CN219599393U

CN219599393U - Copper bar locking auxiliary device

Info

Publication number: CN219599393U
Application number: CN202320117281.3U
Authority: CN
Inventors: 黄仕泓; 叶书荣; 陈承相
Original assignee: Quanzhou Power Supply Co of State Grid Fujian Electric Power Co Ltd; Quanzhou Economic and Technological Development Branch of Quanzhou Yixing Electric Power Engineering Construction Co Ltd
Current assignee: Quanzhou Power Supply Co of State Grid Fujian Electric Power Co Ltd; Quanzhou Economic and Technological Development Branch of Quanzhou Yixing Electric Power Engineering Construction Co Ltd
Priority date: 2023-01-13
Filing date: 2023-01-13
Publication date: 2023-08-29
Anticipated expiration: 2033-01-13

Abstract

The utility model relates to the technical field of electric power overhaul tools, in particular to a copper bar locking auxiliary device. The device includes backplate, anchor clamps, a plurality of constant head tanks have been seted up to the backplate, have the cell wall that is hexagon in the constant head tank, the position of each constant head tank corresponds with the perforation position on the copper bar, anchor clamps include back splint, front splint, depression bar, compress tightly head, spring, the front splint rotates between and is connected with the back splint, the front splint is connected to depression bar one end, and the other end extends to the front side at backplate middle part and is provided with compresses tightly the head, the spring is located between back splint and the front splint, and the spring has and drives to compress tightly head towards backplate direction extruded elasticity. The auxiliary device can position the screw heads of the bolts once through the positioning grooves on the back plate, solves the problems that the operation is inconvenient and the adjustment is needed for many times in the existing copper bar locking process, and improves the overhaul efficiency.

Description

Copper bar locking auxiliary device

Technical Field

The utility model relates to the technical field of electric power overhaul tools, in particular to a copper bar locking auxiliary device.

Background

The copper bar is a high-current conductive product, is suitable for electrical engineering of high-low voltage electrical appliances, switch contacts, power distribution equipment, bus ducts and the like, plays roles in conveying current and connecting electrical equipment in a circuit, and is used for connecting components with larger current on an electrical cabinet. The copper bars are generally locked and connected through bolts and nuts, the bolt heads positioned on the rear side surfaces of the copper bars are required to be positioned by one wrench in the copper bar locking process, the nuts positioned on the front side surfaces of the copper bars are required to be screwed by the other wrench, the copper bars are required to be stabilized in the early stage of the locking process, the operation is relatively troublesome, the wrenches for fixing the bolt heads are often not well placed due to limited space in the electrical cabinet, and multiple times of adjustment is required for screwing multiple groups of bolts, so that more time is required to be consumed for locking the copper bars in the equipment overhauling process.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides the copper bar locking auxiliary device for improving the overhaul efficiency.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a copper bar locking auxiliary device which characterized in that: including backplate, anchor clamps, a plurality of constant head tanks have been seted up on the backplate leading flank, have in the constant head tank be the cell wall of hexagon with bolt head adaptation, the position of each constant head tank corresponds with the fenestrate position on the copper bar, anchor clamps include back splint, front splint, depression bar, compress tightly head, spring, back splint and backplate fixed connection, the front splint is located back splint front side and is connected with the back splint interrotation, the front splint is connected to depression bar one end, and the other end extends to the front side at backplate middle part and is provided with compresses tightly the head, it extends towards the backplate direction to compress tightly the head, the spring is located between back splint and the front splint, and the spring has the elasticity that drives the compression head and extrudeed towards the backplate direction.

Further, the clamp further comprises a rotating shaft, the rear clamping plate is rotationally connected with the front clamping plate through the rotating shaft, the spring is a torsion spring, the torsion spring is sleeved on the rotating shaft, and two ends of the torsion spring respectively prop against the rear clamping plate and the front clamping plate.

Further, the rotating shaft is positioned at one end of the rear clamping plate, which is close to the backboard.

Further, one end of the pressing head, which faces the back plate, is provided with a rubber end part.

Further, the compression bar and the front clamping plate are obliquely arranged.

Further, a projection surface formed on the backboard by the pressure bar is not overlapped with the positioning groove.

Further, the positioning grooves are provided with four groups, the compression bars penetrate through intervals among the positioning grooves, and the compression head is positioned at the center position among the four groups of positioning grooves.

Further, the positioning groove comprises a round groove part and a hexagonal groove part, the round groove part is formed in the back of the front side of the back plate, the bottom surface of the hexagonal groove part is downwards formed in the round groove part, and the cross section of the round groove part is larger than that of the hexagonal groove part, so that the hexagonal groove part is positioned in the round groove part.

Further, the hexagonal groove part is tangentially arranged with the edge of the round groove part

Further, a magnetic attraction layer is arranged on the bottom surface of the hexagonal groove part.

As can be seen from the above description of the present utility model, compared with the prior art, the auxiliary device for locking copper bars provided by the present utility model has the advantages that the auxiliary device can position the screw heads of the bolts at one time through the positioning grooves on the back plate, thereby solving the problems of inconvenient operation and multiple adjustment in the existing copper bar locking process, and improving the maintenance efficiency; the constant head tank includes that circular slot portion can carry out preliminary location to the spiral shell head of bolt, only needs rotatory bolt can make spiral shell head embedding hexagon slot portion, further promotes and uses experience.

Drawings

Fig. 1 is a schematic structural view of a copper bar locking auxiliary device of the present utility model.

Fig. 2 is a sectional view showing a use state of the auxiliary device for locking copper bars according to the present utility model.

Fig. 3 is a perspective view showing a use state of the auxiliary device for locking copper bars.

Fig. 4 is an exploded view of fig. 3.

The correspondence identified in the figure is as follows: 1-backboard, 11-positioning groove, 111-round groove part, 112-hexagonal groove part, 113-magnetic attraction layer, 2-clamp, 21-back clamping plate, 22-front clamping plate, 23-rotating shaft, 24-compression bar, 25-compression head, 251-rubber end part and 26-spring.

Detailed Description

The utility model is further described below by means of specific embodiments.

Referring to fig. 1 to 4, a copper bar locking auxiliary device comprises a back plate 1 and a clamp 2.

The front side of the backboard 1 is provided with a plurality of positioning grooves 11, the positioning grooves 11 are internally provided with hexagonal groove walls which are matched with the heads of the bolts, the positions of the positioning grooves 11 correspond to the positions of the through holes in the copper bars, the clamp 2 comprises a rear clamping plate 21, a front clamping plate 22, a rotating shaft 23, a pressing rod 24, a pressing head 25 and a spring 26, the rear clamping plate 21 is fixedly connected with the backboard 1, the front clamping plate 22 is arranged on the front side of the rear clamping plate 21 and is rotationally connected with the rear clamping plate 21, the rear clamping plate 21 and the front clamping plate 22 are rotationally connected through a rotating shaft 23, the rotating shaft 23 is positioned at one end of the rear clamping plate 21 close to the backboard 1, one end of the pressing rod 24 is connected with the front clamping plate 22, the other end of the pressing rod extends to the front side of the middle of the backboard 1 and is provided with a pressing head 25, the pressing head 25 extends towards the direction of the backboard 1, the spring 26 is arranged between the rear clamping plate 21 and the front clamping plate 22, the spring 26 is provided with an elastic force which drives the pressing head 25 to press towards the direction of the backboard 1, the spring 26 is a torsion spring, the torsion spring is sleeved on the rear clamping plate 23, and the two ends of the torsion spring respectively prop against the rear clamping plate 21 and the front clamping plate 22. The one end that compresses tightly the head 25 towards backplate 1 is equipped with rubber tip 251, be the slope and arrange between depression bar 24 and the front clamping plate 22, the projection plane that depression bar 24 formed on backplate 1 does not overlap with constant head tank 11, constant head tank 11 is equipped with four groups, the depression bar 24 passes by the interval between the constant head tank 11, compresses tightly the central point that head 25 is in between four groups constant head tank 11. The positioning groove 11 comprises a circular groove portion 111 and a hexagonal groove portion 112, the circular groove portion 111 is formed by the front side surface of the back plate 1 in a backward mode, the bottom surface of the circular groove portion 111 is formed by the hexagonal groove portion 112 in a downward mode, the cross section of the circular groove portion 111 is larger than that of the hexagonal groove portion 112, the hexagonal groove portion 112 is located in the circular groove portion 111, and preferably the hexagonal groove portion 112 is arranged tangentially to the edge of the circular groove portion 111. The bottom surface of the hexagonal groove 112 is provided with a magnetic attraction layer 113. The backboard 1, the rear clamping plate 21 and the front clamping plate 22 are made of aluminum alloy materials.

The application method of the copper bar locking auxiliary device comprises the following steps:

in the process of locking the copper bars, arranging the perforation positions of the two groups of copper bars to correspond to each other, and taking four groups of bolts to penetrate through the perforation positions of the two groups of copper bars from back to front; the auxiliary device is taken, the front clamping plate 22 and the rear clamping plate 21 are pressed to open the clamp and clamp the clamp outside the two groups of copper bars, at the moment, the back plate 1 is positioned at the rear side of one copper bar, the screw heads of the four groups of bolts are positioned in the four positioning grooves 11, the screw heads are not necessarily accurately embedded into the hexagonal groove part 112, but are positioned in the circular groove part 111 due to the arrangement of the circular groove part 111, the screw heads can be correspondingly embedded into the hexagonal groove part 112 only by rotating the screw rods of the bolts, after the four groups of bolts are correspondingly embedded into the hexagonal groove part 112, the four groups of nuts are correspondingly screwed into the four bolts, an operator holds the auxiliary device by one hand, the other hand can be completed by locking the nuts through a spanner, frequent alignment is not needed during the process, the overhaul efficiency is improved, and the screw tightening action of the nuts can not be influenced due to the dislocation design of the compression bar 24 and the positioning groove 11, and the use experience is good. After the completion of the post-locking work, the auxiliary device can be taken out by pressing the front clamping plate 22 and the rear clamping plate 21 to open the clamp 2.

The foregoing is merely one specific embodiment of the present utility model, but the design concept of the present utility model is not limited thereto, and any insubstantial modification of the present utility model by using the concept shall belong to the behavior of infringement of the protection scope of the present utility model.

Claims

1. The utility model provides a copper bar locking auxiliary device which characterized in that: including backplate, anchor clamps, a plurality of constant head tanks have been seted up on the backplate leading flank, have in the constant head tank be the cell wall of hexagon with bolt head adaptation, the position of each constant head tank corresponds with the fenestrate position on the copper bar, anchor clamps include back splint, front splint, depression bar, compress tightly head, spring, back splint and backplate fixed connection, the front splint is located back splint front side and is connected with the back splint interrotation, the front splint is connected to depression bar one end, and the other end extends to the front side at backplate middle part and is provided with compresses tightly the head, it extends towards the backplate direction to compress tightly the head, the spring is located between back splint and the front splint, and the spring has the elasticity that drives the compression head and extrudeed towards the backplate direction.

2. The copper bar locking auxiliary device according to claim 1, wherein: the clamp further comprises a rotating shaft, the rear clamping plate is rotatably connected with the front clamping plate through the rotating shaft, the spring is a torsion spring, the torsion spring is sleeved on the rotating shaft, and two ends of the torsion spring respectively support against the rear clamping plate and the front clamping plate.

3. A copper bar locking aid as claimed in claim 2, wherein: the rotating shaft is positioned at one end of the rear clamping plate, which is close to the backboard.

4. The copper bar locking auxiliary device according to claim 1, wherein: one end of the pressing head, which faces the backboard, is provided with a rubber end part.

5. The copper bar locking auxiliary device according to claim 1, wherein: the compression bar and the front clamping plate are obliquely arranged.

6. The copper bar locking auxiliary device according to claim 1, wherein: the projection surface formed on the backboard by the pressure bar is not overlapped with the positioning groove.

7. The copper bar locking auxiliary device according to claim 6, wherein: the locating grooves are provided with four groups, the compression bars penetrate through the gaps among the locating grooves, and the compression head is positioned at the center position among the four groups of locating grooves.

8. The copper bar locking auxiliary device according to claim 1, wherein: the positioning groove comprises a round groove part and a hexagonal groove part, wherein the round groove part is formed in the back of the front side of the back plate, the bottom surface of the hexagonal groove part is downwards formed in the bottom surface of the round groove part, and the cross section of the round groove part is larger than that of the hexagonal groove part, so that the hexagonal groove part is positioned in the round groove part.

9. The copper bar locking auxiliary device according to claim 8, wherein: the hexagonal groove part and the edge of the round groove part are tangentially arranged.

10. The copper bar locking auxiliary device according to claim 8, wherein: the bottom surface of the hexagonal groove part is provided with a magnetic attraction layer.