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Kit for detecting total polyphenol content in beverage, preparation method of kit and method for detecting total polyphenol content in beverage using kit
InactiveCN105021608AReduce color reaction timeHigh sensitivityMaterial analysis by observing effect on chemical indicatorWater bathsNutrition
The invention provides a kit for detecting the total polyphenol content in beverage, a preparation method of the kit and a method for detecting the total polyphenol content in beverage using the kit, and belongs to the field of food nutrition detection. The kit includes a coloring agent, a color stabilizer and a standard substance. According to the invention, an optimized Folio-Ciocalteu method is adopted; a beverage sample develops color after being subjected to a water bath reaction with a combined reagent at 45 DEG C for 0.5 h, and the color reaction time is reduced; the application of the kit to ultraviolet spectrophotometers and semi-automatic biochemical analyzers is simple, easy to operate and high in sensitivity, and a standard curve is not required, so that the detection time is greatly reduced, especially the application to the semi-automatic biochemical analyzers, the detection result can be read visually, and the detection difficulty is reduced; a plurality of beverage samples can be subjected to coloration and detection at the same time, so that the detection is efficient, accurate and fast, and batch detection is facilitated; therefore, the kit and detection method, provided by the invention, have great application prospects in detecting the total polyphenol content in liquid or solid beverage.
Owner:KUNMING UNIV OF SCI & TECH
Edible oil peroxide value measurement combined reagent and detection method
InactiveCN103245660AReduce typesReduce distractionsMaterial analysis by observing effect on chemical indicatorOil and greaseSulfosalicylic acid
The invention relates to measurement of peroxide values, and in particular relates to an edible oil peroxide value measurement combined reagent and a detection method. The edible oil peroxide value measurement combined reagent comprises a polarity organic solvent, a reducing agent, a color development reagent and a color development stabilizing agent, wherein the polarity organic solvent comprises ethanol with the mass concentration of 237-710 g / L in percentage by mass; the reducing agent comprises ferrous sulfate with the mass concentration of 1-20 g / L in percentage by weight; the color development reagent is a sulfosalicylic acid solution with the mass concentration of 300-1,000 g / L; and the color development stabilizing agent is a pyridoxamine dihydrochloride solution with the mass concentration of 20-800 g / L. By a colorimetric analysis method, the operation is quick and simple, and interference caused by heating on a detection result is reduced; the types of the needed detection reagents is few, and the reagents are convenient to combine and carry; and the edible oil peroxide value measurement combined reagent can develop and detect a plurality of oil samples at the same time, is uniform in developing, is low in toxicity and even non-toxic, and is safe and environmentally-friendly.
Owner:ZHEJIANG UNIV
Digital TV slave apparatus awoken/dormant bespeaking system and its method
InactiveCN101193199AEasy and fast operationAvoid time errorTelevision system detailsStatic indicating devicesTime errorAppointment time
A system for reserving wake-up / sleep mode of a slave apparatus of a digital TV by two-way communication is provided to operate a plurality of apparatuses quickly and simply, thereby preventing time error between apparatuses. A master apparatus(100) reserves and sets a wake up mode or a sleep mode of a plurality of slave apparatus(200) and each time. The master apparatus counts a reservation time set with regard to each slave. The master apparatus determines a wake up mode state or a sleep mode reservation mode state at the reserved time and checks an address and a connection state of a corresponding slave apparatus through two-way communication. The master apparatus converts the corresponding slave apparatus into a wake up mode or a sleep mode according to a reserved setting state.
Owner:NANJING LG TONGCHUANG COLOR DISPLAYS SYST CO LTD
Jaw type crusher material discharge port stepless adjustment apparatus
The invention relates to a jaw type crusher material discharge port stepless adjustment apparatus, wherein an overlay thickness of two completely same wedge shape blocks is changed to change the size of a material discharge port so as to achieve stepless adjustment of the material discharge port, and a hydraulic cylinder can be adopted to achieve automatic adjustment of the material discharge port, such that jaw type crusher material discharge port adjustment can achieve the optimal opening. In addition, operations have characteristics of convenience and labor saving.
