CN209866332U - High-voltage electrostatic purifying device and range hood using same - Google Patents
High-voltage electrostatic purifying device and range hood using same Download PDFInfo
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- CN209866332U CN209866332U CN201920260401.9U CN201920260401U CN209866332U CN 209866332 U CN209866332 U CN 209866332U CN 201920260401 U CN201920260401 U CN 201920260401U CN 209866332 U CN209866332 U CN 209866332U
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Abstract
The utility model relates to a high-voltage electrostatic purification device and a range hood using the same, which comprises a shell; a high voltage static block disposed within the housing; a junction box fixed outside the housing; the microswitch is arranged in the junction box; the microswitch is electrically connected with the high-voltage electrostatic module, an opening part is arranged on the junction box corresponding to the microswitch, a detachable buckle cover is arranged on the opening part, and an elastic contact pin of the microswitch is pressed on the buckle cover. The range hood comprises a high-voltage electrostatic purification device, and the shell is an air outlet cover. When the high-voltage electrostatic purification device is carried out, the buckle cover automatically breaks off the power-on passage of the high-voltage electrostatic purification device by means of the elastic force of the elastic contact pin of the microswitch in the disassembly process, the disconnection time of the microswitch is shorter, and the use is safer. The range hood applying the high-voltage electrostatic purification device has higher maintenance safety.
Description
Technical Field
The utility model relates to a high-voltage electrostatic purification device still relates to an applied this high-voltage electrostatic purification device's range hood.
Background
Today advocates building a harmonious society and persisting in sustainable development, people are more and more aware of environmental protection, and the problem that the oil smoke pollutes indoor and outdoor environment is more and more paid attention to by people. At present, the common application of the household kitchen has the oil fume purification equipment of the range hood, the oil fume is filtered by the filter screen in the prior art, but the filter screen can cause the high wind resistance condition normally, and the oil fume is not beneficial to the oil fume emission. The high-voltage electrostatic purifying device is applied to the range hood, can effectively adsorb the separation of oil smoke, and improves the purifying capacity of the oil smoke. The high-voltage electrostatic dust collector mainly comprises a polar plate and a polar wire which are made of metal, high voltage needs to be introduced to the polar plate and the polar wire to ensure normal work of the polar plate and the polar wire during work, high-voltage static still exists on metal pieces after the high-voltage electrostatic dust collector stops working, and the high-voltage electrostatic dust collector needs to be taken out during maintenance work of the high-voltage electrostatic dust collector, so that the high-voltage electrostatic dust collector is easy to be attacked by static electricity, and even dangerous conditions such as electric shock and the like occur.
Chinese patent invention No. CN106513176B (application No. 201611169106.X) entitled "purifying apparatus for dust removal, sterilization and mold removal for cabinet and cabinet including the same", the purifying apparatus includes: a frame insertable within the housing of the cabinet and having a power connection; an electrostatic filter disposed on the frame; the high-voltage generator is arranged in the frame and can supply power to the electrostatic filter; a protection switch arranged on the frame. When the frame is inserted into the shell of the cabinet, the protection switch is pressed by the shell of the cabinet or elements in the cabinet to be opened, and when the frame is partially separated from the shell of the cabinet, the protection switch is restrained by the shell of the cabinet or the elements in the cabinet to be closed automatically. Although this purifier can break off protection switch when the frame part breaks away from the casing of rack, when in actual use, this protection adopts micro-gap switch usually too soon, and micro-gap switch relies on elasticity in it to touch the foot realization break-make usually, just can really break off micro-gap switch and close purifier after the frame part need break away from the casing of rack for a certain distance promptly, still has certain potential safety hazard promptly in the dismantlement process.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the first technical problem that provides a rely on the elasticity automatic disconnection high voltage static purifier circular telegram passageway's of micro-gap switch self elasticity to open circuit high voltage static purifier to above-mentioned prior art in the dismantlement process.
The utility model aims to solve the second technical problem that a high-voltage electrostatic purification device maintains higher range hood of security is provided to above-mentioned prior art.
The utility model provides a technical scheme that above-mentioned first technical problem adopted does: high-voltage electrostatic cleaning device comprises
A housing;
the high-voltage electrostatic module is arranged in the shell;
the method is characterized in that: also comprises
The junction box is fixed outside the shell;
the microswitch is arranged in the junction box and electrically connected with the high-voltage electrostatic module, an opening part is arranged on the junction box corresponding to the microswitch, a detachable buckle cover is arranged on the opening part, and an elastic contact pin of the microswitch is pressed on the buckle cover.
The installation is simple, the first end of buckle closure is provided with joint portion, joint portion card is established in the opening, the second end fixed connection of buckle closure is on casing or terminal box.
In order to avoid damaging the elasticity of the elastic contact pin of the micro switch in the pressing process of the buckle cover, a guide rib is convexly arranged on the inner wall of the buckle cover corresponding to the elastic contact pin, the upper surface of the guide rib is obliquely arranged, and the height of the guide rib is gradually increased along the extension direction of the elastic contact pin.
Preferably, the microswitch is electrically connected with the high-voltage electrostatic module through a voltage boosting circuit board, and the microswitch is electrically connected with the voltage boosting circuit board.
In order to conveniently realize the electric connection between the high-voltage electrostatic module and the booster circuit board, a through hole is formed in the shell, a contact piece electrically connected with the booster circuit board is arranged in the junction box, and the contact piece extends into the through hole and is electrically connected with the high-voltage electrostatic module.
The connection is convenient, the outside of high-voltage electrostatic module has the circular telegram piece, the contact supports and is in on the circular telegram piece and be connected with the circular telegram piece electricity.
In order to conveniently realize the installation of the contact piece and ensure the high-voltage safety on the contact piece, a buckling box capable of covering the through hole is fixed on the shell, the buckling box is positioned in the junction box, the contact piece is fixedly arranged in the buckling box, and a connecting pin used for connecting the booster circuit board on the contact piece penetrates out of the junction box and is positioned in the junction box.
The utility model provides a technical scheme that above-mentioned second technical problem adopted does: a range hood, its characterized in that: including aforementioned high-voltage static purifier, the casing is the fan housing.
In order to facilitate the installation of the high-voltage electrostatic module, one side wall of the shell can be detachably connected.
Compared with the prior art, the utility model has the advantages of: the high-voltage electrostatic purification device is provided with the junction box outside the shell, so that the wiring between the micro switch and the external power supply circuit board, the boosting circuit board and the high-voltage electrostatic module is facilitated, and the high-voltage electricity utilization safety can be effectively ensured. Meanwhile, an opening part is arranged on the junction box corresponding to the position of the microswitch, and a buckle cover is arranged on the opening part, so that during installation, the elastic contact pin of the microswitch is triggered under the pressure action of the buckle cover, and the conduction of the microswitch is further realized. When the maintenance is needed, the buckle cover is opened, and the elastic force of the elastic contact pin can instantly bounce open the buckle cover, so that the micro switch is disconnected, the disconnection time of the micro switch is shorter, and the use is safer.
Drawings
Fig. 1 is a perspective view of a high-voltage electrostatic purification device in an embodiment of the present invention.
Fig. 2 is an exploded perspective view of the high-voltage electrostatic purification apparatus according to the embodiment of the present invention.
Fig. 3 is a perspective view of the high-voltage electrostatic purification device with the buckle cover removed according to the embodiment of the present invention.
Fig. 4 is a view showing the fitting of the housing, the contact plate, and the buckle case according to the embodiment of the present invention.
Fig. 5 is a perspective view of the buckle cover in the embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
The present embodiment relates to a high-voltage electrostatic purification device, which can be applied to an electrical apparatus such as an air conditioner, an air purifier, a range hood, etc., and the present embodiment takes the range hood as an example, and simultaneously performs a detailed description on the high-voltage electrostatic purification device and the range hood to which the high-voltage electrostatic purification device is applied.
The main body of the range hood in this embodiment can adopt various range hood structures in the prior art, and an air outlet hood is usually arranged in the oil smoke to be sucked so that the oil smoke filtered by the fan can be discharged through the air outlet hood. The high-voltage electrostatic purification device in the implementation is arranged at the rear end of a fan system of the range hood, further purifies the oil smoke processed by the fan system, captures fine oil smoke particles in the discharged smoke, enhances the purification degree of the discharged smoke, and reduces the pollution to the air. In order to ensure the normal operation of the range hood, a power control board is usually further provided in the range hood for controlling the range hood to operate and providing a power supply for the operation of the range hood, and meanwhile, in order to ensure the operation of the high-voltage electrostatic purification device, a voltage boosting circuit board is simultaneously provided in the range hood to boost the power supply voltage so as to supply the high-voltage electrostatic purification device with the power supply voltage for operation.
As shown in fig. 1 to 5, the high-voltage electrostatic purification apparatus in this embodiment includes a housing 1, a high-voltage electrostatic module 2, a junction box 3, and a microswitch 4. Wherein casing 1 is the air-out cover among the range hood, and in order to make things convenient for the dismouting of high-voltage static module 2, the lateral wall of one side of this air-out cover can the dismantlement be connected. Thus, when the high-voltage electrostatic module 2 is mounted and dismounted, the detachable side wall is opened, and then the dismounting work is carried out.
The high-voltage electrostatic module 2 can adopt various high-voltage electrostatic structure modules in the prior art, generally, the high-voltage electrostatic module 2 comprises two electrode plates with different polarities and also comprises a wire electrode, the wire electrode is matched with the electrode plates to realize ionization work, and the electrode plates with different polarities are matched to realize oil collection work. In this embodiment, an energizing sheet for providing high voltage to each electrode plate and wire electrode is disposed on the outer side of the high-voltage electrostatic module 2, and an electrical contact pin electrically connected to each electrode plate and wire electrode is disposed on the energizing sheet.
In this embodiment, a through hole 11 is provided in a side wall of the housing 1 at a position corresponding to the connection leg 61 of the power-on sheet, and a buckle 7 capable of covering the through hole 11 is fixed to the housing 1. The contact 6 is fixedly arranged in the buckle box 7, the contact 6 is provided with a connecting pin 61 for connecting the booster circuit board, and the electric connection with the booster circuit board is realized through the connecting pin 61. Contact 6 stretches into in through-hole 11 and supports on the circular telegram piece, and then realizes the electricity between contact 6 and the circular telegram piece and be connected, realizes the electric connection between booster circuit board and the high voltage static module 2 through contact 6 and circular telegram piece promptly, and booster circuit can carry out the processing of stepping up with the voltage that provides on the power control board, and then improves the required high voltage of ionization, the oily work of collection for high voltage static module 2.
The junction box 3 is fixedly arranged outside the shell 1, the buckle box 7 is positioned in the junction box 3, the connecting pin 61 penetrates out of the junction box 3 and is positioned in the junction box 3, and the connection between the connecting pin 61 and the booster circuit is completed in the junction box 3, so that the electricity utilization safety is ensured.
The microswitch 4 is fixedly arranged in the junction box 3, and the microswitch 4 is simultaneously connected with a power supply control board and a booster circuit board in the range hood. The microswitch 4 is provided with an elastic contact pin 41, and the connection and disconnection of the microswitch 4 are realized by the touch of the elastic contact pin 41, so that the connection of a power supply path between the high-voltage electrostatic module 2 and the power supply control board is realized.
The terminal box 3 is provided with an opening 31 corresponding to the microswitch 4, and the opening 31 is provided with a detachable cover 5. The buckle cover 5 in this embodiment is L-shaped, the first end of the buckle cover 5 is provided with the fastening portion 51, the fastening portion 51 is fastened in the opening 31, and the second end of the buckle cover 5 can be fixedly connected to the housing 1 or the junction box 3 through screws. In this embodiment, the second end of the buckle cover 5 is fixedly connected to the housing 1 by screws. After the buckle cover 5 is connected on the shell 1, the elastic contact pin 41 of the micro switch 4 is pressed on the buckle cover 5 to enable the micro switch 4 to be in a conducting state, namely, the high-voltage electrostatic module 2, the booster circuit and the power control board are in a communicated standby state, and whether the high-voltage electrostatic module 2 is started or not can be controlled according to the control of the power control board. When the screw fixed on the casing 1 at the second end of the buckle cover 5 is opened, the buckle cover 5 can be actively flicked under the elastic action of the elastic contact pin 41, so that the micro switch 4 is in a disconnected state quickly, the high-voltage electrostatic module 2 can be effectively closed even if the range hood is in a powered-on state, and the safety of maintenance work is ensured. The process is completed instantly, and the safety is higher.
