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34results about How to "Improve the ability to resist external damage" patented technology

Artificial float stone and its manufacturing method

The invention relates an approach to produce artificial pumice. It is burned by nether materials: inorganic material, sodium hydroxide, borax, Paris white, carbon dust and isinglass. Thereinto, inorganic material is selected from minerals or clay. It follows nether steps: mixing above materials in terms of given ratio, cracking blending to 60-200 items and loading into a module to bake.
Owner:郭勇

Electrified railway-used bar-shaped column type porcelain polymer composite insulator and preparation method thereof

The invention discloses an electrified railway-used bar-shaped column type porcelain polymer composite insulator. The composite insulator comprises a porcelain core bar with more than one porcelain umbrella skirt. Two ends of the porcelain core bar are adhered with metal fittings via an adhering agent. The external surface of the porcelain core bar is covered with a polymer sheath with more than one polymer umbrella skirt. The surface of the porcelain core bar is processed via a coupling agent. The sheath and the umbrella skirt are solidified via high temperature and formed in one step on the porcelain core bar via an overall injection or pouring process. The umbrella skirt on the sheath comprises more than one large umbrella-shaped protrusion which is coaxially arranged with the porcelain core bar. The umbrella of the large umbrella-shaped protrusion is from 30mm to 60mm after the umbrella stretches out. The electrified railway-used bar-shaped column type porcelain polymer composite insulator which is pollution-flashover-resistant, bird-pecking-resistant and wind-and-sand-resistant is high in pollution flashover voltage so that crack and break in the process of using can be prevented. Meanwhile, the electrified railway-used bar-shaped column type porcelain polymer composite insulator has characteristics of being bird-trouble-resistant, wind-and-sand-resistant, external-force-damage-resistant and assistant in climbing and stepping.
Owner:河北荣森电气有限公司

Moisturizing, anti-inflammatory and anti-aging essence and preparation method thereof

The invention discloses a moisturizing, anti-inflammatory and anti-aging essence and a preparation method thereof. The essence of the invention consists of betaine, EDTA-disodium, dipotassium glycyrrhizinate, xanthan gum, carbomer, ruscus aculeate root extract, pigments, a pH regulator, ceramide-3, butanediol, p-hydroxyacetophenone, a preservative, sodium hyaluronate, beta-glucan, bio-saccharide gum-1, argania spinosa kernel oil, an emulsifier, hydrolyzed elastin, hydrolyzed collagen and water. The preparation method is simple, and uniformly mixes the raw materials in batches. The essence of the invention is added with active ingredients such as the ruscus aculeate root extract, the argania spinosa kernel oil, the sodium hyaluronate, the beta-glucan, the hydrolyzed elastin, the hydrolyzedcollagen and the like, and has excellent anti-inflammatory, whitening, moisturizing and skin tightening effects, namely has a good repairing effect on aged and damaged skin.
Owner:安婕妤化妆品科技股份有限公司

Organic silicon pouring sealant for LED (Light Emitting Diode) flexible lamp bar and preparation method thereof

The invention discloses an organic silicon pouring sealant for an LED (Light Emitting Diode) flexible lamp bar and a preparation method thereof. The raw material formula of the organic silicon pouring sealant for the LED flexible lamp bar comprises a component A and a component B, wherein the components A and B are both formed by kneading the vinyl silicon oil with the white carbon black subjected to in-situ treatment. According to the invention, the white carbon black subjected to in-situ treatment is taken as a reinforcing padding, so that the pouring sealant is endowed with excellent strength and transparency and has the characteristics of excellent caking property, ageing resistance, yellowing resistance, good light transmission, and the like. The cost of the pouring sealant is much lower than that of the system reinforced by silicon resin; the flexibility of the LED flexible lamp bar is obviously increased; the preparation method is simple and feasible; the dosage of the expensive thickening agent is less; no silicon resin is adopted; the cost performance is high; the viscosity is moderate; the sealant has excellent operability; the organic silicon pouring sealant contains no volatile solvent, is safe and non-toxic and is environmentally friendly and odor-free.
Owner:HANGZHOU FIRST APPLIED MATERIAL CO LTD

Connecting structure and connecting method for expansion joint water-stop belt of hydraulic concrete member

The invention provides a connecting structure and a connecting method for an expansion joint water-stop belt of a hydraulic concrete member. The connecting structure comprises a protection layer and a sealing filling layer, wherein an expansion joint at the broken part of the water-stop belt is filled with the sealing filling layer; the protection layer coats the sealing filling layer and the outer side of the end of the broken part of the water-stop belt, and is combined with the end. A seam on the broken part is preferably enclosed by the sealing filling layer, so that the protection layer can be supported as required. The protection layer can be molded directly by coating a flexible film material on site in order to be tightly combined with the end of the water-stop belt. An activating agent and a bonding agent are preferably coated between the protection layer and the water-stop belt. The connection problem at the broken part of the expansion joint water-stop belt of the hydraulic concrete member can be solved. Compared with the process of replacing the water-stop belt by chiseling in the conventional way, the connecting method is simple and feasible; moreover, the water-stop belt has perfect performance after being connected.
Owner:BEIJING IWHR KHL +1

Cementing type double-umbrella-shaped and three-umbrella-shaped disk-shaped suspension type polymer composite string insulator unit

InactiveCN103456421AGood pollution flashover characteristicsIncrease pollution flashover voltageSuspension/strain insulatorsAdhesivePolymer composites
The invention discloses a cementing type double-umbrella-shaped and three-umbrella-shaped suspension type polymer composite string insulator unit. The polymer composite string insulator unit comprises a steel cap metal element, a steel foot metal element, an insulating core element, a polymer protective sleeve and a polymer skirt. A cavity with a U-shaped section is formed in the steel cap metal element, the steel foot metal element is provided with a cone head portion matched with the cavity, the cone head portion of the steel foot metal element is arranged in the cavity of the steel cap metal element, the insulating core element is arranged between the cone head portion and the cavity, the center of the insulating core element is provided with a cementing portion which is a cavity of an inverted cone shape, the polymer protective sleeve wraps the outer surface of the insulating core element, the polymer skirt of a double-umbrella-shaped or three-umbrella-shaped structure is disposed on the outer surface of the polymer protective sleeve, the cone head portion of the steel foot metal element is integrated with the cementing portion in a cementing mode through an adhesive, and the cavity of the steel cap metal element is integrated with the cementing portion in a cementing mode through an adhesive. The polymer string insulator unit has the advantages of preventing bird damages, and being resistant to wind and sand, resistant to damages caused by external force and capable of assisting climbing.
Owner:河北荣森电气有限公司

Automatic Teller Machine (ATM) coin storage box with multiple security and protection structures

ActiveCN103198566AImprove anti-cutting and anti-knock performanceImprove the ability to resist external damageCoin/paper handlersSteel platesCoin
The invention discloses an Automatic Teller Machine (ATM) coin storage box with multiple security and protection structures. The ATM coin storage box comprises a box body, a lock and a cross rail mechanism. The box body comprises an outer steel plate and an inner steel plate. Concrete interlayer are arranged between the outer steel plate and the inner steel plate, and reinforced rib plates are arranged in the concrete interlayer, are about reverse-U-shaped or Z-shaped after steel plate bending and are welded on the outer steel plate and / or the inner steel plate. The three layers of interlayer structures are adopted, the reinforced rib plates are arranged in the concrete interlayer, and therefore cutting resistance and breaking resistance of the box body are greatly improved, and overall weight and production cost are not increased too much. In addition, double locks and a plurality of reentrant locks are adopted for the lock and the cross rail mechanism so that outer force damage resistance of the lock and the cross rail mechanism is further improved, and the overall performance can meet the four-level standards of safety certification of the European Committee for Standardization (CEN).
Owner:SHANGHAI BAOLEI INDAL

Anti-aging and anti-wrinkle composition and preparation method thereof, and cosmetic and preparation method thereof

The invention discloses an anti-aging and anti-wrinkle composition and a preparation method thereof as well as cosmetics and a preparation method thereof, and relates to the technical field of skin care products, the anti-aging and anti-wrinkle composition comprises the following components: 10-30 parts of supramolecular elastin, 3-15 parts of a distiller's grain extract, 3-15 parts of a bifidus yeast fermentation product lysate, 1-10 parts of a rehmannia extract, 1-10 parts of a kapok extract, 1-5 parts of glucan and 1-5 parts of schizophyllan. 1 to 5 parts of soy isoflavone and 0.1 to 3 parts of ergothioneine. The anti-aging and wrinkle-removing composition disclosed by the invention has an excellent anti-oxidation effect, and is capable of scavenging free radicals, delaying senescence, repairing damaged collagen and collagen fibers, tightening skin and removing wrinkles; the distiller's grain extract and the bifidus yeast fermentation product lysate are rich in moisturizing factors, and deep moistening is achieved. The supramolecular elastin is obtained through modification by a supramolecular technology, so that the solubility of the elastin can be increased, the surface skin barrier is disturbed, the permeation effect is greatly improved, and the absorption of the elastin is promoted.
Owner:GUANGDONG MARUBI BIOLOGICAL TECH CO LTD

Cementing type bell-shaped disk-shaped suspension type composite polymer string insulator unit

InactiveCN103456424APollution flashover characteristics are the bestIncrease pollution flashover voltageSuspension/strain insulatorsAdhesiveComposite polymer
The invention discloses a cementing type bell-shaped disk-shaped suspension type composite polymer string insulator unit. The polymer string insulator unit comprises a steel cap metal element, a steel foot metal element, an insulating core element and a polymer skirt. A cavity with a U-shaped section is formed in the steel cap metal element, the steel foot metal element is provided with a cone head portion matched with the cavity, the cone head portion of the steel foot metal element is arranged in the cavity of the steel cap metal element, the insulating core element is arranged between the cone head portion and the cavity, the center of the insulating core element is provided with a cementing portion which is a cavity of an inverted cone shape, the bell-shaped polymer skirt wraps the outer surface of the insulating core element, the inner wall of a bell-type body is provided with a plurality of prismatic protrusions coaxial with the insulating core element, the cone head portion of the steel foot metal element is integrated with the cementing portion in a cementing mode through an adhesive, and the cavity of the steel cap metal element is integrated with the cementing portion in a cementing mode through an adhesive. The polymer string insulator unit has the advantages of preventing bird damages, and being resistant to wind and sand, resistant to damages caused by external force and capable of assisting climbing.
Owner:河北荣森电气有限公司

Micromolecular hyaluronic acid stock solution and preparation method thereof

InactiveCN109528527AHas the function of revitalizing and anti-agingSuppress generationCosmetic preparationsToilet preparationsAntioxidantSolvent
The invention relates to a micromolecular hyaluronic acid stock solution. The micromolecular hyaluronic acid stock solution comprises the following components in parts by weight: 8-10 parts of a skinconditioning agent, 3-5 parts of a skin repellent, 8-10 parts of a hydrating agent, 1.5-2.5 parts of an antioxidant, 0.05-0.15 part of a chelating agent and 70-80 parts of a solvent. The invention also discloses a preparation method of the micromolecular hyaluronic acid stock solution. The preparation method comprises the following steps of S1, cleaning equipment; S2, heating the solvent and the hydrating agent to 80-90 DEG C, and performing heat insulation; S3, performing vacuum homogenizing; S4, performing vacuum constant-temperature defoaming; S5, performing cooling to 45 DEG C, adding theskin conditioning agent, the skin repellent, the antioxidant and the chelating agent, and performing vacuum and uniform stirring; S6, performing cooling to 38 DEG C, performing half-part inspection, and discharging qualified products; and S7, performing filling to obtain finished products. The micromolecular hyaluronic acid stock solution disclosed by the invention has the advantages of being simple in technology, convenient to use, safe and reliable, and free from substances harmful to human bodies; and besides, natural extracts are massively used, so that using safety can be well guaranteed,damage to human bodies and skin can be reduced, and the micromolecular hyaluronic acid stock solution has the effects of regulating skin fat secretion, keeping moist and tenderizing and whitening skin.
Owner:江苏怡欣健康管理有限公司

Built-in bicycle hub lock

A built-in bicycle hub lock comprises a hub shaft, a hub end cover, a hub housing, an intelligent lock control module, a lithium battery, a generator and a vehicle lock assembly. An intelligent lock control module, a lithium battery, a generator and a vehicle lock assembly are located inside the hub housing; the generator stator is located on the hub shaft and the rotor is located on the hub housing; An intelligent lock control module, a lithium battery and a vehicle lock assembly are installed on the hub shaft, the generator charges the lithium battery, and the lithium battery is used as thepower supply of the intelligent lock control module; the intelligent lock control module provides switch lock commands for the vehicle lock assembly. The vehicle lock assembly comprises a lock body, alock cylinder, an electromagnet and a lock cylinder limiting mechanism. A lock body is fixedly arrange on that hub shaft, a lock core mounting cham is arranged on the lock body, the lock core is arranged in the lock core mounting cham, the lock core is arranged along the radial direction of the hub shaft, the electromagnet and the lock core are arranged coaxially, and the electromagnet obtains electricity and loses electricity commands are sent out by an intelligent lock control module; A lock cylinder and a lock body are connecting with each other by a lock cylinder limiting mechanism; the wheel hub housing is uniformly provided with a plurality of locking holes.
Owner:LIAONING TECHNICAL UNIVERSITY

Cementing type bell-shaped disk-shaped suspension type polymer string insulator unit

The invention discloses a cementing type bell-shaped disk-shaped suspension type polymer string insulator unit. The polymer string insulator unit comprises a steel cap metal element and a steel foot metal element, wherein a cavity with a U-shaped section is formed in the steel cap metal element, the steel foot metal element is provided with a cone head portion matched with the cavity, the cone head portion of the steel foot metal element is arranged in the cavity of the steel cap metal element, a polymer insulating element is arranged between the cone head portion and the cavity, the polymer insulating element comprises a bell-shaped skirt, the center of the skirt is provided with a cementing portion which is a cavity of an inverted cone shape, the inner wall of a bell-shaped body is provided with a plurality of prismatic protrusions coaxial with the polymer insulating element, the cone head portion of the steel foot metal element is integrated with the cementing portion through an adhesive in a cementing mode, and the cavity of the steel cap metal element is integrated with the cementing portion through an adhesive in a cementing mode. The polymer string insulator unit has the advantages of preventing bird damages, and being resistant to wind and sand, resistant to damages caused by external force and capable of assisting climbing.
Owner:HEBEI XINHUA HIGH VOLTAGE ELECTRICAL EQUIP

Cementing type double-umbrella-shaped and three-umbrella-shaped disk-shaped suspension type polymer string insulator unit

InactiveCN103456433AGood pollution flashover characteristicsIncrease pollution flashover voltageSuspension/strain insulatorsAdhesivePolymer insulation
The invention discloses a cementing type double-umbrella-shaped and three-umbrella-shaped suspension type polymer string insulator unit. The polymer string insulator unit is characterized by comprising a steel cap metal element and a steel foot metal element, wherein a cavity with a U-shaped section is formed in the steel cap metal element, the steel foot metal element is provided with a cone head portion matched with the cavity, the cone head portion of the steel foot metal element is arranged in the cavity of the steel cap metal element, a polymer insulating element is arranged between the cone head portion and the cavity, the polymer insulating element comprises a skirt of a double-umbrella-shaped or three-umbrella-shaped structure, the center of the skirt is provided with a cementing portion which is a cavity of an inverted cone shape, the cone head portion of the steel foot metal element is integrated with the cementing portion in a cementing mode through an adhesive, and the cavity of the steel cap metal element is integrated with the cementing portion in a cementing mode through an adhesive. The polymer string insulator unit has the advantages of preventing bird damages, and being resistant to wind and sand, resistant to damages caused by external force and capable of assisting climbing.
Owner:HEBEI XINHUA HIGH VOLTAGE ELECTRICAL EQUIP

Polymer disc-shaped insulation piece for disc-shaped suspension type insulator string element and manufacturing method of polymer disc-shaped insulation piece

The invention discloses a polymer disc-shaped insulation piece for a disc-shaped suspension type insulator string element and a manufacturing method of the polymer disc-shaped insulation piece, wherein the polymer disc-shaped insulation piece for the disc-shaped suspension type insulator string element comprises an umbrella skirt, a glue mounting portion with a hollow cavity which is in the shape of an inverted cone is arranged in the center of the umbrella skirt, and the polymer disc-shaped insulation piece for the disc-shaped suspension type insulator string element is made of hydrophobic cycloaliphatic epoxy resin. According to the polymer disc-shaped insulation piece for the disc-shaped suspension type insulator string element and the manufacturing method of the polymer disc-shaped insulation piece, the hydrophobic cycloaliphatic epoxy resin is utilized, and therefore the wind and sand resistant ability and the external force damage resistant ability of the polymer disc-shaped insulation piece are enhanced, and damage to the polymer disc-shaped insulation piece due to pecking of birds can be prevented. Meanwhile, engineering personnel can step on the umbrella skirt in a certain range in a construction process when necessary, and therefore construction is benefited, and the safety factor of the engineering personnel in the construction process is increased.
Owner:河北荣森电气有限公司

Adhesive binding and suspended type disc-shaped polymer composite insulator chain element with clock-shell-shaped umbrella shirt

The invention discloses an adhesive binding and suspended type disc-shaped polymer composite insulator chain element with a clock-shell-shaped umbrella shirt. The adhesive binding and suspended type disc-shaped polymer composite insulator chain element comprises a steel cap and a steel leg. A cavity with the U-shaped cross section is formed inside the steel cap. A conical head portion matched with the cavity is arranged on the steel leg. The conical head portion of the steel leg is arranged in the cavity of the steel cap. A polymer insulating piece is arranged between the conical head portion and the cavity. The polymer insulating piece comprises the clock-shell-shaped umbrella shirt. The surface of the umbrella shirt is coated with an RTV stain-proofing coating. An adhesive binding portion is arranged at the center of the umbrella skirt. The adhesive binding portion is an inverted conical cavity. A plurality of prismatic protrusions are arranged on the inner wall of a clock-shell-shaped body, wherein the prismatic protrusions and the polymer insulating piece are coaxial. The conical head portion of the steel leg and the adhesive binding portion are connected into a whole in an adhesive binding mode through adhesives. The cavity of the steel cap and the adhesive binding portion are connected into a whole in an adhesive binding mode through adhesives. The adhesive binding and suspended type polymer insulator chain element can resist bird trouble, sand wind and external damage and can assist in climbing.
Owner:HEBEI XINHUA HIGH VOLTAGE ELECTRICAL EQUIP

Cementing type composite insulator chain element with double-umbrella-shaped and three-umbrella-shaped disk suspension type polymer

The invention discloses a cementing type composite insulator chain element with a double-umbrella-shaped and three-umbrella-shaped disk suspension type polymer. The element comprises a steel cap fitting, a steel leg fitting, an insulation core part, a polymer protecting sleeve and a polymer umbrella skirt. A cavity with the U-shaped section is formed in the steel cap fitting. The steel leg fitting is provided with a conical head portion matched with the cavity. The conical head portion of the steel leg fitting is arranged in the cavity of the steel cap fitting. The insulation core part is arranged between the conical head portion and the cavity. A cementing part is arranged in the center portion of the insulation core part and is an inverted-cone-shaped cavity. The outer surface of the insulation core part is covered with the polymer protecting sleeve. The outer surface of the polymer protecting sleeve is provided with the polymer umbrella skirt of a double-umbrella-shaped or three-umbrella-shaped structure. The conical head portion of the steel leg fitting and the cementing part are cemented into a whole through adhesive. The cavity of the steel cap fitting and the cementing part are cemented into a whole through the adhesive. The element can prevent bird damage, resist sand wind, prevent external force damage and assist in climbing and treading.
Owner:河北荣森电气有限公司

Integrated-molding-type double-umbrella-shaped or three-umbrella-shaped disk-shaped suspension-type polymer insulator string element

InactiveCN103456422APollution flashover characteristics are the bestIncrease pollution flashover voltageSuspension/strain insulatorsEngineeringTread
The invention discloses an integrated-molding-type double-umbrella-shaped or three-umbrella-shaped disk-shaped suspension-type polymer insulator string element. The integrated-molding-type double-umbrella-shaped or three-umbrella-shaped disk-shaped suspension-type polymer insulator string element comprises a steel cap fitting, a steel leg fitting and a polymer insulating part, wherein the inner portion of the steep cap fitting is provided with a cavity with a U-shaped cross section, and the steel leg fitting is provided with a conical head portion matched with the cavity; the conical head portion of the steel leg fitting is arranged in the cavity of the steel cap fitting; the disk-shaped polymer insulating part is arranged between the steel cap fitting and the steel leg fitting, the disk-shaped polymer insulating part is formed in one step through an integrated injection or pouring technology, meanwhile, the disk-shaped polymer insulating part, the steel cap fitting and the steel leg fitting are solidified into a whole at high temperature, and the polymer insulating part comprises a shed of a double-umbrella-shaped structure or a three-umbrella-shaped structure. The integrated-molding-type double-umbrella-shaped or three-umbrella-shaped disk-shaped suspension-type polymer insulator string element has the advantages of preventing bird trouble and being resistant to sand, wind and external force destroy and capable of assisting climb and tread.
Owner:HEBEI XINHUA HIGH VOLTAGE ELECTRICAL EQUIP

Diaphragm of lithium ion battery, and preparation method and application thereof

The invention provides a diaphragm of a lithium ion battery, and a preparation method and application thereof. The diaphragm comprises a diaphragm base material, and an infiltration layer and a bonding layer are sequentially arranged on the surface of the diaphragm base material in a stacked mode. According to the invention, through the unique structural design of the base material and the coating, the battery safety, the battery performance and the manufacturing efficiency are considered at the same time. By adopting the low-tortuosity porous base material, the internal resistance of the battery can be reduced, and the multiplying power and the cycle performance can be improved. By adopting the high-wettability coating, the wettability time after liquid injection can be shortened, the production efficiency is improved, the dynamic performance of the battery is improved, and the cycle performance of the battery can be ensured to be improved. By adopting the adhesive polymer coating, the safety performance of the battery can be improved, the problem of battery deformation caused by pole piece expansion in the circulating process is inhibited, the external force damage resistance of the battery is improved, and the safety performance of the battery is improved.
Owner:ENVISION DYNAMICS TECH (JIANGSU) CO LTD +1

Rod-shaped column type porcelain-polymer composite insulator for electrified railway and preparation method thereof

