CN108684244B - Integrated Soil Improvement System - Google Patents
Integrated Soil Improvement System Download PDFInfo
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- CN108684244B CN108684244B CN201810403787.4A CN201810403787A CN108684244B CN 108684244 B CN108684244 B CN 108684244B CN 201810403787 A CN201810403787 A CN 201810403787A CN 108684244 B CN108684244 B CN 108684244B
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B77/00—Machines for lifting and treating soil
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B49/00—Combined machines
- A01B49/04—Combinations of soil-working tools with non-soil-working tools, e.g. planting tools
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
- Disintegrating Or Milling (AREA)
Abstract
The invention provides an integrated soil improvement system which comprises a bracket system, an oscillating screen, a crushing system, a weighing and conveying system, a mixing system and a controller, wherein the oscillating screen is arranged on the bracket system; the support system adopts a frame detachable structure, the bottom of the support system is provided with a load tire, the support system is divided into a plurality of layers from top to bottom, the top layer is in a herringbone shape, and the oscillating screens are symmetrically and obliquely arranged on two sides of the top layer; the bottom of the oscillating screen is provided with a crushing system, and the crushing system comprises a funnel; a crusher is fixed in the hopper; an electric regulating gate valve connected with the controller is arranged below the funnel; the weighing and conveying system is aligned below the hopper, and the bottom of the weighing and conveying system is a mixing system; the mixing system comprises a configuration box, and a medicine adding system and a stirring system are arranged in the configuration box; the controller is arranged at the side part of the configuration box; the beneficial effects are as follows: the invention can realize timely assembly, convenient transportation, strong maneuverability, meeting long-distance use requirements and realizing the full-flow work of screening, crushing and mixing various soil properties and different proportions of soil.
Description
Technical Field
The invention belongs to the technical field of soil improvement and restoration, and particularly relates to an integrated soil improvement system.
Background
Saline-alkali soil is a kind of salt accumulation, and the salt contained in the soil influences the normal growth of crops, so that plants in severe saline-alkali soil areas can hardly survive. According to incomplete statistics of united nations textbook organizations and grain and agricultural organizations, the area of saline-alkali soil in the world is 9.5438 hundred million hectares, wherein the saline-alkali soil in China is widely distributed, coastal saline-alkali soil is an important saline-alkali soil type in China, the existing coastline of over ten thousand kilometers is wide in distribution position, and the difference between soil and soil base types is large.
Along with the promotion of urban process, more coastal areas are afforested and soil improvement is needed, especially soil improvement and replacement engineering of long distance on two sides of a highway. The saline-alkali soil can be classified into light saline-alkali soil, medium saline-alkali soil and heavy saline-alkali soil in the utilization process.
At present, the improvement mode is complex for various saline-alkali lands, one of the reasons is that the saline-alkali lands contain a plurality of gravels with different sizes, the gravels need to be treated firstly, the texture of the saline-alkali lands is hard, and as the types of each saline-alkali land are possibly different, the uniform mixing and improvement by using one medicine cannot be adopted.
At present, the method for improving the saline-alkali soil comprises the following steps: conveying various devices to a working site one by one through a plurality of conveying carts, screening gravels through a sorting machine, crushing soil through a crusher after screening is completed, checking each small block by a worker, and selecting corresponding medicines for each block to mix; because each equipment function is single, and it is loaded down with trivial details to form a complete set, the area is many, the distance is long, so wasted a large amount of manpower, material resources, and because equipment is many, inconvenient transportation is very much, and in the process of mixing, some equipment mobility is not enough, causes inconvenience for long distance construction transport, and soil transportation work load is big, and the cost is too high.
Therefore, an intelligent device which is integrated, convenient to assemble, disassemble and transport, has the moving capability, adapts to the improvement of various types of soil, saves manpower and material resources and improves the working efficiency needs to be invented.
Disclosure of Invention
Aiming at the problems, the invention provides multifunctional integrated improvement equipment, which is provided with an integrated soil improvement system capable of automatically selecting corresponding medicines and the proportion of the medicines according to different types of soil, improving the soil at one time, avoiding long-distance transportation of the soil, saving manpower and material resources, improving working efficiency, facilitating transportation and having good mechanical property.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the integrated soil improvement system comprises a bracket system, an oscillating screen, a crushing system, a weighing and conveying system, a mixing system and a controller;
the support system plays a role in supporting, adopts a frame type and detachable structure, and adopts a mode of fixing a plurality of steel pipes by using bolts in a lap joint manner, so that the disassembly and transportation are convenient;
in order to further facilitate disassembly and transportation, the four corners of the support leg of the support system are separated from the middle by cutting, the support leg is perforated by a drilling machine, wherein the number of holes is multiple, the upper part and the lower part of the support leg are connected by a connecting block with holes, bolts penetrate through the holes on the connecting block and the support leg, and the support leg is fastened by nuts;
wherein, the bracket system adopts a detachable structure of a steel structure frame;
two pairs of load-bearing tires are arranged at the bottoms of the supporting legs at the four corners, and the moving load-bearing tires can be fixed through supporting plates; the device can be pulled and moved at any time according to the field requirement, and also can be braked on site, so that the device works stably and reliably.
Wherein a plurality of drill holes are arranged on the whole bracket system;
the support system is divided into multiple layers from top to bottom, the top layer is herringbone, the middle of the top layer is high, and the two sides of the top layer are low;
the oscillating screens are symmetrically and obliquely arranged on two sides of the top layer, and the two oscillating screens are fixedly connected with the bracket system through bolts;
two layers of screens are arranged in the oscillating screen, the two layers of screens are inclined, a certain gap is reserved between the two layers of screens, the two layers of screens are clamped on the screen wall of the oscillating screen in a clamping mode, the two layers of screens are divided into a first layer of screens and a bottom layer of screens, the first layer of screens are respectively provided with a 150mmX200mm large-aperture screen, large-scale sand and stones are preliminarily filtered, the bottom layer of screens are respectively provided with a 80mmX100mm medium-aperture screen, and secondary large sand and stones are filtered again. The screens are all in a detachable form and can be replaced according to different soil types; wherein the downtilt direction of both of the screens is aligned with the gravel container.
The bottom of the bottom layer screen is provided with a crushing system, the crushing system comprises two equilateral inverted trapezoidal funnels, and the two funnels are clamped on a cross rod I of a second layer of the bracket system in a clamping manner and are fixed in a bolt manner;
the meshes of the two bottom screens are aligned with the two funnels respectively; two crushers which are arranged side by side are fixed in each hopper, each crusher comprises a motor I and a crushing shaft, the motor I drives the crushing shafts to rotate, crushing rakes are arranged on the crushing shafts, the number of the crushing rakes is multiple, the crushing rakes are arranged on the crushing shafts, and the crushing rakes of the two crushers are arranged in a staggered mode;
wherein, the crushing shaft body adopts Q345# steel and has enough mechanical strength; the crushing rake is made of C40# steel, and has high hardness and high wear resistance. The distance between the outermost ends of two adjacent crushing rakes is not more than 150mm according to the treatment capacity of equipment. The rake on the two crushing shafts are crossed, and the distance between the two crushing shafts is not more than 80mm. Under the high-speed rotation of the crushing shaft, the crushing shaft can realize the arch breaking and crushing functions on the soil such as cementing wet mud and the like, so that the soil particle size is crushed to be below 40 mm.
Two electric regulating gate valves are respectively arranged below the two parallel funnels, and the electric regulating gate valves are actuating mechanisms capable of regulating switching values; the electric regulating gate valve is connected with the controller;
the lower parts of the two hoppers are respectively aligned with two weighing and conveying systems, the two weighing and conveying systems respectively comprise a motor II, a belt pulley, a conveying belt, a supporting shaft and a gravity sensor, the supporting shaft plays a role in supporting the device, the supporting shaft is fixed on a cross rod II of three layers of support systems, round holes are formed in the cross rods of the three layers, the supporting shaft transversely penetrates through the round holes in the two cross rods II, threads are formed in two ends of the supporting shaft, and the supporting shaft is fixed through bolts; wherein the number of the supporting shafts is 2; wherein, the supporting shaft is provided with a gravity sensor;
the two motors II respectively drive the belt pulleys so as to drive the conveyor belt to rotate towards the middle direction of the two conveyor belts;
wherein, the two gravity sensors are respectively connected with the controller; the gravity sensor uploads the weight to the controller, and the controller controls the on-off state of the electric regulating gate valve. The control principle is as follows: according to different soil quality restoration schemes, the mass ratio of soil to medicine is input in advance, and in the working process, the accurate ratio of soil to medicine is controlled by controlling the switching value of the electric regulating gate valve, so that the efficiency and the ratio quality are greatly improved.
The bottom of the conveyor belt is provided with a mixing system, the mixing system comprises a configuration box, the configuration box is fixed on a cross bar III of four layers of a bracket system, and the configuration box is fixed in a bracket and bolt mode; two sets of dosing systems and stirring systems are sequentially arranged in the configuration box from top to bottom; the stirring system comprises a stirring box, wherein the stirring machine is fixedly arranged in the stirring box, and the two conveying belts are respectively aligned to the two stirring boxes at the bottom of the stirring box; the stirring box is internally provided with a stirrer and a PH sensor, and the PH sensor is connected with a controller;
the stirrer comprises a bearing, wherein a plurality of blades are arranged on the bearing; the blade is fastened and connected through a high-strength bolt, and a 10mm deep nut embedded groove is machined on one side of the blade mounting nut, so that the mounting is convenient, and the mounting interval is reduced.
Wherein, the bearing of the stirrer adopts Q345# steel, so that the mechanical strength of the shaft body is ensured;
wherein, the blade adopts double helix blade, and the material is selected to use C40# steel, possesses high rigidity, and the wearability is strong.
The outer diameter of the bearing of the stirrer is 300mm, the overall outer diameter of the stirrer after the blade is matched is 600mm, the thickness of the blade is 20mm, the outer chord length of the blade is 150mm, the installation interval between two adjacent rings is 150mm, the double-screw occlusion depth is 130mm, and the occlusion interval is 20mm.
Wherein, the dosing system comprises a liquid dosing box and a dosing pipe; the dosing box is fixed in the configuration box and at the top of the stirring box in a bracket and bolt mode;
wherein, the dosing tank is divided into a plurality of dosing columns, the bottom of each dosing column is connected with a dosing pipe, and a plurality of dosing pipes are aligned to the stirring tank;
wherein, the dosing tank adopts a PE plate and carbon steel outer skeleton structure, meets the anti-corrosion requirements of different medicaments,
the medicine adding box is fixed in a mode of a bracket and a bolt, so that the medicine adding box is detachable. Wherein, each dosing pipe is provided with a solenoid valve which is connected with a controller; the controller automatically controls the switch states of the electromagnetic valves according to the values uploaded by the PH sensors in the stirring tank;
the drug adding system can realize simultaneous adding of up to 4 kinds of required drugs according to actual demands, and has an extensible function.
The controller is arranged at the edge of the configuration box and is fixed on a cross bar III of four layers of the bracket system in a bracket and bolt mode;
the controller is a PLC programming control system, the two material adding ratios are set through the controller, and the corresponding hopper material adding amount is adjusted at any time through the electric regulating gate valve, so that the accurate proportioning of different materials is realized.
The device is also provided with a corresponding power distribution system, the power distribution system is responsible for providing power for the whole equipment, and reliable plug-in type lockable connectors are reserved among the modules.
The beneficial effects are that:
1. according to the invention, the oscillating screen, the crushing system and the mixing system are sequentially arranged on the support system from top to bottom according to the sequence of working, so that the device can improve soil at one time, save time, manpower and material resources, improve the working efficiency, avoid large workload of soil transportation and save cost; because the bracket system adopts a frame type and detachable structure, the device can be disassembled and assembled according to the requirements, thereby facilitating transportation and greatly reducing construction and transportation cost;
2. because the device is provided with the two pairs of load-bearing tires at the bottoms of the supporting legs, the device can be pulled and moved at any time according to the site requirement, the maneuverability of the device is increased, and the device can be braked on site through the supporting plate, so that the device is stable and reliable;
3. the invention solves the problem that the material mixing proportion of the traditional soil improvement and mixing equipment is difficult to accurately control, and according to different soil quality restoration schemes, the mass proportion of soil and medicines is input into the controller in advance, and in the working process, the controller is used for controlling the electric regulating gate valve and the electromagnetic valve to further control the accurate proportion of the soil and the medicines, so that the efficiency and the proportion quality are greatly improved, and the function of accurately adding various materials is realized;
4. the invention adopts a mode of simultaneous working on two sides, solves the problem that the traditional soil improvement is only suitable for improving one type of soil, supports simultaneous improvement of two different types of soil, and is suitable for repairing different soil types such as cementing soil, gravel soil, and soil with more fibers such as weeds;
5. the device can ensure the passage of large hard stones and can crush soil to below 5mm in diameter. The crushed, mixed and improved soil is discharged from the bottom end of the mixing system to a belt conveyor for soil backfilling. The invention can effectively improve the soil improvement effect.
Description of the drawings:
FIG. 1 is a schematic diagram of an integrated soil improvement system of the present invention;
FIG. 2 is a schematic diagram of a stent system of the present invention;
FIG. 3 is a schematic view of the crusher of the present invention;
FIG. 4 is a schematic view of a crushing rake structure according to the present invention;
FIG. 5 is a schematic view of the structure of the mixer of the present invention;
FIG. 6 is a schematic view of a blade structure according to the present invention;
in the figure:
1. support system 2, oscillating screen 3, crushing system
4. Weighing and conveying system 5, mixing system 6 and controller
1-1, supporting leg 1-2, connecting block 7, and load bearing tire
1-3, a top layer 2-1, a screen mesh 2-1-1 and a first screen mesh
2-1-2, bottom screen 2-2, container 3-1, hopper
1-4, two layers 1-4-1, cross bar I3-2 and crusher
3-3, a motor I3-4, a crushing shaft 3-5 and a crushing rake
3-6, an electric regulating gate valve 4-1, a motor II 4-2 and a belt pulley
4-3, a conveyor belt 4-4, a supporting shaft 4-5 and a gravity sensor
1-5, three layers 1-5-1, cross bar II 1-5-1-1 and round hole
5-1, configuration box 1-6, four layers 1-6-1 and cross bar III
5-1-1, a dosing system 5-1-2, a stirring system 5-1-2-1 and a stirring box
5-1-2-1, PH sensor 5-1-2-1-2, stirrer 5-1-2-1-2-1 and bearing
5-1-2-1-2-2, blade 5-1-1-1, dosing box 5-1-1-2, dosing tube
5-1-1-2-1, magnetic valve
Detailed Description
The technical advantages of the present invention in actual practice will be readily apparent from the following detailed description of the invention when taken in conjunction with the accompanying drawings. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention.
