CN109937887A - A kind of the bio-safety surgical cassette and internal circulation method of surgical environments quick self cleaning - Google Patents
A kind of the bio-safety surgical cassette and internal circulation method of surgical environments quick self cleaning Download PDFInfo
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- CN109937887A CN109937887A CN201910264345.0A CN201910264345A CN109937887A CN 109937887 A CN109937887 A CN 109937887A CN 201910264345 A CN201910264345 A CN 201910264345A CN 109937887 A CN109937887 A CN 109937887A
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Abstract
The present invention provides a kind of bio-safety surgical cassettes of surgical environments quick self cleaning comprising: surgical cassette；First filter is installed on surgical cassette and is connected to the inside of surgical cassette, and air inlet pipeline is connected in first filter, is equipped with air inlet valve on air inlet pipeline；Interior circulating fan is installed on inner circulating tube road, and the first end of inner loop pipeline connects air inlet pipeline, and the second end of inner loop pipeline connects exhaust pipeline, and inner circulating tube road is equipped with interior circulating valve；Second filter, is installed on surgical cassette and is connected to the inside of surgical cassette, and the second filter connects exhaust pipeline, is equipped with exhaust valve in exhaust pipeline；Exhaust fan connects exhaust pipeline.The present invention also provides a kind of interior circulation controlling means of bio-safety surgical cassette.The present invention can form the quick self-loopa of surgical cassette internal gas flow compared to the prior art, thus can effectively improve the cleaning efficiency and cleaning effect for surgical cassette inside pernicious gas.
Description
Technical field
The present invention relates to bio-safety surgical cassette fields, in particular to a kind of life of surgical environments quick self cleaning
Object safety operation case and internal circulation method.
Background technique
Experimental animal is one of important support condition of modern biomedical research, is widely used in medicine, pharmacy, change
The researchs such as work, agricultural, light industry, environmental protection, space flight, military affairs, bioengineering and application field, Quality of Experimental Animals play experimental result
Decisive role.With the development of China's Laboratory Animal Science and perfecting for various laws and regulations, researcher is gradually recognized
Know the influence of environmental factor and biological factor to experimental result, and starts to pay attention to the environmental Kuznets Curves of experimental animal.
Currently, needing to carry out in gnotobasis for the surgical procedure of experimental animal, thus need to be pacified by means of biology
Full surgical cassette is completed, now used in bio-safety surgical cassette, internal environment is before finishing operation and performing an operation
It needs to carry out the cleaning of environment, and is closely to realize operation by simple exhaust fan and filter inside present surgical cassette
The cleaning of pernicious gas in case, all there is disadvantages on cleaning efficiency and cleaning effect.
Summary of the invention
In consideration of it, the present invention provides a kind of bio-safety surgical cassette of surgical environments quick self cleaning and interior circulation sides
Method can efficiently solve the undesirable problem of pernicious gas cleaning efficiency and cleaning effect inside existing surgical cassette.
Thus, on the one hand, the present invention provides a kind of bio-safety surgical cassette of surgical environments quick self cleaning, packets
It includes:
Surgical cassette；
First filter is installed on surgical cassette and is connected to the inside of surgical cassette, air inlet is connected in first filter
Pipeline is equipped with air inlet valve on air inlet pipeline；
Interior circulating fan, is installed on inner circulating tube road, and the first end of inner loop pipeline connects air inlet pipeline, inside follows
The second end on endless tube road connects exhaust pipeline, and inner circulating tube road is equipped with interior circulating valve；
Second filter is installed on surgical cassette and is connected to the inside of surgical cassette, and the second filter connects exhaust pipeline,
Exhaust valve is installed in exhaust pipeline；
Exhaust fan connects exhaust pipeline.
Further, above-mentioned air inlet valve is set between air inlet source and the first end of inner loop pipeline.
Further, above-mentioned interior circulating valve is set between interior circulating fan and the first end of inner loop pipeline.
Further, said exhaust valve is set between exhaust fan and the second end of inner loop pipeline.
Further, several decontamination duct networks are installed, decontamination duct network is connected to the inside of surgical cassette, disappears on above-mentioned surgical cassette
Sanitation valve is installed on malicious pipeline.
Further, above-mentioned surgical cassette has the case top of rectangle, and first filter and the second filter are in diagonally to install
In on the case top of surgical cassette.
Further, above-mentioned interior circulating fan and inner loop pipeline are installed on the case top of surgical cassette, inner loop pipeline tool
There is an at least U section.
Further, above-mentioned air inlet valve, exhaust fan and the second filter are installed on the case top of surgical cassette, and are entered the wind
Valve, exhaust fan and the second filter are arranged in a straight line.
On the other hand, the present invention provides a kind of interior circulation controls of the bio-safety surgical cassette of surgical environments quick self cleaning
Method processed comprising following steps:
1) air inlet valve and exhaust valve are closed, interior circulating valve is opened；
2) circulating fan in opening begins through inner circulating tube road direction first filter conveying wind, then passes through the first mistake
Filter enters in surgical cassette；
3) the second filter is entered with the air in surgical cassette, filtered air passes through inner loop pipeline and again
One filter enters in surgical cassette, constantly recycles.
Further, a kind of interior circulation controlling means of the bio-safety surgical cassette of above-mentioned surgical environments quick self cleaning are also
Including self-test step:
1) exhaust fan and exhaust valve are opened, air inlet valve and interior circulating valve are closed；
2) exhaust valve is closed when the numerical stability of differential pressure pickup is -200 to -300Pa, while recording pressure difference at that time
Value and temperature value start simultaneously at timing, and the time is 50-70 minutes, and pressure difference and temperature value at this time are recorded after reaching the time
3) testing result is obtained by following formula:
In formula:
L: isolator leakage rate per hour, %；
P1: when test starts, absolute pressure (room atmosphere pressure-isolator is with respect to room pressure) in isolator, Pa；
P2: at the end of test, absolute pressure (room atmosphere pressure-isolator is with respect to room pressure), Pa in isolator；
T1: when test starts, absolute temperature in isolator, K；
T2: at the end of test, absolute temperature in isolator, K.
The bio-safety surgical cassette and internal circulation method of a kind of surgical environments quick self cleaning provided by the present invention, mainly
It improves and is to have installed inner loop pipeline and interior circulating fan additional between original air inlet pipeline and exhaust pipeline, cooperate the first mistake
The quick self cleaning function to surgical cassette internal environment, concrete principle may be implemented in the filtration of filter and the second filter
It is as follows:
Close air inlet valve and exhaust valve, open in circulating valve, open in circulating fan, begin through inner circulating tube road direction the
One filter conveys wind, is then entered in surgical cassette by first filter, then enters the with the air in surgical cassette
Tow filtrator, filtered air passes through inner loop pipeline again and first filter enters in surgical cassette, constantly recycles.
Therefore, because foring the quick self-loopa of internal gas flow, thus can effectively improve for surgical cassette inside
The cleaning efficiency and cleaning effect of pernicious gas.
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 main view of the bio-safety surgical cassette of surgical environments quick self cleaning provided in an embodiment of the present invention
Figure；
Fig. 2 is a kind of side view of the bio-safety surgical cassette of surgical environments quick self cleaning provided in an embodiment of the present invention
Figure；
Fig. 3 is a kind of top knot of bio-safety surgical cassette of surgical environments quick self cleaning provided in an embodiment of the present invention
Structure schematic diagram；
Fig. 4 is a kind of interior circulation of the bio-safety surgical cassette of surgical environments quick self cleaning provided in an embodiment of the present invention
Configuration 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. 4, a kind of biology of surgical environments quick self cleaning provided in an embodiment of the present invention is shown in figure
Safety operation case, wherein being mainly provided with first filter 2, interior circulating fan 3, the second filter 4 and air draft in surgical cassette 1
The components such as blower 5, first filter 2 and the second filter 4 can specifically use high efficiency particulate air filter on the market, and the operation
Case 1 is a glove box, is provided with glove port and gloves 11 thereon, electric mounting box is formed on the top of surgical cassette 1, storage is formed on bottom
Object case 12 is also mounted for automatically controlled circuit board, power supply and electric wire etc. in storage tank 12, and the side of surgical cassette 1 is also set
The transmitting bucket 13 to transmit article has been set, additionally ultraviolet lamp 14, the nothing that operation needs can be set at the top of surgical cassette
Shadow lamp 15 and camera 16 and power supply 141 and headlamp 142 etc..
Referring to Fig. 3 to Fig. 4, first filter 2 is installed on surgical cassette 1 and is connected to the inside of surgical cassette 1, the first filtering
It is connected with air inlet pipeline 21 on device 2, air inlet valve EV1 is installed on air inlet pipeline 21, and air inlet valve EV1 is set to air inlet source and interior
Between the first end of circulation line 31.
With continued reference to Fig. 3 to Fig. 4, interior circulating fan 3 is installed on inner loop pipeline 31, the first end of inner loop pipeline 31
Portion connects air inlet pipeline 21, and the second end of inner loop pipeline 31 connects exhaust pipeline 6, and interior follow is equipped on inner loop pipeline 31
Ring valve EV3, and interior circulating valve EV3 is set between interior circulating fan 3 and the first end of inner loop pipeline 31.
With continued reference to Fig. 3 to Fig. 4, the second filter 4 is installed on surgical cassette 1 and is connected to the inside of surgical cassette 1, the second mistake
Filter 4 connects exhaust pipeline 6, is equipped with exhaust valve EV2 in exhaust pipeline 6, and exhaust valve EV2 is set to exhaust fan 5 and interior
Between the second end of circulation line 31；Exhaust fan 5 connects exhaust pipeline 6.
In order to realize internal sterilizing function, there are two decontamination duct network 7, the connection operations of decontamination duct network 7 for installation on surgical cassette 1
The inside of case 1 is equipped with sanitation valve V1, V2 in two decontamination duct networks 7, and decontamination duct network 7 specifically can input dioxy into surgical cassette 1
Change hydrogen solution (H202) to perform disinfection work.
In order to guarantee integrally-built compactedness, surgical cassette 1 has the case top of rectangle, first filter 2 and the second filtering
Device 4 is in diagonally to be installed on the case top of surgical cassette 1；And interior circulating fan 3 and inner loop pipeline 31 are installed on the case of surgical cassette 1
On top, inner loop pipeline 31 has a U section 311；Meanwhile air inlet valve EV1, exhaust fan 5 and the second filter 4 are installed on hand
On the case top of art case 1, and air inlet valve EV1, exhaust fan 5 and the second filter 4 are arranged in a straight line.
In conjunction with Fig. 1 to Fig. 4, a kind of bio-safety surgical cassette of surgical environments quick self cleaning provided in an embodiment of the present invention
Mainly interior circulatory function is realized by following interior circulation controlling means:
Step 1: closing air inlet valve EV1 and exhaust valve EV2, open interior circulating valve EV3；
Step 2: circulating fan 3 in opening begins through inner loop pipeline 31 to first filter 2 and conveys wind, then leads to
First filter 2 is crossed to enter in surgical cassette 1；
Step 3: entering the second filter 4 with the air in surgical cassette 1, filtered air passes through inner circulating tube again
Road 31 and first filter 2 enter in surgical cassette 1, constantly recycle.
