CN215236757U - Soil grouting device and soil grouting complete equipment - Google Patents
Soil grouting device and soil grouting complete equipment Download PDFInfo
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- CN215236757U CN215236757U CN202120407259.3U CN202120407259U CN215236757U CN 215236757 U CN215236757 U CN 215236757U CN 202120407259 U CN202120407259 U CN 202120407259U CN 215236757 U CN215236757 U CN 215236757U
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Abstract
The application provides a soil cementer and soil grout complete sets relates to agricultural equipment technical field, including inside hollow drill pipe, the drill pipe is used for connecting respectively and supplies liquid device and engine, provides repair liquid through supplying liquid device to the drill pipe, and the drill pipe passes through the power that the engine provided, carries the repair liquid that supplies the liquid device to provide to the soil in. And conveying the repairing liquid into the drill pipe through the liquid supply device, wherein the repairing liquid is used for repairing soil and improving the heavy metal pollution condition of the soil. The repairing liquid in the drill pipe is injected into the soil by the power provided by the power machine, and the repairing liquid is diffused in the soil to repair the soil. The injection of the repair liquid is automatically completed, the soil repair efficiency is improved, the labor cost is saved, and the overall repair cost is reduced.
Description
Technical Field
The application relates to the technical field of agricultural equipment, in particular to a soil grouting device and soil grouting complete equipment.
Background
The phenomenon of heavy metal pollution generally exists in soil, and after the soil is polluted by heavy metal, the heavy metal cannot be decomposed by soil microorganisms and is easy to accumulate, so that the heavy metal can be converted into methyl compounds with higher toxicity, and even some methyl compounds are accumulated in a human body through a food chain at harmful concentration, so that the human health is seriously harmed. Therefore, the method solves the problem of heavy metal pollution of the soil, repairs the soil and enables the soil to reach the standard of healthy planting, and is one of the links which are vital to human health protection.
At present, aiming at the problem of heavy metal pollution of soil, a microbial remediation technology is generally adopted to remediate soil, and the microbial remediation technology is a technology of reducing the activity of harmful pollutants in soil by utilizing indigenous microorganisms or artificially domesticated microorganisms with specific functions under a proper environmental condition through the self metabolism. When repairing, the method is to inject the repairing solution into the soil, so that the repairing solution reacts with the harmful metal in the soil, and the harm of the harmful metal is reduced. The existing manual injection method is adopted, but the manual injection efficiency is low and the cost is high.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of this application is to provide a soil cementer and soil grout complete sets equipment can accomplish the injection of repair liquid automatically, improves soil remediation efficiency, reduces remediation cost.
In one aspect of the embodiment of the application, a soil grouting device is provided, which comprises a drill pipe with a hollow interior, wherein the drill pipe is used for being connected with a liquid supply device and a power machine respectively, repair liquid is provided for the drill pipe through the liquid supply device, and the drill pipe conveys the repair liquid provided by the liquid supply device to soil through power provided by the power machine.
The repairing liquid is in a liquid sticky state, so when the repairing liquid is injected into the soil, certain power needs to be provided to promote the repairing liquid to diffuse in the soil. And conveying the repairing liquid into the drill pipe through the liquid supply device, wherein the repairing liquid is used for repairing soil and improving the heavy metal pollution condition of the soil. The repairing liquid in the drill pipe is injected into the soil by the power provided by the power machine, and the repairing liquid is diffused in the soil to repair the soil.
Optionally, the drill pipe includes the outer tube and with the drill bit of outer tube connection, be equipped with a plurality of infusate holes on the pipe wall of outer tube, repair liquid is through the infusate hole of outer tube is carried to soil.
The drill pipe drills into soil through the drill bit, and the repairing liquid is conveyed into the outer pipe, so that the repairing liquid is injected into the soil through the liquid conveying hole in the pipe wall of the outer pipe, and the heavy metal pollution condition of the soil is improved.
Optionally, the drill pipe further comprises an inner pipe arranged in the outer pipe, and the length of the inner pipe extending into the outer pipe is less than that of the outer pipe.
