CN220566531U - Reduction gearbox and agricultural machine - Google Patents
Reduction gearbox and agricultural machine Download PDFInfo
- Publication number
- CN220566531U CN220566531U CN202321831901.6U CN202321831901U CN220566531U CN 220566531 U CN220566531 U CN 220566531U CN 202321831901 U CN202321831901 U CN 202321831901U CN 220566531 U CN220566531 U CN 220566531U
- Authority
- CN
- China
- Prior art keywords
- reduction gearbox
- sleeve
- bearing
- shell
- shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000009467 reduction Effects 0.000 title claims abstract description 43
- 230000005540 biological transmission Effects 0.000 abstract description 8
- 239000003638 chemical reducing agent Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Landscapes
- General Details Of Gearings (AREA)
- Retarders (AREA)
Abstract
The utility model provides a reduction gearbox which is used for agricultural machinery and comprises an input shaft, wherein the input shaft is provided with a first shell, a second shell and a shaft head which plays a role in connection, one end of the first shell is detachably and fixedly connected with one end of the second shell, and the shaft head is sleeved on the input shaft; a planet carrier is further arranged in the first shell, a plurality of planet shafts are arranged on the planet carrier, and rotatable planet teeth are arranged on the planet shafts; the two ends of the reduction gearbox are respectively provided with a first end cover and a second end cover, and the planet carrier is detachably and fixedly connected with the second end covers. The reduction gearbox with the structure is relatively convenient to assemble and disassemble, has a compact structure, and has the advantages of simple and compact structure, high transmission efficiency, low use cost and the like compared with the reduction gearbox with the existing structure. On the other hand, the utility model also provides an agricultural machine comprising the reduction gearbox.
Description
Technical Field
The utility model relates to the field of agricultural machinery, in particular to a reduction gearbox and agricultural machinery.
Background
The hub speed reducer is the last stage of speed reducing and torque increasing device in the automobile transmission system, and the power is transmitted from the engine to the main speed reducer of the front axle and the rear axle through the clutch and the speed changer, and then transmitted to the hub speed reducer and the wheels from the output end of the main speed reducer so as to drive the automobile to run. The adoption of the wheel-side speed reducer can meet the advantages of reducing the load of components such as a speed changer, a transmission shaft, a main speed reducer, a differential mechanism, a half shaft and the like and reducing the size, enabling a driving axle to obtain a larger ground clearance and the like under the condition of the same total transmission ratio, so that the wheel-side speed reducer is widely applied to trucks, buses, off-road vehicles and other large industrial and mining vehicles.
At present, in the field of agricultural machinery, such as on a tractor, the research and development and application of a wheel-side speed reducer are not mature enough, and the wheel-side speed reducer is mainly characterized by relatively complex structure and higher failure rate and use cost.
Therefore, how to provide a reduction gearbox with simple and compact structure, high transmission efficiency and low use cost, and an agricultural machine comprising the reduction gearbox, are technical problems to be solved by those skilled in the art.
Disclosure of Invention
The utility model aims to solve the technical problems that: the reduction gearbox is simple and compact in structure, high in transmission efficiency and low in use cost, and the agricultural machine comprising the reduction gearbox.
The solution of the utility model is realized as follows: the utility model provides a reduction gearbox which is used for agricultural machinery and comprises an input shaft, wherein the input shaft is provided with a first shell, a second shell and a shaft head which plays a role in connection, one end of the first shell is detachably and fixedly connected with one end of the second shell, and the shaft head is sleeved on the input shaft; a planet carrier is further arranged in the first shell, a plurality of planet shafts are arranged on the planet carrier, and rotatable planet teeth are arranged on the planet shafts; the two ends of the reduction gearbox are respectively provided with a first end cover and a second end cover, and the planet carrier is detachably and fixedly connected with the second end covers. The reduction gearbox with the structure is relatively convenient to assemble and disassemble, has a compact structure, and has the advantages of simple and compact structure, high transmission efficiency, low use cost and the like compared with the reduction gearbox with the existing structure.
The other technical scheme of the utility model is that on the basis of the above, the first end cover is sleeved on the shaft head, and one end of the first end cover is detachably and fixedly connected with one end of the second shell, which is away from the first shell.
The other technical scheme of the utility model is that on the basis of the above, the second end cover is arranged at one end of the input shaft, which is far away from the shaft head, and the second end cover is fixedly connected with the planet carrier and the second shell respectively.
The other technical scheme of the utility model is that on the basis of the above, a first sleeve and a second sleeve are further arranged on the planetary shaft, a first bearing and a check ring are further arranged between the first sleeve and the second sleeve, and the planetary gear is sleeved on the first sleeve and the second sleeve.
The other technical scheme of the utility model is that on the basis of the above, a third sleeve is further arranged on the planetary shaft, the third sleeve is arranged at one end of the second sleeve, one side of the first sleeve, which is away from the second sleeve, and one side of the third sleeve, which is away from the second sleeve, is also respectively provided with a planetary gear pad.
The other technical scheme of the utility model is that on the basis of the above, the shaft head is also provided with a second bearing and a third bearing respectively, the second bearing and the third bearing are oppositely arranged, and the second shell is sleeved on the second bearing and the third bearing respectively and can rotate on the second bearing and the third bearing.
The other technical scheme of the utility model is that on the basis of the above, the shaft head is also provided with a gear ring, the gear ring is fixed on the shaft head through the first nut and the gasket, and the gear ring is meshed with the planetary gear.
The other technical scheme of the utility model is that on the basis of the above, the number of the planetary shafts is three, and each planetary shaft is respectively provided with at least one planetary gear.
The other technical scheme of the utility model is that on the basis of the above, the first bearing is a needle bearing, and the second bearing and the third bearing are conical bearings.
On the other hand, the utility model also provides an agricultural machine, which comprises a reduction gearbox, wherein the reduction gearbox is the reduction gearbox.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model.
FIG. 1 is a schematic diagram of a reduction gearbox according to the present utility model;
fig. 2 is a schematic diagram of the internal structure of a reduction gearbox according to the present utility model.
The reference sign correspondence is:
1 input shaft 2 planetary gear 3 planetary shaft
4 planetary gear pad 5 first casing 6 first sleeve
7 first bearing 8 retainer 9 second sleeve
10 third sleeve 11 gear ring 12 first nut
13 first gasket 14 second housing 15 first gasket
16 first end cover 17 spindle nose 18 first bolt
19 second end cap 20 second bearing 21 third bearing
22 second gasket 23 second nut 24 second bolt
25 third bolt 26 planet carrier 27 cylindrical pin
Detailed Description
The following detailed description of the utility model, taken in conjunction with the accompanying drawings, is given by way of illustration and explanation only, and should not be taken as limiting the scope of the utility model in any way. Furthermore, the features in the embodiments and in the different embodiments in this document can be combined accordingly by a person skilled in the art from the description of this document.
The embodiment of the utility model is as follows, please refer to the reduction gearbox shown in fig. 1 and 2, and is used for agricultural machinery, and specifically comprises an input shaft 1, wherein a first shell 5, a second shell 14 and a shaft head 17 for connecting are arranged on the input shaft 1, one end of the first shell 5, namely, the right end shown in the figure and one end of the second shell 14, namely, the left end shown in the figure, are detachably and fixedly connected together, and the shaft head 17 is sleeved on the input shaft 1. The first shell 5 is also internally provided with a planet carrier 26, the planet carrier 26 is provided with a plurality of planet shafts 3, and the planet shafts 3 are provided with rotatable planet teeth 2. The left end and the right end of the reduction gearbox are also respectively provided with a first end cover 16 and a second end cover 19, specifically, the first end cover 16 is arranged on the right side, the second end cover 19 is arranged on the left side, and the planet carrier 26 is detachably and fixedly connected with the second end cover 19. The reduction gearbox with the structure is relatively convenient to assemble and disassemble, has a compact structure, and has the advantages of simple and compact structure, high transmission efficiency, low use cost and the like compared with the reduction gearbox with the existing structure.
In another embodiment of the present utility model, as shown in fig. 1 and 2, the first end cover 16 is specifically sleeved on the axle head 17, and one end of the first end cover 16, i.e. the left end in the drawing, is detachably and fixedly connected with one end of the second housing 14, i.e. the right end in the drawing, which is away from the first housing 5. More specifically, the first housing 5 and the second housing 14 are connected by a second bolt 24 and a second nut 23, and a second gasket 22 that functions as a seal is further provided between the first housing 5 and the second housing 14. Meanwhile, the first end cover 16 is fixedly connected with the second shell 14 through a first bolt 18, and a first sealing gasket 15 is further arranged between the first end cover 16 and the second shell 14.
In another embodiment of the present utility model, as shown in fig. 1 and 2, the second end cover 19 is disposed at an end of the input shaft 1 facing away from the shaft head 17, i.e. the left end in the drawing, and the second end cover 19 is fixedly connected with the planet carrier 26 and the second housing 14 respectively, more specifically, the second end cover 19 is fixedly connected with the second housing 14 through the third bolt 25, and cylindrical pins 27 for connecting are disposed on the second housing 14 and the planet carrier 26.
In another embodiment of the present utility model, as shown in fig. 1 and 2, the planetary shaft 3 is further provided with a first sleeve 6 and a second sleeve 9, a first bearing 7 and a retainer ring 8 are further provided between the first sleeve 6 and the second sleeve 9, and the planetary gear 2 is specifically sleeved on the first sleeve 6 and the second sleeve 9.
In another embodiment of the present utility model, as shown in fig. 1 and 2, a third sleeve 10 is further disposed on the planetary shaft 3, the third sleeve 10 is disposed at one end of the second sleeve 9, i.e. the right end in the drawing, one side of the first sleeve 6 facing away from the second sleeve 9, i.e. the left side in the drawing, and one side of the third sleeve 10 facing away from the second sleeve 9, i.e. the right side in the drawing, two planetary gear pads 4 are disposed respectively, and the two planetary gear pads 4 are disposed opposite to each other.
In another embodiment of the present utility model, as shown in fig. 1 and 2, the shaft head 17 is further provided with a second bearing 20 and a third bearing 21, respectively, the second bearing 20 and the third bearing 21 are disposed opposite to each other, and the second housing 14 is sleeved on the second bearing 20 and the third bearing 21, respectively, and can rotate on the second bearing 20 and the third bearing 21.
In another embodiment of the present utility model, as shown in fig. 1 and 2, a gear ring 11 is further provided on the shaft head 17, a first nut 12 and a first washer 13 are provided on the gear ring 11, the gear ring 11 is detachably fixed on the shaft head 17 through the first nut 12 and the first washer 13, and the gear ring 11 is meshed with the planetary gear 2 and can rotate relatively.
In another embodiment of the present utility model, as shown in fig. 1 and 2, the number of the planetary shafts 3 is three, and at least one planetary gear is fixedly arranged on each planetary shaft 3.
In another embodiment of the present utility model, as shown in fig. 1 and 2, more specifically, the first bearing 7 is a needle bearing, and the second bearing 20 and the third bearing 21 are tapered bearings.
The reduction gearbox with the structure is characterized in that the shell is divided into a first shell 5 and a second shell 14 which are detachable, the end covers are a first end cover 16 and a second end cover 19 which are detachable, and the shaft head 17 is sleeved on the input shaft 1.
On the other hand, the utility model also provides an agricultural machine, which comprises a reduction gearbox, wherein the reduction gearbox is specifically the reduction gearbox.
The agricultural machine with the structure has the advantages of the reduction gearbox correspondingly.
The foregoing is merely a preferred embodiment of the present utility model and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present utility model, which are intended to be comprehended within the scope of the present utility model.
Claims (10)
1. The speed reduction box is used for agricultural machinery and is characterized by comprising an input shaft, wherein a first shell, a second shell and a shaft head which plays a role in connection are arranged on the input shaft, one end of the first shell is detachably and fixedly connected with one end of the second shell, and the shaft head is sleeved on the input shaft;
a planet carrier is further arranged in the first shell, a plurality of planet shafts are arranged on the planet carrier, and rotatable planet teeth are arranged on the planet shafts;
the two ends of the reduction gearbox are respectively provided with a first end cover and a second end cover, and the planet carrier is detachably and fixedly connected with the second end covers.
2. The reduction gearbox of claim 1, wherein the first end cap is sleeved on the shaft head, and one end of the first end cap is detachably and fixedly connected with one end of the second shell, which is away from the first shell.
3. The reduction gearbox of claim 2, wherein the second end cap is disposed at an end of the input shaft facing away from the stub shaft, the second end cap being fixedly connected with the planet carrier and the second housing, respectively.
4. The reduction gearbox according to claim 3, wherein the planetary shaft is further provided with a first sleeve and a second sleeve, a first bearing and a retainer ring are further arranged between the first sleeve and the second sleeve, and the planetary gear is sleeved on the first sleeve and the second sleeve.
5. The reduction gearbox of claim 4, wherein a third sleeve is further arranged on the planetary shaft, the third sleeve is arranged at one end of the second sleeve, one side of the first sleeve, which faces away from the second sleeve, and planetary gear pads are further arranged on one side of the third sleeve, which faces away from the second sleeve, respectively.
6. The reduction gearbox according to claim 5, wherein the shaft heads are further provided with a second bearing and a third bearing, the second bearing and the third bearing are arranged oppositely, and the second housing is sleeved on the second bearing and the third bearing respectively and can rotate on the second bearing and the third bearing.
7. The reduction gearbox of claim 6, wherein the shaft head is further provided with a gear ring, the gear ring is provided with a first nut and a first gasket, the gear ring is fixed on the shaft head through the first nut and the first gasket, and the gear ring is meshed with the planetary gear.
8. The reduction gearbox according to claim 7, wherein the number of the planetary shafts is three, and at least one planetary wheel is respectively arranged on each planetary shaft.
9. The reduction gearbox of claim 8, wherein the first bearing is a needle bearing and the second and third bearings are tapered bearings.
10. An agricultural machine comprising a reduction gearbox, characterized in that the reduction gearbox is a reduction gearbox according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321831901.6U CN220566531U (en) | 2023-07-12 | 2023-07-12 | Reduction gearbox and agricultural machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321831901.6U CN220566531U (en) | 2023-07-12 | 2023-07-12 | Reduction gearbox and agricultural machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220566531U true CN220566531U (en) | 2024-03-08 |
Family
ID=90087239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321831901.6U Active CN220566531U (en) | 2023-07-12 | 2023-07-12 | Reduction gearbox and agricultural machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220566531U (en) |
-
2023
- 2023-07-12 CN CN202321831901.6U patent/CN220566531U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210600110U (en) | Reduction gearbox for turbine fracturing | |
| CN201872602U (en) | Wheel reduction electric wheel having drum brake | |
| CN116278687B (en) | Electric drive bridge and electric truck | |
| CN102555773A (en) | Low-floor gate-type wheel-side motor rear axle for electric bus | |
| CN116494740B (en) | Electric drive bridge and electric truck | |
| CN113276600A (en) | Coaxial two-gear electric drive axle | |
| CN202719084U (en) | Final transmission reduction box for high-horsepower tractor | |
| CN215435962U (en) | Electric drive assembly, four-wheel drive system and car | |
| CN117325637A (en) | Electric drive bridge and electric truck | |
| CN201045403Y (en) | Mixed power vehicle double input planetary gear train | |
| CN112477570B (en) | Drive synthesis device and electric vehicle | |
| CN213291965U (en) | Pure electric vehicles bi-motor drive axle assembly | |
| CN209818660U (en) | Planet wheel hub reduction gear | |
| CN102887060A (en) | Drive axle of articulated tractor | |
| CN220566531U (en) | Reduction gearbox and agricultural machine | |
| CN211335437U (en) | High-trafficability dual-motor power-split drive axle | |
| CN202149184U (en) | Transmission device of articulated vehicle | |
| CN201291765Y (en) | Transfer gear and intermediate axle integrated structure | |
| CN111483271A (en) | Electric axle for a motor vehicle | |
| CN210970639U (en) | Coaxial power coupling driving motor assembly | |
| CN109236957B (en) | Automatic speed changing device | |
| CN112046275A (en) | Axially aligned coaxially driven axle | |
| CN220706345U (en) | Differential mechanism and power system with same | |
| CN209552921U (en) | A kind of automobile and its integral drive vehicle bridge | |
| CN202879242U (en) | Articulated tractor drive axle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |