Laboratory harmful gas absorption equipment with multiple suction structures

Abstract

The utility model relates to the field of laboratory harmful gas absorption, in particular to laboratory harmful gas absorption equipment with a multi-suction structure. The technical problems that in the process of absorbing harmful gas in a laboratory, due to the fact that most structures are fixed, the harmful gas is purified in a single purification mode, the absorption structure is fixed and single, the toxic gas in the laboratory is absorbed slowly, and the purification and absorption efficiency of absorption equipment is greatly reduced are solved. According to the technical scheme, the laboratory harmful gas absorption equipment with the multi-suction structure comprises a box body, the device further comprises a suction assembly, a filtering assembly, a box door and a display screen. The negative pressure fan is started, harmful gas in a laboratory is absorbed into the purification box under the negative pressure of the negative pressure fan, impurities in the harmful gas are preliminarily filtered and removed through the activated carbon, the composite filter screen and the PP cotton in the purification box, and the purification degree of the harmful gas is improved.

Description

Technical Field

[0001] The utility model relates to the field of laboratory harmful gas absorption, in particular to laboratory harmful gas absorption equipment with a multi-inhalation structure. Background Art

[0002] At present, laboratories that conduct various chemical, biological and other experiments have become a high-risk pollution source that produces high-concentration pollutants. The air in the laboratory contains a large amount of pollutants, which will not only endanger the health of the staff and damage various experimental instruments; but also directly diffuse into the atmosphere, causing environmental pollution and endangering the health of the surrounding people. However, during the use of existing harmful gas absorption equipment, most of the structures are relatively fixed, and the harmful gases are purified by a single purification method. The suction structure is relatively fixed and single, and the absorption of toxic gases in the laboratory is slow, which greatly reduces the purification and absorption efficiency of the absorption equipment. Utility Model Content

[0003] In order to overcome the problem that in the process of absorbing harmful gases in the laboratory, because most of the structures are relatively fixed, the harmful gases are purified through a single purification method, and the suction structure is relatively fixed and single, the absorption of toxic gases in the laboratory is slow, which greatly reduces the purification and absorption efficiency of the absorption equipment.

[0004] The technical solution of the utility model is: a laboratory harmful gas absorption equipment with a multi-inhalation structure, including a box body; also including a suction component, a filter component, a box door, and a display screen. The interior of the box body is provided with a suction component for absorbing harmful gases, and the bottom end and the inner wall of the box body are provided with a filter component for filtering and purifying harmful gases. The front end of the box body is hingedly connected to the box door, and the surface of the box door is provided with a display screen.

[0005] Preferably, by setting up multiple groups of suction components, the suction of harmful gases is improved, thereby speeding up the purification and treatment of harmful gases, improving the working efficiency of the absorption equipment, and reducing the absorption time of harmful gases. At the same time, the harmful gases are treated with the cooperation of the suction components and the filtering components to prevent the leakage of harmful gases and the diffusion into the atmosphere to cause environmental pollution and endanger the health of the surrounding people.

[0006] Preferably, the suction assembly includes a purification box, a control seat, an air intake pipe, a control valve, activated carbon, a composite filter, PP cotton, and a negative pressure fan, and a purification box is arranged at the upper end of the interior of the box.

[0007] Preferably, three groups of control seats are provided on the front and rear sides of the top of the box body, an intake pipe is provided in the middle position of the top of the control seat, and the air outlet end of the intake pipe is provided inside the box body, and a control valve is rotatably connected to the side wall of the control seat on the back side. When the absorption equipment is used, the control valve controls the opening and closing of the intake pipe, thereby controlling the number of intake pipes deployed according to the concentration of harmful gases.

[0008] Preferably, activated carbon is provided inside the purification box, a composite filter is provided below the activated carbon, PP cotton is provided below the composite filter, and negative pressure fans are provided on both sides of the bottom of the purification box. When the absorption equipment is in use, the harmful gas in the laboratory is absorbed into the purification box under the negative pressure of the negative pressure fan.

