288results about How to "Easy to sink" patented technology

The present invention relates a rope-type sea-water culture net cage which can be conveniently lifted upwards and fallen downwards. It includes the following several portions: net cage frame system consisting of main floats, rope frame, marker float and marker float rope; net bag system composed of net bag, bottom frame and sinker; and gappling system formed from grapnel and rope. Besides, said invention also includes a net cage lifting and falling control system formed from control float, control float rope and control sinker.

The invention discloses a bottle arranging method and a bottle arranging machine thereof; a pump (201) is used for pumping liquid at the tail part of a liquid cell (200), a conveying pipe is used for conveying the liquid to the front end of the liquid cell for forming circular flowing stable liquid flow in the liquid cell; open-ended glass bottles (800) to be arranged are randomly arranged in theliquid cell; after the glass bottles are poured with certain amount of liquid, bottle openings automatically face up and lead the bottles to float on the liquid, the bottles are carried by the liquidflow to a track lane mechanism (300) and automatically array orderly into a plurality of lines; a bottle raising mechanism (400) raises the bottles from the front end of the track lane mechanism lineby line and carries the bottles to a liquid poring mechanism; the liquid in the bottle is poured out; the glass bottles are reversed to enable the bottle opening to turn vertically or obliquely upwards and vertically fall on a transitional board so as to be linked up with the next working procedure. As stable liquid flow is adopted, the glass bottles can stably float and the liquid pouring is more stable, thus better ensuring the bottle openings to vertically turn upward and float, reducing sinking, avoiding disordered collision of the glass bottles as well as reducing damage; moreover, the labor intensity and the cost are greatly reduced and the efficiency is improved.

A vehicle seat includes: a seat pad that forms a supporting surface that supports a seated occupant; and a skin that is made of a knitted fabric or a woven fabric and covers the seat pad. The skin has a first region and a second region arranged adjacent to each other on the supporting surface, and the first region is lower in density and thinner than the second region.

The gravitationally balancing vertical ship elevator for launching and upsloping ship in ship yard includes tower columns on two sides, driving pulley devices on the tower columns, steel cables configured in the driving pulley devices and with one end connected to the under carriage inside the tower column and the other end connected to balance weight, and locking device inside the tower column and fitting the under carriage, as well as floating pontoon, which is connected via movable connecting device to the under carriages and has ballast tanks connected with water feeding and draining device. The present invention completes the ascent and descent of ship in gravity balancing mode and converts the gravitational potential energy to reduce the needed driving power for the ship ascending process. The present invention has the advantages of reduced and simplified driving configuration, low power consumption, and low cost, etc. and is especially suitable for launching and upsloping ship in steep berth.

The invention relates to a cyclone-type waste plastic crushing, sorting, and washing system. Along a material delivery direction, the system comprises the following components arranged sequentially: a crusher used for crushing waste plastic, a flotation tank used for sorting waste plastic pieces according to density differences of flotation medium and the waste plastic pieces; and one or more than two serially connected cyclone sorting and washing devices used for carrying out cyclone sorting and waste plastic piece washing through a fluid medium. The invention also relates to a cyclone-type waste plastic crushing, sorting, and washing method. According to the system and the method, the structure is simple, waste plastic treatment process continuity and automation are realized, treatment efficiency and treatment effect are effectively improved, and waste plastic automatic sorting and washing are realized. The system and the method belong to the technical field of waste plastic recovery.

This invention discloses a method for preparing uniformly powder-doped plastic biofiller. The method comprises: placing plastic granular matrix in a stirring kettle, heating or spraying liquid adhesive so that the surface of plastic granular matrix has viscosity, adding powder, stirring, adhering powder to the surface of plastic granular matrix, adding coupling agent and wetting agent, placing in an injection molding machine, and injection-molding to obtain uniformly powder-doped plastic biofiller. The obtained uniformly powder-doped plastic biofiller has such advantages as high uniformity, good appearance, and high powder doping amount, high processability, no dust, no environmental pollution and no harm to operator's health.

A mattress arrangement, such as a bed arrangement (1), having adjustable firmness is disclosed. The mattress arrangement comprises an upper mattress (3) and a lower mattress (4) being arranged beneath said upper mattress (3). At least one side (41) of the lower mattress (4) is moveable in relation to an opposite side (42) of the lower mattress (4), the lower mattress (4) thereby being expandable into an expanded state, having a lower firmness, and compressible into a contracted state, having a higher firmness. A support layer (6) is arranged between the upper mattress (3) and the lower mattress (4), to partly support the upper mattress (3), and arranged overlying the at least one moveable side (41) of the lower mattress (4). Hereby, at least one compartment is formed beneath the upper mattress (3), wherein the compartment(s) is at least partly empty when the lower mattress (4) is in the contracted state and at least partly filled when the lower mattress (4) is in the expanded state.

