36results about How to "Reduce process links" patented technology

The invention discloses a network shooting range simulation method, device and equipment based on multiple parameters and a medium, and relates to the technical field of network security, and the method comprises the steps: analyzing each service protocol, generating fingerprint information based on an obtained feature rule, and storing the fingerprint information to a preset fingerprint database; variable parameters in the fingerprint information are configured through the unified configuration interface to obtain target service starting parameters, and different target drone services are simulated based on the target service starting parameters; receiving the request packet through the target drone, and analyzing the request packet based on a preset service protocol specification; and obtaining target fingerprint information from a preset fingerprint database based on an analysis result, and constructing a response packet by using the target fingerprint information and the target service starting parameter to complete a network target range simulation operation. Different target drone services are simulated through fingerprint information obtained by analyzing each service protocol and configuration of different variable parameters, a plurality of different service scenes can be quickly simulated, and the test efficiency is improved.

The utility model belongs to the technical field of solid granule production, and particularly relates to granulation equipment for solid granule production, which comprises a granulation box, a stirring box and a hydraulic cylinder are fixedly mounted at the top of the granulation box, a plurality of discharge pipes are fixedly mounted at the top of the stirring box, valves are rotatably mounted in the discharge pipes, and the hydraulic cylinder is connected with the stirring box. A charging box is fixedly mounted at the top end of the discharging pipe, and scale marks can be arranged on one side of the charging box; the rotating rod is rotationally mounted at the bottom of an inner cavity of the stirring box, a plurality of stirring rods are fixedly mounted on the peripheral side of the rotating rod, and a scraper is fixedly mounted on the rotating rod and located at the bottom of the inner cavity of the stirring box; according to the utility model, various powdery medicaments entering the inner cavity of the stirring box can be accurately controlled, and a liquid adhesive does not need to be added in the granulating process, so that the subsequent drying links and cost are reduced, and meanwhile, the change of medicament components possibly caused by drying in wet granulation is also avoided; the process is relatively simple, and the efficiency is high.

The application provides a kind of electric vehicle charger remote efficient metering verification method, it is related to electric vehicle charging equipment electric energy metering verification technical field, including in the charger production factory or nearby setting up charger metering verification laboratory, factory shipment fixed point verification is carried out;Charger connection device, charger detection equipment, monitoring equipment, remote operation facilities and safety facilities are arranged in the verification laboratory, and verification cloud platform is deployed in the remote operation facilities, the application sets up charger metering verification laboratory in the production factory or nearby, and adopts the virtual load verification mode that voltage source is separated from current source, simulates high voltage and large current working condition under low power condition, replaces the verification mode that traditional field needs to be configured with high-power physical load, so as to avoid the use of special detection vehicle and heavy load equipment, effectively reduces the equipment volume and construction cost, improves the equipment utilization.

The utility model belongs to the field of cables, and provides a high-voltage cable filled with an elastic semi-conductive buffer layer, which comprises a conductor; the insulating layer coats the outer surface of the conductor to ensure the stability of electric energy transmission; the conductor and the insulating layer are combined to form an insulating wire core, and liquid semiconductive foaming liquid is sprayed outside the insulating wire core through an argon arc welding process so as to foam outside the insulating wire core and form a semiconductive foaming buffer layer; and a metal aluminum sheath, an asphalt anti-corrosion layer, a non-metal sheath and a sheath outer semi-conductive layer are sequentially coated outside the semi-conductive foaming buffer layer from inside to outside. Compared with the prior art, the utility model has the advantages that the semi-conductive foaming buffer layer is sprayed on the surface of the insulation shielding layer in the production process of the argon arc welding process, so that on one hand, the process link of wrapping a buffer strip is omitted, the production efficiency is improved, and the production cost is reduced; and on the other hand, the important quality problem caused by damping of the buffer water-blocking tape is effectively avoided.

The invention provides lithium-based ceramic pre-sintered powder and a preparation method thereof. The method comprises the following steps: S1, providing raw materials according to the stoichiometric ratio of lithium-based ceramic; s2, mixing the raw materials with an alcohol solvent, and grinding to obtain slurry; and S3, drying the slurry, and directly carrying out pre-sintering treatment to obtain the lithium-based ceramic pre-sintered powder. The lithium-based ceramic pre-sintered powder obtained by the method is fine and uniform in crystal grain, good in dispersity and good in sintering activity.

The application provides a packaging structure of a jack type power module, comprising: a first lead copper bar and a second lead copper bar, wherein the first and second lead copper bars are arranged on two sides of an inner surface of a plastic packaging shell; an integrated heat dissipation copper bottom plate is arranged in parallel with the lead copper bar group; each power chip group comprises a first power chip and a second power chip, wherein the first power chip and the second power chip are respectively welded on the first lead copper bar and the integrated heat dissipation copper bottom plate; each support group comprises a first metal frame and a second metal frame, one end of the first metal frame is connected with the corresponding first power chip, the other end of the first metal frame is connected with the integrated heat dissipation copper bottom plate, one end of the second metal frame is connected with the corresponding second lead copper bar, and the other end of the second metal frame is connected with the second power chip; and an embedded jack group is embedded in the packaging structure and is respectively welded on the lead copper bar group and the integrated heat dissipation copper bottom plate.

The invention discloses a raw material management method and system for a vegetable protein beverage, belongs to the technical field of raw material data management, and aims at solving the problems that an existing raw material management method for the vegetable protein beverage does not form a set of unified and efficient management method, many manual participation links still exist in the management process, management vulnerabilities are likely to occur, and the management efficiency is high. And the product quality is influenced. The method comprises the following steps: constructing a raw material management risk influence index system based on raw material requirements of the vegetable protein beverage; analyzing the intra-layer weight of each index in the index layer; determining the comprehensive matching degree of each raw material supplier according to the weight in the layer, and selecting a final raw material supplier; determining material levels of various raw materials based on a fuzzy comprehensive evaluation algorithm, and performing quality inspection on the purchased raw materials by adopting a corresponding quality inspection method according to the material levels to obtain a quality inspection result; and according to the material level and the quality inspection result, performing adaptive storage on the raw materials, and performing ex-warehouse batch recommendation based on the raw material data.

This invention discloses a workover rig, primarily relating to the field of workover operation technology. It includes a derrick and a second-level platform. An installation frame is located within the second-level platform, with a mounting base fixed at the far center of the frame. A robotic arm for gripping the tubing is mounted on the bottom of the mounting base. A cleaning module and a detection module are located at the end of the mounting base near the derrick. A buffer module is located on one or both sides of the installation frame. The cleaning module includes a cleaning ball and a second head. The cleaning ball comprises one or more overlapping air bladders, the maximum diameter of which corresponds to the inner diameter of the tubing. The second head is used to pressurize the top of the tubing filled with the cleaning ball. The detection module employs an eddy current detection device, including an extension cable and a probe. The probe has a vertical reciprocating stroke based on the extension cable's retraction and retraction. The buffer module is used to temporarily store tubing that passes the inspection. The beneficial effects of this invention are: it enables on-site inspection of tubing, and qualified tubing can be directly reused.

The application discloses a photovoltaic device, a photovoltaic system and a construction method of the photovoltaic system, and belongs to the technical field of photovoltaic technology. The photovoltaic device comprises at least one photovoltaic module group, a plurality of photovoltaic modules of the photovoltaic module group are sequentially hinged, the photovoltaic module group is provided with a roller on at least one side, and the roller is suitable for rolling cooperation with a module cable of the photovoltaic system; a box body, the photovoltaic module group is installed on the box body, and the box body comprises a base and a side wall; the base is provided with an anchoring point, the photovoltaic module group is supported on the base, the base is suitable for being installed on a first side column of the photovoltaic system, and the side wall is detachably installed on the base. According to the photovoltaic device, a large number of complex and tedious construction links can be transferred from high altitude to the ground, the photovoltaic module group can be quickly positioned and installed at high altitude, the wind area of the photovoltaic module can be greatly reduced under strong wind weather by switching the plurality of photovoltaic modules between a folded state and an unfolded state, and the economy, reliability and durability of the photovoltaic system are improved.

The invention provides a deformation process sewage treatment control system which comprises a carbon source supply device, a raw water tank, a reclaimed water tank, an anoxic tank, an anaerobic tank, a sand filtration device, a disinfection device, a power supply system, an analog quantity acquisition system and a PLC control system, the analog quantity acquisition system acquires liquid level information in the carbon source supply device, the raw water tank, the reclaimed water tank, the anoxic tank, the anaerobic tank, the sand filter device and the disinfection device in real time and sends the liquid level information to the PLC control system, and the PLC control system controls liquid supply of the carbon source supply device, the raw water tank, the reclaimed water tank, the anoxic tank, the anaerobic tank, the sand filter device and the disinfection device and pollution discharge of the anaerobic tank. And the power supply system is used for providing power supply power for the analog quantity acquisition system and the PLC control system. The invention also provides a deformation process sewage treatment control method. The system and the method provided by the invention have the beneficial effects of high efficiency, space saving, flexibility, environmental friendliness, sustainability, reduction of operation cost and the like, and are a sewage treatment scheme worthy of popularization.

The present invention discloses a laser coding system for a filling production line, including a rotary capping machine, a laser coding device and a detection device, wherein the rotary capping machine includes a rotating wheel, a conveyor belt partially arranged on the rotating wheel, and the conveyor belt conveys products as the rotating wheel rotates; the rotary capping machine is provided with a clamping device for clamping a single product conveyed on the conveyor belt, and the clamping device rotates synchronously with the rotating wheel; the laser coding device includes a laser lens for laser coding the product, and the position of the laser lens is adjustable; the detection device includes a detection unit for detecting the clamping device, and the detection unit is fixedly arranged on the rotary capping machine and electrically connected to the laser lens. The present invention overcomes the problem of poor coding quality in traditional technology by cleverly arranging a laser coding device, while improving the production efficiency of the enterprise.

The invention relates to the technical field of underground hard rock mining, and provides a continuous non-explosive green mining N21 construction method for underground hard rock mining machinery, which is characterized in that a to-be-mined area is divided into N panels, and each panel is provided with two haulage roadways and one working face roadway. According to the construction method, a working face roadway is supported through a hydraulic supporting device, two rock breaking free faces are formed underground, and an additional free face brought by the drilling and grooving technology and high stress state relieving of an ore body are combined, so that the ore body is changed into an unconfined isolated state which is easy to mine from an unconfined overall state which is difficult to mine. According to the construction method, independent nine steps (rock drilling, explosive loading, line connection, ventilation, shovel loading, transportation, prying, supporting and filling) of a traditional drilling and blasting method are changed into continuous four steps (drilling crack, transportation, supporting and filling) of N21 construction method mining, the problem of mechanized continuous mining of underground hard rock ore bodies is solved, rock breaking capacity, mining efficiency and resource recovery rate are remarkably improved, and meanwhile, the construction efficiency of the underground hard rock ore bodies is improved. The mining safety is greatly improved, and the environmental influence is reduced.

The utility model discloses a square rectangular steel pipe column node structure of a building steel structure, which comprises a pipe column body, a pipe wall plate block, inner partition plates and a process steel liner, a hole is formed in the pipe wall plate block cut from one pipe surface in a pipe column body node area, two inner partition plates are arranged at the transverse edge of an inner cavity of the hole, and after the inner partition plates are welded with the inner wall of a pipe, the process steel liner is welded with the inner wall of the pipe. And the pipe wall plate is reset to be welded with the inner partition plate and the pipe orifice wall. The utility model provides a feasible structure for production and processing for enabling the beam-column connection to meet the stress requirement under the condition that the steel pipe is not cut off at the node of the square rectangular steel pipe column, can effectively reduce the manufacturing process links, improve the production efficiency and reduce the production cost, and has the advantages of simple structure and quickness in manufacturing.

The utility model discloses a novel pre-baked anode of a low offline machine, which comprises an anode carbon block, the anode carbon block is formed by combining a carbon block I and a carbon block II, one corner of the carbon block II is a circular arc chamfer, two corners adjacent to the circular arc chamfer are right-angle sides, and the side opposite to the circular arc chamfer is a linear chamfer. The first carbon block and the second carbon block are the same in structure and symmetrical to each other, during combination, one sides of the linear chamfers are attached to each other, and when the anode carbon blocks are symmetrically placed in an electrolytic bath, holes used for crust breaking and discharging are formed in the linear chamfers. According to the novel pre-baked anode of the low-temperature offline machine, the whole anode carbon block is produced in a separated mode, through the chamfer design, holes used for crust breaking and discharging are formed in the splicing and combining process of the anode carbon block, a gap for crust breaking and discharging does not need to be reserved in a manual butt joint mode, the installation difficulty is lowered, the installation efficiency is improved, and the technological link of reserving the crust breaking gap is reduced; and the assembly efficiency is improved.

The invention discloses a universal three-temperature test system for a proximity switch. The system comprises a high and low temperature test box, a proximity switch detection device, a servo motion mechanism, an acquisition control system and a man-machine interaction system, the proximity switch detection device is installed in the high-low temperature test box, and the servo motion mechanism penetrates through the back of the test box to be connected with the proximity switch detection device in the test box and is used for controlling the distance between the proximity switch detection device and the induction face of the proximity switch to be detected, and measurement of the induction distance, repeated precision and return difference parameters of the proximity switch is achieved. The acquisition control system communicates with the servo movement mechanism, controls the servo movement mechanism to move according to the measurement stroke of the proximity switch, and simultaneously acquires, controls and monitors the state of the proximity switch in the high-low temperature test box; the man-machine interaction system carries test system software and is used for controlling the temperature change process in the high and low temperature test box according to setting, carrying out data processing on proximity switch information collected in the test process, drawing an electrical characteristic curve of the proximity switch under the three-temperature test condition, making a report and storing the report. According to the invention, automatic testing of electrical performance parameters of the proximity switch at different temperatures can be realized, the problem of difficulty in manual testing of the proximity switch at high temperature and low temperature is solved, and the production and delivery efficiency of the proximity switch is improved.

The invention relates to the technical field of agricultural machinery, in particular to an underground agricultural product fruit intelligent harvester which comprises a crawler-type moving frame, a cutting unit and a collecting unit, the cutting unit is fixedly arranged on the left side of the crawler-type moving frame, and the collecting unit is fixedly arranged in the crawler-type moving frame. The cutting unit and the collecting unit are tightly combined with the crawler-type moving frame to form a highly-collaborative operation system, the collecting unit can timely pick, convey, screen and collect underground fruits while the cutting unit treats vines, actions of all the components are matched with one another, and the working efficiency is greatly improved. In the forward moving process of the crawler-type moving frame, the plow harrow, the material collecting and conveying frame, the vibrating screen, the rotary material collecting frame and other components work in sequence according to a preset program, the integrated operation from vine cleaning to fruit collecting of underground agricultural products is achieved, the overall working efficiency of the harvester is improved, the working time is shortened, and energy consumption is reduced.

The utility model relates to the technical field of double-air-chamber air spring piston assemblies, and discloses an automatic ring welding work station which comprises a clamping piece A, a clamping piece B and a pushing cylinder, the clamping piece A is used for clamping and fixing a kidney-shaped block, a piston shell and a piston base, and one end of the clamping piece A is clamped and fixed through an electric chuck A driven by a gear motor; the clamping piece B is used for clamping and fixing the valve mounting seat, and one end of the clamping piece B is clamped and fixed by an electric chuck B rotating on a base B; the clamping piece B and the valve mounting seat are pushed towards the clamping piece A through the piston rod of the pushing cylinder, so that the valve mounting seat is in butt joint with the piston base, the clamping piece A is matched with the clamping piece B to clamp and position the double-air-chamber air spring piston assembly, and welding among a kidney-shaped block, a piston shell and the piston base does not need to be conducted separately. And one workstation is used for replacing three workstations in the traditional process, so that the manual operation and conversion time are reduced.

