4192results about How to "Exquisite structure" patented technology

The invention relates to an automatic garment and trousers folding machine. The machine is characterized by comprising a support (5), a clothes collecting device (A) arranged on the support (5), a composite clothes folding device (B) and a containing device (C), the composite clothes folding device (B) and the containing device (C) are arranged below the clothes collecting device (A), the clothes collecting device (A) is used for clamping garments and trousers and placing the same on the composite clothes folding device, and the composite clothes folding device selects folding actions according to types of the garments and the trousers and sends the garments and the trousers after being folded well to the containing device (C) for containing. The automatic garment and trousers folding machine has the advantages of simple structure, high reliability, low cost, easiness in popularization and the like.

The invention relates to an optics mechanic composted measuring method and device of colored thread or clothe surface feather, apparent denseness, compression ability and frictional ability. The method comprises: picking up and roller drawing the sample by cord roller, taking sample's surface feather sharp dynamically by high-resolution figure CCD camera and obtaining feather quantity, compressing the picking up sample by driven compressing block, measuring sample's apparent denseness, doing up-and-down movement to compress the sample on the supporting block by driven compressing rod to measure sample's compression ability and compression resilience. The device comprises: cartage, stalling, operating rod, cord roller, compression block, a pair of fore-roller, briquette, back-up block, a pair of rear-roller, sample ladle, high-resolution figure CCD camera, sensor connected separately with compression block, briquette and back-up block, roller draw-off mechanism, alter steering mechanism, system for collecting, controlling and processing the force and shape signal and computers.

The invention relates to a bending machine controlling torque adjustment and roll bending through a PLC and a method. The bending machine comprises a driving motor, a clamping-fixing seat and a PLC mainframe, wherein the driving motor, the clamping-fixing seat and the PLC mainframe are arranged on a machine frame, a bending shaft is installed on the driving motor, and a machined part is arranged on the clamping-fixing seat. The bending machine further comprises a capacitive sensing thickness detector installed on the machine frame through a support, a proximity switch installed on the clamping-fixing seat, a pressure sensor and a rolling shaft, wherein the rolling shaft is connected to the upper end face of an adjusting plate, and the lower end face of the adjusting plate is installed in an installing groove formed in the clamping-fixing seat by means of a rotary shaft and a spring. The bending machine adopts the pressure sensor to control clamping force, and excessive deformation and looseness of boards are avoided. Bending is performed by utilizing most suitable torque, and machining quality is improved. The bending machine automatically controls a bending angle through the arranged proximity switch and prevents excessive bending. The inner concave face of the machined part is rolled through the rolling shaft, and cracks and burrs at the position of the concave face are decreased.

The invention relates to an X-ray thickness detection and bending speed adjusting bending machine based on a PLC. The X-ray thickness detection and bending speed adjusting bending machine comprises a driving motor, a clamping fixing base, a main machine as well as an X-ray thickness detector, a first pressure sensor, a second pressure sensor and a detection feedback device, wherein the driving motor is arranged on a rack; the main machine is used for controlling the driving motor; a bending shaft is mounted on a motor shaft of the driving motor; a processed workpiece is arranged on the clamping fixing base; the X-ray thickness detector is mounted on the rack through a first bracket; the first pressure sensor and the second pressure sensor are arranged on the clamping fixing base; the detection feedback device comprises an ultrasonic crack detector which is arranged on the clamping fixing base through a second bracket. The invention further provides a bending processing method adopting the bending machine. Due to PLC controlled sectional processing and positioning detection, the phenomenon of bending deviation or bending omission can be avoided, and the processing reliability can be improved; the processed workpiece can be bent according to most appropriate torque, so that the processed workpiece is prevented from being affected by too large or too small torque, bending cracks can be reduced, and the processing quality can be improved.

The invention relates to an NFC antenna structure for a metal back cover mobile phone. An NFC antenna with a coil form is arranged in a metal back cover of a mobile phone. The metal back cover of the mobile phone is provided with a concave groove used for blocking a vertex of the metal back cover of the mobile phone and a hole used for arranging a camera. The NFC antenna communicates with an external reader-writer antenna via the concave groove and the hole based on magnetic field coupling. The NFC antenna comprises an NFC coil and a ferrite magnetic sheet. The concave groove starts at one side of the metal back cover of the mobile phone and ends at the opposite side of the metal back cover of the mobile phone. The concave groove comprises two transverse grooves and two vertical grooves. The NFC antenna employs the opening for arranging the camera in the metal back cover of the mobile phone for radiation and the metal back cover of the mobile phone is provided with the concave groove, so that the vortex of the metal back cover is prevented from causing magnetic field interference to the NFC antenna and the excellent electrical performance of the NFC antenna and the reader-writer can be guaranteed during work.

The invention discloses a solar energy storage, ventilation and heating system, which comprises a heat storage wall composed of a heat-insulation layer, a heat storage layer and an aluminum plate painted with black paint, a heat storage ventilation channel or a combination thereof, which are sequentially arranged on the outer side of the external wall of a building; a transparent cover plate arranged on the outer side of the heat storage wall or the heat storage ventilation channel; an air sandwich between the transparent cover plate and the heat storage wall; and an upper vent and a lower vent having valves and arranged on the transparent cover plate and the heat storage wall. The solar energy storage, ventilation and heating system can achieve intermittent ventilation and heating without consuming non-renewable energy by using the special heat absorption and release functions of a phase-change heat storage material and by controlling the valves of the vents. The system has the advantages of energy conservation, environmental protection, simple control and handsome structure, and can be widely used for common residential buildings and public buildings.

The invention relates to a capacitor thickness detection and crack feedback plate bending machine based on a PLC. The capacitor thickness detection and crack feedback plate bending machine comprises a driving motor, a clamping fixing base and a PLC host machine for controlling the driving motor. A bending shaft is installed on a motor shaft of the driving motor, and a machined piece is arranged on the clamping fixing base. The capacitor thickness detection and crack feedback plate bending machine further comprises a capacitor induction thickness detector installed on a machine frame, a pressure sensor arranged on the lateral side of a clamping groove of the clamping fixing base, a detection feedback device and a controller connected with the PLC host machine. The detection feedback device comprises an ultrasonic crack detector arranged on the clamping fixing base. The capacitor induction thickness detector, the ultrasonic crack detector and the pressure sensor are connected with the PLC host machine through a DSP module. The invention further provides a bending method. According to the capacitor thickness detection and crack feedback plate bending machine and method, sectioned machining is controlled through the PLC, the machined piece is bent at the most proper rotating speed, influences of the excessively-high or excessively-low rotating speed on the machined piece are avoided, bending cracks are reduced, and the machining quality is improved.

The invention belongs to the field of optic hardened films, and particularly relates to an ultraviolet light curing optic hardened film. The problem that the coating thickness of an existing optic hardened film is uneven, so that a Newton ring phenomenon occurs is solved by the ultraviolet light curing optic hardened film, the preparing device of the ultraviolet light curing optic hardened film and the preparing method of the ultraviolet light curing optic hardened film. The hardened film comprises a transparent base material and an ultraviolet light curing hardened coating. The hardened coating is formed through the method that the transparent base material is coated with ultraviolet light curing coating liquid and the ultraviolet light curing coating liquid is cured through ultraviolet light. The ultraviolet light curing coating liquid is composed of, by weight, 0-70 parts of UV light-cured resin, 5 to 30 parts of reactive diluent, 2 to 10 parts of photoinitiator and 0.1 to 2 parts of auxiliaries. The surface roughness of the hardened coating of the optic hardened film is smaller than or equal to 0.01 micron, so that Newton rings are basically invisible. In addition, the preparing technology of the ultraviolet light curing optic hardened film is simple, easy to operate and more environmentally friendly.

A wound dressing comprises a wound contacting material incorporating a therapeutically effective amount of a particulate, water insoluble, inorganic silver salt containing at least 50% by weight (based on the weight of the salt) of silver for delivering silver to a wound. The preferred water-soluble, inorganic silver salt is sodium carbonate. The wound contacting material may comprise an alginate.

A station charging type public transportation trolley bus system receiving power in transverse and lateral direction comprises a station charging type public transportation trolley bus, a station surface road mark, a bi-wiring pantograph receiving power in the transverse and lateral direction, a double feeding wire, a charging type public transportation trolley bus stand; the station charging type public transportation trolley bus takes on-vehicle storage battery or / and a supercapacitor as drive power source; the station surface road mark is a traffic sign boundary line which is on the charging type public transportation trolley bus stand road and is arranged along the correct parking position; the bi-wiring pantograph receiving power in the transverse and lateral direction is arranged at the top part of charging type public transportation trolley bus or above the stand shed of the charging type public transportation trolley bus stand; the double feeding wire is correspondingly arranged above the stand shed or at the top part of the public transportation trolley bus; the station charging type public transportation trolley bus parks at the charging type public transportation trolley bus stand and enters the station surface road mark; then the bi-wiring pantograph receiving power in the transverse and lateral direction automatically extend to contact the double feeding wire in the transverse and lateral direction of the driving direction so as to receive power and to be charged. The system of the invention features simple structure, rational system composition and beautiful appearance of the stand.

