CN212790519U - Ceramic membrane element - Google Patents
Ceramic membrane element Download PDFInfo
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- CN212790519U CN212790519U CN202021356871.4U CN202021356871U CN212790519U CN 212790519 U CN212790519 U CN 212790519U CN 202021356871 U CN202021356871 U CN 202021356871U CN 212790519 U CN212790519 U CN 212790519U
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Abstract
The utility model discloses a ceramic membrane component, including the supporter with establish at the inside filtration passageway of supporter, filter the passageway and include a plurality of runners of laying along supporter length direction, the runner link up the supporter completely. The filtering channel comprises a central flow channel arranged on the axis of the support body and one to multiple layers of circular flow channel groups which are arranged in a hexagonal manner from the central flow channel to the outside in sequence. The utility model discloses a ceramic membrane element's runner is arranged and is formed the honeycomb, forms close-packed structure for the supporter inner circle does not have unnecessary blank, and the thickness of outer lane is thicker, thereby has strengthened ceramic membrane element's intensity and anti cracking performance. Simultaneously, compare in the structure that current ceramic membrane element adopted the circular runner of arranging, the utility model discloses a ceramic membrane element whole weight descends, has saved the material cost, and on the basis that intensity improves, the ceramic membrane element can bear bigger operating pressure to increase discharge in the water treatment field, improve the price/performance ratio, more economical and applicable.
Description
Technical Field
The utility model relates to a membrane separation technical field, in particular to ceramic membrane component.
Background
At present, the mainstream of the tubular ceramic membrane element has two flow channel diameters of 3.5-4mm and 6 mm. The main flow with the diameter of 6mm is a flow channel with the outer diameter of 25mm (figure 1) and a flow channel with the outer diameter of 40mm (figure 2), and the two flow channels are distributed in a circle form.
The layout has large waste, large blank exists between the circles, more raw materials are wasted, and due to the fact that the structure is not uniform, drying shrinkage after extrusion molding is inconsistent, cracking is caused, and the production yield is reduced. At the same time, the wasted space results in the need for a larger outer diameter, and a greater weight.
Disclosure of Invention
To the technical problem who proposes in the background art, the utility model aims to provide a runner arranges ceramic membrane element inseparable and that intensity is high.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
a ceramic membrane element comprises a support body and a filtering channel arranged in the support body, wherein the filtering channel comprises a plurality of flow channels distributed along the length direction of the support body, and the flow channels completely penetrate through the support body. The filtering channel comprises a central flow channel arranged on the axis of the support body and one to multiple layers of circular flow channel groups which are arranged in a hexagonal shape and are sequentially arranged from the central flow channel to the outside.
Furthermore, each layer of circular flow channel group is formed by uniformly distributing 6N circular flow channels, wherein N is the number of layers of the hexagon.
Further, the shape structure of the supporting body is a regular hexagon.
In one embodiment, each layer of circular flow channel group is arranged to form a regular hexagon, and the centers of the circular flow channels on each side of the regular hexagon are located on the same straight line.
In another embodiment, the circle centers of the circular flow channels on the outermost sides of the hexagonal edges of each layer of circular flow channel group are located on the same circular arc line, and the distance between the circle center of the circular flow channel at the high point on the circular arc line and the connecting line of the circle centers of the two circular flow channels on the outermost sides of the hexagonal edges is 0.1-0.3 mm. By adopting the structure, the strength of the membrane element can be further enhanced by 5-10%, meanwhile, the sealing performance of the membrane element and the sealing rubber is improved, and the sealing leakage risk caused by a linear structure is avoided.
Preferably, the centers of any two adjacent circular flow channels are equal.
Preferably, the wall thickness between the circular flow channel at the outermost layer and the outer surface of the support body is 2-2.5 mm.
Preferably, the wall thickness between any two adjacent circular flow channels is 1.3-1.6 mm.
The utility model discloses following beneficial effect has: the ceramic membrane element is provided, the flow channels of the ceramic membrane element are arranged to form a honeycomb shape to form a close packing structure, so that the inner ring of the support body is free from redundant blank, and the thickness of the outer ring is thicker, thereby enhancing the strength and the anti-cracking performance of the ceramic membrane element. Simultaneously, compare in the structure that current ceramic membrane element adopted the circular runner of arranging, the utility model discloses a ceramic membrane element whole weight descends, has saved the material cost, and on the basis that intensity improves, the ceramic membrane element can bear bigger operating pressure to increase discharge in the water treatment field, improve the price/performance ratio, more economical and applicable. The ceramic membrane component of the utility model has low cost, so that the whole equipment of the ceramic membrane component occupies small area.
Drawings
FIG. 1 is a schematic structural view of a conventional 7-channel ceramic membrane element having an outer diameter of 25mm and a channel diameter of 6 mm.
FIG. 2 is a schematic structural diagram of a conventional 19-channel ceramic membrane element with an outer diameter of 40mm and a channel diameter of 3.5-4 mm.
Fig. 3 is a schematic structural view of a ceramic membrane element according to a first embodiment of the present invention.
Fig. 4 is a schematic structural view of a ceramic membrane element according to a second embodiment of the present invention.
Fig. 5 is a schematic structural view of a ceramic membrane element according to a third embodiment of the present invention.
Fig. 6 is a schematic structural view of a ceramic membrane element according to a fourth embodiment of the present invention.
Fig. 7 is a schematic structural view of a ceramic membrane element according to a fifth embodiment of the present invention.
Fig. 8 is a schematic structural view of a ceramic membrane element according to a sixth embodiment of the present invention.
Description of the main component symbols: 1. a support body; 10. a circular flow passage; 101. a center flow passage; d: a wall thickness between an edge of a flow channel of the second flow channel group and an outer surface of the support body; d: the wall thickness between any two adjacent circular flow channels; l: the distance between the circle center of the circular flow channel in the middle of the second flow channel group and the connecting line of the circle centers of the two circular flow channels at the two sides.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
Example one
As shown in fig. 3, a ceramic membrane element includes a support body 1 and a filtering channel disposed inside the support body 1, the filtering channel includes a plurality of flow channels 10 disposed along the length direction of the support body 1, and the flow channels 10 completely penetrate through the support body 1. The filtering channel comprises a central flow passage 101 arranged at the axis of the support body 1 and two layers of circular flow passage groups which are arranged in a hexagonal shape and are sequentially arranged from the central flow passage 101 to the outside. Each layer of circular flow channel group is formed by uniformly distributing 6N circular flow channels 10, wherein N is the number of layers where the hexagon is located, the number of the first layer is 6, the number of the second layer is 12, and the like.
As shown in fig. 3, which is a schematic diagram of a circular flow channel set having two layers, the circular flow channel set includes a first flow channel set circumferentially arranged around the outer side of the central flow channel 101 and a second flow channel set circumferentially arranged around the outer side of the first flow channel set. The first flow channel group comprises 6 circular flow channels 10 which are distributed along the outer side of the central flow channel 101 in the circumferential direction and are distributed in a regular hexagon shape. The second flow channel group comprises 12 circular flow channels 10 distributed along the outer circumference of the first flow channel group, the 12 circular flow channels 10 are uniformly distributed on six hexagonal edges according to 3 groups, and the circle center distances of any two adjacent circular flow channels 10 are equal. The centers of the 3 circular flow channels 10 on each side of the hexagon are positioned on the same straight line. The shape structure of the support body 1 is a regular hexagon, the side length of the regular hexagon is 21.9mm, and the distance between parallel sides is 38 mm. The wall thickness D between the flow channel 10 of the second flow channel group and the outer surface of the support body 1 is 2-2.5 mm. The wall thickness d between any two adjacent circular flow channels 10 is 1.3-1.6 mm.
The ceramic membrane element of the embodiment has thicker thickness at the outermost ring, so that the cracking resistance of the ceramic membrane element is enhanced. Under the condition of the same formula. Compared with the circular 40mm diameter, the anti-fracture strength of the 6mm runner is improved by 40 percent, and the three-point anti-fracture strength is improved by 30 percent. The weight of the ceramic membrane element is reduced by 10 percent compared with that of a 40mm round ceramic membrane element under the same porosity. By improving the strength, the operating pressure of the ceramic membrane element with the structure can be increased from 3-10bar to 5-15 bar. Thereby increasing 30 percent of water flow in the field of water treatment, maximally improving the cost performance of the ceramic membrane and reducing the equipment cost. The hexagonal structure of this embodiment for the membrane shell of encapsulation ceramic membrane, at equal encapsulation quantity, can reduce the diameter of membrane shell. The diameter of the membrane shell of 19 ceramic membrane elements is 219mm (external diameter), the diameter of the membrane shell of the hexagonal structure is 233mm (external diameter), and the filling area of the hexagonal structure can be increased by 10% according to the volume, so that the manufacturing cost of equipment is further reduced, and the occupied area of the equipment is reduced.
Example two
As shown in fig. 4, the present embodiment is different from the first embodiment only in that: the circle centers of the 3 circular flow channels 10 on each side of the hexagon formed by the second flow channel group are positioned on the same circular arc line, and the distance L between the circle center of the middle circular flow channel 10 and a connecting line of the circle centers of the two circular flow channels 10 on the two sides is 0.1-0.3 mm. By adopting the structure, the strength of the membrane element can be further enhanced by 5-10%, meanwhile, the sealing performance of the membrane element and the sealing rubber is improved, and the sealing leakage risk caused by a linear structure is avoided. The rest of the structure and the effect of the embodiment are the same as those of the first embodiment.
EXAMPLE III
As shown in fig. 5, the present embodiment is different from the first embodiment only in that: the circular flow channel group comprises three layers, and the circular flow channel group comprises a first flow channel group, a second flow channel group and a third flow channel group, wherein the first flow channel group is circumferentially distributed around the outer side of the central flow channel 101, the second flow channel group is circumferentially distributed around the outer side of the first flow channel group, and the third flow channel group is circumferentially distributed around the outer side of the second flow channel group. The first flow channel group comprises 6 circular flow channels 10 which are distributed along the outer side of the central flow channel 101 in the circumferential direction and are distributed in a regular hexagon shape. The second flow channel group comprises 12 circular flow channels 10 distributed along the outer circumference of the first flow channel group, and the third flow channel group comprises 18 circular flow channels 10 distributed along the outer circumference of the second flow channel group. The centers of the circular flow channels 10 on each edge of the second flow channel group and the third flow channel group are located on the same straight line, and the distances between the centers of any two adjacent circular flow channels 10 are equal. The rest of the structure and the effect of the embodiment are the same as those of the first embodiment.
Example four
As shown in fig. 6, the present embodiment is different from the third embodiment only in that: the circle centers of the circular flow channels 10 on each edge of the hexagon formed by the second flow channel group are located on the same circular arc line, and the distance L between the circle center of the circular flow channel 10 at the high point on the circular arc line and the connecting line of the circle centers of the two circular flow channels 10 on the outermost side is 0.1-0.3 mm. The circle centers of the circular flow channels 10 on each edge of the hexagon formed by the third flow channel group are located on the same circular arc line, and the distance L between the circle center of the middle circular flow channel 10 and the connecting line of the circle centers of the two outermost circular flow channels 10 is 0.1-0.3 mm. The rest of the structure and the effect of the embodiment are the same as those of the embodiment.
EXAMPLE five
As shown in fig. 7, the present embodiment is different from the first embodiment only in that: the circular flow channel group is four layers, and the circular flow channel group comprises a first flow channel group, a second flow channel group, a third flow channel group and a fourth flow channel group, wherein the first flow channel group is circumferentially distributed around the outer side of the central flow channel 101, the second flow channel group is circumferentially distributed around the outer side of the first flow channel group, the third flow channel group is circumferentially distributed around the outer side of the second flow channel group, and the fourth flow channel group is circumferentially distributed around the outer side of the third flow channel group. The first flow channel group comprises 6 circular flow channels 10 which are distributed along the outer side of the central flow channel 101 in the circumferential direction and are distributed in a regular hexagon shape. The second flow channel group comprises 12 circular flow channels 10 distributed along the outer circumference of the first flow channel group, the third flow channel group comprises 18 circular flow channels 10 distributed along the outer circumference of the second flow channel group, and the fourth flow channel group comprises 24 circular flow channels 10 distributed along the outer circumference of the third flow channel group. The centers of the circular runners 10 on each edge of the second runner group, the third runner group and the fourth runner group are located on the same straight line, and the center distances of any two adjacent circular runners 10 are equal. The rest of the structure and the effect of the embodiment are the same as those of the first embodiment.
EXAMPLE six
As shown in fig. 8, the present embodiment is different from the fifth embodiment only in that: the circle centers of the circular flow channels 10 on each edge of the hexagon formed by the second flow channel group are positioned on the same circular arc line, and the distance L between the circle center of the middle circular flow channel 10 and a connecting line of the circle centers of the two outermost circular flow channels 10 is 0.1-0.3 mm. The circle centers of the circular flow channels 10 on each edge of the hexagon formed by the third flow channel group are located on the same circular arc line, and the distance L between the circle center of the middle circular flow channel 10 and the connecting line of the circle centers of the two outermost circular flow channels 10 is 0.1-0.3 mm. The circle centers of the circular flow channels 10 on each edge of the hexagon formed by the fourth flow channel group are positioned on the same circular arc line, and the distance L between the circle center of the middle circular flow channel 10 and the connecting line of the circle centers of the two outermost circular flow channels 10 is 0.1-0.3 mm. The rest of the structure and the effect of the embodiment are the same as those of the fifth embodiment.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (8)
1. A ceramic membrane component, includes the supporter and establishes the inside filtration passageway of supporter, its characterized in that: the filtering channel comprises a plurality of flow channels distributed along the length direction of the support body, the flow channels completely penetrate through the support body, and the filtering channel comprises a central flow channel arranged on the axis of the support body and one to more layers of circular flow channel groups which are distributed in a hexagonal manner from the central flow channel.
2. A ceramic membrane element according to claim 1, wherein: each layer of circular flow channel group is formed by uniformly distributing 6N circular flow channels, wherein N is the number of layers of the hexagon.
3. A ceramic membrane element according to claim 1, wherein: the supporting body is in a regular hexagon shape.
4. A ceramic membrane element according to claim 1, wherein: each layer of circular flow channel group is arranged to form a regular hexagon, and the centers of the circular flow channels on each edge of the regular hexagon are positioned on the same straight line.
5. A ceramic membrane element according to claim 1, wherein: the circle centers of the circular flow channels on each edge of each layer of circular flow channel group are located on the same circular arc line, and the distance between the circle center of the circular flow channel at the high point on the circular arc line and the circle center connecting line of the two circular flow channels on the outermost side of each hexagonal edge is 0.1-0.3 mm.
6. A ceramic membrane element according to any one of claims 4 or 5, wherein: the distance between the centers of any two adjacent circular flow channels is equal.
7. A ceramic membrane element according to any one of claims 4 or 5, wherein: the wall thickness between the outermost circular flow channel and the outer surface of the support body is 2-2.5 mm.
8. A ceramic membrane element according to any one of claims 4 or 5, wherein: the wall thickness between any two adjacent circular flow channels is 1.3-1.6 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021356871.4U CN212790519U (en) | 2020-07-10 | 2020-07-10 | Ceramic membrane element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021356871.4U CN212790519U (en) | 2020-07-10 | 2020-07-10 | Ceramic membrane element |
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| Publication Number | Publication Date |
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| CN212790519U true CN212790519U (en) | 2021-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021356871.4U Active CN212790519U (en) | 2020-07-10 | 2020-07-10 | Ceramic membrane element |
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