The distance is arranged between the end part of the inner pipe extending into the outer pipe and the bottom end of the outer pipe, and the distance is used for forming a first accommodating space in the outer pipe so as to accommodate the repair liquid. The repairing liquid is injected from the top end of the inner pipe, flows into the first accommodating space from the bottom end of the inner pipe after flowing to the bottom end of the inner pipe, and flows into soil from the first accommodating space through the infusion hole in the pipe wall of the outer pipe.
Optionally, a blocking ring is further disposed between the inner tube and the outer tube, and the blocking ring is sleeved on the inner tube and abuts against the inner wall of the outer tube.
Through the retaining ring, the repair liquid injected from the top pipe orifice of the outer pipe cannot enter the first accommodating space at the bottom end of the outer pipe, the repair liquid completely flows into the second accommodating space between the pipe walls of the outer pipe and the inner pipe, and the repair liquid flows into soil through the infusion hole in the pipe wall of the outer pipe from the second accommodating space. The blocking ring can also support the space between the outer pipe and the inner pipe, and the strength and the rigidity of the structure are enhanced.
Optionally, the inner tube is located the cover is equipped with the feed liquor funnel on the tip outside the outer tube, the feed liquor funnel with there is the interval between the tip of outer tube.
The setting of feed liquor funnel makes things convenient for the restoration liquid to flow in, and restoration liquid accessible feed liquor funnel flows into the second accommodation space between the pipe wall of outer tube and inner tube.
Optionally, the spiral piece is spirally arranged on the tube wall of the outer tube along the periphery of the tube wall.
When the drill pipe is screwed into soil, the spiral plate can reduce the screwing resistance of the drill pipe and accelerate the screwing speed of the drill pipe.
Optionally, the drill bit is a cone structure, the large end of the cone being connected to the outer tube.
The drill bit with the cone structure can effectively reduce the precession resistance and improve the precession speed of the drill bit.
Optionally, a handle is further provided on the drill pipe. The handle is convenient to hold the drill pipe to drill into soil.
Optionally, the handle comprises at least two fixing rods distributed circumferentially along the wall of the drill pipe, the fixing rods extending out of the wall of the drill pipe.
In another aspect of the embodiment of the present application, a soil grouting complete equipment is provided, which includes a power machine, a liquid supply device and the soil grouting device, wherein the drill pipe is connected to the power machine and the liquid supply device, the power machine is used for providing power to the drill pipe, and the liquid supply device is used for conveying repairing liquid into the drill pipe.
The soil cementer and the soil grout complete sets that this application embodiment provided, soil cementer include the drill pipe, creeps into the drill pipe in soil, and the drill pipe is connected and is supplied liquid device, carries the repairing liquid in to the drill pipe through supplying liquid device, and the repairing liquid is used for restoreing soil, improves the heavy metal pollution situation of soil. The drill pipe is also connected with a power machine, and the repairing liquid is viscous, so certain power is required to inject the repairing liquid into the soil. The repairing liquid in the drill pipe is injected into the soil by the power provided by the power machine, and the repairing liquid is diffused in the soil to repair the soil. In addition, the power machine supplies power and simultaneously conveys oxygen into the soil, so that the oxygen content in the soil is ensured. This soil grouting device accomplishes the injection of restoration liquid automatically, compares in the mode of artifical injection, has improved soil remediation efficiency to, saved the cost of labor, reduced holistic restoration cost.
The soil grouting complete equipment comprises a power machine, a liquid supply device and the soil grouting device, wherein the drill pipe is respectively connected with the power machine and the liquid supply device, the power machine is used for providing power for the drill pipe, and the liquid supply device is used for conveying repairing liquid into the drill pipe.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.
FIG. 1 is a schematic structural diagram of a soil grouting device according to the present embodiment;
FIG. 2 is a second schematic structural view of the soil grouting device according to the present embodiment;
fig. 3 is a third schematic structural diagram of the soil grouting device according to the present embodiment.
Icon: 101-an inner tube; 102-a liquid inlet funnel; 103-a handle; 1031-fixing rod; 104-an outer tube; 105-a helical flight; 106-infusion hole; 107-a drill bit; 108-stop ring.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application.
