163results about How to "A large amount" patented technology

The invention belongs to the technical field of optical cables, and discloses an optical fiber ribbon optical cable with special-shaped butterfly-shaped leading-in units, which is provided with a plurality of first optical fiber ribbons, a plurality of special-shaped butterfly-shaped leading-in units, four reinforcing components, a frame component and an outer sheath, the special-shaped butterfly-shaped leading-in units are embedded on frame strips of the frame component, and the special-shaped butterfly-shaped leading-in units and the frame component form a cable core. The cross section of the cable core is rectangular; the reinforcing part is located in the extension cavity, all the first optical fiber ribbons are distributed in the center cavity in a stacked mode, and the cable core is coated with the outer sheath. The optical fiber connector has the main beneficial technical effects that the density of the fiber core is higher, the manufacturing is easier, the number of butterfly-shaped introduction units is larger, the disassembly and assembly are more convenient, the space utilization rate is higher, the optical fiber connector can be suitable for various optical fiber connectors in the prior art, and the compression resistance and the buffering capability are stronger.

The invention belongs to the technical field of biology, and particularly relates to a method for cultivating butter crabs. According to the method, the growth process of the blue crabs to the butter crabs is regulated and controlled through the indoor environment factors, the butter crabs can be effectively cultured by means of the high efficiency, convenience and low cost of regulation and control of the indoor environment factors, and the method can be suitable for large-scale batch production of the butter crabs all the year round. According to the method, the butter crabs can be cultivated within a very short time (only 15-20 days), the conversion rate is high, particularly, the number of the obtained high-grade butter crabs is larger than that of the butter crabs obtained through a conventional method, the color of abdominal navel is orange yellow, the color of articular membrane (yellow blue value) can reach 37, the content of hemolymph fat can reach 0.22 g / 100g, the content of hemolymph beta carotene can reach 396 micrograms / 100g, and the content of the butter crabs can reach 0.12 micrograms / 100g. The edible value and the economic value are extremely high.

The invention relates to a crushing machine of raw material for preparing a wood shaving artificial board. The machine comprises a box body, a driving device, an air blower, a crushing device, an auxiliary fixing device and a feeding device, wherein the driving device is installed on the front side of the box body, the air blower is installed at the lower end inside the box body, the crushing device is installed in the middle of the box body, the crushing device is located at the upper end of the air blower, the auxiliary fixing device is installed at the upper end of the box body, and the feeding device is installed at the right end of the box body. The crushing machine of the raw material for preparing the wood shaving artificial board can solve the problems that when existing wood shaving machining equipment is used for cutting treatment, the number of cutting tools is small, the cuttings generated through cutting treatment are large in size, the cutting tools are prone to be damaged and are complicated to replace, the wood material is directly cut and machined without limiting and fixing, severe shaking, splashing and even flying are generated in the wood material machining process, so that potential safety hazards and the like are generated in the operation process are solved.

The invention discloses a high-alloy wear-resistant roller repair welding material, and belongs to the technical field of alloy repair welding. The method is achieved through the three steps of a coal mill roller sleeve, a lining tile deposited metal formula, an alloy element transition coefficient formula and wear-resistant surfacing flux-cored wire preparation. The self-protection flux-cored wire can be suitable for various welding positions, and single-face welding and double-face forming are good; the production efficiency is high, and compared with manual welding, the allowable welding current of the self-protection flux-cored wire is large, and the deposition efficiency is high. According to the method, various hole pattern design methods including a strip steel edge and circumference combined bending method are adopted, the hole pattern of the roller is subjected to improved design, the forming mode of a steel strip on a wire rolling machine is changed, finally, a lap joint O-shaped section is formed, and the quality of the flux-cored wire is improved. The carbide in the welding wire surfacing sample is finer, more in quantity and more regular in arrangement.

The invention provides a multi-layer composite fiber core and a preparation method thereof, and belongs to the technical field of disposable hygienic products. The preparation process comprises the following steps: preparing mesoporous silica nanoparticles; preparing composite super absorbent resin; preparing a bacteriostatic additive; preparing antibacterial and deodorant viscose fibers; preparing an antibacterial treatment solution; preparing an antibacterial treatment fiber web; and preparing the multi-layer composite fiber core body. According to the preparation method, carboxymethyl corn straw cellulose is mixed with acrylic acid, acrylamide and mesoporous silica nanoparticles, 2-acrylamide-2-methylpropanesulfonic acid is added, and reaction is performed under initiation of potassium persulfate, so that the water absorption rate of the prepared composite water-absorbent resin can be remarkably improved, multiple protection mechanisms can be formed, and the water absorption rate of the composite water-absorbent resin is improved. Interference of salt ions is prevented, so that the salt resistance of the composite water-absorbent resin can be effectively improved, and the water absorption rate of the composite water-absorbent resin to artificial blood / urine is further improved.

The utility model discloses a collecting structure for bolt production and processing, which relates to the technical field of bolt processing, and comprises a bolt production line, one end of the bolt production line is fixedly connected with a guide mechanism, one end of the bolt production line is provided with a lifting mechanism, and one side of the lifting mechanism far away from the bolt production line is provided with a collecting mechanism. The top of the bolt production line is in lap joint with a bolt. According to the bolt collecting device, the collecting mechanism is arranged, in the bolt collecting process, the bolts in the collecting hopper vibrate under the action of the vibration generator, gaps between the bolts are smaller under the action of vibration, the number of the bolts capable of being collected is larger in the same space, use is more convenient, and meanwhile the lifting mechanism is arranged, so that the bolt collecting device is more convenient to use. When bolts are collected, the bolts can be lifted, the height of the collecting hopper is not limited by the height of a bolt production line, the space in the collecting hopper is larger, more bolts can be collected at a time, and using is more convenient.

A clamp used in a ceramic chopper manufacturing process belongs to the technical field of clamping of small parts and comprises a chopper base, the chopper base is a square fixing plate, a plurality of through clamping holes are formed in the chopper base in the thickness direction, an air core is embedded in one end of each clamping hole and provided with a sealed tip part, and the tip part is provided with an air inlet and an air outlet. And the tip part extends into the tail end hole of the chopper to fix the chopper. The chopper fixing device is convenient to fix, and the chopper can be fixed only by inserting the chopper into a hole of the fixing base and filling an expansion structure in a control pipe at the bottom of the chopper.

The utility model discloses a straight-pull type round silicon core growing furnace, which comprises a furnace body, a lifting and rotating device, a multi-shaft lifting disc device and a heat shield lifting device, the furnace body comprises a main furnace chamber and an auxiliary furnace chamber, the auxiliary furnace chamber is detachably connected with the main furnace chamber, the lifting and rotating device is respectively connected with the furnace body and the multi-shaft lifting disc device, and the heat shield lifting device is connected with the multi-shaft lifting disc device. The multi-shaft lifting disc device is connected with a plurality of groups of seed crystals, and the heat shield lifting device comprises a lifting driving device and a porous water-cooled jacket connected with the lifting driving device. When a silicon material needs to be fed again, the lifting device drives the porous water-cooled jacket to move upwards, and the charging barrel connected to the porous water-cooled jacket synchronously moves upwards along with the porous water-cooled jacket; and the porous water-cooled jacket and the charging barrel are moved into the auxiliary furnace chamber for re-feeding, and the rotary vane valve is closed to seal the main furnace chamber, so that the re-feeding function of the silicon material can be realized under the switching of the opening state and the closing state of the rotary vane valve without stopping the furnace in the drawing process.

The invention relates to the technical field of injection molding, and discloses an energy-saving injection table of an injection molding machine, the energy-saving injection table comprises an injection component, a gearbox and a hydraulic system, the injection component comprises two groups of injection assemblies and an injection nozzle arranged between output ends of the two groups of injection assemblies, and heating elements are arranged outside the two groups of injection assemblies; according to the scheme, the two sets of injection assemblies can be alternately used and matched with a mold of an injection molding machine, the injection molding efficiency can be improved, an oil cylinder in the hydraulic system and the material pushing screws are located on the same straight line, and therefore the injection molding efficiency is improved. When the oil cylinder drives the pushing screw rod to move, the bending moment problem does not exist between the oil cylinder and the pushing screw rod.

A method for preparing conductive concrete comprises the following steps: firstly, evenly mixing expandable graphite, concrete raw materials and carbon fibers to obtain an initial mixture, then adding water to the initial mixture and stirring to obtain concrete slurry, then curing the concrete slurry to obtain a solidified body, and then heating the solidified body to expand the expandable graphite, thereby obtaining the conductive concrete, and the heating temperature is 200°C-600°C. This design not only has better conductivity and lower production cost, but also can improve mechanical properties, and has a wide range of applications, such as indoor climate control, road deicing or cooking.

The utility model relates to the technical field of power distribution devices, and provides a confluence cabinet and an energy storage system.The confluence cabinet comprises a box body, a circuit breaker, a wire inlet busbar and a wire outlet busbar, and the circuit breaker is arranged in the box body; the wire inlet busbar and the wire outlet busbar are arranged in the box body, are connected with the circuit breaker and are suitable for controlling the connection and disconnection of the wire inlet busbar and the wire outlet busbar through the circuit breaker; wherein in the first direction, the wire inlet busbar and the wire outlet busbar are located at one end of the circuit breaker, the wire inlet busbar and the wire outlet busbar are oppositely arranged in the second direction, extend in the third direction and are in lap joint with the cable in the third direction, and the first direction, the second direction and the third direction are different and form included angles with one another. Therefore, on one hand, the box body can be miniaturized and compactly arranged, the space occupation of the confluence cabinet is reduced, and the energy density of the energy storage system is improved; and on the other hand, the lap joint requirements of more cables can be met, the cable lap joint difficulty is reduced, the cable consumption is reduced, and the system capacity can be improved.

The utility model discloses an aeration device for a sewage purification grit chamber, which comprises a main pipeline, a plurality of branch pipelines, a plurality of aeration devices and a plurality of aeration devices, wherein the branch pipelines are uniformly distributed on the side wall of the main pipeline along the axial direction; the height adjusting mechanism is detachably mounted on the branch pipeline, an aeration mechanism for aeration is arranged at the top end of the height adjusting mechanism, and during mounting, the aeration height of the aeration mechanism is adjusted through the height adjusting mechanism; by arranging a first hollow pipe, a second hollow pipe and a sealing piece, the height of the aeration mechanism can be conveniently adjusted, the situation that during aeration, the gas outflow position cannot be adjusted according to actual needs is avoided, the device is convenient to operate, the aeration height can be well adjusted, the oxygen dissolving effect of a specific position in a water body is improved, and the aeration efficiency is improved. By arranging the sharp rod and the gas distribution block, gas can be conveniently divided, so that the number of bubbles during aeration is larger, and the bubbles are denser.

A method for preparing conductive concrete with high mechanical properties, firstly bonding multiple expandable graphite particles on the outer periphery of conductive fibers, then standing to wait for bonding and curing to obtain graphite fibers, then uniformly mixing multiple graphite fibers with concrete raw materials, then adding water and stirring to obtain concrete slurry, then standing the concrete slurry to cure to obtain a solidified body, then connecting the two ends of the solidified body to a circuit to energize the solidified body, the graphite fibers after energization heat up, the heating temperature is 200℃-500℃, when the expandable graphite particles in the solidified body expand due to heat, the conductive concrete with high mechanical properties can be obtained. This design not only has better interface performance and can improve the mechanical strength of the final product, but also has better conductive effect and lower production cost.

The invention discloses an Android-RX structure zero-correlation linear discriminator searching method based on miss-from-th-middle and MILP (Million-Independent Length Polymorphism), and the MILP modeling is applied to the miss-from-th-middle technology, so that the zero-correlation linear discriminator searching method taking a model solvability as a judgment condition is constructed. According to the method, the limitation that all search spaces cannot be traversed by a search model with no solution of the model as a judgment condition is solved, and meanwhile, the zero-correlation linear discriminator generated by an indirect contradiction reason is also considered, so that effective zero-correlation linear discriminators with longer rounds and more quantity can be searched under the new model. The method is high in accuracy, the zero-correlation linear discriminator can be searched out, meanwhile, the accurate indirect contradiction occurrence position can be given, the misjudgment situation generated based on the fact that a model has no solution is eliminated, and the tedious process of manually deducing the indirect contradiction position based on the zero-correlation linear discriminator is avoided.

The invention provides a regional power grid optimal scheduling method and device, electronic equipment and a medium, and the method comprises an obtaining module which is used for obtaining a single operation model of each flexible resource; the first establishing module is used for establishing single power regulation feasible regions of the plurality of flexible resources according to the plurality of single operation models; the clustering module is used for summing the plurality of monomer power regulation feasible regions and determining a power aggregation feasible region of each flexible resource; and the second establishment module is used for establishing a regional power grid optimization scheduling model containing aggregation distributed flexible resources according to the plurality of power aggregation feasible regions. According to the method, the technical problem that the adjustable power is relatively small due to participation of flexible resources of single equipment in regional power grid optimization scheduling in the prior art is solved.

The invention relates to a pixel arrangement structure, a display panel and a display device. The pixel arrangement structure comprises a plurality of pixel groups, each pixel group comprises first sub-pixels, second sub-pixels, third sub-pixels and light sensing units, and in the same pixel group, the number ratio of the first sub-pixels to the second sub-pixels to the third sub-pixels to the light sensing units is 2: 1: 1: 1; the first sub-pixel, the second sub-pixel and the third sub-pixel are respectively used for emitting light rays with different colors; the light sensing unit is configured to be capable of receiving light rays emitted by the first sub-pixels and reflected by a sensed object; wherein, in the same pixel group, the light sensing unit is arranged adjacent to at least one first sub-pixel. The display effect can be improved, and the fingerprint recognition sensitivity can be improved.

The invention belongs to the field of oily wastewater treatment, and discloses an oil removal microbial agent loaded on a nickel-iron-based biochar matrix and preparation and application of a bio-based flocculant. The preparation method of the oil removal microbial agent comprises the following steps: crushing ficus microcarpa, mixing the crushed ficus microcarpa with urea and ferronickel slag, and carrying out high-temperature coupling reaction to generate a ferronickel-based biochar fiber matrix; mixing a strain, a strain activating agent and water, stirring and activating to obtain an activated strain; adding the activated strain into a fermentation culture medium for fermentation propagation, then adding the ferro-nickel-based biochar fiber matrix for continuous fermentation, centrifuging after fermentation to obtain a precipitate, adding glycerol and cysteine into the precipitate, uniformly mixing, and drying to obtain the oil removal microbial agent loaded on the ferro-nickel-based biochar matrix. The oil removal effect of the oil removal microbial inoculum prepared from the mixed microbial inoculum is better than that of a microbial inoculum prepared from a single pure strain. The oil-removing microbial agent can be further used for preparing a bio-based flocculant, and the oil-removing microbial agent and the bio-based flocculant can be used for treating oil-containing wastewater.

The invention discloses a high-flux micro-nano bubble generation system, comprising: a gas-liquid mixer, comprising an air inlet, a liquid inlet and a mixing channel, wherein the liquid inlet is connected to a liquid supply pipe and a shutoff valve is provided between the two; a small-flux booster pump, connected to a first gas-liquid outlet; a bubble generation device, comprising a jet component and a bubbler; the jet component is provided with a gas-liquid access channel, a jet channel and a diffusion chamber, and the gas-liquid access channel is provided with a first gas-liquid inlet connected to the small-flux booster pump; the bubbler comprises at least one bubble channel, which is connected to the diffusion chamber; and a shunt pipe, one end of which is connected to the liquid supply pipe and the connection is located in front of the shutoff valve, and the other end is connected to the first gas-liquid inlet; the flow rate of the shunt pipe is greater than the flow rate of the small-flux booster pump. The high-flux micro-nano bubble generation system can produce water containing a large number of micro-nano bubbles after multiple gas-liquid mixing, with high bubble concentration, large flux and relatively low cost.

[Task] To provide a plant and a method for producing glass and hydrogen which can reduce environmental burden. [Solution] A the plant 1 for producing glass and hydrogen includes: a glass melting furnace 2 that melts a glass raw material with combustion heat of fuel to generate molten glass 12; an exhaust passage 3 which extends from the glass melting furnace and through which exhaust gas generated in the glass melting furnace passes; a boiler 5 that is provided in the exhaust passage and conducts heat exchange between the exhaust gas and water to generate steam; and an electrolyzer 4 that electrolyzes the steam to generate hydrogen and oxygen. The glass melting furnace includes a burner 14 that burns the fuel with a combustion supporting gas having an oxygen concentration of 21 volume% or higher. The burner is connected to the electrolyzer by an oxygen supply pipe 18. The oxygen generated by the electrolyzer is supplied to the burner via the oxygen supply pipe.

This utility model discloses a crop seedling tray assembly for fixed-distance planting, belonging to the field of crop seedling cultivation and planting technology. It includes multiple seedling trays arranged in a straight line, with adjacent trays connected by equidistant connecting components. Both the seedling trays and the equidistant connecting components are made of soil-degradable materials. With this utility model, adjacent seedling trays are connected by equidistant connecting components. When placing multiple seedling trays in a planting trench, simply pull the outermost tray to arrange multiple trays in a straight line, maintaining equidistant spacing between adjacent trays and ensuring uniform planting. Furthermore, since both the seedling trays and the equidistant connecting components are made of soil-degradable materials, there is no need to remove the trays before planting, making operation convenient.

The application provides a method and device for treating wastewater by combining a suspended filler floating bed and a soil infiltration system, and the method comprises the following steps: S1, breeding wastewater is treated by the suspended filler floating bed after passing through a hydrolysis tank, and effluent is treated in a sedimentation tank, and wastewater of the suspended filler floating bed is returned to the suspended filler floating bed for secondary treatment; S2, wastewater of the sedimentation tank is returned to the hydrolysis tank; and S3, effluent of the sedimentation tank is introduced into a soil underground infiltration system. The system provided by the application is beneficial to further strengthening the effects of denitrification, phosphorus removal and removal of suspended solids, and solves the problems of low dissolved oxygen content of influent and wastewater in the system, which is not conducive to the growth of nitrifying bacteria, and low effective volume utilization rate. In the use process, the filler does not need to be replaced, and mechanical aeration equipment does not need to be added, and the system has the advantages of low investment cost, no need to add chemical agents for treatment, obvious effect, not easy to breed mosquitoes, simple operation and management, and beautification of the environment, and has remarkable ecological and economic benefits for promoting deep purification of breeding wastewater.

Provided are a fermented soy beverage concentrate and a novel method for producing the fermented soy beverage concentrate. Provided is a method for producing a fermented soy beverage concentrate, the method including: a fermentation step of fermenting a soy beverage by adding a microorganism to the soy beverage; a volume increase step of mixing a fermented soy beverage obtained in the fermentation step and a soy beverage together to achieve an increased volume, thereby giving a mixture having a pH of lower than 6.0; and a concentration step of concentrating a solid content from the mixture obtained in the volume increase step.

The present invention relates to a self-test system for timing signals on a carrier rocket, comprising: a power module, a controller, an improved control mechanism and a timing tester; the improved control mechanism comprises multiple control channels, each of which can be switched between a test state or a non-test state, so that the improved control mechanism corresponds to a test state or a non-test state; the timing tester performs a self-test on the onboard timing when the improved control mechanism corresponds to the test state. The self-test system and method for timing signals on a carrier rocket of the present invention integrates the timing tester inside the carrier rocket, reduces ground test equipment and process cables, simplifies the test process, realizes onboard self-test of timing signals, and improves the level of automation. By improving the control mechanism, integrating the short-circuit protection function of pyrotechnics and the test gating function of the tester, the demand for onboard self-test is met while ensuring safety and without adding other onboard equipment.

The utility model discloses a deflection feeding device for processing a conical bearing retainer. The deflection feeding device comprises a feeding unit for conveying a material belt and a stamping unit for forming a stamping hole in the material belt, the feeding unit comprises a feeding channel allowing a material belt to move and a deflection assembly arranged at the position of a moving path of the material belt, the deflection assembly comprises a clamping piece and a deflection piece located on one side of the clamping piece, and the deflection piece can drive the material belt to move in the direction perpendicular to the moving direction of the material belt. The clamping piece comprises a first clamping plate for bearing a material belt and a second clamping plate located on the upper side of the first clamping plate. The stamping unit comprises a stamping part located on the upper side of the feeding channel, a plurality of stamping holes are sequentially formed in the material belt through the stamping part, and the circle center of each stamping hole is located on one side of the center line of the material belt. The distance between the two stamping holes is correspondingly reduced, and the number of the stamping holes formed in the material belt with the same length is larger, so that the utilization rate of the material belt is improved, and the production cost is reduced.

The application provides a video retrieval method and device, a storage medium, a computer device and a program product. The method comprises: performing video frame extraction processing on a first video according to a video frame time sequence to obtain a plurality of candidate key video frames; performing clustering processing on the plurality of candidate key video frames to obtain a plurality of clusters, and extracting target candidate key video frames from the plurality of clusters respectively to serve as key video frames; performing image feature extraction processing on the plurality of extracted key video frames respectively to obtain image features corresponding to the plurality of key video frames respectively; performing image feature fusion processing on the image features corresponding to the plurality of key video frames respectively to obtain a video feature of the first video; and based on the video feature of the first video and video features corresponding to a plurality of candidate videos respectively, searching for a second video matching the first video from the plurality of candidate videos. The application can extract accurate and comprehensive video features from a video, thereby improving the accuracy of video retrieval.

The application discloses an acceleration sensor and a manufacturing method thereof. The acceleration sensor comprises a first capacitor, a second capacitor, a third capacitor and a fourth capacitor on a substrate. The first capacitor comprises a second detection mass and a first detection electrode. The second capacitor comprises a first detection mass and a first detection electrode. The third capacitor comprises a second detection mass and a second detection electrode. The fourth capacitor comprises a first detection mass and a second detection electrode. The first detection electrode and the second detection electrode are located between the first detection mass and the second detection mass and are independent of each other and located in the same plane. The application forms a full-bridge capacitor detection structure by the first detection mass, the second detection mass, the first detection electrode and the second detection electrode located between the first detection mass and the second detection mass, which can effectively reduce parasitic capacitance, optimize noise, improve stability and sensitivity.

This application provides an interface display control method and apparatus, a computer device and system, and a computer storage medium. The method includes: determining the current display area of ​​a target instrument in a surgical environment field of view; determining an empty field of view area in the surgical environment field of view based on the current display area of ​​the target instrument; obtaining the current position of an interface icon; and if the position determines that the interface icon is obstructing the field of view, adjusting the interface icon to the empty field of view area. This achieves real-time optimization of the position of the interface icon in the surgical environment field of view, supporting the display of a richer number of icons representing the positions and execution states of more types of instruments in the surgical environment field of view, while ensuring that the interface icons do not obstruct the surgeon's view during the operation, allowing the surgeon to perform the operation more effectively.

The application discloses a portable adjustable pipe supporting and carrying trolley, and belongs to the technical field of carrying trolleys. The trolley comprises a trolley frame, two running wheels and a gripping handle. The two running wheels are respectively arranged on the two sides of the trolley frame. The gripping handle is arranged on the middle part of the trolley frame. An extension part is fixedly arranged on the top of the trolley frame. A center rod is fixedly arranged on the top of the extension part. Pipe tongs are rotatably connected to the two ends of the center rod. A working cavity is arranged between the center rod and the extension part. A rotating handle is movably arranged on the side wall of the extension part. A placing groove is arranged on the side wall of the extension part. A rotating mechanism for driving the two pipe tongs is arranged in the working cavity. The pipe tongs clamping and the trolley carrying are combined, portable clamping and carrying of pipes with different diameters are realized, the labor intensity is effectively reduced, and the pipe carrying efficiency and safety are improved.

The present invention relates to the field of molecular biology, and in particular to polymorphic EST-SSR molecular marker primers for longitudinal pine and their applications. The nucleotide sequence of the primer set is shown in SEQ ID NO.1-SEQ ID NO.40. The primer set provided by the present invention can specifically amplify the EST-SSR molecular markers, and has a high degree of polymorphism, and can be applied to research fields such as longitudinal pine genetic diversity and population genetic structure. Moreover, the EST-SS molecular markers amplified by the EST-SSR primer set of the present invention have the advantages of abundant quantity, high polymorphism and good stability. At the same time, the amplification experiment of the EST-SSR primer set in the present invention is simple to operate, and the bands are clear and easy to distinguish, which is suitable for genetic diversity and genetic structure analysis of longitudinal pine.

The present invention relates to the technical field of wires and cables, and specifically to a tensile-resistant and water-blocking cable for shallow waters, comprising a tinned copper wire conductor and a polyethylene inner sheath coated on the tinned copper wire conductor; a steel wire armor layer is provided on the polyethylene inner sheath; the tinned copper wire conductor, the polyethylene inner sheath and the steel wire armor layer together form a cable core; a plurality of the cable cores are hinged to a Kevlar fiber bundle and are fixed by mica tape; the mica tape is coated with a shock-absorbing and pressure-resistant layer; the shock-absorbing and pressure-resistant layer is coated with a copper mesh shielding layer; the copper mesh shielding layer is coated with an outer sheath. The tensile-resistant and water-blocking cable prepared by the present invention has good tensile and water-blocking properties.