CN213839628U - RTO mixes wind measurement poppet valve - Google Patents
RTO mixes wind measurement poppet valve Download PDFInfo
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- CN213839628U CN213839628U CN202022947993.7U CN202022947993U CN213839628U CN 213839628 U CN213839628 U CN 213839628U CN 202022947993 U CN202022947993 U CN 202022947993U CN 213839628 U CN213839628 U CN 213839628U
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Abstract
The utility model provides a RTO air mixing metering lift valve, which comprises a valve casing, an annular valve seat, a cylindrical valve core and a lifting device; one end of the valve body of the valve shell is provided with an air inlet pipe, and the other end of the valve body is provided with an exhaust pipe; the annular wall surface of the annular valve seat is provided with a left arc-shaped hole and a right arc-shaped hole; the left arc-shaped hole is arranged at the rear end of the air inlet pipe, and the right arc-shaped hole is arranged at the front end of the exhaust pipe; a rotary lifter of the lifting device is fixed on the upper part of the valve body, and one end of a lifting screw rod of the lifting device is arranged in the annular valve seat; the upper end of the cylindrical valve core is fixed with the lifting screw rod, and the cylindrical valve core is arranged in the annular valve seat. The cylindrical valve core moves under the driving of the lifting screw rod, and the flow of gas passing through the left arc-shaped hole and the right arc-shaped hole is measured and adjusted.
Description
Technical Field
The invention discloses an RTO (regenerative thermal oxidizer) air mixing metering lift valve, and relates to the technical field of valves of Regenerative Thermal Oxidizers (RTO).
Background
The current Regenerative Thermal Oxidizer (RTO) heats organic waste gas discharged in production through regenerative ceramic, the temperature is rapidly increased, under the combustion heating effect of gas in a hearth, the temperature reaches 680-1050 ℃, VOCs in the organic waste gas are directly decomposed into carbon dioxide and water vapor at high temperature to form tasteless high-temperature flue gas, then the flue gas flows through the regenerative ceramic with low temperature, a large amount of heat energy is transferred to a heat accumulator from the flue gas to heat organic waste gas to be decomposed of next circulation, the self temperature of the high-temperature flue gas is greatly reduced, heat exchange is carried out through a heat recovery system and other media, the temperature of the flue gas is further reduced, and finally the flue gas is discharged to outdoor atmosphere. However, the concentration of the discharged organic exhaust gas is high, and the exhaust gas needs to be diluted to prevent deflagration or to be subjected to temperature regulation to prevent equipment corrosion. The existing control valve has a complex structure and cannot control the gas flow; the market urgently needs a simple and effective RTO air mixing metering lift valve.
Disclosure of Invention
An object of the utility model is to provide a RTO mixes wind measurement poppet valve carries out and dilutes the processing to organic waste gas, prevents to take place the detonation accident.
In view of the technical problem, the utility model provides a RTO mixes wind measurement poppet valve, including valve casing, annular valve seat, cylinder case and hoisting device. An air inlet pipe is arranged at one end of the valve body of the valve casing, and an exhaust pipe is arranged at the other end of the valve body. The annular wall surface of the annular valve seat is provided with a left arc-shaped hole and a right arc-shaped hole; the left arc-shaped hole is arranged at the rear end of the air inlet pipe, and the right arc-shaped hole is arranged at the front end of the exhaust pipe. The rotary lifter of the lifting device is fixed on the upper part of the valve body, and one end of the lifting screw rod of the lifting device is arranged in the annular valve seat. The upper end of the cylindrical valve core is fixed with the lifting screw rod, and the cylindrical valve core is arranged in the annular valve seat. The cylindrical valve core moves under the driving of the lifting screw rod, and the flow of gas passing through the left arc-shaped hole and the right arc-shaped hole is adjusted.
The invention is further improved, and the adopted preferable technical measures are as follows: the left arc-shaped hole is provided with a left arc-shaped porous plate, and the right arc-shaped hole is provided with a right arc-shaped porous plate.
The invention is further improved, and the adopted preferable technical measures are as follows: the bottom of the annular valve seat is connected with a hot air pipe, and a vent pipe is arranged inside the cylindrical valve core; the hot air in the hot air pipe passes through the vent pipe to mix and heat the cold air in the annular valve seat.
The invention is further improved, and the adopted preferable technical measures are as follows: the hot air pipe is provided with a control valve.
Advantageous effects
Based on the technical scheme, the invention at least has one of the following beneficial effects:
the RTO air mixing metering lift valve adopts a cylindrical valve core to linearly reciprocate in an annular valve seat, controls the gas flow passing through a left arc-shaped hole and a right arc-shaped hole, has simple and practical structure and is beneficial to production and processing;
2, the porous arc plates are arranged on the left arc hole and the right arc hole, so that the metering is more accurate;
3, the bottom of the annular valve seat is connected with a hot air pipe, and hot air is compact in structure with gas in the annular valve seat through a vent pipe of the cylindrical valve core, so that gas heating and mixing are facilitated.
