CN102976790A - Glaze slip dehydrating device with high efficiency and low cost - Google Patents
Glaze slip dehydrating device with high efficiency and low cost Download PDFInfo
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- CN102976790A CN102976790A CN2011102640066A CN201110264006A CN102976790A CN 102976790 A CN102976790 A CN 102976790A CN 2011102640066 A CN2011102640066 A CN 2011102640066A CN 201110264006 A CN201110264006 A CN 201110264006A CN 102976790 A CN102976790 A CN 102976790A
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Abstract
The patent of the invention discloses a glaze making glaze slip dehydrating system with high efficiency and low cost. The glaze slip dehydrating system is used for rapidly dehydrating the glaze slip with high efficiency and at low cost by the microporous membrane separation technique, so as to separate glaze from water. The glaze slip dehydrating system comprises a glaze slip conditioning device for conditioning the glaze slip, a glaze-water separating device for separating glaze from water, a microporous membrane tank body turning device, a hot air glaze-drying device for filtered glazes, a glaze stripping device for air-drying glazes, and a cleaning device for a microporous membrane tank body. The glaze slips added with special calcium salts are introduced into the microporous membrane tank body, dehydrated, filtered and separated, and the separated water can be used circularly; the moisture content of the separated glazes is smaller than 20%, and can meet the application requirement as long as the separated glazes are dried by certain excess heats from glaze making plants; However, the moisture content of the glazes is higher than 30% after the traditional glaze slip dehydrating system is employed; therefore, the system saves massive energy which is used for drying moisture by the traditional system, so that the goals of high efficiency and low cost are realized.
Description
Technical field
The invention belongs to enamel frit makeing glaze slip dehydration technique field, more specifically relate to a kind of enamel frit makeing glaze slip dewatering system of high efficiency, low cost.
Background technology
Glaze is a kind of silicate, is a kind of continuous vitreous layer that is attached to the ceramic body surface, or the mixolimnion of a kind of vitreum and crystal.
The glaze of executing on the ceramic ware is generally take quartz, feldspar, clay as raw material, after grinding, add the water modulation, is coated on billet surface, through the roasting of certain temperature and melting during drop in temperature, forms the glassiness thin layer of ceramic surface.It makes ceramic ware increase physical strength, thermostability, dielectric strength and prevents the erosion of liquid, gas, improves working strength.Glaze increases the porcelain beauty function in addition: make porcelain densification, gloss soft, waterproof gentle again, to the people bright such as mirror sensation and be convenient to wash and wipe away, be not sticky with by dust and the effect such as easy cleaning.
Glaze is divided into two kinds with raw material: natural mineral raw (such as quartz, feldspar, kaolin, Wingdale, talcum, zircon etc.) and industrial chemicals (such as ZnO, SnO2, boric acid, borax etc.).The raw materials used oxide component of all wanting to provide for the composition of glaze one or more of enamel frit makeing.The quality of glaze depends on prescription.Glaze formula is mainly determined by the chemistry of blank and physical properties, factors such as purity, processing performance, processing condition to the chemical constitution of the performance requriements of glaze itself and enamel frit makeing raw material, raw material.Glaze is as " the intimate partner " of ceramic product, and can its quality of production form international standard, very important to the brand development of Chinese pottery.The pottery industry is as manufacturing important component part, and when Chinese pottery strided forward to international top-brand, the glaze product was serving as the role of cardiotonic drug in this process, and jointly grew up with domestic pottery, and development plays a crucial role to the ups and downs of whole ceramic industry.
At present, enamel frit makeing company to glaze slip dewater realize glaze and moisture from the time, have two obvious problems: the firstth, in the technological process from ball mill out the time in order to allow more glaze composition be taken out of by water, added thickening material, and thickening material plays the effect of obstruction when glaze slip is dewatered, can improve the water ratio of glaze, so producer adds flocculation agent for the impact that reduces thickening material at glaze slip dehydration forward direction glaze slip, the dehydration of employing pressure filter, though the glaze water ratio that obtains like this decreases, but glaze the phenomenon of bubbling can occur in use, and the water quality after separating is bad, belong to waste water, can not safety dumping and cyclically utilizing; The secondth, the glaze water ratio that traditional technology obtains is up to 30%, and drying plant on the needs is so that the quilt oven dry is less than 1% to water ratio, and drying plant needed work 20 hours nearly, and the energy cost of consumption is very high.Therefore in order to reduce the glaze water ratio after the dehydration, can cyclically utilizing and reduce the water resources cost for the water after dewatering, in order to reduce the energy cost of drying plant, the present invention is produced.
Summary of the invention
For the glaze that solves existing glaze slip and moisture from problem, the object of the present invention is to provide a kind of enamel frit makeing glaze slip dewatering system of high efficiency, low cost, a kind ofly can really realize high-level efficiency and the enamel frit makeing glaze slip dewatering system of target cheaply.
For achieving the above object, the technical solution adopted in the present invention is: a kind of enamel frit makeing glaze slip dewatering system of high efficiency, low cost, it is characterized in that, this glaze slip dewatering system comprises the glaze slip conditioning system of nursing one's health glaze slip, the glaze water separation device of glaze and water in the separation glaze slip, microfiltration membrane tank body turning device, the glaze hot-air drying unit of glaze after filtering, the glaze stripping off device of air-dry rear glaze and the washing unit of microfiltration membrane tank body, wherein the glaze slip conditioning system is nursed one's health glaze slip, the microfiltration membrane tank that comprises in the glaze water separation device separates the glaze slip after the conditioning, microfiltration membrane tank body turning device further separates glaze and water with the reversing of microfiltration membrane tank, glaze in the glaze hot-air drying unit oven dry microfiltration membrane tank, the glaze stripping off device is peeled off out with the glaze in the microfiltration membrane tank, finishes whole glaze slip dehydration work through the washing unit cleaning microfiltration membrane tank body of microfiltration membrane tank body afterwards.
More excellent, described glaze slip conditioning system comprises glaze slip conditioning groove E1.
More excellent, described glaze water separation device comprises glaze slip tempering tank T1, microfiltration membrane tank body E2, pump P1, switch-valve V1～V5, clear liquid receiving tank T2, the air compressor E3 that holds the rear glaze slip of conditioning.
More excellent, the core of described microfiltration membrane tank body is the microfiltration membrane pipe, be that a kind of polyethylene, polypropylene or tetrafluoroethylene millipore filtration of adopting is the micropore filtering film of base material, the effective one deck stainless (steel) wire of microfiltration membrane entangles, and the microfiltration membrane pipe adopts bridging action when the micro-filtration filtering separation.
More excellent, described microfiltration membrane tank body turning device comprises microfiltration membrane tank body E2, upset motor M, wheel casing and related electrical system.
More excellent, described glaze hot-air drying unit comprises blower fan P3, hot air source E4 and switch-valve V8.
More excellent, described glaze stripping off device comprises microfiltration membrane tank body E2, air compressor E3, switch-valve V6, cylinder C1 and cylinder C2.
More excellent, the washing unit of described microfiltration membrane tank body comprises microfiltration membrane tank body E2, pump P2, switch-valve V7, clear liquid receiving tank T2.
More excellent, according to claim 1 the enamel frit makeing glaze slip dewatering system of described a kind of high efficiency, low cost to be used, concrete steps are following six stages:
The first, the conditioning stage of glaze slip.The ball mill T0 of glaze slip from glaze preparation method out, glaze slip enters glaze slip conditioning groove E1, carries out the glaze slip conditioning by adding special calcium salt A.
The second, the glaze of glaze slip and moisture are from the stage.Glaze slip after the conditioning begins to enter dewatering state.This stage comprises sepn process and water-break process.Glaze slip after the conditioning is mixed fully and is reacted at glaze slip tempering tank T1, these glaze slips arrive millipore filtration tank body E2 and carry out filtering separation under the effect of advancing stock pump P1 and slurry-inlet valve V1, the clear water after the separation flows to clear liquid receiving tank T2 and can be used for recycling and cleaning system when valve V4 opens.Glaze after the separation then concentrates attached knot on membrane tube wall.So just finish sepn process.System automatically stopped the effect of pump P1 and valve V1 and enter the water-break state under air compressor E3 and valve V5 effect when the glaze of attached knot on membrane tube wall reached a certain amount of, and the water that moves back is back to glaze slip tempering tank T1 at open valve V2.So just finish the water-break stage.Glaze water ratio after system of the present invention separates can hang down and reach 20%.
The 3rd, the upset stage of glaze.After the glaze slip dehydration, glaze separates with water.We are called glaze the glaze of this moment, and the state of glaze is tightly to be attached on the microfiltration membrane tube wall, and this is because the present invention has carried out special processing to common microfiltration membrane pipe, has put one deck stainless (steel) wire on its surface.System of the present invention need to be because will dry the glaze of separating in the upset stage, further reduces the water ratio of glaze.After the glaze of glaze slip and moisture finished from the stage, system enters rollover states, be exactly under the effect of upset motor M, wheel casing and related electrical system, whole microfiltration membrane tank body E2 top and bottom reversed, the remaining clear water of water-break this moment is easy to flow to clear liquid receiving tank T2.
The 4th, the baking stage of glaze.Under the rollover states of microfiltration membrane tank body E2, the drying system of system begins to start, under blower fan P3 effect, the hot blast of hot air source E4 is blown to the microfiltration membrane tank body by switch-valve V8, the glaze piece that is attached on the microfiltration membrane tube wall is dried up, under the stainless (steel) wire effect of microfiltration membrane pipe, glaze can form the glaze piece with the attached knot of particle form at tube wall equably, and between the glaze piece particle many holes are arranged, under the hot blast effect, the moisture of glaze piece can be blown away with gas form soon by these holes, water ratio that like this can fast reducing glaze piece, less than 20 minutes, such drying system just can drop to the water ratio of glaze less than 1%.
The 5th, the stripping bench of glaze.Glaze through oven dry after, water ratio has reached the requirement of application, then microfiltration membrane tank body E2 under the effect of upset motor M, wheel casing and related electrical system again upset return, enter the stripping process of glaze.Under air compressor E3, back-flushing valve V6 and cylinder C1, C2 effect, the glaze piece on the microfiltration membrane tube wall is stripped from, and can collect with collection box.
The 6th, the wash phase of system.The stripping operation one of glaze is finished, and system will enter new one and take turns working order.Enter new one and take turns before the working order, need to start the cleaning system of microfiltration membrane tank body E2.Under the effect of scavenging pump P2 and cleaning valve V7, the clear liquid of clear liquid accumulator tank T2 is transported to microfiltration membrane tank body E2 and cleans.
After adopting technique scheme, its beneficial effect is: patent glaze slip dewatering system of the present invention adopts micro-filtration pore membrane isolation technique that the enamel frit makeing glaze slip is carried out the fast processed of high efficiency, low cost, realizes separating of glaze and water.Process is added special calcium salt so that the thickening material in the glaze slip does not affect the dehydration link before the glaze slip dehydration, then enter the dehydrated filtering separation of carrying out of microfiltration membrane tank body, water after the separation is collected to be made the enamel frit makeing cyclically utilizing and can save great lot of water resources, the glaze water ratio that separates reduces greatly, the glaze water ratio is lower than 20% after the dehydration, and the glaze water ratio that present glaze slip dewatering system obtains is higher than 30%.The glaze that glaze slip obtains through the filtering separation of system of the present invention is little more a lot of than traditional because of water ratio, only need some waste heats of enamel frit makeing factory just can be dried into water ratio and reach application requiring, can save like this original system and need to dry the mass energy that consumes, really realize high-level efficiency and target cheaply.
Description of drawings
Fig. 1 is a kind of structural principle synoptic diagram of enamel frit makeing glaze slip dewatering system of high efficiency, low cost.
Embodiment
Below in conjunction with accompanying drawing patent of the present invention is described in further detail.
As shown in Figure 1, a kind of enamel frit makeing glaze slip dewatering system of high efficiency, low cost, it is characterized in that, this glaze slip dewatering system comprises the glaze slip conditioning system of nursing one's health glaze slip, the glaze water separation device of glaze and water in the separation glaze slip, microfiltration membrane tank body turning device, the glaze hot-air drying unit of glaze after filtering, the glaze stripping off device of air-dry rear glaze and the washing unit of microfiltration membrane tank body, wherein the glaze slip conditioning system is nursed one's health glaze slip, the microfiltration membrane tank that comprises in the glaze water separation device separates the glaze slip after the conditioning, microfiltration membrane tank body turning device further separates glaze and water with the reversing of microfiltration membrane tank, glaze in the glaze hot-air drying unit oven dry microfiltration membrane tank, the glaze stripping off device is separated the glaze in the microfiltration membrane tank, finishes glaze slip dehydration work through the washing unit cleaning microfiltration membrane tank body of microfiltration membrane tank body afterwards.
Described glaze slip conditioning system comprises glaze slip conditioning groove E1; The glaze water separation device comprises glaze slip tempering tank T1, microfiltration membrane tank body E2, pump P1, switch-valve V1～V5, clear liquid receiving tank T2, the air compressor E3 that holds the rear glaze slip of conditioning; The core of microfiltration membrane tank body is the microfiltration membrane pipe, is that a kind of polyethylene, polypropylene or tetrafluoroethylene millipore filtration of adopting is the micropore filtering film of base material, and the effective one deck stainless (steel) wire of microfiltration membrane entangles, and the microfiltration membrane pipe adopts bridging action when the micro-filtration filtering separation; Microfiltration membrane tank body turning device comprises microfiltration membrane tank body E2, upset motor M, wheel casing and related electrical system; The glaze hot-air drying unit comprises blower fan P3, hot air source E4 and switch-valve V8; The glaze stripping off device comprises microfiltration membrane tank body E2, air compressor E3, switch-valve V6, cylinder C1 and cylinder C2; The washing unit of microfiltration membrane tank body comprises microfiltration membrane tank body E2, pump P2, switch-valve V7, clear liquid receiving tank T2; According to claim 1, the enamel frit makeing glaze slip dewatering system of described a kind of high efficiency, low cost is used, concrete steps are following six stages:
The first, the conditioning stage of glaze slip.The ball mill T0 of glaze slip from glaze preparation method out, glaze slip enters glaze slip conditioning groove E1, carries out the glaze slip conditioning by adding special calcium salt A.
The second, the glaze of glaze slip and moisture are from the stage.Glaze slip after the conditioning begins to enter dewatering state.This stage comprises sepn process and water-break process.Glaze slip after the conditioning is mixed fully and is reacted at glaze slip tempering tank T1, these glaze slips arrive millipore filtration tank body E2 and carry out filtering separation under the effect of advancing stock pump P1 and slurry-inlet valve V1, the clear water after the separation flows to clear liquid receiving tank T2 and can be used for recycling and cleaning system when valve V4 opens.Glaze after the separation then concentrates attached knot on membrane tube wall.So just finish sepn process.System automatically stopped the effect of pump P1 and valve V1 and enter the water-break state under air compressor E3 and valve V5 effect when the glaze of attached knot on membrane tube wall reached a certain amount of, and the water that moves back is back to glaze slip tempering tank T1 at open valve V2.So just finish the water-break stage.Glaze water ratio after system of the present invention separates can hang down and reach 20%.
The 3rd, the upset stage of glaze.After the glaze slip dehydration, glaze separates with water.We are called glaze the glaze of this moment, and the state of glaze is tightly to be attached on the microfiltration membrane tube wall, and this is because the present invention has carried out special processing to common microfiltration membrane pipe, has put one deck stainless (steel) wire on its surface.System of the present invention need to be because will dry the glaze of separating in the upset stage, further reduces the water ratio of glaze.After the glaze of glaze slip and moisture finished from the stage, system enters rollover states, be exactly under the effect of upset motor M, wheel casing and related electrical system, whole microfiltration membrane tank body E2 top and bottom reversed, the remaining clear water of water-break this moment is easy to flow to clear liquid receiving tank T2.
