EP3507505A1 - Pneumatische steuerung - Google Patents
Pneumatische steuerungInfo
- Publication number
- EP3507505A1 EP3507505A1 EP17768964.3A EP17768964A EP3507505A1 EP 3507505 A1 EP3507505 A1 EP 3507505A1 EP 17768964 A EP17768964 A EP 17768964A EP 3507505 A1 EP3507505 A1 EP 3507505A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- supply device
- chamber
- chambers
- pneumatic control
- compressed air
- 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.)
- Granted
Links
- 238000013022 venting Methods 0.000 claims description 20
- 238000011144 upstream manufacturing Methods 0.000 claims description 18
- 230000033001 locomotion Effects 0.000 abstract description 27
- 230000000740 bleeding effect Effects 0.000 abstract description 3
- 238000009423 ventilation Methods 0.000 description 9
- 238000013016 damping Methods 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 230000003111 delayed effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B20/00—Safety arrangements for fluid actuator systems; Applications of safety devices in fluid actuator systems; Emergency measures for fluid actuator systems
- F15B20/004—Fluid pressure supply failure
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/50—Power-operated mechanisms for wings using fluid-pressure actuators
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2400/00—Electronic control; Electrical power; Power supply; Power or signal transmission; User interfaces
- E05Y2400/10—Electronic control
- E05Y2400/30—Electronic control of motors
- E05Y2400/3013—Electronic control of motors during manual wing operation
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2800/00—Details, accessories and auxiliary operations not otherwise provided for
- E05Y2800/25—Emergency conditions
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
- E05Y2900/506—Application of doors, windows, wings or fittings thereof for vehicles for buses
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
- E05Y2900/51—Application of doors, windows, wings or fittings thereof for vehicles for railway cars or mass transit vehicles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/305—Directional control characterised by the type of valves
- F15B2211/3056—Assemblies of multiple valves
- F15B2211/30565—Assemblies of multiple valves having multiple valves for a single output member, e.g. for creating higher valve function by use of multiple valves like two 2/2-valves replacing a 5/3-valve
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/305—Directional control characterised by the type of valves
- F15B2211/3056—Assemblies of multiple valves
- F15B2211/30565—Assemblies of multiple valves having multiple valves for a single output member, e.g. for creating higher valve function by use of multiple valves like two 2/2-valves replacing a 5/3-valve
- F15B2211/3057—Assemblies of multiple valves having multiple valves for a single output member, e.g. for creating higher valve function by use of multiple valves like two 2/2-valves replacing a 5/3-valve having two valves, one for each port of a double-acting output member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/40—Flow control
- F15B2211/405—Flow control characterised by the type of flow control means or valve
- F15B2211/40576—Assemblies of multiple valves
- F15B2211/40584—Assemblies of multiple valves the flow control means arranged in parallel with a check valve
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/40—Flow control
- F15B2211/415—Flow control characterised by the connections of the flow control means in the circuit
- F15B2211/41527—Flow control characterised by the connections of the flow control means in the circuit being connected to an output member and a directional control valve
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/705—Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
- F15B2211/7051—Linear output members
- F15B2211/7053—Double-acting output members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/80—Other types of control related to particular problems or conditions
- F15B2211/875—Control measures for coping with failures
- F15B2211/8752—Emergency operation mode, e.g. fail-safe operation mode
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/80—Other types of control related to particular problems or conditions
- F15B2211/885—Control specific to the type of fluid, e.g. specific to magnetorheological fluid
- F15B2211/8855—Compressible fluids, e.g. specific to pneumatics
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/80—Other types of control related to particular problems or conditions
- F15B2211/895—Manual override
Definitions
- the invention relates to a pneumatic control for a working cylinder, for example, to control the opening and closing of the doors of the
- the controller includes as a drive one or more pneumatic working elements with pressure chambers for generating a
- Opening and / or closing force for the vehicle door is associated with two pressure chambers, an opening chamber and a closing chamber.
- a drive for example, a double-acting working or actuating cylinder can be used.
- To open or close the doors is the respective
- the opening of the chamber upstream 3/2-way solenoid valve can via a hand-operated emergency valve, a shuttle valve and an additional ventilated by the compressed air source chamber from the loading in the
- the DE 32 25 536 AI disclosed pneumatic control also provides electrical safety circuits of the 3/2-way solenoid valves according to the differential pressure principle, if at certain points of the system due to operational disturbances defined pressure range are exceeded.
- the provided according to DE 32 25 536 AI emergency shutdowns require complete ventilation of the
- an active circuit of participating members via a hand-operated emergency valve or additionally via an electronic switching device.
- the controller thus does not allow a complete automatic
- DE 34 20 631 AI discloses a pneumatic vehicle door control with a double-acting working cylinder whose chambers are connected via upstream 3/2-way valves respectively opposite to a compressed air source or venting outputs of the 3/2-way solenoid valves.
- the two 3/2-way valves are over three
- Actuators switchable.
- a third, electromagnetically switchable 3/2-way valve and a hand-operated emergency valve are provided.
- Ol AI discloses a pneumatic door control with a double-acting working cylinder whose chambers via upstream pneumatically switchable 3/2 way valves each in opposite directions with a pressure medium inlet or a
- Pressure medium outlet can be connected, wherein the switching of the two 3/2-way valves via three electrically switchable solenoid pilot valves takes place.
- the pneumatic door control provides a safety switching state in which both chambers of the working cylinder via a corresponding equality of the 3/2-way valves are connected to the pressure medium inlet and acted upon simultaneously by the operation of one of the three solenoid pilot valves, whereby an assumed position of the vehicle door is secured.
- the disclosed by DE 196 457 01 AI door control does not provide simultaneous ventilation of both chambers of the working cylinder. Furthermore, a failure of the electrical supply leads to failure of the controller, causing the
- pneumatically switchable 3/2-way valves are connected to a compressed air source, the 3/2-way valves connect both chambers in a rest position with the compressed air source and the control pressure for one of the two 3/2-way valves emanates from the pressure of the other chamber of the working cylinder.
- the 3/2-way valves are resiliently biased in the rest position.
- the chambers of the working cylinder upstream of the 3/2-way valves each upstream of parallel circuits of the backflow blocking check valves and throttles, which act as exhaust throttle.
- DE 201 1 001 003 AI discloses a pneumatic vehicle door control with a double-acting cylinder whose chambers are connected via upstream electrically and manually controllable 3/2-way valves with a compressed air source, the 3/2-way valves both chambers in a preferably spring-loaded
- the 3/2-way valves can be brought by electrically controllable actuators or by manual operation in a venting position in which their respective assigned chamber is vented, causing an opening or closing of the vehicle doors is effected. To a sudden opening and
- Parallel circuits are directly upstream of the chambers of the working cylinder, they also act in manual emergency operation, which is an increased opening or closing resistance in manual emergency operation.
- an automatic full emergency ventilation is to be provided in a usable for controlling vehicle doors pneumatic control, which in the event of failure or shutdown of the compressed air supply a resistance-free manual movement of a power driven by the cylinder device, such as vehicle doors, allows and is independent of an electrical supply.
- the invention consists in the core of a pneumatic control with a double-acting cylinder, the two chambers via a controllable
- Supply device with two operating positions in each case opposite to a compressed air source and a compressed air outlet are connected and each chamber in a connecting line to the supply device in each case a self-resetting, with a control pressure switchable 3/2-way valve is arranged, which connect the chambers in a first switching position with venting outputs and connect in a second switching position with the supply device, and each chamber is preceded in each case by a parallel circuit of a check valve and a throttle point blocking the check valves in the return direction, the two 3/2-way valves occupy the first switching position in the rest position and a
- the supply device is connected via connecting lines with the two chambers of the double-acting cylinder. It connects the chambers of the double-acting cylinder in two operating positions each opposite to a compressed air source and a compressed air outlet and thus ensures depending on the operating position for the pressurization (ventilation) of one and the simultaneous venting of the other chamber of the double-acting cylinder.
- the 3/2-way valves connect the chambers in a first switching position with venting outputs and in a second switching position with the supply device, wherein they occupy the first switching position in the rest position.
- a rest position that switching position is referred to in the context of the invention, which occupy the 3/2-way valves due to their automatic reset, if they are not acted upon by a control pressure. Since the 3/2-way valves via the common control line and a shuttle valve with both
- Connecting lines are connected to the supply device, they are always acted upon at their control inputs in both operating positions of the supply device with pressure, as long as the supply device via one of the two
- Connecting lines provides a pressure. Here they are in their second
- the chambers of the double-acting working cylinder are alternately acted upon in each case according to the two operating positions of the supply device (and the corresponding chamber in each case via the
- the pneumatic control according to the invention provides at the same time that the chambers each upstream of parallel circuits of check valves and throttle bodies, the check valves in Block reverse flow direction.
- the two parallel circuits each have the function of an exhaust throttle, as it is basically known for example from DE 10 2008 01 1 315 AI.
- the parallel circuits not directly upstream of the chambers of the working cylinder, but are arranged in the connecting lines in the exhaust direction only downstream of the 3/2-way valves, the displaced from the chambers by the piston movement in the event of a failure or shutdown of the compressed air supply via the vent exits then the 3/2-way valves are in the rest position each escape over the full cross-section of the connecting line.
- the invention has recognized that with the illustrated control, a pneumatic control for a double-acting cylinder is provided with exhaust air throttling, in a simple way, an automatic, resistance-free manual emergency operation is possible with purely pneumatic means.
- the throttle points are each formed with an adjustable throttle.
- the controllable supply device with the required properties is formed by a pilot operated 5/2-way valve.
- the 5/2-way valve has two working ports for connection to the two
- controllable supply device of two pilot operated 3/2-way valves is formed, each having a working port for connection to a connecting line, a compressed air connection and a
- the damping caused by the parallel circuits during operation acts on the entire piston movement in each case.
- the damping can also be configured only as End Siemensdämpfung by the chamber of the respective pressurized chamber opposite is vented in an initial section of the piston travel in addition via a further opening, line or another output. This can, for example, as an integrated into the cylinder
- Endlagendämpfung be configured by the piston of the working cylinder or formed with the piston damping approach in the end-position sections additional, arranged in the chambers of the working cylinder, connected to the atmosphere
- Venting channels seals as is known for example from DE 33 45 631 AI.
- both chambers are formed with additional, each at the beginning of an end portion of the piston travel radially arranged vents, which each chamber via vent lines with
- Fig. 1 is a schematic diagram of a pneumatic according to the invention
- a pneumatic control according to the invention has a pneumatic drive designed as a double-acting working cylinder 1.
- the double-acting cylinder 1 is used to open and close a vehicle door, not shown in Figure 1 by the movement of the piston 2.
- the two chambers 3 and 4 of the working cylinder 1 are connected via connecting lines 5 and 6 with the
- Electromagnetically piloted 5/2-way valve 7 trained supply device connected.
- the 5/2-way valve is pre-controlled via the electromagnetic pilot control device 8 and has two working ports 9, 9 'for connection to the two connecting lines 5 and 6 to the two chambers 3 and 4 of the double-acting working cylinder 1, and a compressed air connection 10 and two compressed air outlets 1 1 and 1 1 '(exhaust air outlets).
- the 5/2-way valve 8 is biased in accordance with the illustration Figure 1 with a spring device 12 spring loaded in a designated as rest position first operating position in which the connecting line 6 to the compressed air connection 10 is connected.
- the chambers 3 and 4 downstream of each with a control pressure switchable 3/2-way valves 13 and 13 'upstream.
- the two 3/2-way valves 13 and 13 'each have a first
- connection 14 and 14 ' for connection to the chambers 3, 4 and a second connection 15, 15' for connection to the working ports 9, 9 'of the 5/2-way valve 7. Furthermore, 3/2-way valves 13 and 13 'vent exits 16, 16' on.
- the control line 18 receives the control pressure via the shuttle valve 19 and the connecting lines 5, 6 downstream of the 3/2-way valves 13th and 13 'of the working ports 9, 9' of the 5/2-way valve 7.
- the 3/2-way valves 13 and 13 ' have two switching positions, wherein they according to the illustration Figure 1 each with a spring means 20, 20' spring-loaded in a biased as the first switching position are biased in which the chambers 3 and 4 of the working cylinder 1 with the venting outputs 16 and 16 'are connected.
- the connecting lines 5, 6 are downstream of the 3/2-way valves 13 and 13 'and upstream (that is, in the direction of the chambers 3, 4) of the branches of the
- each parallel circuits of check valves 21, 21 'and adjustable throttle bodies 22, 22' are arranged, the check valves 21, 21 'in the return flow direction - that is, downstream - block.
- the chambers 3, 4 are formed with respective radially arranged at the beginning of an end portion of the piston travel vents 23, 23 ', the chambers 3, 4 respectively via vent lines 24, 24' with check valves 25, 25 'downstream of the parallel circuit with the sections 5a, 6a connect the connecting lines 5, 6.
- the compressed air connection 10 5/2-way valve 7 is manually by means of manually operated emergency valve 26 either via the working port 27 to the compressed air connection 28 (which is connected to a compressed air source not shown in FIG. 1) or the
- Venting port 29 connectable.
- the pneumatic control shown in Fig. 1 operates upon application of compressed air as follows:
- the emergency valve 26 is open, which is connected via the compressed air port 10 via the working port 27 and the compressed air port 28 of the emergency valve 26 to a compressed air source.
- the chamber 3 is vented in this section of the movement of the piston to a lesser extent via the control line 5 and the opened 3/2-way valve 13, wherein the check valve 21 blocks and air through the throttle body 22 and in the
- Connecting line 5 is delivered to the working port 9.
- the piston 2 passes over the vent opening 23 arranged at the beginning of the end section of its movement, it seals the latter circumferentially, so that no air escapes from the chamber 3 via the vent opening 23.
- the chamber 3 is vented exclusively via the control line 5, the opened 3/2-way valve 13 and the throttle point 22. Due to the delayed emptying over the narrowed cross-section of the throttle point 22, the pressure in the chamber 3 acts as a back pressure, which dampens the movement of the piston 2 in the end position portion and thus the opening movement of the vehicle door. If the 5/2-way valve 7 is moved by the electromagnetic pilot control device 8 against the bias voltages of the spring device 12 in its second operating position, the compressed air connection 10 is connected to the working port 9. About the
- the shuttle valve 19 opens due to the pressurization via the portion 5a of the connecting line 5 in the opposite direction, whereby the control line 18 is acted upon by the connecting line 5, 5a and both 3/2-way valves 13 and 13 'via the control terminals 17, 17' against the bias voltages the spring means 20, 20 'are each moved to their second switching position.
- Working cylinder 1 is pressurized via the open 3/2-way valve 13 and the connecting line 5 (vented). As a result, the piston 2 moves from the chamber 3 in the direction of the chamber 4 and a vehicle door driven by the working cylinder 1 closes.
- the chamber 4 is in an initial portion of the movement of the piston 2 via the vent opening 23 ', the vent line 24', the connecting line section 6a, the connecting line 6, the working port 9 'and in the second
- the chamber 4 is vented in this portion of the movement of the piston to a lesser extent via the control line 6 and the opened 3/2-way valve 13 ', wherein the check valve 21' locks and air through the throttle point 22 'in the connecting line. 6 is delivered to the working port 9 '.
- the piston 2 passes over the vent opening 23 'arranged at the beginning of the end section of its movement, it seals it circumferentially, so that no air escapes from the chamber 3 via the vent opening 23'. From this point on the movement of the piston 2, the chamber 4 is still exclusively via the control line 6, the open 3/2
- the illustration Fig. 1 shows the pneumatic control in its venting position, in which the vehicle door driven by the working cylinder 1 manually moves without resistance (open or closed) can be.
- Venting outputs 16, 16 ' connected. Both chambers 3, 4 of the working cylinder 1 are completely vented through the venting outputs 16, 16 ', without that in the
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102016010481.3A DE102016010481B3 (de) | 2016-08-31 | 2016-08-31 | Pneumatische Steuerung |
PCT/DE2017/000255 WO2018041284A1 (de) | 2016-08-31 | 2017-08-21 | Pneumatische steuerung |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3507505A1 true EP3507505A1 (de) | 2019-07-10 |
EP3507505B1 EP3507505B1 (de) | 2021-10-20 |
Family
ID=59119015
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP17768964.3A Active EP3507505B1 (de) | 2016-08-31 | 2017-08-21 | Pneumatische steuerung |
Country Status (6)
Country | Link |
---|---|
US (1) | US10760318B2 (de) |
EP (1) | EP3507505B1 (de) |
KR (1) | KR102156503B1 (de) |
CN (1) | CN109844326B (de) |
DE (1) | DE102016010481B3 (de) |
WO (1) | WO2018041284A1 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102315374B1 (ko) * | 2017-03-17 | 2021-10-21 | 두산공작기계 주식회사 | 오토 도어의 공압 제어 장치 및 공압 제어 방법 |
JP7089244B2 (ja) * | 2019-09-06 | 2022-06-22 | Smc株式会社 | エアシリンダ、ヘッドカバー及びロッドカバー |
JP7063436B2 (ja) * | 2019-09-06 | 2022-05-09 | Smc株式会社 | 流量コントローラ及びそれを備えた駆動装置 |
CN111042690B (zh) * | 2019-12-30 | 2021-04-23 | 中国重汽集团济南动力有限公司 | 一种乘客车门控制系统及方法 |
CN111322286A (zh) * | 2020-03-30 | 2020-06-23 | 广东宏工物料自动化系统有限公司 | 一种安全气动集成控制阀及控制方法 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5530520A (en) * | 1978-08-22 | 1980-03-04 | Teijin Seiki Co Ltd | Liquid pressure circuit |
DE3225536A1 (de) * | 1982-07-08 | 1984-01-12 | Wabco Westinghouse Fahrzeugbremsen GmbH, 3000 Hannover | Pneumatische tuerbetaetigungsanlage |
DE3345631A1 (de) * | 1983-12-16 | 1985-06-27 | Knorr-Bremse GmbH, 8000 München | Steuereinrichtung zur endlagendaempfung eines wahlweise pneumatisch oder manuell bewegbaren kolbens eines tuerschliesszylinders |
DE3420631A1 (de) * | 1984-06-02 | 1985-12-05 | Wabco Westinghouse Fahrzeugbremsen GmbH, 3000 Hannover | Tuerbetaetigungsanlage |
DE19645701A1 (de) * | 1996-11-06 | 1998-05-07 | Wabco Gmbh | Ventileinrichtung für eine durch ein Druckmittel betätigbare Türanlage |
DE19952375A1 (de) * | 1999-10-30 | 2001-05-10 | Espera Werke Gmbh | Vorrichtung zum Anbringen von Haftetiketten auf Warenpackungen |
CN2425762Y (zh) * | 2000-05-31 | 2001-04-04 | (湖北)三九长江实业集团武汉轻工业机械厂 | 转台式发泡生产线气控装置 |
DE102006049491A1 (de) * | 2006-10-17 | 2008-04-24 | Festo Ag & Co. | Verfahren und Steuermodul für einen pneumatischen Aktor |
DE102008011315B4 (de) * | 2008-02-27 | 2012-04-19 | Daimler Ag | Pneumatische Fahrzeugtürsteuerung |
DE102011001003B4 (de) * | 2011-03-01 | 2014-05-15 | Reinhold Schulte | Fahrzeugtür-Steuerkreis |
CN102192205A (zh) * | 2011-05-17 | 2011-09-21 | 武汉智德通信科技有限公司 | 一种多段行程流体动力装置 |
CN203114785U (zh) * | 2013-03-08 | 2013-08-07 | 上海安莱德汽车零部件有限公司 | 一种用于夹具上的缓冲装置 |
CN104314635B (zh) * | 2014-09-04 | 2017-01-11 | 宁波华液机器制造有限公司 | 可变驱动器 |
US10954969B2 (en) * | 2017-06-10 | 2021-03-23 | Shahin Fallahi | Servo governor by PWM |
-
2016
- 2016-08-31 DE DE102016010481.3A patent/DE102016010481B3/de active Active
-
2017
- 2017-08-21 WO PCT/DE2017/000255 patent/WO2018041284A1/de unknown
- 2017-08-21 EP EP17768964.3A patent/EP3507505B1/de active Active
- 2017-08-21 US US16/329,725 patent/US10760318B2/en active Active
- 2017-08-21 KR KR1020197005016A patent/KR102156503B1/ko active IP Right Grant
- 2017-08-21 CN CN201780053459.XA patent/CN109844326B/zh active Active
Also Published As
Publication number | Publication date |
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KR102156503B1 (ko) | 2020-09-23 |
EP3507505B1 (de) | 2021-10-20 |
US20190194998A1 (en) | 2019-06-27 |
KR20190031529A (ko) | 2019-03-26 |
CN109844326B (zh) | 2021-04-20 |
WO2018041284A1 (de) | 2018-03-08 |
DE102016010481B3 (de) | 2017-07-13 |
US10760318B2 (en) | 2020-09-01 |
CN109844326A (zh) | 2019-06-04 |
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