960results about How to "Flexible connection" patented technology

A stent that can be made of self-expandable members and balloon expandable members is described. The members can be held together by a polymer layer, polymer rings or discreet polymer connectors. Methods of making and using the stent are also described.

A stent that can be made of self-expandable members and balloon expandable members is described. The members can be held together by a polymer layer, polymer rings or discreet polymer connectors. Methods of making and using the stent are also described.

The invention relates to the field of the laser-electricity arc composite welding, in particular to a laser-electricity arc composite welding head adjusting device. The laser-electricity arc composite welding head adjusting device comprises a laser welding head, an arc-welding gun, an X-axis adjusting mechanism, a Y-axis adjusting mechanism, a Z-axis adjusting mechanism and a connecting flange. The laser-electricity arc composite welding head adjusting device is characterized in that the connecting flange is connected with the laser welding head. The X-axis adjusting mechanism is connected with an angle-adjusting plate. The angle-adjusting plate is provided with two homocentric arc-shaped slot holes. A screw pin I and a screw pin II are arranged in each arc-shaped slot hole. The screw pin I and the screw pin II are respectively connected with the arc-welding gun. The screw pin I and the screw pin II are distributed along the central axis of the arc-welding gun. When the welding gun can be adjusted to correspond to the angle of a laser beam, the welding gun is rotated in a centre of a welding stick tip end. Compared with prior art, the laser-electricity arc composite welding head adjusting device has the advantages of that angles of the welding gun and locations of the welding gun can be adjusted conveniently, wherein the angles correspond to the laser beam and the locations are along an X direction, a Y direction and a Z direction. Finally, good combination of a laser heat source and an arc-welding heat source can be achieved. The laser-electricity arc composite welding head adjusting device has an important significance on guaranteeing composite welding quality and good shaping effects.

A Universal Storage Interface Bus external storage device comprises an IDE storage device, a ribbon cable, an USIB connector conversion board, an USIB interface conversion device containing an USIB interface conversion board, and an interface cable. The IDE data storage device couples with a first connector of the ribbon cable and the ribbon cable further has a second connector. The USIB connector conversion board has a third connector and a fourth connector, and the third connector couples with the second connector for converting a signal of the third connector into a signal of the fourth connector. The USIB interface conversion cable device provides a fifth connector, an USIB interface conversion board, and a sixth connector. A cable is between and connecting with the USIB interface conversion board and the sixth connector. The fifth connector couples with the fourth connector and the sixth connector thereof couples with an input / out port of a personal computer. The personal computer can connect with the data storage device by way of replacing the USIB interface conversion cable device in case of the input / output port providing an interface thereof different from that of the data storage device for saving the expense of the user.

The invention provides an HEV (Hybrid Electric Vehicle) driving system based on CVT (Continuously Variable Transmission). The HEV driving system based on the CVT comprises a combustion engine, a dual-mass flywheel, a planetary gear mechanism, a forward gear clutch, a back gear brake, a driving motor, a motor controller, a battery, a CVT mechanism, a speed reducer mechanism and a differential mechanism assembly, wherein the CVT mechanism comprises a driving belt wheel, a driven belt wheel, a metal belt and an electric oil pump, and a hybrid power dedicated continuously-variable unit is formed by integrating the CVT mechanism with the driving motor, the planetary gear mechanism, the forward gear clutch, the back gear brake, the speed reducer mechanism and the differential mechanism assembly; a hydraulic torque converter is removed by the CVT mechanism, the power of the combustion engine can be transmitted to the CVT mechanism through the dual-mass flywheel; and the driving motor is integrally arranged on the driving belt wheel, and the pressure of a hydraulic system is supplied by adopting the electric oil pump. According to the HEV driving system based on the CVT, provided by the invention, the energy-saving key technologies of an HEV such as low speed electric vehicle, idle speed removing, reduction of engine discharge capacity, motor assistance, steady-state operation of an engine and recovery of brake energy can be better realized.

The invention discloses an LED composite full-spectrum light source capable of promoting plant growth. Light emitted by an LED light source is irradiated to rare earth phosphor powder, and then an emission spectrum band is formed and comprises two or more emission peaks in the range of 350-1,100 nm. Quantum dot materials are added to the rare earth phosphor powder, the emission peaks of the emission spectrum band are adjusted in the full-wave band range of 350-1,100 nm through selection of quantum dot material composition elements and adjustment of particle sizes. The rare earth phosphor powder is any one or more of phosphor powder with the spectrum ranging from 350 nm to 1,100 nm. The LED composite full-spectrum light source has the effects that the photorefraction consumption rate is reduced, the light source color and luster are uniform, light polarization is avoided, the lighting effect is improved, the structure is simple and the cost is saved.

Support assemblies releasably extending between a ballistic vest and a waist encircling belt transfer the loads from the vest to the belt relieving the stress on the wearer's shoulders and spine. Each support assembly has a stiff carbon fiber bar enclosed within webbing which is attached to a side section of the vest such as by extending within a downwardly opening pocket, and is attached to the belt such as by an upwardly opening pocket. Alternatively, plastic shelves mounted to the belt can support the weight of the vest.

The invention relates to an enhanced type electrode converting device of a high-density electrical method instrument in an exploration instrument for geophysics, which is applied to the field of high-density electrical method exploration. The electrode converting device is designed on the basis of the fundamental principle of the high-density electrical method instrument, and adopts the structureas follows: each electrode is controlled by a processor, the electrodes are mutually connected in series only by a multi-core cable, and subordinate machines are mutually connected in series, therefore, a whole measuring section can be covered. The subordinate machines are flexibly connected by cables and can be assembled and disassembled conveniently; the system can automatically number the subordinate machines without manual numbering, and can automatically identify failure and the position of the failure, therefore, the invention provides the more perfect distributing type electrode converting device.

The invention relates to a multi-channel optical transceiver module comprising a tubular shell, a PCBA, an optical receiving component, and an optical transmitting component. Both the optical receiving component and the optical transmitting component are arranged in the tubular shell. The optical receiving component and the optical transmitting component are electrically connected with the PCBA through flexible circuit boards. One end of the optical receiving component and one end of the optical transmitting component extend out of one end of the tubular shell, and are connected with an external optical path. The PCBA extends out of the other end of the tubular shell, and is electrically connected with an external circuit. The problem that the existing optical path is of poor stability and is difficult to manufacture is solved. An optical fiber array and an optical multiplexing device are coupled together. The module has multiple wavelength channels. The transmission path of light beams is more stable and reliable. The module is more convenient and simple to produce and manufacture. The device is of higher reliability and lower cost.

The invention discloses a portable fault diagnosis tester applied to a petrochemical production device, comprising an instrument shell, a hardware mainboard, a CPU (Central Processing Unit), a memory, a hard disk, a power supply, a rechargeable battery, a minisize liquid crystal display, a display card, a minisize keyboard, various communication interfaces, a plugin multi-path AD / DA data collector and the like. The fault diagnosis tester can uninterruptedly collect on-site data all day long through simple system arrangement, and the sampling frequency can be set. The invention has small volume, light weight and convenient carrying, solves the bottleneck problem that the fault diagnosis technology is applied to a practical industrial field, has the advantage that the fault diagnosis testercan be used after a network cable is plugged especially for a petrochemical production device provided with a DCS system or a PLC (Programmable Logic Controller) or an intelligent instrument, therebythe invention is very convenient to use.

The invention discloses an automated container wharf handling system and a handling method thereof. The automated container wharf handling system comprises shore bridges, straddle carriers, storage yard cranes and a shuttle carrier system. A wharf storage yard area is divided into a front storage yard and a rear storage yard along the depth direction of the wharf storage yard area. The shuttle carrier system comprises at least one set of rail and conveyors, the rails are perpendicular to the shoreline direction of a wharf and penetrate the front and rear storage yards, the conveyors are arranged on the rails and are capable of relay-conveying containers, the rails are located below the storage yard cranes, and the working radius of the storage yard crane in the front storage yard is capable of extending to a container stacking area of the rails and the front storage yard area while the working radius of the rear storage yard area is capable of extending to the container stacking area of the rails and the rear storage yard area and a traffic channel of container trucks. By means of the shuttle carrier technology, relay conveying and automated handling of the containers can be realized, energy resources are saved, and efficiency is high; the rail carriers take the place of shuttle carriers travelling for long distance, so that cost is reduced.

The invention discloses integrated water purifying and processing equipment. The equipment comprises an external barrel and an internal barrel, wherein a convex head is arranged at the top of the external barrel; a water outlet is formed in the center of the convex head; a conical bottom plate is arranged at the bottom of the external barrel; a mixer motor and a speed reducer are arranged in the center of the bottom of the conical bottom plate; the speed reducer is provided with a stirring shaft; the side wall of the conical bottom plate is provided with a dredge pipe; an escape pipe is arranged at the bottom of the conical bottom plate; the inner side of the external barrel is divided into a clean water zone, an inclined tube settling zone, a mud and water separating zone, a secondary cluster flocculation zone, a primary flocculation reaction zone and a mud collection zone in turn from top down; a sludge concentrating zone is arranged between the internal barrel and the external barrel; the equipment is provided with a coagulant quick coagulation device and a sludge hydraulic automatic backflow device to keep the concentration of the sludge in the reaction zone stable; the sludge concentrating zone is provided with a spiral bevel plate to efficiently concentrate the sludge; and the clean water zone is provided with a water collecting plate to realize pressure effluent. The equipment has a simple structure, compact layout and high space utilization rate, is convenient to operate, and is suitable for clarifying tap water in middle-sized and small cities and purifying industrial water by primarily removing turbidity.

An ultra high torque double shoulder tool joint for maximizing the torsional strength of a threaded connection by correlating a transverse cross-sectional counter-bore area of the box (12) and pin (10). The pin (10) includes a base section (74) and a nose section (24). The nose section (24) defines a cross-sectional nose area (28). The pin external threads (22) include a taper no greater than 1 / 12. The box (12) include a cross-sectional counterbore area (46) and a cross-sectional box area (52). The overall strength of the tool joint is dependent upon the torsional strength of the threaded connection, the cross-sectional nose area (28) and the cross-sectional counter-bore area (46).

The invention relates to a residential building system with cast-in-situ beam columns and prefabricated sandwich concrete wall panels and a construction method, and the construction process of a vertical load-bearing structure is as follows: mounting the prefabricated sandwich concrete wall panels in para-positions on an underbeam / foundation so as to leave certain vertical gaps at the joints between the prefabricated sandwich concrete wall panels respectively, leaving horizontal gaps between the prefabricated sandwich concrete wall panels and the underbeam / foundation, mounting clamp dies at the gaps and casting concrete in situ so as to fixedly connect inter-plate connecting columns and horizontal joints formed at the vertical gaps and the horizontal gaps respectively, cast-in-situ wall corner columns and the prefabricated sandwich concrete wall panels into a whole and further constitute the vertical force-bearing structure of the residential building system. By adopting the invention, the bearing capacity of a wall body and the integrity and the anti-seismic performance of the structure of the whole residential building system are significantly improved, the application of steel mesh frame polyphenyl sandwich panels in the load-bearing structures is powerfully pushed, and the economic and social benefits are significant.

The invention discloses a digital-analog hybrid neural network chip architecture. The architecture comprises a two-dimensional SRAM module, an analog synaptic circuit, a nerve cell circuit, an AER communication module, and a master control digital unit. The two-dimensional SRAM module is taken as a storage unit of neural network connection relation and a synaptic weight value. The analog synaptic circuit and the nerve cell circuit respectively consist of an MOSFET circuit working in a subthreshold section. The AER communication module serves as the input and output interfaces of a chip, and employs an AER protocol for communication. All control circuits in the architecture are synchronous digital circuits. The architecture is low in power consumption, is high in degree of parallelism, and can achieve a neural network algorithm in a reasonable chip area, wherein the neural network algorithm is more complex in nerve cell functions, is larger in network scale, and is more flexible in connection.

The invention discloses a data acquisition module and a data acquisition system. The data acquisition module comprises a microprocessor unit used for realizing interface control according to usage requirement and a field programmable gate array (FPGA) unit which is connected with the microprocessor unit by virtue of a bus and is used for providing interface receiving data and uploading to the microprocessor by virtue of the bus interface after compression and screening are carried out on data. The embodiment of the invention adopts a framework that a microprocessor Power PC unit and an FPGA unit coordinate in use, the Power PC unit is embedded with multiple interface controllers and has the characteristic of simplicity in debugging, and debugging time can be saved. The FPGA unit is provided with multiple high-speed data interfaces, speciality is strong, plug-in of multiple interfaces can be easily realized, and the connection operation is simple and flexible. The data acquisition module and the data acquisition system which are disclosed by the embodiment of the invention can adapt relatively serve ambient temperature, and stable operation of the system is guaranteed.

The invention relates to a fast scanning detecting device of a two-wire system industrial instrument and a detecting method. The detecting method comprises the following steps of: using an HART bus protocol digital communication technology and a multi-channel switching and high-precision data acquisition technology, matching with a special upper computer detecting software and realizing batch scanning detection of the two-wire system instrument, thus simplifying production process, reducing labor intensity and being convenient to removing trouble and maintaining; the system comprises an intelligent instrument digital communication interface part, can carry out digital communication by the bus and the measured instrument, realize two-way transmission of data and carry out testing and primary diagnosis on the intelligent functions of the intelligent instrument; the device has flexible connecting modes, and can automatically configure according to the quantity of the detecting instrument; and the fast scanning detecting device of the two-wire system industrial instrument and the detecting method provide decisions for improving technique and quality, optimize production process of the product and improve the production efficiency.

The invention relates to an aero-engine rotation speed testing system which comprises a rotation speed sensor, a voltage comparison module, a logical processing counting module, a PLC (programmable logic controller), a parallel output module, a power module and two paths of rotation speed measuring systems. One path of the rotation speed measuring system is a high-voltage rotation speed sensor for measuring the high-voltage rotor end of an engine, the other path of the rotation speed measuring system is a low-voltage rotation speed sensor for measuring the low-voltage rotor end of the engine, and rotation speed measuring of high-voltage and low-voltage rotors is achieved. The logical processing counting module is a CPLD chip which converts rotation speed waveforms into digital rotation speed values and outputs the digital rotation speed values through the parallel output module. The parallel output module adopts NPN type triode collectors for open circuit output and can be flexibly connected with various loads. The PLC controls the logical processing counting module to achieve switching between high-speed counting and low-speed counting. By the aero-engine rotation speed testing system, testing accuracy and effectiveness are increased, testing cycle is shortened, energy is saved, labor intensity of workers is lowered, and detecting efficiency of engine performance parameters is increased.

A piled-up audio-source socket includes plural socket units and at least a connecting member, and each is provided on each side thereof with a first engaging portion, each connecting member is provided on its two mutually opposite sides each with a second engaging portion; the connecting member renders the socket units to assemble in a vertical orientation or a horizontal orientation. Or two mutually neighboring sides of a socket unit are provided each with a protruding engaging rail, and the remaining two sides are provided each with an engaging groove; an engaging rail on one side of a socket unit can be engaged into an engaging groove on a side of another socket unit. The plural socket units can thus be connected and arranged to form various shapes to suit various types of computers and AV equipments.

The invention relates to a long-distance nondestructive fiber transmission device of a high-definition multimedia interface (HDMI), which consists of a transmitting module, a receiving module and five fibers. The transmitting module is connected with the receiving module through the five fibers, the transmitting module is connected with a display source by cables, and the receiving module is connected with a display terminal by cables, wherein three fibers transmit a high-speed video / audio signal of a transition minimized differential signaling (TMDS), one fiber transmits a clock signal and one fiber transmits a DDC control signal. In the invention, the realization principle is as follows: four paths of optical signals transmit a high-definition signal, one path of optical signal transmits a display data channel signal read from the display terminal, and transmits back to the display source terminal, thereby completely replacing the copper cables in the cables with five fibers. The HDMI of the invention is transmitted by the five fibers, and has the advantages of high bandwidth, longer transmission distance, low cost and the like.

The invention discloses rubber tube pressure seal tester which is reasonable and simple in structure, capable of performing hydraulic and pneumatic tests, simple and convenient to use and operate, and high in work efficiency. The rubber tube pressure seal tester comprises a loading system and an element loading system. The loading system comprises loading pipelines connected with corresponding elements, a water pressurizing system and a high-pressure air system. The water pressurizing system and the high-pressure air system are connected with the loading pipelines. The water pressurizing system comprises an air-liquid pressurizing pump connected to the loading pipelines, corresponding pipeline valves, a pressurizing air source and a water supply tank. The high-pressure air system comprises a loading air source connected to the loading pipelines and corresponding pipeline valves.

The present invention provides a method for acquiring video data by using a camera mobile phone as a computer camera, which comprises: step A: the camera mobile phone is virtualized as a video-capturing device in a computer; step B: the mobile phone virtualized as the video-capturing device in step A is selected as current video-capturing device of the computer; step C: the computer sends a command for acquiring video data to the mobile phone selected as the current video-capturing device, and said mobile phone acquires video data according to the received command and transmits to the computer via wireless connection; and step D: the computer receives the video data transmitted from the mobile phone. The invention can achieve a resource sharing between the mobile phone and the computer, make full use of their functions, save the interface resource of the computer and enable the mobile phone to break down the capacity limitation during the acquisition of video data.

The invention discloses an LED display module, comprising a control board and at least one LED lamp panel, wherein, the control board comprises a first PCB and a control circuit, and the control circuit is used for providing control signal to the LED lamp panel by the first PCB; and the LED lamp panel comprises a second PCB, a column drive circuit and LED pixel points, the LED pixel points are arranged on the front face of the second PCB, and the column drive circuit is arranged on the rear face of the second PCB for receiving the control signal and driving the LED pixel points to illuminate according to the control signal. The LED display module greatly reduces signal transmission connecting points between the control board and the LED lamp panel, improves stability and reliability of signal transmission, solves the problem of heat dissipation of the whole LED display module structure, saves PCB materials and reduces the weight of the whole LED display module.

The invention provides a lamp group based mixed traffic flow signal timing optimization method, which comprises the steps of numbering each lamp group; setting a target function to be solved, wherein the target function takes the shortest period as a solving target, or takes the shortest period as a solution or takes the maximum traffic capacity as a solution; setting constraint conditions of the target function; writing a non-linear optimization solving program according to the target function and the constraint conditions; and finally acquiring an optimization timing result. The method provided by the invention has the advantages and beneficial effects that a signal timing scheme can be flexibly adjusted in allusion to flow requirements of different lamp groups, a concept of phase position is not used, turn-on of the lamp groups is not affected by other traffic flows at the same phase position any more, and the green lamp turn-on time of different traffic flows can be connected flexibly so as to achieve maximization of the traffic efficiency of a road crossing; and the traffic safety of non-motorized vehicles and pedestrians can be effectively ensured, and solving is conducted simply and conveniently.

The invention applies to a hardware electroplating passivation line of automobile parts in the electroplating industry, and particularly relates to a claw type manipulator device with stretching, retracting and rotating functions. The claw type manipulator device with the stretching, retracting and rotating functions comprises a cylinder and a bearing block, wherein the output end of the cylinder is connected with a rotating joint assembly, one end of each fourth connecting rod is connected with a second connecting rod through a corresponding third rotating joint, and the other end of the fourth connecting rod is in a claw type. The claw type manipulator device has the benefits as follows: independent in-out stretching and retracting of a spindle can be realized, the spindle can rotate under the premise that a drive does not rotate, equipment actions are diversified, the device adapts to production of more varieties of products, grabbing accuracy and grabbing firmness are guaranteed, a certain self-locking period can be kept under the premise of gas interruption or power outage of the drive, and other equipment is prevented from being damaged by falling of a stainless steel drum.

The invention provides a preparation method of a gallium nitride film layer and a substrate. The preparation method of the gallium nitride film layer comprises the following steps: obtaining and cleaning an indirect substrate; forming a graphene film on the surface of the indirect substrate; and forming a gallium nitride film layer on the surface of the graphene film. The preparation method of the gallium nitride film layer can effectively reduce the dislocation density of the gallium nitride film layer in a process of growth, thereby improving performance of the gallium nitride film layer.