15results about How to "Reliable way" patented technology

The invention discloses a small molecular monomer containing azobenzene and ferrocenyl as well as a synthesis method and application thereof, and the synthesis method comprises the following steps: step 1, obtaining alkynyl functionalized azobenzene from 4, 4 '-dihydroxyazobenzene; step 2, carrying out a click reaction on the ferrocenecarboxylic acid-3-azidopropyl ester and the alkynyl functionalized azobenzene through CuAAC, so as to obtain ferrocene functionalized azobenzene; and 3, carrying out a substitution reaction on methacryloyl chloride and ferrocenyl functionalized azobenzene to obtain the small molecular monomer containing azobenzene and ferrocenyl. The synthesized monomer can be conveniently copolymerized with other functional monomers, so that a water-soluble polymer with a clear and uniform structure is obtained. The polymer can be used as a Fenton reagent, efficiently kills tumor cells through an oxidative stress mechanism, and is applied to chemodynamic therapy of tumors.

The application discloses an alumina carrier and a preparation method and application thereof. The method comprises the following steps: using at least two kinds of alumina dry glue powders with different peptization indexes as raw materials, and then performing mixing and / or rolling, forming, drying and calcining to obtain a final alumina carrier, wherein the difference between the peptization indexes of the two kinds of alumina dry glue powders is 10-90%, preferably 15-80%, and further preferably 15-75%. The alumina carrier has high strength, suitable pore channels and specific surface area, and is suitable for preparing heavy distillate oil hydroprocessing catalysts.

The invention provides a sidecar mode communication method and communication system based on a divide-and-conquer idea, and belongs to the technical field of communication. The method is applied to communication between equipment hosts, the equipment hosts comprise a first equipment host and a second equipment host which communicate with each other, and the first equipment host and the second equipment host are respectively provided with main service processes which are independent from each other and a message bus service process used for communicating with an external equipment host. The main business process is communicated with the message bus service process in a side vehicle mode, the main business process is used for processing various applications of equipment, and the message bus service processes of the first equipment host and the second equipment host are communicated with each other through a message bus. The method has the beneficial effects that each machine is self-managed, and peer-to-peer connection between equipment is realized by utilizing deployment of a side vehicle mode and bus service, so that the communication reliability and performance of the equipment are improved.

The present invention relates to a method, device and system for detecting smart home appliances on an assembly line. The method comprises: after the smart home appliance is powered on, detecting whether the communication serial port between the electric control module and the WIFI module in the smart home appliance is normal and whether the radio frequency performance of the WIFI module is normal; if the communication serial port is normal and the radio frequency performance is normal, receiving the infrared signal emitted by the infrared probe, extracting SN information from the infrared signal, and writing the SN information into the WIFI module; after executing the write operation, controlling the smart home appliance to start up, and displaying the detection result on the display panel of the smart home appliance. In the present invention, the test computer sends the SN information to the infrared module, which is not affected by the network environment, and can avoid the problem of the detection rhythm of the entire assembly line being disrupted due to network delay.

The invention discloses a preparation method and application of a chromium-doped fullerene C20 catalyst. According to the invention, fullerene C20 is used as a carrier, chromium atoms are efficiently introduced into a carbon cage structure of fullerene C20 through chemical doping, and a stable active center with a strong electron coupling effect is successfully constructed. The method specifically comprises the following steps: dispersing fullerene C20 in toluene, carrying out ultrasonic treatment, adding chromium trichloride, carrying out a doping reaction under nitrogen protection, and carrying out centrifugation, washing and drying to obtain the target catalyst. The catalyst shows excellent performance in the reaction of catalyzing carbon dioxide hydrogenation to prepare formic acid, under the mild condition, the highest carbon dioxide conversion rate can reach 90.2%, the highest formic acid yield can reach 92.6%, and the catalytic activity retention rate is still 91.7% or above after the catalyst is recycled five times. The process is simple, the prepared catalyst has the advantages of high activity, high selectivity and high stability, and a new material is provided for efficient resource utilization of carbon dioxide.

The utility model belongs to the field of data transmission devices, and discloses a multi-hardware data collection connecting device, which comprises a socket, an inner side of the socket is provided with a plug cavity, and a pin is arranged in the plug cavity; the plug is matched with the insertion cavity, a jack is formed in the plug, a lantern ring is installed in the jack, the pin is inserted in the lantern ring, and a stepped groove is coaxially formed in the end, close to the socket, of the jack; the pressing cylinder is matched with the stepped groove, the pressing cylinder is fixed in the insertion cavity and coaxially arranged outside the insertion pin in a sleeving mode, an abutting cavity is formed in the inner side of the pressing cylinder and comprises a circular transition section and a conical abutting section, the transition section is located at the end, close to the socket, of the pressing cylinder, and the inner diameter of the transition section is larger than the outer diameter of the lantern ring; the inner diameter of the side, away from the lantern ring, of the abutting section is smaller than the outer diameter of the lantern ring, and the lantern ring penetrates through the transition section and abuts against the abutting section. When the pressing cylinder is inserted, the lantern ring is pressed, so that the lantern ring can be stably pressed on the contact pin, and the communication state is stably kept.

The application discloses a pre-treatment method of carbon baking filler for aluminum, aiming at controlling the migration and accumulation of iron impurities from the filler, comprising the following steps: S1, screening the filler to be treated according to the particle size, and separating the filler into at least two different particle size intervals, wherein the particle size of the filler in at least one particle size interval is less than 2 mm; S2, performing air separation purification on the filler with a particle size less than 2 mm to remove iron-containing particles; S3, sequentially performing weak magnetic separation treatment and strong magnetic separation treatment on the filler in each particle size interval obtained in the step S1 to remove iron-containing impurities; S4, performing acid treatment on the filler after the air separation purification and the magnetic separation treatment to remove an iron oxide film attached to the surface of the filler particles; and S5, uniformly mixing the filler in each particle size interval after the treatment according to the original mass proportion before the screening.

The embodiment of the utility model discloses an overcurrent protection circuit and an aerosol generating device, and the overcurrent protection circuit comprises a load circuit which comprises a load and a switch branch; the load circuit is provided with a first output end for outputting a first voltage; the voltage comparator is provided with a first input end for receiving the first voltage, a second input end for receiving the reference voltage and a second output end electrically connected with the control end of the switch branch; the voltage comparator is configured to output an enable signal based on the comparison of the reference voltage and the first voltage when the load is over-current, so that the switch branch disconnects the connection between the load and the power supply; the reference voltage source is used for providing reference voltage for the first input end when the load is in an off state; wherein the voltage comparator is further configured to output an enable signal based on the comparison of the reference voltage and the reference voltage, so that the switch branch is maintained in an off state. By means of the mode, overcurrent protection of the load circuit is achieved, and the overcurrent protection is locked.

The present invention relates to a material conveying channel and working method for processing door and window profiles, comprising a roller assembly, a first guide rail assembly and a second guide rail assembly arranged in parallel, wherein the first guide rail assembly is movably connected to a discharging gripper, and the second guide rail assembly is movably connected to a feeding gripper; the roller assembly comprises a plurality of horizontal rollers and vertical rollers arranged in parallel, wherein a vertical surface formed by the plurality of vertical rollers is perpendicular to a plane formed by the plurality of horizontal rollers, and the space formed is used to accommodate profiles; the discharging gripper comprises a discharging bracket, wherein a horizontal clamping plate moving in a horizontal direction and a vertical pressing plate moving in a vertical direction are provided on the discharging bracket, wherein the horizontal clamping plate approaches or moves away from a vertical surface formed by the plurality of vertical rollers, and is used to clamp the profiles in a horizontal direction, and the vertical pressing plate approaches or moves away from a plane formed by the plurality of horizontal rollers, and is used to press the profiles in a vertical direction. The discharging gripper is enabled to cope with profiles with greater differences in shape and size, and to achieve a more reliable clamping action.

The invention relates to a cable tie tensioning device and a tension feedback method of the cable tie tensioning device, the cable tie tensioning device comprises a tensioning mechanism, a first support, a second support and a tension sensor, the tensioning mechanism is used for receiving and stretching the tail of a cable tie bundled on a fixed bundled piece, and the tension sensor is used for sensing the tension of the cable tie. The first support is connected to the second support in a sliding mode, the second support is fixedly arranged relative to a bundled piece, the tensioning mechanism is installed on the first support, and the two ends of the tension sensor are connected to the first support and the second support respectively. According to the invention, the numerical value of the pulling force applied to the ribbon by the tensioning mechanism can be accurately and intuitively obtained, the tensioning degree of the ribbon can be accurately judged, whether the step of automatically binding the ribbon by the ribbon tensioning device is qualified or not can be easily known, and the working efficiency is improved. And the degree of tightness of automatic binding of the binding belt by the binding belt tensioning device can be more accurately controlled.

The invention relates to a quick gantry device of a double-mold pattern cloth cutting machine, which comprises two gantries, each gantry is provided with a ball screw linear module, and a cloth cutting port is formed between the two gantries; a first supporting seat and a second supporting seat are arranged on the two sides of the top of the gantry respectively, threaded holes are formed in the first supporting seat and the second supporting seat, one end of a positive and negative tooth lead screw is arranged in the threaded hole of the first supporting seat, and the other end of the positive and negative tooth lead screw penetrates out of the threaded hole of the second supporting seat to be fixedly connected with a power output shaft of a motor. The positive and negative tooth screw rod synchronously rotates along with the rotation of a power output shaft of the motor; a first nut and a second nut are correspondingly arranged on two sections of threaded parts with different screwing directions in the positive and negative thread lead screw respectively, the first nut is fixed with the lower die, and the second nut is fixed with the upper die; according to the embossing device, the upper die and the lower die move forwards and backwards to achieve embossing operation on cloth, and different patterns can be pressed by replacing different upper dies and lower dies.

The invention relates to the technical field of chemical synthesis, and particularly discloses an indolizine compound and a preparation method thereof. The structure of the indolizine compound is shown as a formula (I). The invention provides a preparation method of an indolizine compound based on a one-step addition reaction. The method has the outstanding advantages of mild reaction conditions, simple operation steps and the like, and effectively overcomes the common problems of tedious steps, harsh conditions and the like in the existing synthesis route. The establishment of an efficient synthesis route provides a reliable way for rapidly preparing indolizine derivatives with novel structures in a large scale, so that a solid material foundation is laid for deeply exploring brand new application of the compounds in the fields of drug discovery, material science and the like. The series of novel indolizine compounds with potential excellent biological activity provide a new opportunity for discovery of innovative drug lead compounds and development of novel functional materials, and have important research value and wide application prospects. Formula (I).

The invention relates to the technical field of crane collision prevention, and discloses a crane collision prevention device based on a laser sensor and an operation technology thereof.The device comprises a base and a supporting frame arranged on the base, the supporting frame comprises two supporting rods, a bracket, a locking plate and a reinforcing rod, and the two supporting rods are perpendicularly arranged on the base; a bracket is connected between the tops of the two supporting rods, one side of the bracket is rotationally connected with the supporting rods on the two sides through bolts, the bottom of the other side of the bracket is connected with two arc-shaped locking plates movably connected with the reinforcing rods, and the two reinforcing rods are obliquely arranged between the sides, connected with the bracket, of the supporting rods and the base. The bracket can mount and fix the laser sensor, can rotate to adjust the angle and can adjust the height of the bracket, so that the angle requirement during measurement is met, the displacement state of the crane in the using process is conveniently monitored in real time, and collision accidents caused by movement of the crane are avoided. The bracket is provided with the lock hole in the lock plate, angle adjustment is convenient, fixing is achieved through the locking bolt, and the mode is reliable.

The invention provides a road early warning method and device based on the Internet of Vehicles, electronic equipment and a storage medium, and relates to the technical field of the Internet of Vehicles, the method comprises the following steps: receiving positioning information and operation data of a first vehicle, the operation data being used for representing an action made by the first vehicle; determining a first preset operation range of a road section indicated by the positioning information; when the first preset operation range does not include the operation data, marking the road section as a monitored road section; in response to detection of a second vehicle not less than the reference quantity value in the reference time period, determining that the monitored road section is an abnormal road section, the second vehicle being a vehicle whose operation data exceeds a second preset operation range when passing through the monitored road section, the first preset operation range including the second preset operation range; and according to the abnormal road section, early warning is sent to the vehicle driving to the abnormal road section. The mode is not limited by a driver, and the mode of determining the road section abnormity through abnormal operation of a plurality of vehicles in a continuous period of time is more accurate and reliable.

An automatic forming machine for gold decoration polygonal hollow filaments comprises a machine frame, a feeding assembly, a clamping assembly, a bending assembly, a forming assembly, a bearing table and an automatic control system, and the feeding assembly, the clamping assembly, the bending assembly, the forming assembly, the bearing table and the automatic control system are arranged on the machine frame. The clamping assembly is arranged on the front side of the rack, the bending assembly is arranged on the front side of the rack and located below the clamping assembly, the forming assembly is arranged on the front side of the rack and surrounds the clamping assembly, the bearing table is arranged on the front side of the rack and located below the bending assembly, and the automatic control system is arranged in the rack and is in signal connection with all the assemblies. According to the multi-angle filament forming machine, the gold filaments are fed, clamped and bent through the design of the assemblies which operate automatically in a matched mode, the multi-angle filaments are finally formed, compared with a conventional manual machining mode, the production efficiency is improved, and meanwhile the automatic forming mode is more stable and reliable; the utility model has the advantages of strong practicability and strong popularization significance.