[0009] Preferably, the filtration assembly includes a base, a water tank, a liquid outlet pipe, a protective shell, a telescopic cylinder, a scraper, a liquid distribution plate, a nozzle, a drain pipe, and a universal wheel. A base is provided at the bottom end of the box body, and a water tank with a water pump is provided inside the base. When the absorption equipment is used, the water tank provides reactive chemical agents.

[0010] Preferably, the output end of the water pump in the water tank is connected to a liquid outlet pipe, and the liquid outlet pipes are arranged relatively to each other, a protective shell is arranged on the outside of the liquid outlet pipe, and the protective shell is arranged on the left side wall of the box body, and a telescopic cylinder is arranged in the middle position inside the protective shell. When the absorption equipment is in use, the telescopic cylinder pushes the scraper to scrape the liquid medicine at the bottom of the box body and discharge it from the drain pipe. The operator collects it to avoid re-contamination.

[0011] Preferably, the telescopic end of the telescopic cylinder is connected to a scraper, the liquid outlet end of the protective shell is connected to a liquid distribution plate, a plurality of nozzles are rectangularly distributed on the right side wall of the liquid distribution plate, a drain pipe is arranged on the right side of the bottom end of the box body, and the liquid outlet end of the drain pipe is arranged on the outside of the base, and universal wheels are arranged at the four corners of the bottom end of the base.

[0012] 1. By setting up multiple groups of suction components, the suction of harmful gases is improved, thereby speeding up the purification and treatment of harmful gases, improving the working efficiency of the absorption equipment, and reducing the absorption time of harmful gases. At the same time, the harmful gases are treated with the cooperation of the suction components and the filter components to prevent the leakage of harmful gases and the diffusion into the atmosphere to cause environmental pollution and endanger the health of the surrounding people;

[0013] 2. By starting the negative pressure fan, the harmful gases in the laboratory are absorbed into the purification box under the negative pressure of the negative pressure fan. The activated carbon, composite filter and PP cotton in the purification box preliminarily filter and remove the impurities in the harmful gases, thereby improving the purification degree of the harmful gases;

[0014] 3. Through the operation of the water pump in the water tank, the chemical liquid and the harmful gas after the initial treatment are mixed to further remove the harmful substances in the harmful gas. After the removal is completed, the telescopic cylinder is started to push the scraper to scrape the liquid at the bottom of the box and discharge it from the drain pipe. The operator collects it to avoid re-contamination. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 What is shown is a first three-dimensional structural schematic diagram of a laboratory harmful gas absorption device with a multi-inhalation structure according to the utility model;

[0016] Figure 2 The second three-dimensional structure schematic diagram of the laboratory harmful gas absorption device with a multi-inhalation structure of the utility model is shown;

[0017] Figure 3 The third three-dimensional structural schematic diagram of the laboratory harmful gas absorption device with a multi-inhalation structure of the utility model is shown;

[0018] Figure 4 The first three-dimensional structural schematic diagram of the cross section of the laboratory harmful gas absorption device with a multi-inhalation structure of the utility model is shown;

[0019] Figure 5 What is shown is a second stereoscopic structural schematic diagram of the cross-section of the laboratory harmful gas absorption equipment with a multi-inhalation structure according to the utility model.

[0020] Explanation of the reference numerals: 1. housing; 2. door; 3. display screen; 100. suction assembly; 200. filter assembly; 101. purification box; 102. control seat; 103. suction pipe; 104. control valve; 105. activated carbon; 106. composite filter; 107. PP cotton; 108. negative pressure fan; 201. base; 202. water tank; 203. liquid outlet pipe; 204. protective shell; 205. telescopic cylinder; 206. scraper; 207. liquid distribution plate; 208. nozzle; 209. drain pipe; 210. universal wheel. DETAILED DESCRIPTION

