Organic chemical experiment waste gas purification mechanism

Abstract

The utility model discloses an organic chemistry experiment waste gas purification mechanism which comprises a purification box, a telescopic pipe is fixedly arranged on the inner wall of the purification box and located at the upper end, an oscillating plate is arranged at the bottom of the telescopic pipe, a filter cylinder is arranged at the bottom of the oscillating plate, guide columns are arranged on the upper end face of the oscillating plate and located at the four corners, and the guide columns are arranged on the upper end face of the oscillating plate. The guide columns are slidably mounted on the purification box, the upper ends of the guide columns penetrate through the purification box and are provided with limiting blocks, connecting springs are arranged between the limiting blocks and the purification box, and vibration motors are fixedly arranged on the two side faces of the vibration plate. The vibration motor can be started to enable the vibration plate to vibrate up and down to drive the filter cartridge to vibrate, so that dust on the surface of the filter cartridge is shaken down, and the situation that the purification effect is affected due to the fact that the dust blocks the filter cartridge after long-term use is prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of organic chemistry experiment technology, more specifically, it relates to a kind of organic chemistry experiment waste gas purification mechanism. BACKGROUND

[0002] With the development of science and technology in our country, various laboratories emerge in an endless stream. These laboratories will produce various waste gases when conducting experiments, and the gas composition is relatively complex, containing a large amount of acid-base and organic waste gas. If a single waste gas treatment method is used, it is difficult to meet the relevant national emission standards and the environmental protection requirements of laboratory waste gas purification. Not only will it cause environmental pollution and affect the ecological environment of the surrounding area, but it will also seriously affect people's health and life safety. With the increase of people's environmental protection consciousness and legal consciousness, the concern for laboratory pollution problems is increasing, and in the process of strengthening, purification mechanism is needed.

[0003] However, the existing purification mechanism does not have a self-cleaning function when in use, which leads to long-term use and causes a large amount of dust to stick to the surface of the filter screen. Since the filter screen is arranged inside the purification mechanism, if it is not cleaned in time, it will affect the purification capacity of the purification mechanism.

[0004] And only by the way of filter screen to treat organic waste gas, the acid-base substances in the waste gas cannot be completely removed, and direct discharge will still have some impact on the surrounding environment. CONTENT OF THE UTILITY MODEL

[0005] (I) Technical problem solved

[0006] In view of the problems existing in the prior art, the utility model provides an organic chemistry experiment waste gas purification mechanism to solve the technical problem that the existing purification mechanism does not have a self-cleaning function when in use, which leads to long-term use and causes a large amount of dust to stick to the surface of the filter screen.

[0007] (II) Technical scheme

[0008] In order to achieve the above object, the utility model provides the following technical scheme: An organic chemistry experiment waste gas purification mechanism, including the purification tank, the inner wall of purification tank and located on the upper end is equipped with telescopic pipe, the bottom of telescopic pipe is equipped with the oscillation board, the bottom of oscillation board is equipped with the filter cartridge, the upper end surface of oscillation board and located on four corners all is equipped with the guide column, the guide column all is installed with purification tank sliding, the upper end of guide column all passes through purification tank and is equipped with the limit stop, the limit stop with purification tank all is equipped with the connecting spring, both sides of oscillation board all are equipped with the vibration motor fixedly, the upper end surface of purification tank is equipped with the air duct fixedly, the bottom of air duct is connected with telescopic pipe, the other end of air duct is provided with neutralizing mechanism, the neutralizing mechanism includes the first liquid storage barrel.

[0009] The utility model further sets up, one end of air duct extends to the bottom of first liquid storage barrel, one side of first liquid storage barrel is equipped with second liquid storage barrel, the outer wall of first liquid storage barrel and located on the upper end is equipped with the link pipe fixedly, the other end of link pipe extends to the bottom of second liquid storage barrel, the outer wall of second liquid storage barrel and located on the upper end is equipped with the air outlet pipe fixedly, the inside of air outlet pipe is equipped with the exhaust fan, and it is convenient to carry out neutralization treatment to waste gas.

[0010] The utility model further sets up, the outer wall of first liquid storage barrel and second liquid storage barrel and located on the upper end is equipped with the liquid adding pipe fixedly, the upper end of liquid adding pipe is equipped with the screw thread cover, and it is convenient to add acidic solution and alkaline solution to the inside of first liquid storage barrel and second liquid storage barrel.

[0011] The utility model further sets up, the inner wall of purification tank and located on the bottom is equipped with the avoidance groove, the inside of avoidance groove is equipped with the cleaning plate swing, the bottom of cleaning plate is equipped with the cleaning brush, the cleaning brush is in contact with the bottom of purification tank, and it is convenient to clean the bottom of purification tank.

[0012] The utility model further sets up, the outer wall of purification tank is equipped with the support frame fixedly, the outer wall of support frame is equipped with the electric push rod, the output of electric push rod is fixedly connected with cleaning plate, and it is convenient to move cleaning plate.

[0013] The utility model further sets up, one side of purification tank is equipped with the air extraction pipe, the other end of air extraction pipe is equipped with the external connection cover, and it is convenient to guide waste gas into purification tank.

[0014] The utility model further sets up, the bottom of purification tank is hinged and is equipped with the sealing door, and it is convenient to clean the dust that oscillates down.

[0015] The utility model further sets up, be equipped with the fan on air duct, and it is convenient to make waste gas accelerate and enter into the neutralizing mechanism.

[0016] (Three) beneficial effect

[0017] Compared with the prior art, this utility model provides an organic chemical laboratory waste gas purification mechanism, which has the following beneficial effects:

[0018] 1. By setting up a telescopic tube, a vibrating plate, a filter cartridge, and a vibration motor, when it is necessary to clean the dust on the filter cartridge, the vibration motor can be turned on to make the vibrating plate vibrate up and down, thereby causing the filter cartridge to vibrate and shaking off the dust on its surface. This prevents the dust from clogging the filter cartridge after long-term use and affecting the purification effect of the mechanism.

[0019] 2. By setting up a gas guide pipe, a first liquid storage tank, a second liquid storage tank, and an exhaust fan, the user can fill the first and second liquid storage tanks with acidic and alkaline solutions respectively through the liquid filling pipes. Then, the fan is controlled to allow the filtered organic gas to enter the first and second liquid storage tanks to neutralize the acidic and alkaline substances in the waste gas, thereby improving the purification effect and increasing the purification effect on experimental waste gas.

[0020] 3. By setting up a cleaning plate, cleaning brush, and electric push rod, the user can control the electric push rod to move the cleaning plate so that the cleaning brush at the bottom of the cleaning plate contacts the bottom of the purification box, thereby cleaning up the dust that has been shaken down, making it convenient for subsequent use. In addition, by setting up a avoidance groove, the cleaning plate can be put into the avoidance groove when not in use to prevent dust from falling to the top of the cleaning plate and being difficult to clean. Attached Figure Description

[0021] Figure 1 This is a schematic diagram of an organic chemical laboratory waste gas purification device in its unused state.

[0022] Figure 2 This is a cross-sectional view of the cleanroom enclosure installation.

[0023] Figure 3 A schematic diagram showing the installation positions of the cleaning plate, support frame, and electric actuator;

[0024] Figure 4 A diagram showing the location of the cleaning brush on the cleaning board;

[0025] Figure 5 This is a schematic diagram showing the positions of the vent pipe, exhaust fan, liquid filling pipe, and threaded cap on the second liquid storage tank.

[0026] In the figure: 1, purification tank; 2, telescopic pipe; 3, oscillation plate; 4, filter cartridge; 5, guide column; 6, limit block; 7, connecting spring; 8, vibration motor; 9, air guide pipe; 10, first liquid storage barrel; 11, second liquid storage barrel; 12, connecting pipe; 13, air outlet pipe; 14, exhaust fan; 15, liquid filling pipe; 16, threaded cover; 17, avoidance groove; 18, cleaning plate; 19, cleaning brush; 20, support frame; 21, electric push rod; 22, air suction pipe; 23, external cover; 24, sealing door; 25, fan. DETAILED DESCRIPTION

[0027] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict. The present application will be described in detail below with reference to the drawings and in combination with the embodiments.

[0028] It should be noted that, unless otherwise specified, all technical and scientific terms used in the present application have the same meaning as generally understood by those skilled in the art to which the present application belongs.

[0029] In the present application, unless otherwise stated, the directions used such as "up, down" are generally with respect to the directions shown in the drawings, or with respect to the vertical, perpendicular or gravitational direction; similarly, for the convenience of understanding and description, "left, right" is generally with respect to the left and right shown in the drawings; "inner, outer" refers to the inner and outer with respect to the contour of each component itself, but the above directional words are not used to limit the present application.

[0030] Please refer to Figures 1-5 An organic chemistry experiment waste gas purification mechanism, including purification tank 1, the inner wall of purification tank 1 and located at the upper end is fixedly provided with telescopic pipe 2, the bottom of telescopic pipe 2 is provided with oscillation plate 3, the bottom of oscillation plate 3 is provided with filter cartridge 4, the upper end surface of oscillation plate 3 and located on four corners are all provided with guide column 5, guide column 5 is all slidably installed with purification tank 1, the upper end of guide column 5 all passes through purification tank 1 and is provided with limit block 6, limit block 6 and purification tank 1 are all provided with connecting spring 7, both sides of oscillation plate 3 are all fixedly provided with vibration motor 8, the upper end surface of purification tank 1 is fixedly provided with air guide pipe 9, the bottom of air guide pipe 9 is communicated with telescopic pipe 2, the other end of air guide pipe 9 is provided with neutralizing mechanism, neutralizing mechanism includes first liquid storage barrel 10, fan 25 is arranged on air guide pipe 9.

[0031] In the embodiment, one end of the air guide pipe 9 extends to the bottom of the first liquid storage barrel 10, one side of the first liquid storage barrel 10 is provided with the second liquid storage barrel 11, the outer wall of the first liquid storage barrel 10 is fixedly provided with the connecting pipe 12 at the upper end, the other end of the connecting pipe 12 extends to the bottom of the second liquid storage barrel 11, the outer wall of the second liquid storage barrel 11 is fixedly provided with the air outlet pipe 13 at the upper end, the air outlet pipe 13 is internally provided with the exhaust fan 14, the outer wall of the first liquid storage barrel 10 and the second liquid storage barrel 11 is fixedly provided with the liquid adding pipe 15 at the upper end, and the upper end of the liquid adding pipe 15 is provided with the threaded cover 16.

[0032] More specifically, when the dust on the filter cartridge 4 needs to be cleaned, the vibration motor 8 can be turned on to make the oscillating plate 3 vibrate up and down to drive the filter cartridge 4 to vibrate, thereby shaking off the dust on the surface of the filter cartridge 4, so as to prevent the dust from causing blockage of the filter cartridge 4 and affecting the purification effect of the mechanism. The user can also pour the acidic solution and the alkaline solution into the first liquid storage barrel 10 and the second liquid storage barrel 11 through the liquid adding pipe 15, and then control the fan 25 to make the filtered organic gas enter the first liquid storage barrel 10 and the second liquid storage barrel 11, so as to neutralize and treat the acid-base substances in the waste gas, thereby making the purification effect better and increasing the purification effect of the experimental waste gas.

[0033] Please refer to Figure 1 , Figure 3 and Figure 4 , as an embodiment for cleaning the purification box 1: the inner wall of the purification box 1 is provided with the escape groove 17 at the bottom, the cleaning plate 18 is movably arranged in the escape groove 17, the cleaning plate 18 is provided with the cleaning brush 19 at the bottom, the cleaning brush 19 is in contact with the bottom of the purification box 1, the support frame 20 is fixedly arranged on the outer wall of the purification box 1, the electric push rod 21 is arranged on the outer wall of the support frame 20, the output end of the electric push rod 21 is fixedly connected with the cleaning plate 18, and the sealing door 24 is hingedly arranged at the bottom of the purification box 1.

[0034] Specifically, the user can control the electric push rod 21 to drive the cleaning plate 18 to move, so that the cleaning brush 19 at the bottom of the cleaning plate 18 is in contact with the bottom of the purification box 1, thereby cleaning the dust shaken off, facilitating subsequent use, and through the arrangement of the escape groove 17, the cleaning plate 18 can enter the escape groove 17 when idle, so as to prevent the dust from falling on the upper end of the cleaning plate 18 and being difficult to clean.

[0035] Please refer to Figure 1 , as a further embodiment for making the organic waste gas enter the device: the purification box 1 is provided with the air suction pipe 22 at one side, and the other end of the air suction pipe 22 is provided with the external cover 23.

[0036] Specifically, the external cover 23 can be connected with the air outlet device of the laboratory, so that the organic waste gas enters the purification mechanism, and the later treatment is facilitated.

[0037] In summary, when the whole device is used: the user can first connect the external cover 23 with the air outlet device of the laboratory, so that the organic waste gas enters the purification mechanism, at this time the fan 25 is opened to make the waste gas flow, first the waste gas will first contact the filter cartridge 4, and then the dust and impurities in the inside are removed, then through the air guide pipe 9 and the connecting pipe 12, respectively enter the first liquid storage barrel 10 and the second liquid storage barrel 11, so that the acidic solution and the alkaline solution in the inside contact with the waste gas, and then the acid-base substances in the waste gas are neutralized and treated, so that the purification effect is better, finally through the opening of the exhaust fan 14, the gas is discharged from the air outlet pipe 13, after use, the vibration motor 8 can be opened to make the oscillating plate 3 vibrate up and down, to drive the filter cartridge 4 to vibrate, and then the dust on the surface is shaken off, then the electric push rod 21 is controlled to drive the cleaning plate 18 to move, so that the cleaning brush 19 at the bottom of the cleaning plate 18 contacts the bottom of the purification box 1, and then the dust shaken off is cleaned out, facilitating subsequent use, and by setting the avoiding groove 17, the cleaning plate 18 can enter the avoiding groove 17 when idle, so as to prevent dust from falling on the upper end of the cleaning plate 18, which is not easy to clean.

[0038] In all the above schemes, the connection between the two components can be selected according to the actual situation, such as welding, bolt and nut connection, bolt or screw connection or other known connection methods, which will not be repeated here. In the above, whenever there is a fixed connection, welding is preferred, although the embodiments of the utility model have been shown and described, those skilled in the art can understand that the embodiments can be changed, modified, replaced and modified in various ways without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An organic chemical laboratory waste gas purification mechanism, comprising a purification chamber (1), characterized in that: A telescopic tube (2) is fixedly provided on the inner wall of the purification box (1) at the upper end. A vibrating plate (3) is provided at the bottom of the telescopic tube (2). A filter cylinder (4) is provided at the bottom of the vibrating plate (3). A guide post (5) is provided on the upper surface of the vibrating plate (3) at each of the four corners. The guide post (5) is slidably installed with the purification box (1). The upper end of the guide post (5) passes through the purification box (1) and is provided with a limiting block (6). A connecting spring (7) is provided between the limiting block (6) and the purification box (1). A vibration motor (8) is fixedly provided on both sides of the vibrating plate (3). A gas guide pipe (9) is fixedly provided on the upper surface of the purification box (1). The bottom of the gas guide pipe (9) is connected to the telescopic tube (2). A neutralization mechanism is provided at the other end of the gas guide pipe (9). The neutralization mechanism includes a first liquid storage tank (10).

2. The organic chemical experimental waste gas purification mechanism according to claim 1, characterized in that: One end of the air guide pipe (9) extends to the bottom of the first liquid storage tank (10). A second liquid storage tank (11) is provided on one side of the first liquid storage tank (10). A connecting pipe (12) is fixedly provided on the outer wall of the first liquid storage tank (10) at the upper end. The other end of the connecting pipe (12) extends to the bottom of the second liquid storage tank (11). An air outlet pipe (13) is fixedly provided on the outer wall of the second liquid storage tank (11) at the upper end. An exhaust fan (14) is provided inside the air outlet pipe (13).

3. The organic chemical experimental waste gas purification mechanism according to claim 2, characterized in that: A liquid filling pipe (15) is fixedly provided on the outer wall of the first liquid storage tank (10) and the second liquid storage tank (11) at the upper end, and a threaded cap (16) is provided at the upper end of the liquid filling pipe (15).

4. The organic chemical experimental waste gas purification mechanism according to claim 1, characterized in that: An avoidance groove (17) is provided on the inner wall of the purification box (1) and at the bottom. A cleaning plate (18) is movably provided inside the avoidance groove (17). A cleaning brush (19) is provided at the bottom of the cleaning plate (18) and the cleaning brush (19) is in contact with the bottom of the purification box (1).

5. The organic chemical experimental waste gas purification mechanism according to claim 4, characterized in that: A support frame (20) is fixedly provided on the outer wall of the purification box (1), and an electric push rod (21) is provided on the outer wall of the support frame (20). The output end of the electric push rod (21) is fixedly connected to the cleaning plate (18).

6. The organic chemical laboratory waste gas purification mechanism according to claim 1, characterized in that: The purification box (1) is provided with an exhaust pipe (22) on one side, and an external cover (23) is provided at the other end of the exhaust pipe (22).

7. The organic chemical laboratory waste gas purification mechanism according to claim 1, characterized in that: The bottom of the purification box (1) is hinged with a sealing door (24).

8. The organic chemical laboratory waste gas purification mechanism according to claim 1, characterized in that: A fan (25) is provided on the air duct (9).

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