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54results about How to "Achieve any combination" patented technology

Double-wavelength multi-channel laser acupuncture and moxibustion instrument

The invention discloses a double wavelength multi-channel laser acupuncture and moxibustion instrument. The double wavelength multi-channel laser acupuncture and moxibustion instrument comprises a control system, a driving power source, a semiconductor laser module, an optical fiber coupler, optical fiber channels, an optical fiber fixing head and upper computer software. The semiconductor laser module comprises a plurality of sets of laser devices with the wavelength being 808 nm and 635 nm respectively. One laser device with the wavelength being 635 nm and one laser device with the wavelength being 808 nm form a set. Two kinds of lasers different in wavelength are coupled into one butt-joint optical fiber, output of one channel is obtained, and the optical fiber channels are used for adjusting and fixing optical fiber through adjustable metal arms so that the effective work distance and the work angle of the optical fiber can be freely controlled and adjusted. A total control chip is adopted for the control system to control the driving power source. The upper computer software is in data transmission with a control module though an RS232 serial port, and current, power and temperature are controlled and displayed. The optical fiber is fixed to an irradiated object through the optical fiber fixing head. By means of the double wavelength multi-channel laser acupuncture and moxibustion instrument, laser acupuncture and moxibustion with different parameters can be performed on various portions at the same time.
Owner:INST OF BIOMEDICAL ENG CHINESE ACAD OF MEDICAL SCI

A cast iron plate type air preheater

The invention discloses a novel cast iron plate-type air preheater. The air preheater provided by the invention is mainly characterized in that a cast iron heat transfer plate comprises a center plate, an upper fin, a lower fin, a connecting plate, four quadrangular prisms, two upper shift sideboards and two sinking sideboards, the upper shift sideboards are connected with the sinking sideboards by virtue of the quadrangular prisms, the vertical direction and horizontal direction of each quadrangular prism are respectively provided with a drawbar hole, and the two drawbar holes are not communicated; paired drawbar holes at the horizontal direction of the four quadrangular prisms are coaxial, and multichip cast iron heat transfer plates are laminated up and down; and the laminated positionof the two adjacent cast iron heat transfer plates is horizontally rotated 90 degrees, and multiple drawbars are connected with the cast iron heat transfer plates into a whole in series by virtue of the drawbar holes of the multichip cast iron heat-transferring plate. The air preheater provided by the invention is suitable for being used in flue gas waste heat recovery systems of various industrial furnaces and boilers, thereby ensuring the leakage rate of the air preheater to be less than 1%.
Owner:CHINA PETROCHEMICAL CORP +1

Regular polygonal cylinder anode and method for preparing large-area metal microstructure through electrodeposition

The invention discloses a regular polygonal cylinder anode and a method for preparing a large-area metal microstructure through electrodeposition. The regular polygonal cylinder anode is composed of acylinder anode body with cross section being a regular polygon and an electric insulation mask with a hollow pattern array. The method for preparing the large-area metal microstructure through electrodeposition of the regular polygonal cylinder anode in tank liquid includes: closely fitting the regular polygonal cylinder anode above a conductive substrate to enable liquid level of electrolyte toonly immerse the mask hollow pattern array downmost below the regular polygonal cylinder anode; connecting an electrodeposition power source positive electrode with the regular polygonal cylinder anode and a negative electrode with the conductive substrate, and electrodepositing out a microstructure array copied to the mask hollow pattern array on the conductive substrate under action of electrochemistry; acquiring multiple columns of microstructure arrays copied to different mask surfaces at different positions by clockwise or anticlockwise rotating the polygonal cylinder anode so as to realize modular forming of the large-area metal microstructure.
Owner:HENAN POLYTECHNIC UNIV

Structure fatigue/durability experiment system and method in complex environment

The invention discloses a structure fatigue / durability experiment system and method in a complex environment. The system comprises an environment simulation device, a loading device, a testing device, a ground anchor device and a control terminal, wherein the environment simulation device, the loading device and the testing device are all connected with the control terminal; the environment simulation device, the loading device and the testing device are all arranged on the ground anchor device; the environment simulation device comprises at least one test chamber, all the test chambers are connected in sequence, and a movable partition door is arranged between every two adjacent test chambers; each test chamber is provided with an independent environment simulation mechanism and a control mechanism, the environment simulation mechanism is connected with the control mechanism, and the control mechanism is connected with the control terminal. The environment fatigue / durability experiment of different full-scale structures and models under the coupling action of various complex environments and (random) loads can be realized, the universality is good, and the application range is wide.
Owner:SOUTH CHINA UNIV OF TECH

Methods for achieving object projection by means of intelligent terminal

Provided are methods for achieving object projection by means of an intelligent terminal. A PC machine, the intelligent terminal and an AP are adopted, wherein the intelligent terminal is connected with the PC machine through the AP; the intelligent terminal is used for selecting and managing projection images, and images participating in projection and image manipulating commands are sent to the PC machine through the intelligent terminal such as a tablet computer; the AP is used for information transfer between the PC machine and the intelligent terminal. The methods comprise selecting image projection, controlling image projection and operating projection images by means of the intelligent terminal, in the initialization phase, TCP connection is established between the intelligent terminal and the PC machine, after two devices succeed in paring, the PC side loads a projection control interface, and the intelligent terminal loads a projection initial interface; according to the method of selecting image projection by means of the intelligent terminal, multiple images are selected simultaneously by obtaining through photographing or obtaining through an image list, and multiple images appeared on the same projection interface is achieved.
Owner:FOCUS EDUCATION TECHNOLOGY CO LTD

Environmental simulation equipment and method of structural fatigue/durability experiment system in complex environment

The invention discloses environment simulation equipment and method for a structure fatigue/durability experiment system in a complex environment, the equipment is mainly composed of a control terminal and at least one test chamber, the test chambers are connected in sequence, and a movable partition door is arranged between every two adjacent test chambers; each test chamber is provided with an independent environment simulation mechanism and a control mechanism, the environment simulation mechanism is connected with the control mechanism, and the control mechanism is connected with the control terminal; each environment simulation mechanism comprises a heating unit, a refrigeration unit and a humidification and dehumidification unit which are integrated, and a low-pressure compressor unit, a high-pressure compressor unit, a heat exchanger and the like in the refrigeration unit act together, so that low-temperature and low-humidity environment simulation can be realized, and simulation of a low-temperature environment with the temperature smaller than or equal to-60 DEG C can also be realized. Each test chamber is provided with an independent environment simulation mechanism and an independent control mechanism, so that any combination of multiple environment factors can be realized to meet experiment requirements.
Owner:SOUTH CHINA UNIV OF TECH

System and method for detecting photoelectric performance of a large number of miniature surface-emitting photoelectric chip arrays

The invention discloses a system and method for detecting the photoelectric performance of a large number of miniature surface-emitting photoelectric chip arrays. The system includes a transfer driving device, a transfer head, a substrate holding table, a detection circuit substrate, a chip holding table, and an optical detector. The substrate holding table, the detection circuit substrate, and the chip holding table are successively arranged on the same side of the transfer driving device. The transfer head is fixedly mounted on the transfer driving device. The optical detector is located directly below the detection circuit substrate. The method includes the following steps: S1, putting a chip array; S2, adsorbing the chip by negative pressure; S3, preparing for chip detection; S4, detecting the photoelectric performance, S5, transferring and releasing the chip; and S6 cyclically picking up and detecting the chip. The system can realize the simultaneous detection of the photoelectricperformance of a large number of miniature surface-emitting photoelectric chipsets during the process of transferring large number of chipsets, has high detection efficiency, and is suitable for thephotoelectric performance of a large number of miniature surface-emitting photoelectric chips, such as miniature LED chips or small LED chips.
Owner:义乌臻格科技有限公司

dual clutch

The invention relates to a double clutch (1), which comprises a first partial clutch (2) and a second partial clutch (9), said first partial clutch (2) having a first outer friction plate support (3), a second An inner lining carrier (4) and a first outer lining (6) associated with the first outer lining carrier (3) and a first inner lining The first friction plate group (8) composed of the first inner friction plate (7) of the bracket (4), the second sub-clutch (9) has a second outer friction plate support (10), a second inner friction plate support (11) and the second outer lining (13) associated with the second outer lining carrier (10) and the second inner lining carrier (11) that can be operated by means of the second operating element (12) The second friction plate group (15) constituted by the second inner friction plate (14), wherein the first inner friction plate support (4) is coupled with the first output shaft (17), and the second inner friction plate support (11 ) is coupled with the second output shaft (19), wherein the first operating member (5) can be operated by means of the central separation device (22), and the second operating member (12) can be hydraulically operated, or wherein the first An operating part (5) can be actuated hydraulically, and a second operating part (12) can be actuated by means of a central separating device (22).
Owner:SCHAEFFLER TECH AG & CO KG

Rice straw pressure burying machine applied to soda saline-alkaline lands

The invention discloses a rice straw pressure burying machine applied to soda saline-alkaline lands and belongs to the technical field of agricultural machinery. The rice straw pressure burying machine applied to the soda saline-alkaline lands solves the problem of lack of non-driven rice straw all returning machines as well as machines and tools for improving the soda saline-alkaline lands. The rice straw pressure burying machine applied to the soda saline-alkaline lands comprises a frame, a star wheel type ploughing roller, a disc type straw pressing roller and a round hole type stubble pressing pulp returning roller, wherein the frame is universal and can achieve random combination of single roller, double rollers and triple rollers to adapt to different paddy field soils and differentsurface straw covering conditions; only powered by a tractor, the rice straw pressure burying machine applied to the soda saline-alkaline lands overcomes the problem of straw twining and blocking of working parts of traditional driven type soil tillage and preparation machines; crop straw is applied to increasing soil fertility, straw stubbles are pressed and buried at the bottom of a plough layerto form a straw isolating layer, which can effectively prevent bottom salt and alkali from moving up, improve the ecological treatment and restoration effects on rice cultivating soil of the soda saline-alkaline lands and achieve the aim of saline-alkaline land improvement; applied working parts are all in a non-driven type, so that power and fuel consumption during operation can be greatly reduced.
Owner:JILIN AGRICULTURAL UNIV

Linear frequency sweep laser based on four-channel parallel DFB laser array

The invention discloses a linear frequency sweep laser based on a four-channel parallel DFB laser array. The linear frequency sweep laser comprises a butterfly-shaped packaged four-channel parallel DFB laser array module and a peripheral driving circuit, the peripheral driving circuit comprises a central control module, a current stabilization module and a temperature control module; the four-channel parallel DFB laser array module is electrically connected with the current stabilization module and the temperature control module; the current stabilization module and the temperature control module are electrically connected with the central control module; the central control module is used for sending working current required by the laser, selecting a laser channel and acquiring real-time temperature information in the laser; the current stabilization module is used for receiving current information from the central control module and outputting driving current required by the laser array module to the laser array module; and the temperature control module is used for controlling working temperature of the laser. According to the invention, programmable control working current can be provided for lasers of four channels, lasers of any channels can be selected, and multi-channel laser frequency sweeping is realized.
Owner:NANJING UNIV

A miniaturized functional fiber drawing equipment

The invention discloses miniature functional fiber wire drawing equipment which comprises a metal framework, a rod conveying device, a heating furnace, an auxiliary traction device, a diameter measuring device, a wire guide wheel and a wire collecting device, wherein the top end of the metal framework is provided with the rod conveying device; the right lower end of the rod conveying device is provided with the heating furnace; the right lower end of the heating furnace is provided with the auxiliary traction device; the right lower end of the auxiliary traction device is provided with the diameter measuring device; the right lower end of the diameter measuring device is provided with the wire guide wheel; the wire guide wheel is connected with the wire collecting device; the rod conveyingdevice is used for conveying prefabricated rods in different shapes; the heating furnace is provided with a plurality of heating intervals; the temperature is controlled in different intervals; the prefabricated rod realizing the free combination of the heating intervals and used for heating different materials is obtained. The functional fiber wire drawing equipment provided by the invention hasthe advantages that through optimizing the design of the heating furnace, and by aiming at different functional fiber requiring fine wire embedment or coating at the same time, a wire conveying coildevice and a coating device are respectively designed; various requirements in the functional fiber preparation process are met; the flexibility of the wire drawing equipment is high.
Owner:HUAZHONG UNIV OF SCI & TECH

A wireless remote energy-saving control heating metering system

The invention relates to a wireless remote energy-saving control heat supply metering system, which belongs to the technical field of heat supply metering systems. The system includes an indoor thermostat, an electric thermostat valve, a valve controller, a heat meter and a control device; the electrothermal thermostat Both the valve and the heat energy meter are installed on the heating pipe for entering the home, and the valve controller is electrically connected with the electric thermostatic valve and the heat energy meter; the indoor thermostat is respectively connected with the valve controller and the control device; The valve controller includes a receiving control device and an actuator connected with the receiving control device; the receiving control device is respectively connected with the indoor temperature controller and the heat meter; the actuator is connected with the electrothermal thermostatic valve in transmission. The indoor temperature controller of the present invention can monitor the indoor temperature more comprehensively, and through calculation, can timely feed back the signal to the valve controller; and the applied actuator has good stability and high sensitivity, which can effectively ensure the good operation of the equipment .
Owner:QINHUANGDAO RONGCHUANG TECH DEV
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