CN107461785B - Near-suction range hood - Google Patents
Near-suction range hood Download PDFInfo
- Publication number
- CN107461785B CN107461785B CN201710893780.0A CN201710893780A CN107461785B CN 107461785 B CN107461785 B CN 107461785B CN 201710893780 A CN201710893780 A CN 201710893780A CN 107461785 B CN107461785 B CN 107461785B
- Authority
- CN
- China
- Prior art keywords
- air inlet
- suction
- range hood
- inlet pipeline
- pipeline
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000000779 smoke Substances 0.000 claims abstract description 44
- 238000010411 cooking Methods 0.000 claims abstract description 13
- 239000003517 fume Substances 0.000 claims description 15
- 238000000746 purification Methods 0.000 description 14
- 235000019504 cigarettes Nutrition 0.000 description 10
- 230000000694 effects Effects 0.000 description 10
- 238000005086 pumping Methods 0.000 description 5
- 239000002912 waste gas Substances 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000003595 mist Substances 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 241001290864 Schoenoplectus Species 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000037213 diet Effects 0.000 description 1
- 235000005911 diet Nutrition 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000006233 lamp black Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 235000012054 meals Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ventilation (AREA)
Abstract
The invention discloses a near-suction range hood, which comprises a hood cover horizontally arranged above a cooking range, wherein a suction air inlet pipeline and a smoke exhaust pipeline are connected to the hood cover, an oil smoke purifier is arranged in the suction air inlet pipeline, the smoke exhaust pipeline is connected with a fan, the section of the suction air inlet pipeline is rectangular, the suction air inlet pipeline extends downwards vertically from the rear part of the hood cover and horizontally extends outwards to form L shapes, an oil smoke air inlet of the suction air inlet pipeline is arranged for air inlet in the flat horizontal direction, an oil smoke outlet of the suction air inlet pipeline is communicated with an air inlet arranged on the fan.
Description
Technical Field
The invention relates to a kitchen range hood, in particular to a near-suction range hood for a household kitchen.
Background
A household kitchen range hood is a modern household, is especially an indispensable kitchen device for Chinese meal and diet families, and discharges kitchen oil smoke to the outdoor after oil removal and purification through a pumping and oil smoke purification mode to purify the indoor environment. The range hood has a plurality of structural forms, including European style top-suction range hoods, side-suction and down-suction range hoods which are greatly raised by Chinese people, and the like. The European-style range hood is arranged above the cooking range, the fume collecting hood is far away from a pollution source, and when the European-style range hood works, the negative pressure generated by the fan pumps out clean air around the fume collecting hood, so that the efficiency of sucking and exhausting fume waste gas is reduced under the condition of limited discharge capacity. In addition, the purifier adopts a multi-layer filter screen structure, and the filter screen has limited oil smoke purification effect, is not easy to clean and has large noise. The side-suction and bottom-suction range hood has high suction and exhaust efficiency, limited oil fume purification effect, difficult cleaning and larger noise, and the heat efficiency of the stove is reduced by airflow because the stove is close, and the common problems are that when an air conditioner is opened and closed in a kitchen in winter and summer, an air inlet is not arranged indoors, the air pressure is changed, and oil fume waste gas is difficult to exhaust. Therefore, a range hood with a brand new structure is needed to improve the efficiency of sucking and exhausting oil smoke and waste gas, improve the oil smoke purification rate, reduce noise, be convenient to clean, have little influence on the thermal efficiency of a stove, save energy and have good oil smoke sucking and exhausting effect when doors and windows are closed in summer in winter.
Disclosure of Invention
The invention aims to provide a near-suction range hood aiming at the defects of the prior art so as to improve the suction and discharge efficiency, reduce the oil smoke pollution, reduce the noise and ensure the heat efficiency of a stove; and further solve the problem of indoor air pressure balance.
In order to achieve the purpose, the invention adopts the following technical scheme.
The utility model provides a nearly smoke exhaust ventilator, is including being used for the level to set up the cigarette aircraft bonnet in the kitchen range top, and the cigarette aircraft bonnet is connected with suction air-supply line and exhaust pipe, is equipped with the oil smoke clarifier in the suction air-supply line, and exhaust pipe is connected with the fan, suction air-supply line cross-section is the rectangle, and by after the perpendicular downwardly extending in cigarette aircraft bonnet rear portion, the outside extension of level formed L shape, the oil smoke air intake of suction air-supply line sets up according to the horizontal direction air inlet of platykurtic, the oil smoke air outlet of suction air-supply line with the inlet scoop.
