Airtight box for pollutant removal experiment

Abstract

The utility model belongs to the technical field of airtight boxes, and particularly relates to a pollutant removal experiment airtight box which comprises a box body and a first air delivery pipe, the first air delivery pipe is fixedly communicated with the bottom of one side of the box body, the top of one side of the box body is fixedly communicated with a second air delivery pipe, and an air pump is arranged at one end of the first air delivery pipe. A circulating assembly is arranged between the second air conveying pipe and the air pump, an air inlet pipe is arranged at one end of the circulating assembly, an air inlet assembly is arranged at the bottom of the inner side of the box body, one end of the first air conveying pipe is fixedly communicated with one end of the air inlet assembly, and drainage plates which are symmetrically arranged up and down are arranged in the box body. According to the utility model, gas to be experimented is injected into the box body, when the gas is exhausted, the circulating assembly can be started, and the gas in the box body circularly flows through the air pump, so that settled pollutants are blown and mixed in the air, and the reduction of the content of the pollutants in the air caused by the settlement of the pollutants is avoided.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of airtight box, specifically relates to a pollutant removal experiment airtight box. BACKGROUND

[0002] Air pollution, also known as air pollution, air pollution is usually caused by human activities or natural processes, and some substances enter the atmosphere, present enough concentration, reach enough time, and thus endanger the comfort, health and welfare of human beings or environment, for analyzing the pollutants in the atmosphere, usually need to analyze the experiment of air.

[0003] During the experiment, the air needs to be stored in the airtight box, and the air to be experimented is taken out from the airtight box when needed, however, the solid pollutants in the air will settle down with the passage of time when the air is stored in the airtight box, which will cause the content of pollutants in the air to decrease when used again, and further affect the experimental results. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a pollutant removal experiment airtight box, which can avoid the decrease of the content of pollutants in the air caused by the settlement of pollutants and improve the experimental accuracy to solve the problems in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme: a pollutant removal experiment airtight box, including box and first gas pipe, the first gas pipe is fixedly connected in the bottom of one side of the box, the top of one side of the box is fixedly connected with second gas pipe, one end of the first gas pipe is provided with air pump, the circulation assembly is arranged between the second gas pipe and the air pump, one end of the circulation assembly is provided with air inlet pipe, the bottom of the inside of the box is provided with air inlet assembly, one end of the first gas pipe is fixedly connected with one end of the air inlet assembly, the inside of the box is provided with drainage plate which is symmetrically arranged up and down.

[0006] Further, the four corners of the bottom of the box are fixedly connected with supports, the top of the box is fixedly connected with a gas pressure gauge, and the middle of the top of the box is provided with a handle.

[0007] Further, the circulation assembly comprises a first electromagnetic three-way valve arranged at the input end of the air pump and a second electromagnetic three-way valve arranged at one end of the second gas pipe, one end of the second electromagnetic three-way valve and one end of the first electromagnetic three-way valve are provided with a circulation pipe, and the other end of the second electromagnetic three-way valve is provided with a connecting pipe.

[0008] Further, the air inlet pipe is arranged at one end of the first electromagnetic three-way valve.

[0009] Further, the drainage plate is in an arc structure, and the diameter of the drainage plate is equal to the height of the inner wall of the box body.

[0010] Further, the air inlet assembly comprises a bend pipe and a horizontal pipe, one end of the bend pipe is fixedly communicated with one end of the first air conveying pipe, one end of the bend pipe is fixedly communicated with the middle part of the horizontal pipe, and the bottom of the side wall of the horizontal pipe is fixedly communicated with air outlet pipes which are equidistantly distributed.

[0011] Further, the air outlet end of the air outlet pipe is obliquely downward arranged.

[0012] Compared with the prior art, the beneficial effects of the utility model are that: the gas to be experimented is injected into the inside of the box body, when the gas is discharged, the circulating assembly can be opened, the gas in the inside of the box body is circulated and flows through the air pump, so that the settled pollutants are blown and mixed in the air, the content of the pollutants in the air caused by the settlement of the pollutants is avoided, and the experimental accuracy is improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0014] Figure 2 It is a front view of the utility model;

[0015] Figure 3 It is a front sectional view of the utility model.

[0016] In the drawings, the component list represented by each sign is as follows:

[0017] 1, box body; 11, support; 12, air pressure gauge; 13, handle; 2, first air conveying pipe; 3, second air conveying pipe; 4, circulating assembly; 41, first electromagnetic three-way valve; 42, second electromagnetic three-way valve; 43, connecting pipe; 44, circulating pipe; 5, air pump; 6, air inlet pipe; 7, drainage plate; 8, air inlet assembly; 81, bend pipe; 82, horizontal pipe; 83, air outlet pipe. DETAILED DESCRIPTION

[0018] In order to make the purpose and the advantages of the utility model more clear and obvious, the utility model is specifically described below in combination with embodiments. It should be understood that the following text is only used to describe one or several specific implementation manners of the utility model, and does not strictly limit the protection scope of the utility model.

[0019] For example, Figure 1 And 3As shown in the figure, a kind of pollutant removal experimental airtight box, including box 1 and first gas pipe 2, first gas pipe 2 is fixedly connected in the bottom of the side of box 1, the top of the side of box 1 is fixedly connected with second gas pipe 3, one end of first gas pipe 2 is provided with gas pump 5, circulation assembly 4 is arranged between second gas pipe 3 and gas pump 5, one end of circulation assembly 4 is provided with air inlet pipe 6, the bottom of the inside of box 1 is provided with air inlet assembly 8, one end of first gas pipe 2 is fixedly connected with one end of air inlet assembly 8, the inside of box 1 is provided with drainage plate 7 which is symmetrically arranged up and down.

[0020] According to the above structure, in use, the gas to be tested is injected into the inside of box 1 by gas pump 5, the material of box 1 is acrylic plate, which is convenient for observing the pollution degree of the gas in the inside of box 1, when discharging the gas, circulation assembly 4 can be opened, the gas in the inside of box 1 is circulated by gas pump 5, so that the settled pollutants are mixed in the air by blowing, avoiding the content of pollutants in the air to be reduced due to the settlement of pollutants, and improving the experimental accuracy.

[0021] As shown in the figure, Figure 2 The four corners of the bottom end of box 1 are fixedly connected with supports 11, the top end of box 1 is fixedly connected with air pressure gauge 12, and the middle of the top end of box 1 is provided with handle 13.

[0022] According to the above structure, support 11 is used to support box 1, avoiding the bottom end of box 1 from rubbing against the ground, handle 13 is convenient for lifting box 1, and air pressure gauge 12 is convenient for detecting the pressure of the gas in the inside of box 1, avoiding too much air from being injected.

[0023] As shown in the figure, Figure 2 The circulation assembly 4 includes first electromagnetic three-way valve 41 arranged at the input end of gas pump 5 and second electromagnetic three-way valve 42 arranged at one end of second gas pipe 3, circulation pipe 44 is arranged between one end of second electromagnetic three-way valve 42 and one end of first electromagnetic three-way valve 41, the other end of second electromagnetic three-way valve 42 is provided with connecting pipe 43, and air inlet pipe 6 is arranged at one end of first electromagnetic three-way valve 41.

[0024] According to the above structure, when inputting air, first electromagnetic three-way valve 41 is used to connect gas pump 5 with air inlet pipe 6, so that air is input into the inside of box 1, when circulating air is needed, first electromagnetic three-way valve 41 is used to connect gas pump 5 with circulation pipe 44, second electromagnetic three-way valve 42 is used to connect circulation pipe 44 with second gas pipe 3, after gas pump 5 is started, the air in the inside of box 1 can be circulated along second gas pipe 3, circulation pipe 44 and first gas pipe 2, when discharging the gas, second electromagnetic three-way valve 42 is used to connect second gas pipe 3 with connecting pipe 43, and the gas in the inside of box 1 is discharged through connecting pipe 43.

[0025] AsFigure 2 and 3 As shown in the figure, the draft plate 7 is arc-shaped, the diameter of the draft plate 7 is equal to the height of the inner wall of the box 1, the air inlet assembly 8 comprises a bend pipe 81 and a horizontal pipe 82, the bend pipe 81 is fixedly communicated with one end of the first air conveying pipe 2, one end of the bend pipe 81 is fixedly communicated with the middle part of the horizontal pipe 82, the bottom of the side wall of the horizontal pipe 82 is fixedly communicated with air outlet pipes 83 which are equidistantly distributed, and the air outlet ends of the air outlet pipes 83 are obliquely arranged downward.

[0026] According to the above structure, when air is inhaled, the air pump 5 is started, air enters the inside of the bend pipe 81 through the first air conveying pipe 2, and after entering the inside of the horizontal pipe 82, the air is discharged through the air outlet pipes 83 in the side wall of the horizontal pipe 82, and the discharged air mixes the pollutants settled at the bottom end of the box 1 into the air.

[0027] The working principle of the utility model is as follows: when air is input, the air pump 5 is communicated with the air inlet pipe 6 through the first electromagnetic three-way valve 41, so that air is input into the inside of the box 1, when air needs to be circulated, the air pump 5 is communicated with the circulation pipe 44 through the first electromagnetic three-way valve 41, the circulation pipe 44 is communicated with the second air conveying pipe 3 through the second electromagnetic three-way valve 42, after the air pump 5 is started, the air in the inside of the box 1 can be circulated along the second air conveying pipe 3, the circulation pipe 44 and the first air conveying pipe 2, when air is discharged, the second air conveying pipe 3 is communicated with the connecting pipe 43 through the second electromagnetic three-way valve 42, and the gas in the inside of the box 1 is discharged through the connecting pipe 43, when air is inhaled, the air pump 5 is started, air enters the inside of the bend pipe 81 through the first air conveying pipe 2, after entering the inside of the horizontal pipe 82, the air is discharged through the air outlet pipes 83 in the side wall of the horizontal pipe 82, the discharged air mixes the pollutants settled at the bottom end of the box 1 into the air, the support 11 is used for supporting the box 1, so that friction between the bottom end of the box 1 and the ground is avoided, the handle 13 is arranged to facilitate lifting the box 1, and the air pressure gauge 12 is arranged to facilitate detecting the pressure of the gas in the inside of the box 1, so that too much air is avoided.

[0028] The above only describes the preferred embodiments of the utility model, and it should be pointed out that for ordinary technical personnel in the technical field, some improvements and decorations can be made without departing from the principle of the utility model, and these improvements and decorations should also be regarded as the protection range of the utility model. The structures, devices and operation methods which are not specifically described and explained in the utility model are implemented according to the conventional means in the field without special description and limitation.

Claims

1. A contaminant removal experimental airtight chamber, comprising a chamber body (1) and a first gas supply pipe (2), characterized in that: The first gas supply pipe (2) is fixedly connected to the bottom of one side of the box (1), and the top of one side of the box (1) is fixedly connected to the second gas supply pipe (3). One end of the first gas supply pipe (2) is provided with an air pump (5). A circulation component (4) is provided between the second gas supply pipe (3) and the air pump (5). One end of the circulation component (4) is provided with an air inlet pipe (6). An air inlet component (8) is provided at the bottom of the inner side of the box (1). One end of the first gas supply pipe (2) is fixedly connected to one end of the air inlet component (8). The inside of the box (1) is provided with symmetrically arranged diversion plates (7).

2. The airtight chamber for pollutant removal experiments according to claim 1, characterized in that: The four corners of the bottom of the box (1) are fixedly connected to supports (11), the top of the box (1) is fixedly connected to a pressure gauge (12), and a handle (13) is provided in the middle of the top of the box (1).

3. The airtight chamber for pollutant removal experiments according to claim 2, characterized in that: The circulation assembly (4) includes a first electromagnetic three-way valve (41) disposed at the input end of the air pump (5) and a second electromagnetic three-way valve (42) disposed at one end of the second air supply pipe (3). A circulation pipe (44) is disposed between one end of the second electromagnetic three-way valve (42) and one end of the first electromagnetic three-way valve (41), and a connecting pipe (43) is disposed at the other end of the second electromagnetic three-way valve (42).

4. The airtight chamber for pollutant removal experiments according to claim 3, characterized in that: The air intake pipe (6) is located at one end of the first electromagnetic three-way valve (41).

5. The airtight chamber for pollutant removal experiments according to claim 4, characterized in that: The diversion plate (7) has an arc-shaped structure, and the diameter of the diversion plate (7) is equal to the height of the inner wall of the box (1).

6. The airtight chamber for pollutant removal experiments according to claim 5, characterized in that: The air intake assembly (8) includes a bend (81) and a horizontal pipe (82). The bend (81) is fixedly connected to one end of the first air supply pipe (2). One end of the bend (81) is fixedly connected to the middle of the horizontal pipe (82). The bottom of the side wall of the horizontal pipe (82) is fixedly connected to an equidistantly distributed air outlet pipe (83).

7. The airtight chamber for pollutant removal experiments according to claim 6, characterized in that: The outlet end of the air pipe (83) is inclined downward.

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