CN112780745A - Labor-saving lever engine - Google Patents
Labor-saving lever engine Download PDFInfo
- Publication number
- CN112780745A CN112780745A CN202110001312.4A CN202110001312A CN112780745A CN 112780745 A CN112780745 A CN 112780745A CN 202110001312 A CN202110001312 A CN 202110001312A CN 112780745 A CN112780745 A CN 112780745A
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- lever
- tripod
- clutch
- engine
- crankshaft
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- 230000007246 mechanism Effects 0.000 claims abstract description 40
- 238000006243 chemical reaction Methods 0.000 claims abstract description 35
- 238000003825 pressing Methods 0.000 claims abstract description 9
- 238000004804 winding Methods 0.000 claims 1
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Classifications
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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 provides a labor-saving lever engine, which comprises an engine body and a power input device, wherein the power input device is arranged at the top of the engine body, a power conversion mechanism is arranged in the engine body and comprises a clutch, a lever and a crankshaft, the clutch and the crankshaft are fixed on the engine body, the clutch is connected with the power input device through a connecting mechanism, one end of the lever is hinged on the engine body, a fulcrum of the lever is arranged on a shaft body of the crankshaft, a non-hinged end of the lever is connected with the clutch through a tripod traction assembly, the distance from the hinged end of the lever to the fulcrum is 1/4, the distance from the non-hinged end to the fulcrum is 1/4, an elastic piece for bouncing the lever from a downward pressing state is connected between the lever and the upper end surface of the engine body, and the tripod traction assembly is arranged by adjusting the position of the fulcrum, the work of the clutch is more labor-saving, and the power conversion efficiency is greatly improved.
Description
Technical Field
The invention relates to the technical field of engines, in particular to a labor-saving lever engine.
Background
Since the industrial revolution, the engine has revolutionarily changed for several times, and the engine is developed from a steam engine to an internal combustion engine, and power is generated by burning coal and oil, but the traditional internal combustion engine has developed to a bottleneck stage, the combustion efficiency of fuel is difficult to be greatly improved, and energy waste and environmental pollution are accompanied, so that more and more countries begin to research new energy engines.
At present, a new energy engine is mainly an electric motor and rotates through an electric drive motor, but the traditional electric drive engine is high in manufacturing cost, complex in structure and low in efficiency, and cannot be widely applied.
As is well known, as long as the power arm of the lever is longer than the resistance arm, the force applied to the power arm is smaller than the force applied to the resistance arm, so that the lever is widely applied to various labor-saving devices, and if the lever principle is applied to an engine, a large force can be obtained under the condition of inputting a small force, and the working efficiency of the engine is greatly improved.
The invention patent of prior art application No. CN201822018878.4 discloses a lever engine, which utilizes the principle of lever, utilizes the cooperation of clutch and crankshaft with lever, and connects with traction rope, and drives the motor by the accumulator to provide power for the power arm of lever, and amplifies the power several times through the continuous transmission of multiple groups of levers, so that the final output power is much larger than the input power of motor; however, in the actual operation of such lever engine, the clutch still consumes much force, and the power output efficiency still needs to be improved.
Therefore, as the improvement of the prior art, a labor-saving lever engine is provided, and the problems that the existing lever engine is not labor-saving and has low power conversion efficiency can be solved.
Disclosure of Invention
The invention aims to provide a labor-saving lever engine to solve the problems that the existing lever engine is not labor-saving and has low power conversion efficiency.
In order to achieve the purpose, the invention provides the following scheme:
the invention provides a labor-saving lever engine which comprises an engine body and a power input device, wherein the power input device is arranged at the top of the engine body, a power conversion mechanism is arranged in the engine body and comprises a clutch, a lever and a crankshaft, the clutch and the crankshaft are fixed on the engine body, the clutch is connected with the power input device through a connecting mechanism, one end of the lever is hinged on the engine body, a fulcrum of the lever is arranged on a shaft body of the crankshaft, a non-hinged end of the lever is connected with the clutch through a tripod traction assembly, the distance from the hinged end of the lever to the fulcrum is 1/4, and an elastic piece used for bouncing the lever from a pressing-down state is connected between the lever and the upper end face of the engine body.
Preferably, the power conversion mechanism is provided with N groups, wherein N is more than or equal to 2, and the crankshaft of the N-1 power conversion mechanism is connected with the clutch of the Nth power conversion mechanism through the connecting mechanism.
Preferably, the connecting mechanism is a pulley and a belt fixed to the power input device, the lever, and the crankshaft.
Preferably, the fulcrum of the lever is hinged with a connecting rod which is fixed on a crankshaft neck of the crankshaft and can enable the crankshaft to continuously rotate along the same direction.
Preferably, the clutch includes trough of belt circle wheel and concave lug, concave lug slidable sets up the inslot of trough of belt circle wheel, trough of belt circle wheel is provided with the spring pin, works as when the spring pin bounces, the spring pin is decided and is blocked concave lug, concave lug with trough of belt circle wheel synchronous revolution, the clutch still is equipped with and is used for with the briquetting that the spring pin pushed down, tripod draws the one end of subassembly to be connected the non-hinged end of lever, tripod draws the other end of subassembly to be connected on the unsmooth piece, works as the lever pushes down to the end, the briquetting will the spring pin pushes down, concave lug with trough of belt circle wheel no longer synchronous revolution.
Preferably, the tripod traction assembly comprises a first pull rope, one end of the first pull rope is connected with the non-hinged end of the lever, the other end of the first pull rope sequentially bypasses the fixed pulley, the second fixed pulley and the first movable pulley to be connected with the first tripod, the second tripod is further fixed on the first movable pulley, the first tripod and the second tripod are all rotatably arranged on the machine body, the first tripod is further connected with the second pull rope, the second tripod is further connected with a third pull rope, the tail end of the second pull rope bypasses the third fixed pulley to be connected with the tail end of the third pull rope bypassing the fourth fixed pulley, a connection point is connected with the fourth pull rope, and the tail end of the fourth pull rope is connected with the concave-convex sheet.
Preferably, the first tripod and the second tripod are right-angled triangle structures which are completely equal, the length ratio of the right-angled sides is 6:11, and the right-angled points of the first tripod and the second tripod are rotatably arranged on the machine body.
Preferably, the power input device is an electric motor.
Preferably, the elastic member is a light spring.
Compared with the prior art, the invention has the following beneficial technical effects:
the invention provides a labor-saving lever engine which comprises an engine body and a power input device, wherein the power input device is arranged at the top of the engine body, a power conversion mechanism is arranged in the engine body and comprises a clutch, a lever and a crankshaft, the clutch and the crankshaft are fixed on the engine body, the clutch is connected with the power input device through a connecting mechanism, one end of the lever is hinged on the engine body, a fulcrum of the lever is arranged on a shaft body of the crankshaft, a non-hinged end of the lever is connected with the clutch through a tripod traction assembly, the distance from the hinged end of the lever to the fulcrum is 1/4, the distance from the non-hinged end to the fulcrum is 1/4, an elastic piece for bouncing the lever from a downward pressing state is connected between the lever and the upper end surface of the engine body, and the tripod traction assembly is arranged by adjusting the position of the fulcrum, the work of the clutch is more labor-saving, and the power conversion efficiency is greatly improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
FIG. 1 is a schematic view of a labor-saving lever engine according to the present invention;
FIG. 2 is a partial front view of a power conversion mechanism for a lever engine according to the present invention;
FIG. 3 is a partial top view of a power conversion mechanism for a lever engine according to the present invention;
FIG. 4 is a schematic view of a part of a power-saving lever engine clutch provided by the present invention;
FIG. 5 is a schematic view of a part of the structure of a tripod traction assembly of the labor-saving lever engine provided by the invention;
in the figure: 1: organism, 2: power input device, 3: connection mechanism, 4: power conversion mechanism, 41: clutch, 411: grooved circular wheel, 412: concave-convex piece, 413: spring pin, 414: briquetting, 415: hole, 42: lever, 43: crankshaft, 44: tripod traction assembly, 441: first cord 442: first fixed pulley, 443: second fixed sheave, 444: first movable sheave, 445: first tripod, 446: second tripod, 447: second rope, 448: third rope, 449: third fixed pulley, 4410: fourth fixed sheave, 4411: fourth cord, 45: connecting rod, 5: an elastic member.
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.
The invention aims to provide a labor-saving lever engine to solve the problems that the existing lever engine is not labor-saving and has low power conversion efficiency.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Example 1:
the embodiment provides a labor-saving lever engine, as shown in fig. 1-3, which includes a machine body 1 and a power input device 2, the power input device 2 is disposed at the top of the machine body 1, a power conversion mechanism 4 is disposed inside the machine body 1, the power conversion mechanism 4 includes a clutch 41, a lever 42 and a crankshaft 43, the clutch 41 and the crankshaft 43 are both fixed on the machine body 1, the clutch 41 is connected with the power input device 2 through a connection mechanism 3, one end of the lever 42 is hinged on the machine body 1, a fulcrum of the lever 42 is disposed on a shaft body of the crankshaft 43, a non-hinged end of the lever 42 is connected with the clutch 41 through a tripod traction assembly 44, a distance from the hinged end of the lever 42 to the fulcrum is 1/4, and an elastic element 5 for bouncing up the lever 42 from a downward pressing state is connected between the lever 42 and an upper end face of the machine body 1.
Specifically, the power conversion mechanism 4 has N groups, wherein N is more than or equal to 2, and the crankshaft 43 of the N-1 power conversion mechanism is connected with the clutch 41 of the Nth power conversion mechanism through the connecting mechanism 3.
Further, the connecting mechanism 3 is a pulley and a belt fixed to the power input device 2, the lever 42, and the crankshaft 43.
Further, the fulcrum of the lever 42 is hinged with a connecting rod 45, the connecting rod 45 is fixed on the crank journal of the crank shaft 43 and enables the crank shaft 43 to continuously rotate in the same direction, the length of the connecting rod 45 can be set to be 30cm, and the position of the connecting rod 45 is set at the length position of 1/5.
Further, as shown in fig. 4, the clutch 41 includes a slotted circular wheel 411 and a concave-convex plate 412, the concave-convex plate 412 is slidably disposed in a slot of the slotted circular wheel 411, the slotted circular wheel 411 is provided with a spring pin 413, when the spring pin 413 bounces, the spring pin 413 blocks the concave-convex plate 412, the concave-convex plate 412 rotates synchronously with the slotted circular wheel 411, the clutch 41 is further provided with a pressing block 414 for pressing down the spring pin 413, one end of the tripod traction assembly 44 is connected to the non-hinged end of the lever 42, the other end of the tripod traction assembly 44 is connected to the concave-convex plate 412, when the lever 42 is pressed down to the bottom, the pressing block 414 presses down the spring pin 413, and the concave-convex plate 412 and the slotted circular wheel 411 do not rotate synchronously any.
Further, as shown in fig. 5, the tripod traction assembly 44 includes a first rope 441, one end of the first rope 441 is connected to the non-hinged end of the lever 42, the other end of the first rope 441 sequentially passes around the first fixed pulley 442, the second fixed pulley 443 and the first movable pulley 444 to be connected to the first tripod 445, the first movable pulley 444 is further fixed with a second tripod 446, the first tripod 445 and the second tripod 446 are both rotatably disposed on the machine body 1, the first tripod 445 is further connected to a second rope 447, the second tripod 446 is further connected to a third rope 448, the end of the second rope passes around the third fixed pulley 449 to be connected to the end of the third rope 448 passing around the fourth fixed pulley 4410, the connection point is connected to a fourth rope 4411, and the end of the fourth rope is connected to the concave-convex plate 412.
When the tripod is pulled to the position, the clutch of the third group of power conversion mechanisms is separated, the clutch of the first group of power conversion mechanisms is in a solid pulling state, the clutch of the second group of power conversion mechanisms is in a standby pulling state, and the clutch of the fourth group of power conversion mechanisms is in a separated state.
Further, the first tripod 445 and the second tripod 446 are completely equal right-angled triangle structures, the length ratio of the right-angled sides is 6:11, the lengths can be selected to be 3cm and 5.5cm respectively, and the right-angled points of the first tripod 445 and the second tripod 446 are rotatably arranged on the machine body 1.
Further, the power input device 2 is an electric motor.
Further, in order to ensure that the lever can be restored after being pressed down under stress, the non-hinged end of the lever is provided with an elastic component connected to the machine body, and particularly, a light spring can be arranged.
The invention provides a labor-saving lever engine, which comprises the following use methods and working principles: the components of the labor-saving lever engine provided by the application are well installed according to the connection relation, the clutch of the first group of power conversion mechanisms is connected to the driving device of the automobile, four groups of full-electricity storage batteries are used for supplying power to the driving device of the automobile, at the moment, the force applied to the power arm of the lever 42 is a, the force applied to the resistance arm is 4a, the force applied to the crankshaft 43 at the supporting point is the sum of the force applied to the power arm and the force applied to the resistance arm and is 5a, the force applied to the crankshaft 43 is transmitted to the power arm of the lever 42 of the next group of power conversion mechanisms, the force applied to the resistance arm of the second group of lever 42 is 20a, the force applied to the second group of crankshaft 43 at the supporting point of the second group of lever is 25a, and by analogy, the mechanical loss of each group of power conversion mechanisms is 10%, the power conversion of the eight groups of power conversion mechanisms can expand the force of the original, the power is greatly improved, at the moment, the crankshaft 43 of the eighth power conversion mechanism is connected with the generator, the generator is connected with the storage battery, the lever engine can be used for charging the storage battery when the automobile runs, the gearbox is arranged on the crankshaft 43, the endurance mileage of the electric automobile is greatly prolonged, and the power conversion efficiency is effectively improved.
The principle and the implementation mode of the invention are explained by applying specific examples, and the description of the above examples is only used for helping understanding the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In summary, this summary should not be construed to limit the present invention.
Claims (9)
1. A laborsaving lever engine which characterized in that: the power input device (2) is arranged at the top of the machine body (1), a power conversion mechanism (4) is arranged inside the machine body (1), the power conversion mechanism (4) comprises a clutch (41), a lever (42) and a crankshaft (43), the clutch (41) and the crankshaft (43) are fixed on the machine body (1), the clutch (41) is connected with the power input device (2) through a connecting mechanism (3), one end of the lever (42) is hinged on the machine body (1), a fulcrum of the lever (42) is arranged on a shaft body of the crankshaft (43), a non-hinged end of the lever (42) is connected with the clutch (41) through a tripod traction assembly (44), and the distance from the hinged end of the lever (42) to the fulcrum is 1/4 which is the distance from the non-hinged end to the fulcrum, an elastic piece (5) used for bouncing the lever (42) from a pressing-down state is connected between the lever (42) and the upper end face of the machine body (1).
2. The power saving lever engine of claim 1, wherein: the power conversion mechanism (4) is provided with N groups, wherein N is more than or equal to 2, and a crankshaft (43) of the N-1 power conversion mechanism is connected with a clutch (41) of the N power conversion mechanism through the connecting mechanism (3).
3. The power saving lever engine of claim 1, wherein: the connecting mechanism (3) is a belt wheel and a belt which are fixed on the power input device (2), the lever (42) and the crankshaft (43).
4. The power saving lever engine of claim 1, wherein: the fulcrum of the lever (42) is hinged with a connecting rod (45), and the connecting rod (45) is fixed on the crank neck of the crank shaft (43) and can enable the crank shaft (43) to continuously rotate along the same direction.
5. The power saving lever engine of claim 1, wherein: the clutch (41) comprises a grooved circular wheel (411) and a concave-convex plate (412), the concave lug (412) is arranged in a groove of the grooved round wheel (411) in a sliding way, the grooved round wheel (411) is provided with a spring pin (413), when the spring pin (413) springs up, the spring pin (413) blocks the concave tab (412), the concave convex sheet (412) and the grooved round wheel (411) rotate synchronously, the clutch (41) is also provided with a pressing block (414) used for pressing the spring pin (413), one end of the tripod traction assembly (44) is connected to the non-hinged end of the lever (42), the other end of the tripod traction assembly (44) is connected to the female lug (412), when the lever (42) is pressed down to the bottom, the pressing block (414) presses down the spring pin (413), the female lug (412) and the slotted wheel (411) no longer rotate synchronously.
6. The power saving lever engine of claim 5, wherein: the tripod traction assembly (44) comprises a first pulling rope (441), one end of the first pulling rope (441) is connected with the non-hinged end of the lever (42), the other end of the first pulling rope (441) is connected with a first tripod (445) by sequentially winding a fixed pulley (442), a second fixed pulley (443) and a first movable pulley (444), a second tripod (446) is further fixed on the first movable pulley (444), the first tripod (445) and the second tripod (446) are both rotatably arranged on the machine body (1), the first tripod (445) is further connected with a second pulling rope (447), the second tripod (446) is further connected with a third pulling rope (448), the tail end of the second pulling rope (447) is connected with the tail end of the third pulling rope (448) which is wound around a third fixed pulley (449) and a fourth fixed pulley (4410), and a fourth pull rope (4411) is connected to the connection point, and the tail end of the fourth pull rope is connected with the concave convex sheet (412).
7. The power saving lever engine of claim 6, wherein: the first tripod (445) and the second tripod (446) are of completely equal right-angled triangle structures, the length ratio of right-angled sides is 6:11, and right-angled points of the first tripod (445) and the second tripod (446) are rotatably arranged on the machine body (1).
8. The power saving lever engine of claim 1, wherein: the power input device (2) is an electric motor.
9. The power saving lever engine of claim 1, wherein: the elastic piece (5) is a light spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110001312.4A CN112780745A (en) | 2021-01-04 | 2021-01-04 | Labor-saving lever engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110001312.4A CN112780745A (en) | 2021-01-04 | 2021-01-04 | Labor-saving lever engine |
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| Publication Number | Publication Date |
|---|---|
| CN112780745A true CN112780745A (en) | 2021-05-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110001312.4A Pending CN112780745A (en) | 2021-01-04 | 2021-01-04 | Labor-saving lever engine |
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| CN (1) | CN112780745A (en) |
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Application publication date: 20210511 |