CN219123894U

CN219123894U - Fixing structure of bus duct

Info

Publication number: CN219123894U
Application number: CN202320085555.5U
Authority: CN
Inventors: 张强; 王宁
Original assignee: Zhenjiang Siemens Bus Co Ltd
Current assignee: Zhenjiang Siemens Bus Co Ltd
Priority date: 2023-01-30
Filing date: 2023-01-30
Publication date: 2023-06-02
Anticipated expiration: 2033-01-30

Abstract

The utility model discloses a fixing structure of a bus duct, which relates to the technical field of bus ducts and comprises a plurality of conductive copper bar blocks and two side plates, wherein grooves are formed in one side surface of each conductive copper bar block, sliding grooves are formed in the upper side and the lower side of the inner wall of each groove, clamping blocks are connected with the inner walls of the corresponding sliding grooves in a sliding mode through one side surface of a sliding block, and two springs are fixedly connected with one side surface of each clamping block. The novel bus duct of the equipment has high fixing effect performance, is not easy to loosen during fixed connection, removes the trouble caused by loose connection during high-current transmission, improves the practical performance of the bus duct, removes the gap existing in loose connection positions of buses and plug connectors of plug wires and the creepage phenomenon in the gap under the condition of electrification, ensures that potential safety hazards in the connection positions are solved, and reduces the problem of bus interphase short-circuit explosion phenomenon.

Description

Fixing structure of bus duct

Technical Field

The utility model relates to the technical field of bus ducts, in particular to a fixing structure of a bus duct.

Background

The bus duct is a closed metal device composed of copper and aluminum bus columns and is used for distributing larger power for each element of the dispersion system. The electric wire and cable are increasingly replaced in the project of indoor low-voltage electric power transmission trunk engineering, and the electric wire and cable are popularized in developed countries abroad, hong Kong areas of China, australian areas of China and the like. In Guangzhou, guangdong of China, bus ducts are used for more than 90% of building power distribution room outgoing lines, namely main lines leading to floors; bus ducts are used for 630KVA transformers to the power distribution cabinet.

The bus duct is a closed metal device formed by copper and aluminum bus posts and is used for distributing each element of the system to distribute larger power. The plug-in bus duct is used as a novel distribution wire, compared with a traditional cable, the plug-in bus duct has the advantages that the plug-in bus duct can show the superiority when in heavy current transmission, meanwhile, the contact resistance and the temperature rise of the connection part of two ends of the bus duct and the plug-in connection part of a branching port are reduced, and a high-quality insulating material is used in the bus duct, so that the safety and the reliability of the bus duct are improved.

The prior bus duct is low in fixing effect, easy to loosen in fixed connection, easy to cause trouble in heavy current transmission due to loose connection, and reduced in use practicality, and long-term in such a way, gaps exist in loose connection of the bus duct and plug connectors of plug-in wires, creepage phenomenon exists in the gaps under the condition of current, potential safety hazards exist in the connection positions, and inter-phase short circuit explosion phenomenon of the bus is even caused.

Disclosure of Invention

The utility model aims to provide a fixing structure of a bus duct, which solves the problems that the prior bus duct provided in the prior art has low fixing effect, is easy to loosen during fixed connection, is easy to cause trouble during large-current transmission, reduces the practical performance of the bus duct in use, causes loosening of a bus plugging position and a plug connector of a plug wire for a long time, causes a clearance in the plugging position, causes a creepage phenomenon in the clearance in the state of current, causes potential safety hazards in the connecting positions, and even causes inter-phase short-circuit explosion phenomenon of the bus.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a bus duct's fixed knot constructs, includes a plurality of conductive copper bar pieces and two curb plates, a plurality of the one side surface of conductive copper bar piece is all set up flutedly, a plurality of the spout is all set up to the upper and lower both sides of recess inner wall, a plurality of correspondingly the inner wall of spout all has the fixture block through the common sliding connection of one side surface of slider, a plurality of the equal fixedly connected with two springs of one side surface of fixture block, a plurality of corresponding the one end of spring all with the inner wall one side fixed connection of recess, two a plurality of connectors have all been seted up to one side surface of curb plate, a plurality of the ring chamber has all been seted up to the inner wall of connector, and a plurality of the inner wall of connector all is provided with fixing device, can make to connect between device and the device more stable and firm.

Preferably, the fixing device comprises an annular spring, the surface of the annular spring is slidably connected with the inner wall of the annular cavity, a plurality of movable clamping blocks are arranged on one side surface of the annular spring, a plurality of movable ports are formed in the inner wall of the annular cavity, the inner walls of the movable ports are slidably connected with one side surface of the movable clamping blocks, and the annular spring has elasticity and more stable force.

Preferably, a cover plate is fixedly connected to one side surface of each side plate.

Preferably, a plurality of bolts are arranged on one side surface of the cover plate.

Preferably, the front side and the rear side of the upper surface of the cover plate are fixedly connected with N-shaped plates.

Preferably, a lower cover plate is fixedly connected to one side surface of each side plate.

Preferably, the upper surface of the lower cover plate is fixedly connected with a plurality of connecting plates.

The utility model has the technical effects and advantages that:

1. through setting up fixture block, recess, spring, spout, ring chamber, remove the mouth, remove fixture block, ring spring, connector, new equipment bus duct fixed effect performance is high, be difficult to produce not hard up in fixed connection, it causes the trouble easily to have got rid of the connection when heavy current carries, the practicality that bus duct used has been improved, the plug connector that has got rid of busbar grafting position and patch cord causes not hard up clearance that exists and the situation that electrified current situation have the creepage phenomenon in clearance department, it can solve to have the potential safety hazard to have these hookup positions, the problem that causes the inter-phase short circuit explosion phenomenon of busbar has been reduced.

2. Through setting up fixture block, recess, spring, spout, ring chamber, remove the mouth, remove fixture block, ring spring, connector, improved the practicality of equipment, guarantee the connection steadiness performance between the equipment for equipment connection is more firm.

3. Through setting up fixture block, recess, spring, spout, ring chamber, remove the mouth, remove fixture block, ring spring, connector, got rid of because the unfixed potential safety hazard that produces of connection, improved the security performance of equipment.

Drawings

Fig. 1 is a schematic overall perspective view of the present utility model.

Fig. 2 is a schematic view of a partial perspective structure of the present utility model.

Fig. 3 is a schematic view of a partial cross-sectional structure of a conductive copper bar block according to the present utility model.

Fig. 4 is an enlarged schematic view of the portion a of fig. 1 according to the present utility model.

Fig. 5 is a schematic view of a partial cross-sectional structure of the present utility model.

In the figure: 1. a conductive copper bar block; 2. a clamping block; 3. a groove; 4. a spring; 5. a chute; 6. a connecting plate; 7. a ring cavity; 8. a moving port; 9. moving the clamping block; 10. an annular spring; 11. a connection port; 12. a side plate; 13. a bolt; 14. a cover plate; 15. a lower cover plate; 16. an N-shaped plate.

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. 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 provides a bus duct fixing structure as shown in fig. 1-5, which comprises a plurality of conductive copper bar blocks 1 and two side plates 12, wherein grooves 3 are formed in one side surface of each conductive copper bar block 1, sliding grooves 5 are formed in the upper side and the lower side of the inner wall of each groove 3, clamping blocks 2 are connected to the inner wall of each corresponding sliding groove 5 in a sliding manner through one side surface of a sliding block, two springs 4 are fixedly connected to one side surface of each clamping block 2, one ends of each corresponding spring 4 are fixedly connected with one side of the inner wall of each groove 3, a plurality of connecting ports 11 are formed in one side surface of each side plate 12, annular cavities 7 are formed in the inner wall of each connecting port 11, and fixing devices are arranged on the inner walls of the connecting ports 11.

As shown in fig. 5, the fixing device comprises an annular spring 10, the surface of the annular spring 10 is slidably connected with the inner wall of the annular cavity 7, a plurality of moving clamping blocks 9 are arranged on one side surface of the annular spring 10, a plurality of moving ports 8 are formed in the inner wall of the annular cavity 7, the inner walls of the moving ports 8 are slidably connected with one side surface of the moving clamping blocks 9, the force change required by the annular spring 10 in the deformation range is small, the ratio of the load to the deformation of the spring is called the spring stiffness, and the greater the stiffness is, the harder the spring is.

As shown in fig. 1 and 2, a cover plate 14 is fixedly connected to one side surface of two side plates 12, a plurality of bolts 13 are arranged on one side surface of the cover plate 14, N-shaped plates 16 are fixedly connected to the front side and the rear side of the upper surface of the cover plate 14, a lower cover plate 15 is fixedly connected to one side surface of two side plates 12, a plurality of connecting plates 6 are fixedly connected to the upper surface of the lower cover plate 15, potential safety hazards caused by unfixed connection are eliminated, and safety performance of equipment is improved.

The working principle of the utility model is as follows: when the device is used, firstly, the conductive copper bar block 1 is aligned with the connecting device, the clamping block 2 is pushed by the connector of the connecting device, the pushed clamping block 2 slides through the sliding groove 5 formed in the inner wall of the conductive copper bar block 1, the sliding groove 5 has a limiting function, then the spring 3 is extruded by the moving clamping block 2, and after the clamping block 2 is aligned with the connecting groove formed in the connector of the clamping block, the clamping block 2 enters the connecting groove to be fixed through the resilience force of the spring 4;

then the side plate 12 is fixed through the nut, the nut enters the connecting port 11 on the surface of the side plate 12, then the movable clamping block 9 is pushed through the annular spring 10 of the annular cavity 7 inside the connecting port 11, the pushed movable clamping block 9 moves through the movable port 8 formed in the annular cavity 7, and then the threads on the surface of the nut are clamped and fixed through the movable clamping block 9.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a fixed knot of bus duct constructs, includes a plurality of electrically conductive copper bar piece (1) and two curb plates (12), its characterized in that: a plurality of recess (3) have all been seted up to a side surface of electrically conductive copper bar piece (1), and a plurality of spout (5) have all been seted up to the upper and lower both sides of recess (3) inner wall, and a plurality of is corresponding the inner wall of spout (5) has fixture block (2) through the common sliding connection of a side surface of slider, a plurality of the equal fixedly connected with two springs (4) of a side surface of fixture block (2), a plurality of is corresponding the one end of spring (4) all with the inner wall one side fixed connection of recess (3), two a plurality of connector (11) have all been seted up to a side surface of curb plate (12), a plurality of ring chamber (7) have all been seted up to the inner wall of connector (11), a plurality of the inner wall of connector (11) all is provided with fixing device.

2. The bus duct fixing structure according to claim 1, wherein: the fixing device comprises an annular spring (10), the surface of the annular spring (10) is in sliding connection with the inner wall of the annular cavity (7), a plurality of movable clamping blocks (9) are arranged on one side surface of the annular spring (10), a plurality of movable ports (8) are formed in the inner wall of the annular cavity (7), and a plurality of movable ports (8) are both in sliding connection with one side surface of each movable clamping block (9).

3. The bus duct fixing structure according to claim 1, wherein: one side surface of each side plate (12) is fixedly connected with a cover plate (14).

4. A bus duct fixing structure according to claim 3, wherein: a plurality of bolts (13) are arranged on one side surface of the cover plate (14).

5. The bus duct fixing structure according to claim 4, wherein: n-shaped plates (16) are fixedly connected to the front side and the rear side of the upper surface of the cover plate (14).

6. The bus duct fixing structure according to claim 5, wherein: a lower cover plate (15) is fixedly connected to one side surface of each side plate (12).

7. The bus duct fixing structure according to claim 6, wherein: the upper surface of the lower cover plate (15) is fixedly connected with a plurality of connecting plates (6).