CN103511572A - Transmission - Google Patents

Transmission Download PDF

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Publication number
CN103511572A
CN103511572A CN201310503127.0A CN201310503127A CN103511572A CN 103511572 A CN103511572 A CN 103511572A CN 201310503127 A CN201310503127 A CN 201310503127A CN 103511572 A CN103511572 A CN 103511572A
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CN
China
Prior art keywords
gear
tooth bar
piston
cylinder
point
Prior art date
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Pending
Application number
CN201310503127.0A
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Chinese (zh)
Inventor
唐坤亮
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Individual
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Individual
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Publication date
Application filed by Individual filed Critical Individual
Priority to CN201310503127.0A priority Critical patent/CN103511572A/en
Publication of CN103511572A publication Critical patent/CN103511572A/en
Priority to PCT/CN2014/072333 priority patent/WO2014187180A1/en
Pending legal-status Critical Current

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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
    • F16H19/00—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion
    • F16H19/02—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion
    • F16H19/04—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion comprising a rack
    • F16H19/043—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion comprising a rack for converting reciprocating movement in a continuous rotary movement or vice versa, e.g. by opposite racks engaging intermittently for a part of the stroke
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01B—MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
    • F01B9/00—Reciprocating-piston machines or engines characterised by connections between pistons and main shafts and not specific to preceding groups
    • F01B9/04—Reciprocating-piston machines or engines characterised by connections between pistons and main shafts and not specific to preceding groups with rotary main shaft other than crankshaft
    • F01B9/047—Reciprocating-piston machines or engines characterised by connections between pistons and main shafts and not specific to preceding groups with rotary main shaft other than crankshaft with rack and pinion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/32—Engines characterised by connections between pistons and main shafts and not specific to preceding main groups

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transmission Devices (AREA)

Abstract

The invention relates to the field of a motion conversion transmission and relates to a transmission. The transmission comprises a cylinder, a piston, a rack, a first gear, a second gear, a first linkage gear, a first shaft, a second linkage gear and a second shaft; one end of the rack is fixedly connected with the piston; the piston is arranged in the cylinder, and the other end of the rack is arranged outside the cylinder; one end of the first shaft is locked with the first gear, and the other end of the first shaft is locked with the first linkage gear; one end of the second shaft is locked with the second gear, and the other end of the second shaft is locked with the second linkage gear; the first linkage gear is meshed with the second linkage gear; when the piston operates from an uppermost point to a lowermost point, the rack only drives the first gear to rotate; when the piston operates from the lowermost point to the uppermost point, the rack only drives the second gear to rotate. The transmission disclosed by the invention not only can implement conversion from reciprocating motion of the piston to circular motion of the piston, but also has no transmission dead angle in the whole conversion process, has low energy loss and has high transmission efficiency of 99 percent.