In the description of the present application, it should be noted that the terms "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the application usually place when using, and are only used for convenience in describing the present application and simplifying the description, but do not indicate or imply that the devices or elements that are referred to must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
It should also be noted that, unless expressly stated or limited otherwise, the terms "disposed" and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
The heavy metal pollution of soil is a ubiquitous phenomenon of soil, the soil needs to be repaired after the heavy metal pollution of the soil, and the microbial remediation technology for the heavy metal pollution of the soil is a promising technology. However, delivery devices are currently lacking to deliver remediation fluids into the soil.
In order to solve the above problem, referring to fig. 1, an embodiment of the present application provides a soil grouting device, which includes a hollow drill pipe, the drill pipe is used to connect a liquid supply device and a power machine, respectively, and provides a repairing liquid to the drill pipe through the liquid supply device, and the drill pipe delivers the repairing liquid provided by the liquid supply device to soil through power provided by the power machine.
The drill pipe is hollow and used for containing repair liquid, the drill pipe is connected with the liquid supply device, and the repair liquid is input into the drill pipe through the liquid supply device. The drill pipe is connected with the power machine, and the repair liquid in the drill pipe is conveyed to the soil by the power provided by the power machine so as to improve the heavy metal pollution condition of the soil.
The repairing liquid is in a liquid sticky state, so when the repairing liquid is injected into the soil, certain power needs to be provided to promote the repairing liquid to diffuse in the soil.
The power machine can be an air compressor or an air extractor, the air compressor charges air into the drill pipe in the stage of injecting the repairing liquid, and the air extractor extracts air from the drill pipe to change the air pressure state of the drill pipe relative to the soil, so that the repairing liquid is promoted to be conveyed into the soil and diffused into the soil.
Specifically, if the power machine is an air compressor, the air compressor inflates the drill pipe, so that the space at the lower half part of the drill pipe is in a positive pressure state relative to the soil, and the repair liquid can be diffused into the soil under the action of pressure.
If the power machine is an air extractor, the air extractor extracts air from the drill pipe, so that the lower half space of the drill pipe is in a negative pressure state relative to the soil, and meanwhile, the adjacent soil keeps negative pressure relative to the upper half space of the drill pipe, and therefore the repair liquid in the upper space of the drill pipe can be diffused into the soil under the action of pressure.
On the other hand, the power machine also has the function of providing oxygen. When the power machine is an air compressor, the air compressor is kept to work continuously in the oxygenation stage, oxygen filled by the air compressor enters the soil from the drill pipe, flows upwards in the air flow direction after passing through the soil, enters the upper area of the drill pipe and is exhausted to the atmosphere, and a closed cycle is formed.
When the power machine is an air pump, the air pump is kept to work continuously in the oxygenation stage, outside air enters the soil from the upper half part of the drill pipe, flows downwards in the air flow direction after passing through the soil, enters the lower area of the drill pipe and is pumped out by the air pump to form closed circulation.
The purpose of oxygenation is to ensure the oxygen content in the soil and keep the soil in a better state. The power machine provides power and simultaneously delivers oxygen into soil.
When the drilling pipe is used, the drilling pipe is drilled into soil, the lower part of the drilling pipe is drilled into the soil, and the upper part of the drilling pipe is left outside the soil. The drill pipe is respectively connected with the liquid supply device and the power machine, the repair liquid is provided for the drill pipe through the liquid supply device, the power machine is used for providing power for the drill pipe, and the drill pipe is enabled to inject the repair liquid into the soil layer by means of the power.
The drill pipe is drilled into the soil by adopting manual drilling, or the drill pipe is connected with drilling power, and the drill pipe is automatically drilled into the soil by the drilling power.
The soil grouting device that this embodiment provided, including the drill pipe, with the drill pipe creep into soil in, the drill pipe is connected and is supplied liquid device, carries the repairing liquid through supplying liquid device in to the drill pipe, and the repairing liquid is used for restoreing soil, improves the heavy metal pollution situation of soil. The drill pipe is also connected with a power machine, and the repairing liquid is viscous, so certain power is required to inject the repairing liquid into the soil. The repairing liquid in the drill pipe is injected into the soil by the power provided by the power machine, and the repairing liquid is diffused in the soil to repair the soil. In addition, the power machine supplies power and simultaneously conveys oxygen into the soil, so that the oxygen content in the soil is ensured. This soil grouting device accomplishes the injection of restoration liquid automatically, compares in the mode of artifical injection, has improved soil remediation efficiency to, saved the cost of labor, reduced holistic restoration cost.
Specifically, referring to fig. 2, the drill pipe includes an outer pipe 104 and a drill 107 connected to the outer pipe 104, a plurality of infusion holes 106 are disposed on a wall of the outer pipe 104, and the repairing liquid is delivered to the soil through the infusion holes 106 of the outer pipe 104.
The drill pipe drills into soil through a drill bit 107, the outer pipe 104 is of a hollow tubular structure, two ends of the outer pipe 104 are respectively connected with the drill bit 107 and a power machine, the end connected with the drill bit 107 is the bottom end, the end connected with the power machine is the top end, and the top end is open.
The pipe wall of the outer pipe 104 is provided with a plurality of infusion holes 106, and the repair liquid is conveyed to the soil through the infusion holes 106. By conveying the repair liquid into the outer pipe 104, the repair liquid is injected into the soil through the infusion holes 106 on the pipe wall of the outer pipe 104, so that the heavy metal pollution condition of the soil is improved.
The drill pipe further comprises an inner pipe 101 arranged inside the outer pipe 104, the length of the inner pipe 101 extending into the outer pipe 104 being smaller than the length of the outer pipe 104.
The inner pipe 101 is also a hollow tubular structure, the outer pipe 104 is sleeved on the inner pipe 101, and both ends of the inner pipe 101 are open. The length of the inner tube 101 extending into the outer tube 104 is less than the length of the outer tube 104, that is, there is a distance between the end of the inner tube 101 extending into the outer tube 104 and the bottom end of the outer tube 104, and the distance is to form a first accommodating space in the outer tube 104 for accommodating the repair liquid.
The repair liquid may also be injected from the top nozzle of the inner tube 101, for example, the repair liquid is injected from the top end of the inner tube 101, and after flowing to the bottom end of the inner tube 101, flows from the bottom end of the inner tube 101 into the first accommodating space, and flows from the first accommodating space into the soil through the infusion hole 106 in the wall of the outer tube 104.
The inner diameter of the outer pipe 104 is larger than the outer diameter of the inner pipe 101, that is, a gap is formed between the wall of the inner pipe 101 of the outer pipe 104 and the wall of the outer pipe 104 of the inner pipe 101 to form a second accommodating space, so that the repair liquid can be directly injected from the top nozzle of the outer pipe 104, and part of the repair liquid can be accommodated in the second accommodating space formed between the wall of the outer pipe 104 and the wall of the inner pipe 101 and flows into soil through the infusion hole 106 in the wall of the outer pipe 104; the other part of the repair liquid can also flow into the first accommodating space at the bottom end of the outer tube 104 for accommodating, and flows into the soil through the infusion hole 106 in the wall of the outer tube 104.
The repair liquid flows into the drill pipe through different positions so as to be suitable for different requirements and working conditions.
Further, referring to fig. 3, a blocking ring 108 is further disposed between the inner tube 101 and the outer tube 104, and the blocking ring 108 is sleeved on the inner tube 101 and abuts against an inner wall of the outer tube 104.
Through the blocking ring 108, the repair liquid injected from the top nozzle of the outer tube 104 cannot enter the first accommodating space at the bottom end of the outer tube 104, the repair liquid completely flows into the second accommodating space between the outer tube 104 and the tube wall of the inner tube 101, and the repair liquid flows into the soil through the infusion hole 106 in the tube wall of the outer tube 104 from the second accommodating space.
In addition, the stop ring 108 may also support the space between the outer tube 104 and the inner tube 101, enhancing the strength and rigidity of the structure.
The end of the inner pipe 101 outside the outer pipe 104 is sleeved with a liquid inlet funnel 102, and a gap is formed between the liquid inlet funnel 102 and the end of the outer pipe 104.
The repair liquid can also flow into the gap between the pipe walls of the outer pipe 104 and the inner pipe 101 through the liquid inlet funnel 102, namely, the second accommodating space, one end of the liquid inlet funnel 102 is large, one end of the liquid inlet funnel is small, the large end faces the top end, the repair liquid can conveniently flow into the liquid inlet funnel 102, and the repair liquid flowing into the liquid inlet funnel 102 flows into the outer pipe 104 through the small end of the liquid inlet funnel 102.
The liquid inlet funnel 102 is of a bell mouth structure, and repair liquid can flow in conveniently. The outer diameter of the small end of the inlet funnel 102 is smaller than the inner diameter of the outer pipe 104, so that the repair liquid passing through the inlet funnel 102 can flow into the outer pipe 104 completely.
There is the interval between the tip of feed liquor funnel 102 and outer tube 104, and be contactless between feed liquor funnel 102 and the outer tube 104, avoid the unexpected adhesion of repair liquid through feed liquor funnel 102 on the outer wall of outer tube 104, cause the waste.
In addition, the inner pipe 101 extends out of the outer pipe 104 away from the top end of the drill bit 107 and out of the inlet funnel 102 for a distance such that the top end of the inner pipe 101 is available for connection to a power member if the repair liquid enters the outer pipe 104 through the inlet funnel 102. If repair fluid is introduced through the top end of the inner tube 101, the top end of the outer tube 104 may be used to connect a power element.
Of course, the connection position of the power member is not limited to the above manner, and may also be set according to specific needs, and this is not specifically limited in the embodiment of the present application.
To facilitate the screwing of the drill pipe into the soil, the drill bit 107 is of a cone structure, the large end of which is connected to the outer pipe 104. The cone structure can effectively reduce the resistance of precession and improve the precession speed of the drill bit 107.
And the spiral piece 105 is spirally arranged on the pipe wall of the outer pipe 104 along the periphery of the pipe wall. When the drill pipe is screwed into soil, the spiral sheets 105 can reduce the screwing resistance of the drill pipe and accelerate the screwing speed of the drill pipe.
The drill pipe is also provided with a handle 103, and the handle 103 is convenient for holding the drill pipe to drill into soil.
The handle 103 comprises at least two fixing bars 1031 distributed circumferentially along the wall of the drill pipe, the fixing bars 1031 protruding out of the wall of the drill pipe.
At least two dead lever 1031 form handle 103, and this application embodiment sets up four dead lever 1031, forms "ten" font handle 103, through holding handle 103, when the drilling pipe is bored to the hand, conveniently exerts the power to the drilling pipe.
In summary, the soil grouting device provided by the embodiment of the application can drill into soil manually, and can also drill into soil automatically through connecting drilling power; the drill pipe is driven by a drill bit 107 to drill into soil, the drill pipe comprises an outer pipe 104 and an inner pipe 101, a liquid conveying hole 106 is formed in the pipe wall of the outer pipe 104, a liquid inlet funnel 102 is formed in the inner pipe 101, the drill pipe can be respectively connected with a liquid supply device and a power machine, repairing liquid is conveyed to the drill pipe through the liquid supply device, and power required for conveying the repairing liquid is provided for the drill pipe through the power machine. The repair liquid can flow into the bottom end of the outer pipe 104, i.e. the first accommodating space, through the inner pipe 101 via the top pipe orifice of the inner pipe 101, and the repair liquid can also flow into the second accommodating space between the outer pipe 104 and the pipe wall of the inner pipe 101 via the liquid inlet funnel 102. After the repairing liquid flows in, the repairing liquid flows to the soil through the liquid conveying holes 106 in the pipe wall of the outer pipe 104, when the repairing liquid is conveyed, a power machine is started, the power machine can be an air compressor or an air extractor, the relative air pressure of the drill pipe and the soil is changed by filling air or extracting air into the drill pipe, the repairing liquid is conveyed into the soil, the soil is repaired, and the heavy metal pollution condition of the soil is improved. The soil grouting device provided by the embodiment of the application has the advantages of simple equipment and convenience in maintenance; can be flexibly set according to different requirements, and has strong adaptability.
The embodiment of the application also discloses soil grouting complete equipment which comprises a power machine, a liquid supply device and the soil grouting device, wherein the drill pipe is respectively connected with the power machine and the liquid supply device, the power machine is used for supplying power to the drill pipe, and the liquid supply device is used for conveying repairing liquid into the drill pipe.
The liquid supply device can continuously convey the repairing liquid into the drill pipe, and the power machine provides power required by conveying the repairing liquid for the drill pipe.
The power machine can be an air compressor or an air extractor, and respectively charges air or extracts air to the drill pipe, so that the relative air pressure of the drill pipe and the soil is changed, and the repairing liquid is conveyed to the soil.
The soil grouting device may have various modes of use, as described in detail below:
firstly, single-tube mode:
(1) feeding liquid into the middle. The injection stage: earlier with this device through manpower or other automatic device precession soil, can follow the mouth of pipe of inner tube 101 top with repair liquid and pour into, outer tube 104 lower part space (first accommodation space) among the entering device, then connect the air compressor machine with the mouth of pipe of inner tube 101 top, aerify to the intraductal for the relative soil of outer tube 104 the latter half space is the malleation state, and repair liquid can be under the pressure effect to diffusing in the soil. ② an oxygenation stage: keeping the air compressor working continuously, oxygen filled in by the air compressor enters the soil from the infusion hole 106 on the pipe wall of the outer pipe 104, flows upwards in the air flow direction after passing through the soil, enters the upper area of the outer pipe 104 and is exhausted to the atmosphere, and a closed cycle is formed.
(2) The outer tube 104 is fed. The injection stage: earlier with this device through manpower or other automatic device precession soil, can pour into repair liquid from feed liquor funnel 102 on upper portion, outer tube 104 headspace (second accommodation space) among the entering device, then connect inner tube 101 top mouth of pipe to the air extractor, extract air from the intraductal, make the relative soil of outer tube 104 the latter half space be negative pressure state, the relative outer tube 104 the first half of soil that leads to simultaneously keeps the negative pressure in the near soil, consequently, the repair liquid of outer tube 104 headspace can be under the pressure effect to the diffusion in the soil. ② an oxygenation stage: keeping the air extractor working continuously, the outside air enters from the upper half part of the outer pipe 104, then enters into the soil from the infusion hole 106 of the pipe wall of the outer pipe 104, flows downwards in the air flow direction after passing through the soil, enters into the lower area of the outer pipe 104, and is extracted by the air extractor to form closed cycle.
II, double-pipe mode:
the injection stage: firstly, two devices are screwed into soil through manpower or other automatic devices, a certain distance is kept, repair liquid can be injected into the device from the upper end part of one device (the repair liquid can be injected from the top end pipe orifice of the inner pipe 101 and also can be injected from the liquid inlet funnel 102 according to the required liquid injection height), then the top end pipe orifice of the inner pipe 101 of the other device is connected with an air extractor, air is extracted from the pipe, so that the inner space of the pipe is in a negative pressure state relative to the soil, and meanwhile, the negative pressure is relatively kept in the soil nearby, therefore, in the device for containing the repair liquid, the repair liquid can be diffused into the soil under the action of pressure. ② an oxygenation stage: keeping the air pump working continuously, the outside air enters from a device which is not connected with the air pump, then enters into the soil from the transfusion hole 106 on the pipe wall of the outer pipe 104, and after passing through the soil, the air flow flows to the device which is connected with the air pump, enters into the lower area of the outer pipe 104 of the device, and is pumped out by the air pump to form a closed cycle.
Three, a multi-tube mode:
the injection stage: firstly, screwing a plurality of devices into soil through manpower or other automatic devices, keeping a certain distance (the device layout: one device is in a central position, and other devices are distributed in a circle around the device in the center), injecting repair liquid into the device from the upper end part of the device (the device can be central equipment or all peripheral equipment arranged in the circle) (can be injected from a top end pipe orifice of an inner pipe 101 or a liquid inlet funnel 102 according to the required liquid injection height), then connecting the top end pipe orifice of the inner pipe 101 of the device in the central position with an air extractor, extracting air from the pipe, enabling the inner space of the pipe to be in a negative pressure state relative to the soil, and simultaneously enabling the soil nearby to relatively keep negative pressure, so that the repair liquid can diffuse into the soil under the action of pressure in the device containing the repair liquid. ② an oxygenation stage: and keeping the air pump to work continuously, allowing outside air to enter from the device which is not connected with the air pump, allowing the outside air to enter soil from the infusion hole 106 in the pipe wall of the outer pipe 104, allowing air flow to the device which is connected with the air pump after passing through the soil, allowing the air flow to enter the lower area of the outer pipe 104 of the device, and pumping out the air flow by the air pump to form closed circulation.
The soil grouting kit comprises the same structure and advantageous effects as the soil grouting device in the previous embodiment. The structure and advantageous effects of the soil grouting device have been described in detail in the foregoing embodiments, and thus, will not be described in detail.
The above description is only an example of the present application and is not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (8)
1. The soil grouting device is characterized by comprising a drill pipe with a hollow interior, wherein the drill pipe is used for being respectively connected with a liquid supply device and a power machine, repair liquid is provided for the drill pipe through the liquid supply device, and the drill pipe conveys the repair liquid provided by the liquid supply device to soil through power provided by the power machine; the drill pipe comprises an outer pipe and a drill bit connected with the outer pipe, a plurality of infusion holes are formed in the pipe wall of the outer pipe, and the repairing liquid is conveyed to soil through the infusion holes of the outer pipe; the drill pipe further comprises an inner pipe arranged in the outer pipe, and the length of the inner pipe extending into the outer pipe is smaller than that of the outer pipe.
2. The soil grouting device of claim 1, wherein a blocking ring is further arranged between the inner pipe and the outer pipe, and the blocking ring is sleeved on the inner pipe and abuts against the inner wall of the outer pipe.
3. The soil grouting device of claim 1, wherein a liquid inlet funnel is sleeved on the end part of the inner pipe, which is positioned outside the outer pipe, and a gap is formed between the liquid inlet funnel and the end part of the outer pipe.
4. The soil grouting device of claim 1, further comprising a spiral sheet spirally disposed on a tube wall of the outer tube along an outer circumference of the tube wall.
5. The soil grouting device of claim 1, wherein the drill bit is a cone structure, and a large end of the cone is connected with the outer tube.
6. The soil grouting device of claim 1, wherein a handle is further provided on the drill pipe.
7. The soil grouting device of claim 6, wherein the handle comprises at least two fixation rods distributed circumferentially along the wall of the drill pipe, the fixation rods extending out of the wall of the drill pipe.
8. The soil grouting complete equipment is characterized by comprising a power machine, a liquid supply device and the soil grouting device as claimed in any one of claims 1 to 7, wherein the drill pipe is respectively connected with the power machine and the liquid supply device, the power machine is used for supplying power to the drill pipe, and the liquid supply device is used for conveying repairing liquid into the drill pipe.
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| CN202120407259.3U CN215236757U (en) | 2021-02-24 | 2021-02-24 | Soil grouting device and soil grouting complete equipment |
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| CN202120407259.3U CN215236757U (en) | 2021-02-24 | 2021-02-24 | Soil grouting device and soil grouting complete equipment |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115488144A (en) * | 2022-09-23 | 2022-12-20 | 同济大学 | In-situ repair device and equipment for double-pipe double-channel liquid adding, powder spraying and stirring |
| CN115532810A (en) * | 2022-09-28 | 2022-12-30 | 上海勘察设计研究院(集团)有限公司 | Intelligent soil remediation project medicament injection device that can dynamically adjust |
| CN116116891A (en) * | 2023-04-10 | 2023-05-16 | 河北大美环境修复科技股份有限公司 | Soil remediation device with even function of dosing |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115488144A (en) * | 2022-09-23 | 2022-12-20 | 同济大学 | In-situ repair device and equipment for double-pipe double-channel liquid adding, powder spraying and stirring |
| CN115532810A (en) * | 2022-09-28 | 2022-12-30 | 上海勘察设计研究院(集团)有限公司 | Intelligent soil remediation project medicament injection device that can dynamically adjust |
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| CN116116891A (en) * | 2023-04-10 | 2023-05-16 | 河北大美环境修复科技股份有限公司 | Soil remediation device with even function of dosing |
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