Equipment is planted on line to nursery stock soil based on ecological transformation in gardens
Technical Field
The invention relates to the technical field of agricultural machinery manufacturing, in particular to a seedling soil on-line planting device based on garden ecological transformation.
Background
The importance of garden ecological reconstruction in urban greening is increasingly prominent, the seedling on-line planting equipment realizes the integration of ditching, seedling planting and earthing through mechanized operation, becomes the key equipment for improving the quality and the efficiency of garden ecological reconstruction, is particularly suitable for areas where the topography is complex and the labor is difficult to reach, can improve the planting efficiency, and obviously reduces the labor cost and the time cost.
The existing seedling on-line planting equipment based on garden ecological transformation is based on the basic principle that a transmission system carried by a driving vehicle is used for manually placing seedlings in a seedling groove of a transmission belt, the seedlings are sequentially transferred to a seedling clamping disc along with transmission of the transmission belt, the seedling clamping disc is used for transferring the seedlings which are transversely placed between the seedling clamping discs corresponding to the seedling groove along with transmission of the transmission, the seedlings are sequentially transferred to the seedling clamping disc along with rotation of the seedling clamping disc, root systems of the seedlings are inserted into the grooves which are well opened from the transverse direction, and planting work of the seedlings can be completed by pushing soil to cover the seedlings roots in the grooves along with rollers inclined at two sides of the seedling clamping disc.
In current nursery stock planting equipment, ditching board adopts fixed connection mode with the equipment frame, but in actual gardens nursery stock planting scene, the kind of nursery stock is abundant various, and the root system length difference of different nursery stocks is obvious, and plant size also varies, arbor class nursery stock root system is developed and profound, and the root system of herbaceous flowers is then short relatively, and large-scale ornamental nursery stock size is great, and small-size bush size is less, and these differences make different nursery stocks have different requirements to the slot degree of depth when planting, however, this kind of fixed ditching board of current equipment sets up, can't adjust the ditching degree of depth in a flexible way, is difficult to satisfy the planting demand of all kinds of nursery stocks, and this has influenced planting quality and survival rate of nursery stock to a certain extent.
Disclosure of Invention
The invention aims to overcome the defects of fixed arrangement of a ditching plate and poor depth adjustment in the existing technology of the seedling on-line planting device, and provides seedling on-line planting equipment based on garden ecological transformation.
In order to solve the technical problem, the technical scheme adopted by the invention is that the seedling on-line planting equipment based on garden ecological transformation comprises a frame, a seedling conveying component, a ditching plate and a soil covering wheel, wherein the seedling conveying component and the ditching plate are arranged on one side of the frame, the soil covering wheel is rotationally connected to the other side of the frame, a rotating rod is rotationally connected to the outer side of the frame, a movable wheel is arranged on the outer side of the rotating rod, one end of the frame is provided with a depth adjusting structure, the depth adjusting structure is used for adjusting the height of the ditching plate, the depth adjusting structure comprises a shell arranged on one side of the frame, a pressing and adjusting component and a pulling back component are arranged in the shell, the pressing and adjusting component is used for driving the ditching plate to move downwards, the pulling back component is used for driving the ditching plate to move upwards, the bottom end of the pressing and adjusting component is provided with an adjusting plate, the adjusting plate is connected with the ditching plate, the inner side of the frame is rotationally connected with a linkage structure, one side of the rotating plate is slidingly connected with a hollow plate, one side of the hollow plate is reciprocally moved, one side of the bottom plate is provided with a bottom plate, the bottom plate is connected with the adjusting plate, the bottom end of the linkage structure is provided with the adjusting plate, the bottom end of the adjusting plate is provided with the cylindrical shell, the cylindrical shell is connected with a nail head, and the cylindrical shell is connected with the first end of the cylindrical shell and the cylindrical shell, and the cylindrical shell is connected with the second cylindrical shell, and the cylindrical shell is connected with the cylindrical shell, and the cylindrical shell.
Further, one side of frame is provided with the extension board, one side of extension board is provided with cylinder one and cylinder two, cylinder one and cylinder two are connected with pressure adjustment subassembly and pullback subassembly respectively, pressure adjustment subassembly includes the briquetting of sliding connection on the casing top, the bottom of briquetting is provided with the clamp plate, the inside rotation of clamp plate is connected with the connecting rod, the outside of connecting rod is provided with the ratchet, the bottom of clamp plate is provided with the plectrum, the cambered surface of plectrum is the elastic material, the ratchet contacts with the cambered surface of plectrum, the bottom of clamp plate is provided with spring one, the one end that the clamp plate was kept away from to spring one is connected with the inner wall of casing.
Further, the components of the pull-back assembly are the same as those of the pressure regulating assembly, a rack is arranged on one side of the pressing plate, a vertical plate is arranged on one side of the pull-back assembly, the rack and the vertical plate are both connected with the regulating plate, a notch is formed in the bottom of the shell, and the rack is in sliding connection with the vertical plate and the notch.
Further, the inside rotation of casing is connected with the rotary rod, and the outside of rotary rod is provided with the runner, and the outside of rotary rod still is provided with gear one, and gear one is connected with the rack meshing, the inside bottom of casing is provided with the spring two, and the top of spring two is provided with driven post.
Further, one side reciprocating motion of ditching board has the structure of striking off, strikes off the soil that the structure was used for striking off ditching board surface adhesion, strikes off the structure including setting up the turning handle in rotary rod one side, and the one end of turning handle is provided with the connecting axle, and one side of connecting axle is provided with the driven handle, and one side rotation of driven handle is connected with the cylinder, and the cylindrical outside is provided with the movable plate, the outside of casing still is provided with a cover frame, movable plate and a cover frame sliding connection.
Further, the bottom of movable plate is provided with the diaphragm, and the both ends of diaphragm are provided with the scraper blade, and the scraper blade is V word form, and the scraper blade contacts with the surface of ditching board.
Further, one side of linkage board is provided with the curb plate, and one side of curb plate rotates and is connected with the driven lever, and the driven lever is connected with the carousel, is provided with the chain between driven lever and the bull stick, the surface of carousel is provided with the lug, lug and hollow plate sliding connection, one side of hollow plate is provided with the push pedal, one side of frame is provided with the cover piece, push pedal and cover piece sliding connection, and the cover piece is connected with the bottom plate.
Further, the inside of circle shell has seted up the channel, and the inside sliding connection of channel has the slider, and the slider is connected with the circle frame, and the top of circle frame is provided with the buffering telescopic link, and the buffering telescopic link is connected with the inside top of circle shell.
Further, the top of circle frame rotates and is connected with the pressure dynamic component, and the pressure dynamic component is including rotating the spliced pole that rotates on the circle frame top, and the top of spliced pole is provided with the fried dough twist pole, the top of circle frame still is provided with the spring III, and one side of spring III is provided with the fried dough twist sleeve, fried dough twist sleeve and fried dough twist pole threaded connection.
Further, the inside of circle frame is provided with the subassembly of scattering, and the subassembly of scattering is including setting up the ring gear in the inside of circle frame, the bottom of pivoted post is provided with the sun gear, and the meshing is connected with multiunit equidistant planetary gear that distributes between sun gear and the ring gear, and one side of multiunit planetary gear is provided with the quarter butt, and the quarter butt is connected with the pin fin, first pin fin is connected with the sun gear bottom.
Compared with the prior art, the seedling conveying device comprises a frame, a seedling conveying component and a ditching plate, wherein the seedling conveying component and the ditching plate are arranged on one side of the frame, the crushing efficiency of hard blocks is effectively improved through a composite crushing mechanism and a double buffering structure through a soil loosening structure, the growth environment of seedling roots is improved, meanwhile, the continuous operation stability of equipment under complex soil conditions is guaranteed, the overload damage rate is reduced, the depth adjusting function of the ditching plate is flexible, the ditching plate can be adjusted according to the seedling variety and root characteristics, compared with the traditional equipment, the seedling survival rate loss caused by improper burial depth is remarkably reduced, the manual debugging time is also reduced, the working efficiency is improved, and the advantages enable the equipment to have important application value and popularization significance in garden ecological transformation.
Drawings
The disclosure of the present invention is described with reference to the accompanying drawings. It is to be understood that the drawings are designed solely for the purposes of illustration and not as a definition of the limits of the invention. In the drawings, like reference numerals are used to refer to like parts. Wherein:
fig. 1 schematically shows an overall three-dimensional structure diagram of a garden ecological reconstruction-based seedling soil on-line planting device according to an embodiment of the present invention;
Fig. 2 schematically shows a three-dimensional structure schematic diagram of a frame, a moving wheel, a seedling clamping disc, a soil covering wheel, a depth adjusting structure and a soil loosening structure of a garden ecological reconstruction-based seedling on-line planting device according to one embodiment of the invention;
Fig. 3 schematically shows a three-dimensional structure schematic diagram of a depth adjusting structure, a scraping structure, a linkage structure and a soil loosening structure of a seedling on-line planting device based on garden ecological reconstruction according to an embodiment of the present invention;
FIG. 4 schematically shows a three-dimensional cross-sectional structural diagram of a depth adjusting structure of a garden ecological reconstruction-based seedling on-line planting device according to an embodiment of the present invention;
Fig. 5 schematically shows a three-dimensional structure schematic diagram of a scraping knot of a plant soil on-line planting device based on garden ecological improvement according to an embodiment of the present invention;
Fig. 6 schematically shows a three-dimensional structure schematic diagram of a linkage structure of a seedling soil on-line planting device based on garden ecological improvement according to an embodiment of the present invention;
Fig. 7 schematically shows a three-dimensional cross-sectional structure schematic diagram of a soil loosening structure of a plant soil on-line planting device based on garden ecological improvement according to an embodiment of the present invention;
Fig. 8 schematically shows a three-dimensional structure schematic diagram of a breaking assembly, a pressing assembly and a buffering telescopic rod of a garden ecological reconstruction-based seedling on-line planting device according to an embodiment of the invention.
The reference number in the figure is 1, the frame; 2, a seedling conveying assembly; 3, seedling clamping trays; 4, ditching plate, 5, soil covering wheel, 6, depth adjusting structure, 61, extension plate, 62, first cylinder, 63, second cylinder, 64, pressing and adjusting component, 641, pressing block, 642, pressing plate, 643, connecting rod, 644, ratchet, 645, pulling sheet, 646, first spring, 65, pulling back component, 66, shell, 67, rack, 68, first gear, 69, rotating rod, 610, rotating wheel, 611, notch, 612, vertical plate, 613, driven post, 614, second spring, 615, adjusting plate, 7, scraping structure, 71, rotating handle, 72, connecting shaft, 73, driven handle, 74, moving plate, 75, sleeve frame, 76, cross plate, 77, scraping plate, 78, cylinder, 8, linkage structure, 81, chain, 82, driven rod, 83, turntable, 84, bump, 85, hollow plate, 86, pushing plate, 87, sleeve block, 88, bottom plate, 89, linkage plate, 9, loose soil structure, 91, circular shell, 92, channel, 93, slider, 94, frame, 95, 96, telescopic rod, 974, telescopic rod, 972, 963, telescopic rod, 974, flange, 967, 972, and three-tooth rod, 967, and three-roll assembly.
Detailed Description
It is to be understood that, according to the technical solution of the present invention, those skilled in the art may propose various alternative structural modes and implementation modes without changing the true spirit of the present invention. Accordingly, the following detailed description and drawings are merely illustrative of the invention and are not intended to be exhaustive or to limit the invention to the precise form disclosed.
An embodiment according to the invention is shown in connection with fig. 1-8. The seedling on-line planting equipment based on garden ecological transformation comprises a frame 1, a seedling conveying component 2 and a ditching plate 4 which are arranged on one side of the frame 1, and a seedling clamping disc 3 and a soil covering wheel 5 which are rotationally connected on the other side of the frame 1, wherein a rotating rod 11 is rotationally connected on the outer side of the frame 1, a movable wheel 10 is arranged on the outer side of the rotating rod 11, a depth adjusting structure 6 is arranged at one end of the frame 1, the depth adjusting structure 6 is used for adjusting the height of the ditching plate 4, the depth adjusting structure 6 comprises a shell 66 arranged on one side of the frame 1, a pressing and adjusting component 64 and a pulling-back component 65 are arranged in the shell 66 in a reciprocating manner, the pressing and adjusting component 64 is used for driving the ditching plate 4 to move downwards, an adjusting plate 615 is arranged at the bottom ends of the pressing and adjusting component 64 and the pulling-back component 65, the adjusting plate 615 is connected with the ditching plate 4, the inner side of the frame 1 is rotationally connected with a linkage structure 8, the linkage structure 8 comprises a rotary table 83 rotationally connected to the inner side of the frame 1, one side of the rotary table 83 is slidingly connected with a hollow plate 85, one side of the hollow plate 85 reciprocates with a bottom plate 88, one side of the bottom plate 88 is provided with a linkage plate 89, the linkage plate 89 is connected with an adjusting plate 615, the bottom end of the linkage structure 8 is provided with a scarification structure 9, the linkage structure 8 and the scarification structure 9 are connected with the adjusting plate 615 through the linkage plate 89 to realize synchronous movement, the scarification structure 9 comprises a round shell 91 arranged at the bottom end of the linkage structure 8, a round frame 94 is slidingly connected in the round shell 91, a second nail head 99 and a first nail head 98 are arranged at the bottom end of the round frame 94, the first nail head 98 is longer than the second nail head 99, a pressing assembly 96 is arranged at the top end of the round frame 94, the pressing assembly 96 is pressed by the pressure of the top end of the round shell 91 to drive the round frame 94 to rotate, the first and second heads 98 and 99 reciprocate up and down while rotating to break up and crush hard lumps of soil.
An extension plate 61 is arranged on one side of the frame 1, a first cylinder 62 and a second cylinder 63 are arranged on one side of the extension plate 61, the first cylinder 62 and the second cylinder 63 are respectively connected with a pressure regulating assembly 64 and a pull-back assembly 65, the pressure regulating assembly 64 comprises a pressing block 641 which is connected with the top end of a shell 66 in a sliding way, a pressing plate 642 is arranged at the bottom end of the pressing block 641, a connecting rod 643 is connected in a rotating way inside the pressing plate 642, a ratchet 644 is arranged on the outer side of the connecting rod 643, a plectrum 645 is arranged at the bottom end of the pressing plate 642, the cambered surface of the plectrum 645 is made of elastic materials, the ratchet 644 contacts with the cambered surface of the plectrum 645, a first spring 646 is arranged at the bottom end of the pressing plate 642, one end of the first spring 646 away from the pressing plate 642 is connected with the inner wall of the shell 66, the parts of the pull-back assembly 65 are the same as the parts of the pressure regulating assembly 64, a rack 67 is arranged on one side of the pressing plate 642, a vertical plate 612 is arranged on one side of the pull-back assembly 65, the rack 67 and the vertical plate 612 are connected with the regulating plate 615, a notch 611 is formed in the bottom of the shell 66, the rack 67 and the vertical plate 612 are slidably connected with the corresponding notch 611, a rotating rod 69 is rotatably connected to the inside of the shell 66, a rotating wheel 610 is arranged on the outer side of the rotating rod 69, a first gear 68 is further arranged on the outer side of the rotating rod 69, the first gear 68 is meshed with the rack 67, a second spring 614 is arranged at the bottom end of the inside of the shell 66, a driven post 613 is arranged at the top end of the second spring 614, and the depth of the ditching plate 4 is convenient to regulate.
One side reciprocating motion of ditching board 4 has strike off structure 7, strike off structure 7 is used for striking off the soil of ditching board 4 surface adhesion, strike off structure 7 is including setting up the rotating handle 71 in rotating rod 69 one side, the one end of rotating handle 71 is provided with connecting axle 72, one side of connecting axle 72 is provided with driven handle 73, one side rotation of driven handle 73 is connected with cylinder 78, the outside of cylinder 78 is provided with movable plate 74, the outside of casing 66 still is provided with cover frame 75, movable plate 74 and cover frame 75 sliding connection, the bottom of movable plate 74 is provided with diaphragm 76, the both ends of diaphragm 76 are provided with scraper blade 77, scraper blade 77 is the V word form, scraper blade 77 contacts with the surface of ditching board 4, make ditching board 4 surface soil residue reduce, avoid the ditching degree of depth error that soil pile up and lead to.
One side of linkage board 89 is provided with the curb plate, and one side of curb plate rotates to be connected with driven lever 82, and driven lever 82 is connected with carousel 83, is provided with chain 81 between driven lever 82 and the bull stick 11, and the surface of carousel 83 is provided with lug 84, lug 84 and hollow plate 85 sliding connection, and one side of hollow plate 85 is provided with push pedal 86, and one side of frame 1 is provided with cover piece 87, and push pedal 86 is connected with cover piece 87 sliding connection, and cover piece 87 is connected with bottom plate 88, convenient drive ditching board 4's reciprocating motion.
The inside of circle shell 91 has seted up the channel 92, the inside sliding connection of channel 92 has slider 93, slider 93 is connected with circle frame 94, the top of circle frame 94 is provided with buffering telescopic link 95, buffering telescopic link 95 is connected with the inside top of circle shell 91, the top rotation of circle frame 94 is connected with the pressing subassembly 96, pressing subassembly 96 is including rotating the spliced pole 964 at the circle frame 94 top, the top of spliced pole 964 is provided with the twist pole 962, the top of circle frame 94 still is provided with spring three 963, one side of spring three 963 is provided with the twist sleeve 961, twist sleeve 961 and twist pole 962 threaded connection, the inside of circle frame 94 is provided with the subassembly 97 of scattering, the bottom of spliced pole 964 is provided with sun gear 971 including setting up the ring gear 973 in the inside of circle frame 94, the meshing is connected with multiunit equidistant distributed planetary gear 972 between sun gear 971 and the ring gear 973, one side of multiunit planetary gear 972 is provided with the quarter link 974, quarter link 974 is connected with two 99, one side of twist sleeve 961 and two 99, the twist sleeve 961 is connected with the planetary gear 972, the sun gear 971 is connected with the broken soil block, the broken soil is equipped with the broken soil, the broken soil system is broken, the efficiency is improved to the broken soil system is broken, the soil is broken down, the soil is grown, the soil is broken down, and is broken down to the soil is convenient, and has the soil, and has improved.
Specifically, when the seedling planting device is used, an operator drives equipment to a garden ecological reconstruction area, then stacks seedlings to be planted into a storage Miao Kuang arranged at the top end of one side of a frame 1, then a planting person sits on a seat fixedly arranged at one side of the cab in sequence, then starts the equipment to move in the cab in a stable mode, drives a transmission belt to sequentially install a fixed seedling groove on the transmission belt through driving a seedling conveying component 2 to drive the transmission belt, the planters sequentially place the seedlings in the seedling groove, the seedlings are sequentially transferred to a seedling clamping disc 3 along with the transmission belt, the seedling clamping disc 3 clamps the seedling heads of the seedlings, the seedling clamping disc 3 converts the transverse seedlings into longitudinal seedlings, the root systems of the seedlings are in contact with soil in the opened groove, and the seedling planting work can be completed as soil is pushed to cover the seedlings in the groove by a soil covering wheel 5 inclined at two sides of the seedling clamping disc 3;
As a driver operates the movement of the frame 1, the rotating rod 11 rolls on the ground to drive the moving wheel 10 to rotate, the moving wheel 10 is rotationally connected with the frame 1, the moving wheel 10 drives the chain 81 to drive the driven rod 82 to rotate through the rotating rod 11, the driven rod 82 drives the lug 84 on the surface of the rotary disc 83 to rotate, the lug 84 is slidingly connected with the hollow plate 85, the rotary disc 83 rotates for one circle to drive the lug 84 to slide from one end of the hollow plate 85 to the other end, the hollow plate 85 drives the push plate 86 on one side to reciprocate, the push plate 86 is slidingly connected with the sleeve block 87, the sleeve block 87 is fixedly connected with the frame 1, the push plate 86 drives the bottom plate 88 on the bottom to reciprocate up and down, one side of the driven rod 82 is rotationally connected with the side plate 89, the side plate is vertically reciprocated along with the bottom plate 88 to drive the soil loosening structure 9 to reciprocate up and down, hard blocks in the soil at the front end of the ditching plate 4 are broken, the reciprocating movement of the soil loosening structure 9 drives the first nail head 98 to be inserted into soil firstly, the first nail head 98 is earlier than the second nail head 99 to be inserted into the soil, the second nail head 99 is firstly inserted into the center of the hard block, a plurality of groups of second nail heads 99 are also inserted into the soil and are arranged outside the hard block, the first nail head 98 and the plurality of groups of second nail heads 99 are separated along with the reciprocating movement of the linkage structure 8, meanwhile, the first nail head 98 and the second nail heads 99 are blocked by the hard block, the bottom plate 88 drives the round shell 91 to move downwards, so that the round frame 94 at the top ends of the first nail head 98 and the second nail heads 99 slide upwards in the round shell 91, the round frame 94 drives the sliding block 93 to slide upwards in the channel 92, two groups of buffer telescopic rods 95 symmetrically arranged at the top ends of the round frame 94 achieve the buffering effect, the round shell 91 is pressed by the inner top end of the round shell 91, the twist sleeve 961 is in threaded connection with the twist rod 962 to rotate, the twist rod 962 drives the rotary column 964 to rotate, the twist rod 962 drives the spring III 963 to compress and accumulate force, the rotating column 964 stretches into the round frame 94, the rotating column 964 drives the sun gear 971 to rotate, the sun gear 971 rotates to rotate with a plurality of groups of planetary gears 972 on the outer side, the planetary gears 972 are meshed with the gear rings 973, the gear rings 973 are fixedly connected with the inner wall of the round frame 94, the planetary gears 972 drive the stud II 99 to rotate around the stud III 98 through a short rod 974 on one side, so that the stud III 98 and the plurality of groups of stud II 99 repeatedly insert and decompose hard blocks up and down, the hard blocks are broken up and broken along with the rotation of the stud III 98 and the plurality of groups of stud II 99, the soil loosening structure 9 improves the breaking efficiency of the hard blocks such as clay caking, frozen soil blocks and the like through a reciprocating insertion and planetary rotation compound breaking mechanism, effectively improves the growth environment of seedling root systems, and double buffering structures of the telescopic rods 95 and the spring III 963, and ensures the continuous operation stability of equipment;
When the depth of the ditching plate 4 needs to be adjusted, the first cylinder 62 fixed by the extension plate 61 fixed on one side of the driving frame 1 is driven, the first cylinder 62 drives the pressing block 641 to be inserted into the shell 66, so that the pressing block 641 drives the pressing plate 642 to move downwards, the pressing plate 642 drives the ratchet 644 on the outer side of the connecting rod 643 which is rotationally connected to move downwards, the ratchet 644 dials the piece of the rotating wheel 610, the rotating wheel 610 extrudes and pushes the driven column 613, the driven column 613 extrudes the spring II 614 to store force, the ratchet 644 dials the cambered surface of the elastic material of the stirring piece 645, the rotating wheel 610 drives the rotating rod 69 to rotate, the rotating rod 69 drives the first gear 68 to rotate, the first gear 68 is meshed with the rack 67, the rack 67 is in sliding connection with the inner wall of the shell 66, and the rack 67 is simultaneously connected with the vertical plate 612 and the adjusting plate 615, the rack 67 and the vertical plate 612 slide in the notch 611 formed in the bottom of the shell 66, the rack 67 drives the regulating plate 615 at the bottom to move downwards to plant deep seedlings to form grooves, the pressing plate 642 presses the first spring 646 to store force, the regulating plate 615 drives the ditching plate 4 to move downwards and regulates the ditching depth of the ditching plate 4, as the components of the pressing regulating assembly 64 and the pulling-back assembly 65 are the same, the movement paths of the pressing regulating assembly 64 and the pulling-back assembly 65 are opposite, when shallow seedlings are required to be ditched, the pulling-back assembly 65 is driven to move upwards through the second air cylinder 63, so that the vertical plate 612 drives the ditching plate 4 to move upwards through the regulating plate 615, and therefore shallow grooves are formed, compared with the traditional fixed ditching depth equipment, survival rate loss caused by improper burial depth is reduced, and manual repeated debugging time is reduced;
Simultaneously, as the rotating rod 69 rotates to drive the rotating handle 71 on one side to rotate, the rotating rod 69 extends to the outer end of the shell 66, the rotating handle 71 drives the driven handle 73 on the outer side of the connecting shaft 72 to rotate around the rotating rod 69, the driven handle 73 drives the cylinder 78 on one end to move, the cylinder 78 drives the moving plate 74 on one side to reciprocate up and down, the moving plate 74 is in sliding connection with the sleeve frame 75, the sleeve frame 75 is connected with the shell 66, the moving plate 74 drives the transverse plate 76 to reciprocate, and the transverse plate 76 drives the V-shaped scraping plates 77 on two sides to scrape soil adhered to the surface of the trenching plate 4, so that the residual quantity of soil on the surface of the trenching plate 4 is reduced, the trenching depth error caused by soil accumulation is avoided, meanwhile, the abrasion of the soil to the trenching plate 4 is reduced, and the equipment maintenance frequency and cost are reduced.
The technical scope of the present invention is not limited to the above description, and those skilled in the art may make various changes and modifications to the above-described embodiments without departing from the technical spirit of the present invention, and these changes and modifications should be included in the scope of the present invention.