CN113261550B

CN113261550B - Intelligent control system of agricultural machine

Info

Publication number: CN113261550B
Application number: CN202110525908.4A
Authority: CN
Inventors: 章伟杨
Original assignee: Shaoxing Aoyu Automotive Electronics Co ltd
Current assignee: Shaoxing Aoyu Automotive Electronics Co ltd
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2023-01-17
Anticipated expiration: 2041-05-14
Also published as: CN113261550A

Abstract

The invention discloses an intelligent control system of agricultural machinery, relates to the technical field of agricultural machinery, and aims to solve the problem that a liquid spraying module of the existing agricultural machinery equipment is unstable, and the key points of the technical scheme are as follows: the agricultural machine comprises a frame of an agricultural machine, wherein a moving assembly is arranged at the lower part of the frame, a liquid storage tank is rotatably connected above the frame through a hinged piece, a continuous U-shaped pipe is arranged at the lower part of the liquid storage tank, two ends of the continuous U-shaped pipe extend upwards to form extension sections, the extension sections at two sides are respectively positioned at two sides of the hinged piece, a balance pipe is connected to the upper end of the extension section, and a liquid state is filled in the continuous U-shaped pipe and reaches the balance pipe; the liquid storage tank is characterized by further comprising two supporting assemblies located between the liquid storage tank and the rack, and the supporting assemblies are used for adjusting the force for supporting the liquid storage tank according to the height of the liquid level in the balancing pipes. The invention can adjust the internal stability of the agricultural machinery system and keep the continuous and stable operation of the agricultural machinery system.

Description

Intelligent control system of agricultural machine

Technical Field

The invention relates to the technical field of agricultural machinery, in particular to an intelligent control system of agricultural machinery.

Background

The agriculture is an industry for obtaining products by utilizing growth and development rules of animals and plants and artificial cultivation, belongs to the first industry of China, and is a life line for the stability and development of the economy and the society. At the initial stage of agricultural development in China, various agricultural operations are mainly realized in a manual working mode, the efficiency of construction operation is low, and the method is not suitable for large-scale agricultural development; with the continuous development of the scientific society, mechanized and automated equipment gradually begins to be popularized and used in agriculture. Among various agricultural operations, the spraying of agricultural and fertilizer agents is a key point of agricultural operations, and at present, among agricultural equipment, automatic spraying equipment is gradually popularized and is started to be popularized and used in various medium and large-sized and even small-sized farms; because the farmland is usually uneven, the automatic spraying equipment is usually in an inclined state and a liquid storage module in the automatic spraying equipment is also in a corresponding inclined state in the use process, so that the gravity center of the automatic spraying equipment is unstable; and in the middle of the stock solution module, adopt liquid pump and pipeline to realize the pump sending usually, the structure level gauge detects, realizes the pump sending of reagent, after automatic spraying equipment is in excessive tilt state, will lead to liquid level skew in the middle of the stock solution module, liquid pump in the middle of the stock solution module will probably expose in the air, unable normal pump sending operation, and its inside level gauge also will send wrong detection information, lead to spraying equipment unable normal work, influence the normal operating of equipment.

Therefore, a new solution is needed to solve this problem.

Disclosure of Invention

The invention aims to solve the problems and provide an intelligent control system of an agricultural machine, which can adjust the internal stability of the agricultural machine system and keep the continuous and stable operation of the agricultural machine system.

The technical purpose of the invention is realized by the following technical scheme: the agricultural machinery intelligent control system comprises a frame of an agricultural machine, wherein a moving assembly is arranged at the lower part of the frame, a liquid storage tank is rotatably connected above the frame through an articulated piece, a continuous U-shaped pipe is arranged at the lower part of the liquid storage tank, two ends of the continuous U-shaped pipe extend upwards to form extension sections, the extension sections at two sides are respectively positioned at two sides of the articulated piece, a balance pipe is connected to the upper end of the extension section, and a liquid state is filled in the continuous U-shaped pipe; the liquid storage tank is characterized by further comprising two supporting assemblies located between the liquid storage tank and the rack, and the supporting assemblies are used for adjusting the force for supporting the liquid storage tank according to the height of the liquid level in the balancing pipes.

By adopting the technical scheme, the liquid storage tank is supported in a swinging mode through the hinge piece, the swinging condition of the liquid storage tank is detected through the continuous U-shaped pipe and the balance pipe of the extension section, the liquid level in the balance pipe is adjusted along with the liquid level in the swinging and inclining process, and the tilting condition of the liquid storage tank can be shown through the displacement change of the liquid level; then the supporting force of the supporting component on the two sides of the liquid storage tank is controlled to be adjusted, so that the horizontal state of the liquid storage tank is stabilized.

The invention is further configured to: the balance pipe comprises a balance cavity communicated with the extension section of the continuous U-shaped pipe, a floating block is arranged in the balance cavity, and the floating block is used for detecting and identifying the liquid level in the balance cavity.

Through adopting above-mentioned technical scheme, detect the liquid level through adopting the floated mode of kicking block to can be more convenient carry out and discern the altitude variation of liquid level.

The invention is further configured to: the inner wall of the balance cavity is provided with a guide groove which runs up and down, and the floating block is provided with a first guide rib which is connected in the guide groove in a sliding manner.

Through adopting above-mentioned technical scheme, through the slip adaptation of guide way and direction muscle one, can keep the lift of kicking block to float and be out of steady state to be convenient for detect and discern the gliding distance that is located of kicking block.

The invention is further configured to: the floating block is provided with a movable contact, a supporting block is arranged below the floating block, a fixed contact is arranged on the supporting block, the movable contact is used for keeping the fixed contact closed or disconnected according to the floating of the floating block, the movable contact and the fixed contact are electrically connected with the supporting component, and when the movable contact and the fixed contact are closed, the force for supporting the liquid storage tank by the supporting component on the same side is adjusted to be increased.

By adopting the technical scheme, the movable contact and the fixed contact are matched for detection, so that the displacement condition of the floating block can be directly detected to form the state that the movable contact and the fixed contact are closed or disconnected, and the movable contact and the fixed contact are converted into electric signals, thereby facilitating the adjustment of the supporting component.

The invention is further configured to: the magnetic ring is sleeved outside the balance pipe, the magnetic ring and the balance pipe are mutually clamped and can be adjusted up and down, the supporting block is a magnetic object, and the supporting block and the magnetic ring are fixed in an adsorption mode.

Through adopting above-mentioned technical scheme, adsorb fixedly through adopting the magnetism ring to the supporting shoe to can be convenient for carry out the regulation of height from top to bottom to the supporting shoe of balance pipe inside, the basic difference in height of adjustment supporting shoe and floating block, thereby can adjust under the switching condition between movable contact and the fixed contact, the different swing critical angle of liquid reserve tank, the stability of adjusting the reservoir regulation of heeling promptly.

The invention is further configured to: and a second guide rib is arranged on the outer side of the supporting block and is connected in the guide groove in a sliding manner.

Through adopting above-mentioned technical scheme, through the sliding fit of direction muscle two with the guide way to can make the angle of slip in-process supporting shoe and balance tube always, thereby can the movable contact with decide the contact and be in relative position all the time, be convenient for both can open, close the switching.

The invention is further configured to: the balance pipe is a transparent pipeline, the floating block is provided with an induction piece, the outer side of the balance pipe is provided with an identification piece, and when the identification piece detects the induction piece, the force of the supporting component at the same side on the liquid storage tank is adjusted to be increased.

By adopting the technical scheme, the transparent balance pipe is matched with the optical sensor, so that the liquid level change of the floating block in the balance pipe can be directly detected and identified for external visual observation; and the sensor assembly also has higher sensitivity, and keeps the precision and the reliability of the adjusting support.

The invention is further configured to: the supporting assembly comprises a supporting seat, a lifting seat, a first screw rod and a first motor for driving the first screw rod to rotate, the supporting seat is arranged on the rack, the lifting seat is located above the supporting seat and is lifted through a threaded screw rod structure formed by the first motor and the first screw rod, and the lifting seat supports the bottom of the liquid storage box through a supporting spring.

Through adopting above-mentioned technical scheme, form the screw-nut structure through motor one and screw rod one, can realize the lift of lift seat through the transmission, pass through supporting spring at the lift seat and support the liquid reserve tank bottom, can play the supporting role to the liquid reserve tank on the one hand, can also form certain flexible support to the swing of liquid reserve tank, keep the stability of liquid reserve tank.

The invention is further configured to: the supporting seat is provided with a fixed block and a sliding block, the upper ends of the fixed block and the sliding block are inclined planes, the two inclined planes are staggered to form a V-shaped supporting structure, and a first conical surface at the lower end of the lifting seat abuts against the V-shaped supporting structure; the fixed block is fixed on the supporting seat, the sliding block is connected to the supporting seat in a sliding mode, one end of the first screw rod is connected with the fixed block in a rotating mode, and the other end of the first screw rod is connected with the sliding block in a threaded mode.

