79results about How to "Expanded area is large" patented technology

The invention relates to a longitudinal unfolding mechanism for a direct-connected folding wing. At present, folding wings of all missiles have functions of one time unfolding and locking, and the unfolding time of the folding wings of all the missiles is very short, the unfolding and locking impact is higher, and the interference on the posture of a flying missile is higher. By adoption of a direct-connected cam mechanism design idea, the reliable locking of folding wings of the missiles can be realized at a time. Power is supplied by a gas actuator cylinder and directly drives a cam to movealong a guide rail; and a driven sliding block on the missile wing is contacted with a chute of the cam and moves in the chute of the cam to realize unfolding of the folding wing. By the longitudinalunfolding mechanism, the minimization of a wrapping space of the folding wing is realized, the mechanism is compact, and high-precision and high-reliability folding, unfolding and locking can be realized easily.

The invention relates to a redundant locking type longitudinal expansion mechanism of a folding wing. The existing missile folding wing has the once expansion locking function and has the defects of extremely short expansion time, great expansion locking impact and great posture interference on a missile in flight. The longitudinal expansion mechanism provided by the invention adopts the design idea that a worm mechanism and a ball nut are combined, wherein the mechanism can realize the once reliable locking of the folding wing; the power of a gas actuator cylinder drives the nut to move; a screw shaft is linked with a worm, thereby driving a worm gear to rotate around a wing shaft; and the locking of the folding wing is realized by utilizing the self-locking action of the worm. The longitudinal expansion mechanism provided by the invention realizes the minimization of the enveloping space of the folding wing, has the advantage of compact structure and is easy to realize the folding, the expansion and the locking with high accuracy and high reliability.

The application provides a flexible screen assembly. The flexible screen assembly includes a flexible screen body, a support member, and a driving mechanism; the flexible screen body includes a display surface and a non-display surface opposite to each other; the support member is stacked and arranged on the non-display surface of the flexible screen body; and the driving mechanism is connected tothe support member to drive the support member to stretch and contract; wherein the support member is attached to the non-display surface of the flexible screen body to drive the flexible screen bodyto synchronously stretch and contract in the same direction when the support member stretches and contracts. According to the flexible screen assembly provided by the embodiment of the application, the driving mechanism drives the support member to move, thereby driving the flexible screen body to stretch and contract; therefore, the working mode is simple. The flexible screen body is contractedinside an electronic device by a rolling method, therefore, the space occupation is small; and when the flexible screen body is stretched, a larger deployment area can be provided, therefore, the userexperience is improved. In addition, the flexible screen is placed in a curled state without folding, which can extend the service life.

The invention provides a mobile terminal. The mobile terminal comprises a flexible display screen, a first supporting part, a second supporting part and a third supporting part, wherein the flexible display screen fits to the first supporting part, the second supporting part and the third supporting part; the first supporting part and the second supporting part are connected through a first connecting part; the second supporting part and the third supporting part are connected through a second connecting part; the first connecting part and the second connecting part are bendable parts; the first connecting part is provided with a first detecting element for detecting a bending state of the first connecting part; and the second connecting part is provided with a second detecting element fordetecting a bending state of the second connecting part. The mobile terminal utilizes the first connecting part and the second connecting part which are bendable, can realize folding on the flexibledisplay screen, so that the expanding area of the display screen can be increased within a limited integral dimension; and moreover, dynamic display experience of the flexible display screen can be provided, so that the energy-saving effect is achieved.

The invention discloses a multifunctional high-efficiency air purifier. The multifunctional high-efficiency air purifier solves the problems that in the prior art, the air purification efficiency of an air purifier is low, the noise is high, most generated negative ions are heavy status negative oxygen ions, gas monitoring and alarming functions cannot be achieved, and an air humidification function cannot be achieved. The multifunctional high-efficiency air purifier comprises an air purifier shell, a centrifugal fan, a filter cylinder, a negative ion generator and a negative hydrogen ion convertor, wherein air inlets and air outlets are formed in the air purifier shell. The direction of a fan inlet of the centrifugal fan is perpendicular to the direction of a fan outlet, one end of the filter cylinder is arranged on the fan air inlet in a sleeved mode, and the other end of the filter cylinder is sealed; and the negative ion generator is connected with the negative hydrogen ion convertor, a gas monitoring and alarming device, an air temperature monitoring device and an air humidification device are further arranged, and the purified air is humidified through the air humidification device and discharged via the air outlets. The multifunctional high-efficiency air purifier is simple in structure, and reliable and scientific in design.

The invention relates to a switching power supply casing and a manufacture method thereof. The switching power supply casing comprises a base and a cover detachably mounted on the base, wherein the base wholly adopts a U shape and comprises a baseplate, a left side plate and a right side plate, the baseplate is horizontal, the left side plate is vertical and connected to the left end of the baseplate from above, and the right side plate is vertical and connected to the right end of the baseplate from above; the cover body wholly adopts a U shape and comprises a top plate, a front side plate and a rear side plate, the top plate is horizontal, the front side plate is vertical and connected to the front end of the top plate from below, and the rear side plate is vertical and connected to the rear end of the top plate from below; radiating holes and various types of mounting holes are formed in the base and the cover; and the rear side plate of the cover is detachably connected with a connecting plate of the baseplate of the base through a fastener. Main parts of the base and the cover can be subjected to one-step bending forming after stamping blanking, and the processing procedures are reduced remarkably under the premise that the radiating effect is guaranteed.

The invention relates to the technical field of computer hardware, and discloses a dust removal case capable of adjusting the temperature based on reversible reaction, which comprises a case body, a movable rod is elastically connected to the bottom end of the case body, a contact is fixedly connected to the bottom end of the movable rod, a heat dissipation disc is fixedly connected to the bottomof the case body, and a heat dissipation port is formed in the center of the heat dissipation disc. An electromagnet is fixedly connected to the top of the heat dissipation disc, and driving fan blades are elastically connected to the interior of the top of the heat dissipation disc. According to the dust removal case capable of adjusting the temperature based on the reversible reaction, heat is continuously absorbed through the reversible reaction of nitrogen dioxide gas in the gas cavity, the temperature in the case body is reduced, meanwhile, the expansion area of a heat dissipation openingis increased, heat exchange between the interior and the exterior of the case body is enhanced, and a second magnetic block is driven to rotate through a rotating rod;the first magnetic block and thesecond magnetic block are closed to each other, when the clamping rods clamp the fur airbags, the rubber rods rub to generate static electricity, dust in air is adsorbed, the effect of electrostaticdust adsorption is achieved, and the dust removal effect is improved.

The invention provides a full-automatic cat litter clearing device capable of carrying out replacement. The full-automatic cat litter clearing device comprises a shell, a cat litter bin and a driving device, wherein the cat litter bin and the driving device are arranged in the shell, and the driving device is connected with the cat litter bin and can drive the cat litter bin to rotate; and the cat litter bin comprises a bin body and a replacement bin box, a connecting part used for being connected with the driving device is arranged on the periphery of the bin body, a cavity is formed in the bin body, the replacement bin box is arranged in the cavity and connected with the cavity, and an inlet is formed in the replacement bin box. The full-automatic cat litter clearing device capable of carrying out replacement has the advantages that a waste box is arranged in the replacement bin box, the replacement bin box only needs to be integrally taken out in the replacement process, and therefore people cannot make contact with or see waste inside the replacement bin box; and special cat litter is matched, one cat can use the replacement bin box about one month, and no matter needs to be done within one month, so that the workload of raising the cat is greatly reduced.

The invention provides a shear wall frame. The shear wall frame is characterized in that the shear wall frame comprises a corrugated plate, a frame and shear pieces. The corrugated plate is arranged on the inner periphery of the frame, and the edges of the corrugated plate are connected with the frame. Concave parts and convex parts which are alternately arranged are arranged on any surface of the corrugated plate. The multiple shear pieces are distributed on the two sides of the corrugated plate, and all the shear pieces are connected with the corrugated plate and arranged in the different concave parts. The corrugated plate and the frame form a main body structure of the shear wall frame, when the shear wall is vibrated, the surface of the corrugated plate obliquely intersects with vibration perpendicular to the central plane of the corrugated plate, the wave crest firstly encounters vibration force, the oblique crossing angle of the vibration force of the wave crest of the corrugated plate perpendicular to the central plane of the corrugated plate is small, and the bearing capacity of the shear wall is improved.

The invention discloses a finely levelling robot with a folding type connecting rod. The finely levelling robot with the folding type connecting rod comprises chassis, and a connecting rod, a scrapingplate stretching and retracting executing mechanism and a grain surface scraping plate which are mounted between the two chassis; the connecting rod comprises a stretching and retracting frame and astretching and retracting supporting mechanism; the stretching and retracting frame comprises a plurality of stretching and retracting unit frames; the plurality of the stretching and retracting unitframes are connected end to end in sequence to form a whole body; the plurality of the stretching and retracting unit frames can be overlapped with one another or unfolded in the horizontal direction;each stretching and retracting unit frame is provided with first unit rods and second unit rods which are hinged to one another; the stretching and retracting supporting mechanism can stretch and retract to adjust the height above the floor in the vertical direction; the robot can reduce the size of the structure to enters an opening of a grain store and is assembled into the structure with a large grain levelling area after entering the grain store to expand a grain levelling robot and expand the grain levelling area; and the existing manual store levelling and impurity removing is directlyimproved to an automatic and intelligent level by effectively increasing the grain levelling range and improving the grain levelling efficiency per unit time, so that the speed and the capacity of grain store levelling and surface layer impurity removing can be improved remarkably.

The invention discloses electronic equipment, and belongs to the field of communication equipment. The electronic equipment comprises a flexible screen; a shell assembly, which comprises a first shell and a second shell which are movably connected in the first direction and matched in a limiting mode in the direction perpendicular to the first direction; a supporting assembly, which comprises a first supporting plate fixed to the first shell and a second supporting plate driven by the second shell to move in the first direction, wherein the first supporting plate and the second supporting plate are each provided with a screen supporting face used for supporting the flexible screen, and one end of the flexible screen is fixedly connected with the second shell, the other end of the first spring extends between the first supporting plate and the first shell. In the first state, the distance between the first end of the first shell and the second end of the second shell is a first distance, and the first supporting plate and the second supporting plate are arranged in a stacked mode; in the second state, the distance between the first end part and the second end part is increased, and the screen supporting surfaces are coplanar. The flexible screen in the electronic equipment does not generate creases in the action process.

The invention discloses a wind-solar complementary mobile energy storage vehicle and a seamless switching control method thereof. The wind-solar complementary mobile energy storage vehicle comprises a carriage (1) and a vehicle head (2) for dragging the carriage (1), wherein an electrical cabinet (3) is arranged in the carriage (1), a plurality of quick plugging interfaces (3.1) are formed in the side wall of the carriage (1), and an outgoing line of a storage battery in the electrical cabinet (3) is communicated with the quick plugging interfaces (3.1); a plurality of sets of wind driven generators (4) are vertically arranged on the outer wall of the top of the vehicle head (2), two sets of solar power generation assemblies (5) are arranged on the outer wall of the top of the carriage (1), and power output lines of the wind driven generators (4) and power output lines of the solar cell panels (5.3) are connected to a storage battery in the electrical cabinet (3). According to the wind-solar complementary mobile energy storage vehicle and the seamless switching control method thereof, an energy storage mode is adopted for power supply, noise and tail gas pollution to a power supply place are avoided, meanwhile, switching is convenient and rapid, and original power can be maintained for effective power supply.

The invention discloses a solar sunshade knapsack, which comprises a knapsack body, straps are fixedly arranged on the end face of the left side of the knapsack body, a knapsack storage cavity is formed in the knapsack body, a knapsack cover capable of being opened is assembled on the inner top wall of the knapsack storage cavity, and a sunshade plate sliding groove with an upward opening is formed in the inner wall of the left side of the knapsack storage cavity; a sunshade mechanism is arranged in the sunshade plate sliding groove, a fan cavity with an upward opening is formed in the end face of the top of the knapsack body, and an upper transmission cavity is formed in the inner bottom wall of the fan cavity; the knapsack is simple in structure and convenient to operate, airflow is formed through the fan to ventilate the person knapsack when the back is hot and sweats in the backpack process, comfort in the knapsack process is guaranteed, when sunlight on the rear side is too large,the sunshade plate is unfolded to shield the sunlight on the rear side of a person, the heatstroke phenomenon of the person due to the too large sunlight is avoided, Meanwhile, the unfolding area ofthe photovoltaic panel is increased while the sunshade plate is unfolded, the knapsack is better charged, and long-time use of the knapsack is guaranteed.

The invention relates to the technical field of precast pile manufacturing, in particular to an unreinforced precast concrete thin-wall pile and a preparation method thereof, and the unreinforced precast concrete thin-wall pile is prepared from the following raw material components in parts by weight: 400-700 parts of cement, 50-100 parts of mineral admixture, 700-1000 parts of sand, 100-250 partsof water, 5-20 parts of admixture, 3-8 parts of air entraining agent and 70-130 parts of composite fiber. The raw materials are stirred and mixed to prepare newly mixed concrete with the slump of 70-120 mm, and then a thin-wall pile with the wall thickness of 30-50 mm is manufactured. The invention further relates to application of the unreinforced prefabricated concrete thin-wall pile in a stiffbody composite foundation. The unreinforced precast concrete thin-wall pile manufactured by the method is large in bearing capacity, good in pile body corrosion resistance and durability, low in steel consumption and high in cost performance, and has a wide application prospect.

The invention discloses a dense arrangement type filler which comprises a middle rope and a plurality of fiber units, wherein the fiber units are fixedly arranged on the middle rope and bent into an 8-shaped fiber rope; the middles of the fiber units are in braided connection with the middle rope; and hollow rings are respectively formed in two sides of the fiber units. Since the middle rope and the fiber units in the invention are fixed by adopting a warp knitted weft insertion weaving process, the processing cost is low, and the filler is difficult in filament drop and long in service life.