CN115399093A

CN115399093A - Repairing device for deteriorated grassland

Info

Publication number: CN115399093A
Application number: CN202210888701.8A
Authority: CN
Inventors: 虞应乾; 陈红燕
Original assignee: Bijie City Stone Desertification Control Management Center
Current assignee: Bijie City Stone Desertification Control Management Center
Priority date: 2022-07-27
Filing date: 2022-07-27
Publication date: 2022-11-29

Abstract

The invention discloses a repairing device for deteriorated grasslands, which structurally comprises a moving wheel, a main body, a push handle, a throwing box, a power assisting device, a support and a push claw.

Description

Repairing device for deteriorated grassland

Technical Field

The invention relates to the technical field of lawn repair, in particular to a repairing device for deteriorated grasslands.

Background

The deterioration and hardening of the grassland and the rapid deterioration of the ecological condition are the problems commonly existing in China, the deterioration of the grassland not only directly affects the healthy development of the animal husbandry, but also is very unfavorable for the sustainable development of national economy, more seriously aggravates the deterioration of the land ecology, the deterioration of the grassland is the deterioration of the grassland caused by artificial activities and unfavorable natural factors, the brittleness of the grassland ecology and grassland vegetation is caused by the specific natural factors in the arid and semiarid grasslands, the excessive grazing, the excessive reclamation, the excessive mining, the excessive harvest and the like are caused by the artificial activities, so that the loss of excellent pasture and the reduction of the economic productivity are realized, and when the deteriorated grassland is repaired, the improved places are needed:

under the normal condition when restoreing the degradation meadow, stockman's method such as the turning over that will come agricultural operation for many years, harrow, plough has all been used on the meadow, it moves with ploughing the axle cooperation drive rotary knife through the rotary knife, adopt the rotary knife to rotate to alternate inside soil, come to plough and break soil to the meadow, when ploughing and breaking the root to some meadows of stepping on or pressing more real, because the rotary knife overlength, the arc tangent plane of rotary knife can be because of being obstructed and swing towards the opposite direction after contacting with ground, the rotary knife can produce certain lifting effort and inwards withdraw under the effect of rotary knife and the junction of ploughing the axle, thereby lead to the rotary knife can't carry out the processing of digging to the meadow very effectually, and the junction of rotary knife and ploughing the axle also can consequently form the hard power damage, make the rotary knife be difficult for the activity adjustment above that carries out, thereby influence the use of rotary knife, be unfavorable for the restoration to soil.

Disclosure of Invention

Aiming at the defects in the prior art, the invention is realized by the following technical scheme: the repairing device for the deteriorated grassland structurally comprises moving wheels, a main body, a push handle, a throwing box, a power assisting device, a support and a pushing claw, wherein the moving wheels are installed on the main body, the push handle connected with the main body is arranged on one side of the main body, the throwing box and the power assisting device are arranged on the main body, the support is installed at the front end of the main body, and the pushing claw is connected to the support.

As the further optimization of the invention, the power assisting device comprises a rotating rod, a transmission shaft, a turning assembly and auxiliary crushing pieces, wherein the rotating rod is movably connected with the transmission shaft, the rotating rod is provided with a plurality of turning assemblies and auxiliary crushing pieces which are connected with the rotating rod, and the turning assemblies and the auxiliary crushing pieces are transversely arranged on the rotating rod at equal intervals.

As a further optimization of the invention, the overturning assembly comprises a swinging head, an installation sleeve, a plurality of telescopic pull rods, a plurality of plug-in assemblies and a stabilizing and rotating member, wherein the swinging head is movably clamped with the plug-in assemblies, the plug-in assemblies are arranged on a plurality of edges of the installation sleeve through the swinging head, the telescopic pull rods are connected to the left side and the right side of each plug-in assembly, the other ends of the telescopic pull rods are connected to the installation sleeve, the stabilizing and rotating member is arranged in the installation sleeve, and the stabilizing and rotating member is connected to the rotating rod.

The inserting assembly comprises a plurality of crushing teeth, rotary cutters, a plowing shaft, a supporting rod and a connecting block, the crushing teeth are arranged on three rotary cutters respectively, the three rotary cutters are connected through the plowing shaft, the plowing shaft is arranged on the supporting rod, the other end of the supporting rod is inserted into the connecting block, the connecting block is arranged on the mounting sleeve through a swinging head, and the left side and the right side of the connecting block are connected with telescopic pull rods.

