CN210141306U - Hydraulic stepless speed changer - Google Patents
Hydraulic stepless speed changer Download PDFInfo
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- CN210141306U CN210141306U CN201920606524.3U CN201920606524U CN210141306U CN 210141306 U CN210141306 U CN 210141306U CN 201920606524 U CN201920606524 U CN 201920606524U CN 210141306 U CN210141306 U CN 210141306U
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- 230000005540 biological transmission Effects 0.000 claims abstract description 137
- 239000007788 liquid Substances 0.000 claims abstract description 21
- 238000006243 chemical reaction Methods 0.000 description 16
- 239000012530 fluid Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 241001391944 Commicarpus scandens Species 0.000 description 1
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Abstract
A hydraulic stepless transmission comprises a transmission shell, a transmission ratio adjusting slide block, a liquid medium filling port, a driving blade, a gear shifting adjusting rod, a driving wheel set, a driven wheel set and a driven blade; a shift adjusting rod capable of sliding transversely is mounted on the left side inside the shell of the transmission, a transmission ratio adjusting slide block can slide in the left-right direction under the driving of the shift adjusting rod, two ends of the transmission ratio adjusting slide block can form a closed cavity with adjustable volume with a driving wheel set and a driven wheel set, and the space is filled with a liquid medium; the transmission ratio adjusting slide block and the driving wheel set form an upper closed cavity and a lower closed cavity, the transmission ratio adjusting slide block and the driven wheel set form an upper closed cavity and a lower closed cavity, the upper part is a driven low-pressure cavity, and the lower part is a driven high-pressure cavity; the pipeline is communicated with the driving high-pressure cavity and the driven low-pressure cavity and communicated with the driven high-pressure cavity and the driving low-pressure cavity. The utility model discloses the advantage: reliable action, good controllability, high speed ratio and high torque.
Description
Technical Field
The utility model relates to a derailleur structure field, in particular to fluid pressure type buncher.
Background
In the continuously variable transmission in the prior art, a hydraulic pump is used for controlling the closing and the expansion of a conical wheel to change the rotating radius of the wheel body, so that the transmission ratio is changed, and a belt, a steel belt and a chain are used for transmission. Energy loss occurs at high torque conditions due to the smooth surface of the cone wheels. The ratio-changing hydraulic system and the cone pulley require additional energy to operate, which results in unnecessary energy losses to the engine or the electric motor. The transmission belt, the steel belt and the chain are easy to break or the cone pulley is easy to be damaged when the torque is large.
SUMMERY OF THE UTILITY MODEL
The utility model aims at replacing transmission parts such as cone pulley, belt, steel band, chain, reducing energy loss uses the hydraulic pressure principle to carry out the transmission, reaches infinitely variable's big moment of torsion and the characteristic of high variation ratio through technical means, and extension life provides a hydraulic type buncher specially.
The utility model provides a fluid pressure type buncher, its characterized in that: the hydraulic stepless transmission comprises a transmission shell 1, a transmission ratio adjusting slide block 2, a liquid medium filling port 3, a driving shaft 4, a driving blade 5, a gear shifting adjusting rod 6, a driving wheel set 7, a pipeline 8, a driven wheel set 9, a driven blade 10, a driven shaft 11 and a slide rail 12 at the end part of the slide block;
wherein: a shift adjusting rod 6 capable of sliding transversely is mounted on the left side inside the transmission shell 1, a slide block end portion slide way 12 is arranged on the right side inside the transmission shell 1, a driving wheel set 7 is mounted at the left end inside the transmission shell 1 through a driving shaft 4, and a driven wheel set 9 is mounted at the right end inside the transmission shell 1 through a driven shaft 11; the driving wheel set 7 is provided with driving blades 5 which can stretch out and draw back along the radial direction, and the driven wheel set 9 is provided with driven blades 10 which can stretch out and draw back along the radial direction; the transmission ratio adjusting slide block 2 is arranged inside the transmission shell 1, the right end of the transmission ratio adjusting slide block 2 is arranged in a slide way 12 at the end part of the slide block and can slide in the left-right direction under the driving of a gear shifting adjusting rod 6, two ends of the transmission ratio adjusting slide block 2, a driving wheel set 7 and a driven wheel set 9 can form a closed cavity with adjustable volume, liquid media are filled in the cavity, and a liquid media filling port 3 is formed in the transmission shell 1;
an upper part and a lower part formed by the transmission ratio adjusting slide block 2 and the driving wheel set 7 are closed cavities, the upper part is a driving low-pressure cavity, and the lower part is a driving high-pressure cavity; the transmission ratio adjusting slide block 2 and the driven wheel set 9 form an upper part and a lower part closed cavity, the upper part is a driven low-pressure cavity, and the lower part is a driven high-pressure cavity;
a plurality of pipelines 8 are arranged in the transmission ratio adjusting slide block 2, and the pipelines 8 are communicated with the driving high-pressure cavity and the driven low-pressure cavity and are communicated with the driven high-pressure cavity and the driving low-pressure cavity.
The two end faces of the transmission ratio adjusting slide block 2 are of cambered surface structures.
The arrangement of the pipeline 8 ensures that the opening end of the pipeline 8 is arranged between every two adjacent driving blades 5 in the cavity, and the opening end of the pipeline 8 is arranged between every two adjacent driven blades 10.
The invention principle is as follows:
two or more driving wheel sets and driven wheel sets, for short driving wheels and driven wheels, are arranged in the transmission box body.
A transmission ratio sliding block component which can simultaneously control the driving wheel and the driven wheel is arranged between the driving wheel and the driven wheel.
The driving wheel is driven by torque energy provided by an engine, a motor and the like, and converts the torque energy into conveying capacity and conveying pressure energy of a medium such as liquid.
The transmission ratio sliding block component carries out exchange type conversion on the transmission amount and the transmission pressure of the driving wheel and the driven wheel, and then the driven wheel converts the transmission amount and the transmission pressure into the torque of an output shaft of the driven wheel to complete power transmission.
The high-speed ratio is achieved by realizing the high-pressure and high-torque transmission of the driving wheel low-flow and high-pressure output driven wheel, and the low-flow and high-speed transmission of the driving wheel high-flow and low-pressure output driven wheel, and the conversion process is the mutual exchange type conversion and the uninterrupted conversion.
The utility model has the advantages that:
fluid pressure type buncher, the action nature is reliable, the nature controlled is good, high velocity ratio, high moment of torsion.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and embodiments:
fig. 1 is a schematic structural view of a hydraulic continuously variable transmission.
Detailed Description
Example 1
The utility model provides a fluid pressure type buncher, its characterized in that: the hydraulic stepless transmission comprises a transmission shell 1, a transmission ratio adjusting slide block 2, a liquid medium filling port 3, a driving shaft 4, a driving blade 5, a gear shifting adjusting rod 6, a driving wheel set 7, a pipeline 8, a driven wheel set 9, a driven blade 10, a driven shaft 11 and a slide rail 12 at the end part of the slide block;
wherein: a shift adjusting rod 6 capable of sliding transversely is mounted on the left side inside the transmission shell 1, a slide block end portion slide way 12 is arranged on the right side inside the transmission shell 1, a driving wheel set 7 is mounted at the left end inside the transmission shell 1 through a driving shaft 4, and a driven wheel set 9 is mounted at the right end inside the transmission shell 1 through a driven shaft 11; the driving wheel set 7 is provided with driving blades 5 which can stretch out and draw back along the radial direction, and the driven wheel set 9 is provided with driven blades 10 which can stretch out and draw back along the radial direction; the transmission ratio adjusting slide block 2 is arranged inside the transmission shell 1, the right end of the transmission ratio adjusting slide block 2 is arranged in a slide way 12 at the end part of the slide block and can slide in the left-right direction under the driving of a gear shifting adjusting rod 6, two ends of the transmission ratio adjusting slide block 2, a driving wheel set 7 and a driven wheel set 9 can form a closed cavity with adjustable volume, liquid media are filled in the cavity, and a liquid media filling port 3 is formed in the transmission shell 1;
an upper part and a lower part formed by the transmission ratio adjusting slide block 2 and the driving wheel set 7 are closed cavities, the upper part is a driving low-pressure cavity, and the lower part is a driving high-pressure cavity; the transmission ratio adjusting slide block 2 and the driven wheel set 9 form an upper part and a lower part closed cavity, the upper part is a driven low-pressure cavity, and the lower part is a driven high-pressure cavity;
a plurality of pipelines 8 are arranged in the transmission ratio adjusting slide block 2, and the pipelines 8 are communicated with the driving high-pressure cavity and the driven low-pressure cavity and are communicated with the driven high-pressure cavity and the driving low-pressure cavity.
