49results about How to "Avoid cleanup" patented technology

The invention relates to a treatment method of hot-rolled steel plates, in particular a method for preventing an internal oxidation layer from generating in the non-oriented normalization treatment of electrical hot-rolled strip steel. The normalization treatment comprises a preheating section, a non-oxidation heating section, an even heating section and a cooling section, wherein the non-oxidation heating section adopts direct fire heating and has an air-fuel ratio coefficient of 0.85-0.95. An even heating furnace adopts electric heating or radiation tub heating in the atmosphere of N2 under the condition that in-furnace dew point is 65-10 DEG C below zero and oxygen content is not more than 0.1 percent. The invention reduces and eliminates the internal oxidation layer generated during the normalization of a hot-rolled strip steel during controlling the normalization process, radically eliminates furnace roller nodulation generated in final anneal, avoids subsequent furnace roller nodulation cleaning work, improves the efficiency and decreases the cost.

The invention relates to the technical field of mechanical equipment for rubbish conveying and discloses a spiral feeding machine for disposing entangled rubbish. The spiral feeding machine for disposing the entangled rubbish comprises a cylindrical housing and spiral blades arranged in the cylindrical housing and further comprises a heating device for heating the cylindrical housing or the spiral blades, and a heat preservation layer is arranged outside the cylindrical housing or the heating device located on the cylindrical housing. The spiral feeding machine for disposing the entangled rubbish indirectly heats the rubbish in the spiral feeding machine by heating the surface of the cylindrical housing or the spiral blades to achieve rubbish pyrolysis, the problems of rubbish entangling and blockage of the spiral feeding machine are solved, and the dismounting and cleaning work of the spiral feeding machine is avoided.

The invention relates to the field of 3D printing equipment, and particularly discloses a forming cylinder device for a 3D printer. The forming cylinder device comprises multiple movable forming cylinders, an electric control device fixedly connected to the forming cylinders and a lifting device used for achieving up-down transverse movement of the forming cylinders and achieving butt connection between the tops of the forming cylinders and the bottoms of forming cavities, the forming cavities are arranged above the lifting device, and the bottoms of the forming cavities are provided with clamping structures for being in clamped connection with the tops of the forming cylinders. By means of the forming cylinder device, product powder can be conveniently removed, products can also be conveniently taken out, equipment cleaning time is shortened, the product machining period is shortened, and the equipment utilization rate and production efficiency are improved.

The invention provides a file format and data power failure restoration method and system based on an intelligent terminal. The method specifically comprises the following steps: detecting the power failure event of a system at the intelligent terminal; checking a data backup area, judging whether the file format in the system is corrupted, if the file format is corrupted, performing the corresponding file format restoration operation according to a pre-stored file format attribute and to-be-restored file configuration information, and then saving; further judging whether the file data of the system is corrupted, if the file data is corrupted, performing the corresponding data restoration operation according to a pre-stored file log, and then saving. Through the adoption of the method provided by the invention, the cleaning operation of the original system restoration method is avoided, the data loss when an accident occurs is reduced, the data restoration efficiency is improved, and the convenience is provided for a user.

The invention discloses a demounting device for external packages of flat tube sets. The demounting device is used for demounting the external packages arranged on the outer portions of the flat tube sets, and comprises a conveying module, a transfer module and a cutting module. The cutting module is used for demounting the external packages and comprises a cutting assembly, a falling material collection assembly and a suction cup assembly. The cutting assembly is used for cutting the external packages. The falling material collection assembly is located below the cutting assembly and used for collecting the cut external packages. The suction cup assembly is used for adsorbing the external packages when the cutting assembly carries out cutting operation, and after cutting operation is completed, when the flat tube sets are transferred through the transfer module till the flat tube sets leave a third work area, the suction cup assembly loosens the external packages so that the external packages can fall into the falling material collection assembly. The demounting device has the beneficial effects that automatic feeding of the flat tube sets and automatic demounting of the external packages of the flat tube sets are achieved, the demounted external packages are not likely to fall around, subsequent cleaning work is avoided, production efficiency is greatly improved, and automation of the whole production line is achieved.

