CN107702244B - Sand washing air purification device - Google Patents

Abstract

The invention discloses a sand washing air purification device, which belongs to the field of air purification, and comprises an air purification cylinder and a sand grain purification tank which are communicated with each other, wherein an air compressor and a filter group are arranged at an air inlet, an air outlet is arranged at the upper part of the sand grain purification tank, a spiral ascending cleaning channel is arranged in the air purification cylinder, an air sand mixture flows in the cleaning channel, the upper end of the air purification cylinder is connected with the sand grain purification tank, cleaning water is arranged in the sand grain purification tank, a stirring wheel is arranged at the bottom of the air purification tank, and cleaned sand grains return to the air purification cylinder.

Description

A kind of sand washing air purification device

technical field

The invention relates to an air purification device, in particular to a sand washing air purification device, which belongs to the field of air purification.

Background technique

With the development of my country's industry and the increase in the number of cars, the air quality has deteriorated and the number of haze days has increased. The air purification device is an indoor air purification device that filters the dust and harmful gases contained in the air and sends the purified air into the room. If the factory discharges industrial waste gas, the purified air is discharged to nature and the air quality of nature is improved, which will prevent air pollution from the source, reduce the harm to humans, animals and plants, and also get air from the source The control of pollution will reduce the purification of air by thousands of households.

The treatment of air through the air purification device can prevent the inhalation of harmful gases from harming the lungs of the human body and causing human diseases. Therefore, the air purification equipment needs to be able to purify the exhaust gas at the exhaust end, and to process it in the living and working places air purification equipment.

Contents of the invention

In view of the current air pollution phenomenon, it is necessary to purify the air from the discharge source and the living place. The present invention provides a sand washing air purification device, which can be used not only at the industrial discharge end, but also for life and work. The air purification of the place can minimize the emission of pollution sources, reduce the breathing of harmful gases as much as possible, ensure the living environment of animals and plants, reduce human disease troubles, and ensure the health of the people.

The technical solution of the present invention is: a sand washing air purification device, characterized in that: the sand washing air purification device includes an air purification cylinder and a sand purification tank connected to each other, the air inlet is arranged at the lower part of the air purification cylinder, and the air inlet An air compressor and a filter group are installed, and the air outlet is set on the upper part of the sand purification tank. There is a spiral cleaning channel in the air purification cylinder, and a mixture of air and sand flows in the cleaning channel. The upper end of the air purification cylinder is connected to the There is a sand purification tank, there is cleaning water in the sand purification tank, a sand cleaning and conveying agitator is installed at the bottom, and the air purification cylinder and the sand purification tank are connected to each other. The upper part of the air purification tank and the sand purification tank is provided with an air sand flow channel for blowing the sand flow direction, and the lower part is provided with clean sand. Relying on the return channel of the white weight, the sand purification tank is equipped with a replenishment valve, which is connected with a liquid level gauge, and the liquid level gauge is provided with upper and lower limits. The sand purification tank is provided with a drain valve, and the drain valve is connected to the control Sewage discharge is carried out through the control of the controller. There is a sludge discharge pump at the bottom of the sand purification tank. The discharge pump is connected to the controller, and the sludge is discharged through the excavation of the controller. During the operation of the discharge pump, the air pressure can be stopped. The operation of the machine can also stop the operation of the motor, and the sand particles are accumulated at the bottom of the sand purification tank. The agitator driven by the motor is used to transport the sand to the upper mouth of the return channel, and the cleaned sand returns to the air purification cylinder.

Further, the filter group includes an initial effect filter, an electrostatic precipitator, and an ozone removal filter;

Further, the sand particles are metal sand particles, and the size of the metal sand particles is between 0.2-0.05mm;

Further, an atomization device is provided on the upper part of the air purification cylinder and the sand purification tank;

Furthermore, the air-sand flow channel is a horn-shaped structure with a large inlet and a small outlet, and the return channel is a slide-like smooth structure.

The positive effects of the present invention are: by setting an air purification cylinder and a sand purification tank in the sand washing air purification device, the air can be cleaned and purified by sand particles in the air purification cylinder, and the sand can be cleaned and transported in the sand purification tank ;By setting the sand purification tank on the upper side of the air purification cylinder, the air pressure can be used to blow the sand to the top of the air purification cylinder, and then enter the sand purification tank through the air sand flow channel, and then return to the air purification by using the self-return of the sand The bottom of the cylinder is reused; by setting an air compressor and a filter group at the air inlet in sequence, the air can be pressurized to facilitate mixing with sand particles under the blowing of the air to clean the air one by one, and can use multiple A dust collector filters ozone and harmful gases in the air; by setting a spiral cleaning channel in the air purification cylinder, the air pressure can be used to mix or lift the air and sand particles along the spiral cleaning channel, and frictionally clean each other , so that the air can be further purified; by setting a replenishment valve, a drain valve and a discharge pump in the sand purification tank, the cleaning water in the sand purification tank can be supplemented, the polluted water can be discharged, and the sludge at the bottom can be discharged. Exclude; by setting the atomization device on the upper part of the air purification cylinder and the sand purification tank, it is beneficial to wetting the sand in the air purification cylinder and further cleaning the fine dust in the air in the sand purification tank; this structure The sand washing air purification device can not only be used for air purification in work and living places, but also can be used at the industrial discharge end. Due to the low manufacturing cost and simple process, it is conducive to popularization and application, and is conducive to purifying the surrounding environment and reducing harmful gas emissions. The survival of humans, animals and plants is conducive to the prevention and treatment of human diseases, reducing the frequency of medical visits, reducing the medical expenses of the state and individuals, and is conducive to the promotion of human health.

Description of drawings

Fig. 1 is a schematic diagram of the overall side structure of the present invention.

Fig. 2 is a schematic top view of the air purification cartridge along line A-A1 in Fig. 1 .

Detailed ways

The specific technical solutions of the present invention will be further described in detail below with reference to the accompanying drawings.

In the accompanying drawings, the parts represented by the labels are: 10-air inlet, 11-air compressor, 12-filter group, 12a-, primary filter, 12b-ozone removal filter, 12c-electrostatic precipitator, 13-air cleaning cylinder, 13a-cleaning channel, 14-air sand flow channel, 15-sand particle purification tank, 16-return channel, 17-motor, 18-stirring wheel, 19-sand particles, 20-air outlet, 21-cleaning Water, 22-discharge pump, 23-replenishment valve, 24-drainage valve, 25-atomization device.

Technical scheme of the present invention is a kind of sand washing air purification device, and Fig. 1 is the whole side structure schematic diagram of the present invention. Fig. 2 is a top view structural diagram of the air purification cylinder along the line A-A1 in Fig. 1. The sand washing air purification device comprises an air purification cylinder 13 and a sand particle purification tank 15 which communicate with each other. 20 is arranged on the upper part of the sand purification tank 15, and the air purification cylinder 13 is provided with a spiral cleaning channel 13a, and a mixture of air and sand particles 19 flows in the cleaning channel 13a, and the upper end of the air purification cylinder 13 is connected to the sand purification tank 15 , the sand purification tank 15 is a sealed structure, there is cleaning water 21 in the sand purification tank 15, the bottom is provided with a stirring wheel 18 for sand cleaning and transportation, and the cleaned sand 19 is returned to the air purification cylinder 13, and the device is provided with a controller , to control the cleaning device.

The tops of the air cleaning cylinder 13 and the sand purification tank 15 are respectively provided with atomizing devices, which are sprayed into the air purification cylinder 13 and the sand purification tank 15, further making the dust attached to the moisture in the air sink, especially in the sand particles. The fine dust in the purification pool 15 is dissolved in water after falling, so that the air is further cleaned.

The upper part of the interconnected air purification cylinder 13 and the sand purification tank 15 is provided with an air sand flow channel 14 where the air blows the sand 19 to flow, and the lower part of the two is connected with a return channel 16 where the clean sand 19 returns to the air purification cylinder 13 by its own weight. , the air-sand flow channel 14 is a trumpet-shaped structure with a large inlet and a small outlet, and the return channel 16 is a slide-like smooth structure.

The filter group 12 includes a primary filter 12a, an ozone removal filter 12b, and an electrostatic precipitator 12c. The filter group 12 performs layer-by-layer filtration and removal of harmful gases contained in the air.

Although filters such as the primary filter 12a, the deozone filter 12b, and the electrostatic precipitator 12c are used in the present embodiment, if it is used for an industrial emission purification device, the corresponding gas for harmful gases in the exhaust gas can be used Filter screen or process medicine filter, filter harmful gas, meet emission standards.

The sand particles 19 are metal sand particles, the size of which is between 0.2-0.05mm, and the sand particles are irregular sand particles, which can clean the tiny dust attached to the air and have a cleaning and filtering effect on the air.

Cleaning water 21 is stored in the described grit purification tank 15, and the grain purification tank 15 is connected with a replenishment valve 23, and a liquid level gauge is arranged on the replenishment valve 23, and an upper limit and a lower limit are arranged on the liquid level gauge, and when the water level drops to the lower limit, Automatic water replenishment, when the water level rises to the upper limit, it will automatically stop replenishing water.

The sand purification tank 15 is provided with a drain valve 24, the drain valve 24 is connected to the controller, and the sewage is discharged through the control of the controller. According to the setting time, the controller controls the drain valve 24 to discharge the sewage. After the discharge, When the water level drops to the lower limit, the water supply valve 23 is controlled to open the automatic water supply.

The bottom of the sand purification tank 15 is provided with a sludge discharge pump 22, and the discharge pump 22 is connected to the controller. After a period of cleaning of the sand particles 19, a certain amount of sludge will be deposited at the bottom of the sand purification tank 15. The control can regularly remove the sludge and purify the sand purification tank 15, so that the sand 19 can be purified, and the purpose of air purification can be further obtained.

According to the controller control program, during the operation of the discharge pump 22, the operation of the air compressor 11 can be stopped, and the operation of the motor 17 can also be stopped. The motor 17 is a motor 17 with a reducer, which is accumulated at the bottom of the sand purification tank 15 The sand grains 19 are transported to the mouth of the backflow channel 16 by the stirring wheel 18 driven by the motor 17 . There are one or more stirring wheels 18, depending on the size of the purified sand purification pool 15, and similarly, one or more return channels 16 can also be provided.

In the sand washing air purification device, the air is sucked from the air inlet 10 by the air compressor 11, and passes through the primary filter 12a, the ozone removal filter 12b, and the electrostatic precipitator 12c to remove large particles contained in the air, filter ozone, Utilize the electrostatic precipitator 12c to remove the charged particles in the air again, and the air is sent into the air cleaning cylinder 13, and in the air cleaning cylinder 13, the grit 19 of metal is moistened, and under the blowing of compressed air, the grit 19 and the air The mixture hovers and dances in the return channel 16, and the air and sand particles 19 rub against each other, and the sand particles 19 stick to the dust in the air, and the rising air-sand mixture enters the sand purification tank 15 along the air-sand flow channel 14 , in the sand particle purification tank 15, along with the weakening of the air pressure, the sand particles 19 will fall into the sand particle purification tank 15, and the air will float up, and the mist generated by the spray device 25 on the top of the sand particle purification tank 15 will further clean the air, and utilize the air outlet Install a drying device to dry the air (drawn on both sides of the air outlet in the figure, but not marked with a label), (if the air is sent to the atmosphere by the factory, there is no need to install a drying device), the cleaned air can be sent to the room or the factory for discharge The terminal ones can be sent to the atmosphere. The grit 19 falling to the bottom of the grit purification tank 15 utilizes the stirrer 18 to send the grit to the upper entrance of the return channel 16, and the clean grit 19 flows back to the air purification cylinder 13 along the recirculation channel 16 by its own weight for reuse.

The present invention can utilize sand grain 19 to clean and purify the air in the air purification cylinder 13 by arranging the air purification cylinder 13 and the sand purification tank 15 in the sand washing air purification device, and the cleaning and cleaning of the sand grain 19 can be carried out in the sand grain purification tank 15. Convey; by setting the sand purification tank 15 on the side of the air purification cylinder 13 tops, the air pressure can be used to blow the sand 19 to the top of the air purification cylinder 13, and then enter the sand purification tank 15 through the air sand flow channel 14, and then use The self-returning of the sand particles 19 returns to the bottom of the air cleaning cylinder 13 for reuse; by sequentially setting the air compressor 11 and the filter group 12 at the air inlet 10, the air can be pressurized to facilitate the interaction with the sand particles 19 under the blowing of the air. Mix and clean the air, and multiple dust collectors can be used to filter particles, ozone, and harmful gases in the air; by setting a spiral cleaning channel 13a in the air purification cylinder 13, the air pressure can be used to clean the air along the spiral. The channel 13a mixes or lifts the air and the sand 19. During the lifting process, the sand 19 and the air rub against each other, so that the air can be further purified; The pump 22 can supplement the cleaning water 21 in the sand purification tank 15, discharge the polluted water, and remove the sludge at the bottom of the water using a sludge pump; The atomizing device 25 is conducive to wetting the sand particles 19 in the air purification cylinder 1, and is conducive to further cleaning the dust in the air in the sand purification tank 15; the sand washing air purification device of this structure can not only be used for work It can also be used for air purification in industrial and living places. Due to the low manufacturing cost and simple process, it is conducive to popularization and application, to purify the surrounding environment, to reduce harmful gas emissions, to the survival of human beings, animals and plants, and to human beings. Disease prevention and treatment, reducing the frequency of medical visits, and reducing national and personal medical expenses are conducive to promoting human health.

Claims (5)

1. The utility model provides an air purification device is washed to sand which characterized in that: the sand washing air purification device comprises an air purification cylinder and a sand grain purification tank which are mutually communicated, an air inlet is formed in the lower portion of the air purification cylinder, an air compressor and a filter group are arranged at the air inlet, an air outlet is formed in the upper portion of the sand grain purification tank, a spiral ascending cleaning channel is formed in the air purification cylinder, a mixture of air and sand grains flows in the cleaning channel, one side of the upper end of the air purification cylinder is connected with the sand grain purification tank, cleaning water is arranged in the sand grain purification tank, a sand grain cleaning conveying stirring wheel is arranged at the bottom of the sand grain purification tank, an air sand flow passage through which air blows sand grains flow is arranged at the upper portion of the air purification cylinder and the sand grain purification tank, a clean sand grain return passage which returns by means of self weight is arranged at the lower portion of the sand grain purification tank, a water supplementing valve is arranged in the sand grain purification tank, a liquid level meter is connected to the water supplementing valve, an upper limit and a water draining valve is arranged in the sand purification tank, sewage is discharged through control of the controller, a drainage pump of the bottom of the sand grain purification tank is provided with sludge, the drainage pump is connected to the controller, sludge is carried out through the manufacture of the controller, the drainage pump is stopped during the running, a motor can stop running, and the sand grains can also be conveyed to the air pump through the bottom stirring wheel, and can be returned to the air purification tank to the upper portion of the air purification tank.

2. A sand washing air cleaning apparatus as claimed in claim 1, wherein: the filter group comprises a primary filter, an electrostatic precipitator and a deodorizing filter.

3. A sand washing air cleaning apparatus as claimed in claim 1, wherein: the sand grains are metal sand grains with the size of 0.2-0.05 mm.

4. A sand washing air cleaning apparatus as claimed in claim 1, wherein: and an atomization device is arranged at the upper parts of the air purification cylinder and the sand grain purification tank.

5. A sand washing air purification device according to claim 2, characterized in that: the air sand flow passage is of a horn-shaped structure with a large inlet and a small outlet, and the backflow passage is of a slide-shaped smooth structure.

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