CN211809192U

CN211809192U - Special clamp for integral bolt-free dropper wire clamp

Info

Publication number: CN211809192U
Application number: CN202020454223.6U
Authority: CN
Inventors: 周丽兵; 王向军; 李亚峰; 李江; 安金旺
Original assignee: Xi'an Yuanhang Special Equipment Manufacturing Co ltd
Current assignee: Xi'an Yuanhang Special Equipment Manufacturing Co ltd
Priority date: 2020-04-01
Filing date: 2020-04-01
Publication date: 2020-10-30
Anticipated expiration: 2030-04-01

Abstract

The utility model discloses a special clamp for an integral bolt-free suspension string wire clamp, which comprises a support frame, a clamp head and a clamp head, wherein the support frame is of a U-shaped structure with a downward opening, and the bottom of the right side wall of the support frame is provided with a right clamp head; the movable clamp is positioned between the U-shaped structures of the supporting frames, the bottom of the movable clamp is provided with a left tong head, and the left tong head and the right tong head form a tong opening; the polish rod is far away from the opening of the U-shaped structure of the support frame and sequentially penetrates through the right side wall of the U-shaped structure of the support frame, the movable clamp and the left side wall of the U-shaped structure of the support frame; the screw rod is located below the polished rod and sequentially penetrates through the right side wall of the U-shaped structure of the support frame, the movable clamp and the left side wall of the U-shaped structure of the support frame, the screw rod is in threaded connection with the movable clamp, and the movable clamp can move left and right on the polished rod and the screw rod. The utility model discloses be used for the installation of whole no bolt dropper fastener specially, at the high altitude construction scene, very convenient light with whole no bolt dropper fastener installation completion, and can not destroy fastener body structure.

Description

Special clamp for integral bolt-free dropper wire clamp

Technical Field

The utility model relates to a clamp, specifically speaking relates to a whole no bolt dropper fastener special vice.

Background

A contact line parallel to the rail is arranged above the electrified railway rail, and the electric energy on the contact line is transmitted to the electric locomotive or the motor train unit through the sliding contact between the contact line and the locomotive pantograph. In order to ensure the current collection quality, the contact line is required to be straight and equal in height, so that the pantograph and the contact line can be smooth only in high-speed sliding contact without jumping, off-line and the like. For this purpose, a large number of integrated suspension devices are installed between the contact wire and the carrier cable for suspending the contact wire.

Chinese patent 201911020367.9 discloses a bolt-free contact wire dropper clamp, carrier cable dropper clamp, dropper line, and integral dropper device, which is characterized by quick and convenient construction and low operation cost, but when the device is installed, the engagement of the left and right dropper clamps needs a large acting force, and the operation can not be completed by workers in the field high-altitude operation environment.

Therefore, the problem to be solved is to develop a special mounting tool for the integral bolt-free suspension string clamp.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a whole no bolt dropper fastener special vice, at the high altitude construction scene, can be very convenient light accomplish whole no bolt dropper fastener installation.

In order to solve the technical problem, the utility model discloses a special clamp of whole no bolt dropper fastener, include:

the support frame is of a U-shaped structure with a downward opening, and the bottom of the right side wall of the U-shaped structure is provided with a right tong head;

the movable clamp is positioned between the U-shaped structures of the supporting frames, the bottom of the movable clamp is provided with a left tong head, and the left tong head and the right tong head form a tong opening;

the polish rod is far away from the opening of the U-shaped structure of the support frame and sequentially penetrates through the right side wall of the U-shaped structure of the support frame, the movable clamp and the left side wall of the U-shaped structure of the support frame;

the screw rod is located below the polished rod and sequentially penetrates through the right side wall of the U-shaped structure of the support frame, the movable clamp and the left side wall of the U-shaped structure of the support frame, the screw rod is in threaded connection with the movable clamp, and the movable clamp can move left and right on the polished rod and the screw rod.

Furthermore, a first right-side hole and a second right-side hole are sequentially formed in the right side wall of the U-shaped structure of the support frame from top to bottom.

Furthermore, a first left hole and a second left hole are sequentially arranged on the left side wall of the U-shaped structure of the support frame from top to bottom.

Furthermore, a guide hole and a threaded hole are sequentially arranged on the movable clamp from top to bottom.

Furthermore, the polished rod passes through first right-side opening, guiding hole and first left-side opening in proper order, and the part that the polished rod stretches out first left-side opening is provided with split ring.

Further, the middle portion of the screw is provided with a thread.

Furthermore, the screw rod sequentially penetrates through the second right-side hole, the threaded hole and the second left-side hole, a split retainer ring is arranged at the part, extending out of the second left-side hole, of the screw rod, and a hexagonal nut is arranged at the part, extending out of the second right-side hole, of the screw rod.

Compared with the prior art, the utility model discloses can obtain including following technological effect:

1) the utility model discloses whole no bolt dropper fastener special clamp is used for the installation of whole no bolt dropper fastener specially, at the high altitude construction scene, very convenient light with whole no bolt dropper fastener installation completion, can make the upper and lower straight rack plate meshing of left and right half dropper fastener, keep in locking state, and can not destroy the structure of fastener body.

2) The utility model discloses whole no bolt dropper clamp special use, the theory of operation is simple and clear, the structure is light, and on-the-spot high altitude construction convenient to carry, easy operation.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

FIG. 1 is a schematic structural view of a clamp dedicated for an integral boltless dropper wire clamp of the present invention;

FIG. 2 is a sectional view of the support frame in the clamp dedicated for the integral boltless dropper wire clamp of the present invention;

FIG. 3 is a left side view of the support frame in the clamp dedicated for the integral boltless dropper wire clamp of the present invention;

FIG. 4 is a left side view of the movable clamp of the special clamp for the integral boltless dropper wire clamp of the present invention;

FIG. 5 is a partial cross-sectional view of the movable clamp of the special clamp for the integral boltless dropper clamp of the present invention;

FIG. 6 is a schematic structural view of a screw rod in the clamp special for the integral boltless dropper wire clamp of the present invention;

fig. 7 is a schematic view of the use of a boltless contact wire dropper clamp.

Detailed Description

The following embodiments will be described in detail with reference to the accompanying drawings, so that how to implement the technical means of the present invention to solve the technical problems and achieve the technical effects can be fully understood and implemented.

The utility model discloses a whole no bolt dropper fastener special clamp, its structure is as shown in figure 1, include:

the support frame 1 is of a U-shaped structure with a downward opening, and the bottom of the right side wall of the U-shaped structure is provided with a right tong head 1-1;

the movable clamp 2 is positioned between the U-shaped structures of the support frame 1, the bottom of the movable clamp 2 is provided with a left clamp head 2-1, and the left clamp head 2-1 and the right clamp head 1-1 form a jaw;

the polish rod 3 is far away from the opening of the U-shaped structure of the support frame 1 and sequentially penetrates through the right side wall of the U-shaped structure of the support frame 1, the movable clamp 2 and the left side wall of the U-shaped structure of the support frame 1;

the screw rod 4 is located below the polished rod 3 and sequentially penetrates through the right side wall of the U-shaped structure of the support frame 1, the movable clamp 2 and the left side wall of the U-shaped structure of the support frame 1, the screw rod 4 is in threaded connection with the movable clamp 2, and the movable clamp 2 can move left and right on the polished rod 3 and the screw rod 4.

The utility model discloses whole no bolt dropper fastener special clamp is used for the installation of whole no bolt dropper fastener specially, and very convenient light is accomplished whole no bolt dropper fastener installation, can make the upper and lower straight-toothed rack plate meshing of left and right half dropper fastener, keeps in locking state, and can not destroy the structure of fastener body.

As shown in fig. 2 and 3, a first right hole 1-2 and a second right hole 1-4 are sequentially arranged on the right side wall of the U-shaped structure of the support frame 1 from top to bottom; a first left hole 1-3 and a second left hole 1-5 are sequentially arranged on the left side wall of the U-shaped structure of the support frame from top to bottom.

As shown in fig. 4 and 5, the movable clamp 2 is provided with a guide hole 2-2 and a threaded hole 2-3 in sequence from top to bottom.

As shown in figure 1, a polish rod 3 sequentially passes through a first right hole 1-2, a guide hole 2-2 and a first left hole 1-3, and a split retainer ring 5 is arranged at the part of the polish rod 3 extending out of the first left hole 1-3 and used for locking the left end of the polish rod 3.

As shown in fig. 6, the middle part of the screw rod 4 is provided with threads which are matched with the threaded holes on the movable clamp 2, so that the threaded connection between the screw rod 4 and the movable clamp 2 is realized.

As shown in fig. 1, the screw rod 4 sequentially passes through the second right hole 1-4, the threaded hole 2-3 and the second left hole 1-5, a split washer 5 is arranged at a part of the screw rod 4 extending out of the second left hole 1-5 for locking the left end of the screw rod 4, a hexagonal nut 6 is arranged at a part of the screw rod 4 extending out of the second right hole 1-4, the hexagonal nut 6 is rotated by a ratchet wrench, and the movable clamp 2 moves rightwards under the action of threads, so that the clamping operation of the clamp is realized.

The utility model discloses a whole no bolt dropper fastener special use clamp's theory of operation, as shown in FIG. 7, specifically as follows:

at the last locking link of dropper fastener installation, will the utility model discloses left binding clip 2-1 and right binding clip 1-1 of special clamp aim at left and right half dropper fastener terminal surface 7-1 and 7-2 respectively, rotate the hexagonal nut 6 of screw rod 4 right-hand members with the ratchet spanner, make to remove clamp 2 and slowly move right and press from both sides tightly, make left and right half dropper fastener mesh together completely, then reverse hexagonal nut 6, make to remove clamp 2 and slowly move left, the clamp is loosened, accomplish whole installation use promptly.

The utility model discloses whole no bolt dropper fastener special clamp, the required effort of fastener meshing about can satisfying of the effort that the clamp provided, and can not cause destruction to the clamp body, the utility model discloses the clamp theory of operation is simple and clear, the structure is light, and on-the-spot high altitude construction convenient to carry, easy operation.

While the foregoing description shows and describes several preferred embodiments of the invention, it is to be understood, as noted above, that the invention is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. Whole no bolt dropper fastener special clamp, its characterized in that includes:

2. The special clamp for the integral boltless dropper wire clamp according to claim 1, wherein the right side wall of the U-shaped structure of the support frame is sequentially provided with a first right hole and a second right hole from top to bottom.

3. The special clamp for the integral boltless dropper wire clamp according to claim 2, wherein the left side wall of the U-shaped structure of the support frame is sequentially provided with a first left hole and a second left hole from top to bottom.

4. The clamp special for the integral bolt-free dropper wire clamp of claim 3, wherein the movable clamp is provided with a guide hole and a threaded hole from top to bottom in sequence.

5. The clamp special for the integral bolt-free dropper wire clamp according to claim 4, wherein the polish rod sequentially passes through the first right hole, the guide hole and the first left hole, and a part of the polish rod extending out of the first left hole is provided with a split retaining ring.

6. The clamp dedicated to an integral boltless dropper cable clamp according to claim 4 or 5, wherein the middle portion of the threaded rod is threaded.

7. The clamp special for the integral bolt-free dropper wire clamp according to claim 6, wherein the screw rod sequentially penetrates through the second right hole, the threaded hole and the second left hole, a split washer is arranged on a portion, extending out of the second left hole, of the screw rod, and a hexagonal nut is arranged on a portion, extending out of the second right hole, of the screw rod.