CN220646698U

CN220646698U - Gear box

Info

Publication number: CN220646698U
Application number: CN202322419896.4U
Authority: CN
Inventors: 田仲杰
Original assignee: Qingzhou Runjie Machinery Co ltd
Current assignee: Qingzhou Runjie Machinery Co ltd
Priority date: 2023-09-07
Filing date: 2023-09-07
Publication date: 2024-03-22
Anticipated expiration: 2033-09-07

Abstract

The utility model discloses a gearbox, which comprises a body, wherein one end of the body is rotationally connected with a turbine shaft, the outer wall of the turbine shaft is meshed with a shaft, the outer wall of the shaft is fixedly connected with a shaft gear I, the outer wall of one side of the shaft, which is far away from the shaft gear I, is fixedly connected with a shaft gear II, a first gear clutch is arranged in the body, the inner part of one side of the body, which is far away from the first gear clutch, is rotationally connected with a second shaft, the outer wall of one side of the second shaft, which is far away from the second shaft gear I, is fixedly connected with a second shaft gear II, a reverse gear clutch is arranged in the inner part of one side of the body, which is close to the reverse gear clutch, and the inner part of the body, which is rotationally connected with a triaxial.

Description

Gear box

Technical Field

The utility model relates to the technical field of gearboxes, in particular to a gearbox.

Background

The speed variator, also called gear box, is a mechanism for changing the rotation speed and torque from engine, it can fix or shift the transmission ratio of output shaft and input shaft, and is composed of speed-changing transmission mechanism and operating mechanism.

However, the gearboxes of the existing small-sized engineering machinery and agricultural machinery are large in size, heavy in weight, complex in operation and gear shifting and inconvenient to use.

In view of the above, the present utility model has been made in view of the above problems, and it is an object of the present utility model to provide a transmission case which has the advantages of small size, light weight, and flexible and convenient gear shifting, and is suitable for various small-sized engineering machines and agricultural machines, and aims to solve the problems and improve the practical value.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a gearbox.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a gearbox, includes the body, the one end rotation of body is connected with the turbine axle, the outer wall meshing of turbine axle has a axle, the outer wall fixedly connected with axle gear one of axle, the outer wall fixedly connected with axle gear two of axle one side is kept away from to the axle, the inside of body is provided with a fender clutch, the inside rotation that keeps away from one fender clutch one side of body is connected with the diaxon, the outer wall fixedly connected with diaxon gear one of diaxon, the outer wall fixedly connected with diaxon gear two of axle one side is kept away from to the diaxon, the inside that the body is close to one side of diaxon is provided with the reverse gear clutch, the inside rotation that the body is close to one side of reverse gear clutch is connected with the triaxial, the outer wall fixedly connected with triaxial gear one of triaxial is kept away from one side of triaxial is provided with the triaxial gear two, the inside rotation that the body is close to one side of the second fender clutch is provided with the output shaft, the outer wall fixedly connected with output shaft gear of output shaft.

As a further description of the above technical solution:

the outer wall of the first shaft gear is meshed with the first triaxial gear, and the outer wall of the first shaft gear is meshed with the first biaxial gear.

As a further description of the above technical solution:

the outer wall of the first shaft gear is meshed with the second shaft gear, and the outer wall of the second shaft gear is meshed with the output shaft gear.

As a further description of the above technical solution:

the turbine shaft and the first shaft are positioned on the same axis, and the first shaft, the second shaft and the third shaft are distributed in a triangle shape.

As a further description of the above technical solution:

and the outer wall of the second biaxial gear is meshed with the second triaxial gear.

As a further description of the above technical solution:

the two-axis and three-axis power input share a first axis gear, and the one-axis, two-axis and three-axis power output share a second axis gear.

As a further description of the above technical solution:

the first gear clutch and the second gear clutch are respectively a forward first gear and a forward second gear, and the reverse gear clutch is a reverse gear.

The utility model has the following beneficial effects:

1. the gearbox is fixed-shaft power gear shifting, is provided with two forward gears and one reverse gear, and is provided with a power gear shifting clutch respectively arranged on a first shaft, a second shaft and a third shaft.

2. The turbine shaft of the torque converter and the transmission case one shaft are arranged on the same axis, so that the axial size of the case body is reduced, and the turbine shaft outputs external splines which are matched with the transmission case one shaft internal splines, thereby realizing the power input of the engine into the transmission case.

3. The first shaft, the second shaft and the third shaft of the gearbox are arranged in a triangle, the two common gears are used for inputting the power of the first shaft, the first shaft of the gearbox is used for inputting the power of the second shaft of the gearbox, the two shafts of the gearbox are used for outputting the power of the second shaft of the gearbox, and the three shafts of the gearbox are used for outputting the power of the first shaft of the gearbox.

4. The gearbox is not provided with a hydraulic oil pump, is small in size, is more loose and comfortable in vehicle cab space, is provided with a speed change distribution valve arranged on a box cover, can be provided with a manual mechanical reversing valve and an electromagnetic reversing valve, and is convenient to operate.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a transmission according to the present utility model.

Legend description:

1. a turbine shaft; 2. a shaft; 3. a first shaft gear; 4. a first gear clutch; 5. a first shaft gear II; 6. a two-axis; 7. a first biaxial gear; 8. three axes; 9. a triaxial gear I; 10. a reverse clutch; 11. a second biaxial gear; 12. a triaxial gear II; 13. a second gear clutch; 14. an output shaft gear; 15. an output shaft; 16. a body.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled 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.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on those shown in the drawings, are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or elements to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly, e.g., as being either fixedly coupled, detachably coupled, or integrally coupled; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1, one embodiment provided by the present utility model: the utility model provides a gearbox, including body 16, the one end rotation of body 16 is connected with turbine axle 1, turbine axle 1's outer wall meshing has a axle 2, the outer wall fixedly connected with axle gear one 3 of axle 2, axle 2 keeps away from axle gear one 3 one side's outer wall fixedly connected with axle gear two 5, the inside of body 16 is provided with first fender clutch 4, the inside rotation that keeps away from first fender clutch 4 one side of body 16 is connected with diaxon 6, the outer wall fixedly connected with diaxon gear one 7 of diaxon 6, the outer wall fixedly connected with diaxon gear two 11 that keeps away from diaxon 6 one side of diaxon 6, the inside that body 16 is close to diaxon 6 one side is provided with reverse gear clutch 10, the inside rotation that body 16 is close to reverse gear clutch 10 one side is connected with triaxial 8, the outer wall fixedly connected with triaxial gear one 9 of triaxial 8 is kept away from triaxial gear one 9 side's outer wall fixedly connected with triaxial gear two 12, the inside that body 16 is close to triaxial 8 side is provided with second fender clutch 13, the inside rotation that body 16 is close to second fender clutch 13 one side is connected with output shaft 15, output shaft 15 fixedly connected with output shaft 14.

The gearbox is fixed-shaft power gear shifting, is provided with two forward gears and one reverse gear, wherein a first shaft 2, a second shaft 6 and a third shaft 8 are respectively provided with a power gear shifting clutch, a torque converter turbine shaft 1 and the first shaft 2 of the gearbox are arranged on the same axis, the axial size of a gearbox body is reduced, an external spline is output by the turbine shaft 1 and matched with an internal spline of the first shaft 2 of the gearbox, the engine power is input into the gearbox, the first shaft 2, the second shaft 6 and the third shaft 8 of the gearbox are arranged in a triangle, a double common gear is arranged, the power of the second shaft 6 and the third shaft 8 is input into the first common gear 3, and the power of the first shaft 2, the second shaft 6 and the third shaft 8 is output into the common three shaft gear 12; the structure is simple, the weight of the gearbox is reduced, the gearbox is not provided with a hydraulic oil pump, the size is small, the space of a vehicle cab is more loose and comfortable, a speed change distribution valve is arranged on a box cover, a manual mechanical reversing valve and an electromagnetic reversing valve can be selectively arranged, and the operation is convenient.

Specifically, the outer wall of the first shaft gear 3 is meshed with the first triaxial gear 9, and the outer wall of the first shaft gear 3 is meshed with the first biaxial gear 7.

Specifically, the outer wall of the first shaft gear II 5 is meshed with the second triaxial gear 12, and the outer wall of the second triaxial gear 12 is meshed with the output shaft gear 14.

Specifically, the turbine shaft 1 and the first shaft 2 are located on the same axis, and the first shaft 2, the second shaft 6 and the third shaft 8 are distributed in a triangle shape.

Specifically, the outer wall of the second biaxial gear 11 is meshed with the second triaxial gear 12.

Specifically, the power of the two shafts 6 and the three shafts 8 is input into the common first shaft gear 3, and the power of the one shaft 2, the two shafts 6 and the three shafts 8 is output into the common third shaft gear 12.

Specifically, the first gear clutch 4 and the second gear clutch 13 are a forward first gear and a forward second gear, respectively, and the reverse gear clutch 10 is a reverse gear.

Working principle: when the gear is used, the first gear is switched to be forward, then the first gear clutch 4 works, the turbine shaft 1 drives the first shaft 2 to rotate, the first shaft gear 5 drives the second shaft gear 12 to rotate, then the output shaft gear 14 drives the output shaft 15, so that the first gear is switched to be forward, the second gear clutch 13 works, the turbine shaft 1 drives the first shaft 2 to rotate, the first shaft gear 3 rotates the three shafts 8 through the first shaft gear 9, so that the second shaft gear 12 rotates the output shaft 15 through the output shaft gear 14, the second gear is switched to be forward, the reverse gear clutch 10 works, the first shaft gear 3 rotates through the first shaft 2, the first shaft gear 7 and the second shaft 6 are driven to rotate, the second shaft gear 11 rotates the output shaft gear 14 and the output shaft 15 through the second shaft gear 12, and the reverse gear is switched.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. A gearbox comprising a body (16), characterized in that: one end of the body (16) is rotationally connected with the turbine shaft (1), the outer wall of the turbine shaft (1) is meshed with the first shaft (2), the outer wall of the first shaft (2) is fixedly connected with the first shaft gear (3), the outer wall of one side of the first shaft (2) far away from the first shaft gear (3) is fixedly connected with the second shaft gear (5), the inside of the body (16) is provided with the first gear clutch (4), the inside of one side of the body (16) far away from the first gear clutch (4) is rotationally connected with the second shaft (6), the outer wall of the second shaft (6) is fixedly connected with the first shaft gear (7), the outer wall of one side of the second shaft (6) far away from the first shaft gear (7) is fixedly connected with the second shaft gear (11), the inside of one side of the body (16) near the second shaft (6) is provided with the reverse gear clutch (10), the inside of one side of the body (16) near the reverse gear clutch (10) is rotationally connected with the third shaft (8), the outer wall of the first shaft (8) far away from the first shaft gear (8) is fixedly connected with the second shaft gear (7), the second shaft (8) is fixedly connected with the second shaft (13), the inside of body (16) near second keeps off clutch (13) one side rotates and is connected with output shaft (15), the outer wall fixedly connected with output shaft gear (14) of output shaft (15).

2. A gearbox according to claim 1, characterised in that: the outer wall of the first shaft gear (3) is meshed with the first triaxial gear (9), and the outer wall of the first shaft gear (3) is meshed with the first biaxial gear (7).

3. A gearbox according to claim 1, characterised in that: the outer wall of the first shaft gear II (5) is meshed with the third shaft gear II (12), and the outer wall of the third shaft gear II (12) is meshed with the output shaft gear (14).

4. A gearbox according to claim 1, characterised in that: the turbine shaft (1) and the first shaft (2) are positioned on the same axis, and the first shaft (2), the second shaft (6) and the third shaft (8) are distributed in a triangle shape.

5. A gearbox according to claim 1, characterised in that: the outer wall of the second biaxial gear (11) is meshed with the second triaxial gear (12).

6. A gearbox according to claim 1, characterised in that: the power input of the two shafts (6) and the three shafts (8) is carried out by a common first shaft gear (3), and the power output of the two shafts (2), the two shafts (6) and the three shafts (8) is carried out by a common second shaft gear (12).

7. A gearbox according to claim 1, characterised in that: the first gear clutch (4) and the second gear clutch (13) are respectively a first forward gear and a second forward gear, and the reverse gear clutch (10) is a reverse gear.