CN214222089U - Electric plate type rotary reversing control valve for oxygen production - Google Patents
Electric plate type rotary reversing control valve for oxygen production Download PDFInfo
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- CN214222089U CN214222089U CN202120258017.2U CN202120258017U CN214222089U CN 214222089 U CN214222089 U CN 214222089U CN 202120258017 U CN202120258017 U CN 202120258017U CN 214222089 U CN214222089 U CN 214222089U
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- control valve
- type rotary
- connecting port
- oxygen production
- reversing control
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Abstract
The utility model discloses an electric plate type rotary reversing control valve for oxygen production, which comprises a valve body, a sealing clapboard and a driving mechanism; the four external pipe orifices are respectively a gas inlet and outlet, a fan inlet connecting port, an adsorption tower connecting port and a fan outlet connecting port, the gas inlet and outlet and fan inlet connecting ports are arranged on the same side wall, and the adsorption tower connecting port and the fan outlet connecting port are arranged on the same side wall; the sealing partition plate is arranged in the valve body, the sealing partition plate is driven by the driving mechanism to rotate along the axis of the sealing partition plate, the valve body is divided into two independent cavities by the sealing partition plate, the two independent cavities are respectively a vacuum cavity and a pressure cavity, and each cavity is correspondingly connected with two external pipe orifices to form two groups of gas circuit paths. The utility model discloses not only can realize the control valve switching-over, and simple structure easily operates.
Description
Technical Field
The utility model relates to an oxygen generation adsorption tower technical field, concretely relates to system oxygen is with rotatory switching-over control valve of electronic board-like.
Background
Molecular sieve oxygen production refers to separation and production of oxygen from air at normal temperature by utilizing the adsorption characteristics of molecular sieves, in the process, air is generally required to be alternately conveyed to an adsorption tower and vacuum is required to be extracted, and the conversion operation is required to be realized through a control valve. In the prior art, a plurality of two-way control valves are combined for use, and a PLC control program is used for controlling the valve to act, so that the structure is complex and the control is complicated.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an oxygen system is with electronic board-like rotatory switching-over control valve, not only can realize the control valve switching-over, and simple structure easily operates.
The utility model discloses a following technical scheme realizes:
an electric plate type rotary reversing control valve for oxygen production comprises a valve body, a sealing partition plate and a driving mechanism;
the four external pipe orifices are respectively a gas inlet and outlet, a fan inlet connecting port, an adsorption tower connecting port and a fan outlet connecting port, the gas inlet and outlet and fan inlet connecting ports are arranged on the same side wall, and the adsorption tower connecting port and the fan outlet connecting port are arranged on the same side wall;
the sealing partition plate is arranged in the valve body, the sealing partition plate is driven by the driving mechanism to rotate along the axis of the sealing partition plate, the valve body is divided into two independent cavities by the sealing partition plate, the two independent cavities are respectively a vacuum cavity and a pressure cavity, and each cavity is correspondingly connected with two external pipe orifices to form two groups of gas circuit paths.
The sealing partition plate is a square plate, and the inner cavity of the valve body is a square cavity.
The working principle of the utility model is as follows:
the sealing partition plate rotates 90 degrees under the driving of the driving mechanism, the rotating direction can be +/-90 degrees, and the conversion of the working state of the control valve is realized, so that the control valve can correspondingly output vacuum and pressure or alternatively output the vacuum and the pressure.
Specifically, there are two operating states depending on the position at which the seal partition is rotated.
When the rotary reversing control valve is in a working state, the vacuum cavity is communicated with the gas inlet and outlet and the fan inlet connecting port, the pressure cavity is communicated with the adsorption tower connecting port and the fan outlet connecting port, the two groups of gas path channels are communicated through the fan, and gas is sucked into the adsorption tower under the action of the fan.
When the rotary reversing control valve is in a second working state, the pressure cavity is communicated with the gas inlet and outlet and the fan inlet connecting port, the vacuum cavity is communicated with the adsorption tower connecting port and the fan outlet connecting port and is communicated with the two groups of gas path passages through the fan, and gas is discharged from the adsorption tower under the action of the fan.
The utility model discloses a make special design to sealed baffle, make it at every rotatory certain angle alright in order to realize control valve operating condition's conversion for the control valve has corresponding output vacuum and pressure and exchange output vacuum and pressure, not only can realize the control valve switching-over, and simple structure easily operates.
Furthermore, the upper end and the lower end of the sealing partition plate are respectively connected with the top and the bottom of the valve body through an upper valve rod and a lower valve rod, and the upper valve rod is connected with a driving mechanism through a coupler.
Furthermore, packing is arranged between the upper valve rod, the lower valve rod and the valve body.
Further, the packing is flexible graphite packing.
The flexible graphite packing has the characteristic of low friction coefficient while meeting the sealing performance.
Further, bearings are arranged at the upper valve rod and the lower valve rod.
The bearing is arranged to seal the partition plate to reduce the rotational friction.
Furthermore, the two vertical side walls of the sealing partition plate are provided with o-shaped rings.
Through setting up o type circle, rotate to appointed position when the packer plate, produce sealed specific pressure with the valve body extrusion.
Further, the driving mechanism is provided with a proximity switch in a matching way.
Through adopting above-mentioned technical scheme, utilize limit switch, control sealed baffle's rotation angle.
Furthermore, a bracket is arranged at the top of the valve body, the driving mechanism is arranged on the bracket,
furthermore, the gas inlet and outlet, the fan inlet connector, the adsorption tower connector and the fan outlet connector are all round connectors.
Further, the driving mechanism is a motor.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
the utility model discloses a make special design to sealed baffle, make it at every certain angle of rotation (90) alright in order to realize control valve operating condition's conversion for the control valve has corresponding output vacuum and pressure and exchange output vacuum and pressure, not only can realize the control valve switching-over, and simple structure easily operates.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of a rotary reversing control valve;
FIG. 2 is a schematic cross-sectional view of a rotary reversing control valve;
FIG. 3 is a schematic cross-sectional view of the rotary direction control valve in a first operating state;
fig. 4 is a cross-sectional view of the rotary direction control valve in a second working state.
Reference numbers and corresponding part names in the drawings:
10-a valve body; 11-a sealing separator; 12-a drive mechanism; 101-gas inlet and outlet; 102-adsorption column connection port; 103-a fan inlet connector; 104-a fan outlet connector; 111-a filler; 112-a bearing; 113-o-shaped ring; 121-coupling.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.
Example 1:
as shown in fig. 1-4, an electric plate type rotary reversing control valve for oxygen production comprises a valve body 10, a sealing partition plate 11 and a driving mechanism 12;
four external pipe orifices are arranged on two symmetrical side walls of the valve body 10, the four external pipe orifices are respectively a gas inlet and outlet 101, a fan inlet connecting port 103, an adsorption tower connecting port 102 and a fan outlet connecting port 104, the gas inlet and outlet 101 and the fan inlet connecting port 103 are arranged on the same side wall, and the adsorption tower connecting port 102 and the fan outlet connecting port 104 are arranged on the same side wall;
the sealing partition plate 11 is arranged in the valve body 10, the sealing partition plate 11 rotates along the axis line of the sealing partition plate under the driving of the driving mechanism 12, the valve body 10 is divided into two independent cavities by the sealing partition plate 11, the two independent cavities are respectively a vacuum cavity and a pressure cavity, and each cavity is correspondingly connected with two external pipe orifices to form two groups of gas path passages; the driving mechanism 12 is a motor.
In this embodiment, the upper end and the lower end of the sealing partition 11 are respectively connected to the top and the bottom of the valve body 10 through an upper valve stem and a lower valve stem, and the upper valve stem is connected to the driving mechanism 12 through a coupling 121.
In this embodiment, the sealing partition 11 is a square plate, and the inner cavity of the valve body 10 is a square cavity.
There are two operating states depending on the position of rotation of the sealing diaphragm 11.
When the rotary reversing control valve is in a working state, as shown in fig. 3, the vacuum cavity is communicated with the gas inlet and outlet 101 and the fan inlet connecting port 103, the pressure cavity is communicated with the adsorption tower connecting port 102 and the fan outlet connecting port 104, and is communicated with two sets of gas path channels through the fan, so that gas is sucked into the adsorption tower under the action of the fan.
When the rotary reversing control valve is in the second working state, as shown in fig. 4, the pressure cavity is communicated with the gas inlet and outlet 101 and the fan inlet connecting port 103, the vacuum cavity is communicated with the adsorption tower connecting port 102 and the fan outlet connecting port 104, and is communicated with two sets of gas path channels through the fan, and gas is discharged from the adsorption tower under the action of the fan.
Example 2:
as shown in fig. 1 to 4, in the present embodiment, based on embodiment 1, packing 111 is disposed between the upper valve stem, the lower valve stem and the valve body 10; the filler 111 is a flexible graphite packing; bearings 112 are arranged at the upper valve rod and the lower valve rod; o-rings 113 are arranged on two vertical side walls of the sealing partition plate 11; the driving mechanism 12 is provided with a proximity switch in a matching way.
Example 3:
as shown in fig. 1 to 4, in this embodiment, based on embodiment 1, a support is disposed on the top of the valve body 10, the driving mechanism 12 is mounted on the support, and the gas inlet and outlet 101, the fan inlet connection port 103, the adsorption tower connection port 102, and the fan outlet connection port 104 are all circular interfaces.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. An electric plate type rotary reversing control valve for oxygen production is characterized by comprising a valve body (10), a sealing partition plate (11) and a driving mechanism (12);
four external pipe orifices are arranged on two symmetrical side walls of the valve body (10), the four external pipe orifices are respectively a gas inlet and outlet (101), a fan inlet connecting port (103), an adsorption tower connecting port (102) and a fan outlet connecting port (104), the gas inlet and outlet (101) and the fan inlet connecting port (103) are arranged on the same side wall, and the adsorption tower connecting port (102) and the fan outlet connecting port (104) are arranged on the same side wall;
the sealing diaphragm (11) is arranged in the valve body (10), the sealing diaphragm (11) is driven by the driving mechanism (12) to rotate along the axis line of the sealing diaphragm, the valve body (10) is divided into two independent cavities by the sealing diaphragm (11), the two independent cavities are respectively a vacuum cavity and a pressure cavity, and each cavity is correspondingly connected with two external pipe orifices.
2. An electric plate type rotary reversing control valve for oxygen production according to claim 1, characterized in that the upper end and the lower end of the sealing partition plate (11) are respectively connected with the top and the bottom of the valve body (10) through an upper valve rod and a lower valve rod, and the upper valve rod is connected with the driving mechanism (12) through a coupling (121).
3. An electric plate type rotary reversing control valve for oxygen production according to claim 2, characterized in that a packing (111) is arranged between the upper valve rod, the lower valve rod and the valve body (10).
4. The electric plate-type rotary reversing control valve for oxygen production according to claim 3, characterized in that the packing (111) is a flexible graphite packing.
5. The electric plate type rotary reversing control valve for oxygen production according to claim 2, characterized in that bearings (112) are arranged at the upper valve rod and the lower valve rod.
6. An electric plate-type rotary reversing control valve for oxygen production according to claim 1, characterized in that o-rings (113) are arranged on both vertical side walls of the sealing partition plate (11).
7. An electric plate-type rotary reversing control valve for oxygen production according to claim 1, characterized in that the driving mechanism (12) is cooperatively provided with a proximity switch.
8. An electric plate type rotary reversing control valve for oxygen production according to claim 1, characterized in that a support is arranged on the top of the valve body (10), and the driving mechanism (12) is mounted on the support.
9. The electric plate-type rotary reversing control valve for oxygen production according to claim 1, wherein the gas inlet and outlet (101), the fan inlet connection port (103), the adsorption tower connection port (102) and the fan outlet connection port (104) are all circular ports.
10. An electric plate-type rotary reversing control valve for oxygen production according to any one of claims 1 to 9, characterized in that the driving mechanism (12) is an electric motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120258017.2U CN214222089U (en) | 2021-01-29 | 2021-01-29 | Electric plate type rotary reversing control valve for oxygen production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120258017.2U CN214222089U (en) | 2021-01-29 | 2021-01-29 | Electric plate type rotary reversing control valve for oxygen production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214222089U true CN214222089U (en) | 2021-09-17 |
Family
ID=77691824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120258017.2U Active CN214222089U (en) | 2021-01-29 | 2021-01-29 | Electric plate type rotary reversing control valve for oxygen production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214222089U (en) |
-
2021
- 2021-01-29 CN CN202120258017.2U patent/CN214222089U/en active Active
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