Drawings
Fig. 1 is the working schematic diagram of the RTO air mixing metering poppet valve of the present invention.
Fig. 2 is a top view of the RTO air mixing metering poppet valve of the present invention.
Fig. 3 is a schematic view of the installation of the hot air pipe of the RTO air mixing metering poppet valve of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings.
First embodiment
As shown in fig. 1, an RTO air mixing metering poppet valve includes a valve housing 101, an annular valve seat 201, a poppet 301, and a cylindrical valve element 401. An air inlet pipe 103 is installed at one end of a valve body 102 of the valve housing 101, and an air outlet pipe 104 is installed at the other end of the valve body 102. The annular wall surface 202 of the annular valve seat 201 is provided with a left arc-shaped hole 203 and a right arc-shaped hole 204. The left arc-shaped hole 203 is arranged at the rear end of the air inlet pipe 103, and the right arc-shaped hole 204 is arranged at the front end of the exhaust pipe 104. The rotary lifter 302 of the lifting device 301 is fixed to the upper portion of the valve body 102, and one end of the lift screw 303 of the lifting device 301 is disposed in the annular valve seat 201. The upper end of the cylindrical spool 401 is fixed to the lift screw 303, and the cylindrical spool 401 is disposed in the annular valve seat 201. The cylindrical valve core 401 moves under the driving of the lifting screw 303, and the flow of the gas passing through the left arc-shaped hole 203 and the right arc-shaped hole 204 is adjusted. As shown in fig. 2, a left arc-shaped porous plate 501 is arranged on the left arc-shaped hole 203, and a right arc-shaped porous plate 502 is arranged on the right arc-shaped hole 204.
Therefore, the utility model discloses the first embodiment introduces and finishes.
Second, second embodiment
As shown in fig. 3, a hot air pipe 503 is connected to the bottom of the annular valve seat 201, an air pipe 504 is arranged inside the cylindrical valve core 401, and hot air in the hot air pipe 503 passes through the air pipe 504 to mix and heat cold air in the annular valve seat 201; the hot blast pipe 503 is provided with a control valve 505.
Therefore, the utility model discloses the second embodiment introduces and finishes.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The utility model provides a RTO mixes wind measurement poppet valve which characterized in that:
the air inlet pipe (103) is installed at one end of the valve body (102) of the valve casing (101), and the exhaust pipe (104) is installed at the other end of the valve body (102);
the annular valve seat (201), wherein a left arc-shaped hole (203) and a right arc-shaped hole (204) are arranged on an annular wall surface (202) of the annular valve seat; the left arc-shaped hole (203) is arranged at the rear end of the air inlet pipe (103), and the right arc-shaped hole (204) is arranged at the front end of the exhaust pipe (104);
a lifting device (301) of which a rotary lifter (302) is fixed on the upper part of the valve body (102) and one end of a lifting screw rod (303) is arranged in the annular valve seat (201);
the upper end of the cylindrical valve core (401) is fixed with the lifting screw rod (303), the cylindrical valve core (401) is arranged in the annular valve seat (201), the cylindrical valve core (401) is driven by the lifting screw rod (303) to move, and the flow of gas passing through the left arc-shaped hole (203) and the right arc-shaped hole (204) is adjusted.
2. The RTO air mixing metering poppet valve of claim 1, wherein: the left arc-shaped hole (203) is provided with a left arc-shaped porous plate (501), and the right arc-shaped hole (204) is provided with a right arc-shaped porous plate (502).
3. The RTO air mixing metering poppet valve of claim 1 or 2, wherein: the bottom of the annular valve seat (201) is connected with a hot air pipe (503), an air vent pipe (504) is arranged inside the cylindrical valve core (401), and hot air in the hot air pipe (503) is mixed and heated with cold air in the annular valve seat (201) through the air vent pipe (504).
4. The RTO air mixing metering poppet valve of claim 3, wherein: the hot air pipe (503) is provided with a control valve (505).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022947993.7U CN213839628U (en) | 2020-12-10 | 2020-12-10 | RTO mixes wind measurement poppet valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022947993.7U CN213839628U (en) | 2020-12-10 | 2020-12-10 | RTO mixes wind measurement poppet valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213839628U true CN213839628U (en) | 2021-07-30 |
Family
ID=76997549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022947993.7U Active CN213839628U (en) | 2020-12-10 | 2020-12-10 | RTO mixes wind measurement poppet valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213839628U (en) |
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2020
- 2020-12-10 CN CN202022947993.7U patent/CN213839628U/en active Active
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