CN114934512A - Geotechnical engineering efficient grouting process and device - Google Patents
Geotechnical engineering efficient grouting process and device Download PDFInfo
- Publication number
- CN114934512A CN114934512A CN202210632406.6A CN202210632406A CN114934512A CN 114934512 A CN114934512 A CN 114934512A CN 202210632406 A CN202210632406 A CN 202210632406A CN 114934512 A CN114934512 A CN 114934512A
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- pipe
- grouting pipe
- channel
- rotating
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- 238000000034 method Methods 0.000 title claims abstract description 19
- 230000008569 process Effects 0.000 title claims abstract description 16
- 239000002002 slurry Substances 0.000 claims abstract description 29
- 239000011241 protective layer Substances 0.000 claims abstract description 8
- 238000005553 drilling Methods 0.000 claims description 15
- 238000007569 slipcasting Methods 0.000 claims description 11
- 230000000694 effects Effects 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 8
- 238000009826 distribution Methods 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
- 238000003892 spreading Methods 0.000 claims description 3
- 230000007480 spreading Effects 0.000 claims description 3
- 239000010410 layer Substances 0.000 abstract description 6
- 230000009471 action Effects 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011440 grout Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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- 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
- E02D15/04—Placing concrete in mould-pipes, pile tubes, bore-holes or narrow shafts
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- 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
- E02D3/12—Consolidating by placing solidifying or pore-filling substances in the soil
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/23—Dune restoration or creation; Cliff stabilisation
Abstract
The invention discloses a geotechnical engineering high-efficiency grouting process and a device, which belong to the technical field of geotechnical engineering grouting devices and solve the problems, wherein the geotechnical engineering grouting device comprises a machine body and a grouting pipe, wherein a driving device for driving the grouting pipe to move is arranged on the machine body; the opening and closing assembly is used for controlling the opening and closing state of the port of the grouting pipe and is arranged in the grouting pipe; the invention paves a layer of slurry protective layer to the bottom of the channel by inserting the grouting pipe into the channel, thereby increasing the strength of the channel bottom and avoiding the increase of grouting amount caused by the occurrence of gaps and the like in the grouting process.
Description
Technical Field
The invention relates to the technical field of geotechnical engineering grouting devices, in particular to a geotechnical engineering efficient grouting process and device.
Background
The grouting machine is a supporting machine for injecting solidified slurry (cement slurry, chemical liquid), water and compressed air into a soft rock stratum through a drill hole at high pressure to be solidified. The method is mainly used for reinforcing and preventing seepage of rock mass under the pool, open slope, dam, port, road and the like, and preventing the foundation of the building from sinking. The grouting pipe comprises a single pipe, a double concentric pipe, a triple concentric pipe and the like; the grouting process flow is as follows: and (4) positioning a hole, drilling, inserting a pipe, sealing, filling, lifting a sleeve, and installing a grouting pipe for grouting.
During grouting construction, drilling of a channel is completed through drilling, the channel is sealed through a sealing layer, after no blocking object in the grouting pipe is confirmed, the grouting pipe can be installed, after the grouting pipe is placed, a blank cap is added at the pipe opening of the grouting pipe to prevent impurities from entering, then an ejector rod is used for tightly pushing the grouting pipe, a sleeve pipe is slowly pulled out, pipe pulling and grouting are slowly carried out, grouting stability is guaranteed, in geotechnical engineering construction, more gravels and other particles exist in soil, the adhesion of the soil is poor, particularly the bottom position of the formed channel is poor, in the grouting process, the sealing layer at the bottom of the channel is easily broken due to the punching pressure of slurry (the adhesion of the sealing layer is general), and the grouting amount is increased.
Disclosure of Invention
The invention aims to provide a geotechnical engineering efficient grouting process and device for laying a layer of slurry at the bottom of a channel in advance, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a geotechnical engineering efficient grouting device comprises a machine body and a grouting pipe, wherein a driving device for driving the grouting pipe to move is arranged on the machine body; the opening and closing component is used for controlling the opening and closing state of the port of the grouting pipe and is arranged in the grouting pipe; and the bottom sealing assembly is used for paving slurry at the bottom of the drilling channel at intervals and is arranged on the grouting pipe.
Preferably, the opening and closing assembly comprises an input pipe communicated with the grouting pipe and used for inputting slurry, the grouting pipe is connected with an adjusting handle in a threaded manner, a shaft rod of the adjusting handle penetrating into the grouting pipe is connected with a fixed pull rope, a limiting ring fixedly connected with the inner wall of the grouting pipe is sleeved on the outer surface of the fixed pull rope, and a baffle plate in hinged fit with the end of the grouting pipe is hung and matched at the end of the fixed pull rope.
Preferably, the back cover subassembly include with the fixed connecting pipe of slip casting socle portion intercommunication, connecting pipe bottom fixedly connected with fixed block, the fixed block inside seted up with the through-hole of communicating pipe intercommunication, it is equipped with first movable groove to run through on the fixed block, be equipped with the activity in the first movable groove and follow the runner assembly of the mud that flows out in the through-hole, be equipped with the cooperation in the fixed block runner assembly's clearance is opened and is closed the movable assembly of through-hole.
Preferably, the runner assembly is located including the cover the swivel of slip casting pipe surface, set up the sliding tray that is the screw thread shape on the swivel, sliding tray sliding fit has the spacing post, first activity inslot rotation is connected with the rotor plate, the second activity groove has been seted up on the rotor plate, the swivel in second activity inslot activity, second activity inslot wall with spacing end connection is fixed, be a plurality of dwangs that are L shape of circumference distribution fixedly connected with on the swivel, the dwang in first activity groove with second activity inslot activity, the syringe pipe tip is equipped with the drive dwang pivoted power component.
Preferably, the movable assembly comprises two plug boards which are distributed in a symmetrical structure, the two plug boards are in abutting contact with the rotating rod, a movable hole matched with the through hole is formed in the plug boards in a penetrating mode, and an elastic pull rope matched with the plug boards is hung and matched on the side face of the fixed block.
Preferably, the power component include with slip casting pipe with drive arrangement's movable rod connects fixed plate, fixedly connected with motor on the fixed plate, the output shaft fixedly connected with gear of motor, gear engagement have with slip casting pipe normal running fit's outer ring gear, outer ring gear side fixedly connected with slip casting pipe normal running fit's dead lever, the dead lever with the dwang is connected fixedly, fixedly connected with between the dead lever with the beaded finish that slip casting pipe box was established.
Preferably, the driving device can rotate to adjust the angle, and the channels are generally distributed in an inclined mode and are adjusted through the driving device so as to be attached to a construction site.
The geotechnical engineering efficient grouting process is characterized by comprising the following steps of;
s1, preparing, forming a channel after drilling is finished, moving the machine body to the drilling position, and adjusting the position and the angle of the driving device to enable the grouting pipe to be aligned to the channel, wherein the grouting pipe is coaxially corresponding to the channel;
s2, adjusting, namely rotating the adjusting handle to close the baffle;
s3, starting, opening the driving device and the motor at the same time, enabling the grouting pipe to slowly enter along the channel, rotating the plugging assembly at the same time, injecting slurry to the bottom of the channel in a clearance manner, forming a protective layer at the bottom of the channel, and stirring and uniformly spreading the protective layer;
s4, grouting, stopping the motor from running when the end part of the grouting pipe completely abuts against the end part of the channel, opening the baffle through the adjusting handle for grouting, and slowly separating the grouting pipe from the channel through the driving device.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, a layer of slurry protective layer is paved on the bottom of the channel in the process of inserting the grouting pipe into the channel, so that the strength of the bottom of the channel is increased, and the increase of grouting amount caused by the occurrence of gaps and the like in the grouting process is avoided.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic diagram of a schematic construction of a grouting pipe according to the present invention;
FIG. 3 is a schematic diagram of FIG. 2 with the structure broken away;
FIG. 4 is a schematic view of the end of the grout pipe of FIG. 2 and its connector structure;
FIG. 5 is a schematic view of the structure of FIG. 4, shown disassembled;
FIG. 6 is a schematic view of the fixing block of FIG. 5;
FIG. 7 is a cross-sectional view of the anchor block of FIG. 6;
fig. 8 is a schematic diagram of the structure of fig. 7, which is disassembled.
In the figure: 1-body; 2-grouting pipe; 3-a drive device; 4-opening and closing the assembly; 5-an input pipe; 6-adjusting a handle; 7-fixing a pull rope; 8-a limit ring; 9-a baffle plate; 10-a back cover assembly; 11-a connecting tube; 12-fixing blocks; 13-a through hole; 14-a first active slot; 15-a rotating assembly; 16-swivel; 17-a sliding groove; 18-a limit post; 19-a rotating plate; 20-a second active slot; 21-rotating rod; 22-a movable component; 23-a plugboard; 24-a movable hole; 25-an elastic pull rope; 26-a power assembly; 27-a fixing plate; 28-a motor; 29-gear; 30-an outer toothed ring; 31-a fixing rod; 32-reinforcement ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1-2, a geotechnical engineering high-efficiency grouting device shown in the figure comprises a machine body 1 and a grouting pipe 2, wherein a driving device 3 for driving the grouting pipe 2 to move is arranged on the machine body 1; the opening and closing component 4 is arranged in the grouting pipe 2 and is used for controlling the opening and closing state of the port of the grouting pipe 2; a back cover assembly 10, a back cover assembly 10 for laying mud on the bottom of the drilling channel at intervals is arranged on the grouting pipe 2.
Referring to fig. 2-3, the opening and closing assembly 4 shown in the figure comprises an input pipe 5 communicated with a grouting pipe 2 and used for inputting slurry, an adjusting handle 6 is connected to the grouting pipe 2 in a threaded manner, a fixing pull rope 7 is connected to a shaft rod of the adjusting handle 6 penetrating into the grouting pipe 2, a limiting ring 8 fixedly connected with the inner wall of the grouting pipe 2 is sleeved on the outer surface of the fixing pull rope 7, and a baffle plate 9 in hinged fit with the end of the grouting pipe 2 is hung and matched at the end of the fixing pull rope 7.
Referring to fig. 4 and 7, the shown back cover assembly 10 includes a connecting pipe 11 fixedly connected to the bottom of the grouting pipe 2, a fixing block 12 is fixedly connected to the bottom of the connecting pipe 11, a through hole 13 communicated with the communicating pipe is formed inside the fixing block 12, a first movable groove 14 is formed in the fixing block 12 in a penetrating manner, a rotating assembly 15 for moving slurry flowing out of the through hole 13 is arranged in the first movable groove 14, and a movable assembly 22 for opening and closing the through hole 13 by a gap of the rotating assembly 15 is arranged in the fixing block 12.
Wherein the drive means 3 can be rotated by an angle of adjustment.
A geotechnical engineering high-efficiency grouting process comprises the following steps;
s1, preparing, forming a channel after drilling, moving a machine body 1 to a drilling position, and adjusting the position and the angle of a driving device 3 to enable a grouting pipe 2 to be aligned to the channel, wherein the grouting pipe 2 is coaxially corresponding to the channel;
s2, adjusting, namely rotating an adjusting handle 6 to close a baffle 9;
s3, starting, simultaneously opening the driving device 3 and the motor 28, slowly feeding the grouting pipe 2 along the channel, simultaneously rotating the bottom sealing assembly 10, and injecting slurry to the bottom of the channel in a clearance manner to form a protective layer at the bottom of the channel, and simultaneously stirring and uniformly spreading the protective layer;
s4, grouting, namely stopping the operation of the motor 28 when the end part of the grouting pipe 2 completely abuts against the end part of the channel, opening the baffle 9 through the adjusting handle 6 for grouting, and slowly separating the grouting pipe 2 from the channel through the driving device 3.
In the embodiment, after a channel to be drilled (generally inclined inwards downwards, and matched with an anchor rod and the like) is completed, the machine body 1 is moved to the drilling position, the position and the angle of the driving device 3 are adjusted, so that the grouting pipe 2 is aligned to the channel, the grouting pipe 2 coaxially corresponds to the channel, the adjusting handle 6 is rotated, the adjusting handle 6 drives the fixed pull rope 7 to contract, under the action of the limiting ring 8, the fixed pull rope 7 drives the baffle 9 to rotate, so that the baffle 9 blocks the port of the grouting pipe 2, the channel is prevented from being touched in the process that the grouting pipe 2 enters the channel, so that impurities enter the grouting pipe 2 to block the channel, the grouting pipe 2 slowly enters along the channel through the driving device 3, and simultaneously, under the action of the movable assembly 22, slurry in the grouting pipe 2 is paved to the bottom of the channel through the communicating pipe and the through hole 13, so as to form protection for the bottom of the channel, the rotating assembly 15 rotates simultaneously to carry out certain uniform distribution on the slurry paved at the bottom of the channel; it is worth noting that: in S4, the motor 28 may stir the slurry in the injection passage without stopping the operation, thereby ensuring the overall quality of the slurry. Example two
Referring to fig. 1-2, the geotechnical engineering high-efficiency grouting device shown in the figure comprises a machine body 1 and a grouting pipe 2, wherein a driving device 3 for driving the grouting pipe 2 to move is arranged on the machine body 1; the opening and closing component 4 is arranged in the grouting pipe 2 and is used for controlling the opening and closing state of the port of the grouting pipe 2; a back cover assembly 10, a back cover assembly 10 for laying mud on the bottom of the drilling channel at intervals is arranged on the grouting pipe 2.
Referring to fig. 2-3, the opening and closing assembly 4 shown in the figure comprises an input pipe 5 communicated with the grouting pipe 2 and used for inputting slurry, an adjusting handle 6 is connected to the grouting pipe 2 through threads, a fixed pull rope 7 is connected to a shaft rod of the adjusting handle 6 penetrating into the grouting pipe 2, a limiting ring 8 fixedly connected with the inner wall of the grouting pipe 2 is sleeved on the outer surface of the fixed pull rope 7, and a baffle plate 9 matched with the end portion of the grouting pipe 2 in a hinged mode is hung and matched at the end portion of the fixed pull rope 7.
Referring to fig. 4 and 7, the shown back cover assembly 10 includes a connecting pipe 11 fixed to the bottom of the grouting pipe 2, a fixed block 12 is fixedly connected to the bottom of the connecting pipe 11, a through hole 13 connected to the communicating pipe is formed in the fixed block 12, a first movable groove 14 is formed in the fixed block 12 in a penetrating manner, a rotating assembly 15 for moving slurry flowing out of the through hole 13 is disposed in the first movable groove 14, and a movable assembly 22 for opening and closing the through hole 13 in cooperation with a gap of the rotating assembly 15 is disposed in the fixed block 12.
Referring to fig. 5-8, the rotating assembly 15 shown in the figure includes a rotating ring 16 sleeved on the outer surface of the grouting pipe 2, a sliding groove 17 in a threaded shape is formed in the rotating ring 16, a limiting post 18 is slidably fitted in the sliding groove 17, a rotating plate 19 is rotatably connected in the first movable groove 14, a second movable groove 20 is formed in the rotating plate 19, the rotating ring 16 moves in the second movable groove 20, the inner wall of the second movable groove 20 is fixedly connected with the limiting post 18, a plurality of L-shaped rotating rods 21 are fixedly connected to the rotating ring 16 in a circumferential distribution manner, the rotating rods 21 move in the first movable groove 14 and the second movable groove 20, and a power assembly 26 for driving the rotating rods 21 to rotate is disposed at the end of the injection pipe.
Referring to fig. 2-3 and 5, the power assembly 26 shown in the figure includes a fixing plate 27 fixedly connected to the grouting pipe 2 and the movable rod of the driving device 3, a motor 28 fixedly connected to the fixing plate 27, a gear 29 fixedly connected to an output shaft of the motor 28, an outer toothed ring 30 rotatably engaged with the grouting pipe 2 and engaged with the gear 29, a fixing rod 31 rotatably engaged with the grouting pipe 2 and fixedly connected to a side surface of the outer toothed ring 30, the fixing rod 31 fixedly connected to the rotating rod 21, and a reinforcing ring 32 sleeved with the grouting pipe 2 and fixedly connected between the fixing rods 31.
In this embodiment, while the driving device 3 drives the grouting pipe 2 to move, the motor 28 operates, the gear 29 drives the external gear 30 to operate, and drives the reinforcing ring 32, the fixed rod 31 and the rotating rod 21 to rotate, so as to rotate the rotating ring 16, the threaded sliding groove 17 on the rotating ring 16 rotates the limiting column 18, so as to rotate the rotating plate 19 in the first movable groove 14, when the second movable groove 20 on the rotating plate 19 coincides with the opening of the first movable groove 14, the rotating rod 21 passes through the first movable groove 14 at this time, and when the rotating rod 21 passes through the first movable groove 14, on one hand, the movable assembly 22 is driven to operate, so as to open the through hole 13 in the gap and lay the slurry to the bottom of the channel, on the other hand, the rotating rod 21 passes through the first movable groove 14, so as to avoid the obstruction with the fixed block 12, and uniformly distribute the laid slurry; it is worth noting that: the gap is paved with slurry at the bottom of the channel to form a raised structure of the gap, which is beneficial to the slurry of the subsequent grouting to be tightly bonded with the slurry paved in the previous period.
EXAMPLE III
Referring to fig. 1-2, a geotechnical engineering high-efficiency grouting device shown in the figure comprises a machine body 1 and a grouting pipe 2, wherein a driving device 3 for driving the grouting pipe 2 to move is arranged on the machine body 1; the opening and closing component 4 is arranged in the grouting pipe 2 and is used for controlling the opening and closing state of the port of the grouting pipe 2; a back cover assembly 10, a back cover assembly 10 for laying mud on the bottom of the drilling channel at intervals is arranged on the grouting pipe 2.
Referring to fig. 2-3, the opening and closing assembly 4 shown in the figure comprises an input pipe 5 communicated with a grouting pipe 2 and used for inputting slurry, an adjusting handle 6 is connected to the grouting pipe 2 in a threaded manner, a fixing pull rope 7 is connected to a shaft rod of the adjusting handle 6 penetrating into the grouting pipe 2, a limiting ring 8 fixedly connected with the inner wall of the grouting pipe 2 is sleeved on the outer surface of the fixing pull rope 7, and a baffle plate 9 in hinged fit with the end of the grouting pipe 2 is hung and matched at the end of the fixing pull rope 7.
Referring to fig. 4 and 7, the shown back cover assembly 10 includes a connecting pipe 11 fixed to the bottom of the grouting pipe 2, a fixed block 12 is fixedly connected to the bottom of the connecting pipe 11, a through hole 13 connected to the communicating pipe is formed in the fixed block 12, a first movable groove 14 is formed in the fixed block 12 in a penetrating manner, a rotating assembly 15 for moving slurry flowing out of the through hole 13 is disposed in the first movable groove 14, and a movable assembly 22 for opening and closing the through hole 13 in cooperation with a gap of the rotating assembly 15 is disposed in the fixed block 12.
Referring to fig. 5-8, the rotating assembly 15 shown in the figure includes a rotating ring 16 sleeved on the outer surface of the grouting pipe 2, a sliding groove 17 in a threaded shape is formed in the rotating ring 16, a limiting post 18 is slidably fitted in the sliding groove 17, a rotating plate 19 is rotatably connected in the first movable groove 14, a second movable groove 20 is formed in the rotating plate 19, the rotating ring 16 moves in the second movable groove 20, the inner wall of the second movable groove 20 is fixedly connected with the limiting post 18, a plurality of L-shaped rotating rods 21 are fixedly connected to the rotating ring 16 in a circumferential distribution manner, the rotating rods 21 move in the first movable groove 14 and the second movable groove 20, and a power assembly 26 for driving the rotating rods 21 to rotate is disposed at the end of the injection pipe.
Referring to fig. 7-8, the movable assembly 22 shown in the drawings includes two plugging plates 23 distributed in a symmetrical structure, the two plugging plates 23 are in contact with the rotating rod 21 in a pressing manner, a movable hole 24 matched with the through hole 13 is formed in the plugging plate 23 in a penetrating manner, and an elastic pull rope 25 matched with the plugging plates 23 is hung and matched on the side surface of the fixed block 12.
In this embodiment, when the rotating rod 21 rotates through the first movable groove 14, the rotating rod 21 presses against the insertion plate 23 with the end portion being an inclined angle, so that the insertion plate 23 slides in the fixed block 12, the elastic pull rope 25 is pulled by hand, and the movable hole 24 coincides with the through hole 13, so that slurry is laid on the bottom of the channel.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A geotechnical engineering high-efficiency grouting device comprises:
the grouting device comprises a machine body (1) and a grouting pipe (2), wherein a driving device (3) for driving the grouting pipe (2) to move is arranged on the machine body (1);
it is characterized by also comprising:
the opening and closing assembly (4) is used for controlling the opening and closing state of the port of the grouting pipe (2), and the opening and closing assembly (4) is arranged in the grouting pipe (2);
the bottom sealing assembly (10) is used for laying slurry at the bottom of the drilling channel in a clearance mode, and the bottom sealing assembly (10) is arranged on the grouting pipe (2).
2. The geotechnical engineering high-efficiency grouting device according to claim 1, characterized in that: the opening and closing assembly (4) comprises an input pipe (5) communicated with the grouting pipe (2) and used for inputting slurry, an adjusting handle (6) is connected to the grouting pipe (2) in a threaded mode, a fixing pull rope (7) is connected to a shaft rod of the adjusting handle (6) penetrating into the grouting pipe (2), a limiting ring (8) fixedly connected with the inner wall of the grouting pipe (2) is sleeved on the outer surface of the fixing pull rope (7), and a baffle (9) matched with the end portion of the grouting pipe (2) in a hinged mode is hung and matched at the end portion of the fixing pull rope (7).
