CN207952185U - A kind of laboratory ventilation processing system being used in combination with vent cabinet - Google Patents
A kind of laboratory ventilation processing system being used in combination with vent cabinet Download PDFInfo
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- CN207952185U CN207952185U CN201820014292.8U CN201820014292U CN207952185U CN 207952185 U CN207952185 U CN 207952185U CN 201820014292 U CN201820014292 U CN 201820014292U CN 207952185 U CN207952185 U CN 207952185U
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Abstract
The utility model belongs to vent cabinet domain variability and discloses a kind of laboratory ventilation processing system being used in combination with vent cabinet；Vent cabinet is equipped in laboratory, vent cabinet upper end discharge duct is connect with aspirating air pipe；Aspirating air pipe sequentially passes through silencer, lift pump is connected to waste gas purification apparatus, and switch electromagnetic valve is additionally provided on the discharge duct；Air blower is connected to by air-supply passage in laboratory；Air velocity transducer is additionally provided in the discharge duct, the vent cabinet, which is fixed among form, is additionally provided with infrared scanner, and displacement sensor is equipped in vent cabinet sliding door sliding rail；Described aspirating air pipe one end is additionally provided with opening and is connected in laboratory, and opening is equipped with switch electromagnetic valve；It is additionally provided with a baroceptor in the laboratory, when work tests indoor atmospheric pressure and is maintained at 0.11 0.12MPa.The utility model high degree of automation, that outer waste air effect is used in combination with vent cabinet is good.
Description
Technical field
The utility model is related to laboratory ventilation systems technology fields, and in particular to a kind of reality being used in combination with vent cabinet
Test chamber ventilated processing system.
Background technology
In the operation in laboratory, it is often necessary to use chemicals, but some chemicals have volatility, have simultaneously
Toxicity causes to test indoor environment very severe, if not taking relevant safeguard procedures, after these chemicals suck human body, and meeting
Influence the health of operating personnel.Although there is ventilation devices, but when being tested with a small container, distribute
Poison gas out can first be full of entire draught cupboard, then be sucked away again, inefficiency, poison gas cannot timely be discharged, and can escape
Out.
So laboratory ventilation is an indispensable component part in lab design.Laboratory work in order to prevent
Personnel suck or swallow chemical substance and organism toxic into some, that can causing a disease or toxicity is unknown, and in order to prevent one
The absorption of a little steam, gas and particle (smog, coal smoke, dust and aerosol).
Although many dangerous experiments carry out in vent cabinet, vent cabinet is not fully sealed, however it remains portion
Point gas is spilled over to the situation in laboratory out of vent cabinet, but when overflowing gas and having larger harmfulness, even if the amount of very little
It can cause damages to the health of experiment operator, therefore, it is necessary to reinforce being aerated laboratory internal, accelerate in laboratory
The flowing velocity of portion's gas, avoids gas from being deposited in laboratory internal, and the environment of health is built for laboratory.
And vent cabinet in the prior art simply carries out extraction exhaust gas in the form of wind turbine extraction, there are exhaust gas to let out
Leakage can not avoid the shortcomings of danger of sucking exhaust gas completely.So how to provide a kind of reality being used in combination with vent cabinet
Chamber ventilated processing system is tested to overcome the single disadvantage using vent cabinet draught capacity difference in the prior art, is people in the art
Member's problem to be solved.
Utility model content
The utility model provides a kind of laboratory ventilation processing being used in combination with vent cabinet for prior art
System effectively solves the single disadvantage not thorough enough using vent cabinet exhausting spent gas in the prior art.
The utility model using following technical scheme in order to solve the above technical problems, realized：
Design a kind of laboratory ventilation processing system being used in combination with vent cabinet, including laboratory, the laboratory
Interior to be equipped with several vent cabinets, the discharge duct of the vent cabinet upper end is connect with aspirating air pipe；The aspirating air pipe according to
Secondary that silencer, lift pump is passed through to be connected to waste gas purification apparatus, the silencer, lift pump are connected to waste gas purification apparatus and set
It sets on the outside of laboratory, switch electromagnetic valve is additionally provided on the discharge duct；Air blower, institute are additionally provided with outside the laboratory
The air blower stated is connected to by air-supply passage in laboratory；Air velocity transducer is additionally provided in the discharge duct, it is described
Vent cabinet, which is fixed among form, is additionally provided with infrared scanner, and displacement sensor is equipped in vent cabinet sliding door sliding rail；The air-breathing
Pipeline one end is additionally provided with opening and is connected in laboratory, and opening is equipped with switch electromagnetic valve；It is additionally provided in the laboratory
One baroceptor, when work, test indoor atmospheric pressure and are maintained at 0.11-0.12MPa.
