CN216528679U - Connector for air circuit breaker - Google Patents
Connector for air circuit breaker Download PDFInfo
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- CN216528679U CN216528679U CN202122561558.5U CN202122561558U CN216528679U CN 216528679 U CN216528679 U CN 216528679U CN 202122561558 U CN202122561558 U CN 202122561558U CN 216528679 U CN216528679 U CN 216528679U
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- air circuit
- circuit breaker
- access
- connector
- line
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Abstract
The utility model provides a connector for an air circuit breaker, which comprises an electrically insulated shell, a first communication line, a first access part, a first extension part and a first connecting part, wherein the first access part is electrically connected with the first communication line and is used for connecting an access line, the first extension part can be in adaptive connection with the first access part, the first connecting part is used for electrically connecting a first access end of the air circuit breaker, and the first communication line is positioned in the shell. The connector for the air circuit breaker can be matched with a plurality of air circuit breakers for use through self expansion functions, meets the use requirement of safety control of a plurality of output lines, is convenient to install and easy to maintain, and provides a new protective measure for safety electricity utilization.
Description
Technical Field
The utility model belongs to the field of building power distribution equipment, and particularly relates to a connector for an air circuit breaker.
Background
The air circuit breaker is also called an air switch, is a power distribution safety protection device commonly used in buildings and even houses, distributes a line entering the buildings or the houses into a plurality of independent safety protection lines through a plurality of air circuit breakers connected in parallel, and when the line corresponding to one air circuit breaker is short-circuited or overloaded, the air circuit breaker of the line is disconnected, so that the electricity utilization safety is ensured.
Usually, a plurality of air circuit breakers's access end passes through short conductor electric connection in proper order, realizes switching on with the access line, and this kind of connected mode is more complicated, need use too much or even criss-cross circuit connection live wire, zero line, has certain potential safety hazard. Meanwhile, the current of the access end of the air circuit breaker (namely, the first air circuit breaker) connected with the power supply line is the same as the current on the power supply line, and the damage of the power supply line and the access end is easily caused due to the larger current, and even the overheating caused by the overlarge current melts the insulating material of the access end, so that the electricity utilization accident is easily caused.
Disclosure of Invention
In order to solve the above problems, the present invention provides a connector for an air circuit breaker, which can be sequentially connected and expanded for use by itself, can provide a safe power distribution manner with a plurality of air circuit breakers, and is convenient to install, and in order to achieve the above object, the present invention adopts the following technical scheme:
the utility model provides a connector for air circuit breaker, including electrically insulated casing, first intercommunication circuit, and with first intercommunication circuit electric connection's the first access portion that is used for connecting the access circuit, can with first extension that access portion adaptation is connected and the first connecting portion that is used for with the first access end electric connection of air circuit breaker, first intercommunication circuit is located in the casing.
Preferably, the first access portion includes a fixed plate, a stud and a movable plate, and rotating the stud is configured to adjust a distance between the movable plate and the fixed plate.
Preferably, the first extension is a conductive sheet protruding from a side of the housing.
Preferably, the first connecting portion is a conductive sheet protruding from the bottom of the housing.
As a preferable scheme, the air circuit breaker further comprises a second communication line, a second access portion electrically connected with the second communication line and used for connecting the access line, a second extension portion capable of being in adaptive connection with the second access portion, and a second connection portion electrically connected with a second access end of the air circuit breaker, wherein the second communication line is located in the housing; the distance between the first connecting portion and the second connecting portion is equal to the distance between the first access end and the second access end, and the second communicating line is electrically insulated from the first communicating line.
Preferably, the second access portion includes a fixed plate, a stud and a movable plate, and the stud is rotated to adjust a distance between the movable plate and the fixed plate.
Preferably, the second extension is a conductive sheet protruding from a side of the housing.
Preferably, the second connection portion is a conductive sheet protruding from the bottom of the housing.
Preferably, the protective device further comprises a first protective part and a second protective part, and the first protective part and the second protective part are respectively configured to be capable of being sleeved on the first extending part and the second extending part.
Preferably, the width of the housing is equal to or greater than the width of the air circuit breaker.
The connector for the air circuit breaker can be matched with a plurality of air circuit breakers for use through self expansion functions, meets the use requirement of safety control of a plurality of output lines, is convenient to install and easy to maintain, and provides a new protective measure for safety electricity utilization.
Drawings
Fig. 1 is a schematic diagram of a parallel connection of air circuit breakers in the prior art;
fig. 2 is a schematic configuration diagram of a first embodiment of a connector for an air circuit breaker according to the present invention;
fig. 3 is a schematic structural view of a second embodiment of the connector for an air circuit breaker according to the present invention;
fig. 4 is a schematic view showing an application of a first embodiment of the connector for an air circuit breaker according to the present invention;
fig. 5 is a schematic view showing an application of a second embodiment of the connector for an air circuit breaker according to the present invention.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
Referring to fig. 1, in order to illustrate a parallel connection of a plurality of air circuit breakers in the related art, an air circuit breaker 20 includes a control switch 201, a first access terminal 202 and a second access terminal 203, where the first access terminal 202 and the second access terminal 203 are respectively provided with bolts 2021 and 2031 for locking a wire directly or through a pressing plate or the like. The three air circuit breakers 20 are connected in parallel, and the power supply line 30 is usually a live line, electrically connected to the first input end 202 of the left air circuit breaker 20, and electrically connected to the first input ends 202 of the other two air circuit breakers 20 through the short conductor 40. Meanwhile, another power supply line is electrically connected to the second access end 203 of the left-end air circuit breaker 20, and the power supply line is usually a zero line; and is electrically connected with the second access terminals 203 of the other two air circuit breakers 20 through short wires.
Fig. 2 is a schematic structural view of a first embodiment of a connector for an air circuit breaker according to the present invention; the connector 10 includes an electrically insulating housing 101, a first communicating line, a first access portion 11, a first extension portion 12, and a first connection portion 13, the first communicating line being located in the housing 101.
The first communication circuit comprises a main connecting line 14 and a branch connecting line 15, and two ends of the main connecting line 14 are electrically connected with the first access part 11 and the first extension part 12 respectively; the two ends of the branch connection line 15 are electrically connected to the main connection line 14 and the first connection portion 13, respectively, so that the first access portion 11, the first extension portion 12 and the first connection portion 13 are electrically connected. The present embodiment provides a first communication line, and the first access portion 11, the first extension portion 12, and the first connection portion 13 can be electrically connected in other manners. The main connecting lines 14 and the branch connecting lines 15 may be flexible linear, rigid strip-shaped columnar or a combination thereof, and are made of a conductive material, preferably a metal material with excellent conductivity such as copper, aluminum, etc.
The first inserting portion 11 includes a fixed piece (not shown), a stud 111, and a movable piece (not shown), and the stud 111 is rotated to adjust a distance between the movable piece and the fixed piece, and in this embodiment, the first inserting portion 11 may have the same structure as an inserting end of the air circuit breaker.
The first extension portion 12 is a conductive sheet protruding from a side portion of the housing 101, and in the present embodiment, the first access portion 11 is located at the other side portion of the housing 101 and is disposed opposite to the first extension portion 12. In order to prevent the first extending portion 12 from being exposed when the power is applied, the first extending portion 12 further includes a first protection portion 121, the first protection portion 121 is made of an insulating material, and the first protection portion 121 can be sleeved on the first extending portion 12. In implementation, the first extension portion 12 is adapted to the first access portion 11, for example, in a conductive pillar form.
The first connection portion 13 is a conductive sheet protruding from the bottom of the housing 101, and in implementation, the first connection portion 13 is configured to be adapted to the first connection end of the air circuit breaker, for example, in a conductive column shape.
Fig. 3 is a schematic structural view of a second embodiment of the connector for an air circuit breaker according to the present invention; the connector 10 includes an electrically insulating housing 101, a first communicating line, a first access portion 11, a first extension portion 12, a first connection portion 13, a second communicating line, a second access portion 21, a second extension portion 22, and a second connection portion 23, wherein the first communicating line and the second communicating line are both located in the housing 101. The first communication line, the first access portion 11, the first extension portion 12 and the first connection portion 13 are the same as those in the embodiment shown in fig. 2, and are not described in detail.
The second communication line comprises a main connection line 24 and a branch connection line 25, and two ends of the main connection line 24 are electrically connected with the second access portion 21 and the second extension portion 22 respectively; the two ends of the sub-connection line 25 are electrically connected to the main connection line 24 and the first connection portion 23, respectively, so that the second access portion 21, the second extension portion 22 and the second connection portion 23 are electrically connected. The present embodiment provides a second communication line, and the second connection portion 21, the second extension portion 22, and the second connection portion 23 can be electrically connected in other manners. The main connecting lines 24 and the branch connecting lines 25 may be flexible linear, rigid strip-shaped columnar or a combination thereof, and are made of a conductive material, preferably a metal material with excellent conductivity such as copper, aluminum, etc.
The second receiving portion 21 includes a fixed piece (not shown), a stud 211, and a movable piece (not shown), and the stud 211 is rotated to adjust a distance between the movable piece and the fixed piece, and in the implementation, the second receiving portion 21 may have the same structure as the receiving end of the air circuit breaker.
The second extension 22 is a conductive sheet protruding from a side of the housing 101, and in the present embodiment, the second access 21 is located at the other side of the housing 101 and is opposite to the second extension 22. In order that the second extension portion 22 is not exposed when the power is applied, the second extension portion 22 further includes a first protection portion 221, the second protection portion 221 is made of an insulating material, and the second protection portion 221 can be sleeved on the second extension portion 22. In implementation, the second extension portion 22 is adapted to the second access portion 21 in another manner, for example, in a conductive pillar form.
The second connection portion 23 is a conductive sheet protruding from the bottom of the housing 101, and in the implementation, the second connection portion 23 is configured to be adapted to the second connection terminal of the air circuit breaker, for example, in a conductive column shape.
The distance between the first connecting portion 11 and the second connecting portion 21 is equal to the distance between the first connecting end and the second connecting end, and the second communicating circuit is electrically insulated from the first communicating circuit. In one embodiment, the first communication line is electrically connected to the live wire, and the second communication line is electrically connected to the neutral wire.
Referring to fig. 4, an application diagram of a first embodiment of the connector for an air circuit breaker according to the present invention is shown, in which the air circuit breaker 20 includes a control switch 201 and a first access 202, and the first access 202 is provided with a bolt 2021.
Referring to fig. 2, the present embodiment includes four air circuit breakers 20 in total, and when the air circuit breakers are mounted, four connectors 10 are selected, the first extending portion 12 of one connector 10 is connected to the first receiving portion 11 of the other connector 10, and are locked by using the stud 111, and the four connectors 10 are sequentially connected; electrically connecting the first connection portion 13 of the connector 10 with the first incoming end 202 of the corresponding air circuit breaker 20, and locking with the bolt 2021; the first extension 12 of the connector 10 at the end is sleeved with the first protection part 121, i.e., the connection of the first access end 202 of the air circuit breaker 20 is completed. When the connector 10 at the head end is connected to the power supply line, the first inlet 202 of the air circuit breaker 20 is supplied with power. Preferably, the power supply line is live and the supply of neutral is provided by the neutral power supply line via a further line.
Referring to fig. 5, an application diagram of a second embodiment of the connector for an air circuit breaker according to the present invention is shown, in which the air circuit breaker 20 includes a control switch 201, a first access end 202 and a second access end 203, and bolts 2021 and 2031 are correspondingly disposed at the first access end 202 and the second access end 203.
Referring to fig. 3, the present embodiment includes three air circuit breakers 20, and when the air circuit breakers are mounted, three connectors 10 are selected, the first extension portion 12 and the second extension portion 22 of one connector 10 are connected to the first access portion 11 and the second access portion 21 of the other connector 10, and are locked by using the studs 111 and 211, and the three connectors 10 are sequentially connected; electrically connecting the first and second connection portions 13 and 23 of the connector 10 with the corresponding first and second inlets 202 and 203 of the air circuit breaker 20, and locking them using bolts 2021 and 2031; the first extension portion 12 and the second extension portion 22 of the connector 10 at the end are sleeved with the first protection portion 121 and the second protection portion 221, that is, the connection between the first access terminals 202 and the connection between the second access terminals 203 of the air circuit breaker 20 are completed. When the connector 10 at the head end is connected to the power supply line, the first inlet 202 and the first inlet 203 of the air circuit breaker 20 can be supplied with power. Preferably, the upper power supply line is live and the lower power supply line is neutral.
The application diagrams of the connectors shown in fig. 4 and 5 are merely exemplary embodiments, and may also be adapted to other numbers of air circuit breakers, and the embodiment shown in fig. 2 is provided with a second access portion and a second extension portion, which may be used in combination with the embodiment shown in fig. 3, that is, may be adapted to a mixed environment of a single-control (1P) air circuit breaker and a double-control (2P) air circuit breaker. In addition, a communication line, an access portion, an extension portion, and a connection portion may be further included on the basis of the embodiment shown in fig. 3 to adapt to an air circuit breaker having more access terminals.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and especially, the directional terms such as side, bottom, front end, rear end, etc. are by no means limiting, and all the equivalent structures or equivalent flow transformations made by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The utility model provides a connector for air circuit breaker, its characterized in that, including electrically insulated casing, first intercommunication circuit, and with first intercommunication circuit electric connection's the first portion of inserting that is used for connecting the access line, can with first extension of inserting portion adaptation connection and the first connecting portion that is used for with the first access end electric connection of air circuit breaker, first intercommunication circuit is located in the casing.
2. The connector for an air circuit breaker according to claim 1, wherein the first access portion includes a fixed plate, a stud and a movable plate, and rotating the stud is configured to adjust a distance between the movable plate and the fixed plate.
3. The connector for an air circuit breaker according to claim 2, wherein the first extension is a conductive plate protruded from a side of the housing.
4. The connector for an air circuit breaker according to claim 1, wherein the first connecting portion is a conductive sheet protruded from a bottom of the case.
5. The connector for an air circuit breaker according to any one of claims 1 to 4, further comprising a second communication line, and a second access portion electrically connected to the second communication line for connecting the access line, a second extension portion fittingly connectable to the second access portion, and a second connection portion electrically connected to a second access end of the air circuit breaker, the second communication line being located in the housing; the distance between the first connecting portion and the second connecting portion is equal to the distance between the first access end and the second access end, and the second communicating line is electrically insulated from the first communicating line.
6. The connector for an air circuit breaker according to claim 5, wherein the second access portion includes a fixed piece, a stud and a movable piece, and rotating the stud is configured to adjust a distance between the movable piece and the fixed piece.
7. The connector for an air circuit breaker according to claim 5, wherein the second extension is a conductive sheet protruded from a side of the housing.
8. The connector for an air circuit breaker according to claim 5, wherein the second connection portion is a conductive sheet protruded from a bottom of the housing.
9. The connector for an air circuit breaker according to claim 5, further comprising a first shield portion and a second shield portion configured to be fittable to the first extension portion and the second extension portion, respectively.
10. The connector for an air circuit breaker according to claim 1, wherein a width of the housing is equal to or greater than a width of the air circuit breaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122561558.5U CN216528679U (en) | 2021-10-25 | 2021-10-25 | Connector for air circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122561558.5U CN216528679U (en) | 2021-10-25 | 2021-10-25 | Connector for air circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216528679U true CN216528679U (en) | 2022-05-13 |
Family
ID=81525482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122561558.5U Active CN216528679U (en) | 2021-10-25 | 2021-10-25 | Connector for air circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216528679U (en) |
-
2021
- 2021-10-25 CN CN202122561558.5U patent/CN216528679U/en active Active
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| GR01 | Patent grant |