CN115198737A

CN115198737A - Foundation pile auxiliary equipment and foundation pile construction method

Info

Publication number: CN115198737A
Application number: CN202210732819.1A
Authority: CN
Inventors: 杨辉; 王文宝
Original assignee: Jiali Construction Engineering Group Co ltd
Current assignee: Jiali Construction Engineering Group Co ltd
Priority date: 2022-06-27
Filing date: 2022-06-27
Publication date: 2022-10-18
Anticipated expiration: 2042-06-27
Also published as: CN115198737B

Abstract

The application relates to foundation pile auxiliary equipment and a foundation pile construction method, relates to the field of building construction, and comprises a fixed cylinder and an insertion assembly which are positioned in a foundation hole, wherein the fixed cylinder comprises a left cylinder, a connecting plate and a right cylinder; insert the subassembly and include atress board, elastic component and insert the cage, the elastic component with atress board and a left section of thick bamboo fixed connection, insert the cage and connect and be close to a left section of thick bamboo inner wall one side at the atress board, offer on the left section of thick bamboo and supply to insert the opening that the cage stretches out a left section of thick bamboo, insert the cage and include toper steel reinforcement cage and spine portion, toper steel reinforcement cage and atress board fixed connection, spine portion and toper steel reinforcement cage fixed connection. This application has once to be under construction and just can accomplish and block groundwater, adapts to and loosens soil to with the work of solid fixed cylinder anchor, the effect of saving time and manpower.

Description

Foundation pile auxiliary equipment and foundation pile construction method

Technical Field

The application relates to the field of building construction, in particular to foundation pile auxiliary equipment and a foundation pile construction method.

Background

In the building construction process, the foundation quality is an important influence factor of the building quality, and if the foundation quality is in problem, the overall stability of the building is low, so that the life safety of building residents is threatened.

Among the correlation technique, in the ground development process, often can meet some complicated geological environment, loose like the soil property, and contain groundwater, the excavation of ground is carried out to this kind of section has two problems, blocks that groundwater gets into the foundation ditch and consolidates a fender pile respectively, prevents that a fender pile in the loose soil property from collapsing, consequently, the construction method commonly used as follows: 1. drilling a foundation pile to form a foundation hole, and placing a foundation steel casing in the foundation cylinder; 2. filling concrete into the foundation steel casing; 3. after the concrete pile is formed, drawing out the steel pile casing; drilling the next foundation pile, wherein the drilled holes of two adjacent foundation piles are partially overlapped, so that the adjacent foundation piles are integrally formed, underground water is prevented from entering the foundation to be excavated, and a plurality of support piles surround the foundation to form a foundation shape; 4. excavating a foundation, gradually excavating, excavating a section, and anchoring foundation piles; and continuously excavating a section, and anchoring the foundation pile until the excavation is finished.

In conclusion, the inventor thinks that the excavation process of the foundation is complicated, and time and labor are wasted.

Disclosure of Invention

In order to save the time and the manpower of foundation excavation, this application provides a foundation pile auxiliary assembly and foundation pile construction method.

In a first aspect, the present application provides a foundation pile auxiliary device, which adopts the following technical scheme:

a foundation pile auxiliary device comprises a fixed cylinder and an insertion assembly, wherein the fixed cylinder and the insertion assembly are positioned in a foundation hole, the fixed cylinder comprises a left cylinder, a connecting plate and a right cylinder, the left cylinder and the right cylinder are both abutted against the inner wall of the foundation hole, the connecting plate is a rectangular plate and is connected with the left cylinder and the right cylinder, and the fixed cylinder is used for filling large-fluidity concrete; insert assembly includes atress board, elastic component and inserts the cage, and the elastic component is with atress board and a left section of thick bamboo fixed connection, inserts the cage and connects and be close to a left section of thick bamboo inner wall one side at the atress board, sets up on the left section of thick bamboo and supply to insert the opening that the cage stretches out a left section of thick bamboo, inserts the cage and includes toper steel reinforcement cage and spine portion, toper steel reinforcement cage and atress board fixed connection, spine portion and toper steel reinforcement cage fixed connection.

