CN212781785U - Laboratory intelligence pressure differential control system - Google Patents
Laboratory intelligence pressure differential control system Download PDFInfo
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- CN212781785U CN212781785U CN202021612901.3U CN202021612901U CN212781785U CN 212781785 U CN212781785 U CN 212781785U CN 202021612901 U CN202021612901 U CN 202021612901U CN 212781785 U CN212781785 U CN 212781785U
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Abstract
An intelligent differential pressure control system for a laboratory comprises a temperature sensor, a humidity sensor, an air pressure sensor, a door position sensor, a biosafety cabinet signal sensor, an air speed sensor and an air quality sensor which are arranged in the laboratory in a distributed mode; the device also comprises a central controller, wherein the central controller comprises a detection module, a comparison module and a parameter setting module. The utility model has the advantages that: temperature and humidity regulation and control equipment and pressure regulation and control equipment in the laboratory are uniformly controlled through a control system, so that the accuracy of environmental conditions in the laboratory can be ensured, manual independent regulation and control are not needed, the use is convenient, and the working efficiency is high; the control system can monitor indoor conditions in real time, and regulate and control the indoor conditions in real time, so that the stability of the indoor environment is ensured.
Description
The technical field is as follows:
the utility model relates to a pressure differential control system, especially a laboratory intelligence pressure differential control system.
Background art:
at present, in some specific laboratories, the requirement on the indoor space environment is high, specific room air pressure, air humidity and temperature need to be maintained, in order to ensure that various indoor conditions are met, various pressure and temperature and humidity regulation and control devices such as an air supply fan, an air exhaust fan, an exhaust valve and an air supply valve need to be equipped, and generally, the devices need to be regulated and controlled manually and independently to meet the specific air requirement of the laboratory; however, as more equipment is used, the regulation and control are complex, the efficiency is low, and human resources are consumed; meanwhile, the equipment cannot be adjusted in real time along with the change of the indoor environment, so that the indoor air condition is prone to deviation, the test operation in a laboratory can be affected seriously, and unnecessary trouble is brought.
The utility model has the following contents:
the utility model provides a laboratory intelligence pressure differential control system, reasonable in design has solved the problem that exists among the prior art.
The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be:
an intelligent differential pressure control system for a laboratory comprises a temperature sensor, a humidity sensor, an air pressure sensor, a door position sensor, a biosafety cabinet signal sensor, an air speed sensor and an air quality sensor which are arranged in the laboratory in a distributed mode;
the system is characterized by further comprising a central controller, wherein the central controller comprises a detection module, a comparison module and a parameter setting module, the detection module is respectively connected with a temperature sensor, a humidity sensor, an air pressure sensor, a door position sensor, a biosafety cabinet signal sensor, an air speed sensor and an air quality sensor, the detection module is connected with the comparison module, and the parameter setting module is connected with the comparison module;
the central controller also comprises an air supply fan control module, an air exhaust valve control module, an air supply valve control module, a safety cabinet fan control module and an ion host machine control module which are respectively connected with the detection module and the comparison module, wherein the air supply fan control module is connected with the air supply fan, the air exhaust fan control module is connected with the air exhaust fan, the air exhaust valve control module is connected with an exhaust valve, the air supply valve control module is connected with the air supply valve, the safety cabinet fan control module is connected with the safety cabinet fan, and the ion host machine control module is connected with the ion host machine.
In particular, the temperature sensor is a plurality of temperature sensors which are arranged in the laboratory space at intervals.
In particular, the humidity sensor is a plurality of humidity sensors which are arranged in the laboratory space at intervals.
In particular, the air pressure sensor is a plurality of air pressure sensors which are arranged in the laboratory space at intervals.
In particular, the door position sensor is installed at a door frame of a room door.
Particularly, the parameter setting module is provided with temperature parameter information, humidity parameter information, air pressure parameter information, wind speed parameter information and air quality parameter information.
Particularly, the exhaust valves are a plurality of, an exhaust valve allocation module is further arranged between the exhaust valves and the exhaust valve control module, the exhaust valves are respectively connected with the exhaust valve allocation module, and the exhaust valve allocation module is connected with the exhaust valve control module.
Particularly, the air supply valves are provided in a plurality, an air supply valve allocation module is further arranged between the air supply valves and the air supply valve control module, the air supply valves are respectively connected with the air supply valve allocation module, and the air supply valve allocation module is further connected with the air supply valve control module.
The utility model adopts the above structure, have following advantage:
(1) temperature and humidity regulation and control equipment and pressure regulation and control equipment in the laboratory are uniformly controlled through a control system, so that the accuracy of environmental conditions in the laboratory can be ensured, manual independent regulation and control are not needed, the use is convenient, and the working efficiency is high;
(2) the control system can monitor indoor conditions in real time and regulate and control the indoor conditions in real time, so that the stability of the indoor environment is ensured, and the influence on test operation is avoided.
Description of the drawings:
FIG. 1 is a block diagram of the structure of the present invention,
FIG. 2 is a block diagram of the exhaust valve control module and the exhaust valve of the present invention;
fig. 3 is a block diagram of the air supply valve control module and the air supply valve of the present invention.
The specific implementation mode is as follows:
in order to clearly illustrate the technical features of the present invention, the present invention is explained in detail by the following embodiments in combination with the accompanying drawings.
As shown in the drawings, in the figures,
an intelligent differential pressure control system for a laboratory comprises a temperature sensor, a humidity sensor, an air pressure sensor, a door position sensor, a biosafety cabinet signal sensor, an air speed sensor and an air quality sensor which are arranged in the laboratory in a distributed mode; temperature sensor is a plurality of, and interval distribution sets up in laboratory space, and humidity transducer also is a plurality of, and interval distribution sets up in laboratory space, and air pressure sensor is a plurality of, and interval distribution sets up in laboratory space, and door position sensor installs room door frame department.
The system is characterized by further comprising a central controller, wherein the central controller comprises a detection module, a comparison module and a parameter setting module, the detection module is respectively connected with a temperature sensor, a humidity sensor, an air pressure sensor, a door position sensor, a biosafety cabinet signal sensor, an air speed sensor and an air quality sensor, the detection module is connected with the comparison module, and the parameter setting module is connected with the comparison module;
the parameter setting module is provided with temperature parameter information, humidity parameter information, air pressure parameter information, wind speed parameter information and air quality parameter information.
The central controller still includes the air supply fan control module who links to each other with detection module and contrast respectively, the air supply fan control module of airing exhaust, the air exhaust valve control module, air supply valve control module, safety cabinet fan control module, ion host computer control module, air supply fan control module links to each other with the air supply fan, air exhaust fan control module links to each other with the fan of airing exhaust, air exhaust valve control module links to each other with the exhaust valve, air supply valve control module links to each other with the air supply valve, safety cabinet fan control module links to each other with safety cabinet fan, ion host computer control module links to each other with ion host computer.
Before the air conditioner is used, the parameter setting module is set, and specific setting parameters comprise temperature parameters, humidity parameters, air pressure parameters and other information of a laboratory. During operation, the detection module of central controller acquires the indoor data that temperature sensor, humidity transducer, air pressure sensor gathered, then central controller's contrast module compares with the current data of acquireing according to the parameter that parameter setting module provided, if current humiture is not unanimous with the settlement parameter, then through the temperature and the humidity of air supply fan control module control air supply, when the humiture after the adjustment accords with the settlement parameter, then air supply fan control module in time adjusts air supply temperature and humidity and keeps invariable.
The detection module acquires laboratory air pressure detected by the air pressure sensor, compares the laboratory air pressure with set air pressure parameters of the parameter setting module, adjusts the angle of an air supply valve of an exhaust valve in a room and the frequency of an air exhaust fan of a fan to meet the pressure difference gradient requirement set by the room through the air exhaust valve control module and the air supply fan control module at any time, and sets the maximum opening and the minimum opening for ensuring the air supply quantity of the room.
The detection module can obtain the starting-up state of the biological safety cabinet according to the signal sensor of the biological safety cabinet, if the biological safety cabinet is in an opening state, the exhaust valve control module controls the exhaust valve to be in a closing state, and if the biological safety cabinet is in the closing state, the exhaust valve control module controls the exhaust valve to delay for 30s to open.
The detection module can obtain the opening and closing state of the room door according to the room door position sensor, if the room door is in an opening state, the air supply fan control module, the air exhaust valve control module and the air supply valve control module all control the air supply fan, the working power of the air exhaust fan is 50%, the air exhaust valve and the air supply valve are opened by 50%, and when the room door is in a closing state, the air supply fan control module, the air exhaust valve control module, the air supply valve control module control the air supply fan, the air exhaust valve and the air supply valve start to work comprehensively after delaying for 30 s.
The exhaust valve is a plurality of, still is provided with exhaust valve allotment module between a plurality of exhaust valve and exhaust valve control module, and a plurality of exhaust valve links to each other with exhaust valve allotment module respectively, and exhaust valve allotment module links to each other with exhaust valve control module again.
The air supply valves are a plurality of, an air supply valve allocation module is further arranged between the air supply valves and the air supply valve control module, the air supply valves are respectively connected with the air supply valve allocation module, and the air supply valve allocation module is connected with the air supply valve control module.
A plurality of settings of exhaust valve and blast valve are applicable to the condition that the laboratory space is great, or relate to the multilayer floor, and control system can compare with the data of parameter setting module according to the room information that detection module received, then according to the particular case of data, by exhaust valve allotment module or blast valve allotment module selectivity open partial or whole exhaust valve or blast valve. To ensure a stable environment of the room in the case of minimum power consumption.
When the control system operates, if indoor air is polluted, the ion host can be controlled by the ion host control module to carry out indoor purification.
The above-mentioned specific embodiments can not be regarded as the restriction to the scope of protection of the utility model, to technical personnel in this technical field, it is right the utility model discloses any replacement improvement or transform that embodiment made all fall within the scope of protection of the utility model.
The parts of the present invention not described in detail are the known techniques of those skilled in the art.
Claims (8)
1. The utility model provides a laboratory intelligence pressure differential control system which characterized in that: the system comprises a temperature sensor, a humidity sensor, an air pressure sensor, a door position sensor, a biosafety cabinet signal sensor, an air speed sensor and an air quality sensor which are distributed and installed in a laboratory;
the system is characterized by further comprising a central controller, wherein the central controller comprises a detection module, a comparison module and a parameter setting module, the detection module is respectively connected with a temperature sensor, a humidity sensor, an air pressure sensor, a door position sensor, a biosafety cabinet signal sensor, an air speed sensor and an air quality sensor, the detection module is connected with the comparison module, and the parameter setting module is connected with the comparison module;
the central controller also comprises an air supply fan control module, an air exhaust valve control module, an air supply valve control module, a safety cabinet fan control module and an ion host machine control module which are respectively connected with the detection module and the comparison module, wherein the air supply fan control module is connected with the air supply fan, the air exhaust fan control module is connected with the air exhaust fan, the air exhaust valve control module is connected with an exhaust valve, the air supply valve control module is connected with the air supply valve, the safety cabinet fan control module is connected with the safety cabinet fan, and the ion host machine control module is connected with the ion host machine.
2. The intelligent laboratory differential pressure control system of claim 1, wherein: the temperature sensor is a plurality of, and interval distribution sets up in laboratory space.
3. The intelligent laboratory differential pressure control system of claim 1, wherein: the humidity sensor is a plurality of, and interval distribution sets up in laboratory space.
4. The intelligent laboratory differential pressure control system of claim 1, wherein: the air pressure sensors are arranged in the laboratory space in a spaced distribution mode.
5. The intelligent laboratory differential pressure control system of claim 1, wherein: the door position sensor is installed at a door frame of a room door.
6. The intelligent laboratory differential pressure control system of claim 1, wherein: the parameter setting module is provided with temperature parameter information, humidity parameter information, air pressure parameter information, wind speed parameter information and air quality parameter information.
7. The intelligent laboratory differential pressure control system of claim 1, wherein: the exhaust valve is a plurality of, still is provided with exhaust valve allotment module between a plurality of exhaust valve and exhaust valve control module, and a plurality of exhaust valve links to each other with exhaust valve allotment module respectively, and exhaust valve allotment module links to each other with exhaust valve control module again.
8. The intelligent laboratory differential pressure control system of claim 1, wherein: the air supply valves are a plurality of, an air supply valve allocation module is further arranged between the air supply valves and the air supply valve control module, the air supply valves are respectively connected with the air supply valve allocation module, and the air supply valve allocation module is connected with the air supply valve control module.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021612901.3U CN212781785U (en) | 2020-08-05 | 2020-08-05 | Laboratory intelligence pressure differential control system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021612901.3U CN212781785U (en) | 2020-08-05 | 2020-08-05 | Laboratory intelligence pressure differential control system |
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| CN212781785U true CN212781785U (en) | 2021-03-23 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113176794A (en) * | 2021-04-28 | 2021-07-27 | 杭州闪易科技有限公司 | Positive and negative voltage control device, positive and negative voltage control system, electronic device, storage medium, and program product |
| CN113741572A (en) * | 2021-09-10 | 2021-12-03 | 南京机电职业技术学院 | Differential pressure debugging system and method for purification laboratory |
| CN113757917A (en) * | 2021-09-06 | 2021-12-07 | 江苏苏净工程建设有限公司 | Detection control method and system for faults of three-level or above biological safety laboratory blower |
| CN113899519A (en) * | 2021-12-13 | 2022-01-07 | 中国飞机强度研究所 | Indoor airplane test micro-pressure control system and control method |
-
2020
- 2020-08-05 CN CN202021612901.3U patent/CN212781785U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113176794A (en) * | 2021-04-28 | 2021-07-27 | 杭州闪易科技有限公司 | Positive and negative voltage control device, positive and negative voltage control system, electronic device, storage medium, and program product |
| CN113757917A (en) * | 2021-09-06 | 2021-12-07 | 江苏苏净工程建设有限公司 | Detection control method and system for faults of three-level or above biological safety laboratory blower |
| CN113741572A (en) * | 2021-09-10 | 2021-12-03 | 南京机电职业技术学院 | Differential pressure debugging system and method for purification laboratory |
| CN113899519A (en) * | 2021-12-13 | 2022-01-07 | 中国飞机强度研究所 | Indoor airplane test micro-pressure control system and control method |
| CN113899519B (en) * | 2021-12-13 | 2022-03-15 | 中国飞机强度研究所 | Indoor airplane test micro-pressure control system and control method |
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Address after: Room 1125, No.6 Tiancheng Road, Tianqiao District, Jinan City, Shandong Province Patentee after: Zhonghai (Shandong) purification Engineering Co.,Ltd. Address before: Room 1125, No.6 Tiancheng Road, Tianqiao District, Jinan City, Shandong Province Patentee before: JINAN ZHONGHAI PURIFICATION ENGINEERING Co.,Ltd. |