CN209894973U

CN209894973U - Tractor field obstacle avoidance mechanism

Info

Publication number: CN209894973U
Application number: CN201920601831.2U
Authority: CN
Inventors: 杨彦; 马芳; 罗文华
Original assignee: Yancheng Vocational Institute of Industry Technology
Current assignee: Yancheng Vocational Institute of Industry Technology
Priority date: 2019-04-29
Filing date: 2019-04-29
Publication date: 2020-01-03
Anticipated expiration: 2029-04-29

Abstract

The utility model discloses a tractor field keeps away barrier mechanism, including the tractor body, the right side fixedly connected with backup pad of tractor body bottom, the bottom fixedly connected with spray tube of backup pad, the front end and the rear end on spray tube surface have all cup jointed and have sprayed the cover. The utility model discloses a to spray the cover cup joint at the both ends of spray line, survey the distance of hindering the sensor to the object and spraying between the cover by the ultrasonic wave and survey and with signal transmission to controlling means's inside, drive swivel nut and spray cap through drive mechanism and screw rod by controlling means again and slide on the surface of spray line, reduce the interval between the cover of spraying, thereby the advantage that can prevent spray line and obstacle collision from appearing has been possessed, the length of having solved current spray tractor spray line is fixed setting usually, thereby when spray tractor walking is in narrower field path, the spray line appears the problem of collision easily with the crops or the foreign matter of both sides.

Description

Tractor field obstacle avoidance mechanism

Technical Field

The utility model relates to a tractor technical field specifically is a tractor field keeps away barrier mechanism.

Background

The tractor is used for drawing and driving the working machine to complete various movable operations, and can also be used as fixed operation power.

The spraying tractor is a common one in the tractor, sprays the humidification to the field through the spray line by the inside water pump of water tank, or sprays the pesticide, but the length of current spraying tractor spray line is fixed setting usually to when the walking of spraying tractor is in narrower field path, the phenomenon of collision appears with the crops or foreign object of both sides in the spray line easily, and the people of not being convenient for use.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a tractor field keeps away barrier mechanism has possessed and can prevent that spray tube and obstacle advantage that the collision appears, has solved the length of current spray tractor spray tube and has set up for fixed usually to when spray tractor walking is in narrower field path, the spray tube appears the problem of collision with the crops or the foreign object of both sides easily.

(II) technical scheme

In order to achieve the above object, the present invention provides the following technical solutions: a tractor field obstacle avoidance mechanism comprises a tractor body, a support plate is fixedly connected to the right side of the bottom of the tractor body, the bottom of the supporting plate is fixedly connected with a spray pipe, the front end and the rear end of the surface of the spray pipe are sleeved with a spray sleeve, an ultrasonic obstacle measuring sensor is fixedly connected with one side of the top of the spraying sleeve far away from the supporting plate, positioning plates are fixedly connected with the front side and the rear side of the bottom of the tractor body, the left side of the supporting plate is fixedly connected with a control device, the bottom of the left side of the supporting plate is fixedly connected with a transmission case, the bottom of the positioning plate is fixedly connected with the top of the transmission case, a screw rod is transversely arranged in the transmission case, the front end and the rear end of screw rod all run through to the outside of transmission case, spray the one end fixedly connected with swivel nut that the cover left side is close to the backup pad, swivel nut threaded connection is on the surface of screw rod.

Preferably, a transmission mechanism is arranged at the top of the transmission case and comprises a motor, a worm and a worm wheel, the motor is fixedly connected to the left side of the top of the transmission case, the output end of the motor penetrates through the transmission case, the worm is fixedly connected to the output end of the motor, the bottom end of the worm is movably connected to the bottom of the inner wall of the transmission case through a bearing, the worm wheel is fixedly connected to the surface of the screw rod, and the worm is meshed with the worm wheel.

Preferably, the surface cover of motor is equipped with the lag, the bottom fixed connection of lag is at the top of transmission case.

Preferably, the front end and the rear end on screw rod surface all overlap and are equipped with the stop collar that is located the transmission case inside, the top and the equal fixed connection in the inside of transmission case in bottom of stop collar, the fixed surface of screw rod is connected with and is located the inside spacing dish of stop collar, the surface of spacing dish and the inner wall sliding connection of stop collar.

Preferably, the front end and the rear end of the screw are both fixedly connected with a baffle, and the surface of the baffle is fixedly connected with a rubber sleeve.

Preferably, the one end fixedly connected with fixed cover that sprays the cover and be close to the backup pad, the inside fixedly connected with seal cover of fixed cover, the surface contact of surface and the spray tube of seal cover, the shape on spray tube surface and the shape of spraying the cover inner wall are square.

(III) advantageous effects

Compared with the prior art, the utility model provides a tractor field keeps away barrier mechanism possesses following beneficial effect:

1. this obstacle avoidance mechanism in tractor field, through the both ends that will spray the cover cup joint at the spray line, survey the distance of obstacle sensor between object and the spray cover by the ultrasonic wave and survey and with signal transmission to controlling means's inside, drive swivel nut and spray the surface of cover at the spray line through drive mechanism and screw rod by controlling means again and slide, reduce the interval between the cover of spraying, thereby possessed and prevented that the collision's advantage appears with the obstacle in the spray line, the length of having solved current spray formula tractor spray line is fixed setting usually, thereby when spraying formula tractor walking in narrower field path, the easy problem of collision appears with the crops or the foreign object of both sides of spray line, be convenient for people to use.

2. The tractor field obstacle avoidance mechanism reduces the rotation speed of the screw rod by arranging the worm and the worm wheel, improves the transmission force of the motor to the screw rod, enables the screw rod to be more stable when rotating, can protect the motor by arranging the protective sleeve, avoids the phenomenon that dust and sundries are easy to directly influence the motor, prolongs the service life of the motor, can limit the screw rod by arranging the limiting sleeve and the limiting disc, avoids the phenomenon that the screw rod moves back and forth when rotating, improves the stability of the screw rod, can limit the screw sleeve by arranging the baffle, avoids the phenomenon that the screw sleeve is separated from the screw rod and falls off, improves the stability of the screw sleeve, can limit the spray sleeve by arranging the shape of the surface of the spray pipe and the shape of the inner wall of the spray sleeve into a square shape, and avoids the phenomenon that the screw rod is damaged by the rotation of the spray sleeve when moving, the service life of the screw is prolonged.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a top sectional view of the spraying cover of the present invention;

FIG. 3 is a right side sectional view of the transmission case of the present invention;

FIG. 4 is an enlarged schematic view at A of FIG. 1;

fig. 5 is an enlarged schematic view of fig. 1 at B.

In the figure: the device comprises a tractor body 1, a supporting plate 2, a spraying pipe 3, a spraying sleeve 4, an ultrasonic obstacle measuring sensor 5, a positioning plate 6, a control device 7, a transmission box 8, a screw rod 9, a thread insert 10, a transmission mechanism 11, a motor 111, a worm 112, a worm wheel 113, a protective sleeve 12, a limiting sleeve 13, a limiting plate 14, a baffle 15, a rubber sleeve 16, a fixed sleeve 17 and a sealing sleeve 18.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-5, a tractor field obstacle avoidance mechanism comprises a tractor body 1, a support plate 2 is fixedly connected to the right side of the bottom of the tractor body 1, a spray pipe 3 is fixedly connected to the bottom of the support plate 2, a spray sleeve 4 is sleeved at both the front end and the rear end of the surface of the spray pipe 3, a fixed sleeve 17 is fixedly connected to one end of the spray sleeve 4 close to the support plate 2, a seal sleeve 18 is fixedly connected to the inside of the fixed sleeve 17, the surface of the seal sleeve 18 contacts with the surface of the spray pipe 3, the surface of the spray pipe 3 and the inner wall of the spray sleeve 4 are both square, the spray sleeve 4 can be limited by setting the surface shape of the spray pipe 3 and the inner wall of the spray sleeve 4 to be square, the phenomenon that the screw 9 is damaged due to rotation of the spray sleeve 4 during movement is avoided, the service life of the screw 9 is prolonged, an ultrasonic obstacle measurement sensor 5 is fixedly connected to one side, the front side and the rear side of the bottom of the tractor body 1 are fixedly connected with a positioning plate 6, the left side of the supporting plate 2 is fixedly connected with a control device 7, the left bottom of the supporting plate 2 is fixedly connected with a transmission case 8, the bottom of the positioning plate 6 is fixedly connected with the top of the transmission case 8, a screw 9 is transversely arranged in the transmission case 8, a transmission mechanism 11 is arranged at the top of the transmission case 8, the transmission mechanism 11 comprises a motor 111, a worm 112 and a worm wheel 113, the motor 111 is fixedly connected with the left side of the top of the transmission case 8, the output end of the motor 111 penetrates into the transmission case 8, the worm 112 is fixedly connected with the output end of the motor 111, the bottom end of the worm 112 is movably connected with the bottom of the inner wall of the transmission case 8 through a bearing, the worm wheel 113 is fixedly connected on the surface of the screw 9, the transmission force of the motor 111 to the screw 9 is improved, the screw 9 is enabled to be more stable when rotating, the surface of the motor 111 is sleeved with the protective sleeve 12, the bottom of the protective sleeve 12 is fixedly connected to the top of the transmission case 8, the motor 111 can be protected by arranging the protective sleeve 12, the phenomenon that dust and sundries are easy to directly affect the motor 111 is avoided, the service life of the motor 111 is prolonged, the front end and the rear end of the screw 9 penetrate through the outer side of the transmission case 8, the front end and the rear end of the surface of the screw 9 are sleeved with the limiting sleeve 13 positioned inside the transmission case 8, the top and the bottom of the limiting sleeve 13 are fixedly connected inside the transmission case 8, the surface of the screw 9 is fixedly connected with the limiting disc 14 positioned inside the limiting sleeve 13, the surface of the limiting disc 14 is connected with the inner wall of the limiting sleeve 13 in a sliding manner, and the screw 9 can be limited by arranging the limiting sleeve 13 and the limiting disc, avoided screw rod 9 the phenomenon of back-and-forth movement to appear when rotating, the stability of screw rod 9 has been improved, the front end and the equal fixedly connected with baffle 15 in rear end of screw rod 9, the fixed surface of baffle 15 is connected with rubber sleeve 16, through setting up baffle 15, can carry on spacingly to swivel nut 10, avoided swivel nut 10 to appear breaking away from the phenomenon that screw rod 9 appears dropping, the stability of swivel nut 10 has been improved, the one end fixedly connected with swivel nut 10 that sprays 4 left sides of cover and is close to backup pad 2, swivel nut 10 threaded connection is on the surface of screw rod 9.

When using, the user at first starts tractor body 1 and makes tractor body 1 remove, ultrasonic wave is surveyed obstacle sensor 5 then can be surveyed the distance between object and spraying cover 4 through the ultrasonic wave, can be with signal transmission to controlling means 7's inside when detection distance reaches the trigger value, controlling means 7 then can starter motor 111, motor 111 drives worm 112 and rotates, worm 112 drives screw rod 9 through worm wheel 113 and rotates, screw rod 9 then can drive swivel nut 10 and remove to one side of backup pad 2, make swivel nut 10 drive spray cover 4 slide on the surface of spray tube 3, reduce the interval between spraying cover 4, thereby reach the effect that can prevent spray tube and obstacle appearance collision.

To sum up, this tractor field keeps away barrier mechanism, through the both ends that cup joint at spray pipe 3 with spraying cover 4, survey the inside that barrier sensor 5 surveyed the object and sprayed the distance between cover 4 and with signal transmission to controlling means 7 by the ultrasonic wave, drive swivel nut 10 and spray cover 4 through drive mechanism 11 and screw rod 9 by controlling means 7 again and slide on spray pipe 3's surface, reduce the interval between the cover 4 that sprays, thereby the advantage that can prevent spray pipe and obstacle collision from appearing has been possessed, the length of having solved current spray formula tractor spray pipe is fixed setting usually, thereby when spray formula tractor walking in narrower field path, the spray pipe easily appears the problem of collision with the crops or the foreign object of both sides, people's use of being convenient for.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a tractor field keeps away barrier mechanism, includes tractor body (1), its characterized in that: the right side of the bottom of the tractor body (1) is fixedly connected with a support plate (2), the bottom of the support plate (2) is fixedly connected with a spray pipe (3), the front end and the rear end of the surface of the spray pipe (3) are respectively sleeved with a spraying sleeve (4), one side, far away from the support plate (2), of the top of the spraying sleeve (4) is fixedly connected with an ultrasonic obstacle measuring sensor (5), the front side and the rear side of the bottom of the tractor body (1) are respectively fixedly connected with a positioning plate (6), the left side of the support plate (2) is fixedly connected with a control device (7), the left bottom of the support plate (2) is fixedly connected with a transmission case (8), the bottom of the positioning plate (6) is fixedly connected with the top of the transmission case (8), a screw rod (9) is transversely arranged in the transmission case (8), and the front end and the rear end of the screw rod (9) both, one end of the left side of the spraying sleeve (4) close to the supporting plate (2) is fixedly connected with a threaded sleeve (10), and the threaded sleeve (10) is in threaded connection with the surface of the screw rod (9).

2. The tractor field obstacle avoidance mechanism of claim 1, wherein: the top of transmission case (8) is provided with drive mechanism (11), drive mechanism (11) include motor (111), worm (112) and worm wheel (113), motor (111) fixed connection is in the left side at transmission case (8) top, the inside to transmission case (8) is run through to the output of motor (111), worm (112) fixed connection is at the output of motor (111), bearing swing joint is passed through in the bottom of transmission case (8) inner wall in the bottom of worm (112), worm wheel (113) fixed connection is on the surface of screw rod (9), worm (112) and worm wheel (113) meshing.

3. The tractor field obstacle avoidance mechanism of claim 2, wherein: the surface cover of motor (111) is equipped with lag (12), the bottom fixed connection of lag (12) is at the top of transmission case (8).

4. The tractor field obstacle avoidance mechanism of claim 1, wherein: the front end on screw rod (9) surface all overlaps with the rear end and is equipped with stop collar (13) that are located transmission case (8) inside, the top and the equal fixed connection in the inside of transmission case (8) in bottom of stop collar (13), the fixed surface of screw rod (9) is connected with and is located inside spacing dish (14) of stop collar (13), the surface of spacing dish (14) and the inner wall sliding connection of stop collar (13).

5. The tractor field obstacle avoidance mechanism of claim 1, wherein: the front end and the rear end of the screw rod (9) are fixedly connected with a baffle (15), and the surface of the baffle (15) is fixedly connected with a rubber sleeve (16).

6. The tractor field obstacle avoidance mechanism of claim 1, wherein: the one end fixedly connected with fixed cover (17) that sprays cover (4) and be close to backup pad (2), the inside fixedly connected with seal cover (18) of fixed cover (17), the surface contact of the surface of seal cover (18) and spray tube (3), the shape on spray tube (3) surface and the shape of spraying cover (4) inner wall are square.