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36results about How to "Collaborative" patented technology

City bus information management and dispatch decision support system based on network

InactiveCN101587639ASolve the seamless storage problemBreak the bottleneck of heterogeneityRoad vehicles traffic controlTransmissionTeam workingKey issues
The invention discloses a city bus information management and dispatch decision support system based on network, wherein the system comprises a main server and an autonomy field in a distributed network computing system; and the main server comprises a grid portal, a workflow engine and an authentication center; the autonomy field comprises a field information servicing module, a field job manager, a field manager and a resource node assembly. The invention mainly solves two key problems: how to dispose the communication application service in the existing grid environment, namely service gridding disposition; and how to perform the bus decision support using the existing service, namely grid service instantiation process. The grid is used to specify and construct an urban traffic decision support system, and various decision resources are encapsulated to form a grid service and distributed in each independent grid calculation node to perform the multi-node synergy dispatch. The system has high resource sharing, high throughput calculation and high team work.
Owner:HUAZHONG UNIV OF SCI & TECH

Radio multi-hopping network audio frequency, data transmission nodal equipment

An audio and data transmission node device of radio multi-jump network consists of ARM controller and its audio processing chip, network card interface, SD card interface and power supply. It is featured as not requiring fixed basic facilities to support and enabling to quickly self-organize radio network. The method utilizing said node device to set up self-organized radio network is also disclosed.
Owner:BEIJING JIAOTONG UNIV

Method for preventing collaboration type junk mail

A cooperative spam prevention method mainly solves the existing e-mail security problem of Internet, relating to relevant technologies such as honeypot principle, spam filtering, and the like. The method applies distributed network structure, and comprises an e-mail server and a directory server. In the system structure, the e-mail server is the main body for filtering spam, and collects spam samples simultaneously. To improve the timeliness of sample collection, the characteristics of the collected samples are extracted and initial judgment (first level judgment) is carried out, and then 'possible spam' characteristics submitted to the directory server. The directory server carries out second filtering (second level judgment) to the received 'possible spam' characteristics, generates a spam filtering rule and stores the rule into a rule base, and then releases the updated rule to the local rule base of each e-mail server through a unified interface, thus realizing the sharing and updating of the filtering rules and achieving the purpose of cooperative spam prevention.
Owner:SOUTHEAST UNIV

Reverse osmosis scale inhibitor

The invention belongs to the technical fields of industrial feed water treatment and advanced wastewater treatment and relates to a reverse osmosis scale inhibitor. The scale inhibitor comprises the following components by weight percent: 50-70% of maleic acid-acrylic acid copolymer, 10-25% of 2-phosphonobutane-1,2,4-tricarboxylic acid (PBTCA), 1-5% of isothiazolinone and 8-20% of urotropin. The scale inhibitor provided by the invention has high scale inhibition performance, is suitable for water with high hardness, contains bactericidal ingredients so that bacteria and algae can not propagate on the membrane and has various functions of inhibiting bacteria, corrosion and scale.
Owner:ENERGY RESOURCES INST HEBEI ACADEMY OF SCI

Method and device for positioning mobile robot and recording running track of mobile robot

The invention belongs to the field of mobile positioning of intelligent robots, and particularly relates to a device for positioning the running track of a mobile robot and a method for positioning the running track of the mobile robot. The device for positioning the running track of the mobile robot comprises a central processing unit, a gyro for measuring the rotation angle of the robot, and a sensor for measuring the displacements in the horizontal and vertical directions, wherein transmission ports of the gyro and the sensor are connected with a transmission port of the central processing unit respectively; the sensor employs an optical sensing device or a photoelectric encoding device; the optical sensing device comprises an optical imaging engine and mainly comprises a complementary metal oxide semiconductor (CMOS) image sensor and an optical positioning digital signal processor (DSP) module; and the optical positioning DSP module is in charge of analysis and comparison of adjacent image matrixes so as to compute the horizontal and vertical moving distances of the robot within a unit time. By the method and the device, the moving track of the robot can be precisely positioned without the help of external equipment.
Owner:SHENYANG POLYTECHNIC UNIV

