CN220492611U - Wear-resistant electric power fitting - Google Patents

Abstract

The utility model discloses a wear-resistant electric power fitting. Wear-resistant power fitting comprising: the clamping mechanism is connected with a plurality of clamping mechanisms in series, the clamping mechanism comprises a shell and a clamping assembly, a bottom plate is arranged at the bottom of the shell, the clamping assembly is arranged at the upper end of the bottom plate, the clamping assembly comprises a clamping plate, the clamping plate is connected with the shell in a sliding mode, and two arc-shaped grooves are respectively formed in the corresponding positions of the bottom plate and the shell. Compared with the existing mode of installing two wires in the arc grooves, the wear-resistant electric power fitting can reduce the occurrence of lower connection strength of a connection section caused by insufficient surface contact of the two wires, namely, the reliability of the connection section is enhanced.

Description

Wear-resistant electric power fitting

Technical Field

The utility model relates to the technical field of electric power fittings, in particular to an abrasion-resistant electric power fitting.

Background

The electric power fitting is a metal accessory which is used for connecting and combining various devices in an electric power system and has the functions of transmitting mechanical load, electric load and certain protection, and can be divided into a suspension clamp, a strain clamp, a UT clamp, a connecting fitting, a splicing fitting, a protection fitting, an equipment clamp, a T-shaped clamp, a bus fitting, a stay wire fitting and the like according to the functions and structures; the method can be used as a line fitting and a power transformation fitting according to purposes.

Application number 202022593660.9 gives a wear-resistant electric power fitting, through rotating the threaded rod, make the fixture block move down, the bottom of fixture block extends to the outside of arc through two sets of extension holes, the arc groove on the fixture block bottom wall corresponds the wall and closely laminates with the lateral wall of electric wire in position, increase the area of contact between this electric power fitting and the electric wire, make this electric power fitting press from both sides the electric wire tighter, find this scheme through careful analysis and verification that there is the feasibility of further optimizing in the implementation process, when this scheme connects the electric wire, two electric wires of linkage segment are parallel, because the electric wire is circular, although the area of contact of electric wire and arc fixture block is great, the area of contact of two electric wire surfaces is less, two electric wires slide each other easily when the electric wire is drawn, lead to the whole joint strength of linkage segment to reduce.

Therefore, it is necessary to provide a wear-resistant electric power fitting to solve the above technical problems.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the wear-resistant electric power fitting which can improve the connection reliability of the electric wire connection section.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

wear-resistant power fitting comprising: the clamping mechanism is connected with a plurality of clamping mechanisms in series, the clamping mechanism comprises a shell and a clamping assembly, a bottom plate is arranged at the bottom of the shell, the clamping assembly is arranged at the upper end of the bottom plate, the clamping assembly comprises a clamping plate, the clamping plate is connected with the shell in a sliding mode, and two arc-shaped grooves are respectively formed in the corresponding positions of the bottom plate and the shell.

Preferably, the shell is provided with a guide groove, two sides of the clamping plate are provided with sliding blocks, and the sliding blocks can slide along the guide groove.

Preferably, the longitudinal section of the edge of the arc-shaped groove is arc-shaped.

Preferably, the through hole is seted up to splint upper end, the splint lower extreme is equipped with the gasket, the fixed locating lever that sets up in gasket upper end, the locating lever is installed in the through hole, gasket and locating lever are the rubber material.

Preferably, the upper end of the clamping plate is further provided with a bolt, and the bolt is in threaded connection with the clamping plate.

Preferably, the shell inboard is equipped with the connecting plate, the hole has been seted up to the connecting plate, run through the chain pole in the hole, chain pole one end is equipped with the spacing end, the chain pole other end sets up to the screw thread end, the screw thread pot head is equipped with the nut.

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

(1) The utility model can increase the contact area between the electric wire and the inner wall of the arc-shaped groove by arranging the arc-shaped groove, and compared with the existing mode of arranging the two electric wires in the arc-shaped groove, the utility model can reduce the occurrence of the condition of lower connection strength of the connecting section caused by insufficient contact between the surfaces of the two electric wires by arranging the two electric wires in the corresponding arc-shaped grooves respectively, namely, the reliability of the connecting section is enhanced;

(2) According to the utility model, the edge of the arc-shaped groove is arranged to be arc-shaped, compared with the existing right-angle edge, when the electric wire swings, the surface of the electric wire is not contacted with the edge of the arc-shaped groove under the condition that the electric wire swings in a small range, even if the surface of the electric wire is contacted with the arc-shaped groove when the electric wire is greatly moved, the contact area between the arc-shaped edge and the electric wire is larger, so that the possibility of cutting off the electric wire caused by stress concentration can be reduced;

(3) According to the utility model, the gasket is arranged at the lower end of the arc-shaped groove and can be suitable for wires with different specifications, the gasket is made of rubber, and compared with the connection mode between metals, the rubber is easier to deform in the compression process, so that the gasket is wrapped on the surface of the wire, the contact area between the rubber and the wire is larger, and the connection strength is enhanced;

(4) The utility model realizes the effect of connecting each clamping mechanism by arranging the chain rod, and the tension of the wire connecting section is borne by the chain rod and the wire together at the moment, namely, the chain rod bears part of the tension on the wire of the connecting section, thereby enhancing the connection reliability of the connecting section.

Drawings

Fig. 1 is a schematic structural diagram of a first view angle of a wear-resistant clamp mechanism provided by the utility model;

fig. 2 is a schematic structural diagram of a second view angle of the wear-resistant clamp mechanism according to the present utility model;

fig. 3 is a schematic structural view of the wear-resistant clamp assembly of the present utility model;

fig. 4 is a schematic structural diagram of the wear-resistant electric power fitting connecting mechanism provided by the utility model.

Wherein, the names corresponding to the reference numerals are: 100. a clamping mechanism; 101. a housing; 102. a clamping plate; 103. a bottom plate; 104. a guide groove; 105. a slide block; 106. a bolt; 107. a gasket; 108. a positioning rod; 109. a connecting plate; 110. a hole; 111. a through hole; 200. a connecting mechanism; 201. a chain bar; 202. a limiting end; 203. a threaded end.

Detailed Description

The utility model will be further illustrated by the following description and examples, which include but are not limited to the following examples.

As shown in fig. 1 to 4, the wear-resistant electric power fitting provided by the utility model comprises: the clamping mechanism 100 and the connecting mechanism 200 are connected in series, the connecting mechanism 200 connects a plurality of clamping mechanisms 100 in series, the clamping mechanism 100 is used for clamping and connecting two wires of a connecting section, and the connecting mechanism 200 is used for connecting the clamping mechanism 200 to share partial tensile force born by the wires and locally enhancing the strength of the connecting section.

First embodiment:

as shown in fig. 1-3, the clamping mechanism 100 includes a housing 101 and a clamping assembly, a bottom plate 103 is disposed at the bottom of the housing 101, the clamping assembly is mounted at the upper end of the bottom plate 103, the clamping assembly includes a clamping plate 102, the clamping plate 102 is slidably connected with the housing 101, an electric wire passes between the clamping plate 102 and the bottom plate 103, in the downward moving process of the clamping plate 102, the distance between the clamping plate 102 and the bottom plate 103 is reduced, finally, the electric wire is clamped between the clamping plate and the clamping plate, in order to improve the connection effect, two arc grooves are respectively disposed at corresponding positions of the bottom plate 103 and the housing 101, two electric wires of a connection section are respectively disposed in the arc grooves, the housing 101 is provided with a guide groove 104, two sides of the clamping plate 102 are provided with sliding blocks 105, the sliding blocks 105 can slide along the guide groove 104, bolts 106 are further disposed at the upper end of the clamping plate 102, and the bolts 106 are in threaded connection with the clamping plate 102, during use, the bolts 106 are driven to move down until the two electric wires are fixed in the arc grooves, in addition, a protruding pattern is also disposed on the inner wall of the arc grooves, so that the friction force generated when the electric wires are pulled by hand.

Through setting up even arc wall can realize increasing the area of contact of electric wire and arc inslot wall, compare with current mode with two electric wires all installing in the arc wall, can reduce the condition that leads to the joint strength of linkage segment lower to appear because of two electric wire surface contact inadequately through installing two electric wires respectively in the arc wall that corresponds respectively, strengthen the reliability of linkage segment promptly.

Second embodiment:

as shown in fig. 2, the longitudinal section of the edge of the arc-shaped groove is arc-shaped, after the electric wires are connected, the electric wires can swing in a small range under the influence of external wind power, and when the electric wires swing, the electric wires can be contacted with the arc-shaped edge surfaces of the arc-shaped groove.

