CN219345543U - Reset valve device for medium conveying equipment - Google Patents
Reset valve device for medium conveying equipment Download PDFInfo
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- CN219345543U CN219345543U CN202223443635.8U CN202223443635U CN219345543U CN 219345543 U CN219345543 U CN 219345543U CN 202223443635 U CN202223443635 U CN 202223443635U CN 219345543 U CN219345543 U CN 219345543U
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Abstract
The utility model relates to the technical field of medical equipment, in particular to a reset valve device for medium conveying equipment. The reset valve device comprises a medium chamber (1), a valve plate (2) and a reset assembly, wherein the valve plate (2) is arranged in the medium chamber (1), one end of the reset assembly penetrates through one side of the medium chamber (1) and is connected with one end of the valve plate (2), and the other end of the valve plate (2) is connected with the medium chamber (1) and is used for generating relative motion in the medium chamber (1); the reset component is used for controlling the valve plate to move when the medium chamber is positioned at the initial position and starting medium conveying in the medium chamber; and the reset component is used for controlling the valve plate to move when the medium chamber leaves the initial position, so as to block the medium in the medium chamber from being conveyed. The self-reset valve device can provide a solution for backflow prevention.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to a reset valve device for medium conveying equipment.
Background
Currently, to achieve flow of media between the passages, a start-stop valve is typically used to turn the passages on or off to provide a channel for or prevent the flow of media. And when the medium flow needs to be controlled, the on-off of the pipeline is controlled by manually operating a valve. Or the electromagnetic valve is additionally arranged to realize the conduction and the closing of the medium channel through the control of the motor. However, the medium communication and medium flow control mode cannot be applied to some special situations (such as a pipeline inside a shell, etc.), and the medium flow is controlled by manually operating a valve, so that the control cost is high, and the convenient and effective control cannot be realized.
In the technical field of medical respirators, the root cause of liquid entering the respirator is the deviation of the respirator, so that the liquid in the water storage tank flows into the host from the host air outlet. At present, the mode of preventing the liquid tank from flowing back to the host machine on the market generally uses a complex structure in the water storage tank, so that the liquid can be prevented from entering the host machine of the breathing machine as much as possible, however, the risk of the liquid flowing into the host machine cannot be fundamentally solved, the processing difficulty and the processing cost of the water storage tank are increased, the volume of the water storage tank is increased, the cleaning difficulty of the water storage tank is increased, and the compliance of customers is reduced. Therefore, it is desirable to design an assembly for a media transport apparatus that is capable of effectively preventing backflow.
Disclosure of Invention
The utility model aims to solve the defects of the prior art and provides a reset valve device for medium conveying equipment, which can provide a solution for backflow prevention.
The utility model can be applied to the technical field of medical appliances and is used for a device of an OSA snore positive pressure ventilator (sleeping respirator).
The specific technical scheme of the utility model is as follows:
the utility model provides a reset valve device for medium conveying equipment, which comprises a medium chamber 1, a valve plate 2 and a reset assembly, wherein the valve plate 2 is arranged in the medium chamber 1, one end of the reset assembly penetrates through one side of the medium chamber 1 and is connected with one end of the valve plate 2, and the other end of the valve plate 2 is connected with the medium chamber 1 and is used for generating relative motion in the medium chamber 1;
the reset component is used for controlling the valve plate to move when the medium chamber is positioned at the initial position and starting medium conveying in the medium chamber;
and the reset component is used for controlling the valve plate to move when the medium chamber leaves the initial position, so as to block the medium in the medium chamber from being conveyed.
Preferably, the reset component comprises a telescopic component, an elastic component or a magnetic component.
Preferably, the telescopic component is a telescopic barrel 16 and a reciprocating rod 15 nested in the telescopic barrel, one end of the reciprocating rod 15 is connected with the valve plate 2, and the other end of the reciprocating rod 15 is connected with the bottom of the telescopic barrel 16; the reciprocating rod 15 is used for driving the valve plate 2 to move, and opening and blocking the chamber channel.
Preferably, the telescopic component is a spring 4 and a reset rod 5 nested in the spring, one end of the reset rod 5 is connected with the valve plate 2, and the other end of the reset rod 5 is connected with the reset plate 6; the reset rod 5 is used for driving the valve plate to move and opening and blocking the cavity channel.
Preferably, one end of the valve plate is connected with the top of the medium chamber, and the other end of the valve plate is connected with one end of the reset rod.
Preferably, the elastic component comprises an elastic rod and an elastic plate, one end of the elastic rod is connected with the valve plate, and the other end of the elastic rod is connected with the elastic plate at the bottom of the telescopic barrel; the elastic rod is used for driving the valve plate to move and opening and blocking the cavity channel.
Preferably, the size of the valve plate corresponds to the size of the pipeline, and the valve plate is arranged at a fixed angle with the cavity channel.
The telescopic component is of a crank connecting rod structure and comprises a driven rod 12, a compression spring 13 and a driving rod 14, wherein the compression spring 13 is arranged on two sides of the driving rod 14 through short columns, and one end of the driven rod 12 is connected with one end of the driving rod 14; the other end is connected with a rotating rod of the valve plate 2, and the other end of the driving rod 14 and the short column are arranged on the supporting plate.
The magnetic assembly is known in the art.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the self-resetting device is additionally arranged on the passage between the host and the water storage tank, when the breathing machine is offset or even topples over, the resetting component is automatically closed, the passage connecting the air outlet of the host and the water storage tank is closed, so that liquid in the water storage tank cannot flow into the host, when the breathing machine is restored to the normal position, the passage is automatically opened, the breathing machine can be normally used, the safety performance of the breathing machine is improved, and therefore, the liquid backflow is prevented without adopting a relatively complex structure in the water storage tank, the manufacturability of a product is improved, the volume of the water storage tank is reduced, the processing cost of the water storage tank is reduced, and the water storage tank is more convenient and faster to clean.
Drawings
FIG. 1 is a diagram showing a reset valve apparatus according to embodiment 1 of the present utility model;
FIG. 2 is a diagram showing a closed state of a reset device according to embodiment 1 of the present utility model;
FIG. 3 is a diagram showing a configuration of a reset device channel open state according to embodiment 1 of the present utility model;
FIG. 4 is a diagram showing the movement of the closed state of the reset valve passage according to embodiment 1 of the present utility model;
FIG. 5 is a diagram showing the movement of the open state of the reset valve passage according to embodiment 1 of the present utility model;
FIG. 6 is a diagram of a reset valve passage according to embodiment 1 of the present utility model;
FIG. 7 is an oblique view of the medium transporting apparatus according to embodiment 1 of the present utility model;
FIG. 8 is a displacement diagram of a medium transporting apparatus according to embodiment 1 of the present utility model;
FIG. 9 is a reverse view of the medium conveying apparatus according to embodiment 1 of the present utility model;
FIG. 10 is a diagram showing the rotational movement of a valve plate according to embodiment 1 of the present utility model;
FIG. 11 is a diagram showing a state of opening a rotary motion passage of a valve plate according to embodiment 1 of the present utility model;
FIG. 12 is a diagram showing a closed state of a rotary motion channel of a valve plate according to embodiment 1 of the present utility model;
FIG. 13 is a drawing showing the valve plate of example 1 of the present utility model in a contracted motion;
fig. 14 is a diagram showing a structure of a valve plate in a state where a contraction movement path is opened in embodiment 1 of the present utility model;
FIG. 15 is a drawing showing the contraction movement of another valve plate according to embodiment 1 of the present utility model;
FIG. 16 is a diagram showing a closed state of a rotary motion channel of a valve plate according to embodiment 1 of the present utility model;
FIG. 17 is a diagram showing a closed state of a medium chamber pipeline in a bent pipe channel according to embodiment 1 of the present utility model;
FIG. 18 is a diagram showing the structure of a medium chamber pipeline in an open state of a bent pipe channel according to embodiment 1 of the present utility model;
FIG. 19 is a view showing the movement of the valve plate and the passage in the closed state of the passage in accordance with the embodiment 1 of the present utility model;
FIG. 20 is a view showing the movement of the valve plate and the passage in the opened state of the passage according to embodiment 1 of the present utility model;
FIG. 21 is a diagram showing the movement of the structure in the state where the passage is not fully opened in embodiment 1 of the present utility model;
FIG. 22 is a view showing the channel in embodiment 1 of the present utility model not fully opened;
FIG. 23 is a diagram showing a reset valve assembly according to embodiment 2 of the present utility model;
FIG. 24 is a view showing a side construction of a closed state of a passage of a reset valve apparatus according to embodiment 2 of the present utility model;
FIG. 25 is a sectional view showing a closed state of a passage of a reset valve apparatus according to embodiment 2 of the present utility model;
FIG. 26 is a front view showing the configuration of the closed state of the passage of the reset valve means of embodiment 2 of the present utility model;
FIG. 27 is a view showing the construction of the other side of the closed state of the passage of the reset valve means of embodiment 2 of the present utility model;
FIG. 28 is a view showing a construction of a side of the open state of the passage of the reset valve means of embodiment 2 of the present utility model;
fig. 29 is a sectional view showing a structure of a state in which a passage of a reset valve means of embodiment 2 of the present utility model is opened;
FIG. 30 is a front view showing the configuration of the open state of the passage of the reset valve means of embodiment 2 of the present utility model;
FIG. 31 is a view showing the construction of the other side of the open state of the passage of the reset valve means of embodiment 2 of the present utility model;
FIG. 32 is a diagram showing a reset valve assembly according to embodiment 2 of the present utility model;
FIG. 33 is a view showing a side construction of a closed state of a passage of a reset valve apparatus according to embodiment 2 of the present utility model;
FIG. 34 is a sectional view showing a closed state of a passage of a reset valve apparatus according to embodiment 2 of the present utility model;
FIG. 35 is a front view showing the configuration of the closed state of the passage of the reset valve means of embodiment 2 of the present utility model;
FIG. 36 is a view showing the construction of the other side of the closed state of the passage of the reset valve means of embodiment 2 of the present utility model;
FIG. 37 is a view showing a construction of a side of the open state of the passage of the reset valve means of embodiment 2 of the present utility model;
FIG. 38 is a sectional view showing a constitution of a state in which a passage of a reset valve means of embodiment 2 of the present utility model is opened;
FIG. 39 is a front view showing the configuration of the open state of the passage of the reset valve means of embodiment 2 of the present utility model;
FIG. 40 is a view showing the construction of the other side of the open state of the passage of the reset valve means of embodiment 2 of the present utility model;
reference numerals:
1. the device comprises a medium chamber, 2, a valve plate, 3, a fixing piece, 4, a spring, 5, a reset rod, 6, a reset plate, 7, medium conveying equipment, 8, a first chamber, 9, a second chamber, 10, a first opening, 11, a second opening, 12, a driven rod, 13, a compression spring, 14, a driving rod, 15, a medium transmission chamber cover plate, 16, sealing soft rubber, 17, a reciprocating rod, 18, a telescopic barrel, 19 and channel sealing soft rubber.
Detailed Description
The utility model will be further described with reference to specific examples and figures.
The utility model provides a reset valve device for medium conveying equipment, which comprises a medium chamber 1, a valve plate 2 and a reset assembly, wherein the valve plate 2 is arranged in the medium chamber 1, one end of the reset assembly penetrates through one side of the medium chamber 1 and is connected with one end of the valve plate 2, and the other end of the valve plate 2 is connected with the medium chamber 1 and is used for generating relative motion in the medium chamber 1; the reset component comprises a telescopic component, an elastic component or a magnetic component.
The reset component is used for controlling the valve plate to move when the medium chamber is positioned at the initial position and starting medium conveying in the medium chamber;
and the reset component is used for controlling the valve plate to move when the medium chamber leaves the initial position, so as to block the medium in the medium chamber from being conveyed.
The specific structure is as follows:
example 1
The telescopic component comprises a spring 4 and a reset rod 5 nested in the spring, one end of the reset rod 5 is connected with the valve plate 2, and the other end of the reset rod 5 is connected with a reset plate 6; the reset rod 5 is used for driving the valve plate to move and opening and blocking the cavity channel. As shown in fig. 1-2.
Example 2
The telescopic component comprises a telescopic barrel 18 (a telescopic flexible glue barrel), a reciprocating motion rod 17 nested in the telescopic barrel 18 and a channel sealing flexible glue 19 positioned in a channel, wherein the telescopic barrel 18 and the reciprocating motion rod 17 form a reset sealing mechanism, and the reciprocating motion can be realized according to the deformation of the flexible glue. One end of the reciprocating rod 17 is connected with the valve plate 2, and the other end of the reciprocating rod 17 is connected with the bottom of the telescopic barrel 18; the reciprocating rod 18 is used to drive the valve plate 2 to move, opening and blocking the chamber channel. One end of the valve plate 2 is connected with the top of the medium chamber, and the other end of the valve plate is connected with one end of the reciprocating rod 17. As shown in fig. 23. The passage opening and closing (passage rotation movement) is achieved using a reciprocating mechanism, and a passage closing state is shown in fig. 24 to 27, and a passage opening state is shown in fig. 28 to 31.
Example 3
The elastic component comprises an elastic rod and an elastic plate, one end of the elastic rod is connected with the valve plate, and the other end of the elastic rod is connected with the elastic plate at the bottom of the telescopic barrel; the elastic rod is used for driving the valve plate to move and opening and blocking the cavity channel.
Example 4
The telescopic component is of a crank connecting rod structure and comprises a driven rod 12, a compression spring 13 and a driving rod 14, a reset mechanism is formed, and reciprocating motion is achieved through compression and bouncing of the spring. The two sides of the driving rod 14 are provided with compression springs 13 through short columns, the short columns are arranged on the supporting plate, and one end of the driven rod 12 is connected with one end of the driving rod 14; the other end of the driven rod 12 is connected with the rotary rod of the valve plate 2, and the other end of the driving rod 14 is arranged on the supporting plate. The reset valve device further comprises a cavity cover plate 15 for medium transmission and a sealing soft rubber 16, the cavity cover plate 15 is arranged at the top of the medium cavity 1, and the sealing soft rubber 16 is used for sealing the medium cavity 1, as shown in fig. 32. The passage opening and closing (passage rotation movement) is achieved using a crank link mechanism, which is shown in fig. 33 to 36 as a passage closed state and fig. 37 to 40 as a passage open state.
The reciprocating motion of the utility model can realize the resetting of the resetting mechanism through the elasticity of the spring or the elasticity of the flexible material. In addition, the reset mechanism can be reset by derivative and the like based on the principle of the opposite repulsion of the magnets.
The utility model provides a reset valve device for a medium conveying device, which can be mounted on the medium conveying device (a first component), wherein a medium chamber 1 of the reset valve device comprises a first chamber 8, a second chamber 9 communicated with the first chamber 8 and a channel communicated with the first chamber 8 and the second chamber 9, and the chamber further comprises a first opening 10 and a second opening 11. The reset valve assembly includes a reset assembly. The reset component can act on the valve plate 2 for an external component, and can also be the self structure of the valve plate 2, and the first opening 10 and the second opening 11 are holes for the reset valve device to move through for the reset component, so that the reset component can switch between an initial position and a channel opening position in the first opening 10 and the second opening 11.
When the reset valve means is in contact with the fixture 1 (second part), the reset assembly will leave the initial position and cause the passage connecting the first chamber 8 and the second chamber 9 to open, thereby effecting the medium transport. When the media transport device is deflected or tipped, the reset assembly returns to the original position to block media transport.
Valve plate movement in the reset valve arrangement includes, but is not limited to, linear, rotational, contractive movement, and the like. When the valve plate moves to reciprocate linearly, the reset valve device of the medium conveying equipment is in contact with the fixing piece 3, the reset component in the reset valve device can drive the valve plate to move linearly, so that the valve plate reaches an opening position, and when the reset valve device of the medium conveying equipment is separated from the fixing piece 1, the reset component can return to an initial position. When the valve plate moves into rotary motion, the reset valve device of the medium conveying equipment is in contact with the fixing piece, the reset component can drive the valve plate to rotate, so that the valve plate reaches the opening position, and when the reset valve device of the medium conveying equipment is separated from the fixing piece, the reset component can return to the initial position. When the valve plate moves to shrink, the reset valve device of the medium conveying equipment contacts with the fixing piece 3, the reset component can drive the valve plate to shrink, so that the valve plate reaches the opening position, and when the reset valve device of the medium conveying equipment is separated from the fixing piece, the reset component can return to the initial position. As shown in fig. 3-22, 24-31, 33-40.
The shape of the valve plate approximates the shape of the conduit, including but not limited to triangular, polygonal, star-shaped, circular, near-circular, quincuncial, etc. The size of the valve plate corresponds to the size of the pipeline.
The valve plate is not only a rigid material but also a flexible material, and all materials capable of obstructing the transmission of the medium should be included in the novel protection of the present use.
The valve plate and the channel are not limited to be vertically distributed, and can form a certain angle.
The first chamber 8 and the second chamber 9 are not limited to horizontal channels and may be angled.
The channels connected with the first chamber 8 and the second chamber 9 are not required to be completely opened, and optionally, an adjusting device is added on the valve plate to enable the opening degree of the channels to be adjustable, so that the valve can be used as an adjusting valve.
The size of the valve plate corresponds to the size of the pipeline, and the valve plate and the cavity channel are arranged at a fixed angle.
The utility model may be practiced without these specific details, using any knowledge known in the art.
Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and are not limiting. Although the present utility model has been described in detail with reference to the embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the present utility model, which is intended to be covered by the appended claims.
Claims (8)
1. The reset valve device for the medium conveying equipment is characterized by comprising a medium chamber (1), a valve plate (2) and a reset assembly, wherein the valve plate (2) is arranged in the medium chamber (1), one end of the reset assembly penetrates through one side of the medium chamber (1) and is connected with one end of the valve plate (2), and the other end of the valve plate (2) is connected with the medium chamber (1) and is used for generating relative motion in the medium chamber (1);
the reset component is used for controlling the valve plate to move when the medium chamber is positioned at the initial position and starting medium conveying in the medium chamber;
and the reset component is used for controlling the valve plate to move when the medium chamber leaves the initial position, so as to block the medium in the medium chamber from being conveyed.
2. The reset valve apparatus of claim 1 wherein the reset assembly comprises a telescoping assembly, an elastic assembly, or a magnetic assembly.
3. The reset valve device according to claim 2, wherein the telescopic assembly is a telescopic barrel (16) and a reciprocating rod (15) nested in the telescopic barrel (16), one end of the reciprocating rod (15) is connected with a valve plate, and the other end of the reciprocating rod (15) is connected with the bottom of the telescopic barrel (16); the reciprocating rod (15) is used for driving the valve plate (2) to move and opening and blocking the cavity channel.
4. The reset valve device according to claim 2, characterized in that the telescopic component is a spring (4) and a reset rod (5) nested in the spring, one end of the reset rod (5) is connected with the valve plate (2), and the other end of the reset rod (5) is connected with the reset plate (6); the reset rod (5) is used for driving the valve plate to move and opening and blocking the cavity channel.
5. A reset valve assembly as claimed in claim 3 or 4 wherein one end of the valve plate is connected to the top of the media chamber and the other end of the valve plate is connected to one end of the reset lever.
6. The reset valve apparatus of claim 2 wherein the elastic assembly comprises an elastic rod and an elastic plate, one end of the elastic rod is connected with the valve plate, and the other end of the elastic rod is connected with the elastic plate at the bottom of the telescopic barrel; the elastic rod is used for driving the valve plate to move and opening and blocking the cavity channel.
7. The reset valve device according to claim 2, wherein the telescopic component is of a crank connecting rod structure and comprises a driven rod (12), a compression spring (13) and a driving rod (14), the compression spring (13) is arranged on two sides of the driving rod (14) through short columns, and one end of the driven rod (12) is connected with one end of the driving rod (14); the other end is connected with a rotating rod of the valve plate (2), and the other end of the driving rod (14) and the short column are arranged on the supporting plate.
8. The reset valve apparatus of claim 1 wherein the valve plate corresponds in size to the conduit and is disposed at an angle to the chamber passageway.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223443635.8U CN219345543U (en) | 2022-12-22 | 2022-12-22 | Reset valve device for medium conveying equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223443635.8U CN219345543U (en) | 2022-12-22 | 2022-12-22 | Reset valve device for medium conveying equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219345543U true CN219345543U (en) | 2023-07-14 |
Family
ID=87108269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223443635.8U Active CN219345543U (en) | 2022-12-22 | 2022-12-22 | Reset valve device for medium conveying equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219345543U (en) |
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2022
- 2022-12-22 CN CN202223443635.8U patent/CN219345543U/en active Active
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