CN219264387U

CN219264387U - Internal circulation smoke exhaust ventilator

Info

Publication number: CN219264387U
Application number: CN202223491706.1U
Authority: CN
Inventors: 黎振豪; 梁志锋
Original assignee: Guangdong Atlan Electronic Appliance Manufacture Co Ltd
Current assignee: Guangdong Atlan Electronic Appliance Manufacture Co Ltd
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-06-27
Anticipated expiration: 2032-12-27

Abstract

The utility model discloses an internal circulation smoke exhaust ventilator, which comprises a smoke exhaust ventilator box body and a panel, wherein the panel is arranged at the bottom of the smoke exhaust ventilator box body, and the smoke exhaust ventilator box body is arranged in a kitchen cabinet; a first filter screen is arranged on the panel, and a filter assembly is arranged in the box body of the tobacco machine; the filter assembly comprises a filter box, a high-voltage electrostatic filter module, a second filter screen and a third filter screen, wherein the high-voltage electrostatic filter module, the second filter screen and the third filter screen are sequentially arranged in the filter box, and the high-voltage electrostatic filter module utilizes a high-voltage electric field to realize the functions of dust removal and sterilization on oil smoke; the oil smoke enters the smoke machine through the first filter screen, enters the filter box through the fan, is filtered by the high-voltage electrostatic filter module, the second filter screen and the third filter screen, and is discharged back into the room through the air outlet, so that the separation degree of oil smoke and grease reaches more than 99%, and the oil smoke is prevented from polluting the indoor environment.

Description

Internal circulation smoke exhaust ventilator

Technical Field

The utility model relates to the field of range hoods, in particular to an internal circulation range hood.

Background

The existing range hood is characterized in that the air filtering device is single in function, only one air filtering device is generally used, a part of filtering devices can also use a mode of combining multiple air purifying devices to improve the purifying efficiency, the method can really achieve better effects than a single filtering device, but most of the combined devices do not fully exert the performances according to the characteristics and properties of various filtering devices, and are unreasonable in layout, so that the filtering devices cannot achieve the expected effects, and the indoor environment pollution is serious. In addition, as the service time increases, more and more particles are accumulated in the filter element, the holes on the filter element will be blocked by the particles such as oil smoke and dust, or the adsorption material in the filter element reaches a saturated state, i.e. the filter element gradually reduces in filtering capability as the service time increases. Thus, the filter device needs to be cleaned or replaced periodically, however, the disassembly process of the filter device in the related art is complicated, so that the problem of difficulty in cleaning and replacing the filter device occurs.

Disclosure of Invention

The utility model solves the problems in the prior art to at least a certain extent, and therefore, the utility model provides an internal circulation smoke exhaust ventilator to solve the defects in the prior art.

The above purpose is achieved by the following technical scheme:

the internal circulation smoke exhaust ventilator comprises a smoke exhaust ventilator body and a panel, wherein the panel is arranged at the bottom of the smoke exhaust ventilator body, and the smoke exhaust ventilator body is arranged in a kitchen cabinet; a first filter screen is arranged on the panel, and a filter assembly is arranged in the box body of the tobacco machine; the filter assembly comprises a filter box, a high-voltage electrostatic filter module, a second filter screen and a third filter screen, wherein the high-voltage electrostatic filter module, the second filter screen and the third filter screen are sequentially installed in the filter box, and the high-voltage electrostatic filter module utilizes a high-voltage electric field to realize the functions of dust removal and sterilization on oil smoke.

In some embodiments, the high-voltage electrostatic filter module is disposed in front of the second filter screen, the second filter screen is disposed in front of the third filter screen, and a dust collecting module is further disposed in the high-voltage electrostatic filter module.

In some embodiments, the high-voltage electrostatic filter module, the second filter screen, and the third filter screen are all disposed obliquely.

In some embodiments, an upper mounting groove and a lower mounting groove for fixing the second filter screen and the third filter screen are respectively arranged in the filter box, and the second filter screen and the third filter screen are detachably mounted on the upper mounting groove and the lower mounting groove.

In some embodiments, a cover plate is provided in front of the filter box, the cover plate being movably mounted on the filter box.

In some embodiments, the tobacco machine box comprises a blower box, and the blower box and the filter box are arranged left and right.

In some embodiments, an air outlet is formed in the side wall of the box body of the smoke ventilator, the air outlet is communicated with the filter box, and the smoke is discharged from the air outlet after passing through the first filter screen, the fan box and the filter box in sequence.

In some embodiments, a fan is arranged in the fan case, an air inlet of the fan is communicated with the first filter screen, and an air outlet of the fan is communicated with the filter case.

Compared with the prior art, the utility model at least comprises the following beneficial effects:

(1) The first filter screen is a multi-layer metal filter screen, and is used for filtering oil smoke for the first time, so that more than 70% of grease and water vapor in the oil smoke can be filtered and separated; the high-voltage electrostatic filter module adopts direct-current high-voltage static electricity to generate corona discharge on air passing through the module, so that fine particles of the air passing through the module are charged, the charged fine particles are extremely easy to be captured by dust collecting sheets with opposite charges when passing through a flow channel of the dust collecting module, and bacteria, viruses and other micro-objects in the air are attached to particles such as aerosol, and the dust collecting module can loosen and lightly kill the bacteria and viruses attached to the particles and suspended in the air under the action of a high-voltage electric field in the process of capturing dust micro-particles, so that the bacteria and viruses can be killed efficiently while dust is removed; the second filter screen is an active carbon filter screen, and is mainly used for filtering peculiar smell, hot smell or harmful gas generated by cooking besides filtering some oil fume; the third filter screen is a HEPA high-efficiency filter screen, and is mainly used for filtering fine particles in the air. The oil mist and harmful gas in the oil smoke air flow are intercepted by the active carbon filter screen, and PM2.5 particles, odor molecules and other pollutants in the oil smoke air flow are intercepted by the HEPA filter screen, so that the residual gaseous pollutants of the oil smoke can be effectively filtered, the separation degree of the oil smoke and the grease reaches more than 99%, zero emission can be almost realized, and the indoor environment pollution caused by the oil smoke is avoided.

(2) The fan case and the filter case are arranged left and right, so that the overall volume of the case of the kitchen ventilator can be effectively reduced, the kitchen ventilator is suitable for being used in an embedded kitchen cabinet, the kitchen ventilator can be hidden in the kitchen cabinet, and the attractiveness is improved.

Drawings

Fig. 1 is a schematic diagram of the soot filtration of the present utility model.

Fig. 2 is a schematic view of the installation location of the present utility model.

Fig. 3 is a schematic view of the structure of the utility model after opening the cover plate.

Fig. 4 is a schematic exploded view of the present utility model.

The marks in the figure: the fan comprises a box body 1 of the fan, a panel 2, a first filter screen 3, a filter box 4, a high-voltage electrostatic filter module 5, a second filter screen 6, a third filter screen 7, a kitchen cabinet 8, an air outlet 9, a fan box 10, an upper mounting groove 40, a lower mounting groove 41, a cover plate 42 and a fan 100.

Detailed Description

The following examples illustrate the utility model, but the utility model is not limited to these examples. Modifications and equivalents of some of the technical features of the specific embodiments of the present utility model may be made without departing from the spirit of the present utility model, and they are all included in the scope of the claimed utility model.

As shown in fig. 1-2, the internal circulation smoke exhaust ventilator comprises a smoke exhaust ventilator body 1 and a panel 2, wherein the panel 2 is arranged at the bottom of the smoke exhaust ventilator body 1, and the smoke exhaust ventilator body 1 is arranged in a kitchen cabinet 8. The tobacco machine box 1 comprises a fan box 10, a first filter screen 3 is arranged on the panel 2, and the first filter screen 3 is communicated with the fan box 10. In addition, fan case 10 with rose box 4 is the left and right layout, can effectively reduce the whole volume of cigarette box 1 is applicable to embedded kitchen cabinet 8 and uses for the lampblack absorber can hide in kitchen cabinet 8, improves pleasing to the eye degree.

An air outlet 9 is arranged on the side wall of the tobacco box body 1, and the air outlet 9 is communicated with the filter box 4. The fan box 10 is internally provided with a fan 100, an air inlet of the fan 100 is communicated with the first filter screen 3, and an air outlet of the fan 100 is communicated with the filter box 4.

As shown in fig. 1, 3 and 4, a first filter screen 3 is provided on the panel 2, and a filter assembly is provided on the filter box 4. The filter assembly comprises a filter box 4, a high-voltage electrostatic filter module 5, a second filter screen 6 and a third filter screen 7, wherein the high-voltage electrostatic filter module 5, the second filter screen 6 and the third filter screen 7 are sequentially installed in the filter box 4, and the high-voltage electrostatic filter module 5 utilizes a high-voltage electric field to realize the functions of dust removal and sterilization on oil smoke. The oil smoke passes through in proper order first filter screen 3 fan case 10 and rose box 4 back follow exhaust outlet 9 discharges, can improve oil smoke filterable effect for oil smoke and grease separation get more thoroughly.

Further, the high-voltage electrostatic filter module 5 is disposed in front of the second filter screen 6, the second filter screen 6 is disposed in front of the third filter screen 7, and a dust collecting module (not shown in the figure) is further disposed in the high-voltage electrostatic filter module 5. The high-voltage electrostatic filter module 5 adopts direct-current high-voltage static electricity to generate corona discharge to air passing through the module, so that fine particles passing through the module air are charged, the charged fine particles are extremely easy to be captured by dust collecting sheets with opposite charges when passing through a flow channel of the dust collecting module, and bacteria, viruses and other micro-objects in the air are attached to particles such as aerosol, and the module can loosen and lightly kill the bacteria and viruses attached to the particles and suspended in the air under the action of a high-voltage electric field in the process of capturing dust micro-particles, so that the bacteria and viruses can be killed efficiently while dust is removed. Under the action of an electric field, free ions in the air move towards two poles, and the higher the voltage is, the higher the electric field intensity is, and the faster the movement speed of the ions is. The high-voltage electrostatic filter module 5 has low energy consumption and high dust removal efficiency, is suitable for removing dust of 0.01-50 mu m in flue gas, and can be used for occasions with high flue gas temperature and high pressure.

Further, as shown in fig. 3 and 4, in order to facilitate replacement of the filter, an upper mounting groove 40 and a lower mounting groove 41 for fixing the second filter screen 6 and the third filter screen 7 are provided in the filter box 4, respectively, and the second filter screen 6 and the third filter screen 7 are detachably mounted on the upper mounting groove 40 and the lower mounting groove 41. In addition, a cover plate 42 is provided in front of the filter box 4, and the cover plate 42 is movably mounted on the filter box 4. When the cabinet door of the kitchen cabinet 8 is opened during replacement, the cover plate 42 is detached, the second filter screen 6 and the third filter screen 7 can be pulled out for replacement, the whole replacement process is simple and easy to operate, and the use experience of a user is greatly improved.

Furthermore, the high-voltage electrostatic filter module 5, the second filter screen 6 and the third filter screen 7 are all inclined, so that the filter area is enlarged and the filtering effect is improved.

The working principle of the utility model is as follows:

the oil smoke enters the smoke machine through the first filter screen 3, enters the filter box 4 through the fan 100, is filtered by the second filter screen 6 and the third filter screen 7, and is discharged back into the room through the air outlet 9. The first filter screen 3 is a multi-layer metal filter screen, and is used for filtering oil fume for the first time, so that more than 70% of grease and water vapor in the oil fume can be filtered and separated; the high-voltage electrostatic filter module 5 adopts direct-current high-voltage static electricity to generate corona discharge on air passing through the module, so that fine particles passing through the module air are charged, the charged fine particles are extremely easy to be captured by dust collecting sheets with opposite charges when passing through a flow channel of the dust collecting module, and bacteria, viruses and other micro-objects in the air are attached to particles such as aerosol, and the dust collecting module can loose and lightly kill the bacteria and viruses attached to the particles and suspended in the air under the action of a high-voltage electric field in the process of capturing dust micro-particles, so that the bacteria and viruses can be killed efficiently while dust is removed; the second filter screen 6 is an active carbon filter screen, and is mainly used for filtering off-flavor hot smell or harmful gas generated by cooking besides filtering some oil smoke; the third filter screen 7 is a HEPA efficient filter screen, and mainly filters fine particles in the air. The oil mist and harmful gas in the oil smoke air current are intercepted by the active carbon filter screen, and PM2.5 particles, smell molecules and other pollutants in the oil smoke air current are intercepted by the HEPA filter screen, the filter box 4 can effectively filter the remaining gaseous pollutants of oil smoke for the degree of separation of oil smoke, grease reaches more than 99%, can realize zero release almost, avoids oil smoke to pollute indoor environment.

What has been described above is merely some embodiments of the present utility model. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit of the utility model.

Claims

1. The internal circulation smoke exhaust ventilator is characterized by comprising a smoke exhaust ventilator box body (1) and a panel (2), wherein the panel (2) is arranged at the bottom of the smoke exhaust ventilator box body (1), and the smoke exhaust ventilator box body (1) is arranged in a kitchen cabinet (8);

a first filter screen (3) is arranged on the panel (2), and a filter assembly is arranged in the case (1) of the tobacco machine;

the filter assembly comprises a filter box (4), a high-voltage electrostatic filter module (5), a second filter screen (6) and a third filter screen (7), wherein the high-voltage electrostatic filter module (5), the second filter screen (6) and the third filter screen (7) are sequentially installed in the filter box (4), and the high-voltage electrostatic filter module (5) utilizes a high-voltage electric field to realize the functions of dust removal and sterilization on oil smoke.

2. The internal circulation range hood according to claim 1, wherein the high-voltage electrostatic filter module (5) is arranged in front of the second filter screen (6), the second filter screen (6) is arranged in front of the third filter screen (7), and a dust collecting module is further arranged in the high-voltage electrostatic filter module (5).

3. The internal circulation range hood according to claim 1, characterized in that the high-voltage electrostatic filter module (5), the second filter screen (6) and the third filter screen (7) are all arranged obliquely.

4. The internal circulation range hood according to claim 1, characterized in that an upper mounting groove (40) and a lower mounting groove (41) for fixing the second filter screen (6) and the third filter screen (7) are respectively provided in the filter box (4), and the second filter screen (6) and the third filter screen (7) are detachably mounted on the upper mounting groove (40) and the lower mounting groove (41).

5. Internal circulation range hood according to claim 1, characterized in that a cover plate (42) is provided in front of the filter box (4), said cover plate (42) being movably mounted on the filter box (4).

6. The internal circulation range hood according to claim 1, characterized in that the hood body (1) comprises a blower box (10), the blower box (10) and the filter box (4) being arranged left and right.

7. The internal circulation range hood according to claim 6, wherein an exhaust outlet (9) is arranged on the side wall of the hood body (1), the exhaust outlet (9) is communicated with the filter box (4), and the oil smoke is discharged from the exhaust outlet (9) after passing through the first filter screen (3), the fan box (10) and the filter box (4) in sequence.

8. The internal circulation range hood according to claim 7, characterized in that a fan (100) is arranged in the fan case (10), an air inlet of the fan (100) is communicated with the first filter screen (3), and an air outlet of the fan (100) is communicated with the filter case (4).