The two end faces of the transmission ratio adjusting slide block 2 are of cambered surface structures.
The arrangement of the pipeline 8 ensures that the opening end of the pipeline 8 is arranged between every two adjacent driving blades 5 in the cavity, and the opening end of the pipeline 8 is arranged between every two adjacent driven blades 10.
The invention principle is as follows:
two or more driving wheel sets and driven wheel sets, for short driving wheels and driven wheels, are arranged in the transmission box body.
A transmission ratio sliding block component which can simultaneously control the driving wheel and the driven wheel is arranged between the driving wheel and the driven wheel.
The driving wheel is driven by torque energy provided by an engine, a motor and the like, and converts the torque energy into conveying capacity and conveying pressure energy of a medium such as liquid.
The transmission ratio sliding block component carries out exchange type conversion on the transmission amount and the transmission pressure of the driving wheel and the driven wheel, and then the driven wheel converts the transmission amount and the transmission pressure into the torque of an output shaft of the driven wheel to complete power transmission.
The high-speed ratio is achieved by realizing the high-pressure and high-torque transmission of the driving wheel low-flow and high-pressure output driven wheel, and the low-flow and high-speed transmission of the driving wheel high-flow and low-pressure output driven wheel, and the conversion process is the mutual exchange type conversion and the uninterrupted conversion.
Example 2
The utility model provides a fluid pressure type buncher, its characterized in that: the hydraulic stepless transmission comprises a transmission shell 1, a transmission ratio adjusting slide block 2, a liquid medium filling port 3, a driving shaft 4, a driving blade 5, a gear shifting adjusting rod 6, a driving wheel set 7, a pipeline 8, a driven wheel set 9, a driven blade 10, a driven shaft 11 and a slide rail 12 at the end part of the slide block;
wherein: a shift adjusting rod 6 capable of sliding transversely is mounted on the left side inside the transmission shell 1, a slide block end portion slide way 12 is arranged on the right side inside the transmission shell 1, a driving wheel set 7 is mounted at the left end inside the transmission shell 1 through a driving shaft 4, and a driven wheel set 9 is mounted at the right end inside the transmission shell 1 through a driven shaft 11; the driving wheel set 7 is provided with driving blades 5 which can stretch out and draw back along the radial direction, and the driven wheel set 9 is provided with driven blades 10 which can stretch out and draw back along the radial direction; the transmission ratio adjusting slide block 2 is arranged inside the transmission shell 1, the right end of the transmission ratio adjusting slide block 2 is arranged in a slide way 12 at the end part of the slide block and can slide in the left-right direction under the driving of a gear shifting adjusting rod 6, two ends of the transmission ratio adjusting slide block 2, a driving wheel set 7 and a driven wheel set 9 can form a closed cavity with adjustable volume, liquid media are filled in the cavity, and a liquid media filling port 3 is formed in the transmission shell 1;
an upper part and a lower part formed by the transmission ratio adjusting slide block 2 and the driving wheel set 7 are closed cavities, the upper part is a driving low-pressure cavity, and the lower part is a driving high-pressure cavity; the transmission ratio adjusting slide block 2 and the driven wheel set 9 form an upper part and a lower part closed cavity, the upper part is a driven low-pressure cavity, and the lower part is a driven high-pressure cavity;
a plurality of pipelines 8 are arranged in the transmission ratio adjusting slide block 2, and the pipelines 8 are communicated with the driving high-pressure cavity and the driven low-pressure cavity and are communicated with the driven high-pressure cavity and the driving low-pressure cavity.
The arrangement of the pipeline 8 ensures that the opening end of the pipeline 8 is arranged between every two adjacent driving blades 5 in the cavity, and the opening end of the pipeline 8 is arranged between every two adjacent driven blades 10.
The invention principle is as follows:
two or more driving wheel sets and driven wheel sets, for short driving wheels and driven wheels, are arranged in the transmission box body.
A transmission ratio sliding block component which can simultaneously control the driving wheel and the driven wheel is arranged between the driving wheel and the driven wheel.
The driving wheel is driven by torque energy provided by an engine, a motor and the like, and converts the torque energy into conveying capacity and conveying pressure energy of a medium such as liquid.
The transmission ratio sliding block component carries out exchange type conversion on the transmission amount and the transmission pressure of the driving wheel and the driven wheel, and then the driven wheel converts the transmission amount and the transmission pressure into the torque of an output shaft of the driven wheel to complete power transmission.
The high-speed ratio is achieved by realizing the high-pressure and high-torque transmission of the driving wheel low-flow and high-pressure output driven wheel, and the low-flow and high-speed transmission of the driving wheel high-flow and low-pressure output driven wheel, and the conversion process is the mutual exchange type conversion and the uninterrupted conversion.
Example 3
The utility model provides a fluid pressure type buncher, its characterized in that: the hydraulic stepless transmission comprises a transmission shell 1, a transmission ratio adjusting slide block 2, a liquid medium filling port 3, a driving shaft 4, a driving blade 5, a gear shifting adjusting rod 6, a driving wheel set 7, a pipeline 8, a driven wheel set 9, a driven blade 10, a driven shaft 11 and a slide rail 12 at the end part of the slide block;
wherein: a shift adjusting rod 6 capable of sliding transversely is mounted on the left side inside the transmission shell 1, a slide block end portion slide way 12 is arranged on the right side inside the transmission shell 1, a driving wheel set 7 is mounted at the left end inside the transmission shell 1 through a driving shaft 4, and a driven wheel set 9 is mounted at the right end inside the transmission shell 1 through a driven shaft 11; the driving wheel set 7 is provided with driving blades 5 which can stretch out and draw back along the radial direction, and the driven wheel set 9 is provided with driven blades 10 which can stretch out and draw back along the radial direction; the transmission ratio adjusting slide block 2 is arranged inside the transmission shell 1, the right end of the transmission ratio adjusting slide block 2 is arranged in a slide way 12 at the end part of the slide block and can slide in the left-right direction under the driving of a gear shifting adjusting rod 6, two ends of the transmission ratio adjusting slide block 2, a driving wheel set 7 and a driven wheel set 9 can form a closed cavity with adjustable volume, liquid media are filled in the cavity, and a liquid media filling port 3 is formed in the transmission shell 1;
an upper part and a lower part formed by the transmission ratio adjusting slide block 2 and the driving wheel set 7 are closed cavities, the upper part is a driving low-pressure cavity, and the lower part is a driving high-pressure cavity; the transmission ratio adjusting slide block 2 and the driven wheel set 9 form an upper part and a lower part closed cavity, the upper part is a driven low-pressure cavity, and the lower part is a driven high-pressure cavity;
a plurality of pipelines 8 are arranged in the transmission ratio adjusting slide block 2, and the pipelines 8 are communicated with the driving high-pressure cavity and the driven low-pressure cavity and are communicated with the driven high-pressure cavity and the driving low-pressure cavity.
The two end faces of the transmission ratio adjusting slide block 2 are of cambered surface structures.
The invention principle is as follows:
two or more driving wheel sets and driven wheel sets, for short driving wheels and driven wheels, are arranged in the transmission box body.
A transmission ratio sliding block component which can simultaneously control the driving wheel and the driven wheel is arranged between the driving wheel and the driven wheel.
The driving wheel is driven by torque energy provided by an engine, a motor and the like, and converts the torque energy into conveying capacity and conveying pressure energy of a medium such as liquid.
The transmission ratio sliding block component carries out exchange type conversion on the transmission amount and the transmission pressure of the driving wheel and the driven wheel, and then the driven wheel converts the transmission amount and the transmission pressure into the torque of an output shaft of the driven wheel to complete power transmission.
The high-speed ratio is achieved by realizing the high-pressure and high-torque transmission of the driving wheel low-flow and high-pressure output driven wheel, and the low-flow and high-speed transmission of the driving wheel high-flow and low-pressure output driven wheel, and the conversion process is the mutual exchange type conversion and the uninterrupted conversion.
Claims (3)
1. A hydraulic type continuously variable transmission characterized in that: the hydraulic stepless transmission comprises a transmission shell (1), a transmission ratio adjusting slide block (2), a liquid medium filling port (3), a driving shaft (4), a driving blade (5), a gear shifting adjusting rod (6), a driving wheel set (7), a pipeline (8), a driven wheel set (9), a driven blade (10), a driven shaft (11) and a slide way (12) at the end part of the slide block;
wherein: a gear shifting adjusting rod (6) capable of sliding transversely is mounted on the left side inside the transmission shell (1), a slide block end part slide way (12) is arranged on the right side inside the transmission shell (1), a driving wheel set (7) is mounted at the left end inside the transmission shell (1) through a driving shaft (4), and a driven wheel set (9) is mounted at the right end inside the transmission shell (1) through a driven shaft (11); a driving wheel set (7) is provided with a driving blade (5) which can stretch out and draw back along the radial direction, and a driven wheel set (9) is provided with a driven blade (10) which can stretch out and draw back along the radial direction; the transmission ratio adjusting slide block (2) is arranged inside the transmission shell (1), the right end of the transmission ratio adjusting slide block (2) is arranged in a slide way (12) at the end part of the slide block and can slide in the left-right direction under the driving of a gear shifting adjusting rod (6), two ends of the transmission ratio adjusting slide block (2) and a driving wheel set (7) and a driven wheel set (9) can form a closed cavity with adjustable volume, the space is filled with a liquid medium, and a liquid medium filling port (3) is arranged on the transmission shell (1);
an upper part and a lower part formed by the transmission ratio adjusting slide block (2) and the driving wheel set (7) are closed cavities, the upper part is a driving low-pressure cavity, and the lower part is a driving high-pressure cavity; an upper part and a lower part formed by the transmission ratio adjusting slide block (2) and the driven wheel set (9) are closed cavities, the upper part is a driven low-pressure cavity, and the lower part is a driven high-pressure cavity;
a plurality of pipelines (8) are arranged in the transmission ratio adjusting slide block (2), and the pipelines (8) are communicated with the driving high-pressure cavity and the driven low-pressure cavity and communicated with the driven high-pressure cavity and the driving low-pressure cavity.
2. The hydraulic continuously variable transmission according to claim 1, wherein: the two end faces of the transmission ratio adjusting slide block (2) are of cambered surface structures.
3. The hydraulic continuously variable transmission according to claim 1, wherein: the pipeline (8) is arranged to ensure that the opening end of the pipeline (8) is arranged between every two adjacent driving blades (5) in the cavity, and the opening end of the pipeline (8) is arranged between every two adjacent driven blades (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920606524.3U CN210141306U (en) | 2019-04-29 | 2019-04-29 | Hydraulic stepless speed changer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920606524.3U CN210141306U (en) | 2019-04-29 | 2019-04-29 | Hydraulic stepless speed changer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210141306U true CN210141306U (en) | 2020-03-13 |
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ID=69732388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920606524.3U Expired - Fee Related CN210141306U (en) | 2019-04-29 | 2019-04-29 | Hydraulic stepless speed changer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210141306U (en) |
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2019
- 2019-04-29 CN CN201920606524.3U patent/CN210141306U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200313 |