CN106352383A - Range hood - Google Patents
Range hood Download PDFInfo
- Publication number
- CN106352383A CN106352383A CN201610905111.6A CN201610905111A CN106352383A CN 106352383 A CN106352383 A CN 106352383A CN 201610905111 A CN201610905111 A CN 201610905111A CN 106352383 A CN106352383 A CN 106352383A
- Authority
- CN
- China
- Prior art keywords
- cavity
- axial flow
- flow blower
- air inlet
- side axial
- 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.)
- Granted
Links
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
- F24C15/2071—Removing cooking fumes mounting of cooking hood
-
- 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
-
- 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
- F24C15/2021—Arrangement or mounting of control or safety systems
Abstract
The invention relates to a range hood, comprising a case and a smoke collecting cover connected below the case, wherein a centrifugal fan is arranged in the case, and an air inlet communicating with an inner cavity of the case is arranged on the smoke collecting cover. The range hood is characterized in that the centrifugal fan is a double-suction centrifugal fan; the smoke collecting cover comprises a first cavity and a second cavity which are independent of each other, the air inlet communicates with the first cavity, and the first cavity communicates with a front air inlet of the centrifugal fan; and the second cavity extends downwards and is provided with an inclined plane which is inclined forwards from bottom to top, left side axial flow fans and right axial flow fan are arranged at intervals on the inclined plane, a baffle plate is arranged in the second cavity to divide the second cavity into a left passage corresponding to the left axial flow fan and a right passage corresponding to the right axial flow fan, and the left passage and a second airflow passage are both communicated with a rear air inlet of the centrifugal fan. According to the invention, the suction and discharge effect of the range hood can be significantly improved.
Description
Technical field
The present invention relates to range hood field is and in particular to a kind of adjustable range hood of negative pressuren zone.
Background technology
Range hood generally includes housing, is provided with centrifugal blower, by centrifugal blower, oil smoke is aspirated in housing.But
It is to cook for the convenience of the users, range hood is all typically mounted on certain height, so, in the disturbance of extraneous wind-force
Under, oil smoke can lead to run cigarette to loss around.
Cn201220459447.1 discloses a kind of " axial flow cooker hood of horizontal double suction mouth mounting structure ", and it includes
Two curved tube axial flow lampblack fan being arranged side by side, frame, external exhaust duct, curved tube axial flow lampblack fan includes: crooked pipeline,
It is arranged on fan electromotor and device in the crooked pipeline fan body on fan electromotor axle, it is solid that motor passes through fan motor stand
It is scheduled in crooked pipeline.This invention adopts axial flow blower, and fan induced draught amount is big, low cost.But two axial flow blower works simultaneously
Make, easily cause air-flow to collide, affect suction effect；And axial flow blower is designed as top and inhales structure by this patent, equally exists
Run cigarette problem.
Content of the invention
The technical problem to be solved is that the present situation for prior art provides a kind of energy can automatically distribute negative pressure
Area is thus significantly improve the range hood of suction effect.
The present invention solves the technical scheme that adopted of above-mentioned technical problem: this range hood, includes cabinet and is connected to
Exhaust fume collecting hood below cabinet, is provided with centrifugal blower, described exhaust fume collecting hood is communicated with the inner chamber of described cabinet in described cabinet
Air inlet；
It is characterized in that:
Described centrifugal blower is the Double suction type centrifugal wind motor with advance air port and rear air inlet；
Described exhaust fume collecting hood includes the first separate cavity and the second cavity, and the air inlet connection of described exhaust fume collecting hood is described
First cavity, described first cavity connects the advance air port of described centrifugal blower；
Described second cavity extends downwardly and has the inclined-plane turning forward from bottom to top, and described inclined-plane is interval with a left side
Side axle flow fan and right side axial flow blower, are provided with dividing plate and are divided into and described left side described second cavity in described second cavity
The corresponding left passage of axial flow blower and the right passage corresponding with described right side axial flow blower, described left passage and described second
Airflow channel all connects the rear air inlet of described centrifugal blower.
Mutually collide between air-flow by avoiding two axial flow blowers to be discharged, affect suction effect, preferably in described left side
Multiple inside and outside successively horn sleeve barrels being nested with, described set are connected with the outlet air surface of axial flow blower or/and right side axial flow blower
The internal diameter of cylinder increases along airflow direction.
Sleeve serves the effect of diffuser, can pressure release in time, the dynamic pressure of axial flow blower is converted to static pressure, to avoid
Too fast the led to air-flow of wind speed collides.
As improvement, described left side axial flow blower and described right side axial flow blower can be adjustable speed fan；
Described inclined-plane is provided with corresponding to the left side temperature sensor of described left side axial flow blower with corresponding to described right side
The right side temperature sensor of axial flow blower；
And also include the temperature letter for receiving the temperature sensor of described left side or/and the temperature sensor of described right side
Number and control described left side axial flow blower or/and the controller of described right side axial flow blower rotating speed.
This structure can specifically start corresponding axial flow blower according to practical situation, and energy conservation and consumption reduction effects are good.
Baffle plate can be provided with described exhaust fume collecting hood, described exhaust fume collecting hood is divided into described first cavity and described second chamber
Body.
Suction distance in view of axial flow blower and centrifugal blower and suction effect, preferably described baffle plate is by described air intake
Mouth is divided into the forward part connecting described first cavity and the rear part connecting described second cavity；Described forward part and described after
Partial area is than for 6～8:4～2.
Preferably, the gear smoke background turning forward from top to bottom can also be also associated with described exhaust fume collecting hood.Gear smoke background
It is designed to help exhaust fume collecting hood more effectively to collect oil smoke.
Compared with prior art, range hood provided by the present invention can be prevented effectively from what external air flow disturbance was led to
Run cigarette problem, avoid the damage of the suction effect caused by air-flow collision that two axial flow blowers work led to simultaneously simultaneously
Lose, significantly improve the suction effect of range hood.
Brief description
Fig. 1 is the schematic perspective view of embodiment of the present invention assembling structure；
The solid that Fig. 2 removes exhaust fume collecting hood and its interior each part assembling structure after exhaust fume collecting hood left plate for the embodiment of the present invention is shown
It is intended to；
Fig. 3 is that the assembling of the left and right, front side board of baffle plate, dividing plate and exhaust fume collecting hood and gear smoke background in the embodiment of the present invention is shown
It is intended to；
Fig. 4 is the schematic perspective view of exhaust fume collecting hood overlook direction in the embodiment of the present invention；
Fig. 5 is the schematic perspective view of embodiment of the present invention axis flow fan.
Specific embodiment
Below in conjunction with accompanying drawing embodiment, the present invention is described in further detail.
As shown in Figures 1 to 5, this range hood includes:
Cabinet 1, for housing centrifugal blower (not shown).
Centrifugal blower, is arranged in cabinet 1, and for aspirating oil smoke, the centrifugal blower in the present embodiment is for before having simultaneously
Air inlet and the Double suction type centrifugal wind motor of rear air inlet.
Exhaust fume collecting hood 2, is connected on cabinet 1, for collecting ree-oil；Including the top board 26 being connected with cabinet 1, on top board 26
It is provided with the air inlet 23 being adapted with cabinet 1；It is connected to left plate 261 on four peripheries of top board 26, right plate 262, front side
Plate 263 and back side panel 264, and the middle part of top board 26 is also associated with the baffle plate 27 paralleled with forward and backward side plate, and baffle plate 27 will enter
Air port 23 is divided into forward and backward two parts, and the area of the forward part of air inlet 23 and rear part is than for 3:7.
The length of back side panel 264, baffle plate 27 and front side board 263 is sequentially reduced.
Inclined-plane 24 is connected on back side panel 264 and the lower ora terminalis of baffle plate 27, forms the structure turning forward from bottom to top.
The gear smoke background 25 turning forward from top to bottom is connected with front side board 263.
Left plate 261 and right plate 262 are connected to two sides on top board 26, back side panel 264, baffle plate 27 and inclined-plane 24
On edge, form the second cavity 22；Second cavity 22 connects the rear air inlet of centrifugal blower.
For preventing oil smoke from running string, it is provided with dividing plate 28 in the second cavity 22, the second cavity is divided into left passage by dividing plate 28
221 and right passage 222.