Pneumatic muscle upper limb assistance exoskeleton system

The invention discloses a pneumatic muscle upper limb assistance exoskeleton system which comprises a back arm bone, an upper arm bone, a front arm bone, a shoulder side direction skeleton and a shoulder front direction skeleton. The upper end of the back arm bone is connected with the shoulder side direction skeleton through a first joint module, and the back arm bone is connected with the shoulder side direction skeleton through a pneumatic muscle used for driving the first joint module to move; the upper end of the upper arm bone is connected with the shoulder front direction skeleton through a second joint module, and the upper arm bone is connected with the shoulder front direction skeleton through a pneumatic muscle used for driving the second joint module to move; the front arm bone is connected with the upper arm bone through a third joint module, and the front arm bone is connected with the upper arm bone through a pneumatic muscle used for driving the third joint module to move; and the upper arm bone and the front arm bone are each provided with a pressing ring. According to the pneumatic muscle upper limb assistance exoskeleton system, the pneumatic muscles are adopted as execution elements, and a user and the exoskeleton system have good interoperability.
Owner:彭爽

Implementation method for collaborative interaction of civil aviation airport apron scene monitoring and electronic process

An implementation method for collaborative interaction of civil aviation airport apron scene monitoring and electronic process comprises the steps that an application module is built, and the application module comprises a process data interaction assembly, a sign assembly, a sliding line interaction assembly and a message communication assembly; a process data interaction assembly transmits a flight plan process list to an airport apron scene monitoring system through a message communication assembly; a signboard assembly is used for displaying and configuring the flight plan process list bythe apron scene monitoring system and pushing the flight plan process list to the electronic process list system through the message communication assembly; a taxiing line interaction assembly transmits aircraft taxiing lines distributed by the electronic process list system to the apron scene monitoring system through the message communication assembly. According to the invention, through an informatization means, the interactive control experience is improved, the coordination seat and the control seat work have collaboration, the scene feeling and the picture feeling of control command areenhanced, the workload of a controller is fundamentally reduced, the work flow is optimized, and the control efficiency is improved. The airport apron scene monitoring system can also quantify data and push and present various early warnings after comprehensive analysis.
Owner:华航信航空科技(浙江)有限公司

Portable industrial robot based on multi-dimensional sensor real-time data feedback fusion

InactiveCN109048916AReal-time adjustment of working conditionsRealize data fusionProgramme-controlled manipulatorReal-time dataControl system
The invention relates to a portable industrial robot based on multi-dimensional sensor real-time data feedback fusion. The portable industrial robot comprises an industrial robot and a multi-dimensional sensor real-time feedback control system. The portable industrial robot has the beneficial effects of being based on multi-dimensional sensor real-time feedback and data fusion, the structure and the motion error compensation are completed, and accurate control which does not depend on the structure precision of the industrial robot is achieved; an industrial robot and a sensor real-time feedback control system generate accurate real-time control data through the real-time feedback data and data fusion technology to form a whole set of system, various working conditions can be realized through the single robot, the working conditions of the industrial robot can be adjusted in real time, and the working condition precision is ensured.
Owner:遂昌睿丰科技有限公司

Linear type magnetic transmission device, screen printing system where linear type magnetic transmission device lies and using method

