CN211550823U

CN211550823U - Pipeline sealing connecting device for water supply and drainage construction

Info

Publication number: CN211550823U
Application number: CN202020186986.7U
Authority: CN
Inventors: 冉旭宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-02-20
Filing date: 2020-02-20
Publication date: 2020-09-22
Anticipated expiration: 2030-02-20

Abstract

The utility model discloses a sealed connecting device of pipeline of plumbing construction usefulness, including last snap ring, fixed knot structure, extension piece and lower snap ring, the both sides of going up the snap ring are provided with first connecting block, and the inside of first connecting block is provided with fixed knot and constructs. The utility model discloses a one side of being connected with the bolt piece on the lateral wall of dead lever is provided with the packing ring, one side of packing ring is provided with the gasket, the gasket when fastening the atress with first connecting block direct contact, can protect first connecting block, avoid taking place the lock phenomenon of dying, the intermediate position department that the nut is connected with the second connecting block is provided with the guard ring, the guard ring plays the guard action when making to carry out the application of force to the nut, prevent to exert oneself and excessively lead to the wearing and tearing of second connecting block, through the packing ring, the setting up of gasket and guard ring makes fixed knot construct difficult emergence lock when using or excessively lead to the condition of damage hard, it is more high-efficient to use.

Description

Pipeline sealing connecting device for water supply and drainage construction

Technical Field

The utility model relates to the technical field of pipelines, specifically be a sealed connection device of pipeline of plumbing construction usefulness.

Background

Need be connected between pipeline and the pipeline during hydraulic engineering drainage, need notice the leakproofness between the body and the fixity of body connection when connecting, need the pipeline sealing connection device that the drainage construction that firm in connection sealing performance is good used now, but the pipeline sealing connection device that the present plumbing construction was used has a lot of problems or defects:

firstly, the traditional pipeline sealing connection device for water supply and drainage construction is not firm enough in connection between a pipe body and a pipe body, and the intercepting and fixing effect is poor;

secondly, when the pipe body of the traditional pipeline sealing connecting device for water supply and drainage construction is butted with the pipe body, excessive force application is easy to damage the connecting piece;

thirdly, the traditional pipeline sealing connection device for water supply and drainage construction has poor sealing performance when being fixed in butt joint.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sealed connecting device of pipeline of plumbing construction usefulness to connect between the body that proposes in solving above-mentioned background art and fasten inadequately, connect when fastening application of force easily produce the loss and connect the not good problem of sealing performance.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a sealed connecting device of pipeline of plumbing construction usefulness, includes snap ring, fixed knot structure, extends piece and snap ring down, the both sides of going up the snap ring are provided with first connecting block, and the inside of first connecting block is provided with fixed knot and constructs, the one end of going up the snap ring is provided with down the snap ring, and the snap ring passes through fixed knot structure down to be connected with last snap ring, the both sides of going up snap ring and lower snap ring all are provided with extend the piece, the both sides of snap ring are provided with the second connecting block down, be provided with the guard circle on fixed knot constructs's the lateral wall.

Preferably, all be provided with the abrasionproof and decrease the granule on the lateral wall of going up snap ring and snap ring down, and the abrasionproof decreases the granule and is evenly distributed on the lateral wall of last snap ring and lower snap ring.

Preferably, all be provided with the elastic ring on the inside wall of going up snap ring and lower snap ring, and be provided with the sealing washer on the inside wall of elastic ring.

Preferably, fixed knot piece, anti-skidding line, preformed groove, dead lever, nut, internal thread and external screw thread have set gradually from the top down to fixed knot structure, swing joint has the dead lever on the inside wall of preformed groove, and the top fixedly connected with bolt piece of dead lever, be provided with anti-skidding line on the lateral wall of bolt piece, and anti-skidding line is equidistant range on the lateral wall of bolt piece.

Preferably, the outer side wall of the fixing rod is movably connected with a nut, an inner thread is arranged on the inner side wall of the nut, an outer thread is arranged on the outer side wall of the fixing rod, and the outer thread and the inner thread are in threaded connection.

Preferably, a gasket is arranged on the outer side wall of the fixing structure, and a gasket is arranged at the bottom end of the gasket.

Compared with the prior art, the beneficial effects of the utility model are that: this pipeline sealing connecting device that plumbing construction was used is rational in infrastructure, has following advantage:

(1) the connecting blocks which are symmetrically distributed are arranged at four corners of the upper clamping ring and the lower clamping ring, the upper clamping ring is connected with the lower clamping ring through the fixing structures, when the pipe bodies are butted, the fixing rod is inserted into a reserved groove arranged in the connecting blocks, the upper clamping ring is connected and fixed with the lower clamping ring through the nut, and the upper clamping ring and the lower clamping ring are more firmly connected and fixed through the symmetrically distributed four fixing structures, so that the connection of the pipelines is more efficient and compact;

(2) the gasket is arranged on one side, connected with the bolt block, of the outer side wall of the fixed rod, the gasket is arranged on one side of the gasket, the gasket is in direct contact with the first connecting block when being fastened and stressed, the first connecting block can be protected, the phenomenon of locking is avoided, the protective ring is arranged in the middle position where the nut is connected with the second connecting block, the protective ring plays a protective role when the nut is applied with force, the second connecting block is prevented from being abraded due to excessive force, the fixed structure is not prone to being locked or damaged due to excessive force when the fixed structure is used due to the arrangement of the gasket, the gasket and the protective ring, and the use is more efficient;

(3) through being provided with the elastic ring on the inside wall of last snap ring and snap ring down, the elastic ring has certain elasticity space when fastening the body, can extrude, makes its fastening sealing performance better, and the inside wall of elastic ring is provided with the sealing washer, can cooperate with the elastic ring, and the sealing performance that the snap ring was fastened to the body down to the snap ring is better in the messenger.

Drawings

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

fig. 2 is a schematic top view of the present invention;

fig. 3 is a front view of the fixing structure of the present invention;

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

In the figure: 1. anti-wear particles; 2. a first connection block; 3. a snap ring is arranged; 4. a fixed structure; 401. a bolt block; 402. anti-skid lines; 403. reserving a groove; 404. fixing the rod; 405. a nut; 406. an internal thread; 407. an external thread; 5. an extension block; 6. an elastic ring; 7. a gasket; 8. a gasket; 9. a guard ring; 10. a seal ring; 11. a lower snap ring; 12. and a second connecting block.

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, the present invention provides an embodiment: a pipeline sealing connecting device for water supply and drainage construction comprises an upper clamping ring 3, a fixing structure 4, an extension block 5 and a lower clamping ring 11, wherein first connecting blocks 2 are arranged on two sides of the upper clamping ring 3, elastic rings 6 are arranged on the inner side walls of the upper clamping ring 3 and the lower clamping ring 11, and sealing rings 10 are arranged on the inner side walls of the elastic rings 6, so that the sealing effect of the device is better when the device is used;

the outer side walls of the upper clamping ring 3 and the lower clamping ring 11 are both provided with anti-abrasion particles 1, and the anti-abrasion particles 1 are uniformly distributed on the outer side walls of the upper clamping ring 3 and the lower clamping ring 11, so that the device effectively reduces loss and prolongs the service life when in use;

the fixing structure 4 is arranged in the first connecting block 2, the gasket 7 is arranged on the outer side wall of the fixing structure 4, the gasket 8 is arranged at the bottom end of the gasket 7, and the gasket 7 and the gasket 8 have a protection effect when force is applied to the nut 405, so that loss of the structure cannot be generated when the force is applied to the fixing structure 4;

the fixed structure 4 is sequentially provided with a bolt block 401, anti-skid grains 402, a reserved groove 403, a fixed rod 404, a nut 405, an internal thread 406 and an external thread 407 from top to bottom, the inner side wall of the reserved groove 403 is movably connected with the fixed rod 404, the top end of the fixed rod 404 is fixedly connected with the bolt block 401, the outer side wall of the bolt block 401 is provided with the anti-skid grains 402, and the anti-skid grains 402 are arranged on the outer side wall of the bolt block 401 at equal intervals;

the outer side wall of the fixing rod 404 is movably connected with a nut 405, the inner side wall of the nut 405 is provided with an internal thread 406, the outer side wall of the fixing rod 404 is provided with an external thread 407, and the external thread 407 and the internal thread 406 are in threaded connection;

specifically, as shown in fig. 1 and 3, when in use, the upper snap ring 3 and the lower snap ring 11 are connected by the fixing structure 4 at four corners of the upper snap ring 3 and the lower snap ring 11, the fixing rod 404 is inserted into the preformed groove 403 arranged inside the connecting block when the connecting block and the connecting block are butted, the upper snap ring 3 and the lower snap ring 11 are connected and fixed by the nut 405, and the upper snap ring 3 and the lower snap ring 11 are more firmly connected and fixed by the symmetrically distributed four fixing structures 4, so that the connection of the pipeline is more efficient and tight;

go up the one end of snap ring 3 and be provided with down snap ring 11, and snap ring 11 is connected with last snap ring 3 through fixed knot structure 4 down, goes up snap ring 3 and all is provided with extension piece 5 with the both sides of snap ring 11 down, and the both sides of snap ring 11 are provided with second connecting block 12 down, are provided with protective ring 9 on the lateral wall of fixed knot structure 4.

The working principle is as follows: when the pipe butt joint device is used, firstly, the connecting blocks which are symmetrically distributed are arranged at four corners of the upper clamping ring 3 and the lower clamping ring 11, the upper clamping ring 3 and the lower clamping ring 11 are connected through the fixing structures 4 between the connecting blocks, the fixing rod 404 is inserted into the reserved groove 403 arranged in the connecting blocks when the pipe bodies are in butt joint, the upper clamping ring 3 and the lower clamping ring 11 are connected and fixed through the nut 405, and the upper clamping ring 3 and the lower clamping ring 11 are more firmly connected and fixed through the symmetrically distributed four fixing structures 4, so that the connection of a pipeline is more efficient and compact;

secondly, a gasket 7 is arranged on one side, connected with the bolt block 401, of the outer side wall of the fixing rod 404, a gasket 8 is arranged on one side of the gasket 7, the gasket 8 is in direct contact with the first connecting block 2 when being fastened and stressed, the first connecting block 2 can be protected, the locking phenomenon is avoided, a protection ring 9 is arranged at the middle position where the nut 405 is connected with the second connecting block 12, the protection ring 9 plays a protection role when the nut 405 is applied with force, the second connecting block 12 is prevented from being abraded due to excessive force, the fixing structure 4 is not prone to being locked or damaged due to excessive force due to the arrangement of the gasket 7, the gasket 8 and the protection ring 9, and the use is more efficient;

finally, through being provided with elastic ring 6 on last snap ring 3 and the inside wall of lower snap ring 11, elastic ring 6 has certain elasticity space when fastening the body, can extrude, makes its fastening sealing performance better, and the inside wall of elastic ring 6 is provided with sealing washer 10, can cooperate with elastic ring 6, and the sealing performance that makes go up snap ring 3 and snap ring 11 and fasten the body is better.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a sealed connecting device of pipeline of plumbing construction usefulness, includes snap ring (3), fixed knot structure (4), extension piece (5) and lower snap ring (11), its characterized in that: go up the both sides of snap ring (3) and be provided with first connecting block (2), and the inside of first connecting block (2) is provided with fixed knot structure (4), the one end of going up snap ring (3) is provided with down snap ring (11), and down snap ring (11) be connected with last snap ring (3) through fixed knot structure (4), the both sides of going up snap ring (3) and lower snap ring (11) all are provided with extension piece (5), the both sides of snap ring (11) are provided with second connecting block (12) down, be provided with guard ring (9) on the lateral wall of fixed knot structure (4).

2. The pipe sealing connection device for water supply and drainage construction as claimed in claim 1, wherein: go up all to be provided with on the lateral wall of snap ring (3) and lower snap ring (11) abrasionproof decreases granule (1), and abrasionproof decreases granule (1) and is evenly distributed on the lateral wall of last snap ring (3) and lower snap ring (11).

3. The pipe sealing connection device for water supply and drainage construction as claimed in claim 1, wherein: go up all to be provided with elastic ring (6) on the inside wall of snap ring (3) and lower snap ring (11), and be provided with sealing washer (10) on the inside wall of elastic ring (6).

4. The pipe sealing connection device for water supply and drainage construction as claimed in claim 1, wherein: fixed knot piece (401), anti-skidding line (402), preformed groove (403), dead lever (404), nut (405), internal thread (406) and external screw thread (407) have set gradually from the top down in fixed knot structure (4), swing joint has dead lever (404) on the inside wall of preformed groove (403), and the top fixedly connected with of dead lever (404) piece (401), be provided with anti-skidding line (402) on the lateral wall of piece (401), and anti-skidding line (402) are equidistant range on the lateral wall of piece (401).

5. The pipe sealing connection device for water supply and drainage construction as claimed in claim 4, wherein: the outer side wall of the fixing rod (404) is movably connected with a nut (405), an inner side wall of the nut (405) is provided with an inner thread (406), an outer thread (407) is arranged on the outer side wall of the fixing rod (404), and the outer thread (407) is in threaded connection with the inner thread (406).

6. The pipe sealing connection device for water supply and drainage construction as claimed in claim 1, wherein: and a gasket (7) is arranged on the outer side wall of the fixed structure (4), and a gasket (8) is arranged at the bottom end of the gasket (7).