CN213467254U - Coating air supply filter device - Google Patents
Coating air supply filter device Download PDFInfo
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- CN213467254U CN213467254U CN202021298393.6U CN202021298393U CN213467254U CN 213467254 U CN213467254 U CN 213467254U CN 202021298393 U CN202021298393 U CN 202021298393U CN 213467254 U CN213467254 U CN 213467254U
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Abstract
The utility model relates to the technical field of printing waste gas equipment, in particular to a coating air supply filtering device, which comprises a box body, wherein one end of the box body is provided with an air inlet, the other end of the box body is provided with an air outlet, a first filtering mechanism, an air supply unit, a double-pump water supply spraying mechanism, a second filtering mechanism, the first filtering mechanism and the second filtering mechanism are cloth belt filters, the air supply unit is a centrifugal fan, one end of the air supply unit, which is close to the air inlet, is an air suction port, the other end is an air blowing port, the double-pump water supply spraying mechanism comprises a water supply tank, a first power-on valve, a first water pump, a second power-on valve and a plurality of spray heads, the device solves the traditional coating waste gas treatment device, only plays the role of concentrated discharge after collecting waste gas discharged by a coating machine, and can not treat, the emission does not reach the standard, and the problems of the surrounding environment and the air quality are seriously influenced.
Description
Technical Field
The utility model relates to a printing waste gas equipment technical field especially relates to an application air supply filter equipment.
Background
In the production process of the coating and printing industry, a large amount of waste gas is discharged. The waste gas is mainly generated in the processes of inking, drying and compounding, and the volatilized organic solvent is a main source of waste gas pollution. The coating waste gas has complex components, contains organic gases such as ethanol, ethyl acetate, butyl acetate, propyl acetate, toluene, xylene and the like, is heavy in peculiar smell, is inflammable and explosive, and has larger environmental pollution after the waste gas is not purified and discharged. There is also a large amount of dust in the paint and print production shop. At present, traditional application exhaust treatment device only plays the effect of concentrating the emission after collecting the exhaust waste gas of coating machine, can not handle the harmful substance in the waste gas, discharges not up to standard, has seriously influenced surrounding environment and air quality, in order to solve above-mentioned problem, we provide a application air supply filter equipment.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The problem of traditional application exhaust treatment device, only play the effect of concentrating the emission after collecting the exhaust waste gas of coating machine, can not handle the harmful substance in the waste gas, discharge not up to standard, seriously influenced surrounding environment and air quality is provided a application air supply filter equipment.
(II) technical scheme
A coating air supply filtering device comprises a box body, wherein one end of the box body is provided with an air inlet, the other end of the box body is provided with an air outlet, a first filtering mechanism, an air supply unit, a double-pump water supply spraying mechanism, a second filtering mechanism, the first filtering mechanism and the second filtering mechanism are cloth belt filters, the air supply unit is a centrifugal fan, one end of the air supply unit, which is close to the air inlet, is an air suction port, the other end of the air supply unit is an air blowing port, the double-pump water supply spraying mechanism comprises a water supply tank, a first electric valve, a first water pump, a second electric valve and a plurality of nozzles, the input end of the first electric valve is communicated with the water supply tank, the output end of the first electric valve is communicated with the first water pump and the second water pump respectively, the input end of the second electric valve is communicated with the first water pump and the, the first water pump, the second two-way electric valve are communicated to form a main water flow passage, and the first two-way electric valve, the second water pump and the second two-way electric valve are communicated to form a standby water flow passage.
As preferred technical scheme, just be located first filter mechanism on the shell of box, second filter mechanism department installs access door.
As the preferred technical scheme, an air suction opening of the centrifugal fan is provided with an active carbon filter screen.
According to a preferable technical scheme, the water filter is arranged between the second electrically operated valve and the spray head, and is used for filtering water in the water supply tank to prevent impurities or sand particles in the water supply tank from being present, so that on one hand, the spray head is prevented from being blocked by the impurities, and on the other hand, the sand particles are prevented from flowing out of the spray head to damage sprayed and cleaned workpieces.
As the preferred technical scheme, a pressure regulating pipeline is communicated between the spray head and the water supply tank, the pressure regulating pipeline can regulate the pressure of water discharged from the spray head, a regulating valve is arranged on the pressure regulating pipeline, the flow rate of the water flowing into the pressure regulating pipeline can be controlled by controlling the regulating valve, a certain partial pressure effect is achieved, and therefore the water discharge pressure of the spray head can be controlled.
As the preferred technical scheme, a plurality of spray heads are all arranged in the box body, the bottom of the box body is communicated with the water supply tank, and water sprayed by the spray heads finally flows into the water supply tank, so that the recycling of spray water is realized, the water is continuously filtered by the water filtering mechanism, the water in the water supply tank cannot change due to long-term recycling, and the service life of circulating water is prolonged.
Preferably, an on-off valve is further provided between the water supply tank and the first electrically operated valve.
