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40results about How to "Fully reflect the advantages" patented technology

Method for preparing solar cell in inverse opal composite structure

The invention belongs to the field of manufacturing of solar cells, provides a method for preparing a solar cell in an inverse opal composite structure and aims to solve problems of small contact area of two substances and low light utilization rate in terms of simple thin film laminations of existing laminated solar cells. According to the method, firstly, colloidal crystals are prepared on a substrate in a self-assembly mode, the substrate where the colloidal crystals grow serves as a working electrode, microsphere gaps are padded with a titanium dioxide semiconductor by a sol-gel method, a form board is removed to obtain a three-dimensional orderly macroporous titanium dioxide thin film material, a three-dimensional macroporous titanium dioxide thin film serves as a working electrode, and three-dimensional macroporous gaps are padded with a cuprous oxide semiconductor by an electrochemical deposition method to obtain the solar cell in the inverse opal composite structure. According to the method for preparing the solar cell in the inverse opal composite structure, by means of three methods of utilizing photonic band gap features of photonic crystals, applying scattering properties of a three-dimensional orderly structure to change photon state distribution, and increasing the contact area of two materials, the light utilization rate of laminated solar cells can be greatly increased.
Owner:LIAONING ELECTRIC POWER DEV +2

Method for transmitting locating information by cluster communication system by the aid of idle traffic channels

Disclosed is a method for transmitting locating information by a cluster communication system by the aid of idle traffic channels. The method is used for configuring a mobile terminal which can support short data teleservices in a standard cluster communication system which can achieve short data calling. The method comprises that the mobile terminal packages the locating information in the short data after receiving the locating information, and sends transmitting requests with specific identifications to the system; the cluster system queries whether idle traffic channels are available or not in traffic channel lists after receiving the requests, and instructs the mobile terminal by control instructions to transmit the locating information through the idle traffic channels if the idle traffic channels are available; the idle traffic channels receive calling request instructions which are sent by the mobile terminal, judge whether the calling request instructions are transmitting the locating information or not, accept and process the instructions if the instructions are sending the locating information, and transmit the analytic locating information to a scheduling system or a locating system of the system; and the idle traffic channels discard and do not process the instructions if the instructions are not sending the locating information. The utilization efficiency of system traffic channels is improved by means of utilization of the idle traffic channels in the present cluster communication system.
Owner:北京市万格数码通讯科技有限公司

Transcranial micro-current stimulator with music function

The invention discloses a transcranial micro-current stimulator with a music function, comprising a main control chip with built-in music audio data as well as a display, control keys, a current stimulating unit and a music output unit which are respectively electrically connected with the main control chip, wherein the current stimulating unit comprises a constant current generator and an ear clip electrode which are electrically connected; the music output unit comprises an audio output circuit and an earphone which are electrically connected; the control keys are used for selecting tracks and sending the signal to the main control chip; the main control chip calls the audio data of the selected track and simultaneously sends the audio data to the constant current generator and the audio output circuit; the constant current generator converts the audio data into current stimulating signals and transmitting to the ear clip electrode; and the audio data is amplified by the audio output circuit and converted into music by the earphone.
Owner:SOUTH CHINA UNIV OF TECH

Chinese medicine composition assisting in reducing blood fat and preparation method of Chinese medicine composition

The invention discloses a Chinese medicine composition assisting in reducing blood fat and a preparation method of the Chinese medicine composition. The Chinese medicine composition is prepared from Chinese medicines including southern ginseng, cassia seed, lotus leaves, rhizoma alismatis, seaweed and hawthorn, and the prepared oral Chinese medicine preparation has the remarkable effect of assisting in reducing the blood fat, has fine treatment effects and no toxic and side effects, and widely applicable to people.
Owner:HENAN JIUSHI PHARMA

Lead acid storage battery colloid clapboard and manufacturing method thereof

The invention discloses a lead acid storage battery colloid clapboard and a manufacturing method thereof. The manufacturing method comprises the following steps of coating a polymer colloid layer on the surface of an AGM (absorptive glass mat) clapboard: mixing an anionic polyacrylamide water-soluble polymer with water according to a weight ratio of (5-10):1, performing gelatinizing treatment to prepare a polymer colloid, and coating the polymer colloid on the surface of the AGM clapboard to form the polymer colloid layer of which the thickness is 0.01-1mm; then performing drying to prepare the lead acid storage battery colloid clapboard. According to the lead acid storage battery colloid clapboard, the functionalized modified high hydroscopic polymer and an ultra-fine glass fiber material are used for preparing the colloid clapboard, and after the colloid clapboard is added into sulfuric acid electrolyte, the colloid clapboard and functionalized modified high hydroscopic resin form a gelatinous substance to achieve an effect of colloidal electrolyte, so that the problem that the colloidal electrolyte is not uniformly filled during production of a lead acid storage battery is solved.
Owner:CHAOWEI POWER CO LTD

Lead paste for carbon lead storage battery and preparation method thereof

InactiveCN102496697AEvenly distributedIncreased carbon black contentLead-acid accumulator electrodesFiberElectrical battery
The invention discloses a lead paste for carbon lead storage battery. The lead paste is prepared by the following raw materials of: by weight, 70-80 parts of lead powder with oxidisability being more than 73%, 0.02-0.2 part of fiber, 0.05-0.3 part of lignin, 0.05-0.3 part of humic acid, 0.3-1.5 parts of barium sulfate, 5-20 parts of a PVA solution with its content being 0.1-20%, 0.01-5 parts of sulfuric acid with its specific gravity being 1-1.4g / ml and 1-10 parts of carbon black. A preparation method of the lead paste contains steps of: preparing a paste, adding metered sulfuric acid into the prepared paste at uniform speed, modulating until the lead viscosity of carbon lead is stabilized. By the adoption of the formula and the preparation technology, the carbon distribution of the carbon lead paste can be uniform; the content of carbon black is raised up to more than 3%; and there will appear no carbon drawback. Therefore, advantages of carbon lead batteries can be fully presented.
Owner:河南晶能电源有限公司

Copper sheet tailored blank laser welding method

The invention relates to a copper sheet tailored blank laser welding method, which adopts a double-beam mode of a blue light laser beam and an infrared laser beam to perform tailored blank welding on a copper sheet, and adopts a mode of reasonably setting the relative positions of light spots of the blue light laser beam and the infrared laser beam, and in the welding direction, the centers of the two light spots do not coincide. The blue laser is arranged in front of the infrared laser, the power of the front blue laser is low in the welding process, and the to-be-welded part of the copper sheet is mainly heated so as to improve the absorption rate of the infrared laser; on the basis, the following infrared laser is used for high-speed welding of the to-be-welded position, so that the welding spatter can be effectively inhibited, the problem of non-uniform heat dissipation is solved, uniform and high-quality welding seams can be obtained, and the requirement of laser tailored blank welding of thin copper sheets with hollow patterns is met.
Owner:KEY & CORE TECH INNOVATION INST OF THE GREATER BAY AREA

Laser beam combining device, combined stepped reflector thereof and filling rate calculation method

The invention relates to a laser beam combining device and a combined stepped reflector and a filling rate calculation method thereof. The laser beam combining device comprises a two-dimensional light-emitting array and the combined stepped reflector, the combined step reflector is used for reflecting a plurality of laser beams emitted by the two-dimensional light-emitting array, the combined stepped reflecting mirror is formed by sequentially overlapping a plurality of reflecting mirrors which are the same in length and gradually increased in width, and the center distance of laser beams reflected by the combined stepped reflecting mirror is smaller than the center distance before incidence, so that the filling rate of the laser beams emitted by the two-dimensional light-emitting array can be increased; and the invention further provides a filling rate calculation method of the laser beam combining device, the step width of the combined stepped reflecting mirror is obtained according to the light spot width of the laser chip and the thickness of the preset reflecting mirror, the filling rate of the laser beam is finally obtained through calculation, and the calculation method for engineering application is provided.
Owner:KEY & CORE TECH INNOVATION INST OF THE GREATER BAY AREA

EUV mask plate alignment mark and optimization method and preparation method thereof

The invention relates to an EUV mask plate alignment mark and a design method and a preparation method thereof. The edge of an EUV mask plate is of a V-shaped groove structure, so that the scattering signal intensity of the edge of the alignment mark can be remarkably improved, and meanwhile, the imaging light spot mass center detection precision at the edge position of the alignment mark is improved, and accordingly the detection precision and repeatability of the alignment mark position can be effectively improved, the defect positioning precision is further improved, the subsequent compensation and processing of the EUV mask plate defects are facilitated, and the production capacity is improved.
Owner:CHANGCHUN INST OF OPTICS FINE MECHANICS & PHYSICS CHINESE ACAD OF SCI

Traditional Chinese medicine decoction for regulating menstruation and relieving pain

The invention discloses a traditional Chinese medicine decoction for regulating menstruation and relieving pain, and belongs to the technical field of traditional Chinese medicines. The traditional Chinese medicine decoction is prepared from the following medicines: radix angelica sinensis, rhizoma chuanxiong, salviae miltiorrhizae, white paeony roots, cassia twigs, radix bupleuri, rhizoma cyperi, lindera aggregate, costustoot, rhizoma corydalis, radix achyranthis bidentatae and liquorice. Under a panoramic view, although a small quantity of the medicines are selected, the medicines help each other and are strictly cooperated to achieve outstanding effects of nourishing and activating the blood, promoting the circulation of qi, regulating menstruation and relieving pain. For qi stagnation and blood stasis type dysmenorrhea, cattail pollen and trogopterus dung are added; for cold-damp coagulation type dysmenorrhea, fructus evodiae and fennels are added; and for qi and blood deficiency type dysmenorrhea, radix codonopsis and astragalus membranaceus are added. The formula of the traditional Chinese medicine decoction is simplified, and the traditional Chinese medicine decoction is convenient to take, low in cost, safe and reliable; and features and advantages of the traditional Chinese medicine in treatment of diseases are fully embodied, and clinical popularization and application are facilitated.
Owner:张宇 +1

Framed large-span combined pre-stress highway bridge and preparation process thereof

The invention discloses a framed large-span combined prestress highway bridge and a preparation method thereof. The highway bridge comprises a framed bridge body, a composite bottom beam arranged on the lower part of the framed bridge body and a splay connecting bridge, wherein vertical tubes are arranged in the framed bridge body; a steel strand which produces prestress by virtue of tensioning is arranged in the vertical tube, and composite tube is arranged in the composite bottom beam; a connecting tube is arranged in the splay connecting beam; and steel strands which produce prestress by virtue of tensioning are arranged in the composite tube and the connecting tube. The process comprises the following steps: manufacturing bridge foundation; manufacturing the composite bottom beam; manufacturing the splay connecting beam; manufacturing the framed bridge body; manufacturing a transverse grid beam; and detaching moulds, assembling anchors, tensioning and anchoring and the like. According to the highway bridge and the preparation method thereof, the reinforced concrete bridge structure is optimized according to the working condition, the advantages of the framed structure is sufficiently represented by adopting a novel framed combined prestress process, so that the bearing capacity of the reinforced concrete bridge body is increased, and the target requirement of saving sources and materials can be fulfilled.
Owner:中海外交通建设有限公司

Compound herb plant medicament for treating porcine diarrhea and preparation method thereof

The invention discloses a compound herb plant medicament for treating porcine diarrhea and a preparation method thereof .Raw materials of the compound herb plant medicament include roots of Littleleaf Breynia, licorice roots, poria cocos, Szechwan Lovage rhizomes, costus roots, cassia barks, asarum, an ephedra herb, aconiti rots, radix scrophulariae, cortex phellodendri, radix aconiti, distiller's yeast, root barks of the peony trees, radix angelica sinensis, ginkgo leaves, astragalus roots, half lotus support, sedum sarmentosum, radish seeds, indigowoad leaves, betel nuts, cherokee rose fruits, isatis roots, herba portulacae, rhizoma coptidis, dandelion, honeysuckle, white paeony roots and Chinese prickly ash .The compound herb plant medicament is prepared from pure Chinese herbal medicines, can effectively kill viruses causing porcine epizootic diarrhea and swine transmissible gastroenteritis, is especially applicable to the cases having not obvious antibiotic treatment effects, can fully embody the overall concept and advantages of traditional Chinese medicines, makes the efficacy and functions more comprehensive, treats both symptoms and root causes and has the advantages of being green and environmentally friendly in composition, simple and reasonable in process, low in manufacturing cost, good in prevention and treatment effect and small in side effect .
Owner:何佑兵

Auxiliary device for detecting physiological indexes of small animals and use method of auxiliary device

The invention relates to an auxiliary device for small animal physiological index detection and a using method thereof.The auxiliary device comprises a supporting structure, a device body, an elastic tail root fixing assembly and a tail sleeving pipe, and the device body, the elastic tail root fixing assembly and the tail sleeving pipe are supported on the supporting structure; the device body is provided with a bottom opening, the real-time state of the small animal can be conveniently observed and recorded from multiple angles, the device body is further provided with a bottom opening, the tail of the small animal can naturally stretch out conveniently, excrement of the small animal can be conveniently collected in real time, and the elastic tail root fixing assembly fixes the small animal in an open type elastic fixing mode. The small animal can be kept in a quiet and stable state in the device main body, so that the small animal is prevented from generating stress reaction and free rotation, various equipment connecting lines connected to the small animal are prevented from being wound or disconnected, the tail sleeving pipe can be kept within a certain temperature range, and the tail sleeving pipe is prevented from being damaged. The tail of the small animal can be conveniently and comfortably placed, and experimental sampling operation is also facilitated.
Owner:SHENZHEN INST OF ADVANCED TECH CHINESE ACAD OF SCI

Ceramic plug valve

The invention provides a ceramic plug valve which comprises a valve body, a cavity lining, channel linings, a plug, a stuffing box, a valve cover, a plug rod, a support and an execution mechanism. The valve body comprises a cavity located at the center and channels located on two sides, and the channels and the cavity are communicated. The cavity lining is made of a ceramic material and is bucket-shaped, the outer wall outline is meshed with the cavity of the valve body, the cavity lining is arranged in the cavity of the valve body, and a first through hole used for fluid to pass is formed in the outer wall. The channel linings are made of a ceramic material and are cylindrical, the channel linings are arranged in the channels of the valve body, the inner ends of the channel linings are connected with the first through hole in an abutting mode, and the outer ends extend to the outer portions of the channels. The plug is made of a ceramic material, a second transverse through hole for fluid to pass is formed in the plug, and the plug is arranged in the cavity lining in a rotating mode. The support is fixed on a valve cover or the valve body. The execution mechanism is fixed on the support, connected with the upper end of the plug rod and used for driving the plug rod to rotate. The valve enables the fluid to flow through the ceramic parts completely, the fluid does not need to be in contact with the non-ceramic parts, and the advantages of the ceramic material are fully reflected.
Owner:SCHRADER VALVE (XIAMEN) CO LTD

Superfluid helium refrigerator

The invention relates to a superfluid helium refrigerating machine which comprises a positive pressure compressor unit, a cold box, a helium pre-cooling module, a 4K cooling capacity obtaining module and a 2K cooling capacity obtaining module, and the helium pre-cooling module, the 4K cooling capacity obtaining module and the 2K cooling capacity obtaining module are all arranged in the cold box, and core refrigerating components such as the helium pre-cooling module, the 4K cooling capacity obtaining module and the 2K cooling capacity obtaining module are placed in the cold box. 4.5 K cooling capacity is obtained through series connection of multiple stages of turbine expansion units and high-pressure throttling refrigeration; a cold compressor unit and a negative pressure compressor are adopted for reducing pressure and cooling, and 1.8 K / 2K cooling capacity is obtained; according to the superfluid helium refrigerating machine, superfluid helium negative pressure return gas is directly compressed to medium pressure through the negative pressure compressor and is connected to an inlet of the high pressure compressor, the overall structure is compact, reliability and efficiency are high, the size is small, and the occupied area is small; and the precooling requirements of various application scenes can be met, and the applicability is wide.
Owner:TECHNICAL INST OF PHYSICS & CHEMISTRY - CHINESE ACAD OF SCI

Batch machining method for arc-shaped side keys and machining tool

The invention relates to a batch production method of arc-shaped side keys and a machining tool. By adopting a line contact machining mode, one machining tool can be adopted to conduct arc surface machining on a plurality of side keys at the same time, the machining efficiency is high, the tool loss is small, and the machining cost is low; blanking of the whole raw material plate is achieved in a stamping or laser cutting mode, the machining efficiency of the arc-shaped side keys is improved, and batch production of the arc-shaped side keys is achieved; and in addition, the side keys are machined and formed in the mode that a plurality of side key areas are distributed in the rectangular array mode, and the accuracy of the shapes and the positions of the arc surfaces formed when the arc surfaces of the side keys are machined through the machining tool is ensured.
Owner:DONGGUAN CHANGYING PRECISION TECH CO LTD

Superfluid helium refrigerator with independent load test cold box

The invention relates to a superfluid helium refrigerator with an independent load test cold box. Comprising a compressor unit, a refrigerator cold box, a load test cold box, a helium pre-cooling module, a multi-stage turbine expansion unit, a heat exchanger unit, a subcooler and a cold compressor unit which are all arranged in the refrigerator cold box, and a gas-liquid separator, a 50-75K temperature zone load, a 4.5-75K temperature zone load and a 2K load which are all arranged in the load test cold box, according to the superfluid helium refrigerating machine, a refrigerating part and a load testing part are separated through the refrigerating machine cold box and the load testing cold box, the load testing cold box is only used in the load cooling capacity testing stage and can be removed after the superfluid helium refrigerating machine is delivered to a user, and due to the design, the refrigerating machine cold box is compact in structure and high in reliability. The test load of each temperature zone is prevented from becoming idle heat capacity after the load test stage and occupying the cold box space of the refrigerator.
Owner:TECHNICAL INST OF PHYSICS & CHEMISTRY - CHINESE ACAD OF SCI

Easy-to-pick type packaging plate and preparation method thereof

PendingCN113002985AEasy to tear apart with bare handsPrevent fallingPackagingStructural engineeringMechanical engineering
The invention relates to an easy-to-pick type packaging plate and a preparation method thereof. The easy-to-pick type packaging plate comprises a bottom plate and a cover plate, wherein a plurality of containing pits are formed in the bottom plate at intervals and used for containing articles; and the cover plate is formed by compounding a sealing film and an easy-to-pick layer, the cover plate and the bottom plate are connected in a sealing manner, a plurality of easy-to-pick parts are pre-arranged at the positions, corresponding to the containing pits, of the cover plate in a spot-breaking or semi-cutting indentation manner, picking grooves and at least one folding mark are formed in each easy-to-pick parts in a spot-breaking or semi-cutting indentation manner, the picking grooves are formed in the easy-to-pick layer so that the easy-to-pick parts can be conveniently picked and torn, and the folding marks are arranged on picking paths of the easy-to-pick parts and used for enabling the easy-to-pick parts to be folded along the folding marks when the easy-to-pick parts are picked and stressed through the picking grooves so as to prevent the easy-to-pick parts from falling into the containing pits.
Owner:深圳市瑞驰致远科技有限公司

Wave-absorbing adhesive, preparation method thereof and wave-absorbing material

The invention relates to a wave-absorbing adhesive, a preparation method thereof and a wave-absorbing material. It is ensured that the wave-absorbing adhesive has high bonding strength, good system intersolubility and high dimensional stability by adopting a mode of taking a resin material with good radar transmission and dielectric transmission properties as matrix resin. A modified thermoplastic material with good radar transmission and dielectric properties is used as a toughening agent, so that the toughness and the strength of the wave-absorbing adhesive are improved; a dielectric loss type absorbent or a magnetic loss type absorbent is added, so that the wave-absorbing performance of the wave-absorbing adhesive is enhanced; and therefore, the finally obtained wave-absorbing adhesive not only has the mechanical properties of a structural adhesive, but also has a good radar wave absorption function, and can meet the requirements of a structural wave-absorbing material.
Owner:深圳市方科马新材料有限公司

Deep sea turbidity current two-phase separation device

The invention relates to a deep sea turbidity current solid-liquid two-phase separation device. Comprising a turbidity current separation cavity, a turbidity current inlet part arranged at the side edge of the turbidity current separation cavity, a flow guide separation assembly arranged in the turbidity current separation cavity, a seawater outlet part arranged at the top of the turbidity current separation cavity, and a sedimentation funnel arranged at the bottom of the turbidity current separation cavity, wherein the turbidity current inlet part is used for guiding deep sea turbidity current to flow into the turbidity current separation cavity according to a specified path; the flow guide separation assembly is used for changing the flowing direction of the deep sea turbidity current introduced from the turbidity current inlet part, so that particulate matters in the deep sea turbidity current are separated from seawater; the seawater outlet part is used for discharging seawater separated by the flow guide separation assembly; the settling funnel is used for discharging particulate matters separated out by the flow guide separation assembly, and the deep sea muddy current solid-liquid two-phase separation device can realize efficient solid-liquid two-phase separation in situ in deep sea and has the advantages of simple structure, low cost and high efficiency.
Owner:ZHEJIANG UNIV

Seawater desalination system based on variable-temperature fractionation generation

The invention relates to a seawater desalination system based on variable temperature fractionation generation. The system comprises a heat pump unit, a sea water separation unit connected to the heat pump unit, and an energy supply unit connected to the heat pump unit and / or the sea water separation unit, the heat pump unit is used for carrying out a sea water preheating process and a solution variable temperature fractionation generation process, the seawater separation unit is used for carrying out the seawater temperature-changing fractionation generation process, and the energy supply unit is used for providing heat sources for the seawater preheating process, the solution temperature-changing fractionation generation process and the seawater temperature-changing fractionation generation process.By establishing a temperature-variable fractionation generation process of seawater and a solution, the heat source utilization temperature span can be effectively expanded, the temperature matching between the seawater and solution fractionation generation process and the heat source is improved, the heat source utilization rate is increased, and the system energy consumption can be effectively reduced by introducing the heat pump unit.
Owner:TECHNICAL INST OF PHYSICS & CHEMISTRY - CHINESE ACAD OF SCI +1

Colloidal separator for lead-acid battery and manufacturing method thereof

The invention discloses a lead-acid battery colloidal separator and a manufacturing method of the lead-acid battery colloidal separator. The surface of the AGM separator is coated with a polymer colloid layer, and an anionic polyacrylamide water-soluble polymer is mixed with water. Mix according to the ratio of 5 to 10:1 by weight, and carry out gelation treatment to make polymer colloid, and coat the polymer colloid on the surface of the AGM separator to form a polymer colloid layer, the thickness of the polymer colloid layer is 0.01 ~1mm, and then dried to obtain a colloidal separator for lead-acid batteries. The colloidal separator is made of functionalized modified superabsorbent polymer and ultra-fine glass fiber material. After adding sulfuric acid electrolyte, the colloidal separator forms a gel-like substance with the functionalized modified superabsorbent resin to act as a colloidal electrolyte. Therefore, the problem of uneven perfusion of the colloidal electrolyte in the production process of the lead-acid battery is solved.
Owner:CHAOWEI POWER CO LTD

Optical-mechanical structure of head-up display system and assembling method of glued lens group of optical-mechanical structure

The invention relates to an optical-mechanical structure of a head-up display system and an assembling method of a glued lens group of the optical-mechanical structure of the head-up display system, and the optical-mechanical structure of the head-up display system comprises a projector unit, and a diffusion sheet assembly, a circular transmitting mirror assembly, a reflecting mirror group and the glued lens group which are sequentially arranged on a projection light path of the projector unit, the optical-mechanical structure of the head-up display system adopts a transmission-type optical path design, obtains a larger view field surface, realizes a longer projection distance, shortens the optical path and reduces the dimension by setting a turn-back optical path, avoids energy loss caused by multiple reflections, and ensures the brightness and definition of a projected image.
Owner:CHANGCHUN INST OF OPTICS FINE MECHANICS & PHYSICS CHINESE ACAD OF SCI

Method for transmitting locating information by cluster communication system by the aid of idle traffic channels

Disclosed is a method for transmitting locating information by a cluster communication system by the aid of idle traffic channels. The method is used for configuring a mobile terminal which can support short data teleservices in a standard cluster communication system which can achieve short data calling. The method comprises that the mobile terminal packages the locating information in the short data after receiving the locating information, and sends transmitting requests with specific identifications to the system; the cluster system queries whether idle traffic channels are available or not in traffic channel lists after receiving the requests, and instructs the mobile terminal by control instructions to transmit the locating information through the idle traffic channels if the idle traffic channels are available; the idle traffic channels receive calling request instructions which are sent by the mobile terminal, judge whether the calling request instructions are transmitting the locating information or not, accept and process the instructions if the instructions are sending the locating information, and transmit the analytic locating information to a scheduling system or a locating system of the system; and the idle traffic channels discard and do not process the instructions if the instructions are not sending the locating information. The utilization efficiency of system traffic channels is improved by means of utilization of the idle traffic channels in the present cluster communication system.
Owner:北京市万格数码通讯科技有限公司

A kind of macro-preparation device and method of carboxyl functionalized graphene

The invention discloses a macro preparation device and method of carboxyl functionalized graphene and belongs to the technical field of preparation of graphene. The macro preparation device comprisesa first dispersion kettle, an activation reactor, a first filtering and washing tower, a second dispersion kettle, a reaction kettle, a second filtering and washing tower, a third dispersion kettle, adrying tower, a first storage tank and a second storage tank, wherein the first dispersion kettle, the activation reactor, the first filtering and washing tower, the second dispersion kettle, the reaction kettle, the second filtering and washing tower, the third dispersion kettle and the drying tower are connected in sequence; the first filtering and washing tower, the first storage tank and thefirst dispersion kettle are connected in sequence; the second filtering and washing tower, the second storage tank and the second dispersion kettle are connected in sequence. The macro preparation device and method of the carboxyl functionalized graphene, disclosed by the invention, have the advantages of simple and compact structure, reasonable design, high continuous degree and less equipment investment; the carboxyl functionalized graphene can be efficiently prepared and the production cost is reduced.
Owner:CHANGZHOU HIGHBERY NEW NANO MATERIALS TECH CO LTD +1

Comprehensive testing device for EUV multilayer film optical element and testing method thereof

The invention relates to a comprehensive testing device of an EUV multilayer film optical element and a testing method thereof. The comprehensive testing device of the EUV multilayer film optical element comprises a testing unit, a gas injection module and an ArF laser module, the ArF laser module provides ArF laser for the testing unit. An EUV optical thin film sample surface pollution and control experiment is achieved in an ArF laser irradiation mode, the EUV optical thin film sample surface pollution and control experiment device has the advantages of being low in cost, convenient to use, closer to the actual working condition and safer, the gas injection module injects conversion working gas for the testing unit, and various different testing purposes can be achieved. By further changing the content of the environmental gas, the laser irradiation power and the irradiation time, the development requirements of various required EUV optical film sample surface pollution and control experiments can be met.
Owner:CHANGCHUN INST OF OPTICS FINE MECHANICS & PHYSICS CHINESE ACAD OF SCI

Double-module rejecting device

InactiveCN114366612AFully reflect the purposeFully reflect the advantagesVibration massageWorkspaceCrushed stone
The invention discloses a double-module rejecting device, and the device comprises a first rejecting assembly which comprises a first rejecting supporting part and a first rejecting moving part used for driving the first rejecting supporting part to vibrate, and a second rejecting assembly which comprises a second rejecting supporting part and a second rejecting moving part used for driving the second rejecting supporting part to vibrate. The second rejecting assembly comprises a second rejecting supporting piece and a second rejecting moving piece used for enabling the second rejecting supporting piece to vibrate; wherein the first row of supporting pieces and the second row of supporting pieces are spliced, a first working area is formed on the upper surface of the first row of supporting pieces, and a second working area is formed on the upper surface of the second row of supporting pieces. In this way, the vibration rejection equipment provided with the vibration device adjusts the working area and the working mode of the vibration rejection equipment in a self-adaptive mode, so that the effectiveness and the efficiency of stone crushing are improved.
Owner:NINGBO FIRST HOSPITAL

Framed large-span combined pre-stress highway bridge and preparation process thereof

The invention discloses a framed large-span combined prestress highway bridge and a preparation method thereof. The highway bridge comprises a framed bridge body, a composite bottom beam arranged on the lower part of the framed bridge body and a splay connecting bridge, wherein vertical tubes are arranged in the framed bridge body; a steel strand which produces prestress by virtue of tensioning is arranged in the vertical tube, and composite tube is arranged in the composite bottom beam; a connecting tube is arranged in the splay connecting beam; and steel strands which produce prestress by virtue of tensioning are arranged in the composite tube and the connecting tube. The process comprises the following steps: manufacturing bridge foundation; manufacturing the composite bottom beam; manufacturing the splay connecting beam; manufacturing the framed bridge body; manufacturing a transverse grid beam; and detaching moulds, assembling anchors, tensioning and anchoring and the like. According to the highway bridge and the preparation method thereof, the reinforced concrete bridge structure is optimized according to the working condition, the advantages of the framed structure is sufficiently represented by adopting a novel framed combined prestress process, so that the bearing capacity of the reinforced concrete bridge body is increased, and the target requirement of saving sources and materials can be fulfilled.
Owner:中海外交通建设有限公司
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