CN2901645Y - Wire connector for connecting breaker and bus - Google Patents
Wire connector for connecting breaker and bus Download PDFInfo
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- CN2901645Y CN2901645Y CN 200620073210 CN200620073210U CN2901645Y CN 2901645 Y CN2901645 Y CN 2901645Y CN 200620073210 CN200620073210 CN 200620073210 CN 200620073210 U CN200620073210 U CN 200620073210U CN 2901645 Y CN2901645 Y CN 2901645Y
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- 210000002683 foot Anatomy 0.000 claims description 63
- 239000012212 insulator Substances 0.000 claims description 62
- 238000009413 insulation Methods 0.000 claims description 30
- 238000005304 joining Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 12
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 2
- 230000002265 prevention Effects 0.000 abstract 1
- 208000002925 dental caries Diseases 0.000 description 6
- 230000006870 function Effects 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- 230000008569 process Effects 0.000 description 1
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- 230000007704 transition Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
A connection device used for connecting circuit breakers and bus wires is applied in connection occasion of multi-path feed circuit of a low-pressure switch cabinet and belongs to the low-pressure switch accessory technology field. The utility model comprises an insulating base and an insulating cover. The box-shaped insulating base of a first insulating wall is formed in a box cavity and is used to adapt to the wire inlet end of the circuit breaker, and a groove is arranged on the side wall of the insulating base. The reentrant insulating cover is arranged on the wall which is matched with the insulating base, which is provided with an air-vent. The utility model has the advantages of high prevention grade, compact conformation, modularity tendency and fine integral effect. the utility model does not need a lot of wires, bolts and the like when is used to electrically connect the circuit breaker and bus-bar wire, which can not only save the materials consumed in electrical connection but also prevent the connection wires from being exposed, and the electrical connection is safe and reliable, thereby the utility model is benefit for saving the low-pressure switch cabinet space, is convenient to install, maintain, and demount and the like, and has fine heat emission and arc effect.
Description
Technical field
The utility model relates to a kind of circuit breaker is connected usefulness with bus termination, and the multichannel that is applied to low-tension switch cabinet feeds out the wiring occasion in loop, belongs to low tension switch attachment technique field.
Background technology
Low-tension switch cabinet in modern power network construction and engineering construction, plays important effect as the vitals of power distribution.As cabinet, it should satisfy the combination function condition of each electric appliance unit, for example security requirement, maintenance performance, the unification of pattern, the standard of combination, the distribution of function, aesthetic in appearance etc., in addition, also to satisfy the requirement of cabinet own, for example firm reliable, attractive in appearance, adjust easily, the applicability of compliant, manufacturing and at the particular design of special occasions etc.
Low-tension switch cabinet comprises following part: be generally the cubical cabinet of rectangle, cabinet has framework, plays the function of the support structure of different parts; The bus-bar of bus that industry is referred to as, be arranged in parallel with each other usually and polarity that every is connected to corresponding electric power network on; One or more electric equipments mainly are circuit breakers, and circuit breaker one side is connected in the load that needs power distribution, and opposite side is connected on the bus-bar; Can also have other parts, for example panel, supporting bracket etc.
Be connected particular importance between bus-bar and the circuit breaker, existing connection mainly is to utilize lead that bus-bar and circuit breaker are flexible coupling, specific implementation is: offer through hole on each each extremely corresponding phase bus-bar of electric power network, adopt screw assembly that the binding post of each root lead one end is separately fixed on each phase bus-bar, the binding post of each phase conductor other end is distinguished corresponding binding with each utmost point input terminal of circuit breaker, realizes being electrically connected between bus-bar and the circuit breaker.As need many three-pole breakers are installed on the same horizontal plane in the cabinet, because every utmost point of every three-pole breaker need set a lead, thus need to use parts such as a large amount of leads, screw, and lead is in naked state, the shortage fail safe in cabinet; As need many circuit breakers are installed on different level, part requirements such as lead, screw are very big, and the winding displacement complexity in the cabinet, consume built-up time in a large number, overhaul, remove loaded down with trivial details.Consider from economic aspect, be unfavorable for economizing on resources; Consider that from function aspects because the wiring joint is many, make the fail safe, the reliability that are electrically connected reduce, lead occupies space in the cabinet in a large number, the combination confusion of each functional unit, space availability ratio is little, does not meet the compact design of modernized low tension gas holder.
The applicant has noticed the bus insulation device of the disclosed power supply distributor of Chinese patent Granted publication CN1058112C, and it is to be plugged on the branch bus insulator that similarly has a plurality of separate second insulation walls on the main bus bar insulator in that a main bus bar insulator and with a plurality of separate first insulation walls is set on the substrate.The positive effect of this patented technology scheme can reduce the size of power supply distributor, realizes the effective insulation to bus, and causes shock hazard owing to bus exposes can prevent to overhaul the power supply distributor time.But there is following shortcoming: the one, main, divide between the bus insulator and show as the simple folded relation of establishing, not only fiting effect between the two is poor, and shows messyly, lacks associative perception; The 2nd, to the master, divide the electrical connection work of bus to bring inconvenience, for example the low side (dogleg section) of minute bus to be passed through the Kong Houzai that is preset on the branch bus insulator and impose with main bus bar and be electrically connected, can bring the prolongation of setting up time and influence the raising of efficient; The 3rd, each minute bus that is arranged between second insulation wall is not had protection effect, there is potential safety hazard; The 4th, the branch bus insulator that is positioned on the main bus bar insulator does not have radiating effect; The 5th, lack the arc measure.
Summary of the invention
Task of the present utility model is to provide a kind of circuit breaker that can overcome above-mentioned prior art shortcoming to be connected the termination of usefulness with bus, has the saving part, install, overhaul, remove easy, be connected reliable, attractive in appearance, safety between circuit breaker and the bus, save the advantage of installing space in the cabinet, make and improved degree of protection simultaneously by compact conformation.
Task of the present utility model is finished like this, a kind of circuit breaker is connected the termination of usefulness with bus, it comprise one be used for that end of incoming cables with circuit breaker connects constitute box-like body haply and in the box chamber of box-like body, be formed with at least two insulator foots 1 of separating first insulation wall 15 that is provided with, be provided with groove between on the sidewall of this insulator foot 1; One is used for covering the insulating lid 2 of joining and similarly be provided with cavity between on the wall body mutually with described insulator foot 1, offers the blow vent 26 that the heat that electric connecting part produced that is used for being located in the box chamber effluxes on this insulating lid 2.
Sidewall described in the utility model comprises left, right, front and rear sidewall 11,12,13,14, described groove comprise second, third, the 4th groove 121,13 1,141, be opened in respectively on the right side, the forward and backward sidewall 12,13,14.
Groove described in the utility model comprises first, second, third, fourth groove 111,121,131,141, is opened in respectively on the left, right, front and rear sidewall 11,12,13,14.
Extended fixing lug boss 16 on the insulator foot 1 described in the utility model and in corresponding to the cavity that is separated out by described first insulation wall 15.
Described in the utility model second, third, the 4th groove 121,131,141 at least respectively has 3, the position of the 3rd, the 4th groove 131,141 corresponds to each other.
First, second, third, fourth groove 111,121,131,141 described in the utility model at least respectively has 3, and first, second groove 111,121 position each other is corresponding, and the position of the 3rd, the 4th groove 131,141 corresponds to each other.
Wall body described in the utility model comprises left, right, front and rear wall body 21,22,23,24, described cavity comprises the 3rd, the 4th cavity 231,241 that is opened on the forward and backward wall body 23,24, three, the 4th cavity 231,241 at least respectively has 2, and the position is corresponding each other.
2 inner surfaces towards insulator foot 1 of insulating lid described in the utility model extend at least two and separate second insulation wall 25 that is provided with.
The shape of blow vent 26 described in the utility model is in a zigzag substantially.
At least one end of the utility model after both match at described insulator foot 1 and insulating lid 2 is inserted with arc cover 3,3 sides towards insulator foot 1 of this arc cover extend at least two the 3rd insulation walls 31 that separate to be provided with, and offer on arc cover 3 and be used for air vent hole 32 that heat is effluxed.
Advantage of the present utility model: adopt insulator foot 1, insulating lid 2 to match degree of protection is improved and also compact conformation, be tending towards modularization, whole structure is good; By default corresponding grooves on insulator foot 1, the setting of the bus-bar that gets on for the polarity that is used to be connected to corresponding electric power network and for the transition lead that is used for linking between circuit breaker and the bus-bar for example the setting of joint cover guarantee is provided, adopt securing members such as a large amount of leads, screw that bus-bar is connected with circuit breaker electric thereby need not to resemble the prior art, therefore, not only can save the material that is consumed when being electrically connected, and not have exposed connection lead and have safety of being electrically connected, reliable; Be tending towards the structure that modular insulator foot 1, insulating lid 2 match, help saving space in the cabinet of low-tension switch cabinet, make the combination of each functional unit in the cabinet obtain reasonably optimizing, be convenient to installation, maintenance, dismounting etc.; In addition, also have good heat radiation and arc effect.
Description of drawings
An example structure figure of Fig. 1 the utility model termination.
Another example structure figure of Fig. 2 the utility model termination.
Also example structure figure of Fig. 3 the utility model termination.
An embodiment schematic diagram of Fig. 4 insulating lid 2 of the present utility model.
An embodiment schematic diagram of Fig. 5 arc cover 3 of the present utility model.
Fig. 6 is the application example figure of Fig. 1.
Fig. 7 is the application example figure of Fig. 2.
Fig. 8 is the profile of Fig. 6.
Fig. 9 is the vertical view by the insulator foot 1 of termination shown in Figure 1.
Figure 10 is the vertical view by the insulator foot 1 of termination shown in Figure 2.
Wherein: 1. insulator foot, 11. left side walls, 111. first grooves, 12. right side walls, 121. second grooves, 122. arc covers connect groove, 13. front side walls, 131. the 3rd grooves, 14. rear walls, 141. the 4th grooves, 15. first insulation walls, 16. fixing lug boss, 17. fixing feet, 171. gags; 2. insulating lid, 21. left wall bodies, 211. first cavitys, 22. right wall bodies, 221. second cavitys, 222. arc covers connect groove, 23. preceding wall bodies, 231. the 3rd cavitys, 24. back wall bodies, 241. the 4th cavitys, 25. second insulation walls, 26. blow vents; 3. arc cover, 31. the 3rd insulation walls, 32. air vent holes, 33. are hung ear; 4. joint cover, 41. ends, 42 overlap holes; 5. bus-bar, 51. through holes; 6. circuit breaker; 7. arc sheet; 8. screw assembly; 9. binding post.
Embodiment
Embodiment 1:
In Fig. 1 and Fig. 9, as a concrete execution mode, the applicant has provided insulator foot 1 and the insulating lid 2 that shows as the circuit breaker 6 (Fig. 6 shows) that adapts to four utmost points, the global shape of insulator foot 1 is roughly the rectangular box shape body in a tool box chamber, it constitutes along box plate four sides and vertically extends upward a left side that forms, right, before, rear wall 11,12,13,14 4 sidewalls, wherein: between on the right side wall 12, be provided with second groove 121, and do not offer groove on the left side wall 11, owing to be at the circuit breaker 6 of four utmost points, therefore, second groove 121 has four.On forward and backward sidewall 13,14, offer corresponding four the 3rd of position, the 4th groove 131,141 each other respectively.Wherein: the width of second groove 121 and the recessed degree of depth should be taken into account the factor that width and thickness with joint cover 4 (Fig. 6 shows) are complementary as much as possible, that is to say, compensate or claim to fill up first groove 121 by joint cover 4, equally, three, the width of the 4th groove 131,141 and the recessed degree of depth also should be taken into account the factor that matches with bus-bar 5 (Fig. 6 shows) height and width, that is to say by bus-bar 5 compensation the 3rd, the 4th groove 131,141.
In the box chamber of insulator foot 1, be formed with from front side wall 13 and pass through and three first insulation walls 15 of rear wall 14, under by means of the situation of left and right sidewall 11,12, thereby the box chamber is separated into four zones by three first insulation walls 15, is used for being located at the separation insulation of four pieces of bus-bars 5 on the 3rd, the 4th groove of being offered on the forward and backward sidewall 13,14 131,141.In corresponding to each zone that is separated by first insulation wall 15, base plate with insulator foot 1 is that carrier has extended fixing lug boss 16, both can embedded nut in the fixing lug boss 16, also can directly process screw thread in fixing lug boss 16 central authorities, fixedly the effect of convex 16 will be by obtaining understanding after the description of applicant to Fig. 6 for each.In addition, on the base plate of insulator foot 1, also extend to be useful on insulator foot 1 is fixed to the fixing feet 17 that the substrate of low-tension switch cabinet gets on, concrete quantity for fixing feet 17 does not need to limit in the present embodiment, though only provided four among the figure, but reasonably increase and decrease should be fine, as long as can satisfy substrate or the title steel plate mutually solid fixed effect of insulator foot 1 with low-tension switch cabinet.Better, can on fixing feet 17, dispose gag 171,, realize the electric insulation of screw and bus-bar 5 so that cover the afterbody of hold-down screw by gag 171.
Insulating lid 2 as the insulator foot 1 of the circuit breaker 6 that adapts to four utmost points, it constitutes along lid top panel vertically extends the left, right, front and rear wall body 21,22,23,24 that forms downwards, wherein: in the effect of corresponding three the 3rd of position, the 4th cavity 231,241, the three, the 4th cavitys 231,241 each other that offers respectively on the forward and backward sidewall bodies 23,24 are bossings by 141 of 131 of two adjacent the 3rd grooves and two adjacent the 4th grooves on being used for housing insulation base 1.According to needing, both can in the lid chamber of a side of insulator foot 1, extend second insulation wall 25 2 of insulating lids, can not extend yet, for example being used on being opposite to insulator foot 1 be connected with bus-bar 5 and and then the joint cover 4 that is electrically connected with circuit breaker 6 on during sheathed insulating sleeve, be omissible for second insulation wall 25 so, otherwise then should extend second insulation wall 25.Because present embodiment is aimed at and does not establish insulating sleeve on joint cover 4, therefore, extends three piece of second insulation wall 25 that is parallel to forward and backward wall body 23,24, use the electric insulation of realizing between four pieces of joint covers 4.
The structure of the blow vent of being offered on insulating lid 2 26 is in a zigzag, more particularly just as the form of the sun blind seen in the daily life, except having radiating effect, also has the self-evident dust that stops and enters the function in the box chamber of insulator foot 1.
In the present embodiment, offering each other respectively to the outside of the right wall body 22 of the right side wall 12 of insulator foot 1 and insulating lid 2, the corresponding arc cover in position connects groove 122,222.Whole insulating lid 2 is to finish by the fixing hole that defaults in four bights separately and by means of screw with the assembling of insulator foot 1.
In Fig. 2 and Fig. 4, Figure 10, as another embodiment, the applicant has provided insulator foot 1 and the insulating lid 2 that shows as the circuit breaker 6 (Fig. 6 shows) that adapts to three utmost points, offers first, second, third, fourth groove 111,121,131,141 on the left, right, front and rear of insulator foot 1 sidewall 11,12,13,14 respectively.And on the forward and backward wall body 23,24 of insulating lid 2, offer two the 3rd, the 4th cavity 231,241 of the bossing that is used to hold 141 of 131 of two adjacent the 3rd grooves and two adjacent the 4th grooves, and two first, second cavitys 211,221 that on the left and right wall body 21,22 of insulating lid 2, also offer the bossing of 121 of 111 of two adjacent first grooves being used to be contained on the insulator foot 1 and two adjacent second grooves.The difference of insulator foot 1 that present embodiment is given and the insulator foot 1 of embodiment 1 is: offer first groove 111 on the left side wall 11, and the left side wall 11 of the insulator foot 1 of embodiment 1 does not offer groove, in addition, since this example be used for into the circuit breaker 6 of number of poles three utmost points adaptive, therefore the quantity of first, second, third, fourth groove 111,121,131,141 reduces one than embodiment 1, and all the other are with the description to embodiment 1.
In Fig. 3, provided the form according to some the utility model terminations of need determining of arranging along bus-bar 5 (Fig. 6 shows) length direction, the two ends of each termination promptly connect with the end of incoming cables of corresponding circuit breaker 6 respectively with the left and right end of position shown in scheming.Because this figure provides with the end view form, therefore though only seen the utility model termination that is constituted by insulator foot 1 and insulating lid 2 of a unit and the situation that a pair of circuit breaker 6 connects, yet be understood that out the essence of the arrangement in a compact mass of this situation.Need to prove because the front side wall 13 of first insulator foot 1 and not the rear wall 14 of an insulator foot 1 of tail no longer to have a stretching, extension of bus-bar 5 exposed, so need give shutoff with arc sheet 7.
In Fig. 5, provided the detailed structure of the arc cover 3 of the present utility model of the circuit breaker 6 (Fig. 6 shows) that is directed to embodiment 1 four utmost points that adapt to, this arc cover 3 is to be used for arc is carried out in the end 41 that is in each joint cover 4 under the user mode at the utility model, will be below the applicant to this be further understood during to the description of Fig. 6, Fig. 8.The top of arc cover 3 similarly offers air vent hole 32, its shape is identical with blow vent 26 with effect, because at four utmost points, therefore, the ear 33 of hanging that is arranged on the arc cover 3 preferably has three, hang on circuit breaker 6, and the edge portion of the 3rd insulation wall 31 just be preset in insulator foot 1 and insulating lid 2 on the arc cover connect groove 122,222 insertings mutually.
Application example 1:
The applicant narrates the application example by embodiment 1 disclosed the utility model termination in conjunction with Fig. 6, Fig. 8, Fig. 9.Bus-bar 5 and joint cover 4 have been provided, bus-bar 5 can be now commercially available rectangle or special-shaped bus-bar, for guaranteeing ampacity, improve the structural strength of bus-bar 5, the preferred bus-bar 5 that adopts U-shaped in general or claim the C type, before bus-bar 5 is installed to, rear wall 13,14 the 3rd, the 4th groove 131, before on 141, reply bus-bar 5 is offered through hole 51 with overlap joint hole 42 opposite positions on the joint cover 4, joint cover 4 can overlap hole 42 by adopting screw assembly 8 to pass joint cover 4 bending backs with the overlapping mode of bus-bar 5, through hole 51, until fixing lug boss 16, make joint cover 4 directly solid mutually with bus-bar 5, realize being electrically connected between the two simultaneously both being fixed to insulator foot 1; Also can adopt binding post 9 as the cushion block between joint cover 4 and the bus-bar 5, screw assembly 8 until being fixed in the fixing lug boss 16 that extends on insulator foot 1, is realized being electrically connected of bus-bar 5 and joint cover 4 by the through hole 51 on the overlap joint hole 42 on the joint cover 4, binding post 9, the bus-bar 5.If by following will mention shown in Figure 7, only need at the left side wall 11 of insulator foot 1 or right side wall 12 both to select one and connect circuit breaker 6, so joint cover 4 with preferably adopt first kind of above-mentioned overlapping mode being connected of bus-bar 5; If the left and right sidewall 11,12 to insulator foot 1 all sets circuit breaker 6, as shown in Figure 6, joint cover 4 preferably adopts second kind of overlapping mode with being connected of bus-bar 5 so.
At first, owing on base plate, extend a pair of fixing feet 17 respectively corresponding to the insulator foot 1 of the bus-bar 5 of the first and the 4th phase place, therefore adopt screw assembly the steel plate of insulator foot 1 with low-tension switch cabinet to be fixed, and protect with gag 171 lids at the port of fixing feet 17 by fixing feet 17; Then, because first insulation wall 15 has been separated into territory, four chambeies on insulator foot 1, also promptly on forward and backward sidewall 13,14, be formed with each four the 3rd, the 4th groove 131,141, therefore be installed with the bus-bar 5 of four phase places respectively successively, again owing to be formed with four second grooves 121 on the right side wall 12, therefore hold successively respectively four pieces respectively with the joint cover 4 of bus-bar 5 overlap joints, joint cover 4 insulator foot that is stretched over 1 outer end 41 connects with circuit breaker 6 end of incoming cables ports.Then insulating lid 2 is screwed on insulator foot 1, again arc cover 3 is plugged between insulator foot 1, insulating lid 2 and the circuit breaker 6, just separate by each end 41 of the 31 pairs of described four pieces of joint covers 4 of the 3rd insulation wall on the arc cover 3.
Application example 2:
The applicant is in conjunction with the application example of Fig. 7 and Figure 10 summary by embodiment 2 disclosed the utility model terminations, bus-bar 5 and joint cover 4 respectively are three pieces, they are overlapped each other and constitute by application example 1 mentioned overlapping mode and be electrically connected, for insulator foot 1 and steel plate fixedly be to realize by a pair of fixing feet 17 that is arranged on insulator foot 1 middle part with screw assembly, all the other are with to using descriptions of example 1.
Claims (10)
1, a kind of circuit breaker is connected the termination of usefulness with bus, it is characterized in that it comprise one be used for that end of incoming cables with circuit breaker connects constitute box-like body haply and in the box chamber of box-like body, be formed with at least two insulator foots (1) of separating first insulation wall (15) that is provided with, be provided with groove between on the sidewall of this insulator foot (1); One is used for covering the insulating lid (2) of joining and similarly be provided with cavity between on the wall body mutually with described insulator foot (1), offers the blow vent (26) that the heat that electric connecting part produced that is used for being located in the box chamber effluxes on this insulating lid (2).
2, circuit breaker according to claim 1 is connected the termination of usefulness with bus, it is characterized in that described sidewall comprises left, right, front and rear sidewall (11), (12), (13), (14), described groove comprise second, third, the 4th groove (121), (131), (141), be opened in respectively on the right side, forward and backward sidewall (12), (13), (14).
3, circuit breaker according to claim 1 is connected the termination of usefulness with bus, it is characterized in that described groove comprises first, second, third, fourth groove (111), (121), (131), (141), is opened in respectively on left, right, front and rear sidewall (11), (12), (13), (14).
4, circuit breaker according to claim 1 is connected the termination of usefulness with bus, it is characterized in that described insulator foot (1) is last and extended fixing lug boss (16) in corresponding to the cavity that is separated out by described first insulation wall (15).
5, circuit breaker according to claim 2 is connected the termination of usefulness with bus, it is characterized in that described second, third, the 4th groove (121), (131), (141) at least respectively have 3, the position of the 3rd, the 4th groove (131), (141) corresponds to each other.
6, circuit breaker according to claim 3 is connected the termination of usefulness with bus, it is characterized in that described first, second, third, fourth groove (111), (121), (131), (141) at least respectively have 3, first, second groove (111), (121) position each other are corresponding, and the position of the 3rd, the 4th groove (131), (141) corresponds to each other.
7, circuit breaker according to claim 1 is connected the termination of usefulness with bus, it is characterized in that described wall body comprises left, right, front and rear wall body (21), (22), (23), (24), described cavity comprises the 3rd, the 4th cavity (231), (241) that are opened on forward and backward wall body (23), (24), three, the 4th cavity (231), (241) at least respectively have 2, and the position is corresponding each other.
8, circuit breaker according to claim 1 is connected the termination of usefulness with bus, it is characterized in that described insulating lid (2) extend at least two towards the inner surface of insulator foot (1) and separate second insulation walls (25) that are provided with.
9, circuit breaker according to claim 1 is connected the termination of usefulness with bus, it is characterized in that the shape of described blow vent (26) is in a zigzag substantially.
10, circuit breaker according to claim 1 is connected the termination of usefulness with bus, it is characterized in that at described insulator foot (1) and insulating lid (2) at least one end after both match is inserted with arc cover (3), this arc cover (3) extend at least two towards a side of insulator foot (1) and separate the 3rd insulation walls (31) that are provided with, and on arc cover (3), offer and be used for air vent hole (32) that heat is effluxed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620073210 CN2901645Y (en) | 2006-05-26 | 2006-05-26 | Wire connector for connecting breaker and bus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620073210 CN2901645Y (en) | 2006-05-26 | 2006-05-26 | Wire connector for connecting breaker and bus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2901645Y true CN2901645Y (en) | 2007-05-16 |
Family
ID=38085809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620073210 Expired - Lifetime CN2901645Y (en) | 2006-05-26 | 2006-05-26 | Wire connector for connecting breaker and bus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2901645Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101197227B (en) * | 2007-10-25 | 2010-06-02 | 张增起 | Adapter and its low-voltage automatic air circuit breaker |
| CN102800508A (en) * | 2012-08-02 | 2012-11-28 | 上海良信电器股份有限公司 | Mounting structure of electrical insulating barrier |
| CN103582976A (en) * | 2011-05-31 | 2014-02-12 | 伊顿公司 | Plug-in composite power distribution assembly and system including same |
| CN104638527B (en) * | 2015-03-09 | 2016-11-23 | 周东 | Essential supplies bus box |
| CN109494570A (en) * | 2017-09-11 | 2019-03-19 | Abb股份公司 | Low-tension distribution board |
| CN115066988A (en) * | 2019-11-25 | 2022-09-16 | 伦茨瑞士股份公司 | Electrical instrument |
| CN115775707A (en) * | 2022-11-25 | 2023-03-10 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七一二研究所） | Six-pole medium-voltage alternating-current circuit breaker for small ship |
-
2006
- 2006-05-26 CN CN 200620073210 patent/CN2901645Y/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101197227B (en) * | 2007-10-25 | 2010-06-02 | 张增起 | Adapter and its low-voltage automatic air circuit breaker |
| CN103582976A (en) * | 2011-05-31 | 2014-02-12 | 伊顿公司 | Plug-in composite power distribution assembly and system including same |
| CN102800508A (en) * | 2012-08-02 | 2012-11-28 | 上海良信电器股份有限公司 | Mounting structure of electrical insulating barrier |
| CN102800508B (en) * | 2012-08-02 | 2015-05-13 | 上海良信电器股份有限公司 | Mounting structure of electrical insulating barrier |
| CN104638527B (en) * | 2015-03-09 | 2016-11-23 | 周东 | Essential supplies bus box |
| CN109494570A (en) * | 2017-09-11 | 2019-03-19 | Abb股份公司 | Low-tension distribution board |
| CN115066988A (en) * | 2019-11-25 | 2022-09-16 | 伦茨瑞士股份公司 | Electrical instrument |
| CN115775707A (en) * | 2022-11-25 | 2023-03-10 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七一二研究所） | Six-pole medium-voltage alternating-current circuit breaker for small ship |
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