551results about How to "Guaranteed adsorption effect" patented technology

The invention relates to the technical field of electrode materials, in particular to porous carbon, a silicon-carbon negative electrode material, an electrode plate, a lithium ion battery and an electric appliance. The porous carbon has micropores and mesopores, and the percentage of the pore volume of pores with the pore diameter smaller than 3 nm in the total pore volume is higher than 85%; the percentage of the pore volume of pores with the pore diameter less than 0.7 nm in the total pore volume is less than 15%; the pore size distribution of the porous carbon is in a Koelreuteria-type distribution, and the Koelreuteria-type distribution is that Dv / Dw of a pore size distribution curve is greater than 0.05 cm < 3 >. G <-1 >. Nm <-1 > in a pore size interval of 1-3nm. The porous carbon provided by the invention is micro-mesoporous porous carbon, is distributed in a koelreuteria shape, is low in pore resistance, can improve the silicon loading efficiency, ensures the adsorption capacity and also ensures the de-intercalation of lithium ions, and the silicon-carbon negative electrode material prepared from the porous carbon is high in capacity and efficiency and lower in expansion performance.

The invention relates to the technical field of sewage treatment, and particularly discloses a metal processing sewage treatment device which comprises a treatment pond and a liquid inlet pipe arranged on the treatment pond, a rotating roller is rotationally arranged in the treatment pond, an adsorption belt is wound on the side face of the rotating roller, a plurality of electromagnets are arranged in the adsorption belt, and the adsorption belt corresponds to the liquid inlet pipe after being rotationally unfolded. The control end of the electromagnet extends to the outside of the side, close to the guide plate, of the adsorption belt, the electromagnet is powered off and closed when the adsorption belt is wound to drive the control end of the electromagnet to move to the guide plate, a collecting frame is arranged on the side face of the adsorption belt, and impurities on the surface of the adsorption belt enter the collecting frame after the electromagnet is powered off. A control part for driving the adsorption belt to unfold is arranged on the treatment tank, and a rotating part for winding the adsorption belt is arranged on the rotating roller; the metal processing sewage treatment device disclosed by the invention has the effect of conveniently removing metal impurities in sewage.

The invention discloses a special-shaped curtain wall positioning and mounting device and method, and belongs to the technical field of building construction, a suspension type lifting structure is arranged, a special-shaped curtain wall at a vertical position can be conveniently and sequentially mounted along with construction, a cross-shaped suction cup is arranged, and when an air pump sucks air through an air pipe, the suction cup is used for sucking the air through the air pipe; the cross-shaped suction cup firmly sucks the special-shaped curtain plate, and finally the special-shaped curtain plate can be positioned and mounted by holding the movable machine base and the telescopic cylinder to recover the cross-shaped base; according to the device, by arranging the cross-shaped suction cup of the cross-shaped structure, the suction face of the suction cup can be attached to the special-shaped curtain plate with the inner arc face, the strip-shaped extending end structures can be bent along the large inner arc face, the adsorbability of the suction cup is guaranteed, the cross-shaped suction cup can be flexibly matched with the special-shaped curtain plates with the different inner arc faces while a larger adsorption area is guaranteed, and therefore the suction efficiency of the special-shaped curtain plate is improved. The adsorbability is strong, and safety and firmness are realized.

The invention relates to the technical field of microorganisms, in particular to a microbial composition for a water-soluble fertilizer and a preparation method thereof.The preparation method comprises the steps that a microbial complex microbial inoculant is immobilized through modified biochar to obtain the modified microbial complex microbial inoculant, and then the modified microbial complex microbial inoculant is modified through a coating material and an ascorbic acid aqueous solution; and uniformly mixing the microbial composition A and the microbial composition B to obtain the microbial composition for the water-soluble fertilizer. According to the invention, the biochar not only can provide nutrients for microorganisms, but also can create a relatively stable living environment; a coating material is sodium alginate and ascorbic acid, so that the stability of the biochar immobilized microorganisms can be further maintained, and the influence of ultraviolet rays on the microorganisms can be reduced. The prepared microbial composition for the water-soluble fertilizer can effectively play roles in fixing nitrogen, dissolving phosphorus, preventing plant diseases and insect pests and promoting plant growth, and has a wide application prospect compared with the prior art.

The invention discloses a water-permeable concrete brick loaded with a metal-organic framework material and a preparation method of the water-permeable concrete brick. The method comprises the following steps: mixing a silicon-aluminum material and an alkali activator to prepare geopolymer slurry, adding an organic amine reagent, mixing, and uniformly stirring to obtain modified geopolymer slurry; aggregate is added into the modified geopolymer slurry, the mixture is uniformly stirred and then loaded into a test mold, the test mold is demolded after standing for 1-2 days, a geopolymer water-permeable concrete brick is obtained, a metal salt solution is uniformly sprayed to the geopolymer water-permeable concrete brick, and the geopolymer water-permeable concrete brick is taken out after being subjected to steam curing for 3-5 h; and uniformly spraying the organic ligand solution on the cured geopolymer water-permeable concrete brick, performing steam curing for 18-22 hours, taking out the geopolymer water-permeable concrete brick after curing, and drying the geopolymer water-permeable concrete brick in a drying oven at 80-120 DEG C for 20-30 hours to obtain the water-permeable concrete brick loaded with the metal-organic framework material. The pervious concrete brick prepared by the invention has better adsorption efficiency, and can play an excellent water purification function in practical application.

The invention discloses a hydroxyapatite loaded copper-palladium diatomic catalyst as well as a preparation method and application thereof. The catalyst comprises a carrier and an active component, the carrier is hydroxyapatite; the active component comprises active metal copper and active metal palladium; wherein the active metal palladium and the active metal copper are respectively loaded on the carrier in an atomic form; on the basis of the total mass of the catalyst, the mass content of palladium is 0.01%-5%, and the mass content of copper is 0.01%-5%. The hydroxyapatite-loaded copper-palladium double-atom catalyst has the advantages that the metal loading capacity is low, the metal atom utilization rate is high, the carrier hydroxyapatite has a high specific surface area and certain alkalinity and adsorbability, the catalyst is applied to a reaction for preparing methanol through carbon dioxide hydrogenation, and methanol generation can be efficiently catalyzed under mild conditions; the catalyst has the advantages of high activity, high selectivity and stable catalyst in a carbon dioxide hydrogenation reaction process, is simple and convenient in preparation process and easy to amplify, and has a good application prospect.

The present invention relates to the field of plastic woven bag processing. The present invention discloses a plastic woven bag wire drawing device, and the problem to be solved by the present invention is that the existing wire drawing machine has low drying efficiency for the plastic film surface. The present invention is composed of a cooling box and an auxiliary drying mechanism. When the plastic woven bag wire drawing device moves back to back through two sliding frames, the upper sliding frame drives the compressed air cylinder to move upward, and the lower sliding frame drives the rectangular tube to move downward and drives the compressed air hollow plate to move downward in the compressed air cylinder, and the gas is pressed into the compressed air hollow plate through the second one-way valve on the lower side of the compressed air hollow plate and transported into the rectangular tube, so that the gas in the rectangular tube squeezes the T-shaped sealing plate to move downward and pushes the air guide tube to deflect with the cross bar of the U-shaped rod as the fulcrum, thereby driving the scraper to deflect and contact the side of the lower sponge roller, and then when the lower sponge roller rotates, the water adsorbed on it is squeezed to the upper side of the air guide tube, ensuring that the lower sponge roller continuously adsorbs the water adhering to the material.

The invention discloses a micro-plastic collection device for rural domestic sewage, and belongs to the field of micro-plastic collection, the micro-plastic collection device comprises a treatment tank, a guide plate is fixedly connected to the inner surface of the treatment tank, a feeding pipe is fixedly connected to the outer surface of the upper end of the treatment tank, and the lower end of the feeding pipe penetrates to the inner side of the treatment tank; a feeding assembly is arranged on the outer side of the feeding pipe and comprises a rotating sleeve rotationally connected with the outer surface of the feeding pipe, blades are fixedly connected to the outer surface of the rotating sleeve, and a fixing frame is fixedly connected to the inner surface of the rotating sleeve. By arranging the collecting assembly, micro-plastics in sewage can be effectively adsorbed and collected through a porous structure of nano magnetic powder, the nano magnetic powder can have a good adsorption effect on the micro-plastics in different shapes and sheet shapes, meanwhile, the micro-plastics in the sewage are effectively adsorbed and collected through cooperation of the nano magnetic powder and a magnetic roller, and the sewage treatment efficiency is improved. Therefore, the collection quality of the micro-plastics can be effectively improved.

