CN204537953U - A kind of binding post for circuit breaker - Google Patents
A kind of binding post for circuit breaker Download PDFInfo
- Publication number
- CN204537953U CN204537953U CN201520190423.4U CN201520190423U CN204537953U CN 204537953 U CN204537953 U CN 204537953U CN 201520190423 U CN201520190423 U CN 201520190423U CN 204537953 U CN204537953 U CN 204537953U
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- CN
- China
- Prior art keywords
- hold
- circuit breaker
- binding post
- down bolt
- cable connection
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- 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 utility model provides a kind of binding post for circuit breaker, described binding post is arranged on circuit breaker base (1), the hold-down nut (2) of binding post is arranged on circuit breaker base (1), hold-down bolt (3) activity is screwedly mounted on hold-down nut (2), hold-down bolt (3) upper surface arranges fluting (4), copper busbar (5) is set in circuit breaker base (1), cable connection (6) is set to fixedly to be fitted in the structure on copper busbar (5) by hold-down bolt (3), binding post for circuit breaker of the present utility model, structure is simple, cable connection can be realized quickly and easily to be connected with the copper busbar of circuit breaker base, simultaneously, cable connection press-fit and dismantle all very convenient, therefore cable connection press-fits and dismantles the simplification of equal step, effectively improve cable connection installation effectiveness, and connection terminal structure is simple, save making material.
Description
Technical field
The utility model belongs to field of circuit breakers, more particularly, relates to a kind of binding post for circuit breaker.
Background technology
Low-voltage circuit breaker is mainly used in being used as in low voltage power distribution network infrequently changing and motor infrequently starts, and has overload, short circuit and under voltage protection function, protection circuit and power-supply device can not be damaged, is therefore widely used in low-voltage distribution system.Usual low-voltage circuit breaker upper end is upper incoming line, is also power end; Lower end is lower outlet, is also load end.Low-voltage circuit breaker is serially connected in electric wiring mainly through upper and lower inlet wire and plays overload, short circuit and under voltage protection effect to circuit and equipment, and therefore the connection of circuit breaker and cable or bus bar copper row seems particularly important.Along with domestic and international low-voltage electrical apparatus market competition is increasingly sharpened, while how improving the quality of products, reduce costs again the bottleneck having become market competition, in the market 200A and following low-voltage circuit breaker, the main connection terminal structure adopting band clamp.It mainly comprises clamp (clamp is that a kind of steel band that adopts is bent into rectangle, the part at the threaded nut pit of one minor face), plus screw or hexagon socket head cap screw, copper busbar, pressing plate and circuit breaker base composition.Clamp is enclosed within the turnover copper busbar of circuit breaker, and is placed in circuit breaker base two ends, when external cable is put into after in clamp, by bolt in turn clamp, cable connection and circuit breaker is passed in and out copper busbar and is connected.But clamp technics comparing needed for this binding post is complicated, cost is high, and the clip rectangle hoop adopting thick steel band to make is bulky, cannot use at all.Usual steel band is no more than 2.5mm, and therefore screw thread generally only has 2, and user uses often revolves hair and affects bonding strength, if adopt flange to increase the manufacturing process of screw thread, clamp just can not be shaped.Therefore linking at cable connection breaker connection copper bar just holds easy to slip teeth, thus causes temperature rise too high, even loose contact phenomenon.Many the also having of low voltage electrical apparatus industry carries out tapping screw thread again after folded two-layer for clamp screwed hole this side, the structure of such two-layered steel plates superposition, not only complex process, and Costco Wholesale is high, use tighten stressed in, bolt easily causes two separate, and the screw thread of two-layer screw thread transition centre is very thin, sometimes even easier than individual layer screw thread stripped thread.
Utility model content
Technical problem to be solved in the utility model is: for deficiency of the prior art, there is provided a kind of structure simple, cable connection can be realized quickly and easily to be connected with the copper busbar of circuit breaker base, guarantee that cable and wire is connected with copper busbar reliably simultaneously, remove and install the binding post for circuit breaker that equal step simplifies simultaneously.
Solve above-described technical problem, the technical scheme that the utility model is taked is:
The utility model is a kind of binding post for circuit breaker, binding post is arranged on circuit breaker base, described binding post comprises hold-down nut, hold-down bolt, described hold-down nut is arranged on circuit breaker base, and hold-down bolt activity is screwedly mounted on hold-down nut, and hold-down bolt upper surface arranges fluting, arrange copper busbar in circuit breaker base, cable connection is set to fixedly to be fitted in the structure on copper busbar by hold-down bolt.
Described hold-down nut is arranged in the circuit breaker base of hollow, and hold-down nut is set to horizontal arrangement, and hold-down bolt bottom arranges pressing plate, and pressing plate activity riveting is contained on hold-down bolt.
Described circuit breaker base arranges multiple binding post, a copper busbar is set below the hold-down bolt of each binding post respectively, multi-cable wiring is fitted between a hold-down bolt and a copper busbar respectively, and each hold-down bolt lower end arranges a pressing plate respectively.
Described circuit breaker base arranges multiple perforate, multiple perforate lays respectively at directly over multiple hold-down bolt, circuit breaker base is arranged multiple installation notch, the two sides of each installation notch arrange one draw-in groove respectively, and hold-down nut two sides are installed in two draw-in grooves respectively.
Described hold-down bolt is arranged the riveted joint boss of protrusion, pressing plate arranges riveted holes, riveted joint boss is inserted in riveted holes, and riveted joint boss is set to the structure that length dimension is less than riveted holes depth dimensions, and described riveted joint boss activity riveting is contained in riveted holes.
Adopt the technical solution of the utility model, following beneficial effect can be obtained:
Binding post for circuit breaker of the present utility model, connection terminal structure for the circuit breaker of industry employing both at home and abroad is at present complicated, manufacturing cost is high and phenomenon that is easily stripped thread, and a kind of binding post of the new structure that can solve the problem is provided, binding post of the present utility model, has multinomial new technological merit simultaneously.Binding post of the present utility model, when cable connection is fitted on copper busbar by needs, cable connection is only needed first to be placed on copper busbar, then be stuck in the fluting on hold-down bolt by screwdriver, rotatably compress bolt, hold-down bolt will rotate up and down relative to hold-down nut, rotate hold-down bolt, just by hold-down bolt, cable connection is reliably fitted on copper busbar, binding post for circuit breaker of the present utility model, structure is simple, cable connection can be realized quickly and easily to be connected with the copper busbar of circuit breaker base, simultaneously, cable connection press-fit and dismantle all very convenient, as long as oppositely turn hold-down bolt, namely hold-down bolt departs from cable connection, namely realize cable connection to unclamp, therefore cable connection press-fits and dismantles the simplification of equal step, effectively improve cable connection installation effectiveness, and connection terminal structure is simple, save making material.
Accompanying drawing explanation
Brief description is made to the content expressed by each accompanying drawing of this specification and the mark in figure below:
Fig. 1 is the plan structure schematic diagram of the circuit breaker base installing binding post described in the utility model;
The sectional structure schematic diagram in the A-A face that Fig. 2 is the circuit breaker base described in Fig. 1;
The sectional structure schematic diagram in the B-B face that Fig. 3 is the circuit breaker base described in Fig. 1;
Accompanying drawing acceptance of the bid note is respectively: 1, circuit breaker base; 2, hold-down nut; 3, hold-down bolt; 4, slot; 5, copper busbar; 6, cable connection; 7, pressing plate; 8, perforate; 9, notch is installed; 10, draw-in groove; 11, boss is riveted; 12, riveted holes.
Embodiment
Contrast accompanying drawing below, by the description to embodiment, the effect and operation principle etc. of embodiment of the present utility model as the mutual alignment between the shape of involved each component, structure, each several part and annexation, each several part are described in further detail:
As shown in accompanying drawing 1-accompanying drawing 3, the utility model is a kind of binding post for circuit breaker, binding post is arranged on circuit breaker base 1, described binding post comprises hold-down nut 2, hold-down bolt 3, and described hold-down nut 2 is arranged on circuit breaker base 1, hold-down bolt 3 activity is screwedly mounted on hold-down nut 2, hold-down bolt 3 upper surface arranges fluting 4, arranges copper busbar 5 in circuit breaker base 1, and cable connection 6 is set to fixedly to be fitted in the structure on copper busbar 5 by hold-down bolt 3.Arranged by said structure, when cable connection is fitted on copper busbar by needs, cable connection is only needed first to be placed on copper busbar, then be stuck in the fluting on hold-down bolt by screwdriver, rotatably compress bolt, hold-down bolt will rotate up and down relative to hold-down nut, rotate hold-down bolt, just by hold-down bolt, cable connection is reliably fitted on copper busbar, binding post for circuit breaker of the present utility model, structure is simple, cable connection can be realized quickly and easily to be connected with the copper busbar of circuit breaker base, simultaneously, cable connection press-fit and dismantle all very convenient, as long as oppositely turn hold-down bolt, therefore cable connection press-fits and dismantles the simplification of equal step, effectively improve the installation effectiveness of cable connection, and connection terminal structure is simple, save making material.
Described hold-down nut 2 is arranged in the circuit breaker base 1 of hollow, and hold-down nut 2 is set to horizontal arrangement, and hold-down bolt 3 bottom arranges pressing plate 7, and pressing plate 7 activity riveting is contained on hold-down bolt 3.Said structure is arranged, first pressing plate 7 is riveted on position, hold-down bolt 3 lower surface, it is movable connection structure between pressing plate 7 and hold-down bolt 3, like this, when rotatably compressing bolt 3 decline and compressing cable connection 6, pressing plate 7 is bascule, thus can guarantee that cable connection 6 is pressed on copper busbar 5 by whole pressing plate 7 freely.
Described circuit breaker base 1 arranges multiple binding post, a copper busbar 5 is set below the hold-down bolt 3 of each binding post respectively, multi-cable wiring 6 is fitted between a hold-down bolt 3 and a copper busbar 5 respectively, and each hold-down bolt 3 lower end arranges a pressing plate 7 respectively.Multiple binding post, corresponds respectively to upper A phase, B phase, the C phase of circuit breaker base.The setting of multiple binding post, reliably can compress out of phase cable connection, be convenient to working easily of whole circuit breaker, improves breaker reliability.
Described circuit breaker base 1 arranges multiple perforate 8, multiple perforate 8 lays respectively at directly over multiple hold-down bolt 3, circuit breaker base 1 is arranged multiple installation notch 9, the two sides of each installation notch 9 arrange one draw-in groove 10 respectively, and hold-down nut 2 two sides are installed in two draw-in grooves 10 respectively.The setting of perforate, is convenient to screwdriver inner through circuit breaker base, and the hold-down bolt connected for hold-down nut carries out up-down adjustment, is convenient to compress cable connection or unclamp.And the setting of notch is installed, be convenient to install hold-down nut, when hold-down nut is arranged in the installation notch on circuit breaker base, hold-down nut is that horizontal level is arranged, like this, hold-down bolt is in vertical position, be convenient to upper and lower turn, cable connection compressed or unclamps.
Described hold-down bolt 3 is arranged the riveted joint boss 11 of protrusion, pressing plate 7 is arranged riveted holes 12, riveted joint boss 11 is inserted in riveted holes 12, and riveted joint boss 11 is set to the structure that length dimension is less than riveted holes 12 depth dimensions, and described riveted joint boss 11 activity riveting is contained in riveted holes 12.Such vibrational power flow, riveted holes 12 on pressing plate 7 is counterbore, and and be set to matched in clearance structure between riveted joint boss, riveted joint boss 11 is set to the structure that length dimension is less than riveted holes 12 depth dimensions, riveted joint boss can not extend to riveted holes bottom position, thus can guarantee that cable connection 6 is pressed on copper busbar 5 by whole pressing plate 7 freely.
Binding post for circuit breaker of the present utility model, connection terminal structure for the circuit breaker of industry employing both at home and abroad is at present complicated, manufacturing cost is high and phenomenon that is easily stripped thread, and a kind of binding post of the new structure that can solve the problem is provided, binding post of the present utility model, has multinomial new technological merit simultaneously.Binding post of the present utility model, when cable connection is fitted on copper busbar by needs, cable connection is only needed first to be placed on copper busbar, then be stuck in the fluting on hold-down bolt by screwdriver, rotatably compress bolt, hold-down bolt will rotate up and down relative to hold-down nut, rotate hold-down bolt, just by hold-down bolt, cable connection is reliably fitted on copper busbar, binding post for circuit breaker of the present utility model, structure is simple, cable connection can be realized quickly and easily to be connected with the copper busbar of circuit breaker base, simultaneously, cable connection press-fit and dismantle all very convenient, as long as oppositely turn hold-down bolt, namely hold-down bolt departs from cable connection, namely realize cable connection to unclamp, therefore cable connection press-fits and dismantles the simplification of equal step, effectively improve cable connection installation effectiveness, and connection terminal structure is simple, save making material.
Binding post for circuit breaker of the present utility model, when cable connection is fitted on copper busbar by needs, cable connection is only needed first to be placed on copper busbar, then be stuck in the fluting on hold-down bolt by screwdriver, rotatably compress bolt, hold-down bolt will rotate up and down relative to hold-down nut, rotate hold-down bolt, just by hold-down bolt, cable connection is reliably fitted on copper busbar, binding post for circuit breaker of the present utility model, structure is simple, cable connection can be realized quickly and easily to be connected with the copper busbar of circuit breaker base, simultaneously, cable connection press-fit and dismantle all very convenient, as long as oppositely turn hold-down bolt, namely hold-down bolt departs from cable connection, namely realize cable connection to unclamp, therefore cable connection press-fits and dismantles the simplification of equal step, effectively improve cable connection installation effectiveness, and connection terminal structure is simple, save making material.
By reference to the accompanying drawings exemplary description is carried out to the utility model above; the concrete realization of obvious the utility model is not subject to the restrictions described above; as long as have employed the various improvement that method of the present utility model is conceived and technical scheme is carried out; or design of the present utility model and technical scheme directly applied to other occasions, all in protection range of the present utility model without to improve.
Claims (5)
1. a binding post for circuit breaker, binding post is arranged on circuit breaker base (1), it is characterized in that: described binding post comprises hold-down nut (2), hold-down bolt (3), described hold-down nut (2) is arranged on circuit breaker base (1), hold-down bolt (3) activity is screwedly mounted on hold-down nut (2), hold-down bolt (3) upper surface arranges fluting (4), copper busbar (5) is set in circuit breaker base (1), cable connection (6) is set to fixedly to be fitted in the structure on copper busbar (5) by hold-down bolt (3).
2. binding post for circuit breaker according to claim 1, it is characterized in that: described hold-down nut (2) is arranged in the circuit breaker base (1) of hollow, hold-down nut (2) is set to horizontal arrangement, hold-down bolt (3) bottom arranges pressing plate (7), and pressing plate (7) activity riveting is contained on hold-down bolt (3).
3. binding post for circuit breaker according to claim 2, it is characterized in that: described circuit breaker base (1) arranges multiple binding post, hold-down bolt (3) below of each binding post arranges a copper busbar (5) respectively, multi-cable wiring (6) is fitted between a hold-down bolt (3) and a copper busbar (5) respectively, and each hold-down bolt (3) lower end arranges a pressing plate (7) respectively.
4. binding post for circuit breaker according to claim 3, it is characterized in that: described circuit breaker base (1) arranges multiple perforate (8), multiple perforate (8) lays respectively at directly over multiple hold-down bolt (3), circuit breaker base (1) is arranged multiple installation notch (9), the two sides of each installation notch (9) arrange one draw-in groove (10) respectively, and hold-down nut (2) two sides are installed in two draw-in grooves (10) respectively.
5. binding post for circuit breaker according to claim 4, it is characterized in that: the riveted joint boss (11) described hold-down bolt (3) being arranged protrusion, pressing plate (7) is arranged riveted holes (12), riveted joint boss (11) is inserted in riveted holes (12), riveted joint boss (11) is set to the structure that length dimension is less than riveted holes (12) depth dimensions, and described riveted joint boss (11) activity riveting is contained in riveted holes (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520190423.4U CN204537953U (en) | 2015-03-31 | 2015-03-31 | A kind of binding post for circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520190423.4U CN204537953U (en) | 2015-03-31 | 2015-03-31 | A kind of binding post for circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204537953U true CN204537953U (en) | 2015-08-05 |
Family
ID=53751924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520190423.4U Expired - Fee Related CN204537953U (en) | 2015-03-31 | 2015-03-31 | A kind of binding post for circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204537953U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113936970A (en) * | 2021-10-25 | 2022-01-14 | 威尔朗电气有限公司 | Intelligent circuit breaker |
-
2015
- 2015-03-31 CN CN201520190423.4U patent/CN204537953U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113936970A (en) * | 2021-10-25 | 2022-01-14 | 威尔朗电气有限公司 | Intelligent circuit breaker |
| CN113936970B (en) * | 2021-10-25 | 2024-04-05 | 威尔朗电气有限公司 | Intelligent circuit breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20150805 Termination date: 20180331 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |