CN211423053U - Control device with double-electromagnetic-valve redundancy design - Google Patents
Control device with double-electromagnetic-valve redundancy design Download PDFInfo
- Publication number
- CN211423053U CN211423053U CN201922019390.8U CN201922019390U CN211423053U CN 211423053 U CN211423053 U CN 211423053U CN 201922019390 U CN201922019390 U CN 201922019390U CN 211423053 U CN211423053 U CN 211423053U
- Authority
- CN
- China
- Prior art keywords
- control
- way single
- electromagnetic valve
- control electromagnetic
- valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Magnetically Actuated Valves (AREA)
Abstract
The utility model relates to a control device with redundant design of double electromagnetic valves, which comprises a two-position three-way single control electromagnetic valve A, a two-position three-way single control electromagnetic valve B, a connecting joint and a connecting pipeline; and the two-position three-way single-control electromagnetic valve A and the two-position three-way single-control electromagnetic valve B are connected with the connecting pipeline through connecting joints. The utility model has the advantages that: the utility model is a control device which mainly utilizes two-position three-way single-control electromagnetic valves to realize the redundant design of double electromagnetic valves to improve the reliability of control performance; the method has wide application prospect in the industries of electric power, petroleum, natural gas and the like, can improve the reliability of control performance and reduce the probability of faults of an actuating mechanism and even the whole system. The utility model has the advantages of simple structure, convenient combination, wide application range, high reliability, realization of dual-electromagnetic-valve redundancy control and the like.
Description
Technical Field
The utility model relates to an automatic control field especially includes the controlling means of the redundant design of two solenoid valves.
Background
The two-position three-way single-control electromagnetic valve has wide application in the field of industrial control, but the two-position three-way single-control electromagnetic valve does not have the power-off and position-protecting function. In some important industrial control fields, especially in the industries of electric power, petroleum, natural gas and the like, the misoperation of the electromagnetic valve can cause the occurrence of a certain equipment and even the whole system parking event.
Therefore, it is very important to provide a control device with redundant design of dual solenoid valves, which has the advantages of simple structure, convenient assembly, wide application range, high reliability, realization of redundant control of dual solenoid valves, and the like.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming not enough among the prior art, providing a controlling means of two solenoid valve redundancy design, improve equipment reliability of operation.
The control device with the double-solenoid valve redundancy design comprises a two-position three-way single-control solenoid valve A, a two-position three-way single-control solenoid valve B, a connecting joint and a connecting pipeline; and the two-position three-way single-control electromagnetic valve A and the two-position three-way single-control electromagnetic valve B are connected with the connecting pipeline through connecting joints.
Preferably, the two-position three-way single control electromagnetic valve A is provided with an input air source port, a control air output port and an exhaust port; the two-position three-way single control electromagnetic valve B is provided with an input air source port, a control air output port and an exhaust port; and the control gas output port of the two-position three-way single-control electromagnetic valve A is connected with the exhaust port of the two-position three-way single-control electromagnetic valve B, and the control gas output port of the two-position three-way single-control electromagnetic valve B is used as the control gas output port of the whole control device.
Preferably, the three-way single control electromagnetic valve A and the three-way single control electromagnetic valve B are controlled by a control interlocking signal.
Preferably, the two-position three-way single control electromagnetic valve A and the two-position three-way single control electromagnetic valve B share one gas source for the instrument.
Preferably, the exhaust port of the two-position three-way single-control electromagnetic valve A exhausts the atmosphere.
The utility model has the advantages that: the utility model is a control device which mainly utilizes two-position three-way single-control electromagnetic valves to realize the redundant design of double electromagnetic valves to improve the reliability of control performance; the method has wide application prospect in the industries of electric power, petroleum, natural gas and the like, can improve the reliability of control performance and reduce the probability of faults of an actuating mechanism and even the whole system. The utility model has the advantages of simple structure, convenient combination, wide application range, high reliability, realization of dual-electromagnetic-valve redundancy control and the like.
Drawings
FIG. 1 is a schematic diagram of the present invention;
FIG. 2 is a diagram showing the output state of the control device when both the two-position three-way single control electromagnetic valve A and the two-position three-way single control electromagnetic valve B are powered;
FIG. 3 is a diagram showing an output state of the control device when one of the two-position three-way single control electromagnetic valve A and the two-position three-way single control electromagnetic valve B is powered;
fig. 4 is an output state diagram of the control device when the two-position three-way single control electromagnetic valve a and the two-position three-way single control electromagnetic valve B are both de-energized.
Description of reference numerals: the two-position three-way single control electromagnetic valve A1, the two-position three-way single control electromagnetic valve B2, an input air source port 3, a control air output port 4, an exhaust port 5, an input air source port 6, a control air output port 7 and an exhaust port 8.
Detailed Description
The present invention will be further described with reference to the following examples. The following description of the embodiments is merely provided to aid in understanding the invention. It should be noted that, for those skilled in the art, the present invention can be modified in several ways without departing from the principle of the present invention, and these modifications and modifications also fall into the protection scope of the claims of the present invention.
A control device with a double-solenoid valve redundancy design comprises a two-position three-way single-control solenoid valve A1, a two-position three-way single-control solenoid valve B2, a connecting joint and a connecting pipeline; the two-position three-way single control electromagnetic valve A1 and the two-position three-way single control electromagnetic valve B2 are connected with the connecting pipeline through a connecting joint.
When any one of the two-position three-way single-control electromagnetic valve A1 and the two-position three-way single-control electromagnetic valve B2 is electrified or both the two-position three-way single-control electromagnetic valve A1 and the two-position three-way single-control electromagnetic valve B2 are electrified, the control device with the double electromagnetic valve redundancy design controls the gas to output gas; when the two-position three-way single-control electromagnetic valve A1 and the two-position three-way single-control electromagnetic valve B2 lose electricity, the control device with the redundant design of the double electromagnetic valves controls gas output to lose gas.
As shown in fig. 1, the two-position three-way single control solenoid valve a1 is provided with an input air source port 3, a control air output port 4 and an exhaust port 5; the two-position three-way single control solenoid valve B2 is provided with an input air source port 6, a control air output port 7 and an exhaust port 8; the control gas output port 4 of the two-position three-way single-control electromagnetic valve A1 is connected with the exhaust port 8 of the two-position three-way single-control electromagnetic valve B2, and the control gas output port 7 of the two-position three-way single-control electromagnetic valve B2 serves as the control gas output port of the whole control device. The two-position three-way single control electromagnetic valve A1 and the two-position three-way single control electromagnetic valve B2 are controlled by a control interlocking signal. The two-position three-way single-control solenoid valve A1 and the two-position three-way single-control solenoid valve B2 share an air source for an instrument. And the exhaust port 5 of the two-position three-way single-control electromagnetic valve A1 exhausts the atmosphere.
As shown in FIG. 2, when the two-position three-way single control solenoid valve A1 and the two-position three-way single control solenoid valve B2 are both powered on, the control device controls the gas to output gas, and the control device with the redundant design of the double solenoid valves is in a valve-opening output state. As shown in FIG. 3, when one of the two-position three-way single-control solenoid valve A1 and the two-position three-way single-control solenoid valve B2 is electrified and the other one is in fault and outage, the control device controls air output to be air, and the control device with the redundant design of the double solenoid valves is in an open-valve output state. As shown in FIG. 4, the two-position three-way single-control solenoid valve A1 and the two-position three-way single-control solenoid valve B2 are both de-energized, the control device controls the air output to be de-energized, and the control device with the redundant design of the double solenoid valves is in a valve closing output state.
Claims (5)
1. The utility model provides a two solenoid valve redundant design's controlling means which characterized in that: the two-position three-way single-control electromagnetic valve comprises a two-position three-way single-control electromagnetic valve A (1), a two-position three-way single-control electromagnetic valve B (2), a connecting joint and a connecting pipeline; the two-position three-way single-control electromagnetic valve A (1) and the two-position three-way single-control electromagnetic valve B (2) are connected with the connecting pipeline through connecting joints.
2. The control device of dual solenoid valve redundancy design according to claim 1, characterized in that: the two-position three-way single control solenoid valve A (1) is provided with an input air source port (3), a control air output port (4) and an exhaust port (5); the two-position three-way single control electromagnetic valve B (2) is provided with an input air source port (6), a control air output port (7) and an exhaust port (8); and a control gas output port (4) of the two-position three-way single-control electromagnetic valve A (1) is connected with an exhaust port (8) of the two-position three-way single-control electromagnetic valve B (2), and a control gas output port (7) of the two-position three-way single-control electromagnetic valve B (2) is used as a control gas output port of the whole control device.
3. The control device of dual solenoid valve redundancy design according to claim 2, characterized in that: and the two-position three-way single control electromagnetic valve A (1) and the two-position three-way single control electromagnetic valve B (2) are controlled by a control interlocking signal.
4. The control device of dual solenoid valve redundancy design according to claim 2, characterized in that: the two-position three-way single-control electromagnetic valve A (1) and the two-position three-way single-control electromagnetic valve B (2) share an air source for the spectrometer.
5. The control device of dual solenoid valve redundancy design according to claim 2, characterized in that: and an exhaust port (5) of the two-position three-way single-control electromagnetic valve A (1) exhausts air.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922019390.8U CN211423053U (en) | 2019-11-21 | 2019-11-21 | Control device with double-electromagnetic-valve redundancy design |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922019390.8U CN211423053U (en) | 2019-11-21 | 2019-11-21 | Control device with double-electromagnetic-valve redundancy design |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211423053U true CN211423053U (en) | 2020-09-04 |
Family
ID=72281005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922019390.8U Active CN211423053U (en) | 2019-11-21 | 2019-11-21 | Control device with double-electromagnetic-valve redundancy design |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211423053U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110953211A (en) * | 2019-11-21 | 2020-04-03 | 浙江浙能技术研究院有限公司 | Control device and method for redundant design of double electromagnetic valves |
-
2019
- 2019-11-21 CN CN201922019390.8U patent/CN211423053U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110953211A (en) * | 2019-11-21 | 2020-04-03 | 浙江浙能技术研究院有限公司 | Control device and method for redundant design of double electromagnetic valves |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211423053U (en) | Control device with double-electromagnetic-valve redundancy design | |
| CN111816505B (en) | Control circuit of quick-closing electromagnetic valve of nuclear power plant and main steam system | |
| CN203297725U (en) | Pneumatic single-action control valve hand-operated and automatic control system | |
| CN113104058A (en) | Air brake control unit, brake control device and method for railway vehicle | |
| CN110953211A (en) | Control device and method for redundant design of double electromagnetic valves | |
| CN112303294A (en) | Pneumatic control device of series-parallel connection structure formed by four electromagnetic valves | |
| WO2024099461A1 (en) | Locomotive brake control system and control method | |
| CN205841927U (en) | A kind of emergency cut-off valve control system | |
| CN107985333B (en) | A kind of vehicle is without fiery loopback converting system and vehicle | |
| CN219242769U (en) | Control mechanism for redundant design of double solenoid valves of valve | |
| CN216742232U (en) | Valve gas circuit safety control system of circulating fluidized bed | |
| CN212900955U (en) | Redundant control system of pneumatic isolating valve actuating mechanism | |
| CN212775006U (en) | Integrated air valve bank | |
| CN213685400U (en) | Pneumatic control device of series-parallel connection structure formed by four electromagnetic valves | |
| WO2015120748A1 (en) | Four-state adjustable air path structure | |
| CN111459053B (en) | Positive and negative pressure fast switching device | |
| CN215772661U (en) | Reliable power supply system of gas power plant pressure regulating station valve | |
| CN215568295U (en) | Intelligent exhaust gas closing control valve for monitoring gas flow | |
| CN103529143A (en) | Automatic controller for gas pipeline | |
| CN216844143U (en) | Electromagnetic valve control system for ESD valve of gas pressure regulating station of gas power plant | |
| CN217300718U (en) | Dual-redundancy electromagnetic valve control unit and pneumatic control switch | |
| CN205388153U (en) | Two two way solenoid valve and sound wave soot blower pipeline of using thereof | |
| CN216382774U (en) | Standby control device of single-action pneumatic switch valve | |
| CN113236842A (en) | Intelligent exhaust gas closing control valve for monitoring gas flow | |
| CN214580426U (en) | ESD valve control system for gas supply of gas turbine power plant |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |