CN213173696U

CN213173696U - Muddy soil layer foundation pit supporting cement-soil mixing pile machine

Info

Publication number: CN213173696U
Application number: CN202021347187.XU
Authority: CN
Inventors: 范立军; 高志; 葛元辉
Original assignee: China Railway Construction Group Co Ltd; China Railway Construction Group Southern Engineering Co Ltd
Current assignee: China Railway Construction Group Co Ltd; China Railway Construction Group Southern Engineering Co Ltd
Priority date: 2020-07-10
Filing date: 2020-07-10
Publication date: 2021-05-11
Anticipated expiration: 2030-07-10

Abstract

The utility model discloses a muddy soil layer foundation pit supporting cement soil mixing pile machine, which comprises a supporting seat, wherein both sides of the top of the supporting seat are fixedly connected with electric telescopic cylinders, the output ends of the two electric telescopic cylinders are fixedly connected with the bottom end of a top plate, one side of the top plate is fixedly provided with a material storage barrel, the center of the top plate is fixedly connected with a motor box, the top end of the inner wall of the motor box is fixedly provided with a motor, the output end of the motor is fixedly connected with one end of a rotating pipe, the other end of the rotating pipe is in threaded connection with a first hollow rod, and the middle part of the first hollow rod is fixedly provided with a plurality of first stirring sheets. The convenient dismantlement sets up the booster pump, makes things convenient for the ejection of compact, reduces and blocks up.

Description

Muddy soil layer foundation pit supporting cement-soil mixing pile machine

Technical Field

The utility model relates to a stirring stake field specifically is a muddy soil layer foundation excavation supporting is with cement soil stirring stake machine.

Background

In the engineering construction process, a soft soil foundation which can not meet the requirements of building bearing and settlement control is often encountered, such as a mucky soil layer, the cement soil mixing pile has low construction cost and simple construction process, and is widely applied to the reinforcement treatment of the soft soil foundation.

However, the existing cement mixing pile machine generally has the defects of uneven cement mixing, multi-layer cake-shaped pile body, poor pile forming quality, repeated sinking and lifting for repeated mixing, realization of the uniformity of the cement of the pile body as much as possible, long construction period, low efficiency and reduced quality of finished products, and in addition, a mixing head generally has the defects of easy failure, difficult disassembly and particularly troublesome maintenance, and the conditions of uneven discharging and material blockage easily occur when cement slurry is injected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a muddy soil layer foundation pit struts uses cement stirring stake machine, but current cement stirring stake machine ubiquitous cement stirring inhomogeneous that proposes in solving above-mentioned background art, the pile body is the thousand layers of pie more, it is relatively poor to become the stake quality, need sink repeatedly and promote the repeated stirring, with the homogeneity of realizing pile body cement as far as possible, construction period is longer, can cause inefficiency and off-the-shelf quality to descend like this, in addition, the stirring head generally relatively breaks down easily, difficult dismantlement, the maintenance becomes especially troublesome, generally when the injected cement thick liquid, the ejection of compact is inhomogeneous easily appearing simultaneously, the condition of putty, it is very troublesome to handle.

In order to achieve the above object, the utility model provides a following technical scheme: a muddy soil layer foundation pit supporting cement mixing pile machine comprises a supporting seat, wherein two sides of the top of the supporting seat are fixedly connected with electric telescopic cylinders, the output ends of the two electric telescopic cylinders are fixedly connected with the bottom end of a top plate, one side of the top plate is fixedly provided with a storage barrel, the top of the storage barrel is fixedly communicated with a feeding hopper, the center of the top plate is fixedly connected with a motor box, the top end of the inner wall of the motor box is fixedly provided with a motor, the output end of the motor is fixedly connected with one end of a rotating pipe, the rotating pipe penetrates through the middle of the top plate and is arranged below the top plate, a first bearing is sleeved at the joint of the rotating pipe and the top plate, the other end of the rotating pipe is in threaded connection with a first hollow rod, the middle of the first hollow rod is fixedly provided with a plurality of first stirring sheets, the bottoms of two sides of the first hollow rod are fixedly communicated with, the bottom of first hollow rod and the one end fixed connection of center pin, the other end of center pin passes the inner wall of sleeve pipe one side and is connected with the inner wall rotation of sleeve pipe opposite side, the center pin is equipped with the second bearing with the sheathed tube junction cover, the top fixed connection of the hollow rod of sheathed tube bottom and second, the middle part fixed mounting of the hollow rod of second has a plurality of second stirring piece, the bottom fixed mounting of the hollow rod of second has the drill bit, the fixed surface of supporting seat one side installs flush mounting plate switch.

As an optimal technical scheme of the utility model, flush mounting plate's surface is equipped with electronic telescoping cylinder switch and motor switch, just electronic telescoping cylinder and motor are respectively through electronic telescoping cylinder switch and motor switch and external power supply electric connection.

As a preferred technical scheme of the utility model, the middle part fixed mounting of center pin has the gear, sheathed tube inner wall fixed mounting has the ring rack, sheathed tube one side interlude is connected with the gear shaft, the gear shaft is equipped with the third bearing with the sheathed tube junction cover, one side and the ring rack meshing of gear shaft are connected, the opposite side and the gear meshing of gear shaft are connected.

As an optimal technical scheme of the utility model, the hollow pole of bull stick, first hollow pole and second is the stainless steel and makes, the corner fixed mounting of supporting seat bottom has the universal wheel.

As a preferred technical scheme of the utility model, the fixed intercommunication in one side of commentaries on classics pipe has the pan feeding pipe, the bottom of storage bucket is leaks hopper-shaped, the bottom of storage bucket is passed through hose and pan feeding pipe intercommunication, fixed mounting has the solenoid valve on the discharge gate of storage bucket bottom, flush mounting plate of switch's surface still is equipped with the solenoid valve switch, the solenoid valve passes through solenoid valve switch and external power supply electric connection.

As an optimal technical scheme of the utility model, the opposite side fixed mounting at roof top has the booster pump, the output of booster pump passes through the fixed intercommunication in one side of connecting pipe and storage bucket, flush mounting plate's surface still is equipped with the booster pump switch, the booster pump passes through booster pump switch and external power supply electric connection.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the motor drives the rotating pipe and the first hollow rod to rotate under the action of the motor, the first stirring sheet on the first hollow rod can stir cement paste and soil, the central shaft rotates at the same time, the sleeve and the second hollow rod reversely rotate under the action of the gear shaft, and the second stirring sheet reversely stirs the cement paste and the soil, so that the cement paste and the soil are stirred in double directions and in the positive and negative directions, and the stirring is more uniform and efficient;

2. with change pipe and first hollow rod threaded connection, and motor direction of rotation and screw thread opposite direction for the stirring part can be dismantled, if stirring part and drill bit go wrong can pull down the change or maintain, convenient to use sets up the booster pump simultaneously and pressurizes to the storage bucket, makes the ejection of compact more smooth and easy.

Drawings

Fig. 1 is a front sectional view of the present invention;

FIG. 2 is a connection structure diagram of the first hollow rod and the second hollow rod of the present invention;

fig. 3 is a sectional structure view of the connection between the central shaft and the sleeve according to the present invention.

In the figure: 1. a supporting seat; 2. an electric telescopic cylinder; 3. a top plate; 4. an electromagnetic valve; 5. a storage barrel; 6. Feeding into a hopper; 7. a motor; 8. a motor box; 9. a booster pump; 10. pipe rotation; 11. a first hollow shaft; 12. A drill bit; 13. a switch panel; 14. a universal wheel; 15. a central shaft; 16. a first stirring sheet; 17. a sleeve; 18. a guniting pipe; 19. a second stirring sheet; 20. a second hollow shaft; 21. a gear; 22. a gear shaft.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the utility model provides a muddy soil layer foundation pit supporting cement mixing pile machine, which comprises a supporting seat 1, wherein both sides of the top of the supporting seat 1 are fixedly connected with electric telescopic cylinders 2, the output ends of the two electric telescopic cylinders 2 are fixedly connected with the bottom end of a top plate 3, one side of the top plate 3 is fixedly provided with a storage barrel 5, the top of the storage barrel 5 is fixedly communicated with a feeding hopper 6, the center of the top plate 3 is fixedly connected with a motor box 8, the top end of the inner wall of the motor box 8 is fixedly provided with a motor 7, the output end of the motor 7 is fixedly connected with one end of a rotating pipe 10, the rotating pipe 10 penetrates through the middle part of the top plate 3 and is arranged below the top plate 3, a first bearing is sleeved at the joint of the rotating pipe 10 and the top plate 3, the other end of the rotating pipe 10 is in threaded connection with a first hollow rod 11, the bottom of 11 both sides of first hollow rod all is fixed the intercommunication has whitewashing pipe 18, the bottom of 11 of first hollow rod and the one end fixed connection of center pin 15, the inner wall that the other end of center pin 15 passed sleeve pipe 17 one side is rotated with the inner wall of sleeve pipe 17 opposite side and is connected, the junction cover of center pin 15 and sleeve pipe 17 is equipped with the second bearing, the bottom of sleeve pipe 17 and the top fixed connection of the hollow rod 20 of second, the middle part fixed mounting of the hollow rod 20 of second has a plurality of second stirring piece 19, the bottom fixed mounting of the hollow rod 20 of second has drill bit 12, the fixed surface of 1 one side of supporting seat has flush mounting plate 13.

Preferably, the surface of the switch panel 13 is provided with an electric telescopic cylinder switch and a motor switch, the electric telescopic cylinder 2 and the motor 7 are respectively electrically connected with an external power supply through the electric telescopic cylinder switch and the motor switch, and the switch panel 13 is arranged to conveniently control the electric telescopic cylinder 2 and the motor 7 respectively.

Preferably, the middle of the central shaft 15 is fixedly provided with a gear 21, the inner wall of the sleeve 17 is fixedly provided with an annular rack, one side of the sleeve 17 is connected with a gear shaft 22 in a penetrating manner, a third bearing is sleeved at the joint of the gear shaft 22 and the sleeve 17, one side of the gear shaft 22 is connected with the annular rack in a meshing manner, the other side of the gear shaft 22 is connected with the gear 21 in a meshing manner, and the gear shaft 22 and the gear 21 are arranged so that the gear 21 rotates to drive the sleeve 17 to rotate reversely.

Preferably, the rotating pipe 10, the first hollow rod 11 and the second hollow rod 20 are made of stainless steel, the universal wheel 14 is fixedly mounted at the corner of the bottom of the supporting seat 1, the use is prevented from being affected by oxidation rusting, the stirring is carried out while discharging, and the universal wheel 14 is arranged to be convenient to move.

Preferably, a feeding pipe is fixedly communicated with one side of the rotating pipe 10, the bottom of the storage barrel 5 is funnel-shaped, the bottom of the storage barrel 5 is communicated with the feeding pipe through a hose, an electromagnetic valve 4 is fixedly mounted on a discharge hole in the bottom of the storage barrel 5, an electromagnetic valve switch is further arranged on the surface of the switch panel 13, the electromagnetic valve 4 is electrically connected with an external power supply through the electromagnetic valve switch, and the electromagnetic valve 4 is arranged to facilitate control of discharge.

Preferably, the other side fixed mounting at roof 3 top has booster pump 9, and the output of booster pump 9 passes through the fixed intercommunication of connecting pipe and one side of storage bucket 5, and flush mounting plate 13's surface still is equipped with the booster pump switch, and booster pump 9 passes through booster pump switch and external power source electric connection, sets up booster pump 9 and guarantees that the grout pan feeding is more even, reduces the possibility that the ejection of compact blockked up.

