CN207365188U - Positive/negative-pressure switches purified operation room air-conditioning system - Google Patents
Positive/negative-pressure switches purified operation room air-conditioning system Download PDFInfo
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- CN207365188U CN207365188U CN201720746389.3U CN201720746389U CN207365188U CN 207365188 U CN207365188 U CN 207365188U CN 201720746389 U CN201720746389 U CN 201720746389U CN 207365188 U CN207365188 U CN 207365188U
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Abstract
The utility model belongs to operating room purification technology field, it is related to a kind of positive/negative-pressure switching purified operation room air-conditioning system, including air conditioner processor group, the air outlet connection air-supply air hose of air conditioner processor group, the return air inlet connection return air air hose of air conditioner processor group, the fresh wind port connection fresh air air hose of air conditioner processor group, along inlet air direction sets gradually the first weather proof air port, the first electric closed valve, dibit determine air quantity valve, air hose anticipatory electric heater on the fresh air air hose；Return air air hose includes the first return air branch pipe, the second return air branch pipe, the 3rd return air branch pipe, air hose of blowing includes the first blowpipe, the second blowpipe, the air inlet of the air outlet connection after-processing chamber of second blowpipe, the air outlet of the air inlet connection after-processing chamber of the first return air branch pipe.The air-conditioning system can quickly realize the supply of two kinds of different fresh air volumes, meet the control of the temperature to positive/negative-pressure switching operating room, relative humidity, static pressure difference, noise and air quality.
Description
Technical field
The utility model belongs to operating room purification technology field, is related to a kind of positive/negative-pressure switching purified operation room air-conditioning
System.
Background technology
Before, exist《Standard for daylighting design of industrial enterprises》（GB50333-2002）In not to positive/negative-pressure switch hand
Art room air-conditioning system is made comparisons clear and definite regulation, as long as ensureing that the pressure difference of operating room and adjacent room will when specifically doing
Ask, but with《Standard for daylighting design of industrial enterprises》（GB50333-2013）Appearance（The standard 2013 11
The moon 29 was issued, and on June 1st, 2014 implements）, clear and definite regulation is made to positive/negative-pressure switching operating room construction system, and be
Force striped.Particular content is as follows：1st, the 8.1.14 articles regulation:" Negative-pressure Operating Room ceiling exhaust outlet inlet and indoor time
Air port inlet must set high efficiency particulate air filter, and should set check-valves in exhaust outlet exit, and return air inlet inlet sets closed
Valve.Positive/negative-pressure changes operating room, should set high efficiency particulate air filter on the return air inlet of part, is imitated in being set on another part return air inlet
Filter；When confession negative pressure in use, airtight valve at medium effeciency filter should be closed, when confession positive pressure is in use, high efficiency particulate air filter should be closed
Locate airtight valve ".
2nd, the 8.3.7 articles requirement：" return air inlet of clean operating room should be set to more than or equal to 0.5um counting micro particles efficiency not
Medium effeciency filter less than 60%, return air inlet louvre blade preferably select vertical adjustable vane ".
According to above-mentioned requirements, to meet the requirement of new specification, it is necessary to accomplish it is following some：Positive/negative-pressure switches the row of operating room
It must be provided with high efficiency particulate air filter in air port；High-medium efficient filter is must be provided with positive pressure return air inlet；Return air duct and ventilation and negative pressure ventilation
Should there is airtight valve is closed cannot mutually gang up operation between pipeline.Although some relevant devices occurred on the market recently can be one
Determine to solve the problems, such as in degree a part of, but due to unreasonable structure, easily break down in use.
The content of the invention
The utility model is in view of the above-mentioned problems, provide a kind of positive/negative-pressure switching purified operation room air-conditioning system, the air-conditioning system
System can quickly realize the supply of two kinds of different fresh air volumes, meet temperature, relative humidity, static pressure to positive/negative-pressure switching operating room
The control of difference, noise and air quality.
According to the technical solution of the utility model：A kind of positive/negative-pressure switches purified operation room air-conditioning system, it is characterised in that：
Including air conditioner processor group, the air outlet connection air-supply air hose of air conditioner processor group, the return air inlet of air conditioner processor group connects back to
Wind air hose, the fresh wind port connection fresh air air hose of air conditioner processor group, sets gradually first on the fresh air air hose along inlet air direction
Weather proof air port, the first electric closed valve, dibit determine air quantity valve, air hose anticipatory electric heater；Return air air hose include the first return air branch pipe,
Second return air branch pipe, the 3rd return air branch pipe, air-supply air hose include the first blowpipe, the second blowpipe, second air-supply
The air inlet of the air outlet connection after-processing chamber of branch pipe, the air outlet of the air inlet connection after-processing chamber of the first return air branch pipe；The
The operating room air-blow ceiling of one blowpipe connection operating room positive/negative-pressure handover operation room；Operating room positive/negative-pressure handover operation room
Medium air filtration air port connects positive pressure exhaust blower, the side wall peace of operating room positive/negative-pressure handover operation room both sides by positive pressure exhaust duct
Dress high efficiency exhaustion mouth connects ventilation and negative pressure ventilation pipeline branch pipe two, ventilation and negative pressure ventilation pipeline branch pipe one, ventilation and negative pressure ventilation pipeline branch pipe three respectively
It is connected with the high efficiency exhaustion mouth of after-processing chamber, the ventilation and negative pressure ventilation pipeline branch pipe two, ventilation and negative pressure ventilation pipeline branch pipe one, negative pressure row
Wind pipeline branch pipe three is connected with ventilation and negative pressure ventilation pipeline, and ventilation and negative pressure ventilation machine is set on ventilation and negative pressure ventilation pipeline；Operating room positive/negative-pressure
Effect return air inlet connects the second return air branch pipe, the 3rd return air branch pipe respectively in the side wall installation of handover operation room both sides.
As further improvement of the utility model, the right angle bending place of the air-supply air hose sets the second bend muffler,
The right angle bending place of return air air hose sets the first bend muffler.
As further improvement of the utility model, the first return air branch pipe, the second return air branch pipe, the 3rd return air branch pipe
Upper setting first manual regulating valve, sets gradually the 3rd fire-preventino regulating valve, second electronic closed on return air air hose along return air direction
Valve, the first duct type silencer and first check-valve.
As further improvement of the utility model, the ventilation and negative pressure ventilation pipeline branch pipe one, ventilation and negative pressure ventilation pipeline branch pipe two,
One the second manual modulation valve is set respectively in ventilation and negative pressure ventilation pipeline branch pipe three.
As further improvement of the utility model, the is equipped with successively along air-flow outflow direction on the ventilation and negative pressure ventilation pipeline
Two fire-preventino regulating valves, the 3rd electric closed valve, second check-valve, ventilation and negative pressure ventilation machine, which is arranged at the 3rd electric closed valve and second, to be prevented
Between fiery regulating valve.
As further improvement of the utility model, the air-supply air hose sets gradually second pipe formula along airflow direction and disappears
Sound device, the first fire-preventino regulating valve.
The 4th is set gradually as further improvement of the utility model, on positive pressure exhaust duct along air current flow direction to prevent
Fiery regulating valve, the 3rd manual modulation valve, the 3rd check-valves, the second weather proof air port.
The utility model has technical effect that：The utility model product structure design is rationally ingenious, during the work time,
It can meet the control of the temperature to positive/negative-pressure switching operating room, relative humidity, static pressure difference, noise and air quality.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model.
Embodiment
Specific embodiment of the present utility model is further described below in conjunction with the accompanying drawings.
As shown in Figure 1, the utility model is a kind of positive/negative-pressure switching purified operation room air-conditioning system, including air conditioner processor
Group 1, the air outlet connection air-supply air hose 21 of air conditioner processor group 1, the return air inlet connection return air air hose 12 of air conditioner processor group 1,
The fresh wind port of air conditioner processor group 1 connects fresh air air hose 11, and setting gradually first along inlet air direction on the fresh air air hose 11 prevents
Wind and rain air port 7, the first electric closed valve 8, dibit determine air quantity valve 9, air hose anticipatory electric heater 10；Return air air hose 12 includes the first return air
Branch pipe 12-1, the second return air branch pipe 12-2, the 3rd return air branch pipe 12-3, air-supply air hose 21 include the first blowpipe 21-1, the
The air inlet of the air outlet connection after-processing chamber 6 of two blowpipe 21-2, the second blowpipe 21-2, the first return air branch pipe
The air outlet of the air inlet connection after-processing chamber 6 of 12-1；First blowpipe 21-1 connection operating room positive/negative-pressure handover operations room 4
Operating room air-blow ceiling 5；The medium air filtration air port of operating room positive/negative-pressure handover operation room 4 is connected just by positive pressure exhaust duct
Pressure wind turbine 2, the side wall installation high efficiency exhaustion mouth 20 of 4 both sides of operating room positive/negative-pressure handover operation room connect ventilation and negative pressure ventilation pipe respectively
Two 33-2 of road branch pipe, one 33-1 of ventilation and negative pressure ventilation pipeline branch pipe, three 33-3 of ventilation and negative pressure ventilation pipeline branch pipe and the efficient row of after-processing chamber 6
Air port is connected, two 33-2 of ventilation and negative pressure ventilation pipeline branch pipe, one 33-1 of ventilation and negative pressure ventilation pipeline branch pipe, ventilation and negative pressure ventilation pipeline branch pipe
Three 33-3 are connected with ventilation and negative pressure ventilation pipeline 33, and ventilation and negative pressure ventilation machine 3 is set on ventilation and negative pressure ventilation pipeline 33；The positive and negative crush-cutting of operating room
Change effect return air inlet 19 in the side wall installation of 4 both sides of operating room and connect the second return air branch pipe 12-2, the 3rd return air branch pipe 12-3 respectively.
The blow right angle bending place of air hose 21 sets the second bend muffler 28, and the right angle bending place of return air air hose 12 sets the
One bend muffler 15.
First return air branch pipe 12-1, the second return air branch pipe 12-2, set first manual to adjust on the 3rd return air branch pipe 12-3
Valve 17, sets gradually the 3rd fire-preventino regulating valve 30, the second electric closed valve 23, the first pipeline on return air air hose 12 along return air direction
Formula silencer 14 and first check-valve 13.
One 33-1 of ventilation and negative pressure ventilation pipeline branch pipe, two 33-2 of ventilation and negative pressure ventilation pipeline branch pipe, three 33-3 of ventilation and negative pressure ventilation pipeline branch pipe
It is upper that second manual modulation valve 31 is set respectively.
The second fire-preventino regulating valve 29, the 3rd electric closed valve are equipped with successively along air-flow outflow direction on ventilation and negative pressure ventilation pipeline 33
24th, second check-valve 25, ventilation and negative pressure ventilation machine 3 are arranged between the 3rd electric closed valve 24 and the second fire-preventino regulating valve 29.
Air-supply air hose 21 sets gradually second pipe formula silencer 27, the first fire-preventino regulating valve 16 along airflow direction.
On positive pressure exhaust duct the 4th fire-preventino regulating valve 34, the 3rd manual modulation valve are set gradually along air current flow direction
32nd, the 3rd check-valves 26, the second weather proof air port 22.
Air conditioner processor group 1 in the utility model uses the processing mode of self-priming fresh air, its fresh air volume has two, one
It is the fresh air volume of operation under positive pressure, one is the fresh air volume under negative pressure operating status, determines air quantity by the dibit on fresh air air hose 11
Valve 9 realizes the control to fresh air volume, and by supporting two exhaust blowers, i.e. ventilation and negative pressure ventilation machine 3 and positive pressure exhaust blower 2 realizes phase
It should control.
Under barotropic state, air return system and positive pressure exhaust blower 2 are in running order, total blast volume Q=LFresh air volume+HReturn air amount, negative pressure
Exhaust blower 3 is closed.At this time the first electric closed valve 8 on return air manifold open, the on ventilation and negative pressure ventilation manifold the 3rd
Electric closed valve 24 is closed.In operating room positive/negative-pressure handover operation room 4 and after-processing chamber 6 side wall installation in imitate return air inlet 19 and
Middle effect top return air inlet 18 is in running order, and the side wall installation in operating room positive/negative-pressure handover operation room 4 and after-processing chamber 6 is efficient
Exhaust outlet 20 does not work.Air output in after-processing chamber 6 represents that corresponding return air amount and exhaust air rate are represented with H1, P1 respectively with Q1.
Under negative pressure state, air return system and positive pressure exhaust blower 2 are closed, and ventilation and negative pressure ventilation machine 3 is in work shape
State.Ventilation and negative pressure ventilation amount PIt is negative=QAir output+ let out air quantity.At this time the first electric closed valve 8 on return air manifold close, ventilation and negative pressure ventilation manifold
On the 3rd electric closed valve 24 open.Imitated back in side wall installation in operating room positive/negative-pressure handover operation room 4 and after-processing chamber 6
Air port 19 and middle effect top return air inlet 18 are closed, the side wall in operating room positive/negative-pressure handover operation room 4 and after-processing chamber 6
It is in running order that high efficiency exhaustion mouth 20 is installed.Air output is represented with Q in the utility model, and return air amount is represented with H, and exhaust air rate is used
P is represented.
What effect return air inlet 19 and middle effect pushed up the interior installation of return air inlet 18 is the middle effect plate that filter efficiency reaches F7 in side wall installation
Formula filter；What is installed in side wall installation high efficiency exhaustion mouth 20 is the high efficiency plate filter that filter efficiency reaches H13；The system
When positive pressure works, pressure ratio " after-processing chamber " and the high 5-10 pas of other adjacent room pressures in " operating room "；In negative pressure
During work, " operating room " and " after-processing chamber " 5-10 pas lower than other adjacent room pressures.
Claims (7)
1. a kind of positive/negative-pressure switches purified operation room air-conditioning system, it is characterised in that：Including air conditioner processor group（1）, at air-conditioning
Manage unit（1）Air outlet connection air-supply air hose（21）, air conditioner processor group（1）Return air inlet connection return air air hose（12）, it is empty
Mediate reason unit（1）Fresh wind port connection fresh air air hose（11）, the fresh air air hose（11）On along inlet air direction set gradually
One weather proof air port（7）, the first electric closed valve（8）, dibit determine air quantity valve（9）, air hose anticipatory electric heater（10）；Return air air hose
（12）Including the first return air branch pipe（12-1）, the second return air branch pipe（12-2）, the 3rd return air branch pipe（12-3）, air hose of blowing（21）
Including the first blowpipe（21-1）, the second blowpipe（21-2）, second blowpipe（21-2）Air outlet connection
After-processing chamber（6）Air inlet, the first return air branch pipe（12-1）Air inlet connection after-processing chamber（6）Air outlet；First send
Wind branch pipe（21-1）Connect operating room positive/negative-pressure handover operation room（4）Operating room air-blow ceiling（5）；Operating room positive/negative-pressure switches
Operating room（4）Medium air filtration air port pass through positive pressure exhaust duct connect positive pressure exhaust blower（2）, operating room positive/negative-pressure handover operation
Room（4）The side wall installation high efficiency exhaustion mouth of both sides（20）Ventilation and negative pressure ventilation pipeline branch pipe two is connected respectively（33-2）, ventilation and negative pressure ventilation pipe
Road branch pipe one（33-1）, ventilation and negative pressure ventilation pipeline branch pipe three（33-3）With after-processing chamber（6）High efficiency exhaustion mouth be connected, it is described negative
Pressure wind pipeline branch pipe two（33-2）, ventilation and negative pressure ventilation pipeline branch pipe one（33-1）, ventilation and negative pressure ventilation pipeline branch pipe three（33-3）With
Ventilation and negative pressure ventilation pipeline（33）It is connected, ventilation and negative pressure ventilation pipeline（33）Upper setting ventilation and negative pressure ventilation machine（3）；Operating room positive/negative-pressure switching behaviour
Make room（4）Return air inlet is imitated in the side wall installation of both sides（19）The second return air branch pipe is connected respectively（12-2）, the 3rd return air branch pipe
（12-3）.
2. positive/negative-pressure as claimed in claim 1 switches purified operation room air-conditioning system, it is characterised in that：The air-supply air hose
（21）Right angle bending place set the second bend muffler（28）, return air air hose（12）Right angle bending place set the first bend muffler
（15）.
3. positive/negative-pressure as claimed in claim 1 switches purified operation room air-conditioning system, it is characterised in that：The first return air branch
Pipe（12-1）, the second return air branch pipe（12-2）, the 3rd return air branch pipe（12-3）Upper setting first manual regulating valve（17）, return air wind
Pipe（12）On along return air direction set gradually the 3rd fire-preventino regulating valve（30）, the second electric closed valve（23）, the first duct type disappears
Sound device（14）And first check-valve（13）.
4. positive/negative-pressure as claimed in claim 1 switches purified operation room air-conditioning system, it is characterised in that：The ventilation and negative pressure ventilation pipe
Road branch pipe one（33-1）, ventilation and negative pressure ventilation pipeline branch pipe two（33-2）, ventilation and negative pressure ventilation pipeline branch pipe three（33-3）It is upper to set one respectively
A second manual modulation valve（31）.
5. positive/negative-pressure as claimed in claim 1 switches purified operation room air-conditioning system, it is characterised in that：The ventilation and negative pressure ventilation pipe
Road（33）On along air-flow outflow direction be equipped with the second fire-preventino regulating valve successively（29）, the 3rd electric closed valve（24）, the second non-return
Valve（25）, ventilation and negative pressure ventilation machine（3）It is arranged at the 3rd electric closed valve（24）With the second fire-preventino regulating valve（29）Between.
6. positive/negative-pressure as claimed in claim 1 switches purified operation room air-conditioning system, it is characterised in that：The air-supply air hose
（21）Second pipe formula silencer is set gradually along airflow direction（27）, the first fire-preventino regulating valve（16）.
7. positive/negative-pressure as claimed in claim 1 switches purified operation room air-conditioning system, it is characterised in that：On positive pressure exhaust duct
The 4th fire-preventino regulating valve is set gradually along air current flow direction（34）, the 3rd manual modulation valve（32）, the 3rd check-valves（26）,
Two weather proof air ports（22）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720746389.3U CN207365188U (en) | 2017-06-23 | 2017-06-23 | Positive/negative-pressure switches purified operation room air-conditioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720746389.3U CN207365188U (en) | 2017-06-23 | 2017-06-23 | Positive/negative-pressure switches purified operation room air-conditioning system |
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| Publication Number | Publication Date |
|---|---|
| CN207365188U true CN207365188U (en) | 2018-05-15 |
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ID=62425162
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720746389.3U Active CN207365188U (en) | 2017-06-23 | 2017-06-23 | Positive/negative-pressure switches purified operation room air-conditioning system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109373495A (en) * | 2018-11-20 | 2019-02-22 | 江苏达实久信医疗科技有限公司 | Modular surgical room with fresh air system |
| CN109737548A (en) * | 2019-03-06 | 2019-05-10 | 上海朗绿建筑科技股份有限公司 | A kind of fresh air system of self-adaption constant positive pressure |
| CN114811746A (en) * | 2022-04-11 | 2022-07-29 | 宁波惠康实业有限公司 | Integrated positive and negative pressure automatic conversion method for medical ward |
| CN117387158A (en) * | 2023-12-12 | 2024-01-12 | 江苏环亚医用科技集团股份有限公司 | Air conditioning device for fast switching positive and negative pressure operating room |
-
2017
- 2017-06-23 CN CN201720746389.3U patent/CN207365188U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109373495A (en) * | 2018-11-20 | 2019-02-22 | 江苏达实久信医疗科技有限公司 | Modular surgical room with fresh air system |
| CN109737548A (en) * | 2019-03-06 | 2019-05-10 | 上海朗绿建筑科技股份有限公司 | A kind of fresh air system of self-adaption constant positive pressure |
| CN114811746A (en) * | 2022-04-11 | 2022-07-29 | 宁波惠康实业有限公司 | Integrated positive and negative pressure automatic conversion method for medical ward |
| CN114811746B (en) * | 2022-04-11 | 2023-07-14 | 宁波惠康实业有限公司 | Medical ward integrated positive and negative pressure automatic conversion method |
| CN117387158A (en) * | 2023-12-12 | 2024-01-12 | 江苏环亚医用科技集团股份有限公司 | Air conditioning device for fast switching positive and negative pressure operating room |
| CN117387158B (en) * | 2023-12-12 | 2024-03-12 | 江苏环亚医用科技集团股份有限公司 | Air conditioning device for fast switching positive and negative pressure operating room |
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