CN206746169U - A kind of bio-safety sterilizer exhaust treatment system in P3 laboratories - Google Patents
A kind of bio-safety sterilizer exhaust treatment system in P3 laboratories Download PDFInfo
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- CN206746169U CN206746169U CN201720295840.4U CN201720295840U CN206746169U CN 206746169 U CN206746169 U CN 206746169U CN 201720295840 U CN201720295840 U CN 201720295840U CN 206746169 U CN206746169 U CN 206746169U
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Abstract
A kind of bio-safety sterilizer exhaust treatment system in P3 laboratories, belongs to laboratory exhaust gas processing technology field.Including sterilizer interior room（6）, it is characterised in that：In sterilizer interior room（6）Outside be provided with filtration sterilization unit and high-temperature sterilization unit, from sterilizer interior room（6）Middle extraction pipeline passes through filtration sterilization unit and high-temperature sterilization unit successively, exhaust extraction unit is additionally provided between filtration sterilization unit and high-temperature sterilization unit, exhaust extraction unit will be from sterilizer interior room（6）It is middle to extract out and be fed again into high-temperature sterilization unit by the waste gas of filtration sterilization unit.In the bio-safety sterilizer exhaust treatment system in this P3 laboratories, by setting filtration sterilization unit and high-temperature sterilization unit, the waste gas that sterilizer interior room is discharged is sterilized twice, realizes the safety dumping of waste gas.
Description
Technical field
A kind of bio-safety sterilizer exhaust treatment system in P3 laboratories, belongs to laboratory exhaust gas processing technology field.
Background technology
P3 laboratories are the abbreviations in biological safety protection three-level laboratory, and P3 laboratories are mainly used in research by breathing way
Footpath makes one to infect the pathogenic microorganisms or its toxin of serious even fatal disease, and whole laboratory completely encloses and is in
Negative pressure state, so that the gas of laboratory internal will not leak into outside and pollute.
Sterilizer in P3 laboratories is referred to as P3 bio-safety sterilizers, all from P3 laboratory belts to extraneous article,
It is required to be sterilized by P3 bio-safety sterilizers.In sterilization process, it can be produced in the interior room of P3 bio-safety sterilizers
A certain amount of waste gas is given birth to, if if waste gas caused by P3 bio-safety sterilizer interior rooms is exhausted directly to outside without thorough sterilizing
If boundary, serious consequence can be caused.
The content of the invention
The technical problems to be solved in the utility model is：Overcome the deficiencies in the prior art, there is provided a kind of to be filtered by setting
Sterilization unit and high-temperature sterilization unit, the waste gas that sterilizer interior room is discharged are sterilized twice, realize waste gas safety dumping
P3 laboratories bio-safety sterilizer exhaust treatment system.
Technical scheme is used by the utility model solves its technical problem：The bio-safety sterilizer in the P3 laboratories
Exhaust treatment system, including sterilizer interior room, it is characterised in that：Be provided with the outside of sterilizer interior room filtration sterilization unit and
High-temperature sterilization unit, extraction pipeline passes through filtration sterilization unit and high-temperature sterilization unit successively from sterilizer interior room, is filtering
Exhaust extraction unit is additionally provided between sterilization unit and high-temperature sterilization unit, exhaust extraction unit will be taken out from sterilizer interior room
The waste gas for going out and passing through filtration sterilization unit is sent into high-temperature sterilization unit.
Preferably, described exhaust extraction unit is injector, and the secondary entrance of injector is accessed by filtration sterilization unit
Sterilizer interior room, saturated vapor are sent into main-inlet and the described high-temperature sterilization unit of injector simultaneously, saturated vapor by
Saturated vapor intake line is sent into.
Preferably, described high-temperature sterilization unit is heat exchanger, the high-temperature medium entrance access saturated vapor of heat exchanger, low
The outlet of warm medium inlet connection injector.
Preferably, it is also equipped with steam pneumatic operated valve in described saturated vapor intake line.
Preferably, the high-temperature medium outlet connection condensed water elimination pipeline of the heat exchanger, the cryogenic media of heat exchanger go out
Mouth connection exhaust pipe road, is provided with exhaust gas temperature sensor in exhaust pipe road, pacifies in condensed water elimination pipeline
Equipped with drain valve.
Preferably, described filtration sterilization unit is high efficiency particulate air filter, and the input of high efficiency particulate air filter is connected in sterilizer
Room, its output end are used as the secondary entrance of the injector of exhaust extraction unit by pipeline connection.
Preferably, it is additionally provided with described high efficiency particulate air filter connecting line for judging that high efficiency particulate air filter blocks stifled
Fill in decision mechanism.
Preferably, described judgment of clogging mechanism includes inlet pressure transmitter and outlet pressure transmitter, outlet pressure
Transmitter is arranged between the entrance of high efficiency particulate air filter and sterilizer interior room on pipeline, and outlet pressure transmitter is arranged on efficiently mistake
Between the outlet of filter and injector on pipeline.
Preferably, high efficiency particulate air filter temperature is additionally provided with pipeline between the outlet of described high efficiency particulate air filter and injector
Spend sensor and waste gas pneumatic operated valve.
Preferably, it is provided with the bottom of described high efficiency particulate air filter and is connected with sterilizer interior room, for realizes condensed water
It is back to the pipeline of sterilizer interior room.
Compared with prior art, beneficial effect possessed by the utility model is：
1st, in the bio-safety sterilizer exhaust treatment system in this P3 laboratories, by setting filtration sterilization unit and height
Warm sterilization unit, the waste gas that sterilizer interior room is discharged are sterilized twice, realize the safety dumping of waste gas.
2nd, by being arranged on the inlet pressure transmitter and the efficient mistake of outlet pressure transmitters sense at high efficiency particulate air filter both ends
The blocked state of filter, when the numerical difference that inlet pressure transmitter and outlet pressure transmitter measure away from it is larger when represent efficient mistake
Filter circulation is not smooth, to be repaired or replaced in time.
3rd, the waste vapour of inside room is extracted using injector, waste vapour is mixed with saturated vapor and is sterilized, ensured simultaneously
Waste vapour can pass through heat exchanger with the autoclaved effect that reaches a high temperature.
4th, the effect of high efficiency particulate air filter is the germ in adsorption filtration waste gas, by setting high efficiency particulate air filter TEMP
Device, it is easy to judge whether high efficiency particulate air filter itself reaches sterilising temp.
Brief description of the drawings
Fig. 1 is the bio-safety sterilizer exhaust treatment system structural representation in P3 laboratories.
Wherein：1st, inlet pressure transmitter 2, high efficiency particulate air filter 3, outlet pressure transmitter 4, high efficiency particulate air filter temperature
Spend sensor 5, waste gas pneumatic operated valve 6, sterilizer interior room 7, injector 8, heat exchanger 9, steam pneumatic operated valve 10, full
With steam input pipe 11, exhaust gas temperature sensor 12, drain valve 13, exhaust pipe road 14, condensed water elimination
Pipeline.
Embodiment
Fig. 1 is most preferred embodiment of the present utility model, and 1 pair of the utility model is described further below in conjunction with the accompanying drawings.
As shown in figure 1, including P3 bio-safety sterilizers（Hereinafter referred to as P3 sterilizers）, from the sterilizer of P3 sterilizers
The porch that pipeline is connected to high efficiency particulate air filter 2 is drawn in room 6, the exit of high efficiency particulate air filter 2 connects waste gas gas by pipeline
One end of dynamic valve 5.Inlet pressure transmitter 1 is provided with the connecting line of sterilizer interior room 6 and high efficiency particulate air filter 2, in height
Outlet pressure transmitter 3 is provided with the connecting line of effect filter 2 and waste gas pneumatic operated valve 5 simultaneously and high efficiency particulate air filter temperature passes
Sensor 4, the secondary entrance of the other end access injector 7 of waste gas pneumatic operated valve 5.
The saturated vapor intake line 10 for being provided with steam pneumatic operated valve 9 while the main-inlet and heat exchanger 8 that connect injector 7
High medium inlet, injector 7 outlet connection heat exchanger 8 cryogenic media entrance.The high-temperature medium outlet connection of heat exchanger 8
Condensed water elimination pipeline 14, the cryogenic media outlet connection exhaust pipe road 13 of heat exchanger 8, pacifies on exhaust pipe road 13
Equipped with exhaust gas temperature sensor 11, drain valve 12 is installed in condensed water elimination pipeline 14.
Specific work process is as follows with operation principle：
The main-inlet for the saturated vapor access injector 7 being sent into by saturated vapor intake line 10, the secondary entrance of injector 7
Sterilizer interior room 6 is connected by pipeline, therefore the waste gas in sterilizer interior room 6 is extracted in the presence of injector 7.
Waste gas in sterilizer interior room 6 passes through after inlet pressure transmitter 1 along pipeline after being extracted and enters high efficiency filter
Device 2, the harmful substance in waste gas is filtered by high efficiency particulate air filter 2, once sterilized, the waste gas edge pipe after once sterilizing
Road enters injector 7 by outlet pressure transmitter 3, high efficiency particulate air filter temperature sensor 4 and waste gas pneumatic operated valve 5 successively.
Because high efficiency particulate air filter 2 is used to filter the harmful substance in waste gas, it is therefore desirable to periodically high efficiency particulate air filter 2 is carried out
High-temperature sterilization, when carrying out high-temperature sterilization to high efficiency particulate air filter 2, it is arranged on the high efficiency particulate air filter temperature in the exit of high efficiency particulate air filter 2
Degree sensor 4 is used to detect high-temperature sterilization temperature, so as to judge whether the sterilising temp for reaching requirement.
Efficiently mistake is detected by the inlet pressure transmitter 1 and outlet pressure transmitter 3 that are arranged on the both ends of high efficiency particulate air filter 2
The blocked state of filter 2, when the numerical difference that inlet pressure transmitter 1 and outlet pressure transmitter 3 measure away from it is larger when represent high
Effect filter 2 circulates not freely, to be repaired or replaced in time.Because the EGT in sterilizer interior room 6 is often higher,
So condensed water can be produced in high efficiency particulate air filter 2, be provided with the bottom of high efficiency particulate air filter 2 respective line by it inside it is cold
Condensate is back in sterilizer interior room 6.
The saturated vapor and the mixed gas of waste gas that blowing emitter 7 exports after going out enter in heat exchanger 8, then using simultaneously
The saturated vapor accessed in heat exchanger 8 carries out high-temperature sterilization, reaches two-stage sterilization effect.Complete the saturated vapor generation of heat exchange
Condensed water is discharged by being provided with the condensed water elimination pipeline 14 of drain valve 12；The waste gas for completing two-stage sterilization discharges by waste gas
Pipeline 13 is discharged.
It is described above, only it is preferred embodiment of the present utility model, is not that other forms are made to the utility model
Limitation, any person skilled in the art is changed or is modified as possibly also with the technology contents of the disclosure above equivalent
The equivalent embodiment of change.But it is every without departing from the content of the technical scheme of the utility model, it is real according to technology of the present utility model
Any simple modification, equivalent variations and the remodeling that confrontation above example is made, still fall within the guarantor of technical solutions of the utility model
Protect scope.
Claims (10)
1. a kind of bio-safety sterilizer exhaust treatment system in P3 laboratories, including sterilizer interior room（6）, it is characterised in that：
In sterilizer interior room（6）Outside be provided with filtration sterilization unit and high-temperature sterilization unit, from sterilizer interior room（6）Middle fairlead
Filtration sterilization unit and high-temperature sterilization unit are passed through in road successively, are additionally provided between filtration sterilization unit and high-temperature sterilization unit
Exhaust extraction unit, exhaust extraction unit will be from sterilizer interior rooms（6）It is middle to extract out and be sent into by the waste gas of filtration sterilization unit
High-temperature sterilization unit.
2. the bio-safety sterilizer exhaust treatment system in P3 laboratories according to claim 1, it is characterised in that：It is described
Exhaust extraction unit be injector（7）, injector（7）Secondary entrance pass through filtration sterilization unit access sterilizer interior room（6）,
Saturated vapor is sent into injector simultaneously（7）Main-inlet and described high-temperature sterilization unit in, saturated vapor is by saturated vapor
Intake line（10）It is sent into.
