US20200256027A1 - Composite slotting equipment combined static pressure and vibration of polymer anti-seepage wall and using method thereof - Google Patents
Composite slotting equipment combined static pressure and vibration of polymer anti-seepage wall and using method thereof Download PDFInfo
- Publication number
- US20200256027A1 US20200256027A1 US16/861,211 US202016861211A US2020256027A1 US 20200256027 A1 US20200256027 A1 US 20200256027A1 US 202016861211 A US202016861211 A US 202016861211A US 2020256027 A1 US2020256027 A1 US 2020256027A1
- Authority
- US
- United States
- Prior art keywords
- slotting
- hydraulic cylinder
- rod
- pressing
- static pressure
- 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.)
- Abandoned
Links
- 229920000642 polymer Polymers 0.000 title claims abstract description 30
- 230000003068 static effect Effects 0.000 title claims abstract description 27
- 239000002131 composite material Substances 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims abstract description 15
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 239000003921 oil Substances 0.000 claims description 37
- 239000010720 hydraulic oil Substances 0.000 claims description 28
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 24
- 239000002689 soil Substances 0.000 claims description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 238000004891 communication Methods 0.000 claims description 8
- 230000005484 gravity Effects 0.000 claims description 2
- 230000008569 process Effects 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
- 239000004568 cement Substances 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000002861 polymer material Substances 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 229920013730 reactive polymer Polymers 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/02—Handling of bulk concrete specially for foundation or hydraulic engineering purposes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B1/00—Dumping solid waste
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B1/00—Dumping solid waste
- B09B1/006—Shafts or wells in waste dumps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B1/00—Dumping solid waste
- B09B1/008—Subterranean disposal, e.g. in boreholes or subsurface fractures
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/64—Jibs
- B66C23/70—Jibs constructed of sections adapted to be assembled to form jibs or various lengths
- B66C23/701—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
- B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
- B66F3/25—Constructional features
- B66F3/26—Adaptations or arrangements of pistons
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D19/00—Keeping dry foundation sites or other areas in the ground
- E02D19/06—Restraining of underground water
- E02D19/12—Restraining of underground water by damming or interrupting the passage of underground water
- E02D19/16—Restraining of underground water by damming or interrupting the passage of underground water by placing or applying sealing substances
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
- E02D3/02—Improving by compacting
- E02D3/046—Improving by compacting by tamping or vibrating, e.g. with auxiliary watering of the soil
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/002—Ground foundation measures for protecting the soil or subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/006—Sealing of existing landfills, e.g. using mining techniques
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/02—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/02—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
- E02F5/10—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches with arrangements for reinforcing trenches or ditches; with arrangements for making or assembling conduits or for laying conduits or cables
- E02F5/102—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches with arrangements for reinforcing trenches or ditches; with arrangements for making or assembling conduits or for laying conduits or cables operatively associated with mole-ploughs, coulters
- E02F5/103—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches with arrangements for reinforcing trenches or ditches; with arrangements for making or assembling conduits or for laying conduits or cables operatively associated with mole-ploughs, coulters with oscillating or vibrating digging tools
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/02—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
- E02F5/14—Component parts for trench excavators, e.g. indicating devices travelling gear chassis, supports, skids
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/02—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
- E02F5/14—Component parts for trench excavators, e.g. indicating devices travelling gear chassis, supports, skids
- E02F5/145—Component parts for trench excavators, e.g. indicating devices travelling gear chassis, supports, skids control and indicating devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/16—Characterised by the construction of the motor unit of the straight-cylinder type of the telescopic type
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/003—Injection of material
Definitions
- the present invention relates to fields of seepage prevention and seepage isolation of infrastructures including water conservancy, buildings, landfills, etc., and more particularly it presents a pressing-pulling device, a composite slotting equipment combined static pressure and vibration of a polymer anti-seepage wall and a using method thereof.
- the two-component polyurethane polymer grouting materials with the self-expanding property and the corresponding high-pressure injection technology thereof are developing rapidly all over the world, and they have become one of the hot topics in the field of chemical grouting. They have been widely used in reinforcement and seepage prevention of infrastructures of transportation, water conservancy, mines, buildings and so on.
- the nature of this method is to inject the two-component polymer material into fractures (pores) of the rock mass and by virtue of the characteristics of rapid expansion and solidification of the polymer material after chemical reaction, the rock fractures can be filled, and thus the goal of filling the gap, sealing the leakage channel and preventing and controlling the water damage can be achieved.
- the application of the polymer curtain grouting technology in the water conservancy includes building the continuous ultra-thin anti-seepage wall of the body or foundation of the earth dam. Its implementation process are as the follows: according to the design requirements of the dam seepage prevention, pressing the special two-winged drilling tool into the soil with a static pressure equipment to form a series of V-shaped grouting holes at the predetermined distance along the axial direction of the dam, and the wing ends of adjacent V-shaped grouting holes should overlap with each other to form a continuous W-shaped hole; injecting the two-component non-aqueous reactive polymer slurry into each grouting hole, wherein the polymer prepolymer reacts and rapidly expands to fill the grouting holes and solidifies, thereby forming a series of ultra-thin curtain sheets, and each adjacent sheet is connected to each other at both ends to form a continuous polymer anti-seepage curtain.
- the slotting equipment of the conventional cement anti-seepage wall technology can only build wide slots.
- the thickness of the concrete anti-seepage walls is generally greater than 20 cm.
- the operation of the Equipment is complicated and accuracy is difficult to control.
- the slurry protective wall is needed during the construction of the concrete anti-seepage wall in the body of the earth dam. If the rise speed of the concrete surface in the holes cannot be well controlled, the dam body will crack.
- an object of the present invention is to provide a pressing-pulling device, and a composite slotting equipment combined static pressure and vibration of a polymer anti-seepage wall and a using method thereof.
- the whole system is highly integrated and easy to operate, making the construction process convenient.
- This invention can be used to solve the slotting problem when constructing the polymer anti-seepage walls.
- the present invention provides:
- a pressing-pulling device comprising: a pressing-pulling bracket ( 26 ), on which slotting oil cylinders ( 23 ) are symmetrically and vertically installed; wherein a piston rod of the slotting oil cylinders ( 23 ) faces down; a bottom end of the piston rod is connected to a connecting plate ( 25 ) with a through-hole in a center; a continuous lifting mechanism ( 9 ) is installed in a middle of the pressing-pulling bracket ( 26 ), and a slotting rod ( 8 ) is vertically inserted into the continuous lifting mechanism ( 9 ); a lifting ring ( 6 ) is installed at a top end of the slotting rod ( 8 ); a bottom end of the slotting rod ( 8 ) extends down through the through-hole to connect to a slotting cutter ( 19 ); a locking device ( 24 ) is fixed on the connecting plate ( 25 ) near the through-hole for fixing the slotting rod ( 8 ).
- the locking device ( 24 ) is an annular locking iron ring and is made of two half rings a left half iron ring and a right half iron ring; both of the two half rings are installed in the through-hole and are sleeved on the slotting rod ( 8 ); a clamping hydraulic cylinder is fixedly connected to a middle of an external sidewall of the left half iron ring and right half iron ring, respectively, and the clamping hydraulic cylinder is embedded in the connecting plate ( 25 ); the clamping hydraulic cylinder drives the left half iron ring and the right half iron ring to clamp the slotting rod ( 8 ).
- the continuous lifting mechanism ( 9 ) comprises a hydraulic cylinder I ( 903 ) and a hydraulic cylinder II ( 904 ) arranged up and down; a piston of the hydraulic cylinder I ( 903 ) faces up, and an automatic jaw I ( 905 ) which extends along a radial direction of the piston of the hydraulic cylinder I ( 903 ) is installed on the piston of the hydraulic cylinder I ( 903 ); a piston of the hydraulic cylinder II ( 904 ) faces up, and an automatic jaw II ( 906 ) which extends along a radial direction of the piston of the hydraulic cylinder II ( 904 ) is installed on the piston of the hydraulic cylinder II ( 904 ); jaws are mounted at extended ends of the automatic jaw I ( 905 ) and the automatic jaw II ( 906 ), and the slotting rod ( 8 ) passes through the automatic jaw I ( 905 ) and the automatic jaw II ( 906 ) in sequence;
- side faces of bottom ends of chambers of the hydraulic cylinder I ( 903 ) and the hydraulic cylinder I ( 904 ) are respectively connected to one ends of a hydraulic oil pipe I ( 908 ) and a hydraulic oil pipe II ( 909 ); the other ends of the hydraulic oil pipe I ( 908 ) and the hydraulic oil pipe II ( 909 ) are connected to an oil supply mechanism; a side face of a top end of the chamber of the hydraulic cylinder I ( 903 ) is connected to a top end of a communication oil pipe ( 907 ), and a bottom end of the communication oil pipe ( 907 ) is connected to a side face of a top end of the chamber of the hydraulic oil cylinder II ( 904 ); a limit switch I ( 901 ) is arranged above the hydraulic cylinder I ( 903 ) and a limit switch II ( 902 ) is arranged above the hydraulic cylinder II ( 904 ).
- the continuous lifting mechanism ( 9 ) contains a PLC I, wherein the PLC I is electrically connected to the limit switch I ( 901 ), the limit switch II ( 902 ), the automatic jaw I ( 905 ), the automatic jaw II ( 906 ) and the oil supply mechanism respectively.
- the present invention also provides a composite slotting equipment combined static pressure and vibration of a polymer anti-seepage wall, comprising: a pressing-pulling device with a vibrator ( 20 ) installed on a bottom end face of a connecting plate ( 25 ).
- the composite slotting equipment combined static pressure and vibration of the polymer anti-seepage wall further comprises a body ( 22 ), wherein the pressing-pulling device is installed in a center of the body ( 22 ); a rotating base ( 5 ) is installed on one side of the body ( 22 ), and a hoist ( 1 ) is installed on the rotating base ( 5 ); the hoist ( 1 ) is connected to a hanging arm ( 3 ); a telescopic lifting arm ( 4 ) is hinged to the rotating base ( 5 ), and an end of a telescopic rod of the telescopic lifting arm ( 4 ) is hinged to the hanging arm ( 3 ); a roller is installed on a top end of the hanging arm ( 3 ); a steel wire rope ( 2 ) is wound on the hoist ( 1 ), and one end of the steel wire rope ( 2 ) hangs down around the roller and is connected with a hook ( 7 ); the hook ( 7 ) and the slotting rod ( 8 ) are vertically coaxial.
- a control system ( 11 ), an electromechanical integrated box ( 12 ), an operating platform ( 16 ) and a power pump station ( 14 ) are installed on the other side of the body ( 22 ); a pushing-pulling control area, a walking control area, a hoisting control area, a power switch and an emergency stop switch are arranged on an operating panel of the control system ( 11 ).
- An electronic level ( 27 ) is installed in a center of the connecting plate ( 25 ).
- a counterweight ( 10 ) is mounted on the body ( 22 ), and legs ( 17 ) are symmetrically mounted on two sides of the body ( 22 ); the legs ( 17 ) extend downwardly along the body ( 22 ), and walking frames are installed inside extended ends of the legs ( 17 ); driving gears ( 21 ) are installed on two sides of the walking frames; the driving gears ( 21 ) are connected to the electromechanical integrated box ( 12 ) and are externally connected to tracks ( 18 ).
- the present invention also provides a using method of a composite slotting equipment combined static pressure and vibration of a polymer anti-seepage wall, comprising steps of:
- V turning on a leveling button on the control system ( 11 ) for adjusting lengths of legs ( 17 ), so that levelness of the composite slotting equipment combined static pressure and vibration of the polymer anti-seepage wall is adjusted to level;
- the slots built with the method presented in this invention are with thickness of 2-5 cm, and thus thin slots can be built in the dam body. Furthermore, the slotting process is conducted in a dry environment and it does not require the use of slurry protective wall; this invention brings no damage to the dam body caused by excessive slotting, and to conventional cement anti-seepage wall slurry protective walls or other water damages.
- connection between the adjacent wall sections or piles of the conventional cement anti-seepage walls is a difficulty in the traditional anti-seepage wall construction technology and the connection interfaces are usually designed as flat.
- the overlaps side columns with sleeve holes was used, which works effective to solves the problems of the loose connection of conventional anti-seepage walls and leakage.
- the present invention adopts the integrated walking frames, on which the driving gears are respectively installed on each side.
- the driving gears are connected to a driving motor and tare externally connected to the tracks.
- the present invention can be used in various working conditions.
- the pressing-pulling device of the present invention integrates the electronic level and adopts angle and graphic digital display, wherein the measurement is accurate, fast and reliable.
- Four azimuth icons indicate the measurement angle (X/Y axis), and a sound prompt is provided at 0-90° or specified angles.
- X/Y axis is synchronously measured with a resolution as high as 0.1° and the highest accuracy of ⁇ 0.05°, so as to be stable and accurate during slotting.
- the device of the present invention integrates static pressure and vibration together to adapt to complicated soil conditions and integrates a hoisting system, the pressure-pulling device and the control system to achieve a high degree of integration, and it is easy to operate and makes the construction process to be easier, showing a broad market prospects.
- FIG. 1 is a structural view of the present invention
- FIG. 2 is a structural view of a pressing-pulling device
- FIG. 3 is a structural view of a control panel
- FIG. 4 is a structural view of a continuous lifting mechanism.
- 901 limit switch I
- 902 limit switch II
- 903 hydraulic cylinder I
- 904 hydroaulic cylinder IL
- 905 automatic jaw I
- 906 automatic jaw II
- 907 communication oil pipe
- 908 hydroaulic oil pipe I
- 909 hydraulic oil pipe II.
- a pressing-pulling device comprising: a pressing-pulling bracket 26 , wherein two or four slotting oil cylinders 23 are symmetrically and vertically mounted on the pressing-pulling bracket 26 , and a piston rod of each of the slotting oil cylinders 23 faces downwardly; a bottom end of the piston rod is connected to a connecting plate 25 , and a through hole is provided in a middle of the connecting plate 25 ; a continuous lifting mechanism 9 is installed in a middle of the pressing-pulling bracket 26 , and a slotting rod 8 is vertically inserted into the continuous lifting mechanism 9 , wherein a diameter of the through hole is larger than a radial size of the slotting rod 8 ; a lifting ring 6 is installed at a top end of the slotting rod 8 ; a bottom end of the slotting rod 8 extends downwardly through the through hole to connect to a slotting cutter 19 , wherein the slotting cutter 19 is connected to the bottom end of the slotting rod 8 through
- the locking device 24 is an annular locking iron ring, which is divided into a left half iron ring (not labeled in the drawings) and a right half iron ring (not labeled in the drawings), both installed in the through-hole and sleeved on the slotting rod 8 ; a clamping hydraulic cylinder (not labeled in the drawings) is fixedly connected to a middle of an external sidewall of the left half iron ring and right half iron ring respectively, and the clamping hydraulic cylinder is embedded in the connecting plate 25 ; the clamping hydraulic cylinder drives the left half iron ring and the right half iron ring to clamp the slotting rod 8 .
- the annular locking iron ring is customized according to a diameter of the slotting rod 8 , wherein an internal diameter of the annular locking iron ring is slightly larger than the diameter of the slotting rod 8 .
- the continuous lifting mechanism 9 comprises a hydraulic cylinder I 903 and a hydraulic cylinder II 904 arranged up and down; a piston of the hydraulic cylinder I 903 faces upwardly, and an automatic jaw I 905 is installed on the piston of the hydraulic cylinder I 903 and extends along a radial direction of the piston of the hydraulic cylinder I 903 ; a piston of the hydraulic cylinder II 904 faces upwardly, and an automatic jaw II 906 is installed on the piston of the hydraulic cylinder II 904 and extends alone a radial direction of the piston of the hydraulic cylinder II 904 , wherein the radial direction is perpendicular to an axis of the hydraulic cylinder; jaws are mounted at extended ends of the automatic jaw I 905 and the automatic jaw II 906 , and the slotting rod 8 passes through the jaws of the automatic jaw I 905 and the automatic jaw II 906 in sequence; the automatic jaws are customized and produced according to the diameter of the slotting rod 8 , which is well-
- the continuous lifting mechanism 9 further comprises a PLC I, wherein the PLC I is electrically connected to the limit switch I 901 , the limit switch II 902 , the automatic jaw I 905 , the automatic jaw II 906 and the oil supply mechanism respectively.
- the PLC I is connected to the control system 11 through a line.
- the control system 11 is well-known in the art and will not be further described here.
- the present invention also provides a composite slotting equipment combined static pressure and vibration of a polymer anti-seepage wall as shown in FIG. 1 , comprising: a pressing-pulling device with two symmetrically arranged vibrators 20 installed on a bottom end face of a connecting plate 25 .
- the composite slotting equipment combined static pressure and vibration of the polymer anti-seepage wall further comprises a body 22 , wherein the pressing-pulling device is installed in a middle of the body 22 ; a rotating base 5 is installed on one side of the body 22 , and a hoist 1 is installed on the rotating base 5 ; the hoist 1 is connected to a hanging arm 3 ; a telescopic lifting arm 4 is hinged to the rotating base 5 , and an end of a telescopic rod of the telescopic lifting arm 4 is hinged to the hanging arm 3 ; a roller (not labeled in the drawings) is installed on a top end of the hanging arm 3 ; a steel wire rope 2 is wound on the hoist 1 , and an end of the steel wire rope 2 naturally hangs down around the roller and is connected with a hook 7 ; the hook 7 and the slotting rod 8 are vertically coaxial.
- a control system 11 an electromechanical integrated box 12 , an operating platform 16 and a power pump station 14 are installed on the other side of the body 22 ; the power pump station 14 provides power for the electromechanical integrated box 12 , and the electromechanical integrated box is also connected to an external power source.
- the operating platform 16 is specially provided on the body 22 for a worker to stand on to operate the control system 11 .
- a pushing-pulling control area In order to facilitate automatic control, as shown in FIG. 3 , a pushing-pulling control area, a walking control area, a hoisting control area, a power switch and an emergency stop switch are arranged on an operating panel of the control system 11 .
- the pushing-pulling control area comprises clamp, loose, lift, push-down, vibration on, vibration off, continuous pull on, continuous pull off, leveling on and leveling off buttons for controlling the pressing-pulling device and the electronic level, wherein the clamp and loose buttons are used to control the locking device 24 , the vibration on and off buttons are used to control the vibrator 20 , the continuous pull on and off buttons are used to control the continuous lifting mechanism 9 , and the leveling on and off buttons are used to control the electronic level 27 .
- the hoisting control area comprises lift, lower, left, right, up and down buttons for controlling the hoist 1 .
- the walking control area comprises left forward, right forward, left backward, right backward, forward and backward buttons for controlling walking of the whole equipment, as shown in FIG. 3 in detail.
- an electronic level 27 is installed in the middle of the connecting plate 25 , which is a two-axis column electronic level and well-known in the art.
- the electronic level 27 adopts angle and graphic digital display, wherein measurement is accurate, fast and reliable.
- Four azimuth icons indicate the measurement angle (X/Y axis), and a sound prompt is provided at 0-90° or specified angles.
- a measuring range of the two-axis column electronic level is 0-90°.
- X/Y axis is synchronously measured with a resolution as high as 0.1° and the highest accuracy of ⁇ 0.050.
- a counterweight 10 is mounted on the body 22 , and legs 17 are symmetrically mounted on two sides of the body 22 by screw threads, wherein a height of the body 22 can be adjusted by manually turning the legs 17 , so as to adjust the level; the legs 17 extend downwardly along the body 22 , and walking frames 28 are installed inside extended ends of the legs 17 ; driving gears 21 are installed on two sides of the walking frames; the driving gears 21 are connected to the electromechanical integrated box 12 , and are externally connected to tracks 18 .
- the left forward, right forward, left backward, right backward, forward and backward buttons of the walking control area walking of the entire equipment can be controlled.
- a working process of pressing the slotting cutter 19 to a predetermined depth in soil is as follows: by operating the clamp button, piston rods the clamping hydraulic cylinders are driven by the two horizontal arranged clamping hydraulic cylinders, and simultaneously drive the left and right half iron rings to clamp the slotting rod 8 ; meanwhile, the automatic jaws I 905 and II 906 are opened; the slotting oil cylinder 23 is used to push the connecting plate 25 , so as to press the slotting rod 8 and the slotting cutter 19 downwards, in such a manner that the sheet-shaped slotting cutter 19 cuts into the soil; when there are hard particles that cannot be cut, the vibrator 20 is turned on to drive the slotting rod 8 and the sheet-shaped slotting cutter 19 to move the hard particles, so as to form a channel and press the sheet-shaped slotting cutter 19 to a predetermined depth in the soil;
- the continuous pull button is turned on so that the oil supply mechanism continues to supply oil; when the hydraulic oil pipe II 909 continues to get oil, a piston rod of the hydraulic cylinder II 904 moves up and drives the automatic jaw II 906 to move up; when the oil quantity reaches a certain height, oil is supplied to the hydraulic cylinder I 903 through the communication oil pipe 907 , wherein a piston rod of the hydraulic cylinder I 903 drives the automatic jaw I 905 to move down; when the automatic jaw II 906 reaches the limit switch II 902 , the hydraulic oil pipe I 908 starts to supply oil, and the hydraulic oil pipe II 909 stops supplying oil, wherein the piston rod of the hydraulic oil cylinder I 903 drives the automatic jaw I 905 to move up, and the piston rod of the hydraulic oil cylinder II 904 drives the automatic jaw II 906 to move down; when the automatic jaw I 905 reaches the limit switch I 901 , the hydraulic oil pipe I 908 stops supplying oil, and the hydraulic oil
- the present invention also provides a using method of a composite slotting equipment combined static pressure and vibration of a polymer anti-seepage wall, comprising steps of:
- V operating a leveling button on the control system 11 for adjusting heights of legs 17 , so as to adjust level of the composite slotting equipment combined static pressure and vibration of the polymer anti-seepage wall;
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Civil Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Mechanical Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Agronomy & Crop Science (AREA)
- Soil Sciences (AREA)
- Geology (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Revetment (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
- Operation Control Of Excavators (AREA)
Abstract
A pressing-pulling device, a polymer anti-seepage wall static pressure vibration composite slotting equipment and a using method include: a pressing-pulling bracket, wherein slotting oil cylinders are symmetrically and vertically mounted on the pressing-pulling bracket, and a piston rod of each of the slotting oil cylinders faces downwardly, a bottom end of the piston rod is connected to a connecting plate, and a through-hole is provided in a middle of the connecting plate; a continuous lifting mechanism is installed in a middle of the pressing-pulling bracket, and a slotting rod is vertically inserted into the continuous lifting mechanism; a lifting ring is installed at a top end of the slotting rod; a bottom end of the slotting rod extends downwardly through the through-hole to connect to a slotting cutter; a locking device is fixed on the connecting plate near the through-hole for fixing the slotting rod.
Description
- The present invention claims priority under 35 U.S.C. 119(a-d) to CN 201910919001.9, filed Sep. 26, 2019.
- The present invention relates to fields of seepage prevention and seepage isolation of infrastructures including water conservancy, buildings, landfills, etc., and more particularly it presents a pressing-pulling device, a composite slotting equipment combined static pressure and vibration of a polymer anti-seepage wall and a using method thereof.
- In recent years, the two-component polyurethane polymer grouting materials with the self-expanding property and the corresponding high-pressure injection technology thereof are developing rapidly all over the world, and they have become one of the hot topics in the field of chemical grouting. They have been widely used in reinforcement and seepage prevention of infrastructures of transportation, water conservancy, mines, buildings and so on. The nature of this method is to inject the two-component polymer material into fractures (pores) of the rock mass and by virtue of the characteristics of rapid expansion and solidification of the polymer material after chemical reaction, the rock fractures can be filled, and thus the goal of filling the gap, sealing the leakage channel and preventing and controlling the water damage can be achieved.
- The application of the polymer curtain grouting technology in the water conservancy includes building the continuous ultra-thin anti-seepage wall of the body or foundation of the earth dam. Its implementation process are as the follows: according to the design requirements of the dam seepage prevention, pressing the special two-winged drilling tool into the soil with a static pressure equipment to form a series of V-shaped grouting holes at the predetermined distance along the axial direction of the dam, and the wing ends of adjacent V-shaped grouting holes should overlap with each other to form a continuous W-shaped hole; injecting the two-component non-aqueous reactive polymer slurry into each grouting hole, wherein the polymer prepolymer reacts and rapidly expands to fill the grouting holes and solidifies, thereby forming a series of ultra-thin curtain sheets, and each adjacent sheet is connected to each other at both ends to form a continuous polymer anti-seepage curtain.
- The slotting equipment of the conventional cement anti-seepage wall technology can only build wide slots. The thickness of the concrete anti-seepage walls is generally greater than 20 cm. The operation of the Equipment is complicated and accuracy is difficult to control. The slurry protective wall is needed during the construction of the concrete anti-seepage wall in the body of the earth dam. If the rise speed of the concrete surface in the holes cannot be well controlled, the dam body will crack.
- To overcome the problems mentioned above, an object of the present invention is to provide a pressing-pulling device, and a composite slotting equipment combined static pressure and vibration of a polymer anti-seepage wall and a using method thereof. The whole system is highly integrated and easy to operate, making the construction process convenient. This invention can be used to solve the slotting problem when constructing the polymer anti-seepage walls.
- Accordingly, in order to accomplish the above objects, the present invention provides:
- a pressing-pulling device, comprising: a pressing-pulling bracket (26), on which slotting oil cylinders (23) are symmetrically and vertically installed; wherein a piston rod of the slotting oil cylinders (23) faces down; a bottom end of the piston rod is connected to a connecting plate (25) with a through-hole in a center; a continuous lifting mechanism (9) is installed in a middle of the pressing-pulling bracket (26), and a slotting rod (8) is vertically inserted into the continuous lifting mechanism (9); a lifting ring (6) is installed at a top end of the slotting rod (8); a bottom end of the slotting rod (8) extends down through the through-hole to connect to a slotting cutter (19); a locking device (24) is fixed on the connecting plate (25) near the through-hole for fixing the slotting rod (8).
- The locking device (24) is an annular locking iron ring and is made of two half rings a left half iron ring and a right half iron ring; both of the two half rings are installed in the through-hole and are sleeved on the slotting rod (8); a clamping hydraulic cylinder is fixedly connected to a middle of an external sidewall of the left half iron ring and right half iron ring, respectively, and the clamping hydraulic cylinder is embedded in the connecting plate (25); the clamping hydraulic cylinder drives the left half iron ring and the right half iron ring to clamp the slotting rod (8).
- The continuous lifting mechanism (9) comprises a hydraulic cylinder I (903) and a hydraulic cylinder II (904) arranged up and down; a piston of the hydraulic cylinder I (903) faces up, and an automatic jaw I (905) which extends along a radial direction of the piston of the hydraulic cylinder I (903) is installed on the piston of the hydraulic cylinder I (903); a piston of the hydraulic cylinder II (904) faces up, and an automatic jaw II (906) which extends along a radial direction of the piston of the hydraulic cylinder II (904) is installed on the piston of the hydraulic cylinder II (904); jaws are mounted at extended ends of the automatic jaw I (905) and the automatic jaw II (906), and the slotting rod (8) passes through the automatic jaw I (905) and the automatic jaw II (906) in sequence;
- side faces of bottom ends of chambers of the hydraulic cylinder I (903) and the hydraulic cylinder I (904) are respectively connected to one ends of a hydraulic oil pipe I (908) and a hydraulic oil pipe II (909); the other ends of the hydraulic oil pipe I (908) and the hydraulic oil pipe II (909) are connected to an oil supply mechanism; a side face of a top end of the chamber of the hydraulic cylinder I (903) is connected to a top end of a communication oil pipe (907), and a bottom end of the communication oil pipe (907) is connected to a side face of a top end of the chamber of the hydraulic oil cylinder II (904); a limit switch I (901) is arranged above the hydraulic cylinder I (903) and a limit switch II (902) is arranged above the hydraulic cylinder II (904).
- The continuous lifting mechanism (9) contains a PLC I, wherein the PLC I is electrically connected to the limit switch I (901), the limit switch II (902), the automatic jaw I (905), the automatic jaw II (906) and the oil supply mechanism respectively.
- The present invention also provides a composite slotting equipment combined static pressure and vibration of a polymer anti-seepage wall, comprising: a pressing-pulling device with a vibrator (20) installed on a bottom end face of a connecting plate (25).
- The composite slotting equipment combined static pressure and vibration of the polymer anti-seepage wall further comprises a body (22), wherein the pressing-pulling device is installed in a center of the body (22); a rotating base (5) is installed on one side of the body (22), and a hoist (1) is installed on the rotating base (5); the hoist (1) is connected to a hanging arm (3); a telescopic lifting arm (4) is hinged to the rotating base (5), and an end of a telescopic rod of the telescopic lifting arm (4) is hinged to the hanging arm (3); a roller is installed on a top end of the hanging arm (3); a steel wire rope (2) is wound on the hoist (1), and one end of the steel wire rope (2) hangs down around the roller and is connected with a hook (7); the hook (7) and the slotting rod (8) are vertically coaxial.
- A control system (11), an electromechanical integrated box (12), an operating platform (16) and a power pump station (14) are installed on the other side of the body (22); a pushing-pulling control area, a walking control area, a hoisting control area, a power switch and an emergency stop switch are arranged on an operating panel of the control system (11).
- An electronic level (27) is installed in a center of the connecting plate (25).