The invention relates to immobilized algae-bacterium spheres and a preparation method, a culture method and an application thereof. The immobilized algae-bacterium spheres are composed of chlorella pyrenoidosa, photosynthetic bacteria and embedding materials. The preparation method of the immobilized algae-bacterium spheres mainly comprises the steps of adding dropwise the cultured chlorella pyrenoidosa and photosynthetic bacteria into a sodium alginate solution according to a certain ratio, performing full stirring with a glass rod so as to enable the materials to be uniformly mixed, adding dropwise the obtained mixture into a calcium chloride solution, and performing cross-linking to obtain the immobilized algae-bacterium spheres. The prepared immobilized algae-bacterium spheres by the invention are good in effects of purifying aquaculture discharged water, and have purifying functions of algae and bacteria, double purification effects, and certain density and mechanical strength, and is not easy to break, and easy to sink to the water bottom, and can play a better purification effect. The invention further provides a continuous cultivation mode of the immobilized algae-bacterium spheres, which is simple and easy to operate, low in cost, and can realize large-scale industrial production.

The invention provides a simple-pendulum differential underwater amphibious robot with deformability. The amphibious robot is mainly composed of a left-hemisphere rigid structure part, a middle-cylinder flexible structure part and a right-hemisphere rigid structure part. The driving mechanism is mainly composed of a deformation driving mechanism for adjusting buoyancy and a simple-pendulum differential motion driving mechanism; the simple-pendulum differential motion driving mechanism can implement free motion of the robot in water or an underwater amphibious environment; the deformation driving mechanism for adjusting buoyancy can enable the robot to shift between approximate spheroidicity and regular sphere; the robot in the approximate spheroidicity state is subjected to higher buoyancy, thereby being beneficial to underwater motion of the robot; and the robot in the approximately regular sphere state is subjected to lower buoyancy, thereby being beneficial to the underwater ground rolling of the robot. The robot has the advantages of flexible motion, simple control and high safety, and can be used as a mobile platform to carry various detectors and acquisition sensors to execute the in-water or underwater environment information acquisition task underwater.

The invention relates to a construction device of a pile peripheral cemented soil cast-in-place stiffness core pile. The construction device is mainly composed of an inner immersed tube, an outer immersed tube, a precast pile toe and high-pressure guniting tubes. An outer immersed tube limiting groove, an inner immersed tube limiting groove, supporting baffle embedded grooves and torsion-resistance limiting steel plates which are used for positioning an upper portion immersed tube device are arranged on the upper surface of the precast pile toe. Hole channels which allow the high-pressure guniting tubes to pass are pre-formed inside the precast pile toe. The high-pressure guniting tubes which are provided with spraying heads at the bottom ends are evenly distributed on the outer side wall of the inner immersed tube in the circumferential direction. The two sides of each high-pressure guniting tube are respectively provided with a vertical through long supporting baffle. Stiffening ribbed plates are arranged on the outer sides of the supporting baffles in a uniformly-spaced mode. By the adoption of the construction device, the stiffness core pile can be formed inside the immersed tubes, cemented soil is formed at the periphery of the pile, the stress performance of pile body materials is brought into full play as much as possible, in the rotation sinking process of the device, high-pressure guniting is carried out on a lower portion soil body, end portion resistance and side frictional resistance can be reduced, and the sinking speed of the immersed tubes is improved. The invention further discloses a pile-forming construction method of the construction device.

The invention relates to a polyurea type anti-settling agent. A preparation method of the polyurea type anti-settling agent comprises the following steps: reacting hydroxyl acrylic resin and a diisocyanate compound solution at the temperature of 40-60 DEG C for 1-3 hours, cooling to the temperature of 0-40 DEG C, reacting with an amine compound solution for 1-2 hours, cooling and discharging to obtain polyurea grafted acrylic resin, wherein the solid content is 45-55wt%, and the urea bond content is 3.0-4.5wt%; and grafting the polyurea structure to a side chain of a hydroxyl acrylic resin molecule, wherein the various raw materials comprise the following components: 70-90wt% of hydroxyl acrylic resin, 5-15wt% of diisocyanate compound solution and 5-15wt% of amine compound solution. The anti-settling agent is transparent liquid, has the thixotropic behavior, is good in anti-settling effect and convenient to charge and can be used for single-component high-temperature baking coatings, two-component polyurethane coatings and single-component thermoplastic coatings, and the glossiness and distinctness of the coating are not influenced.

The invention discloses a large wall thickness foundation sinking method by combining diversion and negative pressure technology. A diversion system of a wall of a foundation and a negative pressure system of a top cover of the foundation are combined; the diversion system of the wall of the foundation comprises vertical holes reserved at equal intervals along the circumference of the supporting wall; dredging pipes are arranged in the vertical holes; the middles of the dredging pipes are provided with diversion pipes; the bottom of the dredging pipes are provided with a trumpet-shaped conical cavity and a ripping cavity which is divided by clapboards arranged at the bottom of the vertical holes; in the negative pressure system of the top cover of the foundation, a negative pressure extracting hole is reserved on the sealed top cover; and the dredging pipes and the diversion pipes all penetrate the sealed top cover. The large wall thickness foundation sinking method has the advantages that: in a foundation sinking system by combining the diversion and negative pressure technology, by guiding seawater and applying negative pressure, the large wall thickness bucket foundation is sunk into various foundation soil bodies in economic expenditure; the sinking process is more simple; the installation speed is greatly improved; the interference of the environmental conditions can be avoided; and full automatic monitoring operation in the sinking process can be realized and the construction quality and safety are guaranteed.

A platform floating on the sea surface and with the floating-sinking mechanism for avoiding huge wind and wave is composed of a platform body anchored to seabed via cables and such units under the platform body as floatage fixed unit, floatage adjustable unit and power system for controlling the floating or sinking of platform.

The invention relates to a system for detecting settlement and damage of a manhole cover by using sensor data generated by rolling by a vehicle. The system comprises a data collection terminal, an operation service management platform and a user terminal. The data collection terminal is arranged at the manhole cover for collecting the generated acceleration data and / or state data generated by rolling of a manhole cover by a vehicle, and sending the acceleration data and / or state data to an operational service management platform. The operational service management platform is used to determinethe settlement of the manhole cover based on the acceleration data, and / or to determine the damage of the manhole cover according to the state data, and to send alarm information and task work orderinformation to the user terminal when it is determined that the manhole cover is settled or damaged; and the user terminal is configured to receive, display and feed back the alarm information and thetask work order information. The system can employ the sensing data generated by rolling by a vehicle to monitor the settlement and damaging conditions of the manhole cover to allow municipal management personnel to timely and accurately grasp the working state of the manhole cover and reduce the inspection work intensity of the manhole cover maintenance personnel.

The invention relates to a method for producing a caisson by using a floating dock box. The caisson is produced in the floating dock box by using a mass flow production method. After the caisson is produced, the floating dock box can be sunk down conveniently, so the caisson in the floating dock box can float conveniently and the caisson can be put into water conveniently. The floating dock box is a rectangular box body. A middle part in the length direction of the upper part of the floating dock box is depressed downward to form a rectangular caisson production space penetrating through the length direction of the floating dock box. The production of the caisson is conducted on the bottom flat surface of the caisson production space. A buoyancy compartment is arranged in the box body of the floating dock box. A water inlet for filling water and a water outlet for draining water are arranged in the buoyancy compartment. A water pump for filling water into or draining water from the buoyancy compartment is arranged in the floating dock box. The method for producing the caisson by using the floating dock box is suitable for use during shallow sea reclamation and has the advantages of high construction efficiency, low cost and good economic benefit.

The invention relates to a biological desulfurization device for marsh gas and particularly relates to a washing device and a washing method for fillers of a biological desulfurization tower. The washing device for the fillers of the biological desulfurization tower is characterized in that a plurality of filler layers are arrayed in the desulfurization tower in the longitudinal direction; the washing device comprises a water inlet pipe, a blow-off pipe and perforated aeration discs, wherein the water inlet pipe is arranged below the desulfurization tower and the blow-off pipe is arranged at the bottom of the desulfurization tower; the perforated aeration discs are arranged below all the filler layers; the perforated aeration discs are connected with an air source; aeration holes are densely distributed below the perforated aeration discs. The washing device and the washing method for the fillers of the biological desulfurization tower have the beneficial effects that the filler layers can be effectively washed one by one so as to be prevented from being blocked; a desulfurization effect on the marsh gas by the filler layers is improved, the consumed time is short and the washing efficiency is improved, and furthermore, the efficiency of purifying the marsh gas is improved and the like.

A tea for antipyresis, detoxication, lowering blood pressure, decreasing blood fat, losing weight, etc is prepared from lotus leaf through washing, removing veins, disinfecting in high-temp water, cutting for shaping, kneading, backing, drying and kneading.

The invention discloses a printable waterborne polyurethane 3D golden oil or 3D ink. The 3D golden oil or 3D ink mainly includes the following components by mass percentage: waterborne polyurethane with film hardness of 65A-75A, a wetting agent, a slow drying agent, an anti-permeability agent, a leveling agent, a defoaming agent, a coupling agent, a pH regulator, a bactericide, deionized water, a color paste, and a thickening agent, etc. The golden oil or ink can be prepared into a coating on a textile surface directly through printing, the prepared coating has the advantages of strong stereo feel, good glossiness, easy stacking, no subsidence, soft handfeel, low temperature resistance, and good firmness, etc., and solves the problems of ink spreading, no blotting, cracking and other problems in existing printing ink.

The invention relates to the technical field of piling construction, and mainly relates to a double-tube-sinking and inner-tube-drawing bored cast-in-place pile construction method and application. The construction method adopts an eccentric moment-adjustable vibrating hammer, a pile gripper, inner tubes, outer tubes and a piling rack or a hoisting crane. The construction method includes steps that the inner tubes and the outer tubes are clamped by the pile gripper at first, the vibrating hammer vibrates and stops vibrating after sinking to the required depth, a pile clamping method is changed so that the pile gripper only clamps the inner tubes, a winch is started so that the vibrating hammer draws the inner tubes in a vibration-free state until the inner tubes are thoroughly drawn out, soil in the inner tubes cannot be poured out when the inner tubes are statically drawn due to effects of friction force, then the piling rack or the hoisting crane moves so that the inner tubes are separated from openings of the outer tubes, the vibrating hammer is started to vibrate, the soil in the inner tubes is continuously poured out in a vibration state until the total soil is poured out, reinforcement cages are placed in the outer tubes sunken into the soil, concrete is fully filled in the reinforcement cages, finally, the outer tubes are clamped by a fixture, the vibrating hammer is started, the outer tubes are drawn out by the aid of the vibration effect of the vibrating hammer, and simultaneously, a pile is formed. The double-tube-sinking and inner-tube-drawing bored cast-in-place pile construction method and the application have the advantages that the structure is novel, and construction efficiency is high.

The invention discloses a water quality detection device capable of performing detection of different depth on a water source. The water quality detection device comprises a water quality detection device main body, a protective shell, a water quality detector, a first protective cover, a floating bag and a sealing plate, wherein a lifting cabin is formed in the water quality detection device mainbody, and the upper side of the lifting cabin is connected with a storage cabin; the protective shell is positioned at the lower end of the lifting cabin; the lower end of the lifting cabin is connected with a water pump through a water pipe; the first protective cover is arranged at the lower end of the protective shell through a rotary hinge and a fastener; filtering holes are formed in the first protective cover and a second protective cover; the floating bag is arranged on a scale rope; the lower end of the scale rope is arranged inside the storage cabin; and the sealing plate is arrangedabove the storage cabin by virtue of the rotary hinge and the fastener. According to the water quality detection device, the lifting cabin is arranged on the water quality detection device main body,so that detection on water quality at different depths in a water area by the water quality detection device main body is facilitated.

The invention discloses a long auger drilling cement mortar retaining wall type implanted pile tube construction device and construction method; the construction device comprises a pile frame, a power head, a drilling rod, a normal pressure grouting pump, a normal pressure grouting pipe, a high pressure grouting pump, a high pressure grouting pipe, a steel sleeve (6), a slurry suction pump (7) and a liquid storage pool (8); a lower portion of the steel sleeve (6) is buried into soil, and an upper portion is higher than the ground; the slurry suction pump (7) is arranged in the steel sleeve (6); an exit of the slurry suction pump is connected with the liquid storage pool (8). Key steps of the method comprises the following steps: first carrying out jet grouting drilling in an expanded-base segment; then carrying out non-jet grouting idle pulling up; then drilling and pulling, and keeping jet grouting in the drilling and pulling process; conveying overflowing normal segment cement mortar in a pile sinking process to the liquid storage pool (8) for storage. The device and method enable a pile to have strong bearing capacity, pile-forming quality is good, so no damage is caused to surrounding soil environment, and the environment is not polluted.

The invention discloses water-in-water multi-color water paint and a preparation method thereof, and relates to the technical field of paint compositions. The water-in-water multi-color water paint comprises basic paint, protection glue and varnish, wherein the weight ratio of the basic paint to the protection glue to the varnish is 40-60 to 30-50 to 20-50. The basic paint comprises, by weight, 45%-60% of water, 0.1%-0.3% of defoaming agent, 1%-2% of nonionic polymer, 10%-14% of silicic acid, 1%-4% of titanium dioxide, 0.1%-0.3% of sterilization fungicide and 20%-35% of water-based elastic acrylic emulsion. The protection glue comprises, by weight, 92%-94% of water and 8%-6% of DAD AP525. The varnish comprises, by weight, 28%-42% of water, 30%-60% of water-based silicone acrylic emulsion, 1%-6% of coalescing agent, 0.5%-2.5% of thickening agent and 10%-20% of modified bentonite. The multi-color water paint is environmentally friendly in water property, good in stability, high in stone simulation degree, high in adhesive force, low in cost, convenient to construct, and flat and smooth in paint film.

This invention provides an oblique submerged reverse deep rotary tilling device, which includes a stander, a mounted frame, a gearbox and an oblique blade roller. However, the oblique blade roller is mainly made up of configured rotary blades whose tips bend to the same direction. The angle between the rotary tilling blade roller and the traction speed is 55˜70° while the rotary blade tips are all toward the right side of the traction speed. Side force balance blades are installed to the left side of the oblique blade roller and used to balance the axial component force of the oblique blade roller. The working pattern of this invention is an oblique submerged reverse rotary tillage method. Therefore, there is no soil restriction on the top of the tilling soil clod. Meanwhile, due to cutting soil configured regularly, the right-side soil has been cut when the rotary tilling blades soil begins tilling. The soil is mainly destroyed by tension. Since rotary blades have axial component speed, tilled soil clods will be destroyed mainly by rightward pulling force applied by rotary blades, and the tilled soil clods are mainly thrown to cultivated land. Thus, the invention can reduce secondary tillage and energy consumption. In addition, the invention can avoid interference among gearbox, bearing seat and untilled soil, so the blade roller can easily sink into the ground to achieve deep tillage.

The invention discloses a semi-coke microbial carrier and a preparation method thereof. The carrier is prepared from semi-coke, polyvinyl alcohol and a cross-linking agent according to the weight part ratio of 100-500:30-100:0.1-0.8. The method comprises the following steps: weighing the semi-coke according to a weight part ratio, adding the semi-coke into a strong acid solution and a strong base solution, and treating and drying to obtain a semi-coke substrate; weighing the polyvinyl alcohol solution and cross-linking agent solution with relative weight according to the weight part ratio, and cross-linking; and adding the semi-coke substrate into the cross-linked polyvinyl alcohol solution, stirring for 2-5 hours, demolding, drying, cooling, pelleting or cutting and forming to obtain the carbon microbial film carrier. By utilizing the large specific surface area (more than 300m<2> / g) and excellent adsorption performance of the modified semi-coke, the adsorption capacity and film culturing amount of the carrier on the microbes and pollutants can be improved, the carrier is further suitable for treatment of high-concentration organic wastewater, and the carrier has high impact load resistance.

The invention discloses a method for sinking a bucket foundation with a force bearing ring structure. The top of the bucket foundation is provided with a sealing top cover; the centre of the sealing top cover is provided with a reserved negative pressure hole and is connected with a negative pressure system; a reserved air infusion pipe is arranged outside the wall of the bucket foundation; the lower end outlet of the reserved air infusion pipe is positioned at the subfoundation on the lower part of the force bearing ring structure; and the upper end of the reserved air infusion pipe is connected with air infusion equipment on the surface of water. The method comprises the following implementation steps: 1) after the bucket foundation sinks in position by the self weight, starting the reserved air infusion pipe to continuously provide high-pressure air for the subfoundation on the lower part of the force bearing ring structure to ensure that a soil body is blown away and the bucket foundation sinks continuously; and 2) when the sink resistance of the bucket foundation exceeds a sink force provided by air injecting and ground breaking, pumping the negative pressure in the bucket foundation through the reserved negative pressure hole so as to ensure that the bucket foundation sinks continuously. The method has the characteristics of simple structure, simple and convenient construction, high efficiency and non-interference by sea conditions, and simultaneously, has the advantages of fast installation speed, low cost, strong safety and capability of realizing automatic monitoring operation in the sink process.

The invention discloses an unmanned ship control method and a control device thereof, wherein the unmanned ship control method comprises the following steps of S1, measuring longitude information andlatitude information of an unmanned ship by a GPS module and transmitting to a central processing module; S2, measuring ship body direction information of the unmanned ship by a direction sensing module and transmitting to the central processing module; and S3, receiving the longitude information, the latitude information and the ship body direction information of the unmanned ship by the centralprocessing module, calculating an unmanned ship navigation direction according to the longitude information and the latitude information of a preset navigation point, and controlling a propulsion motor for making the unmanned ship along the calculated unmanned ship navigation direction. The control device of the unmanned ship control method comprises the following modules of: the GPS module, the direction sensing module, an automatic identification module, a gesture sensing module, a wind sensing module and the central processing module. The unmanned ship control method and the control devicethereof have advantages of realizing real-time identification for a navigation environment in which the unmanned ship exists, flexibly controlling the navigation direction and the navigation speed ofthe unmanned ship, and ensuring safe navigation.

The invention discloses a coke particle biomembrane carrier and a preparation method thereof. According to the carrier, a weight part ratio of the coke particles, polyvinyl alcohol and a cross-linking agent is 100-500 : 30-100 : 0.1-0.8. The method comprises weighing the coke particles, adding the coke particles into an enclosed carbonization chamber, heating to 650-750 DEG C under protection of CO2 gas for 1-3 hours, taking out the coke particles, cooling to a room temperature, adding a strong acid solution and a strong alkaline solution for processing, crosslink a polyvinyl alcohol solution with a crosslinking agent solution for 10-24 hours, cooling, and granulating or cutting for molding, thereby obtaining the coke particle biomembrane carrier. According to the invention, because the modified coke particles have relatively large specific surface area and excellent adsorption performance, adsorption capability and biofilm culturing amount of the carrier for microorganisms and contaminants can be improved, thereby being beneficial for adapting treatment of high-concentration organic wastewater, and being relatively high in resistance to shock loading.

The invention discloses a gear ring type auxiliary fixing device for cable terminal manufacturing, and is intended to provide the gear ring type auxiliary fixing device for the cable terminal manufacturing capable of effectively solving the problem that a cable is easily sunken in cable terminal manufacturing and lapping processes and preventing the problem that the cable is sunken in the cable terminal manufacturing and lapping processes so that the construction and operation of the terminal head manufacturing and lapping are convenient. The gear ring type auxiliary fixing device comprises asupport hoop plate, a flexible rack, a driving gear and a check pawl, wherein the support hoop plate is of a semicircular shape, two ends of the support hoop plate are bent outward and a support plateis respectively formed at the two ends of the support hoop plate, a connection passing hole is formed on one support plate, and a mounting through hole is formed on the other support plate, one end of the flexible rack is provided with a limit block, and the other end of the flexible rack sequentially passes through the connection passing hole and the mounting through hole, the driving gear is rotatably disposed in the mounting through hole via a first shaft rod, and the driving gear is meshed with the flexible rack.

The invention discloses a composite asphalt modifier, composite modified asphalt and a production process of the composite asphalt modifier and the composite modified asphalt. The composite asphalt modifier is prepared from the following components in parts by weight: 29-30 parts of asphalt a, 35-42 parts of SBS, 9-11 parts of activated rubber powder and 20-24 parts of rubber oil slurry, wherein the rubber powder is centralized in stress when being stressed in an asphalt base body. The production process of the composite modified asphalt comprises the following steps: adding 16.0-20.4 parts of composite asphalt modifier into 79.6-84.0 parts of the asphalt a at 180-190 DEG C to circularly glue or shear once to prepare modified masterbatch; dilution for the first time: adding 32.90-36.88 parts of asphalt a at 140-160 DEG C, 0.13-0.27 part of additive and 0.27-0.37 part of stabilizer into 62.5-66.7 parts of modified masterbatch, and fully stirring and developing for 2-3 hours to prepare mixed asphalt; dilution for the second time: adding 20-25 parts of composite asphalt at 130-150 DEG C into 75-80 parts of mixed asphalt, and stirring and developing for 0.5-1 hour to obtain the composite modified asphalt. The composite modified asphalt has weather resistance, good adhesion and low cost, and performance indexes accord with the I-D standard of polymer modified asphalt.