Glass fiber reinforced plastic membrane shell with sealing structure
By introducing multi-layer sealing rings and a U-shaped end cap design into the fiberglass membrane housing, combined with a water conductivity alarm function, the problem of insufficient sealing is solved, enabling timely alarm of leaks and enhanced sealing performance.
Patent Information
- Application Number
- CN202423211939.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-25
- Publication Date
- 2025-11-25
- Estimated Expiration
- 2034-12-25
AI Technical Summary
Existing fiberglass membrane shells have limited sealing performance, and leaks are difficult to detect in a timely manner after the sealing rings fail, leading to water leakage.
A fiberglass membrane shell with a sealing structure was designed, which adopts a multi-layer sealing ring and a U-shaped end cap design. The alarm function is realized by combining the water conductivity. The alarm and wires are fixed with adhesive to form a labyrinth structure to improve the sealing performance.
It enables timely alarms in case of leakage, enhances sealing performance, prevents water leakage, and facilitates maintenance and disassembly operations.
Smart Images

Figure CN223586929U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to glass steel membrane shell technical field, concretely is a glass steel membrane shell with sealing structure. BACKGROUND
[0002] Glass steel membrane shell is a kind of container for containing membrane element such as reverse osmosis (RO) membrane or nanofiltration (NF) membrane, plays a key role in water treatment and other fields.
[0003] Glass steel membrane shell is mainly made of high-performance glass fiber and resin by winding process. Glass fiber provides good strength and tensile resistance, so that the membrane shell can withstand high pressure. Resin plays a role in bonding glass fiber and can provide chemical stability to protect the membrane element inside the membrane shell from the erosion of external chemical substances.
[0004] The existing glass steel membrane shell end cover part only adopts single-layer thread structure to cooperate with sealing ring for sealing, and the sealing performance is limited. Leakage cannot be found in time after the sealing ring fails, causing water leakage. Therefore, the glass steel membrane shell with strong sealing and alarm function is proposed to solve the problems in the above background technology. UTILITY MODEL CONTENTS
[0005] The utility model aims at providing a glass steel membrane shell with sealing structure, which has the advantages of strong sealing and alarm function, and solves the problems in the above background technology.
[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a glass steel membrane shell with sealing structure, comprising a glass steel membrane shell body, a water collecting cover is fixedly connected to the top surface of the glass steel membrane shell body, an alarm is fixedly connected to the surface of the water collecting cover, a zero line and a live wire are respectively fixedly connected to the front and rear ends of the top of the alarm, the other ends of the zero line and the live wire are extended to the inner cavity bottom of the water collecting cover.
[0007] A end cover is threadedly connected to the top of the glass steel membrane shell body, a first sealing ring is bonded to the top of the glass steel membrane shell body by adhesive, a second sealing ring is bonded to the bottom of the end cover by adhesive, the bottom of the second sealing ring is in contact with the top of the filter core, third sealing rings are bonded to the upper and lower sides of one end of the inner cavity of the protective cover of the glass steel membrane shell body by adhesive, fourth sealing rings are bonded to the upper and lower ends of the inner cavity top of the glass steel membrane shell body by adhesive, a water inlet is communicated with the top axial center of the end cover, recesses are formed on the surface of the water inlet on the upper and lower sides, and a fifth sealing ring is sleeved in the inner cavity of the recess.
[0008] Preferably, the back surface of the alarm is coated with adhesive, and the surface of the adhesive is pasted with release paper.
[0009] Preferably, the top of the water-receiving cover has a notch for use with the neutral wire and the live wire, and the neutral wire and the live wire are fitted into the inner cavity of the notch.
[0010] Preferably, handles are fixedly connected to both ends of the top of the end cap, and the surface of the handles is covered with rubber sleeves.
[0011] Preferably, the end cap adopts a U-shaped design, and its inner wall is respectively provided with a first external thread and a first internal thread.
[0012] Preferably, the top of the main surface and the inner wall of the fiberglass membrane shell are respectively provided with a second external thread and a second internal thread.
[0013] Compared with the prior art, the beneficial effects of this utility model are as follows:
[0014] 1. This utility model utilizes the conductivity of water to close the alarm circuit when a water leak occurs. Once the circuit is closed, the alarm will sound, alerting staff to quickly address the leak. The U-shaped end cap design creates a labyrinth structure at the connection between the end cap and the fiberglass membrane housing. Furthermore, the multiple sealing structures further enhance the sealing performance, preventing leaks and providing significant convenience for daily use.
[0015] 2. This utility model uses an adhesive to fix the alarm, which facilitates its recycling and reuse. The notch can fix the neutral and live wires to prevent them from shaking. The handle can facilitate the disassembly and assembly of the end cap. Attached Figure Description
[0016] Figure 1 This is a schematic diagram of the structure of this utility model;
[0017] Figure 2 This is a schematic diagram of the front sectional view of the structure of this utility model;
[0018] Figure 3 This is an exploded view of the structure of this utility model;
[0019] Figure 4 In this utility model Figure 3 A cross-sectional view.
[0020] In the diagram: 1. Fiberglass membrane housing body; 2. Water collection cover; 3. Alarm; 4. Neutral wire; 5. Live wire; 6. End cap; 7. First sealing ring; 8. Second sealing ring; 9. Third sealing ring; 10. Fourth sealing ring; 11. Water inlet; 12. Groove; 13. Fifth sealing ring; 14. Handle. DETAILED DESCRIPTION
[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to 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 the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.
