CN219436589U - Busbar coupling overlap joint structure - Google Patents

Abstract

The utility model discloses a busbar coupling and lapping structure which comprises a partition plate, wall bushings, an insulator supporting device and a main busbar, wherein the partition plate, the wall bushings, the insulator supporting device and the main busbar are mutually combined to play a role, the connecting gap of the main busbar is reserved for the upper fixing bolt, the lower fixing bolt and the middle inner hexagon bolt of an insulator, when the busbar coupling and lapping structure is assembled, only the left fixing bolt and the right fixing bolt are required to be detached and are fastened after being installed into the main busbar, only one inner hexagon wrench is required for field installation or maintenance, the operation is convenient, the main busbar between switch cabinets in a coupling and lapping mode is a horizontal busbar, the main busbar can be mutually lapped with the insulator supporting device without bending, the connecting workload of the main busbar between the field cabinets is avoided, the arrangement of the switch cabinets is supplemented or reduced, the original main busbar is not required to be changed, the cost is saved, the expansion of the switch cabinets is ensured, and the specifications of the branch busbar are not influenced.

Description

Busbar coupling overlap joint structure

Technical Field

The utility model relates to the field of medium-voltage complete equipment, in particular to a busbar coupling and lapping structure.

Background

At present, the mode of lapping the busbar can be divided into two modes, one mode is lapping of busbar connection rows; the other is that the busbar is lapped by bending.

Busbar connection row overlap joint: the lap joint of the main busbar is reserved with a lap joint hole and a butt joint gap, the connecting busbar is connected in a stacked mode, the lap joint distance is about twice the width of the busbar, the positions of the insulators and the branch busbar are required to be staggered, and certain space and distance requirements exist.

Bending and lapping the busbar: one end of the lap joint of the main busbar is horizontal, one end of the lap joint is connected by bending, the bending procedure is added to the busbar, and the busbar needs to be distinguished in direction during assembly.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a busbar coupling and lapping structure for solving the problems.

In order to achieve the above object, the present utility model is achieved by the following technical scheme.

The utility model provides a female row coupling overlap joint structure, includes baffle, wall bushing, insulator strutting arrangement, main female row, wall bushing sets up on the baffle, and main female row cover is established in wall bushing's inside, insulator strutting arrangement is connected with main female row, insulator strutting arrangement includes insulator, insulating cushion, hexagon socket screw, copper cushion, fixing bolt, the female row of branch, and five interconnect, be equipped with on the insulator, well, three hole site main row connection clearance has been made up insulator upper and lower three fixing bolt and hexagon socket screw in the middle, only need to pull down two fixing bolt about during the assembly, install main female row back fastening can, on-the-spot installation or maintenance only need a hexagon socket spanner, convenient operation, the main female row of coupling mode switch cabinet is the female row of level, need not to bend and can overlap joint mutually with insulator strutting arrangement, avoid main female row connection work load between the on-the-spot, the switch cabinet is arranged to have to supplement or reduce, need not to change original main female row of switch cabinet, saves the switch cabinet specification, the female row of switch is changed, the female specification of the female row of branch does not influence of the female specification.

Preferably, the main busbar is provided with a gap at a position opposite to the position where the insulator supporting device is installed.

Preferably, the clearance distance of the main busbar is larger than the diameter of the fixing bolt.

Preferably, the insulating cushion block is arranged between the branch busbar and the insulator.

Preferably, the branch busbar and the insulating cushion block are fixed on a threaded hole in the center of the insulator through an inner hexagon bolt.

Preferably, the copper pad is fixed with the upper hole and the lower hole of the insulator through fixing bolts.

Preferably, the copper cushion block also sequentially passes through the copper cushion block, the main busbar and the left and right holes of the insulating cushion block through fixing bolts for fixation.

Preferably, four fixing bolts are arranged.

Preferably, one hexagon socket head cap bolt is arranged.

Preferably, the insulating cushion block, the copper cushion block and the branch busbar are respectively provided with corresponding fixed mounting hole sites.

Compared with the prior art, the utility model discloses a busbar coupling and lapping structure which comprises a baffle plate, a wall bushing, an insulator supporting device and a main busbar, wherein the baffle plate, the wall bushing, the insulator supporting device and the main busbar are mutually combined to play a role,

(1) the upper and lower three fixing bolts and the middle inner hexagonal bolts of the insulator are reserved in the connecting gap of the main busbar, the left and right fixing bolts are only required to be detached during assembly and fastened after being assembled into the main busbar, and only one inner hexagonal wrench is required for field installation or maintenance, so that the operation is convenient;

(2) the main busbar between the switch cabinets in the coupling lap joint mode is a horizontal busbar, and can be overlapped with the insulator supporting device without bending, so that the workload of connecting the main busbar between the field cabinets is avoided;

(3) the switch cabinet is arranged in a supplementing or reducing way, the original main busbar is not required to be changed, and the cost is saved;

(4) the switch cabinet expands the capacity, and the specification of the branch busbar is changed, so that the specification of the main busbar is not influenced.

