CN203965585U - A kind of high-voltage switch gear pick-up unit - Google Patents
A kind of high-voltage switch gear pick-up unit Download PDFInfo
- Publication number
- CN203965585U CN203965585U CN201420326124.4U CN201420326124U CN203965585U CN 203965585 U CN203965585 U CN 203965585U CN 201420326124 U CN201420326124 U CN 201420326124U CN 203965585 U CN203965585 U CN 203965585U
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- Prior art keywords
- voltage switch
- switch gear
- time relay
- solenoid valve
- pipeline
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 67
- 238000012360 testing method Methods 0.000 claims abstract description 21
- 238000001514 detection method Methods 0.000 abstract description 5
- 238000003825 pressing Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010923 batch production Methods 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a kind of high-voltage switch gear pick-up unit, it includes tank and supercharge pump, water intake end and the tank of described supercharge pump pass through pipeline connection, the water side of described supercharge pump is communicated with respectively a plurality of high-voltage switch gears by pipeline, the pipeline of each high-voltage switch gear water intake end is provided with one and enters water solenoid valve, after the water side of a plurality of high-voltage switch gears is interconnected by pipeline, be communicated in again one and go out water solenoid valve, the described water side that goes out water solenoid valve is by pipeline connection tank, this high-voltage switch gear pick-up unit is by very first time relay, second time relay and electrothermal relay are realized the Self-pressurizing agri of high-voltage switch gear and pressure release are controlled, wherein, can adjust by the time delay of very first time relay is set the pressing time of high-voltage switch gear, by being set, the time delay of second time relay adjusts the pressure release time of high-voltage switch gear, make the utility model can automatically complete the life tests to high-voltage switch gear, there is higher detection efficiency, simultaneously, by counter, can obtain test result more accurately.
Description
Technical field
The utility model relates to pipeline switch pick-up unit, relates in particular to a kind of high-voltage switch gear pick-up unit.
Background technology
High-voltage switch gear is switching device conventional on the equipment such as water purifier, while reaching certain value for the hydraulic pressure in pipeline, its electrical contact generation switch motion, in order to guarantee the quality of high-voltage switch gear, high-voltage switch gear is in batch production process, need to carry out life tests to sample, i.e. the number of testing high voltage switch electrical contact, and then judge the quality of this collection of high-voltage switch gear.Existing high-voltage switch gear pick-up unit as shown in Figure 3, the water intake end of supercharge pump 2 and tank 1 pass through pipeline connection, the water side of supercharge pump 2 is by a plurality of high-voltage switch gears 3 of pipeline connection, the pipeline of each high-voltage switch gear 3 water intake end is provided with one and enters water solenoid valve 5, after the water side of a plurality of high-voltage switch gears 3 is interconnected by pipeline, be communicated in again one and go out water solenoid valve 4, go out the water side of water solenoid valve 4 by pipeline connection tank 1, in test process, rely on the mode of manual control, make into water solenoid valve 5 open-minded, go out that water solenoid valve 4 is closed and to high-voltage switch gear 3 pressurizations, until the electrical contact of high-voltage switch gear 3 is beated, make afterwards into water solenoid valve 5 and closing, going out water solenoid valve 4 opens and makes high-voltage switch gear 3 pressure releases, until the electrical contact of high-voltage switch gear 3 resets, repeatedly under test, when high-voltage switch gear 3 malfunctioning, record the number of its electrical contact, complete the life tests to high-voltage switch gear.
The testing process of above-mentioned high-voltage switch gear pick-up unit is manual control, thereby has that detection efficiency is low, the inaccurate defect of test result.
Utility model content
The technical problems to be solved in the utility model is, the high-voltage switch gear that a kind of detection efficiency is high, test result accuracy is good pick-up unit is provided.
For solving the problems of the technologies described above, the utility model adopts following technical scheme.
A kind of high-voltage switch gear pick-up unit, include tank and supercharge pump, water intake end and the tank of described supercharge pump pass through pipeline connection, the water side of described supercharge pump is communicated with respectively a plurality of high-voltage switch gears by pipeline, the pipeline of each high-voltage switch gear water intake end is provided with one and enters water solenoid valve, after the water side of a plurality of high-voltage switch gears is interconnected by pipeline, be communicated in again one and go out water solenoid valve, the described water side that goes out water solenoid valve is by pipeline connection tank, this high-voltage switch gear pick-up unit also includes a testing circuit, described testing circuit includes electrothermal relay, very first time relay and second time relay, the normally closed contact of described very first time relay is parallel to feeder ear after connecting with the coil of electrothermal relay, the normally opened contact of described very first time relay is parallel to feeder ear after connecting with the coil of second time relay, the normally closed contact of described second time relay is parallel to feeder ear after connecting with the coil of very first time relay, the normally opened contact of described very first time relay is parallel to feeder ear after connecting with the power supply contact that enters water solenoid valve, a plurality of power supply contacts that enter water solenoid valve are parallel with one another, the normally closed contact of described very first time relay is parallel to feeder ear after connecting with the power supply contact that goes out water solenoid valve, each high-voltage switch gear is to there being a counter, the normally opened contact of described high-voltage switch gear is parallel to feeder ear after connecting with the pulse input end of counter, described counter is used for counting once when its pulse input end has pulse input.
