135results about How to "Dehydration fast" patented technology

The invention discloses a movable geotextile pipe bag mud dewatering and curing treatment method, and relates to the technical field of sludge treatment.According to the movable geotextile pipe bag mud dewatering and curing treatment method, the adding amount of a flocculating agent is dynamically adjusted according to mud data monitored in real time, and the situation of agent waste or insufficient drug effect caused by a traditional fixed-proportion agent adding mode is avoided; a fuzzy control algorithm is adopted to dynamically adapt to the component change of the slurry, the cost of excessive use of chemicals is reduced, a chemical adding strategy is automatically adjusted, the slurry treatment effect is more stable, meanwhile, a multi-stage chemical adding mode is adopted, a flocculating agent is evenly distributed in the slurry, the flocculating agent can cover large particles and fine particles, and the treatment efficiency is improved. The problem of non-uniform flocculation caused by a single dosing point is improved, the overall efficiency of slurry dehydration is effectively improved by treating slurry with different particle sizes at different stages, and the stirring strength is dynamically adjusted based on slurry flow and particle size parameters, so that a flocculating agent and particles in the slurry are fully mixed, and the flocculation effect is improved.

The invention belongs to the technical field of plastic recycling, and discloses a plastic recycling device with a cleaning function, which comprises a base, a crushing assembly is fixedly mounted on the left side of the top end of the base, a cleaning assembly is fixedly mounted on the right side of the top end of the base, and a dewatering assembly is mounted on the position, close to the left side, of the top end of the cleaning assembly. A main shaft is movably installed between the smashing assembly and the dewatering assembly, and a driving assembly located between the smashing assembly and the dewatering assembly is installed in the middle of the outer side face of the main shaft. After cutting and smashing of plastic waste are completed, high-speed contact between water flow and plastic particles can be achieved through cooperation of mechanical power of the plastic waste and input high-pressure water flow, and flying dust generated during smashing of the plastic waste is subjected to rapid dust falling through the mixing effect of the high-pressure water flow and mixed with clear water; meanwhile, dirt on the surfaces of the plastic particles can be rapidly removed, the automatic cleaning process of the plastic particles is achieved, and the recycling effect is improved.

The invention relates to the technical field of adhesive tapes, and discloses an anti-crack flame-retardant double-sided glass fiber adhesive tape and a preparation method thereof, phosphoric acid compounds generated in the heating or combustion process of an epoxy cardanol-based flame retardant promote dehydration of an adhesive tape matrix to form a protective carbon layer, reduce heat release in the combustion process and improve the fire safety of the adhesive tape; epoxy groups in the structure can react with carboxyl-terminated nitrile rubber, so that the dispersity in epoxy resin is more uniform, a three-dimensional network structure with certain crosslinking density is formed, migration and precipitation are not easy to occur, and the flame-retardant durability is better; the polyepoxy cardanol-based flame retardant has good compatibility with the epoxy resin, and the linear flexible alkyl long chain has good toughness, so that when the adhesive tape is cracked by external force, part of energy can be absorbed to disperse stress and reduce brittleness, and an adhesive tape matrix is endowed with better impact resistance, thereby improving the crack resistance of the adhesive tape.

The invention belongs to the technical field of wastewater treatment, and particularly relates to modified biochar and a preparation method thereof. The method comprises the following steps: weighing raw materials: ZnCl2 and soy sauce residue biomass; wherein the mass ratio of the ZnCl2 to the soy sauce residue biomass is m: 1, and the value of m is 0.25-1; the preparation method comprises the following steps: dissolving ZnCl2 in a certain amount of deionized water, and adding ground, washed and dried soy sauce residue biomass to obtain a solution A; the solution A is stirred for 10-14 h and then dried, and a mixture B is obtained; high-temperature pyrolysis: placing the mixture B in high-temperature pyrolysis equipment, heating to a preset calcination temperature at a rate of 4-6 DEG C / min in an N2 atmosphere, and lasting for 80-100 min to obtain a sample C; and sequentially cooling, washing and drying the sample C to obtain the modified biochar n-mZnBC. The prepared zinc chloride-doped sauce residue biochar has a good adsorption removal effect on 4-CP and Cr (VI), has low cost and high performance, and lays a theoretical foundation for practical application scenarios such as industrial wastewater in the future.

The invention relates to the technical field of circuit board production, and discloses efficient PCB drying equipment which comprises a drying box, a supporting plate is fixedly arranged on the inner side of the drying box, and material passing openings are formed in the inner side of the supporting plate and distributed in an annular array mode; the box cover is arranged at the top of the supporting plate and is driven by external force to seal and open the material passing opening; the clamping assemblies are used for clamping the PCBs and are distributed in the drying box in an annular array mode, and the clamping assemblies are driven by external force to rotate and used for throwing away liquid on the surfaces of the PCBs; and the lifting assembly is used for driving the clamping assembly to drive the PCB to move towards the inner side of the material passing opening. According to the efficient drying equipment for the PCB, the problems that in the prior art, in the whole drying process, the PCB is in a static state, moisture on the surface cannot be rapidly removed easily, the drying time is prolonged, and the drying efficiency is reduced can be effectively solved.

The invention relates to the technical field of sewage treatment, in particular to a dynamic electrolysis type sewage treatment device. Comprising a sewage treatment device body, and an electrolysis chamber is arranged in the sewage treatment device body. The rotating shaft is controlled to drive the multiple sets of dynamic electrolysis mechanisms to rotate, due to the fact that gaps exist among the multiple sets of electrolysis columns, and the electrolysis columns are in the shape of rounded triangular prisms, disturbance of the dynamic electrolysis mechanisms to water is low, and the rotating speed of the multiple sets of electrolysis columns is larger than that of sewage; the two groups of anode plates on the electrolysis column can be continuously contacted with new sewage for electrolysis, so that the electrolysis efficiency is improved, meanwhile, as the dynamic motor mechanism can drive the sewage to rotate at a corresponding speed, separated pollutants are quickly concentrated at the center of the sewage by utilizing centripetal force, so that the subsequent separation treatment work is facilitated, and the treatment efficiency is improved. The working efficiency of the sewage treatment device is improved; meanwhile, the use effect is improved.

The invention is suitable for the technical field of textile production, and provides a textile dewatering device which comprises a dewatering box, a base, a top seat, a drainage pipe, supporting legs, a water storage plate, a fixing block, a water outlet pipe and a box door and further comprises an inner cylinder assembly, a rotating mechanism and an intermittent flapping mechanism. And the rotating mechanism is connected with the inner cylinder assembly. According to the spinning dewatering device, the intermittent flapping mechanism is matched with the rotating mechanism and the inner cylinder assembly, so that intermittent flapping of textiles can be achieved, the surface tension of water flow in the textiles can be broken, the dewatering rate of the textiles is increased, and the spinning effect is improved. According to the textile dewatering device, a large number of textiles can be rapidly dewatered at the same time, the textiles in the rotating state can be vibrated, water discharge is further promoted, and the dewatering time is shortened.

The utility model discloses a belt type dehydration device for processing brewer's grains, and relates to the technical field of feed processing equipment. The device comprises supporting frames, a filter belt is movably connected between the supporting frames, a feeding assembly is arranged on one side of the top of each supporting frame, and a rolling assembly is arranged in the center of the top of each supporting frame; a feeding hopper in the feeding assembly is fixedly connected to one side of the top of the supporting frame through a mounting column, and an L-shaped frame is fixedly connected to the outer wall of one side of the feeding hopper. The spreading plate is driven to ascend and descend through the first hydraulic cylinder and the first lifting plate in the feeding assembly, and the brewer's grains on the filter belt are automatically spread through the spreading plate, so that the problem that the brewer's grains are inconveniently and automatically spread in the prior art is solved; a second hydraulic cylinder and a second lifting plate in the rolling assembly drive a pressing roller to ascend and descend, hot pressing is conducted on the brewer's grains through the pressing roller and an electric radiant tube, dehydration of the brewer's grains is accelerated, and the problem that existing dehydration efficiency is poor is solved.

