57results about How to "Avoid being in" patented technology

The invention relates to an application method of an overhead type in-situ infrared analytic system. Gas enters into a reaction tube through a gas inlet and penetrates through a sample catalyst bed layer, the gas is reacted with the sample catalyst in the presence of an outer field or under the condition of no outer field, and the gas after reaction enters into a detection analyzer through a gas outlet tube; infrared light is irradiated to a reflector through a light inlet hole, enters into the sample catalyst through an infrared window after being reflected by the surface of the reflector and is reflected, refracted, scattered and absorbed for many times and returns to the surface of the reflector to form diffuse reflection infrared light; the light reflected from the surface of the reflector is irradiated to a spectra collection analyzer from a light outlet hole, and the spectra collection mode is a diffuse reflection mode; on the premise of not damaging the form of the sample catalyst, in situ spectral analysis on reaction with intervention of the outer field can be carried out, and meanwhile, the performance of the sample catalyst can be evaluated.

The invention discloses a method for combining an RAID. The method for combining the RAID is applied to a storage management software system. The method comprises the steps of displaying a three-dimensional view of a hard disk in a storage system after an instruction for adding an RAID group is received, wherein the three-dimensional view comprises the position of the hard disk, and the position of the hard disk corresponds to the actual physical position of the hard disk one to one; combining the RAID according to the three-dimensional view of the hard disk in the storage system. As is shown, by means of the method for combining the RAID, in the operation process of selecting the hard disk in the RAID group, the position of the hard disk can be clearly seen through the three-dimensional view of the storage system, which makes it convenient for a user to avoid that the selected hard disks are in the same node with purpose during selection, and the security of data is improved. Meanwhile, the process of selecting the hard disk in the RAID group is more visual, and the difficulty in deploying operation is lowered. The invention further provides a system for combining the RAID and the storage management software system, and the system for combining the RAID and the storage management software system have the same advantages.

The present invention relates to a method for changing a head rope and tail rope for a shaft, including the steps of changing the head rope and changing the tail rope; the step of changing the head rope includes the steps such as providing a new rope from a balance weight side wellhead to a cage side wellhead, separating the new head rope temporarily, providing a new rope below the wellhead, carrying out balance weight side heading and carrying out cage side heading; the time for changing the head rope and tail rope is significantly shortened, and vertical deviation of a board during driving is relieved since head rope changing sequence is changed; the tail rope is changed by winding stably at the wellhead and paying off from top to bottom, all rear heads of the tail rope are manufactured on a ground, staff is avoided being in a severe environment when making rope tail heads at the bottom, and operation safety is improved. The method also provides reduced continuous operation intensity for workers and better coordinated production.

The invention discloses an automobile stamping mechanism capable of automatically demolding and feeding. The automobile stamping mechanism capable of automatically demolding and feeding comprises a supporting plate, wherein supporting legs are fixedly arranged at the four corners of the lower surface of the supporting plate correspondingly; a material frame is fixedly connected onto the supporting plate; a stamping part is placed in the material frame; a mounting plate is mounted on the supporting plate; an air cylinder is mounted on the upper surface of the mounting plate; the lower end of the air cylinder penetrates through the lower surface of the mounting plate so as to be connected with a stamping plate; a die groove is formed in the lower part of the stamping plate and is formed in the upper surface of the supporting plate; and the upper end of a limiting supporting piece is arranged in the die groove. The automobile stamping mechanism capable of automatically demolding and feeding has the functions of automatic feeding and automatic demolding and discharging, limbs of workers can be prevented from being located below a stamping structure, then the working efficiency can be improved, and the workers can be prevented from being accidentally injured.

The invention discloses a detachable intelligent protection device for a lithium battery. The detachable intelligent protection device comprises a protection box, a cover plate is arranged in the upper end of the protection box, damping springs are distributed on the two sides of the inner bottom face of the protection box at intervals, a rectangular supporting plate is arranged above the inner bottom surface of the protection box, fixing grooves are formed in the two sides of the supporting plate, rectangular rotating grooves are fixedly connected to the two ends of one side face of each fixing groove, each rotating groove is rotationally connected with one end of one rectangular supporting rod through a pin shaft, arc-shaped limiting blocks are fixedly connected to the two ends of the two side walls in the protection box, the other end of each supporting rod is connected with the corresponding limiting block through a rotating shaft, the two ends of the top surface of the supportingplate are fixedly connected with supporting bases, a storage box is arranged above the top face of the supporting plate, a lithium battery is placed in the storage box, a water suction pump is arranged on the top face of the supporting plate, and a cooling water tank is arranged at the position, corresponding to one side of the water suction pump, of the top face of the supporting plate. Accordingto the invention, the safety of the lithium battery is improved, the heat dissipation efficiency is improved, and the lithium battery is effectively protected.

The invention relates to a control method and a control system of a variable-frequency air conditioner, the variable-frequency air conditioner. The method comprises the following steps that S1, the air conditioner is powered-on to stably run a minutes; S2, the indoor environment temperature Tc is detected; S3, when the air conditioner is in a constant-temperature refrigeration mode and the Tc is less than or equal to Tset 1, or the air conditioner is in a constant-temperature heating mode and the Tc is larger than or equal to Tset 2, the absolute value Te of the temperature difference betweenTs and Tc is calculated; S4, under the constant-temperature refrigeration mode, if the Te is less than or equal to T1 for continuous n times in a preset time period, then the Ts is increased to Ts', and the air conditioner is enabled to continuously run for b minutes, or under the constant-temperature heating mode, if the Te is less than or equal to T2 for continuous n' times in a preset time period, then the Ts is reduced to Ts", and the air conditioner is enabled to continuously run for b' minutes; and S5, after the air conditioner runs continuously for the b minutes, the Ts' or the Ts" is restored to the TS, and after the air conditioner runs c minutes, the S2 to the S5 are repeated. According to control method the of the variable-frequency air conditioner, the comfort level of a user is improved, and energy conservation is realized.

The invention provides a multichannel 5G base station testing device and a multichannel 5G base station testing method. The test device comprises: a human-computer interaction control interface, a high-performance CPU processing unit, a baseband signal generation and analysis processing unit, a radio frequency transmitting extension set and a radio frequency receiving extension set; the human-computer interaction control interface is connected with the high-performance CPU processing unit, the high-performance CPU processing unit is connected with the baseband signal generating and analyzing processing unit, and the baseband signal generating and analyzing processing unit is respectively connected with the radio frequency transmitting extension set and the radio frequency receiving extension set through high-speed optical fiber interfaces. According to the invention, multi-channel testing is carried out on the uplink and the downlink of the 5G base station at the same time, so that thetesting efficiency is greatly improved, and the production period of the 5G base station is shortened; the remote control test mode can prevent testers from being in a base station operation environment for a long time, so that the harm to the testers is reduced; meanwhile, the multichannel testing device greatly reduces the production cost of the 5G base station.

Disclosed are an efficient-type corn niblet powder-making and caking-making system and a corn cake preparing method. The efficient-type corn niblet powder-making and caking-making system comprises a winnowing machine, a magnetic separator, a crushing and skinning machine, a crushing mechanism and a milling mechanism which are arranged in a treatment workshop, further comprises a batching tank anda puffing machine which are arranged in a puffing workshop, and further comprises a feeding channel and a finished product temporary storage tank. The feeding channel is formed in a downward-inclinedmode from the position, located on the outer side of the treatment workshop, of the ground, extends into the treatment workshop, and is connected with the bottom end of a first elevator in the treatment workshop. The refining effect is achieved through multi-link screening and then conveying and a multi-stage grinding and screening mechanism, so that feeding, powder-making, puffing and dischargingare conducted in different workshops, feeding and discharging are convenient to operate, the situation that operators are in the treatment workshop with loud noise is avoided, mutual interference ofpowder-making and puffing processes is avoided, noise reduction treatment is further conducted on key equipment, air pipes and an elevator channel, and the structure of the connecting position of theair pipes is improved to solve the situation of outage retention.

