WO2008039105A1 - Convertisseur de mouvement - Google Patents

Convertisseur de mouvement Download PDF

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Publication number
WO2008039105A1
WO2008039105A1 PCT/RU2007/000487 RU2007000487W WO2008039105A1 WO 2008039105 A1 WO2008039105 A1 WO 2008039105A1 RU 2007000487 W RU2007000487 W RU 2007000487W WO 2008039105 A1 WO2008039105 A1 WO 2008039105A1
Authority
WO
WIPO (PCT)
Prior art keywords
crank
shaft
slider
converter according
drive
Prior art date
Application number
PCT/RU2007/000487
Other languages
English (en)
Russian (ru)
Inventor
Andrey Yuryevich Timokhin
Original Assignee
Andrey Yuryevich Timokhin
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Andrey Yuryevich Timokhin filed Critical Andrey Yuryevich Timokhin
Publication of WO2008039105A1 publication Critical patent/WO2008039105A1/fr

Links

Classifications

    • 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
    • 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
    • F01B9/02—Reciprocating-piston machines or engines characterised by connections between pistons and main shafts and not specific to preceding groups with crankshaft
    • 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
    • F16H21/00—Gearings comprising primarily only links or levers, with or without slides
    • F16H21/10—Gearings comprising primarily only links or levers, with or without slides all movement being in, or parallel to, a single plane
    • F16H21/16—Gearings comprising primarily only links or levers, with or without slides all movement being in, or parallel to, a single plane for interconverting rotary motion and reciprocating motion
    • F16H21/18—Crank gearings; Eccentric gearings
    • F16H21/22—Crank gearings; Eccentric gearings with one connecting-rod and one guided slide to each crank or eccentric
    • F16H21/32—Crank gearings; Eccentric gearings with one connecting-rod and one guided slide to each crank or eccentric with additional members comprising only pivoted links or arms

