CN220134954U

CN220134954U - Pipeline sealing device

Info

Publication number: CN220134954U
Application number: CN202321026448.1U
Authority: CN
Inventors: 邹华
Original assignee: Mukun Clean Technology Jiangsu Co ltd
Current assignee: Mukun Clean Technology Jiangsu Co ltd
Priority date: 2023-05-04
Filing date: 2023-05-04
Publication date: 2023-12-05
Anticipated expiration: 2033-05-04

Abstract

The utility model relates to a pipeline sealing device which comprises a pipeline body, wherein a sealing cover is arranged on the outer wall of the pipeline body, a bidirectional screw rod is rotatably connected to the inner wall of the sealing cover, two sliding plates are symmetrically connected to the outer wall of the bidirectional screw rod in a threaded manner, and the two sliding plates are both in sliding connection with the sealing cover. The sealing device has the beneficial effects that when the pipeline body is sealed, the sealing cover is sleeved on the outer wall of the pipeline body, the piston enters the inner wall of the pipeline body, the outer wall of the piston abuts against the inner wall of the pipeline body, the pipeline body is sealed, the bidirectional screw rod is rotated to drive the two sliding plates to be close to each other, the two ejector rods are close to each other, the ejector rods abut against the chute on the outer wall of the pipeline body, and the sealing cover continuously moves on the pipeline body along with the movement of the ejector rods and the chute, so that the sealing cover is tightly attached to the pipeline body, the piston is tightly attached to the inner wall of the pipeline body, and the sealing performance of the pipeline body and the sealing cover is enhanced.

Description

Pipeline sealing device

Technical Field

The utility model relates to the technical field of pipeline sealing, in particular to a pipeline sealing device.

Background

Through retrieval, chinese patent discloses a sealing device of pipeline interface (grant bulletin number CN 211649365U), this patent technique includes gasbag groove i, gasbag groove ii, gas needle through-hole, gasbag and gas needle, all set up gasbag groove i that the structure is the same between left branch pipe and left connecting pipe and between right branch pipe and right connecting pipe, gasbag groove ii and gasbag, set up the gasbag groove i of U-shaped on the inner wall of left end section of left branch pipe circumference, gasbag groove ii is set up on the outer wall of right end section of left connecting pipe circumference, set up the gas needle through-hole on gasbag groove i, set up the hollow inflatable bag that has the gas needle of ring shape in gasbag groove i and gas pocket groove ii, set up the gas needle on the gasbag in the gas needle through-hole, when full gas, this gas needle stretches out the pipe wall of left branch pipe partially outward, simple structure is not only, convenient to use, reliability, moreover, the leakproofness of pipeline interface has been improved, but, this patent technique is in the practical application process, through filling up the pipeline interface's loaded down with trivial details mode, and sealing effect very is very good in case, the leakproofness is broken.

Disclosure of Invention

In view of the foregoing problems of the prior art, a primary object of the present utility model is to provide a sealing device for a pipe.

The technical scheme of the utility model is as follows: the utility model provides a pipeline sealing device, includes the pipeline body, the outer wall of pipeline body is provided with sealed lid, the inner wall of sealed lid rotates and is connected with two-way lead screw, the outer wall symmetry threaded connection of two-way lead screw has two slide, two slide all with sealed lid sliding connection, two the equal fixedly connected with ejector pin of outer wall of slide, the outer wall of pipeline body is provided with the chute, the top of sealed lid inner wall is provided with the piston.

As a preferred embodiment, the outer wall of the bidirectional screw rod is fixedly connected with a first bevel gear.

As a preferred implementation mode, the inside rotation of sealed lid is connected with the pivot, the bottom fixedly connected with second bevel gear of pivot, second bevel gear is connected with first bevel gear meshing, the top fixedly connected with knob of pivot.

As a preferred embodiment, the outer wall of the knob is fixedly connected with a reinforcing rod.

As a preferred embodiment, the inner wall of the sealing cover is provided with a corrugated pad.

As a preferred embodiment, the top of the inner wall of the sealing cover is provided with a sealing ring, and the top of the pipeline body is provided with a sealing groove matched with the sealing ring.

As a preferred implementation mode, the piston, the corrugated pad and the sealing ring are all made of rubber materials.

Compared with the prior art, the utility model has the advantages and positive effects that:

in the utility model, when the pipeline body is sealed, the sealing cover is sleeved on the outer wall of the pipeline body, the piston enters the inner wall of the pipeline body, the outer wall of the piston abuts against the inner wall of the pipeline body to seal the pipeline body, the bidirectional screw rod is rotated to drive the two sliding plates to be close to each other, so that the two ejector rods are close to each other, the ejector rods abut against the chute on the outer wall of the pipeline body, and the sealing cover continuously moves on the pipeline body along with the movement of the ejector rods and is matched with the chute, so that the sealing cover is tightly attached to the pipeline body, and meanwhile, the piston is tightly attached to the inner wall of the pipeline body, the sealing performance of the pipeline body and the sealing cover is enhanced, and the operation quality and the service efficiency are greatly improved compared with the traditional device.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

FIG. 3 is an enlarged view of the utility model at A;

fig. 4 is an enlarged view of the utility model at B.

Legend description: 1. a pipe body; 2. sealing cover; 3. a piston; 4. a two-way screw rod; 5. a slide plate; 6. a push rod; 7. a chute; 8. a first bevel gear; 9. a second bevel gear; 10. a rotating shaft; 11. a knob; 12. a reinforcing rod; 13. a corrugated pad; 14. a seal ring; 15. and (5) sealing the groove.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model.

The utility model will be further described with reference to the drawings and the specific embodiments

Example 1

As shown in fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a pipeline sealing device, includes pipeline body 1, and pipeline body 1's outer wall is provided with sealed lid 2, and sealed lid 2's inner wall rotates and is connected with two-way lead screw 4, and two slide 5 are all with sealed lid 2 sliding connection to two slide 5's outer wall symmetry threaded connection, and the equal fixedly connected with ejector pin 6 of outer wall of two slide 5, pipeline body 1's outer wall is provided with chute 7, and sealed lid 2's top of inner wall is provided with piston 3.

In this embodiment, when sealed in pipeline body 1, establish sealed lid 2 cover at the outer wall of pipeline body 1, piston 3 gets into the inner wall of pipeline body 1, the outer wall of piston 3 supports the inner wall of tight pipeline body 1, it seals to pipeline body 1, rotate two-way lead screw 4, drive two slide 5 and be close to each other, make two ejector pins 6 be close to each other, ejector pin 6 supports the chute 7 of tight pipeline body 1 outer wall, along with the removal of ejector pin 6, cooperate chute 7, make sealed lid 2 last to remove on pipeline body 1, make sealed lid 2 and pipeline body 1 laminating inseparabler, the piston 3 is inseparabler with the inner wall laminating of pipeline body 1 simultaneously, the leakproofness of enhancement pipeline body 1 and sealed lid 2.

Example 2

As shown in fig. 1-4, the outer wall of the bidirectional screw rod 4 is fixedly connected with a first bevel gear 8; a rotating shaft 10 is rotatably connected to the inside of the sealing cover 2, a second bevel gear 9 is fixedly connected to the bottom of the rotating shaft 10, the second bevel gear 9 is meshed with the first bevel gear 8, and a knob 11 is fixedly connected to the top of the rotating shaft 10; the outer wall of the knob 11 is fixedly connected with a reinforcing rod 12; the inner wall of the sealing cover 2 is provided with a corrugated pad 13; the top of the inner wall of the sealing cover 2 is provided with a sealing ring 14, and the top of the pipeline body 1 is provided with a sealing groove 15 matched with the sealing ring 14 for use; the piston 3, the corrugated pad 13 and the sealing ring 14 are all made of rubber materials.

In this embodiment, rotate knob 11, can drive pivot 10 and rotate, make second bevel gear 9 rotate, drive first bevel gear 8 and rotate, make two-way lead screw 4 rotate, through the stiffener 12 of setting, increase moment of torsion, be convenient for apply bigger power to knob 11, make pipeline body 1 better with sealed lid 2's leakproofness, establish at pipeline body 1 outer wall after sealed lid 2 cover, ripple pad 13 laminating pipeline body 1's outer wall, pipeline body 1 is further sealed with sealed lid 2, sealing ring 14 inserts in seal groove 15 simultaneously, pipeline body 1 carries out multistage seal with sealed lid 2.

Working principle:

as shown in fig. 1-4, when the pipeline body 1 is sealed, establish sealed lid 2 cover at the outer wall of pipeline body 1, piston 3 gets into the inner wall of pipeline body 1, the outer wall of piston 3 supports the inner wall of tight pipeline body 1, it seals to pipeline body 1, rotate knob 11, can drive pivot 10 and rotate, make second bevel gear 9 rotate, drive first bevel gear 8 and rotate, make two slide 4 rotate, drive two slide 5 and be close to each other, make two ejector pins 6 be close to each other, ejector pin 6 supports the chute 7 of tight pipeline body 1 outer wall, along with the removal of ejector pin 6, cooperate chute 7, make sealed lid 2 keep on pipeline body 1 remove, make sealed lid 2 and pipeline body 1 laminating inseparabler, the piston 3 is inseparabler with the inner wall laminating of pipeline body 1 simultaneously, strengthen the leakproofness of pipeline body 1 and sealed lid 2, through the stiffener 12 that sets up, the increase in torque, be convenient for apply bigger force to knob 11, make pipeline body 1 and sealed lid 2's leakproofness, it is better to make the corrugated pad 13 laminate the outer wall of pipeline body 1, the sealed lid 2 is sealed with the sealing device of sealing device is carried out to the sealing device with the sealing device in the sealing device is more than the sealing device is carried out to the sealing device is greatly with the sealing of sealing lid 1 simultaneously, the sealing device is used to the sealing device is improved in the sealing device with the sealing device is greatly having been used to sealing the sealing up with the sealing lid 1.

Finally, it should be noted that: the embodiments described above are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced with equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. A pipe sealing device comprising a pipe body (1), characterized in that: the outer wall of pipeline body (1) is provided with sealed lid (2), the inner wall of sealed lid (2) rotates and is connected with two-way lead screw (4), the outer wall symmetry threaded connection of two-way lead screw (4) has two slide (5), two slide (5) all with sealed lid (2) sliding connection, two the equal fixedly connected with ejector pin (6) of outer wall of slide (5), the outer wall of pipeline body (1) is provided with chute (7), the top of sealed lid (2) inner wall is provided with piston (3).

2. A pipe sealing apparatus according to claim 1, wherein: the outer wall of the bidirectional screw rod (4) is fixedly connected with a first bevel gear (8).

3. A pipe sealing apparatus according to claim 2, wherein: the inside rotation of sealed lid (2) is connected with pivot (10), the bottom fixedly connected with second bevel gear (9) of pivot (10), second bevel gear (9) are connected with first bevel gear (8) meshing, the top fixedly connected with knob (11) of pivot (10).

4. A pipe sealing apparatus according to claim 3, wherein: the outer wall of the knob (11) is fixedly connected with a reinforcing rod (12).

5. A pipe sealing apparatus according to claim 1, wherein: the inner wall of the sealing cover (2) is provided with a corrugated pad (13).

6. A pipe sealing apparatus according to claim 1, wherein: the top of sealed lid (2) inner wall is provided with sealing ring (14), the top of pipeline body (1) is provided with seal groove (15) that cooperation sealing ring (14) used.

7. A pipe sealing apparatus according to claim 6, wherein: the piston (3), the corrugated pad (13) and the sealing ring (14) are made of rubber materials.