CN209328812U - Earth leakage circuit breaker - Google Patents
Earth leakage circuit breaker Download PDFInfo
- Publication number
- CN209328812U CN209328812U CN201920140129.0U CN201920140129U CN209328812U CN 209328812 U CN209328812 U CN 209328812U CN 201920140129 U CN201920140129 U CN 201920140129U CN 209328812 U CN209328812 U CN 209328812U
- Authority
- CN
- China
- Prior art keywords
- component
- earth leakage
- cover
- circuit breaker
- leakage circuit
- 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.)
- Active
Links
Landscapes
- Breakers (AREA)
Abstract
The utility model relates to a kind of earth leakage circuit breakers, it includes shell and the enclosure interior is arranged in and is arranged successively in a first direction at least three poles, the earth leakage circuit breaker includes input terminal component, breaking component and outlet terminal component, described at least three extremely shared earth leakage protective components are integrated in the earth leakage circuit breaker, in the inside of the shell, the input terminal component, the open circuit component, the earth leakage protective component and the outlet terminal component are arranged successively in the second direction vertical with the first direction, and the earth leakage protective component is mechanically attached to the shell.
Description
Technical field
The utility model relates to a kind of earth leakage circuit breakers.
Background technique
Earth leakage circuit breaker has overload, short circuit and creepage protection function, that is, has the function of that breaker and electric leakage are protected
Protect the function of device.Therefore, earth leakage circuit breaker is that equipment is commonly protected in electric circuit, is widely used in movable type and electrically sets
Standby and hand held electric tool；It is mounted on the electrical equipment in the severe place such as humidity, strong corrosive；Construction building site it is electrical
Construction equipment；Receptacle loop in the buildings such as school, enterprise, house；Swimming pool, fountain, bathing pool water in illuminate
Equipment；Power supply line in water and equipment are installed；The electrical medical equipment etc. of human body is directly contacted in hospital.
In the prior art, three-pole breaker and four-pole circuit breaker are generally used is bolted together side by side with earth leakage protective device
To realize the function of earth leakage circuit breaker.There is insecure problem of assembling in the side by side configuration of this assembly, thus it is reliable
Property and safety are poor.Further, the meeting in generalling use the structure that breaker and earth leakage protective device are bolted together by screw
There is problem of temperature rise, especially when screw is not tightened, problem of temperature rise is more serious, this further affects the safety of breaker
Property.In addition, the side by side configuration volume of this assembly is larger, very big distribution box space is occupied, thus increases electrical equipment
Cost.By taking four-pole circuit breaker as an example, the structure of pin-connected panel earth leakage protective device usually has the width of 135mm and the length of 91mm,
Thus occupy very large space.
Utility model content
The purpose of the utility model is to provide a kind of earth leakage circuit breaker, assembles reliable, small volume and overcomes
Problem of temperature rise, thus reliability with higher and safety and lower cost and power consumption.
The utility model relates to a kind of earth leakage circuit breakers comprising shell and setting are in the enclosure interior and the
At least three poles being arranged successively on one direction, the earth leakage circuit breaker include input terminal component, breaking component and go out
Line end sub-component, which is characterized in that described at least three extremely shared earth leakage protectives are integrated in the earth leakage circuit breaker
Component, in the inside of the shell, the input terminal component, the breaking component, the earth leakage protective component and it is described go out
Line end sub-component is arranged successively in the second direction vertical with the first direction and the earth leakage protective component is mechanical
It is connected to the shell.
Preferably, each of described at least three pole pole includes breaking component, and the open circuit component includes the de- group of heat
Part and magnetic take off component.
Preferably, the earth leakage circuit breaker include four poles, described four extremely in, only each of three pole wrap
Breaking component is included, the open circuit component includes that the de- component of heat and magnetic take off component.
Preferably, the shell includes the first side cover, middle cover and the second side being arranged successively in said first direction
Lid, the middle cover include the intermediate upper cover being arranged successively in this second direction, intermediate lower cover.
Preferably, the input terminal component and the setting of breaking component by first side cover, the intermediate upper cover and
In the upper chamber that second side cover is formed.
Preferably, the intermediate upper cover includes a first intermediate upper cover, a second intermediate upper cover, among two thirds
Upper cover and two the 4th intermediate upper covers.
Preferably, the earth leakage circuit breaker include four poles, described four extremely in the first pole end of incoming cables subgroup
Part and breaking component are arranged in the first upper chamber formed by first side cover and the first intermediate upper cover, the second pole
Input terminal component and breaking component be arranged in by upper cover is formed among the described second intermediate upper cover and a third second
In upper chamber, the input terminal component of third pole and breaking component are arranged by a 4th intermediate upper cover and another third
In the third upper chamber that intermediate upper cover is formed, the input terminal component of quadrupole and breaking component setting by another the 4th
In the 4th upper chamber that intermediate upper cover and second side cover are formed.
Preferably, the earth leakage protective component and outlet terminal component are arranged under by first side cover, the centre
In the lower chamber that lid and second side cover are formed.
Preferably, the intermediate lower cover is including in two the first intermediate lower covers, a second intermediate lower cover and a third
Between lower cover.
Preferably, the shell further includes being set to first side cover, the intermediate upper cover and described second side to cover
Cover board, the testing button of the earth leakage circuit breaker is set on the cover board.
Preferably, the earth leakage protective component is mechanically attached to the shell by welding.
Detailed description of the invention
From the preferred embodiment of the present invention being described in detail with reference to the accompanying drawing, advantages and objects of the present invention can be with
It is better understood.In order to preferably show the relationship of each component in the accompanying drawings, attached drawing is not necessarily drawn to scale.In attached drawing:
Fig. 1 is the integrally-built schematic diagram of one embodiment of the earth leakage circuit breaker of the utility model；
Fig. 2 is the sectional view of the earth leakage circuit breaker of Fig. 1；And
Fig. 3 is the schematic three dimensional views of one embodiment of the earth leakage circuit breaker of the utility model.
Specific embodiment
It will be described in detail with reference to the accompanying drawings each embodiment according to the present utility model.Here it is to be noted that it in attached drawing
In, assign identical appended drawing reference to component part substantially with same or like structure and function, and close omitting
In their repeated description.If not otherwise specified, term herein " first direction ", " second direction " etc. are opposite
It is described in the attached drawing of the utility model.Only indicate indicator A, B, C etc. puts in order for term " A, B, C etc. for being arranged successively ",
Be not precluded between A and B and/or B and C between include other components a possibility that." first ", " second ", "upper", "lower"
Description is not intended to limit the scope of the utility model, is not departing from the scope of the utility model just for the sake of distinguishing each component
In the case of, " first component " can be written as " second component ", and " upper-part " can be written as " lower component ".
The attached drawing of this specification is schematic diagram, aids in illustrating the design of the utility model, it is schematically indicated each section
Correlation.
In the following, preferred embodiment according to the present utility model is described in detail referring to figs. 1 to Fig. 3.
Fig. 1 shows one embodiment of the earth leakage circuit breaker of the utility model.Earth leakage circuit breaker includes shell
Body 5 and four poles that 5 inside of shell is set and is arranged successively on x in a first direction, i.e. the first pole 1, the second pole 2, third pole 3
With quadrupole 4.As shown in Figure 1, first direction x is direction from left pointing right in figure plane, second direction y is figure plane
In from top to bottom and the direction vertical with first direction.
Earth leakage circuit breaker shown in FIG. 1 includes four poles, but the quantity of the pole of the utility model is without being limited thereto.
Fig. 2 shows the sectional view of the earth leakage circuit breaker in Fig. 1.Second direction y be it is shown in Fig. 2 from top to bottom
Direction.Earth leakage circuit breaker includes input terminal component A1, open circuit component A2 and outlet terminal component A4.Earth leakage protective is disconnected
Four extremely shared earth leakage protective component A3 are also integrated in the device of road.