Definitions

  • the invention relates to mechanisms for converting reciprocating motion into rotational motion and vice versa, and can be used in piston engines, reciprocating pumps and compressors.
  • crankshaft has four support journals, located in pairs in the bearings of the cranks to prevent distortions of the system.
  • SUBSTITUTE SHEET (RULE 26) rotate, for example, due to other drives.
  • a pair of eccentrics with multidirectional eccentricity and counterweights to them are placed on the rod neck of the crankshaft on sliding bearings.
  • the eccentrics are located in the holes framed by the hub in the middle of the piston rods.
  • Guide for the piston rods are the inner surface of the middle part of the crankcase.
  • the listed components form an engine module, and the engine can be equipped with one or more modules.
  • the engine is equipped with a gearbox, which is placed in a sectional control housing for gas distribution systems and is kinematically connected with them.
  • the task to which the claimed invention is directed is to, using the well-known principles of designing motion converters, develop the design of a controlled mechanism, i.e. a mechanism capable, in particular, of stopping the transformation or changing the direction of movement of parts while maintaining the ability of the shaft to rotate, for example, due to other drives without the use of eccentrics.
  • a controlled mechanism i.e. a mechanism capable, in particular, of stopping the transformation or changing the direction of movement of parts while maintaining the ability of the shaft to rotate, for example, due to other drives without the use of eccentrics.
  • crank-free mechanism based on cranks is equipped with a device that provides transmission of movement between the elements of rotational and translational motion, and with a device capable of blocking reciprocally in one mode of operation
  • SUBSTITUTE SHEET (RULE 26) translational motion, in particular, to fix the slider in a fixed position, while maintaining the possibility of rotation at the shaft, in the second mode of operation, to ensure the above transmission of motion.
  • the invention consists in the following.
  • a controlled crank motion transducer i.e., a mechanism for converting reciprocating motion into rotational and vice versa, includes at least two cranks having the same radius, and the spike of one crank serves as the axis of rotation of the second crank pivotally connected to the slider , characterized in that it further comprises a controllable locking device configured to lock the reciprocating drive when activated, in the particular case by fixing the floor Zuna mechanical pin-valve or core of the solenoid, while maintaining the possibility of rotation of the shaft.
  • Cranks 3 and 4 have the same radius, which in figure 1 is indicated by the letter R.
  • the controlled crank motion transducer includes a slider 5, capable of reciprocating movements along the guides 6 and having a swivel connection with the crank 1.
  • the spike 4 of the crank 2 serves as the axis of rotation of the crank 1.
  • the cranks 1 and 2 have the same radius R.
  • the crank 2 is rigidly fixed to the shaft 7.
  • the controlled crank motion converter differs from the prototype in that it contains a controlled locking device 10 configured to lock the drive back in one operation mode translational movement, in the particular case - by fixing the slider (see figure 4) while maintaining the shaft rotation, in the second mode of operation - do not affect the functioning of the slider and, accordingly, the conversion of movement (see figure 2) and the mechanism does not contain eccentrics.
  • the slider 5 and the piston 9 are presented as separate elements connected by a rod 8, however, there are no obstacles for combining them into a single unit that eliminates the rod 8.
  • SUBSTITUTE SHEET (RULE 26) to increase the efficiency during the interaction of parts, additional elements can be used, for example, bearings, which replace sliding friction by rolling friction, including when the slide interacts with the guides.
  • bearings which replace sliding friction by rolling friction, including when the slide interacts with the guides.
  • the mechanism is shown in the upright position of the piston 9 on the rod 8, but the operation of the mechanism, in particular, is possible both in the horizontal position and with the opposed pistons.
  • a characteristic design feature of the controlled crank transducer is the presence of a device designed to disable / enable motion conversion by the mechanism while maintaining the possibility of rotation of the shaft due to other drives, mainly of a similar design.
  • the fixing device and in this example this device, which fixes the slider in a stationary position, can work due to the interaction of mechanical, electrical, pneumatic, hydraulic, magnetic elements or their combinations, and have a manual, semi-automatic or automatic control system, i.e. . drive unit.
  • figures 2, 4, 7, 8 show a mechanical element 10 capable of fixing the slider in a fixed position.
  • the figure 1 shows a side view of the mechanism with a cut in the center.
  • the figure 2 shows a controlled crank transducer, while giving a front view with a cut in the center.
  • the element 10 does not fix the slider 5, and he is able to make reciprocating movements along the guides 6.
  • the figure 3 shows a section showing the position
  • Figure 4 also shows a controlled crank motion converter (front view with a cut in the center), but element 10 in this case fixes the slider 5 in a fixed position, however, the crank 2 and, accordingly, the shaft 7 on which it is rigidly fixed (visible in figure 5) retains ability to make rotational movements due to other drives.
  • the figure 5 shows a side view of the mechanism with a cut in the center in the position when the axis of rotation of the spikes 3 and 4 of the cranks 1 and 2 match.
  • the controlled crank motion converter shown in figures 1-9 operates as follows.
  • the slider 5 informs the crank 1 of the rotational movement, the crank 1, rotating around the axis of the stud Z, transfers the rotational motion of the opposite direction to the crank 2.
  • the crank 2 transmits a rotational movement to the shaft 7.
  • the controlled locking device 10 is configured to, when activated, lock the reciprocating drive by fixing the slider 5. As shown in figure 4, the slider is not able to make a reciprocating
  • a controlled locking device which is shown in FIG. 4 as an example of a mechanical element 10, is capable of fixing a reciprocating drive, in a particular case by fixing a slide, while maintaining rotation on the shaft when the axis of rotation of the spikes 3 and 4 of the cranks 1 and 2 match.
  • the slider 5 is not able to perform reciprocating movements. When this shaft 7 can rotate in a swivel between the crank 1 and the slider 5 due to external drives.
  • the drive of the reciprocating motion in the controlled crank motion converter can be turned off.
  • the mechanical element 10 ceases to fix the slider 5, i.e. took a position that does not impede the movement of the slider (see mechanical element 10 in figure 2).
  • the slider 5 should be informed of the progressive movement, removing it from a static state. Such movement can be reported to the slider due to the action of, for example, gravity in its vertical position, an external drive, for example, using a pusher.
  • SUBSTITUTE SHEET (RULE 26) to communicate translational motion to other parts or mechanisms of the machine.
  • figure 11 shows the process of removing the slider 5 from a static position using the pusher 12 in the form of a cam shaft.
  • This mechanism works as follows.
  • the cam shaft 12 is able to rotate both clockwise and in the opposite direction due to an external drive, see view 11.1.
  • the slider 5 is provided with a spike 13, which serves as a counterpart to the cam shaft 5.
  • the cam shaft 12 abuts against the spike 13 of the slider 5, see view 11.2. Since the slider 5 is not fixed, it is informed of the translational movement (see view 11.3), which will be continued due to the interaction of other parts of the motion transducer, which are not visible in figure 11.
  • the cam shaft 12 after communicating to the slider 5 of the translational movement takes a position that does not impede the reciprocating movement of the slider (see view 11.4).
  • the reciprocating motion of the opposite direction may be notified to the slider.
  • the options for the operation of the pusher depend on the features of the device, which includes a controlled crank motion converter.
  • the figure 12 shows the pushers with a working body in the form of a rod 14.
  • the rods 14 are capable of reciprocating due to external drives (see view 12.1).
  • the rod 14 when communicating to the lower rod 14 of the translational motion, he is able, by touching the lower part of the slider to inform the translational movement (see view 12.2).
  • the rod 14 after the message to the slider 5 of the translational movement is in a position not
  • the pushers it is possible to perform the functions of both fixing the slider for disabling the reciprocating drive and the function of removing the slider from a static state, i.e. turning on the corresponding drive.
  • the pusher can work due to the interaction of mechanical, electrical, pneumatic, hydraulic, magnetic elements or their combinations, and have a manual, semi-automatic or automatic control system.
  • the mechanical locking element may have a more complex cross-sectional shape, for example, having a chamfer on the inner surface of that part of the locking element that first comes into contact with the slider when it is fixed.
  • the slider can also be equipped with similar counter chamfers.
  • wedge-shaped or conical surfaces that provide the necessary
  • SUBSTITUTE SHEET (RULE 26) accuracy of joints with increased tolerances of parts or their wear during operation can also be used in the design of the fixing element.
  • An example of fixing the slider by means of the wedge-shaped surfaces of the mechanical element 10 is depicted in figure 10.
  • a connecting shaft can be used that fixes the position of the cranks with gears, similar to the solution used in an engine protected by copyright certificate [2].
  • gears can be used for this purpose, for example a chain gear, a worm gear, a belt gear, including a gear belt gear, a friction gear, etc.
  • the details of the above mechanical gears can be integral with the shaft or have a detachable connection with the shaft, eliminating the possibility of their rotation relative to the shaft, such as a key or splined connection.
  • a shaft with a cross-section other than round can be used.
  • the shaft may be square in cross-section or have a more complex cross-sectional shape.
  • figure 6 shows a controlled crank motion converter with a connecting shaft 11
  • SUBSTITUTE SHEET (RULE 26) which is connected to the crank 2 by gearing. View from the side with a slit in the center.
  • the figure 7 shows a controlled crank transducer with a connecting shaft 11, a front view with a cut in the center. Moreover, the element 10 does not fix the slider 5, and he is able to make reciprocating movements along the guides 6
  • Figure 8 also shows a controlled crank motion converter with a connecting shaft 11 (front view with a cut in the center), but the element 10 in this case fixes the slider 5 in a fixed position, but the cranks 1 and 2 and, accordingly, the shafts 7 and 11 retain the ability to rotate movements due to other drives.
  • the shaft 11 is located in the lower part of the mechanism, however, there are no obstacles for its location above and away from the slide. Such a solution may be necessary when using opposed pistons.
  • SUBSTITUTE SHEET (RULE 26) the crank 1, connected by a common spike form a crankshaft, the end necks of which are the spikes of the cranks 2, rigidly mounted on the shafts 7.
  • the pair of cranks 1 (crankshaft) has an articulation with a slider 5.
  • the mechanism has a connecting shaft 11, which fixes the position by means of gear wheels cranks 2 relative to each other.
  • This controllable crank converter is characterized in that it comprises a controllable locking device 10 configured to fix the reciprocating drive in one operation mode, in the particular case by fixing the slide, (see figure 8) while maintaining the rotation possibility in the shaft, the second mode of operation is not to affect the operation of the slider and, accordingly, the movement transformation (see figure 7) and the mechanism does not contain eccentrics.
  • the view from the left with a cut in the center is also shown in figure 7.
  • crank 2 is in the form of a gear, however, the gear can be mounted on the shaft 7 separately from the crank and the crank 2 can be in the form of a lever, similar to crank 1.
  • a fundamentally new element that distinguishes the claimed design from analogues and prototype is the lack of eccentrics and the ability to control the conversion of motion to stop or change the direction of movement of the parts of the mechanism while maintaining the ability of the shaft to rotate, for example, due to other drives. That makes it possible, for example, to lock and connect individual mechanisms driven by a single shaft or leading a single shaft.
  • the drive i.e. the control system of the locking device of the converter can be manual, semi-automatic and automatic, built, for example, using microprocessor technologies. It seems appropriate, when using a controlled motion converter, for example, in a piston engine, so that the motion converter control device has control logically interconnected with the operation of other piston engine or vehicle systems in which this engine is installed as a drive.
  • a technical diagnostic system can be built into a controlled crank motion transducer to detect and localize defects in mechanism parts, to predict possible deviations in their operating modes or conditions. It is preferable to design a diagnostic system using microprocessor technologies and measuring transducers, i.e., sensors, of various nature.
  • the constructed rodless motors compared to similar crank motors of equal power have several times smaller dimensions, "therefore, it is possible, using the claimed invention, to create an engine by minimizing one of its three dimensions: or height, or length or width.
  • controlled motion converter of the claimed design can be applied, for example:
  • piston pumps and compressors for changing performance when operating from a single rotation drive, for example, from a single engine.
  • SUBSTITUTE SHEET (RULE 26) the ability to disable mechanisms for working bodies. For example, in a feed briquetter, this mechanism can be used to drive the stamp of briquette chambers.
  • hydraulic and pneumatic engines in energy conversion devices, for example, for removing power from the pistons of a machine that converts the energy of a fluid flow into the mechanical energy of a driven unit such as a shaft or rod.
  • SUBSTITUTE SHEET (RULE 26) additional mechanical connections of known construction imposing certain restrictions, for example, allowing the rotation of cranks 1 and 2 only in mutually opposite directions with an unsecured reciprocating drive (see additional Fig. 13). Accordingly, when fixing the reciprocating drive, i.e. activation of element 10, such links (hereinafter referred to as the “limiter”) must be switched off and not prevent the rotation of cranks 1 and 2 in one direction. Structurally, such a limiter is made of well-known elements, for example, in the form of a carriage (not shown in Fig.
  • FIG. 13 shows one of the possible options for embedding such a limiter, where the guiding surface 133 through an additional spike 132 (or carriage) prevents the crank 1 from turning clockwise. Cranks are in the position when the axes of their spikes coincide. Slider 5 in FIG. 13 is not shown, but the direction of its movement is indicated by arrow 131.
  • the guide surface 133 can move (for example, left or right) and come out of contact with

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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)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)

Abstract

L'invention concerne un dispositif pour convertir le mouvement en va-et-vient en mouvement rotatif et vice versa. Il comprend au moins deux manivelles possédant le même rayon; le tourillon d'une des manivelle est utilisé comme axe de rotation de la deuxième manivelle; le tourillon de cette manivelle est relié à un coulisseau qui se distingue en ce qu'il contient un dispositif d'arrêt qui permet en fonctionnement de fixer l'entraînement du mouvement en va-et-vient tout en gardant la possibilité de rotation de l'arbre.
PCT/RU2007/000487 2006-09-27 2007-09-12 Convertisseur de mouvement WO2008039105A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
RU2006134307 2006-09-27
RU2006134307/11A RU2329421C1 (ru) 2006-09-27 2006-09-27 Преобразователь движения

Publications (1)

Publication Number Publication Date
WO2008039105A1 true WO2008039105A1 (fr) 2008-04-03

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PCT/RU2007/000487 WO2008039105A1 (fr) 2006-09-27 2007-09-12 Convertisseur de mouvement

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RU (1) RU2329421C1 (fr)
WO (1) WO2008039105A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMO20090114A1 (it) * 2009-05-05 2010-11-05 Davide Madrigali Macchina che compie un lavoro utile con uno nuovo dispositivo meccanico che aumenta il momento torcente in modo rilevante.

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2466284C1 (ru) * 2011-03-15 2012-11-10 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Балтийская государственная академия рыбопромыслового флота" Оппозитный двигатель внутреннего сгорания

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2107204C1 (ru) * 1995-10-04 1998-03-20 Леонид Павлович Белкин Бесшатунный механизм для преобразования возвратно-поступательного движения во вращательное поршневой машины
RU2212552C1 (ru) * 2002-02-21 2003-09-20 Голубков Евгений Петрович Бесшатунный модульный поршневой двигатель внутреннего сгорания с силовым механизмом эксцентрикового типа
US6631671B1 (en) * 1999-03-09 2003-10-14 Aleksey Feliksovich Vool Piston-type machine with conrod-free mechanism
DE10242228A1 (de) * 2002-09-12 2004-03-25 Daimlerchrysler Ag Schubkurbelsystem

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2107204C1 (ru) * 1995-10-04 1998-03-20 Леонид Павлович Белкин Бесшатунный механизм для преобразования возвратно-поступательного движения во вращательное поршневой машины
US6631671B1 (en) * 1999-03-09 2003-10-14 Aleksey Feliksovich Vool Piston-type machine with conrod-free mechanism
RU2212552C1 (ru) * 2002-02-21 2003-09-20 Голубков Евгений Петрович Бесшатунный модульный поршневой двигатель внутреннего сгорания с силовым механизмом эксцентрикового типа
DE10242228A1 (de) * 2002-09-12 2004-03-25 Daimlerchrysler Ag Schubkurbelsystem

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMO20090114A1 (it) * 2009-05-05 2010-11-05 Davide Madrigali Macchina che compie un lavoro utile con uno nuovo dispositivo meccanico che aumenta il momento torcente in modo rilevante.

Also Published As

Publication number Publication date
RU2329421C1 (ru) 2008-07-20
RU2006134307A (ru) 2008-04-20

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