JP2603849Y2 - Air purifier dust collector - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a dust collector provided with a dust collector of an air purifier used for an air conditioner and collecting dust charged by a charging device.

[0002]

2. Description of the Related Art An air purifier of this type is mounted, for example, on an air conditioner for a vehicle. The air purifier is disposed downstream of a blower and charges a dust sucked in, and is disposed upstream of an evaporator. It is composed of a dust collector that collects dust that has been charged. This dust collecting device is configured by alternately arranging a positive electrode charged to a positive voltage and a negative electrode charged to a negative voltage. In order to do so, they had to be carefully maintained.

[0003]

In the conventional dust collecting device, the space for mounting the dust collecting device near the dust collecting device insertion opening of the air conditioning duct, that is, the length of the dust collecting device in the mounting direction. It was necessary to secure enough space.

[0004] Therefore, an object of the present invention is to provide a dust collecting device of an air purifying device which is flexible so as to be easily attached to and detached from an air conditioning duct.

[0005]

According to the present invention, there is provided a charging device for charging dust particles, and a charging device which is disposed downstream of the charging device and which is detachably attached to a vehicle air conditioner.
A first frame 20 formed of an elastic member and having a positive electrode, wherein the first frame 20 includes a dust collector that collects dust charged by the charging device.
Second frame 2 formed of an elastic member and having a negative electrode
1 and an elastic member, which connects the first frame and the second frame, and connects the electrode connected to the positive electrode from the first frame 20 to the second frame. A first electrode plate 24 extending toward 21 and insulated from the negative electrode; and a first frame member formed of an elastic member and arranged alternately with the first electrode plate. And the second frame are connected to each other, and the electrode connected to the negative electrode is connected to the second frame 2.
1 and a second electrode plate 25 extending toward the first frame and insulated from the positive electrode, and ends of the first frame 20 and the second frame 21. And a pair of non-elastic member fixing frames 22 and 23 for connecting the parts.
Insulating protrusions 2 are provided on the first electrode plate and the second electrode plate to keep the distance between the electrodes constant even after the dust collector is bent.
4e and 25e.

[0006]

Therefore, in the present invention, the first frame and the second frame constituting the dust collecting apparatus, and the first frame and the second frame which alternately connect the first frame and the second frame are alternately connected. The first electrode plate and the second
By forming the electrode plate and the elastic member with an elastic member, the dust collector itself can be formed to be freely bendable.
The above object can be achieved.

[0007]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described with reference to the drawings.

FIG. 1 shows a state in which an air purifying apparatus 1 is mounted on an air conditioner (for a car). The air purifying apparatus 1 includes a charging device 3 and a dust collecting device 4. The charging device 3 is disposed downstream of the blower 5 provided on the downstream side of the suction ports (the outside air introduction port 10 and the inside air introduction port 11) located at the uppermost stream of the air conditioning duct 2.
The high-voltage DC power supply 8 has a positive electrode connected to the discharge electrode 6, and a negative electrode connected to the discharge electrode 7, the discharge electrode 6, a discharge counter electrode 7 provided opposite the discharge electrode 6, and a high-voltage DC power supply 8. ing.

Thus, a corona discharge is generated between the discharge electrode 6 connected to the positive electrode side of the high-voltage DC power supply 8 and the discharge counter electrode 7 connected to the negative electrode side, and is selected by the intake door 12. Dust and the like contained in the air are charged because the air sucked in by the operation of the blower 5 from the suction ports 10 and 11 passes through the corona discharge generated between the two electrodes. .

The dust collecting device 4 is disposed downstream of the charging device 3 and in the vicinity of the upstream of the evaporator 12, and as shown in FIG. Frame 2
1. A peripheral wall is formed by a pair of fixed frames 22 and 23,
Inside this, the first electrode plates 24 and the second electrode plates are alternately arranged. Note that, in FIG.
The end of 9f was distinguished from other parts by oblique lines.

As shown in FIGS. 3A and 3B, the first frame 20 is composed of a wall 20a and an electrode member 20b. As shown in FIG. 3C, the wall 20a has an insertion hole 20c penetrating in the longitudinal direction and a mating groove 20d.
Further, an electrode mounting hole 20e is provided near the center of the side end surface. The electrode member 20b is formed in a flat plate shape as shown in FIG. 3D, and an electrode terminal 20f is formed near the center thereof so as to correspond to the electrode mounting hole 20e. Is fixed by being inserted into the electrode mounting hole 20e. further,
The electrode terminal 20f protruding from the electrode member 20b is
The face is put out from the side end face of the wall 20a by being inserted into the electrode mounting hole 20e. In FIGS. 3A and 3B, the electrode member 20b is distinguished from other portions by oblique lines.

The wall member 20a is formed of an elastic member having a high insulating property.
Is an elastic member and is formed of a highly conductive resin. The surplus space of the insertion hole 20e after the electrode member 20b is mounted in the insertion hole 2e is an electrode terminal mounting hole 20g.

The second frame 21 is symmetrical to the first frame 20 and is disposed at a position opposite to the first frame 20. Since the second frame 21 has the same configuration as the first frame 20, Although the description is omitted, the reference numerals are the wall 21a, the electrode member 21b, and the electrode terminal 21f.

The first electrode plate 24 is, as shown in FIG.
A substrate 24a made of an insulating member; a positive terminal 24b engaged with the electrode terminal mounting hole 20g formed at an end of the substrate 24a and a negative terminal 24c engaged with the electrode terminal mounting hole 21g; An electrode portion 2 made of a conductor disposed on upper and lower surfaces and extending from the positive terminal 24b to a position short of the negative terminal 24c in the longitudinal direction of the substrate.
4d and an insulating projection 24e attached to the lower surface of the substrate to prevent contact with other electrode portions.

The second electrode plate 25 meshes with a substrate 25a made of an insulating member and a positive terminal 25b and an electrode terminal mounting hole 21g which mesh with the electrode terminal mounting hole 20g formed at the end of the substrate 25a. And the negative terminal 25c disposed on the upper and lower surfaces of the substrate 25a.
An electrode portion 25d made of a conductor extending in front of the positive electrode side terminal 25b in the longitudinal direction of the substrate, and an insulating protrusion 25e attached to the lower surface of the substrate to prevent contact with other electrode portions. Composed of In FIG. 4,
The electrode portions 24d and 25d are distinguished from other portions by oblique lines.

The first electrode plate 24 and the second electrode plate 25
Is, for example, alternately connected to the first frame 20 and the second frame 21 each having one end fixed at a predetermined interval by one fixed frame 23. The first and second electrode terminal mounting openings 20g and 21g formed in the second frame 21
The positive electrode terminal 24b and the negative electrode terminal 24c formed at both ends of the electrode plate 24 and the positive terminal 25b and the negative terminal 25c formed at both ends of the second electrode plate 25 are sequentially mounted to collect dust. It forms a part. Further, the first electrode plate 24 and the second electrode plate 25 can be maintained at a predetermined interval by insulating projections 24e, 25e provided on the lower surface thereof. After a predetermined number of electrode plates are mounted, the first and second frames 2 are
The other ends of the dust collectors 0 and 21 are fixed to form the dust collecting device 4.

Thus, the formed dust collecting device 4
As shown in FIG. 5, when the air-conditioning duct 2 is inserted into the dust-collecting device insertion opening 2 a opened near the upstream side of the evaporator 12, it can bend in accordance with the space near the dust-collecting device insertion opening 2 a. In addition, it can be easily installed in the air conditioning duct 2. Further, when the dust collecting device 4 is freely bent, the first and second electrode plates 24 and 25 are also formed of elastic members, so that the degree of freedom of bending of the dust collecting device 4 can be improved. And each electrode terminal 2
4b, 24c, 25b, 25c are the electrode terminal mounting holes 20.
g, 21g, the first and second frames 20,
Since the dust collector 21 is movable in the longitudinal direction, the degree of freedom of bending of the dust collecting device 4 can be further improved. In addition, the first and second
Since the electrode plates 24 and 25 have the insulating protrusions 24e and 25e, a short circuit between the electrodes after bending can be prevented. In this embodiment, the dust collecting device 4 is fixed by screwing the fixing frame 23 to the air conditioning duct, but it can be mounted by other methods.

When the dust collector 4 is mounted, as shown in FIG. 6A, the electrode terminal 20f contacts the positive electrode terminal 51, and the electrode terminal 21f contacts the negative electrode terminal 52. To this end, the electrode portion 24d of the first electrode plate 24 communicates with the positive electrode terminal 51 via the electrode member 20b and the positive terminal 24b, and the electrode portion 25d of the second electrode plate 25 And the negative electrode terminal 52 through the electrode member 21b and the negative terminal 25c. Thus, the electric circuit shown in FIG. 6B can be obtained. In this electric circuit, a positive voltage supplied from the high-voltage power supply 8 of the charging device 3 is applied to the first electrode plate 24 and a negative voltage is applied to the second electrode plate 25. In the above, dust charged with a positive charge is adsorbed on the second electrode plate 25, and dust charged with a negative charge is adsorbed on the first electrode plate 24.

In the above-described embodiment, the first and second frames 20, 21 and the pair of fixed frames 22, 23 are made of an elastic member. However, for example, the pair of fixed frames 22 and 23 may be formed of polypropylene (or ABS), and the first frame 20 and the second frame 21 may have appropriate flexibility.
With this, the same effect as in the above-described embodiment can be obtained.

[0020]

As described above, according to the present invention, the first and second frames and the first and second electrode plates alternately connecting the first and second frames. Is constituted by an elastic member, the dust collecting device can be formed to be freely bent, so that the dust collecting device can be easily attached to and detached from the air conditioner, and the space near the mounting opening for mounting the dust collecting device is increased. You don't have to.

A first frame for connecting the first and second frames is provided.
And the second electrode plate is not fixed in the longitudinal direction of the first and second frames, so that the degree of freedom of bending of the dust collector can be further improved, and the first and second electrode plates With the provision of the insulating projections, the distance between the electrodes can be kept constant even after the dust collector is bent.

[Brief description of the drawings]

FIG. 1 is a partial schematic view of a vehicle air conditioner provided with an air purifying device according to an embodiment of the present invention.

FIG. 2 is a perspective view showing a dust collector according to an embodiment of the present invention.

3A is a perspective view of a first frame, FIG. 3B is a partially enlarged perspective view of the frame, and FIG. 3C is a partial perspective view showing a wall. (D) is a perspective view showing an electrode.

FIG. 4 is a perspective view showing a configuration of first and second electrode plates according to the embodiment of the present invention.

FIG. 5 is a partial schematic view showing a state in which a dust collecting device is mounted in an air conditioner for a vehicle provided with an air purifying device according to an embodiment of the present invention.

FIG. 6A is an explanatory diagram showing a state where the dust collecting device is mounted on an air conditioning duct, and FIG. 6B is an electric circuit diagram thereof.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 air cleaning device 2 air conditioning duct 3 charging device 4 dust collector 20 first frame 21 second frame 22 fixed frame 23 fixed frame 24 first electrode plate 25 second electrode plate

Claims (1)

(57) [Scope of request for utility model registration] 1. A charging device for charging dust particles, and a charging device disposed downstream of the charging device and detachable from a vehicle air conditioner.
A dust collector attached to the charging device and collecting dust charged by the charging device, wherein the first frame 2 is formed of an elastic member and has a positive electrode.
0, a second frame 2 formed of an elastic member and having a negative electrode
And an electrode which is formed of an elastic member, connects the first frame and the second frame, and is connected to the positive electrode by the first electrode.
A first electrode plate 24 extending from the frame body 20 to the second frame body 21 and insulated from the negative electrode.
And an electrode formed by an elastic member, alternately arranged with the first electrode plate, connecting the first frame and the second frame, and connecting the negative electrode to the negative electrode. A second electrode plate 25 extending from the second frame 21 toward the first frame and insulated from the positive electrode; the first frame 20 and the second frame 21 and a pair of non-elastic member fixing frames 22 and 23, which are connected to each other. The first electrode plate and the second electrode plate are disposed between the electrodes even after the dust collector is bent. Insulation protrusion 2 to keep distance constant
A dust collector for an air purifier, comprising 4e and 25e.