CN215453642U - High-frequency power supply for electric dust collector with self-cooled transformer - Google Patents
High-frequency power supply for electric dust collector with self-cooled transformer Download PDFInfo
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- CN215453642U CN215453642U CN202120833343.1U CN202120833343U CN215453642U CN 215453642 U CN215453642 U CN 215453642U CN 202120833343 U CN202120833343 U CN 202120833343U CN 215453642 U CN215453642 U CN 215453642U
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Abstract
The utility model provides a transformer self-cooled high-frequency power supply for an electric dust collector, which comprises a cabinet body, a transformer, a centrifugal fan, a circuit breaker, a contactor, a power supply controller, a pre-charging device and a high-frequency power supply inversion part device, wherein the circuit breaker, the contactor, the power supply controller, the pre-charging device and the high-frequency power supply inversion part device are arranged in the cabinet body, the cabinet body consists of a plurality of small cabinet body units and comprises a main cabinet body, a left side cabinet body arranged at the left part of the main cabinet body, a right side upper cabinet body arranged at the right part of the main cabinet body and a right side lower cabinet body, the transformer is arranged at the rear part of the cabinet body, the high-frequency power supply inversion part device is arranged in the main cabinet body, the circuit breaker, the contactor and the pre-charging device are arranged in the left side cabinet body, the power supply controller and the wiring terminal are arranged in the right side upper cabinet body, and the centrifugal fan is arranged on the right side lower cabinet body. The high-frequency power supply has the advantages of simple and convenient integral structure, convenient installation, transportation and maintenance, and can improve the heat dissipation efficiency and the stability of a heat dissipation system.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to the technical field of accessories of electric dust collectors, in particular to a transformer self-cooled high-frequency power supply for an electric dust collector.
[ background of the utility model ]
The high-frequency power supply in the existing dust collector power supply market is basically shaped into several types after long-term development, including a forced air-cooled high-frequency power supply and a liquid-cooled high-frequency power supply. Forced air-cooled high-frequency power supplies are common, and a high-power fan is utilized to dissipate heat of main heating devices, high-frequency transformers and the like. The liquid cooling type utilizes transformer insulating oil or cooling liquid, and combines heat exchange modes such as a heat dissipation water tank and the like to realize power supply heat dissipation.
The existing high-frequency switching power supply products still have some problems:
the air-cooled high-frequency power supply has the advantages that the structure of the power supply is complex, the size is difficult to reduce due to the existence of a high-power fan and a large air volume air channel of a transformer, meanwhile, the protection grade is difficult to improve due to large air volume, and the problems of dust deposition and moisture in the power supply are frequent.
The liquid cooling type high-frequency power supply is additionally provided with devices such as a liquid passage, a heat exchanger, a liquid circulating pump, various valves and the like, so that the structure is complex, and multiple fault points are caused. If the liquid leaks, the repair is difficult. If an oil cooling mode is adopted, the insulating oil of the transformer is easy to deteriorate, the insulating and heat dissipation performance is reduced, and the service life of the transformer is shortened.
[ Utility model ] content
The utility model aims to solve the problems in the prior art, and provides a transformer self-cooling high-frequency power supply for an electric dust collector, which has the advantages of simple and convenient overall structure, convenience in installation, transportation and maintenance, and capability of improving the heat dissipation efficiency and the stability of a heat dissipation system.
In order to achieve the purpose, the utility model provides a transformer self-cooling high-frequency power supply for an electric dust collector, which comprises a cabinet body, a transformer, a centrifugal fan, a circuit breaker, a contactor, a power supply controller, a pre-charging device and a high-frequency power supply inversion part device, wherein the circuit breaker, the contactor, the power supply controller, the pre-charging device and the high-frequency power supply inversion part device are arranged in the cabinet body, the cabinet body consists of a plurality of small cabinet body units, and comprises a main cabinet body, a left side cabinet body arranged at the left part of the main cabinet body, a right side upper cabinet body arranged at the right part of the main cabinet body and a right side lower cabinet body, the transformer is arranged behind the cabinet body, the high-frequency power supply inversion part device is arranged in the main cabinet body, the circuit breaker, the contactor and the pre-charging device are arranged in the left side cabinet body, the power supply controller and a wiring terminal are arranged in the right side upper cabinet body, and the centrifugal fan is arranged on the right side lower cabinet body.
Preferably, the high-frequency power supply inversion part device comprises a rectifying device, a filter capacitor, an IGBT device, a resonance capacitor and a low-voltage loop device, wherein the rectifying device, the filter capacitor and the IGBT device are arranged at the bottom of the main cabinet body, the resonance capacitor is arranged in the middle of the main cabinet body, and the low-voltage loop device is arranged at the top of the main cabinet body.
Preferably, a protective cover is further mounted outside the centrifugal fan, the centrifugal fan is used for heat dissipation of the IGBT device, and the centrifugal fan is an external independent air duct.
Preferably, the cabinet body is divided into four small cabinet body units, the right side of the top of the main cabinet body is provided with a heat radiation port, and the heat radiation port is positioned above the upper cabinet body on the right side.
Preferably, heat dissipation assemblies are respectively mounted on two sides of the transformer, and each heat dissipation assembly comprises a plurality of corrugated sheets which are arranged at intervals.
Preferably, the cabinet body is transversely connected with the back of the transformer through a flange, and a rain shielding plate is additionally arranged at the upper part of the flange connection part.
Preferably, the main cabinet body, the left cabinet body and the right upper cabinet body are respectively provided with a cabinet body door.
Preferably, a heat radiation fan is installed on the cabinet body door of the left cabinet body.
The utility model has the beneficial effects that:
the utility model separates the main switch device, the power controller, the high-frequency power inversion part device, the transformer and the main heat radiator, and has compact structure, reasonable distribution, no mutual influence, convenient assembly and wiring, strong anti-interference capability and stable and reliable operation; the high-frequency power transformer is naturally cooled, so that the burden of a power supply heat dissipation system is greatly reduced, the structure of the heat dissipation system is simplified, the heat dissipation efficiency is improved, and the stability of the heat dissipation system is improved; the power supply controllers are arranged in an independent space, so that the anti-interference capability is greatly improved, and the power supply control stability is improved; the power supply has simple and convenient integral structure and convenient installation, transportation and maintenance.
The features and advantages of the present invention will be described in detail by embodiments in conjunction with the accompanying drawings.
[ description of the drawings ]
FIG. 1 is a front view of a high frequency power supply for a transformer self-cooled electric precipitator according to the present invention;
FIG. 2 is a left side view of the high frequency power supply for the transformer self-cooled electric precipitator of the present invention;
FIG. 3 is a right side view of the high frequency power supply for the transformer self-cooled electric precipitator of the present invention;
FIG. 4 is a left and right isometric view of a high frequency power supply for a transformer self-cooled electrostatic precipitator in accordance with the present invention.
[ detailed description ] embodiments
Referring to fig. 1 to 4, the high-frequency power supply for the transformer self-cooling electric precipitator of the present invention includes a cabinet 1, a transformer 3, and a centrifugal fan 8, and a circuit breaker 5, a contactor 6, a power supply controller 9, a pre-charging device 11 and a high-frequency power supply inversion part device which are arranged in the cabinet body 1, the cabinet body 1 consists of a plurality of small cabinet body units and comprises a main cabinet body, a left side cabinet body arranged at the left part of the main cabinet body, a right side upper cabinet body arranged at the right part of the main cabinet body and a right side lower cabinet body, the transformer 3 is arranged at the rear part of the cabinet body 1, a high-frequency power supply inversion part device is arranged in the main cabinet body, circuit breaker 5, contactor 6, pre-charging device 11 are placed to the internal portion of left side cabinet, power controller 9 and binding post have been placed to the internal power controller that has avoided power controller to be disturbed, install centrifugal fan 8 on the cabinet body of right side lower part.
Further, the high-frequency power supply inversion part device comprises a rectifying device 7 arranged at the bottom of the main cabinet body, a filter capacitor 14, an IGBT device 12, a resonance capacitor 4 arranged at the middle of the main cabinet body, and a low-voltage loop device 13 arranged at the top of the main cabinet body.
Further, a protective cover is installed outside the centrifugal fan 8, the centrifugal fan 8 is used for heat dissipation of the IGBT device 12, and the centrifugal fan 8 is an external independent air duct and is completely isolated from other internal devices.
Further, the cabinet body 1 divides four little cabinet body units altogether, the top right side of the main cabinet body is equipped with thermovent 10, thermovent 10 is in the top of the cabinet body on right side upper portion for the inside device heat dissipation except that the IGBT switching device of the cabinet body 1, because of except that the IGBT switching device, other devices calorific capacity are less, so need not big amount of wind fan and can satisfy the heat dissipation demand of transformation.
Further, heat dissipation assemblies are respectively installed on two sides of the transformer 3, each heat dissipation assembly comprises a plurality of corrugated sheets which are arranged at intervals, the size of the cabinet body 1 is increased by enlarging the corrugated sheets of the high-frequency transformer, the increase of the heat dissipation area is realized, the purpose of natural heat dissipation is finally realized, and the heat dissipation assemblies are exposed in the air.
Furthermore, the cabinet body 1 is transversely connected with the back of the transformer 3 through a flange, and a rain shielding plate is additionally arranged at the upper part of the flange connection part to prevent water leakage.
Further, the main cabinet body, the left side cabinet body and the right side upper cabinet body are respectively provided with a cabinet body door 2.
Further, a heat radiation fan is installed on the cabinet body door 2 of the left cabinet body.
The working process of the utility model is as follows:
according to the transformer self-cooled high-frequency power supply for the electric dust collector, when equipment runs, each part of the cabinet body achieves corresponding functions, so that safety is guaranteed, and mutual influence among the parts is reduced. When the switch is switched on and off, the power switch operation is only needed to be carried out on the left cabinet body; when the connection and the inspection are controlled, the operation is only carried out on the upper cabinet body at the right side; when the main circuit is checked, only the main cabinet body needs to be opened.
The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.
Claims (8)
1. The utility model provides a high frequency power supply for electrostatic precipitator of transformer self-cooling which characterized in that: comprises a cabinet body (1), a transformer (3), a centrifugal fan (8), a breaker (5), a contactor (6), a power controller (9), a pre-charging device (11) and a high-frequency power inversion part device which are arranged in the cabinet body (1), the cabinet body (1) is composed of a plurality of small cabinet body units and comprises a main cabinet body, a left side cabinet body arranged at the left part of the main cabinet body, a right side upper cabinet body arranged at the right part of the main cabinet body and a right side lower cabinet body, the transformer (3) is arranged at the rear part of the cabinet body (1), a high-frequency power supply inversion part device is arranged in the main cabinet body, a circuit breaker (5), a contactor (6) and a pre-charging device (11) are arranged in the left cabinet body, a power supply controller (9) and a wiring terminal are arranged in the cabinet body on the upper portion of the right side, and a centrifugal fan (8) is installed on the cabinet body on the lower portion of the right side.
2. The transformer self-cooled high-frequency power supply for the electric dust remover as claimed in claim 1, wherein: the high-frequency power supply inversion part device comprises a rectifying device (7) arranged at the bottom of the main cabinet body, a filter capacitor (14), an IGBT device (12), a resonance capacitor (4) arranged in the middle of the main cabinet body and a low-voltage loop device (13) arranged at the top of the main cabinet body.
3. The transformer self-cooled high-frequency power supply for the electric dust remover as claimed in claim 2, wherein: the protection cover is still installed to the outside of centrifugal fan (8), centrifugal fan (8) are used for the heat dissipation of IGBT device (12), centrifugal fan (8) are outside independent wind channel, keep apart with other inside devices completely.
4. The transformer self-cooled high-frequency power supply for the electric dust remover as claimed in claim 1, wherein: the cabinet body (1) is divided into four small cabinet body units, a heat dissipation opening (10) is formed in the right side of the top of the main cabinet body, and the heat dissipation opening (10) is located above the upper portion of the right cabinet body.
5. The transformer self-cooled high-frequency power supply for the electric dust remover as claimed in claim 1, wherein: and heat dissipation assemblies are respectively installed on two sides of the transformer (3), and each heat dissipation assembly comprises a plurality of corrugated sheets which are arranged at intervals.
6. The transformer self-cooled high-frequency power supply for the electric dust remover as claimed in claim 1, wherein: the cabinet body (1) is transversely connected with the back of the transformer (3) through a flange, and a rain shielding plate is additionally arranged at the upper part of the flange connection part.
7. The transformer self-cooled high-frequency power supply for the electric dust remover as claimed in claim 1, wherein: and the main cabinet body, the left side cabinet body and the right side upper cabinet body are respectively provided with a cabinet body door (2).
8. The transformer self-cooled high-frequency power supply for the electric dust remover as claimed in claim 1, wherein: and a cabinet body door (2) of the left cabinet body is provided with a cooling fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120833343.1U CN215453642U (en) | 2021-04-22 | 2021-04-22 | High-frequency power supply for electric dust collector with self-cooled transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120833343.1U CN215453642U (en) | 2021-04-22 | 2021-04-22 | High-frequency power supply for electric dust collector with self-cooled transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215453642U true CN215453642U (en) | 2022-01-07 |
Family
ID=79705396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120833343.1U Active CN215453642U (en) | 2021-04-22 | 2021-04-22 | High-frequency power supply for electric dust collector with self-cooled transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215453642U (en) |
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2021
- 2021-04-22 CN CN202120833343.1U patent/CN215453642U/en active Active
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