CN220600393U - Integrated gearbox of hydraulic motor speed-changing differential mechanism - Google Patents
Integrated gearbox of hydraulic motor speed-changing differential mechanism Download PDFInfo
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- CN220600393U CN220600393U CN202322404424.1U CN202322404424U CN220600393U CN 220600393 U CN220600393 U CN 220600393U CN 202322404424 U CN202322404424 U CN 202322404424U CN 220600393 U CN220600393 U CN 220600393U
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- 238000012546 transfer Methods 0.000 description 4
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Abstract
The utility model relates to the technical field of gearboxes, and provides an integrated gearbox of a hydraulic motor speed change differential, which comprises a first shell and a second shell, wherein the first shell is provided with a first installation space; the driving piece is arranged on the first shell and is positioned outside the first shell; a speed changing assembly, the speed changing assembly comprising: the control piece is arranged on the first shell in a sliding way; the input shaft is arranged at the driving end of the driving piece, and the driving piece is used for driving the input shaft to rotate; the driving gear set is arranged on the input shaft in a sliding manner, and the control piece is used for controlling the driving gear set to slide; the driven gear set is matched with the driving gear set, the driving gear set and the driven gear set are provided with gears with different sizes, and the driving gear set is used for driving the driven gear set to rotate after sliding; further comprises: and the driven gear set is used for driving the differential. Through the technical scheme, the problem that the loader in the prior art cannot be assembled into miniaturization and miniaturization is solved.
Description
Technical Field
The utility model relates to the technical field of gearboxes, in particular to an integrated gearbox of a hydraulic motor speed change differential.
Background
The micro-loader is widely applied to various fields such as economic crop planting, cultivated land maintenance, landscape gardening, municipal maintenance, earthwork operation, building construction, forest farm operation and the like. Most of the loaders on the market at present are in the form of automatic transmission vehicles by a hydraulic torque converter or a common gearbox, the common gearbox is in the form of manual transmission vehicles, the hydraulic torque converter is generally used on a medium-sized loader or a large-sized loader, the manual gearbox is generally applied on a small-sized loader body, and the development investment on the gearbox is insufficient, so that the conventional loader is hardly available, and the development of a gearbox special for the miniature loader is considered, but the common gearbox is considered, the driving mode of the gearbox is the layout mode of a front drive axle, a transmission shaft, the gearbox, a transmission shaft and a rear drive axle, the wheelbase of the front drive axle and the wheelbase of the rear drive axle of the gearbox are shorter, and the miniaturization of the loader are limited.
Disclosure of Invention
The utility model provides an integrated gearbox of a hydraulic motor speed change differential mechanism, which solves the problem that a loader in the related art cannot be assembled into a miniature and miniaturized one.
The technical scheme of the utility model is as follows:
an integrated gearbox for a hydraulic motor variable speed differential, comprising:
a first housing having a first installation space;
the driving piece is arranged on the first shell and is positioned outside the first shell;
a speed changing assembly, the speed changing assembly comprising:
a control member slidably disposed on the first housing;
the input shaft is arranged at the driving end of the driving piece, and the driving piece is used for driving the input shaft to rotate; the driving gear set is arranged on the input shaft in a sliding manner, and the control piece is used for controlling the driving gear set to slide;
the driven gear set is matched with the driving gear set, the driving gear set and the driven gear set are driven to have gears with different sizes, and the driving gear set is used for driving the driven gear set to rotate after sliding;
further comprises:
and the driven gear set is used for driving the differential mechanism.
As a further technical solution, the driving gear set includes:
the input large gear is arranged on the input shaft in a sliding manner, and the input shaft is used for driving the input large gear to rotate;
the input pinion is arranged on the input shaft in a sliding manner, and the input shaft is used for driving the input pinion to rotate;
the driven gear set includes:
an output shaft for driving the differential;
the output large gear is arranged on the output shaft;
an output pinion gear disposed on the output shaft;
the control member is for controlling the engagement of the input large gear and the output small gear or the engagement of the input small gear and the output small gear.
As a further technical scheme, the output shaft is provided with a bevel gear, the differential is provided with a ring gear, the bevel gear is meshed with the ring gear, and the bevel gear is used for driving the ring gear to rotate.
As a further technical scheme, the method further comprises:
the sliding sleeve is arranged on the input shaft in a sliding manner;
the input large gear and the input small gear are arranged on the sliding sleeve, a control gap is formed between the input large gear and the input small gear, the control piece is positioned in the control gap, and the control piece is used for controlling the input large gear and the input small gear to slide simultaneously;
the output large gear and the output small gear have an adjusting gap, and the input large gear and the input small gear are positioned in the adjusting gap.