By adopting the technical scheme, the fixing cylinders are arranged in the shape, so that the rectangular connecting plates are used as connecting parts of the adjacent fixing cylinders, after the adjacent fixing cylinders are filled with the high-fluidity concrete, the high-fluidity concrete in the adjacent fixing cylinders can be connected into a whole, and after final construction is finished, a plurality of foundation piles are integrally formed to surround a foundation to block inflow of underground water; insert the setting of subassembly, make the atress board receive the back of dragging of elastic component, the drive inserts the cage and stretches out the solid fixed cylinder gradually, treat when pouring into big mobile concrete in the solid fixed cylinder, the pressure extrusion atress board of big mobile concrete, make and insert the cage and stretch out the solid fixed cylinder completely, big mobile concrete is in extrusion atress board, also can flow in inserting the cage, finally flow in the outer soil of solid fixed cylinder, link together solid fixed cylinder and soil, the effect of anchor has been played, the stability of foundation pile when improving the ground excavation. The underground water can be blocked by one-time construction, the soil is loosened in a suitable manner, and therefore the fixed cylinder is anchored, and time and labor are saved.

Optionally, the gusset is encircled around the atress board, and the gusset is made by yielding material, and the gusset slope sets up, and the incline direction is close to fixed section of thick bamboo inner wall, gusset and atress board fixed connection.

Through adopting above-mentioned technical scheme, the setting of gusset for when constructor to the big mobile concrete of filling in the solid fixed cylinder, the gusset is exerted pressure by big mobile concrete simultaneously with the gusset, guarantees that the gusset can be fast and complete insert soil, has further guaranteed the fastness that solid fixed cylinder and soil are connected.

Optionally, the stress plate is provided with a flow hole, and the flow hole is located in a range surrounded by the reinforcement hole.

Through adopting above-mentioned technical scheme, the seting up of mobile hole inserts the cage for big mobile concrete inflow in the solid fixed cylinder provides convenient passageway for in big mobile concrete inflow in the solid fixed cylinder can be quick inserts the cage, and fill and insert the cage, further guaranteed the solid fixed cylinder and the stability of being connected of soil.

Optionally, the quick-setting admixture further comprises a feeding assembly, the feeding assembly is used for adding an accelerating agent, the feeding assembly comprises a feeding pipe and at least one feeding pipe, the feeding pipe is inserted into the fixing cylinder and fixedly communicated with the feeding pipe, and the feeding pipe is provided with a plurality of feeding holes.

Through adopting above-mentioned technical scheme, the setting of filling tube for after the filling of big mobile concrete, can directly utilize the filling tube to add the accelerator, because seted up a plurality of charge apertures on the filling tube, consequently the accelerator can be through the even distribution of charge aperture to the solid fixed cylinder in, make big mobile concrete solidify fast, form foundation pile.

Optionally, still include the stirring subassembly, the stirring subassembly includes from driving wheel, action wheel and motor, follows driving wheel and batch feeding pipe fixed connection, action wheel and follow driving wheel meshing, the drive shaft fixed connection of action wheel and motor, the motor is connected with the equipment that is used for throwing the material.

Through adopting above-mentioned technical scheme, the setting of stirring subassembly for the motor is opened the back, and the motor drives the action wheel in proper order, follows driving wheel and feeding pipe and rotates, thereby drives the feeding pipe and rotates, and when the feeding pipe rotated, not only can be with the even addition of accelerator in big mobile concrete, can also stir big mobile concrete, the elimination of the interior bubble of promotion big mobile concrete.

In a second aspect, the present application provides a foundation pile construction method, which adopts the following technical scheme:

a foundation pile construction method comprises the following steps:

step 1, drilling a foundation hole and placing the foundation hole into a fixed cylinder;

step 2, pouring high-fluidity concrete into the fixed cylinder;

and 3, inserting the feeding pipe into the large-fluidity concrete, accelerating the coagulant agent, and then drawing out the feeding pipe.

By adopting the technical scheme, in the construction method, the fixed cylinder is firstly placed in the foundation hole to prevent the soft foundation hole from collapsing; then filling the large-fluidity concrete into the fixed cylinder, so that the large-fluidity concrete passes through the tapered steel reinforcement cage and the soil around the fixed cylinder of the gap flow channel of the connecting plate, and the fixed cylinder is ensured to be connected with the surrounding soil into a whole; and finally, adding the accelerator into the high-fluidity concrete to accelerate the solidification of the high-fluidity concrete and accelerate the construction process.

Optionally, a step of stirring the high-fluidity concrete by using a stirring assembly is further included after the step 3.

By adopting the technical scheme, when the large-fluidity concrete is stirred, the connection between the large-fluidity concrete and the surrounding soil can be promoted, the accelerating agent can be uniformly added into the large-fluidity concrete, and air bubbles in the large-fluidity concrete can be discharged.

Optionally, after the step 2 is finished and stays for 20-30min, the step 3 is performed.

By adopting the technical scheme, the concrete stays for 20-30min, so that the large-fluidity concrete can fully flow into the surrounding soil and fill all gaps, and the connection stability of the fixed cylinder and the surrounding soil is high.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the shape of the fixed cylinders is arranged, so that the large-fluidity concrete in the adjacent fixed cylinders can be connected into a whole, and a plurality of foundation piles are integrally formed to surround a foundation to block the inflow of underground water; the arrangement of the insertion assembly enables the large-fluidity concrete to flow into soil outside the fixed cylinder while extruding the stress plate, and the fixed cylinder and the soil are connected together to play an anchoring role, so that underground water can be blocked by one-time construction to adapt to loose soil, and the work of anchoring the fixed cylinder is saved, and time and labor are saved;

2. the setup of mobile hole inserts the cage for big mobile concrete inflow in the solid fixed cylinder provides convenient passageway for the inflow that big mobile concrete in the solid fixed cylinder can be quick inserts the cage in, and fills and fully inserts the cage, has further guaranteed the solid fixed cylinder in the stability of soil connection.

3. When the large-fluidity concrete is stirred, the connection of the large-fluidity concrete to the surrounding soil can be promoted, the accelerating agent can be uniformly added into the large-fluidity concrete, and air bubbles in the large-fluidity concrete can be discharged.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

fig. 2 is a schematic view intended to show the structure of the fixed cylinder;

FIG. 3 is a schematic diagram intended to show the construction of the insertion assembly;

FIG. 4 is a schematic view of the structure intended to show different angles of the insertion assembly;

FIG. 5 is an enlarged schematic view at A in FIG. 4;

FIG. 6 is a schematic view aimed at showing the structure of the charging assembly and the stirring assembly;

fig. 7 is a schematic view intended to show the construction process.

Description of the reference numerals: 1. a fixed cylinder; 11. a left barrel; 12. a connecting plate; 13. a right barrel; 2. an insertion assembly; 21. a stress plate; 211. a gusset plate; 212. a flow aperture; 22. an elastic member; 23. inserting the cage; 231. a tapered reinforcement cage; 232. a spike portion; 3. a feeding assembly; 31. a feeding pipe; 32. a feed tube; 321. a feed aperture; 4. a stirring assembly; 41. a driven wheel; 42. a driving wheel; 43. a motor; 5. and (5) foundation piles.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

The embodiment of the application discloses foundation pile auxiliary assembly. Referring to fig. 1, the ground foundation pile auxiliary equipment comprises a fixed cylinder 1, an insertion component 2, a feeding component 3 and a stirring component 4, wherein the fixed cylinder 1 is positioned in a ground foundation pit, the insertion component 2 is connected to the fixed cylinder 1 and is connected with soil, and the fixed cylinder 1 is filled with large-fluidity concrete; the feeding assembly 3 is used for adding an accelerating agent into the fixed cylinder 1; stirring subassembly 4 is connected with reinforced subassembly 3, and stirring subassembly 4 is used for driving reinforced subassembly 3 and rotates.

Referring to fig. 2, the fixed cylinder 1 includes a left cylinder 11, a connecting plate 12 and a right cylinder 13, the left cylinder 11 is an arc-shaped plate structure, the right cylinder 13 is an arc-shaped plate structure, the connecting plate 12 is a rectangular plate structure, the connecting plate 12 is set to be a plurality of, a plurality of connecting plates 12 are distributed between the left cylinder 11 and the right cylinder 13 at equal intervals, one end of each connecting plate 12 is welded and fixed to the left cylinder 11, and the other end of each connecting plate 12 is welded and fixed to the right cylinder 13.

Referring to fig. 3 and 4, the insert assembly 2 is provided in plurality, and the plurality of insert assemblies 2 are uniformly attached to the inner wall of the left barrel 11. The insertion assembly 2 comprises a stress plate 21 and an elastic piece 22 in an insertion cage 23, the stress plate 21 is square or circular, the stress plate 21 in the embodiment is circular, a stress plate 211 is annularly arranged around the stress plate 21, the stress plate 211 is made of an easily-deformable material, the stress plate 211 in the embodiment is made of rubber, the stress plate 211 is in an irregular annular shape, the stress plate 211 is obliquely arranged and is close to the inner wall of the fixed barrel 1 in the oblique direction, the inner ring of the stress plate 211 is fixedly welded with the stress plate 21, the outer ring of the stress plate 211 is abutted against the inner wall of the left barrel 11, a flow hole 212 is formed in the stress plate 21, and the flow hole 212 is located in the range surrounded by the insertion cage 23; the elastic member 22 is a spring or a damping block, the elastic member 22 in this embodiment is a spring, the elastic members 22 are provided in plurality, one end of each of the plurality of elastic members 22 is welded and fixed with the stress plate 21, and the other end is welded and fixed with the inner wall of the left barrel 11; the left barrel 11 is provided with an opening for the insertion cage 23 to extend out, referring to fig. 5, the insertion cage 23 comprises a tapered reinforcement cage 231 and a spine portion 232, the tapered reinforcement cage 231 is a tapered cage formed by vertically and horizontally weaving reinforcements, and the spine portion 232 is welded and fixed with a spine end of the tapered reinforcement cage 231.

When pouring into big mobile concrete in the solid fixed cylinder 1, big mobile concrete exerts pressure for atress board 21, atress board 21 removes to 11 inner wall directions of a left side section of thick bamboo, form a confined space after

gusset

211 and 11 inner wall butts of a left side section of thick bamboo, the translation rate of atress board 21 to 11 inner walls of a left side section of thick bamboo has been accelerated, until gusset 211 is extruded deformation, insert in the cage 23 inserts soil completely, big mobile concrete flows to and inserts in the cage 23, and flow into in the soil next door of solid fixed cylinder 1.

Referring to fig. 1 and 6, the feeding assembly 3 is located in the fixed cylinder 1 during construction, the feeding assembly 3 includes a feeding pipe 31 and a feeding pipe 32, the feeding pipe 31 is in a cylindrical structure, the length direction of the feeding pipe 31 is the same as that of the left cylinder 11, the number of the feeding pipes 31 is one, and one end of each feeding pipe 31 is rotatably connected with the feeding device through a rotary connecting ring; the filling tube 32 is the cylindricality column structure, and the length direction of filling tube 32 is the same with the length direction of left section of thick bamboo 11, and the filling tube 32 sets up to a plurality ofly, and the filling tube 32 in this embodiment sets up to two, and filling tube 32 one end and filling tube 31 welded fastening to the intercommunication, the filling tube 32 other end is sealed, has evenly seted up a plurality of charge openings 321 on the filling tube 32.

Referring to fig. 6, the stirring assembly 4 includes a driven wheel 41, a driving wheel 42 and a motor 43, the driven wheel 41 is sleeved on the feeding pipe 31 and is welded and fixed with the feeding pipe 31; the driving wheel 42 is meshed with the driven wheel 41; the axle center of the driving wheel 42 is connected with the driving shaft key of the motor 43, and the motor 43 and the feeding device are fixedly connected by a connecting plate.

After the stirring assembly 4 is started, the driving shaft of the motor 43 rotates to drive the driving wheel 42 to rotate, the driving wheel 42 rotates to drive the driven wheel 41 to rotate, the driven wheel 41 rotates to drive the feeding pipe 31 to rotate, the feeding pipe 31 rotates to drive the feeding pipe 32 to rotate, and the accelerator in the feeding pipe 32 is uniformly added into the high-fluidity concrete while the feeding pipe 32 rotates.

A foundation pile construction method comprises the following steps:

step 1, drilling a foundation hole by using a foundation pile drilling machine, then hoisting the fixed cylinder 1 into the foundation hole, wherein during hoisting, the insertion cage 23 pulls the elastic part 22 to return to the fixed cylinder 1 due to the resistance of surrounding soil, and until the fixed cylinder 1 is completely placed into the foundation hole, the prick part on the insertion cage 23 gradually extends outwards from the fixed cylinder 1;

step 2, pouring high-fluidity concrete into the fixed cylinder 1, wherein when the high-fluidity concrete is poured, the stress plate 21 drives the insertion cage 23 to be inserted into soil, and the high-fluidity concrete flows into the insertion cage 23 and flows into the soil beside the fixed cylinder 1;

step 3, after staying for 30min, inserting a feeding pipe 32 into the high-fluidity concrete, and adding a liquid accelerating agent into a feeding pipe 31;

step 4, starting the motor 43, driving the driving wheel 42, the driven wheel 41, the feeding pipe 31 and the feeding pipe 32 to rotate sequentially by a driving shaft of the motor 43, and uniformly adding the accelerating agent in the feeding pipe 32 into the high-fluidity concrete while rotating the feeding pipe 32; finally, stopping the accelerating agent, slowly lifting and extracting the feeding pipe 32;

step 5, referring to fig. 7, after one foundation pile 5 is manufactured, the foundation holes of the adjacent foundation piles 5 are communicated and excavated, the next foundation pile 5 is manufactured, and after the plurality of foundation piles 5 are arranged to surround the foundation, the foundation is excavated in the range surrounded by the plurality of foundation piles 5.

The implementation principle of the foundation pile auxiliary equipment and the foundation pile construction method provided by the embodiment of the application is as follows: step 1, drilling a foundation hole, and hanging a fixed cylinder 1 into the foundation hole; step 2, pouring high-fluidity concrete into the fixed cylinder 1, wherein when the high-fluidity concrete is poured, the high-fluidity concrete applies pressure to the stress plate 21, the stress plate 21 drives the insertion cage 23 to be inserted into soil beside the fixed cylinder 1, and the stress plate 211 is abutted against the inner wall of the left cylinder 11 to form a closed space, so that the moving speed of the stress plate 21 to the inner wall of the left cylinder 11 is accelerated; step 3, after staying for 30min, inserting a feeding pipe 32 into the high-fluidity concrete, and adding a liquid accelerating agent into a feeding pipe 31; step 4, starting the motor 43, wherein the motor 43 sequentially drives the driving wheel 42, the driven wheel 41, the feeding pipe 31 and the feeding pipe 32 to rotate, and the accelerating agent in the feeding pipe 32 is uniformly added into the high-fluidity concrete while the feeding pipe 32 rotates; finally, stopping the accelerating agent, slowly lifting and extracting the feeding pipe 32; and 5, communicating and excavating foundation holes of adjacent foundation piles 5, manufacturing the next foundation pile 5, and excavating the foundation in the range enclosed by the plurality of foundation piles 5 until the range enclosed by the plurality of foundation piles 5 is the foundation.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A foundation pile auxiliary equipment which is characterized in that: the concrete pouring device comprises a fixed cylinder (1) and an inserting assembly (2) which are positioned in a foundation hole, wherein the fixed cylinder (1) comprises a left cylinder (11), a connecting plate (12) and a right cylinder (13), the left cylinder (11) and the right cylinder (13) are abutted against the inner wall of the foundation hole, the connecting plate (12) is a rectangular plate, the connecting plate (12) is connected with the left cylinder (11) and the right cylinder (13), and the fixed cylinder (1) is used for filling large-fluidity concrete; insert subassembly (2) including atress board (21), elastic component (22) and insert cage (23), elastic component (22) are with atress board (21) and a left section of thick bamboo (11) fixed connection, insert cage (23) and connect and be close to a left section of thick bamboo (11) inner wall one side in atress board (21), set up the opening that supplies to insert cage (23) and stretch out a left section of thick bamboo (11) on a left section of thick bamboo (11), insert cage (23) including toper steel reinforcement cage (231) and spine portion (232), toper steel reinforcement cage (231) and atress board (21) fixed connection, spine portion (232) and toper steel reinforcement cage (231) fixed connection.

2. A foundation pile auxiliary device as claimed in claim 1, wherein: stress plate (21) are encircled around and are equipped with gusset (211), and gusset (211) are made by changeability material, and gusset (211) slope sets up, and the incline direction is close to fixed section of thick bamboo (1) inner wall, gusset (211) and stress plate (21) fixed connection.

3. A foundation pile auxiliary device as claimed in claim 1, wherein: the stress plate (21) is provided with flow holes (212), and the flow holes (212) are located in the range surrounded by the reinforcing steel bar holes.

4. A foundation pile auxiliary device as claimed in claim 1, wherein: the quick-setting admixture further comprises a charging assembly (3), the charging assembly (3) is used for adding an accelerating agent, the charging assembly (3) comprises a charging pipe (31) and at least one charging pipe (32), the charging pipe (32) is inserted into the fixed cylinder (1), the charging pipe (32) is fixedly communicated with the charging pipe (31), and a plurality of charging holes (321) are formed in the charging pipe (32).

5. A foundation pile auxiliary equipment as claimed in claim 1, wherein: still including stirring subassembly (4), stirring subassembly (4) are including following driving wheel (41), action wheel (42) and motor (43), follow driving wheel (41) and feeding pipe (31) fixed connection, action wheel (42) and follow driving wheel (41) meshing, action wheel (42) and the drive shaft fixed connection of motor (43), motor (43) and the equipment connection that is used for throwing the material.

6. A foundation pile construction method as claimed in any one of claims 1 to 5, wherein: the method comprises the following steps:

step 1, drilling a foundation hole and placing a fixed cylinder (1);

step 2, pouring high-fluidity concrete into the fixed cylinder (1);

and 3, inserting the feeding pipe (32) into the large-fluidity concrete, accelerating the coagulant, and then drawing out the feeding pipe (32).

7. A foundation pile construction method according to claim 6, wherein: and the step 3 is followed by a step of stirring the concrete with high fluidity by using a stirring assembly (4).

8. A foundation pile construction method according to claim 6, wherein: and (3) after the step 2 is finished and stays for 20-30min, performing step 3.