CN206609016U - A kind of super pressure-negative cooker hood - Google Patents
A kind of super pressure-negative cooker hood Download PDFInfo
- Publication number
- CN206609016U CN206609016U CN201720262194.1U CN201720262194U CN206609016U CN 206609016 U CN206609016 U CN 206609016U CN 201720262194 U CN201720262194 U CN 201720262194U CN 206609016 U CN206609016 U CN 206609016U
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- air
- housing
- smoke
- cooker hood
- super pressure
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Abstract
The utility model is related to a kind of super pressure-negative cooker hood, more particularly to one kind can accelerate collar extension efficiently lampblack-pumped super pressure-negative cooker hood by air-flow；Provided with the smoke discharging pipe being vertically arranged in a kind of its super pressure-negative cooker hood, including housing, the housing.The utility model accelerates the design of collar extension using air-flow, using Coanda principle, passes through Bernoulli equation so that air-flow accelerates the flow velocity increase at collar extension；Oil smoke enters after fan housing, air pressure at upper cover plate outer end is small, air pressure at bottom plate lower port is big, negative pressure cavity is formed in fan housing, so that more down flow velocity is faster for the air-flow in fan housing, smoke particle is all discharged into smoke discharging pipe by the air inlet of body, and then discharges outdoor, and does not have residual in fan housing；Less parts are needed for smoke exhaust ventilator in the production and manufacture compared with prior art of the device, while also reducing manufacturing cost and complex process degree, air suction efficiency is high, and exhausting amount is big, can produce air-flow in a balanced way.
Description
Technical field
The utility model is related to super pressure-negative cooker hood, more particularly to one kind can accelerate the efficient smoke pumping of collar extension by air-flow
Super pressure-negative cooker hood.
Background technology
The family kitchen smoke evacuation work of early stage is all completed by ventilating fan, although ventilating fan can be removed in kitchen
Most of oil smoke, but its pollution of the powerless oil smoke for solving to produce in cooking process to whole kitchen, are produced in culinary art
Oil smoke contains many harmful materials, if people works in the room full of oil smoke for a long time, can cause many diseases
Generation, influence it is healthy.
Smoke exhaust ventilator is also known as range hood, is a kind of kitchen appliance for purifying kitchen environment.It is arranged on cooking stove in kitchen
Top, can by cooking stove burn neutralize cooking process in produced by the oil smoke for having sweat to human body rapidly take away, discharge room
Outside, reduce pollution, purify air.At present, the smoke exhaust ventilator of in the market uses horizontal negative pressure generating device, due to horizontal negative pressure
Generation device is transformed by centrifugal fan, therefore, and this kind of smoke exhaust ventilator air suction efficiency is low, and exhausting amount is small, generation
Air-flow is unbalanced.
Therefore, not enough for more than, the utility model is badly in need of providing a kind of super pressure-negative cooker hood.
The content of the invention
The purpose of this utility model is：A kind of super pressure-negative cooker hood is provided, the smoke exhaust ventilator can be accelerated by air-flow
Collar extension reaches efficient lampblack-pumped purpose.
The utility model provides following proposal：
Provided with the smoke discharging pipe being vertically arranged in a kind of super pressure-negative cooker hood, including housing, the housing；The smoke evacuation
Pipeline includes the air inlet of body, the exhaust outlet of the body upper end and the bottom of the pipe；On the outside of the exhaust outlet with it is described
Housing upper end is connected, and air intake gap is provided between the air inlet and the bottom plate of the housing；Wind is also equipped with the housing
Cover；The fan housing is sheathed on outside the body；The fan housing includes upper cover plate and bottom plate；The upper cover plate is in the bottom plate
Upper and lower position is correspondingly arranged；The interior end ring of the upper cover plate connects the body, and the outer end ring of the upper cover plate is connected to the shell
Body；The bottom plate includes the from top to bottom plate body of tapered setting, the upper port positioned at the plate body upper end and positioned at the plate body
The lower port of lower end；The lower port is located on the bottom plate of the housing, and the lower port and the air inlet upper and lower position
It is correspondingly arranged, the plate body lower end is tapered and close to the bottom of the pipe, and forms the tapered air-flow of a section and accelerates
Collar extension；The upper port is corresponding with the outer end of the upper cover plate to be arranged at intervals, and cigarette collar extension is entered in formation one；It is described enter cigarette ring
At least two air exhausters of intraoral installation；Formed and be communicated with smoke collecting chamber, the bottom plate between the housing and the bottom plate
The smoke inlet of the smoke collecting chamber.
Further, each air exhauster includes assembling shell and sets motor and turbine in the inner, the wind
Machine mounting shell enters cigarette collar extension described in being fixed on.
Further, each air exhauster is set along the smoke discharging pipe is axially symmetric, and the turbine is located at the electricity
Machine lower end, and be connected with the output shaft of the motor.
Further, the body smoothly tapers setting from the bottom to top, and the bore of the exhaust outlet is less than the air intake
The bore of mouth.
Further, the lower port of the bottom plate and the body are concentric is set, and the inner of the upper cover plate with
The body is set in concentric.
Further, the air-flow acceleration orifice sizes of the plate body lower end are 0.8mm between 3mm.
Further, the air intake gap length between the bottom plate of the air inlet and the housing be 1mm to 3mm it
Between
Further, oil filter is installed, the smoke inlet is axially set in a ring along the housing at the smoke inlet.
Further, the housing bottom left and right sides is equipped with LED, and the housing bottom connects provided with lid at LED
There is transparent shield.
Further, the motor uses the DC brushless motors of TYM 4260 or TEC 4260-3110 DC brushless motors.
The utility model has the following advantages that compared with prior art：
1st, the utility model accelerates the design of collar extension using air-flow, using Coanda principle, passes through Bernoulli equation so that
Air-flow accelerates the flow velocity increase at collar extension；Oil smoke enters after fan housing, and the air pressure at upper cover plate outer end is small, at bottom plate lower port
Air pressure is big, negative pressure cavity is formed in fan housing so that more down flow velocity is faster for the air-flow in fan housing, and smoke particle is all passed through into pipe
The air inlet of body is discharged into smoke discharging pipe, and then discharges outdoor, and does not have residual in fan housing；The production and manufacture of the device
Less parts are needed for smoke exhaust ventilator in compared with prior art, while also reducing manufacturing cost and complex process journey
Degree, air suction efficiency is high, and exhausting amount is big, can produce air-flow in a balanced way.
2nd, the utility model uses the design of air exhauster, at least two air exhausters is installed in cigarette collar extension entering, each air exhauster
Work simultaneously, air-flow can be caused more balanced；Turbine is driven using brushless electric machine, efficient air-flow can be produced, can be effective
Indoor oil smoke is extracted out；By setting oil filter, the oil smoke that will be produced in cooking process is can be very good along particle and outstanding
Floating particles are filtered out.
Brief description of the drawings
Fig. 1 is the structural representation of super pressure-negative cooker hood of the present utility model；
Fig. 2 is the front view of super pressure-negative cooker hood of the present utility model；
The profile that Fig. 3 is A-A in Fig. 2；
The enlarged drawing that Fig. 4 is B in Fig. 3；
Fig. 5 is the side view of super pressure-negative cooker hood of the present utility model；
The profile that Fig. 6 is C-C in Fig. 5；
Fig. 7 is the structural representation of air exhauster in the utility model.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is a part of embodiment of the utility model, rather than whole embodiments.Based on the embodiment in the utility model, sheet
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
, it is necessary to explanation in description of the present utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation or position relationship of the instruction such as " level ", " interior ", " outer " are, based on orientation shown in the drawings or position relationship, to be only
Described for the ease of description the utility model and simplifying, rather than to indicate or imply that signified device or element must have specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.In addition, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that indicating or implying relative importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
Referring to shown in Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, a kind of super pressure-negative cooker hood of the present utility model, including housing 1,
Provided with the smoke discharging pipe 2 being vertically arranged in the housing；The smoke discharging pipe includes body 3, the exhaust outlet 4 of the body upper end
With the air inlet 5 of the bottom of the pipe；It is connected on the outside of the exhaust outlet with the housing upper end, the air inlet and the housing
Bottom plate between be provided with air intake gap 6；Fan housing 7 is also equipped with the housing；The fan housing is sheathed on outside the body；The wind
Cover includes upper cover plate 8 and bottom plate 9；The upper cover plate goes to upper and lower position with the bottom plate and is correspondingly arranged；The upper cover plate
Interior end ring connects the body, and the outer end ring of the upper cover plate is connected to the housing；The bottom plate includes tapered from top to bottom set
Plate body 10, the upper port 11 positioned at the plate body upper end and the lower port 12 positioned at the plate body lower end；The lower end choma
On the bottom plate of the housing, and the lower port is correspondingly arranged with the air inlet upper and lower position, and the plate body lower end is tapered
And close to the bottom of the pipe, and form the tapered air-flow acceleration collar extension 13 of a section；The upper port with it is described on
The outer end correspondence of cover plate is arranged at intervals, and cigarette collar extension 14 is entered in formation one；It is described enter cigarette collar extension at least two exhausting are installed
Machine 15；Be communicated with the smoke collecting chamber between the housing and the bottom plate on formation smoke collecting chamber 16, the bottom plate enters cigarette
Mouth 17.
The utility model accelerates the design of collar extension using air-flow, using Coanda principle, passes through Bernoulli equation so that gas
Stream accelerates the flow velocity increase at collar extension；Oil smoke enters after fan housing, and the air pressure at upper cover plate outer end is small, the gas at bottom plate lower port
Pressure is big, negative pressure cavity is formed in fan housing so that more down flow velocity is faster for the air-flow in fan housing, and smoke particle is all passed through into body
Air inlet be discharged into smoke discharging pipe, and then discharge outdoor, and do not have residual in fan housing；The production of the device and manufacture phase
Than needing less parts for smoke exhaust ventilator of the prior art, while also reducing manufacturing cost and complex process journey
Degree, air suction efficiency is high, and exhausting amount is big, can produce air-flow in a balanced way.
The utility model uses the design of air exhauster, at least two air exhausters is installed in cigarette collar extension entering, each air exhauster is same
When work, air-flow can be caused more balanced；Turbine is driven using brushless electric machine, efficient air-flow can be produced, can be effective
Indoor oil smoke is extracted out；By setting oil filter, the oil smoke that will be produced in cooking process is can be very good along particle and suspension
Particle filtering falls.
Shown in Figure 7, each air exhauster includes assembling shell 22 and sets electricity in the inner in the present embodiment
Machine 18 and turbine 19, the assembling shell be fixed on it is described enter cigarette collar extension.The utility model uses the design of motor and turbine,
Brushless electric machine drives turbine, can produce efficient air-flow, effectively can extract indoor oil smoke out.
Each air exhauster is set along the smoke discharging pipe is axially symmetric in the present embodiment, and the turbine is located at the electricity
Machine lower end, and be connected with the output shaft of the motor.Each air exhauster is set along smoke discharging pipe is axially symmetric in the utility model,
Each air exhauster works simultaneously, air-flow can be caused more balanced；Motor is located at turbine upper end, turbine is driven by brushless electric machine,
Efficient air-flow can be produced, effectively can be extracted indoor oil smoke out.
Body described in the present embodiment smoothly tapers setting from the bottom to top, and the bore of the exhaust outlet is less than the air intake
The bore of mouth.Using this kind of body in the utility model, it can make it that the oil smoke into smoke discharging pipe is arranged along inner surface of tube body
Go out, in order to avoid produce convection phenomena in air inlet.
The lower port of bottom plate described in the present embodiment and the body are concentric to be set, and the inner of the upper cover plate with
The body is set in concentric.The lower port of bottom plate and the concentric setting of body, can cause discharge in the utility model
Air-flow it is more balanced, the device work more efficiently.
The air-flow acceleration orifice sizes of plate body lower end described in the present embodiment are 0.8mm between 3mm.This practicality is new
Air-flow acceleration orifice sizes are set to 1mm to 3mm in type, make the air blast of suction accelerate to spray at a high speed in collar extension from air-flow,
And produce high-speed friction with the air of air inlet and form negative pressure, secondary downdraught is formed, the oil smoke under overall drive passes through row
Smoke pipeline is outwards discharged, and less zero is needed for the smoke exhaust ventilator in the production and manufacture compared with prior art of the device
Part, while also reducing manufacturing cost and complex process degree.
The air intake gap length between the bottom plate of air inlet described in the present embodiment and the housing is 1mm to 3mm
Between.Air intake gap length is set to 1mm to 3mm in the utility model, be in order to limit air-flow accelerate collar extension size, make
Can by air-flow at a high speed spray.
It is shown in Figure 1, oil filter 20 is installed, the smoke inlet is along the housing described in the present embodiment at smoke inlet
Axially set in a ring.The setting of oil filter is used in the utility model, the oil smoke that will be produced in cooking process is can be very good
Filtered out along particle and suspended particulate.
Shown in Figure 1, the left and right sides of housing bottom described in the present embodiment is equipped with LED 21, the housing bottom
Transparent shield is connected to provided with lid at LED.The utility model uses the design of LED, can cause people with illuminating effect
Cooked in dark environment.
Motor described in the present embodiment is using the DC brushless motors of TYM 4260 or TEC 4260-3110 brush DCs electricity
Machine.Utility model uses the DC brushless motors of TYM 4260 or TEC 4260-3110 DC brushless motors, and uniformity is preferable, property
Can be reliable, failure is few, long lifespan, and energy-conserving and environment-protective.
Specific work process：
In use, brushless electric machine drives turbine that indoor oil smoke is pumped into housing, and it can be very good cooking process
The oil smoke of middle generation is filtered out along particle and suspended particulate, into the air-flow in housing, is entered by air exhauster in nozzle, then
Smoke discharging pipe, the gap size of nozzle bottom and smoke discharging pipe bottom are entered by the gap of nozzle bottom and smoke discharging pipe bottom
1mm to 3mm is set to, the air blast of suction is sprayed at a high speed out of gap, and high-speed friction is produced with the air of air draft lower end
And negative pressure is formed, secondary downdraught is formed, the oil smoke under overall drive is outwards discharged by smoke discharging pipe.
Finally it should be noted that：Various embodiments above is only limited to illustrate the technical solution of the utility model, rather than to it
System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, or to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (10)
1. a kind of super pressure-negative cooker hood, it is characterised in that：Including housing, provided with the smoke exhaust pipe being vertically arranged in the housing
Road；The smoke discharging pipe includes the air inlet of body, the exhaust outlet of the body upper end and the bottom of the pipe；The exhaust outlet
Outside is connected with the housing upper end, and air intake gap is provided between the bottom plate of the air inlet and the housing；In the housing
It is also equipped with fan housing；The fan housing is sheathed on outside the body；The fan housing includes upper cover plate and bottom plate；The upper cover plate and institute
State bottom plate and go to upper and lower position and be correspondingly arranged；The interior end ring of the upper cover plate connects the body, and the outer end ring of the upper cover plate connects
In the housing；The bottom plate includes the from top to bottom plate body of tapered setting, the upper port positioned at the plate body upper end and is located at
The lower port of the plate body lower end；The lower port is located on the bottom plate of the housing, and the lower port and the air inlet
Upper and lower position is correspondingly arranged, and the plate body lower end is tapered and close to the bottom of the pipe, and it is tapered to form a section
Air-flow accelerates collar extension；The upper port is corresponding with the outer end of the upper cover plate to be arranged at intervals, and cigarette collar extension is entered in formation one；Institute
State and at least two air exhausters are installed into cigarette collar extension；Formed between the housing and the bottom plate on smoke collecting chamber, the bottom plate
It is communicated with the smoke inlet of the smoke collecting chamber.
2. super pressure-negative cooker hood according to claim 1, it is characterised in that：Each air exhauster includes assembling
Shell and set motor and turbine in the inner, the assembling shell be fixed on it is described enter cigarette collar extension.
3. super pressure-negative cooker hood according to claim 2, it is characterised in that：Each air exhauster is along the smoke discharging pipe
It is axially symmetric to set, and the turbine is located at the motor lower end, and be connected with the output shaft of the motor.
4. super pressure-negative cooker hood according to claim 3, it is characterised in that：The body is smoothly tapered from the bottom to top to be set
Put, and bore of the bore less than the air inlet of the exhaust outlet.
5. super pressure-negative cooker hood according to claim 4, it is characterised in that：The lower port of the bottom plate and the pipe
Body is concentric to be set, and the inner and body of the upper cover plate is set in concentric.
6. super pressure-negative cooker hood according to claim 5, it is characterised in that：The air-flow of the plate body lower end accelerates
Orifice sizes are 0.8mm between 3mm.
7. super pressure-negative cooker hood according to claim 6, it is characterised in that：The bottom of the air inlet and the housing
The air intake gap length between plate is 1mm between 3mm.
8. super pressure-negative cooker hood according to claim 7, it is characterised in that：Oil filter is installed at the smoke inlet,
The smoke inlet is axially set in a ring along the housing.
9. super pressure-negative cooker hood according to claim 8, it is characterised in that：The housing bottom left and right sides is equipped with
LED, the housing bottom is connected to transparent shield provided with lid at LED.
10. super pressure-negative cooker hood according to claim 9, it is characterised in that：The motor uses the direct currents of TYM 4260
Brushless electric machine or TEC 4260-3110 DC brushless motors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720262194.1U CN206609016U (en) | 2017-03-17 | 2017-03-17 | A kind of super pressure-negative cooker hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720262194.1U CN206609016U (en) | 2017-03-17 | 2017-03-17 | A kind of super pressure-negative cooker hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206609016U true CN206609016U (en) | 2017-11-03 |
Family
ID=60165514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720262194.1U Withdrawn - After Issue CN206609016U (en) | 2017-03-17 | 2017-03-17 | A kind of super pressure-negative cooker hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206609016U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106765428A (en) * | 2017-03-17 | 2017-05-31 | 东莞市安哲罗电器科技有限公司 | A kind of super pressure-negative cooker hood |
| CN108636976A (en) * | 2018-07-17 | 2018-10-12 | 深圳市宜和勤环保科技有限公司 | A kind of wind turbine exhausting system |
-
2017
- 2017-03-17 CN CN201720262194.1U patent/CN206609016U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106765428A (en) * | 2017-03-17 | 2017-05-31 | 东莞市安哲罗电器科技有限公司 | A kind of super pressure-negative cooker hood |
| CN106765428B (en) * | 2017-03-17 | 2023-08-15 | 东莞市安哲罗电器科技有限公司 | Super negative pressure smoke ventilator |
| CN108636976A (en) * | 2018-07-17 | 2018-10-12 | 深圳市宜和勤环保科技有限公司 | A kind of wind turbine exhausting system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20171103 Effective date of abandoning: 20230815 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20171103 Effective date of abandoning: 20230815 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |