CN202423936U - Interlocking device - Google Patents
Interlocking device Download PDFInfo
- Publication number
- CN202423936U CN202423936U CN2011205558853U CN201120555885U CN202423936U CN 202423936 U CN202423936 U CN 202423936U CN 2011205558853 U CN2011205558853 U CN 2011205558853U CN 201120555885 U CN201120555885 U CN 201120555885U CN 202423936 U CN202423936 U CN 202423936U
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- CN
- China
- Prior art keywords
- fixed head
- circuit breaker
- connecting rod
- interlock
- thrust pin
- 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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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model discloses an interlocking device, which comprises a shaft housing, a fixing plate, a stop pin, a connecting piece, a connecting rod and a movable plate; the shaft housing comprises a main body part and a flange part; a pin hole is formed in the flange part; the connecting piece comprises a first connecting part and a second connecting part; the shaft housing is sleeved and fixedly arranged on an earthing switch shaft; the fixing plate is arranged at the lateral side of the shaft housing; the stop pin is arranged on the fixing plate in a sliding way; the connecting piece is rotatably arranged on the fixing plate through a bolt hole arranged at the middle part of the connecting piece; the first mounting part of the connecting piece is connected with the stop pin; when the connecting piece is rotated, the stop pin can be pushed to slide in the pin hole along the fixing plate; one end of the connecting rod is connected with a second mounting part; the other end of the connecting rod is connected with the movable plate; and the movable plate is arranged at the working position of a circuit breaker, and can move towards the lower side of the circuit board. The interlocking device provided by the utility model can automatically finish controlling the earthing switch shaft, so that the earthing switch cannot be switched on when the circuit breaker is located at the working position.
Description
Technical field
The utility model relates to the switch cubicle technical field, more particularly, relates to a kind of interlock.
Background technology
Switch cubicle is a kind of electric equipment, and outside line is introduced into master switch in the cabinet, gets into then to divide the control switch, and each needs to be provided with by it along separate routes.The inside of switch cubicle is provided with ground connection interlock and valve interlock, and wherein the effect of valve interlock is when circuit breaker during in the service position, makes the earthed switch in the above-mentioned ground connection interlock keep gate-dividing state; Above-mentioned ground connection interlock is provided with earthed switch separating brake and the earthed switch axle of combined floodgate of control in this ground connection interlock, can realize the combined floodgate and the separating brake of this earthed switch through twist above-mentioned earthed switch axle towards different directions.
Existing valve interlock comprises the manual propulsive mechanism of circuit breaker, and the manual propulsive mechanism of this circuit breaker is arranged in the switch cubicle, and it links to each other with the ground connection interlock; The earthed switch axle links to each other through first interlock with the valve junction panel of switch cubicle; Above-mentioned valve junction panel can the control switch cabinet the switching of valve.When circuit breaker during to the service position, at first, is opened the valve of switch cubicle by test position; Then, rotating the earthed switch axle can move the manual propulsive mechanism of circuit breaker; Again, the manual propulsive mechanism of circuit breaker shaken enter the service position.When circuit breaker is in the service position; The valve of switch cubicle is in opening; The above-mentioned valve junction panel that links to each other with valve blocks above-mentioned first interlock, and the earthed switch axle that links to each other with above-mentioned first interlock blocks and can not rotate, and earthed switch can not be closed a floodgate.
But; Existing valve interlock is in application process; Need the workman manually to accomplish the initial operation of opening valve, so that the closely linked action of each parts in the valve interlock realizes the function that earthed switch can't be closed a floodgate when circuit breaker is in the service position; And not having artificial operation in the intelligent switchboard, existing valve interlock can't satisfy the automation requirement of novel intelligent switch cubicle.
In sum, how to provide a kind of and can accomplish the control earthed switch automatically, making its interlock that when circuit breaker is in the service position, can't close a floodgate is those skilled in the art's problem demanding prompt solutions.
The utility model content
In view of this, the utility model provides a kind of interlock, can accomplish control earthed switch axle automatically, and earthed switch can't be closed a floodgate when circuit breaker is in the service position.
For realizing above-mentioned purpose, the utility model provides following technical scheme:
A kind of interlock comprises:
Sheathed and be fixed on the axle sleeve on the earthed switch axle, said axle sleeve comprises flange part and main part, and said flange part is provided with pin hole;
Be arranged on the fixed head of said axle sleeve side;
Be slidably disposed on the thrust pin on the said fixed head;
With the brace that said thrust pin links to each other, said brace is arranged on the said fixed head rotationally, and it comprises first connecting portion and second connecting portion; Said first installation portion links to each other with said thrust pin, and said brace can promote said thrust pin when rotating and slips into said pin hole along said fixed head;
The connecting rod that links to each other with said second installation portion; With
With the portable plate that said connecting rod links to each other, said portable plate is arranged on the place, service position of circuit breaker, and it can be arranged on the downside of said circuit breaker movably to the downside of said circuit breaker.
Preferably, in the above-mentioned interlock, said fixed head comprises first fixed head and second fixed head; Said thrust pin is slidably disposed on said first fixed head; Said brace is arranged on said second fixed head rotationally.
Preferably, in the above-mentioned interlock, said thrust pin is provided with first bolt; The end of said first installation portion is provided with first installing hole of strip; Said first installation portion interconnects through said first bolt and cooperating of said first installing hole with said thrust pin.
Preferably, in the above-mentioned interlock, said connecting rod is provided with second bolt with the end that said second installation portion is connected; The end of said second installation portion is provided with strip second installing hole, and said connecting rod interconnects through said second bolt and cooperating of said second installing hole with said second installation portion.
The interlock that the utility model embodiment provides comprises axle sleeve, fixed head, thrust pin, brace, connecting rod and portable plate, and wherein, axle sleeve is set on the earthed switch axle; Thrust pin is slidably disposed on the fixed head, and it links to each other with brace; Brace links to each other with connecting rod respectively with portable plate; Portable plate is arranged on the service position place of circuit breaker, and in the lower end of circuit breaker.In the work, when the control of the controlled system of the circuit breaker of intelligent switchboard moved to the service position by test position, portable plate moved down under the effect of circuit breaker; The drive connecting rod moves down; The brace that is connected with above-mentioned connecting rod rotates, and makes the thrust pin that is connected with brace slide and slip into the pin hole place on the axle sleeve along fixed head, and axle sleeve is pinned by thrust pin; The earthed switch axle can not rotate, and guarantees that earthed switch is at circuit breaker under the situation of service position can not close a floodgate.The interlock that the utility model provides is controlled circuit breaker and when moving to the service position, is accomplished the work of pinning the earthed switch axle by the experiment position automatically in intelligent switchboard system, guarantee that earthed switch is in the service position at circuit breaker and can close a floodgate at present.
Also have, the interlock that the utility model provides is simple in structure, reliable operation, and cost of manufacture is low.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
The structural representation of the interlock that Fig. 1 provides for the utility model embodiment;
Wherein, among the last figure:
Embodiment
To combine the accompanying drawing among the utility model embodiment below, the technical scheme among the utility model embodiment is carried out clear, intactly description, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
The utility model embodiment discloses a kind of interlock, can accomplish control earthed switch axle automatically, and earthed switch can't be closed a floodgate when circuit breaker is in the service position.
See also Fig. 1; The interlock that the utility model embodiment provides comprises axle sleeve 101, fixed head, thrust pin 107, brace 105, connecting rod 104 and portable plate 103; Wherein, axle sleeve 101 comprises main part and flange part, and above-mentioned flange part is provided with pin hole; Brace 105 comprises first connecting portion and second connecting portion, and first connecting portion and second connecting portion composition V-arrangement; Axle sleeve 101 is sheathed and be fixed on the earthed switch axle 108; Fixed head is arranged on the side of axle sleeve 101; Thrust pin 107 is slidably disposed on the fixed head; Brace 105 is arranged on the fixed head through the bolt hole of center rotationally, and its first installation portion links to each other with thrust pin 107, when brace 105 rotates, can promote above-mentioned thrust pin 107 and slip in the above-mentioned pin hole along fixed head; One end of connecting rod 104 links to each other with second installation portion, and its other end links to each other with portable plate 103; Portable plate 103 is arranged on the place, service position of circuit breaker, and it can be that the downside of axial circuit breaker rotates with the junction with connecting rod 104 to the following side shifting of circuit breaker.
Concrete, in the interlock that the foregoing description provides, fixed head comprises first fixed head 102 and second fixed head 106, wherein, first fixed head 102 is arranged between second fixed head 106 and the earthed switch axle 108; Thrust pin 107 is slidably disposed on first fixed head 102; Brace 105 is arranged on second fixed head 106 rotationally.
Concrete, in the interlock that the foregoing description provides, the two ends of first fixed head 102 are respectively equipped with the collar, and thrust pin 107 is arranged in the collar; Part on the thrust pin 107 between above-mentioned two collars is provided with first bolt; The end that first installation portion links to each other with above-mentioned thrust pin 107 is provided with strip first installing hole; First installation portion interconnects through first bolt and cooperating of first installing hole with thrust pin 107.
Concrete, in the interlock that the foregoing description provides, the end that connecting rod 104 is connected with second installation portion is provided with second bolt; The end that second installation portion links to each other with connecting rod 104 is provided with second installing hole of strip, and connecting rod 104 interconnects through second bolt and cooperating of second installing hole with second installation portion.
The interlock that the utility model embodiment provides comprises axle sleeve 101, fixed head 102, thrust pin 107, brace 105, connecting rod 104 and portable plate 103, and wherein, axle sleeve 101 is set on the earthed switch axle 108; Thrust pin 107 is slidably disposed on the fixed head, and it links to each other with brace 105; Brace 105 links to each other with connecting rod 104 respectively with portable plate 103; Portable plate 103 is arranged on the service position place of circuit breaker, and in the lower end of circuit breaker.In the work; When the control of the controlled system of the circuit breaker of intelligent switchboard moved to the service position by test position, portable plate 103 serve as axially to descend rotation with himself with the junction of connecting rod 104 under the effect of circuit breaker, and himself integral body moves down; Driving connecting rod 104 moves down; The brace 105 that is connected with above-mentioned connecting rod 104 rotates, and the thrust pin 107 that is connected with brace 105 is along the fixed head slip and slip into the pin hole place on the axle sleeve 101, and axle sleeve 101 is pinned by thrust pin 107; Earthed switch axle 108 can not rotate, and guarantees that earthed switch is at circuit breaker under the situation of service position can not close a floodgate.The interlock that the utility model provides is controlled circuit breaker and when moving to the service position, is accomplished the work of pinning earthed switch axle 108 by the experiment position automatically in intelligent switchboard system, guarantee that earthed switch is in the service position at circuit breaker and can close a floodgate at present.
Also have, the interlock that the utility model embodiment provides is simple in structure, reliable operation, and cost of manufacture is low.
Each embodiment adopts the mode of going forward one by one to describe in this specification, and what each embodiment stressed all is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined General Principle can realize under the situation of spirit that does not break away from the utility model or scope in other embodiments among this paper.Therefore, the utility model will can not be restricted to these embodiment shown in this paper, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (4)
1. an interlock is characterized in that, comprising:
Sheathed and be fixed on the axle sleeve (101) on the earthed switch axle (108), said axle sleeve (101) comprises flange part and main part, and said flange part is provided with pin hole;
Be arranged on the fixed head of said axle sleeve (101) side;
Be slidably disposed on the thrust pin (107) on the said fixed head;
The brace (105) that links to each other with said thrust pin (107), said brace (105) is arranged on the said fixed head rotationally, and it comprises first connecting portion and second connecting portion; Said first installation portion links to each other with said thrust pin (107), and said brace (105) can promote said thrust pin (107) when rotating and slips into said pin hole along said fixed head;
The connecting rod (104) that links to each other with said second installation portion; With
The portable plate (103) that links to each other with said connecting rod (104), said portable plate (103) are arranged on the place, service position of circuit breaker, and it can be arranged on the downside of said circuit breaker movably to the downside of said circuit breaker.
2. interlock according to claim 1 is characterized in that, said fixed head comprises first fixed head (102) and second fixed head (106); Said thrust pin (107) is slidably disposed on said first fixed head (102); Said brace (105) is arranged on said second fixed head (102) rotationally.
3. interlock according to claim 2 is characterized in that, said thrust pin (107) is provided with first bolt; The end of said first installation portion is provided with first installing hole of strip; Said first installation portion interconnects through said first bolt and cooperating of said first installing hole with said thrust pin (107).
4. interlock according to claim 3 is characterized in that, said connecting rod (104) is provided with second bolt with the end that said second installation portion is connected; The end of said second installation portion is provided with strip second installing hole, and said connecting rod (104) interconnects through said second bolt and cooperating of said second installing hole with said second installation portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205558853U CN202423936U (en) | 2011-12-27 | 2011-12-27 | Interlocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205558853U CN202423936U (en) | 2011-12-27 | 2011-12-27 | Interlocking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202423936U true CN202423936U (en) | 2012-09-05 |
Family
ID=46748662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205558853U Expired - Lifetime CN202423936U (en) | 2011-12-27 | 2011-12-27 | Interlocking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202423936U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103346502A (en) * | 2013-07-19 | 2013-10-09 | 国家电网公司 | Interlocking device for preventing false switching of ground knife after handcart is pushed in switch cabinet |
| CN106099731A (en) * | 2016-08-19 | 2016-11-09 | 常熟开关制造有限公司(原常熟开关厂） | A kind of handcart type breaker |
-
2011
- 2011-12-27 CN CN2011205558853U patent/CN202423936U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103346502A (en) * | 2013-07-19 | 2013-10-09 | 国家电网公司 | Interlocking device for preventing false switching of ground knife after handcart is pushed in switch cabinet |
| CN106099731A (en) * | 2016-08-19 | 2016-11-09 | 常熟开关制造有限公司(原常熟开关厂） | A kind of handcart type breaker |
| CN106099731B (en) * | 2016-08-19 | 2017-12-22 | 常熟开关制造有限公司(原常熟开关厂） | A kind of handcart type breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HUAIBEI WANLI LONGBO ELECTRIC CO., LTD. Free format text: FORMER OWNER: ANHUI LONGPO ELECTRICAL CO., LTD. Effective date: 20140709 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20140709 Address after: 235000 No. 156 Huaihai East Road, Longhu Industrial Park, Huaibei Economic Development Zone, Anhui, China Patentee after: Hubei Wanli Longbo Electrical Co., Ltd. Address before: 235000 Anhui city of Huaibei Province Economic and Technological Development Zone Longhu Industrial Park No. 86 Zhang Xu Patentee before: Anhui Longpo Electrical Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120905 |