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49results about How to "Reduce the number of staff" patented technology

High-temperature acceleratingly-hardened emulsion explosive and preparation method for same

ActiveCN102633580AIncrease the hardness of the outer phaseMolecular chain lengthNon-explosive/non-thermic compositionsEmulsion explosiveHardness
The invention relates to a high-temperature acceleratingly-hardened emulsion explosive, which comprises water-phase materials, oil-phase materials, emulsifier, sensitizer and hardening accelerator, wherein the water-phase materials include wax and / or fatty acid; the sensitizer includes physical sensitizer and chemical sensitizer simultaneously; and the hardening accelerator is selected from silicate and / or alkaline matter. The temperature of the emulsion explosive is higher than 35 DEG C, and the emulsion explosive has a certain hardness and is non-sticky, thereby being applicable to open-air filling operation in hot summer, and being high in explosion performance.
Owner:ANHUI JIANGNAN CHEM IND CO LTD

Automatic operation and maintenance early-warning method and system

The invention provides an automatic operation and maintenance early-warning method. The method comprises the following steps: acquiring and storing operation and maintenance management data in an operation and maintenance management network, and extracting the acquired operation and maintenance management data; preprocessing the acquired operation and maintenance management data, including cleaning, associating and classifying; processing the preprocessed operation and maintenance management data, including desensitization protection, staged processing and sealed storage; performing early warning analysis on the preprocessed operation and maintenance management data and the processed operation and maintenance management data; outputting and displaying an early warning analysis result according to a preset form. The invention further provides an automatic operation and maintenance early-warning system. By adopting the method and the system, the degree of dependency on core personnel can be lowered, the work stress of management personnel is lowered, the working efficiency of an operation and maintenance manager is increased, and problems occurring in a computer or a network can be prejudged in advance to make an early warning.
Owner:GUOXIN YOUE DATA CO LTD

Supercritical water processing control system and control method thereof

The invention relates to a supercritical water processing control system and a control method thereof. The supercritical water processing control system provided by the invention comprises a control unit, an analog signal acquisition unit, a digital signal acquisition unit and a field execution device, wherein the control unit is the control core of the system; the input end of the control unit is accessed to the field signals of the analog signal acquisition unit and the digital signal acquisition unit; the output end of the control unit is connected with the field execution device; the control unit is singly operated and automatically switched through the form configuration of redundancy pairs; and the control unit is in communication connection with an upper machine through Ethernet. The method provided by the invention comprises the starting course and stopping course of the supercritical water processing control system, the overvoltage protection course at the top of a reactor and the over-temperature protection course of the bearing wall of a mixer, the top cover of the reactor and a bearing barrel body. In the invention, the automation control degree is enhanced; the manual labor intensity and the number of personnel are greatly reduced; the operating cost is further lowered; and a digital signal processing technique is applied in software, thus the supercritical water processing control system has the advantages of excellent disturbance resistance and zero stability.
Owner:DALIAN ZHONGDING CHEM

Grass mesh mat sandstorm prevention method

InactiveCN104396477AKeep it cheapAvoid interferenceGeotextilesForestryFiberArid
The invention relates to a grass mesh mat sandstorm prevention method. According to the method, various fibrous natural biomass materials such as wheat straw, rice straw, hemp, rattan or delicate rough branches are braided into grass mesh mats with a grid size of 10.0-15.0cm; the plurality of grass mesh mats are sequentially flatly laid on the surface of a desertified land to be treated; the grass mesh mats are linked until the entire surface of the desertified land to be treated is covered; and the grass mesh mats are fixed one by one with fixing piles. The method has a low cost. With the method, the construction manner of a desertification control project is thoroughly changed, and project efficiency is improved. The method is suitable for the treatment of desertified lands in both northern arid and semi-arid and alpine regions and southern and coastal humid and semi-humid regions. With the method, a sandstorm prevention effect can be achieved fast; natural plant colonization and reproduction within the mesh mat coverage area can be promoted; and the desertified land ecological restoration process can be accelerated.
Owner:LANZHOU UNIVERSITY OF TECHNOLOGY

Semi-closed type extrusion forging process with supporting shaft knuckle

InactiveCN103706746AReduce the number of equipment used and the number of personnelReduce equipment usage costs and human resource costsForging/hammering/pressing machinesKnuckleLateral extension
The invention discloses a semi-closed type extrusion forging process with a supporting shaft knuckle. The semi-closed type extrusion forging process includes the steps of firstly, manufacturing a semi-closed type extrusion blank manufacturing die, wherein the semi-closed type extrusion blank manufacturing die comprises an upper die body (1), a lower die body (2), an upper punch pin (3) and a material ejecting rod (4), the upper die body and the lower die body are attached together to form a cavity (5) which is matched with the supporting shaft knuckle in the aspect of outline, the cavity comprises a supporting shaft cavity body (51) and branch cavity bodies (52), the branch cavity bodies (52) have different lateral extension lengths at the upper portion of the supporting shaft cavity body and are independent of one another, the supporting shaft cavity body is located in the lower die body, the thicknesses of the portions, on the upper side and the lower side of the attaching face, of each branch cavity body are the same, the branch cavity body with the largest outward extension length is of an open type structure, and the rest of the branch cavity bodies are of a closed type structure; secondly, conducting heating; thirdly, manufacturing a blank through extrusion in a semi-closed mode; fourthly, conducting finish forging and forming; fifthly, cutting edges. The semi-closed type extrusion forging process has the advantages of being less in process steps, good in blank mechanical performance, high in material utilization rate, capable of lowering the number of devices and tonnage of a finish forging device, low in manufacturing cost and the like.
Owner:CHONGQING YINGGUO MACHINERY MFG

Overhead ground wire lifter

The invention relates to an overhead ground wire lifter which comprises a hoop, a transverse beam, suspension points and a fixed pulley. The transverse beam is arranged on the hoop, the suspension points are arranged on the transverse beam, the fixed pulley can be suspended on the suspension points, the rear end of the transverse beam is movably connected with the hoop, the middle of the transverse beam is lapped on the hoop, the front of the transverse beam extends out of the hoop, the suspension points are arranged on an extending portion of the transverse beam, one of the suspension points is connected with the fixed pulley, and a safety rope is wound on the fixed pulley. The overhead ground wire lifter has the advantages that the overhead ground wire lifter is simple in structure, can stably sleeve the top of an electric pole, is provided with the anti-drop safety rope and can be prevented from falling to injure ground personnel by means of crashing; the safety rope also can be used for lifting to-be-erected ground wires; overhead operation can be carried out on the ground wires at optional altitudes in service procedures; the overhead ground wire lifter is easy and convenient to operate, the quantity of overhead operation personnel can be effectively reduced, sufficient operation spaces can be reserved for the operation personnel, and accordingly a safety coefficient of overhead operation can be increased.
Owner:STATE GRID CORP OF CHINA +1

Smart vehicle control system for city crossings

An intelligent management and control system for vehicles at city intersections, the intelligent management and control system includes a control system and an execution device; the control system includes a controller and a motor, the controller is connected to the motor through wires, and a screw rod is vertically installed on the motor shaft; the execution device includes Lifting rod and fence, one end of the lifting rod is connected with the screw rod through a differential, and a fence is installed on the lifting rod. The sound sensor of the control system is installed outside the control cabinet and connected to the controller through the signal line; the pressure sensor is installed on the fence and connected to the controller through the signal line; the obstacle detection sensor is connected to the controller through the signal line and installed in the control cabinet A backup DC power supply and an alarm are also installed inside, and the alarm is connected to the controller through wires. The intelligent management and control system can automatically control the safe passage of vehicles at urban intersections, effectively avoiding traffic accidents; it can not only maintain normal traffic order, but also ensure that emergency vehicles pass through the intersection quickly when an emergency occurs.
Owner:骆凯

Automatic anode pipe winding machine and application method thereof

The invention provides an automatic anode pipe winding machine and an application method thereof. The automatic anode pipe winding machine is controlled by a PLC program and used for conducting automatic liquid resin spraying and automatic carbon felt, chopped strand mat, fiber cloth and gridding cloth winding on a pole pipe product around which a polyester film is wound, automatically compacting all layers of wound objects on a hexagon pole pipe die, and eliminating bubbles generated among the layers of the wound objects due to intermingling of the liquid resin. According to the automatic anode pipe winding machine and the application method thereof, the problems of time and labor wasting in liquid resin spraying, winding of layers of cloth and felt and removing interlayer bubbles during anode pipe manufacturing are solved, the anode pipe manufacturing efficiency is improved, the number of workers for manufacturing the anode pipe is reduced, harm to operators from toxic and harmful gas and pollution to the operators and the work environment from liquid resin during anode pipe manufacturing are reduced.
Owner:XIANGYANG JIUDING HAOTIAN ENVIRONMENTAL PROTECTION EQUIP

Flexible production process of door cover

The invention discloses a flexible production process of a door cover, and the process comprises the following steps: arranging four-face rotary tables on two sides of a welding device in a flexible production unit; assembling a welding fixture on each rotary table; assembling a right door while welding a left door assembly; and then assembling a left door while welding a right door assembly. By adopting the process, eight types of door covers can share one welding device, thereby reducing the investment cost; ten operators can realize the production of the eight types of the door covers, thereby reducing the number of the operators; and the utilization rate of the device is improved to the maximum extent.
Owner:CHERY AUTOMOBILE CO LTD

Automatic dispensing method and system

InactiveCN111498356AIncrease automation and security risk management and controlReduce the number of staffStorage devicesManufacturing computing systemsPrescription listSoftware engineering
The invention discloses an automatic dispensing method. The automatic dispensing method comprises the following steps that 1, binding characteristic information of a medicine with a temporary storagegroove of a temporary storage cabinet is carried out; 2, a standard drug code on a medicine packaging box is exposed; 3, the medicine is selected and conveyed through a conveying belt, a scanning recognition device obtains the standard drug code of the medicine packaging box, the temporary storage groove of the medicine is inquired through the standard drug code of the medicine; 4, a medicine taking machine obtains the basic information of a current patient, queries the prescription list of the patient, settling the prescription list on the medicine taking machine is carried out, the prescription list is pushed to a control system of an automatic dispensing device after settlement is completed; 5, the control system obtains the current prescription list according to a first-in first-out (FIFO) queue scheduling algorithm, the dispensing device obtains the corresponding medicines from the temporary storage groove one by one according to the medicine list of the prescription list and sends the medicines to a cavity of the medicine taking machine for storage; and 6, automatically checking and confirming the prescription list of the current patient and the medicine list in the cavity ofthe medicine taking machine by the medicine taking machine are carried out. The invention further discloses a system for implementing the medicine dispensing method.
Owner:浙江大学医学院附属第四医院

Method and equipment for assembling backlight module

The invention discloses a method and equipment for assembling a backlight module. The method includes stacking a reflector, a light guide plate and an optical diaphragm to form an integral assembly, and fixing the integral assembly; and respectively fixing at least two main connectors to the periphery of the integral assembly so that the reflector, the light guide plate and the optical diaphragm are respectively fixed to corresponding positions of a back plate. The main connectors are fixedly connected with one another end to end to form the back plate. The method for assembling the backlight module is suitable to be implemented by the automatic equipment, and the backlight module is assembled by the automatic equipment, so that assembly efficiency of the backlight module is improved beneficially, the quantity of personnel for assembling the backlight module is reduced, and labor cost is lowered.
Owner:TCL CHINA STAR OPTOELECTRONICS TECH CO LTD

School safety after-school management system

The invention provides a school safety after-school management system which comprises a parent intelligent terminal, a teacher intelligent terminal, a cloud server and a management system; school leaving information can be published and displayed only through a mobile phone or a tablet personal computer without purchasing any other electronic devices, a registration program does not need to be downloaded, installed and registered, and all terminals logging in the system display school leaving information on the same screen; a teacher logs in the system and inputs a password to enter a teacher mode, class icons can be manually clicked to publish school release information, and code scanning machine icons can also be clicked to scan codes to recognize two-dimensional codes on class boards to automatically publish the school leaving information; according to the invention, parents can log in the management system at any time through the smart phone, so that the parents can know the accurate school leaving time of a child class, and the parents only need to arrive at a school gate at the corresponding school leaving time to pick up children without waiting too early, so that the number of personnel at the school gate can be reduced, congestion and disorder are avoided, and safety management of school after school is facilitated.
Owner:叶明杰

Selecting device and method

The embodiment of the invention discloses a selecting device and method. According to a specific execution mode of the selecting device, the selecting device comprises an automatic navigation forkliftused for conveying goods, a terminal-collecting machine which is arranged at the front end of the automatic navigation forklift and comprises at least two vacuum suction cups for adsorbing the goods,a vacuum generation device used for vacuumizing the at least two vacuum suction cups to adsorb the goods and a winch arranged at the upper end of the automatic navigation forklift, connected with theterminal-collecting machine and used for adjusting the position of the terminal-collecting machine, wherein the front end is the end, provided with fork teeth, of the automatic navigation forklift. According to the selecting device, selecting of the large goods can be achieved, the labor intensity of a worker is relieved, and the cost is reduced.
Owner:BEIJING JINGDONG QIANSHITECHNOLOGY CO LTD

Anomaly alarm system and method based on personnel tracking and positioning

The invention relates to an anomaly alarm system based on personnel tracking. The system comprises a server, a positioning base station and a plurality of signal transmitters, the positioning base station is in communication connection with the server; the plurality of signal emitters are respectively arranged at the employee end and used for positioning the position of an employee; the pluralityof signal emitters and the at least one positioning base station carry out carrier-free communication through a UWB technology and are used for positioning positions of employees, and the server is configured to monitor equipment working conditions of a working area and contact the employees carrying the specified signal emitters through the positioning base station. According to the method basedon the system, the abnormal equipment can be quickly positioned through the server; meanwhile, a communication positioning network formed by the positioning base stations and the signal transmitters is combined to position and deploy personnel, the personnel capable of processing the problem most quickly are arranged to go to solve the problem, the personnel closest to the abnormal equipment is found to go to when the abnormality occurs through personnel positioning and tracking, the response is quicker compared with the previous scheme, and the loss can be better reduced.
Owner:上海数依数据科技有限公司

Method and device for sorting tobacco leaves through air blowing

The invention discloses a method and device for sorting tobacco leaves through air blowing. A plurality of air blowing pipes are arranged above the conveying belt, the tobacco leaves on the conveying belt are blown into tobacco leaf collecting boxes on the two sides of the conveying belt through air blown out from the air blowing pipes, automatic tobacco leaf grading sorting is achieved, and the sorting efficiency of the tobacco leaves is accordingly improved. By means of the mode, the labor intensity of workers is obviously reduced, and the number of the workers for the working procedure is decreased; in addition, the adopted device is simple in structure, low in cost and ideal in using effect.
Owner:GUIZHOU UNIV +1

Novel vehicle-mounted equipment field operation repair device

The invention discloses a novel vehicle-mounted equipment field operation repair device which can be installed on a vehicle chassis and comprises a hydraulic telescopic maintenance tent, a camouflagenet storage mechanism, a maintenance equipment tool and spare part storage cabinet and a maintainer camping facility. The space layout of equipment loading is optimized; a hydraulic telescopic maintenance tent, a camouflage net storage function, a common spare part storage function, a maintenance equipment tool use function and a maintainer camping function are ingeniously integrated; one equipment rush-repair vehicle has the maintenance function of 2-3 vehicles in the past; under the field operation condition, all elements of field operation repair can be opened or closed by means of the emergency repair vehicle within about 10-15 minutes; the field operation repair tent is simple to operate, stable in structure, convenient and practical, can solve the problems of long field operation repair time, obvious field operation repair tent weather exposure, easiness in damage, inconvenience in disguise of elements and rapid maneuvering transfer in a traditional maintenance guarantee marshalling mode, and can achieve the purpose of rapid equipment maintenance guarantee of troops under field operation conditions.
Owner:中国人民解放军96824部队

Visual construction whole-course safety management system based on BIM

The invention relates to the technical field of engineering construction safety management, and discloses a visual construction whole-course safety management system based on the BIM. The system comprises assembly type BIM modeling software installed on a cloud server and an assembly type BIM modeling software user side installed on a local server, and further comprises data acquisition equipmentinstalled on a construction component or / and data acquisition equipment installed on a safety helmet of a constructor. A BIM-based whole-course dynamic construction model is established on a softwareuser side and is uploaded to a cloud server; on a software user side, safety inspection is carried out on a construction site and a construction component by synchronously controlling data acquisitionequipment, and the data acquisition equipment acquires data such as videos and pictures of the construction site and links the acquired construction data with a BIM-based whole-course dynamic construction model in real time. According to the invention, the technical effect of intelligently managing construction projects is achieved, and the technical effect of unmanned management of constructioncomponents is achieved.
Owner:南京同筑盛世信息科技有限公司

Intelligent poultry grabbing equipment for livestock and poultry farms and grabbing method using the equipment

The invention discloses intelligent poultry grabbing equipment for livestock and poultry farms and a grabbing method using the equipment, the equipment and the method relate to the field of breeding equipment. The equipment is characterized in that a walking motor which is mounted and fixed on a walking vehicle, an instruction sent by a controller controls the forward and reverse rotation of the motor, and distance measurement and positioning are carried out through the walking motor, a lifting motor and a servo motor to control a grabbing arm to take poultry at a fixed position off a breedingrack. The equipment has the advantages of simple and convenient operation, accuracy, high efficiency, safety and intelligence, no harm to poultry, reduction of labor intensity of poultry grabbing operators, and suitability for comprehensive popularization and use in large and small livestock farms.
Owner:山东宏发科工贸有限公司

Incision traction device for orthopedic surgery

The invention belongs to the technical field of medical auxiliary appliances, and discloses an incision traction device for orthopedic surgery, the incision traction device comprises a mounting rack, a clamping assembly, a traction assembly and a sliding assembly, the clamping assembly comprises a clamping part and a rotating part, the clamping part is used for mounting the mounting rack on a surgical sickbed, the rotating part is used for achieving rotation of the clamping part, the traction assembly comprises a traction part, an up-down lifting part and a front-back moving part, and the traction part is used for traction of a surgical incision. The incision traction device is convenient to use, stable and flexible in traction and capable of replacing a traditional mode of manually using surgical forceps for traction, can effectively reduce the number of personnel beside an operation bed, can increase the activity range of attending doctors and can reduce the operation difficulty, and the traction device is stable in position and not prone to displacement after traction, can effectively avoid the situation that shaking caused by manual traction easily causes secondary injury to an operation incision, and is worthy of popularization.
Owner:郝申申

Selection and layout method for base station construction

The invention discloses a selection and layout method for base station construction. The method comprises the following steps of S1, selection, wherein a section with gentle terrain is searched, a safe distance between the section and a surrounding building is reserved, the distance between adjacent base stations is determined, and it is ensured that the coverage area between the base stations isreasonable; S2, mounting, wherein a bottom plate is moved to a construction position by holding a rack, a grounding block is enabled to be in contact with the ground, and the bottom plate is stabilized at an original position by utilizing a hydraulic push rod in a leveling fixing mechanism; S3, pit digging, wherein the ground is dug out of ground pile pits through a drill bit in a pit digging andsoil taking mechanism, and soil generated by pit digging is discharged into a collecting cavity through a soil discharging channel; and S4, carrying, wherein a conveying belt in an automatic carryingmechanism can convey ground piles to a placement arc-shaped plate, and the ground piles are pushed into the ground pile pits through a positioning sleeve. A pile sinking hammerhead moves up and down repeatedly, the ground piles placed into the ground pile pits are hit into the ground, and the situation that the base station construction is unqualified due to the fact that subsequent base stationscannot be fixed due to instability of the ground piles is avoided.
Owner:山西信息规划设计院有限公司

Method and device for sorting tobacco leaves through hairbrush rollers

The invention discloses a method and device for sorting tobacco leaves through hairbrush rollers. According to the method and device, the multiple hairbrush rollers are arranged above the conveyer belt, a motor drives the hairbrush rollers to conduct forward rotation or backward rotation, the tobacco leaves on the conveyer belt are conveyed to tobacco leaf collecting boxes on the two sides of the conveyer belt through rotation of the rollers in a brushed mode, automatic tobacco leaf grading sorting is achieved, and the sorting efficiency of the tobacco leaves is accordingly improved. By means of the mode, the labor intensity of workers is obviously reduced, and the number of the workers for the working procedure is decreased; in addition, the adopted device is simple in structure, low in cost and ideal in using effect.
Owner:GUIZHOU UNIV +1

Artificial intelligence customer service system

The invention relates to an artificial intelligence customer service system. The system comprises a voice acquisition module, a preprocessing module, a voice recognition module, a customer demand analysis module and an emotion analysis module. The voice acquisition module acquires an initial voice signal of a client, the preprocessing module preprocesses the initial voice signal so that a target speech signal is obtained, the voice recognition module performs voice recognition on the target voice signal to obtain text data, the customer demand analysis module processes the text data and determines and outputs a customer demand voice signal corresponding to the target customer demand item introduction, and the emotion analysis module processes the target voice signal to obtain the emotion of the customer. The artificial intelligence customer service system performs intelligent reply according to the voice signal spoken by the customer, outputs the required related content to the customer, and does not need to specially configure customer service personnel to perform one-to-one service on the customer, thereby reducing the number of the customer service personnel, and further reducing the labor investment cost.
Owner:夏学兰

Assembling method of rubber blanket on storage battery pole

The invention relates to an assembling method of a rubber blanket on a storage battery pole, and solves the problems of long storage battery production cycle and high production cost caused by an unreasonable storage battery gluing and curing process in the prior art. According to the assembling method of the rubber blanket on the storage battery pole provided by the invention, after the rubber blanket sleeves a pole lug, gluing and curing of a storage battery are completed through detection, dust collection, adhesion, cover closing, first heating, wire welding, color gluing, second heating and airtight detection, the gas tightness of the storage battery is guaranteed, and compared with the prior art, the gluing and curing efficiency is greatly improved due to the technology, so that the production efficiency of the storage battery is improved; moreover, the first heating process is reduced as compared with the prior art, the resources are saved, the quantity of workers can also be reduced in actual production process, and then the production cost of the storage battery is reduced.
Owner:ZHEJIANG CHANGXING KISUN POWER SUPPLY

Crawling conveying type manipulator for flexible printed circuit board detection

The invention relates to the technical field of printed circuit board testing equipment, and discloses a crawling conveying type manipulator for flexible printed circuit board detection. The crawlingconveying type manipulator for the flexible printed circuit board detection comprises two bottom plates, wherein vertical plates are fixedly connected to the left sides and the right sides of the topparts of the bottom plates; and lifting seats are fixedly connected to the top parts of the bottom plates and are positioned at the right side of the left vertical plate and the left side of the rightvertical plate. According to the crawling conveying type manipulator for the flexible printed circuit board detection, after a circuit board is detected on a testing station, the circuit board is clamped and tensioned through a tensioning assembly; a clamping pulling mechanism and the circuit board are driven to upwards move through a cylinder and then forwards move by a stroke through a motor and a screw; the clamping pulling mechanism downwards moves to place the circuit board on the testing station; the tensioning assembly is released; the clamping pulling mechanism backwards moves by a stroke; and the test is started; the abovementioned processes are repeated; with the adoption of the structure, the manual grabbing and delivering process is replaced, so that the testing efficiency isextremely improved, and meanwhile, the quantity of workers is decreased.
Owner:安徽行者智能科技股份有限公司

Magnetism-guided AGV for automatically feeding warp beams

The invention discloses a magnetism-guided AGV for automatically feeding warp beams. The vehicle comprises a structure bearing framework, a material taking and conveying structure, a secondary positioning structure part, a control part and a safety part; travelling parts are arranged on the front side and the rear side of the bottom of the structure bearing framework, and driven universal wheels are arranged on the left side and the right side of each travelling part; the material taking and conveying structure comprises a servo speed multiplying structure, and the servo speed multiplying structure is arranged on the rear side of a battery box; the secondary positioning structure part comprises crank mechanisms, and the crank mechanisms are arranged on the inner sides of the travelling parts; the control part comprises a communication movement control box and an AGV driving control box, the communication movement control box is arranged on the rear side of the structure bearing framework, and the AGV driving control box is arranged on the side of the communication movement control box; and the safety part is arranged at the bottom of the rear side of the structure bearing framework. The magnetism-guided AGV for automatically feeding the warp beams is controlled through PLC programming, so that automatic operation is completely realized, and people do not need to follow up and participate in real-time; and according to the vehicle, multi machine-combined operation can be realized, and through a scheduling system, the warp beams can be fed and discharged without manual operation.
Owner:NOBOT INTELLIGENT EQUIP (SHANDONG) CO LTD

Automatic strap threading system

The invention discloses an automatic strap threading system which is used for assisting a packaging machine in packaging and bundling. The automatic strap threading system comprises a strap feeding assembly, a strap guide groove and a strap disc. The strap guide groove is transversely arranged between adjacent conveying rollers of a conveyor, and a closed loop is formed. A groove channel of the strap guide groove is located on the inner side of the closed loop, an opening allowing the packaging strap to be fed therein is formed, and the strap feeding assembly takes in the packaging strap on the strap disc and feeds the packaging strap into the groove channel of the strap guide groove through the opening. A clamping element and a recognition switch for detecting the position of the packaging strap in the strap guide groove are arranged on the strap guide groove. The automatic strap threading system can achieve the automatic strap threading and strap returning and tightening functions, a beat-compressing component is arranged, bundled objects can be beat-compressed and fixed, the objects can be bundled more firmly in the bundling process, the intensity of manual repeated labor is lowered, the number of personnel is reduced, and work efficiency is improved.
Owner:张熙

Multi-group multi-way valve combined control system and driving and anchoring machine

The invention discloses a multi-group multi-way valve combined control system. The multi-group multi-way valve combined control system comprises N groups of electric proportional multi-way valves, hydraulic driving devices and a control device, wherein the control device is electrically connected with the electric proportional multi-way valves respectively; the electric proportional multi-way valves are connected with the corresponding hydraulic driving devices respectively, and are used for receiving control signals output by the control device and correspondingly controlling the hydraulic driving devices to act according to the control signals; and N is a positive integer greater than 2. By applying the multi-group multi-way valve combined control system provided by the invention, the multi-group multi-way valves are controlled in a combined way, so that use of a plurality of control boxes is avoided. One person can control the multi-group multi-way valves simultaneously through themulti-group multi-way valve combined control system, so that the number of personnel is reduced. An operator can operate through the control device in a visual field range, and does not need to stay beside each operating valve to finish operation, so that the operator operates the system simply, flexibly and safely. The invention further discloses a driving and anchoring machine which also has thetechnical effects.
Owner:CHINA RAILWAY CONSTR HEAVY IND

Alignment support device for rotor of permanent-magnetic wind power generator and rotor bearing replacement method

The invention discloses an alignment support device for a permanent-magnetic wind power generator. The alignment support device comprises at least three alignment support parts. Each alignment support part comprises a support plate and a support bolt, wherein the support plate is fixedly arranged on an end cover of the generator; a threaded hole is formed in the support plate, and penetrates through the support plate along the radial direction of a rotating shaft of the generator; the bolt is arranged on the threaded hole; and the bottom end of the bolt can contact the outer surface of the rotating shaft of the generator. A certain number of bolts fix the rotor by taking the end cover of the generator as a support to make the rotor always in an acting force balanced state, so that the rotor is prevented from being attracted onto or colliding with a stator under the action of gravity and magnetic attraction force in operation such as the replacement of a rotor bearing and the like; compared with the prior art in which the stator and the rotor are supported by stainless steel wedged cushion blocks, the rotor support device adopting the bolts has a simple structure, and is convenientto assemble and disassemble; and the bolts have small volumes, so that a large operating space can be provided for subsequent procedures.
Owner:DONGFANG ELECTRIC MACHINERY

A method for preventing and controlling wind and sand with grass net mat

InactiveCN104396477BKeep it cheapAvoid interferenceGeotextilesForestryAridFiber
The invention relates to a grass mesh mat sandstorm prevention method. According to the method, various fibrous natural biomass materials such as wheat straw, rice straw, hemp, rattan or delicate rough branches are braided into grass mesh mats with a grid size of 10.0-15.0cm; the plurality of grass mesh mats are sequentially flatly laid on the surface of a desertified land to be treated; the grass mesh mats are linked until the entire surface of the desertified land to be treated is covered; and the grass mesh mats are fixed one by one with fixing piles. The method has a low cost. With the method, the construction manner of a desertification control project is thoroughly changed, and project efficiency is improved. The method is suitable for the treatment of desertified lands in both northern arid and semi-arid and alpine regions and southern and coastal humid and semi-humid regions. With the method, a sandstorm prevention effect can be achieved fast; natural plant colonization and reproduction within the mesh mat coverage area can be promoted; and the desertified land ecological restoration process can be accelerated.
Owner:LANZHOU UNIVERSITY OF TECHNOLOGY
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