Owner:南昌矿机集团股份有限公司
Rotary die bonding apparatus and methodology thereof
InactiveUS20110215134A1Easy and fast operationReduce vibrationCooking-vessel materialsWelding/cutting auxillary devicesVertical motionLinear actuator
Owner:SIM AH YOONG
Non-pull cord operated venetian blind
InactiveUS20050082019A1Easy and fast operationProtect safetySnap fastenersDoor/window protective devicesVenetian blindsCoupling
A non-pull cord operated Venetian blind includes a blind embodiment having left / right retaining cords led through both lateral sides thereof and fixed to a windowsill at the bottom ends thereof, and a pair of clamps securely sealed at both ends of a lower beam to clamp tight the retaining cords thereby. The clamp is made up of a movable plate and a fixed plate with a spring element attached there-between. A serrated retaining section and a serrated fixing section are disposed at the corresponding inner side of the movable plate and the fixed plate thereof respectively, tightly engaged via the spring element for holding the left / right retaining cords therein in clamping location, and a step-wise coupling section is disposed at the outer side of the fixed plate thereon to securely fix the clamps thereof onto both ends of the lower beam thereby. Thus, the clamps are pushed to the compress spring elements adapted therein and detach the retaining cords there-from so that the blind embodiment is easily adjusted up or down along the retaining cords thereof into a proper position before the pressing force is removed to clamp tight the retaining cords via the clamps and precisely relocate the blind embodiment at the proper position, providing a non-pull cord Venetian blind to effectively protect the safety of children in the household. Besides, a pair of clamping devices with push rods can also be adapted to both ends of the lower beam with the same effect thereof.
Owner:NIEN LESLIE
Method and device of realizing uppdating of single processor software
InactiveCN1564131AImprove operational efficiencySave the operation processProgram loading/initiatingMicrocontrollerProgrammable logic device
The method is suitable to updating version of software stored in flash memory connected to single chip. A programmable logic part is utilized to switch over signal level of EA pin of single chip so that in procedure of updating version, the single chip is controlled to run from internal own memory space. After updating, version of software is called from the flash memory. The updating device includes a single chip, a RAM, a flash memory, and a programmable logic part. Comparing with prior art, the disclosed method does not need to move program codes to RAM, which will consume RAM resource, and causes complex dividing data memory space.
Owner:ZTE CORP
Table frame capable of being quickly installed and lifting platform
PendingCN108783887AEasy and fast operationSimplified assembly stepsVariable height tablesFeetFirst insertionEngineering
The invention discloses a table frame capable of being quickly installed and relates to the field of furniture equipment. The table frame comprises a cross beam, a lifting column is installed on the cross beam, and a locking groove is formed in the cross beam and comprises a first insertion segment and a first locking segment which are communicated with each other; a lock pin is arranged on the lifting column, and a locking part is movably installed on the cross beam and has an unlocking state and a locking state; under the unlocking state, the lock pin is assembled from the first insertion segment and enters the first locking segment; under the locking state, the locking part is clamped to the lock pin, the lock pin is limited in the first locking segment, and accordingly the lifting column is fixedly connected with the cross beam. The invention further discloses a lifting platform. The table frame has the advantages of being more quick and convenient to assemble.
Owner:ZHEJIANG JIECHANG LINEAR MOTION TECH
Fastener for steel pipe scaffold butting
InactiveCN101122173AEasy and fast operationImprove efficiencyScaffold connectionsSteel tubeConstruction industry
The invention relates to a steel-tube scaffold connecting piece in the construction industry, in particular to a joint locking piece. The structure is characterized in that a half and half open and close conical bolt body is regarded as the main body, the upper and the lower end of which respectively fasten the end of two short vertical posts, the middle part is radially provided with a channel and a port going through a big transverse rod, and both sides of the main body with the end in the horizontal right angle direction are provided with a jacket, a vertical post, an arch surface support plate, a lock hook and a semi-round press plate for insertion and hanging of a small transverse rod during installation. The conic bolt is screwed up and locks tight the vertical post, the big transverse rod; the small transverse rod is inserted and hanged to the vertical post of the jacket, and is chocked by the semi-round press plate. When used as a heavy frame, the fastness and vertical bearing capability of the short vertical post structure totally equal to those of a bowl-type steel-tube scaffold, so as to save the welding cost and is convenient in collective storage and transportation. As a novel steel-tube scaffold, the invention is convenient and fast in operation, safe and reliable, labor intensity saving and application in large scope.
Owner:姜中璋
Vibrating-type seam pressing and jointing integral machine for cement concrete pavement
InactiveCN102392410AEasy and fast operationLow costPaving detailsRoads maintainenceRear quarterSprocket
The invention provides a vibrating-type seam pressing and jointing integral machine for a cement concrete pavement, relating to a seam pressing and jointing machine for a cement concrete pavement. The machine provided by the invention can be used for solving the problem that the construction quality is hard to ensure because seaming and paneling are realized through two processes in the operationprocess of seam pressing and seaming mechanical equipment. The machine is characterized in that a blade is connected to a tool rest, a vibrating upright post is arranged on the tool rest in a penetrating manner, and the left and right sides of the tool rest are provided with bearing pillars; the lower ends of the bearing pillars are connected to a backing plate, and adjusting seats are sleeved onthe bearing pillars; a chain wheel and a handle are arranged on a cross bar; a roller bracket is positioned below a side plate of a main bearing plate; the roller bracket is connected with the side plate of the main bearing plate through a supporting screw and is internally provided with a roller; the main bearing plate is provided with a jointing guard plate, and the side plate of the main bearing plate is internally provided with a spring bracket; and a pushing screw is connected with a joint plate and a pressing plate after passing through the side plate of the main bearing plate and the spring bracket, and a thrust spring is sleeved on the pushing screw. The machine provided by the invention can be used for performing seam pressing and jointing operation on the cement concrete pavement.
Owner:HARBIN INST OF TECH
Polyurethane foam filled ring foaming mold
The invention provides a polyurethane foam filled ring foaming mold. The polyurethane foam filled ring foaming mold comprises a female mold, a male mold and an injection structure, wherein the femalemold comprises a left female mold and a right female mold, after the left female mold and the right female mold are assembled, a cavity is formed inside the left female mold and the right female mold,the left female mold and the right female mold are detachably connected, the male mold comprises an upper male mold and a lower male mold, after the upper male mold and the lower male mold are assembled, the upper male mold and the lower male mold cooperate with the cavity of the female mold to define a mold cavity, the mold cavity is suitable for formation of the polyurethane foam filled ring, and the injection structure is arranged on the female mold and suitable for injecting a polyurethane foam material into the mold cavity. According to the polyurethane foam filled ring foaming mold, thefemale mold and the male mold both can be smoothly detached, during demolding, it can be avoided that demolding directly acts on the product, it is avoided that prying, beating and other operation damage the product, and an injection opening can be rapidly sealed after the foam material forms for a certain extent; and the appearance of the product is smooth, and no redundant structure exists.
Owner:北京玻钢院复合材料有限公司
Toaster
A toaster is disclosed, which comprises a baking chamber arranged in a shell; the baking chamber is provided with a bread slice inlet and is transversely or obliquely arranged, and the bottom or the side of the baking chamber is provided with a bread slice outlet. The bread slice outlet is provided with first movable doors which are provided with an electric heating element and a protective net. The first movable doors are hinged or arranged at the bottom or the side of the baking chamber in a sliding way. Two first movable doors are symmetrically arranged. The end of the first movable door or the protective net is provided with a shift fork for the resetting of the first movable door, a rear plate positioned behind the baking chamber is correspondingly provided with a guide groove, and one end of the shift fork passes through the guide groove and is then connected with an ejection plate in a reset mechanism arranged on the rear plate. A bread slice storage chamber is arranged below the baking chamber. The invention has the characteristics of simple and reasonable structure, flexible operation, easiness for heat preservation and good taste.
Owner:GUANGDONG XINBAO ELECTRICAL APPLIANCES HLDG CO LTD
Operation and maintenance monitoring connection establishing method and terminal equipment
ActiveCN108965403AEasy and fast operationImprove low efficiencyData switching networksTerminal equipmentComputer terminal
The invention is suitable for the technical field of communication, and provides an operation and maintenance monitoring connection establishing method and terminal equipment. The method comprises thesteps that the monitoring data transmitted by the equipment to be monitored are received, wherein the monitoring data include the identity marker of the equipment to be monitored; existence of the historical monitoring data corresponding to the identity marker is judged, and the first monitoring item of the equipment to be monitored is acquired from the monitoring data if there are no historicalmonitoring data corresponding to the identity marker; and operation and maintenance monitoring connection with the equipment to be monitored is established according to the identity marker and the first monitoring item. The operation and maintenance monitoring connection with the equipment to be monitored can be automatically established without manually creating the monitoring item so that the operation and maintenance monitoring establishing operation is simple and quick and high in efficiency.
Owner:PING AN TECH (SHENZHEN) CO LTD
Crossbar-type cable backwinding apparatus
InactiveCN105119230AEasy and fast operationImprove work efficiencyArrangements using take-up reel/drumConductor CoilWorkstation
The invention discloses a crossbar-type cable backwinding apparatus. The crossbar-type cable backwinding apparatus comprises a foundation support, wherein a support rod extending along the horizontal direction is arranged above the foundation support, the support rod is provided with a winding tray which is adaptive to a cable in a dead-axis rotating and sleeving manner, the foundation support is also provided with a lifting apparatus capable of driving the support rod to move along the vertical direction, and the support rod is detachably arranged on the top of the lifting apparatus. In the assembling application process, after the support rod and the winding tray are adjusted to a workstation of an appropriate height by virtue of the lifting device, the winding tray rotates along a dead axis, so that the cable is wound onto the winding tray, after the cable is completely wound, a paying-off operation can be implemented by rotating the winding tray reversely, and the entire cable backwinding operation is completed. The crossbar-type cable backwinding apparatus is simple and rapid in the entire operation process, capable of greatly alleviating the labor intensity of workers, and relatively high in operation efficiency.
Owner:STATE GRID ZHEJIANG CIXI POWER SUPPLY +2
Pipe and pipe sheet expanded connection method
ActiveCN103752709AExpansion residual stress is smallImprove stress corrosion resistanceHeat exchange apparatusClassical mechanicsEngineering
The invention discloses a pipe and pipe sheet expanded connection method which includes the steps: (1) assembling a pipe and a pipe sheet; (2) adjusting expanded connection pressure and pressure maintaining time; (3) connecting a joint of the pipe and the pipe sheet in an expanded manner. By the expanded connection method, stress corrosion resistance and seismic resistance of the joint of the pipe and the pipe sheet can be improved, expanded connection pressure is uniform, expanded connection quality is stable, operation is rapid, simple and convenient, and expanded connection is efficient.
Owner:SICHUAN LUTIANHUA
A locking structure for connector fitting insertion
PendingCN107332044AEasy and fast operationPrevent over-matingCoupling device detailsStructural engineeringMechanical engineering
The invention discloses a locking structure for connector fitting insertion. The locking structure is characterized in that the structure comprises a clamping slot mechanism arranged on a male end rubber core or a female end rubber core, an elastic buckling component arranged on the female end rubber core or the male end rubber core and a lock sleeve which sleeves the outside of the rubber core where the elastic buckling component is located, wherein a pair of anti-drop convex ribs connected with the rubber core where the elastic buckling component is located are arranged on the inner wall of the lock sleeve; and a pair of pushing bosses cooperating with the elastic buckling component is also arranged on the inner wall of the lock sleeve. The elastic buckling component is a high and low double-layer U-shaped spring sheet; the spring sheet of the lower layer is inserted and matched with the slot mechanism; and the spring sheet of the upper layer is matched with the pushing bosses in a buckled and inserted mode. According to the locking structure for connector fitting insertion, through cooperation between the elastic buckling component and the lock sleeve, rapid insertion and pulling between the male and the female rubber cores are realized; no tool needs to be used; and the operation is convenient and fast.
Owner:苏州丰年科技股份有限公司
Rotating disc type cable backwinding device
The invention discloses a rotating disc type cable backwinding device. The rotating disc type cable backwinding device comprises a base, a fulcrum bar extending in the horizontal direction is arranged above the base and sleeved with a winding roll matched with a cable, and a driving device capable of driving the winding roll to rotate in a fixed shaft manner is arranged at one end of the fulcrum bar; a rotary disc is arranged on the base in a fixed-shaft rotation manner, and the rotating shaft extending direction of the rotary disc is coincident with the vertical direction; and a lifting device capable of driving the fulcrum bar to move in the vertical direction is arranged on the rotary disc, and the fulcrum bar is detachably arranged at the top of the lifting device. By means of the rotating disc type cable backwinding device, the cable backwinding process is relatively simple, convenient and efficient.
Owner:STATE GRID ZHEJIANG CIXI POWER SUPPLY +2
Control method and control device for virtual identification of electronic equipment
PendingCN106775236AEasy and fast operationEasy to use with one handInput/output processes for data processingElectric equipmentElectronic equipment
The invention provides a control method and a control device for a virtual identification of electronic equipment. A touch display screen is arranged on the first surface of the electronic equipment; a first touch part is arranged on the second surface of the electronic equipment. The method comprises the following steps: displaying an operation interface on the touch display screen, judging whether the touch display screen completely displays the operation interface or not, and if the touch display screen completely displays the operation interface, selecting the virtual identification on the touch display screen according to a sliding signal of the first touch part; if the touch display screen does not completely display the operation interface, displaying a mouse cursor on the operation interface, and controlling the mouse cursor to move on the touch display screen according to the sliding signal of the first touch part. The control device is a device for implementing the control method. The control method and the control device enable a user to quickly select the virtual identification.
Owner:珠海市横琴新区龙族科技有限公司
High-rigidity wear-resistant nylon wheel forming device
ActiveCN111571894AImprove processing efficiencyEasy and fast operationDomestic articlesCoatingsMoulding deviceElectric machinery
The invention discloses a high-rigidity wear-resistant nylon wheel forming device which comprises a lower die, an upper die, a rotation drive mechanism supported on the bottom part of the lower die, and a pressing mechanism arranged above the upper die. The rotation drive mechanism comprises a first motor and a rotary plate connected with an output shaft of the first motor; the bottom part of thelower die is coaxially and fixedly connected to the rotary plate; a lower clamping plate is rotatably arranged on the outer wall of the lower die in a sleeving way; the upper die is movably arranged above the lower die; the upper die and the lower die are connected through a guiding mechanism; a cavity for forming a nylon wheel is formed between the upper die and the lower die; a through hole coaxial to the rotary plate is formed in a shell of the upper die; two annular limiting lugs are distributed in the through hole along the axial direction; and the pressing mechanism comprises a pressingplate, a material injection pipe fixed onto the pressing plate, and an upper clamping plate fixed to the bottom part of the pressing plate. The high-rigidity wear-resistant nylon wheel forming deviceprovided by the invention is simple in structure, convenient to use during die opening and closing, capable of being rotated as a whole after the upper die and the lower die are formed, used for forming the nylon wheel by utilizing a centrifugal force, ingenious in structure design, and high in working efficiency.
