CN204991616U - Circuit breaker secondary terminal - Google Patents
Circuit breaker secondary terminal Download PDFInfo
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- CN204991616U CN204991616U CN201520747065.2U CN201520747065U CN204991616U CN 204991616 U CN204991616 U CN 204991616U CN 201520747065 U CN201520747065 U CN 201520747065U CN 204991616 U CN204991616 U CN 204991616U
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- quiet
- skeleton
- binding post
- circuit breaker
- dynamic
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Abstract
The utility model discloses a circuit breaker secondary terminal, including quiet binding post with move binding post, move to be equipped with on the skeleton and keep apart the coral piece, when sound binding post contact, conductive insertion sheet inserts in the jack and switches on with the static contact and forms the wiring return circuit, keeps apart the coral sector -meeting simultaneously and inserts the cross of the quiet skeleton inslot of stepping down, completely cuts off each other through keeping apart the coral piece and stepping down the different wiring return circuit of slot combination messenger circuit breaker. The utility model discloses move, quiet terminal module ization design, can place corresponding terminal module unit according to the actual demand, have advantages such as structural design is equitable, low cost, seal pressure height, improved fail safe nature greatly.
Description
Technical field
The utility model discloses a kind of circuit breaker secondary terminals, divides and belongs to circuit breaker manufacturing technology field, especially relate to secondary wiring terminals on a kind of withdrawable circuit breaker by International Patent Classification (IPC) (IPC).
Background technology
Withdrawable circuit breaker, it is a kind of circuit breaker conventional in distribution apparatus, generally comprise two parts, fixing drawout chassis and the mobile breaker body coordinated, circuit on drawout chassis is connected with main circuit, and the circuit on breaker body is connected with external circuit, drawout chassis is installed quiet binding post, breaker body is installed dynamic binding post, both cooperations complete the connection of whole circuit.Along with the continuous enhancing of circuit breaker function, the binding post number coordinated also gets more and more, the quiet binding post of current circuit breaker often integrates formula, cost is high, and the conducting bridge of each static terminal adopts copper coin material pressing and bending to form, and cost is high, contact flat spring crimps with conducting bridge and is connected, without any isolation between the shell fragment of left and right, poor voltage withstand capability, reliability is low.Withdrawable circuit breaker belongs to low voltage product, and the cooperation between its sound terminal needs to reach industry or national relevant regulations, and when existing sound terminal coordinates, due to structural limitations, security reliability is poor.
In order to improve security performance when binding post coordinates, existing circuit breaker has done certain improvement in terminal cooperation place, as: Chinese document CN202363380U discloses a kind of plug-in type wiring terminal of drawer type circuit breaker, it comprises and is separately positioned at least one pair of socket cooperatively interacted on drawout chassis and breaker body and plug, described socket is provided with the contact that two pair cross-section shapes are arch, between two pairs of contacts, is provided with insulating barrier; Described plug is provided with the two pairs of metal needles matched with contact, have the slot matched with insulating barrier between two pairs of metal needles, the document leans on the crimping up and down of active and static contact to realize conducting, although can improve the fail safe of cooperation to a certain extent, but structure is more complicated, cost is high.
Summary of the invention
For the deficiencies in the prior art, the utility model provides a kind of circuit breaker secondary terminals, and the isolation structure be provided with by dynamic and static terminal is realized each conducting strip and thoroughly completely cuts off, and after sound terminal connects, between different circuit, voltage endurance capability is strong, connects safe and reliable.
For achieving the above object, the utility model is achieved through the following technical solutions:
A kind of circuit breaker secondary terminals, comprises dynamic binding post and quiet binding post, wherein:
Quiet binding post, it comprises quiet skeleton, quiet skeleton head is inserted terminal, this inserted terminal is provided with more than one jack, be provided with between adjacent receptacle and allow bit space, be provided with a static contact in each jack, each static contact is isolated by the spacing body on quiet skeleton and is held in by each static contact in quiet intraskeletal separate space;
Dynamic binding post, this terminal comprises dynamic skeleton and conductive insert fixed thereon, and dynamic skeleton is provided with isolation coral sheet; When sound binding post contacts, conductive insert to insert in jack and forms connection circuit with static contact conducting, that isolates that coral sector-meeting inserts quiet skeleton allows in bit space simultaneously, is mutually completely cut off from the connection circuit that interference fit of stepping down makes circuit breaker different by isolation coral sheet.
Further, the bit space that allows of described quiet skeleton inserted terminal is cross slot to make way, and each jack is separated by this slot to make way, and wherein jack is four and arranges in matrix pattern.
Further, described quiet binding post also comprises connector lug and conducting bridge, and conducting bridge two ends connect static contact and connector lug forms quiet conducting channel, and conducting bridge is wire and is placed in quiet skeleton in the groove that jack extends internally, the c-shaped extension of wire wherein.
Further, described quiet skeleton both sides are provided with side cover, and side cover coordinates with quiet skeleton to be made each quiet conducting channel in it isolate to arrange.Quiet skeleton and side cover are connected to form dismantled and assembled structure by the card column that coordinates and hole clipping.
Further, described some quiet binding posts are arranged on fixed mount, and each quiet binding post forms terminal module unit, can measure according to the actual requirements to coordinate with fixed mount and install.
Further, dynamic binding post can be split type, also can be injection moulding integrated molding: wherein split-type structural is as follows: described dynamic skeleton is provided with more than one cross inserted slot, each inserted slot is isolated from each other independent shaping, inserted slot quantity and conductive insert corresponding matching, each conductive insert has the catch portion of wafer insert body portion and upper and lower sides, is provided with cross recess lid with fixing conductive insert outside dynamic each inserted slot of skeleton.Each conductive insert longitudinal extension on dynamic skeleton, itself and the static contact coordinated are arcuate contact shell fragments, and every a pair static contact crimps conducting with about conductive insert.
As preferably: dynamic skeleton and conductive insert can also integrated injection formings, and mating surface is formed isolates coral sheet.
The utility model design feature and principle as follows:
1. the static terminal that the utility model is connected with drawout chassis is made up of fixed mount and multi-disc terminal plate (terminal module unit), and terminal plate modularization, can measure installation according to the actual requirements.
2. the utility model static terminal sheet is by skeleton, and conducting bridge (wire) and dividing plate composition, the two ends of conducting bridge are connector lug and contact flat spring, connect between the two with wire, and junction adopts welding manner.
3. the utility model conducting strip up and down (static contact) is thoroughly completely cut off by static terminal skeleton, and static terminal skeleton head has cross slot to make way.
4. the utility model is when sound termination contact, and conductive insert can insert in quiet contact flat spring, isolates coral sector-meeting simultaneously and inserts in the groove of static terminal skeleton, play buffer action.
5, the dismantled and assembled structure, ease of assembly or the maintenance that form of the quiet skeleton of the utility model and side cover.
The utility model is designed by quiet connection terminal moduleization, can place corresponding terminal plate (terminal module unit) according to the actual requirements, and sound terminal thoroughly completely cuts off between different circuit, improves voltage endurance capability after connecting, as the high pressure such as thunderbolt of burst.
Accompanying drawing explanation
Fig. 1 is the utility model static terminal row schematic diagram.
Fig. 2 is static terminal modular unit exploded view.
Fig. 3 is that static terminal modular unit removes side cover schematic diagram.
Fig. 4 is the utility model sound terminal schematic diagram.
Fig. 5 is that static terminal plugs together state diagram.
Fig. 6 is that the utility model moves binding post stereogram.
Fig. 7 is that Fig. 6 moves binding post decomposing schematic representation.
Fig. 8 is that the utility model moves another exemplary plot of binding post.
Fig. 9 is that the dynamic and static binding post of the utility model coordinates schematic diagram.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Embodiment: refer to Fig. 1, display be the static terminal 1 of withdrawable circuit breaker, belong to the socket part of circuit breaker secondary terminals, corresponding with static terminal is moved end (plug portion), wherein static terminal 1 comprises fixed mount 2 and multiple quiet binding post 3, and quiet binding post 3 is also referred to as static terminal sheet, and some quiet binding posts 3 are arranged on fixed mount 2, each quiet binding post forms terminal module unit, can measure according to the actual requirements to coordinate with fixed mount 2 and install.Fixed mount 2 is laterally provided with multiple mounting groove 100, and the quiet binding post 3 of each mounting groove corresponding matching one, each terminal is laid side by side.
Consult Fig. 2 and Fig. 3, what show is one of them quiet binding post 3 in Fig. 1, in Fig. 1, other terminals are identical with this connection terminal structure, concrete structure: quiet binding post 3 comprises quiet skeleton 31, static contact 41, connector lug 42 and conducting bridge 43, quiet skeleton 31 head forms inserted terminal, this inserted terminal is provided with more than one jack 310, show quiet skeleton in Fig. 2 and there are four jacks, a static contact 41 is provided with in each jack, each static contact is isolated by the spacing body on quiet skeleton and is held in by each static contact in quiet intraskeletal separate space, each static contact 41 and the conducting bridge 43 coordinated in it, connector lug 42 connects successively, namely conducting bridge two ends connection static contact and connector lug form quiet conducting channel, conducting bridge 43 is flexible conductor and is placed in quiet skeleton 31 in the groove that jack extends internally, the c-shaped extension of wire wherein, side cover 32 is provided with in quiet skeleton 31 both sides, side cover 32 coordinates with quiet skeleton 31 to be made each quiet conducting channel in it isolate to arrange, side cover 32 plays spacer function and is covered in connector lug 42, the quiet skeleton side in wire (conducting bridge 43) and space, static contact 41 place also fastens fastening, quiet skeleton and side cover are connected to form dismantled and assembled structure by the card column that coordinates and hole clipping.Be provided with at the inserted terminal of quiet skeleton 31 and allow bit space, can be cross slot to make way 311 or other designs of stepping down, four jacks be separated by this slot to make way, and jack is four and arranges in matrix pattern.Four jacks 310 are symmetrically distributed in four angular regions of cross slot to make way, and the connector lug of the corresponding conducting channel of each jack forms four wire terminals, and each joint 312 is positioned at the joint area on quiet skeleton and is ladder-like arranged.
Refer to Fig. 4 and Fig. 5, display be that a pair dynamic binding post 5 and quiet binding post 3 coordinate schematic diagram, when the static terminal of withdrawable circuit breaker as shown in Figure 1, its moved end coordinated comprises several dynamic binding posts equally.Wherein each dynamic binding post 5 comprises dynamic skeleton 51 and conductive insert fixed thereon 52, inserted sheet quantity is identical with the jack 310 of quiet binding post, dynamic skeleton 51 is provided with isolation coral sheet 510, when sound binding post contacts, conductive insert 52 to insert in jack 310 and forms connection circuit with static contact 41 conducting, isolating coral sheet 510 can insert in the cross slot to make way 310 of quiet skeleton simultaneously, coordinates the connection circuit making circuit breaker different mutually to completely cut off by isolation coral sheet from slot to make way.Dynamic binding post can be split type, also can be injection moulding integrated molding: Fig. 6, Fig. 7 display is a kind of split type dynamic binding post, dynamic skeleton 51 is provided with four cross inserted slots, each inserted slot is isolated from each other independent shaping, inserted slot quantity and conductive insert corresponding matching, each conductive insert has the catch portion 522 of wafer insert body portion 521 and upper and lower sides, cross recess lid 53 is provided with fixing conductive insert outside dynamic each inserted slot of skeleton, this groove lid, except fixation, also plays the effect of isolation adjacent conductive inserted sheet.Each conductive insert 52 longitudinal extension on dynamic skeleton 51, the static contact 41 be mated is arcuate contact shell fragments, and every a pair static contact crimps conducting with conductive insert left and right side, as shown in Figure 5.In embodiment, conductive insert 52 industry is interior also referred to as dynamic inserted sheet, dynamic skeleton 51 bottom is provided with draw-in groove 511, top is provided with Elastic buckle 512, dynamic binding post 5, by draw-in groove and terminal mouth corresponding to the fixed mount that is arranged on moved end of being clasped, this fixed mount can be installed multiple dynamic binding post to coordinate with static terminal.The dynamic binding post of the injection moulding integrated molding that Fig. 8 then shows, dynamic skeleton 51 and conductive insert 52 can integrated injection formings, mating surface forms isolation coral sheet 510, top is provided with Elastic buckle 512, integrated dynamic binding post function is identical with split type dynamic binding post with use, described in above specifically seeing, do not repeat them here.Integral type that what Fig. 9 then showed is is moved binding post 5 and is coordinated schematic diagram with quiet binding post 3.
The utility model static terminal 1 can be made up of, terminal plate modularization fixed mount 2 and multi-disc terminal plate (quiet binding post 3), can measure installation according to the actual requirements.Static terminal sheet can by skeleton, and conducting bridge and dividing plate composition, the two ends of conducting bridge are connector lug and contact flat spring, connect between the two with wire, and junction adopts welding manner.The conducting strip of (four) up and down of static terminal is thoroughly completely cut off by static terminal skeleton, and static terminal skeleton head has cross slot to make way.Moved end of the present utility model sub-pieces is made up of skeleton and conductive insert, and skeleton has isolation coral chip architecture, when sound termination contact, conductive insert can insert in quiet contact flat spring, isolates coral sector-meeting simultaneously and inserts in the groove of static terminal skeleton, play buffer action.
The utility model advantage is: static terminal modularized design, can place corresponding terminal plate according to the actual requirements; Wiring head is connected with adopting wire between contact flat spring, economizes on material, with low cost; Thoroughly completely cut off between the shell fragment of left and right; Sound terminal thoroughly completely cuts off between different circuit, substantially increases security reliability after connecting.
Above, be only the embodiment utilizing this origination techniques content, the modification that any those skilled in the art use this creation to do, change, all belong to the scope of the claims that this creation is advocated, and be not limited to those disclosed embodiments.
Claims (9)
1. a circuit breaker secondary terminals, is characterized in that comprising dynamic binding post and quiet binding post, wherein:
Quiet binding post, it comprises quiet skeleton, quiet skeleton head is inserted terminal, this inserted terminal is provided with more than one jack, be provided with between adjacent receptacle and allow bit space, be provided with a static contact in each jack, each static contact is isolated by the spacing body on quiet skeleton and is held in by each static contact in quiet intraskeletal separate space;
Dynamic binding post, this terminal comprises dynamic skeleton and conductive insert fixed thereon, and dynamic skeleton is provided with isolation coral sheet; When sound binding post contacts, conductive insert to insert in jack and forms connection circuit with static contact conducting, that isolates that coral sector-meeting inserts quiet skeleton allows in bit space simultaneously, is mutually completely cut off from the connection circuit that interference fit of stepping down makes circuit breaker different by isolation coral sheet.
2. circuit breaker secondary terminals according to claim 1, is characterized in that: the bit space that allows of described quiet skeleton inserted terminal is cross slot to make way, and each jack is separated by this slot to make way, and wherein jack is four and arranges in matrix pattern.
3. circuit breaker secondary terminals according to claim 1, it is characterized in that: described quiet binding post also comprises connector lug and conducting bridge, conducting bridge two ends connect static contact and connector lug forms quiet conducting channel, conducting bridge is wire and is placed in quiet skeleton in the groove that jack extends internally, the c-shaped extension of wire wherein.
4. circuit breaker secondary terminals according to claim 1, is characterized in that: described quiet skeleton both sides are provided with side cover, and side cover coordinates with quiet skeleton to be made each quiet conducting channel in it isolate to arrange.
5. circuit breaker secondary terminals according to claim 4, is characterized in that: described quiet skeleton and side cover are connected to form dismantled and assembled structure by the card column that coordinates and hole clipping.
6. according to the circuit breaker secondary terminals one of claim 1 to 5 Suo Shu, it is characterized in that: described quiet binding post is for several and be arranged on fixed mount, each quiet binding post forms terminal module unit, can measure according to the actual requirements to coordinate with fixed mount and install.
7. according to the circuit breaker secondary terminals one of claim 1 to 5 Suo Shu, it is characterized in that: described dynamic skeleton is provided with more than one cross inserted slot, each inserted slot is isolated from each other independent shaping, inserted slot quantity and conductive insert corresponding matching, each conductive insert has the catch portion of wafer insert body portion and upper and lower sides, is provided with cross recess lid with fixing conductive insert outside dynamic each inserted slot of skeleton.
8. circuit breaker secondary terminals according to claim 7, is characterized in that: each conductive insert longitudinal extension on described dynamic skeleton, and itself and the static contact coordinated are arcuate contact shell fragments, and every a pair static contact crimps conducting with about conductive insert.
9. circuit breaker secondary terminals according to claim 1, is characterized in that: described dynamic skeleton and conductive insert are integrated injection formings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520747065.2U CN204991616U (en) | 2015-09-24 | 2015-09-24 | Circuit breaker secondary terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520747065.2U CN204991616U (en) | 2015-09-24 | 2015-09-24 | Circuit breaker secondary terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204991616U true CN204991616U (en) | 2016-01-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520747065.2U Active CN204991616U (en) | 2015-09-24 | 2015-09-24 | Circuit breaker secondary terminal |
Country Status (1)
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| CN (1) | CN204991616U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109727824A (en) * | 2018-12-26 | 2019-05-07 | 首瑞（北京）投资管理集团有限公司 | Breaker terminals Automated assembly and detection system |
-
2015
- 2015-09-24 CN CN201520747065.2U patent/CN204991616U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109727824A (en) * | 2018-12-26 | 2019-05-07 | 首瑞（北京）投资管理集团有限公司 | Breaker terminals Automated assembly and detection system |
| CN109727824B (en) * | 2018-12-26 | 2021-08-31 | 首瑞（北京）投资管理集团有限公司 | Automatic assembly and detection system for circuit breaker terminal |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |