CN114808922B - Building engineering complex foundation grouting device - Google Patents
Building engineering complex foundation grouting device Download PDFInfo
- Publication number
- CN114808922B CN114808922B CN202210408943.2A CN202210408943A CN114808922B CN 114808922 B CN114808922 B CN 114808922B CN 202210408943 A CN202210408943 A CN 202210408943A CN 114808922 B CN114808922 B CN 114808922B
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- pipe
- hole
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- 239000007788 liquid Substances 0.000 claims abstract description 44
- 238000002347 injection Methods 0.000 claims abstract description 28
- 239000007924 injection Substances 0.000 claims abstract description 28
- 238000005553 drilling Methods 0.000 claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims abstract description 14
- 238000010276 construction Methods 0.000 claims abstract description 13
- 230000000712 assembly Effects 0.000 claims abstract description 6
- 238000000429 assembly Methods 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims description 17
- 230000003014 reinforcing effect Effects 0.000 claims description 14
- 230000000694 effects Effects 0.000 claims description 7
- 238000000465 moulding Methods 0.000 claims description 6
- 238000003491 array Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 238000007569 slipcasting Methods 0.000 claims 1
- 230000002787 reinforcement Effects 0.000 description 5
- 239000007921 spray Substances 0.000 description 4
- 238000005253 cladding Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010137 moulding (plastic) Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000000243 solution 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
- 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
Abstract
The invention discloses a construction engineering complex foundation grouting device, which comprises: a machine seat frame; the storage cylinder is transversely fixed at the upper end of the machine seat frame; the transmission pump is fixedly arranged on the storage cylinder and is communicated with the storage cylinder; the conveying pipe is connected with the output end of the conveying pump; the upper frame body is vertically fixed on the frame seat frame; the fixed disc seat is vertically arranged on the upper frame body in a sliding manner; the main feeding component is coaxially arranged on the fixed disc seat in a relatively rotatable manner through a bearing seat, and can vertically extend into each foundation drilling hole; the telescopic pipe is connected between the main feeding assembly and the conveying pipe; and the plastic hole liquid injection assemblies are arranged in two groups up and down, and each plastic hole liquid injection assembly is coaxially fixed on the main feeding assembly.
Description
Technical Field
The invention belongs to the technical field of foundation grouting equipment, and particularly relates to a complex foundation grouting device for construction engineering.
Background
With the development of socioeconomic performance, urban land is increasingly intense. The method is characterized in that a deep filling foundation is inevitably encountered in construction engineering construction, the compaction degree of deep backfill soil and the wet soil are complex and difficult to process, when a building is soft or eroded by water due to the foundation, the bearing capacity is not satisfied, the compression amount of foundation soil is increased, uneven settlement occurs on the foundation, the safety of an upper structure and an equipment foundation is seriously threatened, at the moment, reinforcement is needed to be carried out on the building foundation, and when seepage prevention and reinforcement treatment are carried out on the foundation, a grouting construction method is usually adopted, but in the grouting process, although integral grouting can be realized in one-time grouting work, the grouting firmness is poor, and particularly, the phenomenon of dislocation of each layer in the complex foundation causes fracture phenomenon of integral grouting; accordingly, a person skilled in the art provides a construction complex foundation grouting device to solve the above-mentioned problems in the background art.
Disclosure of Invention
In order to achieve the above purpose, the present invention provides the following technical solutions: a construction complex foundation grouting device, comprising:
a machine seat frame;
the storage cylinder is transversely fixed at the upper end of the machine seat frame and is used for stirring and storing grouting materials;
the transmission pump is fixedly arranged on the storage cylinder and is communicated with the storage cylinder;
the conveying pipe is connected with the output end of the conveying pump;
the upper frame body is vertically fixed on the frame seat frame;
the fixed disc seat is vertically arranged on the upper frame body in a sliding manner;
the main feeding component is coaxially arranged on the fixed disc seat and can rotate relatively through the bearing seat, the upper end of the main feeding component penetrates through the upper frame body, a thread sleeve is arranged in the upper frame body, the main feeding component is slidably connected in the thread sleeve through a thread engagement effect, and the main feeding component can vertically extend into each foundation drilling hole and grouting and feeding the foundation drilling holes;
the driving tooth seat is connected with the main feeding assembly through gear meshing action and is used for driving the main feeding assembly to rotate in a directional circumference manner;
the telescopic pipe is connected between the main feeding assembly and the conveying pipe; and
the plastic hole liquid injection assembly is arranged in two groups, each plastic hole liquid injection assembly is coaxially fixed on the main feeding assembly, the plastic hole liquid injection assembly can be correspondingly arranged at the upper and lower adjacent foundation layering positions in an overhead mode, and plastic forming is carried out on foundation drilling holes, so that reinforcing cavities can be formed in each foundation layering.
Further, preferably, the plastic hole injection assembly includes:
the outer sleeve is coaxially fixed on the main feeding component;
the mounting shaft seat is coaxially fixed on the main feeding component and positioned below the outer sleeve piece;
the plastic hole devices are arranged in a plurality of circumferential arrays, and each plastic hole device is arranged on the mounting shaft seat in a sliding manner;
the hydraulic telescopic rods are symmetrically arranged in the outer sleeve part and positioned at the left side and the right side of the main feeding assembly, and the output ends of the hydraulic telescopic rods are slidingly connected in the mounting shaft seat;
the guide seat is sleeved on the main feeding component in a sliding manner and is positioned in the mounting shaft seat, and one side of the guide seat is in abutting contact with each plastic hole device; and
the transmission piece is vertically arranged on the installation shaft seat in a sliding way, one end of the transmission piece is connected with the guide seat, and the other end of the transmission piece is connected with the guide seat in the plastic hole liquid injection assembly below.
Further, preferably, the hole molding device includes:
an outer torso member;
the inner connecting rod is transversely and symmetrically fixed on the outer body part, and one end of the inner connecting rod is arranged in the outer sleeve in a sliding manner;
the abutting seat is arranged in the outer sleeve member, and the section of one side of the abutting seat, which is contacted with the guide seat, is constructed into an inclined plane structure;
the supporting springs are sleeved on the inner connecting rods and connected with the inner wall of the outer sleeve piece;
the rotating shaft is arranged on the outer body part in a relatively rotatable manner, one end of the rotating shaft is rotatably arranged on the abutting seat, and the rotating shaft is driven to rotate by a miniature motor arranged on the abutting seat through gear meshing transmission; and
the main liquid disc is coaxially and rotatably arranged in the outer body, and one end of the rotating shaft is fixed with the main liquid disc.
Further, preferably, the main liquid disc is in a conical structure, and the contact surface of the abutting seat and the guide seat is provided with a file tooth structure.
Further, as preferable, the rotating shaft and the main liquid tray are both provided with hollow structures, one end of the rotating shaft is connected with an inner connecting pipe, one end of the inner connecting pipe is communicated with the main feeding assembly, and a plurality of liquid holes are symmetrically formed in the main liquid tray.
Further, preferably, the main feeding assembly includes:
fixing a main pipe;
a side drainage hole is circumferentially arranged on the fixed main pipe;
the jet holes are vertically arranged and symmetrically distributed above and below the side discharge holes, and are communicated with the plastic hole liquid injection assemblies;
the inner guide pipe is arranged in the fixed main pipe in a sliding manner, and a first through hole and a second through hole are correspondingly formed in the positions, which are respectively positioned above the jet holes and the side drainage holes, of the inner guide pipe;
the limiting springs are symmetrically connected below the inner guide pipe, and the other ends of the limiting springs are connected with the fixed main pipe; and
the plugging shaft plug is vertically fixed in the fixed main pipe, and is arranged on the inner guide pipe in a sliding penetrating manner and used for sealing and plugging the lower port of the inner guide pipe.
Further, preferably, the aperture of the second through hole on the inner guide tube is larger than that of the first through hole, and the inner guide tube is elastically supported by the limiting spring to enable the second through hole to be communicated with the side drainage hole, and the first through hole is staggered with the jet hole.
Further, preferably, an inner flow pipe is coaxially fixed in the fixed main pipe, and the inner flow pipe can convey the fine-particle thick grouting material into the inner guide pipe at high pressure through a sieve arranged in the fixed main pipe.
Compared with the prior art, the invention has the beneficial effects that:
in the invention, when the complex foundation is grouted, the main feeding component is rotated to extend into the foundation drill holes and is displaced between the layered grouting gaps, grouting work is carried out on the layered grouting gaps through the fixed main pipe, two groups of plastic hole grouting components are arranged outside the main feeding component up and down, the plastic hole grouting components can carry out drilling and molding on the upper and lower layered foundations based on the grouting gaps, so that grouting and filling points are formed, and the assistance is higher;
in the invention, after the plastic hole is finished by the plastic hole injection assembly, a plurality of liquid holes on the main liquid disc can centrifugally spray the thick particle grouting material in the reinforced cavity at high pressure, so that an outer cladding layer is formed in the reinforced cavity, and then the grouting material is discharged into a grouting gap through each side discharge hole on the fixed main pipe, and the grouting gap and a foundation drill hole are filled with slurry, so that grouting reinforcement effect is improved;
according to the invention, grouting work can be performed for a plurality of times corresponding to each layered grouting gap in the complex foundation, so that grouting reinforcement centers of a plurality of different points are formed in the complex foundation, and the grouting firmness of the complex foundation is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of a plastic hole injection assembly according to the present invention;
FIG. 3 is a schematic structural view of a hole molding device according to the present invention;
FIG. 4 is a schematic view of the main feed assembly of the present invention;
FIG. 5 is a schematic view of foundation grouting according to the present invention;
in the figure: 1 machine seat frame, 2 storage cylinder, 3 transmission pump, 31 conveying pipe, 32 flexible pipe, 4 upper machine frame body, 41 screw thread external member, 42 fixed disk seat, 5 mould hole annotate liquid subassembly, 51 external member, 52 installation axle bed, 53 guide holder, 54 hydraulic telescoping rod, 55 transmission connecting piece, 6 main feed subassembly, 61 fixed main pipe, 62 interior guide pipe, 63 jet orifice, 64 side discharge orifice, 65 shutoff axle plug, 66 spacing spring, 7 mould hole device, 71 external body spare, 72 interior extension pole, 73 axis of rotation, 74 main liquid dish, 75 butt seat, 76 interior takeover, 8 interior flow tube.
Description of the embodiments
Referring to fig. 1, in an embodiment of the present invention, a grouting device for a complex foundation of a construction engineering includes:
a machine base frame 1;
the storage cylinder 2 is transversely fixed at the upper end of the machine seat frame 1 and is used for stirring and storing grouting materials;
the transmission pump 3 is fixedly arranged on the storage cylinder 2 and is communicated with the storage cylinder 2;
a feed pipe 31 connected to the output end of the transfer pump 3;
the upper frame body 4 is vertically fixed on the frame support 1;
the fixed disc seat 42 is vertically arranged on the upper frame body 4 in a sliding manner;
the main feeding component 6 is coaxially arranged on the fixed disc seat 42 in a relatively rotatable manner through a bearing seat, the upper end of the main feeding component 6 penetrates through the upper frame body 4, a thread sleeve 41 is arranged in the upper frame body 4, the main feeding component 6 is slidably connected in the thread sleeve 41 through a thread engagement effect, and the main feeding component 6 can vertically extend into each foundation drilling hole and grouting and feeding the foundation drilling holes; particularly in complex foundation grouting, drilling work is carried out at a plurality of positions based on each foundation layering, each drilling point can reach each layering gap, at the moment, the main feeding component stretches into each drilling hole one by one, and corresponding grouting work is carried out on the layering gaps at each drilling hole, so that grouting reinforcement centers of a plurality of different points are formed;
the driving tooth holder is connected with the main feeding component 6 through gear meshing action and is used for driving the main feeding component 6 to rotate in a directional circumference manner;
a telescopic tube 32 connected between the main feed assembly 6 and the feed delivery tube 31; and
the plastic hole injection assembly 5 is two groups which are arranged up and down, each plastic hole injection assembly 5 is coaxially fixed on the main feeding assembly 6, the plastic hole injection assembly 5 can be correspondingly arranged at the position of the adjacent foundation layering in the overhead and lower directions, and plastic forming is carried out on foundation drilling holes, so that reinforcing cavities can be formed in each foundation layering, particularly, each reinforcing cavity which is positioned above and below a layering gap can form an upper grouting reinforcing point and a lower grouting reinforcing point after grouting is completed, an I-shaped grouting reinforcing center is formed, the assistance is high, and the overall firmness of the layered gap grouting can be effectively improved.
In this embodiment, the plastic hole injection component 5 includes:
an outer sleeve 51 coaxially fixed to the main feed assembly 6;
a mounting shaft seat 52 coaxially fixed on the main feeding assembly 6 below the outer sleeve member 51;
the plastic hole devices 7 are arranged in a plurality of circumferential arrays, and each plastic hole device 7 is arranged on the mounting shaft seat 52 in a sliding manner;
the hydraulic telescopic rods 54 are symmetrically arranged in the outer sleeve piece 51 and positioned at the left side and the right side of the main feeding assembly 6, and the output ends of the hydraulic telescopic rods 54 are slidingly connected in the mounting shaft seat 52;
the guide seat 53 is sleeved on the main feeding component 6 in a sliding manner and is positioned in the mounting shaft seat 52, and one side of the guide seat 53 is in abutting contact with each plastic hole device 7; and
the transfer piece 55 is vertically and slidably arranged on the mounting shaft seat 52, one end of the transfer piece 55 is connected with the guide seat 53, and the other end of the transfer piece is connected with the guide seat 53 in the plastic hole injection assembly 5 positioned below, and it is noted that in the plastic hole injection, when the main feeding assembly is displaced to the layering gap, the plastic hole device can perform reaming molding on the upper side and the lower side of the layering gap under the circumferential rotation action along with the main feeding assembly, so that a reinforcing hole cavity is formed.
As a preferred embodiment, the hole forming device 7 comprises:
an outer body 71;
an inner connecting rod 72 transversely and symmetrically fixed on the outer body member 71, wherein one end of the inner connecting rod 72 is slidably arranged in the outer sleeve member 51;
an abutment seat 75 provided in the jacket member 51, a cross section of a side of the abutment seat 75 contacting the guide seat 53 being configured as a slope structure;
a supporting spring which is sleeved on each inner connecting rod 72 and is connected with the inner wall of the outer sleeve 51;
a rotation shaft 73 rotatably provided on the outer body 71, one end of the rotation shaft 73 being rotatably provided on the abutment 75 and being driven to rotate by a micro motor (not shown) provided on the abutment 75 through a gear engagement transmission; and
the main liquid disc 74 is coaxially rotatably disposed in the outer body 71, and one end of the rotating shaft 73 is fixed with the main liquid disc 74, that is, each main liquid disc can ream and mould a borehole under radial displacement, and simultaneously, the main liquid disc can achieve crushing effects on geological layers with different hardness under the rotation effect, so that reaming capability is improved.
In this embodiment, the main liquid disc 74 is in a conical structure, and the contact surface between the propping seat 75 and the guide seat 53 is provided with a tooth structure, especially in the foundation grouting with high hardness of the geological structure, the propping seat displaces through the vertical expansion action of the hydraulic expansion link, and can achieve the instant impact effect with a certain frequency in radial reaming through the tooth structure between the propping seat and the guide seat, thereby improving the reaming destructiveness, and further improving the reaming efficiency by matching with the axial reciprocating shrinkage of the hydraulic expansion link.
In this embodiment, the rotation shaft 73 and the main liquid tray are both provided with hollow structures, one end of the rotation shaft 73 is connected with an inner connecting pipe 76, one end of the inner connecting pipe 76 is communicated with the main feeding component 6, and a plurality of liquid holes are symmetrically formed in the main liquid tray 74, and each main liquid tray can centrifugally spray grouting materials into each reinforcing cavity under the rotation action of the main feeding component, so that the filling compactness of the grouting materials is improved.
In this embodiment, the main feeding assembly 6 includes:
a fixed main pipe 61;
side drainage holes 64 circumferentially opened on the fixed main pipe;
the jet holes 63 are two groups which are arranged up and down, the jet holes 63 are symmetrically distributed above and below the side discharge holes 64, and the jet holes 63 are communicated with the plastic hole liquid injection assemblies 5;
an inner guide pipe 62 slidably disposed in the main fixed pipe 61, wherein the inner guide pipe 62 is provided with a first through hole and a second through hole corresponding to the jet holes 63 and the side discharge holes 64, respectively, which are located above the inner guide pipe 62;
the limiting springs 66 are symmetrically connected below the inner guide pipe 62, and the other ends of the limiting springs 66 are connected with the fixed main pipe 61; and
the plugging shaft plugs 65 are vertically fixed in the fixed main pipe 61, the plugging shaft plugs 65 are slidably arranged on the inner guide pipe 62 in a penetrating manner, and are used for sealing and plugging the lower port of the inner guide pipe 62, that is, after the plastic hole injection assembly completes the plastic molding of the reinforced hole cavity, grouting materials are centrifugally sprayed on the inner wall of the reinforced hole cavity through a plurality of liquid holes on each main liquid disc, and then the grouting materials are filled into the layering gaps and the reinforced hole cavities through each side drain hole on the fixed main pipe.
As a preferred embodiment, the second through hole diameter of the inner guide tube 62 is larger than the first through hole diameter, and the inner guide tube 62 is elastically supported by the limiting spring 66 to enable the second through hole to be communicated with the side drainage hole 64, and the first through hole is dislocated from the jet hole 63, that is, when the injection assembly with plastic holes performs injection, the side drainage hole is in a blocking state, and the injected material is injected through the first through hole under high pressure; when the plastic hole liquid injection component is in a blocking state, the side drainage hole sprays grouting materials at constant pressure through the second through hole.
In this embodiment, the inner flow pipe 8 is further coaxially fixed in the fixed main pipe 61, and the inner flow pipe 8 can convey the thick particulate grouting material into the inner guide pipe 62 through the screen member provided in the fixed main pipe 61, especially can form an outer cladding (with large main body hardness and high firmness) in the reinforcing cavity, and then the general grouting material is discharged into the grouting gap through the drain holes on each side of the fixed main pipe, so as to reduce grouting cost.
Specifically, in grouting, the main feeding component rotationally stretches into a foundation drill hole and moves to a position between the layered grouting gaps, at the moment, the plastic hole grouting component performs reaming molding on an upper layer and a lower layer based on the layered gaps, and then centrifugal high-pressure injection is performed on the thick grouting material of particles in the reinforcing cavity through a plurality of liquid holes on the main liquid disc, so that an outer cladding layer is formed in the reinforcing cavity, at the moment, a plurality of side drainage holes on the fixed main pipe spray the grouting material at constant pressure through second through holes, grouting reinforcing centers of a plurality of different points are formed in the complex foundation, and grouting reinforcing effects are improved.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (6)
1. The utility model provides a complicated ground slip casting device of building engineering which characterized in that: it comprises the following steps:
a machine seat frame (1);
the storage cylinder (2) is transversely fixed at the upper end of the machine base frame (1) and is used for stirring and storing grouting materials;
the conveying pump (3) is fixedly arranged on the storage cylinder (2) and is communicated with the storage cylinder (2);
a delivery pipe (31) connected to the output end of the delivery pump (3);
an upper frame body (4) vertically fixed on the frame (1);
the fixed disc seat (42) is vertically arranged on the upper frame body (4) in a sliding manner;
the main feeding component (6) is coaxially arranged on the fixed disc seat (42) through a bearing seat and can rotate relatively, the upper end of the main feeding component (6) penetrates through the upper frame body (4), a thread sleeve (41) is arranged in the upper frame body (4), the main feeding component (6) is slidably connected in the thread sleeve (41) through a thread engagement effect, and the main feeding component (6) can vertically extend into each foundation drilling hole and perform grouting feeding on the foundation drilling holes;
the driving tooth holder is connected with the main feeding component (6) through gear meshing action and is used for driving the main feeding component (6) to rotate in a directional circumference manner;
a telescopic tube (32) connected between the main feeding assembly (6) and the delivery tube (31); and
the plastic hole liquid injection assemblies (5) are arranged in two groups up and down, each plastic hole liquid injection assembly (5) is coaxially fixed on the main feeding assembly (6), the plastic hole liquid injection assemblies (5) can be correspondingly arranged at the upper and lower adjacent foundation layering positions in an overhead mode, and foundation drilling holes are molded, so that reinforcing cavities can be formed in each foundation layering;
the plastic hole liquid injection assembly (5) comprises:
an outer sleeve (51) coaxially fixed to the main feed assembly (6);
a mounting shaft seat (52) coaxially fixed on the main feeding assembly (6) below the outer sleeve member (51);
the plastic hole devices (7) are arranged in a plurality of circumferential arrays, and each plastic hole device (7) is arranged on the mounting shaft seat (52) in a sliding manner;
the hydraulic telescopic rods (54) are symmetrically arranged in the outer sleeve piece (51) and positioned at the left side and the right side of the main feeding assembly (6), and the output ends of the hydraulic telescopic rods (54) are slidingly connected in the mounting shaft seat (52);
the guide seats (53) are sleeved on the main feeding component (6) in a sliding manner and are positioned in the mounting shaft seats (52), and one sides of the guide seats (53) are in abutting contact with the plastic hole devices (7); and
the transmission piece (55) is vertically arranged on the installation shaft seat (52) in a sliding manner, one end of the transmission piece (55) is connected with the guide seat (53), and the other end of the transmission piece is connected with the guide seat (53) in the plastic hole liquid injection assembly (5) below;
the hole molding device (7) comprises:
an outer body (71);
an inner connecting rod (72) is transversely and symmetrically fixed on the outer body member (71), and one end of the inner connecting rod (72) is slidably arranged in the outer sleeve member (51);
an abutment seat (75) arranged in the outer sleeve member (51), wherein the cross section of one side of the abutment seat (75) contacted with the guide seat (53) is configured into an inclined plane structure;
the supporting springs are sleeved on the inner connecting rods (72) and are connected with the inner wall of the outer sleeve piece (51);
a rotating shaft (73) which is rotatably arranged on the outer body (71), wherein one end of the rotating shaft (73) is rotatably arranged on the abutting seat (75), and is driven to rotate by a micro motor arranged on the abutting seat (75) through gear engagement transmission; and
the main liquid disc (74) is coaxially and rotatably arranged in the outer body (71), and one end of the rotating shaft (73) is fixed with the main liquid disc (74).
2. The construction complex foundation grouting device according to claim 1, wherein: the main liquid disc (74) is of a conical structure, and the contact surface of the abutting seat (75) and the guide seat (53) is provided with a file tooth structure.
3. The construction complex foundation grouting device according to claim 1, wherein: the rotary shaft (73) and the main liquid disc are both arranged to be of hollow structures, one end of the rotary shaft (73) is connected with an inner connecting pipe (76), one end of the inner connecting pipe (76) is communicated with the main feeding component (6), and a plurality of liquid holes are symmetrically formed in the main liquid disc (74).
4. The construction complex foundation grouting device according to claim 1, wherein: the main feed assembly (6) comprises:
a fixed main pipe (61);
side drainage holes (64) are circumferentially formed in the fixed main pipe;
the jet holes (63) are arranged in two groups from top to bottom, the jet holes (63) are symmetrically distributed above and below the side drainage holes (64), and the jet holes (63) are communicated with the plastic hole liquid injection assemblies (5);
the inner guide pipe (62) is arranged in the fixed main pipe (61) in a sliding manner, and a first through hole and a second through hole are respectively correspondingly formed in the jet holes (63) and the side drainage holes (64) which are respectively positioned above the inner guide pipe (62);
the limiting springs (66) are symmetrically connected below the inner guide pipe (62), and the other ends of the limiting springs (66) are connected with the fixed main pipe (61); and
the plugging shaft plug (65) is vertically fixed in the fixed main pipe (61), and the plugging shaft plug (65) is arranged on the inner guide pipe (62) in a sliding penetrating manner and is used for sealing and plugging the lower port of the inner guide pipe (62).
5. The construction complex foundation grouting device according to claim 4, wherein: the second through hole aperture on the inner guide tube (62) is larger than the first through hole aperture, the inner guide tube (62) is enabled to be communicated with the side drainage hole (64) through the elastic supporting function of the limiting spring (66), and the first through hole is dislocated with the jet hole (63).
6. The construction complex foundation grouting device according to claim 5, wherein: an inner flow pipe (8) is coaxially fixed in the fixed main pipe (61), and the inner flow pipe (8) can convey the thick particulate grouting material into the inner guide pipe (62) at high pressure through a sieve piece arranged in the fixed main pipe (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210408943.2A CN114808922B (en) | 2022-04-19 | 2022-04-19 | Building engineering complex foundation grouting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210408943.2A CN114808922B (en) | 2022-04-19 | 2022-04-19 | Building engineering complex foundation grouting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114808922A CN114808922A (en) | 2022-07-29 |
| CN114808922B true CN114808922B (en) | 2024-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210408943.2A Active CN114808922B (en) | 2022-04-19 | 2022-04-19 | Building engineering complex foundation grouting device |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115478529B (en) * | 2022-09-07 | 2023-11-21 | 陶建成 | Constructional engineering complex foundation grouting equipment |
| CN117287232B (en) * | 2023-11-24 | 2024-01-30 | 北京科技大学 | Quick grouting sealing device for coal mine goaf fire-extinguishing roadway |
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| JP2007077794A (en) * | 2005-08-16 | 2007-03-29 | Kyokado Eng Co Ltd | Plastic gel grout, ground reinforcing method, ground injection control method, and injection control device |
| KR20180097211A (en) * | 2017-02-23 | 2018-08-31 | 지종연 | Ground excavator with improved mortar drain speed |
| CN213952192U (en) * | 2020-07-27 | 2021-08-13 | 安徽旺普建筑工程有限公司 | High-efficient slip casting pipe is used to foundation engineering |
| CN112031675A (en) * | 2020-08-24 | 2020-12-04 | 北京大地高科地质勘查有限公司 | Sectional type grouting equipment for ground drilling |
| CN112726567A (en) * | 2020-12-29 | 2021-04-30 | 薛道岳 | Reinforcing apparatus that supplementary slip casting of construction soft soil foundation and reaming can |
| CN113073627A (en) * | 2021-04-13 | 2021-07-06 | 三门峡职业技术学院 | Large-thickness collapsible loess foundation reinforcing structure |
| CN113152428A (en) * | 2021-05-17 | 2021-07-23 | 广州城建职业学院 | Complicated foundation grouting equipment of building engineering |
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| CN114808922A (en) | 2022-07-29 |
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