CN203895382U - Protection structure of novel breaker - Google Patents
Protection structure of novel breaker Download PDFInfo
- Publication number
- CN203895382U CN203895382U CN201420268465.0U CN201420268465U CN203895382U CN 203895382 U CN203895382 U CN 203895382U CN 201420268465 U CN201420268465 U CN 201420268465U CN 203895382 U CN203895382 U CN 203895382U
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- CN
- China
- Prior art keywords
- plastic shell
- protective plastic
- card slot
- sliding rail
- fixed card
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 239000002184 metal Substances 0.000 claims abstract description 23
- 230000001681 protective effect Effects 0.000 claims description 111
- 238000003780 insertion Methods 0.000 claims description 12
- 230000037431 insertion Effects 0.000 claims description 12
- 230000013011 mating Effects 0.000 claims description 9
- 206010014357 Electric shock Diseases 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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- Breakers (AREA)
Abstract
The utility model discloses a protection structure of a novel breaker. The protection structure comprises a breaker main body. The left side end and the right side end of the breaker main body are respectively provided with a first locking space and a second locking space. The first locking space and the second locking space are respectively provided with a first opening and a second opening of an external wire. The first locking space and the second locking space are respectively provided with a first wiring terminal and a second wiring terminal fixedly connected with the inner wall of the breaker main body. The first wiring terminal and the second wiring terminal are electrically connected with other components in the breaker main body. The first locking space is also provided with a first locking screw and a first metal pressing sheet connected with the first locking screw. The second locking space is also provided with a second locking screw and a second metal pressing sheet connected with the second locking screw. The protection structure effectively prevents occurrence of electric shock accidents, and improves security of the breaker, and practicality of the protection structure is better.
Description
Technical field
The utility model relates to breaker technical field, is specifically related to a kind of safeguard structure of novel breaker.
Background technology
The operation principle of low-voltage circuit breaker is as follows: main contacts 1 is connected in controlled circuit as shown in Figure 1.When operating grip is pulled to closing position, hasp 3 catches on locking key 2, main contact 1 closure, and circuit is connected.Because the connecting rod of contact is pinned by latch hook 3, contact is kept closed, the spring of disjunction is simultaneously elongated, for disjunction is prepared.The coil of momentary excess current release (magnetic dropout) 12 is series at main circuit, and in the time that electric current is normal value, armature suction is inadequate, in an open position.In the time that circuital current exceedes setting, electromagnetic attraction increases, and armature 11 adhesives, throw off hasp 3 by lever 5, and main contacts acts on incision deenergizing at spring 13, Here it is momentary excess current or short-circuit protection effect.In the time of circuit decompression or brownout, the armature 7 of device for under-voltage releasing equipment 8 discharges, and by lever 5, hasp 3 is thrown off equally, plays under-voltage and o-volt protection effect.In the time that power up is normal, after must again closing a floodgate, could work.Long term overloading makes double-metal sheet type (heat is threaded off) 10 bendings of overcurrent release; by lever 5, hasp 3 is thrown off equally; play overload (overcurrent) protective effect; the input of prior art Low Voltage Circuit Breaker and output all adopt binding post and the fixing mode of screw to be connected with external main line; for convenience of wiring and installation; conventionally offer a screw hole and connection jaws; the metal part that the circuit breaker of this class formation easily allows workmen and user touch exposure causes electric shock accidents, has obvious Electrical Safety hidden danger.
Summary of the invention
The purpose of this utility model is to provide a kind of safeguard structure of novel breaker.
According to one side of the present utility model, a kind of safeguard structure of novel breaker is provided, comprise breaker body, the left and right sides end of described breaker body is respectively equipped with the first locking space and the second locking space, described the first locking space and the second locking spatial distribution are provided with the first opening and second opening of external cord, be respectively equipped with on the second locking space the first binding post and the second binding post that are fixedly connected with breaker body inwall in described the first locking space, described the first binding post and the second terminals are all electrically connected with the miscellaneous part of breaker body inside, first locking space the first metal sheeting of being also provided with the first lock screw and being connected with the first lock screw, second locking space the second metal sheeting of being also provided with the second lock screw and being connected with the second lock screw, be provided with in described the first locking space the first screwed hole mating with the first lock screw, be provided with in described the second locking space the second screwed hole mating with the second lock screw, described the first lock screw is connected with described the first metal sheeting through the first screwed hole, described the second lock screw is connected with described the second metal sheeting through the second screwed hole, be provided with two independently the first protective plastic shell and the second protective plastic shells in described breaker body outside, described the first protective plastic shell can cover the first screwed hole completely, the second protective plastic shell can cover the second screwed hole completely.
Especially, the top of the first opening and the second opening is respectively equipped with the first fixed card slot and the second fixed card slot, described the first binding post and the first opening approach end are to extending to form the first insertion part, described the second binding post and the second opening approach end are to extending to form the second insertion part, described the first insertion part embeds and in the first fixed card slot, realizes the fixing of the first binding post, and described the second insertion part embeds and in the second fixed card slot, realizes the fixing of the first binding post.
Especially, the outside of the first fixed card slot and the second fixed card slot is also provided with the 3rd protective plastic shell and the 4th protective plastic shell that can cover the first fixed card slot and the second fixed card slot.
Especially, the first protective plastic shell and the 3rd protective plastic shell are integral type structure, and are connected with described breaker body by buckle, and the second protective plastic shell and the 4th protective plastic shell are integral type structure, and are connected with described breaker body by buckle.
Especially, the first protective plastic shell, the second protective plastic shell, the 3rd protective plastic shell and the 4th protective plastic shell are the independent plastic housing arranging, described the first protective plastic shell, the second protective plastic shell, the 3rd protective plastic shell is all connected with described breaker body by buckle with the 4th protective plastic shell, or, in described breaker body, be provided with the first sliding rail, the second sliding rail, the 3rd sliding rail and the 4th sliding rail, the first protective plastic shell, the second protective plastic shell, the 3rd protective plastic shell and the 4th protective plastic shell are equipped with the slide block mating with slideway, be located at respectively the first sliding rail by described slide block, the second sliding rail, on the 3rd sliding rail and the 4th sliding rail, described the first sliding rail, the second sliding rail, the 3rd sliding rail and the 4th sliding rail lay respectively at the first screwed hole, the second screwed hole, the top of the first fixed card slot and the second fixed card slot or front.
Especially, the spacing of the first protective plastic shell and described the first screwed hole is 3～6mm, and the spacing of described the second protective plastic shell and described the second screwed hole is 3～6mm.
Especially, the spacing of the 3rd protective plastic shell and the first fixed card slot is 3～6mm, and the spacing of the 4th protective plastic shell and the second fixed card slot is 3～6mm.
Especially, the 3rd protective plastic shell and the 4th protective plastic shell also can cover respectively first and open and the second opening.
Especially, be provided with the breach of semicircle shape in the bottom of the 3rd protective plastic shell and the 4th protective plastic shell, the size of this breach is mated with the size of external cord.
Adopt after said structure, the advantage that compared to the prior art the utility model had is: protective plastic shell can be wrapped in the sheet metal of binding post, and sheet metal is not exposed to outside, and operating personnel are not easy to touch sheet metal; And also protective plastic shell of lock screw top, be not directly exposed to enclosure, operating personnel point etc. and to be not easy to touch fixed screw, and between binding post, lock screw and protective plastic shell, a determining deviation is set, can guarantee that operator neglects the situation that causes electric shock, to sum up state the generation that the utility model effectively prevents electric shock accidents, increase the fail safe of circuit breaker, its practicality is better.
Brief description of the drawings
Fig. 1 is the structural representation of the circuit breaker of prior art.
Fig. 2 is a kind of structural representation of safeguard structure of novel breaker
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Fig. 1 has schematically shown the safeguard structure according to a kind of novel breaker of the present utility model.