As the further optimization of the invention, the ploughing shaft comprises a positioning wheel, a limiting block, an elastic pulling piece, a triangular pulling piece and a clamping joint, wherein the positioning wheel is arranged at the middle position of the lower end inside the triangular pulling piece, the limiting block connected with the triangular pulling piece is arranged on the triangular pulling piece, three elastic pulling pieces are connected to the limiting block, the other ends of the three elastic pulling pieces are connected to three corners of the triangular pulling piece, three clamping joints are arranged on the triangular pulling piece, the clamping joints are connected with a rotary cutter, and the triangular pulling piece is arranged on a supporting rod.

As a further optimization of the invention, the stability maintaining rotating piece comprises four movable openings, a sleeve opening, auxiliary gears, a guide disc and transmission gears, wherein the four movable openings are annularly arranged on the guide disc at equal intervals, the auxiliary gears are arranged in the four movable openings, the auxiliary gears are meshed with the transmission gears, the transmission gears are in fit connection with the sleeve opening, the guide disc is arranged in the installation sleeve, and the sleeve opening is in fit connection with the rotating rod.

As a further optimization of the invention, the auxiliary crushing piece comprises a plurality of plugs, crushing knives and butting sleeves, the plugs are fixedly connected to the edges of the butting sleeves, the crushing knives are inserted into the other ends of the plugs, and the butting sleeves are connected to the rotating rods through the stabilizing and rotating pieces.

As a further optimization of the invention, the ploughing shaft is in a triangular structure, and three corners of the ploughing shaft are connected with the rotary cutter.

As the further optimization of the invention, the breaking knife is inserted on the plug in an obtuse angle structure.

Advantageous effects

The invention relates to a repairing device for deteriorated grasslands, which has the following beneficial effects:

1. according to the lawn plowing machine, the rotary rods, the transmission shafts, the overturning assemblies and the auxiliary broken pieces are combined, the overturning assemblies and the auxiliary broken pieces are arranged on the rotary rods at equal intervals, when a lawn is plowed, the main body is pushed by the pushing handle and moves along with the main body under the action of the moving wheels, the pushing claws on the support can be directly contacted with the lawn, the lawn can be plowed in equal intervals, after the equal intervals are finished, the transmission shafts are controlled to rotate through the motor in the main body, the rotary rods rotate along with the rotary rods under the action of the transmission shafts, and the lawn can be plowed quickly and effectively through the mutual matching of the overturning assemblies and the auxiliary broken pieces.

2. According to the invention, through the combined arrangement of the swinging head, the mounting sleeve, the telescopic pull rod, the plug-in assembly and the stability maintaining and rotating piece, the mounting sleeve is mounted on the rotating rod through the stability maintaining and rotating piece, when the rotating rod rotates, the mounting sleeve can drive the plug-in assembly to rotate along with the rotating rod, the plug-in assembly can be directly contacted with the grassland, after the plug-in assembly is contacted with the grassland, the plug-in assembly can swing backwards along with the swinging head, the telescopic pull rods on the two sides of the plug-in assembly can extend outwards and retract inwards along with the change of the plug-in assembly, so that the plug-in assembly is effectively restrained, the plug-in assembly is prevented from moving outwards excessively after being stressed, and soil tillage is effectively carried out on the grassland.

3. The three-blade rotary tillage machine is provided with a positioning wheel, a limiting block, an elastic pulling piece, a triangular pulling piece and a clamping joint, wherein the triangular pulling piece is connected with three rotary knives through the clamping joint respectively, when the rotary knives are used for tillage and root breaking on a grassland, the arc tangent surfaces of the rotary knives can swing in the opposite direction due to being blocked after being connected with the ground, the positions of the rotary knives are pulled through the clamping joint, the clamping joint can move inwards along with the rotary knives after being subjected to the inwards pushing force of the rotary knives to extrude the elastic pulling piece, the elastic pulling piece can generate resilience force to eject the rotary knives outwards after being pressed to a certain position, the rotary knives can be inserted into the soil on the grassland under the resilience force, and soil on the grassland can be effectively turned over.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic view of a prosthetic device for deteriorated grass according to the invention;

FIG. 2 is a schematic diagram of the internal structure of the boosting device of the invention.

Fig. 3 is a schematic side view of the flip assembly of the present invention.

Fig. 4 is a schematic view of the internal structure of the plug assembly of the present invention.

Fig. 5 is a schematic view of the internal structure of the tilling shaft according to the present invention.

Fig. 6 is a schematic view of the internal structure of the stabilizing member of the present invention.

Fig. 7 is a side view of the auxiliary shredder of the present invention.

In the figure: the device comprises a moving wheel 1, a main body 6, a push handle 2, a throwing box 5, a power assisting device 3, a support 7, a push claw 4, a rotating rod Q1, a transmission shaft E3, a turnover assembly W2, an auxiliary crushing piece T4, a swinging head R11, a mounting sleeve I15, a telescopic pull rod T12, an inserting assembly U14, a stabilizing rotating piece Y13, a crushing tooth D21, a rotary cutter H24, a ploughing shaft F23, a support rod G22, a connecting block J25, a positioning wheel K31, a limiting block Z33, an elastic pulling piece X34, a triangular pulling piece L32, a clamping joint C35, a movable opening C41, a sleeve opening N42, an auxiliary gear M44, a guide disc Q45, a transmission gear V43, a plug E51, a crushing cutter R53 and a butt joint sleeve T52.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

Example one

Referring to fig. 1, the present invention provides a technical solution: the repairing device for the deteriorated grassland structurally comprises a moving wheel 1, a main body 6, a pushing handle 2, a throwing box 5, a power assisting device 3, a support 7 and a pushing claw 4, wherein the moving wheel 1 is installed on the main body 6, the pushing handle 2 connected with the main body 6 is arranged on one side of the main body 6, the throwing box 5 and the power assisting device 3 are arranged on the main body 6, the support 7 is installed at the front end of the main body 6, and the pushing claw 4 is connected onto the support 7.

Referring to fig. 2, the power assisting device 3 includes a rotating rod Q1, a transmission shaft E3, a turning assembly W2, and auxiliary shredding elements T4, the rotating rod Q1 is movably connected to the transmission shaft E3, the rotating rod Q1 is provided with a plurality of turning assemblies W2 and auxiliary shredding elements T4 connected thereto, and the turning assemblies W2 and the auxiliary shredding elements T4 are equidistantly and transversely arranged on the rotating rod Q1.

Referring to fig. 3, the turning assembly W2 includes a swing head R11, an installation sleeve I15, a telescopic pull rod T12, a plurality of plug-in assemblies U14, and a stabilizing rotating member Y13, the swing head R11 is movably engaged with the plug-in assemblies U14, the plug-in assemblies U14 are provided in plurality, the plurality of plug-in assemblies U14 are provided on a plurality of edges of the installation sleeve I15 through the swing head R11, the left and right sides of the plug-in assemblies U14 are both connected with the telescopic pull rod T12, the other end of the telescopic pull rod T12 is connected to the installation sleeve I15, the stabilizing rotating member Y13 is provided inside the installation sleeve I15, and the stabilizing rotating member Y13 is connected to the rotating rod Q1.

Foretell flexible pull rod T12 is used for cooperating grafting subassembly U14, and grafting subassembly U14's the left and right sides all is connected with flexible pull rod T12, and flexible pull rod T12 is the slope form and connects at grafting subassembly U14 side, and both connect and constitute isosceles trapezoid structure, can effectively play the supporting role to grafting subassembly U14.

Referring to fig. 4, the inserting assembly U14 includes a plurality of crushing teeth D21, a plurality of rotary knives H24, a plurality of tilling shafts F23, a support rod G22, and a connecting block J25, the crushing teeth D21 are respectively disposed on three rotary knives H24, the three rotary knives H24 are connected through the tilling shaft F23, the tilling shaft F23 is disposed on the support rod G22, the other end of the support rod G22 is inserted into the connecting block J25, the connecting block J25 is disposed on the mounting sleeve I15 through a swinging head R11, and the left and right sides of the connecting block J25 are connected with a telescopic pull rod T12.

Referring to fig. 4, the tilling shaft F23 is a triangular structure, and three corners of the tilling shaft are connected to the rotating knife H24.

The crushing teeth D21 are used for being matched with the rotary cutter H24, the crushing teeth D21 are equally divided on the three rotary cutters H24, and when the rotary cutters H24 are used for ploughing and breaking soil of a grassland, the crushing teeth D21 can assist the rotary cutters H24 to plough the soil of the grassland in a crushing mode.

