CN213448489U

CN213448489U - Grouting device for grouting and pile-forming composite treatment of pipe well

Info

Publication number: CN213448489U
Application number: CN202022115786.5U
Authority: CN
Inventors: 黄普; 杨东; 宋海燕; 任凯; 杨显锋
Original assignee: No8 Construction Co Ltd Of Chongqing Construction Engineering Group
Current assignee: No8 Construction Co Ltd Of Chongqing Construction Engineering Group
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2021-06-15
Anticipated expiration: 2030-09-23

Abstract

The utility model relates to a grouting device for the combined treatment of grouting and pile-forming of a pipe well, which comprises a grouting pump, a connecting pipe, a three-way pipe and a telescopic mechanism, wherein the connecting pipe is installed at a connecting port of the grouting pump, the connecting pipe is connected with a plurality of three-way pipes, the bottom of each three-way pipe is provided with the telescopic mechanism, the telescopic mechanism comprises a control valve, a fixed inner pipe and a movable outer pipe, the top end of the control valve is in conduction connection with the bottom of the three-way pipe, and the bottom side of the three-way pipe is provided with the; when putting into the tube well with telescopic machanism, the servo motor work on the first mounting panel this moment drives the threaded rod and rotates, along with the threaded rod is rotatory, passes through the second mounting panel with threaded rod threaded connection's sleeve pipe and drives movable outer tube lift, and movable outer tube is gone up and down in the fixed inner tube outside this moment, and the two cooperation length matches with the degree of depth of tube well, is convenient for be applied to the tube well of different constructions, and when the sleeve pipe goes up and down, and flexible pipe is synchronous flexible, protects the threaded rod.

Description

Grouting device for grouting and pile-forming composite treatment of pipe well

Technical Field

The utility model relates to a foundation soil handles technical field, especially relates to a slip casting device that is used for pipe well slip casting stake composite processing.

Background

After the super-consolidation hard shell materials are formed on the upper part of the soft foundation, the water suction pipe and the auxiliary equipment in the pipe well are extracted and replaced by a grouting pump and a grouting steel pipe, grouting liquid flows out along the orifice of the grouting pipe during grouting, bottom grouting liquid and the soft foundation are hybridized and hardened with each other, underground water backflow is blocked, and the water level of the soil layer below the soft foundation is ensured not to rise easily; meanwhile, the pipe well is backfilled with crushed stones to form a composite pile, so that the bearing rigidity and strength of the soft foundation can be greatly improved, and the aim of integrally reinforcing the soft foundation is fulfilled.

In the process of grouting through a grouting pump and a grouting steel pipe, the insertion depth of the grouting steel pipe is required to be matched with the depth of a pipe well, in the actual operation process, the depth of the pipe well is required in different foundations, and the grouting steel pipe with fixed length cannot meet different construction requirements; simultaneously, when the grouting steel pipe is inserted into the pipe well, the bottom end of the grouting steel pipe collides with the bottom of the pipe well easily.

SUMMERY OF THE UTILITY MODEL

The utility model provides a problem to provide a slip casting device for pipe well slip casting becomes stake combined treatment, solved through slip casting pump and slip casting steel pipe in-process of slip casting, need guarantee the depth of insertion of slip casting steel pipe and the degree of depth phase-match of pipe well this moment, in the actual operation process, the depth of pipe well is required in the different ground, and the thick liquid steel pipe of fixed length can't satisfy different construction requirements; meanwhile, when the grouting steel pipe is inserted into the pipe well, the technical problem that the bottom end of the grouting steel pipe collides with the bottom of the pipe well easily occurs.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a grouting device for combined treatment of grouting and pile forming of a pipe well comprises a grouting pump, a connecting pipe, three-way pipes and a telescopic mechanism, wherein the connecting pipe is installed at a connecting port of the grouting pump and is connected with the three-way pipes, and the telescopic mechanism is installed at the bottoms of the three-way pipes;

the telescopic mechanism comprises a control valve, a fixed inner pipe and a movable outer pipe, the top end of the control valve is in conduction connection with the bottom of the three-way pipe, the fixed inner pipe is installed at the bottom side of the three-way pipe, the movable outer pipe is slidably installed outside the fixed inner pipe, a hollow base is installed at the bottom of the movable outer pipe, a plurality of installation grooves are formed in the base at equal angles, springs are installed on the top walls of the installation grooves, movable rods are installed at the bottom sides of the springs, and the bottom ends of the movable rods are located below the base and fixed to the top side of.

Preferably, first mounting panel is installed to the control valve outside symmetry, servo motor is installed at first mounting panel top, the threaded rod is installed through first mounting panel to the servo motor output.

Preferably, the second mounting panel is installed to activity outer tube outside top and the equal symmetry in bottom, homonymy two the second mounting panel is connected with the sleeve pipe both ends, the threaded hole is seted up on the sleeve pipe top, sleeve pipe and threaded rod threaded connection.

Preferably, the outer side of the threaded rod is provided with a telescopic pipe between the first mounting plate and the second mounting plate at the top end.

Preferably, the outer side of the fixed inner pipe and the inner side of the movable outer pipe are both provided with a sealing gasket.

The utility model has the advantages that: when the telescopic mechanism is placed into a pipe well, a servo motor on the first mounting plate works to drive the threaded rod to rotate, the sleeve in threaded connection with the threaded rod drives the movable outer pipe to lift through the second mounting plate along with the rotation of the threaded rod, the movable outer pipe lifts outside the fixed inner pipe at the moment, the matching length of the movable outer pipe and the fixed inner pipe is matched with the depth of the pipe well, the telescopic pipe is convenient to apply to pipe wells in different constructions, and when the sleeve lifts, the telescopic pipe synchronously stretches and retracts to protect the threaded rod;

before the base of activity outer tube bottom and the contact of tube well bottom, at first cushion socket and the contact of tube well bottom, and the movable rod compression spring in the mounting groove when contacting plays the effect of buffering through the elastic deformation of spring.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the telescopic mechanism of the present invention;

fig. 3 is a partial cross-sectional view of the base of the present invention.

Illustration of the drawings:

1. grouting pump; 2. a connecting pipe; 3. a three-way pipe; 4. a telescoping mechanism; 5. a control valve; 6. fixing the inner pipe; 7. a movable outer tube; 8. a first mounting plate; 9. a servo motor; 10. a threaded rod; 11. a telescopic pipe; 12. a second mounting plate; 13. a sleeve; 14. a base; 15. mounting grooves; 16. a spring; 17. a movable rod; 18. a buffer seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Specific examples are given below.

Referring to fig. 1 to 3, a grouting device for combined treatment of grouting and pile-forming of a pipe well comprises a grouting pump 1, a connecting pipe 2, a three-way pipe 3 and a telescopic mechanism 4, wherein the connecting pipe 2 is installed at a connector of the grouting pump 1, the connecting pipe 2 is connected with a plurality of three-way pipes 3, and the telescopic mechanisms 4 are installed at the bottoms of the three-way pipes 3;

telescopic machanism 4 includes control valve 5, fixed inner tube 6 and activity outer tube 7, 5 tops of control valve and 3 bottoms on-off connections of three-way pipe, fixed inner tube 6 is installed to 3 bottom sides of three-way pipe, fixed inner tube 6 outside slidable mounting has activity outer tube 7, hollow base 14 is installed to activity outer tube 7 bottom, a plurality of mounting groove 15 has been seted up to angles such as base 14 is inside, spring 16 is installed to a plurality of mounting groove 15 roof, movable rod 17 is installed to spring 16 bottom side, movable rod 17 bottom is located base 14 below and fixes at hollow cushion socket 18 top side.

As an embodiment of the utility model, first mounting panel 8 is installed to 5 outside symmetries of control valve, servo motor 9 is installed at 8 tops of first mounting panel, servo motor 9 output runs through first mounting panel 8 and installs threaded rod 10, second mounting panel 12 is installed to 7 outside tops of activity outer tube and the equal symmetry in bottom, two second mounting panels 12 of homonymy are connected with sleeve pipe 13 both ends, threaded hole has been seted up on sleeve pipe 13 top,

sleeve pipe

13 and 10 threaded rod threaded connection, servo motor 9 work on the first mounting panel 8 drives threaded rod 10 and rotates, along with threaded rod 10 is rotatory, sleeve pipe 13 with 10 threaded rod threaded connection drives 7 lifts of activity outer tube through second mounting panel 12.

As an embodiment of the utility model, threaded rod 10 outside just is located and installs flexible pipe 11 between first mounting panel 8 and the top second mounting panel 12, when sleeve pipe 13 goes up and down, flexible pipe 11 is synchronous flexible, protects threaded rod 10.

As an embodiment of the utility model, its characterized in that, the fixed inner tube 6 outside all is provided with sealed the pad with activity outer tube 7 inboard, guarantees to realize the sealed sliding connection of fixed inner tube 6 and activity outer tube 7.

The working principle is as follows: after the hyperconcentration 'hard shell material' is formed on the upper part of a soft soil layer, a suction pipe and accessory equipment in a pumping-out pipe well are replaced by a grouting pump 1 and a telescopic mechanism 4, at the moment, when the telescopic mechanism 4 is placed in the pipe well, a servo motor 9 on a first mounting plate 8 works to drive a threaded rod 10 to rotate, a sleeve 13 in threaded connection with the threaded rod 10 drives a movable outer pipe 7 to lift through a second mounting plate 12 along with the rotation of the threaded rod 10, the movable outer pipe 7 lifts outside a fixed inner pipe 6 at the moment, the matching length of the movable outer pipe and the fixed inner pipe is matched with the depth of the pipe well, before a base 14 at the bottom end of the movable outer pipe 7 is contacted with the bottom of the pipe well, a buffer seat 18 is firstly contacted with the bottom of the pipe well, and a movable rod 17 compresses a spring 16 in a mounting groove 15 while contacting, the spring 16 plays a buffering role through the elastic deformation, the water level of a soil layer at the lower part of the soft foundation is ensured not to be easily raised, and meanwhile, the pipe well is backfilled with crushed stones to form a composite pile, so that the bearing rigidity and the strength of the soft foundation can be greatly improved, and the aim of integrally reinforcing the soft foundation is fulfilled.

When the telescopic mechanism 4 is placed in a pipe well, the servo motor 9 on the first mounting plate 8 works to drive the threaded rod 10 to rotate, the sleeve 13 in threaded connection with the threaded rod 10 drives the movable outer pipe 7 to lift through the second mounting plate 12 along with the rotation of the threaded rod 10, the movable outer pipe 7 lifts outside the fixed inner pipe 6 at the moment, the matching length of the movable outer pipe and the fixed inner pipe is matched with the depth of the pipe well, the telescopic pipe 11 is conveniently applied to the pipe well with different constructions, and when the sleeve 13 lifts, the telescopic pipe 11 synchronously stretches out and draws back to protect the threaded rod 10;

before the base 14 at the bottom end of the movable outer tube 7 is contacted with the bottom of the tube well, the buffer seat 18 is firstly contacted with the bottom of the tube well, and the movable rod 17 compresses the spring 16 in the mounting groove 15 while contacting, so that the buffer effect is achieved through the elastic deformation of the spring 16.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The grouting device for the grouting and pile-forming combined treatment of the pipe well is characterized by comprising a grouting pump (1), a connecting pipe (2), a three-way pipe (3) and a telescopic mechanism (4), wherein the connecting pipe (2) is installed at a connecting port of the grouting pump (1), the connecting pipe (2) is connected with a plurality of three-way pipes (3), and the telescopic mechanism (4) is installed at the bottom of each three-way pipe (3);

telescopic machanism (4) are including control valve (5), fixed inner tube (6) and activity outer tube (7), control valve (5) top and three-way pipe (3) bottom turn-on connection, fixed inner tube (6) are installed to three-way pipe (3) bottom side, fixed inner tube (6) outside slidable mounting has activity outer tube (7), hollow base (14) are installed to activity outer tube (7) bottom, a plurality of mounting groove (15), a plurality of have been seted up to angle such as base (14) inside spring (16) are installed to mounting groove (15) roof, movable rod (17) are installed to spring (16) bottom side, movable rod (17) bottom is located base (14) below and fixes on hollow buffing pad (18) top side.

2. The grouting device for grouting and pile-forming combined treatment of a pipe well is characterized in that a first mounting plate (8) is symmetrically mounted outside the control valve (5), a servo motor (9) is mounted on the top of the first mounting plate (8), and a threaded rod (10) is mounted at the output end of the servo motor (9) and penetrates through the first mounting plate (8).

3. The grouting device for grouting and pile-forming combined treatment of a pipe well as defined in claim 1, wherein the top end and the bottom end of the outer side of the movable outer pipe (7) are symmetrically provided with second mounting plates (12), two second mounting plates (12) on the same side are connected with two ends of a sleeve (13), the top end of the sleeve (13) is provided with a threaded hole, and the sleeve (13) is in threaded connection with the threaded rod (10).

4. Grouting device for a combined pipe-well grouting and pile-forming process, according to claim 2, characterised in that outside the threaded rod (10) and between the first mounting plate (8) and the second mounting plate (12) at the top, there is mounted a telescopic pipe (11).

5. Grouting device for grouting and pile-forming composite treatment of pipe wells according to claim 1, characterised in that sealing gaskets are arranged on the outside of the fixed inner pipe (6) and the inside of the movable outer pipe (7).