Through adopting above-mentioned technical scheme, through adopting the bearing structure that fixed block and sliding block formed the V type, can with the conical surface of the lower extreme of lift seat one mortgage adaptation to keep adjusting the stability of supporting in-process, and because the piece that directly has the entity realizes the upper and lower support of bearing, thereby make whole supporting component have more stability and intensity.

The invention is further configured to: the supporting seat is connected with two threaded seats in a sliding mode, threads in opposite rotating directions are formed at two ends of a first screw rod, the first screw rod is connected with the threaded seats in a threaded mode, the upper portions of the threaded seats are hinged to hinge rods, and the upper ends of the hinge rods are coaxially hinged to the bottom of the lifting seat.

Through adopting above-mentioned technical scheme, realize the lift adjustment of lift seat through the structure that adopts two screw thread seats to drive the hinge bar to adopt screw rod one to go up double thread's structure, can make the same rotation adjust the back, the interval of a pair of two screw thread seats of screw rod carries out more high-efficient, thereby can increase the lift adjustment scope of lift seat.

In conclusion, the invention has the following beneficial effects: support through adopting the articulated elements to swing the liquid reserve tank to detect the liquid reserve tank wobbling condition through continuous U type pipe and balance pipe, and detect through the sensing part on floating block and the floating block, then control supporting component adjusts the holding power of liquid reserve tank both sides, thereby stabilize the horizontality of liquid reserve tank, keep the liquid reserve tank internals can normally work, thereby can adjust agricultural machinery system's internal stability, keep agricultural machinery sprinkling system normal operating.

Drawings

FIG. 1 is a schematic structural diagram of an intelligent control system of an agricultural machine according to the present invention;

FIG. 2 is a schematic view of a support assembly and adjustment assembly of the present invention;

FIG. 3 is a schematic structural view of another support assembly of the present invention;

FIG. 4 is a schematic view of a connection structure of the slider and the slide rail according to the present invention;

FIG. 5 is a schematic view of the internal structure of a balance tube according to the present invention;

FIG. 6 is a schematic view showing the internal structure of another balance tube according to the present invention;

FIG. 7 is a schematic view of the internal structure of the still pipe of the present invention.

Reference numerals: 1. a frame; 2. a moving assembly; 3. a support table; 4. an articulation member; 5. a liquid storage tank; 6. A spray assembly; 7. a support assembly; 8. an adjustment assembly; 9. a continuous U-shaped tube; 10. an extension section; 11. a balance tube; 12. a stabilizer tube; 13. a liquid supplementing pipe; 14. a first motor; 15. a first screw rod; 16. a fixed block; 17. A movable slide block; 18. a lifting seat; 19. a bevel; 20. a slider; 21. a support spring; 22. a slide rail; 23. A second screw; 24. a second motor; 25. an adjusting block; 26. a chute; 27. an adjustment chamber; 28. a supporting seat; 29. A threaded seat; 30. a hinged lever; 31. a guide rod; 32. a second conical surface; 33. a tapered cavity; 34. a limiting rod; 35. a limiting groove; 36. a first conical surface; 37. a balancing chamber; 38. floating blocks; 39. a supporting block; 40. a movable contact; 41. fixing a contact point; 42. a first guide rib; 43. a guide groove; 44. a second guide rib; 45. a magnetic ring; 46. a sensing member; 47. an identifying member; 48. a liquid feeding pipe; 49. an elastic expansion section; 51. a connecting pipe; 52. A stabilizing spring; 53. a support plate; 54. and (4) expanding the tube.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

The embodiment discloses an intelligent control system of an agricultural machine, which comprises a frame 1 of the agricultural machine with reference to fig. 1 and 5, wherein a moving assembly 2 is arranged at the lower part of the frame 1, the agricultural machine is automatically controlled to move through the moving assembly 2, pesticide is sprayed through a spraying assembly 6 arranged on the agricultural machine, and the liquid spraying amount of the pesticide can be controlled; a liquid storage box 5 is installed above the machine frame 1, the liquid storage box 5 is rotatably connected with the liquid storage box 5 through a hinge 4, and the liquid storage box 5 is supported by the hinge 4 to form a swinging structure.

The side wall of the lower part of the liquid storage tank 5 is provided with a continuous U-shaped pipe 9, two ends of the continuous U-shaped pipe 9 extend upwards to form extension sections 10, the extension sections 10 on two sides are respectively positioned on two sides of the hinge piece 4, the upper end of the extension section 10 is connected with a balance pipe 11, the continuous U-shaped pipe 9 is filled with liquid, the liquid level reaches the balance pipe 11, and the swing offset condition of the tank can be detected by the liquid level position in the balance pipe 11; and two sets of supporting component 7 of installation between liquid reserve tank 5 and frame 1, two sets of supporting component 7 support liquid reserve tank 5 wobbling both sides respectively, according to the power of liquid level height adjustment supporting component 7 to supporting liquid reserve tank 5 in the balance pipe 11, can carry out horizontal adjustment to liquid reserve tank 5 when the agricultural machinery moves on relative side direction slope's subaerial, thereby make liquid reserve tank 5 be in relative horizontally state, make pumping device and level sensor in the liquid reserve tank 5 can normally detect the discernment, avoid because of the unable normal work of pumping device and the liquid level sensor that the liquid level heeled and lead to or damage, thereby whole agricultural machinery sprinkler system can normal operating of control.

The balance pipe 11 detects the balance of the liquid storage tank 5, a balance cavity 37 communicated with the extension section 10 of the continuous U-shaped pipe 9 is formed inside the balance pipe 11, a floating block 38 is arranged in the balance cavity 37, the liquid level in the balance cavity 37 is generally positioned at the middle position, the floating block 38 floats at the middle position, when the liquid storage cavity inclines towards one side, the liquid levels at two sides change in the balance cavity 37, and the floating block 38 relatively moves towards the upper end of the liquid storage cavity due to the fact that the liquid storage cavity also inclines; the side inclination condition of the whole liquid storage tank 5 can be detected and identified by detecting the movement change of the floating block 38 in the liquid storage cavity; then corresponding electric signals are sent out to adjust and control the actions of the two groups of supporting components 7, so that the liquid storage tank 5 is basically kept in a horizontal state.

The position of the floating block 38 can be detected through a movable contact 40 and a fixed contact 41, the movable contact 40 is arranged on the floating block 38, the movable contact 40 moves relative to the balance cavity 37, a supporting block 39 is arranged below the floating block 38, the fixed contact 41 is arranged on the supporting block 39, and the fixed contact 41 is static relative to the balance cavity 37; during the lifting movement of the floating block 38 relative to the balancing chamber 37, the movable contact 40 will be moved, so that the floating and fixed contacts 41 will be kept closed or opened; moreover, the circuit formed by connecting the movable contact 40 and the fixed contact 41 in series can send different electric signals, so that the action of the adjusting driving part of the supporting component 7 is controlled, and the adjustment control of the supporting component 7 is realized; when the liquid storage box 5 inclines to exceed a set angle, the floating block 38 in the balance pipe 11 on one side inclined downwards relatively rises, the movable contact 40 on the floating block 38 is contacted and closed with the fixed contact 41 to send out an electric signal, the force for supporting the liquid storage box 5 by the supporting assembly 7 on the same side is adjusted to be increased, so that the liquid storage box 5 on the side rises until the liquid storage box 5 is balanced, the movable contact 40 on the floating block 38 is disconnected with the fixed contact 41 again, and the liquid storage box 5 can keep in a position balance state.

In the adjusting process, a stable angle exists for the liquid storage box 5, namely, when the liquid storage box 5 swings only in a small angle range, signals of the kitchen movable contact 40 and the kitchen fixed contact 41 are changed; the stable angle can be realized by adjusting the height difference between the movable contact 40 and the fixed contact 41 in a balanced state, and can be realized by adjusting the height of the inner surface of the balance tube 11 or directly adjusting the height position of the supporting block 39; this supporting shoe 39 accessible is adsorbed fixedly through external magnetic adsorption component, has cup jointed magnetic ring 45 in the outside of balance pipe 11, and the inner circle of magnetic ring 45 and the mutual joint of balance pipe 11 can be adjusted from top to bottom, and supporting shoe 39 adopts magnetic material, and supporting shoe 39 can see through balance pipe 11 and magnetic ring 45 magnetic adsorption fixed to the accessible is adjusted magnetic ring 45 and is adjusted supporting shoe 39.

In order to maintain the sliding stability of the floating block 38, a guide groove 43 which runs up and down can be formed in the inner wall of the balance cavity 37, a first guide rib 42 which is connected in the guide groove 43 in a sliding manner is arranged on the floating block 38, and the first guide rib 42 is in sliding fit with the guide groove 43, so that the stability of the lifting process of the floating block 38 is improved; a second guiding rib 44 may be disposed on the outer side of the supporting block 39, and the second guiding rib 44 may be slidably connected in the guiding groove 43 to guide the position adjustment of the supporting block 39 so as to stabilize the relative angle between the movable contact 40 and the fixed contact 41.

