CN217644180U - Land repairing device for plateau alpine region - Google Patents

Abstract

Land remediation device in plateau alpine regions, including the frame platform, the driver's cabin, engine case, the engine, the power generation system, the hydraulic pressure station system, two arm lifting mechanisms, rotatory bucket and soil transfer belt conveyor and fertilization and water injection system, the equal fixed mounting in bottom left side and the right side of frame platform has crawler travel assembly, two arm lifting mechanism bilateral symmetry install the front side portion left and right sides at the frame platform, rotatory bucket is installed between the preceding tip of two arm lifting mechanisms along left and right sides direction horizontal rotation, soil is transported belt conveyor and is set up the middle part downside at the frame platform along fore-and-aft direction level, fertilization and water injection system are fixed to be set up in the rear lower part of frame platform and are located soil and transport belt conveyor's rear end below, the power output shaft of engine passes through axle transmission assembly drive rotatory bucket and rotates. The utility model discloses can walk, dig, turn over soil, limit fertilization and irrigation while, compact structure can effectively restore plateau alpine region soil.

Description

Land repairing device for plateau alpine region

Technical Field

The utility model relates to a land restoration technical field, specific theory relates to a plateau severe cold district land prosthetic devices.

Background

Plateau severe cold district (for example the Qinghai-Tibet plateau of china) altitude height, the air is thin, the weather is cold, the arid, the ground condition is difficult, ecological environment is fragile, the soil is leaner, the vegetation is few, the soil horizon can be peeled off on a large scale, lose the original function of soil, cause serious damage to whole ecosystem, plateau severe cold district ecological remediation adopts the mode of planting grass to go on, however plateau severe cold district soil is not fit for planting the grass quilt, need for one kind urgently to carry out prosthetic device to plateau severe cold district soil.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a plateau severe cold district soil prosthetic devices, the utility model discloses can walk on the limit, dig on the limit, turn over soil, fertilize on the limit and irrigate, compact structure can effectively restore plateau severe cold district soil.

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

the land repairing device comprises a frame platform, a cab, a power machine case, an engine, a power generation system, a hydraulic station system, two arm lifting mechanisms, a rotary bucket, a soil transfer belt conveyor and a fertilizing and water spraying system, wherein crawler traveling assemblies are fixedly installed on the left side and the right side of the bottom of the frame platform, the cab is arranged on the left side of the upper portion of the frame platform, the power machine case is arranged on the right side of the upper portion of the frame platform, the engine, the power generation system and the hydraulic station system are arranged in the power machine case, the two arm lifting mechanisms are bilaterally symmetrically installed on the left side and the right side of the front side portion of the frame platform, the rotary bucket is horizontally and rotatably installed between the front end portions of the two arm lifting mechanisms in the left-right direction, the left-right length of the rotary bucket is larger than the distance between the two crawler traveling assemblies and smaller than the left-right width of the frame platform, the soil transfer belt conveyor is horizontally arranged on the lower side of the middle of the frame platform in the front-back direction, the fertilizing and water spraying system is fixedly arranged on the lower portion of the rear portion of the frame platform and is located below the rear end portion of the soil transfer belt conveyor, the hydraulic station system, the power machine case is respectively connected with an output shaft of the engine, and the hydraulic belt conveyor, and the hydraulic power generation system, and the hydraulic station drive system are respectively connected with the power machine, and the hydraulic belt conveyor through an engine, and the hydraulic belt conveyor.

The two arm lifting mechanisms are identical in structure, the left arm lifting mechanism comprises an articulated support, a crank arm and a lifting hydraulic oil cylinder, the articulated support is fixed at the left part of the front side of the frame platform, the crank arm is arranged in a mode of inclining forwards and backwards along the front-back direction, the front side part of the crank arm bends forwards and downwards to form a V-shaped arm, the rear end part of the crank arm is hinged to the upper part of the articulated support, the front part of the lifting hydraulic oil cylinder is arranged in a mode of inclining forwards and backwards, two ends of the lifting hydraulic oil cylinder are respectively hinged to the front side of the middle of the crank arm and the lower part of the articulated support, and the hydraulic station system is connected with the lifting hydraulic oil cylinder through a hydraulic oil circuit.

The rotary bucket comprises a rotary drum, the rotary drum is horizontally arranged along the left-right direction, the outer circle edge of the left end surface and the outer circle edge of the right end surface of the rotary drum are integrally and fixedly connected with inner gear rings which are concentrically arranged, the outer circle edge of the left end of the left inner gear ring and the outer circle edge of the right end of the right inner gear ring are integrally and fixedly connected with a circular baffle, the outer circumference of the circular baffle is provided with a plurality of tooth sockets which are arranged in a circumferential array, the opening side of the tooth sockets at the upper side faces to the rear upper part, the outer circumference of the rotary drum is fixedly connected with a plurality of bucket clapboards which are arranged in a circumferential array along the axial direction, the outer side edge of each bucket clapboard is flush with the outer circumference of the circular baffle, the left side edge of each bucket clapboard is fixedly connected with the right side face of the left circular baffle, the right side edge of each bucket clapboard is fixedly connected with the left side face of the circular baffle at the right side, and the bucket clapboard at the upper side is arranged in a low front and high back inclination, the vertical fixedly connected with arc cutting board of fore-and-aft direction is followed at a side middle part of bucket baffle dorsad rotary drum, equal fixedly connected with spiral cutting board between a side left side portion of bucket baffle dorsad rotary drum and the right flank of left ring baffle and between a side right side portion of bucket baffle dorsad rotary drum and the left flank of right ring baffle on right side, left spiral cutting board spirals from left to right along rotary drum's axial, spiral cutting board on right side spirals from right to left along rotary drum's axial, interval bucket tooth about a plurality of blocks is all fixed to be provided with on the outside edge of each bucket baffle, rotary drum's left end face center and right end face center are the equal coaxial fixed pivot that is provided with, the left end of left pivot is rotated and is connected at the front end of the right flank of left crank arm, the right-hand member of the pivot on right side is rotated and is connected at the front end of the left side of crank arm on right side.

The axle transmission assembly comprises a drive axle, a support beam, a speed reducer, a transmission shaft and two first bearing supports, wherein the drive axle horizontally crosses and is fixedly connected to the rear sides of the middle parts of the upper side surfaces of the two crank arms along the left-right direction, the support beam is horizontally and fixedly connected between the rear sides of the middle parts of the two crank arms along the left-right direction and is positioned below the rear side of the drive axle, the speed reducer is fixedly installed on the support beam and is positioned on the rear side of the middle part of the drive axle, a front power output shaft of the speed reducer is coaxially and drivingly connected with a rear power input shaft of the drive axle, a power output shaft of an engine forwards extends out of the front side of a power machine box and is drivingly connected with the rear power output shaft of the speed reducer through the transmission shaft, the front end of the power output shaft of the engine and the rear end of the rear power output shaft of the speed reducer are connected with the front end of the transmission shaft through universal joints, the two first bearing supports are respectively and are symmetrically and fixedly installed on the front side parts of the upper side surfaces of the two crank arms in a left-right way, a first drive shaft horizontally arranged along the left-right direction is rotatably installed on the two first bearing supports, the first drive shaft penetrates through the first bearing supports, and extends into an inner hole of the left-right side of the left-right inner ring gear, the left end of the first driving shaft on the right side extends into an inner hole of the inner gear ring on the right side leftwards, the right end of the first driving shaft on the left side and the left end of the first driving shaft on the right side are both fixedly provided with a driving gear, the driving gear on the left side is in meshing transmission connection with the inner gear ring on the left side, the driving gear on the right side is in meshing transmission connection with the inner gear ring on the right side, and the left end of the first driving shaft on the left side is in transmission connection with the left end of a driving axle and the right end of the first driving shaft on the right side is in transmission connection with the right end of the driving axle through a chain transmission mechanism.

The upper portion of the front end of the soil transfer belt conveyor is fixedly provided with a receiving hopper which is arranged in a front-high back-low inclined mode and is located between two crawler belt walking assemblies behind and below the middle of the rotary drum, and the lower portion of the rear end of the soil transfer belt conveyor is fixedly provided with a discharging hopper which is arranged in a front-high back-low inclined mode.

Fertilization and water injection system includes liquid fertilizer jar, the water pitcher, first water pump, second water pump and two nested formula fertilizer distributors, liquid fertilizer jar, the water pitcher, first water pump and the equal fixed mounting of second water pump are on the upper portion of frame platform, the fixed setting in the rear side lower part of frame platform just is located the back side below of hopper around two nested formula fertilizer distributors, the back side vertical projection that goes out the hopper is located between two nested formula fertilizer distributors, the export of liquid fertilizer jar is connected through the liquid fertilizer exit tube with the import of first water pump, the export of first water pump passes through liquid fertilizer supply hose respectively with the liquid fertilizer through-flow space connection of two nested formula fertilizer distributors, the export of water pitcher and the import of second water pump pass through water piping connection, the export of second water pump passes through supply hose respectively with the water through-flow space connection of two nested formula fertilizer distributors, the nested formula fertilizer distributor of front side sprays liquid fertilizer and water simultaneously backward, the nested formula fertilizer distributor of rear side sprays liquid fertilizer and water simultaneously forward, power generation system is connected with first water pump and second water pump electricity respectively.

The nested fertilizer applicator on the front side comprises a swing motor, an outer spray pipe, an inner spray pipe and a right-angle pipe joint, wherein the outer spray pipe and the inner spray pipe are horizontally arranged on the front lower side of the rear side edge of a discharge hopper in the left-right direction, the outer spray pipe is concentrically sleeved outside the inner spray pipe, the inner diameter of the outer spray pipe is larger than the outer diameter of the inner spray pipe, the length of the outer spray pipe is smaller than that of the inner spray pipe, the right end and the left end of the outer spray pipe and the right end of the inner spray pipe are blocked, the left end of the outer spray pipe is fixedly connected to the outer circumference of the left side part of the inner spray pipe, the right end of the outer spray pipe is fixedly connected to the outer circumference of the right end part of the inner spray pipe, a liquid fertilizer through-flow space is formed inside the inner spray pipe, a water through-flow space is formed by a ring cavity between the outer spray pipe and the inner spray pipe, the swing motor is fixedly arranged on the right lower part of the rear side of a frame platform and positioned on the right side of the inner spray pipe, the right-angle pipe joint is fixedly arranged on the left lower part of the rear side of the frame platform and positioned on the left side of the inner spray pipe, the left end of a power shaft of a swing motor is coaxially connected with the right end of an inner spray pipe in a transmission manner, a right-angle pipe joint comprises a vertical pipe and a horizontal pipe, the horizontal pipe is horizontally arranged along the left-right direction, the lower end of the vertical pipe is integrally formed and fixedly connected to the upper side pipe wall of the left end part of the horizontal pipe and is communicated with the inside of the horizontal pipe, the left end part of an outer spray pipe is concentrically and rotatably arranged in the horizontal pipe, through holes which are concentric up and down and are correspondingly communicated with the vertical pipe are respectively arranged on the upper side pipe wall and the lower side pipe wall of the left side part of the outer spray pipe, the left end of the inner spray pipe extends out of the left end part of the outer spray pipe leftwards, a first sealing structure is arranged between the left end part of the outer circumference of the outer spray pipe and the left end part of the inner circumference of the horizontal pipe, a second sealing structure is arranged between the left side part of the outer circumference of the outer spray pipe and the right end part of the inner circumference of the horizontal pipe, and an arc-shaped plate is fixedly connected to the pipe wall of the rear side part of the outer spray pipe through a plurality of first fastening screws, the front side surface of the arc-shaped plate is an arc-shaped surface tightly attached to the pipe wall of the rear side portion of the outer spray pipe, the rear side surface of the arc-shaped plate is a vertical plane, two rows of threaded holes which are spaced up and down are formed in the pipe wall of the rear side of the inner spray pipe, two rows of round holes which are spaced up and down are formed in the pipe wall of the rear side of the outer spray pipe, two rows of through holes which are spaced up and down are formed in the arc-shaped plate, each threaded hole, each round hole and each through hole are arranged in a one-to-one correspondence mode, the aperture of each round hole is the same as that of each through hole, a high-pressure spray head communicated with the liquid fertilizer through-flow space is installed in each threaded hole in a uniform thread mode, acid liquor is sprayed backwards through the high-pressure spray head, the rear end of the high-pressure spray head penetrates through the corresponding round hole and is located in the corresponding through hole, the outer diameter of the round hole is smaller than that of the round hole, a dustproof ring sleeved on the rear end of the high-pressure spray head is fixedly embedded in the rear side portion of the through hole, a plurality of the dustproof ring which is formed in a circumferential array and is arranged on the dustproof ring, alkali liquor is sprayed backwards through the ring cavity between the high-pressure spray hole, the vertical liquid fertilizer supply hose, the upper end is fixedly connected with the outer circumference of the vertical liquid supply hose, the left end of the inner spray pipe, and is electrically connected with a power generation system, and electrically connected with the power generation system, and connected with the swing motor through a swing motor.

The first sealing structure comprises a first sealing ring, a first step groove is formed in the inner circle of the left end of the horizontal pipe, the first sealing ring is fixedly embedded in the bottom of the right side groove of the first step groove and sleeved on the left side part of the outer spray pipe, a first bearing and a first isolation pipe sleeve sleeved on the left side part of the outer spray pipe are fixedly embedded in the left side groove of the first step groove from left to right in sequence, a flange end cover sleeved on the left side part of the inner spray pipe is fixedly installed at the left end of the horizontal pipe through a plurality of second fastening screws, the flange end cover is connected with the inner spray pipe in a rotating and sealing mode, a rotating gap is reserved between the right end face of the flange end cover and the left end of the outer spray pipe, a first O-shaped ring tightly contacted with the left end face of the horizontal pipe is fixedly embedded in the edge face of the right end of the flange end cover, an annular flange extending into the left side groove of the first step groove is integrally formed in the inner circle of the flange end cover, the outer circle of the annular flange is tightly matched with the inner circle of the left side groove of the first step groove, the right end face of the annular flange is tightly pressed on the left end face of the first bearing, a first shaft bearing is fixedly embedded in the left side groove tightly pressed on the left end face of the outer spray pipe, a first isolation pipe, a first shaft bearing is tightly pressed on the first isolation pipe, and a first shaft bearing, and a first isolation pipe sleeve, and a first shaft sleeve is tightly pressed first shaft bearing, and a first shaft sleeve is tightly pressed on the first isolation pipe;

the second sealing structure comprises a second sealing ring, a sealing spacer bush and a sealing press ring, a second step groove is arranged on the inner circle of the right end of the horizontal pipe, the second sealing ring is fixedly embedded in the bottom of the left side groove of the second step groove and sleeved on the left side part of the outer spray pipe, a second isolation pipe sleeve, a second bearing and a third isolation pipe sleeve which are sleeved on the left side part of the outer spray pipe are fixedly embedded in the right side groove of the second step groove from left to right in sequence, the sealing spacer bush and the sealing press ring are sleeved on the outer spray pipe at the same center at intervals left and right, a circular boss is integrally formed on the outer circumference of the right end part of the sealing spacer bush, the left side surface of the circular boss is tightly pressed on the right end surface of the horizontal pipe, a third O-shaped ring which is tightly pressed and contacted with the right end surface of the horizontal pipe is fixedly embedded on the left side surface of the circular boss, the sealing press ring is sleeved on the right end part of the outer spray pipe at the same center and tightly pressed on the right side surface of the circular boss, the sealing ring is fixedly connected to the right end of the horizontal pipe through a plurality of third fastening screws penetrating through the circular boss, the left side of the sealing spacer sleeve is embedded in the right side groove of the second step groove, the outer circle of the left side of the sealing spacer sleeve is in clearance fit with the inner circle of the right side groove of the second step groove, the inner circle of the left end of the sealing spacer sleeve is provided with a first mounting groove, the inner circle of the right end of the sealing spacer sleeve is provided with a second mounting groove, the left end of the sealing spacer sleeve tightly presses the third isolation pipe sleeve, the third isolation pipe sleeve tightly presses the right end face of the outer ring of the second bearing, the left end face of the outer ring of the second bearing tightly presses the second isolation pipe sleeve tightly pressing the second sealing ring, a third sealing ring sleeved on the left side of the outer spray pipe is fixedly embedded in the first mounting groove, a fourth sealing ring sleeved on the left side of the outer spray pipe is fixedly embedded in the second mounting groove, the sealing ring tightly presses the fourth sealing ring, the first sealing ring, the second sealing ring is fixedly embedded in the second sealing ring, and the second sealing ring, the third sealing ring and the fourth sealing ring are both tightly matched with the outer spray pipe and rotate in a sealing mode.

The front end parts of the left crank arm and the right crank arm are fixedly connected with an arc baffle through a plurality of bolts, the two arc baffles are identical in structure and are arranged in a bilateral symmetry mode, the left end edge part of the inner circle of the left inner gear ring and the right end edge part of the inner circle of the right inner gear ring are polished surfaces, the left arc baffle is located at the left end part of the inner lower side of the left inner gear ring, the left side surface of the left arc baffle is flush with the left end surface of the left inner gear ring, the lower side edge of the left arc baffle is an arc edge, the circle center of the left arc baffle coincides with the circle center of the left inner gear ring, and a gap is formed between the lower side edge of the left arc baffle and the inner circle of the lower side part of the left inner gear ring.

By adopting the technical scheme, the working method of the plateau alpine region land restoration device specifically comprises the following steps:

driving the land repairing device in the plateau alpine region to drive to the region to be repaired;

(II) dropping the rotary bucket to contact with the ground;

thirdly, digging out the soil through a rotary bucket, and conveying the soil from front to back through a soil transfer belt conveyor to realize a soil turning function;

and (IV) fertilizing and irrigating the turned soil through a fertilizing and water spraying system.

The step (II) is specifically as follows: a driver drives the land repairing device in the plateau alpine region in a cab, the land repairing device in the plateau alpine region is driven to a region to be repaired of a mine through the crawler traveling assembly, the two lifting hydraulic cylinders are controlled to contract, the two crank arms fall downwards, and then the rotary bucket falls downwards to be in contact with the ground.

The step (III) is specifically as follows: the soil transport belt conveyor comprises a power output shaft of an engine, a transmission shaft transmission drive axle, two ends of the drive axle respectively drive two first drive shafts to rotate through a chain transmission mechanism, two drive gears are respectively meshed with and drive corresponding inner gear rings, and further drive a rotary drum to rotate, soil is dug out through bucket teeth and a bucket partition plate and is rotationally moved backwards and downwards under the rotation action of the rotary drum, the arrangement of an arc-shaped baffle plate can prevent the soil from entering the inner gear rings in the process, the soil is gathered towards the middle under the action of an arc-shaped cutting plate and a spiral cutting plate, the soil falls backwards into a receiving hopper from the lower rear part of the rotary drum, the soil slides backwards to the upper half width of a belt of the soil transport belt conveyor along the receiving hopper, the upper half width of the belt of the soil transport belt conveyor continuously transports the soil backwards, the soil is output from the rear end of the upper half width of the belt of the soil transport belt conveyor and falls onto a discharge hopper, and then slides backwards and falls onto the ground along the discharge hopper.

The step (IV) is specifically as follows: in the process of conveying soil backwards from the upper half of a belt of a soil transfer belt conveyor, a first water pump, a second water pump and two swing motors are started simultaneously, the first water pump injects liquid fertilizer in a liquid fertilizer tank into inner spray pipes of two nested fertilizer applicators, the second water pump injects water in a water tank into an annular cavity between outer spray pipes and inner spray pipes of the two nested fertilizer applicators, power shafts of the two swing motors synchronously rotate in a small-angle reciprocating manner, the two swing motors respectively drive the corresponding inner spray pipes to rotate in a small-angle reciprocating manner, the outer spray pipes on the front side and the rear side synchronously rotate in a small-angle reciprocating manner, the liquid fertilizer is sprayed backwards in a waterfall shape through each high-pressure spray nozzle on the front side and is mixed with the soil falling from the rear side edge of a discharge hopper, liquid fertilizer is through each high pressure nozzle of rear side forward be waterfall form blowout and with the soil intensive mixing that drops from the back side of a hopper, the same principle, water is through the ring chamber backward between each high pressure nozzle of front side and the discharge orifice be waterfall form blowout and with the soil that drops from the back side of a hopper mix, water is through between each high pressure nozzle of rear side and the discharge orifice ring chamber forward be waterfall form blowout and with the soil that drops from the back side of a hopper mix, two nested formula fertilizer distributor just simultaneously towards the soil injection liquid fertilizer and the water of the back side whereabouts from a hopper, and then realize to digging out soil fertilization and irrigation after turning over, accomplish the soil remediation work.

The utility model discloses relative prior art has outstanding substantive characteristics and the progress that is showing, specifically speaking, the utility model discloses can walk on the limit, dig, limit turns over soil, limit fertilization and irrigation, make the infertile soil in plateau alpine region restore into the soil that is fit for planting the grass quilt, wherein, liquid fertilizer and water spout the soil to the whereabouts simultaneously during the fertilization, and liquid fertilizer can mix at the injection in-process with water, further improves the degree of consistency of fertilizeing and irrigation, and liquid fertilizer adopts nested structure with the injection pipeline of water, does not occupy too much space, compact structure.

Drawings

Fig. 1 is a left side view of the present invention.

Fig. 2 is a top view of the present invention.

Fig. 3 is a front view of the present invention.

Fig. 4 is the front view of the soil transfer belt conveyor and the fertilization and water spraying system installed on the frame platform.

Fig. 5 is a schematic structural view of the nested fertilizer distributor of the present invention.

Fig. 6 is a partially enlarged view of a portion a in fig. 1.

Fig. 7 is a sectional view taken along line B-B in fig. 5.

Fig. 8 is an assembly schematic diagram between the left side of the upper belt half and the strip baffle of the upper left side of the screening belt conveyor of the present invention.

Fig. 9 is a partially enlarged view of fig. 5 at C.

Detailed Description

The embodiments of the present invention will be further explained with reference to the drawings.

As shown in fig. 1-9, the land restoration device in plateau alpine regions comprises a frame platform 1, a cab 2, a power chassis 3, an engine, a power generation system, a hydraulic station system, two arm lifting mechanisms, a rotary bucket, a soil transfer belt conveyor 4 and a fertilizing and water spraying system, wherein crawler belt traveling assemblies 5 are fixedly installed on the left side and the right side of the bottom of the frame platform 1, the cab 2 is arranged on the left side of the upper portion of the frame platform 1, the power chassis 3 is arranged on the right side of the upper portion of the frame platform 1, the engine, the power generation system and the hydraulic station system are arranged in the power chassis 3, the two arm lifting mechanisms are bilaterally symmetrically installed on the left side and the right side of the front side portion of the frame platform 1, the rotary bucket is horizontally and rotatably installed between the front end portions of the two arm lifting mechanisms in the left-right direction, the left-right length of the rotary bucket is larger than the distance between the two crawler belt traveling assemblies 5 and smaller than the left-right width of the frame platform 1, the soil transfer belt conveyor 4 is horizontally arranged on the lower side of the middle of the frame platform 1 in the front-back direction, the soil transfer belt conveyor 4 is horizontally arranged on the lower portion of the middle of the frame platform 1 in the front-back direction, the rear portion of the frame platform, the power transmission belt conveyor 4 and the hydraulic station system are respectively connected with the hydraulic belt conveyor system through an electric driving motor of the power transmission system, and an output shaft of the power transmission system, and an electric transmission system, and a hydraulic belt conveyor 4, and an electric transmission system for driving the power transmission system.

The two arm lifting mechanisms are identical in structure, the left arm lifting mechanism comprises an articulated support 6, a crank arm 7 and a lifting hydraulic oil cylinder 8, the articulated support 6 is fixed at the left part of the front side of the frame platform 1, the crank arm 7 is arranged in a manner of inclining forwards and backwards along the front-back direction, the front side part of the crank arm 7 is bent forwards and downwards to form a V-shaped arm, the rear end part of the crank arm 7 is hinged to the upper part of the articulated support 6, the front part of the lifting hydraulic oil cylinder 8 is arranged in a manner of inclining forwards and backwards, two ends of the lifting hydraulic oil cylinder 8 are respectively hinged to the front side of the middle part of the crank arm 7 and the lower part of the articulated support 6, and the hydraulic station system is connected with the lifting hydraulic oil cylinder 8 through a hydraulic oil circuit.

The rotary bucket comprises a rotary roller 9, the rotary roller 9 is horizontally arranged along the left-right direction, the outer circle edge of the left end surface and the outer circle edge of the right end surface of the rotary roller 9 are uniformly and fixedly connected with inner gear rings 10 which are concentrically arranged, the outer circle edge of the left end surface of the rotary roller 10 and the outer circle edge of the right end surface of the rotary roller are both integrally and fixedly connected with a circular baffle 11, the outer circle of the circular baffle 11 is provided with a plurality of tooth sockets 12 which are arranged in a circular array, the opening side of the tooth socket 12 at the upper side faces to the rear upper side, the outer circle of the rotary roller 9 is fixedly connected with a plurality of bucket clapboards 13 which are arranged in a circular array along the axial direction, the outer side edge of each bucket clapboard 13 is flush with the outer circle of the circular baffle 11, the left side edge of each bucket clapboard 13 is fixedly connected with the right side surface of the circular baffle 11 at the left side, the right side edge of each bucket clapboard 13 is fixedly connected with the left side surface of the circular baffle 11 at the right side, the front of the upper bucket partition plate 13 is arranged to be low and the rear is arranged to be high in inclination, the middle of one side surface of the bucket partition plate 13 back to the rotary drum 9 is vertically and fixedly connected with an arc-shaped cutting plate 14 along the front-rear direction, a spiral cutting plate 15 is fixedly connected between the left side part of one side surface of the bucket partition plate 13 back to the rotary drum 9 and the right side surface of the left circular baffle 11, and a spiral cutting plate 15 is fixedly connected between the right side part of one side surface of the bucket partition plate 13 back to the rotary drum 9 and the left side surface of the right circular baffle 11, the spiral cutting plate 15 on the left side is spirally wound from left to right along the axial direction of the rotary drum 9, the spiral cutting plate 15 on the right side is spirally wound from right to left along the axial direction of the rotary drum 9, a plurality of left and right spaced bucket teeth 16 are fixedly arranged outside the side of each bucket partition plate 13, a rotating shaft 17 is coaxially and fixedly arranged at the center of the left end surface and the center of the right end surface of the rotary drum 9, the left end of the left rotating shaft 17 is rotatably connected to the front end part of the right side of the left curved arm 7, the right end of the right rotary shaft 17 is rotatably connected to the left front end of the right crank arm 7.

The axle transmission assembly comprises a drive axle 18, a support beam 19, a speed reducer 20, a transmission shaft 21 and two first bearing supports 22, the drive axle 18 horizontally crosses and is fixedly connected to the rear sides of the middle parts of the upper side surfaces of the two crank arms 7 along the left-right direction, the support beam 19 is horizontally and fixedly connected between the rear sides of the middle parts of the two crank arms 7 along the left-right direction and is positioned below the rear part of the drive axle 18, the speed reducer 20 is fixedly arranged on the support beam 19 and is positioned at the right rear side of the middle part of the drive axle 18, a front power output shaft of the speed reducer 20 is coaxially connected with a rear power input shaft of the drive axle 18 in a transmission way, a power output shaft of an engine extends forwards out of the front side of the power case 3 and is connected with the rear power output shaft of the speed reducer 20 in a transmission way through the transmission shaft 21, the transmission shaft 21 is arranged in a high-low-rear-tilting way, the front end of the power output shaft of the engine is connected with the rear end of the transmission shaft 21 and the rear end of the rear power output shaft of the speed reducer 20 is connected with the front end of the transmission shaft 21 through universal joints, two first bearing supports 22 are bilaterally and symmetrically fixedly installed on the front side portions of the upper sides of the two crank arms 7 respectively, a first driving shaft 23 horizontally arranged in the left-right direction is installed on each of the two first bearing supports 22 in a rotating mode, each first driving shaft 23 penetrates through the corresponding first bearing support 22, the right end of each first driving shaft 23 on the left side extends into the inner hole of the corresponding inner gear ring 10 on the left side rightwards, the left end of each first driving shaft 23 on the right side extends into the inner hole of the corresponding inner gear ring 10 on the right side leftwards, driving gears 24 are fixedly installed on the right end of each first driving shaft 23 on the left side and the left end of each first driving shaft 23 on the right side, the driving gears 24 on the left side are in meshed transmission connection with the inner gear rings 10 on the left side, the driving gears 24 on the right side are in meshed transmission connection with the inner gear rings 10 on the right side, the left end of each first driving shaft 23 on the left side is in meshed transmission connection with the left end of the driving axle 18, and the right end of each first driving shaft 23 on the right side is in meshed with the right end of each first driving axle 23 on the right side The right ends of the drive axles 18 are in transmission connection through a chain transmission mechanism 25.

The upper part of the front end of the soil transfer belt conveyor 4 is fixedly provided with a receiving hopper 34 which is obliquely arranged from front to high and then to low and is positioned between the two crawler belt walking assemblies 5 at the rear lower part of the middle part of the rotary drum 9, and the lower part of the rear end of the soil transfer belt conveyor 4 is fixedly provided with a discharging hopper 35 which is obliquely arranged from front to high and then to low.

The fertilization and water injection system comprises a liquid fertilizer tank 42, a water tank 43, a first water pump 44, a second water pump 45 and two nested fertilizer applicators 46, the liquid fertilizer tank 42, the water tank 43, the first water pump 44 and the second water pump 45 are fixedly installed on the upper portion of the frame platform 1, the two nested fertilizer applicators 46 are symmetrically and fixedly arranged on the lower portion of the rear side of the frame platform 1 in a front-back mode and are located below the rear side edge of the discharge hopper 35, the vertical projection of the rear side edge of the discharge hopper 35 is located between the two nested fertilizer applicators 46, the outlet of the liquid fertilizer tank 42 is connected with the inlet of the first water pump 44 through a liquid fertilizer outlet pipe 47, the outlet of the first water pump 44 is respectively connected with liquid fertilizer through-flow spaces 85 of the two nested fertilizer applicators 46 through a liquid fertilizer supply hose, the outlet of the water tank 43 is connected with the inlet of the second water pump 45 through a water outlet pipe 48, the outlet of the second water pump 45 is respectively connected with water through a liquid fertilizer through-flow space 86 of the two nested fertilizer applicators 46, the front nested fertilizer applicators 46 simultaneously spray liquid fertilizer and water pump 45 are respectively electrically connected with the second nested fertilizer pump 45, and the nested fertilizer water supply hose.

The nested fertilizer applicator 46 on the front side comprises a swing motor 49, an outer spray pipe 50, an inner spray pipe 51 and a right-angle pipe joint 52, wherein the outer spray pipe 50 and the inner spray pipe 51 are horizontally arranged on the front lower side of the rear side of the discharge hopper 35 along the left-right direction, the outer spray pipe 50 is concentrically sleeved outside the inner spray pipe 51, the inner diameter of the outer spray pipe 50 is larger than the outer diameter of the inner spray pipe 51, the length of the outer spray pipe 50 is smaller than that of the inner spray pipe 51, the right end and the left end of the outer spray pipe 50 and the right end of the inner spray pipe 51 are blocked, the left end of the outer spray pipe 50 is fixedly connected to the outer circumference of the left side of the inner spray pipe 51, the right end of the outer spray pipe 50 is fixedly connected to the outer circumference of the right end of the inner spray pipe 51, a liquid fertilizer through-flow space 85 is formed inside the inner spray pipe 51, a circular cavity between the outer spray pipe 50 and the inner spray pipe 51 forms a water through-flow space 86, the swing motor 49 is fixedly arranged at the right lower part of the rear side of the frame platform 1 and is positioned at the right side of the right end of the inner spray pipe 51, the right-angle pipe joint 52 is fixedly arranged at the left lower part of the rear side of the frame platform 1 and is positioned at the left side part of the inner spray pipe 51, the left end of a power shaft of the swing motor 49 is coaxially connected with the right end of the inner spray pipe 51 in a transmission manner, the right-angle pipe joint 52 comprises a vertical pipe and a horizontal pipe, the horizontal pipe is horizontally arranged along the left and right directions, the lower end of the vertical pipe is integrally formed and fixedly connected on the upper side pipe wall of the left end part of the horizontal pipe and is communicated with the inside of the horizontal pipe, the left end part of the outer spray pipe 50 is concentrically and rotatably arranged in the horizontal pipe, through holes 53 which are concentric up and down and are correspondingly communicated with the vertical pipe are respectively arranged on the upper side pipe wall and the lower side pipe wall of the left side part of the outer spray pipe 50, the left end of the inner spray pipe 51 extends out of the left end of the outer spray pipe 50 leftwards, a first sealing structure is arranged between the left end part of the outer circumference of the outer spray pipe 50 and the left end part of the inner circumference of the horizontal pipe, a second sealing structure is arranged between the left side part of the outer circumference of the outer spray pipe 50 and the right end part of the inner circumference of the horizontal pipe, an arc plate 54 is fixedly connected to the rear side pipe wall of the outer spray pipe 50 through a plurality of first fastening screws, the front side surface of the arc plate 54 is an arc surface tightly attached to the rear side pipe wall of the outer spray pipe 50, the rear side surface of the arc plate 54 is a vertical plane, two rows of threaded holes which are spaced up and down are formed in the rear side pipe wall of the inner spray pipe 51, two rows of round holes which are spaced up and down are formed in the rear side pipe wall of the outer spray pipe 50, two rows of through-flow holes 55 which are spaced up and down are formed in the arc plate 54, each threaded hole, each round hole and each through-flow hole 55 are respectively arranged in a one-to-one correspondence manner, the aperture of each round hole is the same as that of the through-flow hole 55, and a high-pressure nozzle 56 which is communicated with the liquid fertilizer through-flow space 85 is installed in each threaded hole, acid liquor is sprayed backwards through the high-pressure spray nozzle 56, the rear end of the high-pressure spray nozzle 56 penetrates through a corresponding round hole backwards and is located in a corresponding through hole 55, the outer diameter of the high-pressure spray nozzle 56 is smaller than the aperture of the round hole, a dust ring 57 sleeved on the outer circumference of the rear end of the high-pressure spray nozzle 56 is fixedly embedded in the rear side portion of the through hole 55, a plurality of spray holes which are circumferentially arrayed and are through from front to back are formed in the dust ring 57, alkali liquor is sprayed backwards through an annular cavity between the high-pressure spray nozzle 56 and the through hole 55 and corresponding spray holes, the upper end of the vertical pipe is fixedly connected with the water outlet end of the liquid fertilizer supply hose, the left end of the inner spray pipe 51 is connected with the liquid outlet end of the water supply hose through a rotary joint 58, and the power generation system is electrically connected with the swing motor 49.

The first sealing structure comprises a first sealing ring 59, a first step groove is arranged on the inner circle of the left end of the horizontal pipe, the first sealing ring 59 is fixedly embedded in the bottom of the right side groove of the first step groove and sleeved on the left side part of the outer spray pipe 50, a first bearing 60 and a first isolation pipe sleeve 61 sleeved on the left side part of the outer spray pipe 50 are sequentially and fixedly embedded in the left side groove of the first step groove from left to right, a flange end cover 62 sleeved on the left side part of the inner spray pipe 51 is fixedly arranged at the left end of the horizontal pipe through a plurality of second fastening screws, the flange end cover 62 is in rotary sealing connection with the inner spray pipe 51, a rotary gap is reserved between the right end face of the flange end cover 62 and the left end of the outer spray pipe 50, a first O-shaped ring 63 which is tightly contacted with the left end face of the horizontal pipe is fixedly embedded in the edge face of the right end of the flange end cover 62, a circular flange which extends into a left groove of the first step groove is integrally formed in the inner circle of the right end of the flange end cover 62, the excircle of the circular flange is tightly matched with the inner circle of the left groove of the first step groove, the right end of the circular flange is tightly pressed on the left end face of the outer ring of the first bearing 60, a limit stop ring 64 which is tightly pressed on the left end face of the inner ring of the first bearing 60 is fixedly embedded in the outer circumference of the left end part of the outer spray pipe 50, the first bearing 60 tightly presses the first isolation pipe sleeve 61, and the first isolation pipe sleeve 61 tightly presses the first seal ring 59;

the second sealing structure comprises a second sealing ring 65, a sealing spacer bush 66 and a sealing press ring 67, a second step groove is arranged on the inner circle of the right end of the horizontal pipe, the second sealing ring 65 is fixedly embedded in the bottom of the left side groove of the second step groove and sleeved on the left side part of the outer spray pipe 50, a second isolation pipe sleeve 68, a second bearing 69 and a third isolation pipe sleeve 70 which are sleeved on the left side part of the outer spray pipe 50 are fixedly embedded in the right side groove of the second step groove from left to right in sequence, the sealing spacer bush 66 and the sealing press ring 67 are sleeved on the outer spray pipe 50 at the same center at intervals from left to right, a circular boss 71 is integrally formed on the outer circumference of the right end part of the sealing spacer bush 66, the left side surface of the circular boss 71 is tightly pressed on the right end surface of the horizontal pipe, a third O-shaped ring 72 which is tightly pressed and contacted with the right end surface of the horizontal pipe is fixedly embedded on the left side surface of the circular boss 71, the sealing press ring 67 is concentrically sleeved on the right end part of the outer spray pipe 50 and tightly pressed on the right side surface of the circular boss 71, the sealing press ring 67 is fixedly connected at the right end of the horizontal pipe through a plurality of third fastening screws penetrating through the circular boss 71, the left side part of the sealing spacer 66 is embedded in the right side groove of the second step groove, the left side part excircle of the sealing spacer 66 is in clearance fit with the right side groove inner circle of the second step groove, the left end inner circle of the sealing spacer 66 is provided with a first mounting groove, the right end inner circle of the sealing spacer 66 is provided with a second mounting groove, the left end of the sealing spacer 66 is tightly pressed against the third isolating pipe sleeve 70, the third isolating pipe sleeve 70 is tightly pressed against the right end surface of the outer ring of the second bearing 69, the left end surface of the outer ring of the second bearing 69 is tightly pressed against the second isolating pipe sleeve 68, the second isolating pipe sleeve 68 is tightly pressed against the second sealing ring 65, the third sealing ring 73 sleeved on the left side part of the outer spray pipe 50 is fixedly embedded in the first mounting groove, the fourth sealing ring 74 sleeved on the left side part of the outer spray pipe 50 is fixedly embedded in the second mounting groove, the sealing press ring 67 tightly presses the fourth sealing ring 74, and the first sealing ring 59, the second sealing ring 65, the third sealing ring 73 and the fourth sealing ring 74 are tightly matched with the outer nozzle 50 and rotate in a sealing mode. The arrangement of the first sealing structure and the second sealing structure can improve the rotary sealing performance of the outer spray pipe 50, and alkali liquor leakage is prevented.

The front end parts of the left crank arm 7 and the right crank arm 7 are fixedly connected with an arc baffle 84 through a plurality of bolts, the two arc baffles 84 are identical in structure and are arranged in bilateral symmetry, the left end edge part of the inner circle of the left inner gear ring 10 and the right end edge part of the inner circle of the right inner gear ring 10 are smooth surfaces, the left arc baffle 84 is located at the left end part of the inner lower side of the left inner gear ring 10, the left side surface of the left arc baffle 84 is flush with the left end surface of the left inner gear ring 10, the lower side edge of the left arc baffle 84 is an arc edge, the circle center of the left arc baffle 84 is coincident with the circle center of the left inner gear ring 10, and a gap is formed between the lower side edge of the left arc baffle 84 and the inner circle of the lower side part of the left inner gear ring 10.

By adopting the technical scheme, the working method of the device for repairing the land in the alpine plateau area specifically comprises the following steps:

driving the land remediation device in the alpine region of the plateau to drive to a region to be remedied;

(II) dropping the rotary bucket to contact the ground;

thirdly, simultaneously digging out soil and gravels in the soil through a rotary digging bucket, and conveying the soil and the gravels from front to back and screening the soil and the gravels at the same time through a vibration screening conveying system;

and (IV) fertilizing and irrigating towards the screened soil through a fertilizing and water spraying system.

The step (II) is specifically as follows: a driver drives the land repairing device in the plateau alpine region in the cab 2, the land repairing device in the plateau alpine region is driven to a region to be repaired of a mine through the crawler traveling assembly 5, the two lifting hydraulic cylinders 8 are controlled to contract, the two crank arms 7 are made to fall downwards, and then the rotary excavator bucket is made to fall downwards to be in contact with the ground.

The step (III) is specifically as follows: the engine is controlled to drive the drive axle 18 through the drive shaft 21, two ends of the drive axle 18 respectively drive two first drive shafts 23 to rotate through the chain transmission mechanism 25, then two drive gears 24 respectively engage and drive corresponding inner gear rings 10, and further drive the rotary drum 9 to rotate, soil is excavated through the bucket teeth 16 and the bucket partition plate 13 and is moved backwards and downwards under the rotation action of the rotary drum 9, the arrangement of the arc-shaped baffle 84 can prevent the soil from entering the inner gear rings 10 in the process, the soil is gathered towards the middle under the action of the arc-shaped cutting plate 14 and the spiral cutting plate 15, the soil falls backwards and downwards into the receiving bucket 34 from the lower rear part on the rotary drum 9, the soil slides backwards along the receiving bucket 34 to the upper half belt of the soil transfer and conveying belt conveyor 4, the upper half belt of the soil transfer and conveying belt conveyor 4 continuously conveys the soil backwards, the soil is output from the rear half rear end on the upper half belt of the soil transfer belt conveyor 4 and falls onto the discharge bucket 35, and then slides backwards and downwards along the discharge bucket 35 to the ground.

The step (IV) is specifically as follows: in the process of conveying soil from the upper half of the belt of the soil transfer conveyor belt machine 4 to the rear, a first water pump 44, a second water pump 45 and two swing motors 49 are simultaneously started, the first water pump 44 injects liquid fertilizer in a liquid fertilizer tank 42 into inner spray pipes 51 of two nested fertilizer applicators 46, the second water pump 45 injects water in a water tank 43 into annular cavities between outer spray pipes 50 and inner spray pipes 51 of the two nested fertilizer applicators 46, power shafts of the two swing motors 49 synchronously rotate in a small-angle reciprocating manner, the two swing motors 49 respectively drive the corresponding inner spray pipes 51 to rotate in a small-angle reciprocating manner, the outer spray pipes 50 on the front side and the rear side synchronously rotate in a small-angle reciprocating manner, the liquid fertilizer is sprayed out in a waterfall high-pressure spray heads 56 on the front side in a backward waterfall-way manner and is mixed with soil falling from the rear side of the discharge hopper 35, the liquid fertilizer is sprayed out in a waterfall manner forward through the high-pressure spray heads 56 on the rear side and is fully mixed with soil falling from the rear side of the soil discharge hopper 35, the soil sprayed out from the waterfall high-pressure spray heads 56 on the rear side of the soil hopper 35, and the soil sprayed out from the soil mixed soil spraying holes, the soil sprayed out from the soil spraying heads, the soil sprayed out from the soil spraying holes, and the soil spraying holes of the soil spraying heads 35, and the soil spraying machine, and the soil spraying from the soil spraying holes of the soil spraying machine, and the soil spraying machine repairing water spraying from the soil spraying holes of the soil spraying holes are completed by the soil spraying machine, and the soil spraying machine.

The engine, the power generation system and the hydraulic station system are not shown in the figure, the crawler walking assembly 5, the cab 2, the engine, the power generation system, the hydraulic station system, the drive axle 18, the universal joint, the first water pump 44, the second water pump 45 and the lifting hydraulic oil cylinder 8 are all conventional technologies, and specific structures and working principles are not described in detail.

The utility model discloses can walk on the limit, the limit dig, limit turns over soil, limit fertilization and irrigate, make plateau alpine region's barren soil repair become the soil that is fit for planting the grass quilt, wherein, liquid fertilizer spouts the soil to whereabouts simultaneously with water during the fertilization, and liquid fertilizer can mix at the injection in-process with water, further improves the degree of consistency of fertilizeing and irrigating, and liquid fertilizer adopts nested formula structure with the injection pipeline of water, does not occupy too much space, compact structure.

It should be noted that, in order to improve the planting success rate of the grass quilt, the utility model discloses a plateau severe cold district plants grass and equips and use in summer.

A driving position, a direction control mechanism, a driving control mechanism, a control system for controlling the movement of each component and the like are arranged in the cab 2, and corresponding mechanical transmission mechanisms are correspondingly arranged on the frame platform 1, which are conventional technologies in the field and are similar to large-scale tracked vehicles such as large excavators and agricultural harvesters.

Although the present invention has been described in detail with reference to the above embodiments, it should be understood by those skilled in the art that the above embodiments are only used for illustration and not for limitation of the technical solutions of the present invention; modifications and equivalents of the present invention may be made without departing from the spirit and scope of the invention, which is intended to be covered by the appended claims.

Claims (9)

1. Plateau severe cold district soil prosthetic devices, its characterized in that: the soil transfer conveyor belt is horizontally arranged at the lower side of the middle part of the frame platform along the front-back direction, the fertilization and water spraying system is fixedly arranged at the lower rear part of the frame platform and is positioned below the rear end part of the soil transfer conveyor belt, the conveying direction of the soil transfer conveyor belt is arranged from front to back, the front end part of the soil transfer conveyor belt is arranged below the middle part of the rotary bucket along the front-back direction, the engine is respectively connected with the power generation system, the hydraulic power station system and the hydraulic power station drive motor through the hydraulic power arm drive motor, and the two power arm mechanisms are respectively connected with the hydraulic power station drive motor through the hydraulic power arm drive motor.

2. The plateau alpine region land remediation device of claim 1, wherein: the two arm lifting mechanisms are identical in structure, the left arm lifting mechanism comprises an articulated support, a crank arm and a lifting hydraulic oil cylinder, the articulated support is fixed at the left part of the front side of the frame platform, the crank arm is arranged in a mode of inclining forwards and backwards along the front-back direction, the front side part of the crank arm bends forwards and downwards to form a V-shaped arm, the rear end part of the crank arm is hinged to the upper part of the articulated support, the front part of the lifting hydraulic oil cylinder is arranged in a mode of inclining forwards and backwards, two ends of the lifting hydraulic oil cylinder are respectively hinged to the front side of the middle of the crank arm and the lower part of the articulated support, and the hydraulic station system is connected with the lifting hydraulic oil cylinder through a hydraulic oil circuit.

3. The plateau alpine region land remediation device of claim 2, wherein: the rotary bucket comprises a rotary roller, the rotary roller is horizontally arranged along the left-right direction, the outer circular edge of the left end surface and the outer circular edge of the right end surface of the rotary roller are uniformly and fixedly connected with inner gear rings which are concentrically arranged, the outer circumference of the left end of the left inner gear ring and the outer circumference of the right end of the right inner gear ring are uniformly and fixedly connected with a circular baffle, the outer circumference of the circular baffle is provided with a plurality of tooth sockets which are arranged in a circumferential array, the opening side of the tooth sockets at the upper side faces to the rear upper part, the outer circumference of the rotary roller is fixedly connected with a plurality of bucket clapboards which are arranged in a circumferential array along the axial direction, the outer side edges of the bucket clapboards are flush with the outer circumference of the circular baffle, the left side edges of the bucket clapboards are fixedly connected with the right side surface of the left circular baffle, the right side edges of the bucket clapboards are fixedly connected with the left side surface of the right circular baffle, and the bucket clapboards at the upper side are arranged in a low front-back high inclination manner, the vertical fixedly connected with arc cutting board of fore-and-aft direction is followed at a side middle part of bucket baffle dorsad rotary drum, equal fixedly connected with spiral cutting board between a side left side portion of bucket baffle dorsad rotary drum and the right flank of left ring baffle and between a side right side portion of bucket baffle dorsad rotary drum and the left flank of right ring baffle, left spiral cutting board spirals from left to right along rotary drum's axial, spiral cutting board on right side spirals from right to left along rotary drum's axial, all fixed a plurality of left and right spaced bucket teeth that are provided with on the outer side edge of each bucket baffle, rotary drum's left end face center and right end face center are the equal coaxial fixed pivot that is provided with, the left end of left pivot is rotated and is connected the right side front end portion at left crank arm, the right-hand member of the pivot on right side rotates and connects the left side front end portion at right crank arm on right side.

4. The plateau alpine region land restoration device according to claim 3, characterized in that: the axle transmission assembly comprises a drive axle, a support beam, a speed reducer, a transmission shaft and two first bearing supports, wherein the drive axle horizontally crosses and is fixedly connected to the rear sides of the middle parts of the upper side surfaces of the two crank arms along the left-right direction, the support beam is horizontally and fixedly connected between the rear sides of the middle parts of the two crank arms along the left-right direction and is positioned below the rear side of the drive axle, the speed reducer is fixedly installed on the support beam and is positioned on the rear side of the middle part of the drive axle, a front power output shaft of the speed reducer is coaxially and drivingly connected with a rear power input shaft of the drive axle, a power output shaft of an engine forwards extends out of the front side of a power machine box and is drivingly connected with the rear power output shaft of the speed reducer through the transmission shaft, the front end of the power output shaft of the engine and the rear end of the rear power output shaft of the speed reducer are connected with the front end of the transmission shaft through universal joints, the two first bearing supports are respectively and are symmetrically and fixedly installed on the front side parts of the upper side surfaces of the two crank arms in a left-right way, a first drive shaft horizontally arranged along the left-right direction is rotatably installed on the two first bearing supports, the first drive shaft penetrates through the first bearing supports, and extends into an inner hole of the left-right side of the left-right inner ring gear, the left end of the first driving shaft on the right side extends into an inner hole of the inner gear ring on the right side leftwards, the right end of the first driving shaft on the left side and the left end of the first driving shaft on the right side are both fixedly provided with a driving gear, the driving gear on the left side is in meshing transmission connection with the inner gear ring on the left side, the driving gear on the right side is in meshing transmission connection with the inner gear ring on the right side, and the left end of the first driving shaft on the left side is in transmission connection with the left end of a driving axle and the right end of the first driving shaft on the right side is in transmission connection with the right end of the driving axle through a chain transmission mechanism.

5. The plateau alpine region land remediation device of claim 3, wherein: the upper part of the front end of the soil transfer belt conveyor is fixedly provided with a receiving hopper which is obliquely arranged from front to back and is positioned between two crawler traveling assemblies at the rear lower part of the middle part of the rotary drum, and the lower part of the rear end of the soil transfer belt conveyor is fixedly provided with a discharging hopper obliquely arranged from front to back.

6. The plateau alpine region land remediation device of claim 5, wherein: fertilization and water injection system includes the liquid fertilizer jar, the water pitcher, first water pump, second water pump and two nested formula fertilizer distributors, the liquid fertilizer jar, the water pitcher, the equal fixed mounting of first water pump and second water pump is on the upper portion of frame platform, the fixed setting in the rear side lower part of frame platform just is located the back side below of hopper around two nested formula fertilizer distributors, the back side vertical projection that goes out the hopper is located between two nested formula fertilizer distributors, the export of liquid fertilizer jar is connected through the liquid fertilizer exit tube with the import of first water pump, the export of first water pump passes through the liquid fertilizer supply hose respectively with the liquid fertilizer through-flow space connection of two nested formula fertilizer distributors, the export of water pitcher passes through water piping connection with the import of second water pump, the export of second water pump passes through the water supply hose respectively with the water space connection of two nested formula fertilizer distributors, the nested formula fertilizer distributor of front side jets liquid fertilizer and water towards the back simultaneously, the nested formula fertilizer distributor of rear side jets liquid fertilizer and water forward simultaneously, power generation system is connected with first water pump and second water pump electricity respectively.

7. The plateau alpine region land remediation device of claim 6, wherein: the nested fertilizer applicator on the front side comprises a swing motor, an outer spray pipe, an inner spray pipe and a right-angle pipe joint, wherein the outer spray pipe and the inner spray pipe are horizontally arranged on the front lower side of the rear side edge of a discharge hopper in the left-right direction, the outer spray pipe is concentrically sleeved outside the inner spray pipe, the inner diameter of the outer spray pipe is larger than the outer diameter of the inner spray pipe, the length of the outer spray pipe is smaller than that of the inner spray pipe, the right end and the left end of the outer spray pipe and the right end of the inner spray pipe are blocked, the left end of the outer spray pipe is fixedly connected to the outer circumference of the left side part of the inner spray pipe, the right end of the outer spray pipe is fixedly connected to the outer circumference of the right end part of the inner spray pipe, a liquid fertilizer through-flow space is formed inside the inner spray pipe, a water through-flow space is formed by a ring cavity between the outer spray pipe and the inner spray pipe, the swing motor is fixedly arranged on the right lower part of the rear side of a frame platform and positioned on the right side of the inner spray pipe, the right-angle pipe joint is fixedly arranged on the left lower part of the rear side of the frame platform and positioned on the left side of the inner spray pipe, the left end of a power shaft of the swing motor is coaxially connected with the right end of the inner spray pipe in a transmission manner, the right-angle pipe joint comprises a vertical pipe and a horizontal pipe, the horizontal pipe is horizontally arranged along the left-right direction, the lower end of the vertical pipe is integrally and fixedly connected to the upper side pipe wall of the left end part of the horizontal pipe and is communicated with the inside of the horizontal pipe, the left end part of the outer spray pipe is concentrically and rotatably arranged in the horizontal pipe, through holes which are concentric up and down and are communicated with the vertical pipe up and down are respectively arranged on the upper side pipe wall and the lower side pipe wall of the left side part of the outer spray pipe, the left end of the inner spray pipe extends out of the left end of the outer spray pipe leftwards, a first sealing structure is arranged between the left end part of the outer circumference of the outer spray pipe and the left end part of the inner circumference of the horizontal pipe, a second sealing structure is arranged between the left side part of the outer circumference of the outer spray pipe and the right end part of the inner circumference of the horizontal pipe, and an arc-shaped plate is fixedly connected to the pipe wall of the rear side part of the outer spray pipe through a plurality of first fastening screws, the front side surface of the arc plate is an arc surface tightly attached to the pipe wall of the rear side part of the outer spray pipe, the rear side surface of the arc plate is a vertical plane, two rows of threaded holes which are spaced up and down are formed in the pipe wall of the rear side of the inner spray pipe, two rows of round holes which are spaced up and down are formed in the pipe wall of the rear side of the outer spray pipe, two rows of through-flow holes which are spaced up and down are formed in the arc plate, each threaded hole, each round hole and each through-flow hole are arranged in a one-to-one correspondence manner, the aperture of each round hole is the same as that of the through-flow hole, a high-pressure spray head communicated with the liquid fertilizer through-flow space is installed in each threaded hole in a uniform threaded manner, acid liquor is sprayed backwards through the high-pressure spray head, the rear end of the high-pressure spray head passes through the corresponding round hole backwards and is located in the corresponding through-flow hole, the outer diameter of the round hole is smaller than that of the round hole, a dustproof ring which is fixedly sleeved on the rear side part of the rear end of the high-pressure spray head, the dustproof ring is provided with a plurality of circumferential arrays, alkali liquor, the upper end of the vertical pipe is fixedly connected with a power generation system of the liquid fertilizer supply hose, and the power generation end of the inner spray pipe is connected with a swing motor through a rotary swing system.

8. The plateau alpine region land remediation device of claim 7, wherein: the first sealing structure comprises a first sealing ring, a first step groove is formed in the inner circle of the left end of the horizontal pipe, the first sealing ring is fixedly embedded in the bottom of the right side groove of the first step groove and sleeved on the left side part of the outer spray pipe, a first bearing and a first isolation pipe sleeve sleeved on the left side part of the outer spray pipe are fixedly embedded in the left side groove of the first step groove from left to right in sequence, a flange end cover sleeved on the left side part of the inner spray pipe is fixedly installed at the left end of the horizontal pipe through a plurality of second fastening screws, the flange end cover is connected with the inner spray pipe in a rotating and sealing mode, a rotating gap is reserved between the right end face of the flange end cover and the left end of the outer spray pipe, a first O-shaped ring tightly contacted with the left end face of the horizontal pipe is fixedly embedded in the edge face of the right end of the flange end cover, an annular flange extending into the left side groove of the first step groove is integrally formed in the inner circle of the flange end cover, the outer circle of the annular flange is tightly matched with the inner circle of the left side groove of the first step groove, the right end face of the annular flange is tightly pressed on the left end face of the first bearing, a first shaft bearing is fixedly embedded in the left side groove tightly pressed on the left end face of the outer spray pipe, a first isolation pipe, a first shaft bearing is tightly pressed on the first isolation pipe, and a first shaft bearing, and a first isolation pipe sleeve, and a first shaft sleeve is tightly pressed first shaft bearing, and a first shaft sleeve is tightly pressed on the first isolation pipe;

the second sealing structure comprises a second sealing ring, a sealing spacer bush and a sealing compression ring, a second step groove is formed in the inner circle of the right end of the horizontal pipe, the second sealing ring is fixedly embedded in the bottom of the left side groove of the second step groove and sleeved on the left side part of the outer spray pipe, a second isolation pipe sleeve, a second bearing and a third isolation pipe sleeve which are sleeved on the left side part of the outer spray pipe are sequentially fixedly embedded in the right side groove of the second step groove from left to right, the sealing spacer bush and the sealing compression ring are sleeved on the outer spray pipe at the same center at intervals left and right, a circular boss is integrally formed on the outer circumference of the right end part of the sealing spacer bush, the left side surface of the circular boss is tightly pressed on the right end surface of the horizontal pipe, a third O-shaped ring which is tightly pressed and contacted with the right end surface of the horizontal pipe is fixedly embedded on the left side surface of the circular boss, the sealing compression ring is sleeved at the right end part of the outer spray pipe at the same center and tightly pressed on the right side surface of the circular boss, the sealing ring is fixedly connected to the right end of the horizontal pipe through a plurality of third fastening screws penetrating through the circular boss, the left side of the sealing spacer sleeve is embedded in the right side groove of the second step groove, the outer circle of the left side of the sealing spacer sleeve is in clearance fit with the inner circle of the right side groove of the second step groove, the inner circle of the left end of the sealing spacer sleeve is provided with a first mounting groove, the inner circle of the right end of the sealing spacer sleeve is provided with a second mounting groove, the left end of the sealing spacer sleeve tightly presses the third isolation pipe sleeve, the third isolation pipe sleeve tightly presses the right end face of the outer ring of the second bearing, the left end face of the outer ring of the second bearing tightly presses the second isolation pipe sleeve tightly pressing the second sealing ring, a third sealing ring sleeved on the left side of the outer spray pipe is fixedly embedded in the first mounting groove, a fourth sealing ring sleeved on the left side of the outer spray pipe is fixedly embedded in the second mounting groove, the sealing ring tightly presses the fourth sealing ring, the first sealing ring, the second sealing ring is fixedly embedded in the second sealing ring, and the second sealing ring, the third sealing ring and the fourth sealing ring are both tightly matched with the outer spray pipe and rotate in a sealing mode.

9. The plateau alpine region land remediation device of claim 4, characterized in that: the front end parts of the left crank arm and the right crank arm are fixedly connected with an arc baffle through a plurality of bolts, the two arc baffles are identical in structure and are arranged in a bilateral symmetry mode, the left end edge part of the inner circle of the left inner gear ring and the right end edge part of the inner circle of the right inner gear ring are polished surfaces, the left arc baffle is located at the left end part of the inner lower side of the left inner gear ring, the left side surface of the left arc baffle is flush with the left end surface of the left inner gear ring, the lower side edge of the left arc baffle is an arc edge, the circle center of the left arc baffle coincides with the circle center of the left inner gear ring, and a gap is formed between the lower side edge of the left arc baffle and the inner circle of the lower side part of the left inner gear ring.

Images