Double-filtration purifier

Abstract

A double-filtration purifier comprises a main body and is characterized in that an air inlet and an air outlet are formed in the main body, a fan, a water tank cooling assembly and a filter screen assembly are arranged in the main body, and the air inlet, the fan, the water tank cooling assembly, the filter screen assembly and the air outlet are sequentially communicated and form a flue gas flowing path; the water tank cooling assembly comprises a water tank and a water curtain paper cooling net making contact with smoke, the water tank is provided with an inner cavity, part of space of the inner cavity is used for storing water, and the water curtain paper cooling net is arranged on the inner cavity of the water tank. According to the double-filtration purifier disclosed by the utility model, the fan, the water tank, the water curtain paper cooling net and the filter screen assembly are arranged in the main body, the water curtain paper cooling net is arranged on the inner cavity of the water tank, the lower part of the water curtain paper cooling net is immersed in water in the water tank and absorbs water during use, and when high-temperature flue gas passes through the water curtain paper cooling net, the water curtain paper cooling net is cooled by the filter screen assembly. The water curtain paper cooling net can be used for cooling the smoke, so that the temperature of the filtered smoke is relatively low, and the high-temperature smoke is prevented from hurting a human body.

Description

TECHNICAL FIELD

[0001] The utility model relates to purifier technical field, especially a double filtration purifier. BACKGROUND

[0002] Chinese patent document number CN203375558U discloses an air purifier on January 1, 2014, including casing and filter system and humidification system, its characterized in that: the front of casing is equipped with air inlet, the upper end of casing is equipped with air outlet, the filter system sets up at the rear side at this air inlet, the humidification system includes humidity inductor, control chip and humidification assembly, humidification assembly sets up at the rear of filter system, its lower end is connected with water storage system, and the upper end is connected with a motor drive, and is driven up and down by the motor and realizes automatic humidification, humidity inductor sets up at the position of the upper end air outlet of main body, and humidity inductor is connected with control chip and motor electrically and constitutes a loop through wiring.The air purifier can only filter flue gas, and cannot cool flue gas, and the temperature of the filtered flue gas is still relatively high.

[0003] Therefore, it is necessary to make further improvement. CONTENT OF UTILITY MODEL

[0004] The utility model discloses a double filtration purifier with simple structure, good filtering effect, good cooling effect, good sterilization effect and high practicability, which overcomes the defects of the prior art.

[0005] A double filtration purifier designed for the purpose comprises a main body, characterized in that: the main body is provided with an air inlet and an air outlet; a fan, a water tank cooling assembly and a filter screen assembly are arranged in the main body; the air inlet, the fan, the water tank cooling assembly, the filter screen assembly and the air outlet are sequentially communicated and constitute a flue gas circulation path.

[0006] The water tank cooling assembly comprises a water tank and a water curtain paper cooling net in contact with flue gas; the water tank is provided with an inner cavity; part of the inner cavity is used for storing water; and the water curtain paper cooling net is arranged on the inner cavity of the water tank.

[0007] Part of the water curtain paper cooling net is immersed in water in the inner cavity, and part of the water curtain paper cooling net is higher than the water level in the inner cavity; flue gas contacts the water curtain paper cooling net when passing through the water tank.

[0008] A first through hole is arranged on the water tank and communicated with an input end of the filter screen assembly; part of the water curtain paper cooling net is arranged correspondingly to the first through hole, so that flue gas passing through the water curtain paper cooling net can be output to the filter screen assembly through the first through hole; and the water tank is detachably arranged on the main body.

[0009] An air outlet channel is arranged on one side of the fan; an air outlet end of the fan is communicated with the inner cavity through the air outlet channel; and an ultraviolet sterilization lamp is arranged on the air outlet channel.

[0010] The filter screen assembly comprises, in sequence, a first activated carbon cotton filter screen, an aluminum base screen, a second activated carbon cotton filter screen, an activated carbon particle filter screen and an activated carbon special odor-removing filter screen, the water curtain paper cooling screen is connected with the first activated carbon cotton filter screen, and the activated carbon special odor-removing filter screen is connected with the air outlet.

