CN206497859U - Breaker - Google Patents
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- CN206497859U CN206497859U CN201720101044.2U CN201720101044U CN206497859U CN 206497859 U CN206497859 U CN 206497859U CN 201720101044 U CN201720101044 U CN 201720101044U CN 206497859 U CN206497859 U CN 206497859U
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- accommodating chamber
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Abstract
The utility model provides a kind of breaker, including circuit breaker base and transformer.Wherein, receiving space is offered on circuit breaker base；Transformer is arranged in receiving space, the electric current that transformer is used in induction line.By the way that transformer is arranged in the receiving space of circuit breaker base, the purpose of protection transformer is played on the premise of protective housing is not increased additionally, cost is saved.
Description
Technical field
The utility model is related to electrical equipment technical field, in particular to a kind of breaker.
Background technology
In the circuit of power consumption, electric current difference is from several peaces to several Wan An, and voltage phase difference is from several volts to millions of volts.It is high
Electric current and voltage are all higher in line ball road, and direct measurement is breakneck, at this moment can use transformer.
The effect of current transformer be can the larger primary current of numerical value by certain no-load voltage ratio be converted to numerical value compared with
Small secondary current, for the purposes such as being protected, being measured., can be being actually such as the current transformer that no-load voltage ratio is 400/5
400A electric current is changed into 5A electric current.So, measuring instrumentss can just draw height indirectly by measuring low current in conjunction with no-load voltage ratio
Electric current.
However, in current circuit, transformer is independently arranged with switch, in order to protect transformer, it is necessary to use specially
Housings close transformer, not only space-consuming, also add use cost.
Utility model content
Main purpose of the present utility model is to provide a kind of breaker for being built-in with transformer.
To achieve these goals, according to one side of the present utility model, there is provided a kind of breaker, including breaker
Base and transformer.Wherein, receiving space is offered on circuit breaker base；Transformer is arranged in receiving space, and transformer is used
Electric current in induction line.
Further, receiving space includes the first accommodating chamber, and transformer is arranged in the first accommodating chamber.
Further, the first accommodating chamber includes three sub- cavitys, and three sub- cavitys are respectively used to set A phases, B phases and C phases
Circuit, transformer is three, and three transformers are respectively used to sense the electric current in A phases, B phases and C phase lines.
Further, receiving space also includes the second accommodating chamber, and the second accommodating chamber is disposed adjacent with the first accommodating chamber, and second
Accommodating chamber is used to install control assembly.
Further, the equal length of three sub- cavitys, the equal length of the length of three sub- cavitys and the second accommodating chamber.
Further, the width of three sub- cavitys is equal.
Further, limiting section is provided with sub- cavity, limiting section is used for spacing to transformer progress.
Further, limiting section is the cell body being opened on the side wall of sub- cavity.
Further, breaker also includes line switching and control assembly, and line switching is arranged in the first accommodating chamber, line
Way switch is used to be switched on or switched off circuit；Control assembly is arranged in the second accommodating chamber, and control assembly is switched for control circuit.
Further, electromagnetic shield is provided between the first accommodating chamber and the second accommodating chamber, electromagnetic shield is used to shield
Cover the electromagnetic signal that circuit is produced to control assembly.
Using the technical solution of the utility model, by the way that transformer is arranged in the receiving space of circuit breaker base,
Do not play the purpose of protection transformer on the premise of increase protective housing additionally, save cost.
In addition to objects, features and advantages described above, the utility model also has other purposes, feature and excellent
Point.Below with reference to accompanying drawings, the utility model is described in further detail.
Brief description of the drawings
A part of Figure of description of the present utility model is constituted to be used for providing further understanding to of the present utility model, this
The schematic description and description of utility model is used to explain the utility model, does not constitute to improper limit of the present utility model
It is fixed.In the accompanying drawings：
Fig. 1 shows the structural representation of the embodiment according to breaker of the present utility model；
Fig. 2 shows the scheme of installation of the electromagnetic shielding plate in the breaker in Fig. 1.
Wherein, above-mentioned accompanying drawing is marked including the following drawings：
10th, circuit breaker base；11st, the first accommodating chamber；12nd, the second accommodating chamber；13rd, electromagnetic shield；14th, limiting section；20、
Transformer.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the utility model can
To be mutually combined.Describe the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
In order that those skilled in the art more fully understand the utility model scheme, it is real below in conjunction with the utility model
The accompanying drawing in example is applied, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described
Embodiment is only the embodiment of the utility model part, rather than whole embodiments.Based on the reality in the utility model
Example is applied, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made all should
When the scope for belonging to the utility model protection.
It should be noted that term " first " in specification and claims of the present utility model and above-mentioned accompanying drawing,
" second " etc. is for distinguishing similar object, without for describing specific order or precedence.It should be appreciated that so
The term used can be exchanged in the appropriate case, so as to embodiment of the present utility model described herein.In addition, term " bag
Include " and " having " and their any deformation, it is intended that covering is non-exclusive to be included, for example, containing series of steps
Or process, method, system, product or the equipment of unit are not necessarily limited to those steps or the unit clearly listed, but it can wrap
Include not listing clearly or for the intrinsic other steps of these processes, method, product or equipment or unit.
It should be noted that term used herein above is merely to describe embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in this manual using term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.
For the ease of description, space relative terms can be used herein, such as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation levied.It should be appreciated that space relative terms are intended to comprising the orientation except device described in figure
Outside different azimuth in use or operation.If for example, the device in accompanying drawing is squeezed, be described as " in other devices
It will be positioned as " under other devices or construction after the device of part or construction top " or " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " can include " ... top " and
" in ... lower section " two kinds of orientation.The device can also other different modes positioning (being rotated by 90 ° or in other orientation), and
And respective explanations are made to the relative description in space used herein above.
Fig. 1 is shown on breaker of the present utility model, including circuit breaker base 10 and transformer 20, circuit breaker base 10
Receiving space is offered, transformer 20 is arranged in receiving space, the electric current that transformer 20 is used in induction line.By by mutually
Sensor 20 is arranged in the receiving space of circuit breaker base 10, and protection mutual inductance is played on the premise of protective housing is not increased additionally
The purpose of device 20, saves cost.
Optionally, receiving space includes the first accommodating chamber 11, and transformer 20 is arranged in the first accommodating chamber 11.First accommodates
Line switching is additionally provided with chamber 11, line switching is connected in main line, transformer 20 is connected to measuring circuit with ammeter
In.By the way that transformer 20 is disposed adjacent with main line, transformer 20 is sensed after the electric current in main line, in measuring circuit
Less electric current can be produced, ammeter measures the current value in measuring circuit, then can be led by the conversion ratio of transformer
Size of current in circuit.
As shown in figure 1, in embodiment, the first accommodating chamber 11 includes three sub- cavitys, three sub- cavitys are respectively used to set
A phases, B phases and C phase lines are put, transformer 20 is three, and three transformers 20 are respectively used in sensing A phases, B phases and C phase lines
Electric current.Specifically, line switching is connected with A phases, B phases and C phase lines, when line switching closure, i.e., is connected with electricity in circuit
Stream, transformer 20 is with regard to that can sense the electric current in main line.
Receiving space also includes the second accommodating chamber 12, and the second accommodating chamber 12 is disposed adjacent with the first accommodating chamber 11, and second holds
Chamber 12 of receiving is used to install control assembly.Because the electric current in main line is larger, the circuit directly in the first accommodating chamber 11 of operation is opened
There is risk in pass.By operating the control assembly in the second accommodating chamber 12 to control the line switching in the first accommodating chamber 11, with
Vulnerabilities scan forceful electric power, realizes safety operation.
Optionally, the equal length of three sub- cavitys, the equal length of the length of three sub- cavitys and the second accommodating chamber 12.
Three sub- cavitys are set to equal length, can conveniently be manufactured.
Optionally, the width of three sub- cavitys is equal.The sub- cavity of same shape size is convenient to be processed, such as can be in a kind of mould
Sub- cavity body structure is produced on tool, is shaped with time processing.
As shown in Fig. 2 being provided with limiting section 14 in sub- cavity, limiting section 14 is spacing for being carried out to transformer 20.Pass through
Limiting section 14, you can transformer 20 is fixed in sub- cavity by realization so that the installation of transformer 20 becomes convenient and swift.
Optionally, limiting section 14 is the cell body being opened on the side wall of sub- cavity.As shown in figure 1, cell body is U-lag, with
The supporting part of the both sides of transformer 20 is engaged, and supporting part is embedded in U-lag, so as to reach the purpose of fixed transformer 20.
Optionally, breaker also includes line switching and control assembly, and line switching is arranged in the first accommodating chamber 11, line
Way switch is used to be switched on or switched off circuit；Control assembly is arranged in the second accommodating chamber 12, and control assembly is opened for control circuit
Close.By operating the control assembly in the second accommodating chamber 12 to control the line switching in the first accommodating chamber 11, with vulnerabilities scan
Forceful electric power, realizes safety operation.
As shown in Fig. 2 in the present embodiment, electromagnetic shield is provided between the first accommodating chamber 11 and the second accommodating chamber 12
13, electromagnetic shield 13 is used for the electromagnetic signal that shielded line is produced to control assembly.When the circuit in the first accommodating chamber 11 leads to
Electromagnetic signal can be produced by having during alternating current, the electromagnetic signal can disturb the control assembly in the second accommodating chamber 12 to line switching
Control.By setting electromagnetic shield 13 between two accommodating chambers, electromagnetic shield 13 can stop that electromagnetic signal enters second
In accommodating chamber 12, so as to eliminate interference of the electromagnetic signal to control assembly, it is ensured that the smooth control circuit switch of control assembly.
Optionally, breaker also includes switch cover, and switch cover is adapted with circuit breaker base 10.Pass through switch cover and open circuit
The cooperation of device base, the critical elements such as line switching, control assembly and transformer are packaged, and play a part of protection, together
When, it can also give clean and tidy sensation.
As can be seen from the above description, the utility model the above embodiments realize following technique effect：
By the way that transformer 20 is arranged in the receiving space of circuit breaker base 10, before additionally protective housing is not increased
The purpose for playing protection transformer 20 is put, cost is saved.
Unless specifically stated otherwise, the part and the relative cloth of step otherwise illustrated in embodiment of the present utility model
Put, numerical expression and numerical value do not limit scope of the present utility model.Meanwhile, person of ordinary skill in the relevant should be understood that
For the ease of description, the size of the various pieces shown in accompanying drawing is not to be drawn according to actual proportionate relationship.For
Technology, method and apparatus may be not discussed in detail known to person of ordinary skill in the relevant, but in the appropriate case, it is described
Technology, method and apparatus should be considered as authorizing a part for specification.It is any in shown here and discussion all examples
Occurrence should be construed as merely exemplary, not as limitation.Therefore, the other examples of exemplary embodiment can be with
With different values.It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once it is a certain
It is defined, then it need not be further discussed in subsequent accompanying drawing in Xiang Yi accompanying drawing.
In description of the present utility model, it is to be understood that the noun of locality such as " forward and backward, upper and lower, left and right ", " horizontal,
Vertically, vertically, level " and " top, bottom " etc. indicated by orientation or position relationship be normally based on orientation shown in the drawings or position
Relation is put, description the utility model is for only for ease of and simplifies description, in the case where not making opposite explanation, these nouns of locality
Do not indicate that and imply that the device or element of meaning there must be specific orientation or with specific azimuth configuration and operation, because
This is it is not intended that limitation to the utility model protection domain；The noun of locality " inside and outside " refers to the wheel relative to each part in itself
Wide is inside and outside.
Preferred embodiment of the present utility model is the foregoing is only, the utility model is not limited to, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle
Within, any modification, equivalent substitution and improvements made etc. should be included within protection domain of the present utility model.
Claims (10)
1. a kind of breaker, it is characterised in that including：
Receiving space is offered on circuit breaker base (10), the circuit breaker base (10)；
Transformer (20), is arranged in the receiving space, the electric current that the transformer (20) is used in induction line.
2. breaker according to claim 1, it is characterised in that the receiving space includes the first accommodating chamber (11), institute
Transformer (20) is stated to be arranged in first accommodating chamber (11).
3. breaker according to claim 2, it is characterised in that first accommodating chamber (11) includes three sub- cavitys,
Three sub- cavitys are respectively used to set A phases, B phases and C phase lines, and the transformer (20) is three, three mutual inductances
Device (20) is respectively used to sense the electric current in the A phases, B phases and C phase lines.
4. breaker according to claim 3, it is characterised in that the receiving space also includes the second accommodating chamber (12),
Second accommodating chamber (12) is disposed adjacent with first accommodating chamber (11), and second accommodating chamber (12), which is used to install, to be controlled
Component.
5. breaker according to claim 4, it is characterised in that the equal length of three sub- cavitys, described in three
The length of sub- cavity and the equal length of second accommodating chamber (12).
6. breaker according to claim 5, it is characterised in that the width of three sub- cavitys is equal.
7. breaker according to claim 6, it is characterised in that limiting section (14) is provided with the sub- cavity, described
Limiting section (14) is used for spacing to the transformer (20) progress.
8. breaker according to claim 7, it is characterised in that the limiting section (14) is to be opened in the sub- cavity
Cell body on the wall of side.
9. breaker according to claim 4, it is characterised in that the breaker also includes：
Line switching, is arranged in first accommodating chamber (11), and the line switching is used to be switched on or switched off circuit；
Control assembly, is arranged in second accommodating chamber (12), and the control assembly is used to control the line switching.
10. breaker according to claim 7, it is characterised in that first accommodating chamber (11) accommodates with described second
Electromagnetic shield (13) is provided between chamber (12), the electromagnetic shield (13) is produced for shielded line to the control assembly
Raw electromagnetic signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720101044.2U CN206497859U (en) | 2017-01-24 | 2017-01-24 | Breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720101044.2U CN206497859U (en) | 2017-01-24 | 2017-01-24 | Breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206497859U true CN206497859U (en) | 2017-09-15 |
Family
ID=59803894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720101044.2U Active CN206497859U (en) | 2017-01-24 | 2017-01-24 | Breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206497859U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108717923A (en) * | 2018-05-25 | 2018-10-30 | 郭晨 | A kind of electrical engineering distributor breaker of automation |
-
2017
- 2017-01-24 CN CN201720101044.2U patent/CN206497859U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108717923A (en) * | 2018-05-25 | 2018-10-30 | 郭晨 | A kind of electrical engineering distributor breaker of automation |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 101300 1, 1 yuan 17, Juyuan Road, Mapo Town, Shunyi District, Beijing. Patentee after: Beijing DeWitt electric Polytron Technologies Inc Address before: 101300 1, 1 yuan 17, Juyuan Road, Mapo Town, Shunyi District, Beijing. Patentee before: Beijing Devote Relay Protection Technology Co., Ltd. |