阅读说明：本技术 可移动式生化实验室及其空气调节方法 (Mobile biochemical laboratory and air conditioning method thereof ) 是由 刘华 李宏波 周伟 韦韬 石永静 于 2020-12-24 设计创作，主要内容包括：本发明涉及一种可移动式生化实验室及其空气调节方法。其中,可移动式生化实验室包括实验舱,实验舱内设有依次可连通的洁净衣物更换间、淋浴间、防护服更换间和工作间,实验舱内还设有空调系统。其中,空调系统包括：送风机构,被配置为分别向洁净衣物更换间、淋浴间、防护服更换间和工作间定量送风,以及排风机构,被配置为分别将洁净衣物更换间、淋浴间、防护服更换间和工作间的气体变量排出；送风机构和排风机构配合,以使所述工作间的压力值<所述防护服更换间的压力值<所述淋浴间的压力值<所述洁净衣物更换间的压力值。本发明用于缓解实验室内空气清洁度不稳定的问题。(The invention relates to a movable biochemical laboratory and an air conditioning method thereof. Wherein, the biochemical laboratory of movable includes the experiment cabin, is equipped with clean clothing that can communicate in proper order in the experiment cabin and changes room, shower, protective clothing and change room and workshop, still is equipped with air conditioning system in the experiment cabin. Wherein, air conditioning system includes: an air supply mechanism configured to supply air quantitatively to the clean clothes changing room, the shower room, the protective clothing changing room and the work room, respectively, and an air exhaust mechanism configured to exhaust air variables of the clean clothes changing room, the shower room, the protective clothing changing room and the work room, respectively; the air supply mechanism is matched with the air exhaust mechanism, so that the pressure value of the working room < the pressure value of the protective clothing changing room < the pressure value of the shower room < the pressure value of the clean clothing changing room. The air cleanliness control system is used for relieving the problem of unstable air cleanliness in the laboratory.)

1. A movable biochemical laboratory is characterized by comprising an experiment cabin (2), wherein a clean clothes changing room (21), a shower room (22), a protective clothing changing room (23) and a working room (24) which can be communicated in sequence are arranged in the experiment cabin (2), and an air conditioning system is also arranged in the experiment cabin (2);

wherein, the air conditioning system includes:

an air supply mechanism (3) configured to supply air quantitatively to the clean laundry changing room (21), the shower room (22), the protective clothing changing room (23), and the work room (24), respectively, and

-an exhaust mechanism (4) configured to exhaust the air variables of the clean laundry changing room (21), the shower room (22), the protective suit changing room (23) and the work room (24), respectively;

the air supply mechanism (3) is matched with the air exhaust mechanism (4) so that the pressure value of the working room (24) < the pressure value of the protective clothing replacing room (23) < the pressure value of the shower room (22) < the pressure value of the clean clothing replacing room (21).

2. The mobile biochemical laboratory according to claim 1,

the clean clothes changing room (21), the shower room (22), the protective clothing changing room (23) and the working room (24) are respectively provided with an air supply outlet;

the air supply mechanism (3) comprises a first air supply pipe (31), a second air supply pipe (32), a third air supply pipe (33) and a fourth air supply pipe (34);

the first air supply pipe (31), the second air supply pipe (32), the third air supply pipe (33) and the fourth air supply pipe (34) are respectively and correspondingly connected with air supply ports of the clean clothes changing room (21), the shower room (22), the protective clothing changing room (23) and the working room (24).

3. The mobile biochemical laboratory according to claim 2,

air outlets are respectively arranged at the lower parts of the side walls of the shower room (22), the protective clothing replacing room (23) and the working room (24);

the exhaust mechanism (4) comprises a first exhaust pipe (41), a second exhaust pipe (42) and a third exhaust pipe (43);

the first exhaust pipe (41), the second exhaust pipe (42) and the third exhaust pipe (43) are respectively and correspondingly connected with the air outlets of the shower room (22), the protective clothing replacement room (23) and the working room (24).

4. The portable biochemical laboratory according to claim 2, wherein an air outlet is provided at a lower portion of a sidewall of the clean clothes changing room (21), and the air outlet of the clean clothes changing room (21) is communicated with an outside of the laboratory capsule (2).

5. The mobile biochemical laboratory according to claim 2, wherein the air supply mechanism (3) comprises an air supply and a first static pressure box (35), an input end of the first static pressure box (35) is connected with the air supply, and an output end of the first static pressure box (35) is respectively connected with the first air supply pipe (31), the second air supply pipe (32), the third air supply pipe (33) and the fourth air supply pipe (34).

6. The mobile biochemical laboratory according to claim 3, wherein the exhaust mechanism (4) comprises an exhaust fan and a second static pressure tank (44), the input end of the second static pressure tank (44) is connected with the first exhaust pipe (41), the second exhaust pipe (42) and the third exhaust pipe (43), respectively, and the output end of the second static pressure tank (44) is connected with the exhaust fan.

7. The mobile biochemical laboratory according to claim 2, wherein the air blowing port of the protective clothing changing room (23) is provided with a first filter (36), and the first filter (36) is connected with the third air blowing pipe (33); and a second filter (37) is arranged at an air supply outlet of the working room (24), and the second filter (37) is connected with the fourth air supply pipe (34).

