WO2000075435A1 - Engin mobile d'amelioration du sol - Google Patents
Engin mobile d'amelioration du sol Download PDFInfo
- Publication number
- WO2000075435A1 WO2000075435A1 PCT/JP2000/003671 JP0003671W WO0075435A1 WO 2000075435 A1 WO2000075435 A1 WO 2000075435A1 JP 0003671 W JP0003671 W JP 0003671W WO 0075435 A1 WO0075435 A1 WO 0075435A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- soil
- liquid
- mixer
- self
- raw
- Prior art date
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
- E02D3/12—Consolidating by placing solidifying or pore-filling substances in the soil
- E02D3/126—Consolidating by placing solidifying or pore-filling substances in the soil and mixing by rotating blades
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
- E02D3/12—Consolidating by placing solidifying or pore-filling substances in the soil
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C21/00—Apparatus or processes for surface soil stabilisation for road building or like purposes, e.g. mixing local aggregate with binder
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/22—Dredgers or soil-shifting machines for special purposes for making embankments; for back-filling
- E02F5/223—Dredgers or soil-shifting machines for special purposes for making embankments; for back-filling for back-filling
- E02F5/226—Dredgers or soil-shifting machines for special purposes for making embankments; for back-filling for back-filling with means for processing the soil, e.g. screening belts, separators; Padding machines
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F7/00—Equipment for conveying or separating excavated material
- E02F7/02—Conveying equipment mounted on a dredger
Definitions
- the present invention relates to a self-propelled soil conditioner that mixes raw soil such as excavated soil or contaminated soil with a soil conditioner to improve the soil condition.
- a self-propelled soil improvement machine is proposed in Japanese Patent Application Laid-Open No. Hei 9-1952655.
- This self-propelled soil improvement machine is composed of a soil-improved soil, i.e., a raw soil hobber for charging the raw soil, and a conveyor belt conveyer for transporting the raw soil in the hobba. And a soil conditioner feeder that supplies the soil conditioner onto the material soil conveyed by the conveyor belt conveyor, and improves the soil quality of the material soil by mixing the material soil and the soil conditioner It is equipped with a mixing machine and a belt conveyor for discharging the soil improved by soil improvement to the outside of the vehicle.
- a soil-improved soil i.e., a raw soil hobber for charging the raw soil
- a conveyor belt conveyer for transporting the raw soil in the hobba.
- a soil conditioner feeder that supplies the soil conditioner onto the material soil conveyed by the conveyor belt conveyor, and improves the soil quality of the material soil by mixing the material soil and the soil conditioner It is equipped with a mixing machine and a belt conveyor for discharging the soil improved by soil improvement to the outside of the vehicle
- the soil conditioner supply device of the self-propelled soil conditioner described above is installed at the bottom of the hobba, with the soil conditioner hobba to which the soil improver is charged, the shower at the outlet of the hobba.
- a cultivator having a plurality of feeder blades for moving the soil conditioner in the hopper to the discharge port, and charging the powdered soil conditioner into the hopper and rotating the cultivator.
- the soil conditioner via a conveyor It is to be supplied onto a conveyor belt.
- the soil conditioner feeder is installed between the raw material soil hopper and the mixer and above the conveyor belt conveyor, and the height of the soil conditioner mortar from the ground is increased accordingly. It is getting higher.
- the supply amount of the soil conditioner is controlled by the number of revolutions of the rotating body, but since the soil conditioner is a powder, it may not be accurately supplied in an amount corresponding to the number of revolutions of the rotating body. It is difficult to supply a predetermined amount of the soil conditioner accurately.
- the powdery soil improver may solidify and clog in the hopper and the tillage of the soil conditioner supply device, and the soil improver may not be supplied.
- the powdery soil improver leaks to the outside through gaps in each part, Work environment may worsen due to airborne scattering.
- An object of the present invention is to provide a self-propelled soil improvement machine capable of solving the above-mentioned problems.
- a first aspect of the present invention for achieving the above and other objects is as follows:
- a vehicle body with a traveling body A vehicle body with a traveling body
- a raw soil mushroom which is attached to the vehicle body and into which raw soil to be soil-improved is charged;
- a raw material soil transport device attached to the vehicle body, for transporting the raw material soil in the raw material soil hopper;
- a mixer that is attached to the vehicle body and mixes the raw soil transported by the raw soil transport device
- a soil conditioner supply device for ejecting the liquid soil conditioner in the liquid tank from the liquid ejection means by the liquid supply means;
- a self-propelled soil improvement machine characterized in that the liquid jetting means is mounted at at least one position between the raw material soil hopper and a discharge part of the mixer.
- a soil conditioner supply device that supplies the liquid soil conditioner in the liquid tank by the liquid supply means and ejects the liquid from the liquid jetting means. Therefore, the liquid tank and the liquid supply means can be arranged at an arbitrary position or with respect to the liquid ejection means. It can be mounted in any shape at a remote location.
- the liquid tank can be mounted at a low position, and the capacity can be increased because it can be formed into an arbitrary shape that matches the space by using the fluidity of the liquid. Crane, etc. necessary for replenishing the powdery soil improver is not required to replenish the liquid soil improver, so the replenishment work is easy, and the replenishment time is long and the number of replenishments is small.
- the replenishment work of the liquid soil conditioner can be performed easily and in a short time, and the work efficiency is improved.
- the amount of liquid supplied per unit time by the liquid supply means can be accurately controlled by pump rotation, discharge amount, etc., a predetermined amount of the liquid soil conditioner can be supplied accurately, so that the quality of the improved soil is stabilized and Production costs are reduced because less wasteful modifiers are used.
- the liquid tank can be mounted at any position and in any shape, the space can be effectively utilized, and a plurality of liquid tanks can be easily mounted.
- a liquid soil improver suitable for the raw material soil can be supplied alone or in combination, and the improvement effect is improved.
- the self-propelled soil improvement machine can be configured in a compact.
- a liquid soil conditioner since a liquid soil conditioner is used, it does not solidify and clog like powder, nor does it leak outside and fly around. In addition, the permeability to the raw material soil is good and the mixing property is improved.
- the liquid jetting means is provided with at least one of a raw soil cradle, a raw material soil conveying device, near a mixing port of the raw material conveying device, inside the mixing device and at a discharge portion of the mixing device. Installed in place.
- the liquid soil conditioner can be supplied to at least one of the raw soil in the raw soil hopper, the raw soil to be conveyed, the soil inside the mixer, and the soil discharged from the mixer.
- liquid soil conditioner For example, if a liquid soil conditioner is supplied to the raw soil in the raw soil hopper, the liquid soil improver will penetrate into the raw soil during transport of the raw soil, and the degree of penetration will be improved. Mixability is improved.
- the liquid soil conditioner does not require a leak prevention treatment part, and the liquid soil conditioner is used as the raw material soil. It penetrates quickly and has good permeability, so it can be mixed well with a mixer.
- the amount of the liquid soil modifying agent to be supplied can be accurately controlled by pump control in accordance with the amount of conveyed material soil, the mixing ratio is appropriate and the control is simplified.
- the inside of the mixer becomes a liquid soil conditioner atmosphere, so that mixing can be sufficiently performed and the liquid soil conditioner does not leak out.
- the raw soil and the liquid soil improver ejected from one liquid jetting means are mixed and primarily improved by the mixer, and the liquid soil improver is ejected to the primary soil discharged from the mixer. Therefore, the soil improvement reaction of the raw material soil is accelerated.
- the soil improvement is improved. Responsiveness is improved, and contaminated soil can be improved in a short time.
- the soil discharged from the mixer is further mixed by the post-mixer, so that the mixing property is improved and the reaction is accelerated.
- the soil discharged from the mixer and the liquid soil conditioner are mixed by the post-mixer, and the mixing property is further improved.
- the soil improvement reaction is quicker.
- a second aspect of the present invention provides:
- a raw soil mushroom which is attached to the vehicle body and into which raw soil to be soil-improved is charged;
- a mixer that is attached to the vehicle body and mixes the raw soil transported by the raw soil transport device
- An improved soil transport device attached to the vehicle body for discharging soil mixed by the mixer
- a power source that is mounted on the vehicle body and supplies power for the traveling body, the raw material soil transport device, the mixer, and the improved soil transport device; Eruption Self-propelled type, comprising: a soil conditioner supply device for ejecting the liquid from the means, and wherein the liquid ejecting means is attached to at least one position between the raw material soil hopper and the improved soil conveying device.
- This is a soil improvement machine.
- the improved soil with improved soil quality can be transported to the outside of the vehicle body by the improved soil transport device, and the improved soil transport device travels along with the vehicle body. Therefore, it has the effect of being a self-propelled soil improvement machine with excellent mobility.
- the liquid jetting means is attached to at least one place in the mixing machine, near the input port of the mixing machine of the raw material soil conveying device, in the mixing machine and in the discharge portion of the improved soil conveying device.
- the liquid soil conditioner can be supplied to at least one of the raw soil in the raw soil hopper, the raw soil to be conveyed, the soil inside the mixer 3 and the soil discharged from the mixer.
- Liquid jetting means shall be installed between the raw soil hopper and the inside of the mixer and at the discharge part of the improved soil transport device.
- the raw soil and the liquid soil conditioner ejected from one liquid jetting means are mixed and primary improved, and the liquid soil conditioner is ejected to the primary soil discharged from the improved soil transport device.
- the soil improvement reaction of the raw material soil is accelerated.
- the soil improvement reaction is quickened, and the soil can be improved in a short time.
- a mixer After mixing the soil discharged from the improved soil transport device, a mixer is installed.
- the soil discharged from the improved soil transport device is further mixed by the post-mixer, so that the mixing property is improved and the reaction is accelerated.
- the soil discharged from the improved soil transport device and the liquid soil conditioner are mixed by the post-mixer, and the mixing property is further improved. Also, the soil improvement reaction is quicker.
- Either one or both of the liquid supply means and the liquid tank are placed separately from the vehicle body.
- the liquid supply means is composed of a liquid pump swung by a pump power source, and a discharge side of the liquid pump is connected to the liquid ejection means by a discharge pipe line. According to this configuration, the amount of the liquid soil conditioner supplied per unit time can be easily and accurately controlled by increasing and decreasing the rotation speed of the hydraulic pump by the pump power source. Therefore, the supply amount of the liquid soil conditioner can be easily and accurately controlled to an arbitrary value.
- the discharge pipe since the discharge side of the liquid pump is connected to the liquid ejection means by a discharge pipe, the discharge pipe may be provided even if the liquid pump and the liquid ejection means are separated from each other. Can be mounted on
- the soil can be continuously improved without increasing the volume of the liquid tank and replenishing it for a long time.
- the liquid jetting means is composed of a pipe, a long pipe having a plurality of jet holes, a funnel-shaped pipe having a plurality of jet holes at a tip end face, and a tip having a funnel shape. It is one of a large-diameter pipe with a plurality of small-diameter vent holes formed on the end face.
- the liquid ejection means is a pipe
- the shape is simple and the cost is low.
- the liquid soil conditioner can be supplied substantially uniformly over a wide range.
- the liquid jetting means is a funnel-shaped pipe with a tip having a plurality of jetting holes at the tip end, or a tip having a large diameter and a plurality of jetting holes at the tip end, the liquid soil improver can be used. Since it can be sprayed in a mist over a wide range, it is suitable for spraying into the inside of a mixer or soil discharged from an improved soil transport device.
- FIG. 1 is a side view of one embodiment of a self-propelled soil improvement machine according to the present invention.
- FIG. 2 is a plan view of the above embodiment.
- FIG. 3 is a front view of the above embodiment.
- FIG. 4 is an operation explanatory diagram of the above embodiment.
- FIG. 5 is an explanatory diagram of the soil conditioner supply device of the above embodiment.
- 6A to 6C are perspective views of the liquid ejection means of the soil conditioner supply device.
- FIGS. 7A to 7C are explanatory diagrams of other mounting positions of the liquid ejection means.
- FIG. 8 is a side view of a mounting portion of the post-mixer of the above embodiment.
- FIG. 9 is a sectional view taken along the line K-K of FIG.
- FIG. 10 is a side view of a mounting portion of another example of the post-mixer.
- FIG. 11 is a sectional view taken along the line XIâXI of FIG.
- Fig. 12 â and Fig. 12 â are explanatory diagrams of an example using a plurality of liquid ejection means.
- FIGS. 13 â and 13B are explanatory diagrams of an example in which different types of liquid soil conditioners are mixed and jetted from one liquid jetting means.
- Fig. 14 shows the liquid jetting means and the post-mixer near the outlet of the mixer. It is explanatory drawing of the example attached.
- FIG. 15A to FIG. 15C are explanatory diagrams of mounting positions of the liquid supply means and the liquid tank.
- the left and right traveling bodies 2, 2 are attached to the body 1 to constitute a self-propelled vehicle.
- the mixer 3 is installed in the front and rear middle part of the body 1.
- a power source 4 such as an engine, a hydraulic pump, a generator, or some combination thereof is mounted near the front of the vehicle body 1, and the power source 4 is covered with a cover 5.
- the traveling body 2 is of a crawler type, it may be of a wheel type.
- the vehicle body 1 has a boarding floor 1a.
- a mounting frame 6 is mounted near the rear of the vehicle body 1 so as to protrude rearward from the vehicle body 1, and a raw material soil transfer device 7 is mounted on the mounting frame 6 in the front-rear direction. Further, the raw material soil hobber 8 is mounted on the mounting frame 6 so as to be positioned above a rear portion of the raw material soil transfer device 7.
- a cover body 9 is mounted between the raw material soil hopper 8 and the mixer 3, and the force bar body 9 covers an upper part of the raw material soil transfer device 7 near the front.
- An improved soil transport device 10 is attached to a lower part of the vehicle body 1 in a front-rear direction.
- One side (rearward) of the improved soil transporter 10 in the transport direction is located below the mixer 3, and the other side (forward) of the improved soil transporter 10 in the transport direction is from the vehicle body 1. Also protrude forward.
- the power source 4 supplies power for the traveling body 2, the raw material soil transport device 7, the mixer 3, and the improved soil transport device 10.
- a liquid supply means 11 is attached to one left and right side near the front of the vehicle body 1, and a liquid tank 12 is attached to one left and right side near the rear of the vehicle body 1.
- a liquid jetting means 13 is attached to the cover body 9 toward the raw material soil transfer device 7.
- the liquid jetting means 13, the liquid supply means 11 and the liquid tank 12 form a soil conditioner supply device.
- the mixer 3 includes, in a case 14 thereof, a soft mixer 15 as a primary mixer and a plurality of impact hammers (rotor) as a secondary mixer. (With attached rotary) 16 is provided.
- the raw material soil transfer device 7 is configured as a conveyor in which an endless belt 19 is wound around a driven wheel 17 and a driven wheel 18. The discharge end of the raw material soil transfer device 7 protrudes into the case 14 from an inlet 20 formed in the side wall 14 a of the case 14 of the mixer 3.
- the endless belt-like body 19 is made of a crawler belt in which a number of iron footwear plates are connected endlessly, but may be a belt.
- a rotor 21 for extraction is provided near the discharge port of the raw soil cradle 8 and has a function of keeping a cut height b of the raw soil a constant.
- the cutout height b is the height of the raw soil a conveyed toward the mixer 3 by the raw soil conveyer 7.
- a raw soil sensor 17a for detecting the height of the soil is provided above the raw soil transport device 7, and when the height of the raw soil exceeds a set value (about 70% of the cutting height b). It detects that the raw material soil is flowing at 0 N.
- One side of the improved soil transport device 10 in the transport direction is located below the discharge port 22 of the case 14 of the mixer 3.
- the liquid supply means 11 is a liquid pump 31 driven by a pump power source 30 such as an internal combustion engine or an electric motor, and the suction port of the liquid pump 31 is a pipe or pipe. It is connected to the liquid tank 12 via a suction line 32 such as a hose, and sucks the liquid soil improver in the liquid tank 12 and discharges it to a discharge line 33 such as a pipe or a hose. .
- the engine of the power source 4 may be used as the power source 30 for the pump.
- the liquid jetting means 13 includes a plurality of pipes 34, and each pipe 34 is connected to the discharge pipe 33.
- the number of pipes 34 may be one.
- raw soil a such as excavated soil
- the raw soil transport device 7 and the rotor 21 Conveyed.
- the above-mentioned raw soil sensor 7a is turned ON, and the above-mentioned power source 30 for the pump is pulsated, and the liquid ejecting means 13 (pipe 34) is put on the raw soil a.
- a liquid soil conditioner is sprayed. This liquid soil conditioner quickly penetrates the raw material soil, that is, has good permeability.
- the raw soil a and liquid soil improver conveyed into the case 14 of the mixer 3 are cut off by the soil cutter 15 to be first-mixed and crushed by the impact hammer 16.
- the secondary soil (crushing, mixing and agitation) further improves the soil quality of the raw soil a, and the improved soil c is supplied from the outlet 22 of the case 14 onto the improved soil transport device 10 Then, it is transported to the front of the vehicle body by the improved soil transport device 10.
- the raw soil a is cut into a flake shape having a predetermined thickness by a soil cutter 15, and a liquid soil conditioner is attached to a part of the cut.
- the flake-shaped raw material soil a has the liquid soil improver attached to it falling in various directions, such as upward, downward, and sideways, and is crushed and mixed by the impact hammer 16. Are sufficiently mixed.
- the liquid jetting means 13 has jetting holes 36 formed at a plurality of positions in a longitudinal direction of a long pipe 35, and a connection portion of the discharge pipe 33 with the pipe 35.
- a structure in which 37 is formed may be used.
- a structure may be employed in which a tip portion is formed of a funnel-shaped pipe 38 and a plurality of ejection holes 36 are formed on the tip surface.
- the tip is composed of a large-diameter pipe 39, and a plurality of small-diameter ejection holes 36 are formed at the tip of the pipe, and the liquid soil modifier is ejected in a mist state. It may be structured.
- the liquid supply means 11 and the liquid tank 12 may be attached to an arbitrary position of the vehicle body 1 in an arbitrary shape.
- the soil conditioner is a liquid
- the mounting position of the liquid jetting means 13 is not limited to the cover body 9, and as shown in FIG. 7A, the liquid jetting means 1 is located closer to the mixer 3 than the rotor 21 in the raw material soil hob 8. 3 may be attached. In this way, the liquid soil conditioner penetrates into the raw soil a in the raw soil hot pot 8 from an early stage, and the degree of permeation is improved. Further, as shown in FIG. 7B, the liquid jetting means 13 may be attached to the upper part in the case 14 of the mixer 3 so as to face downward. In this case, the liquid jetting means 13 shown in FIGS. 6B and 6C is preferable. By doing so, the inside of the case 14 of the mixer 3 becomes a liquid soil conditioner atmosphere, and the mixing property between the raw material soil a and the liquid soil conditioner is improved. Moreover, the liquid soil conditioner does not leak out of the case 14.
- a liquid jetting means 13 may be attached near the discharge portion of the improved soil transport device 10 so as to face the soil falling from the improved soil transport device 10. Also in this case, the liquid ejection means 13 shown in FIGS. 6B and 6C is preferable.
- a mounting member 40 is fixed to the discharge end portion of the frame main body 10a of the improved soil transport device 10, and the cover member 4 is attached to the mounting member 40.
- the liquid ejecting means 13 is attached to the upper part of the cover member 41 so as to face the falling soil.
- the mounting member 40 has a substantially H-shaped planar shape formed by connecting a pair of mounting plates 43 with a connecting member 44 and fixing the pair of plates 45 to the connecting member 44.
- the pair of mounting plates 43 are fixed to both left and right sides of the frame main body 10a with bolts or the like.
- the cover member 41 has a rectangular box shape, and then a wall 41 a is fixed to the connecting member 44 with bolts or the like, and left and right walls 4 lb are located inside the pair of plates 45. I have. Then, the cover member 4 1 Liquid ejecting means 13 is attached to the upper part of the front wall 41c.
- the post-mixer 42 is provided with a mouth 48 formed by mounting a plurality of mixers 47 radially arranged on a rotating shaft 46 at intervals in the axial direction. 6 is rotatably supported on a pair of left and right plates 45 through bearings 50 through holes 49 in the left and right walls 41b of the cover member 41.
- a hydraulic or electric motor 52 is attached to one of the pair of plates 45 via a cylinder 51, and the output shaft of the motor 52 and the rotary shaft
- the motor 46 is connected to the cylinder 46 by a coupling (not shown) with a cylinder 51 1.
- the motor 48 is rotated so that the mouth 48 rotates.
- the power source of the motor 52 may be a hydraulic pump or a generator of the power source 4.
- the specific structure of the post-mixer 42 may be as shown in FIG. 10 and FIG. That is, the rectangular cylindrical cover member 41 is fixed downward to the discharge end of the frame body 10a of the improved soil transport device 10, and the liquid jetting means 13 falls on the upper part of the cover member 41. Install it in such a way as to face the soil to be removed.
- the rotary shaft 46 of the rear mixer 4 2 is rotatably supported below the left and right walls 4 1 b of the cover member 4 1, and a hydraulic or electric motor 52 is mounted on the rear wall 4 1 a of the cover member 4 1. Attach to
- a belt 55 is wound between a pulley 53 fixed to the rotating shaft 46 and a pulley 54 rotated by a motor 52, and the rotor 52 is rotated by driving the motor 52. To do.
- the liquid soil conditioner is ejected to the soil dropped from the improved soil transport device 10, and they are mixed. This Later, the soil and the liquid soil conditioner are sufficiently mixed by the post-mixer 42.
- the mixer 3 may have only a function of crushing the raw material soil a to make it into a hard, fine powder state.
- the liquid injection means 13 When the liquid injection means 13 is provided at the position shown in FIGS. 7A and 7B, the liquid mixing means 13 is not provided in the vicinity of the discharge portion of the improved soil transport device 10 and the post-mixer 4 2 You may attach only.
- the liquid jetting means 13 may be attached to the four positions shown in FIG. 4, FIG. 7A, FIG. 7B, and FIG. Also, it may be attached to any two positions near the four positions shown in Figs. 4, 7A, 7B, and C, respectively.
- It may be attached to any three positions near the four positions shown in FIGS. 4, 7A, 7B, and C, respectively.
- liquid jetting means 13 When the liquid jetting means 13 is mounted at a plurality of positions as described above, as shown in FIG. 12A, the liquid pump 31 and the liquid tank 12 are provided for each liquid jetting means 13. A set of pump power sources 30 may be separately provided.
- each liquid tank 12 with a different type of liquid soil conditioner, different types of liquid soil conditioner can be ejected and supplied at different positions.
- one liquid pump 31 and one liquid tank 12 and one pump power source 30 are provided, and the same liquid soil improvement is applied to a plurality of liquid jetting means 13.
- the agent may be pumped.
- liquid soil improvers may be mixed and jetted from one liquid jetting means 13.
- 13 As shown in Fig. 13A, the liquid soil conditioner in a plurality of liquid tanks 12 is sucked and discharged by one liquid pump 31 and, as shown in Fig. 13B, a plurality of liquid tanks 1 2 The liquid soil conditioners are sucked by separate liquid pumps 31, and the discharge sides of these liquid pumps 31 are merged and pumped to one liquid jetting means 13.
- the post-mixer 42 described above may be provided separately from the improved soil transport device 10.
- the cover member 41 is attached to the support frame set on the ground or movable via the attachment member 40 described above, or the cover member 41 is directly attached.
- liquid jetting means 13 and the post-mixer 42 described above may be mounted at an intermediate position in the conveying direction of the improved soil conveying device 10.
- FIG. 4 As shown in FIG. 4, as shown in FIG. 4, as shown in FIG. 7A, or as shown in FIG. An example of jetting will be described.
- Mud is fed as raw soil into the raw soil hopper 8, and the mud and the polymer-based solidifying agent are mixed by the mixer 3 to improve the soil quality, and the soil improved soil is improved by the improved soil transport device 10 into the vehicle body. Discharge to the outside.
- the mud for example, the mud discharged when tunneling with a shield machine can be improved to a solid high-quality soil.
- ferrous sulfate solvent was ejected from the liquid ejecting means 13 (shown in FIG. 6A) attached to the cover body 9 shown in FIG. 4, and attached to the improved soil transport device 10 shown in FIG. 7C. Water is ejected from the liquid ejecting means 13 (shown in Fig. 6B or 6C), and Hexavalent chromium-contaminated soil is used as raw material soil.
- the hexavalent chromium-contaminated soil and the ferrous sulfate solvent are mixed by the mixer 3, and water is spouted out of the mixture, so that the soil is improved so that the hexavalent chromium-contaminated soil becomes insoluble in hexavalent chromium.
- the reaction can be facilitated.
- the ferrous sulfate solvent is jetted from the liquid jetting means 13 (shown in Fig. 6B) attached to the mixer 3 shown in Fig. 7B, and the liquid attached to the improved soil transporter 10 shown in Fig. 7C.
- Water is jetted from jetting means 13 (shown in Fig. 6B or Fig. 6C), and hexavalent chromium-contaminated soil is fed into raw soil hopper 8 as raw soil.
- the hexavalent chromium-contaminated soil and the ferrous sulfate solvent are mixed by the mixer 3, and water is spouted out of the mixture, so that the soil is improved so that the hexavalent chromium-contaminated soil becomes insoluble in hexavalent chromium.
- the reaction can be facilitated by adding water.
- the self-propelled soil improvement machine may not include the improved soil transport device 10 described above.
- the power source 4 supplies power for the traveling body 2, the raw material transporting device 7, and the mixer 3.
- a liquid jetting means 13 and a post-mixer 42 may be attached near the outlet 22 of the mixer 3.
- the outlet 22 of the mixer 3 is narrow
- the liquid jetting means 13 and the post-mixer 42 are mounted near the discharge port 22 of the case 14 via the mounting member 40 and the cover member 41 in the same manner as described above.
- the feed rate of the raw soil can be controlled by controlling the motor that drives the shuttle wheel 17 of the raw soil transport device 7 and the motor that rotates the rotor 21 of the raw soil hopper 8.
- the number of rotations of the liquid pump 31 by the pump power source 30 is controlled so that the amount of the liquid soil conditioner jetted from the liquid jetting means 13 can be controlled.
- a raw material supply amount detecting means is provided near the input port 20 of the mixer 3. For example, the height of the raw soil supplied by a plurality of switches or lasers is detected, and the height of the supplied raw soil and the amount of the raw soil supplied per unit time at the above-described raw soil supply rate are detected. Is detected.
- the mixing ratio of the raw soil and the liquid soil improver is set in advance, and based on the mixing ratio and the detected amount of the raw soil, the feed speed of the raw soil or the amount of the ejected liquid soil improver is controlled to be always constant.
- liquid supply means 11 and the liquid tank 12 are installed on the vehicle body 1, but either or both of them may be provided separately from the vehicle body 1.
- the suction port is connected separately to the liquid tank 12 installed on the vehicle body 1 via the suction pipe 32, and the discharge pipe 33 is connected to the liquid ejection section 13.
- the liquid tank 12 is placed separately from the vehicle body 1, and the suction port of the liquid supply means 11 installed on the vehicle body 1 is connected to the liquid tank 12 with the suction line 32. Connecting.
- the liquid supply means 11 and the liquid tank 12 are placed separately from the vehicle body 1, and the discharge pipe 33 is connected to the liquid ejection section 13
Description
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP00931713A EP1184518A4 (en) | 1999-06-07 | 2000-06-06 | MOBILE SOIL IMPROVEMENT MACHINE |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11/159644 | 1999-06-07 | ||
JP11159644A JP2000345580A (ja) | 1999-06-07 | 1999-06-07 | èªèµ°åŒå質æ¹è¯æ© |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2000075435A1 true WO2000075435A1 (fr) | 2000-12-14 |
Family
ID=15698227
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2000/003671 WO2000075435A1 (fr) | 1999-06-07 | 2000-06-06 | Engin mobile d'amelioration du sol |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1184518A4 (ja) |
JP (1) | JP2000345580A (ja) |
KR (1) | KR100681791B1 (ja) |
WO (1) | WO2000075435A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100460847B1 (ko) * | 2001-07-20 | 2004-12-09 | ëì§ì¢ í©ê±Žì€ 죌ìíì¬ | ê³ íí ë¶ì ë° êµë°íŒí©ì¥ì¹ |
US10016795B2 (en) | 2012-12-13 | 2018-07-10 | Exxonmobil Research And Engineering Company | Remediation of contaminated particulate materials |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0780498A (ja) * | 1993-09-10 | 1995-03-28 | Toyo Seisakusho:Kk | æ³¥ãããã®åºåè£ çœ® |
WO1997025485A1 (fr) * | 1996-01-12 | 1997-07-17 | Komatsu Ltd. | Machine de type rampant destinee a l'amelioration du sol |
JPH10280471A (ja) * | 1997-04-10 | 1998-10-20 | Jdc Corp | åºåææ··ååŠçå補é ãã©ã³ã |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4409507A1 (de) * | 1994-03-19 | 1995-09-21 | Walter Schoelkopf | Vorrichtung zur Aufbereitung von Erdreich zu einem standfesten Baumaterial |
DE19612074C2 (de) * | 1996-03-27 | 1999-01-21 | Moebius Josef Bau | Mobile Vorrichtung zur Verbesserung von Bodenmaterial |
-
1999
- 1999-06-07 JP JP11159644A patent/JP2000345580A/ja active Pending
-
2000
- 2000-06-06 EP EP00931713A patent/EP1184518A4/en not_active Withdrawn
- 2000-06-06 WO PCT/JP2000/003671 patent/WO2000075435A1/ja active Application Filing
- 2000-06-07 KR KR1020000031117A patent/KR100681791B1/ko not_active IP Right Cessation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0780498A (ja) * | 1993-09-10 | 1995-03-28 | Toyo Seisakusho:Kk | æ³¥ãããã®åºåè£ çœ® |
WO1997025485A1 (fr) * | 1996-01-12 | 1997-07-17 | Komatsu Ltd. | Machine de type rampant destinee a l'amelioration du sol |
JPH09195265A (ja) | 1996-01-12 | 1997-07-29 | Komatsu Ltd | èªèµ°åŒå質æ¹è¯æ© |
JPH10280471A (ja) * | 1997-04-10 | 1998-10-20 | Jdc Corp | åºåææ··ååŠçå補é ãã©ã³ã |
Non-Patent Citations (1)
Title |
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See also references of EP1184518A4 |
Also Published As
Publication number | Publication date |
---|---|
KR20010049498A (ko) | 2001-06-15 |
EP1184518A1 (en) | 2002-03-06 |
KR100681791B1 (ko) | 2007-02-12 |
EP1184518A4 (en) | 2004-10-06 |
JP2000345580A (ja) | 2000-12-12 |
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