JP4711607B2 - Air conditioner - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an air conditioner provided with an automatic filter cleaning device, and more particularly to a configuration in which a filter is added with flexibility along a sliding direction to improve cleaning efficiency.
[0002]
[Prior art]
Since the basic structure of a conventional air conditioner is the same as that of the present application, it will be described with reference to FIG. In the air conditioner shown in FIG. 2, a base 1, a lower panel 2, and an upper panel 3 constitute a main body, a suction port 4 is provided on the upper surface of the main body, and a wind direction deflecting plate 5 a is provided on the lower front portion. An outlet 5 is provided. The air passage connecting the suction port 4 and the blowout port 5 is composed of a front heat exchanger 6a inclined backward and a rear heat exchanger 6b inclined forward and formed in an inverted V shape. 6 and a blower fan 7 for sending out the air heat-exchanged by the heat exchanger 6 into the room.
[0003]
A filter that collects and adsorbs dust contained in the sucked air is attached to the back surface of the suction port 4, and a passage port through which the filter passes is provided in the front and rear of the main body. There is provided a dust box having a driving device for driving at a lower part.
[0004]
As shown in FIG. 5 (A), the filter 30 has a frame 31 having a beam at the center and rails on both ends, and a pair of left and right nets integrally formed in the frame 31. As shown in FIG. 5 (B), the dust box 35 is provided with passage openings 35a and 35b at the front and rear ends, and brushes 37 and 39 facing each other, which are springs. 38 and the spring 40 are urged in the vertical direction. When the filter 30 passes through the dust box 35, dust adhering to the surface thereof is removed.
[0005]
However, since the filter 30 passes through the curved path, passes through the dust box 35 and is drawn out of the main body, the filter 30 strongly contacts the brush 37 disposed on the upper side, but the brush 39 disposed on the lower side. As the contact with the surface becomes weak, dust adhering to the lower surface may not be removed accurately, and countermeasures have been demanded.
[0006]
[Problems to be solved by the invention]
In view of the above problems, the present invention biases the dust attached to the upper surface and the dust attached to the lower surface so that the upper and lower surfaces of the filter have a uniform contact pressure on the brushes provided vertically in the dust box. An object of the present invention is to provide an air conditioner that can be removed without any problems.
[0007]
[Means for Solving the Problems]
In order to solve the above-mentioned problems, the present invention provides a blower fan in a main body provided with a suction port and a blower outlet, and is arranged curvedly on the back side of the suction port, and includes a filter made up of a frame and a net part. together slidably provided, comprising a passage opening the filter passes, with Rutotomoni includes a dust removal brush to remove dust adhering to the filter, a dust removing device which is adapted to support the back side of the filter is provided comprising an air conditioner, comprising a driving device for sliding the filter, the frame of the filter, provided with a rack portion which receives power from the drive unit, the frame side edges, sliding A hinge portion orthogonal to the direction is configured to be continuously provided from the front edge portion to the rear edge portion of the filter.
[0008]
DETAILED DESCRIPTION OF THE INVENTION
DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, embodiments of the present invention will be described in detail as examples based on the attached drawings.
FIG. 1 is a perspective view showing a state in which an air conditioner according to the present invention has a filter pulled out to the front, and FIG. 2 is a cross-sectional view of a main body. FIG. 3 is a sectional view of the duct box, and FIG. 4 is a perspective view showing the filter.
As shown in FIGS. 1 and 2, the air conditioner according to the present invention has a base 1 installed on a wall surface, and an upper portion that is mounted on the front upper portion of the base 1 and that forms a suction port 4 from the front end to the vicinity of the rear end. The main body is comprised by the panel 3 and the lower panel 2 in which the blower outlet 5 provided with the several wind direction deflection | deviation plate 5a was equipped in the lower surface front part was formed.
[0009]
The air passage connecting the suction port 4 and the blowout port 5 is composed of a front heat exchanger 6a inclined backward and a rear heat exchanger 6b inclined forward and formed in an inverted V shape. 6 and a blower fan 7 that sends out the air heat-exchanged by the heat exchanger 6 into the room, and drops below the front heat exchanger 6a and the rear heat exchanger 6b. A dew tray 8 for receiving condensed water is provided.
[0010]
A filter 10 that adsorbs dust contained in the sucked air is slidably mounted on the back surface of the suction port 4, and a passage port through which the filter 10 passes is provided in front of the body. A dust box 11 is provided, and a drive unit 12 for pulling out the filter 10 to the front side of the main body and automatically storing it in the main body is provided below the dust box 11. A slit-like insertion / removal port 9 is formed between the front end of the upper panel 3 and the front end of the lower panel 3 so that the filter 10 can be inserted into and removed from the front surface of the main body.
[0011]
As shown in FIG. 3, the dust box 11 is composed of an upper box 11a and a lower box 11b which are divided into upper and lower parts, and a slit-like passage opening through which the filter 10 passes at the front end and the rear end of the joint. 11c and 11d are formed. In the upper box 11a, a first brush 13 and a second brush which are pivotally supported by a support shaft portion 15a at the front portion of the inner wall and are formed by a base portion 15 and brushes implanted in the front portion and the rear portion of the base portion 15. A brush 14 is provided, and a spring 16 for biasing the brush downward is interposed between the base 15 and the upper inner wall of the upper box 11a. The lower box 11b is provided with a third brush 17 standing from the inner wall of the lower portion and pivotally supported by a rib 18 provided with a support shaft portion 18a and having a brush planted upward at the base portion. A spring 19 is provided between the base and the lower inner wall to urge the third brush 17 upward.
[0012]
An opening is provided in a lower wall front portion of the lower box 11b, and a rectangular casing 12a and a rectangular casing 12a are housed in the casing 12a on the lower surface of the lower box 11b so as to communicate with the opening. A driving device 12 including a driving unit is provided. The drive unit is fixed in the housing 12 a and has a drive motor 23 fitted with a pinion gear 22 on a rotation shaft, a large-diameter first gear 21 that meshes with the pinion gear 22, and a tooth on the first gear 21. And a small-diameter second gear 20 that meshes with a linear rack formed on the back surface of the filter 10 to be described later.
[0013]
As shown in the perspective view from the back side of FIG. 4, the filter 10 includes a thin frame body 10a made of a soft resin material having a central rail formed at the center along the sliding direction, and an inner part of the frame body 10a. The rack 25 is formed of a pair of left and right mesh portions 24a and 24b formed integrally with each other, and the central rail is continuously formed with a tooth shape meshing with the second gear 20 as described above. Is formed. In addition, hinge portions 26a and 26b, in which thick portions and thin portions are formed alternately and continuously, are provided on the back surfaces of both side edges of the frame 10a so as to be orthogonal to the sliding direction. With the hinge portions 26a and 26b, the frame body 10a can maintain strength, and can be bent in the front-rear direction and can be flexible.
[0014]
Next, the operation will be described. When dust accumulates on the filter 10 after a long period of operation, the filter 10 is pulled out from the insertion / removal port 9 to the front by the drive device 12 as shown in FIG. When the drive motor 23 of the drive device 12 is started, the first gear 21 and the second gear 20 rotate in association with each other, and the filter 10 in which the rack 25 is engaged with the second gear 20 is obtained. It is pulled out to the front side. At this time, as shown in FIG. 3, the filter 10 passing through the dust box 11 along a curved path is bent in a caterpillar shape by the action of the hinge portions 26a and 26b, so that the cross section is curved. And then passes through the dust box. By passing in a straight line, the contact pressure from the upper brushes 13 and 14 and the contact pressure from the lower brush 17 become substantially equal, and dust adhered to the upper surface of the filter 10 and dust adhered to the lower surface. Can be removed without unevenness, and the cleaning efficiency can be improved.
[0015]
【The invention's effect】
As described above, according to the present invention, when a pair of hinges are provided on both side edges of the frame constituting the filter, when passing through the dust box, it passes in a straight line. It is possible to provide an air conditioner in which the contact pressure between the upper brush and the lower brush is uniform, and the upper and lower surfaces of the filter can be cleaned without deviation.
[Brief description of the drawings]
FIG. 1 is an external perspective view showing an air conditioner according to the present invention.
FIG. 2 is a cross-sectional view of an air conditioner according to the present invention.
FIG. 3 is a cross-sectional view showing a dust box.
FIG. 4 is a perspective view showing the back side of the filter.
FIG. 5A is a perspective view showing a conventional filter.
(B) is sectional drawing which shows the conventional dust box.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Base 2 Lower panel 3 Upper panel 4 Suction port 5 Outlet 5a Wind direction deflector plate 6 Heat exchanger 6a Front heat exchanger 6b Rear heat exchanger 7 Blower fan 8 Dew tray 9 Insertion / extraction port 10 Filter 10a Frame body 11 Dust box 11a Upper box 11b Lower box 11c, 11d Passage 12 Drive device 12a Housing 13 First brush 14 Second brush 15 Base 15a Support shaft 16 Spring 17 Third brush 18 Rib 18a Support shaft 19 Spring 20 Second gear 21 First gear 21 Single gear 22 Pinion gear 23 Drive motor 24a, 24b Net part 25 Rack 26a, 26b Hinge part

Claims (1)

A blower fan is provided in a main body provided with a suction port and a blower outlet, and is arranged curvedly on the back side of the suction port, and a filter composed of a frame and a net is slidably provided. A dust removal brush that removes dust adhering to the filter that passes through the inside of the dust box that has front and rear passage openings is provided so as to come into contact with the front side and back side of the filter . It is an air conditioner provided with a dust removing device that is linear inside, and in which the dust removing brush comes into contact with the straight part so that the contact pressure is almost uniform from the front and back surfaces. And
A drive device for sliding the filter is provided, and a rack portion for receiving power from the drive device is provided on the frame body of the filter, and hinge portions orthogonal to the both sides of the frame body along the sliding direction Is an air conditioner that is continuously provided from the front edge to the rear edge of the filter.

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