CN219761718U - Vertical pipeline cooling device of high-voltage frequency converter - Google Patents
Vertical pipeline cooling device of high-voltage frequency converter Download PDFInfo
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- CN219761718U CN219761718U CN202320037252.6U CN202320037252U CN219761718U CN 219761718 U CN219761718 U CN 219761718U CN 202320037252 U CN202320037252 U CN 202320037252U CN 219761718 U CN219761718 U CN 219761718U
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- 238000001816 cooling Methods 0.000 title claims abstract description 56
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 83
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 38
- 229910052757 nitrogen Inorganic materials 0.000 claims description 15
- 229910001873 dinitrogen Inorganic materials 0.000 claims description 10
- 230000001502 supplementing effect Effects 0.000 claims description 10
- 239000001307 helium Substances 0.000 claims description 6
- 229910052734 helium Inorganic materials 0.000 claims description 6
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 5
- 230000000087 stabilizing effect Effects 0.000 claims description 5
- 239000000498 cooling water Substances 0.000 abstract description 10
- 230000008859 change Effects 0.000 abstract description 7
- 230000017525 heat dissipation Effects 0.000 abstract description 7
- 239000002826 coolant Substances 0.000 description 13
- 150000002500 ions Chemical class 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 206010015866 Extravasation Diseases 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 230000036251 extravasation Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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- Cooling Or The Like Of Electrical Apparatus (AREA)
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Abstract
The device comprises a cooled device outlet pipeline module, a pump inlet pipeline module, a water pump module, a pump outlet pipeline module, an electric three-way valve module, a main filter pipeline module, an instrument pipeline module and a cooled device inlet pipeline module which are sequentially connected through pipelines to form a main circulation loop, wherein the cooled device outlet pipeline module is connected with an external water outlet pipeline of the frequency converter, and the cooled device inlet pipeline module is connected with an external water inlet pipeline of the frequency converter; the water inlet and outlet pipeline bracket of the second cooled device fixes the water inlet and outlet pipeline on a side plate of the standard mechanical box module; the utility model can provide stable flow, the temperature of the cooling water inlet valve is basically stable, the temperature of the cooling water inlet valve cannot rise suddenly, the vertical pipeline cooling device of the high-voltage frequency converter can track the heat load change of the frequency converter through the water cooling heat dissipation capacity, the temperature of the cooling water inlet valve is stable within a set range, and reliable guarantee is provided for the stable operation of the frequency converter.
Description
Technical Field
The utility model relates to the technical field of cooling devices, in particular to a vertical pipeline cooling device of a high-voltage frequency converter.
Background
The frequency converter is a device for adjusting the power of a motor to achieve the purposes of energy saving and electricity saving, and mainly comprises rectification (alternating current-to-direct current), filtering, inversion (direct current-to-alternating current), a braking unit, a driving unit, a detection unit, a micro-processing unit and the like, wherein the frequency converter adjusts the voltage and the frequency of an output power supply by switching on and off an internal IGBT, provides the required power supply voltage according to the actual requirement of the motor, further achieves the purposes of energy saving and speed regulation, and has a plurality of protection functions such as overcurrent, overvoltage, overload protection and the like. Along with the continuous improvement of the industrial automation degree, the frequency converter is also widely applied.
The frequency converter will generate a lot of heat during operation, and its cooling problem seriously affects the performance and reliability of the device. Therefore, an efficient heat dissipation method must be employed. The cooling device provides good heat dissipation conditions for the operation of the frequency converter, so that the frequency converter and the cooling medium perform heat exchange and discharge heat, the frequency converter safely and normally operates, and the cooling device used by the high-voltage frequency converter in the prior art has the problems of unstable heat dissipation effect and overlarge volume.
Disclosure of Invention
In order to solve the defects in the prior art, the utility model provides the vertical pipeline cooling device for the high-voltage frequency converter, which provides reliable guarantee for the stable operation of the frequency converter, is more compact in arrangement in the device and reduces the whole occupied area of the device.
The utility model adopts the following technical scheme.
The utility model provides a vertical pipeline cooling device of high-pressure frequency converter, includes water pump module, pump inlet pipeline module, pump outlet pipeline module, electronic three-way valve module, main filter pipeline module, instrument pipeline module, cooled device inlet pipeline module, cooled device outlet pipeline module and frame system;
the device to be cooled outlet pipeline module, the pump inlet pipeline module, the water pump module, the pump outlet pipeline module, the electric three-way valve module, the main filter pipeline module, the instrument pipeline module and the device to be cooled inlet pipeline module are sequentially connected through pipelines to form a main circulation loop, the device to be cooled outlet pipeline module is connected with an external water outlet pipeline of the frequency converter, and the device to be cooled inlet pipeline module is connected with an external water inlet pipeline of the frequency converter;
the frame system comprises a standard mechanical box module and a second cooled device water inlet and outlet pipeline support, wherein the second cooled device water inlet and outlet pipeline support fixes the water inlet and outlet pipeline on a side plate of the standard mechanical box module, and the water inlet and outlet pipeline is perpendicular to a bottom plate of the standard mechanical box module.
Preferably, the frame system further comprises a pump switching module, a pump pipeline bracket, an electric three-way valve bracket, a first air-dispersing and plate-changing water inlet and outlet pipeline bracket, a first cooled device water inlet and outlet pipeline bracket, a second air-dispersing and plate-changing water inlet and outlet pipeline bracket, an electric ball valve mounting bracket and a helium bottle bracket module;
the pump switching module is used for fixing the water pump module on the standard mechanical box module through bolts, the pump pipeline support is used for fixing the pump inlet pipeline module and the pump outlet pipeline module on the standard mechanical box module through bolts, the electric three-way valve support is used for fixing the electric three-way valve module on the standard mechanical box module through bolts, and the first air-cooling and plate-exchanging water inlet and outlet pipeline support, the first air-cooling device water inlet and outlet pipeline support and the second air-cooling device water inlet and outlet pipeline support are used for fixing pipelines on the standard mechanical box module through bolts, and the electric ball valve mounting support and the electric ball valve bottle support module are mounted and fixed on the standard mechanical box module through bolts.
Preferably, the water treatment system comprises a water supplementing pipeline module, a buckling hose module and an ion tank module which are sequentially connected, and an outlet of the water supplementing pipeline module is connected with an inlet of the instrument pipeline module.
Preferably, the system further comprises a non-electric quantity meter module;
the non-electric quantity instrument module is connected with the water supplementing pipeline module.
Preferably, the nitrogen gas pressure stabilizing system comprises a nitrogen gas cylinder, a nitrogen gas pipeline module, a nitrogen gas buffer tank and a pipeline module which are sequentially connected, and an outlet of the nitrogen gas buffer tank and an outlet of the pipeline module are connected with an inlet of the pump inlet pipeline module.
Preferably, the outlet of the ion tank module is connected with the nitrogen buffer tank and the pipeline module.
Preferably, the water pump module is formed by connecting two water pumps in parallel.
Preferably, the device further comprises an external cooling inlet pipeline module;
the external cooling inlet pipeline module is connected with the electric three-way valve module.
Preferably, the device further comprises an external cooling outlet pipeline module;
the external cooling outlet pipeline module is connected with the main filter pipeline module.
Preferably, the system further comprises an electric quantity meter module;
the electric quantity instrument module is connected to the inlet pipeline module of the cooled device.
Compared with the prior art, the cooling device provided by the utility model can provide stable flow, effectively cool, the temperature of the cooling water inlet valve is basically stable, the temperature of the cooling water inlet valve can not rise and drop suddenly, the vertical pipeline cooling device of the high-voltage frequency converter can track the heat load change of the frequency converter through the water cooling heat dissipation capacity, the temperature of the cooling water inlet valve is stabilized in a set range, reliable guarantee is provided for the stable operation of the frequency converter, the water inlet pipeline is closely attached to the side plate, the arrangement mode can save the space in the device, the arrangement in the device is more compact, the occupied area of the pipeline at the bottom of the device is reduced, and the whole occupied area of the device is reduced.
Drawings
FIG. 1 is a schematic diagram of a vertical pipeline cooling device for a high-voltage inverter;
fig. 2 is a schematic diagram of a capping structure of a vertical pipeline cooling device of a high-voltage inverter according to the present utility model;
FIG. 3 is a schematic diagram of the internal structure of a vertical pipeline cooling device for a high-voltage inverter according to the present utility model;
1-a water pump module; 2-a pump switching module; 3-standard mechanical box modules; 4-a pump inlet line module; 5-pump outlet line module; 6-an electric three-way valve module; 7-a main filter line module; 8-an instrument pipeline module; 9-a cooled device inlet piping module; 10-cooled device outlet piping module; 11-an external cooling inlet pipeline module; 12-an external cooling outlet pipeline module; 13-a nitrogen buffer tank and a pipeline module; 14-an ion tank module; 15-a water supplementing pipeline module; 16-crimping the hose module; 17-nitrogen pipeline module; 18-pump line bracket; 19-an electric three-way valve bracket; 20-a first air diffuser and a plate change water inlet and outlet pipeline bracket; 21-a first cooled device water inlet and outlet pipeline bracket; 22-a second air diffuser and a plate change water inlet and outlet pipeline bracket; 23-a second cooled device water inlet and outlet pipeline bracket; 25-an electric ball valve mounting bracket; 26-helium bottle holder module; 27-an electrical meter module; 28-a non-electrical meter module; 30-nitrogen cylinder.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The described embodiments of the utility model are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art without inventive faculty, are within the scope of the utility model, based on the spirit of the utility model.
As shown in fig. 1, 2 and 3, the vertical pipeline cooling device of the high-voltage frequency converter comprises a cooled device outlet pipeline module 10, a pump inlet pipeline module 4, a water pump module 1, a pump outlet pipeline module 5, an electric three-way valve module 6, a main filter pipeline module 7, an instrument pipeline module 8 and a cooled device inlet pipeline module 9;
the cooled device outlet pipeline module 10, the pump inlet pipeline module 4, the water pump module 1, the pump outlet pipeline module 5, the electric three-way valve module 6, the main filter pipeline module 7, the instrument pipeline module 8 and the cooled device inlet pipeline module 9 are sequentially connected through pipelines to form a main circulation loop. The vertical pipeline cooling device of the high-voltage frequency converter further comprises a water treatment system, wherein the water treatment system comprises a water supplementing pipeline module 15, a buckling hose module 16 and an ion tank module 14 which are sequentially connected, and an outlet of the ion tank module 14 is connected with a nitrogen buffer tank and a pipeline module 13. In order to meet the use requirement of high-power electronic equipment under the high-voltage condition and prevent leakage current from generating under the high-voltage environment, the cooling medium must have extremely low conductivity. The water treatment system is connected in parallel to the main circulation loop. The cooling medium with a preset certain flow flows through the ion tank, and ions possibly precipitated in the purifying pipeline are merged with the cooling medium of the main circulation loop at the inlet of the main circulation pump through the buffer tank.
The vertical pipeline cooling device of the high-voltage frequency converter further comprises a nitrogen pressure stabilizing system, the nitrogen pressure stabilizing system comprises a nitrogen cylinder 30, a nitrogen pipeline module 17, a nitrogen buffer tank and a pipeline module 13 which are connected in sequence, and an outlet of the nitrogen buffer tank and the pipeline module 13 is connected with an inlet of the pump inlet pipeline module 4. The nitrogen pressure stabilizing system connected with the buffer tank keeps the system pipeline full of cooling medium and isolates air. The buffer tank can buffer the capacity change of the cooling water due to the temperature change. The top of the buffer tank is filled with high-purity nitrogen with stable pressure, and when the cooling medium is lost due to a small amount of extravasation or electrolysis, the nitrogen automatically expands to press the cooling medium into the circulating pipeline system so as to keep the pressure of the pipeline constant and fill the cooling medium.
The water pump module 1 is formed by connecting two water pumps in parallel. The two circulating water pumps can be used for one time, so that the standby of one pump is prevented when the pump fails.
The device further comprises an external cooling inlet pipeline module 11, and the external cooling inlet pipeline module 11 is connected with the third end of the electric three-way valve module 6.
Also included is an external cooling outlet line module 12, said external cooling outlet line module 12 being connected to the inlet of the main filter line module 7.
And the inlet of the instrument pipeline module 8 is connected with the outlet of the water supplementing pipeline module 15.
The high-voltage frequency converter vertical pipeline cooling device further comprises a frame system, wherein the frame system comprises a pump switching module 2, a standard mechanical box module 3, a pump pipeline bracket 18, an electric three-way valve bracket 19, a first air-dispersing and plate-changing water inlet and outlet pipeline bracket 20, a first cooled device water inlet and outlet pipeline bracket 21, a second air-dispersing and plate-changing water inlet and outlet pipeline bracket 22, a second cooled device water inlet and outlet pipeline bracket 23, an electric ball valve mounting bracket 25 and a helium bottle bracket module 26;
the pump switching module 2 fixes the water pump module 1 on the standard mechanical box module 3 through bolts, the pump pipeline bracket 18 fixes the pump inlet pipeline module 4 and the pump outlet pipeline module 5 on the standard mechanical box module 3 through bolts, the electric three-way valve bracket 19 fixes the electric three-way valve module 6 on the standard mechanical box module 3 through bolts, and the first air-cooled device water inlet and outlet pipeline bracket 20, the first cooled device water inlet and outlet pipeline bracket 21 and the second air-cooled device water inlet and outlet pipeline bracket 22 fix pipelines on the standard mechanical box module 3 through bolts, and the electric ball valve mounting bracket 25 and the helium bottle bracket module 26 are mounted and fixed on the standard mechanical box module 3 through bolts;
the second cooled device water inlet and outlet pipeline bracket 23 fixes the water inlet and outlet pipeline on the side plate of the standard mechanical box module 3, and the water inlet and outlet pipeline is perpendicular to the bottom plate of the standard mechanical box module 3, so that the arrangement mode can save the space inside the device and reduce the floor area of the pipeline at the bottom of the standard mechanical box module 3, thereby reducing the overall floor area of the device and ensuring that the arrangement in the device is more compact.
The electric quantity meter module 27 is connected to the cooled device inlet pipeline module 9.
The non-electricity meter module 28 is connected to the water supplementing pipeline module 15.
The cooled device outlet pipeline module 10 is connected with an external water outlet pipeline of the frequency converter, and the cooled device inlet pipeline module 9 is connected with an external water inlet pipeline of the frequency converter.
When the frequency converter is cooled, the cooling medium flows out of the frequency converter, after the pressure is increased by the main circulating pump, the cooling medium with constant pressure and flow rate continuously flows out to exchange heat through the external cooling system, after heat dissipation, the cooling medium is supplied to the cooled device again to exchange heat, closed reciprocating circulation is carried out, and the valve position of the electric three-way valve is regulated, so that the flow of the cooling medium entering the heat exchanger is controlled, and the aim of accurately controlling the temperature of the cooling medium is fulfilled.
Compared with the prior art, the cooling device provided by the utility model can provide stable flow, effectively cool, the temperature of the cooling water inlet valve is basically stable, the temperature of the cooling water inlet valve can not rise and drop suddenly, the vertical pipeline cooling device of the high-voltage frequency converter can track the heat load change of the frequency converter through the water cooling heat dissipation capacity, the temperature of the cooling water inlet valve is stabilized in a set range, reliable guarantee is provided for the stable operation of the frequency converter, the water inlet pipeline and the water outlet pipeline are closely attached to the side plate of the cooling device, the arrangement mode can save the space inside the device, the arrangement in the device is more compact, the occupied area of the pipeline at the bottom of the device is reduced, and the whole occupied area of the device is reduced.
Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the above embodiments, it should be understood by those skilled in the art that: modifications and equivalents may be made to the specific embodiments of the utility model without departing from the spirit and scope of the utility model, which is intended to be covered by the claims.
Claims (10)
1. A vertical pipeline cooling device of a high-voltage frequency converter is characterized in that:
the device comprises a water pump module (1), a pump inlet pipeline module (4), a pump outlet pipeline module (5), an electric three-way valve module (6), a main filter pipeline module (7), an instrument pipeline module (8), a cooled device inlet pipeline module (9), a cooled device outlet pipeline module (10) and a frame system;
the device to be cooled outlet pipeline module (10), the pump inlet pipeline module (4), the water pump module (1), the pump outlet pipeline module (5), the electric three-way valve module (6), the main filter pipeline module (7), the instrument pipeline module (8) and the device to be cooled inlet pipeline module (9) are sequentially connected through pipelines to form a main circulation loop, the device to be cooled outlet pipeline module (10) is connected with an external water outlet pipeline of the frequency converter, and the device to be cooled inlet pipeline module (9) is connected with an external water inlet pipeline of the frequency converter;
the frame system comprises a standard mechanical box module (3) and a second cooled device water inlet and outlet pipeline support (23), wherein the second cooled device water inlet and outlet pipeline support (23) is used for fixing a water inlet and outlet pipeline on a side plate of the standard mechanical box module (3), and the water inlet and outlet pipeline is perpendicular to a bottom plate of the standard mechanical box module (3).
2. The high voltage inverter vertical type pipeline cooling device according to claim 1, wherein:
the frame system further comprises a pump switching module (2), a pump pipeline bracket (18), an electric three-way valve bracket (19), a first air-dispersing and plate-changing water inlet and outlet pipeline bracket (20), a first cooled device water inlet and outlet pipeline bracket (21), a second air-dispersing and plate-changing water inlet and outlet pipeline bracket (22), an electric ball valve mounting bracket (25) and a helium bottle bracket module (26);
the pump switching module (2) is used for fixing the water pump module (1) on the standard mechanical box module (3) through bolts, the pump pipeline support (18) is used for fixing the pump inlet pipeline module (4) and the pump outlet pipeline module (5) on the standard mechanical box module (3) through bolts, the electric three-way valve support (19) is used for fixing the electric three-way valve module (6) on the standard mechanical box module (3) through bolts, the first air-cooling and plate-exchanging water inlet and outlet pipeline support (20), the first air-cooling device water inlet and outlet pipeline support (21) and the second air-cooling device water inlet and outlet pipeline support (22) are used for fixing pipelines on the standard mechanical box module (3) through bolts, and the electric ball valve mounting support (25) and the helium bottle support module (26) are mounted and fixed on the standard mechanical box module (3) through bolts.
3. The high voltage inverter vertical type pipeline cooling device according to claim 1, wherein:
the water treatment system comprises a water supplementing pipeline module (15), a buckling hose module (16) and an ion tank module (14) which are sequentially connected, and an outlet of the water supplementing pipeline module (15) is connected with an inlet of the instrument pipeline module (8).
4. A high voltage inverter vertical type pipeline cooling device as claimed in claim 3, wherein:
further comprising a non-electrical meter module (28);
the non-electric quantity meter module (28) is connected with the water supplementing pipeline module (15).
5. A high voltage inverter vertical type pipeline cooling device as claimed in claim 3, wherein:
the nitrogen gas pressure stabilizing system comprises a nitrogen gas cylinder (30), a nitrogen gas pipeline module (17), a nitrogen gas buffer tank and a pipeline module (13) which are sequentially connected, wherein the outlet of the nitrogen gas buffer tank and the pipeline module (13) is connected with the inlet of the pump inlet pipeline module (4).
6. The vertical pipeline cooling device for a high-voltage frequency converter according to claim 5, wherein:
the outlet of the ion tank module (14) is connected with the nitrogen buffer tank and the pipeline module (13).
7. The high voltage inverter vertical type pipeline cooling device according to claim 1, wherein:
the water pump module (1) is characterized in that two water pumps are connected in parallel.
8. The high voltage inverter vertical type pipeline cooling device according to claim 1, wherein: the device also comprises an external cooling inlet pipeline module (11);
the external cooling inlet pipeline module (11) is connected with the electric three-way valve module (6).
9. The high voltage inverter vertical type pipeline cooling device according to claim 1, wherein:
also comprises an external cooling outlet pipeline module (12);
the external cooling outlet pipeline module (12) is connected with the main filter pipeline module (7).
10. The high voltage inverter vertical type pipeline cooling device according to claim 1, wherein:
also comprises a power meter module (27);
the electric quantity meter module (27) is connected with the cooled device inlet pipeline module (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320037252.6U CN219761718U (en) | 2023-01-06 | 2023-01-06 | Vertical pipeline cooling device of high-voltage frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320037252.6U CN219761718U (en) | 2023-01-06 | 2023-01-06 | Vertical pipeline cooling device of high-voltage frequency converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219761718U true CN219761718U (en) | 2023-09-26 |
Family
ID=88089463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320037252.6U Active CN219761718U (en) | 2023-01-06 | 2023-01-06 | Vertical pipeline cooling device of high-voltage frequency converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219761718U (en) |
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2023
- 2023-01-06 CN CN202320037252.6U patent/CN219761718U/en active Active
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