CN216415067U

CN216415067U - Automatic navigation device of rice direct seeding machine

Info

Publication number: CN216415067U
Application number: CN202122487967.5U
Authority: CN
Inventors: 郑慧玲; 谢世坤; 胡发焕; 易荣喜
Original assignee: Jinggangshan University
Current assignee: Jinggangshan University
Priority date: 2021-10-15
Filing date: 2021-10-15
Publication date: 2022-05-03
Anticipated expiration: 2031-10-15

Abstract

The utility model discloses a rice direct seeder automatic navigation head, include: the electric component mounting device comprises a machine body, a first fixing piece and a second fixing piece, wherein a mounting cavity for mounting an electric component is formed in the machine body; the heat dissipation assembly comprises two air bags, two springs which are respectively vertically and fixedly installed in the two air bags, two abutting plates which are respectively located below the two air bags, two gas collecting boxes and a driving part, wherein the two gas collecting boxes and the driving part are respectively and fixedly installed on the left side wall and the right side wall of the machine body, the air bags are symmetrically and fixedly installed on the top wall of the installation cavity and are communicated with the two gas collecting boxes through gas outlet pipes, the air bags are communicated with the installation cavity through gas inlet pipes, and the driving part is used for providing driving force for the two abutting plates to perform reciprocating movement in the vertical direction. The organism is at the in-process of using, through the cooperation between drive part and gasbag and the support plate among the radiator unit, can carry out reciprocating type collection with the accumulational heat in the installation cavity and discharge to the gas collection box in, so in order to reach radiating effect.

Description

Automatic navigation device of rice direct seeding machine

Technical Field

The utility model relates to the technical field of agricultural machinery, especially, relate to a rice direct seeding machine automatic navigation device.

Background

The rice direct seeding machine has been accepted by more and more farmers due to the advantages of labor and cost saving, and the automatic navigation device is generally installed on the existing rice direct seeding machine for the convenience of people.

Because the operating time of rice direct seeding machine is generally longer to automatic navigation head also needs long-time work, and its inside electric elements can give off a large amount of heats at the in-process of using and pile up inside the organism, and work may cause the short circuit of organism internal component under being in high temperature environment for a long time.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving following shortcoming among the prior art, the inside electric elements of automatic navigation device can give off a large amount of heats at the in-process that uses and pile up inside the organism, and work can cause the short circuit of organism internal component under being in high temperature environment for a long time, and the rice direct seeding machine automatic navigation device who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an automatic navigation device of a rice direct seeding machine comprises:

the display screen is fixedly arranged on the surface of the machine body, and an installation cavity for installing an electric element is formed in the machine body;

the heat dissipation assembly is used for collecting and discharging accumulated hot air in the installation cavity, and comprises two air bags, two springs, two abutting plates, two gas collection boxes and a driving part, wherein the two springs are respectively and vertically and fixedly installed in the two air bags, the two abutting plates are respectively located below the two air bags, the two gas collection boxes and the driving part are respectively and fixedly installed on the left side wall and the right side wall of the machine body, the two air bags are symmetrically and fixedly installed on the top wall of the installation cavity, are communicated with the two gas collection boxes through an air outlet pipe, the air bags are communicated with the installation cavity through an air inlet pipe, one-way valves are arranged in the air inlet pipe and the air outlet pipe, and the driving part is used for providing driving force for the two abutting plates to perform reciprocating movement in the vertical direction.

Preferably, the driving part comprises a servo motor, a reciprocating screw rod and a sliding block sleeved on the reciprocating screw rod in a threaded manner, the servo motor is fixedly installed on the bottom wall of the installation cavity, the output shaft is fixedly connected with one end of the reciprocating screw rod, the left side wall and the right side wall of the sliding block are respectively fixedly connected with the two abutting plates, and the rotation is limited by the limiting part.

Preferably, the limiting part comprises two limiting rods vertically and fixedly mounted on the top wall of the mounting cavity, and the sliding block is sleeved on the two limiting rods in a sliding manner.

Preferably, the gas collection box fixed surface installs the air duct rather than inside being linked together, be equipped with the pressure valve in the air duct, and the fixed cover of the one end of keeping away from the gas collection box has connect the bellows, the bellows is kept away from the one end fixed mounting of air duct and is scraped the strip, and the surface has seted up a plurality of ventholes, scrape the strip and offset with the display screen surface, and reset through flexible part.

Preferably, the horizontal opening of the surface of the machine body is provided with a sliding groove, the surface of the scraping strip is fixedly provided with a sliding rod, and the sliding rod is arranged in the sliding groove in a sliding manner.

Preferably, the telescopic part comprises an elastic rope and a mounting plate fixedly mounted on the surface of the machine body, and two ends of the elastic rope are respectively connected with the surface of the mounting plate and the top end of the scraping strip.

Preferably, the output shaft of the servo motor is fixedly sleeved with fan blades.

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

the organism is at the in-process of using, through the cooperation between drive part and gasbag and the support plate among the radiator unit, can carry out reciprocating type collection with the accumulational heat in the installation cavity and discharge to the gas collection box in, so in order to reach radiating effect, avoid electric elements to be in work under the high temperature environment for a long time and the short circuit appears.

Drawings

Fig. 1 is a schematic front three-dimensional structure view of an automatic navigation device of a rice direct seeding machine provided by the utility model;

fig. 2 is a schematic view of a back three-dimensional cross-sectional structure of an automatic navigation device of a rice direct sowing machine provided by the utility model;

FIG. 3 is an enlarged view of the structure at A in FIG. 1;

fig. 4 is an enlarged view of the structure at B in fig. 1.

In the figure: the device comprises a machine body 1, a display screen 2, a mounting cavity 3, an air bag 4, a spring 5, a support plate 6, a gas collection box 7, an air outlet pipe 8, an air inlet pipe 9, a servo motor 10, a reciprocating screw rod 11, a sliding block 12, a limiting rod 13, an air guide pipe 14, a corrugated pipe 15, a scraping strip 16, a sliding groove 17, a sliding rod 18, an elastic rope 19, a mounting plate 20 and a fan blade 21.

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.

In the present invention, the terms "upper", "lower", "left", "right", "middle" and "one" are used for clarity of description, but not for limiting the range of the present invention, and the relative relationship changes or adjustments without substantial technical changes should be regarded as the scope of the present invention.

Referring to fig. 1 to 4, an automatic navigation device of a rice direct seeding machine includes:

the display screen display device comprises a machine body 1, wherein a display screen 2 is fixedly arranged on the surface of the machine body 1, and an installation cavity 3 for installing an electric element is formed in the machine body 1;

the heat dissipation assembly is used for collecting and discharging hot air accumulated in the mounting cavity 3 and comprises two air bags 4, two springs 5 which are respectively and vertically and fixedly arranged in the two air bags 4, two abutting plates 6 which are respectively positioned below the two air bags 4, two air collection boxes 7 which are respectively and fixedly arranged on the left side wall and the right side wall of the machine body 1 and a driving part, the two air bags 4 are symmetrically and fixedly arranged on the top wall of the mounting cavity 3, and all be linked together through outlet duct 8 and two gas collection boxes 7, two gasbags 4 all are linked together through intake pipe 9 and installation cavity 3, all be equipped with the check valve in intake pipe 9 and the outlet duct 8, the direction of switching on of check valve in the intake pipe 9 is by installation cavity 3 to gasbag 4 in, the direction of switching on of check valve in the outlet duct 8 is by gasbag 4 to gas collection box 7, drive assembly is used for providing two to 6 drive power that carry out reciprocating motion in the vertical direction of board.

In the embodiment of the application technical scheme, when the machine body 1 performs navigation work, the two abutting plates 6 are controlled by the driving part to perform reciprocating movement in the vertical direction, when the two abutting plates 6 move upwards, the two air bags 4 are extruded, the internal volumes of the two air bags 4 are reduced, the pressure is increased, so that internal gas can be extruded into the gas collecting box 7 from the gas outlet pipe 8, when the two abutting plates 6 move downwards, the two air bags 4 can gradually reset under the action of the internal springs 5, the internal volumes are gradually increased in the resetting process, the pressure is also gradually reduced, so that hot gas accumulated in the installation cavity 3 can be sucked into the two air bags 4 by the two gas inlet pipes 9, when the two air bags 4 are extruded next time, the hot gas collected in the installation cavity is discharged into the two gas collecting boxes 7, and the reciprocating movement is performed so as to achieve the heat dissipation effect, the electric elements in the installation cavity 3 are prevented from being damaged due to the fact that the electric elements work in a high-temperature state for a long time.

According to the preferable technical scheme in the embodiment, the driving part comprises a servo motor 10, a reciprocating screw rod 11 and a sliding block 12 sleeved on the reciprocating screw rod 11 in a threaded manner, the servo motor 10 is fixedly installed on the bottom wall of the installation cavity 3, an output shaft is fixedly connected with one end of the reciprocating screw rod 11, the left side wall and the right side wall of the sliding block 12 are respectively fixedly connected with the two abutting plates 6, and the rotation is limited by a limiting part. And starting the servo motor 10, wherein the reciprocating screw rod 11 rotates at the moment, and the slide block 12 in threaded sleeve connection on the reciprocating screw rod 11 drives the two abutting plates 6 to reciprocate in the vertical direction under the action of the limiting component.

In the preferred technical scheme of this embodiment, the limiting component includes two limiting rods 13 vertically and fixedly mounted on the top wall of the mounting cavity 3, and the sliding block 12 is slidably sleeved on the two limiting rods 13. The sliding block 12 can only move on the two limit rods 13 in the vertical direction, so that when the reciprocating screw rod 11 rotates, the sliding block 12 sleeved on the reciprocating screw rod 11 through threads can only move in the vertical direction and cannot rotate.

In the preferred technical scheme of this embodiment, gas collection box 7 fixed surface installs the air duct 14 rather than inside being linked together, is equipped with the pressure valve in the air duct 14, and keeps away from the fixed cover of one end of gas collection box 7 and has connect bellows 15, and bellows 15 keeps away from the one end fixed mounting of air duct 14 and scrapes strip 16, and a plurality of ventholes have been seted up on the surface,

scrapes strip

16 and 2 surperficial offsets of display screen, and resets through flexible part. Along with the inside gas of gas collection box 7 is more and more, pressure also can be bigger and more, when reaching the pressure valve critical point, the pressure valve can be opened in the twinkling of an eye to the inside gas of gas collection box 7 can be washed into bellows 15 in the twinkling of an eye and promote bellows 15 and extend, and at this moment bellows 15 just can take scraping strip 16 to carry out the effect of the clearance of sliding to the surface of display screen 2, and bellows 15 is when restoring to the throne under the effect of telescopic part, and the gas that is located bellows 15 can be extruded from a plurality of ventholes.

In the preferred technical scheme in this embodiment, a sliding groove 17 is horizontally arranged on the surface of the machine body 1, a sliding rod 18 is fixedly mounted on the surface of the scraping bar 16, and the sliding rod 18 is slidably disposed in the sliding groove 17. The slide bar 18 can move only in the horizontal direction in the slide groove 17, and can support the wiper strip 16 and limit the moving direction and range of the wiper strip 16.

In the preferred technical solution of this embodiment, the telescopic component includes an elastic rope 19 and a mounting plate 20 fixedly mounted on the surface of the machine body 1, and two ends of the elastic rope 19 are respectively connected with the surface of the mounting plate 20 and the top end of the wiper strip 16. When the corrugated pipe 15 is expanded, the elastic string 19 is stretched, and when the gas in the corrugated pipe 15 slips out of the plurality of gas outlets, the elastic string 19 pulls the corrugated pipe 15 to be reset.

In the preferred technical scheme of this embodiment, the output shaft of the servo motor 10 is fixedly sleeved with the fan blades 21. When the output shaft of the servo motor 10 rotates, the fan blades 21 are driven to rotate together, so that the flow velocity of gas in the mounting cavity 3 can be accelerated, and the effect of assisting heat dissipation is achieved.

In the present application, the terms "mounted," "connected," and "secured" are to be construed broadly unless otherwise specifically indicated and limited.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a rice direct seeder automatic navigation head which characterized in that includes:

the display screen display device comprises a machine body (1), wherein a display screen (2) is fixedly arranged on the surface of the machine body (1), and an installation cavity (3) for installing an electric element is formed in the machine body (1);

a heat radiation component for collecting and discharging the hot gas accumulated in the installation cavity (3), the heat dissipation assembly comprises two air bags (4), two springs (5) which are respectively and vertically fixedly arranged in the two air bags (4), two abutting plates (6) which are respectively positioned below the two air bags (4), two gas collecting boxes (7) which are respectively and fixedly arranged on the left side wall and the right side wall of the machine body (1) and a driving part, the two air bags (4) are symmetrically and fixedly arranged on the top wall of the mounting cavity (3), and are communicated with two gas collecting boxes (7) through gas outlet pipes (8), the two air bags (4) are communicated with the mounting cavity (3) through gas inlet pipes (9), the air inlet pipe (9) and the air outlet pipe (8) are internally provided with one-way valves, and the driving part is used for providing driving force for the two abutting plates (6) to reciprocate in the vertical direction.

2. The automatic navigation device of the rice direct seeding machine according to claim 1, characterized in that the driving part comprises a servo motor (10), a reciprocating screw rod (11) and a slide block (12) sleeved on the reciprocating screw rod (11) in a threaded manner, the servo motor (10) is fixedly installed on the bottom wall of the installation cavity (3), an output shaft is fixedly connected with one end of the reciprocating screw rod (11), and the left side wall and the right side wall of the slide block (12) are respectively fixedly connected with the two abutting plates (6) and are limited to rotate through a limiting part.

3. The automatic navigation device of the rice direct seeding machine as claimed in claim 2, wherein the limiting part comprises two limiting rods (13) vertically and fixedly mounted on the top wall of the mounting cavity (3), and the sliding block (12) is slidably sleeved on the two limiting rods (13).

4. The automatic navigation device of the rice direct seeding machine according to claim 1, characterized in that the air guide tube (14) communicated with the inside of the air guide tube (7) is fixedly installed on the surface of the air guide tube (7), a pressure valve is arranged in the air guide tube (14), a corrugated tube (15) is fixedly connected to one end of the corrugated tube (15) far away from the air guide tube (14), a scraping strip (16) is fixedly installed at one end of the corrugated tube (15) far away from the air guide tube (14), the surface of the corrugated tube is provided with a plurality of air outlet holes, and the scraping strip (16) abuts against the surface of the display screen (2) and is reset through a telescopic component.

5. The automatic navigation device of the rice direct seeding machine according to claim 4, characterized in that a sliding groove (17) is horizontally formed on the surface of the machine body (1), a sliding rod (18) is fixedly installed on the surface of the scraping bar (16), and the sliding rod (18) is slidably arranged in the sliding groove (17).

6. The automatic navigation device of the rice direct seeding machine as claimed in claim 4, wherein the telescopic component comprises an elastic rope (19) and a mounting plate (20) fixedly mounted on the surface of the machine body (1), and two ends of the elastic rope (19) are respectively connected with the surface of the mounting plate (20) and the top end of the scraping strip (16).

7. The automatic navigation device of the rice direct seeding machine as claimed in claim 2, characterized in that the output shaft of the servo motor (10) is fixedly sleeved with fan blades (21).