CN211917171U - Mould for preparing multi-gradient porous structure ceramic ultrafiltration membrane - Google Patents
Mould for preparing multi-gradient porous structure ceramic ultrafiltration membrane Download PDFInfo
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- CN211917171U CN211917171U CN201921570673.5U CN201921570673U CN211917171U CN 211917171 U CN211917171 U CN 211917171U CN 201921570673 U CN201921570673 U CN 201921570673U CN 211917171 U CN211917171 U CN 211917171U
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Abstract
The utility model relates to a mould for preparing a multi-gradient porous structure ceramic ultrafiltration membrane, which comprises a mould base and an outer lining of the mould arranged around the mould base, wherein the upper surface of the mould base is provided with a plurality of grooves, the mould base is a container for pouring ceramic ultrafiltration membrane preparation slurry and freeze-drying, and the ceramic ultrafiltration membrane preparation slurry forms a semi-finished product structure after freeze-drying; the semi-finished product structure is spliced into a finished product structure in an up-and-down symmetrical manner; the mould base is connected with the mould outer lining through a screw; the groove is a strip-shaped groove which penetrates from the front part to the rear part of the mold base; the mould is a metal mould or a polytetrafluoroethylene mould. The utility model has the advantages that, the utility model discloses the mould that preparation many gradient porous structure pottery milipore filter was used, its simple structure, it is convenient to prepare, and process flow is simple, and product strength is high, and the corrosion resistance is good, the durability is good in the in-service use, has solved the problem that current mould life-span is short, with large costs, has extensive application prospect in environmental protection apparatus field.
Description
Technical Field
The utility model belongs to pottery milipore filter field, concretely relates to mould that preparation multi-gradient porous structure pottery milipore filter was used.
Background
The ceramic ultrafiltration membrane is a porous ceramic material for separating pollutants by utilizing a microporous structure, and is widely applied to the field of environment-friendly instruments due to excellent mechanical properties. The freeze casting technology can obtain a porous structure blank by sublimating a solvent, and sintering by utilizing an exothermic reaction can effectively reduce the sintering temperature of the ceramic material. The existing ceramic ultrafiltration membrane has complex forming process and high ceramic sintering temperature, so that the production cost is always high, and on the other hand, the application of the existing ceramic ultrafiltration membrane in the filtration field is influenced by low strength, poor corrosion resistance, short service life and high cost of a mold adopted by the existing ceramic ultrafiltration membrane.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the above problem, providing a mould that preparation multi-gradient porous structure pottery milipore filter was used, solved the mould intensity that preparation pottery milipore filter was used low, corrosion resistance is poor, the life-span is short, with high costs scheduling problem.
In order to achieve the above object, the utility model provides a following technical scheme:
a mold for preparing a multi-gradient porous structure ceramic ultrafiltration membrane comprises a mold base and mold outer linings arranged on the periphery of the mold base, wherein a plurality of grooves are formed in the upper surface of the mold base, the mold base is a container into which a ceramic ultrafiltration membrane is poured to prepare slurry and freeze-dry the slurry, and the ceramic ultrafiltration membrane preparation slurry is freeze-dried to form a semi-finished product structure; and the semi-finished product structures are spliced into a finished product structure in an up-and-down symmetrical manner.
Further, the mold base is connected with the mold outer liner through screws.
Further, the groove is a strip-shaped groove which penetrates from the front part to the rear part of the mold base.
Further, the mold is a metal mold or a polytetrafluoroethylene mold.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model discloses prepare mould that many gradient porous structure ceramic milipore filter were used, its simple structure, it is convenient to prepare, and process flow is simple, and product strength is high, and the corrosion resistance is good, the durability is good in the in-service use, has solved the problem that current mould life-span is short, with large costs, has extensive application prospect in environmental protection apparatus field.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only for the purpose of more clearly illustrating the embodiments of the present invention or the technical solutions in the prior art, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative efforts.
