149results about How to "Guaranteed softness" patented technology

The invention relates to a preparation method of a universal super-hydrophobic fluoride-free waterproof agent with strong washability. According to the method, a polymeric monomer and a polymerizable silane coupling agent are subjected to free radical copolymerization or polycondensation to obtain an emulsion A, and a silanol-based compound formed by hydrolysis of the silane coupling agent interacts with the surface of a fiber base material to enhance the adhesive force of microspheres on the fiber surface; meanwhile, organic silicon in the emulsion B is cured on the surfaces of the polymer microspheres and the fibers to form a film, so that the firmness of the fabric is further enhanced, and the washability of the fabric is remarkably improved while an excellent hydrophobic effect is ensured. According to the invention, simplification and batch production of the production process are effectively realized, and meanwhile, the requirements of modern industry on economic and green production are met.

According to the technical scheme, the wafer turnover device comprises a machine body, a mechanical arm is installed on the machine body, a supporting rod is installed at the tail end of the mechanical arm, a fixing frame is installed on the supporting rod, an adjusting piece is rotationally connected to the fixing frame, a rubber film is installed at the bottom end of a fixing disc, and a sliding disc is connected to the machine body; a spraying strip is connected to the sliding disc, a rolling rod is installed on a rotating shaft of the second motor, and an adhesive tape is installed on the rolling rod; according to the invention, by controlling the rotation of the adjusting sheet, the large-size wafer can be conveniently adsorbed, the adjustment is convenient, gas enters the inner part of the outer ring through the through hole and is slowly sprayed out from the blowing hole, so that the rubber film is blown to bulge, the softness of the rubber film is ensured, the diameter of the outer ring is large, and the large-size wafer can be conveniently adapted; and a certain gap exists between the outer ring and the rubber film under the action of air pressure, so that the rubber film is relatively soft, damage to the wafer is avoided, dust on the surface of the wafer is removed by ion wind, the dust is adhered to an adhesive tape, and secondary adhesion is avoided.

The invention relates to the technical field of oxygen cabins, in particular to a hyperbaric oxygen cabin with a replaceable inner container, which comprises a cabin body, sealing rings are respectively embedded at the left end and the right end of the cabin body, a solid pull rope is respectively arranged in each sealing ring in a penetrating manner, one end of each pull rope is respectively connected with a hook, the left end surface in the cabin body is connected with a round pipe, and the round pipe can be used for the pull rope to penetrate through. An air inlet pipe and an oxygen inlet pipe are respectively connected to the circular pipe; a lying cushion is arranged at the bottom in the cabin body, an inner container which can be taken out is arranged on the lying cushion in the cabin body, the inner container is composed of a cylinder made of soft fabric and a hard circular ring, the right end of the inner container is arranged in a sealed mode, hanging rings are arranged on the inner side and the outer side of the right end face of the inner container respectively, an elastic ring is arranged at the left end of the inner container, and the elastic ring can be clamped on the circular pipe; an opening is formed in the inner container. The high-pressure oxygen chamber has the advantages of replaceable inner container, good sealing performance, simplicity and convenience in operation, high adaptability, convenience in maintenance and the like, and the use safety and the treatment effect of the high-pressure oxygen chamber can be remarkably improved.

The invention discloses a protective fabric with tear resistance and a preparation process thereof. According to the invention, through the three-layer structural design of the inner comfortable layer, the middle protective layer and the outer protective layer, performance optimization of the fabric in multiple aspects is realized. The inner comfortable layer is made of the polyester fibers and the spandex fibers, and the moisture-conducting and sweat-discharging auxiliaries are added, so that the softness and moisture-permeable and sweat-discharging capabilities of the contact surface of the fabric and the skin are ensured, and the comfort of a wearer is improved. The middle protective layer is combined with aramid fibers, ultra-high molecular weight polyethylene fibers, carbon fibers and a thermoplastic polyurethane film, and high-strength, impact-resistant and puncture-resistant protective performance is formed. The outer protective layer utilizes the excellent characteristics of aramid fibers and polyimide fibers, and a fireproof agent and a wear-resistant agent are added, so that the wear-resistant and fireproof capabilities of the fabric are enhanced. Due to the multi-layer composite structure, the fabric is light and convenient, has high-strength tear resistance, and meets the high-standard requirement for personal protection equipment in a complex environment.

The invention relates to the technical field of soil detection, and discloses a soil detection device and application thereof in environmental remediation, the soil detection device comprises a supporting assembly, a soil drilling assembly, a sampling assembly, a detection assembly and a discharging assembly, the sampling assembly can directly conduct crushing treatment on soil to be detected, the timeliness of soil collection is guaranteed, and the detection efficiency is improved; meanwhile, the problem that the detection probe is directly inserted into the soil to cause damage is avoided, the detection assembly is directly inserted into the soil, the accuracy during soil detection is effectively guaranteed, the problem that the detection timeliness is poor after soil collection in the current market is solved, and meanwhile the problem that the probe is directly inserted into the soil to cause damage can be solved. And during soil collection, the discharging assembly can block soil below when the sampling assembly crushes the soil, after soil particles are picked up into the sampling assembly, the soil particles are separated and prevented from falling off, and after soil detection is completed, the discharging assembly is controlled to discharge the soil in the sampling assembly.

The invention relates to a preparation method of a thermosensitive decoloration temperature-adjustable super-hydrophobic textile. According to the method, a microcapsule emulsion A with a thermosensitive decoloration and phase-change material as a core material and a polymer as a shell layer and a waterproof agent emulsion B are obtained through free radical copolymerization or polycondensation, the thermosensitive decoloration and phase-change microcapsule emulsion and the waterproof agent emulsion are applied to after-finishing of textiles, a simple padding process is adopted, and the temperature-sensitive decoloration and phase-change microcapsule emulsion and the waterproof agent emulsion are obtained. And meanwhile, a layer of polymer film is formed on the surface of the fiber by utilizing the waterproof agent in the emulsion B, so that the fabric is endowed with multiple functions of thermosensitive decoloration, temperature adjustment, super-hydrophobicity and the like. According to the invention, the polymerization process is simplified, and the chromatic aberration problem caused by polydopamine is eliminated; by adding the recessive dye and the color developing agent, the thermosensitive decoloration function is increased, the color of the fabric becomes light along with temperature rise, light reflection is increased, and the temperature adjustable performance is further enhanced by adding the phase change material.

The utility model discloses a washable and rainproof breathable reflective fabric which comprises a reflective layer and a cloth base layer, the reflective layer is connected with the cloth base layer, an upper washable breathable waterproof layer is arranged on the upper side of the reflective layer, and a lower washable breathable waterproof layer is arranged on the lower side of the cloth base layer. According to the utility model, the upper washable breathable waterproof layer and the lower washable breathable waterproof layer are arranged, and the reflective layer and the cloth base layer are directly connected, so that the washable and rainproof breathable reflective fabric is realized, the breathable, washable, rainproof and reflective functions are realized at the same time, and the use experience is greatly improved.

The invention relates to the technical field of steering control, in particular to an electromechanical steering control system and method.The system comprises a steering handle, a controller, an electromechanical control unit and a display interaction screen; the steering handle is provided with a micro-motion device used for controlling fine-tuning steering and an angle sensor used for detecting the swing angle of the steering handle. The output end of the micro-motion device and the output end of the angle sensor are connected to the input end of the controller, and the signal line ends of the controller, the display interaction screen and the electromechanical control unit are connected with one another through a CAN bus. And the controller determines a control strategy based on an output signal of the micro-motion device, an output signal of the angle sensor and / or system parameters displayed in the display interaction screen, and controls the electromechanical control unit to drive the steering oil cylinder based on the control strategy so as to execute the steering action of the target harvesting machine. According to the invention, the softness and the sensitivity of the steering operation are ensured, and the individual requirements of operators on the steering control experience are met.

The present invention provides a braided hernia patch for preventing adhesion and promoting repair and a preparation method thereof. First, polytetrafluoroethylene filaments are uniformly wrapped on the surface of high-strength core yarns to obtain core-shell composite yarns, and then the core-shell composite yarns and high-strength yarns are woven into a double-sided structural fabric in a weaving manner to obtain a mesh fabric with high-strength yarns on one side and core-shell composite yarns on the other side; finally, the mesh fabric is subjected to low-temperature pressure plastic film forming treatment to obtain a braided hernia patch. The present invention adopts core-shell composite yarns in combination with weaving molding and low-temperature pressure plastic film forming processes to obtain a braided hernia patch with a sparse high-strength mesh structure on one side and a dense polytetrafluoroethylene mesh film structure on the other side, realizing the integration of anti-adhesion and support functions; the braided hernia patch solves the problems of mismatch between the mechanical and biomedical properties of existing hernia patches and poor application performance, and has the softness, bending tolerance and foldability required for the patch, and has broad market application prospects.

The utility model discloses a low-temperature anti-cracking novel flexible cable, which comprises at least three groups of conductors, each conductor comprises a plurality of twisted flexible round copper wires, the outer wall of each conductor is coated with an insulating layer, the conductors and the insulating layers form a cable core, the outer wall of the cable core is provided with a filling layer, the outer wall of the filling layer is lapped with a lapped layer in an overlapping manner, and the lapped layer is provided with an insulating layer. The outer wall of the wrapping layer is wrapped by a shielding layer formed by weaving copper wires, the outer wall of the shielding layer is wrapped by a lining layer, the outer wall of the lining layer is provided with an armor layer formed by tightly winding low-carbon steel wires, the outer wall of the armor layer is wrapped by a flame-retardant layer, and the outer wall of the flame-retardant layer is wrapped by an outer protective layer. Soft round copper wires are selected as conductors, so that the stability of electric energy transmission of the cable is improved while the overall flexibility of the cable is guaranteed; irradiation crosslinked polyethylene is adopted for insulation, so that the excellent electrical insulation performance, wear resistance, impact resistance, environmental stress cracking resistance and the like of crosslinked polyethylene are reserved, and the defect that during traditional silane steam crosslinking, steam immerses into the insulation to accelerate oxidation of a conductor is overcome.

The invention relates to the field of food additive processing, and particularly discloses a compound emulsifier for enhancing the stability of cake batter and a preparation method of the compound emulsifier for enhancing the stability of the cake batter. The preparation method comprises the following steps: preparing the following components in parts by weight: 20-30 parts of diglycerol fatty acid ester, 20-35 parts of polyglycerol fatty acid ester, 10-20 parts of sucrose fatty acid ester, 1-2 parts of xylitol fatty acid ester coated fucoidin, 20-40 parts of water, 1-2 parts of loading oat dietary fiber and 2-8 parts of propylene glycol; the preparation method comprises the following steps: mixing the mono-glycerol fatty acid ester, the diglycerol fatty acid ester, the polyglycerol fatty acid ester, the sucrose fatty acid ester, the water and the propylene glycol, and uniformly stirring and mixing at 80-85 DEG C to obtain a primary mixture; and then adding xylitol fatty acid ester coated fucoidin and loaded oat dietary fibers at 72-74 DEG C, continuing to uniformly mix, and then filling and cooling to obtain a finished product. The device has the advantage of improving the uniformity and stability of cake batter foam.

This invention belongs to the field of medical device technology and discloses a foot pressure relief device for diabetic foot. It includes a base, a pressure relief plate and a motor connected to the base, and a foot pedal and a transmission assembly connected to the pressure relief plate. The transmission assembly includes a crank, a first connecting rod, and a sliding seat. The crank is fixedly connected to the output shaft of the motor, and the sliding seat is connected to the pressure relief plate. The two ends of the first connecting rod are respectively connected to the crank and the sliding seat. The sliding seat is connected to a foot rolling shaft and a second connecting rod, and the second connecting rod is connected to a foot massage roller. A buffer spring is provided between the pressure relief plate and the base. The foot pedal has a through groove, and the foot rolling shaft is connected to a foot massage roller. This invention utilizes the foot rolling shaft / foot massage roller and the foot massage roller to simultaneously perform rolling massage on the sole and instep of the foot. The periodic oscillation of the pressure relief plate causes the heel and toes to alternately rise, resulting in good pressure relief for the foot.

The invention discloses a telescopic spaceflight cable suitable for a transformable aircraft, which is formed by sequentially coating an inner layer, a central layer and an outer layer from inside to outside, and the inner layer and the outer layer synchronously and elastically stretch out and draw back. The inner layer is an elastic support body, the central layer is a wire roll body formed by winding a plurality of specially-made wires according to a specific rule, the outer layer is composed of a heat-proof protective sleeve, the heat-proof protective sleeve is composed of a plurality of sections of ripples, and the specially-made wires adopt a composite material multi-layer shielding structure, so that the anti-electromagnetic interference capability of the wire is improved while the flexibility of the wire is ensured. The cable can meet the use requirements of a deformable aircraft cable for being telescopic, small in size, low in weight, resistant to electromagnetic interference and resistant to high temperature.

The seat cushion assembly comprises a connecting frame, an elastic piece and a seat cushion body, the seat cushion body is arranged on the connecting frame, the seat cushion body and the connecting frame define a containing space, the elastic piece is arranged between the connecting frame and the seat cushion body, the elastic piece is contained in the containing space, and the elastic piece is arranged in the containing space. The elastic part is used for enabling the seat cushion to move in the direction away from the connecting frame, so that the elastic part is arranged, the seat cushion assembly can have elasticity, when a user sits on the seat cushion body, the elastic part can elastically contract downwards, the overall softness of the seat cushion assembly is improved, and under the condition that the softness of the seat cushion assembly is guaranteed, the user can feel more comfortable. By reducing the thickness of the seat cushion body, the air permeability of the seat cushion body is improved, so that the seat cushion assembly has both air permeability and softness, and the use experience of a user can be improved.

The present invention discloses a mesh fabric with suspended polygonal mesh holes and a preparation process thereof, belonging to the technical field of mesh fabrics. The mesh fabric comprises a surface layer, an intermediate layer and a bottom layer arranged in sequence from top to bottom, and the surface layer is provided with a plurality of polygonal mesh holes of equal spacing, the same shape and the same size; the mesh fabric is woven from 7 combs, and the 7 combs are GB1, GB2, GB3, GB4, GB5, GB6 and GB7 respectively, the surface layer is woven from four combs GB1, GB2, GB3 and GB4, the bottom layer is woven from two combs GB6 and GB7, and the intermediate layer is woven from one comb GB5; the fabric prepared by the present invention has good physical properties and support, and its polygonal mesh holes and suspended feeling can bring consumers a completely different visual experience.

The present invention relates to a magnetic sensor and a current sensor, the magnetic sensor (30) having: an excitation coil (45) formed from a flexible substrate; and a field core (44) which extends in the axial direction of the field coil (45) and around which the field coil (45) is wound. When the flexible substrate deforms, the excitation core (44) is disposed in the flexible substrate such that at least a portion of the excitation core (44) can move in the tape length direction of the excitation core (44) with respect to the flexible substrate.

The utility model discloses a high-strength high-temperature-resistant drag chain cable, which comprises a plurality of wire cores, each wire core comprises a conductor and an insulating layer, the conductor is formed by twisting soft copper wires, a strand of high-strength fiber is added in each strand of twisted copper wire, the twisting pitch diameter ratio of the copper wires is 6-14 times, and the insulating layer is coated on the outer side of the conductor; filling bodies are arranged between the adjacent wire cores, and the plurality of wire cores and the filling bodies are wrapped by an outer sheath. According to the utility model, the conductor adopts the sixth kind of soft copper wires and the high-strength fibers, and the stranding pitch diameter ratio is controlled to be 6-14 times, so that the flexibility and the tensile strength of the product are ensured; the filling bodies are arranged between the adjacent wire cores, filling is carried out between each strand of wire cores, the wrapping direction of the cabling wrapping tape is kept consistent with that of the cabling, the structure enables the product to be more round and soft, friction and mechanical stress between the wire cores are reduced, and it is guaranteed that the wire cores are stressed more evenly in operation.

