CN214864560U - Automatic spraying reduction system for industrial gas - Google Patents
Automatic spraying reduction system for industrial gas Download PDFInfo
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- CN214864560U CN214864560U CN202121632742.8U CN202121632742U CN214864560U CN 214864560 U CN214864560 U CN 214864560U CN 202121632742 U CN202121632742 U CN 202121632742U CN 214864560 U CN214864560 U CN 214864560U
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Abstract
The utility model provides an automatic spraying abatement system for industrial gas, which comprises a controller, an audible and visual alarm, a spraying device, a spraying pipeline and an automatic valve; the spraying device and the audible and visual alarm are arranged in a cofferdam where the industrial gas storage tank is located; the spraying device is connected with the spraying pipeline, and the controller is respectively and electrically connected with the audible and visual alarm and the automatic valve; the automatic valve is arranged on the water inlet pipeline of the spraying pipeline, and the controller is used for controlling the automatic valve and the spraying device to be opened after receiving the alarm signal sent by the audible and visual alarm. The utility model provides a potential safety hazard and environmental protection pollution's that the ammonia leaked the existence problem, equipment is simple.
Description
Technical Field
The utility model relates to a spray and subdue technical field, in particular to industrial gas's automatic spray subducts system
Background
The industrial gas is a bottled compressed liquid gas which is gaseous at normal temperature and normal pressure, and various gases such as chlorine and ammonia are mainly used in various industrial manufacturing aspects. Industrial gases are stored in tanks, the pressure in which increases with increasing temperature. In the high-temperature environment in summer, the temperature of the storage tank is increased to a certain temperature range, even the storage tank has explosion risk, and the storage tank must be cooled.
The existing industrial gas storage tank is provided with a spray cooling device, as shown in fig. 1. When the weather is hot, in order to ensure that storage tank pressure is in normal range, need manually open the valve, the water sprays the cooling to the storage tank. Because the spray cooling device is operated manually, once industrial gas leaks, workers do not react in time and operate the spray cooling device, so that the industrial gas escapes, environmental pollution is brought, fire or explosion accidents are easy to cause, and great potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
Therefore, an automatic spraying device is needed to be provided for solving the problem that the existing spraying cooling device is inconvenient to operate manually and is not operated timely, so that harm is caused.
The application provides an automatic spraying abatement system for industrial gas, which comprises a controller, an audible and visual alarm, a spraying device, a spraying pipeline and an automatic valve; the audible and visual alarm is arranged in a cofferdam where the industrial gas storage tank is located;
the spraying device is arranged on the spraying pipeline, and the controller is respectively and electrically connected with the audible and visual alarm and the automatic valve;
the automatic valve is arranged on the water inlet pipeline of the spraying pipeline, and the controller is used for controlling the automatic valve and the spraying device to be opened after receiving the alarm signal sent by the audible and visual alarm.
As a further aspect of the present invention, the number of the spraying devices is plural, and the spraying devices are disposed around the storage tank for the industrial gas.
As a further scheme of the utility model, audible-visual annunciator's quantity is a plurality of, encircle set up in around the industry gas storage jar, and with atomizer crisscross setting in the space.
As a further scheme of the utility model, still include manual valve, manual valve with automatic valve connects in parallel to be set up the water inlet pipe way that sprays the pipeline.
As a further aspect of the present invention, a submersible pump is further provided in the cofferdam, the submersible pump being electrically connected to the controller.
As a further proposal of the utility model, a first water treatment valve and a second water treatment valve are also arranged in the cofferdam; when the controller does not receive the alarm signal sent by the audible and visual alarm, the controller is used for controlling the first water treatment valve to be in an opening state and controlling the second water treatment valve to be in a closing state; when the controller receives the alarm signal sent by the audible and visual alarm, the controller is used for controlling the second water treatment valve to be in an opening state and controlling the first water treatment valve to be in a closing state.
As a further proposal, the water inlet pipeline of the spraying pipeline is connected with an indoor fire hydrant pipe network.
As a further aspect of the present invention, the spraying device is an open spraying device.
As a further proposal, the utility model also comprises a drainage valve and a liquid level sensor, the drainage valve and the liquid level sensor are all arranged in the cofferdam and are electrically connected with the controller.
Different from the prior art, the technical scheme has the following advantages:
the utility model discloses be connected the controller respectively with audible-visual annunciator, automatic valve electricity, audible-visual annunciator carries out audible-visual annunciator immediately when detecting gas leakage, to sensor send signal, sensor control automatic valve opens, sprays the gas absorption that the water source will leak, has solved the potential safety hazard and the environmental protection pollution that industrial gas leaked the existence.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic view of a conventional spray cooling device;
FIG. 2 is a schematic view of an automatic spray abatement system for industrial gases according to this embodiment;
fig. 3 is a schematic circuit diagram of an automatic spray abatement system for industrial gas according to this embodiment.
Description of reference numerals:
1. controller
2. Audible and visual alarm
3. Spraying device
4. Spraying pipeline
5. Automatic valve
6. Industrial gas storage tank
7. Cofferdam
71. Submersible pump
72. First water treatment valve
73. Second water treatment valve
8. Hand valve
9. Drain valve
10. Liquid level sensor
Detailed Description
To explain technical contents, structural features, and objects and effects of the technical solutions in detail, the following detailed description is given with reference to the accompanying drawings in conjunction with the embodiments.
As shown in fig. 2, the utility model provides an automatic spraying abatement system for industrial gas. Including but not limited to ammonia, chlorine, and the like.
The system comprises a controller 1, an audible and visual alarm 2, a spraying device 3, a spraying pipeline 4 and an automatic valve 5.
The audible and visual alarm 2 is arranged in a cofferdam 7 where an industrial gas storage tank 6 is positioned. The audible and visual alarm 2 is composed of a detector and an alarm control host, is widely applied to petrochemical industries with toxic gas in petroleum, gas, chemical industry, oil depots and the like, is used for detecting the leakage condition of indoor and outdoor dangerous places, and is an important instrument for ensuring production and personal safety. When the gas leakage condition exists in the detected place, the detector converts the gas signal into a voltage signal or a current signal and transmits the voltage signal or the current signal to the alarm instrument, and the instrument displays the percentage concentration value of the lower explosion limit of the toxic gas. When the concentration of toxic gas exceeds the alarm set value, the audible and visual alarm signal prompt is generated, and the person on duty takes safety measures in time to avoid the occurrence of explosion accidents.
The spraying pipeline 4 is arranged around the industrial gas storage tank 6, and the spraying device 3 is arranged on the spraying pipeline 4. In this embodiment, an opening is formed in the shower line, and the spraying device is provided in the shower line. The spraying device is an atomizing water spray head, so that water particles are small, evaporation and heat absorption can be rapidly realized, and the cooling speed is higher than that of a common spray head; can evenly spray atomized water, quickly absorb leaked industrial gas, and has high efficiency and high speed.
The controller 1 is respectively and electrically connected with the audible and visual alarm 2 and the automatic valve 5. The automatic valve 5 is arranged on the water inlet pipeline of the spraying pipeline 4, and the controller 1 is used for controlling the automatic valve 5 and the spraying device 3 to be opened after receiving the alarm signal sent by the audible and visual alarm 2. The controller includes but is not limited to a single chip, a PLC (programmable logic controller), an FPGA (field programmable gate array), and the like.
Use the utility model discloses an in-process, in case industrial gas leaks, any audible-visual annunciator 2 detects industrial gas, will all advance to send sound and flash of light on the scene to transmit the signal to controller 1 immediately, controller 1 control automatic valve 5 is opened immediately, and the water that has pressure gets into spray pipe way 4 immediately, and atomizer 3 begins the vaporific water of blowout immediately, forms a protection casing, absorbs the gas that will leak at the protection casing, becomes sewage, avoids it to spill over.
In a preferred embodiment, the spraying device 3 is provided in a plurality and is arranged around the industrial gas storage tank 6. Through setting up a plurality ofly atomizer makes the moisture evenly distributed that sprays the watering, forms a protection casing, absorbs the industrial gas who leaks in the protection casing. When the industrial gas is ammonia gas, absorbing the ammonia gas by using water to make the ammonia gas become dilute ammonia water, and avoiding the ammonia gas from escaping; when the industrial gas is chlorine, the alkaline liquid is used for absorbing the chlorine, and the alkaline liquid is sprayed to avoid the overflow of the chlorine. In this embodiment, there are 8 spraying devices around the industrial gas storage tank, and the positions of the spraying devices are arranged according to the wind direction and the leakage points.
In a preferred embodiment, the audible and visual alarm 2 is provided in a plurality, and is arranged around the industrial gas storage tank 6 and is spatially staggered with the spraying device 3. The audible and visual alarm surrounds the industrial gas storage tank. In the embodiment, the audible and visual alarm can detect gas and give an alarm when gas leakage occurs locally. However, due to the influence of different leakage points, different wind directions during leakage and the like, not all alarms can give an alarm when leakage occurs, and therefore a plurality of audible and visual alarms are required to be arranged to prevent the toxic gas content in the air of a certain part from approaching or reaching the lower explosion limit concentration.
In the preferred embodiment, the automatic spraying device further comprises a manual valve 8, and the manual valve 8 and the automatic valve 5 are arranged on the water inlet pipeline of the spraying pipeline 4 in parallel. The two valves are arranged in parallel, if the automatic valve 5 fails, the manual valve 8 is immediately opened to perform spraying reduction, and the damage caused by the fact that the overflowing industrial gas cannot be sprayed due to the failure of the automatic valve is avoided.
In a preferred embodiment, a submersible pump 71 is further disposed within cofferdam 7, and is electrically connected to the controller. When the submersible pump is used, the whole unit is submerged to work, and water in the cofferdam is pumped into an accident emergency pool or a rainwater ditch. The controller is electrically connected with the submersible pump, and the submersible pump can be controlled to be turned on or off through the controller. When sewage exists in the cofferdam, the controller starts the submersible pump to discharge the sewage in the cofferdam into the accident emergency pool.
In the preferred embodiment, a first water treatment valve 72 and a second water treatment valve 73 are further disposed in the cofferdam 7. The first water treatment valve is used for controlling rainwater drainage, and the second water treatment valve is used for controlling sewage drainage. And when the controller 1 does not receive the alarm signal sent by the audible and visual alarm 2, the controller is used for controlling the first water treatment valve to be in an opening state and controlling the second water treatment valve to be in a closing state. Under normal conditions, the first water treatment valve is in an open state, and rainwater and other non-sewage water in the cofferdam are drained into the rainwater ditch. When the controller receives the alarm signal sent by the audible and visual alarm, the controller is used for controlling the second water treatment valve to be in an opening state and controlling the first water treatment valve to be in a closing state. When a gas leak occurs, the sprayed water absorbs the industrial gas and turns into sewage. The second water treatment valve is opened, the first water treatment valve is closed, sewage is discharged into the accident emergency pool, and then is sent to the biochemical pool to be disposed and then is discharged up to the standard, so that the sewage is prevented from being directly discharged into a rainwater ditch to pollute the environment. In addition, the controller is closing at the first water treatment valve of control, and the second water treatment valve is opened the time, opens the immersible pump and squeezes sewage into the emergent pond of accident.
In the preferred embodiment, the water inlet line of the spray line 4 is also connected to a hydrant. The water inlet pipeline is an indoor fire hydrant pipe network, is provided with an indoor fire pump, is used for one purpose and is standby for another purpose, automatic control is carried out through pressure change, and the occurrence of accidents can be prevented. The spray pipeline and the fire hydrant pipeline are all components of a fire-fighting spray system. The shower pipe is the tail end drain pipe of the fire-fighting spray fire protection system. Is one of the important components of a fire protection system, and is usually used in conjunction with a main conduit and a shower head. The spray pipeline and the fire hydrant can be connected by threads, groove type pipe joints or flanges.
In a preferred embodiment, the spraying device 3 is an open spraying device. The open type spraying device is a normally open type spraying device, when the spraying device is opened, all the spraying devices can spray mist water together to form a protective cover, leaked industrial gas is absorbed by the water in the protective cover, and the industrial gas is prevented from escaping.
In the preferred embodiment, the cofferdam further comprises a drainage valve 9 and a liquid level sensor 10, wherein the drainage valve 9 and the liquid level sensor 10 are both arranged in the cofferdam 7 and are electrically connected with the controller 1. When the water in the cofferdam reaches a set first height, such as 2/3 of the height of the cofferdam, the liquid level sensor sends a first signal to the controller, the controller receives the signal and controls the drainage valve to be opened, the water in the cofferdam is drained from the drainage valve, and the liquid level is lowered. When the liquid level of the water in the cofferdam drops to a set second height, such as 1/10 of the cofferdam height, the liquid level sensor sends a second signal to the controller, and the controller receives the second signal and controls the drainage valve to close to stop outward drainage.
Although the above embodiments have been described herein, the scope of the present invention is not limited thereto. Therefore, based on the innovative concept of the present invention, the changes and modifications of the embodiments described herein, or the equivalent structure or equivalent process changes made by the contents of the specification and the drawings of the present invention, directly or indirectly apply the above technical solutions to other related technical fields, all included in the protection scope of the present invention.
Claims (9)
1. An automatic spraying reduction system for industrial gas is characterized by comprising a controller, an audible and visual alarm, a spraying device, a spraying pipeline and an automatic valve; the audible and visual alarm is arranged in a cofferdam where the industrial gas storage tank is located;
the spraying device is arranged on the spraying pipeline, and the controller is respectively and electrically connected with the audible and visual alarm and the automatic valve;
the automatic valve is arranged on the water inlet pipeline of the spraying pipeline, and the controller is used for controlling the automatic valve and the spraying device to be opened after receiving the alarm signal sent by the audible and visual alarm.
2. The automatic spray abatement system of claim 1, wherein the plurality of spray devices is disposed around the industrial gas storage tank.
3. The system of claim 1, wherein the plurality of audible and visual alarms are circumferentially disposed around the industrial gas storage tank and spatially staggered from the spray device.
4. The automatic spray abatement system of industrial gas of claim 1, further comprising a manual valve disposed in parallel with the automatic valve on an inlet line of the spray line.
5. The automatic spray abatement system of industrial gas of claim 1, wherein a submersible pump is further disposed within the cofferdam, the submersible pump being electrically connected to the controller.
6. The automatic spray abatement system of industrial gas according to claim 1 or 5, wherein a first water treatment valve and a second water treatment valve are further disposed within said cofferdam;
when the controller does not receive the alarm signal sent by the audible and visual alarm, the controller is used for controlling the first water treatment valve to be in an opening state and controlling the second water treatment valve to be in a closing state;
when the controller receives the alarm signal sent by the audible and visual alarm, the controller is used for controlling the second water treatment valve to be in an opening state and controlling the first water treatment valve to be in a closing state.
7. The automatic spray abatement system of industrial gas of claim 1, wherein the water inlet line of the spray line is further connected to an indoor fire hydrant network.
8. The automatic spray abatement system of industrial gas of claim 1 or 2, wherein the spray device is an open spray device.
9. The automatic spray abatement system of industrial gas of claim 1, further comprising a drain valve, a level sensor, both disposed in the cofferdam and electrically connected to the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121632742.8U CN214864560U (en) | 2021-07-19 | 2021-07-19 | Automatic spraying reduction system for industrial gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121632742.8U CN214864560U (en) | 2021-07-19 | 2021-07-19 | Automatic spraying reduction system for industrial gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214864560U true CN214864560U (en) | 2021-11-26 |
Family
ID=78926720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121632742.8U Active CN214864560U (en) | 2021-07-19 | 2021-07-19 | Automatic spraying reduction system for industrial gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214864560U (en) |
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2021
- 2021-07-19 CN CN202121632742.8U patent/CN214864560U/en active Active
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