CN114934512B - Efficient grouting process and device for geotechnical engineering - Google Patents
Efficient grouting process and device for geotechnical engineering Download PDFInfo
- Publication number
- CN114934512B CN114934512B CN202210632406.6A CN202210632406A CN114934512B CN 114934512 B CN114934512 B CN 114934512B CN 202210632406 A CN202210632406 A CN 202210632406A CN 114934512 B CN114934512 B CN 114934512B
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- grouting pipe
- grouting
- pipe
- assembly
- fixedly connected
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- 238000000034 method Methods 0.000 title abstract description 17
- 230000008569 process Effects 0.000 title abstract description 15
- 239000002002 slurry Substances 0.000 claims abstract description 27
- 238000007789 sealing Methods 0.000 claims abstract description 16
- 238000005553 drilling Methods 0.000 claims abstract description 15
- 230000000149 penetrating effect Effects 0.000 claims description 11
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 238000007569 slipcasting Methods 0.000 claims 5
- 239000010410 layer Substances 0.000 description 8
- 230000009471 action Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000011241 protective layer Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000007480 spreading Effects 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
- 239000012535 impurity Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000011150 reinforced concrete Substances 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- E02D15/04—Placing concrete in mould-pipes, pile tubes, bore-holes or narrow shafts
-
- 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
-
- 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 high-efficiency grouting process and device for geotechnical engineering, which belong to the technical field of geotechnical engineering grouting devices and solve the problems, and comprise 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 grouting device also comprises an opening and closing assembly, wherein 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 bottom sealing assembly is used for paving slurry at the bottom of the drilling channel in a gap manner and is arranged on the grouting pipe.
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
Grouting machine refers to a supporting machine which is used for injecting curing slurry (cement slurry, chemical liquid) and water and compressed air into a floppy rock stratum singly or simultaneously through a drilling hole at high pressure to solidify the soft rock stratum. The reinforced concrete is mainly used for reinforcing and preventing seepage of submerged rock mass, open side slope, dykes, ports, roads and the like and preventing sinking of building foundations. The grouting pipe comprises a single pipe, a double concentric pipe, a three concentric pipes and the like; the grouting process flow is generally as follows: positioning holes, drilling, inserting pipes, sealing and lifting the sleeve, and installing grouting pipes for grouting.
In the grouting construction process, the drilling of a channel is completed through drilling, the channel is sealed through a sealing layer, after no blocking object in a grouting pipe is confirmed, the grouting pipe can be installed, after the grouting pipe is placed, a blank cap is added to the pipe orifice of the grouting pipe to prevent sundries from entering, then a jacking rod is used for jacking the grouting pipe, a sleeve is slowly pulled out, the grouting is carried out through the slow pulling, the stability of grouting is guaranteed, more particles such as gravels exist in soil in geotechnical engineering construction, the adhesiveness of the soil is poor, particularly, the sealing layer at the bottom of the formed channel is broken (the adhesiveness of the sealing layer is general) easily due to the stamping force of slurry in the grouting process, so that the grouting amount is increased.
Disclosure of Invention
The invention aims to provide a geotechnical engineering efficient grouting process and device by paving a layer of slurry at the bottom of a channel in advance so as to solve the problems in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the high-efficiency grouting device for geotechnical engineering 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 grouting device further comprises an opening and closing assembly, wherein 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 bottom sealing assembly is used for paving slurry at the bottom of the drilling channel in a gap mode, and the bottom sealing assembly is arranged on the grouting pipe.
Preferably, the opening and closing assembly comprises an input pipe which is communicated with the grouting pipe and used for inputting slurry, an adjusting handle is connected to the grouting pipe in a threaded mode, a fixed pull rope is connected to a shaft rod of the adjusting handle, the shaft rod penetrates into the grouting pipe, a limiting ring which is 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 which is hinged to the end portion of the grouting pipe is connected with the end portion of the fixed pull rope in a hanging mode.
