Tensile reverse osmosis membrane structure
By introducing tensile and antibacterial combination reinforced mesh layer and tensile and antibacterial composite fibers into the reverse osmosis membrane, the problem of insufficient tensile and antibacterial properties of the existing reverse osmosis membrane is solved, and higher tensile strength and Antibacterial effect, extends service life and improves safety.
Patent Information
- Application Number
- CN202421018934.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-11
- Publication Date
- 2024-12-31
- Estimated Expiration
- 2034-05-11
AI Technical Summary
The tensile and antibacterial properties of existing reverse osmosis membranes are insufficient, resulting in short service life and poor safety.
The reverse osmosis membrane body consisting of reverse osmosis membrane layer 1, reverse osmosis membrane layer 2 and tensile and antibacterial and antibacterial composite fiber and food-grade epoxy AB glue layer are reinforced to form a braided structure Connected with mesh, tensile antibacterial composite fibers composed of nylon fiber wire, metal fiber wire, polyester fiber wire, bamboo charcoal fiber wire, activated carbon fiber wire, silver ion fiber wire, and seaweed fiber wire to improve tensile and antibacterial properties. .
It effectively improves the overall tensile and antibacterial properties of the reverse osmosis membrane, extends the service life and enhances safety.
Smart Images
Figure CN222266743U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of reverse osmosis membranes, in particular to a tensile-resistant reverse osmosis membrane structure. Background Art
[0002] Reverse osmosis membrane is an artificial semipermeable membrane with certain characteristics made by simulating biological semipermeable membrane. It is the core component of reverse osmosis technology and is widely used in the purification and concentration of various liquids. The most common application example is in the water treatment process, where reverse osmosis technology is used to remove impurities such as inorganic ions, bacteria, viruses, organic matter and colloids in raw water to obtain high-quality pure water.
[0003] However, the current reverse osmosis membrane has low strength and poor tensile strength, resulting in poor impact resistance, which in turn leads to a short service life of the reverse osmosis membrane. In addition, the existing reverse osmosis membranes used for water treatment have poor antibacterial and antimicrobial properties, which also affects the safety of use. Therefore, the present application proposes a tensile-resistant reverse osmosis membrane structure to improve the existing reverse osmosis membrane. Utility Model Content
[0004] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a tensile-resistant reverse osmosis membrane structure, which effectively solves the problem of poor tensile resistance and antibacterial performance of the existing reverse osmosis membrane.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a tensile-resistant reverse osmosis membrane structure, comprising a reverse osmosis membrane body, wherein the reverse osmosis membrane body is composed of a reverse osmosis membrane layer one, a reverse osmosis membrane layer two and an anti-tensile and antibacterial combined reinforcement mesh layer, the anti-tensile and antibacterial combined reinforcement mesh layer is connected between the reverse osmosis membrane layer one and the reverse osmosis membrane layer two, the anti-tensile and antibacterial combined reinforcement mesh layer is composed of a plurality of anti-tensile and antibacterial composite fibers one and a plurality of anti-tensile and antibacterial composite fibers two, the anti-tensile and antibacterial composite fibers one and the anti-tensile and antibacterial composite fibers two are a woven structure, and a plurality of water-permeable holes are formed between the anti-tensile and antibacterial composite fibers one and the anti-tensile and antibacterial composite fibers two.
[0006] Preferably, the anti-tensile and antibacterial combined reinforcement mesh layer is connected to the reverse osmosis membrane layer one through a food-grade epoxy AB adhesive layer one, and the anti-tensile and antibacterial combined reinforcement mesh layer is connected to the reverse osmosis membrane layer two through a food-grade epoxy AB adhesive layer two, and both the food-grade epoxy AB adhesive layer one and the food-grade epoxy AB adhesive layer two are mesh structures.
[0007] Preferably, the first tensile-resistant antibacterial composite fiber and the second tensile-resistant antibacterial composite fiber are both composed of an anti-tensile fiber bundle and an antibacterial fiber coating layer, and the antibacterial fiber coating layer is coated on the outer surface of the anti-tensile fiber bundle.
[0008] Preferably, the tensile fiber bundle is composed of nylon fiber filaments, metal fiber filaments and polyester fiber filaments, and the nylon fiber filaments, the metal fiber filaments and the polyester fiber filaments are in a twisted connection structure.
[0009] Preferably, the antibacterial fiber coating layer is composed of bamboo charcoal fiber filaments, activated carbon fiber filaments, silver ion fiber filaments and seaweed fiber filaments, and the bamboo charcoal fiber filaments, activated carbon fiber filaments, silver ion fiber filaments and seaweed fiber filaments are each provided with two groups, and the bamboo charcoal fiber filaments, activated carbon fiber filaments, silver ion fiber filaments and seaweed fiber filaments are staggered, and the bamboo charcoal fiber filaments, activated carbon fiber filaments, silver ion fiber filaments and seaweed fiber filaments are interlaced and wound on the outer surface of the tensile fiber bundle.
[0010] Preferably, the diameters of the bamboo charcoal fibers, activated carbon fibers, silver ion fibers and seaweed fibers are the same.
[0011] Compared with the prior art, the beneficial effects of the utility model are:
[0012] (1) During operation, by providing a reverse osmosis membrane body composed of a reverse osmosis membrane layer 1, a reverse osmosis membrane layer 2 and a tensile and antibacterial combined reinforcement mesh layer, the two layers of reverse osmosis membrane can be compounded and reinforced by the tensile and antibacterial combined reinforcement mesh layer, thereby achieving reinforcement without changing the structure of the reverse osmosis membrane body, and effectively improving the overall tensile and antibacterial properties of the reverse osmosis membrane;
[0013] (2) By providing a tensile fiber bundle composed of nylon fiber yarns, metal fiber yarns and polyester fiber yarns, the overall tensile resistance can be improved. By providing an antibacterial fiber coating layer composed of bamboo charcoal fiber yarns, activated carbon fiber yarns, silver ion fiber yarns and seaweed fiber yarns, the antibacterial and antibacterial properties can be improved. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.
[0015] In the attached picture:
[0016] Figure 1 This is a schematic diagram of the structure of the tensile-resistant reverse osmosis membrane of the utility model;
[0017] Figure 2 This is a schematic diagram of the structure of the anti-tensile and antibacterial combined reinforcement mesh layer of the utility model;
[0018] Figure 3 It is a schematic diagram of the structure of a partial cross-sectional view of the tensile-resistant reverse osmosis membrane of the utility model;
[0019] Figure 4 This is a partial structural diagram of the tensile and antibacterial composite fiber of the utility model;
[0020] Figure 5 This is a schematic diagram of the structure of the tensile fiber bundle of the utility model;
[0021] Figure 6 This is a schematic diagram of the structure of the antibacterial fiber coating layer of the utility model;
[0022] In the figure: 1. Reverse osmosis membrane body; 2. Reverse osmosis membrane layer one; 3. Reverse osmosis membrane layer two; 4. Anti-tensile and antibacterial combined reinforcement mesh layer; 5. Anti-tensile and antibacterial composite fiber one; 6. Anti-tensile and antibacterial composite fiber two; 7. Water-permeable hole; 8. Food-grade epoxy AB adhesive layer one; 9. Food-grade epoxy AB adhesive layer two; 10. Anti-tensile fiber bundle; 11. Antibacterial fiber coating layer; 12. Nylon fiber filament; 13. Metal fiber filament; 14. Polyester fiber filament; 15. Bamboo charcoal fiber filament; 16. Activated carbon fiber filament; 17. Silver ion fiber filament; 18. Seaweed fiber filament. DETAILED DESCRIPTION
[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.
[0024] Depend on Figure 1 and Figure 2 The utility model provides a tensile-resistant reverse osmosis membrane structure, comprising a reverse osmosis membrane body 1, the reverse osmosis membrane body 1 is composed of a reverse osmosis membrane layer 1 2, a reverse osmosis membrane layer 2 3 and an anti-tensile antibacterial combined reinforcement mesh layer 4, the anti-tensile antibacterial combined reinforcement mesh layer 4 is connected between the reverse osmosis membrane layer 1 2 and the reverse osmosis membrane layer 2 3, the anti-tensile antibacterial combined reinforcement mesh layer 4 is composed of a plurality of anti-tensile antibacterial composite fibers 1 5 and a plurality of anti-tensile antibacterial composite fibers 2 6, the anti-tensile antibacterial composite fibers 1 5 and the anti-tensile antibacterial composite fibers 2 6 are woven structures, and a plurality of water-permeable holes 7 are formed between the anti-tensile antibacterial composite fibers 1 5 and the anti-tensile antibacterial composite fibers 2 6;
[0025] During production, conventional reverse osmosis membranes on the market are compounded so that two layers of reverse osmosis membranes are compounded with the tensile and antibacterial combined reinforcement mesh layer 4 to form a whole. Since the tensile and antibacterial combined reinforcement mesh layer 4 is a mesh structure, it can avoid affecting the water permeability of the reverse osmosis membrane to the greatest extent and will not affect the structural characteristics of the reverse osmosis membrane itself.
[0026] Depend on Figure 1 and Figure 3It is shown that the tensile and antibacterial combined reinforcement mesh layer 4 is connected to the reverse osmosis membrane layer 2 by a food-grade epoxy AB adhesive layer 8, and the tensile and antibacterial combined reinforcement mesh layer 4 is connected to the reverse osmosis membrane layer 2 3 by a food-grade epoxy AB adhesive layer 2 9, and both the food-grade epoxy AB adhesive layer 8 and the food-grade epoxy AB adhesive layer 2 9 are mesh structures;
[0027] The food-grade epoxy AB adhesive layer 1 8 and the food-grade epoxy AB adhesive layer 2 9 can be used to connect the reverse osmosis membrane layer 1 2, the reverse osmosis membrane layer 2 3 and the tensile and antibacterial combined reinforcement mesh layer 4, thereby improving the stability of the composite. During the composite process, the food-grade epoxy AB adhesive layer 1 8 and the food-grade epoxy AB adhesive layer 2 9 are coated on both sides of the tensile and antibacterial combined reinforcement mesh layer 4. Since the tensile and antibacterial combined reinforcement mesh layer 4 is a mesh structure, the coated food-grade epoxy AB adhesive layer 1 8 and the food-grade epoxy AB adhesive layer 2 9 are also a mesh structure, so that the food-grade epoxy AB adhesive layer 1 8 and the food-grade epoxy AB adhesive layer 2 9 will not be coated on other positions of the reverse osmosis membrane layer 1 2 and the reverse osmosis membrane layer 2 3, thereby avoiding affecting the water permeability of the reverse osmosis membrane layer 1 2 and the reverse osmosis membrane layer 2 3 to the greatest extent;
[0028] Depend on Figure 2 , Figure 4 , Figure 5 and Figure 6 The tensile-resistant antibacterial composite fiber 1 5 and the tensile-resistant antibacterial composite fiber 2 6 are both composed of a tensile-resistant fiber bundle 10 and an antibacterial fiber coating layer 11, the antibacterial fiber coating layer 11 is coated on the outer surface of the tensile-resistant fiber bundle 10, the tensile-resistant fiber bundle 10 is composed of nylon fiber filaments 12, metal fiber filaments 13 and polyester fiber filaments 14, the nylon fiber filaments 12 and the metal fiber filaments 13 and the polyester fiber filaments 14 are in a twisted connection structure, the antibacterial fiber coating layer 11 is composed of bamboo charcoal fiber filaments 15, activated carbon fiber filaments 16, silver ion fiber filaments 17 and seaweed The fiber filaments 18 are composed of bamboo charcoal fiber filaments 15, activated carbon fiber filaments 16, silver ion fiber filaments 17 and seaweed fiber filaments 18, each of which is provided with two groups, and the bamboo charcoal fiber filaments 15, activated carbon fiber filaments 16, silver ion fiber filaments 17 and seaweed fiber filaments 18 are staggered, and the bamboo charcoal fiber filaments 15, activated carbon fiber filaments 16, silver ion fiber filaments 17 and seaweed fiber filaments 18 are staggered and wound around the outer surface of the tensile fiber bundle 10, and the bamboo charcoal fiber filaments 15, activated carbon fiber filaments 16, silver ion fiber filaments 17 and seaweed fiber filaments 18 have the same diameters;
[0029] The tensile fiber bundle 10 composed of nylon fiber filaments 12, metal fiber filaments 13 and polyester fiber filaments 14 can improve the overall tensile performance, and the bamboo charcoal fiber filaments 15, activated carbon fiber filaments 16, silver ion fiber filaments 17 and seaweed fiber filaments 18 can improve the overall antibacterial and antibacterial properties, thereby improving the overall tensile strength and antibacterial and antibacterial properties of the reverse osmosis membrane.
[0030] During operation, by setting a reverse osmosis membrane body composed of a reverse osmosis membrane layer one, a reverse osmosis membrane layer two and a tensile and antibacterial combined reinforcement mesh layer, the two layers of reverse osmosis membranes can be compounded and reinforced by the tensile and antibacterial combined reinforcement mesh layer, thereby achieving reinforcement without changing the structure of the reverse osmosis membrane body, and effectively improving the overall tensile and antibacterial properties of the reverse osmosis membrane; by setting a tensile fiber bundle composed of nylon fiber filaments, metal fiber filaments and polyester fiber filaments, the overall tensile performance can be improved, and by setting an antibacterial fiber coating layer composed of bamboo charcoal fiber filaments, activated carbon fiber filaments, silver ion fiber filaments and seaweed fiber filaments, the antibacterial and antibacterial properties can be improved.
Claims
1. A tensile-resistant reverse osmosis membrane structure, comprising a reverse osmosis membrane body (1), characterized in that: The reverse osmosis membrane body (1) is composed of a reverse osmosis membrane layer one (2), a reverse osmosis membrane layer two (3) and an anti-tensile and anti-bacterial composite reinforcement mesh layer (4); the anti-tensile and anti-bacterial composite reinforcement mesh layer (4) is connected between the reverse osmosis membrane layer one (2) and the reverse osmosis membrane layer two (3); the anti-tensile and anti-bacterial composite reinforcement mesh layer (4) is composed of a plurality of anti-tensile and anti-bacterial composite fibers one (5) and a plurality of anti-tensile and anti-bacterial composite fibers two (6); the anti-tensile and anti-bacterial composite fibers one (5) and the anti-tensile and anti-bacterial composite fibers two (6) are woven structures; and a plurality of water permeable holes (7) are formed between the anti-tensile and anti-bacterial composite fibers one (5) and the anti-tensile and anti-bacterial composite fibers two (6).
2. A tensile-resistant reverse osmosis membrane structure according to claim 1, characterized in that: The tensile and antibacterial composite reinforcement mesh layer (4) is connected to the reverse osmosis membrane layer 1 (2) via a food-grade epoxy AB adhesive layer 1 (8), and the tensile and antibacterial composite reinforcement mesh layer (4) is connected to the reverse osmosis membrane layer 2 (3) via a food-grade epoxy AB adhesive layer 2 (9), and both the food-grade epoxy AB adhesive layer 1 (8) and the food-grade epoxy AB adhesive layer 2 (9) are mesh structures.
3. The tensile-resistant reverse osmosis membrane structure according to claim 1, characterized in that: The tensile-resistant antibacterial composite fiber 1 (5) and the tensile-resistant antibacterial composite fiber 2 (6) are both composed of an anti-tensile fiber bundle (10) and an antibacterial fiber coating layer (11), and the antibacterial fiber coating layer (11) is coated on the outer surface of the tensile-resistant fiber bundle (10).
4. The tensile-resistant reverse osmosis membrane structure according to claim 3, characterized in that: The tensile fiber bundle (10) is composed of nylon fiber filaments (12), metal fiber filaments (13) and polyester fiber filaments (14), and the nylon fiber filaments (12), the metal fiber filaments (13) and the polyester fiber filaments (14) are in a twisted connection structure.
5. The tensile-resistant reverse osmosis membrane structure according to claim 3, characterized in that: The antibacterial fiber coating layer (11) is composed of bamboo charcoal fiber filaments (15), activated carbon fiber filaments (16), silver ion fiber filaments (17) and seaweed fiber filaments (18). The bamboo charcoal fiber filaments (15), activated carbon fiber filaments (16), silver ion fiber filaments (17) and seaweed fiber filaments (18) are each provided in two groups. The bamboo charcoal fiber filaments (15), activated carbon fiber filaments (16), silver ion fiber filaments (17) and seaweed fiber filaments (18) are arranged in a staggered manner. The bamboo charcoal fiber filaments (15), activated carbon fiber filaments (16), silver ion fiber filaments (17) and seaweed fiber filaments (18) are interlaced and wound around the outer surface of the tensile fiber bundle (10).
6. The tensile-resistant reverse osmosis membrane structure according to claim 5, characterized in that: The diameters of the bamboo charcoal fiber filaments (15), the activated carbon fiber filaments (16), the silver ion fiber filaments (17) and the seaweed fiber filaments (18) are the same.