CN205174496U - Range hood - Google Patents
Range hood Download PDFInfo
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- CN205174496U CN205174496U CN201520863034.3U CN201520863034U CN205174496U CN 205174496 U CN205174496 U CN 205174496U CN 201520863034 U CN201520863034 U CN 201520863034U CN 205174496 U CN205174496 U CN 205174496U
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- air
- box body
- range hood
- air inlet
- box
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- 238000001514 detection method Methods 0.000 claims abstract description 58
- 230000000391 smoking effect Effects 0.000 claims abstract description 6
- 239000013618 particulate matter Substances 0.000 claims description 20
- 210000002435 tendon Anatomy 0.000 claims description 11
- 229920000742 Cotton Polymers 0.000 claims description 8
- 230000015572 biosynthetic process Effects 0.000 claims description 6
- 230000007704 transition Effects 0.000 claims description 2
- 239000000779 smoke Substances 0.000 abstract description 20
- 230000000694 effects Effects 0.000 abstract description 7
- 239000003570 air Substances 0.000 description 103
- 239000007789 gas Substances 0.000 description 15
- 239000006096 absorbing agent Substances 0.000 description 11
- 239000006233 lamp black Substances 0.000 description 11
- 238000010586 diagram Methods 0.000 description 10
- 239000003517 fume Substances 0.000 description 7
- 239000000203 mixture Substances 0.000 description 6
- 238000010411 cooking Methods 0.000 description 4
- 239000012080 ambient air Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005238 degreasing Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000012163 sequencing technique Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
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Abstract
The utility model relates to a range hood has solved current range hood direct detection oil smoke and has made smoke transducer easily wrapped up by the greasy dirt, influences fan speed regulation, and then reduces the technical problem of oil smoke suction effect. The utility model discloses an organism is equipped with main smoking wind gap on, be equipped with spiral case and fan in the organism, its characterized in that: install the aerial detection box on the organism, the aerial detection box includes the box body and locates the gaseous sensor that detects in it, be equipped with air intake and air exit on the box body, the outer kitchen space of air intake intercommunication organism, the gaseous sensor that detects is installed in the one -way wind channel that air intake and air exit intercommunication constitute. The utility model discloses an aerial detection box carries out instant effectual detection to the air quality in kitchen, as fan rotational speed intelligent regulation's reference frame to more effective regulation fan rotational speed suction oil smoke keeps the air quality in kitchen.
Description
Technical field
The utility model belongs to lampblack absorber field, particularly a kind of range hood.
Background technology
The oil smoke situation that existing range hood can produce according to culinary art regulates rotation speed of fan, and then changes the work air quantity of range hood, reaches best fume exhaust effect.The Based Intelligent Control of this range hood mainly detects oil smoke by built-in Smoke Sensor, then carries out speed change to blower fan, thus reaches the object regulating air quantity.The oil smoke of the Smoke Sensor direct-detection suction of this range hood, through using after a while, Smoke Sensor appearance is easily polluted by greasy dirt parcel, reduce detection accuracy, and then affect rotation speed of fan adjustment, air quantity and cooking fume exhausting are not mated, causes oil smoke entrapped air in kitchen poor, the very easily harm people of accumulating over a long period healthy.
Summary of the invention
Technical problem to be solved in the utility model is the defect overcoming the existence of above-mentioned prior art, a kind of range hood is provided, the Smoke Sensor direct-detection suction oil smoke that described range hood can overcome the use of existing Based Intelligent Control lampblack absorber causes easily being contaminated by smoke, affect testing result and rotation speed of fan Intelligent adjustment, reduce the technological deficiency of cooking fume exhausting effect, a kind of lampblack absorber of Based Intelligent Control is provided, described lampblack absorber can stablize the effective air quality detected in kitchen environment, and then rely on testing result to carry out Intelligent adjustment to rotation speed of fan, control kitchen air quality, the health of protection people.
