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    • 4. 发明授权
    • Pre-stressed concrete track slab of slab-type ballast-less track
    • 预应力混凝土轨道板坯式无轨道
    • US09222225B2
    • 2015-12-29
    • US13994931
    • 2011-12-15
    • Jijun WangCheng JiangWeibin LiuYong ZhaoMeng WangZiqing JiangJia FanXianggang DuLu Chunfang
    • Jijun WangCheng JiangWeibin LiuYong ZhaoMeng WangZiqing JiangJia FanXianggang DuLu Chunfang
    • E01B1/00E01B3/40
    • E01B1/002E01B3/40
    • Provided in the disclosure is a pre-stressed concrete track slab of slab-type ballast-less track, which includes a slab body (1), on which fastening embedded casings (4) are arranged. At least one row of longitudinal common steel bars (11) and at least one row of transverse common steel bars (12) are arranged in the slab body (1) along a length direction and a width direction. The longitudinal common steel bars (11) are insulated from the transverse common steel bars (12). At least one row of longitudinal pre-stressed steel bars (7) and at least one row of transverse pre-stressed steel bars (6) are fastened in the slab body (1) along the length direction and the width direction through anchor backing plates and fastener devices (8). In the pre-stress directions of the longitudinal pre-stressed steel bars (7) and the transverse pre-stressed steel bars (6), it is post-tensioned in both directions or it is pre-tensioned in one direction and post-tensioned in the other direction. Limiting structures (5) and grounding terminals (10) are also arranged on the slab body (1). The pre-stressed concrete track slab has the characteristics of light structural dead weight, small structure height, low manufacturing cost and deformation resistance.
    • 本发明公开了一种板坯式无轨道预应力混凝土轨道板,包括板体(1),其上布置有紧固嵌入壳体(4)。 至少一排纵向普通钢筋(11)和至少一排横向普通钢筋(12)沿着长度方向和宽度方向布置在板坯体(1)中。 纵向普通钢筋(11)与横向普通钢筋(12)绝缘。 至少一排纵向预应力钢筋(7)和至少一排横向预应力钢筋(6)沿着长度方向和宽度方向通过锚固衬板(6)紧固在板体(1)中 和紧固件装置(8)。 在纵向预应力钢筋(7)和横向预应力钢筋(6)的预应力方向上,其沿两个方向被后张紧或者在一个方向上被预张紧并且被拉伸 在另一个方向。 限制结构(5)和接地端子(10)也布置在板体(1)上。 预应力混凝土轨道板具有结构自重轻,结构高度小,制造成本低,抗变形的特点。
    • 7. 发明授权
    • Power supply control device and ventilating device using same
    • 电源控制装置和通风装置使用相同
    • US08914161B2
    • 2014-12-16
    • US13210397
    • 2011-08-16
    • Yong Zhao
    • Yong Zhao
    • G05D7/06H02J9/00H02J9/06
    • H02J9/061Y02B10/72Y10T307/615
    • A power supply control device including a power supply and a switching control system. The power supply includes a solar power supply unit and an electric network power supply unit. The solar power supply unit includes solar cells and a DC-DC boosting circuit; an output terminal of the solar cells is connected with an input terminal of the DC-DC boosting circuit and the output terminal of the DC-DC boosting circuit supplies power to the exterior. The electric network power supply unit includes an AC-DC rectifying circuit; an input terminal of the AC-DC rectifying circuit is connected to an electric network alternating current input and an output terminal thereof supplies power to the exterior. A ventilating device using the power supply device is also provided.
    • 一种电源控制装置,包括电源和开关控制系统。 电源包括太阳能供电单元和电网供电单元。 太阳能电源单元包括太阳能电池和DC-DC升压电路; 太阳能电池的输出端子与DC-DC升压电路的输入端子连接,DC-DC升压电路的输出端子向外部供电。 电网电源单元包括AC-DC整流电路; AC-DC整流电路的输入端子与电网交流输入端连接,其输出端子向外部供电。 还提供使用电源装置的通风装置。