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    • 2. 发明授权
    • Linear motor elevator system
    • 线性电机电梯系统
    • US5141082A
    • 1992-08-25
    • US712102
    • 1991-06-07
    • Toshiaki IshiiHiroyuki IkejimaHirosi YosikawaKazuhiko SugitaShigekazu SakabeHidehiko SugimotoToshiaki MaeharaTakesi Kisimoto
    • Toshiaki IshiiHiroyuki IkejimaHirosi YosikawaKazuhiko SugitaShigekazu SakabeHidehiko SugimotoToshiaki MaeharaTakesi Kisimoto
    • B66B9/02B66B11/04H02K41/02H02K41/03
    • H02K41/03B66B11/0407
    • A linear motor elevation system comprising an elongated magnetic induction member (21) mounted along the hoistway. The induction member (21) has a plurality of magnetic poles (21a) disposed at equal intervals along the hoistway so that they face toward the armature (27). An elevator car (4) or a counter weight has attached thereto a field magnet (26) disposed in a facing relationship with respect to the magnetic induction member (21) for generating magnetic poles in the induction member (21). The field magnet (26) comprises an iron core (23) having a U-shaped cross section including a central web portion on which a field winding 24 is wound and parallel flange portions extending from the web portion toward the magnetic induction member (21). An armature (27) comprising armature windings (25) wound on teeth formed in the magnetic induction member (21) is also disposed on the car (4) in a facing relationship with resepct to the magnetic induction member (21) for generating a progressive magnetic field acting on the magnetic induction member (21) to generate an electromagnetic drive force for moving the car (4) along the hoistway. The magnetic induction element (31) may have a guide surface which is in guiding engagement with guide rollers (41) mounted on the car (4) for guiding it along the hoistway.
    • 一种线性电动机升降系统,包括沿井道安装的细长磁感应构件(21)。 感应构件(21)具有沿着井道等间隔设置的多个磁极(21a),使得它们朝向电枢(27)。 电梯轿厢(4)或配重装有一个磁场磁体(26),该磁场磁体相对于磁感应构件(21)以与磁感应构件(21)相对的方式设置,用于在感应构件(21)中产生磁极。 场磁体(26)包括铁芯(23),其具有包括中心腹板部分的U形横截面,其上缠绕有磁场绕组24,并且从腹板部分朝向磁感应构件(21)延伸的平行凸缘部分, 。 包括缠绕在形成在磁感应构件(21)中的齿上的电枢绕组(25)的电枢(27)也以与磁感应构件(21)相对的对置关系设置在轿厢(4)上,用于产生渐进 磁场作用在磁感应构件(21)上,以产生用于沿着井道移动轿厢(4)的电磁驱动力。 磁感应元件(31)可以具有与安装在轿厢(4)上的引导辊(41)引导接合的引导表面,用于沿着井道引导。
    • 4. 发明授权
    • Linear motor elevator with support wings for mounting secondary side
magnets on an elevator car
    • 线性电动机电梯,带有用于在电梯车上安装二次侧磁铁的支撑线
    • US5158156A
    • 1992-10-27
    • US696958
    • 1991-05-08
    • Shigeru OkumaTakeshi FuruhashiHiroyuki IkejimaToshiaki Ishii
    • Shigeru OkumaTakeshi FuruhashiHiroyuki IkejimaToshiaki Ishii
    • B66B9/02B66B11/04H02K41/02H02K41/03
    • B66B11/0407H02K41/03
    • A linear motor elevator includes permanent magnets 4 mounted on a pair of wing-shaped support members 21 secured on and projecting sideways from the right and the left side walls 3a of the elevator car 3. The polar axes of the permanent magnets 4 are arranged in the direction of the thickness of the support members 21, such that both the north and the south poles of the permanent magnets 4 are exposed on the front and the back surface of the support members 21 and hence are utilized effectively for producing driving force (thrust) for the elevator car 3. Each one of the right and the left side coils 20a and 20b of the primary side coils 20 for forming vertically translating magnetic field is bent at the middle to form two horizontally extending branches, such that the primary side coils 20 sandwich the permanent magnets 4 across predetermined gaps in the direction of polar axes of the permanent magnets 4, when the elevator car 3 passes by the primary side coils 20. Thus, the strong attractive force acting on the permanent magnets 4 from the primary side coils 20 does not act on the cage structure of the elevator car 3.
    • 线性马达电梯包括安装在一对翼形支撑构件21上的永磁体4,永磁体4固定在电梯轿厢3的右侧壁3a和左侧壁3a的侧面上并从其侧面突出。永磁体4的极轴布置在 支撑构件21的厚度的方向,使得永磁体4的北极和南极都暴露在支撑构件21的前表面和后表面上,因此有效地用于产生驱动力(推力 )用于电梯轿厢3.用于形成垂直平移磁场的初级侧线圈20的左右线圈20a和20b中的每一个在中间弯曲以形成两个水平延伸的分支,使得初级侧线圈 当电梯轿厢3通过一次侧线圈20时,20将永磁体4夹在永磁体4的极轴方向上的预定间隙上。因此,强力 从初级侧线圈20作用在永磁体4上的反作用力不会对电梯轿厢3的保持架结构起作用。
    • 6. 发明授权
    • Joining segments of the secondary in a linear motor driven elevator
apparatus
    • 在线性电动机驱动的电梯装置中连接次级的段
    • US5345047A
    • 1994-09-06
    • US953710
    • 1992-09-30
    • Toshiaki IshiiMasamoto MizunoKazuhiko Sugita
    • Toshiaki IshiiMasamoto MizunoKazuhiko Sugita
    • B66B11/04H02K41/025B66B1/06H02K41/00
    • H02K41/025B66B11/0407
    • The present invention provides a linear motor driven elevator apparatus which enables a decrease in the thrust variation at the passage of primary windings of a linear induction motor loaded on a car or a balance weight through joints of secondary conductors and which can prevent an unpleasant impression from being given to the passengers.In the elevator apparatus, each of the connections of the secondary conductor members of the linear induction motor serving as a drive source for vertically driving an elevator car has a structure in which each of the secondary conductor members is notched to about half of the thickness thereof, and the notch portions are superposed. The length of each of the notch portions is set to a value greater than the pole pitch of the primary windings of the linear induction motor, and the set heights of the joints are different from each other.
    • 本发明提供了一种线性电动机驱动电梯装置,其能够通过次级导体的接头减少装载在轿厢或平衡重的线性感应电动机的初级绕组通过时的推力变化,并且可以防止不适的印象 被给予乘客。 在电梯装置中,用作垂直驱动电梯轿厢的驱动源的线性感应电动机的次级导体构件的每个连接具有其中每个次级导体构件被切割成其厚度的大约一半的结构 并且切口部分重叠。 每个切口部分的长度被设定为大于线性感应电动机的初级绕组的极间距,并且接头的设定高度彼此不同。