3. the bio-safety sterilizer exhaust treatment system in P3 laboratories according to claim 2, it is characterised in that：It is described
High-temperature sterilization unit be heat exchanger（8）, heat exchanger（8）High-temperature medium entrance access saturated vapor, cryogenic media entrance connect
Connect injector（7）Outlet.
4. the bio-safety sterilizer exhaust treatment system in P3 laboratories according to claim 2, it is characterised in that：Institute
The saturated vapor intake line stated（10）In be also equipped with steam pneumatic operated valve（9）.
5. the bio-safety sterilizer exhaust treatment system in P3 laboratories according to claim 3, it is characterised in that：It is described
Heat exchanger（8）High-temperature medium outlet connection condensed water elimination pipeline（14）, heat exchanger（8）Cryogenic media outlet connection waste gas
Discharge pipe（13）, on exhaust pipe road（13）In exhaust gas temperature sensor is installed（11）, in condensed water elimination pipeline
（14）In drain valve is installed（12）.
6. the bio-safety sterilizer exhaust treatment system in P3 laboratories according to claim 1 or 2, it is characterised in that：
Described filtration sterilization unit is high efficiency particulate air filter（2）, high efficiency particulate air filter（2）Input connection sterilizer interior room（6）, its is defeated
Go out the injector that exhaust extraction unit is used as at end by pipeline connection（7）Secondary entrance.
7. the bio-safety sterilizer exhaust treatment system in P3 laboratories according to claim 6, it is characterised in that：Institute
The high efficiency particulate air filter stated（2）It is additionally provided with connecting line for judging high efficiency particulate air filter（2）The judgment of clogging mechanism of blocking.
8. the bio-safety sterilizer exhaust treatment system in P3 laboratories according to claim 7, it is characterised in that：It is described
Judgment of clogging mechanism include inlet pressure transmitter（1）With outlet pressure transmitter（3）, outlet pressure transmitter（3）Set
In high efficiency particulate air filter（2）Entrance and sterilizer interior room（6）Between pipeline on, outlet pressure transmitter（3）It is arranged on efficiently
Filter（2）Outlet and injector（7）Between pipeline on.
9. the bio-safety sterilizer exhaust treatment system in P3 laboratories according to claim 7, it is characterised in that：Institute
The high efficiency particulate air filter stated（2）Outlet and injector（7）Between be additionally provided with high efficiency particulate air filter temperature sensor on pipeline（4）With
Waste gas pneumatic operated valve（5）.
10. the bio-safety sterilizer exhaust treatment system in P3 laboratories according to claim 8, it is characterised in that：
Described high efficiency particulate air filter（2）Bottom be provided with and sterilizer interior room（6）It is connected, for realizing that condensate return returns sterilizer
Interior room（6）Pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720295840.4U CN206746169U (en) | 2017-03-24 | 2017-03-24 | A kind of bio-safety sterilizer exhaust treatment system in P3 laboratories |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720295840.4U CN206746169U (en) | 2017-03-24 | 2017-03-24 | A kind of bio-safety sterilizer exhaust treatment system in P3 laboratories |
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| CN206746169U true CN206746169U (en) | 2017-12-15 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111957172A (en) * | 2020-10-20 | 2020-11-20 | 山东恒基农牧机械有限公司 | Breed exhaust treatment device |
| CN113633792A (en) * | 2021-08-20 | 2021-11-12 | 冰山松洋生物科技(大连)有限公司 | Sterilizer exhaust treatment device with biological emission safety and working method thereof |
-
2017
- 2017-03-24 CN CN201720295840.4U patent/CN206746169U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111957172A (en) * | 2020-10-20 | 2020-11-20 | 山东恒基农牧机械有限公司 | Breed exhaust treatment device |
| CN113633792A (en) * | 2021-08-20 | 2021-11-12 | 冰山松洋生物科技(大连)有限公司 | Sterilizer exhaust treatment device with biological emission safety and working method thereof |
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