CN207298992U - Use for laboratory exhaust gas processing device - Google Patents
Use for laboratory exhaust gas processing device Download PDFInfo
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- CN207298992U CN207298992U CN201721230566.9U CN201721230566U CN207298992U CN 207298992 U CN207298992 U CN 207298992U CN 201721230566 U CN201721230566 U CN 201721230566U CN 207298992 U CN207298992 U CN 207298992U
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Abstract
The utility model discloses a kind of use for laboratory exhaust gas processing device, including burner, the burner is equipped with combustion chamber, VOC tail gas gas circuit, the second air gas circuit, combustion-supporting gas gas circuit and the first air gas circuit have been respectively communicated with the side inner wall of the combustion chamber, and VOC tail gas gas circuit, the second air gas circuit, combustion-supporting gas gas circuit and the first air gas circuit all extend to the side of burner, the VOC tail gas gas circuit, the second air gas circuit, combustion-supporting gas gas circuit and the first air gas circuit spaced set.The utility model utilizes combustion-supporting gas and air, by after igniter fire and the tail gas containing VOC together in a combustion chamber fully burning after, into absorption cell, and sour gas is absorbed by the absorbing liquid in absorption cell, VOC components and sour gas are free of in finally discharged gas, pollution of the laboratory tail gas to environment can be eliminated to greatest extent.
Description
Technical field
A kind of use for laboratory exhaust gas processing device is the utility model is related to, belongs to tail gas disposal technique field.
Background technology
The Catalysis experiments of laboratory stage are the only way which must be passed for developing industrial applications catalyst, any one industrialization is urged
Agent was required to developer and carries out substantial amounts of Catalysis experiments in laboratory, the properties of catalyst are carried out at research and development initial stages
Explore, effective data are provided and are supported for the modification of catalyst and enlarged experiment and commercial Application, are at normal temperatures for product
The reaction of liquid phase, easily collection is handled reaction product；And be at normal temperatures the reaction of gas phase or gas-liquid mixture for product, instead
Product is answered in addition to part collection is used for composition analysis, usually all directly in an atmosphere, catalytic reaction is complicated chemistry for discharge
Reaction process, reactant and reaction product are varied, and VOC components therein are directly discharged into air, can cause environmental pollution, and one
Even personal safety can be threatened after a little toxic and harmful gas enrichments.
At present, some are disclosed for the exhaust gas processing device of some specific reaction units or special component gas
Patent, as patent CN205174400U discloses a kind of exhaust gas processing device for being suitable for open reaction kettle, for rubber powder pitch
The collection and processing of tail gas in heating process；Patent CN204320041U discloses a kind of laboratory device for recovering tail gas, is used for
The recycling of solvent-soluble substances in tail gas.
, cannot to the VOC in most of experimental provision tail gas without universality but these patent specific aims are stronger
It is effectively treated.
The content of the invention
In view of the deficienciess of the prior art, the utility model aim is to provide use for laboratory exhaust gas processing device, with solution
Problem certainly proposed in the above background technology, the utility model is easy to use, easy to operation, and stability is good, and reliability is high.
To achieve these goals, the utility model is to realize by the following technical solutions：At use for laboratory tail gas
Device is managed, including burner, the burner are equipped with combustion chamber, VOC have been respectively communicated with the side inner wall of the combustion chamber
Tail gas gas circuit, the second air gas circuit, combustion-supporting gas gas circuit and the first air gas circuit, and VOC tail gas gas circuit, the second air gas circuit, help
Combustion gas gas circuit and the first air gas circuit all extend to the side of burner, the VOC tail gas gas circuit, the second air gas circuit, combustion-supporting
Gas gas circuit and the first air gas circuit spaced set, the VOC tail gas gas circuit, the second air gas circuit, combustion-supporting gas gas circuit and first
The first check valve, the second check valve, the 3rd check valve and the 4th check valve, second air are separately installed with air gas circuit
The first mass flowmenter, the second mass flowmenter and the 3rd are separately installed with gas circuit, combustion-supporting gas gas circuit and the first air gas circuit
Mass flowmenter, first mass flowmenter, the second mass flowmenter and the 3rd mass flowmenter are unidirectional positioned at second respectively
Valve, the 3rd check valve and the 4th side of the check valve away from combustion chamber, the opposite side of the burner are equipped with absorption cell.
In one embodiment, the side of the burner is equipped with temperature display meter, and temperature display meter is positioned at burning
The top of device, the temperature display meter is connected with temp probe by pipeline, and temp probe is located in combustion chamber.
In one embodiment, igniter is equipped with the combustion chamber, and igniter is connected with lighting-up tuyere by pipeline, it is described
Lighting-up tuyere is located at the top side of burner.
In one embodiment, absorbing liquid is equipped with the absorption cell, and bulb-breaking device is equipped with absorbing liquid, the bulb-breaking device leads to
Piping and combustion chamber.
In one embodiment, the described one end of VOC tail gas gas circuit away from burner is connected with Catalysis experiments device exhaust gas
Road.
The beneficial effects of the utility model：By combustion chamber, VOC tail gas gas circuit, the second air gas circuit, combustion-supporting gas gas circuit,
First air gas circuit, the first check valve, the second check valve, the 3rd check valve, the 4th check valve, the first mass flowmenter, second
Mass flowmenter, the 3rd mass flowmenter, temperature display meter, temp probe, lighting-up tuyere, igniter, absorption cell, absorbing liquid and
Bulb-breaking device is engaged, and VOC gas produce the nontoxic material such as carbon dioxide and water after burning；Burn the sour gas produced
Body and aphlogistic sour gas can further be absorbed by absorption cell, and tail gas containing VOC is handled by the utility model, is eliminated
The security risk and environmental pollution that hazardous gas enrichment may be brought, realize the cleaning discharge of laboratory tail gas, this practicality is new
Type utilizes combustion-supporting gas and air, by after igniter fire and the tail gas containing VOC together in a combustion chamber fully burning after, into suction
Receives pond, and sour gas is absorbed by the absorbing liquid in absorption cell, VOC components and acid are free of in finally discharged gas
Property gas, can eliminate pollution of the laboratory tail gas to environment to greatest extent.
Brief description of the drawings
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model
Sign, objects and advantages will become more apparent upon：
Fig. 1 is the fundamental diagram of the utility model use for laboratory exhaust gas processing device；
Fig. 2 is the structure sectional view of the utility model use for laboratory exhaust gas processing device；
Fig. 3 is the structure diagram of the utility model use for laboratory exhaust gas processing device；
In figure：1- combustion chambers, 2-VOC tail gas gas circuit, the second air of 3- gas circuit, the combustion-supporting gas gas circuits of 4-, 5- the first air gas
Road, the first check valves of 6-, the second check valves of 7-, the 3rd check valves of 8-, the 4th check valves of 9-, the first mass flowmenters of 10-, 11-
Second mass flowmenter, the 3rd mass flowmenters of 12-, 13- temperature display meters, 14- temp probes, 15- lighting-up tuyeres, 16- points
Firearm, 17- absorption cells, 18- absorbing liquids, 19- bulb-breaking devices.
Embodiment
Before describing the embodiments in more detail, it should be understood that the utility model is not limited in the application hereafter or attached drawing
Described in detailed construction or arrangement of elements.The utility model can be the embodiment that other manner is realized.Moreover, it should manage
Solution, wording used herein and term are solely for description purposes, should not the explanation of being construed as limiting property." bag used herein
Include ", "comprising", the similar wording such as " having " meant comprising items listed thereafter, its equivalent and other additional things.It is special
It is not that, when describing " certain element ", the utility model does not limit the quantity of the element as one, can also include more
It is a.
- Fig. 3 is please referred to Fig.1, the utility model provides a kind of technical solution：Use for laboratory exhaust gas processing device, including combustion
Burner, burner are equipped with combustion chamber 1, VOC tail gas gas circuit 2, the second air gas have been respectively communicated with the side inner wall of combustion chamber 1
Road 3,4 and first air gas circuit 5 of combustion-supporting gas gas circuit, and VOC tail gas gas circuit 2, the second air gas circuit 3, combustion-supporting gas gas circuit 4 and first
Air gas circuit 5 all extends to the side of burner, and VOC tail gas gas circuit 2, the second air gas circuit 3, combustion-supporting gas gas circuit 4 and first are empty
5 spaced set of gas gas circuit, VOC tail gas gas circuit 2, the second air gas circuit 3, in 4 and first air gas circuit 5 of combustion-supporting gas gas circuit respectively
First check valve 6, the second check valve 7, the 3rd check valve 8 and the 4th check valve 9, the second air gas circuit 3, combustion-supporting gas gas are installed
The first mass flowmenter 10, the second mass flowmenter 11 and the 3rd mass flow are separately installed with 4 and first air gas circuit 5 of road
Meter 12, the first mass flowmenter 10, the second mass flowmenter 11 and the 3rd mass flowmenter 12 respectively positioned at the second check valve 7,
3rd check valve 8 and the 4th side of the check valve 9 away from combustion chamber 1, the opposite side of burner are equipped with absorption cell 17, burner
Side is equipped with temperature display meter 13, and temperature display meter 13 is located at the top of burner, and temperature display meter 13 passes through pipe
Road is connected with temp probe 14, and temp probe 14 is located in combustion chamber 1, and igniter 16, and igniter 16 are equipped with combustion chamber 1
Lighting-up tuyere 15 is connected with by pipeline, lighting-up tuyere 15 is located at the top side of burner, absorbing liquid 18 is equipped with absorption cell 17, and
Bulb-breaking device 19 is equipped with absorbing liquid 18, bulb-breaking device 19 is connected by pipeline with combustion chamber 1, and VOC tail gas gas circuit 2 is away from burner
One end be connected with Catalysis experiments device exhaust gas circuit, by combustion chamber 1, VOC tail gas gas circuit 2, the second air gas circuit 3, combustion-supporting
Gas gas circuit 4, the first air gas circuit 5, the first check valve 6, the second check valve 7, the 3rd check valve 8, the 4th check valve 9, the first matter
Measure flowmeter 10, the second mass flowmenter 11, the 3rd mass flowmenter 12, temperature display meter 13, temp probe 14, lighting-up tuyere
15th, igniter 16, absorption cell 17, absorbing liquid 18 and bulb-breaking device 19 are engaged, VOC gas after burning, production carbon dioxide and
The nontoxic material such as water；The sour gas and aphlogistic sour gas of burning production can further be inhaled by absorption cell 17
Receive, tail gas containing VOC is handled by the utility model, eliminates security risk and environment dirt that hazardous gas enrichment may be brought
Dye, realizes the cleaning discharge of laboratory tail gas, and the utility model utilizes combustion-supporting gas and air, after being lighted a fire by igniter 16 and contains
After the tail gas of VOC together fully burns in combustion chamber 1, into absorption cell 17, and it is right by the absorbing liquid 18 in absorption cell 17
Sour gas is absorbed, and VOC components and sour gas are free of in finally discharged gas, can eliminate laboratory to greatest extent
Pollution of the tail gas to environment.
In the utility model, combustion chamber 1 is the core of device, the tail gas containing VOC in combustion chamber 1 with excessive sky
Gas is mixed, and is fully burnt on combustion-supporting gas flame so that VOC components are fully converted to oxide form, combustion-supporting gas
4 and first air gas circuit 5 of gas circuit is passed through gas, after being lighted a fire by igniter 16, there is provided burn required flame；Second air gas circuit
3 provide the air of abundance for VOC gas burning, ensure that VOC can sufficiently burn, temp probe 14 is equipped with simultaneously in combustion chamber 1
It is attached with temperature display meter 13, the temperature of flame can be shown by temperature display meter 13, temp probe 14 is located at
The top of first air gas circuit 5 and combustion-supporting gas gas circuit 4, can judge whether burning is abundant according to temperature variations, and then adjust
The flow of first air gas circuit 5 and the second air gas circuit 3, ensure VOC can fully burn, combustion-supporting gas can be hydrogen or
Methane, using common source of the gas in Catalysis experiments；Air can be supplied by hydrogen gas cylinder or air generator；VOC tail gas gas circuit 2
Catalysis experiments device exhaust gas circuit is directly connected to, each gas circuit is mounted on check valve, prevents gas pours in down a chimney from causing danger；Combustion-supporting gas
Gas circuit 4, the first air gas circuit 5 and the second air gas circuit 3 are respectively mounted flowmeter to control the flow of gas, need to note in absorption cell 17
Enter alkaline solution to absorb sour gas；18 subsurface gas piping of absorbing liquid outlet installation bulb-breaking device 19, utilizes bulb-breaking device
19 break into gas small bubble, increase and the contact area of absorbing liquid 18, ensure to absorb abundant；
VOC gas can be that the volatility such as hydrogen, carbon monoxide, nitric oxide, hydrogen sulfide, alkane, alkene, alcohol, ketone have
One or more than one kinds of mixtures in machine thing, the sour gas that absorption cell 17 absorbs can be sulfur dioxide, titanium dioxide
One or more than one kinds of mixtures in nitrogen, hydrogen chloride, hydrogen sulfide, chlorine.
Embodiment one
The processing of dehydrogenation of isobutane catalytic evaluation system tail gas：The reaction using the iso-butane that purity is 99.63% as raw material,
Dehydrogenation of isobutane reaction product is mainly hydro carbons and hydrogen, and directly discharge has security risk and environmental risk, by the tail of reaction
Gas is handled using the utility model, as shown in the table：
Table 1：Isobutane feedstock forms；Table 2：Dehydrogenation of isobutane reaction product forms.
Vent gas treatment step：1. air and hydrogen are passed through the first air respectively using air generator and hydrogen generator
Gas circuit 5 and combustion-supporting gas gas circuit 4, flow is adjusted using flowmeter respectively, after lighting-up tuyere 15 is lighted a fire with igniter 16；2. treat temperature
After 13 registration of display instrument is steady, the tail gas that dehydrogenation of isobutane reacts is passed through the gas circuit of tail gas containing VOC 2；3. in the second air gas
Air is passed through in road 3, and the road air mass flow is gradually increased by the first mass flowmenter 10, until temperature display meter 13 shows
Number no longer rises, and illustrates tail gas completely burned, after treatment, hydro carbons and combustion of hydrogen production carbon dioxide in tail gas
And water, can directly it be discharged.
Embodiment two
NO catalytic vent gas treatments：NO is catalytically oxidized to NO by the reaction2, in tail gas containing unconverted NO and
The NO of generation2, after the utility model is handled, unconverted NO can be further oxidized to NO2, then in absorption cell 17
The corresponding salting liquid of generation is reacted with absorbing liquid 18, NO and NO is not contained in the tail gas for making finally to discharge2。
Concepts described herein may be embodied to other forms in the case of without departing from its spirit and characteristic.It is disclosed
Specific embodiment should be considered as illustrative rather than restricted.Therefore, the scope of the utility model is by appended right
It is required that rather than it is determined according to these descriptions before.It is any in the letter of claim and equivalency range
The scope of these claims should all be belonged to by changing.
Claims (5)
1. use for laboratory exhaust gas processing device, it is characterised in that including burner, the burner is equipped with combustion chamber, described
VOC tail gas gas circuit, the second air gas circuit, combustion-supporting gas gas circuit and the first air gas have been respectively communicated with the side inner wall of combustion chamber
Road, and VOC tail gas gas circuit, the second air gas circuit, combustion-supporting gas gas circuit and the first air gas circuit all extend to the side of burner, institute
State VOC tail gas gas circuit, the second air gas circuit, combustion-supporting gas gas circuit and the first air gas circuit spaced set, the VOC tail gas gas
The first check valve, the second check valve, are separately installed with road, the second air gas circuit, combustion-supporting gas gas circuit and the first air gas circuit
Three check valves and the 4th check valve, are separately installed with the second air gas circuit, combustion-supporting gas gas circuit and the first air gas circuit
One mass flowmenter, the second mass flowmenter and the 3rd mass flowmenter, first mass flowmenter, the second mass flowmenter
It is located at the second check valve, the 3rd check valve and the 4th side of the check valve away from combustion chamber, institute respectively with the 3rd mass flowmenter
The opposite side for stating burner is equipped with absorption cell.
2. use for laboratory exhaust gas processing device according to claim 1, it is characterised in that the side of the burner is equipped with
Temperature display meter, and temperature display meter is located at the top of burner, the temperature display meter is connected with temperature by pipeline
Degree probe, and temp probe is located in combustion chamber.
3. use for laboratory exhaust gas processing device according to claim 1, it is characterised in that igniting is equipped with the combustion chamber
Device, and igniter is connected with lighting-up tuyere by pipeline, the lighting-up tuyere is located at the top side of burner.
4. use for laboratory exhaust gas processing device according to claim 1, it is characterised in that be equipped with and absorb in the absorption cell
Liquid, and bulb-breaking device is equipped with absorbing liquid, the bulb-breaking device passes through pipeline and combustion chamber.
5. use for laboratory exhaust gas processing device according to claim 1, it is characterised in that the VOC tail gas gas circuit is remote
One end of burner is connected with Catalysis experiments device exhaust gas circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721230566.9U CN207298992U (en) | 2017-09-25 | 2017-09-25 | Use for laboratory exhaust gas processing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721230566.9U CN207298992U (en) | 2017-09-25 | 2017-09-25 | Use for laboratory exhaust gas processing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207298992U true CN207298992U (en) | 2018-05-01 |
Family
ID=62442412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721230566.9U Active CN207298992U (en) | 2017-09-25 | 2017-09-25 | Use for laboratory exhaust gas processing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207298992U (en) |
-
2017
- 2017-09-25 CN CN201721230566.9U patent/CN207298992U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: ZHEJIANG HUIMEI FOOD BEVERAGE Co.,Ltd. Assignor: RESEARCH INSTITUTE OF ZHEJIANG University TAIZHOU Contract record no.: X2022980017589 Denomination of utility model: Tail gas treatment device for laboratory Granted publication date: 20180501 License type: Common License Record date: 20221009 Assignee: Tongxiang Laiyoule Drinking Water Co.,Ltd. Assignor: RESEARCH INSTITUTE OF ZHEJIANG University TAIZHOU Contract record no.: X2022980017465 Denomination of utility model: Tail gas treatment device for laboratory Granted publication date: 20180501 License type: Common License Record date: 20221006 |
|
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Taizhou Zhike Feichuang Technology Co.,Ltd. Assignor: RESEARCH INSTITUTE OF ZHEJIANG University TAIZHOU Contract record no.: X2022980021327 Denomination of utility model: Tail gas treatment device for laboratory Granted publication date: 20180501 License type: Common License Record date: 20221111 |
|
| EE01 | Entry into force of recordation of patent licensing contract |