CN217209691U - Movable two-stage air exhaust high-efficiency air filtering and ventilating device - Google Patents
Movable two-stage air exhaust high-efficiency air filtering and ventilating device Download PDFInfo
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- CN217209691U CN217209691U CN202121433806.1U CN202121433806U CN217209691U CN 217209691 U CN217209691 U CN 217209691U CN 202121433806 U CN202121433806 U CN 202121433806U CN 217209691 U CN217209691 U CN 217209691U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
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- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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Abstract
The utility model discloses a portable doublestage high efficiency air filtration ventilation unit airs exhaust comprises parts such as fan, biological airtight valve, two-stage high efficiency air cleaner, resistance monitoring mechanism, pressure differential monitoring mechanism, control panel, truckle, and high efficiency air filtration unit establishes ties and installs two-stage high efficiency air cleaner, and every high efficiency air cleaner all can scan the leak hunting to can carry out air regulation according to pressure differential. The utility model has the characteristics of set up the high-efficient air cleaner of two-stage, and all can carry out normal position scanning leak hunting to but the pressure differential in the real-time supervision applied facility and carry out the air volume control, reach and set for pressure differential, can satisfy the biosafety requirement.
Description
Technical Field
The utility model relates to a biological safety protection technique and equipment technical field especially relate to a portable doublestage high-efficient filtration ventilation unit that airs exhaust.
Background
The biohazard field emergency prevention and control is a key part for disposing biohazard events, and the construction of part of field emergency prevention and control facilities generally depends on existing facilities such as built rooms or tents, for example, if an ordinary ward is required to be quickly modified into an infectious disease ward with a negative pressure isolation function, the ordinary ward is modified into an isolation tent for carrying out virus detection, so that the field emergency prevention and control facilities are quickly formed, and the risk of pathogenic microorganism propagation is reduced.
For patients infected by virulent infectious pathogens, the ward to be treated usually needs to have a negative pressure function, and simultaneously, the exhaust air in the room needs to be filtered by a high-efficiency air filter and then discharged to the external environment, so that the surrounding environment is protected. Facilities such as rooms for carrying out pathogenic microorganism detection or tents or square cabins which are temporarily built also need to have a negative pressure function, and exhaust air needs to be efficiently filtered.
The peripheral personnel of the existing construction facilities are dense, the distance isolation condition is not provided, temporary facilities such as a tent and the like are required to be built in a large-scale venue or a building, and in order to fully ensure the safety of the environment, the exhaust air of the temporary facilities needs to be filtered by a bipolar high-efficiency air filter.
Therefore, to the requirement of above-mentioned emergent prevention and control in scene, the utility model discloses on conventional high-efficient air filter device basis, great technical innovation has been carried out, has researched and developed the portable doublestage high-efficient air filter ventilation unit that airs exhaust that can be used to the emergent prevention and control in biohazard scene that accords with the biosafety requirement, can satisfy the quick reconstruction of current facility and keep apart the facility to negative pressure to possess epidemic situation prevention and control handling capacity fast.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a portable doublestage high-efficient filtration ventilation unit airs exhaust to solve the problem that above-mentioned prior art exists, can satisfy the biosafety requirement and can realize that the doublestage is high-efficient filters.
In order to achieve the above purpose, the utility model provides a following scheme: the utility model provides a mobile two-stage air exhaust high-efficiency air filtering and ventilating device, which comprises a two-stage high-efficiency air filter, a control panel and a control box,
the two-stage efficient air filter comprises a first-stage efficient air filter and a second-stage efficient air filter, the first-stage efficient air filter and the second-stage efficient air filter which are communicated in series are sequentially arranged in the airflow direction, the two-stage efficient air filters are respectively arranged in two layers of box bodies which are separated from each other up and down, and one ends of the two layers of box bodies are communicated up and down;
the mouth is verified to two-stage high efficiency air cleaner's upper reaches all are provided with the gaseous filling opening of disinfection and disinfection effect second grade high efficiency air cleaner's low reaches are provided with the gaseous discharge port of disinfection, gaseous discharge port department of disinfection has set gradually electronic airtight valve, frequency conversion fan and air outlet, installs in the control box outside be provided with control on the control screen the button that electronic airtight valve was opened and was closed, the frequency conversion fan set up in the control box.
Preferably, the first-stage efficient air filter and the second-stage efficient air filter are both provided with an aerosol injection port, a sampling port and a scanning driving system, and the scanning driving system adopts an automatic scanning leak detection device.
Preferably, a blending mechanism is arranged between the first-stage efficient air filter and the second-stage efficient air filter.
Preferably, resistance monitoring mechanisms are arranged in the first-stage efficient air filter and the second-stage efficient air filter, the resistance monitoring mechanisms are arranged at the upstream and the downstream of the two-stage efficient air filter, and the resistance monitoring mechanisms are in electric signal connection with the control panel.
Preferably, a differential pressure sensor is installed in the control box, an air speed sensor is arranged at the air outlet, and the differential pressure sensor and the air speed sensor are in electric signal connection with the control screen.
The utility model discloses following beneficial technological effect has been gained for prior art:
the utility model discloses a portable doublestage high-efficient filtration ventilation unit airs exhaust has the negative pressure and founds the function fast to can adjust the volume of airing exhaust in real time according to the facility of using and the pressure differential of external environment, with the stable control who guarantees the negative pressure, can rebuild ordinary facility for having the biological safety protection facility that pathogenic operation or infectious victim received and treated fast.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a front view of a mobile dual stage air exhausting high efficiency air filtering ventilation unit;
FIG. 2 is a left side view of the mobile dual stage exhaust high efficiency air filtration ventilation unit;
FIG. 3 is a top view of the mobile dual stage air exhausting highly effective air filtering ventilation device;
FIG. 4 is a block diagram of the construction of an apparatus for automatic scanning leak detection;
wherein, 1, a first-level high-efficiency air filter; 2, a two-stage high-efficiency air filter; 3, a wind speed sensor; 4, a variable frequency fan; 5, an electric sealing valve; 6, a control box; 7 a sterilizing gas outlet; 8, scanning a driving system; 9 sterilizing effect verifying port; 10 downstream sampling port; 11 an inlet for a sterilizing gas; 12 an upstream sampling port; 13 sealing the cover; 14 air outlet; 15 a control screen; 16 instrument disinfection interface; 17 an aerosol injection port; 18 casters; 19 driving the motor; 20 scanning the sampling probe; 21 a lead screw; 22 a limit sensor; 23, sampling tube; 24, fixing seats; 25 electrical interface.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
The utility model aims at providing a portable doublestage high efficiency filtration ventilation unit airs exhaust to solve the problem that above-mentioned prior art exists, can satisfy the biosafety requirement and can realize the doublestage high efficiency filtration.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
As shown in fig. 1-3, this embodiment provides a mobile two-stage air exhaust high-efficiency air filtration ventilation device, which is composed of a variable frequency fan 4, an electric airtight valve 5, two-stage high-efficiency air filters, a resistance monitoring mechanism, a pressure difference monitoring mechanism, a control panel 15, and the like, wherein the high-efficiency air filtration device is installed with two-stage high-efficiency air filters in series, the two-stage high-efficiency air filters are respectively a first-stage high-efficiency air filter 1 and a second-stage high-efficiency air filter 2, the two-stage high-efficiency air filters are respectively provided with an upstream sampling port 12, a downstream sampling port 10 and a scanning driving system 8, and the scanning driving system 8 is an automatic scanning leak detection device; an aerosol injection port 17 is arranged at the upstream of the second-stage high-efficiency air filter; the upstream of the two-stage high-efficiency air filter is provided with a sterilizing gas injection port 11 and a sterilizing effect verification port 9, and the downstream of the two-stage high-efficiency air filter 2 is provided with a sterilizing gas discharge port 7.
The automatic scanning leak detection device comprises a driving motor 19, a scanning sampling probe 20, a lead screw 21, a limit sensor 22 and a sampling pipe 23 which are arranged on a shell;
the driving motor 19 is arranged outside the shell, a fixed seat 24 is further arranged on the shell opposite to the driving motor 19, one end of a lead screw 21 is in transmission connection with a power output end of the driving motor 19, the other end of the lead screw 21 is in rotation connection with the fixed seat 24, a scanning sampling probe 20 is arranged inside the shell and in threaded connection with the lead screw 21, two limit sensors are arranged, and two limit sensors 22 are respectively arranged at the top end and the bottom end inside the shell; one end of a sampling pipe 23 of the automatic scanning leak detection device is connected with a scanning sampling probe 20, the other end of the sampling pipe is connected with a sampling port, and a driving motor 19 and two limit sensors 22 of the automatic scanning leak detection device are electrically connected with an electrical interface 25.
Specifically, in this embodiment, high-efficient air filter sets gradually and high-efficient air cleaner 1 and the high-efficient air cleaner 2 of second grade along the air current direction, and the high-efficient air cleaner of two-stage is installed respectively in upper and lower divided two-layer box, and two-layer box UNICOM about serving is installed to the bottom of box truckle 18, is convenient for remove ventilation unit. And a blending mechanism is arranged in the middle of the two-stage high-efficiency air filter.
In this embodiment, the downstream of the secondary efficient air filter 2 is sequentially provided with an electric airtight valve 5, a variable frequency fan 4 and an air speed sensor 3, and the top of the box body is provided with a control screen 15 and a control box 6, wherein the control screen 15 can control the opening and closing of the electric airtight valve 5.
The control box 6 is internally provided with a differential pressure sensor which can be connected with a facility applied by the ventilation device, the control screen 15 can receive data of the air speed sensor 3 and the differential pressure sensor, respectively display the differential pressure between the applied facility and the external environment and the air exhaust quantity, and can adjust the variable frequency fan 4 in real time according to the differential pressure value so as to adjust the air exhaust quantity.
In this embodiment, the two-stage high efficiency air filter is provided with a resistance monitoring mechanism (the pressure difference sensor is used to measure the pressure difference between the front and the back of the filter, so as to monitor the resistance of the filter), and the resistance monitoring mechanism can be connected to the control screen 15, so that the control screen 15 can display the resistance of the two-stage high efficiency air filter in real time.
The upper reaches of the two-stage high-efficiency air filters connected in series are provided with a sterilizing gas injection opening 11, the lower reaches of the two-stage high-efficiency air filters 2 are provided with a sterilizing gas discharge opening 7, and the sterilizing gas injection opening 11 and the sterilizing gas discharge opening 7 are composed of a closed connecting opening, a stop valve and a sealing cover 13.
It should be noted that, as is obvious to a person skilled in the art, the invention is not limited to details of the above-described exemplary embodiments, but can be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
The utility model discloses a concrete example is applied to explain the principle and the implementation mode of the utility model, and the explanation of the above example is only used to help understand the method and the core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (5)
1. The utility model provides a portable doublestage is aired exhaust high-efficient filtration ventilation unit which characterized in that: comprises a two-stage high-efficiency air filter, a control panel and a control box,
the two-stage efficient air filter comprises a first-stage efficient air filter and a second-stage efficient air filter, the first-stage efficient air filter and the second-stage efficient air filter which are communicated in series are sequentially arranged in the airflow direction, the two-stage efficient air filters are respectively arranged in two layers of box bodies which are separated from each other up and down, and one ends of the two layers of box bodies are communicated up and down;
the mouth is verified to two-stage high-efficient air cleaner's upper reaches all is provided with the gaseous filling opening of disinfection and disinfection effect the low reaches of two-stage high-efficient air cleaner is provided with the gaseous discharge port of disinfection, gaseous discharge port department of disinfection has set gradually electronic airtight valve, frequency conversion fan and air outlet, installs in the control box outside be provided with control on the control screen the button that electronic airtight valve was opened and was closed, the frequency conversion fan set up in the control box.
2. The mobile dual-stage air-exhausting high-efficiency air filtering and ventilating device according to claim 1, characterized in that: and the primary efficient air filter and the secondary efficient air filter are respectively provided with an aerosol injection port, a sampling port and a scanning driving system, and the scanning driving system adopts an automatic scanning leakage detection device.
3. The mobile two-stage air-exhausting high-efficiency air filtering and ventilating device according to claim 1, characterized in that: and a uniformly mixing mechanism is arranged between the first-stage efficient air filter and the second-stage efficient air filter.
4. The mobile two-stage air-exhausting high-efficiency air filtering and ventilating device according to claim 1, characterized in that: resistance monitoring mechanisms are arranged in the first-stage efficient air filter and the second-stage efficient air filter, the resistance monitoring mechanisms are respectively arranged at the upstream and the downstream of the two-stage efficient air filter, and the resistance monitoring mechanisms are connected with the control screen through electric signals.
5. The mobile dual-stage air-exhausting high-efficiency air filtering and ventilating device according to claim 1, characterized in that: a differential pressure sensor is installed in the control box, an air speed sensor is arranged at the air outlet, and the differential pressure sensor and the air speed sensor are both in electric signal connection with the control screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121433806.1U CN217209691U (en) | 2021-06-24 | 2021-06-24 | Movable two-stage air exhaust high-efficiency air filtering and ventilating device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121433806.1U CN217209691U (en) | 2021-06-24 | 2021-06-24 | Movable two-stage air exhaust high-efficiency air filtering and ventilating device |
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| CN217209691U true CN217209691U (en) | 2022-08-16 |
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| CN202121433806.1U Active CN217209691U (en) | 2021-06-24 | 2021-06-24 | Movable two-stage air exhaust high-efficiency air filtering and ventilating device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113280441A (en) * | 2021-06-24 | 2021-08-20 | 军事科学院系统工程研究院卫勤保障技术研究所 | Movable two-stage air exhaust high-efficiency air filtering and ventilating device |
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- 2021-06-24 CN CN202121433806.1U patent/CN217209691U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113280441A (en) * | 2021-06-24 | 2021-08-20 | 军事科学院系统工程研究院卫勤保障技术研究所 | Movable two-stage air exhaust high-efficiency air filtering and ventilating device |
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