CN219568815U

CN219568815U - Grass square sand barrier laying device

Info

Publication number: CN219568815U
Application number: CN202320509601.XU
Authority: CN
Inventors: 白颖; 王青; 莫莉萍; 马仕麟
Original assignee: Changzhou Vocational Institute of Mechatronic Technology
Current assignee: Zhejiang Hejian Construction Group Co ltd
Priority date: 2023-03-16
Filing date: 2023-03-16
Publication date: 2023-08-22
Anticipated expiration: 2033-03-16

Abstract

The utility model provides a grass square sand barrier laying device, and belongs to the technical field of agricultural machinery. Solves the problem of low labor efficiency of the existing artificial grass square layout. It includes tractor, carriage, carries grass mechanism, two grass mechanisms and hydraulic system, the carriage sets up at the tractor rear, the tractor pulls the carriage and removes, carry grass mechanism to set up inside the carriage, carry grass mechanism to include motor, conveyer belt, support pivot and two auxiliary guide mechanisms, support in the pivot rotates the carriage, just support the bottom surface interval setting of pivot and carriage, the output of motor is connected with support pivot through the conveyer belt, the both sides of carriage bottom surface front end all are established and are provided with the fretwork groove, two auxiliary guide mechanisms set up the top of two fretwork grooves respectively. It is mainly used for laying grass square sand barriers.

Description

Grass square sand barrier laying device

Technical Field

The utility model belongs to the technical field of agricultural machinery, and particularly relates to a grass square sand barrier laying device.

Background

The desertification of the land becomes more and more serious, and the problem is particularly prominent in countries with wide regions in China. Thus, the land desertification is remedied, and the influence of the grass square grid on the sand flowing fixation is obvious, and if the grass square grid is manually laid, the working environment condition of the sand area is bad, so that the labor efficiency is low. Therefore, the grass square sand barriers are arranged to be mechanically constructed, and the complex labor of people is replaced by automatic mechanical operation in order to further accelerate the progress of manual sand fixation.

Disclosure of Invention

In view of the above, the utility model aims to provide a grass square sand barrier laying device so as to solve the problem of low labor efficiency of manually laying grass square.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a grass square sand barrier laying device, it includes tractor, carriage, carries grass mechanism, two grass cutting mechanism and hydraulic system, the carriage sets up at the tractor rear, the tractor pulls the carriage and removes, it sets up inside the carriage to carry grass mechanism, it includes motor, conveyer belt, support pivot and two auxiliary guide mechanisms to carry grass mechanism, support the pivot and rotate in the carriage, just support the bottom surface interval setting of pivot and carriage, the output of motor passes through the conveyer belt and is connected with supporting the pivot, the both sides of carriage bottom surface front end all are provided with the fretwork groove, two auxiliary guide mechanisms set up the top of two fretwork grooves respectively, the rear of two fretwork groove bottoms all is equipped with and inserts grass mechanism, and two grass cutting mechanisms all set up in the carriage bottom and all are connected with hydraulic system, hydraulic system drives and inserts grass mechanism motion.

Still further, auxiliary guiding mechanism includes first auxiliary roller and second auxiliary roller, first auxiliary roller and second auxiliary roller level and relative rotation set up in the fretwork groove top, connect through first rotation axis between two auxiliary guiding mechanism's the first auxiliary roller, connect through the second rotation axis between two auxiliary guiding mechanism's the second auxiliary roller.

Furthermore, gears are arranged on the first rotating shaft and the second rotating shaft, and the gears on the first rotating shaft are meshed with the gears on the second rotating shaft.

Furthermore, the two sides of the carriage are provided with supporting frames, and the two ends of the supporting rotating shaft are connected with the carriage through the supporting frames.

Still further, grass mechanism includes grass pressing wheel, connecting rod and pneumatic cylinder, the one end of connecting rod rotates to be connected in the carriage bottom, the other end of connecting rod is connected with grass pressing wheel, the pneumatic cylinder is connected with hydraulic system, the output of pneumatic cylinder is connected and drives the rotation of connecting rod with the middle part of connecting rod.

Further, the motor is arranged on the tail end of the bottom surface of the carriage, and the conveyor belt is obliquely arranged.

Further, a plurality of protrusions are uniformly arranged on the outer surface of the supporting rotating shaft at intervals.

Still further, hydraulic system includes oil tank, hydraulic pump, electrohydraulic switching valve, hydraulically controlled check valve, check valve and sequential valve, the oil inlet end and the oil tank of hydraulic pump are connected, the oil outlet end of hydraulic pump divide into two, and one of them is connected with the A mouth of check valve, and another is connected with the oil tank through the sequential valve, the B mouth of check valve is connected with the P mouth of electrohydraulic switching valve, the A mouth of electrohydraulic switching valve is connected with the lower cavity of pneumatic cylinder, the B mouth of electrohydraulic switching valve is connected with the A mouth of hydraulically controlled check valve, the B mouth of hydraulically controlled check valve is connected with the last cavity of pneumatic cylinder.

Furthermore, a point contact type pressure gauge is arranged between the port B of the hydraulic control one-way valve and the upper cavity of the hydraulic cylinder.

Furthermore, the port A of the electrohydraulic reversing valve is also connected with the port K of the hydraulic control one-way valve.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the grass conveying mechanism is arranged on the carriage, so that the traditional manual grass square grid layout is replaced by automatic mechanical operation, the labor intensity of staff is reduced, and the working efficiency of grass square grid layout is improved;

2. the auxiliary guide mechanism is provided with the auxiliary roller, and the auxiliary roller plays a role in guiding the grass square lattice and reducing resistance during conveying of the grass;

3. according to the grass cutting machine, the grass square grid laid is pressed into the sand by the grass pressing wheel of the grass cutting mechanism, grass cutting operation is completed, and the depth of pressed sand is controlled by the hydraulic cylinder controlled by the hydraulic system.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

FIG. 1 is a schematic front view of the overall structure of a grass square sand barrier paving device according to the present utility model;

FIG. 2 is a schematic top view showing the overall structure of a grass square sand barrier laying device according to the present utility model

FIG. 3 is a right side view schematically showing the overall structure of a grass square sand barrier laying device according to the present utility model;

FIG. 4 is a three-dimensional schematic view of the overall structure of a grass square sand barrier paving apparatus according to the present disclosure;

FIG. 5 is a schematic view of the construction of a grass cutting mechanism of a grass square sand barrier paving device according to the present disclosure;

fig. 6 is a hydraulic system diagram of a grass square sand barrier laying device according to the utility model.

The hydraulic control system comprises a 1-tractor, a 2-carriage, a 3-supporting rotating shaft, a 4-supporting frame, a 5-first auxiliary roller, a 6-second auxiliary roller, a 7-motor, an 8-gear, a 9-conveyor belt, a 10-grass pressing wheel, an 11-hydraulic cylinder, a 12-oil tank, a 13-hydraulic pump, a 14-electrohydraulic reversing valve, a 15-point contact pressure gauge, a 16-hydraulic control one-way valve, a 17-one-way valve and an 18-sequence valve.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It should be noted that, in the case of no conflict, embodiments of the present utility model and features of the embodiments may be combined with each other, and the described embodiments are only some embodiments of the present utility model, not all embodiments.

Referring to fig. 1-6 for describing the present embodiment, a grass square sand barrier laying device comprises a tractor 1, a carriage 2, a grass conveying mechanism, two grass inserting mechanisms and a hydraulic system, wherein the carriage 2 is arranged behind the tractor 1, the tractor 1 pulls the carriage 2 to move, the grass conveying mechanism is arranged inside the carriage 2, the grass conveying mechanism comprises a motor 7, a conveyor belt 9, a supporting rotating shaft 3 and two auxiliary guiding mechanisms, the supporting rotating shaft 3 rotates in the carriage 2, the supporting rotating shaft 3 is arranged at intervals with the bottom surface of the carriage 2, the output end of the motor 7 is connected with the supporting rotating shaft 3 through the conveyor belt 9, the two sides of the front end of the bottom surface of the carriage 2 are respectively provided with a hollow groove, the two auxiliary guiding mechanisms are respectively arranged above the two hollow grooves, grass inserting mechanisms are respectively arranged behind the bottoms of the two hollow grooves, the two grass cutting mechanisms are arranged at the bottom of the carriage 2 and are connected with a hydraulic system, the hydraulic system drives the grass cutting mechanisms to move, the motor 7 is arranged on the tail end of the bottom surface of the carriage 2, the conveyor belt 9 is obliquely arranged, in the embodiment, the conveyor belt 9 is connected with the middle position of the supporting rotating shaft 3 so as to divide the supporting rotating shaft 3 into left and right sides, therefore, two grass winding rollers can be simultaneously arranged on the supporting rotating shaft 3 on the two sides of the conveyor belt 9 so as to lay a grass curtain, the grass curtain rotates on the supporting rotating shaft 3 to form the grass roller, the motor 7 drives the supporting rotating shaft 3 to rotate through the conveyor belt 9 so as to drive the grass roller on the supporting rotating shaft 3 to rotate, one end of the grass curtain is led out of the carriage from the hollow groove through the auxiliary guide mechanism, the whole grass conveying action is completed after the grass curtain is led out of the carriage 2 through the auxiliary guide mechanism, the auxiliary guide mechanism plays a role in guiding the grass curtain and reducing resistance in the grass conveying, the grass curtain after being conveyed out of the carriage 2 is pressed into the sand by the grass inserting mechanism to complete grass inserting operation, so that the whole grass square lattice is paved, and the paving direction in the paving process is consistent with the travelling direction of the tractor 1.

In this embodiment auxiliary guiding mechanism includes first auxiliary roller 5 and second auxiliary roller 6, first auxiliary roller 5 and second auxiliary roller 6 level and relative rotation set up in the fretwork groove top, connect through first rotation axis between two auxiliary guiding mechanism's the first auxiliary roller 5, connect through the second rotation axis between two auxiliary guiding mechanism's the second auxiliary roller 6, one end of grass curtain is through between first auxiliary roller 5 and the second auxiliary roller 6, thereby draws forth carriage 2 with the grass curtain through the rotation of first auxiliary roller 5 and second auxiliary roller 6, has played the effect to the grass curtain direction and reduce the resistance when the grass curtain is carried.

In this embodiment, the first rotating shaft and the second rotating shaft are both provided with gears 8, the gears 8 on the first rotating shaft are meshed with the gears 8 on the second rotating shaft, and the arrangement of the gears 8 makes the relative rotation between the first auxiliary roller 5 and the second auxiliary roller 6 more stable.

In this embodiment, the two sides of the carriage 2 are respectively provided with a supporting frame 4, two ends of the supporting rotating shaft 3 are respectively connected with the carriage 2 through the supporting frames 4, and the supporting frames 4 are used for supporting and connecting the carriage 2 to support the rotating shaft 3.

In this embodiment grass mechanism includes grass pressing wheel 10, connecting rod and pneumatic cylinder 11, the one end of connecting rod rotates to be connected in carriage 2 bottom, the other end of connecting rod is connected with grass pressing wheel 10, pneumatic cylinder 11 is connected with hydraulic system, the output of pneumatic cylinder 11 is connected with the middle part of connecting rod and drives the rotation of connecting rod, and the grass curtain behind the auxiliary guide mechanism delivery carriage 2 is impressed into the sand under grass pressing wheel 10's effect, and wherein pneumatic cylinder 11 passes through the lift of connecting rod control grass pressing wheel 10 to the degree of depth that control grass pressing wheel 10 impressed, and lifts up grass pressing wheel 10 when not laying grass square and marcing.

In this embodiment, a plurality of protrusions are uniformly arranged on the outer surface of the supporting rotating shaft 3 at intervals, and the protrusions are arranged to increase friction between the outer surface of the supporting rotating shaft 3 and the grass roller, so that the grass roller is driven to rotate by the supporting rotating shaft 3.

In this embodiment, the hydraulic system includes an oil tank 12, a hydraulic pump 13, an electrohydraulic reversing valve 14, a pilot-operated check valve 16, a check valve 17 and a sequence valve 18, an oil inlet end of the hydraulic pump 13 is connected with the oil tank 12, an oil outlet end of the hydraulic pump 13 is divided into two branches, one branch is connected with an A port of the check valve 17, the other branch is connected with the oil tank 12 through the sequence valve 18, a B port of the check valve 17 is connected with a P port of the electrohydraulic reversing valve 14, an A port of the electrohydraulic reversing valve 14 is connected with a lower cavity of the hydraulic cylinder 11, a B port of the electrohydraulic reversing valve 14 is connected with an A port of the pilot-operated check valve 16, and a B port of the pilot-operated check valve 16 is connected with an upper cavity of the hydraulic cylinder 11.

In this embodiment, a point contact pressure gauge 15 is disposed between the port B of the pilot operated check valve 16 and the upper cavity of the hydraulic cylinder 11.

In this embodiment, the port a of the electro-hydraulic directional valve 14 is also connected to the port K of the pilot operated check valve 16.

The hydraulic system in this embodiment keeps the grass-pressing wheel 10 deep into the ground by giving a certain pressure to the hydraulic cylinder 11. The system adopts an automatic oil supplementing and pressure maintaining loop of a hydraulic control one-way valve 16 and an electric contact pressure gauge 15. When the right position of the electro-hydraulic reversing valve 17 is connected into the loop, the port B of the electro-hydraulic reversing valve 17 feeds oil into the upper cavity of the hydraulic cylinder 11, and the piston of the hydraulic cylinder 11 descends, so that the pressure of the lower cavity is increased. When the pressure is increased to the upper limit of the set pressure of the electric contact pressure gauge 15, the electric contact pressure gauge 15 sends out an electric signal, the electro-hydraulic reversing valve 17 is switched back to the middle position, the hydraulic pump 13 can unload, and the pressure maintaining at the moment is completed by the one-way valve 16. When the pressure drops to the lower pressure limit set by the electric contact pressure gauge 15, the right position of the electrohydraulic reversing valve 17 continues to be connected into the circuit, and the hydraulic pump 13 continues to supply oil to the hydraulic cylinder 11 so that the pressure rises again.

In this embodiment, when the right position of the electro-hydraulic directional valve 17 is connected to the circuit, the port B of the electro-hydraulic directional valve 17 is used for feeding oil into the upper cavity of the hydraulic cylinder 2, the piston of the hydraulic cylinder 11 is lowered, and when the left position of the electro-hydraulic directional valve 17 is connected to the circuit, the port a of the electro-hydraulic directional valve 17 is used for feeding oil into the lower cavity of the hydraulic cylinder 2, and the piston of the hydraulic cylinder 11 is raised.

In the embodiment, the grass conveying mechanism is arranged on the carriage 2, so that the traditional manual grass square grid layout is replaced by automatic mechanical operation, the labor intensity of workers is reduced, and the working efficiency of grass square grid layout is improved.

In the embodiment, the grass square lattice laid is pressed into the sand by the grass pressing wheel 10 of the grass inserting mechanism, the grass inserting operation is completed, and the depth of the pressed sand is controlled by the hydraulic cylinder 11 controlled by the hydraulic system.

The embodiments of the utility model disclosed above are intended only to help illustrate the utility model. The examples are not intended to be exhaustive or to limit the utility model to the precise forms disclosed. Many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model.

Claims

1. The utility model provides a grass square sand barrier laying device which characterized in that: it includes tractor (1), carriage (2), carries grass mechanism, two grass mechanisms and hydraulic system, carriage (2) set up at tractor (1) rear, tractor (1) pulls carriage (2) and removes, it sets up inside carriage (2) to carry grass mechanism, it includes motor (7), conveyer belt (9), supports pivot (3) and two supplementary guiding mechanism to carry grass mechanism, in supporting pivot (3) rotate carriage (2), just support pivot (3) and carriage (2) bottom surface interval setting, the output of motor (7) is connected with supporting pivot (3) through conveyer belt (9), the both sides of carriage (2) bottom surface front end all are provided with the fretwork groove, the rear of two fretwork groove bottoms all is equipped with grass mechanism, and two grass mechanisms all set up in carriage (2) bottom and all are connected with hydraulic system, grass mechanism is inserted in the carriage drive.

2. A grass square sand barrier paving apparatus as defined in claim 1, wherein: the auxiliary guide mechanism comprises a first auxiliary roller (5) and a second auxiliary roller (6), wherein the first auxiliary roller (5) and the second auxiliary roller (6) are horizontally and relatively rotatably arranged above the hollow groove, the first auxiliary rollers (5) of the two auxiliary guide mechanisms are connected through a first rotating shaft, and the second auxiliary rollers (6) of the two auxiliary guide mechanisms are connected through a second rotating shaft.

3. A grass square sand barrier paving apparatus as defined in claim 2, wherein: the first rotating shaft and the second rotating shaft are respectively provided with a gear (8), and the gears (8) on the first rotating shaft are meshed with the gears (8) on the second rotating shaft.

4. A grass square sand barrier paving apparatus as defined in claim 1, wherein: both sides of carriage (2) all are equipped with support frame (4), the both ends of supporting pivot (3) all are connected with carriage (2) through support frame (4).

5. A grass square sand barrier paving apparatus as defined in claim 1, wherein: the grass cutting mechanism comprises a grass pressing wheel (10), a connecting rod and a hydraulic cylinder (11), one end of the connecting rod is rotationally connected to the bottom of the carriage (2), the other end of the connecting rod is connected with the grass pressing wheel (10), the hydraulic cylinder (11) is connected with a hydraulic system, and the output end of the hydraulic cylinder (11) is connected with the middle of the connecting rod and drives the connecting rod to rotate.

6. A grass square sand barrier paving apparatus as defined in claim 1, wherein: the motor (7) is arranged at the tail end of the bottom surface of the carriage (2), and the conveyor belt (9) is obliquely arranged.

7. A grass square sand barrier paving apparatus as defined in claim 1, wherein: a plurality of protrusions are uniformly arranged on the outer surface of the supporting rotating shaft (3) at intervals.

8. A grass square sand barrier paving apparatus as defined in claim 5, wherein: the hydraulic system comprises an oil tank (12), a hydraulic pump (13), an electrohydraulic reversing valve (14), a hydraulic control one-way valve (16), a one-way valve (17) and a sequence valve (18), wherein the oil inlet end of the hydraulic pump (13) is connected with the oil tank (12), the oil outlet end of the hydraulic pump (13) is divided into two branches, one branch is connected with an A port of the one-way valve (17) and the other branch is connected with the oil tank (12) through the sequence valve (18), a B port of the one-way valve (17) is connected with a P port of the electrohydraulic reversing valve (14), the A port of the electrohydraulic reversing valve (14) is connected with a lower cavity of the hydraulic cylinder (11), and the B port of the electrohydraulic reversing valve (14) is connected with an A port of the hydraulic control one-way valve (16), and the B port of the hydraulic control one-way valve (16) is connected with an upper cavity of the hydraulic cylinder (11).

9. A grass square sand barrier paving apparatus as defined in claim 8, wherein: a point contact type pressure gauge (15) is arranged between the port B of the hydraulic control one-way valve (16) and the upper cavity of the hydraulic cylinder (11).

10. A grass square sand barrier paving apparatus as defined in claim 9, wherein: the port A of the electrohydraulic reversing valve (14) is also connected with the port K of the hydraulic control one-way valve (16).