Example two

The embodiment discloses an intelligent control system of an agricultural machine, which is improved and adjusted on the basis of the first embodiment and is different from the first embodiment only in that the position detection mode of a floating block 38 is different; the position of the floating block 38 can also be realized by different sensor assemblies instead of the movable contact 40 and the fixed contact 41, for example, an infrared sensor assembly can be used for detection; referring to fig. 6, the balance tube 11 is a transparent pipe, the floating block 38 is provided with the sensing member 46, the outer side of the balance tube 11 is provided with the identification member 47, the identification position of the identification member 47 faces the inner side of the transparent pipe, and when the sensing member 46 reaches the identification position of the identification member 47, an electrical signal can be generated, so that the support assembly 7 can be controlled to adjust the support liquid storage tank 5;

when the liquid storage tank 5 is balanced, the sensing piece 46 and the identifying piece 47 have a height difference, and the sensing piece 46 is positioned below the identifying piece 47; when the liquid storage tank 5 has a large side inclination, the floating block 38 in the balance pipe 11 on the side inclined downwards slides upwards, and the identification piece 47 detects the sensing piece 46, so that the force of the adjusting supporting component 7 on the same side on the liquid storage tank 5 is increased, the liquid storage tank 5 on the side is lifted, and the whole stable balance of the liquid storage tank 5 is kept.

EXAMPLE III

The embodiment discloses an intelligent control system of agricultural machinery, on the basis of the first embodiment and the second embodiment, the components of a supporting component 7 are optimized and designed, and the description is given by referring to fig. 2 and 3; supporting component 7 includes supporting seat 28, lift seat 18, a screw rod 15 and a motor 14, supporting seat 28 installs the basis as supporting component 7 in frame 1, lift seat 18 then is located supporting seat 28 top, a motor 14 and a screw rod 15 form the screw lead screw structure in the installation between supporting seat 28 and lift seat 18, can realize the lift of lift seat 18, pass through supporting spring 21 at lift seat 18 and to the bottom sprag of liquid reserve tank 5, on the one hand can play the supporting role to liquid reserve tank 5, can also form certain flexible support to the swing of liquid reserve tank 5, keep the stability of liquid reserve tank 5.

The support of the support seat 28 and the lifting seat 18 can be realized by the fixed block 16 and the sliding block, the upper ends of the fixed block 16 and the sliding block are both inclined planes 19, the two inclined planes 19 are staggered to form a V-shaped support structure, and a first conical surface 36 at the lower end of the lifting seat 18 is abutted against the V-shaped support structure; fixed block 16 and sliding block pass through screw rod 15 and motor 14 and realize the regulation control, with fixed block 16 fixed mounting on supporting seat 28, sliding block sliding connection is on supporting seat 28, and the one end of screw rod 15 rotates with fixed block 16 and is connected, the other end and sliding block threaded connection, motor 14 then can drive screw rod 15 and rotate, rotate screw rod 15 through adjusting, can turn into the horizontal migration of sliding block through helicitic texture with axial rotation, thereby can adjust the bearing structure of V type and the bearing height of conical surface 36, thereby adjust the upper and lower position of seat 18, thereby can adjust liquid reserve tank 5.

The support seat 28 and the lifting seat 18 can be adjusted through two threaded seats 29, the two threaded seats 29 are connected to the support seat 28 in a sliding manner, and the two threaded seats 29 can be moved close to or away from each other in a sliding manner; at the moment, the threads at the two ends of the first screw rod 15 can adopt opposite rotation directions, the first screw rod 15 is in threaded connection with the threaded seats 29, and the distance between the two threaded seats 29 can be adjusted in the rotating process; and all articulated at the upper portion of two screw thread seats 29 have articulated rod 30, and the upper end of articulated rod 30 is coaxial articulated with the bottom of lift seat 18 to make and form the triangle-shaped structure between two articulated rods 30 and the screw rod 15, can support on two articulated rods 30, thereby can adjust the upper and lower position of lift seat 18, and then adjust the stability of liquid reserve tank 5.

Example four

The embodiment discloses an intelligent control system of an agricultural machine, on the basis of the fourth embodiment, the supporting position of a supporting component 7 on the bottom of a liquid storage box 5 is adjusted; referring to fig. 2 and 4 again for details, the intelligent control system for agglutination further comprises an adjusting assembly 8, wherein the adjusting assembly 8 can adjust the distance between the supporting assembly 7 and the hinge 4, so that the supporting assembly 7 can be correspondingly adjusted in the supporting position of the bottom of the liquid storage tank 5, and the liquid level adjustment range and stability of the liquid storage tank 5 can be improved.

The adjusting component 8 comprises a second motor 24, a second screw 23 and an adjusting block 25, the second screw 23 is rotationally connected in an adjusting cavity 27 of the rack 1, the second motor 24 can drive the second screw 23 to rotate, and the adjusting block 25 is in threaded connection with the second screw 23 and can generate relative axial sliding in the rotating process of the second screw 23 to form a screw rod nut structure; a sliding groove 26 penetrating through the frame 1 is formed above the adjusting cavity 27, the direction of the sliding groove 26 is consistent with that of the second screw 23, and the adjusting block 25 is connected with the sliding groove 26 in a sliding manner, extends upwards out of the sliding groove 26 and is fixed with the supporting seat 28; in the middle of this embodiment, supporting seat 28 adopts movable structure, through regulating block 25 fixed stay to can follow the regulating block 25 regulation of sliding at two 24 driving screw 23 rotation processes of motor, then can drive corresponding supporting component 7 in step and carry out slide adjusting among the accommodation process, thereby supporting component 7 upper end supporting spring 21 supplements supporting component 7's regulation to the effect position of liquid reserve tank 5 bottom.

When the liquid storage tank 5 is tilted, the supporting compensation is generated among the supporting assemblies 7, the lifting seat 18 is driven to lift through the motor I14 and the screw rod I15, the supporting force of the supporting assembly 7 on the declined side to the liquid storage tank 5 is increased, the supporting force of the supporting assembly 7 on the upwarping side to the liquid storage tank 5 is reduced, and the tilting degree of the liquid outlet cavity is adjusted; the second motor 24 is also electrically connected with the sensor module on the floating block 38, the second motor 24 drives the second screw rod 23 to rotate, so that the whole supporting assembly 7 can be driven to slide and adjust, in the sliding process, the supporting position of the supporting assembly 7 to the bottom of the liquid storage box 5 is changed, when the supporting assembly 7 moves away from the hinge piece 4, the force arm of the supporting assembly 7 to the force applied to the liquid storage box 5 is increased, the liquid storage box 5 can be adjusted in a swinging mode more easily, larger torque can be applied, and the liquid storage box supporting device is suitable for the condition that the adjustment stability requirement is high or the load of the liquid storage box 5 is larger; on the contrary, when the supporting component 7 moves towards the hinge part 4, the force arm of the supporting component 7 for applying force to the liquid storage tank 5 is shortened, but the supporting component 7 is lifted to the same height, the swinging angle of the liquid storage tank 5 is increased, and the supporting component is suitable for the condition that the liquid storage tank 5 is inclined seriously; in addition, the support condition of the support assembly 7 can be adjusted by manually controlling the advance and retreat of the second motor 24 in the adjusting process, so that the swing parameters of the liquid storage tank 5 meet the production requirements.

Because the supporting component 7 adopts a sliding structure, the connection mode of the supporting spring 21 at the upper end of the supporting component 7 needs to be further optimized; the two sides of the bottom of the liquid storage box 5 are provided with slide rails 22, and the direction of the slide rails 22 is consistent with the moving direction of the supporting component 7, namely consistent with the second screw 23; a sliding block 20 is connected on the sliding rail 22 in a sliding manner, the sliding block 20 can only do sliding movement on the sliding rail 22, one end of a supporting spring 21 is connected on the lifting seat 18, the other end of the supporting spring is connected with the sliding block 20, and the supporting spring is elastically pressed between the lifting seat 18 and the sliding block 20 to support the liquid storage tank 5; when the supporting component 7 moves, the supporting spring 21 can also keep synchronous motion, and the supporting spring 21 can be kept in a vertical state all the time through the guidance of the sliding block 20, so that the stable support of the supporting spring 21 is kept, the friction of the supporting spring on the bottom of the liquid storage box 5 is reduced, and the stability of the supporting component 7 in the adjusting process is kept; and in order to further improve the stability of the supporting spring 21, can connect with the slide bar between lifting seat 18 and slide block 20, can keep slide block 20 and supporting component 7 to slide synchronously on the one hand, on the other hand, when the supporting spring 21 is deformed to certain extent by the compression, the slide bar will contract to the shortest, will bear by the slide bar directly, thus make in adjusting the process to the liquid reserve tank 5 more high-efficient rapidly, can use the liquid reserve tank 5 condition of the large load.

The sliding block 20 and the sliding rail 22 are limited and guided by conical surfaces, the lower side of the cross section of the sliding rail 22 is a first conical surface 36, the upper side of the sliding block 20 is a conical cavity 33 matched with the first conical surface 36, the first conical surface 36 is pressed and embedded into the conical cavity 33, and after pressing and limiting, an automatic positioning structure is formed by the conical structure, so that the stability of the sliding block 20 in the sliding process is kept; and the lower terminal surface of slide rail 22 offers little inside and outside big spacing groove 35 to at the gag lever post 34 of the bottom fixed connection erects of toper chamber 33, gag lever post 34 is absorbed in the spacing groove 35, and the shape structure of gag lever post 34 and spacing groove 35 are mutual adaptation, avoid gag lever post 34 to break away from in the spacing groove 35, and can keep sliding with spacing groove 35, thereby can keep the mobility stability of slider 20.

EXAMPLE five

The embodiment discloses an intelligent control system of agricultural machinery, on the basis of the above embodiment, referring to fig. 7 again, the liquid supply structure of the continuous U-shaped pipe 9 and the extension section 10 is adjusted, so as to adjust the liquid level in the continuous U-shaped pipe 9 and the pressure stabilizing pipe; a liquid supplementing pipe 13 is connected to the lower end of the extension section 10, liquid can be injected into the continuous U-shaped pipe 9 through the liquid supplementing pipe 13, and the height of the liquid level in the pressure stabilizing pipe is adjusted, so that the stability and the sensitivity of the adjustment of the floating block 38 are adjusted;

the position of the extending end close to the balance end is connected with a stabilizing pipe 12, a flexible expansion pipe 54 is arranged in the stabilizing pipe 12, the lower end of the expansion pipe 54 is communicated with the extending section 10 of the continuous U-shaped pipe 9 and is connected with a liquid adding pipe 48, the upper end of the expansion pipe 54 is provided with a corrugated elastic expansion section 49, and the expansion section can generate elastic expansion, so that a certain buffering effect is formed, and the pressure stability in the pipeline of the stabilizing pipe 12 can be stabilized; the upper end of the expansion pipe 54 is connected into the extension section 10 of the continuous U-shaped pipe 9 through a flexible connecting pipe 51, a stabilizing spring 52 is elastically connected between the upper end surface of the expansion pipe 54 and the upper cavity wall of the stabilizing pipe 12, the stabilizing spring 52 can form stable elastic pressure on the upper end surface of the expansion pipe 54, buffer can be formed in the liquid adding process, and then the expansion pipe is continuously recovered through the stabilizing spring to maintain the stability of the pressure in the pipeline; and simultaneously, the influence of pressure fluctuation on the liquid level in the balance pipe 11 can be relieved.

In the implementation process, the same liquid is generally added into the continuous U-shaped pipe 9 and the extension sections 10, and the liquid level heights in the balance pipes 11 on the extension sections 10 on the two sides are consistent, so that the stability of the liquid storage tank 5 in the swinging process can be maintained; also can add different density liquid in the middle of the balance pipe 11 of one of them side, thereby can keep the volume balance pipe 11 to form certain natural pressure differential, even make the liquid reserve tank 5 when keeping balanced state, also can keep the difference in height of the balance pipe 11 of both sides, thereby when can adjusting balanced state, the initial position of both sides floating block 38, and then adjust parts such as supporting component 7 and begin to interfere the sensitivity of adjusting to liquid reserve tank 5 initiative, make liquid reserve tank 5 when adjusting to the swing of left and right sides, have different sensitive degree, make whole agricultural machinery can remove and use on the great ground of degree of inclination, and can the actual conditions of agricultural machinery both sides adjust the sensitive degree of the swing adjustment of liquid reserve tank 5, improve the application scope of agricultural machinery system.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims

1. The agricultural machinery intelligent control system comprises a frame (1) of an agricultural machine, wherein a moving assembly (2) is arranged at the lower part of the frame (1), and is characterized in that a liquid storage tank (5) is rotatably connected above the frame (1) through a hinge piece (4), a continuous U-shaped pipe (9) is arranged at the lower part of the liquid storage tank (5), two ends of the continuous U-shaped pipe (9) extend upwards to form extension sections (10), the extension sections (10) at two sides are respectively positioned at two sides of the hinge piece (4), a balance pipe (11) is connected to the upper end of the extension section (10), and a liquid state is filled in the continuous U-shaped pipe (9) and reaches the balance pipe (11); the liquid storage tank is characterized by further comprising two supporting assemblies (7) positioned between the liquid storage tank (5) and the rack (1), wherein the supporting assemblies (7) are used for adjusting the force for supporting the liquid storage tank (5) according to the height of the liquid level in the balance pipe (11); the balance pipe (11) comprises a balance cavity (37) communicated with the extension section (10) of the continuous U-shaped pipe (9), a floating block (38) is arranged in the balance cavity (37), and the floating block (38) is used for detecting and identifying the liquid level in the balance cavity (37);

the balance pipe (11) is a transparent pipeline, the floating block (38) is provided with a sensing piece (46), the outer side of the balance pipe (11) is provided with a recognition piece (47), and when the recognition piece (47) detects the sensing piece (46), the force of the support component (7) on the same side to the liquid storage tank (5) is adjusted to be increased;

the supporting assembly (7) comprises a supporting seat (28), a lifting seat (18), a first screw rod (15) and a first motor (14) for driving the first screw rod (15) to rotate, the supporting seat (28) is arranged on the rack (1), the lifting seat (18) is located above the supporting seat (28) and is lifted through a threaded lead screw structure formed by the first motor (14) and the first screw rod (15), and the lifting seat (18) supports the bottom of the liquid storage tank (5) through a supporting spring (21);

the adjusting device is characterized by further comprising an adjusting component (8), wherein the adjusting component (8) is used for adjusting the distance between the supporting component (7) and the hinge piece (4), the adjusting component (8) comprises a second motor (24), a second screw rod (23) and an adjusting block (25), the second screw rod (23) is rotationally connected into an adjusting cavity (27) of the rack (1), the second motor (24) is used for driving the second screw rod (23) to rotate, and the adjusting block (25) is in threaded connection with the second screw rod (23) and can generate relative axial sliding in the rotating process of the second screw rod (23) to form a screw rod nut structure; a sliding groove (26) penetrating through the rack (1) is formed above the adjusting cavity (27), the direction of the sliding groove (26) is consistent with that of the second screw rod (23), and the adjusting block (25) is connected with the sliding groove (26) in a sliding mode, extends upwards out of the sliding groove (26) and is fixed with the supporting seat (28);

liquid with different densities is added into the balance pipe (11) on one side, the balance pipes (11) on the two sides form pressure difference, when the liquid storage box (5) is kept in a balance state, the liquid of the balance pipes (11) on the two sides is kept to have height difference, the initial position of the floating block (38) in the balance pipe (11) has corresponding height difference, and when the liquid storage box (5) swings to the left side and the right side for adjustment, different sensitivity degrees are arranged in the balance pipes (11).

2. The agricultural machinery intelligent control system according to claim 1, characterized in that the inner wall of the balance cavity (37) is provided with a guide groove (43) which runs up and down, and the floating block (38) is provided with a first guide rib (42) which is slidably connected in the guide groove (43).

3. The agricultural machinery intelligent control system of claim 2, wherein a movable contact (40) is arranged on the floating block (38), a supporting block (39) is arranged below the floating block (38), a fixed contact (41) is arranged on the supporting block (39), the movable contact (40) is used for keeping the fixed contact (41) closed or disconnected according to the floating of the floating block (38), the movable contact (40) and the fixed contact (41) are electrically connected with the supporting component (7), and when the movable contact (40) and the fixed contact (41) are closed, the force of the supporting liquid storage tank (5) of the supporting component (7) on the same side is adjusted to be increased.

4. The agricultural machinery intelligent control system of claim 3, wherein a magnetic ring (45) is sleeved outside the balance pipe (11), the magnetic ring (45) and the balance pipe (11) are clamped with each other and can be adjusted up and down, the supporting block (39) is a magnetic object, and the supporting block (39) and the magnetic ring (45) are fixed in an adsorption manner.

5. Intelligent agricultural machinery control system according to claim 4, wherein a second guide rib (44) is arranged on the outer side of the support block (39), and the second guide rib (44) is slidably connected in the guide groove (43).

6. The agricultural machinery intelligent control system of claim 1, wherein the supporting seat (28) is provided with a fixed block (16) and a sliding block, the upper ends of the fixed block (16) and the sliding block are both inclined planes (19), the two inclined planes (19) are staggered to form a V-shaped supporting structure, and a first conical surface (36) at the lower end of the lifting seat (18) abuts against the V-shaped supporting structure; the fixed block (16) is fixed on the supporting seat (28), the sliding block is connected to the supporting seat (28) in a sliding mode, one end of the first screw rod (15) is rotatably connected with the fixed block (16), and the other end of the first screw rod is connected with the sliding block in a threaded mode.

7. The agricultural machinery intelligent control system according to claim 1, characterized in that two threaded seats (29) are slidably connected to the supporting seat (28), opposite-handed threads are formed at two ends of the first screw (15), the first screw (15) is in threaded connection with the threaded seats (29), a hinge rod (30) is hinged to the upper portion of each threaded seat (29), and the upper end of the hinge rod (30) is coaxially hinged to the bottom of the lifting seat (18).