The invention discloses a special automatic fire extinguishing device for a battery box. The special automatic fire extinguishing device comprises a plurality of air suction type fire disaster detectors, at least two fire extinguishing agent containers, and a controller, wherein the air suction type fire disaster detectors are used for detecting whether the interior of each battery box catches a fire or not; the fire extinguishing agent output opening of each fire extinguishing agent container is connected with a fire extinguishing agent conveying pipe network; each fire extinguishing agent conveying pipe network comprises a main pipeline and a plurality of branch pipelines which are connected with the main pipeline; each battery box of a coach is connected with at least one branch pipeline; a first valve is mounted at the fire extinguishing agent output opening of each main pipeline or each fire extinguishing agent container; a second valve is mounted on each branch pipeline; the controller is connected with the air suction type fire disaster detectors, the first valves and the second valves, and controls whether each of the first valves and the second valves is opened or closed according to detecting results of the air suction type fire disaster detectors. According to the special automatic fire extinguishing device for the battery box, each battery box of the coach can be effectively protected one by one; the personal and property safety of passengers on the coach caused by fire spreading because a new energy coach catches a fire can be prevented.

The invention discloses a flight carrier system of an unmanned aerial vehicle.The flight carrier system comprises a lifting mechanism and a grabbing mechanism.The lifting mechanism comprises a fixing carrier plate, a lifting carrier plate and a lifting lead screw.A driven tooth is arranged at one end of the lifting lead screw.A driving tooth is arranged on the lifting carrier plate.The driving tooth drives the driven tooth to rotate to control the lifting lead screw to be lifted.The lifting lead screw is lifted to drive the lifting carrier plate to move.The grabbing mechanism comprises a base, a movable arm and a traction device controlling the movable arm.The base is provided with a pair of movable arms, a rotating handle and a traction rod.The rotating handle rotates forward and reversely to pull the traction rod to extend and contract to drive the two movable arms.The grabbing mechanism is provided with a bottom carrying mechanism.Compared with the prior art, the flight carrier system of the unmanned aerial vehicle has the advantages that by means of longitudinal moving of the lifting mechanism and clamping of goods through the grabbing mechanism, the unmanned aerial vehicle can transport the goods by means of remote control, labor force is saved, and the working efficiency is improved.

The present invention relates to an improved three-dimensional cell to tissue development process using a specific time varying electromagnetic force, pulsed, square wave, with minimum fluid shear stress, freedom for 3-dimensional spatial orientation of the suspended particles and localization of particles with differing or similar sedimentation properties in a similar spatial region.

A steering wheel type hill sower able to respectively apply fertilizer, form pits and seed in the pits is composed of a seed discharging wheel and multiple pit forming assemblages. Said seed discharging wheel consisting of axle, cam fixed to the axle, wheel disk and the cover of said wheel disk. Said multiple pit forming assemblages radically arranged on said wheel disk to form a steering wheel is composed of several pit forming units consisting of slide block, spring, ejecting rod, sleeve pipe with tangent lower end and pressing plate.

The invention relates to a method and a device suitable for measuring the fluffing and pilling amount and abrasion amount of a textile. The device is composed of a cloth sample barrel for coiling and clamping the textile, a rubbing mechanism for fluffing and pilling a cloth sample, a mini-type dust collector for collecting fallen fibers and fuzzy balls, an electrostatic electrode for assisting filoplume to be vertical, a collector for shearing and collecting the fuzzy balls and the filoplume, an optical measurement system for observing the fuzzy balls of the cloth sample, an electronic scale for weighing the weight of the filoplume fuzzy balls, a data acquisition and control system and a computer. The measurement method comprises the following steps: after coiling the cloth sample by equal tension, immediately measuring the filoplume significance as well as the quantity, form, size and distribution of the fuzzy balls; rubbing, fluffing and pilling to prepare a sample and synchronously measuring the process and measuring the filoplume significance of a final rubbing sample, the fuzzy ball quantity, the abrasion to the filoplume fuzzy balls and the remaining amount. The device and the method are ingenious, practical, accurate and quantitative; in-situ measurement for one machine with a plurality of purposes and one measurement process with a plurality of indexes is realized; the device and the method can be used for preparing the sample by fluffing and pilling the textile, measuring the fluffing and pilling amount and abrasion amount of the textile, and carrying out comprehensive analysis and evaluation.

The invention discloses a composite type room temperature magnetic refrigeration system and a direction control valve thereof. The direction control valve comprises a valve body and a valve element which rotate relatively; the valve body is provided with a valve body pump hole, a valve body hot end hole, a valve body liquid storage box hole, a valve body clockwise rotation magnetic hole and a valve body reversion magnetic hole, wherein the valve body pump hole and the valve body hot end hole oppositely extend in the direction of the rotating axis, and the valve body liquid storage box hole, the valve body clockwise rotation magnetic hole and the valve body reversion magnetic hole are formed in a staggered manner in the circumferential direction; the valve element is provided with a valve element pump flow channel and a valve element hot end flow channel which are arranged in a staggered manner in the circumferential direction; when the refrigeration system is in a first heat exchange mode; the valve body pump hole is communicated with the valve body clockwise rotation magnetic hole through the valve element pump flow channel, and the valve body hot end hole is communicated with the valve body reversion magnetic hole through the valve element hot end flow channel; when the refrigeration system is in a second heat exchange mode, the valve body pump hole is communicated with the valve body reversion magnetic hole, and the valve body hot end hole is communicated with the valve body clockwise rotation magnetic hole; and when the refrigeration system is in a first and second non-heat-exchange mode, the valve body pump hole is communicated with the valve body liquid storage box hole. The direction control valve effectively reduces the extra power consumption on the basis of meeting various technical performance indexesof a refrigerating machine, improves the efficiency of the refrigerating machine, and makes the overall structure compact and noise low.

The invention relates to a vacuum high speed blender which comprises a main cover composed of a cup cover and a bottom cover. The main cover is provided with an exhaust suction nozzle and an exhaust hole. The vacuum high speed blender further comprises an auxiliary cover, a vacuum nozzle is arranged on the auxiliary cover, and the bottom cover and the auxiliary cover are detachably assembled through a positive and negative turn-lock clasp; the exhaust suction nozzle is arranged on the bottom cover through an elastic device in a vertically stretchable and movable mode, an upper coupling portion is arranged on the exhaust suction nozzle, and a lower coupling portion is arranged on the vacuum nozzle; an air cavity is formed between the auxiliary cover and the bottom cover, the exhaust suction nozzle, the exhaust hole and the vacuum nozzle stretch into the air cavity, and the auxiliary cover or the bottom cover is provided with a ventilation groove communicating the air cavity with the external world. When the vacuum high speed blender is in use, no food residue is splashed to the main cover, only the auxiliary cover needs to be disassembled and washed, the main cover does not need to be flushed, and the service life of the air pump is prolonged. The main cover and the auxiliary cover are detachably assembled through the positive and negative turn-lock clasp, and in the assembling and disassembling process, coupling and separation of the exhaust suction nozzle and the vacuum nozzle are achieved. During vacuumizing of the cup body, the ventilation groove achieves the exhaust function, and the air leakage function is achieved during air return of the cup body.

The invention relates to a hand, in particular to a flexible self-adaption under-actuated robot hand. The flexible self-adaption under-actuated robot hand comprises fingers and a wrist; the wrist includes a skeleton, a direct-current motor, a potentiometer and a winch; the direct-current motor is fixedly connected to a motor mounting surface of the skeleton; the potentiometer is fixedly connected to a potentiometer mounting surface of the skeleton by penetrating through an output shaft of the motor; the winch is fixedly connected to the tail end of the output shaft of the motor; multiple fingers are provided; and the fingers are embedded in clamping grooves of the skeleton or multiple clamping grooves through convex blocks of rotating bodies. The flexible self-adaption under-actuated robot hand is assembled at the tail end of an industrial robot for assisting mechanical assembly or mechanical manufacturing process and finishing automatic workpiece loading / unloading; and the fingers can flexibly adapt to geometric shapes of products, and realize automatic adjustment according to the geometric shapes of workpieces to realize stable grabbing.

The invention relates to a power battery module of an electric vehicle and an electric vehicle. The power battery module comprises cells, an upper cover, a middle end plate, two oppositely arranged end plates, and two oppositely arranged lateral plates. Two end plates are respectively welded to two lateral plates to form a shell without any bottom surface or a top surface. The middle end plate iswelded to two lateral plates so as to divide the interior of the shell into at least two installation cavities. Multiple cells are installed in each installation cavity. The upper cover is arranged onthe upper end of the shell. The overall installation structure is formed by connecting the middle end plate, the end plates, and the lateral plates, the number of stored cells is increased, the number of stored cells is equal to the number of cells of two or more individual modules, compared with two or more individual modules, the size is reduced in the length direction, the module length is increased, the occupied space is small, the uniformity of the module is increased, the inner space is saved, the whole structure of the module is more compact, the space utilization rate is increased, and thus the energy density and capacity of the whole battery system are both increased.

The invention belongs to the technical field of water processing, and in particular relates to a method for purifying oil-containing waste water of catering and complete equipment thereof. The methodcomprises the following steps: mechanical-type oil-dirt separation, coagulation treatment of suspended substances, air floatation biochemical treatment, and biological filtration and sterilization. Compared with the prior art, the method of the invention has the characteristics of high removal efficiency, simple equipment, low running cost, convenient operation, management and maintenance, and caneffectively remove large amount of organic substances and grease in the waste water, the mmonian and chroma of the waste water, and the like, and enables every outlet water index to satisfy the requirement of recycle water.

The invention discloses a rotary type double-nozzle switching device for 3D printing. The rotary type double-nozzle switching device comprises a steering motor and a wire feeding motor which are arranged on a first bracket; a second bracket is provided with a first nozzle mounting groove, a second nozzle mounting groove, a first wire feeding gear and a second wire feeding gear which correspond to the first nozzle mounting groove and the second nozzle mounting groove, and a first driven wheel and a second driven wheel which are coaxially connected with the first wire feeding gear and the second wire feeding gear; the second bracket is rotationally arranged on the first bracket; a steering gear is connected with the steering motor in a driving manner and is engaged with an arc-shaped rack on the second bracket; under the transmission of the steering gear, the arc-shaped rack enables the second bracket to swing on the first bracket by taking the circle center of the arc-shaped rack as the circle center; a wire feeding driving wheel is in driving connection with the wire feeding motor; when the second bracket swings to the right side, the second bracket is engaged with the first driven wheel; and when the second bracket swings to the left side, the second bracket is engaged with the second driven wheel. By virtue of the rotary type double-nozzle switching device for the 3D printing, the effective printing space is effectively improved when a 3D printer adopts double nozzles, and the mutual influences between the nozzles is higher; and the practicability is high and the usability is good.

The invention discloses an on-vehicle turntable control system and a control method thereof. The on-vehicle turntable control system comprises a driving device, a locking device and a control device for controlling the driving device and the locking device. The driving device comprises an angle sensor, a D / A conversion chip, a motor driver and a driving motor. The locking device comprises a position sensor, an A / D acquisition chip, a stepping motor driver and a stepping motor. The control device comprises a digital signal processor. The control method comprises the steps of inputting an instruction to the digital signal processor, automatically unlocking the turntable, calculating an acceleration control curve and a deceleration control curve of the turntable, computing the voltage of the driving motor and driving the turntable according to the voltage, and automatically locking the turntable. The on-vehicle turntable control system has a greatly reduced turntable size and can be integrated with other equipment. Furthermore automatic locking and unlocking of the turntable at a random position can be realized. Furthermore stable operation and precise positioning of the turntable can be realized.

The invention discloses a blue light beauty instrument and an application method thereof. A positioning cursor mechanism which can emit a cross cursor and a blue light LED are fixedly arranged in a cavity of a shell. The cross cursor penetrates a top cover of the shell and a center axis X is superposed with a center axis Y of the shell. The blue light LED is located at an emitting direction of the cross cursor and is towards the top cover, and emitted blue light penetrates the top cover. The positioning cursor mechanism and the blue light LED are electrically connected to a control panel. The control panel is electrically connected to an inductive sensor used for closing the cursor positioning mechanism and triggering the blue light LED. Through a positioning cursor, an acne to be removed is positioned and a position aligned by an effective work area of the blue light can be visually and accurately determined so that beauty treatment efficiency is increased and the blue light can be prevented from emitting to sensitive positions of an eye portion and the like. Through a safe triggering mechanism, only when skin of an acne position to be removed is effectively contacted, the blue light is started. Therefore, a possibility of generating an accident that the blue light is started directly and may be emitted to the eye portion in the prior art is greatly reduced.

The invention discloses a collision resistant quad-rotor spherical unmanned aerial vehicle system comprising a flight platform, a mission load and ground equipment. The flight platform executes a flight mission, the mission load is carried on the flight platform for detecting, and the ground equipment conducts remote control, remote measuring and data transmission on the flight platform or the mission load. The flight platform comprises an integrally-arranged spherical frame mechanism, an internal aircraft body and a supporting mechanism. The spherical frame mechanism is overall of the structure of a longitude and latitude frame of a tellurion. The supporting mechanism comprises an annular connecting piece located at the center of the spherical frame mechanism, and two supporting pipes arranged along the rotation axis of the tellurion. The annular connecting piece and the spherical frame mechanism are connected to be a whole through the supporting pipes, and the gravity center of the flight platform mounted on the annular connecting piece is lower than that of the annular connecting piece. An integrally-arranged annular protective structure is provided for the aircraft body, so that the flight platform is good in collision resistance and still has high survival ability and adaptability in the complex environment.

The invention relates to an unmanned aerial vehicle used for sea garbage cleaning based on Internet of Things. The unmanned aerial vehicle comprises a vehicle body, a flight control module, a flight mechanism and a salvage mechanism. The flight mechanism comprises a plurality of flight assemblies which are evenly distributed at the periphery of the vehicle body. Each flight assembly comprises a suspension arm, a rotor ring and a rotor ring motor. The salvage mechanism comprises a shell body, a lifting assembly and a salvage assembly. The lifting assembly comprises a driving unit and lifting units. The driving unit comprises a driving motor and a first gear. Each lifting unit comprises a sleeve, a first screw rod, a second gear and a connecting block. The salvage assembly comprises a frame, a filtering net, rotating shafts and adjusting motors. The unmanned aerial vehicle used for the sea garbage cleaning based on the Internet of Things is ingenious in structure, when the unmanned aerial vehicle flies on the sea, the salvage assembly is driven by the lifting assembly of the salvage mechanism to drop into the sea, in the flying process of the unmanned aerial vehicle, the filtering net of the salvage assembly can collect garbage floating on the sea.

The invention relates to a wind power generator with a windproof function. The wind power generator comprises a seabed anchor, a connecting pile, a base, a floater, a tower barrel, a generator unit, a drive mechanism, a first fixing mechanism and a second fixing mechanism. The first fixing mechanism comprises a support rod, a push rod, a first rack, a second rack and a circular gear. The second fixing mechanism comprises a force sensor, a winch and a pull rope. The drive mechanism comprises blades, a flange plate and a transmission shaft. According to the wind power generator with the windproof function, under the normal situation, the tower barrel of the wind power generator is fixed into the base, and when the sea level is extremely elevated under the conditions of rainstorm, tsunami and the like, the tower barrel can float on the sea surface under the action of the floater. In addition, the wind power generator is further provided with an anti-collision mechanism, and during ship collisions, the wind power generator and the ships can all be protected.

The present invention relates to device for detecting the drag capacity in emergency work condition, and is especially one lift test table for detecting the drag capacity of lift in emergency work condition on the ground. The lift test table includes a system unit, a load motor, a disc, a steel cable, a disc main shaft, a regulating rack and a regulator. The emergency work condition is simulated with the emergency work condition workbench, the steel cable drives the system unit to run owing to the friction force between the drag wheel and the steel cable and the simulation load of the system unit is increased without load motor. After the speed of the system unit is increased to the rated value of the lift, the power is turned off before contracting brake while recording the rotation number and braking period of the system unit from deceleration to stop so as to obtain the deceleration and the displacement of the system unit and the sliding amount of the steel cable in emergency work condition.

The present invention discloses a connection structure of an airframe-airfoil of an unmanned aerial vehicle, which is realized by the connection of a pair of front and back joints of the airfoil and a pair of front and back joints at the oil box soleplate of the airframe that is the front joint of the airfoil is connected with the front joint of the airframe by bolts, and the back joint of the airfoil is connected with the back joint of the airframe by bolts. The airfoil and the airframe are linked just by four pairs of joints and four connection pieces, and the force transmission of the connection pieces is reasonable, which reduces the connection of joint parts and the concentration of stress; a majority of load is discharged during flying, which improves the anti-fatigue performance. The present invention has the characteristics of small size, good flexibility and large production batch. The structure can improve the rigidity of the joints to ensure the firm connection of the airframe and the airfoil and the high efficiency of the structure, and the structure belongs to the external connection, which has strong changeability and meets the requirement of combat readiness.