CN215745476U

CN215745476U - In-situ high-pressure jet injection repairing device

Info

Publication number: CN215745476U
Application number: CN202121871031.6U
Authority: CN
Inventors: 张高凌
Original assignee: Nanjing Qiansheng Construction Co ltd
Current assignee: Nanjing Qiansheng Construction Co ltd
Priority date: 2021-08-11
Filing date: 2021-08-11
Publication date: 2022-02-08
Anticipated expiration: 2031-08-11

Abstract

The utility model discloses an in-situ high-pressure rotary jet injection repairing device, which relates to the field of soil repair and aims at solving the problem of poor repairing effect of the existing low-permeability stratum soil. The device has a novel structure, and can cut the soil body through high-pressure liquid, so that the oxidizing agent and the polluted soil are fully mixed, the pollutants are oxidized and decomposed, and the soil remediation effect of the low-permeability stratum is improved.

Description

In-situ high-pressure jet injection repairing device

Technical Field

The utility model relates to the field of soil remediation, in particular to an in-situ high-pressure rotary jet injection remediation device.

Background

Soil remediation refers to the physical, chemical and biological processes used to transfer, absorb, degrade and transform pollutants in soil to reduce their concentration to acceptable levels, or to transform toxic and harmful pollutants into harmless materials. Fundamentally, the technical principle of contaminated soil remediation may include: (1) changing the existing form of the pollutants in the soil or the combination mode of the pollutants and the soil, and reducing the mobility and bioavailability of the pollutants in the environment; (2) the concentration of harmful substances in the soil is reduced.

The existing soil remediation effect of a low-permeability stratum is poor, and remediation liquid cannot completely permeate into soil, so that in order to solve the problems, an in-situ high-pressure jet injection remediation device is provided.

SUMMERY OF THE UTILITY MODEL

The in-situ high-pressure jet grouting injection repairing device provided by the utility model solves the problem that the existing low-permeability stratum soil repairing effect is poor.

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

an in-situ high-pressure rotary jet injection repairing device comprises a liquid storage pipe, a high-pressure grouting pipe and a drill bit, wherein the high-pressure grouting pipe is arranged between the liquid storage pipe and the drill bit and is communicated with the liquid storage pipe;

the injection molding machine is characterized in that spray holes distributed in an annular array mode are formed in the circumferential side wall of the high-pressure grouting pipe, a filling port is formed in the lower section of the circumferential side wall of the liquid storage pipe, a driving motor is fixedly mounted at the top end of the liquid storage pipe, an output shaft of the driving motor penetrates through the top end of the liquid storage pipe and extends to the inside of the liquid storage pipe, a rotating sleeve is fixedly connected to the inside of the rotating sleeve, the end portion of the rotating sleeve extends to the inside of the high-pressure grouting pipe, a connecting rod distributed in an annular array mode is fixedly connected to the end portion of the connecting rod, and the end portion of the connecting rod is fixedly connected with the inner wall of the high-pressure grouting pipe.

Through adopting above-mentioned technical scheme, fill soil repair liquid to high-pressure slip casting intraduct through the filler, then drive through driving motor and rotate the sleeve pipe, it drives connecting rod and high-pressure slip casting rotation to rotate the sleeve pipe, thereby can make the drill bit carry out the drilling operation to soil, make the device wholly can sink to the certain degree of depth of waiting to restore soil, then lift the device wholly, spout repair liquid through the orifice on the high-pressure slip casting pipe simultaneously, cut the stirring to the soil body, make oxidation medicament and contaminated soil intensive mixing, the oxidative decomposition pollutant, low permeability stratum soil repair effect is improved.

Preferably, the upper section of the circumferential side wall of the liquid storage pipe is fixedly connected with two handles which are symmetrically distributed.

Through adopting above-mentioned technical scheme, the setting of handle can make the device wholly carry out the drilling and sink and spray the in-process of lifting more stable.

Preferably, the circumferential side wall of the liquid storage pipe is provided with notches distributed along the height direction of the liquid storage pipe, a glass observation port is arranged in each notch, scale marks are arranged on each glass observation port, and a sealing rubber plug is arranged at the filling port.

Through adopting above-mentioned technical scheme, the inside restoration liquid surplus of stock solution pipe can be observed in real time to the glass viewing aperture to the setting of sealing plug can effectively prevent that restoration liquid from spilling from the filler.

As preferred, the circumference inner wall of high pressure slip casting pipe is located spout department and has seted up the spout, and slidable mounting has the baffle in the spout, fixedly connected with second reset spring between the inner wall of baffle and spout, just one side fixedly connected with contact plate that second reset spring was kept away from to the baffle, just the contact plate is the setting of triangular prism shape.

Through adopting above-mentioned technical scheme, second reset spring can promote baffle and contact plate for orifice on the high pressure slip casting pipe and the inside cavity intercommunication of high pressure slip casting pipe make things convenient for repair liquid to pass through the orifice blowout.

As preferred, the slip cover of rotating sleeve's circumference lateral wall is equipped with the adjustment disk, just two gag lever posts that are the symmetric distribution of the circumference inner wall fixedly connected with of adjustment disk, two spacing grooves that are the symmetric distribution are seted up to the upper segment that rotates sleeve circumference lateral wall, the inside slip cover that rotates the sleeve is equipped with the movable rod, just the bottom of movable rod extends to rotating sleeve's bottom, and fixedly connected with depression bar down, the gag lever post runs through the spacing groove, and extends to rotating sleeve's inside and movable rod fixed connection.

Through adopting above-mentioned technical scheme, slide from top to bottom at the spacing inslot portion through adjusting the dish and drive the gag lever post to can drive the movable rod and slide from top to bottom, both drive the depression bar and slide from top to bottom, make the depression bar can with the cooperation of second reset spring down, make the orifice open as required.

Preferably, the circumferential side wall of the rotating sleeve is fixedly connected with four fixing plates distributed in an annular array, and a first return spring is fixedly connected between the top end of each fixing plate and the bottom end of the adjusting disc.

Through adopting above-mentioned technical scheme, first reset spring can reverse promotion adjustment disk for the adjustment disk drives gag lever post, movable rod and holding down lever upward movement, makes second reset spring can promote baffle and contact plate then, makes the orifice open.

Preferably, the top end of the liquid storage pipe is provided with two symmetrically distributed adjusting screws in a threaded manner, the bottom ends of the adjusting screws are rotatably connected with a ball body, the top end of the adjusting disc is provided with an annular movable groove, and the ball body is located inside the movable groove.

Through adopting above-mentioned technical scheme, when not needing the orifice to open, can rotate adjusting screw, make adjusting screw push down the spheroid, the spheroid pushes down the adjustment disk, make the adjustment disk drive the gag lever post, movable rod and push down the gag lever post and move down, the extrusion contact board, baffle and reset spring, thereby can close the orifice, and the setting of spheroid and activity groove, when can making the rotating sleeve drive gag lever post and adjustment disk rotate, the friction of spheroid and adjustment disk can be very little, can not obstruct the adjustment disk and rotate.

The utility model has the beneficial effects that:

1. the device is pressed downwards through the handheld holding rod of staff to the rotation that drives through driving motor and rotate the sleeve pipe can make the connecting rod drive high-pressure slip casting pipe and drill bit rotate, can realize drilling to the purpose of appointed degree of depth.

2. Through rotating adjusting screw for reset spring promotes the adjustment disk in the opposite direction, and drive gag lever post, movable rod and depression bar down, thereby can make the orifice open, and the motor continues to rotate and can be with the inside restoration liquid of high pressure slip casting through the high-pressure blowout of orifice, can realize that the slip casting pipe upwards promotes when spraying, and the high-pressure liquid stream cuts the soil body, makes oxidation medicament and contaminated soil intensive mixing, and the oxidation decomposes the pollutant, improves low permeability stratum soil remediation effect.

In conclusion, the device can cut the soil body through the high-pressure liquid, so that the oxidizing agent and the polluted soil are fully mixed, pollutants are oxidized and decomposed, and the low-permeability stratum soil remediation effect is improved.

Drawings

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

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is an enlarged view of A in FIG. 2 according to the present invention;

FIG. 4 is an enlarged view of B in FIG. 2 according to the present invention;

fig. 5 is a schematic structural view of the connection of the adjusting disk and the rotating sleeve of the utility model.

Reference numbers in the figures: 1. a liquid storage pipe; 2. a grip; 3. a drive motor; 4. a high-pressure grouting pipe; 5. a filling port; 6. a drill bit; 7. spraying a hole; 8. a glass viewing port; 9. adjusting the screw rod; 10. a sphere; 11. an adjusting disk; 12. a movable groove; 13. a fixing plate; 14. a first return spring; 15. rotating the sleeve; 16. a connecting rod; 17. a movable rod; 18. a lower pressure lever; 19. a baffle plate; 20. a contact plate; 21. a second return spring; 22. a limiting groove; 23. a limiting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example (b):

referring to fig. 1, an in-situ high-pressure rotary jet injection repairing device comprises a liquid storage pipe 1, a high-pressure grouting pipe 4 and a drill bit 6, wherein the high-pressure grouting pipe 4 is arranged between the liquid storage pipe 1 and the drill bit 6, the high-pressure grouting pipe 4 is communicated with the liquid storage pipe 1, the circumferential side wall of the high-pressure grouting pipe 4 is provided with spray holes 7 distributed in an annular array manner, the upper section of the circumferential side wall of the liquid storage pipe 1 is fixedly connected with two symmetrically distributed handles 2, the handles 2 are arranged so that an operator can hold the handles 2 when the device works to maintain the stability of the device when the device works, the lower section of the circumferential side wall of the liquid storage pipe 1 is provided with a filling port 5, the circumferential side wall of the liquid storage pipe 1 is provided with a notch distributed along the height direction of the circumferential side wall of the liquid storage pipe 1, a glass observation port 8 is arranged in the notch, a scale mark is arranged on the glass observation port 8, and the operator can observe the residual amount of the repairing liquid in the liquid storage pipe 1 in real time, thereby can in time add repair liquid to liquid storage pipe 1 is inside, and filling port 5 department installs sealed plug, and sealed plug can effectively guarantee that repair liquid spills from filling port 5, prevents the wasting of resources.

Referring to fig. 2, 3 and 4, a driving motor 3 is fixedly installed at the top end of the liquid storage tube 1, an output shaft of the driving motor 3 penetrates through the top end of the liquid storage tube 1, and a rotating sleeve 15 is fixedly connected to the interior of the liquid storage pipe 1, the end of the rotating sleeve 15 extends to the interior of the high-pressure grouting pipe 4, and is fixedly connected with connecting rods 16 distributed in an annular array, the end parts of the connecting rods 16 are fixedly connected with the inner wall of the high-pressure grouting pipe 4, the rotating sleeve 15 is driven to rotate by the driving motor 3, thereby driving the connecting rod 16 to rotate, the connecting rod 16 then drives the high-pressure grouting pipe 4 and the drill bit 6 to rotate, not only realizing the sinking operation of drilling, but also realizing the function of lifting the spraying liquid, cutting and stirring the soil body, fully mixing the oxidation medicament with the polluted soil, oxidizing and decomposing pollutants, and improving the soil remediation effect of the low-permeability stratum.

Referring to fig. 3 and 5, a limiting rod 23 penetrates through a limiting groove 22 and extends to the inside of the rotating sleeve 15 to be fixedly connected with a movable rod 17, four fixing plates 13 distributed in an annular array are fixedly connected to the circumferential side wall of the rotating sleeve 15, a first return spring 14 is fixedly connected between the top end of the fixing plates 13 and the bottom end of the adjusting plate 11, two adjusting screws 9 distributed symmetrically are arranged at the top end of the liquid storage tube 1 in a penetrating manner, a ball 10 is rotatably connected to the bottom end of the adjusting screws 9, an annular movable groove 12 is formed at the top end of the adjusting plate 11, the ball 10 is located inside the movable groove 12, when the adjusting screws 9 are rotated to move downwards, the adjusting screws 9 push the ball 10, the ball 10 pushes the adjusting plate 11, so that the adjusting plate 11 extrudes the first return spring 4, when the adjusting screws 9 move upwards, the first return spring 4 can reversely push the adjusting plate 11, and the ball 10 slides in the movable groove 12, so that when the adjusting disk 11 rotates along with the rotating sleeve 15, the friction force can be reduced, and the rotation of the adjusting disk 11 is not hindered.

Referring to fig. 4 and 5, the adjusting plate 11 is slidably sleeved on the circumferential side wall of the rotating sleeve 15, two symmetrically distributed limiting rods 23 are fixedly connected to the circumferential inner wall of the adjusting plate 11, two symmetrically distributed limiting grooves 22 are formed in the upper section of the circumferential side wall of the rotating sleeve 15, the movable rod 17 is slidably sleeved inside the rotating sleeve 15, the bottom end of the movable rod 17 extends to the bottom end of the rotating sleeve 15 and is fixedly connected with a lower pressing rod 18, a sliding groove is formed in the position, located at the nozzle 7, of the circumferential inner wall of the high-pressure grouting pipe 4, a baffle plate 19 is slidably mounted in the sliding groove, a second return spring 21 is fixedly connected between the baffle plate 19 and the inner wall of the sliding groove, a contact plate 20 is fixedly connected to one side, away from the second return spring 21, of the baffle plate 19, and is arranged in a triangular prism shape, and the adjusting screw 9 is rotated to enable the adjusting screw 9 to push the adjusting plate 11 to move downwards, the limiting rod 23 is driven to slide in the limiting groove 22, the movable rod 17 and the lower pressing rod 18 are driven to move downwards, the bottom end of the lower pressing rod 18 is in contact with the contact plate 20 and presses the contact plate 20 downwards, the contact plate 20 is made to press the baffle plate 19, the baffle plate 19 is made to press the second return spring 21 again, the spray hole 7 is closed, the spraying of the repair liquid is stopped, the drilling sinking operation is conducted at the moment, when the adjusting disc 11 moves upwards, the lower pressing rod 18 moves upwards and is separated from the contact plate 20, the second return spring 21 pushes the baffle plate 19 and the contact plate 20 at the moment, the spray hole 7 is communicated with the inside of the high-pressure grouting pipe 4, the spray hole 7 is opened, and then the lifting spraying operation can be conducted.

The implementation principle of the in-situ high-pressure jet grouting injection repair device provided by the embodiment of the utility model is as follows:

when drilling operation is required, the adjusting screw 9 is rotated to enable the adjusting screw 9 to push the adjusting disc 11 to move downwards, the adjusting disc 11 extrudes the first return spring 14, meanwhile, the limiting rod 23, the movable rod 17 and the lower pressing rod 18 are driven, the lower pressing rod 18 extrudes the contact plate 20 and the baffle plate 19, the baffle plate 19 extrudes the second return spring 21 to enable the spray hole 7 to be closed, at the same time, the handle 2 is held to press the whole device downwards, meanwhile, the driving motor 3 is started, the driving motor 3 drives the rotating sleeve 15 and the connecting rod 16 to rotate, so that the high-pressure grouting pipe 4 and the drill bit 6 are driven to rotate, the drill bit 6 can perform drilling sinking operation, after drilling is completed to a certain depth, the adjusting screw 9 is rotated in the reverse direction to enable the first return spring 14 to be matched with the second return spring 21 to open the spray hole 7, at the same time, the whole device is lifted upwards, and the driving motor 3 continues to operate, the remediation liquid can be sprayed out from the spray holes 7 at high pressure to cut and stir the soil body, so that the oxidation agent and the polluted soil are fully mixed, pollutants are oxidized and decomposed, and the remediation effect of the low-permeability stratum soil is improved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. An in-situ high-pressure rotary jet injection repairing device comprises a liquid storage pipe (1), a high-pressure grouting pipe (4) and a drill bit (6), and is characterized in that the high-pressure grouting pipe (4) is arranged between the liquid storage pipe (1) and the drill bit (6), and the high-pressure grouting pipe (4) is communicated with the liquid storage pipe (1);

the injection molding machine is characterized in that spray holes (7) distributed in an annular array are formed in the circumferential side wall of the high-pressure injection pipe (4), a filling opening (5) is formed in the lower section of the circumferential side wall of the liquid storage pipe (1), a driving motor (3) is fixedly mounted at the top end of the liquid storage pipe (1), an output shaft of the driving motor (3) penetrates through the top end of the liquid storage pipe (1) and extends to the inside of the liquid storage pipe (1) to be fixedly connected with a rotating sleeve (15), the end portion of the rotating sleeve (15) extends to the inside of the high-pressure injection pipe (4), the connecting rod (16) distributed in the annular array is fixedly connected with the end portion of the connecting rod (16) and the inner wall of the high-pressure injection pipe (4).

2. The in-situ high-pressure jet grouting injection repairing device according to claim 1, wherein two symmetrically distributed handles (2) are fixedly connected to the upper section of the circumferential side wall of the liquid storage tube (1).

3. The in-situ high-pressure jet grouting injection repairing device according to claim 1, wherein notches are formed in the circumferential side wall of the liquid storage pipe (1) and distributed along the height direction of the liquid storage pipe, a glass observation port (8) is installed in each notch, scale marks are arranged on each glass observation port (8), and a sealing rubber plug is installed at the filling port (5).

4. The in-situ high-pressure jet grouting injection repairing device according to claim 1, wherein a sliding groove is formed in the circumferential inner wall of the high-pressure grouting pipe (4) at the position of the spray hole (7), a baffle plate (19) is slidably mounted in the sliding groove, a second return spring (21) is fixedly connected between the baffle plate (19) and the inner wall of the sliding groove, a contact plate (20) is fixedly connected to one side, away from the second return spring (21), of the baffle plate (19), and the contact plate (20) is arranged in a triangular prism shape.

5. The in-situ high-pressure jet grouting injection repairing device according to claim 1, wherein the sliding sleeve of the circumferential side wall of the rotating sleeve (15) is provided with an adjusting disc (11), two limiting rods (23) are symmetrically distributed and fixedly connected to the inner circumferential wall of the adjusting disc (11), two limiting grooves (22) are symmetrically distributed and arranged on the upper section of the circumferential side wall of the rotating sleeve (15), the movable rod (17) is slidably arranged in the rotating sleeve (15), the bottom end of the movable rod (17) extends to the bottom end of the rotating sleeve (15), the lower pressing rod (18) is fixedly connected to the bottom end of the rotating sleeve (15), the limiting rods (23) penetrate through the limiting grooves (22) and extend to the inside of the rotating sleeve (15) and fixedly connected to the movable rod (17).

6. The in-situ high-pressure jet grouting injection repairing device according to claim 5, wherein four fixing plates (13) are fixedly connected to the circumferential side wall of the rotating sleeve (15) and distributed in an annular array, and a first return spring (14) is fixedly connected between the top end of each fixing plate (13) and the bottom end of the adjusting disc (11).

7. The in-situ high-pressure jet grouting injection repairing device according to claim 6, wherein two symmetrically distributed adjusting screws (9) are arranged at the top end of the liquid storage pipe (1) in a penetrating manner, a ball body (10) is rotatably connected to the bottom end of each adjusting screw (9), an annular movable groove (12) is formed in the top end of the adjusting disc (11), and the ball body (10) is located inside the movable groove (12).