CN219588293U - Hole water stop device for pipe jacking engineering - Google Patents
Hole water stop device for pipe jacking engineering Download PDFInfo
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- CN219588293U CN219588293U CN202320506030.4U CN202320506030U CN219588293U CN 219588293 U CN219588293 U CN 219588293U CN 202320506030 U CN202320506030 U CN 202320506030U CN 219588293 U CN219588293 U CN 219588293U
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- positioning plate
- water stop
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- hole
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- 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
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Abstract
The utility model provides an opening water stop device for pipe jacking engineering, which comprises a jacking soil layer, an opening well wall and a water stop mechanism, wherein the opening well wall is poured on one side of the jacking soil layer; the water stopping mechanism comprises an embedded part and a sealing collar, and the embedded part is embedded into the hole wall; the sealing lantern ring comprises a positioning plate, the positioning plate is arranged at one end, far away from the wall of the hole, of the embedded part, the positioning plate is fixedly connected with the embedded part in a detachable mode, a plurality of positioning plates are arranged, and the positioning plates are combined to form an annular structure and used for passing of a pipeline. According to the utility model, the plurality of positioning plates which can form the annular structure are arranged, and when the sealing lantern ring is installed, each positioning plate can be directly and fixedly connected with the embedded part so as to wrap the outer side of the pipeline without sleeving the end part of the pipeline, so that collision damage between the sealing lantern ring and the pipeline is effectively prevented, and the installation convenience and safety of the device are improved.
Description
Technical Field
The utility model relates to the technical field of hole water stop, in particular to a hole water stop device for pipe jacking engineering.
Background
The pipe jacking engineering is a process for paving a pipeline by using a non-excavation technology, can reduce the workload of removing the pipeline along the line, and is suitable for being applied to a scene with narrow road surface or structures on the upper part; in the pipe jacking construction process, in order to prevent water and soil of jacking soil layer from flowing into the construction well along a gap between the hole and the outer wall of the pipeline, the pavement on the pipeline is prevented from sinking, and a hole water stop device is arranged at the hole.
The utility model of the prior publication number CN205977244U discloses a pipe jacking construction hole water stop device, which can effectively improve the sealing performance of the device by embedding an embedded support on the wall of the hole and arranging a sealing sleeve ring consisting of a steel clamping plate, a steel support, a rubber water stop plate and polyurethane on one side of the embedded support; in pipe jacking construction, in order to improve the connection strength and sealing performance of a pipeline and a shield machine, the front end of the first pipeline is sometimes set to be of a wrapped structure with a larger outer diameter, or the outer diameter of the pipeline is smaller than the outer diameter of the shield machine, or a protection device is wound at the front end of the shield machine and the front end of the first pipeline, and the outer diameter of the joint of the shield machine and the first pipeline is larger than the outer diameter of the pipeline in all three modes.
Disclosure of Invention
In view of the above, the utility model provides the hole water stop device for the pipe jacking engineering, which can be used for rapidly and safely connecting the sealing sleeve ring with the embedded part outside the pipeline, and improves the installation convenience of the device.
The technical scheme of the utility model is realized as follows: the utility model provides a hole water stop device for pipe jacking engineering, which comprises a jacking soil layer, a hole well wall and a water stop mechanism, wherein,
the hole well wall is poured on one side of the jacking soil layer;
the water stopping mechanism comprises an embedded part and a sealing collar, and the embedded part is embedded into the hole wall;
the sealing lantern ring comprises a positioning plate, the positioning plate is arranged at one end, far away from the wall of the hole, of the embedded part, the positioning plate is fixedly connected with the embedded part in a detachable mode, a plurality of positioning plates are arranged, and the positioning plates are combined to form an annular structure and used for passing of a pipeline.
On the basis of the technical scheme, preferably, the sealing collar further comprises a fixing seat and an axial sealing ring, and the fixing seat is fixedly arranged on the positioning plate; the axial sealing ring is arranged in the fixing seat, and is clamped with the fixing seat, and the axial sealing ring abuts against the pipeline.
Still further preferably, the sealing collar further comprises a radial sealing ring, the radial sealing ring is arranged between the embedded part and the positioning plate, and the radial sealing ring is respectively abutted against the embedded part and the positioning plate.
On the basis of the technical scheme, preferably, two positioning plates are arranged.
On the basis of the technical scheme, two adjacent positioning plates are preferably fixedly connected.
Still further preferably, the sealing collar further includes a fixing plate fixedly disposed on the positioning plate, and the fixing plate is provided with at least two fixing plates on each of the positioning plates, one of the fixing plates on one of the positioning plates being fixedly connected with one of the fixing plates on the positioning plate adjacent to the positioning plate.
On the basis of the technical scheme, preferably, the embedded part comprises a sleeve and a connecting flange, and one end of the sleeve is embedded into the hole wall; the connecting flange is fixedly arranged at one end of the sleeve away from the wall of the hole, and the connecting flange is detachably and fixedly connected with the positioning plate.
Still further preferably, the sleeve has an inner diameter greater than an inner diameter of the plurality of positioning plates combined to form the annular structure.
Still further preferably, the embedded part further comprises an embedded flange, the embedded flange is fixedly arranged on the sleeve, and the embedded flange is embedded into the hole wall.
Still more preferably, the embedded flange is connected with the sleeve by welding.
Compared with the prior art, the hole water stop device for the pipe jacking engineering has the following beneficial effects:
(1) Through setting up a plurality of locating plates that can constitute annular structure, when installing the sealed lantern ring, can directly carry out fixed connection with the built-in fitting with each locating plate to wrap up in the outside of pipeline, and need not to embolia by the tip of pipeline again, effectively prevent that the sealed lantern ring from taking place collision damage with the pipeline, promoted the installation convenience and the security of device;
(2) The sealing performance of the pipeline and the water stopping mechanism can be improved by arranging the axial sealing ring and the radial sealing ring, and the sealing performance of the water stopping mechanism and the opening wall of the hole can be improved by embedding the sleeve into the opening wall of the hole and arranging the embedded flange on the sleeve, so that the waterproof and water stopping effects of the device are improved;
(3) The fixing plate is arranged on the positioning plate, so that the positioning plate can be spliced more firmly, and the sealing performance of the positioning plate and the pipeline is enhanced;
(4) Through letting the internal diameter of sleeve pipe be greater than the internal diameter that a plurality of locating plates formed annular structure, can prevent that pipeline and sleeve pipe from producing the friction, promoted the protection effect of device.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is an overall sectional view of a hole water stop device for pipe jacking engineering according to the present utility model;
FIG. 2 is a schematic view of the position A in the hole water stop device for pipe jacking engineering;
FIG. 3 is a perspective view of a water stopping mechanism of the tunnel portal water stopping device for pipe jacking engineering of the present utility model;
FIG. 4 is a side view of an embedded part in the hole water stop device for pipe jacking engineering, according to the utility model;
fig. 5 is a perspective view of a fixing plate in the hole water stop device for pipe jacking engineering according to the present utility model.
Wherein: 1. jacking a soil layer; 2. a hole wall; 3. a water stopping mechanism; 31. an embedded part; 311. a sleeve; 312. embedding a flange; 313. a connecting flange; 32. a sealing collar; 321. a positioning plate; 322. a fixing seat; 323. an axial seal ring; 324. a radial seal ring; 325. and a fixing plate.
Detailed Description
The following description of the embodiments of the present utility model will clearly and fully describe the technical aspects of the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, are intended to fall within the scope of the present utility model.
As shown in figures 1-5, the hole water stop device for pipe jacking engineering comprises a jacking soil layer 1, a hole well wall 2 and a water stop mechanism 3.
The jacking soil layer 1 is a soil layer in the pipeline direction, and the shield machine and the pipeline are jacked into the jacking soil layer 1 through the propulsion device.
The hole wall 2 is poured on one side of the jacking soil layer 1; the hole wall 2 is of a concrete structure, a hole for a pipeline to go in and out is reserved in the hole wall 2, and the arrangement of the hole wall 2 not only can prevent water loss and soil erosion of the jacking soil layer 1 from collapsing, but also can provide a good installation environment for the water mechanism 3.
The water stopping mechanism 3 comprises an embedded part 31 and a sealing collar 32, and the embedded part 31 is embedded into the hole wall 2; the sealing collar 32 comprises a positioning plate 321, the positioning plate 321 is arranged at one end of the embedded part 31 far away from the hole wall 2, the positioning plate 321 is detachably and fixedly connected with the embedded part 31, the positioning plate 321 is provided with a plurality of positioning plates 321, and the plurality of positioning plates 321 are combined to form an annular structure for the passage of a pipeline; as shown in fig. 1, the water stop mechanism 3 is a waterproof main structure, and a part of the embedded part 31 is embedded into a reserved hole of the hole wall 2, so that the connection tightness of the embedded part 31 and the hole wall 2 is effectively improved; through setting up a plurality of locating plates 321, let a plurality of locating plates 321 make up and form annular structure, for an independent annular structure, can realize directly fixing locating plate 321 and built-in fitting 31 to make it assemble in the outside of pipeline, and need not to embolia from the one end of pipeline, avoided the collision of device and pipeline, promoted the installation convenience and the security of device.
As a preferred embodiment, the sealing collar 32 further includes a fixing seat 322 and an axial sealing ring 323, and the fixing seat 322 is fixedly arranged on the positioning plate 321; the axial sealing ring 323 is arranged in the fixed seat 322, the axial sealing ring 323 is clamped with the fixed seat 322, and the axial sealing ring 323 abuts against the pipeline; as shown in fig. 2, by arranging the axial sealing ring 323 which is propped against the pipeline and seals on the positioning plate 321, water and soil in the jacking soil layer 1 can be prevented from flowing into the construction well along the axial direction of the pipeline, and the sealing effect of the device is improved by matching the sealing connection between the embedded part 31 and the opening well wall 2.
Further, the sealing collar 32 further includes a radial sealing ring 324, the radial sealing ring 324 is disposed between the embedded part 31 and the positioning plate 321, and the radial sealing ring 324 abuts against the embedded part 31 and the positioning plate 321 respectively; as shown in fig. 2, since the positioning plate 321 is detachably and fixedly connected with the embedded part 31, the problem of water and soil leakage may occur in the connection gap, and the problem can be solved by arranging the radial sealing ring 324 between the positioning plate 321 and the embedded part 31, thereby enhancing the water stopping performance of the device.
As a preferred embodiment, in order to facilitate the installation of the positioning plate 321, the positioning plate 321 is preferably provided in two.
Alternatively, when only the positioning plate 321 is connected to the embedded part 31, a problem that the fixing firmness of the positioning plate 321 is relatively weak may occur, and in order to solve this problem, two adjacent positioning plates 321 may be fixedly connected.
As a preferred embodiment, the sealing collar 32 further includes fixing plates 325, the fixing plates 325 are fixedly disposed on the positioning plates 321, and the fixing plates 325 are provided with at least two in each positioning plate 321, one of the fixing plates 325 on one positioning plate 321 is fixedly connected with one of the fixing plates 325 on the positioning plate 321 adjacent to the positioning plate 321; as shown in fig. 5, the fixing plates 325 between two adjacent positioning plates 321 may be fixedly coupled using bolts, thereby improving the fixing firmness of the positioning plates 321.
As a preferred embodiment, the embedded part 31 comprises a sleeve 311 and a connecting flange 313, and one end of the sleeve 311 is embedded into the hole wall 2; the connecting flange 313 is fixedly arranged at one end of the sleeve 311 far away from the opening well wall 2, and the connecting flange 313 is detachably and fixedly connected with the positioning plate 321; the sleeve 311 may support a passage through which a pipe is passed in and out, and the connection flange 313 is a connection member fixed with the positioning plate 321, and through holes may be formed in the connection flange 313 and the positioning plate 321, and the connection flange 313 and the positioning plate 321 may be connected and fixed using bolts.
Further, in order to prevent the sleeve 311 from rubbing against the pipeline, the sleeve 311 is prevented from damaging the pipeline, the inner diameter of the sleeve 311 is larger than the inner diameter of the annular structure formed by combining the plurality of positioning plates 321, and only the axial sealing ring 323 installed on the positioning plates 321 is contacted with the pipeline.
Furthermore, the embedded part 31 further comprises an embedded flange 312, the embedded flange 312 is fixedly arranged on the sleeve 311, and the embedded flange 312 is embedded into the hole wall 2; as shown in fig. 2, by arranging the embedded flange 312 embedded in the hole wall 2 on the sleeve 311, water and soil penetrating into the hole wall 2 can be shielded, so that water and soil in the jacking soil layer 1 are prevented from penetrating into the hole wall 2 and then penetrating into the construction well along the side wall of the sleeve 311, and a comprehensive water stopping effect is achieved.
Furthermore, in order to prevent gaps between the embedded flange 312 and the sleeve 311, the shielding effect of the embedded flange 312 on the water and soil can be improved, and the embedded flange 312 and the sleeve 311 can be connected in a welding manner.
The method for using the hole water stop device for pipe jacking engineering comprises the following steps:
firstly, pouring a hole well wall 2 on the jacking side of a jacking soil layer 1, embedding an embedded part 31 at a reserved hole position of the hole well wall 2, then jacking the front ends of a shield machine and a pipeline connected with the shield machine into a pipeline route in the jacking soil layer 1 by using a propulsion device, finally installing a plurality of positioning plates 321 on a connecting flange 313, connecting and reinforcing adjacent positioning plates 321 by using a fixing plate 325, and enabling a circular structure formed by combining the positioning plates 321 to be sleeved on the outer side of the pipeline, so that water and soil in the jacking soil layer 1 can be prevented from flowing into a construction well along a gap between the pipeline and the hole when the pipeline is jacked.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (10)
1. An opening water stop device for pipe jacking engineering comprises a jacking soil layer (1), an opening well wall (2) and a water stop mechanism (3), wherein,
the hole wall (2) is poured on one side of the jacking soil layer (1);
the water stopping mechanism (3) comprises an embedded part (31) and a sealing collar (32), and the embedded part (31) is embedded into the hole wall (2);
the method is characterized in that: the sealing collar (32) comprises a positioning plate (321), wherein the positioning plate (321) is arranged at one end of the embedded part (31) away from the hole wall (2), the positioning plate (321) is fixedly connected with the embedded part (31) in a detachable mode, and the positioning plate (321) is provided with a plurality of positioning plates (321) which are combined to form an annular structure and used for passing of a pipeline.
2. The hole water stop device for pipe jacking engineering according to claim 1, wherein: the sealing collar (32) further comprises a fixing seat (322) and an axial sealing ring (323), and the fixing seat (322) is fixedly arranged on the positioning plate (321); the axial sealing ring (323) is arranged in the fixed seat (322), the axial sealing ring (323) is clamped with the fixed seat (322), and the axial sealing ring (323) abuts against the pipeline.
3. The hole water stop device for pipe jacking engineering according to claim 2, wherein: the sealing collar (32) further comprises a radial sealing ring (324), the radial sealing ring (324) is arranged between the embedded part (31) and the positioning plate (321), and the radial sealing ring (324) is respectively propped against the embedded part (31) and the positioning plate (321).
4. The hole water stop device for pipe jacking engineering according to claim 1, wherein: the number of the positioning plates (321) is two.
5. The hole water stop device for pipe jacking engineering according to claim 1, wherein: the two adjacent positioning plates (321) are fixedly connected.
6. The hole water stop device for pipe jacking engineering according to claim 5, wherein: the sealing collar (32) further comprises fixing plates (325), the fixing plates (325) are fixedly arranged on the positioning plates (321), each fixing plate (325) is at least provided with two fixing plates (325), and one fixing plate (325) on one positioning plate (321) is fixedly connected with one fixing plate (325) on the adjacent positioning plate (321).
7. The hole water stop device for pipe jacking engineering according to claim 1, wherein: the embedded part (31) comprises a sleeve (311) and a connecting flange (313), and one end of the sleeve (311) is embedded into the hole wall (2); the connecting flange (313) is fixedly arranged at one end, far away from the hole wall (2), of the sleeve (311), and the connecting flange (313) is detachably and fixedly connected with the positioning plate (321).
8. The hole water stop device for pipe jacking engineering according to claim 7, wherein: the inner diameter of the sleeve (311) is larger than the inner diameter of the plurality of positioning plates (321) which are combined to form an annular structure.
9. The hole water stop device for pipe jacking engineering according to claim 7, wherein: the embedded part (31) further comprises an embedded flange (312), the embedded flange (312) is fixedly arranged on the sleeve (311), and the embedded flange (312) is embedded into the hole wall (2).
10. The hole water stop device for pipe jacking engineering according to claim 9, wherein: the embedded flange (312) is connected with the sleeve (311) in a welding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320506030.4U CN219588293U (en) | 2023-03-13 | 2023-03-13 | Hole water stop device for pipe jacking engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320506030.4U CN219588293U (en) | 2023-03-13 | 2023-03-13 | Hole water stop device for pipe jacking engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219588293U true CN219588293U (en) | 2023-08-25 |
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ID=87689365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320506030.4U Active CN219588293U (en) | 2023-03-13 | 2023-03-13 | Hole water stop device for pipe jacking engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219588293U (en) |
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2023
- 2023-03-13 CN CN202320506030.4U patent/CN219588293U/en active Active
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