3. The geotechnical engineering high-efficiency grouting device according to claim 2, characterized in that: back cover subassembly (10) include with connecting pipe (11) that slip casting pipe (2) bottom intercommunication is fixed, connecting pipe (11) bottom fixedly connected with fixed block (12), fixed block (12) inside seted up with through-hole (13) of communicating pipe intercommunication, it is equipped with first movable groove (14) to run through on fixed block (12), be equipped with the activity in first movable groove (14) and follow rotating assembly (15) of the mud that flows in through-hole (13), be equipped with the cooperation in fixed block (12) rotating assembly's (15) clearance is opened and is closed movable subassembly (22) of through-hole (13).
4. The geotechnical engineering high-efficiency grouting device according to claim 3, characterized in that: the rotating component (15) comprises a rotating ring (16) sleeved on the outer surface of the grouting pipe (2), a sliding groove (17) in a thread shape is formed in the rotating ring (16), a limiting column (18) is matched in the sliding groove (17) in a sliding way, a rotating plate (19) is rotationally connected in the first movable groove (14), a second movable groove (20) is formed in the rotating plate (19), the rotating ring (16) moves in the second movable groove (20), the inner wall of the second movable groove (20) is fixedly connected with the limiting column (18), a plurality of L-shaped rotating rods (21) are fixedly connected to the rotating ring (16) in a circumferential distribution manner, the rotating rod (21) moves in the first movable groove (14) and the second movable groove (20), the end part of the injection tube is provided with a power component (26) which drives the rotating rod (21) to rotate.
5. The geotechnical engineering high-efficiency grouting device according to claim 4, characterized in that: the movable assembly (22) comprises two plug boards (23) which are distributed in a symmetrical structure, the two plug boards (23) are in abutting contact with the rotating rod (21), a movable hole (24) matched with the through hole (13) penetrates through the plug boards (23), and an elastic pull rope (25) matched with the plug boards (23) is hung and matched on the side face of the fixed block (12).
6. The geotechnical engineering high-efficiency grouting device according to claim 5, characterized in that: power component (26) include with slip casting pipe (2) with fixed plate (27) is connected to the movable rod of drive arrangement (3), fixedly connected with motor (28) is gone up in fixed plate (27), the output shaft fixedly connected with gear (29) of motor (28), gear (29) meshing have with slip casting pipe (2) normal running fit's outer ring gear (30), outer ring gear (30) side fixedly connected with slip casting pipe (2) normal running fit's dead lever (31), dead lever (31) with dwang (21) is connected fixedly, fixedly connected with the beaded finish (32) that slip casting pipe (2) cover was established between dead lever (31).
7. The geotechnical engineering high-efficiency grouting device according to claim 1, characterized in that: the driving device (3) can rotate to adjust the angle.
8. The geotechnical engineering high-efficiency grouting process according to any one of claims 1-7, comprising the following steps;
s1, preparing, forming a channel after drilling is finished, moving the machine body (1) to a drilling position, adjusting the position and the angle of the driving device (3) to enable the grouting pipe (2) to be aligned to the channel, wherein the grouting pipe (2) is coaxially corresponding to the channel;
s2, adjusting, namely rotating the adjusting handle (6) to close the baffle (9);
s3, starting, simultaneously opening the driving device (3) and the motor (28), slowly feeding the grouting pipe (2) along the channel, simultaneously rotating the plugging component (10), and injecting slurry to the bottom of the channel in a clearance manner to form a protective layer at the bottom of the channel, and simultaneously stirring and uniformly spreading the protective layer;
s4, grouting, stopping the operation of the motor (28) when the end part of the grouting pipe (2) completely abuts against the end part of the channel, opening the baffle (9) through the adjusting handle (6) to perform grouting, and slowly separating the grouting pipe (2) from the channel through the driving device (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210632406.6A CN114934512B (en) | 2022-06-07 | 2022-06-07 | Efficient grouting process and device for geotechnical engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210632406.6A CN114934512B (en) | 2022-06-07 | 2022-06-07 | Efficient grouting process and device for geotechnical engineering |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114934512A true CN114934512A (en) | 2022-08-23 |
| CN114934512B CN114934512B (en) | 2023-10-27 |
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Family Applications (1)
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| CN202210632406.6A Active CN114934512B (en) | 2022-06-07 | 2022-06-07 | Efficient grouting process and device for geotechnical engineering |
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| CN114934512B (en) | 2023-10-27 |
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