CN214755442U

CN214755442U - Cable pre-buried pipeline sealing structure

Info

Publication number: CN214755442U
Application number: CN202121039888.1U
Authority: CN
Inventors: 胡勇军; 王凝瑞
Original assignee: Beijing Bner Waterproof Material Co ltd
Current assignee: Beijing Bner Waterproof Material Co ltd
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2021-11-16
Anticipated expiration: 2031-05-14

Abstract

The application relates to the field of cable laying, in particular to a cable embedded pipeline sealing structure which is arranged at an opening position of a pipeline in a shaft and comprises a mounting plate fixed on the side wall of the shaft, wherein the mounting plate is provided with a mounting hole for the pipeline to pass through; threaded connection has the protective cover on the mounting panel, offers the intercommunicating pore that supplies the cable to pass on the protective cover, and the cable pastes with the intercommunicating pore lateral wall mutually. This application has and reduces intaking in the pipeline, promotes the protection effect to the cable.

Description

Cable pre-buried pipeline sealing structure

Technical Field

The application relates to the field of cable laying, especially, relate to a pre-buried pipeline seal structure of cable.

Background

In the process of laying the cable, an inspection well is required to be arranged at intervals, so that the cable is convenient to inspect at the later stage, and the cable can be laid in sections in the process of laying the cable, so that the operation of laying the cable is more convenient; in the process of laying the cables, the cables need to be protected by corresponding pipelines, and the phenomenon of damage of the cables is reduced.

With respect to the related art in the above, the inventors found that: the pipeline needs to be cut at the position of the side wall of the well of the overhaul well, the cable can be paved from the opening position of the pipeline in the well in the cable paving process, but in the subsequent use process, under the condition of water inflow in the overhaul well, the phenomenon that water flows into the pipeline from the opening of the pipeline easily occurs, water is accumulated in the pipeline, and the problem of cable damage easily occurs.

SUMMERY OF THE UTILITY MODEL

In order to intake in the reduction pipeline, improve the protection effect to the cable, this application provides a pre-buried pipeline seal structure of cable.

The application provides a pre-buried pipeline seal structure of cable adopts following technical scheme:

a cable embedded pipeline sealing structure is arranged at an opening position of a pipeline in a shaft and comprises a mounting plate fixed on the side wall of the shaft, wherein a mounting hole for the pipeline to pass through is formed in the mounting plate; threaded connection has the protective cover on the mounting panel, offers the intercommunicating pore that supplies the cable to pass on the protective cover, and the cable pastes with the intercommunicating pore lateral wall mutually.

Through adopting above-mentioned technical scheme, when sealing up the pipeline opening that lies in the well, fix the mounting panel on the wall of a well, during the pipeline inserted the mounting hole that corresponds, the protective cover was established on the cable and is screwed up on the mounting panel, and the cable pastes with the lateral wall of intercommunicating pore mutually, realizes the sealed in the clearance between cable and the intercommunicating pore lateral wall, and it is comparatively convenient to carry out sealed operation to the pipeline opening, reduces the problem of intaking in the pipeline of appearing, promotes the protective effect to the cable.

Optionally, a sealing assembly is arranged on the protective cover, and comprises an installation edge fixed on the protective cover and a sealing airbag arranged on the installation edge; the inner side surface of the mounting edge is flush with the side surface of the communicating hole.

Through adopting above-mentioned technical scheme, when using seal assembly to seal up the clearance between cable and the intercommunicating pore, sealed gasbag is in the inflation state, and sealed gasbag and cable butt promote the leakproofness between cable and the protective cover, and sealed effect is better.

Optionally, an installation groove is formed in the end face of the installation edge far away from the installation plate, the installation groove is located at the position of the inner ring edge of the installation edge, and an embedded groove for embedding the sealing airbag is formed in the side wall of the installation groove close to the installation plate; the mounting edge is provided with a fixing piece used for fixing the sealed air bag.

Through adopting above-mentioned technical scheme, it is comparatively convenient to install sealed gasbag, at first will sealed gasbag embedding caulking groove in, later use the mounting compress tightly sealed gasbag fixed can, it is comparatively convenient to operate, in installation or follow-up use, under the phenomenon that sealed gasbag appears damaging, can be comparatively convenient change sealed gasbag, promote the convenience of operation.

Optionally, the fixing piece includes a connecting sleeve in threaded connection with the mounting edge, a connecting edge is fixedly connected to an end portion of an inner side wall of the connecting sleeve, a butting ring is fixedly connected to an inner ring edge of the connecting edge, and a butting groove is formed in an end face, facing the caulking groove, of the butting ring; under the connection edge and the installation edge end face butt state, a gap exists between the butt ring and the caulking groove.

Through adopting above-mentioned technical scheme, when fixing sealed gasbag, will seal gasbag embedding caulking groove, later establish the connecting sleeve cover on the installation edge, screw up connecting sleeve to connect along with the installation along the state of butt, at this moment, sealed gasbag inlays in caulking groove and butt groove, and one side of sealed gasbag is located the spread groove and outside the butt groove, has promoted the convenience of fixing sealed gasbag.

Optionally, an inflation nozzle is fixedly connected to the mounting edge, one end of the inflation nozzle is communicated to the inside of the caulking groove, and the other end of the inflation nozzle is communicated to the outer side of the mounting edge; the end part of the inflating nozzle positioned in the caulking groove is connected with an air nozzle of the sealed air bag.

Through adopting above-mentioned technical scheme, it is middle-upper in the caulking groove to be sealed gasbag embedding, connect sealed gasbag's air cock on the charging connector, later fix sealed gasbag through the mounting, when fixing sealed gasbag promptly, sealed gasbag is in the state of disappointing, and it is more convenient to fix sealed gasbag, aerifys sealed gasbag after accomplishing fixed for sealed gasbag one side and cable butt realize the sealed between cable and the protective cover, and is comparatively convenient.

Optionally, a butting edge is fixedly connected to the position of the mounting hole on the mounting plate, and the protective cover is in threaded connection with the butting edge; the butt is set up to the throat along the one end of keeping away from the well lateral wall, and the butt is fixed connection has the butt rubber pad on following the inner wall.

Through adopting above-mentioned technical scheme, when fixing the mounting panel on the wall of a well, the pipeline tip inserts mounting hole and butt along interior, sets up the butt along keeping away from the one end of well lateral wall for the throat to at butt along last rigid coupling butt rubber pad, the butt rubber pad can promote pipeline and butt along the compactness of butt, promotes the leakproofness between pipeline and the mounting panel, makes the holistic sealed effect of this seal structure better.

Optionally, the protective cover rigid coupling has the bearing post on the side towards the mounting panel, has seted up the bearing hole that supplies the cable to pass in the bearing post, and the one end that the mounting panel was kept away from in the bearing hole opens to the outside, forms a flaring structure.

Through adopting above-mentioned technical scheme, use the bearing post to support the cable, increase the support area to the cable, can reduce the problem that the cable takes place to buckle with the position department of intercommunicating pore border butt, play certain protection effect to the cable.

Optionally, the protective cover is screwed with a sealing cover body for sealing the communication hole.

Through adopting above-mentioned technical scheme, when not having the cable of laying in the pipeline, use and seal lid cooperation protective cover and seal the pipeline opening completely, be difficult to appear the problem of ponding in the pipeline, can reduce to have ponding and cause the damage or to the problem that follow-up laying cable produced the influence for a long time in the pipeline.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the mounting plate and the protective cover, when the opening of the pipeline is sealed, the mounting plate is fixed on the side wall of the well, and the protective cover is screwed on the mounting plate, so that the cable is attached to the side wall of the communication hole, a gap between the cable and the pipeline can be conveniently sealed, and the problem of water seepage into the pipeline is reduced;

2. the sealing performance between the cable and the side wall of the communication hole is improved through the arranged sealing air bag, and meanwhile, the fixing assembly is arranged to install the sealing air bag, so that the operation of fixing the sealing air bag is more convenient;

3. through the support post that sets up to set up the one end of bearing hole orientation mounting panel into the flaring, can increase the support area to the cable, reduce the cable and take place to buckle the problem of damaging with the position department of intercommunicating pore border butt, play better guard action to the cable.

Drawings

FIG. 1 is a schematic overall view of a duct seal configuration according to an embodiment of the present application;

FIG. 2 is a schematic view for showing the connection of a cable to a sealing structure;

FIG. 3 is a schematic view showing the structure of the seal assembly;

fig. 4 is an enlarged schematic view of a portion a in fig. 3.

Description of reference numerals: 1. mounting a plate; 11. mounting holes; 12. an abutting edge; 13. abutting against the rubber pad; 2. a protective cover; 21. a communicating hole; 3. a seal assembly; 31. mounting edges; 311. mounting grooves; 312. caulking grooves; 32. sealing the air bag; 33. a fixing member; 331. a connecting sleeve; 332. a connecting edge; 333. a butting ring; 3331. a butt joint groove; 34. an air charging nozzle; 4. closing the cover body; 5. a support post; 51. a bearing hole.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses pre-buried pipeline seal structure of cable. Referring to fig. 1 and 2, the sealing structure is arranged in a shaft of an inspection well, and a pipeline for protecting a cable penetrates through the side wall of the shaft and extends into the shaft; the sealing structure comprises a mounting plate 1 fixed on the side wall of the hoistway, the mounting plate 1 is fixedly connected with the side wall of the hoistway through bolts, a plurality of mounting holes 11 for pipelines to penetrate through are formed in the mounting plate 1, a plurality of protective covers 2 are arranged on one side, away from the side wall of the hoistway, of the mounting plate 1, and communication holes 21 for cables to penetrate through are formed in the protective covers 2; specifically, the position of the mounting hole 11 on the mounting plate 1 is fixedly connected with an abutting edge 12, and the protective cover 2 is in threaded connection with the abutting edge 12.

