Poison cabinet with top filtering mechanism

Abstract

The utility model discloses a toxic and harmful substance cabinet with a top filtering mechanism, which comprises a cabinet body and a cabinet top, the cabinet top is arranged at the top of the cabinet body, the top of the cabinet top is provided with a plurality of air outlet holes, the top of the cabinet body is provided with a plurality of exhaust holes, the top of the cabinet body is fixedly connected with a top plate, and the top of the top plate is provided with a plurality of air inlet holes. Two primary filtering plates are fixedly connected to the top of the top plate and located above the air inlet holes, a mounting cover is fixedly connected to the tops of the primary filtering plates, two first activated carbon boxes are slidably connected to the bottom of the mounting cover in an inserted mode, two sliding baffles are slidably connected to the bottom of the mounting cover in an inserted mode, and the sliding baffles block one sides of the first activated carbon boxes. According to the device, gas is primarily filtered through the primary filter plate, harmful gas in the gas is primarily adsorbed through the first activated carbon box, and then the harmful gas in the gas is adsorbed again through the second activated carbon box, so that the toxic gas is conveniently filtered.

Description

Technical Field

[0001] The utility model relates to the technical field of filtering mechanisms, in particular to a poison cabinet with a top filtering mechanism. Background Art

[0002] Toxic substances include some volatile poisons, and the concentration of volatile poisons in the air is directly related to the volatility of the substance. After these volatile substances enter the human body, they can react biochemically or biophysically with body fluids and organ tissues, disrupting or destroying the body's normal physiological functions and causing lesions.

[0003] Therefore, the harmful gases volatilized by the reagents stored in the toxic cabinet will enter the indoor air, and the existing toxic cabinet has poor filtering effect on volatile gases, which has certain harmfulness, and it is inconvenient to replace the filtering equipment, which affects the practicality of the toxic cabinet. Utility Model Content

[0004] The purpose of the utility model is to solve the problem in the prior art that harmful gases volatilized by reagents stored in the poison cabinet will enter the indoor air, and the existing poison cabinet has poor filtering effect on volatile gases, has certain harmfulness, and is inconvenient to replace the filtering equipment, which affects the practicality of the poison cabinet. A poison cabinet with a top filtering mechanism is proposed.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A poison cabinet with a top filtering mechanism comprises a cabinet body and a cabinet top, the cabinet top is arranged on the top of the cabinet body, the top of the cabinet top is provided with a plurality of air outlet holes, the top of the cabinet body is provided with a plurality of exhaust holes, the top of the cabinet body is fixedly connected with a top plate, the top of the top plate is provided with a plurality of air inlet holes, the top of the top plate is fixedly connected with two preliminary filter plates and is located above the air inlet holes, the top of the preliminary filter plates is fixedly connected with a mounting cover, the bottom of the mounting cover is slidably plugged with two first activated carbon boxes, the bottom of the mounting cover is slidably plugged with two sliding baffles, the sliding baffle blocks one side of the first activated carbon box, the bottom of the mounting cover is fixedly connected with a plurality of fixing frames, one side of the fixing frame is slidably plugged with a push rod, one end of the push rod is in contact with the first activated carbon box, the outer wall of the push rod is sleeved with a spring, the inside of the mounting cover is fixedly connected with a centrifugal fan, the top of the mounting cover is clamped with two second activated carbon boxes, the top of the mounting cover is provided with a clamping plate, the top of the outer walls on both sides of the mounting cover are fixedly connected with two buckles, and the clamping plate is clamped with the buckle.

[0007] Furthermore, one end of the spring is fixedly connected to the fixing frame, and the other end of the spring is fixedly connected to the push rod.

[0008] Furthermore, a display screen is fixedly connected to an outer wall on one side of the cabinet top.

[0009] Furthermore, a buzzer is provided on an outer wall on one side of the cabinet top.

[0010] Furthermore, an explosion-proof power switch is fixedly connected to an outer wall on one side of the cabinet top.

[0011] Furthermore, a plurality of cabinet doors are provided on one side of the cabinet.