Operation principle：Whether infrared scanner can perceive has experimenter to carry out experimental implementation at vent cabinet, works as sense
Know when there are personnel to test, lift pump, air blower work will be started, the exhaust gas that lift pump generates experiment carries out outer
Row, while air blower discharges into ozone to laboratory, keeps laboratory atmospheric pressure within the scope of 0.11-0.12MPa,
Environment more than standard atmospheric pressure can make the exhaust gas in vent cabinet be difficult to leak in laboratory, and will by air blower
Ozone, which is discharged into formation air circulation in laboratory, to be efficiently solved when being arranged outside exhaust gas in the prior art in laboratory
Air pressure reduces the shortcomings that exhaust gas is difficult to outer row；Meanwhile switch electromagnetic valve can open switch according to the signal of air velocity transducer
Size adjust air draft rate, accelerate to arrange outside exhaust gas；Finally, this utility unit makes outer waste air equipped with waste gas purification apparatus
Meet the requirement of environmental protection, the air cleaning unit of setting so as to enter that test indoor gas more pure and fresh.
More preferred, silencer, lift pump and the air blower is arranged in laboratory roof, and is arranged one with roof
Layer buffer layer.
More preferred, the air blower air intake is also associated with air cleaning unit.
More preferred, the infrared scanner setting height is 1.5-2.5m.
More preferably, there are three the vent cabinet is set.
More preferred, the discharge duct is connect with aspirating air pipe by three-way pipe.
More preferably, it tests indoor atmospheric pressure when the work and is maintained at 0.115MPa.
With the above structure, advantageous effect is the utility model：(1) lift pump of the utility model generates experiment
Exhaust gas carry out outer row, air blower discharges into ozone to laboratory, keeps laboratory atmospheric pressure in 0.11-
Within the scope of 0.12MPa, the environment more than standard atmospheric pressure can make the exhaust gas in vent cabinet be difficult to leak in laboratory, and
And ozone is discharged into formation air circulation in laboratory by air blower and efficiently solves exhaust gas in the prior art
Air pressure reduces the shortcomings that exhaust gas is difficult to outer row in laboratory when outer row；(2) switch electromagnetic valve of the utility model can be according to wind
The signal of fast sensor adjusts air draft rate to open the size of switch, accelerates to arrange outside exhaust gas；In addition, the waste gas purification of setting
Device makes outer waste air meet the requirement of environmental protection, and the air cleaning unit of setting so as to enter that test indoor gas more clear
Newly；(3) the utility model setting passes through infrared scanner, displacement sensor, baroceptor real-time perception personal information, sliding door
Displacement information, the indoor pressure information of experiment, intelligence adjusts the operation of relevant device, high degree of automation, outer waste air effect
Fruit is good.
Description of the drawings
The utility model is described in further detail for embodiment in below in conjunction with the accompanying drawings, but does not constitute to this reality
With novel any restrictions.
Fig. 1 is the main structure diagram of the utility model.
In figure：Laboratory 1, vent cabinet 2, discharge duct 3, aspirating air pipe 4, silencer 5, lift pump 6, waste gas purification apparatus
7, switch electromagnetic valve 8, air blower 9, air-supply passage 10, air velocity transducer 11, infrared scanner 12, displacement sensor 13, damping
Layer 14, baroceptor 15, air cleaning unit 16.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Shown in attached drawing 1, the laboratory ventilation processing system that a kind of and vent cabinet of the utility model is used in combination, packet
Laboratory 1 is included, several vent cabinets 2, the discharge duct 3 and air-breathing of 2 upper end of vent cabinet are equipped in the laboratory 1
Pipeline 4 is connected by three-way pipe, there are three the vent cabinet 2 is set；The aspirating air pipe 4 sequentially passes through silencer 5, air-breathing
Machine 6 is connected to waste gas purification apparatus 7, and the silencer 5, lift pump 6 are connected to waste gas purification apparatus 7 and are arranged in laboratory 1
Outside is additionally provided with switch electromagnetic valve 8 on the discharge duct 3；It is additionally provided with air blower 9, the drum outside the laboratory 1
Wind turbine 9 is connected to by air-supply passage 10 in laboratory 1；Silencer 5, lift pump 6 and the air blower 9 is arranged in laboratory
1 roof, and one layer of buffer layer 14 is set with roof；9 air intake of air blower is also associated with air cleaning unit 16.
