80results about How to "Realize the transmission function" patented technology

This invention relates to a data transmitting net, especially to a data transmitting method in IP telecom net system including: applying a transmission mode facing to connection and connectionless based on a data transmission type to carry out packet tramnsmission to data packets, which can realize integrated service transmission function of the system and apply different packet packaging and transmitting technologies according to different types of businesses.

The invention discloses a material taking and releasing manipulator. According to the material taking and releasing manipulator, a suction cup assembly can be driven by a horizontal moving assembly to horizontally move between a material taking position and a material releasing position, a vertical moving assembly and the suction cup assembly can be used for taking materials in the material taking position and releasing the materials in the material releasing position, and thus material taking and releasing are achieved. In addition, the horizontal moving assembly provided with a first-level frame, a speed doubling plate, a second-level frame and side plates is adopted by the material taking and releasing manipulator, so that the horizontal moving assembly is divided into the upper-level frame and lower-level frame for transmission, and the horizontal moving speeds of the first-level frame, the speed doubling plate and the second-level frame are sequentially increased level by level. The material taking and releasing manipulator has the advantages that the horizontal moving speed of the suction cup assembly is high, the material taking and releasing efficiency is high, the horizontal moving assembly is compact in structure and high in stability, and the manufacturing cost is low.

The invention is a method for processing fundus images based on machine vision. The method comprises the following steps of: loading collected fundus images; opening the collected fundus images, matching the fundus images; measuring the fundus images, and splicing the fundus images, wherein the image matching comprises automatic matching and manual matching; carrying out the measurement of the fundus after the completion of matching, cutting the interested region of the matched images, setting as a comparison mode to display two images, and then manually setting a characteristic region in the images, measuring the area of the fundus characteristic region in two images; the fundus image splicing means that a plurality of fundus images are loaded in the eyes of one person to automatically splice, so that a doctor can see the full view of the fundus images of a patient. The invention can realize the functions of real-time analysis, diagnosis, storage and transmission of the fundus images of the patient, thereby assisting the diagnosis of an ophthalmologist to improve the accuracy and the convenience of the diagnosis.

The invention relates to structural design of parts of a CRRT (continuous renal replacement therapy) machine, and in particular relates to an intelligent heparin pushing injector used for the CRRT machine. The intelligent heparin pushing injector comprises an injection syringe, a controller, a motor, a ball screw, an installation base plate, and a pushing base with an inner cavity, wherein a support base with a first groove in the bottom is fixedly arranged on the top of the installation base plate, and a through hole communicated with the first groove is formed in the bottom of the installation base plate; a fixed base is fixedly arranged on the top of the installation base plate, the pushing base is positioned between the support base and the fixed base, a nut of the ball screw is mounted in the inner cavity of the pushing base; a tube of the injection syringe is arranged on the top of the support base, the tail end of a handle of the injection syringe is connected with the pushing base, the output end of the motor extends towards the through hole, and is connected with the end, extending into the first groove of the support base, of a screw rod of the ball screw through a transmission mechanism, the controller is connected with the motor through a circuit to control the operation of the motor, and the nut of the ball screw drives the pushing base to push the tail end of the handle of the injection syringe to carry out pushing injection. The intelligent heparin pushing injector has the beneficial effects that the input speed is accurate to control and is stable, the operation is convenient, and the degree of automation is high.

The invention discloses an automatic grinding and polishing device for end surfaces of optical fibers and cables. The automatic grinding and polishing device comprises a machine case, a grinding and polishing assembly and an electric control unit. The grinding and polishing assembly comprises a plane grinding and polishing mechanism, an emulational hand assembly, a grinding and polishing clamp and an elastic boosting device, wherein the emulational hand assembly comprises a working disc, a driving wheel, a transmission motor, a driven wheel and a working disc rotating booster; the driven wheel and the driving wheel are in external meshing with the working disc; the elastic boosting device comprises a grinding and polishing clamp connection rod and a working disc gantry base; the grinding and polishing clamp connection rod is connected with the working disc gantry base; the working disc gantry base is arranged on the working disc, the grinding and polishing clamp connection rod is connected with the grinding and polishing clamp, and the grinding and polishing clamp is assembled in a working hole; and the working disc rotating booster is respectively connected with the working disc and the plane grinding and polishing disc. The automatic grinding and polishing device for end surfaces of the optical fibers and cables can perform automatic grinding and polishing, can stimulate human hands to exert force on the grinding and polishing clamp of the optical fibers and cables, and is high in grinding and polishing efficiency, stable in grinding and polishing quality and safe and reliable to operate.

The invention discloses an unmanned management method and system for test equipment. The system is formed by the connection of a plurality of information acquisition units with a server through a router. Each information acquisition unit comprises a sensor, a micro processing unit (MCU), a controller area network (CAN) module and a transmission control protocol (TCP) / Internet protocol (IP) chip. An acquired analog signal of test equipment is sent to the MCU by the sensor through an A / D interface, amplification, data processing and logic judgment are carried out on a digital signal, the processed digital signal is converted into a differential signal by the CAN module and sent to a CAN interface, and the differential signal is then received and analyzed by the TCP / IP chip and transmitted by a TCP / IP interface, so that the method for the uninterrupted real-time monitoring of the running state of the test equipment and failure alarm is realized. The signal of the test equipment is mainlytransmitted with the method of building a local area network through combining a CAN technology and a TCP / IP technology. The method has the advantages of high communication speed, good real-time property and simplicity for wiring, and solves the problems of limited number of network interfaces, complicated wiring and the like.

The invention discloses a cable trolley protector for construction hoists, comprising a shell with a motherboard, and a pull rod. An upper support and a lower support of the pull rod are fixedly arranged on the motherboard; the pull rod penetrates and is in sliding fit with the upper and the lower supports of the pull rod; a resetting device with the other end pressed on the pull rod is pressed on the lower support of the pull rod; and the pull rod is also in transmission connection with a trigger gear of a limit switch fixedly connected on the motherboard and controlled by and connected with a master control circuit of the hoist. When in use, the shell is arranged on a cable bracket of a cage and a pulley is arranged on a cable trolley; then a pull rope is fixedly connected at the lower end of the pull rod; the other end of the pull rope is moved around the pulley and then upwardly connected on a cable-picking holder of the hoist to adjust the tension of the pull rod so as to cause the trigger gear of the limit switch to be in non-trigger state. When the cable trolley is blocked during the operation, the tension of the pull rope is changed and the pull rod triggers the limit switch to stop the operation of the hoist, thus protecting the cables and the cable trolley.

The invention provides a light energy street lamp control device based on the Internet of Things. The light energy street lamp control device comprises a connecting sleeve, a connecting frame, a photosensitive sensor, a lampshade, a connecting seat, a main control computer, an Internet-of-Things module, an aluminum alloy cooling frame, a lamp holder, a street lamp tube, a shield, a multi-angle auxiliary adjustment rain-proof plate structure, a gradient and lighting angle auxiliary adjustment frame, a rotary wind speed detector and an angle-adjustable light energy plate bracket; and the connecting sleeve is connected with the gradient and lighting angle auxiliary adjustment frame. Through arrangement of a rain guiding plate, a protective plate, movable bolts and nuts, and a connection seat,the good rail guiding capability is advantageously achieved through the rain guiding plate, by loosening the movable bolts and nuts, the position of the protective plate in the connection seat can beadjusted so as to conduct better rain-proof protection work, the service life of the device is guaranteed, and the problem that the life of the device is affected by rainwater washing is solved.

A micro-distance FPC board automatic detection device disclosed by the present invention comprises a cabinet, a rotary transmission module fixed on the cabinet, a plurality of lower jig devices fixed on the rotary transmission module, a press fitting detection device fixed on the cabinet, an automatic discharging device and a discharging conveying device. The rotary transmission module comprises a first driving device fixed inside the cabinet, a transmission module connected with the first driving device, and a circular rotating and supporting plate fixed on the transmission module. The lower jig devices are evenly distributed on the rotating and supporting plate in an equal angle manner, and the press fitting detection device, the automatic discharging device and the discharging conveying device are arranged around an outer edge of the rotary transmission module. According to the present invention, the plurality of same lower jig devices are fixed on the circular rotary transmission module which rotates circularly, so that a feeding, press fitting detection and discharging integrated material transmission function is realized within a smaller space range.

The invention relates to an embedded wireless intelligent sensor for geotechnical engineering monitoring. The embedded wireless intelligent sensor is mainly characterized in that the embedded wireless intelligent sensor comprises a sealing box and an internal sensor circuit; the sensor circuit comprises a collecting and controlling unit, a wireless transmitting module, a power source managing unit, a storage battery and a monitor interface unit. The collecting and controlling unit is connected with the wireless transmitting module, the monitor interface unit and the power source managing unit respectively; the wireless transmitting module is connected with a field server through antennas mounted on the sealing box to realize a function of wireless transmission; and the monitor interface unit is connected with a monitor. The embedded wireless intelligent sensor is reasonable in design, realizes functions of automatic data collection and transmission for geotechnical monitoring, has the characteristics of high automaticity, convenience in networking, low cost and the like, can be widely used in the fields of stability monitoring on natural rock mass geography, side slope and support in ground works, underground tunnels and construction works.

The invention discloses an automobile sliding door multi-lock-body transmission mechanism which comprises an internal-opening handle assembly and a base plate. The internal-opening handle assembly is fixed on one side of the base plate. An internal-opening rocker and a limit opening rocker are sequentially positioned on the internal-opening handle assembly. A torsion spring is sleeved on the internal-opening rocker. A central control linkage arm, a child bumper, a fastener assembly and a rivet shaft are riveted to the other side of the base plate. A child insurance linkage arm is fixedly connected to the child bumper and clamped into the internal-opening handle assembly. The fastener assembly is fixedly connected with a button of the internal-opening handle assembly through a pull rod. An external-opening linkage plate, an opening rocker with a limit shaft sleeve, an external-opening rocker with a connector and a guide rail lock rocker are sleeved on the rivet shaft. A guide rail lock transmission rocker is riveted to one end of the guide rail lock rocker. The other end of the guide rail lock rocker is riveted to the limit opening rocker. By the automobile sliding door multi-lock-body transmission mechanism, the transmission control problem during automobile sliding door multi-lock-body mounting can be solved, namely opening and closing of three lock bodies can be achieved by shifting the internal-opening handle assembly.

The invention relates to a work attendance system and method. The work attendance system comprises a controller, a Bluetooth module and at least one mobile terminal with a built-in Bluetooth transmission unit. The mobile terminal sends check-in information to the Bluetooth module in a Bluetooth mode via the Bluetooth transmission unit. The Bluetooth module is used for receiving the check-in information and transmits the check-in information to the controller. The controller is used for receiving the check-in information, comparing the check-in information with employee information stored in an internal storage module so as to determine a check-in employee, calling an internal clock chip, determining the check-in time of the check-in employee according to time when the controller receives the check-in information, and generating a work attendance table on the basis of analysis of employee information, all the check-in employees and check-in time. The work attendance system employs a Bluetooth transmission manner, so cost of the integral system is reduced, and intelligence and operationality of the system are improved.

The invention relates to an inter-board microwave optical wireless transmission system, and the system comprises a light transmitting assembly and a light receiving assembly which are used for realizing inter-board microwave optical signal transmission; the light emitting assembly comprises an emitting end tube shell, a ceramic substrate, an LD chip and a collimating lens, wherein the front end of the emitting end tube shell is provided with a light outlet, the ceramic substrate is installed in the emitting end tube shell, the LD chip is integrated on the ceramic substrate, the collimating lens is located at the front end of the LD chip, and a space isolator is arranged at the front end of the collimating lens. The light receiving assembly comprises a receiving end tube shell, a coupling lens, a substrate and a radio frequency wiring board, wherein the front end of the receiving end tube shell is provided with a light inlet, the coupling lens is installed in the receiving end tube shell, the substrate is arranged at the rear end of the coupling lens, the radio frequency wiring board is electrically connected with the substrate, and a PD chip is integrated on the substrate. By means of the technical scheme, modulation of microwave signals, optical wireless transmission and demodulation of microwave optical modulation signals can be achieved, and then transmission of the microwave optical modulation signals within the distance of 50 mm between boards is achieved.

The invention relates to hot-rolled angle steel production line before-shearing straightening equipment, belongs to the technical field of hot-rolled angle steel straightening equipment, and discloses an angle steel pre-straightening device. According to the technical scheme, the angle steel pre-straightening device comprises a power assembly (1), a coupling (2), a lower straightening roller set (3), a press-down adjusting mechanism (4), an upper straightening roller set (5), a roller frame (6) and a horizontal adjusting mechanism (7). The upper straightening roller set (5) and the lower straightening roller set (3) are arranged in the roller frame (6) and are arranged in an up-and-down parallel manner. The lower straightening roller set (3) is in drive connection with the power assembly (1) through the coupling (2). The upper straightening roller set (5) is provided with the press-down adjusting mechanism (4) and the horizontal adjusting mechanism (7). The angle steel pre-straightening device has the beneficial effects that the functions of online pre-straightening, angle steel dredging and conveying before angle steel shearing are achieved; the labor intensity of staff is reduced; angle steel is flatly and precisely conveyed onto a cold shear blade; and the angle steel quality accidents of angle steel shear deformation and the like caused by angle disorderliness and inclination are eradicated.

The invention discloses an automatic feed processing and granulating device. The automatic feed processing and granulating device comprises a feeding opening, a feed processing mechanism, a control box, a discharge opening, a discharge auxiliary plate, a base, a motor supporting seat, a motor and a coupling, wherein the feed processing mechanism consists of a material conveying opening, feed processing chambers, rolling mechanisms, a crushing mechanism, discharging mechanisms, granulating mechanisms and a feeding device. According to the automatic feed processing and granulating device disclosed by the invention, through the arrangement of the rolling mechanisms, the crushing mechanism and the granulating mechanisms, the materials are crushed after being rolled, and finally are formed andgranulated in fixed granulating and forming holes of the granulating mechanism; the materials can be crushed more thoroughly by crushing after double rolling; the sizes of the materials transferred tothe granulating and forming holes are the same; the difference in feed composition after each processing and granulating process is minimized; and the material waste is avoided.

This invention relates to a high pressure accurate basket booster used in gas transmission and to adjust gas pressure, which comprises main valve, stabilizing valve, bossing valve, wherein the main valve uses rubber film as drive structure and uses valve bar, core and socket as execution structure; the stabilizing valve is composed of valve case between upper and down covers and valve bar in the case and spring and rubber film; the main valve cover and core are matched with column steps designed as screw shape; the inner chamber is opened with ring gas tank without terminating sealed requirement.

An intelligent distribution network acquisition and monitoring system includes: an electrical parameter acquisition front end and an electrical parameter data acquisition management system. The electrical parameter acquisition front end is used for acquiring electrical parameter data. The electrical parameter data acquisition management system is used for analyzing and managing the data acquisition, collecting electric energy data, and for data processing, computing, and analysis and decision, automatically acquires electric energy meter data, remote measuring data, remote communication data, and remote regulation data by communication with distribution transformer terminal equipment or directly with the electric energy meter, can acquire different items, can take the initiative in reporting failure or other information, has an automatic recording and charging function according to set cycles and a random selective recording function according to needs, can reliably and securely acquire, transmit, and store information, and meets actual needs to the utmost extent. For the measuring point that cannot be recorded, the system gives alarms in a variety of ways to make workers on duty record manually. The data that cannot be recorded because of the failure of a main station system can be automatically measured when the system restores normal.

The invention discloses an integrated self-powered relay blind compensation device which comprises a first layer circuit board, a second layer circuit board, a third layer circuit board, a fourth layer circuit board, a fifth layer circuit board and a sixth layer circuit board. The first layer circuit board, the second layer circuit board, the third layer circuit board, the fourth layer circuit board, the fifth layer circuit board and the sixth layer circuit board are sequentially arranged downwards. The invention relates to a wireless signal relay blind compensation device adopting an integrated self-powered scheme. The solar cell panels on the first layer circuit board and the sixth layer circuit board can collect outdoor and indoor photovoltaic energy respectively, and a slot antenna 1 can also collect outdoor microwave energy; wireless energy in various forms can be collected and stored for self-power supply of the relay module; and compared with a traditional relay blind compensation scheme, the provided scheme has the advantages of light weight, low power consumption and self-power supply, can be randomly placed according to requirements, and really realizes dead-angle-free coverage.

The invention discloses a distributed intelligent bus control system, and belongs to the field of the electronic equipment bus technology and information acquisition control. The invention provides anintelligent bus control system, wherein the main electric accessories of an electric vehicle are connected to a host and a SLAVE. The host, the SLAVE, an electric vehicle controller, an instrument and other intelligent external devices are connected through the bus to achieve bidirectional data transmission, the wiring harnesses and nodes are reduced , the cost is saved, and the reliability and security are improved.

The invention relates to a magnetic bevel gear for non-contact type space crossing driving and a manufacturing method and an application thereof. The magnetic bevel gear is applied to a dustless production delivering mechanism and equipment with a driving demand on a space crossing shaft. The magnetic bevel gear comprises a ferric shaft and a tapered shaft end formed by splicing and pressing a neodymium iron boron permanent magnetic material, wherein magnetic poles are mostly obtained by magnetizing along a radial direction through multi-pole and are uniformly distributed in a ladder shape on a tapered plane of the tapered shaft end, and the adjacent magnetic poles are hetero-poles. Two magnetic gears are mounted and used in a space crossing form, the two magnetic bevel gears are in a non-contact mode, an effective clearance is remained between the two magnetic bevel gears, and a torque can be generated by an attractive force and a repulsive force between the magnetic poles, so that a driven gear is driven to rotate by a driving gear. The magnetic bevel gear has the advantages of simple structure, convenience in maintenance, high carrying capacity, dust prevention, mechanical wearing prevention, low noise, small vibration, safety, reliability, long service life, and the like.

The invention relates to the technical field of magnetic force transmission equipment, in particular to a magnetic clutch coupler. The magnetic clutch coupler comprises a first connection assembly anda second connection assembly, wherein a gap exists between the first connection assembly and the second connection assembly, the first connection assembly comprises a first connection shaft and a first magnetic piece which are fixed relative to each other, the second connection assembly comprises a second connection shaft and a second magnetic piece which are fixed to each other, the first connection shaft and the second connection shaft are coaxially arranged, the first magnetic piece and the second magnetic piece are arranged opposite to each other, the first magnetic piece and / or the second magnetic piece is an electromagnet, and the second connection assembly can be driven to rotate by the first connection assembly under a magnetic force effect when the electromagnet is energized. With the magnetic clutch coupler provided by the invention, a transmission function can be achieved, the clutch function also can be achieved, the function is more perfect, and the magnetic clutch coupler is relatively low in abrasion and low in energy loss.

The invention discloses a distributed conveying power unit capable of being freely combined, and particularly relates to the field of conveying equipment. The distributed conveying power unit comprises a conveyor rack, wherein a conveying belt is arranged at the top of the conveyor rack, a power mechanism is arranged on the outer side of the conveying belt, a feeding and discharging rack is arranged on one side of the conveyor rack, and a mechanical arm assembly is arranged on the top of the feeding and discharging rack. According to the distributed conveying power unit, workpieces or products are moved to a disc from the conveying belt through the mechanical arm assembly, then the disc moves the workpieces or the products to the conveyors in all directions, and therefore arrangement of a multi-angle production line is achieved; and by arranging distributed conveyors, a feeding and discharging manipulator and a switching mechanism, a production line can be freely combined, the conveying continuity of products between the two conveyors at the turning corner is guaranteed, the disc can be arranged corresponding to the other conveyor at any angle, and the multi-angle conveying function is achieved.

The invention provides a dual-core control device based on a severe industrial environment. The dual-core control device comprises a main processor for monitoring data, and is characterized by also being internally provided with an adjunct processor, wherein the adjunct processor and the main processor are in interactive signal connection; the adjunct processor is respectively in interactive connection with a wireless communication module and an Ethernet communication module; interactive signal connection of the dual processors is adopted, and the adjunct processor is used for being connected with the Ethernet and the wireless communication, so that the condition that configuration communication integrating wireless communication and Ethernet communication is controlled is realized, and the applicability and operability of the dual-core control device based on the severe industrial environment are improved; data monitoring, transmission and control functions of the control device are realized by the main processor, and the main processor can independently operate; and a remote control function can be realized in places online, so that the response speed and working efficiency of the control device are greatly improved, and the application range of the dual-core control device can be improved.

A concealed charging small door comprises a charging port base, a charging port cover, a driving mechanism and a lead screw and sliding block transmission assembly. The charging port base is providedwith an inner cavity, an external opening communicated with the inner cavity and a charging interface respectively communicated with the inner cavity and a battery assembly in a vehicle, and a guide track groove is further formed in the charging port base. The charging port cover is installed in the charging port base in an openable and closable mode and at least has a closed state and an open hidden state, the charging port cover is provided with a sliding foot assembly, and the sliding foot assembly is arranged in the guide track groove in a sliding mode. The driving mechanism is used for providing power so as to switch the charging port cover between a covering state and an opening hidden state. The lead screw and sliding block transmission assembly comprises a lead screw, a nut seat and a guide sliding block which are sequentially connected, the lead screw is in transmission connection with the driving mechanism, and the guide sliding block is in transmission connection with the sliding foot assembly. The charging port cover has a closed state and an open hidden state, the occupied space is reduced, the production cost is reduced, and better safety, reliability and attractiveness can be achieved concurrently in the using process.

The invention discloses a new-energy electric automobile intelligent integrated box type movable quick charging station which comprises a container body. Three parts including a high-voltage chamber,a transformer chamber and a charging equipment and low-voltage chamber are arranged in the container body. The high-voltage chamber comprises a 10 kV incoming line cabinet, a 10 kV measuring cabinet and a 10 kV outgoing line cabinet. The transformer chamber comprises a dry type transformer with the capacity of 800 kVA. The charging equipment and low-voltage chamber comprises three 300 kW chargingcabinets, a low-voltage switch box and a low-voltage reactive power compensation cabinet, and the three 300 kW charging cabinets are the first charging direct current cabinet, the second charging direct current cabinet and the third charging direct current cabinet. By the adoption of the station, the investment cost of construction of the whole station can be reduced; compared with a traditional mode, the station can achieve an unattended operation mode; and a corresponding charging terminal can be matched according to the actual condition, and the influence of power capacity is avoided.

The invention relates to a magnetic gear for the non-contact space cross transmission and a manufacture method and application thereof. The invention is applied on the dustless manufacture delivery mechanism and equipment which has the transmission request to the space cross axle. The invention comprises a hollow cylindrical magnetic gear cemented and compressed by neodymium iron boron permanent magnetism material, the magnetic poles are acquired by multi-pole radial magnetizing, and arranged on the outer surface in a helical way at 45 degrees, and the adjacent magnetic poles are different poles. The two magnetic gear spaces are crossly installed and used, the two magnetic gears are in a non-contact type, an effective gap is left between the two magnetic gears, and the torque can be generated through the attractive force and the expulsive force between the magnetic poles, to enable a driving gear to drive a driven gear to rotate. The invention has the advantages that the dust and mechanical wear can be prevented, the noise is low, the vibration is small, the invention is secure and reliable, and the service life is long.

The invention discloses a parameter adjustment and display device for processing optical materials, which comprises a handheld manipulator and a communication option, wherein the communication option comprises a communication cable with an interface or a wireless communicator with the interface; and the handheld manipulator is in bidirectional communication with an upper computer. According to the invention, by using the handheld manipulator, an operator is capable of sending a processing parameter control request message to the upper computer to adjust processing parameters and receiving a processing parameter message from the upper computer to monitor a running state of a device. The parameter adjustment and display device provided by the invention is applicable to various optical material processing devices, capable of resolving structural incompatibility and large integration difficulty of new / old products between an optical parameter detecting subsystem and a master control system, greatly increasing the parameter setting efficiency of the device based on unchanging the overall structure of the device, making full use of the original optical parameter detecting device and not increasing high cost, and bringing convenience to engineering technicians for adjusting and monitoring the optical material processing device on site.

The invention relates to a multi-node atmospheric environment detection system. The multi-node atmospheric environment detection system comprises: aerosol particulate matter sampling devices, used for detecting aerosol by means of back scattering of the aerosol to further obtain the concentration of atmospheric aerosol; a lower computer data processing device, used for collecting, and processing and packaging data of each sensor in the aerosol particulate matter sampling devices, and displaying atmospheric parameters of each aerosol particulate matter sampling device; a communication transmission device, used for providing a short-distance transmission manner or a long-distance transmission manner for the data collected by each aerosol particulate matter sampling device; an upper computer collection and processing device, used for converting frame data transmitted by the aerosol particulate matter sampling devices into atmospheric environment parameters, monitoring air quality, giving an alarm when the air quality is lower than a set value, and recording the atmospheric environment parameters. The multi-node atmospheric environment detection system has the beneficial effects that the environment detection equipment can realize automatic collection and recording of the data and achieve a wireless data transmission function, and is easy to control and adjust, and the system is high in stability.

Provided is a bicycle. A rear wheel is connected with a right gear 1, a right gear 2 is connected to a bicycle body support and connected with a right operating crank, the right operating crank is connected with a right pull rod, the right pull rod is connected to a right stepping crank, and the right stepping crank is connected with a right pedal; a user downward steps on the right pedal to drivethe right gear 2 to rotate through the right stepping crank, the right pull rod and the right operating crank, and the right gear 2 drives the right gear 1 to make the rear wheel rotate; the right wheel is connected with a left gear 1, a left gear 2 is connected to the bicycle body support and connected with a left operating crank, the left operating crank is connected with a left pull rod, the left pull rod is connected to a left stepping crank, and the left stepping crank is connected with a left pedal; the user downward steps on the left pedal to make the left gear 2 rotate through the left stepping crank, the left pull rod and the left operating crank, and the left gear 2 drives the left gear 1 to make the rear wheel rotate. Through the transmission, speed change and direction changeof the left gears and the right gears, by means of the cranks and the pull rods, by downward stepping the pedals, the rear wheel has a running function; by means of a lever force-saving principle, labor saving and rapid riding are realized.