CN216253999U

CN216253999U - Agricultural weeding device

Info

Publication number: CN216253999U
Application number: CN202122682901.1U
Authority: CN
Inventors: 王丽萍; 马成立
Original assignee: Sichuan Shengli Agricultural Technology Co ltd
Current assignee: Sichuan Shengli Agricultural Technology Co ltd
Priority date: 2021-11-04
Filing date: 2021-11-04
Publication date: 2022-04-12
Anticipated expiration: 2031-11-04

Abstract

The utility model relates to the technical field of agricultural weeding, in particular to an agricultural weeding device which comprises a transport vehicle, wherein a dust cover is fixedly connected to the middle of the top surface of the transport vehicle, an installation frame is arranged at the top of the dust cover, a first motor is fixedly connected to the middle of the top surface of the installation frame, and a spline shaft is fixedly connected to the output end of the first motor. The utility model has the advantages that: through the output fixedly connected with integral key shaft of first motor, integral key shaft and spline groove sliding connection, and the equal fixedly connected with lead screw of output of two second motors, two screwed pipes respectively with lead screw threaded connection, first motor circular telegram operation, and then transfer the blade disc and rotate, weed the operation, two synchronous circular telegram operations of second motor, make two lead screws respectively and carry out relative rotation between two screwed pipes, and then drive mounting disc and blade disc and carry out altitude mixture control, be convenient for realize carrying out altitude mixture control according to the wearing and tearing volume of blade disc, thereby be convenient for carry out the weeding operation.

Description

Agricultural weeding device

Technical Field

The utility model relates to the technical field of agricultural weeding, in particular to an agricultural weeding device.

Background

In the agricultural production process, weeds can absorb nutrition of crops to cause the yield of the crops to be reduced, in order to improve the yield of the crops and avoid the influence of the weeds on the growth of the crops, the weeds need to be removed regularly, the weeds cannot be avoided to compete for nutrients, light and space with crops in the agricultural production process, the weeds can also become hosts of certain plant diseases and insect pests, and the difficulty in agricultural production is how to remove the weeds, the conventional agriculture uses a herbicide to remove the weeds or carries out mechanical weeding, namely, the rotary cutter is used for crushing the weeds, and the following defects are also existed while the weeding problem is solved:

the cutter disc mounting height among the current weeding device is comparatively fixed, and then can not carry out altitude mixture control according to the wearing and tearing volume of cutter, and then causes the weeding not thorough.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide an agricultural weeding device.

The purpose of the utility model is realized by the following technical scheme: an agricultural weeding device comprises a transport vehicle, wherein a dust cover is fixedly connected to the middle of the top surface of the transport vehicle, a mounting frame is arranged at the top of the dust cover, a first motor is fixedly connected to the middle of the top surface of the mounting frame, a spline shaft is fixedly connected to the output end of the first motor, second motors are fixedly connected to the two sides of the middle of the mounting frame, a lead screw is fixedly connected to the output ends of the two second motors, a through hole is formed in the middle of the top surface of the transport vehicle, a mounting disc is arranged inside the through hole, screwed pipes are fixedly connected to the two sides of the top surface of the mounting disc and are respectively in threaded connection with the lead screw, a bearing is fixedly connected to the middle of the mounting disc, a connecting shaft is fixedly connected to the inside of the bearing, a spline groove is formed in the top end of the connecting shaft, and the spline shaft is in sliding connection with the spline groove, the bottom end of the connecting shaft is fixedly connected with a cutter head.

Optionally, the middle part of the bottom surface of the transport vehicle is fixedly connected with a flow guide frame, a gap is reserved between the inner wall of the flow guide frame and the outer wall of the cutter head, and movement interference between the rotating cutter head and the flow guide frame is avoided.

Optionally, the dust cover passes through the middle part fixed connection of bolt and transport vechicle bottom surface, the dust cover internal diameter is the same with the internal diameter of through-hole, can avoid the dust of uplifting and broken weeds departure, protects the user.

Optionally, two the bottom of screwed pipe is all through the both sides fixed connection of welding mode and mounting disc top surface, two the screwed pipe all runs through the dust cover completely, two the screwed pipe all with dust cover sliding connection, two screwed pipes can be convenient for carry out threaded connection with two lead screws, realize that the mounting disc drives the blade disc and carry out altitude mixture control.

Optionally, the bottom of connecting axle is through the top surface fixed connection of welding mode with the blade disc, the axis of connecting axle and the axis collineation of blade disc, the dust cover is run through completely to the connecting axle, through integral key shaft and spline groove sliding connection, is convenient for first motor drive blade disc and rotates to the realization does not shut down the height of adjusting the blade disc.

The utility model has the following advantages:

1. this agricultural weeding device, output fixedly connected with integral key shaft through first motor, integral key shaft and spline groove sliding connection, and the equal fixedly connected with lead screw of output of two second motors, two screwed pipes respectively with lead screw threaded connection, first motor circular telegram operation, and then mobilize the blade disc and rotate, weed the operation, two synchronous circular telegram operations of second motor, make two lead screws respectively and two screwed pipes between carry out relative rotation, and then drive mounting disc and blade disc and carry out altitude mixture control, be convenient for realize carrying out altitude mixture control according to the wearing and tearing volume of blade disc, thereby be convenient for carry out the weeding operation.

2. This agricultural weeding device, middle part fixedly connected with dust cover through the transport vechicle top surface, the middle part fixed connection water conservancy diversion frame of transport vechicle bottom surface, and then can prevent effectively that weeds from jumping out from through-hole and transport vechicle bottom, guarantee user's personal safety, middle part fixedly connected with bearing through the mounting disc, the connecting axle cup joints with the bearing mutually, and then can make the mounting disc drive the cutter head and carry out the synchronization action, integral key shaft and spline groove sliding connection simultaneously, and then can be when adjusting the cutter head height, keep being connected with the integral key shaft, thereby needn't shut down and adjust, and overall structure is simple, convenient to use person adjusts the use.

Drawings

FIG. 1 is a schematic view of a first perspective structure of the present invention;

FIG. 2 is a schematic view of a second perspective structure of the present invention;

FIG. 3 is a schematic view of a third viewing angle structure according to the present invention;

FIG. 4 is a schematic view of the structure of the mounting bracket of the present invention;

fig. 5 is a schematic structural view of the mounting plate of the present invention.

In the figure: the method comprises the following steps of 1-a transport vehicle, 2-a bearing, 3-a mounting frame, 4-a connecting shaft, 5-a spline groove, 6-a spline shaft, 7-a first motor, 8-a second motor, 9-a screw rod, 10-a threaded pipe, 11-a dustproof cover, 12-a mounting disc, 13-a through hole, 14-a cutter head and 15-a guide frame.

Detailed Description

The utility model will be further described with reference to the accompanying drawings, but the scope of the utility model is not limited to the following.

As shown in figures 1 to 5, an agricultural weeding device comprises a transport vehicle 1, a dust cover 11 is fixedly connected to the middle of the top surface of the transport vehicle 1, a mounting frame 3 is arranged on the top of the dust cover 11, a first motor 7 is fixedly connected to the middle of the top surface of the mounting frame 3, a spline shaft 6 is fixedly connected to the output end of the first motor 7, second motors 8 are fixedly connected to both sides of the middle of the mounting frame 3, lead screws 9 are fixedly connected to the output ends of the two second motors 8, a through hole 13 is formed in the middle of the top surface of the transport vehicle 1, a mounting disc 12 is arranged inside the through hole 13, threaded pipes 10 are fixedly connected to both sides of the top surface of the mounting disc 12, the two threaded pipes 10 are respectively in threaded connection with the lead screws 9, a bearing 2 is fixedly connected to the middle of the mounting disc 12, a connecting shaft 4 is fixedly connected to the inside of the bearing 2, a spline groove 5 is formed in the top end of the connecting shaft 4, and the spline shaft 6 is in sliding connection with the spline groove 5, the bottom end of the connecting shaft 4 is fixedly connected with a cutter head 14.

As an optional technical scheme of the utility model: the middle part of the bottom surface of the transport vehicle 1 is fixedly connected with a flow guide frame 15, a gap is reserved between the inner wall of the flow guide frame 15 and the outer wall of the cutter head 14, an opening is reserved on one side, away from the running direction, of the flow guide frame 15, the flow guide frame 15 can guide smashed weeds conveniently, the weeds can fly out from the opening of the flow guide frame 15, and the injury to the feet of a user is avoided.

As an optional technical scheme of the utility model: dust cover 11 passes through the middle part fixed connection of bolt and 1 bottom surfaces of transport vechicle, and the dust cover 11 internal diameter is the same with the internal diameter of through-hole 13, and dust and the broken weeds departure that raise can be avoided to dust cover 11, and then protects the user, and convenient to use person promotes transport vechicle 1 and carries out the weeding operation.

As an optional technical scheme of the utility model: the bottom of two screwed pipes 10 is all through the both sides fixed connection of welding mode and mounting disc 12 top surface, and two screwed pipes 10 all run through dust cover 11 completely, and two screwed pipes 10 all with dust cover 11 sliding connection, two screwed pipes 10 can be convenient for carry out threaded connection with two lead screws 9, and then under the drive of two second motors 8, realize that mounting disc 12 drives blade disc 14 and carries out altitude mixture control.

As an optional technical scheme of the utility model: the bottom of connecting axle 4 is through welding mode and the top surface fixed connection of blade disc 14, and the axis of connecting axle 4 and the axis collineation of blade disc 14, and dust cover 11 is run through completely to connecting axle 4, and connecting axle 4 passes through bearing 2 and is connected with the rotation of mounting disc 12, and then through integral key shaft 6 and spline groove 5 sliding connection, and the first motor 7 of being convenient for drives blade disc 14 and rotates to the realization does not shut down the height of adjusting blade disc 14.

The utility model discloses a need following step during the use:

1) when the weeding machine is used, the first motor 7 is electrified to operate, and is in sliding connection with the spline groove 5 through the spline shaft 6, so that the cutter head 14 can be driven to rotate, and weeding is realized;

2) the two second motors 8 are electrified to operate to respectively drive the two screw rods 9 to rotate, and the two screw rods 9 respectively rotate relative to the two threaded pipes 10, so that the mounting disc 12 drives the cutter disc 14 to adjust the height, and the purpose of adjusting the weeding height of the cutter disc 14 is facilitated;

3) due to the fact that the spline shaft 6 is in sliding connection with the spline groove 5, the cutter head 14 can be adjusted without stopping, and operation and use of a user are facilitated.

In conclusion, when the utility model is used by a user, the output end of the first motor 7 is fixedly connected with the spline shaft 6, the spline shaft 6 is connected with the spline groove 5 in a sliding manner, the output ends of the two second motors 8 are both fixedly connected with the lead screw 9, the two threaded pipes 10 are respectively in threaded connection with the lead screw 9, the first motor 7 is operated by electricity to further move the cutter head 14 to rotate for weeding operation, the two second motors 8 are operated by electricity synchronously to enable the two lead screws 9 to rotate relative to the two threaded pipes 10 respectively, further to drive the mounting disc 12 and the cutter head 14 to perform height adjustment, so that the height adjustment according to the abrasion loss of the cutter head 14 is conveniently realized, the weeding operation is conveniently performed, the middle part of the top surface of the transport vehicle 1 is fixedly connected with the dust cover 11, the middle part of the bottom surface of the transport vehicle 1 is fixedly connected with the guide frame 15, and further, weeds can be effectively prevented from jumping out from the through hole 13 and the bottom end of the transport vehicle 1, guarantee user's personal safety, middle part fixedly connected with bearing 2 through mounting disc 12, connecting axle 4 cup joints with bearing 2 mutually, and then can make mounting disc 12 drive blade disc 14 carry out the synchronization action, integral key shaft 6 and spline groove 5 sliding connection simultaneously, and then can keep being connected with integral key shaft 6 when adjusting the 14 heights of blade disc, thereby needn't shut down and adjust, and overall structure is simple, and convenient to use person adjusts the use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An agricultural weeding device, which is characterized in that: comprises a transport vehicle (1), wherein the middle part of the top surface of the transport vehicle (1) is fixedly connected with a dust cover (11), the top of the dust cover (11) is provided with a mounting rack (3), the middle part of the top surface of the mounting rack (3) is fixedly connected with a first motor (7), the output end of the first motor (7) is fixedly connected with a spline shaft (6), the two sides of the middle part of the mounting rack (3) are both fixedly connected with second motors (8), the output ends of the two second motors (8) are both fixedly connected with a lead screw (9), the middle part of the top surface of the transport vehicle (1) is provided with a through hole (13), an installation disc (12) is arranged inside the through hole (13), the two sides of the top surface of the installation disc (12) are both fixedly connected with threaded pipes (10), the two threaded pipes (10) are respectively in threaded connection with the lead screw (9), the middle part of the installation disc (12) is fixedly connected with a bearing (2), the inside fixedly connected with connecting axle (4) of bearing (2), spline groove (5) have been seted up on the top of connecting axle (4), integral key shaft (6) and spline groove (5) sliding connection, the bottom fixedly connected with blade disc (14) of connecting axle (4).

2. An agricultural weeding apparatus according to claim 1, wherein: the middle part of the bottom surface of the transport vehicle (1) is fixedly connected with a flow guide frame (15), and a gap is reserved between the inner wall of the flow guide frame (15) and the outer wall of the cutter head (14).

3. An agricultural weeding apparatus according to claim 1, wherein: the dust cover (11) is fixedly connected with the middle of the bottom surface of the transport vehicle (1) through bolts, and the inner diameter of the dust cover (11) is the same as that of the through hole (13).

4. An agricultural weeding apparatus according to claim 1, wherein: the bottom of two screwed pipe (10) all passes through the both sides fixed connection of welding mode and mounting disc (12) top surface, two screwed pipe (10) all runs through dust cover (11) completely, two screwed pipe (10) all with dust cover (11) sliding connection.

5. An agricultural weeding apparatus according to claim 1, wherein: the bottom of connecting axle (4) passes through the top surface fixed connection of welding mode and blade disc (14), the axis of connecting axle (4) and the axis collineation of blade disc (14), dust cover (11) is run through completely in connecting axle (4).