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High-strength and high-elasticity organic silicon light-cured 3D printing material and preparation method thereof
PendingCN119529281AImprove thermal stabilityImprove mechanical propertiesAdditive manufacturing apparatus3D object support structuresPolymer scienceUltraviolet lights
The invention relates to a high-strength and high-elasticity organic silicon light-cured 3D printing material and a preparation method thereof.The preparation method comprises the steps that multi-arm vinyl silicone oil with macrocyclic phenyl siloxane as a core, a polysiloxane polymer containing silicon-hydrogen groups, filler and auxiliaries are mixed and stirred to be uniform according to the mass percent, then a photoinitiator is added, the mixture is stirred to be uniform, and the high-strength and high-elasticity organic silicon light-cured 3D printing material is obtained; the organic silicon photosensitive resin material is prepared. According to the preparation method, the ultraviolet light is adopted to initiate local short-time curing of the addition type organic silicon material, rapid curing forming of the organic silicon material in the photocuring 3D printing process is achieved, and a formed part is colorless and transparent and has good mechanical performance. Vinyl silicone oil used in the process method is multi-arm vinyl silicone oil, has the characteristics of excellent thermal stability, good mechanical property, low dielectric constant, excellent biocompatibility and the like, has a three-dimensional and regular structure and high surface functional group density, and can increase crosslinking sites of hydrosilylation reaction to form a compact crosslinked network structure; the mechanical property of the material is improved.
Owner:HUBEI XINGRUI SILICON MATERIAL CO LTD +1
Phosphorus-based negative electrode material with coating structure and preparation method and application thereof
PendingCN119674006ASmall volume expansionAlleviate volume expansionMaterial nanotechnologySecondary cellsElectrical batteryAdhesive
The invention belongs to the technical field of battery negative electrode materials, and particularly relates to a phosphorus-based negative electrode material with a coating structure as well as a preparation method and application of the phosphorus-based negative electrode material. On the basis of the prior art, nano nickel phosphide, red phosphorus and carbon nanospheres are subjected to ball milling to prepare a main body phosphorus-based material, and then the main body phosphorus-based material is coated with a coating layer prepared from a nanofiber material, pyrrole and 5-azaindole, so that the coating layer of the phosphorus-based negative electrode material has elasticity, the volume expansion rate of the phosphorus negative electrode material is reduced, and the service life of the phosphorus negative electrode material is prolonged. According to the nickel phosphide-based negative electrode material and the preparation method thereof, the interface interaction between the phosphorus-based negative electrode material and the binder is enhanced, the prepared nickel phosphide grows on the black phosphorus nanosheet, so that the nickel phosphide has good dispersity, the nickel phosphide nanocrystals can be effectively prevented from being agglomerated, and the energy storage capacity of the nickel phosphide is improved; and after the 5-hydroxy vanillin is grafted, the adhesive has excellent wet adhesion resistance, and can prevent the dissolution of phosphorus element, so that the cycle efficiency of the electrode is improved.
Owner:南京宁嘉新材料科技有限公司
Self-locking and anti-loosening structure of photovoltaic support and basic connecting piece
The invention provides a self-locking and anti-loosening structure of a photovoltaic support and a basic connecting piece, and relates to the technical field of self-locking and anti-loosening structures. The self-locking and anti-loosening structure of the photovoltaic support and the foundation connecting piece comprises a plurality of self-locking mechanisms, a plurality of anti-loosening mechanisms, two vertical rods, two cross rods and four connecting piece bodies, and the plurality of self-locking mechanisms comprise a plurality of bolts, a plurality of reinforcing rings, a plurality of upper nuts, a plurality of lower nuts and a plurality of limiting rings. The bolt is sleeved with the upper nut, the bolt is sleeved with the lower nut, when the bolt is sleeved with the lower nut, the limiting block slides into the limiting groove, the lower bolt can be rotated by upwards supporting the limiting ring, the embedded ring of the lower bolt enters the inner groove, the annular groove is clamped into the annular groove, and therefore the lower nut is fixed more firmly; and the limiting ring is clamped with the convex block due to the reduction of self weight, so that rotation is limited, the nut is self-locked and clamped more firmly, and the connecting piece main body is effectively prevented from loosening.
Owner:中国电建集团贵州工程有限公司
Sole suitable for long-term standing
The utility model discloses a sole suitable for standing for a long time, which belongs to the technical field of soles and comprises an insole and an insole which are matched with each other. Accommodating grooves are formed in the positions, located at the heel and the arch part, of the insole, elastic bag bodies are arranged in the accommodating grooves, the insole is located above the insole, and under the combined action of the elastic bag bodies, the insole and the insole, the sole is supported more closely, and the sole is more elastic. The insole is provided with an extrusion part protruding downwards at the heel position, and the insole is provided with a supporting part recessed upwards at the arch position. During standing, the extrusion part extrudes the elastic bag body to move towards the supporting part. Due to the special structural design of the insole, the insole can be tightly supported after the elastic bag body is deformed, so that the supporting surface of the insole to the sole of the foot is increased, the sole of the foot is stressed more uniformly, and foot injury caused by concentrated stress is avoided.
Owner:NING XIA JIE NENG TONG SHU ZI KE JI YOU XIAN GONG SI
Carbon fiber unmanned aerial vehicle part adsorption forming die
The utility model relates to adsorption forming technical field, concretely to a kind of carbon fiber unmanned vehicle spare part adsorption forming mould, comprising: mould equipment, the top surface of mould equipment is equipped with placing groove, the inside of placing groove is provided with placing plate, the top surface of placing plate is placed with mould core, the top surface of mould equipment is laid with carbon fiber plate, the left side wall of mould equipment is provided with pressing plate, the right side wall of mould equipment is provided with heating plate;Cooling structure is installed on the mould equipment.The utility model is set up between pressing plate and heating plate and is set up turnover plate, after turnover turnover plate, polyurethane elastic film can be pressed in mould core and the top surface of shaped carbon fiber plate, polyurethane elastic film has elasticity, mould core and shaped carbon fiber plate can form corresponding shape on polyurethane elastic film surface, after liquid is passed into inside of liquid cavity, carbon fiber plate can be cooled and cooled, accelerate the cooling speed of carbon fiber plate, improve the production efficiency of spare part.
Owner:NANJING HEMAO AUTOMATIZATION TECH CO LTD
Silicone sensors and sensing devices
ActiveCN111631721BelasticImprove detection accuracySensorsDiagnostic recording/measuringSilica gelMechanical engineering
The present invention discloses a silicone sensor, comprising a silicone shell, an elastic pipe and a silicone layer, wherein the elastic pipe is arranged in the silicone shell, the cavity of the elastic pipe is filled with fluid, a sealing member is arranged at one end of the elastic pipe, and a sensing component is arranged at the other end, and the sensing component seals the other end of the elastic component; the silicone layer is filled between the silicone shell and the elastic pipe; a pressure measuring tube close to the elastic pipe is arranged outside the elastic pipe, and a plurality of pressure measuring holes are opened along the axis of the pressure measuring tube, the silicone layer is pressurized to flow into the pressure measuring hole and squeeze the elastic pipe, and the pipe wall of the elastic pipe is pressurized to make the fluid in the elastic pipe flow to the end and squeeze the sensing component. The silicone sensor of the present invention can sense the force received by various parts of the silicone shell, and has high detection accuracy; the silicone shell and the silicone layer are elastic, can adapt to different parts of the human body, and will not be permanently deformed during long-term use, and has a wide range of applications.
Owner:GUANGDONG ANJIELI SPORTS REHABILITATION CO LTD
Rice threshing device convenient to clean
PendingCN119522738Aeasy to cleanImprove work efficiencySaving energy measuresThreshersAgricultural engineeringStructural engineering
The invention relates to the technical field of agricultural instruments, and discloses a rice threshing device convenient to clean, which comprises a frame body, a threshing bin arranged on the frame body and a storage box arranged below the threshing bin, the threshing bin comprises a box body, a bin cover is movably arranged on the box body, a feeding port is formed in the front wall of the box body, and a waste outlet is formed in the rear wall of the box body. A screen is arranged at the bottom of the box body; a roller is movably arranged in the box body, and a rotating wheel connected with the roller is arranged on the outer side of the box body; a gasoline rotating device is arranged on the side face of the box body and connected with the rotating wheel. The roller comprises a rotating shaft connected with the rotating wheel, the two ends of the rotating shaft are arranged on the box body, at least two round covers are arranged on the rotating shaft, at least two connecting rods are arranged on the round covers in a penetrating mode, and a plurality of protruding teeth are arranged on the connecting rods. Through holes are symmetrically formed in the tops of the side walls of the storage box. The device not only improves the threshing efficiency of rice and reduces the complexity of manual operation, but also makes an important contribution to the guarantee of seed purity.
