CN216367375U - Waste gas treatment device for laboratory - Google Patents

Abstract

The utility model discloses a waste gas treatment device for a laboratory, which comprises a tower body, wherein a liquid storage tank is arranged at the bottom of the tower body, a pump body capable of extracting solution in the liquid storage tank is arranged at the upper end of the liquid storage tank, a partition plate is arranged in the inner cavity of the liquid storage tank, an aeration component is arranged at the upper end of the partition plate, a driving piece capable of driving the aeration component to rotate is arranged at the lower end of the partition plate, and a pressure pump is arranged outside the liquid storage tank, and the output end of the pressure pump with a one-way valve penetrates through the liquid storage tank and is connected with the input end of the aeration component penetrating through the partition plate through a rotary joint. According to the laboratory waste gas treatment device, the driving piece is additionally arranged in the original spray tower to drive the aeration component, the aeration component is driven to rotate by the driving piece, so that gas exhausted by the obliquely arranged aeration head can be uniformly distributed in the whole alkaline solution, the neutralization efficiency of acid gas is improved conveniently, and the stirring rod is arranged to further improve the neutralization efficiency.

Description

Waste gas treatment device for laboratory

Technical Field

The utility model relates to the field of waste gas treatment equipment, in particular to a waste gas treatment device for a laboratory.

Background

The current acidic gas through the spray column in to the laboratory carries out purification treatment, the spray column generally comprises the tower body, the liquid reserve tank, the packing layer, atomizer and defogging board, it is direct through letting in acidic gas in alkaline solution, spill over and discharge after the alkaline fog that is formed through packing layer and atomizer by the gas of neutralization treatment, in this process, because acidic gas evenly distributed in alkaline solution fails, lead to a large amount of acidic gas not neutralized, influence neutralization efficiency, so, we propose a laboratory waste gas treatment and solve this problem.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a waste gas treatment device for a laboratory, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a waste gas treatment device is used in laboratory, includes the tower body, the tower body bottom is provided with the liquid reserve tank very just the upper end of liquid reserve tank is provided with the pump body of the interior solution of telescopic liquid reserve tank, the output of the pump body passes through the pipeline and is connected with the atomizing pipe in the tower body, the inner chamber of tower body is provided with two sets of packing layers, the upper end of tower body is the gas outlet, be close to gas outlet department in the tower body and be provided with the defogging board, the baffle is installed just to the inner chamber of liquid reserve tank the upper end installation and the aeration subassembly of baffle, the baffle top forms the liquid reserve chamber with the liquid reserve tank, the lower extreme installation of baffle can drive the rotatory driving piece of aeration subassembly, the outside of liquid reserve tank sets up just with the force (forcing) pump the output that the force (forcing) pump has the check valve runs through the liquid reserve tank and passes through rotary joint with the input of the aeration subassembly that runs through the baffle.

Preferably, the aeration subassembly includes T type pipe, the upper end of T type pipe is located the stock solution intracavity, the upper end of T type pipe and the dish annular aeration pipe fixed connection and the inner chamber that a plurality of groups diameter grow gradually from inside to outside communicate with each other, a plurality of groups all lean out on the annular aeration pipe and be provided with the aeration head that the leanin set up between a plurality of groups aeration head and the adjacent two sets of aeration head that lean out set up, the lower extreme of T type pipe runs through the baffle.

Preferably, the inclination angle of the aeration head is set between 25-45 degrees.

Preferably, a plurality of groups of stirring rods with different numbers are circumferentially arranged on the annular aeration pipes, and each stirring rod consists of a vertical rod and a plurality of groups of transverse rods arranged on the outer wall of the vertical rod.

Preferably, the driving part comprises a driving motor, a driving gear is fixed on an output shaft of the driving motor and is in meshed connection with a driven gear, and the driven gear is fixedly sleeved on a part, located at the lower end of the partition plate, of the T-shaped pipe.

Preferably, a filter screen is arranged in the input pipe of the pressurizing pump.

Compared with the prior art, the utility model has the following beneficial effects:

1. the driving piece is additionally arranged in the original spray tower to drive the aeration component, the aeration component is driven to rotate through the driving piece, so that gas discharged by the inclined aeration head can be uniformly distributed in the whole alkaline solution, and the neutralization efficiency of the acid gas is improved.

2. Be provided with the puddler, stir solution through the puddler and accelerate neutralization efficiency, and can smash rising and because the pressure reduces the bubble that becomes big gradually when stirring for inside gas can further contact with alkaline solution, further improves neutralization efficiency.

Drawings

FIG. 1 is an overall configuration view of an exhaust gas treatment apparatus for a laboratory according to the present invention;

FIG. 2 is a front sectional view of an apparatus for treating waste gas from a laboratory according to the present invention;

FIG. 3 is a structural view of an aeration assembly of the waste gas treatment device for the laboratory.

In the figure: 1. a tower body; 2. a liquid storage tank; 3. a pressure pump; 4. a pump body; 5. a pipeline; 6. an air outlet; 7. an atomizing tube; 8. an aeration assembly; 81. a T-shaped pipe; 82. an annular aeration pipe; 83. an aeration head; 9. a drive member; 91. a driven gear; 92. a drive gear; 93. a drive motor; 10. a rotary joint; 11. a liquid storage cavity; 12. a partition plate; 13. a filler layer; 14. a stirring rod; 15. a defogging plate.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in figures 1-3, a waste gas treatment device for a laboratory comprises a tower body 1, a liquid storage tank 2 is arranged at the bottom of the tower body 1, a pump body 4 capable of extracting a solution in the liquid storage tank 2 is arranged at the upper end of the liquid storage tank 2, the output end of the pump body 4 is connected with an atomizing pipe 7 in the tower body 1 through a pipeline 5, two groups of packing layers 13 are arranged in an inner cavity of the tower body 1, an air outlet 6 is arranged at the upper end of the tower body 1, a demisting plate 14 is arranged in the tower body 1 close to the air outlet 6, a partition plate 12 is arranged in the inner cavity of the liquid storage tank 2, an aeration component 8 is arranged at the upper end of the partition plate 12, a liquid storage cavity 11 is formed above the partition plate 12 and the liquid storage tank 2, a driving component 9 capable of driving the aeration component 8 to rotate is arranged at the lower end of the partition plate 12, the external arrangement of liquid reserve tank 2 and force (forcing) pump 3 have the output of check valve to run through liquid reserve tank 2 and with run through the input of the aeration subassembly 8 of baffle 12 and be connected through rotary joint 10.

The aeration component 8 comprises a T-shaped pipe 81, the upper end of the T-shaped pipe 81 is positioned in the liquid storage cavity 11, the upper end of the T-shaped pipe 81 is fixedly connected with a plurality of groups of disk annular aeration pipes 82 with diameters gradually increasing from inside to outside, the inner cavities of the disk annular aeration pipes 82 are communicated, a plurality of groups of aeration heads 83 are obliquely arranged on the annular aeration pipes 82 outwards, aeration heads 83 obliquely arranged inwards are arranged between two adjacent groups of aeration heads 83 obliquely arranged outwards, the lower end of the T-shaped pipe 81 penetrates through the partition plate 12, the driving part 9 comprises a driving motor 93, a driving gear 92 is fixed on an output shaft of the driving motor 93, the driving gear 92 is meshed and connected with a driven gear 91, the driven gear 91 is fixedly sleeved on the part of the T-shaped pipe 81 positioned at the lower end of the partition plate 12, when acid gas generated in a laboratory is treated, the acid gas can be pressurized by a pressure pump 3 and then introduced into the aeration component 8 and is discharged from the aeration heads 83 into the liquid storage cavity 11 filled with alkaline solution in the laboratory for neutralization reaction, when the aeration component 8 aerates towards the liquid storage cavity 11, the driving motor 93 is controlled to work, the aeration component 8 is driven to rotate through meshing connection between the gears, so that gas discharged by the obliquely arranged aeration head 83 can be uniformly distributed in the whole alkaline solution, and the neutralization efficiency of the acid gas is improved.

The inclination angle of the aeration head 83 is set between 25-45 degrees, and the air bubbles discharged from the aeration head 83 are distributed uniformly in the whole alkaline solution.

All be the circumference on a plurality of groups of annular aeration pipe 82 and be provided with the puddler 14 that the quantity is unequal, puddler 14 comprises montant and a plurality of groups's horizontal pole of arranging on the montant outer wall, it carries out the annular motion also to drive the puddler 14 that sets up on annular aeration pipe 82 when driving piece 9 drives aeration subassembly 8 and rotates, stir solution through puddler 14 and accelerate neutralization efficiency, and can smash rising and because the pressure reduces the bubble that gradually becomes big gradually when stirring, make inside gas can further contact with alkaline solution, further improve neutralization efficiency.

