EP3237727B1 - Druckluftmotor und pumpe mit einem solchen druckluftmotor - Google Patents

Druckluftmotor und pumpe mit einem solchen druckluftmotor Download PDF

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Publication number
EP3237727B1
EP3237727B1 EP15817872.3A EP15817872A EP3237727B1 EP 3237727 B1 EP3237727 B1 EP 3237727B1 EP 15817872 A EP15817872 A EP 15817872A EP 3237727 B1 EP3237727 B1 EP 3237727B1
Authority
EP
European Patent Office
Prior art keywords
valve
motor
piston
stem
housing
Prior art date
Legal status (The legal status 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 status listed.)
Not-in-force
Application number
EP15817872.3A
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English (en)
French (fr)
Other versions
EP3237727A1 (de
Inventor
Benoit BATLLO
Boussif KHALDI
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Exel Industries SA
Original Assignee
Exel Industries SA
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Filing date
Publication date
Application filed by Exel Industries SA filed Critical Exel Industries SA
Publication of EP3237727A1 publication Critical patent/EP3237727A1/de
Application granted granted Critical
Publication of EP3237727B1 publication Critical patent/EP3237727B1/de
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • F01B11/00—Reciprocating-piston machines or engines without rotary main shaft, e.g. of free-piston type
    • F01B11/001—Reciprocating-piston machines or engines without rotary main shaft, e.g. of free-piston type in which the movement in the two directions is obtained by one double acting piston motor
    • 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
    • F01B17/00—Reciprocating-piston machines or engines characterised by use of uniflow principle
    • F01B17/02—Engines
    • F01B17/025—Engines using liquid air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L21/00—Use of working pistons or pistons-rods as fluid-distributing valves or as valve-supporting elements, e.g. in free-piston machines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L21/00—Use of working pistons or pistons-rods as fluid-distributing valves or as valve-supporting elements, e.g. in free-piston machines
    • F01L21/04—Valves arranged in or on piston or piston-rod
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L23/00—Valves controlled by impact by piston, e.g. in free-piston machines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B7/00—Piston machines or pumps characterised by having positively-driven valving
    • F04B7/04—Piston machines or pumps characterised by having positively-driven valving in which the valving is performed by pistons and cylinders coacting to open and close intake or outlet ports
    • F04B7/06—Piston machines or pumps characterised by having positively-driven valving in which the valving is performed by pistons and cylinders coacting to open and close intake or outlet ports the pistons and cylinders being relatively reciprocated and rotated
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
    • F01L2003/25—Valve configurations in relation to engine
    • 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/08—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/14—Pistons, piston-rods or piston-rod connections
    • F04B53/143—Sealing provided on the piston

Definitions

  • the present invention relates to a compressed air motor comprising a piston and a housing, the piston being received in the housing and dividing the housing into two primary chambers of variable volume.
  • Compressed air motors are frequently used to drive reciprocating pumps. Such pumps are in particular used for pumping viscous products, such as putty, or liquid products, such as paint.
  • the document FR 2,695,965 A1 discloses such a pump comprising a compressed air motor.
  • Compressed air engines generally include a housing containing a piston.
  • the piston divides the housing into two chambers, commonly referred to as “upper chamber” and “lower chamber” which are alternately supplied with compressed air. It is the alternative injection of compressed air into each of the chambers that generates the reciprocating movement of the piston.
  • Compressed air engines are frequently equipped with a distributor, which alternately feeds the upper chamber and the lower chamber.
  • the distributor is, in general, controlled by external control devices, type switch or "switch".
  • Such engines have high reliability, but are expensive.
  • the use of external distribution and control components complicates the assembly and maintenance of an installation comprising such an engine.
  • the document DE 19 92 789 U discloses an air motor in which two seals carried by a rod control the supply of the high and low chambers.
  • a valve actuator in which a movable jacket controls the supply of the high and low chambers of a cylinder is known from the document US 4,974,495 A .
  • the document FR 484 199 A describes a compressed air motor.
  • the object of the invention is to provide a reliable compressed air motor having a simple structure, and not requiring an external control member of the supply of its compressed air chambers.
  • the invention relates to a compressed air motor of the aforementioned type, which comprises a first direct supply valve of a first primary chamber of the two primary chambers and a second direct supply valve of the another primary chamber, these two valves being movable each relative to at least one respective seat.
  • the first valve and the second valve are mounted on the same rod movable relative to the housing in a direction parallel to the direction of movement of the piston.
  • the rod is configured to be moved between a first position and a second position by displacement means activated by the piston.
  • the invention also relates to a reciprocating pump comprising a motor as described above.
  • a reciprocating pump 6 comprises a pumping stage 8 and a compressed air motor 10.
  • the pumping stage 8 is capable of driving a fluid, such as a coating product, a putty or an adhesive.
  • the pumping stage 8 is actuated by the motor 10.
  • a first example of pump 6 is shown on the Figures 1 to 7 .
  • the air motor 10 comprises a housing 15, a piston 20 secured to a force transmission shaft 25, an inverting rod 30, a feed tube 35 and two silencers 40.
  • the housing 15 comprises a side wall 45, a first yoke 50 and a second yoke 55.
  • the side wall 45 is cylindrical and centered on a first axis A1, for example circular base.
  • the first axis A1 is oriented along a main direction Z of the engine 10
  • the side wall 45 is made of a metallic material.
  • the side wall 45 is made of aluminum.
  • the side wall 45 is made of a composite or synthetic material.
  • the first cylinder head 50 and the second cylinder head 55 are provided to be fixed to the side wall 55 to form the housing 15.
  • the first cylinder head 50 comprises a first supply pipe 70, a first internal opening of the sealant, a first cavity 80, a first external opening 85, a first connecting pipe 90 and a first thread 95 for screwing a threaded stop 100
  • the first yoke 50 also carries a first end block 102 delimiting a first secondary chamber 103.
  • the first cylinder head 50 is cylindrical with a circular base and centered on a second axis A2.
  • the second axis A2 coincides with the first axis A1.
  • the first yoke 50 is delimited by a first outer face 60 and a first inner face 65.
  • the first face Inner 65 is oriented towards the second yoke 55.
  • the first yoke 50 has, in addition, a first lateral face 67.
  • the second yoke 55 is cylindrical with a circular base and centered on a third axis A3.
  • the third axis A3 coincides with the first axis A1.
  • the second yoke 55 is delimited by a second inner face 105 and a second outer face 110.
  • the second inner face 105 is oriented towards the first yoke 50.
  • the second yoke 55 has, in addition, a second face lateral 115.
  • the first and second yokes 50 and 55 are made of a metallic material, for example aluminum.
  • the second yoke 55 comprises a second feed duct 120, a second internal opening 125, a second cavity 130, a second external opening 135, a second connecting duct 140 and a second threaded receiving hole 145, a second stop
  • the second yoke 55 also carries a second end block 152 delimiting a second secondary chamber 153.
  • the second yoke 55 further comprises a first through hole 155 for receiving the shaft 25 and a first main bearing 160 disposed around the shaft 25 and wherein the shaft 25 slides when the motor 10 is operating.
  • the piston 20 is cylindrical and centered on a fourth axis A4.
  • the fourth axis A4 is preferably coincident with the first axis A1.
  • the piston 20 is cylindrical with a circular base.
  • the piston 20 is able to separate the housing 15 into a high primary chamber 165, or first primary chamber, and a low primary chamber 170, or second primary chamber.
  • the piston 20 is movable in translation relative to the housing 15, in the Z direction, between a top dead center and a bottom dead center.
  • the piston 20 is movable in translation along the main direction Z.
  • the piston 20 is made of a metallic material, preferably aluminum.
  • the piston 20 has a peripheral receiving groove 180 of a piston seal 175, a passage opening 185 of the rod 30 and sealing means 190 of the opening 185.
  • the piston 20 is fixed to the shaft 25 by means of a screw 252 engaged in an axial tapping 254 of the shaft 25.
  • the screw 252 passes through an opening orifice 202 formed in the center of the pison and centered on the axis A4 .
  • One end of the shaft 25 opposite the piston 20 is coupled to the pumping stage 8.
  • the shaft 25 is cylindrical and centered on a fifth axis A5, coinciding with the first axis A1.
  • the shaft 25 is received in the main bearing 160.
  • the shaft 25 is movable in translation, with the piston 20, in the main direction Z.
  • the inverting rod 30 has a first end portion 192, a central portion 193 and a second end portion 194 opposite the first end portion 192.
  • the inverting rod 30 carries a first valve 195, a second valve 200, first displacement means 205, second displacement means 210, a first bearing 212 (sometimes referred to as "coil”) and a second bearing 213.
  • the inverting rod 30 has a cylindrical symmetry around a sixth axis A6, parallel to the first axis A1 and radially offset relative thereto.
  • the inverting rod 30 is made of a metallic material, preferably steel.
  • the inverting rod 30 extends, in the main direction Z, through the first secondary chamber 103, the first external opening 85, the first inner opening 75, the high primary chamber 165, the piston 20, the low primary chamber 170, the second inner opening 125, the second outer opening 135 and the second secondary chamber 153.
  • the inverting rod 30 is movable in translation, in a secondary direction Z ', with respect to the housing 15.
  • the secondary direction Z' is parallel to the main direction Z.
  • the inverting rod 30 is movable between a first position, in which the first valve 195 closes the first external opening 85, and a second position, in which the second valve 200 closes the second external opening 135.
  • the feed tube 35 is adapted to guide a stream of compressed air F1 arriving from a compressor, not shown, and to deliver this flow of air F1 under pressure simultaneously to the first feed duct 70 and to the second duct. 120 power supply.
  • the feed tube 35 is for example made of a composite material.
  • the feed tube 35 is made of a metal, for example aluminum.
  • the first feed duct 70 is adapted to receive from the feed tube 35 the flow F1 of compressed air, and to deliver the flow of compressed air to the first inner opening 75.
  • the first supply duct 70 has a cylindrical symmetry around a seventh axis A7, perpendicular to the first axis A1. According to the seventh axis A7, the first supply duct 70 is delimited by the first lateral face 67 and by the first internal opening 75.
  • the first inner opening 75 is cylindrical with a circular base.
  • the central axis of the first interior aperture 75 is the sixth axis A6.
  • the first inner opening 75 is delimited by the first inner face 65 and by a first frustoconical wall 215.
  • the first cavity 80 is formed in the first outer face 60.
  • the first cavity 80 is cylindrical with a circular base.
  • the central axis of the first cavity 80 is the sixth axis A6.
  • a first intake seat 220, traversed by the first outer opening 85, and first holding means 225 are disposed in the first cavity 80.
  • the first cavity 80 is closed by the first end block 102 which is fixed on the first outer face 60, for example by screws.
  • the first end block 102 is preferably made of metal, for example aluminum.
  • the first end block 102 further carries a silencer 40.
  • the first cavity 80 and the first end block 102 together define the first secondary chamber 103.
  • the first outer opening 85 extends between the first frustoconical wall 215 and the first cavity 80.
  • the first outer opening 85 has a cylindrical symmetry around the sixth axis A6.
  • the first outer opening 85 is cylindrical with a circular base.
  • the first connecting pipe 90 extends between the first cavity 80 and the first inner face 65.
  • the first connecting pipe 90 is cylindrical with a circular base and centered on an eighth axis A8, parallel to the first axis A1 and radially offset relative thereto.
  • the first connecting pipe 90 is adapted to allow the passage of compressed air between the first secondary chamber 103 and the upper primary chamber 165 and vice versa.
  • the first stop 100 is configured so that the piston 20 bears on this stop when the piston 20 is at the top dead center of its trajectory.
  • the abutment 100 is, for example, made of a synthetic material.
  • the first end block 102 includes a first discharge opening 235 and a first evacuation seat 240 surrounding the first discharge opening 235.
  • the first end block 102 further comprises second holding means 242.
  • the second supply duct 120 is adapted to receive the stream F1 of compressed air from the supply tube 35 and to deliver the flow of compressed air to the second internal opening 125.
  • the second supply duct 120 has a cylindrical symmetry around a ninth axis A9.
  • the ninth axis A9 is perpendicular to the first axis A1. According to the ninth axis A9, the second supply duct 120 is delimited by the second lateral face 115 and by the second internal opening 125.
  • the second inner opening 125 is cylindrical with a circular base.
  • the central axis of the second inner opening 125 is the sixth axis A6.
  • the second inner opening 125 is delimited by the second inner face 105 and by a second frustoconical wall 245.
  • the second cavity 130 is formed in the second outer face 110.
  • the second cavity 130 is cylindrical with a circular base.
  • the central axis of the second cavity 130 is the sixth axis A6.
  • a second intake seat 250, traversed by the second outer opening 135, and third holding means 255 are arranged in the second cavity 130.
  • the second cavity 130 is closed by the second end block 152 which is fixed on the second outer face 110, for example by screws.
  • the second end block 152 is preferably made of metal, for example, aluminum.
  • the second end block 152 further carries a silencer 40.
  • the second cavity 130 and the second end block 152 together define a second secondary chamber 153.
  • the second outer opening 135 extends between the second frustoconical wall 245 and the second cavity 130.
  • the second cavity 130 has a cylindrical symmetry around the sixth axis A6.
  • the second cavity 130 is cylindrical with a circular base.
  • the second connecting duct 140 extends between the second cavity 130 and the second inner face 105.
  • the second connecting pipe 140 is cylindrical with a circular base and centered on a tenth axis A10 parallel to the first axis A1.
  • the tenth axis A10 coincides with the eighth axis A8.
  • the second connecting conduit 140 is suitable for allow the passage of compressed air between the first secondary chamber 153 and the lower primary chamber 170 and vice versa.
  • the second stop 150 is configured so that the piston 20 bears on this stop when the piston 20 is at the bottom dead center of its trajectory.
  • the second abutment screw 150 is, for example, made of a synthetic material.
  • the second end block 152 includes a second discharge opening 265, and a second exhaust seat 270 surrounding the second discharge opening 265.
  • the second end block 152 further comprises fourth retention means 272.
  • the first through hole 155 extends between the second inner face 105 and the second outer face 110.
  • the first through hole 155 is cylindrical with a circular base.
  • the central axis of the first through hole 155 is the first axis A1.
  • the first through hole 155 receives the first main bearing 160 adapted to allow the translation of the shaft 25 in the main direction Z.
  • the first main bearing 160 is further able to prevent the passage of compressed air between the second main chamber 170 and the outside of the housing 15.
  • the piston seal 175 is able to prevent the passage of compressed air between the upper primary chamber 165 and the lower primary chamber 170 at the side wall 45.
  • the piston seal 175 is for example an O-ring made of a synthetic material .
  • the passage opening 185 receives the central portion 193 of the inverting rod 30.
  • the opening 185 for passage of the inverting rod 30 is cylindrical with a circular base.
  • the central axis of the passage opening 185 is the sixth axis A6.
  • the sealing means 190 are able to prevent the passage of air under pressure through the passage opening 185 when the central portion 193 is received in the passage opening 185.
  • the sealing means 190 are able to allow the translation of the central portion 193 in the main direction Z with respect to the piston 20.
  • the sealing means 190 comprise a ring 230, two seals 232 and two covers 233.
  • the ring 230 is able to guide, in translation in the secondary direction Z ', the inverting rod 30.
  • the ring 230 is made in one synthetic material such as polyacetal.
  • the seals 232 are able to prevent the passage of compressed air between the upper primary chamber 165 and the lower primary chamber 170 when the central portion 193 is received in the passage opening 185.
  • Rod seals 232 are O-rings, for example plastics.
  • the two covers 233 are configured to hold the rod seals 232 and the ring 230 in position.
  • the two covers 233 are attached to the piston 20.
  • the two covers 233 are screwed to the piston.
  • the two covers 233 are, for example, made of a metal, such as aluminum.
  • the central portion 193 is cylindrical, preferably circular base, its central axis is the sixth axis A6. The central portion 193 passes through the piston 20.
  • the first valve 195 is adapted to prevent the passage of compressed air from the first secondary chamber 103 to the first external opening 85, when the first valve 195 bears on the first intake seat 220.
  • the first valve 195 is able to prevent the passage of compressed air between the upper primary chamber 165 and the first discharge opening 235, when the first valve 195 bears on the first discharge seat 240.
  • the first valve 195 is housed in the first secondary chamber 103.
  • the first valve 195 is fixed, for example by screwing, to the first end portion 192.
  • the first valve 195 is made at least partially of a ferromagnetic material.
  • the first valve 195 comprises a core made of steel.
  • the first valve 195 is at least partially covered with a thermoplastic material.
  • the thermoplastic material is polyurethane.
  • the second valve 200 is able to prevent the passage of compressed air from the second secondary chamber 153 to the second external opening 135, when the second valve 200 bears on the second intake seat 250.
  • the second valve 200 is able to prevent the passage of compressed air between the low primary chamber 170 and the second discharge opening 265, when the second valve 200 bears on the second discharge seat 270.
  • the second valve 200 is housed in the second secondary chamber 153.
  • the second valve 200 is fixed, for example by screwing, to the second end portion 194.
  • the second valve 200 is made at least partially of a ferromagnetic material.
  • the second valve 200 comprises a core made of steel.
  • the second valve 200 is at least partially covered with a thermoplastic material.
  • the thermoplastic material is polyurethane.
  • the first displacement means 205 are able to cooperate with the piston 20 to move the inverting rod 30 between its second position shown in FIG. figure 7 and his first position represented in Figures 4 to 6 .
  • the first displacement means 205 are for example elastic means.
  • the first resilient displacement means 205 comprise a spring 275, a nut 280, a pin 285, and a pin 290.
  • the first elastic displacement means 205 comprise a deformable block, in particular made of an elastomeric material.
  • the second displacement means 210 are able to cooperate with the piston 20 to move the inverting rod 30 between its first position and its second position.
  • the second displacement means 210 are for example elastic means.
  • the second elastic displacement means 210 are identical to the first elastic displacement means 205.
  • the second elastic displacement means 205 comprise an elastic block made of an elastomeric material.
  • the first bearing 212 guides the inverting rod 30 in translation in the internal opening 75 along the sixth axis A6.
  • the first bearing 212 is received in the first inner opening 75.
  • the first bearing 212 is, furthermore, able to prevent the passage of compressed air between the upper primary chamber 165 and the first feed conduit 70. This means that the first bearing 212 slide with seal in the first inner opening 75.
  • the second bearing 213 guides the inverting rod 30 in translation in the internal opening 125 along the sixth axis A6.
  • the second bearing 213 is received in the second inner opening 125.
  • the second bearing 213 is, furthermore, able to prevent the passage of compressed air between the low primary chamber 170 and the second supply conduit 120. This means that the second bearing 213 slides with a seal in the second inner opening 125.
  • the first and second bearings 212 and 213 each carry a bearing seal 295.
  • the first intake seat 220 is formed in the first cavity 80.
  • the first intake seat 220 is in the form of a cylindrical ring-shaped crown.
  • the axis of the first intake seat 220 is the sixth axis A6.
  • the first holding means 225 are adapted to exert a first retaining force E1 on the first valve 195.
  • the first holding means 225 are able to maintain the inverting rod 30 in its second position.
  • the first retaining force E1 is an attraction force
  • the first retaining force E1 has, for example, a value of between 2 and 4 decaNewtons (dN).
  • the first holding means 225 are formed by a first holding magnet 225.
  • the first holding magnet 225 is made in the form of cylindrical crown with circular base.
  • the axis of the first holding magnet 225 is the sixth axis A6.
  • the first holding magnet 225 surrounds the first intake seat 220 about the sixth axis A6.
  • the first discharge opening 235 has a cylindrical symmetry around the sixth axis A6.
  • the first evacuation seat 240 is formed in the first end block 102.
  • the first evacuation seat 240 is in the form of a cylindrical ring-shaped crown.
  • the axis of the first evacuation seat 240 is the sixth axis A6.
  • the second holding means 242 are adapted to exert a second retaining force E2 on the first valve 195.
  • the second holding means 242 are able to maintain the inverting rod 30 in its first position.
  • the second retaining force E2 is a pulling force.
  • the second retaining force E2 has, for example, a value of between 2 and 4 dN.
  • the second holding means 242 are formed by a second holding magnet 242.
  • the second holding magnet 242 is in the form of a cylindrical crown with a circular base.
  • the axis of the second holding magnet 242 is the sixth axis A6.
  • the second holding magnet 242 is preferably identical to the first holding magnet 225.
  • the second holding magnet 242 surrounds the first discharge seat 240 about the sixth axis A6.
  • the second intake seat 250 is formed in the second cavity 130.
  • the second intake seat 250 is made in the form of a cylindrical ring-shaped ring.
  • the third holding means 255 are adapted to exert a third retaining force E3 on the second valve 200.
  • the third holding means 255 are able to maintain the inverting rod 30 in its first position.
  • the third retaining force E3 is preferably an attraction force.
  • the third retaining force E3 has, for example, a value of between 2 and 4 dN.
  • the third holding means 255 are formed by a third holding magnet 255.
  • the third holding magnet 255 is in the form of a cylindrical ring-shaped ring.
  • the axis of the third holding magnet 255 is the sixth axis A6.
  • the third holding magnet 255 is preferably identical to the first holding magnet 225.
  • the second holding magnet 255 surrounds the second inlet seat 250 about the sixth axis A6.
  • the second discharge opening 265 has a cylindrical symmetry around the sixth axis A6.
  • the second evacuation seat 270 is in the form of a cylindrical crown with a circular base.
  • the axis of the second evacuation seat 270 is the sixth axis A6.
  • the fourth holding means 272 are adapted to exert a fourth retaining force E4 on the second valve 200.
  • the fourth retaining means 272 are able to maintain the inverting rod 30 in its second position.
  • the fourth retaining force E4 is preferably an attraction force.
  • the fourth retaining force E4 has, for example, a value between 2 and 4 dN.
  • the fourth holding means 272 are formed by a fourth holding magnet 272.
  • the fourth holding magnet 272 is made in the form of a cylindrical ring-shaped crown.
  • the axis of the fourth holding magnet 272 is the sixth axis A6.
  • the fourth holding magnet 272 is preferably identical to the first holding magnet 225.
  • the fourth holding magnet 272 surrounds the second discharge seat 270 about the sixth axis A6.
  • the spring 275 is wound around the inverting rod 30.
  • the spring 275 bears on the nut 280.
  • the nut 280 bears on the pin 285.
  • the pin 285 is received in a corresponding opening 302 of the inverting rod 30.
  • the pin 285 is configured to abut the nut 280 along the inverting rod 30.
  • the pin 290 passes through the pin 285.
  • the pin 290 prevents the pin 285 from being extracted from the corresponding opening of the inverting rod 30.
  • the first valve 195 is supported on the first discharge seat 240.
  • the first valve 195 is not supported on the first intake seat 220.
  • the second valve 200 bears on the second intake seat 250.
  • the second valve 200 is therefore not supported on the second exhaust seat 270.
  • the compressed air present in the second inner opening 125 exerts a first pressure force Ep1 on the second bearing.
  • the compressed air present in the second secondary chamber exerts a second pressure force Ep2 on the second valve 200.
  • the flow Secondary compressed air F1 'then passes through the first connecting conduit 90 to enter the upper primary chamber 165.
  • the compressed air therefore causes the piston 20 to move towards the bottom dead center.
  • the air contained in the low primary chamber 170 is expelled through the second connecting duct 140, the second secondary chamber 153, the second discharge opening 265 and the silencer 40, in the form of an air flow. evacuation F2 '.
  • the piston 20 then bears on the second displacement means 210.
  • the piston 20 compresses the spring 275.
  • the spring 275 exerts on the inverting rod 30 a first displacement force D1 tending to move the inverting rod 30 towards its end. second position.
  • the first displacement force D1 is less than the sum of the second retaining force E2, the third retaining force E3 and the first and second pressure forces Ep1 and Ep2. .
  • the inverting rod 30 thus remains in its first position.
  • the first valve 195 is supported on the first intake seat 220.
  • the second valve 200 is thus supported on the second exhaust seat 270.
  • the flow F1 of compressed air then no longer enters the upper primary chamber 165, but in the lower primary chamber 170 in the form of a secondary air flow F1 ".
  • the piston 20 is then set in motion from the neutral position. down to the top dead center.
  • the air contained in the upper primary chamber 165 escapes through the first connecting pipe 90, the first secondary chamber 103, and the first discharge opening 235, in the form of an evacuation air flow. F2 ".
  • the inverting rod 30 is moved from its second position to its first position, in a sequence opposite to that mentioned above.
  • the motor 10 is able to control the supply alternately of the upper primary chamber 165 and the lower primary chamber 170, without using an external device.
  • the engine 10 has a high reliability.
  • the pump 6 comprises two pumping stages 8.
  • the first yoke 50 then further comprises a second through hole for receiving the shaft 25 and a second main bearing disposed around the shaft 25 and wherein the shaft 25 slides when the motor 10 is running.
  • the second through hole extends between the first inner face 65 and the first outer face 60.
  • the second through hole is cylindrical with a circular base.
  • the central axis of the second through hole is the first axis A1.
  • the second through-hole receives the second main bearing adapted to allow the translation of the shaft 25 in the main direction Z.
  • the second main bearing is, moreover, able to prevent the passage of compressed air between the first primary chamber 165 and the first one. outside the housing 15.
  • the shaft 25 passes through the first cylinder head 50 and the second cylinder head 55.
  • Each end of the shaft 25 is coupled to a pumping stage 8.
  • the operation of the second example is identical to the operation of the first example.
  • the flow rate of the pump 6 is then increased.
  • the pump 6 comprises a first motor 10 comprising a first housing 15, a first piston 20, a first valve 195 and a second valve 200, and a second motor 10 comprising a second housing 15, a second piston 20, a third valve and a fourth valve.
  • the inverting rod 30 is common to the first motor 10 and the second motor 10.
  • the first housing 15 has a first yoke 50 and a second yoke 55.
  • the first housing 15 is identical to the housing 15 described in the second example.
  • the first piston 20 divides the first housing 15 into a first primary chamber 165 and a second primary chamber 170.
  • the second housing 15 has a third yoke and a fourth yoke.
  • the second piston 20 divides the second housing 15 into a third primary chamber and a fourth primary chamber.
  • the second piston 20 is identical to the first piston 20.
  • the third yoke is identical to the first yoke described in the first example.
  • the fourth yoke is identical to the second yoke described in the first example.
  • the fourth bolt faces the first breech 165
  • the rod 30 extends in the main direction Z through the second primary chamber 165, the first piston 20, the second primary chamber 170, the first cylinder head 50, the fourth cylinder head, the fourth primary chamber, the second piston, the third primary chamber and the third breech.
  • the rod 30 carries the first valve 195, the second valve 200, the third valve and the fourth valve.
  • the rod 30 is movable between a first position and a second position.
  • the pistons 20 are both mounted on the same shaft 25.
  • the first primary chamber and the third primary chamber are supplied with compressed air.
  • the second primary chamber and the fourth primary chamber are supplied with compressed air.
  • the two pistons 20 are actuated simultaneously, and both drive the shaft 25.
  • the pump 6 is therefore more powerful.
  • the first displacement means 205 and the second displacement means 210 are magnetic means.
  • the first displacement means comprise a first displacement magnet and a second displacement magnet.
  • the first displacement magnet is, for example, carried by the rod 30.
  • the second displacement magnet is, for example, carried by the piston 20.
  • the first and the second displacement magnet are able to exert one on the another a repulsive magnetic force.
  • the second moving means comprise a third displacement magnet and a fourth displacement magnet.
  • the third displacement magnet is, for example, carried by the rod 30.
  • the fourth displacement magnet is, for example, carried by the piston 20.
  • the third and fourth displacement magnet are able to exert one on the another a repulsive magnetic force.
  • the operation of the fourth example is identical to the operation of the first example.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Compressor (AREA)
  • Reciprocating Pumps (AREA)

Claims (10)

  1. Druckluftmotor (10), der einen Kolben (20) und ein Gehäuse (15) umfasst, wobei der Kolben (20) in dem Gehäuse (15) aufgenommen ist und das Gehäuse in zwei Hauptkammern (165, 170) mit veränderbarem Volumen teilt, wobei der Motor (10) einen ersten Ventilkörper (195) zur direkten Versorgung einer ersten Hauptkammer (165) der zwei Hauptkammern und einen zweiten Ventilkörper (200) zur direkten Versorgung der anderen Hauptkammer (170) aufweist, wobei die zwei Ventilkörper jeweils in Bezug auf mindestens einen jeweiligen Sitz (220, 240, 250, 270) beweglich sind,
    wobei der erste Ventilkörper (195) und der zweite Ventilkörper (200) an einem selben Stab (30) befestigt sind, der in Bezug auf das Gehäuse (15) gemäß einer Richtung (Z') parallel zu der Richtung (Z) der Verschiebung des Kolbens (20) beweglich ist, und der Stab (30) ausgebildet ist, zwischen einer ersten Position und einer zweiten Position durch Verschiebungsmittel (205, 210), die von dem Kolben (20) aktiviert werden, verschoben zu werden, wobei der Motor (10) Mittel (225, 242, 255, 272) zum Halten des Stabes (30) in mindestens einer seiner ersten und zweiten Position umfasst,
    wobei der Motor (10) dadurch gekennzeichnet ist, dass der erste und zweite Ventilkörper (195, 200) mindestens teilweise aus einem ferromagnetischen Material hergestellt ist und dass die Mittel (225, 242, 255, 272) zum Halten mindestens einen ersten Haltemagneten (225), der geeignet ist, eine erste Haltekraft (E1) auf den ersten Ventilkörper (195) auszuüben, einen zweiten Haltemagneten (242), der geeignet ist, eine zweite Haltekraft (E2) auf den ersten Ventilkörper (195) auszuüben, einen dritten Haltemagneten (255), der geeignet ist, eine dritte Haltekraft (E3) auf den zweiten Ventilkörper (200) auszuüben, und einen vierten Haltemagneten (272), der geeignet ist, eine vierte Haltekraft (E4) auf den zweiten Ventilkörper (200) auszuüben, umfasst.
  2. Motor (10) nach Anspruch 1, bei dem die Verschiebungsmittel (205, 210) durch den Kolben (20) aktiviert werden, wenn er am oberen Totpunkt oder am unteren Totpunkt seines Hubes ankommt.
  3. Motor (10) nach Anspruch 1 oder 2, bei dem die Verschiebungsmittel federnde Mittel (205, 210) sind.
  4. Motor (10) nach Anspruch 3, dadurch gekennzeichnet, dass die federnden Mittel (205, 210) mindestens eine Feder (275) umfassen.
  5. Motor (10) nach Anspruch 4, dadurch gekennzeichnet, dass der Stab (30) mindestens einen Stift (285) trägt, wobei die Feder (275) um den Stab (30) gewickelt ist und geeignet ist, auf den Stift (285) eine Kraft (D1) zum Verschieben des Stiftes (30) aus seiner zweiten Position in seine erste Position oder umgekehrt auszuüben.
  6. Motor (10) nach einem der Ansprüche 1 oder 2, bei dem die Verschiebungsmittel (205, 210) mindestens einen ersten Verschiebemagneten und mindestens einen zweiten Verschiebemagneten umfassen, die aufeinander eine abstoßende Magnetkraft ausüben.
  7. Motor (10) nach einem beliebigen der Ansprüche 1 bis 6, bei dem der Kolben (20) in Bezug auf das Gehäuse (15) gemäß einer Hauptrichtung (Z) beweglich ist und der Stab (30) sich in die Hauptrichtung (Z) durch eine erste Hauptkammer (165), den Kolben (20) und eine zweite Hauptkammer (170) erstreckt.
  8. Motor (10) nach einem beliebigen der Ansprüche 1 bis 7, bei dem
    - das Gehäuse (15) eine erste Nebenkammer (103), die einen ersten Einlasssitz (220) und einen ersten Auslasssitz (240) aufweist, und eine zweite Nebenkammer (153), die einen zweiten Einlasssitz (250) und einen zweiten Auslasssitz (270) aufweist, umfasst, wobei der erste Ventilkörper (195) in der ersten Nebenkammer (103) und der zweite Ventilkörper (200) in der zweiten Nebenkammer (153) aufgenommen ist,
    - der erste Ventilkörper (195) an dem ersten Auslasssitz (240) anliegt und der zweite Ventilkörper (200) an dem zweiten Einlasssitz (250) anliegt, wenn der Stab (30) in seiner ersten Position ist, und der erste Ventilkörper (195) an dem ersten Einlasssitz (220) und der zweite Ventilkörper (200) an dem zweiten Auslasssitz (270) anliegt, wenn der Stab (30) in seiner zweiten Position ist.
  9. Motor (10) nach einem beliebigen der Ansprüche 1 bis 8, bei dem das Gehäuse (15) mindestens ein Joch (50, 55) aufweist und der Stab (30) mindestens ein Lager (212, 213) aufweist, das mit dichtem Schluss in dem Joch (50, 55) gleitet.
  10. Pumpe mit Hin- und Herbewegung einen Motor (10) nach einem beliebigen der Ansprüche 1 bis 9 umfassend.
EP15817872.3A 2014-12-26 2015-12-24 Druckluftmotor und pumpe mit einem solchen druckluftmotor Not-in-force EP3237727B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1463354A FR3031134B1 (fr) 2014-12-26 2014-12-26 Moteur a air comprime et pompe comprenant un tel moteur
PCT/EP2015/081228 WO2016102704A1 (fr) 2014-12-26 2015-12-24 Moteur à air comprimé et pompe comprenant un tel moteur

Publications (2)

Publication Number Publication Date
EP3237727A1 EP3237727A1 (de) 2017-11-01
EP3237727B1 true EP3237727B1 (de) 2019-05-01

Family

ID=52684506

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15817872.3A Not-in-force EP3237727B1 (de) 2014-12-26 2015-12-24 Druckluftmotor und pumpe mit einem solchen druckluftmotor

Country Status (7)

Country Link
US (1) US10385693B2 (de)
EP (1) EP3237727B1 (de)
JP (1) JP6717832B2 (de)
KR (1) KR20170100533A (de)
CN (1) CN107109940B (de)
FR (1) FR3031134B1 (de)
WO (1) WO2016102704A1 (de)

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US488763A (en) * 1892-12-27 William h
US513601A (en) * 1894-01-30 Mechanism foe conteolling engines
US791368A (en) * 1903-08-31 1905-05-30 M & P Co Fluid motor or meter.
FR484199A (fr) * 1916-05-09 1917-09-12 Paul Bez Pompe à débit variable
DE1992789U (de) * 1968-05-25 1968-08-29 Wilhelm Wagner Luftmotor fuer farbspritzgeraet, fettpressen u. dgl.
DE2816617C2 (de) * 1978-04-17 1985-12-05 Erich 7990 Friedrichshafen Roser Druckluftmotor mit Kolbenschieberventil
DE2823667C2 (de) * 1978-05-31 1985-11-28 Erich 7990 Friedrichshafen Roser Druckluftmotor
US4240329A (en) * 1979-01-05 1980-12-23 Proteus Corporation Fluid pressure servo detent mechanism
DE3137937A1 (de) * 1981-09-24 1983-08-18 S. W. Hart & Co. Pty. Ltd., Welshpool Niedertemperaturwaermekraftmaschine
ATE72877T1 (de) * 1987-12-03 1992-03-15 Oakleigh Ltd Eine durch fluessigkeit angetriebene maschine.
YU163889A (en) * 1989-08-24 1991-08-31 Novoles Self-controlling pneumatic piston engine
US5012643A (en) * 1989-12-07 1991-05-07 Masanobu Higami Pressure-driven engine
US4974495A (en) * 1989-12-26 1990-12-04 Magnavox Government And Industrial Electronics Company Electro-hydraulic valve actuator
FR2695965B1 (fr) 1992-09-23 1994-10-21 Kremlin Pompe munie, sur une ou plusieurs tiges de pistons, d'un soufflet d'étanchéité.
DE29710807U1 (de) * 1997-06-19 1997-08-28 Wagner Wilhelm Wiwa Druckluft-Kolbenmotor
WO2003058072A2 (en) * 2002-01-03 2003-07-17 Spin Master Ltd. Reciprocating fluid engine
CN102418798A (zh) * 2011-06-16 2012-04-18 重庆长江涂装设备有限责任公司 气动二位四通换向阀

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None *

Also Published As

Publication number Publication date
EP3237727A1 (de) 2017-11-01
WO2016102704A1 (fr) 2016-06-30
CN107109940A (zh) 2017-08-29
US20170350247A1 (en) 2017-12-07
FR3031134B1 (fr) 2018-02-16
US10385693B2 (en) 2019-08-20
JP2018506673A (ja) 2018-03-08
JP6717832B2 (ja) 2020-07-08
KR20170100533A (ko) 2017-09-04
CN107109940B (zh) 2020-01-31
FR3031134A1 (fr) 2016-07-01

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