CN210156575U

CN210156575U - Telescopic wiring clamp

Info

Publication number: CN210156575U
Application number: CN201921573494.7U
Authority: CN
Inventors: 李伟波; 周道深; 袁锐华; 周效辉; 赵光宇
Original assignee: Guangdong Power Grid Co Ltd; Dongguan Power Supply Bureau of Guangdong Power Grid Co Ltd
Current assignee: Guangdong Power Grid Co Ltd; Dongguan Power Supply Bureau of Guangdong Power Grid Co Ltd
Priority date: 2019-09-20
Filing date: 2019-09-20
Publication date: 2020-03-17
Anticipated expiration: 2029-09-20

Abstract

The embodiment of the utility model discloses a telescopic jointing clamp, which comprises a telescopic rod, wherein the output end of the telescopic rod is connected with a grounding clamp, the grounding clamp comprises a clamp rod connected with the telescopic rod, one end of the wire clamping rod, which is close to the telescopic rod, is provided with a fixed clamping plate, one end of the wire clamping rod, which is far away from the telescopic rod, is provided with a sliding shaft integrated with the clamp rod, a limiting ring is arranged at the joint of the sliding shaft and the clamp rod, the sliding shaft is sleeved with a movable clamping plate, a sliding shaft between the movable clamping plate and the limiting ring is sleeved with a reset spring, the end of the sliding shaft, which is close to the movable clamping plate, is provided with a compression structure, the compression structure arranged on the sliding shaft drives the movable clamping plate to move along the sliding shaft, thereby clamping a cable arranged between the fixed clamping plate and the movable clamping plate, convenient operation has improved the stability of being connected of jointing clamp and cable conductor.

Description

Telescopic wiring clamp

Technical Field

The utility model relates to a power maintenance technical field especially relates to a flexible wiring pincers.

Background

With the continuous improvement of quality of life, high-power electrical apparatus is constantly introduced into every family, and every time the power consumption peak period, the power supply high-voltage line all bears high-strength load, and under the impact of continuous load, high-voltage line goes wrong easily, when electric power maintainer overhauls high-voltage line, for personal safety, use ground clamp to overhaul usually. Grounding of equipment or lines in a power system is one of the main methods for improving the safety performance of the power system, and can effectively avoid current on the power-off lines or equipment. The equipment or line grounding is mainly used for introducing current which accidentally occurs on the equipment or line into the underground so as to avoid electric shock of related personnel.

The grounding clamp used in the prior art usually adopts a hook mode to hang the clamp head of the grounding clamp on a high-voltage wire, and the grounding clamp can be conveyed to the high altitude through a telescopic rod, so that the operation is convenient. But because the mode of using the couple between prior art's ground connection pincers keep silent and the high tension line is connected, not only appear easily that the connection between ground connection pincers and the high tension line is unstable, the phenomenon of contact failure appears, there is very big potential safety hazard to maintainer's life safety, and the ground cable of current ground connection pincers exposes outside usually, in the use, after this ground connection pincers is connected with the high tension line, the swing appears easily between this ground cable and this ground connection pincers's vaulting pole, long-time swing makes this ground cable drop from this ground connection pincers easily, influence the normal use of this ground connection pincers, and then influence the normal clear of electric power maintenance.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model discloses flexible wiring pincers, the compact structure through stirring the epaxial setting of slide drives movable clamp plate and removes along the slide shaft to set up the cable centre gripping between solid fixed splint and movable clamp plate, convenient operation has improved the stability of being connected of wiring pincers and cable conductor, avoids taking place contact failure's problem, leads to appearing contact phenomenon easily because the earth connection of couple formula is unstable with cable conductor connection among the solution prior art, causes the problem of threat to maintainer's life safety.

The embodiment of the utility model provides a flexible wiring pincers, including the telescopic link, be located the output of telescopic link is connected with the earth clamp, the earth clamp includes the fastener pole that is connected with the telescopic link be close to on the fastener pole the one end of telescopic link is provided with solid fixed splint keep away from on the fastener pole the one end of telescopic link be provided with fastener pole integrated into one piece's sliding shaft is located the sliding shaft with the junction of fastener pole is provided with the spacing ring, the cover is equipped with movable clamp plate on the sliding shaft, is located movable clamp plate with the cover is equipped with reset spring on the sliding shaft between the spacing ring, is located the end of sliding shaft is close to the compression structure is installed to movable clamp plate.

The embodiment of the utility model provides a characterized in that still, compact structure installs for rotating the epaxial cam spanner of slip.

