CN114000957B - Adjustable piston for motorcycle - Google Patents

Adjustable piston for motorcycle Download PDF

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Publication number
CN114000957B
CN114000957B CN202110096499.0A CN202110096499A CN114000957B CN 114000957 B CN114000957 B CN 114000957B CN 202110096499 A CN202110096499 A CN 202110096499A CN 114000957 B CN114000957 B CN 114000957B
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China
Prior art keywords
piston
sleeve
groove
oil
face
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CN202110096499.0A
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CN114000957A (en
Inventor
谢欣儒
周月营
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Chongqing Huaxing Heat Treatment Co ltd
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Huiteng Transportation Equipment Anhui Co ltd
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Priority to CN202110096499.0A priority Critical patent/CN114000957B/en
Publication of CN114000957A publication Critical patent/CN114000957A/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02FCYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F3/00Pistons 
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02FCYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F3/00Pistons 
    • F02F3/16Pistons  having cooling means
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/10Internal combustion engine [ICE] based vehicles
    • Y02T10/12Improving ICE efficiencies

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Lubrication Of Internal Combustion Engines (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)

Abstract

The invention discloses an adjustable piston for a motorcycle, which comprises a cylinder sleeve, a piston, a connecting rod and a connecting sleeve, wherein the connecting sleeve is arranged on the cylinder sleeve; a piston is arranged in the cylinder sleeve, the inner side surface of the lower end of the piston is a hemispherical groove, the lower end of the piston extends out of the lower part of the cylinder sleeve, a connecting rod is arranged below the piston, and the lower end of the connecting rod is fixedly connected with a connecting sleeve; the left side of the top end face of the piston is provided with a first clamping groove, the right side of the top end face of the piston is provided with a second clamping groove, the area of the groove surface of the first clamping groove is larger than that of the second clamping groove, and the side face of the piston is sequentially provided with a first gas ring groove, a second gas ring groove and an oil groove from top to bottom; the device is through the piston that cylinder liner, piston, connecting rod and adapter sleeve combination formed, can adjust the petrol admission according to the engine power that actual engine required, when engine power is not enough, explains need increase the volume of petrol input, if the in-process motorcycle oil mass of traveling is not enough, explains and needs to reduce the volume of petrol input, greatly reduced the consumption of fuel.

Description

Adjustable piston for motorcycle
Technical Field
The invention relates to the technical field of motorcycle pistons, in particular to an adjustable piston for a motorcycle.
Background
The piston is a reciprocating part in the cylinder body of the motorcycle engine. The basic structure of the piston can be divided into a crown, a crown and a skirt. The piston crown is the main part that makes up the combustion chamber and its shape is related to the combustion chamber form chosen.
The gasoline engine mostly adopts a flat-top piston, and the top of the piston of the diesel engine is often provided with various pits, and the specific shape, position and size of the pits are adapted to the requirements of forming and burning the mixed gas of the diesel engine.
In the prior art, most of the cylinder pistons sold on the market are not optimized enough in design, not reasonable enough in structure, and cannot achieve the adjusting function.
Disclosure of Invention
The invention aims to provide an adjustable piston for a motorcycle.
The purpose of the invention can be realized by the following technical scheme:
an adjustable piston for a motorcycle comprises a cylinder sleeve, a piston, a connecting rod and a connecting sleeve; a piston is arranged in the cylinder sleeve, the inner side surface of the lower end of the piston is a hemispherical groove, the lower end of the piston extends out of the lower part of the cylinder sleeve, a connecting rod is arranged below the piston, and the lower end of the connecting rod is fixedly connected with a connecting sleeve;
the left side of the top end face of the piston is provided with a first clamping groove, the right side of the top end face of the piston is provided with a second clamping groove, the area of the groove face of the first clamping groove is larger than that of the groove face of the second clamping groove, the side face of the piston is sequentially provided with a first gas ring groove, a second gas ring groove and an oil groove from top to bottom, the surface of the oil groove is provided with a plurality of oil groove holes, and the oil groove holes are distributed at equal intervals and surround the surface of the oil groove;
the cylinder sleeve is internally provided with a cavity, the cavity is movably matched with a piston, a mounting plate is arranged on the outer side of the bottom end of the cylinder sleeve, the upper end face of the mounting plate is provided with a plurality of heat dissipation plates, the plurality of heat dissipation plates are fixedly connected through an iron rod, the upper end of the iron rod penetrates through the end face of the uppermost heat dissipation plate, the lower end of the iron rod penetrates through the end face of the lowermost heat dissipation plate and is in fit connection with the upper end face of the mounting plate, the top of the cylinder sleeve is fixedly connected with a sleeve block, the upper end face of the sleeve block is fixedly connected with an annular cushion pad, the upper end face of the sleeve block is also provided with an oil adjusting cylinder, a pipeline is arranged in the oil adjusting cylinder, the outer side wall of the oil adjusting cylinder is fixedly connected with a fixed block, a channel is arranged in the fixed block, a first thread is arranged on the wall of the channel, a fixed rod is arranged in the channel, the outer side face of the fixed rod is provided with a second thread, the second thread is matched with the first thread, the left end of the fixed rod penetrates through the side wall of the oil adjusting cylinder and extends into the oil adjusting cylinder, the left end of the fixed rod is fixedly connected with a pressing block symmetrically, the right end of the fixed rod extends out of the fixed block and is fixedly connected with a knob, the fixed end of the fixed block, the fixed rod, the fixed end of the fixed block, the fixed end extends out of the fixed block, the fixed end of the fixed end, two clamping block is fixedly connected with two clamping block, and is fixedly connected with two clamping blocks; the oil pipe is characterized in that an arc-shaped oil conveying pipeline is arranged in the sleeve block, a fixing column is fixedly connected to the mounting plate, one side wall of the fixing column is attached to the outer side wall of the piston, a pipeline is arranged in the fixing column, the cross section of the pipeline is L-shaped, one end of the arc-shaped oil conveying pipeline is communicated with a pipeline in the oil regulating cylinder, the other end of the arc-shaped oil conveying pipeline penetrates through the heat dissipation plate and is connected with an upper end opening of the pipeline, a ventilation pipe is arranged in the fixing column, and a heat dissipation layer is arranged on one side of the ventilation pipe.
Furthermore, a first through hole is formed in the top of the connecting rod.
Furthermore, the piston is provided with a second through hole, the second through hole penetrates through the hemispherical groove of the piston to be communicated with the hemispherical groove of the piston, the second through hole is flush with the first through hole, and the piston is rotatably connected with the connecting rod through a piston pin.
Furthermore, the middle part of the front end face of the connecting sleeve is provided with a shaft groove.
Furthermore, both sides of the lower end of the connecting sleeve are concave and are respectively and fixedly connected with a screw rod, and the screw rod is sleeved with an adjusting threaded sleeve.
Furthermore, the front end face and the rear end face of the cylinder sleeve are respectively fixedly connected with a mounting block group.
Furthermore, two connecting bearing bushes are arranged in the shaft groove, end faces of two ends between the connecting bearing bushes are respectively attached up and down, and outer end faces of the two connecting bearing bushes are attached to the shaft groove.
Further, the adjustable piston for the motorcycle comprises the following working method:
(1) the piston pliers are used for placing the two gas rings at the first gas ring groove and the second gas ring groove, then the piston pliers are used for placing the oil ring at the oil groove, the gap of the oil groove corresponds to the oil groove hole, then one end of the connecting rod, which contains the first through hole, extends into the groove, so that the second through hole is flush with the first through hole, the piston pin penetrates through the second through hole and penetrates through the first through hole to abut to the second through hole at the rear end of the piston, and the piston is matched with the connecting rod in a rotating mode;
(2) the connecting rod is connected with the driving component through a screw, the height of the screw is adjusted through adjusting a threaded sleeve, and the piston is adjusted at the same time;
(3) firstly, coating part of engine oil in a cavity of a cylinder sleeve, then installing a piston in the cavity, then connecting an annular cushion pad with a cylinder assembly, butting a connector of an oil pipe of the motorcycle with a pipeline in the upper end of an oil regulating cylinder, and leading gasoline into the pipeline to reach an oil slot hole through an arc-shaped oil pipeline and a pipeline;
(4) when the motorcycle is started, the connecting sleeve is pulled by the driving assembly to move up and down, the connecting rod drives the piston to move up and down in the cavity of the cylinder sleeve to provide power for the engine, when the power is insufficient, the knob is tightened, the fixing rod moves leftwards, the pressure of the pressing block at the left end of the fixing rod on the right end face of the telescopic sleeve is increased, the pressing block extrudes the telescopic sleeve, the area of inflow of gasoline is increased, the gasoline in the engine is supplemented, and the power is increased; when the gasoline amount is not enough in the driving process, the knob is turned loose, the fixing rod moves rightwards, the pressure of the pressing block at the left end of the fixing rod on the right end face of the telescopic sleeve is reduced, the telescopic sleeve is unfolded rightwards and attached to the left end of the fixing rod, the area of gasoline flowing in is reduced, and the amount of gasoline input into an engine is reduced.
The invention has the beneficial effects that:
(1) The invention relates to an adjustable piston for a motorcycle, which is formed by combining a cylinder sleeve, a piston, a connecting rod and a connecting sleeve, can adjust the gasoline input quantity according to the power generation required by an actual engine, and when the power generation is insufficient, the gasoline input quantity needs to be increased, if the oil quantity of the motorcycle is insufficient in the driving process, the gasoline input quantity needs to be reduced, so that the fuel consumption is greatly reduced.
(2) The invention relates to an adjustable piston for a motorcycle, which is characterized in that two gas rings are placed at a first gas ring groove and a second gas ring groove by using piston tongs, then the oil rings are placed at an oil groove by using the piston tongs, a gap of the oil groove corresponds to an oil groove hole, then one end of a connecting rod, which contains a first through hole, extends into a groove, so that the second through hole is level with the first through hole, a piston pin penetrates through the second through hole and penetrates through the first through hole to abut to the second through hole at the rear end of the piston, and the piston is matched with the connecting rod in a rotating way; through the operation, the piston and the connecting rod are convenient to disassemble, the connecting rod is also convenient to transmit sufficient driving force to the piston, the air ring and the oil ring on the piston vertically rub the inner wall of the cavity in the cavity, and a large amount of heat is generated.
(3) The invention relates to an adjustable piston for a motorcycle.A connecting rod is downwards arranged at one end containing a connecting sleeve, two ends of two connecting bearing bushes are respectively arranged in a shaft groove in an up-down fit connection mode, then the connecting sleeve is rotatably sleeved with a driving assembly, a screw rod is in threaded connection with an installation assembly, the height of the screw rod is adjusted by adjusting a threaded sleeve, and meanwhile, the piston is adjusted; through above operation, increased piston assembly's suitability, to the motorcycle accessible control of different grade type adjust the swivel nut height on the screw rod, the screw rod lower extreme inserts motorcycle installation component, adjusts the swivel nut in the control and to the fixed of adapter sleeve to insert the engine subassembly in the shaft slot, through connecting the axle bush to the further fixed of subassembly, make the piston can not take place the condition that the part pine falls when the operation.
(4) The invention is a piston for adjustable motorcycle, apply some engine oil in the cavity pocket of the cylinder liner, then install the piston in the cavity pocket, then connect annular buffer with cylinder block, the interface of the motorcycle oil line is butted with the pipeline in the upper end of the oil regulating cylinder, the petrol lets in the pipeline and reaches the oil slotted hole through the arcuate oil pipeline and pipeline; through the setting, through the effect of machine oil, the piston is lubricated more easy to assemble when the installation, and during the piston function, piston assembly can take place vibrations, and the annular blotter of setting has avoided the friction of cylinder liner and upper end cylinder assembly and can play absorbing effect, along the life of cylinder liner.
(5) The invention relates to an adjustable piston for a motorcycle.A connecting rod drives a piston to move up and down in a cavity of a cylinder sleeve when a driving assembly pulls a connecting sleeve to move up and down when the motorcycle is started, so as to provide power for an engine; when the gasoline amount is insufficient in the running process, the knob is unscrewed, the fixing rod moves rightwards, the pressure of a pressing block at the left end of the fixing rod on the right end face of the telescopic sleeve is reduced, the telescopic sleeve is unfolded rightwards and attached to the left end of the fixing rod, the gasoline inflow area is reduced, and the gasoline input amount to an engine is reduced; through the arrangement, when the piston faces different accidents of the motorcycle, the knob can be loosened or tightened to adjust the gasoline quantity.
(6) The invention relates to an adjustable piston for a motorcycle, wherein a connecting rod drives the piston to move up and down in a cavity of a cylinder sleeve, meanwhile, the inner wall of the cavity generates a large amount of heat and hot air, a heat dissipation plate and a heat dissipation layer are more beneficial to heat dissipation, the phenomenon that the heat is accumulated to a large extent and the cylinder assembly is lost is avoided, the hot air is discharged from a ventilation pipe on one side of a second clamping groove, the outside air is input into the cavity from the ventilation pipe on one side of a first clamping groove, and the piston is more beneficial to providing power for engine power.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic view of an adjustable motorcycle piston of the present invention;
FIG. 2 is a schematic view of the installation structure of the piston, the connecting rod and the connecting sleeve of the present invention;
FIG. 3 is a schematic view of the installation structure of the connecting rod and the connecting sleeve of the present invention;
FIG. 4 is a schematic view of the structure of the oil regulating cylinder of the present invention;
FIG. 5 is a schematic view of the internal structure of the oil mixing cylinder of the present invention;
FIG. 6 is a schematic view of the internal structure of the cylinder liner of the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1. a cylinder liner; 2. a piston; 3. a connecting rod; 4. connecting sleeves; 5. a first card slot; 6. a second card slot; 7. a first gas ring groove; 8. a second gas ring groove; 9. an oil sump; 10. mounting a plate; 11. a heat dissipation plate; 12. an iron rod; 13. sleeving blocks; 14. an annular cushion; 15. an oil adjusting cylinder; 16. a fixed block; 17. a first thread; 18. fixing the rod; 19. a second thread; 20. briquetting; 21. a knob; 22. a clamping block; 23. a telescopic sleeve; 24. an arc-shaped oil pipeline; 25. fixing the column; 26. a pipeline; 27. a vent pipe; 28. a heat dissipation layer; 29. a first through hole; 30. a second through hole; 31. a shaft groove; 32. a screw; 33. adjusting a threaded sleeve; 34. installing a block group; 35. and connecting the bearing bush.
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. 1-6, the present invention relates to an adjustable piston for a motorcycle, which comprises a cylinder sleeve 1, a piston 2, a connecting rod 3 and a connecting sleeve 4; a piston 2 is arranged in the cylinder sleeve 1, the inner side surface of the lower end of the piston 2 is a hemispherical groove, the lower end of the piston 2 extends out of the lower part of the cylinder sleeve 1, a connecting rod 3 is arranged below the piston 2, and the lower end of the connecting rod 3 is fixedly connected with a connecting sleeve 4;
a first clamping groove 5 is formed in the left side of the top end face of the piston 2, a second clamping groove 6 is formed in the right side of the top end face of the piston 2, the groove surface area of the first clamping groove 5 is larger than that of the second clamping groove 6, a first gas ring groove 7, a second gas ring groove 8 and an oil groove 9 are sequentially formed in the side face of the piston 2 from top to bottom, a plurality of oil groove holes are formed in the groove face of the oil groove 9, and the oil groove holes are distributed equidistantly and surround the groove face of the oil groove 9;
a cavity is formed in the cylinder sleeve 1 and is movably matched with the piston 2, a mounting plate 10 is arranged on the outer side of the bottom end of the cylinder sleeve 1, a plurality of heat dissipation plates 11 are arranged on the upper end face of the mounting plate 10, the heat dissipation plates 11 are fixedly connected through an iron rod 12, the upper end of the iron rod 12 penetrates through the end face of the uppermost heat dissipation plate 11, the lower end of the iron rod 12 penetrates through the end face of the lowermost heat dissipation plate 11 and is in fit connection with the upper end face of the mounting plate 10, a sleeve block 13 is fixedly connected to the top of the cylinder sleeve 1, an annular cushion 14 is fixedly connected to the upper end face of the sleeve block 13, an oil adjusting cylinder 15 is further arranged on the upper end face of the sleeve block 13, a pipeline is arranged in the oil adjusting cylinder 15, a fixed block 16 is fixedly connected to the outer side wall of the oil adjusting cylinder 15, a channel is formed in the fixed block 16, a first thread 17 is arranged on the wall of the channel, a fixed rod 18 is arranged in the channel, a second thread 19 is arranged on the outer side face of the fixed rod, the second thread 19 is in thread fit with the first thread 17, the left end of the fixed rod penetrates through the side wall of the oil adjusting cylinder 15 and extends into the oil adjusting cylinder 15, a fixed block 20, a fixed clamp is connected with a left end of the fixed block 21, and a left end of the oil clamp 23, and is connected with a telescopic sleeve 22, and a left end of the oil cylinder 15; be provided with arc oil pipeline 24 in the cover piece 13, mounting panel 10 fixedly connected with fixed column 25, the laminating of a fixed column 25 lateral wall and 2 lateral walls of piston is provided with pipeline 26 in the fixed column 25, and pipeline 26 cross-section is the L type, the one end of arc oil pipeline 24 communicates with each other with the pipeline in the oil adjusting barrel 15, and the other end wears to establish heating panel 11 and is connected with pipeline 26 upper end interface, seted up ventilation pipe 27 in the fixed column 25, ventilation pipe 27 one side is heat dissipation layer 28.
Specifically, the top of the connecting rod 3 is provided with a first through hole 29; the piston 2 is provided with a second through hole 30, the second through hole 30 penetrates through and is communicated with the hemispherical groove of the piston 2, the second through hole 30 is flush with the first through hole 29, and the piston 2 is rotatably connected with the connecting rod 3 through a piston pin; the middle part of the front end face of the connecting sleeve 4 is provided with a shaft groove 31, and the connecting sleeve 4 is rotatably sleeved with the driving component through the shaft groove 31; two sides of the lower end of the connecting sleeve 4 are concave and are respectively and fixedly connected with a screw rod 32, and an adjusting threaded sleeve 33 is sleeved on the screw rod 32; the front end face and the rear end face of the cylinder sleeve 1 are respectively fixedly connected with an installation block group 34, and the cylinder sleeve 1 is fixedly connected with a motorcycle component through the installation block group 34; be provided with two connection axle bushes 35 in the shaft groove 31, the both ends terminal surface of connecting between the axle bush 35 is laminated from top to bottom respectively, and two outer terminal surfaces of connecting axle bush 35 are laminated with shaft groove 31.
Specifically, the working method of the adjustable piston for the motorcycle comprises the following steps:
(1) the two gas rings are placed at a first gas ring groove 7 and a second gas ring groove 8 by using piston tongs, then the oil rings are placed at an oil groove 9 by using the piston tongs, a gap of the oil groove 9 corresponds to an oil groove hole, then one end of the connecting rod 3, which contains a first through hole 29, extends into the groove, so that a second through hole 30 is flush with the first through hole 29, a piston pin penetrates through the second through hole 30 and penetrates through the first through hole 29 to abut to the second through hole 30 at the rear end of the piston 2, and the piston 2 and the connecting rod 3 are in rotating fit; through the operation, the piston 2 and the connecting rod 3 are convenient to disassemble, and the connecting rod 3 is also convenient to transmit enough driving force to the piston 2, so that the gas ring and the oil ring on the piston 2 vertically rub the inner wall of the cavity in the cavity and generate a large amount of heat;
(2) the connecting rod 3 is downward provided with one end containing a connecting sleeve 4, two ends of two connecting bearing bushes 35 are respectively arranged in the shaft groove 31 in a vertically attaching mode, then the connecting sleeve 4 is rotatably sleeved with the driving assembly, the screw rod 32 is in threaded connection with the mounting assembly, the height of the screw rod 32 is adjusted through adjusting the threaded sleeve 33, and meanwhile, the piston 2 is adjusted; through the operation, the adaptability of the piston 2 assembly is added, for different types of motorcycles, the height of the adjusting screw sleeve 33 on the screw rod 32 can be controlled, the lower end of the screw rod 32 is inserted into the motorcycle mounting assembly, the fixing of the adjusting screw sleeve 33 on the connecting sleeve 4 is controlled, the engine assembly is inserted into the shaft groove 31, and the assembly is further fixed through the connecting bearing bush 35, so that the situation that parts are loosened during the operation of the piston 2 is avoided;
(3) firstly, coating part of engine oil in a cavity of a cylinder sleeve 1, then installing a piston 2 in the cavity, then connecting an annular cushion pad 14 with a cylinder assembly, butting a connector of an oil pipe of a motorcycle with a pipeline in the upper end of an oil adjusting cylinder 15, and leading gasoline into a pipeline to reach an oil groove 9 hole through an arc-shaped oil pipeline 24 and a pipeline 26; through the arrangement, the piston 2 is lubricated and more convenient to install when being installed under the action of engine oil, the piston 2 assembly vibrates when the piston 2 operates, and the arranged annular buffer cushion 14 avoids friction between the cylinder sleeve 1 and the upper end cylinder assembly, can play a role in shock absorption, and prolongs the service life of the cylinder sleeve 1;
(4) when the motorcycle is started, the connecting sleeve 4 is pulled by the driving assembly to move up and down, the connecting rod 3 drives the piston 2 to move up and down in the cavity of the cylinder sleeve 1 to provide power for the engine, when the power is insufficient, the knob 21 is tightened, the fixing rod 18 moves leftwards, the pressure of the pressing block 20 at the left end of the fixing rod 18 on the right end face of the telescopic sleeve 23 is increased, the pressing block 20 extrudes the telescopic sleeve 23, the inflow area of gasoline is increased, the gasoline in the engine is supplemented, and the power is increased; when the gasoline amount is insufficient in the running process, the knob 21 is unscrewed, the fixing rod 18 moves rightwards, the pressure of the pressing block 20 at the left end of the fixing rod 18 on the right end face of the telescopic sleeve 23 is reduced, the telescopic sleeve 23 is unfolded rightwards and attached to the left end of the fixing rod 18, the inflow area of gasoline is reduced, and the gasoline input amount to an engine is reduced; when the piston 2 faces different accidents of the motorcycle, the knob 21 can be loosened or tightened so as to adjust the gasoline quantity;
through the piston 2 that cylinder liner 1, piston 2, connecting rod 3 and adapter sleeve 4 combination formed, can adjust the petrol admission according to the engine power that actual engine required, when engine power is not enough, explain the volume that needs input to petrol and increase, if the in-process motorcycle oil mass of going is not enough, explain the volume that needs input to petrol and reduce, greatly reduced the consumption of fuel.
The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the invention as defined in the following claims.

Claims (8)

1. An adjustable piston for a motorcycle is characterized by comprising a cylinder sleeve (1), a piston (2), a connecting rod (3) and a connecting sleeve (4); a piston (2) is arranged in the cylinder sleeve (1), the inner side surface of the lower end of the piston (2) is a hemispherical groove, the lower end of the piston (2) extends out of the lower part of the cylinder sleeve (1), a connecting rod (3) is arranged below the piston (2), and the lower end of the connecting rod (3) is fixedly connected with a connecting sleeve (4);
the left side of the top end face of the piston (2) is provided with a first clamping groove (5), the right side of the top end face of the piston (2) is provided with a second clamping groove (6), the area of the groove face of the first clamping groove (5) is larger than that of the groove face of the second clamping groove (6), the side face of the piston (2) is sequentially provided with a first gas ring groove (7), a second gas ring groove (8) and an oil groove (9) from top to bottom, the groove face of the oil groove (9) is provided with a plurality of oil groove holes, and the oil groove holes are distributed at equal intervals and surround the groove face of the oil groove (9);
the cylinder sleeve is characterized in that a cavity is formed in the cylinder sleeve (1), the cavity is movably matched with the piston (2), a mounting plate (10) is arranged on the outer side of the bottom end of the cylinder sleeve (1), a plurality of heat dissipation plates (11) are arranged on the upper end face of the mounting plate (10), the heat dissipation plates (11) are fixedly connected through iron rods (12), the upper end of each iron rod (12) penetrates through the end face of the uppermost heat dissipation plate (11), the lower end of each iron rod (12) penetrates through the end face of the lowermost heat dissipation plate (11) and is attached to the upper end face of the mounting plate (10), a sleeve block (13) is fixedly connected to the top of the cylinder sleeve (1), an annular cushion (14) is fixedly connected to the upper end face of the sleeve block (13), an oil adjusting barrel (15) is further arranged on the upper end face of the sleeve block (13), a pipeline is formed in the oil adjusting barrel (15), a fixing block (16) is fixedly connected to the outer side wall of the oil adjusting barrel (15), a channel is formed in the fixed block (16), a first thread (17) is arranged on the wall of the channel, a fixing rod (18) is arranged in the channel, a second thread (19) penetrates through a second thread (19), and is connected with a pressing block (18) and penetrates through the left pressing block (18) and is connected with a left pressing block (15), the right end of the fixed rod (18) extends out of the fixed block (16) and is fixedly connected with a knob (21), the side wall of the oil mixing cylinder (15) is fixedly connected with two clamping blocks (22), an expansion sleeve (23) is arranged between the clamping blocks (22), and the left end of the expansion sleeve (23) is fixedly connected with the inner wall of the oil mixing cylinder (15); be provided with arc oil pipeline (24) in cover piece (13), mounting panel (10) fixedly connected with fixed column (25), a fixed column (25) lateral wall and piston (2) lateral wall laminating are provided with pipeline (26) in fixed column (25), and pipeline (26) cross-section is the L type, the one end of arc oil pipeline (24) communicates with each other with the pipeline in oil adjusting cylinder (15), and the other end wears to establish heating panel (11) and is connected with pipeline (26) upper end interface, seted up ventilation pipe (27) in fixed column (25), ventilation pipe (27) one side is heat dissipation layer (28).
2. An adjustable piston for motorcycles as claimed in claim 1, wherein said connecting rod (3) has a first through hole (29) formed at the top thereof.
3. An adjustable piston for motorcycles as claimed in claim 2, wherein said piston (2) defines a second through hole (30), said second through hole (30) communicating with the hemispherical recess of the piston (2) through, said second through hole (30) being flush with said first through hole (29), said piston (2) being rotatably connected to said connecting rod (3) by means of a wrist pin.
4. An adjustable piston for a motorcycle as claimed in claim 1, wherein the connecting sleeve (4) is provided with a shaft groove (31) in the middle of the front end surface.
5. An adjustable piston for motorcycles as claimed in claim 4, wherein said connecting sleeve (4) is concave at both sides of its lower end and is fixedly connected with a screw (32) respectively, and said screw (32) is sleeved with an adjusting threaded sleeve (33).
6. An adjustable piston for a motorcycle as claimed in claim 1, wherein the front and rear end faces of the cylinder sleeve (1) are respectively fixedly connected with a mounting block group (34).
7. An adjustable piston for a motorcycle according to claim 4, wherein two connecting bearing bushes (35) are arranged in the shaft groove (31), end faces at two ends between the connecting bearing bushes (35) are respectively attached up and down, and outer end faces of the two connecting bearing bushes (35) are attached to the shaft groove (31).
8. An adjustable piston for a motorcycle according to any one of claims 1 to 7, wherein the method of operating the piston comprises the steps of:
(1) the piston pliers are used for placing the two gas rings at a first gas ring groove (7) and a second gas ring groove (8), then the piston pliers are used for placing the oil rings at an oil groove (9), a gap of the oil groove (9) corresponds to an oil groove hole, then one end, containing a first through hole (29), of the connecting rod (3) extends into the groove, the second through hole (30) is flush with the hole of the first through hole (29), a piston pin penetrates through the second through hole (30) and penetrates through the first through hole (29) to abut against the second through hole (30) at the rear end of the piston (2), and the piston (2) is enabled to be matched with the connecting rod (3) in a rotating mode;
(2) one end of the connecting rod (3) containing the connecting sleeve (4) faces downwards, two ends of two connecting bearing bushes (35) are respectively placed in the shaft groove (31) in a vertically attaching connection mode, then the connecting sleeve (4) is rotatably sleeved with the driving assembly, the screw rod (32) is in threaded connection with the mounting assembly, the height of the screw rod (32) is adjusted through the adjusting screw sleeve (33), and meanwhile the piston (2) is adjusted;
(3) firstly, coating part of engine oil in a cavity of a cylinder sleeve (1), then installing a piston (2) in the cavity, then connecting an annular cushion pad (14) with a cylinder assembly, butting a connector of an oil pipe of a motorcycle with a pipeline in the upper end of an oil regulating cylinder (15), and leading the engine oil into a pipeline to reach an oil groove (9) hole through an arc-shaped oil pipeline (24) and a pipeline (26);
(4) when a motorcycle is started, the connecting sleeve (4) is pulled by the driving assembly to move up and down, the connecting rod (3) drives the piston (2) to move up and down in the cavity of the cylinder sleeve (1) to provide power for the engine, when the power is insufficient, the knob (21) is screwed tightly, the fixing rod (18) moves leftwards, the pressure of the pressing block (20) at the left end of the fixing rod (18) on the right end face of the telescopic sleeve (23) is increased, the telescopic sleeve (23) is extruded by the pressing block (20), the flowing area of gasoline is increased, the gasoline in the engine is supplemented, and the power is increased; when the gasoline amount is not enough in the driving process, the knob (21) is turned loose, the fixing rod (18) moves rightwards, the pressure of the pressing block (20) at the left end of the fixing rod (18) on the right end face of the telescopic sleeve (23) is reduced, the telescopic sleeve (23) is unfolded rightwards and attached to the left end of the fixing rod (18), the area of inflow of gasoline is reduced, and the amount of gasoline input into an engine is reduced.
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