CN201869085U - Pump cabinet for water cooling device of explosion-proof frequency converter - Google Patents
Pump cabinet for water cooling device of explosion-proof frequency converter Download PDFInfo
- Publication number
- CN201869085U CN201869085U CN2010205967988U CN201020596798U CN201869085U CN 201869085 U CN201869085 U CN 201869085U CN 2010205967988 U CN2010205967988 U CN 2010205967988U CN 201020596798 U CN201020596798 U CN 201020596798U CN 201869085 U CN201869085 U CN 201869085U
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- CN
- China
- Prior art keywords
- explosion
- pump
- proof
- frequency converter
- pump rack
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 58
- 238000001816 cooling Methods 0.000 title claims abstract description 23
- 239000007788 liquid Substances 0.000 claims description 18
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 239000012530 fluid Substances 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000012809 cooling fluid Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a pump cabinet for a water cooling device of an explosion-proof frequency converter, which comprises a cabinet body and a cabinet internal assembly, wherein the cabinet internal assembly of the pump cabinet comprises at least one explosion-proof water pump, a pressure switch connected to the output end of the explosion-proof water pump, a pressure gauge connected to the output end of the explosion-proof water pump, a temperature adjusting valve connected between the explosion-proof water pump and a heat exchanger, a deionizer connected to the output end of the temperature adjusting valve, two filters which are respectively connected to two ends of the deionizer, a high-level water tank and a flow meter connected to the output end of the pump cabinet, wherein an upper interface of the high-level water tank is connected with the deionizer; a lower interface of the high-level water tank is connected with the input end of the explosion-proof water pump; the high-level water tank is arranged at the uppermost part of the pump cabinet; and the explosion-proof water pump is arranged at the bottom of the pump cabinet. According to the technical scheme of the utility model, by adopting the explosion-proof water pump and an intrinsic safe power supply, the service requirement of the explosion-proof environment can be met and a reliable and stable cooling power source can be provided for the explosion-proof frequency converter.
Description
Technical field
The utility model relates to a kind of pump rack of supplying with the water cooling plant cooling fluid, especially a kind of pump rack that is used for the explosion-proof frequency converter water cooling plant.
Background technology
Explosion-proof frequency converter is applied to have under the coal mine in the environment of damp, and the basic functional principle of frequency converter is that the power frequency supply with fixed frequency is transformed to the continuously adjustable power supply of frequency by rectification, inversion.The core devices of frequency converter work is a power cell, and power cell is to be made of several SGCT or IGBT module.Frequency converter is in running, and SGCT or IGBT module can produce a large amount of heats, if untimely the heat that produces is derived in the housing of frequency converter, frequency converter can be because overheated newspaper fault or out of service.Therefore, the heat dissipation technology of frequency converter is very crucial, especially has the high voltage converter of explosion-resistant enclosure---and be high-voltage explosion-proof frequency converter.
The heat dissipation technology of explosion-proof frequency converter adopts water cooling method, and the parts of water-cooling comprise aerial cooler and circulating fluid power source, the circulating fluid power source---and be the pump rack, main effect is to provide stable, reliable circulating fluid to aerial cooler.The flow velocity of discrepancy pump rack circulation fluid and the ion concentration decision cooling effect and the insulation property of circulation fluid.And the structure of pump rack is direct with the influence of forming above-mentioned two problems.
Summary of the invention
Technical problem to be solved in the utility model is that the water cooling plant for high-voltage explosion-proof frequency converter provides stable, reliable circulating fluid.
In order to solve the problems of the technologies described above, the utility model provides a kind of pump rack that is used for the explosion-proof frequency converter water cooling plant, comprise cabinet and cabinet inner assembly, this pump rack cabinet inner assembly is by at least one flame proof water pump, a pressure switch that is connected flame proof water pump output, a Pressure gauge that is connected flame proof water pump output, a temperature control valve (TCV) that is connected between flame proof water pump and the heat exchanger, a deionizer that is connected described temperature control valve (TCV) output, two filters that are connected to described deionizer two ends, an elevated tank and a flowmeter that is connected pump rack output constitute the sub-device of upper interface dockingundocking of this elevated tank, the bottom interface connects flame proof water pump input; Described elevated tank is installed in the topmost of pump rack, and the flame proof water pump is installed in the bottom of pump rack.
Further, connect a flow restrictor between described temperature control valve (TCV) and the deionizer output filter.
Further again, the cooling pipe water inlet end that described pump rack is connected respectively is connected a filter with the water side.
As a kind of preferred version, described pump rack has two flame proof water pumps, and these two flame proof water pumps one are equipped with a usefulness.
As another kind of preferred version, the cabinet inner connection tube road of described pump rack all adopts stainless steel pipes.
As another kind of preferred version, two liquid-level switches are installed on the described elevated tank, a liquid-level switch is used for liquid level warning, and another liquid-level switch is used for the liquid level tripping operation, and the power supply of above-mentioned liquid-level switch adopts intrinsic safety electric source.
The beneficial effects of the utility model are:
1, technical solutions of the utility model adopt flame proof water pump and intrinsic safety electric source, satisfy the instructions for use of flame proof environment, can provide reliable, stable cooling power source to explosion-proof frequency converter;
2, technical solutions of the utility model adopt two flame proof water pumps, and one is equipped with a usefulness, and the redundancy of system design is good.
3, technical solutions of the utility model adopt the adjustment valve technology, and this temperature control valve (TCV) can be regulated pipeline flow according to the temperature contrast of circulating fluid, to keeping steady temperature in the flame proof housing, has guaranteeing role.
4, technical solutions of the utility model adopt the filtration device structure of deionizer and deionizer both sides, can reduce the ion concentration in the circulation fluid effectively, and the protection cooling pipe is not corroded.
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Description of drawings
Fig. 1 is the structural representation of the utility model pump rack;
Fig. 2 is the operation principle schematic diagram of the utility model pump rack.
Embodiment
As shown in Figure 1, the utility model pump rack is to be made of cabinet and cabinet inner assembly, the cabinet inner assembly comprise two flame proof water pumps 9, Pressure gauge 10, pressure switch 2, water inlet filter 7, delivery port filter 8, elevated tank 6, temperature control valve (TCV) 11, flowmeter 1, deionizer 4, two break away from a son pipe filter 3,5, a flow restrictor.
Two flame proof water pumps 9 are installed in described bottom of cabinet bulk, the output parallel position of these two flame proof water pumps 9 is respectively according to a Pressure gauge 10 and a pressure switch 2, an isolator and a non-return valve are installed between described Pressure gauge 10 and flame proof water pump 9, an isolator and a non-return valve also are installed between described pressure switch 2 and flame proof water pump 9; 11 3 ports of temperature control valve (TCV), one of them output port is connected between isolator and the non-return valve, and two output ports are distinguished connection traffic meter 1 and heat exchanger input port; This heat exchanger output port connects flow restrictor one side, also is connected a valve between described heat exchanger output port and the flow restrictor; The opposite side of described flow restrictor is a dockingundocking pipe filter 5, deionizer 4 and a disengaging pipe filter 3 in turn; The described top that breaks away from a son pipe filter 3 connection elevated tanks 6; The bottom of this elevated tank 6 connects the input of flame proof water pump 9 respectively by two valves; Described flowmeter 1 output connects the cooling pipe water inlet, and this cooling pipe water inlet connects a water inlet filter 7; Also be connected a delivery port filter 8 between the input of described elevated tank 6 bottoms and flame proof water pump 9.Two liquid-level switches are installed on the described elevated tank, and a liquid-level switch is used for liquid level warning, and another liquid-level switch is used for the liquid level tripping operation, and the power supply of above-mentioned liquid-level switch adopts intrinsic safety electric source.The cabinet inner connection tube road of the utility model pump rack all adopts stainless steel pipes.
The utility model protection range is not limited to the described scope of the foregoing description, and every technology distortion of being done according to the utility model know-why all falls within the protection range of the present utility model.
Claims (6)
1. pump rack that is used for the explosion-proof frequency converter water cooling plant, comprise cabinet and cabinet inner assembly, it is characterized in that, this pump rack cabinet inner assembly is by at least one flame proof water pump, a pressure switch that is connected flame proof water pump output, a Pressure gauge that is connected flame proof water pump output, a temperature control valve (TCV) that is connected between flame proof water pump and the heat exchanger, a deionizer that is connected described temperature control valve (TCV) output, two filters that are connected to described deionizer two ends, an elevated tank and a flowmeter that is connected pump rack output constitute the sub-device of upper interface dockingundocking of this elevated tank, the bottom interface connects flame proof water pump input;
Described elevated tank is installed in the topmost of pump rack, and the flame proof water pump is installed in the bottom of pump rack.
2. according to the described pump rack that is used for the explosion-proof frequency converter water cooling plant of claim 1, it is characterized in that, connect a flow restrictor between described temperature control valve (TCV) and the deionizer output filter.
3. according to the described pump rack that is used for the explosion-proof frequency converter water cooling plant of claim 2, it is characterized in that the cooling pipe water inlet end that described pump rack is connected respectively is connected a filter with the water side.
4. be used for the pump rack of explosion-proof frequency converter water cooling plant according to described each of claim 1 to 3, it is characterized in that described pump rack has two flame proof water pumps, these two flame proof water pumps one are equipped with a usefulness.
5. be used for the pump rack of explosion-proof frequency converter water cooling plant according to described each of claim 1 to 3, it is characterized in that, the cabinet inner connection tube road of described pump rack all adopts stainless steel pipes.
6. be used for the pump rack of explosion-proof frequency converter water cooling plant according to described each of claim 1 to 3, it is characterized in that, two liquid-level switches are installed on the described elevated tank, a liquid-level switch is used for liquid level warning, another liquid-level switch is used for the liquid level tripping operation, and the power supply of above-mentioned liquid-level switch adopts intrinsic safety electric source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205967988U CN201869085U (en) | 2010-11-09 | 2010-11-09 | Pump cabinet for water cooling device of explosion-proof frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205967988U CN201869085U (en) | 2010-11-09 | 2010-11-09 | Pump cabinet for water cooling device of explosion-proof frequency converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201869085U true CN201869085U (en) | 2011-06-15 |
Family
ID=44140228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205967988U Expired - Fee Related CN201869085U (en) | 2010-11-09 | 2010-11-09 | Pump cabinet for water cooling device of explosion-proof frequency converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201869085U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103369910A (en) * | 2012-03-28 | 2013-10-23 | 沈阳铝镁设计研究院有限公司 | Control box or cabinet water-cooling system in high temperature environment |
| CN106033002A (en) * | 2015-03-20 | 2016-10-19 | 唐山开诚电控设备集团有限公司 | Explosion-proof high pressure frequency converter water cooling system liquid level detection device |
-
2010
- 2010-11-09 CN CN2010205967988U patent/CN201869085U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103369910A (en) * | 2012-03-28 | 2013-10-23 | 沈阳铝镁设计研究院有限公司 | Control box or cabinet water-cooling system in high temperature environment |
| CN106033002A (en) * | 2015-03-20 | 2016-10-19 | 唐山开诚电控设备集团有限公司 | Explosion-proof high pressure frequency converter water cooling system liquid level detection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110615 Termination date: 20111109 |