85results about How to "Improve dryness" patented technology

The saturated steam (supplying) supplementing system comprises a main steam pipeline, a steam supplementing pipeline, a condenser and a steam turbine generator, and a main steam-water separator front shut-off valve, a main steam-water separator, a main steam valve and a regulating valve are sequentially arranged on the main steam pipeline. The saturated steam (supplying) supplementing system applied to the steam supplementing type steam turbine can meet the utilization requirement of saturated steam, is suitable for occasions without superheated steam in a plant, can utilize two saturated sources with different pressure grades to generate power, can better recycle the saturated steam, can reduce the probability that the steam carries water, improves the operation safety of a unit, and is suitable for popularization and application. The steam water carrying rate is reduced, the dryness of the saturated steam is improved, the applicability of the saturated steam to a generator set is improved, the influence on the steam source side is reduced, the air exhaust valves and pipelines are arranged on the steam supply pipeline and the steam supplement pipeline, and normal work of the steam source side is not influenced when the steam turbine operates to adjust loads and suddenly change the loads.

The invention relates to the field of hygienic products, and discloses a macroporous super-breathable, dry and comfortable hygienic product and a preparation process thereof, and the macroporous super-breathable, dry and comfortable hygienic product comprises a macroporous non-gel composite non-woven fabric, a nano platinum antibacterial layer, intelligent super absorbent resin and a softened surface layer. A macroporous structure is introduced into the surface of the non-woven fabric, so that the absorption speed of liquid and the air circulation are obviously improved; the nano platinum antibacterial layer endows the product with efficient antibacterial performance, effectively inhibits the growth of bacteria, and improves the hygienic guarantee of a user; the intelligent SAP automatically adjusts the water absorption capacity according to the environment humidity, rapidly expands under the high-humidity condition, improves the water absorption efficiency, locks the liquid and prevents the liquid from permeating back; the surface layer subjected to softening treatment further improves the comfort and the skin-friendly property of the product, and skin friction is reduced. The product is suitable for baby diapers, female sanitary napkins and adult incontinence nursing products, excellent air permeability, dry and comfortable performance and antibacterial performance are provided, and the comfortable experience of a user is remarkably improved.

The invention relates to the technical field of biology, in particular to a matrix-enabled mesenchymal stem cell aggregate and application, and the matrix-enabled mesenchymal stem cell aggregate is obtained by subculturing matrix-enabled mesenchymal stem cells in a 3D cell culture system. The matrix-enabled mesenchymal stem cells are obtained by subculture of mesenchymal stem cells in a cell culture matrix, and the cell culture matrix is prepared from 1-3 parts of hE-cad-Fc and 1-3 parts of hN-cad-Fc. Endogenous epithelium cadherin and nerve cadherin are highly expressed in cell aggregation cells, so that transcription factors are promoted to enter nuclei, the expression levels of anti-inflammatory immune regulation related factors and matrix degradation and cell migration related factors are up-regulated, and activated macrophages are promoted to be polarized to M2 type macrophages; the effects of anti-inflammation, immune regulation, tissue damage repair and the like of intravenous implantation of the matrix-enabled mesenchymal stem cell aggregate for treating diseases such as hepatic fibrosis, diabetes mellitus, nerve injury and the like are remarkably improved.

The utility model discloses a composite foaming core body, the composite foaming core body comprises a first surface layer, a middle foaming layer and a second surface layer, the first surface layer and the second surface layer are made of non-woven fabrics, the middle foaming layer is an open pore foaming body which is provided with a plurality of foam pores, the foam pores are communicated with one another, the thickness of the open pore foaming body is 1mm-5mm, and the thickness of the open pore foaming body is 1mm-5mm. The pore diameter of the pores is 50-400 [mu] m, fibers in the non-woven fabrics of the first surface layer and the second surface layer are tiled and arranged along the surface of the open-pore foaming body, and part of the fibers are inserted into the pores of the open-pore foaming body. In the using process, the non-woven fabric of the first surface layer plays a role in guiding flow, the utilization area of the absorption core body is increased, and the absorption speed of body fluid is increased; the foam holes of the open-cell foaming body in the middle foaming layer are communicated with one another, body fluid can rapidly permeate into the open-cell foaming body along part of fibers penetrating through the foam holes, and the communicated foam holes provide a body fluid storage space.

The utility model relates to the field of slippers, in particular to a pair of anti-skidding slippers, which solves the problem that a foot sole slides relative to a sole, further improves the use effect of the slippers, increases the air permeability in the slippers, helps to remove moisture and keep the foot dry and comfortable, and can reduce the slipping phenomenon caused by excessive sweating. The utility model discloses a pair of anti-skidding shoes, which aims at solving the problems of improving the safety of walking, increasing the contact area between a sole and the ground, reducing the risk of slipping and better playing a role in protecting. The anti-skidding shoes comprise soles and vamps fixed on the upper surfaces of the soles, and anti-skidding components are arranged on the soles; the anti-skid assembly comprises an arch foot block, first air holes and anti-skid strips, the arch foot block is fixed to the upper surface of the shoe sole, multiple sets of first air holes arranged at equal intervals are formed in the upper surface of the shoe sole, and multiple sets of anti-skid strips arranged at equal intervals are fixed to the lower surface of the shoe sole.

The utility model discloses an efficient integrated shell-and-tube heat exchanger which comprises a vertically-arranged barrel and a heat exchange tube, one end of the barrel comprises a tube pass inlet and a shell pass outlet, and the other end of the barrel comprises a tube pass outlet and a shell pass inlet. The heat exchange tube is connected in the cylinder body, the heat exchange tube comprises a straight tube part and a winding tube part which are sequentially connected in series, the straight tube part is positioned at the upper part, and the winding tube part is positioned at the lower part of the straight tube part. The heat exchanger has the beneficial effects that the thermal stress of pipes in the heat exchanger can be released, so that the heat exchanger is protected; the equipment size is reduced, the heat exchange efficiency is improved, and the adaptability is high.

The invention relates to the technical field of steam generator manufacturing, and discloses an intelligent pneumoelectric steam heat engine which comprises a main body, the right side of the main body is fixedly connected with a water inlet pipe, the inner wall of the bottom, away from the water inlet pipe, of the main body is fixedly connected with a water pump, and the top of the main body is fixedly connected with a condenser and a hollow cylinder. And the condenser is communicated with the hollow cylinder. A traditional steam generator is not provided with a steam reheating device, steam dryness is low, and steam-water separation equipment needs to be additionally arranged, however, steam is reheated through more reasonable design layout, the mosquito-repellent incense coil pipe is additionally arranged, radiation heat of the gas burner is utilized for reheating steam, the water content in the steam is reduced, and the steam dryness is improved; a more stable heat source is provided for production enterprises, the energy consumption is effectively reduced, the operation cost is reduced, and green production is realized.

This utility model discloses an exhaust structure for a dissolving tank in an alkali recovery boiler, including a dissolving tank shell, an exhaust pipe installed on the dissolving tank shell, an exhaust pipe connecting box inside the dissolving tank, an outlet of the exhaust pipe connecting box connected to the inlet of the exhaust pipe, a grid installed at the inlet of the exhaust pipe connecting box, and flushing pipes installed on both the exhaust pipe connecting box and the grid, with the flushing pipes connected to pipes, allowing water to flow into the exhaust pipe connecting box along the pipes and flushing pipes; when gas passes through the grid, dust and unvaporized liquid droplets in the gas are captured by the grid, purifying the gas discharged through the dissolving tank by using the grid, reducing the dust content of the discharged gas and increasing the dryness of the gas, and the flushing pipes are installed to periodically flush the exhaust pipe connecting box and the grid, reducing the risk of sodium salt caking and corrosion in the exhaust pipe, and improving the continuous operation cycle of the system.

The invention discloses an in-vitro suspension culture medium and a preparation method thereof, and relates to the technical field of cell culture, the in-vitro suspension culture medium comprises amino acid, vitamin, inorganic salt, biogenic amine, nucleotide, fatty acid, lipoid, hormone, saccharide, protein, polypeptide and water, and the polypeptide comprises recombinant human collagen peptide. According to the invention, in-vitro large-scale cell suspension culture without a microcarrier is realized.

The present application provides a collecting device for condensate wellhead, comprising a production mechanism including a tubing arranged in a casing and used for receiving fluid from the condensate wellhead, a collecting mechanism including a separation assembly connected with the tubing and a collector arranged below the separation assembly, and a reinjection mechanism including a first pipeline arranged between the separation assembly and the casing, wherein the fluid can be separated into gas phase and liquid phase under the action of the separation assembly, the liquid phase enters the collector, and a first part of the gas phase flows to an annulus between the tubing and the casing through the first pipeline, and a second part of the gas phase flows to outside through a second pipeline. The present application ensures that the fluid from the condensate wellhead can be fully separated, so as to improve the yield of condensate oil.

This application relates to an apparatus and method for improving the dryness of brewer's lees, belonging to the field of feed processing technology. The apparatus, used for solid-liquid separation of brewer's lees, includes a base with opposing first and second end faces. The base has a chamber, and a first perforated filter hole communicating with the chamber is formed on the first end face. A support assembly is disposed on the first end face of the base. A filter assembly includes a first filter screen component and a second filter screen component, wherein the first filter screen component is laid on the first end face, and the second filter screen component covers the support assembly; the second filter screen component and the support assembly together form a pipe communicating with the chamber. This apparatus can automatically separate the solid and liquid of brewer's lees through the filter assembly and collect water into the chamber of the base, thereby avoiding water pollution caused by water leakage from the brewer's lees.

The application discloses a high-flash-point alkyd protective paint and a preparation method thereof. The paint is a single-component product and specifically comprises high-flash-point alkyd resin, mixed alkane / aromatic hydrocarbon solvent oil, pigment, filler, bentonite, dispersant, drier, anti-skinning agent and the like. The paint has the advantages of high flash point (67-70 DEG C), fast drying, anti-yellowing, impact resistance, salt water resistance, excellent adhesion, high solid content, low VOC content and the like, and can be stored and transported as common goods.

The invention discloses finishing paint phenolic aldehyde modified organic silicon resin for a windshield on a lighter and a preparation method of the finishing paint phenolic aldehyde modified organic silicon resin. The water-based paint is prepared from the following raw materials: methyl trichlorosilane, dimethyl dichlorosilane, phenyl trichlorosilane, diphenyl dichlorosilane, methylbenzene, dimethylbenzene, acetone, propylene glycol methyl ether acetate, ethylene glycol monoethyl ether acetate, n-butyl alcohol, ionized water, tap water, phenol, cardanol, 37% formaldehyde, methanol, benzyl alcohol, citric acid, oxalic acid, triethylamine and the like. According to the preparation method disclosed by the invention, the optimal methyl proportion and solvent system are screened out through a large number of contrast experiments, and the phenolic aldehyde modified organic silicon resin is prepared by adopting a hydrolysis method and a condensation method. The coating has the comprehensive properties of no smoking in high-temperature decomposition, flame retardancy, high bonding strength, lasting antifouling property, corrosion resistance, high temperature resistance, high chemical resistance, high adhesive force and good impact property.

The invention provides a silk fibroin composition for injection and a preparation method thereof, and belongs to the technical field of medical cosmetology. The silk fibroin composition is prepared from the following components in percentage by mass: 0.1 to 0.7 weight percent of hyaluronic acid or salt thereof, 0.1 to 10 weight percent of silk fibroin and the balance of phosphate buffer solution. The silk fibroin composition is used for water-light injection, can promote collagen production and inhibit collagen fibrosis, does not have adverse reactions such as skin allergy, hardening and the like, and has the effects of quickly improving the dry state of skin, fading fine wrinkles or wrinkles, replenishing water, preserving moisture and tightening the skin.

The utility model relates to the technical field of refrigeration of refrigeration equipment, in particular to a refrigeration system provided with a sleeve type heat regeneration structure and used for the refrigeration equipment, which comprises an outer condenser, a condensation fan, an inner condenser, an evaporator, a drying filter and a compressor, and further comprises the sleeve type heat regeneration structure which comprises an outer sleeve and an embedded pipe. The outer casing pipe comprises a casing pipe inlet, a casing pipe body and a casing pipe outlet, the casing pipe inlet is connected with the air outlet end of the evaporator, the casing pipe outlet is connected with the air inlet of the compressor, the inner embedded pipe comprises an embedded pipe inlet, an embedded pipe body and an embedded pipe outlet, the embedded pipe inlet is connected with the air outlet of the drying filter, and the embedded pipe outlet is connected with the air outlet of the drying filter. An embedded pipe outlet is connected with an air inlet of the evaporator, the embedded pipe body is embedded in the sleeve pipe body, and by means of the sleeve pipe type heat regeneration structure, heat regeneration efficiency is improved.

The invention relates to the technical field of whitening lotion, and particularly discloses whitening essence lotion and a preparation method thereof.The whitening essence lotion is prepared from, by mass, 67.6% of deionized water, 1% of glycerin, 0.2% of carbomer, 0.2% of xanthan gum, 7% of 1-3 butanediol, 2% of D-panthenol, 2% of polysorbate-60, 0.2% of ethylhexylglycerin, 17.8% of olive oil and 2% of traditional Chinese medicine extract; the traditional Chinese medicine extract is a mixed extracting solution of radix paeoniae alba, rhizoma atractylodis macrocephalae, white poria cocos and liquorice, and the ratio of the radix paeoniae alba to the rhizoma atractylodis macrocephalae to the white poria cocos to the liquorice is 2: 2: 2: 1. According to the whitening essence lotion, the theory of traditional Chinese medicine is used as a foundation stone, natural Chinese herbal medicines such as the radix paeoniae alba, the rhizoma atractylodis macrocephalae, the white poria cocos and the liquorice are selected as raw materials, active ingredients of the raw materials are extracted, and melanin generation can be effectively inhibited; the traditional Chinese medicine composition has the effects of whitening skin, fading spots and brightening skin color, realizes natural and healthy whitening effects, can provide lasting moisturizing and nourishing for skin, effectively improves the dry state of the skin, and enhances the elasticity and luster of the skin.

The utility model discloses a high-density closed felt structure which comprises a flannelette surface layer, a flannelette core layer, a flannelette bottom layer, a first base cloth layer and a second base cloth layer, the first base cloth layer comprises first warp yarns, second warp yarns and first weft yarns; third weft yarns corresponding to the first warp yarns in the first base cloth layer and the second base cloth layer are arranged in the flannelette core layer; flannelette water absorption cavities are formed among the first weft yarns, the second weft yarns and the third weft yarns; the high-density base cloth layer is formed by the first warp yarns, the second weft yarns and the first weft yarns of the first base cloth layer and the second base cloth layer, so that more water can seal gaps of the coarse cotton cloth, the coarse cotton cloth is more closed and airtight, the vacuum degree of vacuum equipment is conveniently kept during vacuum dewatering, dewatering of the coarse cotton cloth is more sufficient, the dryness of the coarse cotton cloth is improved, and the service life of the coarse cotton cloth is prolonged. And flannelette water absorption cavities are formed among the first weft yarns, the second weft yarns and the third weft yarns, so that the water absorption capacity is effectively improved, and the dryness of the paper sheet is improved.

The application relates to the technical field of children's products, in particular to a children's carrier. The children's carrier comprises a shoulder strap, the shoulder strap comprises a first shoulder part and a second shoulder part, the first shoulder part is provided with a first connecting piece; the second shoulder part is arranged in parallel with the first shoulder part along a transverse direction, the second shoulder part is provided with a second connecting piece, the second connecting piece is configured to be connected with the first connecting piece, so that the second connecting piece and the first connecting piece have a connected state, and the second connecting piece is configured to be separated from the first connecting piece, so that the second connecting piece and the first connecting piece have a separated state; wherein the first shoulder part and the second shoulder part are close to each other along the transverse direction, so that the first shoulder part and the second shoulder part both have a concave structure. The shoulder strap of the children's carrier provided by the application meets the ergonomic design and has high comfort.

The utility model discloses an oil absorption pad for food oil absorption, which comprises an oil absorption layer, the outer side of the oil absorption layer is coated with a silicone oil paper layer, the bottom of the oil absorption layer is connected with an oil separation layer, and a cavity is formed between the oil absorption layer and the oil separation layer. The food taste is effectively improved, and the situation that food adheres to the container to affect dining experience is avoided.

The utility model belongs to the technical field of steam generators, and particularly relates to a frame tubular low-nitrogen condensation steam generator which comprises a heating chamber and a plurality of convection banks arranged in the heating chamber, the heating chamber comprises a high-temperature chamber, a medium-temperature chamber and a low-temperature chamber which are sequentially arranged from bottom to top and are separated from one another, a combustion chamber is arranged on one side of the high-temperature cavity, a first smoke guide chamber communicated with the high-temperature cavity and the medium-temperature cavity is arranged on the other side of the high-temperature cavity, the first smoke guide chamber and the combustion chamber are oppositely arranged, a second smoke guide chamber communicated with the medium-temperature cavity and the low-temperature cavity is arranged on one side of the medium-temperature cavity, and the first smoke guide chamber and the second smoke guide chamber are oppositely arranged. The convection tube bundle can effectively prevent the evaporation section of the convection tube bundle from bursting due to overhigh temperature.

The invention discloses a composition for improving male and female dysfunction and climacteric syndrome, the composition is prepared from the following raw materials in parts by weight: 5-20 parts of royal jelly freeze-dried powder and 5-20 parts of bee pollen, and the composition is prepared by the following preparation method: step 1, sequentially putting the royal jelly freeze-dried powder and the bee pollen into a container according to the proportion, and uniformly stirring; uniformly stirring through a stirring rod to obtain mixed powder; step 2, placing the mixed powder obtained in the step 1 in an environment of minus 40 DEG C for freeze drying to obtain a mixed composition; and step 3, pressing the mixed composition obtained in the step 2 into tablets in an environment of 15 DEG C through a tablet press. The composition disclosed by the invention is scientific and reasonable in formula, can directly act on affected parts, can be used for treating male and female dysfunction, prostate symptoms and climacteric syndromes, improves the activeness of male sperms, improves the survival rate of female ova, enhances the immunity, and improves female vaginal dryness, inflammation and endocrine disorder.

The invention discloses a bar hot rolling production line waste heat efficient recycling system which comprises a walking beam furnace, a waste heat recycling pipe and a waste heat steam boiler, a steam outlet of the waste heat steam boiler is connected with a steam separator, a steam outlet of the steam separator is connected with a heat accumulator, and a steam outlet of the heat accumulator is sequentially connected with a steam turbine and a generator. A steam pressure stabilizer is connected to the third steam pipe, a steam exhaust port of the steam turbine is connected with a condenser, a heat absorption coil pipe is arranged in the condenser, an inlet of the heat absorption coil pipe is communicated with the gas main pipe, an outlet of the heat absorption coil pipe is communicated with a combustor of the stepping heating furnace, and a liquid outlet of the condenser is connected with a deaerator; a liquid outlet of the deaerator is communicated with a liquid inlet of the waste heat steam boiler, and a liquid outlet of the steam separator is communicated with a liquid inlet of the condenser. The device not only can improve the steam yield of the waste heat steam boiler and realize efficient recovery of waste heat, but also can obviously improve the generating capacity.

The present invention relates to the technical field of centrifuges, and in particular to a centrifuge rotor structure. It comprises a drum and spiral blades arranged on the drum, the spiral blades close to the straight end of the rotor are connected to the drum through supporting blades, and the fixing direction of the supporting blades is opposite to the fixing direction of the spiral blades. In the centrifuge rotor structure of the present invention, when the drum is rotating at high speed, the rotation direction of the drum is consistent with that of the spiral blades, which is opposite to the rotation direction of the supporting blades. At this time, a pump pressure will be formed during high-speed rotation, and a part of the light liquid (water) will be discharged in the opposite direction, thereby increasing the working processing capacity and the material dryness accordingly. Under the same model and the same material properties, the centrifuge rotor structure of the present invention can increase the material processing capacity of the equipment by at least 2-3m per hour. 3 / h, the dryness of the material is increased by at least 3%.

The utility model relates to a wood draining device which comprises a supporting assembly, a moving mechanism and a plurality of hoisting draining assemblies, the moving mechanism is arranged on the supporting assembly, and the hoisting draining assemblies are arranged on the moving mechanism. In the actual wood processing process, when the cleaned wood needs to be drained, the wood can be sequentially placed on the hoisting assemblies, then the hoisting assemblies are driven to operate through the moving mechanism, meanwhile, the first draught fan is operated, the first draught fan blows air to the surface of the wood, water drops on the surface of the wood are blown off, and draining of the wood is accelerated; therefore, the wood subjected to rough machining can be better drained, the wood draining speed is increased, the dryness of the drained wood is improved, subsequent machining of the wood is guaranteed, and the wood machining process is shortened.

This invention discloses a steam-water separation and reheating device, comprising a shell, a steam inlet pipe, a nozzle, an ejector pipe, and a swirl plate. A steam inlet is welded to one side of the upper end of the shell, and a subcooled water outlet is provided at the lower end. An ejector pipe is installed inside the shell, with a steam outlet extending from the top of the shell at its upper end. The lower part of the ejector pipe is connected to the nozzle via a steam inlet flange, and the lower end of the nozzle is connected to the steam inlet pipe. A new steam inlet is provided after the steam inlet pipe extends from one side of the shell. A swirl plate is welded to the outside of the ejector pipe. The steam-water separation and reheating device of this invention has no moving parts, and compared to the original structure, it can more effectively improve the dryness and kinetic energy of the residual steam, remove water droplets from inside the wet steam, and effectively protect the internal flow structure of downstream equipment.

The invention discloses a bacteriostatic finishing agent, a preparation method of dry and comfortable bacteriostatic pure cotton non-woven fabric and a disposable hygienic product. Emulsifying and mixing the prepared antibacterial finishing agent and the water-repellent finishing agent by adding a surfactant; the antibacterial finishing agent is dispersed in the water phase, the water-repellent finishing agent is dispersed in the oil phase, and the pure cotton non-woven fabric is subjected to after-finishing; free active sites react with hydroxyl groups on pure cotton non-woven fibers to occupy hydroxyl active sites in the region, and meanwhile, due to the steric hindrance effect with chitosan and polylysine polymer chains, the situation that the hydrophilic performance is reduced due to spreading of a water-repellent finishing agent in the region is prevented. The antibacterial finishing agent is safe in raw materials, efficient to use, free of irritation and sensitization and stable in antibacterial effect, the antibacterial finishing agent and the water-repellent finishing agent are emulsified and mixed by adding the surfactant, and the steric hindrance effect is constructed; the water-repellent finishing agent is prevented from spreading in the area, and a special after-finishing process is adopted for after-finishing, so that the dryness of the non-woven fabric is improved.

The present invention is applicable to the field of biomedical technology, and provides a protein mimic peptide that promotes the proliferation and stemness of tongue cancer cells and its application. The amino acid sequence of the protein mimic peptide is shown in SEQ ID NO.1. The protein mimic peptide provided by the present invention can promote the proliferation and stemness of tongue cancer cells under three-dimensional culture conditions, and can be used to construct a three-dimensional culture model of tongue cancer cells. It opens up a new path for basic research on tongue cancer, drug development, and the formulation of individualized treatment plans, and has broad application prospects and important scientific significance.

The present invention discloses a crushing and solid-liquid separation device and a garbage disposal device, wherein the crushing and solid-liquid separation device includes a box body, the box body is provided with a feed port, a discharge port located at the upper end thereof and a liquid discharge port located at the lower end thereof, a spiral conveying shaft is vertically arranged in the box body, the spiral conveying shaft is connected to a driving device for driving its self-rotation, the spiral blades of the spiral conveying shaft are located in a solid-liquid separation barrel, the solid-liquid separation barrel is located in the box body and is connected with the feed port, the discharge port and the liquid discharge port, and the inner wall of the solid-liquid separation barrel is provided with a cutter that forms a shear force with the spiral blades on the spiral conveying shaft. This scheme enables the solid to move upward and the liquid to move downward to achieve solid-liquid separation, adopts the spiral blades and the cutter to cooperate to generate shear force, and the conveying and crushing are synchronized. The entire device only needs one power source to achieve garbage crushing and solid-liquid separation, the device has high integration, small size, and is easy to process, and the equipment cost and use cost are low, which is convenient for application in homes, canteens, restaurants and other occasions.

A kind of paper pulp dewatering and drying system, the system includes plane filter press, pulp board shearing machine, pulp board stacking machine;The pulp board shearing machine is connected and installed in the rear end of the plane filter press, and the pulp board stacking machine is connected and installed in the rear end of the pulp board shearing machine.The utility model can improve the dryness of paper pulp by plane filter press dewatering, and then add heat drying to enhance the dryness of paper pulp, realize lower cost and folding endurance loss, improve the dryness of paper pulp after dewatering and drying and the quality and value of paper pulp.

The utility model belongs to sludge dewatering technical field, concretely relates to a filter plate for diaphragm filter press, including board body, graphene heating piece, heat conduction cover plate and annular frame board, the utility model discloses a graphene heating piece is integrated to the filter plate inside, can utilize its planar heating, high thermal efficiency, the excellent characteristic of rapid and uniform heating, can efficiently and stably pass through heat conduction cover plate and transmit heat to entire filter chamber, and the filter cake is heated quickly and uniformly, thereby the stable structure of bound water in sludge is efficiently destroyed, and the dewatering efficiency and dryness are improved significantly, still through multistage embedded design, while realizing efficient hot-pressing synergic dewatering, the stable sealing of heating system and the structural reliability of filter plate whole are ensured.