CN102254754B - Plug-in connecting terminal of breaker - Google Patents
Plug-in connecting terminal of breaker Download PDFInfo
- Publication number
- CN102254754B CN102254754B CN201010178447.XA CN201010178447A CN102254754B CN 102254754 B CN102254754 B CN 102254754B CN 201010178447 A CN201010178447 A CN 201010178447A CN 102254754 B CN102254754 B CN 102254754B
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- CN
- China
- Prior art keywords
- contact
- fixed contact
- guide block
- moving contact
- plug
- 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 - Fee Related
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Abstract
The invention discloses a plug-in connecting terminal of a breaker. The plug-in connecting terminal is formed by combining a moving contact and a fixed contact; both ends of the fixed contact are respectively provided with a fixed contact guide block, both ends of the moving contact are respectively provided with a moving contact guide block; the inner side of a front end of the fixed contact guide block is provided with a fixed contact guide block slope, the outer side of a front end of the moving contact guide block is provided with an outer slope, and the outer slope is match with the fixed contact guide block slope; and the inner side of the front end of the moving contact guide block is further provided with an inner slope. The fixed contact is formed by horizontally overlapping a plurality of contact plates, and a conducting plate is arranged in the contact plate. Slots are arranged in the moving contact and divided into an upper group and a lower group; in any group of slots, the number of the slots is matched with that of the contact plates. When in a work state, the breaker using the plug-in connecting terminal can still guarantee the automatic adjustment of the position between the moving contact and the fixed contact even if a position difference s between the slot of the moving contact and a contact terminal of the fixed contact is not more than about 3 mm when the moving contact is connected with the fixed contact, the slot of the moving contact can be in accurate plug connection with the contact terminal of the fixed contact so that the conducting plates in the moving contact and the fixed contact can be reliably connected to guarantee the stability and reliability of the work of the breaker.
Description
Technical field
The present invention relates to a kind of structure member that is applied to circuit breaker, be specifically related to a kind of plug-in connecting terminal of circuit breaker.
Background technology
Circuit breaker is used for connecting internal circuit and the external circuit of certain limit, its effect is equivalent to master switch, circuit breaker basic structure comprise two parts, i.e. binding post and drive unit, under the drive of drive unit, binding post can be communicated with or open circuit.The binding post of circuit breaker is according to different connected modes, can be divided into wiring and plug-in connecting terminal after wiring before plate, plate, adopt the circuit breaker of plug-in connecting terminal, omit the interior necessary isolator of binding post of original general circuit breaker, improve the economy using, bring very large convenience to operation and maintenance simultaneously, increased fail safe, reliability.
Because the circuit breaker that adopts plug-in connecting terminal has above-mentioned advantage, therefore operating, safeguarding and replacing all more for convenience, so obtained using comparatively widely at present with the circuit breaker of plug-in connecting terminal.
With the circuit breaker of plug-in connecting terminal, its binding post is generally made up of moving contact and fixed contact, and moving contact is arranged on the drive unit of circuit breaker; Fixed contact is fixed in the housing of circuit breaker, and drive unit drives moving contact reciprocating motion, is inserted, extracts fixed contact and realized the connecting and disconnecting of circuit by moving contact.The reliability and stability of the connection of dynamic and static contact have important impact for the performance of circuit breaker.
Existing fixed contact, that contact level is stacked forms by several, conducting strip is all housed in each contact, in moving contact, be provided with equally conducting strip, at work, moving contact, under the driving of the drive unit of circuit breaker, moves to fixed contact, thereby the contact end of fixed contact is inserted in the slot matching with described contact end on moving contact, thereby realized the connection of the conducting strip in dynamic/static contact.
What be easy to expect is; because the error of installing is inevitable; and circuit breaker is in repeatedly working; each parts room machine position can change a lot; therefore moving contact and the fixed contact of insertion produce certain alternate position spike on left and right directions relatively often to understand occurred level; so just may cause the contact end of fixed contact cannot insert accurately in the slot of moving contact; thereby cause the fault of circuit breaker; not only affect reliability and the job stability of circuit breaker, also can cause failure rate raising and the decline in useful life of circuit breaker.
Summary of the invention:
Goal of the invention of the present invention, be the defect existing for above-mentioned prior art, a kind of plug-in connecting terminal of circuit breaker is provided, adopt the circuit breaker of this binding post, even if in working order, there is the alternate position spike that is not more than 3mm left and right in the slot of moving contact and the contact terminal of fixed contact left and right, still can guarantee the automatic adjustment of position between moving contact and fixed contact, make the slot of moving contact and the contact end of fixed contact insert and be connected accurately, thereby the conducting strip in dynamic/static contact is reliably connected, guaranteed stability and the reliability of circuit breaker work.
For achieving the above object, the technical solution used in the present invention is:
A kind of plug-in connecting terminal of circuit breaker, constituted by moving contact and fixed contact, described fixed contact two ends are provided with fixed contact guide block, described moving contact two ends are provided with moving contact guide block, the front end inner side of described fixed contact guide block is provided with fixed contact guide block inclined-plane, described moving contact guide block front end outside is provided with outer inclined-plane, and described outer inclined-plane matches with described fixed contact guide block inclined-plane; Described moving contact guide block front end inner side is also provided with interior inclined-plane.
Further, contact level is stacked forms by several for described fixed contact, and conducting strip is located in described contact.
Further, in described moving contact, be provided with slot, described slot is divided into upper and lower two groups, and in any group slot, the quantity of slot matches with described contact quantity.
Beneficial effect of the present invention is:
The invention provides a kind of plug-in connecting terminal of circuit breaker, adopt the circuit breaker of this plug-in connecting terminal, in operating state, in the time that moving contact is connected with fixed contact, even if there is the alternate position spike that is not more than 3mm left and right in the contact terminal of the slot of moving contact and fixed contact left and right, still can guarantee the automatic adjustment of position between moving contact and fixed contact, make the slot of moving contact and the contact end of fixed contact insert and be connected accurately, thereby the conducting strip in dynamic/static contact is reliably connected, guaranteed stability and the reliability of circuit breaker work.
Brief description of the drawings:
Fig. 1 is that moving contact of the present invention and fixed contact insert view;
Fig. 2 is structural representation of the present invention.
Embodiment:
Below in conjunction with accompanying drawing, the present invention is further explained and is illustrated:
As shown in Figure 1, 2: a kind of plug-in connecting terminal of circuit breaker, constituted by moving contact 2 and fixed contact 1, described fixed contact 1 two ends are provided with fixed contact guide block 11, described moving contact 2 two ends are provided with moving contact guide block 21, the front end inner side of described fixed contact guide block 11 is provided with fixed contact guide block inclined-plane 12, described moving contact guide block 21 front end outsides are provided with outer inclined-plane 22, and described outer inclined-plane 22 matches with described fixed contact guide block inclined-plane 12; The front end inner side of described moving contact guide block 21 is also provided with interior inclined-plane 23.
Contact 13 levels are stacked forms by several for described fixed contact 1, and conducting strip is located in described contact 13.In described moving contact 2, be provided with slot 24, described slot 24 is divided into upper and lower two groups, and in any group slot, the quantity of slot matches with described contact 13 quantity.
In the time that moving contact 2 is connected with fixed contact 1, even if dynamic/static contact is not aimed at completely on the left and right directions of level, and exist range difference, also can be by the cooperation screens between the fixed contact guide block inclined-plane 12 of fixed contact guide block 11 front ends and the outer inclined-plane 22 of moving contact guide block 21 front ends, make dynamic/static contact on the left and right directions of level, realize automatic position adjustments, being slidably connected of level between dynamic/static contact can be further guaranteed on the interior inclined-plane 23 of the front end inner side of described moving contact guide block 21, thereby make slot on moving contact and contact on fixed contact---be accurately connected location, thereby the stability and the reliability that between dynamic/static contact, connect are guaranteed, and then ensure the serviceability of circuit breaker.
It should be noted that embodiment is only to explanation of the present invention, should not be regarded as restriction and restriction to technical scheme of the present invention, therefore, adopt flesh and blood of the present invention and only make local change, must fall within the scope of protection of the present invention.
Claims (3)
1. the plug-in connecting terminal of a circuit breaker, constituted by moving contact (2) and fixed contact (1), it is characterized in that: described fixed contact (1) two ends are provided with fixed contact guide block (11), described moving contact (2) two ends are provided with moving contact guide block (21), the front end inner side of described fixed contact guide block (11) is provided with fixed contact guide block inclined-plane (12), described moving contact guide block (21) front end outside is provided with outer inclined-plane (22), and described outer inclined-plane (22) matches with described fixed contact guide block inclined-plane (12); The front end inner side of described moving contact guide block (21) is also provided with interior inclined-plane (23).
2. the plug-in connecting terminal of a kind of circuit breaker according to claim 1, is characterized in that: described fixed contact (1) is by the stacked formation of several contacts (13) level, and conducting strip is located in described contact.
3. the plug-in connecting terminal of a kind of circuit breaker according to claim 2, it is characterized in that: in described moving contact (2), be provided with slot (24), described slot (24) is divided into upper and lower two groups, and in any group slot, the quantity of slot matches with described contact (13) quantity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010178447.XA CN102254754B (en) | 2010-05-20 | 2010-05-20 | Plug-in connecting terminal of breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010178447.XA CN102254754B (en) | 2010-05-20 | 2010-05-20 | Plug-in connecting terminal of breaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102254754A CN102254754A (en) | 2011-11-23 |
| CN102254754B true CN102254754B (en) | 2014-07-30 |
Family
ID=44981941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010178447.XA Expired - Fee Related CN102254754B (en) | 2010-05-20 | 2010-05-20 | Plug-in connecting terminal of breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102254754B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103441040B (en) * | 2013-08-13 | 2015-09-30 | 慈溪市铄博电器科技有限公司 | A kind of binding post of circuit breaker |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1366725A (en) * | 2000-04-03 | 2002-08-28 | 寺崎电气产业株式会社 | Wiring circuit breaker and switchboard |
| CN2626040Y (en) * | 2003-06-25 | 2004-07-14 | 上海电器科学研究所 | Plug in type connecting terminal for drawer type circuit breaker |
| CN201171028Y (en) * | 2008-03-13 | 2008-12-24 | 江苏大全凯帆电器有限公司 | Plug-in type connecting terminal for circuit breaker |
| CN101710553A (en) * | 2009-12-17 | 2010-05-19 | 马建明 | Plug-in connecting terminal for use in universal circuit breaker |
| CN201732741U (en) * | 2010-05-20 | 2011-02-02 | 马建明 | Inserted connection terminal of circuit breaker |
-
2010
- 2010-05-20 CN CN201010178447.XA patent/CN102254754B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1366725A (en) * | 2000-04-03 | 2002-08-28 | 寺崎电气产业株式会社 | Wiring circuit breaker and switchboard |
| CN2626040Y (en) * | 2003-06-25 | 2004-07-14 | 上海电器科学研究所 | Plug in type connecting terminal for drawer type circuit breaker |
| CN201171028Y (en) * | 2008-03-13 | 2008-12-24 | 江苏大全凯帆电器有限公司 | Plug-in type connecting terminal for circuit breaker |
| CN101710553A (en) * | 2009-12-17 | 2010-05-19 | 马建明 | Plug-in connecting terminal for use in universal circuit breaker |
| CN201732741U (en) * | 2010-05-20 | 2011-02-02 | 马建明 | Inserted connection terminal of circuit breaker |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102254754A (en) | 2011-11-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: CIXI SHUOBO ELECTRIC APPLIANCE TECHNOLOGY CO., LTD Free format text: FORMER OWNER: MA JIANMING Effective date: 20121017 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20121017 Address after: No. 408, west highway, Zhouxiang Town, Cixi, Zhejiang, Ningbo Applicant after: Cixi Shuobo Electrical Appliance Science & Technology Co., Ltd. Address before: 315300 Cixi City, Zhejiang province Zhouxiang Town Industrial Development Zone Wanshou Cixi Seiko Electrical Appliance Factory Applicant before: Ma Jianming |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140730 Termination date: 20200520 |
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| CF01 | Termination of patent right due to non-payment of annual fee |