CN220874023U - Bus structure of low-voltage switch cabinet - Google Patents

Abstract

The utility model relates to the technical field of low-voltage equipment and discloses a bus structure of a low-voltage switch cabinet, which comprises a connecting shell, wherein the inside of the connecting shell is of a hollow penetrating structure, conductive bars are fixedly arranged in the middle of the inside of the connecting shell at equal intervals, adjacent conductive bars are separated by ceramic plates, clamping conductive parts are arranged at the two ends of the inside of the connecting shell at equal intervals, vertical buses and horizontal buses are respectively arranged at the two ends of the connecting shell, copper bars at the ends of the vertical buses and the horizontal buses are respectively movably inserted between the clamping conductive parts at the two ends of the connecting shell, clamping rings are fixedly connected at the ends of the vertical buses and the horizontal buses, and two L-shaped clamping plates are symmetrically connected at the two ends of the connecting shell; this bus structure of low tension switchgear has effectual bus connecting part, and this bus connecting part can be convenient carries out electric connection to low tension switchgear's vertical bus and horizontal bus to and guaranteed bus connection's stability and fastness.

Description

Bus structure of low-voltage switch cabinet

Technical Field

The utility model belongs to the technical field of low-voltage equipment, and particularly relates to a bus structure of a low-voltage switch cabinet.

Background

The switch cabinet is an electrical device and mainly used for switching, controlling and protecting electric equipment in the process of generating, transmitting, distributing and converting electric energy of a power system; the low-voltage draw-out type switch cabinet belongs to a common and common form of switch cabinet, and is generally made of steel plates to form a closed shell, and electric elements of an in-out line loop are all arranged in a drawable drawer to form a functional unit capable of completing a certain type of power supply task, namely a drawer unit; the drawer type switch cabinet is provided with a vertical bus arranged on the back surface of the cabinet body, the drawer unit can be detachably connected with the vertical bus, when the drawer unit is pulled out, an electrical element in the drawer unit is disconnected with the vertical bus, and when the drawer unit is pushed into the switch cabinet, the electrical element in the drawer unit is electrically connected with the vertical bus; the draw-out type switch cabinet is also provided with a horizontal bus arranged at the top of the cabinet body and a connecting bus for connecting the horizontal bus and the vertical bus; wherein, a perpendicular generating line corresponds with a horizontal generating line through a connecting bus and is connected, and three one-to-one, perpendicular generating line and connecting bus need form the connection with the help of external connection subassembly, and current coupling assembling comprises a plurality of parts, and the assembly is loaded down with trivial details, and connection stability is unreliable after the assembly, loosens easily.

Disclosure of utility model

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a bus structure of low tension switchgear, includes the connection casing, the inside of connection casing is hollow throughout the structure, the inside middle part equidistance fixed mounting of connection casing has the conducting strip, all separate through the potsherd between the adjacent conducting strip, the inside both ends of connection casing are equal to be apart from installing chucking conductive parts, the both ends of connection casing are equipped with perpendicular generating line and horizontal busbar respectively, the copper bar of perpendicular generating line and horizontal busbar tip is movable grafting respectively between the chucking conductive parts at connection casing both ends, the equal fixedly connected with rand of the tip of perpendicular generating line and horizontal busbar, the equal symmetrical connection in both ends of connection casing has two L shape cardboard, rand movable joint is between two L shape cardboard.

Preferably, the clamping conductive components comprise first ceramic blocks, the first ceramic blocks are installed at two ends inside the connecting shell at equal intervals, and long grooves are formed in opposite sides of the first two adjacent ceramic blocks. And the opposite sides of two adjacent ceramic blocks I all are equipped with ceramic block two, and the equidistance is connected with the ripple cover between one side of ceramic block two and the inside of long recess, and the inside of ripple cover just is located and is connected with the spring between ceramic block two and the long recess to can effectual chucking.

Preferably, the both ends of ceramic block two are arc structure, and the elastic metal conducting strip is all installed to two adjacent ceramic block two's opposite one side, and the one end of two adjacent elastic metal conducting strips is all with the one end fixed connection of connecting the inside same conductive bar of casing to can effectually be connected perpendicular generating line and horizontal generating line.

Preferably, the vertical grooves are formed in two sides of two ends of the connecting casing, the two vertical grooves at the end part of the connecting casing are connected with two-way threaded rods in a rotating mode, one ends of the two-way threaded rods extend to one side of the connecting casing and are fixedly connected with rotating wheels, the surfaces of the two-way threaded rods, located inside the vertical grooves, of the two-way threaded rods are connected with moving blocks in a threaded mode, one side of each moving block is fixedly connected with an L-shaped clamping plate, and therefore the vertical bus and the horizontal bus can be firmly connected with the connecting casing.

Preferably, rubber sealing rings are fixedly connected to two ends of the conductive bars and one side of the two clamping rings, so that the tightness of connection can be ensured.

Compared with the prior art, the utility model has the beneficial effects that: through being provided with connection casing, the busbar, perpendicular generating line, horizontal busbar, the rand, L shape cardboard, ceramic block one, long recess, ceramic block two, the ripple cover, a spring, the elastic metal conducting strip, erect the groove, two-way threaded rod, runner and movable block, make this low tension switchgear's generating line structure have effectual busbar connecting piece, this busbar connecting piece can be convenient carry out electric connection to low tension switchgear's perpendicular generating line and horizontal busbar, and the stability and the fastness of busbar connection have been guaranteed, thereby the stability that low tension switchgear used has been ensured, this busbar connecting piece design is simple simultaneously, use and simple operation, connect reliable and stable.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

In the drawings:

FIG. 1 is a schematic diagram of a bus bar structure of a low voltage switchgear of the present utility model in a top-down view;

FIG. 2 is a schematic view of the partial structure of FIG. 1 according to the present utility model;

FIG. 3 is a schematic view of the partial structure of FIG. 2 according to the present utility model;

in the figure: 1. a connection housing; 2. a conductive bar; 3. clamping the conductive component; 4. a vertical bus; 5. a horizontal busbar; 6. a collar; 7. an L-shaped clamping plate; 8. a first ceramic block; 9. a long groove; 10. a second ceramic block; 11. a corrugated sleeve; 12. a spring; 13. an elastic metal conductive sheet; 14. a vertical groove; 15. a two-way threaded rod; 16. a rotating wheel; 17. and (5) moving the block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model is given by figures 1 to 3, the utility model comprises a connecting shell 1, the inside of the connecting shell 1 is of a hollow penetrating structure, conductive bars 2 are fixedly arranged in the middle of the inside of the connecting shell 1 at equal distance, adjacent conductive bars 2 are separated by ceramic plates, clamping conductive parts 3 are arranged at the two ends of the inside of the connecting shell 1 at equal distance, vertical bus bars 4 and horizontal bus bars 5 are respectively arranged at the two ends of the connecting shell 1, copper bars at the ends of the vertical bus bars 4 and the horizontal bus bars 5 are respectively movably inserted between the clamping conductive parts 3 at the two ends of the connecting shell 1, clamping rings 6 are fixedly connected at the ends of the vertical bus bars 4 and the horizontal bus bars 5, two L-shaped clamping plates 7 are symmetrically connected at the two ends of the connecting shell 1, and the clamping rings 6 are movably clamped between the two L-shaped clamping plates 7; the clamping conductive components 3 comprise ceramic blocks I8, the ceramic blocks I8 are equidistantly arranged at two ends inside the connecting shell 1, and long grooves 9 are formed in opposite sides of two adjacent ceramic blocks I8. The two ceramic blocks II 10 are arranged on opposite sides of the two adjacent ceramic blocks I8, a corrugated sleeve 11 is equidistantly connected between one side of the two ceramic blocks II 10 and the inside of the long groove 9, and a spring 12 is connected between the two ceramic blocks II 10 and the long groove 9 in the corrugated sleeve 11, so that clamping can be effectively performed; the two ends of the second ceramic block 10 are arc-shaped structures, elastic metal conducting plates 13 are arranged on the opposite sides of the two adjacent ceramic blocks 10, and one ends of the two adjacent elastic metal conducting plates 13 are fixedly connected with one end of the same conducting bar 2 in the connecting shell 1, so that the vertical bus 4 and the horizontal bus 5 can be effectively connected;

The copper bars at the ends of the vertical bus 4 and the horizontal bus 5 are inserted into the two ends of the connecting shell 1, the copper bars at the ends of the vertical bus 4 and the horizontal bus 5 are inserted between the two adjacent elastic metal conducting plates 13, the elastic metal conducting plates 13 squeeze the ceramic block II 10 along with the insertion of the copper bars, the ceramic block II 10 compresses the corrugated sleeve 11 and the spring 12, and the adjacent two elastic metal conducting plates 13 can be clamped and contacted effectively through the elasticity of the spring 12, so that the stability of power transmission connection is ensured.

Vertical grooves 14 are formed in two sides of two ends of the connecting shell 1, two bidirectional threaded rods 15 are rotatably connected between the upper parts of the two vertical grooves 14 at the end part of the connecting shell 1, one ends of the two bidirectional threaded rods 15 extend to one side of the connecting shell 1 and are fixedly connected with rotating wheels 16, moving blocks 17 are connected to the surfaces of the bidirectional threaded rods 15 positioned in the vertical grooves 14 in a threaded manner, one side of each moving block 17 is fixedly connected with an L-shaped clamping plate 7, and therefore the vertical bus 4 and the horizontal bus 5 can be firmly connected with the connecting shell 1; rubber sealing rings are fixedly connected to two ends of the conductive bars 2 and one side of the two clamping rings 6, so that the tightness of connection can be ensured;

After the vertical bus 4 and the horizontal bus 5 are inserted into the connecting shell 1, the vertical bus 4 and the horizontal bus 5 are pushed to be in contact with the connecting shell 1 so that the two rubber sealing rings are in close contact, then the rotating wheel 16 is rotated, the rotating wheel 16 drives the bidirectional threaded rod 15 to rotate, the moving block 17 is moved by the rotation of the bidirectional threaded rod 15, the L-shaped clamping plate 7 is driven to move towards the clamping ring 6 by the movement of the moving block 17, the clamping ring 6 is clamped and limited, and therefore the connection firmness of the vertical bus 4 and the horizontal bus 5 is guaranteed.

This bus structure of low tension switchgear has effectual bus connecting part, and this bus connecting part can be convenient carries out electric connection to the perpendicular bus and the horizontal bus of low tension switchgear to and guaranteed the stability and the fastness that the bus is connected, thereby guaranteed the stability that low tension switchgear used, this bus connecting part design is simple simultaneously, uses convenient with convenient operation, connects reliable and stable.

Claims (5)

1. The utility model provides a bus structure of low tension switchgear, includes connection casing (1), its characterized in that: the inside of connecting casing (1) is hollow throughout the structure, connecting casing (1) inside middle part equidistance fixed mounting has busbar (2), all separate through the potsherd between adjacent busbar (2), connecting casing (1) inside both ends equal distance installs chucking conductive parts (3), connecting casing (1) both ends are equipped with perpendicular generating line (4) and horizontal generating line (5) respectively, perpendicular generating line (4) and the copper bar of horizontal generating line (5) tip are movable grafting respectively between chucking conductive parts (3) at connecting casing (1) both ends, the equal fixedly connected with rand (6) of the tip of perpendicular generating line (4) and horizontal generating line (5), connecting casing (1) both ends equal symmetrical connection has two L shape cardboard (7), rand (6) movable joint is between two L shape cardboard (7).

2. The bus bar structure of a low voltage switchgear as claimed in claim 1, wherein: the clamping conductive components (3) comprise ceramic blocks I (8), the ceramic blocks I (8) are equidistantly arranged at two ends inside the connecting shell (1), and long grooves (9) are formed in opposite sides of two adjacent ceramic blocks I (8); and the opposite sides of every two adjacent ceramic blocks I (8) are respectively provided with a ceramic block II (10), a corrugated sleeve (11) is connected between one side of each ceramic block II (10) and the inside of each long groove (9) at equal intervals, and a spring (12) is connected between each ceramic block II (10) and each long groove (9) in the corrugated sleeve (11).

3. The bus bar structure of a low voltage switchgear as claimed in claim 2, wherein: the two ends of each ceramic block II (10) are arc-shaped structures, elastic metal conducting plates (13) are arranged on opposite sides of two adjacent ceramic blocks II (10), and one ends of two adjacent elastic metal conducting plates (13) are fixedly connected with one end of the same conducting bar (2) inside the connecting shell (1).

4. The bus bar structure of a low voltage switchgear as claimed in claim 1, wherein: vertical grooves (14) are formed in two sides of two ends of the connecting casing (1), two bidirectional threaded rods (15) are connected between the upper portions of the two vertical grooves (14) at the end portions of the connecting casing (1) in a rotating mode, one ends of the two bidirectional threaded rods (15) extend to one side of the connecting casing (1) and are fixedly connected with rotating wheels (16), moving blocks (17) are connected to the surfaces of the inner portions of the vertical grooves (14) in a threaded mode, and one side of each moving block (17) is fixedly connected with an L-shaped clamping plate (7).

5. The bus bar structure of a low voltage switchgear as claimed in claim 1, wherein: rubber sealing rings are fixedly connected to two ends of the conducting bar (2) and one side of the two clamping rings (6).