8. The mobile biochemical laboratory according to claim 3, wherein the exhaust mechanism (4) comprises a third filter configured to filter the exhaust of the first exhaust duct (41), the second exhaust duct (42) and the third exhaust duct (43).

9. The mobile biochemical laboratory according to claim 3, wherein the first air supply pipe (31), the second air supply pipe (32), the third air supply pipe (33) and the fourth air supply pipe (34) are respectively provided with a proportional valve, and the first exhaust pipe (41), the second exhaust pipe (42) and the third exhaust pipe (43) are respectively provided with a variable regulating valve.

10. The mobile biochemical laboratory according to claim 3, wherein the fourth air supply duct (34) and the third air exhaust duct (43) are respectively provided with an electrically controlled airtight valve.

11. The mobile biochemical laboratory according to claim 1, wherein a first equipment room (25) is provided at a first end of the experiment chamber (2) in the direction of the length extension, a second equipment room (26) is provided at a second end of the experiment chamber (2) opposite to the first end, the blowing mechanism (3) comprises a blower, the blowing mechanism (4) comprises an exhaust fan, the blower is provided in the first equipment room (25), and the exhaust fan is provided in the second equipment room (26).

12. The portable biochemical laboratory according to claim 11, wherein the blower includes a first blower and a second blower, the first blower and the second blower being configured for alternative use; and/or the exhaust fan comprises a first exhaust fan (47) and a second exhaust fan (48), wherein the first exhaust fan (47) and the second exhaust fan (48) are configured to be alternatively used.

13. The portable biochemical laboratory according to claim 11, wherein the clean clothes changing room (21) is provided at a first end of the laboratory module (2) and is arranged side by side with the first equipment room (25); the shower room (22) and the protective clothing replacing room (23) are arranged side by side, the shower room (22) is arranged on the inner side of the clean clothing replacing room (21), and the protective clothing replacing room (23) is arranged on the inner side of the first equipment room (25); the working room (24) is arranged between the shower room (22), the protective suit changing room (23) and the second equipment room (26).

14. The mobile biochemical laboratory according to claim 1, further comprising a cart body (1), wherein the laboratory chamber (2) comprises a container, the container is disposed on the cart body (1), the air supply mechanism (3) comprises an air supply pipe, the air exhaust mechanism (4) comprises an air exhaust pipe, and the air supply pipe and/or the air exhaust pipe arranged on the top of the workshop (24) are stacked up and down.

15. The mobile biochemical laboratory according to claim 1,

the clean clothes changing room (21), the shower room (22), the protective clothing changing room (23) and the working room (24) are respectively provided with an air supply outlet;

air outlets are respectively arranged at the lower parts of the side walls of the clean clothes changing room (21), the shower room (22), the protective clothing changing room (23) and the working room (24);

the air supply outlet and the air exhaust outlet which are positioned in the same room are arranged in a diagonal line.

16. A method of air conditioning a mobile biochemical laboratory according to any one of claims 1 to 15, comprising:

quantitatively supplying air to the clean clothes changing room (21), the shower room (22), the protective clothing changing room (23) and the working room (24) through an air supply mechanism (3);

-evacuating the clean laundry changing room (21), the shower room (22), the protective clothing changing room (23) and the working room (24) of the gaseous variable by means of an air evacuation device (4);

detecting pressure values of the clean laundry changing room (21), the shower room (22), the protective suit changing room (23), and the work room (24) by sensors;

and the air exhaust amount of the air exhaust mechanism (4) is dynamically adjusted according to the pressure value detected by the sensor.

Technical Field

The invention relates to the field of air conditioning, in particular to a movable biochemical laboratory and an air conditioning method thereof.

Background

Biohazard factors can pose significant hazards to operators, the environment, and public health. In order to prevent biohazard, protect the health of operators, environment and public, and protect experimental factors from being polluted by external factors, the relevant operation on biohazard factors should be carried out in a biosafety laboratory. The movable three-level biological safety laboratory can effectively overcome the defects that the fixed biological safety laboratory cannot move, the detection range is limited and the like. However, the mobile laboratory is small in size, the air-conditioning pipeline is inconvenient to arrange, and the cleanliness of air in the laboratory is unstable.

Disclosure of Invention

Some embodiments of the invention provide a movable biochemical laboratory and an air conditioning method thereof, which are used for relieving the problem of unstable air cleanliness in the laboratory.

Some embodiments of the invention provide a movable biochemical laboratory, which comprises an experiment cabin, wherein a clean clothes changing room, a shower room, a protective clothing changing room and a working room which can be communicated in sequence are arranged in the experiment cabin, and an air conditioning system is also arranged in the experiment cabin;

wherein, the air conditioning system includes:

an air supply mechanism configured to supply air quantitatively to the clean laundry changing room, the shower room, the protective clothing changing room, and the work room, respectively, and

an exhaust mechanism configured to exhaust air variables of the clean laundry changing room, the shower room, the protective suit changing room, and the work room, respectively;

the air supply mechanism is matched with the air exhaust mechanism, so that the pressure value of the working room < the pressure value of the protective clothing changing room < the pressure value of the shower room < the pressure value of the clean clothing changing room.

In some embodiments of the present invention, the,

the clean clothes changing room, the shower room, the protective clothes changing room and the suspended ceiling of the working room are respectively provided with an air supply outlet;

the air supply mechanism comprises a first air supply pipe, a second air supply pipe, a third air supply pipe and a fourth air supply pipe;

the first air supply pipe, the second air supply pipe, the third air supply pipe and the fourth air supply pipe are respectively and correspondingly connected with air supply outlets of the clean clothes changing room, the shower room, the protective clothes changing room and the working room.

In some embodiments of the present invention, the,

air outlets are respectively arranged at the lower parts of the side walls of the shower room, the protective clothing replacing room and the working room;

the air exhaust mechanism comprises a first air exhaust pipe, a second air exhaust pipe and a third air exhaust pipe;

the first exhaust pipe, the second exhaust pipe and the third exhaust pipe are respectively and correspondingly connected with the shower room, the protective clothing replacement room and the air outlet of the working room.

In some embodiments, an air outlet is provided at a lower portion of a sidewall of the clean laundry changing room, and the air outlet of the clean laundry changing room is communicated with the outside of the experiment chamber.

In some embodiments, the air supply mechanism comprises an air supply machine and a first static pressure box, wherein the input end of the first static pressure box is connected with the air supply machine, and the output end of the first static pressure box is respectively connected with the first air supply pipe, the second air supply pipe, the third air supply pipe and the fourth air supply pipe.

In some embodiments, the exhaust mechanism comprises an exhaust fan and a second static pressure box, an input end of the second static pressure box is connected with the first exhaust pipe, the second exhaust pipe and the third exhaust pipe respectively, and an output end of the second static pressure box is connected with the exhaust fan.

In some embodiments, the air supply outlet of the protective suit replacement room is provided with a first filter, and the first filter is connected with the third air supply pipe; and the air supply outlet of the workshop is provided with a second filter, and the second filter is connected with the fourth air supply pipe.

In some embodiments, the exhaust mechanism includes a third filter configured to filter the exhaust of the first, second, and third exhaust ducts.

In some embodiments, the first air supply pipe, the second air supply pipe, the third air supply pipe and the fourth air supply pipe are respectively provided with a proportional valve, and the first exhaust pipe, the second exhaust pipe and the third exhaust pipe are respectively provided with a variable regulating valve.

In some embodiments, the fourth air supply pipe and the third exhaust pipe are respectively provided with an electric control sealing valve.

In some embodiments, a first equipment room is arranged at a first end of the experiment chamber in the length extending direction, a second equipment room is arranged at a second end of the experiment chamber opposite to the first end, the air supply mechanism comprises an air supply blower, the air exhaust mechanism comprises an exhaust fan, the air supply blower is arranged in the first equipment room, and the exhaust fan is arranged in the second equipment room.

In some embodiments, the blower includes a first blower and a second blower configured to be used alternatively; and/or the exhaust fan comprises a first exhaust fan and a second exhaust fan, and the first exhaust fan and the second exhaust fan are configured to be alternatively used.

In some embodiments, the clean clothes changing room is arranged at the first end of the experiment chamber and is arranged side by side with the first equipment room; the shower room and the protective clothing replacing room are arranged side by side, the shower room is arranged on the inner side of the clean clothing replacing room, and the protective clothing replacing room is arranged on the inner side of the first equipment room; the working room is arranged among the shower room, the protective suit replacing room and the second equipment room.

In some embodiments, the movable biochemical laboratory further comprises a vehicle body, the laboratory chamber comprises a container, the container is arranged on the vehicle body, the air supply mechanism comprises an air supply pipe, the air exhaust mechanism comprises an exhaust pipe, and the air supply pipe and/or the exhaust pipe arranged at the top of the workshop are vertically stacked and arranged.

In some embodiments of the present invention, the,

the clean clothes changing room, the shower room, the protective clothes changing room and the suspended ceiling of the working room are respectively provided with an air supply outlet;

air outlets are respectively arranged at the lower parts of the side walls of the clean clothes changing room, the shower room, the protective clothes changing room and the working room;

the air supply outlet and the air exhaust outlet which are positioned in the same room are arranged in a diagonal line.

Some embodiments of the present invention provide an air conditioning method for a mobile biochemical laboratory, which includes:

quantitatively supplying air to the clean clothes changing room, the shower room, the protective clothing changing room and the working room through an air supply mechanism;

discharging the air variables of the clean clothes changing room, the shower room, the protective clothing changing room and the working room through an air exhaust mechanism;

detecting pressure values of the clean laundry changing room, the shower room, the protective suit changing room and the work room through sensors;

and dynamically adjusting the air exhaust amount of the air exhaust mechanism according to the pressure value detected by the sensor.

Based on the technical scheme, the invention at least has the following beneficial effects:

in some embodiments, the clean clothes changing room, the shower room, the protective clothing changing room and the workshop are quantitatively supplied with air through the air supply mechanism, the clean clothes changing room, the shower room, the protective clothing changing room and the workshop are discharged through the air exhaust mechanism, the quantitative air supply and the variable air exhaust form can meet negative pressure requirements in various rooms, the quantitative air supply is favorable for providing sufficient clean air to enter the experiment chamber, and the cleanliness of the experiment chamber can be maintained through the sufficient air supply.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:

FIG. 1 is a schematic external view of a mobile biochemical laboratory according to some embodiments of the present invention;

FIG. 2 is a schematic plan view of a laboratory bay of a mobile biochemical laboratory according to some embodiments of the present invention;

fig. 3 is a schematic plan view of an air conditioning system in a mobile biochemical laboratory lab according to some embodiments of the present invention.

The reference numbers in the drawings illustrate the following:

1-a vehicle body;

2-an experiment cabin;

21-clean clothes changing room; 211-a first supply air outlet; 212-first exhaust port;

22-shower stall; 221-a second air supply outlet; 222-a second air outlet;

23-protective clothing changing room; 231-a third air supply outlet; 232-third air outlet;

24-a workshop; 241-a fourth air supply outlet; 242-fourth air outlet;

25-a first equipment room;

26-a second equipment room;

271-a first containment door; 272-a second containment door; 273-a third airtight door; 274-a security gate;

3, an air supply mechanism;

31-a first air supply pipe; 311-a first proportional valve;

32-a second air supply pipe; 321-a second metered dose valve;

33-a third blast pipe; 331-a third metered dose valve;

34-a fourth blast pipe; 341-fourth metered dose valve; 342-a first electrically controlled closing valve;

35-a first plenum box;

36-a first filter; 37-a second filter;

4-an exhaust mechanism;

41-a first exhaust duct; 411-first variable regulating valve;

42-a second exhaust duct; 421-second variable regulating valve;

43-a third exhaust duct; 431-a third variable regulating valve; 432-a second electrically controlled closing valve;

44-a second plenum box;

45-a third electrically controlled closing valve;

46-fourth electrically controlled closing valve

47-a first exhaust fan; 48-second exhaust fan.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments. It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be taken as limiting the scope of the present invention.

As shown in FIG. 2, some embodiments provide a mobile biochemical laboratory, which comprises a laboratory 2, a clean clothes changing room 21, a shower room 22, a protective clothing changing room 23 and a working room 24 which are sequentially communicated are arranged in the laboratory 2, and an air conditioning system is also arranged in the laboratory 2. Here, "communicable" means that an operator can enter the shower room 22 from the clean clothes changing room 21, the coverall changing room 23 from the shower room 22, and the work room 24 from the coverall changing room 23 by opening the seal door. Conversely, the suit changing room 23 is accessed from the working room 24, the shower room 22 is accessed from the suit changing room 23, and the clean laundry changing room 21 is accessed from the shower room 22 by opening the sealing door.

As shown in fig. 3, the air conditioning system includes an air blowing mechanism 3 and an air discharging mechanism 4.

The air blowing mechanism 3 is configured to blow air quantitatively to the clean clothes changing booth 21, the shower booth 22, the protective clothing changing booth 23, and the work booth 24, respectively.

The air exhausting mechanism 4 is configured to exhaust air variations of the clean laundry changing booth 21, the shower booth 22, the protective clothing changing booth 23, and the work booth 24, respectively.

The air blowing mechanism 3 and the air exhausting mechanism 4 are engaged so that the pressure value of the working room 24 < the pressure value of the coverall changing room 23 < the pressure value of the shower room 22 < the pressure value of the clean laundry changing room 21.

Wherein, the pressure value of the working chamber 24, the pressure value of the protective clothing replacing chamber 23 and the pressure value of the shower room 22 are negative values, namely, the working chamber 24, the protective clothing replacing chamber 23 and the shower room 22 are in negative pressure environment.

In some embodiments, the air supply mechanism 3 supplies air quantitatively to the clean clothes changing room 21, the shower room 22, the protective clothing changing room 23 and the work room 24, and the air exhaust mechanism 4 exhausts the air in the clean clothes changing room 21, the shower room 22, the protective clothing changing room 23 and the work room 24.

In some embodiments, the pressure range of the clean laundry changing room 21 is 0Pa to 10 Pa. Alternatively, the pressure of the clean laundry changing room 21 is 5 Pa.

The pressure in the shower enclosure 22 ranges from-15 Pa to-5 Pa. Optionally, the pressure of the shower enclosure 22 is-10 Pa.

The pressure range of the protective clothing changing room 23 is-30 Pa to-20 Pa. Optionally, the pressure of the suit changing room 23 is-25 Pa.

The pressure range of the working chamber 24 is-55 Pa to-45 Pa. Alternatively, the pressure of the working chamber 24 is-50 Pa.

In some embodiments, the suspended ceilings of the clean laundry changing booth 21, the shower booth 22, the protective suit changing booth 23, and the work booth 24 are provided with air blowing ports, respectively.

For example: the ceiling of the clean laundry changing room 21 is provided with a first blowing port 211. The suspended ceiling of the shower enclosure 22 is provided with a second supply air outlet 221. The ceiling of the protective suit changing room 23 is provided with a third air supply outlet 231. The ceiling of the working room 24 is provided with a fourth supply air outlet 241.

The air blowing mechanism 3 includes a first air blowing duct 31, a second air blowing duct 32, a third air blowing duct 33, and a fourth air blowing duct 34.

The first air supply duct 31, the second air supply duct 32, the third air supply duct 33, and the fourth air supply duct 34 are connected to air supply ports of the clean clothing changing room 21, the shower room 22, the protective clothing changing room 23, and the work room 24, respectively.

In some embodiments, the lower portions of the side walls of the shower stall 22, the suit changing stall 23, and the work stall 24 are provided with air vents, respectively.

The exhaust mechanism 4 includes a first exhaust duct 41, a second exhaust duct 42, and a third exhaust duct 43.

The first exhaust duct 41, the second exhaust duct 42 and the third exhaust duct 43 are connected to exhaust ports of the shower room 22, the protective suit changing room 23 and the work room 24, respectively.

In some embodiments, an air outlet is provided at a lower portion of a sidewall of the clean laundry changing room 21, and the air outlet of the clean laundry changing room 21 communicates with the outside of the experiment chamber 2.

For example: the lower portion of the sidewall of the clean laundry changing room 21 is provided with a first exhaust port 212. A second air outlet 222 is provided in the lower part of the side wall of the shower enclosure 22. The lower part of the side wall of the protective clothing changing room 23 is provided with a third air outlet 232. A fourth air outlet 242 is provided at a lower portion of the sidewall of the working compartment 24.

In some embodiments, the clean clothes changing booth 21, the shower booth 22, the protective clothing changing booth 23, and the work booth 24 are arranged in an air flow manner of upper, lower, and the whole room is covered with clean air, and exhaust air is exhausted.

In some embodiments, the air supply mechanism 3 comprises an air supply and a first static pressure box 35, wherein the input end of the first static pressure box 35 is connected with the air supply, and the output end of the first static pressure box 35 is respectively connected with the first air supply pipe 31, the second air supply pipe 32, the third air supply pipe 33 and the fourth air supply pipe 34. By providing the first plenum box 35, the supply air temperature is more uniform.

In some embodiments, the exhaust mechanism 4 comprises an exhaust fan and a second plenum 44, wherein the input end of the second plenum 44 is connected to the first exhaust duct 41, the second exhaust duct 42 and the third exhaust duct 43, respectively, and the output end of the second plenum 44 is connected to the exhaust fan.

In some embodiments, the supply air outlet of the suit changing room 23 is provided with a first filter 36, and the first filter 36 is connected to the third supply air pipe 33.

The air outlet of the working room 24 is provided with a second filter 37, and the second filter 37 is connected with the fourth air supply pipe 34.

In some embodiments, exhaust mechanism 4 includes a third filter configured to filter the exhaust of first exhaust duct 41, second exhaust duct 42, and third exhaust duct 43.

Optionally, the blower is a variable frequency blower. The exhaust fan is a variable frequency fan. Through frequency conversion control, when the filter resistance grow, can adjust the fan frequency, and then guarantee sufficient air supply volume to and maintain the negative pressure in the laboratory.

In some embodiments, the first air supply pipe 31, the second air supply pipe 32, the third air supply pipe 33 and the fourth air supply pipe 34 are respectively provided with a proportional valve.

The first air supply pipe 31 is provided with a first quantitative valve 311; a second proportional valve 321 is arranged on the second air supply pipe 32; a third proportional valve 331 is provided on the third blast pipe 33; a fourth metering valve 341 is provided in the fourth blowing pipe 34.

The first exhaust duct 41, the second exhaust duct 42 and the third exhaust duct 43 are respectively provided with a variable regulating valve.

The first exhaust pipe 41 is provided with a first variable regulating valve 411; the second exhaust duct 42 is provided with a second variable control valve 421; the third exhaust duct 43 is provided with a third variable adjusting valve 431.

Each blast pipe is provided with a proportional valve for ensuring the sufficient air supply quantity of the laboratory to maintain the cleanliness of the laboratory; optionally, the metering valve adopts a manual metering valve, and compared with an electric air valve, the manual metering valve is low in failure rate and is more stable and reliable.

Each exhaust pipe is provided with a variable regulating valve for regulating the valve according to the indoor pressure to maintain the stable indoor pressure; and when the designed indoor pressure value is changed, the pressure value of the laboratory can be adjusted by adjusting the variable adjusting valve on the exhaust pipe.

In some embodiments, the air blower is a variable frequency fan, the exhaust fan is a variable frequency fan, a proportional valve is arranged on each air supply pipe, and a variable regulating valve is arranged on each exhaust pipe; the pressure difference control mode combining pipe valve regulation and fan frequency conversion is adopted to maintain the internal pressure of the laboratory and realize the small-space pressure difference control; the indoor pressure fluctuation caused by external factors in a laboratory is maintained through the adjustment of a variable regulating valve; the sufficient air supply and exhaust volume is ensured through the variable frequency control of the air supply machine and the exhaust fan.

In some embodiments, fourth supply duct 34 and third exhaust duct 43 are each provided with an electrically controlled airtight valve.

As shown in fig. 3, a first electric sealing valve 342 is disposed on the fourth air supply pipe 34 of the workshop 24, and a second electric sealing valve 432 is disposed on the third exhaust pipe 43 of the workshop 24, that is, electric sealing valves are disposed on the air supply and exhaust pipes of the core workshop, and are in an open state during normal operation of the laboratory, and are closed during the disinfection process.

Optionally, the laboratory is disinfected by fumigating with vaporized hydrogen peroxide. In the disinfection process, the electric control sealing valve is closed, and the vaporized hydrogen peroxide device in the laboratory is opened, so that the vaporized hydrogen peroxide disinfection gas is filled in the laboratory and the air channel, and the laboratory, the filter, the air channel, the equipment and the like are thoroughly disinfected.

In some embodiments, a first equipment room 25 is provided at a first end of the experiment chamber 2 in the length extending direction, a second equipment room 26 is provided at a second end of the experiment chamber 2 opposite to the first end, the air supply mechanism 3 comprises an air supply fan, the air exhaust mechanism 4 comprises an air exhaust fan, the air supply fan is provided at the first equipment room 25, and the air exhaust fan is provided at the second equipment room 26.

In some embodiments, the blower includes a first blower and a second blower, the first blower and the second blower configured to be used alternatively; and/or the exhaust fan comprises a first exhaust fan 47 and a second exhaust fan 48, the first exhaust fan 47 and the second exhaust fan 48 being configured to be used alternatively.

In some embodiments, the blower and the exhaust fan are in a one-for-one mode, so that the safety and the reliability of the system in operation are enhanced, and the condition that the laboratory pressure and the pressure gradient cannot be maintained due to the failure of the blower or the exhaust fan is prevented.

In some embodiments, a second plenum box 44, a first exhaust fan 47 and a second exhaust fan 48 are further disposed in the second equipment room 26, the first exhaust pipe 41, the second exhaust pipe 42 and the third exhaust pipe 43 are all connected to the second plenum box 44, and the second plenum box 44 is connected to the first exhaust fan 47 and the second exhaust fan 48 through two pipelines, respectively. A third electric control sealed valve 45 is arranged on a pipeline between the second static pressure box 44 and the first exhaust fan 47, and a fourth electric control sealed valve 46 is arranged on a pipeline between the second static pressure box 44 and the second exhaust fan 48. The first exhaust fan 47 and the second exhaust fan 48 are alternatively used by matching the third electric control airtight valve 45 and the fourth electric control airtight valve 46.

In some embodiments, the clean clothes changing room 21 is provided at a first end of the experiment chamber 2, and is arranged side by side with the first equipment room 25; the shower room 22 and the protective clothing changing room 23 are arranged side by side, the shower room 22 is arranged inside the clean clothing changing room 21, and the protective clothing changing room 23 is arranged inside the first equipment room 25; the work room 24 is provided between the shower room 22, the suit changing room 23, and the second equipment room 26.

As shown in fig. 2, the protection suit replacing booth 23, the shower booth 22, the clean clothing replacing booth 21, and the first equipment booth 25 are provided at one side of the work area 24, and the second equipment booth 26 is provided at the other side of the work area 24. The middle part of the experiment cabin 2 is provided with a working room 24, and the working room 24 is a pollution area; the protective clothing changing room 23 is a semi-polluted area; the clean laundry changing room 21 is a cleaning zone. The protective clothing changing room 23 and the clean clothing changing room 21 are provided with shower rooms 22 (used as buffer rooms). The transfer window is arranged at the joint of the experiment chamber 2 and the outside, so that people flow and logistics are relatively independent, and clean objects and dirt enter and exit through different channels, thereby avoiding cross contamination.

A first airtight door 271 provided between the work booth 24 and the protective clothing changing booth 23, a second airtight door 272 provided between the protective clothing changing booth 23 and the shower booth 22, and a third airtight door 273 provided between the shower booth 22 and the clean clothing changing booth 21.

In the disinfection process, each sealed door is in an inflation sealing state, so that the pollution of the disinfection gas to the surrounding environment is avoided. After the disinfection is finished, the electric control sealed valve, the air feeder and the exhaust fan are opened to eliminate the hydrogen peroxide gas in the laboratory.

In some embodiments, as shown in fig. 1, the mobile biochemical laboratory further includes a vehicle body 1, the laboratory 2 includes a container, the container is disposed on the vehicle body 1, the air supply mechanism 3 includes an air supply pipe, the air exhaust mechanism 4 includes an air exhaust pipe, and the air supply pipe and/or the air exhaust pipe disposed on the top of the workshop 24 are stacked up and down.

Because the height of container is confirmed, for satisfying 24 required heights in workplace, the space height that pipeline can be arranged at 24 tops in workplace is limited, consequently, for the rational arrangement pipeline, and not too much occupy 24 top spaces in workplace, can adopt the mode of local furred ceiling, promptly: at the position furred ceiling that the pipeline was laid, and the pipeline piles up about the furred ceiling position and place, avoids too much to occupy 24 top spaces in workshop, causes 24 furred ceilings in workshop to cross lowly, influences experiment operation process.

For example: the pipelines can be arranged on the ceiling of the protective clothing changing room 23, the shower room 22 and the clean clothing changing room 21, and the pipelines can be arranged on the ceiling of the local position on the top of the working room 24.

The experiment chamber 2 adopts a container, can be transported by using a transport vehicle, is quickly spliced with a guarantee chamber during use, and is safe, reliable, flexible and convenient to move.

In some embodiments, the ceiling of the clean laundry changing room 21, the shower room 22, the protective clothing changing room 23, and the work room 24 is provided with an air supply outlet, respectively;

air outlets are respectively arranged at the lower parts of the side walls of the clean clothes changing room 21, the shower room 22, the protective clothing changing room 23 and the working room 24;

the air supply outlet and the air exhaust outlet which are positioned in the same room are arranged in a diagonal line.

Some embodiments also provide an air conditioning method of a mobile biochemical laboratory, including:

the air supply mechanism 3 supplies air to the clean clothes changing room 21, the shower room 22, the protective clothing changing room 23 and the working room 24 in a fixed quantity;

the air discharge mechanism 4 discharges the air variables of the clean clothes changing room 21, the shower room 22, the protective clothing changing room 23 and the working room 24;

detecting pressure values of the clean laundry changing booth 21, the shower booth 22, the protective clothing changing booth 23, and the work booth 24 by sensors;

and the air exhaust quantity of the air exhaust mechanism 4 is dynamically adjusted according to the pressure value detected by the sensor.

In some embodiments, the air exhausting amount of the air exhausting mechanism 4 is larger than the air supply amount of the air supply mechanism 3, the air supply amount is fixed, the air exhausting variable is detected by a sensor, and the air exhausting amount is adjusted by the sensor.

An embodiment of the mobile biochemical laboratory is described in detail below with reference to fig. 2 and 3.

As shown in fig. 2, the experimental chamber 2 is a container, the container comprises a first equipment room 25 and a clean clothes changing room 21 which are arranged side by side from a first end to a second end, a shower room 22 and a protective clothing changing room 23 are arranged on one sides of the first equipment room 25 and the clean clothes changing room 21 close to the middle part of the experimental chamber 2, the shower room 22 and the clean clothes changing room 21 are arranged side by side, the protective clothing changing room 23 and the first equipment room 25 are arranged side by side, a working room 24 is arranged on one sides of the shower room 22 and the protective clothing changing room 23 close to the middle part of the experimental chamber 2, and a second equipment room 26 is arranged on one side of the working room 24 far away from the first equipment room 25. Namely, a first equipment room 25, a clean clothes changing room 21, a shower room 22 and a protective clothing changing room 23 are provided at a first end of the container, a second equipment room 26 is provided at a second end of the container, and a working room 24 is provided at the middle part of the container.

A clean transfer window is provided between the working room 24 and the second equipment room 26.

A first airtight door 271 is provided between the work booth 24 and the protective clothing changing booth 23, a second airtight door 272 is provided between the protective clothing changing booth 23 and the shower booth 22, and a third airtight door 273 is provided between the shower booth 22 and the clean clothing changing booth 21. The first airtight door 271, the second airtight door 272, and the third airtight door 273 are all inflatable airtight doors. The coverall change room 23 is also provided with a security door 274 communicating with the outside of the container.

The first equipment room 25 is provided with an air conditioner internal unit, a blower, a main control cabinet, electric equipment and a first static pressure box 35. The air conditioner external unit is arranged outside the first end of the container.

The working room 24 is provided with a biological safety cabinet, an eye washer, a dustbin, a fire extinguisher, a vaporized hydrogen peroxide sterilizer, a medical refrigerator, an autoclave and the like. The autoclave is used for disinfecting the sewage of the eye washer.

The second equipment room 26 is provided with a second static pressure box 44, a first exhaust fan 47, a second exhaust fan 48 and a power distribution cabinet. The power distribution cabinet supplies power to internal equipment and electrical equipment of the experiment cabin 2 through a circuit, and the electrical equipment supplies power to equipment such as an air conditioning system.

The personnel flow path of the laboratory module 2 as shown in fig. 2 is:

further, the clean laundry changing room 21 → the shower room 22 → the protective clothing changing room 23 → the work room 24;

out of the work room 24 → the protective clothing changing room 23 → the shower room 22 → the clean clothing changing room 21.

Emergency personnel leave the work room 24 → the protective suit changing room 23 → the security door 274 → outside the system.

The article flow path of the experiment chamber 2 shown in fig. 2 is:

cleaning articles: second equipment room 26 → transfer window → workshop 24;

discharging the polluted articles: the working room 24 → the autoclave → the transfer window → the second equipment room 26.

And (3) taking out the pollution protection clothes: the protective clothing changing room 23 → the working room 24 → the autoclave → the transfer window → the second equipment room 26.

The experiment chamber 2 is concentrated in one box body, the operation is more convenient, the structure is simpler and more compact, the clean channel and the pollution channel are completely separated, and the cross contamination is avoided.

As shown in FIG. 3, the top of the experimental chamber 2 is provided with an air duct interlayer, and air supply pipes and air exhaust pipes of a working room 24, a protective clothing changing room 23, a shower room 22 and a clean clothing changing room 21 are laid.

The quick-wear parts of the pipe are arranged in the equipment room, the size and the pipe passing position of the pipe need to be arranged in combination with the position of an air port, the size of space and the like, and the local resistance of the elbow, the reducing and the like is reduced as much as possible.

The ceiling of the workshop 24 is provided with a fourth air supply opening 241, the lower part of the side wall is provided with a fourth air outlet 242, the fourth air supply pipe 34 is connected with the fourth air supply opening 241, and the third air outlet 43 is connected with the fourth air outlet. A fourth metering valve 341 and a first electrically controlled airtight valve 342 are provided on the fourth blowing pipe 34. The third exhaust duct 43 is provided with a third variable regulating valve 431 and a second electrically controlled airtight valve 432. The fourth blowing port 241 is provided with a second filter 37.

The ceiling of the protective clothing changing room 23 is provided with a third air supply opening 231, and the lower part of the side wall is provided with a third air exhaust opening 232. The third air supply duct 33 is connected to the third air supply port 231, and the second exhaust duct 42 is connected to the third exhaust port 232. The third air supply pipe 33 is provided with a third proportional valve 331, and the second exhaust pipe 42 is provided with a second variable control valve 421. The third blowing port 231 is provided with a first filter 36.

The suspended ceiling of the shower room 22 is provided with a second air supply opening 221, the lower part of the side wall is provided with a second air exhaust opening 222, the second air supply pipe 32 is connected with the second air supply opening 221, and the first air exhaust pipe 41 is connected with the second air exhaust opening 222. The second supply pipe 32 is provided with a second proportional valve 321, and the first exhaust pipe 41 is provided with a first variable control valve 411.

The ceiling of the clean clothes changing room 21 is provided with a first air supply opening 211, and the lower part of the side wall is provided with a first exhaust opening 212. The first air supply pipe 31 is connected with a first air supply outlet 211, and a first exhaust outlet 212 is communicated with the outside of the container. The first air supply pipe 31 is provided with a first proportional valve 311.

The new trend unit that 25 set up in first equipment room includes two forced draught blowers, one uses one to be equipped with, and the new trend is sent into first static pressure case 35, is divided into four ways at first static pressure case 358 by the fan through new trend unit:

the fourth supply duct 34 supplies air to the cabin 24. The third exhaust duct 43 exhausts the exhaust air of the cabin 24.

The third air supply duct 33 supplies air to the protective suit changing room 23. The second exhaust duct 42 exhausts the exhaust air from the suit replacing room 23.

The second supply duct 32 supplies air to the shower enclosure 22. The first exhaust duct 41 exhausts the exhaust air from the shower enclosure 22.

The first blowing duct 31 blows air to the clean laundry changing room 21. The first exhaust port 212 exhausts the exhaust air of the clean laundry changing room 21 to the outside of the experiment chamber 2.

The first exhaust duct 41, the second exhaust duct 42 and the third exhaust duct 43 are connected to a second plenum box 44. The second static pressure box 44 merges the three paths, and then divides the three paths into two paths, wherein one path is provided with a third electric control sealed valve 45 and connected with a first fan 47, and the other path is provided with a fourth electric control sealed valve 46 and connected with a second exhaust fan 48.

Optionally, the air conditioning system adopts a single-cooling type air conditioning unit, the unit adopts a frequency conversion technology, 10% -100% load adjustment is realized, cold energy at 48 ℃ is not attenuated, electric heating is adopted as a heat source for heating, heating speed is high, defrosting is not needed compared with the heat pump unit, and room temperature cannot fluctuate.

Optionally, the laboratory air supply and exhaust system is a fresh air direct exhaust system, and a fresh air unit is provided with a combined filter, an evaporator, an electric heater and a humidifier. Fresh air is refrigerated or heated by a fresh air conditioning unit arranged between air conditioning equipment, and an electrode humidifying section is arranged for ensuring constant humidity in laboratories in different regions and different seasons; fresh air is filtered by the combined filter, is subjected to secondary filtration by the high-efficiency filtration air port and is sent into the workshop and the auxiliary workshop; the exhaust air of the workshop and the protective clothing replacement room is primarily filtered by the high-efficiency filtering air port and then discharged to the atmosphere; the shower room is firstly filtered by the air filtering opening and then is discharged to the atmosphere. Air supply and exhaust systems in laboratories all adopt an upper air supply and lower air discharge mode. The exhaust fan adopts one use and one standby.

In the experiment cabin 2 of the movable biochemical laboratory, a shower room can be used as an underwear changing room, an airlock room is eliminated, and the safety of experimenters is improved; the air lock room is cancelled, the air lock room is changed by the protective clothing and is also used as the air lock room, functional areas are reduced, the structure is more compact, all rooms of a laboratory are arranged on a vehicle body, the use is more convenient and simpler, an air conditioning system, a water system and an electrical system are also simpler, and the probability of failure is also reduced.

In the description of the present invention, it should be understood that the terms "first", "second", "third", etc. are used to define the components, and are used only for the convenience of distinguishing the components, and if not otherwise stated, the terms have no special meaning, and thus, should not be construed as limiting the scope of the present invention.

Furthermore, the technical features of one embodiment may be combined with one or more other embodiments advantageously without explicit negatives.

Finally, it should be noted that the above examples are only used to illustrate the technical solutions of the present invention and not to limit the same; although the present invention has been described in detail with reference to preferred embodiments, those skilled in the art will understand that: modifications to the specific embodiments of the invention or equivalent substitutions for parts of the technical features may be made; without departing from the spirit of the present invention, it is intended to cover all aspects of the invention as defined by the appended claims.