- A counterweight (10) is mounted on the body (22), and legs (17) are symmetrically mounted on two sides of the body (22); the legs (17) extend downwardly along the body (22), and walking frames are installed inside extended ends of the legs (17); driving gears (21) are installed on two sides of the walking frames; the driving gears (21) are connected to the electromechanical integrated box (12) and are externally connected to tracks (18).
- The present invention also provides a using method of a composite slotting equipment combined static pressure and vibration of a polymer anti-seepage wall, comprising steps of:
- I, reaching a working platform of a body (22) by a ladder installed and connecting an external power source to an electromechanical integrated box (12);
- II, turning on a power switch on a control system (11) to start a power pump station (14);
- III, turning on walking control buttons on the control system (11) so that the composite slotting equipment combined static pressure and vibration of the polymer anti-seepage wall is removed to a predetermined working position;
- IV, adjusting an angle of a hanging arm (3) by moving a rotating base (5) until a hook (7) is close to a slotting rod (8); manually connecting a lifting ring (6) on the slotting rod (8) to the hook (7) at an end of a steel wire rope (2), and then lifting the slotting rod (8) by a hoist (1), through which the slotting rod (8) is inserted into a pressing-pull device and continuous to extend downward along the pressing-pulling device; since the slotting rod (8) hangs down naturally, it can be adjusted to vertical by gravity; then connecting a bottom end of the slotting rod (8) to a slotting cutter (19);
- V, turning on a leveling button on the control system (11) for adjusting lengths of legs (17), so that levelness of the composite slotting equipment combined static pressure and vibration of the polymer anti-seepage wall is adjusted to level;
- VI, turning on a push-in button and then a vibration button to press the sheet-shaped slotting cutter (19) into soil to a predetermined depth, and then turning on a pushing-pulling control button to pull the slotting cutter (19) out off the soil at a uniform speed; and
- VII, moving the composite slotting equipment combined static pressure and vibration of the polymer anti-seepage wall to a next working position and repeating the steps I-VI for slotting, so as to build anti-seepage wall slots.
- Compared with the prior art, the advantages of the present invention are as follows.
- 1. the slots built with the method presented in this invention are with thickness of 2-5 cm, and thus thin slots can be built in the dam body. Furthermore, the slotting process is conducted in a dry environment and it does not require the use of slurry protective wall; this invention brings no damage to the dam body caused by excessive slotting, and to conventional cement anti-seepage wall slurry protective walls or other water damages.
- 2. the connection between the adjacent wall sections or piles of the conventional cement anti-seepage walls is a difficulty in the traditional anti-seepage wall construction technology and the connection interfaces are usually designed as flat. In the present invention, the overlaps side columns with sleeve holes was used, which works effective to solves the problems of the loose connection of conventional anti-seepage walls and leakage.
- 3. The present invention adopts the integrated walking frames, on which the driving gears are respectively installed on each side. The driving gears are connected to a driving motor and tare externally connected to the tracks. Compared with the walking-pedrail and manual movement of the conventional slotting equipment, the present invention can be used in various working conditions.
- 4. Furthermore, the pressing-pulling device of the present invention integrates the electronic level and adopts angle and graphic digital display, wherein the measurement is accurate, fast and reliable. Four azimuth icons indicate the measurement angle (X/Y axis), and a sound prompt is provided at 0-90° or specified angles. X/Y axis is synchronously measured with a resolution as high as 0.1° and the highest accuracy of ±0.05°, so as to be stable and accurate during slotting.
- 5. The device of the present invention integrates static pressure and vibration together to adapt to complicated soil conditions and integrates a hoisting system, the pressure-pulling device and the control system to achieve a high degree of integration, and it is easy to operate and makes the construction process to be easier, showing a broad market prospects.
-
FIG. 1 is a structural view of the present invention; -
FIG. 2 is a structural view of a pressing-pulling device; -
FIG. 3 is a structural view of a control panel; -
FIG. 4 is a structural view of a continuous lifting mechanism. - Element reference: 1—hoist, 2—steel wire rope, 3—hanging arm, 4—telescopic lifting arm, 5—rotating base, 6—lifting ring, 7—hook, 8—slotting rod, 9—continuous lifting mechanism, 10—counterweight, 11—control system, 12—electromechanical integrated box, 13—hanging arm support, 14—power pump station, 15—ladder. 16—operating platform, 17—leg, 18—track, 19—slotting cutter, 20—vibrator, 21—driving gear, 22—body, 23—slotting oil cylinder, 24—locking device, 25—connecting plate, 26—pressing-pulling bracket, 27—electronic level, 28—walking frame;
- 901—limit switch I, 902—limit switch II, 903—hydraulic cylinder I, 904—hydraulic cylinder IL 905—automatic jaw I, 906—automatic jaw II, 907—communication oil pipe, 908—hydraulic oil pipe I, 909—hydraulic oil pipe II.
- Referring to
FIG. 2 , a pressing-pulling device is shown, comprising: a pressing-pullingbracket 26, wherein two or fourslotting oil cylinders 23 are symmetrically and vertically mounted on the pressing-pullingbracket 26, and a piston rod of each of theslotting oil cylinders 23 faces downwardly; a bottom end of the piston rod is connected to a connectingplate 25, and a through hole is provided in a middle of the connectingplate 25; acontinuous lifting mechanism 9 is installed in a middle of the pressing-pullingbracket 26, and aslotting rod 8 is vertically inserted into thecontinuous lifting mechanism 9, wherein a diameter of the through hole is larger than a radial size of theslotting rod 8; alifting ring 6 is installed at a top end of theslotting rod 8; a bottom end of theslotting rod 8 extends downwardly through the through hole to connect to aslotting cutter 19, wherein theslotting cutter 19 is connected to the bottom end of theslotting rod 8 through socket or screw thread; alocking device 24 is fixed on the connectingplate 25 near the through hole for fixing theslotting rod 8. The slottingcutter 19 is sheet-shaped as a whole, which is well-known in the art and will not be further described here. - Preferably, the locking
device 24 is an annular locking iron ring, which is divided into a left half iron ring (not labeled in the drawings) and a right half iron ring (not labeled in the drawings), both installed in the through-hole and sleeved on the slottingrod 8; a clamping hydraulic cylinder (not labeled in the drawings) is fixedly connected to a middle of an external sidewall of the left half iron ring and right half iron ring respectively, and the clamping hydraulic cylinder is embedded in the connectingplate 25; the clamping hydraulic cylinder drives the left half iron ring and the right half iron ring to clamp the slottingrod 8. The annular locking iron ring is customized according to a diameter of the slottingrod 8, wherein an internal diameter of the annular locking iron ring is slightly larger than the diameter of the slottingrod 8. - Preferably, referring to
FIG. 4 , thecontinuous lifting mechanism 9 comprises a hydraulic cylinder I 903 and a hydraulic cylinder II 904 arranged up and down; a piston of the hydraulic cylinder I 903 faces upwardly, and an automatic jaw I 905 is installed on the piston of the hydraulic cylinder I 903 and extends along a radial direction of the piston of the hydraulic cylinder I 903; a piston of the hydraulic cylinder II 904 faces upwardly, and an automatic jaw II 906 is installed on the piston of the hydraulic cylinder II 904 and extends alone a radial direction of the piston of the hydraulic cylinder II 904, wherein the radial direction is perpendicular to an axis of the hydraulic cylinder; jaws are mounted at extended ends of the automatic jaw I 905 and the automatic jaw II 906, and the slottingrod 8 passes through the jaws of the automatic jaw I 905 and the automatic jaw II 906 in sequence; the automatic jaws are customized and produced according to the diameter of the slottingrod 8, which is well-known in the art and will not be further described here. - Side faces of bottom ends of chambers of the hydraulic cylinder I 903 and the hydraulic cylinder II 904 are respectively connected to one ends of a hydraulic oil pipe I 908 and a hydraulic oil pipe II 909, wherein the chambers are conventional oil chambers of oil cylinders; the other ends of the hydraulic oil pipe I 908 and the hydraulic oil pipe II 909 is connected to an oil supply mechanism, wherein the oil supply mechanism is connected to an electromechanical
integrated box 12 and buttons in a pushing-pulling control area of a control panel through wires; the oil supply mechanism is well-known for controlling oil input and output; a side face of a top end of the chamber of the hydraulic cylinder I 903 is connected to a top end of acommunication oil pipe 907, a bottom end of thecommunication oil pipe 907 is connected to a side face of a top end of the chamber of the hydraulic oil cylinder II 904; a limit switch I 901 is arranged above the hydraulic cylinder I 903 and a limit switch II 902 is arranged above the hydraulic cylinder II 904. - Preferably, the
continuous lifting mechanism 9 further comprises a PLC I, wherein the PLC I is electrically connected to the limit switch I 901, the limit switch II 902, the automatic jaw I 905, the automatic jaw II 906 and the oil supply mechanism respectively. The PLC I is connected to thecontrol system 11 through a line. Thecontrol system 11 is well-known in the art and will not be further described here. - The present invention also provides a composite slotting equipment combined static pressure and vibration of a polymer anti-seepage wall as shown in
FIG. 1 , comprising: a pressing-pulling device with two symmetrically arrangedvibrators 20 installed on a bottom end face of a connectingplate 25. - Preferably, the composite slotting equipment combined static pressure and vibration of the polymer anti-seepage wall further comprises a
body 22, wherein the pressing-pulling device is installed in a middle of thebody 22; a rotatingbase 5 is installed on one side of thebody 22, and a hoist 1 is installed on the rotatingbase 5; the hoist 1 is connected to a hanging arm 3; atelescopic lifting arm 4 is hinged to therotating base 5, and an end of a telescopic rod of thetelescopic lifting arm 4 is hinged to the hanging arm 3; a roller (not labeled in the drawings) is installed on a top end of the hanging arm 3; a steel wire rope 2 is wound on the hoist 1, and an end of the steel wire rope 2 naturally hangs down around the roller and is connected with a hook 7; the hook 7 and the slottingrod 8 are vertically coaxial. - Preferably, a
control system 11, an electromechanicalintegrated box 12, an operatingplatform 16 and apower pump station 14 are installed on the other side of thebody 22; thepower pump station 14 provides power for the electromechanicalintegrated box 12, and the electromechanical integrated box is also connected to an external power source. - Preferably, the operating
platform 16 is specially provided on thebody 22 for a worker to stand on to operate thecontrol system 11. - In order to facilitate automatic control, as shown in
FIG. 3 , a pushing-pulling control area, a walking control area, a hoisting control area, a power switch and an emergency stop switch are arranged on an operating panel of thecontrol system 11. The pushing-pulling control area comprises clamp, loose, lift, push-down, vibration on, vibration off, continuous pull on, continuous pull off, leveling on and leveling off buttons for controlling the pressing-pulling device and the electronic level, wherein the clamp and loose buttons are used to control thelocking device 24, the vibration on and off buttons are used to control thevibrator 20, the continuous pull on and off buttons are used to control thecontinuous lifting mechanism 9, and the leveling on and off buttons are used to control theelectronic level 27. The hoisting control area comprises lift, lower, left, right, up and down buttons for controlling the hoist 1. The walking control area comprises left forward, right forward, left backward, right backward, forward and backward buttons for controlling walking of the whole equipment, as shown inFIG. 3 in detail. - In order to facilitate adjustment of the level of the whole equipment, an
electronic level 27 is installed in the middle of the connectingplate 25, which is a two-axis column electronic level and well-known in the art. Theelectronic level 27 adopts angle and graphic digital display, wherein measurement is accurate, fast and reliable. Four azimuth icons indicate the measurement angle (X/Y axis), and a sound prompt is provided at 0-90° or specified angles. A measuring range of the two-axis column electronic level is 0-90°. X/Y axis is synchronously measured with a resolution as high as 0.1° and the highest accuracy of ±0.050. - In order to work on road with complex working conditions, a
counterweight 10 is mounted on thebody 22, andlegs 17 are symmetrically mounted on two sides of thebody 22 by screw threads, wherein a height of thebody 22 can be adjusted by manually turning thelegs 17, so as to adjust the level; thelegs 17 extend downwardly along thebody 22, and walkingframes 28 are installed inside extended ends of thelegs 17; driving gears 21 are installed on two sides of the walking frames; the driving gears 21 are connected to the electromechanicalintegrated box 12, and are externally connected to tracks 18. Through the left forward, right forward, left backward, right backward, forward and backward buttons of the walking control area, walking of the entire equipment can be controlled. - Working processes of the above-mentioned pressing-pulling device are as follows.
- A working process of pressing the slotting
cutter 19 to a predetermined depth in soil is as follows: by operating the clamp button, piston rods the clamping hydraulic cylinders are driven by the two horizontal arranged clamping hydraulic cylinders, and simultaneously drive the left and right half iron rings to clamp the slottingrod 8; meanwhile, the automatic jaws I 905 and II 906 are opened; the slottingoil cylinder 23 is used to push the connectingplate 25, so as to press the slottingrod 8 and the slottingcutter 19 downwards, in such a manner that the sheet-shaped slottingcutter 19 cuts into the soil; when there are hard particles that cannot be cut, thevibrator 20 is turned on to drive the slottingrod 8 and the sheet-shaped slottingcutter 19 to move the hard particles, so as to form a channel and press the sheet-shaped slottingcutter 19 to a predetermined depth in the soil; - for pulling the slotting rod 8 and the sheet-shaped slotting cutter 19 out, the continuous pull button is turned on so that the oil supply mechanism continues to supply oil; when the hydraulic oil pipe II 909 continues to get oil, a piston rod of the hydraulic cylinder II 904 moves up and drives the automatic jaw II 906 to move up; when the oil quantity reaches a certain height, oil is supplied to the hydraulic cylinder I 903 through the communication oil pipe 907, wherein a piston rod of the hydraulic cylinder I 903 drives the automatic jaw I 905 to move down; when the automatic jaw II 906 reaches the limit switch II 902, the hydraulic oil pipe I 908 starts to supply oil, and the hydraulic oil pipe II 909 stops supplying oil, wherein the piston rod of the hydraulic oil cylinder I 903 drives the automatic jaw I 905 to move up, and the piston rod of the hydraulic oil cylinder II 904 drives the automatic jaw II 906 to move down; when the automatic jaw I 905 reaches the limit switch I 901, the hydraulic oil pipe I 908 stops supplying oil, and the hydraulic oil pipe II 909 starts to supply oil again; the hydraulic oil pipe I 908 and the hydraulic oil pipe II 909 are connected through a solenoid valve, and are alternately supplied through a relay, in such a manner that the slotting rod 8 is alternately moved up and down at an uniform speed as the two automatic jaws work; a pull-out speed can also be adjusted by adjusting oil supply quantity; the hydraulic oil pipe I 908 and the hydraulic oil pipe II 909 are pressure-resistant hoses.
- The present invention also provides a using method of a composite slotting equipment combined static pressure and vibration of a polymer anti-seepage wall, comprising steps of:
- I, reaching a working platform of a
body 22 through a ladder installed on thebody 22, and connecting an external power source to an electromechanicalintegrated box 12; - II, operating a power switch on a
control system 11 to turn on apower pump station 14; - III, operating walking control buttons on the
control system 11 to move the composite slotting equipment combined static pressure and vibration of the polymer anti-seepage wall to a predetermined working position; - IV, adjusting an angle of a hanging arm 3 by moving a
rotating base 5 until a hook 7 is close to a slottingrod 8; manually connecting alifting ring 6 of the slottingrod 8 to the hook 7 at an end of a steel wire rope 2, and then lifting the slottingrod 8 by a hoist 1, in such a manner that the slottingrod 8 is inserted into a pressing-pull device and downwardly passes through the pressing-pulling device to naturally hang down and adjust verticality; then connecting a bottom end of the slottingrod 8 to a slottingcutter 19; - V, operating a leveling button on the
control system 11 for adjusting heights oflegs 17, so as to adjust level of the composite slotting equipment combined static pressure and vibration of the polymer anti-seepage wall; - VI, operating a push-in button and a vibration button in sequence to press the sheet-shaped slotting
cutter 19 to a predetermined depth of soil, and then operating a pushing-pulling control button to pull the slottingcutter 19 out off the soil at a uniform speed; and - VII, moving the composite slotting equipment combined static pressure and vibration of the polymer anti-seepage wall to a next working position and repeating the steps I-VI for slotting, so as to form anti-seepage wall slots.
- The above is only a preferred embodiment of the present invention. Those skilled in the art may apply several changes and improvements without departing from such principles. Therefore, this invention includes all modifications encompassed within the spirit, as such modifications will not affect the effectiveness of the implementation of the present invention and the practicability of the patent.
Claims (10)
1. A pressing-pulling device, comprising: a pressing-pulling bracket (26), on which slotting oil cylinders (23) are symmetrically and vertically installed; wherein a piston rod of the slotting oil cylinders (23) faces down; a bottom end of the piston rod is connected to a connecting plate (25) with a through-hole in a center; a continuous lifting mechanism (9) is installed in a middle of the pressing-pulling bracket (26), and a slotting rod (8) is vertically inserted into the continuous lifting mechanism (9); a lifting ring (6) is installed at a top end of the slotting rod (8); a bottom end of the slotting rod (8) extends down through the through-hole to connect to a slotting cutter (19); a locking device (24) is fixed on the connecting plate (25) near the through-hole for fixing the slotting rod (8).
2. The pressing-pulling device, as recited in claim 1 , wherein the locking device (24) is an annular locking iron ring and is made of two half rings a left half iron ring and a right half iron ring; both of the two half rings are installed in the through-hole and are sleeved on the slotting rod (8); a clamping hydraulic cylinder is fixedly connected to a middle of an external sidewall of the left half iron ring and right half iron ring, respectively, and the clamping hydraulic cylinder is embedded in the connecting plate (25); the clamping hydraulic cylinder drives the left half iron ring and the right half iron ring to clamp the slotting rod (8).
3. The pressing-pulling device, as recited in claim 1 , wherein the continuous lifting mechanism (9) comprises a hydraulic cylinder I (903) and a hydraulic cylinder II (904) arranged up and down; a piston of the hydraulic cylinder I (903) faces up, and an automatic jaw I (905) which extends along a radial direction of the piston of the hydraulic cylinder I (903) is installed on the piston of the hydraulic cylinder I (903); a piston of the hydraulic cylinder II (904) faces up, and an automatic jaw II (906) which extends along a radial direction of the piston of the hydraulic cylinder II (904) is installed on the piston of the hydraulic cylinder II (904); jaws are mounted at extended ends of the automatic jaw I (905) and the automatic jaw II (906), and the slotting rod (8) passes through the automatic jaw I (905) and the automatic jaw II (906) in sequence;
side faces of bottom ends of chambers of the hydraulic cylinder I (903) and the hydraulic cylinder II (904) are respectively connected to one ends of a hydraulic oil pipe I (908) and a hydraulic oil pipe II (909); the other ends of the hydraulic oil pipe I (908) and the hydraulic oil pipe II (909) are connected to an oil supply mechanism; a side face of a top end of the chamber of the hydraulic cylinder I (903) is connected to a top end of a communication oil pipe (907), and a bottom end of the communication oil pipe (907) is connected to a side face of a top end of the chamber of the hydraulic oil cylinder II (904); a limit switch I (901) is arranged above the hydraulic cylinder I (903) and a limit switch II (902) is arranged above the hydraulic cylinder II (904).
4. The pressing-pulling device, as recited in claim 3 , wherein the continuous lifting mechanism (9) contains a PLC I, wherein the PLC I is electrically connected to the limit switch I (901), the limit switch II (902), the automatic jaw I (905), the automatic jaw II (906) and the oil supply mechanism respectively.
5. A polymer anti-seepage wall static pressure vibration composite slotting equipment, comprising: a pressing-pulling device with a vibrator (20) installed on a bottom end face of a connecting plate (25).
6. The polymer anti-seepage wall static pressure vibration composite slotting equipment, as recited in claim 5 , further comprising a body (22), wherein the pressing-pulling device is installed in a center of the body (22); a rotating base (5) is installed on one side of the body (22), and a hoist (1) is installed on the rotating base (5); the hoist (1) is connected to a hanging arm (3); a telescopic lifting arm (4) is hinged to the rotating base (5), and an end of a telescopic rod of the telescopic lifting arm (4) is hinged to the hanging arm (3); a roller is installed on a top end of the hanging arm (3); a steel wire rope (2) is wound on the hoist (1), and one end of the steel wire rope (2) hangs down around the roller and is connected with a hook (7); the hook (7) and the slotting rod (8) are vertically coaxial.
7. The polymer anti-seepage wall static pressure vibration composite slotting equipment, as recited in claim 6 , wherein a control system (11), an electromechanical integrated box (12), an operating platform (16) and a power pump station (14) are installed on the other side of the body (22); a pushing-pulling control area, a walking control area, a hoisting control area, a power switch and an emergency stop switch are arranged on an operating panel of the control system (11).
8. The polymer anti-seepage wall static pressure vibration composite slotting equipment, as recited in claim 5 , wherein an electronic level (27) is installed in the center of the connecting plate (25).
9. The polymer anti-seepage wall static pressure vibration composite slotting equipment, as recited in claim 6 , wherein a counterweight (10) is mounted on the body (22), and legs (17) are symmetrically mounted on two sides of the body (22); the legs (17) extend downwardly along the body (22), and walking frames are installed inside extended ends of the legs (17); driving gears (21) are installed on two sides of the walking frames; the driving gears (21) are connected to the electromechanical integrated box (12), and are externally connected to tracks (18).
10. A using method of a polymer anti-seepage wall static pressure vibration composite slotting equipment, comprising steps of:
I, reaching a working platform of a body (22) by a ladder installed and connecting an external power source to an electromechanical integrated box (12);
II, turning on a power switch on a control system (11) to start a power pump station (14);
III, turning on walking control buttons on the control system (11) so that the polymer anti-seepage wall static pressure vibration composite slotting equipment is moved a predetermined working position;
IV, adjusting an angle of a hanging arm (3) by moving a rotating base (5) until a hook (7) is close to a slotting rod (8); manually connecting a lifting ring (6) on the slotting rod (8) to the hook (7) at an end of a steel wire rope (2), and then lifting the slotting rod (8) by a hoist (1), through which the slotting rod (8) is inserted into a pressing-pull device and continuous to extend downward along the pressing-pulling device; since the slotting rod (8) hangs down naturally, it can be adjusted to vertical by gravity; then connecting a bottom end of the slotting rod (8) to a slotting cutter (19);
V, turning on a leveling button on the control system (11) for adjusting lengths of legs (17), so that levelness of the polymer anti-seepage wall static pressure vibration composite slotting equipment is adjusted to level;
VI, turning on a push-in button and then a vibration button to press the sheet-shaped slotting cutter (19) into soil to a predetermined depth, and then turning on a pushing-pulling control button to pull the slotting cutter (19) out off the soil at a uniform speed; and
VII, moving the polymer anti-seepage wall static pressure vibration composite slotting equipment to a next working position and repeating the steps I-VI for slotting, so as to build anti-seepage wall slots.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910919001.9 | 2019-09-26 | ||
CN201910919001.9A CN110528609B (en) | 2019-09-26 | 2019-09-26 | Static pressure vibration compounding groove equipment for pressing and pulling device and high polymer impervious wall and use method thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
US20200256027A1 true US20200256027A1 (en) | 2020-08-13 |
Family
ID=68670409
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US16/856,061 Active US11085166B2 (en) | 2019-09-26 | 2020-04-23 | Composite slotting equipment combined static pressure and vibration of polymer anti-seepage wall and using method thereof |
US16/861,211 Abandoned US20200256027A1 (en) | 2019-09-26 | 2020-04-29 | Composite slotting equipment combined static pressure and vibration of polymer anti-seepage wall and using method thereof |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US16/856,061 Active US11085166B2 (en) | 2019-09-26 | 2020-04-23 | Composite slotting equipment combined static pressure and vibration of polymer anti-seepage wall and using method thereof |
Country Status (2)
Country | Link |
---|---|
US (2) | US11085166B2 (en) |
CN (1) | CN110528609B (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113833304B (en) * | 2021-09-30 | 2023-10-27 | 赵建伟 | Underground structure outer wall leakage accurate drilling filling equipment |
CN115110531A (en) * | 2022-07-27 | 2022-09-27 | 山东华威建工科技有限公司 | Compound device that vibrates of precast concrete tubular pile |
CN115140499B (en) * | 2022-08-11 | 2024-05-14 | 启东辰乔智能科技有限公司 | Go up top wheel structure and telescopic belt feeder |
CN116464057B (en) * | 2023-05-19 | 2023-11-10 | 广东省水利水电第三工程局有限公司 | Reinforced concrete grouting device for hydraulic engineering construction |
CN116929845B (en) * | 2023-06-29 | 2024-03-29 | 河北沧美园林绿化工程有限公司 | Groundwater sampling equipment that agriculture and forestry water system detected |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3416322A (en) * | 1966-11-14 | 1968-12-17 | Albert G. Bodine | Sonic method and apparatus for implanting underground concrete walls |
JP3474250B2 (en) * | 1994-02-25 | 2003-12-08 | 株式会社森組 | Excavator |
JPH10183621A (en) * | 1996-12-26 | 1998-07-14 | Nkk Corp | Sheet pile pulling-out device |
CN1196836C (en) * | 2002-12-26 | 2005-04-13 | 许中柱 | Environment protection type holding-pressing, pushing up-pressing two-purpose static pile-press |
US9915050B2 (en) * | 2009-06-24 | 2018-03-13 | Geopier Foundation Company, Inc. | Apparatus and method for ground improvement |
CN202064345U (en) * | 2010-12-20 | 2011-12-07 | 刘润郊 | Continuous static-pressure tube drawing pump priming high-flow concrete bearing piling machine |
CN102561946B (en) * | 2012-02-01 | 2014-07-23 | 山河智能装备股份有限公司 | Drill while drilling machine and construction method of pile while drilling |
CN103806834B (en) * | 2014-02-14 | 2015-12-23 | 山河智能装备股份有限公司 | Casing pressure pulls out rig |
CN108265769B (en) * | 2018-02-12 | 2023-06-13 | 江苏地龙重型机械有限公司 | Seamless grooving machine for thin-wall continuous wall and construction process thereof |
CN210766943U (en) * | 2019-09-26 | 2020-06-16 | 郑州安源工程技术有限公司 | Press-pulling device and high polymer cut-off wall static pressure vibrations composite grooving equipment |
-
2019
- 2019-09-26 CN CN201910919001.9A patent/CN110528609B/en active Active
-
2020
- 2020-04-23 US US16/856,061 patent/US11085166B2/en active Active
- 2020-04-29 US US16/861,211 patent/US20200256027A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
CN110528609A (en) | 2019-12-03 |
US11085166B2 (en) | 2021-08-10 |
US20200248427A1 (en) | 2020-08-06 |
CN110528609B (en) | 2023-11-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US11085166B2 (en) | Composite slotting equipment combined static pressure and vibration of polymer anti-seepage wall and using method thereof | |
CN100340722C (en) | Concrete core cement soil stirring pile machine and its construction technological method | |
CN113818500B (en) | High-rise building foundation and structure integral lifting inclination correction construction method | |
CN112576812B (en) | Large-diameter long-distance linear jacking pipe jacking method | |
CN111395375A (en) | Open caisson construction method based on thixotropic slurry drag reduction | |
CN111305193B (en) | Construction method for pouring concrete pile by using telescopic guide pipe | |
CN114033387A (en) | Ultra-large-diameter deep well tunneling system with water operation and construction method | |
CN114045870B (en) | Ultra-deep foundation pit group asynchronous excavation forward and backward combination safety construction method | |
CN114277803B (en) | Post-insertion method positioning construction method for reverse construction method steel pipe structural column | |
CN109235477B (en) | Segment pressure increasing device and segment pressure increasing method suitable for open caisson construction method | |
CN101550693B (en) | Method for reinforcing base with bored pile in the underground structure of high groundwater level | |
CN114232611A (en) | Filling device and filling method for karst cave in pile hole | |
CN103669383B (en) | A kind of method of installation and leveling caisson on ground, seabed | |
CN113445497A (en) | Hole forming process of full-casing full-slewing drilling machine | |
CN210766943U (en) | Press-pulling device and high polymer cut-off wall static pressure vibrations composite grooving equipment | |
CN111577345B (en) | Construction method and construction system for multilayer anti-seepage tunnel bottom structure | |
CN113026801A (en) | Construction method for reinforcing steel pipe pile of construction elevator foundation | |
CN111676963A (en) | Steel pipe upright post positioning device and positioning construction method thereof | |
CN111173049A (en) | Experimental device for be used for simulating following with boring pipe stake pile side slip casting | |
CN113322936B (en) | Soil body reinforcing construction method and construction auxiliary device for thick sand layer karst area | |
CN112112249B (en) | Rapid construction method for non-stop water touch connection of newly-built sewage pipeline and main pipeline | |
CN219866603U (en) | Guide rail with adjustable height | |
CN217150251U (en) | Digital verticality adjusting system for reverse steel stand column | |
CN213417870U (en) | High rich water loess sand cobble stratum vary voltage tube well structure in | |
CN219060024U (en) | Post-expansion-head grouting precast tubular pile applicable to solar photovoltaic |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
STPP | Information on status: patent application and granting procedure in general |
Free format text: NON FINAL ACTION MAILED |
|
STCB | Information on status: application discontinuation |
Free format text: ABANDONED -- FAILURE TO RESPOND TO AN OFFICE ACTION |