747results about How to "For quick replacement" patented technology

The invention discloses a bearing vibration detector pressing device and method, and relates to the technical field of bearing detection.The bearing vibration detector pressing device comprises a machining table, a lifting table is fixedly installed at the top of the machining table, and a first motor is fixedly installed on the surface of the machining table; a second motor is fixedly installed at the top of the machining table, and the clamping device comprises a sliding plate, a first telescopic elastic rod, a clamping jaw, a gear, a base, a tooth block, a lantern ring, a rotating shaft, a fixing rod, a first connecting block, a first connecting rod, a linkage rod, a second connecting rod and a second connecting block. It is ensured that the bearing is kept stable in the detection process, interference of vibration signals is reduced, and looseness during vibration detection is effectively prevented.

The utility model provides a clean room engineering filtering system, which relates to the technical field of clean room filtering and comprises a main pipeline, an air inlet pipeline is mounted at one end of the main pipeline, an air outlet pipeline is mounted at the other end of the main pipeline, and a rotating plate is rotatably connected between the main pipeline and the air outlet pipeline and between the main pipeline and the air inlet pipeline. Four circular through grooves are uniformly formed in the rotating plate in the circumferential direction, filter screens are mounted in the circular through grooves, a supporting structure is rotatably connected to the center of the rotating plate through a through hole, and a locking circular plate is mounted at the front end of the supporting structure in an inserted manner. When the filter screens need to be replaced, only the rotating plate needs to be rotated by 90 degrees, the positions of the two idle filter screens in the rotating plate and the positions of the two used filter screens are exchanged, at the moment, the two used filter screens can be rotated to the outside of the pipeline, a worker can disassemble the two used filter screens more conveniently, and the replacement is convenient. And the ventilation effect in the pipeline is not influenced, so that the working efficiency of personnel in the clean room is ensured.

The invention provides an environment control unit for a scanning electrochemical probe microscope, which comprises a sealing pool, a cavity is arranged in the sealing pool, the sealing pool is provided with an air inlet, an air outlet, a probe access port and a transparent observation window, the sealing pool is internally provided with a sample table, and the sample table is provided with an air inlet, an air outlet, a probe access port and a transparent observation window. And the probe extends into the cavity through the probe access port and then is close to the surface of the sample. The micro-nano probe is used in the scanning electrochemical probe microscope technology, specific atmosphere is introduced around the micro-nano probe (the diameter of the top end is dozens of nanometers to dozens of microns), specific humidity is kept, interference of air on reaction is avoided, or gaseous reactants are provided for the reaction, and proceeding of the reaction is promoted.

The invention discloses an industrial dust remover convenient to clean, and relates to the technical field of industrial dust removers, the industrial dust remover comprises a box body and a dust removal assembly, and the dust removal assembly is arranged on one side of the box body; the dust removal assembly comprises a mounting groove, a sealing groove, a mounting frame, a sealing plate, a mounting opening, a rotating groove, a rotating plate, a partition plate, a filter bag, a ventilation opening, a ventilation spring, a ventilation plate, a tooth groove, a motor, a driving wheel, a water passing cavity and a cleaning opening, the mounting groove is formed in one side of the box body, the sealing groove is formed in one side of the mounting groove, and the mounting frame is connected into the mounting groove in a clamped mode. A sealing plate is connected to one side of the mounting frame, and mounting openings are formed in the sides, away from each other, of the mounting frame and the sealing plate. In the use process, the filter bags can be subjected to dust removal work in batches, and the filter bags can be conveniently switched, so that the filter bags with the reduced dust removal effect are cleaned, and tail gas after dust removal is used for cleaning and drying the filter bags, so that the cleaning effect of the filter bags is ensured.

The invention relates to the technical field of garment fabric detection, and provides exercise and training garment wear resistance and wrinkle resistance detection equipment, the exercise and training garment wear resistance and wrinkle resistance detection equipment comprises a bottom plate, a top plate and a detection part arranged on the bottom plate, the detection part comprises a supporting assembly and a clamping assembly, the supporting assembly comprises a shaft rod fixedly arranged on the bottom plate and a bearing plate fixedly arranged at the top end of the shaft rod, and the outer side of the bearing plate is sleeved with the clamping assembly; the jacking assembly comprises a sleeve slidably arranged on the outer side of the shaft rod in a sleeving mode and a pressing plate rotationally arranged at the top end of the sleeve, the peripheral surface of the pressing plate is sleeved with a hoop, and a lifting assembly is arranged on one side of the sleeve; the friction assembly comprises a friction plate, friction cloth fixedly arranged on the bottom face of the friction plate and a power part arranged on the top plate. By arranging the supporting assembly, the jacking assembly, the friction assembly, the lifting assembly and the power part, the wear resistance and wrinkle resistance of the fabric can be tested at the same time, the testing time is saved, the fabric is conveniently fixed through the clamping assembly and the hoop, and meanwhile the fabric is fixed through the clamping assembly, so that the fabric is prevented from sliding on the bearing plate.

The utility model discloses a leakproof closed filter press which comprises a filter press shell, a collecting tank is arranged at the bottom end of the filter press shell, a plurality of groups of filter plates are arranged in the filter press shell, and an upper rotating seat and a lower rotating seat are respectively mounted at the upper end and the lower end of the outer wall of the right side of the filter press shell. The liftable sealing plate is mounted at the front end of the filter press shell, so that when a filter plate needs to be extruded, a driving motor can be started, a threaded rod rotates under the action of the driving motor, and a threaded sleeve outside the threaded rod can drive the sealing plate to move downwards under the action of threads; a positioning block on the left side of the sealing plate drives a guide sliding block in a guide sliding rail to slide downwards, so that the whole sealing plate can stably move downwards, namely, the sealing plate can quickly seal the front end of the filter press shell, and gas is effectively prevented from leaking to the outside of the filter press shell in the extrusion process of the filter plate; and the use safety of the device is improved.

The invention provides an air knife device for PCB air drying, and relates to the field of printed circuit boards, the air knife device comprises an air inlet pipe, the air inlet pipe is fixedly connected with an air knife blocking frame, the air knife blocking frame is provided with an air outlet frame, the air outlet frame is internally provided with an air knife adjusting module, the top of the air outlet frame is provided with an air knife opening and two round holes, and the air knife opening and the two round holes are communicated with each other. Mounting modules are arranged on the outer walls of the air knife blocking frame and the air outlet frame, and the outer wall of the air inlet pipe is fixedly connected with a connecting plate. According to the air knife device, the soft air opening plate is adopted for integrally adjusting and changing the adjusting air opening, and the problems of a traditional air knife device can be avoided by integrally adjusting the adjusting air opening, that is, the air outlet of the area is prevented from being deformed when a single bolt is adjusted; and the air outlet uniformity is ensured by avoiding the deformation of the air outlet, so that the air drying effect and the air drying quality of the PCB are improved.

The utility model discloses a filter convenient for replacing a filter element, which comprises a protective shell, a sealing cap, a limiting component and a connecting component, and the sealing cap is sleeved outside the protective shell. Through the arrangement of the limiting assembly, a user only needs to press the pressing rod, under the assistance of the connecting piece, the pressing rod moves to drive the balance rod to rotate and the first spring to be compressed, the balance rod rotates to enable the second spring to be compressed and the limiting rod to move, and the limiting rod moves out of the limiting hole; by means of a positioning block and a positioning groove, the protection shell can be conveniently positioned in the follow-up installation process, a user can conveniently and rapidly disassemble and assemble the protection shell, then the filter element body is moved upwards and rotated along with the filter element body, the fixing block can be moved out of the limiting groove, and therefore the protection shell can be conveniently disassembled and assembled. Therefore, the filter element main body is disassembled, the filter element main body is quickly replaced, and the experience feeling of a user is improved.

The intelligent flexible clamping system for creep age forming of the large thin-walled workpiece comprises a base, a base table is arranged at the upper end of the base, and extending holes are distributed in the base table in a matrix mode; the lifting driving mechanism is mounted on the base, and the upper end is provided with a lifting movable end aligned with the extending hole; the flexible clamping assembly comprises a base frame, a rotating table, a first rotating driving mechanism, a pitching table, a second rotating driving mechanism and a supporting module. The rotating table is rotatably and movably installed on the base frame along the vertical axis, the first rotating driving mechanism is installed on the base frame and connected with the rotating table so as to drive the rotating table to rotate and move along the vertical axis relative to the base frame, the pitching table is rotatably and movably installed on the rotating table along the horizontal axis, and the second rotating driving mechanism is installed on the rotating table and connected with the pitching table; the supporting module is detachably installed at the upper end of the pitching table. According to the method, the flexibility, the accuracy and the efficiency of creep age forming of the large thin-wall part are remarkably improved. And the requirements of multiple varieties, small batch and customization can be met.

The utility model belongs to the technical field of water purifiers, particularly relates to an integrated water purifier with a composite filter element, and aims to solve the problems that the existing water purifier with the composite filter element is complicated in structure and tedious in installation, the filter element is inconvenient to replace, the maintenance cost is high and the like. The water purifier main body is composed of a first filtering part, a second filtering part and a third filtering part, the first filtering part, the second filtering part and the third filtering part are fixedly connected in sequence, a filter element is arranged in the first filtering part, the filter element is made of PP cotton, and activated carbon is arranged in the second filtering part. According to the integrated composite filter element water purifier, impurities, bacteria and viruses in water are effectively removed through a multiple filtering technology, the water quality is ensured to be pure, the detachable movable cover design enables the filter element to be replaced easily and rapidly, the maintenance cost is reduced, the installation process is simplified through the combined design of the installation support, and meanwhile the stability of the water purifier is ensured.

The invention provides a liftable replaceable valve filler wear test device, which comprises a supporting device, a valve, a driving device, a lifting device, a wear test device and a hydraulic station system, and is characterized in that the valve comprises a valve body and a valve rod, and a filler is sealed between the upper part of the valve body and the valve rod; the abrasion testing device comprises an actuator and a third connecting flange, the actuator is installed above the supporting device, the lower portion of the actuator is connected with the third connecting flange, and the third connecting flange is connected with the upper portion of the valve body; the hydraulic station system comprises a pipeline system, the hydraulic station system is connected with the actuator through a hydraulic pipeline, the hydraulic station system is connected with the valve body through the pipeline system, and the pipeline system is connected to the lifting device; the driving device and the lifting device are installed on the supporting device, the driving device is connected with the lifting device, and the lifting device is used for driving the pipeline system to drive the valve body to ascend and descend. The influence of the gravity of the valve rod on the filler can be eliminated, and the actual working condition of the valve can be simulated more truly.

The utility model relates to the field of methyl methacrylate production industry, in particular to a high-sealing storage device for methyl methacrylate production. The technical problems that a conventional storage device is poor in sealing performance, extremely volatile methyl methacrylate is difficult to effectively store, and meanwhile the conventional storage device is difficult to monitor leakage of the methyl methacrylate and take corresponding measures are solved. According to the technical scheme, the high-sealing storage device for methyl methacrylate production comprises a bearing assembly, an outer tank assembly, an anti-leakage assembly, an adsorption assembly and an inner tank assembly. Methyl methacrylate is stored in the inner tank, the outer tank is arranged outside to serve as an outer protection structure, the combustible gas detector is arranged in the buffer space formed between the outer tank body and the inner tank body, and when leakage is monitored, the controller automatically starts the centrifugal air pump, so that the leakage of methyl methacrylate is avoided. And the gaseous methyl methacrylate is conveyed into an activated carbon plate for adsorption treatment, so that the problems are solved.

The invention discloses a machining mold for fastener production and a machining method thereof.The machining mold comprises a mold body, a fixing piece is fixedly arranged on the mold body, a mounting sleeve is arranged on the outer side of the fixing piece in a sleeving mode, a reinforcing piece for abutting against and fixing the fixing piece is arranged on the mounting sleeve, and a feeding pipe is clamped in the fixing piece; a filtering piece for filtering the metal melt is inserted into the feeding pipe; through cooperation of the circulating flow channel and the filtering part, it is ensured that impurities can be efficiently removed in the flowing process of metal melt, meanwhile, pipeline blockage caused by impurity accumulation and metal melt solidification is avoided, the metal melt can flow along the conical surface through a conical barrel and filtering holes in the filtering part, the impurities are effectively intercepted, and the filtering effect is improved. And the C-shaped design of the circulating runner allows filtered impurities and part of the metal melt to enter the feeding pipe again, the runner is kept unblocked, and the design not only prevents accumulation of the impurities, but also avoids solidification of the metal melt through circulating flow.

The filtering device for the exhaust pipe of the thermal power plant comprises a shell, a mounting pipe is fixedly connected to one side of the shell, a connecting pipe is fixedly connected to the side, away from the mounting pipe, of the shell, a filtering plate is arranged in the shell, and a fixing rod is fixedly connected to the position, located on one side of the filtering plate, of the inner wall of the shell; a connecting shaft is rotationally connected into the fixing rod, and one end of the connecting shaft is fixedly connected with a connecting rod. According to the filtering device for the exhaust pipe of the thermal power plant, the rotating shaft, a second bevel gear, a first bevel gear, a connecting shaft, a connecting rod, a push rod, a connecting groove and a sliding frame are arranged, so that the function of driving a sweeping rod to conduct reciprocating sweeping is achieved, and impurities and the like attached to the outer side of a filtering plate are conveniently and rapidly cleaned; by arranging a sealing plate, a driving shaft, a transmission gear, a second rack, a placement seat and a flue gas analyzer, the function of detecting filtered gas is realized, the quality of the filtered gas can be detected and analyzed, and the device is convenient to use.

The utility model provides a buckle type trough of liquid crystal display (LCD) 3D printing equipment, which relates to the technical field of 3D printing equipment, and comprises a printer main body, a trough is arranged at the top of the printer main body, a mounting groove is arranged at the bottom of the trough, two frames are arranged in the mounting groove, a release film is arranged between the two frames, and a printing platform is fixedly arranged at the top of the printer main body. According to the trough, the release film can be conveniently replaced through the dismounting and mounting assembly, the replacement time of the release film is shortened, replacement is simpler and more convenient, more time and labor are saved, the maintenance time can be remarkably shortened, and therefore the overall printing efficiency is improved; according to the material trough for the printer, the inserting block is fixed through the two moving blocks and the clamping block b, fixing and unlocking of the inserting block are achieved by controlling the relative moving direction of the two moving blocks, the material trough can be conveniently installed on the printer body, the operation difficulty is lowered, non-professionals can easily handle the material trough, and dependence on professionals is reduced.

The invention, which relates to the high-voltage cable joint installation field, discloses a high-voltage cable joint installation dust-free environment airflow optimization control system comprising a multi-source data processing unit, a predictive analysis unit, a weight dynamic distribution unit and a regulation and control execution unit. According to the method, a multi-source data processing unit collects process related data and external environment data, the data are input into a predictive analysis unit, and a process related prediction module prejudges process parameter changes and outputs instructions according to a structured rule base and an LSTM model; the environmental interference pre-judgment module classifies and identifies interference types such as rainfall and temperature and influence degrees and performs graded early warning, and the priority judgment module calculates the superimposed influence of two types of prediction, defines regulation and control priorities, dynamically adjusts parameter regulation and control weights, coordinates synchronous operation of multiple devices and completes regulation and control of airflow and environmental parameters. And through predictive analysis, upgrading from passive response to active pre-judgment is realized, and the stability of a high-voltage cable joint installation environment is improved.

The invention discloses a PVB (Polyvinyl Butyral) film forming die and a forming process thereof, and relates to the technical field of PVB film forming, the PVB film forming die comprises a sliding seat and an extruder assembled with the sliding seat; the elevator assembly is arranged on the sliding seat; the double-roller cooling assembly is arranged on the elevator assembly; wherein the double-roller cooling assembly comprises two cooling roller bodies, and each cooling roller body comprises a barrel, a water inlet assembly and a water outlet assembly, and the water inlet assembly and the water outlet assembly are arranged at the ends of the barrel respectively; the barrel comprises a water inlet inner sleeve, a cooling middle sleeve and an embossing outer sleeve which are sequentially distributed from inside to outside, and a one-way valve plate assembly and a baffle assembly are arranged on the periphery of the water inlet inner sleeve; and the transmission block is arranged between the water inlet inner sleeve and the cooling middle sleeve. According to the invention, through the operation of rapid water injection and cooling on the opposite clamping sides of the two barrels and rapid extrusion and drainage on the opposite sides, the rapid injection circulation and replacement process of cooling water is realized, and the cooling effect of the barrels is obviously improved, so that the cooling forming quality of a PVB film is ensured.

The present invention discloses a PVB film forming mold and a forming process thereof, and relates to the technical field of PVB film forming, including: a slide, an extruder assembled with the slide; an elevator assembly arranged on the slide; and a double-roller cooling assembly arranged on the elevator assembly; wherein the double-roller cooling assembly includes two cooling roller bodies, each of which includes a cylinder, and a water inlet assembly and a water outlet assembly respectively arranged at the ends of the cylinder; the cylinder includes an inner water inlet sleeve, a cooling middle sleeve and an embossed outer sleeve sequentially distributed from the inside to the outside, wherein a one-way valve plate assembly and a baffle assembly are arranged on the outer periphery of the inner water inlet sleeve; and also includes a transmission block arranged between the inner water inlet sleeve and the cooling middle sleeve. The present invention realizes the rapid filling, circulation and replacement process of cooling water by rapidly injecting water and cooling the clamping sides of the two cylinders, and rapidly squeezing and draining water on the opposite sides, and significantly improves the cooling effect of the cylinder to ensure the cooling and forming quality of the PVB film.

The invention belongs to the technical field of six-face overturning detection, and particularly relates to a six-face overturning measuring method and a six-face overturning measuring device.The six-face overturning measuring device comprises a fixing support, a first fixing plate is fixedly connected to the bottom of the fixing support, a second fixing plate is fixedly connected to the middle of the fixing support, and a feeding platform is fixedly connected to one side of the top of the first fixing plate; the other side of the top of the first fixing plate is fixedly connected with a feeding platform, the other side of the top of the first fixing plate is fixedly connected with a discharging platform, a transfer device is arranged at the top of the fixing support and comprises a first electric guide rail, contraction plates are symmetrically arranged on the first electric guide rail, and trays on the feeding platform are clamped through relative contraction of the contraction plates. Multi-surface detection of the product can be completed through the mechanical arm and the three cameras, compared with the prior art, operation is easy, the number of needed devices is small, stations are reduced, the detection cost is reduced, meanwhile, multiple times of repeated clamping and positioning are avoided in the whole detection process, the part circulation time is shortened, and the detection efficiency is improved.

The utility model relates to the technical field of paper cutting knives, in particular to a paper cutting knife with a blade capable of being replaced quickly, when a push button assembly moves to an unlocking position, the push button assembly jacks up a blade frame to an avoiding position to enable the blade to be separated from the blade frame, and at the moment, the blade can be taken out; when the push button assembly leaves the unlocking position, the blade frame is reset; when the push button assembly drives the blade frame to move to the end far away from the unlocking position, the blade cover assembly pushes the other blade to automatically complement the position and be connected with the blade frame in a clamped mode. In order to solve the problem of low blade replacement efficiency, the utility model provides the paper cutter capable of quickly replacing the blade, the paper cutter has a blade storage function, the blade can be replaced without other extra tools, the blade replacement efficiency can be improved, and the safety in the blade replacement process can be ensured.

The utility model discloses an energy storage battery cabinet convenient for battery replacement, and relates to the technical field of battery cabinets, the energy storage battery cabinet comprises cabinet bodies, a plurality of cabinet bodies are stacked to form an energy storage cabinet main body, a battery module is stored in each cabinet body, and one side of each cabinet body is provided with a notch for the battery module to go in and out; a pick-and-place component is arranged in each cabinet body, each pick-and-place component comprises a supporting plate and an adjusting assembly for driving the supporting plate to horizontally move along the interior of the cabinet body, and the battery modules are placed on the supporting plates; through the arrangement of the pick-and-place component composed of the adjusting assembly and the supporting plate, the battery module can be automatically moved out or retracted from the notch in one side of the cabinet body, so that rapid replacement of the battery module is achieved, workers do not need to pull out or insert the battery module manually, the labor intensity of the workers can be reduced, and the working efficiency of the workers is improved. And the replacement efficiency of the battery module is improved, so that the energy storage battery cabinet is convenient to use.

The invention relates to the technical field of logistics sorting, in particular to an intelligent sowing wall sorting device which comprises a sowing frame and a plurality of material lattices formed in the sowing frame and distributed in a matrix mode, sliding ways are fixedly connected to the inner sides of the material lattices, and replacing mechanisms for replacing baskets are installed in the material lattices. And a conveying mechanism is jointly mounted on the front sides of the material grids in the same row. Baskets are replaced through linkage cooperation of the temporary storage assembly, the pushing assembly, the upward moving assembly and the conveying mechanism, after the baskets on the supporting plate are filled with commodities, the pushing assembly is used for pushing the empty baskets temporarily stored on the temporary storage assembly to move forwards to replace the filled baskets, and the baskets filled with the commodities are pushed forwards to the conveying mechanism; the conveying mechanism is used for conveying the baskets filled with the commodities to be packaged, people do not need to walk to the baskets to replace the baskets, and the basket replacing efficiency is improved.

The utility model discloses an inserting plate type lamp holder inner core structure convenient to assemble automatically, and belongs to the technical field of lamps. Comprises: a connection housing; the wick module and the conductive elastic sheet are inserted from the front end and the rear end of the connecting shell respectively, conductive copper foil is distributed on a circuit board part at the insertion end of the wick module, the insertion end of the conductive elastic sheet abuts against the conductive copper foil, and the other end of the conductive elastic sheet is used for being in contact with an electric wire for electrification. According to the design, a filament support and a lamp holder are omitted, the cost is reduced, the assembling process is omitted, the steps of welding the contact pins and manually pairing the contact pins and the plug bushes are omitted, and the cost is reduced and the efficiency is improved. The utility model further discloses a waterproof lamp holder with the lamp holder inner core structure, the waterproof lamp holder comprises a lamp holder, a mounting plate is arranged in the lamp holder and divides the lamp holder into a lamp wick mounting cavity and a wire containing cavity, and the connecting shell is connected with the mounting plate. After the electric wire is fixed in the electric wire accommodating cavity, the electric wire accommodating cavity is filled with glue, and then the electric wire accommodating cavity is sealed, so that a good waterproof effect is achieved.

The invention relates to a saline-alkali soil water collection irrigation and drainage dual-purpose ditch which comprises a plurality of water collection ditches. The bracket is detachably connected to the top of the water collecting ditch and is formed by splicing a plurality of sections; the rainwater collecting irrigation mechanism comprises a rainwater collecting assembly, a first-stage irrigation assembly and a second-stage irrigation assembly, and the rainwater collecting irrigation mechanism has a rainwater collecting mode, a natural irrigation mode and a strong irrigation mode; in rainy days, the rainwater collecting irrigation mechanism is in a rainwater collecting mode, and the rainwater collecting assembly is started to collect rainwater into the water collecting ditch; when the water in the water collecting ditch is sufficient, the rainwater collecting irrigation mechanism can be in a natural irrigation mode, and the first-stage irrigation assembly is started; when the rainwater collecting irrigation mechanism is in a strong irrigation mode, the secondary irrigation assembly is started, anti-seepage cloth is laid on the inner wall of the water collecting ditch, concealed pipes are buried below the bottom wall of the water collecting ditch, and the anti-seepage cloth is located above the concealed pipes. The system can realize collection, storage and utilization of rainwater, provides necessary fresh water resources for improvement of the saline-alkali soil, is combined with the concealed pipes, does not affect drainage, and has double effects of water collection irrigation and salt drainage.

The invention provides a temperature control coaxial spray head device for biological 3D printing and a photocuring printing method. The device comprises a rack, a coaxial printing nozzle and a UV light curing module. Accurate temperature adjustment of different biological materials is achieved through the temperature control module of the coaxial printing nozzle, it is ensured that the biological materials and biological cells in the materials are printed at the optimal temperature, and the printing efficiency is improved by replacing coaxial printing needles with different lengths and transparent outer needle walls and adjusting the UV photocuring mechanism. The UV light source forms a light spot on the outer side of the outer needle head of the coaxial printing needle head, and biological materials in the outer needle head of the coaxial printing needle head are pre-cured by controlling the power of the UV light source, the position and the size of the light spot, so that printing of a biological scaffold with high precision, multi-material integration, complex geometrical shape, adjustable porosity and gradient and better biocompatibility is met.

The embodiment of the invention discloses a business data desensitization method and device, a storage medium and computer equipment, and relates to the field of data processing. The method comprises the following steps: acquiring a data set; the data set comprises multiple pieces of business data of the enterprise; identifying a frequent sequence of which the support degree is greater than a support degree threshold value in the data set, and marking a frequent sequence in each piece of business data; selecting a mapping table; the mapping table is used for storing a mapping relation between the identifier and the frequent sequence; and according to the mapping table, replacing the frequent sequence included in each piece of service data with an identifier to obtain a desensitized data set. Through a series of efficient and accurate steps, efficient desensitization processing of enterprise business data is realized. The data desensitization efficiency is improved, the processing cost is reduced, the accuracy of the desensitization result is ensured, and sensitive information of enterprises is protected.

The utility model provides a portable laser radar scanner, and relates to the technical field of scanners, the portable laser radar scanner comprises a housing, the inner surface of the housing is provided with a guide rail groove, the housing and a mounting rack are attached to each other, the mounting rack and a radar main body are attached to each other, the outer surface of the mounting rack is provided with a first groove, and the outer surface of the first groove is provided with a second groove. According to the technical scheme of the utility model, through the arrangement of the housing, the guide rail groove, the mounting rack, the radar main body, the first groove, the sliding block, the first sliding groove, the second sliding groove, the first connecting rod, the second connecting rod, the bottom plate, the third sliding groove, the fourth sliding groove, the fixing block, the second groove, the first buckle, the limiting pin, the tension spring, the butt-joint disc and the handle, the radar main body can be fixed through the sliding block. According to the scanner, telescopic storage of the radar body is achieved, the space utilization rate of the scanner is higher, the portability of a mobile device is improved when the scanner is used, and therefore the working efficiency of the scanner is improved.

The shock absorption base comprises a base body, an anti-skid pad is arranged at the bottom end of the base body, air cylinders are connected to the four corners of the top end of the base body through screws, a top plate is installed at the output ends of the upper surfaces of the air cylinders, and a base is placed above the top plate; positioning holes are symmetrically formed in the four corners of the inner side of the base and the four corners of the inner side of the base correspondingly. According to the device, on the basis of keeping the original damping effect, the structure and the replacement mode of the damper are optimized, so that the damper is replaced more simply, conveniently and quickly, modular design is adopted as a whole, the damper can be detached and replaced independently, the whole damping base or a stirrer does not need to be detached, the maintenance difficulty and workload are greatly reduced, and meanwhile, the maintenance efficiency is improved. In addition, the replacement process of the shock absorber is simpler, special tools and skills are not needed, common maintenance personnel can easily complete replacement operation, use is convenient, practicability is high, and the use requirements on the existing market are met.

The invention discloses an embedded graphical programming development method and device based on the Internet of Things and a medium, and the method comprises the steps: creating a graphical programming system application containing a Blockly framework, adding a dependency library on the graphical programming system application, and carrying out the page layout and initialization configuration; the method comprises the following steps of: constructing graphic block components with different functions on the application of the graphic programming system, and determining required graphic blocks: a Modbus RTU (Remote Terminal Unit) graphic block component, a serial port-Rs485 graphic block component, a NetManage graphic block component, a Home Assistance graphic block component, a ThingsBoard graphic block component and an input / output control graphic block component; freely combining the determined required graphic blocks to build a business scene, and completing program development through graphic programming; and downloading the program subjected to graphical programming to equipment for running. The development efficiency of the system is improved, and the development difficulty is reduced.

The utility model belongs to the technical field of drilling equipment, in particular to a drilling device for geological exploration, which comprises a lifting component and a mounting seat, the lifting component comprises a bottom plate, a top plate and a guide rod fixedly connected between the bottom plate and the top plate, and a threaded rod is rotatably connected between the bottom plate and the top plate through a bearing. A first servo motor is fixedly installed at the upper end of the top plate, and the output end of the first servo motor is fixedly connected with the upper end of the threaded rod. By arranging the rapid dismounting and mounting mechanism, replacement and maintenance of the drilling rod become rapid and convenient, complex dismounting steps are not needed, time is greatly saved, and working efficiency is improved; meanwhile, the flexibility of the equipment is improved through the design, and the requirements of different geological exploration tasks can be rapidly met; and automatic angle adjustment of the rotating arm is achieved through a third servo motor and a transmission device, manual adjustment is not needed, the operation precision and efficiency are improved, and control over the drilling direction is more flexible and accurate.