CN219156602U - Composite membrane element suitable for different water qualities - Google Patents
Composite membrane element suitable for different water qualities Download PDFInfo
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- CN219156602U CN219156602U CN202320029852.8U CN202320029852U CN219156602U CN 219156602 U CN219156602 U CN 219156602U CN 202320029852 U CN202320029852 U CN 202320029852U CN 219156602 U CN219156602 U CN 219156602U
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- end cover
- arc
- composite membrane
- membrane element
- spring
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Abstract
The utility model provides a composite membrane element suitable for different water qualities, which comprises a central tube, a membrane group, end covers and glass fiber reinforced plastics, wherein the membrane group is arranged on the surface of the central tube in a matched manner, the end covers are arranged at the two ends of the membrane group in a matched manner, the two end covers are in sliding connection with the central tube, the glass fiber reinforced plastics are wound on the surfaces of the two end covers, the surface of one end cover is symmetrically provided with an arc-shaped groove along the center, the surface of the other end cover is symmetrically and fixedly connected with an arc-shaped block along the center, the arc-shaped block and the arc-shaped groove are in sliding installation, and the circular groove is arranged beside the arc-shaped groove on the surface of one end cover.
Description
Technical Field
The utility model relates to the technical field of water treatment, in particular to a composite membrane element suitable for different water qualities.
Background
In order to cope with worldwide water shortage and water pollution, attention has been paid to separation membrane technologies and water treatment technologies based on reverse osmosis membranes (RO membranes) and nano-filtration membranes (NF membranes) utilizing the properties of semi-permeable membranes. Among them, a reverse osmosis membrane using an aromatic polyamide, which can remove a salt plasma component even with a pore diameter of 1nm or less, is widely used as a separation membrane having high water permeability and high desalination performance in seawater desalination facilities.
When the composite membrane element is used, a plurality of composite membrane elements are arranged in a pipeline, and before the composite membrane elements are connected together, the existing composite membrane elements applicable to different water qualities are mostly independent and cannot be initially installed and positioned, so that the installation is inconvenient.
Therefore, it is necessary to provide a composite membrane element suitable for different water qualities to solve the above technical problems.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a composite membrane element suitable for different water qualities, which comprises a central tube, a membrane group, end covers and glass fiber reinforced plastics, wherein the membrane group is arranged on the surface of the central tube in a matched manner, the end covers are arranged at the two ends of the membrane group in a matched manner, the two end covers are in sliding connection with the central tube, the glass fiber reinforced plastics are wound on the surfaces of the two end covers, the surface of one end cover is provided with an arc-shaped groove along the central symmetry, the surface of the other end cover is fixedly connected with an arc-shaped block along the central symmetry, the arc-shaped block is in sliding installation with the arc-shaped groove, the surface of one end cover is provided with a circular groove beside the arc-shaped groove, the surface of the circular groove is provided with a limiting device in a sliding manner, and the limiting device is matched with the arc-shaped block.
Preferably, the surface of one of the end covers is fixedly connected with a circular ring, and the circular ring is in sliding connection with the central tube.
Preferably, the limiting device comprises a spring, a movable block and limiting columns, wherein one end of the surface of the circular groove is fixedly connected with the spring, one end of the surface of the circular groove, which is far away from the spring, is fixedly connected with the movable block, the movable block is in sliding connection with the circular groove, the surface of the movable block, which is far away from the spring, is fixedly connected with the limiting columns, and a plurality of limiting columns are all in sliding connection with the end cover.
Preferably, the initial state of the spring is a compressed state.
Preferably, a chute is arranged at one end of the surface of the limiting column, which is far away from the movable block.
Preferably, the surface of the arc-shaped block is provided with a limit groove, and the limit groove is matched with the limit column.
Compared with the prior art, the utility model provides a composite membrane element suitable for different water qualities, which has the following beneficial effects:
according to the utility model, two composite membrane elements are mutually close, two end covers are mutually close, a circular ring is inserted into a concave position on the surface of the end cover, two central pipes are in close contact, one of the two central pipes is slowly rotated, an arc block is in contact with an arc groove and generates relative rotation, in the process, the surface of the arc block is in contact with a chute on the surface of a limit column and generates relative sliding, the initial state of a spring is a compressed state, the reaction force generated by compression of the spring acts on the surface of a movable block, the limit column moves to drive the movable block to move towards the direction of continuously compressing the spring, then the limit column is in sliding connection with the limit groove under the action of spring force, the two composite membrane elements are installed and limited, and then a plurality of composite membrane elements are sequentially connected for installation and positioning, so that the two composite membrane elements are matched and installed with a pipeline conveniently.
Drawings
FIG. 1 is one of the overall structural schematic of the present utility model;
FIG. 2 is a schematic view of a spacing device according to the present utility model;
FIG. 3 is a schematic view of the ring structure of the present utility model;
FIG. 4 is a second schematic diagram of the overall structure of the present utility model;
FIG. 5 is a schematic view of the membrane module structure of the present utility model.
In the figure: 1. a central tube; 2. a membrane group; 3. an end cap; 4. glass fiber reinforced plastic; 5. an arc-shaped groove; 6. an arc-shaped block; 7. a circular groove; 8. a limiting device; 9. a circular ring; 10. a spring; 11. a movable block; 12. a limit column; 13. a chute; 14. and a limit groove.
Detailed Description
Referring to fig. 1 to 5, the utility model relates to a composite membrane element suitable for different water qualities, which comprises a central tube 1, a membrane group 2, end covers 3 and glass fiber reinforced plastics 4, wherein the membrane group 2 is arranged on the surface of the central tube 1 in a matched manner, the end covers 3 are arranged on the two ends of the membrane group 2 in a matched manner, the two end covers 3 are in sliding connection with the central tube 1 in a sliding manner, the glass fiber reinforced plastics 4 are wound on the surfaces of the two end covers 3, the surface of one end cover 3 is provided with an arc-shaped groove 5 along the central symmetry, the surface of the other end cover 3 is fixedly connected with an arc-shaped block 6 along the central symmetry, the arc-shaped block 6 is in sliding connection with the arc-shaped groove 5, the surface of one end cover 3 is provided with a circular groove 7 beside the arc-shaped groove 5, the surface of the circular groove 7 is in sliding manner provided with a limiting device 8, and the limiting device 8 is in matched installation with the arc-shaped block 6.
The surface of one end cover 3 is fixedly connected with a circular ring 9, and the circular ring 9 is in sliding connection with the central tube 1 to perform initial installation and positioning on the two composite membrane elements.
The initial state of the spring 10 is a compressed state, so that enough acting force can act on the surface of the movable block 11, and the limiting block is stably matched with the limiting groove 14.
The surface of the limiting column 12 is provided with a chute 13 at one end far away from the movable block 11, so that relative sliding is generated between the limiting column and the arc-shaped block 6 and the limiting groove 14.
The limiting groove 14 is formed in the surface of the arc-shaped block 6, the limiting groove 14 is matched with the limiting column 12 to achieve the effect of installation limiting, when the arc-shaped block is detached, only one of the composite membrane elements is required to be continuously rotated, the limiting groove 14 and the chute 13 on the surface of the limiting column 12 slide relatively until the arc-shaped block is separated, and the arc-shaped block 6 and the arc-shaped groove 5 are separated.
The working principle and the using flow of the utility model are as follows:
the membrane group 2 comprises a reverse osmosis membrane, pure water runner cloth, a nanofiltration membrane and the like, two composite membrane elements are mutually close, two end covers 3 are mutually close, a circular ring 9 is inserted into a concave position on the surface of the end cover 3, two central pipes 1 are in close contact, one of the two central pipes is slowly rotated, an arc-shaped block 6 is in contact with an arc-shaped groove 5 and generates relative rotation, in the process, the surface of the arc-shaped block 6 is in contact with a chute 13 on the surface of a limit column 12 and generates relative sliding, the initial state of a spring 10 is a compressed state, the reaction force generated by compression of the spring 10 acts on the surface of a movable block 11, the limit column 12 moves to drive the movable block 11 to move towards the direction of continuously compressing the spring 10, then the limit column 12 is in sliding connection with a limit groove 14 under the elastic force of the spring 10, the two composite membrane elements are installed and limited, and then the composite membrane elements are sequentially connected.
It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.
Claims (6)
1. The utility model provides a composite membrane element suitable for different quality of water, includes center tube (1), membrane group (2), end cover (3) and glass steel (4), membrane group (2) are installed to the surface mounting of center tube (1), end cover (3) are all installed in the both ends of membrane group (2) cooperation, two end cover (3) all are pegged graft with center tube (1) slip, two end cover (3) surface winding has glass steel (4), its characterized in that, one of them arc wall (5) have been seted up along central symmetry to the surface of end cover (3), another one the surface of end cover (3) is followed central symmetry fixedly connected with arc piece (6), arc piece (6) and arc wall (5) slidable mounting, one of them the surface of end cover (3) is located arc wall (5) side and has seted up circular slot (7), the surface slidable mounting of circular slot (7) has stop device (8), stop device (8) and arc piece (6) cooperation installation.
2. A composite membrane element according to claim 1 adapted for use in different water qualities, wherein: the surface of one end cover (3) is fixedly connected with a circular ring (9), and the circular ring (9) is in sliding connection with the central tube (1).
3. A composite membrane element according to claim 1 adapted for use in different water qualities, wherein: stop device (8) are including spring (10), movable block (11) and spacing post (12), the one end fixedly connected with spring (10) on circular slot (7) surface, the one end fixedly connected with movable block (11) on circular slot (7) surface is kept away from to spring (10), movable block (11) and circular slot (7) sliding connection, the surface fixedly connected with spacing post (12) of spring (10) are kept away from to movable block (11), a plurality of spacing post (12) all with end cover (3) sliding connection.
4. A composite membrane element according to claim 3, adapted for use with different water qualities, wherein: the initial state of the spring (10) is a compressed state.
5. A composite membrane element according to claim 3, adapted for use with different water qualities, wherein: and a chute (13) is formed at one end, far away from the movable block (11), of the surface of the limiting column (12).
6. A composite membrane element according to claim 3, adapted for use with different water qualities, wherein: the surface of the arc-shaped block (6) is provided with a limiting groove (14), and the limiting groove (14) is matched with the limiting column (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320029852.8U CN219156602U (en) | 2023-01-06 | 2023-01-06 | Composite membrane element suitable for different water qualities |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320029852.8U CN219156602U (en) | 2023-01-06 | 2023-01-06 | Composite membrane element suitable for different water qualities |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219156602U true CN219156602U (en) | 2023-06-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320029852.8U Active CN219156602U (en) | 2023-01-06 | 2023-01-06 | Composite membrane element suitable for different water qualities |
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| CN (1) | CN219156602U (en) |
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2023
- 2023-01-06 CN CN202320029852.8U patent/CN219156602U/en active Active
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