초록 ▼

A pressure control valve is provided, in particular an electromagnetic pressure control valve, with a magnetic component which has at least one electrical coil and a relocatably supported armature at least partially within the coil. Furthermore, a valve component is provided which comprises a supply

A pressure control valve is provided, in particular an electromagnetic pressure control valve, with a magnetic component which has at least one electrical coil and a relocatably supported armature at least partially within the coil. Furthermore, a valve component is provided which comprises a supply, a runback, a load connection and a valve element, in which the valve element in turn has a gate valve and a globe valve.

대표청구항 ▼

The invention claimed is: 1. Pressure control valve comprising: a magnetic component comprising an electrical coil and a relocatable armature, and a valve component comprising a supply, a runback, a load connection and a valve element that interacts with the armature, wherein the valve element comp

The invention claimed is: 1. Pressure control valve comprising: a magnetic component comprising an electrical coil and a relocatable armature, and a valve component comprising a supply, a runback, a load connection and a valve element that interacts with the armature, wherein the valve element comprises: a gate valve operative to seal the supply from the load connection and the runback, a globe valve operative to seal the runback from the supply, a pin which interacts with the armature, and a tappet actuated via the pin, the tappet having an orifice proximate the gate valve. 2. Pressure control valve according to claim 1, wherein the gate valve (134) is formed as a first sealing element. 3. Pressure control valve according to claim 1, wherein the globe valve (133) is formed as a second sealing element. 4. Pressure control valve according to claim 1, wherein the pin (131) comprises a recess, in particular a borehole (139) and/or a cross-hole (140) through which a fluid flows into the interior of the magnetic component (110). 5. Pressure control valve according to claim 1, wherein the pin (131) or armature (112) has means for the fluid guidance (137), so that in particular the armature (112) is relocatable within the coil housing (118). 6. Pressure control valve according to claim 5, wherein the means for the fluid guidance is a pin groove (137) on the exterior of the pin (131). 7. Pressure control valve according to claim 1, wherein the tappet has a plurality of grooves formed thereon and the orifice is formed by one of the grooves extending farther along the tappet toward the gate valve than the other grooves. 8. Pressure control valve according to claim 1, wherein the gate valve (134) is formed as a portion of the tappet (132). 9. Pressure control valve according to claim 1, wherein the tappet (132) is formed in a manner that a fluid can flow at least partially along a control borehole (138) which surrounds said tappet. 10. Pressure control valve according to claim 9, wherein the fluid flows through at least one tappet groove (136, 202, 205, 208, 211, 214). 11. Pressure control valve according to claim 10, wherein the tappet groove (136, 202, 205, 208, 211, 214) is formed in an angular or round manner. 12. Pressure control valve according to claim 9, wherein the fluid flows through a cavity within the tappet (132, 200, 203, 206, 209, 212). 13. Pressure control valve according to claim 9, wherein the fluid flows through a thread-shaped round groove (208) of the tappet (132, 206). 14. Pressure control valve according to claim 9, wherein a spring (135) is provided which pushes the tappet (132) in direction of the pin (131). 15. Pressure control valve according to claim 1, wherein: the valve component has a borehole extending between the supply and the load connection, the borehole having an inner wall, the tappet has a section with a narrowed diameter located in the borehole proximate the gate valve, and the orifice is formed by an annular gap between the narrowed diameter section and the inner wall of the borehole. 16. Pressure control valve according to claim 1, wherein the orifice comprises a cross-hole. 17. Pressure control valve according to claim 1, wherein a spring (481) is provided in the magnetic component by means of which a spring force is exerted onto the armature (112, 412). 18. Pressure control valve according to claim 17, wherein the spring (481) is provided between an internal housing (416) and the armature (112, 412). 19. Pressure control valve according to claim 17, wherein the spring (481) is provided between an internal housing (416) and the pin (131, 431). 20. Pressure control valve according to claim 1, wherein an additional duct between the supply (121) and the load connection (123) is provided which is essentially sealable by means of the gate valve (134). 21. Pressure control valve according to claim 1, wherein by means of the control of the globe valve (133) via the electrical current which flows through the coil (111), the pressure at the load connection (123) is adjustable over an at least partially essentially linear range. 22. Pressure control valve according to claim 1, wherein the magnetic component (110) comprises a coil core (114) which is provided at least partially dipping into the coil (111). 23. Pressure control valve according to claim 1, wherein the gate valve (134) is provided within the supply (121) of the valve element (120). 24. Pressure control valve according to claim 1, wherein the globe valve (133) is provided in the runback (122) of the valve component (120).