CN213817083U

CN213817083U - Wedge-shaped wire clamp for electric power fitting

Info

Publication number: CN213817083U
Application number: CN202022656831.8U
Authority: CN
Inventors: 安永峰
Original assignee: Shanxi Changhong Electric Equipment Co ltd
Current assignee: Shanxi Changhong Electric Equipment Co ltd
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-07-27
Anticipated expiration: 2030-11-17

Abstract

The utility model discloses an electric power fitting wedge clamp, including device epitheca, spacing draw-in groove and third fastening bolt, the below of device epitheca is connected with the device inferior valve, the inlet has all been seted up to the bottom of device epitheca and the upper end of device inferior valve, the inside of device epitheca and device inferior valve is provided with presss from both sides tight piece, the surface that presss from both sides tight piece is provided with first locking tooth, it is provided with the wedge to press from both sides between the tight piece, the wedge is provided with second locking tooth with the place that presss from both sides tight piece department of meeting, and second locking tooth installs on the wedge, spacing draw-in groove has been seted up to the intermediate position of wedge, be provided with third fastening bolt between device epitheca and the device inferior valve. This electric power fitting wedge fastener is provided with clamp plate and wedge type piece, is connected wedge type piece and cable box after, pushes the wedge type piece into the clamp plate, makes second locking tooth and first locking tooth interlock mutually, makes the wedge type piece can not take place the displacement in long-time use, makes the cable drop.

Description

Wedge-shaped wire clamp for electric power fitting

Technical Field

The utility model relates to a wedge fastener technical field specifically is an electric power fitting wedge fastener.

Background

The fastener can fix iron system or aluminium system metal accessories on the wire, and most need bear great pulling force in service, and some still guarantee simultaneously that electrical aspect contacts well, and the fastener mainly divide into: the wedge-shaped wire clamp is a non-bearing connecting hardware fitting used for a power distribution system, and is used for connecting aluminum stranded wires or steel cores or aluminum stranded wires, connecting the aluminum stranded wires and copper stranded wires and connecting the copper stranded wires in a non-serious pollution area.

The wedge clamp applied to the electric power field on the market at present is clamping the electric wire, and after finishing being connected with the insulator, after long-time use again, the wedge that presss from both sides tight electric wire can produce not hard up, thereby leads to the insulator department that is connected with the wedge clamp to bear the gravity of cable, probably leads to the condition that the insulator breaks apart, so we have proposed an electric power fitting wedge clamp, so that solve the problem of proposing in the aforesaid.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric power fitting wedge clamp to solve the wedge clamp that is applied to the electric power field on the market at present that above-mentioned background art provided and press from both sides tightly the electric wire, and after finishing being connected with the insulator, after long-time use again, the wedge that presss from both sides tight electric wire can produce not hard up, thereby leads to the insulator department that is connected with the wedge clamp to bear the gravity of cable, probably leads to the problem of the condition that the insulator collapses absolutely.

In order to achieve the above object, the utility model provides a following technical scheme: an electric power fitting wedge-shaped wire clamp comprises a device upper shell, a limiting clamping groove and a third fastening bolt, wherein a device lower shell is connected below the device upper shell, a wire inlet is formed in the bottom end of the device upper shell and the upper end of the device lower shell, a fixed base is arranged on the upper surface of the device upper shell and the lower surface of the device lower shell, a rotating shaft is connected inside the fixed base, a connecting plate is arranged at the other end of the rotating shaft, a first fastening bolt is mounted at the tail end of the connecting plate, a sliding groove is formed in the upper surface of the device upper shell and the lower surface of the device lower shell, a gasket is arranged on the outer side of the sliding groove, the gasket is connected with a second fastening bolt, the second fastening bolt is arranged inside the sliding groove, clamping blocks are arranged inside the device upper shell and the device lower shell, first locking teeth are arranged on the surfaces of the clamping blocks, and wedge-shaped blocks are arranged between the clamping blocks, the wedge is provided with second locking tooth with the place that presss from both sides tight piece department of meeting, and second locking tooth installs on the wedge, spacing draw-in groove has been seted up to the intermediate position of wedge, be provided with third fastening bolt between device epitheca and the device inferior valve.

Preferably, all fixed connection is between unable adjustment base and device epitheca, device inferior valve, the connecting plate constitutes revolution mechanic in unable adjustment base's inside through the rotation axis, and is fixed connection between connecting plate and the rotation axis.

Preferably, 4 are seted up to the spout, and spout evenly distributed is at the upper surface of device epitheca and the lower surface of device inferior valve, the length of spout is less than the length of device epitheca, the diameter of gasket is greater than the width of spout, second fastening bolt constitutes sliding structure in the spout inside.

Preferably, the clamping blocks are in a triangular shape with a narrow front end and a high rear end, the clamping blocks are symmetrically arranged on the inner surfaces of the upper device shell and the lower device shell, the clamping blocks are fixedly connected with the upper device shell and the lower device shell, and the sliding grooves penetrate through the clamping blocks.

Preferably, the first locking teeth are uniformly distributed on the surface of the clamping block, the first locking teeth are rectangular, the first locking teeth are obliquely arranged, an angle of 30 degrees is formed between the first locking teeth and the surface of the clamping block, sliding grooves are formed between the first locking teeth, and the first locking teeth are made of hard rubber.

Preferably, the second locking teeth are uniformly distributed on the outer side surface of the wedge block, the second locking teeth are in meshed connection with the first locking teeth, and the inclined angle of the surface of the wedge block is equal to that of the surface of the clamping block.

Compared with the prior art, the beneficial effects of the utility model are that: this electric power fitting wedge fastener:

(1) the wedge-shaped block is pushed into the clamping block after being connected with the cable box, so that the second locking teeth are meshed with the first locking teeth, the wedge-shaped block cannot be displaced in long-time use, and the cable falls off;

(2) the wedge-shaped block is provided with a sliding groove, a gasket and a second fastening bolt are arranged on the sliding groove, the position of the second fastening bolt is fixed at the tail end of the wedge-shaped block after the position of the wedge-shaped block is fixed, and the position of the wedge-shaped block cannot move backwards.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic view of the main sectional structure of the present invention;

FIG. 3 is a schematic side view of the present invention;

FIG. 4 is a schematic top view of the clamping block of the present invention;

fig. 5 is a schematic structural diagram of a portion a in fig. 2 according to the present invention.

In the figure: 1. an upper device shell; 2. a device lower case; 3. a wire inlet; 4. a fixed base; 5. a rotating shaft; 6. a connecting plate; 7. a first fastening bolt; 8. a chute; 9. a gasket; 10. a second fastening bolt; 11. A clamping block; 12. a first locking tooth; 13. a wedge block; 14. a second locking tooth; 15. a limiting clamping groove; 16. and a third fastening bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, 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.

Referring to fig. 1-5, the present invention provides a technical solution: an electric power fitting wedge-shaped wire clamp comprises an upper device shell 1, a lower device shell 2, a wire inlet 3, a fixed base 4, a rotating shaft 5, a connecting plate 6, a first fastening bolt 7, a sliding groove 8, a gasket 9, a second fastening bolt 10, a clamping block 11, a first locking tooth 12, a wedge-shaped block 13, a second locking tooth 14, a limiting clamping groove 15 and a third fastening bolt 16, wherein the lower device shell 2 is connected below the upper device shell 1, the wire inlet 3 is formed in the bottom end of the upper device shell 1 and the upper end of the lower device shell 2, the fixed base 4 is arranged on the upper surface of the upper device shell 1 and the lower surface of the lower device shell 2, the rotating shaft 5 is connected inside the fixed base 4, the connecting plate 6 is arranged at the other end of the rotating shaft 5, the first fastening bolt 7 is arranged at the tail end of the connecting plate 6, the sliding groove 8 is formed in the upper surface of the upper, the outside of spout 8 is provided with gasket 9, gasket 9 is connected with second fastening bolt 10, and second fastening bolt 10 sets up the inside at spout 8, the inside of device epitheca 1 and device inferior valve 2 is provided with presss from both sides tight piece 11, the surface that presss from both sides tight piece 11 is provided with first locking tooth 12, it is provided with wedge 13 to press from both sides between the tight piece 11, wedge 13 and the place that presss from both sides tight piece 11 department of meeting are provided with second locking tooth 14, and second locking tooth 14 installs on wedge 13, spacing draw-in groove 15 has been seted up to the intermediate position of wedge 13, be provided with third fastening bolt 16 between device epitheca 1 and the device inferior valve 2.

The fixed base 4 is fixedly connected with the device upper shell 1 and the device lower shell 2, the connecting plate 6 forms a rotating structure in the fixed base 4 through the rotating shaft 5, and the connecting plate 6 is fixedly connected with the rotating shaft 5, so that the connecting plate 6 can rotate.

4 have been seted up to spout 8, and spout 8 evenly distributed is at the upper surface of device epitheca 1 and the lower surface of device inferior valve 2, and the length of spout 8 is less than the length of device epitheca 1, and the diameter of gasket 9 is greater than the width of spout 8, and second fastening bolt 10 constitutes sliding construction in spout 8 is inside, makes second fastening bolt 10 can follow wedge 13 and remove.

The clamping blocks 11 are in a triangular shape with a narrow front end and a high rear end, the clamping blocks 11 are symmetrically arranged on the inner surfaces of the device upper shell 1 and the device lower shell 2, the clamping blocks 11 are fixedly connected with the device upper shell 1 and the device lower shell 2, and the sliding grooves 8 penetrate through the clamping blocks 11, so that the clamping blocks 11 extrude the wedge-shaped blocks 13.

First locking tooth 12 evenly distributed is on pressing from both sides the surface of tight piece 11, and the shape of first locking tooth 12 is the rectangle, and first locking tooth 12 slope sets up, and first locking tooth 12 constitutes 30 jiaos with pressing from both sides the surface of tight piece 11, has seted up spout 8 between the first locking tooth 12, and the hard rubber is chooseed for use to the material of first locking tooth 12, makes and presss from both sides tight piece 11 and wedge 13 between can not take place the displacement.

The second locking teeth 14 are uniformly distributed on the outer side surface of the wedge-shaped block 13, the second locking teeth 14 are in meshed connection with the first locking teeth 12, and the inclined angle of the surface of the wedge-shaped block 13 is equal to that of the surface of the clamping block 11.

The working principle is as follows: when the wedge-shaped wire clamp for the electric power fittings is used, firstly, parts required by the device are assembled, an upper wedge block 13 and a lower wedge block 13 are firstly sleeved on a cable, then an upper device shell 1 and a lower device shell 2 are sleeved on the outer sides of the wedge blocks 13, a clamping block 11 inside the upper device shell 1 and the lower device shell 2 is attached to the surfaces of the wedge blocks 13, then the upper device shell 1 and the lower device shell 2 are moved, the inner wedge blocks 13 move towards the left side, second locking teeth 14 on the surfaces of the wedge blocks 13 extrude first locking teeth 12 on the surfaces of the clamping blocks 11, and after the wedge blocks 13 are fixed in position, the first locking teeth 12 and the second locking teeth 14 form an engaged state, so that the wedge blocks 13 cannot move towards the right side.

Then, the second fastening bolt 10 and the gasket 9 are moved to the surface of the end of the wedge-shaped block 13 through the sliding groove 8, then the second fastening bolt 10 is fixed to ensure that the wedge-shaped block 13 does not displace, finally, the device upper shell 1 and the device lower shell 2 are fixed through the third fastening bolt 16, and the connecting plate 6 is connected with other devices through the first fastening bolt 7, which is the working process of the device, and the contents which are not described in detail in this specification, such as the wire inlet 3 and the third fastening bolt 16, belong to the prior art which is well known to those skilled in the art.

Although the present invention 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 or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an electric power fitting wedge clamp, includes device epitheca (1), second locking tooth (14), spacing draw-in groove (15) and third fastening bolt (16), its characterized in that: the device is characterized in that a device lower shell (2) is connected below the device upper shell (1), the bottom end of the device upper shell (1) and the upper end of the device lower shell (2) are respectively provided with a wire inlet (3), the upper surface of the device upper shell (1) and the lower surface of the device lower shell (2) are respectively provided with a fixed base (4), the inner part of the fixed base (4) is connected with a rotating shaft (5), the other end of the rotating shaft (5) is provided with a connecting plate (6), the tail end of the connecting plate (6) is provided with a first fastening bolt (7), the upper surface of the device upper shell (1) and the lower surface of the device lower shell (2) are respectively provided with a sliding chute (8), the outer side of the sliding chute (8) is provided with a gasket (9), the gasket (9) is connected with a second fastening bolt (10), and the second fastening bolt (10) is arranged inside the sliding chute (8), the device epitheca (1) and the inside of device inferior valve (2) are provided with and press from both sides tight piece (11), the surface that presss from both sides tight piece (11) is provided with first locking tooth (12), it is provided with wedge (13) to press from both sides between tight piece (11), wedge (13) and the place that presss from both sides tight piece (11) department of meeting are provided with second locking tooth (14), and second locking tooth (14) install on wedge (13), spacing draw-in groove (15) have been seted up to the intermediate position of wedge (13), be provided with third fastening bolt (16) between device epitheca (1) and device inferior valve (2).

2. The wedge clamp for electric power fittings of claim 1, wherein: be fixed connection between unable adjustment base (4) and device epitheca (1), device inferior valve (2), connecting plate (6) constitute revolution mechanic in unable adjustment base (4) inside through rotation axis (5), and be fixed connection between connecting plate (6) and rotation axis (5).

3. The wedge clamp for electric power fittings of claim 1, wherein: 4 have been seted up in spout (8), and spout (8) evenly distributed is at the upper surface of device epitheca (1) and the lower surface of device inferior valve (2), the length of spout (8) is less than the length of device epitheca (1), the diameter of gasket (9) is greater than the width of spout (8), second fastening bolt (10) constitute sliding construction in spout (8) inside.

4. The wedge clamp for electric power fittings of claim 1, wherein: the clamping blocks (11) are in a triangular shape with a narrow front end and a high rear end, the clamping blocks (11) are symmetrically arranged on the inner surfaces of the device upper shell (1) and the device lower shell (2), the clamping blocks (11) are fixedly connected with the device upper shell (1) and the device lower shell (2), and the sliding grooves (8) penetrate through the clamping blocks (11).

5. The wedge clamp for electric power fittings of claim 1, wherein: first locking tooth (12) evenly distributed is on the surface of pressing from both sides tight piece (11), the shape of first locking tooth (12) is the rectangle, first locking tooth (12) slope sets up, and first locking tooth (12) and the surface of pressing from both sides tight piece (11) constitute 30 jiaos, spout (8) have been seted up between first locking tooth (12), hard rubber is selected for use to the material of first locking tooth (12).

6. The wedge clamp for electric power fittings of claim 1, wherein: the second locking tooth (14) evenly distributed is on the outside surface of wedge (13), be the interlock connection between second locking tooth (14) and first locking tooth (12), the inclination on wedge (13) surface equals with the inclination on clamp splice (11) surface.