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CN-224231740-U - Ozone in-vitro experiment exposure device

CN224231740UCN 224231740 UCN224231740 UCN 224231740UCN-224231740-U

Abstract

The utility model discloses an ozone in-vitro experiment exposure device which comprises an experiment table, an exposure cabin and a comparison cabin, wherein an extension plate is fixedly arranged at the upper top end of the experiment table, electric telescopic rods are fixedly arranged at the two sides of the extension plate in a penetrating manner, an upper cabin cover for adhering and sealing the openings at the upper ends of the exposure cabin and the comparison cabin is fixedly arranged at the bottom of the electric telescopic rods, limiting slide rods are fixedly arranged at the two sides of the upper end of the upper cabin cover, an exhaust port is fixedly arranged at the outer side of the upper cabin cover in a penetrating manner, an ozone catalytic decomposer for decomposing ozone is fixedly arranged at the rear side of the upper end of the experiment table, vertical limiting tables are fixedly arranged at the inner sides of the exposure cabin and the comparison cabin, a sample frame is connected to the front end of the vertical limiting tables in a magnetic manner, and a stainless steel grid for placing an experiment sample is fixedly arranged at the front end of the sample frame. The utility model facilitates the ozone contrast exposure experiment through the exposure cabin and the contrast cabin, and ensures comparability of experimental conditions.

Inventors

  • CHEN HAO
  • ZOU YUNFENG
  • LIANG GUIQIANG
  • LIU SHAOHUI
  • GUO JINLING
  • XU YUNAN

Assignees

  • 广西医科大学

Dates

Publication Date
20260512
Application Date
20250523

Claims (8)

  1. 1. An ozone in-vitro experiment exposure device is characterized by comprising an experiment table (1), an exposure cabin (2) and a control cabin (3); The experimental bench is characterized in that an extension plate (4) is fixedly arranged at the upper top end of the experimental bench (1), an electric telescopic rod (5) is fixedly arranged at the two sides of the extension plate (4) in a penetrating manner, an upper cabin cover (6) for fitting and sealing the openings at the upper ends of an exposure cabin (2) and a comparison cabin (3) is fixedly arranged at the bottom of the electric telescopic rod (5), a limit slide rod (7) is fixedly arranged at the two sides of the upper end of the upper cabin cover (6), an exhaust port (8) is fixedly arranged at the outer side of the upper cabin cover (6) in a penetrating manner, an ozone catalytic decomposer (9) for decomposing ozone is fixedly arranged at the rear side of the upper end of the experimental bench (1), a vertical limit table (10) is fixedly arranged at the inner sides of the exposure cabin (2) and the comparison cabin (3), a stainless steel grid (12) for placing an experimental sample is fixedly arranged at the front end of the vertical limit table (10), and an ozone concentration sensor (13) for monitoring the ozone inside the exposure cabin (2) is fixedly arranged at the side end of the exposure cabin (2); The device comprises an experiment table (1), wherein an ozone generator (14), a clean air filter (15) and a mixing chamber (16) are fixedly installed at the inner top end of the experiment table respectively, a stirring motor (17) is fixedly installed at the rear end of the mixing chamber (16), a stirring shaft (18) is fixedly installed at the front end transmission shaft part of the stirring motor (17), and a spiral mixing blade (19) is installed at the front end of the stirring shaft (18).
  2. 2. The ozone in-vitro experiment exposure device according to claim 1, wherein an exposure air inlet (201) and a comparison air inlet (301) are respectively and fixedly communicated with the outer sides of the exposure cabin (2) and the comparison cabin (3), transparent penetrating windows are respectively and fixedly installed at the front ends of the exposure cabin (2) and the comparison cabin (3), and the exposure cabin (2) and the comparison cabin (3) are respectively and fixedly installed at the upper end of the experiment table (1).
  3. 3. The ozone in-vitro experiment exposure device according to claim 2 is characterized in that the upper end of the limiting slide rod (7) penetrates through and is movably connected to two sides of the extension plate (4), and a temperature sensor and a humidity sensor for stabilizing and monitoring humidity in the exposure cabin (2) and the control cabin (3) are fixedly installed on the front side and the rear side of the upper end of the upper cabin cover (6) respectively.
  4. 4. The ozone in-vitro experiment exposure device according to claim 3 is characterized in that an induced draft fan is fixedly arranged in the exhaust port (8) in a supporting mode, an opening and closing valve is fixed at an opening of the outer side of the exhaust port (8), and the ozone catalytic decomposer (9) is communicated with the exhaust port (8) through a connecting pipeline.
  5. 5. The ozone in-vitro experiment exposure apparatus according to claim 4, wherein gas flow meters are fixedly arranged at the gas outlets of the ozone generator (14) and the clean air filter (15), and the gas outlet of the ozone generator (14) is communicated with the mixing chamber (16) through a pipeline.
  6. 6. An ozone in vitro test exposure device according to claim 5, characterized in that the air outlet of the clean air filter (15) is respectively connected with the mixing chamber (16) and the control air inlet (301) through pipelines.
  7. 7. The ozone in vitro experiment exposure device according to claim 6, wherein a mixing air outlet (1601) is fixedly communicated with the front end of the mixing chamber (16), and the mixing air outlet (1601) is communicated with an exposure air inlet (201) through a pipeline.
  8. 8. The ozone in vitro test exposure device according to claim 7, wherein the stirring shaft (18) is rotatably connected to the rear end of the mixing chamber (16) through a rotating shaft.

Description

Ozone in-vitro experiment exposure device Technical Field The utility model relates to the field of environmental science and biomedical experimental equipment, in particular to an ozone in-vitro experimental exposure device. Background Ozone (O 3) is widely used as a strong oxidizing gas in the following fields: Environmental science, simulating the toxic effect of atmospheric pollution on organisms (such as plants, animals and humans), and researching the correlation between the ozone concentration increase and respiratory diseases and crop yield reduction. The material science is that the aging behavior of high polymer materials such as rubber, plastic, paint and the like in an ozone environment is evaluated, and the research and development of weather-resistant materials are guided. Biomedical science, the research of oxidative stress injury mechanism of ozone on cells (such as lung epithelial cells and keratinocytes) provides basis for ozone therapy safety evaluation. The method is applied to the industry, and is used for testing the ozone removal efficiency of equipment such as an air purifier, an automobile air conditioner filter element and the like and verifying the performance of products. However, in actual use, the conventional ozone in-vitro experiment exposure device is generally composed of a single cabin body, the single cabin body can only adopt a single cabin sub-exposure mode (a first exposure group and a second comparison group), interference of environmental variables is easily caused, such as fluctuation of parameters of temperature and humidity, gas flow rate and the like between two experiments (such as temperature and humidity change of 10% RH in a laboratory caused by day and night temperature difference), systematic errors are easily caused, and meanwhile, the time consumption of the sub-experiment needs to be increased by more than 50% due to repeated parameter setting, so that the experiment efficiency is affected. Disclosure of utility model The utility model aims to provide an ozone in-vitro experiment exposure device, which aims to solve the problems that the traditional ozone in-vitro experiment exposure device provided in the background technology is generally composed of a single cabin body, the single cabin body can only adopt a single cabin multiple exposure mode, the single cabin multiple exposure mode (exposure group before comparison group) is easy to cause the interference of environmental variables, such as the fluctuation of parameters of temperature and humidity, gas flow rate and the like between two experiments (such as the fluctuation of laboratory humidity +/-10% RH caused by day and night temperature difference), systematic errors are easy to cause, and meanwhile, the time consumption of repeated setting of the parameters for the multiple experiments is increased by more than 50%, so that the experiment efficiency is influenced. In order to achieve the aim, the utility model provides the following technical scheme that the device comprises an experiment table, an exposure cabin and a control cabin; The experimental bench is characterized in that an extension plate is fixedly arranged at the upper top end of the experimental bench, electric telescopic rods penetrate through the two sides of the extension plate, an upper cabin cover for fitting and sealing the openings at the upper ends of an exposure cabin and a comparison cabin is fixedly arranged at the bottom of the electric telescopic rods, limiting slide rods are fixedly arranged at the two sides of the upper end of the upper cabin cover, an exhaust port penetrates through the outer side of the upper cabin cover, an ozone catalytic decomposer for decomposing ozone is fixedly arranged at the rear side of the upper end of the experimental bench, vertical limiting tables are fixedly arranged at the inner sides of the exposure cabin and the comparison cabin, a sample frame is connected with the front end of the vertical limiting tables in a magnetic attraction mode, a stainless steel grid for placing experimental samples is fixedly arranged at the front end of the sample frame, and an ozone concentration monitoring sensor for monitoring ozone in the exposure cabin is fixedly arranged at the side end of the exposure cabin in a penetrating mode; The device comprises an ozone generator, a clean air filter and a mixing chamber which are respectively fixedly arranged at the inner top end of a laboratory table, a stirring motor is fixedly arranged at the rear end of the mixing chamber, a stirring shaft is fixedly arranged at the transmission shaft part at the front end of the stirring motor, and a spiral mixing blade is arranged at the front end of the stirring shaft. Preferably, the outside of the exposing cabin and the outside of the comparison cabin are fixedly communicated with an exposing air inlet and a comparison air inlet respectively, the front ends of the exposing cabin and the comparison cabin are fixedl