116results about How to "Avoid risk factors" patented technology

The invention relates to active passive knuckle arm type measuring robot. It includes I, II, III, IV, and V shaft assemblies. Its features are that each shaft assembly is set actuator and active passive switching unit; encoder used to measure output corner is connected with the output axis. The invention has high measuring accuracy, can actively process trace plan. The encoder can collect final moving corner for each knuckle axis to avoid mechanical error between step motor and harmonic reducer. The invention can be widely used in various products measuring and detecting.

The invention relates to small-sized caterpillar type inspection robot system for dangerous cable tunnel environment, which comprises a movable platform, an upper cover, a gas sensor box, a data transmission antenna, an image transmission antenna, a thermal camera tripod head, an ultrasonic sensor, a wireless monitoring device, a control box, a control unit and an operation panel, wherein the movable platform comprises a front guide belt wheel, a locking bolt, a swinging arm, a first tension bolt, a front load-bearing wheel, a second tension screw, a middle guide wheel, a caterpillar, a rear load-bearing wheel, a worm speed reducer, a swinging arm motor and a driving motor. Compared with the prior art, the system overcomes the drawbacks of the prior cable tunnel inspection technology, avoids dangerous factors caused by manual inspection, simplifies the robot mechanism and provides a simple, high-efficiency and reliable mechanism for cable tunnel inspection.

The invention relates to a vehicle fault diagnosis device, which comprises a connector part that inputs the sensor data and fault code data of a vehicle from the OBD-II connector of the vehicle through a data cable; a microprocessor that comprises a control part and a memory part and calculates and processes data input by the connector part; a displayer part and an audio output part that output the data calculated and processed by the microprocessor in a pictorial and audio way; a first serial port that is connected with a wireless communication module so as to transmit the data output from the microprocessor and to receive external data; and a second serial port that is connected with an external device so as to transmit the data output from the microprocessor and to receive external data; an external memory slot used for storing the data output from the microprocessor into an external memory. According to the structure, abnormal situation of the vehicle in an initial stage can be found, thus preventing the fault expansion of other parts, reducing maintenance cost, and guarding in advance against risk factors brought to the running of the vehicle and driver.

The invention aims at a composition for preventing or ameliorating multiple risk factor syndrome involving visceral fat-type obesity, diabetes mellitus, hyperlipemia and hypertension, which comprises at least one member selected from the group consisting of a licorice hydrophobic extract, a turmeric extract, a clove extract, and a cinnamon extract.

The invention discloses a reverse dragging device for construction of dragging a large-span steel braced girder. The reverse dragging device comprises a temporary support and a winch, wherein the temporary support is provided with a slide way with a groove-shaped cross section, a crawler-type conveyor capable of sliding along the slide way is arranged in the slide way, the steel braced girder is arranged on the crawler-type conveyor, the upper portion of the front end of the temporary support is provided with a fixed pulley block, and a hauling cable wound on the winch bypasses the fixed pulley block and is connected with the front end of the steel braced girder via a movable pulley block. The reverse dragging device for the construction of dragging the large-span steel braced girder is simple in structure, reasonable in design, good in bearing performance, safe, reliable, high in construction efficiency, high in practicability and worthy of popularization and application.

The invention relates to a cable laying method, in particular to a mechanical laying method for a large-section overhead cable. A dragging machine is used as dragging power; and in a process of laying the cable, a cable pulley can convey the cable at high altitude under the assistance of a gravity self-locking type cable hanging pulley. By the mechanical laying method for the large-section and large-mass overhead cable, the large-section and large-mass overhead cable can be laid in place at high altitude in a mechanical dragging manner at one time, so that the aims of improving the cable laying construction efficiency, reducing the engineering and construction cost, improving the engineering quality and reducing the safety risk are fulfilled.

The invention provides an emptying frame, comprising a fixed base. The fixed base is provided with a first moving frame for adjusting the positions of coiled materials in a sliding manner; one end part of the first moving frame is provided with a second moving frame in a sliding manner; the second moving frame is provided with a tightening wheel device for tightening the coiled materials; the other end part of the first moving frame is provided with a third moving frame in a sliding manner; the third moving frame is provided with a rotating drum which is provided with a tensioning wheel device for tensioning the coiled materials; the rotating drum is internally sheathed with a tensioning screw rod for manually adjusting the tensioning force to the coiled materials; the tensioning wheel device can be adjusted by the tensioning screw rod so as to be suitable for the coiled materials with different sizes; and the emptying frame is also provided with a motor capable of emptying the coiledmaterials automatically. In the emptying frame, the bearing performance is good, the coiled materials can be automatically emptied, so that the working efficiency is improved and the noise caused by using hydraulic pressure is avoided. The emptying frame can be applicable to products with different sizes and can be widely applied.

A method for recovering base materials in classification by thermally cracking organic polymer mixtures and a device thereof; the device mainly comprises a reaction furnace, a reactant transmission fixing frame, a water-gas leading-in device, a reaction furnace waste gas outlet, a reaction furnace pressure control meter, a movable reaction frame, an automatic gas expansion device, a safe discharging device, a waste gas condensing and recovering device, a condensing compression tube, a condensing spraying device and a waste gas treating device, etc.; the method mainly uses molten inorganic salt to thermally crack organic polymers to separate base materials in the mixed high polymer materials easily, so as to classify easily, obtain the base materials with a large area (volume) and improve reuse capacity without breaking characters of the original base materials, moreover, the method can obtain the purposes of reducing energy and carbon consumption and preventing pollution, and providing a method for treating waste of organic polymers, a base materials classifying method and a device thereof.

The invention relates to the technical field of preparation of titanium dioxide pigments, and particularly relates to a method for preparing titanous ions by acidifying and then electrolytically reducing metatitanic acid. The method comprises the following steps of: firstly acidifying the metatitanic acid; then electrolyzing to prepare a titanous solution; and finally adding the obtained titanous solution to the raw material metatitanic acid to reduce ferric iron into ferrous iron, and then washing. Compared with the traditional method, the method disclosed by the invention is unnecessary to add the aluminum powder, reduces the usage amount of sulfuric acid, simplifies the production process, saves the production cost and has the advantages of environment protection, safety, easiness for operation, low content of aluminum contained in products and product quality enhancement.

A passenger car rollover warning method based on tire pressure monitoring. First, the tire pressure P1 and P2 of the tires on both sides of the front axle of the car are collected in real time; a maximum absolute value ΔP of the tire pressure difference between the two sides is preset. max And the maximum rate of change of tire pressure F max ;Real-time monitoring and statistics of the tire pressure of the tires on both sides, and analyze the real-time absolute value of the pressure difference ΔP=|P1‑P2|, and the change rate F of the tire pressure of the tires on both sides 1 = dp / dt, F 2 =dp / dt; judgment ΔP≥ΔP max , F 1 ≥F max and F 2 ≥F max , when ΔP≥ΔP max or F 1 ≥F max or F 2 ≥F max Then it is determined that there is a danger of the vehicle body rolling, and at the same time a warning signal and an engine compulsory control signal are output.

The invention discloses a simulation early warning platform and monitoring system for dark spots on an electric transmission line. The simulation early warning platform and monitoring system for the dark spots on the electric transmission line consists of a ledger data management module, a report import and export module, a dark spot monitoring functional module, a mobile phone map navigation module, a vehicle-mounted map navigation module and a polling vehicle positioning and monitoring module. According to the simulation early warning platform and monitoring system for the dark spots on the electric transmission line disclosed by the invention, line polling personnel can conveniently register discovered conditions of the dark spots on the line in the platform in time, and early warning information is set, and thus, managers at different levels can conveniently monitor development situations of the dark spots on the line, and therefore, the work efficiency of grass-roots staffs is greatly improved, and the work cost is effectively reduced. By establishing a map scene display platform, objects, such as the electric transmission line, the dark spots and the like, are graphically displayed, so that monitoring personnel can more visually know the condition of the electric transmission line and the distribution situation of the dark spots, and therefore, potential dangerous factors on the electric transmission line are effectively prevented, the safety and the reliability of the line are ensured, and the power distribution reliability of power enterprises is improved.

The invention discloses a safe energy-saving gas cooker, which comprises an ejector, a porous plate, a tray and a cooker-pan body, wherein the cooker-pan body is placed on the table surface of a cooker seat, a convex-edge body is manufactured at the outer side at the head of the ejector, and the convex-edge body is fixedly connected with the inner surface of the cooker-pan body; the middle of the ejector is matched with a small-fire passage in a penetrating way, and the space of an inner cavity of the ejector positioned at the outer side of the small-fire passage is arranged into a main-fire passage; one lateral surface at the lower part of the ejector is matched with a main-fire gas-mixing chamber, and the main-fire gas-mixing chamber is communicated with the main-fire passage; the lower part of the small-fire passage extends out of the bottom end of the ejector, and the lower part of the small-fire passage is matched with a small-fire gas-mixing chamber; through gas-pipeline thinning and bending measures, the generation of dangerous factors is avoided, and the thoroughness of burning is realized; the fixation and the fastening for the position of the ejector are the keys for keeping the gas tightness of products; an ignition device is installed at the axle-center position of a gas ejector, so that the burnout by a main fire is avoided, the igniting speed is high, and the safe energy-saving gas cooker is convenient to maintain and install; and a plurality of fire-spraying holes are arranged on a burning plate, so that flames can not be tempered.

The present invention relates to a high-yield environment-friendly oxygen oxidation method for synthesis of accelerator DPG. The method comprises: (1) preparation of an intermediate diphenyl thiourea; (2) synthesis of a target product accelerator DPG; (3) recovery of part of the solvent and recrystallization of the product; and (4) removal of the remaining ethanol by filtration, and drying and crushing to obtain the product. The preparation process of the present invention prepares diphenyl thiourea at low pressure, avoids the risk factor of high pressure reaction; the insolubility of diphenyl thiourea in carbon disulfide is taken into consideration that carbon disulfide is used as solvent to improve the conversion rate of the raw material aniline, increase the yield, avoid generation of wastewater, and benefit the environment.

The invention discloses a method for preparing a 2-phosphonic acid ester base-1, 3-dicarbonyl derivative. A 1, 3-dicarbonyl derivative and trialkyl phosphite ester are used as starting materials, and a great variety of raw materials are easy to obtain. Varied types of products are obtained through the method, can be directly used, and can also be used for other further reactions. In addition, the reaction is performed in air, the condition is mild, the reaction time is short, the target product yield is high, pollution is small, the reaction operation and aftertreatment process is simple, and the method is suitable for industrial production.

The invention discloses a telescopic follow-up control method and a system of a suspension arm. The method comprises the steps of: detecting whether the position of a latch pin mechanism is located in a high speed moving region or a low speed moving region when a telescopic oil cylinder drives the latch pin mechanism to move; obtaining the high speed moving speed required by the latch pin mechanism in the high speed moving region, and obtaining the low speed moving speed required by the latch pin mechanism in the low speed moving region; calculating a matched rotating speed N required for driving the engine of the telescopic oil cylinder according to the high speed moving speed or the low speed moving speed of the latch pin mechanism; and setting the matched rotating speed N as the current rotating speed of the engine. According to the embodiment of the invention, the matched rotating speed N required for driving the engine is calculated according to the moving speed of the latch pin mechanism and the rotating speed of the engine is intelligently and accurately adjusted to be the matched rotating speed N, so that the rotating speed of the engine is matched with the expansion speed of the latch pin mechanism, thereby avoiding the risk factors caused by manual operation errors and improving the working efficiency.

