CN211675970U - Novel marine gas fire extinguishing systems's time delay remote control discharges device - Google Patents
Novel marine gas fire extinguishing systems's time delay remote control discharges device Download PDFInfo
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- CN211675970U CN211675970U CN201922300491.2U CN201922300491U CN211675970U CN 211675970 U CN211675970 U CN 211675970U CN 201922300491 U CN201922300491 U CN 201922300491U CN 211675970 U CN211675970 U CN 211675970U
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- electromagnetic valve
- valve head
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- intermediate relay
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Abstract
The utility model discloses a novel time delay remote control discharge device of a marine gas fire extinguishing system, which belongs to the field of marine fire fighting equipment, and comprises a first electromagnetic valve head and a second electromagnetic valve head, wherein the first electromagnetic valve head is connected with a first switch, the second electromagnetic valve head is connected with a second switch, and the first electromagnetic valve head and the first switch are connected in parallel with the second electromagnetic valve head and the second switch in a control circuit; the first switch is controlled by an intermediate relay, the second switch is connected with a time relay, the time relay is connected with a second button switch, a second button switch bypass is connected with a switch-on switch, the switch-on switch is controlled by the time relay, the intermediate relay and the time relay are connected in parallel, and after the front end of the intermediate relay is connected with the first button switch in series, the intermediate relay and the time relay are connected in parallel in a control circuit.
Description
Technical Field
The utility model relates to a marine fire-fighting equipment field, in particular to novel marine gas fire extinguishing systems's time delay remote control discharges device.
Background
With the development and investment of ocean and marine projects, marine fire extinguishing systems and controllers become more and more important, most of the existing fire alarm controllers are land-based, and due to the serious situation of fire, great loss is caused to ships, so that the development of a practical marine gas extinguishing system and a relevant controller is urgent.
The fire extinguishing system for implementing gas on the ship has a higher fire extinguishing effect especially by adopting carbon dioxide gas for fire extinguishing, can play the roles of isolating oxygen and cooling, and is particularly suitable for fire extinguishing work of a relatively sealed cabin.
The inventor researches the above situation for a long time and develops a novel delay remote control discharge device of a marine gas fire extinguishing system, and the device has the characteristics of high efficiency, good stability and convenient control.
Disclosure of Invention
An object of the utility model is to provide a novel marine gas fire extinguishing systems's time delay remote control discharges device to solve the inconvenient technical problem of prior art marine gas fire extinguishing systems control.
In order to achieve the above purpose, the technical solution of the present invention is as follows:
a novel delay remote control discharge device of a marine gas fire extinguishing system comprises a first electromagnetic valve head and a second electromagnetic valve head, wherein the first electromagnetic valve head is connected with a first switch, the second electromagnetic valve head is connected with a second switch, and the first electromagnetic valve head and the first switch are connected in a control circuit in parallel with the second electromagnetic valve head and the second switch;
the first switch is controlled by an intermediate relay, the second switch is connected with a time relay, the time relay is connected with a second button switch, a second button switch bypass is connected with a switch-on switch, the switch-on switch is controlled by the time relay, the intermediate relay and the time relay are connected in parallel, and after the front end of the intermediate relay is connected with the first button switch in series, the intermediate relay and the time relay are connected in parallel in a control circuit.
Further, a third button switch is connected between the first button switch and the intermediate relay, the third button switch is initially in a connected state, the first button switch is connected with a third switch in a bypass mode, and the third switch is controlled by the intermediate relay.
Furthermore, the control circuit comprises a pre-alarm signal switch, and the pre-alarm type switch is controlled by an intermediate relay.
Furthermore, the control circuit is connected with a wind and oil cut-off signal switch, the wind and oil cut-off signal switch is controlled by an intermediate relay, and the wind and oil cut-off signal switch is initially in a switch-on state.
Furthermore, the control circuit is provided with a travel switch and a light buzzer in parallel.
Further, the control circuit is connected with an indicator lamp in parallel.
