CN211779609U

CN211779609U - Prefabricated formula PVC pipe antidetonation prevention of seepage water connection structure

Info

Publication number: CN211779609U
Application number: CN201921847492.2U
Authority: CN
Inventors: 张新玲
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-30
Filing date: 2019-10-30
Publication date: 2020-10-27
Anticipated expiration: 2029-10-30

Abstract

The utility model provides a prefabricated PVC pipe antidetonation prevention of seepage connection structure of water, including the pipeline main part, adapter sleeve, sealed lid, adapter sleeve supporting sets up in the outside terminal surface department of pipeline main part, when needing to connect the PVC pipeline and handling, twine sealing strip and waterproof cover to the junction of 2 PCV pipelines, and force waterproof cover, sealing strip and pipeline main part card to go into to the adapter sleeve intraduct, because the characteristics of waterproof cover and sealing strip, can carry out the first step prevention of seepage water treatment to the pipeline junction, when waterproof cover and rubber support block contact, manually stretch the rubber support block, make the outside surface of waterproof cover and the inboard terminal surface of rubber support block contact, because the connection setting of its rubber support block and pressure spring, therefore after the junction of pipeline main part is completely card to the rubber support block, utilize the resilience of its pressure spring, when the pipeline has produced the vibrations of certain degree, the pressure spring can slow down the vibration force of the vibration damper, so that the anti-vibration effect is achieved.

Description

Prefabricated formula PVC pipe antidetonation prevention of seepage water connection structure

Technical Field

The utility model relates to a PVC pipe connection technical field, more specifically say, relate to a connection structure of prefabricated formula PVC pipe antidetonation prevention of seepage water.

Background

The PVC pipe (PVC-U pipe) is made up by using PVC resin, stabilizing agent and lubricating agent through the processes of compounding, hot-pressing and extrusion-forming, and is a plastic pipe material which can be developed and applied at first, and the PVC-U pipe is strong in corrosion resistance, easy to adhere, low in cost and hard in texture, but only applicable to water supply system whose conveying temp. is less than 45 deg.C due to permeation of PVC-U monomer and additive. Plastic pipes are used for drainage, waste water, chemicals, heating and cooling liquids, food, ultrapure liquids, slurries, gases, compressed air and vacuum systems.

PVC pipe is when the in-service use, need connect the processing to it, the connected mode of current PVC plastics tubular product is mostly all to adopt the hot melt agent, one end heating deformation with the pipeline, then directly with another pipe connection, this kind of mode has following problem in the in-service use, because PVC pipe is used for transporting liquid more, when PVC pipe receives the impact force of liquid, can produce the vibrations of certain degree, the junction that can force the pipeline like this appears becoming flexible, thereby lead to the condition such as infiltration appears in the pipe connection department, consequently, based on above problem, need a PVC union coupling structure who has antidetonation and prevention of seepage water function.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model discloses aim at solving when the PVC pipe needs to carry out connection processing, through its connection structure, can carry out antidetonation and prevention of seepage water treatment to the PVC pipe to guarantee the connection stability of PVC pipeline.

(II) technical scheme

A prefabricated PVC pipe anti-seismic and anti-seepage connecting structure comprises a pipeline main body, a connecting sleeve and a sealing cover, wherein the connecting sleeve is arranged at the outer side end face of the pipeline main body in a matched mode, the sealing cover is in threaded connection with the left side end face and the right side end face of the connecting sleeve, the pipeline main body further comprises a sealing strip and a waterproof sleeve, the sealing strip is arranged at the outer side end face of the pipeline main body in a matched mode, and the waterproof sleeve is fixedly arranged on the outer side face of the sealing strip;

the connecting sleeve also comprises a rubber abutting block, a screw rod, a pressure spring and a groove, wherein the rubber abutting block is movably connected inside the connecting sleeve, the screw rod is in threaded connection with the outer side end face of the connecting sleeve, one end of the pressure spring is fixedly connected with the inner wall end face of the connecting sleeve, the other end of the pressure spring is fixedly connected with the outer side end face of the rubber abutting block, and the groove is embedded in the outer side end face of the rubber abutting block;

the sealing cover further comprises a waterproof gasket and an open slot, the open slot is arranged at the left end face and the right end face of the sealing cover in a penetrating mode, and the waterproof gasket is fixedly arranged at the end face of the inner side of the open slot.

Preferably: the whole cylindrical structure that is of adapter sleeve, wherein adapter sleeve's left side aperture is less than adapter sleeve's right side aperture, and adapter sleeve's left side aperture diameter and pipeline main part's diameter are supporting each other simultaneously.

Preferably: the rubber abutting block, the sealing belt and the waterproof sleeve are all of cylindrical structures, and the outer side face of the rubber abutting block is provided with a plurality of pressure springs and screw rods in a matched mode.

Preferably: the groove is semicircular, the bottom end face of the screw is also semicircular, and the outer side end face of the connecting sleeve is also provided with a thread groove matched with the screw in a matched manner.

Preferably: the opening groove and the waterproof gasket are both of annular structures, the diameter of the extruded inner wall of the waterproof gasket is matched with the diameter of the outer side of the pipeline main body, and the waterproof gasket is made of silica gel.

Preferably: the sealing cover is in a concave shape, the number of the sealing cover is 2, thread grooves are further formed in the end face of the inner wall of the sealing cover in a matched mode, external threads are formed in the left side of the outer end face and the right side of the outer side face of the connecting sleeve, and the thread grooves of the sealing cover are matched with the external threads of the connecting sleeve.

Has the advantages that:

1. the prefabricated PVC pipe anti-seismic and anti-seepage connecting structure is provided with a connecting sleeve and a sealing strip, when PVC pipes need to be connected, the connecting sleeve and the sealing cover are inserted into one end of 1 of the PVC pipes, one end of 1 of the PVC pipes is softened, the connecting sleeve and the sealing cover are inserted into the end surface of the inner wall of the other 1 of the PVC pipes, then the sealing strip and the waterproof cover are wound to the connecting part of 2 PCV pipes, and the waterproof cover, the sealing strip and a pipe main body are forced to be clamped into the connecting sleeve, the first step of anti-seepage treatment can be carried out on the connecting part of the pipes due to the characteristics of the waterproof cover and the sealing strip, when the waterproof cover is contacted with the rubber abutting block, the rubber abutting block is manually stretched, the outer side surface of the waterproof cover is contacted with the inner side surface of the rubber abutting block, and due to the connection arrangement of the rubber abutting block and the pressure spring, when the connecting part of the pipe main body, utilize the resilience of its pressure spring, can the pipeline support tight the processing, can carry out the centre gripping to the junction of pipeline like this and handle to guarantee the connection stability of pipeline, utilize the tight power of supporting of its pressure spring simultaneously, can also carry out antidetonation to the pipeline junction and handle, when the pipeline has produced the vibrations of certain degree, its pressure spring can slow down its vibrations power, thereby reaches the antidetonation effect.

2. The prefabricated PVC pipe anti-seismic and anti-seepage connecting structure is provided with a screw rod and a sealing cover, after the rubber abutting block finishes clamping the joint of the pipeline, the screw is manually selected, and through the connection relationship between the screw and the rubber abutting block, when the screw rod moves towards the inside of the connecting sleeve, the rubber abutting block is forced to move to a certain degree towards the outer end face of the pipeline main body, so that the clamping force of the rubber abutting block on the pipeline main body can be improved, thereby avoiding the situations of water seepage and the like at the joint of the pipeline caused by unstable clamping of the rubber abutting block, simultaneously performing water seepage prevention treatment on the left end face and the right end face of the connecting sleeve by utilizing the arrangement of the sealing cover and the waterproof gasket, thereby avoiding the conditions of water leakage and the like, and finally, the anti-seepage and anti-seismic treatment of the pipeline joint is completed through the connecting structure, thereby ensuring the connection stability of the pipeline.

Description of the drawings:

fig. 1 is the utility model discloses a connection structure front section schematic diagram of prefabricated formula PVC pipe antidetonation prevention of seepage water.

Fig. 2 is a schematic view of the left side of the connection sleeve of the present invention.

Fig. 3 is a schematic side view of the sealing cover of the present invention.

Fig. 4 is a schematic side view of the connection sleeve a of the present invention.

In FIGS. 1-4: 1-a pipe body; 101-sealing tape; 102-a waterproof jacket; 2-connecting a sleeve; 201-rubber supporting block; 202-screw rod; 203-pressure spring; 204-groove; 3-sealing the cover; 301-waterproof gasket; 302-open slot.

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.

As shown in figures 1 to 4: the utility model provides a technical scheme, a prefabricated formula PVC pipe antidetonation prevention of seepage connection structure of water, including pipeline main part 1, adapter sleeve 2, sealed lid 3, adapter sleeve 2 is supporting to be set up in the outside terminal surface department of pipeline main part 1, sealed lid 3 threaded connection is in the left side terminal surface department and the right side terminal surface department of adapter sleeve 2, pipeline main part 1 still includes sealing strip 101, waterproof cover 102, sealing strip 101 is supporting to be set up the outside terminal surface department of pipeline main part 1, waterproof cover 102 is fixed to be set up in the lateral surface of sealing strip 101;

the connecting sleeve 2 further comprises a rubber abutting block 201, a screw 202, a pressure spring 203 and a groove 204, the rubber abutting block 201 is movably connected inside the connecting sleeve 2, the screw 202 is connected to the outer side end face of the connecting sleeve 2 in a threaded manner, one end of the pressure spring 203 is fixedly connected to the inner wall end face of the connecting sleeve 2, the other end of the pressure spring 203 is fixedly connected to the outer side end face of the rubber abutting block 201, and the groove 204 is arranged at the outer side end face of the rubber abutting block 201 in an embedded manner;

the sealing cover 3 further comprises a waterproof gasket 301 and an opening groove 302, the opening groove 302 is arranged at the left side end face and the right side end face of the sealing cover 3 in a penetrating mode, and the waterproof gasket 301 is fixedly arranged at the inner side end face of the opening groove 302.

Wherein: the whole cylindrical structure that is of adapter sleeve 2, wherein adapter sleeve 2 left side aperture is less than adapter sleeve 2's right side aperture, and adapter sleeve 2's left side aperture diameter is supporting each other with the diameter of pipeline main part 1 simultaneously, through adapter sleeve 2's setting, can carry out spacing and centre gripping to the pipe connection department and handle.

Wherein: the rubber abutting block 201, the sealing belt 101 and the waterproof sleeve 102 are all of cylindrical structures, the outer side face of the rubber abutting block 201 is provided with the plurality of pressure springs 203 and the screw rods 202 in a matched mode, water seepage prevention treatment can be conducted on the pipeline connecting position through the arrangement of the rubber abutting block, the sealing belt 101 and the waterproof sleeve 102, meanwhile, due to the arrangement of the compression springs 203 and the screw rods 202, the rubber abutting block 201 can be forced to conduct clamping and fixing treatment on the pipeline connecting position, and therefore the connecting stability of the pipeline is improved.

Wherein: the shape of recess 204 is the semicircle form, and the bottom terminal surface of screw rod 202 also is the semicircle column structure, and the outside terminal surface of connecting sleeve 2 still matches simultaneously and is provided with the thread groove that matches with screw rod 202, through the setting of screw rod 202 and recess 204, when screw rod 202 is rotating, can avoid causing compelling the harm to its recess 204, and the setting of thread groove can guarantee that screw rod 202 carries out stable rotation simultaneously.

Wherein: the opening groove 302 and the waterproof gasket 301 are both in an annular structure, the diameter of the inner wall of the waterproof gasket 301 after extrusion is matched with the diameter of the outer side of the pipeline main body 1, meanwhile, the waterproof gasket 301 is made of silica gel, and water seepage prevention treatment can be performed on the left end face and the right end face of the connecting sleeve 2 through the waterproof gasket 301 and the opening groove 302.

Wherein: sealed lid 3 is "concave" word form, its quantity is 2, and the inner wall terminal surface department of sealed lid 3 still forms a complete set thread groove, connecting sleeve 2's outer terminal surface left side department and lateral surface right side department all are provided with the external screw thread simultaneously, and the thread groove of sealed lid 3 and connecting sleeve 2's external screw thread form a complete set each other, through the setting of thread groove and external screw thread, can make the stable left side terminal surface department and the right side terminal surface department of installing at connecting sleeve 2 of sealed lid 3, thereby promote the waterproof nature of guaranteeing its connecting sleeve 2.

The working principle is as follows:

firstly, when the PVC pipes are required to be connected, the connecting sleeve 2 and the sealing cover 3 are inserted into one end of 1 of the PVC pipes, one end of 1 of the PVC pipes is softened, and the connecting sleeve is inserted into the end surface of the inner wall of the other 1 of the PVC pipes, then the sealing tape 101 and the waterproof jacket 102 are wound to the joint of 2 PCV pipes, and the waterproof jacket 102, the sealing tape 101 and the pipe main body 1 are forced to be clamped into the connecting sleeve 2, because of the characteristics of the waterproof jacket 102 and the sealing tape 101, the first step of water seepage prevention treatment can be carried out on the joint of the pipes, when the waterproof jacket 102 is contacted with the rubber resisting block 201, the rubber resisting block 201 is manually stretched, the outer side surface of the waterproof jacket 102 is contacted with the inner side surface of the rubber resisting block 201, because of the connection arrangement of the rubber resisting block 201 and the pressure spring 203, after the joint of the pipe main body 1 is completely clamped into the rubber resisting block 201, utilize the resilience of its pressure spring 203, can the pipeline support tight processing, can carry out the centre gripping to the junction of pipeline like this and handle to guarantee the connection stability of pipeline, utilize the power of supporting of its pressure spring 203 simultaneously, can also carry out antidetonation to the pipeline junction and handle, when the pipeline has produced the vibrations of certain degree, its pressure spring 203 can slow down its vibrations power, thereby reaches the antidetonation effect.

After the rubber abutting block 201 finishes clamping the pipeline joint, the screw 202 is manually selected, through the connection relation between the screw 202 and the rubber abutting block 201, when the screw 202 displaces towards the inside of the connecting sleeve 2, the rubber abutting block 201 is forced to displace to a certain degree towards the outer side end face of the pipeline main body 1, so that the clamping force of the rubber abutting block 201 on the pipeline main body 1 can be improved, the situations of water seepage and the like at the pipeline joint caused by unstable clamping of the rubber abutting block 201 are avoided, meanwhile, the left side end face and the right side end face of the connecting sleeve can be subjected to water seepage prevention treatment by the aid of the sealing cover 3 and the waterproof gasket 301, the situations of water leakage and the like are avoided, finally, through the connection structure, the water seepage prevention and the shock prevention treatment at the pipeline joint are finished, and the connection stability of the pipeline is guaranteed.

And those not described in detail in this specification are well within the skill of those in the art.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Claims

1. A prefabricated PVC pipe anti-seismic and anti-seepage connecting structure comprises a pipeline main body (1), a connecting sleeve (2) and a sealing cover (3), wherein the connecting sleeve (2) is arranged at the outer side end face of the pipeline main body (1) in a matched mode, and the sealing cover (3) is in threaded connection with the left side end face and the right side end face of the connecting sleeve (2); the method is characterized in that: the pipeline main body (1) further comprises a sealing strip (101) and a waterproof sleeve (102), the sealing strip (101) is arranged at the outer end face of the pipeline main body (1) in a matched mode, and the waterproof sleeve (102) is fixedly arranged on the outer side face of the sealing strip (101);

the connecting sleeve (2) further comprises a rubber abutting block (201), a screw rod (202), a pressure spring (203) and a groove (204), the rubber abutting block (201) is movably connected inside the connecting sleeve (2), the screw rod (202) is in threaded connection with the outer side end face of the connecting sleeve (2), one end of the pressure spring (203) is fixedly connected to the inner wall end face of the connecting sleeve (2), the other end of the pressure spring (203) is fixedly connected to the outer side end face of the rubber abutting block (201), and the groove (204) is arranged at the outer side end face of the rubber abutting block (201) in an embedded mode;

sealed lid (3) are still including waterproof packing ring (301), open slot (302) run through and set up in the left side terminal surface department and the right side terminal surface department of sealed lid (3), waterproof packing ring (301) are fixed to be set up in the medial surface department of open slot (302).

2. The prefabricated PVC pipe anti-seismic and anti-seepage connecting structure according to claim 1, characterized in that: the whole connecting sleeve (2) is of a cylindrical structure, wherein the left aperture of the connecting sleeve (2) is smaller than the right aperture of the connecting sleeve (2), and meanwhile, the left aperture diameter of the connecting sleeve (2) is matched with the diameter of the pipeline main body (1).

3. The prefabricated PVC pipe anti-seismic and anti-seepage connecting structure according to claim 1, characterized in that: the rubber supporting block (201), the sealing belt (101) and the waterproof sleeve (102) are all of cylindrical structures, and a plurality of pressure springs (203) and screws (202) are arranged on the outer side face of the rubber supporting block (201) in a matched mode.

4. The prefabricated PVC pipe anti-seismic and anti-seepage connecting structure according to claim 1, characterized in that: the groove (204) is semicircular, the bottom end face of the screw rod (202) is also semicircular, and the outer side end face of the connecting sleeve (2) is also provided with a thread groove matched with the screw rod (202) in a matched mode.

5. The prefabricated PVC pipe anti-seismic and anti-seepage connecting structure according to claim 1, characterized in that: the water-proof pipe is characterized in that the open groove (302) and the water-proof gasket (301) are both of an annular structure, the diameter of the extruded inner wall of the water-proof gasket (301) is matched with the diameter of the outer side of the pipe main body (1), and meanwhile the water-proof gasket (301) is made of silica gel.

6. The prefabricated PVC pipe anti-seismic and anti-seepage connecting structure according to claim 1, characterized in that: the sealing cover (3) is in a concave shape, the number of the sealing cover is 2, thread grooves are further formed in the end face of the inner wall of the sealing cover (3) in a matched mode, external threads are formed in the left side of the outer end face and the right side of the outer side face of the connecting sleeve (2), and the thread grooves of the sealing cover (3) are matched with the external threads of the connecting sleeve (2).