23results about How to "Improve lightweight performance" patented technology

The utility model discloses a fry putting device for rice field lobster breeding, and relates to the field of crayfish rice field breeding, the fry putting device comprises a bearing plate main body, a lifting mechanism, a quantity control mechanism and a floating mechanism, the upper end of the bearing plate main body is provided with the lifting mechanism, one end of the lifting mechanism is provided with the quantity control mechanism, and one end of the bearing plate main body is provided with the floating mechanism. Through the arrangement of the bearing plate main body and the quantity control mechanism, the quantity limiting plate installed in the device can move on the limiting groove to open one side of the seedling containing frame, then the motor is started and controlled to drive the quantity control shaft hinge to rotate clockwise, and the quantity of shrimp seedlings sliding out of the lower end of the quantity limiting plate is controlled to be thrown into a rice field. Rubber pads are mounted on the surfaces and the edges of the quantity control shaft pages in a wrapping manner, so that damage caused by the prawn seeds in the throwing process is effectively prevented, and the protection effect and the quantity control throwing effect of the prawn seed throwing device are improved.

The utility model belongs to the technical field of fish domestication, and particularly discloses a combined frame structure for a fish sound domestication device, which comprises a support chassis independently arranged at the bottom and a support vertical rod vertically mounted on the support chassis, and the support vertical rod is fixed by a plurality of hexagonal stainless steel hoops along the vertical direction; the support vertical rod, the hexagonal stainless steel hoop ring and the support base plate are fixedly connected through installation hole site matching fixing pieces, installation hole sites with different intervals are designed in different positions of the support vertical rod, and the function of installing different devices according to the requirements of the domestication device is achieved. The corrosion resistance, integration and portability of the fish domestication device are improved, meanwhile, the frame structure can be upgraded and optimized according to needs, and the fish domestication device is suitable for various fish domestication devices.

The invention provides a sensorless control method and device for a pneumatic soft actuator, the pneumatic soft actuator and electronic equipment, and belongs to the field of soft robots. The method comprises the steps that the current injected air quality and pressure are obtained through a detection module arranged on an air pipe between an air pump module and an actuator body; the mass and the pressure intensity of the injected air are input into a preset actuation estimation model, and the current actuation estimation quantity of the actuator body is obtained through the actuation estimation model; obtaining an error value according to the actuation estimation quantity and the target control quantity; and the controller adjusts the gas injection amount of the gas pump module based on the error value so as to adjust the actuating amount of the actuator body. Thus, a large-size sensor does not need to be installed on the actuator body, accurate control over the actuator body can be achieved only according to the quality and the pressure intensity of the injected air, the size and the gravity of the actuator body are reduced, the actuator body is not afraid of collision and moisture, and therefore the fault risk is reduced, and the flexibility, the comfort and the portability are improved.

The invention relates to the field of display, and discloses a micro-display wafer and a head-mounted display device. A display surface of the micro-display wafer is provided with a pixel array area, the pixel array area comprises a display light-emitting area and an eye-controlled device area, the eye-controlled device area comprises an infrared emission area and an infrared receiving area, and the micro-display wafer comprises a plurality of display micro light-emitting diodes which are arranged in the display light-emitting area and used for image display; the at least one infrared light source device is located in the infrared emission region; the at least one infrared acquisition device is located in the infrared receiving area, and the infrared light emitted by the infrared light source device is received by the infrared acquisition device after being reflected by the human eyes so as to be used for acquiring the sight line of the human eyes. According to the micro-display wafer, the device for acquiring the sight line of the human eyes is integrated in the micro-display wafer for displaying, so that the portability and the high availability of components are improved.

The invention provides a solid-liquid conversion type polymer-based thermal interface material as well as a preparation method and application thereof, and the solid-liquid conversion type polymer-based thermal interface material is prepared from the following raw materials: vinyl terminated polydimethylsiloxane, active hydrogen group terminated siloxane and inorganic filler, the inorganic filler comprises a spherical filler and a flaky filler, and the weight ratio of the spherical filler to the flaky filler is (1.5-14): 1. Through cooperation of the spherical filler and the flaky filler, the spherical filler can generate a physical adsorption effect on the surface of the flaky filler and is different from a heat conduction channel formed by the spherical filler; a heat conduction channel formed by the flaky filler-spherical filler composite plays a role in integrating the dispersed small-particle-size spherical filler, so that the complete heat conduction channel can be formed at a relatively low filling fraction. The solid-liquid transition type polymer-based thermal interface material disclosed by the invention has low density and high thermal conductivity, and the workability and the lightweight performance in thermal management of optical module equipment are effectively improved.

The utility model discloses a manual tin sending pen, including pen body, winding tin wheel and tin strip etc, mainly be equipped with main wheel and vice wheel in pen body, the flange portion of this main wheel and / or vice wheel is exposed to pen body lateral wall, and the one end of vice wheel axle is fixed on the elastic suspension of pen body lateral wall, and through the elastic bias of the elastic suspension that has to main wheel direction, to make the occlusal region of vice wheel and main wheel form the elastic compression, and the elastic bias force can make the occlusal region produce the friction of enough to hold tin strip, in this way, the end of tin strip is in turn passed through the feed port of pen body tail, the occlusal region of main wheel and vice wheel, and then is worn from the discharge port of pen body head, at this moment, only need to manually operate the exposed flange, and the tin strip can be held by the occlusal region and push out to the discharge port direction. The improved structure does not need power supply support and can be used independently, so has compact structure, small, low in production cost, easy and flexible operation, safe in use, uniform and accurate in coating and the advantages such as.

This invention relates to the field of cable inspection and maintenance technology, and discloses a robot for the operation and maintenance of power transmission lines in mountainous areas. The robot includes a main body, a sliding buffer assembly, a camera inspection assembly, a positioning assembly, and a drive assembly. The sliding buffer assembly decouples the camera mechanism from the robot body through a sliding groove and a slider, allowing the robot to move forward continuously at a constant speed while the camera mechanism remains stationary, eliminating motion blur and channel misalignment. Driven by the drive assembly, the positioning assembly first stretches the cable section to be tested axially and then pushes it axially, forcibly opening circumferential and axial micro-cracks to facilitate the visualization of early damage. Four sets of multispectral high-definition cameras in a ring array employ an intermittent static shooting strategy, requiring only one key image to be acquired for each detection section during the stretching and pushing states. This invention achieves high-precision, low-miss-rate detection of micro-cracks in cables in mountainous areas, simplifies the system structure, and improves the robot's portability and operational stability.

The utility model discloses a busbar assembly and a battery module, the busbar assembly comprises a plurality of busbars, each busbar comprises a body part and a fixed stop block arranged on one side of the body part; the flexible circuit board comprises a circuit board body and a plurality of connecting pieces, and the plurality of connecting pieces are arranged on one side of the circuit board body and extend outwards; the multiple busbars are arranged on one side of the circuit board body side by side in the length direction of the circuit board body, the fixed stop block is adjacent to the upper surface of the circuit board body, a gap exists between the fixed stop block and the upper surface of the circuit board body, and the multiple connecting pieces are electrically connected with the multiple busbars in a one-to-one correspondence mode. According to the utility model, the production cost can be reduced, the weight of the battery module is reduced, the stress concentration degree of an electric connection part is reduced, and the stability of signal transmission is ensured.

The utility model relates to the technical fields of vehicle-mounted push -and -pull bed, in particular to a vehicle-mounted lifting type push -and -pull bed, its convenient single -person or double -person use is satisfied, improves the convenience of storage, simplifies the complexity of push -and -pull structure, improves the use reliability and is more portable, it includes the house car wall body and support plate, and the both ends of support plate are installed on the house car wall body outside lateral wall, still include guiding device, push -and -pull bed board, folding bed mattress and guide rail, and the both ends of two groups of push -and -pull bed board are slidably installed on two groups of guide rails through guiding device, and the bottom end of push -and -pull bed board is higher than the top end of support plate, and two groups of guide rails are installed on the house car wall body outside lateral wall, and folding bed mattress sets up at the top end of push -and -pull bed board.

The utility model discloses a lithotomy position multifunctional leg frame, relates to medical instrument technical field, including support main part, position mechanism, angle mechanism and leg mechanism, support main part one end is equipped with position mechanism, support main part one end is equipped with angle mechanism, angle mechanism one end is equipped with leg mechanism. Through the support body and the leg placing mechanism, the leg and the foot of a patient are placed on the leg boot protection pad arranged in the leg and foot pedal, then the hook-and-loop fastener elastic band is operated to fix the position of the leg in the band placing hole at the proper position, then the shaft tightening handle is operated to rotate to be in a state of being linear with the pedal fixing shaft, and the leg and the foot of the patient are fixed. The angle between the leg pedal and the scale force bearing rod can be adjusted through the pedal fixing shaft, then the shaft tightening handle is rotated on the pedal fixing shaft to be perpendicular to the pedal fixing shaft, the pedal fixing shaft and the shaft limiting clamping ring are clamped and fixed, and the position adjusting convenience of the device is improved.

The utility model discloses a pine needle board auxiliary laying device relates to building auxiliary machinery technical field, including auxiliary platform main part, standing plate mechanism, horizontal mechanism and moving mechanism, auxiliary platform main part one end is equipped with the handle, said auxiliary platform main part one end is equipped with the standing plate mechanism, the auxiliary platform main part one end is equipped with the horizontal mechanism, and the moving mechanism is equipped with the moving mechanism. And a moving mechanism is mounted at one end of the auxiliary table main body. According to the auxiliary table, through the arranged auxiliary table main body and the horizontally-placing mechanism, a frame blocking plate installed in the device can rotate on a stress rod till the frame blocking plate is not clamped with an extending frame, then the extending frame is pulled to the foremost end in an extending groove, and then the frame blocking plate is operated to rotate on a clamping column to the left side of the clamping column through a column connecting shaft; a single pine needle board is taken out and flatly placed on the extension frame for size cutting or punching, then the front end of the board is aligned to the position where laying is needed, laying can be completed by pulling out the auxiliary table body, and the auxiliary effect of the device is improved.

The present invention relates to an air-controlled magnetic on-off water valve, comprising a valve body, a control pipeline arranged inside the valve body, an input pipeline and an output pipeline, and a control actuator for realizing the on-off of the input pipeline and the output pipeline; the control actuator comprises a first valve core assembly, a plug and a second valve core assembly; air is intermittently introduced into the control pipeline or a vacuum is formed to drive the first valve core assembly to drive the plug to move, and then the second valve core assembly is realized through the water pipeline and the pressure relief pipeline inside the valve body, and the input pipeline and the output pipeline are turned on and off; the present invention adopts an air-controlled magnetic on-off control technology to realize that the opening and closing force of the air-controlled water valve control plug will not be affected by the water pressure, thereby making the applicable water pressure variation range large; at the same time, the control chamber is separately set up, and the liquid entering from the input pipeline and the water pipeline will not enter the control chamber, thereby not causing other devices connected thereto to malfunction.

A concentric angle adjuster for a car seat and the car seat thereof belong to the technical field of car seat accessories. It includes an inner gear plate; a bushing with a central hole in the inner gear plate; a pair of wedge-shaped blocks disposed within the bushing cavity; a gear meshing with the inner gear plate, with a gear shaft head extending from the center of the left side of the gear, the inner walls of the pair of wedge-shaped blocks contacting the outer wall of the gear shaft head; a backrest moving plate located to the right of the gear; and a backrest moving plate control plate fixed to the right side of the inner gear plate. The key feature is that it also includes a cross-sliding coupling located between the gear and the opposing side of the backrest moving plate, with a set of cross-sliding coupling mating bosses formed on the right side of the gear, and a cross-sliding coupling receiving cavity formed on the left side of the backrest moving plate, the cross-sliding coupling being disposed within the cross-sliding coupling receiving cavity. Advantages: Improves the speed and ease of backrest angle adjustment, avoids problems such as jerking and noise during adjustment; isolates external dust and debris from intrusion.

The invention discloses a multifunctional portable modularized full-hydraulic drilling machine which comprises a modularized machine body structure, a power head module, a dry type drilling system and a core sample in-situ protection mechanism. The machine body is divided into a power head, a gasoline power station, a base and a mast sliding frame module, the weight of a single piece is smaller than or equal to 60 kg, and the machine body is detachably connected with a high-pressure oil pipe through a quick-release connector. The power head is integrated with an impact mechanism and a swing mechanism, and three working modes are switched through a reversing valve. According to the dry type drilling system, drilling tool cooling and hole bottom deslagging are achieved through compressed gas, and the core sample in-situ protection mechanism reduces core sample disturbance through an anti-sticking coating on the inner wall of a drilling tool and an airflow purging assembly. The multifunctional portable modularized full-hydraulic drilling machine has portability, multifunctionality and environmental protection performance, is suitable for complex terrains and various stratums, improves the drilling efficiency, guarantees the sampling quality and is suitable for shallow geological survey scenes.

The invention discloses a warm-keeping fabric and a preparation method thereof, and belongs to the technical field of garment fabrics. Comprising the following raw materials in parts by weight: 60-80 parts of polyester chips, 5-15 parts of modified carbon nanotubes, 10-20 parts of volcanic rock fibers and 20-30 parts of synthetic fibers. Wherein the volcanic rock fibers can improve the heat retention property and certain antibacterial property of the fabric; the modified polyester fibers are filled with aerogel, so that the warmth retention property and the portability of the fabric can be improved; compared with common carbon nanotubes, the modified carbon nanotubes have good compatibility with a polyester matrix, can significantly enhance the antibacterial, antistatic and mechanical properties of the fabric, and have long and stable properties; therefore, the fabric disclosed by the invention is excellent in heat retention property and portability, also has stable and efficient antibacterial, antistatic and mechanical properties, and has important application value in the technical field of garment fabrics.

This utility model discloses a lightweight, high-strength aluminum alloy bicycle frame, belonging to the field of bicycle frames. The device includes a head tube, front fork, frame, seat tube, rotating bushing, down tube, and rear fork. The front fork is mounted at the bottom of the head tube. One end of the frame is welded to the head tube, and the other end is welded to the seat tube. A rotating bushing is welded to the bottom of the seat tube. One end of the down tube is welded to the rotating bushing, and the other end is welded to the head tube. Symmetrical movable support blocks are arranged on the outer periphery of the seat tube. Compared to traditional bicycle frame devices, the triangular design of the rear fork effectively disperses various forces generated during riding, allowing the rear fork to maintain a stable structure even under complex road conditions. Simultaneously, the rear fork transmits vibrations to the shock absorber through the movable support blocks. The shock absorber uses the pressure of sealed gas to achieve shock absorption, effectively reducing vibration transmission to the rider's body and improving riding comfort.

The invention provides a pneumatic soft body actuator, a control method and device of the pneumatic soft body actuator and electronic equipment, and belongs to the technical field of mechanical exoskeleton, the pneumatic soft body actuator comprises a pneumatic module, an air pump module, the control equipment and a detection module, the pneumatic module comprises a flexible supporting plate and a plurality of air bags arranged on the flexible supporting plate, and the air pump module is connected with the control equipment. One end of each air bag is arranged on the flexible supporting plate, and the distance between the arrangement positions of every two adjacent air bags is equal to a preset value. The detection module is used for monitoring the actuation condition of the pneumatic module in real time to obtain the current measurement actuation amount. The control device is used for adjusting the gas injection amount of the gas pump module according to the target actuation amount and the current measurement actuation amount so as to adjust the actuation amount of the pneumatic module. In this way, the pneumatic soft actuator has high torque output, and meanwhile portability, comfort and control flexibility are improved. And a control parameter self-adaptive adjustment mechanism is introduced into PID control, so that the control precision is greatly improved.

The utility model relates to the technical field of auxiliary jacking mechanisms, in particular to an electric auxiliary jacking mechanism for a motor home, which improves the convenience of jacking a roof, reduces the structural complexity and improves the use reliability and portability. Comprising a house box and connecting cloth, an opening is formed in the top end of the house box, and the connecting cloth is installed at the opening in the top end of the house box; the roof is installed at the top end of the connecting cloth, the roof is provided with the positioning device, and the fixed end and the movable end of the electric telescopic rod are installed on the inner side wall of the roof through the positioning device.

The utility model discloses assembly type equipment for tunnel detection, which comprises a limiting slide rail, at least one slide seat is arranged on the limiting slide rail in a sliding manner, a driving control mechanism is arranged on the slide seat, and the driving control mechanism is connected with a detector and drives the detector to lift and steer. Furthermore, the limiting sliding rail comprises a pair of strip-shaped rails, any strip-shaped rail comprises a plurality of rail single bodies connected in sequence, strip-shaped through grooves are formed in the upper surfaces of the rail single bodies, and the sliding seats are arranged in the strip-shaped through grooves in a sliding mode. The assembly type equipment for tunnel detection can be controlled and operated through the wireless signal transmission technology, the safety of operators is improved, in addition, all parts of the equipment can be independently disassembled, the risk that large-scale equipment is adopted for transportation in a tunnel is reduced, the operators can conveniently assemble the equipment on site, and the working efficiency is improved. And a series of operation tasks such as on-site maintenance are performed, so that the portability and the maintainability of the equipment are improved.

The invention relates to the technical field of mattress processing, and discloses mattress internal honeycomb mesh aluminum alloy structure stamping equipment and a memory foam mattress, the mattress internal honeycomb mesh aluminum alloy structure stamping equipment comprises a mounting frame, a rotating platform and a stamping mechanism, and the stamping mechanism is composed of a moving frame, a plurality of punches, a plurality of stripping assemblies and a transmission assembly; the punching mechanism is driven by the driving mechanism to do vertical reciprocating motion and cooperatively work with the rotating platform, the limitation that shutdown adjustment is needed after single-time punching is broken through, a full-process continuous operation mode of feeding, punching and stripping is formed, and the production efficiency is greatly improved; the inner core adopts the structural design of the upper layer and the lower layer, and the upper layer is a slow-rebound memory foam comfortable layer, has excellent slow-rebound characteristic, and can be tightly attached to a human body curve and disperse body pressure; the open pore structure of the aluminum alloy honeycomb mesh structure promotes air circulation, and the composite memory foam layers with different densities, thicknesses and shapes and the eggshell cotton layer with the unique concave-convex structure are matched to achieve the zero-pressure sleep feeling.

A compact and lightweight half-face mask with an air supply valve includes a half-face mask, a spring-loaded exhalation valve, and a small air supply valve. The small air supply valve is installed in the middle interface of the half-face mask through the main housing of the air supply valve. An air supply valve stem is located inside the main housing. An opening at the bottom of the main housing allows the bottom end of the air supply valve stem to extend out. A rear cover is located on the upper part of the main housing. The small air supply valve includes a positive pressure on-demand air supply component, a switch component, a connecting connector, and a medium-pressure pipe. The top of the connecting connector is threaded to the bottom end of the air supply valve stem at the opening, and the bottom of the connecting connector is connected to the medium-pressure pipe. The switch component includes a switch spring located inside the main housing of the air supply valve. A switch sliding plane sealing frame is located on top of the switch spring. A switch diaphragm is located on top of the switch sliding plane sealing frame. A switch sealing seat is located on top of the switch diaphragm. A diaphragm base plate is located on top of the switch sealing seat. This device features high safety protection, economy, and portability, and eliminates the need for frequently replaced filter consumables.

The utility model discloses a universal motor train unit hand-held sliding plug door rubber strip anti-extrusion function measuring device, which comprises a hand-held terminal, one side of the hand-held terminal is provided with a fixed threaded hole, the inside of the hand-held terminal is fixedly connected with a sensor base, and one side of the hand-held terminal is provided with a single-chip microcomputer installation limiting groove. According to the universal motor train unit hand-held sliding-plug door rubber strip anti-extrusion function measuring device, a hand-held terminal is placed on the edge of a sliding-plug door frame, then a sliding-plug door is closed, a sensor fast plug and a high-pressure block are extruded, and a high-precision S-shaped pressure sensor is installed on a sensor base through bolts; the sensor can convert tiny deformation caused by mechanical pressure when the anti-extrusion rubber strip of the sliding plug door is activated into resistance change, then the resistance change is converted into accurate voltage or current signals through the Wheatstone bridge circuit and the signal conditioning circuit, and a single-chip microcomputer is installed in the single-chip microcomputer installation limiting groove. According to the device, lean maintenance item points of the sliding plug door are effectively increased.

The present invention provides an earphone rotation fine-tuning mechanism and earphone, belonging to the earphone field, comprising a first swing arm seat for connecting with an earphone headband, a second swing arm seat for connecting with an ear shell support arm and having one end rotatably connected with one end of the first swing arm seat, an adjustment through hole penetrating the first swing arm seat and the second cantilever seat, a self-resetting regulating structure arranged in the adjustment through hole and capable of sliding along the axial direction of the adjustment through hole, and a clutch structure connected to one end of the self-resetting regulating structure and plugged into one end of the adjustment through hole and capable of locking along the radial direction of the adjustment through hole. The earphone rotation fine-tuning mechanism and earphone provided by the present invention have a relatively compact overall structure, occupy very little space, and can effectively improve the comfort and portability of wearing.