CN216699436U

CN216699436U - Cable clamping device with reliable clamping

Info

Publication number: CN216699436U
Application number: CN202122782429.9U
Authority: CN
Inventors: 孙衍鹏; 李权潘
Original assignee: Sichuan Lianchang Ict Technology Co ltd
Current assignee: Sichuan Lianchang Ict Technology Co ltd
Priority date: 2021-11-12
Filing date: 2021-11-12
Publication date: 2022-06-07
Anticipated expiration: 2031-11-12

Abstract

The application discloses a cable clamping device with reliable clamping, which comprises a fixed connecting plate and at least one group of clamping components arranged on the fixed connecting plate, wherein each clamping component comprises a first hook and a limiting cover plate connected with the first hook, a cable groove for clamping a cable is enclosed between the first hook and the limiting cover plate, and one end of the first hook is connected to the fixed connecting plate; one end of the limiting cover plate, which is close to the fixed connecting plate, is connected with a limiting part, and the limiting part is connected to the first hook in a sliding manner; or the one end that spacing apron is close to fixed connection board is connected with the hinge, and spacing apron passes through the hinge to be connected with first couple rotation, and this application has can be according to the automatic dilatation of cable centre gripping quantity, avoid causing the advantage of potential safety hazard because of fatigue failure.

Description

Cable clamping device with reliable clamping

Technical Field

The application relates to the technical field of cable clamps, in particular to a cable clamping device reliable in clamping.

Background

When laying cables such as cable, optical cable in the tunnel, mainly realize carrying out the centre gripping to the cable along the line and hang the installation through fixing the cable stores pylon on the tunnel wall along laying the direction.

The existing clamp for fixing the cable in the tunnel is simple in structure, the elastic hoop is buckled on the support structure to form limiting connection, the connection structure between the elastic hoop and the support structure is weak, and the risk of tripping is easily generated between the elastic hoop and the support structure; and the train produces stronger piston wind phenomenon when passing through in the tunnel, can lead to the production fatigue failure of centre gripping connection structure in the long-time use to there is certain potential safety hazard, lets the connection stability between elasticity clamp and the supporting structure reduce.

SUMMERY OF THE UTILITY MODEL

The main objective of this application provides a reliable cable clamping device of centre gripping, aims at solving the technical problem that the centre gripping connection structure among the current cable anchor clamps uses and produces fatigue failure easily for a long time and produces the dropout phenomenon easily.

In order to achieve the purpose, the application provides a cable clamping device with reliable clamping, which comprises a fixed connecting plate and at least one group of clamping components arranged on the fixed connecting plate, wherein each clamping component comprises a first hook and a limiting cover plate connected with the first hook, a cable groove for clamping a cable is formed between the first hook and the limiting cover plate in a surrounding manner, and one end of the first hook is connected to the fixed connecting plate; one end of the limiting cover plate, which is close to the fixed connecting plate, is connected with a limiting part, and the limiting part is connected to the first hook in a sliding manner; or one end of the limiting cover plate close to the fixed connecting plate is connected with a hinge, and the limiting cover plate is rotatably connected with the first hook through the hinge.

Optionally, the hinge comprises a rotating shaft and a limiting sleeve movably sleeved on two sides of the rotating shaft, the rotating shaft is connected to one end of the limiting cover plate, and the limiting sleeve is connected to the first hook.

Optionally, the fixed connecting plate is provided with a first strip-shaped groove, the length direction of the first strip-shaped groove is the same as that of the fixed connecting plate, the first hook is provided with a second strip-shaped groove corresponding to the first strip-shaped groove, and the limiting part sequentially and movably penetrates through the second strip-shaped groove and the first strip-shaped groove.

Optionally, the limiting part comprises a sliding block connected with the limiting cover plate, and the sliding block sequentially and movably penetrates through the second strip-shaped groove and the first strip-shaped groove and is connected with the limiting block.

Optionally, the width of the limiting block is greater than the width of the first strip-shaped groove, and the thickness of the limiting block is smaller than the width of the first strip-shaped groove.

Optionally, the first hook comprises an installation part, the installation part is used for connecting a fixed connecting plate, the bottom of the installation part is connected with a first bending part, and one end, far away from the fixed connecting plate, of the first bending part is connected with a first fastening part.

Optionally, the limiting cover plate comprises a second bending portion, a cable groove can be formed between the second bending portion and the first bending portion in a surrounding mode, one end, far away from the fixed connecting plate, of the second bending portion is connected with a second fastening portion, and the second fastening portion is detachably connected with the first fastening portion.

Optionally, a first through hole is formed in the first fastening portion, a second through hole is formed in the second fastening portion, and a locking member can be arranged between the first through hole and the second through hole in a penetrating manner so as to fixedly connect the second fastening portion and the first fastening portion together.

Optionally, the bottom of the fixed connecting plate is bent to form a second hook, and the second hook can be connected with the limiting cover plate and enclose a cable groove.

Optionally, at least one set of fastening members is arranged on the fixed connection plate, each fastening member includes a screw rod with threads penetrating through the fixed connection plate, each screw rod is connected with a locking nut in a threaded manner, and each locking nut is located on one side, close to the clamping assembly, of the fixed connection plate.

The beneficial effect that this application can realize is as follows:

after the fixed connecting plate is attached to the inner wall of the tunnel and the clamping assembly is arranged on the fixed connecting plate to clamp the cable, the whole device can be close to the wall, so that the tunnel piston wind resistance stability can be better to a certain extent;

meanwhile, the limit cover plate can adapt to the swing amplitude of the cable subjected to the acting force in a sliding connection mode with the first hook through the limit part to form a stable clamping structure, and the completely fixed clamping structure is prevented from generating fatigue damage due to the fact that the completely fixed clamping structure bears the extrusion force for a long time, so that the self-adaptive clamping structure has a self-adaptive function and prevents tripping; the limiting cover plate and the first hook can form an integrated connecting structure in a mode that the limiting cover plate is rotationally connected with the first hook through the hinge, the connecting structure between the limiting cover plate and the first hook forms stable connection in the use process, the risk of disengagement from the first hook cannot occur after the limiting cover plate is fastened, and a stable clamping structure can also be formed, so that the tripping phenomenon is avoided; compared with the clamping connection mode in the prior art, the two clamping structure forms have the advantages that the stress stability and the clamping acting force of the cable are improved; overall structure's stability lets reliably hang the centre gripping by the centre gripping cable, also can avoid producing the risk that takes place to drop by the centre gripping cable at train operation in-process, ensures train operation security.

Drawings

In order to more clearly illustrate the detailed description of the present application or the technical solutions in the prior art, the drawings that are needed in the detailed description of the present application or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

FIG. 1 is a schematic view of a cable clamping device for clamping a reliable cable in an embodiment of the present application;

FIG. 2 is a schematic view of another perspective of a cable clamping device for clamping a reliable cable according to an embodiment of the present application;

FIG. 3 is a front view of a cable clamping device for clamping a reliable cable in an embodiment of the present application;

FIG. 4 is a schematic structural diagram of a first hook in an embodiment of the present application;

FIG. 5 is a schematic view of a connection structure between a position-limiting cover plate and a position-limiting portion according to an embodiment of the present disclosure;

FIG. 6 is a schematic structural diagram of another embodiment of the present application;

FIG. 7 is a schematic structural diagram of another embodiment of the present application;

FIG. 8 is a schematic view of another perspective of the cable clamping device of FIG. 7;

FIG. 9 is a schematic structural view of a limiting cover plate connected to a rotating shaft according to an embodiment of the present disclosure;

fig. 10 is a schematic structural view of a first hook connection limiting sleeve in an embodiment of the present application.

Reference numerals:

100-fixed connecting plate, 110-first strip-shaped groove, 200-clamping component, 210-first hook, 211-mounting part, 2111-second strip-shaped groove, 212-first bending part, 213-first fastening part, 2131-first through hole, 220-limiting cover plate, 221-second bending part, 222-second fastening part, 2221-second through hole, 230-limiting part, 231-sliding block, 232-limiting block, 300-cable groove, 400-second hook, 500-locking part, 600-fastening part, 610-screw rod, 620-locking nut, 700-anchoring part, 800-hinge, 810-rotating shaft and 820-limiting sleeve.

The implementation, functional features and advantages of the objectives of the present application will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that all the directional indications (such as up, down, left, right, front, and back … …) in the embodiment of the present application are only used to explain the relative position relationship between the components, the motion situation, and the like in a specific posture, and if the specific posture is changed, the directional indication is changed accordingly.

In this application, unless expressly stated or limited otherwise, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present application, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present application.

Examples

Referring to fig. 1 to 10, the present embodiment provides a cable clamping device with reliable clamping, including a fixed connection board 100 and at least one set of clamping components 200 disposed on the fixed connection board 100, where the clamping components 200 include a first hook 210 and a limiting cover 220 connected to the first hook 210, a cable slot 300 for clamping a cable is defined between the first hook 210 and the limiting cover 220, and one end of the first hook 210 is connected to the fixed connection board 100; one end of the limiting cover plate 220 close to the fixed connecting plate 100 is connected with a limiting part 230, and the limiting part 230 is slidably connected to the first hook 210; or one end of the limit cover plate 220 close to the fixed connecting plate 100 is connected with a hinge 800, and the limit cover plate 220 is rotatably connected with the first hook 210 through the hinge 800.

In this embodiment, at first let fixed connection board form the adherence installation, secondly, let first couple also reduce for the interval distance of wall with fixed connection board fixed back, let the distance of cable apart from the wall reduce simultaneously, the atress that is close to the wall when bearing tunnel piston wind is less for the structure of whole device has good stability, has good antifatigue characteristic.

Meanwhile, the limiting cover plate 220 can adapt to the swing amplitude of the cable after the cable is subjected to the acting force in a sliding connection mode through the limiting part 230 and the first hook 210, so that the cable groove 300 formed by enclosing can adapt to the cable diameter floating within a certain range, a redundant adjusting space is provided, excessive extrusion force on the clamped cable is avoided, a stable clamping structure is formed, fatigue damage caused by long-term extrusion force bearing of the completely fixed clamping structure is avoided, and a self-adaptive function is achieved; the limit cover plate 220 is rotatably connected with the first hook 210 through the hinge 800, so that the limit cover plate 220 and the first hook 210 form an integral connecting structure, the connecting structure between the limit cover plate 220 and the first hook 210 is stably connected in the using process, the risk of separation from the first hook 210 cannot be generated after the limit cover plate 220 is fastened, and a stable clamping structure can also be formed; compared with the clamping structure in the prior art, the two clamping structure forms have the advantages that the stress stability and the clamping acting force of the cable are improved; overall structure's stability lets reliably hang the centre gripping by the centre gripping cable, also can avoid producing the risk that takes place to drop by the centre gripping cable at train operation in-process, ensures train operation security.

As an alternative embodiment, the hinge 800 includes a rotating shaft 810 and a position-limiting sleeve 820 movably sleeved on two sides of the rotating shaft 810, the rotating shaft 810 is connected to one end of the position-limiting cover plate 220, and the position-limiting sleeve 820 is connected to the first hook 210.

In this embodiment, the limiting cover plate 220 can rotate around the limiting sleeve 820 through the rotating shaft 810, so that the limiting cover plate 220 has a rotating effect, an integrated rotating connection structure is formed by the limiting cover plate 220 and the first hook 210 to form an independent hook unit, the number of cables required to be clamped in an actual application scene can be correspondingly expanded, the limiting cover plate 220 and the first hook 210 form an integrated structure, the connection stability can be ensured during installation and use, and the risk that the limiting cover plate 220 drops can be avoided.

It should be noted that, the limiting cover plate 220 and the rotating shaft 810, and the first hook 210 and the limiting sleeve 820 can all form an integral structure by stamping and forming, and the rotating shaft 810 adopts a structure that can be wrapped by the limiting sleeve 820 to form a roll, where the rotating shaft 810 is firstly rolled to form, and then the rotating shaft 810 can be directly wrapped and limited when the limiting sleeve 820 is rolled to form a shape, and the rotating shaft 810 cannot be separated, the connection of the limiting cover plate 220 is more stable, especially under the condition of stress, the stability is better, if the rotating shaft adopting the traditional bolt form needs an additional limiting structure to limit the bolt, the structure connected to the bolt cannot fall off, so the hinge 800 in the embodiment has the advantages of stability and reliability.

As an optional implementation manner, the fixing connection plate 100 is provided with a first strip-shaped groove 110, the length direction of the first strip-shaped groove 110 is the same as the length direction of the fixing connection plate 100, the first hook 210 is provided with a second strip-shaped groove 2111 corresponding to the first strip-shaped groove 110, and the limiting portion 230 sequentially and movably penetrates through the second strip-shaped groove 2111 and the first strip-shaped groove 110.

In this embodiment, through the arrangement of the first strip-shaped groove 110 and the second strip-shaped groove 2111, the limiting portion 230 can pass through the first strip-shaped groove 110 and the second strip-shaped groove 2111 and can move along the length direction in the groove, so that the limiting cover plate 220 has certain mobility, and the limiting portion 230 passes through the first hook 210 and the fixed connection plate 100 and then abuts against the adherent wall to form a reliable limiting state, thereby avoiding the risk that the limiting cover plate 220 falls off.

It should be noted that, here, the dimensions of the first strip-shaped groove 110 and the second strip-shaped groove 2111 should be set to be consistent so as to correspond to each other.

As an alternative embodiment, the position-limiting part 230 includes a sliding block 231 connected to the position-limiting cover 220, and the sliding block 231 sequentially passes through the second strip-shaped groove 2111 and the first strip-shaped groove 110 and is connected to the position-limiting block 232. The width of the stopper 232 is greater than the width of the first linear groove 110. The thickness of the stopper 232 is smaller than the width of the first linear groove 110.

In this embodiment, the position-limiting part 230 can slide along the second strip-shaped groove 2111 and the first strip-shaped groove 110 through the slider 231, and since the width of the position-limiting block 232 is greater than the width of the first strip-shaped groove 110, the position-limiting block 232 cannot be separated from the first strip-shaped groove 110 after installation, so as to achieve the anti-separation effect on the position-limiting cover plate 220, and meanwhile, the thickness of the position-limiting block 232 is smaller than the width of the first strip-shaped groove 110, when installation, the position-limiting cover plate 220 is adjusted to a proper position, so that the width direction of the position-limiting block 232 is in a vertical state, so that the thickness of the position-limiting block 232 can be aligned with the width of the first strip-shaped groove 110, then the position-limiting block 232 is sequentially pushed into and passes through the second strip-shaped groove 2111 and the first strip-shaped groove 110, and then the position-limiting cover plate 220 is rotated by 90 degrees, so that the width direction of the position-limiting block 232 is in a horizontal state, so as to ensure the position-limiting effect of the position-limiting cover plate 220, the structure is flexible and ingenious, the assembly and the disassembly are convenient, the operation is convenient and fast, and the practicability is high.

As an alternative embodiment, the first hook 210 includes a mounting portion 211, the mounting portion 211 is used for connecting to the fixed connection plate 100, a first bending portion 212 is connected to the bottom of the mounting portion 211, and a first fastening portion 213 is connected to an end of the first bending portion 212 far away from the fixed connection plate 100. The limiting cover plate 220 comprises a second bending portion 221, a cable groove 300 can be formed between the second bending portion 221 and the first bending portion 212 in a surrounding mode, one end, far away from the fixed connecting plate 100, of the second bending portion 221 is connected with a second fastening portion 222, and the second fastening portion 222 is detachably connected with the first fastening portion 213. The first fastening portion 213 has a first through hole 2131, the second fastening portion 222 has a second through hole 2221, and a locking member 500 can be inserted between the first through hole 2131 and the second through hole 2221 to fixedly connect the second fastening portion 222 and the first fastening portion 213.

When the limiting cover plate 220 is connected with the limiting part 230, the second bending part 221 of the limiting cover plate 220 is connected with the limiting part 230, and the second strip-shaped groove 2111 is formed in the mounting part 211; when the position limiting cover plate 220 is coupled to the hinge 800, the second bending portion 221 of the position limiting cover plate 220 is coupled to the rotation shaft 810, and the position limiting sleeve 820 is coupled to the mounting portion 211 of the first hook 210.

In this embodiment, when the limiting cover 220 is connected to the limiting portion 230, when the first hook 210 and the limiting cover 220 are assembled, the mounting portion 211 of the first hook 210 is aligned with the first bar-shaped groove 110 of the fixing connection plate 100, the mounting portion 211 can be fixed on the fixing connection plate 100 through the anchor 700, then the limiting portion 230 at one end of the limiting cover 220 is clamped into the second bar-shaped groove 2111 and the first bar-shaped groove 110, the limiting cover 220 is turned over after adjustment so that the second fastening portion 222 is located above the first fastening portion 213, after cables of a corresponding number are laid in the cable groove 300, the locking member 500 sequentially penetrates through the first through hole 2131 and the second through hole 2221 to complete the locking effect between the first hook 210 and the limiting cover 220, the operation is convenient and fast, and the cable installation efficiency is high.

It should be noted that, in the present embodiment, the first through hole 2131 and the second through hole 2221 may adopt a screw hole structure, and the locking member 500 adopts a corresponding screw, and the locking is achieved by self-locking of the screw. In this embodiment, the mounting portion 211, the first bending portion 212 and the first fastening portion 213 may be formed integrally by a metal plate, and the limiting portion 230, the second bending portion 221 and the second fastening portion 222 may be formed integrally by a metal plate made of the same material.

As an alternative embodiment, the bottom of the fixing connection plate 100 is bent to form a second hook 400, and the second hook 400 may be connected with the position-limiting cover 220 and enclose the cable slot 300.

In this embodiment, a part of the bottom of the fixing connection board 100 may be bent into a second hook 400, the second hook 400 has substantially the same structure as the first hook 210, and the second hook 400 may be assembled with the limiting cover 220 to clamp the cable, thereby improving the utilization rate of the fixing connection board 100 and reducing material waste.

As an alternative embodiment, at least one set of fastening members 600 is disposed on the fixed connection plate 100, the fastening members 600 include a threaded rod 610 threaded through the fixed connection plate 100, and a locking nut 620 is threadedly coupled to the threaded rod 610, and the locking nut 620 is disposed on a side of the fixed connection plate 100 adjacent to the clamping assembly 200. The fixed connection board 100 is fixed at a corresponding position in the tunnel through a fastener 600, the screw 610 is screwed into the penetrating and fixing position, and the locking nut 620 locks the fixed connection board 100.

It should be noted that, in the above embodiment, the fixed connection plate 100, the first hook 210, and the limit cover plate 220 are made of stainless steel, such as 304, and can meet the technical requirement that the surface has no red rust after the experiment temperature is 35 ℃ ± 2 ℃, the brine concentration is 5%, and the duration is 240 hours; in the actual manufacturing process, in order to ensure the strength of the whole structure, the thicknesses of the fixed connecting plate 100, the first hook 210 and the limiting cover plate 220 are not less than 2.5 mm; the forming process can adopt a sheet metal punch forming mode. The fastener 600 of the above embodiment may be selected from an expansion anchor, such as a self-tapping expansion anchor.

The above description is only a preferred embodiment of the present application, and not intended to limit the scope of the present application, and all modifications of equivalent structures and equivalent processes, which are made by the contents of the specification and the drawings of the present application, or which are directly or indirectly applied to other related technical fields, are included in the scope of the present application.

Claims

1. The cable clamping device is characterized by comprising a fixed connecting plate and at least one group of clamping components arranged on the fixed connecting plate; wherein,

the clamping assembly comprises a first hook and a limiting cover plate connected with the first hook, a cable groove for clamping a cable is defined between the first hook and the limiting cover plate, and one end of the first hook is connected to the fixed connecting plate;

one end of the limiting cover plate, which is close to the fixed connecting plate, is connected with a limiting part, and the limiting part is connected to the first hook in a sliding manner;

or,

one end of the limiting cover plate, which is close to the fixed connecting plate, is connected with a hinge, and the limiting cover plate is rotatably connected with the first hook through the hinge.

2. The cable clamping device with reliable clamping as claimed in claim 1, wherein the hinge comprises a rotating shaft and a limiting sleeve movably sleeved on two sides of the rotating shaft, the rotating shaft is connected to one end of the limiting cover plate, and the limiting sleeve is connected to the first hook.

3. A device for securely clamping a cable as claimed in claim 1, wherein: the fixed connection plate is provided with a first strip-shaped groove, the length direction of the first strip-shaped groove is the same as that of the fixed connection plate, the first hook is provided with a second strip-shaped groove corresponding to the first strip-shaped groove, and the limiting part sequentially and movably penetrates through the second strip-shaped groove and the first strip-shaped groove.

4. The cable clamping device with reliable clamping as claimed in claim 3, wherein the limiting part comprises a sliding block connected with the limiting cover plate, and the sliding block passes through the second strip-shaped groove and the first strip-shaped groove in sequence and is connected with a limiting block.

5. A device for securely clamping a cable as claimed in claim 4, wherein: the width of the limiting block is larger than that of the first strip-shaped groove, and the thickness of the limiting block is smaller than that of the first strip-shaped groove.

6. The cable clamping device with reliable clamping as claimed in claim 2 or 5, wherein the first hook comprises an installation part, the installation part is used for connecting the fixed connecting plate, the bottom of the installation part is connected with a first bending part, and one end of the first bending part, which is far away from the fixed connecting plate, is connected with a first fastening part.

7. The cable clamping device with reliable clamping as claimed in claim 6, wherein the limiting cover includes a second bending portion, the second bending portion and the first bending portion can enclose the cable slot, and a second fastening portion is connected to an end of the second bending portion away from the fixed connection board and detachably connected to the first fastening portion.

8. The cable clamping device with reliable clamping as claimed in claim 7, wherein the first fastening portion has a first through hole, the second fastening portion has a second through hole, and a locking member is disposed between the first through hole and the second through hole to fixedly connect the second fastening portion and the first fastening portion.

9. The cable clamping device with reliable clamping as claimed in claim 1, wherein the bottom of the fixing connecting plate is bent to form a second hook, and the second hook can be connected with the limiting cover plate and enclose the cable groove.

10. The cable clamping device with reliable clamping as claimed in claim 1, wherein the fixing connection plate is provided with at least one set of fastening members, the fastening members comprise threaded rods which are threaded through the fixing connection plate, and locking nuts are threadedly connected to the threaded rods and are located on one side of the fixing connection plate close to the clamping assembly.