For this reason, the technical solution adopted in the utility model is as follows: a kind of range hood, comprise body, body is provided with main smoking air port, spiral case and blower fan is provided with in body, it is characterized in that: described body is provided with air detection box, described air detection box comprises box body and establishes gas detection sensor in the inner, described box body is provided with air inlet and exhaust outlet, described air inlet is communicated with extra-organismal kitchen space, and described gas detection sensor is arranged on air inlet and is communicated with exhaust outlet in the unidirectional air channel formed.The utility model solves the problems that existing range hood direct-detection suction oil smoke brings, extra-organismal for lampblack absorber air in kitchen is introduced in air detection box and detects, due to the oil smoke that the non-range hood entered in air detection box directly sucks, gas detection sensor in air detection box can not be contaminated by smoke, instant effective detection can be carried out to kitchen air quality, as the reference frame of rotation speed of fan Intelligent adjustment, thus control rotation speed of fan more accurately and effectively, fume exhaust, keeps kitchen air quality.During work, air in kitchen space enters in people's air detection box from air inlet, then goes out from exhaust outlet, in detect by way of gas detection sensor, there is provided testing result to carry out corresponding rotating speed Intelligent adjustment for lampblack absorber inner blower, guarantee that range hood remains on best cooking fume exhausting effect.
As improving further and supplementing technique scheme, the utility model adopts following technical measures: described box body is installed in body, body has the opening matched with the air inlet of box body, described air detection box also comprises and is installed on extra-organismal holder, is installed on body by air detection box after screw runs through holder, body and box body from outside to inside successively.By screw by fixing for holder, lampblack absorber body and box body serial connection, air detection box is installed on body, convenient manufacture and follow-up assembling.In addition, air detection box can being installed on the organism sidewall above main smoking air port, avoiding sucking range hood ambient air while oil smoke directly pollutes, can guaranteeing that air detection box normally works like this.
Described box body is established the described air inlet of uncovered formation, the opening end of box body fastens a lid, the fresh air inlet that on described lid, perforate formation is mated with the opening of body.Lid fastens and is arranged on box body opening end, and air can enter in box body from body opening, prevents box body opening end from directly fitting to dock with body opening and produce Air Leakage.
Described holder is the annular of central opening, the openend of holder is equipped with a dismountable grid.Holder is ringwise for fixing with the installation of body, and the opening in the middle of annular can install grid, does not affect air and enters air detection box, and foreign matter or dust can be avoided again to fall into the passage of blocking air process.
Be provided with interchangeable filter cotton in described air channel, described filter cotton is installed in dismountable grid.The effect of filter cotton is to being filtered by the air of gas detection sensor, except degreasing particle etc. may cause the harmful substance of testing result exception, guarantee the normal detection of gas detection sensor, reduce the contaminated possibility of gas detection sensor further.
The exhaust outlet place of described box body is provided with air exhauster, and the air intake end face of described air exhauster connects with the exhaust outlet of box body.Operated by the air exhauster connected with box body exhaust outlet, negative pressure is produced in the air channel of box body inner chamber, lampblack absorber ambient air is made to suck in air channel continuously, carried out continuing to detect to suction air by gas detection sensor, instant understanding lampblack absorber ambient air situation, so that corresponding rotational speed regulation made by blower fan.
The air inlet of described box body and exhaust outlet are arranged on the adjacent two side of box body respectively, and sidewall relative with air inlet on box body is provided with wind-guiding curved surface, and described wind-guiding surface blending connects the air channel, right angle at air inlet and exhaust outlet two place.Air inlet and exhaust outlet are arranged at respectively on the adjacent two side of box body, air inlet and exhaust outlet form square air channel, make distinguished and admirablely to have larger resistance through passage, reduce wind speed, extend the holdup time of wind in passage, ensure the detection accuracy of gas detection sensor; The wind-guiding surface blending right angle in air channel, avoids wind to produce eddy current and whister-type noise in right angle.
Described gas detection sensor comprises particulate matter sensors and/or smell sensor.Particulate matter sensors and smell sensor are all sensors, wherein particulate matter sensors can detect particle index in air in kitchen, smell sensor can be CO or other harmful gas sensors, and both can be combined use, meets the different needs of Detection of Air Quality.In addition, particulate matter sensors can preferred PM2.5 sensor, and smell sensor can preferred CO sensor.
Described particulate matter sensors and smell sensor are sequentially located in described air channel along air intake direction.Because particulate matter sensors and smell sensor are sequentially located in unidirectional air intake passage along air intake direction, air intake according to sequencing successively through particulate matter sensors and smell sensor, wherein particulate matter sensors starts to detect prior to smell sensor contact air intake, due to the work characteristics that two sensors is different, the priority of two sensors is arranged, and ensure that both are in the accuracy detecting output detections data in the period.
The inwall of described box body is provided with some convex tendons, and described particulate matter sensors press-fits between the same side and lid of described convex tendon.The convex tendon that inboard wall of cartridge is arranged can together with lid, clamp immobilized particles thing sensor, wherein convex tendon can be one-body molded with inboard wall of cartridge, and particulate matter sensors is installed simple and convenient in box body, do not need additionally arrange labyrinth or increase part, can also manufacturing cost be reduced.
The utility model detects the extra-organismal kitchen air quality of lampblack absorber by air detection box, solving existing range hood direct-detection oil smoke makes Smoke Sensor easily be wrapped up by greasy dirt, affect rotation speed of fan to regulate, cause the technical problem that range hood mist extractor effect reduces, air detection box described in the utility model can carry out instant effective detection to kitchen air quality, as the reference frame of rotation speed of fan Intelligent adjustment, thus more effective adjustment rotation speed of fan fume exhaust, keep the air quality in kitchen.
Accompanying drawing explanation
Fig. 1: the structural blast figure of air detection box.
The installation sectional view of Fig. 2: Fig. 1.
Fig. 3: box body schematic diagram one.
Fig. 4: box body schematic diagram two.
Fig. 5: lid schematic diagram (towards box body side).
Fig. 6: body upper shed schematic diagram.
Fig. 7: holder schematic diagram one (front is body side dorsad).
Fig. 8: holder schematic diagram two (reverse side is towards body side).
Fig. 9: grid schematic diagram.
Figure 10: particulate matter sensors schematic diagram.
Figure 11: the circuit board schematic diagram of band smell sensor.
Figure 12: the use schematic diagram of embodiment 1.
In figure: 1. on body, 11. openings, 2. box body, 21. air inlets, 22. exhaust outlets, 23. wind-guiding curved surfaces, 24. convex tendons, 25. steps, 26. draw-in grooves, 27. locating dowels, 3. air exhauster, 4. holder, 41. dismounting mouths, 42., draw-in groove, 43. lower bayonet slots, 5. screw, 6. lid, 61. fresh air inlets, 62. connect air channel, 7. grid, 71. back-offs, 72. eye-splices, 73. bar holes, 74. grille strips, 8. filter cotton, 9. particulate matter sensors, 10. smell sensor, 12. circuit boards.
Detailed description of the invention
Below in conjunction with Figure of description and specific embodiment, the utility model is described in further detail.
Embodiment one, a kind of range hood as shown in figure 12, comprise body 1, body is provided with main smoking air port, spiral case and blower fan (not shown) is provided with in body, described body 1 is provided with air detection box, on the box-packed body above main smoking air port of described air detection (in figure A position).During use, by air detection box, air quality in kitchen space is detected, provide testing result to carry out corresponding rotating speed Intelligent adjustment for lampblack absorber inner blower, guarantee that range hood remains on best cooking fume exhausting effect.
As shown in Fig. 1 ~ 9, described air detection box comprises box body 2 and establishes gas detection sensor in the inner, described box body 2 is provided with air inlet 21 and exhaust outlet 22, described air inlet 21 is arranged on the adjacent two side of box body 2 with exhaust outlet 22 respectively, box body 2 is established the described air inlet 21 of uncovered formation, described air inlet 21 is communicated with extra-organismal kitchen space, and sidewall relative with air inlet 21 on box body 2 is provided with wind-guiding curved surface 23.As shown in Figure 4, described wind-guiding curved surface 23 transition connects the air channel, right angle at air inlet 21 and exhaust outlet 22 liang place, and exhaust outlet 22 is in latticed, and body 1 has the opening 11 matched with the air inlet 21 of box body 2, described box body 2 is installed in body 1.Exhaust outlet 22 place of box body 2 is provided with air exhauster 3, and 3 air intake end faces of described air exhauster connect with the exhaust outlet 22 of box body 2.