[0021] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0022] See also Figure 1-2The utility model provides an embodiment: a laboratory harmful gas absorption device with a multi-inhalation structure, including a box body 1; also including an inhalation component 100, a filter component 200, a box door 2, and a display screen 3. The inside of the box body 1 is provided with an inhalation component 100 for absorbing harmful gases, and the bottom end and the inner wall of the box body 1 are provided with a filter component 200 for filtering and purifying harmful gases. The front end of the box body 1 is hingedly connected with the box door 2, and the surface of the box door 2 is provided with a display screen 3; the inhalation component 100 includes a purification box 101, a control seat 102, an air intake pipe 103, a control valve 104, activated carbon 105, a composite filter screen 106, PP cotton 107, and a negative pressure fan 108. The upper end of the box body 1 is provided with a purification box 101; three groups of control seats 1 are provided on the front and rear sides of the top of the box body 1. 02, an air intake pipe 103 is arranged in the middle position of the top of the control seat 102, and the air outlet end of the air intake pipe 103 is arranged inside the box body 1, and a control valve 104 is rotatably connected on the side wall of the control seat 102 facing away from the side; activated carbon 105 is arranged inside the purification box 101, and a composite filter screen 106 is arranged below the activated carbon 105, and PP cotton 107 is arranged below the composite filter screen 106, and negative pressure fans 108 are arranged on the left and right sides of the bottom of the purification box 101. By starting the negative pressure fan 108, the harmful gas in the laboratory is absorbed into the purification box 101 under the negative pressure of the negative pressure fan 108, and the activated carbon 105, the composite filter screen 106 and the PP cotton 107 in the purification box 101 preliminarily filter and remove impurities in the harmful gas, thereby improving the purification degree of the harmful gas.

[0023] See also Figure 3-4In this embodiment, the filter assembly 200 includes a base 201, a water tank 202, a liquid outlet pipe 203, a protective shell 204, a telescopic cylinder 205, a scraper 206, a liquid distribution plate 207, a nozzle 208, a drain pipe 209, and a universal wheel 210. The bottom end of the box body 1 is provided with a base 201, and a water tank 202 with a water pump is provided inside the base 201; the output end of the water pump in the water tank 202 is connected to the liquid outlet pipe 203, and the liquid outlet pipes 203 are arranged oppositely, and a protective shell 204 is provided on the outside of the liquid outlet pipe 203, and the protective shell 204 is arranged on the left side wall of the box body 1, and a telescopic cylinder 205 is provided in the middle position inside the protective shell 204; the telescopic cylinder 205 A scraper 206 is connected to the end, and a liquid outlet end of the protective shell 204 is connected to a liquid distribution plate 207. A plurality of nozzles 208 are distributed in a rectangular shape on the right side wall of the liquid distribution plate 207. A drain pipe 209 is arranged on the right side of the bottom end of the box body 1, and the liquid outlet end of the drain pipe 209 is arranged on the outside of the base 201. Universal wheels 210 are arranged at the four corners of the bottom end of the base 201. The water pump in the water tank 202 is operated to mix the chemical liquid and the harmful gas after the initial treatment to further remove the harmful substances in the harmful gas. After the removal is completed, the telescopic cylinder 205 is started to push the scraper 206 to scrape the liquid at the bottom end of the box body 1 and discharge it from the drain pipe 209. The operator collects it to avoid re-contamination.

[0024] When working, the absorption device is moved to the placement position. When the absorption device is used, the negative pressure fan 108 is started. Under the negative pressure of the negative pressure fan 108, the harmful gas in the laboratory is absorbed into the purification box 101. The activated carbon 105, the composite filter screen 106 and the PP cotton 107 in the purification box 101 preliminarily filter and remove the impurities in the harmful gas to improve the purification degree of the harmful gas. After the filtration is completed, the water pump in the water tank 202 is operated to mix the chemical liquid and the harmful gas after the initial treatment to further remove the harmful substances in the harmful gas. After the removal is completed, the telescopic cylinder 205 is started to push the scraper 206 to scrape the liquid at the bottom of the box 1 and discharge it from the drain pipe 209. The operator collects it to avoid re-contamination.

[0025] Through the above steps, the setting of multiple groups of suction components 100 improves the suction of harmful gases, thereby accelerating the purification and treatment of harmful gases, improving the working efficiency of the absorption equipment, and reducing the absorption time of harmful gases. At the same time, with the cooperation of the suction component 100 and the filter component 200, harmful gases are treated to prevent the leakage of harmful gases and the diffusion into the atmosphere to cause environmental pollution and endanger the health of the surrounding people.

[0026] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of those skilled in the art without departing from the purpose of the present invention.

Claims

1. A laboratory harmful gas absorption device with a multi-inhalation structure, comprising a housing (1); characterized in that: The invention also comprises an inhalation component (100), a filter component (200), a box door (2), and a display screen (3); the inhalation component (100) for absorbing harmful gases is arranged inside the box body (1); the filter component (200) for filtering and purifying harmful gases is arranged on the bottom end and the inner wall of the box body (1); the front end of the box body (1) is hingedly connected to the box door (2); and the surface of the box door (2) is provided with a display screen (3).

2. The laboratory harmful gas absorption equipment with a multi-inhalation structure according to claim 1 is characterized in that: The suction assembly (100) comprises a purification box (101), a control seat (102), an air intake pipe (103), a control valve (104), activated carbon (105), a composite filter (106), PP cotton (107), and a negative pressure fan (108). The purification box (101) is arranged at the upper end of the box body (1).

3. The laboratory harmful gas absorption equipment with a multi-inhalation structure according to claim 2 is characterized in that: Three groups of control seats (102) are arranged on both the front and rear sides of the top of the box body (1), an air intake pipe (103) is arranged in the middle position of the top of the control seat (102), and the air outlet end of the air intake pipe (103) is arranged inside the box body (1), and a control valve (104) is rotatably connected to the side wall of the control seat (102) on the back side.

4. The laboratory harmful gas absorption equipment with a multi-inhalation structure according to claim 3 is characterized in that: Activated carbon (105) is arranged inside the purification box (101), a composite filter (106) is arranged below the activated carbon (105), PP cotton (107) is arranged below the composite filter (106), and negative pressure fans (108) are arranged on both left and right sides of the bottom of the purification box (101).

5. The laboratory harmful gas absorption equipment with a multi-inhalation structure according to claim 1 is characterized in that: The filter assembly (200) comprises a base (201), a water tank (202), a liquid outlet pipe (203), a protective shell (204), a telescopic cylinder (205), a scraper (206), a liquid distribution plate (207), a nozzle (208), a drain pipe (209), and a universal wheel (210). The base (201) is arranged at the bottom end of the box body (1), and a water tank (202) with a water pump is arranged inside the base (201).

6. The laboratory harmful gas absorption equipment with a multi-inhalation structure according to claim 5 is characterized in that: The output end of the water pump in the water tank (202) is connected to a liquid outlet pipe (203), and the liquid outlet pipes (203) are arranged opposite to each other. A protective shell (204) is arranged outside the liquid outlet pipe (203), and the protective shell (204) is arranged on the left side wall of the box body (1). A telescopic cylinder (205) is arranged in the middle position inside the protective shell (204).

7. The laboratory harmful gas absorption equipment with a multi-inhalation structure according to claim 6 is characterized in that: The telescopic end of the telescopic cylinder (205) is connected to a scraper (206), the liquid outlet end of the protective shell (204) is connected to a liquid distribution plate (207), a plurality of nozzles (208) are rectangularly distributed on the right side wall of the liquid distribution plate (207), a drainage pipe (209) is arranged on the right side of the bottom end of the box body (1), and the liquid outlet end of the drainage pipe (209) is arranged on the outside of the base (201), and universal wheels (210) are arranged at the four corners of the bottom end of the base (201).

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