CN109906948A - A kind of the internal air circulation system and control method of IVC experimental animal case - Google Patents
A kind of the internal air circulation system and control method of IVC experimental animal case Download PDFInfo
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- CN109906948A CN109906948A CN201910264877.4A CN201910264877A CN109906948A CN 109906948 A CN109906948 A CN 109906948A CN 201910264877 A CN201910264877 A CN 201910264877A CN 109906948 A CN109906948 A CN 109906948A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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Abstract
The present invention provides a kind of internal air circulation systems of IVC experimental animal case, it include: exhaust blower, it is separately connected disinfection gas entrance and exhaust pipeline, exhaust valve is installed in exhaust pipeline, the first inner loop pipeline is also connected in exhaust pipeline, the first inner circulating tube road is equipped with circulating valve in first；Pressure fan, it is separately connected air inlet pipeline, air supply pipeline and the second inner loop pipeline, first inner loop pipeline is connected to air inlet pipeline, first blow valve is installed on air inlet pipeline, the second blow valve is installed in air supply pipeline, the second inner circulating tube road is equipped with circulating valve in second, second inner loop pipeline has the outlet of disinfection gas, second inner loop pipeline connects air return pipeline, and air return pipeline connects exhaust blower component simultaneously, is equipped with air returning valve on air return pipeline.The present invention also provides a kind of control methods of internal air circulation system.The present invention can efficiently solve pollution problem when existing IVC experimental animal case replacement filter core compared to the prior art.
Description
Technical field
The present invention relates to IVC experimental animal case field, in particular to being followed in a kind of air of IVC experimental animal case
Loop system and control method.
Background technique
IVC is the abbreviation of individual ventilated cages, and Chinese is known as independent ventilating cage, this only
Vertical ventilation IVC experimental animal cabinet refers in closing separate unit (such as cage box or IVC experimental animal case), and it is empty to be sent into cleaning
Gas can operate in superclean bench by what is emitted in exhaust gas centralized and raise the raising of SPF experimental animal and experiment is set
It is standby.
In the experimental animal IVC experimental animal case of IVC type used at present, filter element part when needing replacing, by
Many toxic components when filtering can be deposited in filter element part, thus many disinfections of progress is needed to arrange when replacement filter element part
The problem of applying, and slightly improper, also will cause leakage of the toxic component into environment, cause secondary pollution.
Summary of the invention
In consideration of it, the present invention provides a kind of internal air circulation system of IVC experimental animal case and control method, Ke Yiyou
Effect ground solves pollution problem when existing IVC experimental animal case replacement filter core.
Thus, on the one hand, the present invention provides a kind of internal air circulation systems of IVC experimental animal case comprising:
Exhaust blower component is separately connected disinfection gas entrance and exhaust pipeline, is equipped with exhaust valve, air draft in exhaust pipeline
The first inner loop pipeline is also connected on pipeline, the first inner circulating tube road is equipped with circulating valve in first；
Pressure fan component is separately connected air inlet pipeline, air supply pipeline and the second inner loop pipeline, the first inner loop pipeline
It is connected to air inlet pipeline, the first blow valve is installed on air inlet pipeline, the second blow valve is installed in air supply pipeline, is followed in second
Endless tube road is equipped with circulating valve in second, and the second inner loop pipeline has the outlet of disinfection gas, and the second inner loop pipeline connects back to
Air pipe line, air return pipeline connect exhaust blower component simultaneously, are equipped with air returning valve on air return pipeline.
Further, the junction of above-mentioned first inner loop pipeline and exhaust pipeline be located at exhaust blower component and exhaust valve it
Between.
Further, the junction of above-mentioned first inner loop pipeline and air inlet pipeline is located at pressure fan component and the first air-supply
Between valve.
Further, the junction of above-mentioned second inner loop pipeline and air return pipeline be located at exhaust blower component and air returning valve it
Between.
Further, the junction of above-mentioned second inner loop pipeline and the outlet of disinfection gas is located in pressure fan component and second
Between circulating valve.
Further, said exhaust machine component and pressure fan component are along vertical direction progress straight line arrangement.
Further, said exhaust machine component includes exhaust blower and first filter.
Further, above-mentioned pressure fan component includes pressure fan and the second filter.
Further, above-mentioned disinfection gas entrance is hydrogen peroxide entrance, and the outlet of disinfection gas is hydrogen peroxide outlet port.
On the other hand, the present invention provides a kind of internal air circulation control methods of IVC experimental animal case comprising following
Step:
1) exhaust valve, the first blow valve, the second blow valve and air returning valve are closed；
2) sterilize gas entrance in input disinfection gas, disinfection gas by exhaust blower component be sent into the first inner loop pipeline, first
Inner loop pipeline will sterilize pneumatic transmission by air inlet pipeline and enter pressure fan component, and pressure fan component will be disappeared by the second inner loop pipeline
Poison gas is sent into the outlet of disinfection gas；
3) disinfection gas is sent into IVC experimental animal case by the outlet of disinfection gas and is performed disinfection work；
4) circulating valve in circulating valve and second is closed in first, exhaust valve, the first blow valve, the second blow valve is opened and returns
Air-valve；
5) fresh air is sent by the first blow valve, fresh air is sent into air supply pipeline by pressure fan component, and air supply pipeline continues
Fresh air is sent into IVC experimental animal case；
6) the old wind in IVC experimental animal case is sent into exhaust blower component by air return pipeline, and old wind is in exhaust blower component
Exhaust pipeline, exhaust pipeline discharge are sent into after filtering.
In the internal air circulation system and control method of a kind of IVC experimental animal case provided by the present invention, mainly pass through
Exhaust blower, pressure fan, a series of pipelines and six valves are realized to the ring before replacement filter element in IVC experimental animal case
Border disinfection；
Detailed process are as follows: close exhaust valve, the first blow valve, the second blow valve and air returning valve, sterilize and inputted in gas entrance
Gas is sterilized, disinfection gas is sent into the first inner loop pipeline by exhaust blower component, and the first inner loop pipeline will disappear by air inlet pipeline
Poison gas is sent into pressure fan component, and pressure fan component will sterilize pneumatic transmission by the second inner loop pipeline and enter to sterilize gas outlet, sterilizes gas
It is sent into IVC experimental animal case and is performed disinfection work by the outlet of disinfection gas；
By above-mentioned improved technical solution, the quick of internal environment can be completed before opening IVC experimental animal case
Disinfection, and guarantee the air flowing running of the normal IVC of IVC experimental animal case, i.e., on the basis of IVC air flow line
On realize the sterilization operation of internal environment, allow for the internal environment of the IVC experimental animal case when replacing filter element part in this way
Be it is free of contamination, so as to efficiently solve pollution problem when existing IVC experimental animal case replacement filter core.
Detailed description of the invention
By reading the following detailed description of the preferred embodiment, various other advantages and benefits are common for this field
Technical staff will become clear.The drawings are only for the purpose of illustrating a preferred embodiment, and is not considered as to the present invention
Limitation.And throughout the drawings, the same reference numbers will be used to refer to the same parts.In the accompanying drawings:
Fig. 1 is a kind of interior circulation framework of the internal air circulation system of IVC experimental animal case provided in an embodiment of the present invention
Schematic diagram；
Fig. 2 is a kind of internal air circulation system of IVC experimental animal case provided in an embodiment of the present invention under side view angle
Structural schematic diagram；
Fig. 3 is a kind of internal air circulation system of IVC experimental animal case provided in an embodiment of the present invention under axis side angle degree
Structural schematic diagram.
Specific embodiment
Exemplary embodiments of the present disclosure are described in more detail below with reference to accompanying drawings.Although showing the disclosure in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
It is fully disclosed to those skilled in the art.
Referring to Fig. 1 to Fig. 3, shows in a kind of air of IVC experimental animal case provided in an embodiment of the present invention and follow in figure
Loop system, wherein being mainly provided with exhaust blower component 1 and pressure fan component 2 and a series of pipeline and six valves, specifically
As described below.
With continued reference to Fig. 1 to Fig. 3, exhaust blower component 1 is separately connected disinfection gas entrance 11 and exhaust pipeline 12, disinfection gas tool
Body uses hydrogen peroxide gas, is equipped with exhaust valve V6 in exhaust pipeline 12, and circulation in first is also connected in exhaust pipeline 12
Pipeline 13 is equipped with circulating valve V5 in first, and the first inner loop pipeline 13 and exhaust pipeline 12 on first inner loop pipeline 13
Junction between exhaust blower component 1 and exhaust valve V6.
With continued reference to Fig. 1 to Fig. 3, pressure fan component 2 is separately connected air inlet pipeline 21, air supply pipeline 22 and the second interior circulation
Pipeline 23, the first inner loop pipeline 13 are connected to air inlet pipeline 21, and the first blow valve V1, and first are equipped on air inlet pipeline 21
The junction of inner loop pipeline 13 and air inlet pipeline 21 is between pressure fan component 2 and the first blow valve V1, air supply pipeline 22
On the second blow valve V2 is installed, circulating valve V3 in second, the second inner loop pipeline 23 are installed on the second inner loop pipeline 23
With disinfection gas outlet 231, and the junction of the second inner loop pipeline 23 and disinfection gas outlet 231 is located at 2 He of pressure fan component
In second between circulating valve V3, the second inner loop pipeline 23 connects air return pipeline 24, and air return pipeline 24 connects exhaust blower portion simultaneously
Part 1 is equipped with air returning valve V4 on air return pipeline 24, and the junction of the second inner loop pipeline 23 and air return pipeline 24 is located at air draft
Between machine component 1 and air returning valve V4.
Referring to fig. 2 to Fig. 3, in order to guarantee integrally-built compactedness, exhaust blower component 1 and pressure fan component 2 along vertical
Histogram to carry out straight line arrangement.
Referring to Fig. 1 to Fig. 3, in order to realize that filtering function when air draft, exhaust blower component 1 include exhaust blower 14 and the first mistake
Filter 141, the first filter 141 specifically can be using high efficiency particulate air filters on the market；In order to realize filtering function when air-supply
Can, pressure fan component 2 includes pressure fan 25 and the second filter 251, which can specifically use on the market
High efficiency particulate air filter.
In conjunction with Fig. 1 to Fig. 3, a kind of internal air circulation system of IVC experimental animal case provided in an embodiment of the present invention passes through
Control method (i.e. working principle) below realizes disinfection:
Step 1: closing exhaust valve V6, the first blow valve V1, the second blow valve V2 and air returning valve V4；
Step 2: input disinfection gas, disinfection gas are sent into the first inner loop pipeline by exhaust blower component 1 in disinfection gas entrance
13, the first inner loop pipeline 13 will sterilize pneumatic transmission by air inlet pipeline 21 and enter pressure fan component 2, and pressure fan component 2 passes through second
Inner loop pipeline 23 will sterilize pneumatic transmission and enter to sterilize gas outlet；
Step 3: disinfection gas is sent into IVC experimental animal case by the outlet of disinfection gas and is performed disinfection work；
Step 4: closing in first circulating valve V3 in circulating valve V5 and second, open exhaust valve V6, the first blow valve V1, the
Two blow valve V2 and air returning valve V4；
Step 5: fresh air being sent by the first blow valve V1, fresh air is sent into air supply pipeline 22, air-supply by pressure fan component 2
Pipeline 22 continues for fresh air to be sent into IVC experimental animal case；
Old wind in step 6:IVC experimental animal case is sent into exhaust blower component 1 by air return pipeline 24, and old wind is in exhaust blower
Exhaust pipeline 12 is sent into after filtering in component 1, exhaust pipeline 12 is discharged.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (10)
1. a kind of internal air circulation system of IVC experimental animal case characterized by comprising
Exhaust blower component (1) is separately connected disinfection gas entrance (11) and exhaust pipeline (12), pacifies on the exhaust pipeline (12)
Equipped with exhaust valve (V6), it is also connected with the first inner loop pipeline (13) on the exhaust pipeline (12), first inner circulating tube
Circulating valve in first (V5) is installed on road (13)；
Pressure fan component (2) is separately connected air inlet pipeline (21), air supply pipeline (22) and the second inner loop pipeline (23), institute
It states the first inner loop pipeline (13) to be connected to the air inlet pipeline (21), the first blow valve is installed on the air inlet pipeline (21)
(V1), it is equipped with the second blow valve (V2) on the air supply pipeline (22), is equipped on second inner loop pipeline (23)
Circulating valve (V3) in two, second inner loop pipeline (23) have the outlet of disinfection gas, and second inner loop pipeline (23) is even
It takes back air pipe line (24), the air return pipeline (24) connects the exhaust blower component (1) simultaneously, pacifies on the air return pipeline (24)
Equipped with air returning valve (V4).
2. a kind of internal air circulation system of IVC experimental animal case according to claim 1, which is characterized in that described
The junction of one inner loop pipeline (13) and the exhaust pipeline (12) is located at the exhaust blower component (1) and the exhaust valve
(V6) between.
3. a kind of internal air circulation system of IVC experimental animal case according to claim 1, which is characterized in that described
The junction of one inner loop pipeline (13) and the air inlet pipeline (21) is located at the pressure fan component (2) and first air-supply
Between valve (V1).
4. a kind of internal air circulation system of IVC experimental animal case according to claim 1, which is characterized in that described
The junction of two inner loop pipelines (23) and the air return pipeline (24) is located at the exhaust blower component (1) and the air returning valve
(V4) between.
5. a kind of internal air circulation system of IVC experimental animal case according to claim 1, which is characterized in that described
The junction of two inner loop pipelines (23) and disinfection gas outlet is located at circulation in the pressure fan component (2) and described second
Between valve (V3).
6. a kind of internal air circulation system of IVC experimental animal case according to claim 1, which is characterized in that the row
Fan part (1) and the pressure fan component (2) are along vertical direction progress straight line arrangement.
7. a kind of internal air circulation system of IVC experimental animal case according to claim 1 or 6, which is characterized in that described
Exhaust blower component (1) includes exhaust blower (14) and first filter (141).
8. a kind of internal air circulation system of IVC experimental animal case according to claim 1 or 6, which is characterized in that described
Pressure fan component (2) includes pressure fan (25) and the second filter (251).
9. a kind of internal air circulation system of IVC experimental animal case according to claim 1, which is characterized in that described to disappear
Poison gas entrance is hydrogen peroxide entrance, and the disinfection gas outlet is hydrogen peroxide outlet port.
10. a kind of internal air circulation control method of IVC experimental animal case, which comprises the following steps:
1) exhaust valve (V6), the first blow valve (V1), the second blow valve (V2) and air returning valve (V4) are closed；
2) input disinfection gas, the disinfection gas in gas entrance are sterilized, the first inner loop pipeline is sent by exhaust blower component (1)
(13), first inner loop pipeline (13) is entered the disinfection pneumatic transmission pressure fan component (2) by air inlet pipeline (21), described
The disinfection pneumatic transmission is entered to sterilize gas outlet by the second inner loop pipeline (23) by pressure fan component (2)；
3) the disinfection gas is sent into IVC experimental animal case by disinfection gas outlet and is performed disinfection work；
4) circulating valve (V3) in circulating valve (V5) and second is closed in first, the exhaust valve (V6) is opened, described first blows
Valve (V1), second blow valve (V2) and the air returning valve (V4)；
5) fresh air is sent by first blow valve (V1), the fresh air is sent into air supply tube by the pressure fan component (2)
Road (22), the air supply pipeline (22) continue for the fresh air to be sent into the IVC experimental animal case；
6) the old wind in the IVC experimental animal case is sent into the exhaust blower component (1) by the air return pipeline (24), described
Old wind is sent into exhaust pipeline (12) after filtering in the exhaust blower component (1), exhaust pipeline (12) discharge.
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| CN201910264877.4A CN109906948B (en) | 2019-04-03 | 2019-04-03 | Air internal circulation system of IVC experimental animal box and control method |
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| CN201910264877.4A CN109906948B (en) | 2019-04-03 | 2019-04-03 | Air internal circulation system of IVC experimental animal box and control method |
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| CN109906948B CN109906948B (en) | 2023-07-18 |
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Cited By (3)
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| CN115136899A (en) * | 2022-05-24 | 2022-10-04 | 温州医科大学 | IVC cage for biological experiment |
| CN115399244A (en) * | 2022-08-30 | 2022-11-29 | 温州医科大学 | Multifunctional experimental animal euthanasia IVC |
| CN117158326A (en) * | 2023-09-20 | 2023-12-05 | 江苏韦本医疗设备科技有限公司 | Air internal circulation system of IVC test animal box |
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| CN115399244A (en) * | 2022-08-30 | 2022-11-29 | 温州医科大学 | Multifunctional experimental animal euthanasia IVC |
| CN117158326A (en) * | 2023-09-20 | 2023-12-05 | 江苏韦本医疗设备科技有限公司 | Air internal circulation system of IVC test animal box |
| CN117158326B (en) * | 2023-09-20 | 2024-03-19 | 江苏韦本医疗设备科技有限公司 | Air internal circulation system of IVC test animal box |
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| CN109906948B (en) | 2023-07-18 |
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