CN112246290A - Air purification type integrated experiment cabinet and working method thereof - Google Patents
Air purification type integrated experiment cabinet and working method thereof Download PDFInfo
- Publication number
- CN112246290A CN112246290A CN202011082121.7A CN202011082121A CN112246290A CN 112246290 A CN112246290 A CN 112246290A CN 202011082121 A CN202011082121 A CN 202011082121A CN 112246290 A CN112246290 A CN 112246290A
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- air
- drawer
- temperature
- negative pressure
- placing plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L1/00—Enclosures; Chambers
- B01L1/04—Dust-free rooms or enclosures
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
- A61L2/08—Radiation
- A61L2/10—Ultra-violet radiation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L1/00—Enclosures; Chambers
Abstract
The invention relates to an air purification type integrated experiment cabinet and a working method thereof, wherein the air purification type integrated experiment cabinet comprises a casing, a placing plate, an air supply pipeline, an air port, a lifting mechanism and a liquid-transferring gun rack, wherein the bottom of the casing is provided with a base, a first drawer is arranged above the base, a second drawer is arranged above the first drawer, a placing chamber is arranged above the second drawer, the front end and the rear end of the placing plate are respectively provided with a front air blowing port and a rear air blowing port, and a suction collection cover is connected with an air suction motor. This integrated experiment cabinet of net gas formula, the experiment cabinet can provide best cleanness and physical protection protective screen for suspension biology or particle chemical agent, and the operation can suitably reduce its risk in it, blows the wind gap with the back through the front, and the inside air of device forms the convection current for the experiment cabinet front window inhales negative pressure air current protection personnel safety, and the waste liquid that produces in the experimentation can directly be collected in the inside of device, the processing of the waste liquid of being convenient for.
Description
Technical Field
The invention relates to the technical field of laboratory equipment, in particular to a gas-purifying integrated experiment cabinet and a working method thereof.
Background
The hospital laboratory is divided into a conventional laboratory, a biochemical test, a microbiological test, a blood, body fluid cell test and other laboratories, and some harmful gases or some bacteria and viruses may be generated during the process of testing or performing experiments on samples by medical staff, so that the medical staff are harmed, and therefore, the gas-purifying integrated laboratory cabinet is one of the main experimental facilities of the laboratory.
Therefore, the integrated gas-purifying laboratory cabinet plays an important role in physical health of the laboratory workers, the integrated gas-purifying laboratory cabinet in the market is inconvenient to use, the polluted gas in the integrated gas-purifying laboratory cabinet is easy to leak, the protection effect on the laboratory workers is not good, and therefore the integrated gas-purifying laboratory cabinet needs to be improved on the basis of original equipment to meet the market demand.
Disclosure of Invention
The invention aims to provide a gas purification type integrated experiment cabinet and a working method thereof, and aims to solve the problems that the gas purification type integrated experiment cabinet on the field provided by the background technology is inconvenient to use, the polluted gas in the gas purification type integrated experiment cabinet is easy to leak, and the protection effect on laboratory workers is not good.
