CN109487810B - Pipeline arrangement suitable for lubricant grouting holes with different heights behind open caisson wall - Google Patents
Pipeline arrangement suitable for lubricant grouting holes with different heights behind open caisson wall Download PDFInfo
- Publication number
- CN109487810B CN109487810B CN201811487600.XA CN201811487600A CN109487810B CN 109487810 B CN109487810 B CN 109487810B CN 201811487600 A CN201811487600 A CN 201811487600A CN 109487810 B CN109487810 B CN 109487810B
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- China
- Prior art keywords
- grouting
- open caisson
- wall
- lubricant
- annular
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- 239000000314 lubricant Substances 0.000 title claims abstract description 30
- 229910000831 Steel Inorganic materials 0.000 claims description 14
- 239000010959 steel Substances 0.000 claims description 14
- 239000007788 liquid Substances 0.000 claims description 6
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 239000002002 slurry Substances 0.000 abstract description 22
- 238000010276 construction Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 7
- 239000002689 soil Substances 0.000 abstract description 3
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910000278 bentonite Inorganic materials 0.000 description 1
- 239000000440 bentonite Substances 0.000 description 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical group O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000009974 thixotropic effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D23/00—Caissons; Construction or placing of caissons
- E02D23/08—Lowering or sinking caissons
- E02D23/14—Decreasing the skin friction while lowering
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Earth Drilling (AREA)
- Underground Or Underwater Handling Of Building Materials (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention relates to the technical field of open caisson construction assistance, in particular to pipeline arrangement of lubricant grouting holes with different heights, which is suitable for the open caisson wall, wherein one end of a grouting pipe is connected with a slurry storage tank, a grouting pump is arranged on the grouting pipe, the other end of the grouting pipe is connected with an inlet of an annular main pipe along the inner wall of the open caisson along the direction from the ground to a flange on the inner wall of the open caisson, and branch pipes are led out from the annular main pipe and connected with the grouting holes to realize grouting, so that the working procedures of soil removal, sinking and the like of the open caisson are prevented from being influenced by disordered arrangement of too many hydraulic hoses at a wellhead, the grouting efficiency is improved, and the construction speed is accelerated.
Description
Technical Field
The description relates to the technical field of open caisson construction assistance, in particular to pipeline arrangement of lubricant grouting holes with different heights, which are suitable for the open caisson wall.
Background
The well wall of the open caisson is filled with lubricant after being a sinking auxiliary measure in modern open caisson construction, the common lubricant is bentonite thixotropic slurry, drag reduction and sinking assistance are realized by injecting the lubricant into a slurry tank behind the open caisson wall, the common grouting mode comprises an outer pipe method and an inner pipe method, wherein an outlet of a grouting hole is arranged on the upper part of a slurry storage step on the outer wall of the open caisson, an inlet of the grouting hole is arranged on the inner wall of the open caisson, and the slurry enters the slurry tank through the grouting hole after passing through a slurry conveying pipe, when the sinking speed of the open caisson is high or slurry leakage occurs, the slurry needs to be supplemented into the slurry tank, at the moment, a layer of grouting holes with different heights are often needed to be arranged on the inner wall of the open caisson, the grouting efficiency is improved, and the traditional method is that: each grouting hole is supplied with slurry by a hydraulic hose, the hydraulic hose is arranged along the inner wall of the open caisson from the ground to the positions of the grouting holes, when the number of the grouting holes is large, the arrangement of pipelines around the wellhead is easy to be disordered, the working procedures of soil removal, sinking and the like of the open caisson are affected, the construction efficiency is reduced, and therefore, the pipeline arrangement of lubricant grouting holes with different heights is necessary to be provided.
Disclosure of Invention
In order to solve the problems in the background art, the specification discloses a pipeline arrangement suitable for lubricant grouting holes with different heights behind the open caisson wall, and grouting is realized by leading out branch pipes from an annular main pipe placed on the flange of the inner wall of the open caisson, so that the phenomenon that too many hydraulic hoses are arranged at a wellhead in disorder is avoided, the grouting efficiency is improved, and the construction speed is accelerated.
In order to achieve the above object, the present description adopts the following technical scheme:
the utility model provides a pipeline arrangement suitable for different high lubricant grouting holes behind open caisson wall, including storing up the thick liquid pond, the mud jacking pump, the slurry delivery pipe, earth's surface fore shaft, the lubricant slot, open caisson, form the lubricant slot between the inner wall of earth's surface fore shaft and the outer wall step surface of open caisson above the lateral wall, still include the grouting hole, the annular house steward, evenly be equipped with a plurality of grouting holes that run through the lateral wall along circumferencial direction interval on the open caisson lateral wall, be provided with annular flange at the inner wall of open caisson, annular house steward establishes on the flange, the storing up thick liquid pond is connected with annular house steward through the slurry delivery pipe, be equipped with the mud jacking pump on the slurry delivery pipe, the interval is equipped with a plurality of exports on annular house steward, a plurality of exports are respectively through hydraulic hose and grouting hole correspondence.
The pipeline arrangement suitable for lubricant grouting holes with different heights behind the open caisson wall is characterized in that an upper row of grouting holes and a lower row of grouting holes are formed in the side wall of the open caisson, a plurality of grouting holes are uniformly arranged in each row at intervals, the grouting holes are distributed in a quincuncial shape along the circumferential direction of the open caisson, and each grouting hole is correspondingly connected with one outlet of the annular main pipe through a hydraulic hose respectively.
The pipeline arrangement device is suitable for lubricant grouting holes with different heights behind the open caisson wall, an annular steel plate is arranged on the upper surface of the flange, a steel bar support is welded on the steel plate, and an annular main pipe is arranged in the steel bar support.
The pipeline arrangement of lubricant grouting holes with different heights is suitable for the back of the open caisson wall, one end of the hydraulic hose is connected with an outlet of the annular main pipe, the other end of the hydraulic hose is connected with a nozzle, and the nozzle is arranged in the grouting hole.
By adopting the technical scheme, the method has the following beneficial effects:
according to the technical scheme, when the lubricant grouting is improved, too many hydraulic hoses are arranged at the wellhead in a disordered manner, a grouting pipe is connected with the inlet of the annular main pipe along the inner wall of the open caisson from the ground to the inner flange of the open caisson, according to the grouting requirement and the position of a grouting hole, the branch pipes are led out from the annular main pipe placed on the inner wall flange of the open caisson to realize grouting, the working procedures of soil removal, sinking and the like of the open caisson are prevented from being influenced due to the disordered arrangement of pipelines around the wellhead, the grouting efficiency is improved, and the construction speed is accelerated.
Drawings
FIG. 1 is a schematic diagram of the front view of the present description;
FIG. 2 is a schematic plan view of the present description;
FIG. 3 is a schematic side view of the present description;
in the figure: 1. a slurry storage tank; 2. a grouting pump; 3. a slurry conveying pipe; 4. surface locking; 5. a lubricant groove; 6. a caisson structure; 7. grouting holes; 8. a nozzle; 9. a hydraulic hose; 10. a reinforcing steel bar bracket; 11. a ring main; 12. a steel plate; 13. and a flange.
Detailed Description
The present description will be explained in detail by the following examples, and the purpose of the present description is to protect all technical improvements within the scope of the present description.
The pipeline arrangement suitable for lubricant grouting holes with different heights behind the open caisson wall comprises a slurry storage tank 1, a slurry pump 2, a slurry conveying pipe 3, an earth surface locking port 4, a lubricant groove 5 and an open caisson 6, wherein the lubricant groove 5 is formed between the inner wall of the earth surface locking port 4 and the side wall above the step surface of the outer wall of the open caisson 6, the pipeline arrangement further comprises a grouting hole 7 and an annular main pipe 11, a plurality of grouting holes 7 penetrating through the side wall are uniformly arranged on the side wall of the open caisson 6 at intervals along the circumferential direction, an annular flange 13 is arranged on the inner wall of the open caisson 6, the annular main pipe 11 is arranged on the flange 13, the slurry storage tank 1 is connected with the annular main pipe 11 through the slurry conveying pipe 3, the slurry pump 2 is arranged on the annular main pipe 11 at intervals, and a plurality of outlets are respectively connected with the grouting holes 7 in a one-to-one correspondence manner through hydraulic hoses 9.