Axial flow blower, has two, is adjustable speed fan, and wherein left side axial flow blower 31 is arranged on corresponding to left passage 221
On inclined-plane, right side axial flow blower 32 is arranged on inclined-plane 24 corresponding to right passage 222, for being produced when closely aspirating culinary art
Oil smoke.
The present embodiment is provided with diffuser, axial flow blower in the lee face of axial flow blower on the basis of conventional axial flow blower
Back is provided with pressure relief device, the dynamic pressure of axial flow blower can be converted to static pressure, to avoid too fast the led to air-flow punching of wind speed
Hit.Particularly as follows:
It is connected with multiple inside and outside successively horn sleeve barrels 34 being nested with, the present embodiment on the outlet air surface of left side axial flow blower 31
For three, the internal diameter of sleeve 34 increases along airflow direction.The structure of right side axial flow blower 32 and the structure of left side axial flow blower 31
Identical.
In the present embodiment, left side axial flow blower 31 and right side axial flow blower 32 are adjustable speed fan.
Temperature sensor, has two, for detecting the working condition of kitchen range；Wherein left side temperature sensor 41 corresponds to a left side
Side axle flow fan 31 is arranged on inclined-plane 24, and right side temperature sensor 42 is arranged on inclined-plane 24 corresponding to right side axial flow blower 32
On.
Left side temperature sensor 41 and right side temperature sensor 42 are all connected with the input of controller (not shown), will
The temperature data detecting is immediately passed to controller；Left side axial flow blower 31 and right side axial flow blower 32 and centrifugal blower equal
Connect the outfan of controller；Controller judges the work of which kitchen range according to the temperature data receiving, thus corresponding start and/
Or adjust the wind speed of left side axial flow blower 31 and/or right side axial flow blower 32.
During culinary art, the data detecting is delivered to controller by two temperature sensors immediately, and controller carries out contrast fortune
Calculate.
If using the culinary art of left side kitchen range, left side temperature sensor senses to temperature, controller high-power start left-hand axis
Flow fan and centrifugal blower, the program small-power according to controller or do not start right side axial flow blower；Most of oil smoke is via a left side
Side axle flow fan sucks in left shunt passage, is discharged after rear air inlet enters centrifugal blower；Fraction oil smoke is via first
Cavity is sucked discharge from the advance air port of centrifugal blower；
Conversely, then axial flow blower and centrifugal blower on the right side of high-power start, small-power or do not start left side axial flow blower；Greatly
Part oil smoke is sucked after right split channel through being discharged by the rear air inlet of centrifugal blower by right side axial flow blower；Fraction oil smoke warp
Discharge is sucked from the advance air port of centrifugal blower by the first cavity；
When two kitchen range work simultaneously, controller controls two axial flow blowers and centrifugal blower to start simultaneously, most of
Oil smoke respectively enters the left shunt passage of the second cavity via left side axial flow blower and right side axial flow blower and has after split channel,
Rear air inlet via centrifugal blower is discharged, and fraction oil smoke is discharged from the advance air port of centrifugal blower via the first cavity.
Claims (6)
1. a kind of range hood, including cabinet (1) be connected to exhaust fume collecting hood (2) below cabinet (1), sets in described cabinet (1)
There is centrifugal blower, described exhaust fume collecting hood (2) is communicated with the air inlet (23) of the inner chamber of described cabinet (1)；
It is characterized in that:
Described centrifugal blower is the Double suction type centrifugal wind motor with advance air port and rear air inlet；
Described exhaust fume collecting hood (2) includes separate the first cavity (21) and the second cavity (22), the air inlet of described exhaust fume collecting hood
(23) connect described first cavity (21), described first cavity connects the advance air port of described centrifugal blower；
Described second cavity (22) extends downwardly and has the inclined-plane (24) turning forward from bottom to top, between described inclined-plane (24) is upper
Every being provided with left side axial flow blower (31) and right side axial flow blower (32), being provided with dividing plate (28) in described second cavity (22) will be described
Second cavity (22) be divided into the left passage (221) corresponding with described left side axial flow blower (31) and with described right-hand axis stream wind
The corresponding right passage (222) of machine (32), described left passage (221) and described second airflow channel (222) all connect described from
The rear air inlet of heart-wind syndrome machine.
2. range hood according to claim 1 is it is characterised in that described left side axial flow blower (31) or/and right-hand axis stream
Multiple inside and outside successively horn sleeve barrels (34) being nested with, the internal diameter edge of described sleeve (34) are connected with the outlet air surface of blower fan (32)
Airflow direction increases.
3. range hood according to claim 1 and 2 is it is characterised in that described left side axial flow blower (31) and described right side
Axial flow blower (32) is adjustable speed fan；
Described inclined-plane (24) is provided with corresponding to the left side temperature sensor (41) in described left side axial flow blower (31) and corresponds to
The right side temperature sensor (42) on described right side axial flow blower (32)；
And also include the temperature for receiving described left side temperature sensor (41) or/and described right side temperature sensor (42)
Degree signal simultaneously controls described left side axial flow blower (31) or/and the controller of described right side axial flow blower (32) rotating speed.Controller
Controller.
4. range hood according to claim 3 is it is characterised in that be provided with baffle plate (27), by institute in described exhaust fume collecting hood (2)
State exhaust fume collecting hood and be divided into described first cavity (21) and described second cavity (22).
5. range hood according to claim 4 is it is characterised in that described air inlet (23) is separated by described baffle plate (27)
For connecting the forward part of described first cavity (21) and the rear part connecting described second cavity (22)；Described forward part and described
The area of part is than for 6～8:4～2 afterwards.
6. range hood according to claim 5 it is characterised in that be also associated with described exhaust fume collecting hood (2) from top to bottom to
The gear smoke background (25) of top rake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610905111.6A CN106352383B (en) | 2016-10-17 | 2016-10-17 | A kind of range hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610905111.6A CN106352383B (en) | 2016-10-17 | 2016-10-17 | A kind of range hood |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106352383A true CN106352383A (en) | 2017-01-25 |
| CN106352383B CN106352383B (en) | 2018-11-06 |
Family
ID=57866793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610905111.6A Active CN106352383B (en) | 2016-10-17 | 2016-10-17 | A kind of range hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106352383B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108488859A (en) * | 2017-01-22 | 2018-09-04 | 长乐市丽智产品设计有限公司 | A kind of kitchen ventilator and its working method |
| CN109424998A (en) * | 2017-08-22 | 2019-03-05 | 宁波方太厨具有限公司 | A kind of range hood and control method of automatic distribution negative pressuren zone |
| CN109595620A (en) * | 2017-09-30 | 2019-04-09 | 宁波方太厨具有限公司 | A kind of range hood |
| CN109595622A (en) * | 2017-09-30 | 2019-04-09 | 宁波方太厨具有限公司 | A kind of range hood |
| CN109595619A (en) * | 2017-09-30 | 2019-04-09 | 宁波方太厨具有限公司 | A kind of smoke deflector and application have the range hood of the smoke deflector |
-
2016
- 2016-10-17 CN CN201610905111.6A patent/CN106352383B/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108488859A (en) * | 2017-01-22 | 2018-09-04 | 长乐市丽智产品设计有限公司 | A kind of kitchen ventilator and its working method |
| CN109424998A (en) * | 2017-08-22 | 2019-03-05 | 宁波方太厨具有限公司 | A kind of range hood and control method of automatic distribution negative pressuren zone |
| CN109424998B (en) * | 2017-08-22 | 2023-10-20 | 宁波方太厨具有限公司 | Range hood capable of automatically distributing negative pressure area and control method |
| CN109595620A (en) * | 2017-09-30 | 2019-04-09 | 宁波方太厨具有限公司 | A kind of range hood |
| CN109595622A (en) * | 2017-09-30 | 2019-04-09 | 宁波方太厨具有限公司 | A kind of range hood |
| CN109595619A (en) * | 2017-09-30 | 2019-04-09 | 宁波方太厨具有限公司 | A kind of smoke deflector and application have the range hood of the smoke deflector |
| CN109595622B (en) * | 2017-09-30 | 2024-01-16 | 宁波方太厨具有限公司 | Fume exhauster |
| CN109595620B (en) * | 2017-09-30 | 2024-02-20 | 宁波方太厨具有限公司 | Fume exhauster |
| CN109595619B (en) * | 2017-09-30 | 2024-02-20 | 宁波方太厨具有限公司 | Smoke guide plate and range hood using same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106352383B (en) | 2018-11-06 |
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