CN209646210U - A kind of portable tail gas absorption box - Google Patents
A kind of portable tail gas absorption box Download PDFInfo
- Publication number
- CN209646210U CN209646210U CN201822039802.XU CN201822039802U CN209646210U CN 209646210 U CN209646210 U CN 209646210U CN 201822039802 U CN201822039802 U CN 201822039802U CN 209646210 U CN209646210 U CN 209646210U
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- CN
- China
- Prior art keywords
- tail gas
- absorption
- gas
- portable
- air inlet
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- 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.)
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Abstract
The utility model relates to a kind of portable tail gas absorption boxes, comprising: cabinet is arranged in the intracorporal tail gas absorption mechanism of case, and the position-limit mechanism for fixing tail gas absorption mechanism position；The tail gas absorption mechanism includes the gas bottle sequentially connected by gas conduit, absorption bottle, the first absorption tower and second absorption tower；The cabinet is equipped with air inlet and air outlet, and tail gas air inlet pipe is equipped between the gas bottle and air inlet, and tail gas escape pipe is equipped between the second absorption tower and gas outlet.The portable tail gas absorption box solves the problems, such as the quick and convenient processing of chemical laboratory inner exhaust gas.
Description
Technical field
The utility model relates to laboratory equipments, and in particular to a kind of portable tail gas absorption box.
Background technique
Chemical laboratory is to generate one of multiple ground of tail gas, these tail gas include ether, acetone, chlorine, bromine gas, ammonia
Deng being all often toxic, harmful, or even have a possibility that explosion.
The tail gas in laboratory largely uses experimental bench exhausting system.For example, CN 207254324U discloses a kind of chemistry
Waste gas treatment equipment, including experiment waste gas treatment equipment are tested, emission-control equipment is equipped at the top of experiment waste gas treatment equipment, gives up
Flash Gas Compression Skid System is successively arranged sponge adsorption chamber, gaseous acid alkaline filter room and active carbon absorption chamber, sponge absorption from left to right
Room lower end is equipped with the first exhaust fan, and two air inlet pipe are equipped on the downside of the first exhaust fan, pass through the second exhausting on the right side of sponge adsorption chamber
Machine connects gaseous acid alkaline filter room, and gaseous acid alkaline filter room and active carbon absorption chamber are equipped with third exhausting and the 5th exhausting
Machine, active carbon absorption chamber upper end are equipped with the 4th exhaust fan.
Also have and voluntarily build device for absorbing tail gas in laboratory and handled.For example, CN 202893147U discloses a kind ofization
The waste gas filter of experiment is learned, includes heating device, dissolver, adsorbent equipment and exhaust piping, heating device, dissolution
Device, adsorbent equipment pass sequentially through exhaust piping connection, and heating device is connect by exhaust piping with experiment equipment, adsorbent equipment
Outside be equipped with exhaust pipe.
But certain instruments in laboratory, such as Rotary Evaporators, in the laboratory that teaching is used Rotary Evaporators as
Public instrument, quantity is more, often services without individual exhausting system for it, so tail gas is exhausted directly to interior, it can be by part
Teachers and students are directly sucked in vivo, cause damages.
Summary of the invention
The purpose of this utility model is that in view of the deficiencies of the prior art, providing a kind of portable tail gas absorption box, solve
The problem of chemical laboratory inner exhaust gas quick and convenient processing.
Technical solution provided by the utility model are as follows:
A kind of portable tail gas absorption box characterized by comprising cabinet is arranged in the intracorporal tail gas absorption mechanism of case,
And the position-limit mechanism for fixing tail gas absorption mechanism position；
The tail gas absorption mechanism include the gas bottle sequentially connected by gas conduit, absorption bottle, the first absorption tower and
Second absorption tower；The cabinet is equipped with air inlet and air outlet, and tail gas air inlet pipe is equipped between the gas bottle and air inlet,
Tail gas escape pipe is equipped between the second absorption tower and gas outlet.
Above-mentioned device has many advantages, such as conveniently moving, using simple, tail gas absorption effect is good.
Position-limit mechanism described in the utility model is that setting is set on the intracorporal filled and process block of case, the filled and process block
There is tail gas absorption mechanism mounting groove.Mounting groove can be used for installing or fixed gas bottle, absorption bottle, the first absorption tower, the second suction
Receive tower and gas conduit.
Cabinet described in the utility model includes cabinet main body and transparent cover plate, the transparent cover plate and cabinet main body one end
Axis connects, and the other end is equipped with switching mechanism.The structure setting, can by open transparent cover plate, can easily install or
Replace gas bottle, absorption bottle, the first absorption tower and second absorption tower；Further, it is also possible in directly being observed by transparent cover plate
Portion mechanism.
Top of the box described in the utility model is equipped with carrying handle.
