CN215568295U - Intelligent exhaust gas closing control valve for monitoring gas flow - Google Patents
Intelligent exhaust gas closing control valve for monitoring gas flow Download PDFInfo
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- CN215568295U CN215568295U CN202121231613.8U CN202121231613U CN215568295U CN 215568295 U CN215568295 U CN 215568295U CN 202121231613 U CN202121231613 U CN 202121231613U CN 215568295 U CN215568295 U CN 215568295U
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- valve
- electric actuator
- exhaust gas
- flow sensor
- control valve
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Abstract
The utility model relates to an intelligent exhaust gas closing control valve for monitoring gas flow, which comprises: the valve comprises a valve body, a first valve, a first electric actuator for controlling the first valve to close, a second valve, a second electric actuator for controlling the second valve to close, an upstream flow sensor and a downstream flow sensor; the first valve and the second valve are movably arranged in the valve body; in the gas flowing direction, the first valve, the upstream flow sensor, the second valve and the downstream flow sensor are sequentially arranged; the first valve is a normally open valve. The valve has the advantages that the valve body at the second valve of the frequent switch can be prevented from being damaged and leaking by closing the first valve.
Description
Technical Field
The utility model relates to an intelligent exhaust gas closing control valve for monitoring gas flow.
Background
The exhaust gas shut-off control valve is also called a stop valve and is used for realizing the on-off of a pipeline. The electric control valve controls the valve to close and open through the electric actuator.
The corrosive gas is somewhat corrosive to the valve body. The valve body of the valve is strongly impacted under the action of the air hammer phenomenon, the valve body is damaged and leaked after long-time use, and the leakage of corrosive gas brings great harm.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a smart exhaust gas shutoff control valve for monitoring a gas flow rate, so as to solve the problems of the background art.
In order to achieve the purpose, the utility model provides the following technical scheme:
a smart exhaust gas shut-off control valve that monitors gas flow, comprising: the valve comprises a valve body, a first valve, a first electric actuator for controlling the first valve to close, a second valve, a second electric actuator for controlling the second valve to close, an upstream flow sensor and a downstream flow sensor; the first valve and the second valve are movably arranged in the valve body; in the gas flowing direction, the first valve, the upstream flow sensor, the second valve and the downstream flow sensor are sequentially arranged; the first valve is a normally open valve; an intelligent exhaust gas shut-off control valve that monitors gas flow further comprises: a controller for controlling the first electric actuator to close the first valve when the flow rate detected by the upstream flow sensor is greater than the signal detected by the downstream flow sensor when the second valve is open; the first electric actuator, the second electric actuator, the upstream flow sensor and the downstream flow sensor are electrically connected to the controller.
As a further scheme of the utility model: the first electric actuator and the second electric actuator are the same electric actuator.
As a further scheme of the utility model: the first valve and the second valve are identical in structure.
As a further scheme of the utility model: an intelligent exhaust gas shut-off control valve that monitors gas flow further comprises: a controller box; the controller is arranged in the controller box body.
As a further scheme of the utility model: the first electric actuator and the second electric actuator are arranged on the same side of the valve body.
As a further scheme of the utility model: the controller box body, the first electric actuator and the second electric actuator are positioned on the same side of the valve body.
As a further scheme of the utility model: the controller housing is positioned between the first and second electric actuators.
As a further scheme of the utility model: the controller box is fixed to the valve body.
As a further scheme of the utility model: the valve body comprises a first valve body and a second valve body; the first valve is arranged in the first valve body; the second valve is disposed in the second valve body.
As a further scheme of the utility model: the upstream flow sensor and the downstream flow sensor are the same flow sensor.
Compared with the prior art, the utility model has the beneficial effects that: the two valves are arranged, when leakage occurs at the valve of the frequent switch, the leakage can be avoided by closing the normally open valve, so that subsequent maintenance can be waited.
By monitoring the upstream and downstream flows of the second valve, when the downstream flow is smaller than the upstream flow, the leakage problem of the valve body of the second valve is indicated, so that the first electric actuator can be controlled by the controller to realize the automatic closing of the first valve, and the leakage is avoided.
Drawings
FIG. 1 is a schematic diagram of a smart exhaust gas block control valve that monitors gas flow;
fig. 2 is a block diagram showing the structure of an intelligent exhaust gas shutoff control valve for monitoring the flow rate of gas in fig. 1.
The intelligent exhaust gas shut-off control valve 100 for monitoring the gas flow, a valve body 10, a first valve body 11, a second valve body 12, a first electric actuator 20, a second electric actuator 30, an upstream flow sensor 40, a downstream flow sensor 50, a controller 60 and a controller box body 61.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 and 2, in an embodiment of the present invention, an intelligent exhaust gas shutoff control valve 100 for monitoring a gas flow rate includes: a valve body 10, a first valve, a first electric actuator 20 for controlling the first valve to close, a second valve, a second electric actuator 30 for controlling the second valve to close, an upstream flow sensor 40 and a downstream flow sensor 50. The first and second valves are movably disposed within the valve body 10. The first valve, the upstream flow sensor 40, the second valve, and the downstream flow sensor 50 are arranged in this order in the gas flow direction. The first valve is a normally open valve.
A smart exhaust gas block control valve 100 that monitors gas flow further comprises: and a controller 60 for controlling the first electric actuator 20 to close the first valve when the flow rate detected by the upstream flow sensor 40 is greater than the signal detected by the downstream flow sensor 50 when the second valve is open. The first electric actuator 20, the second electric actuator 30, the upstream flow sensor 40, and the downstream flow sensor 50 are electrically connected to the controller 60.
As a specific embodiment, the first electric actuator 20 and the second electric actuator 30 are the same electric actuator. In one embodiment, the first valve and the second valve are identical in construction. As a specific embodiment, the upstream flow sensor 40 and the downstream flow sensor 50 are the same flow sensor.
As a specific embodiment, an intelligent exhaust gas shutoff control valve 100 for monitoring a gas flow rate further includes: a controller case 61. The controller 60 is disposed within the controller box 61. In a specific embodiment, the first electric actuator 20 and the second electric actuator 30 are disposed on the same side of the valve body 10. Specifically, the controller case 61, the first electric actuator 20, and the second electric actuator 30 are located on the same side of the valve body 10. The controller box 61 is located between the first electric actuator 20 and the second electric actuator 30. As a specific embodiment, the controller case 61 is fixed to the valve body 10.
As a specific embodiment, the valve body 10 includes a first valve body 11 and a second valve body 12. The first valve is disposed in the first valve body 11. The second valve is disposed within the second valve body 12.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. An intelligent exhaust gas shut-off control valve that monitors gas flow, comprising: the valve comprises a valve body, a first valve, a first electric actuator for controlling the first valve to close, a second valve, a second electric actuator for controlling the second valve to close, an upstream flow sensor and a downstream flow sensor; the first valve and the second valve are movably arranged in the valve body; in the gas flowing direction, the first valve, the upstream flow sensor, the second valve and the downstream flow sensor are arranged in sequence; the first valve is a normally open valve; the intelligent exhaust gas shutoff control valve for monitoring gas flow further comprises: a controller that controls the first electric actuator to close the first valve when the flow rate detected by the upstream flow sensor is greater than the signal detected by the downstream flow sensor when the second valve is open; the first electric actuator, the second electric actuator, the upstream flow sensor, and the downstream flow sensor are electrically connected to the controller.
2. A smart exhaust gas shut-off control valve monitoring gas flow as claimed in claim 1,
the first electric actuator and the second electric actuator are the same electric actuator.
3. A smart exhaust gas shut-off control valve monitoring gas flow as claimed in claim 2,
the first valve and the second valve are identical in structure.
4. A smart exhaust gas shut-off control valve monitoring gas flow as claimed in claim 1,
the intelligent exhaust gas shutoff control valve for monitoring gas flow further comprises: a controller box; the controller is arranged in the controller box body.
5. A smart exhaust gas shut-off control valve as defined in claim 4 wherein,
the first electric actuator and the second electric actuator are arranged on the same side of the valve body.
6. A smart exhaust gas shut-off control valve as defined in claim 5 wherein,
the controller box body, the first electric actuator and the second electric actuator are positioned on the same side of the valve body.
7. A smart exhaust gas shut-off control valve as defined in claim 6 wherein,
the controller housing is positioned between the first and second electric actuators.
8. A smart exhaust gas shut-off control valve as defined in claim 4 wherein,
the controller box is secured to the valve body.
9. A smart exhaust gas shut-off control valve monitoring gas flow as claimed in claim 1,
the valve body comprises a first valve body and a second valve body; the first valve is arranged in the first valve body; the second valve is disposed within the second valve body.
10. A smart exhaust gas shut-off control valve monitoring gas flow as claimed in claim 1,
the upstream flow sensor and the downstream flow sensor are the same flow sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121231613.8U CN215568295U (en) | 2021-06-03 | 2021-06-03 | Intelligent exhaust gas closing control valve for monitoring gas flow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121231613.8U CN215568295U (en) | 2021-06-03 | 2021-06-03 | Intelligent exhaust gas closing control valve for monitoring gas flow |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215568295U true CN215568295U (en) | 2022-01-18 |
Family
ID=79865951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121231613.8U Active CN215568295U (en) | 2021-06-03 | 2021-06-03 | Intelligent exhaust gas closing control valve for monitoring gas flow |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215568295U (en) |
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2021
- 2021-06-03 CN CN202121231613.8U patent/CN215568295U/en active Active
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