CN109162248B - Remote mortar conveying and filling sand bag construction system - Google Patents

Remote mortar conveying and filling sand bag construction system Download PDF

Info

Publication number
CN109162248B
CN109162248B CN201811114325.7A CN201811114325A CN109162248B CN 109162248 B CN109162248 B CN 109162248B CN 201811114325 A CN201811114325 A CN 201811114325A CN 109162248 B CN109162248 B CN 109162248B
Authority
CN
China
Prior art keywords
sand
water
branch pipe
converging
diversion
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
Application number
CN201811114325.7A
Other languages
Chinese (zh)
Other versions
CN109162248A (en
Inventor
周志强
闫彭亮
杨兵
冯国林
文栋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CCCC Tianjin Dredging Engineering Co Ltd
Original Assignee
CCCC Tianjin Dredging Engineering Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by CCCC Tianjin Dredging Engineering Co Ltd filed Critical CCCC Tianjin Dredging Engineering Co Ltd
Priority to CN201811114325.7A priority Critical patent/CN109162248B/en
Publication of CN109162248A publication Critical patent/CN109162248A/en
Application granted granted Critical
Publication of CN109162248B publication Critical patent/CN109162248B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02BHYDRAULIC ENGINEERING
    • E02B3/00Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
    • E02B3/04Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
    • E02B3/12Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
    • E02B3/121Devices for applying linings on banks or the water bottom
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D15/00Handling building or like materials for hydraulic engineering or foundations
    • E02D15/10Placing gravel or light material under water inasmuch as not provided for elsewhere

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • Air Transport Of Granular Materials (AREA)

Abstract

The invention relates to a construction system for remotely conveying mortar to fill sand bags. The device comprises a sand warehouse, wherein a high-pressure water flow divider, a plurality of silt pumps and a confluence device are arranged in the sand warehouse; the high-pressure water separator comprises a water tank, a plurality of water separation branch pipes are arranged on the side wall of the water tank, the inlet of the water tank is connected to the outlet of a water pump through a water delivery main pipe, each water separation branch pipe is connected with a water separation pipe, and each water separation pipe is connected with a high-pressure water gun; the converging device comprises a converging box body, a plurality of converging branch pipes are arranged on the side wall of the converging box body, and a water supplementing branch pipe and an outer discharging branch pipe are arranged on the front wall of the converging box body; the device also comprises a relay pump and a sand blowing diverter; the sand-blowing diverter comprises a sand diversion box body, wherein a plurality of sand diversion branch pipes are arranged on the side wall of the sand diversion box body; the outlet of the converging box body of the converging device is connected to the inlet of the relay pump through a mortar pipeline. The invention has controllable mortar concentration, smooth mortar transportation, no pipe blockage accident of the transportation pipeline and improved working efficiency.

Description

Remote mortar conveying and filling sand bag construction system
Technical Field
The invention belongs to the technical field of dredging equipment, and particularly relates to a construction system for remotely conveying mortar and filling sand bags.
Background
In hydraulic engineering construction, large sand filling bags are widely applied to bank protection engineering, rivers and cofferdam engineering and used as dykes. The domestic sand filling bag construction mainly adopts a sand blowing boat (provided with a high-pressure water gun and a slurry pump), adopts a sand conveying barge to stop to the sand blowing boat provided with the high-pressure water gun and the slurry pump, and then manually fills sand in the barge into a fixed sand bag. However, the engineering has shallow water depth and uneven terrain, and the sand transportation barge is adopted for transportation, so that the method is not suitable for the engineering with shallow water depth. The single-stage pump pipeline conveying method is characterized in that the construction area is far from the sand warehouse, and the distance is about 1000 m. According to theoretical measurement, the mortar pipeline and the single-stage pump have no working point, so that the conveying method of the single-stage pump external pipeline is not feasible.
The sand bag filling device is characterized in that a sand bag filling device is arranged on a sand cushion layer, a sand bag is filled on the sand cushion layer, and the sand bag filling device is arranged on a sand cushion layer.
In order to overcome the conditions of long blowing and filling distance, uncontrollable mortar concentration, difficult mortar conveying, pipe blockage of conveying pipelines, serious reduction of working efficiency and the like, a construction process system for remotely conveying mortar and filling sand bags needs to be developed and designed, efficient and rapid mortar conveying is realized, and the production efficiency of the sand bags is greatly improved, so that the system has important significance for engineering construction.
Disclosure of Invention
The invention provides a construction system for remotely conveying mortar filled sand bags, which is controllable in mortar concentration, smooth in mortar conveying, free of pipe blockage accidents of conveying pipelines and capable of improving working efficiency, and solves the technical problems in the prior art.
The invention adopts the technical proposal for solving the technical problems in the prior art that: the construction system for remotely conveying mortar to fill sand bags comprises a sand warehouse with sand sources, wherein a high-pressure water flow divider, a plurality of silt pumps and a confluence device are arranged in the sand warehouse; the high-pressure water separator comprises a water tank, a plurality of water separation branch pipes are arranged on the side wall of the water tank, the inlet of the water tank is connected to the outlet of a water pump through a water delivery main pipe, the inlet of the water pump is connected to a water source through a water supply pipeline, the water separation branch pipes are connected with water separation pipes, and the water separation pipes are connected with high-pressure water guns; the converging device comprises a converging box body, a plurality of converging branch pipes are arranged on the side wall of the converging box body, a water supplementing branch pipe and an outer discharging branch pipe are arranged on the front wall of the converging box body, each converging branch pipe is connected to an outlet of each silt pump through a silt branched pipe, the water supplementing branch pipe is connected to a water supplementing pipeline, and the outer discharging branch pipe is connected to an outer discharging pipeline; the device also comprises a relay pump and a sand blowing diverter; the sand-blowing diverter comprises a sand diversion box body, wherein a plurality of sand diversion branch pipes are arranged on the side wall of the sand diversion box body; the outlet of the converging box body of the converging device is connected to the inlet of the relay pump through a mortar pipeline, the outlet of the relay pump is connected to the inlet of the sand diversion box body through a sand blowing main pipe, and each sand diversion branch pipe is connected to a plurality of sand filling openings of the sand bag through a sand blowing branch pipe.
The invention has the advantages and positive effects that: compared with the existing sand bag filling system, the remote mortar conveying and filling sand bag filling construction system has the advantages that the remote mortar conveying and filling sand bag filling from a sand warehouse to a sand bag is realized by arranging the high-pressure water diverter, the confluence device and the sand blowing diverter, and the engineering difficulty is solved. By arranging the relay pump between the mortar pipeline and the sand blowing main pipe, smooth flow of mortar in the pipeline is ensured, and the distance for blowing and filling is further increased. By arranging the high-pressure water separator, the technical effect of quickly manufacturing sand sources in the sand warehouse into mortar is realized; the multi-line suction and confluence of the mortar are realized by arranging the confluence device, so that the mortar can be circulated quickly; the technical effect of filling mortar into the sand bags in a multi-channel blowing way is achieved by arranging the sand blowing diverter, so that the sand bags can be conveniently and quickly filled to set specifications.
Preferably: a water diversion flange is arranged at the inlet of the water tank of the high-pressure water diverter, and the water diversion flange is in butt joint connection with an end flange on the water delivery main pipe; quick connectors are arranged on each water diversion branch pipe of the high-pressure water diverter.
Preferably: a converging flange plate is arranged at the outlet of the converging box body of the converging device and is in butt joint connection with an end flange on the mortar pipeline; the converging device further comprises a plurality of converging branch pipe joints, each converging branch pipe joint is in butt joint connection with each converging branch pipe, and a converging butterfly valve is arranged between the converging branch pipe joints and the converging branch pipe joints; the confluence device further comprises a water supplementing branch pipe joint and an outer discharging branch pipe joint, wherein the water supplementing branch pipe joint is in butt joint with the water supplementing branch pipe, a water supplementing branch pipe butterfly valve is arranged between the water supplementing branch pipe joint and the water supplementing branch pipe, the outer discharging branch pipe joint is in butt joint with the outer discharging branch pipe, and an outer discharging branch pipe butterfly valve is arranged between the outer discharging branch pipe joint and the outer discharging branch pipe.
Preferably: a sand diversion flange is arranged at the inlet of the sand diversion box body of the sand blasting diverter, and the sand diversion flange is in butt joint connection with an end flange of the sand blasting main pipe; the sand-blowing diverter also comprises a plurality of sand diversion joints, each sand diversion joint is in butt joint connection with each sand diversion branch pipe, and a sand diversion butterfly valve is arranged between the sand diversion joints and the sand diversion branch pipes.
Preferably: and a release valve is also arranged on the sand blowing main pipe.
Preferably: the end part of the water supply pipeline is also provided with a filter.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the high pressure water diverter of FIG. 1;
FIG. 3 is a schematic front view of the flow combiner of FIG. 1;
fig. 4 is a schematic view of the structure of the sand-blast diverter of fig. 1.
In the figure: 1. a filter; 2. a water supply pipeline; 3. a water pump; 4. a water supply main pipe; 5. a high pressure water diverter; 5-1, a water diversion flange; 5-2, water diversion branch pipes; 5-3, a water tank; 5-4, a quick connector; 6. a sand warehouse; 7. a water diversion pipe; 8. high-pressure water gun; 9. a sediment pump; 10. separating silt into pipes; 11. a confluence device; 11-1, a converging box body; 11-2, a converging flange plate; 11-3, converging branch pipes; 11-4, a confluence butterfly valve; 11-5, converging branch pipe joints; 11-6, a water supplementing branch pipe; 11-7, a water supplementing branch pipe butterfly valve; 11-8, a water supplementing branch pipe joint; 11-9, an outer branch pipe joint; 11-10, an outer branch butterfly valve; 11-11, an outer branch pipe; 12. a mortar pipe; 13. a relay pump; 14. a sand blowing main pipe; 15. a sand-blowing diverter; 15-1, sand diversion box body; 15-2, a sand diversion flange plate; 15-3, sand diversion branch pipes; 15-4, a sand diversion butterfly valve; 15-5, sand diversion joint; 16. blowing sand to divide pipes; 17. sand bags.
Detailed Description
For a further understanding of the invention, its features and advantages, the following examples are set forth in detail:
referring to fig. 1, the construction system for distance-conveying mortar filling sand bags of the invention comprises a sand warehouse 6 for storing sand sources, wherein a high-pressure water diverter 5, a plurality of silt pumps 9 and a confluence device 11 are arranged in the sand warehouse 6. The sand source in the sand warehouse 6 can be obtained by outsourcing or obtained by preparing high-quality sand obtained by screening in engineering construction.
The high-pressure water separator 5 comprises a water tank 5-3, a plurality of water-separating branch pipes 5-2 are arranged on the side wall of the water tank 5-3, the inlet of the water tank 5-3 is connected to the outlet of one water pump 3 through a water supply header pipe 4, and the inlet of the water pump 3 is connected to a water source through a water supply pipeline 2. In this embodiment, a filter 1 is further provided at the end of the water supply pipe 2.
The water diversion branch pipes 5-2 are connected with water diversion pipes 7, and the water diversion pipes 7 are connected with high-pressure water guns 8.
Under the action of the water pump 3, clean water (such as seawater) in a water source area enters a water tank 5-3 of the high-pressure water distributor 5 through the filter 1 and the water supply pipeline 2, and is output to each water distribution pipe 7 in a high-pressure state through the water distribution branch pipe 5-2, the high-pressure water gun 8 on each water distribution pipe 7 ejects the water source at a high speed, and sand sources in the sand warehouse 6 are made into mortar for a plurality of silt pumps 9 to absorb and pump.
The converging device 11 comprises a converging box 11-1, a plurality of converging branch pipes 11-3 are arranged on the side wall of the converging box 11-1, a water supplementing branch pipe 11-6 and an outer discharging branch pipe 11-11 are arranged on the front wall of the converging box 11-1, each converging branch pipe 11-3 is connected to the outlet of each silt pump 9 through a silt separation pipe 10, the water supplementing branch pipe 11-6 is connected to a water supplementing pipeline, and the outer discharging branch pipe 11-11 is connected to an outer discharging pipeline. Mortar pumped by the silt pumps 9 enters the converging box 11-1 through the silt branch pipes 10 to be converged, and is discharged through the outlet of the converging box 11-1.
The water supplementing branch pipe 11-6 and the water supplementing pipeline thereof have the functions that: when the mortar concentration is larger, water sources are supplemented inwards, so that the problem of pipe blockage at the back is avoided. The outer branch pipe 11-11 and the outer pipeline thereof have the functions that: when the internal pressure of the converging box 11-1 is overlarge, the pressure is discharged through the outer branch pipe 11-11 and an outer pipeline thereof, so that pipe explosion is avoided.
The mortar blowing device also comprises a relay pump 13 and a sand blowing diverter 15, wherein the relay pump 13 is used for improving the flow speed of mortar and supplementing the flow kinetic energy. The outlet of the joining tank 11-1 of the joining device 11 is connected to the inlet of the relay pump 13 through a mortar pipe 12.
The sand-blowing diverter 15 includes a sand diversion box 15-1, and a plurality of sand diversion branch pipes 15-3 are provided on the side wall of the sand diversion box 15-1. The outlet of the relay pump 13 is connected to the inlet of the sand-blasting manifold 14, and each of the sand-blasting branch pipes 15-3 is connected to a plurality of sand-filling ports of the sand bag 17 through a sand-blasting branch pipe 16.
Referring to fig. 2, it can be seen that: a water diversion flange 5-1 is arranged at the inlet of a water tank 5-3 of the high-pressure water diverter 5, and the water diversion flange 5-1 is in butt joint connection with an end flange on the water delivery main pipe 4; quick connectors 5-4 are arranged on each water diversion branch pipe 5-2 of the high-pressure water diverter 5, and each water diversion pipe 7 is in butt joint connection with the water diversion branch pipe 5-2 by adopting the quick connectors 5-4.
Referring to fig. 3, it can be seen that: and a converging flange plate 11-2 is arranged at the outlet of the converging box body 11-1 of the converging device 11, and the converging flange plate 11-2 is in butt joint connection with an end flange on the mortar pipeline 12. The converging device 11 further comprises a plurality of converging branch pipe joints 11-5, each converging branch pipe joint 11-5 is in butt joint connection with each converging branch pipe 11-3, and a converging butterfly valve 11-4 is arranged between the converging branch pipe joints 11-5 and the converging branch pipes. The confluence device 11 further comprises a water supplementing branch pipe joint 11-8 and an outer discharging branch pipe joint 11-9, wherein the water supplementing branch pipe joint 11-8 is in butt joint with the water supplementing branch pipe 11-6, a water supplementing branch pipe butterfly valve 11-7 is arranged between the water supplementing branch pipe joint 11-8 and the water supplementing branch pipe, the outer discharging branch pipe joint 11-9 is in butt joint with the outer discharging branch pipe 11-11, and an outer discharging branch pipe butterfly valve 11-10 is arranged between the outer discharging branch pipe joint 11-9 and the outer discharging branch pipe.
As shown in the figure, each of the merging branch pipe joint 11-5, the water supplementing branch pipe joint 11-8 and the discharging branch pipe joint 11-9 has a tapered shape, and one end of a large diameter is butt-connected with the corresponding branch pipe, and the tapered structure contributes to connecting pipes.
Referring to fig. 4, it can be seen that: the inlet of the sand diversion box body 15-1 of the sand diverter 15 is provided with a sand diversion flange 15-2, and the sand diversion flange 15-2 is in butt joint with an end flange of the sand blowing main pipe 14. The sand-blowing diverter 15 further comprises a plurality of sand diversion joints 15-5, each sand diversion joint 15-5 is in butt joint with each sand diversion branch pipe 15-3, and a sand diversion butterfly valve 15-4 is arranged between the sand diversion joints.
As shown in the figure, each sand diversion joint 15-5 is in a conical shape, one end with a large diameter is in butt joint with a corresponding branch pipe, and the conical structure is beneficial to connecting pipelines.
In this embodiment, a purge valve is further provided on the sand blowing main 14 for discharging the gas accumulated in the pipe.

Claims (6)

1. A construction system for remotely conveying mortar to fill sand bags is characterized in that: the device comprises a sand warehouse (6) for storing sand sources, wherein a high-pressure water flow divider (5), a plurality of silt pumps (9) and a confluence device (11) are arranged in the sand warehouse (6); the high-pressure water distributor (5) comprises a water tank (5-3), a plurality of water distribution branch pipes (5-2) are arranged on the side wall of the water tank (5-3), the inlet of the water tank (5-3) is connected to the outlet of one water pump (3) through a water delivery main pipe (4), the inlet of the water pump (3) is connected to a water source through a water supply pipe (2), a water distribution pipe (7) is connected to each water distribution branch pipe (5-2), and a high-pressure water gun (8) is connected to each water distribution pipe (7);
the converging device (11) comprises a converging box body (11-1), a plurality of converging branch pipes (11-3) are arranged on the side wall of the converging box body (11-1), a water supplementing branch pipe (11-6) and an outer discharging branch pipe (11-11) are arranged on the front wall of the converging box body (11-1), each converging branch pipe (11-3) is connected to the outlet of each silt pump (9) through a silt separation pipe (10), the water supplementing branch pipe (11-6) is connected to a water supplementing pipeline, and the outer discharging branch pipe (11-11) is connected to an outer discharging pipeline;
the device also comprises a relay pump (13) and a sand-blowing diverter (15); the sand-blowing diverter (15) comprises a sand diversion box body (15-1), and a plurality of sand diversion branch pipes (15-3) are arranged on the side wall of the sand diversion box body (15-1); the outlet of the converging box body (11-1) of the converging device (11) is connected to the inlet of the relay pump (13) through a mortar pipeline (12), the outlet of the relay pump (13) is connected to the inlet of the sand diversion box body (15-1) through a sand blowing main pipe (14), and each sand diversion branch pipe (15-3) is connected to a plurality of sand filling openings of the sand bag (17) through a sand blowing branch pipe (16).
2. The remote mortar-carrying sand bag filling construction system according to claim 1, wherein: a water diversion flange (5-1) is arranged at the inlet of a water tank (5-3) of the high-pressure water diverter (5), and the water diversion flange (5-1) is in butt joint connection with an end flange on the water delivery main pipe (4); quick connectors (5-4) are arranged on each water diversion branch pipe (5-2) of the high-pressure water diverter (5).
3. The remote mortar-carrying sand bag filling construction system according to claim 2, characterized in that: a converging flange plate (11-2) is arranged at the outlet of a converging box body (11-1) of the converging device (11), and the converging flange plate (11-2) is in butt joint connection with an end flange on the mortar pipeline (12); the converging device (11) further comprises a plurality of converging branch pipe joints (11-5), each converging branch pipe joint (11-5) is in butt joint with each converging branch pipe (11-3), and a converging butterfly valve (11-4) is arranged between the converging branch pipe joints; the confluence device (11) further comprises a water supplementing branch pipe joint (11-8) and an outer discharging branch pipe joint (11-9), the water supplementing branch pipe joint (11-8) is in butt joint with the water supplementing branch pipe (11-6) and is provided with a water supplementing branch pipe butterfly valve (11-7) between the water supplementing branch pipe joint and the water supplementing branch pipe joint, the outer discharging branch pipe joint (11-9) is in butt joint with the outer discharging branch pipe (11-11) and is provided with an outer discharging branch pipe butterfly valve (11-10) between the outer discharging branch pipe joint and the outer discharging branch pipe joint.
4. A remotely-transportable mortar filled sandbag construction system according to claim 3 wherein: the inlet of the sand diversion box body (15-1) of the sand-blowing diverter (15) is provided with a sand diversion flange (15-2), and the sand diversion flange (15-2) is in butt joint connection with an end flange of the sand-blowing main pipe (14); the sand blowing diverter (15) further comprises a plurality of sand diversion joints (15-5), each sand diversion joint (15-5) is in butt joint connection with each sand diversion branch pipe (15-3), and a sand diversion butterfly valve (15-4) is arranged between the sand diversion joints and the sand diversion branch pipes.
5. The remote mortar-carrying sand bag filling construction system according to claim 4, wherein: and a release valve is also arranged on the sand blowing main pipe (14).
6. The remote mortar-carrying sand bag filling construction system according to claim 5, wherein: the end part of the water supply pipeline (2) is also provided with a filter (1).
CN201811114325.7A 2018-09-25 2018-09-25 Remote mortar conveying and filling sand bag construction system Active CN109162248B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811114325.7A CN109162248B (en) 2018-09-25 2018-09-25 Remote mortar conveying and filling sand bag construction system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811114325.7A CN109162248B (en) 2018-09-25 2018-09-25 Remote mortar conveying and filling sand bag construction system

Publications (2)

Publication Number Publication Date
CN109162248A CN109162248A (en) 2019-01-08
CN109162248B true CN109162248B (en) 2023-12-19

Family

ID=64880209

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811114325.7A Active CN109162248B (en) 2018-09-25 2018-09-25 Remote mortar conveying and filling sand bag construction system

Country Status (1)

Country Link
CN (1) CN109162248B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111578011A (en) * 2020-05-19 2020-08-25 中交天航南方交通建设有限公司 Pipeline sand blowing backfilling device

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10237840A (en) * 1996-12-26 1998-09-08 Toa Harbor Works Co Ltd Method for filling sandbag mat with sand
JP2005325530A (en) * 2004-05-12 2005-11-24 Ashimori Ind Co Ltd Sandbag forming bag body, sandbag forming method and sandbag
CN102747731A (en) * 2011-04-19 2012-10-24 中交上海航道局有限公司 Bagged sand filling platform combination and construction method thereof
CN105804103A (en) * 2016-05-23 2016-07-27 天津大学 Cofferdam sand bag blowing and filling flow dividing controller and using method thereof
CN206784467U (en) * 2017-03-23 2017-12-22 中交天航滨海环保浚航工程有限公司 A kind of standby sand current divider for dredging mud pipeline
CN206784475U (en) * 2017-05-24 2017-12-22 中交天航滨海环保浚航工程有限公司 A kind of standby sand device device for dredging mud pipeline
CN107642065A (en) * 2017-10-11 2018-01-30 中交天航滨海环保浚航工程有限公司 A kind of dredging and reclamation fills sand pocket construction technology
CN207452978U (en) * 2017-10-11 2018-06-05 中交天航滨海环保浚航工程有限公司 A kind of dredging and reclamation fills the pipe-line system of sand pocket
CN209144742U (en) * 2018-09-25 2019-07-23 中交天航滨海环保浚航工程有限公司 A kind of long-distance sand transport slurry placement sand pocket construction system

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10237840A (en) * 1996-12-26 1998-09-08 Toa Harbor Works Co Ltd Method for filling sandbag mat with sand
JP2005325530A (en) * 2004-05-12 2005-11-24 Ashimori Ind Co Ltd Sandbag forming bag body, sandbag forming method and sandbag
CN102747731A (en) * 2011-04-19 2012-10-24 中交上海航道局有限公司 Bagged sand filling platform combination and construction method thereof
CN105804103A (en) * 2016-05-23 2016-07-27 天津大学 Cofferdam sand bag blowing and filling flow dividing controller and using method thereof
CN206784467U (en) * 2017-03-23 2017-12-22 中交天航滨海环保浚航工程有限公司 A kind of standby sand current divider for dredging mud pipeline
CN206784475U (en) * 2017-05-24 2017-12-22 中交天航滨海环保浚航工程有限公司 A kind of standby sand device device for dredging mud pipeline
CN107642065A (en) * 2017-10-11 2018-01-30 中交天航滨海环保浚航工程有限公司 A kind of dredging and reclamation fills sand pocket construction technology
CN207452978U (en) * 2017-10-11 2018-06-05 中交天航滨海环保浚航工程有限公司 A kind of dredging and reclamation fills the pipe-line system of sand pocket
CN209144742U (en) * 2018-09-25 2019-07-23 中交天航滨海环保浚航工程有限公司 A kind of long-distance sand transport slurry placement sand pocket construction system

Also Published As

Publication number Publication date
CN109162248A (en) 2019-01-08

Similar Documents

Publication Publication Date Title
CN109162248B (en) Remote mortar conveying and filling sand bag construction system
CN103334732A (en) Double-discharging high pressure pipe manifold for fracturing
CN209144742U (en) A kind of long-distance sand transport slurry placement sand pocket construction system
CN209798867U (en) Pipeline system for dredging layered hydraulic fill
CN201763377U (en) Gas and water extraction device and system
CN101173734B (en) Discharge aiding method for pipe-line transportation
CN107642065B (en) construction process for dredging, blowing and filling sand bags
CN211501115U (en) A pressure device for long-range patching machine
CN201437584U (en) Full-closed and pollution spreading preventive device special for environmental protection dredging and reclamation
CN202401497U (en) Underwater sludge discharge device
CN210035075U (en) Novel combined type high-pressure manifold
JP2013151845A (en) Dredging pump device
CN209302255U (en) A kind of dredging exhaust apparatus in heavy silt pond
CN203594432U (en) Dual-discharge high-pressure pipe manifold for fracturing
CN109695442B (en) Spiral fracturing fluid hybrid system of antithetical couplet formula
CN107915055B (en) Sand conveying system
CN202690545U (en) Injection pump for hydraulically conveying silt
CN209654324U (en) A kind of jet stream siphon sand discharge head
CN218467658U (en) Uninterrupted grouting secondary mixing drum and inter-pump slurry suction manifold arrangement system
CN217108705U (en) Air-entrapping direction switching device for dredging sludge discharge pipe
CN218079457U (en) Underground portable slurry pipeline dredging device
CN214170752U (en) Multi-pump parallel device
CN216110848U (en) Device for filling paste into pipeline
CN215252678U (en) Lead buffering channel and a transport main canal of brine
CN214366021U (en) Oil drilling fracturing rapid oiling purifying equipment

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
CB02 Change of applicant information
CB02 Change of applicant information

Address after: Room 346, Chentang technology incubator, 17 Yujiang Road, Hexi District, Tianjin, 300221

Applicant after: CCCC (Tianjin) Dredging Engineering Co.,Ltd.

Address before: Tianhang building, No.1, Zhongxin Road, Tanggu District, Binhai New Area, Tianjin 300450

Applicant before: CCCC-TDC BINHAI ENVIRONMENTAL CHANNEL DREDGING Co.,Ltd.

GR01 Patent grant
GR01 Patent grant