CN203462460U - Vacuum grouting device - Google Patents
Vacuum grouting device Download PDFInfo
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- CN203462460U CN203462460U CN201320461931.2U CN201320461931U CN203462460U CN 203462460 U CN203462460 U CN 203462460U CN 201320461931 U CN201320461931 U CN 201320461931U CN 203462460 U CN203462460 U CN 203462460U
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- pipe
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Abstract
The utility model provides a vacuum grouting device. The vacuum grouting device comprises a pressure grouting system and a vacuum drainage system, wherein the pressure grouting system is composed of a curing agent mixing drum, a grouting pump, horizontal grout pipes and a plurality of vertical grout pipe units; the vacuum drainage system is composed a plurality of vertical drain board units, horizontal drain pipes and a vacuum pump; the vacuum pump inside the vacuum drainage system is utilized to enable a soil body to be processed to be in a vacuum state, and then grout is poured into the soil body to be processed through the grouting pump in the pressure grouting system at a proper time according to the vacuum degree in the soil body to be processed. The vacuum grouting device has the advantages that during a solidification process of the soil body to be processed, the grout can quickly and uniformly diffuse into the soil body to be processed along gaps under the combined action of grouting pressures and negative pressures of the soil body, solidification efficiency and solidification quality of the soil body to be processed can be improved, the utilization rate of materials such as curing agents can be improved, and accordingly the construction costs can be reduced.
Description
Technical field
The utility model relates to a kind of grouting equipment, especially relates to a kind of vacuum grouting equipment.
Background technology
At present, the method that is applied to the curing construction of soft base has a lot, and vacuum grouting technology is to be applied to soft base to solidify a new technology in construction.Vacuum grouting technology is compared with traditional soft base processing method, vacuum grouting technology is before to treat soft foundation, first the pore water in soft base is extracted out, make to have formed in soft base a series of vacuum voids passage, then pour into slurries, slurries can be distributed in the soil body equably along vacuum voids passage after entering the soil body, and this has just improved the curing quality of the soft base after processing.At present, owing to lacking vacuum grouting technology, at soft base, solidify the technical basis in construction, the application that vacuum grouting technology is solidified in construction at soft base is less, therefore, designs a set of effective vacuum grouting equipment and seems particularly urgent.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of vacuum grouting equipment that can improve the curing efficiency of soft base, curing quality and stock utilization.
The utility model solves the problems of the technologies described above adopted technical scheme: include and press grouting system and low-pressure drainage system; Described is comprised of curing compound agitator, grout pump, plasm pouring in plane pipe and a plurality of vertical grout pipes unit pressure grouting system, arranged and form with a row form by a plurality of vertical grout pipes in each vertical grout pipe unit, the outlet of described curing compound agitator is connected with the entrance of described grout pump by the first high pressure grouting pipe, described grouting delivery side of pump is connected with the pulp inlet of described plasm pouring in plane pipe by the second high pressure grouting pipe, and described plasm pouring in plane pipe is communicated with the top of the vertical grout pipe described in each; Described low-pressure drainage system is comprised of a plurality of vertical drainage plates unit, horizontal drain pipe and vacuum pump, arranged and form with a row form by a plurality of vertical drainage plates in each vertical drainage plate unit, the top of the vertical drainage plate described in each is connected with described horizontal drain pipe, and the outlet of described horizontal drain pipe is connected with the entrance of described vacuum pump.
Described plasm pouring in plane pipe comprises a plurality of U-shaped horizontal branch grout pipes that are, and the horizontal branch grout pipe described in each is communicated with all vertical grout pipe in vertical grout pipe unit described in two.
The second described high pressure grouting pipe comprises a main high pressure grouting pipe and a plurality of branches high pressure grouting pipe, one end of described main high pressure grouting pipe is connected with described grouting delivery side of pump by valve, described main high pressure grouting pipe is connected with the branch's high pressure grouting pipe described in each respectively, and the branch's high pressure grouting pipe described in each is connected with the horizontal branch grout pipe described in by control valve.
Vertical grout pipe unit described in each is between the vertical drainage plate unit described in adjacent two.
On described vertical grout pipe, be provided with a plurality of grout outlets.
The outlet of described horizontal drain pipe is connected with the entrance of described vacuum pump by high-pressure hose.
On described vacuum pump, be connected with a drainage pipe and a drainage pipe, one end of described drainage pipe is connected with the outlet of described horizontal drain pipe by described high-pressure hose, the other end of described drainage pipe is connected with the entrance of described vacuum pump, one end of described drainage pipe is connected with described vacuum delivery side of pump, and the other end of described drainage pipe is connected with water tank.
Compared with prior art, the utility model has the advantage of: by being provided with, press grouting system and low-pressure drainage system, and there is the grouting system of pressure by curing compound agitator, grout pump, plasm pouring in plane pipe and a plurality of vertical grout pipes unit form, low-pressure drainage system is by a plurality of vertical drainage plates unit, horizontal drain pipe and vacuum pump form, wherein, arranged and form with a row form by a plurality of vertical grout pipes in each vertical grout pipe unit, arranged and form with a row form by a plurality of vertical drainage plates in each vertical drainage plate unit, plasm pouring in plane pipe is communicated with the top of all vertical grout pipes in each vertical grout pipe unit, horizontal drain pipe is connected with the top of all vertical drainage plates in each vertical drainage plate unit, during use, utilize the vacuum pump in low-pressure drainage system to make the pending soil body form vacuum state, then according to the vacuum in the pending soil body, at reasonable time by there being the grout pump of pressing in grouting system to pour into slurries in the pending soil body, therefore in the processing procedure of the pending soil body, can guarantee the negative pressure acting in conjunction of grouting pressure and the soil body, this just makes slurries also be diffused into equably in the pending soil body fast along space, curing efficiency and the curing quality of the pending soil body have been improved, and the utilization rate to materials such as curing compound is high, thereby reduced construction cost.
Accompanying drawing explanation
Fig. 1 is that the utility model carries out the schematic top plan view that soft base solidifies processing;
Fig. 2 be the utility model carry out soft base while solidify processing slurry stream to the schematic diagram with current direction.
The specific embodiment
Below in conjunction with accompanying drawing, embodiment is described in further detail the utility model.
The utility model proposes a kind of vacuum grouting equipment, Fig. 1 has provided and has applied the schematic top plan view that it carries out the curing processing of soft base, and vacuum grouting equipment of the present utility model includes presses grouting system and low-pressure drainage system; By pressing grouting system to be formed by curing compound agitator 1, grout pump 3, plasm pouring in plane pipe and a plurality of vertical grout pipes unit, arranged and form with a row form by a plurality of vertical grout pipes 9 in each vertical grout pipe unit, between the entrance of the outlet of curing compound agitator 1 and grout pump 3, be connected with the first high pressure grouting pipe 2, the outlet of grout pump 3 is connected with the pulp inlet of plasm pouring in plane pipe by the second high pressure grouting pipe, and plasm pouring in plane pipe is communicated with the top of each vertical grout pipe 9.In the present embodiment, plasm pouring in plane pipe comprises a plurality of U-shaped horizontal branch grout pipes 7 that are, each horizontal branch grout pipe 7 is communicated with all vertical grout pipe 9 in two vertical grout pipe unit, the second high pressure grouting pipe comprises a main high pressure grouting pipe 4 and a plurality of branches high pressure grouting pipe 5, one end of main high pressure grouting pipe 4 is connected with the outlet of grout pump 3 by valve 13, on main high pressure grouting pipe 4, with each branch's high pressure grouting pipe 5, each branch's high pressure grouting pipe 5 is connected with a horizontal branch grout pipe 5 by control valve 14.On the vertical grout pipe 9 adopting in the present embodiment, there are a plurality of grout outlets, and the sealed bottom of vertical grout pipe 9, control valve 14 adopts pressure-control valves; Low-pressure drainage system is comprised of a plurality of vertical drainage plates unit, horizontal drain pipe 8 and vacuum pump 10, by a plurality of vertical drainage plates 6, the form with a row forms in each vertical drainage plate unit, the top of each vertical drainage plate 6 is communicated with horizontal drain pipe 8, the outlet of horizontal drain pipe 8 is connected with the entrance of vacuum pump 10 by high-pressure hose 11, and between every two adjacent vertical drainage plate unit, is provided with a vertically grouting unit.In the present embodiment, vacuum pump 10 is connected with a drainage pipe and a drainage pipe, one end of drainage pipe is connected with the outlet of horizontal drain pipe 8 by high-pressure hose 11, the other end of drainage pipe is connected with the entrance of vacuum pump 10, one end of drainage pipe is connected with the outlet of vacuum pump 10, and the other end of drainage pipe is connected with water tank 12.The curing compound agitator 1 adopting in the present embodiment is comprised of upper agitator and lower agitator, and upper agitator is connected with the outlet of curing compound carrier pipe and the outlet of clear water carrier pipe, and the outlet of lower agitator is connected with the entrance of the first high pressure grouting pipe 2.Vertical drainage plate adopts conventional in the market plastic draining board.
According to the vacuum grouting device in the present embodiment, carry out soft base and solidify to process, in processing procedure slurry stream to the pending soil body in the flow direction of water as shown in Fig. 2 (not covering sand bed and diaphragm seal), soft base solidifies the detailed process of processing and is:
In the region of 1. using band drain inserted to play machine to form at the pending soil body, insert many row's vertical drainage plates, the spacing of two adjacent row's vertical drainage plates is 1.5m, the degree of depth that vertical drainage plate inserts the pending soil body is 10m, in the present embodiment, the degree of depth that vertical drainage plate inserts the pending soil body is the length of vertical drainage plate, vertical drainage plate, before inserting the pending soil body, first it is carried out to people's frock boots and shear operation, and the adventitia of guaranteeing vertical drainage plate is without breakage.
On the center in the region 2. forming at every four vertical drainage plates, with the machine transplanting of rice of band drain inserted to play, enter the vertical grout pipe of a root bottom part sealing, the degree of depth that vertical grout pipe is inserted into the soil body is 8m, obtain thus the vertical grout pipe of many rows, this arranges and just makes there is the vertical grout pipe of a row between every adjacent two row's vertical drainage plates.On the top of vertical grout pipe, settle a plurality of U-shaped horizontal branch grout pipes that are, horizontal branch grout pipe is connected with the tops of the vertical grout pipe of two rows.This soft base solidifies in processing procedure, and vertically the sealed bottom of grout pipe, adopts PPR threeway or curved connecing or the straight-through top that connects plasm pouring in plane pipe and each vertical grout pipe simultaneously, thereby form a sealed tube system.Then on the depth direction of the pending soil body, every 1m, draw a testing tube, testing tube with for testing the vacuum meter of the vacuum of the pending soil body, be connected.
3. on the vertical drainage plate connecting, vertical grout pipe and the formed region of plasm pouring in plane pipe, cover one deck sand bed, make sand bed flood plasm pouring in plane pipe and horizontal drain pipe, then on sand bed, cover last layer geotextiles, and in geotextiles, be coated with one deck diaphragm seal, the surrounding in the region simultaneously forming at the pending soil body is dug out sealing ditch, and the four edges of diaphragm seal is imbedded in ditch, reach higher sealing effectiveness.
4. at the pulp inlet place of plasm pouring in plane pipe, by the second high pressure grouting pipe, connect grout pump, the entrance of grout pump is connected with the outlet of curing compound agitator by high pressure grouting pipe, curing compound agitator is twin-tub type, the entrance of higher bucket is connected with the outlet of curing compound carrier pipe and the outlet of clear water carrier pipe, experimenter, according to the water/binder ratio of the power adjusting curing compound slurry agent of the speed of conveyer belt and clarified water pump, then links together the entrance of the outlet of horizontal drain pipe and vacuum pump by a high-pressure hose.
5. start vacuum pump, vacuum pump is extracted the water and air in the sealing soil body out, and the pore water in the soil body will rise along vertical drainage plate, then by vacuum pump, is taken out of the pending soil body, thereby make to exist in the pending soil body certain negative pressure, and soil body integral body will produce sedimentation.Experimenter adopts the settling amount of the level gauge observation every day sealing soil body, simultaneously according to lower each the high-rise negative pressure value of each vacuum meter record soil.
The scope of the value 6. showing when each vacuum meter is when-40kPa～-30kPa, start grout pump, regulate the pressure of grout pump to make curing compound enter the soil body by grouting pipeline, under the acting in conjunction of the negative pressure in grouting pressure and the soil body, curing compound is diffused in the pending soil body equably along the void area in the soil body rapidly, after solidifying, make the bearing capacity of the pending soil body increase, reach the curing object of the pending soil body.In grouting, the grouting of being controlled in corresponding region by each control valve is measured, and guarantees the uniformity of grouting.
Result of the test shows, the vacuum grouting equipment the utility model proposes can be continuously, promptly soft base is processed, vacuum grouting equipment can be circulated into slurries in the required curing pending soil body uniformly densely simultaneously, improves the utilization rate of the materials such as construction quality and curing compound.
Claims (7)
1. a vacuum grouting equipment, is characterized in that: include and press grouting system and low-pressure drainage system; Described is comprised of curing compound agitator, grout pump, plasm pouring in plane pipe and a plurality of vertical grout pipes unit pressure grouting system, arranged and form with a row form by a plurality of vertical grout pipes in each vertical grout pipe unit, the outlet of described curing compound agitator is connected with the entrance of described grout pump by the first high pressure grouting pipe, described grouting delivery side of pump is connected with the pulp inlet of described plasm pouring in plane pipe by the second high pressure grouting pipe, and described plasm pouring in plane pipe is communicated with the top of the vertical grout pipe described in each; Described low-pressure drainage system is comprised of a plurality of vertical drainage plates unit, horizontal drain pipe and vacuum pump, arranged and form with a row form by a plurality of vertical drainage plates in each vertical drainage plate unit, the top of the vertical drainage plate described in each is connected with described horizontal drain pipe, and the outlet of described horizontal drain pipe is connected with the entrance of described vacuum pump.
2. a kind of vacuum grouting equipment according to claim 1, it is characterized in that: described plasm pouring in plane pipe comprises a plurality of U-shaped horizontal branch grout pipes that are, the horizontal branch grout pipe described in each is communicated with all vertical grout pipe in vertical grout pipe unit described in two.
3. a kind of vacuum grouting equipment according to claim 2, it is characterized in that: the second described high pressure grouting pipe comprises a main high pressure grouting pipe and a plurality of branches high pressure grouting pipe, one end of described main high pressure grouting pipe is connected with described grouting delivery side of pump by valve, described main high pressure grouting pipe is connected with the branch's high pressure grouting pipe described in each respectively, and the branch's high pressure grouting pipe described in each is connected with the horizontal branch grout pipe described in by control valve.
4. a kind of vacuum grouting equipment according to claim 3, is characterized in that: the vertical grout pipe unit described in each is between the vertical drainage plate unit described in adjacent two.
5. a kind of vacuum grouting equipment according to claim 4, is characterized in that: on described vertical grout pipe, be provided with a plurality of grout outlets.
6. a kind of vacuum grouting equipment according to claim 5, is characterized in that: the outlet of described horizontal drain pipe is connected with the entrance of described vacuum pump by high-pressure hose.
7. a kind of vacuum grouting equipment according to claim 6, it is characterized in that: on described vacuum pump, be connected with a drainage pipe and a drainage pipe, one end of described drainage pipe is connected with the outlet of described horizontal drain pipe by described high-pressure hose, the other end of described drainage pipe is connected with the entrance of described vacuum pump, one end of described drainage pipe is connected with described vacuum delivery side of pump, and the other end of described drainage pipe is connected with water tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320461931.2U CN203462460U (en) | 2013-07-30 | 2013-07-30 | Vacuum grouting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320461931.2U CN203462460U (en) | 2013-07-30 | 2013-07-30 | Vacuum grouting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203462460U true CN203462460U (en) | 2014-03-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320461931.2U Expired - Fee Related CN203462460U (en) | 2013-07-30 | 2013-07-30 | Vacuum grouting device |
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| Country | Link |
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| CN (1) | CN203462460U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104032728A (en) * | 2014-06-16 | 2014-09-10 | 浙江工业大学 | Vacuum grouting process |
| CN107882013A (en) * | 2017-12-21 | 2018-04-06 | 广东赣鸿建设有限公司 | A kind of sludge solidification device and method of vacuum injection joint resistance heating |
-
2013
- 2013-07-30 CN CN201320461931.2U patent/CN203462460U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104032728A (en) * | 2014-06-16 | 2014-09-10 | 浙江工业大学 | Vacuum grouting process |
| CN104032728B (en) * | 2014-06-16 | 2015-11-04 | 浙江工业大学工程设计集团有限公司 | A kind of vacuum grouting technique |
| CN107882013A (en) * | 2017-12-21 | 2018-04-06 | 广东赣鸿建设有限公司 | A kind of sludge solidification device and method of vacuum injection joint resistance heating |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Cao Ying Inventor after: Shi Guoliang Inventor after: Ni Jun Inventor after: Xiong Bo Inventor before: Yu Yuanhong Inventor before: Yang Junjie Inventor before: Chen Fuqiang Inventor before: Jiang Huanyue Inventor before: Yu Chaowei Inventor before: Gan Huanjun Inventor before: Zhang Wei |
|
| CB03 | Change of inventor or designer information | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170519 Address after: 5 water building, 313000 floor, Sun Ming building, 105 Taihu Road, Huzhou, Zhejiang Patentee after: Huzhou South Taihu water conservancy and Hydropower Survey Design Institute Co., Ltd. Address before: 9 building, science and technology building, No. 599 Jiangnan Road, high tech Zone, Zhejiang, Ningbo, China Patentee before: Ningbo High-Tech Zone, Sea-Closure Engineering Technology Development Co., Ltd. |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140305 Termination date: 20200730 |
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| CF01 | Termination of patent right due to non-payment of annual fee |