JPH076326B2 - Horizontal shutter-bottom frame - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a horizontal pull shutter,
Especially regarding the lower frame.

[0002]

2. Description of the Related Art A lower frame of a horizontal shutter of this type is generally provided with a guide groove having a U-shaped cross section with a width of 2 to 3 cm so as to guide a travel guide of a shutter body, for example, a horizontal door roller. , At the door pocket part, it is a single unit with the standing wall on one side that defines this guide groove being cut out and removed, and this lower frame is embedded and installed on the floor surface uniformly,
The lower end of the shutter main body is arranged so as to be wrapped around the guide groove to open and close the shutter main body, while the door pocket portion in which the floor surface is formed in a stepped shape is folded and stored.

[0003]

In this case, since the lower end of the shutter main body is inserted into the U-shaped guide groove, airtightness is secured, but on the other hand, the guide groove having a width of 2 to 3 cm is always provided on the floor surface. Since the line will be opened, foreign matter such as pebbles will enter, obstructing the travel guide of the travel guide, resulting in an opening and closing obstacle that makes it impossible to open and close the shutter body, or a heel that fits and causes a risk of falling. There is a problem of doing.

By the way, when the horizontal shutter is installed, for example, when airtightness is not required such as in a building entrance and exit, underground shopping mall entrance and exit, and when airtightness is required such as an outdoor shop entrance and exit There is both sides, and it is not always necessary to ensure airtightness.

The present invention has been made in view of the above circumstances, and the problem to be solved is that it can be selectively used depending on whether airtightness is required or not, and there is a risk of obstacles due to foreign matter and the risk of the heel being fitted. It is to provide a lower frame of a horizontal shutter that can prevent the above.

[0006]

In order to solve the above-mentioned problems, the present invention provides a fixed outer frame for embedded installation on the floor and a fixed outer frame which is installed interchangeably with the fixed outer frame to form guide grooves of the shutter main body guide. Airtight and airtight interchangeable fitting / removing inner frames are used. Non-airtight ones are fitted upside down to close the floor groove, and airtight ones project upward from the fixed outer frame. In order to prevent foreign matter from entering and the heel to be fitted, the present invention provides a fixed outer frame having a U-shaped fitting groove facing upward for embedded installation on the floor. It has a common fitting part that can be inserted into and removed from the fitting groove and can be fitted interchangeably. For non-airtightness by fitting upside down and forming a closed surface that closes the fitting groove in the longitudinal direction , The other is located on the fixed outer frame so as to project upward, and has a facing strip that covers the lower end of the shutter main body in the longitudinal direction and also forms a guide groove for the shutter main body running guide. In the lower frame of the horizontal shutter (Claim 1), the fixed outer frame of claim 1, and each of the compatible fitting / removing inner frames, a non-airtight seal is further provided. Same as the interchangeable fitting / demounting inner frame for non-airtightness, same as the airtightly compatible fitting / demounting inner frame, or for the same airtightness with the front and rear facing strips removed, respectively. A lower frame of a horizontal pulling shutter (claim 2) characterized in that a frame is additionally provided, and the front or end of the facing strip of all or part of claim 1 or 2 is connected in an inclined or curved shape. To be equipped with additional shoe scraping strips The lower frame (Claim 3), the facing strip and the shoe slide strip of Claim 3 which form the constituent parts of the upwardly projecting hollow portion of the triangular cross section or the similar shape of the airtight compatible fitting / removing inner frame. The lower frame of the horizontal shutter (claim 4) and the facing strips of claims 1 to 4 are additionally provided with an airtight material facing the lower end of the shutter body. The present invention relates to the lower frame of the horizontal pull shutter (claim 5), and these are the means for solving the above problems as the gist of the invention.

[0007]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described in more detail with reference to the drawings showing the following embodiments. In FIGS. 1 to 5, A is a horizontal pull shutter made of aluminum, B is its shutter body, and C is a shutter frame. .

The shutter body B is formed by connecting a number of even-numbered shutter panels 12 between a traveling frame 10 and a suspension frame 11 so as to be foldable in a bellows shape by means of escape coupling frames 13 and traveling coupling frames 14 that are alternately arranged. In addition, the traveling frame 10, the suspension frame 11, and the traveling connecting frame 14 of one of the alternating alternating frames.
The hanging door pulley 15 is provided at the upper end of each of the above so as to project upward, and the traveling guide 16 is provided at the respective lower end thereof so as to project downward.

The shutter frame C is provided with a shutter main body opening portion and a door pocket portion in the lateral direction, and has a pair of vertical frames 20 and 21 on the door contact side and the hanging side, and an upper frame 30 and a lower frame 40 between them.
Are framed in the shape of a horizontally long rectangle, and the upper frame 30 has a guide strip that serves as a guide rail 31 and the upper frame has a folding margin of the shutter body B and two shutter panel sizes so as to form one side door pocket portion. 30 is provided with a notch 32 in which the folding side is notched and removed, and the lower frame 40 is provided with a guide groove that is a guide groove 47. The rail 31 is rotatably mounted on the rail 31, and the travel guide 16 is attached to the guide groove 4 of the lower frame 40.
The shutter body C is slidably and slidably engaged with the shutter body C, and the shutter main body B is suspended from the shutter frame C such that the shutter main body B can be closed / extended and opened / folded to form a horizontal pull shutter A.

In this example, the lower frame 40 is a fixed outer frame 41.
And the non-airtight compatible fitting / removing inner frame 44 or the airtight compatible fitting / removing inner frame 45, and the fixed outer frame 4
In the case where the horizontal shutter A does not require airtightness so that it is installed in a building or at an entrance / exit of an underground mall, a non-airtight interchangeable fitting / removing inner frame 44, on the other hand, for example, When airtightness is required so as to be installed at an outdoor store entrance / exit, the compatible fitting / removing inner frames 45 for airtightness are selectively used, and the common fixed outer frame 41 and the non-airtightness are used. The lower frame 40 for airtightness can be obtained as needed.

That is, the fixed outer frame 41 has an upward U-shaped fitting groove 42 and horizontal ridges 43 at the front and rear upper ends, and is fixed to the lower ends of the pair of vertical frames 20 and 21 so as to be flush with the floor. It is intended for embedded installation on the floor so that it will be embedded.

The interchangeable fitting / removing inner frames 44 and 45 are provided with a shutter frame C, that is, a shutter body opening portion in the longitudinal direction of the lower frame 40 and a door pocket portion, respectively. U-shaped fitting groove 42 of the frame 41
A common fitting portion 46 that can be freely inserted into and removed from and is compatiblely fitted is provided.

At this time, in the non-airtight compatible fitting / removing inner frame 44, the upper end surface of the fixed outer frame 41 can be housed in a uniform manner so that the guide groove 4 of the shutter body B running guide 16 can be accommodated.
7 is formed, and the fixed outer frame 41 is fitted by turning upside down.
In order to form a closing surface 49 that closes the fitting groove 42 in the longitudinal direction, a stainless steel plate 50 as an abrasion resistant material is fitted and fixed to the bottom surface in the present embodiment with a C-shaped cross section. The shutter body open part and the door pocket part are divided into two parts and are used in common, and the upwardly opening 48 of the guide groove 47, which is also in the inverted C-shape by making the cross-section in the inverted C-shape, has a width of, for example, 8 mm. It is formed as narrow as possible.

Further, in the airtight compatible fitting / removing inner frame 45, it is located above the fixed outer frame 41 so as to project upward, and covers the lower end of the shutter body B in the longitudinal direction and also the shutter body B.
The facing strip 52 having the airtight material 53 facing the lower end is provided, and at the same time, the trailing strip 52 is provided with a shoe slide strip 54 that connects the tip of the facing strip and the floor surface in an inclined manner. Further, the facing strip 52 and the shoe slide strip 54 are In the shutter main body open portion of the present example, facing face strips 52 are erected up and down in front of and behind the common fitting portion 46, assuming that they are arranged so as to constitute the upward protruding hollow portion 51 having a triangular cross section. The upper projecting hollow portion 51 is provided on both front and rear sides by the shoe slide strip 54 of the facing strip 52 and the horizontal blades 55 projecting horizontally from the upper end of the common fitting portion 46, while the door pocket portion is provided. In that case, the same shape divided from this is used, and the facing strip 52 and the upward projecting hollow portion 51 are arranged on one side in the front-rear direction,
In order to enable the open folding of the shutter body B, a notch portion 56 is provided by partially notching and removing all of the other side or the vicinity of the vertical frame 21 on the hanging side.

Therefore, in the horizontal pulling shutter A of this embodiment, when the lower frame 40 is constructed together with the fixed outer frame 41 by using the respective non-airtight compatible fitting / removing inner frames 44, the guide groove 47 in the lower frame 40 is The lower end of the shutter main body A is opened, and the air is circulated by the open gap. However, since the guide groove 47 has the upward opening 48 as narrow as possible, a small stone such as a pebble is formed. Foreign matter gets in,
When the shutter body B is opened and folded, the interchangeable fitting / demounting inner frame 44 at the shutter body opening portion is vertically inverted to fit the fitting groove 42 of the opening portion. It becomes possible to completely block these possibilities by blocking at the blocking surface 49.

On the other hand, when the lower frame 40 is also formed together with the fixed outer frame 41 by using the compatible fitting / removing inner frames 45 for airtightness, the guide groove 47 in the lower frame 40 has the shutter body A at the shutter body opening portion. The lower end of the guide is held so as to ensure airtightness. On the other hand, the guide groove 47 is always open upward, but since there is an inclined shoe-screw 54 extending to the facing strip 52, pebbles, etc. It is difficult for foreign matter to enter the guide groove 47, and the slanted shoe-slider 54 also attracts the attention of the person entering / exiting, and the inclination direction on the floor is added to prevent the heel from being fitted as much as possible. Is possible.

In the present embodiment, the shutter body B is open-folded at the door pocket portion and closed-extended at the shutter body open portion. That is, when each non-airtight compatible fitting / removing inner frame 44 is used, the lower end of the shutter main body B is located above the lower frame 40, so that it can be folded at any position in the longitudinal direction in relation to the lower frame 40. Although the upper end is held by the upper frame 30 in a wrapped state, the shutter body B is regulated by the upper frame 30 and is open-folded in the cutout portion 32 of the door pocket part. At the same time, it will be closed and extended at the remaining shutter body opening part.

On the other hand, when the compatible fitting / removing inner frames 45 for airtightness are used, the upper and lower ends of the shutter body B are respectively the upper frames 30.
Further, since the shutter body B is held in a wrapped state by the lower frame 40, the shutter body B is likewise opened and folded at the respective cutout portions 32 and 56 of the door pocket portion, and is closed and extended at the shutter body open portion.

FIG. 6 shows another example of the interchangeable fitting / removing inner frames 44, 45 for non-airtightness, and FIGS. 7 and 8 show a guide groove 47 in U-shape. 7 is an example in which the bottom surface is directly formed as the closed surface 49, while FIG. 7 shows the shoe slide strip 54 having a curved shape that bulges upward and has a similar cross-sectional shape with the facing strip 52. FIG. 8 shows an example in which the hollow portion 51 is arranged so as to form a constituent portion, and FIG.
Apart from the above, this is an example in which the facing strip 52 is formed so as to project from the upward projecting hollow portion 51 to the shoe slide strip 54 in the opposite direction. Figure 6
Since the rest of FIG. 8 is the same as the above example, the same reference numerals are given and the description thereof is omitted.

Although the illustrated example is as described above, the common fitting portions of the non-airtight and airtight compatible fitting / removing inner frames are removably fitted into the U-shaped fitting grooves of the fixed outer frame. As far as possible, for example, the side surface may be provided with a number of ribs, or the shape may be appropriately changed, such as corrugated, and the closing surface of the non-airtight compatible fitting / removal inner frame may be made of synthetic rubber or a number of lateral ribs Take measures to prevent slipping, such as attaching, and set up the facing strip upright on the non-airtight interchangeable fitting / removing inner frame without providing the sliding strip. Omitting the installation of the upward projecting hollow part without providing horizontal vanes, omitting the installation of the airtight strips at the front and back or one of them to secure airtightness by the facing strip, and further opening the shutter body Although a compatible fitting / demounting inner frame is used for the The guide groove is integrally or fixedly provided on the fixed outer frame, the compatible fitting / removing inner frame is divided into a plurality of parts in the longitudinal direction, and the shutter main body folding parts are provided at both ends in the longitudinal direction for opening and running. In implementing the present invention, including using a horizontal door roller as a guide, a U-shaped fitting groove, a fixed outer frame, a common fitting portion, a shutter body, a running guide, a guide groove, a closed surface, and a facing surface. Strips, non-airtight or airtight compatible fitting / demounting inner frame, compatible fitting / demounting inner frame for folding parts provided as necessary, shoe siding strips, upward projecting hollow parts, each specific material, shape, structure of airtight material, These relationships and additions thereto can be variously modified without departing from the spirit of the invention, and are not limited to those specifically described above.

[0021]

As described above, according to the present invention, a fixed outer frame having an upwardly facing U-shaped fitting groove for floor-embedding installation and a common fitting for fitting in the fitting groove and fitting interchangeably. It is equipped with a fitting part, one of which is housed in a fixed outer frame so that it can be housed in the same shape as the upper end surface to form a guide groove for the shutter main body running guide, and the fitting groove is vertically closed to close the fitting groove in the longitudinal direction. The other is for non-airtightness that forms a closed surface, and the other is located on the fixed outer frame so as to project upward, and has a facing strip that longitudinally covers the lower end of the shutter body, and also forms a guide groove for the shutter body travel guide. It is characterized in that it is provided with respective compatible fitting / removing inner frames for opening the shutter main body for airtightness. Selectively configure the bottom frame of the airtight and horizontal shutter for airtight In addition, the non-airtight compatible fitting / removing inner frame is fitted upside down on the fixed lower frame, and the airtight compatible fitting / removing inner frame is opened / closed due to foreign matter such as pebbles due to the presence of the facing strip. It is possible to prevent as much as possible from the risk of the heel or heel being fitted.

According to a second aspect of the present invention, the fixed outer frame and each of the compatible fitting / removing inner frames are the same as the non-airtight compatible fitting / removing inner frame, and are also the non-airtight compatible fitting / removing inner frames. In addition to the above, in addition to the above, the interchangeable fitting of the foldable parts is additionally provided because each of the shuttering foldable parts is also provided with an interchangeable fitting / removing inner frame for the same airtightness by removing the same or one of the front and rear facing strips. It is possible to prevent the increase in the types of inner frame shapes by sharing the inner frame with that of the shutter body open part.

[0023] Since claim 3 is characterized in that it is additionally provided with a shoe-stripping strip for connecting the entire or part of the facing strip tips and the floor surface in an inclined or curved shape, the same as the above. Even if the face-to-face strip is installed, the direct standing of the strip is prevented, the danger due to tripping is eliminated, and the passage of, for example, a truck is facilitated.

According to a fourth aspect of the present invention, the facing strip and the shoe slide strip are arranged so as to form a component portion of the upward protruding hollow portion of the airtight compatible fitting / removing inner frame having a triangular cross section or a similar shape. Therefore, in addition to the above, similarly, it is possible to prevent deformation of the facing strip and the shoe slide strip due to the load.

According to a fifth aspect of the present invention, the facing strip is additionally provided with an airtight material facing the lower end of the shutter body. Therefore, in addition to the above, the airtightness of the interchangeable fitting / removing inner frame for airtightness is also provided. Can be improved and enhanced.

[Brief description of drawings]

Fig. 1 Exploded perspective view of a horizontal pull shutter Fig. 2 Vertical sectional view of a horizontal pull shutter using a non-airtight compatible fitting / removing inner frame Fig. 3 Horizontal cross sectional view of a horizontal pull shutter Fig. 4 Partially enlarged vertical cross sectional view 5 Partially enlarged vertical cross-sectional view using the airtight compatible fit-in / out inner frame Fig. 6 Vertical cross-sectional view of the non-airtight compatible fit-in / out inner frame according to another example Vertical sectional view FIG. 8 A vertical sectional view of an airtight compatible fitting / removing inner frame according to another example.

[Explanation of symbols]

 A Horizontal pull shutter B Shutter body C Shutter frame 16 Travel guide 40 Lower frame 41 Fixed outer frame 42 Fitting groove 44 Fitting inner frame 45 Fitting inner frame 46 Common fitting part 47 Guide groove 49 Closing surface 51 Upward protruding hollow Part 52 Face-to-face strip 53 Airtight material 54 Shoe scraper strip 56 Missing part

Claims (5)

[Claims] 1. A fixed outer frame having a U-shaped upward fitting groove for floor-embedded installation, and a common fitting portion that is fitted into and removed from the fitting groove and is fitted interchangeably. One side is formed so that it can be housed in a fixed outer frame in the same shape as the upper end surface to form a guide groove for the shutter main body running guide, and a closing surface that vertically reverse fits to close the fitting groove in the longitudinal direction. Airtight shutters, the other one is for the airtight shutters, which are located on the fixed outer frame so as to project upward, and which are provided with facing strips that cover the lower end of the shutter body in the longitudinal direction and also form guide groove strips for the shutter body travel guide. A lower frame of a horizontal pulling shutter, characterized in that it is provided with respective interchangeable fitting / removing inner frames at a main body opening portion. 2. The fixed outer frame and each of the compatible fitting / removing inner frames according to claim 1, further comprising the same non-airtight compatible fitting / removing inner frame and a non-airtight compatible fitting / removing inner frame. A bottom frame of a horizontal pulling shutter, which is additionally provided with respective interchangeable fitting / removing inner frames of the shutter main body folding part, which are also for airtightness and which have the same or one of the front and rear facing strips removed. 3. A horizontal pulling shutter according to claim 1, further comprising a shoe slide strip for connecting the front or end of the facing strip to the floor surface in an inclined or curved manner. Lower frame. 4. The facing strip and the shoe slide strip according to claim 3 are arranged so as to form a component in an upward projecting hollow portion having a triangular cross section of an airtight compatible fitting / removing inner frame or a similar shape. The lower frame of the horizontal shutter. 5. A lower frame of a horizontal shutter, further comprising an airtight material facing the lower end of the shutter main body, in addition to the facing strips according to any one of claims 1 to 4.