CN207343434U - A kind of chemical experiment vent cabinet - Google Patents
A kind of chemical experiment vent cabinet Download PDFInfo
- Publication number
- CN207343434U CN207343434U CN201721159555.6U CN201721159555U CN207343434U CN 207343434 U CN207343434 U CN 207343434U CN 201721159555 U CN201721159555 U CN 201721159555U CN 207343434 U CN207343434 U CN 207343434U
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- China
- Prior art keywords
- cabinet
- wind
- vent
- collecting cover
- outlet
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Abstract
The utility model provides a kind of chemical experiment vent cabinet, including cabinet, cabinet and air exhausting device, cabinet is arranged on above cabinet, air exhausting device includes top row wind apparatus and auxiliary air exhausting device, top row wind apparatus includes wind-collecting cover, ventilation duct, wind turbine and exhaust duct, wind-collecting cover is arranged on above cabinet, the outlet of ventilation duct connection wind-collecting cover and wind turbine, the outlet connection of exhaust duct one end and wind turbine, the other end leads to the external world, auxiliary air exhausting device includes the air-vent for being arranged on cabinet side and bottom surface, the drainer of connection is exported by guide duct and air-vent and passes through the knockout drum of the first pipeline and drainer outlet, the outlet of knockout drum is connected by the second pipeline with ventilation duct.The exhaust effect of vent cabinet volatile substance heavier to proportion and lighter is fine, and the liquid that can prevent from being condensate on gas gathering mask drops to experimental bench, and the gas of discharge is small to outside contamination.
Description
Technical field
Equipment of chemical industry technical field is the utility model is related to, more particularly, to a kind of chemical experiment vent cabinet.
Background technology
Vent cabinet is the facility that general Organic Chemistry Laboratory is equipped with, for the health and peace of Protection personnel
It is complete, it is necessary to the volatile organic gases produced in experimentation is taken away, being sucked for a long time to prevent experimenter poisonous and hazardous has
Machine gas, has an impact health.
Existing vent cabinet generally comprises cabinet and the wind-collecting cover above cabinet, and wind-collecting cover is connected by pipeline and wind turbine
It is logical, by the volatilization gas in wind-collecting cover collection cabinet body and drain into the external world.Existing vent cabinet collects the effect of volatilization gas not
It is good, and since wind-collecting cover is arranged on above cabinet, can collect for the larger gas of some proportions on experimental bench below cabinet, very
Difficulty is drawn into wind-collecting cover, even if be evacuated to wind-collecting cover is also easily condensed into liquid on wind-collecting cover, is dropped on experimental bench, to experiment
Personnel's body impacts, and the volatile organic gases being collected into directly is discharged to the external world, can pollute external environment.
The content of the invention
Problem to be solved in the utility model is to provide a kind of chemical experiment vent cabinet, to escaping gas in cabinet
Collecting effect is good, and exhaust efficiency is high, and the gas larger to proportion also can be discharged preferably, and external environment is influenced small.
In order to solve the above technical problems, the technical solution adopted in the utility model is：A kind of chemical experiment vent cabinet, bag
Cabinet, cabinet and air exhausting device are included, cabinet is arranged on above cabinet, and air exhausting device includes top row wind apparatus and auxiliary air draft dress
Put, top row wind apparatus includes wind-collecting cover, ventilation duct, wind turbine and exhaust duct, and wind-collecting cover is arranged on above cabinet, ventilation duct connection collection wind
The outlet of cover and wind turbine, the outlet connection of exhaust duct one end and wind turbine, the other end lead to the external world, and auxiliary air exhausting device includes setting
The air-vent of cabinet side and bottom surface, by the drainer of guide duct and air-vent outlet connection and by the first pipeline with it is cold
The knockout drum of solidifying tank outlet, the outlet of knockout drum is connected by the second pipeline with ventilation duct.
In technical solution, it is preferred that top row wind apparatus further includes wing deflector, and wing deflector is hung under wind-collecting cover
Side.
In technical solution, it is preferred that the lower edge of wind-collecting cover is removably equipped with a circle collecting tank.
In technical solution, it is preferred that wind-collecting cover is equipped with first filter with ventilation duct junction.
In technical solution, it is preferred that exhaust duct is equipped with the second filter.
In technical solution, it is preferred that drainer and knockout drum are arranged in cabinet.
The utility model has the advantages and positive effects of：
1. the good exhaust effect of the poisonous volatile matter produced on pair experimental bench, gas gathering mask lower section sets wing deflector, can
Efficiently to take the volatilization gas that proportion is lighter above cabinet away, below cabinet and side sets suction opening can also be good
Drain the volatilization gas that proportion is heavier, is deposited on above experimental bench；
2. setting collecting tank on gas gathering mask, the liquid being condensate on gas gathering mask is collected, prevents organic matter liquid to be dropped in reality
Test on platform or with experimenter；
3. the escaping gas of pair discharge carries out double-filtration, noxious material and particulate matter in gas, reduction pair are removed
The pollution of external environment.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model vent cabinet.
Fig. 2 is the cross section structure schematic diagram of wind-collecting cover in the utility model vent cabinet.
In figure：
1st, cabinet 2, cabinet 3, air exhausting device
4th, tempered glass draws window 5, filter 6, filter
31st, top row wind apparatus 32, auxiliary air exhausting device 311, wind-collecting cover
312nd, ventilation duct 313, wind turbine 314, exhaust duct
315th, wing deflector 316, collecting tank 317, buckle
321st, air-vent 322, guide duct 323, drainer
324th, knockout drum
Embodiment
The utility model embodiment is described further below in conjunction with the accompanying drawings：
As shown in Figure 1, a kind of chemical experiment vent cabinet described in the present embodiment, including cabinet 1, cabinet 2 and air draft
Device 3, the top of cabinet 2 is experimental bench, and cabinet 1 is arranged on the top of cabinet 2, the top of experimental bench is surrounded, cabinet 1
Front end open wide, and equipped with tempered glass draw window 4, air exhausting device 3 include top row wind apparatus 31 and auxiliary air exhausting device 32, top row
Wind apparatus 31 includes wind-collecting cover 311, ventilation duct 312, wind turbine 313 and exhaust duct 314, and wind-collecting cover 311 is arranged on the top of cabinet 1
Side, ventilation duct 312 connect the outlet of wind-collecting cover 311 and the entrance of wind turbine 313, the outlet of wind turbine 313 and one end of exhaust duct 314
Connection, the other end of exhaust duct 314 lead to the external world.The lighter volatility gas of proportion in experimentation in cabinet 1 can be taken away
Body, is vented to outdoor, reduces the injury to experimenter's health.
In preferred solution, top row wind apparatus 31 further includes wing deflector 315, and wing deflector 315 is hung on wind-collecting cover
311 lower section, wing deflector 315 can change the airflow direction sucted, by the most strong part of suction by wind-collecting cover air port just
Lower section expands to surrounding, and increase forms the area of negative pressure, strengthens the exhaust effect to surrounding.
In preferred solution, the edge of the bottom of wind-collecting cover 311 is equipped with a circle collecting tank 316, and collecting tank 316 is by such as scheming institute
Buckling for showing 317 is detachably connected with the bottom inside of wind-collecting cover 311, after volatile gas is drawn up by wind-collecting cover 311, meets collection wind
The inner wall of cover 311, the higher gas of some boiling points can be condensed into liquid, and collect on the inner wall of wind-collecting cover 311, and amount is enough
After can be slided along wall, with the experimenters for dropping onto experimental bench or the work of wind-collecting cover 311 times, experimenter's body is caused to damage
Evil, and set collecting tank 316 to collect the organic matter slided along wall herein, prevent that organic matter is dropped on experimental bench, work as collection
After full organic matter liquid is collected in liquid bath 316, collecting tank 316 can be pulled down and clean out the liquid in collecting tank 316 then
It is loaded on collecting tank 316.
Auxiliary air exhausting device 32 includes air-vent 321, guide duct 322, drainer 323 and knockout drum 324, air-vent
321 are arranged on the side and bottom surface of cabinet 1, and air-vent 321 is connected by guide duct 322 with the gas phase entrance of drainer 323, cold
The outlet of solidifying tank 323 is connected by pipeline with the entrance of knockout drum 324, and the gaseous phase outlet of knockout drum 324 passes through pipe
Road is connected with ventilation duct 312.Auxiliary air exhausting device 32 can take the heavier volatility being easily deposited on above experimental bench of proportion away
Gas, and the weak gas easily condensed of wherein volatility can tentatively be condensed, by gas-liquid separation, gas is emitted into greatly
In gas, liquid drains into waste collecting device.Ensure that experimenter will not suck the heavier volatile toxic gas of proportion, to experiment
The health of personnel carries out multiple protective.Wherein, drainer 323 and gas-liquid separator 324 are placed in cabinet 2.
In preferred solution, the junction of wind-collecting cover 311 and ventilation duct 312 is equipped with filter 5, is filled with and divides in filter 5
Son sieve, can adsorb the organic matter extracted out by laboratory, filter, and remove the harmful substance in gas, ensure from experiment
It is less that room drains into pernicious gas in extraneous gas.In preferred solution, filter 6 also is provided with exhaust duct 314, to draining into outdoor
Gas carry out secondary filter and processing, further exclude the noxious material in gas, reduce the influence to external environment.
Chemical experiment described in the present embodiment is had the advantage that with vent cabinet：To what is produced on experimental bench
The good exhaust effect of poisonous volatile matter, wing deflector is set below gas gathering mask, can efficiently take away above cabinet proportion compared with
Light volatilization gas, below cabinet and to set suction opening to drain proportion well heavier for side, is deposited on experimental bench
The volatilization gas of top；Collecting tank is set on gas gathering mask, collects the liquid being condensate on gas gathering mask, prevents organic matter liquid from dripping
On experimental bench or with experimenter；Double-filtration is carried out to the escaping gas of discharge, removes the noxious material in gas
And particulate matter, reduce the pollution to external environment.
One embodiment of the utility model is described in detail above, but the content is only the utility model
Preferred embodiment, it is impossible to be construed as limiting the scope of the utility model.It is all to be made according to application scope of the utility model
All the changes and improvements etc., should all still belong within the patent covering scope of the utility model.
Claims (6)
1. a kind of chemical experiment vent cabinet, including cabinet, cabinet and air exhausting device, the cabinet is arranged on the cabinet
Side, it is characterised in that：The air exhausting device includes top row wind apparatus and auxiliary air exhausting device, and the top row wind apparatus includes collection wind
Cover, ventilation duct, wind turbine and exhaust duct, the wind-collecting cover are arranged on above the cabinet, and the ventilation duct connects the wind-collecting cover
Outlet and the wind turbine, one end of the exhaust duct are connected with the outlet of the wind turbine, and the other end leads to the external world, the auxiliary row
Wind apparatus includes being arranged on the air-vent of the side of the cabinet and bottom surface, exports connection by guide duct and the air-vent
Drainer and the knockout drum by the first pipeline and the drainer outlet, the outlet of the knockout drum passes through
Second pipeline is connected with the ventilation duct.
2. chemical experiment vent cabinet according to claim 1, it is characterised in that：The top row wind apparatus further includes wing
Deflector, the wing deflector are hung on below the wind-collecting cover.
3. chemical experiment vent cabinet according to claim 1 or 2, it is characterised in that：The lower edge of the wind-collecting cover
It is dismountable to be equipped with a circle collecting tank.
4. chemical experiment vent cabinet according to claim 1 or 2, it is characterised in that：The wind-collecting cover and the ventilation
Pipe junction is equipped with first filter.
5. chemical experiment vent cabinet according to claim 1 or 2, it is characterised in that：The exhaust duct is equipped with second
Filter.
6. chemical experiment vent cabinet according to claim 1 or 2, it is characterised in that：The drainer and the gas-liquid
Knockout drum is arranged in the cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721159555.6U CN207343434U (en) | 2017-09-11 | 2017-09-11 | A kind of chemical experiment vent cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721159555.6U CN207343434U (en) | 2017-09-11 | 2017-09-11 | A kind of chemical experiment vent cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207343434U true CN207343434U (en) | 2018-05-11 |
Family
ID=62410901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721159555.6U Expired - Fee Related CN207343434U (en) | 2017-09-11 | 2017-09-11 | A kind of chemical experiment vent cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207343434U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108636976A (en) * | 2018-07-17 | 2018-10-12 | 深圳市宜和勤环保科技有限公司 | A kind of wind turbine exhausting system |
| CN110116122A (en) * | 2019-06-24 | 2019-08-13 | 核工业理化工程研究院 | Ventilation operation case with four operating surfaces |
| CN110257829A (en) * | 2019-06-10 | 2019-09-20 | 邵阳学院 | Unleaded electrolytic capacitor cathode aluminium foil corrosion device |
| CN110695043A (en) * | 2018-07-09 | 2020-01-17 | 广西壮族自治区环境保护科学研究院 | Improved laboratory fume hood |
| CN111167823A (en) * | 2020-04-01 | 2020-05-19 | 青岛海丽达实验室设备有限公司 | Novel wind-guiding laboratory fume chamber |
| CN116532458A (en) * | 2023-06-21 | 2023-08-04 | 广东中智源实验室装备制造有限公司 | Internal air supplementing energy-saving ventilating cabinet structure |
-
2017
- 2017-09-11 CN CN201721159555.6U patent/CN207343434U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110695043A (en) * | 2018-07-09 | 2020-01-17 | 广西壮族自治区环境保护科学研究院 | Improved laboratory fume hood |
| CN108636976A (en) * | 2018-07-17 | 2018-10-12 | 深圳市宜和勤环保科技有限公司 | A kind of wind turbine exhausting system |
| CN110257829A (en) * | 2019-06-10 | 2019-09-20 | 邵阳学院 | Unleaded electrolytic capacitor cathode aluminium foil corrosion device |
| CN110257829B (en) * | 2019-06-10 | 2021-07-06 | 邵阳学院 | Negative electrode aluminum foil corrosion device for lead-free electrolytic capacitor |
| CN110116122A (en) * | 2019-06-24 | 2019-08-13 | 核工业理化工程研究院 | Ventilation operation case with four operating surfaces |
| CN111167823A (en) * | 2020-04-01 | 2020-05-19 | 青岛海丽达实验室设备有限公司 | Novel wind-guiding laboratory fume chamber |
| CN116532458A (en) * | 2023-06-21 | 2023-08-04 | 广东中智源实验室装备制造有限公司 | Internal air supplementing energy-saving ventilating cabinet structure |
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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: 20180511 Termination date: 20200911 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |