CN220688128U - One-way valve sealing device - Google Patents
One-way valve sealing device Download PDFInfo
- Publication number
- CN220688128U CN220688128U CN202322023847.9U CN202322023847U CN220688128U CN 220688128 U CN220688128 U CN 220688128U CN 202322023847 U CN202322023847 U CN 202322023847U CN 220688128 U CN220688128 U CN 220688128U
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- China
- Prior art keywords
- water outlet
- water
- sealing
- plug
- way valve
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Links
- 238000007789 sealing Methods 0.000 title claims abstract description 110
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 134
- 239000007788 liquid Substances 0.000 claims abstract description 31
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- 241000446313 Lamella Species 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 8
- 238000007664 blowing Methods 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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- Gasket Seals (AREA)
Abstract
The utility model belongs to the technical field of one-way valve sealing devices, and particularly relates to a one-way valve sealing device, which comprises a shell and a sealing piece, wherein the shell is provided with a sealing groove; the shell is provided with a water outlet cavity with a port, and the bottom of the water outlet cavity is provided with a plug hole penetrating the shell and a plurality of water inlets which are annularly and uniformly distributed around the plug hole; the sealing piece comprises a plug-in part and an elastic sealing cover arranged at one end of the plug-in part; the plug-in part is plugged in the plug-in hole from the water outlet cavity, and the elastic sealing cover seals and covers the water inlets; when the liquid is input from one end of the water through holes outside the water outlet cavity, the liquid pushes the elastic sealing cover to elastically deform to expose the water through holes, so that the liquid enters the water outlet cavity from the water through holes. Through setting up the sealing piece, sealed water port utilizes the characteristic of elastic seal lid, after entering the water outlet cavity for the sealed lid compresses tightly the water port, realizes the purpose of one-way passing through. The one-way valve sealing device is simple in structure and good in sealing effect.
Description
Technical Field
The utility model belongs to the technical field of one-way valve sealing devices, and particularly relates to a one-way valve sealing device.
Background
The check valve is a common device for liquid transportation and is usually arranged on a control box, a water tank and a pipeline which needs to be communicated with a liquid instrument and is used for controlling the flow direction of liquid and preventing the liquid from flowing back.
The check valve in the prior art has a complex structure, as the application number discloses a check valve sealing structure, the check valve sealing structure comprises an air inlet connector and an air outlet connector which are connected with each other, a cavity formed between the air inlet connector and the air outlet connector is provided with a valve assembly, the valve assembly comprises a valve core, a telescopic spring and a spring seat, the head end of the valve core faces the air inlet connector, the tail end of the valve core is inserted into a central hole of the spring seat and is in sliding fit with the central hole of the spring seat, the two ends of the telescopic spring respectively collide with the head end of the valve core and the spring seat, the spring seat and an inner cavity are positioned at one end of the air outlet connector and collide with each other, the spring seat is provided with a plug hole communicated with the inner cavity and the air outlet connector, the head end of the valve core is provided with a sealing gasket, and the cavity is positioned at one end of the air inlet connector and is arranged as a conical surface coaxial with the air inlet connector to collide with the sealing gasket; the end of the valve core, which faces the air inlet joint, is provided with an arc-shaped diversion cap which is abutted against the conical surface; the service life of the sealing gasket is effectively prolonged, and the difficulty in manufacturing the valve core is reduced.
However, the structure of the one-way valve sealing structure is very complex, and we continue to find a one-way valve sealing structure with a simple structure.
Disclosure of Invention
The utility model aims to provide a one-way valve sealing device, which aims to solve the technical problems of complex structure and unstable sealing of the one-way valve sealing device in the prior art.
In order to achieve the above object, an embodiment of the present utility model provides a one-way valve sealing device, including a housing and a sealing sheet; the shell is provided with a water outlet cavity with a port, and the bottom of the water outlet cavity is provided with a plug hole penetrating through the shell and a plurality of water inlets annularly and uniformly distributed around the plug hole; the sealing piece comprises a plug-in connection part and an elastic sealing cover arranged at one end of the plug-in connection part; the plug-in part is plugged in the plug-in hole from the water outlet cavity, and the elastic sealing cover seals and covers the water through holes; when the liquid is input from one end of the water through hole outside the water outlet cavity, the liquid pushes the elastic sealing cover to elastically deform to expose the water through holes, so that the liquid enters the water outlet cavity from the water through holes.
Optionally, the elastic sealing cover is an arc sealing cover which is bent from the center to the periphery, and the arc concave surface of the arc sealing cover is used for sealing and covering a plurality of water inlets.
Optionally, the thickness of the elastic sealing cover gradually increases from the periphery to the center.
Optionally, a circle of thin sheets extends outwards from the periphery of the elastic sealing cover.
Optionally, a circle of convex ribs are convexly arranged between the thin sheet and the elastic sealing cover.
Optionally, the thickness of the sheet is 0.3-0.6mm.
Optionally, a clamping protrusion is arranged at the bottom of the plugging portion, and the clamping protrusion is used for limiting the plugging portion to drop out from the plugging hole.
Optionally, the device also comprises a water outlet device; the water outlet device is arranged in the water outlet cavity and comprises a water outlet and a water inlet; the two ends of the water outlet device are respectively provided with a water inlet and a water outlet, and the water outlet is communicated with the water inlet; and liquid in the water outlet cavity enters the water inlet and is discharged from the water outlet.
Optionally, the water outlet device is further provided with a groove, a sealing ring is arranged on the groove, and the sealing ring is tightly clamped on the inner wall of the water outlet cavity, so that water leakage between the water outlet device and the shell is prevented.
Optionally, the sealing piece is made of silica gel.
The one or more technical schemes in the one-way valve sealing device provided by the embodiment of the utility model have at least one of the following technical effects: through setting up the elastic sealing piece, sealed water port utilizes the characteristic of elastic sealing lid, after entering the water outlet chamber for the sealed lid compresses tightly the water port because of the effect of liquid pressure, realizes the purpose that one-way seal passed through. The one-way valve sealing device is simple in structure and firm in sealing effect.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of a provided check valve sealing device.
Fig. 2 is an exploded view of the check valve sealing device.
Fig. 3 is a schematic view of another angle structure of the provided check valve sealing device.
Fig. 4 is a schematic view of the structure of the sealing sheet.
Wherein, each reference sign in the figure: the sealing device comprises a shell 100, a sealing piece 200, a water outlet cavity 300, a plug hole 110, a water through hole 120, a plug part 210, an elastic sealing cover 220, a sheet 221, ribs 222, clamping protrusions 211, a water outlet device 400, a water inlet 410, a water outlet 420, a groove 430 and a sealing ring 440.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and intended to illustrate embodiments of the utility model and should not be construed as limiting the utility model.
In the description of the embodiments of the present utility model, it should be understood that, if there is an indication of directionality in the embodiments of the present utility model, such as the direction or positional relationship indicated by the upper, lower, left, right, front, rear, inner, outer, etc. is based on the direction or positional relationship shown in the drawings, this is merely for convenience of describing the embodiments of the present utility model and simplifying the description, and does not indicate or imply that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more, unless explicitly defined otherwise.
In the embodiments of the present utility model, unless explicitly specified and limited otherwise, terms such as "mounted," "connected," "secured" and the like are to be construed broadly and include, for example, either permanently connected or removably connected or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.
In one embodiment of the present utility model, as shown in FIGS. 1-4, includes a housing 100 and a sealing plate 200; the shell 100 is provided with a water outlet cavity 300 with a port, and the bottom of the water outlet cavity 300 is provided with a plug hole 110 penetrating through the shell 100 and a plurality of water through holes 120 annularly and uniformly distributed around the plug hole 110; the sealing piece 200 comprises a plug-in part 210 and an elastic sealing cover 220 arranged at one end of the plug-in part 210; the plug-in part 210 is plugged into the plug-in hole 110 from the water outlet cavity 300, and the elastic sealing cover 220 seals and covers the water through holes 120; when the liquid is input from one end of the water through-holes 120 outside the water outlet cavity 300, the liquid pushes the elastic sealing cover 220 to elastically deform to expose the water through-holes 120, so that the liquid enters the water outlet cavity 300 from the water through-holes 120.