Described air detection box also comprises the holder 4 be installed on outside body 1, after screw 5 runs through holder 4, body 1 and box body 2 from outside to inside successively, air detection box is installed on body 1, box body 2 is established one and locating dowel 27 with installing hole for wearing hold-down screw 5.As shown in FIG. 7 and 8, the annular of described holder 4 in central opening.Composition graphs 1 and Fig. 2, a dismountable grid 7 openend of holder 4 is equipped with, described grid 7 is plates that one piece of surface has some bar holes 73, these bar holes 73 are for laterally extending and parallel be located on plate from top to bottom, between adjacent bar hole by grille strip 74 separately, separating grille strip 74 cross section in two adjacent bar holes 73 is as shown in Figure 2 wedge shape, the upper surface of grille strip be parallel to lower surface and the inner higher than outer end.Between described grid 7 and holder 4 be dismountable clamping install, wherein grid 7 towards body one side two ends up and down set up separately can with the back-off 71 of holder clamping and eye-splice 72.Shown in composition graphs 7 and 8, the front upper portion of holder 4 body 1 is dorsad provided with the dismounting mouth 41 mating curved indent with back-off 71, and holder 4 sets up the upper draw-in groove 42 of coupling back-off 71 and the lower bayonet slot 43 of coupling eye-splice 72 separately towards the upper and lower two ends of reverse side of body 1.
Described gas detection sensor is arranged on air inlet 21 and is communicated with (with arrows in Fig. 2) in the unidirectional air channel formed with exhaust outlet 22, gas detection sensor comprises particulate matter sensors 9 and smell sensor 10, particulate matter sensors 9 described in composition graphs 2 and smell sensor 10 are sequentially located in described air channel along air intake direction, interchangeable filter cotton 8 is also provided with, in the air channel of filter cotton 8 between particulate matter sensors 9 and air inlet 21 in described air channel.Described particulate matter sensors can be PM2.5 sensor, and smell sensor can be CO sensor, and be fixed on a circuit board 12 in conjunction with the sensor of CO shown in Figure 12, circuit board 12 is fixed on box body 2 inwall by screw (not shown) as shown in Figure 2.Shown in composition graphs 3 and Fig. 4, the inwall of described box body 2 is provided with some convex tendons 24, described convex tendon 24 one end is outwardly provided with step 25, PM2.5 sensor is sandwiched between convex tendon 24 and lid 6, wherein the front of PM2.5 sensor contacts at lid 6, and reverse side both sides of the edge contact at the step 25 of two row convex tendon 24 ends.Shown in composition graphs 1 and Fig. 2, the opening end of box body 2 also fastens a lid 6, shown in composition graphs 3 and Fig. 5, the extension of protruding to box body 2 is established at edge, lid 6 left and right sides, described extension formed can with the spacer 63 of box body 2 clamping, the left and right sides of box body 2 establish breach formed can with the indent draw-in groove 26 of spacer 63 clamping.The fresh air inlet 61 that on described lid 6, perforate formation is mated with the opening 11 of body 1, the peritreme of described fresh air inlet 61 extends in box body 2 the connection air channel 62 surrounding an open communication 11 and box body 2.
Embodiment two, be with the difference of embodiment one: described gas detection sensor is any one in both particulate matter sensors 9 or smell sensor 10, be installed on air inlet 21 to be communicated with exhaust outlet 22 in the unidirectional air channel formed, remainder is identical with embodiment 1.
Claims (10)
1. a range hood, comprise body (1), body is provided with main smoking air port, spiral case and blower fan is provided with in body, it is characterized in that: (1) is provided with air detection box to described body, described air detection box comprises box body (2) and establishes gas detection sensor in the inner, described box body (2) is provided with air inlet (21) and exhaust outlet (22), described air inlet (21) is communicated with extra-organismal kitchen space, and described gas detection sensor is arranged on air inlet (21) and is communicated with in the unidirectional air channel formed with exhaust outlet (22).
2. range hood according to claim 1, it is characterized in that: described box body (2) is installed in body (1), body (1) has the opening (11) matched with the air inlet of box body (2) (21), described air detection box also comprises and is installed on body (1) holder outward (4), and air detection box is installed on body (1) after running through holder (4), body (1) and box body (2) from outside to inside successively by screw (5).
3. range hood according to claim 2, it is characterized in that: described box body (2) is established the described air inlet of uncovered formation (21), the opening end of box body (2) fastens a lid (6), the fresh air inlet (61) that the upper perforate formation of described lid (6) is mated with the opening (11) of body (1).
4. range hood according to claim 2, is characterized in that: described holder (4) annular in central opening, the openend of holder (4) is equipped with dismountable grid (7).
5. range hood according to claim 4, is characterized in that: be provided with interchangeable filter cotton (8) in described air channel, and described filter cotton (8) is installed in dismountable grid (7).
6. range hood according to claim 1, is characterized in that: exhaust outlet (22) place of described box body (2) is provided with air exhauster (3), and (3) air intake end face of described air exhauster connects with the exhaust outlet (22) of box body (2).
7. range hood according to claim 6, it is characterized in that: air inlet (21) and the exhaust outlet (22) of described box body (2) are arranged on the adjacent two side of box body (2) respectively, the upper sidewall relative with air inlet (21) of box body (2) is provided with wind-guiding curved surface (23), and described wind-guiding curved surface (23) transition connects the air channel, right angle at air inlet (21) and exhaust outlet (22) two place.
8. range hood according to any one of claim 1 to 7, is characterized in that: described gas detection sensor comprises particulate matter sensors (9) and/or smell sensor (10).
9. range hood according to claim 8, is characterized in that: described particulate matter sensors (9) and smell sensor (10) are sequentially located in described air channel along air intake direction.
10. range hood according to claim 9, is characterized in that: the inwall of described box body (2) is provided with some convex tendons (24), and described particulate matter sensors (9) press-fits between the same side and lid (6) of described convex tendon (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520863034.3U CN205174496U (en) | 2015-11-02 | 2015-11-02 | Range hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520863034.3U CN205174496U (en) | 2015-11-02 | 2015-11-02 | Range hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205174496U true CN205174496U (en) | 2016-04-20 |
Family
ID=55738485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520863034.3U Active CN205174496U (en) | 2015-11-02 | 2015-11-02 | Range hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205174496U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105737228A (en) * | 2016-04-29 | 2016-07-06 | 合肥旺来建节能科技有限公司 | Commercial low-noise adsorption type range hood |
| CN107448999A (en) * | 2017-07-20 | 2017-12-08 | 杭州老板电器股份有限公司 | A kind of cigarette machine automatic running and intelligent air purifying system and method |
| CN111336557A (en) * | 2020-03-05 | 2020-06-26 | 宁波方太厨具有限公司 | Range hood and control method thereof |
| WO2020230056A1 (en) * | 2019-05-16 | 2020-11-19 | Elica S.P.A. | Household appliance |
-
2015
- 2015-11-02 CN CN201520863034.3U patent/CN205174496U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105737228A (en) * | 2016-04-29 | 2016-07-06 | 合肥旺来建节能科技有限公司 | Commercial low-noise adsorption type range hood |
| CN107448999A (en) * | 2017-07-20 | 2017-12-08 | 杭州老板电器股份有限公司 | A kind of cigarette machine automatic running and intelligent air purifying system and method |
| WO2020230056A1 (en) * | 2019-05-16 | 2020-11-19 | Elica S.P.A. | Household appliance |
| CN111336557A (en) * | 2020-03-05 | 2020-06-26 | 宁波方太厨具有限公司 | Range hood and control method thereof |
| CN111336557B (en) * | 2020-03-05 | 2022-04-19 | 宁波方太厨具有限公司 | Range hood and control method thereof |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |