CN118057994A

CN118057994A - Microbial restoration device and method for sand vegetation recovery

Info

Publication number: CN118057994A
Application number: CN202410494559.8A
Authority: CN
Inventors: 魏杰; 石俊庭; 李雪; 兰青宇
Original assignee: Inner Mongolia University
Current assignee: Inner Mongolia University
Priority date: 2024-04-24
Filing date: 2024-04-24
Publication date: 2024-05-24
Anticipated expiration: 2044-04-24
Also published as: CN118057994B

Abstract

The invention relates to the technical field of vegetation restoration, in particular to a sand vegetation restoration microorganism restoration device and method. According to the invention, the guiding unit guides the soil to be fertilized and repaired to move along the bulldozer plate so as to fall into the soil crushing unit, the soil is crushed and dispersed in the soil crushing unit, the problem that the subsequent mixing effect of soil and fertilizer is affected by soil caking is avoided, meanwhile, the waste is sprayed onto the crushed soil and the exposed deep soil surface in a centrifugal rotation spraying mode, and finally the mixture of the crushed soil and the fertilizer is covered on the exposed deep soil surface again, so that the fertilizer is sprayed at both shallow and deep positions of the soil, the mixing effect and the mixing uniformity of the waste and the soil are improved, the sprinkling operation is synchronously implemented, and the mixture of the waste and the fertilizer, which is re-covered on the exposed deep soil surface, is compacted through the repairing mechanism, so that the problem of fertilizer loss is avoided.

Description

Microbial restoration device and method for sand vegetation recovery

Technical Field

The invention relates to the technical field of vegetation restoration, in particular to a sand vegetation restoration microorganism restoration device and method.

Background

The restoration of sand vegetation is very important to the ecological environment, mainly in the following aspects: 1. the sand vegetation restoration can restore and stabilize the desert ecosystem, promote the biodiversity and maintain the ecological balance; 2. the restoration of the sand vegetation can slow down the wind erosion speed, reduce the frequency and the intensity of sand storm, improve the soil holding capacity and reduce the water and soil loss; 3. the vegetation is beneficial to increasing the water content and the water retention of the soil, improving the groundwater level and protecting water resources; 4. the recovery of the sand vegetation is beneficial to preventing and controlling desertification and reducing the expansion of desertification to farmlands and cities.

At present, the restoration of the sand vegetation is generally carried out by improving the soil in a desert area, namely the fertility and the water retention of the soil are improved, the soil restoration mode of the sand vegetation is mainly a microbial fertilizer fertilization restoration mode, organic matter decomposition and mineral element release are promoted by beneficial bacteria and fungi in microbial fertilizer, the soil texture and structure are improved, the main process of the microbial restoration of the sand vegetation is to loosen the soil to be restored, and then microbial fertilizer is applied to the soil to finish the microbial restoration of the soil.

However, the following problems exist in the current microbial restoration process of sand vegetation recovery: 1. when traditional fertilizer application, mainly spill fertilizer at the loose soil surface through, the fertilizer is difficult to better infiltration to the soil depths, and plant absorption fertilizer effect is relatively poor, even if mix fertilizer and soil, also carry out the mixing operation at the soil shallow layer, soil deep layer department still is difficult to carry out intensive mixing with fertilizer, and the mixing operation effect of soil shallow layer still remains to improve simultaneously, and the distribution uniformity of fertilizer in the soil shallow layer is lower.

2. After fertilization, the soil is not irrigated with water in time, so that the fertilizer is difficult to permeate into the deep soil, and the fertilizer in the shallow soil is easy to lose to influence the absorption of the fertilizer by the soil, so that the soil restoration effect is reduced.

Disclosure of Invention

Based on this, it is necessary to provide a microbial restoration device and method for sand vegetation, which aims to solve the above problems in the prior art.

The application provides a sand vegetation recovery microorganism repairing device, which comprises: the number of the connecting plates is two, the connecting plates are arranged in a front-back symmetrical mode, repairing mechanisms for repairing microorganisms are arranged on the left sides of the two connecting plates together, and driving units are arranged on the right sides of the two connecting plates together.

The repairing device comprises rectangular plates, wherein the rectangular plates are fixedly arranged on the left end faces of the connecting plates, right triangle bulldozing plates are fixedly arranged on the left end faces of the two rectangular plates together, the inclined faces of the bulldozing plates face the left side, two side baffles which are symmetrical around are fixedly arranged on the inclined faces of the bulldozing plates, guide units are arranged between the two side baffles, rotating shafts are penetrated through the two rectangular plates in a rotating mode, a discharging barrel which is hollow in the inside is arranged in a rotating mode before the two rotating shafts in a rotating mode, a plurality of hole groups which are distributed from front to back in an equidistant mode are formed in the circumferential direction of the discharging barrel, and each hole group comprises a plurality of discharging holes which are evenly distributed in the circumferential direction.

The soil crushing units are arranged between the two rectangular plates together and used for stirring and crushing soil, and the soil crushing units are located above the discharging barrel.

According to an advantageous embodiment, the guiding unit comprises a U-shaped strip, the two side baffles are fixedly provided with the U-shaped strip with an opening facing the bulldozer plate, the lower end face of the transverse section of the U-shaped strip is fixedly provided with a plurality of fixed blocks which are arranged from front to back at equal intervals, the fixed blocks are rotatably provided with a plurality of guiding shafts with axes parallel to the inclined plane of the bulldozer plate, and the guiding shafts are fixedly sleeved with spiral plates.

According to an advantageous embodiment, the right end face of the U-shaped strip is rotatably provided with transmission shafts in one-to-one correspondence with the guide shafts, the transmission shafts and the corresponding guide shafts are connected and transmitted through transmission belts, and all the transmission shafts are connected and transmitted through transmission belts II.

According to an advantageous embodiment, the soil breaking unit comprises a rotating shaft, two rotating shafts distributed left and right are fixedly arranged between the rectangular plates, the left rotating shaft is located right above the discharging barrel, the rotating barrel is fixedly sleeved on the rotating shaft, a plurality of soil breaking assemblies which are distributed from front to back at equal intervals are fixedly sleeved on the circumferential surface of the rotating barrel, a driving group is arranged on the front rectangular plate, a first baffle is fixedly arranged on the upper end face of the rectangular plate, and a second baffle which is arc-shaped is fixedly arranged between the two first baffles.

According to an advantageous embodiment, the soil breaking assembly comprises a fixing ring, the fixing ring is fixedly sleeved on the rotary drum, the V-shaped soil breaking plates are fixedly arranged on the circumferential surface of the fixing ring through a circular column, and the soil breaking plates on the same rotary drum are spirally distributed.

According to an advantageous embodiment, the driving set comprises a driving shaft, the front end face of the rectangular plate on the front side is rotatably provided with the driving shaft between the two rotating shafts, driving gears are fixedly sleeved on the driving shaft and the rotating shaft on the left side, the two driving gears are meshed with each other, the driving shaft and the rotating shaft on the right side are in transmission through three connection of a transmission belt, and the driving shaft and the rotating shaft are in transmission through four connection of the transmission belt.

According to an advantageous embodiment, the round plate is rotationally connected between the rear end of the discharging cylinder and the corresponding rotating shaft, the rear end face of the discharging cylinder is provided with a feeding hole which is communicated with the inner cavity of the discharging cylinder and penetrates through the round plate, a feeding cylinder which is positioned right above the rear rotating shaft is fixedly arranged on the rear rectangular plate, the left end opening of the feeding cylinder is communicated with the inside of the round plate, the right end face of the bulldozer plate is fixedly provided with a triangular plate, the inclined face of the triangular plate faces the left rotating cylinder, and the inclined face of the triangular plate is inclined downwards from left to right.

According to an advantageous embodiment, the right end faces of the two rectangular plates are provided with a watering group together, the watering group comprises a mounting plate, the right end faces of the two rectangular plates are fixedly provided with the mounting plate, two pressing shafts which are symmetrical front and back and the axes of which extend from top to bottom are movably penetrated through the mounting plate, the lower end faces of the two pressing shafts are fixedly provided with a pressing plate together, the pressing plate consists of a left section part and a horizontal right section part which incline downwards from left to right, and a plurality of watering spray heads which are distributed from front to back at equal intervals are fixedly arranged on the upper half part of the inclined section of the pressing plate.

According to an advantageous embodiment, a spring sleeved on the pressing shaft is fixedly arranged between the mounting plate and the pressing plate, a rectangular strip is fixedly arranged on the upper end face of the pressing shaft, plate groups corresponding to the rectangular strips one to one are fixedly arranged on the circumferential face of the rotary cylinder on the right side, and each plate group comprises a plurality of matched plates which are uniformly distributed in the circumferential direction.

In summary, the present invention includes at least one of the following beneficial effects: 1. according to the invention, the guiding unit is used for guiding the soil to be fertilized and repaired to drop into the soil crushing unit, the soil is crushed and dispersed in the soil crushing unit, the problem that the mixing effect of the follow-up soil and the fertilizer is affected by the agglomeration of the soil is avoided, the crushed soil is sprayed on the crushed soil and the exposed deep soil surface in a centrifugal rotation spraying mode, the finally crushed soil and fertilizer mixture is covered on the exposed deep soil surface again, so that the fertilizer is sprayed on the shallow soil layer and the deep soil position, the wide and uniform distribution of the fertilizer is ensured, the mixing effect and the mixing uniformity of the waste and the soil are improved, the sprinkling operation is synchronously implemented in the mixing process of the crushed soil and the fertilizer, the fertilizer is ensured to remain in the soil by the repairing mechanism, the problem of fertilizer loss is avoided, the fertilized soil is watered in time, and the absorption effect of the soil on the fertilizer is improved.

2. The guide shaft drives the spiral plate to move upwards from left to right along the inclined plane of the bulldozer plate in the process of driving the spiral plate to rotate, so that the problem that soil is accumulated on the bulldozer plate and is difficult to move along the inclined plane of the bulldozer plate is avoided, the follow-up soil crushing operation and the soil and fertilizer mixing operation are ensured to be smoothly carried out, meanwhile, sufficient soil is ensured to be subjected to fertilizer application operation, and the problem that fertilizer remains on the soil surface and cannot be absorbed by deep soil due to the fact that only part of soil is subjected to fertilizer application is avoided.

3. According to the invention, the soil is smashed by the soil smashing plates in the rotating process of the rotating drums, so that the soil and the fertilizer are mixed, the soil and the fertilizer are mixed fully, the contact area between the soil smashing plates 241 and the soil is increased by utilizing the V-shaped soil smashing plates 241, the overall soil smashing efficiency is improved, the soil is guided to move into the area between the two rotating drums by the rotation of the left rotating drum, the soil is smashed fully, the fertilizer can be mixed fully with the smashed soil in the subsequent fertilization process, the using efficiency of the fertilizer is improved, and all the soil smashing plates on the same rotating drum are distributed in a spiral manner, so that the stay time of the soil in the area between the two rotating drums is prolonged in the process of smashing by driving the soil smashing plates on the same rotating drum, and the soil is smashed fully.

4. According to the invention, two effects of mixing broken soil with fertilizer and throwing fertilizer on the exposed surface of deep soil are realized by the centrifugal rotation of the rotary cylinder, so that the absorption effect of absorbing fertilizer by the deep soil is improved, and the restoration effect of soil is ensured.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.

Fig. 1 shows a front view of a sand vegetation restoration microorganism repair device provided according to an embodiment of the invention.

Fig. 2 shows a schematic perspective view of a rectangular plate, a guide unit and a soil crushing unit according to an embodiment of the present invention.

Fig. 3 shows a schematic perspective view of a soil breaking assembly, a U-shaped bar and a lower platen according to an embodiment of the present invention.

Fig. 4 shows a schematic perspective view of a rectangular plate, a lower pressing plate and a triangular plate according to an embodiment of the present invention.

Fig. 5 shows a schematic perspective view of a rotary drum, a discharge drum and a lower platen according to an embodiment of the present invention.

Fig. 6 shows a partial cross-sectional side view between a rotary drum, a discharge drum and a feed drum provided in accordance with an embodiment of the present invention.

Fig. 7 shows an enlarged view at a in fig. 6 provided in accordance with an embodiment of the present invention.

Wherein the above figures include the following reference numerals: 1. a connecting plate; 2. a repair mechanism; 20. a rectangular plate; 200. a bulldozer plate; 201. side baffles; 21. a guide unit; 210. a U-shaped strip; 211. a fixed block; 212. a guide shaft; 213. a spiral plate; 214. a transmission shaft; 215. a first transmission belt; 216. a second transmission belt; 22. a rotating shaft; 220. a discharging cylinder; 221. a discharge hole; 23. a soil crushing unit; 230. a rotation shaft; 231. a rotary drum; 232. a first baffle; 233. a second baffle; 24. a soil crushing assembly; 240. a fixing ring; 241. a soil crushing plate; 25. a drive group; 250. a drive shaft; 251. a drive gear; 252. a third transmission belt; 253. a transmission belt IV; 26. a feed hole; 260. a charging barrel; 261. a triangle; 27. watering groups; 270. a mounting plate; 271. pressing down the shaft; 272. a lower pressing plate; 273. watering spray heads; 274. a spring; 275. a rectangular bar; 276. matching plates; 3. and a driving unit.

Detailed Description

In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the invention, whereby the invention is not limited to the specific embodiments disclosed below.

As shown in fig. 1 and 2, a sand vegetation restoration microorganism repair device includes: the connecting plates 1, the connecting plates 1 are two in number and are arranged symmetrically front and back, the repairing mechanisms 2 for repairing microorganisms are arranged on the left sides of the two connecting plates 1 together, the driving units 3 are arranged on the right sides of the two connecting plates 1 together, and the driving units 3 are existing mobile equipment comprising moving wheels.

As shown in fig. 2, fig. 3, fig. 4 and fig. 5, the repairing mechanism 2 comprises rectangular plates 20, the left end faces of the connecting plates 1 are fixedly provided with rectangular plates 20, the left end faces of the two rectangular plates 20 are jointly fixedly provided with bulldozing plates 200 which are right-angled triangles, the inclined faces of the bulldozing plates 200 face to the left, two side baffles 201 which are symmetrical front and back are fixedly arranged on the inclined faces of the bulldozing plates 200, a guiding unit 21 is arranged between the two side baffles 201, two rectangular plates 20 are respectively provided with a rotating shaft 22 in a rotating mode, a discharging cylinder 220 which is hollow inside is arranged in a rotating mode is jointly rotated before the two rotating shafts 22, a plurality of hole groups which are distributed from front to back at equal intervals are formed in the circumferential face of the discharging cylinder 220, and each hole group comprises a plurality of discharging holes 221 which are uniformly distributed in the circumferential mode.

As shown in fig. 2 and 4, the soil breaking unit 23 is commonly disposed between the two rectangular plates 20, the soil breaking unit 23 is used for stirring and breaking the soil, and the soil breaking unit 23 is located above the discharging cylinder 220.

During concrete operation, the driving unit 3 works to drive the two connecting plates 1 and the repairing mechanism 2 to move from right to left, in the moving process, the soil in the path is shoveled by the soil plate 200 in the repairing mechanism 2 and is guided to move from left to right along the inclined plane of the soil plate 200 by the working of the guiding unit 21, the soil moves to the high point of the soil plate 200 and then falls from top to bottom, in the falling process, the soil crushing unit 23 works to crush the fallen soil, meanwhile, the fertilizer in the soil is rotationally sprayed into the crushed soil in a manner of rotating the discharging cylinder 220 and part of the fertilizer is sprayed onto the surface of the deep soil layer after shoveling, and along with the continuous movement of the driving unit 3, the soil falls to the original position, and the repairing mechanism 2 works to water and compact the soil after fertilization.

As shown in fig. 2 and 3, the guiding unit 21 includes a U-shaped bar 210, two side guards 201 are fixedly provided with the U-shaped bar 210 with an opening facing the bulldozer 200, the lower end surface of the transverse section of the U-shaped bar 210 is fixedly provided with a plurality of fixing blocks 211 which are equidistantly arranged from front to back, the fixing blocks 211 are rotatably provided with a plurality of guiding shafts 212 with axes parallel to the inclined plane of the bulldozer 200, and the guiding shafts 212 are fixedly sleeved with spiral plates 213.

As shown in fig. 3, the right end surface of the U-shaped bar 210 is rotatably provided with transmission shafts 214 corresponding to the guide shafts 212 one by one, the transmission shafts 214 and the corresponding guide shafts 212 are connected and driven by a first transmission belt 215, all the transmission shafts 214 are connected and driven by a second transmission belt 216, and the first external motor is connected and driven with the transmission shaft 214 on the front side.

As shown in fig. 2, fig. 3, fig. 4 and fig. 5, the soil breaking unit 23 includes a rotation shaft 230, two rotation shafts 230 distributed from left to right are fixedly arranged between the rectangular plates 20, the left rotation shaft 230 is located right above the discharge cylinder 220, a rotation cylinder 231 is fixedly sleeved on the rotation shaft 230, a plurality of soil breaking assemblies 24 which are equidistantly arranged from front to back are fixedly sleeved on the circumferential surface of the rotation cylinder 231, a driving group 25 is arranged on the front rectangular plate 20, a first baffle 232 is fixedly arranged on the upper end surface of the rectangular plate 20, and an arc-shaped second baffle 233 is fixedly arranged between the two first baffles 232.

As shown in fig. 5, the soil breaking assembly 24 includes a fixing ring 240, the rotary drum 231 is fixedly sleeved with the fixing ring 240, V-shaped soil breaking plates 241 are fixedly disposed on the circumferential surface of the fixing ring 240 through a circular column, and the soil breaking plates 241 on the same rotary drum 231 are spirally distributed.

As shown in fig. 2, 4 and 5, the driving set 25 includes a driving shaft 250, a driving shaft 250 located between two rotating shafts 230 is rotatably disposed on the front end surface of the rectangular plate 20 on the front side, driving gears 251 are fixedly sleeved on the driving shaft 250 and the left rotating shaft 230, the two driving gears 251 are meshed with each other, the driving shaft 250 and the right rotating shaft 230 are connected and transmitted through a third transmission belt 252, and the driving shaft 250 and the rotating shaft 22 are connected and transmitted through a fourth transmission belt 253.

As shown in fig. 5, 6 and 7, a circular plate is rotatably connected between the rear end of the discharging cylinder 220 and the corresponding rotating shaft 22, a feeding hole 26 which is communicated with the inner cavity of the discharging cylinder 220 and penetrates through the circular plate is formed in the rear end surface of the discharging cylinder 220, a charging cylinder 260 which is positioned right above the rear rotating shaft 22 is fixedly arranged on the rear rectangular plate 20, the left end opening of the charging cylinder 260 is communicated with the inside of the circular plate, the charging cylinder 260 is connected with a containing tank (not shown in the drawings) for storing fertilizer outside, a triangle 261 is fixedly arranged on the right end surface of the bulldozer 200, the inclined surface of the triangle 261 faces the rotary cylinder 231 on the left side, and the inclined surface is inclined downwards from left to right.

As shown in fig. 2, fig. 3, fig. 4 and fig. 5, the right end faces of the two rectangular plates 20 are jointly provided with a watering group 27, the watering group 27 comprises a mounting plate 270, the right end faces of the two rectangular plates 20 are fixedly provided with the mounting plate 270, two pressing shafts 271 which are symmetrical front and back and extend from top to bottom are movably penetrated through the mounting plate 270, the lower end faces of the two pressing shafts 271 are jointly fixedly provided with a pressing plate 272, the pressing plate 272 consists of a left section part and a horizontal right section part which incline downwards from left to right, the upper half part of the inclined section of the pressing plate 272 is fixedly provided with a plurality of watering spray heads 273 which are distributed from front to back at equal intervals, and all the watering spray heads 273 are connected with the same external water pump through pipelines.

As shown in fig. 4 and fig. 5, a spring 274 sleeved on the pressing shaft 271 is fixedly disposed between the mounting plate 270 and the pressing plate 272, a rectangular bar 275 is fixedly disposed on an upper end surface of the pressing shaft 271, and plate groups corresponding to the rectangular bar 275 one to one are fixedly disposed on a circumferential surface of the rotary drum 231 on the right side, and each plate group includes a plurality of matching plates 276 uniformly distributed in circumferential direction.

During specific work, firstly, a worker places fertilizer in the accommodating tank, the fertilizer in the accommodating tank enters the discharging cylinder 220 through the charging cylinder 260, and then the microbial remediation operation is carried out, and the method specifically comprises the following steps of: a1, the drive unit 3 works, the connecting plate 1 and the repairing mechanism 2 are enabled to move from right to left through the rotation of the moving wheels, in the moving process, the soil needing to be subjected to microorganism repairing is shoveled by the bulldozer plate 200, the soil is enabled to move from left to right along the inclined plane of the bulldozer plate 200 along with the continuous movement of the drive unit 3, and continuously falls to the upper side of the left rotary drum 231 from the highest point of the bulldozer plate 200, in the process, the external motor works to drive the front-side transmission shaft 214 to synchronously rotate, the transmission shaft 214 drives the residual transmission shaft 214 to synchronously rotate through the transmission belt II 216, the transmission shaft 214 drives the corresponding guide shaft 212 to synchronously rotate through the transmission belt I215, the guide shaft 212 drives the spiral plate 213 on the transmission shaft 213 to synchronously rotate, the spiral plate 213 is guided to move upwards along the inclined plane of the bulldozer plate 200 along the left to the right, the problem that the soil is difficult to move along the inclined plane of the bulldozer plate 200 is avoided, the smooth development of the follow-up soil crushing operation and the mixed operation is ensured, meanwhile, the sufficient soil is also ensured to fertilized, the soil is driven to synchronously, the soil is driven to drive the transmission shaft II, and the corresponding soil is driven to drive the corresponding guide shaft 212, and the soil is driven by the corresponding guide shaft to drive the spiral shaft 212 to rotate.

A2, when soil freely drops from the upper part of the left rotary drum 231, the external motor II works to drive the driving shaft 250 to rotate, the driving shaft 250 drives the transmission gears on the driving shaft 250 to synchronously rotate, the other transmission gear drives the left rotary shaft 230 to synchronously rotate through the meshing of the two transmission gears, the driving shaft 250 drives the right rotary shaft 230 to synchronously rotate through the third transmission belt 252, the rotary shaft 230 drives the rotary drum 231 on the driving shaft 250 and the soil crushing assembly 24 to synchronously rotate, the left rotary drum 231 rotates clockwise, the right rotary drum 231 rotates anticlockwise (see fig. 4), and in the process of rotating the rotary drum 231, the soil crushing plate 241 crushes the dropped soil, so that the soil and the fertilizer are fully mixed; utilize the hack board 241 of V-arrangement that sets up to increase the area of contact between hack board 241 and the soil, improve holistic hack efficiency, and the V-arrangement opening of all hack boards 241 of same solid fixed ring 240 all arranges clockwise, so the in-process that the hack board 241 on the rotatory rotary drum 231 of left side was whole to be rotated, can guide soil to remove to the region between two rotary drums 231, be convenient for fully smash the soil, guaranteed in the follow-up fertilization process fertilizer can with the soil intensive mixing after smashing, improve the efficiency of use of fertilizer, all hack boards 241 on the same rotary drum 231 are the spiral distribution simultaneously, with this in-process that the hack board 241 on the rotatory rotary drum 231 of left side drove it is smashed, the time that the soil stayed in the region between two rotary drums 231 is prolonged, be convenient for fully smash.

In the above-mentioned hacking process, the cooperation of baffle 232 and No. two baffles 233 that set up has the blocking effect to the soil that the in-process of hacking splashes, avoids appearing that soil flies out to the outside in the region and leads to partial soil not mixing with fertilizer, and influences soil overall repair's effect and degree of consistency.

A3, in the process of crushing the soil by mutually matching the soil crushing plates 241 on the two rotating drums 231, the crushed soil freely falls from top to bottom through the area between the two rotating drums 231, the driving shaft 250 drives the rotating shaft 22 to synchronously rotate through the driving belt four 253 in the process, the rotating shaft 22 drives the discharging drum 220 to synchronously rotate, the fertilizer in the discharging drum 220 is scattered out through the discharging holes 221 in the rotating process of the discharging drum 220, the fertilizer is scattered on the soil surface after soil pushing (namely the exposed deep soil surface) and the crushed soil, the fertilizer is enabled to have initial speed and widely dispersed in the scattering process by centrifugal rotation in a material scattering mode, so that the fertilizer is convenient for being directly and fully contacted with the soil, the problem that part of the soil cannot absorb nutrients due to the accumulation of the fertilizer is avoided, the fertilizer is contained in the soil after the crushing, the fertilizer is also scattered on the deep soil surface, the fertilizer is covered by the fertilizer with the continuous movement of the driving unit 3, and the deep soil containing the fertilizer is used for covering and fertilizing the deep soil surface, so that the deep soil is finished.

In the deep fertilization operation, the triangle 261 guides the partially crushed soil so that the partially crushed soil freely falls along the inclined surface of the triangle 261 to be mixed with the fertilizer, and the partially crushed soil is prevented from falling between the discharge cylinder 220 and the bulldozer blade 200.

Secondly, in the process of rotating the discharging cylinder 220 to scatter materials, the feeding hole 26 is always communicated with the feeding cylinder 260, so that the supplementary feeding of the fertilizer can be performed in real time in the process of fertilizing operation, and the operation efficiency is improved.

A4, when the step A3 is carried out, the external water pump works to enable all watering spray heads 273 to water the soil after fertilization and mixing, then along with the continuous movement of the driving unit 3, the rectangular plate 20 drives the lower pressing plate 272 to move left synchronously through the mounting plate 270, the right rotary drum 231 drives all the matching plates 276 on the rectangular plate to rotate anticlockwise synchronously (refer to fig. 4), the single matching plates 276 are matched with the rectangular strips 275 on the same side in the rotating process, the rectangular strips 275 are enabled to ascend, the springs 274 are compressed, when the matching plates 276 and the rectangular strips 275 stop matching, the lower pressing plate 272 moves downwards to compact the soil through elasticity generated by the compression of the springs 274, so that the lower pressing plate 272 moves back and forth through the successive matching between the plurality of matching plates 276 and the rectangular plates 20 on the same side, the compaction operation of the soil is completed, and the phenomenon that the fertilizer cannot be melted to the deep soil due to the fact that the soil is too loose is avoided.

Secondly, the inclined section of the lower pressing plate 272 makes the driving unit 3 drive the lower pressing plate 272 to move left and left gradually, and secondly, the inclined section of the lower pressing plate 272 can prevent the fertilizer sprayed by the discharging barrel 220 in a rotating way and the soil splashed in the smashing process, so that the problem of resource waste caused by the flying of the fertilizer is avoided.

The invention also provides a microbial restoration method for sand vegetation recovery, which comprises the following steps: s1, shoveling and guiding: firstly, a worker places fertilizer in a containing tank, the fertilizer in the containing tank enters the discharging cylinder 220 through the charging cylinder 260, then the driving unit 3 works to enable the repairing mechanism 2 to move from right to left, in the moving process, the guide shaft 212 drives the spiral plate 213 on the guide shaft to synchronously rotate, in the rotating process of the spiral plate 213, the soil is guided to move from left to right upwards along the inclined plane of the bulldozer plate 200, and the soil continuously falls to the upper side of the left rotating cylinder 231 from the highest point of the bulldozer plate 200.

S2, smashing soil: in the process of moving out from the bulldozer blade 200 and falling between the two rectangular plates 20 in step S1, the driving unit 25 is operated such that the rotation shaft 230 drives the rotation drum 231 and the soil breaking unit 24 thereon to rotate synchronously, and the rotation drum 231 on the left side rotates clockwise and the rotation drum 231 on the right side rotates counterclockwise (see fig. 4), and the soil breaking plate 241 breaks the falling soil in the process of rotating the rotation drum 231.

S3, fertilizing and mixing: in step S2, the crushed soil falls freely and the driving set 25 drives the discharging cylinder 220 to rotate synchronously, and fertilizer in the discharging cylinder 220 is scattered out through the discharging holes 221 in the process of rotating the discharging cylinder 220, and the fertilizer is scattered on the soil surface after soil shifting (namely, the exposed deep soil surface) and the crushed soil.

S4, watering and compacting: the external water pump works to enable all watering spray heads 273 to water the soil in the step S3, and then the rectangular plate 20 drives the lower pressing plate 272 to move left synchronously through the mounting plate 270 along with the continuous movement of the driving unit 3, so that the lower pressing plate 272 moves up and down in a reciprocating manner through the successive coordination between the plurality of matched plates 276 and the rectangular plates 20 on the same side, and the compaction operation of the soil is completed.

In the description of the present invention, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present invention and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present invention; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

Furthermore, the terms "first," "second," "first," and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "first", "second", "first", "second" may include at least one such feature, either explicitly or implicitly. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," "mounted," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

The embodiments of the present invention are all preferred embodiments of the present invention, and are not limited in scope by the present invention, so that all equivalent changes according to the structure, shape and principle of the present invention are covered in the scope of the present invention.

Claims

1. A sand vegetation recovery microbial remediation device, comprising:

The microbial repairing device comprises connecting plates (1), wherein the number of the connecting plates (1) is two, the connecting plates are symmetrically arranged front and back, repairing mechanisms (2) for microbial repairing are commonly arranged on the left sides of the two connecting plates (1), and driving units (3) are commonly arranged on the right sides of the two connecting plates (1);

The repairing mechanism (2) comprises rectangular plates (20), the rectangular plates (20) are fixedly arranged on the left end faces of the connecting plates (1), bulldozing plates (200) which are right-angled triangles are fixedly arranged on the left end faces of the two rectangular plates (20) together, the inclined faces of the bulldozing plates (200) face to the left side, two front-back symmetrical side baffles (201) are fixedly arranged on the inclined faces of the bulldozing plates (200), guide units (21) are arranged between the two side baffles (201), rotating shafts (22) are penetrated through the two rectangular plates (20) in a rotating mode, a discharging cylinder (220) which is hollow in the inside is jointly rotated before the two rotating shafts (22), a plurality of hole groups which are distributed in the front-back equidistant mode are formed in the circumferential face of the discharging cylinder (220), and each hole group comprises a plurality of discharging holes (221) which are uniformly distributed in the circumferential direction;

The soil crushing units (23) are arranged between the two rectangular plates (20) together, the soil crushing units (23) are used for stirring and crushing the soil, and the soil crushing units (23) are positioned above the discharging cylinder (220);

The right end faces of the two rectangular plates (20) are jointly provided with a watering group (27), the watering group (27) comprises a mounting plate (270), the right end faces of the two rectangular plates (20) are fixedly provided with the mounting plate (270), two lower pressing shafts (271) which are symmetrical front and back and extend from top to bottom are movably penetrated through the mounting plate (270), lower end faces of the two lower pressing shafts (271) are jointly fixedly provided with a lower pressing plate (272), the lower pressing plate (272) consists of a left section part which inclines downwards from left to right and a horizontal right section part, and a plurality of watering spray heads (273) which are distributed from front to back at equal intervals are fixedly arranged on the upper half part of the inclined section of the lower pressing plate (272);

A spring (274) sleeved on the pressing shaft (271) is fixedly arranged between the mounting plate (270) and the pressing plate (272), rectangular strips (275) are fixedly arranged on the upper end face of the pressing shaft (271), plate groups corresponding to the rectangular strips (275) one by one are fixedly arranged on the circumferential surface of the rotary cylinder (231) on the right side, and each plate group comprises a plurality of matching plates (276) which are uniformly distributed in the circumferential direction.

2. The sand vegetation restoration microbial remediation device of claim 1, wherein: the guide unit (21) comprises U-shaped strips (210), the U-shaped strips (210) with openings facing the bulldozer plate (200) are fixedly arranged on the two side baffles (201) together, a plurality of fixed blocks (211) which are arranged from front to back at equal intervals are fixedly arranged on the lower end face of the transverse section of the U-shaped strips (210), a plurality of guide shafts (212) with axes parallel to the inclined plane of the bulldozer plate (200) are rotatably arranged on the fixed blocks (211), and spiral plates (213) are fixedly sleeved on the guide shafts (212).

3. The sand vegetation restoration microbial remediation device of claim 2, wherein: the right end face of the U-shaped strip (210) is rotatably provided with transmission shafts (214) which are in one-to-one correspondence with the guide shafts (212), the transmission shafts (214) are connected with the corresponding guide shafts (212) through transmission belts I (215), and all the transmission shafts (214) are connected with each other through transmission belts II (216).

4. The sand vegetation restoration microbial remediation device of claim 1, wherein: the soil crushing unit (23) comprises a rotating shaft (230), two rotating shafts (230) distributed left and right are fixedly arranged between the rectangular plates (20), the left rotating shaft (230) is located right above the discharging cylinder (220), a rotating cylinder (231) is fixedly sleeved on the rotating shaft (230), a plurality of soil crushing assemblies (24) which are distributed from front to back at equal intervals are fixedly sleeved on the circumferential surface of the rotating cylinder (231), a driving group (25) is arranged on the front rectangular plate (20), a first baffle (232) is fixedly arranged on the upper end face of the rectangular plate (20), and a second baffle (233) which is arc-shaped is fixedly arranged between the two first baffles (232).

5. The sand vegetation restoration microbial remediation device of claim 4, wherein: the soil breaking assembly (24) comprises a fixed ring (240), the fixed ring (240) is fixedly sleeved on the rotary cylinder (231), the V-shaped soil breaking plates (241) are fixedly arranged on the circumferential surface of the fixed ring (240) through circular columns, and the soil breaking plates (241) on the same rotary cylinder (231) are spirally distributed.

6. The sand vegetation restoration microbial remediation device of claim 1, wherein: the front end face of the rectangular plate (20) is provided with a driving group (25), the driving group (25) comprises a driving shaft (250), the front side of the rectangular plate (20) is rotationally provided with a driving shaft (250) located between two rotating shafts (230), driving gears (251) are fixedly sleeved on the driving shaft (250) and the left rotating shaft (230), the two driving gears (251) are meshed with each other, the driving shaft (250) and the right rotating shaft (230) are connected and transmitted through a transmission belt III (252), and the driving shaft (250) and the rotating shaft (22) are connected and transmitted through a transmission belt IV (253).

7. The sand vegetation restoration microbial remediation device of claim 4, wherein: the novel bulldozer is characterized in that a circular plate is rotationally connected between the rear end of the discharging cylinder (220) and the corresponding rotating shaft (22), a feeding hole (26) communicated with the inner cavity of the discharging cylinder and penetrating through the circular plate is formed in the rear end face of the discharging cylinder (220), a feeding cylinder (260) located right above the rear rotating shaft (22) is fixedly arranged on the rear rectangular plate (20), a left end opening of the feeding cylinder (260) is communicated with the inside of the circular plate, a triangular plate (261) is fixedly arranged on the right end face of the bulldozer plate (200), the inclined face of the triangular plate (261) faces the left rotating cylinder (231), and the inclined face of the triangular plate is inclined downwards from left to right.

8. A method of microbial restoration of sand vegetation, completed by cooperation of a microbial restoration apparatus for sand vegetation as claimed in any one of claims 1 to 7, comprising the steps of:

S1, shoveling and guiding: firstly, a worker places fertilizer in a containing tank, the fertilizer in the containing tank enters a discharging cylinder (220) through a charging cylinder (260), then a driving unit (3) works to enable a repairing mechanism (2) to move from right to left, and in the moving process, a soil shoveling plate (200) moves soil and enables the soil to move above two rectangular plates (20) and to continuously fall to the upper part of a left rotary cylinder (231) from the highest point of the soil shoveling plate (200);

s2, smashing soil: in the step S1, in the process of moving out of the bulldozer plate (200) and falling between the two rectangular plates (20), the driving group (25) works so that the two rotary drums (231) drive the smashing plates to smash soil;

S3, fertilizing and mixing: in the step S2, the smashed soil falls freely, meanwhile, the driving group (25) drives the discharging cylinder (220) to synchronously rotate, fertilizer in the discharging cylinder (220) is scattered out through the discharging holes (221) in the rotating process of the discharging cylinder, and the fertilizer is scattered on the soil surface after bulldozing (namely the exposed deep soil surface) and the smashed soil;

s4, watering and compacting: the soil in step S3 is watered while the portion of the soil is compacted by the lower platen (272).