Filter and respirator
By using a hyperoxygen membrane particle filter in the respirator, the problem of poor anti-bacterial and viruses in the existing respirator filter is solved, and efficient antibacterial and low wind resistance is achieved, simplifying the structure and reducing costs.
Patent Information
- Application Number
- CN202420623164.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-28
- Publication Date
- 2024-12-31
- Estimated Expiration
- 2034-03-28
AI Technical Summary
The existing respirator filters have limited functions in anti-bacterial and viruses, the electrostatic adsorption effect is short-lived, ozone is harmful to the human body, and the equipment is complex and difficult to use for a long time.
The high-oxygen membrane particles are used as the filter medium for the filter, and the particle size is controlled between 0.5~5mm. The filter mesh and conical joint design ensure low wind resistance and efficient sterilization. The material is PET or PVC, and the filling port is convenient for the high-oxygen membrane particles. Add to.
The antibacterial effect of more than 99.9% of commonly used bacteria has been achieved, the filter structure is simplified, the system wind resistance is reduced, and the equipment cost is reduced, and there is no secondary pollution and ozone release.
Smart Images
Figure CN222265967U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of respirators, in particular to a filter and a respirator. Background Art
[0002] The anti-bacteria and anti-virus functions of existing respirators’ filters mainly adopt the following technical routes, namely, filtering, adsorption and disinfection functions. For example, masks are realized by filtering and electrostatic adsorption. The electrostatic adsorption function will weaken with the use time, and usually does not last more than 4 hours. Some equipment also adds ultraviolet rays, static electricity or ozone to achieve the function. Ultraviolet rays need to be continuously irradiated for a long enough time to achieve the disinfection effect. The electrostatic adsorption method requires a large volume, and ozone is harmful to the human respiratory system. These technical routes are difficult to be used in respirators for a long time. Utility Model Content
[0003] The main purpose of the utility model is to provide a filter and a respirator to solve the problems in the above-mentioned background technology.
[0004] A filter is used to be installed on a ventilation pipeline. The structure of the filter is that it includes a filter chamber, and a first joint and a second joint are respectively provided at both ends of the filter chamber. The first joint and the second joint are both connected to the filter chamber, and the first joint and the second joint are respectively used to connect the pipeline. High oxygen membrane particles are arranged in the filter chamber.
[0005] On the basis of the above technical solution, preferably, the particle size of the high oxygen film particles is 0.5~5mm.
[0006] On the basis of the above technical solution, preferably, a filter screen is provided at the position where the filter cavity is connected to the first joint and the second joint, and the holes of the filter screen are used to block the high oxygen membrane particles from passing through.
[0007] On the basis of the above technical solution, it is further preferred that the first joint and the second joint are tapered, the inner diameter of the position where the first joint and the second joint are connected to the filter chamber is larger, and the inner diameter of the position away from the filter chamber is smaller; to ensure smaller wind resistance.
[0008] On the basis of the above technical solution, preferably, the material of the filter cavity is PET or PVC.
[0009] On the basis of the above technical solution, preferably, an end cap is provided at one end of the filter cavity, and a cavity structure is provided at the other end, and the end cap and the cavity structure are detachably connected, so as to facilitate the placement and removal of the filter screen.
[0010] On the basis of the above technical solution, preferably, a filling port is also provided on the end cover, and the filling port is used to fill high oxygen membrane particles into the filter cavity; the high oxygen membrane particles are a product produced by Yanhe Company that adsorbs chlorine dioxide; see the instructions and test report.
[0011] On the basis of the above technical solution, preferably, the filling port is sealed with a plunger, a threaded cover or welding.
[0012] The utility model also provides a breathing machine, wherein the filter is arranged on a pipeline between the breathing machine and a breathing mask or a respirator.
[0013] Compared with the prior art, the utility model has the following beneficial effects:
[0014] The utility model provides a filter and a respirator, which adopts a structure of a filter and high-oxygen membrane particles, and can achieve an antibacterial effect of more than 99.9% on common bacteria. It can reduce or even eliminate other filtering and disinfection structures, thereby reducing the complexity of the structure, improving the disinfection effect on bacteria, reducing the wind resistance of the system, and being able to simply transform existing equipment to reduce equipment costs. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments:
[0016] Figure 1 This is a front view of the filter of the utility model;
[0017] Figure 2 This is a disassembled diagram of the filter end cover and cavity of the utility model;
[0018] Figure 3 It is a front view of the ventilator of the utility model;
[0019] In the figure: 1, pipeline; 2, first joint; 3, blockage; 4, filling port; 5, high oxygen membrane particles; 6, filter chamber; 7, second joint; 8, end cover; 9, breathing mask; 10, respirator; 100, filter. DETAILED DESCRIPTION
[0020] Embodiment 1:
[0021] like Figure 1 As shown, a filter of the utility model is used to be installed on a ventilation pipeline. The structure of the filter 100 is that it includes a filter chamber 6, and a first joint 2 and a second joint 7 are respectively provided at both ends of the filter chamber 6. The first joint 2 and the second joint 7 are both connected to the filter chamber 6. The first joint 2 and the second joint 7 are respectively used to connect the pipeline 1, and high oxygen membrane particles 5 are provided in the filter chamber 6.
[0022] In order to solve the defects in the prior art that the volume required for electrostatic adsorption is large and the released ozone is harmful to the human body, the utility model provides a filter, which is provided with a filter chamber, and high-oxygen membrane particles are arranged in the filter chamber. The high-oxygen membrane particles have no secondary pollution, no ozone release pollution, and are safe; and have the characteristics of low resistance, low power consumption, long-lasting and stable sterilization effect; the first joint 2 and the second joint 7 connected to the pipeline are respectively provided at both ends of the filter chamber for the passage of gas.
[0023] As a preferred embodiment, the particle size of the high oxygen film particles is 0.5-5 mm. Too large or too small a particle size will have an adverse effect on the sterilization effect of the high oxygen film particles. Finally, the particle size of the high oxygen film particles is controlled to be 0.5-5 mm. The high oxygen film particles are purchased from Wuhan Yanhe Environmental Science and Technology Co., Ltd.
[0024] As a preferred embodiment, a filter screen is provided at the position where the filter cavity is connected to the first joint and the second joint. The size of the filter screen matches the filter cavity, and the holes of the filter screen are used to block the high oxygen membrane particles from passing through.
[0025] As a preferred embodiment, the first joint 2 and the second joint 7 are tapered, and the inner diameter of the position where the first joint 2 and the second joint 7 are connected to the filter chamber 6 is larger, and the inner diameter of the position away from the filter chamber 6 is smaller, so as to ensure smaller wind resistance.
[0026] As a preferred embodiment, the material of the filter cavity 6 is PET or PVC; further preferably, the material of the filter cavity 6 is PET, which has the advantages of wear resistance and heat resistance, and can extend the service life of the filter cavity.
[0027] As a preferred embodiment, an end cap 8 is provided at one end of the filter cavity 6, and a cavity structure is provided at the other end, and the end cap 8 is detachably connected to the cavity structure, so as to facilitate the placement and removal of the filter screen.
[0028] As a preferred embodiment, Figure 2 As shown, a filling port 4 is also provided on the end cover 8, and the filling port 4 is used to fill the high oxygen membrane particles 5 into the filter cavity 6; the high oxygen membrane particles 5 are a product produced by Yanhe Company that adsorbs chlorine dioxide.
[0029] It can be seen from the high oxygen membrane test report that the high oxygen membrane 5 has a good antibacterial effect; it can be seen from the instruction manual of the filter 100 that the filter 100 has good antibacterial and antiviral effects and small air resistance. The filter of the utility model can be a coaxial or eccentric structure, and the utility model does not impose any restrictions.
[0030] As a preferred embodiment, the filling port 4 is sealed with a plunger, a threaded cap or welding.
[0031] Embodiment 2:
[0032] The utility model also provides a breathing machine, such as Figure 3 As shown, a filter 100 as described in Example 1 is provided on the pipeline 1 between the ventilator 10 and the breathing mask 9 or the respirator. The structure of the filter 100 can achieve an antibacterial effect of about 99.9% on common bacteria. Thus, other filtering and sterilization structures can be reduced or even eliminated. The advantages brought by this solution are that it can reduce the complexity of the structure, improve the sterilization effect on bacteria, reduce wind resistance, and simply modify the existing equipment to reduce equipment costs.
[0033] The above embodiments are only preferred technical solutions of the present invention and should not be regarded as limitations of the present invention. The protection scope of the present invention shall be the technical solutions recorded in the claims, including equivalent replacement solutions of the technical features in the technical solutions recorded in the claims. That is, equivalent replacement improvements within this scope are also within the protection scope of the present invention.
Claims
1. A filter, characterized in that: Installed on a ventilation pipeline, the filter (100) has a structure comprising a filter chamber (6), a first joint (2) and a second joint (7) are respectively provided at two ends of the filter chamber (6), the first joint (2) and the second joint (7) are both connected to the filter chamber (6), the first joint (2) and the second joint (7) are respectively used to connect to the pipeline (1), and high oxygen membrane particles (5) are provided in the filter chamber (6).
2. The filter according to claim 1, characterized in that: The particle size of the high oxygen film particles (5) is 0.5-5 mm.
3. The filter according to claim 1, characterized in that: A filter screen is provided at the position where the filter cavity (6) is connected to the first joint (2) and the second joint (7), and the holes of the filter screen are used to block the high-oxygen membrane particles (5) from passing through.
4. The filter according to claim 1, characterized in that: The first joint (2) and the second joint (7) are tapered, and the inner diameter of the position where the first joint (2) and the second joint (7) are connected to the filter chamber (6) is larger, and the inner diameter of the position where the first joint (2) and the second joint (7) are connected away from the filter chamber (6) is smaller, so as to ensure a smaller wind resistance.
5. The filter according to claim 4, characterized in that: The material of the filter cavity (6) is PET or PVC.
6. The filter according to claim 4 or 5, characterized in that: An end cover (8) is provided at one end of the filter cavity (6), and a cavity structure is provided at the other end; the end cover (8) is detachably connected to the cavity structure.
7. The filter according to claim 6, characterized in that: The end cover (8) is also provided with a filling port (4), and the filling port (4) is used to fill the high-oxygen membrane particles (5) into the filter cavity (6).
8. The filter according to claim 7, characterized in that: The filling port (4) is sealed by a plunger, a threaded cap or welding.
9. A respirator using the filter according to any one of claims 1 to 8, characterized in that: The filter (100) is arranged on the pipeline (1) between the respirator (10) and the breathing mask (9) or the respirator.