CN220145847U

CN220145847U - Cable core wire reinforcing ring clamping pliers

Info

Publication number: CN220145847U
Application number: CN202321939155.2U
Authority: CN
Inventors: 张永; 辛宝亮; 杜志峰; 牛财成; 焦铁雷; 刘铮; 刘宏伟
Original assignee: First Engineering Co Ltd of China Railway Electrification Engineering Group Co Ltd
Current assignee: First Engineering Co Ltd of China Railway Electrification Engineering Group Co Ltd
Priority date: 2023-07-21
Filing date: 2023-07-21
Publication date: 2023-12-08
Anticipated expiration: 2033-07-21

Abstract

The utility model discloses a cable core wire reinforcing ring clamping clamp which comprises a clamp head assembly and a handle assembly, wherein the clamp head assembly comprises a first clamp head, a second clamp head and a clamp head connecting piece, the first clamp head and the second clamp head are hinged with the clamp head connecting piece, clamping surfaces are formed on the first clamp head and the second clamp head, a protrusion is formed on the clamping surface of the first clamp head, and a groove is formed on the clamping surface of the second clamp head; the handle assembly comprises a first handle and a second handle, the first handle and the second handle are provided with connecting lugs, the first handle and the second handle are hinged through the connecting lugs, the end part of the first handle, which is close to the connecting lugs, is hinged with the first binding clip, and the end part of the second handle, which is close to the connecting lugs, is hinged with the second binding clip. The clamp head is used for installing the cable core wire reinforcing ring, the protrusion and the groove of the clamp head are designed for the reinforcing ring, the reinforcing ring can be installed through one-time clamping operation, the installation efficiency of the reinforcing ring is higher, and the installation quality can be improved.

Description

Cable core wire reinforcing ring clamping pliers

Technical Field

The utility model relates to the technical field of railway signal construction tools, in particular to a pair of cable core wire reinforcing ring clamping pliers.

Background

When the outdoor box of railway signal is wired, in order to increase cable heart yearn line intensity, hold in the palm one deck cyclic annular copper sheet as the strengthening ring in the heart yearn bottom, copper sheet ring portion and heart yearn line closely attach, and the claw ring is held in the heart yearn neck portion about, compresses tightly with the instrument, makes heart yearn line and strengthening ring become an organic whole.

Because no special compaction tool is used, the long-nose pliers are usually used for compaction during construction, the operation is time-consuming and labor-consuming, and the installation quality of the reinforcing ring cannot be guaranteed.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model innovatively provides the cable core wire reinforcing ring clamping pliers which can improve the installation efficiency and the installation quality of the cable core wire reinforcing ring.

In order to achieve the technical aim, the utility model discloses a cable core wire reinforcing ring clamping clamp, which comprises a clamp head component and a handle component, wherein,

the clamp head assembly comprises a first clamp head, a second clamp head and a clamp head connecting sheet, the first clamp head and the second clamp head are hinged with the clamp head connecting sheet,

clamping surfaces are formed on the first clamp head and the second clamp head, wherein a protrusion is formed on the clamping surface of the first clamp head, a groove is formed on the clamping surface of the second clamp head, and when the first clamp head and the second clamp head are clamped, the protrusion is embedded into the groove;

the handle assembly comprises a first handle and a second handle, the first handle and the second handle are provided with connecting lugs, the first handle and the second handle are hinged through the connecting lugs,

the end part of the first handle, which is close to the connecting lug, is hinged with the first clamp head, and the end part of the second handle, which is close to the connecting lug, is hinged with the second clamp head.

Further, the first binding clip includes at least one first tab, the protrusion is formed on the first tab,

the second binding clip comprises at least one second pressing piece, the groove is formed on the second pressing piece,

the first pressing piece and the second pressing piece are detachably connected with the clamp head connecting piece.

Further, a pressing groove is formed on the end face of the bulge, a pressing strip is formed on the bottom wall of the groove,

when the first clamp head and the second clamp head are clamped, the pressing strip is embedded into the pressing groove.

Further, the handle assembly comprises a torsion spring, the torsion spring is arranged at the joint of the first handle and the second handle, and the torsion spring provides elastic force for the first handle and the second handle so that the first handle and the second handle are kept in an open state.

Further, the handle assembly also comprises a limiting mechanism, the limiting mechanism comprises a limiting block arranged on the first handle and a locking block arranged on the second handle, the locking block is rotatably arranged on the second handle,

the limiting block is provided with a plurality of clamping grooves, and the locking block and the clamping grooves are sequentially clamped to limit the relative positions of the first handle and the second handle in the clamping process of the first handle and the second handle.

Further, the locking block comprises a rotating shaft which is rotatably connected with the second handle, a latch is arranged on the rotating shaft and is used for being clamped with the clamping groove,

the second handle is provided with a spring, one end of the spring is connected with the second handle, the other end of the spring is connected with the locking block, and the spring is used for pulling the locking block to rotate.

Further, a second poking piece is further arranged on the rotating shaft, and the second poking piece and the clamping teeth are distributed in a staggered mode along the circumferential direction of the rotating shaft.

Further, the limiting block is provided with an arc surface, the plurality of clamping grooves are formed on the arc surface of the limiting block and distributed along the length direction of the arc surface,

the end part of the arc surface, which is close to the first handle, is provided with a release section, and the latch is in contact and clamped with the limiting block at the release section.

Further, two binding clip connection pieces are arranged, the two binding clip connection pieces are arranged on two sides of the first binding clip and the second binding clip, and the two binding clip connection pieces are detachably connected with the first binding clip and the second binding clip through rotating shafts.

Further, an anti-skid sleeve is arranged on the first handle and the second handle.

The beneficial effects of the utility model are as follows:

the cable core reinforcing ring is specially used for installing the cable core reinforcing ring, the protrusions and the grooves of the clamp heads are designed for the reinforcing ring, and the reinforcing ring can be installed through one-time clamping operation, so that the installation efficiency of the reinforcing ring is higher, and the installation quality can be improved.

Drawings

FIG. 1 is a schematic view showing the structure of a cable core reinforcing ring clamping jaw according to an embodiment of the present utility model;

FIG. 2 shows a schematic structural view of a first tablet according to an embodiment of the present utility model;

FIG. 3 shows a schematic structural view of a second tablet according to an embodiment of the present utility model;

FIG. 4 is a schematic diagram showing the structure of a stopper according to an embodiment of the present utility model;

fig. 5 shows a schematic structural view of a lock block according to an embodiment of the present utility model.

In the drawing the view of the figure,

11. a first tabletting; 111. a protrusion; 112. a first through hole; 113. a second through hole; 114. a compaction groove; 12. a second tabletting step; 121. a groove; 122. a third through hole; 123. a fourth through hole; 124. a compression bar; 13. a binding clip connecting sheet; 21. a first handle; 22. a second handle; 23. a limiting block; 231. a clamping groove; 232. a release section; 233. a first connection hole; 234. a second connection hole; 235. a limit groove; 24. a locking block; 241. a rotating shaft; 242. latch teeth; 243. a first plectrum; 244. a second pulling piece; 25. a connecting shaft; 26. an anti-skid sleeve; 27. and a fixed shaft.

Detailed Description

The cable core wire reinforcing ring clamping pliers provided by the utility model are explained and illustrated in detail below with reference to the attached drawings.

The cable core reinforcing ring is specially used for installing the cable core reinforcing ring, the protrusions and the grooves of the clamp heads are designed for the reinforcing ring, and the reinforcing ring can be installed through one-time clamping operation, so that the installation efficiency of the reinforcing ring is higher, and the installation quality can be improved. The utility model is described in detail below in connection with specific embodiments:

in one embodiment, as shown in fig. 1, the utility model provides a cable core reinforcing ring clamping clamp for installing a cable core reinforcing ring, which comprises a clamp head assembly and a handle assembly, wherein the clamp head assembly is connected with the handle assembly, and the clamp head assembly is controlled to be opened and closed through the handle assembly.

The clamp head assembly comprises a first clamp head, a second clamp head and a clamp head connecting piece 13, wherein the first clamp head and the second clamp head are hinged with the clamp head connecting piece 13, two holes are formed in the clamp head connecting piece 13 at a certain distance, and the first clamp head and the second clamp head are connected with one of the holes through rotating shafts respectively.

Clamping surfaces are formed on the first clamp head and the second clamp head, and the clamping surfaces on the first clamp head and the second clamp head are arranged oppositely. Wherein, be formed with protruding 111 on the clamping surface of first binding clip, be formed with recess 121 on the clamping surface of second binding clip, when first binding clip and second binding clip press from both sides tightly, protruding 111 imbeds in recess 121, and the section of holding tightly of strengthening ring is pressed from both sides tightly through protruding 111 and recess 121 and is made its heart yearn of cable and accomplish the connection.

The handle assembly comprises a first handle 21 and a second handle 22, connecting lugs are arranged on the first handle 21 and the second handle 22, the first handle 21 and the second handle 22 are hinged through the connecting lugs, and the first handle 21 and the second handle 22 can rotate relatively. The end of the first handle 21 close to the connecting lug is hinged with the first clamp head, and the end of the second handle 22 close to the connecting lug is hinged with the second clamp head.

As shown in fig. 2 and 3, alternatively, the first clamp head includes at least one first press piece 11, a protrusion 111 is formed on the first press piece 11, correspondingly, the second clamp head includes at least one second press piece 12, a groove 121 is formed on the second press piece 12, and the first press piece 11 and the second press piece 12 are detachably connected with the clamp head connecting piece 13.

The structures of the first pressing pieces 11 are the same, the structures of the second pressing pieces 12 are the same, when the cable clamp is used, the first pressing pieces 11 and the second pressing pieces 12 can be selectively provided with one or more overlapped sheets according to the length of the enclasping section of the reinforcing ring, the thicknesses of the first pressing pieces 11 and the second pressing pieces 12 correspond to the length of the enclasping section, so that the first clamp head and the second clamp head can only clamp the enclasping section, and damage to the insulating layer of the cable due to the too wide clamping part is avoided.

In this embodiment, the first pressing piece 11 and the second pressing piece 12 are both in a strip structure, a side wall surface of the first pressing piece 11 near the first end forms a first clamping surface, a first through hole 112 and a second through hole 113 penetrating along the thickness direction of the first pressing piece 11 are arranged on the first pressing piece 11, the first through hole 112 is used for being connected with the clamp head connecting piece 13, and the second through hole 113 is used for being connected with the first handle 21. Wherein the first through hole 112 is provided at a central position in the length direction of the first presser plate 11 or a position biased from the central position toward the first end, and the second through hole 113 is provided at a position near the second end.

A side wall surface of the second pressing piece 12 near the first end forms a second clamping surface, a third through hole 122 and a fourth through hole 123 penetrating along the thickness direction of the second pressing piece 12 are arranged on the second pressing piece 12, the third through hole 122 is used for being connected with the clamp head connecting piece 13, and the fourth through hole 123 is used for being connected with the second handle 22. Wherein the third through hole 122 is provided at a central position in the length direction of the second presser 12 or a position biased from the central position toward the first end, and the fourth through hole 123 is provided at a position near the second end.

Preferably, the adjacent side wall surfaces of the first and second press sheets 11 and 12, i.e., the two wall surfaces connected to the first and second clamping surfaces, are inclined surfaces, for example, inclined surfaces on the first press sheet 11 are formed at the sections of the first and second through holes 112 and 113, and inclined surfaces on the second press sheet 12 are formed at the sections of the third and fourth through holes 122 and 123, so that a larger movement space can be provided for clamping or expanding the first and second press sheets 11 and 12.

A protrusion 111 is formed on the first clamping surface, and a pressing groove 114 is formed on an end surface of the protrusion 111, for example, an end surface of the protrusion 111 forms a concave arc surface; the bottom wall of the groove 121 is formed with a pressing bar 124, and the pressing bar 124 is disposed along the thickness direction of the second presser plate 12, and when the first and second binding clip are clamped, the pressing bar 124 is inserted into the pressing groove 114. The provision of the pinch grooves 114 and the pinch strips 124 allows the binding clip assembly to be clamped so that a plurality of folds can be extruded in the hugging section of the reinforcing ring, thereby providing a more reliable connection of the hugging section to the core wire.

The clamp head connecting piece 13 is of a sheet structure, two ends of the clamp head connecting piece 13 are respectively provided with a hole opposite to the first through hole 112 and the third through hole 122, and then the clamp head connecting piece 13 is hinged with the first clamp head and the second clamp head in a penetrating way through the rotating shaft. And the first binding clip and the second binding clip are detachably connected with the binding clip connecting sheet 13, so that the quantity of the first pressing sheet 11 and the second pressing sheet 12 can be conveniently adjusted.

Optionally, two binding clip connection pieces 13 are provided, and two binding clip connection pieces 13 are provided in the both sides of first binding clip and second binding clip, and first binding clip and second binding clip clamp between two binding clip connection pieces 13, can improve the stability of first binding clip and second binding clip, and two binding clip connection pieces 13 can dismantle with first binding clip and second binding clip simultaneously through the pivot. For example, a snap ring may be disposed at the end of the shaft, and the clip may be clamped at the end of the shaft to limit the clamp head connecting piece 13, and the clamp head connecting piece 13 may be removed by removing the snap ring.

The first end of the first handle 21 is connected with the first binding clip, the second end of the second handle 22 is connected with the second binding clip, connecting lugs are arranged at positions, close to the first end, on the first handle 21 and the second handle 22, through holes are formed in the connecting lugs, and the first handle 21 and the second handle 22 can be hinged through the connecting shaft 25. Optionally, the handle assembly further includes a torsion spring disposed at the junction of the first handle 21 and the second handle 22, the torsion spring providing an elastic force to the first handle 21 and the second handle 22, so that the first handle 21 and the second handle 22 are kept in an open state.

Alternatively, the portions of the first handle 21 and the second handle 22 near the respective first ends are concave structures, that is, the opposite portions of the first handle 21 and the second handle 22 are concave inward to form a cavity, for example, the first handle 21 and the second handle 22 may be bent by a metal plate to form a structure with a U-shaped cross section.

The handle assembly further includes a spacing mechanism disposed within the concave cavities of the first handle 21 and the second handle 22. In the present embodiment, as shown in fig. 1, 4 and 5, the stopper mechanism includes a stopper 23 provided on the first handle 21, and a lock block 24 provided on the second handle 22, the stopper 23 being fixedly provided on the first handle 21, and the lock block 24 being rotatably provided on the second handle 22. The locking block 24 is sequentially clamped with the plurality of clamping grooves 231 on the limiting block 23 in the clamping process of the first handle 21 and the second handle 22 to limit the relative positions of the first handle 21 and the second handle 22.

As shown in fig. 4, a plurality of slots 231 are formed on the stopper 23, alternatively, the stopper 23 is in a sheet-like structure, one side wall surface on the stopper 23 is an arc surface, and the plurality of slots 231 are formed on the arc surface of the stopper 23 and distributed along the length direction of the arc surface. The end of the arc surface, which is close to the first handle 21, is provided with a release section 232, and the latch 242 is in contact and clamped connection with the limiting block 23 at the release section 232.

The stopper 23 is formed with a first connection hole 233 and a second connection hole 234, the first connection hole 233 is used for being matched with the installation of the connection shaft 25, namely, the connection shaft 25 passes through the first connection hole 233, the first handle 21 is provided with a fixed shaft 27 in a penetrating mode, the fixed shaft 27 passes through the second connection hole 234, and the connection shaft 25 and the fixed shaft 27 are matched to fix the stopper on the first handle. Optionally, the limiting block 23 is further provided with a limiting groove 235, the limiting groove 235 preferably surrounds the first through hole to form an arc-shaped groove, the limiting groove 235 is used for being matched with the installation of the torsion spring, specifically, one end of the torsion spring is embedded into the limiting groove 235, so that the first handle 21 can rotate to drive the torsion spring to deform

As shown in fig. 5, the locking block 24 includes a rotation shaft 241, the rotation shaft 241 is rotatably connected to the second handle 22, a latch 242 is provided on the rotation shaft 241, the latch 242 is used for being clamped with the clamping groove 231 on the limiting block 23, and the latch 242 can slide from one clamping groove 231 to the other clamping groove 231 through rotation of the rotation shaft 241, so that the first handle 21 and the second handle 22 can continuously act in the clamping process.

The second handle 22 is provided with a spring, one end of the spring is connected with the second handle 22, the other end of the spring is connected with the locking block 24, optionally, the rotating shaft 241 is provided with a first shifting piece 243, the first shifting piece 243 and the latch 242 are arranged in a staggered manner in the axial direction of the rotating shaft 241, the spring is connected with the first shifting piece 243, and the spring pulls the rotating shaft 241 to rotate through the force exerted by the first shifting piece 243. The spring provides a pulling force to rotate the rotational shaft 241 in the first direction, and the latch 231 restricts the latch 242 from rotating in the first direction when the latch 242 is positioned in the latch 231. During the clamping process of the first handle 21 and the second handle 22, when the clamping groove 231 slides into the other clamping groove 231 from one clamping groove 231, the rotating shaft 241 rotates in the second direction, meanwhile, the spring is lengthened, and when the clamping tooth 242 slides into the next clamping groove 231, the spring pulls the rotating shaft 241 to reversely rotate so as to complete the clamping of the clamping groove 231 and the clamping tooth 242, and the first handle 21 and the second handle 22 are limited.

Optionally, the rotating shaft 241 is further provided with second paddles 244, and the second paddles 244 and the first paddles 243 are staggered along the circumferential direction of the rotating shaft 241. The rotation shaft 241 can be manually shifted through the second shifting piece 244 to rotate, and the rotation shaft 241 can be ensured to smoothly rotate when the spring fails or the tension is insufficient.

In this embodiment, the portions of the first handle 21 and the second handle 22 for holding by the hand are further sleeved with the anti-slip sleeve 26, so that the anti-slip sleeve 26 can increase the friction force with the hand to facilitate holding, and meanwhile, the comfort level can be improved. Further, the anti-slip sleeve 26 is an insulating material, providing further protection to the operator.

When the cable core wire reinforcing ring clamping pliers are used, the enclasping section of the reinforcing ring is placed at the groove 121 of the second pliers head, then the first handle 21 and the second handle 22 are pressed, the first pliers head is close to the second pliers head, the protrusion 111 gradually presses the enclasping section into the groove 121, and the enclasping section is pressed into the groove 121 to enable the enclasping section to be wrapped and connected with the core wire. Then, the first handle 21 is continuously pressed, so that the latch 242 of the locking block 24 slides into the release section 232 on the limiting block 23, and then the latch 242 rotates by a certain angle under the tension of the spring, so that the latch cannot contact with the clamping groove 231. Under the action of the torsion spring between the first handle 21 and the second handle 22, the first handle 21 and the second handle 22 are separated, so that the first clamp head and the second clamp head are driven to be separated, and then the reinforcing ring is taken out.

The cable core wire reinforcing ring clamping pliers provided by the utility model can finish the installation of one reinforcing ring by one-time clamping operation, so that the installation operation effect of the reinforcing ring is greatly improved. And the shape of the enclasping section is always after the reinforcing ring is installed, so that the connection is more reliable, and the installation quality of the reinforcing ring is also greatly improved.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present specification, a description referring to the terms "present embodiment," "one embodiment," "some embodiments," "example," "specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any at least one embodiment or example. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

The above embodiments are only preferred embodiments of the present utility model, and are not intended to limit the present utility model, but any modifications, equivalents, and simple improvements made within the spirit of the present utility model should be included in the scope of the present utility model.

Claims

1. A cable core wire reinforcing ring clamping clamp is characterized by comprising a clamp head component and a handle component, wherein,

2. The cable core strengthening ring clamping jaw of claim 1, wherein said first jaw comprises at least one first tab, said protrusion being formed on said first tab,

3. The cable core reinforcing ring clamping jaw as set forth in claim 2, wherein the end face of the protrusion is formed with a pressing groove, the bottom wall of the groove is formed with a pressing strip,

4. The cable core strengthening ring clamping jaw of claim 2, wherein the handle assembly includes a torsion spring disposed at the junction of the first and second handles, the torsion spring providing a spring force to the first and second handles to hold the first and second handles in an expanded state.

5. The cable core strengthening ring clamping jaw of claim 4, wherein the handle assembly further comprises a stop mechanism comprising a stop block disposed on the first handle and a lock block disposed on the second handle, the lock block being rotatably disposed on the second handle,

6. The cable core reinforcing ring clamping jaw of claim 5, wherein the locking block comprises a rotating shaft rotatably connected with the second handle, a latch is provided on the rotating shaft for being engaged with the latch groove,

7. The cable core reinforcing ring clamping pliers of claim 6, wherein the rotating shaft is further provided with second paddles, and the second paddles and the latches are distributed in a staggered manner along the circumferential direction of the rotating shaft.

8. The cable core wire reinforcing ring clamping pliers according to claim 6, wherein the stopper is formed with an arc surface, the plurality of grooves are formed on the arc surface of the stopper and distributed along the length direction of the arc surface,

9. The cable core reinforcing ring clamping pliers according to any one of claims 1 to 8, wherein two of the binding clip connecting pieces are provided, the two binding clip connecting pieces are provided on both sides of the first binding clip and the second binding clip, and the two binding clip connecting pieces are detachably connected with the first binding clip and the second binding clip at the same time through a rotation shaft.

10. The cable core reinforcing ring clamping jaw of any one of claims 1-8, wherein the first handle and the second handle are provided with an anti-slip sleeve thereon.