CN217508233U

CN217508233U - Cable fixing clamp

Info

Publication number: CN217508233U
Application number: CN202220176515.7U
Authority: CN
Inventors: 刘红权
Original assignee: Ningbo Quanya Electric Power Technology Co ltd
Current assignee: Ningbo Quanya Electric Power Technology Co ltd
Priority date: 2022-01-21
Filing date: 2022-01-21
Publication date: 2022-09-27
Anticipated expiration: 2032-01-21

Abstract

The utility model discloses a cable fixing clamp, first supporting piece and second supporting piece including mutual symmetry setting, first supporting piece includes first centre gripping groove and two first fixed plates that match with the cable, the second supporting piece includes second centre gripping groove and two second fixed plates that match with the cable, two first fixed plates correspond and interconnect with each second fixed plate respectively, install backflow cable installation clamp on at least one of two first fixed plates or in two second fixed plates, backflow cable installation clamp includes solid fixed splint and movable clamp plate, gu fixed splint and movable clamp plate fold each other and make the backflow cable centre gripping between solid fixed splint and movable clamp plate. It is comparatively convenient to return cable's installation, promotes performance.

Description

Cable fixing clamp

Technical Field

The utility model belongs to the technical field of a cable positioning installation technique and specifically relates to a cable fixation clamp.

Background

With the high-speed development of power construction and the continuous deepening of urban beautification requirements in China, the application occasions of cables are gradually increased, and the cables need to be effectively supported and fixed in the laying process, so that the reliability and the safety of power supply are guaranteed. At present, the fixing in the cable laying process usually depends on the cable fixation clamp to realize, promptly: utilize the cable fixation clamp to fix the cable on the support to prevent that unfavorable situations such as short circuit from appearing in overhead line under the interference of external factor, thereby guarantee smooth, the safe operation of cable run. However, after the high-voltage cable is installed on the cable fixing frame, a return cable must be installed to reduce the induced voltage of the sheath during short-circuit fault, and it is inconvenient to install the return cable on the cable fixing clip in the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a cable fixing clamp designed for solving the defects of the technology, which has the following specific structure.

The utility model discloses a cable fixation clamp, first supporting piece and second supporting piece including mutual symmetry setting, first supporting piece includes first centre gripping groove and two first fixed plates that match with the cable, the second supporting piece includes second centre gripping groove and two second fixed plates that match with the cable, two first fixed plates correspond and interconnect with each second fixed plate respectively, install backflow cable installation clamp on at least one of two first fixed plates or in two second fixed plates, backflow cable installation clamp includes solid fixed splint and movable clamp plate, gu fixed splint and movable clamp plate fold each other and make the backflow cable centre gripping between solid fixed splint and movable clamp plate.

Preferably, the lower end of the fixed clamping plate is provided with an arc inner recess and a threaded hole, the lower end of the movable clamping plate is provided with a connecting strip and a through hole, the outer wall of the connecting strip is an arc surface, the connecting strip is arranged in the arc inner recess, a bolt penetrates through the through hole and is in threaded connection with the threaded hole, the backflow cable is clamped between a clamping groove at the upper end of the fixed clamping plate and a clamping groove at the upper end of the movable clamping plate, and the cable is arranged in a clamping cavity formed by mutually splicing the first clamping groove and the second clamping groove.

Preferably, the lower end of the fixed clamping plate is provided with a connecting strip and a threaded hole, the lower end of the movable clamping plate is provided with an arc inner concave and a through hole, the outer wall of the connecting strip is an arc surface, the connecting strip is arranged in the arc inner concave, a bolt penetrates through the through hole and is in threaded connection with the threaded hole, and the backflow cable is clamped between a clamping groove at the upper end of the fixed clamping plate and a clamping groove at the upper end of the movable clamping plate.

Preferably, the fixing splint is further provided with a T-shaped positioning portion, at least one of the two first fixing plates or at least one of the two second fixing plates is provided with a mounting groove, a limiting block is arranged at an opening of the mounting groove, and a transverse end block of the T-shaped positioning portion is arranged in the mounting groove and limited by the limiting block.

Preferably, the fixing device also comprises two bolts, the two first fixing plates respectively comprise a first through hole, the two second fixing plates respectively comprise a positioning groove, a second through hole positioned on the upper inner wall of the positioning groove and a third through hole positioned on the lower inner wall of the positioning groove, connecting pieces are respectively arranged in the two positioning grooves, the two connecting pieces respectively comprise a threaded hole and at least one side plane, the first through hole, the second through hole, the third through hole and the threaded hole are mutually corresponding, and the screw rod of one bolt is in threaded connection with the threaded hole on one connecting piece after sequentially penetrating through the first through hole on one first fixing plate and the second through hole on one second fixing plate, the screw rod of the other bolt is in threaded connection with the threaded hole on the other connecting piece after sequentially penetrating through the first through hole on the other first fixing plate and the second through hole on the other second fixing plate, and at least one side plane is attached to at least one flat inner wall of the positioning groove.

Preferably, the connecting piece is welded or fixed with the inner wall of the positioning groove in a pressing mode.

Preferably, the connecting piece adopts a hexagonal nut, and two opposite side planes on the hexagonal nut are respectively attached to two opposite flat inner walls of the positioning groove.

Preferably, the second clamping piece is provided with a base, and two ends of the base are respectively provided with a fixing hole.

As the preferred, first centre gripping groove and second centre gripping groove all include the arc inner wall, all laminate on the two arc inner walls and be fixed with the arc gasket.

Preferably, the two ends of the inner wall of the arc-shaped gasket are respectively provided with an elastic clamping block, the two ends of the inner wall of the arc-shaped gasket are respectively provided with a clamping groove, or the two ends of the inner wall of the arc-shaped gasket are respectively provided with a clamping groove, the two ends of the inner wall of the arc-shaped gasket are respectively provided with an elastic clamping block, and the elastic clamping blocks are correspondingly embedded into the clamping grooves and are in interference fit.

Preferably, the front edge and the rear edge of each of the two arc-shaped gaskets are provided with a limiting blocking piece, the front limiting blocking piece and the rear limiting blocking piece on one arc-shaped gasket are respectively attached to the front side surface and the rear side surface of the first clamping piece in a limiting mode, and the front limiting blocking piece and the rear limiting blocking piece on the other arc-shaped gasket are respectively attached to the front side surface and the rear side surface of the second clamping piece in a limiting mode.

The utility model relates to a cable fixing clamp, which is convenient for installing a backflow cable and improves the service performance; moreover, the cable is conveniently clamped between the first clamping sheet and the second clamping sheet by embedding the nut; in addition, the gasket is limited in the left-right direction by the aid of the matching of the elastic clamping blocks and the clamping grooves, and is limited in the left-right direction, the front-back direction and the up-down direction on the gasket by the aid of matching of the elastic clamping blocks and the limiting parts, so that the gasket is fixed reliably.

Drawings

FIG. 1 is a schematic view of the overall structure;

FIG. 2 is a cross-sectional view (one);

FIG. 3 is an enlarged view at A;

fig. 4 is a sectional view (two).

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art all belong to the protection scope of the present invention.

Example 1:

as shown in fig. 1 to 4, a cable fixing clip described in this embodiment includes a first clamping piece 1 and a second clamping piece 2 that are symmetrically disposed with respect to each other, where the first clamping piece 1 includes a first clamping groove 11 matching with a cable and two first fixing plates 12, the second clamping piece 2 includes a second clamping groove 21 matching with the cable and two second fixing plates 22, the two first fixing plates 12 correspond to and are connected to the respective second fixing plates 22, a return cable mounting clip 5 is mounted on at least one of the two first fixing plates 12 or on at least one of the two second fixing plates 22, the return cable mounting clip 5 includes a fixing clamping plate 52 and a movable clamping plate 53, the fixing clamping plate 52 and the movable clamping plate 53 are folded with each other to clamp the return cable between the fixing clamping plate 52 and the movable clamping plate 53, and a technical solution adopted in clamping is: the lower extreme of fixed splint 52 is provided with circular arc indent 522 and screw hole 521, the lower extreme of activity splint 53 is provided with connecting strip 532 and perforation 531, the outer wall of connecting strip 532 is the arc surface, connecting strip 532 is arranged in circular arc indent 522, it has bolt 6 to run through in the perforation 531, and bolt 6 and screw hole 521 threaded connection, the backflow cable centre gripping is between the tight groove 54 of the clamp of fixed splint 52 upper end 54 and the tight groove 54 of the clamp of activity splint 53 upper end, the cable mounting is in the centre gripping intracavity that first centre gripping groove 11 and the mutual amalgamation of second centre gripping groove 21 formed.

Based on the above, place back between the tight groove of the clamp of solid fixed splint 52 and the tight groove of the clamp of activity splint 53 with return cable, carry out swivel bolt 6 for the tight groove of the clamp of solid fixed splint 52 and the tight groove of the clamp of activity splint 53 fold each other, in order to reach return cable's tight installation of clamp, need not to hold return cable with the hand this moment and can accomplish the installation, make the return cable installation comparatively light, promote performance.

Preferably, the fixing splint 52 is further provided with a T-shaped positioning portion 51, at least one of the two first fixing plates 12 or at least one of the two second fixing plates 22 is provided with a mounting groove 221, an opening of the mounting groove 221 is provided with a limiting block 225, an end transverse block 511 of the T-shaped positioning portion 51 is disposed in the mounting groove 221 and limited by the limiting block 225, and the backflow cable mounting frame is convenient to mount due to structural arrangement without fixedly mounting the backflow cable mounting clip 5 by welding or the like.

Preferably, the fixing device further comprises two bolts, each of the two first fixing plates 12 comprises a first through hole 121, each of the two second fixing plates 22 comprises a positioning groove 224, a second through hole 222 located on the upper inner wall of the positioning groove 224 and a third through hole 223 located on the lower inner wall of the positioning groove 224, the connecting piece 7 is placed in each of the two positioning grooves 224, each of the two connecting pieces 7 comprises a threaded hole 71 and at least one side plane 72, the first through hole 121, the second through hole 222, the third through hole 223 and the threaded hole 71 correspond to each other, a screw rod of one bolt 6 sequentially penetrates through the first through hole 121 on one first fixing plate 12 and the second through hole 222 on one second fixing plate 22 and then is in threaded connection with the threaded hole 71 on one connecting piece 7, a screw rod of the other bolt 6 sequentially penetrates through the first through hole 121 on the other first fixing plate 12 and the second through hole 222 on the other second fixing plate 22 and then is in threaded connection with the threaded hole 71 on the other connecting piece 7, at least one side plane 72 is attached to at least one flat inner wall of the positioning groove 224; preferably, in order to secure the first connecting body 12 to the second connecting body 22, a washer is disposed between the head of the bolt 6 and the first connecting body 12, and the screw of the bolt 6 generally passes through the third through hole 223. And, the utilization inlays the dress to the screw and fixes for reach the spiral rotation through single hand operation instrument, realize that the cable fixation presss from both sides tightly, make convenient to use.

Preferably, the connecting member 7 is welded or press-fitted to the inner wall of the positioning groove 224, which enables the connecting member 7 to be fixed, so that the bolt 6 can be conveniently connected to the threaded hole 71 of the connecting member 7. Wherein, the crimping is fixed as follows: at least one of the upper outer wall and the lower outer wall of the two first connecting bodies 12 is pressed by pressure, so that the inner wall of the positioning groove 224 forms a protrusion, and the connecting piece 7 is pressed tightly to fix the connecting piece in the positioning groove, and the fixing of the connecting piece makes the connecting piece fixed and stable, and the walking is prevented.

Preferably, the connecting member 7 is a hexagonal nut, and two opposite flat surfaces 72 of the hexagonal nut are respectively abutted against two opposite flat inner walls of the positioning groove 224.

Preferably, the second clamping piece 2 is provided with a base 23, two ends of the base 23 are respectively provided with a fixing hole 231, the fixing holes 231 can respectively penetrate into the fixing bolts 8, and the bolt heads of the fixing bolts 8 can be clamped into the T-shaped grooves of the mounting frame.

Preferably, first centre gripping groove 11 and second centre gripping groove 21 all include arc inner wall 100, all the laminating is fixed with arc gasket 3 on two arc inner walls 100, and it sets up to match the circular cable of installation to arc gasket 3 is rubber gasket or silica gel gasket.

Preferably, the two ends of the inner wall of the arc-shaped gasket 3 are respectively provided with an elastic clamping block 31, the two ends of the arc-shaped inner wall 100 are respectively provided with a clamping groove 13, or the two ends of the inner wall of the arc-shaped gasket 3 are respectively provided with a clamping groove 13, the two ends of the arc-shaped inner wall 100 are respectively provided with an elastic clamping block 31, the elastic clamping blocks 31 are correspondingly embedded into the clamping grooves 13 and are in interference fit, and the elastic clamping blocks are arranged to enable the gasket to be positioned and fixed in the clamping grooves so as to prevent the gasket from moving; the length of the elastic fixture block is consistent with the width of the arc-shaped gasket, so that two end parts of the elastic fixture block are respectively orthogonal to the front side edge and the rear side edge of the arc-shaped gasket, the elastic fixture block is in a longitudinal state, and the elastic fixture block is parallel to the width side edge of the arc-shaped gasket; the both ends of screens groove 13 are the quadrature with the front and back both sides edge of arc inner wall, make the screens groove also be vertical state, and screens groove 13 is parallel with the width side of arc inner wall.

Preferably, the locking groove 13 is a circular locking groove 13, the elastic latch 31 is a circular latch matched with the circular locking groove 13, the configuration of the circular latch makes the latch more easily locked in the locking groove 13, and both the elastic latch 31 and the locking groove 13 are of a strip structure.

Preferably, the front and rear edges of the two arc-shaped gaskets 3 are provided with limiting blocking pieces 32, the front and rear limiting blocking pieces 32 on one arc-shaped gasket 3 are respectively attached to the front and rear side surfaces of the first clamping piece 1 for limitation, and the front and rear limiting blocking pieces 32 on the other arc-shaped gasket 3 are respectively attached to the front and rear side surfaces of the second clamping piece 2 for limitation. The structure of the gasket is matched with the clamping groove 13 and the elastic clamping block 31, so that the gasket is limited in position in the front-back longitudinal direction, the left-right transverse direction and the up-down direction, and the gasket is stably and reliably mounted in the clamping groove.

Example 2:

the present embodiment describes a cable holder, which has a general structure similar to that of embodiment 1, but is different from that of embodiment 1 in that: the lower end of the fixed splint 52 is provided with a connecting bar 532 and a threaded hole 521, the lower end of the movable splint 53 is provided with an arc inner recess 522 and a through hole 531, the outer wall of the connecting bar 532 is an arc surface, the connecting bar 532 is arranged in the arc inner recess 522, a bolt 6 penetrates through the through hole 531, the bolt 6 is in threaded connection with the threaded hole 521, and the backflow cable is clamped between a clamping groove 54 at the upper end of the fixed splint 52 and a clamping groove 54 at the upper end of the movable splint 53.

The present invention is not limited to the above-mentioned preferred embodiments, and any other products in various forms can be obtained by the teaching of the present invention, but any changes in the shape or structure thereof, which have the same or similar technical solutions as the present invention, fall within the protection scope of the present invention.

Claims

1. The utility model provides a cable fixing clamp, a serial communication port, including first centre gripping piece (1) and second centre gripping piece (2) that mutual symmetry set up, first centre gripping piece (1) is including first centre gripping groove (11) and two first fixed plates (12) that match with the cable, second centre gripping piece (2) are including second centre gripping groove (21) and two second fixed plates (22) that match with the cable, two first fixed plates (12) correspond and interconnect with each second fixed plate (22) respectively, install backflow cable installation clamp (5) on at least one of two first fixed plates (12) or at least one of two second fixed plates (22), backflow cable installation clamp (5) are including fixed splint (52) and activity splint (53), fixed splint (52) and activity splint (53) fold each other and make backflow cable centre gripping between fixed splint (52) and activity splint (53).

2. The cable fixing clamp as claimed in claim 1, wherein the lower end of the fixing clamping plate (52) is provided with an arc inner recess (522) and a threaded hole (521), the lower end of the movable clamping plate (53) is provided with a connecting strip (532) and a through hole (531), the outer wall of the connecting strip (532) is an arc surface, the connecting strip (532) is arranged in the arc inner recess (522), a bolt (6) penetrates through the through hole (531), the bolt (6) is in threaded connection with the threaded hole (521), and the backflow cable is clamped between a clamping groove (54) at the upper end of the fixing clamping plate (52) and a clamping groove (54) at the upper end of the movable clamping plate (53).

3. The cable fixing clamp according to claim 1, wherein a connecting strip (532) and a threaded hole (521) are arranged at the lower end of the fixing clamping plate (52), an arc inner recess (522) and a through hole (531) are arranged at the lower end of the movable clamping plate (53), the outer wall of the connecting strip (532) is an arc surface, the connecting strip (532) is arranged in the arc inner recess (522), a bolt (6) penetrates through the through hole (531), the bolt (6) is in threaded connection with the threaded hole (521), and the backflow cable is clamped between a clamping groove (54) at the upper end of the fixing clamping plate (52) and a clamping groove (54) at the upper end of the movable clamping plate (53).

4. The cable fixing clip according to claim 1, 2 or 3, wherein the fixing clip plate (52) is further provided with a T-shaped positioning portion (51), at least one of the two first fixing plates (12) or at least one of the two second fixing plates (22) is provided with a mounting groove (221), a limiting block (225) is arranged at an opening of the mounting groove (221), and an end transverse block (511) of the T-shaped positioning portion (51) is arranged in the mounting groove (221) and limited by the limiting block (225).

5. The cable fixing clamp according to claim 4, further comprising two bolts (6), wherein each of the two first fixing plates (12) comprises a first through hole (121), each of the two second fixing plates (22) comprises a positioning groove (224), a second through hole (222) located on an upper inner wall of the positioning groove (224), and a third through hole (223) located on a lower inner wall of the positioning groove (224), each of the two positioning grooves (224) is provided with a connecting member (7), each of the two connecting members (7) comprises a threaded hole (71) and at least one side plane (72), the first through hole (121), the second through hole (222), the third through hole (223), and the threaded hole (71) correspond to each other, and a screw of one bolt (6) sequentially penetrates through the first through hole (121) of the first fixing plate (12) and the second through hole (222) of the second fixing plate (22) and then is in threaded connection with the threaded hole (71) of the connecting member (7), the screw rod of another bolt (6) penetrates through the first through hole (121) on another first fixing plate (12) and the second through hole (222) on another second fixing plate (22) in sequence and then is in threaded connection with the threaded hole (71) on another connecting piece (7), and at least one side plane (72) is attached to at least one flat inner wall of the positioning groove (224).

6. A cable clamp according to claim 5, wherein the connecting element (7) is welded or crimped to the inner wall of the positioning groove (224).

7. A cable fixation clamp as claimed in claim 5, wherein the connecting member (7) is a hexagonal nut having opposite flat surfaces (72) engaging opposite flat inner walls of the positioning slot (224).

8. A cable fixing clip according to claim 5, wherein the second clamping piece (2) is provided with a base (23), and both ends of the base (23) are respectively provided with a fixing hole (231).

9. The cable fixing clamp as claimed in claim 5, wherein the first clamping groove (11) and the second clamping groove (21) each comprise an arc-shaped inner wall (100), and an arc-shaped gasket (3) is attached and fixed on each arc-shaped inner wall (100).

10. The cable fixing clamp according to claim 1, wherein elastic clamping blocks (31) are respectively arranged at two ends of the inner wall of the arc-shaped gasket (3), clamping grooves (13) are respectively arranged at two ends of the arc-shaped inner wall (100), or the clamping grooves (13) are respectively arranged at two ends of the inner wall of the arc-shaped gasket (3), the elastic clamping blocks (31) are respectively arranged at two ends of the arc-shaped inner wall (100), and the elastic clamping blocks (31) are correspondingly embedded in the clamping grooves (13) and are in interference fit;

the front edge and the rear edge of the two arc-shaped gaskets (3) are provided with limiting blocking pieces (32), the front limiting blocking piece and the rear limiting blocking piece (32) on one arc-shaped gasket (3) are respectively attached to the front side surface and the rear side surface of the first clamping piece (1) in a limiting mode, and the front limiting blocking piece and the rear limiting blocking piece (32) on the other arc-shaped gasket (3) are respectively attached to the front side surface and the rear side surface of the second clamping piece (2) in a limiting mode.