CN217875996U

CN217875996U - Hollow filtering device of smoke exhaust ventilator, dual-core filter and smoke exhaust ventilator

Info

Publication number: CN217875996U
Application number: CN202221298461.8U
Authority: CN
Inventors: 周浪; 林茂彬
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-05-27
Filing date: 2022-05-27
Publication date: 2022-11-22
Anticipated expiration: 2032-05-27

Abstract

The utility model discloses a smoke ventilator's cavity filter equipment, dual-core filter and smoke ventilator, concretely relates to smoke ventilator technical field, cavity filter equipment include built-in filter screen, establish cavity in the built-in filter screen and filter the cotton, and the fine profit molecule absorption that contains in the smoke ventilator inspiratory oil smoke is filtered out after on the cotton is filtered to cavity. The dual-core filter comprises a hollow filtering device and an external separation net, and the oil smoke is cooled by the surface contact of the external separation net and then cooled by the surface contact of the hollow filtering device. The range hood comprises a range hood system, a shell, an oil cup and a dual-core filter, wherein oil stains filtered by an external separation net and an internal filter net flow into the oil cup. The utility model discloses because used external separation net and built-in filter screen to carry out twice filtration around, can make wind wheel and wind cabinet the inside not have the profit to this smoke ventilator just can accomplish not leading oil pipe structure.

Description

Hollow filtering device of smoke exhaust ventilator, dual-core filter and smoke exhaust ventilator

Technical Field

The utility model relates to a smoke ventilator technical field, more specifically say, the utility model relates to a smoke ventilator's cavity filter equipment, dual-core filter and smoke ventilator.

Background

The kitchen ventilator is installed above the kitchen range, is an electric appliance for purifying the oil smoke in the kitchen, can rapidly pump away the waste burned by the range and the oil smoke harmful to human body generated in the cooking process, and exhaust the oil smoke out of the room, and simultaneously condenses and collects the oil smoke, thereby reducing pollution and purifying air.

When the existing range hood is used, the wind wheel rotates at a high speed to suck indoor oil fume into the range hood, the oil fume is subjected to first oil fume separation through the oil screen, the oil fume is subjected to second oil fume separation through the rotation of the wind wheel, the oil fume in the wind cabinet is acted by centrifugal force, the oil mist is condensed into oil drops, the oil drops are collected into an oil cup through an oil way, and the purified smoke is finally discharged along a fixed passage.

But the smoke ventilator oil smoke separation on the market is unclean, and the profit of wind wheel and wind cabinet the inside is too much, must install oil pipe, makes the profit flow out, otherwise uses the back smoke ventilator just to be unable to use for a long time.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the utility model provides a smoke ventilator's cavity filter equipment, dual-core filter and smoke ventilator, the oil absorption cigarette is effectual, and the inner chamber does not have oil, and the wind cabinet does not have oil, and the wind wheel does not have oil, really accomplishes not to unpick and wash.

In order to achieve the above object, the utility model provides a following technical scheme:

a hollow filter unit for the fume exhauster is composed of a built-in filter net with hollow filter cotton in it, and the oil fume sucked by fume exhauster is filtered out by adsorbing the micro oil-water molecules on the hollow filter cotton.

Preferably, the hollow filter cotton has countless polypropylene fibers, and the diameter of the polypropylene fibers is 0.02mm-0.12mm.

Preferably, the built-in filter screen is a double-layer filter structure with a second lower filter plate and a second upper filter plate.

The utility model also provides a smoke ventilator's dual-core filter, including foretell cavity filter equipment, still include external separation net, the oil smoke passes through cavity filter equipment's surface contact cooling again after the surface contact cooling of external separation net earlier.

Preferably, the external separation net is a double-layer filtering structure with a first lower filtering plate and a first upper filtering plate, and filtering holes in the first lower filtering plate and the filtering holes in the first upper filtering plate are arranged in a staggered mode.

The utility model also provides a smoke ventilator, including the oil absorption cigarette system, the oil absorption cigarette system includes the casing and the oil cup of demountable installation in chassis bottom, and the oil absorption cigarette system still includes the dual-core filter, and external separation net and built-in filter screen slope setting and detachably install in the inside of casing, and the oil stain inflow oil cup that external separation net and built-in filter screen filter were crossed.

Preferably, the range hood further comprises an air duct system arranged above the range hood system, the air duct system comprises a surrounding plate and a fan arranged inside the surrounding plate, and an air outlet is formed in the upper end of the surrounding plate.

Preferably, the fan is obliquely arranged inside the enclosing plate, and a front cigarette machine air duct and a rear cigarette machine air duct are formed inside the enclosing plate and on the front side and the rear side of the fan respectively.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a set up cavity filter equipment, the fine profit molecule that contains in the inspiratory oil smoke of smoke ventilator adsorbs and is filtered out after the cotton is crossed to cavity, ensures to discharge through this cavity after crossing the filter cotton clean air, does not have the oil stain.

2. The utility model discloses a setting of external separation net and built-in filter screen can get into wind cabinet after all profit molecules of cigarette the inside filter up, and the wind wheel just can keep the cleanness of permanence, enables the machine and keeps the better smoking effect of permanence, need not wash wind wheel and wind cabinet or change wind wheel and wind cabinet lifelong.

3. The utility model discloses two-pass air-out structure around using enables the air-out smoothly like this, does not have the resistance, makes smoke ventilator's smoking effectual, and sound is little.

4. The utility model discloses because used external separation net and built-in filter screen to carry out twice filtration around, can make wind wheel and wind cabinet the inside not have the profit to this smoke ventilator just can accomplish not leading oil pipe structure.

Drawings

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

Fig. 2 is an explosion diagram of the whole structure of the present invention.

Fig. 3 is a schematic structural view of the external separation net and the internal filter net of the present invention.

Fig. 4 is an explosion diagram of the external separation net and the internal filter net of the present invention.

Fig. 5 is a front view of the present invention.

Fig. 6 is a cross-sectional view of the present invention.

The reference signs are:

1. a fume extraction system; 11. a housing; 111. a rear housing; 1111. a first clamping groove; 1112. a second clamping groove; 112. A glass cover; 12. an oil cup; 13. an external separation net; 131. a first lower filter plate; 132. an upper filter plate I; 14. a filter screen is arranged in the filter; 141. a second lower filter plate; 142. an upper filter plate II; 15. an LED lamp; 16. A controller; 2. an air duct system; 21. enclosing plates; 22. a fan; 23. an air outlet; 231. a smoke pipe; 24. A front smoke exhaust duct; 25. the back smoke machine wind channel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

As shown in fig. 1 to 6, the utility model provides a hollow filtering device of a range hood, which comprises a built-in filter screen 14, wherein the built-in filter screen 14 is a double-layer filtering structure with a second lower filter plate 141 and a second upper filter plate 142, hollow filter cotton is arranged in the built-in filter screen 14, the hollow filter cotton is provided with countless polypropylene fibers, the diameters of the polypropylene fibers are 0.02mm-0.12mm, preferably 0.02mm,0.07mm and 0.12mm, and the hollow filter cotton can be selected. The micro oil-water molecules contained in the oil smoke sucked by the range hood are adsorbed on the hollow filter cotton and then filtered out, so that clean air and no oil stain are discharged after the oil smoke passes through the hollow filter cotton.

The utility model also provides a smoke ventilator's dual-core filter, including foretell cavity filter equipment, still include external separation net 13.

The external separation net 13 is a double-layer filtering structure with a lower filter plate 131 and an upper filter plate 132, the double-layer filtering structure is formed by integrally punching aluminum plates, the surface of the double-layer filtering structure is subjected to microcrystalline silicon metal high-temperature spraying treatment, particularly, when filtering is performed, oil smoke generated by articles in an oil pan after high-temperature combustion passes through the external separation net 13, the oil stain of heavy molecules in the oil smoke is separated by the external separation net 13, the principle is that the oil smoke is cooled by contacting the surface of the lower filter plate 131 and then is sucked into each small hole in the surface, then the oil smoke is cooled by contacting the surface of the upper filter plate 132, and then each small hole in the surface of the upper filter plate 132 is discharged, so that the oil stain can be separated, the oil stain cannot be absorbed into the inner cavity of a cigarette machine, and the external separation net 13 is required to be detached and cleaned at regular intervals. In order to improve the filtering effect, the filtering holes of the lower filtering plate one 131 and the upper filtering plate one 132 are arranged in a staggered manner.

The oil smoke is firstly cooled by the surface contact of the external separation net 13 and then cooled by the surface contact of the hollow filter device. The hollow filter cotton filters the oil smoke coming out of the external separation net 13, light oil molecules and water molecules contained in the filter cotton are filtered, all oil and water molecules in the oil smoke are filtered completely after the oil smoke is filtered through a second channel and enter the wind cabinet, clean air is contained in the wind wheel, oil stains do not exist, the oil smoke filtering rate can reach 99%, therefore, the wind cabinet can keep the wind wheel clean for a long time, the machine can keep a better smoking effect for a long time, and the wind wheel and the wind cabinet do not need to be cleaned or replaced for the whole life.

The utility model also provides a smoke exhaust ventilator, including oil absorption cigarette system 1 and the air duct system 2 of setting in oil absorption cigarette system 1 top, oil absorption cigarette system 1 includes casing 11 and demountable installation at the oil cup 12 of casing 11 bottom, casing 11 comprises backshell 111 and glass cover 112 that the tandem is installed together, oil absorption cigarette system 1 still uses foretell dual-core filter, external separation net 13 and the slope setting of built-in filter screen 14 and detachably install the inside at casing 11, specifically set up draw-in groove 1111 and draw-in groove two 1112 on oil cup 12, insert external separation net 13 and built-in filter screen 14 respectively wherein and use the mode of magnetism to inhale to fix, built-in filter screen 14 sets up the top at external separation net 13. The oil cup 12 can be inserted on the machine shell 11 in a slot mode, oil stains filtered by the external separation net 13 and the internal filter net 14 flow into the oil cup 12, and the oil cup 12 is cleaned periodically.

The air duct system 2 comprises a surrounding plate 21 and a fan 22 arranged inside the surrounding plate 21, and an air outlet 23 is arranged at the upper end of the surrounding plate 21. The fan 22 is obliquely arranged inside the enclosure 21, a front smoke machine air duct 24 and a rear smoke machine air duct 25 are respectively formed inside the enclosure 21 and on the front side and the rear side of the fan 22, smoke is sucked in through rotation of a wind wheel of the fan 22, the sucked smoke flows upwards after being filtered by the external separation net 13 and the internal filter net 14, the flow path is as shown in fig. 6, the smoke enters the fan 22 from the front smoke machine air duct 24 and the rear smoke machine air duct 25 respectively and then flows out from the air outlet 23, the smoke tube 231 is installed at the upper end of the air outlet 23, namely, a front and rear double-duct air outlet structure is used, so that air outlet is smooth, no resistance exists, the smoke sucking effect of the smoke exhaust ventilator is good, and the sound is small.

Further, an LED lamp 15 is installed inside the front side of the housing 11, a controller 16 is installed on the front side of the range hood system 1, and various functions of the range hood are controlled by the controller 16.

The utility model discloses because used external separation net 13 and built-in filter screen 14 to carry out twice filtration around, can make wind wheel and wind cabinet the inside have not had the profit, thereby this smoke ventilator just can accomplish not lead the oil pipe structure, any smoke ventilator must all install on the existing market leads oil pipe, just because the oil smoke separation is unclean, the profit of wind wheel and wind cabinet the inside is too many, if do not lead oil pipe, the profit just has no way to flow, will make smoke ventilator can not use after using for a long time.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," "connecting," and "connecting" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be directly connected, and "upper," "lower," "left," and "right" are only used to indicate relative positional relationships, and when the absolute position of the object to be described is changed, the relative positional relationships may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the foregoing is illustrative of the preferred embodiments of the present invention, and is not to be construed as limiting the invention, and any modifications, equivalent alterations, improvements and the like made within the spirit and principle of the invention are intended to be included within the scope of the invention.

Claims

1. The utility model provides a smoke ventilator's cavity filter equipment, includes built-in filter screen (14), its characterized in that: hollow filter cotton is arranged in the built-in filter screen (14), and micro oil-water molecules contained in oil smoke sucked by the range hood are adsorbed on the hollow filter cotton and then filtered out.

2. The hollow filter assembly of a range hood of claim 1, wherein: the hollow filter cotton is provided with a plurality of polypropylene fibers, and the diameter of each polypropylene fiber is 0.02mm-0.12mm.

3. The hollow filter assembly of a range hood of claim 1, wherein: the built-in filter screen (14) is a double-layer filter structure with a second lower filter plate (141) and a second upper filter plate (142).

4. The utility model provides a double-core filter of smoke ventilator which characterized in that: the hollow filter device as claimed in claim 1, 2 or 3, further comprising an external separation net (13), wherein the soot is cooled by surface contact of the external separation net (13) and then by surface contact of the hollow filter device.

5. The dual core filter of a range hood according to claim 4, wherein: the external separation net (13) is a double-layer filtering structure with a first lower filtering plate (131) and a first upper filtering plate (132), and filtering holes in the first lower filtering plate (131) and the first upper filtering plate (132) are staggered with each other.

6. A range hood, includes range hood system (1), range hood system (1) includes casing (11) and demountable installation oil cup (12) in casing (11) bottom, its characterized in that: the range hood system (1) further comprises a dual core filter as claimed in claim 4, wherein the external separation net (13) and the internal filter net (14) are obliquely arranged and detachably mounted inside the casing (11), and oil stains filtered by the external separation net (13) and the internal filter net (14) flow into the oil cup (12).

7. A range hood according to claim 6, wherein: the range hood further comprises an air duct system (2) arranged above the oil fume suction system (1), the air duct system (2) comprises a surrounding plate (21) and a fan (22) arranged inside the surrounding plate (21), and an air outlet (23) is formed in the upper end of the surrounding plate (21).

8. A range hood according to claim 7, wherein: the fan (22) is obliquely arranged inside the enclosing plate (21), and a front cigarette machine air duct (24) and a rear cigarette machine air duct (25) are formed inside the enclosing plate (21) and on the front side and the rear side of the fan (22) respectively.