Preferably, the back cover assembly comprises a connecting pipe fixedly communicated with the bottom of the grouting pipe, a fixing block is fixedly connected to the bottom of the connecting pipe, a through hole communicated with the connecting pipe is formed in the fixing block, a first movable groove is formed in the fixing block in a penetrating mode, a rotating assembly for moving the slurry flowing out of the through hole is arranged in the first movable groove, and a movable assembly for opening and closing the through hole is arranged in the fixing block in a matched mode through a gap of the rotating assembly.
Preferably, the rotating assembly comprises a rotating ring sleeved on the outer surface of the grouting pipe, a sliding groove in a threaded shape is formed in the rotating ring, a limit column is slidably matched in the sliding groove, a rotating plate is rotationally connected to the first movable groove, a second movable groove is formed in the rotating plate, the rotating ring moves in the second movable groove, the inner wall of the second movable groove is fixedly connected with the limit column, a plurality of L-shaped rotating rods are fixedly connected to the rotating ring in a circumferential distribution mode, the rotating rods move in the first movable groove and the second movable groove, and a power assembly for driving the rotating rods to rotate is arranged at the end of the injection pipe.
Preferably, the movable assembly comprises two plugboards which are symmetrically distributed, the two plugboards are in abutting contact with the rotating rod, movable holes matched with the through holes are formed in the plugboards in a penetrating mode, and elastic pull ropes matched with the plugboards are connected to the side faces of the fixed blocks in a hanging mode.
Preferably, the power component comprises a fixed plate fixedly connected with the grouting pipe and a movable rod of the driving device, a motor is fixedly connected to the fixed plate, a gear is fixedly connected to an output shaft of the motor, an outer toothed ring in running fit with the grouting pipe is meshed with the gear, a fixed rod in running fit with the grouting pipe is fixedly connected to the side face of the outer toothed ring, the fixed rod is fixedly connected with the rotating rod, and a reinforcing ring sleeved with the grouting pipe is fixedly connected between the fixed rods.
Preferably, the driving device can rotate to adjust the angle, the channels are generally distributed in an inclined mode, and the channels 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, namely after drilling is finished, forming a channel, 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 with the channel and coaxially correspond to the channel;
s2, adjusting, namely rotating the adjusting handle to enable the baffle to be closed;
s3, starting, simultaneously opening the driving device and the motor, enabling the grouting pipe to slowly enter along the channel, simultaneously enabling the plugging assembly to rotate, injecting slurry to the bottom of the channel in a gap mode, enabling the bottom of the channel to form a layer of protective layer, and simultaneously stirring and uniformly spreading the protective layer;
s4, grouting, stopping the motor when the end part of the grouting pipe is completely propped against the end part of the channel, opening the baffle plate through the adjusting handle to perform grouting, and slowly enabling the grouting pipe to be separated from the channel through the driving device.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, in the process of putting the grouting pipe into the channel, a layer of mud protection layer is paved on the bottom of the channel, so that the strength of the bottom of the channel is increased, and the situation of gaps and the like in the grouting process is avoided, thereby increasing the grouting amount.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of a grouting pipe according to the present invention;
FIG. 3 is a schematic diagram illustrating the structure of FIG. 2 in a disassembled state;
FIG. 4 is a schematic view of the end of the grouting pipe and its connector in FIG. 2;
FIG. 5 is a schematic diagram of the structure of FIG. 4;
FIG. 6 is a schematic view of the structure of the fixing block in FIG. 5;
FIG. 7 is a schematic cross-sectional view of the fixing block of FIG. 6;
fig. 8 is a schematic diagram illustrating the structure of fig. 7 in a split manner.
In the figure: 1-a machine body; 2-grouting pipe; 3-a driving device; 4-an opening and closing component; 5-an input tube; 6-adjusting the handle; 7-fixing a pull rope; 8-limiting rings; 9-baffle plates; 10-a bottom sealing assembly; 11-connecting pipes; 12-fixing blocks; 13-through holes; 14-a first movable trough; 15-a rotating assembly; 16-swivel; 17-a sliding groove; 18-limiting columns; 19-rotating plate; 20-a second movable trough; 21-a rotating rod; 22-a movable assembly; 23-plugboard; 24-a movable hole; 25-elastic pull ropes; 26-a power assembly; 27-a fixed plate; 28-an electric motor; 29-gear; 30-an outer toothed ring; 31-a fixed rod; 32-reinforcing ring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1-2, an efficient grouting device for geotechnical engineering in the drawings 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 grouting device further comprises an opening and closing assembly 4, wherein the opening and closing assembly 4 for controlling the opening and closing state of the port of the grouting pipe 2 is arranged in the grouting pipe 2; the back cover assembly 10, the back cover assembly 10 for laying mud at the bottom of the drilling channel is arranged on the grouting pipe 2.
Referring to fig. 2-3, the opening and closing assembly 4 in the drawing includes an input pipe 5 which is communicated with the grouting pipe 2 and is used for inputting slurry, an adjusting handle 6 is connected to the grouting pipe 2 in a threaded manner, 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 which is 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 9 which is hinged to the end of the grouting pipe 2 is connected to the end of the fixed pull rope 7 in a hanging manner.
Referring to fig. 4 and 7, the bottom sealing assembly 10 in the drawings includes a connecting pipe 11 fixedly connected with the bottom of the grouting pipe 2, a fixing block 12 fixedly connected with the bottom of the connecting pipe 11, a through hole 13 connected with the connecting pipe is formed in 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 in cooperation with a gap of the rotating assembly 15 is arranged in the fixing block 12.
Wherein the driving device 3 can rotate to adjust the angle.
A geotechnical engineering high-efficiency grouting process comprises the following steps of;
s1, preparing, forming a channel after drilling is finished, 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 with the channel, wherein the grouting pipe 2 coaxially corresponds to the channel;
s2, adjusting, namely rotating an adjusting handle 6 to enable a baffle plate 9 to be closed;
s3, starting, simultaneously opening the driving device 3 and the motor 28, enabling the grouting pipe 2 to slowly enter along the channel, simultaneously enabling the bottom sealing assembly 10 to rotate, injecting slurry to the bottom of the channel in a gap mode, enabling the bottom of the channel to form a layer of protective layer, and simultaneously stirring and uniformly spreading the protective layer;
s4, grouting, namely, completely pressing the end part of the grouting pipe 2 against the end part of the channel, stopping the operation of the motor 28, opening the baffle plate 9 through the adjusting handle 6 to perform grouting, and slowly enabling the grouting pipe 2 to be separated from the channel through the driving device 3.
In this embodiment, after the channel to be drilled (generally, inwards inclines downwards and matches with an anchor rod, etc.) is completed, the machine body 1 is moved to the drilling position, the position and 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 stay rope 7 to shrink, under the action of the limiting ring 8, the fixed stay rope 7 drives the baffle 9 to rotate, thereby the baffle 9 seals the port of the grouting pipe 2, the channel is prevented from being touched in the process of the grouting pipe 2 entering the channel, impurities are caused to enter the grouting pipe 2 to cause sealing, the grouting pipe 2 slowly enters along the channel through the driving device 3, meanwhile, 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, protection to the bottom of the channel is formed, and the rotating assembly 15 rotates simultaneously, so that the slurry paved at the bottom of the channel is uniformly distributed to a certain extent; notably, are: in S4, the motor 28 may not stop running, and stir the slurry injected into the channel, so as to ensure the overall quality of the slurry. Example two
Referring to fig. 1-2, an efficient grouting device for geotechnical engineering in the drawings 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 grouting device further comprises an opening and closing assembly 4, wherein the opening and closing assembly 4 for controlling the opening and closing state of the port of the grouting pipe 2 is arranged in the grouting pipe 2; the back cover assembly 10, the back cover assembly 10 for laying mud at the bottom of the drilling channel is arranged on the grouting pipe 2.
Referring to fig. 2-3, the opening and closing assembly 4 in the drawing includes an input pipe 5 which is communicated with the grouting pipe 2 and is used for inputting slurry, an adjusting handle 6 is connected to the grouting pipe 2 in a threaded manner, 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 which is 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 9 which is hinged to the end of the grouting pipe 2 is connected to the end of the fixed pull rope 7 in a hanging manner.
