CN207925412U - A kind of earth leakage circuit-breaker - Google Patents
A kind of earth leakage circuit-breaker Download PDFInfo
- Publication number
- CN207925412U CN207925412U CN201820470545.2U CN201820470545U CN207925412U CN 207925412 U CN207925412 U CN 207925412U CN 201820470545 U CN201820470545 U CN 201820470545U CN 207925412 U CN207925412 U CN 207925412U
- Authority
- CN
- China
- Prior art keywords
- damp
- proof box
- pedestal
- earth leakage
- movable contact
- Prior art date
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 24
- 238000007789 sealing Methods 0.000 claims abstract description 5
- 239000012530 fluid Substances 0.000 claims abstract description 4
- 239000000565 sealant Substances 0.000 claims abstract description 4
- 230000003068 static effect Effects 0.000 claims description 4
- 230000007547 defect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000034994 death Effects 0.000 description 1
- 231100000517 death Toxicity 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000009182 swimming Effects 0.000 description 1
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Abstract
The utility model is related to a kind of earth leakage circuit-breakers, it include the shell with accommodating cavity, operating mechanism, leakage protection module, contact system, the shell includes the pedestal set gradually from bottom to top, upper cover, cover, the leakage protection module includes wiring board, zero sequence transformer, be arranged operating mechanism side and with the magnetictrip of circuit board electrical connection, testing button, it is installed with Damp-proof box in the pedestal, the wiring board is arranged in Damp-proof box, and filled with fluid sealant and constitute sealing cooperation between Damp-proof box and wiring board, the zero sequence transformer is arranged on Damp-proof box and and circuit board electrical connection.The utility model has the advantages that simple in structure, stable and reliable for performance, service life is long, waterproof and dampproof.
Description
Technical field
The utility model is specifically related to a kind of earth leakage circuit-breaker.
Background technology
Increasingly widespread with industrial production facilities equipment and household electrical appliance, the chance of people and electrical contact is more and more,
Electrical equipment breaks down to happen occasionally the case where leading to personnel's electric shock injures and deaths.For personal safety and equipment safety, electric leakage is protected
Shield switch has been widely used as an effective electrical safety technique device, and is played the important and pivotal role.
Earth leakage circuit-breaker is typically mounted on the electric appliance that some are used in wet environment, in especially moist place
(such as swimming pool, shower house, kitchen, toilet), in wet environment, the wiring board in earth leakage circuit-breaker is easy to make moist,
Lead to that earth leakage circuit-breaker malfunctions or even short circuit is burnt out, thus greatly reduces the reliability of earth leakage circuit-breaker work, and
And its there is also service life defects.
Invention content
The purpose of the utility model is to overcome the defect of the prior art, provide it is a kind of it is simple in structure, stable and reliable for performance,
Service life length, waterproof and dampproof earth leakage circuit-breaker.
To achieve the above object, the utility model uses a kind of earth leakage circuit-breaker, includes shell with accommodating cavity, behaviour
Make mechanism, leakage protection module, contact system, the shell includes the pedestal set gradually from bottom to top, upper cover, cover,
The leakage protection module includes wiring board, zero sequence transformer, be arranged operating mechanism side and with circuit board electrical connection
Magnetictrip, testing button are installed with Damp-proof box in the pedestal, and the wiring board is arranged in Damp-proof box, and anti-
Between damp box and wiring board filled with fluid sealant and constitute sealing cooperation, the zero sequence transformer be arranged on Damp-proof box and with
Circuit board electrical connection.
The advantageous effect of above structure is：The leakage protection module integrated modular of the earth leakage circuit-breaker, consequently facilitating
The assembly of leakage protection module is conducive to the efficiency of assembling for improving the earth leakage circuit-breaker, and wiring board is sealed in Damp-proof box,
Effectively wiring board can be avoided to make moist, reliability and the safety of earth leakage circuit-breaker work be improved, to which the electric leakage is protected
Shield switch can use in wet environment, and the scope of application is more extensive；And the earth leakage circuit-breaker has simple in structure, performance
Advantage reliable and stable, with long service life.
Particularly, it is respectively set on the both sides of the Damp-proof box there are one hook, each hook is corresponded on the pedestal
Place is respectively arranged with compatible card slot, and the hook is installed in card slot and constitutes the clamping engagement of Damp-proof box and pedestal.
Damp-proof box is connect with pedestal by the way of being engaged by clamping, and is convenient for the assembly of Damp-proof box and pedestal, is improved the earth leakage protective and open
The production efficiency of pass.
Particularly, the contact system includes the contact rack, matched with contact rack with operating mechanism linkage setting
Resetting spring, with contact rack linkage setting movable contact spring, shrapnel, setting in pedestal and with the matched static contact of movable contact spring,
The shrapnel is fitted on the upper surface of movable contact spring, and being riveted on one end of the movable contact spring and shrapnel has movable contact, described
Movable contact spring and the other end of shrapnel be fixed on conductive sheet, one end of conductive sheet passes through zero sequence transformer and is connected to terminals
On son.By being provided with shrapnel on movable contact spring, shrapnel can accelerate movable contact spring to execute separating brake action, improve the earth leakage protective and open
The sensitivity of pass action.
Particularly, it is provided with collision mat on the lower face of the pedestal.When installing the earth leakage circuit-breaker, collision mat
It seals and coordinates with wall, collision mat can play waterproof action, improve the water resistance of the earth leakage circuit-breaker.
Description of the drawings
Fig. 1 is the utility model embodiment exploded view.
Fig. 2 is the utility model embodiment internal structure chart.
Fig. 3 is the installation diagram of the utility model embodiment Damp-proof box and wiring board.
Specific implementation mode
As shown in Figures 1 to 3, the utility model embodiment is a kind of earth leakage circuit-breaker, includes the shell with accommodating cavity
10, operating mechanism 20, leakage protection module 30, contact system 40, operating mechanism 20 include mechanism rack 21, are rotatably arranged on mechanism
The tripping 23 of handle 22 and handle linkage setting on frame 21 and the matched lock 24 of tripping 23, the shell 10 include
Pedestal 11, upper cover 12, the cover 13 set gradually from bottom to top, the leakage protection module 30 include wiring board 31, zero sequence
Mutual inductor 32 is arranged in 20 side of operating mechanism and the magnetictrip 32, the testing button 33 that are electrically connected with wiring board 31, described
Pedestal 11 in be installed with Damp-proof box 34, the wiring board 31 is arranged in Damp-proof box 34, and Damp-proof box 34 and wiring board 31
Between filled with fluid sealant and constitute sealing cooperation, the zero sequence transformer 32 be arranged on Damp-proof box 34 and with wiring board 31
Electrical connection.As shown in Figures 2 and 3, hook 341 there are one being respectively set on the both sides of the Damp-proof box 34, the pedestal 11
It is respectively arranged with compatible card slot at each hook of upper correspondence 341, the hook 341 is installed in card slot and constitutes Damp-proof box
34 with the clamping engagement of pedestal 11.Damp-proof box is connect with pedestal by the way of being engaged by clamping, and is convenient for the dress of Damp-proof box and pedestal
Match, improves the production efficiency of the earth leakage circuit-breaker.The contact system 40 includes and the tripping of operating mechanism 20 23
The contact rack 41 of dynamic setting, movable contact spring 43, shrapnel with 41 matched resetting spring of contact rack, with the linkage setting of contact rack 41
44, setting in the pedestal 11 and with 43 matched static contact 45 of movable contact spring, the shrapnel 44 is fitted in the upper of movable contact spring 43
On end face, the movable contact spring 43 has movable contact 431, the movable contact spring 43 and shrapnel 44 with riveting on one end of shrapnel 44
The other end is fixed on conductive sheet 46, and one end of conductive sheet 46 passes through zero sequence transformer 32 and is connected on connecting terminal 47.It is logical
It crosses and is provided with shrapnel on movable contact spring, shrapnel can accelerate movable contact spring to execute separating brake action, improve earth leakage circuit-breaker action
Sensitivity.It is provided with collision mat 14 on the lower face of the pedestal 11.When installing the earth leakage circuit-breaker, collision mat with
Wall sealing cooperation, collision mat can play waterproof action, improve the water resistance of the earth leakage circuit-breaker.
The leakage protection module integrated modular of the earth leakage circuit-breaker, consequently facilitating the assembly of leakage protection module, has
Conducive to the efficiency of assembling of the earth leakage circuit-breaker is improved, and wiring board is sealed in Damp-proof box, can effectively avoid wiring board by
Tide improves reliability and the safety of earth leakage circuit-breaker work, to which the earth leakage circuit-breaker can be in wet environment
It uses, the scope of application is more extensive；And the earth leakage circuit-breaker is with simple in structure, stable and reliable for performance, service life is long
The advantages of.
Claims (4)
1. a kind of earth leakage circuit-breaker includes shell, operating mechanism, leakage protection module, contact system with accommodating cavity, institute
The shell stated includes the pedestal set gradually from bottom to top, upper cover, cover, it is characterised in that：The leakage protection module packet
Include wiring board, zero sequence transformer, be arranged operating mechanism side and with the magnetictrip of circuit board electrical connection, testing button,
Damp-proof box is installed in the pedestal, the wiring board is arranged in Damp-proof box, and is filled between Damp-proof box and wiring board
There is fluid sealant and constitute sealing cooperation, the zero sequence transformer is arranged on Damp-proof box and and circuit board electrical connection.
2. earth leakage circuit-breaker according to claim 1, it is characterised in that：It is respectively set on the both sides of the Damp-proof box
There are one hook, is corresponded on the pedestal and be respectively arranged with compatible card slot at each hook, the hook is installed on card
Slot is interior and constitutes the clamping engagement of Damp-proof box and pedestal.
3. earth leakage circuit-breaker according to claim 1, it is characterised in that：The contact system includes and operating mechanism
The contact rack of linkage setting, is arranged in pedestal the movable contact spring being arranged with the matched resetting spring of contact rack, with contact rack linkage
It is interior and with the matched static contact of movable contact spring, be provided with shrapnel on the upper surface of the movable contact spring, the one of the movable contact spring
End, which is provided with, to be fixed on the matched movable contact of static contact, the other end of the movable contact spring on conductive sheet, and the one of conductive sheet
End is across zero sequence transformer and is connected on connecting terminal.
4. earth leakage circuit-breaker according to claim 1 or 2 or 3, it is characterised in that：It is set on the lower face of the pedestal
It is equipped with collision mat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820470545.2U CN207925412U (en) | 2018-03-30 | 2018-03-30 | A kind of earth leakage circuit-breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820470545.2U CN207925412U (en) | 2018-03-30 | 2018-03-30 | A kind of earth leakage circuit-breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207925412U true CN207925412U (en) | 2018-09-28 |
Family
ID=63595486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820470545.2U Active CN207925412U (en) | 2018-03-30 | 2018-03-30 | A kind of earth leakage circuit-breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207925412U (en) |
-
2018
- 2018-03-30 CN CN201820470545.2U patent/CN207925412U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240527 Address after: No. 511, East Street, Baitawang Industrial Zone, Beibaixiang Town, Yueqing City, Wenzhou City, Zhejiang Province, 325600 Patentee after: Zhejiang Yuchuang Electronic Technology Co.,Ltd. Country or region after: China Address before: 325603, Wenzhou City, Zhejiang province Yueqing City North white elephant town Baita Wang Industrial Zone Patentee before: ZHEJIANG NENGMEI ELECTRONIC TECHNOLOGY Co.,Ltd. Country or region before: China |