CN112557077A - Oil smoke generating assembly and oil smoke testing assembly - Google Patents
Oil smoke generating assembly and oil smoke testing assembly Download PDFInfo
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- CN112557077A CN112557077A CN202011386728.4A CN202011386728A CN112557077A CN 112557077 A CN112557077 A CN 112557077A CN 202011386728 A CN202011386728 A CN 202011386728A CN 112557077 A CN112557077 A CN 112557077A
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- 239000000779 smoke Substances 0.000 title claims abstract description 248
- 238000012360 testing method Methods 0.000 title claims abstract description 48
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 107
- 239000007788 liquid Substances 0.000 claims abstract description 76
- 238000010438 heat treatment Methods 0.000 claims abstract description 32
- 230000008859 change Effects 0.000 claims abstract description 6
- 238000001914 filtration Methods 0.000 claims description 29
- 238000001514 detection method Methods 0.000 claims description 20
- 239000004071 soot Substances 0.000 claims description 6
- 238000009423 ventilation Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 5
- 238000011144 upstream manufacturing Methods 0.000 claims description 4
- 239000003921 oil Substances 0.000 abstract description 275
- 235000019504 cigarettes Nutrition 0.000 abstract description 15
- 238000002474 experimental method Methods 0.000 abstract description 9
- 239000010721 machine oil Substances 0.000 abstract description 3
- 238000002347 injection Methods 0.000 abstract description 2
- 239000007924 injection Substances 0.000 abstract description 2
- 239000006233 lamp black Substances 0.000 description 39
- 239000002245 particle Substances 0.000 description 13
- 239000003517 fume Substances 0.000 description 6
- 239000008400 supply water Substances 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 238000007599 discharging Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
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- 238000000746 purification Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Classifications
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- 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
- G01M99/008—Subject matter not provided for in other groups of this subclass by doing functionality tests
Abstract
The invention provides an oil smoke generating assembly and an oil smoke testing assembly, wherein the oil smoke generating assembly comprises a heating part, a pot body and at least two liquid outlet parts; the pot body is arranged on the heating component; the at least two liquid outlet components are arranged towards the pot body and can rotate relative to the pot body so as to change the liquid outlet directions of the at least two liquid outlet components. When the oil smoke generating assembly needs to generate oil smoke, at least two liquid outlet components are controlled to respectively flow water and oil towards the same point, so that the water and the oil are mixed, then the pot body is heated by the heating component, and the mixed water and the mixed oil can generate the oil smoke when dropping onto the high-temperature pot body. Because when the subassembly produces the oil smoke at needs oil smoke emergence, accessible two at least play liquid parts are to the pot body on real-time injection water and oil, are convenient for control the flow of water and oil, realize controlling the produced cigarette volume of subassembly is taken place to the oil smoke, reduce the fluctuation of the produced cigarette volume of subassembly is taken place to the oil smoke, and then promote the accuracy of cigarette machine oil smoke interception experiment.
Description
Technical Field
The invention relates to the technical field of cigarette machines, in particular to an oil smoke generating assembly and an oil smoke testing assembly.
Background
At present, when a smoke interception experiment of a smoke machine is carried out, the smoke is generated by a smoke generation assembly, and then the smoke is intercepted by the smoke machine, so that the effect of the smoke machine for intercepting the smoke is tested.
In the related art, water and oil of the oil smoke generation assembly are respectively placed, when oil smoke is needed, the water and the oil are mixed, the mixture of the water and the oil is heated, oil smoke is generated, however, when the water and the oil are mixed, the amount of the water and the oil is difficult to control, the fluctuation of the oil smoke concentration is large, and the accuracy of an oil smoke interception experiment of a smoke machine is further reduced.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art or the related art.
To this end, a first aspect of the present invention proposes a smoke generating assembly.
The second aspect of the present invention provides an oil smoke testing assembly.
In view of the above, a first aspect of the present invention provides an oil smoke generating assembly, which includes a heating component, a pot body and at least two liquid outlet components; the pot body is arranged on the heating component; the at least two liquid outlet components are arranged towards the pot body and can rotate relative to the pot body so as to change the liquid outlet directions of the at least two liquid outlet components.
When oil smoke needs to be generated, the oil smoke generating assembly controls the at least two liquid outlet components to respectively flow water and oil towards the same point, so that the water and the oil are mixed, then the heating component heats the pot body, and the mixed water and oil can generate the oil smoke when dropping onto the high-temperature pot body.
Because when the subassembly produces the oil smoke at needs oil smoke emergence, accessible two at least play liquid parts are to the pot body on real-time injection water and oil, are convenient for control the flow of water and oil, realize controlling the produced cigarette volume of subassembly is taken place to the oil smoke, reduce the fluctuation of the produced cigarette volume of subassembly is taken place to the oil smoke, and then promote the accuracy of cigarette machine oil smoke interception experiment.
Because when the oil smoke takes place the subassembly and makes the oil smoke, spray water and oil to the pot body through two at least liquid outlet parts, avoid water and oil because of placing the evaporation that causes alone, when avoiding water and oil extravagant, avoid vapor to produce the influence to the experimental result, further promote the accuracy of cigarette machine oil smoke interception experiment.
At least two play liquid parts set up the pot body relatively and rotate towards the pot body, before the oil smoke takes place the subassembly and makes the oil smoke, the position of accessible adjustment water and oil handing-over between two at least play liquid parts angle, and then make the more even of water and oil mixture, promote the oil smoke and take place the efficiency that the subassembly made the oil smoke.
