CN212676848U

CN212676848U - Overhead insulating wedge-shaped strain clamp

Info

Publication number: CN212676848U
Application number: CN202021292661.3U
Authority: CN
Inventors: 周材力
Original assignee: Zhejiang Dahongmen Power Equipment Co ltd
Current assignee: Zhejiang Dahongmen Power Equipment Co ltd
Priority date: 2020-07-06
Filing date: 2020-07-06
Publication date: 2021-03-09
Anticipated expiration: 2030-07-06

Abstract

The utility model discloses an overhead insulation wedge strain clamp, which comprises a clamp body, wherein a wedge-shaped groove is arranged at the center of the top of the clamp body, the inner block of the wedge-shaped groove is provided with a core body, the core body consists of a left half core body and a right half core body, one side of the left half core body and one side of the right half core body are clamped and connected with the top of the two ends of the left half core body and the middle of the two ends of the right half core body, the middle of the two ends of the left half core body and the top of the two ends of the right half core body are respectively provided with a limiting groove, and the top of the core body is provided with a wire clamping hole. Has higher use value and is worth popularizing and using.

Description

Overhead insulating wedge-shaped strain clamp

Technical Field

The utility model relates to a fastener, in particular to built on stilts insulating wedge strain clamp belongs to power transmission technical field.

Background

The strain clamp is a hardware tool used for fixing a wire to bear the tension of the wire and hanging the wire on a strain insulator-string set or a tower, and can be roughly divided into two types according to different structures and installation conditions. One type of strain clamp is required to bear all the tensile force of a conducting wire or a lightning conductor, and the other type of strain clamp is required to bear all the tensile force of the conducting wire or the lightning conductor and also serves as an electric conductor.

The existing strain clamp is unstable in clamping a wire, the clamping wire is frequently loosened easily due to the action of wind force outdoors, the wire is installed by threads, and the installation and the carrying are inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing built on stilts insulating wedge strain clamp to the wire centre gripping unstability that proposes among the solution above-mentioned background art appears becoming flexible easily and installs and carry inconvenient problem.

In order to achieve the above object, the utility model provides a following technical scheme: an overhead insulating wedge-shaped strain clamp comprises a clamp body, wherein a wedge-shaped groove is formed in the center of the top of the clamp body, the interior of the wedge-shaped groove is clamped with a core body, the core body consists of a left half core body and a right half core body, one side of the left half core body and one side of the right half core body are connected in a clamping way, the top parts of the two ends of the left half core body and the middle parts of the two ends of the right half core body are both fixedly provided with limiting blocks, the middle parts of the two ends of the left half core body and the top parts of the two ends of the right half core body are both provided with limiting grooves, the top part of the core body is provided with wire clamping holes, the inside of the wire clamping hole is clamped and connected with a wire, two ends of the top of the clamp body are respectively in threaded connection with two ends of the inverted U-shaped hanging body through double nuts, clamping plates are fixedly arranged on two sides of one end of the clamp body, one side of one of the clamping plates is fixedly connected with one side of the other clamping plate through a bolt.

As a preferred technical scheme of the utility model, the inboard in wedge groove and the outside of core are all fixed and are provided with the meshing line, and two meshing lines correspond the setting.

As an optimal technical scheme of the utility model, four the stopper corresponds the setting with four spacing grooves respectively.

As an optimal technical scheme of the utility model, two the junction of two nuts and clamp body is all fixed and is provided with locking gasket.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses built on stilts insulating wedge strain clamp corresponds between this strain clamp's the clamp and the core and has set up the meshing line, increases frictional force, and after the core is locked, can effectually prevent mutual slip between core and the clamp, the core physical stamina plays insulation protection's effect to the wire, prevents that the electric wire from wearing and tearing, carries simple to operate, and the oxidation resistance is strong, has higher use value, is worth using widely.

Drawings

Fig. 1 is a schematic front view of the cross-sectional structure of the present invention;

fig. 2 is a schematic structural view of the core body of the present invention;

fig. 3 is a schematic top view of the present invention;

fig. 4 is a schematic structural diagram of the local part a of the present invention.

In the figure: 1. a clip body; 2. an inverted U-shaped hanger; 3. a left half core; 4. a wire; 5. a right half core body; 6. Meshing lines; 7. a lock washer; 8. double nuts; 9. a limiting block; 10. a limiting groove; 11. a wire clamping hole; 12. a clamping plate; 13. and (4) bolts.

