CN218249419U - Emergency treatment device and equipment for liquid ammonia leakage - Google Patents
Emergency treatment device and equipment for liquid ammonia leakage Download PDFInfo
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- CN218249419U CN218249419U CN202222298385.7U CN202222298385U CN218249419U CN 218249419 U CN218249419 U CN 218249419U CN 202222298385 U CN202222298385 U CN 202222298385U CN 218249419 U CN218249419 U CN 218249419U
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Abstract
The application provides an emergency treatment device and equipment for liquid ammonia leakage, wherein the emergency treatment device for liquid ammonia leakage comprises a water storage tank, a first water outlet pump, a liquid ammonia refrigeration workshop and a sewage collection tank; the water storage tank is provided with a first water inlet and a first water outlet, and the first water inlet is communicated with the water supplementing device; one end of the first water outlet pump is communicated with the first water outlet; the liquid ammonia refrigeration workshop comprises an annular spray pipe, a plurality of ammonia detection alarm instruments and a plurality of fire-fighting water spray heads, wherein the annular spray pipe is provided with a plurality of spray ports, the annular spray pipe is communicated with the other end of the first water outlet pump, the ammonia detection alarm instruments are uniformly distributed in the liquid ammonia refrigeration workshop, each fire-fighting water spray head is correspondingly arranged right above one ammonia detection alarm instrument, and the fire-fighting water spray heads are communicated with the other end of the first water outlet pump; and the sewage collecting tank is communicated with the liquid ammonia refrigeration workshop.
Description
Technical Field
The utility model relates to an emergent field of environmental safety especially relates to an emergency treatment device and equipment that liquid ammonia leaked.
Background
Ammonia belongs to flammable and explosive gas, has strong toxicity and corrosivity, is very easy to dissolve in water, is convenient to transport and use, generally reduces the temperature and pressurizes the ammonia to convert the ammonia into a liquid state, and places the liquid ammonia in a storage tank, and the liquid ammonia has wide application and is commonly used in refrigeration, water plant disinfection, chemical synthesis and other industries. The storage and transportation of liquid ammonia involve many devices and accessories, such as pressure vessel, pipeline, valve pipe fitting, monitoring instrument etc. have a large amount of solder joints welding seam, flange, screw thread etc. and the leakage of above any position all can lead to major accident, for guaranteeing that the liquid ammonia of leaking can obtain effectual control the very first time, prevents that the ammonia from diffusing on a large scale and influencing the surrounding environment, consequently must be sealed in leaking the region.
However, most of the existing liquid ammonia leakage devices adopt water spray to deal with liquid ammonia leakage accidents, if leakage occurs at a certain point, the corresponding spray head is opened, the spray shape is umbrella-shaped, and due to interference between adjacent spray heads, the uniformity of umbrella-shaped water spray is poor, so that the possibility that ammonia gas diffuses to the outside from a position with low water spray density exists.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the weak point among the prior art, provide an emergency treatment device and equipment that water smoke covers even and be difficult to take place the liquid ammonia leakage that ammonia leaked.
The purpose of the utility model is realized through the following technical scheme:
an emergency treatment device for liquid ammonia leaks, comprising:
the water storage tank is provided with a first water inlet and a first water outlet, and the first water inlet is communicated with the water supplementing device;
one end of the first water outlet pump is communicated with the first water outlet;
the liquid ammonia refrigeration workshop comprises an annular spray pipe, a plurality of ammonia detection alarm instruments and a plurality of fire-fighting water spray heads, wherein the annular spray pipe is provided with a plurality of spray ports and is communicated with the other end of the first water outlet pump;
and the sewage collecting tank is communicated with the liquid ammonia refrigeration workshop.
In one embodiment, the spraying direction of each fire water nozzle is set towards one ammonia detection alarm.
In one embodiment, the water storage tank is provided with a water level monitor.
In one embodiment, the annular shower pipe is a rectangular shower pipe.
In one embodiment, the liquid ammonia refrigeration plant is further provided with an annular sewage cofferdam, and the annular sewage cofferdam is uniformly distributed on the periphery of the liquid ammonia refrigeration plant.
In one embodiment, the annular sewage cofferdam is a rectangular sewage cofferdam.
In one embodiment, the sewage collecting tank is formed with a second water inlet and a second water outlet, and the second water inlet is communicated with the annular sewage cofferdam.
In one embodiment, the emergency treatment device for liquid ammonia leakage further comprises a second water outlet pump, and one end of the second water outlet pump is communicated with the second water outlet.
In one embodiment, the emergency treatment device for liquid ammonia leakage further comprises a pressure gauge and a flow meter, and the first water outlet pump, the pressure gauge and the flow meter are sequentially communicated.
The utility model provides an emergency treatment equipment that liquid ammonia leaked, includes moisturizing device and above-mentioned arbitrary embodiment emergency treatment device that liquid ammonia leaked, the moisturizing device with first water inlet intercommunication, so that the moisturizing device with the tank intercommunication.
Compared with the prior art, the utility model discloses at least, following advantage has:
the utility model provides an emergency treatment device of liquid ammonia leakage is provided with annular shower and a plurality of fire water shower nozzle in liquid ammonia refrigeration workshop, and each fire water shower nozzle is corresponding to an ammonia and detects the setting directly over the alarm instrument, and the fire water shower nozzle corresponds absorbs the ammonia of leaking promptly, has the less position of water smoke density this moment, and the annular water curtain of rethread sprays the pipe-shaped and seals the leakage region to prevent that the ammonia from the less position of water smoke density outdiffusion. Specifically, through being provided with tank and first water pump, send alarm signal when ammonia detects the alarm instrument and detects ammonia and exceeds standard, the rethread is opened first water pump and is carried the water of tank to annular shower and a plurality of fire water shower nozzle to carry out completely cut off and absorption to the ammonia of leaking, carry the sewage that will absorb the ammonia to sewage collecting tank again and carry out centralized processing, thereby can avoid the ammonia to appear to the condition of external diffusion from the less position of water smoke density effectively.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on these drawings without inventive efforts.
Fig. 1 is a schematic structural view of an emergency treatment device for liquid ammonia leakage.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The emergency treatment device for liquid ammonia leakage comprises a water storage tank, a first water outlet pump, a liquid ammonia refrigeration workshop and a sewage collection tank; the water storage tank is provided with a first water inlet and a first water outlet, and the first water inlet is communicated with the water supplementing device; one end of the first water outlet pump is communicated with the first water outlet;
the liquid ammonia refrigeration workshop comprises an annular spray pipe, a plurality of ammonia detection alarm instruments and a plurality of fire-fighting water spray heads, wherein the annular spray pipe is provided with a plurality of spray ports, the annular spray pipe is communicated with the other end of the first water outlet pump, the ammonia detection alarm instruments are uniformly distributed in the liquid ammonia refrigeration workshop, each fire-fighting water spray head is correspondingly arranged right above one ammonia detection alarm instrument, and the fire-fighting water spray heads are communicated with the other end of the first water outlet pump; and the sewage collecting tank is communicated with the liquid ammonia refrigeration workshop.
Referring to fig. 1, for better understanding of the emergency treatment device 10 for liquid ammonia leakage of the present application, the emergency treatment device 10 for liquid ammonia leakage is further explained as follows:
an embodiment of an emergency treatment device 10 for liquid ammonia leaks includes: the system comprises a water storage tank 100, a first water outlet pump 200, a liquid ammonia refrigeration workshop 300 and a sewage collection tank 400; the water storage tank 100 is provided with a first water inlet 102 and a first water outlet 104, and the first water inlet 102 is communicated with a water supplementing device; one end of the first water outlet pump 200 is communicated with the first water outlet 104;
the liquid ammonia refrigeration plant 300 comprises an annular spray pipe 310, a plurality of ammonia detection alarm instruments 320 and a plurality of fire water spray heads 330, wherein a plurality of spray ports 312 are formed in the annular spray pipe 310, the annular spray pipe 310 is communicated with the other end of the first water outlet pump 200, the ammonia detection alarm instruments 320 are uniformly distributed in the liquid ammonia refrigeration plant 300, each fire water spray head 330 is correspondingly arranged right above one ammonia detection alarm instrument 320, and the fire water spray heads 330 are communicated with the other end of the first water outlet pump 200; the sewage collecting tank 400 is communicated with the liquid ammonia refrigeration plant 300.
In this embodiment, be provided with annular shower 310 and a plurality of fire water shower nozzle 330 in liquid ammonia refrigeration workshop 300, and each fire water shower nozzle 330 is corresponding to an ammonia detection alarm 320 and sets up directly over, and fire water shower nozzle 330 corresponds absorbs the ammonia that leaks promptly, has the less position of water smoke density this moment, and annular water curtain closed leakage area is formed to rethread annular shower 310 to prevent the ammonia from the less position outdiffusion of water smoke density. Specifically, through being provided with tank 100 and first water outlet pump 200, send alarm signal when ammonia detection alarm instrument 320 detects that the ammonia exceeds standard, the rethread is opened first water outlet pump 200 and is carried the water of tank 100 to annular shower 310 and a plurality of fire water shower head 330 to the ammonia that leaks is isolated and is absorbed, and the sewage that will absorb the ammonia is carried to sewage collecting pit 400 and is carried out centralized processing again, thereby can avoid the ammonia to appear to the condition of external diffusion from the less position of water smoke density effectively.
As shown in fig. 1, in one embodiment, the spraying direction of each fire water nozzle 330 is set toward one ammonia detection alarm 320. It should be noted that, when the ammonia detection alarm 320 sends an alarm signal, the fire water nozzle 330 can cover the alarm area of the liquid ammonia refrigeration plant 300 with water mist for the first time to prevent the ammonia gas from leaking. Further, the first water outlet pump 200 and the plurality of ammonia detection alarm devices 320 are also used for being electrically connected with a GDS alarm system, which refers to a gas detection alarm system. When slight leakage occurs in the field liquid ammonia refrigeration workshop 300, an ammonia detection alarm instrument 320 nearest to the field sends alarm information to be transmitted into the GDS system, and meanwhile fire fighting water is ejected out in a linkage mode with a fire fighting spray nozzle right above the GDS system to absorb liquid ammonia. When the on-site liquid ammonia refrigeration workshop 300 has ammonia detection alarm 320 at two or more places to give an alarm, and after the ammonia detection alarm is transmitted into the GDS alarm system of the central control room, the system can automatically judge that the leakage is serious, and then the emergency device of the whole plant can be started, and the emergency program is as follows: firstly, the method comprises the following steps: the ammonia detectors at two or more places on the site alarm at the same time, the alarm information is transmitted into a GDS alarm system, and the GDS alarm system starts a whole plant emergency program and transmits an emergency command to a fire alarm linkage system of a central control room; secondly, the method comprises the following steps: after the fire alarm linkage system receives the order, can start triggering the acousto-optic warning point of whole factory at once, inform personnel evacuation or emergency rescue, fire alarm linkage system still can order to start first water pump 200 simultaneously, input the water of tank 100 to annular shower 310, be provided with a plurality of shower nozzles 312 on the annular shower 310, these shower nozzles 312 spun fire water can form annular fire prevention anti-poison water curtain around the workshop automatically, play the isolation, the effect of fire prevention and absorption toxic gas, the very first time plays emergency response and deals with the leakage accident.
In one embodiment, as shown in fig. 1, the reservoir 100 is provided with a water level monitor 110. It should be noted that the water level monitor 110 is used to monitor the water storage capacity in the water storage tank 100 to avoid the situation of insufficient water supply.
As shown in FIG. 1, in one embodiment, the ring shower 310 is a rectangular shower.
As shown in fig. 1, in one embodiment, the liquid ammonia refrigeration plant 300 is further provided with an annular sewage cofferdam 340, and the annular sewage cofferdam 340 is uniformly distributed around the periphery of the liquid ammonia refrigeration plant 300. It should be noted that the annular sewage cofferdam 340 is arranged to enclose the accident water absorbing liquid ammonia around the workshop, so as to facilitate collection and transmission to the sewage collection tank 400.
As shown in FIG. 1, in one embodiment, the annular sewage weir 340 is a rectangular sewage weir.
As shown in FIG. 1, in one embodiment, the wastewater collection tank 400 is formed with a second water inlet 402 and a second water outlet 404, wherein the second water inlet 402 is in communication with the annular wastewater cofferdam 340. It should be noted that the accident water absorbing the liquid ammonia is delivered to the sewage collecting tank 400 through the second water inlet 402 for centralized recovery.
As shown in fig. 1, in one embodiment, the emergency treatment device 10 for liquid ammonia leakage further includes a second water outlet pump 500, and one end of the second water outlet pump 500 is communicated with the second water outlet 404.
As shown in fig. 1, in one embodiment, the emergency treatment device 10 for liquid ammonia leakage further includes a pressure gauge 600 and a flow meter 700, and the first water outlet pump 200, the pressure gauge 600 and the flow meter 700 are sequentially communicated. It should be noted that the operating parameters of the first effluent pump 200 are monitored by the pressure gauge 600 and the flow meter 700. Further, the water level monitor 110, the first water outlet pump 200, the water replenishing device, the pressure gauge 600 and the flow meter 700 are all used for being electrically connected with a DCS monitoring system, which refers to a distributed control system. The operation parameters of the water level monitor 110, the first water outlet pump 200, the water replenishing device, the pressure gauge 60 and the flow meter 700 are all transmitted to a DCS monitoring system of the central control room on line, so that the operation condition and the abnormal alarm condition can be monitored at any time.
The application still provides an emergency treatment equipment that liquid ammonia leaked, including moisturizing device and above-mentioned arbitrary embodiment emergency treatment device that liquid ammonia leaked, the moisturizing device with first water inlet intercommunication, so that the moisturizing device with the tank intercommunication.
It should be noted that the fire-fighting water in the water storage tank is supplemented by the water supplementing device to ensure that the water quantity of the water storage tank is sufficient. In this embodiment, be provided with annular shower and a plurality of fire water shower nozzle in liquid ammonia refrigeration workshop, and each fire water shower nozzle is corresponding to an ammonia and detects the setting directly over the alarm instrument, and the fire water shower nozzle corresponds absorbs the ammonia of leakage promptly, has the less position of water smoke density this moment, and annular water curtain closed leakage region is formed to the rethread annular shower to prevent that the ammonia from the less position of water smoke density outdiffusion. Specifically, through being provided with tank and first water pump, send alarm signal when ammonia detection alarm instrument detects ammonia and exceeds standard, the rethread is opened first water pump and is carried the water of tank to annular shower and a plurality of fire water shower nozzle to the ammonia that leaks is isolated and is absorbed, carries the sewage that absorbs the ammonia to the sewage collecting tank and carries out centralized processing again, thereby can avoid the ammonia to appear to the condition of external diffusion from the less position of water smoke density effectively.
Compared with the prior art, the utility model discloses at least, following advantage has:
the utility model provides an emergency treatment device of liquid ammonia leakage is provided with annular shower and a plurality of fire water shower nozzle in liquid ammonia refrigeration workshop, and each fire water shower nozzle is corresponding to an ammonia and detects the setting directly over the alarm instrument, and the fire water shower nozzle corresponds absorbs the ammonia of leaking promptly, has the less position of water smoke density this moment, and the annular water curtain of rethread sprays the pipe-shaped and seals the leakage region to prevent that the ammonia from the less position of water smoke density outdiffusion. Specifically, through being provided with tank and first water pump, send alarm signal when ammonia detection alarm instrument detects ammonia and exceeds standard, the rethread is opened first water pump and is carried the water of tank to annular shower and a plurality of fire water shower nozzle to the ammonia that leaks is isolated and is absorbed, carries the sewage that absorbs the ammonia to the sewage collecting tank and carries out centralized processing again, thereby can avoid the ammonia to appear to the condition of external diffusion from the less position of water smoke density effectively.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. An emergency treatment device for liquid ammonia leakage, comprising:
the water storage tank is provided with a first water inlet and a first water outlet, and the first water inlet is communicated with the water supplementing device;
one end of the first water outlet pump is communicated with the first water outlet;
the liquid ammonia refrigeration workshop comprises an annular spray pipe, a plurality of ammonia detection alarm instruments and a plurality of fire water spray heads, wherein the annular spray pipe is provided with a plurality of spray ports and is communicated with the other end of the first water outlet pump;
and the sewage collecting tank is communicated with the liquid ammonia refrigeration workshop.
2. The emergency treatment device for liquid ammonia leakage according to claim 1, wherein the spraying direction of each of said fire-fighting water spray heads is set toward one of said ammonia detection alarm instruments.
3. An emergency treatment device for liquid ammonia leakage according to claim 1, wherein said water storage tank is provided with a water level monitor.
4. The emergency treatment device for liquid ammonia leaks according to claim 1, wherein said annular shower is a rectangular shower.
5. The emergency treatment device for liquid ammonia leakage according to claim 1, wherein an annular sewage cofferdam is further arranged in the liquid ammonia refrigeration plant, and the annular sewage cofferdam is uniformly distributed on the periphery of the liquid ammonia refrigeration plant.
6. The emergency treatment device for liquid ammonia leakage according to claim 5, wherein said annular sewage cofferdam is a rectangular sewage cofferdam.
7. The emergency treatment device for liquid ammonia leakage according to claim 5, wherein said wastewater collection tank is formed with a second water inlet and a second water outlet, said second water inlet being in communication with said annular wastewater cofferdam.
8. The emergency treatment device for liquid ammonia leakage of claim 7, further comprising a second water outlet pump, wherein one end of said second water outlet pump is communicated with said second water outlet.
9. The emergency treatment device for liquid ammonia leakage of claim 1, further comprising a pressure gauge and a flow meter, wherein the first water outlet pump, the pressure gauge and the flow meter are sequentially communicated.
10. An emergency treatment apparatus for liquid ammonia leakage, comprising a water replenishing device and the emergency treatment apparatus for liquid ammonia leakage according to any one of claims 1 to 9, wherein the water replenishing device is communicated with the first water inlet so as to communicate the water replenishing device with the water storage tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222298385.7U CN218249419U (en) | 2022-08-30 | 2022-08-30 | Emergency treatment device and equipment for liquid ammonia leakage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222298385.7U CN218249419U (en) | 2022-08-30 | 2022-08-30 | Emergency treatment device and equipment for liquid ammonia leakage |
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| Publication Number | Publication Date |
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| CN218249419U true CN218249419U (en) | 2023-01-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202222298385.7U Active CN218249419U (en) | 2022-08-30 | 2022-08-30 | Emergency treatment device and equipment for liquid ammonia leakage |
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- 2022-08-30 CN CN202222298385.7U patent/CN218249419U/en active Active
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