JP2020026937A - Blower and attachment frame body - Google Patents

Abstract

To enable a preferable construction method to be selected according to specifications of an attachment destination with smaller labor and lower costs.SOLUTION: A blower 100 is configured so that a casing 122 of a device body 120 is detachably attached to an attachment frame body 110. The attachment frame body includes: a pair of first connection members 112, 114 which are provided facing each other; and second connection members 116, 118 which are provided facing each other and connect both end sides of the pair of first connection members. Each of the first connection members has connection parts 112c2, 114c2 connected with the second connection members at both end parts. The connection parts are configured to change positions of the second connection members relative to the first connection members in a height direction.SELECTED DRAWING: Figure 2

Description

  TECHNICAL FIELD The present invention relates to a blower configured such that a casing of a blower body such as a heat exchange type ventilation device can be attached to and detached from a mounting frame, and a mounting frame.

  2. Description of the Related Art In recent years, living hours in which windows are closed have been lengthened due to high airtightness and high insulation of spaces to be air-conditioned such as houses, buildings, and warehouses, and improvements in the performance of cooling and heating devices. For this reason, unstable ventilation due to natural ventilation, indoor humidification and air pollution due to insufficient supply and ventilation, energy loss due to ventilation through windows, pollen and dust contained in outside air entering the room, etc. A problem is emerging.

  Therefore, in order to solve these problems, an air supply passage connecting the outdoor and the indoor, an exhaust passage connecting the indoor and the outdoor, and a supply air flow flowing through the air supply passage and an exhaust air flow flowing through the exhaust passage are provided. And a heat exchanger for performing heat exchange with the heat exchanger. In the heat exchange type ventilator, outside air OA (Outside Air) sucked by a blower fan, supply air SA (Supply Air) that passes through the heat exchanger, and ventilation RA ( Return air) and exhaust air EA (Exhaust Air) discharged after passing through the heat exchanger.

  In order to facilitate maintenance work and the like as a heat exchange type ventilation device attached to a ceiling or the like of such a house, for example, Patent Documents 1 and 2 disclose an apparatus body and an exhaust / air supply manifold as separate parts. There is disclosed an airframe structure in which only the apparatus main body can be separated from the mounting frame after construction. In this way, by allowing the device main body and the exhaust / air supply manifold to be separable, when it is desired to lower the device main body for maintenance work or the like, the exhaust / air supply manifold is fixed with a side stay to form a frame-shaped mounting frame. Since the body (manifold ASSY) can be left on the ceiling, maintenance work can be performed without removing the duct, and work efficiency is improved.

JP-A-10-281523 Japanese Patent No. 3804666

  There are two main types of blowers, such as heat exchange type ventilators, installed on the ceiling of a house. There are two types of ceiling suspension work, where the ceiling is fixed and suspended. When constructing, it is necessary to avoid the structure so as not to interfere with a structure such as a beam behind the ceiling of the house to which the building is attached. For this reason, when constructing such a blower, it is necessary to select a suitable method as appropriate according to the specifications of the ceiling or the like to which the blower is attached, and the construction method may be changed depending on the situation. .

  However, in the heat exchange type ventilators disclosed in Patent Documents 1 and 2 described above, in order to change from field edge construction to ceiling suspension construction, additional parts for connecting the main body are welded to side stays constituting the mounting frame. This requires time and effort, and increases the cost. In addition, since the position of the side stay is fixed, if the side stay interferes with the structure behind the ceiling, the work may not be able to be performed. That is, it is preferable that a suitable construction method can be flexibly selected according to the specification of the mounting destination with less labor and cost.

  The present invention has been made in view of the above problems, it is possible to select a suitable construction method flexibly according to the specifications of the installation destination with less labor and cost, a new and improved blower, And an attachment frame.

  One embodiment of the present invention is a blower configured to detachably attach a casing of an apparatus main body to a mounting frame, wherein the mounting frame includes a pair of first connection members provided to face each other. A second connection member that is provided to face each other and connects both ends of the pair of first connection members, respectively, wherein the first connection member has the second connection member at both ends. And the connecting portion is configured to be capable of changing the position of the second connecting member in the height direction with respect to the first connecting member.

  According to one aspect of the present invention, since the second connection member is attached so that the position of the second connection member in the height direction with respect to the first connection member can be changed, according to the specification of the installation destination of the blower. The construction method can be flexibly selected.

  In one aspect of the present invention, the connection portion is a plurality of attachment portions provided in the height direction on both end sides of the first connection member, and the second connection member adjusts a position of the attachment portion. By changing the position, the position of the second connection member in the height direction with respect to the first connection member may be changed.

  With this configuration, the position of the second connecting member in the height direction with respect to the first connecting member is changed by changing the position of the mounting portion of the first connecting member. Therefore, a flexible construction method can be selected according to the specification of the installation destination of the blower.

  In one aspect of the present invention, the connection portion is a slit formed in the height direction at both ends of the first connection member, and the second connection member is provided through the slit. The position in the height direction of the second connection member with respect to the first connection member may be changed by changing the position.

  According to this configuration, by changing the position of the second connection member through the slit, the position of the second connection member in the height direction with respect to the first connection member is changed. Flexible selection of the construction method according to the specification of the mounting destination is realized.

  In one aspect of the present invention, an upper end side positioning portion that can be locked to an upper side positioning opening formed on the upper surface of the casing may be provided on the upper end side of the pair of first connection members. Good.

  With this configuration, when the mounting frame is mounted on the casing, the first connection member is fixed without changing the angle with respect to the mounting frame. Therefore, close contact between the casing and the mounting frame is ensured, and The device can operate stably.

  Further, in one aspect of the present invention, a lower end side positioning portion which can be engaged with a lower side positioning opening formed in a flange portion provided on a lower end side of the casing is provided at a lower end side of the pair of first connection members. May be provided.

  With this configuration, it is possible to easily perform positioning when attaching the casing to the attachment frame, and to suppress movement of the casing after attaching the casing to the attachment frame.

  In one aspect of the present invention, as the lower end side positioning portion, a first lower end side positioning portion provided along a width direction of the first connection member, and a lower end on both end sides of the first connection member. May be provided with a second lower end side positioning portion.

  This makes it possible to easily position and fix the casing with respect to the mounting frame when the casing is mounted on the mounting frame.

  In one aspect of the present invention, a hole for fastening to the flange may be provided on a lower surface side of the second connection member.

  With this configuration, it is possible to stably mount the casing of the apparatus main body to the mounting portion during the suspension work.

  In one aspect of the present invention, the first connection member or the second connection member may be provided with a ceiling mount attachment portion to which a ceiling mount for fastening an anchor bolt can be attached. .

  In this way, by attaching the ceiling bracket to which the anchor bolts are fastened to the ceiling bracket attachment portion, it becomes possible to attach the blower by ceiling suspension construction.

  In one embodiment of the present invention, one of the pair of first connection members may be provided with an air supply manifold, and the other may be provided with an outside air / exhaust manifold.

  With this configuration, in a maintenance work or the like, the casing of the apparatus main body can be made detachable while the mounting frame body connected to each duct is left at the mounting destination, so that the work efficiency is improved.

  Another aspect of the present invention is a mounting frame detachable from a casing of the apparatus main body, wherein the pair of first connecting members are provided to face each other, and the pair of first connecting members are provided to face each other. A second connection member for connecting both ends of the first connection member, wherein the first connection member has a connection portion with the second connection member at both ends, Is characterized in that the position of the second connection member with respect to the first connection member in the height direction can be changed.

  According to another aspect of the present invention, since the second connection member is mounted so that the position of the first connection member in the height direction can be changed, a flexible construction method according to the specification of the installation destination of the blower is provided. Selection becomes possible.

  As described above, according to the present invention, the mounting position of the second connecting member with respect to the height direction of the first connecting member constituting the mounting frame supporting the casing of the apparatus main body can be changed. According to the specification of the installation destination of the blower, a flexible construction method can be selected.

(A) and (B) are perspective views showing a schematic configuration of a mounting frame according to an embodiment of the present invention. It is a perspective view showing the state where the attachment frame concerning one embodiment of the present invention is attached to the casing of the device main part. (A) And (B) is a perspective view which shows the state which the casing of the apparatus main body of the air blower which concerns on one Embodiment of this invention was attached by the fieldwork through the attachment frame. (A) And (B) is a perspective view which shows the state which the casing of the apparatus main body of the air blower which concerns on one Embodiment of this invention was attached by the ceiling suspension construction via the attachment frame. (A) And (B) is operation | movement explanatory drawing at the time of attaching the attachment frame body which concerns on one Embodiment of this invention to the casing of an apparatus main body. (A) And (B) is operation | movement explanatory drawing of the temporary fixing of the casing with respect to the attachment frame by the temporary fixing means provided in the casing of the apparatus main body of the air blower which concerns on one Embodiment of this invention. (A) thru | or (C) are perspective views which show schematic structure of the mounting frame body which concerns on another embodiment of this invention. (A) is a perspective view which shows the state which the casing of the apparatus main body of the air blower which concerns on another one Embodiment of this invention was attached by the fieldwork through the attachment frame, (B) is this book. It is a perspective view showing the state where the casing of the device main unit of the air blower concerning other embodiments of the present invention is attached by fieldwork via the attachment frame. (A) is a perspective view which shows the state which the casing of the apparatus main body of the air blower which concerns on another embodiment of this invention was attached by the ceiling suspension construction via the attachment frame, (B) is this book. It is a perspective view showing the state where the casing of the device main unit of the blower concerning another embodiment of the present invention is attached by ceiling suspension construction via the attachment frame. It is a perspective view showing the state where the attachment frame object concerning other one embodiment of the present invention was attached to the thick field edge by field edge construction. It is a perspective view which shows the state which attached by the edge construction in the case where the ceiling of the installation destination of the blower which concerns on another embodiment of this invention is low, and a beam exists above an apparatus main body. It is a sectional view showing composition of a heat exchange type ventilator which is an example of a blower concerning one embodiment of the present invention. It is a figure showing the composition of the undersurface of the heat exchange type ventilator which is an example of the air blower concerning one embodiment of the present invention. It is a figure showing the side composition of the heat exchange type ventilator which is an example of the air blower concerning one embodiment of the present invention (the 1). It is a figure showing the side composition of the heat exchange type ventilator which is an example of the air blower concerning one embodiment of the present invention (the 2). It is a figure showing the composition of the side of the heat exchange type ventilator which is an example of the blower concerning one embodiment of the present invention (the 3). It is a figure showing the example of attachment when the heat exchange type ventilator which is an example of the air blower concerning one embodiment of the present invention is attached to the building.

  Hereinafter, preferred embodiments of the present invention will be described in detail. The present embodiment described below does not unduly limit the contents of the present invention described in the claims, and all the configurations described in the present embodiment are indispensable as means for solving the present invention. Is not always the case.

(First embodiment)
First, a schematic configuration and operation of a mounting frame according to an embodiment of the present invention will be described with reference to the drawings. 1 (A) and 1 (B) are perspective views showing a schematic configuration of a mounting frame according to an embodiment of the present invention, and FIG. 2 shows a mounting frame according to an embodiment of the present invention. It is a perspective view showing the state attached to the casing of an apparatus main part. FIG. 1A is a perspective view showing a schematic configuration of a mounting frame body at the time of a field edge construction, and FIG. 1B is a perspective view showing a schematic configuration of a mounting frame body at a time of ceiling hanging construction.

  The attachment frame 110 according to one embodiment of the present invention is used when attaching the device main body 120 of the blower 100 such as a heat exchange type ventilation device to a ceiling of a house or the like, and as shown in FIG. It is configured to be detachable from a casing 122 of the device main body 120 on which various functional units such as a controller and a control unit are mounted. As shown in FIGS. 1A and 1B, the mounting frame 110 is opposed to substantially plate-like manifolds 112 and 114 which are a pair of first connection members provided to face each other. And substantially rod-shaped side stays 116 and 118 serving as second connection members for connecting both end portions of the manifolds 112 and 114, respectively. The air blower 100 according to the present embodiment performs air supply for blowing air outside the house to the inside of the house and exhaust air for blowing air inside the house to the outside of the house. May be sent to the outside of the house for ventilation.

  In the present embodiment, an outside air / exhaust manifold in which an outside air manifold connection port 112d1 connected to an outside air duct and an exhaust manifold connection port 112d2 connected to an exhaust duct are formed as one first connection member 112. Is provided. In addition, as the other first connection member 114, an air supply manifold in which air supply manifold connection ports 114d1, 114d2, 114d3, 114d4, and 114d5 connected to a plurality of air supply ducts are provided.

  Rib portions 112e and 114e are provided on both ends of the first connection members 112 and 114, respectively. In the present embodiment, as shown in FIGS. 1A and 1B, these rib portions 112e and 114e have screw holes 112c1 serving as attachment portions as connection portions for connecting to the side stays 116 and 118. , 112c2, 114c1, 114c2 are provided two by two along the height direction of the first connection members 112, 114, respectively. In the present embodiment, screw holes 112c1 and 114c1 used at the time of field edge construction are provided in the middle portions that are the first positions of the rib portions 112e and 114e, and the lower ends closer to the second positions of the rib portions 112e and 114e. Screw holes 112c2 and 114c2 used at the time of ceiling suspension construction are provided at the site. In addition, the height direction used in this specification means the vertical direction from the ceiling of the house to the floor.

  As shown in FIG. 2, the side stays 116 and 118 serving as the second connection members have a substantially U-shaped cross section, and the lower surface thereof is used for mounting in ceiling suspension construction. A plurality of holes 118b for fastening to a flange portion 122b formed on the lower end side are provided. Further, in the present embodiment, the side stays 116 and 118 are provided with ceiling bolts 2 a (see FIGS. 4A and 4B) for fastening the anchor bolts 2 (see FIGS. 4A and 4B) used for mounting in ceiling suspension construction. 4A and 4B) are provided with a plurality of holes 116a1, 118a1 and slits 116a2, 118a2 as mounting portions for the ceiling mount.

  Note that, in the present embodiment, an example is shown in which the ceiling mount 2a is attached to the side stays 116 and 118 as an example of a second connection member, but the ceiling mount 2a is an example of a first connection member. It is good also as a structure attached to the manifolds 112 and 114. Further, the anchor bolt 2 may be directly attached to the side stays 116, 118 without going through the ceiling mount 2a.

  That is, in the present embodiment, the side stays 116 and 118 are provided with a plurality of holes 118b as attachment portions for the flange portion 122b of the casing 122 for enabling ceiling suspension construction, and are capable of supporting ceiling suspension construction. A plurality of holes 118a1 and slits 118a2 are provided as mounting portions for the ceiling mount. At both ends of the side stays 116, 118, mounting portions 116c, 118c are provided which are connected to the screw holes 112c1, 112c2, 114c1, 114c2 of the first connecting members 112, 114 by screwing or the like. Note that the plurality of holes 116a1 and 118a1 may be formed by burring or the like for screwing.

  As described above, in the present embodiment, the screw holes 112c1, 112c2, 114c1, 114c2 that are the mounting portions having different installation positions in the height direction of the rib portions 112e, 114e provided at both ends of the first connection members 112, 114. Are provided respectively. The side stays 116 and 118 change the positions of the screw holes 112 c 1, 112 c 2, 114 c 1 and 114 c 2 serving as attachment portions as connection destinations, so that the second connection members 116 and 118 with respect to the first connection members 112 and 114. The position in the height direction is changed.

  That is, the mounting frame 110 according to one embodiment of the present invention has the first positions of the ribs 112e and 114e of the first connecting members 112 and 114 during the field edge construction, as shown in FIG. The side stays 116 and 118 are attached by using the screw holes 112c1 and 114c1 provided in the. On the other hand, at the time of ceiling mounting, as shown in FIG. 1 (B), the screw holes 112c2, 114c2 provided at the second positions of the ribs 112e, 114e of the first connecting members 112, 114 are used as mounting portions, and Stays 116 and 118 are attached.

  For this reason, at the time of field edge construction, the side stays 116 and 118 of the attachment frame 110 are attached to the first position, which is the middle part of the first connection members 112 and 114, and FIG. 3A and FIG. As shown in ()), the attachment frame 110 of the blower 100 and the device main body 120 are attached to the bezel 1 provided on the ceiling. On the other hand, at the time of ceiling suspension construction, the side stays 116 and 118 of the attachment frame 110 are attached to the second positions, which are portions closer to the lower ends of the first connection members 112 and 114, and FIG. 4 (A) and FIG. As shown in ()), the mounting frame 110 of the air blower 100 is attached to the anchor bolt 2 attached to the ceiling via a ceiling hanging bracket 2a having a substantially L-shaped cross section, and the device is attached to the mounting frame 110. The main body 120 can be attached.

  That is, in the present embodiment, the side stays 116 and 118 serving as the second connecting members change the positions of the attachment portions of the first connecting members 112 and 114 so that the side stays 116 and 118 with respect to the first connecting members 112 and 114 are changed. The position of the second connection members 116 and 118 in the height direction is changed. For this reason, according to the specification of the installation destination of the blower 100, it becomes possible to flexibly select whether the construction method is the field-edge construction or the ceiling suspension construction.

  In the present embodiment, each of the rib portions 112e and 114e is provided with two screw holes 112c1, 112c2, 114c1, and 114c2, respectively. However, three or more screw holes may be provided. That is, the side stays 116 and 118 allow the positions of the mounting portions of the first connection members 112 and 114 to be changed in three or more steps, so that the height positions of the first connection members 112 and 114 are three. You may make it change more than a step. As described above, by setting the height positions of the attachment portions of the side stays 116, 118 with respect to the first connection members 112, 114 in multiple stages, the construction method of the field edge construction and the ceiling suspension construction according to the situation of the construction destination. Not only can be flexibly switched, but also can be flexibly applied to a more suitable construction mode in each construction method.

  Further, in the present embodiment, as shown in FIG. 2, a hook-shaped hook-like shape that can be engaged with an upper surface side positioning opening 122 a formed on the upper surface side of the casing 122 is formed on the upper end side of the first connection members 112 and 114. An upper end positioning portion 114a is provided. Thus, by providing the upper end side positioning portion 114a which can be locked to the upper surface side positioning opening 122a of the casing 122, when the mounting frame 110 is mounted on the casing 122, the first connecting member to the mounting frame 110 is provided. The fall of 112 and 114 is suppressed and fixed.

  For example, when the tension and the like of the ducts connected to the first connection members 112 and 114 serving as the manifold are increased, the first connection members 112 and 114 are pulled toward the duct, and the first connection members 112 and 114 are pulled. 112 and 114 become inclined. In particular, at the time of ceiling suspension construction, since the side stays 116 and 118 are attached to the portions near the lower ends of the first connection members 112 and 114, the risk that the first connection members 112 and 114 are inclined increases.

  For this reason, in this embodiment, when attaching the apparatus main body 120 to the attachment frame 110, as shown in FIG. 5A, the upper end side positioning portion 114a provided on the upper end side of the first connection member 114 is used. When the casing 122 is moved toward the upper side positioning opening 122a, the upper end side positioning portion 114a fits into the upper side positioning opening 122a as shown in FIG. 5B. As described above, by fitting the upper end side positioning portion 114a to the upper surface side positioning opening 122a, the first connection member 114 is fixed and hardly tilted, so that the blower can operate stably.

  Further, in the present embodiment, as shown in FIGS. 6A and 6B, the lower ends of the first connection members 112 and 114 are formed on a flange 122 b provided on the lower end of the casing 122. Lower end side positioning portions 112b1 and 112b2 that can be locked in the lower end side positioning openings 122b1 and 122b2 thus formed are provided. Specifically, first lower end side positioning portions 112b1 and 114b1 provided along the width direction of the first connection members 112 and 114 as lower end side positioning portions, and lower ends on both end sides of the first connection member Are provided with second lower end side positioning portions 112b2, 114b2.

  Thus, by providing the lower end side positioning portions 112b1, 112b2, 114b1, 114b2 at the lower ends of the first connection members 112, 114, the positioning can be easily performed when the casing 122 is attached to the attachment frame 110. In addition, the movement of the casing 122 can be suppressed after the casing 122 is attached to the attachment frame 110. That is, when the casing 122 is mounted on the mounting frame 110, the positioning and fixing of the casing 122 with respect to the mounting frame 110 can be easily performed.

  Further, in the present embodiment, as shown in FIGS. 6 (A) and 6 (B), a plate-like member serving as a temporary fixing means when the mounting frame 110 is attached to the casing 122 is provided on the lower surface side of the casing 122. Is provided rotatably with respect to the lower surface of the casing 122. By providing the locking member 122c in this manner, when the mounting frame 110 is attached to the casing 122 as shown in FIG. 6A, as shown in FIG. Can be locked to the first lower end side positioning portion 112b1.

(Second embodiment)
Next, a schematic configuration and operation of a mounting frame according to another embodiment of the present invention will be described with reference to the drawings. 7A to 7C are perspective views illustrating a schematic configuration of a mounting frame according to another embodiment of the present invention. 7 (A) and 7 (B) are perspective views showing a schematic configuration of a mounting frame body at the time of bedding, and FIG. 7 (C) shows a schematic configuration of a mounting frame body at the time of ceiling mounting. FIG.

  The mounting frame 210 according to another embodiment of the present invention is used when mounting the device main body 220 of the blower 200 such as a heat exchange type ventilation device to a ceiling of a house or the like, and includes a heat exchanger, a control unit, and the like. It is configured to be detachable from a casing 222 of the apparatus main body 220 on which various functional units are mounted. As shown in FIGS. 7A to 7C, the mounting frame 210 is opposed to substantially plate-like manifolds 212 and 214 which are a pair of first connection members provided to face each other. And substantially rod-shaped side stays 216 and 218 serving as second connecting members for connecting both ends of the manifolds 212 and 214, respectively.

  In the present embodiment, as one first connection member 212, an outside air / exhaust manifold in which an outside air manifold connection port 212d1 connected to the outside air duct and an exhaust manifold connection port 212d2 connected to the exhaust duct are formed. Is provided. Further, as the other first connection member 214, an air supply manifold provided with air supply manifold connection ports 214d1, 214d2, 214d3, 214d4, 214d5 connected to a plurality of air supply ducts is provided.

  Rib portions 212e and 214e are provided on both ends of the first connection members 212 and 214, respectively. In the present embodiment, as shown in FIGS. 7A to 7C, these rib portions 212e and 214e have slits 212c serving as attachment portions as connection portions connected to the side stays 216 and 218. 214c are provided to extend along the height direction of the first connection members 212 and 214, respectively.

  Further, a hook-shaped upper end side positioning portion 214a for preventing the first connection members 212 and 214 from tipping over is provided on the upper end side of the first connection members 212 and 214, as in the first embodiment. I have. Further, lower end side positioning portions 212b1, 212b2, 214b1, 214b2 for positioning are provided on the lower end sides of the first connection members 212, 214, as in the first embodiment.

  The side stays 216 and 218 serving as the second connecting members have a substantially U-shaped cross section as in the first embodiment, and the lower surface thereof is used for mounting in a ceiling suspension construction. A plurality of holes 218b for fastening to a flange 222b (see FIG. 8B) formed on the lower end side of the 222 are provided. Further, in the present embodiment, the side stays 216 and 218 are attached to the ceiling bracket 2a (see FIGS. 9A and 9B) for fastening the anchor bolts 2 (see FIGS. 9A and 9B) used for mounting in ceiling suspension construction. 9A and 9B), a plurality of holes 216a1, 218a1 and slits 216a2, 218a2 are provided as mounting portions for the ceiling mount that can be mounted.

  Note that, in the present embodiment, an example is shown in which the ceiling mount 2a is attached to the side stays 216 and 218 as an example of a second connection member, but the ceiling mount 2a is an example of a first connection member. It may be configured to be attached to the manifolds 212 and 214. Further, the anchor bolt 2 may be directly attached to the side stays 216 and 218 without passing through the ceiling mount 2a.

  That is, in the present embodiment, similarly to the first embodiment, the side stays 216 and 218 are provided with a plurality of holes 218b as attachment portions for the flange portions 222b of the casing 222 for enabling the ceiling suspension construction. A plurality of holes 218a1 and a plurality of slits 218a2 are provided as mounting portions for ceiling hanging fittings that are provided to be compatible with ceiling hanging construction. At both ends of the side stays 216, 218, mounting portions 216c, 218c are provided which are connected to the slits 212c, 214c of the first connecting members 212, 214 by screws or the like. The plurality of holes 216a1 and 218a1 may be formed by burring or the like for screwing.

  As described above, in the present embodiment, the slits 212c and 214c serving as attachment portions are formed by being developed in the height direction of the rib portions 212e and 214e provided at both ends of the first connection members 212 and 214, respectively. Have been. Then, the side stays 216 and 218 change the height position of the mounting portion via the slits 212c and 214c serving as the mounting portion as the connection destination, thereby forming the second stay as shown in FIGS. 7A to 7C. The positions of the second connection members 216 and 218 with respect to the first connection members 212 and 214 in the height direction are changed.

  That is, as shown in FIG. 7B, the attachment frame 210 according to the present embodiment has slits 212c, 214c formed in the ribs 212e, 214e of the first connection members 212, 214 during the construction of the rim. The side stays 216 and 218 are attached with the middle part of the inside as an attachment part. On the other hand, at the time of ceiling mounting, as shown in FIG. 7 (C), the lower ends of the slits 212c and 214c formed in the ribs 212e and 214 of the first connecting members 212 and 214 are used as mounting portions, and the side stays are used. 216, 218 are attached.

  For this reason, at the time of field edge construction, the side stays 216 and 218 of the attachment frame 210 are attached to the middle portions of the first connection members 212 and 214, and as shown in FIGS. 8A and 8B, The attachment frame 210 of the blower 200 and the device main body 220 can be attached to the bezel 1 provided on the ceiling. On the other hand, at the time of ceiling suspension construction, the side stays 216 and 218 of the attachment frame 210 are attached to the lower end side portions of the first connection members 212 and 214, and as shown in FIGS. 9A and 9B, The mounting frame 210 of the blower 200 and the apparatus main body 220 are attached to the anchor bolts 2 attached to the ceiling via the ceiling mount 2a having a substantially L-shaped cross section.

  That is, in the present embodiment, the side stays 216 and 218 serving as the second connection members change the positions of the attachment portions of the first connection members 212 and 214 so that the side stays 216 and 218 can The position of the second connection members 216, 218 in the height direction is changed. Therefore, depending on the specification of the installation destination of the blower 200, it is possible to flexibly select whether the construction method is the field-edge construction or the ceiling suspension construction.

  In particular, in the present embodiment, the height positions of the side stays 216 and 218 are continuously changed through the slits 212 c and 214 c formed to extend in the height direction of the rib portions 212 e and 214 of the first connection members 212 and 214. Can be changed. For this reason, the height position of the side stays 216, 218 can be finely and flexibly adjusted according to the specification of the installation destination of the blower 200.

  For example, when attaching the attachment frame 210 of the present embodiment to the thick ridge 1a by ridge construction, as shown in FIG. 10, the side stays 216, 218 are raised to the height of the ridge 1a, and By changing the position to a position that does not interfere with the edge 1a, the blower 200 can be installed. Further, when the ceiling wall 3 to which the blower 200 is attached is low and the beam 3a is present above the apparatus main body, the side stays 216 and 218 are adjusted to a desired height as shown in FIG. It can be attached by rim construction. That is, when there is an obstacle on the upper side of the main body, the side stays 216 and 218 are moved to the position where they have escaped downward and fixed.

  As described above, in the present embodiment, the connection portions between the first connection members 212 and 214 and the side stays 216 and 218 are the heights of the rib portions 212 e and 214 e provided at both ends of the first connection members 212 and 214. The slits 212c and 214c are formed to extend in the direction. For this reason, by changing the position of the side stays 216 and 218 through the slits 212c and 214c, the position of the first connection members 212 and 214 in the height direction can be continuously changed more finely and flexibly. Has become. Accordingly, it is possible to select a flexible construction method according to the specification of the installation destination of the blower 200, and more flexibly cope with each construction method.

(Example of configuration of heat exchange type ventilator)
Next, an internal configuration of a heat exchange type ventilator, which is an example of a blower according to an embodiment of the present invention, will be described in detail. FIG. 12 is a cross-sectional view illustrating a configuration of a heat exchange type ventilator that is an example of a blower according to an embodiment of the present invention. Drawing 13 is a figure showing the composition of the lower surface of the heat exchange type ventilator which is an example of the air blower concerning one embodiment of the present invention. FIG. 14, FIG. 15, and FIG. 16 are diagrams illustrating a configuration of a side surface of a heat exchange type ventilator that is an example of a blower according to an embodiment of the present invention. In this example, an example is described in which a heat exchange type ventilator (a first type ventilator) that mechanically supplies and exhausts air by an air supply fan and an exhaust fan is applied.

  As shown in FIGS. 12 to 16, the heat exchange type ventilator 10 includes an air supply fan 32 that takes in outside air OA (Outer Air) outside the building into a room and exhaust air that sends room air RA (Return Air) to the outside. A fan 34, a motor 40 for rotationally driving the air supply fan 32 and the exhaust fan 34, a heat exchange element 62 for exchanging heat between the outside air OA and the indoor air RA, the casing 12 for accommodating these, and a lower surface of the casing 12 And a front panel 14 attached to the front panel.

  The casing 12 constitutes an example of a ventilation device main body, and is a casing formed into a rectangular parallelepiped box shape by ABS (Acrylonitrile Butadiene Styrene) resin. The casing 12 has four side walls 12a to 12d and an upper surface 12e, and a main body opening 25 is provided on the lower surface thereof. At the lower ends of the side walls 12a to 12d, a flange 12g for detachably attaching the front panel 14 is provided. The flange portion 12g extends outward by a predetermined length, and is provided over the entire periphery of the lower end of the side wall portions 12a to 12d.

  As shown in FIGS. 12 and 15, an intake port 52 for taking in outside air OA and an exhaust port 54 for exhausting indoor air RA to the outside are formed in the side wall 12a of the casing 12. An OA duct joint 80 is connected to the intake port 52, and an EA duct joint 82 is connected to the exhaust port 54. Each of the OA duct joint 80 and the EA duct joint 82 is connected to a duct extending to the outdoors as described later.

  As shown in FIG. 12, an air supply port 64 for supplying the air SA (Supply Air) heat-exchanged by the heat exchange element 62 to each chamber is formed in the side wall 12 b of the casing 12. In this example, four air supply ports 64 are formed so that air SA can be supplied to four rooms. An SA duct joint 84 extending to each room is connected to the air supply port 64. As shown in FIGS. 15 and 16, a sub-suction port (not shown) for sucking air in a room (a room other than the room where the heat exchange ventilator 10 is installed) is provided in the side wall portion 12 c of the casing 12. The sub suction duct joint 86 is connected to the sub suction port.

  On the lower surface of the casing 12, an OA back sheet metal 16 to be described later is provided with a slight gap from the side wall portion 12b of the casing 12 (to open a part of the main body opening 25). This gap functions as a suction port 58 for sucking room air RA.

  With such a configuration, the supply air path OA-SA for taking in the outside air OA outside the building from the intake port 52 and supplying the heat-exchanged air SA into the room through the air supply port 64 into the casing 12. Then, an exhaust air passage RA-EA for sucking the indoor air RA from the intake port 58 and discharging the heat exchanged air EA to the outside of the building from the exhaust port 54 is formed.

  A support portion 12h for supporting the upper end portion of the heat exchange element 62 and a wind direction of the air EA passing through the heat exchange element 62 by forming a part of the exhaust air passage RA-EA are provided on the upper surface portion 12e of the casing 12. Is provided. The support portion 12h is provided at a tip portion of a portion where the upper surface portion 12e is bent in a substantially V-shaped cross section inward.

  The inclined portion 12i is provided at a position where the air EA that has passed through the heat exchange element 62 hits, and is inclined from the upper end of the heat exchange element 62 so that the intersection angle with the wind direction of the air EA that has passed through the heat exchange element 62 is small. It is inclined toward the upper surface of the casing 12. Thus, the air EA hits the inclined portion 12i at a gentle inclination angle to the inclined portion 12i, so that the air EA can be smoothly guided to the exhaust fan 34.

  As shown in FIG. 12, the inside of the casing 12 is divided into a fan installation chamber 30 in which an air supply fan 32 and an exhaust fan 34 are installed and a heat exchange chamber 60 in which a heat exchange element 62 is installed. The fan installation chamber 30 is divided into an OA chamber 46 in which the air supply fan 32 is installed and an EA chamber 48 in which the exhaust fan is installed by the partition member 22 extending in a plane direction from a substantially middle position in the height direction of the casing 12. Have been. The partition member 22 is made of, for example, a high-strength iron plate. A packing member (not shown) constituting an example of a heat insulating member for preventing dew condensation generated due to a temperature difference between the OA chamber 46 and the EA chamber 48 is attached to a lower surface of the partition member 22.

(Operation example of heat exchange type ventilation system)
Next, an operation of a heat exchange type ventilator as an example of a blower according to an embodiment of the present invention will be described with reference to FIG. When the motor 40 is rotationally driven with the heat exchange type ventilator 10 in the operating state, the air supply fan 32 and the exhaust fan 34 rotate in conjunction therewith. By the rotation of the air supply fan 32, the outside air OA passes through a duct (not shown), the OA duct joint 80, and the intake port 52, and is taken into the casing 12.

  The taken outside air OA passes through the air supply opening 78 of the air supply fan case 70, the air supply fan 32, and the inclined portion 15 b of the OA leather member 15 constituting the air supply air passage OA-SA, and is transferred to the heat exchange element 62. Supplied. In the heat exchange element 62, heat exchange is performed with indoor air, and the air SA whose temperature has been changed to a predetermined temperature is supplied to the air supply port 64. The air SA supplied to the air supply port 64 is supplied to each room through an SA duct joint 84 connected to the air supply port 64. In this way, fresh outdoor OA outside is supplied into each room.

  On the other hand, by driving the exhaust fan 34, the indoor air RA is sucked from the suction port 58 of the casing 12 via the front panel 14. The sucked air RA is taken into the heat exchange element 62, and the heat exchange element 62 exchanges heat with the outside air OA to change the temperature to a predetermined temperature. The air EA that has passed through the heat exchange element 62 is sent out to the exhaust port 54 through the inclined portion 12i of the casing 12 constituting the exhaust air passage RA-EA, the exhaust opening 98 of the exhaust fan case 90, and the exhaust fan 34. .

  In this example, since the opening diameter W2 of the exhaust opening 98 is smaller than the opening diameter W1 of the air supply opening 78, it is adjusted so that the air volume of the exhaust air passage RA-EA is reduced. The air EA sent to the exhaust port 54 is discharged outside through an EA duct joint 82 and a duct (not shown). In this way, the indoor dirty air RA is discharged outside.

(Example of installation of heat exchange type ventilation equipment)
FIG. 17 is a diagram showing an example of attachment when a heat exchange type ventilator, which is an example of a blower according to an embodiment of the present invention, is attached to a building. In FIG. 17, the building 500 has a two-story structure, and the heat exchange type ventilator 10 shown in FIG. 12, which is an example of the blower according to the embodiment of the present invention, is attached to the first floor. Here is an example.

  The building 500 has a plurality of rooms R1, R2, R3 and a corridor R4 partitioned by walls. At the lower part of the walls and doors that partition the rooms R1, R2, R3 and the corridor R4, a garbage or undercut (not shown) is provided.

  On the ceiling surface of corridor R4 of building 500, heat exchange ventilator 10 is installed with front panel 14 exposed inside the room. The air RA of the rooms R1, R2, and R3 that flow into the corridor R4 through an opening such as a rattle or an undercut is sucked from the suction port 58 (see FIG. 12) located on the ceiling surface of the corridor R4.

  An air supply grill 508 is attached to each ceiling surface of the rooms R1, R2, and R3. In this example, since the room R1 is a large living room, the air supply grills 508 are attached to two places on the ceiling surface of the room R1. An air supply duct 506 is connected to each of four air supply ports 64 (see FIG. 12 and the like) provided in the casing 12 of the heat exchange type ventilator 10 via an SA duct joint 84 (see FIG. 13). You. Each of the four air supply ducts 506 extends to an air supply grill 508 installed on the ceiling surface of each of the rooms R1 to R3, and the ends thereof are connected to the air supply grill 508.

  An intake duct 502 is connected to the intake 52 (see FIG. 12) of the heat exchange type ventilator 10 via an OA duct joint 80 (see FIG. 13). The intake duct 502 is connected to an intake grill (not shown) installed on an outdoor wall surface. An exhaust duct 504 is connected to an exhaust port 54 (see FIG. 15) of the heat exchange type ventilator 10 via an EA duct joint 82 (see FIG. 13). The exhaust duct 504 is connected to an exhaust grill (not shown) installed on an outdoor wall surface.

  A sub-suction duct 509 is connected to the sub-suction duct joint 86 (see FIG. 16) of the heat exchange type ventilator 10, and the sub-suction duct 509 is connected to a sub-suction grill 510 installed on the ceiling surface of the room R3. You.

  With such a configuration, the outdoor outside air OA is taken into the heat exchange type ventilator 10 through the intake duct 502, and the air SA heat-exchanged by the heat exchange element 62 (see FIG. 12) is supplied to the air supply duct 506. And is supplied to each room R1, R2, R3.

  On the other hand, the air RA and the like in the room R3 and the corridor R4 are sucked into the heat exchange ventilator 10 via the sub suction duct 509 and the suction port 58 of the heat exchange ventilator 10. The sucked air RA is heat-exchanged by the heat exchange element 62 (see FIG. 12), and the heat-exchanged air EA is discharged outside via the exhaust duct 504.

(Summary)
As described above, by applying the mounting frame and the blower according to each embodiment of the present invention, a side stay having a configuration capable of coping with both the construction method of the field edge construction and the ceiling suspension construction is provided. The position of the manifold in the height direction can be changed. For this reason, according to the specification of the installation destination of a blower, the construction method of field edge construction and ceiling suspension construction can be flexibly selected with less labor and cost.

  In other words, the air blower according to each embodiment of the present invention has a structure in which an apparatus main body equipped with various functional units such as a heat exchanger and a control unit is configured to be detachable from a mounting frame, thereby improving the efficiency of maintenance work. Thus, the construction method can be flexibly selected and changed according to the specification of the installation destination. In particular, in wooden houses, etc., when the air blower is installed, the selection of the field edge construction and the ceiling suspension construction may be made on site as the construction method, so the mounting frame body is compatible with both construction methods. With such a configuration, since it is possible to flexibly respond on site, it has an extremely large industrial value.

  Although the embodiments of the present invention have been described in detail as described above, those skilled in the art can easily understand that many modifications that do not substantially depart from the novel matter and effects of the present invention are possible. I can do it. Therefore, such modified examples are all included in the scope of the present invention.

  For example, in the description or drawings, a term described at least once together with a broader or synonymous different term can be replaced with the different term in any part of the description or drawing. Further, the configurations and operations of the blower and the mounting frame are not limited to those described in the respective embodiments of the present invention, and various modifications can be made.

100, 200 Blower, 110, 210 Mounting frame, 112, 114, 212, 214 First connection member, 112b1, 112b2, 114b1, 114b2, 212b1, 212b2, 214b1, 214b2 Lower end side positioning portion, 112c1, 112c2, 114c1, 114c2 mounting part, 112e, 114e, 212e, 214e rib part, 114a, 214a upper end side positioning part, 116, 118, 216, 218 second connection member, 118a1, 118a2, 218a1, 218a2 mounting part for ceiling mount , 118b, 218b hole, 120, 220 main body, 122, 222 casing, 122a, 222a top side positioning opening, 122b, 222b flange part, 122b1, 122b2 bottom end positioning opening, 212c, 14c slit

Claims (10)

A blower configured so that the casing of the device main body can be attached to and detached from the mounting frame,
The mounting frame,
A pair of first connection members provided to face each other;
A second connection member that is provided to face each other and connects both ends of the pair of first connection members, respectively.
The first connection member has a connection portion with the second connection member at both ends, and the connection portion sets a position of the second connection member in the height direction with respect to the first connection member. A blower characterized by being configured to be changeable.   The connection portion is a plurality of attachment portions provided in the height direction on both end sides of the first connection member, and the second connection member changes the position of the attachment portion to change the position of the attachment portion. The blower according to claim 1, wherein a position of the second connection member in a height direction with respect to one connection member is changed.   The connection portion is a slit formed to extend in the height direction on both end sides of the first connection member, and the second connection member changes the position through the slit, thereby The blower according to claim 1, wherein a position of the second connection member with respect to the first connection member in a height direction is changed.   4. An upper end side positioning portion which can be locked to an upper side positioning opening formed on an upper surface of the casing, on an upper end side of the pair of first connection members. The blower according to claim 1.   A lower end positioning portion is provided at a lower end side of the pair of first connection members, the lower end positioning portion being lockable with a lower end positioning opening formed in a flange portion provided on a lower end side of the casing. Item 5. The blower according to any one of Items 1 to 4.   As the lower end side positioning portion, a first lower end side positioning portion provided along the width direction of the first connection member, and a second lower end side positioning provided at the lower end on both ends of the first connection member The blower according to claim 5, wherein a part is provided.   The blower according to claim 5, wherein a hole portion for fastening to the flange portion is provided on a lower surface side of the second connection member.   The ceiling connection fitting for a ceiling suspension fitting to which an anchor bolt is fastened may be provided on the first connection member or the second connection member. The blower according to claim 1.   9. The air conditioner according to claim 1, wherein one of the pair of first connection members is provided with an air supply manifold, and the other is provided with an outside air / exhaust manifold. 10. A blower according to claim 1. A mounting frame detachable from a casing of the device main body,
A pair of first connection members provided to face each other;
A second connection member that is provided to face each other and connects both ends of the pair of first connection members, respectively.
The first connection member has a connection portion with the second connection member at both ends, and the connection portion sets a position of the second connection member in the height direction with respect to the first connection member. An attachment frame, which is configured to be changeable.

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