By setting the edge of the arc-shaped groove to be arc-shaped, compared with the existing right-angle edge, when the electric wire swings, the surface of the electric wire and the edge of the arc-shaped groove are not contacted under the condition that the electric wire swings in a small range, even if the electric wire is contacted with the arc-shaped groove when being moved greatly, the contact area between the arc-shaped edge and the electric wire is larger, and the possibility that the phenomenon that the electric wire is cut off due to stress concentration occurs can be reduced.

Third embodiment:

as shown in fig. 3, the upper end of the clamping plate 102 is provided with a through hole 111, the lower end of the clamping plate 102 is provided with a gasket 107, the upper end of the gasket 107 is fixedly provided with a positioning rod 108, the positioning rod 108 is installed in the through hole 111 to temporarily fix the gasket 107, the gasket 107 and the positioning rod 108 are made of rubber, when in use, the diameter of some wires is relatively thin, the diameter is smaller than that of the arc-shaped groove, namely, the arc-shaped groove cannot stably clamp the wires, at this time, the gasket 107 is installed at the lower end of the arc-shaped groove according to actual construction requirements, and then the wires are installed according to the mode in the first embodiment.

Through the electric wire at the adaptable different specifications of arc wall lower extreme installation gasket 107, gasket 107 is rubber material, compares with the connected mode between the metal, and rubber is more yielding at the compression in-process to wrap up at the surface of electric wire, make the area of contact between rubber and the electric wire bigger, reinforcing joint strength.

Fourth embodiment:

as shown in fig. 4, a connecting plate 109 is provided on the inner side of the casing 101, a hole 110 is provided on the connecting plate 109, a chain rod 201 is penetrated in the hole 110, a limit end 202 is provided at one end of the chain rod 201, a threaded end 203 is provided at the other end of the chain rod 201, a nut is sleeved on the threaded end 203, and when the electric wire connector is used, the electric wire connector is clamped and fixed by more than two clamping mechanisms 100, and when the electric wire connector is used, the chain rod 201 passes through the hole 110 of each connecting mechanism 100, one end is connected by the limit end 202, and the other end is connected by the nut.

The effect of connecting each clamping mechanism 100 is achieved through the arrangement of the chain rod 201, and at the moment, the tension of the wire connecting section is borne by the chain rod 201 and the wire together, namely, the chain rod 201 bears part of the tension on the wire of the connecting section, so that the connection reliability of the connecting section is enhanced.

The above embodiment is only one of the preferred embodiments of the present utility model, and should not be used to limit the scope of the present utility model, but all the insubstantial modifications or color changes made in the main design concept and spirit of the present utility model are still consistent with the present utility model, and all the technical problems to be solved are included in the scope of the present utility model.

Claims (4)

1. A wear-resistant power fitting, comprising: clamping mechanism (100) and coupling mechanism (200), coupling mechanism (200) establish ties a plurality of clamping mechanism (100), clamping mechanism (100) are including shell (101) and clamping assembly, shell (101) bottom is equipped with bottom plate (103), clamping assembly installs in bottom plate (103) upper end, clamping assembly includes splint (102), splint (102) and shell (101) sliding connection, two arc grooves have been seted up respectively to bottom plate (103) and shell (101) corresponding position, shell (101) are equipped with guide slot (104), splint (102) both sides are equipped with slider (105), slider (105) can be followed guide slot (104) and slided, arc groove edge longitudinal section is the arc.

2. The wear-resistant electric power fitting according to claim 1, wherein the upper end of the clamping plate (102) is provided with a through hole (111), the lower end of the clamping plate (102) is provided with a gasket (107), the upper end of the gasket (107) is fixedly provided with a positioning rod (108), the positioning rod (108) is installed in the through hole (111), and the gasket (107) and the positioning rod (108) are made of rubber materials.

3. The wear-resistant electric power fitting according to claim 2, wherein the upper end of the clamping plate (102) is further provided with a bolt (106), and the bolt (106) is in threaded connection with the clamping plate (102).

4. The wear-resistant electric power fitting according to claim 1, wherein a connecting plate (109) is arranged on the inner side of the housing (101), a hole (110) is formed in the connecting plate (109), a chain rod (201) is penetrated in the hole (110), a limiting end (202) is arranged at one end of the chain rod (201), a threaded end (203) is arranged at the other end of the chain rod (201), and a nut is sleeved on the threaded end (203).