36results about How to "Achieve the purpose of transmission" patented technology

The invention discloses a base station and D2S common cache method oriented to a wireless heterogeneous network. The method comprises the following steps: firstly establishing a system model for the common work of D2D cache and base station cache, and dividing users into two types: a D2D user and a base station user; preferentially acquiring a file from a neighbor D2D servant when the D2D user requests the file in a system, requesting the file from the base station if the corresponding file is unfound, wherein the base user directly requests the file from the base station; and turning to a core network to request for the file uncached by each of the base station and the D2D servant. For reducing the system traffic of a common work scene of the base station and the D2D, a cache content deciding method based on a simulated annealing method is designed. A simulation result shows that the system traffic can be effectively reduced through the method in comparison with the existing cache method, the base station load and the backhaul load are lowered, and the cache hit rate is improved.

The invention discloses multiplexing / demultiplexing optical equipment and a method for realizing optical path multiplexing / demultiplexing. According to the multiplexing / demultiplexing optical equipment, a first wedge-shaped optical block is fixed on a first side surface of a dielectric body, a second wedge-shaped optical block is fixed on a second side surface opposite to the first side surface on the dielectric body, and the first side surface and the second side surface form a preset angle; an incidence port is formed in the upper part of the side surface of the first wedge-shaped optical block; one or more parallel selective-wavelength filters are fixed below the incidence port along the vertical direction of the first wedge-shaped optical block, and the connection line of the center of each selective-wavelength filter is a straight line and is parallel to the first side surface; one or more parallel selective-wavelength filters are fixed along the vertical direction of the second wedge-shaped optical block, and the connection line of the center of each selective-wavelength filter is a straight line and is parallel to the second side surface. By applying the multiplexing / demultiplexing optical equipment and the method disclosed by the invention, the practicability of the multiplexing / demultiplexing optical equipment can be improved.

The invention provides electronic equipment which comprises a shell, a power mechanism, a rotating part, a sliding part and a driven part. The power mechanism, the rotating part and the sliding part are all arranged in the shell; a first end of the rotating part is connected with the power mechanism, and a spiral sliding groove is formed in a surface of the rotating part; a first end of the sliding part is connected with the driven part, and a first sliding block matched with the spiral sliding groove is arranged on the sliding part; and the power mechanism drives the rotating part to rotate and drives the first sliding block to slide in the spiral sliding groove such that the driven part has a first state of extending out of the shell and a second state of being accommodated in the shell.According to the embodiment of the invention, the purpose of transmission is achieved through the cooperative work of the rotating part and the sliding part, and the effect of resisting external force impact force of the rotating part and the sliding part is better such that the reliability of driving the driven part is enhanced.

The invention relates to the field of steel mold base processing machines, in particular to a device for finish milling of mold bases. The device comprises a rack, a motor and a conveying belt are arranged on the rack, the motor is connected with a main milling shaft, the main milling shaft is connected with an auxiliary milling shaft through a milling shaft transmission mechanism, the auxiliary milling shaft is connected with a filing shaft through a filing shaft transmission mechanism, the bottom end of the main milling shaft is connected with a main milling cutter, the bottom end of the auxiliary milling shaft is connected with an auxiliary milling cutter, the bottom end of the filing shaft is connected with a file, the conveying belt is connected with a conveying belt motor through a roller transmission mechanism, the conveying belt motor is located in the rack, and the height of the main milling shaft ranges from 30 cm to 50 cm. The device is used for achieving streamlined operation of finish milling of the mold bases, machining efficiency is greatly improved, and all the mold bases are machined through the same device in the same process so that machining precision can be guaranteed effectively; besides, the structure of the file is added, so workmanship of the mold bases obtained after finish milling is neater and more orderly, and product quality is guaranteed.

A gearbox in a center shaft of a bicycle comprises a box body, an input shaft, an output shaft and a speed change unit, the two ends of the input shaft are connected with pedals of the bicycle, the output shaft is connected with wheels, the input shaft and the output shaft are connected through the speed change unit, and the speed change unit comprises a driving gear set, a driven gear set, a transmission gear set and a variable-speed gear set. The variable-speed gear set comprises variable-speed driving gears, variable-speed driven gears, driving variable-speed shifting fork rods and driven variable-speed shifting fork rods. The number of the driving variable-speed shifting fork rods is consistent with that of the driving gears. The number of the driven variable-speed shifting fork rods is consistent with that of the driven gears. A driving inserting hole is formed in the variable-speed driving gear, and a driven inserting groove is formed in the variable-speed driven gear.

The invention discloses a grinding device for a disposable chopstick roll-groove type forming machine. The grinding device comprises a base, a mounting rack and a support frame; one end of the top ofthe base is provided with a feeding device, and the middle part of the base is movably connected to one end of a first rotating shaft through a bearing; the other end of the first rotating shaft is located in the mounting rack and is fixedly connected to a speed changing gear, and the support frame is internally provided with a fixed box which is internally provided with a motor; the two ends of the fixed box are both connected to one end of a telescopic rod fixedly, and the other end of the telescopic rod is movably connected to a stop plate of which the two ends are both fixedly connected tothe support frame; and the middle part of the telescopic rod is in dowel joint with a spring of which one end is fixedly connected to the fixed box, and the other end of the spring is fixedly connected to the stop plate. According to the grinding device, through arrangement of two grinding wheels distributed symmetrically, the efficient and fast processing of disposable chopsticks can be achieved; and through arrangement of a plurality of groups of grinding wheels, a plurality of disposable chopsticks can be produced in one time, and the production efficiency is improved.

The invention relates to the technical field of copper tube cutting and discloses an automatic saw cutter. The automatic saw cutter comprises a rack, wherein a first saw cutter, a second saw cutter and a third saw cutter are arranged on the rack from left to right in sequence, both the first and third saw cutters are provided with limiting platforms, a limiting groove and a first transfer mechanism for transporting a copper tube are arranged on each limiting platform, a discharge opening is formed in the side, close to the tail end, in the conveying direction, of the first transfer mechanism, of the limiting groove, a baffle plate for closing the discharge opening is vertically and slidably connected to the limiting groove, and a first adjusting assembly for adjusting a cutting position of the copper tube is arranged in any one limiting groove; second transfer mechanisms are arranged on the first saw cutter, the second saw cutter and the third saw cutter, the first and third saw cutters are both provided with first polishing mechanisms in a fit manner, and the second and third saw cutters both are provided with second polishing mechanisms in a fit manner. The automatic saw cutter is simple in structure, cuts the copper tube in multiple sections, and improves the copper tube cutting efficiency.

The present invention provides an electronic device, comprising: a housing, a power mechanism, a rotating part, a sliding part and a driven part, and the power mechanism, the rotating part and the sliding part are all arranged in the housing; the The first end of the rotating part is connected with the power mechanism, and the surface of the rotating part is provided with a spiral slide groove; the first end of the sliding part is connected with the driven part, and the sliding part is provided with a The spiral chute is matched with the first slider; wherein, the power mechanism drives the rotating part to rotate, and drives the first slider to slide in the helical chute, so that the driven part It has a first state protruding from the housing and a second state being accommodated in the housing. In the embodiment of the present invention, the rotating part and the sliding part work together to achieve the purpose of transmission, and the rotating part and the sliding part have a better effect of resisting external impact force, thereby enhancing the reliability of driving the driven part.

The invention discloses a data transmission method and device. Wherein, the method includes: receiving the first request sent by the first target object; sending a first response message to the first target object in response to the first request, and transmitting the first target data to the second target object through the network, and the first response message Used to simulate the response message sent by the second target object after receiving the first target data; receive the second request sent by the first target object in response to the first response message, and the second request is used to request transmission to the second target object through the network Second target data for remote debugging; sending a second response message to the first target object in response to the second request, and transmitting the second target data to the second target object through the network, wherein the second response message is used to simulate the first target object The response message sent by the second target object after receiving the second target data. The invention solves the technical problem of low transmission efficiency of data transmission in the related art.

Provided by the present disclosure are a method and apparatus for transmitting diversity in a multi-antenna communication system, the method comprising: determining a pilot frequency sequence to be transmitted of each antenna port; mapping the pilot frequency sequence to be transmitted of each antenna port respectively to a resource element (RE) comprised in a pilot frequency symbol of a target subframe, so that the N antenna ports multiplex the pilot frequency symbol of the target subframe; on the target subframe, each antenna port respectively transmitting the pilot frequency sequence to be transmitted on the RE of the pilot frequency symbol to which the pilot frequency sequence to be transmitted of the antenna port is mapped.

The invention discloses a suspending type track material conveying system which comprises a shell assembly, a track and a moving assembly. The shell assembly comprises a box. Through grooves are symmetrically formed in the bottom of the box. The track is welded to the inner side wall of the box. The moving assembly comprises a first plate body and second plate bodies. The second plate bodies are symmetrically welded to the top of the first plate body. Fixing blocks are welded to the opposite sides of the two second plate bodies. When a user uses the system, materials are placed into a materialbox, four clamping devices work to fix the material box to the box, then an electric pushing rod is controlled, thus the material box is guided into the box, at the moment, a first motor is controlled to work, thus a limiting wheel moves on the track, the purpose of conveying the material box is achieved, in the conveying process, conveying of the materials is not interfered by moving of personnel, and due to arrangement of the box, the situation that in the material conveying process, the materials fall off, and danger is caused can be prevented.

The invention discloses a fixed-length detection discharging device for filter bag cutoff and relates to the technical field of fixed-length detection discharging devices. The fixed-length detection discharging device comprises a base. A first motor and a fixing plate are fixedly connected to the top of the base. A pressing wheel and a first transmission wheel are movably connected in the fixing plate. A first conveyor belt is movably connected to one side of the first transmission wheel. The end, away from the first transmission wheel, of the first conveyor belt is movably connected with theoutput end of the first motor. A workbench is fixedly connected to the top of the base, and the workbench is located on the right side of the fixed plate. According to the fixed-length detection discharging device for filter bag cutoff, by arranging a sensitive switch, the purpose of stopping a transmission device in time is achieved; and through the matching arrangement between a driving motor, ascrew rod, an electric telescopic rod and a scale plate, the purpose of accurately adjusting the cutoff length of a filter bag is achieved.

The invention relates to the field of accessories for door windows, in particular to an aluminum alloy handle for door windows. The aluminum alloy handle is characterized in that a shaft sleeve and a handle seat of the aluminum alloy handle are assembled together, and a handle is penetratingly arranged in a hole of the shaft sleeve; springs are placed in a lining plate, then balls are placed in holes of the springs, the springs and the lining plate are assembled together and then are placed into the handle seat, then a gasket is assembled on the lining plate and is assembled on the other side of the handle seat, a gear is placed on the gasket, the handle seat and the handle are fixed to each other by the aid of a cross recessed countersunk head screw, a shift fork is placed into the handle seat and is meshed with the gear, mounting holes which are perforated through the handle seat are formed in the upper surface of the handle seat, threaded holes are formed in the lower surface of the handle seat, a bottom cover is fastened in the holes of the handle seat, and the mounting holes and the threaded holes can be exposed via the bottom cover. Assorted fastening covers are arranged on the mounting holes. The aluminum alloy handle has the advantages that the aluminum alloy handle not only can be applied to outward-opening windows, but also can be applied to inward-opening windows, only a large quantity of handles with identical specifications need to be prepared when assembled, and cannot be mixed up, and accordingly the practical performance of the aluminum alloy handle is improved.

The invention relates to the technical field of copper pipe cutting, and discloses an automatic sawing machine, which includes a frame on which a first sawing machine, a second sawing machine and a third sawing machine are sequentially arranged from left to right, Both the first sawing machine and the third sawing machine are equipped with a limit platform, and the limit platform is equipped with a limit groove and a first transmission mechanism for transporting copper pipes, and the limit groove is close to the side of the end of the first transmission mechanism in the conveying direction There is a discharge port, a baffle plate for closing the discharge port is vertically slidably connected to the limit slot, and a first adjustment component for adjusting the cutting position of the copper pipe is arranged in any limit slot; the first sawing machine, The second sawing machine and the third sawing machine are provided with a second transmission mechanism, the first sawing machine and the second sawing machine are provided with a matching first grinding mechanism, and the second sawing machine and the third sawing machine are provided with a second transmission mechanism. Both are provided with a matching second grinding mechanism. The invention has a simple structure, and is used for multi-section cutting of the copper pipe to improve the cutting efficiency of the copper pipe.

The present invention relates to the field of computer communication, in particular to a data structure, a transmission method and a data terminal device. The terminal device on a mobile carrier realizes information reception, processing, storage and transmission, and provides time-sensitive distributed production sites. A low-cost, high-efficiency information transfer method, and in animal and plant conservation, provides an efficient collection method for relevant information. In the process of moving the carrier between the decentralized production sites, the data terminal on the mobile carrier realizes the transmission of data between the terminal devices on the mobile carrier through broadcasting, further achieving the purpose of information transmission between the decentralized production sites; in addition, During the transfer process, rules will be judged on the transfer content, and the transferred information content will be cleared in a timely manner to avoid the waste of resources such as storage, judgment and calculation due to the accumulation of a large amount of transfer information.

The present application relates to a data transmission method and communication equipment for a vehicle air-conditioning system, wherein the communication equipment is applied to the first communication circuit of one of the indoor unit and the outdoor unit, and is applied to the other of the indoor unit and the outdoor unit. The second communication circuit; the positive pole of the first communication circuit is electrically connected to the positive pole of the second communication circuit; the negative pole of the first communication circuit is electrically connected to the negative pole of the second communication circuit; the communication end of the first communication circuit is connected to the second communication circuit Communication terminal communication connection. The application solves the technical problem that the communication cost of the internal and external units of the vehicle air conditioner is relatively high.