The 4th, the baking stage of glaze.Under the rollover states of microfiltration membrane tank body E2, the drying system of system begins to start, under blower fan P3 effect, the hot blast of hot air source E4 is blown to the microfiltration membrane tank body by switch-valve V8, the glaze piece that is attached on the microfiltration membrane tube wall is dried up, under the stainless (steel) wire effect of microfiltration membrane pipe, glaze can form the glaze piece with the attached knot of particle form at tube wall equably, and between the glaze piece particle many holes are arranged, under the hot blast effect, the moisture of glaze piece can be blown away with gas form soon by these holes, water ratio that like this can fast reducing glaze piece, less than 20 minutes, such drying system just can drop to the water ratio of glaze less than 1%.
The 5th, the stripping bench of glaze.Glaze through oven dry after, water ratio has reached the requirement of application, then microfiltration membrane tank body E2 under the effect of upset motor M, wheel casing and related electrical system again upset return, enter the stripping process of glaze.Under air compressor E3, back-flushing valve V6 and cylinder C1, C2 effect, the glaze piece on the microfiltration membrane tube wall is stripped from, and can collect with collection box.
The 6th, the wash phase of system.The stripping operation one of glaze is finished, and system will enter new one and take turns working order.Enter new one and take turns before the working order, need to start the cleaning system of microfiltration membrane tank body E2.Under the effect of scavenging pump P2 and cleaning valve V7, the clear liquid of clear liquid accumulator tank T2 is transported to microfiltration membrane tank body E2 and cleans.
Principle and beneficial effect: enamel frit makeing glaze slip dewatering system of the present invention can be divided into for six stages to the workflow of glaze slip dehydration: the conditioning of glaze slip, the glaze of glaze slip and moisture are from the cleaning of the peeling off of the oven dry of the upset of, glaze, glaze, glaze, system.
The first, the conditioning stage of glaze slip.This process is fairly simple.The ball mill T 0 of glaze slip from glaze preparation method out, because glaze slip contains thickening material, and these thickening materials have affected the dehydrating effect of glaze slip, so glaze slip needs simply to nurse one's health before entering dehydration, the present invention adds flocculation agent to achieve the goal but add a kind of special calcium salt, makes thickening material no longer bring into play bad impact.So glaze slip enters the glaze slip conditioning groove E1 of system of the present invention, nurses one's health by adding special calcium salt A.
The second, the glaze of glaze slip and moisture are from the stage.Glaze slip after the conditioning begins to enter dewatering state.This stage comprises sepn process and water-break process.Glaze slip after the conditioning is mixed fully and is reacted at glaze slip tempering tank T1, these glaze slips arrive millipore filtration tank body E2 and carry out filtering separation under the effect of advancing stock pump P1 and slurry-inlet valve V1, the clear water after the separation flows to clear liquid receiving tank T2 and can be used for recycling and cleaning system when valve V4 opens.Glaze after the separation then concentrates attached knot on membrane tube wall.So just finish sepn process.System automatically stopped the effect of pump P1 and valve V1 and enter the water-break state under air compressor E3 and valve V5 effect when the glaze of attached knot on membrane tube wall reached a certain amount of, and the water that moves back is back to glaze slip tempering tank T1 at open valve V2.So just finish the water-break stage.Glaze water ratio after system of the present invention separates can hang down and reach 20%.
The 3rd, the upset stage of glaze.After the glaze slip dehydration, glaze separates with water.We are called glaze the glaze of this moment, and the state of glaze is tightly to be attached on the microfiltration membrane tube wall, and this is because the present invention has carried out special processing to common microfiltration membrane pipe, has put one deck stainless (steel) wire on its surface.System of the present invention need to be because will dry the glaze of separating in the upset stage, further reduces the water ratio of glaze.After the glaze of glaze slip and moisture finished from the stage, system enters rollover states, be exactly under the effect of upset motor M, wheel casing and related electrical system, whole microfiltration membrane tank body E2 top and bottom reversed, the remaining clear water of water-break this moment is easy to flow to clear liquid receiving tank T2.
The 4th, the drying course of glaze.Under the rollover states of microfiltration membrane tank body E2, the drying system of system begins to start, under blower fan P3 effect, the hot blast of hot air source E4 is blown to the microfiltration membrane tank body by switch-valve V8, the glaze piece that is attached on the microfiltration membrane tube wall is dried up, under the stainless (steel) wire effect of microfiltration membrane pipe, glaze can form the glaze piece with the attached knot of particle form at tube wall equably, and between the glaze piece particle many holes are arranged, under the hot blast effect, the moisture of glaze piece can be blown away with gas form soon by these holes, water ratio that like this can fast reducing glaze piece, less than 20 minutes, such drying system just can drop to the water ratio of glaze less than 1%.Clearly, saved the oven dry energy than traditional dehydration equipment.
The 5th, the stripping process of glaze.Glaze through oven dry after, water ratio has reached the requirement of application, then microfiltration membrane tank body E2 under the effect of upset motor M, wheel casing and related electrical system again upset return, enter the stripping process of glaze.Under air compressor E3, back-flushing valve V6 and cylinder C1, C2 effect, the glaze piece on the microfiltration membrane tube wall is stripped from, and can collect with collection box.
The 6th, the cleaning process of system.The stripping operation one of glaze is finished, and system will enter new one and take turns working order.Enter new one and take turns before the working order, need to start the cleaning system of microfiltration membrane tank body E2.Under the effect of scavenging pump P2 and cleaning valve V7, the clear liquid of clear liquid accumulator tank T2 is transported to microfiltration membrane tank body E2 and cleans.
Glaze slip dewatering system of the present invention can directly be connected with the glaze slip outlet of enamel frit makeing company, through separating, quality after the separation is up to standard both can outwards discharge also safely and can recycle, glaze water ratio after the separation is low, can make water ratio meet very soon the application requiring of glaze through the drying system effect of back.
By analysis, patent of the present invention has following important breakthrough characteristics:
The first, the glaze that glaze slip dewatering system of the present invention adopts and water separator reason are used the millipore filtration technology first.The present invention takes full advantage of that millipore filtration can stop the seeing through of colloid of suspended substance, bacterium, part virus and big scale and separation characteristic that film allows larger molecular organics and soluble solid (inorganic salt) etc. to pass through, and the operation pressure reduction of microfiltration membrane both sides only needs common pump just can provide.
Second, though the millipore filtration that glaze slip dewatering system of the present invention adopts is organic membrane, but the present invention utilizes stainless physical property dexterously, at organic membrane surface tight cover last layer stainless (steel) wire, so not only take full advantage of the isolation technique of microfiltration membrane but also allow the trapped substance be exactly that glaze can evenly be attached on the membrane tube wall compactly, such effect allows the glaze water ratio drop to bottom line, and the attached knot mode of particle form can make the maximum effect of oven dry flow process performance of back.
The 3rd, glaze slip dewatering system of the present invention does not add flocculation agent, but add calcium salt glaze slip is carried out pre-treatment, and the water of separating so both can outwards discharge safely also can cyclically utilizing, has saved so a large amount of water resourcess.
The 4th, the glaze water ratio that glaze slip dewatering system of the present invention is separated is low, waste heat through the enamel frit makeing flow process just can be dried the further water cut of glaze the short period of time, omitted so to the utmost the needed mass energy of drying plant of original dewatering system, also saved time so not only save the energy.Really accomplished the purpose of energy-saving and emission-reduction.
The 5th, glaze slip dewatering system cost of the present invention is low, has both saved water than original dewatering system and has also saved the energy and time, has greatly reduced the cost of enamel frit makeing.
Glaze slip dewatering system of the present invention takes full advantage of millipore filtration and puts the isolation technique of stainless (steel) wire and calcium salt to the effect of thickening material, the enamel frit makeing glaze slip is dewatered, not only reduce the water ratio of glaze, and can loop back water, save the oven dry energy and drying time, for enamel frit makeing enterprise saves cost, can obtain efficiently glaze again, avoided especially the pollution to environment.
Above-described only is preferred implementation of the present invention, should be pointed out that for the person of ordinary skill of the art, under the prerequisite that does not break away from the invention design, can also make some distortion and improvement, and these all belong to protection scope of the present invention.
Claims (9)
1. the enamel frit makeing glaze slip dewatering system of a high efficiency, low cost, it is characterized in that, this glaze slip dewatering system comprises the glaze slip conditioning system of nursing one's health glaze slip, the glaze water separation device of glaze and water in the separation glaze slip, microfiltration membrane tank body turning device, the glaze hot-air drying unit of glaze after filtering, the glaze stripping off device of air-dry rear glaze and the washing unit of microfiltration membrane tank body, wherein the glaze slip conditioning system is nursed one's health glaze slip, the microfiltration membrane tank that comprises in the glaze water separation device separates the rear glaze slip of conditioning, microfiltration membrane tank body turning device further separates glaze and water with the reversing of microfiltration membrane tank, glaze in the glaze hot-air drying unit oven dry microfiltration membrane tank, the glaze stripping off device is peeled off out with the glaze in the microfiltration membrane tank, finishes whole glaze slip dehydration work through the washing unit cleaning microfiltration membrane tank body of microfiltration membrane tank body afterwards.
2. the enamel frit makeing glaze slip dewatering system of a kind of high efficiency, low cost according to claim 1 is characterized in that, described glaze slip conditioning system comprises glaze slip conditioning groove E1.
3. the enamel frit makeing glaze slip dewatering system of a kind of high efficiency, low cost according to claim 2, it is characterized in that described glaze water separation device comprises glaze slip tempering tank T1, microfiltration membrane tank body E2, pump P1, switch-valve V1～V5, clear liquid receiving tank T2, the air compressor E3 that holds the rear glaze slip of conditioning.
4. the enamel frit makeing glaze slip dewatering system of a kind of high efficiency, low cost according to claim 3, it is characterized in that, the core of described microfiltration membrane tank body is the microfiltration membrane pipe, that a kind of polyethylene, polypropylene or tetrafluoroethylene millipore filtration of adopting is the micropore filtering film of base material, the effective one deck stainless (steel) wire of microfiltration membrane entangles, and the microfiltration membrane pipe adopts bridging action when the micro-filtration filtering separation.
5. the enamel frit makeing glaze slip dewatering system of a kind of high efficiency, low cost according to claim 4 is characterized in that, described microfiltration membrane tank body turning device comprises microfiltration membrane tank body E2, upset motor M, wheel casing and related electrical system.
6. the enamel frit makeing glaze slip dewatering system of a kind of high efficiency, low cost according to claim 5 is characterized in that, described glaze hot-air drying unit comprises blower fan P3, hot air source E4 and switch-valve V8.
7. the enamel frit makeing glaze slip dewatering system of a kind of high efficiency, low cost according to claim 6 is characterized in that, described glaze stripping off device comprises microfiltration membrane tank body E2, air compressor E3, switch-valve V6, cylinder C1 and cylinder C2.
8. the enamel frit makeing glaze slip dewatering system of a kind of high efficiency, low cost according to claim 7 is characterized in that, the washing unit of described microfiltration membrane tank body comprises microfiltration membrane tank body E2, pump P2, switch-valve V7, clear liquid receiving tank T2.
9. according to claim 1 the enamel frit makeing glaze slip dewatering system of described a kind of high efficiency, low cost is used, concrete steps are following six stages:
The first, the conditioning stage of glaze slip.The ball mill T0 of glaze slip from glaze preparation method out, glaze slip enters glaze slip conditioning groove E1, carries out the glaze slip conditioning by adding special calcium salt A.
The second, the glaze of glaze slip and moisture are from the stage.Glaze slip after the conditioning begins to enter dewatering state.This stage comprises sepn process and water-break process.Glaze slip after the conditioning is mixed fully and is reacted at glaze slip tempering tank T1, these glaze slips arrive millipore filtration tank body E2 and carry out filtering separation under the effect of advancing stock pump P1 and slurry-inlet valve V1, the clear water after the separation flows to clear liquid receiving tank T2 and can be used for recycling and cleaning system when valve V4 opens.Glaze after the separation then concentrates attached knot on membrane tube wall.So just finish sepn process.System automatically stopped the effect of pump P1 and valve V1 and enter the water-break state under air compressor E3 and valve V5 effect when the glaze of attached knot on membrane tube wall reached a certain amount of, and the water that moves back is back to glaze slip tempering tank T1 at open valve V2.So just finish the water-break stage.Glaze water ratio after system of the present invention separates can hang down and reach 20%.
The 3rd, the upset stage of glaze.After the glaze slip dehydration, glaze separates with water.We are called glaze the glaze of this moment, and the state of glaze is tightly to be attached on the microfiltration membrane tube wall, and this is because the present invention has carried out special processing to common microfiltration membrane pipe, has put one deck stainless (steel) wire on its surface.System of the present invention need to be because will dry the glaze of separating in the upset stage, further reduces the water ratio of glaze.After the glaze of glaze slip and moisture finished from the stage, system enters rollover states, be exactly under the effect of upset motor M, wheel casing and related electrical system, whole microfiltration membrane tank body E2 top and bottom reversed, the remaining clear water of water-break this moment is easy to flow to clear liquid receiving tank T2.
The 4th, the baking stage of glaze.Under the rollover states of microfiltration membrane tank body E2, the drying system of system begins to start, under blower fan P3 effect, the hot blast of hot air source E4 is blown to the microfiltration membrane tank body by switch-valve V8, the glaze piece that is attached on the microfiltration membrane tube wall is dried up, under the stainless (steel) wire effect of microfiltration membrane pipe, glaze can form the glaze piece with the attached knot of particle form at tube wall equably, and between the glaze piece particle many holes are arranged, under the hot blast effect, the moisture of glaze piece can be blown away with gas form soon by these holes, water ratio that like this can fast reducing glaze piece, less than 20 minutes, such drying system just can drop to the water ratio of glaze less than 1%.
The 5th, the stripping bench of glaze.Glaze through oven dry after, water ratio has reached the requirement of application, then microfiltration membrane tank body E2 under the effect of upset motor M, wheel casing and related electrical system again upset return, enter the stripping process of glaze.Under air compressor E3, back-flushing valve V6 and cylinder C1, C2 effect, the glaze piece on the microfiltration membrane tube wall is stripped from, and can collect with collection box.
The 6th, the wash phase of system.The stripping operation one of glaze is finished, and system will enter new one and take turns working order.Enter new one and take turns before the working order, need to start the cleaning system of microfiltration membrane tank body E2.Under the effect of scavenging pump P2 and cleaning valve V7, the clear liquid of clear liquid accumulator tank T2 is transported to microfiltration membrane tank body E2 and cleans.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011102640066A CN102976790A (en) | 2011-09-02 | 2011-09-02 | Glaze slip dehydrating device with high efficiency and low cost |
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| CN2011102640066A CN102976790A (en) | 2011-09-02 | 2011-09-02 | Glaze slip dehydrating device with high efficiency and low cost |
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Citations (4)
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| CN1205987A (en) * | 1997-07-22 | 1999-01-27 | 中国石油化工总公司 | Recovering treatment method for suspension in waste water during catalyst production |
| WO2007093809A2 (en) * | 2006-02-17 | 2007-08-23 | Genesis Fluid Solutions Llc | Apparatus and method for de-watering of slurries |
| CN101070142A (en) * | 2007-05-25 | 2007-11-14 | 南京九思高科技有限公司 | Regeneration tower foam sulfur-film separation purification method and apparatus |
| CN202246454U (en) * | 2011-09-02 | 2012-05-30 | 林洁丽 | Glaze slip dehydrating device with high efficiency and low cost |
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- 2011-09-02 CN CN2011102640066A patent/CN102976790A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1205987A (en) * | 1997-07-22 | 1999-01-27 | 中国石油化工总公司 | Recovering treatment method for suspension in waste water during catalyst production |
| WO2007093809A2 (en) * | 2006-02-17 | 2007-08-23 | Genesis Fluid Solutions Llc | Apparatus and method for de-watering of slurries |
| CN101070142A (en) * | 2007-05-25 | 2007-11-14 | 南京九思高科技有限公司 | Regeneration tower foam sulfur-film separation purification method and apparatus |
| CN202246454U (en) * | 2011-09-02 | 2012-05-30 | 林洁丽 | Glaze slip dehydrating device with high efficiency and low cost |
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Application publication date: 20130320 |