74 results about "Felted" patented technology

The invention discloses a self-repairing waste felt-based carbon fiber electromagnetic shielding concrete structure and a design method, and relates to the field of protective engineering building materials and multifunctional concrete structural design, the self-repairing waste felt-based carbon fiber electromagnetic shielding concrete structure comprises a base material, waste felt-based carbon fibers, hollow glass microsphere cell bodies and a synergistic enhancement mechanism, the base material comprises cement, silica fume, quartz sand and a high-efficiency water reducing agent, the waste felt-based carbon fibers are crushed to the particle size of 50-100 meshes, the crushed waste felt-based carbon fibers are modified by a specific silane coupling agent and then are uniformly dispersed in the ultra-high performance concrete base, graphene or carbon nanotube conductive particles are combined and doped, and the ultra-high performance concrete is prepared. A continuous three-dimensional conductive network is formed, the electromagnetic shielding effectiveness in the wide frequency band of 1-40 GHz reaches 30 dB or above, compared with a traditional metal shielding layer, the weight is reduced by 60%, the cost is reduced by 50%, and meanwhile the problem of metal corrosion is avoided.

This invention provides a fully automatic cold rolling equipment for producing copper strip, belonging to the technical field of fully automatic cold rolling equipment for producing copper strip. It includes: a main body, mounting plates, mounting frames, a cleaner, a waste trough, and an electric cylinder. Mounting plates are respectively installed on the upper and lower front sides of the main body. Mounting frames are installed on the inner sides of each mounting plate. Electric cylinders are installed on the front sides of each mounting frame. A cleaner is installed on the rear side of each mounting frame. The cleaner consists of a felt layer and a fiber cloth layer. A waste trough is installed on the inner side of each mounting frame. The cleaner, driven by the electric cylinder, presses against the roller surface from the side of the work roll end. The felt layer scrapes off large copper shavings, the fiber cloth layer cleans residual oil, and the waste trough collects the waste material. This system is interlocked with the main drive motor, achieving automatic online cleaning without stopping the machine. This effectively improves the surface quality of the copper strip and production efficiency. The structure is compact and easy to install and modify on existing equipment.

A drum sealing gasket of a washing and drying machine is disposed on an end of a drum. The drum sealing gasket includes a band-shaped belt manufactured by cutting a felt in which natural fiber and synthetic fiber are mixed. A finishing space is formed by folding both peripheral portions of the belt and sewing the peripheral portions to the body of the belt with an adhesive-coated sewing thread. An extension is formed on one of the folded peripheral portions to cover a portion of the other of the folded peripheral portions. A flexible band is added and sewn to the surface of the extension with an adhesive-coated thread. Both ends of the belt are bound without a height difference.

The application relates to the technical field of cloth processing, in particular to a cloth cutting device which comprises a machine box, a cloth carrier, a control unit, a fixing mechanism, a carrier conveying mechanism, a vacuum adsorption mechanism, a double-module cutting mechanism and a slitting and discharging mechanism. The cloth carrier is provided with a rigid conveying plane, the rigid conveying plane is provided with a felt layer, the bottom surface is provided with a plurality of independent adsorption areas, the carrier conveying mechanism is provided with a clamping and conveying assembly, a lifting assembly and a connecting assembly, the vacuum adsorption mechanism is provided with an air extraction structure and a plurality of adsorption assemblies, the double-module cutting mechanism is used for cutting, punching or line drawing of cloth located on the cloth carrier, and the slitting and discharging mechanism is used for slitting and discharging and cleaning of residual chippings. The application has the advantages of compact structure, small space, high efficiency, high precision, high stability, long service life, low use cost, easy maintenance, energy saving and environmental protection, automatic feeding and discharging, automatic cleaning of residual chippings, automatic slitting of cloth edge allowance and great saving of manpower and material resources.

The utility model relates to the technical field of drawing frames, and discloses an anti-blocking device for a drawing frame, the anti-blocking device comprises a U-shaped frame arranged at an inlet of the drawing frame, two rotating shafts are rotatably mounted in the U-shaped frame, the two rotating shafts are both fixedly sleeved with hair collecting roller sleeves, felt is detachably mounted and fixed on the two hair collecting roller sleeves, and the hair collecting roller sleeves are fixedly sleeved with the felt. A driving assembly is arranged on the front side of the U-shaped frame and used for controlling the two rotating shafts to rotate relatively, and two dust suction hoods with the bottoms being open are fixedly installed in the U-shaped frame. Compared with the prior art, the device has the following advantages and effects that the adhesion effect of the felt is matched with the negative pressure dust collection effect, a dual protection mechanism is formed, short fibers, fluff and other impurities on the surfaces of fiber strips can be comprehensively and efficiently cleaned away, the blocking phenomenon caused by accumulation of the impurities at an inlet of the drawing frame is avoided, the impurities cannot enter the drawing frame easily, and the service life of the drawing frame is prolonged. Therefore, smoothness of a fiber rod conveying channel at the inlet of the drawing frame is guaranteed, and stable and efficient operation of the drawing frame is guaranteed.

The invention relates to the technical field of fiber felts, and provides a fiber felt composite material and a preparation method and application thereof.The preparation method of the fiber felt composite material comprises the following steps that fiber felts are soaked in a gel precursor solution, aging, solvent replacement and drying are conducted, and the fiber felt composite material is obtained; the preparation method of the gel precursor solution comprises the following steps: A1, mixing a silicon source, a silk fibroin solution, inorganic chopped fibers, a surfactant and a solvent to obtain a primary mixture; a2, acid liquor is added into the primary mixture for mixing, alkali liquor is added for continuous mixing, and a gel precursor solution is obtained; by means of the technical scheme, the problem that in the prior art, the fiber felt composite material is poor in strength is solved.

To provide an aroma oil-impregnated component that can suppress oxidative deterioration and changes in fragrance over time. [Solution] The aroma oil-impregnated member 1 comprises a felt body 2 and aroma oil. The felt body 2 is made of animal fiber or cotton. The animal fiber is preferably wool. The aroma oil is impregnated into the felt body 2. The aroma oil-impregnated member 1 may further have a holder 3. The holder 3 holds the felt body 2 in a breathable manner. The aroma oil-impregnated member 1 can be suitably used in aroma diffusers or air conditioning equipment.

The invention relates to an installation for producing a 3D fabric from nonwoven fibers, particularly felt, comprising a device (8) for depositing a mixture of substantially unbonded fibers, in the form of a base layer (5), onto an air-permeable, particularly perforated, conveyor belt. The base layer is conveyed to a zone (2), called the supply zone, which is arranged in front of at least one nozzle (3) for supplying additional fibers. The fiber supply nozzle deposits additional fibers onto the base layer to form, in at least one region thereof, at least one additional layer (6) in order to obtain a three-dimensional or 3D preformed layer with a thickness and / or mass per unit area that can vary spatially. The 3D preformed layer is subsequently conveyed to a consolidation element (7) to consolidate it into the finished 3D fabric, the thickness and / or mass per unit area of ​​which can also vary spatially.The installation is characterized in that suction means are provided arranged so as to suction the air contained in the base layer to keep said base layer on the conveyor belt in the supply zone, and at least one nozzle (3) is an injection nozzle that supplies the additional fibers by spraying or injection through an air stream.

1. Name of the designed product: yak fur hanging ornament (pure beauty of wool). 2. Use of the designed product: the designed product is used for decoration. 3. Design points of the designed product: combination of shape and pattern. 4. Picture or photo best indicating the design points: design 1 perspective view. 5. Design 1 is designated as the basic design.

The utility model relates to the field of viscose staple fiber production, in particular to a steam chamber type fluff forming groove which comprises a machine frame, a box body and a steam chamber, the box body is installed on the machine frame, and the steam chamber is installed on the lower portion of the box body. The box body is provided with a feeding hole, a filament distributor, a groove body, a spraying device, an exhaust system, a hair baffle and a discharging hole; a notch group is arranged at the bottom of the tank body, a pressing plate is arranged above the notch group, and a base plate is arranged between the notch group and the pressing plate; a steam chamber is connected below the bottom of the tank body; and the notch group is communicated with the steam chamber. The box type steam type is adopted, the problem of pressure decrease of the original tube nest can be solved through the arrangement of the groove opening set at the bottom of the groove body, the steam pressure is constant, the cooking effect is balanced, the yarn hanging phenomenon is greatly reduced through the spraying device, the felt generation effect is good, the efficiency is better, and the overall quality of the felt is improved.

The utility model relates to a presser support platform capable of reducing wrinkle, the presser support platform capable of reducing wrinkle includes platform main part, the platform main part includes box body, honeycomb hole plate, felt component and negative pressure fan, the box body top opening, felt component includes felt layer and sliding frame, felt layer installs in the sliding frame, sliding frame sliding installation is in the opening, honeycomb hole plate is laid to the box body inside, negative pressure fan bottom is equipped with negative pressure hole, negative pressure fan installs at negative pressure hole department, the utility model discloses felt layer provides certain elasticity and breathability, fabric can reduce wrinkle when being pressed down under the presser plate, felt layer is detachable installation, to facilitate the replacement of felt layer. Negative pressure fan produces negative pressure suction, makes the oil fume and water vapor that presser produces along felt blanket layer, honeycomb hole plate enter the box body inside, finally discharges from negative pressure hole.

The invention relates to the field of waste textile recycling, in particular to a felt based on waste spinning article regeneration and a preparation method thereof.The preparation method of the felt based on waste spinning article regeneration comprises the steps that waste spinning articles and low-melting-point chemical fibers are cut up and mixed and then pressed and formed in a mold; the compression molding is performed in a pre-pressing stage, a hot pressing stage and a pressure maintaining and cooling stage; the mode of gradient pressure and balanced pressure is adopted, low-melting-point chemical fibers located in the center of the mold flow towards the edge after being molten, and the problem that when general hot pressing adopts global pressure equalizing, the edge density of felt is obviously lower than that of a central area due to the fact that heat loss is fast and pressure transmission is attenuated in the edge area of the mold is better solved; the prepared felt has certain strength and hardness, can meet the use requirements of the prop display board, and is good in density and uniformity.

The application discloses a floor mat for heating and belongs to the technical field of heating carpets, which comprises a heating carpet body, wherein the heating carpet body further comprises a wear-resistant and stain-resistant layer, a first flexible protective layer, a heating layer, a heat insulation layer, a second flexible protective layer, a flexible leather surface layer with anti-skid, waterproof and wear-resistant properties and a silica gel sealing layer; the first flexible protective layer is attached to the wear-resistant and stain-resistant layer. In the application, the core heating layer is made of graphene material, which has the characteristics of rapid temperature rise and far infrared physiotherapy light wave release after being electrified, and can rapidly improve the microcirculation of the feet; the heat insulation layer made of high-density needle-punched non-woven fabric felt material not only locks heat and prevents heat loss to the ground to improve energy efficiency by virtue of the excellent heat insulation performance, but also endows the whole machine with the physical properties of softness and arbitrary curling like cloth, thereby completely solving the pain points of the traditional heating equipment, such as heaviness, rigidity and difficulty in storage, and enabling the heating carpet to be perfectly adapted to the flat laying and stepping foot warming scene.

The utility model discloses a lifting rib assembly and clothes processing equipment, the lifting rib assembly comprises a seat body, a cleaning part and a cleaning felt, and the cleaning part is mounted on the seat body; the cleaning felt is arranged on the surface, except the surface connected with the seat body, of the cleaning piece, and the cleaning felt is provided with dehairing teeth. The cleaning felt is arranged on the surface, except the surface connected with the base body, of the cleaning piece, so that the assembly can make contact with clothes in all directions when the clothes processing equipment operates, the contact area with hair on the clothes is greatly increased, and the hair cleaning efficiency is improved. The hair scraping teeth arranged on the cleaning felt can more accurately grab hair on the surface of the clothes, can penetrate into the texture of the clothes, effectively remove stubborn and attached hair, improve the cleaning degree of the clothes and improve the durability of the equipment.

The present application relates to the technical field of fiber felt, and proposes a fiber felt composite material, a preparation method and application thereof.The preparation method of the fiber felt composite material comprises the following steps: dipping the fiber felt in a gel precursor solution, aging, solvent replacement, drying, and obtaining the fiber felt composite material; the preparation method of the gel precursor solution comprises the following steps: A1, mixing a silicon source, a silk fibroin solution, inorganic short fibers, a surfactant and a solvent to obtain a preliminary mixture; A2, after mixing the preliminary mixture with an acid solution, adding an alkali solution for continuous mixing to obtain the gel precursor solution.Through the above technical solution, the problem of poor strength of the fiber felt composite material in the related art is solved.

An apparatus for the entry and exit of a fabric from an isolated container, the internal atmosphere of which is different from that of the external environment, comprising: a container defining a cavity suitable for receiving said fabric inside, having an access channel for said fabric which communicates with said cavity and with a slot of a base element; a roller having an outer rubber coating; a felt interposed between the outer rubber coating of the roller and the base element, wrapped at least partially on said outer rubber coating, having an inner airtight layer, which is located below the outer surface of the felt which is in contact with said fabric, on the side opposite the outer rubber coating of the roller. Advantageously, during the work, the roller is arranged to abut against the slot at the central portion of the recess of the base element, to compress the rubber coating and the felt, deforming them so as to completely wrap the fabric, isolating the internal of the container from the external environment.

The invention discloses a single-piece separation device and method for high-friction rough flexible flaky materials. The device comprises a pickup roller set, a separation sliding table and a supporting frame. The paper pickup wheel set is composed of at least two non-perfect-circle special-shaped paper pickup wheels which are coaxially arranged at intervals in a phase staggered mode, and the end faces of the paper pickup wheels sequentially and alternately beat paper when the paper pickup wheels rotate. The separating sliding table is arranged below the pickup roller set, the table top of the separating sliding table is tangent to the movement track of the end face, a sliding groove is formed corresponding to each pickup roller, the area between the sliding grooves is a paper separating face, and the friction coefficient of the paper separating face is higher than that of the bottoms of the sliding grooves. The gap between the end face motion trail of the pickup roller and the paper separating face can be adjusted through the supporting frame. In the working process, staggered end faces beat and rub the uppermost layer of material in a pulse mode, so that the uppermost layer of material is locally pressed into the sliding grooves to be bent, interlayer friction is reduced, and conveying is started; and the lower-layer material is blocked by the high-friction paper separation surface, so that reliable single-piece separation is realized. The method is suitable for high-friction rough flaky materials such as abrasive paper, art paper, non-woven fabric and felt.

The invention relates to a cleaning device, in particular to a dehairing device, a cleaning method and an air purifier. According to the dehairing device provided by the invention, pollutants on the dehairing felt are scraped into the dehairing device through the dehairing felt, so that the falling pollutants in the process of cleaning a target area by the dehairing device can be obviously reduced. According to the cleaning method provided by the invention, the dehairing rolling shaft can move relative to the target area under the condition that the dehairing rolling shaft is static relative to the dehairing box, more pollutants are brought up, the pollutants on the dehairing felt are scraped into the dehairing device by the dehairing felt when the dehairing device moves in the reverse direction, and the cleaning effect is improved. The air purifier provided by the invention comprises the dehairing device provided by the invention, and when the dehairing device cleans the air inlet filter screen, the dehairing device can collect the scraped pollutants, so that the falling pollutants are effectively reduced.

The invention discloses an automotive upholstery felt cloth fluff direction mistake proofing device, and relates to the technical field of felt cloth processing.The automotive upholstery felt cloth fluff direction mistake proofing device comprises a main body, a spraying device is arranged on the surface of the main body, a combing device is arranged at the bottom of the spraying device, and a stirring device is arranged in the spraying device; the spraying device comprises two fixing plates, a rotating shaft, a rotating wheel, separation teeth, a fixing frame, a pesticide box, a rotating column, a first transmission belt, a first gear, a spraying pipe and a second gear, the two fixing plates are fixedly installed on the surface of the main body, and the rotating shaft is rotatably installed between the two fixing plates; the softening agent stored in the agent box is sprayed to felt cloth fluff through rotation of the spray pipe, static accumulation on the surface of the felt cloth can be effectively reduced, the fluff of the felt cloth is prevented from being adhered together or adsorbing dust in the transportation and treatment process, and fluff direction detection and assembly are not affected. And the fluff direction of the felt cloth can be more easily and accurately identified.

The medical air bag mattress comprises a sponge top layer, an air bag supporting layer and a sponge bottom layer which are sequentially arranged from top to bottom, according to the medical air bag mattress disclosed by the utility model, the sponge layers are arranged on the upper side and the lower side of the air bag layer, and each air bag is embedded in the air bag through groove of the middle sponge body, so that compared with the mode that the sponge layers are only laid above or below the air bags, the mattress achieves better soft comfort within a limited thickness range; the felt is laid above the air bags, so that the top surface of the mattress is kept flat, the comfort degree is improved, the non-woven fabrics flatly attached to the surface of the middle sponge body and the air bag through grooves are arranged below the air bags, and the supporting performance of the air bag through grooves to the air bags is enhanced; in addition, the non-woven fabric successfully obstructs the air bag and the middle sponge body, so that the air bag and the middle sponge body are prevented from mutually rubbing to influence the service life of the air bag and the middle sponge body, and the air bag is prevented from completely or mostly entering the air bag through groove to lose the original hardness adjusting effect.

The utility model discloses a felt structure and a furniture cabinet, the felt structure comprises a felt body, the surface of the felt body is provided with a plurality of grooves, the grooves are arranged at intervals along a preset direction, the extension direction of the grooves is perpendicular to the preset direction, and the depth of the grooves is smaller than the thickness of the felt body, so that the felt body can be bent along the preset direction. The grooves perpendicular to the preset bending direction are formed in the surface of the felt body, and the depth of the grooves is controlled to be smaller than the thickness of the felt body, so that surface layer fibers are broken at the grooves, bottom layer fibers are kept complete, and the structural strength is kept while the bending resistance in the preset direction is reduced; controllable bending of the felt body in the preset direction is achieved. By means of the design, the technical problem that traditional felt cannot be applied to an arc-shaped cabinet body is solved.

The utility model provides an automobile brake clearance adjusting arm mechanism which comprises an adjusting arm, a mounting groove is formed in the adjusting arm, a worm gear piece is embedded in the mounting groove, a mounting cavity is formed in the right side of the adjusting arm, a storage box is fixedly mounted in the mounting cavity, and a worm gear piece is embedded in the worm gear piece. And a connecting hole communicates between the mounting groove and the mounting cavity, the same fixing shaft is fixedly mounted between the inner walls of the front side and the rear side of the connecting hole, the outer side of the fixing shaft is rotationally sleeved with a friction wheel, and the same partition plate is fixedly mounted between the inner walls of the storage box. When the friction wheel rotates, the felt cloth is extruded, so that lubricating oil is filtered out from the felt cloth and absorbed by the superfine fiber cloth, then the lubricating oil is transferred to the worm gear piece through the superfine fiber cloth, the worm gear piece and the screw are lubricated, the lubricating oil in the storage box is slowly absorbed through the felt cloth, and the effect of saving the lubricating oil is achieved; the action time of the lubricating oil is prolonged.

The utility model relates to the technical field of thoracocentesis, in particular to a positioning barrier for thoracoscope puncture, which comprises a hook-and-loop fastener hook layer, a woven fabric adhesive layer is fixedly adhered to the outer surface of one side of the hook-and-loop fastener hook layer, and a hook-and-loop fastener felt layer is adhered to the outer surface of one side of the hook-and-loop fastener hook layer. According to the positioning barrier for thoracoscope puncture, when thoracoscope puncture is carried out, a patient only needs to lie down in a correct posture, the midaxillary line and the posterior axillary line are exposed, the electrode plates are pasted, the hook-and-loop fastener hair hook layer is pasted and fixed to the outer surface of the skin of the patient through the woven fabric adhesive layer, the hook-and-loop fastener felt layer and the hook-and-loop fastener hair hook layer are bonded to each other, and the positioning barrier can be used for positioning the thoracoscope puncture. When the thoracocentesis electrode plate is used, the metal barrier rod is inserted into the outer surface of the rubber sheet, then air is injected through the drainage tube, and CT is shot, so that a focus can be positioned through the electrode plate and the metal barrier rod, and the position of the electrode plate can be conveniently changed by separating the hook and loop fastener hair hook layer from the hook and loop fastener felt layer, so that the thoracocentesis accuracy is improved.