[0022] The components of the utility model are all general standard components or components known by those skilled in the art, and their structures and principles can be known by the technical personnel through technical manuals or through conventional experimental methods.
[0023] Embodiment one:
[0024] Please refer to Figures 1-4 In order to achieve the purpose of water leakage alarm, the technical scheme is provided as follows, specifically discloses: a glass steel membrane shell with sealing structure, including glass steel membrane shell main body 1, the surface top of glass steel membrane shell main body 1 is fixedly connected with water receiving cover 2, the surface of water receiving cover 2 is fixedly connected with alarm 3, the front and rear ends of alarm 3 top are fixedly connected with zero line 4 and fire wire 5 respectively, the other end of zero line 4 and fire wire 5 extends to the inner cavity bottom of water receiving cover 2, the back of alarm 3 is coated with adhesive, and the surface of adhesive is pasted with release paper, the top of water receiving cover 2 is provided with recess for cooperating with zero line 4 and fire wire 5, and zero line 4 and fire wire 5 are embedded in the inner cavity of recess, alarm 3 is fixed by setting adhesive, which can facilitate recycling, and zero line 4 and fire wire 5 can be fixed by setting recess, so that they will not shake.
[0025] Embodiment two:
[0026] Please refer to Figures 1-4The embodiment is provided with the following technical scheme to achieve the purpose of strong sealing, and specifically discloses that the top of a glass fiber reinforced plastic membrane shell body 1 is threadedly connected with an end cover 6, the top of the glass fiber reinforced plastic membrane shell body 1 is adhesively bonded with a first sealing ring 7, the bottom of the end cover 6 is adhesively bonded with a second sealing ring 8, the bottom of the second sealing ring 8 is in contact with the top of a filter core, the upper and lower sides of the glass fiber reinforced plastic membrane shell body 1 at one end of a protective cover inner cavity are adhesively bonded with third sealing rings 9, the upper and lower ends of the glass fiber reinforced plastic membrane shell body 1 inner cavity top are adhesively bonded with fourth sealing rings 10, the top of the end cover 6 is communicated with a water inlet 11, recesses 12 are formed on the upper and lower sides of the surface of the water inlet 11, fifth sealing rings 13 are sleeved in the inner cavities of the recesses 12, handles 14 are fixedly connected to the two ends of the top of the end cover 6, rubber sleeves are sleeved on the surfaces of the handles 14, the end cover 6 is designed in a hook shape, and first external threads and first internal threads are respectively formed in the inner walls of the end cover 6, second external threads and second internal threads are respectively formed in the top of the surface and the inner wall of the glass fiber reinforced plastic membrane shell body 1.
[0027] When used, when leakage occurs, water enters the inner cavity of the water receiving cover 2, and when the water in the inner cavity of the water receiving cover 2 contacts the zero line 4 and the live line 5, the circuit is closed at this time, the alarm 3 works, that is, an alarm can be issued, so as to remind the staff to quickly handle the water leakage, the end cover 6 is designed in a hook shape, the connection between the end cover 6 and the glass fiber reinforced plastic membrane shell body 1 forms a labyrinth structure, and the multiple sealing structures are arranged, so as to further improve the sealing performance and prevent the leakage from easily occurring.
[0028] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.
Claims
1. A glass reinforced plastic membrane shell having a sealed construction comprising a glass reinforced plastic membrane shell body (1) characterised in that: The surface top of the glass steel membrane shell body (1) is fixedly connected with a water collecting cover (2), the surface of the water collecting cover (2) is fixedly connected with an alarm (3), the front and rear ends of the top of the alarm (3) are fixedly connected with a zero line (4) and a live wire (5) respectively, the other ends of the zero line (4) and the live wire (5) extend to the inner cavity bottom of the water collecting cover (2). The top of the glass steel membrane shell body (1) is threadedly connected with an end cover (6), the top of the glass steel membrane shell body (1) is adhesively bonded with a first sealing ring (7), the bottom of the end cover (6) is adhesively bonded with a second sealing ring (8), the bottom of the second sealing ring (8) is in contact with the top of the filter core, the upper and lower sides of the glass steel membrane shell body (1) and located at one end of the protective cover inner cavity are adhesively bonded with third sealing rings (9), the upper and lower ends of the inner cavity top of the glass steel membrane shell body (1) are adhesively bonded with fourth sealing rings (10), the top of the end cover (6) is communicated with a water inlet (11), the surface of the water inlet (11) is provided with recesses (12) on the upper and lower sides, and the inner cavity of the recess (12) is sleeved with a fifth sealing ring (13).
2. A glass steel membrane shell with sealing structure according to claim 1, characterized in that: The back of the alarm (3) is coated with an adhesive, and the surface of the adhesive is attached with a release paper.
3. The glass steel membrane shell with sealing structure according to claim 1, characterized in that: The top of the water collecting cover (2) is provided with a notch matched with the zero line (4) and the live wire (5), and the zero line (4) and the live wire (5) are embedded in the inner cavity of the notch.
4. The glass steel membrane shell with sealing structure according to claim 1, characterized in that: The two ends of the top of the end cover (6) are fixedly connected with handles (14), and the surface of the handle (14) is sleeved with a rubber sleeve.
5. The glass steel membrane shell with sealing structure according to claim 1, characterized in that: The end cover (6) adopts a back-shaped design, and the inner wall thereof is provided with a first outer thread and a first inner thread.
6. The glass steel membrane shell with sealing structure according to claim 1, characterized in that: The surface and the top of the inner wall of the glass steel membrane shell body (1) are provided with a second outer thread and a second inner thread respectively.