CN220082201U - Air inlet structure applied to valve - Google Patents
Air inlet structure applied to valve Download PDFInfo
- Publication number
- CN220082201U CN220082201U CN202321381261.3U CN202321381261U CN220082201U CN 220082201 U CN220082201 U CN 220082201U CN 202321381261 U CN202321381261 U CN 202321381261U CN 220082201 U CN220082201 U CN 220082201U
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- China
- Prior art keywords
- valve
- air inlet
- inlet hole
- overflow
- way
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 29
- 238000007789 sealing Methods 0.000 claims abstract description 10
- 239000011324 bead Substances 0.000 claims abstract description 7
- 239000011521 glass Substances 0.000 claims abstract description 7
- 230000000694 effects Effects 0.000 claims abstract description 5
- 230000002159 abnormal effect Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract 2
- 239000013589 supplement Substances 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Check Valves (AREA)
Abstract
The utility model discloses an air inlet structure applied to a valve, which comprises an air inlet hole and a one-way overflow preventing device, wherein the one-way overflow preventing device is arranged inside or outside the air inlet hole, and the air inlet hole is communicated with an inner cavity of a water outlet of the valve. The one-way anti-overflow device can be a one-way valve, a soft object, an assembly of the soft object and a hard object, a glass bead and other objects with sealing effect. According to the utility model, the air inlet communicated with the inner cavity of the water outlet is added on the valve, so that the valve can rapidly supplement air in the water discharge process and the air pressure in the pipeline reaches an equilibrium state, thereby avoiding vibration and abnormal sound of the pipeline caused by deformation in a negative pressure state; the one-way overflow preventing device for preventing overflow is added in or outside the air inlet of the valve to prevent water overflow during the valve opening process; when the use environment is siphoned, the valve with the air inlet hole is added to destroy the vacuum negative pressure environment in the water outlet, so that the anti-siphon effect is achieved.
Description
Technical Field
The utility model relates to an air inlet structure, in particular to an air inlet structure applied to a valve.
Background
The traditional anti-siphon device is connected to the water outlet position of the valve, such as a large check valve, an anti-siphon water drain pipe and the like, and the traditional anti-siphon device is only arranged below the water outlet of the valve, is limited in installation position and cannot be popularized and applied, water flows out from the center of the valve to influence the water yield of the valve, and has the defects of high cost, large volume, incapability of being used in multiple places due to the fact that the siphon pipe is only obviously arranged, limited in length and the like.
In summary, the utility model designs an air inlet structure applied to a valve, which has the advantages of small volume, unlimited installation position, no influence on water flow and low cost.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model aims to provide an air inlet structure applied to a valve, and an air inlet hole is added on the valve to ensure that the air pressure in a valve pipeline reaches an equilibrium state so as to avoid vibration and abnormal sound; and an anti-overflow air inlet valve is added to avoid water overflow.
In order to achieve the above object, the present utility model is realized by the following technical scheme: the air inlet structure applied to the valve comprises an air inlet hole and a one-way overflow preventing device, wherein the one-way overflow preventing device is arranged inside or outside the air inlet hole, and the air inlet hole is communicated with the inner cavity of the water outlet.
Preferably, the one-way anti-overflow device can be a one-way valve, a soft object, an assembly of the soft object and a hard object, a glass bead and other objects with sealing effect.
Preferably, the air inlet hole is arranged on a valve seat or a valve cover of the valve.
The utility model has the beneficial effects that: the device has small volume, low cost, no influence on water flow, more importantly, the installation position is not limited, the problems of abnormal sound and vibration caused by deformation of the pipeline of the valve under the negative pressure state are solved, the siphon problem of the valve is solved, when the siphon occurs, the negative pressure in the pipeline can lead the air inlet to be in an open state, so that the negative pressure in the water outlet direction of the valve is destroyed, the condition of generating the siphon is destroyed, the air pressure in the pipeline of the valve reaches an equilibrium state, thereby avoiding the formation of the siphon, and preventing sewage from flowing back into the pipeline in the water inlet direction.
Drawings
The utility model is described in detail below with reference to the drawings and the detailed description;
FIG. 1 is a schematic structural diagram of embodiment 1 of the present utility model;
FIG. 2 is a schematic structural diagram of embodiment 2 of the present utility model;
FIG. 3 is a schematic structural diagram of embodiment 3 of the present utility model;
FIG. 4 is a schematic view of a unidirectional anti-overflow device according to the present utility model;
FIG. 5 is a schematic view of the present utility model with an inlet applied to a foot valve;
FIG. 6 is a schematic illustration of the application of the air inlet of the present utility model to a manual valve.
Description of the embodiments
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
The specific implementation mode adopts the following technical scheme: the air inlet structure applied to the valve comprises an air inlet hole 1 and a one-way anti-overflow device 2, wherein the one-way anti-overflow device 2 is arranged inside or outside the air inlet hole 1, and the air inlet hole 1 is communicated with an inner cavity of a water outlet.
The one-way overflow preventing device in the specific embodiment is arranged inside or outside the air inlet hole, the arrangement position of the air inlet hole is not limited, the one-way overflow preventing device can be arranged on the body (valve seat) of the valve and the valve cover of the valve as long as the air inlet hole is communicated with the inner cavity of the water outlet of the valve, water overflow can occur when the valve is opened after the air inlet hole is added, so that the one-way overflow preventing device (such as a one-way valve, a soft sealing element, a hard plastic or metal assembly, a glass bead and the like) is additionally arranged on the air inlet hole, the one-way overflow preventing device is in a closed state to prevent water overflow through water pressure when the valve is opened, and negative pressure is generated when the valve is closed, so that the one-way overflow preventing device is sucked back and is in an open state to enable air to enter.
The device of the specific embodiment has small volume, low cost, no influence on water flow, more importantly, the installation position is not limited, and the air pressure in the valve pipeline reaches an equilibrium state by adding an air inlet hole on the valve, so that vibration and abnormal sound are avoided; and an anti-overflow air inlet valve is added to avoid water overflow. Meanwhile, the problem of siphon of the valve is solved, when the siphon occurs, the negative pressure in the pipeline can enable the air inlet to be in an open state, so that the negative pressure in the direction of the water outlet of the valve is destroyed, the condition for generating the siphon is destroyed, the air pressure in the pipeline of the valve reaches an equilibrium state, thereby avoiding the formation of the siphon, and preventing sewage from flowing back into the pipeline in the direction of the water inlet.
The air intake holes of the present embodiment are applicable to all kinds of valves, such as piston valves, diaphragm valves, manual valves, foot valves, and the like.
Example 1: referring to fig. 1 and 4, an air inlet structure applied to a valve comprises an air inlet hole 1 and a one-way overflow preventing device 2, wherein the one-way overflow preventing device 2 is arranged inside or outside the air inlet hole 1, and the air inlet hole 1 is communicated with an inner cavity of a water outlet. The unidirectional anti-overflow device 2 adopts a unidirectional valve, a soft sealing element, a combination of the soft sealing element and hard plastic or metal, glass beads and the like. The air inlet hole 1 is arranged on the side surface of the valve body 3 of the valve.
Example 2: referring to fig. 2 and 4, an air inlet structure applied to a valve comprises an air inlet hole 1 and a one-way overflow preventing device 2, wherein the one-way overflow preventing device 2 is arranged inside or outside the air inlet hole 1, and the air inlet hole 1 is communicated with an inner cavity of a water outlet. The unidirectional anti-overflow device 2 adopts a unidirectional valve, a soft sealing element, a combination of the soft sealing element and hard plastic or metal, glass beads and the like. The air inlet hole 1 is arranged on the valve cover 4 of the valve.
Example 3: referring to fig. 3 and 4, an air inlet structure applied to a valve comprises an air inlet hole 1 and a one-way overflow preventing device 2, wherein the one-way overflow preventing device 2 is arranged inside or outside the air inlet hole 1, and the air inlet hole 1 is communicated with an inner cavity of a water outlet. The unidirectional anti-overflow device 2 adopts a unidirectional valve, a soft sealing element, a combination of the soft sealing element and hard plastic or metal, glass beads and the like. The air inlet hole 1 is arranged on the side surface of the valve body 3 of the valve.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (3)
1. The air inlet structure applied to the valve is characterized by comprising an air inlet hole (1) and a one-way anti-overflow device (2), wherein the one-way anti-overflow device (2) is arranged inside or outside the air inlet hole (1), and the air inlet hole (1) is communicated with an inner cavity of a water outlet.
2. The air inlet structure applied to the valve according to claim 1, wherein the one-way anti-overflow device (2) is a one-way valve, a soft object, an assembly of the soft object and a hard object, or an object with a sealing effect by a glass bead.
3. An air inlet structure applied to a valve according to claim 1, characterized in that the air inlet hole (1) is arranged on a valve seat or a valve cover of the valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321381261.3U CN220082201U (en) | 2023-06-01 | 2023-06-01 | Air inlet structure applied to valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321381261.3U CN220082201U (en) | 2023-06-01 | 2023-06-01 | Air inlet structure applied to valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220082201U true CN220082201U (en) | 2023-11-24 |
Family
ID=88831555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321381261.3U Active CN220082201U (en) | 2023-06-01 | 2023-06-01 | Air inlet structure applied to valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220082201U (en) |
-
2023
- 2023-06-01 CN CN202321381261.3U patent/CN220082201U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |