衣柜开门器

文胸罩杯（WL）

High-molecular polymer shading film and application thereof

According to the high-molecular polymer shading film and the application thereof, the shading film has an excellent shading effect, the color can be other colors, and the shading film is not single any more and is more attractive. Comprising a TPU shading film, and color films are arranged on the lower surface or the upper surface and the lower surface of the TPU shading film.

Animal is given and eats device

... 本实用新型公开了一种动物给食装置，包括容器、底座和容器盖，容器下端外壁设有卡条，下端设有出料口,底座包括接口、定位口、旋转槽、食槽和进料口，卡条先卡入底座的定位口，再稍转动容器，使卡条刚好进入旋转槽内，此时接口壁面堵住容器出料口；直接从容器顶部投放食材，当需要给动物喂食时，继续转动容器，使卡条沿着旋转槽移动，将容器的出料口至底座的进料口对应位置，使容器中的液体食物流进食槽中，当液体食物的液面与容器出料口的上沿齐平时，则容器中的液体食物停止流出。本实用新型能保持食槽食材数量恒定，底座有恒温系统能保持食物温度恒定，周期性地粉碎搅拌食物，确保各种食材互相溶解不发生沉淀，营养稳定，利于动物健康成长。 ...

Golf posture corrector

The invention relates to the technical field of sports equipment, and provides a golf posture corrector which comprises a positioning ring, the positioning ring is in a circular ring shape, the positioning ring can be plastically deformed, and the outer diameter of the positioning ring can be adjusted; the positioning ring is provided with a first end part and a second end part, the first end part and the second end part are mutually butted and overlapped to form a circular ring, and the overlapping and fixing positions of the first end part and the second end part are adjustably arranged; the connecting piece is arranged at the position where the first end part and the second end part are mutually overlapped, and the connecting piece is used for fixing the overlapped part of the first end part and the second end part; and the bandage is arranged on the positioning ring, and the bandage is detachably fixed with the front arm. On the basis, the outer diameter of the corrector can be conveniently ...

Petroleum drilling bit rotating speed measuring system

The invention provides a petroleum drilling drill bit rotating speed measuring system which comprises a drill bit main body structure and a circuit structure, and the circuit structure is fixed in the drill bit main body structure and measures required parameters of a drill bit of the drill bit main body structure. The drill bit body structure comprises a lower shell, a circuit framework and an upper connector, the lower end of the lower shell is connected with a drill bit, the upper end of the lower shell is connected with the upper connector, and the circuit framework is located in a cavity formed by the lower shell and the upper connector. The rotation speed measuring system for the petroleum drilling bit can work for a long time, and replacement of tripping is reduced. The device is compact in structure, safe, reliable, convenient to disassemble and assemble and easy to maintain.

Throttling direct-pushing controllable variable-diameter stabilizer for petroleum drilling, variable-diameter method and control method

The invention relates to the technical field of petroleum drilling, in particular to a throttling direct-pushing controllable variable-diameter stabilizer for petroleum drilling and a variable-diameter method and a control method.The stabilizer comprises an outer shell with the two ends penetrating through the interior and being hollow, a filtering short section and an isolating short section are arranged in a hollow cavity, and an executing mechanism and a plurality of variable-diameter parts are arranged on the outer shell; the executing mechanism is installed in the portion, between the filter short section and the outer shell, of the shell, the multiple reducing parts are installed in the portion, between the isolation short section and the outer shell, of the shell, and a pressure applying cavity is formed between the isolation short section and the outer shell. The executing mechanism can convey fluid flowing through the filter nipple into the pressure applying cavity to extrude the ...

LED industrial and mining lamp with waterproof dustproof function

... 本实用新型提供种具有防水防尘功能的LED工矿灯。该工矿灯包括灯壳、灯罩、LED光源板、导热板、散热器和电源模块。灯罩和LED光源板均安装在导热板上，LED光源板是置于灯罩的内部的；散热器设置在导热板和灯壳之间；灯壳的内部设有容纳腔，电源模块置于所述容纳腔中；灯壳在容纳腔底部的外侧还形成有用于安装散热器的环形罩，所述环形罩上设有若干透气孔；散热器在连接导热板的端设有若干进气孔，散热器内部形成有若干条空气通道；所述进气孔、空气通道和透气孔依次相通形成散热通道；在所述容纳腔的底部还设有用于防止散热器内的气体进入容纳腔内部的隔挡片。该LED工矿灯既具有良好的散热效果，也具有良好的防水防尘功能，有利于延长灯的使用寿命。 ...

Corollary equipment for environment-friendly drilling of soil layer

The invention belongs to the technical field of petroleum drilling devices, and particularly provides corollary equipment for environment-friendly drilling of a soil layer, which comprises a drill bit, a lifting mechanism, a drill column, a lifting steel wire rope and a winch, the lower part of the drill column is connected with the drill bit, the lifting mechanism is sleeved outside the drill column, and the lower part of the lifting mechanism is sleeved outside the upper part of the drill bit; the problems that in the prior art, when drilling is conducted without drilling fluid, drilling equipment is high in cost, low in efficiency, small in drilling depth and irregular in well hole are solved, dry type rotary drilling operation is achieved, and the drilling equipment is low in cost, high in efficiency, large in drilling depth and regular in well hole.

Well drilling construction difficulty evaluation method based on analytic hierarchy process

The invention belongs to the technical field of oil and gas field drilling, and particularly relates to a drilling construction difficulty evaluation method based on an analytic hierarchy process. The invention discloses a drilling construction difficulty evaluation method based on an analytic hierarchy process. The method comprises the following steps: collecting main control parameters influencing the drilling construction difficulty; constructing a hierarchical structure model for drilling construction difficulty evaluation; constructing a judgment matrix; calculating a relative weight value of each parameter representing a drilling construction difficulty main control parameter in the judgment matrix; according to the obtained relative weight values, layer-by-layer upward cumulative summation is carried out, a single well difficulty coefficient is obtained, and then single well drilling construction difficulty evaluation is carried out. By establishing the hierarchical structure model ...

Retrieval and atlas analysis method based on knowledge base in field of knowledge atlas

The invention provides a retrieval and graph analysis method based on a knowledge graph domain knowledge base. The method comprises the following steps: storing content management data of the knowledge graph domain knowledge base; constructing a knowledge graph domain knowledge base retrieval function; storing knowledge graph domain knowledge base knowledge construction data; building a knowledge graph domain knowledge base graph construction function; and performing intelligent analysis by adopting the knowledge graph domain knowledge base graph. According to the retrieval and graph analysis method and device based on the knowledge base in the field of the knowledge graph and the computer readable storage medium provided by the invention, on the premise of meeting functions, the display experience of contents is optimized, the keyword search complexity of a user is reduced, and meanwhile, the accuracy of a retrieval result is ensured.