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254results about How to "Achieve destruction" patented technology

Pipeline on-line monitoring device and method

The invention discloses a pipeline on-line monitoring device and method. The pipeline on-line monitoring device comprises a sensing optical cable, a measuring unit and a monitoring unit; and the sensing optical cable comprises double core optical fibers, and the second end of the first optical fiber is connected with the second end of the second optical fiber. An optical power signal is obtained through the measuring unit; the frequency spectrum of stimulated brillouin scattered light is determined according to the optical power signal of the stimulated brillouin scattered light; the frequencyshift of the stimulated brillouin scattered light is determined according to a peak value of the stimulated brillouin scattered light; and the monitoring unit achieves on-line monitoring of the service conditions of a pipeline according to the historical data analysis and characteristic signal extraction and intelligent identification, early warning in advance can be performed on pipeline third-party destruction, pipeline leakage, pipeline sedimentation deformation, geological disasters and the like, thus occurrence time, place, incident tendency and the like are foreknown in advance, accurate positioning is achieved, pipeline maintainers can conveniently perform maintenance and handling in time, and occurrence of tremendous accidents is avoided.
Owner:JIANGSU HENGTONG OPTICAL FIBER TECH

Monitoring method of application program in Docker container and publishing platform

The invention provides a monitoring method of application program in a Docker container and a publishing platform. The method comprises the following steps: establishing the Docker container of the application program on a physical machine via the publishing platform, and starting the Docker container; acquiring monitoring configuration information, monitoring items and alarm rule information via the publishing platform; establishing monitoring objects and monitoring items corresponding to the Docker container on a Zabbix master server of a Zabbix monitoring system according to the monitoring configuration information via the publishing platform, acquiring corresponding monitoring data from the physical machine via the Zabbix master server of the Zabbix monitoring system, displaying an alarm according to the monitoring data and the alarm rule information, destructing the Docker container of the application program in the physical machine if determining that the Docker container of the application program meets a destruction condition, and destructing the monitoring objects, the monitoring items and the alarm rule information corresponding to the Docker container in the Zabbix master server of the Zabbix monitoring system according to the monitoring configuration information. Through the monitoring method, the monitoring objects can be dynamically monitored when a monitoring object deployment mode is an elastically-telescopic deployment mode.
Owner:MINSHENG BANKING CORP

Epoxy adhesive and preparation method thereof

The invention relates to the technical field of polymers, in particular to an epoxy adhesive and a preparation method thereof. The epoxy adhesive comprises a component A and a component B, wherein thecomponent A comprises the following substances in parts by weight: 80 to 100 parts of epoxy resin, 5 to 15 parts of a diluting agent, 10 to 30 parts of a toughening agent, 0 to 5 parts of a silane coupling agent, 0 to 0.5 part of a wetting dispersing agent, 0 to 30 parts of silica powder, 30 to 100 parts of talcum powder, 0 to 30 parts of calcium carbonate, and 0 to 2 parts of a thixotropic agent; the component B comprises the following substances in parts by weight: 80 to 100 parts of an amine curing agent, 0 to 6 parts of a silane coupling agent, 0 to 30 parts of silica powder, 30 to 100 parts of talcum powder, 0 to 30 parts of calcium carbonate, and 0 to 2 parts of a thixotropic agent . Compared with the epoxy adhesive with same viscosity, the epoxy adhesive of the invention is higherin adhesion strength and stripping strength, moderate in curing speed, not only capable of satisfying the large-area coating, but also capable of being used for small-area adhesion, and not only capable of being cured at the normal temperature, but also capable of being rapidly cured in a heating manner, thereby meeting the requirements of different working conditions.
Owner:TONSAN ADHESIVES INC

