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106results about How to "High degree of versatility" patented technology

Fluid handling apparatus for an automated analyzer

An analyzer for performing automated assay testing. The analyzer includes a storage and conveyor system for conveying cuvettes to an incubation or processing conveyor, a storage and selection system for test sample containers, a storage and selection system for reagent containers, sample and reagent aspirating and dispensing probes, a separation system for separating bound from unbound tracer or labeled reagent, a detection system and date collection / processing system. All of the subunits of the machine are controlled by a central processing unit to coordinate the activity of all of the subunits of the analyzer. The analyzer is specifically suited for performing heterogeneous binding assay protocols, particularly immunoassays.
Owner:SIEMENS HEALTHCARE DIAGNOSTICS INC

Traffic image multi-type vehicle detection method based on deep study

The invention discloses a traffic image multi-type vehicle detection method based on deep study. The traffic image multi-type vehicle detection method based on deep study firstly combines a nerve network characteristic with a region generation algorithm, realizes two processes-region generation and region determination-at the same time through using a nerve network conventional layer, uses a background model to determine a motion area of a discrete series image targeting a specific scene and provides an extra reference basis to region generation, and combines with a vehicle detection result to perform upgrading and correction on the background model according to different conditions. Besides, the traffic image multi-type vehicle detection method also brings forward a network model compression scheme to reduce model parameters and calculation time, brings forward a new detection result optimization means based on grouped error calculation to replace a conventional non-maximum-value inhibition scheme, and improves overall detection accuracy.
Owner:安徽国联信息科技有限公司

Method for establishing high-power light emitting diode (LED) illuminating lamp and standard interface LED lamp cap

The invention discloses a method for establishing a high-power light emitting diode (LED) illuminating lamp and a standard interface LED lamp cap. The method is characterized in that: the high-power LED illuminating lamp is formed by assembling one or more standard interface LED lamp caps on which LED light modules and independent driving power sources are integrated on a lamp holder. By the method, the production processes of the LED illuminating lamp can be greatly reduced, the batch production can be improved, and the industrialization of LED energy-saving illuminating products is facilitated.
Owner:GUIZHOU GUANGPUSEN PHOTOELECTRIC

Electronic device carrying sleeve

An inflatable carrying case for sensitive electronic device and other delicate devices are described herewith. The inflatable carrying case is made by stitching an outer sleeve to an inner sleeve with a layer of open cell foam glued in between. Two rigid top and bottom surfaces or plates (as 2 examples) are attached to the outer sleeve. An inflating mechanism comprising of an air valve assembly is positioned where the latch hooks over it to secure the carrying case. The inflating mechanism is used to inflate the carrying case and thus increase fortification against movement, sudden jolts and direct impact to the enclosed sensitive electronic device. The inflating mechanism is easily accessible and simply operated. Detachable pockets to carry accessories and shoulder strap are included in this invention. Many embodiments, examples, and variations are given.
Owner:MONGAN RYAN +6

Magnetic resistance type electromagnetic active vibration absorber

The invention belongs to the technical field of vibration noise control and particularly relates to an active vibration absorber. The magnetic resistance type electromagnetic active vibration absorber comprises a vibration absorber lower installation plate, a vibration absorber cover, a vibration absorber upper installation plate, a rotor assembly and a stator assembly. Four rolling guide rail pairs are installed between the rotor assembly and the stator assembly. The rotor assembly is connected with the vibration absorber lower installation plate and the vibration absorber upper installation plate through springs. The rotor assembly can freely vibrate through the rolling guide rail pairs. The magnetic resistance type electromagnetic active vibration absorber can be installed and used in combination with various types of passive vibration absorbers and can be arranged on a controlled object or a base at will, after a coil is electrified with alternating current, electromagnetic force is generated between the rotor assembly and the stator assembly, the stator coil generates Lorentz force, the resultant force of the electromagnetic force and the Lorentz force drives a vibration absorber rotor to move, the vibration absorption force generated by the vibration absorber rotor is used for offsetting the vibration of the controlled object, and the purpose of controlling vibration is achieved.
Owner:NO 719 RES INST CHINA SHIPBUILDING IND

Semi-submersible type hydraulic testing device for vertical and axial suction centrifugal pump

The invention relates to the technical field of machines, in particular to a semi-submersible type hydraulic testing device for a vertical and axial suction centrifugal pump. The semi-submersible typehydraulic testing device comprises a testing cylinder, a lifting platform, a water sucking pipeline, an execution motor, adjusting lead screws and a degassing pipe. The water sucking pipeline is arranged on one side of the testing cylinder and connected with the testing cylinder. The water sucking pipeline is further provided with a regulating valve. The lifting platform is provided with adaptorplates, and therefore a pump body to be tested can be conveniently installed on the lifting platform through the adaptor plates. The adjusting lead screws are arranged between the lifting platform andthe adaptor plates, and the position adjustment of the lifting platform in the vertical direction is achieved through the adjusting lead screws. The execution motor is arranged on the water sucking pipeline and connected with the regulating valve. The other side of the testing cylinder is further provided with the degassing pipe. The semi-submersible type hydraulic testing device can adapt to andbe matched with various types of vertical pumps, the universal degree and the application ability of the testing device are improved, and convenience is brought to installation and adjustment of thevertical centrifugal pump in the testing process.
Owner:SHANGHAI PUMP MFR

System and method for achieving staged leasing of equipment

The invention relates to a system and method for achieving staged leasing of equipment. The system comprises a cloud host, an equipment staged control subsystem and the equipment, wherein the equipment staged control subsystem and the equipment are arranged in cooperation with each other. Since a plurality of groups of secret keys and verification passwords are established among the cloud host, the equipment staged control subsystem and the equipment, the staged leasing frequency and the equipment staged leasing duration do not need to be preset. the equipment staged control subsystem can adjust the equipment staged leasing duration and the equipment staged leasing frequency at any time after decoding encrypted activation information at the cloud host, online control is achieved, and the flexibility is high. A statistic module can manage the staged use durations of different equipment and control normal use of the equipment by means of different statistical quantities according to different equipment, so staged leasing of various kinds of expensive equipment is better achieved, and the universality is high. The verification passwords and equipment staged information are encrypted through a high-strength encryption algorithm to obtain the encrypted activation information, so the safety of the equipment staged information is greatly improved, and the operational risk of an equipment lessor is greatly lowered.
Owner:刘世生

Tire mold high speed high precision parallel machining constitution method

The invention relates to a high velocity and high precision constituting method for collaterally elaborating a tyre mould, comprising the following steps of a concurrence of designing and manufacture processing; a concurrence of designing and material purchasing; a concurrence of technology planning, rough machining and semifinishing; a concurrence of designing and numerical control process programming; and an elaboration for a single piece with high velocity and high precision. The high velocity and high precision constituting method for collaterally elaborating a tyre mould has the advantages of improving an elaborating precision of a product, shortening a delivery date for the mould and reducing the cost, and is suitable for collaterally elaborating the tyre mould with high velocity and high precision.
Owner:GREATOO INTELLIGENT EQUIP INC

Tire dismantling and stacking dual purpose machine

The invention relates to equipment capable of achieving tire stacking and dismantling in the tire transportation process of an automobile industry automatic production line, and belongs to the technical field of conveyor equipment. A tire dismantling and stacking dual purpose machine is provided. A sliding table elevator mechanism is arranged on a rack, and the sliding table elevator mechanism is connected with a belt conveyor through a fixing rod. The rack is further provided with a mechanical arm, and the mechanical arm is connected with a first cylinder through a connecting rod device. The tire dismantling and stacking dual purpose machine is driven by the cylinder, so that the degree of versatility of the machine is improved, weight is lightened, performance is reliable, occupied area is small, noise is reduced, and the efficiency and the reliability of the production line are effectively improved. The tire dismantling and stacking dual purpose machine is simple and reliable, convenient to use, low in manufacture cost, and easy to maintain.
Owner:MIRACLE AUTOMATION ENG CO LTD

Self-inducing magnetic resistance type electromagnetic damper

The invention discloses a self-inducing magnetic resistance type electromagnetic damper and belongs to the technical field of vibration noise control. The damper comprises a housing stator assembly and an internal active cell assembly, wherein the housing stator assembly and the internal active cell assembly are assembled together, the internal active cell assembly freely moves with respect to the housing stator assembly, a soft magnetic metal magnet yoke and a coil in the internal active cell assembly move in a magnetic field produced by the housing stator assembly, respectively produce eddy current and a Lorentz force hindering cutting magnetic induction line motion of the coil and meanwhile produce an electromagnetic force hindering cutting magnetic induction line motion of the soft magnetic metal magnet yoke, and the electromagnetic force is far greater than the Lorentz force. The damper can output lots of damping forces greater than a traditional electromagnetic damper, meanwhile has good anti-swing and anti-impact performance and has very high engineering applicability.
Owner:NO 719 RES INST CHINA SHIPBUILDING IND

Trolley for construction of rectangular box culvert and tunnel

The invention discloses a trolley for construction of a rectangular box culvert and a tunnel. The trolley comprises a steel supporting frame (1) and lateral plate molds (3). The lateral plate molds (3) are connected with the steel supporting frame (1) through lateral supporting rods (4). Counter-force carriages (6) are arranged at the top of the steel supporting frame (1). One ends of transverse moving beams (5) are connected with the corresponding lateral plate molds (3), and the other ends of the transverse moving beams (5) are inserted into the corresponding counter-force carriages (6). Transverse moving power devices are arranged between the transverse moving beams (5) and the top of the steel supporting frame (1). Vertical supporting lead screws (2) are arranged at the bottom of the steel supporting frame (1). The trolley for construction of the rectangular box culvert and the tunnel has the characteristics of being simple in structure, easy to operate, wide in application range, good in concrete pouring forming quality and high in universality, and is particularly suitable for construction of various open-cut box culverts, pipe galleries and tunnels.
Owner:HUNAN WUXIN TUNNEL INTELLIGENT EQUIP CO LTD

Inverse-magnetostrictive central axle torque sensor

The invention discloses an inverse-magnetostrictive central axle torque sensor, comprising a central axle, wherein the central axle includes an axle sleeve, end assemblies enclosed at both ends of theshaft sleeve and a mandrel rotatably penetrating the three, wherein the axle sleeve and the end assemblies are embedded and installed in a five-way interior, and the mandrel is used for fixedly connecting left and right cranks; a strain sleeve fixedly circumferentially sleeved on an outer peripheral side of the mandrel and having a magnetostrictive portion; an induction coil movably sleeved on anouter circumferential side of the magnetostrictive portion and fixed to the axle sleeve for sensing a magnetic permeability change of the strain sleeve. The inverse-magnetostrictive central axle torque sensor can be directly installed on the existing general structure, and has ideal versatility, sensitivity and sensing accuracy.
Owner:深圳市奥酷曼智能技术有限公司

Swing-resistant electromagnetic hybrid active actuation mechanism

InactiveCN105927701ASuppression of medium and high frequency vibrationAvoid stuck phenomenonPivotal connectionsVibration suppression adjustmentsNoise controlElectricity
The invention belongs to the technical field of vibration noise control, and particularly relates to a vibration active control technology. According to the technical scheme of a swing-resistant electromagnetic hybrid active actuation mechanism, a passive vibration isolator is composed of an upper cover plate, an airbag damper bag body, a lower cover plate and shell locking bolts and is used for suppressing medium-high frequency vibration of a controlled object; an active actuation mechanism body is composed of an upper armature, a middle armature, a lower armature, circular permanent magnets, annular permanent magnets, coil windings, a coil retainer, a middle screw, a fixing screw and a linear bearing; The permanent magnets and the armatures form a magnetic channel; current coils cut magnetic lines of force in the magnetic channel to generate electromagnetic force; and the distance between the upper permanent magnet and the coil windings is equal to the distance between the lower permanent magnet and the coil windings, so that it is ensured that the average magnetic field strength in the coils of the middle armature driven by the electromagnetic force is consistent, the magnitude of output force does not change with changes of strokes of the middle armature, and nonlinearity is avoided. It is ensured that the output force of the active actuation mechanism is normal when controlled equipment inclines or swings, and the stuck stagnation phenomenon of a conventional actuation mechanism is avoided.
Owner:NO 719 RES INST CHINA SHIPBUILDING IND

Collecting pipe and parallel flow evaporator using same

The invention provides a collecting pipe and a parallel flow evaporator using the same. The collecting pipe comprises a first pipe cavity, a second pipe cavity, a first seal cover and a second seal cover, wherein the first pipe cavity is parallel to the second pipe cavity, the axial directions of the first pipe cavity and the second pipe cavity are parallel to the length direction of the collecting pipe, the first seal cover is positioned on one end of the collecting pipe, and the second seal cover is positioned on the other end of the collecting pipe. The collecting pipe also comprises a first positioning plate, a second positioning plate, a first perforated plate and a second perforated plate which are arranged in the collecting pipe, wherein the first positioning plate and the second positioning plate are respectively arranged on the middle parts of the first pipe cavity and the second pipe cavity; one end of the first perforated plate is connected with the first seal cover, the other end of the first perforated plate is inserted into an opening hole of the first positioning plate, one end of the second perforated plate is inserted into an opening hole of the second positioning plate, the other end of the second perforated plate is connected with the second seal cover, and the first perforated plate and the second perforated plate are of a U-shaped structure and are provided with a plurality of holes distributed along the length direction. The collecting pipe has the advantages of simple structure, convenience in installation, installation labor-hour saving, low manufacturing cost and high generality degree.
Owner:SONGZ AUTOMOBILE AIR CONDITIONING

Automatic drilling device for end frames of composite material barrel

The invention provides an automatic drilling device for end frames of a composite material barrel. The automatic drilling device comprises a plurality of rotating brackets placed on the same horizontal plane, and the composite material barrel is placed on the plurality of rotating brackets; two ends of the composite material barrel are connected with a front end frame drilling device and a rear end frame drilling device respectively; the front end frame drilling device and the rear end frame drilling device are consistent in structure and used for drilling holes in a front end frame and a rear end frame of the composite material barrel respectively. According to the device, automatic processing of holes in the front end frame and the rear end frame of the composite material barrel is achieved, the automation level is high, the processing efficiency is high, the dimensional accuracy and the position accuracy of hole drilling in the composite material are greatly improved, and the processing period is shortened.
Owner:AEROSPACE RES INST OF MATERIAL & PROCESSING TECH +1

Numerical control equipment processing tool and operating methods thereof

The invention discloses a numerical control equipment processing tool. The numerical control equipment processing tool is characterized in that the tool is a cylinder workpiece, a center hole is formed in the center of the front face of the tool, and three fitting card flat surfaces are evenly distributed at the periphery of the back end of the tool. The tool is provided with a back locating surface and a lower locating surface which are used for locating the back flat surface and the lower flat surface of a workpiece. A thread locating hole is formed in the back locating surface, and locating holes corresponding to the workpiece are formed in the lower locating surface. Tool withdrawal grooves are formed in the tool. The operating methods are as follows. (1) The processing tool of the numerical control equipment and numerical control four-axis equipment are fitted a card; (2) the workpiece is connected with a tool; (3) by the adoption of the numerical control four-axis equipment, a rotatable shaft rotates through the tool, each side of the workpiece and holes which have coaxiality requirements are processed. The numerical control equipment processing tool has the advantages that the workpiece is processed to fit card at a time, the coaxiality, the degree of symmetry, the parallelism and the like of each hole can be guaranteed, and the processing quality of the workpiece is improved. The card is simple and convenient to fit, process cycle is short, and the work efficiency is improved. The workpiece is high in coherence, and the degree of the generality is improved.
Owner:天津台荣精密机械工业有限公司

Automotive motor controller and controlling method thereof

The invention discloses an automotive motor controller and a controlling method thereof. The automotive motor controller comprises the components of: an application module which is configured for receiving motor controlling instruction and executing a motor controlling algorithm that corresponds with the instruction; a database file module which comprises a complicated drive control module that provides a motor controlling vector program and a standard application interface module that provides a universal standard application function, wherein the database file module is configured for providing the motor controlling vector program and the universal standard application function when the application module executes the motor controlling algorithm; a hardware abstract module which is configured for generating a function command when the database file module provides the standard application module and the motor controlling vector program; and an equipment driving module which is configured for receiving the function command and calling data that are stored in a register of the motor controller after the function command is received. The automotive motor controller and the controlling method provided by the invention have high universality.
Owner:ZHEJIANG GEELY HLDG GRP CO LTD +1

Rotation controlling hydraulic circuit system for rotary drilling rig

The invention discloses a rotation controlling hydraulic circuit system for a rotary drilling rig. The rotation controlling hydraulic circuit system for the rotary drilling rig comprises a main pump. The main pump is communicated with a main control valve through a pipeline and the main control valve is respectively communicated with a guiding handle and a rotary motor through pipelines; a rotation speed reducing device is further communicated between the main pump and the main control valve through pipelines. According to the technical scheme, when the rotary drilling rig is free of actions or free of other actions except for rotation, an electromagnetic valve in the rotation speed reducing device is not powered on, and feedback pressure generated by a feedback oil pipeline of the main valve is transmitted to a main pump variable displacement mechanism through a shuttle valve of the rotation speed reducing device. Stepless regulation can be conducted on an adjustable definite value pressure reducing valve by the rotation speed reducing device, a valve element does not need to be replaced, only the pipelines need to be assembled, pollution is avoided, the flow of the main pump of any negative flow system can be limited through the rotation controlling hydraulic circuit system, the fine-adjustment characteristic can be achieved, and the highest speed can be limited. Through connection of different pipelines, the rotation controlling hydraulic circuit system can also be used in a rotary drilling rig of a positive flow system.
Owner:QINGDAO LOVOL EXCAVATOR

Universal automatic pipe making machine

The invention discloses a universal automatic pipe making machine. The universal automatic pipe making machine comprises a steel belt clamping and conveying device, horizontal rolling devices, foldingrolling devices, a shaping device, an automatic grinding device and a straightening device, wherein the steel belt clamping and conveying device, the horizontal rolling devices, the folding rolling devices, the shaping device, the automatic grinding device and the straightening device are sequentially arranged, and the horizontal rolling devices, the folding rolling devices, the shaping device and the straightening device are each of an adjustable rolling structure. The universal automatic pipe making machine is high in universality degree, when products with different pipe diameters are made, it is only needed to adjust the transverse and longitudinal positions of rolling dies of the horizontal rolling devices, the folding rolling devices, the shaping device and the straightening device,and it is not needed to replace roller shaft dies, so that the production efficiency is high; each device can be automatically adjusted by using a servo motor and a central control system, so that the automation degree of the equipment is high; and the straightening device is arranged, so that finally discharged pipes can have high straightness and excellent quality.
Owner:佛山市卓粤建澜机械科技有限公司

Active-passive hybrid vibration isolator resistant to lateral impact

InactiveCN104992701AGuaranteed to workNo non-linear phenomenaSound producing devicesNoise controlActuator
The invention discloses an active-passive hybrid vibration isolator resistant to lateral impact, and belongs to the technical field of vibration noise control. The active-passive hybrid vibration isolator comprises a passive vibration isolator assembly, an active actuator assembly, and a force transmission assembly. The force transmission assembly is used to connect the passive vibration isolator assembly and the active actuator assembly and transmit force between the passive vibration isolator assembly and the active actuator assembly. The passive vibration isolator assembly supports static load of equipment, attenuates the force of lateral impact through the force transmission assembly, ensures normal work of the active actuator assembly, and has passive vibration isolation performance. The active actuator assembly produces radial output force when electrified, the output force is transmitted to the passive vibration isolator assembly through the force transmission assembly, and the output force is opposite to the exciting force of original radial impact, thus attenuating radial vibration. An active actuator of the vibration isolator is embedded into a passive shock absorber, so that the degree of integration is high. When an application object is subject to lateral impact, the active actuator can still work normally.
Owner:NO 719 RES INST CHINA SHIPBUILDING IND

Curtain wall center-pillar beam connection method and connecting device

The invention relates to a curtain wall center-pillar beam connection method. A first mounting hole is longitudinally and penetratingly arranged on a beam. The connection method comprises the following steps: (1) acquiring stub bars, shared the same structure with a to-be-mounted beam, as mounting auxiliaries with second mounting holes; (2) manufacturing connecting bolts; (3) acquiring bolts matching with a third mounting hole; (4) placing mounting auxiliaries at the mounting positions of the beam of the center pillar, inserting each connecting bolt into corresponding second mounting holes, screwing the bolts into a third mounting hole so as to fix the connecting bolts on the center pillar; (5) longitudinally pulling out and removing the mounting auxiliaries; and (6) inserting the to-be-mounted beam on the connecting bolts. The connecting bolts comprise a beam connecting portion and a bolt mounting portion, the beam connecting portion is matched with the first mounting hole of the beam, and the third mounting hole is arranged on the bolt mounting portion. The invention further relates to a curtain wall center-pillar beam connecting device.
Owner:JANGHO GRP

Sensor signal detecting method and device

The invention discloses a sensor signal detecting method and device. The device comprises a voltage stabilizing module and a switch module. The voltage stabilizing module is connected with a first capacitor and an input terminal of a sensor to be detected in parallel to stabilize output signals of the sensor, and the output signals of the voltage stabilizing module are connected to the control end of the detecting device via a first resistor and to the collection end of the detecting device via a second resistor. The switch model is arranged between the control end and the collection end to control ON / OFF of a switch according to the input level of the control end, the control end inputs level signals which match the signal types of the sensor, and the signal types include passive and active signals. According to the detecting device and method, the problem that a detection circuit for an air-conditioner controller needs to be designed again due to change of user control demands is solved, the design of the detection circuit is simplified, the cost of components and space is reduced, and the compatibility and general degree of the system are improved.
Owner:GREE ELECTRIC APPLIANCES INC

Multifunctional forklift

The invention relates to a multifunctional forklift, and belongs to the technical field of engineering vehicle manufacturing. The multifunctional forklift comprises a first cab and a second cab back onto the first cab. The multifunctional forklift can be driven both through the first cab and the second cab. An inner side portal and an outer side portal are arranged in front of the second cab. The inner side portal is provided with a fork arm carrier assembly capable of ascending and descending along the portal. The fork arm carrier assembly comprises a fork arm carrier body and at least two accessories. The fork arm carrier body is at least provided with the first accessory and the second accessory at the same time. The multifunctional forklift has all functions of the forklift and also has multiple functions of a wrecker, an excavation truck, a shovel car and the like through combination of an automobile and the forklift. The multifunctional forklift has the double cabs, can conduct both-way driving and has the functions of rapid moving and load bearing lifting. The different accessories can be installed on the same fork arm carrier at the same time, and automatic switching can be conducted according to needs. A lifting system is simple, the universal degree is high, and only one set of lifting device is used for meeting multiple operation requirements.
Owner:HUBEI PIONEER SPECIAL AUTOMOBILE

Rotary drilling rig control rotary hydraulic circuit system

The invention discloses a rotation controlling hydraulic circuit system for a rotary drilling rig. The rotation controlling hydraulic circuit system for the rotary drilling rig comprises a main pump. The main pump is communicated with a main control valve through a pipeline and the main control valve is respectively communicated with a guiding handle and a rotary motor through pipelines; a rotation speed reducing device is further communicated between the main pump and the main control valve through pipelines. According to the technical scheme, when the rotary drilling rig is free of actions or free of other actions except for rotation, an electromagnetic valve in the rotation speed reducing device is not powered on, and feedback pressure generated by a feedback oil pipeline of the main valve is transmitted to a main pump variable displacement mechanism through a shuttle valve of the rotation speed reducing device. Stepless regulation can be conducted on an adjustable definite value pressure reducing valve by the rotation speed reducing device, a valve element does not need to be replaced, only the pipelines need to be assembled, pollution is avoided, the flow of the main pump of any negative flow system can be limited through the rotation controlling hydraulic circuit system, the fine-adjustment characteristic can be achieved, and the highest speed can be limited. Through connection of different pipelines, the rotation controlling hydraulic circuit system can also be used in a rotary drilling rig of a positive flow system.
Owner:QINGDAO LOVOL EXCAVATOR

Shell mosaic floor and production method for same

The invention belongs to the technical field of floor manufacturing technology and in particular relates to a shell mosaic floor and a production method for the same. The shell mosaic floor and the production method for the same mainly solves technical problems of poor decorating effect and complicate technology process existed in floors in the prior art. The technical scheme is that a shell mosaic floor comprises wooden blank material, a shell layer, a balancing layer and an acrylic resin layer, wherein the shell layer is arranged on the wooden blank material and bonded with the same; the balancing layer is placed on the lower surface f the wooden blank material; and the acrylic resin layer is arranged over the shell layer and on the edge of the periphery of the floor. The shell mosaic floor production method comprises the following steps of 1) preparing and pre-processing blank material, 2) preparing the shell layer, 3) bonding the shell layer, 4) strengthening the surface, and 5) sanding and forming grooves and tongues.
Owner:SCHOLAR HOME SHANGHAI NEW MATERIAL CO LTD

Front precision planter for notoginseng

The invention discloses a front precision planter for notoginseng, and belongs to the field of agricultural machinery. The front precision planter comprises a walking tractor, a first seeding apparatus mechanism, a first soil brushing device, a right side rack, a first indentation mechanism, a main rack, a left side rack, a second indentation mechanism, a soil brushing device bracket, a plummer block, a first-level transmission mechanism, a second-level transmission mechanism, a second seeding apparatus mechanism and a second soil brushing device, wherein the walking tractor and the main rack are connected through a hinge pin; the left side rack and the right side rack are respectively fixed on the left side and the right side of the main rack; the first soil brushing device and the first indentation mechanism are fixed on the right side rack; the second soil brushing device and the second indentation mechanism are fixed on the left side rack; the first seeding apparatus mechanism is fixed on the rear end of the right side rack; the second seeding apparatus mechanism is fixed on the rear end of the left side rack; the first indentation mechanism is connected with the first seeding apparatus mechanism through the first-level transmission mechanism; the second indentation mechanism is connected with the second seeding apparatus mechanism through the first-level transmission mechanism. The front precision planter has the advantages of compact structure, high operation efficiency and high reliability, and the planting requirement of notoginseng is met.
Owner:KUNMING UNIV OF SCI & TECH

Query data processing method and device, electronic equipment and computer storage medium

The embodiment of the invention discloses a query data processing method and device, electronic equipment and a computer storage medium. The method comprises the steps: obtaining to-be-processed querydata, and splitting the to-be-processed query data into at least two to-be-processed query sub-data; generating a corresponding candidate index data combination based on the to-be-processed query sub-data, and performing cost evaluation on the candidate index data combination according to a target database type of the to-be-processed query data to obtain target index data corresponding to the to-be-processed query sub-data; and performing merging processing on the target index data corresponding to different to-be-processed query sub-data to obtain a processing result of the to-be-processed query data. According to the technical scheme, the universality degree of index optimization is improved, and the great convenience is brought to the use of index optimization. The working efficiency of index optimization is improved, and the calculation resources of index optimization are saved.
Owner:ALIBABA CLOUD COMPUTING LTD

Electromechanical BIM two-dimensional and three-dimensional integrated assembly type automatic universal family manufacturing method

The invention discloses an electromechanical BIM (Building Information Modeling) two-dimensional and three-dimensional integrated assembly type automatic universal family manufacturing method, which comprises the following steps that S1, project requirements are analyzed to determine family building standards and universal ranges of families; S2, component splitting analysis is carried out, a to-be-built single family is split into an entity three-dimensional subfamily, a virtual three-dimensional subfamily and a two-dimensional information subfamily according to family function attributes, and the entity three-dimensional subfamily, the virtual three-dimensional subfamily and the two-dimensional information subfamily are split into subfamily components; S3, overall analysis is conducted on the universality of the family, and a subfamily, a subfamily component or a component combination capable of serving as a universal body is planned; s4, equipment-level assembly is conducted, specifically, an automatic design method is adopted, all sub-family components are established respectively, and a universal body and a single equipment family are assembled; and S5, system-level assembly is carried out, wherein all the single families are assembled to form a system-level equipment combination family. According to the method, two-dimensional and three-dimensional integrated applicationis convenient, and the universalization degree is high.
Owner:CHINA CONSTR FIRST DIV GROUP CONSTR & DEV
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