CN212087766U

CN212087766U - Three-wheel spraying device

Info

Publication number: CN212087766U
Application number: CN202020711268.7U
Authority: CN
Inventors: 秦邵恩; 秦广泉
Original assignee: Hefei Duojia Agricultural Science And Technology Co ltd
Current assignee: Hefei Duojia Agricultural Science And Technology Co ltd
Priority date: 2020-05-04
Filing date: 2020-05-04
Publication date: 2020-12-08
Anticipated expiration: 2030-05-04

Abstract

The utility model relates to a three-wheel spraying device, which comprises a three-wheel vehicle body and a spraying system, wherein the front end of the three-wheel vehicle body is lower than the rear end, the spraying system comprises a medicine box arranged at the bottom of the three-wheel vehicle body, a horizontal revolute pair is connected between the front end of the medicine box and the bottom of the three-wheel vehicle body, and the bottom of the medicine box is an arc surface which inclines downwards from front to back; the utility model discloses a tricycle atomizer through setting up the tricycle automobile body into the form that the back is high low before, has both guaranteed the trafficability characteristic of tricycle automobile body between the crop, and the focus of greatly reduced tricycle automobile body itself simultaneously rotates the medical kit front end and fixes in tricycle automobile body bottom, has alleviateed the load of tricycle automobile body and sinking of wheel greatly, has reduced the design requirement to tricycle automobile body structural strength, has guaranteed tricycle automobile body walking ability and has surged the barrier ability.

Description

Three-wheel spraying device

Technical Field

The utility model relates to the field of agricultural machinery, specifically a tricycle atomizer.

Background

With the national implementation of the agricultural level improvement and the rural infrastructure policy acceleration, the agricultural machinery industry in China is remarkably developed, and a plurality of small industries such as internal combustion engines, tractors, transportation machinery, harvesting machinery, animal husbandry machinery, towed accessories and the like are formed, and a complete industrial system is formed. The rapid development of agricultural machinery and the application thereof in rural areas accelerate the structural innovation of agricultural labor in rural areas in China, and the rapid development and the application promote the new rural construction and the development of rural economy in China. However, most of the existing agricultural machines have large volume, complex structure, poor trafficability characteristic and poor applicability in small fields. Although a machine suitable for a small field is developed in the prior art, for example, a Chinese patent with a patent number of CN204713236U discloses a high-trafficability remote control three-wheel agricultural locomotive which is compact, light, efficient and safe in structure, reduces the driving force required by the locomotive, and reduces the damage of the locomotive to crops when the locomotive runs in a crop field, the locomotive has a plurality of defects, in order to ensure trafficability, the overall height of the locomotive body is higher, when the locomotive is used for spraying, a medicine box is placed on the locomotive body, the gravity center is high, the load of the locomotive body is large, and the stability is poor, the sinking depth is large, the requirement on structural design strength is high, and the like.

Disclosure of Invention

An object of the utility model is to provide a tricycle atomizer in order to solve above-mentioned not enough.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a tricycle atomizer, includes tricycle automobile body and spraying system, the front end height of tricycle automobile body be less than the rear end height, spraying system is connected with the horizontal revolute pair including setting up in the medical kit of tricycle automobile body bottom between medical kit front end and the tricycle automobile body bottom, the medical kit bottom is the decurrent arcwall face of slope from the past to the back.

Furthermore, the rear end of the medicine chest is flexibly connected with the tricycle body through a lifting device.

Furthermore, the horizontal revolute pair is connected with the medicine chest or the tricycle body through a vertical revolute pair.

Furthermore, elevating gear include the telescopic link, telescopic link upper end and tricycle automobile body bottom fixed connection, the lower extreme passes through flexonics spare and medical kit rear end upper portion fixed connection.

Furthermore, the lifting device comprises a winding roller fixed at the bottom of the tricycle body in a rotating manner, the winding roller is connected with a driving motor, a flexible connecting piece is wound on the winding roller, and the lower end of the flexible connecting piece is fixedly connected with the upper part of the rear end of the medicine box.

Furthermore, the front part of the medicine chest is arc-shaped and upwards tilts and is provided with a conical or arc-shaped seedling separating part.

Furthermore, a spraying rod is arranged at the rear end of the tricycle body.

Furthermore, the lower part of the rear end of the medicine box is an arc-shaped surface which inclines upwards.

Further, the bottom of the medicine chest is provided with a wear-resistant layer.

Furthermore, the tricycle body is a self-propelled vehicle, a remote-control vehicle or a self-navigation vehicle.

Compared with the prior art, the utility model beneficial effect who has is:

1. the utility model discloses a three-wheel spraying device, through setting up the tricycle automobile body into the form that the back is high low before, both guaranteed the trafficability characteristic of tricycle automobile body between the crop, simultaneously greatly reduced tricycle automobile body's focus itself.

2. The front end of the medicine box is rotationally fixed at the bottom of the tricycle body, the bottom slides on the ground when the medicine box moves forward, the load of the tricycle body and the sinking of wheels are greatly reduced, the design requirement on the structural strength of the tricycle body is lowered, the medicine box can rotate around a horizontal revolute pair, and the better obstacle crossing capability is ensured.

3. The rear end of the medicine box is flexibly connected with the bottom of the tricycle body through the lifting device, the rear end of the medicine box can be lifted through the lifting device, and meanwhile, the rear end of the medicine box can also rotate, so that the backward walking capability and the obstacle crossing capability of the tricycle body are guaranteed.

Drawings

FIG. 1 is a schematic structural diagram according to a first embodiment;

FIG. 2 is a first schematic structural view of a medicine chest;

FIG. 3 is a schematic structural diagram according to a second embodiment;

FIG. 4 is a schematic view of the connection between the rotating shaft and the vertical revolute pair;

FIG. 5 is a schematic structural diagram of the third embodiment;

FIG. 6 is a schematic structural diagram according to a fourth embodiment;

FIG. 7 is a second schematic view of the structure of the medicine chest;

FIG. 8 is a schematic structural view of the tricycle body with a slot at the rear end.

The reference numbers in the figures are: the device comprises a 1-tricycle body, a 2-steering power system, a 3-medicine box, a 31-seedling separating part, a 4-spraying rod, a 5-suspension lug, a 6-rotating shaft, a 7-friction-resistant layer, an 8-telescopic rod, a 9-flexible connecting piece, a 10-winding roller, an 11-driving motor, a 12-shaft hole and a 13-vertical revolute pair.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example one

Referring to fig. 1 and 2, the three-wheel spraying device of the present embodiment includes a three-wheel vehicle body 1 and a spraying system, the three-wheel vehicle body 1 may be a self-propelled, remote-controlled or autonomous navigation vehicle, preferably a remote-controlled or autonomous navigation vehicle in the present embodiment, a front wheel of the three-wheel vehicle body 1 is connected to a steering power system 2, and a steering power system 2 is preferably a steering motor, and has the characteristics of simple structure and convenient control, the front wheel and a rear wheel are both connected to a power device, the power device may be an internal combustion engine or a motor, in the present embodiment, the power device is preferably a hub motor, the steering power system 2 and the power device are both connected to a control device, and the steering power system 2 is used to control the automatic walking and steering, the front end of the three-wheel vehicle body 1 in the walking direction is lower than the rear end, the front end of the three-wheel vehicle body 1 has only one wheel, even if the set The rear end of the tricycle body 1 is provided with two wheels, the trafficability of the rear end of the tricycle body 1 among crops is ensured by setting a normal height (the normal height is slightly higher than the height of the operated crops), the gravity center of the tricycle body 1 is greatly reduced by setting the tricycle body 1 to be low in the front and high in the rear, the spraying system comprises a medicine box 3 arranged at the bottom of the tricycle body 1 and a spraying rod 4 arranged at the rear end of the tricycle body 1, the front end of the medicine box 3 is horizontally and rotatably connected with the bottom of the tricycle body 1 through a horizontal rotating pair, the upper part of the front end of the medicine box 3 is provided with a shaft hole 12 along the width direction of the tricycle body 1, the horizontal rotating pair comprises a hanging lug 5 arranged at the bottom of the tricycle body 1, the medicine box 3 passes through the shaft hole 12 through a rotating shaft 6 to be rotatably hung on the hanging lug 5, and when the medicine box 3 meets a bulge or a ridge in the sliding, furthermore, the bottom of the medicine box 3 can not be in hard contact with the bulge or the ridge, the running resistance is reduced, and simultaneously, the hard contact extrusion damage between the bottom of the medicine box 3 and the bulge or the ridge is avoided, the width of the medicine box 3 (the size of the medicine box 3 in the width direction of the tricycle body 1) is preferably smaller, so that the trafficability of the medicine box 3 among crops is improved, as shown in figure 7, the front part of the medicine box 3 is arc-shaped and upwards tilts and is provided with a conical or arc-shaped seedling separating part 31, the arc-shaped surface can increase the contact area of the medicine box 3 and a paddy field when the medicine box 3 slides, and simultaneously can generate a certain lifting force, reduce the load of the tricycle body 1, reduce the sinking depth of wheels, the bottom of the medicine box 3 is provided with a wear-resistant layer 7, the wear-resistant layer 7 can be made of wear-resistant plastics or wear-resistant metal materials, the, the life of the medicine box 3 is prolonged.

Example two

Referring to fig. 3 and 4, the basic structure and principle of the present embodiment are the same as those of the first embodiment, except that the horizontal revolute pair is connected to the medicine box 3 or the tricycle body 1 through the vertical revolute pair 13, the upper portion of the front end of the medicine box 3 is connected to the horizontal revolute pair, the upper portion of the horizontal revolute pair is connected to the vertical revolute pair 13, and the upper portion of the vertical revolute pair 13 is connected to the bottom of the tricycle body 1, so that the medicine box 3 can rotate around the axis of the rotating shaft 6 of the horizontal revolute pair, and can also rotate around the axis of the vertical revolute pair 13, and further, when the tricycle body 1 turns, the medicine box 3 rotates around the vertical revolute pair 13, and when the tricycle body 1 turns, the bottom of the medicine box 3 is prevented from side-moving on the ground to affect turning and damage crops, and those skilled in the art understand that there is enough distance between two support legs at, obviously, the vertical revolute pair 13 can also be arranged at the bottom of the horizontal revolute pair, that is, the upper part of the front end of the medicine box 3 is connected with the vertical revolute pair 13, the upper part of the vertical revolute pair 13 is connected with the horizontal revolute pair, and the upper part of the horizontal revolute pair is connected with the bottom of the tricycle body 1.

EXAMPLE III

Referring to fig. 5, the basic structure and principle of the present embodiment are the same as those of the first embodiment, except that the rear end of the medicine box 3 is flexibly connected to the tricycle body 1 through a lifting device, the lifting device includes a telescopic rod 8, the telescopic rod 8 can be an electric telescopic rod or a hydraulic telescopic rod, preferably an electric telescopic rod, and has the advantage of convenient control, the upper end of the telescopic rod 8 is fixedly connected to the bottom of the tricycle body 1, the telescopic rod 8 can be connected to the tricycle body 1 through a common connection form selectable by a person skilled in the art such as welding, bolting, and the like, the lower end of the telescopic rod 8 is fixedly connected to the upper portion of the rear end of the medicine box 3 through a flexible connection member 9, preferably, the flexible connection member 9 is a steel wire belt or a steel wire rope, and has good tensile strength, when the telescopic rod 8 is extended, the, be connected with flexonics 9 between medical kit 3 and the telescopic link 8, because be flexonics between medical kit 3 and the telescopic link 8, medical kit 3 runs into arch or ridge when advancing the in-process that slides, 3 rear ends of medical kit can go up and down along with arch or ridge, avoid medical kit 3 to extrude between ground and telescopic link 8 and damage, when tricycle automobile body 1 reverses, telescopic link 8 retracts, it rises to drive 3 rear ends of medical kit, prevent to reverse in-process 3 rear ends of medical kit insert subaerially gradually, convenient the reversing through arch or ridge behind the suitable height that medical kit 3 rises simultaneously, 3 rear end lower parts of medical kit are the ascending arcwall face of slope, the trafficability characteristic when improving to reverse.

In this embodiment, the medicine chest 3 is located right behind the front wheel, and the sliding track of the medicine chest 3 and the traveling track of the front wheel are on the same straight line, so that damage to crops is reduced.

Example four

Referring to fig. 6, the present embodiment has the same principle as the three basic structures of the above embodiments, except that the lifting device includes a winding roller 10 rotatably fixed at the bottom of the tricycle body 1, the winding roller 10 is connected with a driving motor 11, a flexible connecting member 9 is wound on the winding roller 10, the driving motor 11 rotates to drive the winding roller 10 to rotate, the flexible connecting member 9 is wound or put down during the forward and reverse rotation of the winding roller 10, the lower end of the flexible connecting member 9 is fixedly connected with the upper part of the rear end of the medicine chest 3, the winding roller 10 drives the rear end of the medicine chest 3 to ascend when winding the flexible connecting member 9, so as to facilitate the backward walking of the tricycle body 1, the winding roller 10 puts down the flexible connecting member 9 to drive the rear end of the medicine chest 3 to descend.

To sum up, the utility model discloses a three-wheel atomizer, through setting up tricycle automobile body 1 to the high form in low back before, the trafficability characteristic of tricycle automobile body 1 between the crop has both been guaranteed, simultaneously greatly reduced tricycle automobile body 1's focus itself, rotate 3 front ends of medical kit and fix in tricycle automobile body 1 bottom, the bottom slides subaerial when medical kit 3 gos forward, the sinkage of the load of tricycle automobile body 1 and wheel has been alleviateed greatly, the design requirement to 1 structural strength of tricycle automobile body has been reduced, medical kit 3 can rotate the pair around the level, better ability of surmounting has been ensured, flexible connection between 3 rear ends of medical kit pass through elevating gear and tricycle automobile body 1 bottom, 3 rear end accessible elevating gear of medical kit go up and down, 3 rear ends of medical kit can also rotate simultaneously, tricycle automobile body 1 backward walking ability and the ability of surmounting have been guaranteed.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, as shown in fig. 8, the rear end of the cart body 1 is provided with a slot for the medicine box 3 to pass through, and any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A three-wheel spraying device comprises a three-wheel vehicle body and a spraying system, and is characterized in that: the front end height of tricycle automobile body be less than the rear end height, spraying system is including setting up in the medical kit of tricycle automobile body bottom, is connected with horizontal revolute pair between medical kit front end and the tricycle automobile body bottom, the medical kit bottom is the decurrent arcwall face of slope from the past to the back.

2. A three-wheel spray device as claimed in claim 1, wherein: the rear end of the medicine chest is flexibly connected with the tricycle body through a lifting device.

3. A three-wheel spray device as claimed in claim 1, wherein: the horizontal revolute pair is connected with the medicine chest or the tricycle body through the vertical revolute pair.

4. A three-wheel spray device as claimed in claim 2, wherein: the lifting device comprises a telescopic rod, the upper end of the telescopic rod is fixedly connected with the bottom of the tricycle body, and the lower end of the telescopic rod is fixedly connected with the upper part of the rear end of the medicine box through a flexible connecting piece.

5. A three-wheel spray device as claimed in claim 2, wherein: the lifting device comprises a winding roller fixed at the bottom of the tricycle body in a rotating mode, the winding roller is connected with a driving motor, a flexible connecting piece is wound on the winding roller, and the lower end of the flexible connecting piece is fixedly connected with the upper portion of the rear end of the medicine chest.

6. A three-wheel spray device as claimed in claim 1, wherein: the front part of the medicine chest is arc-shaped and upwards tilted and is provided with a conical or arc-shaped seedling separating part.

7. A three-wheel spray device as claimed in claim 1, wherein: the rear end of the tricycle body is provided with a spray rod.

8. A three-wheel spray device as claimed in claim 4 or claim 5, wherein: the lower part of the rear end of the medicine chest is an arc-shaped surface which inclines upwards.

9. A three-wheel spray device as claimed in claim 8, wherein: the bottom of the medicine chest is provided with a wear-resistant layer.

10. A three-wheel spray device as claimed in claim 9, wherein: the tricycle body is a self-propelled, remote-controlled or self-navigation vehicle.