CN208066543U - A kind of electrostatic oil fume cleaning equipment - Google Patents

Abstract

The utility model discloses a kind of electrostatic oil fume cleaning equipments, including petticoat pipe, fume purifier of fume and the interior exhaust pipe equipped with exhaust blower, it is equipped with the first filter screen successively along oil smoke traffic direction in fume purifier of fume, light barrier, UV etc., second filter screen, electrostatic ionizes component, Electrostatic Absorption component, third filter screen, oil smoke successively by filtering for the first time, ultraviolet light photodissociation is killed virus, second filtering, high pressure ionization is charged, Electrostatic Absorption, and final filtering absorption, under the collective effect of multi-filtering and photodissociation and Electrostatic Absorption, ensure that oil smoke is arranged to the gas of air is clean gas, it is very beneficial for the protection of entire environment, it is worth promoting and applies.

Description

An electrostatic oil fume purification equipment

technical field

The utility model relates to an electrostatic oil fume purification device for kitchen utensils.

Background technique

The range hood is an indispensable kitchen appliance in the modern family kitchen. Its main function is to discharge the cooking fume outside the kitchen to protect people from the harm of the cooking fume. The range hood is directly drawn outdoors, although the influence of kitchen fumes is reduced to a certain extent, but the toxic and harmful fumes are directly discharged into the outdoor atmosphere, which directly causes pollution of the outdoor atmosphere. In order to protect the air environment, a It is particularly necessary to have a kind of oil fume purification equipment that can purify oil fumes and avoid direct discharge of toxic and harmful substances to the atmosphere.

Utility model content

The technical problem to be solved by the utility model is: to purify and absorb the oil fume produced in the kitchen through an electrostatic oil fume purification equipment, the oil fume is purified through photolysis and adsorption, and the toxic and harmful substances are purified, so that the exhaust gas of the oil fume machine is clean gas, The atmospheric environment is protected.

In order to achieve the above object, the technical scheme adopted by the utility model is as follows:

An electrostatic oil fume purification device, comprising a fume hood, an oil fume purification device connected to the fume hood, and an exhaust gas discharge pipe connected to the rear end of the oil fume purification device. The oil fume purification device is sequentially provided with a first filter net, Light barrier, UV lamp, second filter screen, electrostatic ionization assembly, electrostatic adsorption assembly, and third filter screen, the exhaust gas discharge pipe is provided with an exhaust fan connected to an external power supply, and the rear end of the exhaust fan is connected to the external exhaust air Tube.

Further, the first filter screen and the second filter screen are porous mesh stainless steel mesh, and the third filter mesh is composed of two layers of porous mesh stainless steel mesh and an activated carbon bag filled in the middle, and is provided with a device for extracting the activated carbon bag. Open and close the door.

Further, the UV lamp is located between the light baffle and the second filter screen, and the outside is provided with a high temperature resistant lampshade and connected to an external power supply. There are two light baffles, and the two light baffles are respectively obliquely fixed on both sides of the oil fume purification device At the bottom of the inner wall, the slopes of the two light baffles are different. At the same time, the free ends of the two light baffles are not connected, and their surfaces are all coated with a black polytetrafluoroethylene paint layer. The connecting parts of the side inner walls of the device are provided with diversion holes, and the diversion holes are respectively connected with the first oil collection box and the second oil collection box fixed on the top of the inner wall of the smoke hood through the diversion pipe.

Further, the electrostatic ionization assembly includes a high-voltage generator connected to an external power supply and at least four sets of high-voltage positive plates and cathode needles arranged alternately and equidistantly. The high-voltage positive plate is a corrosion-resistant and high-temperature resistant metal conductive plate and is connected to the positive electrode of the high-voltage generator. The cathode needle is a corrosion-resistant and high-temperature-resistant metal conductive rod with serrations on the outside and is connected to the negative pole of the high-voltage generator. The high-voltage generator is connected to an external power supply and is equipped with a short-circuit protector.

Further, the electrostatic adsorption assembly includes at least five sets of adsorption positive plates and adsorption negative plates arranged alternately and equidistantly, the adsorption positive plates are connected to the positive pole of the external power supply, and the adsorption negative plates are connected to the negative pole of the external power supply.

Compared with the prior art, the utility model has the following beneficial effects:

(1) The utility model has the advantages of simple structure, easy manufacture and good oil fume purification effect, and is worthy of vigorous popularization and application.

