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CN-121993210-A - Intelligent grouting system for pipe jacking construction

CN121993210ACN 121993210 ACN121993210 ACN 121993210ACN-121993210-A

Abstract

The invention discloses an intelligent grouting system for pipe jacking construction, which belongs to the technical field of pipe jacking construction equipment and comprises a pipe jacking construction working well, wherein a mud water circulation mechanism for realizing mud water recycling is arranged on one side of the outer part of the pipe jacking construction working well, and a grouting mechanism for regulating mud injection quantity in real time by combining mud water pressure monitoring is arranged on the other side of the outer part of the pipe jacking construction working well. According to the invention, by arranging the mud-water circulation mechanism and the connection mechanism, aiming at the environmental protection risks faced in the aspects of direct discharge and the like of waste residues and waste water of the traditional mud-water device in the current pipe jacking construction process, by integrating mud pumping, pipeline switching and solid-liquid separation functions, the mud-water solid-liquid separation treatment and resource utilization technology is innovated, the recycling of mud water is realized, the separated clear water is reused for construction flushing, the separated rock scraps are used for roadbed filling or building material production after harmless treatment, the construction cost is reduced, and the economic benefit and the environmental protection benefit are huge.

Inventors

  • TIAN SHUYU
  • LIU JIYUAN
  • HUANG JUNFENG
  • WANG ZIRONG
  • XU SHUGUANG
  • Hou Mianyan
  • ZHANG TINGFANG
  • XIE LUBIN

Assignees

  • 中铁市政环境建设有限公司
  • 中铁碧源水务昆明有限公司
  • 昆明市建设工程质量安全监督管理总站

Dates

Publication Date
20260508
Application Date
20260211

Claims (10)

  1. 1. An intelligent grouting system for pipe jacking construction comprises a pipe jacking construction working well (1) and is characterized in that a steel back test support (2) is fixedly arranged on one side of the inner wall of the pipe jacking construction working well (1), and a front wall (3) is cast on the other side of the inner wall of the pipe jacking construction working well (1); A jacking mechanism (4) for jacking pipe construction is arranged in the jacking pipe construction working well (1), and a hole water stopping mechanism (5) for providing a sealing effect is arranged on one side of the front wall (3); A mud water circulation mechanism (6) for realizing mud water recycling is arranged on one side of the outer part of the pipe jacking construction working well (1), and a grouting mechanism (7) for adjusting mud injection quantity in real time by combining mud water pressure monitoring is arranged on the other side of the outer part of the pipe jacking construction working well (1); The inside of muddy water circulation mechanism (6) is equipped with coupling mechanism (8) that carries out quick installation to the pipeline.
  2. 2. The intelligent grouting system for pipe jacking construction according to claim 1, wherein the jacking mechanism (4) comprises a jack (401) fixed on one side of the steel back test support (2), an oil cylinder frame (402) fixedly connected with the steel back test support (2) is fixed on the outer portion of the jack (401), and a jacking iron (403) is fixed at one end of a piston rod of the jack (401).
  3. 3. The intelligent grouting system for pipe jacking construction according to claim 1, wherein a guide rail (404) is fixed on the inner bottom wall of the pipe jacking construction working well (1), a pipe jacking machine (405) is tightly attached to the top end of the guide rail (404), and a prefabricated pipe (406) is tightly attached to one side of the pipe jacking machine (405).
  4. 4. An intelligent grouting system for pipe jacking construction according to claim 3, wherein a ventilation pipe (407) is arranged on one side of the interior of the prefabricated pipe (406), a main cable (408) is arranged on the other side of the interior of the prefabricated pipe (406), and an LED lamp strip (409) is hung on one side of the inner wall of the prefabricated pipe (406) through a hook.
  5. 5. The intelligent grouting system for pipe jacking construction according to claim 1, wherein the hole water stop mechanism (5) comprises a single-layer curtain cloth rubber plate (501) fixed on one side of the front wall (3) through embedded bolts, grouting steel pipes (502) are embedded in the front wall (3), reserved holes (503) are reserved at two ends of each grouting steel pipe (502), and an external plug (504) is installed at one end of each grouting steel pipe (502) in a threaded mode.
  6. 6. The intelligent grouting system for pipe jacking construction according to claim 3, wherein the muddy water circulation mechanism (6) comprises a mud purifying device (601) arranged on one side of the top end of the pipe jacking construction working well (1), a water inlet of the mud purifying device (601) is fixedly connected with a water supplementing pump (602) through a pipeline, a mud inlet of the mud purifying device (601) is fixedly provided with a mud inlet pump (603) through a pipeline, and a mud inlet pipe (604) is fixedly arranged between a mud outlet of the mud inlet pump (603) and a muddy water bin of the pipe jacking machine (405).
  7. 7. The intelligent grouting system for pipe jacking construction according to claim 6, wherein a mud outlet of the mud bin of the pipe jacking machine (405) is fixedly provided with a relay pump (605) through a pipeline, a mud outlet of the relay pump (605) is fixedly provided with a mud pump (606) through a pipeline, and a mud discharging pipe (607) is fixed between the mud outlet of the mud pump (606) and a mud inlet of the mud purifying device (601).
  8. 8. An intelligent grouting system for pipe jacking construction according to claim 3, wherein the grouting mechanism (7) comprises a slurry storage tank (701) arranged at the other side of the top end of the pipe jacking construction working well (1), two stirring barrels (702) are arranged at one side of the slurry storage tank (701), two grouting pumps (703) are fixed at the slurry outlet of the slurry storage tank (701), a first grouting pipe (704) with one end penetrating and extending to the inside of the prefabricated pipe (406) is fixed at the slurry outlet of the grouting pump (703) at one side, and a second grouting pipe (705) with one end penetrating and extending to the inside of the prefabricated pipe (406) is fixed at the slurry outlet of the grouting pump (703) at the other side.
  9. 9. The intelligent grouting system for pipe jacking construction according to claim 8, wherein pressure gauges (706) are fixed inside the first grouting pipe (704) and the second grouting pipe (705), grouting branch pipes (707) are fixed outside the first grouting pipe (704) and the second grouting pipe (705), grouting holes (708) communicated with the grouting branch pipes (707) are formed inside the prefabricated pipe (406), high-pressure water pipes (709) are arranged inside the first grouting pipe (704) and the second grouting pipe (705), and hole packer pipes (710) are arranged inside the high-pressure water pipes (709).
  10. 10. The intelligent grouting system for pipe jacking construction according to claim 7, wherein the connecting mechanism (8) comprises pipeline ends (801) fixed at two ends of two sludge pipes (607), sealing rings (802) are installed between the two pipeline ends (801) in a sealing mode, a first clamping ring (803) is installed on one side of the outer portion of each pipeline end (801) in a clamping mode, a second clamping ring (804) is installed on the other side of the outer portion of each pipeline end (801) in a clamping mode, and two fixing bolts (805) are installed on internal threads of each of the first clamping ring (803) and the second clamping ring (804).

Description

Intelligent grouting system for pipe jacking construction Technical Field The invention belongs to the technical field of pipe jacking construction equipment, and particularly relates to an intelligent grouting system for pipe jacking construction. Background The pipe jacking construction is a construction method of underground pipelines developed after shield construction, which is a pipeline burying construction technology without or with less excavation, the technology does not need to excavate a surface layer, and can pass through roads, railways, river, ground buildings, underground structures, various underground pipelines and the like, the pipe jacking construction is a construction method of overcoming the friction force between the pipeline and surrounding soil in a working pit by means of jacking equipment, jacking the pipeline into the soil according to the designed gradient, transporting away the soil, a section of pipe is completed after jacking the soil layer, and then jacking a second section of pipe continuously. The existing slurry circulation system has the problems that a slurry tank is difficult to set, the solid control efficiency is low and the like in the construction of a narrow underground space, because the buried depth of the underground box body structure of a buried sewage plant reaches fifteen to twenty meters, when a conventional slurry circulation process is adopted, space conflict exists between slurry pipeline layout and a structural reinforcing steel bar net, the problems that the slurry sand content is easy to exceed the standard, the pipe jacking tunneling is abnormal, the shutdown is caused, and the like are solved, meanwhile, the ventilation of the underground space is limited, and the emission of volatile organic matters generated in the slurry treatment process is difficult to meet the environmental protection standard of an ecological sensitive area. It is therefore desirable to provide an intelligent grouting system for pipe jacking construction to solve the above problems. Disclosure of Invention The technical problem to be solved by the invention is to overcome the defects of the prior art, and provide an intelligent grouting system for pipe jacking construction. The intelligent grouting system for pipe jacking construction comprises a pipe jacking construction working well, wherein one side of the inner wall of the pipe jacking construction working well is fixedly provided with a steel back examination support, and the other side of the inner wall of the pipe jacking construction working well is cast with a front wall; A jacking mechanism for jacking pipe construction is arranged in the jacking pipe construction working well, and a hole water stopping mechanism for providing a sealing effect is arranged on one side of the front wall; a mud water circulation mechanism for realizing mud water recycling is arranged on one side of the outside of the pipe jacking construction working well, and a grouting mechanism for adjusting mud injection quantity in real time by combining mud water pressure monitoring is arranged on the other side of the outside of the pipe jacking construction working well; The inside of muddy water circulation mechanism is equipped with the coupling mechanism who carries out quick installation to the pipeline. Further, the jacking mechanism comprises a jack fixed on one side of the back of the steel back examination, an oil cylinder frame fixedly connected with the back of the steel back examination is fixed outside the jack, and a jacking iron is fixed at one end of a piston rod of the jack. Through the technical scheme, the back seat wall of the pipe jacking construction working well is cast in situ by adopting C fine stone concrete, then the steel back test back is fixed on the front end plane of the back seat wall, the steel back test back is ensured to be vertical to the jacking axis, then the jack is fixed on one side of the steel back test back, and the jack is fixedly connected with the steel back test back by using the oil cylinder frame, so that the stability of the jack is ensured, and the jack drives the top iron to move. Further, a guide rail is fixed on the inner bottom wall of the pipe jacking construction working well, a pipe jacking machine is tightly attached to the top end of the guide rail, and prefabricated pipes are tightly attached to one side of the pipe jacking machine. Through the technical scheme, on the inner bottom wall of the pipe jacking construction working well, the guide rail formed by welding the section steel and the steel plate is fixed through the anchor bolt, C fine stone concrete is poured between the bottom of the guide rail and the foundation, so that the C fine stone concrete is firm, then the pipe jacking machine is placed on the top end of the guide rail, the pipe jacking machine is tightly attached to the guide rail, the prefabricated pipe is placed on one side of the pipe jacking machine, the prefa