66results about How to "Improve space occupancy" patented technology

The invention relates to a cellulose/nano zinc oxide composite material, and in particular, the composite material comprises a cellulose layer and nano zinc oxide particles compounded to at least one main surface of the cellulose layer. The invention also discloses a preparation method and an application of the composite material. The composite material has high catalytic efficiency, has wide application prospects in photocatalytic degradation treatment of organic sewage, and also can effectively reduce generated potential threat of nano materials to biont and environment. The preparation method is cheap and renewable in raw materials, simple in preparation process, and beneficial to commercial promotion.

The invention discloses a high-voltage coil structure of a resin-cast dry-type transformer, a winding method and the transformer. In the scheme, the high-voltage coil structure is a cake type coil structure formed through winding with the forward cake winding method. The gap dead corners in the coil are reduced to the maximum, the local discharge quantity of the coil is greatly reduced, the layer insulation of a wire is eliminated, and materials are saved; the space occupancy of the wire in a winding is increased, the coil size can be reduced under the same wire sectional area, and the cost is lowered.

The invention relates to an image pickup device and a mobile terminal. The image pickup device comprises a camera support which is provided with a pressing end and a connecting end which are oppositein a first direction and at least two locking positions which are arranged at the connecting end and are arranged at intervals in the first direction; an elastic force application piece which is connected to the camera support and the mobile terminal connected with the camera support, and applies stress in the direction from the connecting end to the pressing end on the camera support; a locking part which is connected to the camera support and the mobile terminal, and after the pressing end of the camera support is pressed in the first direction, moves between the at least two locking positions and locks the camera support. According to the image pickup device, the problems that the screen-to-body ratio of the mobile terminal is low and the visual experience of the mobile terminal is poorcan be solved.

The invention provides a flexible circuit connection device, and relates to the field of signal transmission of electronic systems. The flexible circuit connection device comprises a flexible connection device and rigid printed boards, wherein the rigid printed boards are fixedly arranged at two ends of the flexible connection device; two ends of the flexible connection device penetrate into the rigid printed boards along the axial direction respectively; the rigid printed board at one end is fixed on the bottom surface of an external connector in parallel; and a structure gasket is fixed on the connected part of the rigid printed board at the other end and the flexible connection device, so that the condition that the rigid printed boards are kept in a horizontal state along the bottom surface of the structure gasket is achieved. According to the flexible circuit connection device, the impedance matching and continuity are better; the high-speed signal transmission performance is more excellent; various performance indexes meet the design requirements; meanwhile, a lot of equipment space and weight occupation is reduced; the reliability risk caused by a cable interconnection mode is greatly avoided; and the reliability of the system is improved.

The present invention provides a top cover module for a secondary battery and a secondary battery. The top cover module comprises a top cover plate, a fixing member, a connecting member and an electrode terminal, wherein the top cover plate has an electrode lead-out hole; the fixing member is fixed to the top cover plate by the connecting member, the fixing member is provided with a weak portion,and the weak portion is adjacent to a center line of the top cover plate in the width direction; the electrode terminal includes a terminal plate, the outer peripheral surface of the terminal plate isat least partially surrounded by the fixing member to fix the electrode terminal to the fixing member, and the terminal plate is located at one side of the top cover plate and covers the electrode lead-out hole. The top cover module for the secondary battery and the secondary battery can solve the problem that a lot of gases are generated in the housing of the secondary battery to allow the top cover plate to be deformed to cause the detaching of the pole and cause gas leakage and liquid leakage of the secondary battery, simplify the structure of the electrode terminal to reduce the occupation of the top cover module in the internal space of the secondary battery so as to improve the energy density of the secondary battery.

The invention provides a top cover assembly of a secondary battery and the secondary battery. The top cover assembly of the secondary battery comprises a top cover plate, a first electrode terminal, aconnection piece and a sealing piece, wherein the material of the top cover plate is insulation plastic, an electrode leading-out hole is formed in the top cover plate, the first electrode terminal comprises a terminal plate, the terminal plate is arranged at one side of the top cover plate and covers the electrode leading-out hole, a peripheral surface of the terminal plate protrudes out of an inner wall surface of the electrode leading-out hole, the connection piece is connected with the top cover plate and the first electrode terminal, the first electrode terminal is fixedly arranged at the top cover plate by the connection piece, and the sealing piece encircles the electrode leading-out hole and is arranged between the top cover plate and the terminal plate so as to seal the electrodeleading-out hole. By the top cover assembly, the sealing effect of a secondary battery shell is ensured, the occupancy of the internal space of the battery shell is reduced, thus, the energy densityof the secondary battery can be improved, and the application reliability of the secondary battery is ensured.

The present disclosure relates to an electrode assembly formed by stacking a plurality of electrode units, the electrode assembly including: two or more steps formed by stacking three or more types of the electrode units having different areas, wherein an array of electrode units having a maximum area among the electrode units is positioned in the interior of the electrode assembly, and electrodes having different polarities face each other at an interface between the electrode units having different areas.

The invention discloses a file downloading method and a related device. The file downloading method comprises the steps of, by a server, receiving a file downloading instruction sent by a browser, wherein the file appointed by the file downloading instruction is stored in a node device; obtaining the file of the node device based on the file downloading instruction and storing the file in a memoryof the server in a character string form; and packaging the file in the character string form into a message format of the downloaded file, and sending the message format to the browser. As the filerequiring to be downloaded in the node device is stored in the memory of the server and the file is sent to the browser through the message format of the downloaded file, whether the file finishes transmission can be known, the memory can be cleared up periodically, and the space occupation rate of the server can be increased efficiently.

The invention discloses an industrial waste gas purifier which structurally comprises a wheel guide funnel frame groove, an exhaust transverse strip groove, a top cover plate, a purifier shell, a square frame groove opening and a filter screen plate. According to the invention, through matching of the wheel guide funnel frame groove and the filter screen plate, after being filtered, dispersed hydrogen disulfide gas enters a condensation pipe funnel and a gas suction liquid containing plate to be liquefied, so that the treatment space is reduced, the strong acid degree of sulfur-containing gasis conveniently improved, and acid-base chemical operation quantitative purification treatment is adapted; and a propeller turbine groove and an inner clamping piece annular disc are in butt joint with a condensation pipe funnel to form grid membrane surface permeation operation through a biological membrane frame plate, excessive consumption of a biological membrane is avoided, the aeration innerpressure is improved, fluid pressure is stored in a container and subjected to gas pressure reduction operation, the balance degree of a purifier and the atmospheric pressure is improved, the purification gradient of a funnel rotary grid plate is improved, so that the fluid and the purified gas are stored and discharged, the quantitative accumulation of industrial waste gas flocculates is improved, and the quality reduction operation is improved.

The invention relates to the field of household appliances, and discloses a microwave generator and a microwave oven. The microwave generator comprises multiple magnetrons for outputting microwaves, apower device, and multiple first switch devices, wherein the power device is used for providing different voltages to a cathode and an anode of each magnetron; and each first switch device is correspondingly arranged in a power supply loop of the cathode of the corresponding magnetron and is used for controlling the corresponding magnetron to output the microwave. The microwave generator is simplified in inner structure, high in space occupation rate and low in production cost.

The present invention provides a card distributing device and a VTM apparatus. The card distributing device comprises a conveying mechanism and at least two card storage and discharging mechanisms; the conveying mechanism includes a conveyor belt and pushing blocks arranged on the conveying surface of the conveyor belt; the card storage and discharging mechanisms are distributed sequentially along the card feeding direction of the conveyor belt; each card storage and discharging mechanism includes a card storage box which is arranged above the conveyor belt and is used for storing cards, and a driving assembly which is used for driving the card storage box to move downwards and approach the conveyor belt so as to make the card storage box be in a discharging state and is used for driving the card storage box to move upwards and move away from the conveyor belt so as to make the card storage box be in a to-be-fed state; and a side surface of the bottom of each card storage box, which faces the card feeding direction of the conveyor belt, is provided with a discharging opening and a through opening which allows the corresponding pushing block to pass under the discharging state and push cards out from the discharging opening. The conveying mechanism and the at least two card storage and discharging mechanisms are adopted, so that one conveying mechanism can form one conveying channel to convey at least two types of cards.

The invention relates to the field of transformer testing, in particular to an efficient transformer testing system. The efficient transformer testing system comprises a workbench, a first testing station, a second testing station and a third testing station, wherein the first testing station, the second testing station and the third testing station are located on the workbench and used for conducting triple performance testing on a transformer in sequence, the first testing station and the third testing station are oppositely arranged, the third testing station is arranged on one side of theconnecting line of the first testing station and the third testing station and is perpendicular to the first testing station and the third testing station at the same time, and the efficient transformer testing system further comprises a transferring mechanism which is located in a space defined by the first testing station, the second testing station and the third testing station and used for transferring the transformer. The efficient transformer testing system is high in integration level, high in testing efficiency and diversified in function.

The invention discloses a loudspeaker control circuit and electronic equipment. The loudspeaker control circuit comprises a main control unit, a power amplifier, a voltage detection circuit, a currentdetection circuit and an analog-to-digital conversion circuit, the main control unit outputs an audio signal, the power amplifier amplifies the power of the audio signal to a loudspeaker, and the voltage detection circuit detects the output voltage of the power amplifier. The voltage detection circuit detects an output current of the power amplification unit. The analog-to-digital conversion circuit converts the detection current and the detection voltage into corresponding digital detection current signals and digital detection voltage signals and outputs the digital detection current signals and the digital detection voltage signals to the main control unit so as to feed back and adjust audio signals output by the main control unit. A loudspeaker unit is used for solving the technical problem that the loudspeaker unit cannot be accurately controlled.

The invention discloses a biped robot leg structure based on five connecting rods. Two groups of two-degree-of-freedom hip joint motor assemblies are arranged on the machine body, and output shafts of the hip joint motor assemblies are fixedly connected with a rack of a five-connecting-rod structure; hip/knee joint motors are respectively mounted at two ends of the frame, and output shafts of the hip/knee joint motors are fixedly connected with hip joint connectors; the connecting part of the hip joint connector is fixedly connected with the thigh rod piece; the thigh rod piece is freely hinged to the shank rod piece through the knee joint; the other ends of the two shank rod pieces are hinged and hinged to the feet of the robot. An ankle joint motor is fixed at the upper part of the first shank rod piece; a rotating output shaft of the ankle joint motor is connected with one end of a first ankle joint connecting rod, and the other end of the first ankle joint connecting rod rotates around the rotating output shaft of the ankle joint motor; the other end of the first ankle joint connecting rod is further hinged to the robot foot through a second ankle joint connecting rod parallel to the first shank rod piece. The inertia of the foot end can be reduced, and therefore the single-leg load bearing capacity and the foot control degree of the robot are improved.

The invention relates to the technical field of welding wires, and particularly discloses a stranded welding wire for automatic TIG. The stranded welding wire for automatic TIG comprises a middle wire, peripheral thick wires and peripheral stranded wires, wherein the stranded welding wire is formed by twisting the one middle wire, the three peripheral thick wires and the three peripheral strandedwires, and the intervals of the middle wire, the peripheral thick wires and the peripheral stranded wires are filled with active agents. According to the stranded welding wire for automatic TIG, complex production procedures such as melting, heat treatment, extrusion, wire drawing and the like are not needed, the product is formed by stranding and twisting, the production period is short, the costis low, and the efficiency is high.