Oil and water are dripped towards the pot body through the at least two liquid outlet components, oil smoke is generated on the surface of the pot body, the oil smoke generation process and the oil smoke generation amount are visual, and the control on the oil smoke amount is simpler and more convenient.
In addition, the oil smoke generating assembly in the technical scheme provided by the invention can also have the following additional technical characteristics:
in one technical scheme of the invention, the oil smoke generation assembly further comprises at least two liquid supply pumps, and the at least two liquid supply pumps are respectively connected with the at least two liquid outlet parts to supply liquid to the at least two liquid outlet parts.
In one technical scheme of the invention, the oil smoke generation assembly further comprises a lifting assembly, and the heating component is arranged on the lifting assembly.
In one technical scheme of the invention, the oil smoke generating assembly further comprises a bracket, and the bracket is connected with the lifting assembly; at least two liquid outlet components are rotatably connected with the bracket.
In one technical scheme of the invention, the oil smoke generating assembly further comprises a control part and a temperature detection part; the control component is electrically connected with the heating component; the temperature detection part is arranged on the pot body and is electrically connected with the control part.
In one technical scheme of the invention, the at least two liquid outlet parts comprise a water outlet part and an oil outlet part; the oil outlet part and the water outlet part are arranged independently; wherein, when generating oil smoke, the intersection of the water from the water outlet component and the oil from the oil outlet component is positioned on the pan body.
The invention provides a lampblack testing component in a second aspect, which comprises the lampblack generating component in any one of the technical schemes, so that the lampblack testing component has all the beneficial effects of the lampblack generating component in any one of the technical schemes.
When oil smoke needs to be tested, at least two liquid outlet parts of the oil smoke generating assembly are controlled to face the same point to respectively flow water and oil out, so that the water and the oil are mixed, then the heating part heats the pot body, and the mixed water and oil can generate the oil smoke when dropping onto the high-temperature pot body.
In addition, the oil smoke test assembly in the technical scheme provided by the invention can also have the following additional technical characteristics:
in one technical scheme of the invention, the oil smoke testing component also comprises a smoke collecting hood, a flue, a fan and a detection component; the first end of the fume collecting hood faces the fume generating assembly; the first end of the flue is connected with the second end of the smoke collecting cover; the fan is arranged at the second end of the flue; the detection assembly is arranged in the flue.
In one technical scheme of the invention, the oil smoke testing component further comprises a filtering component, and the filtering component is connected with the flue and is positioned at the upstream of the detecting component.
In one aspect of the present invention, a filter assembly includes a first filter element and a second filter element; the second filter element is connected with the first filter element and is positioned at the downwind side of the first filter element.
In one aspect of the present invention, the second filter element has a higher filtration accuracy than the first filter element.
In one technical scheme of the invention, the flue comprises a rectifying part and a flow guide part; the first end of the rectifying part is connected with the fume collecting hood, and the second end of the rectifying part is connected with the filtering component; the first end of the flow guide part is connected with the filtering component, and the second end of the flow guide part is connected with the fan; wherein, the ventilation cross section of the flow guide part is reduced from the rectifying part to the fan.
In one technical scheme of the invention, the flue also comprises an installation part, wherein the first end of the installation part is connected with the filtering component, and the second end of the installation part is connected with the flow guide part; the installation part is provided with a connecting port, and the detection component is inserted in the connecting port.
In one technical scheme of the invention, the oil smoke testing assembly further comprises a flow deflector, and the flow deflector is arranged in the smoke collecting cover and extends from the first end to the second end of the smoke collecting cover.
In one technical scheme of the invention, the guide vane comprises a plurality of guide vanes, and the guide vanes are arranged in parallel.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 shows a schematic structural view of a smoke generating assembly according to an embodiment of the present invention;
figure 2 shows a right side view of a smoke generating assembly according to one embodiment of the invention;
FIG. 3 is a partial schematic view of the smoke generating assembly shown in FIG. 2 at A according to one embodiment of the invention;
figure 4 shows a front view of a smoke generating assembly according to one embodiment of the invention;
fig. 5 shows a schematic structural view of a smoke generating assembly according to another embodiment of the present invention;
fig. 6 shows a right side view of a smoke generating assembly according to another embodiment of the invention;
figure 7 shows a schematic structural view of a fume testing assembly according to one embodiment of the present invention;
FIG. 8 shows a front view of a smoke collection hood and flue according to an embodiment of the invention;
FIG. 9 shows a left side view of a smoke collection hood and flue according to an embodiment of the invention;
FIG. 10 shows a schematic structural view of a smoke collection cage at a first angle according to an embodiment of the present invention;
figure 11 shows a structural schematic view of a smoke collection cage at a second angle according to an embodiment of the present invention.
Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 11 is:
100 oil smoke generating components, 110 heating components, 120 pan bodies, 130 liquid outlet components, 132 water outlet components, 134 oil outlet components, 140 liquid supply pumps, 142 water pumps, 144 oil pumps, 150 lifting components, 160 supports, 170 first pipelines, 180 second pipelines, 200 smoke collecting hoods, 300 flues, 310 rectifying parts, 320 flow guide parts, 330 mounting parts, 400 fans, 500 detecting components, 600 filtering components, 610 first filtering components, 620 second filtering components and 700 flow guide sheets.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
A smoke generating assembly 100 and a smoke testing assembly according to some embodiments of the present invention are described below with reference to fig. 1 to 11.
The first embodiment is as follows:
as shown in fig. 1 and fig. 2, the present embodiment provides an oil smoke generating assembly 100, which includes a heating component 110, a pot body 120 and at least two liquid outlet components 130; the pot body 120 is arranged on the heating part 110; the at least two liquid outlet members 130 are disposed toward the pot body 120 and can rotate relative to the pot body 120 to change the liquid outlet direction of the at least two liquid outlet members 130.
In this embodiment, when the oil smoke generating assembly 100 needs to generate oil smoke, at least two liquid outlet components 130 are controlled to respectively flow water and oil towards the same point, so that the water and the oil are mixed, then the heating component 110 heats the pot body 120, and when the mixed water and oil drop onto the high-temperature pot body 120, the oil smoke can be generated.
When the oil smoke generation assembly 100 is needed to generate oil smoke, water and oil can be sprayed onto the pot body 120 in real time through the at least two liquid outlet parts 130, so that the flow of the water and the oil can be controlled conveniently, the amount of the smoke generated by the oil smoke generation assembly 100 can be controlled, the fluctuation of the amount of the smoke generated by the oil smoke generation assembly 100 can be reduced, and the accuracy of an oil smoke interception experiment of a smoke ventilator can be improved.
Because when the oil smoke generating assembly 100 produces oil smoke, water and oil are sprayed onto the pot body 120 through the at least two liquid outlet parts 130, evaporation of the water and the oil caused by independent placement is avoided, waste of the water and the oil is avoided, influence of water vapor on an experimental result is avoided, and accuracy of an oil smoke interception experiment of the range hood is further improved.
The at least two liquid outlet components 130 are arranged towards the pot body 120 and can rotate relative to the pot body 120, and before the oil smoke generating assembly 100 generates oil smoke, the position of water and oil connection can be adjusted by adjusting the angle between the at least two liquid outlet components 130, so that the water and the oil are mixed more uniformly, and the efficiency of the oil smoke generating assembly 100 in manufacturing the oil smoke is improved.
Oil and water are dripped towards the pot body 120 through the at least two liquid outlet components 130, oil smoke is generated on the surface of the pot body 120, the oil smoke generation process and the oil smoke generation amount are visual, and the control on the oil smoke amount is simpler and more convenient.
The heating part 110 is an electromagnetic adding part, and the electromagnetic heating part 110 has high heating efficiency, so that the temperature of the pot body 120 is increased more quickly.
The heating component 110 includes a plurality of power ranges to meet the requirements of different oil smoke concentrations.
The liquid outlet member 130 is needle-shaped.
The amount of oil smoke produced by the oil smoke generating assembly 100 can be controlled by controlling the oil and water dropping flow of the at least two liquid outlet components 130.
Example two:
the present embodiment provides a lampblack generation assembly 100, and in addition to the technical features of the above embodiments, the present embodiment further includes the following technical features.
As shown in fig. 2 and 3, the lampblack generation assembly 100 further comprises at least two liquid supply pumps 140, and the at least two liquid supply pumps 140 are respectively connected with the at least two liquid outlet parts 130 to supply liquid to the at least two liquid outlet parts 130.
In this embodiment, the at least two liquid supply pumps 140 respectively supply liquid to the at least two liquid outlet components 130, and the flow rate of the liquid outlet components 130 can be controlled by adjusting the frequency, the rotation speed or the flow rate of the liquid supply pumps 140, so as to more accurately control the flow rate of the liquid outlet components 130.
Because the flow of the liquid outlet part 130 can be controlled more accurately, the control of the smoke quantity generated by the smoke generation assembly 100 is realized, the fluctuation of the smoke quantity generated by the smoke generation assembly 100 is reduced, and the accuracy of the smoke interception experiment of the smoke machine is further improved.
Example three:
the present embodiment provides a lampblack generation assembly 100, and in addition to the technical features of the above embodiments, the present embodiment further includes the following technical features.
As shown in fig. 1 and 4, the lampblack generation assembly 100 further comprises a lifting assembly 150, and the heating element 110 is disposed on the lifting assembly 150.
In this embodiment, by placing the heating component 110 on the lifting component 150, the lifting component 150 can drive the heating component 110 and the pan body 120 to ascend or descend, and further change the distance between the pan body 120 and the cigarette machine to be tested, so that the lampblack generation component 100 can be applied to different types of cigarette machines, and further the application range of the lampblack generation component 100 is wider.
Specifically, the lifting assembly 150 comprises a base, a platform and a lifting member, wherein a fixed end of the lifting member is connected with the base, a movable end of the lifting member is connected with the platform, the lifting member can drive the platform to lift, and the heating member 110 and the pot body 120 are placed on the platform.
The lifting component is an electric screw, the electric screw comprises a fixed seat and a stud, a nut is arranged on the fixed seat, the stud is screwed on the nut, and when the nut is driven by a motor to rotate, the stud rises or falls under the driving of the nut, so that the driving platform rises or falls.
The lifting component is a cylinder, a cylinder barrel of the cylinder is connected with the base, a piston of the cylinder is connected with the platform, and the piston drives the platform to ascend or descend.
Example four:
the present embodiment provides a lampblack generation assembly 100, and in addition to the technical features of the above embodiments, the present embodiment further includes the following technical features.
As shown in fig. 5 and 6, the lampblack generating assembly 100 further comprises a bracket 160, and the bracket 160 is connected with the lifting assembly 150; at least two liquid outlet components 130 are rotatably connected with the bracket 160.
In this embodiment, the at least two liquid outlet members 130 are rotatably connected to the bracket 160, so that the at least two liquid outlet members 130 can rotate relatively, thereby adjusting the contact point between the water and the oil, further mixing the water and the oil more uniformly, and improving the efficiency of the lampblack generating assembly 100 for manufacturing lampblack.
The bracket 160 includes a column and a beam, the column is connected to the lifting assembly 150, the beam is connected to the column, and the liquid outlet member 130 is rotatably connected to the beam, so that the liquid outlet member 130 can extend above the pot body 120 and be closer to the center line of the pot body 120, so that the water and oil flowing out from the liquid outlet member 130 fall at a position closer to the center of the pot body 120.
The bracket 160 is connected with the base of the lifting assembly 150, and the bracket 160 does not move along with the lifting of the platform, so that the interference between the bottom of the bracket 160 and the cigarette machine after the bracket 160 is lifted along with the lifting platform is avoided, and the lifting platform has a larger movement stroke.
The bracket 160 is connected to the platform of the lifting assembly 150, so that the bracket 160 and the platform are lifted together, the distance between the liquid outlet member 130 and the pot body 120 is kept constant, and the influence on the oil smoke producing efficiency of the oil smoke generating assembly 100 due to the change of the distance between the liquid outlet member 130 and the pot body 120 is avoided.
Example five:
the present embodiment provides a lampblack generation assembly 100, and in addition to the technical features of the above embodiments, the present embodiment further includes the following technical features.
The oil smoke generating assembly 100 further comprises a control part and a temperature detection part; the control part is electrically connected with the heating part 110; the temperature detecting part is disposed on the pot body 120 and electrically connected to the control part.
In this embodiment, the temperature detection part can detect the temperature of the pot body 120, and can send the detected temperature of the pot body 120 to the control part, and the control part can control the heating power of the heating part 110 according to the temperature of the pot body 120, so as to control the amount of the oil smoke produced by the oil smoke generation assembly 100, reduce the fluctuation of the amount of the oil smoke produced by the oil smoke generation assembly 100, and further improve the accuracy of the oil smoke interception experiment of the cigarette machine.
The temperature detection part is a temperature sensor and is arranged below the pot body 120 to detect the temperature of the pot body 120.
Example six:
the present embodiment provides a lampblack generation assembly 100, and in addition to the technical features of the above embodiments, the present embodiment further includes the following technical features.
As shown in fig. 2 and 3, the at least two liquid outlet parts 130 include a water outlet part 132 and an oil outlet part 134; the oil outlet part 134 and the water outlet part 132 are arranged independently; when oil smoke is generated, the junction of the water flowing out of the water outlet component 132 and the oil flowing out of the oil outlet component 134 is positioned on the pan body 120.
In this embodiment, the liquid outlet part 130 includes a water outlet part 132 and an oil outlet part 134, and since the junction of the water flowing out from the water outlet part 132 and the oil flowing out from the oil outlet part 134 is located on the pot body 120, the mixed oil and water meet the pot body 120 with the set temperature to fully generate the oil smoke, thereby improving the efficiency of the oil smoke generating assembly 100 in producing the oil smoke.
Example seven:
the present embodiment provides a lampblack generation assembly 100, and in addition to the technical features of the above embodiments, the present embodiment further includes the following technical features.
As shown in fig. 5 and 6, the number of the water outlet part 132 is one, the number of the oil outlet part 134 is one, and the liquid supply pump 140 includes a water pump 142 and an oil pump 144.
The oil pump 144 is connected to an oil source through a first line 170 to supply oil to the oil outlet part 134 and control the flow rate of the oil outlet part 134. The water pump 142 is connected to a water source through a second pipe 180 to supply water to the water outlet member 132 and control the flow rate of the water outlet member 132.
Example eight:
the present embodiment provides a lampblack generation assembly 100, and in addition to the technical features of the above embodiments, the present embodiment further includes the following technical features.
The number of the water outlet parts 132 is two, and the number of the oil outlet parts 134 is two, and the number of the water outlet parts is the first water outlet part and the second water outlet part.
The liquid supply pump 140 includes two water pumps 142 and two oil pumps 144, the two water pumps 142 are a first water pump and a second water pump, respectively, and the two oil pumps 144 are a first oil pump and a second oil pump, respectively.
The first pump is connected to a water source via a second conduit 180 to supply water to the first outlet assembly and control the flow rate of the first outlet assembly. The second pump is connected to a water source via a second conduit 180 to supply water to the second outlet assembly and control the flow rate of the second outlet assembly.
The first oil pump is connected to an oil source through a first pipe 170 to supply oil to the first oil discharging part and control the flow rate of the first oil discharging part. The second oil pump is connected to an oil source through a first pipe 170 to supply oil to the second oil discharging part and control the flow rate of the second oil discharging part.
The first water outlet component and the second water outlet component respectively supply water through different water pumps 142, and the first oil outlet component and the second oil outlet component respectively supply oil through different oil pumps 144, so that the first water outlet component, the second water outlet component, the first oil outlet component and the second oil outlet component are controlled more accurately.
Example nine:
the present embodiment provides a lampblack generation assembly 100, and in addition to the technical features of the above embodiments, the present embodiment further includes the following technical features.
The number of the water outlet parts 132 is two, and the number of the oil outlet parts 134 is two, and the number of the water outlet parts is the first water outlet part and the second water outlet part.
The fluid supply pump 140 includes a water pump 142 and an oil pump 144.
The water pump 142 is connected to both the first and second outlet members via a three-way line to provide water to the first and second outlet members and to control the total flow rate of the first and second outlet members.
The oil pump 144 is simultaneously connected to the first oil outlet part and the second oil outlet part through a three-way pipe to supply oil to the first oil outlet part and the second oil outlet part and control the total flow rate of the first oil outlet part and the second oil outlet part.
The first water outlet component and the second water outlet component supply water through the same water pump 142, and the first oil outlet component and the second oil outlet component supply oil through the same oil pump 144, so that the oil smoke generating assembly 100 is simpler in structure, and the first water outlet component, the second water outlet component, the first oil outlet component and the second oil outlet component are controlled simply and conveniently.
Example ten:
the present embodiment provides a lampblack generation assembly 100, and in addition to the technical features of the above embodiments, the present embodiment further includes the following technical features.
When the lampblack generating assembly 100 is needed to be used for manufacturing lampblack, firstly, the spraying angles of the water outlet part 132 and the oil outlet part 134 are adjusted, so that the intersection of the water flowing out of the water outlet part 132 and the oil flowing out of the oil outlet part 134 is located on the pan body 120, namely the surface of the pan body 120; then the heating component 110 is controlled to be started to heat the pan body 120; after the temperature of the pan body 120 reaches the preset temperature and keeps constant, the water outlet component 132 is controlled to discharge water, and the oil outlet component 134 is controlled to discharge oil.
The heating element 110 may be controlled to be turned on first, and then the spraying angles of the water outlet 132 and the oil outlet 134 may be adjusted. Or the spray angles of the water outlet part 132 and the oil outlet part 134 are adjusted while the heating part 110 is controlled to be opened.
Example eleven:
as shown in fig. 7 and 8, the present embodiment provides a lampblack test assembly, which includes the lampblack generation assembly 100 according to any one of the above embodiments, so that the lampblack test assembly has all the benefits of the lampblack generation assembly 100 according to any one of the above embodiments.
In this embodiment, when the oil smoke testing assembly needs to test the oil smoke, at least two liquid outlet components 130 of the oil smoke generating assembly 100 are controlled to respectively flow water and oil towards the same point, so that the water and the oil are mixed, then the heating component 110 heats the pot body 120, and when the mixed water and oil drop onto the high-temperature pot body 120, the oil smoke can be generated.
When the oil smoke needs to be tested, water and oil can be sprayed onto the pot body 120 in real time through the at least two liquid outlet parts 130 of the oil smoke generating assembly 100, the flow of the water and the oil can be controlled conveniently, the generated smoke volume of the oil smoke generating assembly 100 can be controlled, the fluctuation of the generated smoke volume of the oil smoke generating assembly 100 is reduced, and the accuracy of testing the oil smoke is improved.
When the oil smoke needs to be tested, at least two liquid outlet parts 130 which are heated through the oil smoke generation assembly 100 spray water and oil onto the pot body 120, so that evaporation of the water and the oil caused by independent placement is avoided, the water and the oil are prevented from being wasted, meanwhile, the steam is prevented from influencing an experimental result, and the accuracy of testing the oil smoke is further improved.
Through two at least liquid outlet part 130 towards the pot body 120 oil drip with drip to produce the oil smoke on pot body 120 surface, make the process and the oil smoke production volume that the oil smoke produced visual, and then more simple convenient to the control of oil smoke volume, when promoting the accuracy of testing the oil smoke, simplify the step of oil smoke car, make the test to the oil smoke more convenient, swift.
Example twelve:
the present embodiment provides a lampblack generation assembly 100, and in addition to the technical features of the above embodiments, the present embodiment further includes the following technical features.
As shown in fig. 7 and 8, the fume testing assembly further includes a fume collecting hood 200, a flue 300, a fan 400, and a detection assembly 500; the first end of the smoke collection cover 200 faces the smoke generating assembly 100; the first end of the flue 300 is connected with the second end of the smoke collecting hood 200; the fan 400 is arranged at the second end of the flue 300; the detection assembly 500 is disposed within the flue 300.
In this embodiment, when detecting the oil smoke, the fan 400 is started, a negative pressure region can be formed at the first end of the smoke collecting cover 200, because the first end of the smoke collecting cover 200 faces the oil smoke generating assembly 100, after the oil smoke generating assembly 100 generates the oil smoke, the smoke collecting cover 200 can collect the oil smoke generated by the oil smoke generating assembly 100, and the oil smoke enters the flue 300 along the smoke collecting cover 200 and contacts with the detecting assembly 500, thereby detecting the oil smoke.
The detection component 500 comprises a smoke concentration sensor, the smoke concentration sensor can detect the concentration of the smoke when the smoke enters the flue 300, and an operator can adjust the flow of the liquid outlet component according to the smoke concentration detected by the smoke concentration sensor, so that the smoke concentration is controlled.
Example thirteen:
the present embodiment provides a lampblack generation assembly 100, and in addition to the technical features of the above embodiments, the present embodiment further includes the following technical features.
As shown in fig. 8 and 9, the smoke testing assembly further includes a filter assembly 600, and the filter assembly 600 is connected to the smoke stack 300 and located upstream of the detecting assembly 500.
In this embodiment, the filtering assembly 600 is disposed at the upstream of the detecting assembly 500, so that the oil smoke is filtered by the filtering assembly 600, and then the filtered oil smoke is detected by the detecting assembly 500, thereby detecting the filtering assembly 600.
Because can test filter assembly 600 alone, so realize the independent test to each oil smoke module of cigarette machine, and then make the test result more accurate, be convenient for research and development and designer to each module analysis and improvement on the cigarette machine, promoted oil smoke test assembly's test capability.
The detection assembly 500 comprises a particle size analyzer, and the particle size analyzer can detect the particle size of the oil smoke filtered by the filter assembly 600, so as to test and analyze the filtering effect of the filter assembly 600.
Example fourteen:
the present embodiment provides a lampblack generation assembly 100, and in addition to the technical features of the above embodiments, the present embodiment further includes the following technical features.
As shown in fig. 7 and 8, the filter assembly 600 includes a first filter element 610 and a second filter element 620; the second filter element 620 is connected to the first filter element 610 at a downwind side of the first filter element 610.
In this embodiment, the filter assembly 600 includes a first filter element 610 and a second filter element 620, and the second filter element 620 is located at the leeward side of the first filter element 610, that is, the oil smoke passes through the first filter element 610 first and then passes through the second filter element 620.
When carrying out the oil smoke test, first filter unit 610 and second filter unit 620 can be installed simultaneously to the oil smoke test assembly, realize testing the filter unit after the combination, and then make the test range of oil smoke test assembly wider.
Example fifteen:
the present embodiment provides a lampblack generation assembly 100, and in addition to the technical features of the above embodiments, the present embodiment further includes the following technical features.
The filtering accuracy of the second filtering part 620 is higher than that of the first filtering part 610.
In this embodiment, because the oil smoke passes through first filter element 610 earlier, passes through second filter element 620 again to the filter fineness of second filter element 620 is higher than the filter fineness of first filter element 610, makes the oil smoke pass through prefilter earlier, carries out high accuracy filtration again, and then realizes the purification to the oil smoke, makes the oil smoke test assembly can simulate out the actual operating mode of cigarette machine.
The detecting assembly 500 further includes a flow sensor and a pressure sensor, so as to detect the flow and pressure of the gas in the flue 300 after passing through the first filtering part 610 and the second filtering part 620, thereby making the test of the detecting assembly 500 more complete.
Example sixteen:
the present embodiment provides a lampblack generation assembly 100, and in addition to the technical features of the above embodiments, the present embodiment further includes the following technical features.
When the performance of the filter assembly 600 is tested by the oil smoke testing assembly, the oil smoke generating assembly 100 is firstly started, the filter assembly 600 is not installed on the flue 300, the fan 400 is started, the smoke concentration is detected by the smoke concentration sensor, and the smoke concentration is adjusted to a preset value according to the requirement; then, according to the test requirement, a filter component to be tested is installed on the flue 300, and then the particle size of the oil smoke filtered by the filter component is detected by a particle size analyzer, so that the test of the filter performance of the filter component is realized.
After each filter component to be tested is tested separately, the combined filter components are mounted on the flue 300 together, the flow in the flue 300 is tested through the flow sensor, the pressure in the flue 300 is tested through the pressure sensor, and the performance of the combined filter components is tested.
More than two filter elements to be tested may also be mounted on the stack 300, for example three or four filter elements to be tested.
Example seventeen:
the present embodiment provides a lampblack generation assembly 100, and in addition to the technical features of the above embodiments, the present embodiment further includes the following technical features.
As shown in fig. 7 and 8, the flue 300 includes a rectifying portion 310 and a flow guide portion 320; a first end of the rectifying part 310 is connected with the smoke collecting hood 200, and a second end of the rectifying part 310 is connected with the filter assembly 600; a first end of the guide part 320 is connected with the filter assembly 600, and a second end of the guide part 320 is connected with the fan 400; the flow guide portion 320 has a cross section narrowed from the flow guide portion 310 toward the fan 400.
In this embodiment, after entering the smoke collecting cover 200, the oil smoke generated by the oil smoke generating assembly 100 sequentially passes through the rectifying portion 310 and the flow guiding portion 320 under the action of the fan 400, so as to detect the oil smoke.
After entering the rectification part 310, the oil smoke can be rectified, so that the oil smoke flows more stably and the oil smoke is distributed more uniformly.
The ventilation cross-section of the fairing section 310 remains uniform along the direction of airflow flow.
A second end of the rectifying portion 310 is connected to the first filter member 610; the first end of the guide 320 is connected to the second filter member 620.
The ventilation section of the flow guide part 320 is reduced from the flow guide part 310 to the fan 400, so that the connection between the flue 300 and the fan 400 is facilitated, and the ventilation section of the side where the flow guide part 320 is connected with the second filter part 620 is larger than the ventilation section of the side where the flow guide part 320 is connected with the fan 400, so that the air flow velocity of the air flow passing through the first filter part 610 and the second filter part 620 is smaller than the air flow velocity of the air inlet of the fan 400, the air flow velocity inside the flow guide part 310 is reduced, and the stability of the lampblack in the flow guide part 310 is further improved.
Example eighteen:
the present embodiment provides a lampblack generation assembly 100, and in addition to the technical features of the above embodiments, the present embodiment further includes the following technical features.
As shown in fig. 7 and 8, the flue 300 further includes a mounting part 330, a first end of the mounting part 330 is connected with the filter assembly 600, and a second end is connected with the guide part 320; the mounting portion 330 is provided with a connection port, and the detection assembly 500 is inserted into the connection port.
The first end of the mounting portion 330 is connected to the second filter element 620.
In this embodiment, the mounting portion 330 provides support for the detection assembly 500, ensuring stability of the detection assembly 500.
Example nineteenth:
the present embodiment provides a lampblack generation assembly 100, and in addition to the technical features of the above embodiments, the present embodiment further includes the following technical features.
As shown in fig. 10 and 11, the smoke testing assembly further includes a guide vane 700, and the guide vane 700 is disposed inside the smoke collecting hood 200 and extends from the first end to the second end of the smoke collecting hood 200.
In this embodiment, the flow guiding plate 700 is disposed in the smoke collecting hood 200, and the flow guiding plate 700 can guide the oil smoke, so that the oil smoke enters the flue 300 more uniformly, and the testing effect on the oil smoke is improved.
Example twenty:
the present embodiment provides a lampblack generation assembly 100, and in addition to the technical features of the above embodiments, the present embodiment further includes the following technical features.
As shown in fig. 10 and 11, the guide vane 700 includes a plurality of guide vanes 700, and the plurality of guide vanes 700 are arranged in parallel.
In this embodiment, a plurality of flow deflectors 700 are disposed in the smoke collection cover 200, and the plurality of flow deflectors 700 at least partition the interior of the smoke collection cover 200 into three cavities, so that the oil smoke can enter different positions of the flue 300 respectively after passing through the three cavities, and the oil smoke is distributed more uniformly in the flue 300.
Because the oil smoke is distributed more evenly in the flue 300, the result detected by the detection component 500 is more accurate, and the oil smoke testing effect is improved.
Example twenty one:
the present embodiment provides a lampblack generation assembly 100, and in addition to the technical features of the above embodiments, the present embodiment further includes the following technical features.
When the particle size of the oil smoke which is not filtered by the filtering component 600 is detected, the oil smoke generating component 100 is controlled to generate the oil smoke, the concentration of the oil smoke is detected by the smoke concentration sensor, and when the concentration of the oil smoke reaches a preset value, the particle size of the oil smoke is detected by the particle size sensor.
When the particle size of the soot that is not filtered by the filter assembly 600 is measured, the filter assembly 600 is not installed on the flue 300.
Example twenty two:
the present embodiment provides a lampblack generation assembly 100, and in addition to the technical features of the above embodiments, the present embodiment further includes the following technical features.
When the particle size of the oil smoke filtered by the first filtering part 610 is detected, the oil smoke generating assembly 100 is controlled to generate oil smoke, the concentration of the oil smoke is detected by the smoke concentration sensor, when the concentration of the oil smoke reaches a preset value, the first filtering part 610 is installed on the flue 300, and the particle size of the oil smoke is detected by the particle size sensor.
And by adjusting the air volume of the fan 400, the filtering capability of the first filtering component 610 to the oil smoke with various particle sizes under different air volumes can be analyzed.
Example twenty three:
the present embodiment provides a lampblack generation assembly 100, and in addition to the technical features of the above embodiments, the present embodiment further includes the following technical features.
After the oil smoke is filtered, when the pressure and the flow in the flue 300 are detected, the oil smoke generating assembly 100 is controlled to generate oil smoke, the concentration of the oil smoke is detected through the smoke concentration sensor, when the concentration of the oil smoke reaches a preset value, the first filtering part 610 and the second filtering part 620 are installed on the flue 300, the flow in the flue 300 is detected through the flow sensor, and the pressure in the flue 300 is detected through the pressure sensor.
In the description of the present invention, the terms "plurality" or "a plurality" refer to two or more, and unless otherwise specifically limited, the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention; the terms "connected," "mounted," "secured," and the like are to be construed broadly and include, for example, fixed connections, removable connections, or integral connections; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description of the present invention, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In the present invention, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (12)
1. An oil smoke generating assembly, comprising:
a heating member;
the pot body is arranged on the heating component;
the at least two liquid outlet components face the pot body and can rotate relative to the pot body so as to change the liquid outlet directions of the at least two liquid outlet components.
2. The smoke generating assembly of claim 1, further comprising:
and the at least two liquid supply pumps are respectively connected with the at least two liquid outlet parts to supply liquid for the at least two liquid outlet parts.
3. The smoke generating assembly of claim 1, further comprising:
the heating component is arranged on the lifting component.
4. The smoke generating assembly of claim 3, further comprising:
the bracket is connected with the lifting assembly;
the at least two liquid outlet components are rotatably connected with the bracket.
5. The smoke generating assembly of claim 1, further comprising:
a control member electrically connected to the heating member;
the temperature detection part is arranged on the pot body and is electrically connected with the control part.
6. The smoke generating assembly of any one of claims 1 to 5, wherein said at least two liquid outlet members comprise:
a water outlet component;
the oil outlet part and the water outlet part are mutually independent;
when oil smoke is generated, the intersection of the water flowing out of the water outlet component and the oil flowing out of the oil outlet component is positioned on the pot body.
7. An oil smoke testing assembly, characterized by comprising an oil smoke generating assembly according to any one of claims 1 to 6.
8. The soot testing assembly of claim 7, further comprising:
the first end of the smoke collecting hood faces the oil smoke generating assembly;
the first end of the flue is connected with the second end of the smoke collecting cover;
the fan is arranged at the second end of the flue;
the detection assembly is arranged in the flue.
9. The soot testing assembly of claim 8, further comprising:
and the filter assembly is connected with the flue and is positioned at the upstream of the detection assembly.
10. The soot testing assembly of claim 9, wherein said flue comprises:
the first end of the rectifying part is connected with the smoke collecting hood, and the second end of the rectifying part is connected with the filtering assembly;
the first end of the flow guide part is connected with the filtering component, and the second end of the flow guide part is connected with the fan;
wherein, the ventilation cross-section of water conservancy diversion portion is by rectification portion to the fan dwindles.
11. The soot testing assembly of claim 10, wherein said flue further comprises:
the first end of the mounting part is connected with the filtering component, and the second end of the mounting part is connected with the flow guide part;
the installation part is provided with a connecting port, and the detection assembly is inserted in the connecting port.
12. The soot testing assembly of any one of claims 8 to 11, further comprising:
the flow deflector, the flow deflector set up in the collection petticoat pipe, by the first end of collection petticoat pipe extends to the second end.
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| CN202011386728.4A CN112557077B (en) | 2020-12-02 | 2020-12-02 | Oil smoke generating assembly and oil smoke testing assembly |
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Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2739791A1 (en) * | 1995-10-16 | 1997-04-18 | Seb Sa | Cooker hood with catalytic treatment of fumes |
| KR20020040731A (en) * | 2002-05-11 | 2002-05-30 | 그린텍 주식회사 | A fuel heating and mixed oil injection system |
| JP2008281267A (en) * | 2007-05-10 | 2008-11-20 | Matsushita Electric Ind Co Ltd | Heating cooker |
| CN205941029U (en) * | 2016-08-22 | 2017-02-08 | 山东省环境监测中心站 | Integrative generating device of frying pan formula oil smoke |
| CN206038647U (en) * | 2016-08-31 | 2017-03-22 | 武汉华正环境检测技术有限公司 | Detection apparatus for oil smoke clarifier |
| CN106705160A (en) * | 2016-12-11 | 2017-05-24 | 杭州老板电器股份有限公司 | Fume sucking and discharge effect evaluation device and evaluation method |
| CN207020553U (en) * | 2017-08-11 | 2018-02-16 | 武汉电器科学研究所 | A kind of oil smoke generating means for being used to test fume purifier of fume performance |
| CN207197837U (en) * | 2017-09-22 | 2018-04-06 | 莱茵技术-商检（宁波）有限公司 | Lampblack absorber detection device |
| CN108253501A (en) * | 2017-09-22 | 2018-07-06 | 徐志强 | A kind of wind screen electrostatic range hood free of cleaning |
| CN108303358A (en) * | 2018-01-30 | 2018-07-20 | 天津大学 | Oil smoke generating means |
| CN109425499A (en) * | 2017-08-25 | 2019-03-05 | 宁波方太厨具有限公司 | Stablize oil smoke generating device |
| CN210533947U (en) * | 2019-07-08 | 2020-05-15 | 佛山市顺德区阿波罗环保器材有限公司 | Oil smoke generator and oil smoke filter element primary filtering performance detection system with same |
| CN212057441U (en) * | 2020-04-16 | 2020-12-01 | 北京智晟众邦环保工程技术有限公司 | Oil smoke purifier with monitoring function |
-
2020
- 2020-12-02 CN CN202011386728.4A patent/CN112557077B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2739791A1 (en) * | 1995-10-16 | 1997-04-18 | Seb Sa | Cooker hood with catalytic treatment of fumes |
| KR20020040731A (en) * | 2002-05-11 | 2002-05-30 | 그린텍 주식회사 | A fuel heating and mixed oil injection system |
| JP2008281267A (en) * | 2007-05-10 | 2008-11-20 | Matsushita Electric Ind Co Ltd | Heating cooker |
| CN205941029U (en) * | 2016-08-22 | 2017-02-08 | 山东省环境监测中心站 | Integrative generating device of frying pan formula oil smoke |
| CN206038647U (en) * | 2016-08-31 | 2017-03-22 | 武汉华正环境检测技术有限公司 | Detection apparatus for oil smoke clarifier |
| CN106705160A (en) * | 2016-12-11 | 2017-05-24 | 杭州老板电器股份有限公司 | Fume sucking and discharge effect evaluation device and evaluation method |
| CN207020553U (en) * | 2017-08-11 | 2018-02-16 | 武汉电器科学研究所 | A kind of oil smoke generating means for being used to test fume purifier of fume performance |
| CN109425499A (en) * | 2017-08-25 | 2019-03-05 | 宁波方太厨具有限公司 | Stablize oil smoke generating device |
| CN207197837U (en) * | 2017-09-22 | 2018-04-06 | 莱茵技术-商检（宁波）有限公司 | Lampblack absorber detection device |
| CN108253501A (en) * | 2017-09-22 | 2018-07-06 | 徐志强 | A kind of wind screen electrostatic range hood free of cleaning |
| CN108303358A (en) * | 2018-01-30 | 2018-07-20 | 天津大学 | Oil smoke generating means |
| CN210533947U (en) * | 2019-07-08 | 2020-05-15 | 佛山市顺德区阿波罗环保器材有限公司 | Oil smoke generator and oil smoke filter element primary filtering performance detection system with same |
| CN212057441U (en) * | 2020-04-16 | 2020-12-01 | 北京智晟众邦环保工程技术有限公司 | Oil smoke purifier with monitoring function |
Non-Patent Citations (1)
| Title |
|---|
| 国家环境保护总局科技标准司: "《2001-2002年中国环境保护标准汇编》", 30 April 2003, 中国环境科学出版社, pages: 683 - 684 * |
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| CN112557077B (en) | 2024-01-30 |
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