Preferably, also include a blowdown valve, the pipeline connection of the water intake end of described blowdown valve and supercharge pump water side, the water side of described blowdown valve is by pipeline connection tank.
Preferably, the front end of the front end of described very first time relay normally open contact, very first time relay normally closed contact and the front end of the second time relay normally closed contact interconnect, and the circuit between this tie point and feeder ear is provided with a startup shutdown switch.
Preferably, the pulse input end of each counter is parallel with a pilot lamp.
The utility model beneficial effect is compared to existing technologies, this high-voltage switch gear pick-up unit is by very first time relay, second time relay and electrothermal relay are realized the Self-pressurizing agri of high-voltage switch gear and pressure release are controlled, wherein, can adjust by the time delay of very first time relay is set the pressing time of high-voltage switch gear, by being set, the time delay of second time relay adjusts the pressure release time of high-voltage switch gear, make the utility model can automatically complete the life tests to high-voltage switch gear, there is higher detection efficiency, simultaneously, by counter, can obtain test result more accurately.
Accompanying drawing explanation
Fig. 1 is the pipeline connecting figure of the utility model high-voltage switch gear pick-up unit.
Fig. 2 is the testing circuit schematic diagram in the utility model high-voltage switch gear pick-up unit.
Fig. 3 is the pipeline connecting figure of existing high-voltage switch gear pick-up unit.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in more detail.
The utility model discloses a kind of high-voltage switch gear pick-up unit, shown in Fig. 1 and Fig. 2, it includes tank 1 and supercharge pump 2, the water intake end of described supercharge pump 2 and tank 1 pass through pipeline connection, the water side of described supercharge pump 2 is communicated with respectively a plurality of high-voltage switch gears 3 by pipeline, the pipeline of each high-voltage switch gear 3 water intake end is provided with one and enters water solenoid valve 5, after the water side of a plurality of high-voltage switch gears 3 is interconnected by pipeline, be communicated in again one and go out water solenoid valve 4, the described water side that goes out water solenoid valve 4 is by pipeline connection tank 1, this high-voltage switch gear pick-up unit also includes a testing circuit, described testing circuit includes electrothermal relay KR1, very first time relay K T1 and the second time relay KT2, the normally closed contact of described very first time relay K T1 is parallel to feeder ear AC after connecting with the coil of electrothermal relay KR1, the normally opened contact of described very first time relay K T1 is parallel to feeder ear AC after connecting with the coil of the second time relay KT2, the normally closed contact of described the second time relay KT2 is parallel to feeder ear AC after connecting with the coil of very first time relay K T1, the normally opened contact of described very first time relay KR 1 is parallel to feeder ear AC after connecting with the power supply contact that enters water solenoid valve 5, a plurality of power supply contacts that enter water solenoid valve 5 are parallel with one another, the normally closed contact of described very first time relay KR 1 is parallel to feeder ear AC after connecting with the power supply contact that goes out water solenoid valve 4, 3 pairs of each high-voltage switch gears should have a counter 6, the normally opened contact of described high-voltage switch gear 3 is parallel to feeder ear AC after connecting with the pulse input end of counter 6, described counter 6 is for having pulse when input counting once when its pulse input end.
In order to improve the security performance of above-mentioned high-voltage switch gear pick-up unit, the present embodiment also includes a blowdown valve 7, the pipeline connection of the water intake end of described blowdown valve 7 and supercharge pump 2 water sides, the water side of described blowdown valve 7 is by pipeline connection tank 1, when this blowdown valve 7 is too high for the hydraulic pressure in pipeline, automatically open, and then reduce the hydraulic pressure in pipeline.
For the ease of controlling high-voltage switch gear pick-up unit, power on and power down, the front end of the front end of described very first time relay K T1 normally opened contact, very first time relay K T1 normally closed contact and the front end of the second time relay KT2 normally closed contact interconnect, and the circuit between this tie point and feeder ear AC is provided with a startup shutdown switch S1.
In the present embodiment, the pulse input end of each counter 6 is parallel with a pilot lamp L1, and this pilot lamp L1 is used to indicate the state of beating of high-voltage switch gear 3.
The principle of work of above-mentioned high-voltage switch gear pick-up unit is: closed when starting shutdown switch S1, very first time relay K T1 starts timing because coil powers on, the coil of electrothermal relay KR1 powers on simultaneously, its normally opened contact closure and normally closed contact disconnect, entering water solenoid valve 5 powers on open-minded, go out water solenoid valve 4 closes simultaneously, under the effect of supercharge pump 2, hydraulic pressure in high-voltage switch gear 3 raises and makes its normally opened contact closed, counter 6 countings once, until very first time relay K T1 timing finishes and beats, its normally opened contact closure and normally closed contact disconnect, the second time relay KT2 starts timing because coil powers on, the coil power down of electrothermal relay KR1 simultaneously, its normally opened contact disconnects and normally closed contact is closed, entering water solenoid valve 5 power down closes, go out water solenoid valve 4 open-minded simultaneously, hydraulic pressure in high-voltage switch gear 3 declines its normally opened contact is disconnected, until the second time relay KT1 timing finishes and beats, its normally closed contact disconnects, the power down of very first time relay K T1 coil, its normally closed contact disconnects, the power down thereupon of the coil of the second time relay KT2, its normally closed contact is closed, very first time relay K T1 coil again powers on and starts timing, start high-voltage switch gear 3 to pressurize again, the numerical value that counter 6 shows adds one, repeatedly, until high-voltage switch gear 3 is malfunctioning, the numerical value that recording counter 6 is shown, obtain the number of the electrical contact of high-voltage switch gear 3.
Above-mentioned high-voltage switch gear pick-up unit is realized the Self-pressurizing agri of high-voltage switch gear 3 and pressure release is controlled by very first time relay K T1, the second time relay KT2 and electrothermal relay KR1, wherein, can adjust by the time delay of very first time relay K T1 is set the pressing time of high-voltage switch gear 3, by being set, the time delay of the second time relay KT2 adjusts the pressure release time of high-voltage switch gear 3, make the utility model can automatically complete the life tests to high-voltage switch gear, there is higher detection efficiency, meanwhile, by counter 6, can obtain test result more accurately.
The above is the utility model preferred embodiment, is not limited to the utility model, all modifications of making in technical scope of the present utility model, is equal to and replaces or improvement etc., all should be included in the scope that the utility model protects.
Claims (4)
1. a high-voltage switch gear pick-up unit, include tank and supercharge pump, water intake end and the tank of described supercharge pump pass through pipeline connection, the water side of described supercharge pump is communicated with respectively a plurality of high-voltage switch gears by pipeline, the pipeline of each high-voltage switch gear water intake end is provided with one and enters water solenoid valve, after the water side of a plurality of high-voltage switch gears is interconnected by pipeline, be communicated in again one and go out water solenoid valve, the described water side that goes out water solenoid valve is by pipeline connection tank, it is characterized in that, also include a testing circuit, described testing circuit includes electrothermal relay, very first time relay and second time relay, the normally closed contact of described very first time relay is parallel to feeder ear after connecting with the coil of electrothermal relay, the normally opened contact of described very first time relay is parallel to feeder ear after connecting with the coil of second time relay, the normally closed contact of described second time relay is parallel to feeder ear after connecting with the coil of very first time relay, the normally opened contact of described very first time relay is parallel to feeder ear after connecting with the power supply contact that enters water solenoid valve, a plurality of power supply contacts that enter water solenoid valve are parallel with one another, the normally closed contact of described very first time relay is parallel to feeder ear after connecting with the power supply contact that goes out water solenoid valve, each high-voltage switch gear is to there being a counter, the normally opened contact of described high-voltage switch gear is parallel to feeder ear after connecting with the pulse input end of counter, described counter is used for counting once when its pulse input end has pulse input.
2. high-voltage switch gear pick-up unit as claimed in claim 1, is characterized in that, also includes a blowdown valve, the pipeline connection of the water intake end of described blowdown valve and supercharge pump water side, and the water side of described blowdown valve is by pipeline connection tank.
3. high-voltage switch gear pick-up unit as claimed in claim 1, it is characterized in that, the front end of the front end of described very first time relay normally open contact, very first time relay normally closed contact and the front end of the second time relay normally closed contact interconnect, and the circuit between this tie point and feeder ear is provided with a startup shutdown switch.
4. high-voltage switch gear pick-up unit as claimed in claim 1, is characterized in that, the pulse input end of each counter is parallel with a pilot lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420326124.4U CN203965585U (en) | 2014-06-18 | 2014-06-18 | A kind of high-voltage switch gear pick-up unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420326124.4U CN203965585U (en) | 2014-06-18 | 2014-06-18 | A kind of high-voltage switch gear pick-up unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203965585U true CN203965585U (en) | 2014-11-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420326124.4U Expired - Lifetime CN203965585U (en) | 2014-06-18 | 2014-06-18 | A kind of high-voltage switch gear pick-up unit |
Country Status (1)
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| CN (1) | CN203965585U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104020414A (en) * | 2014-06-18 | 2014-09-03 | 深圳市沃泰克环保设备有限公司 | High-pressure switch detection device |
| CN106289744A (en) * | 2016-08-04 | 2017-01-04 | 浙江顶峰技术服务有限公司 | Pressure switch Endurance life test platform |
| CN114217220A (en) * | 2022-02-23 | 2022-03-22 | 深圳市德兰明海科技有限公司 | Switch detection circuit and method and switch detector |
-
2014
- 2014-06-18 CN CN201420326124.4U patent/CN203965585U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104020414A (en) * | 2014-06-18 | 2014-09-03 | 深圳市沃泰克环保设备有限公司 | High-pressure switch detection device |
| CN106289744A (en) * | 2016-08-04 | 2017-01-04 | 浙江顶峰技术服务有限公司 | Pressure switch Endurance life test platform |
| CN114217220A (en) * | 2022-02-23 | 2022-03-22 | 深圳市德兰明海科技有限公司 | Switch detection circuit and method and switch detector |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |