826results about How to "Improve cleanliness" patented technology

The invention relates to an automatic ampoule bottle opening device. An ampoule clamping rotary platform is arranged at the bottom of the interior of a shell of the device, a sliding platform is arranged on the upper portion of the interior of the shell, a sterilization device, a scratch device and a scrap absorbing device which are capable of making linear movement horizontally are installed on the sliding platform, and a knocking device which is fixed in position is arranged at the left side of the interior of the shell; the ampoule clamping rotary platform comprises a lifting module, a rotating module and a clamping module; the sliding platform comprises guide rods, a screw rod, a nut, a motor and sliding seats, the motor drives the screw rod to rotate, and the sliding seat which is fixedly connected with the nut makes linear motion along the guide rods; the sterilization device comprises a sterilization support plate, a gauze circulation mechanism and an alcohol spraying mechanism; the scratch device comprises a scratch support plate, grinding wheels, synchronous belts, synchronous pulleys, a gear set and a motor; the scrap absorbing device comprises a negative pressure draft fan, a flexible pipe and an absorbing nozzle, and the absorbing nozzle is installed below the scratch support plate. The device is reasonable and compact in structure, standard in operation, adjustable in power and capable of being compatible with ampoule bottles of all specifications on the market, by means of the device, glass particles are prevented from falling into the ampoule bottle to the maximum extent, and no environmental pollution is caused.

A roman curtain includes a curtain unit and a winding unit. The curtain unit has a covering portion, a top edge portion of which is adapted to be mounted to or in the vicinity of an upper edge of the window and which extends downwardly, an upper tube that is disposed on a rear side of the covering portion, a lower tube that is disposed on the rear side of the covering portion below and spaced apart vertically from the upper tube, and two rods that extend into the upper and lower tubes respectively. The winding unit has a winding rod that is adapted to be mounted rotatably to or in the vicinity of the upper edge of the window, and a winding piece, a top end portion of which is connected to the winding rod.

The invention discloses a cleaning machine and a cleaning technique of an automatic vertical quartz tube, pertaining to the technical field of cleaning. The machine is formed by integrating a horizontal part cleaning cabinet and a vertical quartz cleaning cabinet into a whole. Each cabinet is respectively and internally provided with a water spraying device, an acid spraying device and a gas spraying device, a liquid storage tank and a heating tank are arrange at the lower part of the cabinet, and a acid liquid recovery tank and a circulation pump are fixed between both tanks. The invention has continuous cleaning and fine cleaning procedures, and a workpiece can be acid washed, rinsed, dewatered and blow-dried in a cabinet or two cabinets, or be roughly washed and fine washed to enhance the cleanness of workpiece to ensure good quality; acid liquid and water can be circulated and recovered, thus saving the cost.

The invention provides a full-automatic self-cleaned intelligent dining table. From bottom to top, the intelligent dining table comprises table legs, a table frame and a tabletop, wherein a central control unit is arranged on one of the table legs; the table frame comprises a first vertical rack and a second vertical rack; the top ends of the first vertical rack and the second vertical rack are movably connected to the bottom of the tabletop in a rotatable mode, and the second vertical rack can stretch in a vertical direction; a cavity is formed in the tabletop, and a cleaning brush, which is connected to the central control unit, is arranged in the cavity; the cleaning brush comprises a first connecting rod, a second connecting rod, a third connecting rod and a brush head which are sequentially connected; central shafts of the first connecting rod and the third connecting rod are parallel to a platform of the tabletop, and a central shaft of second connecting rod is perpendicular to the platform of the tabletop; the first connecting rod, the second connecting rod and the third connecting rod can stretch in corresponding axial directions thereof; and the brush head can rotate around the central shaft of the third connecting rod. The dining table provided by the invention has the beneficial effects that the surface of the table can be automatically cleaned, with a good cleaning effect, so that ground is protected from getting dirty, and the service life of a table board is prolonged.

The invention provides a data eliminating method, device and system. The method comprises the steps of sending a search request to a metadata server, wherein the search request carries a file identification corresponding to a data object, and the file identification is written into the data object corresponding to the file when an application server is used for conducting the writing operation on the file; receiving the search result returned by the metadata server; if the search result indicates that the file identification corresponding to the data object does not exist in the metadata server, eliminating the data object corresponding to the file identification which does not exist in the metadata server. Therefore, space occupied by invalid data is released, the performance for eliminating the invalid data is improved, and the utilization rate of system resources is effectively improved.

The invention discloses high-carbon microalloy round steel for a fracture splitting connecting rod of an automotive engine and a production method thereof. The steel comprises the following chemical components in percentage by weight: 0.60 to 0.80 percent of C, 0.17 to 0.37 percent of Si, 0.30 to 0.90 percent of Mn, 0.020 to 0.60 percent of P, 0.050 to 0.080 percent of S, 0.015 to 0.0300 percent of N, one or several of microally elements V, Nb, Ti and B, and the balance of Fe and inevitable impurities. The production method of the high-carbon microalloy round steel comprises: (1) steel tapping by high catching carbon; (2) vacuum degassing (VD) vacuum treatment; (3) treatment in ladle furnace (LF); (4) execution of a continuous casting process; and (5) heating and rolling of continuously cast blank, and execution of a segmental cooling process of high-temperature quick cooling and low-temperature slow cooling. The high-carbon microalloy round steel provided by the invention has the characteristics of high cleanness, small composition segregation, low crack sensitivity, uniform and fine texture and high surface quality, and the provided production method has the characteristics of low production cost, energy conservation, simple process route, high maneuverability and simplicity of control.

The invention discloses a cleaning machine table for a semiconductor package products and a cleaning process thereof. The cleaning machine table comprises a control panel, a cleaning operation area and a drying area, wherein the control panel is arranged on the upper part of a front face of the machine table and is used for controlling the cleaning procedure; the cleaning operation area is arranged in the middle of the front face of the machine table, is in a shape of a hollow groove and comprises more than one cleaning slots, and the cleaning machine table is provided with an ultrasonic generation device corresponding to each cleaning slot so that the semiconductor package products in the cleaning slots can be cleaned by the ultrasonic waves; and the drying area is used for drying the cleaned products. The cleaning process comprises the following steps of ultrasonic chemical cleaning, ultrasonic washing in water and drying. After cleaned, the residual glue on the semiconductor package product can be nearly and completely removed so that the product performance is greatly improved and the following product function test is convenient.

The present invention extends an interior corner piece to create flange portions of a ceramic or porcelain molding. The structure of the invention can provide a sanitary transition between a wall and a floor by smoothing out and raising the surface away from a sharp corner or crevice. The invention also moves edges of the corner piece farther away from the inside corner. This can improve sanitation and allow for easier cleaning. This structure can promote a smoother installation and more uniform molding scheme by possibility improving the stability of the design to allow the molding piece to lie flush in the corner. The features of the invention may promote easier installation, better sanitation, and a pleasing appearance to the molding scheme.

The invention discloses a production method for all-cotton spunlace non-woven fabric for medical health. The production method includes the steps that blowing is conducted, wherein dust removing is conducted on pure-natural ginned cotton; primary carding is conducted, wherein fibers are combed to be orderly arranged, and impurities in raw materials are further removed; degreasing is conducted, wherein wax or grease on the cotton fibers is removed; bleaching is conducted; secondary carding is conducted, wherein the fibers are combed to be orderly arranged, and cotton knots may be generated in degreasing and bleaching are removed; net laying is conducted, wherein carded cotton nets are overlapped and spread in a reciprocating and staggered mode in the direction of the cotton fibers of the cotton nets; spunlacing is conducted, wherein high-pressure water flow is used for tangling the cotton nets; finished products are coiled. The two times of carding is conducted, greasing is conducted, then spunlacing is conducted, so that impurities and cotton knots are reduced to the maximum, the production cost is reduced, and raw materials and energy are saved. According to the production method, the raw material of the direct product is the pure-natural cotton so that the fabric is soft in texture, good in affinity with the skin, free of toxins, irritation and sensitization, good in water absorption, convenient to use and comfortable.

The invention relates to a building decoration equipment capable of automatically grinding and painting arc-shaped walls. The lower end is installed with a brushing device and a grinding device in sequence from front to back. A receiving trough is installed at the lower end of the grinding device. The side wall of the receiving trough is an arc structure. Cylinders, steering motors, steering plates, push cylinders, adjustment hydraulic cylinders, brush holders, rotating motors and brushes. The invention can solve the problems of high risk, poor cleanliness, low work efficiency, high labor intensity and incomplete grinding in the process of painting the outer wall of the curved wall, and can realize automatic grinding of the curved wall, The function of painting has the advantages of good safety, high cleanliness, high work efficiency, better grinding effect and low labor intensity.

The invention discloses equipment integrating the functions of indoor air purification and enriched oxygen preparation. The equipment comprises a housing, an indoor air purification system and an enriched oxygen preparation system; the enriched oxygen preparation system comprises an oxygen preparing component, an atomizing breathing outlet and an oxygen preparing waste gas repurification treatment system; the indoor air purification system comprises a purification chamber and an anion generator; and a dust filtering component, an adsorption and filtering component, a photocatalyst sterilization and filtering component and a UV (ultraviolet) sterilization lamp are mounted in the purification chamber in sequence. The equipment has the functions of air purification and enriched oxygen preparation at the same time; source air of the enriched oxygen preparation system adopting a pure physical mode is purified air; waste gas, dust and the like, produced during the operation process of the equipment, are purified into purified air to be exhausted, so that zero emission and zero pollution of the waste gas, dust and the like are realized.

The invention discloses a method for manufacturing a shell of an electronic controller for a vehicle. The method comprises a step of manufacturing a mould, a step of die-casting, a step of removing material handles and sludge ladle from a blank, a step of removing burrs, a step of vibration grinding, a step of testing air-tightness, a step of checking flatness and position of a mounting hole, a step of washing and drying and a step of warehousing finished products. The method adopt high-tech means to ensure design of the mould and high manufacture precision, and selects proper die-casting equipment to ensure small deformation of a formed product. Through the step of vibration grinding, proper vibration grinding equipment, a grinding material, washing agent and proper process parameters are selected, after the surface of the formed product is washed, the product has high cleanliness (surface tension reaches 56mN/m) and high dimension precision; actual operation process parameters are set for key steps, such as die-casting, grinding, washing and the like so that the method adapt to standard production and mass production of the products.

The invention discloses an anti-dazzle method for optical glass by a wet process. The method specifically comprises the following steps: cleaning, wind-shearing and drying a to-be-processed fresh glass substrate in a dust-free environment; further cleaning the glass substrate by adopting a plasma gas, and roughening the surface of the glass; pre-heating the substrate and maintaining constant temperature; adjusting parameters of a spraying process; coating an anti-dazzle liquid by way of ultrasonic atomization; placing, leveling and carrying out surface dry after coating; roasting and curing to form a film; and slowly cooling the substrate to room temperature and preparing the anti-dazzle glass after examination. Compared with existing anti-dazzle technology, the hardness is increased from 2H to over 5H compared with that of a straight sticker. Compared with conventional anti-dazzling in an etching method, environment-friendliness is realized and Moore phenomenon is reduced. The cleanness is further enhanced and the film binding force is improved by adopting the plasma gas to roughen the glass substrate. The effect of ultrasonic atomization is better than that of common aerodynamic discretion. The atomizing particles are smaller and more uniformly dispersed.

The invention relates to a concrete waste recycling device and method. The device comprises a first support, a crusher, a screening machine, a guide chute and a feeding mechanism, wherein the screening machine comprises a second support, a U-shaped fixing frame and a vibrating motor; a fixing plate protrudes out of the side wall of the U-shaped fixing frame; a spring is arranged between the top ofa supporting leg of the second support and the fixing plate; at least one filter screen is arranged on the U-shaped fixing frame and is parallel to the long edge of the U-shaped fixing frame; the filter screens are vertically arranged in parallel; the apertures of the filter screens from the upper layer to the lower layer are gradually reduced; a cleaning mechanism is arranged above the screeningmachine; a transmission mechanism is correspondingly arranged on one side, far away from the crusher, of the screening machine; and a drying mechanism is arranged above the transmission mechanism. According to the device, ash adhered to the surface of the materials is removed while the concrete materials are screened, so that the surface of the materials is kept clean, the proportion of each material is accurately controlled when a user subsequently prepares the concrete, the interfacial strength between the gel material and the aggregate can be enhanced, and the quality of the recycled concrete is ensured.

The invention provides a cleaner for the surface of a metal material, comprising oxidizing agent, a pH regulator, surface active agent, solubilizer, defoaming agent and purified water; wherein, the weight percentage of the oxidizing agent is 0.5 percent to 5 percent, the weight percentage of the pH regulator is 3 percent to 12 percent, the weight percentage of the surface active agent is 5 percent to 15 percent, the weight percentage of the solubilizer is 1 percent to 10 percent, the weight percentage of the defoaming agent is 2 percent to 7 percent and the rest is purified water; the cleaner is an alkaline water-soluble cleaner, has good cleaning effect to pollutants remained on the surface of the metal material, has low corrosion without corrosion equipment, is not easy to damage the surface of the metal material, meets the requirements of environment protection and has reasonable formulation design, simple preparation technique and low cost; and the cleaned waste liquid is convenient to be treated and discharged.

The embodiment of the invention provides an automatic machine oil cleaning system, relates to the technical field of internal combustion engines lubrication, and is used for prolonging the replacing period of machine oil in an engine, reducing the cost of a machine oil cleaning system, and improving the reliability of the machine oil cleaning system. The automatic machine oil cleaning system comprises an auxiliary machine oil box, an oil supply device connected with the auxiliary machine oil box and the engine respectively, and an oil return pipeline of a communicating vessel, wherein two ends of the oil return pipeline are communicated with the bottom end of an oil pan and the top end of the auxiliary machine oil box respectively; the peak of the oil return pipeline is higher than the set machine oil level of the oil pan; the set machine oil level of the oil pan is lower than the accessible uppermost level and the accessible bottommost level of the engine; the height difference between the set machine oil level of the oil pan and the accessible uppermost level or the accessible bottommost level is set according to the pressure in the oil pan during the operation of the engine and the atmospheric pressure, so that when the machine oil level in the oil pan is higher than the set machine oil level, machine oil can flow back to the auxiliary machine oil box along the oil return pipeline.

The invention relates to full-automatic intelligent metal surface grinding equipment, which comprises a fixing table. A fixing rod is fixedly arranged at the top of the fixing table; a fixing plate isfixedly arranged at the top of the fixing rod; electric telescopic rods are symmetrically and fixedly mounted at the bottom of the fixing plate; the bottom end of the electric telescopic rod is fixedly connected with a lifting plate; connecting rods are symmetrically arranged at the bottom of the lifting plate; a grinding roller is arranged between the connecting rods in a rotating mode; one endof the grinding roller is fixedly connected with a grinding motor; fixed rollers are arranged on the two sides of the grinding roller; the fixed rollers are fixedly mounted at the bottom of the lifting plate through pressing rods; and the pressing rod comprises a fixing sleeve rod, a pressing spring and a pressing supporting rod. Metal can be continuously conveyed to a workbench to be ground, meanwhile, the metal can be well fixed during grinding, the stability during grinding is guaranteed, scraps generated during grinding can be well cleared away, and the metal surface treatment efficiency is improved.

The invention discloses a dish washing machine, which comprises an inner liner and a steam spraying device, wherein the steam spraying device comprises a steam generator, a steam rectifier and a plurality of steam spray nozzles; the plurality of steam spray nozzles are arranged in the inner liner; a steam inlet connected with the steam generator and a plurality of steam outlets respectively connected with the plurality of steam spray nozzles are formed in the steam rectifier; the steam rectifier is used for performing uniform pressure division and flow division on steam entering the steam rectifier from the steam inlet; and each steam spray nozzle is provided with a plurality of spray holes communicating with the corresponding steam outlets. The dish washing machine provided by the invention has the advantage that through the arrangement of the steam rectifier used for performing uniform pressure division and flow division on the steam entering the steam rectifier and the plurality of steam spray nozzles with the plurality of spray holes, contaminants such as stubborn oil stain on tableware put in the inner liner can be sufficiently softened, so that the clean washing effect of the dish washing machine is improved.

The invention relates to an upper pocket block for argon blowing of a continuous casting tundish. The upper pocket block comprises an upper pocket block body, ventilation ceramic rods, a gas chamber and a gas inlet pipe. The middle of the upper pocket block body is provided with a vertically through upper pocket mounting hole, the ventilation ceramic rods in circularly uniform arrangement and the circular gas chamber are arranged in the upper pocket block, the gas chamber is positioned at the bottoms of the ventilation ceramic rods and communicated with the ventilation ceramic rods, and the gas inlet pipe is connected to the side of the gas chamber. When argon is blown in, an annular gas curtain shield is formed around the upper pocket to perform gas washing on molten steel about to enter the upper pocket, floating and removing of slag inclusion are facilitated, the problem that slag is whirled away by eddies at the upper pocket under the low liquid level condition of the tundish is solved, and consequently cleanliness of the molten steel is improved while molten steel remained in the tundish is reduced.

The invention provides a method for continuously cooking grass raw materials, comprising the following steps: (1) preparing the grass raw materials before dipping to obtain the prepared grass raw materials before dipping; (2) transferring the prepared fibrous raw materials into an impregnator through a screw feeder, adding impregnation liquid for dipping treatment, putting the prepared grass raw materials in a digester and adding impregnation liquid to the digester at the same time, and then adding hot black liquor for primary cooking to obtain the primarily cooked grass raw materials; and (3) adding cooking liquor to the primarily cooked grass raw materials for secondary cooking to obtain pulp of the grass raw materials. The method of the invention achieves the purpose of continuously cooking the grass raw materials with large liquor ratio, shortens cooking time, reduces energy consumption and improves uniformity of the pulp. The invention further provides cooking equipment used in the method.

An air conditioner including a body having an evaporator for heat-exchanging air flowing in the body, and an air purifying module coupled to the body. The air purifying module may have a light emitting diode part disposed along a flow path of the air to provide ultraviolet rays, and a filter part disposed adjacent to the light emitting diode part.

The invention discloses an automatic lifting mechanism comprising a supporting box, a working table, a supporting column, a transmission device, a driving device and a control device, wherein the supporting box is a hollow structure; the hollow structure forms an installing cavity; one end of the supporting column penetrates through the top wall of the supporting box and is connected with the working table; the other end of the supporting column is connected with the transmission device; the transmission device is installed in the installing cavity; the driving device is connected with the transmission device; the control device is electrically connected with the driving device; the control device controls the driving device which drives the transmission device; the transmission device drives the supporting column for linear reciprocating movement; the transmission device comprises a threaded rod, a nut and a supporting plate; the nut penetrates in the central position of the supporting plate; one end of the threaded rod penetrates through the nut and is meshed with the nut; the other end of the threaded rod is connected with the driving device; the driving device drives the threaded rod to rotate; the lateral wall of the supporting plate is provided with a slide block with a groove; the lateral wall of the supporting box is provided with a guiding rail; the guiding rail corresponds to the slide block and is parallel to the threaded rod and the guiding rail is clamped and connected with the groove of the slide block. The invention aims to provide the automatic lifting mechanism, which has high transmission precision, high cleanliness, low noise and simple and compact structure and is suitable for lifting finished products or semifinished products on the production lineof vacuum environmental industry.

The invention discloses an ultrasonic automobile windshield rain removal system. The ultrasonic automobile windshield rain removal system is characterized in that a plurality of ultrasonic vibrators are installed on the inner wall of a windshield, and an ultrasonic signal generator is arranged in an automobile, is electrically connected with the ultrasonic vibrators through a control module and is controlled through a vehicle-mounted ECU (Electronic Control Unit); a vehicle-mounted power supply supplies power to the ultrasonic signal generator and the ultrasonic vibrators; a windshield wiper control lever of the automobile transmits a switching signal to the vehicle-mounted ECU and the ultrasonic signal generator is controlled to work or not to work through the vehicle-mounted ECU. As a further improvement to the technical scheme, the automobile is provided with a rainfall sensor, the rainfall sensor is connected with the vehicle-mounted ECU through a switch and the ultrasonic signal generator is controlled to work or not to work through the vehicle-mounted ECU. The ultrasonic automobile windshield rain removal system has the advantages that the rain and foreign matter removing effect is remarkably improved, the capability of removing attachments especially with higher viscidity is very good, no dead zone exists, the weight is greatly reduced, the size is reduced and the space is saved; the sight is not blocked; the service life is long and the later-stage maintenance cost and the material waste are reduced.

To suppress dust or the like from being drawn into a delivery zone when opening a lid of a pod in an EFEM system, a load port unit in the EFEM system includes a sealing member arranged on an external space side of a base, which defines a delivery zone and has an opening portion formed therein, and a sealing member arranged on the delivery zone side. A surface of a door that closes the opening portion on an external opening side protrudes toward the external space side with respect to an imaginary plane defined by a sealing region of the sealing member on the external opening side.

The invention relates to a low-carbon equivalent high strength and toughness cast steel and a preparation method thereof. The low-carbon equivalent high strength and toughness cast steel comprises the following chemical components in percentage by weight: 0.14 to 0.18% of C, 0.30 to 0.60% of Si, 1.00 to 1.20% of Mn, 0.40 to 0.60% of Cr, 0.70% to 0.80% of Ni, 0.20 to 0.30% of Mo, not greater than 0.025% of P, not greater than 0.020% of S, 0.02 to 0.03% of V, 0.03 to 0.05% of Nb, not greater than 0.20% of Cu, and the balance of Fe. The preparation method is characterized by comprising the following steps: performing secondary refining through an electric-arc furnace and an AOD (Argon Oxygen Decarburization) furnace; and carrying out high-heat treatment. The low-carbon equivalent high strength and toughness cast steel and the preparation method thereof have the beneficial effects that the micro-alloying technology is introduced to the production of low-carbon cast steel, so that the strength as well as low-temperature toughness of the material can be greatly improved on the premise that high welding performance is remained; the electric-arc furnace and the AOD furnace are adopted for performing joint smelting; the decarburization quantity in the oxidization period can be improved, and phosphorus and other harmful elements in molten steel can be removed by the electric-arc furnace; the secondary deoxidation is performed by the AOD furnace, the argon is charged for refining, and thus oxide inclusion in the molten steel, and N, H, O and other gases can be removed as far as possible, and as a result, the cleanness of the molten steel can be greatly improved; and before hardening and tempering, the high-temperature pretreatment process is carried out, thus the crystal grain is refined, and a condition is created for finish heat treatment.

The invention relates to a specific pulse blowback dust cleaning device with a blowing self-cleaning function and an air dust cleaning and purifying function for air purification equipment and a dust cleaning method. The specific pulse blowback dust cleaning device for the air purification equipment comprises a machine cabinet, a fan component and a dust collection drawer, wherein the fan component is fixed in the machine cabinet through a fan pressure plate; a pulse rotation dust cleaning component is positioned below the fan pressure plate and connected with the machine cabinet; a triangular positioning rack is fixed on the four sides of a hole of a hole plate; an offline dust cleaning cover is covered on the hole of the hole plate and positioned in the triangular positioning rack; the upper end of an air sleeve is connected with an upper end plate of the triangular positioning rack; a piston is positioned in the air sleeve and moves vertically along the inner wall of the air sleeve under the action of compressed air, and the upper end of a piston rod passes through the air sleeve and is in limited sliding fit with a limit nut; the limit unit is communicated with an air bag through an air duct and a pulse electromagnetic valve; the air bag is positioned on the plate of the hole plate; and the lower end of the piston rod is communicated with a blowing rotating rack which is positioned in a filter barrel, and the lower end of the blowing rotating rack is in rotary fit with a jacking hand wheel.

The invention relates to clean corrosion-resistant steel for ocean engineering and a manufacturing method thereof. The clean corrosion-resistant steel comprises the following chemical components in percentage by weight: 0.01-0.03% of C, 0.28-0.95% of Si, 0.10-0.50% of Mn, 0.010-0.10% of P, 0.10-0.90% of Ni, 0.05-0.25% of Cu, not more than 0.006% of S, not more than 0.005% of Nb, not more than 0.005% of V and not more than 0.005% of Ti, wherein the sum of Cu and Ni is not less than three times of the C content and is not more than 1.15%, and the sum of Ni and Mn is not less than 1.5 times of the Cu content and is not more than 1.28%. The manufacturing method comprises the following steps of: smelting, carrying out vacuum treatment and continuously casting; heating and uniformly heating cast blank; continuously rolling to manufacture finished-product steel plates; and naturally cooling down to room temperature. According to the clean corrosion-resistant steel for the ocean engineering and the manufacturing method thereof, disclosed by the invention, on the premise of meeting mechanical property of the steel of an ocean structure, the seawater corrosion resistance is improved by at least 35%, the cleanliness of the steel is high (the number of impurity grains observed under a metallographic microscope of 100 times is not more than 5), and the cold and hot processing properties are excellent.

The invention discloses a soft-shelled turtle storage and breeding mechanism, which belongs to the field of aquaculture equipment. The invention includes a breeding pond, a lifting frame, a traction rope, a rope guide wheel, a rope winding wheel and a lifting motor. The lifting frame can be lifted horizontally along the lifting guide rod. The two ends of the rope shaft are respectively vertically and symmetrically equipped with rope winding wheels. The driving sprocket and the rope winding sprocket are connected by a rope winding chain transmission. The traction rope is set on the guide rope wheel. A plurality of water-guiding through holes are uniformly arranged on the metal plate on the lower side of the frame, and fixing plates are arranged on both sides of the middle part of the lifting frame inclined downward, and crawling nets are arranged on the upper surface of the fixing plate. The invention has a reasonable structural design, can efficiently store a large number of turtles caught up temporarily, improves the quality of turtle storage and breeding, increases the storage and breeding time of turtles, and can conveniently select turtles according to needs to meet the needs of use.

The invention discloses a triply-connected multilayer protective film for a mobile-phone screen and a using method thereof. The triply-connected multilayer protective film comprises five layers of films which are mutually conglutinated, wherein the five layers of films are sequentially an outer-layer protective film, a shape-positioning film, a screen-protecting film, a parting film and a PE (Poly Ethylene) film, wherein the outer-layer protective film covers outside the shape-positioning film and completely covers the shape-positioning film; cutting lines are arranged on the shape-positioning film, and three shape-positioning areas which are arranged in parallel and are adapted to the shape of a mobile phone are formed by the cutting lines; cutting lines are arranged on the screen-protecting film, and three window areas which are arranged in parallel and are adapted to the mobile phone screen are formed by the cutting lines; and the three shape-positioning areas on the shape-positioning film respectively cover the three window areas on the screen-protecting film. Through the mode, the triply-connected multilayer protective film can be rapidly positioned, so that the screen-protecting film can be rapidly pasted onto the mobile phone screen, and films can be once pasted onto three mobile phones, so that the production efficiency is greatly improved.

The invention relates to a painting device, in particular to a painting device for building wood boards. By the painting device for building wood boards, the time and labor are saved, uniform paintingis implemented, the wood boards do not need to be painted manually, and thus, paint smell cannot affect health of people easily. The painting device for building wood boards comprises a bottom plate,supporting legs, a supporting plate, a top plate, a thumb cylinder, a first cylinder, a sleeve and the like; and the supporting legs are mounted at the bottom of the bottom plate, the supporting plate is mounted on the left side of the top of the bottom plate, the top plate is mounted on the top of the supporting plate, a rotating device is arranged between the lower part of the right side surface of the supporting plate and the left side of the top of the bottom plate, and a rotating component of the rotating device is connected with the thumb cylinder. Paint is air-dried so that the dryingspeed of paint can be increased; then the wood boards can be used within a short time, an eliminating device can eliminate residual paint on the bottom plate, cleanliness of the bottom plate is not affected, the time and labor are saved, and uniform painting is implemented.