127results about How to "Solve cleanliness" patented technology

The invention discloses an automatic dust and pollution prevention device of an optical device. A device (such as a camera shooting instrument, a laser distance measuring machine, an infrared detector, an optical sensor and other light receiving and emitting devices) provided with the optical window is placed in a sealed protection shell, a thin film optical window is arranged on the wall face, opposite to the optical window, of the sealed protection shell, and thin film paper arranged in the thin film optical window has the automatic updating function. Therefore, the automatic dust and pollution prevention device can effectively overcome the technical defects that in the prior art, the optical window of a lens, an optic and the like can not be automatically cleaned and maintained and air and water need to be supplied to devices of the optical window of the lens, the optic and the like, and solves the technical problem that the optical window of the lens and the optic and the like can not be cleaned and maintained when the device provided with the optical window is installed in field high air, special fields and dangerous environments. Besides, the automatic dust and pollution prevention device of the optical device has the advantages of being reasonable in design, high in universality, wide in application range, small in size, compact in structure, high in automation degree, convenient to use and maintain and the like.

The invention discloses a dedusting device for a photovoltaic panel, which comprises a frame, transparent wind deflectors, an upper rolling shaft, a lower rolling shaft, a plastic thin film conveyer belt, a motor and a rotary hair brush. Two transparent wind deflectors are respectively arranged at the left end and the right end of the frame. The upper rolling shaft and the lower rolling shaft are respectively arranged at the upper end and the lower end of the frame and are connected through the plastic thin film conveyer belt. The motor drives the lower rolling shaft through a speed reducing mechanism, and the rotary hair brush is arranged at one side of a lower frame of the frame and is contacted with the plastic thin film conveyer belt tightly. The dedusting device for the photovoltaic panel has simple structure and low cost and is convenient to maintain, safe and reliable and is appropriate for dedusting the solar cell panels in water-deficient areas.

The invention relates to a cement-free well cementation method for a horizontal section of a horizontal well. The cement-free well cementation method the step of constructing a well completion system structural pipe string of a horizontal section sleeve fixing tool; delivering the constructed pipe string to the bottom of an oil-gas well, performing mud circulation, starting the sleeve fixing tool, effectively fixing a sleeve and the well wall, and establishing internal circulation of the well; throwing balls into the well, building and testing the pressure, increasing and stabilizing the pressure until a packer inflatable channel in a non-drilling plug tool is open, and inflating and sealing the packer; increasing and stabilizing the pressure until the packer inflatable channel is closed; increasing the pressure until a cement injection channel is opened; delivering a well cementation rubber plug to a close seat of the non-drilling plug tool, and closing the cement injection channel; and salvaging the inner cylinder of the non-drilling plug tool, matching accessories and the well cementation rubber plug to complete the whole construction process. By using the method, the construction process can be simplified, the working cycle can be shortened, and the well completion cost is reduced.

The invention discloses an automobile air window washing liquid which contains following components by mass percent: 15 percent to 90 percent of methanol, 0.01 percent and 0.5 percent of benzotriazol, 0.08 percent and 0.5 percent of alkyl poly indicant, 0.05 percent to 0.5 percent of fatty alcohol ether sodium sulfate and 0.0005 percent to 0.003 percent of paint. The molecular formula of alkyl poly indicant in de-ionized water is (C6H6O5)nCmH2m+1, wherein n can be an integer between 1 and 8 and m can be an integer between 8 and 12. The invention has the advantages that the automobile air window washing liquid can be evaporated from the surface of windows rapidly without residue and removes shell-lac from window surfaces and also can clean the window surfaces; in addition, the washing liquid has excellent function to prevent the metal of washing system form being oxidized and etched by acid, and can effectively protect all metal parts of pipes of washing system.

The invention relates to a clean water and feeding system for dairy cows, which includes a sunken feeding channel which is arranged outside the fence and can accommodate water or feed. The outer side of the feeding channel is rotatably connected with an arc-shaped cover , after the arc-shaped cover is closed, it can form a closed pipeline with the feeding channel; a bracket is provided on the inside of the feeding channel, and two slide rails are erected through the bracket. There is also a discharge control head that is located between the two slide rails and can move along the two slide rails. The discharge control head is connected to the material source through the pipeline and can control the feed to fall into the feeding channel. The invention reduces the labor load of workers, adding feed is clean and hygienic, avoiding waste of feed, and facilitates the cleaning of feed residues; the remote feeding station can control the drive device to realize the continuous feeding or fixed-point feeding operation of driving the discharge control head ; It well solves the problems of inconvenient cleaning, bacterial growth and peculiar smell existing in the prior art.

