CN219388906U

CN219388906U - Gas pipeline sleeve

Info

Publication number: CN219388906U
Application number: CN202320739168.9U
Authority: CN
Inventors: 朱程飞; 张叶学; 岳文龙; 崔伟峰; 游佳庆; 肖超
Original assignee: Hebei Zhaodu Natural Gas Co ltd
Current assignee: Hebei Zhaodu Natural Gas Co ltd
Priority date: 2023-04-06
Filing date: 2023-04-06
Publication date: 2023-07-21
Anticipated expiration: 2033-04-06

Abstract

The utility model discloses a gas pipeline sleeve, which relates to the technical field of gas pipes and comprises a gas pipe, wherein the right end of the gas pipe is provided with a sleeve, the outside of the sleeve is fixedly connected with a retainer ring, the outside of the right end of the sleeve is fixedly provided with a rubber corrugated pipe, the inside of the retainer ring is provided with a threaded hole III, the outside of the right end of the sleeve is clamped with a first clamping sleeve, the outside of the left end of the rubber corrugated pipe is clamped with a second clamping sleeve, and the right end of the first clamping sleeve is welded with a first connecting lug. According to the utility model, the sleeve is inserted into the rubber corrugated pipe, then the first clamping sleeve is clamped on the outer wall of the right end of the sleeve, the second clamping sleeve is clamped on the outer wall of the left end of the rubber corrugated pipe, the second connecting lug is aligned with the fourth threaded hole on the first connecting lug, the screw rod is rotated into the fourth threaded hole, the nut is rotated into the outer wall of the screw rod, the second connecting lug and the first connecting lug are fixed, the rubber corrugated pipe and the sleeve are primarily fixed, and the arc-shaped pressing plate is driven to move downwards by the rotating stud.

Description

Gas pipeline sleeve

Technical Field

The utility model relates to the technical field of gas pipes, in particular to a gas pipeline sleeve.

Background

The fuel gas pipe is a special pipeline for conveying combustible gas, a metal fuel gas pipe hose is used for replacing a traditional buckle mode rubber hose, the fuel gas pipe sleeve is used for preventing asphalt and corrosive substances from adhering to the fuel gas pipe to erode the fuel gas pipe, gas is leaked by generating cracks, and the fuel gas pipe is required to be installed between the fuel gas pipes when being installed.

For example, chinese patent publication No. CN209654758U discloses a gas pipeline sleeve, and the outer wall of the pipe body of the gas pipeline sleeve is axially and radially provided with fins, so that the compression resistance of the sleeve is improved, the strength and rigidity of the sleeve can be improved, and a shuttle can be prevented, so that the pipe body buried underground has better stability, and the gas pipeline sleeve is suitable for being buried in flat lands and sloping lands; the gas pipeline sleeve has excellent protective performance, can resist the damage of small excavating equipment (such as a hoe) to the gas pipeline, and prevents the gas pipeline buried in the cultivated land from being cut or injured by excavation; the gas pipeline sleeve has a simple structure, is convenient for construction, and can be constructed by paving the sleeve at a proper position underground (a groove is needed to be formed underground when necessary, then the gas pipeline sleeve is paved in the groove), penetrating the gas pipeline and positioning.

The following problems exist in the prior art:

the installation of current gas pipeline sleeve pipe, sleeve pipe and rubber bellows is comparatively complicated, and sheathed tube fixed effect is relatively poor, when installing gas pipeline, is inconvenient for installing gas pipe and sleeve pipe, produces the noise when gas flows in the sleeve pipe inside easily.

Disclosure of Invention

The present utility model provides a gas pipeline sleeve to solve the above-mentioned problems in the prior art.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides a gas pipeline sleeve pipe, includes the gas pipe, the right-hand member of gas pipe is provided with the sleeve pipe, sheathed tube outside fixedly connected with retaining ring, the outside fixed mounting of sleeve pipe right-hand member has the rubber bellows, threaded hole three has been seted up to the inside of retaining ring, the outside joint of sleeve pipe right-hand member has cutting ferrule one, the outside joint of rubber bellows left end has cutting ferrule two.

The right-hand member welding of cutting ferrule one has the engaging lug one, the left end welding of cutting ferrule two has the engaging lug two, the spout has been seted up to the outer wall of rubber bellows, threaded hole two has been seted up to the outer wall of cutting ferrule two, threaded hole four has all been seted up to the inside of engaging lug two and engaging lug one, threaded hole four's internal thread is connected with the screw rod.

The sound absorbing cotton is fixedly arranged on the inner wall of the sleeve, first threaded holes are formed in two side walls of the sleeve, and bolts are connected with the inner threads of the first threaded holes.

The technical scheme of the utility model is further improved as follows: the top wall inside the second clamping sleeve is fixedly provided with a torsion spring, and the other end of the torsion spring is fixedly provided with a second arc-shaped pressing plate.

The technical scheme of the utility model is further improved as follows: the top of the arc-shaped pressing plate II is fixedly provided with a stud, the inner wall of the chute is in sliding connection with the outer wall of the arc-shaped pressing plate II, and the outer wall of the stud is in threaded connection with the outer wall of the threaded hole II.

The technical scheme of the utility model is further improved as follows: the bottom wall of the arc-shaped pressing plate II is overlapped with the side wall of the sleeve, and the outer wall of the screw rod is connected with a nut in a threaded manner.

The technical scheme of the utility model is further improved as follows: the bottom fixed mounting of bolt has arc clamp plate one, arc clamp plate one's left end fixed mounting has elastic sealing washer, arc clamp plate one keep away from the one end overlap joint of bolt and the lateral wall of gas pipe.

The technical scheme of the utility model is further improved as follows: the outer wall of the elastic sealing ring is in sliding connection with the left end of the sleeve, and the inner wall of the elastic sealing ring is clamped with the outer wall of the gas pipe.

By adopting the technical scheme, compared with the prior art, the utility model has the following technical progress:

the utility model provides a gas pipeline sleeve, which is characterized in that a first connecting lug, a second connecting lug, a first clamping sleeve, a screw rod, a nut, a second arc-shaped pressing plate, a sliding groove and a stud are matched with each other, the sleeve is inserted into a rubber corrugated pipe, then the first clamping sleeve is clamped on the outer wall of the right end of the sleeve, the second clamping sleeve is clamped on the outer wall of the left end of the rubber corrugated pipe, the second connecting lug is aligned with a threaded hole on the first connecting lug, the screw rod is rotated into the threaded hole, the nut is then rotated into the outer wall of the screw rod, the second connecting lug and the first connecting lug are fixed, the rubber corrugated pipe and the sleeve are further initially fixed, the arc-shaped pressing plate is driven by the rotating stud to move downwards, the outer wall of the second arc-shaped pressing plate slides downwards to the inner cavity of the rubber corrugated pipe along the inner wall of the sliding groove, the bottom wall of the second arc-shaped pressing plate is tightly contacted with the outer wall of the sleeve to fix the sleeve again, the fixing effect is improved, the sleeve is fixed, the sleeve is finished, the sleeve and the installation of the rubber corrugated pipe is simple, and the elasticity effect of a torsion spring is improved.

The utility model provides a gas pipeline sleeve, which adopts the mutual matching of a bolt, an arc-shaped pressing plate I, an elastic sealing ring and sound-absorbing cotton, the bolt is firstly rotated upwards to drive the arc-shaped pressing plate to move upwards, then a gas pipe is inserted into the sleeve, the diameter of the outer wall of the gas pipe is small as well as the diameter of the inner wall of the sleeve, when the right end of the gas pipe is inserted into the sleeve, the arc-shaped pressing plate is driven by the rotating bolt to move downwards, so that the bottom wall of the arc-shaped pressing plate I is tightly contacted with the outer wall of the gas pipe, the arc-shaped pressing plate drives the elastic sealing ring to move, the outer wall of the gas pipe and the left end of the sleeve are sealed, the gas leakage is avoided, the tightness of the gas pipe and the sleeve is improved, the fixation of the gas pipe is completed, the installation of the gas pipe and the sleeve is completed, and when the gas flows through the sound-absorbing cotton, the noise generated when the gas flows in the sleeve is absorbed, and the influence of the noise on the environment is reduced.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

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

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

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

In the figure: 1. a gas pipe; 2. a sleeve; 21. a first threaded hole; 22. a bolt; 23. an arc-shaped pressing plate I; 24. sound absorbing cotton; 25. an elastic sealing ring; 26. cutting ferrule I; 261. a first connecting lug; 3. a rubber bellows; 31. a second cutting sleeve; 32. a second connecting lug; 33. a chute; 34. a threaded hole II; 35. a stud; 36. a torsion spring; 37. an arc-shaped pressing plate II; 4. a retainer ring; 41. a threaded hole III; 5. a screw; 51. a nut; 6. and a threaded hole IV.

Description of the embodiments

The utility model is further illustrated by the following examples:

examples

As shown in fig. 1-4, the utility model provides a gas pipeline sleeve, which comprises a gas pipe 1, wherein the right end of the gas pipe 1 is provided with a sleeve 2, the outside of the sleeve 2 is fixedly connected with a retainer ring 4, the outside of the right end of the sleeve 2 is fixedly provided with a rubber corrugated pipe 3, the inside of the retainer ring 4 is provided with a threaded hole III 41, the outside of the right end of the sleeve 2 is clamped with a clamping sleeve I26, the outside of the left end of the rubber corrugated pipe 3 is clamped with a clamping sleeve II 31, the right end of the clamping sleeve I26 is welded with a connecting lug I261, the left end of the clamping sleeve II 31 is welded with a connecting lug II 32, the outer wall of the rubber corrugated pipe 3 is provided with a sliding groove 33, the outer wall of the clamping sleeve II 31 is provided with a threaded hole II 34, the interiors of the connecting lug II 32 and the connecting lug I261 are respectively provided with a threaded hole IV 6, the interiors of the threaded holes IV 6 are connected with a screw 5, the inner wall of the sleeve 2 is fixedly provided with a sound absorbing cotton 24, the two side walls of the sleeve 2 are respectively provided with a threaded hole I21, and the interiors of the threaded hole I21 is connected with a bolt 22.

In the embodiment, the bolt 22 is rotated upwards firstly, the bolt 22 drives the arc-shaped pressing plate I23 to move upwards, then the gas pipe 1 is inserted into the sleeve 2, the diameter of the outer wall of the gas pipe 1 is small with the diameter of the inner wall of the sleeve 2, when the right end of the gas pipe 1 is inserted into the sleeve 2, the bolt 22 is rotated to drive the arc-shaped pressing plate I23 to move downwards, the bottom wall of the arc-shaped pressing plate I23 is tightly contacted with the outer wall of the gas pipe 1, the arc-shaped pressing plate I23 drives the elastic sealing ring 25 to move, the outer wall of the gas pipe 1 and the left end of the sleeve 2 are sealed, the gas leakage is avoided, the tightness of the gas pipe 1 and the sleeve 2 is improved, the fixation of the gas pipe 1 and the sleeve 2 is completed, the sleeve 2 is inserted into the rubber corrugated pipe 3, then the first clamping sleeve 26 is clamped on the outer wall of the right end of the sleeve 2, the second clamping sleeve 31 is clamped on the outer wall of the left end of the rubber corrugated pipe 3, the threaded holes four 6 on the second connecting lug 32 and the first connecting lug 261 are aligned, the screw 5 is rotated into the threaded holes four 6, then the nut 51 is rotated into the outer wall of the screw 5, the fixing of the second connecting lug 32 and the first connecting lug 261 is realized, the preliminary fixing of the rubber corrugated pipe 3 and the sleeve 2 is realized, the rotating stud 35 drives the arc pressing plate two 37 to move downwards, the outer wall of the arc pressing plate two 37 slides downwards to the inner cavity of the rubber corrugated pipe 3 along the inner wall of the sliding groove 33, the bottom wall of the arc pressing plate two 37 is tightly contacted with the outer wall of the sleeve 2 to fix the sleeve 2 again, the fixing effect is improved, the fixing of the sleeve 2 is realized, the installation of the sleeve 2 and the rubber corrugated pipe 3 is completed, the installation is simple, the installation of a gas pipeline is completed, when the gas flows in the sleeve 2, the noise generated when the gas flows through the sound absorbing cotton 24, reducing the influence of noise on the environment.

Examples

As shown in fig. 1-4, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, a torsion spring 36 is fixedly arranged on the top wall inside the second clamping sleeve 31, an arc-shaped pressing plate II 37 is fixedly arranged at the other end of the torsion spring 36, a stud 35 is fixedly arranged at the top of the arc-shaped pressing plate II 37, the inner wall of the sliding groove 33 is in sliding connection with the outer wall of the arc-shaped pressing plate II 37, the outer wall of the stud 35 is in threaded connection with the outer wall of the threaded hole II 34, the bottom wall of the arc-shaped pressing plate II 37 is in lap joint with the side wall of the sleeve 2, and a nut 51 is in threaded connection with the outer wall of the screw 5.

In this embodiment, the sleeve 2 is inserted into the rubber bellows 3, the first clamping sleeve 26 is then clamped on the outer wall of the right end of the sleeve 2, the second clamping sleeve 31 is clamped on the outer wall of the left end of the rubber bellows 3, the second connecting lug 32 and the fourth threaded hole 6 on the first connecting lug 261 are aligned, the screw 5 is rotated into the fourth threaded hole 6, the nut 51 is then rotated into the outer wall of the screw 5, the fixation of the second connecting lug 32 and the first connecting lug 261 is achieved, the preliminary fixation of the rubber bellows 3 and the sleeve 2 is further achieved, the rotating stud 35 drives the second arc pressing plate 37 to move downwards, the outer wall of the second arc pressing plate 37 slides downwards to the inner cavity of the rubber bellows 3 along the inner wall of the sliding groove 33, the bottom wall of the second arc pressing plate 37 is in close contact with the outer wall of the sleeve 2 to fix the sleeve 2 again, the fixation effect is improved, the fixation of the sleeve 2 is achieved, the installation of the sleeve 2 and the rubber bellows 3 is completed, the installation is simple, and the stability of the movement of the second arc pressing plate 37 is improved through the elastic force effect of the torsion spring 36.

Examples

As shown in fig. 1-4, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the bottom of the bolt 22 is fixedly provided with an arc-shaped pressing plate I23, the left end of the arc-shaped pressing plate I23 is fixedly provided with an elastic sealing ring 25, one end of the arc-shaped pressing plate I23 far away from the bolt 22 is overlapped with the side wall of the gas pipe 1, the outer wall of the elastic sealing ring 25 is in sliding connection with the left end of the sleeve 2, and the inner wall of the elastic sealing ring 25 is in clamping connection with the outer wall of the gas pipe 1.

In this embodiment, first the bolt 22 is rotated upwards, the bolt 22 drives the first arc pressing plate 23 to move upwards, then the gas pipe 1 is inserted into the sleeve 2, the diameter of the outer wall of the gas pipe 1 is small with the diameter of the inner wall of the sleeve 2, when the right end of the gas pipe 1 is inserted into the sleeve 2, the bolt 22 is rotated to drive the first arc pressing plate 23 to move downwards, the bottom wall of the first arc pressing plate 23 is tightly contacted with the outer wall of the gas pipe 1, the first arc pressing plate 23 drives the elastic sealing ring 25 to move, the outer wall of the gas pipe 1 and the left end of the sleeve 2 are sealed, gas leakage is avoided, the tightness of the gas pipe 1 and the sleeve 2 is improved, the fixation of the gas pipe 1 and the sleeve 2 is completed, thereby the installation of the gas pipe 1 and the sleeve 2 is completed, when the gas flows in the sleeve 2, noise generated when the gas flows is absorbed through the sound absorbing cotton 24, and the influence of the noise on the environment is reduced.

The working principle of the gas pipeline sleeve is specifically described below.

As shown in fig. 1-4, the bolt 22 is rotated upwards, the bolt 22 drives the arc pressing plate one 23 to move upwards, then the gas pipe 1 is inserted into the sleeve 2, the diameter of the outer wall of the gas pipe 1 is small with the diameter of the inner wall of the sleeve 2, when the right end of the gas pipe 1 is inserted into the sleeve 2, the bolt 22 is rotated to drive the arc pressing plate one 23 to move downwards, the bottom wall of the arc pressing plate one 23 is tightly contacted with the outer wall of the gas pipe 1, the arc pressing plate one 23 drives the elastic sealing ring 25 to move, the outer wall of the gas pipe 1 and the left end of the sleeve 2 are sealed, gas leakage is avoided, the tightness of the gas pipe 1 and the sleeve 2 is improved, the fixation of the gas pipe 1 and the sleeve 2 is completed, the sleeve 2 is inserted into the rubber corrugated pipe 3, then the clamping sleeve 26 is clamped on the outer wall of the right end of the sleeve 2, the second clamping sleeve 31 is clamped on the outer wall of the left end of the rubber corrugated tube 3, the second connecting lug 32 is aligned with the fourth threaded hole 6 on the first connecting lug 261, the screw 5 is rotated into the fourth threaded hole 6, the nut 51 is then rotated into the outer wall of the screw 5, the second connecting lug 32 and the first connecting lug 261 are fixed, the initial fixing of the rubber corrugated tube 3 and the sleeve 2 is further realized, the rotary stud 35 drives the second arc pressing plate 37 to move downwards, the outer wall of the second arc pressing plate 37 slides downwards to the inner cavity of the rubber corrugated tube 3 along the inner wall of the sliding groove 33, the bottom wall of the second arc pressing plate 37 is tightly contacted with the outer wall of the sleeve 2 to fix the sleeve 2 again, the fixing effect is improved, the fixing of the sleeve 2 is realized, the sleeve 2 and the rubber corrugated tube 3 are installed, the installation of a gas pipeline is completed, when the gas flows in the sleeve 2, noise generated when the fuel gas flows is absorbed through the sound absorbing cotton 24, so that the influence of the noise on the environment is reduced.

The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.

Claims

1. A gas conduit sleeve comprising a gas pipe (1), characterized in that: the right end of the gas pipe (1) is provided with a sleeve (2), the outside of the sleeve (2) is fixedly connected with a retainer ring (4), the outside of the right end of the sleeve (2) is fixedly provided with a rubber corrugated pipe (3), the inside of the retainer ring (4) is provided with a threaded hole III (41), the outside of the right end of the sleeve (2) is clamped with a clamping sleeve I (26), and the outside of the left end of the rubber corrugated pipe (3) is clamped with a clamping sleeve II (31);

the right end of the first clamping sleeve (26) is welded with a first connecting lug (261), the left end of the second clamping sleeve (31) is welded with a second connecting lug (32), a sliding groove (33) is formed in the outer wall of the rubber corrugated pipe (3), a second threaded hole (34) is formed in the outer wall of the second clamping sleeve (31), a fourth threaded hole (6) is formed in the second connecting lug (32) and the first connecting lug (261), and a screw (5) is connected to the internal threads of the fourth threaded hole (6);

the sound absorbing sleeve is characterized in that sound absorbing cotton (24) is fixedly arranged on the inner wall of the sleeve (2), first threaded holes (21) are formed in two side walls of the sleeve (2), and bolts (22) are connected with the first threaded holes (21) in a threaded mode.

2. A gas conduit sleeve according to claim 1, wherein: a torsion spring (36) is fixedly arranged on the top wall inside the second clamping sleeve (31), and an arc-shaped pressing plate (37) is arranged at the other end of the torsion spring (36).

3. A gas conduit sleeve according to claim 2, wherein: the top of the arc-shaped pressing plate II (37) is fixedly provided with a stud (35), the inner wall of the chute (33) is in sliding connection with the outer wall of the arc-shaped pressing plate II (37), and the outer wall of the stud (35) is in threaded connection with the outer wall of the threaded hole II (34).

4. A gas conduit sleeve according to claim 3, wherein: the bottom wall of the arc-shaped pressing plate II (37) is overlapped with the side wall of the sleeve (2), and a nut (51) is connected with the outer wall of the screw rod (5) in a threaded manner.

5. A gas conduit sleeve according to claim 1, wherein: the bottom of bolt (22) fixed mounting has arc clamp plate one (23), the left end of arc clamp plate one (23) has elastic sealing washer (25), the one end that bolt (22) was kept away from to arc clamp plate one (23) and the lateral wall overlap joint of gas pipe (1).

6. A gas conduit sleeve according to claim 5, wherein: the outer wall of the elastic sealing ring (25) is in sliding connection with the left end of the sleeve (2), and the inner wall of the elastic sealing ring (25) is clamped with the outer wall of the gas pipe (1).