JP2003106552A - Electric air purifier for air conditioner - Google Patents

Abstract

(57) [Problem] To stabilize contact between a terminal from a high voltage portion provided on a holding frame, a filter main body, and a contact portion, and to avoid a possibility of the filter main body dropping. SOLUTION: A partition wall 1a formed on a side face 5e of a filter body 5 of an air cleaning device where a contact portion 5a is provided, at a location where the contacts 3 and 4 of a holding frame 1 protrude is attached to a side face of the filter body 5. At the same time, a rib was sandwiched from the mounting direction of the filter body 5 and formed to cover the contact portion 5a.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electric air cleaning device for an air conditioner.

[0002]

2. Description of the Related Art A conventional electric air cleaner for an air conditioner will be described with reference to the drawings. FIG. 6 shows a front view of an electric air cleaning device mounted on a conventional air conditioner. Further, FIG. 7 shows a bottom view of an electric air cleaning apparatus mounted on a conventional air conditioner.

In FIG. 6, a holding frame 1 of an air purifying device capable of electrically collecting ionized dust by applying a high voltage, and a high-voltage power source arranged at an end of the holding frame 1. Part 2 and a high voltage terminal 3 from the high voltage power supply part 2 and a ground terminal 4, and a removable filter body 5 having a contact part 5a with the two terminals, the two terminals 3, A coil spring 4a is connected to at least one of the terminals 4, or an elastic force is provided by using an iter spring 3a or the like, and the partition wall 1a between the disposition part of the high-voltage power supply part 2 and the insertion part of the filter body 5 is used. The holding frame 1 is arranged so that the tips of the elastic terminals 3 and 4 are projected.

On the opposite side thereof, a wall 1b is provided on the holding frame 1 so as to sandwich and hold the filter body 5, and as shown in FIG. 7, when the filter body 5 is attached, the contact portion 5a is different from the contact portion 5a. The convex shape 5b provided on the opposite side surface is replaced with the concave shape 1c provided on the wall 1b of the holding frame 1.
And is held by utilizing the elasticity of the terminal 3 or 4.

[0005]

However, in the prior art as described above, the parts expand and contract due to variations in the molding state of the parts and changes in the environmental temperature during the operating condition of the air conditioner, and the holding frame is The contact state between the terminals 3 and 4 from the disposed high voltage portion and the contact portion 5a of the filter body 5 becomes unstable, and the filter body 5 changes due to a change in contact pressure.
However, there was a problem in that the holding power of could not be secured, and there was a possibility of falling.

The present invention solves such a problem, and stabilizes the contact between the terminal from the high-voltage power supply section 2 arranged in the holding frame 1 and the contact section 5a of the filter main body 5 and the filter main body. The purpose is to avoid the possibility of the drop of No. 5.

[0007]

In order to achieve the above object, the present invention provides an air which can electrically collect ionized dust by applying a high voltage in an indoor unit of an air conditioner. The cleaning device includes a holding frame, a high-voltage power supply unit arranged at an end of the holding frame, a high-voltage terminal from the high-voltage power supply unit, and a ground terminal, and a contact portion between the high-voltage terminal and the ground terminal. At least one of the high-voltage terminal and the ground terminal having a removable filter body having
One terminal is given an elastic force by an elastic body, and the tip of the terminal having the elastic force is attached to the holding frame so as to project from a partition wall between the arrangement part of the high-voltage power supply part and the insertion part of the filter body. The filter is provided with a wall that sandwiches the filter body on the opposite side of the holding frame, and has a recessed portion that engages with a protrusion provided on a side surface of the filter body opposite to the contact portion. When the main body is attached, it is held by utilizing the elasticity of the terminal having the elastic force, and is formed on the side surface of the filter main body on which the contact portion is provided, at the protruding portion of the contact of the holding frame. The partition wall
A rib is formed which is sandwiched together with the side surface of the filter body from the mounting direction of the filter body and covers the contact portion.

According to this structure, the contact state of the contact can be secured even when the component expands / contracts due to variations in the molding state of the component or changes in the ambient temperature in the operating condition of the air conditioner. It is possible to stabilize, and by securing a constant contact pressure, the attachment state of the filter body and the holding frame can be maintained and fixed, and the filter body can be prevented from falling. Also, when removing the filter body, it is easy to pull it out along the attachment angle of the holding frame, and without compromising the operability, the simple structure does not complicate the mold structure and the molding state. This has the effect of facilitating management.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention as set forth in claim 1 is a holding frame of an air purifying device capable of electrically collecting ionized dust by applying a high voltage in an indoor unit of an air conditioner. And a removable filter having a high-voltage power supply unit arranged at an end of the holding frame, a high-voltage terminal from the high-voltage power supply unit, and a ground terminal, and having a contact portion between the high-voltage terminal and the ground terminal. At least one of the high voltage terminal and the ground terminal is provided with an elastic force by an elastic body, and a tip of the terminal having the elastic force has a main body of the high voltage power supply unit and the filter main body. Is provided in the holding frame so as to project from the partition wall with the insertion part of the filter body, the filter body is sandwiched on the opposite side of the holding frame, and the protrusion provided on the side surface of the filter body opposite to the contact portion. The recess that fits When the filter body is attached, the wall is formed by using the elasticity of the terminal having the elastic force, and the contact of the holding frame is provided on the side surface of the filter body on which the contact portion is provided. The partition wall formed at the protruding portion is sandwiched together with the side surface of the filter body from the mounting direction of the filter body, and a rib for covering the contact portion is formed.

According to this structure, the contact state of the contact can be secured even when the component expands or contracts due to variations in the molding condition of the component or changes in the environmental temperature in the operating condition of the air conditioner. It is possible to stabilize, and by securing a constant contact pressure, the attachment state of the filter body and the holding frame can be maintained and fixed, and the filter body can be prevented from falling. Also, when removing the filter body, it is easy to pull it out along the attachment angle of the holding frame, and without compromising the operability, the simple structure does not complicate the mold structure and the molding state. This has the effect of facilitating management.

According to a second aspect of the present invention, in the air cleaning apparatus according to the first aspect, a rib for sandwiching the wall of the holding frame is provided on a side surface of the filter body opposite to the side surface on which the contact portion is provided. It was formed.

According to this structure, the contact state of the contact can be secured even when the component expands or contracts due to variations in the molding state of the component or changes in the environmental temperature in the operating condition of the air conditioner. It is possible to stabilize, and by securing a constant contact pressure, the attachment state of the filter body and the holding frame can be maintained and fixed, and the filter body can be prevented from falling. It is also easy to remove the filter body by pulling it toward you along the attachment angle of the holding frame, and you can stabilize the operability by putting the filter body in and out along the walls on both sides of the holding frame. It is possible and simple structure does not complicate the mold structure,
Further, there is an effect that it becomes possible to easily manage the molding state.

According to a third aspect of the present invention, in the air cleaning apparatus according to the second aspect, a projection having a substantially triangular cross section is formed on the rear surface of the filter body, and the holding frame is received when the filter body is attached. The projection end surface of the section and the surface of the protrusion are in an engaged state.

According to this structure, the contact state of the contact can be secured even when the component expands or contracts due to variations in the molding condition of the component or changes in the environmental temperature in the operating condition of the air conditioner. It is possible to stabilize and maintain a fixed contact pressure between the filter body and the holding frame by securing a certain contact pressure, and hook the protruding shape of the filter body onto the crosspiece of the receiving part of the holding frame. By this, a fixing force in the vertical direction is applied, and even if the convex shape of the filter body and the concave shape provided on the wall of the holding frame are eliminated, the filter body can be stably prevented from falling. Also, when removing the filter body, it is easy to pull out toward the front along the attachment angle of the holding frame, and the operability is stabilized by putting the filter body in and out along the walls on both sides of the holding frame, Further, it is possible to obtain a click feeling when the projection shape gets over the crosspiece of the receiving portion of the holding frame. Further, with the simple structure, it is possible to further simplify the mold structure and facilitate the management of the molding state. (Embodiment 1) Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is a front view showing an example of an electric air cleaning apparatus for an air conditioner according to this embodiment. FIG. 2 is a bottom view showing an example of the electric air cleaning apparatus for the air conditioner of this embodiment. FIG. 4 is a perspective view showing an example of an electric air cleaning apparatus for an air conditioner of this embodiment. FIG. 5 is a perspective view of an indoor unit showing an example of the electric air cleaning apparatus for an air conditioner of this embodiment.

Since the basic structure is the same as that of the conventional apparatus shown in FIGS. 6 and 7, the same components are designated by the same reference numerals. As shown in FIG. 5, in an air purifying device attached to the indoor unit 6, capable of electrically collecting ionized dust by applying a high voltage,
As shown in FIG. 1, a holding frame 1 of the air cleaning device, a high voltage power supply unit 2 arranged at an end of the holding frame 1, a high voltage terminal 3 from the high voltage power supply unit 2 and a ground terminal 4 are provided. However, it has a removable filter body 5 having a contact portion 5a with the two terminals, and connects the coil spring 4a to at least one terminal of the two terminals 3 and 4, or uses an iter spring 3a or the like. A partition wall 1 which has elasticity and is provided between the disposition part of the high-voltage power supply part 2 and the insertion part of the filter body 5.
It is arranged on the holding frame 1 so that the tips of the terminals 3 and 4 having elasticity are projected from a.

A wall 1b is provided on the holding frame 1 so as to sandwich and hold the filter body 5 on the opposite side thereof. As shown in FIGS. 2 and 4, when the filter body 5 is attached, a contact portion 5a is provided. Is made to match the convex portion 5b provided on the opposite side surface with the concave portion 1c provided on the wall 1b of the holding frame 1, and is held by utilizing the elasticity of the terminal 3 or 4, and the filter body 5 is provided with a rib 5d which extends horizontally from the side surface upper portion 5c provided with the contact point portion 5a and extends vertically downward from the tip thereof, and the side surface 5e provided with the contact point portion 5a of the filter body 5 and the rib. 5d
The partition wall 1a from which the contact points 3 and 4 of the holding frame 1 project is sandwiched between and.

In the electric air purifying apparatus having the above-mentioned structure, even if the parts expand or contract due to variations in the molding condition of the parts or changes in the environmental temperature in the operating condition of the air conditioner, the holding frame 1 is The contact state between the terminals 3 and 4 from the high voltage portion 2 and the contact portion 5a of the filter body 5 can be ensured and stabilized, and the contact state is constant from the terminals 3 and 4. By securing the contact pressure of the filter body 5, the attachment state of the filter body 5 and the holding frame 1 can be maintained and fixed, and the filter body 5 can be prevented from falling.

Also, the filter body 5 can be easily removed by pulling it forward along the mounting angle of the holding frame 1, and without compromising the operability, the mold structure is complicated by the simple structure. In addition, it is possible to facilitate the management of the molding state.

In the following description, the configuration is basically the same as that shown in FIGS.
2, 4 and 5 are shared and detailed description is omitted. (Second Embodiment) In the electric air cleaning apparatus of the first embodiment, the filter main body 5 extends horizontally from a side surface upper portion 5f opposite to the side surface where the contact portion 5a is provided, and vertically from the tip thereof. A rib 5g extending downward is provided to sandwich the filter main body 5 of the holding frame 1 and to sandwich a wall 1b provided to hold the filter main body 5.

In the electric air purifying apparatus constructed as described above, even when the parts expand or contract due to variations in the molding state of the parts or changes in the environmental temperature in the operating state of the air conditioner, the holding frame 1 is The contact state between the terminals 3 and 4 from the high voltage portion 2 and the contact portion 5a of the filter body 5 can be ensured and stabilized, and the contact state is constant from the terminals 3 and 4. By securing the contact pressure of the filter body 5, the attachment state of the filter body 5 and the holding frame 1 can be maintained and fixed, and the filter body 5 can be prevented from falling. It is also easy to remove the filter body 5 by pulling it forward along the attachment angle of the holding frame 1, and further, the partition wall 1a and the wall 1 of the holding frame.
The operability can be stabilized by taking the filter body 5 in and out along the line b, and the simple structure makes it possible to complicate the mold structure and facilitate the management of the molding state. (Embodiment 3) FIG. 3 is a sectional view showing an example of an electric air cleaning apparatus for an air conditioner according to Embodiment 3 of the present invention. In the electric air cleaning apparatus according to the second embodiment, a plurality of inverted triangular projections 5h are provided from the lower surface of the filter body 5 so as to get over the crosspiece 1d of the receiving portion of the filter body 5 insertion portion of the holding frame 1, When the filter body 5 is attached, the end of the crosspiece 1d of the receiving portion of the holding frame 1 and the surface of the projection 5h are configured to engage with each other.

In the electric air purifying apparatus having the above-mentioned structure, even when the parts expand or contract due to variations in the molding state of the parts or changes in the environmental temperature in the operating condition of the air conditioner, the holding frame 1 is The contact state between the terminals 3 and 4 from the high voltage portion 2 and the contact portion 5a of the filter body 5 can be ensured and stabilized, and the contact state is constant from the terminals 3 and 4. By securing the contact pressure of the filter main body 5 and the holding frame 1, the attachment state of the filter main body 5 is maintained and fixed, and the surface of the protrusion 5h of the filter main body 5 is attached to the end portion of the bar 1d of the receiving portion of the holding frame 1. By engaging with, a fixing force in the vertical direction is applied, and even if the convex shape 5b of the filter main body 5 and the concave shape 1c provided on the wall 1b of the holding frame 1 are eliminated, the filter main body 5 is stably provided. Prevents the falling of Kill.

Also, the filter body 5 can be easily removed by pulling it forward along the attachment angle of the holding frame 1, and the filter body 5 is taken in and out along the partition walls 1a and 1b of the holding frame. This makes it possible to stabilize the operability and further provide a click feeling when the projection shape 5h crosses the crosspiece 1d of the receiving portion of the holding frame 1.

With a simple structure, the mold structure can be further simplified, and the management of the molding state can be facilitated.

[0025]

As is apparent from the above description, the invention described in claim 1 electrically collects ionized dust by applying a high voltage in the indoor unit of the air conditioner. A holding frame of an air purifying device that can be used, a high-voltage power supply unit arranged at an end of the holding frame, a high-voltage terminal from the high-voltage power supply unit, and a ground terminal, and a contact point between the high-voltage terminal and the ground terminal. A removable filter body having a portion, at least one of the high-voltage terminal and the ground terminal is made to have an elastic force by an elastic body, and the tip of the terminal having the elastic force is It is arranged on the holding frame so as to project from a partition wall between the arrangement portion and the insertion portion of the filter body, the filter body is sandwiched on the opposite side of the holding frame, and the side opposite to the contact portion of the filter body. Provided on the side of A wall formed with a concave shape that fits with the convex shape, and when the filter body is attached, the wall is held by utilizing the elasticity of the terminal having the elastic force, and the contact portion of the filter body is provided. On the side surface, a partition wall formed at a protruding portion of the contact of the holding frame is sandwiched between the side surface of the filter body and the filter body mounting direction, and a rib covering the contact portion is formed. is there.

According to this structure, the contact state of the contact can be secured even when the component expands or contracts due to variations in the molding state of the component or changes in the environmental temperature in the operating condition of the air conditioner. It is possible to stabilize, and by securing a constant contact pressure, the attachment state of the filter body and the holding frame can be maintained and fixed, and the filter body can be prevented from falling. Also, when removing the filter body, it is easy to pull it out along the attachment angle of the holding frame, and without compromising the operability, the simple structure does not complicate the mold structure and the molding state. This has the effect of facilitating management.

According to a second aspect of the present invention, in the air cleaning apparatus according to the first aspect, a rib for sandwiching the wall of the holding frame is provided on a side surface of the filter body opposite to the side surface on which the contact portion is provided. It was formed.

According to this structure, the contact state of the contact can be secured even when the component expands or contracts due to variations in the molding state of the component or changes in the environmental temperature in the operating condition of the air conditioner. It is possible to stabilize, and by securing a constant contact pressure, the attachment state of the filter body and the holding frame can be maintained and fixed, and the filter body can be prevented from falling. It is also easy to remove the filter body by pulling it toward you along the attachment angle of the holding frame, and you can stabilize the operability by putting the filter body in and out along the walls on both sides of the holding frame. It is possible and simple structure does not complicate the mold structure,
Further, there is an effect that it becomes possible to easily manage the molding state.

According to a third aspect of the present invention, in the air purifying apparatus according to the second aspect, a projection having a substantially triangular cross section is formed on the rear surface of the filter body, and the holding frame is received when the filter body is attached. The projection end surface of the section and the surface of the protrusion are in an engaged state.

According to this structure, the contact state of the contact can be secured even when the component expands or contracts due to variations in the molding condition of the component or changes in the environmental temperature in the operating condition of the air conditioner. It is possible to stabilize and maintain a fixed contact pressure between the filter body and the holding frame by securing a certain contact pressure, and hook the protruding shape of the filter body onto the crosspiece of the receiving part of the holding frame. By this, a fixing force in the vertical direction is applied, and even if the convex shape of the filter body and the concave shape provided on the wall of the holding frame are eliminated, the filter body can be stably prevented from falling. Also, when removing the filter body, it is easy to pull out toward the front along the attachment angle of the holding frame, and the operability is stabilized by putting the filter body in and out along the walls on both sides of the holding frame, Further, it is possible to obtain a click feeling when the projection shape gets over the crosspiece of the receiving portion of the holding frame. Further, with the simple structure, it is possible to further simplify the mold structure and facilitate the management of the molding state.

[Brief description of drawings]

FIG. 1 is a front view of an electric air cleaner of an air conditioner according to an embodiment of the present invention.

FIG. 2 is a bottom view of the electric air cleaning device.

FIG. 3 is a side sectional view of the electric air cleaning device.

FIG. 4 is a perspective view of a filter body of the electric air cleaning device.

FIG. 5 is a perspective view of the air conditioner according to the embodiment of the present invention.

FIG. 6 is a front view of a conventional electric air cleaning device.

[Figure 7] Bottom view of the same

[Explanation of symbols]

1 holding frame 1a partition wall 1b wall 1c recess 1d Receiving beam 2 High voltage power supply 3 high voltage terminals 3a Itabane 4 ground terminal 4a coil spring 5 Filter body 5a Contact part 5b convex part 5c Upper side 5d rib 5e side 5f Upper side 5g rib 5h protrusion shape 6 indoor units

Continued front page    (72) Inventor Takao Kobayashi             1006 Kadoma, Kadoma-shi, Osaka Matsushita Electric             Sangyo Co., Ltd. F-term (reference) 3L051 BA02 BC01 BH07

Claims (3)

[Claims] 1. A holding frame of an air purifying device capable of electrically collecting ionized dust by applying a high voltage in an indoor unit of an air conditioner, and the holding frame and an end portion of the holding frame. A high-voltage power supply section, a high-voltage terminal from the high-voltage power supply section, and a ground terminal, and a removable filter body having a contact section between the high-voltage terminal and the ground terminal. At least one of the terminals
The two terminals are made of an elastic body having conductivity, and the tips of the terminals having the elastic force are held so as to project from a partition wall between the arrangement portion of the high-voltage power supply portion and the insertion portion of the filter body. Arranged in a frame, sandwiching the filter body on the opposite side of the holding frame, comprising a wall forming a concave portion to be fitted with a convex portion provided on the side surface of the filter body opposite to the contact portion, When the filter body is attached, it is held by utilizing the elasticity of the terminal having the elastic force, and is formed on the side surface of the filter body on which the contact portion is provided, at a position where the contact of the holding frame projects. An electric air cleaning apparatus for an air conditioner, in which a partition wall is sandwiched between the filter body and a side surface of the filter body from the mounting direction of the filter body, and a rib covering the contact portion is formed. 2. The electric air cleaning apparatus for an air conditioner according to claim 1, wherein a rib that sandwiches the wall of the holding frame is formed on a side surface of the filter body opposite to the side surface on which the contact portion is provided. 3. A protrusion having a substantially triangular cross-section is formed on the rear surface of the filter body, and when the filter body is attached, the crosspiece end of the receiving portion of the holding frame and the protrusion surface are brought into engagement with each other. 2. An electric air purifying device for an air conditioner according to 2.