Specifically, when the liquid is input from one end of the water through-hole 120 outside the water outlet cavity 300, the liquid pushes the elastic sealing cover 220 to elastically deform (the edge of the elastic sealing cover 220 is tilted) under the action of the water pressure to expose the water through-holes 120, so that the liquid enters the water outlet cavity 300 from the water through-hole 120, and when the liquid is not continuously introduced, the liquid in the water outlet cavity 300 applies to the elastic sealing cover 220 under the pressure of the liquid due to the self gravity, so that the elastic sealing cover 220 compresses the water through-hole 120, and unidirectional passing is realized.
Further, the one or more technical solutions in the one-way valve sealing device provided by the embodiments of the present utility model at least have one of the following technical effects: by arranging the elastic sealing piece 200 to seal the water through hole 120, the characteristics of the elastic sealing cover 220 are utilized, and after the water enters the water outlet cavity 300, the sealing cover compresses the water through hole 120 under the action of liquid pressure, so that the purpose of unidirectional sealing passing is realized. The one-way valve sealing device is simple in structure and firm in sealing effect.
In another embodiment of the present utility model, as shown in fig. 2 and 4, the elastic sealing cap 220 is an arc-shaped sealing cap bent from the center to the periphery, and an arc-shaped concave surface of the arc-shaped sealing cap seals the plurality of water through holes 120. The thickness of the elastic sealing cap 220 gradually increases from the periphery to the center.
When the liquid is not flowing, when the liquid pressure presses the elastic sealing cover 220, the elastic sealing cover 220 can cover the water through opening 120 more tightly, so that the liquid is not flowing out, and the purpose of unidirectional passing is realized.
In another embodiment of the present utility model, as shown in fig. 2 and 4, the elastic sealing cap 220 has a circumferential edge extended outward by a round of a sheet 221. A ring of ribs 222 is provided between the sheet 221 and the elastic sealing cover 220. The thickness of the sheet 221 is 0.3-0.6mm.
Specifically, the ribs 222 and the thin sheet 221 are provided at the edges to facilitate water passing and increase sealing effect, the ribs 222 can play a supporting role, a certain space is reserved around the thin sheet 221, the thin sheet 221 is not pressed very tightly, when water passing is prevented, the elastic sealing cover 220 cannot be deformed by water flow, the elastic sealing cover 220 can be deformed easily by water flow, a plurality of water passing holes 120 are exposed, and the water outlet cavity 300 is reached, and meanwhile, when the thickness of the thin sheet 221 is 0.3-0.6mm, the effect is optimal.
In another embodiment of the present utility model, as shown in fig. 2 and 4, a clamping protrusion 211 is disposed at the bottom of the plugging portion 210, and the clamping protrusion 211 is used to limit the plugging portion 210 from falling out of the plugging hole 110.
Specifically, the clamping protrusion 211 is an elastic member, and is deformed by applying an external force, and after being clamped to the plugging hole 110, the clamping protrusion 211 is clamped in the plugging hole 110 in a restoration manner, so as to limit the plugging portion 210 from falling out of the plugging hole 110.
In another embodiment of the present utility model, as shown in fig. 2, a water outlet device 400 is further included; the water outlet device 400 is arranged in the water outlet cavity 300, and the water outlet device 400 comprises a water outlet 420 and a water inlet 410; two ends of the water outlet device 400 are respectively provided with a water inlet 410 and a water outlet 420, and the water outlet 420 is communicated with the water inlet 410; the liquid in the water outlet chamber 300 enters the water inlet 410 and is discharged from the water outlet 420. The water outlet device 400 is further provided with a groove 430, and a sealing ring 440 is arranged on the groove 430, so that the inner wall of the water outlet cavity 300 of the sealing ring 440 is clamped tightly, and water leakage between the water outlet device 400 and the shell 100 is prevented.
Specifically, the liquid in the water outlet cavity 300 enters from the water inlet and is discharged from the water blowing port, and the sealing ring 440 seals between the water outlet device 400 and the water outlet cavity 300, so that water leakage phenomenon can not occur during water outlet.
In another embodiment of the present utility model, as shown in fig. 1-4, the sealing plate 200 is made of silica gel. The silica gel material can be elastically deformed, has good waterproof property, is environment-friendly and nontoxic, has long service life and is easy to clean, and meanwhile, the sealing sheet 200 is also facilitated to be clamped and sealed.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (10)
1. A one-way valve sealing device, characterized by comprising a housing (100) and a sealing sheet (200); the shell (100) is provided with a water outlet cavity (300) with a port, and the bottom of the water outlet cavity (300) is provided with a plug hole (110) penetrating through the shell (100) and a plurality of water through holes (120) annularly and uniformly distributed around the plug hole (110); the sealing piece (200) comprises a plug-in connection part (210) and an elastic sealing cover (220) arranged at one end of the plug-in connection part (210); the plug-in part (210) is plugged into the plug-in hole (110) from the water outlet cavity (300), and the elastic sealing cover (220) seals and covers the water through holes (120); when the liquid is input from one end of the water through holes (120) positioned outside the water outlet cavity (300), the liquid pushes the elastic sealing cover (220) to elastically deform to expose a plurality of the water through holes (120), so that the liquid enters the water outlet cavity (300) from the water through holes (120).
2. The one-way valve sealing device according to claim 1, wherein the elastic sealing cover (220) is an arc-shaped sealing cover bent from the center to the periphery, and an arc-shaped concave surface of the arc-shaped sealing cover seals the plurality of water through openings (120).
3. The one-way valve sealing device according to claim 1, wherein the thickness of the elastic sealing cap (220) gradually increases from the periphery to the center.
4. A sealing arrangement for a non-return valve according to claim 2, wherein the resilient sealing cover (220) has a circumferential rim with a ring of lamellae (221) extending outwardly.
5. The one-way valve sealing device of claim 4, wherein a ring of ribs (222) is provided between the sheet (221) and the elastic sealing cap (220).
6. A one-way valve sealing arrangement according to claim 4, characterized in that the thickness of the lamella (221) is 0.3-0.6mm.
7. The one-way valve sealing device according to claim 1, wherein a bottom of the plug-in portion (210) is provided with a locking protrusion (211), and the locking protrusion (211) is used for limiting the plug-in portion (210) from falling out of the plug-in hole (110).
8. The one-way valve sealing device of claim 1, further comprising a water outlet means (400); the water outlet device (400) is arranged in the water outlet cavity (300), and the water outlet device (400) comprises a water outlet (420) and a water inlet (410); two ends of the water outlet device (400) are respectively provided with a water inlet (410) and a water outlet (420), and the water outlet (420) is communicated with the water inlet (410); the liquid in the water outlet cavity (300) enters the water inlet (410) and is discharged from the water outlet (420).
9. The one-way valve sealing device according to claim 8, wherein the water outlet device (400) is further provided with a groove (430), a sealing ring (440) is arranged on the groove (430), and the sealing ring (440) is tightly clamped on the inner wall of the water outlet cavity (300) to prevent water leakage between the water outlet device (400) and the housing (100).
10. The one-way valve sealing device according to any one of claims 1 to 9, wherein the sealing sheet (200) is made of silica gel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322023847.9U CN220688128U (en) | 2023-07-28 | 2023-07-28 | One-way valve sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322023847.9U CN220688128U (en) | 2023-07-28 | 2023-07-28 | One-way valve sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220688128U true CN220688128U (en) | 2024-03-29 |
Family
ID=90371584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322023847.9U Active CN220688128U (en) | 2023-07-28 | 2023-07-28 | One-way valve sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220688128U (en) |
-
2023
- 2023-07-28 CN CN202322023847.9U patent/CN220688128U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |