66results about How to "Flexible and lightweight" patented technology

The invention discloses an uninterrupted standby power system comprising an uninterrupted power supply, an inversion distribution box, a charge-discharge protection unit and a double-power control cabinet, wherein the inversion distribution box is electrically connected with a load; the charge-discharge protection unit and the double-power control cabinet are electrically connected with an uninterrupted power supply; the double-power control cabinet is electrically connected with a generating set and a commercial power incoming line device; the generating set and the charge-discharge protection unit are in electric connection; and an automatic oil supply device is arranged on one side of the generating set. The power for the load is provided by the uninterrupted power supply when the commercial power is cut or goes wrong, and when the voltage of the uninterrupted power supply is lowered to a protection voltage, the charge-discharge protection unit controls the generating set to charge the uninterrupted power supply, so as to guarantee stable power supply for users; besides, the uninterrupted standby power system has the advantages of small volume of the entire equipment, flexibility in use, light weight, and convenience in both operation and maintenance.

The invention discloses a novel color mixing pen which comprises a shell. A containing cavity is formed in the shell and comprises a color storage cavity, a color mixing cavity and an output cavity. Four color storage pipes are mounted in the color storage cavity. Pigment different in color is mounted in the color storage pipes and extruded into the color mixing cavity through pistons. A color mixing assembly is mounted in the color mixing cavity and comprises a stirring rod arranged in the color mixing cavity and a stretching-out rod extending upwards from the stirring rod. An adjusting rod repeatedly slides downwards in a straight-strip-shaped rotary fit groove formed in the shell, an integrally-formed ring sleeve of the adjusting rod is driven to slide in a spiral sliding groove of the stretching-out rod, then the stretching-out rod and the stirring rod connected with the lower end of the stretching-out rod are rotated, and a reset spring connected to the stretching-out rod in a sleeving manner enables the stirring rod to rotate in a reciprocating manner; and the stirring rate is greatly increased, and more labor is saved.

The invention provides a smoke-exhausting and fire-fighting robot. The smoke-exhausting and fire-fighting robot comprises a fire-fighting robot steel mounting rack, traveling power devices are arranged at the left and the right sides of the front end of the interior of the mounting rack correspondingly, and the traveling power devices are connected with a crawler-type chassis in a transmission mode; a vertically-placed connecting pipe elbow is clamped and fixed to the rear side of the mounting rack; a water delivery pipe is detachably connected to the upper end of the connecting pipe elbow; an electromagnetic valve is arranged in the water delivery pipe and electrically connected with a host controller; a fan mounting seat is welded to the middle of the rear end of the mounting rack, and a fin is arranged on the fan mounting seat, and the fan is connected with a turbine in a rotation mode; the traveling power devices are electrically connected with a lithium battery provided with a quick connection plug; a searchlight and a camera are arranged in front of the upper end of the mounting rack, and the camera is electrically connected with a host controller; and image data in a data processor in the host controller are sent back and displayed on a screen of a remote control device through wireless communication. The smoke-exhaust fire-fighting robot has the beneficial effects that though the design, the smoke-exhausting and fire-fighting robot has good integrity and relatively low center of gravity and can run more smoothly.

The invention discloses a sound-absorbing board for buildings. The sound-absorbing board is prepared from raw materials in parts by weight as follows: 13-18 parts of thermoplastic phenol resin, 5-9 parts of gypsum, 3-8 parts of polyamide, 5-9 parts of polystyrene foam plastic, 1-2 parts of nano carbon black, 7-14 parts of coal gangue powder, 6-13 parts of collagenous fiber, 15-25 parts of glass bead particles, 20-30 parts of modified fly ash, 5-8 parts of dioctyl phthalate, 7-14 parts of montmorillonoid, 15-25 parts of expanded perlite, 2-3 parts of DBDPE (decabromodiphenyl ethane), 2-4 parts of potassium citrate, 0.5-1 part of sodium humate, 1-2 parts of a fire retardant and 1-2 parts of a water reducer. The sound-absorbing board for buildings has the advantages of being damp-proof, flame-retardant, flexible, light in weight, good in breathability, recyclable, non-toxic, harmless, good in sound absorbing effect, low in production cost and the like.

The invention relates to a preparing technology for a flexible bullet-proof and piercing-proof structure. The preparing technology specifically comprises the following preparing steps that firstly, a protection composite particle material is prepared; secondly, base cloth is laid between two sets of injection molds of an injection molding machine, the protection composite particle material is arranged on the two sides of the base cloth in an injection molding manner through the injection molds at the same time, the protection composite particle material is subjected to hot melting, seeps into a base cloth layer and then is cured to form a two-face protection material layer, mold opening is conducted, after the base cloth of an injection molding part is downwards transmitted, the base cloth is tensioned, and then injection molding is conducted; and thirdly, a flexible gap is machined. The structure of the product prepared through the preparing technology has excellent bullet-proof and piercing-proof performance and also has improved flexibility performance. A thermoplastic material and an enhanced material composite material are arranged on the adopted base cloth in an injection molding manner, the thermoplastic material and the enhanced material composite material are subjected to hot melting, seep into the base cloth layer and then are cured to form the two-face protection material layer, gaps among particles of the thermoplastic material and the enhanced material composite material can be eliminated, and the structure is compact and has more excellent bullet-proof and piercing-proof performance; and in addition, the preparing technology is simple, and the production efficiency is high.

The invention discloses an intelligent eye monitoring device for an adolescent and belongs to the field of eye information monitoring. The intelligent monitoring device comprises a casing and a monitoring system integrated in the casing, wherein the monitoring system comprises a data processing module, a power source, an ambient light sensor, a distance sensor, an ultraviolet light sensor, a gyrosensor, an LED lamp and a vibration motor. Clamps mounted on legs of glasses are arranged on the casing. The monitoring system is integrated in the independent casing and serves as an independent module to be installed on the legs of the glasses through the clamps so that ordinary glasses can also have the function of monitoring an eye use environment and eye use habits; furthermore, the monitoring system can remind and intervene a user on the aspects of viewing distance and posture according to the eye use environment and light intensity, actively reminds the user through vibration, reminds parents and teachers through lamp flickering, is comprehensive in monitoring function and is conductive to cultivation of good eye use habits of the users and prevention of teenage myopia.

The invention discloses a precision corn seeder adopting one man operation and aims to control plant spacing and depth of seeding precisely. The precision corn seeder comprises a seed guide pipe device, a plant spacing adjusting device, a seeding port controlling device and a handle, wherein the seed guide pipe device comprises a seed guide pipe and a seed feeding box; the plant spacing adjusting device comprises a plant spacing adjusting inner pipe, a plant spacing adjusting outer pipe, a front support rod, a seed hole positioning rod, a fastening screw, a U-shaped connecting piece and a rotating shaft; the rear part of the plant spacing adjusting inner pipe is inserted into the plant spacing adjusting outer pipe, the front end of the plant spacing adjusting inner pipe extends out and is welded with the front support rod; the fastening screw is mounted at the front end of the plant spacing adjusting outer pipe, and the rear end is welded with the upper part of a front baffle of a seeding port assembly; the seed guide pipe is sleeved with the U-shaped connecting piece, inner sides of the front ends of two arms of the U-shaped connecting piece are welded with the plant spacing adjusting outer pipe and the upper end of the front baffle of the seeding port assembly, and two arc-shaped sides at the rear ends are mounted on the rotating shaft through hole punching; the rotating shaft is welded at the lower end of the seed guide pipe; the seeding port controlling device comprises the duckbill seeding port assembly, a seeding depth controlling plate, a spring upper stop lever, a spring and a forward-pushing-to-position rod; the duckbill seeding port assembly comprises the front baffle, a rear baffle and side baffles.

The invention relates to a high-efficiency cotton picker head, a plurality of supporting frames are arranged around one end of a hard pipe material, a cotton picking claw assembly is arranged on each supporting frame, a sliding slot is arranged at the axial position of each cotton picking claw corresponding to the hard pipe material, a slide block is placed in each sliding slot, the slide blocks are connected to the mouth of a hard pipe through springs, external power is transmitted to the mutually linked cotton picking claw assemblies through a gear box, the cotton picking claw assemblies simultaneously and relatively rotate at the mouth of the hard pipe material to pick cotton approaching the cotton picking claw assemblies, and the picked cotton is output from the other end of the hard pipe material.

The invention belongs to a tool of power substation, in particular to a lead crimping device which comprises a vehicle body (1), a handle (9), universal wheels (19), a hydraulic jack (16), a motor seat (5), a motor (12), a motor switch (13), a valve (6) and a valve seat (7). The middle inside the vehicle body (1) is provided with a separator (4), the motor seat (5) is fixed on the right side of the separator (4), and the motor (12) and the valve (6) are fixed on the motor seat (5). Cable hangers (10) are fixed outside two vertical frames of the handle (9), a removable hydraulic jack seat (14) is disposed on the left side of the separator (4), and a fixed hydraulic jack seat (15) is arranged in the middle position. The inside of the vehicle body (1) is further provided with a fixed tool box (2) and a removable tool box (3). The lead crimping device has the advantages of agile, light and convenient use, low cost and convenient movement, thereby relieving the manual labor, shortening the operation time and improving the work efficiency and the safety of operation.

The invention relates to the technical fields of harvesting and picking devices for cotton crop fruits, in particular to a backpack type electric airflow picking machine for cotton fruits. The backpack type electric airflow picking machine comprises a direct current motor structure, a rectifying fan structure, cotton pulling wheels, a structure of a driving wheel capable of driving a chain belt type filter screen to rotate, a structure of the chain belt type filter screen and an adjusting wheel rotating along with the driving wheel. The backpack type electric airflow picking machine is characterized by comprising an entire machine casing, and a direct current motor, a rectifying fan, a chain belt type filter screen device, upper and lower cotton pulling wheels, an inverted U-shaped wind shield and an elastic wind shield which are arranged in the entire machine casing as well as an aspirated-air type cotton picking manipulator connected onto an air cotton interface on the casing. The backpack type electric airflow picking machine disclosed by the invention has the advantages of reliability, portability, simpleness and convenience for repairing, maintaining and charging, small size, light weight, lightness and flexibility for operation, reliability and durability for use, continuousness in picking, high quality of picked cotton and high grade of the obtained cotton.

The invention discloses a preparation method for a novel foam carbon electromagnetic shielding composite material. The preparation method comprises the following steps of: pretreating melamine foam, carbonizing the melamine foam to prepare foam carbon, preparing a reaction solution of Fe3O4 nano particles, preparing a Fe3O4 nano particle/foam carbon reaction mixed solution, and conducing drying toobtain the prepared Fe3O4 nano particle/foam carbon composite material. According to the preparation method for the novel foam carbon electromagnetic shielding composite material, Fe3O4 nanoparticlesand flexible foam carbon are compounded to obtain the flexible light electromagnetic shielding composite material with excellent electromagnetic shielding performance, so that the Fe3O4 nanoparticlescan be uniformly dispersed.

The invention relates to a single-chip insulator transfer device and a use method thereof. The single-chip insulator transfer device comprises a hanging ring, a bushing, handles, clamp pins, springs and supporting rods. The hanging ring is fixedly connected on the top part of the bushing. The head ends of the clamp pins are contacted with the spherical head of an insulator. The clamp pins penetrate through the wall of the bushing. The tail ends of the clamp pins are flexibly hinged with the bottom ends of the handles. The springs are arranged between the clamp pins and the bushing. One end of each supporting rod is fixedly connected with the external wall of the bushing, and the other end is flexibly hinged with the handles. When the single-chip insulator requires to be transferred, a transfer rope is tied on the hanging ring, the bottom part of the bushing sleeves outside the spherical head of the single-chip insulator, the handles are held to press to the center of the bushing, the handles rotate with the supporting rods acting as the support, the springs contract, the clamp pins contract, the bushing downwardly inserts into the single-chip insulator continuously, then the handles are released and the head ends of the clamp pins abut against the bottom part of the spherical head so that the transfer device and the single-chip insulator are enabled to be fixed. The advantages are that the device is simple in structure, flexible and light and convenient to use and high in safety so as to enhance the work efficiency.

The invention provides a preparation method of an eco-friendly degradable wall covering fabric and belongs to the technical field of wall covering fabrics. The preparation method solves the technical problem that the existing wall covering fabric is too soft, has high difficulty of attachment to the wall and can bring the health hazard for a user. The preparation method comprises taking an appropriate amount of domestic animal skin, cleaning and chopping the domestic animal skin, then adding an appropriate amount of water into the skin, heating the skin until boiling, stopping heating after heating for a few seconds, filtering fat flotage in the supernatant through a filter screen, carrying out heating boiling until the solution forms a white pasty concentrated solution, filtering the hot white pasty concentrated solution, removing filter residues, taking the filtrate as a domestic animal skin solution, immersing a natural fiber fabric in the domestic animal skin solution at a temperature of 45 to 60 DEG C, taking out the natural fiber fabric fully impregnated with the domestic animal skin solution, putting the natural fiber fabric on a smooth glass plane, slicking the natural fiber fabric with a scraper blade, carrying out natural air drying at the room temperature, and tidily cutting the flat natural fiber fabric to obtain the eco-friendly degradable wall covering fabric.

The invention relates to a portable aluminum pocket lamp. The portable aluminum pocket lamp comprises a lamp body and a lamp base, wherein the lamp body is provided with a groove and a switch button; batteries are arranged in the groove; the lamp base is provided with a lamp source which is connected with two poles of the batteries through a circuit; the switch button controls on/off of the circuit; the back side of the lamp body is provided with a dismountable lamp clamp; the top end of the lamp body is provided with a rotating arm capable of rotating around the top end of the lamp body transversely; and the lamp base is arranged at the front end of the rotating arm. The portable aluminum pocket lamp can be flexibly and handily inserted into or clamped on a pocket and a clothing buckle and does not need a hand of a user to hold, so the portable aluminum pocket lamp is suitable to be widely used in dark working environment or used as an auxiliary police tool. Both the pocket lamp body and the rotating arm are made of aluminum materials, so the pocket lamp is light and durable in use. The circuit comprises a CPU control circuit, so the circuit controls on and off of different LED lamps easily.

The invention discloses an eccentric butterfly valve comprising a valve rod, a butterfly plate and a valve body, wherein the valve rod is installed on the valve body through a channel of the valve body, and provided with the butterfly plate; the bottom of the valve rod is provided with a water pilot bearing, and the middle part of the valve rod is provided with the butterfly plate arranged in the channel and comprising a mounting hole and a convex; the mounting hole arranged on the butterfly plate is installed on the valve rod, and the axis of the mounting hole, the vertical center line of the butterfly plate convex and the center line of the valve channel are non-intersect; the convex is circular, and the sealing surface of the convex is cambered in a top view. The invention technically aims to provide an eccentric butterfly valve with the advantages of high reliability, small torque for opening and closing the valve, reliable sealing and long service life of a seal.

The invention discloses a multifunctional portable single-person electric trolley. The trolley comprises a frame, a handlebar, a rotating shaft, a bearing seat, a bearing, a front wheel, a pair of rear wheels, a seat and a support rod, the trolley also comprises a hub motor, a hub motor controller and a power supply, a cover piece is arranged on the upper end surface of the frame, the edge of thecover piece extends to the edge of the frame, the contour of the edge of the cover piece adapts to a frame edge contour, the upper portion of the rotating shaft is provided with a first folding hingewith a locking mechanism, the rotating shaft can be folded in the direction close to the cover piece around the first folding hinge, the lower end of the support rod is connected with the frame through a second folding hinge with a locking mechanism, the front wheel is rotationally connected with the lower end of the rotating shaft through a shock absorber, the hub motor is arranged in the front wheel and is electrically connected with the hub motor controller, the power supply is fixed on the frame below the cover piece and is electrically connected with the hub motor controller through a wire, a control button is further arranged on the wire connected between the power supply and the hub motor controller, and the scheme is reliable in implementation and flexible in use.