CN218940598U - Low-voltage cable branch box with external quick-return function - Google Patents
Low-voltage cable branch box with external quick-return function Download PDFInfo
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- CN218940598U CN218940598U CN202222516429.9U CN202222516429U CN218940598U CN 218940598 U CN218940598 U CN 218940598U CN 202222516429 U CN202222516429 U CN 202222516429U CN 218940598 U CN218940598 U CN 218940598U
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Abstract
The application provides a take out and connect quick complex electric function's low-voltage cable feeder pillar, include: a case; the incoming line breaker is fixedly arranged on the backboard of the box body; the branch outgoing busbar is fixedly arranged on the backboard of the box body and is connected with the incoming circuit breaker through a cable; and the quick-speed multiple-electric connector socket is fixed on the side wall of the box body, and the inside of the quick-speed multiple-electric connector socket is connected with the branch box busbar through a cable. Through setting up the inlet wire circuit breaker, before inserting outside emergency power source, effectively break off the inlet wire circuit breaker, realized when using outside emergency power source to supply power, branch play line busbar and inlet wire circuit breaker inlet wire end keep apart completely, prevent when the commercial power resumes suddenly with external emergency power source short circuit.
Description
Technical Field
The utility model relates to the field of cable branch boxes, in particular to a low-voltage cable branch box with an external quick-return function.
Background
The main function of the low-voltage cable branch box is to tap and transfer the cable, and meanwhile, the low-voltage cable branch box can have the protection functions of an incoming line and a branch loop. As the access end of building terminal electricity consumption, the cable branch box is the node position of low voltage distribution circuit, in case the mains supply fault appears, will lead to whole distribution circuit to break off the power supply, and the equipping of low voltage diesel power generation source car has alleviated emergent power supply demand to a great extent, and be used for cable branch's cable branch box to regard as the most direct power access end, need a cable branch box that can access emergency power source fast to reach the demand of terminal load quick recovery power supply.
Disclosure of Invention
Therefore, the main purpose of the utility model is to provide the low-voltage cable branch box device with the external quick power restoration function, which has the advantages of simple structure, reliable connection, excellent quick power restoration function and effective isolation of a mains supply loop during emergency power supply.
The utility model provides a low-voltage cable branch box with an external quick-return function, which comprises: a case; the incoming line breaker is fixedly arranged on the backboard of the box body; the branch outgoing busbar is fixedly arranged on the backboard of the box body and is connected with the incoming circuit breaker through a cable; and the quick-speed multiple-electric connector socket is fixed on the side wall of the box body, and the inside of the quick-speed multiple-electric connector socket is connected with the branch outlet busbar through a cable.
In some embodiments of the utility model, the exterior of the quick return electrical connector receptacle is removably mounted with a face cover.
In some embodiments of the utility model, the branch outlet busbar is fixedly mounted on the back plate of the box body through an insulator.
In some embodiments of the present utility model, the outer wall of the box body is provided with a plurality of heat dissipation holes at equal intervals.
The low-voltage cable branch box with the external quick-return function has the following beneficial effects:
1. the quick-speed power restoration plug socket can be quickly connected with an output cable plug of the low-voltage diesel power generation source vehicle, so that the function of quickly restoring power of an external power supply is achieved;
2. through setting up the inlet wire circuit breaker, before inserting outside emergency power source, effectively break off the inlet wire circuit breaker, realized when using outside emergency power source to supply power, branch play line busbar and inlet wire circuit breaker inlet wire end keep apart completely, prevent when the commercial power resumes suddenly with external emergency power source short circuit.
Drawings
FIG. 1 is a schematic diagram illustrating an assembly of a branch box with an external fast power recovery function according to an embodiment of the present utility model;
fig. 2 is a schematic side view of a cable branching box with external fast power recovery function according to an embodiment of the present utility model.
Wherein the above figures include the following reference numerals:
1. a case; 2. a wire inlet circuit breaker; 3. branching outlet bus bars; 4. quick-action multiple-contact connector receptacle.
Detailed Description
The present application is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be noted that, for convenience of description, only the portions related to the present utility model are shown in the drawings. It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Referring to fig. 1, there is shown a low voltage cable branch box with external fast power recovery function according to the present application, including: a case 1; the incoming line breaker 2 is fixedly arranged on the backboard of the box body 1; the branch outgoing busbar 3 is fixedly arranged on the backboard of the box body 1, and the branch outgoing busbar 3 is connected with the incoming circuit breaker 2 through a cable; and the quick-speed multiple-electric connector socket 4 is fixed on the side wall of the box body 1, and the inside of the quick-speed multiple-electric connector socket 4 is connected with the branch outlet busbar 3 through a cable.
By means of the technical scheme, the quick-speed double-electricity connector socket 4 is arranged, the quick-speed double-electricity connector socket can be quickly connected with an output cable connector plug of a low-voltage diesel power generation source vehicle, the function of quick double-electricity of an external power supply is achieved, the incoming line breaker is effectively broken before an external emergency power supply is connected, and the fact that the branch outgoing line busbar is completely isolated from the incoming line end of the incoming line breaker when the external emergency power supply is used for supplying power is achieved, and short circuit with the external emergency power supply when mains supply is suddenly recovered is prevented.
In one embodiment, a voltage cable branch box comprises a box body 1, an incoming line breaker 2, a branch outgoing line busbar 3 and a quick-return connector socket 4. The incoming line circuit breaker 2, the branch outgoing line busbar 3 and the quick-speed double-electric connector socket 4 are all arranged in the box body 1; the wire inlet circuit breaker 2 is arranged on the backboard of the box body 1, the branch wire outlet busbar 3 is fixedly connected with the wire outlet of the wire inlet circuit breaker 2 through bolts, and the branch wire outlet busbar 3 is arranged on the backboard of the box body 1 through an insulator; the quick-speed double-electric connector socket 4 is directly arranged on a side plate of the box body 1, and the inside of the quick-speed double-electric connector socket is connected with the branch outlet busbar 3 through a cable.
Specifically, the quick double-electric connector socket 4 adopts a panel type mounting structure, adopts flame-retardant insulating materials, has good insulation and flame-retardant performance and electric shock prevention performance, and three-phase four-wire is distributed on the side plate of the box body 1 according to four colors of yellow, green, red and blue.
Further, the exterior of the quick-return connector socket 4 is provided with a panel-type cover, which plays roles of preventing water, dust and touching the electrified part when not in use.
Working principle: when the commercial power is normally supplied, the lower end of the incoming line breaker 2 is used for incoming line, and the upper end of the incoming line breaker 2 is used for leading in the branch cable for outputting through the branch outgoing busbar 3; when the commercial power is powered off due to failure, the incoming line breaker 2 breaks, the commercial power incoming line is completely isolated from the branch outgoing busbar 3, at the moment, the load side and the branch outgoing busbar 3 are not electrified, a quick multi-electric connector plug at the output cable end of the external standby diesel power generation source is inserted into a quick multi-electric connector socket 4 at the side surface of the low-voltage cable branch box, the external standby diesel power generation source is started, the output breaker of the external diesel power generation source is switched on, at the moment, the electric energy is led into the branch outgoing busbar 3 in the low-voltage cable branch box through a cable, the quick multi-electric connector plug and the socket, and the load side is electrified at the moment.
What has been described above is merely some embodiments of the present utility model. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit of the utility model.
Claims (4)
1. The utility model provides an out-of-band quick complex electric function's low tension cable feeder pillar which characterized in that includes:
a case (1);
the incoming line circuit breaker (2) is fixedly arranged on the backboard of the box body (1);
a branch outgoing busbar (3) fixedly arranged on the backboard of the box body (1), wherein the branch outgoing busbar (3) is connected with the incoming circuit breaker (2) through a cable; and
the quick-speed double-electric connector socket (4) is fixed on the side wall of the box body (1), and the inside of the quick-speed double-electric connector socket (4) is connected with the branch outlet busbar (3) through a cable.
2. The low-voltage cable branch box with the external quick-return function according to claim 1, wherein the external quick-return connector socket (4) is detachably provided with a face cover.
3. The low-voltage cable branch box with the external quick-return function according to claim 1, wherein the branch outlet busbar (3) is fixedly arranged on a backboard of the box body (1) through an insulator.
4. The low-voltage cable branch box with the external rapid power restoration function according to claim 1, wherein a plurality of radiating holes are formed in the outer wall of the box body (1) at equal intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222516429.9U CN218940598U (en) | 2022-09-22 | 2022-09-22 | Low-voltage cable branch box with external quick-return function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222516429.9U CN218940598U (en) | 2022-09-22 | 2022-09-22 | Low-voltage cable branch box with external quick-return function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218940598U true CN218940598U (en) | 2023-04-28 |
Family
ID=86085540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222516429.9U Active CN218940598U (en) | 2022-09-22 | 2022-09-22 | Low-voltage cable branch box with external quick-return function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218940598U (en) |
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2022
- 2022-09-22 CN CN202222516429.9U patent/CN218940598U/en active Active
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