The safeguard structure of a kind of novel breaker that the present embodiment provides, comprise breaker body 001, the left and right sides end of described breaker body 001 is respectively equipped with the first locking space 002 and the second locking space 003, described the first locking space 002 and the second locking space 003 are distributed with the first opening 004 and second opening 005 of external cord, be respectively equipped with on the second locking space 003 the first binding post 006 and the second binding post 007 that are fixedly connected with breaker body 001 inwall in described the first locking space 002, described the first binding post 006 and the second terminals are all electrically connected with the miscellaneous part of breaker body 001 inside, first locking space 002 the first metal sheeting 009 of being also provided with the first lock screw 008 and being connected with the first lock screw 008, second locking space 003 the second metal sheeting 011 of being also provided with the second lock screw 010 and being connected with the second lock screw 010, be provided with in described the first locking space 002 the first screwed hole mating with the first lock screw 008, be provided with in described the second locking space 003 the second screwed hole mating with the second lock screw 010, described the first lock screw 008 is connected with described the first metal sheeting 009 through the first screwed hole, described the second lock screw 010 is connected with described the second metal sheeting 011 through the second screwed hole, be provided with two independently the first protective plastic shell 012 and the second protective plastic shells 013 in described breaker body 001 outside, described the first protective plastic shell 012 can cover the first screwed hole completely, the second protective plastic shell 013 can cover the second screwed hole completely, the top of the first opening 004 and the second opening 005 is respectively equipped with the first fixed card slot 014 and the second fixed card slot 015, described the first binding post 006 and the first opening 004 approach end are to extending to form the first insertion part 016, described the second binding post 007 and the second opening 005 approach end are to extending to form the second insertion part 017, described the first insertion part 016 embeds interior the fixing of the first binding post 006 of realizing of the first fixed card slot 014, described the second insertion part 017 embeds interior the fixing of the first binding post 006 of realizing of the second fixed card slot 015.
In addition, the outside of the first fixed card slot 014 and the second fixed card slot 015 is also provided with the 3rd protective plastic shell 018 and the 4th protective plastic shell 019 that can cover the first fixed card slot 014 and the second fixed card slot 015, the first protective plastic shell 012, the second protective plastic shell 013, the 3rd protective plastic shell 018 and the 4th protective plastic shell 019 are the independent plastic housing arranging, described the first protective plastic shell 012, the second protective plastic shell 013, the 3rd protective plastic shell 018 is all connected with described breaker body 001 by buckle with the 4th protective plastic shell 019, wherein the first protective plastic shell 012 is 5mm with the spacing of described the first screwed hole, described the second protective plastic shell 013 is 5mm with the spacing of described the second screwed hole, the spacing of the 3rd protective plastic shell 018 and the first fixed card slot 014 is 5mm, the spacing of the 4th protective plastic shell 019 and the second fixed card slot 015 is 5mm.
Adopt after said structure, the advantage that compared to the prior art the utility model had is: protective plastic shell can be wrapped in the sheet metal of binding post, and sheet metal is not exposed to outside, and operating personnel are not easy to touch sheet metal; And also protective plastic shell of lock screw top, be not directly exposed to enclosure, operating personnel point etc. and to be not easy to touch fixed screw, and between binding post, lock screw and protective plastic shell, a determining deviation is set, can guarantee that operator neglects the situation that causes electric shock, to sum up state the generation that the utility model effectively prevents electric shock accidents, increase the fail safe of circuit breaker, its practicality is better.
Embodiment 2
The difference of the present embodiment and embodiment 1 is: the first protective plastic shell 012 and the 3rd protective plastic shell 018 are integral type structure, and be connected with described breaker body 001 by buckle, the second protective plastic shell 013 and the 4th protective plastic shell 019 are integral type structure, and be connected with described breaker body 001 by buckle, wherein the first protective plastic shell 012 is 3mm with the spacing of described the first screwed hole, described the second protective plastic shell 013 is 3mm with the spacing of described the second screwed hole, the spacing of the 3rd protective plastic shell 018 and the first fixed card slot 014 is 3mm, the spacing of the 4th protective plastic shell 019 and the second fixed card slot 015 is 3mm, so installing the extexine that can directly each protective plastic shell be buckled in to circuit breaker after circuit breaker, covering exposed metal out avoids and the contacting of operator or other staff, cause the situation of Danger Electric shock risk, other all in the same manner as in Example 1, reached the effect of embodiment 1 simultaneously.
Embodiment 3
This year, the difference of embodiment and embodiment 1 was: the 3rd protective plastic shell 018 and the 4th protective plastic shell 019 also can cover respectively first and open and the second opening 005, be provided with the breach of semicircle shape in the bottom of the 3rd protective plastic shell 018 and the 4th protective plastic shell 019, the size of this breach is mated with the size of external cord, wherein the first protective plastic shell 012 is 6mm with the spacing of described the first screwed hole, described the second protective plastic shell 013 is 6mm with the spacing of described the second screwed hole, the spacing of the 3rd protective plastic shell 018 and the first fixed card slot 014 is 6mm, the spacing of the 4th protective plastic shell 019 and the second fixed card slot 015 is 6mm, covering first opens and is to protect the normal use of binding post to avoid other foreign material to enter locking space with the effect of the second opening 005 to cause unnecessary parts loss, also can avoid the electric shock problem causing because of human negligence simultaneously, other all in the same manner as in Example 1, reached the effect of embodiment 1 simultaneously.
Embodiment 4
The difference of the present embodiment and embodiment 1 is: or, in described breaker body 001, be provided with the first sliding rail, the second sliding rail, the 3rd sliding rail and the 4th sliding rail, the first protective plastic shell 012, the second protective plastic shell 013, the 3rd protective plastic shell 018 and the 4th protective plastic shell 019 are equipped with the slide block mating with slideway, be located at respectively the first sliding rail by described slide block, the second sliding rail, on the 3rd sliding rail and the 4th sliding rail, described the first sliding rail, the second sliding rail, the 3rd sliding rail and the 4th sliding rail lay respectively at the first screwed hole, the second screwed hole, top or the front of the first fixed card slot 014 and the second fixed card slot 015, wherein the first protective plastic shell 012 is 4mm with the spacing of described the first screwed hole, described the second protective plastic shell 013 is 4mm with the spacing of described the second screwed hole, the spacing of the 3rd protective plastic shell 018 and the first fixed card slot 014 is 4mm, the spacing of the 4th protective plastic shell 019 and the second fixed card slot 015 is 4mm, the mode that adopts rail plate to be connected with slide block, can realize the first screwed hole by direct pull protective plastic shell, the second screwed hole, the switching of the first fixed card slot 014 and the second fixed card slot 015, use convenient, other all in the same manner as in Example 1, reached the effect of embodiment 1 simultaneously.
Finally should be noted that; above embodiment is only in order to illustrate the technical solution of the utility model; but not restriction to the utility model protection range; although the utility model has been done to explain with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify or be equal to replacement the technical solution of the utility model, and not depart from essence and the scope of technical solutions of the utility model.
Claims (9)
1. the safeguard structure of a novel breaker, it is characterized in that, comprise breaker body, the left and right sides end of described breaker body is respectively equipped with the first locking space and the second locking space, described the first locking space and the second locking spatial distribution are provided with the first opening and second opening of external cord, be respectively equipped with on the second locking space the first binding post and the second binding post that are fixedly connected with breaker body inwall in described the first locking space, described the first binding post and the second terminals are all electrically connected with the miscellaneous part of breaker body inside, first locking space the first metal sheeting of being also provided with the first lock screw and being connected with the first lock screw, second locking space the second metal sheeting of being also provided with the second lock screw and being connected with the second lock screw, be provided with in described the first locking space the first screwed hole mating with the first lock screw, be provided with in described the second locking space the second screwed hole mating with the second lock screw, described the first lock screw is connected with described the first metal sheeting through the first screwed hole, described the second lock screw is connected with described the second metal sheeting through the second screwed hole, be provided with two independently the first protective plastic shell and the second protective plastic shells in described breaker body outside, described the first protective plastic shell can cover the first screwed hole completely, the second protective plastic shell can cover the second screwed hole completely.