Referring to fig. 5, the tilling shaft F23 includes a positioning wheel K31, a limiting block Z33, a pulling spring X34, a triangular pulling member L32, and a clamping head C35, the positioning wheel K31 is disposed at the middle position of the lower end inside the triangular pulling member L32, the limiting block Z33 connected to the triangular pulling member L32 is disposed on the triangular pulling member L32, the limiting block Z33 is connected to three pulling spring X34, the other ends of the three pulling spring X34 are connected to three corners of the triangular pulling member L32, the triangular pulling member L32 is disposed with three clamping heads C35, the clamping heads C35 are connected to the rotating knife H24, and the triangular pulling member L32 is disposed on the support rod G22.

The elastic pulling piece X34 is used for being matched with a triangular pulling piece L32, three end parts of the triangular pulling piece L32 are connected with clamping joints C35, three elastic pulling pieces X34 are connected inside the triangular pulling piece L32, the position of the elastic pulling piece X34 is limited through a limiting block Z33, when the rotary cutter H24 cultivates the grassland, the position of the rotary cutter H24 is limited through the mutual matching of the triangular pulling piece L32 and the clamping joints C35, and the rotary cutter H24 is enabled to be difficult to retract inwards after being stressed.

Referring to fig. 6, the stabilizing and rotating member Y13 includes four movable openings C41, a sleeve opening N42, an auxiliary gear M44, a guide plate Q45, and a transmission gear V43, the four movable openings C41 are annularly arranged on the guide plate Q45 at equal intervals, the auxiliary gear M44 is arranged inside each of the four movable openings C41, the auxiliary gear M44 is engaged with the transmission gear V43, the transmission gear V43 is engaged with the sleeve opening N42, the guide plate Q45 is arranged inside the mounting sleeve I15, and the sleeve opening N42 is engaged with the rotation rod Q1.

Example two

Referring to fig. 2, the power assisting device 3 includes a rotating rod Q1, a transmission shaft E3, a turning assembly W2, and an auxiliary breaker T4, the rotating rod Q1 is movably connected to the transmission shaft E3, the rotating rod Q1 is provided with a plurality of turning assemblies W2 and auxiliary breakers T4 connected thereto, and the turning assemblies W2 and the auxiliary breakers T4 are arranged on the rotating rod Q1 in an equidistant and transverse manner.

Foretell flexible pull rod T12 is used for cooperating plug assembly U14, and plug assembly U14's the left and right sides all is connected with flexible pull rod T12, and flexible pull rod T12 is the slope form and connects at plug assembly U14 side, and both connect and constitute isosceles trapezoid structure, can effectively play the supporting role to plug assembly U14.

The elastic pulling piece X34 is used for being matched with the triangular pulling piece L32, three end parts of the triangular pulling piece L32 are connected with the clamping heads C35, the triangular pulling piece L32 is internally connected with the three elastic pulling pieces X34, the position of the elastic pulling piece X34 is limited through the limiting block Z33, when the rotary cutter H24 cultivates the grassland, the position of the rotary cutter H24 is limited through the mutual matching of the triangular pulling piece L32 and the clamping heads C35, and the rotary cutter H24 is enabled not to retract inwards easily after being stressed.

Referring to fig. 7, the auxiliary crushing member T4 includes a plurality of plugs E51, crushing knives R53, and a docking sleeve T52, the plurality of plugs E51 are fixedly connected to the side of the docking sleeve T52, the crushing knives R53 are inserted into the other ends of the plurality of plugs E51, and the docking sleeve T52 is connected to the rotating rod Q1 through a dimensionally stable rotating member Y13.

Referring to fig. 7, the breaking blade R53 is inserted into the plug E51 in an obtuse angle shape.

The smashing cutter R53 is used for being matched with the rotary cutter H24, the rotary cutter H24 is used for turning up the grassland, soil on the turned-up grassland is hardened into blocks, and the smashing cutter R53 is used for assisting the rotary cutter H24 to smash the hardened soil, so that the smashed soil is favorable for subsequent restoration.

The working principle of the above technical solution is explained as follows:

when the lawn cultivator is used, a transmission gear V43 is stably sleeved on a rotating rod Q1 through a sleeve joint N42, an installation sleeve I15 and a butt joint sleeve T52 are connected with a guide disc Q45 in a matched mode, the guide disc Q45 drives the installation sleeve I15 and the butt joint sleeve T52 to be connected onto the transmission gear V43, auxiliary gears M44 are arranged inside four movable ports C41 inside the guide disc Q45, the auxiliary gears M44 are meshed with the transmission gear V43, the guide disc Q45 enables a plurality of installation sleeves I15 and a plurality of butt joint sleeves T52 to be transversely installed on the rotating rod Q1 at equal intervals, the rotating rod Q1 is connected between two transmission shafts E3, the transmission shafts E3 are installed inside a main body 6, when a lawn is cultivated, the main body 6 is pushed through a push handle 2 and moves along with the main body under the action of a moving wheel 1, a push claw 4 on a support 7 is directly contacted with the lawn, the lawn can be cultivated equally, and after equal division is finished, the transmission shafts E3 are controlled to rotate through a motor inside the main body 6, the rotating rod Q1 rotates along with the rotating rod under the action of the transmission shaft E3, the transmission gear V43 rotates along with the rotating rod Q1, the latch on the transmission gear V43 is connected with the auxiliary gear M44, the guide disc Q45 rotates along with the auxiliary gear M44 in a meshing manner, the guide disc Q45 drives the mounting sleeve I15 and the butt sleeve T52 to rotate, so that the swinging head R11 drives the plug-in component U14 to move along with the guide disc, when the rotary cutter H24 on the plug-in component U14 tills and breaks roots on grasslands, the arc section of the rotary cutter H24 contacts with the ground of the grasslands, after the contact between the rotary cutter H24 and the lawn, the rotary cutter H24 swings in the opposite direction due to being blocked, the position of the rotary cutter H24 is restrained by the clamping joint C35, the clamping joint C35 moves inwards to press the elastic pulling piece X34 along with the inward pressing force of the rotary cutter H24, and the elastic pulling piece X34 transmits the force to the limiting block Z33, the limiting block Z33 is limited in the middle position inside the triangular traction piece L32 under the action of the positioning wheel K31, the limiting block Z33 is in a compact state and is not easy to retract inwards after being pressed, so that the elastic pulling piece X34 can generate corresponding resilience force to eject the rotary cutter H24 outwards after being pressed to a certain limit, the rotary cutter H24 is not easy to retract inwards due to lifting acting force, the triangular traction piece L32 is in a triangular structure and has better stability, the rotary cutter H24 can be effectively supported between the rotary cutters H24, the rotary cutter H24 can be inserted in a soil grassland under the resilience acting force of the triangular traction piece L32 and the elastic pulling piece X34, and soil on the grassland can be effectively turned;

the rotary cutter H24 is drawn through the elastic pulling piece X34 and the matched triangular pulling piece L32, the tillage shaft F23 is effectively protected, the tillage shaft F23 is prevented from being damaged by hard force due to the action force of the rotary cutter H24, the rotary cutter H24 is provided with the crushing teeth D21, the crushing teeth D21 can assist the rotary cutter H24 to plough soil on a lawn, the rotary cutter H24 ploughs the soil, the support rod G22 can swing and adjust in the direction of the unstressed force through the swing head R11 under the action of the connecting block J25 after being stressed, the connecting block J25 can suppress the telescopic pull rods T12 connected to the two sides of the connecting block J25, the two telescopic pull rods T12 can extend outwards and retract inwards along with the movement of the connecting block J25, the limiting is effectively drawn to the connecting block J25, the excessive movement of the connecting block J25 is effectively prevented, the support rod G22 is kept in the neutral position through the connecting block J25, the rotary cutter H24 can stably plough the soil on the lawn under the action of the rotary cutter F23, the root of the lawn, the root of the soil is broken soil, the soil of the soil, the soil is favorable for repairing the soil hardened soil of the lawn by the rotary cutter H24, and the soil, the soil hardened soil of the rotary cutter H24, the soil is favorable for repairing soil of the soil blocks.

In conclusion, the lawn repairing device adopts the moving wheel, the main body, the pushing handle, the throwing box, the power assisting device, the support and the pushing claw which are combined to form a novel repairing device for the deteriorated lawn, the overturning assemblies and the auxiliary fragments are arranged on the rotary rod at equal intervals, when the lawn is cultivated, the main body is pushed by the pushing handle, the main body moves along with the moving wheel, the pushing claw on the support can be directly contacted with the lawn, the lawn can be cultivated in equal intervals, after the equal intervals are finished, the transmission shaft is controlled by the motor in the main body to rotate, the rotary rod rotates along with the transmission shaft under the action of the transmission shaft, and the lawn is quickly and effectively cultivated through the mutual matching of the overturning assemblies and the auxiliary fragments.

While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a prosthetic devices for deteriorated grassland, its structure is including removing wheel (1), main part (6), pushing away handle (2), putting in case (5), booster unit (3), support (7), promotion claw (4), its characterized in that:

the moving wheel (1) and the pushing handle (2) are arranged on the main body (6), the main body (6) is provided with a throwing box (5) and a power assisting device (3), and a bracket (7) on the main body (6) is connected with a pushing claw (4);

booster unit (3) are including rotating rod (Q1), transmission shaft (E3), upset subassembly (W2), supplementary garrulous piece (T4), rotating rod (Q1) and transmission shaft (E3) swing joint, be equipped with upset subassembly (W2), supplementary garrulous piece (T4) on rotating rod (Q1).

2. A prosthetic device for deteriorated grass according to claim 1, characterized in that: upset subassembly (W2) is including swing head (R11), installation cover (I15), flexible pull rod (T12), grafting subassembly (U14), the steady piece (Y13) of dimension, swing head (R11) and grafting subassembly (U14) activity block, grafting subassembly (U14) is established on installation cover (I15) through swing head (R11), grafting subassembly (U14) is connected with flexible pull rod (T12), flexible pull rod (T12) is connected on installation cover (I15), be equipped with the steady piece (Y13) of dimension on installation cover (I15), the steady piece (Y13) of dimension is connected on rotary rod (Q1).

3. A prosthetic device for deteriorated grass according to claim 2, characterized in that: the inserting assembly (U14) comprises a crushing tooth (D21), a rotary cutter (H24), a plowing shaft (F23), a supporting rod (G22) and a connecting block (J25), the crushing tooth (D21) is arranged on the rotary cutter (H24), the rotary cutter (H24) is connected with the plowing shaft (F23), the plowing shaft (F23) is arranged on the supporting rod (G22), the supporting rod (G22) is inserted into the connecting block (J25), the connecting block (J25) is arranged on the mounting sleeve (I15) through a swinging head (R11), and the connecting block (J25) is connected with a telescopic pull rod (T12).

4. A prosthetic device for deteriorated grass according to claim 3, characterized in that: the tillage shaft (F23) comprises a positioning wheel (K31), a limiting block (Z33), an elastic pulling piece (X34), a triangular pulling piece (L32) and a clamping head (C35), wherein the positioning wheel (K31) and the limiting block (Z33) are arranged on the triangular pulling piece (L32), the elastic pulling piece (X34) is connected to the triangular pulling piece (L32) on the limiting block (Z33), the clamping head (C35) is arranged on the triangular pulling piece (L32), the clamping head (C35) is connected with a rotary cutter (H24), and the triangular pulling piece (L32) is arranged on a supporting rod (G22).

5. A prosthetic device for deteriorated grass according to claim 2, characterized in that: the dimension is steady changes piece (Y13) including activity mouth (C41), socket joint mouth (N42), auxiliary gear (M44), guide plate (Q45), drive gear (V43), activity mouth (C41) is established on guide plate (Q45), auxiliary gear (M44) on the activity mouth (C41) meshes with drive gear (V43) mutually, drive gear (V43) coincide with socket joint mouth (N42) and are connected, guide plate (Q45) is established on installation cover (I15), socket joint mouth (N42) and rotary rod (Q1) coincide mutually.

6. A prosthetic device for deteriorated grass according to claim 1, characterized in that: supplementary garrulous piece (T4) including plug (E51), smash sword (R53), butt joint cover (T52), plug (E51) fixed connection is on butt joint cover (T52), plug (E51) are pegged graft and are had and smash sword (R53), butt joint cover (T52) are connected on rotary rod (Q1) through dimension steady commentaries on classics piece (Y13).

7. A prosthetic device for deteriorated grass according to claim 3, characterized in that: the ploughing shaft (F23) is of a triangular structure, and three corners of the ploughing shaft are connected with the rotary cutter (H24).

8. A prosthetic device for deteriorated grass according to claim 6, characterized in that: the breaking knife (R53) is inserted on the plug (E51) in an obtuse angle structure.