高(Gao)压(Ya)柱(Zhu)塞(Sai)泵(Beng)的(De)使(Shi)用(Yong)压(Ya)力(Li)一(Yi)般(Ban)应(Ying)在(Zai)10MPa~(?)100MPa之(Zhi)间(Jian)。(?)它(Ta)属(Shu)于(Yu)容(Rong)积(Ji)式(Shi)泵(Beng),(?)借(Jie)助(Zhu)工(Gong)作(Zuo)腔(Qiang)里(Li)的(De)容(Rong)积(Ji)周(Zhou)期(Qi)性(Xing)变(Bian)化(Hua)来(Lai)达(Da)到(Dao)输(Shu)送(Song)液(Ye)体(Ti)的(De)目(Mu)的(De);(?)原(Yuan)动(Dong)机(Ji)的(De)机(Ji)械(Xie)能(Neng)经(Jing)泵(Beng)直(Zhi)接(Jie)转(Zhuan)化(Hua)为(Wei)输(Shu)送(Song)液(Ye)体(Ti)的(De)压(Ya)力(Li)能(Neng);(?)泵(Beng)的(De)容(Rong)量(Liang)只(Zhi)取(Qu)决(Jue)于(Yu)工(Gong)作(Zuo)腔(Qiang)容(Rong)积(Ji)变(Bian)化(Hua)值(Zhi)及(Ji)其(Qi)在(Zai)单(Dan)位(Wei)时(Shi)间(Jian)内(Nei)的(De)变(Bian)化(Hua)次(Ci)数(Shu),(?)理(Li)论(Lun)上(Shang)与(Yu)排(Pai)出(Chu)压(Ya)力(Li)无(Wu)关(Guan)。(?)往(Wang)复(Fu)泵(Beng)是(Shi)借(Jie)助(Zhu)于(Yu)活(Huo)塞(Sai)在(Zai)液(Ye)缸(Gang)工(Gong)作(Zuo)腔(Qiang)内(Nei)的(De)往(Wang)复(Fu)运(Yun)动(Dong)((?)或(Huo)通(Tong)过(Guo)隔(Ge)膜(Mo)、(?)波(Bo)纹(Wen)管(Guan)等(Deng)挠(Nao)性(Xing)元(Yuan)件(Jian)在(Zai)工(Gong)作(Zuo)腔(Qiang)内(Nei)的(De)周(Zhou)期(Qi)性(Xing)弹(Dan)性(Xing)变(Bian)形(Xing))(?)来(Lai)使(Shi)工(Gong)作(Zuo)腔(Qiang)容(Rong)积(Ji)产(Chan)生(Sheng)周(Zhou)期(Qi)性(Xing)变(Bian)化(Hua)的(De)。(?)在(Zai)结(Jie)构(Gou)上(Shang),(?)往(Wang)复(Fu)泵(Beng)的(De)工(Gong)作(Zuo)腔(Qiang)是(Shi)借(Jie)助(Zhu)密(Mi)封(Feng)装(Zhuang)置(Zhi)与(Yu)外(Wai)界(Jie)隔(Ge)开(Kai),(?)通(Tong)过(Guo)泵(Beng)阀(Fa)((?)吸(Xi)入(Ru)阀(Fa)和(He)排(Pai)出(Chu)阀(Fa))(?)与(Yu)管(Guan)路(Lu)沟(Gou)通(Tong)或(Huo)闭(Bi)合(He)。(?)