Owner:FUJIAN NANPING AGRI SCI INST
Aerosol cosmetic composition and aerosol cosmetic
The present invention aims to provide an aerosol cosmetic which is simple in formulation design and stably forms a good-quality foam with good sprayability, and an aerosol cosmetic composition for manufacturing the same. The above object is achieved by an aerosol cosmetic composition containing hydroxypropyl methylcellulose having a ratio (E' / E") of surface area elasticity (E') to surface area viscosity (E") of 5.0 or more in a 0.2 mass% aqueous solution at 25°C, an organic solvent, and water.
Owner:SHIN ETSU CHEMICAL CO LTD
A new elastic composite flat diaphragm
The utility model relates to diaphragm technical field, concretely is a kind of novel elastic composite flat diaphragm, the flat diaphragm includes support and diaphragm component, hollow hole is opened in the support, the diaphragm component is fixed on support, and hollow hole is completely shielded, the diaphragm component includes elastic membrane layer and the metal layer being arranged on the upper and lower ends of elastic membrane layer, electrically conductive coil is arranged at hollow hole on the metal layer, the both ends of electrically conductive coil are all provided with conducting point, and the conducting point and electrically conductive coil are electrically connected, and the protective layer is provided on the end face of electrically conductive coil away from metal layer. The utility model has simple structure, reasonable in design, diaphragm sound production effect is good, service life is long, and electrically conductive coil resistance adjustable, satisfy the use demand of different products, it is worth promoting and using.
Owner:东莞市真思电子有限公司
Preparation method of a PEEK composite waterproof surgical towel applicable to endoscopic flow surgery
The present invention provides a preparation method of a PEEK composite waterproof surgical towel suitable for endoscopic flowing water surgery, and the present invention relates to the technical field of surgical towels. The preparation method of the PEEK composite waterproof surgical towel suitable for endoscopic flowing water surgery described in the present invention includes the following steps: Step 1: Select an ultra-thin transparent PEEK film; Step 2: Use the selected PEEK as a waterproof layer and composite it with thick cotton cloth as a base layer by an intermittent stitching process to obtain the waterproof surgical towel. By integrating the softness and skin-friendliness of cotton cloth with the high toughness of PEEK material, when laying, it has better elasticity and fit than a pure cotton towel, and can withstand repeated high-temperature and high-pressure sterilization, with a longer service life.
Owner:CHANGCHUN UNIV OF TECH
One-piece adapter sheet metal cable tie
This utility model discloses an integrated adapter sheet metal cable tie, comprising a cable tie body and a buckle connected in sequence. A connecting seat is fixedly disposed on the outer side of the cable tie body, and the connecting seat is detachably connected to the buckle. An opening groove is provided at the upper end of the buckle, and two sets of inclined grooves are symmetrically arranged on the inner wall of the opening groove near the upper end. A support frame is installed at the bottom of the inner wall of the opening groove, and an inclined block that engages with the inclined groove is fixedly connected to the upper end of the support frame. Metal claws are fixedly connected to both the inclined block and the inner side of the support frame. Two sets of elastic buckles are fixedly connected to the outer wall of the buckle, and two sets of locking holes matching the elastic buckles are provided on the outer side of the connecting seat. This utility model adopts a detachable structure for the cable tie body and buckle, as well as the buckle and the internal metal claws. After cutting the cable tie, the buckle and the internal metal claws can be disassembled and reused, reducing the overall usage cost and significantly improving practicality. It is worthy of promotion and use in the existing market.
Owner:FASNA CABLE ACCESSORIES TECHNOLOGY (WUXI) CO LTD
Microneedle device
ActiveCN224099351UelasticImproved ease of detachable connectionsBlood sampling devicesAdhesive beltApparatus instruments
The utility model relates to the technical field of medical instruments, and discloses a microneedle device which comprises a microneedle unit and a wearing unit, the microneedle unit comprises a first containing cavity, a communicating hole communicated with the first containing cavity is formed in the microneedle unit, and the microneedle unit is used for puncturing the interior of a part to be punctured so that the communicating hole can be communicated with the interior of the part to be punctured; the wearing unit is connected with the microneedle unit and used for enabling the microneedle unit to be detachably arranged on a to-be-punctured part. According to the utility model, the wearing unit is arranged and can be detachably arranged on the surface of the to-be-punctured part, so that the microneedle unit is fixed on the to-be-punctured part, and further, the microneedle unit is stably communicated with the to-be-punctured part. Compared with the prior art that the microneedle array is fixed on the to-be-punctured part through a medical adhesive tape, the wearing unit does not need to be pasted on the surface of the to-be-punctured part, fixation between the microneedle unit and the to-be-punctured part can also be achieved, the to-be-punctured part is prevented from being endowed with the dragging feeling, and the puncturing effect of the to-be-punctured part is improved. Therefore, the technical effect of improving the use comfort of the microneedle unit is achieved.
Owner:SHENZHEN UNIV
Preparation method of terylene gigging fabric
InactiveCN119507231AImprove surface propertiesImprove surface smoothnessTextile/flexible product manufactureCoatingsColour fastnessMechanical engineering
The invention discloses a preparation method of a terylene gigging fabric, and belongs to the technical field of terylene fabrics, the preparation method of the terylene gigging fabric adopts a preparation method of first sanding and then flocking, the surface performance of the fabric is improved by first sanding, fluff is easy to adsorb, and the fluff is easy to adsorb by adopting a process of first sanding and then flocking. Easily-broken long fluff can be removed, the surface smoothness of the fabric can be improved, the color fastness can be improved to a great extent, the defects that a cloth cover wrinkles and fluff does not come out at the wrinkles are avoided, the fluff density and the fluff uniformity of the cloth cover are improved, the fluff is full, upright and uniform, the suede is soft and smooth, the soft touch feeling of the surface of the fabric is improved, and the stiff and smooth degree is similar to that of genuine leather; and the wear-resisting property is good. In the prior art, a one-step flocking process is adopted and then fluff is treated, but flocking is performed firstly and sanding is performed in a direction opposite to the movement direction of base cloth, so that the fabric has the defect of easy hemming, the process flow is difficult to carry out, and the plump and upright particle fluff effect cannot be obtained.
Owner:WUHE QUNYING TEXTILE CO LTD
A method for preparing black chokeberry anthocyanin antioxidant jelly
This invention belongs to the field of food processing technology and discloses a method for producing anthocyanin-enriched antioxidant jelly from black chokeberry. By weight, the raw materials include: 6.5-19.5 parts black chokeberry, 3.5-10.5 parts persimmon, 7-21 parts erythritol, 0.4-1.2 parts carrageenan, 0.4-1.2 parts konjac gum, and the remainder being drinking water. The method employs a persimmon compound astringency removal process to eliminate the astringency of the black chokeberry itself; uses erythritol, a natural sugar substitute, to replace sucrose as a sweetener, which reduces calories and avoids masking the natural flavor of anthocyanins; and utilizes a compound gum to form the jelly, combining the anthocyanins of black chokeberry with the jelly; thus developing a low-sugar, healthy, functional food to meet consumers' demand for healthy snacks.
Owner:DALIAN UNIV
Prestressed plastic corrugated pipe extrusion device capable of cooling and shaping
The prestressed plastic corrugated pipe extrusion device comprises a hot melting box, a feeding pipe is fixed to the upper end of the hot melting box through bolts, supporting legs are fixed to the two sides of the hot melting box through bolts, the bottom end of the hot melting box is connected with a pump box through a pipeline, and a first pump body is fixed to one side of the pump box through bolts; and one side of the pump box is connected with an extrusion device through a pipeline.
Owner:GUANGXI PUXINLI TRADING CO LTD
Fastener structure for mounting fabricated floor
PendingCN119553832Aavoid vertical movementEasy and efficient installationFlooringBuckle FastenerHollow core
The invention relates to the field of assembly type floor installation, and particularly discloses an assembly type floor installation fastener structure which comprises a body and an installation plate, the body comprises a bottom plate, side walls arranged at the two ends of the bottom plate, a column body arranged in the middle of the bottom plate and protrusions movably arranged on the two sides of the column body, and the column body is of a hollow structure; a protrusion is arranged at the bottom end of the bottom plate, fixing plates are arranged on the two sides of the protrusion, a spring is arranged in the column body, a mounting column is movably arranged in the column body, a groove is formed in the bottom end of the mounting column, an adjusting plate is rotationally connected into the groove, a fixing groove is formed in the bottom end of the bottom plate, and the adjusting plate can be clamped and fixed into the fixing groove. The first slope on the mounting column abuts against the second slope at one end of the protrusion, then the protrusion moves towards the outside of the column body, meanwhile, the spring is compressed to generate elastic force, the column body, the protrusion protruding outwards, the side wall and the wood floor form a fixing fastener, and longitudinal movement of the wood floor can be prevented.
Owner:SUZHOU WEILISHI BUILDING & DECORATION ENG CO LTD
An improved electric heater and an electrical appliance for heating food or water.
ActiveCN224290085Uabsorb evenlyAvoid fragile technical issuesHeater elementsWater-boiling vesselsThermodynamicsGlass vessel
This invention provides an improved electric heater and an electrical appliance for heating food or water, including an electric heater (1) and a container (2) for holding food or water. The electric heater (1) is placed below the container (2), and a graphene composite plate (3) is laid between the electric heater (1) and the container (2). The electric heater (1) generates heat when energized and transfers the heat evenly and quickly to the graphene composite plate (3). The container (2) placed on the graphene composite plate (3) absorbs the heat and then heats the food or water inside. The graphene composite plate is a superconducting material with a heat transfer efficiency 10 times that of ordinary materials. Therefore, it can quickly and evenly absorb the heat generated by the electric heater and heat it evenly, avoiding the technical problem that the glass container placed on it is prone to breakage due to large local temperature differences caused by uneven heating of the electric heater. At the same time, the graphene composite plate has a certain buffering effect.
Owner:李高升
Full-automatic thermal desorption instrument
ActiveCN222461154UNot easy to shakequick disassemblyPreparing sample for investigationNeedle insertionThermal desorption
The utility model discloses a full-automatic thermal desorption instrument, which relates to the technical field of thermal desorption instruments, and comprises an instrument body and a rotating disc rotatably arranged in the instrument body, a plurality of uniformly distributed desorption pipes are inserted in the rotating disc in a matched manner, and a driving mechanism for driving the rotating disc to rotate is arranged in the instrument body. And a plurality of fixing lantern rings which are evenly distributed are fixedly arranged in the rotating disc, two sets of reset springs which are symmetrically distributed are fixedly arranged in the fixing lantern rings, and two anti-skid rubber pads which are symmetrically distributed are arranged between one ends of the two sets of reset springs. Through the elastic force of the reset spring on the connecting plate, the connecting plate can clamp and fix the desorption tube in the rotating disc through the two adjacent anti-skid rubber pads, so that the desorption tube is not easy to shake when the rotating disc rotates and a sampling needle is inserted, the inserted sampling needle is prevented from being damaged due to the instability of the desorption tube, and after a user pulls up a pull ring, the sampling needle cannot be damaged. And therefore, people can conveniently and quickly disassemble and assemble the desorption tube in the full-automatic thermal desorption instrument.
Owner:LEEHOM GRP HUANENG ENVIRONMENTAL MONITORING SERVICE (TIANJIN) CO LTD
Connecting structure of purification chamber plate and clean door and window
ActiveCN222633095Uprevent looseningavoid compromising stabilityFrame fasteningStructural engineeringInternal connection
The utility model discloses a connecting structure of a clean room plate and a clean door and window, which comprises a main body assembly, a connecting piece, a first connecting piece and a second connecting piece, the connecting assembly comprises a group of connecting rods, a group of mounting pipes, a connecting pipe and an abutting block; the connecting rod penetrates through the upper portion and the lower portion of one side of the first mounting frame, the mounting pipe is fixed into the upper portion and the lower portion of one side of the second mounting frame, the connecting pipe is in threaded connection with the interior of the mounting pipe, and the abutting block is fixed to one end of the connecting pipe and located on the outer side of the mounting pipe. In a comparison file, the first mounting frame is connected with a wall board through a connecting column, a convex block of the second mounting frame is inserted into a connecting position, and meanwhile, a bolt is fixedly connected with a top groove through a mounting groove, so that the first mounting frame and the second mounting frame are stably connected together, but the connection of the first mounting frame and the second mounting frame depends on the bolt; if the bolt is loosened, the stability of the whole structure can be influenced.
Owner:湖北省林森净化板业有限公司
Waterproof protection device for splicing seam of duct pieces of concrete tower drum
PendingCN119616543Aincrease stiffnessImprove stabilityUnderground chambersWind energy generationArchitectural engineeringTower
The invention discloses a concrete tower tube segment splicing seam waterproof protection device, and relates to the technical field of concrete tower tubes, the concrete tower tube segment splicing seam waterproof protection device comprises a connecting piece and water expansion water stop glue, the connecting piece is arranged between two adjacent concrete tower tube segments, and the two sides, making contact with the concrete tower tube segments, of the connecting piece are provided with protrusions; the end face, making contact with the connecting piece, of the concrete tower tube segment is provided with a groove matched with the protrusion. The space between the connecting piece and the concrete tower tube segment is filled with water expansion water stop glue. The connecting piece is arranged at the joint of the two adjacent concrete lining segments, so that the rigidity and the stability of the joint of the segments are improved; the water-swelling water-stopping glue filled between the connecting piece and the concrete lining segment can absorb water to swell, and all irregular surfaces, gaps and gaps of the splicing seam are filled with the water-swelling water-stopping glue, so that the seepage-proofing and leakage-stopping effects are achieved; the concave-convex part of the contact surface of the connecting piece and the concrete lining segment increases the effective action area of the water swelling water stop glue, and the waterproof performance of the segment joint is further improved.
Owner:SHANGHAI ELECTRIC POWER DESIGN INST +1
Laminated floor with water blocking connection system and production method thereof
PendingCN119641048Awaterproofwith structural strengthFlooring insulationsStructural engineeringWater block
The invention relates to the technical field of laminate flooring, in particular to a laminate flooring with a water blocking connecting system and a production method thereof, the laminate flooring comprises a flooring block, a male tenon edge band and a female tenon edge band, and the male tenon edge band and the female tenon edge band are respectively bonded on two opposite side vertical surfaces of the flooring block; the male tenon edge band comprises a male tenon edge band body, one side face of the male tenon edge band body is a male tenon bonding face, the other side face of the male tenon edge band body is a male tenon connecting face, and a connecting strip is arranged on the male tenon connecting face. The female tenon edge sealing strip comprises a female tenon edge sealing strip body, one side face of the female tenon edge sealing strip body is a female tenon bonding face, the other side face of the female tenon edge sealing strip body is a female tenon connecting face, and a connecting groove is formed in the female tenon connecting face. The connecting strips and the connecting grooves are arranged in the axial direction of the side vertical faces, mechanical locking between the two floor blocks can be achieved through clamping matching of the connecting strips and the connecting grooves, and at the moment, the male tenon connecting faces are attached to the female tenon connecting faces. The waterproof edge banding of the cutting section of the laminate flooring and the arrangement of a connecting system can be simultaneously realized.
Owner:ZHEJIANG SHIYOU TIMBER
Cable movement wear sleeve
The utility model discloses a kind of cable rope moving wear-resistant sheaths, including the sheath body that long tubular and axially open opening is opened, the sheath body has elasticity, its opening place detachably connected with box body, the box body is equipped with lubricating medium, box body's outer wall is equipped with injection port, the bottom of box body is equipped with multiple seepage holes, the seepage hole is equipped with elastic opening and closing component, by the movement of cable rope in sheath body, push elastic opening and closing component to open or close;The sheath body is fixed with multiple positioning mechanisms in the end far from opening.Opening place installed box body, can prevent cable rope from opening place falling off in the movement process, and box body is injected with lubricating medium, by the effect of elastic opening and closing piece, lubricating medium can be made from seepage hole into sheath body, to adhere on cable rope, to play the lubricating effect to cable rope.
Owner:YANCHENG SHENLI ROPE-MAKING CO LTD
Compound type hair dye as well as preparation method and application thereof
PendingCN122075370AOptimized formulacause irritationCosmetic preparationsHair cosmeticsBiotechnologyQuinone
The invention discloses a compound type hair dye as well as a preparation method and application thereof. Comprising an agent A and an agent B, the agent A contains indigo blue, henna quinone, a thickening agent, a surfactant, an organic solvent and water; the agent B contains a natural plant extracting solution, a thickening agent, a surfactant and water; the natural plant extract is obtained by the following steps: crushing natural plants, mixing, adding water of which the weight is 1-1.5 times of the total weight of the natural plants, carrying out ultrasonic treatment at 45-55 DEG C for 1.5-3 hours, and then centrifuging to obtain supernate, namely a natural plant extracting solution; the natural plant is selected from at least one of polygonum multiflorum, walnut green seedcase, eclipta, madder, lithospermum, ginger and sophora flower bud.
Owner:DALIAN INSTITUTE OF CHEMICAL PHYSICS CHINESE ACADEMY OF SCIENCES
Arc isolation structure and contactor
ActiveCN222483229UEasy to installEasy to assembleElectric switchesElectromagnetic relay detailsStructural engineeringContactor
The arc isolation structure comprises a shell and an arc isolation plate installed on the shell, the arc isolation plate is provided with a limiting column and an assembling groove, an elastic structure is arranged in the assembling groove, a clamping jaw is arranged on the elastic structure, and the two opposite sides of the clamping jaw are provided with a limiting face and a transition face respectively. The shell is provided with a limiting groove and an assembling block corresponding to the limiting column and the assembling groove respectively, the two opposite ends of the limiting groove are provided with an inserting opening and a limiting block respectively, and the assembling block of the shell is sleeved with the assembling groove while the limiting column is inserted into the limiting groove from the inserting opening. When the limiting column slides from the position corresponding to the inserting opening to the position provided with the limiting block, the assembling block pushes the transition face, the elastic structure is bent and drives the clamping jaw to be away from the assembling block, and when the limiting column slides to the position corresponding to the limiting block for limiting, the assembling block moves to the side, provided with the limiting face, of the clamping jaw, so that the limiting face is matched with the assembling block in a limiting mode. The mounting structure has the characteristic of convenience in assembly, and the arc barrier can be more reliably mounted on the shell.
Owner:CHINT LOW VOLTAGE ELECTRICAL TECH CO LTD
Composite EVA (Ethylene Vinyl Acetate) sound-absorbing foam
ActiveCN222628853UImprove support strengthImprove buffering effectSynthetic resin layered productsSound producing devicesPolymer sciencePolymer chemistry
The utility model discloses composite EVA (Ethylene Vinyl Acetate) sound-absorbing foam and relates to the technical field of foam. Comprising a main body layer, the main body layer is made of EVA foam, a plurality of first through holes are formed in the main body layer in a penetrating mode in the thickness direction of the main body layer, and the first through holes are distributed in a matrix mode; the first noise reduction layer and the second noise reduction layer are arranged on the upper side and the lower side of the main body layer respectively, the sections of the first noise reduction layer and the second noise reduction layer are wavy, second through holes are formed in the wave crests in the thickness direction in a penetrating mode, and third through holes are formed in the wave troughs in the thickness direction in a penetrating mode. The second through holes and the third through holes are filled with silencing granular materials; by adopting the technical scheme provided by the invention, the sound absorption performance of the foam can be effectively improved.
Owner:HUIZHOU JUNHONG SPONGE PROD CO LTD
Connector
ActiveCN222637689Uavoid damageavoid deformationCoupling contact membersFixed connectionsClassical mechanicsStructural engineering
Owner:GUANGDONG SHENGLAN ELECTRONIC TECH CO LTD
Balanced discharge controller for storage battery
ActiveCN222530675UAvoid clutterEasy to limitCell component detailsSupport structure mountingControl theoryMechanical engineering
The utility model discloses a storage battery balanced discharge controller, which comprises a base, a shell mounted at the top end of the base, a socket mounted at one end of the shell, a rotating shaft mounted on the inner side of a mounting plate, a wire harness plate mounted at one end of the rotating shaft, a positioning plate mounted at one end of the wire harness plate, and a mounting screw penetrating through one end of the positioning plate. The wires are installed on the two sides of the main board, when the wires are installed, the rotating shaft on the inner side of the installation plate rotates, the wire harness plate can be driven to rotate through rotation of the rotating shaft, the wires can be pressed at the bottom end of the wire harness plate through rotation of the wire harness plate, wire harness is conducted on the wires, and the situation that the wires are in disorder is prevented; the positioning plate and the mounting screw form threaded connection, the mounting screw can be screwed down, the positioning plate is fixed through the mounting screw, and the wire harness plate can be fixed through the fixing screw, so that the purpose that the storage battery balanced discharge controller is convenient to limit a wire is achieved.
Owner:ZHEJIANG YOUPIN ELECTRONICS CO LTD
Elevator parking fire-fighting lock
The utility model relates to a fire-fighting lock for elevator parking. The fire-fighting lock comprises a lock cylinder, a shifting piece and at least two groups of circuit switches, the shifting piece is connected to the tail end of the lock cylinder and can coaxially rotate along with the lock cylinder, the circuit switch is arranged on a rotating path of the shifting piece, the shifting piece controls on-off of the circuit switch, and the circuit switch is connected with a control system of an elevator. According to the elevator parking fire-fighting lock, a corresponding switch can be turned on only by using a specific key, so that the elevator parking fire-fighting lock can be prevented from being deliberately damaged by other people; in addition, the fire-fighting switch and the elevator parking lock can be integrated together, and the advantage of facilitating management of an administrator is achieved.
Owner:ELECTRICITY FACILITIES GUANGRI GUANGZHOU CO LTD
Swing type hydraulic actuator
This utility model relates to the field of hydraulic actuators and provides a swing-type hydraulic actuator. The actuator includes: a body; an oil inlet disposed on one side of the body, and a connecting pipe fixedly disposed at one end of the oil inlet. In use, by inserting the sleeve into the interior of the connecting pipe, the two limiting plates are further inserted into the interior of the two fixing plates. The two fixing blocks are squeezed by the inner walls of the two fixing plates, which further causes the two second sleeve rods to slide into the interior of the two first sleeve rods, thus fixing the sleeve and the connecting pipe together. During disassembly, by pressing the two fixing blocks upward, the two fixing blocks are further slid into the interior of the two limiting plates. At this time, the sleeve can be removed from the connecting pipe. Thus, when using the actuator, the installation method between the oil chamber pipe and the body is simple, and installation and disassembly do not require turning screws, reducing the maintenance time of the actuator.
Owner:HENAN JIAKE ELECTRIC POWER TECHNOLOGY CO LTD
Locking mechanism and cart
This utility model relates to the field of locking, specifically to a locking mechanism and a trolley, including a support member and a sliding member; the sliding member includes: a sliding body, slidably disposed on the support member along the extension direction of the support member; the sliding body has two connecting ends disposed on both sides of the support member along the width direction of the support member; two connecting rotating parts, respectively rotatably connected to the two connecting ends; wherein, either the connecting end or the connecting rotating part is provided with a locking part, and the other part is provided with a first recess and a second recess corresponding to the locking part. This application can both restrict the unfolding of the load-bearing basket structure in the folded state and avoid the complicated and cumbersome process of unfolding the load-bearing basket structure. In addition, the support member and the sliding member can be used to support other structures, such as the main railing structure in the load-bearing basket structure, thus expanding the function of the locking mechanism and improving the applicability of the locking mechanism in this application.
Owner:SUZHOU ANRI CHILD PRODUCTS CO LTD