CN204011085U - Power capacitor tank external pressurized recharging oil device - Google Patents
Power capacitor tank external pressurized recharging oil device Download PDFInfo
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- CN204011085U CN204011085U CN201420380025.4U CN201420380025U CN204011085U CN 204011085 U CN204011085 U CN 204011085U CN 201420380025 U CN201420380025 U CN 201420380025U CN 204011085 U CN204011085 U CN 204011085U
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- external pressurized
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Abstract
The utility model discloses a kind of power capacitor tank external pressurized recharging oil device, comprise: frame, oiling module and flexible module, oiling module is injected power capacitor by the mode of pressurization by insulating oil, simultaneously, stretching module is by the mode of the tank wall of stretching/compressing power capacitor, the volume of controlling power capacitor, makes under condition of different temperatures, and the oil mass of injecting the insulating oil of power capacitor equates.
Description
Technical field
The utility model relates to the dedicated manufacturing equipment technical field of capacitor, particularly a kind of device for the repairing of power capacitor tank external pressurized.
Background technology
Power capacitor will carry out the outer impregnation process of tank in process of production, its objective is in the gap that makes to greatest extent insulating oil be penetrated into power capacitor inner member.Meanwhile, due to the characteristic of expanding with heat and contract with cold of itself, need, by extending the time of nature dipping, product internal temperature to be declined, thereby guarantee that the insulating oil oil mass of interiors of products is abundant.
As shown in Figure 1, at present conventional treatment process, for being positioned under normal atmospheric environment by unsealed power capacitor 2 from vacuumize impregnation process, by long placement, makes insulating oil naturally be impregnated into power capacitor 2 inside from oiling groove 1.Power capacitor 2 is in natural dipping process, be subject to the impact of ambient temperature, when ambient temperature is lower, insulation oil viscosity is larger, the speed of dipping is slow, dipping effect is poor, when ambient temperature is higher, the density of insulating oil is less, volume is larger, power capacitor is at this temperature lower sealing, after ambient temperature reduces, can cause capacitor internal oil starvation because of the volume-diminished of insulating oil, in addition, be subject to the impact of ambient humidity, unsealed power capacitor is placed for a long time under normal atmospheric environment, insulating oil contacts the insulation property that can cause oily micro-moisture to increase and affect insulating oil for a long time with air, and then affect the electric property of power capacitor.
Utility model content
The utility model, for prior art above shortcomings, provides a kind of power capacitor tank external pressurized recharging oil device.The utility model is achieved through the following technical solutions:
A power capacitor tank external pressurized recharging oil device, comprising:
Frame, for placing power capacitor;
Oiling module, injects insulating oil in power capacitor by the mode of pressurization;
Flexible module, is arranged in frame, and removably connects with the tank wall of power capacitor, in order to the tank wall of stretching/compressing power capacitor;
Wherein, under repairing state, tank wall to preset range of flexible module stretching/compressing power capacitor is also fixing, and under the state that completes and seal in repairing, the tank wall of flexible module and power capacitor disconnects.
Preferably, oiling module comprises: leakproof fuel cell and oil pipe, oil pipe one end is connected with leakproof fuel cell, the removably connect oil filler point of power capacitor of the other end.
Preferably, the mode by pressurization comprises: oiling module is positioned at certain altitude, utilizes the weight of insulating oil itself to produce pressure, or by pressurized equipment, the insulating oil in oiling module is applied to certain pressure.
Preferably, flexible module comprises: driving pump and connector, connector is connected between driving pump and power capacitor, the lifting surface area of the tank wall of the capacitor that increases electric power and bonding strength.
Preferably, connector is detachably connected on the tank wall of power capacitor by comprising the mode that absorption connects, viscosity connects.
Suction scope during mode that preferably, connector connects by absorption is at 1N to 5000N.
Preferably, the scope of the tank wall of flexible module stretching/compressing power capacitor is at-10mm to 50mm.
The pressure limit when insulating oil in preferably, oiling module injects power capacitor is at 0kPa to 500kPa.
By this device, the oil mass that can just can guarantee the insulating oil inputted in the production process of power capacitor under any temperature conditions equates and avoids the moisture in insulating oil ingress of air, reduce and occur power capacitor oil starvation or the too much problem of insulating oil, effectively avoided the follow-up repairing work to power capacitor.
Accompanying drawing explanation
Shown in Fig. 1 is the outer impregnation process schematic diagram of existing tank;
Shown in Fig. 2 is structural representation of the present utility model.
Embodiment
Below with reference to accompanying drawing of the present utility model; technical scheme in the utility model embodiment is carried out to clear, complete description and discussion; obviously; as described herein is only a part of example of the present utility model; it is not whole examples; embodiment based in the utility model, the every other embodiment that those of ordinary skills obtain under the prerequisite of not making creative work, belongs to protection range of the present utility model.
For the ease of the understanding to the utility model embodiment, below in conjunction with accompanying drawing, take specific embodiment and be further explained as example, and each embodiment does not form the restriction to the utility model embodiment.
As shown in Figure 2, a kind of power capacitor tank external pressurized recharging oil device that the present embodiment provides, comprise: frame 3, oiling module (comprising 6 and 7) and flexible module (comprising 4,5), frame 3 is for fixing and support power capacitor and flexible module, power capacitor is arranged in frame, the tank wall that carrys out stretching/compressing power capacitor by flexible module, oiling module is injected power capacitor by the mode of pressurization by insulating oil, guarantees that insulating oil can instead not flow in oiling module.
Operation principle of the present utility model is as follows:
Power capacitor is set up in frame, tank wall to one preset range of flexible module stretching/compressing power capacitor also maintains static, tank wall to one preset range of the stretching/compressing power capacitor here specifically refers to, according to the coefficient of expansion of current temperature conditions and insulating oil, calculate the insulating oil oil mass of required injection power capacitor, thereby the mode of the tank wall by stretching/compressing power capacitor is controlled the volume of power capacitor, guarantee that the injection flow under different temperature conditions is identical, can there is not because of expanding with heat and contract with cold of insulating oil the situation that insulating oil is too much or very few.The scope of the corresponding required restrained stretching/compression of the coefficient of expansion of temperature, insulating oil, technical staff can obtain according to experimental data, and the utility model does not repeat this.The material that the tank wall of power capacitor adopts itself be have necessarily flexible, but can not be excessive to its stretching/compressing, the scope of the tank wall of flexible module stretching/compressing power capacitor be at the i.e. inside compression 10mm of-10mm() to 50mm(be outside stretching 50mm).
Under the state of power capacitor stretching/compressing, oiling module is passed through the mode of pressurization to the inner oiling of power capacitor, and preferred, the pressure limit when insulating oil in oiling module injects power capacitor is at 0kPa to 500kPa, can effectively increase impregnating speed, prevent that insulating oil from refluxing.In the present embodiment, oiling module comprises leakproof fuel cell 7 and oil pipe 6, by leakproof fuel cell 7 is promoted to certain altitude, utilize the weight of insulating oil itself to produce pressure, complete pressurization oiling, prevent that insulating oil from refluxing, and technical staff also can adopt pressurized equipment directly the mode of insulating oil pressurization to be carried out to oiling, the utility model does not limit.Here adopt leakproof fuel cell 7 to be because insulating oil has hydrophilic characteristic, its sealing can be prevented to insulating oil and airborne moisture merge, and cause its insulation property to reduce.
After repairing completes, the oil filler point of power capacitor is sealed, now, the tank wall of flexible module and power capacitor can disconnect, and stops its stretching/compressing.
In the present embodiment, flexible module can comprise: driving pump 4 and connector 5, and connector 5 is connected between driving pump 4 and power capacitor, and the lifting surface area of the tank wall of the capacitor that increases electric power and bonding strength prevent from damaging power capacitor.Connector 5 is detachably connected on the tank wall of power capacitor by comprising the mode that absorption connects, viscosity connects.When the mode that adopts absorption to connect, suction scope can be controlled in 1N to 5000N.
Using method of the present utility model is as follows:
S1, according to the coefficient of expansion of current temperature conditions and insulating oil, calculate the insulating oil oil mass of required injection power capacitor;
S2, according to required insulating oil oil mass, by the mode of the tank wall of stretching/compressing power capacitor, control the volume of power capacitor, thereby guarantee that, under condition of different temperatures, the oil mass of the insulating oil in power capacitor is identical;
S3, by the mode of pressurization, insulating oil is injected in power capacitor, increase impregnating speed;
S4, the oil filler point of power capacitor is sealed;
S5, stop the stretching/compressing to power capacitor.
The above; it is only preferably embodiment of the utility model; but protection range of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement, within all should being encompassed in protection range of the present utility model.Therefore, protection range of the present utility model should be as the criterion with the protection range of claim.
Claims (8)
1. a power capacitor tank external pressurized recharging oil device, is characterized in that, comprising:
Frame, for placing power capacitor;
Oiling module, injects insulating oil in described power capacitor by the mode of pressurization;
Flexible module, is arranged in described frame, and removably connects with the tank wall of described power capacitor, in order to the tank wall of power capacitor described in stretching/compressing;
Wherein, under repairing state, tank wall to preset range of power capacitor fixing described in described flexible module stretching/compressing, under the state that completes and seal in repairing, the tank wall of described flexible module and described power capacitor disconnects.
2. power capacitor tank external pressurized recharging oil device according to claim 1, it is characterized in that, described oiling module comprises: leakproof fuel cell and oil pipe, described oil pipe one end is connected with described leakproof fuel cell, the removably connect oil filler point of described power capacitor of the other end.
3. power capacitor tank external pressurized recharging oil device according to claim 1, it is characterized in that, the described mode by pressurization comprises: described oiling module is positioned at certain altitude, utilize the weight of insulating oil itself to produce pressure, or by pressurized equipment, the insulating oil in described oiling module is applied to certain pressure.
4. power capacitor tank external pressurized recharging oil device according to claim 1, it is characterized in that, described flexible module comprises: driving pump and connector, described connector is connected between described driving pump and described power capacitor, increases lifting surface area and the bonding strength of the tank wall of described power capacitor.
5. power capacitor tank external pressurized recharging oil device according to claim 4, is characterized in that, described connector is detachably connected on the tank wall of described power capacitor by comprising the mode that absorption connects, viscosity connects.
6. power capacitor tank external pressurized recharging oil device according to claim 5, is characterized in that, suction scope during mode that described connector connects by described absorption is at 1N to 5000N.
7. power capacitor tank external pressurized recharging oil device according to claim 4, is characterized in that, the scope of the tank wall of power capacitor is at-10mm to 50mm described in described flexible module stretching/compressing.
8. power capacitor tank external pressurized recharging oil device according to claim 1, is characterized in that, the pressure limit when insulating oil in described oiling module injects described power capacitor is at 0kPa to 500kPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420380025.4U CN204011085U (en) | 2014-07-10 | 2014-07-10 | Power capacitor tank external pressurized recharging oil device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420380025.4U CN204011085U (en) | 2014-07-10 | 2014-07-10 | Power capacitor tank external pressurized recharging oil device |
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| Publication Number | Publication Date |
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| CN204011085U true CN204011085U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420380025.4U Active CN204011085U (en) | 2014-07-10 | 2014-07-10 | Power capacitor tank external pressurized recharging oil device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104103431A (en) * | 2014-07-10 | 2014-10-15 | 上海思源电力电容器有限公司 | External pressurizing oil supplementing device and method for power capacitor |
| CN107946094A (en) * | 2017-11-29 | 2018-04-20 | 铜陵兴怡金属材料有限公司 | A kind of power capacitor tank external pressurized recharging oil device |
-
2014
- 2014-07-10 CN CN201420380025.4U patent/CN204011085U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104103431A (en) * | 2014-07-10 | 2014-10-15 | 上海思源电力电容器有限公司 | External pressurizing oil supplementing device and method for power capacitor |
| CN104103431B (en) * | 2014-07-10 | 2017-01-18 | 上海思源电力电容器有限公司 | External pressurizing oil supplementing device and method for power capacitor |
| CN107946094A (en) * | 2017-11-29 | 2018-04-20 | 铜陵兴怡金属材料有限公司 | A kind of power capacitor tank external pressurized recharging oil device |
| CN107946094B (en) * | 2017-11-29 | 2019-08-13 | 铜陵兴怡金属材料有限公司 | A kind of power capacitor tank external pressurized recharging oil device |
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