Referring to fig. 4 and 7, the bottom sealing assembly 10 in the drawings includes a connecting pipe 11 fixedly connected with the bottom of the grouting pipe 2, a fixing block 12 fixedly connected with the bottom of the connecting pipe 11, a through hole 13 connected with the connecting pipe is formed in 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 in cooperation with a gap of the rotating assembly 15 is arranged in the fixing block 12.
Referring to fig. 5-8, the rotating assembly 15 in the drawing includes a rotating ring 16 sleeved on the outer surface of the grouting pipe 2, a sliding groove 17 with a thread shape is provided on the rotating ring 16, a limit post 18 is slidably matched in the sliding groove 17, a rotating plate 19 is rotatably connected in the first movable groove 14, a second movable groove 20 is provided on 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 limit post 18, a plurality of L-shaped rotating rods 21 are fixedly connected on 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 provided at the end of the injection pipe.
Referring to fig. 2-3 and 5, the power assembly 26 in the drawing includes a fixed plate 27 fixedly connected with the grouting pipe 2 and the movable rod of the driving device 3, a motor 28 is fixedly connected to the fixed plate 27, an output shaft of the motor 28 is fixedly connected with a gear 29, the gear 29 is meshed with an external gear ring 30 rotationally matched with the grouting pipe 2, a fixed rod 31 rotationally matched with the grouting pipe 2 is fixedly connected to a side surface of the external gear ring 30, the fixed rod 31 is fixedly connected with the rotating rod 21, and a reinforcing ring 32 sleeved with the grouting pipe 2 is fixedly connected between the fixed rods 31.
In this embodiment, when the driving device 3 drives the grouting pipe 2 to move, the motor 28 operates, the gear 29 drives the outer toothed ring 30 to operate, the reinforcing ring 32, the fixed rod 31 and the rotating rod 21 are driven to rotate, so that the rotating ring 16 rotates, the sliding groove 17 with a thread shape on the rotating ring 16 rotates the limit post 18, so that the rotating plate 19 rotates 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, and when the rotating rod 21 passes through the first movable groove 14, the movable assembly 22 is driven to operate, so that the through hole 13 is opened in a gap, mud is paved towards the bottom of a channel in the gap, and on the other hand, the rotating rod 21 passes through the first movable groove 14, so that the obstruction with the fixed block 12 is avoided, and the paved mud is uniformly distributed; notably, are: the slurry is paved at the bottom of the channel in the gap, so that the structure of the gap when the protrusion is formed is beneficial to tightly adhering the slurry for follow-up grouting with the slurry paved in the earlier stage.
Example III
Referring to fig. 1-2, an efficient grouting device for geotechnical engineering in the drawings 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 grouting device further comprises an opening and closing assembly 4, wherein the opening and closing assembly 4 for controlling the opening and closing state of the port of the grouting pipe 2 is arranged in the grouting pipe 2; the back cover assembly 10, the back cover assembly 10 for laying mud at the bottom of the drilling channel is arranged on the grouting pipe 2.
Referring to fig. 2-3, the opening and closing assembly 4 in the drawing includes an input pipe 5 which is communicated with the grouting pipe 2 and is used for inputting slurry, an adjusting handle 6 is connected to the grouting pipe 2 in a threaded manner, 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 which is 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 9 which is hinged to the end of the grouting pipe 2 is connected to the end of the fixed pull rope 7 in a hanging manner.
Referring to fig. 4 and 7, the bottom sealing assembly 10 in the drawings includes a connecting pipe 11 fixedly connected with the bottom of the grouting pipe 2, a fixing block 12 fixedly connected with the bottom of the connecting pipe 11, a through hole 13 connected with the connecting pipe is formed in 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 in cooperation with a gap of the rotating assembly 15 is arranged in the fixing block 12.
Referring to fig. 5-8, the rotating assembly 15 in the drawing includes a rotating ring 16 sleeved on the outer surface of the grouting pipe 2, a sliding groove 17 with a thread shape is provided on the rotating ring 16, a limit post 18 is slidably matched in the sliding groove 17, a rotating plate 19 is rotatably connected in the first movable groove 14, a second movable groove 20 is provided on 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 limit post 18, a plurality of L-shaped rotating rods 21 are fixedly connected on 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 provided at the end of the injection pipe.
Referring to fig. 7-8, the movable assembly 22 in the drawings includes two pins 23 distributed in a symmetrical structure, the two pins 23 are in pressing contact with the rotating rod 21, a movable hole 24 matched with the through hole 13 is formed in the pin 23, and an elastic pull rope 25 matched with the pin 23 is hung on the side surface of the fixed block 12.
In this embodiment, when the rotating rod 21 rotates through the first movable slot 14, the rotating rod 21 presses the plugboard 23 with an inclined end portion, so that the plugboard 23 slides in the fixed block 12, the elastic pull rope 25 pulls by hand, and the movable hole 24 coincides with the through hole 13, so that the slurry is laid on the bottom of the channel.
It is noted that relational terms such as first and second, and the like are 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. Moreover, 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 understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. An efficient grouting device for geotechnical engineering, comprising:
the grouting machine 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);
characterized by further 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 paving slurry at the bottom of the drilling channel in a gap manner, and the bottom sealing assembly (10) is arranged on the grouting pipe (2);
the on-off assembly (4) comprises an input pipe (5) which is communicated with the grouting pipe (2) and is used for inputting slurry, an adjusting handle (6) is connected to the grouting pipe (2) in a threaded manner, a fixed pull rope (7) is connected to a shaft rod penetrating into the adjusting handle (6) in the grouting pipe (2), a limiting ring (8) which is 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 (9) which is in hinged fit with the end part of the grouting pipe (2) is connected with the end part of the fixed pull rope (7) in a hanging manner;
the bottom sealing assembly (10) comprises a connecting pipe (11) communicated and fixed with 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) communicated with the connecting pipe (11) is formed in the fixed block (12), a first movable groove (14) is formed in the fixed block (12) in a penetrating mode, 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) in cooperation with a gap of the rotating assembly (15) is arranged in the fixed block (12);
the rotary assembly (15) comprises a rotary ring (16) sleeved on the outer surface of the grouting pipe (2), a plurality of L-shaped rotary rods (21) are fixedly connected to the rotary ring (16) in a circumferential distribution mode, limiting columns (18) are slidably matched in the rotary ring (16), a rotary plate (19) is rotatably connected to the first movable groove (14), a second movable groove (20) is formed in the rotary plate (19), the rotary ring (16) moves in the second movable groove (20), the inner wall of the second movable groove (20) is fixedly connected with the limiting columns (18), the rotary rods (21) move in the first movable groove (14) and the second movable groove (20), and a power assembly (26) for driving the rotary rods (21) to rotate is arranged at the end part of the grouting pipe (2);
the movable assembly (22) comprises two plugboards (23) which are symmetrically distributed, the two plugboards (23) are in abutting contact with the rotating rod (21), movable holes (24) matched with the through holes (13) are formed in the plugboards (23) in a penetrating mode, and elastic pull ropes (25) matched with the plugboards (23) are connected to the side faces of the fixed blocks (12) in a hanging mode.
2. The geotechnical engineering efficient grouting device according to claim 1, wherein: the utility model provides a slip casting pipe, including power pack (26) including with slip casting pipe (2) with fixed plate (27) are connected to the movable rod of drive arrangement (3), fixedly connected with motor (28) on fixed plate (27), output shaft fixedly connected with gear (29) of motor (28), gear (29) meshing have with slip casting pipe (2) normal running fit's outer tooth ring (30), outer tooth ring (30) side fixedly connected with slip casting pipe (2) normal running fit's dead lever (31), dead lever (31) with dead lever (21) are connected fixedly, fixedly connected with between dead lever (31) with reinforcing ring (32) that slip casting pipe (2) cover was established.
3. The geotechnical engineering efficient grouting device according to claim 1, wherein: the driving device (3) can rotate to adjust the angle.
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 |
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| 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 |
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| CN114934512A CN114934512A (en) | 2022-08-23 |
| CN114934512B true CN114934512B (en) | 2023-10-27 |
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