CN216619939U - Down-blowing and up-sucking type kitchen smoke exhaust system - Google Patents
Down-blowing and up-sucking type kitchen smoke exhaust system Download PDFInfo
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- CN216619939U CN216619939U CN202122862027.XU CN202122862027U CN216619939U CN 216619939 U CN216619939 U CN 216619939U CN 202122862027 U CN202122862027 U CN 202122862027U CN 216619939 U CN216619939 U CN 216619939U
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- 239000000779 smoke Substances 0.000 title claims abstract description 77
- 238000007664 blowing Methods 0.000 title description 8
- 238000010411 cooking Methods 0.000 claims abstract description 31
- 235000019504 cigarettes Nutrition 0.000 claims abstract description 10
- 239000003517 fume Substances 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims abstract description 5
- 238000007599 discharging Methods 0.000 claims abstract description 4
- 230000000694 effects Effects 0.000 abstract description 5
- 239000002245 particle Substances 0.000 description 11
- 101100298225 Caenorhabditis elegans pot-2 gene Proteins 0.000 description 5
- 239000006096 absorbing agent Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000006233 lamp black Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 235000013305 food Nutrition 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000004071 soot Substances 0.000 description 2
- 230000003796 beauty Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 235000021403 cultural food Nutrition 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The utility model provides a blow updraft type kitchen system of discharging fume down, is including the cooking utensils that have the air curtain function and set up the range hood in the cooking utensils top, and cooking utensils are provided with at least one kitchen core, and range hood has into the mouth of cigarette, and cooking utensils pass through the kitchen core cooks the edible material in the pan to blow to the negative pressure zone of advancing the mouth of cigarette through the oil smoke that forms at the air curtain of cooking utensils front side in with the pan at least, form that the air curtain of forming at the cooking utensils front side blows out through the preceding air outlet that sets up on cooking utensils, and the inclination beta of preceding air outlet is: (F-G)/H '< arctan (beta), wherein F is the distance that the front air outlet extends forwards, G is the distance that the front side edge of the smoke inlet extends forwards, and H' is the height from the smoke inlet to the front air outlet. The utility model has the following advantages: various influence factors are comprehensively considered, the air curtain angle is preset, and the smoke collecting and discharging effect is good.
Description
Technical Field
The utility model relates to the field of kitchen equipment, in particular to a down-blowing and up-sucking type kitchen smoke exhaust system.
Background
China has long-flowing food culture sources, and people are good at processing food materials by various means such as frying, stir-frying, cooking, frying and the like in the cooking process, so that a large amount of oil smoke is easily generated in the kitchen environment. If these oil smoke particles are not discharged to the outdoor without the smoke inlet of the range hood, but escape to mix with the indoor air, then will seriously affect people's health, and, the oil smoke particles in the environment accumulate for a long time and also form stains which are difficult to clean at the wall, cabinet door, etc., and affect the beauty, therefore, there is a need to develop a kitchen smoke exhaust system which has excellent smoke exhaust performance and effectively prevents the oil smoke from escaping, so as to exhaust the oil smoke particles in the environment as far as possible, wherein, many manufacturers begin to adopt the down-blowing up-suction type smoke exhaust system to limit the oil smoke in the range of the air curtain and discharge the oil smoke to the outdoor through the negative pressure area of the smoke inlet.
For example, application publication No. CN109681936A discloses a method and device for realizing a fully-enclosed air curtain by using a fan, which comprises: the device for realizing the totally-enclosed air curtain by adopting the fan comprises the fan, a hearth plate, an angle-adjustable strip-shaped air opening, a stove and a range hood, wherein four sides of the stove are arranged on the hearth plateAngle adjustableThe strip wind gap utilizes cross flow fan or centrifugal fan to supply air to the strip wind gap to form even, stable strip wind curtain, with wind curtain angle to lampblack absorber inlet scoop internal deviation, the four sides enclose synthetic closed wind curtain, the top of a kitchen range board, the four sides enclose close wind curtain and lampblack absorber and form totally enclosed space, lock the oil smoke in this space totally, simultaneously the wind curtain direction is blown from bottom to top, can take the loss part in the oil smoke to the cigarette machine inlet scoop, together with directly rise to the oil smoke on upper portion and pass through the lampblack absorber and discharge the kitchen totally, thoroughly solved the pollution of oil smoke to the kitchen and harm to the human body.
For another example, the license notice number is CN214307259U, and the title is an integrated kitchen smoke exhaust system capable of being automatically controlled, which includes a kitchen range and a range hood located above the kitchen range, wherein an air curtain system is arranged around the kitchen range and used for emitting gas upwards along the periphery of the kitchen range to form an air curtain pointing to a smoke collecting cavity in the range hood around the kitchen range, and an air outlet angle of the air curtain systemInclined inward by 0-89 °The range hood is provided withAnd an outer side oil smoke detection sensor for detecting PM2.5 concentration outside the air curtain enclosed space is arranged, and the outer side oil smoke detection sensor is connected with a control panel in the range hood.
For another example, chinese patent application with application publication No. CN109827208A, entitled air curtain type oil smoke directional control device, discloses: an air curtain type directional control device for oil fume is composed of electric blower, air pipe and air curtain generator connected together and enclosing the four hollow sides of rangePreset angleThe air curtain generator which can blow the generated air curtain to the fine air groove of the exhaust inlet of the range hood is connected.
However, in each of the above technical solutions, there is a problem that the inclination angle of the air outlet of the stove cannot be refined, and on one hand, in order to realize the change of the angle of the air outlet, a mechanical structure needs to be added to continuously adjust the angle of the air outlet, and this technical solution has high cost, unstable air curtain angle, and is easy to generate bad vortex to cause the oil smoke particles to escape; on the other hand, even if the angle of the air outlet is preset to be an ideal fixed value, in the actual installation process, factors such as various space conditions, the size specifications of the kitchen range and the range hood, the size specification of the used pot and the like are always considered, and the installed kitchen range and the range hood can achieve ideal smoke collection and smoke exhaust results.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides the down-blowing and up-sucking type kitchen smoke exhaust system which comprehensively considers various influencing factors, presets the air curtain angle and has excellent smoke collecting and exhaust effects.
The utility model mainly adopts the following technical scheme:
the utility model provides a blow updraft type kitchen system of discharging fume down, is in including the cooking utensils and the setting that have the air curtain function the range hood of cooking utensils top, cooking utensils are provided with at least one kitchen core, range hood has into the mouth of cigarette, cooking utensils pass through the kitchen core cooks the edible material in the pan, and is in through forming at least the air curtain of cooking utensils front side will the oil smoke that produces in the pan blows extremely the negative pressure zone of advancing the mouth of cigarette, forms the air curtain of cooking utensils front side is in through setting up preceding air outlet on the cooking utensils blows out, the inclination beta of preceding air outlet is: (F-G)/H '< arctan (beta), wherein F is the distance that the front air outlet extends forwards, G is the distance that the front side edge of the smoke inlet extends forwards, and H' is the height from the smoke inlet to the front air outlet.
Wherein, the inclination angle β of the front air outlet 111 is 8.02 ° to 9.98 °.
Wherein, cooking utensils are through forming the air curtain on cooking utensils left side/right side will the oil smoke that produces in the pan blows extremely the negative pressure region of advancing the mouth of cigarette forms the air curtain on cooking utensils left side/right side is through setting up left air outlet/right air outlet on the cooking utensils blows out, left air outlet/right air outlet's inclination alpha is: (B-A-K)/H < arctan (alpha), wherein B is the distance from the left air outlet/the right air outlet to the center of the kitchen range, A is the distance from the left side edge/the right side edge of the smoke inlet to the center of the range hood, K is the deviation distance between the center of the kitchen range and the center of the range hood in the left-right direction, and H is the height from the smoke inlet to the left air outlet/the right air outlet.
Wherein the inclination angle of the left air outlet/the right air outlet is 5.01-7.99 degrees.
And the air curtain blown out of the front air outlet and/or the left air outlet/the right air outlet has the air speed of 6-7 m/s.
Wherein, the pan is placed through semi-circular pot frame stove core top to avoid the air curtain to influence the firepower of stove core.
The range hood is provided with a control unit, and the control unit controls the air curtain function of the kitchen range in a wireless connection mode or a wired connection mode.
Wherein, the control unit controls the air curtain function of the stove through one of WIFI connection, Bluetooth connection or radio frequency connection.
And the air speed of an air curtain of the cooker is increased along with the increase of the negative pressure of the smoke inlet.
According to the technical scheme of the utility model, the method has the following beneficial effects: various influence factors are considered comprehensively, and the kitchen range adopting the preset air curtain angle is matched with the range hood, so that a mechanical structure for adjusting the angle of the air outlet is omitted, the production cost is reduced, and the technical scheme can prevent the oil smoke particles from escaping as much as possible and can realize the effect of basic clean discharge of the oil smoke particles below PM 50.
Drawings
Fig. 1 is a schematic structural view of the down-draft and up-draft kitchen fume extraction system of the present application installed on a cooking bench and a wall surface, wherein arrows show the blowing direction of an air curtain.
Fig. 2 is a schematic front view of the structure of fig. 1.
Fig. 3 is a schematic side view of the structure of fig. 1.
1 down-blowing up-sucking kitchen smoke exhausting system, 11 kitchen ranges, 110 kitchen range cores, 111 front air outlets, 112 left air outlets/right air outlets, 12 kitchen range hoods, 120 smoke inlets and 2 cookers.
Detailed Description
The technical scheme of the utility model is further explained by combining the accompanying drawings as follows:
referring to fig. 1 to 3, a down-blowing and up-sucking type kitchen smoke evacuation system 1 includes a kitchen range 11 with an air curtain function and a range hood 12 disposed above the kitchen range 11, the kitchen range 11 is provided with at least one kitchen range core 110, the range hood 12 has a smoke inlet 120, the kitchen range 11 cooks food materials in a pot through the kitchen range core 100, and blows oil smoke generated in the pot 2 to a negative pressure region of the smoke inlet 120 through an air curtain formed at least on the front side of the kitchen range 11, the air curtain formed on the front side of the kitchen range 11 blows out through a front air outlet 111 disposed on the kitchen range 11, and an inclination angle β of the front air outlet 111 is: (F-G)/H '< arctan (beta), wherein F is the distance that the front air outlet 111 extends forwards, G is the distance that the front side edge of the smoke inlet 120 extends forwards, and H' is the height from the smoke inlet 120 to the front air outlet 111. Preferably, the front air outlet 111 may be inclined inward or outward. Preferably, the inclination angle of the front air outlet 111 is β > 5.7 °. This application is under the condition of predetermineeing air curtain air outlet inclination, has fully considered the influence that various factors held together the cigarette effect to the air curtain, and air curtain inclination can adapt to installation environment, cooking utensils and range hood kind and size specification better, can keep the thermal efficiency of kitchen core better, can prevent more effectively that the oil smoke granule from escaping away.
Referring to fig. 1 and 3, the inclination angle β of the front air outlet 111 is 8.02 ° to 9.98 °. In the technical scheme, factors such as space installation environment, forward extending distance of most kitchen range front air outlets with air curtains on the market, forward extending distance of front side edges of smoke inlets of most range hoods, height from most kitchen ranges to range hoods and the like are fully considered, and even specification and size of a pot are considered, preferably arctan (beta) < (F-E-D)/H'1Wherein E is the distance of the rear side edge of the pot 2 extending forwards, D is the diameter of the top edge of the pot 2, H'1Preferably, H' is 650mm to 750mm, which is the height from the top edge of the pot 2 to the front air outlet 111, and it is more suitable that the inclination angle β of the front air outlet is 5.7 ° to 23 °. The "forward extension" refers to a distance extending forward from the vertical wall surface, but considering factors such as cross wind easily caused by walking of people, bad vortex generated by the action of air curtain and soot particles, and thermal efficiency of the oven core, it is preferable that the inclination angle β of the front outlet 111 is 8.02 ° to 9.98 °.
Referring to fig. 1 and 2, the cooker 11 blows the oil smoke generated in the cooker 2 to the negative pressure region of the smoke inlet 120 through the air curtain formed on the left/right side of the cooker 11, the air curtain formed on the left/right side of the cooker 11 blows out through the left/right air outlet 112 arranged on the cooker 11, and the inclination angle α of the left/right air outlet 112 is: (B-A-K)/H < arctan (alpha), wherein B is the distance from the left air outlet/right air outlet 112 to the center of the kitchen range 11, A is the distance from the left edge/right edge of the smoke inlet 120 to the center of the range hood 12, K is the deviation distance between the center of the kitchen range 11 and the center of the range hood 12 in the left-right direction, and H is the height from the smoke inlet 120 to the left air outlet/right air outlet 112. Preferably, the inclination angle α of the left/right outlets 112 is greater than 0.7 °. Preferably, the left/right outlets 112 may be inclined inward or outward. Preferably, the deviation distance between the center of the range 11 and the center of the range hood 12 in the left-right direction in the present application may be defined as 0, a positive value or a negative value according to the actual situation, for example, the K value is defined as 0 when the center of the range hood is positive to the center of the range, as a positive value when the center of the range hood is located on the right side of the center of the range, and as a negative value when the center of the range hood is located on the left side of the center of the range.
Referring to fig. 1 and 2, the inclination angle of the left/right outlets 112 is 5.01 ° to 7.99 °. In the technical scheme, space installation environment, the distance from the left air outlet/right air outlet of most of kitchen ranges with air curtains to the center of the kitchen range, the distance from the left side edge/right side edge of most of smoke inlets to the center of the range hood, the deviation distance from the center of most of kitchen ranges and the center of the range hood in the left-right direction, the height from most of kitchen ranges to the range hood and other factors (preferably, the numerical values of H' and H in the application) are equal) are fully considered, even the specification and the size of the cooker are considered, preferably, arctan (alpha) is less than (B-C-D/2)/H1Wherein C is the distance between the center of the stove core 110 and the center of the stove 11 in the left-right direction, H1Is the height of the top edge of the pan 2 to the left/right vents 112 (preferably, H 'in this application)'1And H1The values of the angles are the same), preferably, H is 650mm to 750mm, and it is more appropriate to obtain that the inclination angle α of the left air outlet/the right air outlet is 0.7 ° to 12.3 ° comprehensively, but considering factors such as cross wind, poor vortex generated by the action of air curtain and soot particles, and heat effect of the stove core, etc., which are easily caused by approaching a window, the inclination angle β of the front air outlet 111 is preferably 5.01 ° to 7.99 °.
Referring to fig. 1 to 3, the wind speed of the air curtain blown out from the front outlet 111 and/or the left/right outlet 112 is 6-7 m/s. In the application, in order to blow the oil smoke particles below PM50 to a position between the kitchen range and the range hood above a height 1/3 so that the oil smoke particles can smoothly enter a negative pressure region of the smoke inlet, i.e. ensure that larger oil smoke particles are smoothly discharged, the wind power of the air curtain needs to be set to be 6-7 m/s.
Referring to fig. 1 to 3, a pot 2 is placed above a wick 110 by means of a semicircular pot rack to prevent an air curtain from affecting the fire of the wick 110. The "firepower of the range core" in the present application includes, but is not limited to, firepower generated after combustion of gas, and heat generated by electromagnetic conversion.
Further, the range hood 12 is provided with a control unit, and the control unit controls the air curtain function of the kitchen range 11 in a wireless connection mode or a wired connection mode. Preferably, the control unit controls the air curtain function of the hob 11 by means of a wireless connection.
Further, the control unit controls the air curtain function of the stove 11 through one of WIFI connection, bluetooth connection or radio frequency connection.
Further, the wind speed of the air curtain of the cooker 11 increases with the increase of the negative pressure of the smoke inlet 120.
Although particular embodiments of the present invention have been described above, it will be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a blow updraft type kitchen system of discharging fume down, is in including the cooking utensils and the setting that have the air curtain function the range hood of cooking utensils top, cooking utensils are provided with at least one kitchen core, range hood has into the mouth of cigarette, cooking utensils pass through the kitchen core cooks the edible material in the pan, and is in through forming at least the air curtain of cooking utensils front side will the oil smoke that produces in the pan blow extremely enter the negative pressure zone of mouth of cigarette, its characterized in that: the air curtain formed on the front side of the stove is blown out through a front air outlet arranged on the stove, and the inclination angle beta of the front air outlet is as follows: (F-G)/H '< arctan (beta), wherein F is the distance that the front air outlet extends forwards, G is the distance that the front side edge of the smoke inlet extends forwards, and H' is the height from the smoke inlet to the front air outlet.
2. The down-blow up-draft kitchen smoke evacuation system of claim 1, wherein: the inclination angle beta of the front air outlet is 8.02-9.98 deg.
3. The down-draft up-draft kitchen smoke evacuation system of claim 1 or 2, wherein: the cooking utensils are through forming the air curtain on cooking utensils left side/right side will the oil smoke that produces in the pan blows extremely the negative pressure zone of advancing the mouth of cigarette forms the air curtain on cooking utensils left side/right side is through setting up left air outlet/right air outlet on the cooking utensils blows out, left air outlet/the inclination alpha of right air outlet is: (B-A-K)/H < arctan (alpha), wherein B is the distance from the left air outlet/the right air outlet to the center of the kitchen range, A is the distance from the left side edge/the right side edge of the smoke inlet to the center of the range hood, K is the deviation distance between the center of the kitchen range and the center of the range hood in the left-right direction, and H is the height from the smoke inlet to the left air outlet/the right air outlet.
4. The down-blow up-draft kitchen smoke evacuation system of claim 3, wherein: the inclination angle of the left air outlet/the right air outlet is 5.01-7.99 degrees.
5. The down-blow up-draft kitchen smoke evacuation system of claim 3, wherein: the wind speed of the air curtain blown out of the front air outlet and/or the left air outlet/the right air outlet is 6-7 m/s.
6. The down-blow up-draft kitchen smoke evacuation system of claim 1, wherein: the pan is placed through semi-circular pot frame stove core top to avoid the air curtain to influence the firepower of stove core.
7. The down-blow up-draft kitchen smoke evacuation system of claim 1, wherein: the range hood is provided with a control unit, and the control unit controls the air curtain function of the kitchen range in a wireless connection mode or a wired connection mode.
8. The down-blow up-draft kitchen smoke evacuation system of claim 7, wherein: the control unit controls the air curtain function of the stove through one of WIFI connection, Bluetooth connection or radio frequency connection.
9. The down-blow up-draft kitchen smoke evacuation system of claim 7 or 8, wherein: the air speed of an air curtain of the stove is increased along with the increase of the negative pressure of the smoke inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122862027.XU CN216619939U (en) | 2021-11-22 | 2021-11-22 | Down-blowing and up-sucking type kitchen smoke exhaust system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122862027.XU CN216619939U (en) | 2021-11-22 | 2021-11-22 | Down-blowing and up-sucking type kitchen smoke exhaust system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216619939U true CN216619939U (en) | 2022-05-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122862027.XU Active CN216619939U (en) | 2021-11-22 | 2021-11-22 | Down-blowing and up-sucking type kitchen smoke exhaust system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216619939U (en) |
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2021
- 2021-11-22 CN CN202122862027.XU patent/CN216619939U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: NINGBO SACON WATER HEATER Co.,Ltd. Assignor: ZHEJIANG SHUAIKANG ELECTRIC STOCK Co.,Ltd. Contract record no.: X2024330000464 Denomination of utility model: A downward blowing upward suction kitchen smoke exhaust system Granted publication date: 20220527 License type: Common License Record date: 20240902 |