CN204204730U - With the hydraulic spring grease cup operating mechanism of divide-shut brake apparatus for changing of coils - Google Patents
With the hydraulic spring grease cup operating mechanism of divide-shut brake apparatus for changing of coils Download PDFInfo
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- CN204204730U CN204204730U CN201420724349.5U CN201420724349U CN204204730U CN 204204730 U CN204204730 U CN 204204730U CN 201420724349 U CN201420724349 U CN 201420724349U CN 204204730 U CN204204730 U CN 204204730U
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- operating mechanism
- surge tank
- grease cup
- spring grease
- divide
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- 239000004519 grease Substances 0.000 title claims abstract description 58
- 239000012780 transparent material Substances 0.000 claims description 6
- 239000010720 hydraulic oil Substances 0.000 abstract description 49
- 238000004891 communication Methods 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 7
- 239000003921 oil Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
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Abstract
The utility model discloses a kind of hydraulic spring grease cup operating mechanism with divide-shut brake apparatus for changing of coils, comprise hydraulic spring grease cup operating mechanism body, the steam vent of hydraulic spring grease cup operating mechanism body is communicated with surge tank by communicating valve, there is vacuum pump on the top of surge tank by pipeline communication, and the top of surge tank is also provided with vacuum degree adjuster valve.By adding the surge tank of band vacuum pump at the steam vent place of hydraulic spring grease cup operating mechanism body, like this when divide-shut brake coil need be changed, only need will be evacuated to certain vacuum degree in surge tank with vacuum pump, and coordinate vacuum degree adjuster valve to make the pressure at hydraulic oil top equal with atmospheric pressure with the pressure sum of hydraulic oil self-acting in aperture place, just the replacing of divide-shut brake coil can be carried out, after replacing, by vacuum degree adjuster valve, the hydraulic oil in surge tank is fed back in hydraulic spring grease cup operating mechanism body again, simple to operation, workload is little, high and the hydraulic oil without the need to more renewing of efficiency, cost is low.Be applicable to primary cut-out.
Description
Technical field
The utility model relates to field of electrical equipment, particularly a kind of hydraulic spring grease cup operating mechanism with divide-shut brake apparatus for changing of coils.
Background technology
Along with the fast development of China's economy, hydraulic spring grease cup operating mechanism is widely used in primary cut-out, this hydraulic spring grease cup operating mechanism generally comprises hydraulic spring grease cup operating mechanism body and divide-shut brake coil, and divide-shut brake coil is communicated with low pressure grease chamber with the high-pressure oil chamber of hydraulic spring grease cup operating mechanism body respectively by 2 apertures.During the work of hydraulic spring grease cup operating mechanism, by the conversion of break-make hydraulic control oil between high-pressure oil chamber and low pressure grease chamber of divide-shut brake coil, thus complete separating brake and the making process of primary cut-out.As divide-shut brake coil breaks down, then primary cut-out cannot work.
At present, conventional divide-shut brake changing of coils method is: after power failure, first all discharged by intrinsic for hydraulic spring grease cup operating mechanism hydraulic oil; Then, fault divide-shut brake coil is changed; Finally vacuumize again, inject new hydraulic oil.Following problem is there is in this divide-shut brake changing of coils method when practical operation:
1, need a large amount of personnel to operate, operation is many, and workload is large;
2, the processing time is long, and efficiency is low;
3, the old oil got rid of is replaced by fresh oil, adds cost.
Summary of the invention
The purpose of this utility model is the deficiency in order to overcome above-mentioned background technology, provide a kind of easy to operate, efficiency is high and the hydraulic spring grease cup operating mechanism that cost is low and divide-shut brake changing of coils method thereof.
In order to realize above object, a kind of hydraulic spring grease cup operating mechanism with divide-shut brake apparatus for changing of coils that the utility model provides, comprise hydraulic spring grease cup operating mechanism body and divide-shut brake coil, two described divide-shut brake coils are communicated with low pressure grease chamber with the high-pressure oil chamber of described hydraulic spring grease cup operating mechanism body respectively, the steam vent of described hydraulic spring grease cup operating mechanism body is communicated with surge tank by communicating valve, there is vacuum pump on the top of described surge tank by pipeline communication, and the top of described surge tank is also provided with vacuum degree adjuster valve.By adding the surge tank of band vacuum pump at the steam vent place of hydraulic spring grease cup operating mechanism body, like this, when divide-shut brake coil need be changed, only need will be evacuated to certain vacuum degree in surge tank with vacuum pump, and coordinate vacuum degree adjuster valve to make the pressure at hydraulic oil top equal with atmospheric pressure with the pressure sum of hydraulic oil self-acting in aperture place, just the replacing of divide-shut brake coil can be carried out, after replacing, by vacuum degree adjuster valve, the hydraulic oil in surge tank is fed back in hydraulic spring grease cup operating mechanism body again, simple to operation, workload is little, high and the hydraulic oil without the need to more renewing of efficiency, cost is low.
In such scheme, described surge tank is positioned at above described hydraulic spring grease cup operating mechanism body.
In such scheme, described surge tank is made up of transparent material, is convenient to the liquid level observing hydraulic oil in surge tank like this.
In such scheme, described pipeline is transparent hose, and whether be convenient to like this observe in pipeline has hydraulic oil to flow into, and if any the pipeline then should removed or more renew, enters vacuum pump to prevent hydraulic oil.
The beneficial effect that the technical scheme that the utility model provides is brought is:
1, by adding the surge tank of band vacuum pump at the steam vent place of hydraulic spring grease cup operating mechanism body, like this, when divide-shut brake coil need be changed, only need will be evacuated to certain vacuum degree in surge tank with vacuum pump, and coordinate vacuum degree adjuster valve to make the pressure at hydraulic oil top equal with atmospheric pressure with the pressure sum of hydraulic oil self-acting in aperture place, just the replacing of divide-shut brake coil can be carried out, after replacing, by vacuum degree adjuster valve, the hydraulic oil in surge tank is fed back in hydraulic spring grease cup operating mechanism body again, simple to operation, workload is little, high and the hydraulic oil without the need to more renewing of efficiency, cost is low,
2, by being made up of transparent material by surge tank, the liquid level observing hydraulic oil in surge tank is convenient to like this;
3, by being transparent hose by pipe design, whether have hydraulic oil flow into, if any the pipeline then should removed or more renew, enter vacuum pump to prevent hydraulic oil if being convenient to like this observe in pipeline;
4, after end of operation, close communicating valve, can effectively prevent the intrinsic hydraulic oil of hydraulic spring grease cup operating mechanism from going bad.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure, hydraulic spring grease cup operating mechanism body 1, divide-shut brake coil 2, communicating valve 3, surge tank 4, pipeline 5, vacuum pump 6, vacuum degree adjuster valve 7.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, the utility model execution mode is described in further detail.
Embodiment 1:
A kind of hydraulic spring grease cup operating mechanism with divide-shut brake apparatus for changing of coils as shown in Figure 1, comprise hydraulic spring grease cup operating mechanism body 1 and divide-shut brake coil 2, two described divide-shut brake coils 2 are communicated with low pressure grease chamber with the high-pressure oil chamber of described hydraulic spring grease cup operating mechanism body 1 respectively, the steam vent of described hydraulic spring grease cup operating mechanism body 1 is communicated with surge tank 4 by communicating valve 3, described surge tank 4 by support installing on the end face of described hydraulic spring grease cup operating mechanism body 1, the end face of described surge tank 4 is communicated with vacuum pump 6 by pipeline 5, the end face of described surge tank 4 is also provided with vacuum degree adjuster valve 7.By adding the surge tank 4 of band vacuum pump 6 at the steam vent place of hydraulic spring grease cup operating mechanism body 1, like this, when divide-shut brake coil need be changed, only need be evacuated to certain vacuum degree with vacuum pump 6 by surge tank 4, and coordinate vacuum degree adjuster valve 7 to make the pressure at hydraulic oil top equal with atmospheric pressure with the pressure sum of hydraulic oil self-acting in aperture place, just the replacing of divide-shut brake coil can be carried out, after replacing, by vacuum degree adjuster valve 7, the hydraulic oil in surge tank 4 is fed back in hydraulic spring grease cup operating mechanism body 1 again, simple to operation, workload is little, high and the hydraulic oil without the need to more renewing of efficiency, cost is low.
Above-mentioned surge tank 4 is positioned at above described hydraulic spring grease cup operating mechanism body 1.Described surge tank 4 is made up of transparent material, is convenient to the liquid level observing hydraulic oil in surge tank 4 like this.Described pipeline 5 is transparent hose, and whether be convenient to like this observe in pipeline 5 has hydraulic oil to flow into, and if any the pipeline then should removed or more renew, enters vacuum pump 6 to prevent hydraulic oil.
Embodiment 2:
A kind of divide-shut brake changing of coils method, comprises the following steps:
1) on the steam vent of hydraulic spring grease cup operating mechanism body 1, add communicating valve 3, and by described communicating valve 3, surge tank 4 is communicated with described hydraulic spring grease cup operating mechanism body 1;
2) vacuum pump 6 is communicated with on the top of described surge tank 4 by pipeline 5;
3) vacuum degree adjuster valve 7 is added on the top of described surge tank 4;
4) open described communicating valve 3, close described vacuum degree adjuster valve 7;
5) described vacuum pump 6 is started, until there is a little hydraulic oil to enter described surge tank 4;
6) remove the screw on fault divide-shut brake coil 2, and slowly described fault divide-shut brake coil 2 is extracted from described hydraulic spring grease cup operating mechanism body 1;
7) regulate described vacuum degree adjuster valve 7 simultaneously, when the liquid level of hydraulic oil in described surge tank 4 raises, tune up the open degree of described vacuum degree adjuster valve 7, when the liquid level of hydraulic oil in described surge tank 4 declines, turn the open degree of described vacuum degree adjuster valve 7 down, until the liquid level of hydraulic oil is constant in described surge tank 4; Now, because the pressure at hydraulic oil top is equal with atmospheric pressure with the pressure sum of hydraulic oil self-acting in aperture place, flow out from aperture so do not have hydraulic oil;
8) the divide-shut brake coil 2 more renewed;
9), after changing, close described vacuum pump 6, open described vacuum degree adjuster valve 7 completely, make the hydraulic oil in described surge tank 4 be back in described hydraulic spring grease cup operating mechanism body 1;
10) when in the hydraulic oil total reflux in described surge tank 4 to described hydraulic spring grease cup operating mechanism body 1, described communicating valve 3 is closed.
By adding the surge tank 4 of band vacuum pump 6 at the steam vent place of hydraulic spring grease cup operating mechanism body 1, like this, when divide-shut brake coil need be changed, only need be evacuated to certain vacuum degree with vacuum pump 6 by surge tank 4, and coordinate vacuum degree adjuster valve 7 to make the pressure at hydraulic oil top equal with atmospheric pressure with the pressure sum of hydraulic oil self-acting in aperture place, just the replacing of divide-shut brake coil can be carried out, after replacing, by vacuum degree adjuster valve 7, the hydraulic oil in surge tank 4 is fed back in hydraulic spring grease cup operating mechanism body 1 again, simple to operation, workload is little, high and the hydraulic oil without the need to more renewing of efficiency, cost is low.
Above-mentioned surge tank 4 is positioned at above described hydraulic spring grease cup operating mechanism body 1.Described surge tank 4 is made up of transparent material.Described pipeline 5 is transparent hose.
The utility model is by adding the surge tank 4 of band vacuum pump 6 at the steam vent place of hydraulic spring grease cup operating mechanism body 1, like this, when divide-shut brake coil need be changed, only need be evacuated to certain vacuum degree with vacuum pump 6 by surge tank 4, and coordinate vacuum degree adjuster valve 7 to make the pressure at hydraulic oil top equal with atmospheric pressure with the pressure sum of hydraulic oil self-acting in aperture place, just the replacing of divide-shut brake coil can be carried out, after replacing, by vacuum degree adjuster valve 7, the hydraulic oil in surge tank 4 is fed back in hydraulic spring grease cup operating mechanism body 1 again, simple to operation, workload is little, high and the hydraulic oil without the need to more renewing of efficiency, cost is low, by being made up of transparent material by surge tank 4, be convenient to the liquid level observing hydraulic oil in surge tank 4 like this, by pipeline 5 is designed to transparent hose, whether have hydraulic oil flow into, if any the pipeline then should removed or more renew, enter vacuum pump 6 to prevent hydraulic oil if being convenient to like this observe in pipeline 5, after end of operation, close communicating valve 3, can effectively prevent the hydraulic oil in hydraulic spring grease cup operating mechanism body 1 from going bad.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (4)
1. the hydraulic spring grease cup operating mechanism with divide-shut brake apparatus for changing of coils, comprise hydraulic spring grease cup operating mechanism body (1) and divide-shut brake coil (2), two described divide-shut brake coils (2) are communicated with low pressure grease chamber with the high-pressure oil chamber of described hydraulic spring grease cup operating mechanism body (1) respectively, it is characterized in that, the steam vent of described hydraulic spring grease cup operating mechanism body (1) is communicated with surge tank (4) by communicating valve (3), the top of described surge tank (4) is communicated with vacuum pump (6) by pipeline (5), the top of described surge tank (4) is also provided with vacuum degree adjuster valve (7).
2. the hydraulic spring grease cup operating mechanism of band divide-shut brake apparatus for changing of coils according to claim 1, is characterized in that, described surge tank (4) is positioned at described hydraulic spring grease cup operating mechanism body (1) top.
3. the hydraulic spring grease cup operating mechanism of band divide-shut brake apparatus for changing of coils according to claim 1, is characterized in that, described surge tank (4) is made up of transparent material.
4. the hydraulic spring grease cup operating mechanism of band divide-shut brake apparatus for changing of coils according to claim 1, is characterized in that, described pipeline (5) is transparent hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420724349.5U CN204204730U (en) | 2014-11-26 | 2014-11-26 | With the hydraulic spring grease cup operating mechanism of divide-shut brake apparatus for changing of coils |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420724349.5U CN204204730U (en) | 2014-11-26 | 2014-11-26 | With the hydraulic spring grease cup operating mechanism of divide-shut brake apparatus for changing of coils |
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| Publication Number | Publication Date |
|---|---|
| CN204204730U true CN204204730U (en) | 2015-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420724349.5U Active CN204204730U (en) | 2014-11-26 | 2014-11-26 | With the hydraulic spring grease cup operating mechanism of divide-shut brake apparatus for changing of coils |
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| CN (1) | CN204204730U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104362030A (en) * | 2014-11-26 | 2015-02-18 | 国家电网公司 | Hydraulic spring operating mechanism and opening and closing coil replacing method thereof |
-
2014
- 2014-11-26 CN CN201420724349.5U patent/CN204204730U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104362030A (en) * | 2014-11-26 | 2015-02-18 | 国家电网公司 | Hydraulic spring operating mechanism and opening and closing coil replacing method thereof |
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