WO2018087826A1

WO2018087826A1 - Blower device

Info

Publication number: WO2018087826A1
Application number: PCT/JP2016/083183
Authority: WO
Inventors: 浩之袴田; 庸充松原; 文彦曽根; 隆弘酒井; 晋也大石
Original assignee: 三菱電機株式会社
Priority date: 2016-11-09
Filing date: 2016-11-09
Publication date: 2018-05-17
Also published as: TWI654399B; CN109906343B; TW201818028A; JPWO2018087826A1; JP6618632B2; CN109906343A

Abstract

A ventilation fan has: a wireless remote controller reception substrate cover (17) mounted on a fan casing so as to cover a wireless remote controller reception substrate from the indoor side; and a cosmetic panel (6) fixed to the indoor side of a main body by a shaft support and a tab engagement so as to be able to open and close, the cosmetic panel (6) being provided with an opening (6c) that exposes the wireless remote controller reception substrate cover (17) on the indoor side when closed. The wireless remote controller reception substrate cover (17) has an inclined section (17b) on the peripheral edge. The cosmetic panel (6) has an inclined section (6d) at the edge of the opening (6c) and is parallel to the inclined section (17b). The shaft support is formed from the engagement of a shaft provided to the main body and a shaft hole provided in the cosmetic panel (6). The shaft hole has a slot shape that creates a gap from the shaft in the plane direction of the cosmetic panel (6).

Description

Blower

The present invention relates to a blower device that is provided with a decorative panel on the front side in the interior of the main body and is operated by a wireless remote controller.

The blower that has a blower inside the main body, has a decorative panel on the front side inside the main body, and is operated by a wireless remote controller is provided with a wireless remote controller receiving board cover that houses the receiving board of the wireless remote controller on the decorative panel In some cases, the structure is exposed to the indoor side from the opened opening. In general, the main body and the decorative panel are attached by engagement between a shaft and a claw.

Patent Document 1 discloses a ventilator having a structure in which an opening is provided in a decorative panel and a wireless remote controller receiving board cover is exposed indoors.

Japanese Patent No. 4527071

However, the ventilator disclosed in Patent Document 1 has a fitting between the wireless remote controller receiving board cover and the decorative panel, and a shaft and shaft engagement between the main body and the decorative panel. There is a concern that the opening and closing properties of the decorative panel may be affected due to the dimensional variation, or that the decorative panel may not be closed. That is, in the ventilation device disclosed in Patent Document 1, there is a possibility that the decorative panel cannot ride on the wireless remote controller reception board cover and close the decorative panel due to dimensional variations of parts. If the gap between the decorative panel and the wireless remote controller receiving board cover is made large so that the decorative panel can be closed even if the dimensions of the parts vary, the design will deteriorate.

The present invention has been made in view of the above, and an object of the present invention is to obtain a blower device that can close a decorative panel even if the dimensions of parts vary without deteriorating the design.

In order to solve the above-mentioned problems and achieve the object, the present invention is a box-type with an open bottom, a main body that houses a blower that generates an air flow, a fan casing that covers the blower from the indoor side, and a remote controller A wireless remote controller receiving board installed in the fan casing with a receiving unit, a wireless remote controller receiving board cover mounted on the fan casing so as to cover the wireless remote controller receiving board from the indoor side, and a shaft on the indoor side of the main body And a decorative panel provided with an opening for exposing the wireless remote controller receiving board cover to the indoor side in a closed state. The wireless remote controller receiving board cover has a first inclined shape at the periphery. The decorative panel has a second inclined shape that is parallel to the first inclined shape at the edge of the opening. The shaft is supported by engagement between a shaft provided in the main body and a shaft hole provided in the decorative panel. The shaft hole has an elongated hole shape that creates a gap with the shaft in the surface direction of the decorative panel.

The blower according to the present invention has an effect that the decorative panel can be closed even if the dimensions of the parts vary without deteriorating the design.

