CN112423558A - Integrated water-air cooling device of high-voltage frequency converter - Google Patents
Integrated water-air cooling device of high-voltage frequency converter Download PDFInfo
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- CN112423558A CN112423558A CN202011365448.5A CN202011365448A CN112423558A CN 112423558 A CN112423558 A CN 112423558A CN 202011365448 A CN202011365448 A CN 202011365448A CN 112423558 A CN112423558 A CN 112423558A
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- air
- transformer cabinet
- communicated
- fixedly connected
- fan
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/20909—Forced ventilation, e.g. on heat dissipaters coupled to components
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/668—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps damping or preventing mechanical vibrations
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20154—Heat dissipaters coupled to components
- H05K7/20163—Heat dissipaters coupled to components the components being isolated from air flow, e.g. hollow heat sinks, wind tunnels or funnels
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/20909—Forced ventilation, e.g. on heat dissipaters coupled to components
- H05K7/20918—Forced ventilation, e.g. on heat dissipaters coupled to components the components being isolated from air flow, e.g. hollow heat sinks, wind tunnels or funnels
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/20927—Liquid coolant without phase change
Abstract
The invention relates to the technical field of industrial cooling, and discloses a high-voltage inverter integrated water-air cooling device which comprises a transformer cabinet and a high-voltage inverter arranged in the transformer cabinet, wherein an L-shaped air inlet pipe is arranged on the outer wall of the lower left side of the transformer cabinet, a plurality of air spraying pipes are fixedly communicated with the inner wall of the L-shaped air inlet pipe, one ends of the air spraying pipes penetrate through the transformer cabinet and are fixedly communicated with an air spraying cover, an L-shaped air outlet pipe is arranged on the outer wall of the upper right side of the transformer cabinet, a plurality of air exhausting pipes are fixedly communicated with the inner wall of the L-shaped air outlet pipe, one ends of the air exhausting pipes penetrate through the transformer cabinet and are fixedly communicated with an air exhausting cover, the side wall of the transformer cabinet is fixedly connected with the same fixed shell through a plurality of connecting rods, and a heat. The invention can greatly improve the heat dissipation performance of the high-voltage frequency converter and ensure the normal use of the high-voltage frequency converter.
Description
Technical Field
The invention relates to the technical field of industrial cooling, in particular to an integrated water-air cooling device of a high-voltage frequency converter.
Background
The frequency converter is an electric energy control device which converts a power frequency power supply into another frequency by utilizing the on-off action of a power semiconductor device.
The patent with the patent publication number of CN 210536500U provides an integrated water-air cooling device of a high-voltage frequency converter, which comprises a transformer cabinet, a heat exchanger, an integrated air cover and a box body, wherein the heat exchanger is positioned in the box body; the transformer cabinet, the integrated fan housing and the box body are connected into a whole, and the heat exchanger is positioned in the box body; the box body is provided with a waterproof shutter, an access door, a line passing hole and a pipeline access, the box body is separated from the transformer cabinet through the waterproof shutter, the access door is positioned on the side surface of the box body, and the line passing hole and the pipeline access are positioned below the box body; be equipped with fan housing access door and suction fan on the integral type fan housing, the suction fan is located the vary voltage cabinet top, and fan housing access door is located integral type fan housing side. The transformer cabinet, the integrated fan housing and the box body are connected into a whole, so that the occupied space is small, the construction amount is small, the material consumption is small, the cost is low and the energy consumption is low;
the patent with the patent publication number of CN 202109610U provides a ventilation cooling device for an electric room of a high-voltage frequency converter, which is characterized by comprising a ventilation window for communicating indoor and outdoor and an air duct for communicating an indoor high-voltage frequency converter cabinet with outdoor, wherein the air duct is provided with a baffle plate for adjusting the ventilation volume in the air duct, the air duct is also provided with a convection window door for communicating the air duct with indoor, and the convection window door is positioned between the baffle plate and the high-voltage frequency converter cabinet;
in patent publication No. CN 206533271U, a cooling device for a high-voltage inverter is proposed, which comprises: the system comprises a water chilling unit, an air-water cooling system and a hot air channel arranged on the top of a high-voltage inverter cabinet; the water chilling unit and the air-water cooling system are both arranged outside the variable frequency chamber, and a circulating water pipeline is communicated between the water chilling unit and the air-water cooling system to realize water circulation; the top of the air-water cooling system is provided with a first air inlet, and the hot air channel is communicated with the first air inlet; the air-water cooling system is provided with a first air outlet which is communicated with a second air inlet arranged at the bottom of the high-voltage frequency converter cabinet; a second air outlet is formed in the top of the high-voltage frequency converter and communicated with the hot air channel, and a detachable filter screen is arranged at the second air inlet;
the above patents suffer from the following disadvantages: the heat dissipation of high-voltage inverter is operated through the forced air cooling, but the temperature that the heat dissipation wind current that blows off all is higher in comparatively hot environment, is difficult to take away the heat that the converter gived off fast, and the heat dispersion of influence high-voltage inverter very is not convenient for in-service use.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, most of heat dissipation of a high-voltage frequency converter is operated through air cooling, but the temperature of heat dissipation air flow blown out in a hot environment is high, heat dissipated by the frequency converter is difficult to take away quickly, the heat dissipation performance of the high-voltage frequency converter is influenced very much, and the high-voltage frequency converter integrated water-air cooling device is inconvenient to use practically.
In order to achieve the purpose, the invention adopts the following technical scheme:
a high-voltage inverter integrated water-air cooling device comprises a transformer cabinet and a high-voltage inverter arranged in the transformer cabinet, wherein an L-shaped air inlet pipe is arranged on the outer wall of the lower left side of the transformer cabinet, a plurality of air injection pipes are fixedly communicated with the inner wall of the L-shaped air inlet pipe, one ends of the air injection pipes penetrate through the transformer cabinet and are fixedly communicated with an air injection cover, an L-shaped air outlet pipe is arranged on the outer wall of the upper right side of the transformer cabinet, a plurality of air exhaust pipes are fixedly communicated with the inner wall of the L-shaped air outlet pipe, one ends of the air exhaust pipes penetrate through the transformer cabinet and are fixedly communicated with an air exhaust cover, the side wall of the transformer cabinet is fixedly connected with the same fixed shell through a plurality of connecting rods, a heat exchanger is fixedly arranged in the fixed shell, the air outlet of the heat exchanger is communicated with the L-shaped air inlet pipe through a communicating pipe, and the, the air outlet of the fan is communicated with the air inlet of the heat exchanger through a communicating pipe, and the air inlet of the fan is communicated with the L-shaped air outlet pipe through the communicating pipe.
Preferably, the four corners of the bottom of the transformer cabinet are fixedly connected with supporting legs.
Preferably, the buffer mechanism comprises a bottom plate fixedly connected to the upper ends of the transformation cabinet and the fixed shell, the upper end of the bottom plate is fixedly connected with the same supporting plate through a plurality of buffer springs, and the supporting plate is fixed to the lower end of the fan.
Preferably, the equal fixedly connected with guide bar in upper end four corners department of bottom plate, the upper end and the fixedly connected with anticreep board of layer board are run through to the upper end of guide bar.
Preferably, the water inlet and the water outlet of the heat exchanger are respectively communicated with the cooling water inlet pipe and the cooling water return pipe.
Preferably, the fan is electrically connected with a power supply of the peripheral equipment through a control switch.
Compared with the prior art, the invention provides an integrated water-air cooling device of a high-voltage frequency converter, which has the following beneficial effects:
1. this high-voltage inverter integral type water-wind cooling device, fan through being equipped with, the fan inhales to form the negative pressure suction power in L shape air-out pipe, and then inhale away the heat fast to the high-voltage inverter department in the vary voltage cabinet through exhaust column and aspirator, and carry to the heat transfer in the heat exchanger, become the cold air stream with the hot-blast stream heat transfer of suction department and carry to in the L shape air-inlet pipe, rethread blast pipe and the blowout of blower housing carry out the rapid cooling to high-voltage inverter outside high-voltage inverter, improvement that can be very big is to high-voltage inverter's heat dispersion, high-voltage inverter's normal use has been guaranteed.
2. This high-voltage inverter integral type water-wind cooling device, through the buffer gear who is equipped with, the vibrations that the fan during operation produced pass through layer board extrusion buffer spring, and the resilience force that utilizes buffer spring deformation to produce advances the vibrations power and cushions the shock attenuation, can carry out effectual buffering shock attenuation protection and avoid the problem that the too big noise of vibrations power is big to the fan.
And the part not involved in the device is the same as the prior art or can be realized by adopting the prior art, the invention can greatly improve the heat dissipation performance of the high-voltage frequency converter and ensure the normal use of the high-voltage frequency converter.
Drawings
Fig. 1 is a schematic structural diagram of an integrated water-air cooling device of a high-voltage inverter according to the present invention;
fig. 2 is a schematic structural diagram of a part a of the integrated water-air cooling device of the high-voltage inverter according to the present invention.
In the figure: the device comprises a pressure changing cabinet 1, a high-voltage frequency converter 2, a 3L-shaped air inlet pipe, a 4-shaped air spraying pipe, a 5-shaped air spraying cover, a 6L-shaped air outlet pipe, a 7-shaped air exhausting pipe, an 8-shaped air exhausting cover, a 9-shaped connecting rod, a 10-shaped fixed shell, a 11-shaped heat exchanger, a 12-shaped fan, a 13-shaped bottom plate, a 14-shaped buffer spring, a 15-shaped supporting plate, a 16-shaped.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Embodiment 1 as shown in fig. 1-2, the integrated water-air cooling device for a high-voltage inverter comprises a transformer cabinet 1 and a high-voltage inverter 2 installed in the transformer cabinet 1, wherein an L-shaped air inlet pipe 3 is arranged on the outer wall of the lower left side of the transformer cabinet 1, a plurality of air injection pipes 4 are fixedly communicated with the inner wall of the L-shaped air inlet pipe 3, one ends of the air injection pipes 4 penetrate into the transformer cabinet 1 and are fixedly communicated with an air injection hood 5, an L-shaped air outlet pipe 6 is arranged on the outer wall of the upper right side of the transformer cabinet 1, a plurality of air exhaust pipes 7 are fixedly communicated with the inner wall of the L-shaped air outlet pipe 6, one ends of the air exhaust pipes 7 penetrate into the transformer cabinet 1 and are fixedly communicated with an air exhaust hood 8, the side wall of the transformer cabinet 1 is fixedly connected with a same fixed shell 10 through a plurality of connecting rods 9, a heat exchanger 11 is fixedly arranged in the fixed shell 10, the air outlet of the heat exchanger 11 is communicated with the L-shaped air, an air outlet of the fan 12 is communicated with an air inlet of the heat exchanger 11 through a communicating pipe, and an air inlet of the fan 12 is communicated with the L-shaped air outlet pipe 6 through the communicating pipe.
Embodiment 3 is based on embodiment 1 and is shown in fig. 2, and its buffer mechanism includes a bottom plate 13 fixedly connected to the upper ends of the transformer cabinet 1 and the fixed shell 10, the upper end of the bottom plate 13 is fixedly connected to the same supporting plate 15 through a plurality of buffer springs 14, and the supporting plate 15 is fixed to the lower end of the fan 12.
Embodiment 4 is based on embodiment 2, as shown in fig. 2, four corners of the upper end of the bottom plate 13 of the embodiment are fixedly connected with guide rods 16, and the upper ends of the guide rods 16 penetrate through the upper end of the supporting plate 15 and are fixedly connected with retaining plates 17.
Embodiment 5 is based on embodiment 1 and is shown in fig. 1, and a water inlet and a water outlet of a heat exchanger 11 of the device are respectively communicated with a cooling water inlet pipe and a cooling water return pipe.
Embodiment 6 is based on embodiment 1 and is shown in fig. 1, and its fan 12 is electrically connected to the external power supply through the control switch.
Embodiment 7 as shown in fig. 1-2, the integrated water-air cooling device of high-voltage inverter comprises a transformer cabinet 1 and a high-voltage inverter 2 installed in the transformer cabinet 1, and is characterized in that an L-shaped air inlet pipe 3 is arranged on the outer wall of the lower left side of the transformer cabinet 1, a plurality of air injection pipes 4 are fixedly communicated with the inner wall of the L-shaped air inlet pipe 3, one ends of the air injection pipes 4 penetrate into the transformer cabinet 1 and are fixedly communicated with an air injection hood 5, an L-shaped air outlet pipe 6 is arranged on the outer wall of the upper right side of the transformer cabinet 1, a plurality of air exhaust pipes 7 are fixedly communicated with the inner wall of the L-shaped air outlet pipe 6, one ends of the air exhaust pipes 7 penetrate into the transformer cabinet 1 and are fixedly communicated with an air exhaust hood 8, the side wall of the transformer cabinet 1 is fixedly connected with a same fixed shell 10 through a plurality of connecting rods 9, a heat exchanger 11 is fixedly arranged in the fixed shell 10, the, the upper ends of the variable voltage cabinet 1 and the fixed shell 10 are fixedly connected with a fan 12 through a buffer mechanism, an air outlet of the fan 12 is communicated with an air inlet of the heat exchanger 11 through a communicating pipe, and an air inlet of the fan 12 is communicated with an L-shaped air outlet pipe 6 through a communicating pipe;
equal fixedly connected with supporting leg in bottom four corners department of vary voltage cabinet 1, buffer gear includes bottom plate 13 of fixed connection in vary voltage cabinet 1 and set casing 10 upper end, the same layer board 15 of 14 fixedly connected with of a plurality of buffer spring is passed through to the upper end of bottom plate 13, the lower extreme at fan 12 is fixed to layer board 15, the equal fixedly connected with guide bar 16 in upper end four corners department of bottom plate 13, the upper end and the fixedly connected with anticreep board 17 of layer board 15 are run through to the upper end of guide bar 16, the water inlet and the delivery port of heat exchanger 11 communicate with cooling water inlet tube and cooling water wet return respectively, fan 12 passes through control switch and the power electric connection of.
Compared with the prior art that the heat dissipation of the high-voltage frequency converter is operated through air cooling, the temperature of the heat dissipation air flow blown out in a relatively hot environment is high, the heat dissipated by the frequency converter is difficult to take away quickly, the heat dissipation performance of the high-voltage frequency converter is affected very much, and the practical use is inconvenient.
In the invention, when in use, the fan 12 sucks air into the L-shaped air outlet pipe 6 to form negative pressure suction force through the arranged fan 12, further rapidly absorbs heat to the high-voltage frequency converter 2 in the transformer cabinet 1 through the exhaust pipe 7 and the exhaust hood 8, and the heat is transferred into a heat exchanger 11 for heat exchange, the hot air flow at the suction position is transferred into a cold air flow and is transferred into an L-shaped air inlet pipe 3, and then the cold air flow is sprayed out of the high-voltage frequency converter 2 through a spray pipe 4 and a spray hood 5 for rapid cooling and cooling of the high-voltage frequency converter 2, so that the heat dissipation performance of the high-voltage frequency converter 2 can be greatly improved, the normal use of the high-voltage frequency converter 2 is ensured, through the buffer gear who is equipped with, the vibrations that fan 12 during operation produced extrude buffer spring 14 through layer board 15, and the resilience force that utilizes buffer spring 14 deformation to produce advances the vibration power and cushions the shock attenuation, can carry out effectual buffering shock attenuation protection and avoid the big problem of the too big noise of vibration power to fan 12.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. A high-voltage inverter integrated water-air cooling device comprises a transformer cabinet (1) and a high-voltage inverter (2) arranged in the transformer cabinet (1), and is characterized in that an L-shaped air inlet pipe (3) is arranged on the outer wall of the lower left side of the transformer cabinet (1), a plurality of air injection pipes (4) are fixedly communicated with the inner wall of the L-shaped air inlet pipe (3), one ends of the air injection pipes (4) penetrate through the transformer cabinet (1) and are fixedly communicated with an air injection cover (5), an L-shaped air outlet pipe (6) is arranged on the outer wall of the upper right side of the transformer cabinet (1), a plurality of air exhaust pipes (7) are fixedly communicated with the inner wall of the L-shaped air outlet pipe (6), one ends of the air exhaust pipes (7) penetrate through the transformer cabinet (1) and are fixedly communicated with an air exhaust cover (8), the side wall of the transformer cabinet (1) is fixedly connected with the same fixed shell (10) through a plurality of connecting rods (, the heat exchanger (11) is fixedly arranged in the fixed shell (10), the air outlet of the heat exchanger (11) is communicated with the L-shaped air inlet pipe (3) through a communicating pipe, the upper ends of the transformer cabinet (1) and the fixed shell (10) are fixedly connected with a fan (12) through a buffer mechanism, the air outlet of the fan (12) is communicated with the air inlet of the heat exchanger (11) through the communicating pipe, and the air inlet of the fan (12) is communicated with the L-shaped air outlet pipe (6) through the communicating pipe.
2. The integrated water-wind cooling device of the high-voltage frequency converter according to claim 1, wherein the four corners of the bottom of the transformer cabinet (1) are fixedly connected with supporting legs.
3. The integrated water-air cooling device of the high-voltage frequency converter according to claim 1, wherein the buffering mechanism comprises a bottom plate (13) fixedly connected to the upper ends of the transformer cabinet (1) and the fixing shell (10), the upper end of the bottom plate (13) is fixedly connected with a same supporting plate (15) through a plurality of buffering springs (14), and the supporting plate (15) is fixed to the lower end of the fan (12).
4. The integrated water-wind cooling device of the high-voltage frequency converter according to claim 3, wherein the four corners of the upper end of the bottom plate (13) are fixedly connected with guide rods (16), and the upper ends of the guide rods (16) penetrate through the upper end of the supporting plate (15) and are fixedly connected with anti-dropping plates (17).
5. The integrated water-wind cooling device of the high-voltage frequency converter according to claim 1, wherein a water inlet and a water outlet of the heat exchanger (11) are respectively communicated with a cooling water inlet pipe and a cooling water return pipe.
6. The integrated water-air cooling device of the high-voltage frequency converter according to claim 1, wherein the fan (12) is electrically connected with an external power supply through a control switch.
7. The integrated water-air cooling device of the high-voltage frequency converter comprises a transformer cabinet (1) and the high-voltage frequency converter (2) arranged in the transformer cabinet (1), and is characterized in that an L-shaped air inlet pipe (3) is arranged on the outer wall of the lower left side of the transformer cabinet (1), a plurality of air injection pipes (4) are fixedly communicated with the inner wall of the L-shaped air inlet pipe (3), one ends of the air injection pipes (4) penetrate through the transformer cabinet (1) and are fixedly communicated with an air injection cover (5), an L-shaped air outlet pipe (6) is arranged on the outer wall of the upper right side of the transformer cabinet (1), a plurality of air exhaust pipes (7) are fixedly communicated with the inner wall of the L-shaped air outlet pipe (6), one ends of the air exhaust pipes (7) penetrate through the transformer cabinet (1) and are fixedly communicated with an air exhaust cover (8), the side wall of the transformer cabinet (1) is fixedly connected with the same fixed shell (10) through a plurality of connecting rods (9), a heat exchanger (11) is fixedly arranged in the fixed shell (10), an air outlet of the heat exchanger (11) is communicated with the L-shaped air inlet pipe (3) through a communicating pipe, the upper ends of the variable voltage cabinet (1) and the fixed shell (10) are fixedly connected with a fan (12) through a buffer mechanism, an air outlet of the fan (12) is communicated with an air inlet of the heat exchanger (11) through the communicating pipe, and an air inlet of the fan (12) is communicated with the L-shaped air outlet pipe (6) through the communicating pipe;
the equal fixedly connected with supporting leg in bottom four corners department of vary voltage cabinet (1), buffer gear includes bottom plate (13) of fixed connection in vary voltage cabinet (1) and set casing (10) upper end, the upper end of bottom plate (13) is through the same layer board (15) of a plurality of buffer spring (14) fixedly connected with, the lower extreme at fan (12) is fixed in layer board (15), the equal fixedly connected with guide bar (16) in upper end four corners department of bottom plate (13), the upper end and the fixedly connected with anticreep board (17) of layer board (15) are run through to the upper end of guide bar (16), the water inlet and the delivery port of heat exchanger (11) communicate with cooling water inlet tube and cooling water return pipe respectively, fan (12) are through control switch and the power electric connection of peripheral hardware.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011365448.5A CN112423558A (en) | 2020-11-28 | 2020-11-28 | Integrated water-air cooling device of high-voltage frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011365448.5A CN112423558A (en) | 2020-11-28 | 2020-11-28 | Integrated water-air cooling device of high-voltage frequency converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112423558A true CN112423558A (en) | 2021-02-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011365448.5A Withdrawn CN112423558A (en) | 2020-11-28 | 2020-11-28 | Integrated water-air cooling device of high-voltage frequency converter |
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| Country | Link |
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| CN (1) | CN112423558A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113613426A (en) * | 2021-07-29 | 2021-11-05 | 泰州市欣源仪表有限公司 | Automatic electrical control box capable of rapidly evacuating internal heat |
-
2020
- 2020-11-28 CN CN202011365448.5A patent/CN112423558A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113613426A (en) * | 2021-07-29 | 2021-11-05 | 泰州市欣源仪表有限公司 | Automatic electrical control box capable of rapidly evacuating internal heat |
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Application publication date: 20210226 |