CN2206911Y

CN2206911Y - Purifying device for lampblack and paint mist

Info

Publication number: CN2206911Y
Application number: CN 93211871
Authority: CN
Inventors: 高群
Original assignee: Individual
Current assignee: Individual
Priority date: 1993-04-26
Filing date: 1993-04-26
Publication date: 1995-09-06
Anticipated expiration: 2003-04-26

Abstract

The utility model relates to a purifying device for lampblack and paint mist, preventing the exhaust air of the lampblack and the paint mist from polluting environment. An air drawing and exhausting system adopts a combined air entering and exhausting port and a horizontal type radial fan which are combined together, the combined air entering and exhausting port is a thin-wall cylinder, the inner part of the cylinder is partitioned into an upper and a lower parts by a 3/4 circular thin board, the notch of the cylinder is sealed by a fan body, and meanwhile, a port (1) corresponding to the fan body is arranged on the wall of the cylinder to be an exhaust air inlet, a port (6) is arranged on the other wall of the cylinder to be a purified exhaust gas outlet, and a fan blade (7) is horizontally arranged to suck and exhaust air on a horizontal direction.

Description

Purifying device for lampblack and paint mist

The utility model relates to a kind of device that reduces oil smoke, coating cloud waste gas environmental pollution.

At present, diet kitchen and dining room and auto repair " triphen " a large amount of uncontrollable discharge that sprays paint, the city dweller's environment that has been on the rise ground contamination.China is equipped with the large-scale fume purifier of fume except that the kitchen, dining room in large-scale hotel, number in the kitchens, middle-size and small-size dining room of hundreds of thousands, because of place and investment etc. former so almost there is not purifier.Even minority be equipped with simple ventilating fan or smoke exhaust ventilator, because of air quantity is little except that kitchen office work condition is slightly improved, external environment is not had any effect.And the automotive lacquer industry, worse off, uncontrollable discharge is found everywhere.A few months ago, by " the high-pressure electrostatic reconditioner " of Guangdong one tame manufacturer and Hong Kong cooperation research and development, height (8000 yuan/platform), power consumption height, Acceptable life are short because of investing eventually, poor reliability is stranded.So far, small-sized dining room oil smoke, " triphen " purifier that sprays paint have become the difficult problem that Environmental Protection in China department needs to be resolved hurrily.

The purpose of this utility model provides a kind of small-sized purifier, the kitchen fume that it can not only the middle-size and small-size dining room of purified treatment, and " triphen " coating cloud when can purified treatment small and medium-sized car repair shop spraying paint.

This device system is used for the purified treatment of dining room kitchen fume and automotive lacquer " triphen ".It is installed on the top of the kitchen range top or the top of automobile.Device is by the pumping, ventilation system, cleaning system, and pit alert system, four parts such as control system are formed.It is characterized in that: the pumping, ventilation system is made up of the radial fan of combined type porting and horizontal setting.Structurally, the combined type inlet and outlet mouth sheet metal that is 1mm by a thickness of slab be rolled into, diameter is the cylinder of 300mm.The cylinder height is 300mm.The tube in the end of from supreme 200mm, be welded with a back cover plectane.This thickness of slab is 0.5mm, and four-quadrant is cut on its plate.Simultaneously, with the parallel 100mm that upwards improves of the four-quadrant fanning strip that is cut, and fanning strip and back cover garden plate are welded with two thin plates.The height of two thin plates is 100mm, and length is the radius of back cover garden plate.Be about to four-quadrant and surround a fan body.The cambered surface of this fan body is the corresponding wall of cylindrical shell.Then, cambered surface is dug up.Like this, just constituted an inlet channel.Gas enters fan body from the indentation, there of back cover garden plate, and in the opening access to plant on cylindrical shell.With back cover garden plate is benchmark, draw ray with 110 ° and 250 ° respectively in second and third quadrant, all with on the barrel of garden there is an intersection point two wires, be base and width with this section arc between two intersection points again, along the cylindrical shell parallel mobile 100mm that makes progress, dig up this cambered surface, as outlet passageway, whole flow process is to finish under the effect of radial fan.The blade outside diameter of radial fan is 300mm, and internal diameter is 240mm, and blade has adopted the structure of strong forward direction type.Inlet blade angle is 0 °, and the angle of outlet is 72 °, and width of blade is 70mm, and the number of blade is 16, and blade and impeller system employing stainless sheet steel are stamped to form and are one.The side casings of blower fan is by the synthetic plastic moulding, and its thickness of slab is 2mm.Gap between it and the impeller is 12mm recently, is 35mm farthest.This plate one end is connected with screw on the back side body of device, and the other end is connected on the combined type inlet and outlet tube.Blower fan is horizontal arrangement, by radial air inlet.The air inlet angular aperture is 85 °, and leads to the outlet of clarifier-tank.The outlet of combined type inlet and outlet mouth is led in the outlet of blower fan, and its angular aperture is 120 °.It is power that this blower fan adopts load motor, and its rotating speed is 1450r.p.m, and power is 120W, and voltage is 220V.This motor cabinet and is fixed on the upper cover plate with six screws on the upper cover plate of whole device.Come transmission by key between blower fan and the motor.The function of pumping, ventilation system is with the oil smoke of cooking or the coating cloud that sprays paint, under the graviational interaction of blower fan, in the import access to plant of combined type inlet and outlet mouth.Then, in device, interact with scavenging solution.Purified gas flows into the outlet of combined type porting again through blower fan, enter in the atmosphere.Cleaning system system is made up of micropump, flower hole jet pipe, clarifier-tank, scavenging solution.Its function is passed the liquid curtain that contains scavenging solution for oil smoke or the coating cloud that will suck, and gas-liquid interacts, and sloughs grease or coating cloud, reaches the purpose of purification.Water level alarm system system is made up of air chamber jettron, relay, buzzer, key switch etc.Its function is for when the liquid level in the liquid pool drops to the following liquid level of setting, or when liquid level reaches the last liquid level of setting during liquid feeding, automatic warning.

Below in conjunction with drawings and Examples the utility model is further specified.

Fig. 1 is purification process figure of the present utility model.

Fig. 2 is the outward appearance front view of this device.

Fig. 3 is the outward appearance vertical view of this device.

Fig. 4, Fig. 5 are respectively this apparatus structure cutaway view.

1. air inlets, 2. high level alarms, 3. low-level alarms, 4. scavenging solutions, 5. circulating pumps, 6. exhaust outlets, 7. blower fans among the figure

In Fig. 1, air inlet (1), exhaust outlet (6) are combined, and constitute the combined type porting.When connecting power supply, when starting fan (7), water pump (5), oil smoke or coating cloud are under the effect of blower fan gravitation, and air inlet (1) access to plant through the combined type porting passes liquid curtain (4), interact with the liquid that ejects.Purified gas enters exhaust outlet (6) through blower fan (7) again and enters in the atmosphere.

Fig. 2, Fig. 3, Fig. 4, embodiment illustrated in fig. 5 in, combined type porting (1), (6) are installed in the centre of device case (8), scavenging solution (4) area arrangements is on the right of device, near the air inlet (1) of combined type porting; Blower fan (7) is arranged in the left side of device, near the exhaust outlet (6) of combined type porting.Blower fan (7) is rigidly connected by key and motor, and motor (9) is rigidly connected by the upper cover plate (10) of otic placode on it and device.

Fig. 6 is the structure cutaway view of combined type inlet and outlet mouth.In Fig. 6, part (11) is a thin-walled garden tube, and (12) are diaphragm plate, and (13) are fan body, and (14) are the fan body lamina tecti.Oil smoke or coating cloud enter from " air inlet ", through top breach among the figure, are around to the below breach, locate to discharge through " giving vent to anger " then.

Fig. 7 is " left side is looked " cutaway view of combined type inlet and outlet mouth.

Owing to adopted radial fan, the appearance and size of this device reduced widely.And the use of combined type inlet and outlet mouth when the device physical dimension reduces, has increased the action time of gas-liquid two-phase flow, has improved purification efficiency.Especially this blower fan has used strong forward direction type blade first, and the angle of fan air inlet, exhaust outlet is suitable, causes and has both guaranteed the big (1000m of air quantity ²/ h), taken into account blast (about 120mm water column) again, and noise is little, air velocity low (about 6m/s) in the device.Simultaneously, invest low (2000 yuan/platform), operating cost low (120 watts of power of fan, 80 watts of pump powers), the scavenging solution replacement cycle is long, does not cause secondary pollution, and the scavenging solution market price is low.Especially this device has adopted the principle of negative pressure exhausting, has avoided fan blade to adhere to greasy dirt or lacquer dirt, and has caused unbalance dynamic.

This device profile is similar to the family kitchen smoke exhaust ventilator, and long * wide * high=1000 * 760 * 350, equipment weighs 32 kilograms.

Claims

1, a kind of oil smoke, paint mist purifying means of combining by pumping, ventilation system, cleaning system, pit alert system, control system, it is characterized in that: the radial fan of combined type inlet and outlet mouth and horizontal setting is combined in the pumping, ventilation system; Combined type inlet and outlet mouth, by book wall cylinder (11), diaphragm plate (12), a hollow fan body (13) that is connected with the tube internal partition first half, and tube first half wall on have import and form with exporting; Wherein cylinder is rolled into the cylinder that diameter is 300mm by sheet metal; This high 300mm, the tube in the end of to 200mm, with a dividing plate tube is separated up and down, this dividing plate four-quadrant is removed, with the parallel 100mm that upwards improves of the four-quadrant fanning strip that is removed, thin plate four-quadrant and back cover plectane are surrounded a fan body, constitute an inlet channel; With between 110 ° to 250 ° in second and third quadrant on the cylinder internal partition, height is dug up for the cambered surface of 100mm, just forms the exhaust passage simultaneously.

2, oil smoke according to claim 1, paint mist purifying means is characterized in that: radial fan is horizontal placement, and its axis is parallel with the central axis of combined type porting; The side casings of this blower fan is by the synthetic plastic moulding, thickness of slab is 2mm, minimum distance is 12mm between it and the impeller, and the widest part is 35mm, and this plate one end is connected on the back side body of device with screw, the other end is connected on the combined type inlet and outlet mouth barrel, blower fan is that the INO Intake Open bicker is 85 °, and is next to the exit of clarifier-tank air-flow by radial air inlet, the outlet of combined type intake and exhaust is led in the gas outlet of blower fan, and its angular aperture of giving vent to anger is 120 °.