ActiveCN105459580AHigh precisionOvercome the defect of imprecise transmissionScreen printersOther printing apparatusScreen printingMagnetic tension force
The invention discloses a linear type magnetic transmission device. The linear type magnetic transmission device comprises a plurality of printing platens and slide plates which are arranged above and below linear table boards, wherein the tops of the slide plates are provided with electromagnetic coils which are in one-to-one correspondence with permanent magnets connected to the bottoms of the printing platens; linear guide rails connected to the bottom surfaces of the slide plates are in sliding fit with guide rail bases arranged in supporting bases; the supporting bases are connected to the linear table boards; and two linear table boards and two arc-shaped table boards form an oval table board. In use, the slide plates drive the printing platens to roll and to move forwards on the linear table boards by virtue of attractive force between the electromagnetic coils and the permanent magnets; a distance every time the printing platens move is equal to a distance between adjacent two electromagnetic coils; and a turning type magnetic force transmission device on the arc-shaped table boards realizes turning of the printing platens on the arc-shaped table boards by virtue of mutual cooperation of a Z-shaped sub frame, a gear transmission mechanism and an L-shaped sub frame. The linear type magnetic transmission device is relatively high in precision, is relatively strong in cooperation, is relatively small in noise, is relatively low in operation difficulty, is relatively strong in controllability and is relatively high in working efficiency.
Owner:武汉定达慧科技有限公司

Maca functional beverage and making method thereof

The invention discloses a maca functional beverage and a making method thereof. The maca functional beverage comprises, by weight, 50-80 parts of maca, 10-30 parts of glycyrrhiza uralensis and 5-15 parts of barbary wolfberry fruits. The method includes the steps that the maca, the glycyrrhiza uralensis and the barbary wolfberry fruits are cleaned, dried and smashed, and then mixed in proportion, so that a medicinal material mixture is obtained; purified water is added, heating, sterilizing, smashing, squeezing, filtering and residue removing are conducted, and thus a maca beverage mother solution is prepared; edible auxiliary materials are added in the maca beverage mother solution, then a proper amount of purified water is added for dilution, filtering and sterilizing are further carried out, packaging is performed after sterilization is completed, and accordingly the maca functional beverage is obtained. The maca functional beverage prepared through the method is good in mouthfeel and safe to drink. The healthcare effects of the maca, the glycyrrhiza uralensis and the barbary wolfberry fruits are fully guaranteed, and a collaborative function is achieved for increasing human body energy, delaying senescence, regulating endocrine and improving organism immunity. The maca functional beverage has the effects of supplementing nutrients, eliminating fatigue, enhancing human body vitality and the like.
Owner:JIANGSU HUIBO BIOTECH

Reinforced concrete hollow floor

The invention discloses a reinforced concrete hollow floor which comprises an in-situ rib (1), a precast side wall (2), a precast bottom plate (3) and an in-situ top plate (4), wherein the top of the precast bottom plate (3) is provided with a groove (16), and the inside of the groove (16) is filled with polystyrene plates, lightweight concrete or lightweight materials (17). The method for constructing the hollow floor comprises the following steps of: mounting a template (11), binding ribbed steel bars (12), and placing the precast side wall (2); placing the precast bottom plate (3) on a resting component (9) on the precast side wall (2), then casting concrete, after the concrete reaches a certain strength, removing the resting component (9), and placing the precast bottom plate (3) on abottom convex block (7) of the precast side wall (2); and painting mortar (15) below the precast bottom plate (3), thereby forming an integral hollow floor. The hollow floor disclosed by the invention is good in stressing property, integrity and impermeability; and because the inside of the precast bottom plate is filled with polystyrene plates, lightweight concrete or lightweight materials, the hollow floor is light in weight, low in cost, good in thermal insulation performance and convenient in construction.
Owner:吴充

A material supply chain intelligent management and control system

The present invention discloses a material supply chain intelligent management and control system which forms the closed-loop control of the whole material supply chain process from material plan submission information, bid-winning supplier information, drawing confirmation, scheduling process monitoring, transportation route, delivery address confirmation, receipt information, quality sampling inspection results, incoming payment, material collection, warranty period information, supplier evaluation information maintenance and query.
Owner:国网甘肃省电力公司金昌供电公司 +1

Turning type magnetic transmission device, screen printing system therein and application method of turning type magnetic transmission device