The bottom of box described in the utility model is equipped with circular foot.Preferably, the quantity of the circular foot is 4.
Air inlet described in the utility model is equipped with air inlet dome, and the gas outlet is equipped with gas outlet dome.
Tail gas air inlet pipe described in the utility model is equipped with metal circular tube close to gas inlet end structure.Metal circular tube is for connecting
The exhaust port of Laboratory Instruments.
Gas conduit described in the utility model can be plastic tube, glass tube or silicone tube.
Gas bottle described in the utility model is vial or plastic bottle, and top is equipped with dome, plays gas collection and buffering
Effect.
Absorption bottle described in the utility model is vial or plastic bottle, and top is equipped with dome.Filling in the absorption bottle
Water-soluble gas or HCl, Cl in tail gas can be absorbed in sodium hydroxide solution2、Br2Equal sour gas.
First absorption tower described in the utility model is vial or plastic bottle.Molecular sieve is equipped in first absorption tower
Layer and paraffin lamella.Half molecular sieve and half paraffin piece are filled in first absorption tower, for absorbing oil-soluble tail gas.
Second absorption tower described in the utility model is vial or plastic bottle.Active carbon is equipped in the second absorption tower
Layer.Active carbon is filled in second absorption tower, for absorbing other tail gas such as methylene chloride.
Compared with the existing technology, the beneficial effects of the utility model are embodied in:
(1) structure of portable tail gas absorption box is easy to carry and mobile in the utility model, and tail gas absorption effect is good, and three
Grade absorbing structure is capable of handling most of laboratory tail gas.
(2) portable tail gas absorption box uses simply, as long as by the exhaust port of Laboratory Instruments in the utility model
It is connected directly with metal circular tube.
(3) tail gas absorption process can clearly be observed by the transparent cover plate of cabinet in the utility model.It is received in cabinet
It is convenient to collect bottle, absorption bottle, the first absorption tower, second absorption tower and dry load replacement.
Detailed description of the invention
Fig. 1 is the overall structure diagram of portable tail gas absorption box；
Fig. 2 is the internal cross section schematic diagram of portable tail gas absorption box；
Fig. 3 is the empty van internal cross section schematic diagram of portable tail gas absorption box.
Wherein, 1, cabinet main body；2, carrying handle；3, circular foot；4, air inlet；5, gas outlet；6, gas bottle；7, it absorbs
Bottle；8, the first absorption tower；9, second absorption tower；10, metal circular tube；11, tail gas air inlet pipe；12, filled and process block；13, it installs
Slot；14, transparent cover plate；15, switching mechanism；16, first gas conduit；17, second gas conduit；18, third gas conduit；
19, tail gas escape pipe.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.
As shown in Figures 1 to 3, portable tail gas absorption box includes: cabinet, tail gas absorption mechanism and position-limit mechanism.
Wherein, the generally plastic construction of cabinet, shape are cuboid.The top of cabinet is equipped with carrying handle 2, and bottom is set
There are 4 circular foots 3.Cabinet is made of cabinet main body 1 and transparent cover plate 14, and transparent cover plate 14 is only a side panel of cabinet, thoroughly
Bright cover board 14 connects with cabinet main body 1 close to 3 one end axis of circular foot, and the other end close to carrying handle 2 is equipped with switching mechanism 15.It can be with
By opening transparent cover plate 14, internal mechanism easily can be installed or replaced；In addition, in the non-open shape of transparent cover plate 14
Under state, internal mechanism can also be directly observed by transparent cover plate 14.
Position-limit mechanism is to be arranged in the intracorporal filled and process block 12 of case, and filled and process block 12 can be fixed at cabinet master
In body 1, split type it can also be arranged in cabinet main body 1, filled and process block 12 is arranged far from that side of transparent cover plate 14.
Filled and process block 12 is recessed the mounting groove 13 of tail gas absorption mechanism on the side of transparent cover plate 14.Mounting groove 13 can be with
For installing or fixing gas bottle 6, absorption bottle 7, the first absorption tower 8, second absorption tower 9 and gas conduit, mounting groove 13
Shape is determined according to gas bottle 6, absorption bottle 7, the first absorption tower 8, second absorption tower 9 and gas conduit.It is put in mounting groove 13
When entering gas bottle 6, absorption bottle 7, the first absorption tower 8 and second absorption tower 9, the exposed face of these mechanisms just with transparent cover plate 14
It offsets, prevents to be displaced.