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. 1-4, the utility model provides an overhead insulation wedge strain clamp, which comprises a clamp body 1, a wedge groove is arranged at the center of the top of the clamp body 1, a core body is arranged in the wedge groove, the core body is composed of a left half core body 3 and a right half core body 5, one side of the left half core body 3 is connected with one side of the right half core body 5 in a clamping way, the top of the two ends of the left half core body 3 and the middle of the two ends of the right half core body 5 are both fixedly provided with a limiting block 9, the middle of the two ends of the left half core body 3 and the top of the two ends of the right half core body 5 are both provided with a limiting groove 10, the top of the core body is provided with a wire clamping hole 11, the inner clamping of the wire clamping hole 11 is connected with a lead 4, the two ends of the top of the clamp body 1 are respectively in threaded connection with the, one side of one of the clamping plates 12 is fixedly connected with one side of the other clamping plate 12 through a bolt 13.

Preferably, the inboard in wedge groove and the outside of core are all fixed and are provided with the meshing line 6, and two meshing lines 6 correspond the setting, and simple structure is reasonable, and after clamp 1 locked the core, carry out the meshing through meshing line 6 between core and the clamp 1, frictional force between the two that can greatly increased even under the exogenic action such as great wind-force, can not take place to slide or rotate yet, has ensured the stability of 4 centre grippings of wire.

Preferably, the four limit blocks 9 are respectively arranged corresponding to the four limit grooves 10, the left half core body 3 and the right half core body 5 are limited and fixed by fully utilizing the fitting principle, and the two half core bodies are prevented from deviating to reduce the contact area with the lead 4, so that the lead can slide.

Preferably, the connecting parts of the two double nuts 8 and the clamp body 1 are fixedly provided with the anti-loosening gaskets 7, the structure is simple and reasonable, and the double nuts 8 can be prevented from slipping off.

When the overhead insulation wedge-shaped strain clamp is used, firstly two double nuts 8 are sequentially screwed off, then two anti-loose gaskets 7 are taken down, then the inverted U-shaped hanging body 2 is taken down by upward force, then the bolt 13 is unscrewed, the volume in the wedge-shaped groove is relatively increased, then a core body with a proper wire clamping hole 11 is selected according to the thickness specification of a wire 4, then the limiting block 9 of the left half core body 3 is made to correspond to the limiting groove 10 of the right half core body 5, then the bottom of the core body is put into the wedge-shaped groove from the top, then the wire 4 is penetrated into the wedge-shaped groove from the bottom of the wedge-shaped groove, is attached to the wire clamping hole 11, the core body is extruded by downward force, the core body is stressed to move downwards, because the bottom of the wedge-shaped groove is narrower, the core body is clamped in the wedge-shaped groove at the moment, then the bolt 13 is screwed, the bolt 13 drives the clamping plates 12 to be close to, under the effect of meshing line 6, the core can neither take place to slide nor relative rotation with clamp 1, it is more stable, make earlier that the shape of falling U hangs body 2 and pass and hang the position, make the both ends that the shape of falling U hung body 2 passed clamp 1 top after that, then sheathe in locking gasket 7 in proper order, it can to twist two nuts 8, the installation of resistant tension line clamp connection this moment is accomplished, during the dismantlement, only need unscrew bolt 13, the inside volume in increase wedge groove, then from upwards exerting oneself down, release the core, wire 4 can easily take off this moment, this fastener centre gripping is stable, the installation is dismantled and convenient to carry, has higher use value, only wait to use widely.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Overhead insulation wedge strain clamp, including clamp (1), its characterized in that, the wedge groove has been seted up at the center at clamp (1) top, the inside block in wedge groove is provided with the core, the core comprises left half core (3) and right half core (5), one side of left half core (3) and one side block of right half core (5) are connected, the top at left half core (3) both ends and the middle part at right half core (5) both ends all are fixed and are provided with stopper (9), spacing groove (10) have all been seted up at the middle part at left half core (3) both ends and the top at right half core (5) both ends, the top of core is seted up double nut (11), the inside block of double nut (11) is connected with wire (4), the both ends at clamp (1) top are respectively through double nut (8) and the both ends threaded connection of the inverted U-shaped hanger (2), clamping plates (12) are fixedly arranged on two sides of one end of the clamp body (1), and one side of one clamping plate (12) is fixedly connected with one side of the other clamping plate (12) through a bolt (13).

2. The overhead insulated wedge strain clamp of claim 1, wherein: the inner side of the wedge-shaped groove and the outer side of the core body are both fixedly provided with meshing grains (6), and the two meshing grains (6) are correspondingly arranged.

3. The overhead insulated wedge strain clamp of claim 1, wherein: the four limiting blocks (9) are respectively arranged corresponding to the four limiting grooves (10).

4. The overhead insulated wedge strain clamp of claim 1, wherein: and anti-loosening gaskets (7) are fixedly arranged at the joints of the two double nuts (8) and the clamp body (1).