The invention belongs to the technical field of chemical engineering, and particularly relates to a method for preparing 5-hydroxymethylfurfural by degrading cellulose in a FePO4 / SBA-15-SO3H catalytic system, which comprises the following steps: SBA-15 preparation; the preparation method comprises the following steps: preparing a FePO4 / SBA-15-SO3H catalyst; and step 3, preparing the 5-hydroxymethylfurfural in a FePO4 / SBA-15-SO3H catalytic system. According to the method, FePO4 / SBA-15-SO3H is adopted as a catalyst system, cheap cellulose is used as a raw material to prepare the 5-hydroxymethylfurfural with a high additional value, the method has the advantages of low price and easiness in recovery, the corrosion to equipment is small, the pollution to the environment is reduced, the selectivity for generating the 5-hydroxymethylfurfural is higher, and the method is suitable for industrial production. And the yield of the 5-hydroxymethylfurfural is improved.

The utility model relates to the technical field of sludge treatment devices, and discloses a sludge deep dehydration device which comprises a box body and a sludge storage frame, vacuum pumps are arranged on the two sides of the box body, the input ends of the two vacuum pumps communicate with the two sides of the box body through two vacuum pipes correspondingly, and the middle of the top of the box body is fixedly connected with the bottom of the sludge storage frame; a sludge storage frame is arranged in the box body, filter cloth is arranged in the sludge storage frame, a stirring assembly is arranged in the sludge storage frame, winding assemblies are arranged on the two sides of the top of the sludge storage frame, and two liquid discharging pipes with manual valves are arranged at the bottom of one side of the box body in a communicating mode; by arranging the vacuum pump, the fixing frame and the filter cloth, sludge can be poured into the top of the filter cloth, under the vacuum effect in the box body, water in the sludge continuously drips downwards into the box body, then the sludge is deeply dehydrated, and the effects that deep dehydration is convenient and fast, the filter cloth is convenient to replace, and the dehydrated sludge is convenient to take out are achieved.

The invention discloses a preparation technology for processing honey-fragrance black tea by using golden tea, and the preparation technology comprises the steps of heavy withering, long-time light rolling, high-temperature rapid fermentation and drying, according to the technology, the moisture of rolled leaves is reduced through heavy withering, the fragrance and taste of the rolled tea leaves are improved, long-time light rolling is adopted, the juice yield of the rolled leaves is reduced, the cell breakage rate is increased, and the strip forming rate is promoted; according to the technology, through high-temperature rapid fermentation, high-temperature and high-humidity fermentation promotion, fermentation speed acceleration, fermentation uniformity improvement, effective control, medium gross fire rapid passing, timely fermentation termination and short-time moisture regaining, the moisture of dried leaves is uniform, better conditions are created for next-step drying, the shaping effect is achieved through heating and rolling frying in the technology, and meanwhile further dehydration and shaping are achieved; and high-temperature short-time re-drying, rapid dehydration and high-temperature re-drying can rapidly dehydrate the tea leaves, maintain the flavor of the tea leaves, reduce the influence of long-time temperature and humidity on varieties, realize low-temperature long-time sufficient drying, realize alcoholization and impurity removal, ensure sufficient drying of the tea leaves and ensure the product quality.

The utility model discloses a granulator for a thermoplastic dynamic vulcanization elastomer, relates to the technical field of granulation equipment, and solves the problems that in the underwater pelletizing process, molten materials are easy to adhere to the surface of a blade and are gradually accumulated, screening and reworking procedures need to be additionally added, and the production efficiency is reduced. The utility model discloses a granulator for a thermoplastic dynamic vulcanization elastomer. The granulator comprises a base; the base adopts a rectangular plate structure; a water tank of a rectangular groove structure is fixedly arranged on the front side of the base. A mounting plate with a U-shaped plate structure is fixedly arranged in the water tank; the two sides of the top of the mounting plate are each fixedly provided with a set of connecting rods of a cylindrical structure, and the outer sides of the two ends of each connecting rod are each sleeved with a spring. The two sides between the two sets of connecting rods are each slidably provided with a set of cleaning blocks of a rectangular block structure, and the bottom of each cleaning block is provided with an inclined face structure. Cutting edge deposits are prevented from influencing the cutting precision, the surface smoothness of particles is greatly improved, the phenomena of adhesion of burrs and the like of products are reduced, and the product quality is improved.

The utility model discloses a belt type fruit and vegetable squeezing device, which belongs to the technical field of dewatering equipment and comprises a rack, a lower-layer conveying belt, an upper-layer squeezing belt and a flat sweeping device. A lower-layer conveying belt is arranged on the rack, an upper-layer pressing belt is arranged above one end of the lower-layer conveying belt, an upper pressing roller is arranged above the butt joint of the lower-layer conveying belt and the upper-layer pressing belt, a lower pressing roller is arranged below the butt joint of the lower-layer conveying belt and the upper-layer pressing belt, a flat sweeping device is arranged at the other end of the lower-layer conveying belt, and the flat sweeping device comprises a sliding rail, a screw sliding block mechanism, a connecting rod and a leveling plowshare; the sliding rail is arranged on the machine frame and suspended above the lower-layer conveying belt, the sliding rail is connected with a sliding block of the screw sliding block mechanism in a sliding mode, a connecting rod is arranged below the sliding block, and a leveling plowshare is arranged on the connecting rod; through combined use of the belt-type squeezing device and the flat sweeping device, an originally thick stacked mixture can be flattened in advance before squeezing, so that the stacked thickness of a squeezed object is uniform, squeezing is more uniform, and dehydration is more convenient.

This invention discloses a method for the biological drying of sludge, comprising the following steps: baking biomass materials, mixing the resulting baked product with sludge, biochar materials, and a conditioner for biological drying, thereby completing the sludge drying process. In this invention, by biologically drying the mixture of baked product, sludge, biochar materials, and conditioner, not only can the self-generated heat within the system be used to effectively dewater the sludge in a very short time, but the bioavailability of the microbial carbon source can also be improved, effectively reducing the generation of polluting gases. This method can effectively reduce the emission of polluting gases while achieving rapid dewatering. It has advantages such as simple process, low treatment cost, low energy consumption, high drying efficiency, good dewatering effect, low polluting gas production, and low content of toxic and harmful components in the dried product. It can solve the problems of biomass resource waste and pollution, achieve sludge reduction and resource utilization, and has high returns and good application prospects.

The invention discloses a 2-hydroxy-benzonitrile kettle residue recovery treatment process, and belongs to the technical field of 2-hydroxy-benzonitrile. The process comprises the following steps: adding alkali liquor into the 2-hydroxy-benzonitrile production wastewater, adjusting the pH value of the wastewater, and adding montmorillonite for hydrolysis reaction to obtain a hydrolysis solution; adding an acid solution into the hydrolysis solution to adjust the pH value, stirring to separate out a solid, filtering, washing and drying to obtain salicylic acid; the method comprises the following steps: dissolving salicylic acid in deionized water, introducing a salicylic acid solution and ammonia water into a fixed bed reactor filled with a (BaHPO4) / C (at) A < l > 2O3 catalyst, and purifying a reaction product to obtain the 2-hydroxy-benzonitrile. Under the action of the (BaHPO4) / C (at) A < l > 2O3 catalyst, salicylic acid is converted to prepare the 2-hydroxy-benzonitrile, so that the environmental pollution caused by a large amount of residual wastewater in a 2-hydroxy-benzonitrile production reaction kettle is avoided, and the recycling of resources is realized.

The invention discloses a modified fiber fabric and a preparation method thereof, belongs to the technical field of cellulose, and solves the technical problem that in the prior art, sodium and potassium in a CMC-H modified fiber product remain on a water absorbing material, so that the biocompatibility of the water absorbing material is influenced. According to the modified fiber fabric and the preparation method thereof provided by the invention, the fiber fabric raw material is subjected to modification treatment to obtain carboxymethyl cellulose and ammonia ammoniation treatment in sequence on the basis of keeping the fiber shape, so as to obtain the fiber fabric of which the modifier is the ammonium carboxymethyl cellulose; the fiber fabric raw material is used for maintaining a fibrous modification treatment reaction, specifically, in the modification treatment reaction process, in fiber molecules of the fiber fabric raw material, 1, 4-glucosidic bonds in glucose molecules are connected to form cellulose chains arranged in parallel, the cellulose chains are not changed, and specific chemical groups on specific carbon positions C6, C2 and C3 on the molecular chains of fibers are subjected to a modification reaction; and the softness and physical properties of the product paper or non-woven fabric are ensured.

The invention relates to the technical field of polymethyl methacrylate, and discloses a flame-retardant polymethyl methacrylate material and a preparation method thereof.The flame-retardant polymethyl methacrylate material is obtained by reacting polymethyl methacrylate, a hydroxyl-terminated flame retardant and p-toluenesulfonic acid. The linear polymethyl methacrylate is crosslinked into a three-dimensional network structure, so that the crosslinking degree between molecular chains is enhanced, the molecular chains are not easy to slip under stress, good structural stability is maintained, and the polymethyl methacrylate has high tensile strength and bending strength. The flame retardant contains piperazine rings and phosphate structures, forms an intumescent flame-retardant system, generates phosphoric acid substances, nitrogen and other gases during combustion, promotes dehydration of a matrix to form an intumescent carbon layer, isolates oxygen, prevents heat conduction, inhibits the combustion process, remarkably reduces the peak value of the heat release rate and the total heat release amount, and has excellent flame-retardant performance.

The present invention discloses a maintenance-free desiccant, and relates to the technical field of desiccant, including a desiccant, a protective cover, an air duct arranged at the center of the inner side of the protective cover, a condensation cover arranged on the inner side of the protective cover, a desiccant arranged between the air duct and the condensation cover, an air inlet pipe arranged on the top of the condensation cover, and a heating plate arranged on the inner side of the desiccant; the air duct is provided with an air inlet passage running through its side wall; a humidity sensor and a temperature sensor are installed on the inner side of the desiccant. The beneficial effects of the present invention are that according to the degree of moisture in the desiccant, the internal heating plate is automatically controlled to heat and dry, and then through multi-point high-precision temperature sensing feedback, the damp desiccant is quickly dehydrated within the range allowed by its own characteristics; the device does not need to be checked regularly, the desiccant does not need to be replaced, and it can be automatically regenerated and reused, saving manpower and financial resources.

The utility model discloses a waterworks tail water sludge dewatering device, which belongs to the technical field of sludge dewatering and comprises a bottom plate and a dewatering frame, two vertical plates are symmetrically and fixedly mounted on the top surface of the bottom plate, and a transverse plate is fixedly mounted between the two vertical plates; the dewatering frame is slidably mounted between the two transverse plates, sliding blocks are symmetrically and fixedly mounted on the side walls of the transverse plates, sliding grooves are formed in the side walls of the transverse plates, and the sliding blocks are slidably inserted into the sliding grooves; a strip-shaped hole is formed in the top surface of the dewatering frame, a dewatering plate is slidably mounted in the strip-shaped hole, a plurality of baffles are fixedly mounted on one side of the dewatering frame, and a filter screen is mounted on the inner wall of the dewatering frame; and an extrusion plate is slidably mounted on the inner wall of the dewatering frame, a connecting rod is fixedly mounted on one side of the extrusion plate, and a connecting plate is fixedly mounted at the tail end of the connecting rod. Compared with the prior art, the sludge dewatering device has the advantages that sludge can be effectively dewatered, the dewatered sludge can be conveniently discharged, and the dewatering plate can be conveniently cleaned.

The utility model discloses a small -size automatic dehydrator, including frame, the dehydration shell of being fixed on the frame, be provided with dehydration cylinder in the dehydration shell, the upper portion fixed with drive motor in the dehydration shell, and drive motor is connected with the dehydration cylinder through transmission tooth area, the top of dehydration shell is fixed with the feeding hopper, and the outer wall on the dehydration shell is fixed with control box, is provided with operating panel on control box, the bottom of dehydration shell is fixed with the drain, and the bottom of dehydration shell still is provided with the discharge gate that links together with the dehydration cylinder, is provided with control door at the discharge gate, and there is controller between control door and the dehydration shell. The utility model discloses the structure is reasonably set, has the feeding hopper, and the disposable placement of material is convenient, and there is the drain in the bottom of the dehydration shell, is favorable to the rapid drainage, has the control door, can open control door after completing dehydration, and the material is removed from the bottom, improves the convenience and effectiveness of dehydration entry and unloading, is favorable to improving the efficiency of dehydration.

This invention discloses an anti-tangling cotton yarn processing jet dyeing machine. A guide wheel is fixedly connected to the inner wall of a fixed frame. A jetting device is fixedly connected to the inner wall of the fixed frame on one side of the guide wheel. The jetting device includes a feeding pipe. A heating ring is sleeved and fixedly connected to the side of the feeding pipe. The bottom of the heating ring is connected to the outlet of an electric water pump. A rotating pipe is rotatably connected to the side of the feeding pipe. A winding wheel is fixedly connected to the side of the rotating pipe. A drive shaft of a first motor is fixedly connected to the end of the rotating pipe away from the feeding pipe. The fixed end of the first motor is fixedly connected to the side of the fixed frame. The inlet of the electric water pump is connected to the side of a collection tank. The feeding pipe passes through the side of the fixed frame and is fixedly connected to the side of the fixed frame. The fixed frame provides overall support for the equipment. Cotton yarn is guided along the guide wheel after being introduced.

The invention discloses a cementing material for high-water-content sludge. The cementing material comprises the following components in parts by weight: 25-40 parts of Portland cement, 30-45 parts of lime, 15-30 parts of fly ash, 5-10 parts of modified papermaking black liquid, 10-25 parts of bentonite and 0.5-4 parts of an anti-dispersing agent. The prepared cementing material for the high-water-content sludge can rapidly dehydrate the high-water-content sludge, the curing strength of the high-water-content sludge is improved, resource utilization of dredged sludge is achieved, and pollution is reduced.

The utility model discloses a kind of square vacuum drying oven, wherein square vacuum drying oven, the square vacuum drying oven includes shell and inner shell, the inner shell outside symmetrically setting liquid guide square tube, the liquid guide square tube is longitudinally S type distribution in inner shell top, the liquid guide square tube is laterally S type distribution in the side and rear of inner shell;Liquid guide square tube one end is fixedly connected water inlet pipe, the water inlet pipe is through shell, liquid guide square tube other end is fixedly connected water outlet pipe, the water outlet pipe is through shell, the water inlet pipe below is vertically connected longitudinal pipe, recess is set up in the longitudinal pipe outside, six circular-truncated-cone recesses are evenly set up on the longitudinal pipe, the inside of circular-truncated-cone recess is inner hole, outside is outer hole, and inner hole is less than outer hole, the device solves the current drying oven only in internal setting steam system exists uneven heating, heat loss, the problem of constant temperature of box.

The powder drying equipment comprises an outer box body, a partition plate set is arranged in the outer box body, the outer box body is divided into cavities used for containing material containing sets through the partition plate set, heating sets are arranged in the partition plate set and the cavity of the inner wall of the outer box body, the material containing sets are arranged between the heating sets, and the material containing sets are arranged in the cavities of the partition plate set and the inner wall of the outer box body. The material containing set comprises a rotating set, a material containing box and a driving set, the telescopic end of the driving set is connected with the material containing box, and the rotating set is arranged between the partition plate set and the inner wall of the outer box body. By means of the automatic transfer mechanism of the driving set and the rotating set and accurate control over the stirring claw set, the burden of manual operation is greatly relieved, full automation of the drying process is achieved, and the safety and convenience of operation are improved.

The application discloses a tap water plant sludge dewatering and discharging device and belongs to the technical field of sludge treatment. The device comprises a lifting bottom plate, the upper surface of the lifting bottom plate is provided with a filtering mechanism, the filtering mechanism comprises a filtering assembly for playing a dewatering filtering role on sludge, a plugging assembly for driving the filtering assembly to rotate and playing a regulating role on the opening and closing state of the bottom opening end of the filtering assembly, and a pressurizing assembly for playing a compression role on the sludge in cooperation with the filtering assembly, the pressurizing assembly is arranged at the top of the filtering assembly, and the plugging assembly is arranged at the bottom of the filtering assembly. The filtering assembly comprises a second limiting support disc. Through the cooperation of multiple structures, centrifugal dewatering and extrusion dewatering are performed on the sludge. Through the cooperation of the two dewatering modes, rapid and sufficient dewatering of the sludge is realized, and the application can automatically and rapidly discharge the dewatered sludge.

The utility model provides a spiral spin-drying device. The spiral spin-drying device comprises an outer barrel, a top cover, a discharge pipe with a valve, a spin-drying mechanism and a lifting pressurizing mechanism, the upper end of an outer barrel is in threaded connection with a top cover to serve as a shell, the top cover is rotationally provided with a spin-drying mechanism, the lower end of the spin-drying mechanism is located in the outer barrel, and semi-finished products or finished socks placed in the lower end of the spin-drying mechanism are spin-dried by manually rotating the spin-drying mechanism. Semi-finished socks or finished socks in the lower end of the spin-drying mechanism are extruded through the manually-operated lifting pressurizing mechanism before and after spin-drying operation, the two dehydration modes are matched to achieve high-speed dehydration in a manual mode, electronic devices are not used in the operation process, the manufacturing cost is reduced, a power source does not need to be arranged, the decoration cost and the electricity utilization cost are reduced, and the production efficiency is improved. And the manual operation force is controllable, and the device is suitable for being used in regional micro-miniature private enterprises and workshops with low labor cost.

The utility model discloses a compound fertilizer dewatering device and relates to the field of fertilizer processing. Comprising an equipment shell, supporting legs are fixedly installed at the bottom of the equipment shell, a sealing upper cover is fixedly installed at the upper end of the equipment shell, a feeding opening is formed in the sealing upper cover, an air exhaust mechanism is fixedly installed in the middle of the upper surface of the sealing upper cover, an air exhaust cylinder is connected to the middle of the sealing upper cover, and a butt joint base is fixedly installed at the bottom of the air exhaust cylinder; a butt-joint through hole is formed in the butt-joint base, a mounting bracket is fixedly mounted in the butt-joint base, a fan is fixedly mounted on the mounting bracket, and a dehydration mechanism is arranged in the equipment shell. After a vibration motor is started, a metal spiral groove vibrates, fertilizer falls down along the metal spiral groove, an electric heating plate heats the fertilizer in the process that the fertilizer falls down along the metal spiral groove, then water is rapidly separated from the fertilizer, a draught fan can be started after the water is separated from the fertilizer, and the water in the equipment shell can be rapidly pumped out after the draught fan is started. Therefore, the fertilizer is quickly dehydrated.

The utility model relates to the technical field of dehumidification and drying, in particular to a color box printing and drying device which comprises supporting legs, a fixing plate is fixedly installed at the tops of the supporting legs, a conveying assembly is arranged on the fixing plate, an air channel is fixedly installed on the lower side of the conveying assembly, and the air channel is in lap joint with the inner side of the fixing plate. A box body is fixedly mounted at the top of the fixed plate; through cooperation of the net-shaped conveying belt, the rollers, the draught fan and the heating wires, air blown out by the draught fan can be heated under the action of the heating wires, the heated air is blown to the net-shaped conveying belt along the guide plate under the action of the guide plate, objects placed on the net-shaped conveying belt are subjected to hot air drying, the objects are rapidly dehydrated, and the drying efficiency is improved. And then cold air is mixed with hot air in the lower air duct for further cooling, and the cold air and the hot air are alternated, so that the objects can be fully dried, the problem of cracking of the objects due to high thermal expansion can be avoided, and the product quality can be improved while the drying efficiency is improved.

The utility model relates to the technical field of AGM partition plate production, and discloses a dehydration device which comprises an upper machine box, a motor box A is fixedly installed on the side wall of the upper machine box, a motor A is fixedly installed in the motor box A, the output end of the motor A is fixedly connected with a rotating shaft through a coupler, and a bevel gear A is fixedly connected to the outer wall of the rotating shaft. The bevel gear A is in meshed connection with a bevel gear B. According to the equipment, by arranging the clamping groove, the AGM partition plate can be clamped in the clamping groove for dehydration, and the dehydration efficiency is high.

The utility model belongs to the technical field of concrete construction, and particularly relates to a concrete vibration surface finishing and film covering maintenance device which comprises a mounting seat, and a handrail is arranged on the mounting seat; the vibration device is fixed on the mounting seat; the leveling ruler is connected with the vibration device; and the film covering device is connected with a rotating rod, the rotating rod is rotationally connected with the mounting base, and the rotating rod is used for controlling the film covering device to ascend and descend. According to the device, film covering can be completed at a time in the concrete surface finishing and leveling process, the success rate of one-time forming of the concrete surface is increased, manpower is reduced, efficiency is improved, the height of the film covering device is adjusted through the rotating rod, so that a film roll on the film covering device and the concrete surface are kept at the set height for film covering, and the film covering efficiency is improved. And the situation that the advancing speed of the whole machine is affected due to too slow film covering of the film covering device is avoided, and the construction period is shortened.