When the sealing structure is used for sealing the opening of the pipeline in the well, the mounting plate 1 is attached to the side wall of the well, the pipeline is inserted into the corresponding mounting hole 11, then the protective cover 2 is sleeved on the cable, the protective cover 2 is screwed on the abutting edge 12, the opening between the cable and the pipeline is sealed, in the subsequent use process, water flowing into the pipeline is reduced, the phenomenon that the cable is easily damaged due to accumulated water in the pipeline is caused, and the protection effect on the cable is better.

Referring to fig. 2 and 3, one end of the abutting edge 12, which is far away from the mounting plate 1, is contracted towards the middle to form a necking structure, and an abutting rubber pad 13 is fixedly connected to the inner side surface of the abutting edge 12; when fixing mounting panel 1 on the well lateral wall, the pipeline passes mounting hole 11 to and insert corresponding butt along 12 in, the pipeline compresses butt rubber pad 13, can promote the leakproofness between pipeline and butt edge 12, is difficult to appear oozing the problem of water.

Referring to fig. 3 and 4, a sealing assembly 3 is disposed on the protecting cover 2 for sealing a gap between the cable and the communication hole 21, the sealing assembly 3 includes a mounting edge 31 fixed at the position of the communication hole 21 on the protecting cover 2, a sealing airbag 32 disposed on the mounting edge 31, and a fixing member 33 disposed on the mounting edge 31 for fixing the sealing airbag 32; the mounting edge 31 is provided with a mounting groove 311 on the end face far away from the protecting cover 2, the mounting groove 311 is located at the position of the inner ring edge of the end face of the mounting edge 31, and the side face of the mounting groove 311 close to the protecting cover 2 is provided with a caulking groove 312 for embedding the sealing airbag 32.

Referring to fig. 3 and 4, the fixing member 33 includes a connecting sleeve 331 screwed to the mounting edge 31, a connecting edge 332 is fixedly connected to an inner side surface of one end of the connecting sleeve 331 away from the protecting cover 2, and the connecting edge 332 abuts against an end surface of the mounting edge 31; the inner ring edge of the connecting edge 332 is fixedly connected with a butting ring 333, the butting ring 333 is embedded in the mounting groove 311, a gap is formed between the butting ring 333 and the side wall where the embedded groove 312 is located, a butting groove 3331 for embedding the sealing airbag 32 is formed in the end face, facing the embedded groove 312, of the butting ring 333, and the cross sections of the embedded groove 312 and the butting groove 3331 are arc-shaped; an inflation nozzle 34 is fixedly connected to the mounting edge 31, one end of the inflation nozzle 34 is located outside the mounting edge 31, and the other end extends into the caulking groove 312 and is connected with the nozzle of the sealed airbag 32.

When the sealing assembly 3 is used for sealing the gap between the cable and the side wall of the communication hole 21, the sealing air bag 32 is firstly installed in the embedded groove 312, the air nozzle is connected with the inflating nozzle 34, then the connecting sleeve 331 is installed on the installation edge 31, the connecting sleeve 331 is screwed to the position where the connecting edge 332 abuts against the installation edge 31, the sealing air bag 32 is inflated through the inflating nozzle 34, the sealing air bag 32 is expanded, the embedded groove 312 and the abutting groove 3331 are filled, the sealing air bag 32 penetrates out of the gap between the abutting ring 333 and the embedded groove 312 and abuts against the cable, the effect of sealing the gap between the cable and the installation edge 31 is better, and the water seepage problem is further reduced.

Referring to fig. 1 and 2, a sealing cover 4 for sealing the communication hole 21 is disposed on the protecting cover 2, the sealing cover 4 is sleeved on the connecting sleeve 331, and the sealing cover 4 is in threaded connection with the connecting sleeve 331; in actual work progress, the quantity of the cable of laying and pipeline is different, can have the condition of not laying the cable in the partial pipeline, under this kind of condition, uses the closure lid body 4 to seal the intercommunicating pore 21, can seal the opening that corresponds the pipeline completely, reduces the problem of intaking in the sexual pipeline that appears.

When the sealing structure is used for sealing an opening of a pipeline, a cable is abutted against one end edge of the communicating hole 21 facing the mounting plate 1, and the cable is easy to bend and damage, in order to solve the problem, referring to fig. 2 and 3, a supporting column 5 is fixedly connected to the side face, facing the mounting plate 1, of the protective cover 2, a supporting hole 51 for the cable to pass through is formed in the supporting column 5, and an expanding opening is formed in one end, facing the mounting plate 1, of the supporting hole 51; when using this seal structure to seal the opening of pipeline, can increase the support area to the cable, can realize cable smooth transition, the phenomenon of bending damage is difficult to appear in the position department that the cable passed intercommunicating pore 21.

The implementation principle of the cable embedded pipeline sealing structure in the embodiment of the application is as follows: placing the mounting plate 1 at a position where a pipeline penetrates out of the well wall, inserting the pipeline into the mounting hole 11, fixing the mounting plate 1 by using a bolt, then penetrating out the cable from the mounting hole 11, sleeving the protective cover 2 on the cable, allowing the cable to penetrate out of the bearing hole 51 and the communication hole 21, and screwing the protective cover 2 on the abutting edge 12; embedding the sealed air bag 32 into the caulking groove 312, connecting an air tap of the sealed air bag 32 with the inflating nozzle 34, fixing the sealed air bag 32 through the fixing piece 33, and finally inflating the sealed air bag 32; the opening of the pipeline in the well can be conveniently sealed, the problem of water inflow to the pipeline is reduced, and a cable is well protected; through the sealed gasbag 32 that sets up, when installation protective cover 2, reduce the friction of intercommunicating pore 21 and cable, the process of installation protective cover 2 is more smooth and easy, later uses sealed gasbag 32 to seal up the clearance between cable and the intercommunicating pore 21, and sealed effect is better, is difficult to the problem that the infiltration appears, promotes the protective effect to the cable.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a pre-buried pipeline seal structure of cable, sets up the opening position department of pipeline in the well, its characterized in that: the device comprises a mounting plate (1) fixed on the side wall of a hoistway, wherein the mounting plate (1) is provided with a mounting hole (11) for a pipeline to pass through; threaded connection has protective cover (2) on mounting panel (1), offers intercommunicating pore (21) that supply the cable to pass on protective cover (2), and the cable pastes with intercommunicating pore (21) lateral wall.

2. The cable embedded pipeline sealing structure according to claim 1, characterized in that: the protective cover (2) is provided with a sealing assembly (3) which comprises an installation edge (31) fixed on the protective cover (2) and a sealing air bag (32) arranged on the installation edge (31); the inner side surface of the mounting edge (31) is flush with the side surface of the communication hole (21).

3. The cable pre-buried pipeline sealing structure of claim 2, characterized in that: an installation groove (311) is formed in the end face, far away from the installation plate (1), of the installation edge (31), the installation groove (311) is located at the position of the inner ring edge of the installation edge (31), and an embedded groove (312) for embedding the sealing air bag (32) is formed in the side wall, close to the installation plate (1), of the installation groove (311); the mounting edge (31) is provided with a fixing piece (33) for fixing the sealed air bag (32).

4. The cable pre-buried pipeline sealing structure of claim 3, characterized in that: the fixing piece (33) comprises a connecting sleeve (331) in threaded connection with the mounting edge (31), the end part of the inner side wall of the connecting sleeve (331) is fixedly connected with a connecting edge (332), the inner ring edge of the connecting edge (332) is fixedly connected with a butting ring (333), and the end face, facing the caulking groove (312), of the butting ring (333) is provided with a butting groove (3331); when the connecting edge (332) is in contact with the end face of the mounting edge (31), a gap is formed between the contact ring (333) and the caulking groove (312).

5. The cable pre-buried pipeline sealing structure of claim 4, characterized in that: an inflation nozzle (34) is fixedly connected to the mounting edge (31), one end of the inflation nozzle (34) is communicated to the inside of the caulking groove (312), and the other end of the inflation nozzle is communicated to the outer side of the mounting edge (31); the end part of the inflating nozzle (34) positioned in the embedding groove (312) is connected with the air nozzle of the sealed air bag (32).

6. The cable embedded pipeline sealing structure according to claim 1, characterized in that: the position of the mounting hole (11) on the mounting plate (1) is fixedly connected with a butting edge (12), and the protective cover (2) is in threaded connection with the butting edge (12); one end of the abutting edge (12) far away from the side wall of the well is set to be a necking, and an abutting rubber pad (13) is fixedly connected to the inner wall of the abutting edge (12).

7. The cable embedded pipeline sealing structure according to claim 1, characterized in that: protective cover (2) go up the rigid coupling towards the side of mounting panel (1) and have bearing post (5), set up bearing hole (51) that supply the cable to pass in bearing post (5), and bearing hole (51) keep away from the one end of mounting panel (1) and open to the outside, form a flaring structure.

8. The cable embedded pipeline sealing structure according to claim 1, characterized in that: and a sealing cover body (4) used for sealing the communicating hole (21) is connected to the protective cover (2) in a threaded manner.