CN203038807U - Auxiliary switch - Google Patents
Auxiliary switch Download PDFInfo
- Publication number
- CN203038807U CN203038807U CN 201220738356 CN201220738356U CN203038807U CN 203038807 U CN203038807 U CN 203038807U CN 201220738356 CN201220738356 CN 201220738356 CN 201220738356 U CN201220738356 U CN 201220738356U CN 203038807 U CN203038807 U CN 203038807U
- Authority
- CN
- China
- Prior art keywords
- slide block
- pedestal
- auxiliary switch
- containing cavity
- lid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model provides an auxiliary switch, belonging to the technical field of low-voltage electrical appliances. The auxiliary switch comprises a base, a microswitch, a sliding block and a cover. The base is matched with the cover, and a containing cavity is formed in the base and the cover. The microswitch is arranged in the containing cavity and is fixed with the base. The sliding block is arranged in the containing cavity, and a sliding fit is formed by the sliding block and the base. The sliding block is used for being matched with the microswitch. The sliding block is provided with an actuating part which projects out of the base from the containing cavity. The auxiliary switch has the advantages that the auxiliary switch has the advantages of compact structure, convenient assembly and strong vibration resistance and impact resistance ability; the connection of two or more auxiliary switches is realized through the insertion cooperation of an actuating part on a sliding block of an auxiliary switch with a groove on a sliding block of another auxiliary switch, and the expansion of multiple groups of applications is facilitated.
Description
Technical field
The utility model belongs to the low voltage electrical apparatus technology field, is specifically related to a kind of auxiliary switch for adaptive contactor
Background technology
Contactor is a kind of electrical equipment of connection and disjunction AC and DC major loop etc. continually that is applicable to.It mainly as the startup of control AC and DC motor, stop and speed governing, and with circuit breaker or the combination of other suitable protective devices, the protection contingent overload of motor or short circuit.Usually available one or more auxiliary switches expand contactor, make it as much as possiblely satisfy control loop or staff for the collection of main noddle on contactor state information.
The more employing bridge-type of contactor auxiliary switch of the prior art is with the ejector half structure.Usually will assist moving contact to be installed on the support of main contact, assign to realize the function of normally-open normally-close along with closing of main contact.This kind structure is owing to be made up of many groups moving contact, fixed contact, spring etc., and structure is complicated, and has increased the difficulty of assembling, can not guarantee the quality of product.Simultaneously, owing to be subjected to the restriction of said structure, if will increase the number of contacts of output, need to change whole auxiliary switch, not only be not easy to expanded application, and increased the cost that uses.
In view of above-mentioned prior art, be necessary existing auxiliary switch structure is improved, for this reason, the applicant has done actively and effectively to explore, and technical scheme described below produces under this background
Summary of the invention
The purpose of this utility model is that a kind of auxiliary switch for adaptive contactor will be provided, its easy to assembly, compact conformation, and be easy to expand many group application.
The purpose of this utility model reaches like this, a kind of auxiliary switch, it is characterized in that: comprise pedestal, sensitive switch, slide block and lid, described pedestal and described lid cover mutually joins and constitutes containing cavity in inside, described sensitive switch is arranged in the containing cavity and with described pedestal and fixes, described slide block is arranged on equally in the containing cavity and with described pedestal formation and is slidingly matched, slide block is used for cooperating with described sensitive switch, and have actuation part at slide block, this actuation part is stuck in outside the pedestal by containing cavity.
In a specific embodiment of the present utility model, described pedestal is equipped with two spacing preiections in the glide direction of bottom interior wall upper edge slide block, described slide block places between two spacing preiections and both formations are slidingly matched, between two spacing preiections of pedestal, offer first slotted hole, described actuation part under installment state, be arranged on slide block towards a side of base bottom, this actuation part is stuck in outside the pedestal by containing cavity after passing described first slotted hole.
In another specific embodiment of the present utility model, the length of described first slotted hole is greater than the actual slide displacement amount of slide block.
In another specific embodiment of the present utility model, described slide block has also extended one in following side towards sensitive switch of installment state and has driven boss, and described slide block is realized and the cooperating of sensitive switch by driving boss.
In another specific embodiment of the present utility model, described pedestal is equipped with backstay and card base towards the direction of containing cavity on bottom interior wall, described backstay passes the location hole on the sensitive switch, and described card base has a pair of and is hooked in the both sides of sensitive switch.
In of the present utility model and then specific embodiment, described slide block offers groove in following side towards lid of installment state, and the position of described groove is corresponding with the position of described actuation part.
More of the present utility model and in specific embodiment, described covering offers second slotted hole, lid and pedestal are joined down the position of described second slotted hole and equal in length corresponding with the position of described first slotted hole at lid mutually.
The utility model is because after adopting said structure, the beneficial effect that has: at first, compact conformation, easy to assembly, and anti-vibration and impact capacity are strong; Secondly, the inserting by the groove on the slide block of the actuation part on the slide block of an auxiliary switch and another auxiliary switch realizes being connected of two or more auxiliary switches, thereby very is conducive to expand many group application.
Description of drawings
Fig. 1 is an embodiment three-dimensional exploded view of the present utility model.
Fig. 2 is an embodiment schematic perspective view of slide block described in the utility model.
Among the figure: 1. pedestal, 10. containing cavity, 11. spacing preiections, 12. first slotted holes, 13. backstays, 14. card bases; 2. sensitive switch, 21. location holes; 3. slide block, 31. grooves, 32. braking parts, 33. drive boss; The lid, 41. second slotted holes; 5. screw.
Embodiment
In order to make the public can fully understand technical spirit of the present utility model and beneficial effect; the applicant will describe in detail embodiment of the present utility model below by reference to the accompanying drawings; but the applicant is not restriction to technical scheme to the description of embodiment, anyly makes form but not the variation of essence all should be considered as protection range of the present utility model according to the utility model design.
See also Fig. 1 and in conjunction with Fig. 2, a kind of auxiliary switch of the utility model, comprise pedestal 1, sensitive switch 2, slide block 3 and cover 4, described pedestal 1 and described lid 4 by screw 5 mutually lid join and constitute containing cavity 10 in inside, described sensitive switch 2 is arranged in the containing cavity 10 and with described pedestal 1 and fixes, described slide block 3 is arranged on equally in the containing cavity 10 and with described pedestal 1 formation and is slidingly matched, slide block 3 is used for cooperating with described sensitive switch 2, and have actuation part 32 at slide block 3, this actuation part 32 is stuck in outside the pedestal 1 by containing cavity 10.
Described pedestal 1 is equipped with two spacing preiections 11 in the glide direction of bottom interior wall upper edge slide block 3, described slide block 3 places between two spacing preiections 11 and both formations are slidingly matched, between two spacing preiections 11 of pedestal 1, offer length greater than first slotted hole 12 of the actual slide displacement amount of slide block 3, described actuation part 32 is arranged on 3 sides towards pedestal 1 bottom of slide block under installment state, this actuation part 32 is stuck in outside the pedestal 1 by containing cavity 10 after passing described first slotted hole 12.
Described pedestal 1 is equipped with backstay 13 and card base 14 towards the direction of containing cavity 10 on bottom interior wall, described backstay 13 passes the location hole 21 on the sensitive switch 2, described card base 14 has a pair of, and a pair of card base 14 is hooked in the both sides of sensitive switch 2 can finish the accurate location of sensitive switch 2 and reliably installation.Certainly, sensitive switch 2 is unrestricted with the fixed form of pedestal 1, can also pass location hole 21 on the sensitive switch 2 by screw, thereby sensitive switch 2 is fixed on the pedestal 1.
Described slide block 3 offers groove 31 in following side towards lid 4 of installment state, and the position of described groove 31 is corresponding with the position of described actuation part 32.Offer second slotted hole 41 on the described lid 4, lid 4 is joined down the position of described second slotted hole 41 and equal in length corresponding with the position of described first slotted hole 12 with pedestal 1 at mutual lid.
Described slide block 3 has also extended one in following side towards sensitive switch 2 of installment state and has driven boss 33, and described slide block 3 is realized and the cooperating of sensitive switch 2 by driving boss 33.Specifically: when contactor was done the on/off switch action, slide block 3 was followed main noddle on contactor and is synchronized with the movement, and the driving boss 33 of slide block 3 touches sensitive switch 2 actions, the on/off switch signal of sensitive switch 2 output contactors.
When using auxiliary switch of the present utility model, actuation part 32 is connected with the main noddle on contactor frame, when contactor was done the on/off switch action, the slide block 3 of auxiliary switch was followed main noddle on contactor and is synchronized with the movement, thereby has exported the on/off switch signal of contactor.
When needs increase the output of on/off switch signal of contactor, two or more auxiliary switches of the present utility model are arranged side by side, the actuation part 32 of an auxiliary switch pass another auxiliary switch lid 4 second slotted hole 41 and be insinuated in the groove 31 of slide block 3 of this auxiliary switch, and pedestal and lid that will these two or more auxiliary switches interfix, and constitutes the auxiliary switch group.Do on/off switch when action when contactor, the slide block 3 of auxiliary switch group one side is followed main noddle on contactor and is synchronized with the movement, and the slide block 3 that drives whole auxiliary switch group is followed main noddle on contactor and is synchronized with the movement, thereby has expanded the output of the on/off switch signal of contactor
Claims (7)
1.
A kind of auxiliary switch, it is characterized in that: comprise pedestal (1), sensitive switch (2), slide block (3) and lid (4), described pedestal (1) and described lid (4) lid are mutually joined and are constituted containing cavity (10) in inside, described sensitive switch (2) is arranged in the containing cavity (10) and with described pedestal (1) and fixes, described slide block (3) is arranged on equally in the containing cavity (10) and with described pedestal (1) formation and is slidingly matched, slide block (3) is used for cooperating with described sensitive switch (2), and have actuation part (32) at slide block (3), this actuation part (32) is stuck in outside the pedestal (1) by containing cavity (10).
2.
A kind of auxiliary switch according to claim 1, it is characterized in that described pedestal (1) is equipped with two spacing preiections (11) in the glide direction of bottom interior wall upper edge slide block (3), described slide block (3) places between two spacing preiections (11) and both formations are slidingly matched, between two spacing preiections (11) of pedestal (1), offer first slotted hole (12), described actuation part (32) under installment state, be arranged on slide block (3) towards a side of pedestal (1) bottom, this actuation part (32) is stuck in outside the pedestal (1) by containing cavity (10) passing described first slotted hole (12) back.
3.
A kind of auxiliary switch according to claim 2 is characterized in that the length of described first slotted hole (12) is greater than the actual slide displacement amount of slide block (3).
4.
A kind of auxiliary switch according to claim 1, it is characterized in that described slide block (3) has also extended one in following side towards sensitive switch (2) of installment state and driven boss (33), described slide block (3) is realized and the cooperating of sensitive switch (2) by driving boss (33).
5.
A kind of auxiliary switch according to claim 1, it is characterized in that described pedestal (1) is equipped with backstay (13) and card base (14) towards the direction of containing cavity (10) on bottom interior wall, described backstay (13) passes the location hole (21) on the sensitive switch (2), and described card base (14) has a pair of and is hooked in the both sides of sensitive switch (2).
6.
A kind of auxiliary switch according to claim 1 is characterized in that described slide block (3) offers groove (31) in following side towards lid (4) of installment state, and the position of described groove (31) is corresponding with the position of described actuation part (32).
7.
A kind of auxiliary switch according to claim 2, it is characterized in that offering on the described lid (4) second slotted hole (41), lid (4) and pedestal (1) are joined down at lid mutually, the corresponding and equal in length in position of the position of described second slotted hole (41) and described first slotted hole (12)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220738356 CN203038807U (en) | 2012-12-28 | 2012-12-28 | Auxiliary switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220738356 CN203038807U (en) | 2012-12-28 | 2012-12-28 | Auxiliary switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203038807U true CN203038807U (en) | 2013-07-03 |
Family
ID=48690904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220738356 Expired - Lifetime CN203038807U (en) | 2012-12-28 | 2012-12-28 | Auxiliary switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203038807U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106971878A (en) * | 2017-05-18 | 2017-07-21 | 南京大全电气研究院有限公司 | A kind of breaker auxiliary switch and the breaker with auxiliary switch |
-
2012
- 2012-12-28 CN CN 201220738356 patent/CN203038807U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106971878A (en) * | 2017-05-18 | 2017-07-21 | 南京大全电气研究院有限公司 | A kind of breaker auxiliary switch and the breaker with auxiliary switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130703 |
|
| CX01 | Expiry of patent term |