The filter screen is arranged in the input pipe of the pressure pump 3, so that the aeration head can be prevented from being blocked by impurities in the acid gas and the solution in the liquid storage cavity 11 can be prevented from being polluted.

It should be noted that the utility model is a laboratory waste gas treatment device, which is provided with an aeration component 8 and a driving component 9, acid gas can be pressurized by a pressurizing pump 3 and then introduced into the aeration component 8, and neutralization reaction is carried out in a liquid storage cavity 11 filled with alkaline solution in an exhauster from an aeration head 83, when the aeration component 8 aerates towards the liquid storage cavity 11, a driving motor 93 is controlled to work, the aeration component 8 is driven to rotate through meshing connection between gears, so that gas exhausted by the obliquely arranged aeration head 83 can be uniformly distributed in the whole alkaline solution, the neutralization efficiency of the acid gas is improved, a stirring rod 14 is provided, the stirring rod 14 arranged on an annular aeration pipe 82 is driven to do annular motion while the driving component 8 is driven by the driving component 9 to rotate, and the neutralization efficiency is accelerated by stirring the solution by the stirring rod 14, and bubbles which rise and become larger gradually due to the reduction of the pressure can be broken while stirring, so that the internal gas can be further contacted with the alkaline solution, and the neutralization efficiency is further improved.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a waste gas treatment device is used in laboratory, includes tower body (1), tower body (1) bottom is provided with liquid reserve tank (2) just the upper end of liquid reserve tank (2) is provided with pump body (4) of solution in the telescopic liquid reserve tank (2), the output of pump body (4) passes through pipeline (5) and is connected with atomizing pipe (7) in tower body (1), the inner chamber of tower body (1) is provided with two sets of packing layers (13), the upper end of tower body (1) is gas outlet (6), be close to gas outlet (6) department in tower body (1) and be provided with defogging board (15), its characterized in that: baffle (12) just are installed to the inner chamber of liquid reserve tank (2) aeration subassembly (8) are installed to the upper end of baffle (12), baffle (12) top forms liquid reserve chamber (11) with liquid reserve tank (2), the lower extreme installation of baffle (12) can drive rotatory driving piece (9) of aeration subassembly (8), the outside of liquid reserve tank (2) is provided with force (forcing) pump (3) just force (forcing) pump (3) have the output of check valve to run through liquid reserve tank (2) and pass through rotary joint (10) with the input that runs through aeration subassembly (8) of baffle (12) and be connected.

2. The laboratory waste gas treatment device of claim 1, wherein: aeration subassembly (8) are including T type pipe (81), the upper end of T type pipe (81) is located stock solution chamber (11), the upper end of T type pipe (81) and a plurality of groups diameter coil ring aeration pipe (82) fixed connection and the inner chamber that grow gradually from inside to outside communicate with each other, a plurality of groups all lean out on annular aeration pipe (82) and be provided with aeration head (83) that the leanin set up between aeration head (83) that a plurality of groups aeration head (83) and adjacent two sets of leanin set up, baffle (12) are run through to the lower extreme of T type pipe (81).

3. An exhaust gas treatment device for laboratory use according to claim 2, wherein: the inclination angle of the aeration head (83) is set between 25-45 degrees.

4. An exhaust gas treatment device for laboratory use according to claim 2, wherein: the annular aeration pipes (82) are provided with stirring rods (14) with different numbers in a circumferential manner, and each stirring rod (14) consists of a vertical rod and a plurality of groups of transverse rods arranged on the outer wall of the vertical rod.

5. The laboratory waste gas treatment device of claim 1, wherein: the driving piece (9) comprises a driving motor (93), a driving gear (92) is fixed on an output shaft of the driving motor (93), the driving gear (92) is meshed with a driven gear (91) and the driven gear (91) is fixedly sleeved on a position, located at the lower end of the partition plate (12), of the T-shaped pipe (81).

6. An exhaust gas treatment device for laboratory use according to any one of claims 1 to 5, wherein: and a filter screen is arranged in the input pipe of the pressure pump (3).

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