CN212968925U - Pipeline plugging device for cable - Google Patents

Abstract

The utility model discloses a pipeline plugging device for cable, including overcoat (1) and endotheca, overcoat (1) includes upper end (5), lower extreme (7) and be located changeover portion (6) between upper end (5) and lower extreme (7), lower extreme (7) are used for cup jointing with the mouth of pipe of the post pipe (16) that cup joints cable (4), and the mouth of pipe is located lower extreme (7) inboard, the endotheca cup joints through upper end (5) and overcoat (1), tight loop (8) have been cup jointed in upper end (5), the one end that is located the outside of endotheca is equipped with the cover, this cover is used for upper end (5), tight loop (8) cover, the advantage is: waterproof performance further improves, in addition, and is better to the protection of the tight loop of outer end, in addition, is favorable to guaranteeing the life of plugging device.

Description

Pipeline plugging device for cable

Technical Field

The utility model relates to a cable protection device technical field specifically says a pipeline plugging device for cable.

Background

No matter the overhead stringing or the underground stringing is carried out, when the cable enters various types of power equipment such as a power transformer, a distribution box, an electric meter and the like, the cable is led into a column tube, a common galvanized steel tube protects the cable on one hand through the column tube, and on the other hand, the cable can also play a role in guiding, the cable is prevented from shaking randomly, the position of the cable and the position of the power equipment are fixed relatively, and the connection of the cable and the power equipment is facilitated. In order to penetrate or lead out a cable, a pipe opening needs to be arranged, so that the problem of pipe opening plugging exists, the sealing is firstly carried out by using fire-proof mud (plugging mud), but after being exposed to the sun and rain for months or even two or three months, materials such as the fire-proof mud are loosened and fall off, rainwater easily enters the column pipe, the cable is soaked by water or small animals, dust and dry leaves and sundries enter the column pipe for a long time, the insulation layer of the cable is abraded for a long time more seriously by the column pipe opening, the insulation performance is reduced, and even electric leakage is caused, which are the source of hidden danger of power failure and electric shock accidents, so that the improvement is further carried out, the concept of the plugging device is provided, the plugging device comprises two ends, one end is used for sleeving the column pipe, the other end is used for the entrance and exit of the cable, the other end can be called as the outer end of the plugging device, although the plugging, the waterproof performance of which is gradually deteriorated, so that the waterproof performance is to be further improved, and in addition, the protection of the fastening ring provided at the outer end is insufficient.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned problem that exists among the prior art, present a pipeline plugging device for cable, waterproof performance further improves, and in addition, the protection to the tight loop of outer end is better, in addition, is favorable to guaranteeing the life of plugging device.

The specific technical scheme is as follows:

the utility model provides a pipeline plugging device for cable, includes overcoat and endotheca, and the overcoat includes upper end, lower extreme and is located the changeover portion between upper end and the lower extreme, and the lower extreme is used for cup jointing with the mouth of pipe of the column pipe that cup joints the cable, and the mouth of pipe is located the lower extreme inboard, and the endotheca cup joints through upper end and overcoat, and the tight loop has been cup jointed to the upper end, and the one end that is located the outside of endotheca is equipped with the cover, and this cover is used for covering upper end.

Preferably, the cover adopts a reversible part.

Preferably, the turnable part comprises a circumferential part, a turning connecting part and a cover part, and the end part of one end of the inner sleeve positioned at the outer side, the circumferential part, the turning connecting part and the cover part are sequentially connected from inside to outside.

Preferably, the width of the circumferential portion is at least greater than two-thirds of the width of the upper end.

Preferably, the inner sleeve comprises a plurality of outer sleeves which are sequentially sleeved with the inner sleeves from outside to inside, and the cover is arranged on any one of the inner sleeves.

Preferably, the inner sleeve comprises a middle sleeve and a small sleeve, the cover is arranged on the middle sleeve, and the outer brim of the small sleeve is attached to the end face of one end of the middle sleeve, which is positioned on the outer side.

The beneficial effects of the above technical scheme are that:

after the design, the endotheca must have the cover seam after upper end and overcoat cup joint, utilize the cover so, just can cover the cover seam, make it can directly not expose outside, the rainwater hardly enters into this cup joints the seam, and simultaneously, the tight loop is also covered by the cover, avoid the tight loop to blow by the wind and shine, be favorable to prolonging the life of tight loop very much, avoid it to become invalid in advance, in case the tight loop becomes invalid, not only lead to whole occluder can not fix the cable betterly, thereby make the occluder scrap in advance, and, relevant gap also can the grow, be unfavorable for waterproofly, therefore, the life of extension tight loop, be favorable to waterproof performance further to improving, be favorable to guaranteeing the life of occluder.

Drawings

Fig. 1 is a schematic perspective view of the pipeline plugging device for cable of the present invention.

Fig. 2 is a half sectional view of fig. 1.

Fig. 3 is an exploded view of the pipe plugging device for cable of the present invention.

Fig. 4 is a half sectional view of fig. 3.

Fig. 5 is a perspective view of the middle sleeve when it is not turned over.

Fig. 6 is a schematic perspective view of the turned-over middle sleeve.

Fig. 7 is the utility model relates to a schematic drawing of a solid after pipeline plugging device and post pipe cup joint for cable.

Description of reference numerals: 1-outer sleeve, 2-middle sleeve, 3-small sleeve, 4-cable, 5-upper end, 6-transition section, 7-lower end, 8-fastening ring, 9-end, 10-circumferential part, 11-turnover connecting part, 12-cover part, 13-outer brim, 14-step, 15-sleeve hole and 16-column tube.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art. The basic principles of the invention, as defined in the following description, may be applied to other embodiments, variations, modifications, equivalents and other technical solutions without departing from the spirit and scope of the invention.

In this example, the column tube 16 is a cylindrical tube, and the inner sleeve includes the middle sleeve 2 and the small sleeve 3, so that two kinds of cables 4 can be used, one kind of cable has a diameter matched with the inner diameter of the middle sleeve 2, and the other kind of cable has a diameter matched with the inner diameter of the small sleeve 3, as shown in fig. 2, the other kind of cable is arranged in a penetrating way, and the outer side surface of the other kind of cable is matched with the inner surface of the wire sleeving hole 15 of the small sleeve 3 in an attaching way.

As shown in fig. 1 and 2, the utility model relates to a pipeline plugging device for cable includes overcoat 1 and endotheca, overcoat 1 includes upper end 5, lower extreme 7 and is located the changeover portion 6 between upper end 5 and the lower extreme 7, lower extreme 7 be used for cup jointing with the mouth of pipe of the post pipe 16 who cup joints cable 4, and the mouth of pipe is located lower extreme 7 inboardly, the endotheca cup joints through upper end 5 and overcoat 1, upper end 5 has cup jointed tight loop 8, the one end that is located the outside of endotheca is equipped with the cover, this cover is used for covering upper end 5, tight loop 8.

As shown in fig. 7, the lower end 7 is sleeved with the pipe orifice of the column tube 16, and the pipe orifice is positioned in the lower end 7. the utility model relates to a pipe orifice is in a sealing state under the action of the pipeline plugging device for cables, and the upper end 5 and the fastening ring 8 are all covered by the cover, thereby providing a good protection.

As shown in fig. 2, 4, 5 and 6, the cover adopts a reversible part which comprises a circumferential part 10, a reversible connecting part 11 and a cover part 12, and the end part 9 of one end of the inner sleeve positioned at the outer side, the circumferential part 10, the reversible connecting part 11 and the cover part 12 are sequentially connected from inside to outside. For the convenience of overturning, the whole middle sleeve 2 can be made of rubber materials, the rubber materials have better flexibility, the overturning device is just suitable for overturning requirements, and the cost is lower.

The width of the circumferential portion 10 is at least greater than two-thirds of the width of the upper end 5, and in this example, the width of the circumferential portion 10 is greater than the width of the upper end 5, so that the cover portion 12 is easily turned over by the turning-over connecting portion 11, and after turning over, the cover portion 12 hangs down more smoothly and can cover the upper end 5 and the fastening ring 8 more effectively. Otherwise, if the width of the circumferential portion 10 is less than two-thirds of the width of the upper end 5, the turning is not easy and laborious, and the appearance is not beautiful after the turning.

The outer brim 13 of the small sleeve 3 is attached to the end face of the outer end of the middle sleeve 2, so that a certain waterproof capacity is provided.