Description

A kind of transmission device
Technical field
The present invention relates to motion conversion gearing apparatus field, in particular to a kind of transmission device rotatablely moving that to-and-fro motion is converted to.
Background technique
No matter being early stage steamer, still using now internal-combustion engine widely, is all that the thermal power transfer producing by fuel combustion is kinetic energy, completes acting process.The heat energy producing by fuel promotes reciprocating motion of the pistons, and then utilizes crank-connecting rod that to-and-fro motion is converted to circular movement, realizes the conversion of heat energy and kinetic energy.In this way to-and-fro motion is converted to circular movement, the convenient utilization of producing and living.In correlation technique, by the kind of drive of crank-connecting rod, to-and-fro motion is converted in the process of circular movement, while only having crank and connecting rod to turn to 90 degree or 270 to spend, transmission efficiency is the highest; And when the angle between crank and connecting rod is other angle, have energy loss; Particularly, when 0 degree or 180 is spent, transmission efficiency is 0.Due to this characteristic of the crank-connecting rod kind of drive, therefore the transmission efficiency of the crank-connecting rod kind of drive is low, only has 80% left and right.
Summary of the invention
The object of the present invention is to provide a kind of transmission device, to solve the above problems.
A kind of transmission device is provided in an embodiment of the present invention, has comprised cylinder, piston, tooth bar, the first gear, the second gear, the first linked gear, the first axle, the second linked gear and the second axle; One end of tooth bar is fixedly connected with piston; Piston is placed in cylinder, and the other end of tooth bar is placed in outside cylinder; First Zhou one end and the first wheel gear locking, its other end and the locking of the first linked gear; Second Zhou one end and the second wheel gear locking, its other end and the locking of the second linked gear; The first linked gear and the engagement of the second linked gear; Piston moves to it in the process of point to putting from cylinder, and tooth bar only drives the first gear to rotate; Piston moves in the process of extremely putting it down to point from cylinder, and tooth bar only drives the second gear to rotate.
A kind of transmission device of the above embodiment of the present invention, by being provided with the first gear, the second gear, the first gear, the second gear and the first linked gear, the first axle, the second linked gear and the second axle form transmission system.Due to the first linked gear and the engagement of the second linked gear, therefore extremely put and move to it in the process of point from cylinder when piston, rack drives the first gear rotates, now, the to-and-fro motion of piston, is circular movement by the first gear shift, by the first axle and/or the second axle, is exported; And piston is from the moving to it to the process of point down to point of cylinder, rack drives the second gear rotates, and now, the to-and-fro motion of piston, is circular movement by the second gear shift, by the first axle and/or the second axle, is exported.Design not only can realize and change the to-and-fro motion of piston into circular movement like this, and owing to having coordinated whole transfer process by the first gear, the second wheel and rack, therefore there is no transmission dead angle in whole transfer process, in whole transfer process, energy loss is little, transmission efficiency is high, can reach 99%.
Accompanying drawing explanation
Fig. 1 shows in transmission device provided by the invention piston at the structural representation of upper solstice;
Fig. 2 shows the structural representation of piston in the middle part of cylinder in transmission device provided by the invention;
Fig. 3 shows in transmission device provided by the invention piston at the structural representation of lower solstice;
Fig. 4 shows transmission device side-looking structural representation provided by the invention;
Fig. 5 shows the structure for amplifying schematic diagram of transmission device middle rack provided by the invention and slide rail;
Fig. 6 shows the structural representation that connecting rod crank is connected with transmission device.
Embodiment
Below by specific embodiment, also by reference to the accompanying drawings the present invention is described in further detail.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, a kind of transmission device that the present embodiment provides, comprises cylinder 1, piston 2, tooth bar 3, the first gear 5, the second gear 6, the first linked gear 9, the first axle 7, the second linked gear 10 and the second axle 8.One end of tooth bar 3 is fixedly connected with piston 2; Piston 2 is placed in cylinder 1, and the other end of tooth bar 3 is placed in outside cylinder 1.One end of the first axle 7 and the first gear 5 lockings, its other end and the first linked gear 9 lockings.One end of the second axle 8 and the second gear 6 lockings, its other end and the second linked gear 10 lockings.The first linked gear 9 and the second linked gear 10 engagements.Piston 2 moves to it in the process of point to putting from cylinder 1, and tooth bar 3 only drives the first gear 5 to rotate; Piston 2 moves in the process of extremely putting it down to point from cylinder 1, and tooth bar 3 only drives the second gear 6 to rotate.The transmission device that the present embodiment provides, forms transmission system by being provided with the first gear 5, the second gear 6, the first gears 5, the second gear 6 and the first linked gear 9, the first axle 7, the second linked gear 10 and the second axle 8.Due to the first linked gear 9 and the second linked gear 10 engagements, therefore when piston 2 moves to it in the process of point to putting from cylinder 1, tooth bar 3 drives the first gear 5 to rotate, now, the to-and-fro motion of piston 2, by the first gear 5, be converted to circular movement, by the first axle 7 and/or the second axle 8 outputs; And piston 2 is from the moving to it to the process of point down to point of cylinder 1, tooth bar 3 drives the second gears 6 to rotate, and now, the to-and-fro motion of piston 2, is converted to circular movement by the second gear 6, by the first axle 7 and/or the second axle 8 outputs.Design not only can realize and change the to-and-fro motion of piston 2 into circular movement like this, and owing to having coordinated whole transfer process by the first gear 5, the second gear 6 with tooth bar 3, therefore there is no transmission dead angle in whole transfer process, in whole transfer process, energy loss is little, transmission efficiency is high, can reach 99%.