Filtering and discharging device for spray booth

Abstract

The utility model relates to the technical field of paint spraying chamber gas treatment, in particular to a paint spraying chamber filtering and discharging device which comprises a paint spraying chamber, an air inlet head is fixedly communicated with the top of the paint spraying chamber, a treatment box is fixedly connected with the top of the paint spraying chamber, and the top of the air inlet head and the side wall of the treatment box are jointly communicated with a first connecting pipe. A plurality of pieces of paint mist filtering cotton fixedly connected with the treatment box are arranged in the treatment box, a glass fiber filtering plate is fixedly connected to the inner wall of the treatment box, a fixed water tank is fixedly connected to the side wall of the paint spraying chamber, and an oxidation mechanism is arranged in the fixed water tank. According to the paint mist filtering device, through the paint mist filtering cotton which is obliquely arranged up and down, the gas flowing path can be prolonged, the contact area between the paint mist filtering cotton and paint particles is wide, and the paint particles can be filtered again through the glass fiber filtering plate; gas is oxidized and disinfected through ozone water, peculiar smell can be removed, bubbles can be broken through an arranged bubble breaking net, and the gas makes full contact with the oxidized water.

Description

TECHNICAL FIELD

[0001] The utility model relates to a paint spraying room gas treatment technical field especially, relates to a kind of paint spraying room filtering and discharging device. BACKGROUND

[0002] As the core process link in the field such as automobile manufacturing, machining, paint spraying operation will produce a large amount of mixed waste gas containing paint mist particles and peculiar smell in production process, thus a paint spraying room filtering and discharging device needs to be used.

[0003] The traditional paint mist filtering device adopts vertically-stacked filter cotton structure, and the airflow path passes through the filter material in a straight line, but it is easy to cause the gas to locally contact the filter cotton structure, and the contact area of paint particles with the filter cotton structure is small, so the adsorption effect on the spray particles is poor. In addition, some gases have peculiar smell, which can pollute the air and the emission and filtration treatment of the gas do not meet the standards. To solve the above problems, the present application provides a paint spraying room filtering and discharging device. SUMMARY

[0004] The utility model discloses a paint spraying room filtering and discharging device, which can prolong the flow path of gas, increase the contact area of paint mist filter cotton and paint particles, and filter paint particles again through the glass fiber filter plate. The ozone water can oxidize and disinfect the gas and remove peculiar smell. The bubble breaker net can break bubbles, so that the gas can fully contact with the oxidized water.

[0005] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A paint spraying room filtering and discharging device includes a paint spraying room, an air inlet head is fixedly connected to the top of the paint spraying room, a treatment box is fixedly connected to the top of the paint spraying room, a first connecting pipe is in common communication with the top of the air inlet head and the side wall of the treatment box, a plurality of paint mist filter cottons are fixedly connected to the treatment box, a glass fiber filter plate is fixedly connected to the inner wall of the treatment box, a fixed water tank is fixedly connected to the side wall of the paint spraying room, a negative pressure mechanism is in common communication with the treatment box and the fixed water tank, an oxidation mechanism is arranged in the fixed water tank, and an exhaust hopper is fixedly connected to the top of the fixed water tank.

[0007] Preferably, the plurality of paint mist filter cottons are distributed at equal intervals, and the plurality of paint mist filter cottons are arranged obliquely.

[0008] Preferably, the negative pressure mechanism comprises a negative pressure fan, an air inlet pipe and an air outlet pipe, the air inlet pipe is fixedly communicated with the side wall of the treatment box, the air inlet pipe is fixedly communicated with the negative pressure fan, the negative pressure fan is arranged on the side wall of the treatment box and fixedly connected therewith, the negative pressure fan is fixedly communicated with the air outlet pipe, and the air outlet pipe is fixedly communicated with the side wall of the fixed water tank.

[0009] Preferably, the oxidation mechanism comprises a motor arranged at the front end of the fixed water tank and fixedly connected therewith, the output end of the motor is fixedly connected with a hollow rod, the hollow rod penetrates through the fixed water tank and is rotationally connected therewith, the outer wall of the hollow rod is fixedly connected with a plurality of stirring blades, the side wall of the paint spraying chamber is fixedly connected with an ozone generator, the outlet of the ozone generator is fixedly communicated with a gas conveying connecting pipe, the rear end of the hollow rod is jointly installed with a rotary joint with the gas conveying connecting pipe, and the outer wall of the gas conveying connecting pipe is fixedly connected with a check valve.

[0010] Preferably, the inner wall of the fixed water tank is fixedly connected with a bubble breaking net, and the bubble breaking net is arranged above the stirring blades.

[0011] Preferably, a plurality of air exhaust holes are arranged through the outer wall of the hollow rod, and the plurality of air exhaust holes are distributed at equal intervals.

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

[0013] 1. The negative pressure mechanism is started to draw away the air in the treatment box to form negative pressure, the paint mist filter cotton arranged in an inclined and up-down arrangement can prolong the flow path of the gas, the contact area of the paint mist filter cotton and the paint particles is wide, the paint particles can be filtered again through the glass fiber filter plate, and the filtering treatment of the paint particles is realized.

[0014] 2. After the filtered gas enters the fixed water tank through the air outlet pipe, the gas is contacted with the oxidizing water to oxidize and disinfect the gas, and the odor in the gas can be deodorized.

[0015] 3. The gas flowing in the oxidizing water generates bubbles, the bubbles can be broken through the bubble breaking net, the gas in the bubbles is released to make the gas fully contact with the oxidizing water, the oxidizing disinfection and deodorization effect of the gas are good.

[0016] In summary, the paint mist filter cotton arranged in an inclined and up-down arrangement can prolong the flow path of the gas, the contact area of the paint mist filter cotton and the paint particles is wide, the paint particles can be filtered again through the glass fiber filter plate, the gas is oxidized and disinfected through the ozone water, and the odor can be removed, and the bubbles can be broken through the bubble breaking net to make the gas fully contact with the oxidizing water. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 A front view structural schematic view of a paint spraying chamber filtering and discharging device is provided in the utility model.

[0018] Figure 2 A rear view structural schematic view of a paint spraying chamber filtering and discharging device is provided in the utility model.

[0019] Figure 3 A sectional view structural schematic view of a paint spraying chamber filtering and discharging device is provided in the utility model.

[0020] Figure 4 A partial structural schematic view of a paint spraying chamber filtering and discharging device is provided in the utility model.

[0021] In the drawing: 1 paint spraying chamber, 2 air inlet head, 3 first connecting pipe, 4 treatment box, 5 paint mist filtering cotton, 6 glass fiber filter material plate, 7 negative pressure mechanism, 8 fixed water tank, 9 motor, 10 hollow rod, 11 stirring blade, 12 rotary joint, 13 ozone generator, 14 gas conveying connecting pipe, 15 one-way valve, 16 exhaust hopper, 17 bubble breaking net, 18 exhaust hole. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0023] Reference Figures 1-4 A paint spraying chamber filtering and discharging device, comprising a paint spraying chamber 1, the paint spraying chamber 1 can carry out paint spraying operation to the vehicle body, waste gas will be generated during the paint spraying operation, the top of the paint spraying chamber 1 is fixedly connected with an air inlet head 2, the paint mist particles and waste gas can be collected, the top of the air inlet head 2 is fixedly connected with a treatment box 4, the top of the air inlet head 2 and the side wall of the treatment box 4 are jointly connected with a first connecting pipe 3, a plurality of paint mist filtering cottons 5 are arranged in the treatment box 4 and fixedly connected with the treatment box 4, the paint mist filtering cottons 5 are fixedly connected with the inner wall of the treatment box 4 through adhesion, the plurality of paint mist filtering cottons 5 are distributed at equal intervals, the plurality of paint mist filtering cottons 5 are arranged in an inclined mode, the contact area between the paint mist particles and the paint mist filtering cottons 5 can be increased, the filtering effect of the paint particles is good, the inner wall of the treatment box 4 is fixedly connected with a glass fiber filter material plate 6, the glass fiber filter material plate 6 can intercept small paint mist and dust, the paint is filtered again, the paint mist filtering cotton 5 and the glass fiber filter material plate 6 are connected with the inner wall of the treatment box 4 through adhesion in the application, a sealing door can be arranged at the rear end of the treatment box 4, the paint mist filtering cotton 5 and the glass fiber filter material plate 6 adhered can be taken out and replaced regularly (removed through a shovel and adhered through glue when installed), and the paint mist filtering cotton 5 and the glass fiber filter material plate 6 can be prevented from being blocked.

[0024] The side wall of the paint spraying chamber 1 is fixedly connected with a fixed water tank 8, the processing tank 4 is fixedly and communicatively connected with the fixed water tank 8 together with a negative pressure mechanism 7, the negative pressure mechanism 7 comprises a negative pressure fan, an air inlet pipe and an air outlet pipe, the air inlet pipe is fixedly and communicatively connected with the side wall of the processing tank 4, the air inlet pipe is fixedly connected with the negative pressure fan, the negative pressure fan is arranged on the side wall of the processing tank 4 and fixedly connected therewith, the negative pressure fan is fixedly connected with the air outlet pipe, the air outlet pipe is fixedly connected with the side wall of the fixed water tank 8, and the air in the processing tank 4 can be extracted by the negative pressure fan to form a negative pressure, so that the gas in the paint spraying chamber 1 is extracted.

[0025] The fixed water tank 8 is provided with an oxidation mechanism, which comprises a motor 9 arranged at the front end of the fixed water tank 8 and fixedly connected therewith, an output end of the motor 9 is fixedly connected with a hollow rod 10, a plurality of exhaust holes 18 are arranged through the outer wall of the hollow rod 10, the plurality of exhaust holes 18 are arranged at equal intervals, ozone gas can be discharged, ozone is dissolved in water to become oxidizing water, the hollow rod 10 penetrates through the fixed water tank 8 and is rotatably connected therewith, a plurality of stirring blades 11 are fixedly connected to the outer wall of the hollow rod 10, the ozone is fully dissolved in water by rotating the stirring blades 11, the extracted gas is fully contacted with the ozone water by rotating the stirring blades 11, the gas is oxidized and sterilized, and the deodorization operation is realized at the same time.

[0026] The side wall of the paint spraying chamber 1 is fixedly connected with an ozone generator 13, which can generate ozone gas, the outlet of the ozone generator 13 is fixedly and communicatively connected with a gas conveying pipe 14, the rear end of the hollow rod 10 and the gas conveying pipe 14 are jointly provided with a rotary joint 12, and the outer wall of the gas conveying pipe 14 is fixedly connected with a one-way valve 15, which can block water and allow ozone to flow.

[0027] The top of the fixed water tank 8 is fixedly and communicatively connected with a gas discharge hopper 16, and the ozone and the purified air are finally discharged, the inner wall of the fixed water tank 8 is fixedly connected with a bubble breaking net 17, the bubble breaking net 17 is arranged above the stirring blades 11, when the bubbles rise in the processing tank 4, the bubbles are broken by contacting the bubble breaking net 17, and the bubbles are broken by the bubble breaking net 17, so that the gas is fully contacted with the oxidizing water.

[0028] The utility model discloses a paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment device, paint spraying room, paint spraying and waste gas treatment

Claims

1. A paint booth filtering exhaust device comprising a paint booth (1), characterized in that, The top of the paint spraying chamber (1) is fixedly connected with an air inlet head (2), the top of the paint spraying chamber (1) is fixedly connected with a treatment box (4), the top of the air inlet head (2) and the side wall of the treatment box (4) are in common communication with a first connecting pipe (3), a plurality of paint mist filter cots (5) are arranged in the treatment box (4) and fixedly connected with the treatment box (4), a glass fiber filter plate (6) is fixedly connected to the inner wall of the treatment box (4), a fixed water tank (8) is fixedly connected to the side wall of the paint spraying chamber (1), the treatment box (4) and the fixed water tank (8) are in common fixed communication with a negative pressure mechanism (7), an oxidation mechanism is arranged in the fixed water tank (8), and an exhaust hopper (16) is fixedly communicated with the top of the fixed water tank (8).

2. A paint booth exhaust filtration apparatus as defined in claim 1, wherein, The plurality of paint mist filter cots (5) are distributed at equal intervals, and the plurality of paint mist filter cots (5) are arranged obliquely.

3. A paint booth exhaust filter according to claim 1, wherein, The negative pressure mechanism (7) comprises a negative pressure fan, an air inlet pipe and an air outlet pipe, the air inlet pipe is in fixed communication with the side wall of the treatment box (4), the air inlet pipe is in fixed communication with the negative pressure fan, the negative pressure fan is arranged on the side wall of the treatment box (4) and fixedly connected with the treatment box (4), the negative pressure fan is in fixed communication with the air outlet pipe, and the air outlet pipe is in fixed communication with the side wall of the fixed water tank (8).

4. A paint booth exhaust filter according to claim 1 wherein, The oxidation mechanism comprises a motor (9) arranged at the front end of the fixed water tank (8) and fixedly connected with the fixed water tank (8), the output end of the motor (9) is fixedly connected with a hollow rod (10), the hollow rod (10) penetrates through the fixed water tank (8) and is rotatably connected with the fixed water tank (8), a plurality of stirring blades (11) are fixedly connected to the outer wall of the hollow rod (10), an ozone generator (13) is fixedly connected to the side wall of the paint spraying chamber (1), an air conveying connecting pipe (14) is fixedly communicated with the outlet of the ozone generator (13), a rotary joint (12) is jointly arranged at the rear end of the hollow rod (10) and the air conveying connecting pipe (14), and a check valve (15) is fixedly connected to the outer wall of the air conveying connecting pipe (14).

5. A paint booth exhaust filter according to claim 4, wherein, A bubble breaking net (17) is fixedly connected to the inner wall of the fixed water tank (8) and arranged above the stirring blades (11).

6. A paint booth exhaust filter according to claim 4 wherein, A plurality of air exhaust holes (18) are arranged on the outer wall of the hollow rod (10) and arranged at equal intervals.

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