In order to achieve the purpose, the invention provides the following technical scheme: a gas-purifying integrated experimental cabinet comprises a casing, a placing plate, a wind feeding pipeline, a front wind blowing port, a system control box, a temperature and humidity sensor, a negative pressure wind discharging port, a lifting mechanism and a liquid-transfering gun rack, wherein a base is arranged at the bottom of the casing, a first drawer is arranged above the base, a second drawer is arranged above the first drawer, a placing chamber is arranged above the second drawer, a turnover baffle is arranged on the front side above the placing chamber, an equipment operation control screen is installed on the turnover baffle, the placing plate is arranged at the bottom of the placing chamber, the wind feeding pipeline is installed inside the placing plate, the front wind blowing port and the rear wind blowing port are respectively arranged at the front end and the rear end of the placing plate, a collecting suction cover is arranged above the placing chamber, the collecting suction cover is connected with a wind suction motor, an ultraviolet sterilizing lamp is installed below the collecting suction cover, and the collecting suction cover and the mounting rack are fixed with each other, install temperature heater on the mounting bracket, one side of mounting bracket is provided with system control box, one side of temperature heater is provided with temperature and humidity sensor, keeps away from temperature heater one side of temperature and humidity sensor is provided with the negative pressure and unloads the wind gap, the both sides of mounting bracket are provided with elevating system, and placing chamber one side is provided with the liquid-transfering gun frame, be provided with backward flow wind channel between casing and the inner shell, it is provided with the waste liquid tube hole on the board to place, the below of collection suction hood is provided with gas cleaner, the below in preceding blowing wind gap is provided with power picture peg, one side of casing is provided with the main power, the place ahead of casing is provided with the overhead door, one side of sterilamp is provided with the LED light, the bottom of overhead door.
Preferably, the number of the first drawers and the number of the second drawers are three, and the first drawers and the second drawers are arranged up and down correspondingly.
Preferably, the turnover baffle forms a rotating structure with the casing through the lifting mechanism, and the turnover baffle is made of transparent glass.
Preferably, the equipment operation control screen, the air suction motor, the ultraviolet sterilizing lamp and the system control box are electrically connected.
Preferably, the front blowing openings and the rear blowing openings are symmetrically arranged about the placing plate.
Preferably, the rear blowing opening and the placing plate are integrated, and the placing plate and the front blowing opening are in a rotating structure.
Preferably, the temperature and humidity sensors are arranged in two numbers, and the temperature and humidity sensors are symmetrically arranged around the mounting frame.
Preferably, the number of the negative pressure air discharging openings is two, and the negative pressure air discharging openings are symmetrically arranged relative to the mounting frame.
A gas-purifying type integrated experiment cabinet comprises the following steps: the experiment cabinet can provide optimal clean and physical protection barriers for suspended organisms or particle chemical agents, the risks of the suspended organisms or particle chemical agents can be properly reduced by operating in the experiment cabinet, the air is blown out from the lifting door through the rear blowing air port, an air curtain is formed at the lifting door, internal pollutant air is isolated, the polluted air is prevented from being discharged from the lifting door, meanwhile, a part of clean air is discharged from a negative pressure discharging air port, so that negative pressure is formed at the outside of the lifting door, and a part of air enters the inside of the device through the lifting door, outside the gaseous eduction gear who prevents pollution, when the gaseous process temperature and humidity sensor after the purification, can measure gaseous temperature, according to the composition that produces gas, can select to heat gas through temperature heater, later under the effect of the motor that induced drafts, the gas part unloads the wind gap from the negative pressure and carries out the pressure release, the part flows back through the backward flow wind channel, make clear air blow off through preceding wind gap and back wind gap once more, after the experiment, with the drop door pulling down, the drop door locks under the effect of electromagnetic lock, the motor that induced drafts lasts the operation minute, simultaneously the sterilamp is opened, can be to the inside disinfection of disinfecting of carrying out of device.
Compared with the prior art, the invention has the beneficial effects that: this integrated laboratory cabinet of net gas formula:
1. the experimental cabinet can provide the best cleanness and the physical protection barrier for suspended biological or particle chemical agents, the operation in the experimental cabinet can moderately reduce the risk, the air is blown out from the lifting door 27 through the rear blowing air port 10, an air curtain is formed at the lifting door 27, the air of internal pollutants is isolated, the polluted air is prevented from being discharged from the lifting door 27, meanwhile, because the negative pressure air discharging port 18 discharges a part of clean air, the negative pressure is formed at the outside of the lifting door 27, and a part of air enters the device through the lifting door 27 and is prevented from being discharged out of the device.
2. Through temperature heater, can carry out heat treatment to the air current to accord with the required temperature of later stage gas purification processing, provide convenience to follow-up gas purification processing.
3. After the experiment, with the downward pulling of overhead door, the overhead door locks under the effect of electromagnetic lock, and the motor that induced drafts lasts the operation 5 minutes, and ultraviolet germicidal lamp opens simultaneously, can be to the inside disinfection processing that disinfects of device.
4. The setting of waste liquid tube hole can place the inside at the second drawer with the waste liquid bucket, then passes the waste liquid tube hole through the drainage tube, and the waste liquid that produces in the experimentation can directly be collected in the inside of device, the processing of the waste liquid of being convenient for.
5. The back blows the wind gap and places structure as an organic whole between the board, place and be revolution mechanic between the wind gap before blowing, the below in wind gap before blowing is provided with power supply socket, blows the wind gap after opening through the rotation, can directly insert the experimental facilities power in the device's inside, and the board is placed in the rotation in addition, also can place some instruments in the below of placing the board, has made things convenient for the use of device.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic cross-sectional front view of the present invention;
FIG. 3 is a schematic side view of the cross-sectional structure of the present invention;
FIG. 4 is a schematic view of the internal perspective structure of the present invention;
FIG. 5 is a schematic view of the structure of the suction hood and the mounting frame of the present invention;
FIG. 6 is an exploded view of the suction hood and the mounting frame of the present invention;
FIG. 7 is a schematic view of the structure of the placement board of the present invention;
fig. 8 is an exploded view of the mounting plate of the present invention.
In the figure: 1. a housing; 2. a first drawer; 3. a second drawer; 4. turning over the baffle; 5. an equipment operation control screen; 6. a base; 7. placing the plate; 8. a supply air line; 9. a front blowing port; 10. a rear blowing port; 11. a suction hood; 12. an air suction motor; 13. an ultraviolet germicidal lamp; 14. a mounting frame; 15. a temperature heater; 16. a system control box; 17. a temperature and humidity sensor; 18. a negative pressure air discharging opening; 19. a lifting mechanism; 20. a pipette rack; 21. an inner shell; 22. a return air duct; 23. a waste pipe hole; 24. a gas purifier; 25. a power supply plugboard; 26. a main power supply; 27. a lift gate; 28. an LED lighting lamp; 29. an electromagnetic lock.
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 of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, the present invention provides a technical solution: a gas-purifying integrated experimental cabinet comprises a machine shell 1, a first drawer 2, a second drawer 3, a turnover baffle 4, an equipment operation control screen 5, a base 6, a placing plate 7, an air supply pipeline 8, a front air blowing opening 9, a rear air blowing opening 10, a collecting suction cover 11, an air suction motor 12, an ultraviolet sterilizing lamp 13, a mounting rack 14, a temperature heater 15, a system control box 16, a temperature and humidity sensor 17, a negative pressure air discharging opening 18, a lifting mechanism 19, a liquid-moving gun rack 20, an inner shell 21, a backflow air duct 22, a waste liquid pipe hole 23, a gas purifier 24, a power plugboard 25, a main power supply 26, a lifting door 27, an LED illuminating lamp 28 and an electromagnetic lock 29, wherein the base 6 is arranged at the bottom of the machine shell 1, the first drawer 2 is arranged above the base 6, the first drawer 2 and the second drawer 3 are respectively provided with three numbers, the first drawer 2 and the second drawer 3 are arranged up and down correspondingly, the first drawer 2 and the second drawer 3 can be used for placing some experimental equipment and experimental medicines, so that the experiment and the classification of the medicine equipment are convenient, the second drawer 3 is arranged above the first drawer 2, the placing chamber is arranged above the second drawer 3, the front side above the placing chamber is provided with the turnover baffle 4, the turnover baffle 4 forms a rotating structure with the casing 1 through the lifting mechanism 19, the turnover baffle 4 is made of transparent glass, the turnover baffle 4 forms a rotating structure with the casing 1 through the lifting mechanism 19, so that the device is convenient to maintain and clean, the equipment operation control screen 5 is arranged on the turnover baffle 4, the equipment operation control screen 5, the air suction motor 12, the ultraviolet sterilizing lamp 13 and the system control box 16 are electrically connected, and the placing plate 7 is arranged at the bottom of the placing chamber, the air supply pipeline 8 is arranged in the placing plate 7, the front end and the rear end of the placing plate 7 are respectively provided with a front blowing air port 9 and a rear blowing air port 10, the front blowing air port 9 and the rear blowing air port 10 are symmetrically arranged relative to the placing plate 7, the experiment cabinet can provide an optimal clean and physical protection barrier for suspended biological or particle chemical agents, the risk of the suspended biological or particle chemical agents can be properly reduced in the experiment cabinet, air is blown out from the lifting door 27 through the rear blowing air port 10, an air curtain is formed at the lifting door 27 to isolate internal pollutant air, the polluted air is prevented from being discharged from the lifting door 27, meanwhile, a part of clean air is discharged through the negative pressure air discharging port 18, negative pressure is formed at the outside of the lifting door 27, part of the air enters the inside of the device through the lifting door 27, the polluted air is prevented from being discharged outside the device, the collecting and sucking cover 11 is arranged above the placing chamber, the device is characterized in that the suction cover 11 and the air suction motor 12 are connected with each other, the ultraviolet germicidal lamp 13 is installed below the suction cover 11, the rear blowing air port 10 and the placing plate 7 are of an integral structure, the placing plate 7 and the front blowing air port 9 are of a rotating structure, the power supply inserting plate 25 is arranged below the front blowing air port 9, the rear blowing air port 10 is opened through rotation, an experimental equipment power supply can be directly inserted into the device, in addition, the placing plate 7 is rotated, some instruments can be placed below the placing plate 7, the use of the device is facilitated, the suction cover 11 and the mounting frame 14 are fixed with each other, the mounting frame 14 is provided with the temperature heater 15, one side of the mounting frame 14 is provided with the system control box 16, one side of the temperature heater 15 is provided with the temperature and humidity sensor 17, the temperature and humidity sensor 17 are provided with two temperature and humidity sensors 17, the temperature and humidity sensors 17 are symmetrically arranged relative to the, be convenient for control the temperature of gas, through temperature heater 15, can carry out heat treatment to the air current to in line with the required temperature of later stage gas purification processing, provide convenience to follow-up gas purification processing, keep away from temperature heater 15 one side of temperature and humidity sensor 17 is provided with the negative pressure and unloads wind gap 18, the negative pressure unloads wind gap 18 and is provided with two, the negative pressure unloads wind gap 18 and sets up about mounting bracket 14 symmetry, the both sides of mounting bracket 14 are provided with elevating system 19, and placing chamber one side is provided with liquid-transfering gun rack 20, be provided with backward flow wind channel 22 between casing 1 and the inner shell 21, be provided with waste liquid tube hole 23 on placing plate 7, the below of collecting and suction hood 11 is provided with gas cleaner 24, the below of forward blowing wind gap 9 is provided with power supply socket 25, one side of casing 1 is provided with main power supply 26, the place ahead of casing, an LED illuminating lamp 28 is arranged on one side of the ultraviolet sterilizing lamp 13, and an electromagnetic lock 29 is arranged at the bottom of the lifting door 27.
The working principle is as follows: when the air-purifying integrated experimental cabinet is used, in the process of carrying out experiments in the device, the lifting door 27 is opened by inputting a password on the equipment operation control screen 5, the air suction motor 12 is automatically started, the air is introduced into the air supply pipeline 8, clean air enters the interior of the placing room through the front air blowing opening 9 and the rear air blowing opening 10, gas and pungent smell generated in the experiments in the placing room pass through the gas purifier 24 and enter the interior of the collection and suction cover 11, the experimental cabinet can provide an optimal clean and physical protective barrier for suspended biological or particle chemical agents, the risk of the suspended biological or particle chemical agents can be properly reduced in the operation, the air is blown out from the lifting door 27 through the rear air blowing opening 10, an air curtain is formed at the lifting door 27 to isolate the air of internal pollutants, the polluted air is prevented from being discharged from the lifting door 27, and meanwhile, a part of clean air is discharged through the negative pressure air discharge opening 18, therefore, negative pressure is formed when the lifting door 27 is in the outside, partial air enters the inside of the device through the lifting door 27, the pollution-preventing gas is discharged out of the device, the temperature of the gas can be measured when the purified gas passes through the temperature and humidity sensor 17, the gas can be selectively heated through the temperature heater 15 according to the components of the generated gas, then the gas is partially decompressed from the negative pressure air discharge port 18 under the action of the air suction motor 12, and partially flows back through the return air duct 22, so that the clean air is blown out through the front air blowing port 9 and the rear air blowing port 10 again, after the experiment is finished, the lifting door 27 is pulled downwards, the lifting door 27 is locked under the action of the electromagnetic lock 29, the air suction motor 12 continuously operates for 5 minutes, meanwhile, the ultraviolet sterilizing lamp 13 is opened, and the sterilization treatment can be performed on the inside of the device.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides an integrated laboratory cabinet of net gas formula, includes casing (1), places board (7), air supply pipeline (8), preceding blowing wind gap (9), system control case (16), temperature and humidity sensor (17), negative pressure unload wind gap (18), elevating system (19) and liquid-transfering gun rack (20), its characterized in that: the bottom of the machine shell (1) is provided with a base (6), a first drawer (2) is arranged above the base (6), a second drawer (3) is arranged above the first drawer (2), a placing chamber is arranged above the second drawer (3), a turnover baffle (4) is arranged on the front side above the placing chamber, an equipment operation control screen (5) is installed on the turnover baffle (4), a placing plate (7) is arranged at the bottom of the placing chamber, an air supply pipeline (8) is installed inside the placing plate (7), a front blowing air port (9) and a rear blowing air port (10) are respectively arranged at the front end and the rear end of the placing plate (7), a collecting and sucking cover (11) is arranged above the placing chamber, the collecting and sucking cover (11) is mutually connected with an air suction motor (12), and an ultraviolet sterilizing lamp (13) is installed below the collecting and sucking cover (11), the air conditioner is characterized in that the air collecting and sucking cover (11) and the mounting frame (14) are fixed to each other, the mounting frame (14) is provided with a temperature heater (15), one side of the mounting frame (14) is provided with a system control box (16), one side of the temperature heater (15) is provided with a temperature and humidity sensor (17), one side of the temperature and humidity sensor (17) away from the temperature heater (15) is provided with a negative pressure air discharging port (18), two sides of the mounting frame (14) are provided with lifting mechanisms (19), one side of the placing chamber is provided with a liquid transferring gun rack (20), the inner side of the machine shell (1) is provided with an inner shell (21), a return air duct (22) is arranged between the machine shell (1) and the inner shell (21), the placing plate (7) is provided with a waste liquid pipe hole (23), the air purifier (24) is arranged below the air collecting and sucking cover (11), and the, one side of the machine shell (1) is provided with a main power supply (26), the front of the machine shell (1) is provided with a lifting door (27), one side of the ultraviolet sterilizing lamp (13) is provided with an LED illuminating lamp (28), and the bottom of the lifting door (27) is provided with an electromagnetic lock (29).
2. The integrated laboratory cabinet of claim 1, wherein: the number of the first drawers (2) and the number of the second drawers (3) are three, and the first drawers (2) and the second drawers (3) are arranged up and down correspondingly.
3. The integrated laboratory cabinet of claim 1, wherein: the turnover baffle (4) forms a rotating structure with the casing (1) through the lifting mechanism (19), and the turnover baffle (4) is made of transparent glass.
4. The integrated laboratory cabinet of claim 1, wherein: the equipment operation control screen (5), the air suction motor (12), the ultraviolet germicidal lamp (13) and the system control box (16) are electrically connected.
5. The integrated laboratory cabinet of claim 1, wherein: the front air blowing opening (9) and the rear air blowing opening (10) are symmetrically arranged relative to the placing plate (7).
6. The integrated laboratory cabinet of claim 1, wherein: the rear blowing opening (10) and the placing plate (7) are integrated, and the placing plate (7) and the front blowing opening (9) are in a rotating structure.
7. The integrated laboratory cabinet of claim 1, wherein: the temperature and humidity sensor (17) are arranged in two numbers, and the temperature and humidity sensor (17) is symmetrically arranged relative to the mounting frame (14).
8. The integrated laboratory cabinet of claim 1, wherein: the number of the negative pressure air discharging openings (18) is two, and the negative pressure air discharging openings (18) are symmetrically arranged relative to the mounting frame (14).
9. A clean gas integrated laboratory cabinet according to claim 1, characterized in that: the method comprises the following steps: the experiment cabinet can provide optimal clean and physical protection barriers for suspended organisms or particle chemical agents, the risks of the suspended organisms or particle chemical agents can be properly reduced by operating in the experiment cabinet, the air is blown out from the lifting door through the rear blowing air port, an air curtain is formed at the lifting door, internal pollutant air is isolated, the polluted air is prevented from being discharged from the lifting door, meanwhile, a part of clean air is discharged from a negative pressure discharging air port, so that negative pressure is formed at the outside of the lifting door, and a part of air enters the inside of the device through the lifting door, outside the gaseous eduction gear who prevents pollution, when the gaseous process temperature and humidity sensor after the purification, can measure gaseous temperature, according to the composition that produces gas, can select to heat gas through temperature heater, later under the effect of the motor that induced drafts, the gas part unloads the wind gap from the negative pressure and carries out the pressure release, the part flows back through the backward flow wind channel, make clear air blow off through preceding wind gap and back wind gap once more, after the experiment, with the drop door pulling down, the drop door locks under the effect of electromagnetic lock, the motor that induced drafts lasts the operation minute, simultaneously the sterilamp is opened, can be to the inside disinfection of disinfecting of carrying out of device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011082121.7A CN112246290A (en) | 2020-10-12 | 2020-10-12 | Air purification type integrated experiment cabinet and working method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011082121.7A CN112246290A (en) | 2020-10-12 | 2020-10-12 | Air purification type integrated experiment cabinet and working method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112246290A true CN112246290A (en) | 2021-01-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011082121.7A Pending CN112246290A (en) | 2020-10-12 | 2020-10-12 | Air purification type integrated experiment cabinet and working method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112246290A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113941387A (en) * | 2021-11-24 | 2022-01-18 | 池州职业技术学院 | Multifunctional test tube rack for clinical laboratory and use method thereof |
| CN115338222A (en) * | 2022-06-24 | 2022-11-15 | 安徽杰克欧德实验室设备有限公司 | Exhaust gas anti-backflow type laboratory ventilation cabinet |
-
2020
- 2020-10-12 CN CN202011082121.7A patent/CN112246290A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113941387A (en) * | 2021-11-24 | 2022-01-18 | 池州职业技术学院 | Multifunctional test tube rack for clinical laboratory and use method thereof |
| CN113941387B (en) * | 2021-11-24 | 2023-02-10 | 池州职业技术学院 | Multifunctional test tube rack for clinical laboratory and use method thereof |
| CN115338222A (en) * | 2022-06-24 | 2022-11-15 | 安徽杰克欧德实验室设备有限公司 | Exhaust gas anti-backflow type laboratory ventilation cabinet |
| CN115338222B (en) * | 2022-06-24 | 2023-10-27 | 安徽杰克欧德实验室设备有限公司 | Waste gas backflow-preventing laboratory fume chamber |
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