In addition, in order to ensure that the elastic contact pin 41 of the micro switch 4 is not deformed when the buckle cover 5 is buckled and pressed, and further, the external elastic action on the buckle cover 5 when the buckle cover 5 is opened is not influenced, a guide rib 52 is convexly arranged on the inner wall of the buckle cover 5 corresponding to the elastic contact pin 41, the upper surface of the guide rib 52 is obliquely arranged, and the height of the guide rib 52 is gradually increased along the extending direction of the elastic contact pin 41. Therefore, when the buckle cover 5 is installed, in the process of pressing down the buckle cover 5, the deformation of the elastic contact pin 41 of the micro switch 4 slowly moves downwards under the action of the guide rib 52, and the situation that the elastic contact pin 41 of the micro switch 4 is irreversibly deformed in the process of pressing without transition is not easy to occur.
The range hood using the high-voltage electrostatic purification device has higher operation safety when the high-voltage electrostatic purification device is maintained.
Claims (9)
1. A high-voltage electrostatic purifying device comprises
A housing (1);
the high-voltage electrostatic module (2) is arranged in the shell (1);
the method is characterized in that: also comprises
The junction box (3) is fixed outside the shell (1);
micro-gap switch (4) sets up in terminal box (3), micro-gap switch (4) are connected with high-voltage static module (2) electricity, be provided with opening (31) corresponding to micro-gap switch (4) on terminal box (3), be provided with buckle closure (5) that can dismantle on opening (31), elastic contact foot (41) of micro-gap switch (4) suppress on buckle closure (5).
2. The high-voltage electrostatic purification device according to claim 1, characterized in that: the first end of buckle closure (5) is provided with joint portion (51), joint portion (51) card is established in opening (31), the second end fixed connection of buckle closure (5) is on casing (1) or terminal box (3).
3. The high-voltage electrostatic purification device according to claim 1, characterized in that: the inner wall of the buckle cover (5) is convexly provided with a guide rib (52) corresponding to the elastic contact pin (41), the upper surface of the guide rib (52) is obliquely arranged, and the height of the guide rib (52) is gradually increased along the extension direction of the elastic contact pin (41).
4. A high-voltage electrostatic cleaning device according to any one of claims 1 to 3, characterized in that: the micro switch (4) is electrically connected with the high-voltage electrostatic module (2) through the booster circuit board, and the micro switch (4) is electrically connected with the booster circuit board.
5. The high-voltage electrostatic purification device according to claim 4, wherein: the high-voltage static module is characterized in that a through hole (11) is formed in the shell (1), a contact piece (6) electrically connected with the booster circuit board is arranged in the junction box (3), and the contact piece (6) extends into the through hole (11) and is electrically connected with the high-voltage static module (2).
6. The high-voltage electrostatic purification device according to claim 5, wherein: the outer side of the high-voltage electrostatic module (2) is provided with a conducting piece, and the contact piece (6) is abutted to the conducting piece and is electrically connected with the conducting piece.
7. The high-voltage electrostatic purification device according to claim 5 or 6, wherein: a buckle box (7) capable of covering the through hole (11) is fixed on the shell (1), the buckle box (7) is located in the junction box (3), the contact sheet (6) is fixedly arranged in the buckle box (7), and a connecting pin (61) used for connecting a boosting circuit board on the contact sheet (6) penetrates out of the junction box (3) and is located in the junction box (3).
8. A range hood, its characterized in that: comprising the high-voltage electrostatic purification device according to any one of claims 1 to 7, wherein the housing (1) is a fan housing.
9. The range hood of claim 8, wherein: one side wall of the shell (1) can be detachably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920260401.9U CN209866332U (en) | 2019-02-28 | 2019-02-28 | High-voltage electrostatic purifying device and range hood using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920260401.9U CN209866332U (en) | 2019-02-28 | 2019-02-28 | High-voltage electrostatic purifying device and range hood using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209866332U true CN209866332U (en) | 2019-12-31 |
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ID=68953743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920260401.9U Active CN209866332U (en) | 2019-02-28 | 2019-02-28 | High-voltage electrostatic purifying device and range hood using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209866332U (en) |
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2019
- 2019-02-28 CN CN201920260401.9U patent/CN209866332U/en active Active
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