[0012] The beneficial effects of the utility model are:

[0013] 1. The gas is initially filtered through the primary filter plate, and then the harmful gas in the gas is initially adsorbed through the first activated carbon box. Then, the harmful gas in the gas is adsorbed again through the second activated carbon box, so as to facilitate the filtration of toxic gases.

[0014] 2. Push the sliding baffle upward to separate it from the first activated carbon box, and then move the push rod under the action of the spring to push out the second activated carbon box. Remove the card plate and replace the second activated carbon box, which is convenient and quick. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a three-dimensional structural schematic diagram of a poison cabinet with a top filtering mechanism proposed by the utility model;

[0016] Figure 2 This is a schematic diagram of a partial explosion structure of a poison cabinet with a top filtering mechanism proposed by the utility model;

[0017] Figure 3 This is a three-dimensional structural diagram of a filter mechanism of a poison cabinet with a top filter mechanism proposed by the utility model;

[0018] Figure 4 The utility model is a schematic diagram of the explosion structure of a filter mechanism of a poison cabinet with a top filter mechanism.

[0019] In the figure: 1. cabinet body; 2. cabinet top; 3. exhaust hole; 4. top plate; 5. air inlet; 6. primary filter plate; 7. first activated carbon box; 8. mounting cover; 9. centrifugal fan; 10. second activated carbon box; 11. card plate; 12. sliding baffle; 13. buckle; 14. fixing frame; 15. push rod; 16. spring; 17. air outlet; 18. display screen; 19. buzzer; 20. explosion-proof power switch; 21. cabinet door. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0021] Reference Figure 1-Figure 4 A poison cabinet with a top filtering mechanism comprises a cabinet body 1 and a cabinet top 2, wherein the cabinet top 2 is arranged at the top of the cabinet body 1, and a plurality of air outlet holes 17 are arranged on the top of the cabinet top 2, and a plurality of exhaust holes 3 are arranged on the top of the cabinet body 1, and a top plate 4 is fixed to the top of the cabinet body 1 by bolts, and a plurality of air inlet holes 5 are arranged on the top of the top plate 4, and two preliminary filter plates 6 are fixed to the top of the top plate 4 by bolts and are located above the air inlet holes 5, and the gas is initially filtered through the preliminary filter plates 6, and a mounting cover 8 is fixed to the top of the preliminary filter plates 6 by bolts, and two first activated carbon boxes 7 are slidably inserted at the bottom of the mounting cover 8, and the harmful gas in the gas is initially adsorbed by the first activated carbon box 7, and two sliding baffles 12 are slidably inserted at the bottom of the mounting cover 8, and the sliding baffles 12 block one side of the first activated carbon box 7, and a plurality of fixing frames 14 are fixed to the bottom of the mounting cover 8 by bolts, and the fixing A push rod 15 is slidably inserted on one side of the frame 14, and one end of the push rod 15 contacts the first activated carbon box 7, pushing the sliding baffle 12 upward to separate it from the first activated carbon box 7, and then the push rod 15 is moved under the action of the spring 16, so as to push out the second activated carbon box 10, and then the new first activated carbon box 7 is inserted at the bottom of the mounting cover 8, so as to facilitate the replacement of the first activated carbon box 7, the outer wall of the push rod 15 is sleeved with a spring 16, and a centrifugal fan 9 is fixed in the mounting cover 8 by bolts, and two second activated carbon boxes 10 are clamped on the top of the mounting cover 8, and the harmful gas in the gas is adsorbed again by the second activated carbon boxes 10, and a card plate 11 is provided on the top of the mounting cover 8. The second activated carbon box 10 can be replaced by removing the card plate 11, and the top of the outer wall on both sides of the mounting cover 8 is fixed with two buckles 13 by bolts, and the card plate 11 is clamped with the buckle 13.

[0022] One end of the spring 16 is fixedly connected to the fixing frame 14, and the other end of the spring 16 is fixedly connected to the push rod 15. A display screen 18 is fixedly provided on one side outer wall of the cabinet top 2 by bolts, so as to facilitate observation of the data of the cabinet body 1. A buzzer 19 is provided on one side outer wall of the cabinet top 2, and an explosion-proof power switch 20 is fixedly provided on one side outer wall of the cabinet top 2 by bolts. A plurality of cabinet doors 21 are provided on one side of the cabinet body 1.

[0023] The working principle of this embodiment is as follows: when in use, the gas in the cabinet 1 is discharged from the exhaust hole 3 under the action of the centrifugal fan 9, and then passes through the primary filter plate 6 to perform preliminary filtration on the gas, then flows upward through the air inlet 5, and then the gas passes through the first activated carbon box 7, thereby performing preliminary adsorption on harmful gases in the gas, and the gas continues to flow upward, and passes through the second activated carbon box 10 to adsorb harmful gases in the gas again, thereby filtering the harmful gases, and finally, the gas is discharged from the air outlet 17;

[0024] When the first activated carbon box 7 needs to be replaced, the sliding baffle 12 is pushed upward to separate it from the first activated carbon box 7, and then the push rod 15 is moved under the action of the spring 16 to push out the second activated carbon box 10, and then the new first activated carbon box 7 is inserted at the bottom of the mounting cover 8, and then the sliding baffle 12 is pushed downward to block one side of the first activated carbon box 7, so as to fix the first activated carbon box 7. When the second activated carbon box 10 needs to be replaced, the card plate 11 is removed to replace the second activated carbon box 10, and then the new second activated carbon box 10 is clamped on the top of the mounting cover 8, and then the card plate 11 is clamped in the buckle 13, so that the card plate 11 is pressed on the second activated carbon box 10, and then the second activated carbon box 10 is fixed.

[0025] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A hazardous product cabinet with a top filtering mechanism, comprising a cabinet body (1) and a cabinet top (2), wherein the cabinet top (2) is arranged on the top of the cabinet body (1), and is characterized in that: The top of the cabinet top (2) is provided with a plurality of air outlet holes (17), the top of the cabinet body (1) is provided with a plurality of exhaust holes (3), the top of the cabinet body (1) is fixedly connected with a top plate (4), the top of the top plate (4) is provided with a plurality of air inlet holes (5), the top of the top plate (4) is fixedly connected with two primary filter plates (6) and is located above the air inlet holes (5), the top of the primary filter plate (6) is fixedly connected with a mounting cover (8), the bottom of the mounting cover (8) is slidably plugged with two first activated carbon boxes (7), the bottom of the mounting cover (8) is slidably plugged with two sliding baffles (12), the sliding baffles (12) block the first activated carbon box ( 7), the bottom of the mounting cover (8) is fixedly connected to a plurality of fixing frames (14), one side of the fixing frame (14) is slidably connected to a push rod (15), one end of the push rod (15) is in contact with the first activated carbon box (7), the outer wall of the push rod (15) is sleeved with a spring (16), a centrifugal fan (9) is fixedly connected inside the mounting cover (8), two second activated carbon boxes (10) are clamped on the top of the mounting cover (8), a clamping plate (11) is provided on the top of the mounting cover (8), and two buckles (13) are fixedly connected to the tops of the outer walls on both sides of the mounting cover (8), and the clamping plate (11) is clamped with the buckles (13).

2. A hazardous product cabinet with a top filtering mechanism according to claim 1, characterized in that: One end of the spring (16) is fixedly connected to the fixing frame (14), and the other end of the spring (16) is fixedly connected to the push rod (15).

3. The hazardous product cabinet with a top filtering mechanism according to claim 1, characterized in that: A display screen (18) is fixedly connected to an outer wall on one side of the cabinet top (2).

4. The hazardous product cabinet with a top filtering mechanism according to claim 1, characterized in that: A buzzer (19) is provided on one outer wall of the cabinet top (2).

5. The hazardous product cabinet with a top filtering mechanism according to claim 1, characterized in that: An explosion-proof power switch (20) is fixedly connected to an outer wall on one side of the cabinet top (2).

6. The hazardous product cabinet with a top filtering mechanism according to claim 1, characterized in that: A plurality of cabinet doors (21) are provided on one side of the cabinet body (1).

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