Fixed isolation device for copper bars of power distribution cabinet

Abstract

The utility model discloses a fixed isolation device of a power distribution cabinet copper bar, and specifically relates to the technical field of copper bars, the fixed isolation device comprises a copper bar and a door-shaped plate, the front end of the copper bar is provided with a plurality of power connection holes, and the front and rear side walls of the vertical end of the door-shaped plate are respectively provided with a plurality of first installation ports and second installation ports corresponding to the power connection holes. A first wire inlet hole is formed in the top of the second installation opening, a second wire inlet hole is formed in the bottom of the second installation opening, and sliding groove plates are fixedly installed on the two sides of the rear end of the second installation opening. According to the fixing and isolating device for the copper bars of the power distribution cabinet, the copper bars are clamped in the door-shaped plate, and the door-shaped plate protects and isolates the copper bars to form the insulating protective shell, so that potential safety hazards caused by mutual contact of the adjacent copper bars when the copper bars in the power distribution cabinet are mounted and dismounted are avoided, and meanwhile, the shielding plate is arranged at the wiring position, so that the copper bars are prevented from being damaged. And the connection part of the terminal and the copper bar can be sealed to form isolation, so that the accidental injury caused by the fact that a worker touches the wiring part can be prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of copper bars, in particular to a fixing and isolating device for copper bars of a power distribution cabinet. Background Art

[0002] The power distribution cabinet is a common equipment in the electrical industry. The switchgear, measuring instruments, protective electrical appliances and auxiliary equipment are assembled in a closed or semi-closed metal cabinet or on a screen to facilitate the opening and closing of the circuit. In order to ensure the power-on performance in the power distribution cabinet, a copper busbar is required to connect the main circuit in the power distribution cabinet. The two ends of the copper busbar are fixed to the bracket with bolts. The surface of the copper busbar is exposed, and accidental contact by the staff may cause accidental injury. The mutual isolation effect is not ideal, especially when the copper busbar is removed, it is easy for the copper busbars to contact each other, and there are certain safety hazards. Utility Model Content

[0003] The main purpose of the utility model is to provide a fixed isolation device for the copper busbar of a power distribution cabinet, which can effectively solve the problems in the background technology.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0005] The fixing isolation device of the copper bar of the distribution cabinet comprises a copper bar and a door-shaped plate, the front end of the copper bar is provided with a plurality of power connection holes, the front and rear side walls of the vertical end of the door-shaped plate are respectively provided with a plurality of first installation holes and a second installation hole corresponding to the power connection holes, the top of the second installation hole is provided with a first wire entry hole, the bottom of the second installation hole is provided with a second wire entry hole, both sides of the rear end of the second installation hole are fixedly installed with a slide slot plate, the opposite sides of the two slide slot plates are provided with a slide slot with an opening at the top, and a baffle plate is slidably connected in the two opposite slide slots, and the front and rear parts of the rear wall of the door-shaped plate are provided with movable grooves, the movable groove is provided with a movable opening at one end close to the front wall of the door-shaped plate, a movable plate is slidably connected in the movable groove, and a plurality of springs are fixedly installed between the rear end of the movable plate and the rear wall of the movable groove, and a clamping plate is fixedly installed at the front end of the movable plate, the front end of the clamping plate passes through the movable opening and is opposite to the front wall of the door-shaped plate, and the copper bar is clamped between the front wall of the door-shaped plate and the front end of the clamping plate.

[0006] Preferably, the bottoms of the inner front wall and the inner rear wall of the vertical end of the gate-shaped plate are both provided with first arc chamfers.

[0007] Preferably, a third arc chamfer is provided at the lower portion of the front end of the clamping plate.

[0008] Preferably, a top plate is fixedly mounted on the top of the shielding plate.

[0009] Preferably, second arc chamfers are provided on both left and right sides of the bottom of the shielding plate.

[0010] Preferably, a second anti-slip groove is provided at the rear end of the shielding plate.

[0011] Preferably, the front and rear end surfaces of the door-shaped plate are both provided with first anti-slip grooves.

[0012] Preferably, the door-shaped plate, the shielding plate and the clamping plate are all made of insulating materials.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] The utility model discloses a fixed isolation device for a copper busbar of a power distribution cabinet. The copper busbar is clamped in a door-shaped plate, and the door-shaped plate protects and isolates the copper busbar to form an insulating protective shell, so that the copper busbars in the power distribution cabinet are prevented from contacting each other when being installed and disassembled, thereby causing potential safety hazards. At the same time, a shielding plate is arranged at the wiring position, so that the connection between the terminal and the copper busbar can be closed to form an isolation, thereby preventing accidental injuries caused by workers touching the wiring position. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the installation of the shielding plate of the utility model;

[0017] Figure 3 This is a structural schematic diagram of the door-shaped plate of the utility model;

[0018] Figure 4 It is a cross-sectional view of the utility model;

[0019] Figure 5 It is a schematic structural diagram of the shielding plate of the utility model.

[0020] In the figure: 1, copper busbar; 2, door-shaped plate; 3, first installation port; 4, second installation port; 5, first wire entry hole; 6, second wire entry hole; 7, slide plate; 8, shielding plate; 9, first anti-skid groove; 10, first arc chamfer; 11, movable groove; 12, movable plate; 13, spring; 14, clamping plate; 111, movable port; 81, top plate; 82, second anti-skid groove; 83, second arc chamfer; 101, power connection hole; 141, third arc chamfer. DETAILED DESCRIPTION

[0021] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0022] like Figure 1-5As shown, a fixed isolation device for a copper bar of a power distribution cabinet comprises a copper bar 1 and a door-shaped plate 2, wherein the front end of the copper bar 1 is provided with a plurality of power connection holes 101, and the front and rear side walls of the vertical end of the door-shaped plate 2 are respectively provided with a plurality of first installation openings 3 and second installation openings 4 corresponding to the power connection holes 101, a first wire entry hole 5 is provided at the top of the second installation opening 4, a second wire entry hole 6 is provided at the bottom of the second installation opening 4, and both sides of the rear end of the second installation opening 4 are fixedly provided with slide groove plates 7, and a slide groove with an opening at the top is provided on the opposite side of the two slide groove plates 7, and a shielding plate 8 is slidably connected in the two opposite slide grooves, and the front and rear parts of the inner rear wall of the door-shaped plate 2 are both opened. A movable groove 11 is provided, and a movable opening 111 is opened at one end of the movable groove 11 close to the inner front wall of the door-shaped plate 2. A movable plate 12 is slidably connected in the movable groove 11, and a plurality of springs 13 are fixedly installed between the rear end of the movable plate 12 and the rear wall of the movable groove 11. A clamping plate 14 is fixedly installed at the front end of the movable plate 12, and the front end of the clamping plate 14 passes through the movable opening 111 and is opposite to the inner front wall of the door-shaped plate 2. The copper bar 1 is clamped between the inner front wall of the door-shaped plate 2 and the front end of the clamping plate 14. The elastic force of the spring 13 is used to clamp the copper bar 1 in the door-shaped plate 2, and the surface of the copper bar 1 is isolated and insulated, which can avoid accidental injury caused by accidental contact by the staff.

[0023] The bottom of the inner front wall and the inner rear wall of the vertical end of the door-shaped plate 2 are both provided with a first arc chamfer 10 to facilitate the copper busbar 1 to enter between the inner front wall and the inner rear wall of the vertical end of the door-shaped plate 2.

[0024] A third arc chamfer 141 is provided at the lower front end of the clamping plate 14 to facilitate the copper busbar 1 to smoothly enter between the clamping plate 14 and the inner front wall of the gate-shaped plate 2 .

[0025] A top plate 81 is fixedly mounted on the top of the shielding plate 8, so that the staff can grab the shielding plate 8 and plug it into the slide groove conveniently.

[0026] The left and right sides of the bottom of the shielding plate 8 are both provided with second arc chamfers 83, so as to facilitate the shielding plate 8 to be inserted into the slide slot from the opening at the top of the slide slot.

[0027] The rear end of the shielding plate 8 is provided with a second anti-slip groove 82 to increase the friction between the finger and the shielding plate 8. When the shielding plate 8 needs to be removed, it only needs to be pushed upward.

[0028] The front and rear end surfaces of the door-shaped plate 2 are both provided with first anti-slip grooves 9 to increase the friction between the surface of the door-shaped plate 2 and fingers, making it easier to grasp the entire door-shaped plate 2.

[0029] The gate-shaped plate 2, the shielding plate 8 and the clamping plate 14 are all made of insulating materials, which can protect and isolate the copper busbar 1 to form an insulating protective shell to prevent accidental injuries caused by accidental contact by staff.

[0030] The working principle of the utility model is as follows: when in use, the copper busbar 1 is clamped in the door-shaped plate 2, and the elastic force of the spring 13 is used to clamp the copper busbar 1, so as to protect and isolate the copper busbar 1 to form an insulating protective shell, so as to avoid the adjacent copper busbars 1 from contacting each other when installing and disassembling the copper busbars 1 in the distribution cabinet, thereby causing safety hazards. At the same time, the baffle plate 8 can close the connection between the terminal and the copper busbar 1 to form an isolation, so as to prevent accidental injuries caused by the staff touching the wiring point.

[0031] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. The fixed isolation device of the copper bar of the power distribution cabinet is characterized by: The invention comprises a copper busbar (1) and a door-shaped plate (2), wherein the front end of the copper busbar (1) is provided with a plurality of power connection holes (101), the front and rear side walls of the vertical end of the door-shaped plate (2) are respectively provided with a plurality of first installation openings (3) and second installation openings (4) corresponding to the power connection holes (101), the top of the second installation opening (4) is provided with a first wire entry hole (5), the bottom of the second installation opening (4) is provided with a second wire entry hole (6), both sides of the rear end of the second installation opening (4) are fixedly provided with slide groove plates (7), the two slide groove plates (7) are provided with slide grooves with openings on the tops on opposite sides, and shielding plates (8) are slidably connected to the two opposite slide grooves. Both the front and rear parts of the inner rear wall of the door-shaped plate (2) are provided with movable grooves (11); an end of the movable groove (11) close to the inner front wall of the door-shaped plate (2) is provided with a movable opening (111); a movable plate (12) is slidably connected in the movable groove (11); a plurality of springs (13) are fixedly installed between the rear end of the movable plate (12) and the rear wall of the movable groove (11); a clamping plate (14) is fixedly installed at the front end of the movable plate (12); the front end of the clamping plate (14) passes through the movable opening (111) and is opposite to the inner front wall of the door-shaped plate (2); and the copper bar (1) is clamped between the inner front wall of the door-shaped plate (2) and the front end of the clamping plate (14).

2. The fixed isolation device for the copper busbar of the power distribution cabinet according to claim 1 is characterized in that: The bottoms of the inner front wall and the inner rear wall of the vertical end of the door-shaped plate (2) are both provided with first arc chamfers (10).

3. The fixed isolation device for copper busbars of a power distribution cabinet according to claim 1 is characterized in that: A third arc chamfer (141) is provided at the lower front end of the clamping plate (14).

4. The fixed isolation device for copper busbars of a power distribution cabinet according to claim 1 is characterized in that: A top plate (81) is fixedly mounted on the top of the shielding plate (8).

5. The fixed isolation device for copper busbar of power distribution cabinet according to claim 1 is characterized in that: Second arc chamfers (83) are provided on both left and right sides of the bottom of the shielding plate (8).

6. The fixed isolation device for copper busbars of a power distribution cabinet according to claim 1 is characterized in that: A second anti-slip groove (82) is provided at the rear end of the shielding plate (8).

7. The fixed isolation device for copper busbars of a power distribution cabinet according to claim 1 is characterized in that: The front and rear end surfaces of the door-shaped plate (2) are both provided with first anti-slip grooves (9).

8. The fixed isolation device for copper busbars of a power distribution cabinet according to claim 1 is characterized in that: The door-shaped plate (2), the shielding plate (8) and the clamping plate (14) are all made of insulating materials.

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