The embodiment integrated soil improvement system comprises a bracket system 1, an oscillating screen 2, a crushing system 3, a weighing and conveying system 4, a mixing system 5 and a controller 6;
the support system 1 plays a role in supporting, the support system 1 adopts a frame type and detachable structure, and a mode of fixing a plurality of steel pipes by using bolts in a lap joint manner is adopted, so that the disassembly and transportation are convenient;
in order to further facilitate disassembly and transportation, the four corners of the supporting leg 1-1 of the bracket system 1 are separated from each other by cutting, the supporting leg 1-1 is perforated by a drilling machine, wherein the number of the holes is multiple, the upper part and the lower part of the supporting leg 1-1 are connected by a connecting block 1-2 with holes, bolts penetrate through the holes on the connecting block 1-2 and the supporting leg 1-1, and the supporting leg 1-1 is fastened by nuts;
wherein, the bracket system 1 adopts a detachable structure of a steel structure frame;
wherein, the bottom of the supporting leg 1-1 at four corners is provided with two pairs of load-bearing tires 7, and the load-bearing tires 7 after moving can be fixed through a supporting plate; the device can be pulled and moved at any time according to the field requirement, and also can be braked on site, so that the device works stably and reliably.
Wherein a plurality of drill holes are arranged on the whole bracket system 1;
the support system 1 is divided into multiple layers from top to bottom, the top layer 1-3 is in a herringbone shape, and the middle of the top layer 1-3 is high and the two sides of the top layer are low;
the oscillating screens 2 are symmetrically and obliquely arranged on two sides of the top layer 1-3, and the two oscillating screens 2 are fixedly connected with the bracket system 1 through bolts;
two layers of screens 2-1 are arranged in the oscillating screen 2, the two layers of screens 2-1 are inclined, a certain gap is reserved between the two layers of screens 2-1, the two layers of screens 2-1 are clamped on the screen wall of the oscillating screen 2 in a clamping manner, the two layers of screens 2-1 are divided into a first layer of screens 2-1-1 and a bottom layer of screens 2-1-2, the first layer of screens 2-1-1 is a 150mmX200mm large-aperture screen 2-1, large sand and stone are primarily filtered, the bottom layer of screens 2-1-2 is a 80mmX100mm medium-aperture screen 2-1, and secondary large sand and stone are filtered again. The screen meshes 2-1 are all in a detachable form and can be replaced according to different soil types; wherein the downtilt direction of both of said screens 2-1 is aligned with the gravel container 2-2.
The bottom of the bottom screen 2-1-2 is provided with a crushing system 3, the crushing system 3 comprises two equilateral inverted trapezoidal funnels 3-1, and the two funnels 3-1 are clamped on a cross rod I1-4-1 of the two layers 1-4 of the bracket system 1 in a clamping manner and are fixed in a bolt manner;
the meshes of the two bottom-layer screens 2-1-2 are aligned with the two funnels 3-1 respectively; two crushers 3-2 which are arranged side by side are fixed in each hopper 3-1, each crusher 3-2 comprises a motor I3-3 and a crushing shaft 3-4, the motor I3-3 drives the crushing shafts 3-4 to rotate, crushing rakes 3-5 are arranged on the crushing shafts 3-4, the number of the crushing rakes 3-5 is multiple, the crushing rakes 3-5 are arranged on the crushing shafts 3-4, and the crushing rakes 3-5 of the two crushers 3-2 are arranged in a staggered mode;
wherein, the crushing shaft 3-4 shaft body adopts Q345# steel and has enough mechanical strength; the crushing rake 3-5 is made of C40# steel, and has high hardness and high wear resistance. The distance between the outermost ends of two adjacent crushing rakes 3-5 is not more than 150mm according to the equipment treatment capacity of the crushing rakes 3-5. The rake on the two crushing shafts 3-4 are crossed, and the distance between the two crushing shafts 3-4 is not more than 80mm. Under the high-speed rotation of the crushing shaft 3-4, the functions of crushing arches and crushing the soil such as wet cement and the like can be realized, and the soil particle size is crushed to be below 40 mm.
Two electric regulating gate valves 3-6 are respectively arranged below the two parallel funnels 3-1, and the electric regulating gate valves 3-6 are actuating mechanisms capable of regulating switching values; the electric regulating gate valve 3-6 is connected with the controller 6;
two weighing and conveying systems 4 are aligned below the two hoppers 3-1 respectively, each weighing and conveying system 4 comprises a motor II 4-1, a belt pulley 4-2, a conveying belt 4-3, a supporting shaft 4-4 and a gravity sensor 4-5, the supporting shafts 4-4 play a role in supporting the device, the supporting shafts 4-4 are fixed on cross rods II 1-5-1 of three layers 1-5 of the supporting system 1, round holes 1-5-1-1 are formed in the cross rods of the three layers 1-5, the supporting shafts 4-4 transversely penetrate through the round holes 1-5-1-1 on the two cross rods II 1-5-1, threads are formed in two ends of the supporting shafts 4-4, and the supporting shafts 4-4 are fixed through bolts; wherein the number of the support shafts 4-4 is 2; wherein, the supporting shaft 4-4 is provided with a gravity sensor 4-5;
the two motors II 4-1 respectively drive the belt pulleys 4-2 so as to drive the conveyor belts 4-3 to rotate in the direction of the middle of the two conveyor belts 4-3;
wherein, the two gravity sensors 4-5 are respectively connected with the controller 6; the gravity sensor 4-5 uploads the weight to the controller 6, and the controller 6 controls the on-off state of the electric regulating gate valve 3-6. The control principle is as follows: according to different soil quality restoration schemes, the mass ratio of soil to medicine is input in advance, and in the working process, the accurate ratio of soil to medicine is controlled by controlling the switching value of the electric regulating gate valve 3-6, so that the efficiency and the ratio quality are greatly improved.
The bottom of the conveyor belt 4-3 is provided with a mixing system 5, the mixing system 5 comprises a configuration box 5-1, the configuration box 5-1 is fixed on a cross bar III 1-6-1 of four layers 1-6 of a bracket system 1, and the configuration box 5-1 is fixed in a bracket and bolt mode; two sets of dosing systems 5-1-1 and stirring systems 5-1-2 are sequentially arranged in the configuration box 5-1 from top to bottom; the stirring system 5-1-2 comprises a stirring box 5-1-2-1, the stirrer 5-1-2-1-2 is fixedly arranged in the stirring box 5-1-2-1, and two conveying belts 4-3 are respectively aligned with the two stirring boxes 5-1-2-1 at the bottom of the stirring box; the stirring box 5-1-2-1 is internally provided with a stirrer 5-1-2-1-2 and a PH sensor 5-1-2-1-1, and the PH sensor 5-1-2-1-1 is connected with a controller 6;
wherein the stirrer 5-1-2-1-2 comprises a bearing 5-1-2-1-2-1, and a plurality of blades 5-1-2-1-2-2 are arranged on the bearing 5-1-2-1-2-1; the blades 5-1-2-1-2-2 are fastened and connected through high-strength bolts, and a 10mm deep nut embedding groove is machined on one side of the blade 5-1-2-1-2-2 where the nut is arranged, so that the installation is convenient, and the installation interval is reduced.
Wherein, the bearing 5-1-2-1-2-1 of the stirrer 5-1-2-1-2 adopts Q345# steel, thereby ensuring the mechanical strength of the shaft body;
wherein, the blade 5-1-2-1-2-2 adopts double helical blade 5-1-2-1-2-2, and the material is C40# steel, which has high hardness and strong wear resistance.
The outer diameter of the bearing 5-1-2-1-2-1 of the stirrer 5-1-2-1-2 is 300mm, the overall outer diameter of the stirrer after the blade 5-1-2-1-2-2 is matched is 600mm, the thickness of the blade 5-1-2-1-2-2 is 20mm, the outer chord length is 150mm, the installation interval between adjacent blades 5-1-2-1-2-2 is 150mm, the interval between adjacent two circles is 150mm, the double helix occlusion depth is 130mm, and the occlusion interval is 20mm.
Wherein, the dosing system 5-1-1 comprises a liquid dosing box 5-1-1-1 and a dosing tube 5-1-1-2; the dosing box 5-1-1 is fixed in the configuration box 5-1 and at the top of the stirring box 5-1-2-1 in a bracket and bolt mode;
wherein, the dosing tank 5-1-1 is divided into a plurality of dosing columns, the bottom of each dosing column is connected with a dosing pipe 5-1-1-2, and a plurality of dosing pipes 5-1-1-2 are aligned with the stirring tank 5-1-2-1;
wherein the dosing tank 5-1-1 adopts a PE plate and carbon steel outer skeleton structure, meets the anti-corrosion requirements of different medicaments,
the medicine adding box 5-1-1 is fixed by means of a bracket and a bolt, so that the medicine adding box is detachable. Wherein, each dosing tube 5-1-1-2 is provided with an electromagnetic valve 5-1-1-2-1, and the electromagnetic valve 5-1-1-2-1 is connected with a controller 6; the controller 6 automatically controls the switch states of the electromagnetic valves 5-1-1-2-1 according to the values uploaded by the PH sensors 5-1-2-1-1 in the stirring tank 5-1-2-1;
wherein, the drug adding system 5-1-1 can realize simultaneous adding of up to 4 kinds of required drugs according to actual demands, and has an extensible function.
The controller 6 is arranged at the edge of the configuration box 5-1 and is fixed on the cross bars III 1-6-1 of the four layers 1-6 of the bracket system 1 in a bracket and bolt mode;
the controller 6 is a PLC programming control system, the two material adding ratios are set through the controller 6, and the material adding amount of the corresponding hopper 3-1 is adjusted at any time through the electric regulating gate valve 3-6, so that the accurate proportioning of different materials is realized.
The device is also provided with a corresponding power distribution system, the power distribution system is responsible for providing power for the whole equipment, and reliable plug-in type lockable connectors are reserved among the modules.
Example 1:
the soil replacement, mixing and improvement project for greening the roads in a certain industrial park are applied as follows:
an industrial park is a typical coastal saline-alkali land, conventional green plants are difficult to survive, and the required soil replacement amount is extremely large. The actual soil is hard red clay, the saline-alkali content is high, the crushed grain diameter of the soil is less than 10mm, the content of 1:4 is mixed with organic matters, and more than two liquid biological improvement agents are added according to a certain proportion.
According to the traditional soil improvement equipment, firstly, the hard red clay is high in viscosity, the crushing particle size is difficult to control, and secondly, the hard red clay is unevenly mixed with organic matters, and the adding amount of biological agents is inaccurate.
The soil improvement equipment of the invention firstly pours the soil onto the oscillating screen 2, and the primary screening is carried out to preliminarily filter the large sand and stone, the secondary screening is carried out to the large sand and stone through the bottom screen 2-1-2, and the secondary large sand and stone is filtered again; qualified soil leaks into the hopper 3-1 from the screen 2-1, and the crusher 3-2 of the crushing system 3 is driven by a motor to rotate at a high speed to crush and arch the hard red cement. The weighing and conveying system 4 with the weight sensor arranged below the hopper 3-1 can control the electric execution gate valve below the hopper 3-1 by the controller 6 according to the weight sensor 4-5 in real time, and the controller 6 controls the electric adjustment gate valve 3-6 and the electromagnetic valve 5-1-1-2-1 to further control the accurate proportion of soil and medicines, so that the addition proportion of raw soil and organic matters is accurately controlled. Wherein, the special spiral mixing blade 5-1-2-1-2-2 of the mixing system 5 at the bottom can ensure the passing of large stones and the further crushing of hard red cement and the deep mixing with medicines.
According to the invention, the oscillating screen 2, the crushing system 3 and the mixing system 5 are sequentially arranged on the bracket system 1 from top to bottom according to the sequence of working, so that the device can improve soil at one time, save time, manpower and material resources, improve the working efficiency, avoid large workload of soil transportation and save cost; because the bracket system 1 adopts a frame type and detachable structure, the device can be detached according to the requirements, thereby facilitating transportation and greatly reducing construction and transportation cost;
because the device is provided with the two pairs of load tires 7 at the bottom of the supporting leg 1-1, the device can be pulled and moved at any time according to the site requirement, the maneuverability of the device is increased, and the device can be braked on site through the supporting plate, so that the device is stable and reliable;
the invention solves the problem that the material mixing proportion of the traditional soil improvement and mixing equipment is difficult to accurately control, and according to different soil quality restoration schemes, the mass proportion of soil and medicine is input into the controller 6 in advance, and in the working process, the controller 6 controls the electric regulating gate valve 3-6 and the electromagnetic valve 5-1-1-2-1 switch to further control the accurate proportion of soil and medicine, thereby greatly improving the efficiency and the proportion quality and realizing the function of accurately adding various materials;
the invention adopts a mode of simultaneous working on two sides, solves the problem that the traditional soil improvement is only suitable for improving one type of soil, supports simultaneous improvement of two different types of soil, and is suitable for repairing different soil types such as cementing soil, gravel soil, and soil with more fibers such as weeds;
the device can ensure the passage of large hard stones and can crush soil to below 5mm in diameter. The crushed, mixed and improved soil is discharged from the bottom end of the mixing system 5 to a belt conveyor for soil backfilling. The invention can effectively improve the soil improvement effect.
The foregoing describes one embodiment of the present invention in detail, but the description is only a preferred embodiment of the present invention and should not be construed as limiting the scope of the invention. All equivalent changes and modifications within the scope of the present invention are intended to be covered by the present invention.
Claims (8)
1. An integrated soil improvement system, characterized in that: comprises a bracket system (1), an oscillating screen (2), a crushing system (3), a weighing and conveying system (4), a mixing system (5) and a controller (6);
the support system (1) plays a role in supporting, and the support system (1) adopts a frame type detachable structure and is fixed by a plurality of bolts;
separating the supporting legs (1-1) at the four corners of the bracket system (1) from the middle cutting, punching holes in the supporting legs (1-1) by using a drilling machine, connecting the upper part and the lower part of the supporting legs (1-1) by using a connecting block (1-2) with holes, penetrating the holes in the connecting block (1-2) and the supporting legs (1-1) by using bolts, and screwing by using nuts for fixing;
a plurality of drill holes are arranged on the whole bracket system (1);
the support system (1) is divided into multiple layers from top to bottom, the top layer (1-3) is in a herringbone shape, the middle of the top layer (1-3) is high, and the two sides of the top layer are low;
the oscillating screens (2) are symmetrically and obliquely arranged on two sides of the top layer (1-3), and the two oscillating screens (2) are fixedly connected with the bracket system (1) through bolts;
two layers of screens (2-1) are arranged in the oscillating screen (2), the two layers of screens (2-1) are inclined, gaps are reserved between the two layers of screens (2-1), and the two layers of screens (2-1) are clamped on the screen wall of the oscillating screen (2) in a clamping manner;
the bottom of the bottom screen (2-1-2) is provided with a crushing system (3), the crushing system (3) comprises two equilateral inverted trapezoidal funnels (3-1), and the two funnels (3-1) are clamped on a cross rod I (1-4-1) of a two-layer (1-4) of the bracket system (1) in a clamping manner and are fixed in a bolt manner;
the meshes of the two bottom screens (2-1-2) are respectively aligned with the two funnels (3-1); two crushers (3-2) which are arranged side by side are fixed in each hopper (3-1), each crusher (3-2) comprises a motor I (3-3) and a crushing shaft (3-4), each motor I (3-3) drives the corresponding crushing shaft (3-4) to rotate, crushing rake (3-5) are arranged on each crushing shaft (3-4), the number of the crushing rakes (3-5) is multiple, and the crushing rakes (3-5) of the two crushers (3-2) are arranged in a staggered mode;
two electric regulating gate valves (3-6) are respectively arranged below the two parallel funnels (3-1), and the electric regulating gate valves (3-6) are actuating mechanisms with adjustable switching values; the electric regulating gate valve (3-6) is connected with the controller (6);
two weighing conveying systems (4) are aligned below two funnels (3-1) respectively, each weighing conveying system (4) comprises a motor II (4-1), a belt pulley (4-2), a conveying belt (4-3), a supporting shaft (4-4) and a gravity sensor (4-5), the supporting shafts (4-4) play a role in supporting the device, the supporting shafts (4-4) are fixed on cross bars II (1-5-1) of three layers (1-5) of a bracket system (1), round holes (1-5-1) are formed in the cross bars of the three layers (1-5), the supporting shafts (4-4) transversely penetrate through the round holes (1-5-1-1) in the two cross bars II (1-5-1), threads are formed in two ends of the supporting shafts (4-4), and the supporting shafts (4-4) are fixed through bolts; the number of the supporting shafts (4-4) is 2; the supporting shaft (4-4) is provided with a gravity sensor (4-5);
the two motors II (4-1) respectively drive the belt pulleys (4-2) so as to drive the conveyor belts (4-3) to rotate towards the middle direction of the two conveyor belts (4-3);
the two gravity sensors (4-5) are respectively connected with the controller (6); the gravity sensor (4-5) uploads the weight to the controller (6), and the controller (6) controls the on-off state of the electric regulating gate valve (3-6);
the bottom of the conveyor belt (4-3) is provided with a mixing system (5), the mixing system (5) comprises a configuration box (5-1), the configuration box (5-1) is fixed on a cross rod III (1-6-1) of four layers (1-6) of a bracket system (1), and the configuration box (5-1) is fixed in a bracket and bolt mode; two sets of dosing systems (5-1-1) and stirring systems (5-1-2) are sequentially arranged in the configuration box (5-1) from top to bottom; the stirring system (5-1-2) comprises a stirring box (5-1-2-1), wherein the stirring box (5-1-2-1) is fixedly arranged in the stirring box (5-1-2-1), and the two conveying belts (4-3) are respectively aligned with the two stirring boxes (5-1-2-1) at the bottom of the stirring box; a stirrer (5-1-2-1-2) and a PH sensor (5-1-2-1-1) are arranged in the stirring box (5-1-2-1), and the PH sensor (5-1-2-1-1) is connected with a controller (6);
the stirrer (5-1-2-1-2) comprises a bearing (5-1-2-1-2-1), and a plurality of blades (5-1-2-1-2-2) are arranged on the bearing (5-1-2-1-2-1);
the dosing system (5-1-1) comprises a liquid dosing box (5-1-1-1) and a dosing tube (5-1-1-2); the dosing box (5-1-1) is fixed in the configuration box (5-1) and at the top of the stirring box (5-1-2-1) in a bracket and bolt mode;
the medicine adding box (5-1-1) is internally divided into a plurality of medicine adding columns, the bottom of each medicine adding column is connected with a medicine adding pipe (5-1-1-2), and the medicine adding pipes (5-1-1-2) are aligned to the stirring box (5-1-2-1);
the medicine adding box (5-1-1-1) is fixed by a bracket and a bolt, so that the medicine adding box is detachable; each dosing pipe (5-1-1-2) is provided with an electromagnetic valve (5-1-1-2-1), and the electromagnetic valves (5-1-1-2-1) are connected with a controller (6); the controller (6) automatically controls the switch states of the plurality of electromagnetic valves (5-1-1-2-1) according to the values uploaded by the PH sensors (5-1-2-1-1) in the stirring tank (5-1-2-1);
the controller (6) is arranged at the edge of the configuration box (5-1) and is fixed on a cross rod III (1-6-1) of four layers (1-6) of the bracket system (1) in a bracket and bolt mode;
the bracket system (1) adopts a detachable structure of a steel structure frame;
two pairs of load-bearing tires (7) are arranged at the bottoms of the supporting legs (1-1) at four corners, and the load-bearing tires (7) after moving are fixed through supporting plates.
2. The integrated soil improvement system according to claim 1, wherein: the two layers of screens (2-1) are divided into a first layer of screen (2-1-1) and a bottom layer of screen (2-1-2), wherein the first layer of screen (2-1-1) is a 150mmX200mm large-aperture screen, large sand and stones are preliminarily filtered, the bottom layer of screen (2-1-2) is a 80mmX100mm medium-aperture screen, and secondary large sand and stones are filtered again; the screens (2-1) are all in a detachable form and are replaced according to different soil types.
3. The integrated soil improvement system according to claim 1, wherein: the downtilt direction of both screens (2-1) is aligned with the gravel container (2-2).
4. The integrated soil improvement system according to claim 1, wherein: the shaft body of the crushing shaft (3-4) is made of Q345# steel; the crushing rake (3-5) is made of C40# steel; the distance between the outermost ends of two adjacent crushing rakes (3-5) is not more than 150mm according to the equipment treatment capacity of the crushing rakes (3-5); the rake on the two crushing shafts (3-4) are crossed, and the distance between the two crushing shafts (3-4) is not more than 80mm; the crushing shaft (3-4) can realize arch breaking and crushing functions on soil such as cementing wet mud and the like under high-speed rotation, so that the soil particle size is crushed to be below 40 mm.
5. The integrated soil improvement system according to claim 1, wherein: the blades (5-1-2-1-2-2) are connected through bolt fastening, and a 10mm deep nut embedding groove is machined on one side of the blade (5-1-2-1-2-2) where a nut is arranged, so that the installation is convenient, and the installation interval is reduced;
the bearing (5-1-2-1-2-1) of the stirrer (5-1-2-1-2) is made of Q345# steel;
the blade (5-1-2-1-2-2) adopts a double-screw blade (5-1-2-1-2-2), and the material is C40# steel.
6. The integrated soil improvement system according to claim 1, wherein: the outer diameter of a bearing (5-1-2-1-2-1) of the stirrer (5-1-2-1-2) is 300mm, the overall outer diameter of the stirrer is 600mm after the stirrer is matched with the blade (5-1-2-1-2-2), the thickness of the blade (5-1-2-1-2) is 20mm, the outer chord length is 150mm, the installation interval between two adjacent blades (5-1-2-1-2) is 150mm, the interval between two adjacent circles is 150mm, the double helix occlusion depth is 130mm, and the occlusion interval is 20mm.
7. The integrated soil improvement system according to claim 1, wherein: the dosing box (5-1-1) adopts a PE plate and carbon steel exoskeleton structure.
8. The integrated soil improvement system according to claim 1, wherein: the controller (6) is a PLC programming control system, the two material adding ratios are set through the controller (6), and the material adding amount of the corresponding hopper (3-1) is adjusted at any time through the electric regulating gate valve (3-6), so that the accurate proportioning of different materials is realized.
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| CN201810403787.4A CN108684244B (en) | 2018-04-28 | 2018-04-28 | Integrated Soil Improvement System |
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| CN201810403787.4A CN108684244B (en) | 2018-04-28 | 2018-04-28 | Integrated Soil Improvement System |
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| CN108684244B true CN108684244B (en) | 2023-08-29 |
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| CN116114417B (en) * | 2023-03-20 | 2023-09-29 | 恒泰怡达(北京)科技产业发展有限责任公司 | Soil hardening repairing device and repairing method |
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| JP2014138571A (en) * | 2013-01-21 | 2014-07-31 | Japan Green System Co Ltd | Organic soil conditioner |
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