CN216281612U - Domestic range hood of indoor discharge - Google Patents

Abstract

The utility model discloses an indoor discharge household range hood, which comprises a range hood body, an air regulating plate, a multi-stage purification component, a centrifugal fan and a PP filter screen. The lower end of the range hood body is inclined inwardly and is provided with an inlet The air outlet, the air regulating plate is movably connected with the range hood and the movable cover is arranged on the air inlet, the multi-stage purification assembly is arranged above the air inlet, the centrifugal fan is connected with the multi-stage purification assembly, and the front of the range hood body is The upper end is provided with a first air outlet, the PP filter is arranged above the multi-stage purification assembly and behind the first air outlet, and the lower end of the front of the range hood body is provided with a second air outlet. The second air outlet is connected to the first air outlet. The air outlets are connected to form an air curtain. The utility model can meet the inhalation requirements of different oil fume volumes, reduce the power consumption of the equipment, block the outside air from entering the inside of the equipment, ensure all the inhalation of the oil fume, and effectively improve the oil fume purification efficiency.

Description

An indoor discharge household range hood

technical field

The utility model relates to the field of range hoods, in particular to an indoor discharge household range hood.

Background technique

The range hood is a kitchen appliance that purifies the kitchen environment. It is installed above the kitchen stove. It can quickly remove the waste from the stove and the oil fume that is harmful to the human body during the cooking process. Reduce environmental pollution and purify the air. Most of the existing range hoods discharge the gas outdoors through the exhaust pipe, which has high cost, poor purification efficiency, high power consumption, and external impurities easily enter the equipment through the exhaust pipe, affecting the operation of the equipment.

Utility model content

The technical problem solved by the present invention is to solve the above-mentioned problems in the background art by providing an indoor discharge household range hood in view of the defects existing in the above-mentioned prior art.

In order to solve the above-mentioned technical problems, the technical scheme adopted by the present invention is as follows: an indoor discharge household range hood, including a range hood body, an air regulating plate, a multi-stage purification component, a centrifugal fan and a PP filter screen, the range hood for absorbing the range hood is The lower end of the machine body is inclined inwardly and is provided with an air inlet, the air regulating plate is movably connected with the range hood and a movable cover is arranged on the air inlet, and the multi-stage purification assembly is installed on the oil suction The hood body is arranged in and above the air inlet, the centrifugal fan is installed in the range hood body and is connected with the multi-stage purification assembly, and the front upper end of the range hood body is provided with a first An air outlet, the PP filter is installed in the body of the range hood and above the multi-stage purification assembly and behind the first air outlet, and the lower end of the front of the range hood body is provided There is a second air outlet, the second air outlet communicates with the first air outlet to form an air curtain, and an air duct is arranged between the first air outlet and the second air outlet.

As a further elaboration on the above technical solutions:

In the above technical solution, the multi-stage purification assembly includes a vortex centrifugal oil separator, a wire mesh filter, a filter, a high and low pressure electrostatic purifier, a composite nano catalytic filter, a UV ultraviolet lamp and a composite nano activated carbon The filter, the vortex centrifugal oil separator is installed in the body of the range hood and behind the air inlet, and the wire mesh filter is installed in the body of the range hood and arranged at the rear of the air inlet. Above the vortex centrifugal oil separator, the filter, high and low pressure electrostatic purifier, composite nano catalytic filter, UV ultraviolet lamp and composite nano activated carbon filter are sequentially installed on the oil absorption along the flow direction of the wind. The hood body is arranged above the wire mesh filter.

In the above technical solution, an oil collecting box is also included, and the oil collecting box is installed on the outer bottom end of the range hood body.

In the above technical solution, an electrostatic power supply box is further included, and the electrostatic power supply box is installed in the body of the range hood and is electrically connected with the multi-stage purification assembly and the centrifugal fan.

In the above technical solution, it also includes a control panel, which is installed on the outside of the range hood body and is signally connected to the electrostatic power box, the multi-stage purification assembly and the centrifugal fan.

In the above technical solution, it also includes a decorative door panel and hanging ears, the decorative door panel is installed on the front of the range hood body, and the hanging ears are installed on the left and right ends of the top of the range hood body. .

Compared with the prior art, the beneficial effect of the present utility model is that: the utility model can adjust the suction wind speed and pressure of the air inlet according to the amount of oil fume through the setting of the air regulating plate, so as to meet the inhalation requirements of different oil fume amounts and reduce the Equipment power consumption, through the setting of multi-stage purification mold and PP filter screen, effectively purifies and condenses oil fume to ensure that the exhaust gas can meet the indoor emission standard. The second air outlet forms an air curtain, which prevents the outside air from entering the interior of the equipment, ensures all the inhalation of oil fume, effectively improves the purification efficiency of oil fume, and ensures the purification effect of the gas and the clean environment.

Description of drawings

Fig. 1 is the side sectional view of the present utility model;

Fig. 2 is the front sectional view of the present utility model;

Fig. 3 is the sectional view at A-A place in Fig. 2;

FIG. 4 is a cross-sectional view at B-B in FIG. 2 .

In the figure: 1. Range hood body; 11. Air inlet; 12. First air outlet; 13. Second air outlet; 14. Air duct; 2. Air regulating plate; 3. Multi-stage purification assembly; 31 , vortex centrifugal oil separator; 32, wire mesh filter; 33, filter; 34, high and low pressure electrostatic purifier; 35, composite nano catalytic filter; 36, UV ultraviolet lamp; 37, composite nano activated carbon Filter; 4. Centrifugal fan; 5. PP filter; 6. Oil collecting box; 7. Electrostatic power box; 8. Control panel; 9. Decorative door panel; 10. Hanging ears.

Detailed ways

The present utility model will be described in further detail below in conjunction with the accompanying drawings.

The embodiments described with reference to the accompanying drawings are exemplary and are intended to explain the present application and should not be construed as limiting the present application. In the description of this application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", " Rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", etc. The relationship is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore It should not be construed as a limitation on this application. In addition, the terms "first" and "second" are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, a feature defined as "first" or "second" may expressly or implicitly include one or more of that feature. In the description of the present application, "several" and "plurality" mean two or more, unless otherwise expressly and specifically defined. In this application, unless otherwise expressly specified and limited, the terms "installed", "connected", "connected", "fixed" and other terms should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection , or integrally connected; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or the internal communication between the two components. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood according to specific situations. In this application, unless otherwise expressly specified and defined, a first feature "on" or "under" a second feature may include direct contact between the first and second features, or may include the first and second features Not directly but through additional features between them. Also, the first feature being "above", "over" and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply means that the first feature is level higher than the second feature. A first feature "below", "below" and "beneath" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply means that the first feature has a lower level than the second feature.

As shown in Figures 1-4, an indoor discharge household range hood includes a range hood body 1, an air regulating plate 2, a multi-stage purification assembly 3, a centrifugal fan 4 and a PP filter 5. The range hood body The lower end of 1 is inclined inwardly and is provided with an air inlet 11 . One end of the air regulating plate 2 is hinged to the main body 1 of the range hood, so that it can be movably covered on the air inlet 11, and the opening degree of the air regulating plate 2 is adjusted according to the amount of oil fume, so as to adjust the inhalation of the air inlet 11. The wind speed and pressure meet the inhalation requirements of different fume volumes, making the equipment more efficient and energy-saving. The multi-stage purification assembly 3 is installed in the range hood body 1 and above the air inlet 11, and the centrifugal fan 4 is installed in the range hood body 1 and is connected with the multi-stage hood. The purification assembly 3 is connected. The front upper end of the range hood body 1 is provided with a first air outlet 12, and the PP filter screen 5 is installed in the range hood body 1 and is arranged above the multi-stage purification assembly 3 and the Behind the first air outlet 12. The setting of the PP filter screen 5 can effectively prevent the fine particles of activated carbon from entering the air and ensure the effective purification and filtration of the exhaust gas. The front lower end of the range hood body 1 is provided with a second air outlet 13, the second air outlet 13 communicates with the first air outlet 12 to form an air curtain, and the first air outlet 12 An air duct 14 is provided between the second air outlet 13 . An air curtain is formed in the second air outlet 13, which effectively blocks the outside air from entering the interior of the equipment, which facilitates the inhalation of oil fume and avoids the incomplete inhalation of oil fume from affecting the clean environment.

In this embodiment, as shown in FIGS. 1 to 3 , the multi-stage purification assembly 3 includes a vortex centrifugal oil separator 31 , a wire mesh filter 32 , a filter 33 , a high and low voltage electrostatic purifier 34 , a composite type Nano catalytic filter 35, UV ultraviolet lamp 36 and composite nano activated carbon filter 37, the vortex centrifugal oil separator 31 is installed in the range hood body 1 and behind the air inlet 11, so The wire mesh filter 32 is installed in the range hood body 1 and above the vortex centrifugal oil separator 31, the filter 33, the high and low voltage electrostatic purifier 34, the composite nano catalytic filter The filter 35 , the UV ultraviolet lamp 36 and the composite nanometer activated carbon filter 37 are sequentially installed in the range hood body 1 and above the wire mesh filter 32 along the flow direction of the wind. Large particles of oil fume are processed and filtered through the vortex centrifugal oil separator 31 and the wire mesh filter 32 . The DOPO0.3 micron gas pollutants are treated and filtered through the filter 33 . Among them, the filter 33 is a disposable filter. The micron-scale gas pollutants are purified by the high and low pressure electrostatic purifier 34 . Through the cooperation of the composite nano catalytic filter 35 and the UV ultraviolet lamp 36, when the UV ultraviolet lamp 36 is lit, the ultraviolet light irradiates the composite nano catalytic filter 35 to activate the TiO ₂ on the composite nano catalytic filter 35, The OH active free radicals in the field can decompose organic matter, and at the same time, the UV ultraviolet lamp 36 can sterilize oil fume with high performance, and ionize O ₂ to generate O ₃ , and O ₃ is oxidized to organic matter, which can effectively sterilize and purify oil fume. The composite nanometer activated carbon filter 37 cooperates with VOC catalyst to decompose and adsorb organic OMS-2/Pt, so that the coating is decomposed to generate O, which degrades and removes the concentration _of O, and avoids the discharge _of gas with high concentration of O. Of course, the multi-stage purification assembly 3 also includes other forms of purification equipment, which is not limited to this embodiment.

Specifically, as shown in FIG. 1 and FIG. 2 , an oil collecting box 6 is further included, and the oil collecting box 6 is installed on the outer bottom end of the range hood body 1 . The condensed waste oil is collected through the oil collecting box 6 to avoid dripping of the waste oil and ensure a clean and tidy environment.

Specifically, as shown in FIG. 1 and FIG. 3 , an electrostatic power supply box 7 is also included. The electrostatic power supply box 7 is installed in the range hood body 1 and is connected with the multi-stage purification assembly 3 and the centrifugal fan. 4 Electrical connection to provide power for the device to work. Specifically, it also includes a control panel 8 , which is installed on the outside of the range hood body 1 and communicates with the electrostatic power box 7 , the multi-stage purification assembly 3 and the centrifugal fan 4 . Connect, control the device on and off.

Specifically, as shown in FIG. 1 and FIG. 2 , a decorative door panel 9 and hanging lugs 10 are also included, and the decorative door panel 9 is installed on the front of the range hood body 1 , making the device more beautiful as a whole. The hanging ears 10 are installed on the left and right ends of the top of the range hood body 1 to facilitate the overall installation and disassembly of the device.

When working, adjust the air regulating plate 2 to the required air intake size, the control panel 8 controls the electrostatic power box 7, the multi-stage purification assembly 3 and the centrifugal fan 4 to work, the oil fume is inhaled from the air inlet 11, and passes through in turn. Vortex centrifugal oil separator 31, wire mesh filter 32, filter 33, high and low voltage electrostatic purifier 34, composite nano catalytic filter 35, UV ultraviolet lamp 36, composite nano activated carbon filter 37 and PP filter It is purified and filtered, and then discharged from the first air outlet 12 . At the same time, the purified air flows through the air duct 14 to the second air outlet 13 , forming an air curtain at the second air outlet 13 .

Through the setting of the air regulating plate 2, the air inlet 11 can adjust its suction wind speed and pressure according to the amount of oil fume, so as to meet the inhalation requirements of different oil fume amounts, and reduce the power consumption of the equipment. The multi-stage purification mold 3 and PP filter The installation of the net 5 can effectively purify and condense the oil fume to ensure that the discharged gas can meet the indoor emission standard. 13. Form an air curtain to block the outside air from entering the inside of the equipment, ensure all the inhalation of oil fume, effectively improve the purification efficiency of oil fume, and ensure the purification effect of the gas and the cleanliness of the environment.

The above is not intended to limit the technical scope of the present invention, and any modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention still fall within the scope of the technical solutions of the present invention.

Claims (6)

1. An indoor discharge household range hood is characterized in that, comprising a range hood body, an air regulating plate, a multi-stage purification assembly, a centrifugal fan and a PP filter screen, and the lower end of the range hood body is inclined inwardly and is arranged to There is an air inlet, the air regulating plate is movably connected with the range hood and is movably covered on the air inlet, and the multi-stage purification assembly is installed in the range hood body and arranged on the Above the air inlet, the centrifugal fan is installed in the body of the range hood and is connected to the multi-stage purification assembly. The front upper end of the range hood body is provided with a first air outlet, the PP filter The net is installed in the body of the range hood and above the multi-stage purification assembly and behind the first air outlet. The second air outlet is communicated with the first air outlet to form an air curtain, and an air duct is arranged between the first air outlet and the second air outlet. 2. An indoor discharge household range hood according to claim 1, wherein the multi-stage purification assembly comprises a vortex centrifugal grease trap, a wire mesh filter, a filter, a high and low voltage electrostatic purifier , composite nano catalytic filter, UV ultraviolet lamp and composite nano activated carbon filter, the vortex centrifugal oil separator is installed in the body of the range hood and behind the air inlet, the metal wire The mesh filter is installed in the body of the range hood and above the vortex centrifugal oil separator. The filter, high and low pressure electrostatic purifier, composite nano catalytic filter, UV ultraviolet lamp and composite The nanometer activated carbon filter is sequentially installed in the body of the range hood along the flow direction of the wind and above the wire mesh filter. 3 . The indoor discharge household range hood according to claim 1 , further comprising an oil collecting box, and the oil collecting box is installed on the outer bottom end of the range hood body. 4 . 4. The indoor discharge household range hood according to claim 1, further comprising an electrostatic power supply box, which is installed in the range hood body and is connected with the multi-stage purification The assembly is electrically connected to the centrifugal fan. 5 . The indoor discharge household range hood according to claim 4 , further comprising a control panel, the control panel is installed on the outside of the range hood body and is connected with the electrostatic power box. 6 . , The multi-stage purification assembly and the centrifugal fan are signally connected. 6 . The indoor discharge household range hood according to claim 1 , further comprising a decorative door panel and a hanging lug, the decorative door panel being installed on the front of the range hood body, and the hanging lug. 7 . The ears are installed on the left and right ends of the top of the range hood body.

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