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68results about How to "Synchronous" patented technology

Rope drive device with reciprocating wire arrangement function

ActiveCN104192637AWith reciprocating cable functionWinding orderlyFilament handlingReciprocating motionGear wheel
The invention discloses a rope drive device with a reciprocating wire arrangement function. The rope drive device comprises a backup motor gearbox, a rope roller reducer, a winding roller, a reciprocating screw mechanism and an arrangement guide wheel set. A driving motor is connected with an output shaft of a backup motor and an input shaft of a planetary reducer through the backup motor gearbox, so that both the driving motor and the backup motor can drive the motor gearbox to move. The rope roller reducer transmits rotation of an output shaft of the planetary reducer to the winding roller according to a specified speed ratio, and a large torque is obtained. The winding roller is mounted at an output shaft of the rope roller reducer; a drive rope is wound on and unwound from the winding roller. A reciprocating screw of the reciprocating screw mechanism is connected with the winding roller through a gear and drives a nut slider mounted on the reciprocating screw, to reciprocate. The arrangement guide wheel set is fixedly connected with the screw slider and reciprocates with the screw slider to guide the drive rope being tightly wound on the winding roller in a reciprocating manner. The rope drive device allows winding and unwinding of the rope and allows the rope to be regularly and tightly wound.
Owner:BEIHANG UNIV

Portable train vibration tester

InactiveCN102706568ACalculate real-time renderingReal-time location analysisRailway vehicle testingVibration testingFloating pointEngineering
The invention discloses a portable train vibration tester. The portable train vibration tester is used for measuring the vibration of a train body and under-train key equipment of the train, calculating the stability and comfort level indexes on line, displaying, storing, and wirelessly transmitting the data. The portable train vibration tester is composed of a field programmable gate array (FPGA), an acceleration module, a frequency module, a global positioning system (GPS) module, a display module, a keyboard module, a clock module, a random-access memory (RAM) module, a data storage module, a wireless network module, a program storage module, and the like. By structuring an independent floating point calculating unit (FPU) in the FPGA, the instantaneity of calculating the stability and comfort level indexes is guaranteed. As the calculating and controlling center of the tester, the FPGA can confirm the vibration degree, the position and speed of the train when the vibration happens at the present time by synchronizing the acceleration module, the GPS module, the frequency module and the clock module; by using the display module, the data storing module and the wireless network module, the tested data and the calculated result can be displayed, stored and wirelessly transmitted in real time.
Owner:SOUTHWEST JIAOTONG UNIV

High-rigidity synchronously spreading folded space extension arm

The high-rigidity synchronously spreading folded space extension arm consists of folded truss units capable of being expanded repeatedly and being spread, driving system, power supply system and supporting space platform. The folded truss units are basic units to constitute the extension arm and are connected mutually via standard triangular joints; the driving system is inside the triangular space in the bottom of the extension arm and is connected to the supporting space platform and to the power supply system through the transmission shaft. The truss structure in triangular prism form of the present invention has geometrical stability, high structural rigidity and high unit repeatability, and may be spread and folded synchronously in high precision. The present invention may be used in large communication satellite, electronic reconnaissance satellite and space station platform.
Owner:SHANGHAI JIAO TONG UNIV

Hydraulic oil elasticity modulus and thermal expansion coefficient measuring device

The invention relates to a hydraulic oil elasticity modulus and thermal expansion coefficient measuring device which comprises a sealed cylinder, a piston and a parameter measuring component, wherein the piston is located in the sealed cylinder to isolate the sealed cylinder into two sealed chambers; a test medium runner is formed at the bottom of each sealed chamber; a communicated hydraulic oil passage is formed in the piston; the parameter measuring component is fixedly connected on the piston, and an output signal line is connected to a control panel of a simulator. The measuring device disclosed by the invention can be connected to the simulator to realize simulation at high temperature and under high pressure, and simultaneously an elasticity modulus and a thermal expansion coefficient synchronous with the elasticity modulus are obtained; physical parameters and a working environment of the hydraulic oil are synchronous, therefore the accuracy of measured parameters is guaranteed.
Owner:CHINA NAT OFFSHORE OIL CORP +1

Device for synchronous testing of magnetic property of magnetoelectric material

The invention discloses a device for synchronous testing of the magnetic property of a magnetoelectric material and relates to testing of the magnetoelectric material. The device for synchronous testing of the magnetic property of the magnetoelectric material comprises an electromagnet, a direct current power supply, a signal generator, a shielding cover, a Helmholtz coil, a lock-in amplifier, a Hall probe, an exploring coil, a fluxmeter, a gauss meter, a strain gauge, a strain meter, a data acquisition unit and a computer, wherein the Helmholtz coil is placed in the magnetic gap of the electromagnet, the output end of the signal generator is connected with the input end of the lock-in amplifier, the magneto-electricity signal output end of a sample is connected with an input interface of the lock-in amplifier, the output end of the lock-in amplifier is connected with the input end of the data acquisition unit, the output end of the gauss meter is connected with the input end of the data acquisition unit, the output end of the fluxmeter is connected with the input end of the data acquisition unit, the strain meter is connected with the input end of the data acquisition unit, the Hall probe is placed near the sample and is connected to the gauss meter, the exploring coil is wound around the sample, the output end of the exploring coil is connected with the input end of the fluxmeter, and the strain gauge is attached to the surface of the sample and is connected with the strain meter.
Owner:XIAMEN UNIV

Infrared thermal imaging based real-time monitoring method for mud cake forming on shield cutter head

The invention discloses an infrared thermal imaging based real-time monitoring method for mud cake forming on a shield cutter head. The method is characterized in that an infrared thermal imaging device is arranged in a shield machine, the infrared thermal imaging device consists of an infrared receiving part, a transmission part and an imaging part, the infrared receiving part is used for receiving infrared rays emitted from the cutter head, the infrared rays are transmitted to the imaging part through the transmission part, and the cutter head temperature is displayed in real time by the imaging part. A shield engineer can rapidly learn mud cake forming condition on the cutter head, accurately judge the mud cake forming degree, precisely locate the mud cake forming position on the cutterhead, and then take corresponding technical measures. Compared with the prior art, the infrared thermal imaging based real-time monitoring method does not need to set complex sensing devices on the cutting surface of the cutter head or in a soil bin, belongs to non-contact monitoring methods, has advantages of good real time performance, high efficiency, low failure rate, simple installation anduse and the like, and has important application value in shield machine design and the shield tunneling construction field.
Owner:SHANGHAI MUNICIPAL ENG DESIGN INST GRP

Three phase on-line harmonic current real time monitoring system and working method thereof

The invention provides a system for monitoring triphase online harmonic current in real time. The system comprises a power system, and is characterized by consisting of a signal pre-processing module, a triphase self-adaptive harmonic detection processing module, a reference orthogonal signal generating module, a detecting signal processing module and a computer analyzing and displaying module. The system has the advantages: (1) the system has stronger self-adaptability by combining space vector transformation; (2) an improved self-adaptive filter algorithm improves the system detection precision and the dynamic response characteristic; (3) the acquired waveform has synchronicity by detecting the three phases of harmonic current simultaneously and the system cost is saved; (4) active and reactive components of a fundamental wave can be detected simultaneously so as to facilitate the compensation of the reactive current components;(5) the influence of waveform distortion is avoided by adopting a phase lock loop to generate voltage;(6) the system detection precision and the dynamic response property are improved by connecting a low pass filter in series; and (7) the system adapts to the detection of voltage components as well.
Owner:TIANJIN UNIVERSITY OF TECHNOLOGY

Online SPC analysis system and method for metering process capability of gravimetric filling equipment

InactiveCN103786933AAdd other process auxiliary informationRealize online continuous monitoringPackaging automatic controlIntervention measuresAnalysis data
The invention provides an online SPC (Statistical Process Control) analysis system for metering process capability of gravimetric filling equipment. The system comprises a data acquisition card for real-time online acquisition of data, including the tare weight of products and the net weight of the products, of the gravimetric filling equipment, a database for storing the data, and a data analysis unit for reading the data to be analyzed from the database and analyzing the tare weight of products, the net weight of the products, the average tare weight of the products, the average net weight of the products or the capability index of a metering system. The online SPC analysis system for the metering process capability of the gravimetric filling equipment is capable of outputting the results of analysis in real time so that the operating personnel can take intervention measures according to the results, and therefore, stable control of the production process and reduction of risks in the metering process are realized. The invention also provides an online SPC (Statistical Process Control) analysis method for the metering process capability of the gravimetric filling equipment.
Owner:CHINA PETROLEUM & CHEM CORP

Coal dust atmospheric particulate prevention, control, dust reduction and control method and system

ActiveCN111437679AReal-time adjustment of dust reduction treatment methodSynchronousProgramme controlComputer controlParticulatesCoal dust
The invention discloses a coal dust atmospheric particulate prevention, control, dust reduction and control method and system. The method comprises the following steps: obtaining a dust distribution signal, and obtaining initial dust distribution information; establishing a dust fall processing mode according to the initial dust distribution information, and obtaining dust fall processing information at the same time; performing dust reduction through the dust falling processing information, obtaining processed dust distribution information, obtaining deviation information by comparing the initial dust distribution information with the processed dust distribution information, and calculating the deviation rate of the dust distribution information; when the deviation ratio of the dust distribution information is greater than a preset threshold value, obtaining correction processing information, and correcting the dust distribution information through the correction processing information to obtain corrected dust distribution information; and comparing the corrected dust distribution information with the processed dust distribution information to obtain corrected deviation information, and obtaining a corrected deviation rate.
Owner:山东华睿电气有限公司

Forced isotropic turbulence experimental apparatus

ActiveCN102435416ASynchronousChange the frequency of the oscillationHydrodynamic testingDrive shaftEngineering
The invention provides a forced isotropic turbulence experimental apparatus, which relates to a turbulence experimental apparatus and solves the problem that the existing experimental apparatus has a complex experimental system, is inconvenient for measurement and cannot be used in liquid experiments. A motor of the forced isotropic turbulence experimental apparatus is arranged at the bottom end of a chassis; a first pulley is arranged on a first support plate; a second pulley is arranged on a third support plate; the first pulley is connected with the second pulley through a synchronous belt; a first eccentric cam is eccentrically arranged on a first transmission shaft in a penetrating way; one end of a first connecting rod is connected with a first grid, and the other end of the first connecting rod passes through a water box to be rotationally connected with the first eccentric cam; a second eccentric cam is eccentrically arranged on a second transmission shaft in a penetrating way; and one end of a second connecting rod is connected with a second grid, and the other end of the second connecting rod passes through the water box to be rotationally connected with the second eccentric cam. The forced isotropic turbulence experimental apparatus is suitable for being used in a forced isotropic turbulence experiment.
Owner:HARBIN INST OF TECH

Transient X-ray diffraction experiment method and special positioning bracket thereof

The invention discloses a transient X-ray diffraction experiment method, comprising a vacuum target chamber (4) with a laser inlet (3), and a laser device (1) which is arranged outside the vacuum target chamber (4), wherein a focusing lens (5), a backlight target positioning point (7-1), a static diffraction target positioning point (7-2), a dynamic diffraction target positioning point (7-3) and receivers (9-1 and 9-2) are arranged in the vacuum target chamber (4). A special positioning bracket for the method is as follows: a T-shaped bracket (7) formed by a cross bar and a vertical bar is fixed in the vacuum target chamber (4); one end of the vertical bar is vertically fixed at the center of the cross bar; the backlight target positioning point (7-1) is fixed at the other end of the vertical bar; the vertical bar is coaxial with a normal line (10) of a backlight target surface passing through the target center; the static diffraction target positioning point (7-2) and the dynamic diffraction target positioning point (7-3) are respectively fixed at two ends of the cross bar and equal in distances to the center of the cross bar. By adopting the transient X-ray diffraction experiment method, a static experiment and a dynamic experiment can be simultaneously carried out in an experiment; static and dynamic experiment diffraction images are obtained, so that the transient X-ray diffraction experiment method has synchronism and high contrast.
Owner:INST OF FLUID PHYSICS CHINA ACAD OF ENG PHYSICS

Wind turbine generator load regulation effect coefficient testing method and device

ActiveCN106874615AGuaranteed synchronicityGuaranteed synchronization of measurement resultsDesign optimisation/simulationResourcesPower gridEngineering
The embodiment of the invention discloses a wind turbine generator load regulation effect coefficient testing method and device. The method comprises the steps that an active power value and a frequency value of a wind turbine generator are obtained in real time; whether a variable quantity absolute value of the frequency value is larger than a preset threshold value or not within a certain period of time is judged; if yes, the wind turbine generator is started to regulate the frequency of a power grid, a terminal time point of the certain period of time is adopted as a primary frequency modulation initial time point of the wind turbine generator, and an initial power value and an initial frequency value of the primary frequency modulation initial time point are obtained; if not, the terminal time point of the certain period of time is adopted as a primary frequency modulation end time point of the wind turbine generator, and an end active power value and an end frequency value of the primary frequency modulation end time point are obtained; finally, a load regulation effect coefficient of the wind turbine generator is calculated. The wind turbine generator load regulation effect coefficient can be measured in an online mode, it can be ensured that the measuring result has the real-time performance, and the primary frequency modulation action process of the wind turbine generator is analyzed.
Owner:YUNNAN POWER GRID CO LTD ELECTRIC POWER RES INST

Clutch device for electronic lock

The invention discloses a clutch device for an electronic lock. The clutch device comprises a lever handle, a lever handle panel, an upper clutch, a lower clutch, an electromagnet, a clutch pin and a clutch pin offsetting spring; the lever handle comprises a lever handle shank and a lever handle rotating column; the lower clutch is sleeved on the lever handle rotating column; the upper clutch is attached to the lower clutch; a square slot linked with a lock body is formed on the upper clutch; a lug is arranged on the end face, which is attached to the upper clutch, of the lower clutch; an extension block pressed against the lug is arranged at the position, which corresponds to the lug on the lower clutch, of the upper clutch; the clutch pin is inserted into the upper clutch, and a through hole through which the clutch pin passes is formed at the corresponding position of the lower clutch; the clutch pin offsetting spring is arranged between the upper clutch and the lower clutch; and one end of the clutch pin is arranged in the through hole of the lower clutch correspondingly, and the other end of the clutch pin is matched with the electromagnet in a pressing manner. The whole clutch device has a simple structure; the number of required accessories is small; and the clutch device is convenient to install and maintain.
Owner:浙江威欧希科技股份有限公司

Aerated concrete building block cutting line

The invention discloses an aerated concrete building block cutting line. The aerated concrete building block cutting line comprises a worktable, sliding rails, a bearing vehicle, supporting rods and cutting steel wires. The supporting rods are fixed to the worktable, and the cutting steel wires are mounted on the supporting rods. The aerated concrete building block cutting line further comprises aclearing mechanism. The clearing mechanism comprises a sliding block and a cleaning plate. A groove is formed in the worktable. The sliding rails are fixed to the side walls of the groove, side plates fixed to the side walls of the groove are arranged on the sliding rails, and the bearing vehicle and the sliding block are both slidably connected between the sliding rails and the side plates. A connecting rod is fixed between the sliding block and the bearing vehicle. The cleaning plate is fixedly connected with the sliding block, and the edge of the cleaning plate makes contact with the bottom face and the side walls of the groove. The groove communicates with a flushing water pipe. According to the aerated concrete building block cutting line, the problem that corner waste generated after cutting needs to be manually collected is solved.
Owner:CHONGQING JUWEI ENERGY SAVING BUILDING MATERIALS CO LTD

Asphalt pavement hot in-place recycling anti-rut agent spreader

The invention discloses an asphalt pavement hot in-place recycling anti-rut agent spreader which comprises a spreading hopper. The spreading hopper is strip-shaped; the bottom of the spreading hopper is provided with a strip discharge port; a spreading shaft is arranged at the discharge port; a rotor sleeve is assembled on the spreading shaft; a plurality of spreading grooves which are arranged in parallel to the axis direction are uniformly distributed on the face of the rotor sleeve or are uniformly distributed on the face of the rotor sleeve in a staggered manner; the diameter of the rotor sleeve is adaptive to the width of the discharge port; a friction wheel and chain wheel transmission mechanism is used as a driving mechanism for the spreading shaft. According to the invention, a spreading shaft, rotor sleeve and spreading groove structural manner is adopted; a friction tire rubs against the ground to obtain a driving force so as to drive the spreading shaft to rotate; an anti-rut agent is spread by a plurality of spreading grooves; the anti-rut agent is spread uniformly; moreover, the asphalt pavement hot in-place recycling anti-rut agent spreader has a simple structure, a power device does not need to be mounted, the asphalt pavement hot in-place recycling anti-rut agent spreader is energy-saving and environmental-friendly and the working efficiency is improved.
Owner:YINGDA HEAT REGENERATION

Time difference method ultrasonic flowmeter

The invention provides a time difference method ultrasonic flowmeter, and relates to an ultrasonic flowmeter. According to the time difference method ultrasonic flowmeter, the data acquisition rate of the ultrasonic flowmeter is improved; the data acquisition synchronization is improved; the measurement accuracy is improved; the time difference method ultrasonic flowmeter is provided with an ultrasonic transducer, ultrasonic receivers and a pipe; the ultrasonic transducer is used as an ultrasonic emitter; the ultrasonic receivers are arranged on both sides of the ultrasonic transducers; the ultrasonic transducer is provided with a tapered matching layer, an insulating adhesive, a piezoelectric sheet, a tail mass block, a prestressed screw and a wire; and the piezoelectric sheet, the tapered matching layer and the tail mass block are connected through the prestressed screw. By changing the installation mode of the ultrasonic flowmeter, the ultrasonic transducer with the tapered matching layer is used as the ultrasonic emitter. Downstream sampling and countercurrent sampling are synchronized. The measurement accuracy is improved. The sampling rate of the ultrasonic flowmeter can be improved.
Owner:美卓伦仪表中国有限公司

Distributed tiled display picture synchronization method and system

The invention relates to a distributed tiled display picture synchronization method, which comprises the following steps: an encoder encodes an xth frame of original signal into n parts according to the number of decoders, n is the same as the number of the decoders, and n is greater than 1; the encoder sequentially sends data to the decoders, wherein the data comprises one encoding part and an original signal frame number x; each decoder decodes and temporarily stores the respective received data, and replies to the encoder that the xth frame of original signal is received according to the original signal frame number x in the received data; after receiving the message that one decoder replies to receive the xth frame of original signal, the encoder continues to wait for replies of otherdecoders, and counts the received replies; when the statistical result reaches n, the encoder broadcasts a display signal to each decoder; and each decoder starts to output the respective decoded content to a respective corresponding screen after receiving the broadcasted display signal. According to the invention, the problem of synchronization of distributed spliced display pictures in the priorart can be effectively solved.
Owner:北京仁光科技有限公司

Spatially expandable annular tensegrity antenna mechanism

The utility model relates to a spatially expandable annular tensegrity integral antenna mechanism, which relates to an antenna mechanism. The invention solves the problems that a large number of mechanical connections are required in the process of unfolding and retracting the existing deployable loop antenna, resulting in large overall mass and low deployment reliability. The main-end firmware is fixedly connected to one end of the main-end connecting pipe through pins, and the other end of the main-end connecting pipe is fixedly connected to one end of the carbon fiber pipe. Two openings are processed on the side wall of the main-end connecting pipe along its length direction, each There is a locking leaf spring corresponding to each strip-shaped opening. The driving spring is located in the carbon fiber tube. The middle part of the guide slider is processed with an annular groove along its circumference. When the antenna mechanism is unfolded, the lower part of the locking leaf spring is clamped on the guide slider. At the annular groove of the block, the lower end of the guide slider is connected with the slider screw, the guide slider is located at the upper end of the driving spring, the auxiliary end firmware is fixed on the other end of the carbon fiber tube through the auxiliary end connector, and the tension of the overall rod The number is an even number. The invention is used in the field of wireless communication.
Owner:HARBIN INST OF TECH

Forced isotropic turbulence experimental apparatus

ActiveCN102435416BSynchronousChange the frequency of the oscillationHydrodynamic testingDrive shaftEngineering
The invention provides a forced isotropic turbulence experimental apparatus, which relates to a turbulence experimental apparatus and solves the problem that the existing experimental apparatus has a complex experimental system, is inconvenient for measurement and cannot be used in liquid experiments. A motor of the forced isotropic turbulence experimental apparatus is arranged at the bottom end of a chassis; a first pulley is arranged on a first support plate; a second pulley is arranged on a third support plate; the first pulley is connected with the second pulley through a synchronous belt; a first eccentric cam is eccentrically arranged on a first transmission shaft in a penetrating way; one end of a first connecting rod is connected with a first grid, and the other end of the first connecting rod passes through a water box to be rotationally connected with the first eccentric cam; a second eccentric cam is eccentrically arranged on a second transmission shaft in a penetrating way; and one end of a second connecting rod is connected with a second grid, and the other end of the second connecting rod passes through the water box to be rotationally connected with the second eccentric cam. The forced isotropic turbulence experimental apparatus is suitable for being used in a forced isotropic turbulence experiment.
Owner:HARBIN INST OF TECH

A heat-in-place regeneration anti-rutting agent spreader for asphalt pavement

The invention discloses an asphalt pavement hot in-place recycling anti-rut agent spreader which comprises a spreading hopper. The spreading hopper is strip-shaped; the bottom of the spreading hopper is provided with a strip discharge port; a spreading shaft is arranged at the discharge port; a rotor sleeve is assembled on the spreading shaft; a plurality of spreading grooves which are arranged in parallel to the axis direction are uniformly distributed on the face of the rotor sleeve or are uniformly distributed on the face of the rotor sleeve in a staggered manner; the diameter of the rotor sleeve is adaptive to the width of the discharge port; a friction wheel and chain wheel transmission mechanism is used as a driving mechanism for the spreading shaft. According to the invention, a spreading shaft, rotor sleeve and spreading groove structural manner is adopted; a friction tire rubs against the ground to obtain a driving force so as to drive the spreading shaft to rotate; an anti-rut agent is spread by a plurality of spreading grooves; the anti-rut agent is spread uniformly; moreover, the asphalt pavement hot in-place recycling anti-rut agent spreader has a simple structure, a power device does not need to be mounted, the asphalt pavement hot in-place recycling anti-rut agent spreader is energy-saving and environmental-friendly and the working efficiency is improved.
Owner:YINGDA HEAT REGENERATION

Mine environment intelligent prediction system based on artificial intelligence

PendingCN114723131ARealize advanced preventive managementIncrease costForecastingNeural architecturesEngineeringPrediction system
The invention provides a mine environment intelligent prediction system based on artificial intelligence. The mine environment intelligent prediction system comprises an environment parameter acquisition module, a data processing module, a mine environment intelligent prediction module and a prevention and alarm module. The environmental parameter acquisition module is used for acquiring environmental parameters in a monitoring area; the data processing module is used for preprocessing the environmental parameters; the mine environment intelligent prediction module is used for performing future trend prediction according to the preprocessed environment parameters; and the prevention alarm module gives an alarm according to a prediction result. According to the invention, intelligent prediction is carried out on the environment data based on the mine environment intelligent prediction system, and intelligent prediction and advanced prevention and treatment of the mine environment change trend are realized.
Owner:CHINA UNIV OF GEOSCIENCES (BEIJING)

Agricultural product processing drying device and method

The invention discloses an agricultural product processing drying device and method. A drying box is included, a driving motor is fixedly mounted on one side of the middle of the drying box, a linkage shaft is fixedly connected to the output end of the driving motor, and a rotary drum is fixedly connected to the side, penetrating through the inner wall of the drying box, of one end of the linkage shaft. A heater is fixedly installed on the other side of the upper surface of the drying box, a feeding mechanism is arranged on one side of the outer wall of the rotary drum, a linkage rod is arranged in the rotary drum, a shoveling plate is fixedly connected to one side of the middle of the linkage rod, an adjusting mechanism is fixedly installed on one side of the inner wall of the drying box, and a discharging mechanism is arranged on one side of the inner wall of the rotary drum. The agricultural product processing drying device and method have the beneficial effects that by means of the design of the shoveling plate, the shoveling plate synchronously rotates along with the rotary drum so that agricultural products can be shoveled to the high position, the agricultural products cannot be stacked together, the drying speed of the agricultural products in the rotary drum can be increased, and the phenomenon that external agricultural products are excessively heated and crack is avoided.
Owner:香记(江门)咖啡有限公司

Oxygen making type air conditioner conjoined engine

The invention relates to an oxygen-making air conditioner-combined motor which comprises an air exhaust branch pipe, a fuel feeding pipe and a combustion chamber with a mixing chamber, wherein, the combustion chamber is connected with an oxygen pipe provided by an oxygen making machine; an oxygen-nitrogen separation and condensation tower of the oxygen making machine is provided with a cool air feeding pipe with a cool air intake plate and the cool air feeding pipe is connected with a cold trapping machine and also connected with a car air-conditioning device by a cool air switch; the air exhaust branch pipe is provided with a hot air feeding pipe with a hot air intake plate and the hot air feeding pipe is connected with a heat trapping machine and also connected with the car air-conditioning device by a hot air switch; each discharging pipe of the cold trapping machine and the heat trapping machine is communicated with a car air exhaust system. The oxygen making air conditioner-combined motor of the invention has the advantages that the fuel can be fully combusted; cool air emitted in the process of oxygen making is served for the cooling of an air conditioner while the high-temperature energy generated by the air exhaust branch pipe of the motor is served as the heat source of the air conditioner so as to replace the existing traditional car air conditioner or a turbo booster pump, thus achieving the aim of comprehensive utilization of energy by saving the fuel, significantly reducing the pollution emission after the combustion and promoting the environmental protection.
Owner:罗世军

Women's shoes comfortable to wear

The invention provides a pair of women's shoes comfortable to wear. Each shoe comprises a main body, a shoe sole and a shoe heel, wherein the shoe sole is arranged under the main body, the shoe heel is connected with the main body behind the main body, the inside of the main body comprises a toe cap area, a shoe sole area and a shoe heel area, the shoe sole area is provided with a flexible bufferbody, the flexible buffer body comprises a surface layer, a first buffer layer, a high-molecular hydrogel layer, a fiber layer, a second buffer layer and an antibacterial layer which are sequentiallyarranged, the first buffer layer is a thermoplastic polyurethane elastomer rubber layer, the second buffer layer is a thermoplastic elastomer layer, and the antibacterial layer is a cellulose-based nano silver composite layer. According to the wearing characteristics of high-heeled women's shoes, the shock absorption buffering protection performance of the high-heeled women's shoes is enhanced, sothat foot injuries are decreased, the selection range of the high-heeled shoes worn by women is enlarged, the high-heeled women's shoes have stable control capability and synchronism, and the wearingcomfort is good.
Owner:惠州市来裕鞋业有限公司

Pressure meter with pointer with light pillar display function

The invention discloses a pressure meter with a pointer with the light pillar display function. A traditional pressure meter is replaced. The measuring modes including resistance teletransmission, Hall teletransmission, differential teletransmission and the like are changed. The problems that the traditional teletransmission pressure meter is only provided with an indirect sampling sensor, output values are instable, signals are asynchronous, and the structure is complex are solved. A strain sensor of the pressure meter can achieve full sealing, and the pressure meter has the stability, the anti-vibration performance and the synchronism; meanwhile, the structure is simple, and installation and debugging are convenient. In addition, a strain gage is pasted to the metal surface and changes along with metal deformation, and a voltage is output under the effect of the bridge voltage. When pressure is measured through the pressure meter, a spring pipe will change, the strain gage also changes, and a light pillar display screen detects change voltage signals and directly displays change pressure values. The shape of the pressure meter is not changed. By means of the pressure meter with the light pillar display function, the pressure values can be easily read and observed under the poor light condition, and observing dead zones can not be formed.
Owner:CHONGQING BRIGHTY INSTR

Distributed optical fiber monitoring system and monitoring method for seepage velocity in hydraulic structures

The invention discloses a distributed fiber monitoring system and method for the seepage flow velocity of a hydraulic structural body, and the system comprises a sensing optical fiber, a main frame, a first frame, and a second frame. Concrete and a first medium are respectively disposed between the first frame and the main frame and between the second frame and the main frame in an alternate manner. A flow velocity signal pre-amplifier is disposed below the concrete and the first medium. An optical fiber carrying platform network and a flow velocity induction rod are sequentially disposed below the flow velocity signal pre-amplifier. The flow velocity induction rod is connected with a seeped water temporary storage pool through a flow guide fine tube. The seeped water temporary storage pool is communicated with the outside through a water overflowing pipe. The sensing optical fiber enters the optical fiber carrying platform network along an inner wall of the first frame, then passes by the main frame to enter the optical fiber carrying platform network again, and comes out from an inner wall of the second frame. The system and method are quick, simple, efficient and precise, and effectively improve the effect of monitoring the seepage flow velocity of the hydraulic structural body.
Owner:HOHAI UNIV

Automatic small loop bartacking machine

The invention provides an automatic small loop bartacking machine, and belongs to the technical field of garment processing. The automatic small loop bartacking machine comprises a carriage, a braid retaining bottom plate, a fixed cutter, a movable cutter, a braid head pressing piece, a braid channel plate and a braid tail pressing piece, the fixed cutter is installed on the braid retaining bottom plate, an air groove in the fixed cutter communicates with a cut-off notch, the movable cutter is slidably arranged in a movable cutter groove of the braid channel plate, one-way retaining tongues are arranged on the upper side of the braid retaining bottom plate and the lower side of the movable cutter correspondingly, the braid tail pressing piece is installed on the braid channel plate, the movable cutter auxiliary pressing piece is installed on the braid tail pressing piece, a fork guide piece is installed on the movable cutter auxiliary pressing piece, and the braid head pressing piece is installed at the front end of the carriage. Automatic feeding, cutting, folding and bartacking sewing of the braid can be achieved, the processing efficiency is greatly improved, the automation degree is high, the small rubber loop forming effect is good, and stability and reliability are achieved.
Owner:亘美集团有限公司

Measuring device for elastic modulus and thermal expansion coefficient of hydraulic oil

The invention relates to a measuring device for elastic modulus and thermal expansion coefficient of hydraulic oil, comprising a closed cylinder, a piston, and a parameter measuring assembly. The piston is located in the closed cylinder, which isolates the closed cylinder into two closed chambers. There is a test medium flow channel at the bottom of the closed cavity, and there is a through hydraulic oil channel in the piston; the parameter measurement component is fixedly connected to the piston, and its output signal line is connected to the control panel of the simulation device. The measuring device can be connected to the simulation device to realize the simulation of high temperature and high pressure environment, and at the same time obtain the synchronous elastic modulus and thermal expansion coefficient. The physical parameters of the hydraulic oil and its working environment are synchronized, ensuring the accuracy of the measured parameters.
Owner:CHINA NAT OFFSHORE OIL CORP +1
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