According to the invention adopting the technical scheme, the smoke inlet is positioned above the cooking range and the cooking utensil by sucking the horizontal extension section of the air inlet pipeline, so that the smoke inlet is closer to the cooking utensil and the cooking utensil at the source of generating hot gas and oil smoke, and the suction effect is improved; the flat strip-shaped oil fume inlet forms a shielding type air curtain at the upper part of a cooking utensil of the stove by high-speed airflow generated by negative pressure, so that oil fume waste gas is sucked while being prevented from being diffused and is discharged outdoors after being purified, and the suction efficiency is improved; meanwhile, the shielding air curtain enables the sucked air flow to be limited at the upper part of the cooker, thereby effectively reducing the influence on the firepower of the cooker and ensuring the heat efficiency of the cooker. Through downwardly extending's rectangle section suction intake stack to by the lower port air inlet of pipeline, can effectively prolong oil smoke purification channel of oil smoke clarifier, and make the suction intake stack keep away from the fan that the noise produced the source, thereby effectively reduce the noise, improve purifying effect.
Preferably, the oil smoke air inlet extends outwards to form a height and a length close to the top of the cooker, and the cross section of the oil smoke air inlet is horizontally provided with a width capable of covering all cooking ranges and oil smoke pollution sources of the cooker in the left-right direction. Further ensure the formation of the barrier air curtain and improve the suction efficiency.
Preferably, the oil smoke purifier comprises a purifying shell with a rectangular cylinder structure, and the inside of the purifying shell is divided into a plurality of oil smoke purifying channels by a plurality of parallel-arranged continuous S-shaped or zigzag-shaped wavy clapboards. So that the oil-smoke mixed gas entering the channel forms repeated returning collision on a zigzag purification path, oil mist and water vapor are separated, the purification effect is ensured, and oil stains condensed on a fan blade or an impeller are greatly reduced; meanwhile, the noise generated by the fan is transmitted from inside to outside from top to bottom along the pipeline, and the sound wave is repeatedly attenuated when passing through the zigzag filter disc of the oil fume purifier, so that the noise reduction function is realized. And the cross section of the purification channel is large, the wind resistance is small, the wind noise can be effectively reduced, and the cleaning is easy and convenient.
Preferably, the cigarette machine cover is rectangular, and a fresh air channel used for communicating the outside and the indoor air is further arranged on the cigarette machine cover. The fresh air is supplemented to the kitchen through the fresh air channel, the indoor air pressure is maintained, the pumping load is reduced, the noise is reduced, and the pumping efficiency and the effect can be improved.
Preferably, the fresh air channel comprises a fresh air pipe, an air inlet of the fresh air pipe is located outdoors, and an air outlet of the fresh air pipe is communicated with the inner cavity of the hollow-shell type smoke hood; the bottom surface of the hood is provided with a three-square rectangular frame type air supply outlet. So as to supplement fresh air from three parts above the cooker, and further improve the oil smoke pumping effect. Meanwhile, the fresh air outlet is closer to and located above the air curtain barrier and closer to the oil smoke air inlet, so that the situation that clean air such as oil smoke and hot air is not mixed indoors and is exhausted can be effectively reduced, the situation that indoor air kept constant in temperature through an air conditioner is not exhausted can be correspondingly ensured, and the energy loss of the air conditioner is reduced. In addition, the hood cover is only used for a fresh air part and a whole machine installation foundation, the outward extending size of the hood cover is small, and the probability that the head is collided is effectively reduced.
Preferably, the air supply outlet is composed of a row of strip-shaped holes. So as to be directly formed on the smoke machine cover in a stamping processing mode, thereby reducing the processing difficulty and the manufacturing cost; the strength of the hood of the cigarette machine can be improved, and the noise is further reduced.
Preferably, the bottom surface of the hood of the cigarette machine is of a concave structure, and a flow guide surface is formed on the outer side of the frame edge of the air supply opening. So that when the lampblack absorber pump drainage subassembly was out of work, in the steam guide that will rise to the new trend passageway through the water conservancy diversion face, then got rid of outdoors, formed the effect of natural pump drainage. The device is suitable for the condition of only hot air and water mist, and can save power consumption.
Preferably, a plug-in type oil receiving box is arranged below the suction air inlet pipeline, and an oil leakage port is arranged on the lower wall of the horizontal extension section of the suction air inlet pipeline. So as to ensure the collection and centralized treatment of the waste oil and ensure the cleanness and convenient use.
The invention has the advantages of high oil smoke pumping and exhausting efficiency, good purifying effect, low noise, high heat efficiency of the stove, simple structure and convenient use, cleaning and maintenance.
Drawings
FIG. 1 is a front view showing a schematic structure of embodiment 1 of the present invention.
Fig. 2 is a left side view of fig. 1 of the present invention.
Fig. 3 is a top view of fig. 1 of the present invention.
Fig. 4 is a view from direction a of fig. 2 of the present invention.
FIG. 5 is a schematic view showing the structure of the soot purifier in example 2 of the present invention.
Detailed Description
The invention will be further described with reference to the drawings, but the invention is not limited thereby within the scope of the embodiments described.
The oil fume purifier 4 comprises a rectangular cylinder-type purification shell, and the inside of the purification shell is divided into a plurality of oil fume purification channels by a plurality of continuous S-shaped partition plates which are arranged in parallel; the cigarette machine cover 1 is of a hollow shell type, and a fresh air channel for indoor communication with the outside is arranged on the cigarette machine cover 1; the fresh air channel comprises a fresh air pipe 5, an air inlet of the fresh air pipe 5 is positioned outdoors, and an air outlet of the fresh air pipe 5 is communicated with the inner cavity of the smoke hood 1; a three-side rectangular frame type air supply outlet 1a is formed in the bottom surface of the hood 1; the air supply outlet 1a is composed of strip-shaped holes in rows, the bottom surface of the cigarette machine cover 1 is of an inward concave structure, and a flow guide surface 1b is formed on the outer side of a frame edge of the air supply outlet 1 a.
In the embodiment 2, referring to fig. 5, the interior of the purification shell is divided into a plurality of oil smoke purification channels by a plurality of partition plates which are arranged in parallel and take the shape of continuous S or broken line waves.
The rest of the structure of this embodiment is the same as embodiment 1, and is not described herein again.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (4)
1. A near-suction range hood comprises a hood cover (1) horizontally arranged above a cooking range, a suction air inlet pipeline (3) and a smoke exhaust pipeline (2) are connected to the hood cover (1), a fume purifier (4) is arranged in the suction air inlet pipeline (3), a fan (2 a) is connected to the smoke exhaust pipeline (2), the near-suction range hood is characterized in that the section of the suction air inlet pipeline (3) is rectangular, the suction air inlet pipeline extends vertically and downwards from the rear portion of the hood cover (1) and horizontally extends outwards to form L shape, a fume inlet (3 a) of the suction air inlet pipeline (3) is flat and long and horizontally enters air, a fume outlet of the suction air inlet pipeline (3) is communicated with an air inlet of the fan (2 a), high-speed airflow generated by negative pressure of the fume inlet (3 a) can form a shielding type air curtain on the upper portion of the cooking range, the fume inlet (3 a) comprises a rectangular purifying shell, the rectangular purifying shell is internally provided with a rectangular ventilating pipe, a ventilating pipe (5) is arranged in parallel and is arranged on the rectangular shell cover, the range hood cover is provided with a fresh air pipe (5), the range hood cover is used for enabling the range hood cover, the range hood cover is used for enabling fresh air inlet (1) to be communicated with the fresh air inlet of the fresh air inlet (3), and the fresh air inlet of the fresh air inlet (5) and is arranged horizontally arranged on the range hood cover.
2. The near-suction hood as claimed in claim 1, characterized in that the supply opening (1 a) consists of a row of strip-shaped holes.
3. The near-suction range hood according to claim 1, wherein the bottom surface of the hood cover (1) is concave, and a flow guide surface (1 b) is formed outside the frame edge of the air supply opening (1 a).
4. The near-suction range hood according to any one of claims 1 to 3, wherein an inserted oil receiving box (7) is arranged below the suction air inlet pipeline (3), and an oil leakage port is arranged on the lower wall of the horizontal extension section of the suction air inlet pipeline (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710893780.0A CN107461785B (en) | 2017-09-26 | 2017-09-26 | Near-suction range hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710893780.0A CN107461785B (en) | 2017-09-26 | 2017-09-26 | Near-suction range hood |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107461785A CN107461785A (en) | 2017-12-12 |
| CN107461785B true CN107461785B (en) | 2020-07-28 |
Family
ID=60553695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710893780.0A Active CN107461785B (en) | 2017-09-26 | 2017-09-26 | Near-suction range hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107461785B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110631098A (en) * | 2018-06-25 | 2019-12-31 | 青岛海尔智慧厨房电器有限公司 | Air curtain range hood |
| CN109099482B (en) * | 2018-09-19 | 2024-05-14 | 浙江欧琳生活健康科技有限公司 | Self-cleaning range hood |
| DE102019206240A1 (en) * | 2019-04-30 | 2020-11-05 | BSH Hausgeräte GmbH | Extractor device, kitchen appliance with hob and extractor device and method for operating an extractor device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201206864Y (en) * | 2008-03-17 | 2009-03-11 | 迅达科技集团股份有限公司 | Cooking fume exhauster with position of induced draft plate adjustable |
| CN201327094Y (en) * | 2008-07-08 | 2009-10-14 | 浙江玉立电器有限公司 | Close side-absorbing and upwards-discharging range hood |
| CN203560969U (en) * | 2013-11-02 | 2014-04-23 | 吴国华 | Split upward discharging type range hood |
| CN203687136U (en) * | 2013-12-27 | 2014-07-02 | 吴世龙 | Range hood |
| CN105091060A (en) * | 2015-09-14 | 2015-11-25 | 刘涛 | Novel smoke exhaust ventilator |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202598640U (en) * | 2012-06-11 | 2012-12-12 | 浙江宇派厨具有限公司 | Flat direct-suction range hood |
| CN205825182U (en) * | 2016-07-20 | 2016-12-21 | 武汉崇文新科技有限公司 | A kind of lampblack absorber |
-
2017
- 2017-09-26 CN CN201710893780.0A patent/CN107461785B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201206864Y (en) * | 2008-03-17 | 2009-03-11 | 迅达科技集团股份有限公司 | Cooking fume exhauster with position of induced draft plate adjustable |
| CN201327094Y (en) * | 2008-07-08 | 2009-10-14 | 浙江玉立电器有限公司 | Close side-absorbing and upwards-discharging range hood |
| CN203560969U (en) * | 2013-11-02 | 2014-04-23 | 吴国华 | Split upward discharging type range hood |
| CN203687136U (en) * | 2013-12-27 | 2014-07-02 | 吴世龙 | Range hood |
| CN105091060A (en) * | 2015-09-14 | 2015-11-25 | 刘涛 | Novel smoke exhaust ventilator |
| WO2017045263A1 (en) * | 2015-09-14 | 2017-03-23 | 刘涛 | Extractor hood |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107461785A (en) | 2017-12-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201764566U (en) | Environment-friendly integrated stove with circulating oil filtering | |
| CN210861243U (en) | Fume exhaust fan | |
| CN111351088A (en) | Integrated kitchen of automatic cleaning air conditioner is purified in area | |
| CN107461785B (en) | Near-suction range hood | |
| CN108061321A (en) | Freeze range hood in a kind of kitchen | |
| CN203628751U (en) | Double-motor inhead type side draught downward smoke exhausting integrated stove | |
| CN108253501A (en) | A kind of wind screen electrostatic range hood free of cleaning | |
| CN220707449U (en) | Air curtain type fume exhaust fan | |
| CN201697195U (en) | Bi-directional range hood | |
| CN201787647U (en) | Integral air curtain smoke exhaust ventilator | |
| CN212227164U (en) | Novel wind-force pulls oil extraction cigarette mechanism, smoke ventilator and oil extraction cigarette system | |
| CN201535523U (en) | Integrated cooking range | |
| CN216521801U (en) | Internal circulation type integrated stove | |
| CN206281022U (en) | A kind of new type purification smoke exhaust ventilator | |
| CN216521802U (en) | Internal circulation type integrated stove | |
| CN110207233A (en) | A kind of laterally pushed type kitchen ventilator | |
| CN205037390U (en) | Range hood | |
| CN205079295U (en) | Energy -conserving oil smoke pump drainage machine of split type low noise | |
| CN212057435U (en) | Household integrated stove adopting heat pump principle | |
| CN114017801A (en) | Internal circulation type integrated stove | |
| CN207702534U (en) | A kind of kitchen ventilator of oil smoke internal circulation filtering | |
| CN201215349Y (en) | Energy-saving kitchen fume extraction purifying and recovering device | |
| CN222480577U (en) | Cage smoke type range hood | |
| CN207751030U (en) | A kind of tornado oily fume exhauster | |
| CN221483689U (en) | A petticoat pipe for removing high temperature steam |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |