CN212395659U - Nitrogen fire-fighting system for activated carbon analysis - Google Patents
Nitrogen fire-fighting system for activated carbon analysis Download PDFInfo
- Publication number
- CN212395659U CN212395659U CN202021495585.6U CN202021495585U CN212395659U CN 212395659 U CN212395659 U CN 212395659U CN 202021495585 U CN202021495585 U CN 202021495585U CN 212395659 U CN212395659 U CN 212395659U
- Authority
- CN
- China
- Prior art keywords
- nitrogen
- activated carbon
- valve
- compressed air
- active carbon
- 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
- Separation Of Gases By Adsorption (AREA)
Abstract
The utility model belongs to the technical field of atmosphere pollution control, especially, be a nitrogen gas fire extinguishing system for active carbon is analytic, including the air compression clean system who provides compressed air, the compressed air storage system who stores compressed air, the nitrogen-oxygen separation system who provides nitrogen gas, realize nitrogen gas buffering's nitrogen gas storage system, the solenoid valve of control nitrogen gas pipeline circulation and closing, the generating device active carbon case of active carbon burning, detect the thermal resistance of active carbon temperature, the blast gate of control gas circulation and closing; when the thermistor in the nitrogen fire extinguishing system detects that the temperature of the activated carbon in the activated carbon box is higher than the desorption temperature set by the system, when the activated carbon in the box is smoldered or catches fire, the air valve on the pipeline is switched to an open state from a closed state, the nitrogen circulation is ensured to enter the activated carbon box, a large amount of nitrogen continuously flows into the box, oxygen in the box can be quickly driven out of the box to be emptied, the combustion reaction is terminated, and the fire extinguishing function is realized.
Description
Technical Field
The utility model belongs to the technical field of the atmosphere pollution control, concretely relates to nitrogen gas fire extinguishing system for activated carbon is analytic.
Background
The active carbon adsorption concentration technology is a VOCs waste gas treatment technology which is more suitable for large air volume and low concentration in a plurality of waste gas treatment technologies, the active carbon micropore structure determines that the active carbon has more pores and large surface area, so the adsorption capacity is strong, the adsorption effect is obvious, and the active carbon has the advantages of wide application range, convenient maintenance, capability of simultaneously treating various mixed waste gases and the like. In addition, the activated carbon can be analyzed, regenerated and reused, so the activated carbon adsorption concentration technology also has the advantages of low cost and simple operation.
The active carbon adsorption concentration technology has become the mainstream technology for treating the waste gas of the large-air-volume low-concentration VOCs in the past decade, but through years of operation practice, the technology has some defects: the activated carbon is used as an adsorbent, the theoretical temperature of the activated carbon during analysis and regeneration is about 90 ℃, in the actual engineering operation, the analysis temperature fluctuates due to the change of the intake concentration of VOCs waste gas or the switching of valves in a system and other reasons, and when the temperature of analysis and regeneration hot air is higher than 100 ℃, an adsorption bed is inflammable, and safety accidents can occur.
Aiming at the inflammability of the activated carbon, a fire-fighting water spraying system is mostly adopted in a common fire-fighting mode, and the waterproof honeycomb activated carbon can be directly loosened and crushed into powder if meeting water, so that the activated carbon adopting the fire-fighting water spraying system needs to use the waterproof activated carbon, waterproof components are specially added in the production process of the waterproof honeycomb activated carbon for waterproof treatment and secondary firing, and the waterproof honeycomb activated carbon has the characteristics of high strength, water resistance, strong acid resistance and strong base resistance, and the characteristic determines that the price of the waterproof activated carbon is higher, so that the project cost is not favorably controlled. Fire water spraying device has still a shortcoming in that shower nozzle position is fixed can't remove, sprays the radiation area and is limited, need near shower nozzle to spray for a long time continuously just can put out a fire to the ignition, can't put out a fire fast in the short time. Therefore, a system which can quickly extinguish a fire when the activated carbon is analyzed to catch fire, and can continue to be used by adsorption and desorption without influencing the performance of the activated carbon after the fire is extinguished is needed.
An object of the utility model is to provide a nitrogen gas fire extinguishing system for active carbon is analytic to solve the problem that proposes among the above-mentioned background art.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a be used for analytic nitrogen gas fire extinguishing system of active carbon has simple structure, compactness, characteristics that the suitability is strong.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a nitrogen gas fire extinguishing system for active carbon is analytic, includes the compressed air clean system that provides compressed air, stores compressed air's compressed air storage system, provides nitrogen gas's nitrogen oxygen piece-rate system, realizes nitrogen gas storage system, the solenoid valve that control nitrogen gas pipeline circulated and closed, the generating device active carbon case of active carbon burning, detects the thermal resistance of active carbon temperature, control gas circulation and the blast gate of closing and be used for air compression clean system compressed air storage system nitrogen oxygen piece-rate system nitrogen gas storage system the solenoid valve the active carbon case the thermal resistance with the pipeline of connecting between the blast gate.
As a preferred technical solution in this embodiment: the air compression purification system, the compressed air storage system, the nitrogen-oxygen separation system, the nitrogen storage system and the electromagnetic valve jointly form a nitrogen manufacturing system.
As a preferred technical solution in this embodiment: the activated carbon box and the thermal resistor form a nitrogen using system.
As a preferred technical solution in this embodiment: the circulation and closing of the duct is controlled by the air valve.
As a preferred technical solution in this embodiment: the air compression and purification system mainly comprises a pipeline filter, a freeze dryer, a fine filter, an oil remover, an automatic drain valve and a ball valve.
As a preferred technical solution in this embodiment: the compressed air storage system mainly comprises an air storage tank, a safety valve, a stop valve, a ball valve and a pressure gauge.
As a preferred technical solution in this embodiment: the nitrogen-oxygen separation system mainly comprises an adsorption tower, a carbon molecular sieve filled in the tower, a pneumatic valve, a silencer, a throttle valve, a compression cylinder and a pressure gauge.
As a preferred technical solution in this embodiment: the nitrogen storage system mainly comprises a buffer tank, a flowmeter, a dust filter, a pressure regulating valve, a throttle valve and a safety valve.
As a preferred technical solution in this embodiment: the thermal resistor and the actuator on the air valve are in an interlocking control structure.
Compared with the prior art, the beneficial effects of the utility model are that:
1. when the thermal resistance in the nitrogen fire-extinguishing system detects that the temperature of the activated carbon in the activated carbon box is higher than the desorption temperature set by the system, and the activated carbon in the box body smolders or catches fire, the air valve on the pipeline is switched to an open state from a closed state, so that the nitrogen is ensured to flow into the activated carbon box, a large amount of nitrogen continuously flows into the box body, oxygen in the box body can be quickly driven out of the box body to be evacuated, the combustion reaction is terminated, and the fire-extinguishing function is realized;
2. nitrogen gas fire extinguishing systems is as the safe fire control unit when active carbon is analytic, only just can play a role for emergent fire control, this set of nitrogen gas fire extinguishing systems has synthesized economic efficient advantage, can inhale desorption VOCs processing engineering project and generally use as fire extinguishing systems in the active carbon, can realize rapidly that the active carbon is put out a fire when the active carbon temperature exceeds standard and catches fire, reduce the risk of catching fire, and realize the analytic regeneration of active carbon, do not influence the active carbon adsorption capacity, economy is high-efficient, application range is wide, high use efficiency.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
figure 1 is the utility model discloses a nitrogen gas fire extinguishing systems schematic diagram.
In the figure: 1. an air compression purification system; 2. a compressed air storage system; 3. a nitrogen-oxygen separation system; 4. a nitrogen storage system; 5. an electromagnetic valve; 6. an activated carbon box; 7. a thermal resistor; 8. an air valve; 9. a pipeline.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, the present invention provides the following technical solutions: the utility model provides a nitrogen gas fire extinguishing system for active carbon is analytic, including the air compression clean system 1 that provides compressed air, store compressed air's compressed air storage system 2, the nitrogen oxygen separation system 3 that provides nitrogen gas, realize nitrogen gas storage system 4 of nitrogen gas buffering, the solenoid valve 5 that control nitrogen gas pipeline circulation and close, the generating device active carbon case 6 of active carbon burning, detect the thermal resistance 7 of active carbon temperature, the blast gate 8 that control gas circulation and close and be used for air compression clean system 1, compressed air storage system 2, nitrogen oxygen separation system 3, nitrogen gas storage system 4, solenoid valve 5, active carbon case 6, pipeline 9 of being connected between thermal resistance 7 and the blast gate 8.
In this embodiment: air compressionThe purification system 1 is a device for supplying compressed air, which can manufacture and purify the compressed air, the compressed air storage system 2 is a device for storing the compressed air, can ensure the stable gas use of the oxygen-nitrogen separation system, the nitrogen-oxygen separation system 3 is a device for providing nitrogen, the main body of the device is two adsorption towers filled with carbon molecular sieve, the two towers alternately carry out adsorption and regeneration and continuously output nitrogen, a nitrogen storage system 4 is a nitrogen buffer device, the pressure and the purity of the nitrogen separated from the nitrogen-oxygen separation system can be balanced, the electromagnetic valve 5 is a valve for controlling the circulation and the closing of a nitrogen pipeline, the activated carbon box 6 is a generating device for the combustion of activated carbon, the main body of the device is a box body filled with active carbon, a thermal resistor 7 is an instrument for detecting the temperature of the active carbon and can display the temperature of the active carbon in real time, an air valve 8 is a valve for controlling the circulation and closing of air in a pipeline, and a pipeline 9 can realize the communication among all devices; through the connection and cooperation among all the systems and devices, air is firstly compressed to 0.75-1.0MPa by the air compression purification system 1, most of water, oil and dust impurities are removed by a filter in the air compression purification system 1 to obtain clean compressed air, the clean compressed air enters the compressed air storage system 2, the compressed air storage system 2 stores the clean compressed air in a storage tank for ensuring the stability of subsequent air use, the compressed air passing through the compressed air storage system 2 enters the nitrogen-oxygen separation system 3, nitrogen in the compressed air is separated by a molecular sieve in the separation system and continuously outputs the nitrogen, and the rest O in the compressed air is continuously output2、CO2And trace amount of H2O is adsorbed by the carbon molecular sieve and then desorbed to be directly discharged to the atmosphere, the output nitrogen enters the nitrogen storage system 4, the nitrogen storage system stores the nitrogen in the storage tank, the pressure and the purity of the nitrogen separated from the nitrogen-oxygen separation system 3 are balanced, continuous nitrogen supply is ensured, the electromagnetic valve 5 realizes the circulation and the closing of the nitrogen through switching, when the thermal resistor 7 in the nitrogen fire extinguishing system detects that the temperature of the activated carbon in the activated carbon box 6 is higher than the desorption temperature set by the system, when the activated carbon in the box is smoldered or ignited, the air valve 8 on the pipeline 9 is switched to the opening state from the closing state, the nitrogen circulation is ensured to enter the activated carbon box 6, a large amount of nitrogen continuously flows into the box, and the box can be enabled to continuously flow intoThe oxygen in the fire extinguishing chamber is quickly driven out of the chamber body for emptying, the combustion reaction is terminated, and the fire extinguishing function is realized.
Specifically, the air compression purification system 1, the compressed air storage system 2, the nitrogen-oxygen separation system 3, the nitrogen storage system 4 and the electromagnetic valve 5 jointly form a nitrogen manufacturing system, and the activated carbon box 6 and the thermal resistor 7 form a nitrogen using system; the nitrogen manufacturing system becomes a pry, equipment, electric equipment, instruments, pipelines, pipe fittings, valves, sealing systems, interlocking control, safety valves, necessary structural platforms and the like in the pry are designed and supplied by nitrogen manufacturers, and the pry is connected with a subsequent nitrogen using device through a flange.
In particular, the passage and closure of the duct 9 is controlled by the air flap 8; stability is strong, and control effect is good, can be higher than the desorption temperature that the system set for at the active carbon temperature in active carbon case 6, and when the active carbon took place smoldering or catches fire in the box, blast gate 8 switched pipeline 9 to the open mode by the closure state, guaranteed that nitrogen gas passes through in pipeline 9 circulation enters into active carbon case 6.
Specifically, the air compression purification system 1 mainly comprises a pipeline filter, a freeze dryer, a fine filter, an oil remover, an automatic drain valve and a ball valve.
Specifically, the compressed air storage system 2 mainly comprises an air storage tank, a safety valve, a stop valve, a ball valve and a pressure gauge.
Specifically, the nitrogen-oxygen separation system 3 mainly comprises an adsorption tower, a carbon molecular sieve filled in the tower, a pneumatic valve, a silencer, a throttle valve, a compression cylinder and a pressure gauge.
Specifically, the nitrogen storage system 4 mainly comprises a buffer tank, a flowmeter, a dust filter, a pressure regulating valve, a throttle valve and a safety valve.
Specifically, actuators on the thermal resistor 7 and the air valve 8 are in an interlocking control structure; when thermal resistance 7 detected that the active carbon temperature in the active carbon adsorption case 6 is higher than the analytic temperature that the system set for, blast gate 8 was opened, guaranteed in the nitrogen gas circulation entered into active carbon case 6, and a large amount of nitrogen gas is the continuous box that flows in, can make the oxygen in the box be driven out the box fast and carry out the evacuation, and the combustion reaction reaches the termination, realizes the function of putting out a fire.
The utility model discloses a theory of operation and use flow: the air is firstly compressed to 0.75-1.0MPa by the air compression and purification system 1, most of water, oil and dust impurities are removed by a filter in the air compression and purification system 1 to obtain clean compressed air, the clean compressed air enters the compressed air storage system 2, and the compressed air storage system 2 stores the clean compressed air in a storage tank for ensuring the stability of subsequent air use. The compressed air passing through the compressed air storage system 2 enters a nitrogen-oxygen separation system 3, nitrogen in the compressed air is separated by a molecular sieve in the separation system and is continuously output, and the rest O in the compressed air2、CO2And trace amount of H2O is adsorbed by a carbon molecular sieve and then desorbed to be directly discharged to the atmosphere, the output nitrogen enters a nitrogen storage system 4, the nitrogen storage system stores the nitrogen in a storage tank, the pressure and the purity of the nitrogen separated from a nitrogen-oxygen separation system 3 are balanced, continuous nitrogen supply is ensured, the electromagnetic valve 5 realizes the circulation and closing of the nitrogen through switching, when the thermal resistance 7 in the nitrogen fire extinguishing system detects that the temperature of the activated carbon in the activated carbon box 6 is higher than the desorption temperature set by the system, when the activated carbon in the box is smoldered or ignited, an air valve 8 on a pipeline 9 is switched to an open state from the closed state, the nitrogen circulation is ensured to enter the activated carbon box 6, a large amount of nitrogen continuously flows into the box, the oxygen in the box can be quickly driven out of the box to be evacuated, the combustion reaction is terminated, and the fire extinguishing function is realized.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The phrase "comprising a defined element does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a nitrogen gas fire extinguishing systems for active carbon is analytic which characterized in that: including providing compressed air's air compression clean system (1), storage compressed air's compressed air storage system (2), provide nitrogen gas's nitrogen oxygen piece-rate system (3), realize nitrogen gas buffering's nitrogen gas storage system (4), control nitrogen gas pipeline circulation and solenoid valve (5) closed, active carbon burning's generating device active carbon case (6), detect hot resistance (7) of active carbon temperature, control gas circulation and blast gate (8) closed and be used for air compression clean system (1) compressed air storage system (2) nitrogen oxygen piece-rate system (3) nitrogen gas storage system (4) solenoid valve (5) active carbon case (6) hot resistance (7) with pipeline (9) of connecting between blast gate (8).
2. A nitrogen fire protection system for activated carbon desorption as claimed in claim 1, wherein: the air compression purification system (1), the compressed air storage system (2), the nitrogen-oxygen separation system (3), the nitrogen storage system (4) and the electromagnetic valve (5) jointly form a nitrogen manufacturing system.
3. A nitrogen fire protection system for activated carbon desorption as claimed in claim 1, wherein: the activated carbon box (6) and the thermal resistor (7) form a nitrogen using system.
4. A nitrogen fire protection system for activated carbon desorption as claimed in claim 1, wherein: the passage and closure of the duct (9) is controlled by the air flap (8).
5. A nitrogen fire protection system for activated carbon desorption as claimed in claim 1, wherein: the air compression and purification system (1) mainly comprises a pipeline filter, a freeze dryer, a fine filter, an oil remover, an automatic drain valve and a ball valve.
6. A nitrogen fire protection system for activated carbon desorption as claimed in claim 1, wherein: the compressed air storage system (2) mainly comprises an air storage tank, a safety valve, a stop valve, a ball valve and a pressure gauge.
7. A nitrogen fire protection system for activated carbon desorption as claimed in claim 1, wherein: the nitrogen-oxygen separation system (3) mainly comprises an adsorption tower, a carbon molecular sieve filled in the tower, a pneumatic valve, a silencer, a throttle valve, a compression cylinder and a pressure gauge.
8. A nitrogen fire protection system for activated carbon desorption as claimed in claim 1, wherein: the nitrogen storage system (4) mainly comprises a buffer tank, a flowmeter, a dust filter, a pressure regulating valve, a throttle valve and a safety valve.
9. A nitrogen fire protection system for activated carbon desorption as claimed in claim 1, wherein: the thermal resistor (7) and an actuator on the air valve (8) are in an interlocking control structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021495585.6U CN212395659U (en) | 2020-07-23 | 2020-07-23 | Nitrogen fire-fighting system for activated carbon analysis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021495585.6U CN212395659U (en) | 2020-07-23 | 2020-07-23 | Nitrogen fire-fighting system for activated carbon analysis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212395659U true CN212395659U (en) | 2021-01-26 |
Family
ID=74371044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021495585.6U Active CN212395659U (en) | 2020-07-23 | 2020-07-23 | Nitrogen fire-fighting system for activated carbon analysis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212395659U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111773576A (en) * | 2020-07-23 | 2020-10-16 | 陕西大秦环境科技有限公司 | Nitrogen fire-fighting system for activated carbon analysis |
-
2020
- 2020-07-23 CN CN202021495585.6U patent/CN212395659U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111773576A (en) * | 2020-07-23 | 2020-10-16 | 陕西大秦环境科技有限公司 | Nitrogen fire-fighting system for activated carbon analysis |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208302464U (en) | Can self-extinguishing organic exhaust gas active-carbon absorption and regeneration desorption apparatus | |
| CN212855120U (en) | Emission device for purifying volatile organic compounds | |
| CN108744866A (en) | A kind of combined type oil gas purifier and purification technique | |
| CN212395659U (en) | Nitrogen fire-fighting system for activated carbon analysis | |
| CN104524947A (en) | Spraying organic waste gas treatment system and treatment method based on molecular sieve adsorption technology | |
| CN111672265A (en) | Volatile organic compounds exhaust treatment system | |
| CN111773576A (en) | Nitrogen fire-fighting system for activated carbon analysis | |
| CN209005494U (en) | A kind of combined type oil gas purification device | |
| CN109847532A (en) | A kind of activated carbon adsorption concentration and low-temperature catalyzed decomposer | |
| CN113477021A (en) | Adsorption and desorption efficient purification equipment | |
| CN211475964U (en) | Tank field high concentration styrene exhaust-gas treatment system | |
| CN209475898U (en) | It is a kind of for administering the device of food and drink atmosphere pollution | |
| CN210699445U (en) | Asphalt smoke waste gas treatment system | |
| CN210485767U (en) | Active carbon adsorption and catalytic combustion desorption device | |
| CN208839304U (en) | Active carbon purifying equipment with security protection system | |
| CN209093058U (en) | VOC waste gas treatment device in water paint painting process | |
| CN113877357B (en) | Blast furnace gas adsorption desulfurization regeneration system and method | |
| CN110864311A (en) | Tank field high-concentration styrene waste gas treatment system and method | |
| CN208010426U (en) | A kind of car tail-gas filter | |
| CN114558423B (en) | Asphalt flue gas coke powder injection adsorption purification device | |
| CN209049198U (en) | A kind of organic exhaust gas off-line desorption system | |
| CN215336386U (en) | Catalytic combustion equipment | |
| CN109355456A (en) | A kind of converter coal gas purification recycles and combines the device and application method of final dusting | |
| CN214198698U (en) | Five-tower heat accumulating type oxidation system for VOCs treatment | |
| CN108704442A (en) | A kind of purifier and its purification method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |