CN213261856U

CN213261856U - Liftable transmission and agricultural vehicle

Info

Publication number: CN213261856U
Application number: CN202021092948.1U
Authority: CN
Inventors: 周志; 邓可
Original assignee: Changsha Sanglaite Agricultural Mechanical Equipment Co Ltd
Current assignee: Changsha Sanglaite Agricultural Mechanical Equipment Co Ltd
Priority date: 2020-06-12
Filing date: 2020-06-12
Publication date: 2021-05-25
Anticipated expiration: 2030-06-12

Abstract

The utility model provides a liftable transmission for agricultural vehicle, set up in the walking case of differential case both sides, every including differential case, a plurality of the one end of walking case is equipped with the corner case of being connected with it, the corner case with the walking case passes through the extensible member and drive assembly connects, one side of corner case is equipped with the wheel, drive assembly is used for driving the wheel rotation or turns to, the extensible member is used for driving the wheel and reciprocates. The lifting transmission device with the structure can adjust the telescopic amount of the telescopic piece according to road conditions in the driving process, and when the road conditions are poor, the telescopic piece extends to enlarge the gap between the wheel and the chassis, so that the passing performance of vehicles is improved. Compared with the transmission device with the existing structure, the transmission device has the advantages of simple structure, strong passing capability and wide application occasions, and the gap between the chassis and the wheels can be adjusted according to road conditions. Furthermore, the utility model discloses still provide an agricultural vehicle.

Description

Liftable transmission and agricultural vehicle

Technical Field

The utility model relates to the field of agricultural machinery, in particular to liftable transmission and agricultural vehicle.

Background

With the continuous development of science and technology and economy, various agricultural machines such as tractors, harvesters and rotary cultivators are widely used.

In various agricultural machines widely used at present, the height of a chassis can not be adjusted, the problems of poor trafficability and the like due to the fact that the chassis is low and the ground clearance is small generally exist, and the agricultural machines are mainly applied to vast remote mountainous areas or rural areas and are generally poor in road conditions, so that the wide use of the agricultural machines is limited to a great extent.

In summary, how to provide a liftable transmission device with a height between wheels and a chassis capable of being adjusted according to needs and better road trafficability and an agricultural vehicle comprising the liftable transmission device become technical problems to be solved by technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: the lifting transmission device has the advantages that the height between the wheels and the chassis can be adjusted according to needs, the road trafficability is better, and the agricultural vehicle comprises the lifting transmission device.

The utility model discloses a solution is realized like this: the utility model provides a liftable transmission for agricultural vehicle, set up in the walking case of differential case both sides, every including differential case, a plurality of the one end of walking case is equipped with the corner case of being connected with it, the corner case with the walking case passes through the extensible member and drive assembly connects, one side of corner case is equipped with the wheel, drive assembly is used for driving the wheel rotation or turns to, the extensible member is used for driving the wheel and reciprocates. The lifting transmission device with the structure can adjust the telescopic amount of the telescopic piece according to road conditions in the driving process, and when the road conditions are poor, the telescopic piece extends to enlarge the gap between the wheel and the chassis, so that the passing performance of vehicles is improved. When the road conditions are relatively good, the telescopic piece retracts to improve the comfort of the vehicle, and the gap between the wheels and the chassis is reduced. Compared with the transmission device with the existing structure, the transmission device has the advantages of simple structure, strong passing capability and wide application occasions, and the gap between the chassis and the wheels can be adjusted according to road conditions.

The utility model discloses a another technical scheme lies in on the above-mentioned basis, the drive assembly includes the semi-axis cover, and set up in the semi-axis cover and the sleeve pipe that can reciprocate in the semi-axis cover, the extensible member is the hydro-cylinder, the one end of hydro-cylinder with semi-axis cover fixed connection, the other end of hydro-cylinder with sleeve pipe fixed connection.

Another technical scheme of the utility model lies in on above-mentioned basis, drive assembly still includes the transmission shaft, the transmission shaft set up in the cover pipe, the one end of transmission shaft with the walking case is connected, the other end with the corner case is connected.

The utility model discloses a another technical scheme lies in on above-mentioned basis, be equipped with the input shaft on the differential case, the differential incasement is equipped with differential mechanism, the differential case with still be equipped with an axle that is used for transmitting power between the walking case.

The utility model discloses an another technical scheme lies in on above-mentioned basis, still be equipped with an axle tooth and two axle teeth in the walking case, two axle teeth with an axle tooth meshing, an axle one end with differential mechanism connects, an axle tooth fixed set up in the other end of an axle.

The utility model discloses an another technical scheme lies in on above-mentioned basis, the corner incasement still is equipped with three-axis tooth and four-axis tooth, four-axis tooth with the meshing of three-axis tooth, two-axis tooth fixed set up in the one end of transmission shaft, three-axis tooth fixed set up in the other end of transmission shaft.

Another technical scheme of the utility model lies in on above-mentioned basis, but lifting gearing still includes two axles and triaxial, two axles set up in the transmission shaft with between the two axle teeth, the triaxial set up in the transmission shaft with between the three axle teeth.

The utility model discloses an another technical scheme lies in on above-mentioned basis, elevating gear still includes the four-axis, the four-axis tooth is fixed set up in the one end of four-axis, the wheel set up in the other end of four-axis, during the four-axis was rotatory, drive the wheel is rotatory.

The utility model discloses an another technical scheme lies in on above-mentioned basis, but lifting transmission still including turning to the case, the one end that turns to the case is equipped with turns to the two axles, turn to the two axles and deviate from the one end that turns to the case is equipped with and turns to the driving tooth, be equipped with on the semi-axis cover with turn to the driven tooth of driving tooth meshing, when turning to the two axles rotatory, drive turn to the driving tooth and driven tooth is rotatory, and then drive the semi-axis cover is rotatory.

On the other hand, the utility model also provides an agricultural vehicle, including liftable transmission, liftable transmission is as above liftable transmission.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation.

Fig. 1 is a schematic structural diagram of a vehicle according to the present invention;

fig. 2 is a schematic structural view of the lifting transmission device of fig. 1.

The corresponding relation of the reference signs is as follows:

1 input shaft 2 differential case 3 differential mechanism

4 one shaft, 5 one shaft, 6 two shaft teeth

7 walking box 8 two-shaft 9 transmission shaft

10 semi-shaft sleeve 11 driven tooth 12 sleeve

13 triaxial 14 triaxial 15 four-axis teeth

16 four-shaft 17 wheel 18 steering two-shaft gear

19 steering shaft tooth 20 steering shaft 21 steering box

22-steering two-shaft 23-steering driving tooth 24 oil cylinder

Detailed Description

The present invention will be described in detail with reference to the drawings, which are provided for illustrative and explanatory purposes only and should not be construed as limiting the scope of the present invention in any way. Furthermore, features from embodiments in this document and from different embodiments may be combined accordingly by a person skilled in the art from the description in this document.

The embodiment of the utility model provides a as follows, please see that fig. 1 and fig. 2 are shown or lift transmission for on the agricultural machine, specifically including gearbox, a plurality of set up in the walking case 7 of gearbox both sides, the one end of every walking case 7 is equipped with the corner case of being connected with it, is connected through extensible member and drive assembly between corner case and the walking case 7, one side of corner case is equipped with wheel 17, drive assembly is used for driving wheel 17 rotatory or turn to, the extensible member then is used for driving wheel 17 and rotates or turn to17And move up and down. The lifting transmission device with the structure can adjust the telescopic amount of the telescopic piece according to road conditions in the driving process, and when the road conditions are poor, the telescopic piece extends to enlarge the gap between the wheel 17 and the chassis, so that the passing performance of vehicles is improved. When the road conditions are relatively good, the telescopic parts retract to improve the comfort of the vehicle and reduce the clearance between the wheels 17 and the chassis. Compared with the transmission device with the existing structure, the transmission device has the advantages of simple structure, strong passing capability and wide application occasions, and the gap between the chassis and the wheels 17 can be adjusted according to road conditions.

On the basis of the above-mentioned embodiment, in another embodiment of the utility model, as shown in fig. 1 and fig. 2, the drive assembly specifically includes the axle sleeve half 10, in order to set up in axle sleeve half 10 and can be in the sleeve pipe 12 that the axle sleeve half 10 reciprocated, the preferred hydro-cylinder 24 of extensible member, the one end of hydro-cylinder 24, upper end shown in the drawing promptly and axle sleeve half 10 fixed connection, the other end of hydro-cylinder 24, lower extreme shown in the drawing promptly and sleeve pipe 12 fixed connection, when hydro-cylinder 24 stretches out and draws back, drive wheel 17 and reciprocate, thereby change the distance between wheel 17 and the chassis, and then promote the trafficability characteristic of vehicle.

On the basis of the above embodiment, in another embodiment of the present invention, as shown in fig. 1, the transmission assembly further includes a transmission shaft 9, the transmission shaft 9 is disposed inside the sleeve 12, more specifically, one end of the transmission shaft 9, i.e., the upper end shown in the drawing, is connected to the walking box 7, the other end of the transmission shaft 9, i.e., the lower end shown in the drawing, is connected to the corner box, and the transmission shaft 9 is used for transmitting power from the walking box 7 to the corner box in time.

On the basis of the above embodiment, in another embodiment of the present invention, as shown in fig. 1, an input shaft 1 is provided on the differential case 2, and power from the engine is transmitted to the differential case 2 through the input shaft 1, a differential 3 is further provided in the differential case 2, and a shaft 4 for transmitting power is further provided between the differential case 2 and the traveling case 7, that is, the power from the differential case 2 is transmitted to the traveling case 7 through the shaft 4.

On the basis of the above embodiment, in another embodiment of the present invention, as shown in fig. 1, a shaft tooth 5 and a two-shaft tooth 6 are further disposed in the traveling box 7, the two-shaft tooth 6 is engaged with the shaft tooth 5, and the shaft tooth 5 and the two-shaft tooth 6 are bevel teeth, one end of the shaft 4 is fixedly connected with the differential mechanism 3, the shaft tooth 5 is fixedly disposed at the other end of the shaft 4, i.e., it is close to the traveling box 7, i.e., the differential box 2 passes through the shaft 4, and the shaft tooth 5 and the two-shaft tooth 6 are transmitted through the shaft.

On the basis of the above-mentioned embodiment, in another embodiment of the utility model, as shown in fig. 1, still be equipped with three axle teeth 14 and four axle teeth 15 in the corner case, and four axle teeth 15 and the meshing of three axle teeth 14, three axle teeth 14 and four axle teeth 15 are the awl tooth, two axle teeth 6 fixed set up in the one end of transmission shaft 9, two axle teeth 6 set up in the upper end of transmission shaft 9 promptly, and three axle teeth 14 set up in the lower extreme of transmission shaft 9, and power transmits to three axle teeth 14 through two axle teeth 6, through transmission shaft 9.

On the basis of the above embodiment, in another embodiment of the utility model, as shown in fig. 1, liftable transmission still includes two axles 8 and triaxial 13, and two axles 8 set up between transmission shaft 9 and two axle teeth 6, triaxial 13 set up in between transmission shaft 9 and the triaxial tooth 14, more specifically, the lower extreme of two axles 8 is connected with the upper end of transmission shaft 9, and two axle teeth 6 are fixed to be set up in the upper end of two axles 8. The upper end of the three shaft 13 is connected with the lower end of the transmission shaft 9, the three shaft teeth 14 are fixedly arranged at the lower end of the three shaft 13, and power is transmitted to the two shaft 8 from the two shaft teeth 6, then transmitted to the transmission shaft 9, transmitted to the three shaft 13 through the transmission shaft 9, and then transmitted to the three shaft teeth 14.

On the basis of the above-mentioned embodiment, the utility model discloses in another embodiment, as shown in fig. 1, elevating gear still includes four-axis 16, four-axis tooth 15 fixed set up in four-axis 16's one end, shown left end in the picture promptly, wheel 17 sets up in four-axis 16's the other end, shown right-hand member in the picture promptly, and when three-axis tooth 14 was rotatory, it was rotatory to drive four-axis tooth 15, and then drives the wheel 17 rotation of four-axis 16 and four-axis 16 right-hand member to realize advancing or retreating of vehicle.

On the basis of the above-mentioned embodiment, the utility model discloses in another embodiment, as shown in fig. 1 and fig. 2, liftable transmission is still including turning to case 21, the one end or the both ends that turn to case 21 are equipped with and turn to two axles 22, turn to two axles 22 and deviate from the one end that turns to case 21, the right-hand member shown in the picture is equipped with and turns to driving tooth 23 promptly, be equipped with on half axle sleeve 10 and turn to the driven tooth 11 of driving tooth 23 meshing, driven tooth 11 is the awl tooth with turning to driving tooth 23, when turning to two axles 22 rotatory, it is rotatory to drive to turn to driving tooth 23 and driven tooth 11, and then drive half axle sleeve 10 rotatory, when half axle sleeve 10 is rotatory, it is rotatory to drive corner case and the wheel 17 of its lower extreme, and then realize turning. The steering box 21 is further provided with a steering first shaft 20, the steering first shaft tooth 19 and the steering second shaft tooth 18 are further arranged in the steering box 21, the steering first shaft tooth 19 and the steering second shaft tooth 18 are both cone teeth, the steering first shaft tooth 19 is meshed with the steering second shaft tooth 18, and one end, close to the steering box 21, of the steering second shaft 22 is fixedly connected with the steering second shaft tooth 18.

The lifting transmission device with the structure has the advantages of simple structure, strong passing capability, wide application occasions and the like, and the gap between the chassis and the wheel 17 can be adjusted according to road conditions.

On the other hand, the utility model also provides an agricultural vehicle, agricultural vehicle include liftable transmission, specifically, liftable transmission is as above liftable transmission.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a liftable transmission for agricultural vehicle, its characterized in that sets up in the walking case of differential case both sides including differential case, a plurality of, every the one end of walking case is equipped with the corner case of being connected with it, the corner case with the walking case passes through the extensible member and drive assembly connects, one side of corner case is equipped with the wheel, drive assembly is used for driving the wheel rotation or turns to, the extensible member is used for driving the wheel and reciprocates.

2. The liftable transmission device according to claim 1, wherein the transmission assembly comprises a half shaft sleeve and a sleeve which is arranged in the half shaft sleeve and can move up and down in the half shaft sleeve, the telescopic member is an oil cylinder, one end of the oil cylinder is fixedly connected with the half shaft sleeve, and the other end of the oil cylinder is fixedly connected with the sleeve.

3. The liftable transmission device according to claim 2, wherein the transmission assembly further comprises a transmission shaft, the transmission shaft is disposed in the sleeve, one end of the transmission shaft is connected with the walking box, and the other end of the transmission shaft is connected with the corner box.

4. A liftable transmission device according to claim 3, characterised in that an input shaft is arranged on the differential case, a differential is arranged in the differential case, and a shaft for transmitting power is arranged between the differential case and the walking case.

5. The lifting transmission device as claimed in claim 4, wherein a shaft tooth and a two-shaft tooth are further arranged in the traveling box, the two-shaft tooth is meshed with the shaft tooth, one end of the shaft is connected with the differential, and the shaft tooth is fixedly arranged at the other end of the shaft.

6. The liftable transmission device according to claim 5, wherein a three-axis gear and a four-axis gear are further arranged in the corner box, the four-axis gear is meshed with the three-axis gear, the two-axis gear is fixedly arranged at one end of the transmission shaft, and the three-axis gear is fixedly arranged at the other end of the transmission shaft.

7. A liftable transmission device according to claim 6, further comprising two shafts and three shafts, the two shafts being arranged between the transmission shaft and the two shaft teeth, and the three shafts being arranged between the transmission shaft and the three shaft teeth.

8. The lifting transmission device as claimed in claim 7, further comprising four shafts, wherein the four shafts are fixed at one end of the four shafts, the wheel is disposed at the other end of the four shafts, and the four shafts rotate to drive the wheel to rotate.

9. The lifting transmission device according to claim 8, further comprising a steering box, wherein a steering secondary shaft is arranged at one end of the steering box, a steering driving tooth is arranged at one end of the steering secondary shaft, which is far away from the steering box, a driven tooth meshed with the steering driving tooth is arranged on the half shaft sleeve, and when the steering secondary shaft rotates, the steering driving tooth and the driven tooth are driven to rotate, so that the half shaft sleeve is driven to rotate.

10. An agricultural vehicle comprising a liftable transmission, characterized in that the liftable transmission is a liftable transmission according to any of claims 1 to 9.