19results about How to "Avoid heavy" patented technology

The invention provides an intelligent drinking water distribution path optimization method based on a mobile terminal, and the method comprises the steps: calculating an order regularity coefficient and a recovery rate, classifying users into four types, and determining the order basic priority according to the four types; and calculating a time urgency degree weight in combination with the expected order delivery time so as to determine a comprehensive priority value of the order. According to the method, real-time road conditions and deliveryman position information of a delivery area are collected, an order density thermodynamic diagram is generated, distribution area grids are adaptively divided based on the thermodynamic diagram, and a high-density area is covered with a smaller grid size. And a multi-objective optimization model is established by combining the vehicle-mounted capacity state of the deliveryman, and optimization objectives comprise weighted delivery time minimization, vehicle-mounted capacity utilization rate maximization, container recovery efficiency maximization and workload balancing. And solving the optimization model by using an ant colony algorithm, adjusting a distribution path in real time, and dynamically updating path planning according to vehicle-mounted capacity change data so as to realize efficient and flexible intelligent distribution management.

The utility model provides a portable folding three-screen, belongs to the technical field of display screens, and mainly aims to solve the problems that a conventional three-screen is relatively thick and heavy and is inconvenient to carry. Comprising a main display screen and two sets of auxiliary display screens, three sets of shells are arranged on the back faces of the main display screen and the two sets of auxiliary display screens respectively, a first connecting support is arranged between the main display screen and one set of shells, and two sets of second connecting supports are arranged between the two sets of auxiliary display screens and the other two sets of shells respectively. The two sides of the first connecting support are connected with the two second connecting supports through the two connecting assemblies. A foldable supporting assembly is further arranged at the bottom of the main display screen. Through the arrangement of the connecting assembly, the main display screen and the auxiliary display screen are unfolded when being used and are folded when not being used, the problem that the main screen and the auxiliary screen of a traditional three-screen are thick and heavy and cannot be folded is solved, the overall size is reduced, and the carrying convenience is improved.

The utility model discloses an air blower supporting wallboard structure which comprises an air blower, a fixing seat, an oil tank and a supporting wallboard, and is characterized in that the air blower is fixedly connected with a machine shell, one end of the machine shell is fixedly connected with a first supporting wallboard, and the first supporting wallboard is fixedly connected with an auxiliary oil tank; the first supporting wall plate is fixedly connected with two first fixing seats through bolts, one first fixing seat is internally and fixedly connected with a first bearing outer ring, and a first bearing inner ring is fixedly connected with a driving rotor; the utility model has the beneficial effects that the air blower wallboard and the bearing seat are cast and processed separately and are connected and fixed by bolts, so that the problems that the wallboard is heavy and the casting process is complicated are solved, the processing precision is easy to control, and the processing efficiency is improved.

The invention discloses a full-automatic filling and rolling all-in-one machine which comprises a conveying part, a filling part, a capping part and a capping part, and the filling part, the capping part and the capping part are sequentially arranged on the side edge of the conveying part in the conveying direction. Weighing parts mounted on the conveying part are arranged under the filling part and between the cover feeding part and the cover rolling part correspondingly, the two weighing parts are used for filling weighing and filling reinspection correspondingly, and the cover feeding part comprises an obliquely-arranged cover bin part and a cover conveying part arranged at the lower end of the cover bin part; the cover bin part is used for containing stacked barrel covers and conveying the barrel covers to the lower end of the cover bin part one by one, the cover conveying part transfers the barrel covers at the lower end of the cover bin part to the tops of conveyed filling barrels through overturning action, and the cover rolling part is suitable for pressing the barrel covers downwards so that the barrel covers can be buckled on the filling barrels. The automatic filling, capping and capping all-in-one machine integrates the functions of automatic filling, capping and capping, is more reasonable in layout, realizes miniaturization of the whole machine, improves the filling production efficiency, and can adapt to production workshops with more scales.

The invention discloses a self-heating material and a preparation method and application thereof, and relates to the field of self-heating products. The self-heating material comprises the following raw materials in parts by weight: 38-41 parts of iron powder, 9-11 parts of activated carbon, 12-15 parts of silane modified diatomite, 3-4 parts of super absorbent resin, 1.0-1.5 parts of sodium chloride and 30-35 parts of water. The super absorbent resin is prepared from the following raw materials: acrylic acid, acrylamide, a cross-linking agent, diatomite, white carbon black and an initiator. The self-heating material has the heating effects of quick start and long-term endurance, the material is prevented from being thick and heavy, and the wearing comfort of the product is improved.

The embodiment of the utility model provides a hot air structure and a cooking utensil. The hot air structure comprises a cavity and a hot air assembly. The cavity is provided with a cavity, the outer surface of one side of the cavity is provided with an exhaust hole communicated with the cavity, at least the area where the exhaust hole is located of the cavity is sunken towards the side close to the cavity to form a first sunken cavity, and the hot air assembly is arranged on the side, provided with the first sunken cavity, of the cavity. The hot air assembly comprises a heating part, a fan and a driving part, the driving part is in driving connection with the fan, and at least partial areas of the heating part and the fan are located in the first concave cavity. According to the hot air structure, the boundary dimension can be reduced.

This invention discloses a radar-infrared compatible stealth composite material with infrared camouflage function, belonging to the field of multi-spectrum compatible stealth technology. The radar-infrared compatible stealth composite material comprises, from top to bottom, a top coding layer, a first dielectric layer, a second dielectric layer, a conductive reflective layer, and a third dielectric layer along the electromagnetic wave propagation direction. The top coding layer includes several zero-patch large units and one-patch large units. Along the electromagnetic wave propagation direction, the zero-patch large units and one-patch large units, together with the dielectric layer and reflective layer below them, constitute zero-coding units and one-coding units, respectively. These units are arranged in an array structure according to coding patterns generated by a multi-objective optimization algorithm. This invention utilizes the arrangement of zero-coding units and one-coding units to construct an infrared camouflage pattern matching the complex background thermal radiation characteristics in the infrared band, and utilizes the reflection phase difference between the two coding units in the microwave band to achieve radar cross-section reduction, thus completing radar-infrared compatible stealth.

A water leakage detection device comprises a water collecting tray, a water immersion sensor is fixedly installed at the water collecting bottom of the water collecting tray, the water immersion sensor is electrically connected with a controller, the controller is electrically connected with a buzzer, a drainage pipe is further installed at the water collecting bottom of the water collecting tray and communicated with a collecting cylinder through a hose, and a connecting assembly is further arranged on the water collecting tray. The device is fixedly connected with a to-be-detected device through a connecting assembly. The water immersion sensor is a contact type water immersion detector; the controller is a single chip microcomputer controller; according to the utility model, the sensor of the contact type water immersion detector is arranged, and the buzzer is connected through the single-chip microcomputer controller, so that when leaked water is collected in the water collecting tray, the buzzer gives an alarm in time; according to the water collecting tray, the connecting assemblies of different structures and installation modes are arranged, the water collecting tray and the to-be-detected device are fixedly installed together, therefore, installation and use of the water collecting tray at complex water leakage points are achieved, the installation modes are diversified and flexible, and the water collecting tray is simple and reliable in structure, sensitive in detection, high in practicability and high in popularization value.

The utility model provides a braid with three-proofing functions. The braid comprises warps, wefts and wrapping roots which are interwoven, the warps are three-proofing yarns; the wrapping root comprises a core wire and wrap yarn wound on the surface of the core wire; the wrap yarns are three-proofing yarns; the three-proofing yarn comprises a fiber inner core and a hydrophobic nano-film bonded on the surface of the fiber inner core. Compared with the prior art, by adopting the specific root wrapping structure and the braid tissue structure, permanent three-proofing of the braid is achieved, the problem that the effect becomes poor after multiple times of washing is avoided, meanwhile, the overall appearance and hand feeling of the braid are not affected, and the risks that the braid is thick and heavy and the coating falls off are solved.

The utility model relates to PVC electric power pipe technical field especially light weight PVC electric power pipe, including pipe body, the pipe body is composed of inner tube, outer tube and spiral reinforcing rib, the inner side of a plurality of spiral reinforcing rib is fixedly connected with the outer wall of inner tube, the outer side of a plurality of spiral reinforcing rib is fixedly connected with the inner wall of outer tube. Through the cooperation between pipe body, inner tube, outer tube, spiral reinforcing rib and annular reinforcing rib, the three-layer structure is formed by material function differentiation+structure mechanics optimization system advantage, the three-grade design of inner tube filler weight reduction, hollow reinforcing rib layer structure enhancement, outer tube protection makes pipe material weight to reduce 30% 40% compared with traditional product, and the compression strength is improved, effectively avoid the problem that traditional PVC electric power pipe exists weight is big, this not only increases the transportation cost, also brings the problem of the inconvenience of construction installation.

The invention relates to the technical field of integration of perovskite solar cells and flexible electronic equipment, in particular to a perovskite / perovskite / crystalline silicon three-junction laminated solar power supply electronic paper book which comprises an electronic paper book body, a three-junction laminated solar cell module and an integrated fixing structure. The electronic paper book body comprises a flexible electronic ink display screen, a low-power-consumption master control module, an energy storage module and a light sensing module. According to the invention, the photoelectric conversion efficiency is improved through the three-junction band gap complementary design so as to meet the rapid power supplement requirement, weak light response is optimized through full-spectrum absorption and illumination adaptive regulation and control so as to adapt to multiple scenes, and the flexible conductive layer and the stress buffer structure are utilized to solve flexible adaptation and realize lightening and thinning. Perovskite modification and crystalline silicon passivation are utilized to enhance stability matching and long-term use, intelligent charging regulation and control are realized through linkage of light sensation and a main control module, safety and service life are guaranteed, and the use requirements of efficient power supply, flexibility, portability, stability and reliability of the electronic paper book are met in all directions.

The utility model relates to the field of environmental protection equipment, in particular to an underground water surface floating oil continuous collector which comprises a collecting barrel, the bottom end of the collecting barrel is closed, and a power cabin is fixedly arranged at the bottom of the collecting barrel. A suspension assembly is fixedly arranged on the collecting barrel; a pneumatic inlet communicated with air inlets of the first diaphragm pump and the second diaphragm pump is formed in the side wall of the power cabin, an oil outlet and a water outlet are formed in the side wall of the power cabin, the output end of the first diaphragm pump is communicated with the oil outlet, and the input end of the first diaphragm pump is connected with one end of an oil discharging pipe. The output end of the second diaphragm pump is communicated with the water outlet, the input end of the second diaphragm pump is connected with one end of a water drainage pipe, and the other end of the water drainage pipe extends to the lower portion of the inner cavity of the collecting barrel. The oil-water separation device is simple in structure and low in manufacturing cost, can continuously work, does not need to replace a container midway, adopts a secondary separation technology, improves the oil-water separation effect, and is low in water content in an obtained oil phase.

The utility model relates to the technical field of mobile phone shell, concretely relates to a high strength mobile phone shell, the mobile phone shell includes the casing for containing mobile phone, the casing includes the frame and the coating that fits in the frame openwork department, the coating includes the wear -resisting layer, first fiber layer, second fiber layer and third fiber layer that set up in order from top to bottom laminated, the wear -resisting layer is used for wear -resisting scratch, first fiber layer and third fiber layer are used for promoting the strength of coating, second fiber layer is used for absorbing impact energy. The utility model aims at providing a kind of high strength mobile phone shell, through the laminated structure design of uniqueness, the combination of wear -resisting layer and multilayer fiber layer, not only promote the strength and wear resistance of mobile phone shell, but also effectively absorb impact energy, thereby in the protection mobile phone, prolong the service life of mobile phone shell.

The utility model relates to the technical field of breast climbing towels, in particular to a breast climbing warm-keeping towel. Comprising a towel body, side bag openings formed in the two transverse sides of the middle of the towel body, a hanging neck arranged at the top of the towel body, a pullover opening formed in the top of the towel body, a notch formed in the middle of the top of the towel body, first adhesive arranged on the positions, located on the two sides of the notch, of the towel body, and second backing paper arranged at the positions, located on the first adhesive, of the towel body. When the nursing towel is used, a mother can make contact with a baby through the side bag opening, hands are placed below the towel body and cannot make contact with a sterile table, the situation that an existing nursing towel is heavy is avoided, and the problems that an existing nursing towel is heavy and is not beneficial to newborn creeping, and when the hands of a puerpera are placed above cloth to surround the newborn, the back of the newborn cannot be stroked are solved. The non-woven fabric and the waterproof breathable film are lighter, and the problem that a traditional breast climbing towel needs to be manually cleaned and disinfected is solved.

The utility model particularly relates to an electric purification and dust collection device which is arranged to be of a window frame structure and comprises a frame, an electric purification and dust collection device, a dust collection device and an electric purification and dust collection device, and the frame is arranged to be of a hollow structure defined by peripheral frame plates; the discharge electrode is arranged on the first side of the peripheral frame plate; the grounding electrode is arranged on the second side, opposite to the first side, of the peripheral frame plate, and an ionization area is formed at the hollow structure between the discharge electrode and the grounding electrode; and the dust collection layer is arranged on the peripheral frame plate and located in the ionization area, and the dust collection layer is arranged to collect dust in the ionization area. According to the electric purification and dust collection device, the discharge electrode and the grounding electrode are integrated on the frame of the electric purification and dust collection device, so that an ionization area can be formed in the frame, dust in the frame is absorbed by the dust collection layer under the condition that the dust is fully ionized, and the technical effects of lightness, thinness and high efficiency of the electric purification and dust collection device are achieved.

The utility model discloses a cable well cover plate with a protection function, and relates to the technical field of cable well cover plates, the cable well cover plate comprises a well cover plate body and an observation port arranged in the well cover plate body in a penetrating manner, the interior of the well cover plate body is provided with two groups of storage grooves and two groups of transparent glass plates, and the transparent glass plates are arranged in the storage grooves. The interior of the storage groove is fixedly connected with a first protection layer and slidably connected with protection plates, groove openings are formed in the tops of the two protection plates, and a containing groove is formed in one side of each protection plate. Through the arrangement of the containing groove, the protection plate, the first protection layer and the clamping layer, the effect that the interior of the cable well can be observed without opening the whole device is achieved, the using effect is improved, and the problems that an existing well cover plate is generally thick and heavy, the cable running condition in the cable well needs to be known, and the cable well cover plate is inconvenient to use are solved. And observation can be carried out only by opening the device with a tool and a proper amount of manpower, so that the daily inspection work is influenced.

The invention discloses a radar and infrared compatible stealth composite material with an infrared camouflage function, and belongs to the technical field of multi-spectrum compatible stealth. The radar infrared compatible stealth composite material sequentially comprises a top coding layer, a first dielectric layer, a second dielectric layer, a conductive reflecting layer and a third dielectric layer from top to bottom in the electromagnetic wave propagation direction. The top coding layer comprises a plurality of zero patch large units and one patch large unit; the zero patch large unit and the first patch large unit from top to bottom respectively form a zero coding unit and a first coding unit together with the dielectric layer and the reflecting layer below the zero patch large unit and the first patch large unit from top to bottom along the electromagnetic wave propagation direction; and array structures are formed according to coding patterns generated by a multi-objective optimization algorithm. The zero coding unit and the one coding unit are arranged, an infrared camouflage pattern matched with complex background thermal radiation characteristics is constructed in an infrared band, and the reflection phase difference between the two coding units is utilized in a microwave band, so that the radar cross section is reduced, and radar infrared compatible stealth is completed.

The utility model relates to the technical field of pearl wool coiled materials, and discloses a high-thickness light pearl wool coiled material, which solves the problem that the existing pearl wool coiled material is poor in buffering and heat insulation performance, and comprises a pearl wool coiled material body, the pearl wool coiled material body is composed of a low-density foaming pearl wool layer, a first high-density foaming pearl wool layer, a first aluminum foil outer layer, a second high-density foaming pearl wool layer and a second aluminum foil outer layer, and the first high-density foaming pearl wool layer and the second high-density foaming pearl wool layer are connected to the two sides of the low-density foaming pearl wool layer respectively. The first aluminum foil outer layer is connected to the side, away from the low-density foaming pearl wool layer, of the first high-density foaming pearl wool layer, and the second aluminum foil outer layer is connected to the side, away from the low-density foaming pearl wool layer, of the second high-density foaming pearl wool layer. By means of the pearl wool coiled material, the overall thickness can be increased, meanwhile, the weight is prevented from being too large, and the pearl wool coiled material has good buffering performance, heat insulation performance and tensile performance.

The invention belongs to the technical field of robots, and discloses a pneumatic soft mechanical arm based on a multi-layer composite film and a machining method, and the pneumatic soft mechanical arm comprises a bending unit assembly and a pneumatic control assembly; the bending unit assembly comprises a center air strip, a first bending unit and a second bending unit, wherein the first bending unit and the second bending unit are orthogonally connected. The bending unit comprises four layers of composite films which are connected in sequence, and three layers of cavities are formed among the four layers of composite films; the central air strip penetrates through the first bending unit and the second bending unit; the pneumatic control assembly comprises an air inflation unit and an air exhaust unit. The air inflation unit and the air exhaust unit are connected with the cavities and the central air strip and used for controlling the air inflation state of the cavities and the central air strip. Four-degree-of-freedom bending angle adjustment can be achieved, the flexibility is far better than that of a rigid mechanical arm and a traditional soft robot, the problem that traditional multi-layer stacking is thick and heavy is avoided, and the size of the mechanical arm is effectively reduced; and variable stiffness supporting can be achieved, and the stiffness adaptation requirements under different operation scenes are considered.