It is additionally provided with air velocity transducer 11 in the discharge duct 3, is additionally provided among the vent cabinet 2 fixation form red
Outer scanner 12, the infrared scanner 12 setting height are 1.5-2.5m, and displacement sensing is equipped in 2 sliding door sliding rail of vent cabinet
Device 13；Described 4 one end of aspirating air pipe is additionally provided with opening and is connected in laboratory 1, and opening is equipped with switch electromagnetic valve 8；Institute
It is additionally provided with a baroceptor 15 in the laboratory 1 stated, atmospheric pressure when work in laboratory 1 is maintained at 0.115MPa.
The preferable specific implementation mode of the above, only the utility model, but the scope of protection of the utility model is not
Be confined to this, any one skilled in the art within the technical scope disclosed by the utility model, according to this practicality
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (7)
1. a kind of laboratory ventilation processing system being used in combination with vent cabinet, including laboratory (1), which is characterized in that described
Laboratory (1) in be equipped with several vent cabinets (2), the discharge duct (3) and aspirating air pipe of the vent cabinet (2) upper end
(4) it connects；The aspirating air pipe (4) sequentially passes through silencer (5), lift pump (6) is connected to waste gas purification apparatus (7), institute
Silencer (5), the lift pump (6) stated are connected to waste gas purification apparatus (7) setting on the outside of laboratory (1), the exhaust pipe
Switch electromagnetic valve (8) is additionally provided on road (3)；Air blower (9) is additionally provided with outside the laboratory (1), the air blower (9) is logical
Air-supply passage (10) is crossed to be connected in laboratory (1)；
It is additionally provided with air velocity transducer (11) in the discharge duct (3), is additionally provided among the fixed form of the vent cabinet (2)
Infrared scanner (12), vent cabinet (2) sliding door sliding rail is interior to be equipped with displacement sensor (13)；Described aspirating air pipe (4) one end is also
It is connected in laboratory (1) equipped with opening, and opening is equipped with switch electromagnetic valve (8)；It is additionally provided with one in the laboratory (1)
A baroceptor (15), atmospheric pressure when work in laboratory (1) are maintained at 0.11-0.12MPa.
2. a kind of laboratory ventilation processing system being used in combination with vent cabinet according to claim 1, which is characterized in that
Silencer (5), lift pump (6) and the air blower (9) is arranged in laboratory (1) roof, and one layer of damping is arranged with roof
Layer (14).
3. a kind of laboratory ventilation processing system being used in combination with vent cabinet according to claim 1, which is characterized in that
Described air blower (9) air intake is also associated with air cleaning unit (16).
4. a kind of laboratory ventilation processing system being used in combination with vent cabinet according to claim 1, which is characterized in that
Infrared scanner (12) the setting height is 1.5-2.5m.
5. a kind of laboratory ventilation processing system being used in combination with vent cabinet according to claim 1, which is characterized in that
There are three the vent cabinet (2) is set.
6. a kind of laboratory ventilation processing system being used in combination with vent cabinet according to claim 1, which is characterized in that
The discharge duct (3) is connect with aspirating air pipe (4) by three-way pipe.
7. a kind of laboratory ventilation processing system being used in combination with vent cabinet according to claim 1, which is characterized in that
Atmospheric pressure when the described work in laboratory (1) is maintained at 0.115MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820014292.8U CN207952185U (en) | 2018-01-05 | 2018-01-05 | A kind of laboratory ventilation processing system being used in combination with vent cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820014292.8U CN207952185U (en) | 2018-01-05 | 2018-01-05 | A kind of laboratory ventilation processing system being used in combination with vent cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207952185U true CN207952185U (en) | 2018-10-12 |
Family
ID=63731993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820014292.8U Active CN207952185U (en) | 2018-01-05 | 2018-01-05 | A kind of laboratory ventilation processing system being used in combination with vent cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207952185U (en) |
-
2018
- 2018-01-05 CN CN201820014292.8U patent/CN207952185U/en active Active
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