The utility model discloses a modular adsorption concentration device and relates to the technical field of waste gas treatment. The device comprises a main body structure, comprising an installation shell, an air outlet formed in the upper end of the installation shell, an air inlet formed in the lower end of the installation shell and a support located at the lower end of a machine shell. The adsorption structure comprises a rotating shaft, a grid frame located on the outer wall of the rotating shaft, a filter box inserted into the grid frame, a clamping plate located at one end of the filter box and a spring located in the side of the filter box; the clamping block is positioned at one end of the spring; the fixing structure comprises a threaded sleeve at the upper end of the support, a screw inserted into the threaded sleeve in a rotating mode, a positioning groove formed in the outer wall of the rotating shaft and a positioning block located at the upper end of the screw. By arranging the adsorption structure, the problems that when activated carbon needs to be replaced due to adsorption saturation, equipment operation needs to be stopped, saturated activated carbon needs to be manually cleaned firstly, then new activated carbon needs to be added, and the replacement process is strenuous and tedious are solved.

The invention discloses a viscosity-reducing fast-dispersing polycarboxylate superplasticizer for high-strength concrete and a preparation method thereof, and relates to the technical field of polycarboxylate superplasticizers. The viscosity-reducing fast-dispersing polycarboxylic acid water reducer for the high-strength concrete comprises the following components in parts by weight: 400 parts of unsaturated polyether macromonomer, 20-40 parts of unsaturated acid monomer and 10-20 parts of unsaturated functional monomer. The invention also provides a preparation method of the polycarboxylate superplasticizer. The water reducer can reduce the viscosity of high-strength concrete, improve the dispersing performance of the concrete and shorten the mixing time, so that the problems of high plastic viscosity and the like of the concrete are solved under the condition of not reducing other performances such as the strength of the concrete.

The invention relates to the technical field of adsorbents, and discloses a ZIF-8-coated Cu-BTCMOF composite material as well as a preparation method and application thereof, and the structure of the ZIF-8-coated Cu-BTCMOF composite material is that a zinc-based metal organic framework is loaded on the surface of a copper-based metal organic framework. The composite material provided by the invention has better iodine adsorption capacity on the basis of better water stability.

The invention belongs to the technical field of air purification, and particularly relates to an environment-friendly formaldehyde removing device for indoor air pollution abatement, which comprises a box body, an axial flow fan, a stirring piece, a conveying mechanism, a storage piece and an absorbing and purifying mechanism, activated carbon particles are brought into the first cylindrical structure through the conveying mechanism, the activated carbon particles absorb formaldehyde in air, and the box body moves according to a set route to absorb formaldehyde in indoor air; after the activated carbon particles are used for a period of time, the activated carbon particles enter the storage piece, the conveying mechanism conveys the activated carbon particles on the lower portion of the first barrel into the containing cavity, and formaldehyde is continuously absorbed; the absorption and purification mechanism absorbs and purifies formaldehyde adsorbed on the activated carbon particles in the storage part, so that the adsorption capacity of the activated carbon particles is recovered, and cyclic utilization of the activated carbon particles is realized; and the activated carbon particles can be recycled without moving all the time, so that the damage probability of the activated carbon particles is reduced.

The invention discloses a fermented feed for improving intestinal health and a preparation method thereof, and relates to the technical field of feed processing; the fermented feed for improving intestinal health consists of ZIF‑8@Clove Basil Oil Nanoparticles, Laver Polysaccharide Active Traditional Chinese Medicine Composite Gel, corn flour, soybean meal powder, grass powder, Bacillus subtilis, yeast and papain; the Laver Polysaccharide Active Traditional Chinese Medicine Composite Gel consists of Laver Polysaccharide, chitosan, compound traditional Chinese medicine superfine powder and citric acid; the ZIF‑8@Clove Basil Oil Nanoparticles are combined with the Laver Polysaccharide Active Traditional Chinese Medicine Composite Gel, and then coated with the fermented feed, so as to effectively isolate the feed from the external environment, maintain the activity of microorganisms in the fermented feed, increase the stability of the feed, and can also absorb harmful substances in the feed, reduce the adverse effects on the digestive tract, significantly improve intestinal health, thereby promoting digestion and absorption, and helping to improve the growth performance of animals.

The invention relates to the technical field of wall-climbing robots, in particular to a permanent magnet wheel type wall-climbing robot applied to tunnel pouring formwork grinding, and solves the problems that in an existing permanent magnet wheel type wall-climbing robot, due to the fact that a permanent magnet wheel adsorbs too many substances, the adsorption effect and the moving capacity of the permanent magnet wheel are affected, and the working efficiency of the robot is reduced. Comprising a base, rear wheels, a driving mechanism, front wheels, a steering mechanism and a grinding mechanism, each of the rear wheels and the front wheels comprises a wheel body, the wheel bodies are made of non-magnetic materials, annular grooves are formed in the middles of the peripheries of the wheel bodies, magnetic rings are embedded in the annular grooves, magnetic shielding coatings are arranged between the annular grooves and the magnetic rings, and auxiliary pieces are arranged on the base above vertical projections of the wheel bodies. A magnetic sheet is arranged below the auxiliary sheet, the magnetic force of the magnetic sheet is larger than that of the magnetic ring, and the driving mechanism, the steering mechanism and the middle grinding mechanism are controlled by a control system to work. Magnetic chips on the surface of the magnetic ring can be effectively removed, the cleanliness and the adsorption effect of the magnetic ring are guaranteed, and the continuous operation capacity of a robot is guaranteed.

The invention provides industrial waste gas treatment equipment, and particularly relates to the technical field of waste gas treatment.The industrial waste gas treatment equipment comprises a base, an adsorption box is fixedly installed in the middle of the top face of the base, the two ends of the adsorption box communicate with a gas inlet pipe and a gas outlet pipe correspondingly, and an electric sliding rail is fixedly connected to the top face of the interior of a second auxiliary box; the electric sliding rail is used for driving the electric sliding block to horizontally move, the activated carbon plate is driven to horizontally move, the unused part of the activated carbon plate is promoted to move to a conveying path of the industrial waste gas, harmful impurities in the industrial waste gas are effectively adsorbed, and the activated carbon plate does not need to be manually replaced in the process; the waste gas treatment continuity is not affected in the process of replacing the activated carbon plate, manpower is saved, the effectiveness of adsorption treatment on the industrial waste gas is guaranteed, then the activated carbon plate adsorbing moisture is heated in a hot air blowing mode, and the waste gas treatment effect of the industrial waste gas treatment equipment is improved.

The invention provides a cerium-zirconium loaded cobalt titanate solid solution nanosphere water treatment catalyst and a preparation method thereof, and relates to the field of water treatment. The cerium-zirconium loaded cobalt titanate solid solution nanosphere water treatment catalyst comprises nano spherical ferroferric oxide, a cerium-zirconium solid solution, cobalt titanate and D-(-)-quinic acid, the nano spherical ferroferric oxide serves as an inner core, the cerium-zirconium solid solution serves as an electron transport middle layer, the cobalt titanate serves as an active component outer layer, and the D-(-)-quinic acid serves as a morphology control agent. On the basis of the mass of the ferroferric oxide inner core, the mass percentage content of the electron transmission middle layer is 60%-80%, and the mass percentage content of the active component outer layer is 20%-40%; wherein the molar ratio of cerium oxide to zirconium oxide in the cerium-zirconium solid solution is 1: (0.33-3). The catalyst provided by the invention is environment-friendly, not only can efficiently catalyze and reduce p-nitrophenol, but also can be repeatedly used, is simple to regenerate, and has higher economic value and wide market application prospect.

The invention relates to the field of VOCs treatment, and discloses a composite material for adsorbing VOCs as well as a preparation method and application thereof. The composite material comprises foam metal and a heat-conducting adsorption material filled in a foam metal framework, the heat-conducting adsorption material comprises a porous material and a heat-conducting material. The composite material provided by the invention has the characteristic of good heat conduction effect, meanwhile, the shape and the size of the foam metal can be randomly adjusted according to the requirements of an adsorption bed layer, and the composite material can be used for adsorbing light hydrocarbons, such as small molecules such as ethane and propane.

The invention discloses an adsorption fixing device for a monocrystalline silicon electrode. The adsorption fixing device comprises an adsorption disc and an air suction assembly, an adsorption hole is formed in the adsorption disc, the adsorption disc is provided with a bearing surface for bearing a monocrystalline silicon electrode, an annular adsorption groove is formed in the bearing surface, and the adsorption groove is connected with the adsorption hole; the air suction assembly is communicated with the adsorption hole and is used for sucking air in the adsorption groove for the adsorption hole. The monocrystalline silicon electrode is fixed in an adsorption fixing mode, the monocrystalline silicon electrode does not need to be clamped by a clamp, and the surface of the monocrystalline silicon electrode can be prevented from being scratched when the monocrystalline silicon electrode is clamped by the clamp.

The invention belongs to the technical field of mineral geological exploration, and discloses a sampling device for mineral geological exploration, which comprises a working plate, one side of the working plate is fixedly provided with a material distribution plate, the upper surface of the working plate is provided with a rotary central column, and the lower surface of the working plate is internally and fixedly provided with a switching motor. A displacement motor is fixedly installed at the upper end of the central column, a displacement rod is fixedly connected to the lower end of an output shaft of the displacement motor, a clamping mechanism is arranged at the upper end of the drilling barrel, and sampling materials are clamped to achieve taking and transferring of the materials. According to the sampling device for mineral geological exploration, the clamping mechanism for clamping a sampled sample is arranged on the inner side of the drilling barrel, so that the sample can be taken away from the ground along with the ascending of the drilling barrel after being taken, and the sample can be conveniently transferred and taken; the influence on subsequent analysis caused by wrong mixing of samples at different depths due to sample breakage in the material taking process is avoided.

The invention discloses a fermented feed for improving intestinal health and a preparation method thereof, and relates to the technical field of feed processing. The fermented feed for improving intestinal health is prepared from ZIF-8 ocimum gratissimum oil nanoparticles, porphyra polysaccharide active traditional Chinese medicine composite gel, corn flour, soybean meal, grass meal, bacillus subtilis, saccharomycetes and papain. The porphyra polysaccharide active traditional Chinese medicine composite gel is prepared from porphyra polysaccharide, chitosan, compound traditional Chinese medicine superfine powder and citric acid, the ZIF-8-coated ocimum gratissimum oil nanoparticles and the porphyra polysaccharide active traditional Chinese medicine composite gel are combined, and then the fermented feed is coated, so that the fermented feed is effectively isolated from the external environment, the activity of microorganisms in the fermented feed is maintained, the stability of the feed is improved, harmful substances in the feed can be adsorbed, the adverse effect on digestive tracts is reduced, and the feed is safe and reliable. The intestinal health is obviously improved, so that the digestive absorption is promoted, and the growth performance of animals is favorably improved.

The invention belongs to the technical field of organic waste gas treatment, and particularly relates to an organic waste gas treatment device adopting VOC resin adsorption, the organic waste gas treatment device comprises a box body and an access cover plate installed on the box body and used for sealing an access hole, two sides of the box body are respectively provided with an insertion through groove and an insertion hole, the box body is inserted with an insertion frame through the insertion through groove, and the insertion frame is provided with an insertion hole. A modified resin plate used for adsorbing VOC in waste gas is installed on the inner wall of the inserting frame, and a cleaning assembly used for treating the surface of the modified resin plate is connected between the box body and the inserting frame in a linkage mode. An adsorption structure is connected between the insertion frame and the modified resin plate; through the precise mechanical structure design, the modified resin plate can be seamlessly and efficiently detached when needing to be maintained or replaced; the sliding connection between the insertion frame and the box body is combined with the intelligent adsorption and release mechanism of the electromagnet and the iron ring, so that the modified resin plate is simple and convenient to operate in the detaching process, and the risk of physical damage is avoided.

The invention relates to the technical field of tooling, in particular to a high-speed stamping line blanking tooling which is characterized in that a winding device is started, a first traction rope drives a sliding seat to move towards the winding device on a supporting plate, and a suction cup assembly on a transverse rod is slidably arranged; the suction cup assemblies are connected with a fixing plate at the end of the supporting plate by winding a second traction rope around a guide wheel on the sliding base, when the first traction rope is wound, the suction cup assemblies on the transverse rod can be driven to move in the direction of the moving base, and when the suction cup assemblies approach the sliding base, the suction cup assemblies at the two ends of the longitudinal rod approach each other. A plurality of suction cup assemblies are arranged on a longitudinal rod, and telescopic springs arranged on the longitudinal rod in a sleeving mode are arranged among the multiple suction cup assemblies, so that the multiple suction cup assemblies on the longitudinal rod can contract according to a certain proportion; therefore, the whole longitudinal rod and the multiple suction cup assemblies on the longitudinal rod can be driven to get close to the direction of the supporting plate, and the distance between the multiple suction cup assemblies is reduced in the same proportion.

The invention relates to a filtrate reducer as well as a preparation method and application thereof. The filtrate reducer is prepared from the following raw materials: a combination of a polymeric monomer and a cross-linking agent, the polymeric monomer comprises a combination of alkenyl amide, alkenyl sulfonic acid, a rigid monomer and an alkenyl cationic monomer; the cross-linking agent has a structure as shown in a formula I; according to the invention, the raw materials for preparing the filtrate reducer are designed, so that the obtained filtrate reducer has high temperature resistance and salt resistance, also has better rheological property and filtrate reduction property, and can meet the requirements of technical development of high-temperature-resistant and salt-resistant drilling fluids.

The utility model belongs to the technical field of lamps, and particularly provides a table lamp. The table lamp aims at solving the problem that an existing table lamp cannot be placed on a vertical plane. Therefore, the desk lamp provided by the utility model comprises a lamp cap and a lamp holder, the lamp holder comprises a light-emitting module. The lamp holder comprises a holder body and a magnet installed on the holder body, the holder body is provided with an avoiding hole with a downward opening, the magnet is arranged in the avoiding hole, and the magnet is exposed by the avoiding hole; in the vertical direction of the table lamp, the bottom face of the magnet is located in the receding hole, and the distance between the bottom face of the magnet and the bottom face of the lamp holder is selected from any numerical value ranging from 0.05 mm to 3 mm. The table lamp disclosed by the utility model can be adsorbed on a vertical or inclined metal plane, so that the technical problem is solved.

The utility model relates to the field of waste gas purification, in particular to an activated carbon filter cartridge waste gas treatment device. The utility model provides a waste gas treatment device with an activated carbon filter cartridge, which can be used for filtering and purifying waste gas more sufficiently and quickly and improving the treatment efficiency. The activated carbon filter cartridge waste gas treatment device comprises a filter pipeline, a motor, a power shaft, a driven shaft and the like, the filtering pipeline is fixedly connected with a motor, an output shaft of the motor is fixedly connected with a power shaft, the power shaft is rotatably connected with the filtering pipeline, and the filtering pipeline is rotatably connected with a driven shaft. The motor drives the driven shaft to rotate, the driven shaft rotates to drive the fan blades to rotate, the fan blades rotate to quickly suck waste gas into the filtering pipeline from the pipe opening filtering net, and the waste gas is discharged from the filtering pipeline after passing through the supporting filtering nets and being purified by activated carbon, so that the waste gas is quickly treated.

The utility model discloses a feed port structure of talcum powder grinding equipment, which relates to the technical field of grinding equipment, and comprises a square funnel-shaped hopper, a guide plate with a high center and a low periphery, four mounting plates and a plurality of fixing rods, the four mounting plates can be arranged on the opening in a blocking or opening mode, a plurality of magnet rods are evenly arranged on the inner side wall of each mounting plate, the magnet rods are horizontally arranged and flush with the inner side walls of the mounting plates, and the flow guide plate is erected in the hopper through a plurality of fixing rods; the guide plate is erected in the center of the hopper and guides materials to the side wall of the hopper, talcum powder is decelerated through blocking of the guide plate and decelerated through friction of the side wall of the hopper, the speed of the talcum powder passing through the magnet rod is reduced, and therefore it is guaranteed that iron impurities can be attracted by the magnet rod, and the iron removal effect is improved.

The invention relates to the field of stainless steel band pickling, in particular to a stainless steel pickling solution circulating supply mechanism and a stainless steel band pickling device. A conveying box; the transition box is fixedly connected and communicated between the reaction box and the conveying box; the middle pipe is communicated with the container for containing the pickling solution; the branch pipes are fixedly connected and communicated between the middle pipe and the reaction box and between the middle pipe and the conveying box; the ball valve is rotationally connected into the middle pipe and provided with two ports, one port of the ball valve is connected with the middle pipe, and the other port of the ball valve faces the branch pipe; and the motor X is fixedly connected to the transition box and is fixedly connected with the ball valve. The circulating supply mechanism is used for conducting reduction treatment on the pickling solution with the reduced concentration, the concentration of the pickling solution is reduced for reuse, and therefore the pickling efficiency and the pickling quality of the pickling stainless steel band are guaranteed, meanwhile, waste of the pickling solution is reduced, the utilization rate of the pickling solution is increased, and then the use benefits of the pickling device are improved.

The invention relates to the technical field of medical instruments, and discloses a medical examination sample auxiliary processor which comprises a machine base and a shaking part, the shaking part is arranged in the machine base, a plurality of evenly-distributed test tube bases are arranged on the shaking part, and sample collection test tubes are placed through the test tube bases. A supporting shell is fixedly arranged in the test tube seat, and a supporting base for bearing a sample collection test tube is arranged above the supporting shell; according to the medical examination sample auxiliary processor, a sample collection test tube is placed in the test tube seat and firmly attached to the outer surface of the test tube through the fixed suction cup, and air in the fixed suction cup is completely exhausted outwards, so that the fixed suction cup is in a negative pressure state, and the adsorption force of the fixed suction cup to the test tube can be effectively guaranteed; the stability of the test tube during shaking is effectively enhanced.

The present invention relates to the technical field of resin cleaning, and specifically provides a method for cleaning a cationic resin and an application thereof. The present invention provides a method for cleaning a cationic resin, wherein a cleaning solution A and a cleaning solution B are used to clean the cationic resin; the cleaning solution A is an aqueous solution of a chelating agent; the chelating agent includes EDTA or its sodium salt and GLDA; the molar ratio of EDTA or its sodium salt to GLDA is (0.1-2):1; the cleaning solution B is a bacterial solution, and the bacteria in the bacterial solution include Leuconostoc and Pediococcus; the ratio of the number of live bacteria of Leuconostoc and Pediococcus is 1:(0.4-3.6). The method for cleaning a cationic resin provided by the present invention can effectively remove the heavy metals adsorbed by the resin without affecting its adsorption capacity.

The invention provides marine product production and processing workshop odor removing equipment, and relates to the technical field of separation, the marine product production and processing workshop odor removing equipment comprises a cleaning box, one end of the cleaning box is provided with an inlet and outlet, the top of the cleaning box is rotatably provided with a box door, and a rail assembly is arranged in the cleaning box and comprises an inner ring rail; the rail assembly comprises an inner-ring rail, an outer-ring rail is arranged at the outer end of the inner-ring rail, a gap is formed between the inner-ring rail and the outer-ring rail, welding parts are slidably inserted into the gap between the inner-ring rail and the outer-ring rail at equal intervals, and each welding part is formed by welding an aluminum cover plate and an electrode column. The aluminum cover plate cleaning device is pushed by the push block to move along the gap between the inner ring track and the outer ring track, the surfaces of the aluminum cover plates and the surfaces of the pole columns are separately cleaned from the bottom and the top, the cleaning effect is improved, the aluminum cover plates and the pole columns in multiple batches are circularly cleaned by the device, and the cleaning efficiency is improved.