Multidirectional corrugated inner finned tube

The invention provides a multidirectional corrugated inner finned tube which comprises an outer tube, a plurality of multidirectional corrugated inner fins are uniformly distributed on the inner circumferential face of the outer tube. Each multidirectional corrugated inner fin comprises a root, two straight walls and two bends. Multidirectional corrugated patterns are distributed on the two straight walls, and lines of the multidirectional corrugated patterns on the same straight wall are consistent in tendency. The bends and the inner surface of the outer tube are in a brazing manner. The straight walls extend radially along the outer tube. The outer tube and the multidirectional corrugated inner fins form a plurality of parallel circulating channels. The multidirectional corrugated inner finned tube provided by the invention has various structural patterns and is easy to form and process. Compared with an optical tube, the effective heat transfer area is remarkably increased, so that the flow medium flow pattern in the tube is forcibly guided. The secondary flow is enhanced, the transverse turbulent flow is aggravated, the turbulivity is increased and the boundary layer of a flow medium is strongly interfered, so that the purpose of efficiently enhancing the heat transfer is realized. Meanwhile, the vertical flowing resistance in the tube can be controlled. Compared with the common finned tube, the resistance is remarkably reduced with the same thermal load.
Owner:NANJING UNIV OF TECH

Mobile phone shell and manufacturing method thereof

The invention provides a mobile phone shell, which comprises base materials and sheet materials adhering onto the surfaces of the base materials. The sheet materials include a base sheet material, a meshed metal layer, a meshed printing ink layer, an anti-scour printing ink layer and a bonding layer which are all sequentially arranged. The sheet materials are bonded with the base materials through the bonding layer, cavities are formed on the base materials, through holes matched with the meshed metal layer are formed on parts of the sheet materials and correspond to the cavities on the base materials. The invention further provides a manufacturing method of the mobile phone shell. The meshed metal layer formed on the surface of the mobile phone shell is thinner than an existing meshed metal sheet, thereby being light and free of signal shielding. The metal layer achieves metallic effect on the appearance and is variable in color. The outer surface is the sheet materials and in an integral structure, thereby achieving the integration of the appearance and the function and ensuring the consistency of surface decoration of products without affecting functional parts including loudspeakers and the like.
Owner:BYD PRECISION MFG

Circulator

The invention relates to a circulator. The circulator comprises a shell body and a transmission device, wherein the transmission device is mounted on the shell body, a rotary wheel is mounted on the transmission device, a plurality of vanes are arranged on the periphery of the rotary wheel, the rotary wheel is arranged in the shell body, a circulation cavity is formed in the inner wall of the shell body at the periphery of the rotary wheel, a circulation cavity port A is formed in one end of the circulation cavity, a circulation cavity port B is formed in the other end of the circulation cavity, and an isolating body is arranged on the inner wall of the shell body between the circulation cavity port A and the circulation cavity port B. According to the circulator provided by the invention, circular motion and fluid motion are used sufficiently; torsion is better converted into pressure through fluid; pressure is better converted into torsion through the fluid; and the fluid separation is realized by using vortex. The circulator provided by the invention can serve as a water pump, a slurry pump, a sewage pump, a blower, a compressor, spray equipment, a reactor, a steam turbine, vacuum equipment or a separator and be applied to wastewater treatment, seawater desalination, marine chemical engineering, mineral processing, waste disposal, hydrogen production, carbon dioxide decomposition, harmful gas decomposition, air purification, dedusting, dust absorption, refrigeration, oxygen production, oil refining and the like; and the blue sky and water can be completely realized, and foamed materials can be produced so as to bring a material revolution.
Owner:陈久斌

Operation method and system for virtual trusted root instance in trusted cloud platform

The invention provides an operation method for a virtual trusted root instance in a trusted cloud platform. The method is applied to the trusted cloud platform. The trusted cloud platform receives a virtual machine establishment request sent by a user and establishes a trusted virtual machine according to a trusted resource pool and a virtual machine establishment mechanism; when a virtual machinestarting command is monitored, a virtual trusted root and a virtual trusted root data channel are generated, and the trusted virtual machine, the virtual trusted root and the virtual trusted root data channel are bound; when a virtual trusted root backup request is received, the virtual trusted root is backed up according to a preset backup mechanism; when a virtual machine migration request is received, the virtual machine and the virtual trusted root are migrated according to a preset migration mechanism; when a virtual machine destruction request is received, the trusted virtual machine, the virtual trusted root and the virtual trusted root data channel are destroyed according to a preset destruction mechanism; and when a trusted root recovery request is received, the virtual trusted root is recovered according to a preset recovery mechanism.
Owner:STATE GRID INFORMATION & TELECOMM GRP +5

Ultralow-frequency and shock-resistance metamaterial vibration isolating device

ActiveCN105650180ANo "degumming" phenomenonAchieve impedanceSpringsNon-rotating vibration suppressionShock resistanceEngineering
The invention belongs to the technical field of vibration reduction and noise reduction, and in particular, relates to a metamaterial vibration isolating technology. A ultralow-frequency and shock-resistance metamaterial vibration isolating device comprises a metamaterial vibration isolating part (1), a lower positioning cover (2), an upper positioning cover (3), an inner limiting shell (4), an outer limiting shell (5), a lower bolt set (6) and an upper bolt set (7). The ultralow-frequency and shock-resistance metamaterial vibration isolating device theoretically can realize any low frequency range, so that the metamaterial vibration isolating device can bear higher static load on an online elastic deformation section, and can realize ultralow-frequency vibration isolating effect of a vibration isolating system on a ultralow-frequency vibration isolating section; and the metamaterial vibration isolating device is high in shock resistance, and can improve the safety of the vibration isolating system. The metamaterial vibration isolating part is not limited by a base material, so that the adaptability is wide.
Owner:WUHAN SECOND SHIP DESIGN & RES INST

Internet-monitoring-based system for intelligently fermenting straws to prepare multiple-effect composite fertilizer

The invention provides an internet-monitoring-based system for intelligently fermenting straws to prepare multiple-effect composite fertilizer. The system comprises fertilizer preparing devices arranged at various straw processing points, monitoring front ends arranged on the fertilizer preparing devices, a communication base, and an intelligent monitoring terminal. The monitoring front ends are in communication and connection with the communication base through a GPRS network. The communication base communicates with the intelligent monitoring terminal through an Internet network. The monitoring front ends realize the monitoring, acquiring and transmitting of the running data inside the fertilizer preparing devices. The monitoring front ends transmit the measured real-time parameters of the fertilizer devices to the communication base through the GPRS network in which the communication base gathers the data of various points and transmits the data through the Internet network to the intelligent monitoring terminal. With the backstage remote control of the intelligent monitoring terminal, real time control over the fertilizer preparing devices at various points and the entire production process can be monitored without end. In addition, parameters can also be altered instantly and data are stored.
Owner:ANHUI JULI MACHINERY MFG

Mobile terminal information resource safety security control and realizing method

This system consists of mobile terminals (MT), the safeguard control server (SCS) and the net-side database (ND). SCS controls the MT info operation. SCS connects directly to ND. MTs connect with SCS via wireless accessing net. This invention also discloses a MT info resource safeguarding method to spare the MT info. After MT is lost, MT info can be restored or the info in MT can be auto destroyed. These reduce effectively the loss of info losing or info leakage due to losing the handset.
Owner:ZTE CORP

High-temperature resistant sealant for inverted COBs (chip on board) and preparation method of high-temperature resistant sealant

The invention provides a high-temperature resistant sealant for inverted COBs (chip on board) and belongs to the technical field of LED package sealants. The high-temperature resistant sealant comprises a component A and a component B which are equal in mass, wherein the component A comprises, by weight, 90-110 parts of vinyl silicone oil, 0.1-0.5 part of platinum group catalysts, 1-5 parts of a thickening agent and 0.1-2 parts of a heat resistant agent; the component B comprises, by weight, 50-80 parts of MQ-type vinyl silicone resin, 30-60 parts of a crosslinking agent and 0.01-0.05 part ofan inhibitor. The high-temperature resistant sealant is good in performance and cannot crack even under the high temperature of 280DEG C for a long term, and meanwhile, good light transmittance is sustained.
Owner:广州天宸高新材料有限公司

Method for preparing ceramsites and ceramsites prepared by method

The invention relates to a method for preparing ceramsites and the ceramsites prepared by the method. The method comprises the following steps of (a), uniformly mixing regenerated ash, cement, selectable silica fume, a selectable additive with water to obtain a mixed material, wherein 100 parts by weight of the regenerated ash is taken as a reference, the using amount of the cement is 20 to 50 parts by weight, the using amount of the silica fume is 0 to 10 parts by weight, and the using amount of the additive is 0 to 6 parts by weight, and 100 parts by weight of the mixed material is taken as a reference, the using amount of the water is 5 to 10 parts by weight; and (b), granulating the mixed material obtained in the step (a) in a turntable granulating machine for granulating. The method is simple in process, low in cost and high in production efficiency; the prepared ceramsites are high in performance, and can be applied to multiple fields of environmental protection, chemical engineering, energy, metallurgy and the like.
Owner:BEIJING RENCHUANG CASTING +1

Scraping device of floating robot and floating robot

The invention discloses a scraping device of a floating robot and the floating robot. The scraping device comprises a supporting part, a lifting board, a driving part and a scraper assembly, wherein the lifting board can go up and down relative to the supporting part; one end of the driving part is connected onto the supporting part, and the other end of the driving part is connected onto the lifting board; the scraper assembly is arranged on the lifting board, and the bottom part of the scraper assembly is provided with a scraping bar; and the driving part is capable of driving the lifting board to go down so as to make the scraping bar of the scraper assembly touch the to-be-constructed surface of concrete. According to the scraping device, by installing the scraper assembly, the surfaceof initially set concrete can be broken in the construction process of the floating robot, and the mud extracting and floating effect of the floating robot is promoted; moreover, the scraper assemblyis driven by the driving part to go up and down, so that the scraper assembly is more flexible to use, and simpler and more convenient to operate, so that the automation degree of the whole device isimproved.
Owner:GUANGDONG BOZHILIN ROBOT CO LTD

Information safety destruction and recycling method of semiconductor storage medium

The invention discloses an information safety destruction and recycling method of a semiconductor storage medium. The method comprises the following steps of: (1) performing one-stage crushing on the semiconductor storage medium to be destructed; (2) separating a ferro-magnetic material by a magnetic separator; (3) performing multi-stage crushing by a multi-stage crusher; (4) removing nonmetal particles with the particle size less than 0.05mm to 0.5mm from the material by a multi-stage air separation system; and (5) screening the material through a vibrating screen. According to the method, the information of the semiconductor storage medium can be safely destructed and recycled. The method has the characteristics of good destruction effect, high degree of automation, high applicability and the like.
Owner:SHANGHAI JIAO TONG UNIV

Side-in display module and display device

The embodiment of the invention discloses a side-in display module and a display device. The side-in display module comprises a light guide plate, a refraction layer and a quantum dot layer. The light emitting face of the light guide plate is coated with the refraction layer, the surface of the refraction layer is coated with the quantum dot layer, the quantum dot layer and the light guide plate are combined into an integrated component, and the assembling procedure is simplified. Due to the fact that the refractive index of the quantum dot layer is similar to that of the light guide plate, a full-reflection light path in the light guide plate will be damaged if the light guide plate is directly coated with the quantum dot layer, and the side-in display module can not display information normally, the refractive index of the refraction layer arranged between the light guide plate and the quantum dot layer in a coating mode is smaller than that of the light guide plate. The refraction layer with the refraction index smaller than that of the light guide plate is arranged between the light guide plate and the quantum dot layer in the coating mode, so that on the basis that the normal display function of the side-in display module is achieved, the assembling procedure of the side-in display module is simplified.
Owner:HISENSE VISUAL TECH CO LTD

Preparation method and application of medical magnesium-based metal coating with stress-corrosion-resisting and self-repairing functions

ActiveCN109675120AInhibition of stress corrosion tendencyGood biocompatibilitySurgeryCoatingsCorrosion resistantBiocompatibility Testing
The invention discloses a preparation method and application of a medical magnesium-based metal coating with stress-corrosion-resisting and self-repairing functions. The method comprises the followingsteps: taking medical magnesium-based metal as a matrix; firstly, pre-treating to remove machining residues and surface attached matters; then putting into a sodium hydroxide solution and carrying out hydroxylation treatment; then coating the surface of the matrix with a corrosion inhibitor; and carrying out heat treatment and curing to form the coating with the stress-corrosion-resisting and self-repairing functions, wherein the corrosion inhibitor is prepared from three components including a silane coupling agent, phytic acid and graphene oxide. A preparation technology of the coating involved in the invention is simple in method and easy to operate; the obtained coating has good bonding strength and good biocompatibility and has a self-repairing capability in a physiological environment; the corrosion-resisting performance of a magnesium alloy can be improved and the stress corrosion sensitivity can be inhibited; and therefore, the prepared magnesium-based metal with the protection coating as a medical implantable device material can be applied in the clinical aspect.
Owner:JINAN UNIVERSITY

Polyester fiber and preparation method thereof

The invention discloses polyester fiber and a preparation method thereof, and belongs to the technical field of preparation of fiber. The polyester fiber is prepared from the following raw materials of polyethylene terephthalate, polyoxyethylene, nanometer silicon dioxide, ethoxylated glycerin, carbon nanotube, chitosan, an antibacterial modifying additive, a mechanical property enhancing additive, and a silane coupling agent KH-570. The preparation method comprises the following steps of preparing a polyester composition, melting, and spinning, so as to obtain the polyester fiber. The prepared polyester fiber has excellent antibacterial and mechanical properties.
Owner:长沙小新新能源科技有限公司

Anti-counterfeiting label

The invention relates to an anti-counterfeiting label, which comprises a substrate, an anti-counterfeiting chip and a detection chip, wherein the substrate is used for bearing the anti-counterfeitingchip and the detection chip; the anti-counterfeiting chip is provided with a first antenna for performing communication through the first antenna for anti-counterfeiting authentication, a first chip identification number is stored in the anti-counterfeiting chip, and the first chip identification number can be transmitted in the case of communication; the detection chip is provided with a second antenna for performing communication through the second antenna, a second chip identification number is stored in the detection chip, and the second chip identification number can be transmitted in thecase of communication, the detection chip is also provided with a short circuit line for enabling the detection chip not to work due to short circuit, and when the short circuit line is cutoff, the detection chip can work. Through the anti-counterfeiting label, transfer prevention, chip reliable invalidation, hard copy and unlimited anti-counterfeiting authentication before unpacking and the likecan be realized. The invention also relates to a method of operating the anti-counterfeiting chip and an anti-counterfeiting package.
Owner:华大恒芯科技有限公司

Unexploded ordnance destruction method based on unexploded ordnance laser destruction device

The invention relates to the technical field of unexploded ordnance destruction, and provides an unexploded ordnance destruction method based on an unexploded ordnance laser destruction device. The unexploded ordnance laser destruction device comprises a laser device system, a photoelectric tracking and pointing system, a control system and a support system. The unexploded ordnance destruction method comprises the steps that the support system supplies power to the photoelectric tracking and pointing system and the laser device system; the laser device system, the photoelectric tracking and pointing system and the support system are controlled through the control system; and the laser device system irradiate unexploded ordnance through the guidance of the photoelectric tracking and pointing system to detonate the unexploded ordnance under control of an operating system. By using the unexploded ordnance destruction method based on the unexploded ordnance laser destruction device, the unexploded ordnance can be destructed at a distance, and the explosion protection safety requirements are met.
Owner:NO 63908 TROOPS PLA +1

Concrete strength monitoring device and monitoring method

ActiveCN109239316AIntensity non-destructive monitoringNon-destructive monitoringMaterial testing goodsElectricityPrimary Indicator
The invention discloses a concrete strength monitoring device and a monitoring method. According to the device and the method, the initial wave velocity of concrete which is not subjected to erosion and the concrete wave velocity within different depth ranges under different erosion ages are monitored by embedding a piezoelectric smart aggregate in eroded concrete, damage processes such as chiseling concrete samples and the like are not needed to be carried out, and the strength of the piezoelectric smart aggregate itself is sufficiently compatible with concrete, thus the influence on the structural performance of the concrete is avoided, and therefore the nondestructive monitoring of the strength of the eroded concrete can be realized. Based on the concrete strength monitoring device, themonitoring method provided by the invention can monitor the concrete wave velocity in real time non-destructively; by monitoring the wave velocity at different depths of the eroded concrete and constructing a relationship between the wave velocity, dynamic elastic modulus and strength, the compressive strength condition of an eroded concrete structure in accordance with the engineering practice can be directly obtained, and then the concrete structure is subjected to health monitoring and safety assessment by taking the concrete strength as a primary indicator.
Owner:HARBIN INST OF TECH SHENZHEN GRADUATE SCHOOL

Magnetic pulse forming equipment and method for connecting dissimilar metal rod and metal plate structural member

ActiveCN103831578AAchieve destructionEnables solid-state connections at room temperatureWelding/soldering/cutting articlesMetal working apparatusCapacitanceBobbin
The invention provides a magnetic pulse forming equipment and method for connecting a dissimilar metal rod and metal plate structural member, and belongs to the field of connection of dissimilar metals. The flat coil current and the instantaneous impact load are simultaneously applied to metal rod and metal plate structural member welding, so that defect that the external pressure for capacitor discharge welding is only applied to limitation can be overcome, the liquid phase connecting mechanism under the action of capacitor discharge welding arcs can be changed, and the solid-state connection of the dissimilar metal rod and metal plate structural member can be realized under actions of the flat coil current and instantaneous impact load. An insulating coil bobbin and a pressing plate are fixedly connected, a drive block is arranged on the insulating coil bobbin, a metal guide sleeve is fixed to the drive block, two output ends of a magnetic pulse control circuit are connected to the coil and the metal plate structural member, the coil is fixedly connected to the drive block, an insulating sleeve is embedded in the metal guide sleeve, the metal rod is embedded in the insulating sleeve, the metal plate structural member tightly contacts with the pressing plate, and the coil is tightly connected to the metal rod electrically. The equipment and method is applied to the dissimilar metal rod and metal plate structural member connection.
Owner:HARBIN INST OF TECH

Disassembling and destroying head and disassembling and destroying device for medical waste syringes

ActiveCN111744079AImprove processing efficiencyRealization of dismantling and destructionInfusion needlesMedical wasteSyringe needle
The invention relates to a disassembling and destroying head for medical waste syringes, which comprises two limiting columns, a sinker bar, a driving device, an ejector head and a disassembling rod.The sinker bar is perpendicular to the plane where the two limiting columns are located. The sinker bar can reciprocate in the axis direction of the sinker bar under power output of the driving device. According to the waste syringe disassembling and destroying device, the needle head and the needle cylinder can be disassembled; the needle head and the needle cylinder are separated and then are respectively recycled; in order to prevent the waste syringe needle from being recycled, the needle head can be bent in the disassembling process, implementation of destruction of needles is realized, meanwhile, a needle head is prevented from stabbing a recycling worker in the recycling process; the needle tip can be bent while the needle head is bent, and the probability that the needle tip hurtspeople is reduced to the maximum extent; by using the disassembling and destroying device, the disassembling, needle head bending and needle tip bending effects are achieved at the same time in the one-time operation process, and the treatment efficiency of waste syringes can be greatly improved.
Owner:THE FIRST AFFILIATED HOSPITAL OF HENAN UNIV OF SCI & TECH

Key-destroying circuit structure

The invention discloses a key-destroying circuit structure which comprises a PCB mounted in a housing; wherein the PCB substrate is provided with a microswitch, a battery base, a battery and a secretkey storage module. The battery is installed on the battery base and used for providing a working power source to the secret key storage module, the secret key storage module is used for storing secret key information; and the input end of the microswitch is connected with a machine cover and is used for detecting the action of an external cover opening. Once the machine cover is opened, the microswitch is immediately triggered and disconnected. After the microswitch is disconnected, the battery is automatically triggered to stop supplying a working power source to the secret key storage module, and the secret key information is lost after the secret key storage module is powered off, so that the secret key is destroyed.
Owner:TAIZHOU YUNYONG ELECTRONICS

Coal pillar failure method for weakening potential failure surface of remaining coal pillar

The invention belongs to the field of coal mines, and particularly relates to a coal pillar failure method for weakening a potential failure surface of a remaining coal pillar. The coal pillar failuremethod comprises the following steps that core drilling is performed on the remaining coal pillar of an upper layer to process a core into a test piece with the same height to diameter ratio as the remaining coal pillar for a uniaxial compression test to confirm whether the failure form conforms to the shear failure form or not, and if yes, a next step is performed; a variable angle shear test isperformed on the test piece to measure an internal friction angle phi, and an angle alpha between the failure surface of the test piece and the supporting pressure is calculated; the position and length of a weakened borehole are calculated according to the measurement results of the test piece and parameters of the remaining coal pillar and a lower coal seam roadway; a starting point of the weakened borehole is located on the side wall of the side, near the coal pillar, of the lower coal seam roadway, and the weakened borehole passes through the center of form of the remaining coal pillar; and according to the calculation result, the weakened borehole is drilled, so that the remaining coal pillar is destroyed under the action of the mine ground pressure. According to the coal pillar failure method for weakening the potential failure surface of the remaining coal pillar, the critical strength required for destroying the coal pillar can be reduced and the technical difficulty is reduced.
Owner:TAIYUAN UNIV OF TECH

Crushing device for computer storage equipment destroy

The invention discloses a crushing device for computer storage equipment destroy. The crushing device comprises a crushing machine box, wherein the upper end of the crushing machine box is provided with a pre-treatment mechanism; a conical crushing mechanism and an extrusion crushing mechanism are arranged inside the crushing machine box; the lower end of the crushing machine box is also connectedwith a secondary milling mechanism; the pretreatment mechanism comprises a horizontal plate box and harrow-shaped transferring teeth; the harrow-shaped transferring teeth are connected with a drivingunit; a hammering and pressing mechanism is arranged among the two harrow-shaped transferring teeth; the hammering and pressing mechanism comprises a vertical placing frame and a servo motor; the servo motor is connected with a speed reducing machine; a rotating roller connected with the speed reducing motor is arranged on the vertical placing frame; a support plate frame is arranged on the horizontal plate box; a fixed pulley is arranged on the support plate frame; a force transmission winding bypassing through the fixed pulley is arranged on the rotating roller; the tail end of the force transmission winding wire is connected with a downwards pressing heavy hammer; the gravitational potential energy of the heavy hammer can be used for performing primary stress damage treatment on the storage mechanism; the requirements on the power energy is are low; meanwhile, the crushing effect is good; the later stage crushing processing is convenient.
Owner:芜湖英特杰智能科技有限公司

Optical fiber end face micro-cantilever sensor and preparation method thereof

The invention discloses an optical fiber end face micro-cantilever sensor and a preparation method thereof. The optical fiber end face micro-cantilever sensor comprises an optical fiber and a cantilever beam structure. The cantilever beam structure is polymerized on one end surface of the optical fiber through a femtosecond laser two-photon polymerization technology; the cantilever beam structurehaving a polymer structure comprises a support column and a micro cantilever beam; the micro-cantilever is parallel to the end face of the optical fiber. The optical end face micro-cantilever beam prepared by a femtosecond laser two-photon polymerization technology is made of a polymer material and has elasticity higher than that of a silicon-based material, so that the detection sensitivity is greatly improved; the preparation method belongs to additive manufacturing and realizes integration of the optical fiber and the cantilever beam, and the structure is compact; no damage is caused to theoptical fiber; meanwhile, the machining time is saved, and the manufacturing mode is more flexible. The optical fiber end face micro cantilever beam cured by the femtosecond laser two-photon polymerization technology has the characteristics of small size and high elasticity, and can be applied to multiple fields.
Owner:SHENZHEN UNIV

Accurate forming die structure for stator disc of air conditioner compressor of new energy automobile

The invention discloses an accurate forming die structure for a stator disc of an air conditioner compressor of a new energy automobile. The die structure comprises a convex die, a concave die and a backpressure structure, wherein the backpressure structure comprises a spiral backpressure body, an outer ring backpressure body, ejection rods, an ejection rod supporting plate, a spring and a cushion plate; the outer ring backpressure body is located at the periphery of the spiral backpressure body; the spiral backpressure body corresponds to a spiral bulge of the stator disc; the outer ring backpressure body corresponds to an outer ring bulge of the stator disc; the ejection rods are arranged at the lower ends of the spiral backpressure body and the outer ring backpressure body; the ejection rod supporting plate is arranged at the lower ends of the ejection rods; the cushion plate is located below the ejection rod supporting plate; the spring is arranged between the ejection rod supporting plate and the cushion plate; and the ejection rod supporting plate in the backpressure mechanism is located below the concave die. Compared with the prior art, the die structure disclosed by the invention has the following advantages: accurate forming for the stator disc can be realized, destroy for a metal fibre flow line due to the subsequent machining is avoided, the utilization rate of materials and the mechanical property of the stator disc are increased, and the cost is reduced.
Owner:HEFEI UNIV OF TECH

Method for assessing nonuniform humidity degrees of oil-paper insulation components

ActiveCN107957436AImproving Accuracy of Moisture AssessmentAchieve destructionMaterial capacitanceEngineeringDielectric spectrum
The invention provides a method for assessing nonuniform humidity degrees of oil-paper insulation components. The method includes: step S1, adopting a plurality of uniformly humidified oil-paper insulation samples for forming a plurality of non-uniformly humidified oil-paper samples, subjecting each oil-paper sample to frequency domain dielectric spectrum testing to obtain a plurality of first dielectric spectrum curves, and establishing a corresponding relationship between each first dielectric spectrum curve and the humidity degree of each oil-paper sample; step S2, subjecting a practical oil-paper insulation component to frequency domain dielectric spectrum testing to obtain a second dielectric spectrum curve, and when similarity of the second dielectric spectrum curve to one of the first dielectric spectrum curves reaches a preset requirement, taking the corresponding humidity degree of the corresponding first dielectric spectrum curve as the humidity degree of the practical oil-paper insulation component. The method has the advantage that the oil-paper insulation non-uniform humidity degrees are estimated according to frequency domain dielectric spectrum characteristic peaks.Compared with an existing method, the method has advantages that accuracy in oil-paper insulation humidity assessment is improved, and detailed humidity conditions can be obtained.
Owner:SHENZHEN POWER SUPPLY BUREAU +1

Anti-terrorist robot

The invention discloses an anti-terrorism robot and relates to the technical field of anti-terrorism devices. The invention includes an anti-terrorist robot, which comprises a car body with a roller driving device at the bottom, a rotatable monitoring camera and two flexible mechanical arms arranged on the car body. The mechanical arm is composed of an upper arm, a middle arm, a lower arm, and a manipulator fixed on the lower arm, which are sequentially connected and relatively rotatable. The manipulator includes a mounting base and a mechanical finger A and a mechanical finger B arranged at the bottom of the mounting base. The relative opening and closing of the mechanical finger A and the mechanical finger B is controlled by a screw nut driving device. The invention has the characteristics of practical structure, simple operation, low cost and favorable promotion.
Owner:CHENGDU LINGGAN YUANSU TECH CO LTD
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