CN2120631U

CN2120631U - Water cleam smear room

Info

Publication number: CN2120631U
Application number: CN 92207035
Authority: CN
Inventors: 李丽红
Original assignee: Individual
Current assignee: Individual
Priority date: 1992-04-09
Filing date: 1992-04-09
Publication date: 1992-11-04

Abstract

The utility model relates to water clean smear room, in particular to water clean smear room which can purify spray dust which permeates in a smear room. The water clean smear room is divided into the smear room and a clean room by a hollow body made into a box body and the water curtain plate of a parabolic shape whose bottom end is formed by a plurality of dels in the angles of 60 DEG. The clean room is provided with a scoop-shaped device. By an exhaust fan above the clean room, the spray dust in the smear room and water layer are pumped up together and are thoroughly mixed, than the spray dust is washed down, and air which is purified is exhausted out, which enables the pollution nuisance of air to reduce to the lowest and raises the quality of the air.

Description

Water cleam smear room

The utility model system provides a kind of washing paint booth, and it is the disappearance that the improvement traditional water is washed paint booth, utilizes the gas-liquid mixed principle again, is equipped with each element, and it is minimum that air pollution problems inherent in the spray painting operation is reduced to, and the phase makes air be kept the most high-quality.

By general application factory, when being engaged in painting operation, often only to discharge outdoor by adorning the filthy air that an air exhauster directly is distributed with the application dust, not only cause environmental pollution, the health of harmful to human more, be head it off, in the streets the washing paint booth system of tradition adopts rectilinear water curtain plate, the indoor installing washing of dry cleaning head, the washing of mat water curtain plate and the washing head sprinkling and the application dust is washed, so, this machine has following 2 shortcomings: (1) is following water layer along work water curtain plate, is subjected to the air exhauster strong suction water layer is removed toward both sides, forms a breach in the middle of the water curtain, the application dust of great majority is directly taken away by air exhauster from indentation, there, cause clean result not good (as Fig. 2), (2) application dust is pumped down to clean chamber through the water curtain breach, and the water spray with the washing head is washed again, but the spray orifice of washing head is often after use a period of time, blocks and loses clean result (as Fig. 1) just be coated dust.Moreover, the washing paint booth of another tradition in the streets, tie up to clean and add weldering one arc and several baffle plates in the chamber, utilize air exhauster that water layer is rolled, the spray that the mat impingement baffles is produced washs the application dust get off, and right, this machine also has following disappearance: (1) arc directly is welded on the body, the long-term attached work of being washed of application dust causes cleaning very difficult on arc.(2) the arc curvature is too short does not have a turn-over point, and spray can not be done effective collision, and water droplet is difficult to effective the mixing with air, clean result not good (as Fig. 3).(3) excesssive gap of baffle plate and arc (as Fig. 3) application dust is taken away fast by air exhauster, also causes clean result not good, and filthy air drains into outdoor, is detrimental to health.

The purpose of this utility model is to overcome the general washing paint booth last disappearance of design and application dust difficult treatment during the use that causes, and air quality is difficult to shortcomings such as raising,

As body, the water curtain plate of joining a parabolic shape is divided into two Room with body with a hollow box body in the utility model system, and one is paint booth, and one for cleaning the chamber; And in the bottom of this parabolic shape water curtain plate, the right arrangement constituted by a left side by 60 ° del by each limit angle in system, and in clean chamber (behind the parabolic shape water curtain backboard) installing one spoonful of shape device and several floor both sides to the baffle plate of intermediate, inclined, make between parabolic shape water curtain plate and the spoon shape device and constitute a gas-liquid mixed chamber, on cleaning the chamber, install a centrifugal powerful air exhauster again, after air exhauster starts, strong suction, to contain the air of application dust and water layer rolls and impacts behind parabolic shape water curtain backboard, water droplet to all the winds disperses, and water droplet mixes in the gas-liquid mixed chamber fully with the air that contains the application dust.Application dust in the air is then got off by water droplet washing one by one, and the air quality of discharge is improved, the unlikely misgivings that human body had harm.

Be further to understand the structure and the feature of the utility model, describe in detail in conjunction with figs. hereinafter:

The section plan of washing paint booth is commonly used by Fig. 1 system.

The use schematic diagram of washing paint booth is commonly used by Fig. 2 system.

Fig. 3 is another section plan of commonly using the washing paint booth.

Fig. 4 is the section plan of the utility model washing paint booth.

Fig. 5 is the front view of the utility model washing paint booth.

Fig. 6 is the use schematic diagram of the utility model washing paint booth.

Number in the figure is described as follows:

10. casing 21. application dust

11. tank 30. is cleaned the chamber

12. water pipe 31. centrifugal exhausters

13. water curtain plate 32. baffle plates

14. dividing plate 33. air inlets

15. spoon shape device 18. ports

16. spoon body 22. vees

17. groove gas-liquid mixed chambers 19.

20. paint booth

At first seeing also Fig. 4, is the section plan of the utility model washing paint booth, is to be body by a casing 10 that is hollow form; Establish a tank 11 in central top, and connect a water pipe 12, the water curtain plate 13 of tank 11 other device one parabolic shapes is divided into casing 10 paint booth 20 and cleans 30, the right side arranges and is constituted by a left side by 60 ° del in the bottom of parabolic shape water curtain plate 13, divide into one spoonful of shape device 15 in 30 bottoms, clean chamber, this spoonful shape device 15 can be divided into two parts, one is for directly being welded in the dividing plate 14 of casing 10 bottoms, it two is the easy spoon bodies 16 of loading and unloading, below dividing plate 14, be provided with port 18, make the tank in paint booth 20 and the clean chamber 30 can intercommunication, on dividing plate 14, be provided with groove 17 in addition, spoon body 16 is inserted in the groove 17 of dividing plate 14, make and form a gas-liquid mixed chamber 19 between the water curtain plate 13 of spoonful shape device 15 and parabolic shape, each installing of both sides is by the baffle plate 32 of both sides to intermediate, inclined and mutual irregular arrangement on gas-liquid mixed chamber 19, and a centrifugal powerful air exhauster 31 is then set up in the top.

Through the washing paint booth of above-mentioned element, its mode of operation is as follows:

Seeing also Fig. 6 is the use schematic diagram of the utility model washing paint booth, as shown in the figure, be full of application dust 21 in the paint booth 20, application dust 21 is subjected to roll stream and following water layer is done the washing of phase I along work parabolic shape water curtain plate 13, be a seal cavity because of cleaning chamber 30 again, unique place that is communicated with paint booth 20 is an air inlet 33, the powerful suction that centrifugal exhauster 31 is produced, via air inlet 33 again by vee 22 places at 60 ° of angles of parabolic shape water curtain plate 13 bottoms, form several suction points, cooperate spoon shape device 15 water layer to be separated into two-layer again, be subjected to the effect of suction, the air and the water layer that contain application dust 21 are drawn to gas-liquid mixed chamber 19 via each vee 22 along work spoon shape device 15, water layer impacts parabolic shape water curtain plate 13, the water droplet that spreads out fully mixes with application dust 21, the current that contain application dust 21 then flow in the tank from air inlet 33 behind along work spoon shape device 15, wherein will up be inhaled by centrifugal axle blower fan 31 with the air of purification because of impacting the aqueous vapor that is produced, up run into baffle plate 32 when aqueous vapor and just be condensed on the baffle plate, will fall into tank more at last.

Key character and purpose for understanding the utility model are respectively described below again:

The water curtain plate 13 of one parabolic shape, it mainly is at the rectilinear water curtain of tradition, when painting operation, when dust sprays to water curtain, cause application dust 21 to scatter, or the attached once more work of bounce-back make the shortcoming of working substance rough surface improve on working substance, utilize water layer on the water curtain plate 13 of parabolic shape, to roll flow phenomenon, make application dirt 21 be washed by water layer along work water curtain plates.

It mainly is that to utilize spoon body 16 that moisture is divided into two-layer up and down for one spoonful of shape device 15, make the water layer attenuation on upper strata be beneficial to draw, moreover spoon body 16 has a turn-over point, water layer is impacted in parabolic shape water curtain plate 13 by the tangential direction of turn-over point, the formation water droplet scatters, and the application dust in the air 21 is washed.

The vee 22 at 60 ° of angles of one water curtain plate, 13 bottoms, through creator's experimental result:

When vee was 60 ° of angles, the most moderate water droplet area of dispersion of the drop size that is formed was wide and even, clean result the best, and its purifying rate can reach 99% above clean result.

Vee 22 is during less than 60 °, the water droplet that is formed is too small, water droplet almost nebulizes, not only not good to the clean result of application dust 21, instead drawn by centrifugal exhauster 31 with the work dust, the fault rate of air exhauster 31 thereby increase, and vee 22 angle too small also cause the load of air exhauster 31 to increase.

Vee 22 is during greater than 60 °, and the water droplet that is formed is big and concentrate, and the application dust of part only can be washed in the space of formation many places, and clean result is relatively poor.

In sum, the utility model washing paint booth, through repeatedly research experiment and improvement, it not only solves every disappearance of traditional type, improves clean result, and the air cleaning rate is reached more than 99%, really can take the demand of environmental protection into account, and its practicality more accords with the demand in modern times.

Claims

A kind of washing paint booth, system is by a casing that is hollow form, establish the water curtain plate of a tank and a parabolic shape and casing is separated into paint booth and clean chamber in central top, establish one spoonful of shape device in below, clean chamber, spoon shape device can be divided into dividing plate and spoon body, and the spoon body is inserted on the dividing plate, make and form an air port between spoonful body and water curtain plate, above spoon shape device, clean on the face of indoor limit and be fitted with the baffle plate of mutual relatively irregular arrangement to intermediate, inclined, assemble a centrifugal exhauster in its top; It is characterized in that being provided be parabolic shape the water curtain plate in order to do the application dust is flowed down along its camber line by water washing and be set to the vee at 60 ° of angles at water curtain plate end, be of moderate size in order to do the formation that can make water droplet, and utilize one spoonful of shape device to make to become a gas-liquid mixed chamber, the application dust can be washed fully.