The invention discloses a hydraulic braking power unit and a hydraulic braking power system. The hydraulic braking power unit comprises an oil tank; a hydraulic pump, one end of the hydraulic pump isconnected with the oil tank; an energy accumulator which is connected with the other end of the hydraulic pump through a first oil duct; a proportional decompression valve which is provided with a first oil inlet end, a first oil outlet end and a first oil return end, the first oil inlet end is arranged on the first oil duct, and the first oil return end is connected with the oil tank; a pressurereducing and relieving valveu, one end of the pressure reducing and relieving valve is arranged on the first oil duct through a second oil duct; a first one-way valve which is provided with a second oil inlet end and a second oil outlet end, the second oil outlet end is connected with the main hole channel and the auxiliary hole channel, and the second oil inlet end is connected with the other endof the pressure reducing and relieving valve; a first electromagnetic valve, one end of the first electromagnetic valve is connected with the auxiliary hole channel through a first oil return channel, and the other end of the first electromagnetic valve is connected with the oil tank. The hydraulic braking power unit is convenient for realizing automatic control.
一种液压制动动力单元及液压制动动力系统,液压制动动力单元包括:油箱;液压泵,所述液压泵一端连接所述油箱;蓄能器,所述蓄能器通过第一油道连接所述液压泵另一端;比例减泄压阀,所述比例减泄压阀具有第一进油端、第一出油端及第一回油端,所述第一进油端设于所述第一油道上,所述第一回油端连接所述油箱;减泄压阀,所述减泄压阀一端通过第二油道设于所述第一油道上;第一单向阀,所述第一单向阀具有第二进油端及第二出油端,所述第二出油端连接主孔道及副孔道,所述第二进油端连接所述减泄压阀另一端;第一电磁阀,所述第一电磁阀一端通过第一回油道连接副孔道,第一电磁阀另一端连接所述油箱。所述液压制动动力单元便于实现自动化控制。
Hydraulic braking power unit and hydraulic braking power system
液压制动动力单元及液压制动动力系统
2021-02-09
Patent
Elektronische Ressource
Chinesisch
IPC: | B60T Bremsanlagen für Fahrzeuge oder Teile davon , VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF |
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