JP5874784B2 - Casing body, air conditioner including the casing body, and casing body opening method using the casing body - Google Patents

Description

  The present invention relates to a casing body that allows a panel covering a casing opening provided in the casing to be detachable, an air conditioner including the casing body, and a casing body opening method using the casing body.

  Conventionally, as shown in FIG. 6, an air conditioner 30 configured by connecting a filter unit 40, a cooling / heating unit 50, and a fan unit 60 is known. Hereinafter, the filter unit 40, the cooling / heating unit 50, and the fan unit 60 that constitute the air conditioner 30 will be described.

  The filter unit 40 includes a filter casing 41 that constitutes a ventilation path and a filter 42 that is mounted in the filter casing 41, and filters air taken from the air inlet 43. The filter casing 41 is provided with an opening / closing door 44 for maintenance and inspection of the filter 42.

  The cold / warm unit 50 includes a coil casing 51 that constitutes a ventilation path and a cold water / hot water coil 52 attached in the coil casing 51, and the temperature of the air taken in from the filter unit 40 is adjusted by the cold water / hot water coil 52. The cold water / hot water coil 52 includes an inlet flange 53a for supplying cold / hot water, an inlet pipe 53 including an inlet pipe body 53b, an inlet header 54 connected to the inlet pipe 53, and an outlet flange 55a for draining the cold / hot water. And an outlet pipe 55 comprising an outlet pipe body 55b, an outlet header 56 connected to the outlet pipe 55, and a plurality of fin tubes 57 (see FIG. 8) are connected in parallel between the inlet header 54 and the outlet header 56. It is configured. The cold / hot water supplied from the inlet pipe 53 is distributed from the inlet header 54 to the fin tubes 57, and the cold / hot water circulated in the fin tubes 57 joins in the outlet header 56 and is discharged from the outlet pipe 55. The air flowing outside the fin tube 57 through which the cold / hot water flows is adjusted to a predetermined temperature. A water supply pipe 58 including a water supply flange 58a and a water supply pipe body 58b is connected to the inlet pipe 53 for supplying cold / hot water, and a drainage flange 59a and drainage are connected to the outlet pipe 55 for draining the cold / hot water. A drain pipe 59 made of a pipe body 59b is connected.

  The fan unit 60 includes a fan casing 61 constituting an air passage and a fan 62 attached in the fan casing 61, the fan 62 is driven by a fan motor 63, and the fan is air whose temperature is adjusted by the cooling / heating unit 50. From the exhaust port 65 into a duct (not shown). The fan casing 61 is provided with an opening / closing door 64 for maintenance and inspection of the fan 62.

  As described above, maintenance of the filter 42, the fan 62, and the fan motor 63 is performed by accessing from the open / close doors 44 and 64. Further, the fin tube 57 of the cold water / hot water coil 52 can also be accessed from the open / close doors 44 and 64 for maintenance. However, fin tubes 57 are densely connected to the inlet header 54 and the outlet header 56, and the connection portion 52a between the fin tube 57 and the inlet header 54 and the outlet header 56 has a narrow gap with the coil casing 51. Maintenance and inspection are difficult (see FIG. 8A). In particular, since the connection between the fin tube 57 and the inlet header 54 and the outlet header 56 is connected by brazing, welding, or the like, the frequency of occurrence of water leakage from the connection due to deterioration such as brazing due to long-term use. Tend to be higher. Therefore, when performing maintenance and inspection of the connecting portion 52a between the fin tube 57, the inlet header 54, and the outlet header 56, panels 71 and 71 ′ that cover the opening hole 51a of the coil casing 51 are provided. The panel 71 is removed from the coil casing 51 with the lids 72 and 74 closing the peripheral edges of the holes 71a and 71b and the inlet pipe 53 and the outlet pipe 55 extending from the holes as shown in FIG. It was possible structure (refer FIG. 8).

JP-A-5-252635 (second page, FIGS. 1 and 2)

  However, in order to remove the panel 71 covering the opening hole 51a of the coil casing 51 as shown in FIGS. 7 and 8A, the water supply pipe 58, the inlet pipe 53, the cold / hot water coil 52, the outlet pipe 55 and As shown in FIG. 8 (b), water is drained from the drain pipe 59 and the heat insulating material 73 covering the periphery of the water supply pipe 58 and the inlet pipe 53 and the heat insulating material 75 covering the periphery of the outlet pipe 55 and the drain pipe 59 are removed. The panel 71 can be finally removed from the coil casing 51 by disassembling the water supply pipe 58 connected to the inlet pipe 53 and the drain pipe 59 connected to the outlet pipe 55, removing the split lids 72, 74 from the panel 71. After maintenance and inspection, the panel 71 is attached to the coil casing 51, the split lids 72 and 74 are attached to the panel 71, the inlet pipe 53 and the water supply pipe 58, the outlet pipe 55 and the drain pipe 59 are assembled. Installation of heat insulating materials 73 and 75 around the water supply pipe 58, inlet pipe 53, outlet pipe 55 and drain pipe 59, water pipe 58, inlet pipe 53, cold / hot water coil 52, outlet pipe 55 and drain pipe 59 It was necessary to perform water injection and air venting, and it took a lot of time to remove and install the panel 71 from the coil casing 51. Furthermore, air conditioners are often installed in department stores, office buildings, etc., and there is a restriction that maintenance and inspection must be completed within a limited time such as at night or on holidays.

  The present invention has been made paying attention to such problems, and a casing body capable of opening a casing without disassembling a pipe connected to a heat exchanger provided in the casing of the air conditioner. An object of the present invention is to provide an air conditioner including the casing body and a casing body opening method using the casing body.

In order to solve the above-described problem, the casing body of the present invention includes:
A casing body comprising: a casing including an opening; a panel that closes at least a part of the opening of the casing; and an extending body that extends from a panel opening hole provided in the panel. The panel opening hole has a shape corresponding to the shape of the opening hole, closes a peripheral portion of the extension body, and is divided in a radial direction of the extension body, and the panel opening hole extends the panel. It is characterized in that it is formed in a long hole so as to be movable in a direction crossing the body.
According to this feature, when the closing body is attached to the panel, the closing body can reliably close the peripheral edge of the extension body and the panel opening hole, and the closing body is divided in the radial direction of the extension body. Since the opening hole is formed as a long hole , the closing body and the panel can move in a direction intersecting the extension body without interfering with the extension body, and the casing opening can be opened.

The casing body of the present invention is
The panel opening hole is a notch hole in which a peripheral edge of the panel is notched.
According to this feature, the casing opening can be opened to the maximum without restricting the movement of the panel by the extension.

The casing body of the present invention is
A plurality of extending bodies extending from the panel opening hole are provided.
According to this feature, even if a plurality of extending bodies extending from the panel opening hole are provided, the panel can be moved without interfering with the extending body by using the long hole of the panel opening hole. Thus, the casing opening can be opened.

The casing body of the present invention is
A plurality of the panel opening holes are provided, and each of the panel opening holes extends on the same side of the panel.
According to this feature, using a plurality of panel opening holes extending on the same side of the panel, the panel can be moved in one direction to open the casing opening without interfering with the extension body. Can do.

The air conditioner of the present invention is
The extension body includes a casing body made of a heat exchanger pipe provided in the casing.
According to this feature, the panel can move without interfering with the piping of the heat exchanger, and the casing opening can be opened.

The casing body opening method of the present invention comprises:
A casing body opening method using the casing body, characterized in that the panel is moved in a direction crossing the extension body to open the casing opening.
According to this feature, the casing opening can be easily opened without interfering with the extension by moving the panel in a direction intersecting the extension.

It is a perspective view which shows the casing body of this invention. It is a perspective view which shows the state which moved the panel which covers a casing opening part and opened the casing opening part. It is a figure which shows a panel. (A) is an exit split cover, (b) is a figure which shows an entrance split cover. (A) is the figure which shows the state which removed the volt | bolt which fixes a panel, an inlet split lid, and an outlet split lid in the AA cross section of FIG. 1, (b) is between a panel, an inlet split lid, and an outlet split lid. The figure which shows the state which formed the clearance gap in (c) is a figure which shows the state which moved the panel. (A) is a top view of an air conditioner, (b) is a front view of an air conditioner. It is a perspective view which shows the conventional casing body. (A) is a figure which shows the BB cross section of FIG. 7, (b) is a figure which shows the state which removed the panel which obstruct | occludes a casing opening part.

  The form for implementing the casing body which concerns on this invention, the air conditioner provided with this casing body, and the casing body open | release method using this casing body is demonstrated with reference to FIGS. As FIG. 1 shows, the code | symbol 10 is the cooling / heating unit 10 of the air conditioner provided with the casing body 1 of this invention. The cooling / heating unit 10 and the cooling / heating unit 50 shown in FIG. 6 differ only in the configuration of the casing body 1, and the configuration of the cooling / heating coil 52 is the same. In addition, since the configurations of the filter unit 40 and the fan unit 60 are the same, the description regarding the filter unit 40 and the fan unit 60 will be omitted.

  As shown in FIGS. 1 and 6, the cold / hot unit 10 includes a casing body 1 and a cold water / hot water coil 52 attached in the casing body 1, and the temperature of air taken in from the filter unit 40 is changed to cold water / hot water. Adjustment is made by the coil 52. The cold water / hot water coil 52 includes an inlet flange 53a for supplying cold / hot water, an inlet pipe 53 including an inlet pipe body 53b, an inlet header 54 connected to the inlet pipe 53, and an outlet flange 55a for draining the cold / hot water. And an outlet pipe 55 comprising an outlet pipe body 55b, an outlet header 56 connected to the outlet pipe 55, and a plurality of fin tubes 57 (see FIG. 8) are connected in parallel between the inlet header 54 and the outlet header 56. It is configured. The inlet pipe 53 is connected to a water supply pipe 58 including a water supply flange 58a and a water supply pipe body 58b, and the outlet pipe 55 is connected to a drain pipe 59 including a drainage flange 59a and a drain pipe body 59b. In FIG. 2, when the panel 3 covering the casing opening 2a is moved, the cold water / hot water coil in the casing body 1 can be visually observed through the casing opening 2a, but in FIG. 2, the cold water / hot water coil is omitted. .

  The casing body 1 of the present invention includes a casing 2, an inlet pipe 53 and a water supply pipe 58 as an extension body, an outlet pipe 55 and a drain pipe 59, and an inlet split lid 4 and an outlet split lid 5 as a closing body. Prepare.

  As shown in FIG. 1 and FIG. 2, the casing 2 includes a frame body 2b having a rectangular skeleton structure, and panels 3 and 3 ′ for closing an opening 2a configured on the illustrated front surface of the frame body 2b. Panels 3 ″, 3 ′ ″ that close the openings that are similarly configured on the other surface of the frame 2b. In FIGS. 1 and 2, the panel is divided into two parts. However, the panel may be formed integrally or may be formed into three or more parts.

  Here, the configuration of the panel 3 will be described. As shown in FIGS. 2 and 3, the panel 3 closes a part of the opening 2 a facing the cold water / hot water coil (not shown) inside the casing 2, and the panel 3 includes an inlet pipe 53 and an outlet pipe 55. Are provided with panel opening holes 3a and 3b. Further, the panel opening holes 3a and 3b are formed as long holes so that the panel 3 can be moved in a direction intersecting the inlet pipe 53 and the outlet pipe 55, and the panel peripheral edges 3c and 3d are cut out. It is formed in the hole. By configuring the panel opening holes 3a and 3b in this manner, the panel 3 can be moved in a direction intersecting the inlet pipe 53 and the outlet pipe 55, and the opening 2a of the panel 3 can be opened to the maximum extent. Panel 3 can be removed.

  As shown in FIG. 3, the panel 3 includes an outer plate 3e constituting the outer surface, an inner plate 3f constituting the inner surface, and a filler 3g filled between the outer plate 3e and the inner plate 3f. And an edge member 3h disposed on the outer periphery of the filler 3g and sandwiched between the outer plate 3e and the inner plate 3f. Further, the panel 3 is fixed to a screw hole (not shown) provided in the frame 2 b of the casing 2 by inserting a bolt through a hole 3 m provided around the panel 3. The other panels 3 ′, 3 ″, 3 ′ ″ (see FIG. 1) constituting the casing 2 are also the same as the configuration of the panel 3, and the air flowing in the casing body 1 with the filler as a heat insulating material. It plays the role of keeping the temperature at a predetermined temperature.

  Next, the inlet split lid 4 and the outlet split lid 5 will be described. The entrance split cover 4 (FIG. 4B) has an outer plate 4b constituting an outer surface, and a heat insulating material 4c attached to the back side of the outer plate 4b. The outer plate 4b and the heat insulating material 4c are formed with a blocking hole portion 4a and a hole 4d, and the inlet pipe 53 can be thermally insulated by the hole 4d. Furthermore, since the inlet split cover 4 has a shape corresponding to the shape of the long hole of the panel opening hole 3a, the inlet split cover 4 cooperates with the panel 3 so that the peripheral edge of the inlet pipe 53 and the panel opening hole 3a are insulated. Can be blocked.

  Moreover, the exit split cover 5 (FIG. 4A) has an outer plate 5b constituting an outer surface, and a heat insulating material 5c attached to the back side of the outer plate 5b. The outer plate 5b and the heat insulating material 5c are formed with a blocking hole portion 5a and a hole 5d, and the outlet pipe 55 can be thermally insulated by the hole 5d. Furthermore, since the outlet split lid 5 has a shape corresponding to the shape of the long hole of the panel opening hole 3b, the outlet split lid 5 cooperates with the panel 3 in a state of insulating the peripheral edge of the outlet pipe 55 and the panel opening hole 3b. Can be blocked.

  Furthermore, since the inlet split cover 4 and the outlet split cover 5 are divided by the divided surfaces 4e and 5e so as to pass through substantially the center of the blocking hole portions 4a and 5a and the hole portions 4d and 5d, the divided surfaces 4e and 5e. The inlet split lid 4 and the outlet split lid 5 are moved in a direction intersecting the inlet pipe 53 and the outlet pipe 55 so as to close the inlet pipe 53, the peripheral edge of the outlet pipe 55 and the panel opening holes 3a and 3b. Can be assembled.

  As shown in FIG. 4A, for example, the inlet split lid 4 and the outlet split lid 5 are provided with a closing hole 5f and a dividing surface 5g in the outlet split lid 5 to extend a plurality of pipes. You can also.

  Also, as shown in FIGS. 3 and 4, the inlet split cover 4 is fixed to the screw holes 3 k of the panel 3 by inserting bolts into holes 4 k provided around the inlet split cover 4. The lid 5 is fixed to the screw hole 3 m of the panel 3 by inserting a bolt through a hole 5 m provided around the outlet split lid 5.

  Next, a method for removing the panel 3 using the casing body 1 and a method for opening the opening 2a of the casing 2 will be described with reference to FIGS.

  The bolts 92 (FIG. 5A) for fixing the panel 3 to the casing 2 and the bolts 91 (FIG. 5A) for fixing the inlet split lid 4 and the outlet split lid 5 to the panel 3 are removed. Next, the inlet split cover 4 and the outlet split cover 5 are pushed toward the water supply pipe 58 and the drain pipe 59 respectively to compress the heat insulating materials 73 and 75, and between the inlet split cover 4 and the outlet split cover 5 and the panel 3. A gap g is formed (FIG. 5B). Subsequently, the panel 3 is moved toward the water supply pipe 58 and the drain pipe 59, and further moved in a direction intersecting the inlet pipe 53 and the outlet pipe 55, so that the panel peripheral edge 3c, 3d (FIG. 2) is passed and the panel 3 is removed from the casing 2 (FIGS. 2 and 5 (c)). Thus, the opening 2a of the casing 2 is opened to the maximum without disassembling the inlet pipe 53 and the water supply pipe 58, the outlet pipe 55 and the drain pipe 59, and the heat insulating materials 73 and 75 connected to the cold water / hot water coil 52. it can. Further, since the panel 3 can be moved using the wall surface of the casing 2 as a guide, the panel 3 can prevent the entrance split lid 4 and the outlet split lid 5 from being caught, and the opening 2a of the casing 2 can be opened. In FIG. 5, if the panel 3 is removed after removing the panel 3 ', the step of forming the gap g can be omitted.

  The casing body 1 of the present invention has the following effects.

  A casing 2 having an opening 2a, a panel 3 for closing at least a part of the opening 2a of the casing 2, and an inlet pipe 53 and an outlet pipe 55 extending from panel opening holes 3a and 3b provided in the panel 3 And the panel opening holes 3a and 3b are formed as long holes so that the panel 3 can be moved in a direction intersecting the inlet pipe 53 and the outlet pipe 55. The panel 3 is moved in a direction intersecting the inlet pipe 53 and the outlet pipe 55 using the long holes of the panel opening holes 3a and 3b without interfering with the inlet pipe 53 and the outlet pipe 55. The casing opening 2a can be opened.

  Since the inlet split lid 4 and the outlet split lid 5 having shapes corresponding to the long hole shapes of the panel opening holes 3a and 3b are provided, the inlet split lid 4 and the outlet split lid 5 cooperate with the panel 3 to enter the inlet pipe 53. And the peripheral part of the exit pipe | tube 55 and the panel opening holes 3a and 3b can be obstruct | occluded reliably.

  Since the panel opening holes 3a and 3b are formed as notched holes in which the panel peripheral edge portions 3c and 3d are notched, the panel 3 can pass through the inlet pipe 53 and the outlet pipe 55, and the opening 2a of the casing 2 can be passed through. The opening can be maximized, and the panel 3 can be removed from the casing 2.

  Since the inlet split lid 4 and the outlet split lid 5 are divided in the radial direction of the inlet pipe 53 and the outlet pipe 55, the inlet split lid 4 and the outlet split lid 5 are arranged in a direction intersecting the inlet pipe 53 and the outlet pipe 55. By moving, the peripheral portions of the inlet pipe 53 and the outlet pipe 55 and the panel opening holes 3a and 3b can be closed.

