35results about How to "Realize letting go" patented technology

The invention relates to a high-reliability landing gear control system. The high-reliability landing gear control system comprises a control driving unit and an EMAC driving circuit, wherein the control driving circuit comprises a power supply transformation power distribution module, a 1553B bus interface module, a CPU processing unit, a steering motor driving circuit, a solenoid valve driving circuit and an analog quantity signal processing circuit, wherein the CPU processing unit comprises a taking-up and releasing control module, a front wheel steering control module and an anti-skid braking driving control module; the landing gear control system adopts a driving and control integrated design, the CPU processing unit can be used for achieving combined control on taking up and releasing of a landing gear and a cabin door, the steering of a front wheel, and the anti-skid braking of an electro-mechanical actuator of a main engine wheel, and the system is light in weight, low in power consumption, high in reliability and good in environment adaptation, and can be widely applied to novel spacecraft landing recovery systems and traditional aircraft landing gear systems.

The invention discloses a mechanical automatic clamping grip, and belongs to the technical field of mechanical automatic carrying. The automatic clamping grip comprises a retainer, a sliding drum, a paw, a snap ring, a connecting rod, a retractable spring, a copper sleeve, a compression spring, a sliding claw rotating drum, a sliding claw sleeve, a core shaft and a copper top sleeve, wherein the lower end of the connecting rod is connected with the retainer; the copper sleeve is fixedly connected with the upper end of the core shaft; the core shaft is sleeved with the compression spring, the sliding claw rotating drum, the sliding claw sleeve and the sliding sleeve from top to bottom; the paw is linked to the extending arm of the sliding drum and the lower end of the core shaft respectively through a bolt and a rotating hinge pin; the snap ring is fixedly connected with the paw 3; a rubber pad is arranged on the inner surface of the snap ring; the bottom of the core shaft is fixedly sleeved with the copper top sleeve. The automatic clamping grip provided by the invention can realize the carrying of automatically grasping and laying down workpieces, and is particularly suitable for workpieces, such as I-shaped steel, wire coils, and the like, which have large both ends and a small middle part, have larger quality and are difficult to achieve the automatic grasping and laying down.

The invention relates to a pneumatic automatic box laying-down device which comprises a support, a power input mechanism and a rotating shifting mechanism. The rotating shifting mechanism comprises a fixed wheel fixedly arranged on the support, an idle gear meshed with the fixed wheel and a free wheel meshed with the idle gear. A rotating large disc is arranged on the rear side of the fixed wheel, an output shaft of the power input mechanism penetrates through the fixed wheel to be fixedly connected with the rotating large disc, a free wheel axle penetrates through the rotating large disc, a sucker is arranged on the free wheel axle on the back of the rotating large disc, an air channel communicated with the sucker is arranged in the free wheel and the free wheel axle, the air channel is connected with an air pump, and an electromagnetic valve controlling air sucking and inlet air is arranged on a connecting pipeline of the air pump and the air channel. The pneumatic automatic box laying-down device can achieve sucking and laying-down of material boxes at any position and is low in cost.

The invention discloses a card entry locating mechanism and method of a smart card chip-writing device. The card entry locating mechanism comprises a machine frame, a probe uplifting mechanism and a card locating mechanism, wherein the probe uplifting mechanism and the card locating mechanism are arranged on the machine frame. The probe uplifting mechanism comprises an uplifting frame and a power mechanism which is used for driving the uplifting frame to move vertically. The card locating mechanism comprises a locating frame which is hinged to the machine frame and can rotate vertically around a hinging shaft. An elastic element which enables the locating frame to rotate upwards in a normal state is arranged between the locating frame and the machine frame. Two locating arms are oppositely arranged on the locating frame and each provided with a locating surface. An upper pushing piece and a lower pushing piece are arranged on the uplifting frame, the lower pushing piece is arranged below the locating frame, the upper pushing piece is arranged above the locating frame, and the upper pushing piece and the lower pushing piece are arranged on the two sides of the hinging shaft respectively. The card entry locating mechanism can uplift or lower a probe and accurately locate a card at the same time just through one power and is efficient.

The invention discloses a lifting cocoon cage disc splitting machine for industrial aquaculture. The lifting cocoon cage disc splitting machine for industrial aquaculture comprises a rack and is characterized in that flat supporting mechanisms are installed on the two sides of the rack respectively and are provided with supporting claws respectively to support a culture frame group through the supporting claws; a lifting mechanism and chain conveyors are installed among the rack; the lifting mechanism is installed between the chain conveyors; the culture frame group is lifted through the lifting mechanism; and the chain conveyor carries the culture frame group. By adopting the lifting cocoon cage disc splitting machine for industrial aquaculture, culture frames and cocoon cages are subjected to centralized treatment, transfer and the like by adopting a stacking manner in industrial sericulture, so that the culture scale is greatly increased, the culture efficiency is improved, and theculture yield is increased; and in order to split the stacked culture frame groups to enable the culture frame groups to be thrown into a production line one by one, the lifting cocoon cage disc splitting machine is designed specifically, so that the stacked culture frame groups can be split in a lifting manner, and realization of industrialized and large-scale culture operation is greatly promoted.

The invention discloses an integrally lifting type curtain of a pig house. The integrally lifting type curtain comprises the pig house. The upper half portion of the pig house is provided with ventilating windows, a lifting and pulling beam is arranged above the ventilating windows, the inner side of each ventilating window is fixedly provided with a mosquito prevention mesh, the outer side of each ventilating window is provided with 1-3 curtain bodies, each curtain body is provided with a corresponding curtain lifting device, each curtain lifting device comprises fixing rails vertically arranged at the two ends of the pig house, shutter devices are arranged on the fixing devices, each shutter device comprises three supporting seats which are movably arranged in the peripheral direction of the fixing rails, and the supporting seats are clamped to the fixing rails. A drive device is connected outside each supporting seat, each drive device is connected with a coupling, the other end of each coupling is connected with a reelpipe, and the outer side of each reelpipe is fixedly provided with the corresponding curtain body. The integrally lifting type curtain is simple in structure, convenient to operate, proper to store and not prone to being damaged; even strong wind blows, sun shielding and wind blocking can be well achieved, and the living conditions required by living pigs are met.

The invention belongs to the field of agricultural machinery, and particularly relates to a loss-reducing pick-up mechanism for separate harvesting of tuber crops. The loss-reducing pick-up mechanismcomprises a hand-held rod (1), a pick-up device, a reset device and a telescopic device; the pick-up device comprises movable arms (4), pick-up claws (5), fixing frames (6), a connecting block (7) anda telescopic rod (8); two sides of one end, close to the connecting block (7), of the middle bent part of each obtuse long-strip-shaped pick-up claw (5) are hinged to one end of one of the two movable arms (4); the reset device comprises fixed plates I (10), a fixed plate II (11), studs (12), springs (13) and nuts (14); the telescopic device comprises elastic pull strips (15), adjusting plate (16), bearing columns (17), pulleys (18) and bearing pins (19); and one end of each elastic pull strip (15) is fixedly connected with the upper part of a telescopic rod (8). Through the loss-reducing pick-up mechanism, loss reduction and picking up of separate harvesting of tuber crops can be realized, flexible picking up is achieved, the structure is simple and reasonable, and working is reliable.

The embodiment of the invention provides a greenhouse sun-shading system, comprising a sun-shading frame, a sun-shading cover and a reeling mechanism, wherein the sun-shading frame comprises a support frame and a track corresponding to the support frame; the support frame is provided with a plurality of horizontally laminated support parts, and two adjacent layers of the support parts are connected by virtue of a U-shaped connecting part; the track comprises two rails arranged on two sides of the support frame; and the reeling mechanism comprises a reel and a reeling motor, the reeling motor is connected with the reel, moreover, the reel is connected with the track by virtue of a moving pair, and is positioned above the support parts. According to the greenhouse sun-shading system provided by the embodiment of the invention, the reel rotates while moving on the track so as to unfold the sun-shading cover to cover the support parts, or fold the sun-shading cover by rotating while moving on the track, so that not only can the sun-shading cover be automatically unfolded or fold, but also the sun-shading cover can be avoided from deformation or damage as the sun-shading cover does not need to be pulled for moving.

The invention provides an electric bicycle foot stand electronic lock and relates to the technical field of electric bicycles. The electric bicycle foot stand electronic lock comprises a foot stand, abrake cable, a disc brake, a lock disc, a guide barrel, a lock bolt, a spring vertically arranged in the guide barrel, a sector gear, a locking board, a round gear, a motor and a control chip. The middle portion of the lock disc is vertically connected with a rotary shaft of the round gear, a cable groove is formed in the edge of the lock disc for a circle, one end of the brake cable is fixed into the cable groove, the other end of the brake cable extends out from the lower end of the lock disc along the cable groove and is connected with the disc brake, a lock bolt groove with an arc-shapedtransverse section is formed in the cable groove, an arc-shaped structure matched with the lock bolt groove is formed in the bottom of the lock bolt, a notch communicating with the inner portion and the outer portion is formed in the barrel wall of the guide barrel, the front end of the locking board is inserted in the notch, and a row of tooth grooves matched with the sector gear are formed in the bottom face of the locking board. The electric bicycle foot stand electronic lock has electric bicycle supporting and locking functions, electric bicycle supporting stability can be effectively improved, and an antitheft effect can be achieved.

The invention discloses a simple vehicle for transporting counterweight iron. The simple vehicle comprises a vehicle body, two groups of lever suspension assemblies and four rollers; each group of thelever suspension assemblies comprises a supporting rod, a lever, a clamping jaw and two steel wire ropes, wherein the supporting rods are arranged on the vehicle body, and buckles are fixed on the supporting rods; each lever is provided with a fulcrum part and a fixing part which are positioned on two sides of the middle of the lever, each fulcrum part is arranged on the supporting rod in the same group and is rotationally connected with the supporting rod, and each fixing part can be fixed in the buckle of the supporting rod of other group of assembly; in the same group of lever suspension assemblies, the clamping jaw is suspended below the lever suspension end through a steel wire rope and comprises a static jaw and a movable jaw; hook claw parts of the movable claw and the static claware oppositely arranged, and the outer side of the upper end of the movable claw is rotationally connected with a cross rod part; and the upper ends of the two steel wire ropes are connected with thelever suspension end, the lower end of one steel wire rope is connected with the upper end of the hook part of the static claw, and the other steel wire rope is connected with the inner side of the upper end of the movable claw. The simple vehicle has the advantages of convenience, flexibility, safety, labor saving, low cost and the like.

The invention discloses a plug taking and placing mechanism and a socket insertion and extraction force detection device, relates to the field of socket manufacturing technology and aims to improve socket insertion and extraction force detection efficiency. The plug taking and placing mechanism comprises a tapered end, a plug installing base, a tapered end insertion and extraction switching pieceand a pushing piece, wherein the plug installing base is used for installing a plug, and a jack for insertion of the tapered end is formed in the plug installing base; the tapered end insertion and extraction switching piece is installed in the plug installing base and used for clamping the tapered end into the jack or detaching the tapered end from the jack; and the pushing piece is arranged at one side of the plug installing base. The plug taking and placing mechanism and the socket insertion and extraction force detection device are used for improving insertion and extraction force detection efficiency and standardizing detection operation.

The invention discloses a lifting seat sleeve structure of an automobile co-driver seat. The lifting seat sleeve structure comprises a seat sleeve and a winding drum for winding the seat sleeve, one end of the winding drum is closed, the other end of the winding drum is opened, the opened end of the winding drum is connected with an end cover through a locking bolt, a rotating shaft, a roller wheel and a driving motor are arranged in the winding drum, the two ends of the rotating shaft are rotationally supported at the closed end of the winding drum and the end cover respectively, the roller wheel is fixedly connected to the rotating shaft in the circumferential direction, the driving motor is located at one side, close to the closed end, of the winding drum, a driving gear is arranged on an output shaft of the driving motor, and a driven gear meshed with the driving gear is fixedly connected with the rotating shaft in the circumferential direction; an opening allowing the seat sleeve to pass through is formed in the bottom of the winding drum, one end of the seat sleeve penetrates through the opening and is fixed to the roller wheel, and an elastic strip used for being connected with the co-driver seat is fixed to the side of the outer surface of the winding drum. The seat sleeve can be automatically retracted and lay down, and the lifting seat sleeve structure is convenient to use and does not occupy extra space in an automobile.

The invention provides an amphibious vehicle and a retractable suspension thereof. The retractable suspension is arranged corresponding to one wheel and comprises a connecting shaft, a rotating arm, an upper connecting arm, a lower connecting arm, a steering rod and an adjusting assembly. The connecting shaft extends along the length direction of the frame and is connected with the frame; the inner end of the rotating arm is rotatably connected with the connecting shaft, so that the rotating arm rotates around the connecting shaft; the inner end of the upper connecting arm is hinged with the outer end of the rotating arm, and the outer end is hinged with a first connecting point of the wheel; the inner end of the lower connecting arm is rotatably connected with the frame, and the outer endis hinged with a second connecting point of the wheel; the second and first connecting points are arranged at intervals; the outer end of the steering rod is hinged to a third connecting point of thewheel, and the inner end of the steering rod is rotationally connected with the frame; the third connecting points is arranged separate from both the second connecting point and the first connectingpoint; the two ends of the adjusting assembly are hinged to the outer end of the rotating arm and the middle area of the lower connecting arm correspondingly.

This invention discloses an automatic expanding car protection layer composed of a cover layer, a guide rod and a rotary device, in which, the cover can expand and contract to protect the car, the expansible guiding rod is used in guiding the cover layer to expand and fix, the rotary device is used in driving the rotation of the guiding rod to draw in and lay down to solve the problem of automatic expansion of the protection layer, the cover layer is in simple structure and easy to be changed, the guiding rod clamps the door when elongating to stop the door from over opening, the cover layer is fixedly connected with the car jacket to cover the car tightly and protect the car.

The invention discloses an automatic positioning discharge system, which comprises a support arranged on the ground, a plurality of material initial positions arranged on the support and used for accommodating materials, a material target position, a movable rail arranged on the support, an electric block moved on the movable rail according to a preset stroke, a material grabbing mechanism connected with the electric block through a connecting member and a stroke control mechanism for controlling operation of the electric block. The electric block is controlled by the stroke control mechanism to move between the material initial positions and the material target position, and the electric block is controlled by the stroke control mechanism to roll or unroll the connecting member. The automatic positioning discharge system utilizes the electric block to move the materials, is provided with the stroke control mechanism to control the electric block to move between the material initial positions and the material target position, and enables the materials arranged at a preset position to be moved to the target position to be discharged, thereby achieving automatic discharge of the materials, greatly improving working efficiency, and reducing labor intensity of operators.

The invention relates to the technical field of unmanned aerial vehicles, in particular to an undercarriage control system and a method for an unmanned aerial vehicle. The system comprises an aerial vehicle body, a locking part, an undercarriage, and an electric assembly; and also comprises a controller, an acceleration sensor and a distance measuring sensor which are fixedly arranged in the aerial vehicle body, the acceleration sensor and the distance measuring sensor are in signal connection with the controller, and the controller is in signal connection with a steering engine; the controller comprises an input module used for obtaining the running direction collected by the acceleration sensor and receiving the ground clearance collected by the distance measuring sensor; a processing module which is used for detecting the moving direction of the unmanned aerial vehicle, judging whether the ground clearance is smaller than a preset height threshold value or not when the moving direction is downward, and generating a control instruction if the ground clearance is smaller than the preset height threshold value and the unmanned aerial vehicle does not put down the undercarriage; andan output module which is used for receiving the control instruction and driving the steering engine to put down the undercarriage according to the control instruction; by adopting the scheme, the problem of low safety can be solved.

The invention relates to the field of production of containers of self-unloading transport vehicles, provides an automatic attraction type safety support rod system, and aims to solve the problem of incapability of achieving one-man operation of safety support rods of existing self-unloading transport vehicles. The automatic attraction type safety support rod system comprises an upper support base, a support rod, a lower support base and a support rod rotation base. The automatic attraction type safety support rod system has the advantages that the containers can be supported and unloaded without manual operation, the problem of incapability of achieving one-man operation of the safety support rods of the existing self-unloading transport vehicles can be solved, and high safety is achieved.

The invention discloses a single cell sequencing detection and data analysis table, which comprises a main box body, an operation cavity with a forward opening is formed in the main box body, a transfer pipette tool is fixedly connected to the lower end wall of the operation cavity, a transfer pipette cavity with a rightward opening is formed in the transfer pipette tool, and a reversing switch isfixedly connected to the right end face of the transfer pipette tool; a sleeve sliding block cavity is formed in the right side of the operation cavity in a communicating mode, sleeve sliding blocksare connected into the front end wall and the rear end wall of the sleeve sliding block cavity in a sliding fit mode, and sleeve sliding block racks are fixedly connected to the lower end faces of thesleeve sliding blocks. An unfolding driven shaft drives an operation plate to rotate, an unfolding slide block and the operation plate can contract, and the operation space is saved. The sleeve sliding block racks drive the sleeve sliding blocks to slide leftwards to achieve automatic sleeve operation on a glass pipette, and a pressurization lead screw drives a pressurization sliding block to slide downwards, so that certain pressure is evenly applied to a pipe sleeve, the pipe sleeve is in close fit with the glass pipette, and meanwhile the glass pipette is prevented from being damaged as much as possible.

The invention belongs to the technical field of internal medicine appliance disinfection, and particularly relates to a clinical internal medicine disinfection device which comprises a cylindrical disinfection box, a disinfection air inlet pipe leading into the disinfection box is arranged at the axis of the disinfection box, and a rotary air injection disinfection mechanism capable of rotating in an air injection mode is arranged on the outer surface of the disinfection air inlet pipe and located in the disinfection box; a spiral square pipe is fixedly installed on the inner side wall of the disinfection box, a conveying mechanism which is the same as the square pipe in shape is arranged on the inner wall of the square pipe, and feeding and discharging mechanisms used for receiving and conveying shearing tools are arranged at the two ends of the square pipe respectively. According to the disinfection device for the clinical internal medicine department, the effect of automatic spiral conveying along the square pipe can be achieved, disinfection dead angles are further avoided, and meanwhile the automation effect is achieved; by arranging the clamp, the effect of automatically hooking or putting down the shearing tool can be achieved, and the automation effect is achieved; and by arranging the feeding and discharging mechanism, the effect that the multiple shearing tools are automatically hooked away or put down by the clamps one by one after being integrally arranged can be achieved.

The invention discloses a mechanical medicine dispensing device. The mechanical medicine dispensing device comprises a box body, a cam mechanism, a sliding rod mechanism, a grabbing mechanism and a rotating disc; the cam mechanism is rotationally arranged in the box body, one end of the sliding rod mechanism is located in the box body and matched with the cam mechanism, the other end of the sliding rod mechanism penetrates out of the box body, and the cam mechanism is used for promoting the sliding rod mechanism to ascend, descend and horizontally move; the grabbing mechanism is rotationally arranged at the end, penetrating out of the box body, of the sliding rod mechanism, and the sliding mechanism drives the grabbing mechanism to synchronously move in the ascending, descending and horizontal moving processes; and the rotating disc is connected with the outer side of the box body and located on the horizontal moving stroke of the grabbing mechanism, and the bottom of the rotating disc is in transmission connection with the cam mechanism. By the adoption of the design, the cam mechanism and the sliding rod mechanism matched with the cam mechanism are arranged, so that the reciprocating motion of the grabbing mechanism is realized, grabbing and putting down of medicines are realized, and then the medicine dispensing work is realized; and the structural design is ingenious, the cooperation is reasonable, the working intensity of medical staff is reduced, manual medicine dispensing is replaced, medicine dispensing errors are avoided, and the working efficiency of medicine dispensing can be improved.

The invention discloses a multiflora natural fiber jacquard loom, which comprises a machine frame and machine frame wallboards at two ends of the machine frame and further comprises a heald frame, an actuating mechanism for driving the heald frame to move vertically, a first swinging arm, a second swinging arm and a third swinging arm, wherein the first swinging arm, the second swinging arm and the third swinging arm are connected with the machine frame wallboards in coupled mode. An upper end and a lower end of the third swinging arm are provided with dragging lines which are connected with an upper frame and a lower frame of the heald frame respectively. The third swinging arm is provided with a handle, a warping rod is arranged below the handle, when the warping rod is warped, the warping rod jacks up the handle upwards to enable the handle to be contacted with an upper guiding rod, and when the warping rod falls, the handle falls to be contacted with a lower guiding rod. Two ends of the upper guiding rod and the lower guiding rod extend out of the machine frame wallboards to be connected with an upper connecting rod and a lower connecting rod arranged on the second swinging arm respectively. The first swinging arm is provided with a connecting rod A for pulling a jack device to rotate. A second connecting rod is arranged on a second swinging arm shaft, the second connecting rod is connected with a first swinging arm shaft, the first swinging arm shaft is simultaneously provided with the first connecting rod, the first connecting rod is connected with a jacquard crankshaft, and the jacquard crankshaft is fixedly connected with an output shaft of the actuating mechanism.

The invention discloses an outdoor movable blind window capable of resisting typhoon and a drive method for blinds of the outdoor movable blind window. The outdoor movable blind window capable of resisting typhoon comprises a plurality of blinds with rotary shafts, and further comprises a hinge mechanism formed by connecting a plurality of hinges, wherein the rotary shaft of each blind is connected to the hinge mechanism. The invention further provides a drive method for the blinds of the outdoor movable blind window capable of resisting typhoon, wherein the outdoor movable blind window capable of resisting typhoon comprises the plurality of blinds with the rotary shafts; and the drive method comprises the following steps of: connecting the rotary shafts of the blinds to the hinge mechanism, and realizing translation and/or rotation for the blinds by driving the hinge group. The outdoor movable blind window capable of resisting typhoon disclosed by the invention has prominent wind-resisting performance, operation and control performance, endurance performance and burglarproof performance, can be adaptive to bad meteorological environments such as typhoon and sand, and has a service life of being up to more than 25 years.

The invention relates to a wheat straw pulverizer and a feed processing method, and belongs to the technical field of feed processing of wheat straw. The key points of the technical scheme are to provide the wheat straw pulverizer; the pulverizer includes a pulverizer body; the pulverizer body is provided with conveyor belt for conveying materials; and an automatic feeding device is arranged on the conveyor belt and includes two clamping plates in opposite arrangement and driving devices for driving the clamping plates to move. Through the fixed connection of the clamping plates and the driving devices, effects of reducing the use of labors and enhancing processing efficiency can be achieved; and as the modified pulverizer is provided with a moisture regulating device, the effects of increasing the overall compactness and dry matter balance degrees of wheat straw silage after film mulching can be realized, and the quality stability of the fermented wheat straw can be guaranteed throughprocess flow.

The invention belongs to the technical field of picking mechanisms, and discloses a gripper mechanism which comprises a shell, an ejector rod assembly and a clamping jaw assembly. The shell comprises a first cavity and a second cavity located at the two ends of the shell respectively, the first cavity communicates with the second cavity, and the ends, away from each other, of the first cavity and the second cavity are provided with a first step and a second step respectively. The ejector rod assembly comprises a rod body, a fork wheel assembly and a cam, and the rod body extends into the shell; the clamping jaw assembly is rotationally connected with the shell in the second cavity; the fork wheel assembly is arranged on the rod body and located in the first cavity. The cam is located at the end of the rod body and located in the second cavity, and the cam drives the clamping jaw assembly to be closed or opened through relative displacement of the cam and the second cavity. According to the device, the lead shielding plug can be grabbed and placed through gravity, a human body is far away from a lead tank for storing radioactive materials, redundant driving equipment does not need to be arranged, and high universality is achieved. The invention further discloses radioactive sealing tank lead shielding plug grabbing equipment with the grabbing tool mechanism.

The invention discloses a metal ship pipe fitting machining anti-corrosion treatment device which comprises a machining table, a top frame assembly and a pipe fitting mounting head, a control panel is mounted on one side of the machining table, the two sides of the top of the machining table are each provided with a first driving motor, and a treatment pond is formed in the top of the machining table; the two sides of the interior of the machining table are each provided with an inner cavity, the top frame assembly is arranged on the top of the machining table, and side plates of the top frame assembly are arranged on the two sides of the top of the machining table. According to the anti-corrosion treatment device for machining the metal ship pipe fitting, the plug is arranged, the plug is more easily inserted into the pipe fitting due to the design of the oblique conical surface at the end of the plug, then the plug is driven by a second electric telescopic rod to move, and the pipe fitting is clamped through pipe fitting mounting heads on the two sides; and meanwhile, electroplating liquid can flow into the pipe fitting through the through hole formed in the plug, the internal electroplating effect is improved, and all-around anti-corrosion treatment is achieved.