JP6067451B2 - Latent heat storage building materials - Google Patents

Description

  The present invention relates to a latent heat storage building material in which a container enclosing a latent heat storage material is accommodated.

  In recent years, a heat storage type heating and building material excellent in energy saving has attracted attention because it can use inexpensive late-night power with relatively little demand.

  This type of heat storage type heating building material uses a latent heat storage material that stores heat and releases heat by repeatedly melting and solidifying depending on the temperature, and is disclosed in, for example, Patent Documents 1 to 3.

  In particular, Patent Document 1 proposes that a building material used as a heating floor material, in which a storage portion for storing a heat storage material container in the building material main body is partitioned by a partition plate, and the partitioned space. In this case, a sheet-like heat storage material is sandwiched between two resin sheets, and a heat storage material container is housed by sealing the peripheral edge of the resin sheet by thermal fusion.

JP 2000-28154 A JP 2007-93027 A JP 2007-101095 A

  However, in the building material of Patent Document 1, the partitioned space for housing the heat storage material container must be sized to allow for the ears of the container. If it does so, the space corresponding to an ear | edge part is not filled with a heat storage material, the filling rate of a heat storage material falls, a heat storage defect | deletion arises, and also the intensity | strength of a building material main body falls.

  The present invention has been made in view of such various points. The object of the present invention is to improve the filling rate of the heat storage material by improving the housing structure of the heat storage material container with respect to the building material main body. It is to ensure strength.

  In order to achieve the above object, according to the present invention, the container housing portion formed on the building material main body has a recess extending continuously from one end to the other of the opposite opposite ends of the building material main body, and is fitted in the middle of the recess. The concave portion is provided so as to face the width direction of the concave portion, the depth of the fitting concave portion is made shallower than the concave portion, and a gap is provided between the partition member fitted into the fitting concave portion and the bottom surface of the concave portion. It was.

  Specifically, the invention of claim 1 includes a building material main body having a container housing portion on the back surface, and a latent heat that is housed in the container housing portion of the building material main body and stores and releases heat by repeatedly melting and solidifying depending on the temperature. The latent heat storage building material provided with the thermal storage material container with which the thermal storage material was enclosed is object.

  And the said container accommodating part has a recessed part continuously extended from one side of the both ends which the said building material main body opposes to the other, and the said recessed part does not reach | attain both the opposite end surfaces of the said building material main body, but this both end surfaces A plurality of pairs of recesses formed so as to be opposed to each other in the widthwise direction of the recesses at the intermediate part in the longitudinal direction of the recesses. Insertion recesses are provided at predetermined intervals in the recess length direction, the insertion recesses are formed with a depth shallower than the recesses, and both ends are fitted into the pair of insertion recesses, A partition member for partitioning the recess is further provided, and the heat storage material container is accommodated in the recess so that a part thereof is disposed in a gap positioned between the partition member and the bottom surface of the recess. Features.

  In the first aspect of the present invention, the depth of the fitting recess is shallower than the depth of the recess, and a gap is formed between the partition member and the bottom surface of the recess in a state where both ends of the partition member are fitted into the fitting recess. Therefore, by disposing a part of the heat storage material container in the gap, the latent heat storage material can be filled in the concave portion over the entire space between the partition members. In this way, since the latent heat storage material can be filled over almost the entire recess, the filling rate of the latent heat storage material is improved as compared with the conventional case, and heat storage deficiency can be prevented. Moreover, since the latent heat storage material is filled over almost the entire recess and no cavity is formed, the strength of the latent heat storage building material can be ensured.

  In addition, when housing the heat storage material container in the building material main body, the real part provided at the end of the building material is hit with a wooden mallet in the state where the heat storage material container incorporated in the partition member and the recess is assembled in the building material main body. The building material bodies adjacent to each other are actually fitted together. At that time, since the partition member bridges in the width direction of the building material main body concave portion, the strength of the portion corresponding to the concave portion of the building material main body is maintained.

  Furthermore, since a part of the heat storage material container positioned between the partition member and the bottom surface of the recess is pressed against the bottom surface of the recess by the partition member, the heat storage material container is in close contact with the bottom surface of the recess as a whole, so that the latent heat storage material The heat absorption and heat dissipation efficiency can be improved.

  Furthermore, since the movement of the heat storage material container located on the side of the partition member is restricted by the partition member, it is possible to prevent the heat storage material container from being displaced. As a result, temperature unevenness does not occur in the building material body, and an even heat storage effect is obtained. Moreover, even if this building material is constructed in a vertical state such as a wall material rather than in a horizontal state like a flooring material, the heat storage material container does not fall.

  The invention of claim 2 is the invention of claim 1, comprising a plurality of the heat storage material containers, wherein each of the heat storage material containers has an ear portion for sealing the latent heat storage material inside, at a peripheral portion thereof, The ear portion is accommodated between the partition members of the concave portion in a state where the ear portion is disposed in a gap between the partition member and the bottom surface of the concave portion.

  In this invention of Claim 2, it comprises a plurality of heat storage material containers, and the ears at the peripheral edge of each heat storage material container are arranged in the gap between the partition member and the bottom surface of the recess, and the latent heat storage material other than the ears Is filled in the entire space on the side of the partition member, so that a cavity for disposing the ear portion on the side of the partition member does not occur as in the prior art. Therefore, the filling rate of the latent heat storage material is improved as compared with the conventional one, and the strength of the building material main body is secured.

  The invention of claim 3 is the invention of claim 1 or 2, wherein both ends of the partition member are bonded to the inner surface of the fitting recess.

  In this invention of Claim 3, since the both ends of a partition member are adhere | attached on the fitting recessed part inner surface, the engagement state of a partition member and a fitting recessed part becomes stronger, and it is ensured that a partition member falls off. Can be prevented.

  According to a fourth aspect of the present invention, in any one of the first to third aspects of the present invention, the lengthwise end of the fitting recess reaches the widthwise end surface of the building material main body and opens. Features.

  In the invention of claim 4, since the end in the length direction of the fitting recess reaches the width direction end surface of the building material main body, it is cut by a tool such as a planer or a saw from the back side of the building material main body. By doing so, both the fitting recesses can be formed simultaneously. Therefore, the processing time can be shortened.

  According to a fifth aspect of the present invention, in the fourth aspect of the present invention, the recess reaches the lengthwise end surface of the building material main body and opens, and the pair of fitting recesses are provided at the lengthwise end of the building material main body. Is formed, and both ends of the partition member are fitted into the pair of fitting recesses.

  In the invention of claim 5, since the recess reaches the end surface in the length direction of the building material main body and opens, the recess can be easily made by cutting with a tool such as a planar or a saw from the back side of the building material main body. Can be formed. On the other hand, the strength of the length direction end of the building material body is relatively low. However, since the fitting recess is formed in the length direction end and the partition member is installed there, The strength of the length direction end of the building material main body can be maintained by reinforcement by the member.

  The invention of claim 6 is the invention according to any one of claims 1 to 3, wherein the end in the length direction of the fitting recess is located at a position closer to the center than the end surface in the width direction of the building material main body, Both corners of the end in the length direction are formed with bulges that bulge into the fitting recesses, and the partition member has both bulges at the corners. It is characterized by being fitted in the fitting recess so as to be in pressure contact.

  In the invention of claim 6, bulging portions are formed at both corners of the lengthwise end of the fitting concave portion, and the partitioning member has the fitting concave portion so that both end portions thereof are pressed against the bulging portion. Therefore, the structure itself can prevent the partition member from falling off the fitting recess.

  As described above, according to the first aspect of the present invention, the depth of the recessed portion is shallower than the depth of the recessed portion, and the partition member and the recessed portion are in a state where both end portions of the partition member are fitted into the recessed portion. Since a gap is formed between the bottom and the bottom surface, by arranging a part of the heat storage material container in this gap, the concave portion can be filled with the latent heat storage material across the entire partition member. In this way, since the latent heat storage material can be filled over almost the entire recess, the filling rate of the latent heat storage material is improved as compared with the conventional case, and heat storage deficiency can be prevented. Moreover, since the latent heat storage material is filled over almost the entire recess and no cavity is formed, the strength of the latent heat storage building material can be ensured. In addition, since a part of the heat storage material container located between the partition member and the bottom surface of the recess is pressed against the bottom surface of the recess by the partition member, the heat storage material container is in close contact with the bottom surface of the recess as a whole, so that the latent heat storage material The heat absorption and heat dissipation efficiency can be improved. Furthermore, since the movement of the heat storage material container located on the side of the partition member is restricted by the partition member, it is possible to prevent the heat storage material container from being displaced. As a result, temperature unevenness does not occur in the building material body, and an even heat storage effect is obtained. Moreover, even if this building material is constructed in a vertical state such as a wall material rather than in a horizontal state like a flooring material, the heat storage material container does not fall. In addition, when housing the heat storage material container in the building material main body, the real part provided at the end of the building material is hit with a wooden mallet in the state where the heat storage material container incorporated in the partition member and the recess is assembled in the building material main body. The building material bodies adjacent to each other are actually fitted together. At that time, since the partition member bridges in the width direction of the building material main body concave portion, the strength of the portion corresponding to the concave portion of the building material main body is maintained, so that it is possible to prevent the building material main body from being deformed by an impact due to tapping.

  According to the invention of claim 2, a plurality of heat storage material containers are provided, and the ears at the peripheral edge of each heat storage material container are arranged in the gap between the partition member and the bottom surface of the recess, and the latent heat storage material other than the ears Is filled in the entire space on the side of the partition member, so that a cavity for disposing the ear portion on the side of the partition member does not occur as in the prior art. Therefore, the filling rate of the latent heat storage material is improved as compared with the conventional one, and the strength of the building material main body is secured.

  According to invention of Claim 3, since the both ends of a partition member are adhere | attached on the insertion recessed part inner surface, the engagement state of a partition member and an insertion recessed part becomes stronger, and it is ensured that a partition member falls off. Can be prevented.

  According to invention of Claim 4, since the edge part of the length direction of an insertion recessed part reaches | attains the width direction end surface of a building material main body, it cuts with tools, such as a planer and a saw, from the back surface side of a building material main body. By doing so, both the fitting recesses can be formed simultaneously. Therefore, the processing time can be shortened.

  According to the invention of claim 5, since the recess reaches the end surface in the length direction of the building material main body and opens, the recess can be easily cut by cutting with a tool such as a planar or a saw from the back side of the building material main body. Can be formed. On the other hand, the strength of the length direction end of the building material body is relatively low. However, since the fitting recess is formed in the length direction end and the partition member is installed there, The strength of the length direction end of the building material main body can be maintained by reinforcement by the member.

  According to the invention of claim 6, the bulging portion is formed at both corners of the lengthwise end of the fitting concave portion, and the fitting member has the fitting concave portion so that both end portions thereof are pressed against the bulging portion. Therefore, the structure itself can prevent the partition member from falling off the fitting recess.

It is a perspective view which decomposes | disassembles and shows the latent heat storage building material which concerns on embodiment of this invention. It is a top view of the building material main body of a latent heat storage building material. It is a fragmentary perspective view which decomposes | disassembles and shows a building material main body and a partition member. It is a perspective view which shows the building material main body by which the partition member was inserted. FIG. 5 is a cross-sectional view corresponding to the line VV in FIG. 1. It is a perspective view which shows the process of forming a groove part in a building material main body in the manufacturing method of a latent heat storage building material. It is a perspective view which shows the process of expanding a part of groove part and forming an insertion recessed part. It is a perspective view which decomposes | disassembles and shows the building material main body and partition member of the latent heat storage building material which concern on the modification 1 of embodiment of invention. It is a perspective view which decomposes | disassembles and shows the building material main body and partition member of the latent heat storage building material which concern on the modification 2 of embodiment of invention. It is a top view of the building material main body of the latent heat storage building material which concerns on the modification 3 of embodiment of invention. It is a perspective view which decomposes | disassembles and shows the latent-heat storage building material which concerns on other embodiment. It is a perspective view which decomposes | disassembles and shows the latent-heat storage building material which concerns on other embodiment.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. The following description of the preferred embodiments is merely exemplary in nature and is in no way intended to limit the invention, its application, or its application.

<< Embodiment of the Invention >>
(Latent heat storage building materials)
FIG. 1 shows a latent heat storage building material A according to an embodiment of the present invention, and this latent heat storage building material A is used as a floor material (latent heat storage floor material), for example. The latent heat storage building material A is integrally joined to the plate-like building material main body 1 made of a wood material (for example, MDF) or the like, and the building material main body 1 in the same manner as a normal flooring material or wall material. And a lid 14 (backer) made of a thin plate. The building material main body 1 is made of, for example, a plate material having a width of 303 mm and a length of 1820 mm, and a concave groove-shaped container housing portion 2 is formed on one surface (rear surface) thereof. .. Are stored, and a rectangular plate-shaped partition member 12 is disposed between the heat storage material containers 10. Yes. And the said cover material 14 is the state in which the said thermal storage material container 10,10, ... was accommodated in the said container accommodating part 2, and the said partition member 12 was fixed to the position between these thermal storage material containers 10, It joins integrally with the back surface of the building material main body 1 so that the opening of the said container accommodating part 2 may be closed.

  FIG. 5 is a cross-sectional view of the latent heat storage building material A taken along the line VV in FIG. Each said heat storage material container 10 is a rectangular thin-plate-shaped thing of the magnitude | size which can be accommodated in the said container accommodating part 2 of the back surface 1a of the said building material main body 1, for example, consists of heat-transfer materials, such as aluminum, The latent heat storage material 11 is enclosed inside. As the material of the heat storage material container 10, it is necessary to use a latent heat storage material 11 to be filled that does not dissolve or swell (paraffin as the latent heat storage material 11 swells olefin or the like), PET (Polyethylene terephthalate) and polyethylene It is possible to use a bag-like container made of a film having barrier properties against the latent heat storage material 11, such as a film obtained by vapor-depositing aluminum on the composite or a film containing aluminum foil as a constituent material. Since the latent heat storage material 11 is sealed inside the heat storage material container 10, an ear portion 10 a (seal) is provided at the peripheral portion of the heat storage material container 10 to prevent leakage of the latent heat storage material 11. Part).

  The latent heat storage material 11 performs heat storage and heat dissipation by repeatedly melting and solidifying depending on the temperature, becomes solid at a temperature lower than the melting point, and becomes liquid at a temperature higher than the melting point. As the latent heat storage material 11, for example, normal paraffin whose main raw material is n-octadecane or n-hexadecane is used. This normal paraffin has a melting point of 15 to 35 ° C., basically becomes a solid at a temperature lower than the melting point, and becomes a liquid at a temperature higher than the melting point. The normal paraffin as the latent heat storage material 11 is used as it is enclosed in the heat storage material container 10 made of aluminum or the like as it is, and changes in phase with solid or liquid according to the temperature change. The specific gravity of normal paraffin is about 0.8.

  As the latent heat storage material 11 other than normal paraffin, inorganic hydrate salts (calcium chloride hexahydrate, sodium sulfate decahydrate, etc.), fatty acids (palmitic acid, myristic acid, etc.), aromatic hydrocarbon compounds (benzene) , P-xylene, etc.), ester compounds (isopropyl palmitate, butyl stearate, etc.), alcohols (stearyl alcohol, etc.), polyalkylene glycols, and the like can be used.

  In the unlikely event that the heat storage material container 10 is damaged, the latent heat storage material 11 may be soaked into a non-woven fabric, fibrous material, fiberboard, or the like, or the latent heat storage material 11 is added with a gelling agent. The material 11 may be gelled. Alternatively, the latent heat storage material 11 may be microencapsulated and molded together with the resin.

  In such a latent heat storage material A in which the latent heat storage material 11 is enclosed in the heat storage material container 10 and the plurality of heat storage material containers 10,... Are stored in the container storage portion 2 of the building material body 1, for example, indoors When it is constructed on the floor base material in the floor portion, a constant temperature effect that keeps the temperature of the floor surface or the room constant by the heat storage effect of the latent heat storage material 11 is obtained. For example, even when the heating state (cold state) by the electric heater or the hot water pipe (cold water pipe) is stopped during floor heating (floor cooling), a constant temperature effect is obtained by the heat storage effect of the latent heat storage material 11 thereafter. . In addition, if there is solar radiation on the indoor floor surface and the floor surface is heated, the heat is stored in the latent heat storage material 11 and is heated by the heat stored in the latent heat storage material 11 even if the solar radiation stops thereafter. A temperature state can be maintained.

  The container housing portion 2 formed on the back surface of the building material main body 1 has a row of recesses 3 continuously extending from one end to the other of both end portions facing the length direction of the building material main body 1. The end portion of the concave portion 3 in the length direction reaches the end surface in the length direction of the building material main body 1 and is not open, and is in a position up to that side.

  And in the intermediate part of the length direction of the said recessed part 3, the building material main body 1 located in the both sides of the width direction of this recessed part 3 was recessed so that each might mutually oppose, for example, several pairs (about 10-20 mm width) ( .. Are provided at predetermined intervals in the length direction of the recess 3. The portions located on both sides in the length direction of the concave portion 3 with respect to the respective fitting concave portions 4 and 4 are container accommodating spaces 5, 5,..., Respectively. Is housed.

  As shown in an enlarged view in FIG. 3, each of the pair of fitting recesses 4 and 4 is formed so that the depth thereof is shallower than the recess 3, and the depth dimension of the recess 3 is a. When the depth dimension of 4 is b, a> b. Moreover, each insertion recessed part 4 is recessedly provided by the rectangular shape by planar view from the width direction side surfaces 3b and 3b of the said recessed part 3. As shown in FIG.

  Then, both ends of the partition member 12 are fitted into the fitting recesses 4 and 4 of each pair. The partition member 12 has the same dimension as the distance from one length direction end face 4a to the other length direction end face 4a of each pair of fitting recesses 4 and 4 described above. Moreover, the thickness dimension c of the partition member 12 is the same as the depth dimension b of the fitting recess 4, and the back surface 1 a of the building material main body 1 in a state of being fitted in the pair of fitting recesses 4. It will be the same. In addition, as for each partition member 12, the both ends may be adhere | attached on the inner surface of the insertion recessed parts 4 and 4. FIG. In this case, the engagement state between the partition member 12 and the fitting recesses 4 and 4 becomes stronger, and it is possible to reliably prevent the partition member 12 from dropping from the fitting recesses 4 and 4.

  Then, in the state in which the partition member 12 is fitted in each pair of the fitting recesses 4, 4, each of the heat storage material containers 10 has an ear portion 10 a with the partition member 12 and the bottom surface 3 a of the recess 3. Are accommodated in the respective container accommodating spaces 5 so as to be disposed in the gaps S formed therebetween.

(Method for manufacturing latent heat storage building materials)
Next, a method for manufacturing such a latent heat storage building material A will be described.

  First, as shown in FIG. 6, on the back surface 1 a of the unprocessed building material body 1, a groove portion 7 that is continuous from one end portion to the other end portion in the length direction is formed at the center position in the width direction of the building material body 1. To cut. The groove 7 can be roughly processed using, for example, a planar (mechanical rod).

  Next, as shown in FIG. 7, a plurality (six) portions of the groove portion 7 having a predetermined interval in the length direction are expanded with a shallow depth on both sides in the width direction by router processing.

  By this, the said recessed part 3 continuously extended from the one end part of a length direction to the back surface 1a of the building material main body 1 and the other end part, and the width direction both sides | surfaces of the recessed part 3 in the intermediate part of the length direction of this recessed part 3 A container housing portion 2 having a plurality of pairs of fitting recesses 4, 4,... Recessed so as to be opposed to each other with a space (width of the groove portion 7) between the portions 3a and 3a extending outward in the width direction. Form.

  Thereafter, the partition member 12 is fitted into each pair of fitting recesses 4, 4,.

  And each heat storage material container 10 is accommodated in each container formed between the partition members 12 and 12 so that the ear portion 10a is disposed in the gap S formed between the partition member 12 and the bottom surface 3a of the recess 3. House in space 5.

  Finally, the lid member 14 is joined to the back surface 1a of the building material body 1 so as to close the opening of the container housing portion 2.

-Effects of the embodiment of the invention-
In this embodiment, the depth b of the insertion recess 4 is shallower than the depth a of the recess 3, and the partition member 12 and the recess 3 are in a state in which both ends of the partition member 12 are inserted into the insertion recess 4. Since a gap S is formed with the bottom surface 3a of the slab, by arranging a part of the heat storage material container 10 in the gap S, the recess 3 is filled with the latent heat storage material 11 over the entire space between the partition members 12. can do. Thus, since the latent heat storage material 11 can be filled over substantially the entire recess 3, the filling rate of the latent heat storage material 11 can be improved as compared to the conventional case, and heat storage deficiency can be prevented. Moreover, since the latent heat storage material 11 is filled over almost the entire recess 3 and no cavity is formed, the strength of the latent heat storage material A can be secured. Further, a part of the heat storage material container located between the partition member 12 and the bottom surface 3 a of the recess 3, that is, the ear portion 10 a is pressed against the bottom surface 3 a side of the recess 3 by the partition member 12, whereby the heat storage material container 10. Since it adheres to the bottom surface 3a as a whole, the heat absorption / heat radiation efficiency of the latent heat storage material 11 can be improved. Furthermore, since the movement of the heat storage material container 10 located on the side of the partition member 12 is restricted by the partition member 12, a positional shift of the heat storage material container 10 can be prevented. As a result, temperature unevenness does not occur in the building material main body 1, and a uniform heat storage effect is obtained. Moreover, even if this building material A is constructed not in a horizontal state like a flooring but in a vertical state like a wall material, the heat storage material container 10 does not fall.

  Moreover, in this embodiment, the ear | edge part 10a in the peripheral part of the thermal storage material container 10 is arrange | positioned in the clearance gap between the partition member 12 and the bottom face 3a of the recessed part 3, and the latent heat storage materials 11 other than the ear | edge part 10a partition. Since the entire space on the side of the member 12 is filled, a cavity for disposing the ear portion 10a on the side of the partition member 12 as in the related art does not occur. Therefore, the filling rate of the latent heat storage material 11 is improved as compared with the prior art, and the strength of the building material main body 1 is secured.

<< Modification 1 of Embodiment of Invention >>
FIG. 8 is an exploded perspective view showing a main part of the latent heat storage building material A according to Modification 1 of the embodiment of the present invention. In the building material main body 1 of the latent heat storage building material A of this modification, the recess 3 opens with the lengthwise end thereof reaching the lengthwise end surface 1b of the building material main body 1, and the fitting recess 4 also has its length. The end in the vertical direction reaches the width direction end face 1c of the building material body 1 and opens.

  When manufacturing such a building material main body 1, first, on the back surface 1 a of the unprocessed building material main body 1, continuous from one end to the other end facing the length direction at the center position in the width direction of the building material main body 1. The groove 7 to be processed is roughly processed using a planar or the like, for example.

  Next, a plurality of (six) portions spaced apart in the length direction in the groove portion 7 are separated from one end to the other end facing the width direction of the groove portion 7 by using a planar or the like as in the processing of the groove portion 7. A pair of insertion recessed parts 4 and 4 which are continued to are processed.

  Thus, since each pair of insertion recessed parts 4 and 4 can be cut with a planar etc., a processing speed can be improved compared with embodiment shown in FIG.

<< Modification 2 of Embodiment of Invention >>
FIG. 9 is an exploded perspective view showing a main part of the latent heat storage building material A according to Modification 2 of the embodiment of the present invention. In the building material main body 1 of the latent heat storage building material A of the present modified example, the lengthwise end of the recess 3 reaches the lengthwise end surface 1b of the building material main body 1 and opens, as in the first modified example. The end of the fitting recess 4 in the length direction reaches the width direction end face 1c of the building material main body 1 and opens. A pair of fitting recesses 4 are also provided at both ends in the length direction of the recess 3, and both ends of the partition member 12 are fitted into the pair of fitting recesses 4, 4.

  Thus, since the recessed part 3 reaches | attains and opens the length direction end surface 1b of the building material main body 1, it cuts with the planar etc. from the back surface 1a side of the building material main body 1 similarly to the said modification 1. Although the concave portion 3 can be easily formed, the strength of the end portion in the length direction of the building material main body 1 is relatively low. However, since the pair of fitting recesses 4 and 4 are respectively provided at both ends in the length direction and the partition member 12 is installed there, the strength at both ends in the length direction of the building material main body 1 can be maintained.

<< Modification 3 of Embodiment of Invention >>
FIG. 10 is an enlarged plan view of the building material main body 1 of the latent heat storage building material A according to Modification 3 of the embodiment of the present invention. In the building material main body 1 of the present modification, bulging portions 4 b made of inclined surfaces that bulge toward the inside of the fitting recess 4 are formed at both corners of the fitting recess 4. And the said partition member 12 is engage | inserted by the said insertion recessed part 4 so that the both ends may be press-contacted to the said bulging part 4b.

  Thus, the bulging portion 4b is formed at the corner of the lengthwise end portion of the fitting concave portion 4, and the partitioning member 12 has the fitting concave portion so that both ends thereof are pressed against the bulging portion 4b. 4, the partition member 12 is fitted into the fitting recess 4 with both ends thereof being stretched, and can be prevented from falling off the fitting recess 4. Therefore, it is not necessary to adhere the partition member 12 to the fitting recess 4.

<< Other Embodiments >>
In the description of the above embodiment, the heat storage material container 10 has a size that can be accommodated in the container accommodation space 5 formed between the partition members 12. However, as shown in FIG. It is good also as the container 13 accommodated over the whole length direction. The heat storage material container 13 has the same rectangular shape as the concave portion 3 in plan view, and a portion corresponding to the gap S is sealed, and only this sealed portion is slightly thicker than the size of the gap S. Thus, by making it thicker than the dimension of the gap S, the heat storage material container 13 is partially sandwiched between the partition member 12 and the bottom surface 3a of the recess 3, so that the heat storage material container 13 is removed from the container housing portion 2. It can be prevented from falling off.

  Moreover, in description of the said embodiment, the container accommodating part 2 shall have 1 row of recessed parts 3 extended in the length direction in the back surface of the building material main body 1, and fitting recessed part 4, 4, ... is formed in the recessed part 3. However, as shown in FIG. 12, the back surface of the building material body 1 has two rows of recesses 3 and 3 extending in the length direction, and the recesses 4 are formed in the recesses 3. Alternatively, the number of the recesses 3 may be increased to three or more.

  The present invention accommodates a heat storage material container in the container storage portion so as to dispose a part of the heat storage material container in a gap formed between the partition member and the bottom surface of the recess of the container storage portion, and Since the filling rate of the latent heat storage material is secured and the strength of the building material main body is secured, it is extremely useful and has high industrial applicability.

A latent heat storage building material 1 building material body 1a back side (single side)
DESCRIPTION OF SYMBOLS 1b Length direction end surface of a building material main body 1c Width direction end surface of a building material main body 2 Container accommodating part 3 Recessed part 3a Bottom face 3b Side face 4 Insertion recessed part 4a Corner | angular part 4b Expansion part 10 Thermal storage material container 11 Latent heat storage material 12 Partition member S Gap

Claims (6)

A building material main body having a container housing portion on the back surface, and a heat storage material container encapsulated with a latent heat storage material that is housed in the container housing portion of the building material main body and repeatedly stores and heats according to temperature to store and release heat. Latent heat storage building materials,
The container housing portion has a recess that continuously extends from one end to the other end of the opposite ends of the building material body,
The concave portion is located in front of the both end faces without reaching the opposite end faces of the building material main body or reaches the both end faces and opens,
In the intermediate part in the longitudinal direction of the concave part, a plurality of pairs of fitting concave parts are provided at predetermined intervals in the concave part length direction, and the building material main bodies on both sides in the width direction of the concave part are recessed so as to face each other. The insertion recess is formed with a depth shallower than the recess.
Both ends are fitted in the pair of fitting recesses, and further includes a partition member that partitions the recesses,
The latent heat storage building material, wherein the heat storage material container is accommodated in the recess so that a part thereof is disposed in a gap located between the partition member and the bottom surface of the recess. In claim 1,
A plurality of the heat storage material containers,
Each said heat storage material container has the ear | edge part for sealing the said latent heat storage material inside in a peripheral part, and this ear | edge part is arrange | positioned in the clearance gap between the said partition member and the bottom face of the said recessed part. The latent heat storage material is housed between the partition members of the recess. In the latent heat storage building material according to claim 1 or 2,
The latent heat storage building material, wherein both ends of the partition member are bonded to the inner surface of the fitting recess. In any one of Claims 1 thru | or 3,
The latent heat storage building material, wherein an end portion in the length direction of the fitting recess reaches the width direction end surface of the building material main body and opens. In claim 4,
The recess reaches the lengthwise end surface of the building material body and opens,
A latent heat storage building material, wherein the pair of fitting recesses are formed at the longitudinal ends of the building material body, and both ends of the partition member are fitted into the pair of fitting recesses. In any one of Claims 1 thru | or 3,
The end in the length direction of the fitting recess is located at a position closer to the center than the end surface in the width direction of the building material body, and the corners of the end in the length direction are in the fitting recess. A bulge that bulges toward the
The latent heat storage building material, wherein the partition member is fitted into the fitting recess so that both ends thereof are in pressure contact with the bulging portion of the corner portion.

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