CN220622964U - Underground pipe jacking sealing device - Google Patents
Underground pipe jacking sealing device Download PDFInfo
- Publication number
- CN220622964U CN220622964U CN202321915593.5U CN202321915593U CN220622964U CN 220622964 U CN220622964 U CN 220622964U CN 202321915593 U CN202321915593 U CN 202321915593U CN 220622964 U CN220622964 U CN 220622964U
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- CN
- China
- Prior art keywords
- conical head
- wall
- pipe
- jacking
- disc
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- 238000007789 sealing Methods 0.000 title claims abstract description 36
- 239000000956 alloy Substances 0.000 claims abstract description 5
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 5
- 230000008878 coupling Effects 0.000 claims abstract description 4
- 238000010168 coupling process Methods 0.000 claims abstract description 4
- 238000005859 coupling reaction Methods 0.000 claims abstract description 4
- 239000002689 soil Substances 0.000 description 11
- 238000010276 construction Methods 0.000 description 4
- 238000009412 basement excavation Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The utility model relates to the technical field of building equipment, in particular to an underground pipe jacking sealing device which comprises a pipe jacking body and a conical head, wherein the conical head is arranged in the upper part of the pipe jacking body, the outer wall below the conical head is in clearance fit with the inner wall of a circular groove of the pipe jacking body, a hard alloy head is fixedly connected in the middle of the upper surface of the conical head, and a supporting device is arranged in the pipe jacking body. Can with the sealing ring cover to the below outer wall of conical head, rethread conical head drives second disc and sealing washer and removes, makes the second sealing washer enter into the circular slot of push pipe body, later rethread spring, barrel, first disc and connecting block etc. alright support the conical head, guarantee the stability of conical head, the conical head just is difficult to take place to buckle with the bolt that push pipe body coupling was used like this, just also can guarantee subsequent dismantlement, and then just improved the result of use of this device.
Description
Technical Field
The utility model relates to the technical field of building equipment, in particular to an underground pipe jacking sealing device.
Background
The pipe jacking construction is a non-excavation construction method, and a pipeline burying construction technology without excavation or with less excavation is used. The pipe jacking construction is to overcome the friction force between the pipeline and the surrounding soil by means of the jacking force generated by jacking equipment in a working pit, jack the pipeline into the soil according to the designed gradient and transport away the soil. After one pipe is pushed into the soil layer, a second pipe is pushed into the soil layer. The principle is that by means of the thrust of the main top oil cylinder, the pipeline, the relay and the like, a tool pipe or a heading machine is pushed from the inside of a working pit to the inside of a receiving pit through a soil layer to be lifted. The pipeline is buried between two pits after following the tool pipe or the heading machine. When the jacking pipe is constructed, a sealing device is often arranged at the front end part of the foremost jacking pipe.
For example, the jacking equipment can push the jacking pipe into the soil layer when the jacking pipe sealing device is used, the conical head and the hard alloy head at the front end of the jacking pipe can effectively help the jacking pipe to drill the soil layer, the jacking pipe sealing device is suitable for jacking into a firm rock soil layer, the practicability is high, the jacking pipe sealing device is internally provided with the conical head of the sleeve and is fixed through the bolts and the nuts, but the limiting support structure is not arranged between the sleeve and the conical head, so that the conical head is subjected to the reaction force of the soil layer in actual use, and the bolts connected between the sleeve and the conical head are easy to bend, so that the follow-up disassembly is not facilitated, and the use effect of the jacking pipe sealing device is reduced.
Disclosure of Invention
The utility model aims to solve the problem that in the pipe jacking sealing device in the patent, as a limiting support structure is not arranged between the sleeve and the conical head, in actual use, the conical head is subjected to the reaction force of a soil layer, and a bolt connected between the sleeve and the conical head is easy to bend, so that the subsequent disassembly is inconvenient, and the underground pipe jacking sealing device is provided.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides an underground pipe jacking sealing device, includes pipe jacking body and conical head, pipe jacking body's top internally mounted has the conical head, and the below outer wall of conical head and pipe jacking body's circular slot department inner wall clearance fit, the rigid coupling has the carbide head in the middle of the upper surface of conical head, pipe jacking body's internally mounted has strutting arrangement.
Preferably, the supporting device comprises a first disc, the outer wall of the first disc is fixedly connected with the inner wall of the jacking pipe body, a plurality of cylinders are fixedly connected to the upper surface of the first disc, springs and check blocks are installed in the cylinders, two ends of each spring are fixedly connected with the cylinders and the check blocks respectively, the outer wall of each check block is in clearance fit with the inner wall of each cylinder, a vertical rod is fixedly connected to the upper surface of each check block, and the outer wall of each vertical rod is in clearance fit with the inner wall of the opening of each cylinder.
Preferably, the upper surface rigid coupling of montant has the connecting block, and the upper surface of connecting block is laminated with the lower surface of conical head mutually.
Preferably, the lower outer wall of the conical head is attached with the inner wall of the circular groove of the jacking pipe body.
Preferably, the middle outer wall of the conical head is fixedly connected with a second disc, and the second disc is connected with the pipe jacking body through a plurality of bolts in a threaded mode.
The utility model provides an underground pipe jacking sealing device, which has the beneficial effects that: can with the sealing ring cover to the below outer wall of conical head, rethread conical head drives second disc and sealing washer and removes, make the second sealing washer enter into the circular slot of push pipe body, can seal the junction of push pipe body and conical head through the sealing washer like this, afterwards rethread bolt is fixed with second disc and push pipe body connection, simultaneously when conical head gets into to the inside of top pipe body, conical head can extrude the connecting block, make the connecting block pass through the montant and drive the dog and remove, the dog cooperates the barrel to extrude the spring, make elastic deformation, like this can support conical head through the spring, the barrel, first disc and connecting block, guarantee the stability of conical head like this, the bolt that conical head and push pipe body are connected is just difficult to take place to buckle like this, just so can guarantee subsequent dismantlement, and then improved the result of use of this device.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a plan cross-sectional view of FIG. 1;
FIG. 3 is a schematic view of the structure of the vertical rod, the stop block and the spring in FIG. 2;
fig. 4 is a schematic view of the structure of the bolt, the seal ring and the jacking pipe body in fig. 2.
In the figure: 1. the pipe jacking device comprises a pipe jacking body, 2, a conical head, 3, a supporting device, 301, a first disc, 302, a cylinder, 303, a spring, 304, a stop block, 305, a vertical rod, 4, a hard alloy head, 5, a sealing ring, 6, a second disc, 7, a bolt, 8 and a connecting block.
The specific embodiment is as follows:
the utility model is further described below with reference to the accompanying drawings:
examples:
referring to fig. 1-4, in this embodiment, an underground pipe jacking sealing device comprises a pipe jacking body 1 and a conical head 2, wherein a circular groove is formed in the upper portion of the pipe jacking body 1, the conical head 2 is mounted in the upper portion of the pipe jacking body 1, the lower outer wall of the conical head 2 is in clearance fit with the inner wall of the circular groove of the pipe jacking body 1, the conical head 2 can be supported through the circular groove of the pipe jacking body 1, a hard alloy head 4 is fixedly connected in the middle of the upper surface of the conical head 2, and a supporting device 3 is mounted in the inner portion of the pipe jacking body 1.
Referring to fig. 1-4, the supporting device 3 comprises a first disc 301, a cylinder 302, a spring 303, a stop block 304 and a vertical rod 305, wherein the outer wall of the first disc 301 is fixedly connected with the inner wall of the jacking pipe body 1, 4 cylinders 302 are fixedly connected to the upper surface of the first disc 301, openings are formed above the cylinders 302, the spring 303 and the stop block 304 are installed in the cylinders 302, two ends of the spring 303 are fixedly connected with the cylinders 302 and the stop block 304 respectively, the outer wall of the stop block 304 is in clearance fit with the inner wall of the cylinders 302, the upper surface of the stop block 304 is fixedly connected with the vertical rod 305, the outer wall of the vertical rod 305 is in clearance fit with the inner wall of the opening of the cylinders 302, a connecting block 8 is fixedly connected to the upper surface of the vertical rod 305, the upper surface of the connecting block 8 is attached to the lower surface of the conical head 2, the lower outer wall of the conical head 2 is attached to the inner wall of the circular groove of the jacking pipe body 1, the sealing ring 5 can improve the sealing performance of the joint through the sealing ring 5, the middle outer wall of the conical head 2 is fixedly connected with a second disc 6, and the second disc 6 is in threaded connection with the body 1 through 4 bolts 7;
the conical head 2 can be supported through the spring 303, the cylinder 302, the first disc 301, the connecting block 8 and the like, so that the stability of the conical head 2 is ensured, the bolt 7 for connecting the conical head 2 with the jacking pipe body 1 is not easy to bend, the subsequent disassembly can be ensured, and the using effect of the device is improved.
In this embodiment, when the operator needs to use the underground pipe jacking sealing device, first, the operator can sleeve the sealing ring 5 to the lower outer wall of the conical head 2, and then the conical head 2 drives the second disc 6 and the sealing ring 5 to move, so that the second sealing ring 5 enters the circular groove of the pipe jacking body 1, the joint of the pipe jacking body 1 and the conical head 2 can be sealed through the sealing ring 5, then the second disc 6 and the pipe jacking body 1 are fixedly connected through the bolt 7, meanwhile, when the conical head 2 enters the pipe jacking body 1, the conical head 2 extrudes the connecting block 8, the connecting block 8 drives the stop block 304 to move through the vertical rod 305, the stop block 304 cooperates with the cylinder 302 to extrude the spring 303, and the spring 303 elastically deforms, so that the conical head 2 can be supported through the spring 303, the cylinder 302, the first disc 301, the connecting block 8 and the like, so that the stability of the conical head 2 is ensured, and the bolt 7 for connecting the conical head 2 and the pipe jacking body 1 is not easy to bend, and the subsequent disassembly can be ensured, and the using effect of the device is improved.
While the utility model has been shown and described with reference to a preferred embodiment, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the scope of the utility model.
Claims (5)
1. The utility model provides an underground pipe jacking sealing device, includes pipe jacking body (1) and conical head (2), the top internally mounted of pipe jacking body (1) has conical head (2), and the below outer wall of conical head (2) and the circular slot department inner wall clearance fit of pipe jacking body (1), its characterized in that: the middle of the upper surface of the conical head (2) is fixedly connected with a hard alloy head (4), and a supporting device (3) is arranged in the jacking pipe body (1).
2. The underground jacking pipe sealing device according to claim 1, wherein: the supporting device (3) comprises a first disc (301), the outer wall of the first disc (301) is fixedly connected with the inner wall of the jacking pipe body (1), a plurality of cylinders (302) are fixedly connected to the upper surface of the first disc (301), springs (303) and check blocks (304) are mounted in the cylinders (302), two ends of each spring (303) are fixedly connected with the cylinders (302) and the check blocks (304) respectively, the outer wall of each check block (304) is in clearance fit with the inner wall of each cylinder (302), a vertical rod (305) is fixedly connected to the upper surface of each check block (304), and the outer wall of each vertical rod (305) is in clearance fit with the inner wall of the opening of each cylinder (302).
3. An underground jacking pipe sealing arrangement as claimed in claim 2, wherein: the upper surface rigid coupling of montant (305) has connecting block (8), and the upper surface of connecting block (8) is laminated with the lower surface of conical head (2).
4. The underground jacking pipe sealing device according to claim 1, wherein: the lower outer wall of the conical head (2) is attached to the inner wall of the circular groove of the jacking pipe body (1) by a sealing ring (5).
5. The underground jacking pipe sealing device according to claim 1, wherein: the middle outer wall of the conical head (2) is fixedly connected with a second disc (6), and the second disc (6) is connected with the jacking pipe body (1) through a plurality of bolts (7) in a threaded mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321915593.5U CN220622964U (en) | 2023-07-20 | 2023-07-20 | Underground pipe jacking sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321915593.5U CN220622964U (en) | 2023-07-20 | 2023-07-20 | Underground pipe jacking sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220622964U true CN220622964U (en) | 2024-03-19 |
Family
ID=90220358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321915593.5U Active CN220622964U (en) | 2023-07-20 | 2023-07-20 | Underground pipe jacking sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220622964U (en) |
-
2023
- 2023-07-20 CN CN202321915593.5U patent/CN220622964U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |