511 results about "Protective Garment" patented technology

The invention relates to a protective clothing loss prediction method based on big data analysis, and the method comprises the steps: collecting multi-dimensional data, such as temperature and humidity, pollutants, wearing duration, motion amplitude and cleaning, through a high-precision sensor, and outputting a high-consistency loss feature set in combination with normalization, denoising and feature screening algorithms; multi-stage causal chain dynamic construction and node adaptive capacity expansion are realized through working condition clustering and causal inference, a deep neural network model is accessed, and the deep neural network model is used to accurately predict the loss of the protective clothing under complex and abnormal working conditions. According to the scheme, the real-time performance, the accuracy and the environmental adaptability of loss prediction of the protective clothing are remarkably improved, and a scientific basis is provided for management optimization and risk prevention and control.

The invention relates to the technical field of wave-absorbing materials, in particular to a broadband wave-absorbing material and a preparation method and application thereof. According to the preparation technology of the wave-absorbing material, a non-woven fabric carrier with graded pores and continuous gradient distribution is constructed by virtue of induction of a centrifugal force field, and then the non-woven fabric carrier is placed in a magnetic dispersion liquid system to be subjected to impregnation ultrasonic dispersion load treatment, so that heterogeneous interface structures are constructed on the surfaces and the interiors of fibers, and the prepared material fabric has the characteristics of light weight and broadband wave-absorbing performance; the method is suitable for military and civil high-tech fields such as electromagnetic protective clothing and invisibility. The method has the advantages of short production period, high raw material utilization rate and the like.

A protective device for maintaining body temperature in a living being is provided. The inventive protective device comprises a first sheet member having a left portion and a right portion. The first sheet member has a left edge and a right edge. A first channel member defines structure defining a first channel. The first channel member defines structure which is secured to and overlies a first portion of the left portion of the first sheet member and overlies a first portion of the right portion of the first sheet member. A second channel defining structure defines a second channel, the second channel defining structure secured to and overlying a second portion of the left portion of the first sheet member and overlying a second portion of the right portion of the first sheet member. Each of the channels have a first side and an opposite side opposite the first side. A variable length member is disposed on and extends along the length of each of the channels. There is a connection structure positioned proximate the left edge; and a mating connection structure positioned proximate the right edge.

The invention relates to the technical field of paint removers, and particularly discloses a paint removal composition, a paint stain cleaning agent and application of the paint stain cleaning agent. The paint stain cleaning agent provided by the invention is prepared from the following components in parts by weight: 30 to 40 parts of EDTA-2Na (Ethylene Diamine Tetraacetic Acid), 200 to 300 parts of caustic soda flakes, 140 to 170 parts of sodium alcohol ether sulphate, 160 to 180 parts of sodium xylene sulfonate, 400 to 450 parts of monoethanolamine, 1100 to 1300 parts of diethylene glycol monobutyl ether, 250 to 300 parts of limonene, 40 to 100 parts of saponin extract and 3700 to 3900 parts of water, the saponin extract is selected from one or more of soapnut saponin, fenugreek saponin and aescin; the invention further provides a paint stain cleaning agent prepared from the paint removal composition and application of the paint stain cleaning agent to cleaning of protective clothing. The paint stain cleaning agent provided by the invention can quickly permeate into paint and the contact surface of the paint and protective clothing, so that the paint on the surface of the protective clothing is dissolved and effectively stripped.

The invention discloses a modified silicon nitride non-woven fabric and a preparation method and application thereof, and belongs to the technical field of silicon nitride non-woven fabrics. The invention provides a silicon nitride non-woven fabric. The silicon nitride non-woven fabric comprises a non-woven fabric base material and chitosan quaternary ammonium salt-alpha-phase silicon nitride composite particles loaded on the surface of the non-woven fabric base material, the chitosan quaternary ammonium salt-alpha-phase silicon nitride composite particles are formed by combining chitosan quaternary ammonium salt and hydroxylated alpha-phase silicon nitride through hydrogen bonds and coordinate bonds. According to the silicon nitride non-woven fabric, the antiviral inactivation efficiency can be greatly improved, and thorough inactivation of viruses is achieved; the dispersity of alpha-phase silicon nitride particles is obviously improved, and the air permeability of the non-woven fabric is guaranteed; the adhesive force of the particles and a base material is enhanced, and long-acting and stable antiviral performance is The virus contact time is prolonged, and the physical puncture effect is enhanced; the material has excellent biocompatibility, adapts to medical scenes, can be safely applied to medical protection products, such as medical masks and protective garments, which are in direct contact with a human body, and has both safety and practicability.

To provide protective clothing that can protect the body when attacked by a bear and repel the bear. [Solution] Protective clothing worn to repel bear attacks comprises a protective fabric 1 sandwiched between a surface fabric 2 and a backing fabric 3. The protective fabric 1 comprises a chemical-containing layer 11 capable of releasing a chemical to repel bears, and a protective layer 12 for physical protection from bear attacks. The chemical used to repel bears is capsaicin, derived from chili peppers. When a strong force is applied to the human body by a bear attack, physical damage to the chemical-containing layer 11 causes the chemical to be released, allowing the bear to repel. Furthermore, the protective layer 12 cushions the impact on the human body, making the garment effective in protecting the human body from bear attacks.

The invention relates to the technical field of labor protection clothing manufacturing, and discloses novel labor protection clothing containing bamboo fibers and a preparation method of the novel labor protection clothing. 20%-23% of cotton fiber; 28%-32% of polyester fibers; 4%-6% of nanofiber felt; 2%-3% of antistatic conductive wires; 2%-3% of an acid-proof material; 2%-3% of an alkali-proof material; 5%-7% of a flame-retardant material and 1.2%-1.6% of a flame retardant; 0.5%-1% of an acid and alkali resistant finishing agent; 0.5%-1% of an anti-shrinking agent; the preparation method comprises the steps of material pretreatment, multi-component fiber precise premixing, embedded weaving conductive yarn spinning, high-density weaving, nano functional layer compounding and synergistic after-finishing, and the bamboo fiber, the functional polyester and the nano fibrofelt are compounded through a ternary synergistic system of the bamboo fiber, the functional polyester and the nano fibrofelt and a low-temperature hot melting point bonding and electrostatic electret integrated compounding process. Therefore, the beneficial effects that the air permeability is improved, the shrinkage rate is reduced and the color fastness to washing is improved on the premise that the safety protection levels of flame retardance, acid and alkali resistance and static resistance are not reduced are achieved.

The invention discloses a temperature on-line monitoring and early warning system for fire protection clothing, which relates to the technical field of fire protection monitoring and early warning and comprises a data collection module, a data preprocessing module, a calculation processing module and an early warning execution module. Wherein the calculation processing module comprises a dynamic temperature risk unit, a comprehensive environment risk unit and a safety prediction unit. The dynamic temperature risk unit fuses temperature, a safety threshold value, a change rate, material aging, humidity and a heat reflection attenuation coefficient, outputs a dynamic temperature risk coefficient and reflects a safety margin, and the comprehensive environment risk unit introduces gas concentration, the number of hazardous articles, smoke attenuation and an action intensity coefficient based on the dynamic temperature risk coefficient, constructs an environment coupling risk index, and finally performs the safety analysis on the environment coupling risk index. And the safety prediction unit integrates a basic safety time constant, an environment coupling risk index, a dynamic temperature risk coefficient, a heat flux density and an oxygen concentration correction coefficient, outputs a residual safety time prediction value, and guides an evacuation decision of a fireman.

The invention relates to the technical field of protective clothing testing, and discloses a protective clothing combustion testing device based on an intelligent sensor, which comprises a control console, a testing cabinet is arranged on the control console, a simulation mechanism for simulating real motion is arranged on the inner wall of the testing cabinet, and an exhaust mechanism for ventilation is arranged on the inner wall of the testing cabinet. According to the device, in the rotating process of the fire protection clothing, it can be ensured that heat flow of subsequent flame testing is uniform, testing and detection are free of dead corners, the real wearing state is simulated, the flame testing quality of the device on the fire protection clothing is improved, the testing combustion precision of the device on the fire protection clothing is improved, and the testing efficiency is improved. And meanwhile, a temperature sensor on the surface of the human body model can test the internal temperature of the fire protection clothing, all-directional combustion test detection of the device on the fire protection clothing can be improved through rotary movement of a flame gun, and the combustion test effect of the device is improved.

The invention relates to the technical field of composite fabrics, in particular to a moisture-permeable and breathable composite fabric as well as a preparation method and application thereof. The composite fabric is formed by laminating a knitted base fabric, a microporous membrane and a woven surface fabric, wherein the single side of the microporous membrane is a processing side and faces the base fabric; reactive polyurethane is dispensed in a hole neck area through an anilox roller to form a discrete glue bridge, and humidity gating and chemical anchoring are achieved in cooperation with 3-aminopropyltriethoxysilane and Janus silicon dioxide hydrophilic / hydrophobic particles. According to the structure, the interface stability and the stain resistance and washability are improved while pore passage permeability is reserved, low-resistance water vapor transmission and high-threshold liquid barrier are achieved, and the structure is suitable for outdoor sports, protective clothing and medical barrier materials.

A protective garment includes a garment body having an appearance of a conventional garment, and an inner pocket supported on an inner surface of the garment in a position to receive padding for protecting a body part. Each inner pocket has an open end for insertion and removal of a pad. An anchor point supporting the inner pocket on the inner surface is aligned with a visible anchor point on an outer surface of the garment body, to aid in disguising the presence of the inner pocket(s) and padding. Impact-protective pads are dimensioned to fit within the pockets. In this manner, a person other than the wearer is unlikely to be alerted that the wearer is wearing impact-protective clothing. A protective face shield and face mask impact-resistant bodies and padding are also provided that have appearances that are conventional or inconspicuous to provide inconspicuous impact protection to a wearer.

An adjustable cummerbund includes two side panels, each comprising a bridge and a sleeve. Each bridge includes a plurality of spaced openings separated by posts. Each sleeve defines an internal pocket configured to slidably receive an end of the corresponding bridge. A closure mechanism of each sleeve is configured to releasably engage a selected opening in the corresponding bridge, thereby securing the sleeve in position. The adjustable cummerbund is configured for integration with protective apparel, such as plate carriers and tactical vests, to provide rapid girth adjustment for varying torso sizes.

A disposable protective garment is disclosed that includes a hijab with a head cover portion and a neck cover portion extending from the head cover portion. The head cover portion and the neck cover portion are made of a barrier material.

The invention provides an antibacterial breathable special protective garment, and relates to the technical field of protective garments. The antibacterial breathable special protective suit comprises a protective suit body, a conical sleeve, a sleeve, a first air hole, a rectangular hole, a warning lamp and an air blowing assembly, the conical sleeve is arranged in the protective suit body, the air blowing assembly is arranged on the inner side of the conical sleeve, the rectangular hole is formed in the air inlet side of the air blowing assembly, the sleeve is arranged on the air outlet side of the air blowing assembly and used for clamping an ice bag, and the first air hole is formed in the air outlet side of the ice bag. The warning lamp is arranged at the end of the conical sleeve, and when the temperature of the inner side of the protective clothing is higher or lower than a preset value, the first air hole and the rectangular hole are driven to be connected or disconnected with the inner side of the protective clothing, and the warning lamp and the blowing assembly are powered on or powered off. When the temperature in the protective clothing is low or higher than a preset value, the ice bag is in a heat preservation state, or the warning lamp flashes and the blowing assembly blows air to the ice bag at the same time, low-temperature air is forced to enter the protective clothing, the low-temperature air flows on the body surface, sweat evaporation is accelerated, and heat on the surface of the human body is taken away.

The utility model discloses an inflation assembly for protective clothing. The inflation assembly comprises a bottle body and a trigger piece movably installed on the bottle body. A membrane is arranged in the bottle body, and the trigger piece comprises a puncture needle used for puncturing the membrane; after the bottle body is connected with the trigger piece, a cavity is formed between the bottle body and the trigger piece, and high-pressure gas in the bottle body is released into the protective clothing through gas holes formed in the cavity. In conclusion, due to the fact that the bottle body is movably connected with the triggering piece, the bottle body and the triggering piece are easy and convenient to assemble, and after the triggering piece is fixed to the protective clothing, the bottle body can be replaced rapidly; particularly, the cavity is formed after the bottle body and the trigger piece are assembled, so that after the diaphragm is punctured and high-pressure gas enters the cavity, the flow speed of the gas is reduced by utilizing the cavity, and noise generated when the gas flows out can be reduced. Based on the structure, the utility model has the advantages of simple structure and convenience in replacement, thereby being worthy of popularization and application.

According to the ray protection suit passive mechanical exoskeleton device with high man-machine collaboration, through the degree-of-freedom isomorphism design of the hip joint piece, the knee joint piece, the ankle joint piece and the human body joints, the walking and normal action requirements of people can be effectively met, the man-machine collaboration of the exoskeleton is greatly improved, and the safety of the human body is improved. Meanwhile, a steel wire rope spring assistance mode is adopted to provide an assistance effect for walking actions of a human body, the load of the human body is further reduced, and in addition, through the design of a 3D flexible soft package material and a multi-joint adjusting mechanism, the comfort of a person in the wearing and using process can be effectively improved.

The application discloses an impact-resistant mine protective clothing and belongs to the technical field of mine protective clothing. The mine protective clothing is provided with an impact-resistant protective layer, and the impact-resistant protective layer comprises alternately stacked and connected first and second functional layers. The outermost layer of the impact-resistant protective layer towards the outside of a wearer of the protective clothing is the first functional layer, the first functional layer is a composite material layer composed of aramid woven fabric and a second resin, the second resin is filled in the fiber gap of the aramid woven fabric as a continuous matrix and covers the fiber surface, the weaving raw material of the aramid woven fabric is aramid monofilament subjected to first resin impregnation pretreatment, the first and second resins are both thermosetting resins, the first resin comprises a first compound, the first compound contains a morpholine ring and is bonded in a crosslinking network of the first resin, and the second functional layer is a dynamic crosslinking polymer layer. Compared with the prior art, the application can not only resist impact and be hard, but also absorb impact force and reduce the risk of blunt injury of personnel.

To provide a personal protection system capable of providing a sterile barrier between a wearer and the surrounding environment in a medical or surgical situation.SOLUTION: A personal protection system comprising a helmet having a garment attached thereto. The helmet comprises a motorized assembly, such as a fan. At least one button for adjusting the operation of the motorized assembly is attached to the face shield of the garment. The helmet comprises a detector connected to the button to monitor the state of the button. When the button is pressed, the detector sends a signal to a controller that regulates the operation of the motorized assembly. The controller then sets the operational state of the assembly based on the depression of the control button so that the assembly operates in the state desired by the wearer of the personal protection system.SELECTED DRAWING: Figure 1

The utility model discloses a robot tail end fully-closed protective cleaning device which comprises a fixing block, a protective mechanism is arranged in the fixing block and comprises an opening formed between the two sides of the fixing block, a fixing ring sleeve is fixedly connected to the inner wall of the circumferential side face of the opening, and an air bag is fixedly connected to the inner wall of the circumferential side face of the fixing ring sleeve. The outer wall of the circumferential side face of the air bag is fixedly connected with a sealing soft sleeve located in the opening. The protective clothing or the protective cover is fixed in the connecting groove through the arranged air bag, the protective clothing or the protective cover is wrapped on the external robotic arm, so that the fixing block is sleeved on the external robotic arm, the air bag is inflated by the fixing pipe, and the air bag drives the sealing soft sleeve to extrude and abut against the external robotic arm; and the air bag and the sealing soft sleeve fill a gap between the device and the external robot arm, so that external dust and other impurities are prevented from entering the gap when the gap is formed between the device and the external robot arm.

The application discloses a medical waste protective clothing treatment equipment and a treatment method, and belongs to the field of protective clothing treatment. The medical waste protective clothing treatment equipment comprises a crushing box, and further comprises a feeding box provided with a feeding port at the top and fixedly connected to the upper end of the crushing box, wherein the lower end of the feeding box is provided with a connecting pipe in communication with the crushing box, and two continuously rotating crushing rollers are installed in the crushing box; a treatment box is detachably installed at the lower end of the crushing box, wherein the upper end of the treatment box and the lower end of the crushing box are provided with a through groove in communication with each other, and an electric gate is fixedly installed in the through groove and the connecting pipe; the application can disinfect and decompose the crushed protective clothing, realizes in-situ harmless and reduced treatment of the protective clothing, reduces the transportation and treatment cost of the protective clothing, and processes the protective clothing under the condition of room temperature isothermal, without high temperature, thereby reducing energy consumption and carbon consumption.

1. The name of the design product: hook-and-loop fastener (matte). 2. The use of the design product: the design product is suitable for strong fixation, providing fast, repeatable, adjustable fastening mode (such as sports protective gear, protective clothing, fixing of interior decorative parts of cars, etc.), especially the matte back surface. 3. The design points of the design product: the combination of shape, pattern and color. 4. The picture or photo that best indicates the design points: rear view. 5. The design for which protection is sought contains color. 6. Other circumstances that need to be explained: partial enlarged view A is a partial enlarged view of part A in the bottom view, and partial enlarged view B is a partial enlarged view of part B in the perspective view.

The application discloses a kind of safety protection equipment state evaluation method, device, electronic equipment and storage medium, it is related to safety monitoring technical field, specifically can be applied to financial and medical field, can make the insurance enterprise that provides engineering risk and other risk can master construction safety dynamic in time, make medical institution can discover whether the protective clothing is damaged in time, provide strong guarantee for the safety of construction workers or medical staff.The method comprises: real-time acquisition is carried out safety protection equipment state evaluation video stream, feature point extraction is carried out to safety protection equipment in video stream, and effective feature point set is generated;The posture of target object is identified to the object posture data that is obtained in video stream wearing safety protection equipment, and effective feature point set is carried out three-dimensional feature fusion processing, and equipment real-time three-dimensional feature point set is obtained;Difference evaluation is carried out to equipment real-time three-dimensional feature point set and equipment standard three-dimensional feature, and state evaluation result is obtained and output.

The utility model discloses a tailoring positioning device for protective clothing processing, which relates to the technical field of protective clothing processing and comprises an operating table, a cutting groove is formed in the top of the operating table, a first sliding groove is formed in the top of the operating table, a cutting mechanism is arranged above the operating table, and a second sliding groove is formed in the top of the operating table. And a length adjusting mechanism is arranged on the operation table. The hydraulic rod operates to push the mounting plate to move downwards, the mounting plate drives the cutting knife to move, the first spring moves, the first spring drives the limiting frame to move, the limiting frame makes contact with protective clothing cloth, when the output end of the hydraulic rod continues to descend, the mounting plate continues to descend, the limiting frame is blocked, the first spring is compressed, and the protective clothing cloth is cut off. And the protective clothing cloth can be fixed by the limiting frame through the counter-acting force of the first spring, so that the cutting position is prevented from deviating due to deformation or sliding of the cutting site of the protective clothing cloth when the blade is used for cutting, and the cutting accuracy is improved.

The invention belongs to the field of pre-oxidized fibers, and particularly relates to a protective garment based on a pre-oxidized fiber layered composite structure, and an elastic screen cloth composite part comprises a first pre-oxidized fiber layer and an elastic screen cloth layer which are compositely molded; the aerogel composite part comprises a pre-oxidized silk screen layer, and an aerogel layer and a second pre-oxidized silk screen layer which are compositely molded at the upper part and the lower part of the pre-oxidized silk screen layer; the base cloth composite part comprises a third pre-oxidized fiber layer and a base cloth layer which are compositely molded; the elastic screen cloth composite part, the aerogel composite part and the base cloth composite part are laminated and compounded to form cloth, and the cloth is used for manufacturing the trunk part, the upper limb parts and the lower limb parts of the protective clothing. The pre-oxidized fiber is used as a basic material and is matched with other functional materials to prepare the elastic screen cloth composite part, the aerogel composite part and the base cloth composite part, all the layers have excellent elasticity, heat insulation performance and supporting and protecting performance, and through modularized interlayer compounding, cloth meeting different requirement scenes can be prepared for manufacturing protective clothing, so that the production cost is reduced, and the production efficiency is improved. And the requirements of complex operation are met.

