196results about How to "Realize layout" patented technology

The invention discloses a self-circulation micro-fluidic chip, as well as a preparation method and a usage of the self-circulation micro-fluidic chip. The micro-fluidic chip comprises a microfluid layer, an electroosmosis driving layer and a chip base layer from top to bottom, wherein the electroosmosis driving layer defines a microfluid flow channel and a wide/narrow electrode liquid metal flow channel with the microfluid layer and the chip base layer respectively; the microfluid flow channel and the wide/narrow electrode liquid metal flow channel are independent and are filled with a to-be-driven solution and a liquid metal respectively; the electroosmosis driving layer and the wide/narrow electrode liquid metal flow channel are interdigital; the lower surface of the electroosmosis driving layer is completely covered with the wide/narrow electrode liquid metal flow channel; the upper surface of the electroosmosis driving layer is exposed in the microfluid flow channel; and the two ends of the wide/narrow electrode liquid metal flow channel are communicated with a power supply via four metal electrodes. The micro-fluidic chip has the advantages of small size, high integration level, portability, good stability and the like, is low in preparation cost and wide in application scope, and a preparation technology of the micro-fluidic chip is also very simple and practicable.

The invention discloses an embedded composite casting method, which comprises the following steps: selecting the types of reinforcing materials according to the base materials of metal castings and structures which need to be cast, and processing to form reinforcing unit bodies with certain geometric shapes; carrying out pretreatment on the surfaces of the reinforcing unit bodies; assembling the reinforcing unit bodies into a bionic reinforcing skeleton according to the position requirement of inlay casting and the solidifying contraction characters of the base materials, and then, placing the bionic reinforcing skeleton in a casting mould or directly placing the reinforcing unit bodies in the casting mould according to design position to form the bionic reinforcing skeleton; carrying out preheating on the casting mould provided with the bionic reinforcing skeleton; and injecting the base materials liquefied to be liquid into the preheated casting mould to form an embedded composite casting. By adopting the embedded composite casting method, the interface binding of the base materials and the reinforcing materials is good in the composite process. A construction member manufactured by the method is capable of achieving higher toughness, strength and abrasive resistance. Moreover, the embedded composite casting method is not only suitable for carrying out compositing by taking ferrous metals as the base materials but also is suitable for carrying out compositing by taking non-ferrous metals as the base materials.

Provided are a stereo garage and a vehicle storing and taking method of the stereo garage. The stereo garage comprises a base, a frame and parking spaces, the frame is arranged on the base, the parking spaces are fixed to the frame and are multi-column longitudinally-arranged stereo parking spaces, the multi-column longitudinally-arranged stereo parking spaces comprise a plurality of longitudinally-arranged first multi-column comb tooth parking spaces and a plurality of longitudinally-arranged single-column comb tooth parking spaces or a plurality of longitudinally-arranged second multi-column comb tooth parking spaces. A vehicle storing and taking method of the stereo garage is further provided. According to the stereo garage and the vehicle storing and taking method of the stereo garage, the single-column mode in comb tooth type longitudinally-arranged parking space roadway stacking type and vertical lifting type mechanical garages is improved, and multi-column parking space arrangement is achieved; the problem that vehicles are difficult to store and take in multi-column type longitudinal comb tooth type vehicle carrying plates is solved, and the comb tooth type vehicle carrying plates hand over the vehicles without interfering each other. Space can be effectively utilized, the stereo garage is suitable for occasions with dense vehicles, a large parking lot with the volume reduplicated can be formed, and the use ratio of the space is effectively improved.

The invention discloses an acoustic wave device and a method for metro shield tunnel front boulder detection. The device comprises an acoustic wave transmitting system and an acoustic wave receiving system, wherein the acoustic wave transmitting system comprises an acoustic wave transducer arranged in a tunnel drilling hole for transmitting acoustic wave signals; the acoustic wave receiving system comprises an acoustic wave receiving sensor arranged at the end part of an anchor rod in a tunnel surrounding rock; and the acoustic wave transducer and the acoustic wave receiving sensor are respectively independently connected with a control system. The drilling hole and the anchor rod existing in the field are made full use of, layout of the acoustic wave transmitting and receiving devices is realized, the cost is low, the mounting is quick, and influences on construction are little; by using an advanced geological drilling hole already existing in the shield construction tunnel, quick layout of the acoustic wave transmitting system is carried out, an attenuation role on acoustic wave excitation by a mud area in front of a tunnel face can be effectively avoided, and the detection effects are improved; and the existing supporting anchor rod is used for mounting the receiving sensor, acoustic wave signals from the inner part of the rock can be better received, and strong reflection interference generated on a contact surface between a segment and the surrounding rock can be avoided.

The invention discloses a comprehensive rock impacting breaking test stand which comprises a rotating speed sensor, a propelling part, a rock drill, a displacement sensor, a travel switch, a rear support, a lifting table, a thrust rack, a rotating rack and a pendulum bob part. Optional height adjustment in the operating range, horizontal movement of rock and change of the included angle between a tool and the rock can be realized, holes in large rock at different regular positions are formed, the empty hole effect of the rock is researched, the research of rock breaking by combining impacting and rock breaking methods in other forms is realized by virtue of rapid replacement equipment, and the research of rock impacting breaking under single impact and continuous impact conditions is realized. The comprehensive rock impacting breaking test stand disclosed by the invention can serve as both research equipment in a lab and performance detection equipment in factories of rock drills, hydraulic hammers, down-the-hole drills and the like.

The invention discloses an automobile rotating door hinge, which comprises a fixed arm and a rotating arm, wherein the fixed arm is fixedly connected onto a door post of an automobile body; the rotating arm is fixedly connected onto the automobile body; the fixed arm is respectively provided with an arc-shaped roller guide slot and an arc-shaped limit chute; and at least two limit pits are arranged in the limit chute. The rotating arm is provided with a roller mechanism and a limit ball mechanism, wherein the roller mechanism corresponds to the roller guide slot, and the limit ball mechanism corresponds to the limit chute. The roller mechanism and the limit ball mechanism respectively do relative slip in the roller guide slot and the limit chute, and thus, the fixed arm and the rotating arm can be rotatablely and glidingly connected. According to the automobile rotating door hinge, the opening angle of the automobile door is increased to the maximum degree; the opening and closing and limit function of the automobile door is realized; the arrangement of the hinge is realized by using a smaller space, therefore, the weakening to the door post is reduced, and the strength of the door post is ensured. Castings are respectively adopted to serve as the fixed arm and the rotating arm, therefore, the cost is reduced.

The invention discloses a piling technology for a building workshop. The piling technology comprises the following steps that 1, a pile position is determined, construction layout is carried out through a total station or a theodolite, the pile position is determined, the angle of a setting-out point is determined at first through the setting-out principle of the theodolite, and then the design distance is pulled through a steel rule or a tape measurer; and 2, precast piles are manufactured, hoisted, conveyed and stacked, it is ensured that the precast piles are stably stacked and kept a proper distance away from the piling position. Compared with a traditional piling method, the technology is easy to operate, has various ways, can adapt to piling on various geological conditions, can effectively achieve pile preembedding operation, is reasonable in design, easy to operate, simple in steps, wide in application range and beneficial to being popularized, and operation time is saved.

The invention provides an indoor positioning method and system based on UWB, and the method comprises the steps: employing a TWR positioning method, a positioning server calculating the position of alabel according to the distance between a base station and the label, and achieving the positioning of the label. According to the technical scheme provided by the invention, the white list base station is arranged for the label, so that the label can be positioned within the shortest time, and meanwhile, the mutual conflict between UWB signals is effectively avoided. Moreover, according to the technical scheme of the invention, the white list base station is adjusted according to the distance between the base station with the white list and the label, the positioning network is optimized, andthe positioning precision is ensured. According to the technical scheme, no complex requirement is needed for arrangement of the base station, the construction difficulty is low, the positioning precision is high, and good application value and popularization value are achieved.

The invention discloses a true triaxial fracturing test device, which comprises a loading assembly, a fracturing pipe and an injection pump. The fracturing pipe comprises a first connector, an adapterpipe and a second connector, which are communicated. The first connector is embedded in a fracturing hole in a test sample, one end close to the test sample is fixedly connected with a first fracturing pipeline, and the other end is detachably connected with the end portion of the adapter pipe; the other end of the adapter pipe is detachably connected with the second connector; the end portion ofthe second connector is fixedly connected with a second fracturing pipeline; and the other end of the second fracturing pipeline is communicated with the injection pump. The test device is fast and convenient to assemble and disassemble, can be reused and meets the requirement of arranging fracturing shafts on different side surfaces of the test sample simultaneously.