(2) The utility model not only realizes the extraction of the cooking fume from the outside, but also purifies the cooking fume, so that the gas discharged to the atmosphere is a clean gas, which is very beneficial to the protection of the entire environment.

(3) The utility model adopts multiple filter screens and double purification treatment of ultraviolet light photolysis and electrostatic adsorption, so that the effect of oil fume purification treatment has multiple guarantees, and the purification effect of oil fume is greatly improved.

Description of drawings

Figure 1 is a schematic structural diagram of an electrostatic oil fume purification device.

Among them, the names corresponding to the reference signs are: 1-fume hood, 2-exhaust gas discharge pipe, 21-exhaust fan, 3-oil fume purification device, 4-light baffle, 5-UV lamp, 6-first filter, 7 - second filter screen, 8 - electrostatic ionization component, 81 - high voltage positive plate, 82 - cathode needle, 9 - electrostatic adsorption component, 91 - adsorption positive plate, 92 - adsorption negative plate, 10 - third filter screen.

Detailed ways

The utility model will be further described below in conjunction with the description of the drawings and the embodiments, and the mode of the utility model includes but not limited to the following embodiments.

As shown in Figure 1, an electrostatic oil fume purification device is characterized in that it includes a fume hood 1, an oil fume purification device 3 connected to the fume hood 1, and an exhaust gas discharge pipe 2 connected to the rear end of the oil fume purification device 3. The device 3 is provided with a first filter screen 6, a light baffle plate 4, a UV lamp 5, a second filter screen 7, an electrostatic ionization component 8, an electrostatic adsorption component 9, and a third filter screen 10 in sequence along the oil fume running direction. An exhaust fan is arranged in the pipe, and the rear end of the exhaust fan is connected to an external evacuation pipeline. The first filter screen 6 and the second filter screen 7 are all porous mesh stainless steel mesh, and the third filter mesh 10 is composed of two layers of porous mesh stainless steel mesh and It consists of an activated carbon bag filled in the middle, and is equipped with a switch door for extracting the activated carbon bag. The UV lamp 5 is located between the light baffle and the second filter net, and the outside is equipped with a high temperature resistant lampshade and connected to an external power supply. There are two light baffles 4 , two light baffles 4 are obliquely fixed on the bottom of the inner walls on both sides of the oil fume purification device respectively, the inclinations of the two light baffles 4 are different, and the free ends of the two light baffles 4 are not connected, and the surfaces are all coated with black polytetrafluoroethylene Ethylene paint layer, each piece of baffle plate 4 is provided with a guide hole at the connection between the side inner wall of the oil fume purification device 3, and the guide hole is respectively connected to the first oil collector fixed on the top of the inner wall of the fume hood 1 through the guide tube. The box 41 and the second oil collection box 42, the electrostatic ionization assembly 8 includes a high-voltage generator 83 connected to an external power supply and at least four groups of high-voltage positive plates 81 and cathode needles 82 arranged alternately and equidistantly, and the high-voltage positive plates 81 are corrosion-resistant and resistant The high-temperature metal conductive plate is connected to the positive pole of the high-voltage generator 83, and the cathode pin 82 is a corrosion-resistant and high-temperature-resistant metal conductive rod with external serrations and connected to the negative pole of the high-voltage generator 83. The high-voltage generator 83 is connected to an external power supply and equipped with a short-circuit protector , the electrostatic adsorption assembly includes at least five groups of adsorption positive plates 91 and adsorption negative plates 92 arranged at equal intervals, the charged positive plate 91 is connected to the positive pole of the external power supply, and the charged negative plate 92 is connected to the negative pole of the external power supply.

When the range hood is in operation, the negative pressure generated by the exhaust fan absorbs the kitchen fume into the range hood, firstly passes through the first filter screen, the first filter screen blocks and gathers the large molecular fume in the first filter screen, and enters through the diversion In the oil collection box, after the oil fume passes through the first filter, the oil fume molecules enter the ultraviolet light irradiation area along the gap of the light baffle plate, and due to the collision between the oil fume molecules and the light baffle plate, part of the oil fume molecules can also gather on the light baffle plate and flow into it. The oil collection box, after entering the ultraviolet light irradiation area, the oil fume molecules undergo photolysis and antivirus under the action of ultraviolet light. The oil fume undergoes oxidation and cracking to form simple and stable compounds. In the oil collection box, the gas part is converted into stable gases such as CO2, H2O, N2, etc., and then filtered again by the second filter and enters the high-voltage ionization area. After the oil fume enters the high-voltage ionization area, the high-voltage electric field plate performs corona discharge, and the electrodes A high concentration of gas ions is formed in the space between them. When the airflow containing oil fume passes through this space, within a few hundredths of a second, the oil fume particles are charged due to the collision and capture of gas particles. After entering the electrostatic adsorption area, they are charged The gas particles are adsorbed on the adsorption plate under the action of the electric field force, and finally filtered through the activated carbon filled filter into the external exhaust pipe and discharged into the atmosphere, which fully guarantees the cleanliness of the gas discharged into the atmosphere.

The utility model adopts multiple filter screens and double purification treatment of ultraviolet light photolysis and electrostatic adsorption, so that the effect of oil fume purification treatment has multiple guarantees, and the purification effect of oil fume is greatly improved. At the same time, the utility model has a simple structure and is easy to manufacture , the oil fume purification effect is good, not only the oil fume in the kitchen is extracted from the outside, but also the oil fume is purified, so that the gas discharged to the atmosphere is clean gas, which is very beneficial to the protection of the entire environment, and it is worthy of vigorous promotion and application .

The above-mentioned embodiment is only one of the preferred embodiments of the present utility model, and should not be used to limit the protection scope of the present utility model, but any modification or embellishment without substantive meaning made on the main design idea and spirit of the present utility model, If the technical problems it solves are still consistent with the utility model, they should all be included in the protection scope of the utility model.

Claims (7)

1. An electrostatic oil fume purification device, characterized in that it comprises a fume hood (1), is connected to a fume purification device (3) on the fume hood (1), and is connected behind the fume purification device (3) The exhaust gas discharge pipe (2) at the end, the oil fume purification device (3) is provided with a first filter screen (6), a light baffle (4), a UV lamp (5), a second filter screen ( 7), an electrostatic ionization assembly (8), an electrostatic adsorption assembly (9), and a third filter screen (10), the exhaust gas discharge pipe (2) is provided with an exhaust fan (21) connected to an external power supply, the The rear end of the exhaust fan (21) is connected to the external air exhaust pipe. 2. A kind of electrostatic oil fume purification equipment according to claim 1, characterized in that, the first filter screen (6) and the second filter screen (7) are both porous mesh stainless steel mesh, the The third filter screen (10) is made up of two layers of perforated mesh-shaped stainless steel nets and an activated carbon bag filled in the middle, and is provided with a switch door for extracting the activated carbon bag. 3. A kind of electrostatic oil fume purification device according to claim 2, characterized in that, the UV lamp (5) is located between the light shield and the second filter screen, and the outside is provided with a high temperature resistant lampshade and connected to an external power supply, There are two light-blocking plates (4), and the two light-blocking plates (4) are respectively obliquely fixed to the bottoms of the inner walls on both sides of the oil fume purification device (3). 4. An electrostatic oil fume purification device according to claim 3, characterized in that, the slopes of the two light baffles (4) are different, and the free ends of the two light baffles (4) are not connected . 5. An electrostatic oil fume purification device according to claim 4, characterized in that, the surface of the light baffle (4) is coated with a black polytetrafluoroethylene paint layer, each of the light baffles (4) and the The side inner walls of the oil fume purification device (3) are connected with diversion holes, and the diversion holes are respectively connected to the first oil collecting box fixed on the top of the inner wall of the fume hood (1) through the diversion pipes. (41) and the second oil collection box (42). 6. An electrostatic oil fume purification device according to claim 5, characterized in that the electrostatic ionization component (8) includes a high-voltage generator (83) connected to an external power supply and at least four sets of high-voltage generators (83) arranged alternately and equidistantly. Positive plate (81) and cathode needle (82), described high voltage positive plate (81) is the metal conductive plate of corrosion resistance and high temperature resistance and connects the positive pole of described high voltage generator (83), and described cathode needle (82) is Corrosion-resistant and high-temperature-resistant metal conductive rods with external serrations are connected to the negative pole of the high-voltage generator (83). 7. An electrostatic oil fume purification device according to claim 6, characterized in that the electrostatic adsorption assembly (9) includes at least five groups of adsorption positive plates (91) and adsorption negative plates (92) arranged alternately and equidistantly , the adsorption positive plate (91) is connected to the positive pole of the external power supply, and the adsorption negative plate (92) is connected to the negative pole of the external power supply.