Fig. 1 is a top view of the mold structure of the present invention;
FIG. 2 is a schematic diagram of the side view of the mold structure and the slurry pouring of the present invention;
FIG. 3 is a side view of a semi-finished structure;
FIG. 4 is a top view of the semi-finished structure;
FIG. 5 is a view showing the structure of the product;
in the figure: 1-finished product structure of the product, 2-mold base, 21-groove, 3-semi-finished product structure, 4-ceramic ultrafiltration membrane preparation slurry and 5-mold outer lining.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described with reference to the following specific embodiments, which are provided as illustration only and are not intended to limit the present invention.
The mold for preparing the multi-gradient porous structure ceramic ultrafiltration membrane shown in fig. 1-5 is characterized by comprising a mold base 2 and mold outer linings 5 arranged around the mold base 2, wherein the upper surface of the mold base 2 is provided with a plurality of grooves 21, the mold base 2 is a container into which ceramic ultrafiltration membrane preparation slurry 4 is poured and freeze-dried, and the ceramic ultrafiltration membrane preparation slurry 4 is freeze-dried to form a semi-finished product structure 3; and the semi-finished product structures 3 are spliced up and down symmetrically to form a finished product structure 1.
Further, the mold base 2 and the mold outer liner 5 are connected through screws.
Further, the groove 21 is a strip-shaped groove penetrating from the front to the rear of the mold base 2.
Further, the mold is a metal mold or a polytetrafluoroethylene mold.
The preparation method of the utility model is as follows:
1) sequentially adding titanium powder of 500-4000 meshes (mass fraction of 5-50%), gelatin (mass fraction of 0-5%), dispersant (0-5%), deionized water and zirconia balls into a ball milling tank; the volume ratio of the zirconia balls to the body is 2: 1, water is contained in a material body;
2) pouring the prepared ceramic ultrafiltration membrane preparation slurry 4 into the groove 21, and freeze-drying and curing to obtain a semi-finished product structure 3;
3) and symmetrically splicing the two cured semi-finished product structures 3 up and down to form a finished product structure 1.
By the structure and the method, the semi-finished product structure 3 is also provided with a groove and a bulge, the groove part corresponds to the bulge part of the mold base 2, and the bulge part corresponds to the groove 21 part of the mold base 2.
The utility model discloses the mould that preparation many gradient porous structure ceramic milipore filter was used, its simple structure, it is convenient to prepare, and process flow is simple, and product strength is high, and the in-service use corrosion resistance is good, the durability is good, and problem that cost consumption is big has extensive application prospect in environmental protection apparatus field.
The utility model discloses main protection object does not protect its preparation method for the mould that preparation many gradient porous structure pottery milipore filter used, and other contents that do not do detailed description are prior art.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The utility model provides a mould that preparation multi-gradient porous structure ceramic milipore filter was used, its characterized in that, includes mould base (2) and mould outer lining (5) that set up all around, mould base (2) upper surface is opened has a plurality of recesses (21), mould base (2) are the container that is used for preparing semi-manufactured goods structure (3), semi-manufactured goods structure (3) adopt ceramic milipore filter membrane preparation thick liquids (4) to make, and two semi-manufactured goods structures (3) constitute product finished product structure (1).
2. The mould for preparing the multi-gradient porous structure ceramic ultrafiltration membrane according to claim 1, wherein the mould base (2) is connected with the mould outer lining (5) through a screw.
3. The mold for preparing the multi-gradient porous structure ceramic ultrafiltration membrane according to claim 1, wherein the grooves (21) are strip-shaped grooves penetrating from the front to the rear of the mold base (2).
4. The mold for preparing the multi-gradient porous structure ceramic ultrafiltration membrane according to any one of claims 1 to 3, wherein the mold is a metal mold or a polytetrafluoroethylene mold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921570673.5U CN211917171U (en) | 2019-09-20 | 2019-09-20 | Mould for preparing multi-gradient porous structure ceramic ultrafiltration membrane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921570673.5U CN211917171U (en) | 2019-09-20 | 2019-09-20 | Mould for preparing multi-gradient porous structure ceramic ultrafiltration membrane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211917171U true CN211917171U (en) | 2020-11-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921570673.5U Active CN211917171U (en) | 2019-09-20 | 2019-09-20 | Mould for preparing multi-gradient porous structure ceramic ultrafiltration membrane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211917171U (en) |
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2019
- 2019-09-20 CN CN201921570673.5U patent/CN211917171U/en active Active
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