JP6789136B2 - Bathroom Dryer - Google Patents

Description

The present invention relates to a bathroom dryer installed on the ceiling of a bathroom in a building.

Conventionally, equipment such as an air conditioner or a ventilation fan is arranged in a building such as a house. For example, a bathroom dryer for heating or ventilation is installed on the ceiling of a bathroom in a house.

The bathroom dryer is a main body equipped with a blower, a heater that heats the air blown by the blower, a damper that switches the operation mode of the bathroom dryer, a motor that drives the damper, and an exhaust duct connection port to which the exhaust duct is connected. The part is installed in a state where it enters the ceiling through the opening provided in the ceiling panel. Further, the bathroom dryer is attached with a front panel having a suction port for sucking air in the bathroom and an outlet for blowing air out into the bathroom exposed to the ceiling panel of the bathroom. Further, in general, a terminal block for connecting a power supply line connected to an external power source is installed at a predetermined position on the upper surface of the main body of the bathroom dryer.

The installation work and inspection of the bathroom dryer described above are often performed from the inspection port provided next to the bathroom dryer on the ceiling panel. Here, the piping route of the exhaust duct is determined by the structure of the building in which the bathroom is installed. The installation direction of the bathroom dryer is determined by the position of the exhaust duct connection port connected to the exhaust duct. The installation direction of the terminal block on the main body when mounted on the ceiling is determined by the installation direction of the bathroom dryer. Therefore, depending on the structure of the building where the bathroom is installed, the position of the exhaust port, and the position of the terminal block in the main body, the terminal block is arranged in a direction away from the inspection port, and the terminal block connection work and inspection work can be performed. There was something difficult to do.

Therefore, Patent Document 1 discloses an equipment in which a terminal block is attached to an operation unit for moving the terminal block and the position and orientation of the terminal block can be changed by rotating the terminal block.

Japanese Unexamined Patent Publication No. 2016-156508

However, according to the equipment of Patent Document 1, there is a problem that a structure for rotating the terminal block is required and the structure of the equipment becomes complicated. Further, since the terminal block is rotated, a shielding portion cannot be provided around the terminal block, and there is a concern that dust, insects, etc. may adhere to the terminal block and cause a malfunction of the terminal block.

The present invention has been made in view of the above, and the bathroom has a simple structure, facilitates terminal block connection work and inspection work, and can prevent terminal block defects caused by deposits adhering to the terminal block. The purpose is to get a dryer.

In order to solve the above-mentioned problems and achieve the object, the bathroom dryer according to the present invention is provided on the ceiling of the bathroom and has a rectangular shape, and is provided on the side surface of the main body to connect a duct from the outside. It is provided with a duct connection port to be formed, a control board arranged on the upper part of the main body, and a control board cover for covering the control board. Further, the bathroom dryer is provided in an uncovered area in the upper surface of the main body, which is the area opposite to the side where the duct connection port is provided and is not covered by the control board cover. The main body has a terminal block installed in a region on the central side in the width direction of the side surface of the main body provided with a duct connection port, a terminal block cover covering the terminal block, a guide side wall, and a protrusion. It is provided with a control board pedestal that is provided and holds a control board on the upper surface. The terminal block cover has a guide notch, and the position of the terminal block cover in the width direction of the side surface of the main body provided with the duct connection port is fixed by inserting the guide side wall into the terminal block cover. The position of the terminal block cover in the vertical direction of the terminal block cover is fixed by fitting the protrusion into the guide notch.

According to the present invention, it is possible to obtain a bathroom dryer which can easily connect and inspect the terminal block with a simple structure and can prevent the terminal block from malfunctioning due to the deposits adhering to the terminal block. Play.

The plan view which shows the structure of the bathroom dryer which concerns on Embodiment 1 of this invention. A perspective view showing the configuration of the bathroom dryer according to the first embodiment of the present invention. An exploded perspective view showing the configuration of the bathroom dryer according to the first embodiment of the present invention. Top view showing installation example of bathroom dryer according to Embodiment 1 of this invention Top view showing another installation example of the bathroom dryer according to Embodiment 1 of this invention. An enlarged perspective view showing the periphery of the terminal block cover of the bathroom dryer according to the first embodiment of the present invention. FIG. 5 is an enlarged perspective view showing the periphery of the terminal block of the bathroom dryer according to the first embodiment of the present invention, and is a view showing a state in which the terminal block cover is removed and moved. An enlarged perspective view showing the periphery of the terminal block of the bathroom dryer according to the first embodiment of the present invention.

The bathroom dryer according to the embodiment of the present invention will be described in detail below with reference to the drawings. The present invention is not limited to this embodiment.

Embodiment 1.
FIG. 1 is a plan view showing the configuration of the bathroom dryer 100 according to the first embodiment of the present invention, and is a view of the bathroom dryer 100 viewed from above in the ceiling. FIG. 1 shows a state in which the terminal block cover 5 is removed. FIG. 2 is a perspective view showing the configuration of the bathroom dryer 100 according to the first embodiment of the present invention. FIG. 3 is an exploded perspective view showing the configuration of the bathroom dryer 100 according to the first embodiment of the present invention. Note that some wiring is omitted in FIG.

The bathroom dryer 100 includes a main body 1 covered with a metal case 2 having a rectangular parallelepiped shape, and a front panel 20 attached to the lower surface side of the main body 1, and is installed on the ceiling of a bathroom in a building. The bathroom dryer 100 is installed in a state where the main body 1 is inserted into the ceiling through an opening provided in the ceiling panel of the bathroom. The main body 1 and the front panel 20 have a rectangular shape, that is, a rectangular shape when viewed from above. Further, the front panel 20 is attached to the main body 1 in a state of being exposed in the bathroom so as to form a suction port for sucking air in the bathroom and an outlet for blowing air in the bathroom between the ceiling panel of the bathroom. Be done.

As shown in FIG. 1, the bathroom dryer 100 is provided with a duct connection port 21 for discharging the air in the bathroom to the outside on the side surface of the metal case 2 of the main body 1.

Further, a control board 10 for controlling the operation of the bathroom dryer 100 is arranged on one end side of the opening 2f provided on the upper surface of the metal case 2 of the main body 1. That is, the control board 10 is arranged on the upper side of the main body 1. The control board 10 is fixed to a metal control board pedestal 12 which is a noncombustible material arranged in the opening 2f, and the control board pedestal 12 is fixed to one end side of the opening 2f. Further, the region of the opening 2f including the control board 10 is covered with the control board cover 11.

A blower (not shown) is arranged in the lower part of the region of the metal case 2 of the main body 1 where the opening 2f is not provided. Further, a blower motor 3 for driving a blower and a terminal block 4 are arranged in a region on the upper surface of the metal case 2 of the main body 1 where the opening 2f is not provided. The blower motor wiring 32 connected to the control board 10 is connected to the blower motor 3.

Further, the main body 1 is provided with a heater for heating the air blown by the blower and a damper for switching the air passage in the main body 1 to switch the operation mode in the lower region of the opening 2f. Further, the main body 1 has an opening 2f of a damper motor for driving a damper, a damper motor wiring for connecting the damper motor and the control board 10, and a heater wiring for connecting the heater and the control board 10. Prepare for the area below. In the figure, the heater, the damper, the damper motor, the damper motor wiring, and the heater wiring are not shown. The bathroom dryer 100 drives a damper to switch the air passage to perform a ventilation operation for discharging air to the outside, a heating operation for flowing heated air into the bathroom, and a part of the air is returned to the bathroom and the rest is left. Perform a drying operation to discharge to the outside.

The terminal block 4 electrically connects the terminal block wiring 31 connected to the control board 10 and the power supply line 41 connected to an external power source. By connecting the terminal block wiring 31 and the power supply line 41 with the terminal block 4, it is possible to supply power to the control board 10 from an external power source. The terminal block 4 is covered with a metal terminal block cover 5 fixed to the upper surface of the metal case 2 of the main body 1 and isolated from the external environment. As shown in FIG. 2, the terminal block cover 5 is screw-fixed to the upper surface of the metal case 2 of the main body 1 by a fixing screw mounting portion 6 and a fixing screw 7 provided at the outer peripheral end portion and having mounting holes. ..

FIG. 4 is a plan view showing an installation example of the bathroom dryer 100 according to the first embodiment of the present invention, and is a view of the bathroom dryer 100 viewed from above in the ceiling. In the bathroom dryer 100, the duct pipe 22 is connected to the duct connection port 21 attached to the main body 1. The piping route of the duct pipe 22 is determined by the structure of the building in which the bathroom is installed. Here, in the top view of the bathroom dryer 100, the surface on the side where the duct connection port 21 is provided is the front surface 2a of the main body, and the surface opposite to the back side across the terminal block 4 and facing the front surface 2a of the main body. The surface on the right side when viewed from the back surface 2b of the main body and the front surface 2a side of the main body is the right surface 2c of the main body, and the surface on the left side when viewed from the front surface 2c side is the left surface 2d of the main body.

An inspection port 52 used for installation work or inspection work of the bathroom dryer 100 is opened in the ceiling 51 of the bathroom. Then, the bathroom dryer 100 is installed on the ceiling of the bathroom by selecting the orientation according to the structure of the building in order to connect the exhaust duct to the duct connection port 21. In the example shown in FIG. 4, since the duct pipe 22 is arranged on the right side of the bathroom dryer 100, the installation direction of the bathroom dryer 100 is the installation direction in which the duct connection port 21 is on the right side. Therefore, in the example shown in FIG. 4, the inspection port 52 is arranged in the region adjacent to the left side surface 2d of the main body of the main body 1 of the bathroom dryer 100.

The bathroom dryer 100 is located in the upper surface of the metal case 2 of the main body 1 and is a region opposite to the side where the duct connection port 21 is provided with the control board cover 11 interposed therebetween. The terminal block 4 is provided in the uncovered area 2e that is not covered. The terminal block 4 is installed in the uncovered region 2e in a region on the central portion side in the width direction of the side surface of the metal case 2 of the main body portion 1 provided with the duct connection port 21, that is, in the width direction of the front surface 2a of the main body. .. Therefore, when the terminal block 4 is connected when the bathroom dryer 100 is installed or the terminal block 4 is inspected when the bathroom dryer 100 is inspected, the operator holds the terminal block 4 from the left side 2d side of the main body. It is possible to visually recognize it, and it is easy to perform the work of connecting the terminal block 4 from the inspection port 52, and the work can be performed in a short time.

FIG. 5 is a plan view showing another installation example of the bathroom dryer 100 according to the first embodiment of the present invention, and is a view of the bathroom dryer 100 viewed from above in the ceiling. In the example shown in FIG. 5, the positions of the bathroom dryer 100 and the inspection port 52 are opposite to those shown in FIG. That is, in the example shown in FIG. 5, since the duct pipe 22 is arranged on the right side of the bathroom dryer 100, the installation direction of the bathroom dryer 100 is the installation direction in which the duct connection port 21 is on the left side. Therefore, in the example shown in FIG. 5, the inspection port 52 is arranged in the area adjacent to the right side surface 2c of the main body 1 of the main body 1 of the bathroom dryer 100. In the bathroom dryer 100, on the upper surface of the metal case 2 of the main body 1, the central portion of the upper surface of the main body 1 in the lateral direction, that is, the central portion of the upper surface of the main body 1 in the extending direction of the back surface 2b of the main body. A terminal block 4 is provided on the side. Therefore, when the terminal block 4 is connected when the bathroom dryer 100 is installed or the terminal block 4 is inspected when the bathroom dryer 100 is inspected, the operator must perform the terminal block 4 from the right side 2c side of the main body. It is possible to visually recognize the above, and it is easy to perform the work of connecting the terminal block 4 from the inspection port 52, and the work can be performed in a short time.

The installation form of the bathroom dryer 100 on the ceiling 51 of the bathroom is one of the examples shown in FIGS. 4 and 5, but in the form shown in FIG. 4, the left side 2d side of the main body of the bathroom dryer 100 And the terminal block can be connected from the 2b side on the back of the main body. Further, in the form shown in FIG. 5, the terminal block 4 can be connected from the right side 2c side of the main body and the back surface 2b side of the main body of the bathroom dryer 100. Therefore, in the bathroom dryer 100, three directions of the outer circumference of the bathroom dryer 100 can be used for the connection work of the terminal block 4 depending on the installation form of the bathroom dryer 100. Therefore, the bathroom dryer 100 does not have a mechanism for moving the terminal block 4 on the upper surface of the metal case 2 of the main body 1 on which the terminal block 4 is installed or a plurality of terminal blocks 4, and has a simple structure and has a terminal block. The connection work of 4 and the inspection work of the terminal block 4 can be easily performed, and the cost can be reduced.

FIG. 6 is an enlarged perspective view showing the periphery of the terminal block cover 5 of the bathroom dryer 100 according to the first embodiment of the present invention. FIG. 7 is an enlarged perspective view showing the periphery of the terminal block 4 of the bathroom dryer 100 according to the first embodiment of the present invention, and is a diagram showing a state in which the terminal block cover 5 is removed and moved. FIG. 8 is an enlarged perspective view showing the periphery of the terminal block 4 of the bathroom dryer 100 according to the first embodiment of the present invention.

For example, when an operator connects the power supply line 41 to the terminal block 4 when installing the bathroom dryer 100, the terminal is fixed to the upper surface of the metal case 2 of the main body 1 as shown in FIG. Remove the base cover 5. The terminal block cover 5 is screw-fixed to the upper surface of the metal case 2 of the main body 1 by a fixing screw mounting portion 6 and a fixing screw 7 provided at the outer peripheral end portion and having a mounting hole 5a. The operator removes the fixing screw 7 of the terminal block cover 5, removes the terminal block cover 5 from the upper surface of the metal case 2 of the main body 1 and moves it as shown in FIG.

At this time, the terminal block 4 is connected to the control board 10 by the terminal block wiring 31. Further, as shown in FIGS. 3, 7 and 8, the side surface 12c of the control board pedestal 12 facing the terminal block 4 is guided by covering the terminal block wiring 31 connecting the terminal block 4 and the control board 10. A wiring guide 12a is provided. By passing the terminal block wiring 31 through the wiring guide 12a, the movement of the terminal block wiring 31 can be restricted, and the terminal block wiring 31 can be arranged at an appropriate position. That is, the wiring guide 12a guides the terminal block wiring 31 routed from the control board 10 so as to be located in the terminal block cover 5.

That is, the wiring guide 12a regulates the position of the terminal block wiring 31 connected to the control board 10 and pulled out from the control board cover 11 in the left-right direction, that is, in the width direction of the main body front surface 2a of the main body 1. As a result, the terminal block wiring 31 pulled out from the control board cover 11 is prevented from spreading in the width direction of the main body front surface 2a of the main body 1, and when the terminal block cover 5 is installed on the main body 1, the terminal block cover is covered. It is possible to prevent the terminal block wiring 31 from being sandwiched between the lower portion of 5 and the upper surface of the metal case 2 of the main body 1. Therefore, the terminal block wiring 31 can be prevented from being caught by the terminal block cover 5 by the wiring guide 12a, and it is not necessary to install a protective component such as a tube for protecting the terminal block wiring 31 in the terminal block wiring 31.

After that, the operator inserts the power line 41 into the insertion hole 4a of the terminal block 4, and uses the fixing screw mounting portion 6 and the fixing screw 7 of the terminal block cover 5 to attach the terminal block cover 5 to the metal case 2 of the main body 1. Attach to the top surface of. Power can be supplied to the control board 10 by inserting the power supply line 41 into the insertion hole 4a of the terminal block 4.

The terminal block cover 5 is prevented from moving in the left-right direction, that is, in the width direction of the main body front surface 2a of the main body portion 1 by fitting the guide side wall 12b provided on the side surface 12c of the control board pedestal 12 inside. The position in the direction is fixed. Further, the terminal block cover 5 is formed by fitting the protrusions 12d provided on the left and right two outer portions of the guide side wall 12b into the guide notches 5b provided on the left and right two side surfaces of the terminal block cover 5. The movement of the terminal block cover 5 in the direction is restricted, the position of the terminal block cover 5 in the vertical direction is fixed, and the main body 1 can be securely attached to the metal case 2.

Further, the terminal block cover 5 is provided with a power supply line relief notch 5c for passing the power supply line 41 on the side surface on one end side in the longitudinal direction. As a result, when the power supply line 41 is connected to the terminal block 4 and the terminal block cover 5 is attached to the upper surface of the metal case 2 of the main body 1, the metal case 2 of the main body 1 in the portion where the power line 41 does not pass. The gap between the upper surface of the terminal block and the lower side of the terminal block cover 5 is reduced to isolate the terminal block 4 from the external environment. As a result, the terminal block 4 is covered with the metal terminal block cover 5 together with the terminal block wiring 31 and the power supply line 41. The insertion hole 4a of the terminal block 4 is also covered with the terminal block cover 5. As a result, dust, insects, and the like invade through the gap between the upper surface of the metal case 2 of the main body 1 and the lower side of the terminal block cover 5, and adhere to the insertion hole 4a of the terminal block 4. It is possible to prevent the occurrence of problems.

Further, since the terminal block 4 and the control board 10 are arranged apart from each other, the terminal block cover 5 can cover only the terminal block 4. As a result, when the power supply line 41 is connected to the terminal block 4, the control board 10 in which many charging portions are arranged can be safely installed without being exposed.

As described above, in the bathroom dryer 100 according to the first embodiment, the side opposite to the side where the duct connection port 21 is provided so as to sandwich the control board cover 11 in the upper surface of the metal case 2 of the main body 1. The terminal block 4 is arranged away from the control board 10 in the uncovered area 2e which is the area of the above and is not covered by the control board cover 11. Then, the terminal block 4 is installed in a region on the short side of the upper surface of the metal case 2 of the main body 1 of the bathroom dryer 100, that is, a region on the central portion side in the width direction in the uncovered region 2e. To. As a result, in the bathroom dryer 100, the work of connecting the power supply line 41 to the terminal block 4 can be easily performed regardless of the positional relationship between the bathroom dryer 100 and the inspection port 52, and the work time can be shortened. ..

The region on the central portion side in the width direction in the uncovered region 2e depends on, for example, the width of the main body front surface 2a of the bathroom dryer 100, but is 1/2 of the width of the main body front surface 2a of the bathroom dryer 100 on the central portion side. Region is preferred. As a result, the power line 41 can be easily connected to the terminal block 4 regardless of the positional relationship between the bathroom dryer 100 and the inspection port 52.

Therefore, in the bathroom dryer 100, the number of parts can be reduced and it is simple without providing a mechanism for moving the terminal block 4 or a plurality of terminal blocks 4 on the upper surface of the metal case 2 of the main body 1 where the terminal block 4 is installed. It is possible to realize a bathroom dryer having a configuration and low cost, which facilitates installation work of the bathroom dryer 100 and inspection work of the bathroom dryer 100.

Further, in the bathroom dryer 100, by covering the terminal block 4 and the connection portion of the power supply line 41 in the terminal block 4 with the terminal block cover 5, dust and insects adhere to the insertion hole 4a of the terminal block 4. It is possible to prevent the occurrence of the resulting malfunction of the terminal block 4.

Therefore, according to the bathroom dryer 100 according to the first embodiment of the present invention, the terminal block can be easily connected and inspected with a simple structure, and defects of the terminal block due to deposits on the terminal block can be prevented. A bathroom dryer is obtained.

The configuration shown in the above-described embodiment shows an example of the content of the present invention, can be combined with another known technique, and is one of the configurations without departing from the gist of the present invention. It is also possible to omit or change the part.

1 Main body, 2 Metal case, 2a Main body front, 2b Main body back, 2c Main body right side, 2d Main body left side, 2e Uncovered area, 2f Opening, 3 Blower motor, 4 Terminal block, 4a Insert hole, 5 Terminal block cover 5, 5a mounting hole, 5b guide notch, 5c power line relief notch, 6 fixing screw mounting part, 10 control board, 11 control board cover, 12 control board pedestal, 12a wiring guide, 12b guide side wall, 12c side surface, 12d protrusion Department, 20 front panel, 21 duct connection port, 22 duct piping, 31 terminal block wiring, 32 blower motor wiring, 41 power line, 51 ceiling, 52 inspection port, 100 bathroom dryer.

Claims (2)

The main body, which is installed on the ceiling of the bathroom and has a rectangular parallelepiped shape,
A duct connection port provided on the side surface of the main body and to which a duct is connected from the outside,
The control board arranged on the upper part of the main body and
A control board cover that covers the control board,
The duct connection is made to an uncovered area in the upper surface of the main body portion that is opposite to the side on which the duct connection port is provided and is not covered by the control board cover. A terminal block installed in a region on the central portion side in the width direction of the side surface of the main body portion provided with a mouth, and a terminal block.
A terminal block cover that covers the terminal block and
A control board pedestal having a guide side wall and a protrusion, which is provided on the main body and holds the control board on the upper surface.
With
The terminal block cover has a guide notch and
By inserting the guide side wall into the terminal block cover, the position of the terminal block cover in the width direction of the side surface of the main body provided with the duct connection port is fixed, and the protrusion is the guide. The position of the terminal block cover in the vertical direction of the terminal block cover is fixed by being fitted into the notch.
A bathroom dryer featuring. It has a terminal block wiring that connects the terminal block and the control board.
The control board pedestal includes a wiring guide that guides the terminal block wiring into the terminal block cover.
The bathroom dryer according to claim 1 .

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