CN207899112U - Ceramic filter plate - Google Patents
Ceramic filter plate Download PDFInfo
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- CN207899112U CN207899112U CN201721699634.6U CN201721699634U CN207899112U CN 207899112 U CN207899112 U CN 207899112U CN 201721699634 U CN201721699634 U CN 201721699634U CN 207899112 U CN207899112 U CN 207899112U
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Abstract
The utility model provides a kind of ceramic filter plate of new construction.Ceramic filter plate, including face is layer by layer, it is characterised in that：Face layer by layer be fixed with water channel layer on one side, the water channel layer includes several support units, and the gap passed through for the stream that supplies water is provided between adjacent support unit, and flow can flow to face by gap layer by layer.Being merged water channel layer and bearing bed of the utility model innovation, enriches support unit in water channel layer, between support unit together by high temperature sintering.There is preferable room for promotion for the filtering of ceramic plate and anti-cleaning in this way, the presence of particulate matter and the service life of ceramic plate in filtrate will be lowered significantly.
Description
Technical field
The utility model is related to ceramic filter plate field, the variation of specifically a kind of ceramic filter harden structure.
Background technology
Ceramic filter plate belongs to a kind of energy saving environmental protection product, is widely used in such as iron, gold, silver, copper metallic ore masonry
The dehydration link of industry.Energy-saving and emission-reduction are played a crucial role.For use in most cases, ceramic filter plate
Feeding generally leave siccative, discharge filtrate.But certain special industries are directed to, such as certain chemical industries, needs stay
Lower filtrate, then its filtering requirement of ceramic plate is just needed it is very high.
Ceramic filter harden structure prepared by traditional handicraft is as shown in Figure 1, be divided into following three parts：
Face is layer by layer：Thickness general control is in 1mm or so.Filtering accuracy for main filtration zone, ceramic filter plate depends on
In the aperture of this layer and thickness.
Bearing bed：Thickness general control is in 11.5mm or so.It is whole to hold up face layer by layer for bearing area, while also playing
Improve the function of ceramic filter plate integral strength.Itself filtering accuracy to ceramic filter plate, does not work.
Water channel layer：For channel layer.Waterway channel is provided for filtering and anti-cleaning.
In current production link because chemical industry filtering accuracy is high, filtered remaining residue granularity compared with
Carefully, ceramic plate is easily blocked in actual production link, seriously affects the service life of ceramic plate.This is because being cleaned counter
In link, carrying layer thickness is blocked up.In anti-cleaning process, water needs to get to face layer by layer by bearing bed, to being blocked in face
Particle layer by layer is counter to be cleaned.And bearing bed is blocked up, will weaken the cleaning of anti-ejected wash water opposite layer by layer significantly.
In order to solve this problem, current scheme most preferably reduces the thickness of bearing bed, but the reduction of thickness can reduce
The integral strength of ceramic plate.In order to solve this problem, we innovate the design for proposing to combine together on bearing bed and water channel layer and think
Road.
Utility model content
The utility model solves current ceramic filter plate bearing bed under the premise of ensureing ceramic filter plate integral strength
The problem of thickness blocked up influence anti-cleaning ability, provide a kind of ceramic filter plate and its production technology of new construction.
The technical solution of the utility model is：
Ceramic filter plate, including face is layer by layer, it is characterised in that：Face layer by layer be fixed with water channel layer, the water channel layer on one side
Including several support units, the gap passed through for the stream that supplies water is provided between adjacent support unit, flow can pass through
Gap flows to face layer by layer.
Preferably, face is sintered connection between water channel layer layer by layer.
Preferably, the gap between adjacent support unit can also make flow be parallel to face to flow layer by layer.
Preferably, the regular shape of the support unit either irregular for example, spherical or cylindricality or cross or
Person's polyhedron.
Preferably, support unit alignment upward or downward, front or back, left or right.Tangent, phase between adjacent spherical support unit
Adjacent cylindrical support unit cylinder is tangent.
Preferably, a diameter of 5-8mm of spherical support unit.Cylindrical support unit length is 5-25mm, diameter 5-
8mm, it is preferred that cylindrical support unit length is 20mm.
Preferably, the thickness 2-3mm of face layer by layer.
Preferably, the ceramic filter plate further includes third layer, and the water channel layer is fixed on face layer by layer between third layer,
Face is tightly connected with the edge of third layer by seal layer by layer.Preferably, third layer is face layer by layer or other did not had
Filter the material of function.
Pilot hole and/or water nozzle are provided on the ceramic filter plate.