When the cement-soil mixing pile machine is used in detail, the cement-soil mixing pile machine for supporting the foundation pit of the mucky soil layer foundation is characterized in that the position of the mixing pile machine is adjusted, the prepared cement slurry is added into the material storage barrel 5 from the material inlet hopper 6, the hose is inserted and communicated with the material inlet pipe on one side of the rotating pipe 10, the electromagnetic valve 4 is opened, the booster pump 9 is started, the cement slurry is poured into the rotating pipe 10 smoothly, the electromagnetic valve 4 is closed, the hose is taken out, the motor 7 and the electric telescopic cylinder 2 are started, the two electric telescopic cylinders 2 are the same electric telescopic cylinder, so that the drill bit 12 drills downwards, the cement slurry can enter the bottom along the rotating pipe 10 and the first hollow rod 11 and is sprayed out by the slurry spraying pipe 18, meanwhile, under the action of the motor 7, the rotating pipe 10 rotates to drive the first hollow rod 11, the first stirring sheet 16 on the first hollow rod 11 stirs the cement slurry and the soil, under the drive of the first, the rotatory drive gear axle 22 of center pin 15, and then drive sleeve pipe 17 reverse rotation, the hollow pole 20 of the second of sleeve pipe 17 bottom and the hollow pole 20 surperficial second stirring piece 19 of second rotate, carry out dual stirring to grout and soil for mix more evenly, thereby accomplish stirring limit play thick liquid, when blade or the drill bit 12 of stirring broke down, can dismantle to get off to change or maintain.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a muddy soil layer foundation is cement soil stirring stake machine for supporting, includes supporting seat (1), its characterized in that: the two sides of the top of the supporting seat (1) are fixedly connected with electric telescopic cylinders (2), the output ends of the two electric telescopic cylinders (2) are fixedly connected with the bottom end of a top plate (3), one side of the top plate (3) is fixedly provided with a storage barrel (5), the top of the storage barrel (5) is fixedly communicated with a feeding hopper (6), the center of the top plate (3) is fixedly connected with a motor box (8), the top end of the inner wall of the motor box (8) is fixedly provided with a motor (7), the output end of the motor (7) is fixedly connected with one end of a rotating pipe (10), the rotating pipe (10) penetrates through the middle part of the top plate (3) and is arranged below the top plate (3), a first bearing is sleeved at the joint of the rotating pipe (10) and the top plate (3), the other end of the rotating pipe (10) is in threaded connection with a first hollow rod (11), a plurality of first stirring sheets (16) are fixedly arranged in the middle of the first hollow rod (11), the bottoms of the two sides of the first hollow rod (11) are fixedly communicated with guniting pipes (18), the bottom end of the first hollow rod (11) is fixedly connected with one end of a central shaft (15), the other end of the central shaft (15) passes through the inner wall of one side of the sleeve (17) and is rotationally connected with the inner wall of the other side of the sleeve (17), a second bearing is sleeved at the joint of the central shaft (15) and the sleeve (17), the bottom end of the sleeve (17) is fixedly connected with the top of the second hollow rod (20), the middle part of the second hollow rod (20) is fixedly provided with a plurality of second stirring blades (19), the bottom fixed mounting of the hollow pole of second (20) has drill bit (12), the fixed surface of supporting seat (1) one side installs flush mounting plate of switch (13).

2. The muddy soil layer foundation pit supporting cement mixing pile machine as claimed in claim 1, characterized in that: the surface of the switch panel (13) is provided with an electric telescopic cylinder switch and a motor switch, and the electric telescopic cylinder (2) and the motor (7) are respectively electrically connected with an external power supply through the electric telescopic cylinder switch and the motor switch.

3. The muddy soil layer foundation pit supporting cement mixing pile machine as claimed in claim 1, characterized in that: the middle part fixed mounting of center pin (15) has gear (21), the inner wall fixed mounting of sleeve pipe (17) has annular rack, gear shaft (22) have been connected to one side interlude of sleeve pipe (17), the junction cover of gear shaft (22) and sleeve pipe (17) is equipped with the third bearing, one side and the annular rack meshing of gear shaft (22) are connected, the opposite side and the gear (21) meshing of gear shaft (22) are connected.

4. The muddy soil layer foundation pit supporting cement mixing pile machine as claimed in claim 1, characterized in that: the rotary pipe (10), the first hollow rod (11) and the second hollow rod (20) are all made of stainless steel, and universal wheels (14) are fixedly mounted at corners of the bottom of the supporting seat (1).

5. The muddy soil layer foundation pit supporting cement mixing pile machine as claimed in claim 1, characterized in that: the fixed intercommunication in one side of commentaries on classics pipe (10) has the pan feeding pipe, the bottom of storage bucket (5) is hourglass hopper-shaped, the bottom of storage bucket (5) is through hose and pan feeding pipe intercommunication, fixed mounting has solenoid valve (4) on the discharge gate of storage bucket (5) bottom, the surface of flush mounting plate of switch (13) still is equipped with the solenoid valve switch, solenoid valve (4) are through solenoid valve switch and external power supply electric connection.

6. The muddy soil layer foundation pit supporting cement mixing pile machine as claimed in claim 1, characterized in that: the other side fixed mounting at roof (3) top has booster pump (9), the output of booster pump (9) passes through the fixed intercommunication in one side of connecting pipe and storage bucket (5), the surface of flush mounting plate of switch (13) still is equipped with the booster pump switch, booster pump (9) pass through booster pump switch and external power supply electric connection.