As a further technical scheme, the sliding sleeve is provided with a plurality of guide grooves which are arranged along the circumference, the input shaft is provided with a plurality of bulges which are arranged along the circumference, and the bulges are respectively arranged in the guide grooves in a sliding manner.
As a further technical solution, the control member includes:
the connecting shaft is arranged on the first shell in a sliding manner;
the plectrum is in on the connecting axle, the plectrum has arc joint end, arc joint end is used for the joint in the control clearance.
As a further technical solution, the differential includes:
the ring gear is arranged on the second shell, the ring gear and the second shell are coaxially arranged, the second shell is provided with a second installation space, and the second shell rotates along with the ring gear;
the two connecting shafts are respectively and correspondingly arranged on the second shell in a penetrating way, and are coaxially arranged with the second shell;
the two half-shaft gears are respectively and correspondingly arranged at one ends of the two connecting shafts, which are close to each other, and are positioned in the second installation space;
the planetary gears are provided with two planetary gears, the two planetary gears are respectively arranged on the second shell in a rotating mode and located in the second installation space, and the two planetary gears are meshed with the two side gears.
As a further technical scheme, the method further comprises:
and the flange is arranged on the output shaft.
The working principle and the beneficial effects of the utility model are as follows:
in order to solve the problem that a loader in the related art cannot be assembled into a miniaturized and miniaturized structure, the scheme designs a gearbox with a transmission and a differential mechanism integrated, the driving gear set is controlled to be meshed with gears on the driven gear set by a control piece, the driving gear set is driven to rotate by a driving piece, the driven gear set is driven to rotate by the driving gear set, and the diameters of the gears on the driving gear set and the driven gear set are inconsistent, so that the driving gear set has a speed change effect after driving the driven gear set to rotate. The common loader passes through the front drive axle, the transmission shaft, the speed change transfer case, the transmission shaft and the rear drive axle, the wheelbase of the front drive axle and the wheelbase of the rear drive axle are difficult to be shorter, the longer wheelbase can cause the larger turning radius of the loader, the flexibility is poor, even if the lengths of the parts are shortened, certain effects can be achieved, but the principal and subordinate symptoms are not treated, one transmission shaft and one transfer case are omitted, so that the wheelbase of the loader can be very short, the flexibility is greatly improved, and the foundation is laid for the miniaturization and the micromation of the loader. The appearance of the first shell is not invariable, and can be changed according to different mounting modes of different driving pieces so as to adapt to various types of driving pieces, some mounting modes are round or square, two holes, four holes and six holes are formed, the first shell can be designed to be different mounting modes aiming at different driving pieces, the driving pieces are fixed on the first shell through bolts to transmit power, the driving pieces are arranged above the first shell, the situation that the ground clearance is too small or the driving pieces are damaged can be caused if the driving pieces are arranged below, and the driving pieces are damaged when the driving shafts are arranged on two sides, so that the driving pieces are not suggested to be arranged on two sides.
Drawings
The utility model will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a driving member according to the present utility model;
FIG. 3 is a schematic view of a planetary gear structure according to the present utility model;
FIG. 4 is a schematic view of the control element structure of the present utility model;
in the figure: 1. the first housing, 2, first installation space, 3, driving piece, 4, gear change subassembly, 5, output shaft, 6, bevel gear, 7, control, 8, driving gear group, 9, driven gear group, 10, differential, 11, ring gear, 12, input big gear, 13, input pinion, 14, output big gear, 15, output pinion, 16, control clearance, 17, adjustment clearance, 18, guide slot, 19, protrusion, 20, connecting axle, 21, plectrum, 22, arc joint end, 23, second housing, 24, second installation space, 25, side gear, 26, planetary gear, 27, flange, 28, input axle, 29, sliding sleeve.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1-4, the present embodiment proposes
An integrated gearbox for a hydraulic motor variable speed differential, comprising:
a first housing 1 having a first installation space 2;
a driving member 3 disposed on the first housing 1 and located outside the first housing 1;
the speed changing assembly 4, the speed changing assembly 4 includes:
a control member 7 slidably provided on the first housing 1;
the input shaft 28 is arranged at the driving end of the driving piece 3, and the driving piece 3 is used for driving the input shaft 28 to rotate; the driving gear set 8 is arranged on the input shaft 28 in a sliding manner, and the control piece 7 is used for controlling the driving gear set 8 to slide;
the driven gear set 9 is matched with the driving gear set 8, the driving gear set 8 and the driven gear set 9 are driven to have gears with different sizes, and the driving gear set 8 slides and then is used for driving the driven gear set 9 to rotate;
further comprises:
a differential 10, the driven gear set 9 is used for driving the differential 10.
In this embodiment, in order to solve the problem that the loader in the related art cannot be assembled into a miniaturized and miniaturized loader, the present embodiment designs a gearbox with an integrated transmission and differential 10, and the driving member 3 drives the driving gear set 8 to rotate by controlling the gear engagement on the driving gear set 8 and the driven gear set 9 through the control member 7, and the driving gear set 8 drives the driven gear set 9 to rotate, and because the diameters of the gears on the driving gear set 8 and the driven gear set 9 are inconsistent, the speed change effect will occur after the driving gear set 8 drives the driven gear set 9 to rotate. The common loader passes through the front drive axle, the transmission shaft, the speed change transfer case, the transmission shaft and the rear drive axle, the wheelbase of the front drive axle and the wheelbase of the rear drive axle are difficult to be shorter, the longer wheelbase can cause the larger turning radius of the loader, the flexibility is poor, even if the lengths of the parts are shortened, certain effects can be achieved, but the principal and subordinate symptoms are not treated, one transmission shaft and one transfer case are omitted, so that the wheelbase of the loader can be very short, the flexibility is greatly improved, and the foundation is laid for the miniaturization and the micromation of the loader. The shape of the first housing 1 is not unchanged, and can be changed according to different mounting modes of different driving pieces 3 so as to adapt to various types of driving pieces 3, some mounting modes are round or square, two holes, four holes and six holes are formed, the first housing 1 can be designed for different driving pieces 3, different mounting modes are designed, the driving pieces 3 are fixed on the first housing 1 through bolts to transmit power, the driving pieces 3 are arranged above the first housing 1, the situation that the ground clearance is too small or the driving pieces 3 are damaged can be caused if the driving pieces are arranged below, and the driving pieces 3 are hit when the driving shafts are arranged on two sides, so that the driving pieces 3 are not suggested to be arranged on two sides.
Further, the driving gear set 8 includes:
the input large gear 12 is arranged on the input shaft 28 in a sliding manner, and the input shaft 28 is used for driving the input large gear 12 to rotate;
the input pinion 13 is slidably arranged on the input shaft 28, and the input shaft 28 is used for driving the input pinion 13 to rotate;
the driven gear set 9 includes:
an output shaft 5 for driving the differential 10;
an output gearwheel 14 arranged on the output shaft 5;
an output pinion 15 provided on the output shaft 5;
the control member 7 is used to control the engagement of the input large gear 12 and the output small gear 15 or the engagement of the input small gear 13 and the output small gear 15.
In this embodiment, the problem of low-speed and high-speed rotation is solved. In the scheme, the input shaft 28 is driven to rotate by the driving piece 3, the input shaft 28 drives the input large gear 12 and the input small gear 13 to rotate, because the input large gear 12 and the input small gear 13 are arranged on the input shaft 28 in a sliding way and rotate along with the input shaft 28, when the control piece 7 controls the input large gear 12 to slide and mesh with the output small gear 15, the control piece 7 controls the input large gear 12 to slide when the input large gear 12 drives the output small gear 15 to rotate, so that the input large gear 12 is not meshed with the output small gear 15 any more, the control piece 7 controls the input small gear 13 to slide, the input small gear 13 is meshed with the output to the gear, and when the input small gear 13 drives the output large gear 14 to rotate, the control piece 7 drives the output large gear 14 to rotate at a low speed. The input shaft 28 and the output shaft 5 are two shafts, and two shafts are used to cooperate with the driving member 3.
Further, the output shaft 5 has a bevel gear 6, the differential 10 has a ring gear 11, the bevel gear 6 is meshed with the ring gear 11, and the bevel gear 6 is used to drive the ring gear 11 to rotate.
In this embodiment, in order to solve the operation problem of the differential 10, after the output shaft 5 rotates, the bevel gear 6 on the output shaft 5 follows the output shaft 5 to rotate, and the bevel gear 6 is meshed with the ring gear 11. Bevel gear 6 rotates ring gear 11, thereby driving differential 10 to operate. The two shafts serve as shafts for driving the bevel gears 6 to rotate, and further drive the ring gear 11 of the differential 10 to rotate.
Further, the method further comprises the following steps:
a slide bush 29 slidably provided on the input shaft 28;
the input large gear 12 and the input small gear 13 are arranged on the sliding sleeve 29, the input large gear 12 and the input small gear 13 are provided with a control gap 16, the control piece 7 is positioned in the control gap 16, and the control piece 7 is used for controlling the input large gear 12 and the input small gear 13 to slide simultaneously;
the output large gear 14 and the output small gear 15 have an adjustment gap 17, and the input large gear 12 and the input small gear 13 are located in the adjustment gap 17.
In this embodiment, in order to strengthen the structure, the sliding sleeve 29 is provided to realize one-step sliding of the input large gear 12 and the input small gear 13, and due to the effect of the adjusting gap 17, when the control member 7 controls the input large gear 12 to mesh with the output small gear 15, the input small gear 13 is just separated from the input large gear 12, the driving member 3 drives the input large gear 12 and the input small gear 13 to rotate simultaneously, only the input large gear 12 drives the output small gear 15 to rotate, so as to realize high-speed running, and conversely, low-speed running. The control member 7 controls the sliding sleeve 29 to slide, and when the input large gear 12 and the input small gear 13 are not meshed with the output small gear 15 and the output large gear 14, the control member is in a neutral state, so that the operation of a trailer and the like is facilitated. A high gear, a low gear and a neutral gear, which allows for faster speeds or more power.
Further, the sliding sleeve 29 is provided with a plurality of guiding grooves 18 arranged along the circumference, the input shaft 28 is provided with a plurality of protrusions 19 arranged along the circumference, and the protrusions 19 are respectively arranged in the guiding grooves 18 in a sliding manner.
In this embodiment, in order to solve the problem that the input large gear 12 and the input small gear 13 rotate along with the input shaft 28 and are slidingly disposed, the present embodiment achieves the effect that the input large gear 12 and the input small gear 13 can only rotate but not rotate relative to the input shaft 28 through the limiting of the guide groove 18 and the protrusion 19.
Further, the control member 7 includes:
a connecting shaft 20 slidably provided on the first housing 1;
the plectrum 21 is arranged on the connecting shaft 20, and the plectrum 21 is provided with an arc-shaped clamping end 22, and the arc-shaped clamping end 22 is used for being clamped in the control gap 16.
In this embodiment, in order to solve the sliding problem of the input large gear 12 and the output small gear 15, a connecting shaft 20 is provided, a shifting piece 21 is fixed in the middle of the connecting shaft 20, and the connecting shaft 20 is used for driving the shifting piece 21 to move in a forward pushing or backward pulling manner, so that the input large gear 12 and the input small gear 13 can be meshed with the output large gear 14 and the output large gear 14, and further gear shifting operation is performed.
Further, the differential 10 includes:
a second housing 23, the ring gear 11 being disposed on the second housing 23, and the ring gear 11 and the second housing 23 being coaxially disposed, the second housing 23 having a second installation space 24, the second housing 23 rotating with the ring gear 11;
the two connecting shafts 20 are respectively and correspondingly arranged on the second housing 23 in a penetrating way, and the two connecting shafts 20 and the second housing 23 are coaxially arranged;
the two side gears 25, the two side gears 25 are respectively correspondingly arranged on one end of the two connecting shafts 20, which are close to each other, and are positioned in the second installation space 24;
the planetary gears 26 have two, two planetary gears 26 are rotatably provided on the second housing 23, respectively, and are located in the second installation space 24, and both planetary gears 26 are meshed with the two side gears 25.
In this embodiment, in order to reduce the cost, the speed changing assembly 4 and the differential 10 are integrally mounted on the driving axle, so as to provide power for the driving axle, and the driving axle is connected and mounted with a driven transmission shaft through a flange 27, and the power can be output to another driving axle to form a four-wheel drive, which can be used as a double-wheel drive and a four-wheel drive. When the vehicle runs straight, the two planetary gears 26 only revolve and do not rotate, and according to the mechanics principle, the inner wheels tend to rotate slowly during turning, the rotating speed is unchanged at this time, and the two planetary gears revolve around the connecting shaft 20 and rotate at the same time.
Further, the method further comprises the following steps:
a flange 27 is provided on the output shaft 5.
In this embodiment, for the purpose of reinforcing the structure, a flange 27 is mounted on the output shaft 5 for mounting the driven transmission shaft by bolts to transmit power to other drive axles or equipment requiring power.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (8)
1. The integrative gearbox of hydraulic motor speed change differential mechanism, its characterized in that includes:
a first housing (1) having a first installation space (2);
a driving piece (3) arranged on the first shell (1) and positioned outside the first shell (1);
a speed changing assembly (4), the speed changing assembly (4) comprising:
a control member (7) slidably disposed on the first housing (1);
the input shaft (28) is arranged at the driving end of the driving piece (3), and the driving piece (3) is used for driving the input shaft (28) to rotate;
a driving gear set (8) slidably arranged on the input shaft (28), wherein the control member (7) is used for controlling the driving gear set (8) to slide;
the driven gear set (9) is matched with the driving gear set (8), the driving gear set (8) and the driven gear set (9) are driven to have gears with different sizes, and the driving gear set (8) is used for driving the driven gear set (9) to rotate after sliding;
further comprises:
-a differential (10), the driven gear set (9) being used for driving the differential (10).
2. The hydraulic motor and transaxle integrated gearbox of claim 1, characterized in that the driving gear set (8) comprises:
an input large gear (12) is arranged on the input shaft (28) in a sliding manner, and the input shaft (28) is used for driving the input large gear (12) to rotate;
an input pinion (13) slidably disposed on the input shaft (28), the input shaft (28) being configured to drive the input pinion (13) to rotate;
the driven gear set (9) comprises:
an output shaft (5) for driving the differential (10);
an output gearwheel (14) arranged on the output shaft (5);
an output pinion (15) provided on the output shaft (5);
the control member (7) is used for controlling the engagement of the input large gear (12) and the output small gear (15) or the engagement of the input small gear (13) and the output small gear (15).
3. The hydraulic motor speed change differential integrated gearbox according to claim 2, characterized in that the output shaft (5) has a bevel gear (6), the differential (10) has a ring gear (11), the bevel gear (6) meshes with the ring gear (11), the bevel gear (6) is used for driving the ring gear (11) to rotate.
4. The integrated hydraulic motor and transaxle gearbox of claim 2, further comprising:
a sliding sleeve (29) which is arranged on the input shaft (28) in a sliding manner;
the input large gear (12) and the input small gear (13) are arranged on the sliding sleeve (29), the input large gear (12) and the input small gear (13) are provided with a control gap (16), the control piece (7) is positioned in the control gap (16), and the control piece (7) is used for controlling the input large gear (12) and the input small gear (13) to slide simultaneously;
the output gearwheel (14) and the output pinion (15) have an adjustment gap (17), the input gearwheel (12) and the input pinion (13) being located within the adjustment gap (17).
5. The hydraulic motor speed change differential integrated gearbox according to claim 4, wherein the sliding sleeve (29) is provided with a plurality of guide grooves (18) arranged along the circumference, the input shaft (28) is provided with a plurality of bulges (19) arranged along the circumference, and the plurality of bulges (19) are respectively arranged in the plurality of guide grooves (18) in a sliding manner.
6. The hydraulic motor differential integrated gearbox according to claim 4, characterized in that said control element (7) comprises:
a connecting shaft (20) slidably disposed on the first housing (1);
the plectrum (21) is arranged on the connecting shaft (20), the plectrum (21) is provided with an arc-shaped clamping end (22), and the arc-shaped clamping end (22) is used for being clamped in the control gap (16).
7. A hydraulic motor variable speed differential integral gearbox according to claim 3, characterized in that said differential (10) comprises:
-a second housing (23), said ring gear (11) being arranged on said second housing (23), and said ring gear (11) and said second housing (23) being coaxially arranged, said second housing (23) having a second mounting space (24), said second housing (23) rotating with said ring gear (11);
the two connecting shafts (20) are respectively and correspondingly arranged on the second shell (23) in a penetrating way, and the two connecting shafts (20) and the second shell (23) are coaxially arranged;
the two side gears (25) are respectively and correspondingly arranged at one ends of the two connecting shafts (20) close to each other, and are positioned in the second installation space (24);
and the planetary gears (26) are provided with two planetary gears (26), the two planetary gears (26) are respectively arranged on the second shell (23) in a rotating way and are positioned in the second installation space (24), and the two planetary gears (26) are meshed with the two side gears (25).
8. The integrated hydraulic motor and transaxle gearbox of claim 2, further comprising:
and a flange (27) arranged on the output shaft (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322404424.1U CN220600393U (en) | 2023-09-05 | 2023-09-05 | Integrated gearbox of hydraulic motor speed-changing differential mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322404424.1U CN220600393U (en) | 2023-09-05 | 2023-09-05 | Integrated gearbox of hydraulic motor speed-changing differential mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220600393U true CN220600393U (en) | 2024-03-15 |
Family
ID=90172792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322404424.1U Active CN220600393U (en) | 2023-09-05 | 2023-09-05 | Integrated gearbox of hydraulic motor speed-changing differential mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220600393U (en) |
-
2023
- 2023-09-05 CN CN202322404424.1U patent/CN220600393U/en active Active
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