The preparation method of ceramic filter plate, it is characterised in that：Include the following steps：
1】Raw material mixes, and prepares cast slurry and water channel layer slurry；
2】Support unit is prepared using water channel layer slurry；
3】Mold is molded：The squeezing into mold of slurry will be poured into a mould, according to the suction time of mold, controls the thickness of face layer by layer
Degree；The support unit made is put into face one of surface layer by layer again, is provided between adjacent support unit for supplying
Flow by gap, flow can layer by layer be flowed by gap to face；
4】Drying forming, firing.
Preferably, step 1】Raw material mixing, be divided into two parts, portion is used as water channel layer slurry as cast slurry, portion；
Specifically, the raw material includes the following ingredient of parts by weight：：75 parts -80 parts of white fused alumina, 5 parts -12 parts of clay,
3 parts -5 parts of 10 parts -18 parts of potassium feldspar, 20 parts -25 parts of boron glass and inorganic binder, 0.01 part of water-reducing agent, 30 parts -40 parts of water.
40g-80g waterglass is added per 200kg after material composition mixing and 20g -30g stabilizers are used as and pour slurry.
Preferably, step 2】Detailed process is：Raw material is uniformly mixed, moisture is reduced to 8%-15%, it is single that support is made
Member, temperature are controlled at 40 DEG C -55 DEG C, and time control is in 2-4H.
Preferably, step 3】In, cast slurry pressurization is injected in assembled mold.
The utility model has the advantages that：
（1）Being merged water channel layer and bearing bed of the utility model innovation, enriches support unit in water channel layer,
Between support unit together by high temperature sintering.Between support unit there are diameter 4-5mm interstitial channels, channel
Size is compared with original bearing bed（Micropore 50-60um）Aperture have promotion by a relatively large margin.In this way for the mistake of ceramic plate
Filter and anti-cleaning have preferable room for promotion, will lower the presence of particulate matter and the service life of ceramic plate in filtrate significantly.
（2）When the support unit of the utility model is spherical, it is easy to realize the flow interstitial channels of 4-5mm, produce work
Skill is simple, reduces production difficulty.
（3）The utility model improves the thickness of face layer by layer to 2-3mm, and the increase of thickness brings as follows to the performance of ceramic plate
Some advantages：
A. the wearability of face layer by layer is increased,
B. the increase of thickness will greatly promote the whole capillarity of face layer, will be dropped significantly to the whole energy consumption of equipment
It is low.
C. the increase of thickness, the filtering accuracy of increased product will greatly reduce the content of impurity in filtrate.
（4）The production technology of the present invention, reduces the production link of original ceramic plate.The production technology of original ceramic plate：It is whole
Molding, whole firing, grinding machine shaping, film surface spray, film surface is fired, sealing makes.The present invention makes disposal molding into, disposably
It fires, carries out levelling production technology after firing again.The time cost and space cost fired are saved.Significantly promote ceramic plate
Production efficiency, improve the machine pressure factors such as ceramic plate structural instability.The ceramic filter plate of this technique productions is applied to chemical industry
Filtering, be conducive to improve filtrate whole clearing degree, significantly promote requirement of certain chemical industries to filtrate.
（5）Pressurization pours.The slurry prepared is injected using pressure.Simultaneously labor productivity is doubled it is more,
While increasing ceramic plate yield, novel ceramic filtering plate production technology will substantially improve the internal structure of ceramic plate, increase ceramic plate
Permeability.By certification, using new process, the yield of ceramic plate will improve 15% than originally.
Description of the drawings
Fig. 1 is the ceramic filter plate shape assumption diagram of the utility model production；
Fig. 2 is the ceramic filter plate sectional axonometric drawing (spherical support unit) of the utility model production；
Fig. 3 is the ceramic filter plate section plan of the utility model production；
Fig. 4 is the ceramic filter plate sectional axonometric drawing (cylindrical support member) of the utility model production
Fig. 5 is ceramic filter plate section plan in background technology.
Specific implementation mode
Embodiment one
The present embodiment provides a kind of ceramic filter plate, including two levels layer by layer 1, two levels are fixed with water channel between layer by layer
Layer, the water channel layer includes several support units 2, and the gap passed through for the stream that supplies water is provided between adjacent support unit
3, flow can flow to face by gap layer by layer.
Preferably, two levels are layer by layer by together with high temperature sintering with water channel layer.
Specifically, the shape of support unit includes but not limited to spherical shape as shown in Figs. 1-3, adjacent spherical support unit
Between it is tangent, for alignment at several layers of, the gap between such support unit can not only make flow to face upward or downward, front or back, left or right
It flows layer by layer, flow can also be made to be parallel to face and flowed layer by layer, retain the cleaning ability of flow to greatest extent.Preferably, ball
A diameter of 5-8mm of the support unit of shape.The shape of support unit can also be cylindricality, such as cylindrical or section is just
The pentagon either column structure of regular hexagon or octagon, such as Fig. 4, two bottom surfaces of cylindrical support member respectively with
Face is fixedly connected layer by layer, and adjacent cylindrical support unit cylinder is tangent, it is preferred that cylindrical support unit length be 20mm,
Diameter 5-8mm.The shape of support unit can also be cross either regular polygon for example, regular five-hedron or regular hexahedron
Deng.Preferably, there are diameters between support unit in the interstitial channels of 4-5mm, and the size in channel is compared with original bearing bed
（Micropore 50-60um）Aperture have promotion by a relatively large margin.
The edge of two levels layer by layer is tightly connected by seal 4, and the dress for installation is additionally provided on ceramic filter plate
Distribution 5 and water nozzle 6 for cleaning.Material and knot in the prior art may be used in sealed interface, pilot hole, water nozzle etc.
Structure, this will not be repeated here.
Preferably, the thickness 2-3mm of face layer by layer.Compared to existing face, thickness increased layer by layer.
Preferably, the raw material used in water channel layer can be identical layer by layer as face, in this way can directly by water channel layer and face layer by layer
Firing links together.Water channel layer can also individually use other materials.
Embodiment two
The present embodiment provides a kind of production technologies of ceramic filter plate, are as follows：
1】Raw material mixes, and raw material is according to 75 parts -80 parts of 180 mesh white fused alumina of aggregate, 5 parts -12 parts of clay, 10 parts of potassium feldspar -
3 parts -5 parts of 18 parts, 20 parts -25 parts of boron glass and inorganic binder, 0.01 part of water-reducing agent, 30 parts -40 parts of water put into ball together
It carries out being pre-mixed 2 hours in grinding machine；It is divided into two parts after mixing；
It by above-mentioned a copy of it slurry, is put into teeming ladle according to 200kg portions, while needing to be added according to mobility
40g-80g waterglass and 20 g -30g stabilizers；Start and is stirred under vacuum equipment, uniform stirring 2H or so, according to actual conditions
It is fixed.Mixing speed control turns/min in 400-500, opens simultaneously vacuum pump, the bubble inside slurry is discharged, vacuum degree control
In -0.04MPa--0.05MPa or so.Using this slurry as pouring slurry.
Preferably, another above-mentioned slurry is directly squeezed into plate and frame filter press, the moisture of mud is reduced to 10% or so
（8-15%）, this slurry is as water channel layer slurry.
In this step, using material by wet type mixing.This moulding process will substantially improve working environment, reduce dust in air
Content reduces the labor intensity of shop worker, improves the batch mixing uniformity.
2】Spherical either cylindrical or cross or regular polygon support unit is made in water channel layer slurry：It uses
Above-mentioned mud cake is squeezed the water channel layer slurry pug mill of previous step by pug mill, and then cutting is granulated, and is prepared into diameter 5-8mm's
Spherical support unit is in case use.Or mud cake is made in water channel layer slurry, above-mentioned mud cake is squeezed using pug mill, is cut into
Length is 20mm, at the cylindrical support member of diameter 5mm-8mm.The support unit prepared is dried, table is dried to
Face slightly has intensity, and at 40 DEG C -55 DEG C, time control can't dry excessively in 2-4H for general drying temperature control.
3】Mold is molded：Cast slurry pressurization is injected in assembled mold.Slurry will be poured into a mould using compressed air to beat
Enter into gypsum mold, notice that pressure at this time will be controlled, controls in 0.02-0.035mpa.The whole duration of pouring
Control is in 10 min -15min.Ensure that mould inside is integrally full of slurry, is carried out at the same time the mandatory moisture by inside sizing material and arranges
Go out.According to the suction time of mold, the thickness of face layer by layer is controlled；Again by the support unit made put into two levels layer by layer it
Between, 1-2min or so is stood, remaining slurry in plaster mold is poured out.It is provided between adjacent support unit for supplying
Flow by gap, flow can layer by layer be flowed by gap to face；It is tangent between adjacent spherical support unit, it is front and back on
Bottom left Right Aligns is arranged in several layers of；The cylinder of two adjacent cylindrical support members is tangent, two cylindrical bottom surfaces difference
It is contacted layer by layer with face；
Compression moulding technology is taken things easy dynamic low production efficiency in pressing annular, and in integral forming process, be easy to cause plate
The defects of face two-way pressure is uneven, and density is big at water channel, and whole percent opening is uneven.The reason of because of barometric gradient, and it is this
Molding mode can be more obvious aobvious for suppressing big plate, undesirable element.In this step, using slip casing by pressure.The slurry that will be prepared
Material is injected using pressure in assembled gypsum mold.Labor productivity is doubled simultaneously it is more, in increase ceramic plate yield
Meanwhile novel ceramic filtering plate production technology will substantially improve the internal structure of ceramic plate, increase the permeability of ceramic plate.
4】Drying forming：Gypsum mold and product are placed on the top of the shelf after completing, drying chamber is put into and is dried, is dried
At 60 DEG C -70 DEG C or so, the time is 3 days for dry temperature control.The product dried, carries out Shape correction, and loading of kiln is fired.It has fired
It carries out regrinding a link progress shaping at rear product, grinds the size of actual product, stamping water nozzle and pedestal pilot hole,
Install water nozzle and pedestal.
Embodiment three
The present embodiment provides a kind of ceramic filter plates, including a level is layer by layer, face layer by layer be fixed with water channel layer, institute on one side
It includes several support units 2 to state water channel layer, and the gap 3 passed through for the stream that supplies water, flow are provided between adjacent support unit
Face can be flowed to by gap layer by layer.Water channel layer and face layer by layer between fixed form be sintering.
Preferably, the ceramic filter plate further includes third layer, and the water channel layer is fixed on face layer by layer between third layer,
Face is tightly connected with the edge of third layer by seal layer by layer.Third layer is material without filtering function or is different from
Other materials with filtering function of face layer by layer.
It, cannot the above content is specific preferred embodiment further detailed description of the utility model is combined
Assert that the specific implementation of the utility model is confined to these explanations.Those of ordinary skill belonging to the utility model is come
It says, under the premise of not departing from this utility model thinking, simple deduction or replace can also be made, all shall be regarded as belonging to this
The protection domain of utility model.
Claims (8)
1. ceramic filter plate, including face is layer by layer, it is characterised in that：Face layer by layer be fixed with water channel layer, the water channel layer packet on one side
Several support units are included, the gap passed through for the stream that supplies water is provided between adjacent support unit, flow can pass through sky
Clearance flow to face layer by layer；The support unit is spherical or cylindricality either cross or polyhedron.
2. ceramic filter plate according to claim 1, it is characterised in that：Gap between adjacent support unit can be with
Make flow be parallel to face to flow layer by layer.
3. ceramic filter plate according to claim 1 or 2, it is characterised in that：The thickness 2-3mm of face layer by layer.
4. ceramic filter plate according to claim 3, it is characterised in that：A diameter of 5-8mm of spherical support unit, column
The support unit length of shape is 5-25mm, diameter 5-8mm.
5. ceramic filter plate according to claim 4, it is characterised in that：The ceramic filter plate further includes third layer, institute
It states water channel layer and is fixed on face layer by layer between third layer, face is tightly connected with the edge of third layer by seal layer by layer.
6. ceramic filter plate according to claim 1 or 2, it is characterised in that：The face is sintered between water channel layer layer by layer
Connection.
7. ceramic filter plate according to claim 1 or 2, it is characterised in that：Assembly is provided on the ceramic filter plate
Hole and/or water nozzle.
8. ceramic filter plate according to claim 1 or 2, it is characterised in that：Gap length 4mm-5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721699634.6U CN207899112U (en) | 2017-12-08 | 2017-12-08 | Ceramic filter plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721699634.6U CN207899112U (en) | 2017-12-08 | 2017-12-08 | Ceramic filter plate |
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| Publication Number | Publication Date |
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| CN207899112U true CN207899112U (en) | 2018-09-25 |
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| CN201721699634.6U Active CN207899112U (en) | 2017-12-08 | 2017-12-08 | Ceramic filter plate |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107715574A (en) * | 2017-12-08 | 2018-02-23 | 烟台核晶陶瓷新材料有限公司 | Ceramic filter plate and its production technology |
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2017
- 2017-12-08 CN CN201721699634.6U patent/CN207899112U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107715574A (en) * | 2017-12-08 | 2018-02-23 | 烟台核晶陶瓷新材料有限公司 | Ceramic filter plate and its production technology |
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