CN111075900A - Power switching mechanism of crawler tractor - Google Patents
Power switching mechanism of crawler tractor Download PDFInfo
- Publication number
- CN111075900A CN111075900A CN201911395056.0A CN201911395056A CN111075900A CN 111075900 A CN111075900 A CN 111075900A CN 201911395056 A CN201911395056 A CN 201911395056A CN 111075900 A CN111075900 A CN 111075900A
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- hst
- shaft
- power
- power switching
- hollow sleeve
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- 230000007246 mechanism Effects 0.000 title claims abstract description 12
- 238000009434 installation Methods 0.000 claims description 8
- 230000001360 synchronised effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000002706 hydrostatic effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H47/00—Combinations of mechanical gearing with fluid clutches or fluid gearing
- F16H47/02—Combinations of mechanical gearing with fluid clutches or fluid gearing the fluid gearing being of the volumetric type
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structure Of Transmissions (AREA)
Abstract
The invention discloses a power switching mechanism of a crawler tractor, which comprises an HST output shaft, an HST power input hollow sleeve gear, a mounting plate, a synchronizer, a mechanical power input hollow sleeve gear, a power switching shaft, an HST input shaft, a bevel gear, a rotating shaft and mounting teeth, wherein the bevel gear is meshed with the HST input shaft and is fixedly connected with one end of the outer part of the rotating shaft, one end of the rotating shaft is positioned in a through hole formed in one side of the center of the mounting plate, the outer part of the rotating shaft is fixedly connected with the inner part of the mounting teeth corresponding to the other side of the HST input shaft, the mounting teeth are meshed with the mechanical power input hollow sleeve gear and are fixedly connected with one end of the outer part of the power switching shaft, the top end of the HST power input hollow sleeve gear is meshed with the bottom end of a gear mounted at one end of the HST output shaft, the invention has simple structure and convenient use, and is convenient for the mutual switching between mechanical power and hydraulic power.
Description
Technical Field
The invention relates to the technical field of crawler tractors, in particular to a power switching mechanism of a crawler tractor.
Background
The existing crawler tractor gearbox adopting hydrostatic stepless speed change transmission has the defects of low transmission efficiency, small driving force, poor fuel economy and the like, but the gearbox structure adopting the traditional pure mechanical transmission has the defects on the aspect of operation flexibility, and the mechanism capable of flexibly switching between hydrostatic driving and mechanical driving is designed to improve the problems under proper working conditions.
Disclosure of Invention
The invention aims to provide a power switching mechanism of a crawler tractor, which aims to solve the problems in the prior art.
In order to solve the technical problems, the invention provides the following technical scheme: a power switching mechanism of a crawler tractor comprises an HST output shaft, an HST power input hollow sleeve tooth, a mounting plate, a synchronizer, a mechanical power input hollow sleeve tooth, a power switching shaft, an HST input shaft, a bevel gear, a rotating shaft and mounting teeth, the bevel gear is meshed with the HST input shaft, the inside of the HST input shaft is fixedly connected with one end of the outer part of the rotating shaft, one end of the rotating shaft is positioned in the through hole formed in one side of the center of the mounting plate, the other side of the outer part of the rotating shaft corresponding to the HST input shaft is fixedly connected with the inner part of the mounting teeth, the mounting teeth are meshed with the mechanical power input hollow sleeve teeth, the inner part of the mechanical power input hollow sleeve teeth is fixedly connected with one end of the outer part of the power switching shaft, the top of the empty cover tooth of HST power input is connected with the gear bottom intermeshing of HST output shaft one end installation, the one end mounting panel looks mutual rotation of HST output shaft connects.
Furthermore, the HST output shaft, the power switching shaft and the HST input shaft are distributed in a triangular shape.
Furthermore, the inner part of the bevel gear is fixedly connected with the power shaft.
Furthermore, one end of the power switching shaft, which is close to the power switching shaft, is fixedly connected with the inside of the HST power input hollow sleeve gear and the inside of the synchronizer respectively, and the synchronizer is positioned between the HST power input hollow sleeve gear and the mechanical power input hollow sleeve gear.
Compared with the prior art, the invention has the following beneficial effects: according to the invention, the bevel gear is driven to rotate through the power shaft, so that the HST input shaft is driven to rotate, then the installation teeth are meshed with the mechanical power input hollow sleeve teeth to drive the mechanical power input hollow sleeve teeth to rotate, the HST power is transmitted to the HST power input hollow sleeve teeth through the gear on the HST output shaft, and the synchronizer is used for selecting corresponding power to work, so that the aim of mutually switching the mechanical power and the hydraulic power is fulfilled.
Drawings
The accompanying drawings, which 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 principles of the invention and not to limit the invention.
In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
in the figure: 1. an HST output shaft; 2. HST power input hollow sleeve teeth; 3. mounting a plate; 4. a synchronizer; 5. mechanical power is input into the hollow sleeve gear; 6. a power switching shaft; 7. an HST input shaft; 8. a bevel gear; 9. a rotating shaft; 10. and (5) mounting the teeth.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: a power switching mechanism of a crawler tractor comprises an HST output shaft 1, an HST power input hollow sleeve tooth 2, a mounting plate 3, a synchronizer 4, a mechanical power input hollow sleeve tooth 5, a power switching shaft 6, an HST input shaft 7, a bevel gear 8, a rotating shaft 9 and a mounting tooth 10, wherein the inside of the bevel gear 8 is fixedly connected with a power shaft and is beneficial to driving the bevel gear 8 to rotate, the bevel gear 8 is meshed with the HST input shaft 7 and is connected with one end of the outside of the rotating shaft 9, one end of the rotating shaft 9 is positioned in a through hole formed in one side of the center of the mounting plate 3, the outside of the rotating shaft 9 corresponds to the other side of the HST input shaft 7 and is fixedly connected with the inside of the mounting tooth 10, the mounting tooth 10 is meshed with the mechanical power input hollow sleeve tooth 5, the inside of the mechanical power input hollow sleeve tooth 5 is fixedly connected with one end of the outside of the power switching shaft 6, one end of the power switching shaft 6 close to is fixedly connected with the inside of the HST power input hollow sleeve tooth 2 and the synchronizer 4 respectively, the synchronizer 4 is positioned between the HST power input hollow sleeve tooth 2 and the mechanical power input hollow sleeve tooth 5, the top end of the HST power input hollow sleeve tooth 2 is meshed and connected with the top end of a gear installed at one end of the HST output shaft 1, the power switching shaft 6 and the HST input shaft 7 are distributed in a triangular shape, and one end of the HST output shaft 1 is rotationally connected with the installation plate 3; according to the invention, a bevel gear 8 is driven to rotate through a power shaft, so that an HST input shaft 7 is driven to rotate, then the installation mounting teeth 10 are meshed with the mechanical power input hollow sleeve teeth 5 to be connected, so that the mechanical power input hollow sleeve teeth 5 are driven to rotate, HST power is transmitted to the HST power input hollow sleeve teeth 2 through a gear installed on an HST output shaft 1, and then corresponding power is selected through an installed synchronizer 4 to work.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The utility model provides a track tractor's power switching mechanism, includes HST output shaft (1), the empty cover tooth of HST power input (2), mounting panel (3), synchronous ware (4), the empty cover tooth of mechanical power input (5), power switching axle (6), HST input shaft (7), bevel gear (8), axis of rotation (9) and installation tooth (10), its characterized in that: bevel gear (8) and HST input shaft (7) intermeshing are connected, the inside of HST input shaft (7) and the outside one end fixed connection of axis of rotation (9), the one end of axis of rotation (9) is located inside the through-hole that center department one side of mounting panel (3) was seted up, the outside of axis of rotation (9) corresponds the opposite side of HST input shaft (7) and the inside fixed connection of installation tooth (10), installation tooth (10) and the empty cover tooth of mechanical power input (5) intermeshing are connected, the inside of the empty cover tooth of mechanical power input (5) and the outside one end fixed connection of power switching axle (6), the top of the empty cover tooth of HST power input (2) and the gear bottom intermeshing of HST output shaft (1) one end installation are connected, the one end mounting panel (3) of HST output shaft (1) interconnect is connected.
2. The power switching mechanism of a crawler tractor according to claim 1, wherein: the HST output shaft (1), the power switching shaft (6) and the HST input shaft (7) are distributed in a triangular mode.
3. The power switching mechanism of a crawler tractor according to claim 1, wherein: the interior of the bevel gear (8) is fixedly connected with the power shaft.
4. The power switching mechanism of a crawler tractor according to claim 1, wherein: one end of the power switching shaft (6) close to is fixedly connected with the inside of the HST power input hollow sleeve gear (2) and the synchronizer (4) respectively, and the synchronizer (4) is positioned between the HST power input hollow sleeve gear (2) and the mechanical power input hollow sleeve gear (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911395056.0A CN111075900A (en) | 2019-12-30 | 2019-12-30 | Power switching mechanism of crawler tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911395056.0A CN111075900A (en) | 2019-12-30 | 2019-12-30 | Power switching mechanism of crawler tractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111075900A true CN111075900A (en) | 2020-04-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911395056.0A Pending CN111075900A (en) | 2019-12-30 | 2019-12-30 | Power switching mechanism of crawler tractor |
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| CN (1) | CN111075900A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111605635A (en) * | 2020-06-02 | 2020-09-01 | 吉林大学 | Wheel-track composite walking device with multi-walking mode |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006056321A (en) * | 2004-08-18 | 2006-03-02 | Yanmar Co Ltd | Power transmitting mechanism |
| CN105202145A (en) * | 2015-09-16 | 2015-12-30 | 湖南省农友机械集团有限公司 | Mechanical direct connection and hydrostatic stepless parallel-connection type dual power input device |
| CN208268354U (en) * | 2018-06-08 | 2018-12-21 | 重庆鑫源农机股份有限公司 | A kind of integrated HST and the harvester gear box for being able to carry out Bidirectional power input |
| CN211648957U (en) * | 2019-12-30 | 2020-10-09 | 湖南农夫机电有限公司 | Power switching mechanism of crawler tractor |
-
2019
- 2019-12-30 CN CN201911395056.0A patent/CN111075900A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006056321A (en) * | 2004-08-18 | 2006-03-02 | Yanmar Co Ltd | Power transmitting mechanism |
| CN105202145A (en) * | 2015-09-16 | 2015-12-30 | 湖南省农友机械集团有限公司 | Mechanical direct connection and hydrostatic stepless parallel-connection type dual power input device |
| CN208268354U (en) * | 2018-06-08 | 2018-12-21 | 重庆鑫源农机股份有限公司 | A kind of integrated HST and the harvester gear box for being able to carry out Bidirectional power input |
| CN211648957U (en) * | 2019-12-30 | 2020-10-09 | 湖南农夫机电有限公司 | Power switching mechanism of crawler tractor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111605635A (en) * | 2020-06-02 | 2020-09-01 | 吉林大学 | Wheel-track composite walking device with multi-walking mode |
| CN111605635B (en) * | 2020-06-02 | 2021-06-15 | 吉林大学 | Wheel-track composite walking device with multi-walking mode |
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