CN215334742U - Novel electromagnetic valve device applied to cut-off valve - Google Patents
Novel electromagnetic valve device applied to cut-off valve Download PDFInfo
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- CN215334742U CN215334742U CN202023003139.1U CN202023003139U CN215334742U CN 215334742 U CN215334742 U CN 215334742U CN 202023003139 U CN202023003139 U CN 202023003139U CN 215334742 U CN215334742 U CN 215334742U
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Abstract
The utility model discloses a novel electromagnetic valve device applied to a cut-off valve, which comprises a first electromagnetic valve, wherein the first electromagnetic valve comprises an a-c port and a b-c port, the first electromagnetic valve is connected with an air source, a second electromagnetic valve and a central control chamber, the second electromagnetic valve comprises a d-e port and an f-e port, the second electromagnetic valve is connected with the central control chamber, the second electromagnetic valve is connected with an air cylinder, the air cylinder is connected with an automatic valve, the automatic valve is connected with a storage tank, and the storage tank is connected with a vent port through the automatic valve; the novel electromagnetic valve device applied to the stop valve can prevent the automatic valve from being opened due to insufficient air supply of the air cylinder, so that gas in the storage tank is prevented from leaking, and the novel electromagnetic valve device is simple in design, low in manufacturing cost and obvious in achievable beneficial effect.
Description
Technical Field
The utility model relates to a novel electromagnetic valve device, in particular to a novel electromagnetic valve device applied to a stop valve.
Background
The existing chemical engineering device is provided with an emergency cut-off valve which is generally provided with two types of electromagnetic valves of a failure opening type and a failure closing type, and the two-position three-way single electromagnetic valve is mostly adopted for control, but the control mode still has high failure probability relative to a device with higher failure rate, so that the failure of the electromagnetic valve can cause serious consequences once the failure of the electromagnetic valve occurs, the device can be interlocked and stopped, the material waste and the serious leakage of toxic and harmful gases can be caused besides the interlocking and the stopping, and irrecoverable or even irrecoverable consequences can be caused.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides a novel electromagnetic valve device applied to a stop valve. The technical scheme adopted by the utility model is as follows: the utility model provides a be applied to novel solenoid valve device in trip valve, includes first solenoid valve, first solenoid valve includes a-c mouth and b-c mouth, first solenoid valve is connected with air supply, second solenoid valve and well accuse room, the second solenoid valve includes d-e mouth and f-e mouth, the second solenoid valve with well accuse room is connected, the second solenoid valve is connected with the cylinder, the cylinder is connected with automatic valve, automatic valve is connected with the storage tank, the storage tank passes through automatic valve is connected with the drain.
Further, the first solenoid valve is one of the following solenoid valves: direct-acting solenoid valves, step-by-step direct-acting or pilot-operated solenoid valves.
Further, the second solenoid valve is one of the following solenoid valves: direct-acting solenoid valves, step-by-step direct-acting or pilot-operated solenoid valves.
Furthermore, a pressure monitoring device is installed at the joint of the storage tank and the automatic valve.
Further, the automatic valve is one of safety valves.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model relates to a novel electromagnetic valve device applied to a stop valve.A central control chamber sends a voltage signal to drive a first electromagnetic valve and a second electromagnetic valve to be synchronously started, a gas source charges gas into the first electromagnetic valve and the second electromagnetic valve, the gas simultaneously enters an a-c port and a d-e port, the gas entering the a-c port enters the second electromagnetic valve through the d-e port, the first electromagnetic valve and the second electromagnetic valve simultaneously charge a cylinder, the gas charges to compress an automatic valve in the cylinder to be in a closed state, when the gas is discharged from the cylinder or the gas in the cylinder is less, the spring is not in a compressed state any more, the automatic valve is opened, the gas stored in a storage tank is discharged through an emptying port.
When the second electromagnetic valve fails, the d-e port is powered off and closed, the f-e port is powered off and opened, and the first electromagnetic valve can supply air to the cylinder through the a-c port and the d-e port of the second electromagnetic valve.
When the first electromagnetic valve fails, the ports a-c are powered off and closed, and the air source supplies air to the air cylinder through the ports d-e of the second electromagnetic valve.
Therefore, the first electromagnetic valve and the second electromagnetic valve are simultaneously controlled to supply air to the air cylinder, or the first electromagnetic valve and the second electromagnetic valve are respectively controlled to supply air to the air cylinder, so that the problem that the automatic valve cannot be opened for supplying air to the air cylinder due to the failure of one of the electromagnetic valves is prevented, and the gas in the storage tank is leaked.
2. The novel electromagnetic valve device applied to the stop valve has the advantages of simple design, low manufacturing cost and obvious achievable beneficial effects.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without making any inventive changes.
FIG. 1 is a schematic view of the present invention.
In the figure, 1-a first electromagnetic valve, 2-a-c ports, 3-b-c ports, 4-air source, 5-a second electromagnetic valve, 6-central control chamber, 7-d-e ports, 8-f-e ports, 9-air cylinder, 10-automatic valve, 11-storage tank and 12-emptying port.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be described clearly and completely with reference to the accompanying drawings.
The core of the utility model is to provide a novel electromagnetic valve device applied to a cut-off valve, the device can prevent the automatic valve from being opened due to insufficient air supply of an air cylinder to cause gas leakage in a storage tank, and the device has the advantages of simple design, low manufacturing cost and obvious achievable beneficial effect.
Fig. 1 is a schematic view of the present invention, and as shown in fig. 1, the present invention provides a novel electromagnetic valve device applied to a shut-off valve, which includes a first electromagnetic valve 1, where the first electromagnetic valve 1 includes a-c ports 2 and b-c ports 3, the first electromagnetic valve 1 is connected to an air source 4, a second electromagnetic valve 5 and a central control chamber 6, the second electromagnetic valve 5 includes d-e ports 7 and f-e ports 8, the second electromagnetic valve 5 is connected to the central control chamber 6, the second electromagnetic valve 5 is connected to an air cylinder 9, the air cylinder 9 is connected to an automatic valve 10, the automatic valve 10 is connected to a storage tank 11, and the storage tank 11 is connected to a vent 12 through the automatic valve 10.
Specifically, the first solenoid valve 1 is one of the following solenoid valves: direct-acting solenoid valves, step-by-step direct-acting or pilot-operated solenoid valves.
Specifically, the second solenoid valve 5 is one of the following solenoid valves: direct-acting solenoid valves, step-by-step direct-acting or pilot-operated solenoid valves.
Specifically, a pressure monitoring device is installed at the joint of the storage tank 11 and the automatic valve.
Specifically, the automatic valve 10 is one of safety valves.
The working principle of the utility model is as follows: the central control chamber 6 sends a 24V voltage signal to drive the first electromagnetic valve 1 and the second electromagnetic valve 5 to be started synchronously, the gas source 4 charges gas into the first electromagnetic valve 1 and the second electromagnetic valve 5, the gas simultaneously enters the a-c port 2 and the d-e port 7, the gas entering the a-c port 2 enters the second electromagnetic valve 5 through the d-e port 7, the gas simultaneously entering the a-c port 2 and the d-e port 7 enters the cylinder 9 through the second electromagnetic valve 5, the gas is charged to compress the spring in the cylinder 9 to enable the automatic valve 10 to be in a closed state, when the gas is discharged from the cylinder 9 or the gas in the cylinder 9 is less, the spring is not in a compressed state any more, the automatic valve 10 is opened, the gas stored in the storage tank 11 is discharged and is discharged through the vent 12.
When the second electromagnetic valve 5 fails, the d-e port 7 is powered off and closed, the f-e port 8 is powered off and opened, and the first electromagnetic valve 1 can supply air to the air cylinder 9 through the a-c port 2 and the d-e port 7 of the second electromagnetic valve 5.
When the first electromagnetic valve 1 fails to be electrified, the a-c port 2 is powered off and closed, and the air source 4 supplies air to the air cylinder 9 through the d-e port 7 of the second electromagnetic valve 5.
Therefore, the first electromagnetic valve 1 and the second electromagnetic valve 5 are simultaneously controlled to supply air to the air cylinder 9, or the first electromagnetic valve 1 and the second electromagnetic valve 5 are respectively controlled to supply air to the air cylinder 9, so that the problem that the automatic valve 10 cannot be opened to supply air to the air cylinder 9 due to the failure of one of the electromagnetic valves is prevented, and the gas in the storage tank 11 is leaked.
The first solenoid valve 1 is one of the following solenoid valves: direct-acting solenoid valves, step-by-step direct-acting or pilot-operated solenoid valves.
The second solenoid valve 5 is one of the following solenoid valves: direct-acting solenoid valves, step-by-step direct-acting or pilot-operated solenoid valves.
The pressure monitoring device is installed with control valve junction to storage tank 11, and when 11 internal pressures of storage tank were too big, pressure monitoring device monitoring pressure, pressure monitoring device can push open automatic valve 10 voluntarily, carries out pressure release, can prevent that 11 internal pressures of storage tank are too big to cause potential safety hazards such as explosion.
The automatic valve 10 is one of safety valves.
Other embodiments of the present application will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. This application is intended to cover any variations, uses, or adaptations of the utility model following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice in the art to which the utility model pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope of the disclosure being indicated by the following claims.
It will be understood that the present application is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The above-described embodiments of the present application do not limit the scope of the present application.
Claims (5)
1. The utility model provides a be applied to novel solenoid valve device in trip valve, includes first solenoid valve, its characterized in that, first solenoid valve includes a-c mouth and b-c mouth, first solenoid valve is connected with air supply, second solenoid valve and well accuse room, the second solenoid valve includes d-e mouth and f-e mouth, the second solenoid valve with well accuse room is connected, the second solenoid valve is connected with the cylinder, the cylinder is connected with automatic valve, automatic valve is connected with the storage tank, the storage tank passes through automatic valve is connected with the drain.
2. The novel electromagnetic valve device applied to the shut-off valve as claimed in claim 1, wherein the first electromagnetic valve is one of the following electromagnetic valves: direct-acting solenoid valves, step-by-step direct-acting or pilot-operated solenoid valves.
3. The novel electromagnetic valve device applied to the shut-off valve as claimed in claim 1, wherein the second electromagnetic valve is one of the following electromagnetic valves: direct-acting solenoid valves, step-by-step direct-acting or pilot-operated solenoid valves.
4. The novel electromagnetic valve device applied to the shut-off valve as claimed in claim 1, wherein a pressure monitoring device is installed at the joint of the storage tank and the automatic valve.
5. The novel electromagnetic valve device applied to the shut-off valve is characterized in that the automatic valve is one of safety valves.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022031665 | 2020-09-16 | ||
| CN2020220316652 | 2020-09-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215334742U true CN215334742U (en) | 2021-12-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023003139.1U Active CN215334742U (en) | 2020-09-16 | 2020-12-14 | Novel electromagnetic valve device applied to cut-off valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215334742U (en) |
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2020
- 2020-12-14 CN CN202023003139.1U patent/CN215334742U/en active Active
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