CN220622962U - Pipe jacking interface sealing structure - Google Patents
Pipe jacking interface sealing structure Download PDFInfo
- Publication number
- CN220622962U CN220622962U CN202322441928.0U CN202322441928U CN220622962U CN 220622962 U CN220622962 U CN 220622962U CN 202322441928 U CN202322441928 U CN 202322441928U CN 220622962 U CN220622962 U CN 220622962U
- Authority
- CN
- China
- Prior art keywords
- sealing
- baffle
- pipeline
- sealing gasket
- pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 113
- 238000001125 extrusion Methods 0.000 claims description 10
- 238000005260 corrosion Methods 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 abstract description 14
- 230000037431 insertion Effects 0.000 abstract description 14
- 230000002035 prolonged effect Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
Landscapes
- Joints Allowing Movement (AREA)
Abstract
The utility model discloses a pipe jacking interface sealing structure, which belongs to the technical field of pipeline connection sealing, and comprises a left pipeline, a right pipeline and a connecting sleeve, wherein symmetrical sealing grooves are formed in two sides of the connecting sleeve, a left sealing gasket and a right sealing gasket are respectively sleeved on the inner walls of the symmetrical sealing grooves, a central hole is formed in the central position of each sealing groove, a left baffle and a right baffle are respectively arranged at one end of each left pipeline and one end of each right pipeline, a left insertion pipe and a right insertion pipe are respectively fixedly connected to the side surfaces of each left baffle and one side surface of each right baffle, the pipe jacking interface sealing structure can be used for rapidly connecting adjacent pipelines through a screw rod through the connecting sleeve and the connecting sleeve, so that the connection efficiency of a pipe jacking interface is greatly improved, meanwhile, the looseness is prevented, the sealing stability of the pipe jacking interface is ensured, the sealing gasket can be prevented from being washed by media, and the service life of the sealing gasket is greatly prolonged.
Description
Technical Field
The utility model relates to the technical field of pipeline connection sealing, in particular to a pipe jacking interface sealing structure.
Background
The pipe jacking technology is a trenchless tunneling pipeline laying construction technology for municipal construction, and has the advantages of no influence on surrounding environment or less influence, small construction site and low noise.
At present, when pipe-jacking pipeline is connected, the joint is required to be sealed, but the sealing structure is easy to shake under the impact of pipeline conveying media, so that the sealing stability is reduced, the media can directly wash the sealing component, and the service life of the sealing component is shortened.
For example, the utility model discloses a push pipe interface seal structure of bulletin number CN211901941U, including first pipeline and second pipeline, the right side of first pipeline is equipped with the second pipeline, the outside of first pipeline and second pipeline all rigid coupling has first cushion on first recess processing and first pipeline and the second pipeline, the outer wall rigid coupling of go up the retainer ring has.
According to the technical scheme, the connecting ring is fixed through the retainer ring and the inserting block in a clamping manner, the inserting block is positioned through the spring, the connecting ring can shake under the long-time impact of the medium on the sealing assembly, the sealing stability can be reduced due to the shake generated gap, the medium can directly contact and wash with the first rubber ring, the gap of the sealing surface is deformed, the sealing effect is lost, and the service life is shortened.
Disclosure of Invention
Aiming at the problems existing in the prior art, the utility model aims to provide a pipe jacking interface sealing structure, which can connect adjacent pipelines through a screw rod rapidly through a connecting sleeve and a fastening hole, so that the connection efficiency of the pipe jacking interface is greatly improved, meanwhile, loosening is prevented, the sealing stability of the pipe jacking interface is ensured, the interface can be sealed through a sealing groove and a sealing gasket, the sealing gasket can be prevented from being scoured by a medium, and the service life of the sealing gasket is greatly prolonged.
In order to solve the problems, the utility model adopts the following technical scheme.
The utility model provides a push pipe interface seal structure, includes left pipeline, right pipeline and adapter sleeve, open the both sides of adapter sleeve has symmetrical seal groove, and the inner wall of symmetrical seal groove has cup jointed left sealed pad and right sealed pad respectively, the central point of seal groove puts and is equipped with the centre bore, the one end of left pipeline and right pipeline is provided with left baffle and right baffle respectively, the side of left baffle and right baffle is fixedly connected with left intubate and right intubate respectively, the surface of left intubate and right intubate respectively with the inner wall contact extrusion of left sealed pad and right sealed pad, the both sides of adapter sleeve have the screw rod through threaded connection, this push pipe interface seal structure, through adapter sleeve and the fastening hole of setting up, can connect adjacent pipeline fast through the screw rod, great improvement the connection efficiency of push pipe interface, prevent not hard up simultaneously, guaranteed its sealing stability to through the sealed pad of seal groove and the seal that sets up, can avoid the sealed pad to receive the erosion of medium simultaneously, great life that has prolonged sealed pad.
Further, the fastening holes distributed at equal intervals are formed in the two sides of the connecting sleeve, the inner wall of each fastening hole is provided with internal threads matched with the external threads of the screw, the number of the fastening holes is at least four, the fastening holes are convenient to connect with the screw, and the pipeline and the connecting sleeve are convenient to assemble.
Further, through holes distributed at equal intervals in an annular mode are formed in the side faces of the left baffle plate and the right baffle plate, and the inner wall of each through hole is in contact connection with the surface of the screw rod.
Further, the left sealing gasket and the right sealing gasket are made of corrosion-resistant extrusion-resistant elastic rubber, the cross sections of the left sealing gasket and the right sealing gasket are L-shaped, the surfaces and the end faces of the insertion tube can be sealed, and the sealing effect is improved.
Further, one end of the left cannula and one end of the right cannula are respectively provided with a conveying hole, and the inner diameter of the conveying holes is the same as that of the central hole, so that the conveying medium can be prevented from being in direct contact with the sealing gasket.
Furthermore, the side surfaces of the left baffle plate and the right baffle plate are in contact extrusion with the two sides of the connecting sleeve, so that the limiting effect is achieved.
Compared with the prior art, the utility model has the advantages that:
according to the scheme, through the connecting sleeve and the fastening hole, adjacent pipelines can be quickly connected through the screw rod, so that the connection efficiency of the pipe jacking interface is greatly improved, looseness is prevented, and the sealing stability of the pipe jacking interface is ensured.
According to the scheme, the sealing groove and the sealing gasket are arranged, so that the interface is sealed, the sealing gasket is prevented from being flushed by a medium, and the service life of the sealing gasket is greatly prolonged.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a side view of the connecting sleeve structure of the present utility model;
fig. 3 is a side view of the left baffle and left cannula mount of the present utility model.
The reference numerals in the figures illustrate:
the device comprises a left pipeline 1, a left baffle 11, a through hole 12, a screw 13, a left insertion pipe 14, a conveying hole 15, a right pipeline 2, a right insertion pipe 21, a right baffle 22, a connecting sleeve 3, a fastening hole 31, a sealing groove 32, a central hole 33, a left sealing gasket 4 and a right sealing gasket 5.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
Referring to fig. 1-3, a pipe jacking interface sealing structure comprises a left pipe 1, a right pipe 2 and a connecting sleeve 3, wherein the left pipe 1 and the right pipe 2 are pipe jacking pipes, symmetrical sealing grooves 32 are formed in two sides of the connecting sleeve 3, the sealing grooves 32 are convenient for positioning of a left sealing gasket 4 and a right sealing gasket 5, meanwhile, the left sealing gasket 4 and the right sealing gasket 5 can be prevented from being exposed to the outside and are contacted and flushed with conveying media, the inner walls of the symmetrical sealing grooves 32 are respectively sleeved with the left sealing gasket 4 and the right sealing gasket 5, a central hole 33 is formed in the central position of the sealing grooves 32, one ends of the left pipe 1 and the right pipe 2 are respectively provided with a left baffle 11 and a right baffle 22, the left baffle 11 and the right baffle 22 are convenient to be connected with the connecting sleeve 3 through extrusion force of a screw 13, the side surfaces of the left pipe 14 and the right pipe 21 are respectively fixedly connected with the left pipe 14 and the right pipe 21, and the surfaces of the left pipe 14 and the right pipe 21 are respectively contacted and extruded with the inner walls of the left sealing gasket 4 and the right sealing gasket 5, and the two sides of the connecting sleeve 3 are connected with the screw 13 through threads.
The both sides of adapter sleeve 3 all open the fastening hole 31 that annular equidistance was distributed, the inner wall of fastening hole 31 be equipped with screw rod 13 external screw thread assorted internal screw thread, the quantity of fastening hole 31 is four at least, fastening hole 31 is convenient for be connected with screw rod 13, the equipment of convenient pipeline and adapter sleeve 3, the through-hole 12 that annular equidistance was distributed has all been opened to the side of left baffle 11 and right baffle 22, the inner wall and the surface contact of screw rod 13 of through-hole 12 are connected, the side of left baffle 11 and right baffle 22 all contacts the extrusion with the both sides of adapter sleeve 3, have spacing effect.
In this embodiment, through adapter sleeve 3 and fastening hole 31 that set up, can connect adjacent pipeline through screw rod 13 is quick, great improvement the connection efficiency of push pipe interface, prevent not hard up simultaneously, guaranteed its sealing stability.
Example 2
Referring to fig. 1-3, a pipe jacking interface sealing structure comprises a left pipe 1, a right pipe 2 and a connecting sleeve 3, wherein the left pipe 1 and the right pipe 2 are pipe jacking pipes, symmetrical sealing grooves 32 are formed in two sides of the connecting sleeve 3, the sealing grooves 32 are convenient for positioning of a left sealing gasket 4 and a right sealing gasket 5, meanwhile, the left sealing gasket 4 and the right sealing gasket 5 can be prevented from being exposed to the outside and are contacted and flushed with conveying media, the inner walls of the symmetrical sealing grooves 32 are respectively sleeved with the left sealing gasket 4 and the right sealing gasket 5, a central hole 33 is formed in the central position of the sealing grooves 32, one ends of the left pipe 1 and the right pipe 2 are respectively provided with a left baffle 11 and a right baffle 22, the left baffle 11 and the right baffle 22 are convenient to be connected with the connecting sleeve 3 through extrusion force of a screw 13, the side surfaces of the left pipe 14 and the right pipe 21 are respectively fixedly connected with the left pipe 14 and the right pipe 21, and the surfaces of the left pipe 14 and the right pipe 21 are respectively contacted and extruded with the inner walls of the left sealing gasket 4 and the right sealing gasket 5, and the two sides of the connecting sleeve 3 are connected with the screw 13 through threads.
The left sealing gasket 4 and the right sealing gasket 5 are made of corrosion-resistant extrusion-resistant elastic rubber, the cross section of the left sealing gasket 4 and the cross section of the right sealing gasket 5 are L-shaped, the surfaces and the end faces of the insertion pipes can be sealed, the sealing effect is improved, one ends of the left insertion pipe 14 and the right insertion pipe 21 are provided with conveying holes 15, the inner diameter of each conveying hole 15 is identical to the inner diameter of the central hole 33, and conveying media can be prevented from being in direct contact with the sealing gaskets.
In this embodiment, through seal groove 32 and the sealing pad that set up, not only can seal the interface, can avoid the sealing pad to receive the scouring of medium simultaneously, great extension sealing pad's life.
When the pipe jacking interface sealing structure is used for carrying out interface connection sealing, the right left insertion pipe 14 of the left pipeline 1 is inserted into the right sealing gasket 4 arranged on the connecting sleeve 3, then the left insertion pipe 14 is screwed clockwise through the left screw 13, so that the left insertion pipe 14 is inserted into place, the right insertion pipe 21 arranged on the right pipeline 2 is inserted into the left sealing gasket 5 arranged on the connecting sleeve 3, then the right screw 13 is screwed clockwise through a spanner, the connection of the left pipeline 1 and the right pipeline 2 is completed, the sealing of the interfaces of the left insertion pipe 14 and the right insertion pipe 21 is completed, in the medium conveying process, the medium cannot wash the left sealing gasket 4 and the right sealing gasket 5, the adjacent pipelines can be connected through the connecting sleeve 3 and the fastening hole 31 which are arranged, the connection efficiency of the pipe jacking interface is greatly improved, meanwhile, the looseness is prevented, the sealing stability of the pipe jacking interface is ensured, the sealing gasket can be prevented from being washed by the sealing gasket through the sealing groove 32 and the sealing gasket, and the service life of the sealing gasket is greatly prolonged.
The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.
Claims (6)
1. The utility model provides a push pipe interface seal structure, includes left pipeline (1), right pipeline (2) and adapter sleeve (3), its characterized in that: the utility model discloses a left side sealing device for connecting sleeve (3), including left side sealing device, right side sealing device, left side sealing device, right side sealing device, left side sealing device and right side sealing device are characterized in that symmetrical seal groove (32) is opened in the both sides of adapter sleeve (3), and the inner wall of symmetrical seal groove (32) has cup jointed left sealing pad (4) and right sealing pad (5) respectively, central point of seal groove (32) puts and is equipped with centre bore (33), the one end of left side pipeline (1) and right pipeline (2) is provided with left baffle (11) and right baffle (22) respectively, the side of left side baffle (11) and right baffle (22) fixedly connected with left intubate (14) and right intubate (21) respectively, the surface of left intubate (14) and right intubate (21) respectively with left sealing pad (4) and right sealing pad's (5) inner wall contact extrusion, screw (13) is passed through to the both sides of adapter sleeve (3).
2. The push pipe interface sealing structure according to claim 1, wherein: the two sides of the connecting sleeve (3) are provided with annular equally-distributed fastening holes (31), the inner wall of each fastening hole (31) is provided with internal threads matched with the external threads of the screw rod (13), and the number of the fastening holes (31) is at least four.
3. The push pipe interface sealing structure according to claim 1, wherein: the side surfaces of the left baffle (11) and the right baffle (22) are respectively provided with annular through holes (12) which are distributed at equal intervals, and the inner wall of each through hole (12) is in contact connection with the surface of the screw rod (13).
4. The push pipe interface sealing structure according to claim 1, wherein: the left sealing gasket (4) and the right sealing gasket (5) are made of corrosion-resistant extrusion-resistant elastic rubber, and the cross sections of the left sealing gasket (4) and the right sealing gasket (5) are L-shaped.
5. The push pipe interface sealing structure according to claim 1, wherein: one end of each of the left cannula (14) and the right cannula (21) is provided with a conveying hole (15), and the inner diameter of the conveying hole (15) is the same as that of the central hole (33).
6. The push pipe interface sealing structure according to claim 1, wherein: the side surfaces of the left baffle (11) and the right baffle (22) are in contact extrusion with the two sides of the connecting sleeve (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322441928.0U CN220622962U (en) | 2023-09-08 | 2023-09-08 | Pipe jacking interface sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322441928.0U CN220622962U (en) | 2023-09-08 | 2023-09-08 | Pipe jacking interface sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220622962U true CN220622962U (en) | 2024-03-19 |
Family
ID=90223470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322441928.0U Active CN220622962U (en) | 2023-09-08 | 2023-09-08 | Pipe jacking interface sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220622962U (en) |
-
2023
- 2023-09-08 CN CN202322441928.0U patent/CN220622962U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204879266U (en) | Harf union joint | |
| CN220622962U (en) | Pipe jacking interface sealing structure | |
| CN216242786U (en) | Corrosion-resistant petroleum pipeline joint | |
| CN201561221U (en) | Quick coupling | |
| CN209325214U (en) | A kind of straight-through collar joint of stainless steel | |
| CN214889566U (en) | Telescopic force transmission joint capable of preventing medium leakage | |
| CN214093417U (en) | Self-locking buckle type pneumatic connector | |
| CN220134884U (en) | Pipeline sealing device | |
| CN212804666U (en) | Pipeline joint assembly | |
| CN221034565U (en) | Steel-plastic adapter with good sealing performance | |
| CN218883260U (en) | Stainless steel pipeline under pressure convenient to zonulae occludens | |
| CN201416717Y (en) | Fast water pipe joint | |
| CN218845379U (en) | PVC-UH pipe fitting | |
| CN220727426U (en) | Pipe joint convenient to install and detach | |
| CN210462063U (en) | New material pipeline soft ware that connects | |
| CN218441096U (en) | Novel sealing joint for pipeline | |
| CN210462011U (en) | High pressure resistant three way connection | |
| CN216112664U (en) | Reducing straight joint | |
| CN216643367U (en) | Pipe fitting joint assembly | |
| CN215568863U (en) | Threaded one-way connection plastic pipe | |
| CN219933236U (en) | From arbitrary joint component | |
| CN210890471U (en) | Detachable connecting pipe fitting | |
| CN216923526U (en) | Steel pipe washs with quick installation transition joint | |
| CN210890362U (en) | Built-in pipe jacking joint structure | |
| CN213089033U (en) | External thread loose joint with detachable conical pad |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |