ZHANG YUSHUN (Total 565 Patents Found)

The utility model discloses an overheat alarm circuit system for an oil-immersed transformer. The overheat alarm circuit system comprises an induction unit, a rectification filtering unit, a comparison unit, an alarm unit, a thermistor RT and a power supply S. The induction unit comprises a current transformer TA1 and ...
The utility model discloses a paperweight. The external shape is in an animal shape, and the entirety is transparent. Liquid, balls or suspended matter having bubbles are added in an enclosed type cavity. When the paperweight is moved, the balls in the cavity can be flowed slowly, and the suspended matter having bubble...
本实用新型公开了一种绷缝机行棉活动台板,包括主板(1)和辅插板(2),所述辅插板(2)包括横板(21)和竖板(22),所述主板(1)为凹形板,所述主板(1)的一侧设置有高度调节装置(11),所述主板(1)与所述辅插板(2)活动连接...
The utility model discloses a plastic tube fusing bonding material net and a portable electromagnetic heating device. The environment-friendly plastic tube fusing bonding material net is a magnetic conductive material net (203) made of environment-friendly and nontoxic magnetic conductive metal material and is a net st...
本发明涉及一种钉子,特别是一种具连接功能的多功能牵引钉。本发明包括钉子尖、钉子杠和钉子头,钉子尖的侧面设有弹性钩,弹性钩的端部有一凸起;钉子头上设有一挂钩,钉子头上还开设有一插接槽,插接槽的侧面开有孔洞,所述插接...
The utility model discloses a degradable heart acleistocardia plugging device, it is including the first disc net, tubulose net and the second disc net that connect gradually, the outer wire side center department of second disc net is equipped with the connecting piece that is used for the wire side binding off, the c...
本实用新型涉及一种屋顶绿化之构造,在屋顶上铺设有复数个可透气、透水的容物袋,该容物袋内装填有植物生长材料,将该些容物袋围构成一周缘密闭的种植空间,且在该种植空间内至少填充有植物生长材料。藉此,使植物可通过插播或喷...
The invention relates to a structure for roof greening, wherein a plurality of air-permeable and water-permeable accommodating bags are paved on a roof, a plant growth material is filled in the accommThe invention relates to a structure for roof greening, wherein a plurality of air-permeable and water-permeable accommo...
本实用新型公开了一种减速机的透盖回油装置,包括减速机齿轮轴、甩油环、透盖和钢板,所述甩油环包覆在所述减速机齿轮轴上同时贯穿于所述透盖中,所述钢板焊接在所述透盖的回油孔的外部形成密封腔;本实用新型经钢板形成的密封腔...
袋体堆叠结构,涉及一种具有固土、护坡、绿化综合功能的稳固保持水土的结构与方法。该结构包括内部装容填料的容物袋单元体,该容物袋单元体具有包括上、下纵向粘接连接与水平横向拉接连接的结构。所述容物袋单元体排列成水平的线...
The invention discloses an anti-fall device for height operation on transformers. The anti-fall device comprises two connectors used for being fixed on telegraph poles and cross rods or accessories of power transformers, and the connectors are connected through a steel rope. The connectors are hoops which comprise left...
本发明涉及一种小型水电站增速齿轮箱,包括箱体、输入总成,输出总成;输入总成包括输入轴和安装于输入轴末端的大锥齿轮,输出总成包括输出轴和安装于输出轴中部的小锥齿轮;输入总成竖直安装于箱体底面,输出总成水平安装于箱体...
The invention discloses an online detection device and a detection method for a transmission case. The online detection method comprises the following steps of: detecting stress waves generated by gear engagements by utilizing a pressure sensor when the transmission case is operated; carrying out signal processing on t...
The utility model discloses a confirm based on GPS and patrol and examine device that targets in place, including data acquisition device, positioner who is used for collection equipment positional information who is used for tracking the staff position and the supervisory equipment who passes through wireless network ...
The utility model discloses a large circular arc toothed rack machining tool which comprises a circular fixed plate and a circular movable plate. The movable plate is arranged over the fixed plate, and the circle center of the fixed plate coincides with the circle center of the movable plate. The diameter of the movabl...
本发明涉及一种边坡结构,特别是一种可在边坡上生长植物的绿色边坡结构。本发明所述的绿色边坡结构,包括边坡和容物袋,容物袋由边坡的上方延伸到边坡的底部,并通过牵引钉使容物袋固定深埋在边坡的底部,容物袋内装入有植物生长...
本实用新型公开了一种防滑装饰垫,其表面设有突出的触点,在防滑装饰垫内部还设有密闭的空腔,空腔中装有香味剂,空腔的数量可以为一个以上。利用空腔中装入的香味剂,使得防滑装饰垫在起到防滑和装饰作用的同时,还可通过空腔散...
The invention discloses an oil-immersed transformer overheat alarm circuit system which comprises an induction unit, a rectification filter unit, a comparison unit, an alarm unit, a thermistor RT and a power source S. The induction unit comprises a current mutual inductor TA1 and a current mutual inductor TA2, wherein ...
并行传动式碾磨装备主传动齿轮箱,涉及冶金领域,由箱体、输入轴、输入轴双联斜齿轮、两条并行传动链以及主轴齿轮、主轴组成,采用双联斜齿轮副输入-二级并行圆锥齿轮传动-三级齿轮传动,通过两条并行的传动链将输入轴功率分流,使...
本发明公开了一种自动码页放布机,包括主架、传动轮、主动轮和摆杆,主架包括平行设置的第一立杆和第二立杆,主架的一侧设置有第一支架,第一支架上设置有传动轮,另一侧设置有第二支架,第二支架上设置有主动轮,主动轮包括相互...
The utility model relates to a folding table lamp which is characterized in that a compressible spring support is fixedly arranged on a pedestal, the spring support is connected with a lampshade, a magnet is arranged on the lampshade, and magnets with opposite magnetism are arranged on the pedestal correspondingly. The...
The invention discloses a heat treatment method for a thin-walled gear ring. The heat treatment method comprises the following steps of: (1) heating the thin-walled gear ring to the temperature of 930 DEG C and performing carburization treatment; (2) performing misted cold normalizing after the carburization treatment ...
The utility model discloses a grouping inspection device, mark the tablet and install the defect indicating device on each parts of equipment on equipment including installing, it includes and is provided with different serial numbers on a plurality of subregions that are used for pasting the defective FRU explanation ...