The invention discloses an industrial uniform material deep processing and filling device. The industrial uniform material deep processing and filling device comprises a material treatment tank; a raw material temporary storage tank is arranged on the left side of the material treatment tank; the raw material temporary storage tank communicates with a feeding port of the material treatment tank through a material conveying pipeline; a flow meter is arranged on a pipe body of the material conveying pipeline; a driving motor is arranged at the top of the material treatment tank; a stirring rotating shaft is arranged at the bottom end of the driving motor and stretches into the bottom of a tank body of the material treatment tank; and the right end of a pipe body of a water spray guide pipe leads two branches to communicate with a pipeline body of a material filling head correspondingly. According to the industrial uniform material deep processing and filling device, efficient and constant-speed charging is realized, and the actual charging effect is better; the phenomenon of non-uniform materials in the filling cavity caused by the treatment mechanism with the traditional form is avoided, and the materials are treated more completely and reasonably; furthermore, the traditional filling machine head is simpler and more convenient to clean, the work difficulty is reduced, and the practicability of the traditional filling equipment is further enhanced.

The invention discloses a biopsy sample storage device for the hepatobiliary surgery department, and relates to the technical field of storage equipment, the biopsy sample storage device comprises a box body, a clamping assembly, a buffer assembly, a power assembly and a control unit, and further comprises a diaphragm assembly and a gas adjusting assembly; the diaphragm assembly comprises a diaphragm main body and a tubular bulge; the diaphragm main body is a rubber box body with an opening in the top; the top edge of the diaphragm main body is fixed on the top of the box body or fixed on the side wall close to the top of the box body through a diaphragm fixing assembly; the tubular bulge is positioned at the bottom of the diaphragm main body, the main body is tubular, and the length of the main body is more than or equal to three percent of that of a test tube for containing a biopsy sample; a closed space is formed between the diaphragm assembly and the box main body; the gas adjusting assembly is positioned in the closed space and is used for controlling the amount of gas in the closed space; the biopsy sample storage device has the technical effects that the biopsy sample storage device is simple and thorough to clean and disinfect after being used every time, and cross contamination is not easily caused.

The invention discloses a formula, a preparation method and application of an antifouling treating agent for a decorative material. The antifouling treating agent is prepared from the following materials in parts by weight: 0-50 parts of modified acrylic resin (with a bright surface), 0-50 parts of modified acrylic resin (with a non-bright surface), 7-8 parts of melamine resin, and 0-10 parts of methylisobutylketone. The preparation method of the antifouling treating agent for the decorative material comprises the following steps: adding the modified crylic acid at a certain ratio according to the required haze, and stirring for 5-10 minutes, sealing and packaging for further use, adding a catalyst before production use, stirring for 10-15 minutes, and adjusting applicable suitable viscosity by using MEK (methyl ethyl ketone). The antifouling treating agent can be used for surface of PVC synthetic leather and surface of SEMI-PU synthetic leather. Compared with the prior art, the antifouling treating agent can be used easily wiping blots without a strong solvent, is easy and convenient to use, and is wide in application range.

The invention relates to a pipeline outer wall processing device and a pipeline processing technology thereof. The pipeline outer wall processing device comprises a bottom plate, walking wheels, a position adjusting device, a cleaning device and a collecting device. The walking wheels are mounted at the lower end of the bottom plate, and the position adjusting device is installed at the upper endof the bottom plate. The cleaning device is mounted on the side wall of the position adjusting device, the collecting device is disposed below the cleaning device, and the collecting device is mountedon the bottom plate. The pipeline outer wall processing device solves the difficult problems that in the existing cleaning process of an indoor vertical pipeline outer wall, the difficulty of cleaning is high, labor cost is high, potential safety hazard exists, the labor intensity is high, the work efficiency is low and the cleanness of the working environment is poor; and the function of automatic cleaning of the indoor vertical pipeline outer wall can be realized, and the pipeline outer wall processing device has the advantages of convenient cleaning, low labor cost, high safety degree, lowlabor intensity, high work efficiency, high cleanliness of the working environment and the like.

The invention relates to an automatic cleaning method of a zinc tin bronze electric conductive hair spring. The automatic cleaning method comprises the following steps: firstly, welding one end of the hair spring with an insulator on the front side of a protective filament plate, and suspending the other end of the hair spring; secondly, mounting a special tool on the protective filament plate, and then causing the back side of the protective filament plate on which the special tool is mounted to be upwardly mounted in a tool basket; thirdly, downwardly placing the hair spring in the tool basket and the protective filament plate at a feed inlet of a six-tank type ultrasonic fully-automatic cleaning machine; and fourthly, starting the cleaning machine, carrying out six-tank multi-frequencycleaning by utilizing a manipulator carrying the tool basket, and then obtaining the hair spring after the cleaning. According to the material, the shape and the radius R of the electric conducting hair spring, the invention can select optimal ultrasonic frequency to be matched with ultrasonic cleaning power and control cleaning technological parameters by rationally programming the cleaning procures, the cleaning time, and the like, thereby obtaining an optimal cleaning effect. Due to the improvement of the cleanliness of the hair spring, the reliability of a gyroscopic apparatus is also stably improved.

The invention provides a dish-collecting robot for restaurants, which comprises a head detection device, wherein the head detection device is fixed on a rotatable cavity; the rotatable cavity is provided with a left arm supporting column and a right arm supporting column; the left arm supporting column and the right arm supporting column are embedded in the rotatable cavity; the front ends of the left arm supporting column and the right arm supporting column are provided with a left gripper and a right gripper correspondingly; the front ends of the left gripper and the right gripper are embedded in the tail ends of the left arm supporting column and the right arm supporting column correspondingly; a control rotating motor is arranged at the bottom of the rotatable cavity; the rotatable cavity is connected with the control rotating motor through a transmission rod; a bottom plate is arranged on the lower part of the rotatable cavity; one end of the bottom plate is provided with a dish storage cavity; the bottom of the dish storage cavity is fixedly connected with the face end of the bottom plate; the other end of the bottom plate is provided with a box body; the bottom of the box body is fixedly connected with the face end of the bottom plate. The dish-collecting robot changes the traditional dish treatment mode into an automatic collecting, tidying and transporting mode, so that labor cost is greatly saved, and labor force is released.

The invention belongs to the technical field of home appliances, and in particular relates to a cleaning control method for a home appliance cleaning box and a home appliance. The method comprises thefollowing steps: acquiring to-be-cleaned information in the home appliance cleaning box during cleaning and calculating water volume information needed during cleaning according to the to-be-cleanedinformation and generating a cleaning control command; and controlling the home appliance to be cleaned according to the cleaning control command. The method can control the water volume, and the water inlet amount, the frequency of a circulating water pump, the spray amount and the water inlet amount are related to quantity or clean degree of to-be-cleaned bowls and chopsticks, so that the problem of halfway cleaning, poor cleaning effect and waste of water and electric energy is solved to a great extent. A user does not need to arrange or adjust the water inlet amount manually, so that the cleaning efficiency can be improved, the water is saved, a purpose of being efficient and energy-saving is achieved, and the use experience and comfort level are improved.

The invention provides a pulverized coal ammonium nitrate fuel oil explosive and a preparation method and application thereof. The pulverized coal ammonium nitrate fuel oil explosive is prepared from the following raw materials in parts by weight: 70.9-93.6 parts of porous granular ammonium nitrate, 1-25 parts of pulverized coal, and 4.1-5.4 parts of diesel oil. The preparation method comprises the following steps: (1) preparing the porous granular ammonium nitrate, pulverized coal and diesel oil according to the parts by weight; (2) uniformly mixing the porous granular ammonium nitrate, the pulverized coal and the diesel oil to obtain the pulverized coal ammonium nitrate fuel oil explosive. The pulverized coal ammonium nitrate fuel oil explosive is applied to surface mine blasting including rock loosening blasting, blasting for throwing rock and millisecond blasting. The pulverized coal ammonium nitrate fuel oil explosive has great explosive power, wave impedance similar to that of rock, and high throwing rate in blasting for throwing rock, and has low unit consumption, good blasting effect and low cost in various blasting processes. The preparation method is simple. The blasting effect is good in the blasting process.

The invention relates to a medical test tube treating instrument. The medical test tube treating instrument comprises a bottom plate, a mounting frame, a storing device, an auxiliary device, a cleaning device and a sewage tank. The storing device, the mounting frame and the auxiliary device are sequentially mounted on the bottom plate from left to right; the cleaning device is mounted at the lowerend of the mounting frame, and the sewage tank is arranged at the lower end of the cleaning device and mounted on the side wall of the mounting frame; the storing device comprises a linear guide rail, an electric sliding block, a mounting plate and a placing mechanism; the auxiliary device comprises a rotating mechanism and an auxiliary mechanism; and the cleaning device comprises a water pipe, apower mechanism and a cleaning mechanism. According to the medical test tube treating instrument, the problems that in the existing medical test tube cleaning process, the dependence degree on manualwork is high, the working efficiency is low, potential safety hazards exist, and cleaning is not thorough can be solved, the function that medical test tubes are automatically cleaned can be achieved, and the medical test tube treating instrument has the advantages that automatic cleaning can be achieved, the working efficiency is high, safety is good, and the cleaning effect is good.

The invention discloses a sterilization disinfectant formula for nursing. The sterilization disinfectant is prepared from, by weight parts, raw materials comprise nursing raw materials and disinfection raw materials, wherein the nursing raw materials are 2-10 parts of lubricating humectant, 5-9 parts of fructus xanthii, 10-12 parts of propylene glycol, 8-10 parts of tea polyphenols, 5-12 parts of sodium chloride solution, 4-8 parts of polysorbate, 2-6 parts of carboxybutyl chitosan, 3-6 parts of lithospermum purpurocaeruleum, 7-10 parts of Chinese parsnip root and 6-8 parts of forsythia suspense; and the disinfection raw materials comprise 3-8 parts of coconut oil, 2-9 parts of lauramide propyl betaine, 5-10 parts of hydroxy propyl cellulose, 10-14 parts of acetic acid chlorhexidine, 4-8 parts of pine needle oil, 5-10 parts of glycerol, 12-16 parts of chloroxylenol and 8-12 parts of benzenesulfonicacid. The sterilization disinfectant is extremely small in irritation to the skin of the human body, and the sterilizing effect and the skin cleaning effect are greatly improved.

The invention discloses a raw material screening device for ceramic processing, and relates to the technical field of ceramic processing. The raw material screening device for ceramic processing comprises a crushing box, a motor is fixedly connected to the top of the crushing box, an output shaft of the motor penetrates through the crushing box, extends to an inner cavity of the crushing box and is fixedly connected with a rotating shaft, crushing cutters are fixedly connected to the outer side of the rotating shaft at equal intervals, the right side of the crushing box is fixedly communicatedwith a feeding pipe, the bottom of the crushing box is fixedly communicated with a connecting pipe, and a connecting valve is arranged in an inner cavity of the connecting pipe. The raw material screening device for ceramic processing has the advantages that a first screen, a second screen, frameworks, first sliding blocks, sliding grooves, a fixing block, a connecting block, a box door, a sealing ring, a clamping device, a mounting block, a mounting base, a baffle, a movable block, a spring, a second sliding block, a movable rod, a clamping plate and a third sliding block are arranged, so that the problem that in an existing raw material screening device for ceramic processing, a filter plate and the inner wall of a screening box are not convenient to clean can be solved.

The invention provides a high-altitude ceiling decorative aluminum plate mounting method and device. The device comprises a main body steel structure, a decorative aluminum plate, a civil engineeringstructure, a connecting base and an electric pulley basket; the main body steel structure is embedded below the civil engineering structure, the connecting base is welded to the bottom of the main body steel structure, an I-shaped steel basket track is welded to the bottom of the connecting base, and the electric pulley basket is connected to the I-shaped steel basket track in a sliding manner. The mounting device provided by the invention is simple in structure, convenient for mounting and construction, convenient for the movement of the electric pulley basket and strong in practicability; the security risk concern of the altitude ceiling mounting is reduced, and the ceiling mounting quality is improved; the mounting method provided by the invention is low in manufacturing cost and low inlater maintenance cost; the later maintenance and cleaning problems are solved, and the method and device can be extensively applied to various similar projects.

The invention discloses a forming process for an inner panel of an automobile tailgate, which comprises the following steps: 1. determining that the drawing die surface is V-shaped with the opening facing upward; Die parting line and window hole parting line; 3. Blanking, forming the outer contour and window hole contour to obtain the semi-finished product of the tailgate inner panel; 4. According to the upper parting line, the lower parting line and the window hole The position of the parting line, the semi-finished product is placed on the drawing die for drawing forming, and the drawing die adopts a drawing die with a binder ring binder core and a window hole binder core. The invention can solve the forming quality problems such as easy wrinkling and cracking, insufficient internal forming, poor rigidity and other forming quality problems caused by drawing forming of the inner panel of the automobile tailgate, as well as the quality problems caused by the piercing knife process, long manufacturing time and heavy workload And other issues.

The invention discloses a preparation method of a ceramic tile with an ultra-matte effect. The preparation method comprises the following steps: (1) preparing a ceramic green body; (2) coating of cover glaze; (3) ink-jet printing; (4) coating of dry granular glaze; and (5) drying and sintering. The softening temperature of the dry granules A is 1150-1190 DEG C, and the softening temperature of the dry granules B is 1010-1070 DEG C. The melting temperature of the whole dry granule glaze layer can be adjusted by matching the two kinds of dry granules at different temperatures and changing the composition proportion of the two kinds of dry granules, so that the glossiness, the hand feeling and the antifouling property of a glaze surface are adjusted, the good fine and smooth hand feeling and the excellent antifouling property are guaranteed, and meanwhile, the anti-fouling performance of the glaze surface is improved. The glossiness of a dark-color product can be 0-1 degree, and the glossiness of a light-color product can be 1-3 degrees; the dry granular glaze contains two fine dry granules with different melting temperature ranges, and can adapt to a relatively large range of firing temperature through formula adjustment, the effect is achieved under the conditions that the firing period is 50-70 minutes and the firing temperature is 1190-1226 DEG C, and the problems that the matte brick is not low enough in glossiness, poor in hand feeling and not easy to clean are solved.

The invention provides a reverse cleaning device for a filter screen in a sewage treatment pipeline. The reverse cleaning device for the filter screen in the sewage treatment pipeline comprises a discharge pipe and the filter screen, wherein the filter screen is arranged in the discharge pipe; a plurality of guide plates are arranged on the downstream side, located on the filter screen, in the discharge pipe along a horizontal direction, and are distributed at intervals along a vertical direction; a slag discharge pipe and a washing pipe are respectively arranged on the discharge pipe on the upstream and the downstream of the filter screen in a communicating way; the washing pipe is arranged on the downstream of the guide plates; valves are respectively arranged on the slag discharge pipe and the washing pipe; valves are also arranged on the discharge pipe on the upstream of the slag discharge pipe and the discharge pipe on the downstream of the washing pipe. The problems that in an existing shale gas sewage treatment system, impurities filtered in the pipeline cannot be cleaned easily, the filter screen is blocked easily, and the maintenance cannot be carried out easily are solved. The reverse cleaning device for the filter screen in the sewage treatment pipeline provided by the invention belongs to the technical field of shale gas development.

The invention relates to an automatic cleaning system for an environment-friendly drug bottle, comprising a base plate, an installation rack, a conveying device, a bottle cleaning device and an auxiliary device; the installation rack is installed on the base plate; the installation rack is a structure capable of extending in left and right directions; the lower end of the installation rack is provided with the bottle cleaning device; the conveying device is arranged at the lower end of the bottle cleaning device; the auxiliary device is arranged at the lower end of the conveying device; the conveying device and the bottle cleaning device are installed on the base plate; and the conveying device comprises a No.1 fixing plate, a No.2 fixing plate, a conveying barrel, a material placing barrel, a material placing rack, a rotary gear, a drive gear and a drive motor. The automatic cleaning system for the environment-friendly drug bottle provided by the invention can solve the defects of high labor cost, low working efficiency, poor working continuity, incomplete cleaning and small using scope of the current environment-friendly drug bottle during the cleaning process; the automatic cleaning function of the environment-friendly drug bottle can be realized; and the automatic cleaning system has the advantages of low labor cost, high working efficiency, high working continuity, complete cleaning and wide using scope, etc.

The invention relates to an intelligent building decoration equipment capable of secondary painting on the outer wall of an arc-shaped balcony, including a mounting frame, a connecting device, a limit device, a moving device and a painting device. The number of the mounting frames is two, and the two mounting frames A connecting device is installed between them, two limit devices are installed at the front and rear ends of the mounting frame, a moving device is installed at the lower end of the mounting frame, and a painting device is installed in the middle of the front end of the mounting frame. , Auxiliary agencies, grinding agencies and brushing agencies. The invention can solve the problems of high risk, poor cleanability, low work efficiency, high labor intensity and inconvenient movement in the secondary painting process of the outer wall of the arc-shaped balcony, and can realize automatic grinding and painting of the outer wall of the arc-shaped balcony. It has the advantages of good safety, high cleanliness, high work efficiency, low labor intensity and flexible movement.

The invention discloses a cleaning robot which comprises a walking unit, a control unit, a dust suction unit, a display unit, a voice unit and a collision detection unit, wherein the cleaning robot isprovided with at least one obstacle detection unit for detecting position data of obstacles in a cleaning region; the obstacle detection unit is mounted at the top of a front side of the cleaning robot and is connected with the control unit; the obstacle detection unit comprises a first detection module for detecting whether obstacles exist in front of the cleaning robot or not and a second detection module for detecting whether obstacles exist above the top of the cleaning robot or not. The solution adopted by the invention solves a problem that the conventional cleaning robot cannot detectwhether the obstacles exist on the front side and above the top of the cleaning robot or not at the same time, and solves a problem that a user cannot timely and accurately find the cleaning robot because the cleaning robot is easy to stay in a part of relatively low indoor space region and cannot be automatically recharged.

The invention relates to a multi-position seat for public occasions, which comprises a sear rack and more than two seat panels, wherein the seat rack comprises a support beam and four legs which are distributed on both ends of the support beam; any one seat panel is fixedly arranged on the support beam; the seat panels are arranged along the length direction of the support beam; a photocatalyst coating is respectively covered on the surfaces of the seat panels and formed by uniformly stacking titanium dioxide particles along the surfaces of the seat panels, and has the thickness within 10 to 250nm; the support beam comprises four parallel rod members; armrests are fixedly arranged on both ends of the support beam; and ultraviolet lamps of which the irradiation direction points at the seat panels are arranged in the armrests. In the invention, a beam type structure is used for supporting the seat so that barriers to be cleaned in the public space are less. The photocatalyst coating can produce charges when being irradiated by ultraviolet rays, and negative oxide ions and hydroxyl radicals are produced after the charges are in reaction with hydrone and oxygen molecules in the air so as to kill bacteria and viruses. Thus, the problem that seats in public occasions are difficultly kept to be clean can be solved.

The invention relates to a self-cleaning tap for a water purifier. The self-cleaning tap comprises a water inlet pipe; the upper part of the water inlet pipe is sleeved with an adjuster; the bottom end of the water inlet pipe is sleeved with a pressure maintaining valve element; water outlet holes communicating with the water inlet pipe are formed in the pressure maintaining valve element; buckles are arranged on the periphery of the pressure maintaining valve element; an elastic piece is arranged between the adjuster and the pressure maintaining valve element and outside the water inlet pipe; the adjuster and the pressure maintaining valve element are sleeved with a shell; a slide rail matched with the buckles is arranged on the inner side surface of the shell; the adjuster adjusts the sizes of the water outlet holes in a manner that the elastic piece pushes the buckles on the pressure maintaining valve element to rotate along the slide rail of the shell and move up and down; a filter element is arranged in a part, below the pressure maintaining valve element, in the shell; a water collecting cavity is formed between the filter element and the pressure maintaining valve element; a cleaning device capable of being in vertical sliding fit with and rotating synchronous with the pressure maintaining valve element is arranged between the filter element and the shell; the shell is provided with an openable and closeable discharge port corresponding to the bottom end of the cleaning device; and water outlet ends are arranged under the filter element.

The invention discloses a ventilation device of an electrical transmission steel rail grinding vehicle, a system and a method thereof; the device comprises an inertial filter and a blind window; the inertial filter comprises a dust collection tank, a dust removing fan, a dust removing port and a dust removing air duct; the blind window comprises a V-shaped groove and louvre blades; the louvre blades are arranged on both sides of the V-shaped groove; the bottom of the V-shaped groove is provided with the dust collection tank; when a ventilator in a vehicle body works, negative pressure is formed in the vehicle body, external air enters through a relative front end of the V-shaped groove of the blind window, impurities pass through the dust collection tank at the relative bottom of the V-shaped groove under the inertial action and are discharged out of the dust removing port through the dust removing fan in the dust removing air duct, the filtered air enters the vehicle body through the louvre blades of the blind window, and the air and the impurities are separated. Two devices are arranged over against each other on the side wall of the vehicle body to form the system. According to the ventilation device of the electrical transmission steel rail grinding vehicle, the system and the method thereof, the technical problems in the prior art that the air cleanliness in the vehicle body and the radiating requirements on electrical equipment cannot be met, the working conditions in the vehicle body for personnel are quite poor are solved.

The embodiment of the invention discloses a wireless earphone and a sterilization and disinfection method thereof, and relates to the technical field of earphones. According to the wireless earphone provided by the invention, a UV germicidal lamp is arranged right below the storage groove of the earphone box; when the earphone is placed in the storage groove; the UV germicidal lamp is over againstthe in-ear part of the earphone, thus the ultraviolet ray emitted by the UV germicidal lamp can well cover the in-ear part and realize sterilization and disinfection of the in-ear part. According tothe wireless earphone provided by the embodiment of the invention, the problems that when the existing wireless earphone is used by different people, the in-ear part is easily polluted, and the manualcleaning is not thorough can be solved; according to the sterilization and disinfection method, a control signal is sent to a control circuit board through switch triggering of the earphone box, thecontrol circuit board controls the UV germicidal lamp to be turned on and turned off after receiving the control signal, and therefore when the earphone is located in the box, sterilization and disinfection can be conducted on the in-ear part conveniently, intelligently and efficiently.

The invention provides a scrubber base for containing a scrubber. The scrubber comprises a mainframe, a drive mechanism, a cleaning mechanism and a balance steering mechanism; the drive mechanism comprises a edge wheel set, the cleaning mechanism comprises a water tank, a rolling brush and a scraping strip, and the balance steering mechanism comprises a universal wheel set; the scrubber base comprises a base body and a boss protruding out of the top face of the base body; the invention further provides a scrubber set. By arranging the boss on the base body, the mainframe is ejected by the boss, springs in the balance steering mechanism and the drive mechanism can be naturally stretched to rest, the surface of the rolling brush and the edge of the scraping strip can obtain the space to be recovered to the original state, and therefore the technical problems that due to the fact that the scrubber is not correctly stored, the springs inside the balance steering mechanism and the drive mechanism are fatigue and lose efficacy, the surface of the rolling brush and the edge of the scraping strip deform, the cleaning effect of the scrubber is poor, the fault rate is increased, and the service life is shortened are effectively solved.

The invention discloses an indoor air conditioning system and method. The system comprises an air inlet channel and an air outlet channel which respectively communicate with the indoor and outdoor spaces, wherein a filter screen, a deduster, an ultraviolet lamp, a fan, an HEPA (high efficiency particulate air) filter and an ion generator are installed in the air inlet channel; and a fan is installed in the air outlet channel. The method comprises the following steps: adding inorganic ions into outdoor clean air introduced from the air inlet channel, and sending the air with the inorganic ions to all corners in the indoor space; decomposing organic pollutants, peculiar smell, bacteria, mold and other pollutants discharged by an indoor pollution source; and discharging the indoor air through the air outlet channel, and decomposing the indoor organic pollutants. The system is provided with two wind paths, and is capable of introducing outdoor fresh clean air and discharging indoor dirty air to improve the indoor environment and temperature, thereby thoroughly solving the problems of cleanliness and freshness of the indoor air. Furthermore, the system has the advantages of simple structure and low cost, and is easy to implement.

The invention relates to an automatic cleaning robot of an environmentally-friendly reagent bottle. The automatic cleaning robot comprises a bottom plate, a mounting frame, a conveying device and a bottle washing device, wherein the mounting frame is mounted on the bottom plate; the bottle washing device is mounted at the lower end of the mounting frame; the conveying device is arranged at the lower end of the bottle washing device; the conveying device is mounted on the bottom plate; the conveying device comprises a first fixed plate, a second fixed plate, a conveying barrel, a material placement barrel, a material placement barrel, a rotating gear, a drive gear and a drive motor; and the bottle washing device comprises a first mounting plate, a second mounting plate, a rotating motor, arotating shaft, a rotary adjustment block, a connection sliding block, a lifting frame, a driving motor, a driving gear, a driven gear and a bottle washing brush. The automatic cleaning robot can overcome the shortcomings of high labor cost, low working efficiency, low work continuity, incomplete cleaning, small use range and the like in an existing cleaning process of the environmentally-friendlyreagent bottle and can realize an automatic cleaning function for the environmentally-friendly reagent bottle.