The utility model relates to the field of textile fabric, especially a kind of high-strength wear-resistant fabric, including wear-resistant surface layer and antibacterial substrate layer, wear-resistant surface layer and antibacterial substrate layer between being equipped with hot melt gauze, antibacterial substrate layer is made of fiber with antibacterial function, hot melt gauze top and bottom respectively with wear-resistant surface layer and antibacterial substrate layer fixed connection, hot melt gauze is woven from hot melt fiber;Wear-resistant surface layer is woven from first fiber bundle and second fiber bundle, and the first fiber bundle includes main wear-resistant fiber as core line, and auxiliary wear-resistant fiber around core line, the weaving density of first fiber bundle in wear-resistant surface layer is 60-90 per square centimeter Root;Second fiber bundle includes main tensile fiber as core line, and auxiliary tensile fiber around core line, the weaving density of second fiber bundle in wear-resistant surface layer is 50-70 per square centimeter Root. Its solved the technical problem that existing fabric cannot consider wear resistance and tensile property.

The present invention relates to a bio-signal sensor for collecting a bio-signal including brain waves in a body part of an animal including a person having many hairs, the bio-signal sensor comprising: a fixing band surrounding the body part; an electrode assembly having a plurality of electrodes provided in a direction toward the animal skin of the fixing band, i.e., a rear surface; and a conductive substance storage body for electrically connecting the plurality of electrodes and the skin of the animal with a conductive substance as a medium. Accordingly, the electrode assembly arranged on the forehead of the animal through the conductive substance storage body is electrically connected with the skin of the animal, and the conductive fitting property between the biological signal collecting electrode and the skin of the animal can be improved.

The invention discloses a picking and baking method for reducing mechanical damage of tobacco leaves. The method comprises the following steps: S1, reducing mechanical damage of fresh tobacco leaves; s2, properly densifying and loading the cigarettes; and S3, baking: slowing down the temperature rise speed of the dry-bulb temperature of 36-45 DEG C, slowing down the water loss drying speed of the tobacco leaves at the dry-bulb temperature of 40 DEG C after ignition, properly prolonging the temperature rise and stable temperature baking time of the dry-bulb temperature of 37-40 DEG C and 42-45 DEG C, properly improving the yellowing degree of mechanically damaged tobacco leaves, especially tobacco leaf base leaf ears, and performing scientific baking by adopting a two-reduction and one-growth baking process. The method has the advantages that the mechanical damage of fresh tobacco leaves is obviously reduced, the proportion of green tobacco in the mechanical damage of the flue-cured tobacco leaves is obviously reduced, and the proportion and the grade structure of orange tobacco are improved.

The present invention discloses a flexible driver with a rigid skeleton, comprising: n-layer base plates, a plurality of latch structures symmetrical about the axis center of the driver are arranged between the two layers of base plates, the two layers of base plates and the latch structures serve as a layer of rigid skeleton with a radially retractable structure; n-layer base plates constitute n-1 layers of rigid skeleton with a radially retractable structure; a hollow tubular flexible outer skin is arranged outside the rigid skeleton; a sandwich sealing structure is arranged outside the first layer of base plates and the nth layer of base plates. The flexible driver provided by the present invention is easy to manufacture, can be flexibly modified in configuration, disassembled and reassembled, and has good reliability and drive performance.

The invention discloses an aluminum foil meal box conveying system and relates to the technical field of aluminum foil meal box production, the aluminum foil meal box conveying system comprises a mounting frame, a mounting plate is fixedly connected to the upper side of the mounting frame, a motor is fixedly connected to the lower portion of the right side of the mounting plate, and the output end of the motor is in transmission connection with a driving rod through a bevel gear; the outer walls of the front end and the rear end of the driving rod are rotationally connected with the inner wall of the mounting plate through bearings, and a rotating roller is fixedly connected to the middle of the outer wall of the driving rod. By arranging the exhaust mechanism, in the air suction and exhaust process, air flow can be generated and sprayed upwards through a strip-shaped hole in the left side of a conveying belt, and then falling meal boxes are buffered; and the interiors of the grooves are impacted by airflow to turn upwards, so that the firm lower sides of the meal boxes make contact with the conveying belt preferentially, deformation is avoided, the convenience of later storage is improved, and the aluminum foil meal box demolding device has the advantages of being high in practicability and capable of preventing the aluminum foil meal boxes from falling and deforming after demolding.

