CN211266342U

CN211266342U - Fixing device for pipeline cable

Info

Publication number: CN211266342U
Application number: CN202020149909.4U
Authority: CN
Inventors: 胡杰; 黄聪杰; 陈辉; 包伟江; 张国斌
Original assignee: Ningbo Jinsui Rubber And Plastic Co ltd
Current assignee: Ningbo Jinsui Rubber And Plastic Co ltd
Priority date: 2020-01-24
Filing date: 2020-01-24
Publication date: 2020-08-14
Anticipated expiration: 2030-01-24

Abstract

The utility model provides a fixing device of pipeline cable, including fastening device, fastening device is global shape and pipeline inner wall shape looks adaptation and can stopper pipeline open-ended cock body, the cock body is formed by M block radial amalgamation, be provided with the cable through-hole that N cable can pass the cock body on the cock body that the amalgamation formed, when N is for being greater than 1, the cable through-hole is mutual interval arrangement on the cock body, every cable through-hole is the cavity that encloses by the side concave part amalgamation of two adjacent blocks, every block includes the clamp plate, elasticity sealing block and bottom plate that can warp, the clamp plate passes through the connecting rod with the bottom plate and presss from both sides the elasticity sealing block in the centre, be provided with the screw nut that can extrude the clamp plate on the connecting rod tip. The utility model has the advantages that: the cable fixing device has the advantages of convenient cable installation, high installation efficiency, small size of the fastening mechanism, small space occupation in the cable installation pipeline, good cable fixing effect and capability of sealing the gap between the outer wall of the cable and the inner wall of the cable installation pipeline.

Description

Fixing device for pipeline cable

Technical Field

The utility model relates to a cable fixing device especially indicates a pipeline cable's fixing device.

Background

A cable fixing device in pipe is disclosed in the prior Chinese utility model with application number CN02266455.6 entitled "Cable fixing device in pipe", which comprises a fixing plate and a radial locking device, wherein the fixing plate is provided with a cable through groove, the fixing plate is arranged in the cable pipeline in the direction perpendicular to the axial direction of the cable pipeline, the radial locking device comprises a radial fixing component and a fastening bolt, the fastening bolt is connected with the fixing plate, the radial fixing component is arranged on the fastening bolt, the radial fixing component can adopt two structural modes, the first structural mode adopts a fixing pin which is arranged in the fixing plate and is perpendicular to the axial direction of the cable pipeline, the second structural mode adopts a plate-shaped element with the length which is larger than the distance from the cable through groove on the fixing plate to the inner wall of the cable pipeline, the radial fixing component is driven by the fastening bolt to generate pressure on the cable through groove and the inner wall of the cable pipeline, the cable and the cable duct are fixed, so that the cable and the device are fixed in the cable duct, and the cable is prevented from being drawn out of the cable duct after the cable is cut off by external force. However, the device occupies a large space in the pipe and is inefficient in use, and therefore the structure of the device needs to be further improved.

Disclosure of Invention

The utility model aims to solve the technical problem that to above-mentioned prior art current situation and provide a small, cable erection pipeline space occupies for a short time, and the cable is fixed effectual and can seal the fixing device of the cable in the pipeline in space between cable outer wall and the cable erection pipeline inner wall.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: this pipeline cable's fixing device, including can fixing the fastening device at the pipeline opening part with the cable, its characterized in that: the fastening mechanism is a plug body which has the shape of the peripheral surface matched with the shape of the inner wall of the pipeline and can plug the opening of the pipeline, the plug body is formed by radially splicing M blocks, N cable through holes through which cables can pass through the plug body are arranged on the spliced plug body, when N is more than 1, the cable through holes are arranged on the plug body at intervals, each cable through hole is a cavity formed by splicing concave parts on the side surfaces of two adjacent blocks, each block comprises a pressure plate, an elastic sealing block capable of deforming and a bottom plate, the pressure plate and the bottom plate clamp the elastic sealing block in the middle through a connecting rod, a tightening nut capable of extruding the pressure plate is arranged at the end part of the connecting rod, when the tightening nut is tightened, the pressure plate and the bottom plate extrude the elastic sealing block to enable the inner side surface and the outer side surface of the elastic sealing block to bulge, and the outer peripheral surface formed by the outer side surfaces of the M elastic sealing blocks is tightly fastened with the inner wall of the opening of the pipeline, the inner wall of a cavity defined by the side concave parts of two adjacent elastic sealing blocks is tightly and tightly fixed with the corresponding peripheral surface of the cable, M is a natural number from 2 to 10, and N is a natural number from 1 to 10.

As a modification, the elastic sealing block may preferably be a hollow structure that can be easily deformed when pressed by a pressing plate.

In a further improvement, a bottom opening may be preferably provided on the bottom surface of the hollow structure, and a bottom plate protrusion capable of being inserted into the bottom opening is provided on the top surface of the bottom plate.

In a further improvement, the root of the connecting rod may preferably be located on the top surface of the protrusion of the base plate, and the top of the connecting rod passes through the inner cavity of the hollow structure.

In a further improvement, the elastic sealing block can be a sleeve body which is made of polyurethane and has the thickness of 4-10 mm.

As a modification, the plug body may preferably be formed by equally dividing three blocks, the three blocks are in a fan shape, the outer side wall of each fan-shaped block is a circular arc surface, and the side concave portion is located on the corresponding inner side wall of each fan-shaped block.

The improvement is further realized, when the pressing plate is not extruded by the tightening nut, the outer side wall and the inner side wall of each elastic sealing block are both positioned outside the corresponding side walls of the pressing plate and the bottom plate, when the three blocks are spliced into the plug body, the outer wall of each cable is tightly attached to the inner side wall of each corresponding elastic sealing block, and the outer side walls of the adjacent elastic sealing blocks are attached to seamless outer circular surfaces.

As a modification, a slip-proof washer may be preferably fitted over the tie rod between the top surface of the pressure plate and the bottom surface of the tightening nut.

As a modification, a platen through hole that can reduce the weight of the platen may be preferably provided on the platen.

As a modification, a bottom surface recess portion capable of reducing the weight of the bottom plate may be preferably provided on the bottom plate.

Compared with the prior art, the utility model has the advantages of: the fixing device is small in size, the space occupied in the pipeline for installing the cable is small, the fastening mechanism penetrating through the cable is firstly arranged on the opening of the pipeline, and then the elastic sealing block is deformed by screwing the tightening nut to fix the cable in the pipeline, so that the tightness degree of the tightening nut can be adjusted according to the size of the actual opening of the pipeline, and a relatively ideal fixing effect is achieved; secondly, fastening device is fixed mutually with the pipeline inner wall and is also in the same time with cable and fastening device card solid together, and the fastening connection operation only needs to carry out once, and the installation is more convenient high-efficient, and in addition, the elasticity sealing block is elastic, can hug closely on cable and pipeline inner wall, plays good sealed effect, and this kind of fixing method does not use sharp-pointed object at last, can not fish tail or destroy cable or pipeline inner wall, to sum up, this fixing device is small, and cable installation pipeline intraductal space occupies for a short time, and cable fixed effectual and can seal the space between cable outer wall and the cable installation pipeline inner wall, is worth using the popularization.

Drawings

Fig. 1 is a perspective view of an embodiment of the present invention;

FIG. 2 is a perspective view of FIG. 1 at another angle;

FIG. 3 is a perspective view of one of the blocks of FIG. 1;

FIG. 4 is a schematic view of the structure of FIG. 1 mounted on a pipe;

FIG. 5 is a schematic view of the arrangement of FIG. 1 mounted on a pipe and with a cable attached;

FIG. 6 is an exploded view of the structure of FIG. 3;

FIG. 7 is a further exploded view of the structure of FIG. 6;

fig. 8 is a further exploded view of fig. 6 at another angle.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 8, the fixing device for a pipeline cable of the present embodiment includes a fastening mechanism capable of fixing a cable 2 at an opening of a pipeline 3, the fastening mechanism is a plug body whose circumferential shape is matched with the shape of the inner wall of the pipeline and capable of plugging the opening of the pipeline, the plug body is formed by radially splicing M blocks 1, N cable through holes 11 through which the cable can pass through the plug body are provided on the spliced plug body, when N is greater than 1, the cable through holes 11 are arranged on the plug body at intervals, each cable through hole 11 is a cavity surrounded by splicing side recesses 12 of two adjacent blocks 1, each block 1 includes a pressing plate 16, a deformable elastic sealing block 4 and a bottom plate 14, the pressing plate 16 and the bottom plate 14 sandwich the elastic sealing block 4 through a connecting rod 13, a tightening nut 5 capable of pressing the pressing plate is provided on the end of the connecting rod 13, when the tightening nut 5 is tightened, the pressing plate 16 and the bottom plate 14 extrude the elastic sealing blocks 4 to enable the inner side surfaces and the outer side surfaces of the elastic sealing blocks 4 to swell, the outer peripheral surfaces surrounded by the outer side surfaces of M elastic sealing blocks 4 are tightly fastened with the inner wall of the opening of the pipeline in a sealing mode, the inner wall of a cavity surrounded by the side concave parts 12 of two adjacent elastic sealing blocks 4 is tightly fastened with the corresponding peripheral surface of the cable in a sealing mode, M is a natural number from 2 to 10, and N is a natural number from 1 to 10. The pressing plate 16 is provided with a pressing plate through hole 15, the connecting rod 13 penetrates through the pressing plate through hole 15, and the thread at the top end of the connecting rod 13 is in threaded connection with the screwing nut 5. The elastic sealing block 4 is a hollow structure that can be easily deformed when pressed by the pressing plate 16. A bottom opening 17 is provided on the bottom surface of the hollow structure, and a bottom plate protrusion 141 capable of being inserted on the bottom opening 17 is provided on the top surface of the bottom plate 14. The root of the connecting rod 13 is located on the top surface of the base plate protrusion 141, and the top of the connecting rod 13 passes through the inner cavity of the hollow structure. The elastic sealing block 4 is a sleeve body made of polyurethane and having a thickness of 4-10 mm.

The cock body is formed by the equal branch setting of three block 1, and three block 1 is fan-shaped, and the lateral wall of every fan-shaped block is the arc surface, and side concave part 12 is located the corresponding inside wall of every fan-shaped block. When the nut 5 is screwed down and the pressing plate 16 is not extruded, the outer side wall and the inner side wall of the elastic sealing block 4 are both positioned outside the corresponding side walls of the pressing plate 16 and the bottom plate 14, when the three blocks 1 are spliced into the plug body, the outer wall of the cable 2 is tightly attached to the inner side wall of the corresponding elastic sealing block 4, and the outer side wall of the adjacent elastic sealing block 4 is attached to a seamless outer circular surface. An anti-slip washer 6 is sleeved on the connecting rod 13 between the top surface of the pressure plate 16 and the bottom surface of the tightening nut 5. Platen 16 is provided with platen through holes 161 that reduce the weight of platen 16. The bottom plate 14 is provided with a bottom surface recess 142 capable of reducing the weight of the bottom plate 14.

The working principle is as follows: with the cable card in the side recess of block, splice into a cock body with the block in proper order, screw up the nut this moment and still do not compress tightly the clamp plate and make elastic sealing piece warp, consequently can pack into the pipeline with the cock body of concatenation.

After the plug body is arranged on the opening of the pipeline, the nut is screwed down, the outer side wall of the elastic sealing block protrudes outwards to be tightly attached to the inner wall of the pipeline for positioning, and the inner side wall of the elastic sealing block protrudes inwards to be tightly attached to the cable for positioning, so that the cable is fixed on the opening of the pipeline.

Claims

1. The utility model provides a fixing device of pipeline cable, includes can fix cable (2) at the fastening device of pipeline (3) opening part, its characterized in that: the fastening mechanism is a plug body which is matched with the shape of the inner wall of a pipeline in the peripheral surface shape and can plug the opening of the pipeline, the plug body is formed by radially splicing M blocks (1), N cable through holes (11) through which cables can penetrate the plug body are arranged on the spliced plug body, when N is larger than 1, the cable through holes (11) are arranged on the plug body at intervals, each cable through hole (11) is a cavity formed by splicing side concave parts (12) of two adjacent blocks (1), each block (1) comprises a pressing plate (16), a deformable elastic sealing block (4) and a bottom plate (14), the pressing plate (16) and the bottom plate (14) clamp the elastic sealing block (4) in the middle through a connecting rod (13), a screwing nut (5) capable of extruding the pressing plate is arranged at the end part of the connecting rod (13), and when the screwing nut (5) is screwed, the pressing plate (16) and the bottom plate (14) extrude the elastic sealing blocks (4) to enable the inner side surfaces and the outer side surfaces of the elastic sealing blocks (4) to be bulged, the outer peripheral surfaces surrounded by the outer side surfaces of M elastic sealing blocks (4) are tightly fixed with the inner wall of an opening of a pipeline in a sealing mode, the inner wall of a cavity surrounded by side concave parts (12) of two adjacent elastic sealing blocks (4) is tightly fixed with the corresponding peripheral surface of a cable in a sealing mode, M is a natural number from 2 to 10, and N is a natural number from 1 to 10.

2. The fixture according to claim 1, wherein: the elastic sealing block (4) is a hollow structure which can be easily deformed when being pressed by a pressing plate (16).

3. The fixture according to claim 2, wherein: a bottom surface opening (17) is arranged on the bottom surface of the hollow structure, and a bottom plate bulge (141) capable of being inserted on the bottom surface opening (17) is arranged on the top surface of the bottom plate (14).

4. A fixation device as claimed in claim 3, wherein: the root of connecting rod (13) is located the top surface of bottom plate arch (141), the cavity of hollow structure is passed through at the top of connecting rod (13).

5. A fixation device as claimed in claim 3, wherein: the elastic sealing block (4) is a sleeve body which is made of polyurethane and has the thickness of 4-10 mm.

6. A fixation device as claimed in any one of claims 1 to 5, wherein: the cock body is formed by the impartial branch setting of three block (1), and three block (1) are fan-shaped, and the lateral wall of every fan-shaped block is the arc surface, side concave part (12) are located the corresponding inside wall of every fan-shaped block.

7. The fixture according to claim 6, wherein: when the pressing plate (16) is not extruded by the screwing nut (5), the outer side wall and the inner side wall of each elastic sealing block (4) are both located outside the corresponding side walls of the pressing plate (16) and the bottom plate (14), when the three blocks (1) are spliced into the plug body, the outer wall of each cable (2) is tightly attached to the inner side wall of the corresponding elastic sealing block (4), and the outer side wall of each adjacent elastic sealing block (4) is attached to a seamless outer circular surface.

8. A fixation device as claimed in any one of claims 1 to 5, wherein: an anti-skid washer (6) is sleeved on the connecting rod (13) between the top surface of the pressure plate (16) and the bottom surface of the tightening nut (5).

9. A fixation device as claimed in any one of claims 1 to 5, wherein: the pressure plate (16) is provided with a pressure plate through hole (161) which can reduce the weight of the pressure plate (16).

10. A fixation device as claimed in any one of claims 1 to 5, wherein: a bottom surface recess (142) capable of reducing the weight of the bottom plate (14) is provided on the bottom plate (14).