Tail gas absorption mechanism includes the gas bottle 6 sequentially connected by gas conduit, absorption bottle 7, the first absorption tower 8 and
Two absorption towers 9.Gas conduit, gas bottle 6, absorption bottle 7, the first absorption tower 8 and second absorption tower 9 are respectively clamped into mounting groove 13
It is interior, avoid them from being subjected to displacement.Gas conduit can be plastic tube, glass tube or silicone tube, and wherein gas conduit refers to tail
Gas air inlet pipe 11, first gas conduit 16, second gas conduit 17, third gas conduit 18 and tail gas escape pipe 19.Gas bottle
6, absorption bottle 7, the first absorption tower 8 and second absorption tower 9 can be vial or plastic bottle.
The left side wall of cabinet main body 1 is equipped with air inlet 4, and right side wall is equipped with gas outlet 5, be additionally provided on air inlet 4 into
Port dome also is provided with gas outlet dome on gas outlet 5.
Tail gas air inlet pipe 11, that one end of tail gas air inlet pipe 11 in gas bottle 6 are equipped between gas bottle 6 and air inlet 4
It extend into close to bottom, tail gas air inlet pipe 11 is equipped with metal circular tube 10 close to 4 end of air inlet, and metal circular tube 10 is for connecting reality
Test the exhaust port of room instrument.
First gas conduit 16, that in gas bottle 6 of first gas conduit 16 are equipped between gas bottle 6 and absorption bottle 7
One end only extend into bottleneck, and that one end in absorption bottle 7 is extend into close to bottom, and the interior filling sodium hydroxide of absorption bottle 7 is molten
Liquid, so that first gas conduit 16 extend into the liquid level of sodium hydroxide solution hereinafter, sodium hydroxide solution can be used for absorbing tail
Water-soluble gas or HCl, Cl in gas2、Br2Equal sour gas.
Second gas conduit 17 is equipped between absorption bottle 7 and the first absorption tower 8, second gas conduit 17 is in absorption bottle 7
That one end only extend into bottleneck.Molecular sieve layer and paraffin lamella, filling in the first absorption tower 8 are equipped in first absorption tower 8
Half molecular sieve and half paraffin piece, for absorbing oil-soluble tail gas.
It is equipped with third gas conduit 18 between first absorption tower 8 and second absorption tower 9, is equipped with activity in second absorption tower 9
Layer of charcoal, second absorption tower 9 is interior to fill active carbon, for absorbing other tail gas such as methylene chloride.Second absorption tower 9 and gas outlet 5
Between be equipped with tail gas escape pipe 19.
Above structure setting, the final harmless emission for realizing tail gas.
Claims (9)
1. a kind of portable tail gas absorption box characterized by comprising cabinet, setting in the intracorporal tail gas absorption mechanism of case, with
And the position-limit mechanism for fixing tail gas absorption mechanism position；
The tail gas absorption mechanism includes the gas bottle sequentially connected by gas conduit, absorption bottle, the first absorption tower and second
Absorption tower；The cabinet is equipped with air inlet and air outlet, and tail gas air inlet pipe is equipped between the gas bottle and air inlet, described
Tail gas escape pipe is equipped between second absorption tower and gas outlet.
2. portable tail gas absorption box according to claim 1, which is characterized in that the position-limit mechanism is to be arranged in cabinet
Interior filled and process block, the filled and process block are equipped with tail gas absorption mechanism mounting groove.
3. portable tail gas absorption box according to claim 1, which is characterized in that the cabinet include cabinet main body and thoroughly
Bright cover board, the transparent cover plate connect with cabinet main body one end axis, and the other end is equipped with switching mechanism.
4. portable tail gas absorption box according to claim 1, which is characterized in that the top of the box is equipped with portable handle
Hand.
5. portable tail gas absorption box according to claim 1, which is characterized in that the bottom of box is equipped with circular foot.
6. portable tail gas absorption box according to claim 1, which is characterized in that the air inlet is equipped with air inlet circle
Lid, the gas outlet are equipped with gas outlet dome.
7. portable tail gas absorption box according to claim 1, which is characterized in that the tail gas air inlet pipe is close to air inlet
End is equipped with metal circular tube.
8. portable tail gas absorption box according to claim 1, which is characterized in that be equipped with molecule in first absorption tower
Screen layers and paraffin lamella.
9. portable tail gas absorption box according to claim 1, which is characterized in that be equipped with activity in the second absorption tower
Layer of charcoal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822039802.XU CN209646210U (en) | 2018-12-06 | 2018-12-06 | A kind of portable tail gas absorption box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822039802.XU CN209646210U (en) | 2018-12-06 | 2018-12-06 | A kind of portable tail gas absorption box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209646210U true CN209646210U (en) | 2019-11-19 |
Family
ID=68517791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822039802.XU Expired - Fee Related CN209646210U (en) | 2018-12-06 | 2018-12-06 | A kind of portable tail gas absorption box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209646210U (en) |
-
2018
- 2018-12-06 CN CN201822039802.XU patent/CN209646210U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191119 Termination date: 20201206 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |