CN201628603U - Clamping force testing device for moving contact and fixed contact of isolation switch - Google Patents
Clamping force testing device for moving contact and fixed contact of isolation switch Download PDFInfo
- Publication number
- CN201628603U CN201628603U CN2009202703237U CN200920270323U CN201628603U CN 201628603 U CN201628603 U CN 201628603U CN 2009202703237 U CN2009202703237 U CN 2009202703237U CN 200920270323 U CN200920270323 U CN 200920270323U CN 201628603 U CN201628603 U CN 201628603U
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- circuit
- saturated
- static contact
- undersaturation
- contact
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Abstract
The utility model relates to a clamping force testing device for a moving contact and a fixed contact of an isolation switch. The device comprises a mechanical test portion and electrical display circuits; the mechanical test portion includes a longitudinally extending base (5); an elastic pre-compaction mechanism is arranged inside the base; a connecting rod is arranged at the end of the elastic pre-compaction mechanism; the test moving contact (1) is fixed onto the connecting rod; conductor moving contact pieces (2) towards the direction of the base are arranged on the test moving contact in an elastically floating manner; a conducting under-saturation fixed contact piece (3-1), a conducting saturation fixed contact piece (3-2) and a conducting over-saturation fixed contact piece (3-3) are arranged oppositely to the moving contact pieces; the three fixed contact pieces are all fixed onto the base (5) and sequentially far away from the moving contact pieces (2) according to set distances; the moving contact pieces (2) are connected with a positive electrode of a power supply; and the under-saturation fixed contact piece (3-1), the saturation fixed contact piece (3-2) and the over-saturation fixed contact piece (3-3) respectively control and switch an under-saturation indicating lamp (D1), a saturation indicating lamp (D2) and a clamping force over-tight indicating lamp (D3) for corresponding display by the electrical display circuits.
Description
Technical field
The utility model relates to a kind of device for testing clamping force between moving contact and fixed contact of isolating switch.
Background technology
After the general assembly (GA) of CW46 type Series Switch-disconnector, need move, the test of static contact clamping force, present known clamping force method of testing is to use the electronic sensing type device for testing clamping force between to test, because the electronic sensing type device for testing clamping force between is when test CW46 Series Switch-disconnector, when the moving contact of isolated switch main plug-in strip touches the moving contact of proving installation, measurement mechanism adopts electronic sensor to show its clamping force value through weight display, again because electronic sensor is highly sensitive, numeral shows constantly variation in whole test process, test each time needs about 30 minutes ability stability numbers, and the clamping force test needs adjustment for several times just can reach technical requirement, cause work efficiency lower, and the electronic sensor price is expensive and serviceable life is short, uses just to begin to break down even damage for about 500 times.
The utility model content
The purpose of this utility model provides a kind of device for testing clamping force between moving contact and fixed contact of isolating switch, with steady testing disconnector clamped condition.
For achieving the above object, the technical scheme that adopts is: a kind of device for testing clamping force between moving contact and fixed contact of isolating switch, this device comprises mechanical test part and electric display circuit, described mechanical test partly comprises the pedestal of a longitudinal extension, be provided with elastic force in the described pedestal and compress mechanism in advance, the end that elastic force compresses mechanism in advance is provided with connecting link, be fixed with the test moving contact on the connecting link, elastic floating is provided with the conductor movable contact spring towards the pedestal direction on the test moving contact, face the undersaturation static contact that is provided with conduction with movable contact spring, saturated static contact and supersaturation static contact, above-mentioned three static contacts all are fixed on the pedestal, and the distance of pressing setting is successively away from movable contact spring, above-mentioned movable contact spring is connected with positive source, above-mentioned undersaturation static contact, saturated static contact and supersaturation static contact are controlled respectively by electric display circuit and are switched the undersaturation pilot lamp, saturated pilot lamp and clamping force tension pilot lamp carry out correspondence and show.
Electric display circuit is by the undersaturation of three two input one outputs, saturated and supersaturation AND circuit constitutes, the first input end of each AND circuit respectively with the undersaturation static contact, saturated static contact is connected with the supersaturation static contact, be connected a not circuit between second input end of undersaturation AND circuit and the first input end of saturated AND circuit, be connected another not circuit between second input end of saturated AND circuit and the supersaturation AND circuit first input end, second input end of supersaturation AND circuit and first input end short circuit, undersaturation, the output terminal of saturated and supersaturation and door respectively with the undersaturation pilot lamp, saturated pilot lamp is connected with clamping force tension pilot lamp.
Also be provided with in the electric display circuit to disconnect and show branch road, this shows that a described undersaturation static contact of route, saturated static contact and supersaturation static contact constitute as the OR-NOT circuit that one three input one of signal input is exported successively, and this output and one disconnects display lamp and is connected.
The tool part of detecting comprises the pedestal of a longitudinal extension in the utility model, be provided with elastic force in the described pedestal and compress mechanism in advance, the end that elastic force compresses mechanism in advance is provided with connecting link, be fixed with the test moving contact on the connecting link, elastic floating is provided with the conductor movable contact spring towards the pedestal direction on the test moving contact, face the undersaturation static contact that is provided with conduction with movable contact spring, saturated static contact and supersaturation static contact, above-mentioned three static contacts all are fixed on the pedestal, and the distance of pressing setting is successively away from movable contact spring, above-mentioned movable contact spring is connected with positive source, above-mentioned undersaturation static contact, saturated static contact and supersaturation static contact are controlled respectively by electric display circuit and are switched the undersaturation pilot lamp, saturated pilot lamp and clamping force tension pilot lamp carry out correspondence and show, in the disconnector making process, the conductor movable contact spring respectively successively with the undersaturation static contact, saturated static contact is connected with supersaturation static contact point, and light the undersaturation pilot lamp successively, saturated pilot lamp and clamping force tension pilot lamp, reflected the state of disconnector moving contact in the combined floodgate motion process intuitively, and owing to adopt the mechanical test structure, the stability that is proving installation gets a promotion, prolong serviceable life, reduced cost.
Description of drawings
Fig. 1 is a front view of the present utility model;
Fig. 2 is the cut-open view of vertical view of the present utility model;
Fig. 3 is the A-A view among Fig. 1;
Fig. 4 is an electric display circuit schematic diagram of the present utility model.
Embodiment
As shown in Figures 1 to 4, a kind of device for testing clamping force between moving contact and fixed contact of isolating switch of the present utility model, this device comprises mechanical test part and electric display circuit, described mechanical test partly comprises the pedestal 4 of a longitudinal extension, be provided with elastic force in the described pedestal and compress mechanism in advance, the end that elastic force compresses mechanism in advance is provided with connecting link, be fixed with test moving contact 1 on the connecting link, elastic floating is provided with the conductor movable contact spring 2 towards the pedestal direction on the test moving contact, face the undersaturation static contact 3-1 that is provided with conduction with movable contact spring, saturated static contact 3-2 and supersaturation static contact 3-3, above-mentioned three static contacts all are fixed on the pedestal 4, and the distance of pressing setting is successively away from movable contact spring 2, above-mentioned movable contact spring 2 is connected with positive source, above-mentioned undersaturation static contact 3-1, saturated static contact 3-2 and supersaturation static contact 3-3 control respectively by electric display circuit and switch undersaturation pilot lamp D1, saturated pilot lamp D2 and clamping force tension pilot lamp D3 carry out correspondence and show.Electric display circuit is by the undersaturation of three two input one outputs, saturated and supersaturation AND circuit constitutes, the first input end of each AND circuit respectively with undersaturation static contact 3-1, saturated static contact 3-2 is connected with supersaturation static contact 3-3, be connected a not circuit between second input end of undersaturation AND circuit and the first input end of saturated AND circuit, be connected another not circuit between second input end of saturated AND circuit and the supersaturation AND circuit first input end, second input end of supersaturation AND circuit and first input end short circuit, undersaturation, the output terminal of saturated and supersaturation and door respectively with undersaturation pilot lamp D1, saturated pilot lamp D2 is connected with clamping force tension pilot lamp D3.Also be provided with in the electric display circuit to disconnect and show branch road, this shows that the described undersaturation static contact of route 3-1, a saturated static contact 3-2 and supersaturation static contact 3-3 constitute as the OR-NOT circuit that one three input one of signal input is exported successively, and this output and one disconnects display lamp D4 and is connected.
Claims (3)
1. device for testing clamping force between moving contact and fixed contact of isolating switch, it is characterized in that, this device comprises mechanical test part and electric display circuit, described mechanical test partly comprises the pedestal (5) of a longitudinal extension, be provided with elastic force in the described pedestal and compress mechanism in advance, the end that elastic force compresses mechanism in advance is provided with connecting link, be fixed with test moving contact (1) on the connecting link, elastic floating is provided with the conductor movable contact spring (2) towards the pedestal direction on the test moving contact, face the undersaturation static contact (3-1) that is provided with conduction with movable contact spring, saturated static contact (3-2) and supersaturation static contact (3-3), above-mentioned three static contacts all are fixed on the pedestal (5), and the distance of pressing setting is successively away from movable contact spring (2), above-mentioned movable contact spring (2) is connected with positive source, above-mentioned undersaturation static contact (3-1), saturated static contact (3-2) and supersaturation static contact (3-3) are controlled respectively by electric display circuit and are switched undersaturation pilot lamp (D1), saturated pilot lamp (D2) and clamping force tension pilot lamp (D3) carry out correspondence and show.
2. proving installation according to claim 1, it is characterized in that, electric display circuit is by the undersaturation of three two input one outputs, saturated and supersaturation AND circuit constitutes, the first input end of each AND circuit respectively with undersaturation static contact (3-1), saturated static contact (3-2) is connected with supersaturation static contact (3-3), be connected a not circuit between second input end of undersaturation AND circuit and the first input end of saturated AND circuit, be connected another not circuit between second input end of saturated AND circuit and the supersaturation AND circuit first input end, second input end of supersaturation AND circuit and first input end short circuit, undersaturation, the output terminal of saturated and supersaturation and door respectively with undersaturation pilot lamp (D1), saturated pilot lamp (D2) is connected with clamping force tension pilot lamp (D3).
3. proving installation according to claim 2, it is characterized in that, also be provided with in the electric display circuit to disconnect and show branch road, this shows that a described undersaturation static contact of route (3-1), saturated static contact (3-2) and supersaturation static contact (3-3) constitute as the OR-NOT circuit that one three input one of signal input is exported successively, and this output and one disconnects display lamp (D4) and is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202703237U CN201628603U (en) | 2009-11-30 | 2009-11-30 | Clamping force testing device for moving contact and fixed contact of isolation switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202703237U CN201628603U (en) | 2009-11-30 | 2009-11-30 | Clamping force testing device for moving contact and fixed contact of isolation switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201628603U true CN201628603U (en) | 2010-11-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202703237U Expired - Lifetime CN201628603U (en) | 2009-11-30 | 2009-11-30 | Clamping force testing device for moving contact and fixed contact of isolation switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201628603U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104215378A (en) * | 2014-09-28 | 2014-12-17 | 江苏正通电子有限公司 | Automobile headlamp adjusting switch detector |
| CN105698993A (en) * | 2016-03-21 | 2016-06-22 | 力帆实业(集团)股份有限公司 | Clamp force detection device for vehicle door or sliding skylight |
| CN107238456A (en) * | 2017-05-17 | 2017-10-10 | 河南平高电气股份有限公司 | A kind of disconnecting switch clamping force test fixture |
| CN107942101A (en) * | 2017-11-02 | 2018-04-20 | 国网浙江省电力公司嘉兴供电公司 | A kind of portable transformer test harness device |
| CN111024287A (en) * | 2019-12-11 | 2020-04-17 | 广西电网有限责任公司桂林供电局 | Isolator touches and indicates comprehensive clamp force testing arrangement |
-
2009
- 2009-11-30 CN CN2009202703237U patent/CN201628603U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104215378A (en) * | 2014-09-28 | 2014-12-17 | 江苏正通电子有限公司 | Automobile headlamp adjusting switch detector |
| CN105698993A (en) * | 2016-03-21 | 2016-06-22 | 力帆实业(集团)股份有限公司 | Clamp force detection device for vehicle door or sliding skylight |
| CN107238456A (en) * | 2017-05-17 | 2017-10-10 | 河南平高电气股份有限公司 | A kind of disconnecting switch clamping force test fixture |
| CN107238456B (en) * | 2017-05-17 | 2019-09-13 | 河南平高电气股份有限公司 | A kind of disconnecting switch clamping force test fixture |
| CN107942101A (en) * | 2017-11-02 | 2018-04-20 | 国网浙江省电力公司嘉兴供电公司 | A kind of portable transformer test harness device |
| CN111024287A (en) * | 2019-12-11 | 2020-04-17 | 广西电网有限责任公司桂林供电局 | Isolator touches and indicates comprehensive clamp force testing arrangement |
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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: 20101110 Effective date of abandoning: 20091130 |