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 6, the transmission device that the present embodiment provides, one end of tooth bar 3 is fixedly connected with piston 2 is vertical.In prior art, the kind of drive connecting by crank, while rotating due to piston 2 connecting rod throw cranks, connecting rod and piston 2 are remaining an angle, cause piston 2 in high speed to-and-fro motion with cylinder 1 cylinder body You Yige inclination angle all the time; Although piston 2 pin designs are become to the modes such as eccentric shaft in design now, but can not eliminate the angle between piston 2 and cylinder body completely.Therefore can accelerate the wearing and tearing of cylinder body and piston 2, even can " engine knock " when serious, the working life of reducing motor.And the transmission device that the present embodiment provides, due to tooth bar 3 with piston 2 in whole transfer process, remain vertical, therefore effectively reduce the friction between piston 2 and cylinder 1 cylinder body, eliminate the vibrations that the swing of crank brings to motor, extended the working life of motor.Furthermore, in the present embodiment, the first gear 5 and the second gear 6 can be half side gear, and the first gear 5 has the top circle girth of toothed portion, the top circle girth that the second gear 6 has toothed portion all to equate with the stroke of cylinder 1.Piston 2 moves to it in the process of point to putting from cylinder 1, and tooth bar 3 only meshes with the first gear 5; Piston 2 moves in the process of extremely putting it down to point from cylinder 1, and tooth bar 3 only meshes with the second gear 6.When piston 2 from cylinder 1 to point to it down to when operation, the first gear 5 just meshes with tooth bar 3, and the second gear 6 just separates with tooth bar 3.Piston 2 to cylinder 1 in the process of an operation, due to tooth bar 3 all the time with the first gear 5 engagement, therefore the first gear 5 rotating drives the second gears 6 to rotate backward by the first axle 7, the first linked gear 9, the second axle 8 and the second linked gear 10; When piston 2 moves to the lower solstice of cylinder 1, the first gear 5 just separates with tooth bar 3, and now, the second gear 6 contacts with tooth bar 3, thereby complete piston 2, from cylinder 1, moves to it down to the whole process of point to point.In like manner, when piston 2 from cylinder 1 down to point, move to solstice, the second gear 6 just meshes with tooth bar 3, and the first gear 5 just separates with tooth bar 3.Piston 2 is upper to the process of some operation to cylinder 1, because tooth bar 3 meshes with the second gear 6 all the time, therefore the second gear 6 rotating drives the first gear 5 to rotate backward by the second axle 8, the second linked gear 10, the first axle 7 and the first linked gear 9; When piston 2 moves to the upper solstice of cylinder 1, the second gear 6 just separates with tooth bar 3, and now, the first gear 5 contacts with tooth bar 3, thereby complete piston 2, from cylinder 1, down to point, moving to it whole process to point.Alternately meshing with tooth bar 3 of such the first gear 5 and the second gear 6, completes the to-and-fro motion of piston 2 is converted to circular movement.By the first gear 5 and the second gear 6 are designed to half side gear, not only can realize the to-and-fro motion of piston 2 is converted to circular movement, and transfer process energy loss is little, transmission efficiency is high.If the first gear 5 and the second gear 6 are half side gear, the present embodiment can also comprise connecting rod crank 13, connecting rod crank 13 one end and tooth bar 3 are rotationally connected away from one end of cylinder 1, and the rotation semi-perimeter of connecting rod crank 13 equates with the stroke of cylinder 1, for the stroke of auxiliary control piston 2.By being provided with connecting rod crank 13, can improve the precision of control piston 2 strokes.Because connecting rod crank 13 does not have power transmission, therefore it does not have energy loss, can not reduce the transmission efficiency of the transmission device that the present embodiment provides.In addition, the first gear 5 and the second gear 6 also can be ratchet, and the first gear 5 and the second gear 6 direction of rotation.Piston 2 moves to it in the process of point to putting from cylinder 1, and tooth bar 3 only drives the first gear 5 to rotate; Piston 2 moves in the process of extremely putting it down to point from cylinder 1, and tooth bar 3 only drives the second gear 6 to rotate.Because the first gear 5 and the second gear 6 are ratchet, therefore whether it does not need the external diameter of considering the first gear 5 and the second gear 6 to equate with the stroke of cylinder 1.Direction of rotation due to the first gear 5 and the second gear 6, therefore piston 2 is extremely put to it in a running from cylinder 1, tooth bar 3 drives the first gear 5 to rotate, and the second gear 6 is due to the character of its one-way rotation, therefore it can not rotate, the circular movement that the first gear 5 produces is by the first axle 7 or the second axle 8 outputs.On the contrary, when piston 2 is from the moving to down to point to the process of point of cylinder 1, tooth bar 3 drives the second gears 6 to rotate, and the first gear 5 is due to the character of its one-way rotation, can not rotate, the circular movement that the second gear 6 produces is by the first axle 7 or the second axle 8 outputs.By the first gear 5 and the second gear 6 are designed to ratchet, can realize the to-and-fro motion of piston 2 is converted to circular movement equally; What is more important, can reduce manufacture cost and the manufacture difficulty of this device.
As shown in Figure 1 and Figure 5, the transmission device that the present embodiment provides, also comprises slide rail 4, and one end of tooth bar 3 is through slide rail 4, and tooth bar 3 can be in slide rail 4, and the direction of extending along slide rail 4 is slided.By being provided with slide rail 4, can improving the stability of tooth bar 3 in running, thereby improve the stability in use energy of the transmission device integral body that the present embodiment provides.In addition, on tooth bar 3, in the direction of extending along tooth bar 3, be provided with slide block 11, be provided with the chute 12 coordinating with slide block 11 on slide rail 4, slide block 11 is placed in described chute 12.By being provided with slide block 11 and chute 12, not only manufacturing process is simple, and can effectively prevent that tooth bar 3 from departing from to-and-fro motion at a high speed from slide rail 4, further improved the stability in use energy of this device.
The transmission device that the present embodiment provides, simple in structure, power transmission efficiency is high, piston 2 is little with cylinder 1 wearing and tearing.This application of installation, in other transmission transfer process, can be improved to transmission efficiency.Especially be applied in internal-combustion engine, can significantly improve combustion engine powered delivery efficiency, approximately 20% left and right; And can effectively extend working life of motor.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.

Claims (7)

1. a transmission device, is characterized in that, comprises cylinder, piston, tooth bar, the first gear, the second gear, the first linked gear, the first axle, the second linked gear and the second axle; One end of described tooth bar is fixedly connected with described piston; Described piston is placed in described cylinder, and the other end of described tooth bar is placed in outside described cylinder; Described first Zhou one end and described the first wheel gear locking, its other end and described the first linked gear locking; Described second Zhou one end and described the second wheel gear locking, its other end and described the second linked gear locking; Described the first linked gear and described the second linked gear engagement; Described piston moves to it in the process of point to putting from described cylinder, and described tooth bar only drives described the first gear to rotate; Described piston moves in the process of extremely putting it down to point from described cylinder, and described tooth bar only drives described the second gear to rotate.
2. transmission device according to claim 1, is characterized in that, one end of described tooth bar is fixedly connected with described piston is vertical.
3. transmission device according to claim 2, it is characterized in that, described the first gear and described the second gear are half side gear, and described the first gear has the top circle girth of toothed portion, described the second gear to have the top circle girth of toothed portion all to equate with the stroke of described cylinder; Described piston moves to it in the process of point to putting from described cylinder, and described tooth bar only meshes with described the first gear; Described piston moves in the process of extremely putting it down to point from described cylinder, and described tooth bar only meshes with described the second gear.
4. transmission device according to claim 2, is characterized in that, described the first gear and described the second gear are ratchet, and described the first gear and described the second gear direction of rotation; Described piston moves to it in the process of point to point from described cylinder, and the first gear rotates described in described rack drives; Described piston moves to it to the process of point down to point from described cylinder, and the second gear rotates described in described rack drives.
5. transmission device according to claim 2, is characterized in that, also comprises slide rail, and one end of described tooth bar is through described slide rail, and described tooth bar can be in described slide rail, and the direction of extending along described slide rail is slided.
6. transmission device according to claim 5, is characterized in that, on described tooth bar, in the direction of extending along described tooth bar, is provided with slide block, is provided with the chute coordinating with described slide block on described slide rail, and described slide block is placed in described chute.
7. transmission device according to claim 3, it is characterized in that, also comprise connecting rod crank, one end of described connecting rod crank and described tooth bar are rotationally connected away from one end of described cylinder, the rotation semi-perimeter of described connecting rod crank equates with the stroke of described cylinder, for the auxiliary stroke of controlling described piston.
CN201310503127.0A 2013-05-23 2013-10-23 Transmission Pending CN103511572A (en)

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Application Number Priority Date Filing Date Title
CN201310503127.0A CN103511572A (en) 2013-05-23 2013-10-23 Transmission
PCT/CN2014/072333 WO2014187180A1 (en) 2013-05-23 2014-02-20 Transmission device

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Application Number Priority Date Filing Date Title
CN201310213782 2013-05-23
CN201310213782.2 2013-05-23
CN201310503127.0A CN103511572A (en) 2013-05-23 2013-10-23 Transmission

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Cited By (17)

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Publication number Priority date Publication date Assignee Title
CN104097894A (en) * 2014-08-01 2014-10-15 安徽瑞祥工业有限公司 Automatic ascending and descending roller bed
WO2014187180A1 (en) * 2013-05-23 2014-11-27 Tang Kunliang Transmission device
CN104791441A (en) * 2015-04-21 2015-07-22 何鹏 Power mechanism
CN105484709A (en) * 2015-12-21 2016-04-13 中国石油天然气股份有限公司 Sand-blast perforator
CN105485280A (en) * 2015-12-10 2016-04-13 深圳市圣铂纳家电有限责任公司 Power transmission mechanism and power device
CN106402305A (en) * 2016-11-26 2017-02-15 广西大学 Mechanical direction switching mechanism for rack
CN106438892A (en) * 2016-11-10 2017-02-22 重庆马谷纤维新材料有限公司 Protection device of fiber production equipment
CN106948938A (en) * 2017-02-21 2017-07-14 浙江大学 A kind of pancake engine structure
CN108482954A (en) * 2018-05-15 2018-09-04 山西师范大学 A kind of feeding device
CN110052329A (en) * 2019-04-26 2019-07-26 南京工业职业技术学院 A kind of machine tool lubrication oil waste oil recycling filter device
CN110920014A (en) * 2019-10-08 2020-03-27 江西省得一康管业有限公司 Preparation method and detection equipment of MPVE corrugated pipe with point contact high-resistance characteristic
CN111473520A (en) * 2019-01-24 2020-07-31 宁波方太厨具有限公司 Gas distributor and gas water heater applying same
CN111473521A (en) * 2019-01-24 2020-07-31 宁波方太厨具有限公司 Gas distributor and gas water heater applying same
CN112780407A (en) * 2020-12-31 2021-05-11 东风汽车集团有限公司 Low-friction low-vibration engine
CN113439962A (en) * 2020-03-27 2021-09-28 青岛海尔电冰箱有限公司 Automatic door opening and closing device and refrigerator
CN113758139A (en) * 2021-09-27 2021-12-07 Tcl家用电器（合肥）有限公司 Refrigerator with a door
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Publication number Priority date Publication date Assignee Title
WO2014187180A1 (en) * 2013-05-23 2014-11-27 Tang Kunliang Transmission device
CN104097894B (en) * 2014-08-01 2016-09-07 安徽瑞祥工业有限公司 A kind of automatic lifting roller bed
CN104097894A (en) * 2014-08-01 2014-10-15 安徽瑞祥工业有限公司 Automatic ascending and descending roller bed
CN104791441A (en) * 2015-04-21 2015-07-22 何鹏 Power mechanism
CN105485280A (en) * 2015-12-10 2016-04-13 深圳市圣铂纳家电有限责任公司 Power transmission mechanism and power device
CN105484709B (en) * 2015-12-21 2018-10-16 中国石油天然气股份有限公司 Sand blasting perforator
CN105484709A (en) * 2015-12-21 2016-04-13 中国石油天然气股份有限公司 Sand-blast perforator
CN106438892A (en) * 2016-11-10 2017-02-22 重庆马谷纤维新材料有限公司 Protection device of fiber production equipment
CN106402305A (en) * 2016-11-26 2017-02-15 广西大学 Mechanical direction switching mechanism for rack
CN106948938B (en) * 2017-02-21 2019-07-30 浙江大学 A kind of pancake engine structure
CN106948938A (en) * 2017-02-21 2017-07-14 浙江大学 A kind of pancake engine structure
CN108482954A (en) * 2018-05-15 2018-09-04 山西师范大学 A kind of feeding device
CN111473520A (en) * 2019-01-24 2020-07-31 宁波方太厨具有限公司 Gas distributor and gas water heater applying same
CN111473521A (en) * 2019-01-24 2020-07-31 宁波方太厨具有限公司 Gas distributor and gas water heater applying same
CN111473520B (en) * 2019-01-24 2021-12-03 宁波方太厨具有限公司 Gas distributor and gas water heater applying same
CN111473521B (en) * 2019-01-24 2022-03-18 宁波方太厨具有限公司 Gas distributor and gas water heater applying same
CN110052329A (en) * 2019-04-26 2019-07-26 南京工业职业技术学院 A kind of machine tool lubrication oil waste oil recycling filter device
CN110920014B (en) * 2019-10-08 2022-03-15 江西省得一康管业有限公司 Preparation method and detection equipment of MPVE corrugated pipe with point contact high-resistance characteristic
CN110920014A (en) * 2019-10-08 2020-03-27 江西省得一康管业有限公司 Preparation method and detection equipment of MPVE corrugated pipe with point contact high-resistance characteristic
CN113439962A (en) * 2020-03-27 2021-09-28 青岛海尔电冰箱有限公司 Automatic door opening and closing device and refrigerator
CN113439962B (en) * 2020-03-27 2022-11-29 青岛海尔电冰箱有限公司 Automatic door opening and closing device and refrigerator
CN112780407A (en) * 2020-12-31 2021-05-11 东风汽车集团有限公司 Low-friction low-vibration engine
CN113758139A (en) * 2021-09-27 2021-12-07 Tcl家用电器（合肥）有限公司 Refrigerator with a door
CN114019097A (en) * 2021-10-08 2022-02-08 利晟（杭州）科技有限公司 Industrial park air quality automatic monitoring device and system

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