For better sleeving of the middle sleeve 2, the inner ring of the outer sleeve 1 is provided with a step 14, and the step 14 is used for positioning the sleeved middle sleeve 2.

The working principle of the utility model can refer to the following: as shown in fig. 3 and 4, the cable 4 sequentially passes through the outer sleeve 1, the middle sleeve 2 and the small sleeve 3, at this time, as shown in fig. 3, 4 and 5, the middle sleeve 2 is in an untwisted state, after each sleeve is threaded on the cable 4, the lower end 7 of the outer sleeve 1 is fixedly connected with the column tube 16, then the middle sleeve 2 is inserted and sleeved through the upper end 5 of the outer sleeve 1 and is positioned by the step 14, then the small sleeve 3 is sleeved with the middle sleeve 2, the outer brim 13 of the small sleeve 3 is attached to the end face of one end of the middle sleeve 2, which is positioned at the outer side, then the fastening ring 8 is fixed at the upper end 5 of the outer sleeve 1, at this time, the upper end 5 of the outer sleeve 1, the middle sleeve 2, the small sleeve 3 and the cable 4 are tightly sleeved together from the outer side to the inner side, then the cover part 12 is turned downwards, so as to cover the upper end 5 and the fastening ring 8.

The utility model discloses an ingenious design can be favorable to ensureing the life of plugging device, and waterproof performance further improves, and in addition, is better to the protection of tight loop 8.

Certainly, the number of the inner sleeves can be more than three, the outer sleeve 1 is sequentially sleeved with the inner sleeves from outside to inside, and the cover is arranged on any one of the inner sleeves.

The utility model relates to a pipeline plugging device for cable still can be like prior art, has seted up disconnected incision at overcoat 1, well cover 2, little cover 3, and disconnected incision forms the disconnected tangent line in top at overcoat 1, well cover 2, the upper end face shape of little cover 3, the disconnected tangent line in top is sharp or pitch arc, and disconnected incision and radial angle along the axial disconnection, disconnected tangent line pattern are sharp or pitch arc, lift sheathed cable 4 and pillar pipe 16 when making the big and easy to assemble of section contact surface after the installation.

The present invention has been described in an illustrative manner, and is not to be construed as limited by the claims. The present invention is not limited to the above embodiments, and the specific structure thereof allows for changes, all the changes made within the protection scope of the independent claims of the present invention are within the protection scope of the present invention.

Claims (6)

1. The utility model provides a pipeline plugging device for cable, including overcoat (1) and endotheca, overcoat (1) includes upper end (5), lower extreme (7) and be located changeover portion (6) between upper end (5) and lower extreme (7), lower extreme (7) are used for cup jointing with the mouth of pipe of the post pipe (16) that cup joints cable (4), and the mouth of pipe is located lower extreme (7) inboard, the endotheca cup joints through upper end (5) and overcoat (1), tight loop (8) have been cup jointed in upper end (5), a serial communication port, the one end that is located the outside of endotheca is equipped with the cover, this cover is used for covering upper end (5), tight loop (8).

2. The conduit closure of claim 1 wherein the cover comprises a reversible portion.

3. The pipe sealer for cables according to claim 2, wherein the invertable portion comprises a circumferential portion (10), an invertable coupling portion (11), a cover portion (12), and the end portion (9) of the outer end of the inner jacket, the circumferential portion (10), the invertable coupling portion (11), and the cover portion (12) are coupled in this order from the inside to the outside.

4. A duct closer for cables according to claim 3, characterized in that the width of the circumferential portion (10) is at least greater than two thirds of the width of the upper end (5).

5. The pipe plugging device according to claim 1, wherein the inner sleeve comprises a plurality of inner sleeves, the outer sleeve (1) is sequentially sleeved with each inner sleeve from outside to inside, and the cap is provided on any one of the plurality of inner sleeves.

6. The pipe plugging device according to claim 5, wherein the inner sleeve comprises two inner sleeves, namely a middle sleeve (2) and a small sleeve (3), the cover is arranged on the middle sleeve (2), and the outer brim (13) of the small sleeve (3) is attached to the end face of one end of the middle sleeve (2) which is positioned at the outer side.

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