CN218845362U

CN218845362U - Universal expansion threaded pipe connecting mechanism

Info

Publication number: CN218845362U
Application number: CN202223149526.5U
Authority: CN
Inventors: 张李伟; 边趁丽
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-11-23
Filing date: 2022-11-23
Publication date: 2023-04-11
Anticipated expiration: 2032-11-23

Abstract

The utility model discloses a general type inflation screwed pipe coupling mechanism relates to inflation screwed connection technical field, including the expansion pipe, the inside demountable installation of expansion pipe has the connection screwed pipe, one side demountable installation of expansion pipe has the laminating cover, the top fixed mounting of expansion pipe one side has first supplementary ring, the top fixed mounting of first supplementary ring one side has first rotatory supplementary ear, one side outer wall fixed mounting of expansion pipe has the expansion link, the shrink extrusion groove has been seted up to the inner wall of expansion link one side. Through the expansion pipe, the connecting threaded pipe is matched with the laminating sleeve, the laminating sleeve is sleeved on the expansion pipe, the connecting threaded pipe is inserted into the expansion pipe, the expansion effect is achieved through the expansion pipe in a shrinkage expansion mode, the pipeline connection with different diameters is adapted, the flexibility of installation of the pipeline device can be enhanced, and the actual using effect of the device is improved.

Description

Universal expansion threaded pipe connecting mechanism

Technical Field

The utility model relates to an inflation screwed connection technical field especially relates to a general type inflation screwed pipe coupling mechanism.

Background

Connecting device of sewer pipe, the use is connected to the connecting pipe of the in-process of using different specifications, and the not unidimensional pipeline needs to carry out the reservation of size in advance, increases the production degree of difficulty of production, reduces the limitation of device installation simultaneously, reduces the result of use of device to can reduce the production efficiency of this type of device, so I design a general type inflation screwed pipe coupling mechanism.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a general type inflation screwed pipe coupling mechanism.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a general type inflation screwed pipe coupling mechanism, includes the expansion pipe, the inside demountable installation of expansion pipe has the connection screwed pipe, the fixed surface of expansion pipe installs the laminating cover, the top fixed mounting of expansion pipe one side has first supplementary ring, the top fixed mounting of first supplementary ring one side has first rotatory supplementary ear, one side outer wall fixed mounting of expansion pipe has the expansion link, the shrink extrusion groove has been seted up to the inner wall of expansion link one side.

Preferably, a second auxiliary ring is fixedly mounted at the top end of one side of the connecting threaded pipe, and a second rotary auxiliary lug is fixedly mounted at one side of the second auxiliary ring.

Preferably, the material of the fitting sleeve is an elastomer.

Preferably, the bottom end inside the fitting sleeve is provided with a second threaded inner thread.

Preferably, the connection relationship between the expansion pipe and the connecting threaded pipe is a threaded connection, and the connection relationship between the fitting sleeve and the expansion pipe is an encapsulated adhesion connection.

Preferably, the cross-sectional diameter of the expansion pipe is larger than that of the connecting threaded pipe, and the cross-sectional diameter of the expansion pipe is smaller than that of the fitting sleeve.

Compared with the prior art, the utility model provides a general type inflation screwed pipe coupling mechanism has following beneficial effect:

the utility model provides a general type inflation screwed pipe coupling mechanism, through the inflation pipe, the connection screwed pipe cooperatees with the laminating cover, has played the cover that will laminate on the inflation pipe, will connect the inside that the screwed pipe inserted the inflation pipe, carries out the expanded effect of shrink through the inflation pipe, adapts to the pipe connection of different diameters to the flexibility of piping installation can be good to improve the in-service use effect of device.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic top view of the device according to the present invention;

FIG. 3 is a schematic view of the expansion pipe structure of the present invention;

fig. 4 is a schematic view of the overall combination structure of the device of the present invention.

Reference numbers in the figures: 1. an expansion tube; 2. connecting a threaded pipe; 3. fitting the sleeve; 4. a first auxiliary ring; 5. a first rotary assist ear; 6. an expansion rod; 7. contracting the extrusion groove; 8. a second auxiliary ring; 9. a second rotation assist ear; 12. and the second thread is internally threaded.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below 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.

The first embodiment is as follows:

referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a general type inflation screwed pipe coupling mechanism, including expansion pipe 1, the inside demountable installation of expansion pipe 1 has connection screwed pipe 2, the fixed surface of expansion pipe 1 installs laminating cover 3, the top fixed mounting of 1 one side of expansion pipe has first supplementary ring 4, the top fixed mounting of 4 one sides of first supplementary ring has first rotatory supplementary ear 5, one side outer wall fixed mounting of expansion pipe 1 has expansion link 6, shrink extrusion groove 7 has been seted up to the inner wall of expansion link 6 one side, the top fixed mounting of 2 one sides of connection screwed pipe has second supplementary ring 8, one side fixed mounting of 8 of second supplementary ring has the rotatory supplementary ear 9 of second, the material of laminating cover 3 is the elastomer, second screw thread internal thread 12 has been seted up to the inside bottom of laminating cover 3, the relation of connection of expansion pipe 1 and connection screwed pipe 2 is threaded connection, the relation of laminating cover 3 and expansion pipe 1 is connected for the rubber coating adhesion, the cross section diameter of expansion pipe 1 is greater than the cross section diameter of connection pipe 2, the cross section diameter of screwed pipe 1 is less than the cross section diameter of laminating cover 3.

In the embodiment, through expansion pipe 1, connecting thread pipe 2 and laminating cover 3 cooperate, have played and will have laminated cover 3 covers on expansion pipe 1, insert connecting thread pipe 2 in expansion pipe 1's inside, carry out the expanded effect of shrink through expansion pipe 1, adapt to the pipe connection of different diameters to can stick up the flexibility of good piping installation, thereby improve the in-service use effect of device.

The working principle is as follows:

will laminate cover 3 laminating through rubber coating technology and fix on the surface of expansion pipe 1, utilize connecting thread pipe 2 to stretch into the inside of expansion pipe 1, threaded connection through connecting thread pipe 2 and second screw internal thread 12, expansion link 6 at this moment can carry out the effect of inflation, the trapezoidal inflation of expansion link 6 can be realized to the existence of shrink extrusion groove 7, the rotatory supplementary ear 9 of second on the supplementary ring 8 of second makes things convenient for the installation of connecting thread pipe 2, first rotatory supplementary ear 5 makes things convenient for the connection installation between expansion pipe 1 and the connecting thread pipe 2, the material of laminating cover 3 is the elastomer, conveniently carry out certain inflation effect, adapt to different size piping erection, improve the application scope of device.

Claims

1. The utility model provides a general type inflation threaded pipe coupling mechanism, includes expansion pipe (1), the inside demountable installation of expansion pipe (1) has connection threaded pipe (2), its characterized in that: the fixed surface of expansion pipe (1) installs laminating cover (3), the top fixed mounting of expansion pipe (1) one side has first supplementary ring (4), the top fixed mounting of first supplementary ring (4) one side has first rotatory supplementary ear (5), one side outer wall fixed mounting of expansion pipe (1) has expansion link (6), shrink extrusion groove (7) have been seted up to the inner wall of expansion link (6) one side.

2. The expansion threaded pipe connection according to claim 1, characterized in that a second auxiliary ring (8) is fixedly mounted on the top of one side of the connection threaded pipe (2), and a second rotation auxiliary lug (9) is fixedly mounted on one side of the second auxiliary ring (8).

3. A universal expansion threaded tubular connection according to claim 1, characterized in that the material of the fitting sleeve (3) is an elastomer.

4. The expansion threaded pipe connection of the general type according to claim 1, characterized in that the bottom end inside the fitting sleeve (3) is provided with a second threaded internal thread (12).

5. The universal expansion threaded pipe connection according to claim 1, characterized in that the connection of the expansion pipe (1) and the connection threaded pipe (2) is a threaded connection and the connection of the conformable sleeve (3) and the expansion pipe (1) is an adhesive-coated connection.

6. A universal expansion threaded tubular connection according to claim 1, characterized in that the cross-sectional diameter of the expansion tubular (1) is larger than the cross-sectional diameter of the connection threaded tubular (2), the cross-sectional diameter of the expansion tubular (1) being smaller than the cross-sectional diameter of the fitting sleeve (3).