This invention discloses a multi-layer composite midsole capable of mounting airbag pads, belonging to the field of shoe midsole technology. The midsole comprises a body formed by stacking and fixing multiple layers of boards. The midsole body includes at least a top plate and a support layer located below the top plate. The midsole body has pre-reserved mounting positions for front and rear airbags. The top plate has a front mounting opening in the forefoot area and a rear mounting opening in the heel area, with different external dimensions for the front and rear mounting openings. The support layer has support surfaces in at least the rear half of the forefoot area and the heel area. The dimensions of both the front and rear mounting openings are larger than the horizontal projection size of the airbag. After installation, the top of the airbag protrudes from or is flush with the top surface of the top plate, while the lower half rests on the support surface, with a gap between the outer periphery of the airbag and the inner wall of the mounting opening. This invention achieves the dual effect of fixed-point support at the bottom of the airbag and buffer force transmission at the top by combining layered plates with assembly ports. It has the advantages of lightweight structure, simple processing, airbag can be replaced individually, and smooth exhaust. It overcomes the defects of existing airbag midsole that is easy to collapse or completely closed and cannot contact the sole of the foot.

The invention relates to the technical field of tea production and fermentation, in particular to ice clara mixed tea production and fermentation equipment which comprises a fermentation equipment box, a main frame arranged in the fermentation equipment box, a placement table mounted at the top of the main frame and a driving mechanism arranged at the bottom of the placement table. A second side baffle is fixed on one short edge side of the placement table, and a third side baffle is mounted on the other short edge side of the placement table, so that a rectangular space for containing the ice clara tea is formed. According to the ice clara tea fermentation device, automatic turning, uniform scraping and material receiving of ice clara tea can be achieved, when gauze is arranged and laid above the placement table in a covering mode, water is prevented from being evaporated too fast, it is ensured that the humidity change fluctuation of the ice clara tea in the fermentation process is small, uniform fermentation is facilitated, the softness of the ice clara tea is kept, and the ice clara tea is not prone to falling off. A good fermentation environment is provided for microorganisms, and the fermentation quality is effectively improved.

The invention discloses a modified fiber fabric and a preparation method thereof, belongs to the technical field of cellulose, and solves the technical problem that in the prior art, sodium and potassium in a CMC-H modified fiber product remain on a water absorbing material, so that the biocompatibility of the water absorbing material is influenced. According to the modified fiber fabric and the preparation method thereof provided by the invention, the fiber fabric raw material is subjected to modification treatment to obtain carboxymethyl cellulose and ammonia ammoniation treatment in sequence on the basis of keeping the fiber shape, so as to obtain the fiber fabric of which the modifier is the ammonium carboxymethyl cellulose; the fiber fabric raw material is used for maintaining a fibrous modification treatment reaction, specifically, in the modification treatment reaction process, in fiber molecules of the fiber fabric raw material, 1, 4-glucosidic bonds in glucose molecules are connected to form cellulose chains arranged in parallel, the cellulose chains are not changed, and specific chemical groups on specific carbon positions C6, C2 and C3 on the molecular chains of fibers are subjected to a modification reaction; and the softness and physical properties of the product paper or non-woven fabric are ensured.

The utility model provides a multi-level heat preservation electronic wire harness, which belongs to the technical field of electronic wire harnesses and comprises a wire harness body and connectors, the left end and the right end of the wire harness body are electrically connected with the connectors, the wire harness body comprises a core wire, a heat preservation layer, an anti-freezing layer, a heat insulation layer and an insulation layer, the core wire is located on the innermost side of the wire harness body, and the heat preservation layer is wrapped on the core wire. The outer side surface of the heat preservation layer is coated with an anti-freezing layer. According to the utility model, the insulating layer is arranged, the insulating layer is made of the fluorosilicone rubber material, the fluorosilicone rubber has a wider temperature-resistant range, can be usually used in a temperature range of-50 DEG C to 250 DEG C, and has excellent heat resistance and oxidation resistance, and the electrical insulation property of the fluorosilicone rubber is equivalent to that of silicone rubber, so that the insulating property of the fluorosilicone rubber is ensured; however, due to the enhanced chemical corrosion resistance, the fluorosilicone rubber is possibly more suitable for use in some special environments, and the fluorosilicone rubber cannot be hardened at low temperature, so that the flexibility of the wire harness body 1 is ensured, and the service life of the wire harness body is ensured.

The application relates to the technical field of children's products, in particular to a children's carrier. The children's carrier comprises a shoulder strap, the shoulder strap comprises a first shoulder part and a second shoulder part, the first shoulder part is provided with a first connecting piece; the second shoulder part is arranged in parallel with the first shoulder part along a transverse direction, the second shoulder part is provided with a second connecting piece, the second connecting piece is configured to be connected with the first connecting piece, so that the second connecting piece and the first connecting piece have a connected state, and the second connecting piece is configured to be separated from the first connecting piece, so that the second connecting piece and the first connecting piece have a separated state; wherein the first shoulder part and the second shoulder part are close to each other along the transverse direction, so that the first shoulder part and the second shoulder part both have a concave structure. The shoulder strap of the children's carrier provided by the application meets the ergonomic design and has high comfort.

The utility model discloses a knitted composite outdoor jacket fabric, and belongs to the technical field of garments. The knitted composite outdoor jacket fabric comprises a surface layer, a film layer and a lining layer, ultra-high molecular weight PE / chinlon fabric serves as base cloth of the surface layer, the base cloth is weft-knitted fabric woven by filament yarn formed by twisting ultra-high molecular weight polyethylene fibers and chinlon fibers, the film layer is a polyurethane microporous film, the lining layer is polyester fabric, and the surface layer is made of polyester fabric. The film layer is attached to the outer surface of the lining layer in a film pressing mode, the surface layer is attached to the outer surface of the film layer in a film pressing mode, and the three-layer composite fabric is formed. According to the knitted composite outdoor jacket fabric, the softness and the good wear resistance of the fabric are ensured while the fabric has the function of resisting scraping of stones and sharp branches and good air permeability and heat dissipation performance, and the comfort degree of human movement is ensured.

The utility model discloses a kind of mining cables, its key points are: including power line core, control line core, center filling, wrapping layer, inner sheath, armoring layer, shielding layer and outer sheath.Power line core has 3, control line core has 3, 3 power line core and 3 control line core are stranded into cable, center filling is formed when center is placed filler strip during stranding, wrapping isolation band forms wrapping layer after stranding into cable, and wrapping cover rate is 25% to 30%.Inner sheath is extruded on wrapping layer outer by ethylene-propylene rubber.The armoring layer is inclined to be wrapped outside the inner sheath by galvanized steel wire.The shielding layer is inclined to be wrapped outside the armoring layer by tinned copper wire, and the cross section of the inclined wrapping is not less than 35mm square.The outer sheath is extruded on the shielding layer outer by chloroprene rubber material.

The invention discloses a damping cloth for optical lenses and a preparation method thereof, belonging to the technical field of damping cloth. Polyurethane acrylate and isobornyl methacrylate are stirred and mixed, then an initiator and a promoter are added and stirred and mixed, vacuum degassing is performed to obtain a polyurethane acrylate adhesive, the polyurethane acrylate adhesive is evenly rolled on both sides of a melt-blown cloth, and a base cloth is obtained after curing; one side of the base cloth is subjected to a roughening treatment to obtain a base layer, the base layer is spread out with the roughening side facing upward, a polyurethane prepolymer is coated on the roughening side of the base layer, a surface layer is obtained after reaction and curing, and the damping cloth for optical lenses is prepared; after polypropylene resin is modified by modified lignin, its flexibility can be improved; the cured polyurethane acrylate adhesive plays a role in supporting the roughened fibers, and the isocyanate in the polyurethane prepolymer can undergo a condensation reaction with the alcohol hydroxyl group in the modified lignin, so as to increase the bonding force between the base layer and the surface layer.