[0011] The drawer is arranged in the main body, the water tank is arranged in the drawer, the air outlet is arranged on the side of the drawer, the containing groove in the drawer is formed between the air outlet and the water tank, the filter screen assembly is arranged in the containing groove, and the inner cavity is communicated with the containing groove through the first through hole.

[0012] The water tank is detachably arranged in the drawer, the air duct chamber and the filter chamber are arranged in the main body and are communicated with each other, the fan and the air outlet channel are arranged in the air duct chamber, and the drawer is arranged in the filter chamber and is opened and closed by pulling out; the air duct chamber and the filter chamber are separated from each other by the partition plate arranged in the main body, the second through hole is arranged on the partition plate, and the air outlet channel is communicated with the inner cavity through the second through hole; the fan is located at the upper portion of the main body, the water tank cooling assembly and the filter screen assembly are located at the lower portion of the main body, the filter screen assembly is located at one side of the water tank, and the water curtain paper cooling screen is located at one side of the inner cavity and is close to the filter screen assembly.

[0013] The limiting lug is arranged on the inner side wall of the inner cavity, and the water curtain paper cooling screen is limitedly arranged between the limiting lug and the side plate of the water tank; the limiting sheet is arranged in the drawer, and the filter screen assembly is limitedly arranged between the limiting sheet and the panel of the drawer.

[0014] The electrical chamber is arranged in the main body and is located at the corner of the air duct chamber, the electrical control device is arranged in the electrical chamber, and the electrical control device is electrically connected with the fan.

[0015] The double-filtering purifier comprises a fan, a water tank, a water curtain paper cooling screen and a filter screen assembly arranged in the main body, the water curtain paper cooling screen is arranged on the inner cavity of the water tank, the lower portion of the water curtain paper cooling screen is immersed in water in the water tank during use, and water is absorbed; when the high-temperature flue gas passes through the water curtain paper cooling screen, the water curtain paper cooling screen can cool and lower the temperature of the flue gas, so that the temperature of the filtered flue gas is relatively low, the harm of the high-temperature flue gas to the human body is prevented, and the flue gas is filtered through the filter screen assembly; the double-filtering purifier can also be used for purifying other waste gas outside the flue gas. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a whole structure schematic view of the purifier in an embodiment of the utility model.

[0017] Figure 2 It is a sectional view of the purifier in an embodiment of the utility model.

[0018] Figure 3 It is a whole structure schematic view of the main body in an embodiment of the utility model.

[0019] Figure 4 It is the exploded structural schematic view of the purifier in one embodiment of the utility model.

[0020] Figure 5 It is the exploded structural schematic view of the filter screen assembly in one embodiment of the utility model.

[0021] Figure 6 It is the assembly structural schematic view of the drawer, the water tank, the water curtain paper cooling screen and the filter screen assembly in one embodiment of the utility model.

[0022] Figure 7 It is the assembly structural schematic view of the drawer and the water tank in one embodiment of the utility model. DETAILED DESCRIPTION

[0023] The utility model will be further described in connection with the drawings and embodiments.

[0024] Referring to Figures 1-7 The dual filtration purifier includes a main body 1, characterized in that: the main body 1 is provided with an air inlet 2 and an air outlet 3, the main body 1 is provided with a fan 4, a water tank cooling assembly a and a filter screen assembly 7, the air inlet 2, the fan 4, the water tank cooling assembly a, the filter screen assembly 7 and the air outlet 3 are sequentially communicated and constitute the flow path of flue gas.

[0025] The water tank cooling assembly a includes a water tank 5 and a water curtain paper cooling screen 6 in contact with flue gas, the water tank 5 is provided with an inner cavity 8, part of the space of the inner cavity 8 is used for storing water, and the water curtain paper cooling screen 6 is arranged on the inner cavity 8 of the water tank 5.