The invention belongs to the technical field of metallurgy, relates to a gas retaining device of a gas pipeline, and particularly relates to an air brick protective valve. The protective valve is mainly composed of a valve body, a guiding base, an end cover, a valve body base, a left spherical straight coupling and a right spherical straight coupling, a steel ball, a guide rod and a sleeve, wherein the left spherical straight coupling is hermetically welded on the valve body as an air inlet pipeline, and the right spherical straight coupling is hermetically welded on the end cover as an air outlet pipeline; the guiding base and the valve body base form a whole, and the sleeve is fastened through the guiding base and the valve body base; and the steel ball is placed at the air inlet of thecentre of the valve body base, and the guide rod is arranged in the guide sleeve of the cavity of the guiding seat. Because of the cooling protection of the unique two-layer flow gas of the protective valve, the temperature of the sealing spherical surface of the protective valve is far lower than the environmental temperature; meanwhile, the spherical surface hard sealing is adopted, the ageing failure of components, such as a spring, a rubber seal ring and the like, in a one-way isolating valve is reduced, thereby guaranteeing the air permeability of the air brick.

The invention relates to the field of concrete structure durability of civil and hydraulic engineering, in particular to an in-situ nondestructive concrete carbonization depth measurement device and amethod thereof. The in-situ nondestructive concrete carbonization depth measurement device comprises an air compressor, an air valve, a pressure sensor, a data acquisition system, a measuring head, arubber bottom ring, and a pressure regulating valve. The rubber bottom ring is arranged below the measuring head; the measuring head comprises a measuring head cavity and a measuring head air inlet;one end of the pressure sensor is connected to the measuring head cavity, and the other end of the pressure sensor is connected to the data acquisition system; the measuring head air inlet is connected to the air valve through an air pipe; the air valve is connected to the air compressor through the air pipe; the air compressor is connected to the pressure regulating valve through the air pipe; and the pressure regulating valve is connected to the air valve. According to the in-situ nondestructive concrete carbonization depth measurement device and the method thereof, from the perspective of region, the carbonization depth of certain part of the concrete can be quantitatively described based on the mapping relation between air permeability and the carbonization depth of the concrete; and compared with a traditional carbonization depth point measurement mode, the adverse effect to the measurement result brought by human factors is reduced.

The invention relates to the technical field of otology medical treatment, and discloses an ear canal cleaning and drying nursing device for the otolaryngology department, the ear canal cleaning and drying nursing device comprises a shell, an adjusting mechanism is movably mounted in the shell, a cleaning mechanism is movably mounted in the adjusting mechanism, and a fixing block is fixedly connected in the cleaning mechanism. According to the ear canal cleaning, drying and nursing device for the otolaryngology department, a connecting piston on the rightmost side of a silica gel shell is squeezed rightwards, so that liquid medicine in an area, separated by a fixing block, on the rightmost side of the silica gel shell is sprayed out, flushing fluid is always in a slowly-pushed state during use and can be separated from waste liquid, and pollution is avoided; by means of automatic extrusion of the human body, earwax can be rapidly and conveniently taken out, use is convenient, the elastic shell is attached to the skin of the ear canal, massage is carried out, meanwhile, the elastic shell can absorb redundant liquid medicine and earwax which is not cleaned up when retracting, repeated cleaning operation is avoided, and the ear canal is protected.

The invention discloses a fully-automatic laboratory animal suffocation device which comprises a control box and at least a closed laboratory animal cage, wherein the closed laboratory animal cage is connected with a gas pump arranged in the control box, the inside of the control box is provided with a control circuit board, and a switch valve body of the gas pump is connected with the output end of the control circuit board. The laboratory animal cage is provided with a self-sealed window with a gas intake valve, and after the laboratory animal cage is connected with the control box, a nozzle of the gas pump is inserted into the self-sealed window and seals the laboratory animal cage. According to the application implementation of the fully-automatic laboratory animal suffocation device disclosed by the invention, based on a mode of death by suffocation, and through feeding gas into the laboratory animal cage by the gas pump, the time controllability of abandoned laboratory animal treatment can be achieved, and suffocated laboratory animal carcass can be easily taken out to carry out follow-up treatment, thereby avoiding the cleaning operations of killed laboratory animals.

The invention discloses an environment-friendly mud discharge field sludge rapid consolidation system and a consolidation method thereof . The specific working principle of the consolidation method for using the environment-friendly mud discharge field sludge rapid consolidation system comprises the following steps that grouting floral pipes of an external binding mold bag is implanted into a muddischarge field foundation, vertical drainage pipes are implanted around the grouting floral pipes, and the elevation of the grouting floral pipes and drain pipe hole openings is higher than the elevation of the sludge stacking surface; after sludge is discharged and completed, the sludge slurry is sequentially poured from the grouting floral pipes of boundary rows according to sequence, the perfusion pressure is increased step by step, the mold bag slowly expands to a designed diameter, and the sludge is extruded radially; the slurry in the mold bag is quickly consolidated under the action ofpressure, the free water of the slurry in the mold bag and the super-static pore water generated by extrusion of the sludge are discharged from an earth ground together through the vertical drainagepipes, and the free water and the super-static pore water are gathered into horizontal drainage pipes to be discharged out of the field to achieve rapid consolidation. The method overcomes the problems that a traditional sludge consolidation method is long in consolidation time, complex in process, high in auxiliary measure requirement, difficult in subsequent cleaning work, poor in economy, poorin environmental protection property and the like, and has the characteristics of short consolidation time, high environmental friendliness, simple equipment and process and low construction cost.

The invention discloses sterile filling equipment for food processing. The sterile filling equipment for food processing comprises a base, a motor and glass bottle bodies; a containing groove is formed in the base, the motor is fixedly installed in the containing groove, one end of the motor is in key connection with a driving shaft, and meanwhile a grooved wheel mechanism is arranged in the containing groove; and the glass bottle bodies are arranged above the base, a fixing plate is fixedly installed on the upper surface of one end of the base, a food storage box is fixedly installed at one end of the fixing plate, meanwhile, a limiting mechanism is connected to the lower end of the food storage box, an extrusion plate is arranged below the food storage box, and a clamping mechanism is connected to one end of the limiting mechanism. According to the sterile filling equipment for food processing, intermittent filling is conducted on the glass bottle bodies on the supporting plate through the arranged grooved wheel mechanism, meanwhile, a discharging opening is automatically closed, manual operation is avoided, a large amount of time is saved, and the overall working efficiency is improved.

The invention discloses a document data cloud management method and system based on the Internet of Things and a storage medium, and the method comprises the steps: receiving a document uploading instruction in real time through an enterprise cloud document management background, thereby carrying out the statistics of the number of to-be-uploaded documents at a current time point, carrying out the comprehensive uploading urgency degree coefficient analysis of each to-be-uploaded document, and carrying out the analysis of the uploading urgency degree coefficient. According to the method, a unified queuing analysis basis is provided, intelligent management of uploading and queuing of a large number of documents at the same moment is achieved, and the occurrence rate of delayed uploading of some documents with high uploading urgency is reduced; meanwhile, when target cleaning document screening is carried out on the key storage interval, uploading attention analysis is carried out on the documents stored in the key storage interval by following the application characteristics of the documents, and the analysis is used as the screening basis of the target cleaning document, so that the storage management effect of the documents is improved.

The invention discloses an automotive glass frame sealing strip edge covering manual mounting technology, comprising the following steps: first, cleaning glass; second, coating with base gel; third, mounting a model strip; fourth, sticking a protective tape; fifth, applying gel in a model strip clamping groove; sixth, squeegeeing; seventh, drying the glass; eighth, separating the glass from the model strip; ninth, removing excessive residue gel; tenth, checking for storage. According to the automotive glass frame sealing strip edge covering manual mounting technology, a circle of the protective tape or masking tape with the width about 2cm is stuck to a position away from the clamping groove by 1 to 12cm, so as to prevent gel from seeping onto the glass during the later steps of gluing and squeegeeing, and avoid follow-up glass cleaning work; the implementation of manually performing automotive glass frame sealing strip edge covering by a worker is facilitated, and the defects of the prior art are overcome.

The invention discloses a construction method for partition seams of a concrete floor, wherein partition seam construction of the constructed concrete floor is conducted with integrated partition seams of galvanized plates; the integrated partition seams of the galvanized plates comprise on-spot spliced partition seams made through splicing of multiple flat and straight partition seams and multiple crossed partition seams; and the partition seam construction of the constructed concrete floor comprises the steps of (1) processing of the partition seams, (2) measurement and setting out, (3) on-spot splicing of the partition seams, (4) binding of reinforcement cages, (5) overall pouring of concrete and (6) seam filling of the partition seams. The method disclosed by the invention has the beneficial effects that the on-spot spliced partition seams are completed through on-spot slicing of the flat and straight partition seams and the crossed partition seams which are processed and formed inadvance; the flat and straight partition seams and the crossed partition seams have rational design and good use effects; and problems such as a long construction period, poor use effects, low resistance to frost heaving and failure to guarantee construction equality during existing partition seam construction of large-area concrete floors can be solved effectively.

The invention provides a slag tapping machine and a garbage incinerator. The slag tapping machine comprises a slag falling well, a slag collecting cavity, a sediment hopper and a slag push arm. The slag falling well is connected with a slag discharging opening of the garbage incinerator. The slag collecting cavity is located below the slag falling well and communicates with the slag falling well,and a slag outlet is formed in the front end of the slag collecting cavity. The sediment hopper is arranged at the rear end of the slag collecting cavity and communicates with the slag collecting cavity. The slag push arm is arranged in the slag collecting cavity and divides the slag collecting cavity into a front cavity and a rear cavity, a scraping plate is arranged on the slag push arm, the slag push arm is set to conduct reciprocating movement to push slag in the front cavity to be discharged out of the slag outlet, the scraping plate conducts reciprocating movement along with the slag push arm to push slag located in the rear cavity into the sediment hopper. By the adoption of the slag tapping machine and the garbage incinerator, the work of removing silt in the rear cavity of the slag collecting cavity is achieved, and the working cost of manual silt removal is reduced.

The invention discloses a galvanized plate integrated dividing joint. A plurality of straight dividing joints and a plurality of cross-shaped dividing joints are adopted to be assembled into an onsiteassembled dividing joint, independent dividing joints adopted in the straight dividing joints and the cross-shaped dividing joints are galvanized plate dividing joints, and the two sides of the straight dividing joints are provided with force transmission steel plates. The galvanized plate integrated dividing joint is reasonable in structural design and good in using effect, and the problems thatin the prior art, during existing large-area concrete terrace dividing joint construction, the construction period is long, the using effect is poor, the frost heaving resistance is low, and the construction quality is unlikely to be ensured can be effectively solved. Meanwhile, the invention further discloses a method for constructing the concrete terrace through the galvanized plate integrateddividing joint. The method comprises the steps of 1, dividing joint machining, 2, surveying and setting out, 3, dividing joint onsite assembling, 4, reinforcement cage binding, and 5, concrete overallpouring. The method is simple, design is reasonable, the construction efficiency is high, the construction period is short, and the construction quality can be effectively ensured.

The invention discloses a traffic guardrail reflective tape automatic smearing device. The traffic guardrail reflective tape automatic smearing device comprises a surrounding protecting rack, a rotating disk, a smearing cylindrical body, and smearing sponge blocks; the internal side bottom surface of the surrounding protecting rack is fixedly connected with a motor; the top of a rotating shaft ofthe motor is fixedly connected with the bottom surface of the rotating disk; the panel surface of the rotating disk is fixedly connected with positioning columns; the top of each positioning column isrotatingly connected with a gear; the top surface of each gear is fixedly connected with a stand column; the rod body of each stand column is fixedly connected with one end of a telescopic rod, and the other end of the telescopic rod is fixedly connected with a panel surface of a supporting protecting plate; the panel surface of the rotating disk is fixedly connected with the smearing cylindricalbody; the top end of the smearing cylindrical body is fixedly arranged at the bottom surface of a top plate. The traffic guardrail reflective tape automatic smearing device can be used for batch spraying coating before traffic guardrail installation, and reducing workload of workers in spraying coating along streets; operation is not limited by weather conditions; and cleaning work caused by dropping of paint on the roads is avoided.

The invention discloses a rock core box facilitating rock core size statistics for geological exploration. The rock core box comprises a box body structure, a sampling mechanism and an equipment cleaning mechanism, wherein the sampling mechanism and the equipment cleaning mechanism are both located in the box body structure, the box body structure comprises a core box, the core box comprises a supporting base, and the top part of the supporting base is fixedly connected with a bottom plate. The invention relates to the technical field of rock core boxes. The rock core box facilitating rock core size for geological exploration is important equipment in geological drilling and geological scientific research processes. Aiming at the problems that an existing rock core box is troublesome to store or carry, dust is easy to fall on the surface of the box body in some places with relatively simple measurement environments, and the box body is affected with damp due to a humid field, so that instruments in the box body are damaged and economic loss is caused, the rock core box disclosed by the invention is convenient to disassemble and high in sealing performance, equipment and samples can be stored in a classified mode, convenience is brought to travel detection, and transportation is also facilitated.

The invention discloses a purifying apparatus, a cabinet applying the purifying apparatus, and equipment applying the cabinet. The purifying apparatus comprises a wind channel structure, which is provided with a wind channel and a plurality of dust removing filters, wherein the dust removing filters are arranged in the wind channel, and when external gas passes through the wind channel, all or part of the micro-particles carried by the external gas can be adsorbed to the dust removing filters or fall onto the inner wall of the wind channel after the micro-particles impact the dust removing filters. According to the technical scheme of the present invention, through the dust removing filters positioned in the wind channel, the external gas enters the wind channel and then flows through thedust removing filtering, and all or part of the micro-particles carried by the external gas can be adsorbed to the dust removing filters or landed on the inner wall of the wind channel after the micro-particles impact the dust removing filters, such that the filtered gas enters the cabinet so as to achieve the purpose of gas purifying, wherein the purifying operation is simple, and the purifying apparatus has simplified structure and low cost.

The invention discloses a mining multi-stage drum screen. The mining multi-stage drum screen is characterized in that the mining multi-stage drum screen comprises a base and a plurality of screening mechanisms; each screening mechanism comprises a drum screen, a driving mechanism and an anti-blocking mechanism, the driving mechanisms drive the drum screens to rotate, the drum screens are sequentially and rotatably connected in a sleeved mode from inside to outside, and the outermost drum screen is rotatably mounted on the base; and the anti-blocking mechanism comprises an anti-blocking shaft and a plurality of anti-blocking rods, the anti-blocking shaft is rotatably mounted on the inner sides of the drum screens, and the anti-blocking rods are fixed to the outer circumferential surface ofthe anti-blocking shaft and used in cooperation with sieve meshes on the drum screens when the drum screens rotate. Compared with the prior art, the invention has the advantages that the rotating speeds of the drum screens can be adjusted separately to meet the requirements of minerals with different sizes for the rotating speeds of the drum screens, so that the mineral screening quality and efficiency are guaranteed, and the situation that the mining multi-stage drum screen has to be stopped for maintenance and sieve mesh cleaning due to blockage of the sieve meshes is avoided.

The invention provides a brush coating tool for a cast-in steel pipe, and belongs to the technical field of casting. The brush coating is used for overcoming quality defects of sand burning, iron coated sand and the like on the inner wall of the cast-in steel pipe in a pouring process. The brush coating tool comprises a liquid material storage chamber, a liquid material circulation pipeline and aliquid material brush, wherein the liquid material storage chamber is provided with a liquid material inlet and a liquid material outlet, and the liquid material outlet is connected with one end of the liquid material circulation pipeline; and the other end of the liquid material circulation pipeline is connected with the liquid material brush. With the adoption of the brush coating tool, uniformbrush coating for the inner wall of the cast-in steel pipe can be realized, so that the problems of sand burning and iron coated sand of the cast-in steel pipe in the pouring process are solved, the problem of product obsolescence caused by quality defects of the cast-in steel pipe is reduced, meanwhile, the cleaning work of the cast-in steel pipe is avoided, and working efficiency and productionefficiency are increased.

The invention relates to the technical field of chemical wastewater, in particular to a harmless treatment system and method for chemical wastewater. The harmless treatment system for the chemical wastewater comprises a bottom rack, a supporting frame, a filtering mechanism, a communicating pipe and a secondary treatment mechanism. According to the invention, a rotating rocker is matched with a fixed pulley through a traction rope to drive a collecting plate, so that filtered sundries can be upwards pulled and lifted, and a worker does not need to enter the device to clean the sundries. In a stimulation treatment mechanism, rotating blades are used for cleaning the chemical wastewater again through the mutual cooperation of a cleaning net and a disinfectant. In cleaning branch chains, a cleaning rack drives a brush to clean sundries on a filter screen through mutual cooperation of a tensioning spring rod and a cleaning plate, and the situation that the sundries block the filter screen and affect the filtering efficiency of the chemical wastewater is avoided.

The invention discloses a multi-station machining drilling and milling machine tool capable of automatically recycling dust for a printed circuit board. The multi-station machining drilling and milling machine tool comprises a supporting base, a drilling and milling machine head, a first bevel gear and a second bevel gear; the drilling and milling machine head is arranged at the outer side of the upper end of the supporting base, a workbench is arranged on the surface of the middle end of the supporting base, and a supporting block is arranged at the middle end of the workbench; and a fixing block is arranged in the supporting block, a connecting rod is arranged in the fixing block, and the surface of the connecting rod is sleeved with a volute spiral spring. According to the multi-station machining drilling and milling machine tool capable of automatically recycling the dust for the printed circuit board, through the arrangement of a cleaning rod, the interior of a drilled and milled hole is conveniently cleaned; and meanwhile, through the arrangement of a second cleaning brush head, the dust on the surface of the printed circuit board is conveniently cleaned, so that subsequent independent cleaning work on the printed circuit board is avoided, repeated work is avoided, and the working efficiency is improved.

The invention provides a file format and data power failure restoration method and system based on an intelligent terminal. The method specifically comprises the following steps: detecting the power failure event of a system at the intelligent terminal; checking a data backup area, judging whether the file format in the system is corrupted, if the file format is corrupted, performing the corresponding file format restoration operation according to a pre-stored file format attribute and to-be-restored file configuration information, and then saving; further judging whether the file data of the system is corrupted, if the file data is corrupted, performing the corresponding data restoration operation according to a pre-stored file log, and then saving. Through the adoption of the method provided by the invention, the cleaning operation of the original system restoration method is avoided, the data loss when an accident occurs is reduced, the data restoration efficiency is improved, and the convenience is provided for a user.

The invention discloses a clinical medical waste recovery device, and relates to the technical field of medical waste recovery. The clinical medical waste recovery device comprises a recovery container, a liquid containing cavity and a solid containing cavity are formed in the recovery container, a first sealing cover is clamped at the top of the liquid containing cavity, a second handle is fixedly mounted at the top of the first sealing cover, a second sealing cover is clamped to the top of the first sealing cover, a third handle is fixedly installed at the top of the second sealing cover, a feeding hopper is fixedly installed on one side of the recovery container, the interior of the feeding hopper communicates with the interior of the liquid containing cavity, a top cover is clamped to the top of the feeding hopper, and a first handle is fixedly mounted at the top of the top cover. A solid part and a liquid part in medical waste can be separately stored, the danger caused by solid-liquid mixing of the medical waste is avoided, the medical waste can be disinfected, and the danger of the medical waste is greatly reduced.

The invention discloses an electric ecological aquarium, and a fish school state control system and a control method thereof. The electric ecological aquarium comprises a sealed box body, liquid sealed in the box body, and fish-shaped plastic bodies swimming in the liquid. Magnets are arranged on the inner parts or the surfaces of the fish-shaped plastic bodies; a control interlayer is arranged ina circumferential wall of the sealed box body; a plurality of electromagnetic coils are arranged in the control interlayer; a magnetic field produced by at least any one electromagnetic coil at a power-up state forms a flux path in the liquid; and the fish-shaped plastic bodies move along the flux path under the action of the magnetic field. According to the electric ecological aquarium, and thefish school state control system and the control method thereof, the ornamental value and the attractiveness of the aquarium are ensured, meanwhile, the occurrence of cleaning work produced by a living body aquarium is avoided, and the housekeeping work load is reduced.

The invention discloses an environment-friendly natural gas boiler with a smoke backflow supplementary heating function. The boiler comprises a natural gas boiler body, a cleaning mechanism, a dragging plate and a cleaning ring, a combustion mechanism is arranged at the bottom of the natural gas boiler body, a heating water tank is installed at the top of the combustion mechanism, and the left side of the combustion mechanism is connected with the cleaning mechanism through a smoke exhaust pipeline. According to the environment-friendly natural gas boiler, the cleaning mechanism is installed at the top of the natural gas boiler body, smoke exhausted from a smoke exhaust port can be conveniently filtered, a cleaning plate is arranged in the cleaning mechanism, cleaning work on the surface of a second filter screen is facilitated, blockage of the second filter screen is avoided, the filtering effect is improved, then the filtered smoke is conveyed into the combustion mechanism through a heat preservation pipeline so that the smoke can be heated, and the smoke can be reused.

The invention relates to the technical field of water-based antirust agents, in particular to an environment-friendly quick-drying water-based antirust agent and a preparation method thereof. The antirust agent comprises the following components of, in parts by weight, 170-220 parts of sodium silicate, 35-50 parts of deionized water, 9-14 parts of rust remover, 5-8 parts of sodium phosphate powder, 4-6 parts of straight iron wires, 1-2 parts of triethanolamine, 2-4 parts of boric acid, 0.1-0.3 part of ethylenediamine tetraacetic acid and 0.7-1.1 parts of sodium tungstate; and before the antirust agent is smeared on a metal surface prone to be rusted, rust on the metal surface needs to be treated, so that the field operation is inconvenient. According to the antirust agent, pre-smeared glue, combined liquid and film-forming particles in the water-based antirust agent are matched with each other, the metal rust attached in a pre-smeared glue smearing process is separated through the combined liquid, then under the heating effect of dissolving of the sodium phosphate powder in the film-forming particles, the rust dissolved in the sodium silicate is separated out under the action of gravity, and therefore, the rust removing operation required before the antirust agent is smeared is avoided, and the use effect of the environment-friendly quick-drying water-based antirust agent is improved.

The invention discloses a storage medium information elimination tool performance test method and device, the device comprises a server, a first application program, a test file, a storage medium body, a client, a second application program and a determination program, the server is electrically connected with the client, and the server is electrically connected with the second application program through the client. The second application program is electrically connected with the storage medium body, the second application program is an information elimination program, and the server is electrically connected with the measurement program through the client. By setting the test file, the second application program and the measurement program, the effect of detecting the working reliability of the information elimination program is achieved, a worker can be reminded to maintain the information elimination program in time, and the situation that the information elimination program cannot thoroughly eliminate files in the storage medium body is avoided; and the storage space in the storage medium body is clean, and the storage space in the storage medium body is prevented from being occupied.