The invention relates to a hydrogenation method for preparing hydrogen peroxide by adopting an anthraquinone process. The hydrogenation method comprises the following steps: introducing gas containing hydrogen gas and an anthraquinone working liquid into a fluidized bed of solid particles containing a catalyst, wherein the hydrogenation pressure is 0.15-0.35MPa, and the hydrogenation temperature is 40-75 DEG C; and keeping bubbles or turbulent flow in the fluidized bed in the hydrogenation process, wherein the total linear speed of the hydrogen-containing gas is 2-30cm / s, the hydrogen gas accounts for 40-100% of the total volume of the gas, and the rest is nitrogen gas, the concentration of a settling bed of the fluidized bed is not lower than 0.3g / cm<3>, the solid particle density in the fluidized bed is less than 0.3g / cm<3>, the particle size distribution range is 20-300 microns, the concentration of anthraquinone in the anthraquinone working liquid is 120-200g / L. After the hydrogenation method disclosed by the invention is adopted, the production efficiency can be improved by 40% on the basis of an existing domestic fixed bed hydrogenation method; risk factors in the production are substantially solved from the production principle and the production process, so that the product concentration is improved to over 40% from 30%; main product quality indexes such as the content of organic carbon and the content of nonvolatile matters are better than the quality indexes of a product produced by adopting a fixed bed process.

The invention discloses a rotational molding die, and a rotational molding method. According to the rotational molding die, a first part mold cavity is arranged in an upper thermal conductive template; a second part mold core is arranged in a lower thermal conductive template; each mold cavity assembly comprises a mold cover and a second part mold cavity detachably connected with the lower part of the mold cover; when a first part is inserted into a mold cover, a sealed second part die cavity is formed by the first part, the mold cover, and a corresponding second part mold cavity; the movable tray is connected with the lower thermal conductive template, and is fixedly provided with a plurality of the mold cavity assemblies, and the first parts are inserted into the mold cavity assemblies. According to the rotational molding method, rotational molding of second parts is realized, and synchronous automatic bonding of the second parts with corresponding first parts can be realized, so that subsequent bonding assembling procedures are avoided, adverse influences of binders on products are avoided, the mold cavity assemblies containing the products can be moved out of the rotational molding die for cooling at the same time, the temperature of the rotational molding die is maintained to be a rotational molding temperature, repeat temperature increasing after die cooling is avoided, molding period is shortened greatly, production cost is reduced, and production efficiency is increased.

The invention aims at a composition for preventing or ameliorating multiple risk factor syndrome involving visceral fat-type obesity, diabetes mellitus, hyperlipemia and hypertension, which comprises at least one member selected from the group consisting of a licorice hydrophobic extract, a turmeric extract, a clove extract, and a cinnamon extract.

The invention discloses a method and a device for recycling substrates by thermally cracking wasted printed circuit boards. Through the method and the device, combustion is avoided in a thermal cracking process and treatment safety is enhanced mainly by adding the introduction of water (vapor) in a reaction process and creating a completely-sealed low-pressure treatment environment; and by condensing and purifying organic gases to form reusable fuels or industrial chemicals, the treatment cost is reduced, recycling values are increased and a plurality of benefits, such as safe treatment devices and the like, can be created; therefore, the method and the device are of great industrial utilization value.

The invention discloses an automatic rail cable machining device which comprises a fixed base plate, a left motor support, a right motor support, two motors and a hauling mechanism, wherein a left baffle provided with an adjusting threaded hole is fixed on the outer side of the left motor support, a right baffle provided with an adjusting threaded hole is fixed on the outer side of the right motor support, a left connecting plate provided with a driving threaded hole is fixed on the outer side of the left baffle, a right connecting plate provided with a driving threaded hole is fixed on the outer side of the right baffle, the left connecting plate and the right connecting plate are located between two linear guide rails, a ground groove is formed in the end face, opposite to the left baffle, of a left fixed base, a ground groove is formed in the end face, opposite to the right baffle, of a right fixed base, two springs are mounted on screws of two limiting bolts in a sleeved mode respectively and located between the left fixed base and the left baffle and between the right fixed base and the right baffle respectively, a left oiling groove and a right oiling groove are formed in a shield, and the left oiling groove and the right oiling groove are located over a left round cutting piece and a right round cutting piece respectively. According to the automatic rail cable machining device, cutting depth can be adjusted dynamically, parameters can be adjusted flexibly by operators according to the characteristics of products and working conditions, generality is high, a cable core is further effectively protected, and danger factors existing in manual or mechanical cutting are also avoided.

The invention relates to a water-cooling wall pipe replacing process. The process includes the following steps that (1) a boiler is shut down and subjected to blocking till a manhole door can be opened, a leaking pipe in a water-cooling wall is checked, and a gap is formed in corresponding position of the water-cooling wall through gas cutting; (2) a leaking pipe section of the pipe is cut off; (3) fins at the two ends of the remaining non-leaking pipe are cut apart, a hot bending method is used for bending the two ends of the pipe, and the pipe is pulled out from the gas-cut gap in the boiler; and (4) standby pipes are connected with the two ends of the pulled-out pipe, and the pipe replacing process is completed. Compared with the prior art, pipe replacing rush-repairing work can be completed outside the boiler, an operator does not need to enter a hearth, and thus safety is improved and cost is lowered.

The invention relates to a blockchain generation system for electric energy meter field inspection. The blockchain generation system comprises a data cache module, a GPS positioning module, a data processing module and a calibrator data interaction module which are arranged in an electric energy meter field calibrator, and a client data interaction module arranged in a blockchain client, wherein the data cache module, the GPS positioning module, the data processing module and the calibrator data interaction module are arranged in the electric energy meter field calibrator. The invention further relates to a blockchain generation method for electric energy meter field inspection. The method comprises the steps of obtaining data information; packaging the acquired data information into a standard data packet and carrying out self-calibration; and authenticating the self-calibrated standard data packet. According to the invention, the defects of the field calibration work of the current electric energy meter are effectively solved, digital office, data closed loop and safe and stable test information storage environment are realized in the whole process, the whole test process can bequeried and traced, a user can accept a test result, and the trust degree between companies and users is improved.

Combinations of one or more anti-obesity drugs with mixtures of an omega-3 fatty acid formulation containing about 90% or more omega 3 fatty acids by weight comprised of a combination of Eicosapentaenoic acid (EPA), Docosapentaenoic acid (DPA) and Docosahexaenoic acid (DHA) in a weight ratio of EPA:DHA of from 5.7 to 6.3, wherein the sum of the EPA, DHA and DPA comprise about 82% by weight of the total formulation and about 92% of the total omega 3 fatty acid content of the composition for the reduction of body weight in cardiovascular disease patients (CVD) and diabetics.

The invention discloses an accounting teaching system based on a virtual technology. The accounting teaching system comprises a processor; a data information storage module, a data information storage module; an accounting instance application module; a problem setting module which is used for collecting the problems and the resistance information encountered by the accounting major in actual operation; a data conversion storage module; and a virtual interaction module which comprises a virtual scene setting module which fuses and converts the data forms converted by the data conversion and storage module into the interactive virtual animations; a virtual character setting module; a virtual operation module which calls an article in the scene or replaces the virtual scene according to the instruction when receiving a voice instruction; and a virtual voice module which receives the voice inputted by the student from the voice input end and converts the voice into a corresponding voice instruction. According to the present invention, the virtual practice scene is built and is combined with the accounting practice of the students, so that the trouble and some dangerous factors of the outgoing practice are avoided, the enthusiasm of the student practice is improved, and the useful experience is obtained.

The invention discloses a cable protective metal sleeve peeling machine. The cable protective metal sleeve peeling machine comprises a base, a fixed bottom plate, a stand column fixed between the base and the fixed bottom plate, a left motor support, a right motor support and two motors. One of the two motors is installed on the left motor support, and the other motor is installed on the right motor support. Two sliding blocks are fixed to the lower surface of the left motor support in parallel, and two sliding blocks are fixed to the lower surface of the right motor support in parallel. Two linear rails are arranged on the fixed bottom plate in parallel. The linear rails are sequentially embedded into grooves of the sliding blocks of the left motor support and grooves of the sliding blocks of the right motor support respectively. A left baffle with an adjusting screw hole and a right baffle with an adjusting screw hole are fixed to the outer side of the left motor support and the outer side of the right motor support respectively. A left connecting plate with a driving screw hole and a right connecting plate with a driving screw hole are fixed to the outer side of the left baffle and the outer side of the right baffle respectively. The left connecting plate and the right connecting plate are located between the two linear rails, and the driving screw holes are located below the left motor support and the right motor support respectively. According to the cable protective metal sleeve peeling machine, the problem that protective metal layers are difficult to cut and peel in the metal sleeve cable detection, connection and installation processes is solved, the peeling efficiency is improved, and the long protective metal layers are peeled.

