CN218141758U

CN218141758U - Mower steering system

Info

Publication number: CN218141758U
Application number: CN202222242676.4U
Authority: CN
Inventors: 韩波; 岩学兵
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-25
Filing date: 2022-08-25
Publication date: 2022-12-27
Anticipated expiration: 2032-08-25

Abstract

The utility model provides a lawn mower steering system, which comprises a vehicle rack, it is connected with two front wheels and two rear wheels to rotate on the frame, fixedly connected with back shaft on the frame, fixedly connected with transfer case on the frame, the both sides of transfer case are connected with the magnetism respectively and divide the clutch, one side that every magnetism divides the clutch all is connected with the dish device of stopping, every front wheel is close to the equal fixedly connected with transmission shell in one side of back shaft, it is connected with the drive shaft to rotate on the transmission shell, the coaxial fixed connection of front wheel that drive shaft and correspond, be provided with transmission in the drive shell, the dish device of stopping passes through transmission and links to each other with the drive shaft transmission, be provided with steering control device on the frame, the magnetism separation that steering control device control homonymy corresponds closes and the dish device action of stopping. The utility model discloses can turn by 180 degrees in situ, make the route next-door neighbour that comes and goes to reap, avoid coming and going to reap the distance of reserving between the route, need not to replenish again and reap to the efficiency of reaping has been improved.

Description

Mower steering system

Technical Field

The utility model belongs to the technical field of the technique of mowing equipment and specifically relates to a lawn mower a steering system.

Background

Mowing is one of the main utilization modes of high-yield natural grassland and artificial grassland, and aims to obtain fresh grass for feeding livestock or processing and preparing the grass into silage grass, semi-dry grass or hay which can be stored for a long time after mowing so as to feed the livestock, thereby influencing the botanical composition of grass layers and the yield of regenerated grass. Due to the fact that the time for mowing is long and the labor intensity is high, mechanization is a necessary measure for improving mowing quality and efficiency.

In the process of carrying out large-area mowing operations, mowers generally carry out mowing in a reciprocating manner. Most of traditional mowers turn around and turn around, the transmission wheels on two sides are driven to turn around at the same time, so that the distance exists between lines harvested in a reciprocating mode, the reserved forage grass in the distance needs to be harvested in a supplementary mode, and harvesting efficiency is low. Therefore, the utility model provides a lawn mower a steering system, it can 180 degrees turns in situ, makes the route next-door neighbour that comes and goes to reap, avoids coming and going to reap the distance of reserving between the route, need not to replenish again and reaps to the efficiency of reaping has been improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the weak point of above-mentioned conventional art, provide a lawn mower a steering system, it can turn round in situ or 180 degrees turns, makes the route next-door neighbour that comes and goes to reap, avoids coming and going to reap the distance of reserving between the route, need not to replenish again and reaps to the efficiency of reaping has been improved.

The purpose of the utility model is achieved through the following technical measures:

the utility model provides a lawn mower steering system, includes the frame, it is connected with two front wheels and two rear wheels to rotate on the frame, fixedly connected with back shaft on the frame, two the front wheel rotates respectively and connects in the both ends of back shaft, fixedly connected with transfer case on the frame, it provides the engine of power for the transfer case to go back fixed connection on the frame, the both sides of transfer case are connected with magnetism branch clutch respectively, every one side that the clutch deviates from is divided to magnetism all is connected with the dish and stops the device, every the equal fixedly connected with transmission shell in one side that the front wheel is close to the back shaft, one side that the back shaft was kept away from to the transmission shell rotates and is connected with the drive shaft, the drive shaft runs through the one end that the transmission shell set up and drive shaft stretch out the transmission shell and the coaxial fixed connection of front wheel that corresponds, be provided with transmission in the drive shell, the dish passes through transmission and links to each other with the drive shaft transmission, be provided with steering control device on the frame, steering control device includes the steering module that steering wheel and two symmetries set up, the steering module activity links to each other steering module all controls the magnetic separator and the action of homonymy brake device that corresponds.

Further concrete optimization, the dish is stopped the device and is included that the dish is stopped a dish and a dish is stopped a dish two, and the dish that is located the homonymy is stopped a dish and is stopped a dish two symmetrical settings and coaxial coupling with the dish, a dish is stopped a dish coaxial coupling and is kept away from one side of transfer case in the magnetic separation combiner, dish two of stopping is connected on the lateral wall of transmission shell, dish two of stopping links to each other with the transmission of transmission, dish one of stopping is stopped a dish and is all linked to each other with the steering component of homonymy with dish two of stopping.

It is further specific optimization, transmission includes that the dish stops gear and drive gear, the dish is stopped gear coaxial coupling and is stopped two one side that are close to the transmission shell in the dish and set up in the transmission shell, drive gear coaxial sleeve locates in the drive shaft, drive gear and dish stop gear meshing and rotate.

Further specifically optimize, the steering wheel below is connected with the adjusting block, the subassembly that turns to includes steering bolt, hydraulic cylinder and sensor, two steering bolt symmetry just is the angle slope fixed connection on the adjusting block, every hydraulic cylinder all fixed connection is on the frame, every hydraulic cylinder all includes piston rod and cylinder body, every the equal fixed connection of cylinder body is on the frame, every the piston rod is kept away from the one end of cylinder body and is contradicted with the steering bolt activity of homonymy and link to each other, the sensor sets up on the cylinder body, every the cylinder body all with the homonymy dish of stopping dish one and dish two phases of stopping, every the sensor all links to each other with the magnetic separator electrical property of homonymy.

Further specifically, each piston rod is movably sleeved with a sliding block, and the sliding blocks are fixedly connected to the frame.

Further specifically, the bottom of the steering wheel is coaxially connected with a cycloidal speed reducer, and the adjusting block is connected to the bottom of the cycloidal speed reducer.

Further concrete optimization, two be provided with reset spring between the cylinder body, adjusting block bottom fixedly connected with reset shaft, reset spring's both ends are connected respectively on reset shaft and frame.

Owing to adopted above-mentioned technical scheme, compare with prior art, the utility model has the advantages that:

the utility model discloses a lawn mower a steering system, turn to through steering wheel control, the corresponding steering bolt pushes away in the piston rod retraction cylinder body with the piston rod is inconsistent, hydraulic oil in the cylinder body gets into the dish of homonymy and stops to make the dish stop in the device of stopping, the sensor response turns to the disconnection of the magnetism branch clutch of back control homonymy simultaneously, thereby make the front wheel stall that turns to the side, the front wheel of opposite side uses the front wheel that turns to the side to turn to as the basic point, thereby can turn by 180 degrees in situ, make the route next-door neighbour that comes and goes to reap, avoid coming and going to reap the distance of reserving between the route, need not to replenish again and reap, thereby the efficiency of reaping has been improved.

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a partial structural schematic diagram of the present invention;

fig. 3 is a schematic structural view of the steering assembly of the present invention;

FIG. 4 is a schematic view of the structure of the transmission case of the present invention;

fig. 5 isbase:Sub>A schematic cross-sectional view taken along linebase:Sub>A-base:Sub>A in fig. 4.

The mark in the figure is: 1. a frame; 11. a front wheel; 12. a rear wheel; 13. a support shaft; 14. a drive housing; 2. a transfer case; 3. a magnetic separator-combiner; 4. a disc brake device; 41. a disc brake disc I; 42. a second disc brake disc; 5. a transmission device; 51. a disc brake gear; 52. a transmission gear; 6. a steering wheel; 61. a cycloidal reducer; 7. a steering assembly; 71. a steering bolt; 72. a hydraulic cylinder; 73. a sensor; 8. an adjusting block; 81. a reset shaft; 9. a slider; 10. a return spring.

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.

Example (b):

as shown in fig. 1-5, a lawn mower steering system, including frame 1, it has two front wheels 11 and two rear wheels 12 to rotate to be connected with on frame 1, fixedly connected with back shaft 13 on frame 1, two front wheels 11 rotate respectively and connect in the both ends of back shaft 13, fixedly connected with transfer case 2 on frame 1, still fixedly connected with provides the engine of power for transfer case 2 on frame 1, the both sides of transfer case 2 are connected with magnetism respectively and divide clutch 3, one side that every magnetism divides clutch 3 to deviate from mutually all is connected with dish brake device 4, the equal fixedly connected with transmission shell 14 in one side that every front wheel 11 is close to back shaft 13, one side that transmission shell 14 kept away from back shaft 13 rotates and is connected with the drive shaft, the drive shaft runs through transmission shell 14 setting and the drive shaft stretches out the one end of transmission shell 14 and the coaxial fixed connection of front wheel 11 that corresponds, be provided with transmission 5 in the drive shell, dish brake device 4 links to each other with the drive shaft transmission through transmission, be provided with steering control device on frame 1, steering control device includes steering wheel 6 and two steering assembly 7 that the symmetry set up, steering wheel 6 and two steering assembly 7 activity links to each other, every corresponds the homonymy that the dish brake device 3 and the action of the dish brake device.

The disc brake device 4 comprises a disc brake disc 41 and a disc brake disc 42, the disc brake disc 41 and the disc brake disc 42 on the same side are symmetrically arranged and coaxially connected, the disc brake disc 41 is coaxially connected to one side, away from the transfer case 2, of the magnetic separation clutch 3, the disc brake disc 42 is connected to the outer side wall of the transmission shell 14, the disc brake disc 42 is in transmission connection with the transmission device 5, and the disc brake disc 41 and the disc brake disc 42 are both connected with the steering assembly 7 on the same side.

Through the technical scheme, when the mower runs normally and straightly, the engine provides power for the transfer case 2, so that the magnetic clutch 3 controls the transmission device 5 and the driving shaft to rotate, the two front wheels 11 are driven to rotate, the mower moves forwards, and the two rear wheels 12 move in the rear in an auxiliary mode. When needs turn around, steering wheel 6 drives after rotating and turns to 7 actions of subassembly, steering wheel 6 control turns to, the magnetic branch clutch 3 disconnection of 7 control homonymies of the subassembly that turn to that correspond, control dish one 41 and dish two 42 of stopping simultaneously and stop, thereby make the front wheel 11 stall that turns to the side, the front wheel 11 of opposite side uses the front wheel 11 that turns to the side to turn to as the basic point, thereby can turn by 180 degrees on the spot, make the route next-door neighbour that comes and goes to reap, avoid coming and going to reap the distance of reserving between the route, need not to supply again and reap, thereby the efficiency of reaping has been improved.

The transmission device 5 comprises a disc brake gear 51 and a transmission gear 52, the disc brake gear 51 is coaxially connected to one side, close to the transmission shell 14, of the second disc brake 42 and is arranged in the transmission shell 14, the transmission gear 52 is coaxially sleeved on the driving shaft, and the transmission gear 52 and the disc brake gear 51 are meshed and rotated.

Through the technical scheme, when the mower runs, the engine provides power, the transfer case 2 is connected with the two magnetic part clutches 3, so that the power can be transmitted, when the first disc brake disc 41 and the second disc brake disc 42 are not braked, the power can be transmitted through the first disc brake disc 41 and the second disc brake disc 42, the first disc brake disc 42 and the second disc brake disc 42 are driven to rotate in a meshed mode, so that the driving shaft is driven to rotate, and the mower is moved and turned for 180 degrees in situ.

Steering wheel 6 below is connected with adjusting block 8, steering assembly 7 includes steering bolt 71, hydraulic cylinder 72 and sensor 73, two steering bolt 71 symmetries just are angle slope fixed connection on adjusting block 8, the equal fixed connection of every hydraulic cylinder 72 is on frame 1, every hydraulic cylinder 72 all includes piston rod and cylinder body, the equal fixed connection of every cylinder body is on frame 1, the one end that the cylinder body was kept away from to every piston rod links to each other with the steering bolt 71 activity conflict of homonymy, sensor 73 sets up on the cylinder body, every cylinder body all is linked together with the dish of stopping of homonymy dish one 41 and dish two 42, every sensor 73 all links to each other with the magnetism of homonymy divides clutch 3 electrical property.

Through the technical scheme, the steering is controlled through the steering wheel 6, the corresponding steering bolt 71 pushes the piston rod to retract into the cylinder body in a manner of abutting against the piston rod, hydraulic oil in the cylinder body enters the first disc brake disc 41 and the second disc brake disc 42 on the same side to brake the first disc brake disc 41 and the second disc brake disc 42, meanwhile, the sensor 73 controls the magnetic separator clutch 3 on the same side to be disconnected after sensing and steering is performed, so that the front wheel 11 on the steering side stops rotating, the front wheel 11 on the other side is steered by taking the front wheel 11 on the steering side as a base point, the turning can be performed in situ at 180 degrees, the path for harvesting in a reciprocating manner is close to each other, the distance between the harvesting paths in a reciprocating manner is avoided, the additional harvesting is not needed, and the harvesting efficiency is improved.

All the movable sleeves on each piston rod are provided with a sliding block 9, and the sliding blocks 9 are fixedly connected to the frame 1. The motion track of the piston rod during extension and retraction is controlled through the sliding block 9, and the extension and retraction movement of the piston rod on a straight line is guaranteed.

The bottom of the steering wheel 6 is coaxially connected with a cycloid speed reducer 61, and the adjusting block 8 is connected to the bottom of the cycloid speed reducer 61. The direction control is facilitated by the cycloid speed reducer 61, and the steering wheel 6 can be operated in both the forward and reverse directions.

A return spring 10 is arranged between the two cylinder bodies, the bottom of the adjusting block 8 is fixedly connected with a return shaft 81, and two ends of the return spring 10 are respectively connected to the return shaft 81 and the frame 1. Steering wheel 6 rotates and drives adjusting block 8 and rotate, and reset spring 10 is stretched this moment, and the piston rod is pushed back in the cylinder body by steering bolt 71, and control magnetic separator 3, dish one 41 and dish two 42 of stopping move, when turning to the completion back, loosen steering wheel 6, and reset spring 10 utilizes the elasticity characteristic of self to drive reset shaft 81 and rotate to it is just right to drive steering wheel 6, conveniently drives.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a lawn mower a steering system, includes frame (1), it has two front wheels (11) and two rear wheels (12) to rotate on frame (1), its characterized in that: a supporting shaft (13) is fixedly connected on the frame (1), the two front wheels (11) are respectively and rotatably connected with the two ends of the supporting shaft (13), the transfer case (2) is fixedly connected to the frame (1), an engine for providing power for the transfer case (2) is also fixedly connected to the frame (1), the two sides of the transfer case (2) are respectively connected with a magnetic sub-clutch (3), one side of each magnetic sub-clutch (3) which deviates from each other is connected with a disc brake device (4), one side of each front wheel (11) which is close to the supporting shaft (13) is fixedly connected with a transmission shell (14), one side of the transmission shell (14) far away from the support shaft (13) is rotatably connected with a drive shaft, the driving shaft penetrates through the transmission shell (14), one end of the driving shaft extending out of the transmission shell (14) is coaxially and fixedly connected with the corresponding front wheel (11), a transmission device (5) is arranged in the transmission shell, the disc brake device (4) is connected with the driving shaft through the transmission device (5) in a transmission way, a steering control device is arranged on the frame (1), the steering control device comprises a steering wheel (6) and two steering components (7) which are symmetrically arranged, the steering wheel (6) is movably connected with the two steering assemblies (7), and each steering assembly (7) controls the magnetic separation clutch (3) and the disc brake device (4) which correspond to the same side to act.

2. A lawnmower steering system according to claim 1, wherein: the dish is stopped device (4) and is included that the dish is stopped a dish (41) and dish two (42) of stopping, and the dish that is located the homonymy is stopped a dish (41) and dish two (42) symmetry settings and coaxial coupling of stopping, the dish is stopped a dish (41) coaxial coupling and is separated one side that transfer case (2) was kept away from in magnetism branch clutch (3), the dish is stopped a dish two (42) and is connected on the lateral wall of transmission shell (14), the dish is stopped a dish two (42) and is linked to each other with transmission (5) transmission, the dish is stopped a dish (41) and is stopped a dish two (42) and all links to each other with steering component (7) of homonymy.

3. A lawnmower steering system according to claim 2, wherein: transmission (5) are including dish gear (51) and drive gear (52) of stopping, dish gear (51) coaxial coupling is stopped in the dish and is closed to one side of driving shell (14) and set up in driving shell (14) in dish two (42), drive gear (52) coaxial cover is located in the drive shaft, drive gear (52) and dish gear (51) meshing rotation of stopping.

4. A mower steering system according to any one of claims 2 to 3, wherein: steering wheel (6) below is connected with adjusting block (8), turn to subassembly (7) including steering bolt (71), hydraulic cylinder (72) and sensor (73), two steering bolt (71) symmetry just is angle slope fixed connection on adjusting block (8), every hydraulic cylinder (72) all fixed connection is on frame (1), every hydraulic cylinder (72) all include piston rod and cylinder body, every the equal fixed connection of cylinder body is on frame (1), every the one end that the cylinder body was kept away from to the piston rod links to each other with steering bolt (71) activity conflict of homonymy, sensor (73) set up on the cylinder body, every the cylinder body all is linked together with the dish of stopping of homonymy one (41) and dish two (42) of stopping, every sensor (73) all link to each other with magnetic separation clutch (3) electrical property of homonymy.

5. A mower steering system according to claim 4, wherein: each piston rod is movably sleeved with a sliding block (9), and the sliding blocks (9) are fixedly connected to the frame (1).

6. A mower steering system according to claim 4, wherein: the bottom of the steering wheel (6) is coaxially connected with a cycloidal speed reducer (61), and the adjusting block (8) is connected to the bottom of the cycloidal speed reducer (61).

7. A mower steering system according to claim 4, wherein: two be provided with reset spring (10) between the cylinder body, adjusting block (8) bottom fixedly connected with reset shaft (81), reset spring (10)'s both ends are connected respectively on reset shaft (81) and frame (1).