CN202189648U - Forced oil circulation cooler for transformer - Google Patents
Forced oil circulation cooler for transformer Download PDFInfo
- Publication number
- CN202189648U CN202189648U CN2011203022894U CN201120302289U CN202189648U CN 202189648 U CN202189648 U CN 202189648U CN 2011203022894 U CN2011203022894 U CN 2011203022894U CN 201120302289 U CN201120302289 U CN 201120302289U CN 202189648 U CN202189648 U CN 202189648U
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- transformer
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- cooler
- pipeline
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Abstract
The utility model relates to a forced oil circulation cooler for a transformer, which comprises a water collection tank. Two fans are arranged at an opening of the top of the water collection tank. A water collection tank automatic water inlet valve is arranged on the lateral wall of the water collection tank. A water retaining device, a spraying pipeline, a radiating body and an air inlet grille are arranged from top to bottom sequentially between the water collection automatic water inlet valve and the top of the water collection tank. A spraying water pump is arranged beside the water collection tank, an inlet of the spraying water pump is connected with the water collection tank through a butterfly valve, an outlet of the spraying water pump is connected with the spraying pipeline, an oil flow relay communicated with the radiating body is arranged on a lateral wall of the water collection tank, the oil flow relay is connected with one side of an oil-resisting valve of the transformer through a pipeline, and the oil-resisting valve of the transformer is arranged at an outlet position of a disc oil pump of the transformer. The forced oil circulation cooler for the transformer reduces source waste, saves manufacture cost and operation cost of the cooler, avoids potential hazards of mixing of oil streams and water streams and the like, enables the forced oil circulation cooler to be environment-friendly, and improves energy-saving and consumption reducing performance.
Description
Technical field
The utility model relates to transformer cooling technology field, is the strong oily recirculation cooler of a kind of transformer specifically.
Background technology
The transformer heat that useless power consumption produced in running can cause the temperature of transformer oil to raise; Use LYF series alopecia areata cooling device or YSS series oil-water refrigerating mechanism cooling transformer oil (the JB/T8315-2007 transformer is with but device of forced oil-circulated air-cooled, and the JB/T8316-2007 transformer is with but device of strong oil circulation water-cooling) in the world always.
The alopecia areata cooling device adopts metal pipe material, and (for example: copper (iron) aluminum composite fin tube etc.) as radiating tube, logical oily in the radiating tube, the oil temperature is distributed on radiating tube through the partition heat transfer type, takes away heat through forced air (wind) then.This methods for cooling floor space is big, and radiating mode is single, and radiating effect is limited, must adopt N+1 version (promptly satisfy and need add one group again as subsequent use after cooling requires) in actual use, causes the wasting of resources.Affected by environment big, cause the oil temperature too high under the summer high temperature state easily.
Oil-water refrigerating mechanism adopts metal naked pipes such as copper, iron as radiating tube, logical oil in the radiating tube, the outer water flowing of radiating tube.Take away heat through the partition heat transfer type by water,, and install the open type cooling tower additional to water-cooled then in outdoor excavation pond.Cause the wasting of resources, and conduct heat because of profit carries out partition in radiator, heat dispersion lowers after using for a long time, and reasons such as radiating pipe wall corrosion cause potential safety hazards such as profit crossfire.So receive regional effect big because of it needs external refrigeration water, can not be suitable in water-deficient areas such as the north.
The utility model content
To the defective that exists in the prior art, the purpose of the utility model is to provide a kind of transformer strong oily recirculation cooler, and technical problem to be solved is the radiating effect and the potential safety hazard of the strong oily recirculation cooler of transformer.
For reaching above purpose, the technical scheme that the utility model is taked is:
The strong oily recirculation cooler of a kind of transformer is characterized in that, comprising:
The sidewall of header tank 10 is provided with header tank automatic water inlet valve 4,
Between header tank automatic water inlet valve 4 and header tank top, be provided with water blocking device 11, spray pipeline 6, heat radiator body 7, air-inlet grille 8 from top to bottom successively,
The pipeline that spray pipeline 6 is positioned at header tank 10 is provided with some spray nozzles 12,
The next door of header tank 10 is provided with spray water pump 13, and the import department of spray water pump 13 is connected with header tank 10 through dish valve 14, and the exit of spray water pump 13 is connected with spray pipeline 6,
The sidewall of header tank 10 is provided with the oil flow relay 5 that is communicated with heat radiator body 7,
Transformer oil resistant valve 3 is arranged on the outlet position of transformer disc type oil pump 2.
On the basis of technique scheme, said header tank automatic water inlet valve 4 is the float-ball type water level valve, inserts running water pipe at this during operation.
On the basis of technique scheme, said heat radiator body 7 is the tube rolling finned type heat exchanger of an extrusion modling of high heat exchange efficiency.
On the basis of technique scheme, the model of said oil flow relay is YJ-800.3A.
On the basis of technique scheme, the bottom of transformer disc type oil pump 2, header tank 10, spray water pump 13 all is fixed on the pedestal 1.
On the basis of technique scheme; The power that said transformer disc type oil pump 2 is used between transformer internal transformer oil and the cooler is carried; Be connected to the oil-in of cooler from the transformer oil-out via pipeline, in cooler inner loop and heat radiation after by cooler outlet and through pipeline input transformer oil-in.
On the basis of technique scheme, also comprise electrical control gear, said electrical control gear comprises: control unit, detecting signal unit, electric motor protecting unit and signal output unit,
The startup that said control unit is used for control transformer disc type oil pump 2, spray water pump 13, blower fan 9 stops,
Said detecting signal unit is used for the detection of oil temperature, oil pressure, oil stream,
Said electric motor protecting unit is used for under-voltage, overvoltage, the overcurrent of each motor in the equipment, the protection of phase shortage,
Said signal output unit is used to export each fault-signal and when temperature is too high, starts spray water pump 13 and blower fan 9 automatically, and when temperature reduces, stops to spray water pump and blower fan automatically.
The strong oily recirculation cooler of the described transformer of the utility model has reduced the wasting of resources, practices thrift the manufacturing cost and the operating cost of cooler, avoids hidden danger such as profit crossfire, makes the more environmental protection of strong oily recirculation cooler, and energy-saving and cost-reducing performance is improved.
Description of drawings
The utility model has following accompanying drawing:
The structural representation of the strong oily recirculation cooler of Fig. 1 transformer,
The vertical view of Fig. 2 Fig. 1.
Embodiment
Below in conjunction with accompanying drawing the utility model is done further explain.
Like Fig. 1, shown in 2, the strong oily recirculation cooler of the described transformer of the utility model is a but device of a kind of closed forced oil-circulated air-cooled, and it comprises:
The sidewall of header tank 10 is provided with header tank automatic water inlet valve 4, and said header tank automatic water inlet valve 4 is the float-ball type water level valve, inserts running water pipe at this during operation,
Between header tank automatic water inlet valve 4 and header tank top, be provided with water blocking device 11, spray pipeline 6, heat radiator body 7, air-inlet grille 8 from top to bottom successively,
Said heat radiator body 7 (also being called radiator body) is the tube rolling finned type heat exchanger of an extrusion modling of high heat exchange efficiency; It is the outwards main carrier place of heat radiation of transformer deep fat; It adopts transformer oil air cooling technology: finned radiating tube, and greatly increase area of dissipation and strengthen radiating effect, its advantage is: contact heat resistance is low; In big range of temperature, keep stable low value, thermal transmission coefficient is high; The unit length heat exchange area is big, and heat output is high, reliable in structure, and the life-span is long; The smooth no burr of fin surface, no wrinkle, less scaling, be easy to clean and safeguard,
The pipeline that spray pipeline 6 is positioned at header tank 10 is provided with some spray nozzles 12,
The next door of header tank 10 is provided with spray water pump 13, and the import department of spray water pump 13 is connected with header tank 10 through dish valve 14, and the exit of spray water pump 13 is connected with spray pipeline 6,
The sidewall of header tank 10 is provided with the oil flow relay 5 that is communicated with heat radiator body 7; The model of said oil flow relay is YJ-800.3A; It is similar to oil stream switch and has a little unidirectional fluid stopping effect, and operation principle is: oil is internally through the out-of-date flow-stopping plate of washing open, and flow-stopping plate action back contacts the midget relay contact; And pointer rotation on mirror disk simultaneously, can be visual; And in when cutout homing under spring action; Effect is whether real-time detection has oil to pass through, and because of all oil circuits are closed circulations, it is the indispensable parts in the strong oily recirculation cooler, also is conventional components,
Transformer oil resistant valve 3 is arranged on the outlet position (exit) of transformer disc type oil pump 2.
On the basis of technique scheme, the bottom of transformer disc type oil pump 2, header tank 10, spray water pump 13 all is fixed on the pedestal 1.Pedestal 1 is the complete machine underframe, is placed in to use on-the-spotly to mix on the earth basis or all can on other rigid structure surface.
On the basis of technique scheme; The power that said transformer disc type oil pump 2 is used between transformer internal transformer oil and the cooler is carried; Be connected to the oil-in of cooler from the transformer oil-out via pipeline, in cooler inner loop and heat radiation after by cooler outlet and through pipeline input transformer oil-in.Transformer disc type oil pump is the power source in whole circulation loop.
On the basis of technique scheme, also comprise electrical control gear, said electrical control gear comprises: control unit, detecting signal unit, electric motor protecting unit and signal output unit,
The startup that said control unit is used for control transformer disc type oil pump 2, spray water pump 13, blower fan 9 stops,
Said detecting signal unit is used for the detection of oil temperature, oil pressure, oil stream,
Said electric motor protecting unit is used for under-voltage, overvoltage, the overcurrent of each motor in the equipment, the protection of phase shortage,
Said signal output unit is used to export each fault-signal and when temperature is too high, starts spray water pump 13 and blower fan 9 automatically, and when temperature reduces, stops to spray water pump and blower fan automatically.
Each unit of electrical control gear all can be implemented by existing known technology.
The strong oily recirculation cooler of the described transformer of the utility model comprises following several big system:
One: the oil circulation system:
The oil circulation system is made up of transformer disc type oil pump, transformer oil resistant valve, oil flow relay, heat radiator body and pipeline road, transformer grease chamber.
Deep fat exports transformer disc type oil pump to through oil pipe line in the transformer, after the oil pump pressurization, exports heat radiator body to.Heat radiator body reduce temperature after by pipeline from new entering transformer grease chamber.Form the circulation closed-loop path.And in the oil circulation loop, add maintenance of transformer oil resistant convenience valve and maintenance, add oil flow relay and detect the oil circulation situation in real time.
Two: the spray cooling system:
The spray cooling system is made up of header tank, spray water pump, spray pipeline, spray nozzle, heat radiator body, water blocking device.
Shower water in the header tank by spray water pump pressurization after through the shower road, by spray nozzle evenly spray on the heat radiator body behind the absorbent body heat (few partial gasification) again the loop to header tank.Form circulation circuit.The elegant rate of the minimizing water of the very big degree of water blocking device, the steam in the absorbed air splashes into the header tank from new liquefaction.
Three: the blower fan cooling system:
The blower fan cooling system is made up of blower fan, air-inlet grille, heat radiator body, water blocking device.
It is inner that extraneous air gets into cooler via air-inlet grille, after heat radiator body absorbs heat, discharges hot gas by blower fan.In addition shower water is absorbed outside the hot saturated air discharge machine of heat radiator body.
Four: electric control system:
Comprise temperature detecting unit, oil pressure detecting unit, oil stream detecting unit and control unit.Said control unit receives oil temperature signal that temperature detecting unit detects and starts cooling fan and spray motor during greater than preset value automatically in temperature, and stops cooling fan and spray motor (high value of temperature and low value can independently be set) during less than preset value automatically in temperature.Said control unit receives the signal of oil pressure detecting unit, oil stream detecting unit and at oil pressure, switch operating oil pump when oil stream is lower than preset value.
The major functions and features of the utility model is
1. structure is tight, and floor space is few
2. consumptive material is few, reduces cost, and economizes on resources
3. need not excavate the pond, change the address conveniently using water wisely
4. temperature automatically controlled, save power consumption, operative intelligenceization, simplification.Oil temperature, oil pressure, oily stream can detect control
5. adopt air-cooled+multiple types of cooling such as top layer heat absorption+spray heat absorption+moisture film gasification heat absorption, cooling effectiveness is high
6. affected by environment little, also can guarantee cooling effect during summer high temperature
7. being provided with each operating state signal shows and the fault sound and light alarm.And can export each the confession host computer collection of signal passive contact and control simultaneously
8. header tank and device housings are that stainless steel is made, and be aesthetic in appearance, durable in use
The content of not doing in this specification to describe in detail belongs to this area professional and technical personnel's known prior art.
Claims (7)
1. the strong oily recirculation cooler of transformer is characterized in that, comprising:
Header tank (10), its open top and be provided with two typhoon machines (9),
The sidewall of header tank (10) is provided with header tank automatic water inlet valve (4),
Between header tank automatic water inlet valve (4) and header tank top, be provided with water blocking device (11), spray pipeline (6), heat radiator body (7), air-inlet grille (8) from top to bottom successively,
The pipeline that spray pipeline (6) is positioned at header tank (10) is provided with some spray nozzles (12),
The next door of header tank (10) is provided with spray water pump (13), and the import department of spray water pump (13) is connected with header tank (10) through dish valve (14), and the exit of spray water pump (13) is connected with spray pipeline (6),
The sidewall of header tank (10) is provided with the oil flow relay (5) that is communicated with heat radiator body (7),
Oil flow relay (5) is connected to a side of transformer oil resistant valve (3) through pipeline, and said transformer oil resistant valve (3) is a clamp valves, and structure on two sides and shape function are all the same,
Transformer oil resistant valve (3) is arranged on the outlet position of transformer disc type oil pump (2).
2. the strong oily recirculation cooler of transformer as claimed in claim 1 is characterized in that: said header tank automatic water inlet valve (4) is the float-ball type water level valve, inserts running water pipe at this during operation.
3. the strong oily recirculation cooler of transformer as claimed in claim 1 is characterized in that: said heat radiator body (7) is the tube rolling finned type heat exchanger of an extrusion modling of high heat exchange efficiency.
4. the strong oily recirculation cooler of transformer as claimed in claim 1 is characterized in that: the model of said oil flow relay is YJ-80 0.3A.
5. the strong oily recirculation cooler of transformer as claimed in claim 1 is characterized in that: the bottom of transformer disc type oil pump (2), header tank (10), spray water pump (13) all is fixed on the pedestal (1).
6. the strong oily recirculation cooler of transformer as claimed in claim 1; It is characterized in that: the power that said transformer disc type oil pump (2) is used between transformer internal transformer oil and the cooler is carried; Be connected to the oil-in of cooler from the transformer oil-out via pipeline, in cooler inner loop and heat radiation after by cooler outlet and through pipeline input transformer oil-in.
7. the strong oily recirculation cooler of transformer as claimed in claim 1 is characterized in that: also comprise electrical control gear, said electrical control gear comprises: control unit, detecting signal unit, electric motor protecting unit and signal output unit,
The startup that said control unit is used for control transformer disc type oil pump (2), spray water pump (13), blower fan (9) stops,
Said detecting signal unit is used for the detection of oil temperature, oil pressure, oil stream,
Said electric motor protecting unit is used for under-voltage, overvoltage, the overcurrent of each motor in the equipment, the protection of phase shortage,
Said signal output unit is used to export each fault-signal and when temperature is too high, starts spray water pump (13) and blower fan (9) automatically, and when temperature reduces, stops to spray water pump and blower fan automatically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203022894U CN202189648U (en) | 2011-08-19 | 2011-08-19 | Forced oil circulation cooler for transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203022894U CN202189648U (en) | 2011-08-19 | 2011-08-19 | Forced oil circulation cooler for transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202189648U true CN202189648U (en) | 2012-04-11 |
Family
ID=45921084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203022894U Withdrawn - After Issue CN202189648U (en) | 2011-08-19 | 2011-08-19 | Forced oil circulation cooler for transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202189648U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102360746A (en) * | 2011-08-19 | 2012-02-22 | 浙江雁泉冷却器有限公司 | Transformer forced oil circulation cooler |
| CN103427490A (en) * | 2013-08-20 | 2013-12-04 | 国家电网公司 | Auxiliary industrial control system for large transformer substation |
| CN104298283A (en) * | 2014-08-28 | 2015-01-21 | 宁夏共享铸钢有限公司 | Method for preventing cooling water of oil-water cooler from entering circulation oil pipe of transformer |
| CN107013437A (en) * | 2017-05-03 | 2017-08-04 | 江苏昊科汽车空调有限公司 | A kind of compressor lubricant oil circulates oil return apparatus |
| CN107368142A (en) * | 2017-08-15 | 2017-11-21 | 德阳护球环保科技有限公司 | A kind of intelligent hyperfrequency high voltage power supply |
| CN107403682A (en) * | 2017-09-20 | 2017-11-28 | 国网河南省电力公司原阳县供电公司 | A kind of transformer cooling device |
| CN108323120A (en) * | 2018-03-07 | 2018-07-24 | 广东合新材料研究院有限公司 | A kind of self-priming reflux mechanism of liquid-cooling heat radiation |
| CN113436848A (en) * | 2021-06-18 | 2021-09-24 | 河南瑞恒电力电气有限公司 | Temperature control type transformer and control method thereof |
-
2011
- 2011-08-19 CN CN2011203022894U patent/CN202189648U/en not_active Withdrawn - After Issue
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102360746A (en) * | 2011-08-19 | 2012-02-22 | 浙江雁泉冷却器有限公司 | Transformer forced oil circulation cooler |
| CN102360746B (en) * | 2011-08-19 | 2013-05-15 | 浙江雁泉冷却器有限公司 | Transformer forced oil circulation cooler |
| CN103427490A (en) * | 2013-08-20 | 2013-12-04 | 国家电网公司 | Auxiliary industrial control system for large transformer substation |
| CN104298283A (en) * | 2014-08-28 | 2015-01-21 | 宁夏共享铸钢有限公司 | Method for preventing cooling water of oil-water cooler from entering circulation oil pipe of transformer |
| CN107013437A (en) * | 2017-05-03 | 2017-08-04 | 江苏昊科汽车空调有限公司 | A kind of compressor lubricant oil circulates oil return apparatus |
| CN107368142A (en) * | 2017-08-15 | 2017-11-21 | 德阳护球环保科技有限公司 | A kind of intelligent hyperfrequency high voltage power supply |
| CN107368142B (en) * | 2017-08-15 | 2018-09-11 | 德阳护球环保科技有限公司 | A kind of intelligence hyperfrequency high voltage power supply |
| CN107403682A (en) * | 2017-09-20 | 2017-11-28 | 国网河南省电力公司原阳县供电公司 | A kind of transformer cooling device |
| CN108323120A (en) * | 2018-03-07 | 2018-07-24 | 广东合新材料研究院有限公司 | A kind of self-priming reflux mechanism of liquid-cooling heat radiation |
| CN108323120B (en) * | 2018-03-07 | 2023-10-24 | 广东西江数据科技有限公司 | Liquid cooling heat dissipation is from inhaling formula reflow mechanism |
| CN113436848A (en) * | 2021-06-18 | 2021-09-24 | 河南瑞恒电力电气有限公司 | Temperature control type transformer and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120411 Effective date of abandoning: 20130515 |
|
| RGAV | Abandon patent right to avoid regrant |