ActiveCN103531311BGood pollution flashover characteristicsPrevent brittle accidentsSupporting insulatorsComposite insulatorsPolymer composites
The invention discloses an electrified railway-used bar-shaped column type porcelain polymer composite insulator. The composite insulator comprises a porcelain core bar with more than one porcelain umbrella skirt. Two ends of the porcelain core bar are adhered with metal fittings via an adhering agent. The external surface of the porcelain core bar is covered with a polymer sheath with more than one polymer umbrella skirt. The surface of the porcelain core bar is processed via a coupling agent. The sheath and the umbrella skirt are solidified via high temperature and formed in one step on the porcelain core bar via an overall injection or pouring process. The umbrella skirt on the sheath comprises more than one large umbrella-shaped protrusion which is coaxially arranged with the porcelain core bar. The umbrella of the large umbrella-shaped protrusion is from 30mm to 60mm after the umbrella stretches out. The electrified railway-used bar-shaped column type porcelain polymer composite insulator which is pollution-flashover-resistant, bird-pecking-resistant and wind-and-sand-resistant is high in pollution flashover voltage so that crack and break in the process of using can be prevented. Meanwhile, the electrified railway-used bar-shaped column type porcelain polymer composite insulator has characteristics of being bird-trouble-resistant, wind-and-sand-resistant, external-force-damage-resistant and assistant in climbing and stepping.
Owner:河北荣森电气有限公司

Anti-creeping aluminum alloy power cable with high performance

The present invention discloses an anti-creeping aluminum alloy power cable with high performance. The anti-creeping aluminum alloy power cable comprises a drawing single aluminum alloy conductor and stranded aluminum alloy conductors; each stranded aluminum alloy conductor is extruded with a shielding layer, a silane crosslinking insulating layer, a semiconduction shielding layer and a lapping copper strip shielding layer to form shielding conductor units; each shielding conductor unit forms a cable core unit through stranding, and the cable core unit includes filler and nonhygroscopic flame retardation materials; and the interlock armour is performed on the cable core unit, and the outermost layer is extruded with an oversheath. The anti-creeping aluminum alloy power cable with high performance is able to improve the anti-creeping performance of the aluminum alloy stranded conductor in an originally created aluminum alloy core arrangement mode, a stranded mode and a heat treatment mode.
Owner:JIANGSU DONGQIANG

Preparation method and application of toughened high-thermal-conductivity filler based on thermosetting resin

The invention discloses a preparation method and application of toughened high-thermal-conductivity filler based on thermosetting resin, and belongs to the technical field of functional thermosetting resin filler preparation. The preparation method comprises the following steps: firstly, grafting and modifying a functionalized carbon material by using isocyanate, and then bonding with nitrile rubber to obtain the filler for improving the performance of the thermosetting resin. The filler prepared by the invention can effectively improve the toughness and heat conductivity of the material, so that the heat conductivity coefficient of the epoxy resin E-51 is improved to 0.3813 W / m.K, and the elastic modulus is improved to 1744.6 N / mm < 2 >.
Owner:HARBIN UNIV OF SCI & TECH

Flame-retardant and cold-resistant power feeding and signal cable and preparation method thereof

The invention relates to a flame-retardant and cold-resistant power feeding and signal cable and a preparation method thereof. The flame-retardant and cold-resistant power feeding and signal cable includes a center conductor, a liner layer, two or more sets of three-core twisted pair conductors, two or more sets of two-core twisted pair metal shielding conductors, an isolation layer and an outer sheath layer, wherein the liner layer wraps the center conductor, the three-core twist pair conductors and the two-core twisted pair metal shielding conductors are located at the periphery of the linerlayer, the isolation layer wraps the three-core twisted pair conductors and the two-core twisted pair metal shielding conductors, and the outer sheath layer is located outside the isolation layer. The flame-retardant and cold-resistant power feeding and signal cable of the invention has the advantages of compact structure, stable performance, high torsion resistance, high tensile resistance, highflexibility, high stability, small dielectric loss, strong transmission signal capability, high anti-interference performance, high reliability in transmitting weak analog signals or digital signals,and can be widely used in systems or devices for the detection and control of power generation, metallurgy, petroleum, chemical, textile sectors and other sectors and can be used under harsh field conditions under temperature of -50 to 100 DEG C.
Owner:HENGYANG HENGFEI CABLE CO LTD

Automatic Teller Machine (ATM) coin storage box with multiple security and protection structures

ActiveCN103198566BImprove anti-cutting and anti-knock performanceImprove the ability to resist external damageCoin/paper handlersEngineeringMechanical engineering
The invention discloses an Automatic Teller Machine (ATM) coin storage box with multiple security and protection structures. The ATM coin storage box comprises a box body, a lock and a cross rail mechanism. The box body comprises an outer steel plate and an inner steel plate. Concrete interlayer are arranged between the outer steel plate and the inner steel plate, and reinforced rib plates are arranged in the concrete interlayer, are about reverse-U-shaped or Z-shaped after steel plate bending and are welded on the outer steel plate and / or the inner steel plate. The three layers of interlayer structures are adopted, the reinforced rib plates are arranged in the concrete interlayer, and therefore cutting resistance and breaking resistance of the box body are greatly improved, and overall weight and production cost are not increased too much. In addition, double locks and a plurality of reentrant locks are adopted for the lock and the cross rail mechanism so that outer force damage resistance of the lock and the cross rail mechanism is further improved, and the overall performance can meet the four-level standards of safety certification of the European Committee for Standardization (CEN).
Owner:SHANGHAI BAOLEI INDAL

Integrated-molding-type bell-jar-shaped disk-shaped suspension-type polymer insulator string element

The invention discloses an integrated-molding-type bell-jar-shaped disk-shaped suspension-type polymer insulator string element. The integrated-molding-type bell-jar-shaped disk-shaped suspension-type polymer insulator string element comprises a steel cap fitting, a steel leg fitting and a polymer insulating part, wherein the inner portion of the steep cap fitting is provided with a cavity with a U-shaped cross section, and the steel leg fitting is provided with a conical head portion matched with the cavity; the conical head portion of the steel leg fitting is arranged in the cavity of the steel cap fitting; the disk-shaped polymer insulating part is arranged between the steel cap fitting and the steel leg fitting, the disk-shaped polymer insulating part is formed in one step through an integrated injection or pouring technology, meanwhile, the disk-shaped polymer insulating part, the steel cap fitting and the steel leg fitting are solidified into a whole at high temperature, and the polymer insulating part comprises a bell-jar-shaped disk-shaped shed. The integrated-molding-type bell-jar-shaped disk-shaped suspension-type polymer insulator string element has the advantages of preventing bird trouble and being resistant to sand, wind and external force destroy and capable of assisting climb and tread.
Owner:HEBEI XINHUA HIGH VOLTAGE ELECTRICAL EQUIP

Polymer disk-shaped insulator for disk-shaped suspension insulator string element and preparation method

The invention discloses a polymer disc-shaped insulation piece for a disc-shaped suspension type insulator string element and a manufacturing method of the polymer disc-shaped insulation piece, wherein the polymer disc-shaped insulation piece for the disc-shaped suspension type insulator string element comprises an umbrella skirt, a glue mounting portion with a hollow cavity which is in the shape of an inverted cone is arranged in the center of the umbrella skirt, and the polymer disc-shaped insulation piece for the disc-shaped suspension type insulator string element is made of hydrophobic cycloaliphatic epoxy resin. According to the polymer disc-shaped insulation piece for the disc-shaped suspension type insulator string element and the manufacturing method of the polymer disc-shaped insulation piece, the hydrophobic cycloaliphatic epoxy resin is utilized, and therefore the wind and sand resistant ability and the external force damage resistant ability of the polymer disc-shaped insulation piece are enhanced, and damage to the polymer disc-shaped insulation piece due to pecking of birds can be prevented. Meanwhile, engineering personnel can step on the umbrella skirt in a certain range in a construction process when necessary, and therefore construction is benefited, and the safety factor of the engineering personnel in the construction process is increased.
Owner:河北荣森电气有限公司
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