CN218183870U - Secondary backfilling soil-planting equipment suitable for land improvement project - Google Patents

Abstract

The utility model belongs to the field of land improvement, in particular to a secondary backfilling and soil planting device suitable for a land improvement project, wherein a plurality of plowing blades are arranged at the end part of a rolling shaft; a water pump box is fixedly connected to the side end of the shell; the top of the water pump box is communicated with the side end of the water collecting plate through a water pipe; the bottom of the water collecting plate is provided with a plurality of discharge pipes; a switch unit is arranged at the side end of the shell; open the switch module for the inside water of water pump case circulates the inside to the water-collecting plate through the water pipe, then sprays to the bottom through the discharge pipe, waters ploughing planting soil, and the hardness of soil is planted in soft ploughing, and the roller bearing of being convenient for drives the blade of plowing and turns over kind, and waters to ploughing planting soil through the discharge pipe, makes the soil moist, lets the growth of the more suitable crop of soil of renovating.

Description

Secondary backfilling soil-planting equipment suitable for land improvement project

Technical Field

The utility model relates to a soil improvement field specifically is a be applicable to soil improvement project secondary backfill and plough equipment of planting soil.

Background

50cm of ploughing and planting soil is backfilled on the surface layer of the land to serve as a ploughing layer during land reclamation, a traditional process adopts a one-time backfilling technology, namely 50cm of ploughing and planting soil is backfilled at one time, biological or chemical fertilizers are sowed and then are thoroughly moistened by water diversion irrigation of a water delivery project, and the fertilizers are uniformly distributed in the soil by using an agricultural cultivator or manual seed turning.

The common tools are transported by an earth moving vehicle, are influenced by the terrain, can backfill the plowed soil to the soil by the advantage of the hand length of an excavator, carry out secondary backfilling, and need to use an agricultural cultivator or manually turn over seeds to uniformly distribute fertilizers in the soil after backfilling is finished so as to improve the nutritional effect of the plowed soil.

In the prior art, when the existing cultivator is used, the problems of abrasion and fracture of a cultivating blade of the cultivator can be caused due to the fact that soil for cultivating and planting is hard, and then the seed turning efficiency of the cultivator is reduced; therefore, the secondary backfilling soil-planting equipment suitable for the soil improvement project is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

In order to compensate prior art's not enough, solve current arable land machine when using, because it is harder to plough the soil of planting soil, can cause wearing and tearing and cracked problem to the arable land blade of arable land machine, and then reduced the problem of the efficiency of turning over kind of arable land machine, the utility model provides a be applicable to soil improvement project secondary backfill and plough and plant native equipment.

The utility model provides a technical scheme that its technical problem adopted is: the utility model relates to a secondary backfilling soil-planting device suitable for a land improvement project, which comprises a shell; a water collecting plate is fixedly connected to the top of the shell; a motor is fixedly connected to the side end of the shell; the output end of the motor is fixedly connected with a rolling shaft, and the other end of the rolling shaft is rotatably connected to the inner side wall of the shell; the end part of the roller is provided with a plurality of plowing blades; a water pump box is fixedly connected to the side end of the shell; the top of the water pump box is communicated with the side end of the water collecting plate through a water pipe; the bottom of the water collecting plate is provided with a plurality of discharge pipes; a switch unit is arranged at the side end of the shell; drive the water-collecting plate through opening the arable land machine and remove, then open the motor and drive the roller bearing and rotate, the roller bearing drives the blade of ploughing and rotates, turn over kind to ploughing planting soil, when the roller bearing rotates, open the switch module, make the inside water of water pump incasement portion circulate the inside of water-collecting plate through the water pipe, then spray to the bottom through the discharge pipe, water to ploughing planting soil, the hardness of soft ploughing planting soil, the roller bearing of being convenient for drives the blade of ploughing and ploughs kind, and water to ploughing planting soil through the discharge pipe, make the soil moist, let the growth of the more suitable crop of soil of renovating.

Preferably, the switch unit includes a protruding rod; a support plate is fixedly connected to the inner side of the shell; the bottom of the supporting plate is fixedly connected with an air bag; the end part of each rolling shaft is fixedly connected with a plurality of convex rods; the top of the convex rod is fixedly connected with a guide block, and the guide block and the air bag are positioned on the same horizontal plane; a cylinder is fixedly connected to the side end of the shell; the inner side wall of the cylinder is connected with a push plate in a sliding manner; the bottom of the push plate is fixedly connected with a push rod; the bottom of the push rod is fixedly connected with a bottom plate; the side end of the rodless cavity of the cylinder is communicated with the end part of the air bag through an air pipe; the inner part of the water pipe is connected with a blocking plate in a sliding way; the side end of the blocking plate is connected with the top of the bottom plate through a pull rope; when the roller bearing drives the nose bar and rotates, the nose bar drives the guide block and rotates, extrude the gasbag when the guide block rotates, make the inside gas of gasbag circulate the inside of cylinder through the trachea, make the atmospheric pressure of the no pole intracavity portion of cylinder uprise, promote the push pedal and slide to the bottom, make the push pedal promote the push rod lapse, the push rod promotes the bottom plate lapse, make bottom plate pulling stay cord, then stay cord pulling jam plate slides to the side, open the water pipe, make the hydroenergy of water pump incasement portion enough circulate, the discharge pipe of being convenient for irrigates ploughing planting soil.

Preferably, a limiting plate is fixedly connected to the side end of the water pipe; a through hole is formed in the limiting plate; the pull rope is connected to the inner side wall of the through hole of the limiting plate in a sliding manner; the end part of the limiting plate is L-shaped; when the bottom plate moved the pulling stay cord downwards, through installing the limiting plate for the stay cord carries on spacingly from the inside slip of limiting plate through-hole, and the stay cord pulling jam plate of being convenient for slides to the side, when the jam plate slides to the side, can contact the limiting plate and carry on spacingly, avoids the jam plate problem that the slippage appears.

Preferably, a limit sealing plate is fixedly connected to the side end of the plugging plate, and the end part of the limit sealing plate is matched with the inner side wall of the water pipe; through installing spacing closing plate, when the jam plate slides to the side, the spacing closing plate of pulling slides to the side for spacing sealing is carried out to spacing closing plate joint on the inside wall of water pipe, avoids the problem emergence that the tip of water pipe appears leaking.

Preferably, the two sides of the blocking plate are fixedly connected with elastic pieces, and the other ends of the elastic pieces are fixedly connected to the inner side wall of the water pipe; when the roller and the plowing blade finish plowing, the convex rod stops rotating, so that the bottom plate stretches upwards, then the elastic sheet generates elastic force to pull the plugging plate to reset, and the plugging plate is plugged in the water pipe again, so that the next use is facilitated.

Preferably, the inner side wall of the discharge pipe is fixedly connected with a guide plate; the bottom of the guide plate is rotatably connected with a rotating rod; the end part of the rotating rod is fixedly connected with a liquid wheel; the bottom of the rotating rod is fixedly connected with a rotating block; a support rod is fixedly connected to the bottom of the rotating block; the end part of the supporting rod is fixedly connected with a plurality of flow dredging rods; when the inside water of discharge pipe is when the circulation, strikes the liquid wheel and rotates, and the liquid wheel drives the bull stick and rotates, and the bull stick bottoming turning block rotates, and the turning block drives branch and rotates for branch drives the dredging pole and rotates, breaks up the water that comes out of the discharge pipe, improves the area that the discharge pipe sprayed water, and then the effectual irrigation area to ploughing the planting soil that has improved.

Preferably, two ends of the supporting rod are fixedly connected with the cleaning brushes, and the number of the cleaning brushes is multiple; when the supporting rod rotates, the cleaning brush is driven to rotate, so that soil on the inner side wall of the plowing blade is cleaned by the cleaning brush, and the phenomenon that the plowing blade is affected by the fact that more soil is attached to the inner side wall of the plowing blade is avoided.

Preferably, the bottom of the support rod is fixedly connected with a scraper and is attached to the outer wall of the rolling shaft; when the roller shaft drives the plowing blade to rotate, a large amount of soil can be attached to the surfaces of the roller shaft and the plowing blade, the working efficiency of the roller shaft and the plowing blade is affected, and the scraper can scrape off the soil attached to the surface of the roller shaft by installing the scraper, so that the working efficiency of the roller shaft and the plowing blade is improved.

The utility model discloses an useful part lies in:

1. the utility model discloses an open the arable land machine and drive the water-collecting plate and remove, then open the motor and drive the roller bearing and rotate, the roller bearing drives the blade of ploughing and rotates, come to plant soil to ploughing and turn over kind, when the roller bearing rotates, open switch module, make the inside water of water pump incasement portion circulate the inside of water-collecting plate through the water pipe, then spray to the bottom through the discharge pipe, come to water to ploughing and planting soil, the hardness of soil is planted to soft ploughing, the roller bearing of being convenient for drives the blade of ploughing and ploughs kind, and water to ploughing and planting soil through the discharge pipe, make the soil moist, let the growth of the more suitable crop of soil of renovating.

2. The utility model discloses when branch when rotating, drive the cleaning brush and rotate for the cleaning brush cleans the earth of ploughing the blade inside wall, and the inside wall earth of avoiding ploughing the blade is stained with attaches more, influences the efficiency that the blade was ploughed and is planted.

Drawings

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

FIG. 1 is a perspective view of a first embodiment;

FIG. 2 is a side view of the first embodiment;

FIG. 3 is a sectional view of the first embodiment;

FIG. 4 is an enlarged view of FIG. 3 at A;

FIG. 5 is an enlarged view of FIG. 2 at B;

fig. 6 is a schematic structural view of the protection pad of the second embodiment.

In the figure: 1. a housing; 12. a water collection plate; 13. a motor; 14. a roller; 15. a plowing blade; 16. a water pump tank; 17. a water pipe; 18. a discharge pipe; 21. a nose bar; 22. a guide block; 23. an air bag; 24. a support plate; 25. an air tube; 26. a cylinder; 27. pushing a plate; 28. a push rod; 29. a base plate; 31. pulling a rope; 32. a blocking plate; 33. a limiting plate; 34. a limit sealing plate; 35. a spring plate; 41. a guide plate; 42. a rotating rod; 43. a liquid wheel; 44. rotating the block; 45. a strut; 46. a flow dredging rod; 47. a cleaning brush; 48. a squeegee; 5. a protective pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example one

Referring to fig. 1-5, a secondary backfilling soil-planting device suitable for a land improvement project comprises a housing 1; a water collecting plate 12 is fixedly connected to the top of the shell 1; a motor 13 is fixedly connected to the side end of the shell 1; the output end of the motor 13 is fixedly connected with a roller 14, and the other end of the roller 14 is rotatably connected to the inner side wall of the shell 1; the end part of the roller 14 is provided with a plurality of plowing blades 15; a water pump box 16 is fixedly connected to the side end of the shell 1; the top of the water pump box 16 is communicated with the side end of the water collecting plate 12 through a water pipe 17; the bottom of the water collecting plate 12 is provided with a plurality of discharge pipes 18; a switch unit is arranged at the side end of the shell 1; when the agricultural land cultivator is used, the cultivation soil is backfilled to the land through the advantage of the length of an excavator hand, secondary backfilling is carried out, after backfilling is finished, an agricultural cultivator or manual cultivation is needed to be used for enabling fertilizers to be uniformly distributed in the soil to improve the nutrition effect of the cultivation soil, when the existing cultivator is used, the cultivation efficiency of the cultivator is reduced due to the fact that the cultivation soil is hard, the cultivator is opened to drive the water collection plate 12 to move, then the motor 13 is opened to drive the roller 14 to rotate, the roller 14 drives the plowing blade 15 to rotate to cultivate the cultivation soil, when the roller 14 rotates, the switch assembly is opened, water in the water pump box 16 flows into the water collection plate 12 through the water pipe 17, then the water is sprayed to the bottom through the discharge pipe 18 to cultivate soil, the cultivation soil is loosened, the hardness of the cultivation soil is convenient, the cultivation soil 14 is driven to drive the water pump box to flow into the water collection plate 12, and crops are watered properly through the discharge pipe 18 to cultivate the crops.

The switch unit includes a protruding lever 21; a support plate 24 is fixedly connected to the inner side of the shell 1; the bottom of the supporting plate 24 is fixedly connected with an air bag 23; the end part of the roller 14 is fixedly connected with a plurality of convex rods 21; the top of the convex rod 21 is fixedly connected with a guide block 22, and the guide block and the air bag 23 are positioned on the same horizontal plane; a cylinder 26 is fixedly connected to the side end of the shell 1; the inner side wall of the cylinder 26 is connected with a push plate 27 in a sliding manner; a push rod 28 is fixedly connected to the bottom of the push plate 27; a bottom plate 29 is fixedly connected to the bottom of the push rod 28; the side end of the rodless cavity of the cylinder 26 is communicated with the end of the air bag 23 through an air pipe 25; a blocking plate 32 is connected inside the water pipe 17 in a sliding manner; the side end of the blocking plate 32 is connected with the top of the bottom plate 29 through a pull rope 31; during operation, when roller 14 drives nose bar 21 and rotates, nose bar 21 drives guide block 22 and rotates, extrusion gasbag 23 when guide block 22 rotates, make the inside gas of gasbag 23 circulate the inside of cylinder 26 through trachea 25, make the atmospheric pressure of the no pole intracavity portion of cylinder 26 uprise, promote push pedal 27 and slide to the bottom, it slides downwards to make push pedal 27 promote push rod 28, push rod 28 promotes bottom plate 29 and slides downwards, make bottom plate 29 stimulate stay cord 31, then stay cord 31 stimulates closure plate 32 and slides to the side, open water pipe 17, make the inside hydroenergy of water pump box 16 can circulate, it irrigates to ploughing and planting soil to be convenient for discharge pipe 18.

A limiting plate 33 is fixedly connected to the side end of the water pipe 17; a through hole is formed in the limiting plate 33; the pull rope 31 is connected to the inner side wall of the through hole of the limiting plate 33 in a sliding manner; the end part of the limiting plate 33 is L-shaped; during operation, when bottom plate 29 downstream pulling stay cord 31, through installing limiting plate 33 for stay cord 31 slides from the limiting plate 33 through-hole is inside, carries on spacingly, and the stay cord 31 pulling jam plate 32 of being convenient for slides to the side, when jam plate 32 slides to the side, can contact limiting plate 33 and carry on spacingly, avoids jam plate 32 the problem that the slippage appears.

A limit sealing plate 34 is fixedly connected to the side end of the plugging plate 32, and the end part of the limit sealing plate 34 is matched with the inner side wall of the water pipe 17; during operation, through installing spacing sealing plate 34, when jam plate 32 slides to the side, the spacing sealing plate 34 of pulling slides to the side for spacing sealing is carried out to spacing sealing plate 34 joint on the inside wall of water pipe 17, avoids the problem emergence that the tip of water pipe 17 appears leaking.

The two sides of the blocking plate 32 are fixedly connected with elastic pieces 35, and the other ends of the elastic pieces 35 are fixedly connected to the inner side wall of the water pipe 17; when the ploughing machine works, when the roller 14 and the ploughing blade 15 plough the land, the convex rod 21 stops rotating, so that the bottom plate 29 stretches upwards, then the elastic sheet 35 generates elastic force to pull the blocking plate 32 to reset, and the blocking plate is blocked in the water pipe 17 again, so that the ploughing machine is convenient to use next time.

A guide plate 41 is fixedly connected to the inner side wall of the discharge pipe 18; the bottom of the guide plate 41 is rotatably connected with a rotating rod 42; the end part of the rotating rod 42 is fixedly connected with a liquid wheel 43; a rotating block 44 is fixedly connected to the bottom of the rotating rod 42; a support rod 45 is fixedly connected to the bottom of the rotating block 44; the end part of the supporting rod 45 is fixedly connected with a plurality of flow dredging rods 46; when the device works, when water in the discharge pipe 18 flows through, the impact liquid wheel 43 rotates, the liquid wheel 43 drives the rotating rod 42 to rotate, the rotating rod 42 bottoms the rotating block 44 to rotate, the rotating block 44 drives the supporting rod 45 to rotate, so that the supporting rod 45 drives the dredging rod 46 to rotate, the water flowing out of the discharge pipe 18 is scattered, the area of the water sprayed out by the discharge pipe 18 is increased, and the irrigation area of the cultivated soil is effectively increased.

Two ends of the supporting rod 45 are fixedly connected with a plurality of cleaning brushes 47; during operation, when branch 45 rotates, drive cleaning brush 47 and rotate for cleaning brush 47 cleans the earth of ploughing blade 15 inside wall, avoids ploughing blade 15's inside wall earth to be stained with and attaches more, influences the efficiency that ploughing blade 15 ploughed and plants.

The bottom of the supporting rod 45 is fixedly connected with a scraper 48 and is attached to the outer wall of the roller 14; when the roller 14 drives the plowing blade 15 to rotate, a large amount of soil adheres to the surfaces of the roller 14 and the plowing blade 15, the working efficiency of the roller 14 and the plowing blade 15 is affected, and the scraper 48 is arranged to scrape off the soil adhered to the surface of the roller 14, so that the working efficiency of the roller 14 and the plowing blade 15 is improved.

Example two

Referring to fig. 6, in a first comparative example, as another embodiment of the present invention, a protective pad 5 is fixed to an end of the guide block 22, and is located on the same horizontal plane as the air bag 23; during operation, the protection pad 5 is installed at the end part of the guide block 22, so that the protection effect of the guide block 22 is improved, and the problem of damage caused by long-time rotation of the guide block 22 to extrude the air bag 23 is avoided.

The working principle is as follows: when soil improvement is carried out, the cultivated soil needs to be backfilled to the soil for paving, a common tool is transported through an earthwork vehicle, the cultivated soil is backfilled to the soil through the advantage of the length of an excavator hand under the influence of terrain, secondary backfilling is carried out, after backfilling is finished, an agricultural cultivator or manual cultivation is needed to be used for enabling fertilizers to be uniformly distributed in the soil, so that the nutrition effect of the cultivated soil is improved, when the existing cultivator is used, the cultivation efficiency of the cultivator is reduced due to the fact that the cultivated soil is hard, the water collection plate 12 is driven to move by opening the cultivator, then the motor 13 is started to drive the roller 14 to rotate, the roller 14 drives the ploughing blade 15 to rotate to cultivate the cultivated soil, when the roller 14 rotates, the switch assembly is opened, water in the water pump box 16 flows into the water collection plate 12 through the water pipe 17, then the water is sprayed to the bottom through the discharge pipe 18 to irrigate the cultivated soil, so that the cultivated soil is loosened, the soil is driven by the roller 14 to moisten the soil, and crops grow through the discharge pipe 18 to cultivate the cultivated soil to be watered more appropriately; when the roller 14 drives the convex rod 21 to rotate, the convex rod 21 drives the guide block 22 to rotate, the guide block 22 extrudes the air bag 23 when rotating, so that the air in the air bag 23 flows into the air cylinder 26 through the air pipe 25, the air pressure in the rodless cavity of the air cylinder 26 is increased, the push plate 27 is pushed to slide towards the bottom, the push plate 27 pushes the push rod 28 to slide downwards, the push rod 28 pushes the bottom plate 29 to slide downwards, the bottom plate 29 pulls the pull rope 31, then the pull rope 31 pulls the blocking plate 32 to slide towards the side end, the water pipe 17 is opened, water in the water pump box 16 can flow, and the discharge pipe 18 can conveniently irrigate the cultivated soil; when the bottom plate 29 moves downwards to pull the pulling rope 31, the pulling rope 31 slides from the inside of the through hole of the limiting plate 33 through the installation of the limiting plate 33 to carry out limiting, so that the pulling rope 31 pulls the blocking plate 32 to slide towards the side end, and when the blocking plate 32 slides towards the side end, the blocking plate 33 is contacted to carry out limiting, so that the problem that the blocking plate 32 slips is solved; by installing the limiting sealing plate 34, when the plugging plate 32 slides to the side end, the limiting sealing plate 34 is pulled to slide to the side end, so that the limiting sealing plate 34 is clamped on the inner side wall of the water pipe 17 for limiting and sealing, and the problem of water leakage at the end part of the water pipe 17 is avoided; when the roller 14 and the plowing blade 15 finish plowing, the convex rod 21 stops rotating, so that the bottom plate 29 stretches upwards, then the elastic sheet 35 generates elastic force to pull the blocking plate 32 to reset, and the blocking plate is blocked in the water pipe 17 again, so that the next use is facilitated; when the water in the discharge pipe 18 flows through, the impact liquid wheel 43 rotates, the liquid wheel 43 drives the rotating rod 42 to rotate, the rotating rod 42 bottoms the rotating block 44 to rotate, the rotating block 44 drives the supporting rod 45 to rotate, so that the supporting rod 45 drives the dredging rod 46 to rotate, the water flowing out of the discharge pipe 18 is scattered, the area of the water sprayed by the discharge pipe 18 is increased, and the irrigation area of the cultivated soil is effectively increased; when the supporting rod 45 rotates, the cleaning brush 47 is driven to rotate, so that the cleaning brush 47 cleans soil on the inner side wall of the plowing blade 15, and the phenomenon that the plowing blade 15 is affected by the condition that more soil is attached to the inner side wall of the plowing blade 15 is avoided; when the roller 14 drives the plough blade 15 to rotate, a large amount of soil adheres to the surfaces of the roller 14 and the plough blade 15, so that the working efficiency of the roller 14 and the plough blade 15 is affected, and the scraper 48 can scrape off the soil adhered to the surface of the roller 14 by installing the scraper 48, so that the working efficiency of the roller 14 and the plough blade 15 is improved.

In the description of the present specification, reference to the description of "one embodiment," "an example," "a specific example," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed.

Claims (8)

1. The utility model provides a be applicable to soil improvement project secondary backfill plough and plant native equipment which characterized in that: comprises a shell (1); a water collecting plate (12) is fixedly connected to the top of the shell (1); a motor (13) is fixedly connected to the side end of the shell (1); the output end of the motor (13) is fixedly connected with a roller (14), and the other end of the roller (14) is rotatably connected to the inner side wall of the shell (1); the end part of the rolling shaft (14) is provided with a plurality of plowing blades (15); a water pump box (16) is fixedly connected to the side end of the shell (1); the top of the water pump tank (16) is communicated with the side end of the water collecting plate (12) through a water pipe (17); a plurality of discharge pipes (18) are arranged at the bottom of the water collecting plate (12); the side end of the shell (1) is provided with a switch unit.

2. The secondary backfilling and soil planting equipment suitable for the soil improvement project according to claim 1, wherein the equipment comprises: the switch unit comprises a protruding rod (21); a support plate (24) is fixedly connected to the inner side of the shell (1); an air bag (23) is fixedly connected to the bottom of the supporting plate (24); the end part of each rolling shaft (14) is fixedly connected with a plurality of convex rods (21); the top of the convex rod (21) is fixedly connected with a guide block (22), and the guide block and the air bag (23) are positioned on the same horizontal plane; a cylinder (26) is fixedly connected to the side end of the shell (1); the inner side wall of the cylinder (26) is connected with a push plate (27) in a sliding manner; a push rod (28) is fixedly connected to the bottom of the push plate (27); a bottom plate (29) is fixedly connected to the bottom of the push rod (28); the side end of the rodless cavity of the cylinder (26) is communicated with the end part of the air bag (23) through an air pipe (25); a blocking plate (32) is connected inside the water pipe (17) in a sliding manner; the side end of the blocking plate (32) is connected with the top of the bottom plate (29) through a pull rope (31).

3. The secondary backfilling and soil planting equipment suitable for the land improvement project according to claim 2, wherein the equipment comprises: a limiting plate (33) is fixedly connected to the side end of the water pipe (17); a through hole is formed in the limiting plate (33); the pull rope (31) is connected to the inner side wall of the through hole of the limiting plate (33) in a sliding manner; the end part of the limiting plate (33) is L-shaped.

4. The secondary backfilling and soil planting equipment suitable for the land improvement project according to claim 3, wherein the equipment comprises: the side of jam plate (32) is rigid coupling has spacing sealing plate (34), and the tip of spacing sealing plate (34) and the inside wall phase-match of water pipe (17).

5. The secondary backfilling and soil planting equipment suitable for the land improvement project according to claim 4, wherein the equipment comprises: the two sides of the blocking plate (32) are fixedly connected with elastic pieces (35), and the other ends of the elastic pieces (35) are fixedly connected to the inner side wall of the water pipe (17).

6. The secondary backfilling and soil planting equipment suitable for the soil improvement project according to claim 5, wherein the equipment comprises: a guide plate (41) is fixedly connected to the inner side wall of the discharge pipe (18); the bottom of the guide plate (41) is rotatably connected with a rotating rod (42); a liquid wheel (43) is fixedly connected to the end part of the rotating rod (42); the bottom of the rotating rod (42) is fixedly connected with a rotating block (44); a support rod (45) is fixedly connected to the bottom of the rotating block (44); the end part of the supporting rod (45) is fixedly connected with a flow dredging rod (46) and is provided with a plurality of flow dredging rods.

7. The secondary backfilling and soil planting equipment suitable for the soil improvement project according to claim 6, wherein the equipment comprises: two ends of the supporting rod (45) are fixedly connected with cleaning brushes (47) and are provided with a plurality of cleaning brushes.

8. The secondary backfilling and soil planting equipment suitable for the soil improvement project according to claim 7, wherein the equipment comprises: the bottom of the support rod (45) is fixedly connected with a scraper (48) and is attached to the outer wall of the roller (14).

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