And conventional operational mode includes:
Step 1: exhaust blower opens (interior circulated air organ) (blower voltage 24v controls voltage 0-10V) initial control voltage
4V；
Step 2:EV1 is opened；
Step 3:EV2 opens (pass EV3)；
Step 4: Temperature Humidity Sensor on-line checking real time data；
Step 5: differential pressure pickup on-line checking real time data；
Step 6: rotation speed of fan is automatically adjusted according to pressure differential resetting value；
Step 7: interface sets light switch, and using LED light source, brightness is manually adjustable (interface sets down arrows)；
Step 8: interface sets shadowless lamp switch；
Step 9: " automatic running " optional under operational mode and " operation manually ", pressure difference does not link with blower when manual, hand
Dynamic operation is not alarmed.
In addition, the interior circulation controlling means further include self-test step:
Step 1: opening exhaust fan 5 and exhaust valve EV2, close air inlet valve EV1 and interior circulating valve EV3；
Step 2: closing exhaust valve EV2 when the numerical stability of differential pressure pickup 17 is in -250Pa, while recording at that time
Pressure difference and temperature value start simultaneously at timing, and the time is 60 minutes, and pressure difference and temperature value at this time are recorded after reaching the time
Step 3: testing result is obtained by following formula, interface display " qualification " or " unqualified ", and used in it
Temperature sensor 18 resolution ratio be 0.1 °:
In formula:
L: isolator leakage rate per hour, %；
P1: when test starts, one isolator of absolute pressure room atmosphere pressure is with respect to room pressure, Pa in isolator；
P2: at the end of test, one isolator of absolute pressure room atmosphere pressure is with respect to room pressure, Pa in isolator；
T1: when test starts, absolute temperature in isolator, K；
T2: at the end of test, absolute temperature in isolator, K.
A kind of the bio-safety surgical cassette and internal circulation method of surgical environments quick self cleaning provided by the present embodiment, it is main
It improves and is to have installed additional inner loop pipeline and interior circulating fan between original air inlet pipeline and exhaust pipeline, cooperation first
The quick self cleaning function to surgical cassette internal environment may be implemented in the filtration of filter and the second filter, specific former
It manages as follows:
Close air inlet valve and exhaust valve, open in circulating valve, open in circulating fan, begin through inner circulating tube road direction the
One filter conveys wind, is then entered in surgical cassette by first filter, then enters the with the air in surgical cassette
Tow filtrator, filtered air passes through inner loop pipeline again and first filter enters in surgical cassette, constantly recycles.
Therefore, because foring the quick self-loopa of internal gas flow, thus can effectively improve for surgical cassette inside
The cleaning efficiency and cleaning effect of pernicious gas.
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 bio-safety surgical cassette of surgical environments quick self cleaning characterized by comprising
Surgical cassette (1)；
First filter (2) is installed on the surgical cassette (1) and is connected to the inside of the surgical cassette (1), first mistake
It is connected on filter (2) air inlet pipeline (21), air inlet valve (EV1) is installed on the air inlet pipeline (21)；
Interior circulating fan (3), is installed on inner loop pipeline (31), and the first end of the inner loop pipeline (31) connects institute
It states air inlet pipeline (21), the second end of the inner loop pipeline (31) connects exhaust pipeline (6), the inner loop pipeline (31)
On interior circulating valve (EV3) is installed；
Second filter (4) is installed on the surgical cassette (1) and is connected to the inside of the surgical cassette (1), second mistake
Filter (4) connects the exhaust pipeline (6), is equipped with exhaust valve (EV2) on the exhaust pipeline (6)；
Exhaust fan (5) connects the exhaust pipeline (6).
2. a kind of bio-safety surgical cassette of surgical environments quick self cleaning according to claim 1, which is characterized in that institute
Air inlet valve (EV1) is stated to be set between air inlet source and the first end of the inner loop pipeline (31).
3. a kind of bio-safety surgical cassette of surgical environments quick self cleaning according to claim 1, which is characterized in that institute
Interior circulating valve (EV3) is stated to be set between the interior circulating fan (3) and the first end of the inner loop pipeline (31).
4. a kind of bio-safety surgical cassette of surgical environments quick self cleaning according to claim 1, which is characterized in that institute
Exhaust valve (EV2) is stated to be set between the exhaust fan (5) and the second end of the inner loop pipeline (31).
5. a kind of bio-safety surgical cassette of surgical environments quick self cleaning according to claim 1, which is characterized in that institute
It states and several decontamination duct networks (7) is installed on surgical cassette (1), the decontamination duct network (7) is connected to the inside of the surgical cassette (1),
Sanitation valve is installed on the decontamination duct network (7).
6. a kind of bio-safety surgical cassette of surgical environments quick self cleaning according to claim 1, which is characterized in that institute
The case top that surgical cassette (1) has rectangle is stated, the first filter (2) and second filter (4) are in diagonally to be installed on
On the case top of the surgical cassette (1).
7. a kind of bio-safety surgical cassette of surgical environments quick self cleaning according to claim 1 or 6, feature exist
In, the interior circulating fan (3) and the inner loop pipeline (31) are installed on the case top of the surgical cassette (1), it is described in follow
Endless tube road (31) has an at least U section (311).
8. a kind of bio-safety surgical cassette of surgical environments quick self cleaning according to claim 1 or 6, feature exist
In the air inlet valve (EV1), the exhaust fan (5) and second filter (4) are installed on the case of the surgical cassette (1)
On top, and the air inlet valve (EV1), the exhaust fan (5) and second filter (4) are arranged in a straight line.
9. a kind of interior circulation controlling means of the bio-safety surgical cassette of surgical environments quick self cleaning, which is characterized in that including
Following steps:
1) air inlet valve (EV1) and exhaust valve (EV2) are closed, interior circulating valve (EV3) is opened；
2) circulating fan (3) in opening begins through inner loop pipeline (31) to first filter (2) and conveys wind, then passes through
First filter (2) enters in surgical cassette (1)；
3) the second filter (4) are entered with the air in surgical cassette (1), filtered air passes through the inner circulating tube again
Road (31) and the first filter (2) enter in surgical cassette (1), constantly recycle.
10. a kind of interior loop control of the bio-safety surgical cassette of surgical environments quick self cleaning according to claim 9
Method, which is characterized in that further include self-test step:
1) exhaust fan (5) and the exhaust valve (EV2) are opened, the air inlet valve (EV1) and the interior circulating valve are closed
(EV3)；
2) it closes the exhaust valve (EV2), while is recorded at that time when the numerical stability of differential pressure pickup is -200 to -300Pa
Pressure difference and temperature value, start simultaneously at timing, the time is 50-70 minute, recorded after reaching the time pressure difference at this time with
Temperature value
3) testing result is obtained by following formula:
In formula:
L: isolator leakage rate per hour, %；
P1: when test starts, absolute pressure in isolator, Pa；
P2: at the end of test, absolute pressure in isolator, Pa；
T1: when test starts, absolute temperature in isolator, K；
T2: at the end of test, absolute temperature in isolator, K.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910264345.0A CN109937887A (en) | 2019-04-03 | 2019-04-03 | A kind of the bio-safety surgical cassette and internal circulation method of surgical environments quick self cleaning |
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| CN201910264345.0A CN109937887A (en) | 2019-04-03 | 2019-04-03 | A kind of the bio-safety surgical cassette and internal circulation method of surgical environments quick self cleaning |
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Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0401447A1 (en) * | 1988-03-09 | 1990-12-12 | Commissariat A L'energie Atomique | Method and system for controlling the tightness of an enclosure. |
| JP2001205110A (en) * | 2000-01-25 | 2001-07-31 | Taisei Corp | Draft chamber |
| JP2003074924A (en) * | 2001-09-05 | 2003-03-12 | Shoichi Kobayashi | Indoor air conditioning system |
| KR20090005625U (en) * | 2007-12-05 | 2009-06-10 | 박천귀 | Antibacterial device for clean room exit and entrance |
| CN201493120U (en) * | 2009-03-05 | 2010-06-02 | 山东博科生物产业有限公司 | Air-makeup biological safety cabinet |
| CN101761988A (en) * | 2009-12-27 | 2010-06-30 | 广东美的电器股份有限公司 | Air conditioner for machine room and control method thereof |
| CN203505262U (en) * | 2013-08-05 | 2014-04-02 | 广东省实验动物监测所 | Test monkey negative-pressure isolation feeding cabin |
| CN203869252U (en) * | 2014-05-16 | 2014-10-08 | 刘华荣 | Ventilation equipment with internal circulation |
| CN104833001A (en) * | 2015-03-18 | 2015-08-12 | 北京金鼎达科技发展有限公司 | Intelligent fresh air and indoor air synchronous purification equipment and intelligent fresh air and indoor air synchronous purification method |
| CN206547546U (en) * | 2017-03-14 | 2017-10-13 | 王兆武 | A kind of poultry house ventilating deodorizing device |
| CN107347687A (en) * | 2017-08-14 | 2017-11-17 | 苏州市冯氏实验动物设备有限公司 | One kind operation door flip-up style bio-safety isolating device |
| CN207456798U (en) * | 2017-11-17 | 2018-06-05 | 广州澳企实验室技术股份有限公司 | A kind of depollution of environment performance detection cabin |
| CN209882757U (en) * | 2019-04-03 | 2020-01-03 | 苏州市冯氏实验动物设备有限公司 | Biological safety operation case of quick automatically cleaning of operation environment |
-
2019
- 2019-04-03 CN CN201910264345.0A patent/CN109937887A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0401447A1 (en) * | 1988-03-09 | 1990-12-12 | Commissariat A L'energie Atomique | Method and system for controlling the tightness of an enclosure. |
| JP2001205110A (en) * | 2000-01-25 | 2001-07-31 | Taisei Corp | Draft chamber |
| JP2003074924A (en) * | 2001-09-05 | 2003-03-12 | Shoichi Kobayashi | Indoor air conditioning system |
| KR20090005625U (en) * | 2007-12-05 | 2009-06-10 | 박천귀 | Antibacterial device for clean room exit and entrance |
| CN201493120U (en) * | 2009-03-05 | 2010-06-02 | 山东博科生物产业有限公司 | Air-makeup biological safety cabinet |
| CN101761988A (en) * | 2009-12-27 | 2010-06-30 | 广东美的电器股份有限公司 | Air conditioner for machine room and control method thereof |
| CN203505262U (en) * | 2013-08-05 | 2014-04-02 | 广东省实验动物监测所 | Test monkey negative-pressure isolation feeding cabin |
| CN203869252U (en) * | 2014-05-16 | 2014-10-08 | 刘华荣 | Ventilation equipment with internal circulation |
| CN104833001A (en) * | 2015-03-18 | 2015-08-12 | 北京金鼎达科技发展有限公司 | Intelligent fresh air and indoor air synchronous purification equipment and intelligent fresh air and indoor air synchronous purification method |
| CN206547546U (en) * | 2017-03-14 | 2017-10-13 | 王兆武 | A kind of poultry house ventilating deodorizing device |
| CN107347687A (en) * | 2017-08-14 | 2017-11-17 | 苏州市冯氏实验动物设备有限公司 | One kind operation door flip-up style bio-safety isolating device |
| CN207456798U (en) * | 2017-11-17 | 2018-06-05 | 广州澳企实验室技术股份有限公司 | A kind of depollution of environment performance detection cabin |
| CN209882757U (en) * | 2019-04-03 | 2020-01-03 | 苏州市冯氏实验动物设备有限公司 | Biological safety operation case of quick automatically cleaning of operation environment |
Non-Patent Citations (1)
| Title |
|---|
| 李红英;李凯;华玉春;: "葫芦岛市中心医院洁净手术部空调设计", 建筑节能, vol. 40, no. 06, pages 21 - 23 * |
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