CN109297742A - Catering fume generator - Google Patents
Catering fume generator Download PDFInfo
- Publication number
- CN109297742A CN109297742A CN201811392459.5A CN201811392459A CN109297742A CN 109297742 A CN109297742 A CN 109297742A CN 201811392459 A CN201811392459 A CN 201811392459A CN 109297742 A CN109297742 A CN 109297742A
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- Prior art keywords
- oil
- outlet
- carrier gas
- fume
- catering
- 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.)
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- 239000003517 fume Substances 0.000 title claims abstract description 35
- 239000000779 smoke Substances 0.000 claims abstract description 73
- 238000010438 heat treatment Methods 0.000 claims abstract description 51
- 239000012159 carrier gas Substances 0.000 claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 238000003860 storage Methods 0.000 claims abstract description 20
- 238000012360 testing method Methods 0.000 claims abstract description 14
- 239000011261 inert gas Substances 0.000 claims abstract description 8
- 238000005192 partition Methods 0.000 claims description 3
- 238000010411 cooking Methods 0.000 claims 2
- 239000004071 soot Substances 0.000 claims 1
- 239000003921 oil Substances 0.000 abstract description 210
- 239000008162 cooking oil Substances 0.000 abstract 1
- 239000003595 mist Substances 0.000 description 11
- 238000000889 atomisation Methods 0.000 description 7
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 6
- 238000005520 cutting process Methods 0.000 description 5
- 239000012530 fluid Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 235000019504 cigarettes Nutrition 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000008676 import Effects 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 238000010992 reflux Methods 0.000 description 3
- 239000004509 smoke generator Substances 0.000 description 3
- 239000008157 edible vegetable oil Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 235000012054 meals Nutrition 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/005—Testing of complete machines, e.g. washing-machines or mobile phones
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Ventilation (AREA)
- Devices For Use In Laboratory Experiments (AREA)
Abstract
本发明公开了一种餐饮油烟发生器，包括储油罐、水平放置的加热机构、垂直设置的载气通道以及出油通道，储油罐的顶部设有与外部空气相连通的油料进口，出油通道的一端与储油罐的底部相连通，出油通道的另一端设有雾化喷嘴，雾化喷嘴沿垂直方向伸入加热机构，出油通道上还设有油泵以及限流阀；限流阀的进油口与油泵的出油口相连通；加热机构的一端封闭，另一端设有油烟出口；油烟出口与载气通道相连通；载气通道的下端与高压惰性气体源相连通，上端为油烟测试口；所述油烟出口下方的载气通道上还设有减压阀；加热机构的加热温度高于储油罐中油料的烟点温度。本发明的餐饮油烟发生器在正常开启的状态下，便会产生连续、均匀的油烟烟源。
The invention discloses a cooking oil fume generator, comprising an oil storage tank, a horizontally placed heating mechanism, a vertically arranged carrier gas channel and an oil outlet channel. One end of the oil channel is connected with the bottom of the oil storage tank, and the other end of the oil outlet is provided with an atomizing nozzle, which extends into the heating mechanism in the vertical direction, and an oil pump and a restrictor valve are also arranged on the oil outlet channel; The oil inlet of the flow valve is connected with the oil outlet of the oil pump; one end of the heating mechanism is closed, and the other end is provided with an oil fume outlet; the oil fume outlet is communicated with the carrier gas channel; the lower end of the carrier gas channel is communicated with the high-pressure inert gas source, The upper end is an oil fume test port; the carrier gas channel below the oil fume outlet is also provided with a pressure reducing valve; the heating temperature of the heating mechanism is higher than the smoke point temperature of the oil in the oil storage tank. The catering oil fume generator of the present invention will generate a continuous and uniform oil fume source when it is normally turned on.
Description
Technical field
The present invention relates to gauge check technologies, are to be related to a kind of kitchen fumes generator more specifically.
Background technique
In daily life and the course of work, kitchen fumes exhaust gas brings increasingly severe air pollution and asks
Topic, purification treatment are very urgent.Currently, main or be effectively reduced oil smoke discharge amount using oil fume purifier, therefore will be
Under the testing conditions of unified standard, it is ensured that the quality and performance indicator of oil fume purifier meet the requirement of Its Relevant Technology Standards.
When being tested or being detected to catering oil fume purifier, it is necessary to there is stable oil smoke occurring source to carry out smoke, oil
The smoke state of cigarette occurring source has a great impact to testing result.In the prior art, smoke generator is mainly by heater
The upper oil plant that is directly added dropwise carries out heated smoke, has the shortcomings that following obvious:
1) it is difficult to carry out quantitative control in practice；
2) oil smoke concentration occurred is all unstable on different time and space；
3) smoke duration is poor, and oil smoke is discontinuous；
4) oil smoke concentration repeatability and repdocutbility are poor；
5) part electric heating equipment has the function of fuse protection, fuse protection overlong time, heated condition is discontinuous,
Oil smoke is caused to occur that there is fluctuation and discontinuity；
6) oil smoke, the practical flame heated condition of open fire are generated in such a way that open firing is heated equipment there are also part
(such as flame size, heating temperature, flame disturbance) is difficult quantitative reproduction, and the practical heating status that will lead to oil plant has very greatly
Randomness, and due to being open firing, when heating temperature is higher, generate oil smoke concentration it is larger when, it is easy to narrow closed
Fume pipeline in occur fire, generate security risk.
As it can be seen that existing smoke generator be difficult same scene or Different field carry out experiment under the same terms use and
Equipment detection and result judgement under the conditions of unified standard, it more difficult to which large-scale standardized and popularized uses.
Summary of the invention
Aiming at the problems existing in the prior art, the object of the present invention is to provide a kind of kitchen fumes generators.
In order to achieve the above objectives, the present invention adopts the following technical scheme that:
A kind of kitchen fumes generator, including oil storage tank, horizontal positioned heating mechanism, vertically disposed carrier gas passage with
And oil discharge passage, the top of the oil storage tank are equipped with the oil plant import being connected with outside air, one end of the oil discharge passage
It is connected with the bottom of the oil storage tank, the other end of the oil discharge passage is equipped with atomizer, and the atomizer is along vertical
Heating mechanism is protruded into direction, and oil pump and flow-limiting valve are additionally provided on the oil discharge passage；The oil inlet of the flow-limiting valve with it is described
The oil outlet of oil pump is connected；
The heating mechanism it is closed at one end, the other end equipped with oil smoke export；The oil smoke outlet and the carrier gas passage
It is connected, the lower end of the carrier gas passage is connected with high-pressure inert gas source；The upper end of the carrier gas passage is oil smoke test
Mouthful；
Pressure reducing valve is additionally provided in the carrier gas passage of oil smoke outlet lower section；
The heating temperature of the heating mechanism is higher than the smoke point temperature of oil plant in the oil storage tank.
The atomizer includes the oil cover of pedestal and cone, and the bottom surface of the oil cover and the top surface of the pedestal are solid
Fixed connection；The side uniform intervals of the oil cover are equipped with oil outlet openings.
The shape of the oil outlet openings is rectangle, and the axis of the rectangle is set on the element of cone of oil cover；The square
Quantity >=2 of shape oil outlet openings.
Uniform intervals are equipped with partition in the rectangle.
The shape of the oil outlet openings is circular hole, and the circular hole is dispersed throughout the conical side of oil cover.
The element of cone of the oil cover and angle≤60 ° of circular cone bottom surface.
The atomizer and the oil discharge passage use separate structure.
Reflux branch is additionally provided between the oil inlet and outlet of the oil pump.
The atomizer is set to the closed end of the heating mechanism.
The oil pump uses the oil pump of firm power.
Compared with prior art, using a kind of kitchen fumes generator of the invention, oil pump pumps out the oil plant in oil storage tank,
Under the adjustment effect of flow-limiting valve, oil plant is with stable flux and flow direction heating mechanism, oil plant the cutting in atomizer of high flow rate
The effect of cutting is lower first to carry out energy exchange at room temperature mist of oil, room temperature mist of oil and heating mechanism by primary atomization, and heating mechanism is in high temperature
Under the conditions of sufficient secondary high-temperature heating atomization carried out to the room temperature mist of oil of atomizer high speed ejection form oil smoke.And high pressure is lazy
Property decompression of the gas through pressure reducing valve used as carrier gas, oil smoke outlet is connected as branch with carrier gas passage, when high velocity carrier gas stream
When by carrier gas channel, the negative pressure of vacuum for generating part can be exported to oil smoke, the oil smoke in heating mechanism can be generated so single
To the effect of suction stream, orientation flows out on the one hand the effect of this suctions stream can make the mist of oil in heating mechanism is heated to become oil smoke after
It is mixed with carrier gas, through oil smoke test mouth discharge, on the other hand atomizer can be promoted to the atomizing of oil plant.Meal of the invention
Oil smoke generator is drunk in the state of normally-open, will generate continuous, uniform oil smoke cigarette source, is constantly sprayed through oil smoke test mouth
Out, be conducive to carry out steady and continuous detection to oil fume purifier, and then reach and oil fume purifier indices are really rationally commented
The purpose of valence is solved to oil fume purifier when carrying out detection evaluation under simulating practical oil smoke surroundings, because of initial oil smoke concentration
The introduced error problem of the factors such as unstable, uncontrolled.
Detailed description of the invention
Fig. 1 is the schematic illustration of the embodiment of the present invention；
Fig. 2 is the main view of the embodiment 1 of the atomizer in Fig. 1；
Fig. 3 is the top view of the atomizer in Fig. 2；
Fig. 4 is the main view of the embodiment 2 of the atomizer in Fig. 1；
Fig. 5 is the top view of the atomizer in Fig. 4；
Fig. 6 is the main view of the embodiment 3 of the atomizer in Fig. 1；
Fig. 7 is the top view of the atomizer in Fig. 6.
Specific embodiment
Technical solution of the present invention is further illustrated with reference to the accompanying drawings and examples.
A kind of kitchen fumes generator shown in FIG. 1, including cabinet 18 are please referred to, includes: in cabinet
Oil storage tank 4, the top of oil storage tank are equipped with the oil plant import 1 being connected with outside air, and oil plant import is equipped with anti-
Dirt lid 2 is additionally provided with vertically disposed drainage plate 3 in the cavity of oil storage tank, and upper end and the oil plant import of drainage plate are connected and fixed, storage
Oil tank is also connected with liquid level display 5.
Dustproof cover is not sealing, only commonly blocks, prevents from falling into dust, and drainage plate is stainless steel material, be can be directed to
Oil plant is drained, the randomness of the rapid of charging and flow direction is prevented, keeps charging more stable, the scale of liquid level display can be anti-in time
Answer the level height inside oil storage tank.
Horizontal positioned heating mechanism, heating mechanism it is closed at one end, the other end is exported equipped with oil smoke, and heating mechanism can be with
Using structure as shown in Figure 1 comprising shell is equipped with insulating layer 8 and heating plate 9 in shell, insulating layer be set to shell with
And between heating plate, heating chamber is formed between heating plate, the axis of heating chamber is maintained at horizontal position, an end seal of heating chamber
It closes, the other end is oil smoke outlet.Heating temperature in heating chamber is higher than the smoke point temperature of oil plant in oil storage tank.
Oil discharge passage, one end of oil discharge passage are connected with the bottom of oil storage tank, and the other end of oil discharge passage is equipped with atomization
Nozzle 10, atomizer vertically protrudes into heating chamber, and oil pump 6 and flow-limiting valve 7 are additionally provided on oil discharge passage；Flow-limiting valve
Oil inlet be connected with the oil outlet of oil pump.
The lower end of vertically disposed carrier gas passage, carrier gas passage is equipped with carrier gas inlet 14, carrier gas inlet and high pressure inert gas
Body source (not shown) is connected, and the upper end of carrier gas passage is that oil smoke tests mouth 15；Oil smoke outlet is connected with carrier gas passage,
Pressure reducing valve 13 is additionally provided in the carrier gas passage of oil smoke outlet lower section.Oil smoke is tested mouth and is set to outside cabinet, and oil smoke outlet is outer to be additionally provided with
Flameproof enclosure 16, flameproof enclosure are additionally provided with oil collection box 17 outside.
Exhaust fan 11 is set to the side of heating mechanism, and ventilation grid 12 are offered at cabinet corresponding with exhaust fan.
There is benefit below as pneumatic supply using inert gas:
1, inert gas is not nonflammable combustion-supporting, can be avoided high concentration oil smoke and generates security risk (fire in closed conduit
Calamity)；
2, thermal oxide and cracking reaction can occur under the high temperature conditions for oil plant, and inert gas is avoided that heating chamber and oil smoke go out
More serious Carbon Deposit Phenomenon is generated at mouthful, influences equipment thermal-stable and smoke stability.
The present embodiment is using the nitrogen in inert gas as high-pressure air source.
The outer layer of oil smoke test mouth has flameproof enclosure protection, after being used for a long time, has the residual object of a little oil smoke by oil collection box
It collects, oil collection box can regular dismounting cleaning.
It should be noted that the oil plant in oil storage tank can be using any one edible oil that can be purchased in the market.
The embodiment 1 for referring to Fig. 2, atomizer shown in 3 again, the oil cover 32 including pedestal 31 and cone, oil
The bottom surface of cover is fixedly connected with the top surface of pedestal；The side uniform intervals of oil cover are equipped with the oil outlet openings of 3 rectangles, the axis of rectangle
Line is set on the element of cone of oil cover；Angle≤60 ° of element of cone and conical bottom surface, the wherein number of rectangle oil outlet openings
Mesh is the quantity for generating oil plant jet stream a fluid stream；Angle is for controlling angle between the jet direction of oil plant and a fluid stream.Work as square
When the number of shape oil outlet openings is more, oil plant has corresponding more jet stream a fluid stream；When angle is bigger, between oil plant jet stream a fluid stream
Angle is bigger, more disperses between a fluid stream.The width for reducing rectangle oil outlet openings can carry out preferably cutting atomization to oil plant,
And then the smaller mist of oil more evenly of partial size is obtained, the smaller more uniform mist of oil of partial size is easier to be heated sufficiently, more in heating chamber
Easily become the smaller oil smoke more evenly of partial size.It should be noted that the quantity of rectangle oil outlet openings is at 2 or more.
The embodiment 2 for referring to Fig. 4, atomizer shown in 5 again, with the difference is that only for embodiment 1, rectangle
Oil outlet openings in uniform intervals be equipped with partition 34, such oil plant just has more jet streams along the axial of rectangle oil outlet openings
Beam further carries out cutting atomization to oil plant.
The embodiment 3 for referring to Fig. 6, atomizer shown in 7 again, the oil cover 36 including pedestal 35 and cone, oil
The bottom surface of cover is fixedly connected with the top surface of pedestal；Embodiment 3 difference from example 1 is that, the shape of oil outlet openings is
The side uniform intervals of circle hole shape rather than rectangle, oil cover are equipped with the oil outlet openings 37 of circular hole, and circular hole is dispersed throughout the circle of oil cover
Tapered side is in honeycomb pass, when the aperture for increasing flow-limiting valve, can increase the flow of atomization oil plant, outlet oil smoke concentration is therewith
Increase.If increasing the number in hole, reducing aperture size, preferably cutting atomization can be carried out to oil plant, and then obtain partial size
Smaller mist of oil more evenly, the smaller more uniform mist of oil of partial size are easier to be heated in heating chamber abundant, it is easier to become partial size
Smaller oil smoke more evenly.
Embodiment 3 and the rest part of embodiment 1 are all the same.
Mouth is tested by observation oil smoke to be also found that when oil smoke partial size is more uneven, more can significantly observe oil
There is fine granularity elaioleucite splash to go out at cigarette test mouth, exports oil smoke with the of short duration touch of the palm of the hand, can significantly feel hot
Oil smoke little particle exists, and is blocked in oil smoke test mouth with paper handkerchief is of short duration, can significantly find non-uniform cluster-shaped oil smoke on paper handkerchief
The particle marking.When the thinner oil smoke partial size the more uniform, be more difficult to observe has fine granularity elaioleucite splash to go out at oil smoke test mouth, uses
When the of short duration touch of the palm of the hand exports oil smoke, it is more difficult to feel the short grained presence of hot oil smoke, and the feel of oil smoke is softer,
When being blocked in oil smoke test mouth with paper handkerchief is of short duration, it is found that there is no the biggish cluster-shaped smoke particle marking to exist on paper handkerchief, but
Uniformly it is scattered with the tiny oil smoke marking.
Preferably, atomizer and oil discharge passage can also use separate structure, it in this way can be according to different working conditions
Under the different of oil smoke concentration and oil smoke partial size are required, preset the atomizer of different structure, facilitate when needing can and
When replace.
In addition, atomizer should be provided close to the closed end of heating chamber, so that mist of oil to the oil smoke that atomizer sprays goes out
There is longer heating path at mouthful, the mist of oil heating that can guarantee that atomizer sprays is abundant.
As a further improvement, oil pump uses the oil pump of firm power, in the oil inlet of oil pump and the oil outlet of oil pump
Between be additionally provided with reflux branch, firm power oil pump can guarantee the sufficient supply of oil plant, meet operating condition use, will not be because of oil
Material is different, temperature is different, stock properties are different throughout the year and changes, and how much is specific actual use, is carried out by flow-limiting valve
Flow control, and extra oil plant is back to the entrance of oil pump by the branch that flows back, and will not generate and build the pressure and influence oil pump just
Often work.On the one hand reflux branch can guarantee the normal unimpeded of oil pipe oil plant, prevent local oil pressure excessive, influence equipment
Safety；On the other hand it can protect oil pump, prevent oil pump empty pump, oil pump is caused to damage.The oil pump of normal work, pump oil flow
Stablize, assigns oil plant kinetic energy and stablize, in the case where flow-limiting valve is specifically open scale, it will be able to which stable control oil discharge passage flows to mist
Change the oil plant flow of nozzle, this is the basis that guarantee smoke equipment export oil smoke concentration is stable, repdocutbility is good.
It can be selected according to duty requirements when use and more finish changing atomizer, power on and be passed through nitrogen, adjust carrier gas
Then flow opens the heating power supply of heating chamber, setting heating chamber temperature, (smoke point of edible oil is below in the market as 450 DEG C
300 DEG C, certainly there may be individual special oil, smoke point is more than 300 DEG C, thus our heating chamber temperature be can by by
Button carries out big minor adjustment, generally at 350 DEG C~500 DEG C, but has to guarantee the cigarette that the temperature of heating chamber is higher than oil plant
Point temperature, abundant in order to guarantee to be atomized in heater body secondary high-temperature, the temperature of general heating chamber wants higher), it is to be added
After the intracavitary temperature of heat is stablized, firm power oil pump is opened, adjusts flow-limiting valve to preset scale, then normal smoke 30 divides
Clock after range estimation smoke is stablized, to oil smoke multiple repairing weld and can ensure that smoke is stablized in oil smoke exit, then to oil smoke concentration
It is tested with oil smoke particle diameter distribution, when These parameters meet working condition requirement, subsequent test job can be carried out.
Those of ordinary skill in the art it should be appreciated that more than embodiment be intended merely to illustrate it is of the invention
Purpose, and it is not used as limitation of the invention, as long as within the essential scope of the present invention, the change to embodiment described above
Change, modification will all be fallen in the scope of the claims of the invention.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811392459.5A CN109297742B (en) | 2018-11-21 | 2018-11-21 | Cooking fume generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811392459.5A CN109297742B (en) | 2018-11-21 | 2018-11-21 | Cooking fume generator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109297742A true CN109297742A (en) | 2019-02-01 |
| CN109297742B CN109297742B (en) | 2024-03-12 |
Family
ID=65143875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811392459.5A Active CN109297742B (en) | 2018-11-21 | 2018-11-21 | Cooking fume generator |
Country Status (1)
| Country | Link |
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| CN (1) | CN109297742B (en) |
Cited By (3)
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| CN112129609A (en) * | 2020-10-26 | 2020-12-25 | 江苏保丽洁环境科技股份有限公司 | A kind of generating device and generating method of non-methane total hydrocarbons |
| CN112525579A (en) * | 2020-12-18 | 2021-03-19 | 北京市计量检测科学研究院 | Portable standard cooking fume generator |
| CN112985819A (en) * | 2019-12-12 | 2021-06-18 | 中国船舶重工集团公司第七一一研究所 | Test platform |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| Publication number | Publication date |
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| CN109297742B (en) | 2024-03-12 |
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