(III) advantageous effects
The utility model has the advantages that: when the device is used, the centrifugal fan is started firstly, one end of the centrifugal fan is an air suction port, the other end of the centrifugal fan is an air blowing port, waste gas discharged by the coating machine is introduced into an air inlet of the device, the centrifugal fan sucks the waste gas from one end and discharges the waste gas from the other end, the waste gas sequentially passes through the first filtering mechanism, the activated carbon filtering net, the double-pump water supply spraying mechanism and the second filtering mechanism, the waste gas is subjected to multi-stage filtering and purifying treatment and then is discharged from an air outlet, the double-pump water supply spraying mechanism can precipitate solid particles in the waste gas, the dust content in the waste gas is also reduced, water-soluble VOC in the waste gas is greatly dissolved, in addition, two electric valves and two water pumps are adopted, two independent water flow passages are formed, in the using process, when the water pump in one water flow passage does not work or works abnormally, the water flow passage can be switched, can maintain the water pump of damage this moment, guaranteed when a water pump damages, whole spray set can also continue work, maintains the normal operating of whole production line, and the device has solved traditional application exhaust treatment device, only plays the effect of concentrating the emission after collecting the exhaust waste gas of coating machine, can not handle the harmful substance in the waste gas, discharges not up to standard, has seriously influenced the problem of surrounding environment and air quality.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of the dual-pump water supply spraying mechanism of the present invention
1-a box body; 2-air inlet; 3, air outlet; 4-a first filtering mechanism; 5-air supply unit; 6-double pump water supply spraying mechanism; 7-a second filtering mechanism; 8-first on electric valve; 9-a first water pump; 10-a second water pump; 11-second-way electrically operated valve; 12-a plurality of spray heads; 13-an access door; 14-activated carbon filter screen; 15-a water filtration mechanism; 16-a pressure regulating pipeline; 17-a regulating valve; 18-a switching valve; 19-a water supply tank;
Detailed Description
The utility model relates to a coating air supply filter equipment, do further explanation with the attached drawing.
A coating air supply filtering device comprises a box body 1, one end of the box body 1 is provided with an air inlet 2, the other end is provided with an air outlet 3, a first filtering mechanism 4, an air supply unit 5, a double-pump water supply spraying mechanism 6, a second filtering mechanism 7, the first filtering mechanism 4 and the second filtering mechanism 7 are cloth belt filters which are sequentially arranged in the box body 1 from the air inlet 2 to the air outlet 3, the air supply unit 5 is a centrifugal fan, one end of the air supply unit close to the air inlet 2 is an air suction port, the other end of the air supply unit is an air blowing port, the double-pump water supply spraying mechanism 6 comprises a water supply water tank 19, a first through electric valve 8, a first water pump 9, a second water pump 10, a second through electric valve 11 and a plurality of spray heads 12, the input end of the first through electric valve 8 is communicated with the water supply water tank 19, the output end of the first water pump 9 and the second water pump, second water pump 10 intercommunication, and the output communicates with a plurality of shower nozzles 12, first logical electric valve 8, first water pump 9, second logical electric valve 11 intercommunication constitutes main water flow path, first logical electric valve 8, second water pump 10, second logical electric valve 11 intercommunication constitutes standby water circulation way, this double pump supplies water and sprays mechanism and adopts two motorised valves and two water pumps, two independent water flow path have been constituted, in the use, when the water pump in a water flow path is out of work or work is unusual, can switch to another water flow path through the motorised valve, can maintain the water pump that damages this moment, when having guaranteed that a water pump damages, whole spray set can also continue work, maintain the normal operating of whole production line.
Furthermore, the outer shell of the box body 1 is provided with a first filtering mechanism 4, and an access door 13 is arranged at the second filtering mechanism 7.
Furthermore, an active carbon filter screen 14 is installed at the air suction opening of the centrifugal fan.
Further, the water filter 15 is arranged between the second through electric valve 11 and the spray head 12, the water filter 15 filters water in the water supply tank 19, and impurities or sand and dust particles in the water supply tank 19 are prevented from existing, so that the spray head 12 is prevented from being blocked by the impurities on one hand, and the sand and dust particles are prevented from flowing out of the spray head 6 on the other hand, and damage is caused to spray-cleaned workpieces.
Furthermore, a pressure regulating pipeline 16 is communicated between the spray head 12 and the water supply tank 19, the pressure regulating pipeline 16 can regulate the pressure of the water discharged from the spray head 12, a regulating valve 17 is arranged on the pressure regulating pipeline 16, the flow of the water flowing into the pressure regulating pipeline 16 can be controlled by controlling the regulating valve 17, a certain partial pressure effect is achieved, and therefore the water discharge pressure of the spray head can be controlled.
Furthermore, a plurality of spray heads 12 are arranged in the box body 1, the bottom of the box body 1 is communicated with the water supply tank 19, and water sprayed by the spray heads finally flows into the water supply tank 19, so that recycling of spray water is realized, water is continuously filtered through the water filtering mechanism 15, water in the water supply tank 19 cannot change due to long-term recycling, and the service cycle of circulating water is prolonged.
Further, an on-off valve 18 is provided between the water supply tank 19 and the first electrically operated valve 8.
The utility model discloses the theory of operation as follows: when the device is used, the centrifugal fan is started firstly, one end of the centrifugal fan is an air suction port, the other end of the centrifugal fan is an air blowing port, waste gas discharged by the coating machine is introduced into the air inlet 2 of the device, the centrifugal fan sucks the waste gas from one end and discharges the waste gas from the other end, the waste gas sequentially passes through the first filtering mechanism 4, the activated carbon filter screen 14, the double-pump water supply spraying mechanism 6 and the second filtering mechanism 7, the waste gas is subjected to multi-stage filtering and purifying treatment and then is discharged from the air outlet 3, the double-pump water supply spraying mechanism 6 can precipitate solid particles in the waste gas, the dust content in the waste gas is reduced, water-soluble VOC in the waste gas is greatly dissolved, in addition, two electric valves and two water pumps are adopted, two independent water flow passages are formed, when the water pump in one water flow passage does not work or works abnormally, the water flow passage can be switched to the other water flow, can maintain the water pump of damage this moment, guaranteed when a water pump damages, whole spray set can also continue work, maintains the normal operating of whole production line, and the device has solved traditional application exhaust treatment device, only plays the effect of concentrating the emission after collecting the exhaust waste gas of coating machine, can not handle the harmful substance in the waste gas, discharges not up to standard, has seriously influenced the problem of surrounding environment and air quality.
The above embodiments are merely to describe the preferred embodiments of the present invention, and not to limit the concept and scope of the present invention, and without departing from the design concept of the present invention, various modifications and improvements made by the ordinary person in the art to the technical solution of the present invention should fall into the protection scope of the present invention, and the technical contents claimed by the present invention are all described in the claims.
Claims (7)
1. The utility model provides a coating air supply filter equipment, includes box (1), its characterized in that: one end of the box body (1) is provided with an air inlet (2), the other end of the box body is provided with an air outlet (3), a first filtering mechanism (4), an air supply unit (5), a double-pump water supply spraying mechanism (6) and a second filtering mechanism (7) are sequentially arranged in the box body (1) along the air inlet (2) to the air outlet (3), the first filtering mechanism (4) and the second filtering mechanism (7) are cloth belt filters, the air supply unit (5) is a centrifugal fan, one end of the air supply unit, close to the air inlet (2), is an air suction port, the other end of the air supply unit is an air blowing port, the double-pump water supply spraying mechanism (6) comprises a water supply tank (19), a first electrifying electric valve (8), a first water pump (9), a second water pump (10), a second electrifying valve (11) and a plurality of spray heads (12), the input end of the first electrifying valve (, and the output end is respectively communicated with the first water pump (9) and the second water pump (10), the input end of the second through electric valve (11) is respectively communicated with the first water pump (9) and the second water pump (10), the output end is communicated with the plurality of spray heads (12), the first through electric valve (8), the first water pump (9) and the second through electric valve (11) are communicated to form a main water flow passage, and the first through electric valve (8), the second water pump (10) and the second through electric valve (11) are communicated to form a standby water flow passage.
2. The coating air supply filter device according to claim 1, characterized in that: the outer shell of the box body (1) is provided with a first filtering mechanism (4), and the second filtering mechanism (7) is provided with an access door (13).
3. The coating air supply filter device according to claim 1, characterized in that: an active carbon filter screen (14) is arranged at the air suction opening of the centrifugal fan.
4. The coating air supply filter device according to claim 1, characterized in that: the water filter (15) is arranged between the second electric valve (11) and the spray head (12), and the water filter (15) filters water in the water supply tank (19).
5. The coating air supply filter device according to claim 1, characterized in that: still communicate between shower nozzle (12) and water supply tank (19) pressure regulating pipeline (16), pressure regulating pipeline (16) can adjust the pressure size that shower nozzle (12) go out water, be provided with governing valve (17) on pressure regulating pipeline (16).
6. The coating air supply filter device according to claim 1, characterized in that: the plurality of spray heads (12) are all arranged in the box body (1), and the bottom of the box body (1) is communicated with a water supply tank (19).
7. The coating air supply filter device according to claim 1, characterized in that: and a switch valve (18) is also arranged between the water supply tank (19) and the first electrified electric valve (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021298393.6U CN213467254U (en) | 2020-07-06 | 2020-07-06 | Coating air supply filter device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021298393.6U CN213467254U (en) | 2020-07-06 | 2020-07-06 | Coating air supply filter device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213467254U true CN213467254U (en) | 2021-06-18 |
Family
ID=76359876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021298393.6U Active CN213467254U (en) | 2020-07-06 | 2020-07-06 | Coating air supply filter device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213467254U (en) |
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2020
- 2020-07-06 CN CN202021298393.6U patent/CN213467254U/en active Active
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