The invention discloses a turning type magnetic transmission device. A turning type driving device arranged below an active semi-cambered-surface in an inner arc-shaped table top of the turning type magnetic transmission device comprises a Z-shaped sub-frame, a gear transmission mechanism and an L-shaped sub-frame, the inner end of a transverse rotating support and the inner end of a vertical rotating support in the L-shaped sub-frame are connected in a perpendicular mode at the top of a rotating shaft, the bottom of the rotating shaft is connected with a horizontal driving mechanism sequentially through the gear transmission mechanism and the Z-shaped sub-frame, and the outer end of the transverse rotating support and the outer end of the vertical rotating support are each connected with an electromagnetic coil and can be connected with a straight line table top on the arc-shaped table top so as to form an oval table top. In the using process, the horizontal driving mechanism is sequentially driven by the Z-shaped sub-frame, the gear transmission mechanism and the rotating shaft to perform transverse rotation and vertical rotation, and printing tables magnetically sucked to the supports perform 90-degree rotation. The design of the turning type magnetic transmission device is high in precesion, great in interoperability, low in noise, low in operation difficulty, great in controllability and high in work efficiency.
Owner:武汉定达慧科技有限公司

Chip mounting equipment and process for mounting polarizer on glass workpiece

The invention discloses chip mounting equipment and a chip mounting process for mounting a polarizer on a glass workpiece. A material taking and placing mechanism picks up a glass workpiece and placesthe glass workpiece on a left chip mounting platform mechanism; in the transfer process, a left cleaning mechanism cleans the surface of the glass workpiece, and then transfers the glass workpiece toa left mounting head mechanism; the left mounting head mechanism picks up a polarizer conveyed by a polarizer feeding mechanism and pastes the polarizer to a first surface of the glass workpiece; thematerial picking and placing mechanism picks up the glass workpiece from the left chip mounting platform mechanism and places the glass workpiece on an overturning platform mechanism for overturning;a right cleaning mechanism cleans the surface of the glass workpiece; a right mounting head mechanism picks up a polarizer conveyed by the polarizer feeding mechanism and pastes the polarizer to a second surface of the glass workpiece; and finally the glass workpiece with the polarizers pasted to the two surfaces is conveyed outwards through a discharging mechanical arm and a discharging conveying mechanism. The equipment is high in integration level, convenient for overall control and high in collaboration among mechanisms.
Owner:SHENZHEN QUANZHOU AUTOMATION EQUIP TECH CO LTD

City bus information management and dispatch decision support system based on network

InactiveCN101587639BSolve the seamless storage problemBreak the bottleneck of heterogeneityRoad vehicles traffic controlTransmissionTeam workingKey issues
The invention discloses a city bus information management and dispatch decision support system based on network, wherein the system comprises a main server and an autonomy field in a distributed network computing system; and the main server comprises a grid portal, a workflow engine and an authentication center; the autonomy field comprises a field information servicing module, a field job manager, a field manager and a resource node assembly. The invention mainly solves two key problems: how to dispose the communication application service in the existing grid environment, namely service gridding disposition; and how to perform the bus decision support using the existing service, namely grid service instantiation process. The grid is used to specify and construct an urban traffic decisionsupport system, and various decision resources are encapsulated to form a grid service and distributed in each independent grid calculation node to perform the multi-node synergy dispatch. The systemhas high resource sharing, high throughput calculation and high team work.
Owner:HUAZHONG UNIV OF SCI & TECH

Linear magnetic drive device, screen printing system where it is located, and method of use

ActiveCN105459580BHigh precisionOvercome the defect of imprecise transmissionScreen printersOther printing apparatusScreen printingTextile printer
The invention discloses a linear type magnetic transmission device. The linear type magnetic transmission device comprises a plurality of printing platens and slide plates which are arranged above and below linear table boards, wherein the tops of the slide plates are provided with electromagnetic coils which are in one-to-one correspondence with permanent magnets connected to the bottoms of the printing platens; linear guide rails connected to the bottom surfaces of the slide plates are in sliding fit with guide rail bases arranged in supporting bases; the supporting bases are connected to the linear table boards; and two linear table boards and two arc-shaped table boards form an oval table board. In use, the slide plates drive the printing platens to roll and to move forwards on the linear table boards by virtue of attractive force between the electromagnetic coils and the permanent magnets; a distance every time the printing platens move is equal to a distance between adjacent two electromagnetic coils; and a turning type magnetic force transmission device on the arc-shaped table boards realizes turning of the printing platens on the arc-shaped table boards by virtue of mutual cooperation of a Z-shaped sub frame, a gear transmission mechanism and an L-shaped sub frame. The linear type magnetic transmission device is relatively high in precision, is relatively strong in cooperation, is relatively small in noise, is relatively low in operation difficulty, is relatively strong in controllability and is relatively high in working efficiency.
Owner:武汉定达慧科技有限公司

Polaroid pasting production line for pasting polaroid on glass workpiece

The invention discloses a polaroid pasting production line for pasting polaroid on a glass workpiece. The production line comprises a rack, a box body is fixed on the rack, a feeding mechanism, a material distributing mechanism and polaroid pasting equipment are arranged in the box body, the feeding mechanism comprises a plurality of parallel inserting plate frames, a feeding mechanical arm and afeeding conveying belt, a plurality of fins are formed at the two sides of each inserting plate frame respectively, a polaroid inserting opening is formed between every two adjacent fins, the glass workpiece is vertically inserted into the polaroid inserting openings in every two adjacent inserting plate frames, a rotating arm is arranged at the driving end of the feeding mechanical arm, and a feeding supporting rod is fixed to a rotating shaft of the rotating arm. A feeding suction nozzle is arranged at the side portion of the feeding supporting rod. The material distributing mechanism is used for picking up the glass workpiece on the feeding conveying belt and conveying the glass workpiece to the polaroid pasting equipment; and the polaroid pasting equipment is used for pasting the polaroid to the glass workpiece. Accurate material taking of the feeding part can be guaranteed through the production line, and then the production efficiency is improved.
Owner:SHENZHEN QUANZHOU AUTOMATION EQUIP TECH CO LTD

Single crank unit of light crankshaft of internal combustion engine

The invention discloses a single crank unit of a light crankshaft of an internal combustion engine. The single crank unit comprises a main shaft neck, a connecting rod neck and a crankshaft block; the upper and lower two ends of the joined place of the crankshaft block with the main shaft neck are respectively a crank arm and a balance block; through holes 1, 2, 3 and 4 for communicating in sequence are formed in the main shaft neck, the crankshaft block, the crank arm and the connecting rod neck; a main shaft neck oil way, a crank arm oil way and a connecting rod neck oil way formed in the main shaft neck, the crank arm and the connecting rod neck communicate through two internal oil pipes arranged in the four through holes; the internal oil pipe comprises an oil pipe body, a wedged joint and a spring; and a mounting groove is formed in the periphery of the wedged joint for embedding and matching with a sealing ring. The single crank unit is higher in lightweight degree and overall cooperativeness, better in lubrication effect, liable to operate and higher in stability.
Owner:DONGFENG COMML VEHICLE CO LTD

Three-high reducing health care product and method for preparing the same

The invention discloses a three-high reducing health care product and a method for preparing the same. The three-high reducing health care product comprises, by weight parts, 30-50 parts of maca, 10-30 parts of radix puerariae, 10-20 parts of saffron and 10-30 parts of glycyrrhiza uralensis. Biological health care active molecules are extracted through a modern Chinese medicine technology, and edible excipients are added to the extracted biological health care active molecules to prepare tablets, granules, hard capsules or oral liquid. The maca, the radix puerariae, the saffron and the glycyrrhiza uralensis improve the bio-utilization degree of the biological health care active molecules by means of a bionanotechnology and are prepared into a health care food for women; the three-high reducing health care product is safe to eat, effective, non-toxic and harmless. The three-high reducing health care product has collaborative effects of improving a sexual function and fertility, adjusting endocrine, reducing related diseases of osteoporosis and the like caused by ovarian function degradation and improving human immunity functions.
Owner:JIANGSU HUIBO BIOTECH

A walking robot with functions of anchor, support and protection

The invention discloses a walking robot with the functions of anchoring, supporting and protecting, which comprises three parts: a walking system, a net laying system and an anchoring system. The walking system is installed under the net-laying system to provide support for the whole machine equipment and facilitate the movement of the whole machine in the roadway; the net-laying system is installed on the outer sides of the front and rear racks of the walking system for The whole machine equipment provides support, net storage and net laying functions; the anchoring system is respectively installed on the front and rear racks of the walking system through pin connection and bolt connection, and provides anchoring functions for the whole machine equipment. Further, the present invention is small in size and compact in structure, and has the functions of net storage and laying and multi-bolt cooperative operation, and the equipment support system adopts a multi-stage composite structure to ensure that the whole machine travels and the operation process is stable; a hydraulic rotary mechanism is used as a The turning drive parts of the whole machine make the turning of the equipment more flexible and the maneuverability better.
Owner:ANHUI UNIV OF SCI & TECH

Chemical fiber filament twisting and winding integrated device and using method

The invention discloses a chemical fiber filament twisting and winding integrated device. The device comprises a rotor, a twisting frame, a filament guide rod and a filament cylinder, wherein the twisting frame comprises a driving rod, a filament outlet rod, an auxiliary rod and a frame inner cavity defined by the driving rod, the filament outlet rod and the auxiliary rod; one end of the filament cylinder is arranged in the frame inner cavity, and the other end of the filament cylinder penetrates through a cavity opening of the frame inner cavity and then extends out of the frame inner cavity; the outer side face of the middle of the driving rod is connected with the inner end of the rotor; the outer end of the rotor extends outwards; the outer end of the filament outlet rod is hinged to the top end of the filament guide rod; the bottom end of the filament guide rod is obliquely lapped on the side wall of the filament cylinder; a through near-cylinder filament guide hole is formed in the bottom end of the filament guide rod; and a filament guide inlet, a filament guide inner cavity and a filament guide outlet which are communicated in sequence are formed in the rotor. According to the design, the integration of twisting and winding can be realized, the production continuity can be ensured, and the occupied space is relatively small.
Owner:WUHAN TEXTILE UNIV

Security management system and management method for specific crowd gathering based on block chain

The invention belongs to the technical field of block chains, and relates to a security management system and a security management method for specific crowd aggregation based on a block chain, which integrate frontier technologies in multiple fields such as block chains, Internet of Things, big data, artificial intelligence and the like, have significant application values in multiple aspects such as equipment expansibility, high efficiency, collaboration, detrust and the like, and are suitable for popularization and application. Safety management of specific crowds such as doctors, policemen and fire fighters is promoted to develop to a more intelligent, diversified and popularized new form, a safety management application platform is constructed by using a block chain technology, various devices, gateways, capability systems, applications, services and the like related to safety management can be effectively connected and fused in a decentralized manner, and mutual cooperation is promoted; according to the invention, the system employs a distributed system to monitor the track, operation and on-site conditions of a worker in real time, and effectively improves the management efficiency of safety management.
Owner:HANGZHOU VASTCHAIN TECH CO LTD

A patch equipment and process for attaching polarizers to glass workpieces

The invention discloses a patch equipment and a process for attaching polarizers to glass workpieces. The glass workpiece is picked up by a pick-and-unload mechanism and placed on a left patch platform mechanism. During the transfer process, the left cleaning mechanism is used to clean the glass workpiece. The surface is cleaned, and then the glass workpiece is transferred to the left sticking head mechanism. The left sticking head mechanism picks up the polarizer conveyed by the polarizer feeding mechanism and pastes it on the first surface of the glass workpiece, and then uses the pick-and-unload mechanism from the left patch platform. The mechanism picks up the glass workpiece and places it on the flipping platform mechanism to turn it over, and then cleans the surface of the glass workpiece through the right cleaning mechanism, and then uses the right head mechanism to pick up the polarizer conveyed by the polarizer feeding mechanism and paste it on the glass workpiece. Finally, the glass workpiece with polarizers pasted on both sides is conveyed outward by the blanking manipulator and the discharging conveying mechanism. The invention has high integration, is convenient for overall control, and has strong cooperation among various institutions.
Owner:SHENZHEN QUANZHOU AUTOMATION EQUIP TECH CO LTD

A kind of printing device and using method of circular die

The invention discloses a printing device of a circular bending die. The printing device comprises a roller, a printing table board and inner and outer sets of transmission mechanisms, wherein the outer transmission mechanism, namely an outer drive wheel, an outer synchronous belt, an outer synchronous wheel, is responsible for introducing outer energy resources and driving the roller to rotate; the inner transmission mechanism, namely an inner drive wheel, an inner synchronous belt and an inner synchronous wheel, is responsible for driving the printing table board to horizontally move below the roller by virtue of a transmission shaft, a gear, a rack, a fixed plate and a transition part; the transition part comprises two wedge block sets perpendicularly connected to the printing table board and the fixed plate; each wedge block set comprises an upper wedge block and a lower wedge block which are right-trapezoid-shaped structures; and the upper wedge block and the lower edge block relatively slide, so that the height of the printing table board can be regulated. The printing device is relatively high in energy resource utilization rate, is relatively good in working efficiency, is relatively strong in adjustability and is relatively wide in scope of application.
Owner:WUHAN TEXTILE UNIV

Reinforced concrete hollow floor

The invention discloses a reinforced concrete hollow floor slab and a construction method. The hollow floor slab comprises cast-in-situ dense ribs (1), a prefabricated side wall (2), a prefabricated bottom plate (3) and a cast-in-situ top plate (4). The top of the prefabricated bottom plate (3) is provided with a groove (16), and the inside of the groove (16) is filled with a light material (17). The construction method of the reinforced concrete hollow floor slab comprises the following steps of: erecting a template (11), binding ribbed reinforcing steel bars (12) and placing the prefabricated side wall (2); placing the prefabricated bottom plate (3) on a placement component (9), pouring concrete, disassembling the placement component (9) after the concrete reaches a certain strength and placing the prefabricated bottom plate (3) on a bottom projection (7) of the prefabricated side wall (2); and brushing mortar (15) below the prefabricated bottom plate (3) so as to form the whole hollow floor slab. The cast-in-situ concrete and the prefabricated parts of the hollow floor slab are combined to form a structural system which is stressed together, and the stress property and the integrity of the hollow floor slab are better. The inside of the prefabricated bottom plate is filled with the light material, and the floor slab has light weight, low manufacturing cost, good properties of heat preservation and heat insulation and convenient construction.
Owner:吴充

Printing device of circular bending die and using method for printing device

The invention discloses a printing device of a circular bending die. The printing device comprises a roller, a printing table board and inner and outer sets of transmission mechanisms, wherein the outer transmission mechanism, namely an outer drive wheel, an outer synchronous belt, an outer synchronous wheel, is responsible for introducing outer energy resources and driving the roller to rotate; the inner transmission mechanism, namely an inner drive wheel, an inner synchronous belt and an inner synchronous wheel, is responsible for driving the printing table board to horizontally move below the roller by virtue of a transmission shaft, a gear, a rack, a fixed plate and a transition part; the transition part comprises two wedge block sets perpendicularly connected to the printing table board and the fixed plate; each wedge block set comprises an upper wedge block and a lower wedge block which are right-trapezoid-shaped structures; and the upper wedge block and the lower edge block relatively slide, so that the height of the printing table board can be regulated. The printing device is relatively high in energy resource utilization rate, is relatively good in working efficiency, is relatively strong in adjustability and is relatively wide in scope of application.
Owner:WUHAN TEXTILE UNIV

Method for preventing collaboration type junk mail

A cooperative spam prevention method mainly solves the existing e-mail security problem of Internet, relating to relevant technologies such as honeypot principle, spam filtering, and the like. The method applies distributed network structure, and comprises an e-mail server and a directory server. In the system structure, the e-mail server is the main body for filtering spam, and collects spam samples simultaneously. To improve the timeliness of sample collection, the characteristics of the collected samples are extracted and initial judgment (first level judgment) is carried out, and then 'possible spam' characteristics submitted to the directory server. The directory server carries out second filtering (second level judgment) to the received 'possible spam' characteristics, generates a spam filtering rule and stores the rule into a rule base, and then releases the updated rule to the local rule base of each e-mail server through a unified interface, thus realizing the sharing and updating of the filtering rules and achieving the purpose of cooperative spam prevention.
Owner:SOUTHEAST UNIV

Mechanical tool for welding outer wall of spiral aluminum tube

ActiveCN102785007BWith three-dimensional walking functionCompact structureArc welding apparatusLeft directionBall screw
The invention relates to a mechanical tool for welding the outer wall of a spiral aluminum tube. The mechanical tool is characterized by comprising an X-axis travelling mechanism, a Y-axis travelling mechanism and a Z-axis travelling mechanism. The X-axis travelling mechanism comprises a motor mounted on a portal frame, a power output end of the X-axis motor is connected with an X-axis ball screw, and an X-axis feed screw nut of the X-axis ball screw is connected with a travelling body. The Z-axis travelling mechanism comprises a Z-axis motor mounted on the travelling body, a power output end of the Z-axis motor is connected with a Z-axis ball screw, and an elevator is mounted on a Z-axis feed screw nut of the Z-axis ball screw. The Y-axis travelling mechanism comprises a sliding seat connection plate and a sliding seat which are mounted on the side of the elevator, the sliding seat connection plate and the sliding seat can relatively slide, a Y-axis motor is mounted on the sliding seat, a power output end of the Y-axis motor is connected with a Y-axis ball screw, and a Y-axis feed screw nut of the Y-axis ball screw is connected with the elevator. The mechanical tool for welding the outer wall of the spiral aluminum tube has the three-dimensional travelling function and is capable of realizing travelling of a welding gun in up-down, front-back, and right-left directions.
Owner:JIANGSU DADE HEAVY IND

Liquid level control variable resistance type omnibearing telescopic device for monitoring deformation of deep soil body

The invention discloses a liquid level control variable resistance type omnibearing telescopic device for monitoring deformation of a deep soil body. A steel shell is in threaded connection with a threaded opening; the center rod piece is in threaded connection with the threaded opening, and the fixing bolt is in threaded connection with the upper end of the center rod piece; the transmission antenna is fixedly connected with the fixing bolt; the laser lens is fixedly connected with the transmission antenna; the lower end of the center rod piece is fixedly connected with the limiting baffle; the rotating shaft is fixedly connected with the limiting baffle; the piston is fixedly connected with the rotating shaft; the hydraulic bottom bracket is fixedly connected with the anchoring device; the anchoring horizontal pile is fixedly connected with the piston; the inclination angle sensor is fixedly connected with the horizontal displacement monitoring device; the positive electrode is fixedly connected with the inclination angle sensor; the negative electrode is fixedly connected with the inclination angle sensor; the conductive liquid is placed in the inclination angle sensor; the drill bit is fixedly connected with the horizontal displacement monitoring device. The device is applied to foundation pit engineering monitoring close to a river channel, has an intelligent early warning function and can guarantee the safety of foundation pit engineering construction.
Owner:SHANGHAI TUNNEL ENG CO LTD +1
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