CN215169741U - Complex foundation reinforcing device - Google Patents
Complex foundation reinforcing device Download PDFInfo
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- CN215169741U CN215169741U CN202121359426.8U CN202121359426U CN215169741U CN 215169741 U CN215169741 U CN 215169741U CN 202121359426 U CN202121359426 U CN 202121359426U CN 215169741 U CN215169741 U CN 215169741U
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- mast
- drill bit
- channel
- grouting
- pressurizing
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Abstract
The utility model discloses a complex foundation reinforcing device, which comprises a machine pedestal, a mast arranged on the upper part of the machine pedestal, a drill bit mechanism arranged on the mast, wherein the drill bit mechanism comprises a power device and a drill bit component connected with the power device, the drill bit component comprises a drill bit, a shaft sleeve is arranged above the drill bit, a shaft coupling is arranged on the shaft sleeve and is connected with the power device, the interior of the drill bit is arranged in a hollow way and is separated into a first channel and a second channel by a baffle plate, a grouting pipe is arranged in the first channel, a high-pressure air pipe is arranged in the second channel, the grouting pipe passes through the side wall of the shaft sleeve and is connected with a first rotary joint, the first rotary joint is connected with a grouting pump through a grouting connecting pipe, the grouting pump is arranged on the machine pedestal, a pressurizing hole passes through the side wall of the shaft sleeve and is connected with a second rotary joint, and the second rotary joint is connected with a pressurizing pump through a pressurizing connecting pipe, the pressure pump is arranged on the machine base.
Description
Technical Field
The utility model belongs to the technical field of mechanical equipment technique and specifically relates to a complicated ground reinforcing apparatus.
Background
The traditional foundation reinforcement adopts a rotary jet grouting method, wherein the rotary jet grouting method generally adopts a drilling machine to form a drill hole, and then a guniting pipe is placed for grouting. In current equipment, some appear and set up the slip casting pipe inside the drill bit, after the pore-forming finishes, the promotion in-process of drill bit, accomplish the slip casting, to complicated ground, for example soil property soft zone, loess area, this kind of method can not consolidate the ground.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a complicated ground reinforcing apparatus to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
complex foundation stabilization device comprising
A machine pedestal, a mast arranged on the upper part of the machine pedestal,
a drill bit mechanism arranged on the mast,
the drill bit mechanism comprises a power device and a drill bit component connected with the power device,
the drill bit assembly comprises a drill bit, a shaft sleeve is arranged above the drill bit, a shaft coupling is arranged on the shaft sleeve and connected with a power device, the interior of the drill bit is hollow and is separated into a first channel and a second channel by a partition plate,
a grouting pipe is arranged in the first channel, and a grouting hole is formed in the bottom of the drill bit and positioned at the bottom of the first channel and communicated with the first channel;
a high-pressure air pipe is arranged in the second channel, a pressurizing hole is arranged at the bottom of the drill bit and positioned at the bottom of the second channel, and the pressurizing hole is communicated with the second channel;
the grouting pipe penetrates through the side wall of the shaft sleeve to be connected with a first rotary joint, the first rotary joint is connected with a grouting pump through a grouting connecting pipe, the grouting pump is arranged on the pedestal,
the pressurizing hole penetrates through the side wall of the shaft sleeve to be connected with a second rotary joint, the second rotary joint is connected with a pressurizing pump through a pressurizing connecting pipe, and the pressurizing pump is arranged on the machine base.
Furthermore, the machine pedestal is also provided with a hydraulic cylinder, a power output end of the hydraulic cylinder is provided with a mast sleeve, the mast sleeve is connected with the mast, and the machine pedestal is also provided with a mast support which is connected with the mast.
Further, the mast bracket is hinged with the machine pedestal and the mast respectively.
Furthermore, a bearing plate is arranged at the bottom of the mast, the mast sleeve is fixed with the bearing plate, and the mast support is connected with the bearing plate.
Further, the pressurizing hole is positioned at the position of 20-80cm above the grouting hole.
Compared with the prior art, the beneficial effects of the utility model are that:
when the grouting is carried out, high-pressure air is injected into the formed hole through a high-pressure air pipe by a pressure pump, the inner wall of the formed hole is reinforced by the high-pressure air in the lifting process of the drill bit, and then the bottom is grouted.
Drawings
Fig. 1 is a schematic structural view of the present invention in an operating state;
fig. 2 is a schematic structural view of the present invention in a closed state;
fig. 3 is a schematic structural diagram of the drill bit assembly of the present invention.
Detailed Description
The present invention will be described in detail with reference to specific embodiments.
Referring to fig. 1 and 3, the utility model provides a complicated ground reinforcing apparatus, include
A machine base 12, a mast 8 provided on an upper portion of the machine base 12,
a drill head mechanism, which is arranged on the mast 8,
the drill bit mechanism comprises a power device 9, a drill bit assembly 10 connected with the power device 9,
the drill bit assembly 10 comprises a drill bit 109, a shaft sleeve 104 is arranged above the drill bit 109, a coupling 100 is arranged on the shaft sleeve, the coupling 100 is connected with a power device 9, the interior of the drill bit 109 is hollow and is separated into a first channel 105 and a second channel 106 by a partition plate 101,
a grouting pipe is arranged in the first channel 105, a grouting hole 108 is arranged at the bottom of the drill 109 and at the bottom of the first channel 105, and the grouting hole 108 is communicated with the first channel 105;
a high-pressure air pipe is arranged in the second channel 106, a pressurizing hole 107 is arranged at the bottom of the drill 109 and at the bottom of the second channel 106, and the pressurizing hole 107 is communicated with the second channel 106;
the grouting pipe penetrates through the side wall of the shaft sleeve to be connected with a first rotary joint 103, the first rotary joint 103 is connected with a grouting pump 1 through a grouting connecting pipe, the grouting pump 1 is arranged on a machine base,
the pressurizing hole penetrates through the side wall of the shaft sleeve to be connected with a second rotary joint 102, the second rotary joint 102 is connected with a pressurizing pump 2 through a pressurizing connecting pipe, and the pressurizing pump 2 is arranged on the machine base.
The machine pedestal is also provided with a first hydraulic cylinder 3 and a second hydraulic cylinder 4, the power output ends of the first hydraulic cylinder 3 and the second hydraulic cylinder 4 are respectively provided with a mast sleeve 5, the mast sleeve 5 is connected with the mast 8, the machine pedestal is also provided with a mast support 7, and the mast support 7 is connected with the mast. The bottom of the mast 8 is provided with a bearing plate 6, the mast sleeve 5 is fixed with the bearing plate 6, and the mast bracket 7 is connected with the bearing plate 8.
When the mast support works, the hydraulic cylinder drives the mast sleeve to move upwards, the mast is gradually lifted under the action of the mast sleeve until the mast support is in a working state (can be vertical or inclined, and the inclined state is used for drilling inclined holes), and the mast support plays a role in supporting after the mast support is lifted.
The during operation, power device drive drill bit moves down, and the bottom of drill bit is added by the holder and is held, guarantees the stability at pore-forming in-process drill bit, and the back is accomplished in the pore-forming, starts the force (forcing) pump earlier, restarts the grouting pump, then slowly promotes the drill bit, and at the in-process that the drill bit promoted, the force (forcing) pump lets in highly-compressed air in to the pore-forming through high-pressurepipe, and highly-compressed air consolidates the pore-forming inner wall, and simultaneously, the slip casting is spouted soon in the slip casting hole of bottom.
The principles and embodiments of the present invention have been explained herein using specific examples, which are presented only to assist in understanding the methods and their core concepts. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes can be made without departing from the principle of the present invention, and the above technical features can be combined in a proper manner; the application of these modifications, variations or combinations, or the application of the concepts and solutions of the present invention in other contexts without modification, is not intended to be considered as a limitation of the present invention.
Claims (5)
1. A complex foundation reinforcing device is characterized by comprising
A machine pedestal, a mast arranged on the upper part of the machine pedestal,
a drill bit mechanism arranged on the mast,
the drill bit mechanism comprises a power device and a drill bit component connected with the power device,
the drill bit assembly comprises a drill bit, a shaft sleeve is arranged above the drill bit, a shaft coupling is arranged on the shaft sleeve and connected with a power device, the interior of the drill bit is hollow and is separated into a first channel and a second channel by a partition plate,
a grouting pipe is arranged in the first channel, and a grouting hole is formed in the bottom of the drill bit and positioned at the bottom of the first channel and communicated with the first channel;
a high-pressure air pipe is arranged in the second channel, a pressurizing hole is arranged at the bottom of the drill bit and positioned at the bottom of the second channel, and the pressurizing hole is communicated with the second channel;
the grouting pipe penetrates through the side wall of the shaft sleeve to be connected with a first rotary joint, the first rotary joint is connected with a grouting pump through a grouting connecting pipe, the grouting pump is arranged on the pedestal,
the pressurizing hole penetrates through the side wall of the shaft sleeve to be connected with a second rotary joint, the second rotary joint is connected with a pressurizing pump through a pressurizing connecting pipe, and the pressurizing pump is arranged on the machine base.
2. The complex foundation stabilization device according to claim 1, wherein a hydraulic cylinder is further provided on the machine base, a mast sleeve is provided at a power output end of the hydraulic cylinder, the mast sleeve is connected with the mast, and a mast support is further provided on the machine base, the mast support is connected with the mast.
3. The complex foundation stabilization device according to claim 2, wherein the mast supports are hinged to the pedestal and the mast, respectively.
4. The complex foundation stabilization device according to claim 3, wherein a bearing plate is provided at the bottom of the mast, the mast sleeve is fixed with the bearing plate, and the mast bracket is interfaced with the bearing plate.
5. The complex foundation stabilization device of claim 1, wherein the pressurization hole is located 20-80cm above the injection hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121359426.8U CN215169741U (en) | 2021-06-18 | 2021-06-18 | Complex foundation reinforcing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121359426.8U CN215169741U (en) | 2021-06-18 | 2021-06-18 | Complex foundation reinforcing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215169741U true CN215169741U (en) | 2021-12-14 |
Family
ID=79383800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121359426.8U Active CN215169741U (en) | 2021-06-18 | 2021-06-18 | Complex foundation reinforcing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215169741U (en) |
-
2021
- 2021-06-18 CN CN202121359426.8U patent/CN215169741U/en active Active
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