Air extractor for preventing and purifying atmospheric pollution

Abstract

The utility model relates to the technical field of air pollution control devices, in particular to an air extractor for air pollution control and purification, which comprises a filter box, an electric control valve, an electric control box, an air purification monitor, an air extracting pump, a filter water tank, a fixing frame, a coked cotton coarse filter screen, a coked cotton fine filter screen and an activated carbon filter plate. Through the openable sealing cover arranged at the upper end of the filter box, the coked cotton coarse filter screen, the coked cotton fine filter screen and the activated carbon filter plate in the filter box can be replaced conveniently, and the coked cotton coarse filter screen, the coked cotton fine filter screen and the activated carbon filter plate are connected with the fixed frame by adopting a sealed insertion structure; the device is simple in structure and convenient to use, disassembly can be completed only by upward pulling, cleaning is convenient, water-soluble gas or dust impurities in waste gas can be filtered through the arrangement of the filtering water tank, meanwhile, the waste gas is cooled, and then triple filtration is conducted through a coked cotton coarse filter screen, a coked cotton fine filter screen and an activated carbon filter plate; and a good purification and filtration effect is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to atmospheric pollution prevention and treatment device technical field, concretely relates to a kind of air extraction device for atmospheric pollution prevention and treatment purification. BACKGROUND

[0002] Waste gas refers to the toxic and harmful gas discharged by human in the process of production or life. Especially in chemical plant, steel plant, pharmaceutical factory and coking plant and oil refinery, the waste gas is discharged with strong smell, which seriously pollutes the environment and affects human health.

[0003] At present, in the process of waste gas treatment, the extraction and purification of gas is a key link, and the existing air extraction device for purification needs to be cleaned or replaced frequently when in use, and the existing structure is cumbersome to clean and the purification effect is not ideal. If not cleaned in time, it will still cause pollution to the atmosphere.

[0004] Therefore, the utility model designs a kind of air extraction device for atmospheric pollution prevention and treatment purification to solve the above problems. UTILITY MODEL CONTENT

[0005] The utility model aims at solving the shortcomings in the prior art and provides an air extraction device for atmospheric pollution prevention and treatment purification.

[0006] To achieve the above object, the utility model provides the following technical scheme: an air extraction device for atmospheric pollution prevention and treatment purification, comprising a filter box, an electric control valve, an electric control box, an air purification monitor, an air extraction pump, a filter water tank, a fixed frame, a coarse filter screen of coking cotton, a fine filter screen of coking cotton and an activated carbon filter plate, the inside of the filter box is provided with a filter water tank, the left side of the filter water tank in the inside of the filter box is further provided with three fixed frames, the coarse filter screen of coking cotton, the fine filter screen of coking cotton and the activated carbon filter plate are respectively inserted in the three fixed frames, the right end of the filter box is provided with an air inlet, the left end of the filter box is provided with an air outlet, the air extraction pump is fixedly installed on the air outlet, the air extraction pump is provided with an air inlet and an air outlet, and the air inlet is fixedly connected with the air outlet.

[0007] As a preferred technical scheme of the utility model, the filter water tank comprises a box body, an air inlet pipe, an air outlet pipe and a drain port, one end of the air inlet pipe is communicated with the air inlet, the other end is communicated with the inside of the box body, water is stored in the inside of the box body, and the height of the stored water is higher than one end of the air inlet pipe in the box body, the air outlet pipe is arranged on the left side of the box body, and the drain port is arranged on the bottom of the box body.

[0008] As a preferred technical scheme of the utility model, the upper end of the filter box is provided with a sealing cover, three sealing pressing plates are arranged on the sealing cover, the electric control valve is fixedly installed on the air inlet at the right end of the filter box, and the electric control box is fixedly installed on the front face of the filter box.

[0009] As a preferred technical scheme of the utility model, the left side of the electric control box is provided with an air purification monitor, and the air purification monitor is also fixedly installed on the front face of the filter box.

[0010] As a preferred technical scheme of the utility model, a probe is arranged on the air purification monitor, the probe is fixedly installed on the air outlet at the left end of the filter box, and the probe is electrically connected with the air purification monitor.

[0011] As a preferred technical scheme of the utility model, the air purification monitor is electrically connected with the electric control box through a connecting line, and the electric control valve and the air suction pump are also electrically connected with the electric control box through connecting lines.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] 1、The utility model discloses in using, through the filter box upper end equipped with the openable and closeable sealing cover, when needing to clean or replace the coking cotton coarse filter screen, coking cotton fine filter screen and activated carbon filter plate in the filter box, only need to open the sealing cover by force upwards, and the connection of the coking cotton coarse filter screen, coking cotton fine filter screen and activated carbon filter plate and fixed frame adopts the structure of sealed insertion, only needs to pull upwards to complete the dismounting, the convenience of the cleaning of filter structure is guaranteed, and the sealing cover is sealed and connected with the sealing groove of the filter box through the sealing strip of being equipped with to guarantee the sealing property after closing, and through the setting of the filter water tank, the waste gas can be primarily filtered, the gas or dust impurities that can be dissolved in water are filtered, the waste gas with heat is handled simultaneously, then passes through the coking cotton coarse filter screen, coking cotton fine filter screen and activated carbon filter plate and carries out three -fold filtration, reaches better purification filtering effect.

[0014] 2、The utility model discloses in using, through the probe of being equipped with at the air outlet, the gas of being inhaled after purification can be detected to the air suction pump, and the signal is sent to the air purification monitor through the connecting line, after being analyzed and handled through the air purification monitor, when the monitoring result reaches the discharge standard, the air suction pump continues to work, and when the monitoring result does not reach the discharge standard, the air purification monitor sends the signal to the electric control box and issues the alarm, controls the air suction pump to stop through the electric control box, then controls the electric control valve to close, waits for the worker to check and handles, the worker is handled in time, avoids the condition that the waste gas is still polluted when being discharged to the atmosphere. BRIEF DESCRIPTION OF DRAWINGS

[0015] The accompanying drawings are used to provide further understanding of the present application, and constitute a part of the specification, and are used to explain the present application together with embodiments of the present application, and do not constitute a limitation on the present application. In the drawings:

[0016] Figure 1 It is an overall front view structural schematic diagram of the present application;

[0017] Figure 2 It is an overall rear view structural schematic diagram of the present application;

[0018] Figure 3 It is an unfolded structural schematic diagram of the sealing cover of the present application;

[0019] Figure 4 It is a local enlarged structural schematic diagram of the present application;

[0020] Figure 5 It is a sectional view structural schematic diagram of the filter box of the present application.

[0021] In the drawings: 1, filter box; 101, air inlet; 102, air outlet; 103, sealing cover; 1031, sealing pressing plate; 2, electric control valve; 3, electric control box; 4, air purification monitor; 401, probe; 5, air suction pump; 501, air suction port; 502, air exhaust port; 6, filter water tank; 601, tank body; 602, air inlet pipe; 603, air outlet pipe; 604, water outlet; 7, fixed frame; 8, coarse filter screen of coking cotton; 9, fine filter screen of coking cotton; 10, activated carbon filter plate. DETAILED DESCRIPTION

[0022] The accompanying drawings will be described below in conjunction with the embodiments of the present application. Figures 1-5 The technical solutions in the embodiments of the present application are described clearly and completely, obviously, the described embodiments are only a part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0023] Please refer to Figure 1 , Figure 3 , Figure 4 and Figure 5The utility model provides following technical scheme: an air pollution prevention and control purifies and draws air device, including filter box 1, electric control valve 2, electric control box 3, air purification monitor 4, air pump 5, filter water tank 6, fixed frame 7, coking cotton coarse filter screen 8, coking cotton fine filter screen 9 and activated carbon filter plate 10, the inside of filter box 1 is provided with filter water tank 6, the inside filter water tank 6 of filter box 1 still is provided with three fixed frames 7 on the left, three fixed frames 7 are respectively inserted with coking cotton coarse filter screen 8, coking cotton fine filter screen 9 and activated carbon filter plate 10, and the right end of filter box 1 is provided with air inlet 101, and the left end of filter box 1 is provided with air outlet 102, and air pump 5 is fixedly installed on air outlet 102, and air pump 5 is provided with suction port 501 and exhaust port 502, and suction port 501 is fixedly connected with air outlet 102.

[0024] Filter water tank 6 includes tank body 601, air inlet pipe 602, air outlet pipe 603 and drain 604, one end of air inlet pipe 602 is communicated with air inlet 101, the other end is communicated with the inside of tank body 601, the inside of tank body 601 stores water, and the height of stored water is higher than the one end of air inlet pipe 602 in tank body 601, air outlet pipe 603 is arranged at the left side of tank body 601, and drain 604 is arranged at the bottom of tank body 601.

[0025] Through filter water tank 6, coking cotton coarse filter screen 8, coking cotton fine filter screen 9 and activated carbon filter plate 10 arranged in the inside of filter box 1, multiple purification filtering can be carried out on waste gas, has better purification effect for waste gas, and waste gas waste heat can be cooled.

[0026] Please refer to Figure 1 And Figure 2 The upper end of filter box 1 is provided with sealing cover 103, sealing cover 103 is provided with three sealing press plates 1031, electric control valve 2 is fixedly installed on the air inlet 101 of the right end of filter box 1, and electric control box 3 is fixedly installed on the front of filter box 1.

[0027] The left side of electric control box 3 is provided with air purification monitor 4, and air purification monitor 4 is also fixedly installed on the front of filter box 1.

[0028] Probe 401 is arranged on air purification monitor 4, probe 401 is fixedly installed on the air outlet 102 of the left end of filter box 1, and probe 401 is electrically connected with air purification monitor 4.

[0029] Air purification monitor 4 is electrically connected with electric control box 3 through connecting line, and electric control valve 2 and air pump 5 are also electrically connected with electric control box 3 through connecting line.

[0030] Through the connection of the electric control valve 2, the electric control box 3, the air purification monitor 4 and the air pump 5, the detection of the purified exhaust gas can be realized, and whether the air pumping work is continued can be controlled according to the detection result, so that the unexpected situation can be handled in time.

[0031] The working principle and use process of the utility model are as follows: in the specific use, the air pump 5 is started to pump air, the exhaust gas is sucked through the air inlet 101, the sucked exhaust gas first enters the water in the box body 601 through the air inlet pipe 602, then the exhaust gas enters the filter box 1 through the air outlet pipe 603, under the action of the air pump 5, the exhaust gas will be triple filtered through the coking cotton coarse filter screen 8, the coking cotton fine filter screen 9 and the activated carbon filter plate 10, so that the exhaust gas reaches the emission standard, and the probe 401 arranged at the air outlet 102 is used to monitor the exhaust gas quality in real time, when the emission standard is not met, the electric control valve 2 and the air pump 5 are closed in time to overhaul the filter device, so that the situation that the exhaust gas is still polluted after being discharged into the atmosphere is avoided.

[0032] Finally, it should be noted that: the above only for the preferred embodiments of the utility model, and not for limiting the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of the technical features. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model, should be included in the protection scope of the utility model.

Claims

1. An air extraction device for air pollution prevention and purification, comprising a filter box (1), an electrically controlled valve (2), an electrical control box (3), an air purification monitoring instrument (4), an air extraction pump (5), a filter water tank (6), a fixing frame (7), a coarse coke cotton filter screen (8), a fine coke cotton filter screen (9), and an activated carbon filter plate (10), characterized in that: The filter box (1) is equipped with a filter water tank (6) inside. Three fixed frames (7) are also provided on the left side of the filter water tank (6) inside the filter box (1). Coking cotton coarse filter screen (8), coking cotton fine filter screen (9) and activated carbon filter plate (10) are respectively inserted into the three fixed frames (7). An air inlet (101) is provided on the right end of the filter box (1). An air outlet (102) is provided on the left end of the filter box (1). A vacuum pump (5) is fixedly installed on the air outlet (102). An air suction port (5) is provided on the vacuum pump (5). An air intake port (501) and an exhaust port (502) are provided on the vacuum pump (5). The air intake port (501) and the air outlet (102) are fixedly connected.

2. The air extraction device for air pollution prevention and purification according to claim 1, characterized in that: The filter water tank (6) includes a tank body (601), an air inlet pipe (602), an air outlet pipe (603), and a drain outlet (604). One end of the air inlet pipe (602) is connected to the air inlet (101), and the other end is connected to the inside of the tank body (601). The inside of the tank body (601) stores water, and the water level is above the end of the air inlet pipe (602) inside the tank body (601). The air outlet pipe (603) is located on the left side of the tank body (601), and the drain outlet (604) is located at the bottom of the tank body (601).

3. The air extraction device for air pollution prevention and purification according to claim 1, characterized in that: The filter box (1) is provided with a sealing cover (103) at the upper end, and three sealing pressure plates (1031) are provided on the sealing cover (103). The electric control valve (2) is fixedly installed on the air inlet (101) at the right end of the filter box (1), and the electric control box (3) is fixedly installed on the front of the filter box (1).

4. The air extraction device for air pollution prevention and purification according to claim 1, characterized in that: An air purification monitor (4) is installed on the left side of the electrical control box (3), and the air purification monitor (4) is also fixedly installed on the front of the filter box (1).

5. The air extraction device for air pollution prevention and purification according to claim 1, characterized in that: The air purification monitor (4) is equipped with a probe (401), which is fixedly installed on the air outlet (102) at the left end of the filter box (1). The probe (401) is electrically connected to the air purification monitor (4).

6. The air extraction device for air pollution prevention and purification according to claim 1, characterized in that: The air purification monitor (4) is electrically connected to the electrical control box (3) via a connecting line, and the electrical control valve (2) and the air pump (5) are also electrically connected to the electrical control box (3) via a connecting line.

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