Drawings

FIG. 1 is a schematic diagram of a busbar joint structure according to the present utility model;

FIG. 2 is an exploded view of the insulator support device of the present utility model;

FIG. 3 is a schematic view of a preassembled structure of the insulator support device of the present utility model;

fig. 4 is a schematic view of an installation structure of the insulator supporting device of the present utility model.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

The utility model provides a female row coupling overlap joint structure, includes baffle 1, wall bushing 2, insulator strutting arrangement 3, main row 4, wall bushing 2 sets up on baffle 1, and main row 4 cover is established in the inside of wall bushing 2, insulator strutting arrangement 3 is connected with main row 4, insulator strutting arrangement 3 includes insulator 31, insulating pad 32, hexagon socket head cap screw 33, copper pad 34, fixing bolt 35, branch busbar 36, and five interconnect, be equipped with on the insulator 31 and go up, well, three hole sites down, main row 4 is equipped with the clearance on the position to installation insulator strutting arrangement 3. The main busbar 4 is connected between two adjacent switch cabinets in-phase, because the main busbar 4 is connected the clearance and is enough to let the fixing bolt 35 of opening from top to bottom and the hexagon socket head cap screw 33 in the centre, on-the-spot only need with left and right sides fixing bolt 35 demolish, the fastening when installing main busbar 4 can, the clearance distance of main busbar 4 is greater than the diameter of fixing bolt 35, insulating cushion 32 sets up between branch busbar 36 and insulator 31, branch busbar 36 passes through hexagon socket head cap screw 33 with insulating cushion 32 and fixes on the screw hole of the central point of insulator 31, copper pad 34 passes through fixing bolt 35 and insulator 31 upper and lower two holes are fixed, copper pad 34 still passes copper pad 34, main busbar 4 in proper order through fixing bolt 35, insulating cushion 32 left and right sides two holes are fixed. Four fixing bolts 35 are arranged, one inner hexagon bolt 33 is arranged, and corresponding fixing mounting hole sites are respectively arranged on the insulating cushion block 32, the copper cushion block 34 and the branch busbar 36.

The connection gap of the main busbar 4 is reserved for the upper and lower fixing bolts 35 and the middle inner hexagon bolts 33 of the insulator 31, when the assembly is carried out, only the left and right fixing bolts 35 are required to be detached and fastened after the main busbar 4 is assembled, only one inner hexagon wrench is required for field installation or maintenance, the operation is convenient, the arrangement of the switch cabinet is supplemented or reduced, the original main busbar 4 is not required to be changed, the cost is saved, the capacity of the switch cabinet is expanded, the specification change of the branch busbar 36 does not influence the specification of the main busbar 4, the reserved lap joint holes of the branch busbar 36 are kept uniform with the mounting holes of the insulating cushion block 32 and the branch busbar, and the interchangeability of the main busbar 4, the copper cushion block 34 and the fixing bolts 35 is high; meanwhile, other accessories except the main busbar 4 are fixed on the switch cabinet during shipment, so that the on-site cabinet combining installation is facilitated.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the present application described herein may be implemented in sequences other than those illustrated or described herein.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (10)

1. A busbar coupling overlap joint structure is characterized in that: including baffle (1), wall bushing (2), insulator strutting arrangement (3), main row (4), wall bushing (2) set up on baffle (1), and main row (4) cover is established in the inside of wall bushing (2), insulator strutting arrangement (3) are connected with main row (4), insulator strutting arrangement (3) include insulator (31), insulating pad (32), hexagon socket head cap screw (33), copper pad piece (34), fixing bolt (35), branch are female to be arranged (36), and five interconnect, be equipped with on insulator (31), well, three hole sites down.

2. The busbar coupling joint structure according to claim 1, wherein: the main busbar (4) is provided with a gap at the position for installing the insulator supporting device (3).

3. The busbar coupling joint structure according to claim 2, wherein: the clearance distance of the main busbar (4) is larger than the diameter of the fixing bolt (35).

4. The busbar coupling joint structure according to claim 1, wherein: the insulating cushion block (32) is arranged between the branch busbar (36) and the insulator (31).

5. The busbar coupling joint structure according to claim 4, wherein: the branch busbar (36) and the insulating cushion block (32) are fixed on a threaded hole in the center of the insulator (31) through an inner hexagon bolt (33).

6. The busbar coupling joint structure according to claim 1, wherein: the copper pad block (34) is fixed with the upper hole and the lower hole of the insulator (31) through a fixing bolt (35).

7. The busbar coupling joint structure according to claim 6, wherein: the copper pad block (34) is further fixed through a left hole and a right hole of the copper pad block (34), the main busbar (4) and the insulating pad block (32) sequentially through fixing bolts (35).

8. The busbar coupling joint structure according to claim 1, wherein: four fixing bolts (35) are arranged.

9. The busbar coupling joint structure according to claim 1, wherein: the inner hexagon bolt (33) is provided with one inner hexagon bolt.

10. The busbar coupling joint structure according to claim 1, wherein: corresponding fixed mounting hole sites are respectively arranged on the insulating cushion block (32), the copper cushion block (34) and the branch busbar (36).