Compare prior art after this scheme of adoption, have following beneficial benefit:
the scheme is that a first electromagnetic valve head is arranged on a control gas cylinder filled with high-pressure nitrogen and used for achieving discharge control on the novel marine gas fire extinguishing system, a second electromagnetic valve head is arranged on a control gas cylinder filled with high-pressure carbon dioxide and used for achieving discharge control on the novel marine gas fire extinguishing system, when the novel marine gas fire extinguishing system is used for fire extinguishing, a first key switch can be triggered, an intermediate relay is electrified, the first switch is opened, the first electromagnetic valve head is opened, nitrogen is discharged to a cabin on fire firstly, oxygen in the cabin is discharged and fire extinguishing operation is conducted, and meanwhile a pre-alarm signal is output through a pre-alarm signal switch;
when the control valves such as outlet valves of a fuel tank and a lubricating oil tank of the fire cabin are confirmed to be closed, all the personnel are confirmed to leave the fire cabin, and all the ventilation openings and the access of the fire cabin are confirmed to be closed; then the second button switch is touched to electrify the time relay, and after 30s (adjustable) delay, the time relay controls the second switch to be switched on, so that the second electromagnetic valve head is opened, and the carbon dioxide controls the gas cylinder to release the carbon dioxide extinguishing agent to realize the extinguishing operation;
through this scheme, can realize that the application of control nitrogen gas comes the preliminary alarm and puts out a fire earlier and rescue, leave, ventilation hole and access & exit under the circumstances of closing, through certain time delay (acquiescence 30 seconds), carry out the release of carbon dioxide fire extinguishing agent to realize the operation of putting out a fire, so this scheme has simple structure, implements the characteristics convenient and the operation of being convenient for, is particularly suitable for and the marine gas operation of putting out a fire.
Drawings
Fig. 1 is an electrical schematic of a preferred embodiment.
Fig. 2 is a schematic view of the overall structure of the preferred embodiment.
Detailed Description
Referring to fig. 1, fig. 2 shows a delayed remote control discharge device of a novel marine gas fire extinguishing system, wherein a control circuit is supplied with 24V dc power, a fuse 31 is connected to the positive pole, and a knob switch 32 is connected to the positive pole for switching on or off the control circuit, and the knob switch 32 is initially in a switch-on state;
an indicator lamp 33 is connected to the control circuit, and when the knob switch 32 is in an on state, the indicator lamp 33 is turned on;
two groups of battery valve heads, namely a first electromagnetic valve head 13 and a second electromagnetic valve head 23, are arranged in the control circuit in parallel, the front end of the first electromagnetic valve head 13 is connected with a first switch 11, and the second electromagnetic valve head 23 is connected with a second switch 21;
the control circuit is connected with a first key switch 34, the rear end of the first key switch 34 is connected with an intermediate relay 1 and a time relay 2 in parallel, the front end of the intermediate relay 1 is connected with a third key switch 36, the third key switch 36 is initially in a switch-on state, the front end of the time relay 2 is connected with a second key switch 35, a second key switch bypass is connected with a switch-on switch 22, and the first key switch 34 bypass is connected with a third switch 12;
the control circuit is also connected with a travel switch 37 and a light buzzer 38;
the specific switch control is as follows: the intermediate relay 1 controls the first switch 11 and the third switch 12, and when the intermediate relay is energized, controls the first switch 11 and the third switch 12 and is in an on state;
the time relay 2 controls the second switch 21 and the on-switch 22, controls the on-switch 22 to be in the on state when the intermediate relay is energized, and controls the second switch 21 to be in the on state after a set time (typically 30 seconds);
the intermediate relay 1 also controls a pre-warning signal switch 41 and an air-fuel cut-off signal switch 42.
In specific use, the CONTROL circuit and components can be packaged in the CONTROL box 5, the first electromagnetic valve head 13 is connected with the nitrogen CONTROL bottle 61, the inflation pressure is 5.9MPa, yellow characters are sprayed on the body of the nitrogen CONTROL bottle 61, and the contents are 'discharge valve CONTROL gas bottle' and corresponding English 'DISCHARGE VALVE CONTROL CYLINDER'; the second electromagnetic valve head 23 is connected with a carbon dioxide CONTROL gas CYLINDER 62, the inflation pressure is 6.6MPa, the body of the carbon dioxide CONTROL CYLINDER 61 is sprayed with yellow characters, and the contents are a carbon dioxide CONTROL gas CYLINDER and corresponding English 'CO 2 CONTROL CYLINDER'; the nitrogen control cylinder 61 and the carbon dioxide control cylinder 62 are both connected with a pipeline 64 and a pressure gauge 63, a low-pressure-release high-pressure-seal valve 65 is connected in the pipeline 64, and a check valve 66 is arranged at the tail end of the pipeline 64 and used for connecting a gas path pipeline and conveying the gas path pipeline to a corresponding cabin;
when the door is in a normal state, the control circuit supplies power normally, the knob switch 32 is in a switch-on state, the indicator light 33 (which can be displayed as a green light) is normally lightened, the travel switch 37 is pressed by the door plate of the box body and is in a switch-off state, and the light buzzer 38 is also switched off; when someone mistakenly operates to open the door plate of the box body, the travel switch 37 is switched on, and the light buzzer 38 is in a working state, so that the functions of reminding and warning are achieved;
meanwhile, since the intermediate relay 1 is not controlled by power, the alarm signal switch 41 is in an off state, and the wind oil cut-off signal switch 42 is in an on state, so that a user can obtain a current alarm signal and a current wind oil cut-off signal through the two switches.
When a cabin in a ship has a fire, a user can open the control box 5 to touch the first key switch 34, the intermediate relay 1 is electrified and open the first switch 11 because the third key switch 34 is in a communicated state, so that the first electromagnetic valve head 13 is opened, the nitrogen control bottle 61 is discharged, nitrogen is discharged to the cabin which is on fire firstly for removing oxygen in the cabin and extinguishing the fire, a pre-alarm signal is output through the pre-alarm signal switch 41, and the intermediate relay 1 simultaneously controls the third switch 12 to be in a communicated state;
when the control valves such as outlet valves of a fuel tank and a lubricating oil tank of the fire cabin are confirmed to be closed, all the personnel are confirmed to leave the fire cabin, and all the ventilation openings and the access of the fire cabin are confirmed to be closed; the second button switch 35 is touched again to electrify the time relay 2, after 30s (adjustable) delay, the time relay 2 controls the second switch 21 to be switched on, so that the second electromagnetic valve head 23 is opened, the carbon dioxide controls the gas cylinder 62 to release the carbon dioxide fire extinguishing agent to realize the fire extinguishing operation, when the time relay 2 is electrified, the switch-on switch 22 is controlled to be in a switch-on state, in the state, an operator does not need to press the second button switch 35 for a long time, and the bypass of the second button switch 35 is already switched on;
within this 30 second period, if the carbon dioxide fire extinguishing system needs to be terminated immediately, the operator activates the third push-button switch 35, and the intermediate relay 1 is in the de-energized state, the third switch 12 controlled by the intermediate relay is switched to the off state, and the first push-button switch 34 is also in the off state, in which the time relay 2 is in the de-energized state, and the second solenoid valve head 23 controlled by the intermediate relay is not opened any more.
Through this scheme, can realize that the application of control nitrogen gas comes the preliminary alarm and puts out a fire earlier and rescue, leave, ventilation hole and access & exit under the circumstances of closing, through certain time delay (acquiescence 30 seconds), carry out the release of carbon dioxide fire extinguishing agent to realize the operation of putting out a fire, so this scheme has simple structure, implements the characteristics convenient and the operation of being convenient for, is particularly suitable for and the marine gas operation of putting out a fire.
Claims (6)
1. The utility model provides a novel marine gas fire extinguishing systems's time delay remote control discharges device which characterized in that: the electromagnetic valve comprises a first electromagnetic valve head and a second electromagnetic valve head, wherein the first electromagnetic valve head is connected with a first switch, the second electromagnetic valve head is connected with a second switch, and the first electromagnetic valve head and the first switch are connected with the second electromagnetic valve head and the second switch in parallel in a control circuit;
the first switch is controlled by an intermediate relay, the second switch is connected with a time relay, the time relay is connected with a second button switch, a second button switch bypass is connected with a switch-on switch, the switch-on switch is controlled by the time relay, the intermediate relay and the time relay are connected in parallel, and after the front end of the intermediate relay is connected with the first button switch in series, the intermediate relay and the time relay are connected in parallel in a control circuit.
2. The novel delayed remote control release device of the marine gas fire extinguishing system according to claim 1, wherein: and a third button switch is connected between the first button switch and the intermediate relay, the third button switch is initially in a switch-on state, the first button switch is connected with a third switch in a bypass mode, and the third switch is controlled by the intermediate relay.
3. The novel delayed remote control release device of the marine gas fire extinguishing system according to claim 1, wherein: the control circuit comprises a pre-alarm signal switch, and the pre-alarm type switch is controlled by an intermediate relay.
4. The novel delayed remote control release device of the marine gas fire extinguishing system according to claim 3, wherein: the control circuit comprises a wind and oil cut-off signal switch, the wind and oil cut-off signal switch is controlled by an intermediate relay, and the wind and oil cut-off signal switch is initially in a switch-on state.
5. The novel delayed remote control release device of the marine gas fire extinguishing system according to claim 1, wherein: the control circuit is provided with a travel switch and a light buzzer in parallel.
6. The novel delayed remote control release device of the marine gas fire extinguishing system according to claim 1, wherein: the control circuit is connected with an indicator lamp in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922300491.2U CN211675970U (en) | 2019-12-20 | 2019-12-20 | Novel marine gas fire extinguishing systems's time delay remote control discharges device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922300491.2U CN211675970U (en) | 2019-12-20 | 2019-12-20 | Novel marine gas fire extinguishing systems's time delay remote control discharges device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211675970U true CN211675970U (en) | 2020-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922300491.2U Active CN211675970U (en) | 2019-12-20 | 2019-12-20 | Novel marine gas fire extinguishing systems's time delay remote control discharges device |
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| Country | Link |
|---|---|
| CN (1) | CN211675970U (en) |
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2019
- 2019-12-20 CN CN201922300491.2U patent/CN211675970U/en active Active
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