The present application discloses a kind of non-woven fabric carding machine, comprising: carding machine body, there is an outer cover outside the carding machine body, the suction head of negative pressure aspirator can be inserted into the inside of outer cover, several felt plates are arranged in vertical direction between two side supports, the inside one side of the felt plate is fixedly connected with a support shaft, the support shaft is rotatably connected between the side support, and a synchronous pulley is fixedly installed at one end of the support shaft, several synchronous pulleys are drivingly connected by synchronous belt, two slide rails are vertically spaced between felt plate and suction head, a sliding bin is slidingly connected between two symmetrically arranged slide rails, several turntables are spaced on the side of sliding bin relative to felt plate, and several rubber rods are fixedly installed on the surface of the turntable.The non-woven fabric carding machine not only reduces the influence of negative pressure on normal production, but also greatly improves the continuity of adsorption, improves the continuity of cleaning process, thereby improving the overall work efficiency.

The utility model provides a spleen and stomach flatulence patch and a hot compress belt applying the same. The spleen and stomach flatulence patch comprises a bottom film, ointment, a release film and a thin cotton layer. The upper side of the bottom film is smooth, a center hole matched with ointment in shape is formed in the middle of the release film, the release film is covered with a breathable thin cotton layer, an upper protruding part is formed in the center hole of the thin cotton layer and used for fixing the ointment, the lower side of the release film is coated with mucilage glue, and the edge of the release film tilts up to form a hand tearing part without mucilage glue. The inner layer of the hot compress belt is a felt layer, the middle part is a heating area, an adhesive film is arranged on the heating area, the upper side is a cotton cloth layer, the lower side is a back cloth layer, and a release film can be adhered to the cotton cloth layer; the heating area adopts electric heating, and one side of the hot compress belt is provided with a power connector. The flatulence patch and the hot compress belt are reasonable in structure, convenient to use and capable of effectively relieving the symptom of flatulence of the spleen and the stomach and improving the treatment effect and the use comfort degree.

The invention discloses a single-layer filtering material and a preparation method and application thereof, the preparation method comprises the following steps: a fiber felt prepared by a flash evaporation process has a surface A and a surface B opposite to each other in the thickness direction, the surface A is heated to reduce the average pore size of the surface A, and the single-layer filtering material is obtained; the temperature of the heating treatment is 120 to 200 DEG C, and the time of the heating treatment is 0.1 to 15 seconds. By controlling the temperature and time of the heating treatment, the average pore size of the A surface of the fiber felt is effectively reduced, so that the average pore size and the large average pore size of the B surface form a gradient, the three-dimensional network structure of the fiber felt is favorably kept, the collapse of the fiber felt is avoided, and the single-layer filtering material with the gradient average pore size is integrally prepared. In addition, dirt, dust, particles, suspended solids or other substances in the liquid flow can be blocked, and the dirt holding capacity of the single-layer filtering material is improved.

The present invention addresses the problem of providing a laminate which does not generate wrinkles or peeling even in a conventional molding machine, more specifically, a laminate obtained by bonding a crosslinked polyolefin resin foam and suede-like artificial leather.　Provided is a laminate in which a skin material and a crosslinked polyolefin resin foam are directly bonded or bonded via a layer having an adhesive function, wherein the skin material is at least one selected from the group consisting of artificial leather, synthetic leather, woven fabric, knitted fabric, nonwoven fabric, and felt, and the heat shrinkage rate when heated at 180°C for 10 minutes is 0.5-10%.

The invention provides a manufacturing method of non-abandoned handwork artware with metal wires. The manufacturing method comprises the steps that S1, drawings are designed, assembling parts of the artware are drawn on different drawings respectively, and parameters such as angles and bending radians are marked; s2, materials are prepared, the prepared materials comprise forming silk threads, connecting silk threads, feathers or ribbons, different embellishment materials are selected according to the type of the handwork to be manufactured, and the forming silk threads and the connecting silk threads are metal silk threads or metal silk threads with the outer surfaces plated with gold or wrapped with gold; s3, material processing: performing cleaning, shaping and surface layer treatment on the feathers, or performing drawing treatment on the ribbon; s4, template shaping and assembly forming are conducted, specifically, felt plates are selected as base plates, a drawing is applied to the multiple base plates in a covering mode, shaping needles are inserted at intervals along the contour of the drawing, and materials prepared in advance are subjected to bending, twisting, embedding and other processes on the base plates for assembly forming; and S5, assembling is conducted, specifically, formed assemblies are assembled according to drawing design, and finally forming is conducted.