Pneumatic solenoid valve, vehicle compressed air device, and vehicle

CN122535772APending Publication Date: 2026-08-07ZF CV SYST EURO BV
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Patent Information

Application Number
CN202480084519.4
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Priority Date
2024-01-24
Filing Date
2024-12-11
Publication Date
2026-08-07

AI Technical Summary

Benefits of technology

[0024]本发明还涉及一种具有根据前述特征之一的气动电磁阀的车辆压缩空气设备。车辆压缩空气设备例如可以形成气动的压缩空气设备、如气动的制动系统、变速器自动化装置或空气悬架设备。在这里,气动电磁阀可以设置成用于选择性地释放和截止压缩空气流。根据实施例,气动电磁阀可以构成为用于对膜缸进行排气的排气阀或构成为用于对膜缸进行的充气阀。此外,所提出的车辆压缩空气设备具有以下优点:利用所描述的气动电磁阀能以低的电能消耗实现也有效控制更大的压缩空气流,使得所述车辆压缩空气设备能有效地并且以高的性能能力运行。由于气动电磁阀的简单且鲁棒的构造,所提出的车辆压缩空气设备还与少的制造和维护耗费相关联。

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Abstract

This invention relates to a pneumatic solenoid valve (10), particularly to a compressed air device (30) for a vehicle (50), comprising: an electromechanical actuator unit (11) having an energized coil, a magnetic core (12), and a movable armature (13); a valve housing (14) having a first compressed air connector (15) forming a compressed air inlet and a second compressed air connector (16) forming a compressed air outlet; and a valve cavity (17) having a valve seat (18) at the first compressed air connector (15), wherein the valve seat (18) is movable by means of a valve seat arranged on the armature. (13) is sealed by the sealing element (19); wherein: the electromechanical actuator unit (11) has an armature guide (20) in which the armature (13) can translate, the armature guide (20) is movably arranged in the valve housing (14) and connected to the magnetic core (12); and the pneumatic solenoid valve (10) is designed to cause a first partial stroke (H1) of the armature (13) when the coil is energized to lift the sealing element (19) from the valve seat (18) and to allow the compressed air flow (L) flowing in at the first compressed air connector (15) to pass through. ein This causes the armature guide (20) and the magnetic core (12) to travel, and results in a second travel (H2) of the armature (13). The invention also relates to a vehicle compressed air device (30) and a vehicle (50) having the compressed air device (30).
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Citation Information

Patent Citations

  • Electromagnetically actuated seat for use in valve assembly of motor vehicle air suspension systems, comprises sealing element, which is arranged in closed position for sealing seal seat and sealing element is made of elastic material

    DE102011078102A1