Sectional drawing which shows the attachment state of the circulation fan which is an air blower which concerns on embodiment The perspective view of the circulation fan which concerns on embodiment Rear view of circulation fan according to embodiment The front view in the state where the decorative panel of the circulation fan concerning an embodiment was removed Side view of circulation fan according to embodiment The perspective view which showed the dust removal filter attachment part of the circulation fan which concerns on embodiment The perspective view of the fan casing of the circulation fan which concerns on embodiment The perspective view of the dust removal filter of the circulation fan which concerns on embodiment The side view which showed the state which opened the decorative panel of the circulation fan which concerns on embodiment Sectional drawing which showed the inclination part of the makeup | decoration panel opening part of the circulation fan which concerns on embodiment, and a wireless remote controller receiving board cover Sectional drawing which showed the inclination part of the makeup | decoration panel opening part of the circulation fan which concerns on embodiment, and a wireless remote controller receiving board cover The perspective view of the decorative panel of the circulation fan which concerns on embodiment The perspective view which showed the suction part and blowing part of the circulation fan which concerns on embodiment The perspective view which showed the air cleaning apparatus of the circulation fan which concerns on embodiment The perspective view which showed the deodorizing filter mounting part of the circulation fan which concerns on embodiment The perspective view which showed the high voltage part of the air cleaning apparatus of the circulation fan which concerns on embodiment The perspective view which showed the electric power feeding part of the air cleaning apparatus of the circulation fan which concerns on embodiment The perspective view which showed the attachment structure of the air cleaning apparatus of the circulation fan which concerns on embodiment The perspective view which showed the attachment structure of the air cleaning apparatus of the circulation fan which concerns on embodiment

Hereinafter, a blower according to an embodiment of the present invention will be described in detail with reference to the drawings. Note that the present invention is not limited to the embodiments.

Embodiment.
FIG. 1 is a cross-sectional view showing an attached state of a circulation fan that is a blower according to an embodiment. FIG. 2 is a perspective view of the circulation fan according to the embodiment. FIG. 3 is a rear view of the circulation fan according to the embodiment. FIG. 4 is a front view of the circulation fan according to the embodiment with the decorative panel removed. FIG. 5 is a side view of the circulation fan according to the embodiment. A circulation fan, which is a blower according to an embodiment, is attached to an indoor ceiling and circulates indoor air. The circulation fan according to the embodiment includes a resin main body 1, a multi-blade fan 2 that is a blower that generates an air flow, a fan casing 4 that houses the multi-blade fan 2, and a multi-blade fan 2. The air purifier 5 and the decorative panel 6 are arranged on the flow side. The multiblade blower 2 includes a motor 7 and a fan 3 that is inserted into and coupled to a drive shaft of the motor 7.

On the back of the main body 1, a terminal block 8 to which an external power supply wire can be connected and a circuit storage case 9 for storing the control circuit 10 are installed. Inside the main body 1, the air sucked from the suction port 11 of the fan casing 4 through the decorative panel 6 passes through the downstream air cleaning device 5 along the inner wall of the fan casing 4 by the multi-blade fan 2, The air path is configured to be blown into the room through the panel 6.

FIG. 6 is a perspective view showing a dust removal filter mounting portion of the circulation fan according to the embodiment. The main body 1 includes a wireless remote controller reception board 16 including a wireless remote controller reception unit 16a that receives an infrared signal for switching the operation state of the circulation fan from the wireless remote controller, and a wireless remote controller reception board that covers the wireless remote controller reception board 16. A substrate cover 17 is installed. Therefore, the operation state of the circulation fan can be operated by the wireless remote controller. As shown in FIG. 2, the decorative panel 6 is provided with an opening 6c for exposing the wireless remote controller receiving board cover 17 to the indoor side.

As shown in FIG. 1, the main body 1 has a box shape with an open bottom surface, and a motor 7 is installed on the top surface, which is the surface facing the open bottom surface. A square flange 1 a that projects in a direction parallel to the mounting surface 15 is provided on the bottom surface of the main body 1. As shown in FIG. 4, the fixing screw attaching part 1b is formed in the flange 1a at eight places. The circulation fan according to the embodiment is fixed to the mounting surface 15 by using the fixing screw mounting portions 1b provided at eight locations on the flange 1a and tightening the fixing screws through four or more locations of the fixing screw mounting portions 1b. .

FIG. 7 is a perspective view of the fan casing of the circulation fan according to the embodiment. FIG. 8 is a perspective view of the dust removal filter of the circulation fan according to the embodiment. The fan casing 4 has a lower surface opened to form a suction port 11. As shown in FIGS. 6, 7, and 8, the fan casing 4 is provided with a fixing portion 4 a and a claw catching portion 4 b for fixing the dust filter 12, and upstream of the air passage of the suction port 11. Is provided with a dust filter 12. The dust removing filter 12 is fixed to the fan casing 4 by fitting the fixing portion 12a of the dust removing filter 12 to the fixing portion 4a and fitting the claw portion 12b of the dust removing filter 12 to the claw hooking portion 4b. The The dust removing filter 12 includes a handle portion 12c that is to be handled when performing the attaching / detaching operation. The dust removing filter 12 can be attached to and detached from the fan case 4 without touching the filter surface.

Further, the fan casing 4 includes a storage portion 4d in which the wireless remote controller reception board 16 is stored. The wireless remote controller receiving board 16 is provided with a wireless remote controller receiving unit 16a and an operation display light emitting diode (LED) 16b. The wireless remote controller receiving board 16 is fixed by sandwiching the fixing rib 4e of the housing portion 4d of the fan casing 4 shown in FIG. 7 and the wireless remote controller receiving board cover 17 shown in FIG.

As shown in FIG. 4, the front surface of the wireless remote controller reception board cover 17 is provided with a light transmission diode 16b for transmitting infrared rays transmitted from the wireless remote controller and for driving display to prevent dust from adhering to the wireless remote controller reception board 16 and. The decoration plate 17a is affixed for the transmission of the light emitted by. In addition, the wireless remote controller receiving board cover 17 is provided with an inclined portion 17b having a second inclined shape on the outer wall around the portion where the decoration plate 17a is attached. The wireless remote controller receiving board cover 17 is fixed to the fan casing 4 by screws.

The decorative panel 6 is an integrally molded product made of resin, and is mainly intended to improve the design of the circulation fan and prevent foreign matter from entering the fan 3. In the circulation fan according to the embodiment, the decorative panel 6 has a flat front surface in consideration of design. The front surface of the decorative panel 6 is a lower surface exposed to the room. Since the decorative panel 6 has a flat front surface, the circulation fan according to the embodiment sucks and blows air in a direction parallel to the mounting surface 15 that is a ceiling, as shown in FIG.

As shown in FIG. 5, the decorative panel 6 is configured such that the shaft 1 d of the main body 1 is engaged with the shaft hole 6 a of the decorative panel 6, and the claws 6 b of the decorative panel 6 are engaged with the claws 1 e of the main body 1. Is fixed. FIG. 9 is a side view showing a state in which the decorative panel of the circulation fan according to the embodiment is opened. By removing the claw 6b of the decorative panel 6 from the claw 1e of the main body 1, as shown in FIG. 9, the decorative panel 6 opens by rotating about the shaft 1d and the shaft hole 6a.

FIG. 10 is a cross-sectional view showing the decorative panel opening of the circulation fan and the inclined portion of the wireless remote controller receiving board cover according to the embodiment. FIG. 10 shows a cross section along the axial direction of the shaft 1d. FIG. 11 is a cross-sectional view showing the decorative panel opening of the circulation fan and the inclined portion of the wireless remote controller receiving board cover according to the embodiment. FIG. 11 shows a cross section along a direction orthogonal to the axial direction of the shaft 1d. An inclined portion 6d having a first inclined shape is provided on the inner wall of the opening 6c, and a positioning rib 6f that is a first positioning rib and a positioning rib that is a second positioning rib are provided around the opening 6c. 6g is provided.

Since the inclined portion 17b of the wireless remote controller receiving board cover 17 and the inclined portion 6d of the decorative panel 6 are parallel to each other as shown in FIG. 10, the wireless remote controller receiving board is closed when the decorative panel 6 is closed. Even if the decorative panel 6 overlaps the cover 17, the inclined portion 17b and the inclined portion 6d slide. Therefore, even when the decorative panel 6 overlaps the wireless remote controller receiving board cover 17 when the decorative panel 6 is closed, the decorative panel 6 can be moved to an appropriate position and the decorative panel 6 can be closed. The inclined part 6d and the inclined part 17b have an inclination angle of about 30 to 60 degrees with respect to the surface of the decorative panel 6 in a closed state, so that the opening and closing of the decorative panel 6 is not affected.

The decorative panel 6 is fixed to the main body 1 by shaft support and claw engagement, but there is a gap in the surface direction of the decorative panel 6 between the shaft 1d and the shaft hole 6a. The shaft 1d and the shaft hole 6a do not position the decorative panel 6 in the direction orthogonal to the axial direction. The clearance between the shaft 1d and the shaft hole 6 is such that if the diameter of the shaft 1d is 5 mm and the length of the shaft hole 6a in the surface direction of the decorative panel 6 is 8 mm, the shaft 1d, the shaft hole 6 and the decorative panel 6 are separated. Although the positioning can be performed, the sizes of the shaft 1d and the shaft hole 6a are not limited to these values. About the nail | claw 6b and the nail | claw 1e, the sliding margin shown by the arrow A and the arrow B in FIG. 5 is provided, and it has a structure which does not position the decorative panel 6 by engagement of a nail | claw.

The decorative panel 6 is positioned by the

positioning ribs

6f and 6g. In the long side direction of the opening 6 c of the decorative panel 6, the positioning is performed by the positioning rib 6 f that is the first positioning rib and the end surface 17 c of the wireless remote controller reception board cover 17. In the short side direction of the decorative panel opening 6c, positioning is performed by the positioning rib 6g that is the second positioning rib and the partition rib 1f that is the third positioning rib provided on the flange 1a of the main body 1.

The partition rib 1f is an elastic body that is elastically deformed when a force is applied, and is also elastically deformed by being pressed by the positioning rib 6g when the decorative panel 6 is opened and closed. Therefore, the openability of the decorative panel 6 does not deteriorate. Moreover, the partition rib 1f has a structure that returns to its original shape when the operation of opening and closing the decorative panel 6 is completed. When the circulation fan according to the embodiment is fixed to the ceiling, the

claws

1e and 6b are inclined, so that the decorative panel 6 is shifted to the claw 6b side on the left side of FIG. There is no problem if the short side direction of 6c is positioned only in the direction in which the positioning rib 6g is provided. That is, the axial direction of the shaft 1d needs to be positioned from both sides, but the direction orthogonal to the axial direction of the shaft 1d may be positioned only in the direction in which the decorative panel 6 is displaced when the decorative panel 6 is closed.

When the short side direction of the opening 6c coincides with the axial direction of the shaft 1d, the long side direction of the opening 6c is positioned only in the direction in which the decorative panel 6 is displaced when the decorative panel 6 is closed. Just do it.

With the above structure, the decorative panel 6 can be positioned by the main body 1 and the wireless remote controller receiving board cover 17, and the opening / closing operation failure of the decorative panel 6 can be prevented.

Since the circulation fan according to the embodiment has a structure in which suction is performed from one half face side of the decorative panel 6 and blown out from the other half face side as described above, it is necessary to separate the suction side 13 and the blowout side 14. FIG. 12 is a perspective view of the decorative panel of the circulation fan according to the embodiment. As shown in FIG. 12, the decorative panel 6 is provided with a separation rib 6e on the back surface. As shown in FIG. 6, the main body 1 is similarly provided with two separating ribs 1f. As shown in FIG. 7, the fan casing 4 is similarly provided with partition ribs 4 c. Therefore, the suction side 13 and the blowout side 14 are separated by the

separation ribs

6e, 1f, and 4c. FIG. 13 is a perspective view showing a suction part and a blow-out part of the circulation fan according to the embodiment. As shown in FIG. 13, the suction direction and the blowing direction are three directions orthogonal to the side of the decorative panel 6. As described above, the partition rib 1 f also has a function for positioning the decorative panel 6.

FIG. 14 is a perspective view showing an air cleaning device for a circulation fan according to the embodiment. FIG. 15 is a perspective view showing a deodorizing filter mounting portion of the circulation fan according to the embodiment. The air cleaning device 5 includes a high voltage unit 5a and a deodorizing filter 5g. The high voltage unit 5a includes a discharge electrode 5b and a counter electrode 5c. The discharge electrode 5b and the counter electrode 5c are made of a material that is not easily rusted with water so that it can be washed with water when dust adheres thereto. The discharge electrode 5b is a strong electric conductor such as tungsten and has a wire shape. The counter electrode 5c is an electrical conductor such as stainless steel and has a shape wider than that of the discharge electrode 5b. FIG. 16 is a perspective view showing a high voltage portion of the air cleaning device for a circulation fan according to the embodiment. As shown in FIG. 16, the high voltage unit 5a has a counter electrode 5c sandwiching the discharge electrode 5b from both sides. A high voltage is applied to the discharge electrode 5b on the voltage side and the counter electrode 5c on the ground side. When an electric field is applied, electric discharge is generated and an electric field space is generated. FIG. 17 is a perspective view illustrating a power feeding unit of the air cleaning device for a circulation fan according to the embodiment. The air cleaning device 5 includes a power feeding unit 5d on the lower surface. Furthermore, the air purifying device 5 is provided with a handle portion 5f that is used when the air purifier 5 is removed during maintenance.

FIG. 18 is a perspective view showing a mounting structure of an air cleaning device for a circulation fan according to the embodiment. FIG. 19 is a perspective view showing a mounting structure of an air cleaning device for a circulation fan according to an embodiment. As shown in FIGS. 17, 18, and 19, the air cleaning device 5 is supplied with power by connecting a power supply portion 5 d to the terminal portion 18 a of the terminal block 18 for the air cleaning device in the main body 1. The air cleaning device 5 is fixed by hooking a fixing surface 5 h on the air cleaning device fixing portion 1 c of the main body 1 and fitting a hooking claw 5 e on the hooking portion 18 b of the air cleaning device terminal block 18. The air cleaning device 5 has a handle 5f, and can be easily attached and detached by pulling out and inserting.

The circulation fan according to the embodiment can make it possible to close the decorative panel 6 even if the dimensions of the parts vary without deteriorating the design.

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

1 body, 1a flange, 1b fixing screw mounting part, 1c air purifier fixing part, 1d shaft, 1e, 6b claw, 1f, 4c, 6e separator rib, multi-blade blower, 3 fan, 4 fan casing, 4a, 12a fixing part, 4b claw hooking part, 4d storage part, 4e fixing rib, 5 air purifier, 5a high voltage part, 5b discharge electrode, 5c counter electrode, 5d feeding part, 5e hooking claw, 5f hook part, 5g deodorizing Filter, 5h fixed surface, 6 decorative panel, 6a shaft hole, 6c opening, 6d, 17b inclined part, 6f, 6g positioning rib, 7 motor, 8 terminal block, 9 circuit storage case, 10 control circuit, 11 suction port, 12 dust filter, 12b claw part, 12c handle part, 13 suction side, 14 outlet side, 15 mounting surface, 16 wires Scan remote controller receiving substrate, 16a wireless remote controller receiving portion, 16b drive display light emitting diode, 17 a wireless remote controller receiving board cover, 17a decorative plates, 17c end surface, terminal blocks 18 air cleaning apparatus, 18a terminal portion, 18b hook portion.

Claims

It is a box shape with an open bottom, and a main body that houses a blower that generates airflow,
A fan casing covering the blower from the indoor side;
A wireless remote controller reception board installed in the fan casing, comprising a remote controller receiver;
A wireless remote controller reception board cover attached to the fan casing so as to cover the wireless remote controller reception board from the indoor side;
A decorative panel provided with an opening that exposes the wireless remote controller receiving board cover to the indoor side in a closed state that is fixed to the indoor side of the main body so as to be opened and closed by shaft support and claw engagement;
The wireless remote controller receiving board cover has a first inclined shape at the peripheral edge,
The decorative panel has a second inclined shape that is parallel to the first inclined shape at an edge of the opening,
The shaft support is made by engaging a shaft provided in the main body and a shaft hole provided in the decorative panel,
The blower characterized in that the shaft hole has a long hole shape that creates a gap with the shaft in the surface direction of the decorative panel.
The decorative panel has a first positioning rib and a second positioning rib around the opening,
The body has a third positioning rib;
Positioning the decorative panel in one of the direction orthogonal to the axial direction of the axis and the axial direction of the axis with the first positioning rib and the end surface of the wireless remote controller receiving board cover,
The said decorative panel was positioned by the other of the direction orthogonal to the axial direction of the said axis | shaft, and the axial direction of the said axis | shaft with the said 2nd positioning rib and the said 3rd positioning rib. Blower.
The third positioning rib is an elastic body, is deformed by a force pushed by the second positioning rib when the decorative panel is opened and closed, and returns to its original shape when the opening and closing operation of the decorative panel is finished. The air blower according to claim 2, wherein the air blower is a fan.
3. The blower according to claim 2, wherein a flange projecting in a direction parallel to the ceiling surface is provided on an opened surface of the main body, and the third positioning rib is provided on the flange.
5. The tilt angle of the first inclined shape and the second inclined shape with respect to the face of the decorative panel in a closed state is 30 to 60 degrees. 6. The blower described in 1.