CN215990139U

CN215990139U - Bowl head type suspension clamp

Info

Publication number: CN215990139U
Application number: CN202122378229.7U
Authority: CN
Inventors: 郭拾崇; 杜继红; 徐鹏; 黄瑾
Original assignee: Nanjing Terui Power Material Co ltd
Current assignee: Nanjing Terui Power Material Co ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-03-08
Anticipated expiration: 2031-09-29

Abstract

The utility model relates to the technical field of power transmission lines of an electric power system, in particular to a bowl-head type suspension clamp, which comprises a clamp body, a pressing strip, a pressing plate and a bowl-head hanging plate, wherein the pressing strip is detachably arranged at the bottom end inside the clamp body, the pressing plate is detachably arranged at the upper end inside the clamp body, the bowl-head hanging plate is detachably arranged on the outer wall of the clamp body, the top end of the pressing plate is contacted with the bottom end of the pressing plate, the two groups of pressing plates are arranged, and the two groups of pressing plates are mutually connected through adjusting bolts.

Description

Bowl head type suspension clamp

Technical Field

The utility model relates to the technical field of power transmission lines of power systems, in particular to a bowl-head type suspension clamp.

Background

In the transmission line engineering of an electric power system, the suspension clamp is widely used as an important component of an insulator suspension string.

At present, the suspension clamp operating in the power transmission line is made of aluminum alloy, steel cross shaft bolts are adopted for connection in a connection mode, a wire clamping position generally adopts a U-shaped bolt fixing pressing strip type, the connection mode of the suspension clamp is that a lug with a bolt connection hole is arranged at the upper part of a central line of a clamp main body, and a cross shaft bolt penetrates through a bolt hole to be connected with other parts.

The main body of the existing suspension clamp is made of aluminum alloy, the cross shaft bolt is made of steel, the two parts are made of different materials, the aluminum alloy is easy to wear due to low hardness in the operation process, potential safety hazards are brought to the operation of a power transmission line, meanwhile, a U-shaped bolt fixing pressing strip structure at a wire clamping position is complex in field installation, inconvenient to install and consumes a large amount of manpower, and therefore the bowl-head type suspension clamp is provided.

SUMMERY OF THE UTILITY MODEL

The present invention has been made in view of the above and/or other problems with prior art bowstring type suspension clamps.

Therefore, an object of the present invention is to provide a bowl-head type suspension clamp, which can solve the above-mentioned problems by placing a wire inside a guide groove, placing a bead inside the guide groove, hooking a hook block of a pressing plate inside an inner hook groove at an inner upper end of a clamp body, and displacing the bead clamped inside the guide groove by varying the tightness of an adjusting bolt between the pressing plates.

To solve the above technical problem, according to an aspect of the present invention, the present invention provides the following technical solutions:

a bowl style suspension clamp, comprising: the clamp body comprises a pressing strip which is detachably mounted at the bottom inside the clamp body, a pressing plate which is detachably mounted at the upper end inside the clamp body and a socket hanging plate which is detachably mounted on the outer wall of the clamp body, wherein the top end of the pressing strip is in contact with the bottom of the pressing plate, the pressing plate is arranged into two groups, and the pressing plates are connected with each other through adjusting bolts.

As a preferable aspect of the bowl-head type suspension clamp of the present invention, wherein: the wire clamp comprises a wire clamp body and is characterized in that a guide groove is formed in the bottom end of the inside of the wire clamp body, an inner hook groove is formed in the upper end of the guide groove, and embedded grooves are formed in two ends of the outer wall of the wire clamp body.

As a preferable aspect of the bowl-head type suspension clamp of the present invention, wherein: the bottom of layering is equipped with presses the groove, press the groove and set up to the arc, press groove bottom and wire outer wall contact.

As a preferable aspect of the bowl-head type suspension clamp of the present invention, wherein: the bottom end of the pressing plate is provided with a hook block, and the upper end of the surface of the pressing plate is provided with a through hole.

As a preferable aspect of the bowl-head type suspension clamp of the present invention, wherein: one end of the hook block is movably connected inside the inner hook groove, and the through hole penetrates through the adjusting bolt.

As a preferable aspect of the bowl-head type suspension clamp of the present invention, wherein: the bottom end of the inner wall of the socket hanging plate is provided with two embedded blocks, and the embedded blocks are movably connected inside the embedded grooves.

As a preferable aspect of the bowl-head type suspension clamp of the present invention, wherein: the adjusting bolt penetrates through the two groups of through holes to be connected with the nut, the outer wall of the adjusting bolt is sleeved with the gasket, and the gasket is in contact with the surface of the pressing plate.

Compared with the prior art: the pressing strips are directly placed inside the guide grooves, the arc-shaped convex blocks are arranged on two sides of the bottom ends of the pressing strips, and the arc-shaped convex blocks are also arranged on two ends of the inner walls of the guide grooves, so that the two groups of arc-shaped convex blocks are in contact with each other, the pressing strips are prevented from directly falling to the bottom ends of the inner parts of the guide grooves, the pressing strips are convenient to mount, and the pressing strips are guided and limited, so that the pressing strips are prevented from directly falling;

when the inner side surfaces of the two groups of pressing plates are contacted with each other, the pressing strips have the maximum pressure on the wire to prevent the wire from moving, the adjusting bolts are connected with the nuts through outer wall threads to limit the pressing plates and prevent the pressing plates from shifting outwards, so that continuous pressure is applied to the pressing strips, the installation steps of the wire in the suspension clamp are simplified, the installation is more convenient, and the labor is saved;

the pressing strip clamped in the guide groove is displaced by adjusting the tightness degree of the bolt, so that the generated pressure presses the lead, and the effect of adjusting the force for pressing the lead is achieved;

through keeping the parallel degree of compressing tightly between adjusting bolt and the clamp plate, wear adjusting bolt position at the clamp plate and set up spherical pit and supporting the gasket of corresponding spherical convex surface, through this structure, reach the installation step of having simplified the wire in suspension clamp, be more convenient for install and saved the effect of manpower.

Drawings

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

FIG. 2 is a schematic view of the overall left-view structure provided by the present invention;

FIG. 3 is a schematic cross-sectional view of a portion of a body of the clip according to the present invention;

FIG. 4 is a schematic sectional view of the left side of the wire clamp body according to the present invention;

FIG. 5 is a schematic left-side sectional view of a platen according to the present invention;

FIG. 6 is a schematic view of a front view of a platen according to the present invention;

FIG. 7 is a schematic view of a main view of a molding strip according to the present invention;

fig. 8 is a left side view structural schematic diagram of the pressing bar provided by the utility model.

In the figure: the cable clamp comprises a cable clamp body 1, a guide groove 11, an inner hook groove 12, an embedded groove 13, a pressing strip 2, a pressing groove 21, a pressing plate 3, a hook block 31, a through hole 32, a socket head hanging plate 4, an embedded block 41, an adjusting bolt 5 and a gasket 51.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The utility model provides a bowl-head type suspension clamp, which has the advantages of simplifying the installation step of a lead in the suspension clamp, being more convenient to install and saving labor, saving cross shaft bolts for connection, and avoiding the friction between two different materials of an aluminum clamp body and a steel cross shaft bolt, and please refer to fig. 1-8, and the bowl-head type suspension clamp comprises a clamp body 1, a pressing strip 2, a pressing plate 3, a bowl-head hanging plate 4 and an adjusting bolt 5;

further, the bottom end in the wire clamp body 1 is provided with the pressing strip 2, the wire clamp body 1 comprises a guide groove 11, an inner hook groove 12 and an embedded groove 13, specifically, the bottom end in the wire clamp body 1 is provided with the guide groove 11, the upper end of the guide groove 11 is provided with the inner hook groove 12, the two ends of the outer wall of the wire clamp body 1 are provided with the embedded groove 13, the pressing strip 2 is placed in the guide groove 11, the inner hook groove 12 is movably connected with the pressing plate 3, the embedded groove 13 is movably connected with the socket hanging plate 4, the guide groove 11 is arranged at the bottom end in the wire clamp body 1, the pressing strip 2 is placed in the guide groove 11, when the assembling is carried out, the pressing strip 2 can be directly placed in the guide groove 11, because the arc-shaped convex blocks are arranged at the two sides of the bottom end of the pressing strip 2, the two groups of arc-shaped convex blocks are also arranged at the two ends of the inner wall of the guide groove 11, the pressing strip 2 is prevented from directly falling at the bottom end in the guide groove 11, and the convenience in mounting of the pressing strip 2 is further achieved, and the pressing strip 2 is guided and limited, the effect of preventing the pressing strip 2 from directly falling is achieved, an inner hook groove 12 is arranged at the upper end of a guide groove 11, a hook block 31 is arranged at the bottom end of the pressing plate 3, a through hole 32 is arranged at the upper end of the surface of the pressing plate 3, when the pressing plate 3 is installed, two groups of pressing plates 3 are placed into the wire clamp body 1, the two groups of hook blocks 31 are hooked into the inner hook groove 12, the bottom end of the pressing plate 3 is contacted with the top end of the pressing strip 2, when an adjusting bolt 5 passes through the through hole 32 and is connected with a nut, the bottom ends of the two groups of pressing plates 3 move inwards at the upper end of the outer wall of the pressing strip 2, as the upper end surface of the pressing strip 2 is provided with an arc shape, when the convex blocks at the bottom ends of the two groups of pressing plates 3 slide on the outer wall of the pressing strip 2 and are close to each other, the pressing plate 3 presses the pressing strip 2 downwards under the limiting effect of the inner hook groove 12 and the hook blocks 31, so that the pressing groove 21 at the bottom end of the pressing strip 2 presses a conducting wire, when the inboard surface of two sets of clamp plates 3 contacts each other, layering 2 has the biggest pressure to the wire, prevent that the wire from removing, adjusting bolt 5 passes through outer wall threaded connection nut this moment, it is spacing to clamp plate 3, prevent that clamp plate 3 from squinting to the outside, thereby carry out continuous pressure to layering 2, and then reach the installation step of having simplified the wire in the suspension clamp, the effect of being more convenient for install and using manpower sparingly, collude piece 31 through clamp plate 3 and the interior collude groove 12 of fastener body 1 and adopt horizontal couple mode, thereby reach the cross axle bolt of having saved the connection, avoid the effect of friction between two kinds of different material materials of aluminium matter fastener body and steel cross axle bolt simultaneously.

Further, socket link plate 4 swing joint is in the inside of embedded groove 13, socket link plate 4 includes abaculus 41, it is concrete, socket link plate 4 inner wall bottom both sides are equipped with abaculus 41, be equipped with abaculus 41 through socket link plate 4 inner wall bottom both sides, when installing socket link plate 4, with the inside fastener body 1 that passes of socket link plate 4, to fastener body 1's intermediate position, upwards mention again, make the inside of embedded block 41 embedding embedded groove 13 of socket link plate 4 inner wall bottom both sides, thereby carry on spacingly to socket link plate 4 under embedded groove 13's effect, prevent that fastener body 1 and socket link plate 4 from droing, and then reach the effect that conveniently installs socket link plate 4, and reach and increase installation rate, save installation time's effect.

Further, the adjusting bolt 5 passes through the through hole 32 and is in threaded connection with the nut, the adjusting bolt 5 comprises a gasket 51, specifically, the outer wall of the adjusting bolt 5 is sleeved with the gasket 51, the gasket 51 is in surface contact with the pressing plate 3, the adjusting bolt 5 passes through the through hole 32 and is in threaded connection with the nut, so that the pressing plate 3 is limited, the pressing strip 2 stably presses the lead, the lead is prevented from moving, the displacement of the pressing strip 2 clamped in the guide groove 11 is caused by the change of the tightness degree of the adjusting bolt 5, the lead is pressed by the generated pressure, the effect of adjusting the force of pressing the lead is achieved, the gasket 51 is sleeved on the outer wall of the adjusting bolt 5, the gasket 51 is in surface contact with the pressing plate 3, the compression parallelism between the adjusting bolt 5 and the pressing plate 3 is kept, a spherical pit is arranged at the position of the pressing plate 3 where the adjusting bolt 5 passes through, and is matched with the gasket 51 with the corresponding spherical convex surface, through the structure, the installation steps of the wires in the suspension clamp are simplified, the installation is more convenient, and the manpower is saved.

When the cable clamp is used specifically, a person skilled in the art passes the cable clamp body 1 through a wire, the wire is placed in the guide groove 11 at the bottom end inside the cable clamp body 1, the pressing strip 2 is directly placed in the guide groove 11, the two groups of pressing plates 3 are placed in the cable clamp body 1, the two groups of hook blocks 31 are hooked in the inner hook groove 12, the bottom ends of the pressing plates 3 are in contact with the top end of the pressing strip 2, when the adjusting bolt 5 passes through the through hole 32 to be connected with the nut, the bottom ends of the two groups of pressing plates 3 move inwards at the upper end of the outer wall of the pressing strip 2, because the upper end surface of the pressing strip 2 is provided with an arc shape, when the convex blocks at the bottom ends of the two groups of pressing plates 3 slide on the outer wall of the pressing strip 2 and are close to each other, the pressing plates 3 are enabled to press the pressing strip 2 downwards under the limiting effect of the inner hook grooves 12 and the hook blocks 31, so that the pressing grooves 21 at the bottom ends of the pressing strip 2 press the wire, when the inner side surfaces of the two groups of pressing plates 3 are in contact with each other, layering 2 has the biggest pressure to the wire, prevent that the wire from removing, adjusting bolt 5 passes through outer wall threaded connection nut this moment, it is spacing to clamp plate 3, prevent that clamp plate 3 from shifting to the outside, thereby carry out continuous pressure to layering 2, with the inside fastener body 1 that passes of socket link plate 4, to the intermediate position of fastener body 1, upwards mention again, make the inside of abaculus 41 embedding embedded groove 13 of 4 inner wall bottom both sides of socket link plate, thereby carry on spacingly to socket link plate 4 under embedded groove 13's effect, connect the top of socket link plate 4 on the connecting piece of transportation circuit suspension cluster again, thereby accomplish the operation.

While the utility model has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the various features of the disclosed embodiments of the utility model may be used in any combination, provided that no structural conflict exists, and the combinations are not exhaustively described in this specification merely for the sake of brevity and resource conservation. Therefore, it is intended that the utility model not be limited to the particular embodiments disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. Bowl hair style suspension clamp, including fastener body (1), its characterized in that: the clamp is characterized by further comprising a pressing strip (2) which is detachably mounted at the bottom end inside the wire clamp body (1), a pressing plate (3) which is detachably mounted at the upper end inside the wire clamp body (1) and a socket hanging plate (4) which is detachably mounted on the outer wall of the wire clamp body (1), wherein the top end of the pressing strip (2) is in contact with the bottom end of the pressing plate (3), the pressing plate (3) is arranged into two groups, and the pressing plate (3) is connected with each other through adjusting bolts (5).

2. The bowl-head type suspension clamp according to claim 1, characterized in that a guide groove (11) is arranged at the bottom end inside the clamp body (1), an inner hook groove (12) is arranged at the upper end of the guide groove (11), and embedded grooves (13) are arranged at two ends of the outer wall of the clamp body (1).

3. The bowl-head type suspension clamp according to claim 2, characterized in that the pressing bar (2) is arranged in the guide groove (11), the pressing plate (3) is movably connected in the inner hook groove (12), and the bowl-head hanging plate (4) is movably connected in the embedded groove (13).

4. The bowl-head type suspension clamp according to claim 1, wherein the bottom end of the pressing bar (2) is provided with a pressing groove (21), the pressing groove (21) is arranged in an arc shape, and the bottom end of the pressing groove (21) is in contact with the outer wall of the wire.

5. The bowl-head type suspension clamp according to claim 1, wherein the bottom end of the pressure plate (3) is provided with a hook block (31), and the upper end of the surface of the pressure plate (3) is provided with a through hole (32).

6. The bowl-head suspension clamp according to claim 5, wherein one end of the hook block (31) is movably connected to the inside of the inner hook groove (12), and the adjusting bolt (5) is inserted into the through hole (32).

7. The bowl head type suspension clamp according to claim 1, wherein two sides of the bottom end of the inner wall of the bowl head hanging plate (4) are provided with embedded blocks (41), and the embedded blocks (41) are movably connected inside the embedded grooves (13).

8. The bowl-head suspension clamp according to claim 1, wherein the adjusting bolt (5) passes through two sets of through holes (32) to be connected with a nut, a gasket (51) is sleeved on the outer wall of the adjusting bolt (5), and the gasket (51) is in contact with the surface of the pressure plate (3).