The utility model provides a kind of edge folding and flattening device of printing color box, including base, the top of base is fixedly installed with U-shaped frame, the top of U-shaped frame is installed with electric push cylinder one, and the output shaft of electric push cylinder one is installed with abutment plate;The output shaft outside electric push cylinder one is sleeved with cross plate, and the bottom of cross plate is connected with fixed plate;The top of fixed plate is inserted with upper die;The top of base is slidably connected with bottom plate, and the top of bottom plate is fixedly installed with lower die matched with circular groove to realize edge folding and flattening cooperation.The utility model can accurately flatten the edge of printing color box paperboard by the accurate cooperation of upper die and lower die, compared with manual edge lifting and edge folding, greatly improve the precision and quality stability of edge folding, ensure that the edge of each printing color box can reach consistent standard, improve the overall quality of product;Through the collaborative work of electric push cylinder one, electric push cylinder two, optical axis and spring etc., automatic edge folding and flattening operation is realized.

The application relates to the technical field of automobile part machining, and provides an automatic mechanism for workpiece turning machining, a feeding conveying line is arranged on the left side of a machining machine, a discharging conveying line is arranged on the right side of the machining machine, a visual mechanism is arranged on one side of the tail end of the feeding conveying line, a discharging positioning mechanism is arranged on the other side of the tail end of the feeding conveying line, the discharging positioning mechanism is arranged opposite to the discharging conveying line, and a mechanical arm material taking and placing mechanism is arranged between the discharging positioning mechanism and the discharging conveying line; the A surface of a workpiece transported on the feeding conveying line faces downward, visual identification is carried out through the visual mechanism at the tail end, the arc B surface of the B surface of the workpiece is clamped by the mechanical arm material taking and placing mechanism and is transferred to the discharging positioning mechanism, four workpieces are placed on the discharging positioning mechanism, the arc A surface of the A surface of the four workpieces is clamped by the mechanical arm material taking and placing mechanism and is transferred to the machining machine for machining, after the machining is completed, the four workpieces are clamped by the mechanical arm material taking and placing mechanism, air blowing is carried out, and then the four workpieces are transferred to the discharging conveying line.

The invention relates to the technical field of waterproof coatings, and provides a water emulsion type modified asphalt waterproof coating and application thereof, the waterproof coating comprises the following raw materials by weight: 28-32 parts of pure acrylic emulsion, 25-40 parts of emulsified asphalt, 20-40 parts of a filler, 1-10 parts of an auxiliary agent, and 10-20 parts of water. The preparation method comprises the following steps: stirring and mixing the water, the sterilizing agent, the dispersing agent and the defoaming agent, then adding the filler, stirring and mixing, adding the emulsified asphalt and the pure acrylic emulsion, continuously stirring, adding the additive, the thickening agent and the water, stirring and mixing to obtain the water emulsion type modified asphalt waterproof coating. The emulsified asphalt waterproof coating is obtained by effectively mixing the pure acrylic emulsion and the asphalt, an emulsification system is simple and environment-friendly, construction is convenient with water as a medium, no peculiar smell exists, the stretchability and outdoor weather resistance of the coating can be remarkably improved by adding the pure acrylic emulsion, the heavy calcium carbonate powder is used as a reinforcing agent, and the waterproof coating has good waterproof performance. The rheological property and the strength of the emulsified asphalt waterproof coating are improved.

This utility model discloses a splash-proof popcorn fryer, including a fryer pot. Side blocks are symmetrically fixedly installed on both sides of the fryer pot. A plate frame is rotatably installed on one side of each side block. A base is fixedly installed below the plate frame. A driving mechanism is provided at the rear end of the fryer pot. The driving mechanism includes a back block, a mounting base, a first U-shaped plate, a first rotating plate, a hydraulic cylinder, a second rotating plate, and a second U-shaped plate. The back block is fixedly installed at the rear end of the fryer pot, the mounting base is fixedly installed at the rear end of the back block, the first U-shaped plate is fixedly installed below the mounting base, the first rotating plate is rotatably installed below the first U-shaped plate, and the hydraulic cylinder is located below the first rotating plate. This design enables automatic popcorn dispensing, increasing practicality and solving the problem of inconvenient automatic popcorn dispensing in traditional popcorn fryers, which requires manual operation and increases labor intensity.

The invention discloses a Josephson parametric amplifier based on multiple sections of quarter-wavelength impedance conversion lines, which comprises input and output ports of the amplifier, the multiple sections of quarter-wavelength impedance conversion lines, superconductive Josephson junction nonlinear resonators and magnetic flux bias lines corresponding to the superconductive Josephson junction nonlinear resonators, wherein the plurality of sections of quarter-wavelength impedance conversion lines are formed by four sections of quarter-wavelength transmission lines which are prepared by adopting planar coplanar waveguide circuits. Besides, the Josephson parametric amplifier is prepared by adopting a lanthanum aluminate substrate, and compared with a common high-resistance silicon or sapphire substrate, the Josephson parametric amplifier has a higher relative dielectric constant, so that the reliability of a preparation process is improved. According to the invention, the impedance matching between the parameter amplifier and the external environment is realized by adopting a plurality of sections of quarter-wavelength impedance conversion lines, and meanwhile, the lanthanum aluminate substrate is innovatively adopted to prepare the parameter amplifier, so that the reliability and the yield of the preparation process are effectively improved; the prepared sample is continuously adjustable in a large frequency range and has excellent gain and bandwidth performance.

The invention discloses indoor decoration mortar with sound absorption and damping sound insulation functions, which comprises base layer mortar and surface layer mortar, the base layer mortar comprises the following components by weight: 35-55 parts of sand grains (50-130 meshes), 3-5 parts of white rubber particle powder (50-100 [mu] m), 15-25 parts of water (H2O), and 5-10 parts of epoxy resin; 3-10 parts of an acrylic emulsion, 2-4 parts of a water-based paint flexibilizer, 1-2 parts of a wetting dispersant and 1-3 parts of a silane coupling agent; the surface layer mortar is prepared from the following components in parts by weight: 50 to 70 parts of sand grains, 5 to 15 parts of magnesium silicate (MgSiO3), 5 to 15 parts of epoxy resin and 15 to 25 parts of water (H2O); the problems that in the prior art, decoration attractiveness and sound absorption performance cannot be achieved, and resonance of a decoration surface layer plate cannot be effectively regulated and controlled are solved.

The present invention discloses an automated egg crisp frying equipment, comprising: an egg liquid tank for containing stirred egg liquid; a frying pan arranged below the egg liquid tank for containing oil liquid; a heating device arranged at the bottom of the frying pan for heating the oil liquid in the frying pan to a preset temperature; a stirring device arranged above the frying pan for stirring the oil liquid in the frying pan; an oil-de-oiling and oil-storing device arranged below the frying pan and connected to the frying pan for de-oiling the fried egg crisps transported from the frying pan and storing the oil liquid; an electric control device for controlling the automated egg crisp frying equipment; the egg liquid in the egg liquid tank flows into the frying pan through a pipeline, is fried into egg crisps through high temperature, and then flows into the oil-de-oiling and oil-storing device for de-oiling together with the oil liquid. The automated egg crisp frying equipment of the present invention has a simple structure and a high degree of automation, reduces the links of manual participation, and saves labor costs.

The utility model relates to the technical field of automobile aluminum alloy cover plate stamping, and disclose a kind of feeding mechanism for automobile aluminum alloy cover plate stamping, containing rack, feeding mechanism, automatic stacking feeding mechanism, suction cup feeding mechanism and step-by-step stamping feeding machine, rack has one layer frame and two layer frame, and is equipped with feeding station and two feeding stations.Feeding mechanism sends the cover plate of feeding station to feeding station, and automatic stacking feeding mechanism feeds the stacking cover plate of feeding station upwards, and suction cup feeding mechanism is adsorbed and transferred to step-by-step stamping feeding machine, and then the feeding machine is fed to stamping equipment, and multiple mechanisms realize automated process in cooperation, improve the feeding efficiency and stability.The utility model can realize continuous feeding, improve precision and degree of automation, and adapt to various specifications of cover plate, which is beneficial to improve efficiency and reduce cost.

The utility model provides an obstacle crossing carrying mechanism which comprises at least two transferring parts oppositely arranged in the first direction, the transferring parts are used for crossing obstacles to transfer to-be-carried equipment to a target station, each transferring part comprises a first stand column, a second stand column and a transferring guide rail, the first stand columns are arranged on the sides, close to the target station, of the obstacles, and the second stand columns are arranged on the transferring guide rails. The second stand column is arranged on the side, away from the target station, of the obstacle, the first end of the transfer guide rail is erected on the first stand column, the second end of the transfer guide rail is erected on the second stand column, and the to-be-transported equipment is movably arranged on the transfer guide rail. The first stand column is arranged on the side, close to the target station, of the obstacle, and the second stand column is arranged on the side, away from the target station, of the obstacle, so that the to-be-transported equipment can cross the obstacle when moving on the transfer guide rail, the carrying process of the to-be-transported equipment can be optimized, and links and steps of disassembling and assembling line bodies near the target station are reduced; therefore, the carrying workload of to-be-transported equipment can be reduced, and the carrying time of the to-be-transported equipment is shortened.

The invention relates to the field of municipal road repairing equipment, and discloses a municipal asphalt road repairing device which comprises a vehicle body, a chain type driving mechanism is arranged in the vehicle body, a crawler type walking mechanism is arranged at the output end of the chain type driving mechanism, and an elastic crawler block is fixedly connected to the outer wall of a crawler of the crawler type walking mechanism; a motor is fixedly connected to the front end of the interior of the vehicle body, a rotating shaft is fixedly connected to the output end of the motor, a sweeping assembly is arranged on the outer wall of the rotating shaft, a spraying assembly is arranged in the middle of the vehicle body, a heating assembly is arranged on the rear side of the interior of the vehicle body, and a tamping assembly is arranged at the rear end of the interior of the vehicle body. A plurality of functional modules such as sweeping, spraying, heating and tamping are integrated, efficient linkage of all the components is coordinated through the microprocessor, manual participation links are reduced, tedious steps in a traditional repairing method are avoided, and the repairing time is greatly shortened.

Embodiments of the present application provide a diopter detection method, device, host computer and system. The method is applied to the host computer. An imaging device connected to the host computer includes a liquid lens to be detected. The imaging device is configured to capture an image of a mark board by the liquid lens. Different positions of the mark board are provided with different marks. The method receives an image captured by the imaging device when the liquid lens is at different adjustment parameters. Then, a target mark in the image is determined. The clarity of the target mark is greater than that of other marks in the image. The diopter of the liquid lens at different adjustment parameters is determined based on the position of the target mark in the three-dimensional space. The method does not need to additionally configure a focal length instrument, thereby reducing the cost required for diopter detection. The method is implemented by the host computer, thereby reducing the manual participation link and improving the accuracy of diopter detection.

This invention relates to a phased array antenna subarray, comprising an external interface layer, a beamforming network layer, an amplitude and phase multifunction layer, a low-noise amplifier (LNOA) layer, and an antenna layer. The antenna layer and the LNOA layer are disposed on a first metal-based PCB board, while the amplitude and phase multifunction layer, the LNOA layer, and the antenna layer are disposed on a second metal-based PCB board. The bottom layer of the first metal-based PCB board and the top layer of the second metal-based PCB board are connected together, achieving integrated encapsulation of the external interface layer, beamforming network layer, amplitude and phase multifunction layer, LNOA layer, and antenna layer. Both the first and second metal-based PCB boards are provided with multiple grounding and heat-conducting vias. This invention enables the phased array antenna to be lightweight, small, and thin while also possessing excellent heat dissipation and good scalability, allowing for expansion of the number of elements and frequency bands.

The application relates to the technical field of cellulose derivative preparation, and discloses crosslinked sodium carboxymethyl cellulose and a preparation method thereof. The crosslinked sodium carboxymethyl cellulose is prepared from sodium carboxymethyl cellulose as raw material by adopting a disulfide crosslinking agent-epoxy chloropropane composite crosslinking system, and through raw material pretreatment, phosphoric acid catalytic activation, microwave-ultrasonic synergistic crosslinking, pH adjustment and anhydrous ethanol post-treatment. The composite crosslinking system forms a double crosslinking network, the microwave-ultrasonic synergistic strengthening reaction is uniform, and an additional impurity removal step is not needed. The application simplifies the process, reduces the cost, and the product has high light transmittance, large viscosity, excellent swelling degree and good substitution uniformity, and can be used for high polymer materials.