CN217445624U - Low-temperature running full-sealed self-cooled high-frequency power supply for electric dust collector - Google Patents
Low-temperature running full-sealed self-cooled high-frequency power supply for electric dust collector Download PDFInfo
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- CN217445624U CN217445624U CN202220544162.1U CN202220544162U CN217445624U CN 217445624 U CN217445624 U CN 217445624U CN 202220544162 U CN202220544162 U CN 202220544162U CN 217445624 U CN217445624 U CN 217445624U
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Abstract
The utility model provides a totally enclosed self-cooling electrostatic precipitator high frequency power of low temperature operation, the intelligent cabinet temperature adjusting device comprises a cabinet body to and the transformer of being connected can be dismantled with the cabinet body, the cabinet body is including the main cabinet body, and set up in the low-voltage control cabinet of main cabinet body one side, the opposite side of the main cabinet body is equipped with centrifugal fan and heat exchanger device, still install the cabinet door that can open and shut on the main cabinet body, install electrical source controller, inner loop fan and table meter device on the cabinet door of the main cabinet body, install inverter circuit device in the main cabinet body, install low-voltage control circuit device in the low-voltage control cabinet. The power supply has the advantages of compact integral structure, good heat dissipation and convenient observation of the running condition. The low-voltage control loop, the inversion loop and the transformer are separated, the structure is compact, the assembly and wiring are convenient, the anti-interference capability is strong, the operation is stable and reliable, the temperature in the cabinet body is suitable by adopting the heat exchanger device, and the high-voltage inverter is suitable for severe environments with humidity, high temperature and large environmental dust.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a technical field of electrostatic precipitator accessory, especially a totally enclosed self-cooling electrostatic precipitator high frequency power of low temperature operation.
[ background of the invention ]
In recent years, the detection standard of dust in industrial emission is more and more strict, and in order to improve the output efficiency of a power supply, the market has basically reformed a thyristor power frequency phase control power supply into a high-frequency power supply. The high-frequency switching power supply is a development trend of the industry, can provide a voltage waveform which is close to various voltage waveforms from a pure direct current mode to a mode with large pulse amplitude for an electric dust remover, and can quickly extinguish sparks and quickly recover energy of a power plant due to cross current characteristics, so that the most appropriate voltage waveform can be provided according to specific working conditions to improve the dust removal efficiency. Compared with a silicon controlled power supply, the high-frequency switching power supply also has the advantages of high conversion efficiency, small output ripple, small volume, light weight and the like, and is more efficient, more energy-saving, lower in cost and wide in market prospect.
At present, a high-frequency power supply in the market mainly adopts an air cooling mode, a centrifugal fan is used for bringing ambient cold airflow into a cabinet, and hot airflow in the cabinet is pumped away after cold and hot interaction. The existing market high-frequency power supply has no local operating system and mechanical operation parameter display function, and can not meet various working conditions and operation and maintenance conditions.
The existing high-frequency power supply has the following technical defects:
1. the existing design of the high-frequency switching power supply still has the problems of uneven cooling, insufficient sealing performance, poor heat dissipation effect and the like. For example, in a coastal humid environment, devices in the box body are easily corroded, and the devices are seriously aged. In tropical high-temperature areas, the full-bridge inverter and the transformer have large heat productivity, and components are often burnt. The high-frequency power supply technology developed for the severe environment is still deficient, and various improvements are needed.
2. The high-frequency power supply cabinet in the current market does not have an operating system and a visual running parameter display function, and if a remote communication problem occurs, a standby monitoring mode does not exist, and the monitoring capability of a full power supply needs to be further built.
[ Utility model ] content
The utility model aims at solving the problem in the prior art, providing a totally enclosed self-cooling electrostatic precipitator high frequency power of low temperature operation, overall structure is compact, good heat dissipation to be convenient for observe the behavior.
In order to achieve the purpose, the utility model provides a totally enclosed self-cooling electrostatic precipitator high frequency power of low temperature operation, the intelligent cabinet temperature adjusting device comprises a cabinet body to and the transformer of being connected can be dismantled with the cabinet body, the cabinet body includes the main cabinet body, and sets up in the low-voltage control cabinet of the main cabinet body one side, the opposite side of the main cabinet body is equipped with centrifugal fan and heat exchanger device, still install the cabinet door that can open and shut on the main cabinet body, install electrical source controller, inner loop fan and table meter device on the cabinet door of the main cabinet body, the internal contravariant return circuit device that installs of main cabinet, install low-voltage control return circuit device in the low-voltage control cabinet.
Preferably, the inverter circuit device comprises a rectifying device, a direct current filter capacitor and an IGBT device which are arranged at the lower part of the cavity of the main cabinet, and a resonant capacitor and a resonant inductor which are arranged at the top of the cavity of the main cabinet.
Preferably, the IGBT device is provided with an aluminum heat sink.
Preferably, the resonant capacitor is provided with an aluminum radiating fin and is suspended at the top of the cavity of the main cabinet.
Preferably, the low-voltage control circuit device comprises a low-voltage circuit device, a circuit breaker, a contactor, the control transformer and a direct-current power supply.
Preferably, a pre-charging device is further installed in the low-voltage control cabinet.
Preferably, a high-voltage wiring device is further mounted in the main cabinet body.
Preferably, the cabinet door of the main cabinet body is of a double-door structure and comprises an inner cabinet door and an outer cabinet door which are arranged from inside to outside, the inner cabinet door and the outer cabinet door are rotatably connected with the main cabinet body, and the power supply controller, the inner circulation fan and the meter device are all arranged on the inner cabinet door.
Preferably, a cabinet door capable of opening and closing is further arranged on the outer side of the low-voltage control cabinet.
The utility model has the advantages that:
1. the low-voltage control loop, the inversion loop and the transformer are separated, the structure is compact, the assembly and wiring are convenient, the anti-interference capability is strong, the operation is stable and reliable, and the low-voltage control loop and the inversion loop are suitable for severe environments with humidity, high temperature and large environmental dust.
2. Adopt the heat exchanger device to make the internal temperature of cabinet suitable, the mode of vertical installation all can be adopted to main device, can reduce the injury of foreign matter to the device by the at utmost, follows the air flow mechanics simultaneously, more does benefit to the heat dissipation.
3. The low-voltage control cabinet body adopts a double-door structure, and the three-proofing performance of components is excellent;
4. the operating system with the power supply can directly indicate the operating parameters through the mechanical meter device when the system is damaged or communication faults occur, and the specific operating conditions can be conveniently observed.
The features and advantages of the present invention will be described in detail by embodiments with reference to the accompanying drawings.
[ description of the drawings ]
FIG. 1 is a schematic diagram of a high-frequency power supply of a fully-sealed self-cooling electric dust collector operating at low temperature;
FIG. 2 is a front view of the high frequency power supply of the fully sealed self-cooled electric dust collector operating at low temperature;
FIG. 3 is a left side view of the high frequency power supply of the fully sealed self-cooled electrostatic precipitator operating at low temperature;
FIG. 4 is a plan view of the high-frequency power supply of the fully-sealed self-cooling electric dust collector operating at low temperature
[ detailed description ] embodiments
Referring to fig. 1 to 4, the utility model relates to a totally enclosed self-cooling electrostatic precipitator high frequency power of low temperature operation, including the cabinet body 1 to and can dismantle the transformer 10 of being connected with the cabinet body 1, the cabinet body 1 includes the main cabinet body to and set up in the low-voltage control cabinet of the main cabinet body one side, the opposite side of the main cabinet body is equipped with centrifugal fan 7 and heat exchanger device 8, still install the cabinet door 2 that can open and shut on the main cabinet body, install electrical source controller 6, inner loop fan 15 and table meter device 16 on the cabinet door 2 of the main cabinet body, install contravariant return circuit device in the main cabinet body, install low-voltage control return circuit device in the low-voltage control cabinet.
Further, the inverter circuit device comprises a rectifying device 3, a direct current filter capacitor 4 and an IGBT device 5 which are arranged on the lower portion of the cavity of the main cabinet body, and a resonant capacitor 9 and a resonant inductor which are arranged on the top of the cavity of the main cabinet body. An aluminum heat sink is provided to the IGBT device 5. And the resonant capacitor 9 is provided with an aluminum radiating fin and is suspended at the top of the cavity of the main cabinet body.
Further, the low-voltage control loop device comprises a low-voltage loop device 12, a circuit breaker 13, a contactor 14, the control transformer and a direct-current power supply.
Further, a pre-charging device 11 is also installed in the low-voltage control cabinet. And a high-voltage wiring device 17 is also arranged in the main cabinet body.
Further, the cabinet door 2 of the main cabinet body adopts a double-door structure, so that the structural sealing performance is improved, specifically, in this embodiment, the cabinet door 2 of the main cabinet body comprises an inner cabinet door and an outer cabinet door which are arranged from inside to outside, the inner cabinet door and the outer cabinet door are rotatably connected with the main cabinet body, and the power controller 6, the internal circulation fan 15 and the meter device 16 are all installed on the inner cabinet door.
Further, the outer side of the low-voltage control cabinet is also provided with a cabinet door 2 which can be opened and closed.
The utility model discloses the working process:
the utility model relates to a totally enclosed self-cooling electrostatic precipitator high frequency power of low temperature operation, low-voltage control cabinet separately set up with the main cabinet body for the effect of sealed low temperature operation is realized to the inside and outside air current that does not have direct contact of low-voltage control cabinet. The inversion loop in the main cabinet body is arranged at the lower part in the main cabinet body, the inversion loop device and the IGBT device 5 have large heat productivity, and the independent cooling air duct of the main cabinet body is utilized for heat dissipation. The internal circulation fan 15 that adopts of main cabinet carries out the circulation of air current no dead angle, exchanges heat and the main cabinet is external through using efficient heat exchanger device 8, makes the internal and external difference in temperature of main cabinet little. The internal circulation fan 15, the centrifugal fan 7 and the heat exchanger device 8 are combined to achieve the purpose of efficient heat dissipation.
The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.
Claims (9)
1. The utility model provides a totally enclosed self-cooling electrostatic precipitator high frequency power of low temperature operation, includes the cabinet body (1) to and can dismantle transformer (10) of being connected with the cabinet body (1), its characterized in that: the utility model discloses a cabinet, including main cabinet body, cabinet body (1) and set up in the low-voltage control cabinet of main cabinet body one side, the opposite side of the main cabinet body is equipped with centrifugal fan (7) and heat exchanger device (8), still install cabinet door (2) that can open and shut on the main cabinet body, install electrical source controller (6), inner loop fan (15) and table meter device (16) on the cabinet door (2) of the main cabinet body, the internal contravariant return circuit device that installs of main cabinet, install low-voltage control return circuit device in the low-voltage control cabinet.
2. The high-frequency power supply of the fully-sealed self-cooled electric dust remover operated at low temperature as claimed in claim 1, wherein: the inversion loop device comprises a rectifying device (3), a direct current filter capacitor (4) and an IGBT device (5) which are arranged on the lower portion of a cavity of the main cabinet body, and a resonant capacitor (9) and a resonant inductor which are arranged on the top of the cavity of the main cabinet body.
3. The high-frequency power supply of the fully-sealed self-cooled electric dust remover operated at low temperature as claimed in claim 2, wherein: and an aluminum radiating fin is arranged on the IGBT device (5).
4. The high-frequency power supply of the fully-sealed self-cooled electric dust remover operated at low temperature as claimed in claim 2, wherein: and the resonance capacitor (9) is provided with an aluminum radiating fin and is suspended at the top of the cavity of the main cabinet body.
5. The high-frequency power supply of the fully-sealed self-cooled electric dust remover operated at low temperature as claimed in claim 1, wherein: the low-voltage control loop device comprises a low-voltage loop device (12), a circuit breaker (13), a contactor (14), a control transformer and a direct-current power supply.
6. The high-frequency power supply of the fully-sealed self-cooling electric dust remover operated at low temperature as claimed in claim 1, wherein: and a pre-charging device (11) is also arranged in the low-voltage control cabinet.
7. The high-frequency power supply of the fully-sealed self-cooled electric dust remover operated at low temperature as claimed in claim 1, wherein: and a high-voltage wiring device (17) is also arranged in the main cabinet body.
8. The high-frequency power supply of the fully-sealed self-cooled electric dust collector operating at low temperature as claimed in any one of claims 1 to 7, wherein: the cabinet door (2) of the main cabinet body is of a double-door structure and comprises an inner cabinet door and an outer cabinet door which are arranged from inside to outside, the inner cabinet door and the outer cabinet door are rotatably connected with the main cabinet body, and the power controller (6), the internal circulation fan (15) and the meter device (16) are arranged on the inner cabinet door.
9. The high-frequency power supply of the fully-sealed self-cooled electric dust remover operated at low temperature as claimed in claim 1, wherein: and the outer side of the low-voltage control cabinet is also provided with a cabinet door (2) which can be opened and closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220544162.1U CN217445624U (en) | 2022-03-14 | 2022-03-14 | Low-temperature running full-sealed self-cooled high-frequency power supply for electric dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220544162.1U CN217445624U (en) | 2022-03-14 | 2022-03-14 | Low-temperature running full-sealed self-cooled high-frequency power supply for electric dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217445624U true CN217445624U (en) | 2022-09-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220544162.1U Active CN217445624U (en) | 2022-03-14 | 2022-03-14 | Low-temperature running full-sealed self-cooled high-frequency power supply for electric dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217445624U (en) |
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2022
- 2022-03-14 CN CN202220544162.1U patent/CN217445624U/en active Active
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