ES2162017T3 - DOUBLE VALVE CONTROL SYSTEM. - Google Patents
DOUBLE VALVE CONTROL SYSTEM.Info
- Publication number
- ES2162017T3 ES2162017T3 ES96850212T ES96850212T ES2162017T3 ES 2162017 T3 ES2162017 T3 ES 2162017T3 ES 96850212 T ES96850212 T ES 96850212T ES 96850212 T ES96850212 T ES 96850212T ES 2162017 T3 ES2162017 T3 ES 2162017T3
- Authority
- ES
- Spain
- Prior art keywords
- valve
- control signal
- switch
- switches
- application
- 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.)
- Expired - Lifetime
Links
- 239000012530 fluid Substances 0.000 abstract 4
- 230000004913 activation Effects 0.000 abstract 2
- VJYFKVYYMZPMAB-UHFFFAOYSA-N ethoprophos Chemical compound CCCSP(=O)(OCC)SCCC VJYFKVYYMZPMAB-UHFFFAOYSA-N 0.000 abstract 1
- 238000012806 monitoring device Methods 0.000 abstract 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
- F15B20/001—Double valve requiring the use of both hands simultaneously
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)
- Magnetically Actuated Valves (AREA)
- Flow Control (AREA)
Abstract
UN DISPOSITIVO DE CONTROL Y SEGUIMIENTO DE DOS VALVULA DE FLUIDOS EN EL QUE CADA VALVULA DE FLUIDOS COMPRENDE UN MEDIO DE ARRASTRE ADAPTADO PARA SU ACTIVACION POR UNA SEÑAL DE CONTROL ASOCIADA, Y UN ELEMENTO DE VALVULA MOVIL QUE ESTA DIRIGIDO HACIA UNA PRIMERA POSICION EN LA QUE SE PREVIENE EL FLUJO DE FLUIDOS POR LA VALVULA, Y QUE PUEDE SER ARRASTRADO POR EL MEDIO DE ARRASTRE HASTA UNA SEGUNDA POSICION EN LA QUE EL FLUIDO ES CAPAZ DE FLUIR POR LA VALVULA, UN PRIMER CONMUTADOR QUE PUEDE SER ACCIONADO POR EL ELEMENTO DESPLAZABLE DE LA PRIMERA VALVULA, UN SEGUNDO CONMUTADOR QUE PUEDE SER ACCIONADO POR EL ELEMENTO DESPLAZABLE DE LA SEGUNDA VALVULA, DONDE CADA CONMUTADOR ESTA DIRIGIDO HACIA UNA PRIMERA POSICION Y CADA CONMUTADOR PUEDE SER ARRASTRADO HASTA UNA SEGUNDA POSICION CUANDO EL ELEMENTO DESPLAZABLE DE LA VALVULA ASOCIADA ADOPTA SU SEGUNDA POSICION. SEGUN ESTA INVENCION, AMBOS CONMUTADORES (20, 21) ESTAN ADAPTADOS PARA INFLUIR DIRECTAMENTE LAS RUTAS DE LAS SEÑALES DE CONTROL EN LAS DOS POSICIONES DE LOS CONMUTADORES Y ESTAN CONECTADOS DE UNA FORMA QUE EVITA LA APLICACION DE LA PRIMERA SEÑAL DE CONTROL (S1) A LA PRIMERA VALVULA (20) CON LA PRIMERA VALVULA EN SU PRIMERA POSICION CUANDO TIENE LUGAR LA APLICACION DE LA PRIMERA SEÑAL DE CONTROL (S1) DESPUES DE QUE HA TRANSCURRIDO UN PERIODO DE TIEMPO PREDETERMINADO DESDE EL TIEMPO DE ACTIVACION DE LA SEGUNDA VALVULA, Y PARA EVITAR LA APLICACION DE LA SEGUNDA SEÑAL DE CONTROL (S1) A LA SEGUNDA VALVULA CUANDO ESTA EN SU PRIMERA POSICION SI TIENE LUGAR LA APLICACION DE LA SEGUNDA SEÑAL DE CONTROL (S2) DESPUES DE QUE HAYA TRANSCURRIDO UN PERIODO DE TIEMPO PREDETERMINADO POSTERIOR A LA ACTIVACION DE LA PRIMERA VALVULA. AMBOS CONMUTADORES (20, 21) ESTAN CONECTADOS DE UNA FORMA QUE PERMITE QUE CADA SEÑAL DE CONTROL SE APLICA A UN MEDIO DE ARRASTRE RESPECTIVO CUANDO LOS DOS CONMUTADORES OCUPAN SIMULTANEAMENTE SU SEGUNDA POSICION.A CONTROL AND MONITORING DEVICE OF TWO FLUID VALVES IN WHICH EACH FLUID VALVE UNDERSTANDS A DRAWING MEDIA ADAPTED FOR ACTIVATION BY AN ASSOCIATED CONTROL SIGNAL, AND A MOBILE VALVE ELEMENT THAT IS DIRECTED TO A FIRST POSITION THE FLOW OF FLUIDS IS PREVENTED BY THE VALVE, AND WHICH CAN BE DRAGED BY THE MEANS OF DRAGING UP TO A SECOND POSITION IN WHICH THE FLUID IS ABLE TO FLOW THROUGH THE VALVE, A FIRST SWITCH THAT CAN BE OPERATED BY THE DISPLACABLE ELEMENT OF THE FIRST VALVE, A SECOND SWITCH THAT CAN BE ACTUATED BY THE DISPLACABLE ELEMENT OF THE SECOND VALVE, WHERE EACH SWITCH IS DIRECTED TO A FIRST POSITION AND EACH SWITCH CAN BE DRAGED UP TO A SECOND POSITION WHEN THE SECOND ADVANCED APPLIANCE . ACCORDING TO THIS INVENTION, BOTH SWITCHES (20, 21) ARE ADAPTED TO DIRECTLY INFLUATE THE ROUTES OF CONTROL SIGNALS IN THE TWO POSITIONS OF THE SWITCHES AND ARE CONNECTED IN A WAY THAT AVOID THE APPLICATION OF THE FIRST CONTROL SIGNAL (S1) TO THE FIRST VALVE (20) WITH THE FIRST VALVE IN ITS FIRST POSITION WHEN THE APPLICATION OF THE FIRST CONTROL SIGNAL (S1) HAS BEEN PLACED AFTER A DEFAULT TIME PERIOD HAS BEEN TRANSACED SINCE THE ACTIVATION TIME OF THE SECOND VALVE, AND FOR AVOID THE APPLICATION OF THE SECOND CONTROL SIGNAL (S1) TO THE SECOND VALVE WHEN IT IS IN ITS FIRST POSITION IF THE APPLICATION OF THE SECOND CONTROL SIGNAL (S2) HAS BEEN PLACED AFTER A DEFAULT PERIOD OF TIME IS DETERMINED AFTER OF THE FIRST VALVE. BOTH SWITCHES (20, 21) ARE CONNECTED IN A WAY THAT ALLOWS EACH CONTROL SIGNAL TO BE APPLIED TO A MEANS OF RESPECTIVE DRAGGING WHEN THE TWO SWITCHES SIMULTANEOUSLY OCCUPY ITS SECOND POSITION.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE9504535A SE505573C2 (en) | 1995-12-19 | 1995-12-19 | Control device with self-control of the control device components during each control operation |
| SE9602782A SE9602782L (en) | 1995-12-19 | 1996-07-15 | Control device for two-hand controls for example a press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2162017T3 true ES2162017T3 (en) | 2001-12-16 |
Family
ID=26662456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES96850212T Expired - Lifetime ES2162017T3 (en) | 1995-12-19 | 1996-12-17 | DOUBLE VALVE CONTROL SYSTEM. |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP0782057B1 (en) |
| DE (1) | DE69614987T2 (en) |
| ES (1) | ES2162017T3 (en) |
| SE (1) | SE9602782L (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AUPR616101A0 (en) * | 2001-07-02 | 2001-08-02 | Hodges, Murray Andrew | Safety device for fluid operated machines |
| US7438086B2 (en) * | 2006-02-02 | 2008-10-21 | Ross Controls | Dynamic fluid power monitoring system for separate actuators |
| CN107940226A (en) * | 2017-12-17 | 2018-04-20 | 无锡优耐特能源科技有限公司 | A kind of both hands operation monitoring interlocking control device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2002890C3 (en) * | 1970-01-23 | 1974-06-06 | Woroneschskij Ordena Trudowowo Krasnowo Snameni Sawod Kusnetschno-Pressowowo Oborudowanija Imeni M.I. Kalinina, Woronesch (Sowjetunion) | Double three-way valve as a safety control |
| DE2839341C3 (en) * | 1978-09-09 | 1981-06-19 | Daimler-Benz Ag, 7000 Stuttgart | Pneumatic flip flop |
| DE3230056A1 (en) * | 1982-08-12 | 1984-02-16 | Herion-Werke Kg, 7012 Fellbach | Safety control system |
| DE3529802A1 (en) * | 1985-08-20 | 1987-02-26 | Herion Werke Kg | TWO-HANDED SECURITY CONTROL |
| US5113907A (en) * | 1991-01-29 | 1992-05-19 | Ross Operating Valve Company | Dynamic self-monitoring air operating system |
| DE9202938U1 (en) * | 1992-03-05 | 1992-05-07 | Herion-Werke Kg, 7012 Fellbach | Safety valve |
| DE4221756C2 (en) * | 1992-07-02 | 2003-06-12 | Bosch Rexroth Ag | Safety circuit for hydraulic consumers |
-
1996
- 1996-07-15 SE SE9602782A patent/SE9602782L/en not_active IP Right Cessation
- 1996-12-17 EP EP19960850212 patent/EP0782057B1/en not_active Expired - Lifetime
- 1996-12-17 DE DE1996614987 patent/DE69614987T2/en not_active Expired - Fee Related
- 1996-12-17 ES ES96850212T patent/ES2162017T3/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| SE505037C2 (en) | 1997-06-16 |
| SE9602782L (en) | 1997-06-16 |
| DE69614987T2 (en) | 2002-04-11 |
| SE9602782D0 (en) | 1996-07-15 |
| DE69614987D1 (en) | 2001-10-11 |
| EP0782057B1 (en) | 2001-09-05 |
| EP0782057A1 (en) | 1997-07-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG2A | Definitive protection |
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