The utility model discloses the characteristic still lies in be close to on the wire holder pole the solid fixed splint are provided with the inlay groove, the inlay groove is the arc structure, ground wire has been placed in the inlay groove, it has a plurality of bolts of screwing up to close soon on the inlay groove, be provided with the pinch-off blades on screwing up the bolt.

The utility model discloses the characteristic still lies in be provided with the constant head tank on the solid fixed splint, be provided with magnetism in the constant head tank and inhale, be provided with on the movable splint with the corresponding locating piece of constant head tank, be provided with magnet on the locating piece.

The embodiment of the utility model provides a characterized in that still, the telescopic link includes the member that a plurality of nested formulas are connected, and interconnect two the tip threaded connection of member.

According to the technical solution provided by the utility model, the embodiment of the utility model has the following advantage:

(1) the utility model drives the movable clamping plate to move along the sliding shaft by stirring the compression structure arranged on the sliding shaft, thereby clamping the cable arranged between the fixed clamping plate and the movable clamping plate, not only having convenient operation, but also effectively improving the connection stability of the jointing clamp and the cable conductor compared with the hook type jointing clamp in the prior art, and avoiding the problem of poor contact;

(2) the utility model discloses a be provided with the caulking groove that is used for placing the ground wire on the wire clamp pole, be fixed in the ground wire between solid fixed splint and the movable clamp plate through the caulking groove, make cable and earth connection direct contact, not only can improve the stability of wiring, avoid taking place contact failure's problem, can reduce moreover through the caulking groove and rock the problem that causes the earth connection to drop between earth connection and the fastener, guaranteed the zonulae occludens of earth connection and fastener.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;

in the figure:

1-a telescopic rod; 2-a wire clamping bar; 3-fixing the splint; 4-a sliding shaft; 5-a limit ring; 6-movable splint; 7-a return spring; 8-a compression structure; 9-embedding grooves; 10-tightening the bolt; 11-a clamping plate; 12-positioning grooves; 13-magnetic attraction; 14-positioning blocks; 15-magnet.

Detailed Description

In order to make the technical field better understand the solution of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings and the detailed description. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1, the utility model provides a flexible jointing clamp, including telescopic link 1, the utility model discloses a telescopic link 1 is the telescopic link structure of traditional suit formula, including a plurality of members, the tip of adjacent member passes through the thread engagement and connects, has effectively improved the toughness of telescopic link 1, and the convenience is operated at the high altitude, guarantees that the earth clamp who is connected with telescopic link 1 can not glide.

The output end of the telescopic rod 1 is connected with a grounding wire clamp, the grounding wire clamp of the utility model comprises a wire clamp rod 2 connected with the telescopic rod 1, one end of the wire clamp rod 2 close to the telescopic rod 1 is provided with a fixed clamp plate 3, one end of the wire clamp rod 2 far away from the telescopic rod 1 is provided with a sliding shaft 4 integrated with the wire clamp rod 2, the sliding shaft 4 is sheathed with a movable clamp plate 6, the end of the sliding shaft 4 close to the movable clamp plate 6 is provided with a pressing structure 8, the grounding wire is clamped to the cable through the telescopic rod 1, the cable is placed between the movable clamp plate 6 and the fixed clamp plate 3 by moving the telescopic rod 1, then the copper drum pressing structure 8 pushes the movable clamp plate 6 to move towards the direction close to the fixed clamp plate 3, thereby clamping the cable between the movable clamp plate 6 and the fixed clamp plate 3, compared with the hook type grounding clamp of the prior art, the grounding clamp of the, thereby avoid taking place fastener and the problem of cable contact failure, ensured maintainer's safety.

The junction that is located sliding shaft 4 and fastener pole 2 is provided with spacing ring 5, the cover is equipped with movable clamp plate 6 on sliding shaft 4, the cover is equipped with reset spring 7 on sliding shaft 4 that is located between movable clamp plate 6 and the spacing ring 5, when taking off the binding clip from the cable, at first not hard up compact structure 8, then drive movable clamp plate 6 under reset spring 7's the effect and remove to the direction of keeping away from solid fixed splint 3, open movable clamp plate 6 and solid fixed splint 3, make things convenient for the cable to take out.

The utility model can be a traditional nut installed on the sliding shaft 4, the structure principle is the same as the structure principle of the prior art that the jointing clamp is driven to clamp by the rotation of the screw rod, the movable clamping plate 6 is driven to move by the rotation of the screw rod, the position of the movable clamping plate 6 can be ensured to be stable, but the high-altitude operation is inconvenient, therefore, the pressing structure 8 provided by the utility model is a cam wrench installed on the sliding shaft 4 in a rotating way, the cam wrench of the utility model can be connected with a traction rod piece, after the cable is placed between the movable clamping plate 6 and the fixed clamping plate 3, the movable clamping plate 6 is pushed to move by pulling the traction rod piece downwards, thereby achieving the purpose of clamping the cable, when the jointing clamp is taken off from the cable, the release of the movable clamping plate 6 and the fixed clamping plate 3 can be realized by pushing the traction rod upwards, thereby the cable is taken out, and the movable clamping plate 6 is pushed towards the direction far away, not only makes the removal of cam spanner more laborsaving, conveniently takes out the cable moreover between movable clamp plate 6 and the fixed clamp plate 3.

The utility model discloses a be close to solid fixed splint 3 on fastener pole 2 and be provided with embedded groove 9, be used for placing the ground wire in embedded groove 9, and place the ground wire in embedded groove 9 and fix through closing a plurality of tightening bolts 10 that set up in embedded groove 9 soon, be provided with clamp plate 11 on tightening bolt 10 to the stability that ground wire and fastener are connected has been improved.

Furthermore, the utility model discloses an inlay groove 9 and extend to in the centre gripping clearance between movable splint 6 and the solid fixed splint 3, and inlay groove 9 and be the arc structure, not only conveniently place the ground wire in inlay groove 9, can reduce moreover through inlay groove 9 and rock the problem that causes the ground wire to drop between earth connection and the fastener, the ground wire that sets up in the centre gripping clearance has effectively improved the stability of ground wire with the cable contact, avoids taking place contact failure's problem, has ensured maintainer's safety.

The utility model discloses a be provided with constant head tank 12 on the solid fixed splint 3, be provided with magnetism 13 of inhaling in the constant head tank 12, be provided with on the activity splint 6 with the corresponding locating piece 14 of constant head tank 12, be provided with magnet 15 on the locating piece 14, through locating piece 14 on the activity splint 6 with the cable position injectd with the centre gripping clearance between activity splint 6 and the solid fixed splint 3 in to inhale 13 and the magnet 15 on the locating piece 14 through the magnetism that sets up in constant head tank 12 and effectively improved solid fixed splint 3 and activity splint 6's stability of being connected.

The above is to the utility model provides a flexible wiring pincers introduce in detail, to the general technical personnel in this field, according to the utility model discloses the thought of embodiment all has the change part on concrete implementation and application scope, to sum up, this description content should not be understood as right the utility model discloses a restriction.

Claims

1. A telescopic jointing clamp comprises a telescopic rod (1) and is characterized in that the output end of the telescopic rod (1) is connected with a grounding wire clamp, the ground wire clamp comprises a wire clamp rod (2) connected with a telescopic rod (1), a fixed clamping plate (3) is arranged at one end of the wire clamping rod (2) close to the telescopic rod (1), a sliding shaft (4) which is integrally formed with the wire clamping rod (2) is arranged at one end of the wire clamping rod (2) far away from the telescopic rod (1), a limiting ring (5) is arranged at the joint of the sliding shaft (4) and the wire clamping rod (2), the sliding shaft (4) is sleeved with a movable clamping plate (6), the sliding shaft (4) between the movable clamping plate (6) and the limiting ring (5) is sleeved with a return spring (7), and the tail end of the sliding shaft (4) close to the movable clamping plate (6) is provided with a compression structure (8).

2. A telescopic pliers as claimed in claim 1, wherein the hold-down structure (8) is a cam wrench rotatably mounted on the sliding shaft (4).

3. A telescopic wire connecting clamp according to claim 1, characterized in that an embedded groove (9) is arranged on the wire clamping rod (2) near the fixed clamping plate (3), the embedded groove (9) is of an arc structure, a ground wire is placed in the embedded groove (9), a plurality of tightening bolts (10) are screwed on the embedded groove (9), and a clamping plate (11) is arranged on the tightening bolts (10).

4. A telescopic wire connecting clamp according to claim 1, characterized in that a positioning groove (12) is provided on the fixed clamping plate (3), a magnetic attraction (13) is provided in the positioning groove (12), a positioning block (14) corresponding to the positioning groove (12) is provided on the movable clamping plate (6), and a magnet (15) is provided on the positioning block (14).

5. A telescopic wire pliers according to claim 1, characterized in that the telescopic rod (1) comprises several bars connected in a nested manner, and the ends of two bars connected to each other are screwed.