2. the safeguard structure of novel breaker according to claim 1, it is characterized in that, the top of described the first opening and the second opening is respectively equipped with the first fixed card slot and the second fixed card slot, described the first binding post and the first opening approach end are to extending to form the first insertion part, described the second binding post and the second opening approach end are to extending to form the second insertion part, described the first insertion part embeds and in the first fixed card slot, realizes the fixing of the first binding post, and described the second insertion part embeds and in the second fixed card slot, realizes the fixing of the first binding post.
3. the safeguard structure of novel breaker according to claim 2, it is characterized in that, the outside of described the first fixed card slot and the second fixed card slot is also provided with the 3rd protective plastic shell and the 4th protective plastic shell that can cover the first fixed card slot and the second fixed card slot.
4. the safeguard structure of novel breaker according to claim 3, it is characterized in that, described the first protective plastic shell and the 3rd protective plastic shell are integral type structure, and be connected with described breaker body by buckle, the second protective plastic shell and the 4th protective plastic shell are integral type structure, and are connected with described breaker body by buckle.
5. the safeguard structure of novel breaker according to claim 3, is characterized in that, described the first protective plastic shell, the second protective plastic shell, the 3rd protective plastic shell and the 4th protective plastic shell are the independent plastic housing arranging, described the first protective plastic shell, the second protective plastic shell, the 3rd protective plastic shell is all connected with described breaker body by buckle with the 4th protective plastic shell, or, in described breaker body, be provided with the first sliding rail, the second sliding rail, the 3rd sliding rail and the 4th sliding rail, the first protective plastic shell, the second protective plastic shell, the 3rd protective plastic shell and the 4th protective plastic shell are equipped with the slide block mating with slideway, are located at respectively the first sliding rail by described slide block, the second sliding rail, on the 3rd sliding rail and the 4th sliding rail, described the first sliding rail, the second sliding rail, the 3rd sliding rail and the 4th sliding rail lay respectively at the first screwed hole, the second screwed hole, the top of the first fixed card slot and the second fixed card slot or front.
6. the safeguard structure of novel breaker according to claim 1, is characterized in that, the spacing of described the first protective plastic shell and described the first screwed hole is 3 ~ 6mm, and the spacing of described the second protective plastic shell and described the second screwed hole is 3 ~ 6mm.
7. the safeguard structure of novel breaker according to claim 3, is characterized in that, the spacing of described the 3rd protective plastic shell and the first fixed card slot is 3 ~ 6mm, and the spacing of the 4th protective plastic shell and the second fixed card slot is 3 ~ 6mm.
8. the safeguard structure of novel breaker according to claim 3, is characterized in that, described the 3rd protective plastic shell and the 4th protective plastic shell also can cover respectively first and open and the second opening.
9. the safeguard structure of novel breaker according to claim 8, is characterized in that, is provided with the breach of semicircle shape in the bottom of the 3rd protective plastic shell and the 4th protective plastic shell, and the size of this breach is mated with the size of external cord.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420268465.0U CN203895382U (en) | 2014-05-23 | 2014-05-23 | Protection structure of novel breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420268465.0U CN203895382U (en) | 2014-05-23 | 2014-05-23 | Protection structure of novel breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203895382U true CN203895382U (en) | 2014-10-22 |
Family
ID=51721745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420268465.0U Expired - Lifetime CN203895382U (en) | 2014-05-23 | 2014-05-23 | Protection structure of novel breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203895382U (en) |
-
2014
- 2014-05-23 CN CN201420268465.0U patent/CN203895382U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: GUANGDONG WANJIANG DISTRIBUTION CO., LTD. Free format text: FORMER OWNER: BOLUO COUNTY WANJIANG POWER DISTRIBUTION EQUIPMENT FACTORY Effective date: 20141212 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20141212 Address after: 516100 Guangdong city of Huizhou province Boluo county Luo Yang Zhen Xiaojinkou Patentee after: GUANGDONG WANJIANG DISTRIBUTION Co.,Ltd. Address before: 516100 Guangdong city of Huizhou province Boluo county Luo Yang Zhen Xiao Jin four watchtower Patentee before: BOLUO COUNTY WANJIANG DISTRIBUTION ELECTRICAL EQUIPMENT CO.,LTD. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141022 |