62results about How to "Increase the number of loads" patented technology

The invention relates to a high-efficiency film coating machine for solar thermal-collecting tubes, which comprises a vacuum chamber, a target, a turntable and clamps, wherein the vacuum chamber is a cylinder body provided with a door; the target is a cylindrical lathy component which rotates around an axis of the cylinder body; and the target is arranged in the center of the turntable arranged in the vacuum chamber. Workpiece sheaths of solar thermal-collecting tubes are clamped on the clamps which connected with a driving device by an autorotation transmission chain, and the turntable is connected with the driving device by a revolution transmission chain. The high-efficiency film coating machine for the solar thermal-collecting tubes also comprises more than two rotating stands provided with clamps with the number of n. The rotating stands are installed on the turntable, and are connected with the driving device by an additional revolution transmission chain. The rotating center of each clamp on each rotating stand is arranged in a circle gridle using the rotating center of the rotating sand as the center of a circle; and the rotating center of each rotating stand is arranged in a circle gridle using the rotating center of the turntable as the center of a circle. The high-efficiency film coating machine for the solar thermal-collecting tubes can effectively enhance the energy production capability of equipment, and reduce the production cost and the energy consumption cost for the film coating of the thermal-collecting tubes.

The embodiment of the invention relates to a connector, and in particular discloses a miniature double-core optical fiber connector. The miniature double-core optical fiber connector comprises a shell with an accommodating body, a head sleeve combination comprising a pair of head sleeves and a pair of head sleeve handles, a pair of elastic elements and a tail cover, wherein the accommodating body of the shell comprises a first end, a second end and an accommodating groove which extends from the second end to an accommodating groove with a flat bottom; two perforations are formed at the first end; the accommodating body of the shell accommodates the head sleeve combination and the pair of elastic elements and is connected with the tail cover so as to form a stable combination; each head sleeve handle comprises a first tubular end part and a second tubular end part, wherein each first tubular end part accommodates a head sleeve and each second tubular end part accommodates an optical fiber cable; the elastic elements are sleeved on the second tubular end parts of the head sleeve handles; the tail cover comprises a connecting part and a tubular part which is positioned at the front end of the connecting part; and when the tail cover is connected with the accommodating body, the tubular part of the tail cover is inserted into the accommodating groove of the accommodating body.

An adsorbent for adsorbing p-xylene from mixed C8 arylhydrocarbon is composed of the adsorptive active component chosen from Ba or Ba and K exchange X zeolite to Y zeolite (88-95 mass%) and the kaolinite. Its advantages are high adsorption capacity and high adsorption selectivity.

The invention provides a performance testing system and method for an MS (Media Server) clustered system. The performance testing system comprises an MS clustered system, a set top box simulating device, IPQAM (Internet Protocol Quadrature Amplitude Modulation) equipment and a playing terminal; the set top box simulating device is used for simulating a test case and analyzing relevant performances of the MS clustered system according to time information on signalling interaction between the set top box simulating device and the MS clustered system; and the playing terminal is used for receiving and playing a media stream which is selected and sent by the MS clustered system according to a request of the set top box simulating device, and obtaining performance data of the MS clustered system according to a playing result. According to the performance testing system provided by the invention, a media stream playing process and a signalling processing process can be separated, the problem of overweight load of a testing machine in the traditional testing system is solved, and the analysis and the processing to the media stream are facilitated; and the set top box simulating device in the system can be used for simulating a plurality of set top boxes, so that the number of user loads contained by the test case is greatly increased, and the testing cost is greatly saved.

The invention discloses a device used for sintering sodium-sulfur battery ceramic pipes. The device used for sintering the sodium-sulfur battery ceramic pipes comprises a furnace hearth composed of a furnace bottom and a furnace body, a heating device, a heat preservation layer and a lining. The heat preservation layer and the lining are constructed on the inner wall of the hearth in sequence. The furnace bottom is in a round plate shape. Ceramic pipe green bodies are distributed uniformly and buckled on the furnace bottom in a reversed mode. An inner cavity of the furnace body is in a cylinder shape matched with the shape of the furnace bottom and the top portion of inner cavity of the furnace body is arc. The lining is formed by the laying of special-shaped bricks made of alkalinity high-temperature fire-proof materials. The heating device comprises a plurality of heating rods which are distributed uniformly on the inner wall of the furnace body and made of molybdenum disilicide materials, and thus the temperature difference in the hearth is not less than + / -2 degrees. The device used for sintering the sodium-sulfur battery ceramic pipes is used for sintering the sodium-sulfur battery ceramic pipes in a solid phase alkalinity atmosphere, and a sodium-rich atmosphere in the hearth can be formed. Rapid volatilization of the sodium component in an electrolyte beta aluminum oxide ceramic pipe product in the process of the high-temperature sintering can be restrained. The uniformity of product performances can be improved, the service life of equipment can be prolonged, and operation time and human cost for products to go in and out of the furnace are reduced.

The invention provides a universal loading device for gold wire bonding. The universal loading device comprises a loading plate component and a heating platform component, wherein the loading plate component comprises a loading plate (7), limiting pieces (8), a lifting handle (9), compression blocks (10), springs (11), shafts (12), chip components (13) and locating pin holes (15); the heating platform component comprises a locating plate (16) and locating pins (17). According to the universal loading device for gold wire bonding, provided by the invention, the loading plate and a heating base plate are designed to be separated, therefore one set of gold wire bonding equipment can be matched with a plurality of sets of loading plates, the utilization of the golden wire bonding equipment can be maximized; besides, after devices to be bonded are loaded onto the loading plate for clamping, unclamping is carried out only after processes such as whole plate bonding, whole plate turning and whole plate ageing are completed, clamping and unclamping operations of each of the devices during bonding and ageing can be avoided, and the working efficiency is greatly improved.

The invention relates to a feeding device for transporting cylindrical workpieces. The feeding device comprises a support, a skip type feeding mechanism, a hopper mechanism, a waterwheel mechanism and a cartridge clip type slide mechanism, wherein the skip type feeding mechanism, the hopper mechanism, the waterwheel mechanism and the cartridge clip type slide mechanism are arranged on the support and connected sequentially. The skip type feeding mechanism is provided with a workpiece bin slantwise and pours a plurality of the workpieces into the hopper mechanism; the workpieces fall into the waterwheel mechanism one by one after passing through the hopper mechanism; the waterwheel mechanism sends the workpieces into the cartridge clip type slide mechanism sequentially; and finally, the cartridge clip type slide mechanism sends out the sequentially arranged workpieces. Compared with the prior art, the feeding device has the advantages of being simple and reliable in structure, capable of saving labor and lowering costs, capable of controlling the production number, large in loading number and the like.

In a loading method for a package unit (20), a packaged product wherein a thin display device (1) is packed in a thin packing box (3), is formed into a thin substantially rectangular shape corresponding to the thin display device, and is loaded on a individual packaging pallet (8) which is provided with a fork insertion opening in the long side surface of the pallet. The packaged product and the individual packaging pallet are fastened together with a band (5) to form a package body (21). A rectangular loading pallet (26) on which two package bodies are aligned in parallel is provided with fork insertion openings (29, 30) on the long side and short side of the loading pallet, respectively. With respect to the package unit (20) wherein two package bodies and the loading pallet are fastened together with a band (33), a fork of a forklift is inserted into the fork insertion opening (30) on the short side to carry the package unit, and loading is performed while arranging the package units close to each other so that the short side of the package body (21) is opposed against the interior back surface of the container. Thereby, the efficiency in loading the package units can be increased, and a number of units which can be loaded in the container space can be increased.

This invention discloses a supporting stand structure of an image display device including the following two parts: a base plate along the long direction and a support stand frame bond on the ends of both sides of the base plate by gemels to fold or stretch the base plate so as to reduce volume of package.

An electroplating hanger that is easy to disassemble and install, including a connecting rod, a placing tray, a hook and a hook; A number of hooks are installed, and the top of the electroplating hanger body is equipped with a hook through a connecting rod. The setting of the placement tray in the present invention is beneficial to increase the number of racks loaded, improve the performance of the electroplating rack body, so that the electroplating rack body can meet different requirements for use, and the number of placement trays can be increased or decreased according to actual conditions. It improves the flexibility of the electroplating rack body. The setting of the connecting rod in the present invention is conducive to the formation of a split structure of the electroplating rack body, facilitates the installation and disassembly of the electroplating rack body, and enables the height of the electroplating rack body to be adjusted according to actual needs to meet the needs of the electroplating rack body in different situations. use below.

A method and apparatus for vacuum coating of small workpieces are disclosed. Said method is characterized by that the cage containing small workpieces periodically rotates at a certain speed which is controlled to make the small workpieces uniformly close to the surface of cage, so eliminating the overlap between workpieces and increasing the efficiency and quality of vacuum coating. Said coating apparatus is composed of controlled power supply, motor, speed reducer, and vacuum coating chamber which consists of vacuum chamber, cage and multiple evaporating sources.

The invention discloses an unfoldable satellite-borne synthetic aperture radar antenna based on a shape memory polymer composite material, relates to a radar antenna and specifically relates to the unfoldable satellite-borne synthetic aperture radar antenna based on the shape memory polymer composite material. The invention aims at solving the problem that the quality of an existing radar antennaseriously limits satellite life and the carrying amount. The unfoldable satellite-borne synthetic aperture radar antenna comprises a plurality of upper trusses, a base and a plurality of antenna units, wherein the plurality of the upper trusses are abreast arranged on the base in parallel, the plurality of the antenna units are arranged on each upper truss in the length direction, and the plurality of the antenna units are arranged in a matrix shape to form a rectangular plate body. The unfoldable satellite-borne synthetic aperture radar antenna disclosed by the invention belongs to the fieldof spatial unfoldable structures.

The invention discloses a method for increasing the number of columns of loading on a container vessel. A main body adopts the container vessel, an upper deck is arranged on the container vessel, a plurality of deck pillars are arranged on the outer side of the lower surface of the upper deck, 40-foot containers or 20-foot containers are placed on the upper deck, a plurality of binding bridges are arranged on the 40-foot containers or the 20-foot containers in a matched manner, two binding rods are arranged on the binding bridges in a matched manner, and an oblique support is mounted on the outer side surfaces of the deck pillars. On the premise that a conventional loading form of containers on the upper deck is kept basically not changed, loading of one column of containers is added to each of two boards by adding the oblique support structure on the support pillars of the original board edge, so that the total loading quantity of the containers is substantially increased, the molded breadth of a vessel body below the upper deck is kept unchanged, the oblique support beyond the molded breadth is added on dependence of the pillar structure on the board edge of the upper deck, and the added breadth can be used for accommodating a column of containers.

The invention discloses a waterproof coating freight management system based on the Internet, relates to the technical field of freight management, and solves the technical problem that the risk of vehicle failure is increased due to the fact that a transport vehicle cannot be analyzed in the prior art. After receiving the vehicle pre-selection signal through a vehicle pre-selection unit, detecting the idle transport vehicles, marking the vehicles passing the detection as pre-selected vehicles, dividing the pre-selected vehicles into pre-selected travel vehicles and excluded travel vehicles, and sending the pre-selected travel vehicles to a cloud management platform; performing voltage detection on idle vehicles, judging whether historical running engines of the idle vehicles have problems or not, avoiding the situation that the transportation efficiency is reduced due to the fact that the vehicles are not maintained, and preventing the quality problem of waterproof coating in the transportation process due to transportation vehicle problems; monitoring the carriage environment of the vehicle, and preventing the situation that the temperature of the carriage is unqualified before the vehicle transports the waterproof coating, and consequently the risk of deterioration in the transportation process of the waterproof coating is increased.

The invention relates to a conductive material igniting method by inputting and outputting a electronic excitation from a side of a circuit board. The device involved in the method is composed of a PCB printed circuit board, a first bonding pad electrode, a first circuit, a first metallization half hole, an insulation region, a second bonding pad electrode, a second metallization half hole, a second circuit, a discharge region, a first discharge end, a second discharge end and a conductive material. According to the method, an external integrated controller is used for carrying out communication power supply on the electronic excitation detonator. The power is converted into a communication signal and a supply voltage through an input circuit and an energy storage capacitor is charged. After the communication of the integrated controller and the electronic excitation detonator is finished, a detonation command is sent out, a single-chip microcomputer sends an opening signal to the a discharging switch. The discharge switch outputs the capacitance energy to the side surface of the input / output electronic excitation conductive material ignition device of the circuit board through thecircuit board. A conductive material is coated on the first discharge end, the second discharge end and the discharge region, so that the electric conduction material can generate energy capable of generating fast electronic movement and the flame can be emitted. The flame ignites the basic explosive and detonates detonator, and replaces an ignition bridge wire and a firing powder head in the electric detonator and the electronic detonator.

The invention provides a large-power MBUS main controller circuit which comprises a host computer sending circuit and a host computer receiving circuit; the host computer sending circuit comprises a direct-current power supply and a sending control circuit; the host computer receiving circuit comprises a sampling resistor, a pre-stage filter differential amplifier circuit and a signal output circuit; the pre-stage filter differential amplifier circuit comprises a pre-stage filter circuit and a differential amplifier circuit; the differential amplifier circuit comprises a computing amplifier; the pre-stage filter circuit comprises a first filter circuit and a second filter circuit; and the first filter circuit and the second filter circuit are output to the computing amplifier respectivelyand provide voltage output differential amplification signals through the computing amplifier. By adopting the large-power MBUS main controller circuit provided by the invention, the circuit design isconcise, the low-resistance value sampling resistor and the high-precision differential amplifier circuit are adopted to inhibit interference of a common mode signal and improve the stability of receiving the signal, and the slave node loading amount is increased.

The invention discloses a light-emitting component and a light-emitting drive circuit of an audible and visual alarm. The light-emitting component comprises a light-emitting body and a light reflecting base, wherein the light-emitting body is attached to the inner surface of the light-emitting body, the light-emitting body comprises a flexible LED light-emitting sheet, the light-emitting sheet comprises a plurality of LED matrix composite structures, and each LED is welded on a flexible PCB plate; and the light reflecting base protrudes from the bottom to the top surface, and the side part comprises a plurality of spacing holes which are fixed on the LED light-emitting sheet. The light-emitting drive circuit comprises a power supply module for providing the input voltage and an audible and visual alarm module for emitting an alarm signal under the effect of the drive voltage. The drive circuit comprises an energy storage module which is connected with one end of the power supply module and is used for storing the energy under the effect of the power supply module input voltage, and a pressurization module connected in parallel to the energy storage module and the audible and visual alarm module separately. According to the invention, the work efficiency of the audible and visual alarm is improved more than one time than the work efficiency of audible and visual alarm in the prior art. Compared with the audible and visual alarm in prior art with the same output power, the load amount and the alarm time of the audible and visual alarm of the invention are double.

The invention relates to a dry powder bacterial agent for removing low-concentration copper ions in wastewater. The dry powder bacterial agent is prepared by mixing a fermented copper-resistance bacterium and an immobilization carrier, wherein the copper-resistance bacterium is independently-separated bacillus sp., the bacillus sp. is preserved in China General Microbiological Culture Collection Center, and the preservation number is CGMCC NO.7368. The invention provides new application of the CR1 bacillus sp. with the preservation number of CGMCC NO.7368. The efficient dry powder bacterial agent prepared by mixing a fermentation liquid of the bacillus sp. and the immobilization carrier is suitable for treating copper-polluted wastewater with the low concentration of 2-16 mg / L, the treatment time is short, the effluent concentration is low, and industrialized application is achieved.

The invention belongs to the field of communication and electronic circuits, and provides an M-BUS host transceiver circuit, which comprises a receiving circuit, a transmitting circuit, a transmittingshunt circuit and a current limiting circuit, in the receiving circuit, after a current signal sent by a slave is sampled by a sampling resistor, the sampled signal passes through an anti-aliasing filter circuit, a first-stage amplification circuit, a current-limiting filter circuit, a second-stage amplification circuit and a shaping circuit in sequence and then is input into an MCU; in the transmitting circuit, a control signal is divided into two paths after entering the circuit, one path controls the on or off of a PMOS transistor through an amplifier controlled by a triode, and the otherpath controls the on or off of an NMOS transistor through a triode. The transmitting shunt circuit comprises a plurality of transmitting branches, each transmitting branch is provided with an MOS tube, the MOS tubes are controlled through gating signals of the single-chip microcomputer to achieve opening of a signal path, and the current limiting circuit is used for limiting current of the transmitting shunt circuit. The current transmitting and receiving sensitivity is improved, and the method can be widely applied to the field of communication.

The invention puts forward the repeaters, data frames transferring method based on the X-10 and the electric power line transferring system based on the X-10, the core of the method is: the repeaters is mounted in the electron power bearing the weight of the X-10 data frames, the repeaters amplifiers the received X-10 data frames and transmitted. The invention improves the intension and the anti-jamming ability of the X-10 signal, the power line communicating reliability based on the X-10 can be improved, the development of the little section intelligent controlling is advanced, the X-10 protocol is perfected, the applying domain of the X-10 protocol is swelled. The repeaters of the invention not only can amplifier and transmit the data frames but also perform the corresponding operation according to the controlling order of the controlling end, the corresponding operation are the adopting the self output intension and the feedback output intension of the controlling end, the far cry transform of the data frames has the base, the management ability of the repeaters can be improved.

The invention provides a composite floor slab transporting method and a composite floor slab. The composite floor slab transporting method includes the steps: turning over the composite floor slab from a horizontal state into a vertical state; lifting the composite floor slab in the vertical state into a transporting device and vertically placing the composite floor slab. The composite floor slabcomprises a floor slab body and a lifting rib structure arranged on the floor slab body, wherein the lifting rib structure is connected with a turnover device in a lifting manner to turn over and liftthe composite floor slab.

The invention discloses a double-layer special transport vehicle for beef cattle. The double-layer special transport vehicle for the beef cattle comprises a gooseneck type semi-trailer and a carriage arranged on the semi-trailer, the carriage is divided into an upper layer and a lower layer through a partition plate, inner guard rails are arranged in every layer of carriage in the longitudinal direction at intervals, guard rail doors and feeding doors are arranged on the inner guard rails, a carriage door is arranged on a side wall of the carriage close to the inner guard rails, exhaust fans and shutters are arranged on two sides of the carriage or the inner guard rails, and a vertical lifting device and an electric telescopic tarpaulin device are respectively arranged at the tail and the top of the carriage. The double-layer special transport vehicle for the beef cattle has the advantages that the beef cattle can be loaded and unloaded anytime anywhere in the transport process, functions of sun shading, rain prevention, heat insulation and ventilation of the carriage are achieved, and not only are economy and convenience in beef cattle transportation achieved, but also the problem of transport stress syndromes which often occur in beef cattle transportation is effectively solved.

The invention discloses an adjustable matched ball discharging device for volleyball training, relates to the technical field of volleyball training instruments, and aims to solve the problems that an existing ball discharging device is single in ball discharging angle, cannot adapt to various volleyball training plans, is small in ball loading amount, is inconvenient to move and affects the training effect. By arranging a ball frame and a ball runway, the loading number of volleyballs is increased, the serving training time during training can be prolonged, a pull rod and rolling wheels are installed on a base, so that the base is convenient to move, the position of the base is convenient to change in the training process, the device can be used in various training scenes, by arranging an electric push cylinder, an electric push rod, and a rotating table, the horizontal angle and the vertical angle of serving can be adjusted through control of a PLC, the rotating speed of a serving motor is adjusted, the speed of serving volleyballs can be adjusted, various serving effects can be achieved through multi-aspect adjustment, various volleyball training requirements are met, the training effect is enhanced, and the volleyball training level can be improved.

The invention discloses a printing roller transferring trolley, comprising a trolley frame, wherein the trolley frame includes a rectangular under frame, a vertical rectangular bracket is arranged at one side of the under frame, an upper frame is further arranged above the under frame, the downward projection of the upper frame is overlapped with that of the under frame, one side of the upper frame is in fixed connection with the bracket, an inclined supporting frame is arranged beneath the upper frame, one end of the supporting frame is in connection with the bracket, and the other end of the same is in fixed connection with a lateral edge of the upper frame, cambered supporting arms with the concave surfaces facing upwards are symmetrically arranged on each of the under frame and the upper frame, the upper frame inclines upward, the angle of inclination between the upper frame and the horizontal plane is 15 degrees, and an elastic rubber layer is arranged at an inner side of each of the cambered supporting arm. The printing roller transferring trolley disclosed by the invention has the advantages of strong universality, wide loading quantity, simple structure and convenience for operation by an operator, and is applicable to printing rollers of various specifications.

The invention discloses an external pressure type hollow fiber curtain type membrane and a preparation method thereof, and the preparation method comprises the following steps: spreading M wet membrane filaments which are parallel to each other in the same plane, arranging every two wet membrane filaments at equal intervals, aligning the two ends respectively, and fixedly connecting the two ends of the M wet membrane filaments respectively to prepare a membrane row; sequentially stacking the N membrane rows at equal intervals, and performing airing to obtain dry membrane filaments; arranging the two ends of the N membrane rows in the two membrane boxes in a one-to-one correspondence mode, and after casting and fixing are conducted through an adhesive, cutting off the ends of the membrane boxes and the ends of the membrane rows; gluing and fixing the two water production membrane pipes to the membrane boxes at the two ends of the membrane row in a one-to-one correspondence mode, and preparing the external pressure type hollow fiber curtain type membrane. According to the external pressure type hollow fiber curtain type membrane and the preparation method thereof, the workload of preparing the curtain type membrane is reduced; the membrane filaments are respectively aligned and arranged along the transverse direction and the longitudinal direction, so the sewage blockage can be prevented, the filtering capacity is improved, the aeration frequency is reduced, and the filling quantity of the membrane filaments in unit volume is increased.

The invention discloses an LED light-emitting device, a display module and display equipment. By arranging a decoupling capacitor and a coupling capacitor and arranging a voltage stabilizing circuit in a driving chip, the driving mode that all the LED light-emitting devices in the display module in the prior art are connected in parallel to form a single row can be changed into the driving mode that multiple rows are connected in parallel and multiple LED light-emitting devices in each row are connected in series; the problem that the LED light-emitting devices at the tail end of a power line cannot work normally due to the fact that the power line is too long and the line loss is too large when all the LED light-emitting devices in the display module are connected in parallel to form a single line is solved, and then the load number of the power supply is increased. The voltage stabilizing circuit can avoid the influence of the voltage drop on the lower-stage LED light-emitting device when the LED light-emitting devices are connected in series, so that the load quantity of the power supply is increased; the decoupling capacitor can avoid noise interference in a power supply signal, the stability of the driving chip is improved, and the display quality is improved; and the coupling capacitor can avoid interference of a power signal to a data signal, and the display stability is improved.

The embodiment of the invention relates to a connector, and in particular discloses a miniature double-core optical fiber connector. The miniature double-core optical fiber connector comprises a shell with an accommodating body, a head sleeve combination comprising a pair of head sleeves and a pair of head sleeve handles, a pair of elastic elements and a tail cover, wherein the accommodating bodyof the shell comprises a first end, a second end and an accommodating groove which extends from the second end to an accommodating groove with a flat bottom; two perforations are formed at the first end; the accommodating body of the shell accommodates the head sleeve combination and the pair of elastic elements and is connected with the tail cover so as to form a stable combination; each head sleeve handle comprises a first tubular end part and a second tubular end part, wherein each first tubular end part accommodates a head sleeve and each second tubular end part accommodates an optical fiber cable; the elastic elements are sleeved on the second tubular end parts of the head sleeve handles; the tail cover comprises a connecting part and a tubular part which is positioned at the front end of the connecting part; and when the tail cover is connected with the accommodating body, the tubular part of the tail cover is inserted into the accommodating groove of the accommodating body.

The invention provides a vacuum coating machine, belongs to the technical field of machinery, and solves the problem of low production capacity of a conventional vacuum coating machine. The vacuum coating machine comprises a vacuum cover and a vacuum system used for keeping the inside of the vacuum cover in a vacuum state, wherein an umbrella frame and a steaming source are arranged in the vacuum cover; the umbrella frame comprises a rotary plate capable of circumferentially rotating and a plurality of workpiece frames; the workpiece frames are connected with the rotary plate through the first rotary shafts of the workpiece frames respectively and are distributed in an umbrella shape in the circumferential direction of the rotary plate. The vacuum coating machine also comprises a drive mechanism capable of rotating around the central lines of the first rotary shafts while driving the workpiece frames to rotate in the circumferential direction of the rotary plate. According to the vacuum coating machine, a structure that the workpiece frames are distributed in the umbrella shape in the circumferential direction of the rotary plate is adopted, so that the space occupied by the umbrella frame is reduced and the receptor area of the workpiece frames to steaming materials is enlarged; the front and rear surfaces of the workpiece frames are all capable of loading workpieces to be coated, so that the loading quantity of the workpiece frames is increased. The vacuum coating machine is higher in production capacity and better in economic benefit.

The invention discloses a bicycle structure. The bicycle structure comprises a vertically extending annular bicycle body with a certain extension width, the lower portion of the bicycle body is provided with wheels in contact with the ground, and a seat for a passenger to take is arranged in the bicycle body. The bicycle is provided with the vertically arranged annular structure, so that the entire outer contour of the bicycle is composed of arc surfaces to reduce the impact force caused by the collision of the bicycle, thereby improving the trafficability and loading convenience of the bicycle, and reducing the floor space of the bicycle.