Air filtering valve
By introducing filter cotton and an air filter valve with a sealing mechanism into the inflation device, the problem of dust and microorganisms entering the equipment to be inflated is solved, effective filtration and sealing during the inflation process is achieved, and the service life of the equipment is extended.
Patent Information
- Application Number
- CN202422712522.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-07
- Publication Date
- 2025-09-23
- Estimated Expiration
- 2034-11-07
AI Technical Summary
The air valve in the existing inflation device is likely to bring dust, water vapor and microorganisms in the outside air into the device to be inflated during inflation, thereby shortening the service life of the device.
An air filter valve is designed. By setting filter cotton and a sealing mechanism in the valve, it is ensured that the gas is first filtered by the filter cotton before entering the equipment during inflation. It includes an adjustment mechanism, a sealing mechanism and a positioning mechanism to achieve gas filtering and sealing.
It effectively reduces the probability of dust, water vapor, microorganisms and other impurities entering the equipment to be inflated, and extends the service life of the equipment.
Smart Images
Figure CN223375200U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to an air valve, in particular to an air filtering air valve. Background Art
[0002] Before using swimming rings, air cushions, air beds and other equipment, they need to be inflated using an inflator. The most important component of an inflator is the air valve. When using an inflator, the air valve in existing inflators, which involves the flow of air in and out, inevitably introduces dust from the outside air into the equipment to be inflated. Utility Model Content
[0003] The purpose of the utility model is to provide an air filtering valve with a simple structure and very low cost. During inflation, the gas passes through the filter cotton before entering the equipment to be inflated, so dust, water vapor and microorganisms can be effectively filtered, reducing the probability of external impurities such as dust, water vapor and microorganisms entering the equipment to be inflated, thereby extending the service life.
[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an air filter valve, including an adjusting mechanism and a sealing mechanism arranged on the adjusting mechanism, the adjusting mechanism including a rotating knob and a lower edge platform fixedly connected to the lower end surface of the rotating knob, the lower edge platform is a cavity structure with an opening on the upper end surface and a hollow interior, and a rotating knob air outlet hole penetrating into its cavity is provided on the lower edge platform, and filter cotton is filled in the cavity of the lower edge platform, the sealing mechanism includes a base and a connected sealing upper cover arranged on the base, the base is a cavity structure with openings at both ends and a hollow interior, an upper boss is fixed on the base, and a base air outlet hole penetrating into its cavity is provided on the base, and there is a space between the upper boss and the connected sealing upper cover. The lower edge platform is connected by a connecting belt and is inserted into the cavity of the base, so that the adjusting mechanism and the sealing mechanism are combined into one. A positioning mechanism is arranged between the adjusting mechanism and the sealing mechanism. The positioning mechanism includes a rotating button seat. The rotating button seat is a cavity structure with an opening on the upper end face and a hollow interior, and the rotating button seat is arranged between the base and the lower edge platform. The lower end face of the rotating button seat is provided with a sealing sheet loading hole communicating with its cavity, and the rotating button seat is provided with a rotating button seat air outlet hole penetrating into its cavity. A one-way air inlet sealing sheet is provided below the rotating button seat, and a sealing sheet hanging platform is fixed on the one-way air inlet sealing sheet. The top of the sealing sheet hanging platform passes through the sealing sheet loading hole and enters the rotating button seat cavity.
[0005] Preferably, the rotating knob is a cavity structure with openings at both ends and a hollow interior, and the cavity of the rotating knob is communicated with the cavity of the lower edge platform.
[0006] Preferably, a rotating button sealing ring groove is provided on the outer circle of the lower edge platform, a sealing ring is sleeved in the rotating button sealing ring groove, and the sealing ring fits against the inner wall of the cavity of the rotating button seat; the sealing ring is used to seal between the lower edge platform and the rotating button seat.
[0007] Preferably, an oblique inner wall is provided in the cavity of the lower edge platform, and the oblique inner wall is designed to be inclined; since the oblique inner wall is oblique, it will produce a certain amount of squeezing on the filter cotton, making the filter cotton contact more closely with the inner wall of the cavity of the lower edge platform.
[0008] Preferably, a sealing cover handle is provided at one end of the integrated sealing upper cover away from the upper boss; the sealing cover handle is used for human hand to hold, thereby facilitating operation of the integrated sealing upper cover.
[0009] Preferably, the integrated sealing upper cover is fitted and snap-fitted with the rotating knob, so that the integrated sealing upper cover is snapped into the rotating knob cavity to seal the rotating knob cavity.
[0010] Preferably, a plurality of air inlet holes are provided along the circumference of the lower end surface of the rotating knob seat, and the plurality of air inlet holes are communicated with the cavity of the rotating knob seat.
[0011] Preferably, a plurality of filter cotton support columns are provided in the cavity of the rotating knob seat along its circumference.
[0012] Compared with the prior art, the beneficial effects of the present invention are as follows: In the present invention, when the rotary knob is rotated to a certain angle to close the rotary knob sealing ring groove, gas enters from the opening on the top of the rotary knob, and the gas enters the cavity of the lower edge platform after being filtered by the filter cotton. Then, the gas is released from the opening at the bottom of the lower edge platform after passing through multiple air inlet holes, and then the gas enters the equipment to be inflated, thereby achieving the effect of gas filtering while inflating, preventing external impurities such as dust, water vapor and microorganisms from entering the equipment to be inflated, thereby extending the service life. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 This is one of the overall structural diagrams of an embodiment of the present utility model;
[0014] Figure 2 This is the second schematic diagram of the overall structure of the embodiment of the utility model;
[0015] Figure 3 This is one of the exploded views of an embodiment of the present utility model;
[0016] Figure 4 This is the second exploded view of an embodiment of the present utility model;
[0017] Figure 5 For this utility model Figure 1 Schematic diagram of the cross section in the AA direction;
[0018] Figure 6 For this utility model Figure 1 Schematic cross-sectional view of the middle adjustment mechanism along the AA direction.
[0019] The reference numerals and names in the figure are as follows: 1. Adjustment mechanism; 11. Rotating knob; 12. Lower edge platform; 121. Oblique inner wall; 13. Rotating knob air outlet; 14. Filter cotton; 15. Rotating knob sealing ring groove; 16. Sealing ring; 2. Sealing mechanism; 21. Base; 22. Upper boss; 221. Indicator needle; 23. Connecting belt; 24. One-piece sealing upper cover; 25. Sealing cover handle; 26. Base air outlet; 3. Positioning mechanism; 31. Rotating knob seat; 32. Rotating knob seat air outlet; 33. Sealing plate loading hole; 34. Air inlet; 35. Filter cotton support column; 36. One-way air inlet sealing plate; 37. Sealing plate hanging platform. DETAILED DESCRIPTION
[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.
[0021] In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the embodiments of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.
[0022] In the embodiments of the present invention, unless otherwise expressly specified or limited, the terms "installed," "connected," "connected," "fixed," etc. should be understood in a broad sense. For example, they may refer to fixed connection, detachable connection, or integration; mechanical connection, electrical connection; direct connection, indirect connection through an intermediate medium; internal communication between two components, or interaction between two components. Those skilled in the art will understand the specific meanings of the above terms in the embodiments of the present invention based on specific circumstances.
[0023] See also Figures 1 to 2 The utility model provides an embodiment: an air filter valve includes an adjusting mechanism 1 and a sealing mechanism 2 arranged on the adjusting mechanism 1, and a positioning mechanism 3 is arranged between the adjusting mechanism 1 and the sealing mechanism 2.
[0024] See also Figures 3 to 5 The adjustment mechanism 1 includes a rotary knob 11 and a lower edge platform 12 fixedly connected to the lower end surface of the rotary knob 11. The rotary knob 11 is a cavity structure with openings at both ends and a hollow interior. The lower edge platform 12 is a cavity structure with an opening on the upper end surface and a hollow interior. The cavity of the rotary knob 11 is connected to the cavity of the lower edge platform 12. The lower edge platform 12 is provided with a rotary knob air outlet 13 that penetrates into its cavity. The cavity of the lower edge platform 12 is filled with filter cotton 14. The filter cotton 14 can be one of synthetic fiber filter cotton, non-woven filter cotton, glass fiber filter cotton, and activated carbon filter cotton. A rotary knob sealing ring groove 15 is provided on the outer circle of the lower edge platform 12. A sealing ring 16 is sleeved in the sealing ring groove 15, and the sealing ring 16 fits against the inner wall of the cavity of the rotating knob seat 31. The sealing ring 16 is used to seal between the lower edge platform 12 and the rotating knob seat 31. The sealing mechanism 2 includes a base 21 and a conjoined sealing cover 24 provided on the base 21. The base 21 is a cavity structure with openings at both ends and a hollow interior. An upper boss 22 is fixed to the base 21, and an indicator needle 221 is provided on the upper boss 22. The base 21 is provided with a base air outlet 26 that penetrates into its cavity. The upper boss 22 and the conjoined sealing cover 24 are connected by a connecting belt 23. The lower edge platform 12 is inserted into the cavity of the base 21, so that The adjusting mechanism 1 is combined with the sealing mechanism 2 as a whole. A sealing cover handle 25 is provided at one end of the conjoined sealing upper cover 24 away from the upper boss 22. The sealing cover handle 25 is used for human hand holding, so as to facilitate the operation of the conjoined sealing upper cover 24. The conjoined sealing upper cover 24 is matched with the rotating knob 11 so that the conjoined sealing upper cover 24 is inserted into the cavity of the rotating knob 11 to seal the cavity of the rotating knob 11. The positioning mechanism 3 includes a rotating knob seat 31. The rotating knob seat 31 is a cavity structure with an opening on the upper end surface and a hollow interior. The rotating knob seat 31 is arranged between the base 21 and the lower edge platform 12. The lower end surface of the rotating knob seat 31 is provided with a cavity corresponding to its cavity. A sealing sheet is installed in the hole 33, and the rotary button seat 31 is provided with a rotary button seat air outlet hole 32 which passes through its cavity. A plurality of air inlet holes 34 are provided along the circumference of the lower end surface of the rotary button seat 31. The plurality of air inlet holes 34 are all communicated with the cavity of the rotary button seat 31. A one-way air inlet sealing sheet 36 is provided below the rotary button seat 31, and a sealing sheet hanging platform 37 is fixed on the one-way air inlet sealing sheet 36. The top of the sealing sheet hanging platform 37 passes through the sealing sheet installation hole 33 and enters the cavity of the rotary button seat 31. A plurality of filter cotton support columns 35 are provided along the circumference of the cavity of the rotary button seat 31. The plurality of filter cotton support columns 35 are used to support the filter cotton 14.
[0025] See also Figure 6 An inclined inner wall 121 is provided in the cavity of the lower edge platform 12. The inclined inner wall 121 is inclined, and the inclination angle of the inclined inner wall 121 is 80°~88°. Since the inclined inner wall 121 is inclined, it will produce a certain amount of squeezing on the filter cotton 14, making the filter cotton 14 contact more closely with the inner wall of the cavity of the lower edge platform 12.
[0026] Please refer again Figures 1 to 6 When the utility model is actually used, when it is necessary to inflate the inflatable device, refer to Figure 3 The rotary knob 11 in the figure is provided with two gears, "IN" and "OUT", on the upper end surface of the rotary knob 11; when the rotary knob 11 is rotated and the position of "IN" better corresponds to the indicator needle 221, the rotary knob air outlet 13, the rotary knob seat air outlet 32 and the base air outlet 26 are not connected to each other, and then inflation can be carried out. During inflation, gas enters from the opening at the top of the rotary knob 11, passes through the filter cotton 14 and enters the cavity of the lower edge platform 12, and then passes through the one-way air inlet sealing piece 36 and is released from the opening at the bottom of the lower edge platform 12, and then the gas enters the device to be inflated, thereby achieving the purpose of filtering the gas while inflating; based on the position of the above-mentioned rotary knob 11, after rotating the rotary knob 11 90°, when the rotary knob 11 is rotated and the position of "OUT" just corresponds to the indicator needle 221, as shown in the attached figure Figure 5 As shown in the figure, the rotating button air outlet 13, the rotating button seat air outlet 32 and the base air outlet 26 coincide with each other. At this time, the gas can be released from the inflatable device located below the lower edge platform 12, and the gas is finally released into the external environment through the rotating button air outlet 13, the rotating button seat air outlet 32 and the base air outlet 26, completing the gas discharge.
[0027] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.
Claims
1. An air filter valve, comprising an adjusting mechanism (1) and a sealing mechanism (2) disposed on the adjusting mechanism (1), characterized in that: The regulating mechanism (1) comprises a rotating knob (11) and a lower edge platform (12) fixedly connected to the lower end surface of the rotating knob (11); the lower edge platform (12) is provided with a rotating knob air outlet (13) penetrating into the cavity thereof, and the cavity of the lower edge platform (12) is filled with filter cotton (14); the sealing mechanism (2) comprises a base (21) and a conjoined sealing upper cover (24) provided on the base (21); an upper boss (22) is fixed on the base (21), and a base air outlet (26) penetrating into the cavity thereof is provided on the base (21); the upper boss (22) and the conjoined sealing upper cover (24) are connected by a connecting belt (23); the lower edge platform (12) is inserted into the cavity of the base (21); A positioning mechanism (3) is provided between the adjusting mechanism (1) and the sealing mechanism (2), and the positioning mechanism (3) includes a rotating knob seat (31), the rotating knob seat (31) is provided between the base (21) and the lower edge platform (12), and the lower end surface of the rotating knob seat (31) is provided with a sealing plate loading hole (33) communicating with its cavity, the rotating knob seat (31) is provided with a rotating knob seat air outlet (32) penetrating into its cavity, and a one-way air inlet sealing plate (36) is provided below the rotating knob seat (31), a sealing plate hanging platform (37) is fixed on the one-way air inlet sealing plate (36), and the top of the sealing plate hanging platform (37) passes through the sealing plate loading hole (33) and enters the cavity of the rotating knob seat (31).
2. The air filter valve according to claim 1, characterized in that: The rotating knob (11) is a cavity structure with openings at both ends and a hollow interior, and the cavity of the rotating knob (11) is communicated with the cavity of the lower edge platform (12).
3. The air filter valve according to claim 1, characterized in that: The outer circle of the lower edge platform (12) is provided with a rotary knob sealing ring groove (15), and a sealing ring (16) is sleeved in the rotary knob sealing ring groove (15). The sealing ring (16) is in contact with the inner wall of the cavity of the rotary knob seat (31).
4. The air filter valve according to claim 1, characterized in that: An oblique inner wall (121) is provided in the cavity of the lower edge platform (12), and the oblique inner wall (121) is designed to be inclined, and the inclination angle of the oblique inner wall (121) is 80° to 88°.
5. The air filter valve according to claim 1, characterized in that: A sealing cover handle (25) is provided on one end of the connected sealing upper cover (24) away from the upper boss (22).
6. The air filter valve according to claim 1, characterized in that: The connected sealing upper cover (24) is engaged with the rotating knob (11) in a snap-fitting manner.
7. The air filter valve according to claim 1, characterized in that: The lower end surface of the rotating knob seat (31) is provided with a plurality of air inlet holes (34) along its circumference, and the plurality of air inlet holes (34) are all communicated with the cavity of the rotating knob seat (31).
8. The air filter valve according to claim 1, characterized in that: A plurality of filter cotton support columns (35) are provided in the cavity of the rotating knob seat (31) along its circumference, and the plurality of filter cotton support columns (35) are all engaged with the sealing sheet hanging platform (37).