Owner:金寨宏伟新材料有限公司
Sleeving component for emergency reconstruction of blood vessels and intestinal tubes
The invention relates to the field of medical apparatus, in particular to a sleeving component for emergency reconstruction of blood vessels and intestinal tubes. The sleeving component for the emergency reconstruction of blood vessels and intestinal tubes comprises a connecting cannula and a tightening piece; at least one annular tightening groove vertical to the axial direction of the connecting cannula is formed in the outer surface of the cavity wall of each of two ends of the connecting cannula; the tightening piece is matched with the tightening grooves, after the tightening piece is tightened, ends of two blood vessels or intestinal tubes are respectively connected with two ends of the connecting cannula. The sleeving component for the emergency reconstruction of blood vessels and intestinal tubes is easy, fast and convenient to operate and capable of quickly constructing a temporary blood flow or intestinal tract passage.
Owner:FUZHOU GENERAL HOSPITAL OF NANJING MILITARY COMMAND P L A
Integrated composite filter element component
InactiveCN104891691AEasy and fast operationReliable connectionMultistage water/sewage treatmentExternal connectionComposite filter
The invention discloses an integrated composite filter element component comprising a shell and a composite filter element body arranged in the shell, wherein multiple opening parts are arranged on the shell, each opening part is provided with an opening, the multiple openings comprise at least one inlet and at least one outlet, and at least two of the opening parts form an inside-outside nested linking structure. According to the integrated composite filter element component disclosed by the embodiment of the invention, the compounding of the multiple opening parts is realized to ensure that the numbers of the opening parts and the openings on the integrated composite filter element component can be reduced; and moreover, the connection between the multiple opening parts and corresponding external connection parts can be realized by virtue of single-step connection, and the operation is simpler, more convenient and fast.
Owner:FOSHAN SHUNDE MIDEA WATER DISPENSER MFG +1
Manual vacuum valve operation mechanism used for nuclear
ActiveCN106704682AEasy and fast operationEasy to operateOperating means/releasing devices for valvesFlangeDrive shaft
The invention relates to the technical field of vacuum valve operation and particularly discloses a manual vacuum valve operation mechanism used for the nuclear. In the operation mechanism, the right side of a box body of a cylindrical structure is sealed through a flange assembly, a shaft is fixed inside the box body through a shaft sleeve arranged on a middle hole in the flange assembly on the right side, and the shaft is made to be connected with a sliding block assembly right side structure threaded pair arranged in the box body in a matched manner; the right side structure in the sliding block assembly sleeves the inside of a left side structure, and a disc spring installed between the right side structure and the left side structure makes the right side structure clamped in the left side structure be relatively compressed relative to the left side structure; and the lower end of the sliding block assembly right side structure is provided with a hole matched with the end of a lower valve body level assembly, and leftwards and rightwards movement of the sliding block assembly drives the end of the lower valve body level assembly to move leftwards and rightwards. According to the manual vacuum valve operation structure, the connection mode of the sliding block assembly and a transmission shaft can be utilized, a valve core is manually controlled to perform valve operation of horizontal movement or swing movement and sealing, operation is convenient and fast, and labor is saved.
Owner:中核第七研究设计院有限公司
Address book generating method, address book generating device and mobile terminal
InactiveCN105450823AEasy and fast operationIt is convenient to set or view the basic information of contactsSubstation equipmentPoint of entryAddress book
The invention discloses an address book generating method, an address book generating device and a mobile terminal. The method comprises the following steps: acquiring the information of each contact, wherein the information includes basic information and at least one piece of entrance information, the basic information includes head portrait, name and phone number, and the at least one piece of entrance information includes operating entrance information and / or setting entrance information; and storing the information of each contact according to a default template to generate an address book, and making the information of any triggered contact in the address book displayed on the same interface. According to the address book generating method, the address book generating device and the mobile terminal disclosed by the embodiments of the invention, users can set or check the basic information of the contacts on the same interface easily, operation is convenient, simple and quick, and the mobile terminal is convenient for users to use.
Owner:KINGSOFT
Vibrating-type seam pressing and jointing integral machine for cement concrete pavement
InactiveCN102392410BEasy and fast operationLow costPaving detailsRoads maintainenceRear quarterSprocket
Owner:HARBIN INST OF TECH
Upper plate frame of photoetching machine
InactiveCN111965953ASimple, convenient and fast operationEasy and fast operationPhotomechanical exposure apparatusMicrolithography exposure apparatusStructural engineeringMechanical engineering
The invention discloses an upper plate frame of a photoetching machine. The upper plate frame comprises a connecting plate and two sliding blocks, and a limiting groove is formed in the bottom of theconnecting plate; two mounting blocks are connected into the limiting groove in a sliding manner; a transmission mechanism is arranged between the two mounting blocks and the limiting groove; and thetwo sliding blocks are each provided with a mounting groove. The two mounting blocks extend into the mounting grooves in the same side correspondingly. The two mounting grooves are each internally provided with two clamping grooves, the two clamping grooves are each internally provided with a pushing mechanism, clamping mechanisms are arranged between the two mounting blocks and the clamping grooves in the same side, the upper end of the connecting plate is provided with an extending groove, and the two extending grooves are each internally provided with an extending mechanism connected with the mounting block on the same side. The upper plate frame is reasonable in structure, capable of achieving rapid mounting and dismounting between the connecting plate and the sliding block, easy and rapid to operate, sufficient in stability, capable of adjusting the size of the plate face of the connecting plate, capable of conducting more stable supporting, capable of being suitable for differentrails and good in practicability.
Owner:ADVANCED DIGITAL SCREEN SYST INC
Comprehensive monitoring and protecting device for traction power supply of urban rail transit
InactiveCN114778899AReal-time detectabilityReal-time protectionTesting electric installations on transportMeasurement instrument housingStructural engineeringTraction power supply
The invention discloses an urban rail transit traction power supply comprehensive monitoring protection device, and relates to the technical field of monitoring protection. The comprehensive monitoring and protecting device for the traction power supply of the urban rail transit comprises a main body device, the main body device comprises a shell, a monitoring device is arranged in the shell and comprises a base, the lower surface of the base is fixedly connected with the middle of the lower inner wall of the shell, and vertical plates are fixedly connected to the left side and the right side of the upper surface of the base; the upper ends of the two vertical plates jointly penetrate through and are rotationally connected with a main column through a bearing, the outer side of the main column is fixedly sleeved with a rotating cylinder, a cylinder groove is formed in the surface of the rotating cylinder, the cylinder groove is annular and obliquely formed, a groove column is slidably inserted into the cylinder groove and matched with the cylinder groove, and the middles of the faces, close to each other, of the two vertical plates are jointly connected with a lower plate. The comprehensive monitoring and protecting device for the traction power supply of the urban rail transit can detect and protect the traction power supply system of the urban rail transit in real time.
Owner:NANJING VOCATIONAL UNIV OF IND TECH
Rapid nailing device for carton manufacturing
ActiveCN111231406AEasy and fast operationImprove nailing efficiencyBox making operationsPaper-makingElectric machineryStructural engineering
The invention relates to the technical field of packaging cartons, in particular to a rapid nailing device for carton manufacturing. The rapid nailing device for carton manufacturing aims to accurately nail the side wall of a carton, enhance the stability of the carbon in the using process and enable the nailing efficiency to be high. According to the technical scheme, the rapid nailing device forcarton manufacturing comprises a support, a mounting frame, a fixed supporting plate, a circular sliding rail, a first rotating shaft, a first motor and the like, wherein the mounting frame is fixedly mounted on one side surface of the support, the fixed supporting plate is fixedly mounted on one side surface of the mounting frame, the circular sliding rail is fixedly mounted on one side surfaceof the fixed supporting plate, and the first motor is fixedly mounted on one side surface of the support. Eight placing devices are driven by a placing disc to rotate anticlockwise, the placing devices rotate anticlockwise to bring the carton needing to be nailed to the rear side of the nailing device, the nailing device can rapidly nail the carton, and the carton nailing efficiency is high.
Owner:台州富联包装股份有限公司
Concrete pole pouring system and method
PendingCN112873515AShorten the timeEasy and fast operationMouldsShaping reinforcementsPistonStructural engineering
The invention discloses a concrete pole pouring system and method. In order to improve the compactness of an electric pole and enhance the strength of the ultrahigh-performance electric pole, the system comprises a concrete mixing bin, a concrete pump machine, an electric pole outer mold, a sealing piston and an electric pole inner mold. A feeding channel is arranged between the concrete mixing bin and the concrete pump machine, the electric pole inner mold is arranged in the electric pole outer mold, the top of a grouting barrel is arranged on the inner side of the bottom of the electric pole outer mold, and a grouting opening is formed in the side wall of the grouting barrel. The grouting opening is connected with the concrete pump machine through a concrete conveying pipe, the sealing piston can movably stretch into the space in the grouting barrel, and the electric pole outer mold is connected with a transposition power system.
Owner:长子县金鑫机械电杆有限公司
Quenching furnace device capable of realizing continuous quenching of multiple samples
PendingCN114107628AImprove efficiencyEasy and fast operationFurnace typesHeat treatment furnacesEngineeringStructural engineering
The invention relates to a quenching furnace device capable of realizing continuous quenching of multiple samples. The quenching furnace device comprises an upper cover, a furnace tube, a lower cover, a base and a plurality of hooks, the upper cover and the lower cover are detachably and hermetically connected with the furnace tube respectively; the upper cover comprises an upper cover shell and a rotating body, the rotating body comprises a rotatable part and a fixed part, a circle of groove is formed in the upper surface of the fixed part, and a falling notch is formed in the groove; a circle of convex edge is arranged at the bottom of the rotatable part, and a plurality of limiting notches penetrating through the upper surface of the rotatable part are formed in the convex edge; the upper surface of the rotatable part is fixedly connected with a force transmission column, the multiple hooks are hung on the edge of the groove, the hooks are located in the limiting notches in a one-to-one correspondence mode, and the quenching medium container is right opposite to the lower portion of the furnace tube. Through the arrangement of the rotating body, a plurality of groups of samples can be hung at the same time, and each group of samples fall off from the falling notch, so that continuous quenching is realized, and the efficiency of the whole quenching process is greatly improved.
Owner:AVIC BEIJING INST OF AERONAUTICAL MATERIALS +2
Simple and rapid determination method for alcoholic strength of 40-50DEG wine
InactiveCN107655843AGood accuracy and reliabilityEasy and fast operationPreparing sample for investigationColor/spectral properties measurementsDouble strandedHybrid system
The invention utilizes the principle that melting can occur to DNA fragments in an ethanol-containing system and cause absorbance change under 260nm wavelength and establishes a new alcoholic strengthdetermination method. Directed at 40-50DEG wine, the invention screens out an appropriate short double-stranded DNA fragment hybrid system shown as SEQ ID NO:1-2, establishes a standard curve equation of the absorbance x and wine sample alcoholic strength y as y=9.1096x+38.38 (y is less than or equal to 50 and greater than or equal to 40). The alcoholic strength determination method provided by the invention is suitable for determination of 40-50DEG wine, has the advantages of good accuracy and reliability, no need for distillation and safety, simple and rapid operation, small wine sample amount, and low price, and is suitable for 40-50DEG wine alcoholic strength determination practice of wineries.
Owner:黄种山
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