CN115234625A - Power traction machine - Google Patents
Power traction machine Download PDFInfo
- Publication number
- CN115234625A CN115234625A CN202211150310.2A CN202211150310A CN115234625A CN 115234625 A CN115234625 A CN 115234625A CN 202211150310 A CN202211150310 A CN 202211150310A CN 115234625 A CN115234625 A CN 115234625A
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- connecting rod
- gear
- lever
- sliding sleeve
- rotatably connected
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- 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
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/12—Gearings comprising primarily toothed or friction gearing, links or levers, and cams, or members of at least two of these types
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The invention belongs to the technical field of mechanical equipment, and relates to a power traction machine which comprises a shell, wherein one or more groups of transmission assemblies are arranged in the shell, and the transmission assemblies are used as power input ends of the transmission assemblies through gear sets; the gear set comprises a first gear, the first gear is connected with the input shaft, and the first gear is meshed with a second gear; the transmission assembly comprises a driving connecting rod, a first lever, an upper eccentric connecting rod, a lower eccentric connecting rod, a cross sliding sleeve, a transmission shaft, a first sliding sleeve eccentric connecting rod, a second lever, a lever rocking back and a crank connecting rod, one end of the driving connecting rod is rotatably connected with the eccentric position of the second gear, and the other end of the driving connecting rod is rotatably connected with one end of each of the two first levers. The invention has the advantages of small volume, light weight, simple structure, low manufacturing cost, obvious energy-saving effect, long service life and wider practical range, and is an energy-saving device needing power traction equipment.
Description
Technical Field
The invention belongs to the technical field of mechanical equipment, and particularly relates to a power traction machine.
Background
The development state of the tractor at the present stage is as follows: the traditional reducer series is used as a traction device, is widely applied to industrial and agricultural production and is used up to now. The speed reducer has the functions of reducing speed, pressurizing, and then reducing speed and pressurizing again; the speed increaser is a traditional acting principle of increasing speed, reducing pressure, increasing speed and reducing pressure again. The traditional tractor is realized by gear speed change, and has the defects that the input torque can be decelerated and pressurized and then accelerated and decompressed under the conversion of a large gear and a small gear, so that energy conservation and emission reduction in the true sense cannot be realized. The invention adopts the lever principle, performs work by multipoint synchronous transformation, amplifies and amplifies the input torque under the condition of constant input rotating speed, realizes force breakthrough, has obvious energy-saving effect and realizes the function which cannot be realized by the traditional traction machine.
Disclosure of Invention
In view of the above, the present invention provides a power traction machine, which uses the lever principle to amplify the torque.
In order to achieve the purpose, the technical scheme is as follows:
the power traction machine comprises a shell, wherein one or more groups of transmission assemblies are arranged in the shell, and the transmission assemblies are used as power input ends of the transmission assemblies through gear sets;
the gear set comprises a first gear, the first gear is connected with the input shaft, and meanwhile, the first gear is meshed with a second gear;
the transmission assembly comprises a driving connecting rod, a first lever, an upper eccentric connecting rod, a lower eccentric connecting rod, a cross sliding sleeve, a transmission shaft, a first sliding sleeve eccentric connecting rod, a second lever, a lever rocking back and a crank connecting rod, wherein one end of the driving connecting rod is rotatably connected with the eccentric position of the second gear, the other end of the driving connecting rod is rotatably connected with one end of the two first levers, the other end of the two first levers is rotatably connected with one end of the upper eccentric connecting rod and one end of the lower eccentric connecting rod respectively, the other end of the upper eccentric connecting rod is rotatably installed at the middle position of the vertically arranged cross sliding sleeve, the other end of the lower eccentric connecting rod is rotatably installed at the lower end of the cross sliding sleeve, the upper eccentric connecting rod and the lower eccentric connecting rod are symmetrically arranged, the lower eccentric connecting rod is connected with one of the first lever to limit the driving connecting rod to do linear reciprocating motion with one end of the two first levers, the upper end of the cross sliding sleeve is rotatably connected with the transmission shaft erected in the shell, the upper eccentric connecting rod is coaxially connected with one end of the first sliding sleeve, the second sliding sleeve is fixedly connected with the lower end of the second lever, the crank connecting rod is fixedly connected with the lower end of the second lever, and the lower end of the crank connecting rod are fixedly connected with the crank connecting rod.
As a further improvement of the present invention, the first gear and the second gear have a speed ratio of 5.
As a further improvement of the invention, the length ratio of the first lever to the eccentric connecting rod of the first sliding sleeve is 4.
As a further improvement of the invention, the second lever-to-lever rocker ratio 2.
Preferably, the lower end of the crank connecting rod is rotatably connected with the free end of the first crankshaft, the other end of the first crankshaft is rotatably mounted on the shell, the free end of the first crankshaft is further rotatably connected with the driving connecting rod of the next group of transmission assemblies, and the crank connecting rod is used as a power source of the next group of transmission assemblies.
Preferably, the lower end of the crank connecting rod is rotatably connected with a free end of a second crankshaft fixedly arranged in the shell, and the other end of the second crankshaft is rotatably connected with the output shaft.
The beneficial effects of the invention are:
the invention has the advantages of small volume, light weight, simple structure, low manufacturing cost, obvious energy-saving effect, long service life and wider practical range, and is an energy-saving device needing power traction equipment.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic structural view of a gearset and a transmission assembly of the present invention;
FIG. 3 is a schematic view of the structure of FIG. 2 from another angle;
FIG. 4 is a schematic view of the structure of the transmission assembly of the present invention;
FIG. 5 is a first step of the working schematic of the present invention;
FIG. 6 is a second step of the working schematic of the present invention;
FIG. 7 is a third step of the operational schematic of the present invention;
fig. 8 is the fourth step of the working principle diagram of the present invention.
Detailed Description
It should be noted that, in the present application, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
In order to make the technical solutions of the present application better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, and not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort shall fall within the protection scope of the present application.
Please refer to fig. 1-8:
example one
The power traction machine comprises a shell 1, wherein one or more groups of transmission assemblies 2 are arranged in the shell 1, and the transmission assemblies 2 are used as power input ends of the transmission assemblies 2 through gear sets 3;
the gear set 3 comprises a first gear 31, the first gear 31 is connected with the input shaft 4, meanwhile, the first gear 31 is meshed with a second gear 32, and the speed ratio of the first gear 31 to the second gear 32 is 5;
the transmission component 2 comprises a driving connecting rod 20, a first lever 21, an upper eccentric connecting rod 22, a lower eccentric connecting rod 23, a cross sliding sleeve 24, a transmission shaft 25, a first sliding sleeve eccentric connecting rod 26, a second sliding sleeve eccentric connecting rod 27, a second lever 28, a lever rocking back 29 and a crank connecting rod 30, wherein one end of the driving connecting rod 20 is rotatably connected with the eccentric position of a second gear 32, the other end of the driving connecting rod 20 is rotatably connected with one end of the two first levers 21, the other ends of the two first levers 21 are respectively rotatably connected with one end of the upper eccentric connecting rod 22 and one end of the lower eccentric connecting rod 23, the other end of the upper eccentric connecting rod 22 is rotatably arranged in the middle position of the vertically arranged cross sliding sleeve 24, the other end of the lower eccentric connecting rod 23 is rotatably arranged at the lower end of the cross sliding sleeve 24, and the upper eccentric connecting rod 22 and the lower eccentric connecting rod 23 are symmetrically arranged, the lower eccentric connecting rod 23 is connected with one of the first levers 21 for making the driving connecting rod 20 and one end of the two first levers 21 do horizontal straight reciprocating motion, the upper end of the cross sliding bush 24 is rotatably connected with a transmission shaft 25 erected in the shell 1, the upper eccentric connecting rod 22 is coaxially connected with one end of a first sliding bush eccentric connecting rod 26 at the other side of the cross sliding bush 24, the cross sliding bush 24 is used as a fulcrum (fulcrum 1) of the upper eccentric connecting rod 22 and the first sliding bush eccentric connecting rod 26, the length ratio of the first lever 21 to the first sliding bush eccentric connecting rod 26 is 4, the second lever 28 is used as a power back, the lever rocking back 29 is used as a resistance back, the second lever 28 and the lever rocking back 29 have a ratio of 2 to 1, the other end of the lever rocking back 29 is rotatably connected with the upper end of a crank connecting rod 30, the lower end of the crank connecting rod 30 is rotatably connected with one end of a first crankshaft 5, the other end of the first crankshaft 5 is rotatably installed in the shell 1, one end of the first crankshaft 5, which is connected with the crank connecting rod 30, is rotatably connected with a driving connecting rod 20 of the next group of transmission assemblies 2, the crank connecting rod 30 is used as a power source of the next group of transmission assemblies 2, and the next group of transmission assemblies 2 are connected with an output shaft 7 through a second crankshaft 6.
Example two
The power traction machine comprises a shell 1, wherein one or more groups of transmission assemblies 2 are arranged in the shell 1, and the transmission assemblies 2 are used as power input ends of the transmission assemblies 2 through gear sets 3;
the gear set 3 comprises a first gear 31, the first gear 31 is connected with the input shaft 4, meanwhile, the first gear 31 is meshed with a second gear 32, and the speed ratio of the first gear 31 to the second gear 32 is 5;
the transmission component 2 comprises a driving connecting rod 20, a first lever 21, an upper eccentric connecting rod 22, a lower eccentric connecting rod 23, a cross sliding sleeve 24, a transmission shaft 25, a first sliding sleeve eccentric connecting rod 26, a second sliding sleeve eccentric connecting rod 27, a second lever 28, a lever rocking back 29 and a crank connecting rod 30, wherein one end of the driving connecting rod 20 is rotatably connected with the eccentric position of a second gear 33, the other end of the driving connecting rod 20 is rotatably connected with one end of the two first levers 21, the other ends of the two first levers 21 are respectively rotatably connected with one end of the upper eccentric connecting rod 22 and one end of the lower eccentric connecting rod 23, the other end of the upper eccentric connecting rod 22 is rotatably arranged at the middle position of the vertically arranged cross sliding sleeve 24, the other end of the lower eccentric connecting rod 23 is rotatably arranged at the lower end of the cross sliding sleeve 24, and the upper eccentric connecting rod 22 and the lower eccentric connecting rod 23 are symmetrically arranged, the lower eccentric connecting rod 23 is connected with one of the first levers 21 to make the driving connecting rod 20 and one end of the two first levers 21 do horizontal linear reciprocating motion, the upper end of the cross sliding sleeve 24 is rotatably connected with a transmission shaft 25 erected in the housing 1, the upper eccentric connecting rod 22 is coaxially connected with one end of a first sliding sleeve eccentric connecting rod 26 at the other side of the cross sliding sleeve 24, the cross sliding sleeve 24 is used as a fulcrum (fulcrum 1) of the upper eccentric connecting rod 22 and the first sliding sleeve eccentric connecting rod 26, the length ratio of the first lever 21 to the first sliding sleeve eccentric connecting rod 26 is 4, the ratio of the second lever 28 to the lever rocking back 29 is 2, the other end of the lever rocking back 29 is rotatably connected with the upper end of a crank connecting rod 30, the lower end of the crank connecting rod 30 is rotatably connected with one end of a second crankshaft 6 fixedly installed in the shell 1, and the other end of the second crankshaft 6 is rotatably connected with the output shaft 7.
The working process comprises the following steps:
as shown in fig. 5, when the driving link 20 moves horizontally with one end at the rightmost side, the driving link 20 is just in a horizontal state; as shown in fig. 6, the second gear 32 rotates continuously, the driving link 20 pulls the horizontal moving end to an intermediate position, at this time, the two first levers 21 are in a linear state, so as to drive the upper eccentric link 22 to rotate, the upper eccentric link 22 drives the first sliding sleeve eccentric link 26 connected coaxially to rotate, the first sliding sleeve eccentric link 26 drives the second lever 28 to move through the second sliding sleeve eccentric link 27, the second lever 28 drives the transmission shaft 25 to do a semi-circular arc reciprocating motion, the transmission shaft 25 drives the lever rocking back 29 to rotate, so as to drive the crank link 30 to move, the crank link 3 drives the first crankshaft 5 or the second crankshaft 6 to rotate, and outputs the rotation to the output shaft 7, and at this time, the crank link 30 is at the lowest position; as shown in fig. 7, the second gear 32 is rotated continuously, the driving link 20 pulls the horizontally moving end to the leftmost position, and the crank link 30 moves to the middle section; as shown in fig. 8, the second gear 32 is continuously rotated, the horizontally moving end is pulled to the middle position by the driving link 20, the two first levers 21 are in a linear state, and the crank link 30 is moved to the highest position; the second gear 32 continues to rotate and the entire assembly reciprocates as shown in connection with fig. 5-8.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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 (6)
1. The power traction machine comprises a shell and is characterized in that one or more groups of transmission assemblies are arranged in the shell, and the transmission assemblies are used as power input ends of the transmission assemblies through gear sets;
the gear set comprises a first gear, the first gear is connected with the input shaft, and meanwhile, the first gear is meshed with a second gear;
the transmission assembly comprises a driving connecting rod, a first lever, an upper eccentric connecting rod, a lower eccentric connecting rod, a cross sliding sleeve, a transmission shaft, a first sliding sleeve eccentric connecting rod, a second lever, a lever rocking back and a crank connecting rod, wherein one end of the driving connecting rod is rotatably connected with the eccentric position of the second gear, the other end of the driving connecting rod is rotatably connected with one end of each of the two first levers, the other ends of the two first levers are respectively rotatably connected with one ends of the upper eccentric connecting rod and the lower eccentric connecting rod, the other end of the upper eccentric connecting rod is rotatably arranged in the middle position of the vertically arranged cross sliding sleeve, the other end of the lower eccentric connecting rod is rotatably arranged at the lower end of the cross sliding sleeve, the upper end of the cross sliding sleeve is rotatably connected with the transmission shaft arranged in the shell, the upper eccentric connecting rod is coaxially connected with one end of a first sliding sleeve eccentric connecting rod on the other side of the cross sliding sleeve, the cross sliding sleeve is used as a fulcrum of the upper eccentric connecting rod and the first sliding sleeve eccentric connecting rod, the other end of the first sliding sleeve eccentric connecting rod is rotatably connected with one end of a second sliding sleeve eccentric connecting rod, the other end of the second sliding sleeve eccentric connecting rod is rotatably connected with the lower end of a second lever, the upper end of the second lever is fixedly connected with a transmission shaft, the transmission shaft is fixedly connected with one end of a lever rocking back, the transmission shaft is used as a fulcrum of the second lever and the lever rocking back, the second lever is used as a power back, the lever rocking back is used as a resistance back, the other end of the lever rocking back is rotatably connected with the upper end of a crank connecting rod, and the lower end of the crank connecting rod is connected with an output shaft or is connected with the output shaft after a plurality of groups of transmission assemblies are stacked.
2. The power tractor of claim 1, wherein the first gear to second gear ratio is 5.
3. The power tractor of claim 1, wherein the first lever to first sliding sleeve eccentric link length ratio is 4.
4. The power tractor of claim 1, wherein the second lever to lever rocker ratio 2.
5. The power traction machine as defined in claim 1, wherein the lower end of the crank link is rotatably connected to a free end of a first crankshaft, the other end of the first crankshaft being rotatably mounted to the housing, the free end of the first crankshaft being further rotatably connected to a drive link of the next set of drive assemblies, and the crank link being a power source for the next set of drive assemblies.
6. The power traction machine as defined in claim 1, wherein the lower end of the crank link is rotatably connected to a free end of a second crankshaft fixedly mounted in the housing, the other end of the second crankshaft being rotatably connected to the output shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211150310.2A CN115234625B (en) | 2022-09-21 | 2022-09-21 | Power traction machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211150310.2A CN115234625B (en) | 2022-09-21 | 2022-09-21 | Power traction machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115234625A true CN115234625A (en) | 2022-10-25 |
| CN115234625B CN115234625B (en) | 2023-01-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211150310.2A Active CN115234625B (en) | 2022-09-21 | 2022-09-21 | Power traction machine |
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| CN (1) | CN115234625B (en) |
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