Life straw
By setting ultraviolet sterilization lamps inside the water end of the life straw, the problem of bacterial virus reproduction of the outlet after long -term use has been solved, and the safety of water outlet is achieved.
Patent Information
- Application Number
- CN202421114580.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-21
- Publication Date
- 2025-01-28
- Estimated Expiration
- 2034-05-21
AI Technical Summary
After long-term use of existing life straws, a large number of bacteria and viruses will reproduce at the outlet, resulting in the effluent containing bacteria and viruses, which poses safety risks.
A life straw is designed, and the water cavity is set inside the water end of the water, and ultraviolet sterilization lamps are installed in the water cavity. UV sterilization lamps can launch ultraviolet rays when working, which can kill the filter element components and bacteria in the water cavity.
The use of ultraviolet sterilization lamps effectively solves the problem of bacterial virus reproduction after long -term use, and ensures the safety of water out of water.
Smart Images
Figure CN222411278U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of water purification devices, in particular to a life straw. Background Art
[0002] LifeStraw is a drinking water straw device that can purify sewage into drinking water and prevent diseases caused by drinking water, such as cholera, typhoid and dysentery. This device can not only provide drinking water for individuals to survive in the wild, but also provide safe drinking water for victims of hurricanes, earthquakes or other disasters. It has extremely practical value in real life.
[0003] Existing life straws generally filter raw water through ultrafiltration membranes, activated carbon, and antibacterial filter materials before drinking. After long-term use, a large number of bacteria and viruses will multiply at the water outlet, causing the outlet water to contain bacteria and viruses, posing a safety risk. Utility Model Content
[0004] The utility model aims to provide a life straw to solve the problem that a large number of bacteria and viruses will multiply at the water outlet of the existing life straw after long-term use, resulting in the outlet water containing bacteria and viruses, which poses a safety risk.
[0005] The purpose of the utility model can be achieved through the following technical solutions:
[0006] A life straw comprises a filter, wherein the filter comprises an outer shell and a filter element assembly arranged in the outer shell, wherein a water inlet end is installed at one end of the outer shell, wherein the water inlet end has a water inlet, and a water outlet end is installed at the other end of the outer shell, wherein the water outlet end has a water outlet, wherein a water outlet cavity and a sealed cavity are provided in the water outlet end, wherein the water outlet cavity connects the interior of the outer shell with the water outlet, wherein an ultraviolet sterilization lamp is arranged in the water outlet cavity, wherein an electric control assembly is arranged in the sealed cavity, and wherein the electric control assembly is electrically connected to the ultraviolet sterilization lamp.
[0007] As a further solution of the utility model: the electronic control component includes an electronic control board and a rechargeable battery, a display screen and buttons electrically connected to the electronic control board, the electronic control board and the rechargeable battery are located in the sealed cavity, the display screen and the buttons are arranged on the outer surface of the water outlet end, and the ultraviolet sterilization lamp is communicatively connected to the electronic control board.
[0008] As a further solution of the utility model: the electric control component also includes a charging port, the charging port is arranged on the outer periphery of the water outlet end, and the charging port is electrically connected to the electric control board.
[0009] As a further solution of the utility model: the filter element assembly includes a pre-filter section, an ultrafiltration membrane filter section and a post-carbon filter section which are sequentially arranged in the outer shell.
[0010] As a further solution of the utility model: the water inlet end and the water outlet end are both detachably connected to the two ends of the outer shell by threads.
[0011] The utility model has the following beneficial effects:
[0012] The utility model arranges an ultraviolet sterilization lamp in the water outlet cavity inside the water outlet end. When the ultraviolet sterilization lamp is working, the ultraviolet sterilization lamp emits ultraviolet rays, which can kill bacteria in the post-carbon filter section and the water outlet cavity, thereby solving the problem that a large number of bacteria and viruses will multiply at the water outlet after long-term use, resulting in the outlet containing bacteria and viruses, which poses a safety risk.
[0013] The water inlet end and the water outlet end of the utility model are both detachably installed at both ends of the filter, so that the water inlet end and the water outlet end can be disassembled and replaced, and it is also convenient to replace the pre-filter section, ultrafiltration membrane filter section and post-carbon filter section inside the outer shell. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] The utility model is further described below in conjunction with the accompanying drawings.
[0015] Figure 1 This is a schematic diagram of the structure of the life straw of the utility model;
[0016] Figure 2 This is a schematic diagram of the structure of the filter element assembly of the utility model;
[0017] Figure 3 This is a schematic diagram of the internal structure of the water outlet cavity of the utility model;
[0018] Figure 4 It is a schematic diagram of the internal structure of the sealed cavity of the utility model.
[0019] In the figure: 1. outer shell; 2. filter element assembly; 21. pre-filter section; 22. ultrafiltration membrane filter section; 23. post-carbon filter section; 3. water inlet end; 4. water inlet; 5. water outlet end; 51. water outlet cavity; 52. sealed cavity; 6. water outlet; 7. ultraviolet sterilization lamp; 8. electronic control board; 9. rechargeable battery; 10. display screen; 11. button; 13. charging port. DETAILED DESCRIPTION
[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0021] In the description of the present invention, it should be understood that the terms "up", "down", "left", "right", "front", "back", etc. indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, and a specific direction structure and operation. Therefore, it should not be understood as a limitation on the present invention.
[0022] In addition, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", etc. should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this utility model can be understood according to specific circumstances.
[0023] See also Figure 1-4 As shown, the embodiment of the utility model provides a life straw, including a filter, the filter including an outer shell 1 and a filter element assembly 2 arranged in the outer shell 1, a water inlet end 3 is installed at one end of the outer shell 1, and the water inlet end 3 has a water inlet 4. When in use, outdoor water enters the outer shell 1 from the water inlet 4 and is filtered and purified by the filter element assembly 2 to become pure drinking water. A water outlet end 5 is installed at the other end of the outer shell 1, and the water outlet end 5 has a water outlet 6. The water outlet end 5 has a water outlet cavity 51 and a sealing cavity 52. The water outlet cavity 51 connects the interior of the outer shell 1 with the water outlet 6, and the purified pure drinking water is discharged from the water outlet 6 through the water outlet cavity 51. An ultraviolet sterilization lamp 7 is arranged in the water outlet cavity 51, and an electric control component is arranged in the sealed cavity 52. The electric control component is electrically connected to the ultraviolet sterilization lamp 7. The ultraviolet sterilization lamp 7 can sterilize the filter element assembly 2 and the water outlet cavity 51, so as to solve the problem that a large number of bacteria and viruses will multiply at the water outlet 6 after long-term use, resulting in the outlet water containing bacteria and viruses, which poses a safety risk.
[0024] See also Figure 1 , 4 As shown, the electric control assembly includes an electric control board 8 and a rechargeable battery 9 electrically connected to the electric control board 8, a display screen 10 and a button 11, the electric control board 8 and the rechargeable battery 9 are located in a sealed cavity 52, the display screen 10 and the button 11 are arranged on the outer surface of the water outlet end 5, and the ultraviolet disinfection lamp 7 is connected to the electric control board 8. Furthermore, the electric control assembly also includes a charging port 13, which is arranged on the outer periphery of the water outlet end 5 and is electrically connected to the electric control board 8.
[0025] During use, the user controls the start and stop of the ultraviolet sterilization lamp 7 through the button 11, and regularly sterilizes the filter element assembly 2 and the water outlet cavity 51. The rechargeable battery 9 provides the display screen 10, the electronic control board 8 and the ultraviolet sterilization lamp 7 with the electrical energy required for normal operation. The rechargeable battery 9 can be charged through the charging port 13. Charging is convenient and fast, and is suitable for long-term outdoor use.
[0026] See also Figure 2 As shown, the filter element assembly 2 includes a pre-filter segment 21, an ultrafiltration membrane filter segment 22 and a post-carbon filter segment 23 which are sequentially arranged in the outer shell 1. The material of the pre-filter segment 21 of the utility model can be composed of non-woven fabric and activated carbon, or it can be composed of one or a combination of non-woven fabric, activated carbon filter material, activated alumina filter material, tricalcium phosphate particles, activated apatite, PTFE filter material, and resin filter material to form a filtration and purification system for different water qualities. The material of the post-carbon filter segment 23 can be activated carbon or carbon fiber. Outdoor water is filtered and purified by the pre-filter segment 21, the ultrafiltration membrane filter segment 22 and the post-carbon filter segment 23 to obtain clean drinking water that can be safely drunk.
[0027] It can be understood that, in a specific implementation, the water inlet end 3 and the water outlet end 5 are both detachably connected to the two ends of the outer shell 1 by threads, so that the water inlet end 3 and the water outlet end 5 can be removed and replaced, and it is also convenient to replace the pre-filter segment 21, ultrafiltration membrane filter segment 22 and post-carbon filter segment 23 inside the outer shell 1.
[0028] The utility model discloses an outdoor mouth-suction life-sucking straw with ultraviolet sterilization function, wherein an ultraviolet sterilization lamp 7 is designed in the purified water cavity, and when the sterilization function needs to be started, the switch button 11 is pressed, the sterilization function is turned on, the ultraviolet sterilization lamp 7 works, and the ultraviolet sterilization lamp 7 emits ultraviolet rays to kill bacteria in the post-carbon filter section 23 and the water outlet cavity 51. When the sterilization work is completed, the sterilization system stops working, and the display screen 10 can display the sterilization status and the power of the rechargeable battery 9; when the power of the rechargeable battery 9 is insufficient, the built-in rechargeable battery 9 can be charged through the charging port 13.
[0029] The above detailed description of the preferred embodiments of the utility model should not be considered to limit the scope of implementation of the utility model. All equivalent changes and improvements made within the scope of application of the utility model should still fall within the scope of the patent coverage of the utility model.
Claims
1. A life straw, comprising a filter, the filter comprising an outer shell (1) and a filter element assembly (2) arranged in the outer shell (1), the outer shell (1) having a water inlet end (3) mounted at one end, the water inlet end (3) having a water inlet (4), the outer shell (1) having a water outlet end (5) mounted at the other end, the water outlet end (5) having a water outlet (6), characterized in that: The water outlet end (5) has a water outlet cavity (51) and a sealed cavity (52), the water outlet cavity (51) connects the interior of the outer shell (1) and the water outlet (6), an ultraviolet sterilization lamp (7) is arranged in the water outlet cavity (51), and an electric control component is arranged in the sealed cavity (52), and the electric control component is electrically connected to the ultraviolet sterilization lamp (7).
2. The life straw according to claim 1, characterized in that: The electric control assembly comprises an electric control board (8), a rechargeable battery (9) electrically connected to the electric control board (8), a display screen (10) and a button (11); the electric control board (8) and the rechargeable battery (9) are located in the sealed cavity (52); the display screen (10) and the button (11) are arranged on the outer surface of the water outlet end (5); and the ultraviolet sterilization lamp (7) is communicatively connected to the electric control board (8).
3. The life straw according to claim 2, characterized in that: The electric control component also includes a charging port (13), the charging port (13) is arranged on the outer periphery of the water outlet end (5), and the charging port (13) is electrically connected to the electric control board (8).
4. The life straw according to any one of claims 1 to 3, characterized in that: The filter element assembly (2) comprises a pre-filtering section (21), an ultrafiltration membrane filtering section (22) and a post-carbon filtering section (23) which are sequentially arranged in the outer shell (1).
5. The life straw according to claim 1, characterized in that: The water inlet end (3) and the water outlet end (5) are both detachably threadedly connected to the two ends of the outer shell (1).