The pipeline arrangement suitable for lubricant grouting holes with different heights behind the open caisson wall is characterized in that an upper row of grouting holes 7 and a lower row of grouting holes 7 are formed in the side wall of the open caisson 6, a plurality of grouting holes 7 are uniformly arranged in each row at intervals, the grouting holes 7 are distributed in a quincuncial shape along the circumferential direction of the open caisson 6, and each grouting hole 7 is correspondingly connected with one outlet of the annular main pipe 11 through a hydraulic hose 9.
The pipeline arrangement suitable for lubricant grouting holes with different heights behind the open caisson wall is characterized in that an annular steel plate 12 is arranged on the upper surface of a flange 13, a steel bar support 10 is welded on the steel plate 12, and an annular main pipe 11 is arranged in the steel bar support 10.
The pipeline arrangement suitable for lubricant grouting holes with different heights behind the open caisson wall is characterized in that one end of a hydraulic hose 9 is connected with an outlet of an annular main pipe 11, the other end of the hydraulic hose 9 is connected with a nozzle 8, and the nozzle 8 is arranged in the grouting hole 7.
When the pipeline arrangement suitable for lubricant grouting holes with different heights behind the open caisson wall is implemented, the annular main pipe 11 is arranged in the steel bar bracket 10 and is fixed, one end of the grouting pipe 3 is connected with the grouting pool 1, the grouting pump 2 is arranged on the grouting pipe 3, the other end of the grouting pipe 3 is connected with the inlet of the annular main pipe 11 along the open caisson inner wall from the ground to the open caisson flange 13, each outlet of the annular main pipe 11 is respectively connected with the hydraulic hose 9 according to the grouting requirement and the position of the grouting hole 7, the other end of the hydraulic hose 9 is connected with the nozzle 8, the nozzle 8 is arranged in the grouting hole 7 and is fixed, and grouting operation can be started by starting the grouting pump 2 after pipeline connection is completed.
The detailed description is not prior art.
The embodiments selected herein for the purposes of disclosing the invention of the present description are presently considered to be suitable, but it is to be understood that the present description is intended to include all variations and modifications of the embodiments which fall within the spirit and scope of the present description.
Claims (4)
1. The utility model provides a pipeline arrangement suitable for behind open caisson wall not co-altitude lubricant grouting hole, includes storage tank (1), mud jacking pump (2), defeated thick liquid pipe (3), earth's surface fore shaft (4), lubricant slot (5), open caisson (6), forms lubricant slot (5) between the inner wall of earth's surface fore shaft (4) and the outer wall step face more than the lateral wall of open caisson (6), its characterized in that: still include grouting hole (7), annular house steward (11), evenly be equipped with a plurality of grouting holes (7) that run through the lateral wall along circumferencial direction interval on open caisson (6) lateral wall, be provided with annular flange (13) at the inner wall of open caisson (6), annular house steward (11) are established on flange (13), store thick liquid pond (1) are connected with annular house steward (11) through defeated thick liquid pipe (3), be equipped with mud jacking pump (2) on defeated thick liquid pipe (3), the interval is equipped with a plurality of exports on annular house steward (11), a plurality of exports are connected through hydraulic hose (9) and grouting hole (7) correspondence respectively.
2. A piping arrangement for lubricant grouting holes of different heights behind a caisson wall according to claim 1, wherein: two rows of grouting holes (7) are arranged on the side wall of the open caisson (6), a plurality of grouting holes (7) are uniformly arranged in each row at intervals, the grouting holes (7) are distributed in a quincuncial shape along the circumferential direction of the open caisson (6), and each grouting hole (7) is correspondingly connected with one outlet of the annular main pipe (11) through a hydraulic hose (9) respectively.
3. A piping arrangement for lubricant grouting holes of different heights behind a caisson wall according to claim 1, wherein: an annular steel plate (12) is arranged on the upper surface of the flange (13), a steel bar bracket (10) is welded on the steel plate (12), and the annular main pipe (11) is arranged in the steel bar bracket (10).
4. A piping arrangement for lubricant injection holes of different heights behind a caisson wall according to claim 1 or 2, characterized in that: one end of a hydraulic hose (9) is connected with an outlet of the annular main pipe (11), the other end of the hydraulic hose (9) is connected with a nozzle (8), and the nozzle (8) is arranged in the grouting hole (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811487600.XA CN109487810B (en) | 2018-12-06 | 2018-12-06 | Pipeline arrangement suitable for lubricant grouting holes with different heights behind open caisson wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811487600.XA CN109487810B (en) | 2018-12-06 | 2018-12-06 | Pipeline arrangement suitable for lubricant grouting holes with different heights behind open caisson wall |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109487810A CN109487810A (en) | 2019-03-19 |
| CN109487810B true CN109487810B (en) | 2023-11-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811487600.XA Active CN109487810B (en) | 2018-12-06 | 2018-12-06 | Pipeline arrangement suitable for lubricant grouting holes with different heights behind open caisson wall |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH299641A (en) * | 1950-03-11 | 1954-06-30 | Lorenz Hans Prof Ing Dr | Process for the production of structures protruding into the ground using a submerged structure. |
| CN202370524U (en) * | 2011-12-28 | 2012-08-08 | 陕西煤业化工建设（集团）有限公司 | Water control construction structure for working face of shaft body of air return vertical shaft |
| CN103866762A (en) * | 2014-04-01 | 2014-06-18 | 华东建筑设计研究院有限公司 | Pile body longitudinal multipoint grouting device |
| CN204491585U (en) * | 2015-03-19 | 2015-07-22 | 中国建筑西南勘察设计研究院有限公司 | The annular many slip casting point post jacking device of castinplace pile list supervisor |
| CN206308690U (en) * | 2016-11-24 | 2017-07-07 | 北京市地质工程公司 | Grout pile bottom stake side one grouting behind shaft or drift lining construction tool |
| CN209568460U (en) * | 2018-12-06 | 2019-11-01 | 中信重工机械股份有限公司 | A kind of pipeline arrangement being suitable for different height lubricant injected hole after open caisson wall |
-
2018
- 2018-12-06 CN CN201811487600.XA patent/CN109487810B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH299641A (en) * | 1950-03-11 | 1954-06-30 | Lorenz Hans Prof Ing Dr | Process for the production of structures protruding into the ground using a submerged structure. |
| CN202370524U (en) * | 2011-12-28 | 2012-08-08 | 陕西煤业化工建设（集团）有限公司 | Water control construction structure for working face of shaft body of air return vertical shaft |
| CN103866762A (en) * | 2014-04-01 | 2014-06-18 | 华东建筑设计研究院有限公司 | Pile body longitudinal multipoint grouting device |
| CN204491585U (en) * | 2015-03-19 | 2015-07-22 | 中国建筑西南勘察设计研究院有限公司 | The annular many slip casting point post jacking device of castinplace pile list supervisor |
| CN206308690U (en) * | 2016-11-24 | 2017-07-07 | 北京市地质工程公司 | Grout pile bottom stake side one grouting behind shaft or drift lining construction tool |
| CN209568460U (en) * | 2018-12-06 | 2019-11-01 | 中信重工机械股份有限公司 | A kind of pipeline arrangement being suitable for different height lubricant injected hole after open caisson wall |
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| Publication number | Publication date |
|---|---|
| CN109487810A (en) | 2019-03-19 |
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