CN217502913U

CN217502913U - High-sealing tongue-and-groove cement pipe

Info

Publication number: CN217502913U
Application number: CN202220501376.0U
Authority: CN
Inventors: 李建东; 殷国生
Original assignee: Tangshan Qihao Pipe Industry Co ltd
Current assignee: Tangshan Qihao Pipe Industry Co ltd
Priority date: 2022-03-08
Filing date: 2022-03-08
Publication date: 2022-09-27
Anticipated expiration: 2032-03-08

Abstract

The utility model provides a tongue-and-groove cement pipe of high sealed relates to cement pipe technical field, including cement pipe body structure, cement pipe body structure includes tongue-and-groove cement pipe body, the one end fixedly connected with of tongue-and-groove cement pipe body connects the end, the joint back groove has been seted up to the other end of tongue-and-groove cement pipe body, the inside joint in joint back groove is fixed with the sealing ring No. one. The utility model discloses an inflation sealed air bag and sealing ring, the design of No. two sealing rings, when installing two tongue-and-groove cement pipe bodies, adjusting bolt is rotated to the accessible, compress the gas in the slip gas chamber, thereby make inflation sealed air bag inflation, extrude the sealing ring No. one, thereby seal, thereby prevent the outflow of moisture, and this design, can be when using for a long time, when inflation sealed air bag's sealed effect reduces, through rotating adjusting bolt, can strengthen sealed effect, thereby be convenient for sealed the use, and sealed effect is higher.

Description

High-sealing tongue-and-groove cement pipe

Technical Field

The utility model relates to a cement pipe technical field especially relates to a tongue-and-groove cement pipe of high seal.

Background

The cement pipeline is also called cement pressure pipe and reinforced concrete pipe, it can be used as sewer pipe in the urban construction foundation, can discharge sewage, flood control and drainage, in the prior art, when the tongue-and-groove cement pipe is used in connection, the joint can produce gap, so that it needs to use cement to plug the joint, but after plugging, when it is used for a long time, the cement is easy to produce crack, so that the water flow of the joint can be flowed out, so that the sealing property of the existing tongue-and-groove cement pipe is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving and having tongue-and-groove cement pipe among the prior art when connecting the use, its junction can produce the space to need use cement to carry out the shutoff with the junction, but after the shutoff, when using for a long time, the crack appears easily in cement, thereby makes junction rivers flow, makes the relatively poor problem of leakproofness of current tongue-and-groove cement pipe, and the tongue-and-groove cement pipe of a high seal that provides.

In order to realize the purpose, the utility model adopts the following technical scheme: a high-sealing rabbet cement pipe comprises a cement pipe body structure, wherein the cement pipe body structure comprises a rabbet cement pipe body, one end of the rabbet cement pipe body is fixedly connected with a connecting end, the other end of the rabbet cement pipe body is provided with a clamping rear groove, a first sealing ring is fixedly clamped in the clamping rear groove, the outer surface of the connecting end is fixedly clamped with a second sealing ring, a sealing reinforcing structure is arranged in the second sealing ring, the sealing reinforcing structure comprises an expansion sealing air bag which is fixedly connected to the outer surface of the second sealing ring, a switching air pipe and an adjusting air groove are arranged in the second sealing ring, one end of the adjusting air groove is communicated with the switching air pipe, the other end of the adjusting air groove is communicated with the inside of the expansion sealing air bag, and a sliding air cavity is arranged on the outer surface of the rabbet cement pipe body, the upper end of the sliding air cavity is in threaded connection with an adjusting bolt, the lower end of the adjusting bolt is fixedly connected with a sealing gasket, one end of the second sealing ring is fixedly connected with a clamping rear ring, an internal ventilation chute is formed in the clamping rear ring, a communication air pipe is formed in one side of the sliding air cavity, and the communication air pipe is communicated with the internal ventilation chute.

Preferably, one side of the connecting end is provided with a fixed clamping groove, and the fixed clamping groove is clamped and fixed with the clamping rear ring.

Preferably, one side of the fixed clamping groove is fixedly connected with a clamping air port, the inner ring surface of the clamping air port is communicated with the communicating air pipe, the clamping air port is clamped with the inner ventilation flow groove, and the outer ring surface of the clamping air port is in interference fit with the inner ventilation flow groove.

Preferably, one side of the second sealing ring is fixedly connected with a sealing convex ring.

Preferably, the outer surface of the tongue-and-groove cement pipe body is fixedly connected with a reinforcing rib, one side of the reinforcing rib is provided with an adjusting inner groove, and the upper end of the adjusting bolt is located inside the adjusting inner groove.

Preferably, the outer edge of the adjusting inner groove is fixedly clamped with a protective clamping block.

Preferably, the outer edge of one end of the clamping rear ring is in a convex design.

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

1. the utility model discloses in, through the design of inflation sealed gasbag and sealing ring, No. two sealing rings, when installing two tongue-and-groove cement pipe bodies, adjusting bolt is rotated to the accessible, compress the gas of slip gas chamber in, thereby make inflation sealed gasbag inflation, extrude a sealing ring, thereby seal, thereby prevent the outflow of moisture, and this design, can be when using for a long time, when the sealed effect of inflation sealed gasbag reduces, through rotating adjusting bolt, can strengthen sealed effect, thereby be convenient for sealed the use, and sealed effect is higher.

2. The utility model discloses in, setting through sealed bulge loop, be used for carrying out extrusion sealing to the outside between sealing ring and No. two sealing rings, thereby further increase sealed effect, setting through the joint gas port, a middle part for going on the joint back ring is spacing, thereby increase the spacing effect to the joint back ring, prevent breaking away from of No. two sealing rings, can make the air current get into from the slip air cavity completely simultaneously and lead to the air duct, in order to prevent gaseous loss, through the protruding formula design of joint back ring one end periphery department, can make the fixed effect of joint between joint back ring and the fixed slot better, in order to further prevent breaking away from of joint back ring.

Drawings

Fig. 1 is a schematic perspective view of a tongue-and-groove cement pipe with high sealing performance according to the present invention;

fig. 2 is a schematic cross-sectional structure diagram of a tongue-and-groove cement pipe with high sealing performance according to the present invention;

fig. 3 is an enlarged schematic structural view of the area a in fig. 2 of the tongue-and-groove cement pipe with high sealing performance according to the present invention;

fig. 4 is a schematic diagram of an enlarged structure of a region B in fig. 2 of the present invention, which is a high-sealed tongue-and-groove cement pipe.

Illustration of the drawings:

1. a cement pipe body structure; 11. a tongue-and-groove cement pipe body; 12. connecting the end heads; 13. reinforcing ribs; 14. Clamping the rear groove; 15. a first sealing ring; 16. a second sealing ring;

2. sealing the reinforced structure; 21. adjusting the inner groove; 22. a protective clamping block; 23. adjusting the bolt; 24. a gasket; 25. a sealing convex ring; 26. a sliding air cavity; 27. expanding the sealed air bag; 28. clamping a rear ring; 29. fixing the clamping groove; 210. an internal aeration launder; 211. clamping an air port; 212. the air pipe is communicated; 213. transferring an air pipe; 214. and adjusting the air tank.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Embodiment 1, as shown in fig. 1 to 4, the present invention provides a high-sealing grooved cement pipe, which includes a cement pipe body structure 1, the cement pipe body structure 1 includes a grooved cement pipe body 11, one end of the grooved cement pipe body 11 is fixedly connected with a connection end 12, the other end of the grooved cement pipe body 11 is provided with a clamping rear groove 14, a first sealing ring 15 is fixed inside the clamping rear groove 14 in a clamping manner, the outer surface of the connection end 12 is fixed with a second sealing ring 16 in a clamping manner, a sealing reinforcing structure 2 is arranged inside the second sealing ring 16, the sealing reinforcing structure 2 includes an expansion sealing air bag 27, the expansion sealing air bag 27 is fixedly connected to the outer surface of the second sealing ring 16, an adapter air pipe 213 and an adjusting air groove 214 are arranged inside the second sealing ring 16, one end of the adjusting air groove 214 is communicated with the adapter air pipe 213, the other end of the adjusting air groove 214 is communicated with the inside of the expansion sealing air bag 27, the outer surface of the tongue-and-groove cement pipe body 11 is provided with a sliding air cavity 26, the upper end of the sliding air cavity 26 is in threaded connection with an adjusting bolt 23, the lower end of the adjusting bolt 23 is fixedly connected with a sealing gasket 24, one end of the second sealing ring 16 is fixedly connected with a clamping rear ring 28, an internal ventilation chute 210 is formed in the clamping rear ring 28, one side of the sliding air cavity 26 is provided with a communication air pipe 212, and the communication air pipe 212 is communicated with the internal ventilation chute 210.

Specific setting and effect of the sealing and reinforcing structure 2 are described below, through the design of the expansion sealing air bag 27, the first sealing ring 15 and the second sealing ring 16, when two tongue-and-groove cement pipe bodies 11 are installed, the adjusting bolt 23 can be rotated to compress the gas in the sliding air cavity 26, so that the expansion sealing air bag 27 expands to extrude the first sealing ring 15, so that sealing is performed, so that moisture is prevented from flowing out, and the design can be used for a long time, when the sealing effect of the expansion sealing air bag 27 is reduced, the adjusting bolt 23 is rotated, so that the sealing effect can be enhanced, so that sealing use is facilitated, and the sealing effect is high.

As shown in fig. 1-4, a fixed clamping groove 29 is formed at one side of the connecting end 12, the fixed clamping groove 29 is clamped and fixed with the clamping rear ring 28, a clamping air port 211 is fixedly connected to one side of the fixed clamping groove 29, an inner ring surface of the clamping air port 211 is communicated with a communicating air pipe 212, the clamping air port 211 is clamped and connected with an inner ventilating chute 210, an outer ring surface of the clamping air port 211 and the inner ventilating chute 210 are in interference fit, a sealing convex ring 25 is fixedly connected to one side of a second sealing ring 16, a reinforcing rib 13 is fixedly connected to the outer surface of the tongue-and-groove cement pipe body 11, an adjusting inner groove 21 is formed in one side of the reinforcing rib 13, the upper end of an adjusting bolt 23 is located inside the adjusting inner groove 21, a protective clamping block 22 is clamped and fixed at the outer edge of the adjusting inner groove 21, and a convex design is formed at the outer edge of one end of the clamping rear ring 28.

The effect that its whole cement pipe body structure 1 and sealed reinforced structure 2 reached does, setting through sealed bulge loop 25, be used for carrying out extrusion seal to the outside between a sealing ring 15 and No. two sealing rings 16, thereby further increase sealed effect, setting through joint gas port 211, be used for spacing with the middle part of joint rear ring 28, thereby increase the spacing effect to joint rear ring 28, prevent breaking away from of No. two sealing rings 16, simultaneously can make the air current can be completely from the chute 210 of ventilating in the slip air cavity 26 entering, with the loss that prevents gas, through the protruding formula design of joint rear ring 28 one end periphery department, can make the fixed effect of joint between joint rear ring 28 and the fixed slot 29 better, with further preventing breaking away from of joint rear ring 28.

The working principle is as follows: when the sealing device is used, the connecting end 12 is clamped with the clamping rear groove 14, then the two grooved cement pipe bodies 11 are primarily sealed and fixed by cement, meanwhile, the sealing convex ring 25 is extruded with the first sealing ring 15 through extrusion to be sealed, the protection clamping block 22 is taken out, the adjusting bolt 23 is rotated, the sealing gasket 24 extrudes the sliding air cavity 26, air flow enters the inner ventilation flow groove 210 through the communicating air pipe 212 and then enters the switching air pipe 213, the air flow enters the expansion sealing air bag 27 through the adjusting air groove 214, the expansion sealing air bag 27 expands to extrude the first sealing ring 15, sealing is achieved, multiple sealing is formed, and the sealing effect is improved.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiments into equivalent variations to apply to other fields, but all those persons do not depart from the technical contents of the present invention, and any simple modification, equivalent variation and modification made to the above embodiments according to the technical matters of the present invention still belong to the protection scope of the technical solution of the present invention.

Claims

1. The high-sealing tongue-and-groove cement pipe comprises a cement pipe body structure (1) and is characterized in that: the cement pipe body structure (1) comprises a tongue-and-groove cement pipe body (11), one end of the tongue-and-groove cement pipe body (11) is fixedly connected with a connecting end (12), the other end of the tongue-and-groove cement pipe body (11) is provided with a clamping rear groove (14), a first sealing ring (15) is clamped and fixed inside the clamping rear groove (14), a second sealing ring (16) is clamped and fixed on the outer surface of the connecting end (12), a sealing and reinforcing structure (2) is arranged inside the second sealing ring (16), the sealing and reinforcing structure (2) comprises an expansion sealing air bag (27), the expansion sealing air bag (27) is fixedly connected to the outer surface of the second sealing ring (16), a switching air pipe (213) and an adjusting air groove (214) are arranged inside the second sealing ring (16), one end of the adjusting air groove (214) is communicated with the switching air pipe (213), the other end of the adjusting air groove (214) is communicated with the inside of the expansion sealing air bag (27), a sliding air cavity (26) is formed in the outer surface of the tongue-and-groove cement pipe body (11), an adjusting bolt (23) is in threaded connection with the upper end of the sliding air cavity (26), a sealing gasket (24) is fixedly connected with the lower end of the adjusting bolt (23), a clamping rear ring (28) is fixedly connected with one end of the second sealing ring (16), an inner ventilation flow groove (210) is formed in the clamping rear ring (28), a communication air pipe (212) is formed in one side of the sliding air cavity (26), and the communication air pipe (212) is communicated with the inner ventilation flow groove (210).

2. The high-seal tongue-and-groove cement pipe of claim 1, wherein: one side of the connecting end head (12) is provided with a fixed clamping groove (29), and the fixed clamping groove (29) is fixedly clamped with the clamping rear ring (28).

3. The high-seal tongue-and-groove cement pipe of claim 2, characterized in that: one side of the fixed clamping groove (29) is fixedly connected with a clamping air port (211), the inner annular surface of the clamping air port (211) is communicated with a communicating air pipe (212), the clamping air port (211) is clamped with the inner ventilation flow groove (210), and the outer annular surface of the clamping air port (211) is in interference fit with the inner ventilation flow groove (210).

4. The high-seal tongue-and-groove cement pipe of claim 1, characterized in that: one side of the second sealing ring (16) is fixedly connected with a sealing convex ring (25).

5. The high-seal tongue-and-groove cement pipe of claim 1, characterized in that: the outer surface of the tongue-and-groove cement pipe body (11) is fixedly connected with a reinforcing rib (13), one side of the reinforcing rib (13) is provided with an adjusting inner groove (21), and the upper end of the adjusting bolt (23) is positioned inside the adjusting inner groove (21).

6. The high-seal tongue-and-groove cement pipe of claim 5, wherein: and a protective clamping block (22) is clamped and fixed at the outer edge of the adjusting inner groove (21).

7. The high-seal tongue-and-groove cement pipe of claim 1, characterized in that: the outer edge of one end of the clamping rear ring (28) is in a convex design.