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93results about How to "Reduce space occupation" patented technology

Method for prolonging service life of solid-state disk

The invention discloses a method for prolonging the service life of a solid-state disk, which comprises the following steps of: (1) adding a write request into a write request queue in a buffer area of a solid-state disk; (2) selecting a data page in the write request as a sampling page; (3) calculating the fingerprint of the sampling page and also comparing with fingerprints in a fingerprint library so as to carry out matching; (4) if no matching fingerprint is found, writing the rest data pages in the sampling page and the request into a flash memory of the solid-state disk directly; and (5) if a matching fingerprint exists, carrying out fingerprint calculation on each of the rest pages respectively and also comparing with the fingerprints in the fingerprint library respectively so as to carry out matching: updating a corresponding mapping table directly for the data page in which the matching fingerprint is found and writing the data page in which the matching fingerprint is found into the solid-state disk. According to the method for prolonging the service life of the solid-state disk, the actual physical occupation of data in the solid-state disk on the flash memory is reduced, the redundant space of a system is indirectly increased, and the frequency of the garbage recovering operation of the system is reduced, so that the service life of the solid-state disk is enhanced.
Owner:HUAZHONG UNIV OF SCI & TECH

Material clamping type automatic feeding and receiving device

The invention discloses a material clamping type automatic feeding and receiving device which is arranged on a feeding cross beam and comprises a separating stock bin, a feeding unit and a receiving device; the feeding cross beam is a fixed datum of the entire feeding unit; the separating stock bin is arranged above the feeding unit; the feeding unit is connected with the receiving device and comprises a material clamping device, a lifting device and a feeding device; the receiving device comprises a discharged material slide-out guide plate, a discharged material slide-out baffle plate and a received material returning conveyer belt; the discharged material slide-out guide plate and the discharged material slide-out baffle plate are arranged on two sides of one end of the feeding cross beam; and a workpiece slides into the received material returning conveyer belt through the discharged material slide-out baffle plate. The material clamping type automatic feeding and receiving device is simple in structure and convenient to use, saves time, improves the working efficiency, reduces the cost and solves the problems that the existing conveyer belt is time-consuming during material feeding, cannot feed material simultaneously in a multistation manner, and is low in working efficiency.
Owner:曾德明

Turbine blade, grinding turbine and grinding device

The invention discloses a turbine blade, a grinding turbine and a grinding device. The turbine blade comprises a turbine body and grinding teeth. A center through hole formed in the axial direction ofthe turbine body is formed in the middle of the turbine body, multiple convex pins being convex outwards are formed in the circumferential direction of the periphery of the turbine body, and an opengroove is formed between every two adjacent convex pins. The multiple grinding teeth are arranged on at least one surface of the turbine body in the circumferential direction of the center through hole. The multiple grinding teeth are formed on the multiple convex pins in one-to-one correspondence. A radial hollowed channel allowing a grinding medium to flow in or out of the center through hole inthe radial direction of the turbine body is formed on one surface of the turbine body by every two adjacent grinding teeth. The radial hollowed channels of the turbine blade have no end faces stopping outflow motion of the grinding media, kinetic energy losses are low in the process that the grinding media flow out, grinding of the grinding media is more sufficient in the radial direction, exchange of the grinding media at different positions is more frequent, and grinding efficiency is greatly improved.
Owner:GUANGZHOU HONGKAI MACHINERY CO LTD

Screen component of intelligent terminal, intelligent terminal, screen pressure sensing detection method and computer readable storage medium

The invention provides a screen component of an intelligent terminal, an intelligent terminal, a screen pressure sensing detection method and a computer readable storage medium. The screen component comprises a display screen, a screen cover plate, a sensor set and a supporting shell, wherein the sensor set comprises at least four pressure sensors which are arranged below the four side edges of the screen cover plate respectively, and at least one pressure sensor is arranged below each side edge; one end face of each pressure sensor is connected with the screen cover plate, and the other end face of each pressure sensor is connected with the supporting shell, and when the screen cover plate receives a pressing operation, the pressure sensors detect the pressure of the pressing operation; one end face of the display screen is attached to the lower portion of the screen cover plate; a gap is formed between the other end face of the display screen and the supporting shell; and when pressing operation is implemented, the display screen is isolated from the supporting shell. After the technical scheme is adopted, a pressure sensor does not need to be arranged below the display screen, so that a pressure sensing blind area is avoided, and full-screen pressure sensing is realized.
Owner:深圳市灰鲨科技有限公司

Optical fiber perform rod casing tube sintering device, and sintering method thereof

The invention discloses an optical fiber perform rod casing tube sintering device. The optical fiber perform rod casing tube sintering device comprises a casing tube, an upper fixing device, a lower fixing device, and a heating furnace; the casing tube is vertically arranged in the heating furnace via the upper fixing device and the lower fixing device; an optical fiber perform rod loose body is arranged in the casing tube, and is connected with the upper fixing device; an air exhausting mechanism is arranged on the upper fixing device; the air exhausting mechanism is connected with an exhaust system and a vacuum pump via a valve switch; and an air intake mechanism is arranged on the lower fixing device. The invention also provides a sintering method. According to the sintering method, casing tube vacuum pumping is adopted for sintering of the optical fiber perform rod loose body, so that application of a furnace core tube which is expensive and is easy to be damaged is avoided, and loose bodies with large sizes can be prepared; at the same time, vacuum environment is beneficial for improving perform rod quality, accelerating sintering speed, and increasing production efficiency; and in addition, furnace core tube-free sintering method is adopted, so that production cost is reduced, equipment complex degree is reduced, and equipment space occupied degree is reduced.
Owner:HENGTONG OPTICAL MATERIAL CO LTD +1

Vehicle-inside noise indoor testing device and testing method thereof

The present invention discloses a vehicle-inside noise indoor testing device and a testing method thereof. Through the arrangement of a closed testing cavity and through the use of a spring support to connect a testing tire, the device provides a way to separately study the noise in the vehicle caused by the road surface excitation, and is absent from the interference with the testing results from engine vibration, ambient noise and other external disturbances; and then, the testing tire is raised to a certain height and released to achieve impact of the road surface on the vehicle wheel and the excitation under the condition of vehicle driving. This reduces the length and workload required for the paving of an indoor road surface testing piece. The manner featuring the arrangement of the closed testing cavity and the collection of the vehicle-inside noise meets the transmission mode of the vehicle-inside noise caused by the road surface excitation. According to the invention, based on the research on the relationships of the vehicle-inside noise and the road surface paving structure and the surface texture characteristics, the main factors including the vehicle-inside noise can be determined. The device of the invention can be manufactured at a low cost, occupies small space and does not have to be paved with corresponding road surface. In addition, the testing is convenient and the result reappearance is also good.
Owner:CHANGAN UNIV

Automatic tray sweeping device

The invention relates to an automatic tray sweeping device. The automatic tray sweeping device comprises a tray conveying mechanism for conveying a tray to a sweeping zone of a sweeping device, a traysweeping mechanism for sweeping sweeps on the surface of the tray and a controller for controlling the whole sweeping device to operate. One end of the tray conveying mechanism serves as a tray placing end while the other end of the tray conveying mechanism extends to the sweeping zone right below the tray cleaning mechanism; and the control end of the tray conveying mechanism and the control endof the tray sweeping mechanism are electrically connected to the signal output end of the controller, separately. The automatic tray sweeping device provided by the invention has the beneficial effects that 1) the automatic tray sweeping device solves the problems that the labor intensity is great, the work efficiency is low and the cleaning quality is unstable as a result of manual cleaning previously; 2) the automatic tray sweeping device solves the problem that dust flies everywhere during cleaning as the cleaning work is automatically finished by means of equipment, so that the field environment is improved greatly; and 3) the device can finish cleaning work online, so that the problem that the field occupied by manual cleaning is large is solved.
Owner:JUSHI GRP CO

Magnetic control capsule gastroscopy vehicle and control method thereof

The invention discloses a magnetic control capsule gastroscopy vehicle and a control method thereof. The magnetic control capsule gastroscope examination vehicle comprises an examination vehicle body;the examination vehicle body comprises a carriage; the interior of the carriage is divided into a front cavity and a rear cavity through an isolation door, wherein the front cavity and the rear cavity are arranged front and back; the front cavity is a medical staff control area for medical staff movement, and the rear cavity is a patient disinfection and detection area for patient movement; the isolation door is a push-pull type glass isolation door; the front end of the carriage is provided with a front door for entering the front cavity, the rear end of the carriage is provided with a reardoor for entering the rear cavity, and the rear side of the carriage is further provided with a main rear door for sealing the rear end of the rear cavity; an examination couch is detachably mounted in the rear cavity, and a magnetic body movement mechanism is mounted beside the examination couch; and a console is installed in the front cavity and is in control connection with the magnetic body movement mechanism. The gastrointestinal disease general investigation can be flexibly carried out, non-contact examination is realized, the working range and the benefited crowd of the magnetic controlcapsule gastroscopy vehicle are expanded, and medical assistance can be provided in special environments such as infectious diseases and wars.
Owner:SHANGHAI CHANGHAI HOSPITAL

Radio frequency identification reader-writer and antenna vehicle-mounted device

The invention provides a radio frequency identification reader-writer and antenna vehicle-mounted device. A radio frequency identification reader-writer and an antenna for transportation can be mounted on a police law enforcement vehicle and can be stored or stretched out; meanwhile, the stretching heights, the horizontal directions, the vertical directions and the pitch angles of the radio frequency identification reader-writer and the antenna can be adjusted according to requirements, so that the vehicle becomes a movable electronic number plate system read-write base station. The actual use feasibility and convenience of the vehicle-mounted device, the reader-writer and the antenna and the aerodynamic characteristics required for the vehicle-mounted device, the reader-writer and the antenna in the traveling process of an automobile are fully considered. The vehicle is a modern traffic enforcement vehicle which is small in occupied space and high in resource utilization rate. The radio frequency identification reader-writer and antenna vehicle-mounted device is mainly composed of a radio frequency identification reader-writer and reader-writer antenna integrated machine, a telescopic supporting folding arm, a universal rotating device, a controller, a vehicle-mounted computer terminal and a peripheral.
Owner:JIANGSU BELLON TECH

Welding device with smoke purifying function

The embodiment of the invention discloses a welding device with a smoke purifying function, comprising a columnar shell, wherein a gas inlet and a gas outlet are respectively arranged in the two end faces of the shell; a filter layer, a clapboard and a noise reduction and odor removal layer are arrayed in sequence from the end face where the gas inlet is arranged to the direction of the end face where the gas outlet is arranged; a fan is arranged on the clapboard and is used for driving gas entering the inside of the shell from the gas inlet to flow towards the gas outlet and discharging the gas out of the shell; a welding device drive module which is used for driving the welding device to work is arranged in a space which is encircled by the shell, the clapboard and the noise reduction and odor removal layer; the welding device is arranged outside the shell and is connected with the welding device drive module through a wire. By using the welding device with the smoke purifying function, the existing space which is used for the welding device is capable of containing a smoke purifier and the welding device simultaneously, the occupied space is reduced, and meanwhile, compared with the existing smoke purifier, the welding device with the smoke purifying function has the advantages that the cleaning is more thorough, the noise is small, and the working environment of operating workers is not influenced.
Owner:深圳市谷多普科技有限公司

Spiral conveying equipment

The invention discloses spiral conveying equipment, and relates to the technical field of engineering machines. The spiral conveying equipment is used for solving the problem that when spiral conveyors are arranged in a concentrated mode in the prior art, staggering, interference and material discharging outlet blocking occurring during conveying in a concentrated mode occur. The spiral conveying equipment comprises a concentrating head and at least two spiral conveyors. The concentrating head is provided with a cavity, an opening and a concentrated material discharging outlet, wherein the opening and the concentrated material discharging outlet are both communicated with the cavity, and the opening is formed above the concentrated material discharging outlet. Each spiral conveyor is provided with a material feeding pipe, wherein each material feeding pipe is provided with a material discharging port, and each material discharging port is communicated with the opening through a detachable connection structure. According to the spiral conveying equipment, a material discharging head of an existing spiral conveyor is eliminated, the spiral conveying equipment is provided with the concentrating head which is provided with the concentrated material discharging outlet, and the problem that when the spiral conveyors are arranged in a concentrated mode, staggering, interference and material discharging outlet blocking occurring during conveying in a concentrated mode occur can be solved.
Owner:XUZHOU XCMG CONSTR MACHINERY CO LTD BUILDING MACHINERY

A top-down multifunctional clutch water-blocking and flood-proof door

ActiveCN106869720BFunctionalDoes not affect the use of spaceFlood panelsBurglary protectionFailure rateEngineering
The invention discloses a top-descending type multifunctional clutch water-stopping anti-flood door. The door comprises a shell, an anti-theft rolling door and an anti-theft rolling door beam, the anti-theft rolling door is arranged inside the shell in a rolled mode, and the anti-theft rolling door beam is fixed to the lower end of the anti-theft rolling door; the upper ends of two stand columns are fixedly connected with the two ends of the shell, an anti-theft rolling door guiding groove and a water-stopping door plate guiding groove are formed in the right opposite sides of the two stand columns respectively, and the anti-theft rolling door beam can drive the anti-theft rolling door to slide along the anti-theft rolling door guiding groove; a water-stopping door plate can slide vertically along the water-stopping door plate guiding groove, and a door plate lifting hook is fixed one side face of the water-stopping door plate and arranged on the anti-theft rolling door beam in a hung mode. A water-stopping device and the anti-theft rolling door are combined to achieve the functions of water stopping and person stopping at the same time; by improving an existing anti-theft rolling door, occupied space of the equipment is small, used space of a building is not affected, and the top-descending type multifunctional clutch water-stopping anti-flood door is simple in structure, low in failure rate, wide in application range and easy to operate by one person.
Owner:水母(苏州)科技有限公司

Horizontal-installed integrated non-slide-ring optical signal on-line transmission mechanism and transmission method

The invention relates to a horizontal-installed integrated non-slide-ring optical signal on-line transmission mechanism which comprises an installation support, a primary driving device and a secondary driving device. The installation support comprises three installation plates arranged in parallel, and multiple fixing rods for connecting the installation plates and limiting relative positions ofthe installation plates; the installation support forms two interlayers through the three installation plates and the fixing rods; the primary driving device and the secondary driving device are fixedly arranged in the two interlayer spaces and are coaxially arranged; and meanwhile, a pulley assembly is assembled on the outer surface of the installation plate on the outer side of the primary driving device, and a gear driving assembly is arranged on the outer surface of the installation plate on the outer side of the secondary driving device. The invention further provides an optical signal on-line transmission method based on the mechanism at the same time. The transmission method is high in control precision and good in effect; and an optical slide ring is saved, so that an optical signal can be transmitted stably and reliably through the overall device design.
Owner:湖南天剑海洋工程设备有限公司

Card distributing device and VTM apparatus

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.
Owner:SHENZHEN YIHUA COMP +2

Multimedia platform

The invention relates to the technical field of teaching devices, and discloses a multimedia platform. The multimedia platform comprises a platform body and a main machine box, wherein the platform body is arranged to be of a rectangular structure, the main machine box is formed in the right side of the platform body, a horizontal baffle plate is rotatably connected to the edge part of the rear side of the platform body through a rotation shaft, an inclined telescopic rod is fixedly mounted on the front side face of the left side of the baffle plate, a tightening bolt is arranged on one side of the upper part of a sleeve, projection curtain cavities are formed in the left and right sides of the baffle plate, in the projection curtain cavities, projection curtains are in sliding connectiontowards two sides, the edges of the projection curtains are supported by support racks, two groups of projectors symmetric left and right are downwards fixedly mounted on the bottom of the rear side face of the platform body, the projectors are electrically connected with a notebook computer, the rear side wall, positioned at the lower side of the projectors, of the platform body is backwards fixedly provided with an electric telescopic rod, two groups of projector reflecting mirrors symmetric left and right are fixedly mounted at the tail end of the electric telescopic rod, and the projectorreflecting mirrors are arranged in the middle position between the projectors and the projection curtains.
Owner:浙江更土电子商务有限公司
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