[0026] The water curtain paper cooling screen 6 is partially immersed in water in the inner cavity 8, and the water curtain paper cooling screen 6 is partially higher than the water level of the inner cavity 8, and the flue gas contacts the water curtain paper cooling screen 6 when passing through the water tank 5; when in use, the height of water in the water tank 5 is about half of the height of the water tank, the lower part of the water curtain paper cooling screen 6 is immersed in water and absorbs water; part of the flue gas can also contact the water of the water tank 5, which has a certain cooling effect and the effect of receiving small oil droplets in the oil fume.

[0027] The water tank 5 is provided with a first through hole 18 in communication with the input end of the filter screen assembly 7, and the water curtain paper cooling screen 6 is correspondingly arranged in the first through hole 18, so that the flue gas passing through the water curtain paper cooling screen 6 can be output to the filter screen assembly 7 through the first through hole 18, and the water tank 5 is detachably arranged on the main body 1, facilitating the maintenance of the water tank 5.

[0028] The fan 4 is provided with an air outlet channel 9 on one side, the air outlet end of the fan 4 is communicated with the inner cavity 8 through the air outlet channel 9, the air inlet end of the fan 4 is communicated with the air inlet 2, the air outlet channel 9 is provided with an ultraviolet sterilization lamp 10, and the air outlet channel 9 is inclined downward, so that the flue gas discharged from the air outlet end of the fan 4 is guided to the inner cavity 8, and the ultraviolet sterilization lamp 10 is an ultraviolet sterilization lamp.

[0029] When the fan 4 works, the flue gas enters the fan 4 through the air inlet 2, and then is discharged to the air outlet channel 9 through the fan 4, the ultraviolet sterilization lamp 10 sterilizes the flue gas, then the flue gas enters the inner cavity 8 of the water tank 5, and passes through the water curtain paper cooling net 6, the water curtain paper cooling net 6 cools and cools the flue gas, the cooled flue gas enters the filter screen assembly 7 for filtration, and the filtered flue gas is discharged to the outside through the air outlet 3.

[0030] The filter screen assembly 7 includes a first activated carbon cotton filter screen 11, an aluminum base screen 12, a second activated carbon cotton filter screen 13, an activated carbon particle filter screen 14 and an activated carbon special odor removal filter screen 15 which are sequentially communicated, the water curtain paper cooling net 6 is communicated with the first activated carbon cotton filter screen 11, and the activated carbon special odor removal filter screen 15 is communicated with the air outlet 3; the activated carbon cotton filter screen is used for filtering dust particles, odors and harmful gases in the flue gas, the aluminum base screen 12 can provide additional support and strength, enhance the stability and durability of the filter screen assembly 7, ensure the filtering effect, and filter impurities and particles in the flue gas, the activated carbon particle filter screen 14 is used for adsorbing harmful gases and odors in the flue gas, and the activated carbon special odor removal filter screen 15 is used for removing odors and harmful substances in the flue gas; the flue gas can be completely filtered through the five layers of filter screens; the double filtration purifier is generally used for filtering the flue gas of a hot pot.

[0031] The activated carbon cotton filter screen is usually made of high-quality powdered activated carbon and high-molecular adhesive material, has good adsorption performance, good molding property, high strength and small air flow resistance, and the base material can be sponge, polyester fiber cotton or non-woven fabric; the aluminum base screen 12 is mainly made of aluminum alloy, has the characteristics of light weight, high strength and excellent corrosion resistance, and the specific composition of the aluminum base screen includes an alloy material mixed by aluminum as the main component and other metal or non-metal elements (such as copper, zinc, magnesium, tin, silicon and zirconium); the activated carbon particle filter screen 14 is mainly composed of activated carbon particles, carrier materials and frame materials, the activated carbon particles are the core part of the filter screen, are usually made of carbon-containing raw materials such as coconut shell, fruit shell or coal after pyrolysis and activation treatment, have developed pore structure and huge specific surface area, and can adsorb harmful gases and odors in the air; the activated carbon special odor removal filter screen 15 is mainly composed of activated carbon materials and support structures, the activated carbon materials are usually made of coconut shell, fruit shell or coal as raw materials, are treated by carbonization and activation, and form activated carbon with rich micropore structure, and these micropores provide huge surface area, so that the activated carbon can efficiently adsorb odors and harmful substances in the air.

[0032] The drawer 16 is arranged in the main body 1, the water tank 5 is arranged in the drawer 16, the air outlet 3 is arranged on the side of the drawer 16, the air outlet 3 and the water tank 5 form a containing groove 17 in the drawer 16, and the filter screen assembly 7 is arranged in the containing groove 17.

[0033] The water curtain paper cooling screen 6 is arranged on one side of the inner cavity 8 close to the containing groove 17, that is, the water curtain paper cooling screen is arranged at the last position, the flue gas can fully contact the water of the water tank, and then contacts the curtain, a first through hole 18 is arranged on the side of the inner cavity 8 close to the containing groove 17, the inner cavity 8 communicates with the containing groove 17 through the first through hole 18, and the filter screen assembly 7 is arranged adjacent to the water curtain paper cooling screen 6 and the air outlet 3.

[0034] The water tank 5 is detachably arranged in the drawer 16, the maintenance of the water tank 5 is facilitated, the air duct chamber 19 and the filter chamber 20 are arranged in the main body 1 and communicate with each other, the filter chamber 20 is located below the air duct chamber 19, the fan 4 and the air outlet channel 9 are arranged in the air duct chamber 19, the drawer 16 is arranged in the filter chamber 20 and is opened and closed by being pulled out, the drawer 16 can be pulled out from the filter chamber 20, the water in the water tank 5 is convenient to replace, the fan 4 is located at the upper portion of the main body 1, the water tank cooling assembly a and the filter screen assembly 7 are located at the lower portion of the main body 1, the filter screen assembly 7 is located on one side of the water tank 5, and the water curtain paper cooling screen 6 is located on one side of the inner cavity 8 close to the filter screen assembly 7.

[0035] The air duct chamber 19 and the filter chamber 20 are separated from each other by the partition plate 21, the second through hole 22 is arranged on the partition plate 21, the air outlet channel 9 communicates with the inner cavity 8 through the second through hole 22, that is, the air duct chamber 19 communicates with the filter chamber 20 through the second through hole 22.

[0036] Limiting ears 23 are arranged on the two sides of the inner cavity 8 (convenient for taking out the water tank from the drawer, and convenient for maintaining the water tank and the water curtain paper cooling screen), the limiting ears 23 are located on the inner side wall of the inner cavity 8, the water curtain paper cooling screen 6 is limitedly installed between the limiting ear 23 and the side plate 24 of the water tank 5, and then the water curtain paper cooling screen 6 is fixed on the inner cavity 8, the limiting ear 23 is used for lifting the water tank 5 and is also used for positioning the water curtain paper cooling screen 6.

[0037] Limiting pieces 25 are arranged on the two sides in the drawer 16, the filter screen assembly 7 is limitedly installed between the limiting piece 25 and the panel 26 of the drawer 16, and then the filter screen assembly 7 is fixed in the drawer 16, the air outlet 3 is arranged on the panel 26 and located on the side of the main body 1, and the air inlet 2 is arranged on the top of the main body 1.

[0038] An electrical chamber 27 is arranged in the main body 1, and is located at a corner of the air duct chamber 19; an electrical control device 28 is arranged in the electrical chamber 27, and is electrically connected with the fan 4; the electrical control device 28 comprises a switch box and a circuit board arranged in the switch box.

[0039] The above is the preferred scheme of the present application, and the basic principle, main features and advantages of the present application are shown and described. Those skilled in the art should understand that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principle of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A dual-filtration purifier, comprising a main body (1), characterized in that: The main body (1) is provided with an air inlet (2) and an air outlet (3). Inside the main body (1) are a fan (4), a water tank cooling assembly (a) and a filter assembly (7). The air inlet (2), fan (4), water tank cooling assembly (a), filter assembly (7) and air outlet (3) are connected in sequence to form the flow path of flue gas.

2. The dual-filtration purifier according to claim 1, characterized in that: The water tank cooling assembly (a) includes a water tank (5) and a water curtain paper cooling screen (6) that comes into contact with the flue gas. The water tank (5) is provided with an inner cavity (8), part of which is used to store water. The water curtain paper cooling screen (6) is disposed on the inner cavity (8) of the water tank (5).

3. The dual-filtration purifier according to claim 2, characterized in that: The water curtain paper cooling net (6) is partially submerged in the water in the inner cavity (8), and part of the water curtain paper cooling net (6) is higher than the water level in the inner cavity (8). When the flue gas passes through the water tank (5), it comes into contact with the water curtain paper cooling net (6).

4. The dual-filtration purifier according to claim 2, characterized in that: The water tank (5) is provided with a first through hole (18) that communicates with the input end of the filter assembly (7). The water curtain paper cooling net (6) is provided in correspondence with the first through hole (18) so that the flue gas after passing through the water curtain paper cooling net (6) can be output to the filter assembly (7) through the first through hole (18). The water tank (5) is detachably installed on the main body (1).

5. The dual-filtration purifier according to claim 4, characterized in that: An air outlet channel (9) is provided on one side of the fan (4). The air outlet end of the fan (4) is connected to the inner cavity (8) through the air outlet channel (9). An ultraviolet germicidal lamp (10) is provided on the air outlet channel (9).

6. The dual-filtration purifier according to claim 5, characterized in that: The filter assembly (7) includes a first activated carbon cotton filter (11), an aluminum-based mesh (12), a second activated carbon cotton filter (13), an activated carbon granule filter (14), and an activated carbon special deodorizing filter (15) connected in sequence. The water curtain paper cooling mesh (6) is connected to the first activated carbon cotton filter (11), and the activated carbon special deodorizing filter (15) is connected to the air outlet (3).

7. The dual-filtration purifier according to claim 6, characterized in that: The main body (1) is provided with a drawer (16), a water tank (5) is provided inside the drawer (16), an air outlet (3) is provided on the side of the drawer (16), and an accommodating groove (17) is formed between the air outlet (3) and the water tank (5) located inside the drawer (16). A filter assembly (7) is provided inside the accommodating groove (17), and the inner cavity (8) is connected to the accommodating groove (17) through a first through hole (18).

8. The dual-filtration purifier according to claim 7, characterized in that: The water tank (5) is detachably installed in the drawer (16). The main body (1) is provided with interconnected air duct chamber (19) and filter chamber (20). The fan (4) and air outlet channel (9) are installed in the air duct chamber (19). The drawer (16) is pulled out and closed in the filter chamber (20). The main body (1) is provided with a partition (21). The air duct chamber (19) and filter chamber (20) are separated from each other by the partition (21). The partition (21) is provided with a second through hole (22). The air outlet channel (9) is connected to the inner cavity (8) through the second through hole (22). The fan (4) is located at the upper part of the main body (1). The water tank cooling assembly (a) and filter screen assembly (7) are located at the lower part of the main body (1). The filter screen assembly (7) is located on one side of the water tank (5). The water curtain paper cooling net (6) is located on the inner cavity (8) on the side close to the filter screen assembly (7).

9. The dual-filtration purifier according to claim 7, characterized in that: A limiting ear (23) is provided on the inner cavity (8). The limiting ear (23) is located on the inner side wall of the inner cavity (8). The water curtain paper cooling net (6) is limited and installed between the limiting ear (23) and the side plate (24) of the water tank (5). A limiting piece (25) is provided in the drawer (16). The filter assembly (7) is limited and installed between the limiting piece (25) and the panel (26) of the drawer (16).

10. The dual-filtration purifier according to claim 7, characterized in that: An electrical room (27) is set up inside the main body (1). The electrical room (27) is located in the corner of the air duct room (19). An electrical control device (28) is set up inside the electrical room (27). The electrical control device (28) is electrically connected to the fan (4).

Images