As shown in Fig. 2, input terminal component A1, breaking component A2, earth leakage protective component A3 and outlet terminal component A4 exist
The inside of shell 5 is sequentially arranged on second direction y.
By the way that earth leakage protective component to be integrated in the shell of breaker, without additionally splicing electric leakage in the outside of breaker
Protector, there is no assemble insecure problem, therefore the reliability and safety of the earth leakage circuit breaker of the utility model
It is higher.
For example, in Fig. 1 and the quadrupole earth leakage circuit breakers shown in Fig. 2 for including four protection pole, the first pole 1, the
Each of two poles 2, third pole 3 and quadrupole 4 include input terminal component A1, open circuit component A2 and outlet terminal component
A4, and four extremely share an earth leakage protective component A3.
As shown in Fig. 2, the first pole 1, the second pole 2, third pole 3 and quadrupole 4 breaking component A2 respectively include the de- group of heat
Part A5 and magnetic take off component A6, and the de- component of heat is used for overload protection, and magnetic takes off component and is used for short-circuit protection.On second direction y, heat is de-
Component A5 is set to below adjacent to input terminal component A1, and magnetic takes off component A6 and is set to below the de- component A5 of heat.In addition, breaking
Component further includes mechanical caging handle device, contact system, arc quenching system etc..
For example, the de- component A5 of heat is included in flexible bimetal leaf when overload.For example, it includes electromagnetism that magnetic, which takes off component A6,
Dropout part is made of coil, iron core, spring and mandril.
The shared earth leakage protective component A3 of first pole 1, the second pole 2, third pole 3 and quadrupole 4 is for example including electronic building brick
Plate, zero sequence current mutual inductor, leakage tripping device etc..
The utility model may respectively be four poles and provide Thermal protection and magnetic protection, thus the integrated form electric leakage of the utility model
Protective breaker reliability with higher and safety.
It is the first pole 1, the second pole 2, every in third pole 3 for example, in the three pole earth leakage circuit breakers of the utility model
One includes input terminal component A1, open circuit component A2 and outlet terminal component A4, and three extremely share earth leakage protective group
Part A3, and input terminal component A1, open circuit component A2 and outlet terminal component A4 are not provided in quadrupole 4, i.e., in quadrupole 4 not
Any component is set.
For example, in the 3P+N earth leakage circuit breakers for only including three protection pole of the utility model, the first pole 1, the
Each of two poles 2, third pole 3 include input terminal component A1, open circuit component A2 and outlet terminal component A4, three poles
Respective open circuit component includes the de- component of heat and magnetic takes off component, and three protections extremely share earth leakage protective component A3, quadrupole 4
In include input terminal component A1, outlet terminal component A4 and electric wire, the electric wire is for connecting with other three poles to constitute circuit.
According to the actual situation, each pole of the earth leakage circuit breaker in the utility model can have other embodiment party
Formula.
As described above, the utility model may respectively be, three poles provide Thermal protection and magnetic is protected, thus the utility model
Integrated form earth leakage circuit breaker reliability with higher and safety.
Earth leakage protective component A3 shown in Fig. 2 is for example mechanically attached to the shell 5 of earth leakage circuit breaker by welding.
The maximum current of earth leakage circuit breaker in Fig. 2 is 63A.
The earth leakage circuit breaker of the utility model is avoided because being mounted on breaker and earth leakage protective device using screw
Problem of temperature rise caused by together, safety with higher.In addition, the power consumption of the earth leakage circuit breaker of the utility model with
Assembled structure is compared and reduces at least 15%.Therefore, the integrated form earth leakage circuit breaker of the utility model can satisfy more
Mostly civilian and industrial application demand.
Fig. 3 shows the schematic three dimensional views of one embodiment of the earth leakage circuit breaker of the utility model.Such as Fig. 3 institute
Show, first direction x is direction from left to right, and second direction y is direction from top to bottom.
Shell 5 includes the first side cover 6, middle cover and the second side cover 7 that are arranged successively on x in a first direction, and middle cover exists
It successively include intermediate upper cover, intermediate lower cover on second direction y.
For example, input terminal component A1 and open circuit component A2 is arranged by the first side cover, intermediate upper cover and the second side cover shape
At upper chamber in.For example, earth leakage protective component A3 and outlet terminal component A4 setting by the first side cover, intermediate lower cover and
In the lower chamber that second side cover is formed.
As shown in figure 3, intermediate upper cover includes the first intermediate upper cover 9, the second intermediate upper cover 10, upper cover 11 and the among third
Four intermediate upper covers 12, wherein the number of the first intermediate upper cover 9 and the second intermediate upper cover 10 is one, upper cover 11 among third
Number is two, and the number of the 4th intermediate upper cover 12 is two.That is, in a first direction on x, in the first side cover 6, first
Between upper cover 9,11, the 4th intermediate upper covers 12 of upper cover among 10, thirds of the second intermediate upper cover, on another third centre
Lid 11, another the 4th intermediate upper cover 12 and the second side cover 7 are arranged successively.
In shell 5 shown in Fig. 3, the inlet wire of the first pole 1 of the quadrupole earth leakage circuit breaker of pole is protected including four
Terminal assemblies and breaking component are arranged in the first upper chamber formed by the first side cover 6 and the first intermediate upper cover 9, the second pole
2 input terminal component and breaking component are arranged in by upper cover 11 is formed among the second intermediate upper cover 10 and a third second
In upper chamber, the input terminal component of third pole 3 and breaking component be arranged by a 4th intermediate upper cover 12 and another
In the third upper chamber that upper cover 11 is formed among third, the input terminal component of quadrupole 4 and breaking component are arranged by another
In the 4th upper chamber that one the 4th intermediate upper cover 12 and the second side cover 7 are formed.
As shown in figure 3, intermediate lower cover includes lower cover 15 among the first intermediate lower cover 13, the second intermediate lower cover 14 and third,
Wherein the quantity of the first intermediate lower cover 13 is two, and the quantity of lower cover 15 is respectively one among the second intermediate lower cover 14 and third
It is a.That is, in a first direction on x, the first the first intermediate lower cover 13 of side cover 6, one, the second intermediate lower cover 14, in third
Between lower cover 15, another first intermediate lower cover 13 and the second side cover 7 be arranged successively.
In shell 5 shown in Fig. 3, the earth leakage protective component A3 of the quadrupole earth leakage circuit breaker of pole is protected including four
It is arranged among by 6, two the first intermediate lower covers 13 of the first side cover, the second intermediate lower cover 14, third with outlet terminal component A4
In the lower chamber that lower cover 15 and the second side cover 7 are formed.
For example, in the three pole earth leakage circuit breakers of the utility model, the input terminal component of the first pole 1 and breaking group
Part is arranged in the first upper chamber formed by the first side cover 6 and the first intermediate upper cover 9, the input terminal component of the second pole 2
With breaking component be arranged in by upper cover 11 is formed among the second intermediate upper cover 10 and a third the second upper chamber, third
The input terminal component of pole 3 and breaking component setting 11 shape of upper cover among by a 4th intermediate upper cover 12 and another third
At third upper chamber in, do not set in the 4th upper chamber that is formed by another the 4th intermediate upper cover 12 and the second side cover 7
Set any component.First pole 1, the second pole 2, the earth leakage protective component A3 of third pole 3 and outlet terminal component A4 setting are by the
The lower part that one the first intermediate lower cover 13 of side cover 6, two, the second intermediate lower cover 14, third centre lower cover 15 and the second side cover 7 are formed
In chamber.
For example, the utility model only include three protection pole 3P+N earth leakage circuit breakers in, the first pole 1 into
Line end sub-component and breaking component are arranged in the first upper chamber formed by the first side cover 6 and the first intermediate upper cover 9, and second
The formed by upper cover 11 among the second intermediate upper cover 10 and a third is arranged in the input terminal component of pole 2 and breaking component
In two upper chambers, the input terminal component of third pole 3 and the setting of breaking component be by a 4th intermediate upper cover 12 and another
In the third upper chamber that upper cover 11 is formed among a third, electric wire and input terminal component in quadrupole 4 are arranged by another
In the 4th upper chamber that one the 4th intermediate upper cover 12 and the second side cover 7 are formed.The earth leakage protective of first pole 1 to third pole 3
The outlet terminal component A4 of component A3 and outlet terminal component A4 and quadrupole is arranged in by the first side cover 6, two first
Between lower cover 13, the second intermediate lower cover 14, in the lower chamber that lower cover 15 and the second side cover 7 are formed among third.
As shown in figure 3, shell 5 further includes being set to the first side cover 6, the first intermediate upper cover 9, the second intermediate upper cover 10,
Cover board 8 on three intermediate upper covers 11, the 4th intermediate upper cover 12 and the second side cover 7, for testing whether earth leakage circuit breaker leads to
The testing button 16 that can electricity and test earth leakage circuit breaker work normally is set on cover board 8.
The width w on x is 72mm to earth leakage circuit breaker shown in Fig. 1 and Fig. 3 in a first direction, in second direction y
On length 1 be 92.5mm.Compared with the pin-connected panel leakage circuit breakers that width in the prior art is 135mm, length is 91mm, this
The width of the integrated form earth leakage circuit breaker of utility model significantly reduces, and length only slightly increases, and has significant smaller
Volume.Therefore, the assembly of the miniaturization earth leakage circuit breaker of the utility model is more flexible is easy.
Each technical characteristic of above-mentioned disclosure is not limited to disclosed and other feature combination, and those skilled in the art are also
Can purpose according to the present utility model carry out other combinations between each technical characteristic, to realize that the purpose of this utility model is
It is quasi-.
Claims (11)
1. a kind of earth leakage circuit breaker, including shell and the enclosure interior is set and is arranged successively in a first direction
At least three poles, the earth leakage circuit breaker include input terminal component, breaking component and outlet terminal component,
It is characterized in that, described at least three extremely shared earth leakage protective components are integrated in the earth leakage circuit breaker,
The inside of the shell, the input terminal component, the breaking component, the earth leakage protective component and the leading-out terminal subgroup
Part is arranged successively in the second direction vertical with the first direction and the earth leakage protective component is mechanically attached to institute
State shell.
2. earth leakage circuit breaker as described in claim 1, which is characterized in that each of described at least three pole pole packet
Breaking component is included, the open circuit component includes that the de- component of heat and magnetic take off component.
3. earth leakage circuit breaker as described in claim 1, which is characterized in that the earth leakage circuit breaker includes four
Pole, described four extremely in, only each of three pole includes breaking component, and the open circuit component includes that the de- component of heat and magnetic are de-
Component.
4. earth leakage circuit breaker as described in claim 1, which is characterized in that the shell includes in said first direction
The first side cover, middle cover and the second side cover being arranged successively, the middle cover include being arranged successively in this second direction
Intermediate upper cover, intermediate lower cover.
5. earth leakage circuit breaker as claimed in claim 4, which is characterized in that the input terminal component and breaking component are set
It sets in the upper chamber formed by first side cover, the intermediate upper cover and second side cover.
6. earth leakage circuit breaker as claimed in claim 5, which is characterized in that the intermediate upper cover includes among one first
Upper cover, a second intermediate upper cover, two thirds centre upper covers and two the 4th intermediate upper covers.
