CN216307018U - Elastic sealing element for pipeline connection - Google Patents
Elastic sealing element for pipeline connection Download PDFInfo
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- CN216307018U CN216307018U CN202123122114.8U CN202123122114U CN216307018U CN 216307018 U CN216307018 U CN 216307018U CN 202123122114 U CN202123122114 U CN 202123122114U CN 216307018 U CN216307018 U CN 216307018U
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- elastic sleeve
- snap ring
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Abstract
The utility model relates to the field of pipeline connection, in particular to an elastic sealing element for pipeline connection. The connecting piece is of a rotary structure, the connecting piece is connected with the pipeline b and comprises an elastic sleeve, one end of the elastic sleeve is connected with the inner surface of the pipeline a, and the elastic sleeve is outwards turned to the outer periphery of the pipeline a along the direction from the end to the other end and is elastically and hermetically connected with the connecting piece. The utility model has good sealing effect.
Description
Technical Field
The utility model relates to the field of pipeline connection, in particular to an elastic sealing element for pipeline connection.
Background
The drainage pipe is divided into a plastic drainage pipe, a Concrete Pipe (CP) and a Reinforced Concrete Pipe (RCP), and the drainage pipe mainly takes the drainage tasks of rainwater, sewage, farmland irrigation and drainage and the like, and is particularly used for longitudinal and transverse drainage and water permeation of the expressway; the back of various retaining walls and side ditches of the expressway are vertically and horizontally drained; draining water from the tunnel and the underground passage; water supply and drainage of municipal works, water purification plants, sewage plants, refuse dumps and the like; drainage of leisure green areas such as golf courses, sports grounds, parks, etc.; slope water and soil conservation is developed on hilly land; underground drainage of land preparation works, etc.
For the sealing when two corrugated pipes are connected, generally the simple sealing of sealing washer at present, sealed effect is limited.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an elastic sealing element with good sealing effect for pipeline connection, aiming at the problems in the background technology.
The utility model discloses an elastic sealing element for pipeline connection, which is used for connecting a pipeline a and a pipeline b through a connecting piece, wherein the pipeline a and the pipeline b are both provided with wave troughs, the connecting piece is of a rotary structure, and the connecting piece is connected with the pipeline b.
Preferably, the connecting piece is a bellmouth, the bellmouth is fixedly connected with the pipeline b, and the elastic sleeve is hermetically connected with the inner side surface of the bellmouth.
Preferably, before the elastic sleeve turns outwards, an elastic snap ring a is arranged on the outer peripheral surface of the elastic sleeve, the elastic snap ring a is of a rotary structure, after the elastic sleeve turns outwards, the elastic snap ring a is clamped at the wave trough of the pipeline a, the outer contour diameter of the elastic snap ring a is gradually increased along the direction away from the end part of the pipeline a, a groove a is formed in the surface of one side, facing the wave trough, of the elastic snap ring a, and the groove a is axially arranged in parallel along the elastic sleeve.
Preferably, the connecting piece is a connecting sleeve, another elastic sleeve is connected between the connecting sleeve and the pipeline b, one end of the another elastic sleeve is connected with the inner surface of the pipeline b, the another elastic sleeve is outwards turned to the outer periphery side of the pipeline b along the direction from the end to the other end, and the two elastic sleeves are hermetically connected with the inner side surface of the connecting sleeve.
Preferably, before two elastic sleeves turned outwards, a plurality of elastic snap rings b are arranged on the outer peripheral surfaces of the two elastic sleeves, the elastic snap rings b are of a rotary structure, after the two elastic sleeves are turned outwards, the elastic snap rings b are respectively clamped at the wave troughs of the pipeline a and the pipeline b, a groove b is arranged on one side surface of each elastic snap ring b facing the wave trough, and the groove b is arranged in parallel along the axial direction of the elastic sleeves.
Preferably, the inner peripheral surface of the connecting piece is provided with a sealing ring, and before the elastic sleeve turns outwards, the inner peripheral surface of the elastic sleeve is provided with a clamping groove for clamping the sealing ring.
Preferably, the elastic sleeve comprises a hard connecting part and a soft everting part which are integrally connected.
Compared with the prior art, the utility model has the following beneficial technical effects:
the utility model has good sealing effect. When the pipeline connecting device is used, the connecting piece is connected with the pipeline b, one end of the elastic sleeve is located at the pipeline a, the other end of the elastic sleeve is exposed out of the pipeline a, when the pipeline a and the connecting piece are connected, the exposed end of the elastic sleeve is turned over towards the outer side of the pipeline a, then the connecting piece connected with the pipeline b is inserted to the outer periphery side of the turned-up elastic sleeve, the elastic sleeve is tightly pressed on the inner wall of the connecting piece under the action of elasticity, the elastic sleeve is in surface contact with the connecting piece, the contact area is large, and the sealing effect is effectively improved.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention in use;
FIG. 2 is a cross-sectional structural view of one embodiment of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
FIG. 4 is a cross-sectional structural view of one embodiment of the present invention;
FIG. 5 is an enlarged view of the structure at B in FIG. 4;
FIG. 6 is a cross-sectional structural view of one embodiment of the present invention;
fig. 7 is an enlarged view of the structure at C in fig. 6.
Reference numerals: 100. a pipeline a; 200. a pipe b; 300. a socket; 400. a connecting sleeve; 1. an elastic sleeve; 2. an elastic snap ring a; 201. a groove a; 21. an elastic snap ring b; 3. and (5) sealing rings.
Detailed Description
Example one
As shown in fig. 1 to 7, the elastic sealing member for pipeline connection according to the present invention is used for connecting a pipeline a100 and a pipeline b200 by a connecting member, wherein the pipeline a100 and the pipeline b200 both have wave troughs, the connecting member is a rotary structure, and the connecting member is connected with the pipeline b200 and comprises an elastic sleeve 1, one end of the elastic sleeve 1 is connected with the inner surface of the pipeline a100, and the elastic sleeve 1 is turned outwards along the direction from the end to the other end to the outer circumferential side of the pipeline a100 and is elastically and hermetically connected with the connecting member.
The embodiment has good sealing effect. When the connecting piece is used, the connecting piece is connected with the pipeline b200, one end of the elastic sleeve 1 is located at the pipeline a100, the other end of the elastic sleeve 1 is exposed out of the pipeline a100, when the pipeline a100 is connected with the connecting piece, the exposed end of the elastic sleeve 1 is turned over towards the outer side of the pipeline a100, then the connecting piece connected with the pipeline b200 is inserted to the outer periphery side of the turned-up elastic sleeve 1, the elastic sleeve 1 is tightly pressed on the inner wall of the connecting piece under the action of elasticity, the elastic sleeve 1 is in surface contact with the connecting piece, the contact area is large, and the sealing effect is effectively improved.
Example two
Compared with the first embodiment, in this embodiment, as shown in fig. 2 to 3, the connecting member is a socket 300, the socket 300 is fixedly connected with the pipeline b200, and the elastic sleeve 1 is hermetically connected with the inner side surface of the socket 300. For the pipeline b200 provided with the socket 300, the elastic sleeve 1 can be tightly attached to the inner wall of the socket 300, so that sealing is realized, after sealing, the outward-turning part of the connecting sleeve 1 is inclined, the connecting sleeve can adapt to sockets 300 with different specifications, and the application range is wide.
Before the elastic sleeve 1 turns outwards, the outer peripheral surface of the elastic sleeve 1 is provided with an elastic snap ring a2, the elastic snap ring a2 is of a rotary structure, after the elastic sleeve 1 turns outwards, the elastic snap ring a2 is clamped at the wave trough of the pipeline a100, the outer contour diameter of the elastic snap ring a2 is gradually increased along the direction away from the end part of the pipeline a100, a groove a201 is formed in the surface of one side, facing the wave trough, of the elastic snap ring a2, and a plurality of grooves a201 are arranged in parallel along the axial direction of the elastic sleeve 1. Through setting up snap ring a2, firm nature when can improving pipeline a100 and pipeline b200 and connecting, through setting up recess a201, can make snap ring a2 take place elastic deformation when snap ring a2 card income trough, the trough department is gone into to the card more easily, and the inlay card effect is better.
EXAMPLE III
Compared with the second embodiment, in the second embodiment, as shown in fig. 6 to 7, the connecting member is a connecting sleeve 400, another elastic sleeve 1 is connected between the connecting sleeve 400 and the pipeline b200, one end of the another elastic sleeve 1 is connected with the inner surface of the pipeline b200, the another elastic sleeve 1 is turned outwards to the outer periphery side of the pipeline b200 along the direction from the one end to the other end, and both the two elastic sleeves 1 are hermetically connected with the inner side surface of the connecting sleeve 400. The pipe a100 and the pipe b200 are sealingly connected to the connecting sleeve 400 by two everted elastic sleeves 1, respectively, in the same manner.
Before two elastic sleeves 1 turned up, all be provided with a plurality of snap ring b21 on two elastic sleeve 1 outer peripheral faces, snap ring b21 is gyration shape structure, two elastic sleeve 1 back of turning up, and a plurality of snap ring b21 joint are in pipeline a100 and the trough department of pipeline b200 respectively, and snap ring b21 is provided with recess b towards the side surface of trough, and recess b is provided with a plurality ofly along elastic sleeve 1 axial side by side. Through setting up snap ring b21, firm nature when can improving pipeline a100 and pipeline b200 and connecting, through setting up recess b, can make snap ring b21 take place elastic deformation when snap ring b21 card goes into the trough, the trough department is gone into to the easier card, and the inlay card effect is better.
Example four
Compared with the first embodiment, in the first embodiment of the elastic sealing element for pipeline connection, as shown in fig. 4-5, a sealing ring 3 is arranged on the inner circumferential surface of the connecting element, and before the elastic sleeve 1 is turned outwards, a clamping groove for clamping the sealing ring 3 is arranged on the inner circumferential surface of the elastic sleeve 1. The elastic sleeve 1 has certain elasticity and can be better connected with the sealing ring 3 in a sealing way.
EXAMPLE five
Compared with the first embodiment, in the first embodiment of the elastic sealing member for pipeline connection, as shown in fig. 3, 5 and 7, the elastic sleeve 1 includes the hard connecting portion and the soft everting portion which are integrally connected, the hard connecting portion is connected to the inner wall of the pipeline, so that the connection can be firmer, and the soft everting portion can be turned outwards, so that the elastic sealing member can be effectively used for sealing connection.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (7)
1. The utility model provides an elastic sealing element for pipe connection for pipeline a (100) and pipeline b (200) are connected through the connecting piece, pipeline a (100) and pipeline b (200) all have the trough, the connecting piece is gyration shape structure, the connecting piece is connected with pipeline b (200), characterized by, including elastic sleeve (1), elastic sleeve (1) one end and pipeline a (100) internal surface are connected, elastic sleeve (1) turns up to pipeline a (100) periphery side and with connecting piece elastic seal along this end to other end direction.
2. The elastic sealing member for pipeline connection according to claim 1, wherein the connecting member is a socket (300), the socket (300) is fixedly connected with the pipeline b (200), and the elastic sleeve (1) is hermetically connected with the inner side surface of the socket (300).
3. The elastic sealing element for pipeline connection according to claim 2, wherein before the elastic sleeve (1) is turned outwards, the elastic snap ring a (2) is arranged on the outer peripheral surface of the elastic sleeve (1), the elastic snap ring a (2) is of a rotary structure, after the elastic sleeve (1) is turned outwards, the elastic snap ring a (2) is clamped at the trough of the pipeline a (100), the outer contour diameter of the elastic snap ring a (2) is gradually increased along the direction away from the end part of the pipeline a (100), a groove a (201) is formed in the surface of one side, facing the trough, of the elastic snap ring a (2), and a plurality of grooves a (201) are arranged in parallel along the axial direction of the elastic sleeve (1).
4. The elastic sealing member for pipeline connection according to claim 1, wherein the connecting member is a connecting sleeve (400), another elastic sleeve (1) is connected between the connecting sleeve (400) and the pipeline b (200), one end of the another elastic sleeve (1) is connected with the inner surface of the pipeline b (200), the another elastic sleeve (1) is turned outwards along the direction from the end to the other end to the outer periphery of the pipeline b (200), and both elastic sleeves (1) are hermetically connected with the inner side surface of the connecting sleeve (400).
5. The elastic sealing element for pipeline connection according to claim 4, wherein before the two elastic sleeves (1) are turned outwards, a plurality of elastic snap rings b (21) are arranged on the outer peripheral surfaces of the two elastic sleeves (1), the elastic snap rings b (21) are of a rotary structure, after the two elastic sleeves (1) are turned outwards, the elastic snap rings b (21) are respectively clamped at the wave troughs of the pipeline a (100) and the pipeline b (200), a groove b is arranged on one side surface of each elastic snap ring b (21) facing the wave trough, and a plurality of grooves b are arranged in parallel along the axial direction of the elastic sleeves (1).
6. The elastic sealing element for pipeline connection according to claim 1, wherein the inner circumferential surface of the connecting element is provided with a sealing ring (3), and before the elastic sleeve (1) is turned outwards, the inner circumferential surface of the elastic sleeve (1) is provided with a clamping groove for the sealing ring (3) to be clamped into.
7. An elastic seal for pipe connections according to claim 1, characterized in that the elastic sleeve (1) comprises a hard connecting portion and a soft everting portion which are integrally connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123122114.8U CN216307018U (en) | 2021-12-13 | 2021-12-13 | Elastic sealing element for pipeline connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123122114.8U CN216307018U (en) | 2021-12-13 | 2021-12-13 | Elastic sealing element for pipeline connection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216307018U true CN216307018U (en) | 2022-04-15 |
Family
ID=81084634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123122114.8U Active CN216307018U (en) | 2021-12-13 | 2021-12-13 | Elastic sealing element for pipeline connection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216307018U (en) |
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2021
- 2021-12-13 CN CN202123122114.8U patent/CN216307018U/en active Active
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