CN201549418U - Small-sized indoor insulation switch - Google Patents
Small-sized indoor insulation switch Download PDFInfo
- Publication number
- CN201549418U CN201549418U CN2009202262056U CN200920226205U CN201549418U CN 201549418 U CN201549418 U CN 201549418U CN 2009202262056 U CN2009202262056 U CN 2009202262056U CN 200920226205 U CN200920226205 U CN 200920226205U CN 201549418 U CN201549418 U CN 201549418U
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- Prior art keywords
- insulator
- contact
- ground connection
- moving contact
- conducting rod
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- Expired - Fee Related
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Abstract
The utility model discloses a small-sized indoor insulation switch which is mainly used to conduct and switch circuits under the condition with voltage and without load, and comprises an insulation switch supporting frame (3), a wire inlet end static contact (1), a supporting insulator (2), a conducting bar guiding insulator (4), a dynamic contact trolley (5), a wire outlet end connecting plate (6), an earthing cutter static contact (7), an earthing cutter dynamic contact (8), a contact insulating cover (9), a casing pipe insulator (10), a conducting bar (11), a feed screw (12), a worm wheel endless screw device (13) and a connecting pin (15). The small-sized indoor insulation switch has the characteristics of compact structure, attractive appearance, strong interchangeability, high locating precision, strong corrosion resistance and oxidization resistance effect, long service life, more stable mechanical performance and the like.
Description
Technical field
The utility model relates to a kind of equipment for power transmission and distribution, specifically a kind of miniaturization indoor isolator.
Background technology
Mainly there is following problem in present domestic traditional indoor isolator equipment: 1, conventional fixed switch cubicle isolating switch mainly adopts rotation to isolate, and this isolating switch profile is big, and in side operation, has just limited the profile of switch cubicle; 2, the operating physical force of this kind isolation is also bigger; 3, the on/off switch performance of isolating switch is not high; 4, the insulation property of isolating switch are low.
Summary of the invention
For addressing the above problem, the utility model provides a kind of miniaturization indoor isolator, has been mainly used under the uncharge situation of voltage to connect and conversion line.
For achieving the above object, the technical solution adopted in the utility model is as follows: include the isolating switch support, the end of incoming cables fixed contact, supporting insulator, conducting rod guiding insulator, the moving contact dolly, the leading-out terminal connecting plate, ground connection cutter fixed contact, ground connection cutter moving contact, the contact insulating cover, bushing insulator, conducting rod, leading screw, the turbine and worm device, and connecting pin, supporting insulator wherein, bushing insulator, leading screw, turbine and worm device and ground connection cutter moving contact all are fixedly installed on the isolating switch support, the turbine of turbine and worm device drives ground connection cutter moving contact, be set with the end of incoming cables fixed contact on the supporting insulator, the two ends of bushing insulator are fixed with contact insulating cover and leading-out terminal connecting plate respectively, ground connection cutter fixed contact is installed on the leading-out terminal connecting plate, be equipped with the moving contact dolly on the leading screw, conducting rod is connected in the upper end of conducting rod guiding insulator by connecting pin, and the lower end of conducting rod guiding insulator is connected with the moving contact cart stationary.
The utility model adopts the isolating switch of Direct Action Type, operates in the place ahead operation of isolating switch, integrates and isolates grounding function, and compact conformation has significantly reduced the overall dimension of isolating switch; Isolating switch deciliter be that rotation with leading screw drives moving forward and backward of moving contact dolly level, earthed switch deciliter adopt the transmission of turbine and worm formula to carry out, rotate flexibly, operate very laborsaving; The mechanism of the rotation of leading screw is adopted in transmission, so stable drive, the precision height has reliable on/off switch performance; The ground connection moving contact along continuous straight runs rectilinear motion of isolating switch directly enters in the contact insulating cover after the ground connection moving contact withdraws from, and has improved the insulation property of isolating greatly, and the main bus bar chamber and the breaker chamber of switch cubicle are effectively isolated.
Description of drawings
Fig. 1 is a front view of the present utility model;
Fig. 2 is an end view of the present utility model;
Fig. 3 is a vertical view of the present utility model.
Embodiment:
Below in conjunction with the drawings and specific embodiments the utility model is described in detail:
As Fig. 1, Fig. 2 and shown in Figure 3, supporting insulator 2, bushing insulator 10, leading screw 12, turbine and worm device 13 and ground connection cutter moving contact 8 all are fixedly installed on the isolating switch support 3, the turbine of turbine and worm device 13 drives ground connection cutter moving contact 8, be set with end of incoming cables fixed contact 1 on the supporting insulator 2, the two ends of bushing insulator 10 are fixed with contact insulating cover 9 and leading-out terminal connecting plate 6 respectively, ground connection cutter fixed contact 7 is installed on the leading-out terminal connecting plate 6, be equipped with moving contact dolly 5 on the leading screw 12, conducting rod 11 is connected in the upper end of conducting rod guiding insulator 4 by connecting pin 15, fixedlys connected with moving contact dolly 5 in the lower end of conducting rod guiding insulator 4.
Main conductive circuit has adopted the table chain structure of contact terminal, and this structure has been saved the compression spring, and conductive capability is strong, and electronic stability and thermal stability are all higher, so also improves the reliability and stability of machine product greatly.Isolating switch deciliter is that rotation with leading screw 12 drives moving forward and backward of moving contact dolly 5 levels in the utility model, conducting rod 11 injects in the end of incoming cables fixed contact 1 when advancing, secondary contact 14 is inserted in the conducting rod 11, this two places contact is the face contact, contact is reliable, rotate flexibly, conducting rod 11 recedes in the contact insulating cover 9 when withdrawing from, and guarantees to be encased in the insulation distance when operating in the switch cubicle; Earthed switch deciliter adopt the transmission of turbine and worm formula to carry out, the turbine by turbine and worm device 13 drives ground connection moving contact 8 and is incorporated on the ground connection cutter fixed contact 7 along the final face contact of arcuate movement, ground connection moving contact 8 withdraws from, rotation and 5 levels.
Claims (1)
1. miniaturization indoor isolator, it is characterized in that, include isolating switch support (3), end of incoming cables fixed contact (1), supporting insulator (2), conducting rod guiding insulator (4), moving contact dolly (5), leading-out terminal connecting plate (6), ground connection cutter fixed contact (7), ground connection cutter moving contact (8), contact insulating cover (9), bushing insulator (10), conducting rod (11), leading screw (12), turbine and worm device (13) and connecting pin (15), supporting insulator (2) wherein, bushing insulator (10), leading screw (12), turbine and worm device (13) and ground connection cutter moving contact (8) all are fixedly installed on the isolating switch support (3), the turbine of turbine and worm device (13) drives ground connection cutter moving contact (8), be set with end of incoming cables fixed contact (1) on the supporting insulator (2), the two ends of bushing insulator (10) are fixed with contact insulating cover (9) and leading-out terminal connecting plate (6) respectively, ground connection cutter fixed contact (7) is installed on the leading-out terminal connecting plate (6), be equipped with moving contact dolly (5) on the leading screw (12), conducting rod (11) is connected in the upper end of conducting rod guiding insulator (4) by connecting pin (15), fixedlys connected with moving contact dolly (5) in the lower end of conducting rod guiding insulator (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202262056U CN201549418U (en) | 2009-09-09 | 2009-09-09 | Small-sized indoor insulation switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202262056U CN201549418U (en) | 2009-09-09 | 2009-09-09 | Small-sized indoor insulation switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201549418U true CN201549418U (en) | 2010-08-11 |
Family
ID=42604597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202262056U Expired - Fee Related CN201549418U (en) | 2009-09-09 | 2009-09-09 | Small-sized indoor insulation switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201549418U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110189954A (en) * | 2019-07-08 | 2019-08-30 | 许昌市威仕达电气有限公司 | Isolation earthing switch |
| CN110797786A (en) * | 2019-11-27 | 2020-02-14 | 山西汾西电气有限公司 | Manual-automatic propelled circuit breaker isolation body in mining high-voltage power distribution cabinet |
| CN110957172A (en) * | 2019-12-26 | 2020-04-03 | 广东电网有限责任公司清远供电局 | A three-position double isolation switch and its operation method |
| CN117854974A (en) * | 2024-01-30 | 2024-04-09 | 山东泰开隔离开关有限公司 | Isolating switch contact finger, isolating switch unit and isolating switch for phase sequence conversion |
-
2009
- 2009-09-09 CN CN2009202262056U patent/CN201549418U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110189954A (en) * | 2019-07-08 | 2019-08-30 | 许昌市威仕达电气有限公司 | Isolation earthing switch |
| CN110797786A (en) * | 2019-11-27 | 2020-02-14 | 山西汾西电气有限公司 | Manual-automatic propelled circuit breaker isolation body in mining high-voltage power distribution cabinet |
| CN110957172A (en) * | 2019-12-26 | 2020-04-03 | 广东电网有限责任公司清远供电局 | A three-position double isolation switch and its operation method |
| CN117854974A (en) * | 2024-01-30 | 2024-04-09 | 山东泰开隔离开关有限公司 | Isolating switch contact finger, isolating switch unit and isolating switch for phase sequence conversion |
| CN117854974B (en) * | 2024-01-30 | 2025-06-24 | 山东泰开隔离开关有限公司 | Isolating switch contact finger, isolating switch unit and isolating switch for phase sequence conversion |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100811 Termination date: 20120909 |