7. earth leakage circuit breaker as claimed in claim 6, which is characterized in that the earth leakage circuit breaker includes four
Pole, described four extremely in the first pole input terminal component and breaking component be arranged by first side cover and described first
In the first upper chamber that intermediate upper cover is formed, the input terminal component of the second pole and breaking component are arranged in by described second
Between in upper cover is formed among upper cover and third the second upper chamber, the input terminal component of third pole and breaking component are set
It sets in the third upper chamber that upper cover is formed among by a 4th intermediate upper cover and another third, the end of incoming cables of quadrupole
Sub-component and breaking component are arranged in the 4th upper chamber formed by another the 4th intermediate upper cover and second side cover.
8. earth leakage circuit breaker as described in claim 4 or 5, which is characterized in that the earth leakage protective component and leading-out terminal
Sub-component is arranged in the lower chamber formed by first side cover, the intermediate lower cover and second side cover.
9. earth leakage circuit breaker as claimed in claim 8, which is characterized in that the intermediate lower cover includes among two first
Lower cover among lower cover, a second intermediate lower cover and a third.
10. earth leakage circuit breaker as claimed in claim 4, which is characterized in that the shell further includes being set to described
The cover board that one side cover, the intermediate upper cover and described second side cover, the testing button of the earth leakage circuit breaker are set to
On the cover board.
11. earth leakage circuit breaker as described in claim 1, which is characterized in that the earth leakage protective component passes through welding
It is mechanically attached to the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920140129.0U CN209328812U (en) | 2019-01-25 | 2019-01-25 | Earth leakage circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920140129.0U CN209328812U (en) | 2019-01-25 | 2019-01-25 | Earth leakage circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209328812U true CN209328812U (en) | 2019-08-30 |
Family
ID=67731921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920140129.0U Active CN209328812U (en) | 2019-01-25 | 2019-01-25 | Earth leakage circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209328812U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111489923A (en) * | 2019-01-25 | 2020-08-04 | 施耐德电器工业公司 | Leakage protection circuit breaker |
-
2019
- 2019-01-25 CN CN201920140129.0U patent/CN209328812U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111489923A (en) * | 2019-01-25 | 2020-08-04 | 施耐德电器工业公司 | Leakage protection circuit breaker |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9343250B2 (en) | Compact bus bar assembly, switching device and power distribution system | |
| CN104205537B (en) | Plug in circuit breaker including insulation keeper | |
| US9362075B2 (en) | Cover assembly for circuit breaker, circuit breaker having the same, and method | |
| US6380862B1 (en) | Electrical distribution panel employing a surge protector | |
| US9124090B2 (en) | Combined circuit breaker and DC power supply apparatus, systems, and methods | |
| CN209328812U (en) | Earth leakage circuit breaker | |
| WO2008104743A1 (en) | Distribution board | |
| TW200522112A (en) | Vacuum switchgear system | |
| CN101281837A (en) | Modularization aftercurrent actuating protector | |
| CN111489923A (en) | Leakage protection circuit breaker | |
| KR100907540B1 (en) | Car box | |
| US9230766B2 (en) | Breaker secondary terminal block isolation chamber | |
| KR20160149610A (en) | Socket having a function of electric leakage prevention | |
| CN113643941A (en) | Leakage protector | |
| CN106571270B (en) | Leakage circuit breakers | |
| CN209216750U (en) | Mutual inductor assembly and arc fault protector | |
| CN201022146Y (en) | Analog and digital residual current action protector | |
| CN215896276U (en) | Leakage protector | |
| JP7470932B2 (en) | Distribution board, surge protection part of distribution board, base part of distribution board, and surge protection device | |
| CN220381874U (en) | Waterproof transformer of embedment formula area insurance | |
| CN216562942U (en) | Intelligent earth leakage protection device | |
| CN214012723U (en) | Mould alternate insulation system of shell type electric leakage circuit breaker mutual-inductor module | |
| JP2023039894A (en) | Wiring device | |
| KR101404806B1 (en) | circuit breaker having electric shock prevention feature | |
| CN210837344U (en) | High-capacity lightning-resistant high-frequency transformer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |