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CN-117107771-B - Basement outer wall plugging grouting reinforcement method and drilling grouting equipment

CN117107771BCN 117107771 BCN117107771 BCN 117107771BCN-117107771-B

Abstract

The application relates to the field of wall leakage repairing, in particular to a basement exterior wall leakage stopping grouting reinforcement method, which specifically comprises the following steps of cleaning the inner side surface of a wall; the method comprises the steps of forming a plurality of rows of grouting holes on the inner side surface of a wall body, forming one grouting hole on the upper side and the lower side of a horizontal joint through drilling, forming a plurality of grout outlet holes on the inner side surface of the wall body through drilling, forming one grout outlet hole on the two sides of each row of grouting holes at the horizontal joint, tightly inserting grouting pipes into the grouting holes to inject grout, tightly inserting the grouting pipes into the grouting holes until grout flows out of the grouting pipes, stopping grouting, and plugging the grouting pipes and the grouting pipes, so that the grout can be fully filled between the two grouting holes when the grout flows into the grouting pipes and flows out, and controlling grouting progress.

Inventors

  • WU YONGZHI
  • XIONG YONGQIANG
  • ZHANG XIONG
  • YU QINGCHUN
  • SHEN QI
  • ZHOU MENGWEN

Assignees

  • 浙江新中源建设有限公司

Dates

Publication Date
20260508
Application Date
20230830

Claims (9)

  1. 1. A drilling grouting device is characterized by comprising a grouting pipe (1), a grouting pipe (2), a machine base (3), a vertical piece (4) connected to the machine base (3) in a sliding mode, two grouting perforating machines (5) connected to the vertical piece (4) in a sliding mode and used for forming a row of grouting holes, a grouting perforating machine (51) used for forming the two grouting holes, a pushing electric cylinder (59) which is arranged on the vertical piece (4) and can drive the grouting perforating machines (5) and the grouting perforating machines (51) to be close to a wall body, a grouting intubation device (52) which is arranged on the vertical piece (4) and used for inserting the grouting pipe (1) into the grouting holes, and a grouting intubation device (53) which is arranged on the machine base (3) and used for inserting the grouting pipe (2) into the grouting holes, and a grouting pump (54) which is used for feeding slurry into the grouting pipe (1).
  2. 2. The drilling and grouting equipment according to claim 1, wherein the vertical piece (4) comprises a cross piece (55) fixedly connected to the base (3), two upper and lower blocks (56) and two left and right blocks (57) rotatably connected to the cross piece (55), and a transposition cylinder (58) which is arranged on the cross piece (55) and drives the upper and lower blocks (56) and the left and right blocks (57) to rotate, the upper and lower blocks (56) are arranged at opposite ends in a one-to-one correspondence manner to provide for the grouting puncher (5) and the grouting pipe inserting device (52), and the left and right blocks (57) are arranged at opposite ends in a one-to-one correspondence manner to provide for the grout outlet puncher (51) and the grout outlet pipe inserting device (53).
  3. 3. The drilling and grouting equipment according to claim 2, wherein the grouting pipe inserting device (52) comprises a grouting slide pipe (44) connected with the upper block (56) and the lower block in a sliding mode, a threaded pipe (45) connected with the grouting slide pipe (44) in a rotating mode and connected with the inner wall of the grouting pipe (1) in a threaded mode, a guide rod (46) fixedly connected with the grouting slide pipe (44) and inserted into the end face of the grouting pipe (1), and a threaded pipe motor (47) arranged on the grouting slide pipe (44) and driving the threaded pipe (45) to rotate.
  4. 4. A drilling grouting device according to claim 3, wherein the grouting slide (44) comprises a sleeve (37) for arranging a threaded pipe (45), a guide rod (46) and a threaded pipe motor (47), a cannula (38) inserted into and communicated with the sleeve (37) for passing slurry, a moving pipe (39) communicated with one end of the cannula (38) far away from the sleeve (37) and connected with an upper block (56) and a lower block (56) in a sliding manner, a sleeve spring (21) for forcing the sleeve (37) to be close to the moving pipe (39) is arranged between the sleeve (37) and the moving pipe (39), and a pipe ring (22) capable of being abutted against the end face of the sleeve (37) towards the moving pipe (39) is fixedly connected with the sleeve (38).
  5. 5. A drilling and grouting equipment according to claim 3, wherein one end of the threaded pipe (45) exposed out of the grouting pipe (1) is coaxially and fixedly connected with a pipe gear (23), and an output shaft of the threaded pipe motor (47) is coaxially and fixedly connected with a motor gear (25) meshed with the pipe gear (23).
  6. 6. The drilling grouting equipment according to claim 2, wherein the grouting insertion device (53) comprises a grouting slide pipe (48) which is connected with the left block (57) and the right block (57) in a sliding manner, and an inserting rod (49) which is fixedly connected with the grouting slide pipe (48) and is inserted into the end face of the grouting pipe (2), and a pipe port (31) for the grout to flow out is formed at the bottom of the grouting slide pipe (48).
  7. 7. A drilling grouting device according to claim 3 or 6, wherein the power rod of the pushing electric cylinder (59) is fixedly connected with a synchronizing piece (41), the synchronizing piece (41) is detachably connected with an upper pushing rod (42) and a lower pushing rod (42) corresponding to two upper and lower blocks (56) and a left pushing rod (43) corresponding to two left and right blocks (57), the upper pushing rod (42) and the lower pushing rod (43) are slidably connected with a cross piece (55), the upper pushing rod (42) and the lower pushing rod (42) can drive a grouting punch (5) or a grouting slide tube (44) to move, and the left pushing rod (43) and the right pushing rod (43) can drive a grouting punch (51) or a grouting slide tube (48) to move.
  8. 8. The drilling grouting equipment according to claim 7, wherein the grouting punch (5), the grouting slide pipe (44), the grouting punch (51) and the grouting slide pipe (48) are fixedly connected with side blocks (32) on the sides, the upper push rod (42) and the lower push rod (43) are correspondingly inserted into the side blocks (32), the side blocks (32) are internally and slidably connected with inserting columns (33) which can be inserted into the upper push rod (42) and the lower push rod (42) or the left push rod (43), one ends of the inserting columns (33) facing the upper push rod (42) and the lower push rod (42) or the left push rod (43) are fixedly connected with hemispheres (24) which are inserted into the upper push rod (42) and the lower push rod (42) or the left push rod (43), and block springs (34) which push the inserting columns (42) move towards the upper push rod (43) and the left push rod (43) are arranged in the side blocks (32).
  9. 9. The drilling grouting equipment according to claim 8, wherein one end of the plugging column (33) close to the block inner spring (34) is fixedly connected with an inner inclined wedge (35), and the cross piece (55) is fixedly connected with an outer inclined wedge (36) which can be plugged into the side block (32) and can be abutted against the inner inclined wedge (35) so that only the hemisphere (24) is positioned in the upper pushing rod, the lower pushing rod or the left pushing rod and the right pushing rod (43).

Description

Basement outer wall plugging grouting reinforcement method and drilling grouting equipment Technical Field The application relates to the field of wall leakage repairing, in particular to a basement exterior wall leakage stopping grouting reinforcement method and drilling grouting equipment. Background The assembled shear wall can prefabricate a wall body in a factory firstly, then transport the wall body to the site for installation, construction time of a building can be saved, the installation of the shear wall is generally carried out through corresponding sleeving of a sleeve pre-embedded at the bottom of the prefabricated shear wall and a dowel pre-embedded in a cast-in-situ wall root, a horizontal joint is formed between the bottom of the prefabricated shear wall and the cast-in-situ wall root, then sleeve grouting is carried out, so that the installation and fixation of the prefabricated shear wall are realized, and the situation that water seepage is easy to occur to the horizontal joint due to the fact that the peripheral soil pressure and the water pressure are faced to an outer wall in a basement is needed, so that the basement wall body is required to be blocked in time. According to the existing construction method for plugging, grouting and reinforcing the basement outer wall construction joint with the publication number of CN111809670A, holes are punched at the water leakage position of the basement outer wall to form a plurality of rows of grouting holes, and then grout prepared by corresponding grouting materials is injected into the grouting holes under a certain pressure, so that a consolidation area is formed on one side of the outer surface of the basement outer wall, and then the effect of blocking the groundwater from leaking through the bottom of the wall is achieved. With respect to the related art, whether grouting is completed at the outer side of the outer wall of the basement cannot be directly observed, but is indirectly known through pressure readings on a grouting pressure gauge, whether the outer side of the outer wall is located in an area between two adjacent rows of grouting holes is difficult to know whether grouting is full of slurry, and grouting progress is difficult to effectively obtain. Disclosure of Invention In order to more effectively control grouting progress, the application provides a basement outer wall plugging grouting reinforcement method and drilling grouting equipment. The application provides a basement exterior wall plugging grouting reinforcement method which adopts the following technical scheme. The plugging, grouting and reinforcing method for the basement outer wall specifically comprises the following steps. Step 1, cleaning the inner side surface of a wall body; Step 2, drilling holes on the inner side surface of the wall body to form a plurality of rows of grouting holes, wherein each row of grouting holes is positioned at the upper side and the lower side of the horizontal joint; step 3, drilling holes on the inner side surface of the wall body to form a plurality of grout outlet holes, wherein the grout outlet holes are arranged at the horizontal joints, and one grout outlet hole is arranged at two sides of each row of grout outlet holes; step4, tightly inserting the grouting pipe into the grouting hole to inject grout, tightly inserting the grout outlet pipe into the grout outlet hole, and stopping grouting until the grout in the grout outlet pipe flows out; and 5, plugging the grouting pipe and the grout outlet pipe. Through adopting above-mentioned technical scheme, set up at every row of grouting hole both sides certain distance department go out the thick liquid hole for when the wall body outside is located the region that corresponds between two thick liquid holes and is full of thick liquid, go out the thick liquid hole and just have thick liquid outflow, otherwise thick liquid can not follow out the thick liquid hole, so that carry out better accuse to the wall body outside grout progress, can ensure that the grout is abundant, also can play certain promotion effect to the grout quality. The application also provides drilling grouting equipment which adopts the following technical scheme. A drilling grouting device is used according to the basement outer wall plugging grouting reinforcement method, and comprises a base, a vertical piece, two grouting punchers, a slurry outlet puncher, a pushing electric cylinder, a grouting intubation device and a slurry outlet intubation device, wherein the vertical piece is connected to the base in a sliding mode, the two grouting punchers are connected to the vertical piece in a sliding mode and are used for forming a row of grouting holes, the slurry outlet puncher is used for forming two slurry outlet holes, the pushing electric cylinder is arranged on the vertical piece and can drive the grouting puncher and the slurry outlet puncher to be close to a wall body, the grouting intubation devic