The invention relates to the technical field of spaceflight protective clothing, and provides a spaceflight titanium alloy fiber composite protective clothing and a preparation method thereof.The preparation method comprises the steps that materials are pretreated, titanium alloy fibers are sequentially subjected to surface oil removal and acid pickling activation treatment, and then the titanium alloy fibers are immersed into a specific hydrothermal reaction solution to grow ceramic whisker reinforcements in situ; meanwhile, the TC4 titanium alloy powder, the SiC fibers, the Ni-Ti shape memory alloy microwires, the ZrO2-Y2O3 temperature-sensitive ceramic particles, the self-repairing microcapsules and the flexible graphene sensor array are subjected to pretreatment such as activation, annealing and dispersion. A three-dimensional interlocking microstructure is formed through in-situ growth of single crystal aluminum oxide whiskers on the surface of the titanium alloy fiber, the three-dimensional interlocking microstructure is cooperated with the shape memory fitting effect of SMA microwires and the thermal expansion matching effect of temperature-sensitive ceramic particles, the interlayer interface bonding strength is remarkably improved, the stable performance is maintained under an extreme temperature cycle, and the temperature-sensitive ceramic fiber composite material is prepared. And the layering defect of a traditional bonding process is thoroughly overcome.

The invention relates to portable wearable equipment for occupational disease individual protection, and belongs to the technical field of occupational disease protection wearable equipment.The portable wearable equipment comprises a protective clothing body, an instrument backpack is arranged on the back of the protective clothing body, and a pressure release valve is arranged on the back of the protective clothing body. A shielding plate and an air spraying pipe are arranged, so that when an occupational disease worker is assisted in wearing and using the intelligent protective garment, the protective effect of the protective garment on the head of the wearer is improved, the situation that the head of the wearer is damaged due to collapse is prevented, and according to the requirement for the shielding protective range of the head of the wearer, the protective garment can be used for protecting the head of the wearer. A first servo motor is started, a second gear is driven to rotate through rotation of a first gear, a sliding column is driven to slide along the inner wall of a limiting groove through rotation of the second gear, a sliding rod is driven to slide along the inner wall of a sliding groove, a shielding plate is made to do telescopic motion, and the effect of conveniently adjusting the head protection range of the wearer is achieved.

The utility model discloses an all -round protection system of industrial robot, including protective clothing body still include: embedded plug -in structure, embedded plug -in structure includes the plug bolt and embedded slot of butt joint installation at the both ends of protective clothing body, and plug bolt and embedded slot are set to magnetic core adsorption structure respectively. The utility model discloses the embedded plug -in structure that sets up, and this structure installs the plug bolt in the inside of embedded slot through relatively embedded butt joint mode, and two and realize fixed with the mode of magnetic attraction. Make the structure of butt joint part more stable. Through setting in the close -mouthed structure, this structure sets up at one side of protective clothing body, is mainly used for gathering in one side of protective clothing body and realizes the effect of close -mouthed. Through the bandage of pulling handle end part and realizes the contraction effect of extension belt, and then makes extension belt realize the effect of contraction storage.

The invention discloses an antibacterial composite coated fabric suitable for a physiological period, a swimsuit and a preparation process, and belongs to the field of textile fabrics, a C = N Schiff base covalent bond is formed through a coating-fiber interface, o-quinone generated by oxidation of tannic acid and cotton hydroxyl / chitosan amino are subjected to a Schiff base reaction to generate irreversible C = N crosslinking, and through hydrolytic condensation of KH-550, the antibacterial composite coated fabric suitable for the physiological period, the swimsuit suitable for the physiological period and the preparation process of the swimsuit suitable for the physiological period are obtained. Silanol and cellulose hydroxyl are dehydrated to form hydrolysis-resistant ether bonds, so that a water molecule insertion path of a coating-fiber interface is blocked, and high hydrophobicity is provided; the prepared antibacterial composite coating fabric has the advantages of super-hydrophobicity, antibiosis, self-repairing and one-way moisture conduction, and is suitable for the fields of female bathing suit cushion layers, medical nursing clothes, protective clothing, washable medical clothing and the like.

The present invention relates to the technical field of arc protection garments, in particular to an arc protection garment. The arc protection garment comprises: an arc protection garment body; a detachable fixed component comprising a fixed frame, a limit frame, an elastic member connection groove, and an opening; a protective plate; and a limit component comprising a movable frame and a sliding rack. The fixed plate is pulled to drive the sliding rack to move down, a limit rod descends and separates from a connection hook, and the protective plate can be quickly removed without turning over an injured person for emergency handling.