CN213117866U

CN213117866U - Pipeline connecting piece with double-seal structure

Info

Publication number: CN213117866U
Application number: CN202021305000.XU
Authority: CN
Inventors: 张瑞荣
Original assignee: Nanan Lidi Home Supplies Co ltd
Current assignee: Wuhan Haiyaoda Building Materials Co ltd
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2021-05-04
Anticipated expiration: 2030-07-07

Abstract

The utility model provides a pipe connection spare with double seal structure, includes interior sleeve pipe, extrusion piece, outer tube and regulation pole, first sealing washer is all installed at both ends about interior sheathed tube, and the outside of first sealing washer is provided with the outer tube, the inboard of outer tube is fixed with the extrusion piece, the second seal groove has been seted up in the interior sheathed tube outside, interior sheathed tube inboard is provided with the inner ring, and the inboard of inner ring has seted up the spacing groove, the second mounting groove has been seted up to the inboard of spacing groove, and the inboard of second mounting groove installs the sealed piece of rubber, the inboard of sealed piece of rubber is provided with the clamp splice, and the left and right sides of clamp splice has all seted up first mounting groove. This pipe connection spare with double seal structure has multiple seal structure, makes pipe connection spare installation back have good leakproofness, and can carry out the centre gripping steadily to the pipeline, avoids the pipeline to take place to drop, increases the stability behind the piping erection.

Description

Pipeline connecting piece with double-seal structure

Technical Field

The utility model relates to a relevant technical field of pipe connection specifically is a pipe connection spare with double seal structure.

Background

The pipeline is a device for transmitting gas or fluid, in the pipeline engineering, the pipelines need to be connected by pipeline connectors, and the pipeline connectors have certain tightness, but most of the pipeline connectors on the market still have some problems, such as:

seal structure is less, leads to pipe connection spare leakproofness poor when carrying out the pipe connection, and is not convenient for carry out the centre gripping steadily to the pipeline, leads to the pipeline easily to take place to drop and influence the stability behind the piping erection, consequently, the utility model provides a pipe connection spare with dual seal structure to solve the above-mentioned problem that proposes.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: the utility model provides a conduit coupling spare with double seal structure to it is less to solve most of conduit coupling spare seal structure on the market that proposes in the above-mentioned background art, and it is poor to lead to conduit coupling spare leakproofness when carrying out the pipe connection, and is not convenient for carry out the centre gripping steadily to the pipeline, leads to the pipeline easily to take place to drop and influences the problem of the stability behind the piping erection.

The technical scheme of the utility model is that: a pipeline connecting piece with a double-sealing structure comprises an inner sleeve, an extrusion block, an outer sleeve and an adjusting rod, wherein the left end and the right end of the inner sleeve are respectively provided with a first sealing ring, an outer sleeve is arranged on the outer side of the first sealing ring, an extrusion block is fixed on the inner side of the outer sleeve, a first sealing groove is arranged on the outer side of the extrusion block, an anti-slip block is fixed on the inner side of the extrusion block, a second sealing groove is arranged on the outer side of the inner sleeve, a sealing sleeve is arranged on the inner side of the second sealing groove, an adjusting rod is arranged on the outer side of the sealing sleeve, an inner ring is arranged on the inner side of the inner sleeve, a limiting groove is formed in the inner side of the inner ring, a second mounting groove is formed in the inner side of the limiting groove, and the sealed piece of rubber is installed to the inboard of second mounting groove, the inboard of sealed piece of rubber is provided with the clamp splice, and the left and right sides of clamp splice has all seted up first mounting groove.

Preferably, the vertical sections of the left end and the right end of the inner sleeve are trapezoidal, and the inclination angle of the trapezoidal vertical section of the inner sleeve is equal to that of the extrusion block.

Preferably, the extrusion blocks are distributed in the outer sleeve at equal angles, and the outer sleeve is in threaded connection with the inner sleeve.

Preferably, the anti-skidding blocks are distributed on the extrusion blocks at equal intervals, and the anti-skidding blocks and the extrusion blocks are arranged in a one-to-one correspondence mode.

Preferably, the adjusting rod is in threaded connection with the first mounting groove, and the first mounting groove is in clamping type sliding connection with the inner sleeve.

Preferably, the clamping block is arc-shaped, and the clamping block and the rubber sealing block are arranged in a laminating manner.

Compared with the prior art, the beneficial effects of the utility model are that: the pipeline connecting piece with the double sealing structure is provided with multiple sealing structures, so that the pipeline connecting piece has good sealing performance after being installed, and can stably clamp a pipeline, so that the pipeline is prevented from falling off, and the stability of the pipeline after being installed is improved;

1. the adjusting rod can be nested with the seal sleeve through threaded connection between the adjusting rod and the clamping block, so that the possibility that a medium flows out from a gap between the clamping block and a pipeline is reduced, and the device has a multi-seal structure through clamping connection between the rubber sealing block and the second mounting groove and laminating arrangement between the rubber sealing block and the clamping block, so that the pipeline connecting piece has good sealing performance after being mounted;

2. the pipeline is clamped through the clamping of the clamping block and the limiting groove, the pipeline is prevented from falling off, the stability of the installed pipeline is improved, the clamping block can be tightly attached to the pipeline through the arc shape of the clamping block, and the sealing performance is improved;

3. the equal angular distribution of the extrusion blocks in the outer sleeve and the equal inclination angle of the extrusion blocks and the opening of the inner sleeve enable the extrusion blocks to be in threaded connection with the inner sleeve, the inner diameter of the side port in the extrusion blocks is reduced, the pipeline is clamped, the antiskid blocks in the extrusion blocks which are distributed at equal intervals avoid the pipeline from sliding, and the stability of clamping is improved.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is a schematic side view of the cross-sectional structure of the present invention;

FIG. 3 is a schematic side view of the connection between the extrusion block and the outer sleeve according to the present invention;

fig. 4 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention.

In the figure: 1. an inner sleeve; 2. a first seal groove; 3. extruding the block; 4. anti-skid blocks; 5. an outer sleeve; 6. a first seal ring; 7. an inner ring; 8. sealing sleeves; 9. adjusting a rod; 10. a first mounting groove; 11. a rubber sealing block; 12. a limiting groove; 13. a clamping block; 14. a second mounting groove; 15. a second seal groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a pipe connector with a double sealing structure includes an inner sleeve 1, a first sealing groove 2, an extrusion block 3, an anti-slip block 4, an outer sleeve 5, a first sealing ring 6, an inner ring 7, a sealing sleeve 8, an adjusting rod 9, a first mounting groove 10, a rubber sealing block 11, a limiting groove 12, a clamping block 13, a second mounting groove 14 and a second sealing groove 15, the first sealing ring 6 is mounted at both left and right ends of the inner sleeve 1, the outer sleeve 5 is disposed at an outer side of the first sealing ring 6, the extrusion block 3 is fixed at an inner side of the outer sleeve 5, the first sealing groove 2 is disposed at an outer side of the extrusion block 3, the anti-slip block 4 is fixed at an inner side of the extrusion block 3, the second sealing groove 15 is disposed at an outer side of the inner sleeve 1, the sealing sleeve 8 is mounted at an inner side of the second sealing groove 15, the adjusting rod 9 is, a limiting groove 12 is formed in the inner side of the inner ring 7, a second mounting groove 14 is formed in the inner side of the limiting groove 12, a rubber sealing block 11 is mounted on the inner side of the second mounting groove 14, a clamping block 13 is arranged on the inner side of the rubber sealing block 11, and first mounting grooves 10 are formed in the left side and the right side of the clamping block 13;

as shown in fig. 1, the vertical cross-sections of the left and right ends of the inner sleeve 1 are trapezoidal, and the inclination angle of the trapezoidal vertical cross-section of the inner sleeve 1 is equal to that of the extrusion block 3, so that the radius of the inner end of the extrusion block 3 can be reduced in the connection process of the outer sleeve 5 and the inner sleeve 1, thereby clamping the pipeline, as shown in fig. 1 and 3, the extrusion blocks 3 are distributed in the outer sleeve 5 at equal angles, and the outer sleeve 5 and the inner sleeve 1 are in threaded connection, thereby facilitating the installation and fixation of the outer sleeve 5, as shown in fig. 1 and 3, the anti-skid blocks 4 are distributed on the extrusion blocks 3 at equal intervals, and the anti-skid blocks 4 and the extrusion blocks 3 are arranged in one-to-one correspondence, thereby avoiding;

as shown in fig. 1 and 4, the adjusting rod 9 is in threaded connection with the first mounting groove 10, and the first mounting groove 10 and the inner sleeve 1 are in snap-on sliding connection, so that the adjusting rod 9 does not drive the clamping block 13 to rotate when rotating, and the clamping block 13 can be accurately clamped with the limiting groove 12, as shown in fig. 2, the clamping block 13 is arc-shaped, and the clamping block 13 and the rubber sealing block 11 are arranged in an attaching manner, so that the clamping block 13 can be closely attached to the inner wall of the pipeline, and the sealing performance of pipeline connection is improved.

When the pipe connecting piece with the double sealing structure is used, firstly, as shown in fig. 1, 2 and 4, two ends of a pipe to be connected are respectively inserted into the inner sleeve 1 from the left outer sleeve 5 and the right outer sleeve 5, after the pipe connecting piece is jointed with the rubber sealing block 11, the adjusting rod 9 is rotated, the clamping block 13 is enabled not to rotate through the clamping type sliding connection between the first mounting groove 10 and the inner sleeve 1, the inner wall of the pipe is extruded, so that the pipe is clamped, after the adjusting rod 9 is rotated to a proper position, the adjusting rod 9 is jointed with the sealing sleeve 8, the clamping block 13 is clamped with the rubber sealing block 11, the sealing performance is improved, the inner ring 7 is utilized to properly extrude the wall of the pipe, a certain friction force is increased, as shown in fig. 3, then the outer sleeves 5 on the left side and the right side of the inner sleeve 1 are rotated, so that the outer sleeves 5 are jointed to the, meanwhile, the first sealing ring 6 is clamped with the first sealing groove 2, the sealing performance is improved, the friction force on the pipeline is increased through the triangular vertical section of the anti-slip block 4, the possibility of sliding out of the pipeline is reduced, and the method for using the pipeline connecting piece with the double sealing structure is the method for using the pipeline connecting piece with the double sealing structure.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connected mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt among the prior art, and conventional model, including the conventional connected mode among the circuit connection adoption prior art, and the details are not repeated here, and the content that does not make detailed description in this description belongs to the prior art that skilled person in the art knows.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a pipe connection spare with double seal structure, includes interior sleeve pipe (1), extrusion piece (3), outer tube (5) and adjusts pole (9), its characterized in that: the inner sleeve is characterized in that first sealing rings (6) are installed at the left end and the right end of the inner sleeve (1), an outer sleeve (5) is arranged on the outer side of each first sealing ring (6), an extrusion block (3) is fixed on the inner side of the outer sleeve (5), a first sealing groove (2) is formed in the outer side of each extrusion block (3), an anti-slip block (4) is fixed on the inner side of each extrusion block (3), a second sealing groove (15) is formed in the outer side of the inner sleeve (1), a sealing sleeve (8) is installed on the inner side of each second sealing groove (15), an adjusting rod (9) is arranged on the outer side of each sealing sleeve (8), an inner ring (7) is arranged on the inner side of the inner sleeve (1), a limiting groove (12) is formed in the inner side of each inner ring (7), a second mounting groove (14) is formed in the inner side of each limiting groove, the rubber seal block (11) is provided with clamping block (13) on the inner side, and first mounting grooves (10) are formed in the left side and the right side of the clamping block (13).

2. A pipe coupling having a double seal structure according to claim 1, wherein: the vertical sections of the left end and the right end of the inner sleeve (1) are trapezoidal, and the inclination angle of the trapezoidal vertical section of the inner sleeve (1) is equal to that of the extrusion block (3).

3. A pipe coupling having a double seal structure according to claim 1, wherein: the extrusion blocks (3) are distributed in the outer sleeve (5) at equal angles, and the outer sleeve (5) is in threaded connection with the inner sleeve (1).

4. A pipe coupling having a double seal structure according to claim 1, wherein: the anti-skidding blocks (4) are distributed on the extrusion blocks (3) at equal intervals, and the anti-skidding blocks (4) are arranged in one-to-one correspondence with the extrusion blocks (3).

5. A pipe coupling having a double seal structure according to claim 1, wherein: the adjusting rod (9) is in threaded connection with the first mounting groove (10), and the first mounting groove (10) is in clamping type sliding connection with the inner sleeve (1).

6. A pipe coupling having a double seal structure according to claim 1, wherein: the clamping block (13) is arc-shaped, and the clamping block (13) is attached to the rubber sealing block (11).