CN215989776U - Power distribution cabinet - Google Patents
Power distribution cabinet Download PDFInfo
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- CN215989776U CN215989776U CN202121917101.7U CN202121917101U CN215989776U CN 215989776 U CN215989776 U CN 215989776U CN 202121917101 U CN202121917101 U CN 202121917101U CN 215989776 U CN215989776 U CN 215989776U
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- power connection
- electric
- cabinet body
- mounting seat
- connects
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Abstract
The utility model discloses a power distribution cabinet which comprises a cabinet body, at least two first power connection assemblies and at least two second power connection assemblies, wherein the cabinet body is provided with a switch piece; the at least two first power connection assemblies are arranged on one side of the cabinet body in parallel, each first power connection assembly comprises two or three first power connection units, and the first power connection units of two adjacent first power connection assemblies are correspondingly and electrically connected and are electrically connected with one end of the switch piece; the second connects the electric subassembly to set up in one side of the cabinet body, and the second connects the electric subassembly and connects the electric subassembly one-to-one with first, and the second connects the electric subassembly to include two or three second and connects the electric unit, and two adjacent second connect the second of electric subassembly to connect electric unit correspondence electric connection to with the other end electric connection of switch spare. The utility model can multiply increase the overcurrent capacity of the power distribution cabinet, meet the use requirement of a high-current power distribution system, and is safe and reliable.
Description
Technical Field
The utility model relates to the technical field of power distribution cabinets, in particular to a power distribution cabinet.
Background
As the switchgear of transmission of electricity, distribution and electric energy conversion, the wide application in trades such as power plant, oil, chemical industry, metallurgy, weaving and high-rise building, along with the continuous upgrading of national grid transformation, the requirement to the switch board current capacity is more and more high, simultaneously, people also attach more and more importance to the safe in utilization of switch board, however, be subject to binding post's current capacity, the current capacity of switch board can not bear heavy current distribution system's demand, has the potential safety hazard.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the power distribution cabinet with high overcurrent capacity is provided.
According to an embodiment of the utility model, a power distribution cabinet comprises: a cabinet body provided with a switch member; the at least two first power connection assemblies are arranged on one side of the cabinet body in parallel and comprise two or three first power connection units, and the first power connection units of two adjacent first power connection assemblies are correspondingly electrically connected and are electrically connected with one end of the switch piece; the second connects the electric subassembly, set up in one side of the cabinet body, the second connect the electric subassembly with the first one-to-one that connects the electric subassembly, the second connects the electric subassembly to include two or three second and connects the electric unit, adjacent two the second connects the electric subassembly the second connects the electric unit to correspond electric connection, and with the other end electric connection of switch spare.
The technical scheme at least has the following beneficial effects: the input end and the output end of the power distribution cabinet are connected with at least two power connection assemblies in parallel, namely at least two first power connection assemblies connected in parallel at the input end, and at least two second power connection assemblies connected in parallel at the output end, so that the overcurrent capacity of the power distribution cabinet can be increased in multiples, the use requirement of a high-current power distribution system is met, and the power distribution cabinet is safe and reliable.
According to some embodiments of the utility model, the first power connection assembly further comprises a mounting seat, two or three first power connection units are sequentially mounted on the mounting seat, the cabinet body is provided with a mounting hole matched with the mounting seat, and the mounting seat penetrates through the mounting hole and is fixed to the cabinet body through a screw.
According to some embodiments of the utility model, the first power receiving unit includes a plug portion and a wiring board, the plug portion is connected to the wiring board, the plug portion is located at an outer side of the cabinet body, and the wiring board is located at an inner side of the cabinet body.
According to some embodiments of the utility model, the mounting seat is provided with a plurality of heat dissipation holes, and the plurality of heat dissipation holes are located at one end close to the insertion part.
According to some embodiments of the utility model, the mounting base is provided with a plurality of insulating plates, two insulating plates are arranged on two sides of one first power connection unit, and the insulating plates are arranged on one side of the insertion part.
According to some embodiments of the utility model, the distance between two of the insulating plates on both sides of the first power receiving unit gradually increases in a direction away from the mounting base.
According to some embodiments of the utility model, a plurality of partition plates are connected to the mounting seat, and the partition plates are located between two adjacent wiring boards.
According to some embodiments of the present invention, the mounting seat is provided with a plurality of slots, the slots correspond to the partition plates one to one, and the partition plates are provided with insertion plates, which are inserted into the slots.
According to some embodiments of the present invention, one end of the slot is provided with a position-limiting portion, and when the inserting plate is inserted into the slot, the end portion of the inserting plate abuts against the position-limiting portion.
According to some embodiments of the utility model, the first power connection assembly and the second power connection assembly are located on the same side of the cabinet.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a top cross-sectional view of a power distribution cabinet in an embodiment of the present invention;
FIG. 2 is an enlarged view of A in FIG. 1;
FIG. 3 is a front cross-sectional view of a power distribution cabinet in an embodiment of the present invention;
FIG. 4 is a schematic view of a connection structure of a mounting seat and a partition plate according to an embodiment of the present invention;
FIG. 5 is a rear cross-sectional view of a power distribution cabinet in an embodiment of the present invention;
fig. 6 is a rear sectional view of a power distribution cabinet according to another embodiment of the present invention.
Reference numerals:
a cabinet 100; a switching member 110; a first copper bar 120; a second copper bar 130;
a first power connection assembly 200; a first power connection unit 210; a plug-in portion 211; a patch panel 212; a mount 220; heat dissipation holes 221; an insulating plate 222; a slot 223; a stopper 2231; a partition 230; an insert plate 231;
a second power connection assembly 300; the second power connection unit 310.
Detailed Description
Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
Referring to fig. 1, 3 and 5, an embodiment of the present invention provides a power distribution cabinet, including a cabinet 100, a switch 110, such as an isolating switch, is disposed in the cabinet 100, and at least two first power connection assemblies 200 and at least two second power connection assemblies 300 are mounted on a front end surface of the cabinet 100, that is, the first power connection assemblies 200 and the second power connection assemblies 300 are located on the same side surface of the cabinet 100, so that the first power connection assemblies 200 and the second power connection assemblies 300 are connected to each other for convenient operation; specifically, two first power connection assemblies 200 and two second power connection assemblies 300 are arranged, the first power connection assemblies 200 are input ends of the power distribution cabinet, and the second power connection assemblies 300 are output ends of the power distribution cabinet.
The first power connection assembly 200 includes three first power connection units 210 arranged in parallel, correspondingly, the second power connection assembly 300 includes three second power connection units 310 arranged in parallel, and both the first power connection units 210 and the second power connection units 310 are used for connecting external cables, so that the power connection assembly can be applied to three-phase power; the first power connection units 210 of two adjacent first power connection assemblies 200 are correspondingly electrically connected and are electrically connected with one end of the switch element 110, that is, in the two first power connection assemblies 200, the two first power connection units 210 at the left end are electrically connected, the two first power connection units 210 at the middle position are electrically connected, and the two first power connection units 210 at the right end are electrically connected, so that the two first power connection assemblies 200 are arranged in parallel, and three groups of first power connection units 210 connected in parallel are respectively electrically connected with one end of the switch element 110; the second power connection units 310 of two adjacent second power connection assemblies 300 are correspondingly electrically connected and are electrically connected with the other end of the switch element 110, that is, in the two second power connection assemblies 300, the two second power connection units 310 at the left end are electrically connected, the two second power connection units 310 at the middle position are electrically connected, and the two second power connection units 310 at the right end are electrically connected, so that the two second power connection assemblies 300 are arranged in parallel, and three groups of second power connection units 310 connected in parallel are respectively electrically connected with the other end of the switch element 110; generally speaking, two first power connection units 210 and two second power connection units 310 are connected through a first copper bar 120, and the first copper bar 120 is connected to the switch element 110 through a second copper bar 130.
Through all parallelly connected two electricity subassemblies that connect at the input and the output of switch board, connect the subassembly 200 at parallelly connected two first electricity subassemblies of input promptly, connect the subassembly 300 at parallelly connected two seconds of output to can make the access ability increase one time of switch board, be about to the ability increase one time of overflowing of switch board, consequently, can satisfy heavy current distribution system's operation requirement, safe and reliable. It can be understood that the number of the first power connection assemblies 200 and the second power connection assemblies 300 can also be three, four or more, and at this time, the cross-sectional areas of the first copper bar 120 and the second copper bar 130 are increased along with the increase, so that the overcurrent capacity of the power distribution cabinet can be further increased.
In other embodiments, referring to fig. 6, it can be understood that, if the power distribution cabinet is applied to two-phase power, the first power connection assembly 200 may only be provided with two first power connection units 210 arranged in parallel, and correspondingly, the second power connection assembly 300 is only provided with two second power connection units 310 arranged in parallel, so as to save the manufacturing cost and adapt to the two-phase power.
It should be noted that the specific structural forms of the first power connection assembly 200 and the second power connection assembly 300 are the same, and the specific structural forms of the first power connection unit 210 and the second power connection unit 310 are the same, and the specific structural forms of the first power connection assembly 200 and the first power connection unit 210 will be described below, but the detailed structural forms of the second power connection assembly 300 and the second power connection unit 310 are not described herein again.
Referring to fig. 2, in some embodiments, the first power connection assembly 200 further includes a mounting seat 220, the three first power connection units 210 are sequentially mounted on the mounting seat 220, the cabinet 100 is provided with a mounting hole (not shown) matching with the mounting seat 220, the mounting seat 220 is disposed through the mounting hole and fixed to the cabinet 100 by a screw (not shown), the mounting seat 220 is a plastic member, so that the first power connection unit 210 is insulated from the cabinet 100, the mounting structure is simple, and the mounting and the dismounting are convenient.
Referring to fig. 2, in some embodiments, the first power connection unit 210 includes a plug portion 211 and a wiring board 212, and the plug portion 211 is connected to the wiring board 212, it can be understood that the plug portion 211 and the wiring board 212 are of an integral structure, which facilitates manufacturing and production, wherein the plug portion 211 is located at an outer side of the cabinet 100, specifically, the plug portion 211 is provided as a socket matched with a wiring terminal of an external cable, and is connected to the external cable in a plug manner, which is convenient to operate, and the wiring board 212 is located at an inner side of the cabinet 100 and is connected to the first copper bar 120 through a bolt (not shown in the figure), so that two first power connection assemblies 200 are connected in parallel, and are fastened reliably.
Referring to fig. 2, in some embodiments, the mounting base 220 is provided with a plurality of heat dissipation holes 221, the plurality of heat dissipation holes 221 are disposed on the upper end surface of the mounting base 220, and the plurality of heat dissipation holes 221 are located at one end close to the insertion portion 211, so that when an overcurrent occurs, a large amount of heat is easily generated at the connection portion of the insertion portion 211 and an external cable, and the heat dissipation hole 221 is arranged to ventilate and dissipate heat at the heat generation portion, thereby preventing the heat accumulation from causing the melting of the mounting base 220, and improving the safety.
Referring to fig. 2, in some embodiments, the mounting base 220 is provided with a plurality of insulating plates 222, each two insulating plates 222 are disposed on two sides of one first power connection unit 210, and the insulating plates 222 are located on one side of the insertion part 211, specifically, six insulating plates 222 are disposed, each two insulating plates 222 are disposed on two sides of one insertion part 211, and the insulating plates 222 are plastic parts, it can be understood that the insulating plates 222 and the mounting base 220 are integrated, and the insulating plates 222 can increase the creepage distance between two adjacent first power connection units 210, avoid short circuit between two adjacent phase lines, and improve safety and reliability.
Referring to fig. 2, in some embodiments, a distance between two insulating plates 222 on two sides of the first power connection unit 210 gradually increases toward a direction away from the mounting base 220, specifically, the insulating plates 222 are connected to the mounting base 220 and extend outward, a thickness of the insulating plates 222 gradually decreases toward a direction of the extending end, and two end surfaces of the two insulating plates 222 on two sides of the first power connection unit 210, which are away from the first power connection unit 210, are parallel, so that a distance between the two end surfaces near the first power connection unit 210 gradually increases toward the direction of the extending end, thereby facilitating the insertion of a connection terminal of an external cable between the two insulating plates 222 and guiding the connection terminal, so that the connection terminal is accurately inserted into the insertion part 211, and facilitating operation.
Referring to fig. 2, in some embodiments, a plurality of partition plates 230 are connected to the mounting base 220, the partition plates 230 are located between two adjacent wiring boards 212, specifically, two partition plates 230 are provided, and two partition plates 230 are respectively located between two adjacent wiring boards 212, it can be understood that the partition plates 230 are plastic parts and have insulating properties, so that the creepage distance between two adjacent wiring boards 212 can be increased, a short circuit between two adjacent phase lines can be avoided, and safety and reliability can be improved.
Referring to fig. 4, in some embodiments, the mounting base 220 is provided with a plurality of slots 223, the slots 223 correspond to the partition plates 230 one by one, that is, two slots 223 are also provided, the cross sections of the slots 223 are "T", the partition plates 230 are provided with insert plates 231, the insert plates 231 are perpendicular to the partition plates 230, and the insert plates 231 are inserted into the slots 223, so that the partition plates 230 are installed in an inserting manner, which is convenient for installation and disassembly, and therefore, the partition plates 230 can be inserted after the operation of connecting the first copper bar 120 and the second copper bar 130, which is convenient for operation.
Referring to fig. 5, in some embodiments, one end of the slot 223 is provided with a position-limiting portion 2231, specifically, the position-limiting portion 2231 is located at the lower end of the slot 223, and the position-limiting portion 2231 is configured as a baffle structure, and when the insert plate 231 is inserted into the slot 223, the lower end of the insert plate 231 abuts against the position-limiting portion 2231, so that the partition plate 230 can be limited, the partition plate 230 is prevented from falling off, and reliability is improved.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (10)
1. A power distribution cabinet, characterized by comprising:
a cabinet body provided with a switch member;
the at least two first power connection assemblies are arranged on one side of the cabinet body in parallel and comprise two or three first power connection units, and the first power connection units of two adjacent first power connection assemblies are correspondingly electrically connected and are electrically connected with one end of the switch piece;
the second connects the electric subassembly, set up in one side of the cabinet body, the second connect the electric subassembly with the first one-to-one that connects the electric subassembly, the second connects the electric subassembly to include two or three second and connects the electric unit, adjacent two the second connects the electric subassembly the second connects the electric unit to correspond electric connection, and with the other end electric connection of switch spare.
2. A switch board according to claim 1, characterized in that: the first electricity connection assembly further comprises a mounting seat, two or three first electricity connection units are sequentially mounted on the mounting seat, the cabinet body is provided with mounting holes matched with the mounting seat, and the mounting seat penetrates through the mounting holes and is fixed to the cabinet body through screws.
3. A switch board according to claim 2, characterized in that: the first power connection unit comprises a plug-in part and a wiring board, the plug-in part is connected with the wiring board, the plug-in part is located on the outer side of the cabinet body, and the wiring board is located on the inner side of the cabinet body.
4. A switch board according to claim 3, characterized in that: the mounting seat is provided with a plurality of heat dissipation holes, and the heat dissipation holes are located at one end close to the insertion part.
5. A switch board according to claim 3, characterized in that: the mounting seat is provided with a plurality of insulating plates, every two insulating plates are arranged on two sides of one first power connection unit, and the insulating plates are located on one side of the insertion part.
6. A switch board of claim 5, characterized in that: the distance between the two insulating plates on two sides of the first power connection unit is gradually increased towards the direction away from the mounting seat.
7. A switch board according to claim 3, characterized in that: the mounting seat is connected with a plurality of partition plates, and the partition plates are located between every two adjacent wiring boards.
8. A switch board of claim 7, characterized in that: the mounting seat is provided with a plurality of slots, the slots correspond to the partition plates one to one, and the partition plates are provided with inserting plates which are inserted into the slots in a penetrating mode.
9. A switch board according to claim 8, characterized in that: one end of the slot is provided with a limiting part, and when the inserting plate is inserted into the slot in a penetrating mode, the end portion of the inserting plate abuts against the limiting part.
10. A switch board according to claim 1, characterized in that: the first power connection assembly and the second power connection assembly are located on the same side of the cabinet body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121917101.7U CN215989776U (en) | 2021-08-16 | 2021-08-16 | Power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121917101.7U CN215989776U (en) | 2021-08-16 | 2021-08-16 | Power distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215989776U true CN215989776U (en) | 2022-03-08 |
Family
ID=80519125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121917101.7U Active CN215989776U (en) | 2021-08-16 | 2021-08-16 | Power distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215989776U (en) |
-
2021
- 2021-08-16 CN CN202121917101.7U patent/CN215989776U/en active Active
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