The invention relates to a batch industrial CT detection system, which comprises a conveyor belt platform, a material carrying support frame, an industrial CT imaging device, a side pushing mechanismand a circulating conveying crane mechanism, and is characterized in that the material carrying support frame is of a foldable structure, and after a workpiece is placed on the material carrying support frame, the material carrying support frame can be subjected to self-adaptive folding degree adjustment; the industrial CT imaging device is arranged at the tail end of the conveyor belt platform; the lateral pushing mechanism laterally pushes the material carrying supporting frame carried to the tail end of the conveying belt platform and the workpiece into the industrial CT imaging device together, and after detection is completed, the material carrying supporting frame is pulled out of the industrial CT imaging device. Compared with the prior art, the batch industrial CT detection systemcan be used for large-scale inspection workshops, the constructed full-automatic detection workshop basically does not need manpower consumption, and operators are prevented from being in a radiationenvironment; the material loading support frame is used as a carrier of the whole process, so that unstable factors in sample loading and unloading are avoided, and the sample loading and unloading efficiency can be greatly improved.

The invention discloses an operating room nursing anesthetic waste gas treatment device, which comprises a machine body, a mask gas conveying pipe, a first cavity and an empty ball body, wherein the mask gas conveying pipe is installed outside the left side of the machine body, a second cavity is located at the lower end of the first cavity, a motor is embedded in the upper end of the machine body, an electric push rod is fixed in a rotating block, a fixing block is located in a groove, a limiting groove is formed in the rotating block, one end of a control rod is in shaft connection with an adjusting rod, a corrugated pipe is connected between a fixing plate and the inner wall of the machine body, a guide rod is located in a guide block, a gas inlet is formed in the middle of the lower end of the first cavity, a through pipe is installed at the lower end of a hose, and a sliding block is located in a sliding groove. According to the operating room nursing anesthetic waste gas treatment device, the suction pressure can be conveniently adjusted according to the anesthetic gas amount, the comfort of a patient is improved, and the waste gas treatment effect can be improved.

The invention provides a method for printing a mark on a printed circuit board. The method comprises the steps of printing an opaque character block on a substrate, wherein the character block is larger than the profile of the mark; covering the character block with an opaque solder resist layer, wherein the solder resist layer and the character block have a color contrast or contrast characteristic; disposing a window on the solder resist layer for the mark; exposing the character block through the window portion of the solder resist layer to form the shape of the mark. The method prevents the mark form residing at the surface of the printed circuit board so as to greatly reduce the friction probability of the mark and reduce the risk that the mark is de-oiled and is not clear. The invention also provides a printed circuit board manufacturing method which comprises the method for printing the mark, and a printed circuit board manufactured by using the printed circuit board manufacturing method.

The invention discloses a test method for acquiring high-frequency response of a cable, which comprises the following steps of: inputting a steep pulse signal with a steep rising edge at the head end of the cable, connecting a matching device at the head end and the tail end of the cable in order to avoid signal reflection, and measuring overvoltage by using a high-frequency voltage measuring device; the response characteristic of the long-distance cable can be obtained by comparing the input signal and the output signal; finally, an ATP-EMTP cable line module is written based on response characteristics of a long-distance cable test result, and high-voltage cable line overvoltage is calculated, waveform distortion of a high-frequency signal in the cable propagation process is solved, cable overvoltage calculation precision is improved, the situation that the cable put into operation is in an overvoltage environment is avoided, and the reliability of the cable put into operation is improved. And the field operation reliability of the commissioned cable is improved.

The invention discloses a black-odor urban river wastewater sampling method and device. Firstly, by means of a built-in gas and liquid dual-sampling mechanism, not only can black-odor urban river wastewater be sampled, but also air above a black-odor urban river can be sampled, follow-up detection of the wastewater and the air of the black-odor urban river is facilitated, and a researcher can know whether ambient air of the black-odor urban river is affected by the wastewater; secondly, under the action of an oxygen concentration detection alarm, oxygen content can be detected and alarmed, a worker is prevented from being in an oxygen-deficient environment, and sampling safety of the worker is improved; finally, by means of a lifting mechanism, wastewater in upper layer, middle layer or lower layer of the water area can be specifically sampled as required, and accuracy of detection research is improved. With adoption of the scheme, the researcher can know the contamination status of the black-odor urban river compressively, and follow-up water pollution control is facilitated.

The invention relates to the technical field of blackboard erasers, in particular to an adsorption type raise dust suppression blackboard eraser. The adsorption type raise dust suppression blackboard eraser comprises a blackboard body and a water storage tank, the blackboard body at least comprises a fixing plate, a sliding groove is formed in the surface of the fixing plate, a plurality of sets of positioning springs are arranged in the sliding groove, a fixing block is installed at one end of each positioning spring and fixedly connected with the sliding groove, and a blocking piece is arranged at the other end of each positioning spring and slidably connected with the sliding groove; a sliding cavity is formed in the surface close to the sliding groove, a sliding plate is slidably connected into the sliding cavity, a shaft rod is arranged on one side of the bottom of the sliding plate, and a blackboard eraser body is connected to the surface of the shaft rod; and the bottom of the water storage tank is connected with a drainage pipe, the surface of the sliding groove is provided with a connecting opening, and the drainage pipe is fixedly connected with the connecting opening. When the blackboard eraser body rotates to a certain degree, the blocking piece can be pushed away, water flows downwards, dust generated in the wiping process is humidified to form particles, and splashing is prevented.

The invention discloses second-generation nuclear power station spent fuel storage cadmium rack disassembly equipment. The equipment comprises a supporting platform which is used for supporting a cadmium rack and a disassembly component which is installed on the supporting platform; the disassembly component comprises a wrench and a drilling and milling power head; the drilling and milling power head comprises a drill bit and a milling cutter which can independently operate; and driving mechanisms are connected with the wrench, the drill bit and the milling cutter and respectively drive the wrench, the drill bit and the milling cutter to work. By using the disassembly equipment to complete disassembly of the cadmium rack, radiation on operators can be reduced, and reduction of the amount of waste and lowering of following waste disposal costs can be realized to the greatest extent.

The invention provides a vehicle microphone and a manufacturing process thereof. The manufacturing process comprises the following steps: determining an installation position of an ASIC chip on a circuit board; smearing adhesive glue in the installation position, wherein the smeared area is 60%-80% of the area of the installation position; coating the edge of the installation position with sealant; installing the ASIC chip on the bonding glue and the sealant; installing an MEMS chip on the circuit board; and welding a conductive wire between the MEMS chip and the ASIC chip to enable the MEMS chip to be electrically connected with the ASIC chip. According to the technical scheme of the invention, the adhesive is sealed between the ASIC chip and the circuit board through the sealant, therebyavoiding the reduction of the adhesive capability caused by the adhesive in an extreme environment, and improving the stability of a product.

The invention belongs to the technical field of anti-theft door locks, and particularly relates to an anti-theft door lock. The anti-theft door lock comprises a lock body, wherein the lock body comprises a shell, a handle and a lock head, four rectangular through holes are formed in the front surface of the shell at equal intervals in the circumferential direction of the lock head, clamping platesare rotationally installed at the rectangular through holes, the ends, close to the lock head, of the clamping plates are made of iron materials, the clamping plates are located in an inner cavity ofthe shell, limiting blocks are fixed at the positions, located at the rectangular through holes, of the inner cavity of the shell, electromagnets are arranged on the side walls of the limiting blocks, reset springs are fixed at the output ends of the electromagnets, and the ends, far away from the corresponding electromagnets, of the reset springs are fixed at the ends, close to the lock head, ofthe adjacent clamping plates. According to the anti-theft door lock, the clamping plates in the four directions are popped up to limit and guide a key on the hand of a user, so that the key on the hand of the user is kept at a correct angle and position, then the user can conveniently align the key, then the door opening efficiency of the user is improved, and convenience is brought to the dailylife of the user.