The present invention provides a kit for the dietary management of cardiovascular patients with cardiovascular disease who are deficient in blood Eicosapentaenoic acid (EPA) and Docosahexaenoic acid (DHA) levels, the kit including a diagnostic assay for determining blood levels of EPA, DHA and Docosapentaenoic acid (DPA) and a pharmaceutical grade prescription medical food omega-3 fatty acid formulation containing about 90% or more omega 3 fatty acids by weight including a combination of EPA, DPA and DHA in a weight ratio of EPA:DHA of from 5.7 to 6.3, wherein the sum of the EPA, DHA and DPA are about 82% by weight of the total formulation and about 92% of the total omega 3 fatty acid content of the composition. The kit may further contain instructions for use of its components.

The invention discloses a preparation method for a 2-amidoformyl-1,3-dicarbonyl derivative. A 1,3-dicarbonyl derivative is used as an initiator, and raw materials are easy to obtain and have multiple kinds. Products obtained through the method have multiple types, can be used directly and can also be used in other further reactions. Besides, the method includes a small number of steps, so that material consumption is reduced, unit operation is reduced, pollution is reduced, and production cost is lowered; moreover, reaction conditions are mild, reaction time is short, yield is high, reaction operation and aftertreatment processes are simple, and the method is suitable for industrial production.

The invention discloses an intelligent power grid power transmission and distribution line construction safety real-time online monitoring cloud platform based on industrial artificial intelligence. The platform comprises the steps: dividing a power distribution line in a power transmission network into all sections of power distribution sublines, detecting the distance between all sections of power distribution sublines in the power transmission network, obtaining the radius of a power transmission line in the construction of the power distribution line in the power transmission network, analyzing the volume of the power transmission line constructed by each section of power distribution subline in the power transmission network, calculating the total gravity of the power transmission line constructed by each section of power distribution subline in the power transmission network, detecting the wind speed value and the wind direction angle around the construction of each section of power distribution subline in the power transmission network, analyzing the wind power borne by each section of power distribution subline in the power transmission network, calculating the comprehensive construction safety influence coefficient of each section of power distribution subline in the power transmission network, comparing and analyzing whether the construction of each section of power distribution subline is dangerous, and numbering each section of power distribution subline with dangerous construction to carry out voice early warning reminding, so that the construction safety of the power distribution subline in the power transmission network is improved, and the life safety of surrounding constructors is ensured.

The invention provides a slag harmless-treatment method and application of treated slag. The slag harmless-treatment method comprises the following steps: carrying out physical moving treatment on part of heavy metallic salts in slag, so as to reduce the content of manganese in the slag from 2.35%-5.76% to about 500 mg / L of manganese soaked in water, wherein such heavy metals as copper, lead, zincand chromium all meet the national standards; and then carrying out curing reduction treatment on the metals remaining in the slag, so as to restore the available metallic salts remaining in the slagto the water-insoluble state, achieve the curing of metal elements, and thoroughly achieve the harmless treatment of the slag. The cost of protein powder used in the slag harmless-treatment method islow, the use ratio is low, and the acquisition is easy; during the harmless production and treatment, the heating temperature is controlled to be 150-600 DEG C, the energy consumption is low, and theslag harmless-treatment method is applicable to the large-scale batch treatment; furthermore, sulfate in a washing solution can be recycled; and the harmlessly-treated slag can be used as a raw material, an additive and an auxiliary material in the aspect of building materials and the like, thereby generating great economic benefits.