  Even if a plurality of extending bodies extending from the panel opening holes 3a and 3b are provided, the panel can move without interfering with the extending body by using the panel opening holes 3a and 3b, and the casing. The opening can be opened.

  The panel opening holes 3a and 3b extend on the same side with respect to the panel, and are formed in a notch hole in which the panel peripheral edge portions 3c and 3d are notched. Therefore, the panel moves in one direction using the notch holes. By doing so, the casing opening can be opened without interfering with the extension body.

  Since the casing body 1 can be applied to the cooling / heating unit 50 of the air conditioner having the cold water / hot water coil 52 therein, the air conditioner can be inspected and maintained in a short time.

  Although the embodiments of the present invention have been described with reference to the drawings, the specific configuration is not limited to these embodiments, and modifications and additions within the scope of the present invention are included in the present invention. It is.

  In the above embodiment, the panel opening holes 3a and 3b are formed as long holes, and one end of the panel opening holes 3a and 3b is cut out from the panel peripheral edge portions 3c and 3d. However, the present invention is not limited to this, and the panel peripheral portions 3c and 3d of the panel opening holes 3a and 3b are formed as long holes that do not open, and the panel 3 is connected to the inlet pipe 53 and the outlet pipe 55 by using the panel opening holes 3a and 3b. On the other hand, the opening 2a of the casing 2 may be opened without removing the panel 3 by moving in the intersecting direction.

  As another modified example, the panel opening holes 3a and 3b are formed in a substantially square or vertically long shape, the panel peripheral edge portions 3c and 3d of the panel opening holes 3a and 3b are cut open, and the inlet pipes are connected to the peripheral edge portions 3c and 3d. 53 and the outlet pipe 55 may be passed, the panel 3 may be removed, and the opening 2a of the casing 2 may be opened.

  Moreover, in the said Example, although the panel opening holes 3a and 3b of the panel 3 were made into a horizontally long hole, the panel 3 was moved to the horizontal direction and the opening part 2a of the casing 2 was open | released, You may make it open the opening part 2a of the casing 2 by moving the panel 3 to an up-down direction by making 3a, 3b into a vertically long hole.

  Furthermore, in the said Example, although the extending body was piping connected to the cold water / hot water coil 52, an extending body is not only piping for flowing a liquid, but piping for flowing gas. Also good. In the above-described embodiment, the inlet pipe 53 and the water supply pipe 58 and the outlet pipe 55 and the drain pipe 59 as the extension body are coupled by the flanges 53a, 58a, 55a, and 59a. It may be by clamp connection. In addition, the connection positions of the inlet pipe 53 and the water supply pipe 58 and the outlet pipe 55 and the drain pipe 59 are outside the casing, but may be connected inside the casing. The inlet pipe 53 and the outlet pipe 55 may not be provided, and the water supply pipe 58 and the drain pipe 59 may be directly connected to the cooling / heating coil 52.

  In addition, the extension body may be a wiring such as an electric wire, a signal line, or an optical cable, or may be a pipe for accommodating the wiring.

DESCRIPTION OF SYMBOLS 1 Casing body 2 Casing 2a Opening part 3 Panel 3a, 3b Panel opening hole 3c, 3d Panel peripheral part 4 Entrance split cover (closed body)
5 Exit split lid (occlusion body)
52 Cold water / hot water coil (heat exchanger)
53 Inlet pipe (extended body)
55 Outlet pipe (extended body)
58 Water supply pipe (extension body)
59 Drain pipe (extension body)

Claims (6)

A casing body comprising: a casing including an opening; a panel that closes at least a part of the opening of the casing; and an extending body that extends from a panel opening hole provided in the panel. The panel opening hole has a shape corresponding to the shape of the opening hole, closes a peripheral portion of the extension body, and is divided in a radial direction of the extension body, and the panel opening hole extends the panel. A casing body, wherein the casing body is formed in a long hole so as to be movable in a direction intersecting with the exit body. The casing body according to claim 1, wherein the panel opening hole is a notch hole in which a peripheral edge portion of the panel is notched. The casing body according to claim 1 or 2, wherein a plurality of extending bodies extending from the panel opening hole are provided. The casing body according to any one of claims 1 to 3 , wherein a plurality of the panel opening holes are provided, and each of the panel opening holes extends on the same side of the panel. The air conditioner comprising the casing body according to any one of claims 1 to 4 , wherein the extension body includes a pipe of a heat exchanger provided in the casing. A casing body opening method using the casing body according to any one of claims 1 to 5 , wherein the panel is moved in a direction crossing the extension body to open the casing opening. A casing body opening method.

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