A liquefied petroleum gas vehicle multi point injection device, a cylinder, which are connected in turn integrated valve, filling head, electromagnetic valve, pressure reducer, LPG filter, cut-off valve, stepper motor, distributor, nozzle, oxygen sensor, control circuit board, a switch simulator, conversion and nozzle, the utility model and the existing the advantages, because of the arrangement of the liquefied petroleum gas vehicle multi point injection device, can reduce pollution to ensure vehicle safety work at the same time, high reliability. The utility model has the advantages of simple and compact structure, convenient manufacture and assembly, low fuel oil cost, reduced emission pollution, and various kinds of users' effective use modes.
【技术实现步骤摘要】
【技术保护点】
１．一种石油液化气汽车多点喷射装置，由钢瓶、集成阀、加气头、电磁阀、滤清器、截止阀、减压器、步进电机、控制电路板、仿真器、转换开关、分配器、喷嘴和管道构成，其特征在于：集成阀设置在钢瓶上，在集成阀与钢瓶之间还设置有高压吸管，集成阀的入口与加气头之间设置有高压管，集成阀的出口与电磁阀的入口之间设置有高压管，电磁阀的出口与减压器的入口之间设置有高压管，减压器的出口与截止阀的入口之间管路连接，截止阀前设置有步进电机，步进电机的轴与截止阀的阀芯相互联接，截止阀的出口与分配器的入口之间设置有低压管，分配器的出口与喷嘴之间设置有低压管，喷嘴和发动机的燃气室相互联接，在发动机上设置有氧传感器，前述控制电路板分别与氧传感器、转换开关、步进电机、减压器截止阀和仿真器电路连接。
【技术特征摘要】
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