39results about How to "Improve bendability" patented technology

The invention discloses a preparation method of a large-area decoupling type fiber grating sensor based on an island bridge structure, and the method comprises the steps: firstly carrying out the peripheral pre-stretching of an elastic substrate, and then bonding a plurality of carbon fiber composite sheets which are arranged in a matrix manner on the elastic substrate in a pre-stretching state, a fiber grating and a fiber grating wrapped by glass fiber are respectively bonded and fixed on the two rows of fiber positioning grooves of each row of carbon fiber clad sheets, each fiber grating is provided with a grating point in the groove of each carbon fiber clad sheet, and each groove of each carbon fiber clad sheet is filled and cured; finally, after the elastic substrate is pre-stretched and released, the top surface of the elastic substrate is covered with an elastic top sealing layer, and therefore the large-area decoupling type fiber grating sensor is formed. The large-area decoupling fiber grating sensor prepared by the invention can still obtain a high-precision measurement result when facing high mechanical stress and dynamic deformation.

The invention discloses a high-flexibility heating film for an energy storage module, the heating film is of a five-layer composite structure and sequentially comprises an insulating layer, a heat conduction layer, a heating layer, an insulating layer and an adhesion layer, and a micro-nano thermal interface material is added between the heating layer and the heat conduction layer to improve the heat conduction efficiency. The heating layer is designed to be of a honeycomb-shaped circuit structure. The temperature control module, the power adjusting module, the safety protection module and the intelligent control module are matched, and the functions of high-precision temperature control, over-temperature protection, short-circuit protection and remote monitoring are achieved. The preparation method comprises the steps of material coating and curing of the heat conduction layer and the heating layer, addition of a micro-nano thermal interface material, superposition of the insulation layer and the adhesion layer, vacuum hot pressing and surface treatment. The high-flexibility heating film has the advantages of efficient heat conduction, excellent flexibility, waterproofness, safety and the like, can be widely applied to low-temperature environment heat management of equipment such as an energy storage module and the like, and has remarkable practical value and market prospect.

The invention discloses a display panel and a preparation method of the display panel, the display panel comprises a display area and a non-display area arranged on the periphery of the display area, the non-display area comprises a bending area and a step area, the bending area is connected with the display area and the step area, and the display panel further comprises a substrate; the circuit layer is located in the non-display area; the protection layer is arranged on the side, away from the substrate, of the circuit layer and located in the non-display area, the surface, away from the substrate, of the protection layer is provided with a first groove located in the non-display area, and at least part of the first groove is located in the bending area. According to the design, the reliability of the display panel can be improved.

This utility model relates to a tooling for animal cage production, comprising: a bending platform with a preset number of through holes, the through holes penetrating the bending platform; a first bending mechanism including a support platform and a first bending body, the first bending body being mounted on the support platform and the support platform being mounted on the bending platform; a second bending mechanism including a connecting rod, a first connecting member, and a second connecting member, the connecting rod being fixedly connected to the second connecting member, the first connecting member and the second connecting member being fixedly connected together; the connecting rod being adapted to the through holes on the bending platform; a straight column being provided on the bending platform, the straight column being fixedly connected to the bending platform; a first gap being present between the first bending body of the first bending mechanism and the straight column, and a second gap being present between the connecting rod of the second bending mechanism and the straight column, wherein the size of the first gap is variable and the size of the second gap is variable.

The invention relates to the field of flexible composite permanent magnet materials, and discloses a high-structural-strength rubber magnetic material and a preparation method thereof. The invention discloses a rubber magnetic material with high structural strength. The rubber magnetic material is prepared from the following raw materials in parts by weight: 88-92 parts of pretreated magnetic powder, 6-10 parts of nitrile rubber, 0.2-0.5 part of a tackifying aid, 0.2-0.5 part of an activating agent, 0.25-1 part of an anti-aging agent, 0.05-0.1 part of a vulcanizing agent and 0.05-0.1 part of a lubricating agent, the pretreated magnetic powder is prepared from magnetic powder, maleic anhydride grafted liquid polybutadiene and a coupling agent; the vulcanizing agent is composed of p-tert-butyl phenolic resin and rosin modified phenolic resin. The rubber magnetic material prepared by the preparation method of mixing, calendaring and hot vulcanization has relatively good structural strength, surface smoothness and bendability, and is applied to high-speed micromotor motors.

The welding structure comprises a coil sheath, a push pin, a connecting wire and a pin, the connecting wire and the pin are assembled on the coil sheath, the pin penetrates through the coil sheath and then is welded to the outer side of the welding end of the connecting wire, the tail end of the pin is bent towards the surface of the coil sheath, and the push pin is welded to the outer side of the welding end of the connecting wire. And the lowest point of the tail end of the pin is lower than the contact position of the pin and the welding end. The contact pin is arranged on the outer side of the connecting wire, the tail end of the contact pin is pressed towards the surface of the coil sheath, and the lowest point of the tail end of the contact pin is lower than the contact position of the contact pin and the welding end, so that the contact pin can be attached to the welding end of the connecting wire, the welding efficiency is improved, and the use amount of tin liquid is reduced.

A one-to-many optical fiber cable structure and a connecting device thereof include a plurality of optical fiber lines, a covering member, and a bonding structure. One end of the plurality of optical fiber lines includes a bundled segment, and the opposite end includes a branched segment. The covering member covers the bundled segment of the plurality of optical fiber lines. The branched segment is separated from each of the plurality of optical fiber lines. The bonding structure is located at the junction of the bundled segment and the branched segment of the plurality of optical fiber lines. The bonding structure bonds the plurality of optical fiber lines. The bonding structure is covered by the covering member. Thus, the plurality of optical fiber lines have good bending effect at the branched segment. The covering member provides good protection and high-temperature resistance at the bundled segment.

The invention provides a supporting piece and a preparation method thereof, a flexible display module and electronic equipment, the supporting piece is provided with a first bending area, the supporting piece comprises multiple fiber layers which are arranged in a stacked mode, the multiple fiber layers comprise a first supporting assembly and a second supporting assembly which is arranged in a stacked mode with the first supporting assembly, the first supporting assembly is used for supporting a flexible screen, and the second supporting assembly is used for supporting the flexible screen. The second supporting assembly located in the first bending area is provided with a first bending hole penetrating through the second supporting assembly. According to the supporting piece provided by the invention, the first bending hole is only formed in the second supporting assembly, so that the supporting piece has an ultrathin blind groove structure, the bending performance, the smoothness and the supporting performance are considered, and the folding mark, the light shadow, the extrusion resistance and the like of the whole machine are greatly improved.

The invention provides a preparation method of a metal solid-liquid composite plate strip, which comprises the following steps: a smelting process: smelting a cast ingot containing first metal to obtain a molten pool; a refining procedure: adding a refining agent and inert gas into the molten pool for refining treatment, and standing after the refining treatment to obtain the metal solution containing the first metal; a grain refinement step of adding a grain refiner to the metal solution containing the first metal to perform grain refinement treatment to obtain a metal solution after the grain refinement step; a continuous casting process: enabling the metal solution subjected to the grain refining process to be in contact with a base plate strip and performing continuous casting treatment to form a coating layer on the surface of the base plate strip to obtain a composite plate strip blank; and a rolling procedure: carrying out rolling treatment on the composite plate strip blank to obtain the composite plate strip. The composite plate strip prepared by the preparation method has good bending performance and bonding strength, so that the composite plate strip has relatively long service life.

The present invention discloses a scratch-resistant photovoltaic cable and a production process thereof. The present invention relates to the field of photovoltaic cable technology, including a joint mechanism, the joint mechanism is fixedly installed on the surface of a polyethylene tube near the end face, and the surface of the joint mechanism is fixedly connected with a heat shrink tube and an outer sleeve. The scratch-resistant photovoltaic cable and its production process achieve the temperature rise of the copper wire during use, and the heat is transferred to the airflow component through the heat-conducting insulating glue and the special-shaped heat-conducting tube. A plurality of airflow components are evenly distributed on the outside of the special-shaped heat-conducting tube, so that an airflow channel is formed between the special-shaped heat-conducting tube and the heat shrink tube, and the cooling gas flows from one end of the polyethylene tube to the other end to be extracted, thereby quickly reducing the copper wire. In this process, the cooling structure is inside the cable, so that the heat transfer efficiency is effectively improved, and the problem that the protective structure will cause the heat dissipation efficiency of the cable to be reduced, making the cable more easily punctured and burned, is solved.

A high carbon steel wire rod with a diameter of ≤6.5mm and excellent bending ability, the chemical composition and wt% of which are: under the existing components in the field of this steel type, it is: P≤0.012wt%, S≤0.009wt%, Cu≤0.095wt%; production method: heating the ingot after smelting and pouring into a billet; rolling; spinning; cooling; bundling and packaging after air cooling to room temperature. The present invention provides a kind of wire rod with uniform and stable performance after 15 days of aging under the premise of ensuring mechanical properties, wire rod segregation ≤2.0 level, no obvious softening zone in the cross section, pearlite volume proportion in the metallographic structure is not less than 80%; elongation ≥9.0%, surface reduction ≥35.0%, strength circle difference ≤65MPa, cross-section microhardness extreme difference ≤15%, repeated bending times ≥18.0 times, bending wire breakage during deep processing is less than 0.5 times / kiloton.

This disclosure provides a display panel including a flexible substrate having a curved region, wherein the curved region has a Gaussian curvature K1, wherein the Gaussian curvature K1 is not equal to zero, a plurality of thin-film transistors disposed on the flexible substrate, and a plurality of light-emitting units disposed on the flexible substrate and driven by the plurality of thin-film transistors, wherein the curved region of the flexible substrate has at least one opening.

This utility model relates to the field of digital cable technology, specifically a Category 6a shielded digital communication cable, comprising a digital cable, a retainer fixedly connected to the right side of the digital cable, a cable connector fixedly connected to the right side of the retainer, and a cable bundling mechanism fixedly connected to the upper outer wall of the digital cable. The digital cable includes a cable sheath, and a cable tray is provided inside the cable sheath, with twisted pairs arranged inside the cable tray. This utility model's single-line cable tray effectively increases the flexibility of the digital cable, while the cable bundling mechanism effectively prevents the digital cable from being dragged on the ground and damaged by compression, thus improving the stability and protection of the device.

The utility model provides a medium-voltage flexible cable, which relates to the technical field of medium-voltage flexible cables and comprises a conductor, an insulating filling layer is arranged on the outer surface of the conductor, a shielding layer is arranged on the outer surface of the insulating filling layer, and a wear-resistant layer is arranged on the outer surface of the shielding layer. According to the utility model, the shielding layer is formed by densely weaving annealed soft round copper wires, so that the overall flexibility and bendability of the cable are improved, the wear-resistant layer enhances the wear resistance of the cable and protects the cable from external physical damage, and the lubricating layer reduces the friction force of the cable in the use process, so that the service life of the cable is prolonged. The tensile strength and the tension resistance of the cable are improved by the tensile reinforcing layer, the cable is prevented from being damaged during stretching or bending, the protective sleeve has good wear resistance and corrosion resistance and also has excellent strength and flexibility, the wear resistance of the cable is improved by each layer through specific materials and design, and the service life of the cable is prolonged. And the cable can maintain long service life and reliability in a complex working environment.

The invention discloses a display panel and a display device. The display panel comprises a substrate, a light source layer, a pixel layer and a packaging layer, and the light source layer is arranged on the substrate; the pixel layer is arranged on the light source layer, and light rays emitted by the light source layer are emitted from the pixel layer; the packaging layer is arranged on the pixel layer; wherein the pixel layer comprises black matrixes and a plurality of pixel parts, every two adjacent pixel parts are separated through the black matrixes, each pixel part comprises a light adjusting layer, the light adjusting layers are made of electric field sensitive type hydrogel materials, and the light transmittance of the electric field sensitive type hydrogel materials is adjustable between 0% and 90%. The display gray scale of the display panel is controlled by adding the independent control light adjusting layer in the display panel, and display of the display panel is achieved.

This invention discloses a method for preparing flexible glass with unequal thickness, comprising the following steps: S1, coating treatment: an acid-resistant and anti-adhesion film is adhered to the entire surface of the air side of the glass substrate, an etching area is pre-defined on the tin side, and an acid-resistant and anti-adhesion film is adhered to the surface of other areas of the tin side except for the etching area; S2, etching treatment: one end of the coated glass is placed downwards in the etching solution, so that a portion of the etching area is immersed in the etching solution; the glass is pulled upwards until the lower end of the glass is completely removed from the etching solution; the other end of the glass is placed downwards in the etching solution, and the above etching steps are repeated; thus, by alternately placing both ends of the coated glass downwards in the etching solution for etching, the etching area thickness reaches the preset thickness. The method is simple and efficient, and the resulting flexible glass with unequal thickness has good impact resistance and bending performance.

The present invention relates to a temperature-controlled varicose vein electrode with a cold cycle, belonging to the technical field of medical devices. The temperature-controlled varicose vein electrode with a cold cycle of the present invention comprises an electrode front end structure, an electrode body of a water-cooling structure, and a handle. The present invention simplifies the cold cycle water circuit structure design, wherein the cooling water inlet pipe and the outer sleeve are made of high-temperature resistant non-metallic materials, and a double thermal insulation design is performed in terms of material and structure. The design structure is simple, and it can safely and effectively puncture into or around the varicose vein cavity, and can continuously perform microwave treatment to improve treatment efficiency.

This invention discloses a mesh-like phototherapy device and its fabrication method. The mesh-like phototherapy device includes: a substrate layer comprising multiple substrate strips extending along a first direction; the multiple substrate strips are arranged sequentially at intervals along a second direction; the first direction and the second direction intersect each other; a sensor layer located on one side of the substrate layer; the sensor layer comprising multiple strip-shaped sensors extending along the second direction; the multiple strip-shaped sensors are arranged sequentially at intervals along the first direction; wherein, the substrate layer and the sensor layer constitute a mesh structure; a phototherapy luminescent layer located on the side of the sensor layer away from the substrate layer; and a protective layer located at least on the side of the phototherapy luminescent layer away from the substrate; the protective layer is used to protect the phototherapy luminescent layer. The mesh structure formed by the substrate layer and the sensor layer improves the air permeability of the phototherapy device while maintaining good bending performance, thus ensuring the therapeutic effect of the device.

The invention discloses a flame-retardant polyamide composite material which comprises the following components in parts by weight: 70-80 parts of polyamide; 12 to 30 parts of brominated polystyrene; 5 to 12 parts of an antimony-containing flame retardant synergist; 6-16 parts of a compound temperature resistant agent; the compound temperature-resistant agent is a compound of polyethylene and polyethylene glycol, and the weight ratio of polyethylene to polyethylene glycol is (1.5-5): 1. Through compounding of high-molecular-weight polyethylene and polyethylene glycol, hydroxyl groups of polyethylene glycol can effectively improve the surface activity of polyethylene during melt blending modification, and the polyethylene, polyamide and the whole material system form a stable interface structure, so that the material is effectively prevented from being influenced by an external high-temperature and high-humidity environment; therefore, the material can still keep good performance in a high-temperature and high-humidity environment. Meanwhile, the weight-average molecular weight of brominated polystyrene and polyethylene are in the same order of magnitude, so that the brominated polystyrene has good compatibility, and the bending fracture inhibition performance after high-temperature baking can be improved.

The invention discloses a display panel and a display device.The display panel comprises a display area and a non-display area located on the periphery of the display area, the display panel comprises a substrate, an inorganic packaging layer and a filling structure, the non-display area comprises a bending area and a dam surrounding at least part of the display area, and the bending area is located on the side, away from the display area, of the dam; the inorganic packaging layer is arranged on one side of the substrate and located in the non-display area, and the portion, located in the bending area, of the inorganic packaging layer is provided with at least one groove; the filling structure is arranged in the groove, and the filling structure and the inorganic packaging layer are made of different materials. In this way, the bending resistance and the packaging effect of the display panel can be improved.

The invention discloses an arc edge sealing strip hot bending device with a waste recovery function, and belongs to the technical field of edge sealing strip hot bending, the arc edge sealing strip hot bending device comprises a main frame device, the main frame device is used for crushing an unqualified edge sealing strip subjected to hot bending, a hot bending device and a bending device are arranged on the main frame device, and the hot bending device and the bending device are matched to perform hot bending on the edge sealing strip; the two edge clamping mechanisms clamp the two ends of the edge sealing strip, hot bending of the edge sealing strip is facilitated, after edge sealing is completed, the edge clamping mechanisms can be automatically opened, the hot-bent edge sealing strip falls into the falling groove, and automatic discharging is achieved. The inner pressing block firstly conducts first-step hot pressing on the edge sealing strip, then the outer pressing block, the secondary outer pressing block and the secondary inner pressing block conduct hot pressing on the edge sealing strip in sequence, multi-layer hot bending of the edge sealing strip from inside to outside is achieved in cooperation with arc rotation of the edge clamping mechanism, and the hot bending effect is good; and the camera detects the hot-bent edge sealing strip, and the unqualified edge sealing strip is put into the crushing mechanism through the switching frame to be crushed, so that waste recovery is realized.

The present application relates to the field of material and metallurgy, and particularly relates to a high-strength steel for household appliance plate with good structure and forming performance and a preparation method thereof.The steel contains the following chemical components: C, Si, Mn, P≤0.010%, S≤0.004%, Cr, Mo, Ti, N, O, B, Alt, and 1.58≤B / N≤3.30, and 2.1≤(La+Pr+Ce) / S≤4.0 is additionally added, and the balance is Fe and inevitable impurities.The present application solves the problems of the existing material, such as soft strength (generally, the yield strength is not more than 220MPa), poor surface roughness, structure uniformity and plate shape control, and produces a high-strength steel product for household appliance plate with excellent weldability, deep drawing formability, performance consistency and coating performance.

The utility model provides a supporting piece, a display screen assembly and electronic equipment, the supporting piece is arranged between a display screen and a rotating shaft mechanism, and the supporting piece comprises a bending part supporting part; the bending part comprises a first part, a second part and a third part; when the display screen is in a flattened state, the bending part and the supporting part are distributed in the direction perpendicular to the thickness direction of the supporting piece. When the display screen is in a folded state, the first part and the second part are in a bent state, the bending direction of the first part is different from that of the second part, the third part is in a non-bent state, and the third part is used for connecting the first part and the second part; wherein one side, close to the rotating shaft mechanism, of the third part is provided with a groove body structure, the groove body structure comprises a plurality of grooves, the surface of the groove body structure is provided with a bonding piece, the third part is used for being connected with the rotating shaft mechanism through the bonding piece, the contact area of the bonding piece and the third part is increased, the bonding area is increased, and the degumming risk is reduced.

The utility model is applicable to the technical field of electrical cabinets, and provides a flexible copper bar structure for an electrical cabinet, which comprises a first upper nickel sheet, a first lower nickel sheet is arranged below the first upper nickel sheet, an upper copper bar layer is arranged between the first upper nickel sheet and the first lower nickel sheet, and a second copper bar layer is arranged between the first lower nickel sheet and the first upper nickel sheet. A second upper nickel sheet is arranged below the first lower nickel sheet, a second lower nickel sheet is arranged below the second upper nickel sheet, a lower copper bar layer is arranged between the second upper nickel sheet and the second lower nickel sheet, and the first upper nickel sheet, the upper copper bar layer and the first lower nickel sheet are combined to form an upper copper bar. A first through hole is formed in the upper copper bar in a penetrating mode, the lower copper bar layer is arranged, the upper copper bar layer is composed of soft copper sheets, and the lower copper bar layer and the upper copper bar layer have good bendability and flexibility and can be bent and twisted at any angle according to actual needs, so that the installation flexibility is greatly improved, and the electric connector is suitable for electrical equipment which is compact in space and complex in wiring.

Embodiments of the present application provide a rollable display module and a display device. The display panel includes a flexible screen, a first support body, and a second support body. The first support body includes a first sub-layer, and the second support body includes a second sub-layer. The first sub-layer and the second sub-layer each include a plurality of protrusions arranged in an array, and a groove is arranged between adjacent protrusions. When the flexible screen is in an unfolded state and a curved state, the first sub-layer and the second sub-layer have different alignment and cooperation relationships. When the first sub-layer and the second sub-layer are attached to each other, the distance is reduced, which can ensure the support effect of the first support body and the second support body on the flexible screen. When the first sub-layer and the second sub-layer are separated from each other, the flexible screen has good bending and folding performance, thereby ensuring that the display panel and the device in the embodiments of the present application have good bending performance and good support effect, and the comprehensive performance of the panel is ensured.

The present application relates to the technical field of screw shell textile, and particularly relates to a shell silk for textile, a textile material and a preparation method, the shell silk for textile comprises: a shell layer; a protective layer covering a first surface of the shell layer; a bonding layer arranged on a second surface of the shell layer; and a reinforcing layer arranged on a side of the bonding layer away from the shell layer; wherein the shell layer is subjected to thinning treatment to form a flexible shell layer; the protective layer, the shell layer, the bonding layer and the reinforcing layer are sequentially stacked to form a composite structure, and the shell silk can meet the textile processing requirements such as weaving, knitting and embroidery through the synergistic cooperation of the protective layer, the shell layer, the bonding layer and the reinforcing layer, while the natural luster and decorative effect of the shell material are maintained, and the structural stability and processing adaptability of the shell silk are improved.

The invention belongs to the technical field of LED light bars, and particularly relates to an LED flexible light bar capable of being bent at will and formed in a fully-wrapped integrated extrusion mode and a preparation method of the LED flexible light bar. The fully-wrapped integrally-extruded randomly-bent LED flexible light bar comprises a long-strip-shaped flexible circuit board and a plurality of light-emitting assemblies, and the light-emitting assemblies are arranged on the upper surface of the flexible circuit board at intervals in the length direction of the flexible circuit board. The light-emitting assembly comprises light-emitting sources and glass fiber boards, the glass fiber boards are installed on the flexible circuit board, the adjacent glass fiber boards are spaced by a preset interval, the light-emitting sources are arranged on the corresponding glass fiber boards, a plurality of pairs of arc-shaped inner grooves are formed in the flexible circuit board, the inner grooves are located between the two adjacent glass fiber boards, and the light-emitting sources are arranged in the inner grooves. The two inner grooves in the same pair of inner grooves are located on the two sides of the flexible circuit board in the width direction respectively, and the inner grooves are recessed inwards in the direction close to the axis of the flexible circuit board. The LED flexible light bar can be bent at will.

The invention relates to a coupling device, in particular a scraper arm coupling device, comprising at least one connecting element (12) and at least one first coupling unit (14), which is arranged in an assembled state to be connected to a scraper rod (16) of a scraper arm (18) and at least partially accommodates a scraper liquid channel (20), and the first coupling unit is connected to the at least one connecting element (12) in a first region (24) of the at least one connecting element (12). The invention proposes that the coupling device comprises at least one second coupling unit (22), which is arranged in an assembled state to be connected to a scraper rod (16) of the scraper arm (18) and at least partially accommodates the scraper liquid channel (20), and the second coupling unit is connected to the at least one connecting element (12) in a second region (32) of the at least one connecting element (12) which is arranged differently from the first region (24) along a main extension direction (66).

Provided are a high-strength cold-rolled steel sheet having a tensile strength (TS) of 980 MPa or more and excellent ductility, stretch flangeability, and bendability, and a method of producing the same. A high-strength cold-rolled steel sheet comprises: a chemical composition that contains C, Si, Mn, P, S, N, Al, Ti, Nb, and B with a balance consisting of Fe and inevitable impurities, and satisfies [mol%N] / [mol%Ti] < 1; and a steel microstructure in which: an area fraction of ferrite is 30 % or more and 60 % or less; a total area fraction of tempered martensite and bainite is 35 % or more and 65 % or less; an area fraction of quenched martensite is 15 % or less; an area fraction of retained austenite is 1 % or more and 10 % or less; an area fraction of low-Mn ferrite having a Mn concentration of 0.8 × [%Mn] or less is 5 % or more and 40 % or less; a result of subtracting the area fraction of the low-Mn ferrite from the area fraction of the ferrite is 10 % or more; an area fraction of a residual microstructure is less than 3 %; and an average grain size of the low-Mn ferrite is 10 µm or less.