CN204558338U - Isolating switch - Google Patents
Isolating switch Download PDFInfo
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- CN204558338U CN204558338U CN201520306348.3U CN201520306348U CN204558338U CN 204558338 U CN204558338 U CN 204558338U CN 201520306348 U CN201520306348 U CN 201520306348U CN 204558338 U CN204558338 U CN 204558338U
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- torsion spring
- connecting rod
- shaped connecting
- isolating switch
- contact
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Abstract
A kind of isolating switch.Mainly solve when existing isolating switch disconnects and only rely on the effect of handle torsion spring, there is reset effect difference, disconnect insufficient problem, affect serviceability.It is characterized in that: described round platform is provided with reduction torsion spring; One of them leg and the U-shaped connecting rod lower end of described reduction torsion spring offset, and another leg and inner walls offset.Its advantage is on round platform, arrange a reduction torsion spring, strengthens the Flexible Reset power of movable contact system, better overcomes the resistance that wire brings, and disconnect more fast and disconnect fully, service behaviour is more stable.
Description
Technical field
The utility model relates to a kind of low-voltage circuit terminating circuit, is specifically related to a kind of isolating switch.
Background technology
Isolating switch uses maximum a kind of electrical equipment in high-voltage switch electric appliance, as the term suggests, be play buffer action in circuit.Operation principle and the mechanism of itself are fairly simple, and isolating switch is mainly applicable to the low voltage terminal such as private residence, building distribution system in low-voltage equipment.Major function: on-load disjunction and connection circuit.
Applicant's once innovation and creation a kind of isolating switch (Authorization Notice No.: CN 204067161 U, Authorization Notice No.: 2014.12.31), this isolating switch when turning handle, mainly through the further driving handle of handle torsion spring to realize quick-make or the disconnection of dynamic and static contact.
This isolating switch movable contact system comprises support, moving contact, described support one end and housing hinge, the other end is connected moving contact and is connected with right binding post by thick copper lines, when disconnecting isolating switch, the problem that may hinder holder pivots can be there is in wire, the resistance only relying on the elastic force of handle torsion spring to be not enough to overcome wire to bring, thus cause dynamic and static contact opening speed slow or disconnect insufficient problem, serviceability weak effect.
Utility model content
In order to overcome the deficiency of background technology, the utility model provides a kind of isolating switch, solves when existing isolating switch disconnects and only relies on the effect of handle torsion spring, there is reset effect difference, disconnect insufficient problem, affect serviceability.
The technical scheme that the utility model adopts: a kind of isolating switch, comprises housing, left binding post, right binding post, operating mechanism, movable contact system, static contact system; Described operating mechanism comprises handle, U-shaped connecting rod; Described movable contact system comprises contact support, moving contact; Be provided with protruding round platform in described housing, described contact support one end and round platform hinged, the other end is connected with moving contact, and is connected with right binding post by wire; Described U-shaped connecting rod one end is connected with handle, the other end and contact Supporting connectivity; Described round platform is provided with reduction torsion spring; One of them leg and the U-shaped connecting rod lower end of described reduction torsion spring offset, and another leg and inner walls offset.
Described contact support is provided with the chute with U-shaped connecting rod adaptation, and described U-shaped connecting rod inserts in chute, and described round platform is provided with compression torsion spring, and one of them leg and the U-shaped connecting rod lower end of described compression torsion spring offset, and another leg and contact support offset.
Described compression torsion spring is torsion spring structure.
One end leg that described compression torsion spring coordinates with U-shaped connecting rod bends rounded, and is enclosed within U-shaped connecting rod.
One end leg that described reduction torsion spring coordinates with U-shaped connecting rod bends rounded, and is enclosed within U-shaped connecting rod.
Described contact is supported the housing of both sides is also provided with arc boss, and described arc boss contacts with contact support and coordinates.
Also be provided with positive stop lug boss in described housing, described positive stop lug boss is positioned at the top position that contact is supported.
The beneficial effects of the utility model are: adopt above scheme, and round platform arranges a reduction torsion spring, strengthen the Flexible Reset power of movable contact system, better overcome the resistance that wire brings, and disconnect more fast and disconnect fully, service behaviour is more stable.
Accompanying drawing explanation
Fig. 1 is the utility model example structure schematic diagram.
Fig. 2 is the structural representation of the utility model embodiment movable contact system.
Fig. 3 is the structural representation of the utility model embodiment reduction torsion spring.
Fig. 4 is the structural representation that the utility model embodiment compresses torsion spring.
1-housing in figure, 11-round platform, 12-arc boss, the left binding post of 2-, the right binding post of 3-, 4-operating mechanism, 41-handle, 42-U type connecting rod, 5-movable contact system, 51-moving contact is supported, 511-chute, 52-contact, 6-static contact system, 7-reduction torsion spring, 8-compresses torsion spring, 9-wire.
Embodiment
Below in conjunction with accompanying drawing, the utility model embodiment is described further:
As shown in the figure, a kind of isolating switch, comprises housing 1, left binding post 2, right binding post 3, operating mechanism 4, movable contact system 5, static contact system 6; Described operating mechanism 4 comprises handle 41, U-shaped connecting rod 42; Described movable contact system 5 comprises contact support 51, moving contact 52; Be provided with protruding round platform 11 in described housing 1, described contact support 51 one end and round platform 11 hinged, the other end is connected with moving contact 52, and is connected with right binding post 3 by wire 9; Described U-shaped connecting rod 42 one end is connected with handle 41, and the other end and contact support that 51 are connected;
Described round platform 11 is provided with reduction torsion spring 7; One of them leg and U-shaped connecting rod 42 lower end of described reduction torsion spring 7 offset, another leg and housing 1 inwall offset, described reduction torsion spring 7 acts on U-shaped connecting rod 42, give contact and support 42 1 restoring forces upwards, when isolating switch disconnects, the elastic-restoring force of reduction torsion spring 7 can overcome the resistance that wire brings, and during disconnection more fast and disconnect more abundant, service behaviour is more stable.
In addition, described contact support 51 is provided with the chute 511 with U-shaped connecting rod 42 adaptation, described U-shaped connecting rod 42 inserts in chute 511, described round platform 11 is provided with and compresses torsion spring 8, one of them leg and U-shaped connecting rod 42 lower end of described compression torsion spring 8 offset, another leg and contact support 51 offset, and making has stable super distance between moving contact 52 and fixed contact, more reliably practical.
One end leg that described compression torsion spring 8, reduction torsion spring 7 coordinate with U-shaped connecting rod 42 bends rounded, and is enclosed within U-shaped connecting rod 42, easier for installation.
Wherein, described compression torsion spring 8 is torsion spring structure, better effects if.
Described contact is supported the housing 1 of 51 both sides is also provided with arc boss 12, and described arc boss 12 and contact prop up 51 and hold to contact and coordinate, and arcuate structure and the contact of arc boss 12 support that the direction of motion is consistent, and when operating, operating handle is better.
In addition, be also provided with positive stop lug boss 10 in described housing 1, described positive stop lug boss 10 is positioned at the top position that contact supports 51, and during disconnection, contact support can limited boss 10 be spacing withstands.
Claims (7)
1. an isolating switch, comprises housing (1), left binding post (2), right binding post (3), operating mechanism (4), movable contact system (5), static contact system (6); Described operating mechanism (4) comprises handle (41), U-shaped connecting rod (42); Described movable contact system (5) comprises contact support (51), moving contact (52); Be provided with protruding round platform (11) in described housing (1), described contact support (51) one end is hinged with round platform (11), and the other end is connected with moving contact (52), and passes through wire (9) and be connected with right binding post (3); Described U-shaped connecting rod (42) one end is connected with handle (41), and the other end is connected with contact support (51);
It is characterized in that: described round platform (11) is provided with reduction torsion spring (7); One of them leg and U-shaped connecting rod (42) lower end of described reduction torsion spring (7) offset, and another leg and housing (1) inwall offset.
2. isolating switch according to claim 1, it is characterized in that: described contact support (51) is provided with the chute (511) adaptive with U-shaped connecting rod (42), described U-shaped connecting rod (42) is inserted in chute (511), described round platform (11) is provided with and compresses torsion spring (8), one of them leg and U-shaped connecting rod (42) lower end of described compression torsion spring (8) offset, and another leg and contact support (51) offset.
3. isolating switch according to claim 2, is characterized in that: described compression torsion spring (8) is torsion spring structure.
4. isolating switch according to claim 2, is characterized in that: one end leg that described compression torsion spring (8) coordinates with U-shaped connecting rod (42) bends rounded, and is enclosed within U-shaped connecting rod (42).
5. isolating switch according to claim 1, is characterized in that: one end leg that described reduction torsion spring (7) coordinates with U-shaped connecting rod (42) bends rounded, and is enclosed within U-shaped connecting rod (42).
6. isolating switch according to claim 1, is characterized in that: the housing (1) of described contact support (51) both sides is also provided with arc boss (12), and described arc boss (12) props up (51) and holds and contact cooperation with contact.
7. isolating switch according to claim 1, is characterized in that: be also provided with positive stop lug boss (10) in described housing (1), and described positive stop lug boss (10) is positioned at the top position of contact support (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520306348.3U CN204558338U (en) | 2015-05-13 | 2015-05-13 | Isolating switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520306348.3U CN204558338U (en) | 2015-05-13 | 2015-05-13 | Isolating switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204558338U true CN204558338U (en) | 2015-08-12 |
Family
ID=53833421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520306348.3U Active CN204558338U (en) | 2015-05-13 | 2015-05-13 | Isolating switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204558338U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108389748A (en) * | 2018-04-26 | 2018-08-10 | 厦门宏发开关设备有限公司 | A kind of protection switch of achievable miniaturization |
| CN112086303A (en) * | 2019-06-12 | 2020-12-15 | 北京明日电器设备有限责任公司 | Small-size isolator |
| CN118073125A (en) * | 2024-04-19 | 2024-05-24 | 加西亚电子电器股份有限公司 | Isolation switch |
-
2015
- 2015-05-13 CN CN201520306348.3U patent/CN204558338U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108389748A (en) * | 2018-04-26 | 2018-08-10 | 厦门宏发开关设备有限公司 | A kind of protection switch of achievable miniaturization |
| CN108389748B (en) * | 2018-04-26 | 2023-11-03 | 厦门宏发开关设备有限公司 | Protection switch capable of realizing miniaturization |
| CN112086303A (en) * | 2019-06-12 | 2020-12-15 | 北京明日电器设备有限责任公司 | Small-size isolator |
| CN118073125A (en) * | 2024-04-19 | 2024-05-24 | 加西亚电子电器股份有限公司 | Isolation switch |
| CN118073125B (en) * | 2024-04-19 | 2024-08-02 | 加西亚电子电器股份有限公司 | Isolation switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Yueqing East Street North Baixiang Town Industrial Zone 325603 Bai TA Wang Zhejiang province Wenzhou City No. 545 Patentee after: Garcia electronic appliance Limited by Share Ltd Address before: Yueqing East Street North Baixiang Town Industrial Zone 325603 Bai TA Wang Zhejiang province Wenzhou City No. 545 Patentee before: GACIA ELECTRICAL APPLIANCE CO., LTD. |