CN203099942U - Locking device of air inlet of range hood - Google Patents
Locking device of air inlet of range hood Download PDFInfo
- Publication number
- CN203099942U CN203099942U CN 201220590919 CN201220590919U CN203099942U CN 203099942 U CN203099942 U CN 203099942U CN 201220590919 CN201220590919 CN 201220590919 CN 201220590919 U CN201220590919 U CN 201220590919U CN 203099942 U CN203099942 U CN 203099942U
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- CN
- China
- Prior art keywords
- air inlet
- drive unit
- fixture
- output shaft
- locking device
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- 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.)
- Withdrawn - After Issue
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Abstract
The utility model relates to a locking device of an air inlet of a range hood. The locking device comprises a driving device and an armature, wherein the driving device is arranged at the inner side of a panel of the range hood; and the armature is positioned at the lower end of a smoke deflector hinged to the air inlet of the panel. The locking device is characterized in that a fixed piece is connected to the bottom of the driving device; one side of the fixed piece, close to the air inlet, is fixedly provided with a permanent magnet; and the driving device drives the fixed piece to move so that the fixed piece and the armature get close or depart so as to lock or unlock the smoke deflector. The locking device has the advantages that the structure is simple, the production and assembly are convenient, the automatic locking and unlocking operation of the smoke deflector can be realized, the backflow of oil smoke due to untight closing of the smoke deflector can be prevented, the environment of a kitchen is well cleaned, the condition that the smoke deflector can not be opened in the case of failure or damage of the smoke deflector or the like is also avoided, and the service life of the locking device and the service life of the range hood are guaranteed.
Description
Technical field
The utility model relates to a kind of lampblack absorber, particularly relates to a kind of locking device of lampblack absorber air inlet.
Background technology
Existing close-suction range hood, generally include shell, blower fan system in the enclosure is set, shell comprises the side plate of both sides and is positioned at towards the panel of the kitchen range top and user's one side, panel is provided with air inlet, after connecting the power supply of blower fan system, air inlet is discharged to public flue after oil smoke is sucked blower fan system.Most of close-suction range hoods now, as the disclosed side draught wind of Chinese patent Granted publication CN201177306Y smoke exhaust, its air inlet can't be closed, therefore having many dusts or small worm etc. enters into lampblack absorber inside, and the peculiar smell of lampblack absorber inside also can come out by air inlet, even public flue in oil smoke pour in down a chimney, for kitchen environment brings very bad influence.
Therefore the lampblack absorber that many air inlets can close and open has also appearred, as Chinese patent CN201866823U disclosed " a kind of lampblack absorber " with movable smoke-guiding machine structure, comprise housing, intelligent control unit, motor and air inlet, the air inlet place is provided with collection cigarette panel, and housing is located in the end activity of this collection cigarette panel.Connecting rod; be movable rod that can be tortuous; one end of this connecting rod is located at collection cigarette panel; the other end is connected with a variable transmission mechanism; though such lampblack absorber can prevent the return air taint of odour; protected kitchen environment; and make collection cigarette panel closure make more attractive in appearance and convenient cleaning of lampblack absorber; but such collection cigarette panel is controlled rotation by motor and movable rod; complex structure; higher to requirement on machining accuracy, if precision is not enough, may causes collecting the cigarette panel and can't close or open not enough situation fully.
Perhaps comprise exhaust fume collecting hood and air inlet as Chinese patent CN201599859U disclosed " a kind of range hood of renovating ", on air inlet, be provided with and renovate, renovate and exhaust fume collecting hood between be provided with clockwise torsion mechanism and drawing and releasing mechanism, drawing and releasing mechanism comprises draw-bar seat, motor cabinet, motor, pull bar and drag-line, draw-bar seat is arranged on to be renovated, motor cabinet is arranged on the exhaust fume collecting hood, motor is arranged on the motor cabinet, motor is provided with moving runner, drag-line and moving runner are hinged, one end of pull bar is fixedlyed connected with draw-bar seat, the other end of pull bar is fixedlyed connected with drag-line, this utility model is that a kind of being provided with renovated, and turning-lid opening-closing is more convenient, have the cigarette effect better attractive in appearance again renovate range hood, but this switch of renovating is by motor and drag-line and pull bar control, in case motor goes wrong or pull bar and drag-line between assembly precision is not high may cause renovating and can't close fully, therefore, still have the hidden danger that oil smoke pours in down a chimney.
Therefore, some also having occurred utilizes magnechuck and armature to lock the lampblack absorber of smoke barrier, guarantee the closed condition of smoke barrier in these structures by the adhesive of armature and magnechuck, the contact area of armature and magnechuck is directly determining the reliability of both adhesives, and the adhesive reliability is poor more if contact area is more little.Position or other household appliances that said structure is used for other are no problem, but when this structure is in the air inlet place of lampblack absorber, lampblack absorber can be bonded in the greasy dirt oil stain on magnechuck and the armature in the process of long-term oil suction cigarette, then when both close, the greasy dirt that viscosity is bigger can make sticking very firm of armature and magnechuck, when lampblack absorber starts once more, exist the situation appearance that smoke barrier can't be dug.
The utility model content
Technical problem to be solved in the utility model provides a kind of locking device of the lampblack absorber air inlet of can tight closing and being easy to open.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: a kind of locking device of lampblack absorber air inlet, the drive unit that comprises the panel inboard that is arranged at lampblack absorber, and the armature that is positioned at the lower end of the smoke barrier on the air inlet that is hinged on described panel, it is characterized in that: the below of described drive unit connects a fixture, described fixture is fixed with a permanent magnet near a side of described air inlet, and this drive unit drives this kinematic mount and makes the adhesive or unclamp to lock or to open described smoke barrier mutually of described fixture and described armature.
Preferably, described drive unit has one and stretches out the output shaft of withdrawal up and down, and the bottom of described output shaft connects described fixture.
As an optional embodiment of the present utility model, described fixture is with respect to the output shaft horizontally set of described drive unit, described drive unit below is provided with a connecting rod that extends in the same way with the output shaft of described drive unit, one end of described fixture connects the output shaft of described drive unit and one of them in the described connecting rod, the middle part of described fixture connects the output shaft of described drive unit and in the described connecting rod another, described fixture connecting portion around itself and connecting rod under the driving of the output shaft of described drive unit rotates, and the other end of described fixture connects described permanent magnet.
Preferably, described connecting rod connects the middle part of described fixture, and the output shaft of described drive unit connects an end of described fixture, and the bottom of described connecting rod is provided with pin, and the middle part of described fixture is provided with a chute, and described pin is positioned at described chute.
Alternatively, described drive unit is an electric pushrod or a magnetic valve.
Compared with prior art, advantage of the present utility model is the locking device of lampblack absorber air inlet of the present utility model, not only simple in structure, produce easy to assembly, and can realize automatically locking and opening operation of smoke barrier, can prevent smoke barrier because the oil smoke that is caused that is not closed completely pours in down a chimney, cleaned kitchen environment more, and avoided the situation that smoke barrier can't be opened under the situations such as the malfunctioning or damage of drive unit, guaranteed the service life of this locking device and the service life of lampblack absorber.
Description of drawings
Fig. 1 is the side sectional view of the utility model lampblack absorber.
Fig. 2 is the schematic diagram (panel closed condition) of the utility model kitchen ventilator panel part.
Fig. 3 is the part enlarged drawing (lock-out state) among Fig. 2.
Fig. 4 is the enlarged drawing (open mode) of magnetic valve among Fig. 2.
Fig. 5 is the schematic diagram (panel opening state) of the utility model kitchen ventilator panel part.
Fig. 6 is the schematic diagram of the kitchen ventilator panel of the another kind of embodiment of the utility model.
The specific embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.
As shown in Figure 1, this lampblack absorber comprises a housing 1, and the blower fan system 13 that is positioned at housing 1 inside, and is positioned at housing 1 top upwards is communicated to public flue by discharge pipe 14 outlet housing 12.The front side of this housing 1 also is provided with the panel 11 towards the kitchen range top and user.
This panel 11 is provided with an air inlet 2, described air inlet 2 be provided with the air inlet size be complementary, the upper end is hinged on the air inlet 2 smoke barrier 3 that can open or close with respect to air inlet 2 upsets.When smoke barrier 3 is opened, air in the blower fan system 13 suction kitchens also arrives public flue or outdoor by air-out mouth mask 12 with oil smoke discharge, and simultaneously smoke barrier 3 can stop portions the oil smoke of dissipation before the panel, oil smoke led make more that the heavy wool cigarette enters air inlet 2, reduce the user and suck oil smoke, make smoke pumping efficient higher, kitchen environment is also better.
The upper end of described smoke barrier 3 is hinged on the upper end of air inlet 2 by a hinge 31, and the lower end of described smoke barrier 3 locks mutually or opens with the lower end of air inlet 2 by a locking device.These panel 11 inboards also are equipped with and drive the actuator that this smoke barrier 3 rotates around hinge 31.
Shown in Fig. 2-5, this locking device comprises that one is fixed on the magnetic valve 4 of panel 11 inboards, the below of this magnetic valve 4 is connected with a fixture 5 that is positioned at these air inlet 2 lower ends, the bottom of this fixture 5 has a permanent magnet 51, one is fixed on the armature 32 on smoke barrier 3 inboards, magnetic valve 4 promotes these fixture 5 motions to be made the permanent magnet 51 mutual adhesives on this armature 32 and the fixture 5 or unclamps mutually, locks mutually or unclamps with the lower end with smoke barrier 3 and air inlet 2.Those skilled in the art can recognize, this magnetic valve 4 also can substitute with other drive unit as a drive unit that drives fixture 5 motions, as electric pushrod etc., need only this drive unit and have one and can stretch out the output shaft of indentation up and down.
Preferably, shown in Fig. 3,4, this fixture 5 is with respect to output 41 horizontally sets of magnetic valve 4, and the lower ends downward of this magnetic valve 4 is stretched out and is fixed with a connecting rod 42 that extends in the same way with the output shaft 41 of magnetic valve 4, and this connecting rod 42 is between the output shaft 41 and smoke barrier 3 of magnetic valve 4.End away from air inlet 2 of fixture 5 is hinged on the output shaft 41 of magnetic valve 4, and the other end of fixture 5 is a permanent magnet 51, and the middle part of fixture 5 has a chute 52, and the bottom of connecting rod 42 has a pin 421 and is arranged in this chute 52.When the end that this magnetic valve 4 drives these fixtures 5 moved up and down, this pin 421 can be mobile in the chute 52 at the middle part of fixture 5, makes the permanent magnet 51 of these fixture 5 other ends move up and down, and then unclamp with armature 32 adhesives or with this armature 32.As shown in Figure 3, when this fixture 5 and armature 32 when this smoke barrier 3 is closed during adhesive mutually, the output shaft 41 of this magnetic valve 4 is parallel with smoke barrier 3, the output shaft 41 and the connecting rod 42 same length of this magnetic valve 4, promptly this fixture 5 is vertical with smoke barrier 3, when smoke barrier 3 need be opened, magnetic valve 4 energisings and its output shaft 41 are protruding, promptly an end of this fixture 5 is along with output shaft 41 moves downward, permanent magnet 51 on the other end of fixture 5 rotates up, and then make permanent magnet 51 and armature 32 unclamp, can open this smoke barrier 3, as shown in Figure 5, this magnetic valve 4 resets then, this output shaft 41 is retractable into and the position of connecting rod 42 with length, for closing of this smoke barrier 3 prepared.Under open mode, as long as rotate this smoke barrier 3, make armature 32 and permanent magnet 51 adhesive mutually, can close this smoke barrier 3.This locking device can realize cutting out of smoke barrier 3 and the automatic control of opening, with drive actuator that smoke barrier 3 rotates cooperatively interact realize this smoke barrier 3 unblank open and locking is closed.And those skilled in the art also can recognize, position between the output shaft 41 of this connecting rod 42 and this magnetic valve 4 also can exchange, promptly the output shaft of this magnetic valve 4 is between connecting rod 42 and smoke barrier 3, one end and the connecting rod 42 of fixture 5 are hinged, the output shaft 41 of magnetic valve 4 is provided with pin, and this pin is positioned at the chute 52 in the middle of this fixture 5.This moment magnetic valve 4 the stretching out and withdraw of energising output shaft 41, also can make the permanent magnet 51 of fixture 5 other ends move up and down, make the adhesive or unclamp mutually of permanent magnet 51 and armature 32.And those skilled in the art also can recognize, this magnetic valve 4 also can be replaced by other drive units, as electric pushrod etc., as long as this drive unit has the output shaft that stretches out and withdraw, and can promote fixture 5 and move and get final product.
And, opening of this locking device needs the energising of magnetic valve 4 work, even but at magnetic valve 4 no powers, in other words under the situation that magnetic valve 4 faults can't be used, as long as firmly pull this smoke barrier 3, since smoke barrier when closing armature 32 and permanent magnet 51 all with panel 11 parallel oblique settings, during pulling smoke barrier 3, armature 32 is not directly to throw off from the front forward of permanent magnet 51, but this armature 32 is with respect to permanent magnet 51 oblique movements, can make bonding the tearing between armature 32 and the permanent magnet 51, be easy to open, and close smoke barrier 3 also as long as this smoke barrier 3 of promotion makes armature 32 and permanent magnet 51 adhesives.The locking device of this kind lampblack absorber not only can tightly lock smoke barrier, and be easy to open, even under the situation that drive unit lost efficacy, still can operate the folding of smoke barrier, increases the service life of lampblack absorber.And magnetic valve 4 parallels setting with panel 11 in the present embodiment, also can not be arranged in parallel with panel 11 by magnetic valve 4.
Those skilled in the art also can recognize, not necessarily to adopt above-mentioned chute structure, as long as an end of this fixture and middle part are connected the output shaft 41 of connecting rod 42 and magnetic valve respectively, make fixture can be under the driving of the output shaft of magnetic valve rotate and get final product, can realize the oblique movement of armature 32 with respect to permanent magnet 51 around the connecting portion of fixture and connecting rod 42.Can be the middle part that connecting rod is connected and fixed part, the output shaft of magnetic valve be connected and fixed an end of part, perhaps also can be the end that connecting rod is connected and fixed part, and the output shaft of magnetic valve is connected and fixed the middle part of part.
As shown in Figure 6, be another embodiment of the present utility model, has the armature 32 that is fixed on smoke barrier 3 lower ends among this embodiment equally, different is that drive unit is an electric pushrod 6, this electric pushrod 6 is fixed in the inboard of panel 11, be fixed with fixture 5 ' on the output shaft 61 of this electric pushrod 6, described fixture 5 ' is with respect to output shaft 61 horizontally sets of described electric pushrod 6, and the end near this air inlet 2 of fixture 5 ' is a permanent magnet 51 '.
During locking, this permanent magnet 51 ' and these armature 32 mutual adhesives, when electric pushrod 6 energisings were shunk or extended, this permanent magnet 51 ' made progress along with output shaft 61 or moves downward, and then threw off with armature 32, and can open this smoke barrier 3 this moment; This electric pushrod 6 resets then, and output shaft 61 runs to former allocation downward or upward, when closing smoke barrier 3, rotates smoke barrier 3 and makes armature 32 and permanent magnet 51 ' mutual adhesive, can close and lock this smoke barrier 3.Those skilled in the art can recognize that among this embodiment, this electric pushrod also can be replaced by magnetic valve, and the also available drive unit that other have the output shaft that can stretch replaces.
The locking device of lampblack absorber air inlet of the present utility model, not only simple in structure, produce easy to assembly, and can realize automatically locking and opening operation of smoke barrier, can prevent smoke barrier because the oil smoke that is caused that is not closed completely pours in down a chimney, cleaned kitchen environment more, and avoided the situation that smoke barrier can't be opened under the situations such as the malfunctioning or damage of drive unit, guaranteed the service life of this locking device and the service life of lampblack absorber.
Claims (5)
1. the locking device of a lampblack absorber air inlet, comprise the inboard drive unit of panel (11) that is arranged at lampblack absorber, and the armature (32) that is positioned at the lower end of the smoke barrier (3) on the air inlet (2) that is hinged on described panel (11), it is characterized in that: the below of described drive unit connects a fixture, described fixture is fixed with a permanent magnet (51) near a side of described air inlet (2), and this drive unit drives this kinematic mount and makes the adhesive or unclamp to lock or to open described smoke barrier (3) mutually of described fixture and described armature (32).
2. the locking device of lampblack absorber air inlet as claimed in claim 1 is characterized in that: described drive unit has one and stretches out the output shaft of withdrawal up and down, and the bottom of described output shaft connects described fixture.
3. the locking device of lampblack absorber air inlet as claimed in claim 2, it is characterized in that: described fixture (5) is with respect to the output shaft horizontally set of described drive unit, described drive unit below is provided with a connecting rod (42) that extends in the same way with the output shaft of described drive unit, one end of described fixture (5) connects the output shaft of described drive unit and one of them in the described connecting rod (42), the middle part of described fixture (5) connects the output shaft of described drive unit and in the described connecting rod (42) another, described fixture (5) connecting portion around itself and connecting rod (42) under the driving of the output shaft of described drive unit rotates, and the other end of described fixture (5) connects described permanent magnet (51).
4. the locking device of lampblack absorber air inlet as claimed in claim 3, it is characterized in that: described connecting rod (42) connects the middle part of described fixture (5), the output shaft of described drive unit connects an end of described fixture (5), the bottom of described connecting rod (42) is provided with pin (421), the middle part of described fixture (5) is provided with a chute (52), and described pin (421) is positioned at described chute (52).
5. as the locking device of each described lampblack absorber air inlet of claim 1-4, it is characterized in that: described drive unit is an electric pushrod (6) or a magnetic valve (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220590919 CN203099942U (en) | 2012-11-09 | 2012-11-09 | Locking device of air inlet of range hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220590919 CN203099942U (en) | 2012-11-09 | 2012-11-09 | Locking device of air inlet of range hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203099942U true CN203099942U (en) | 2013-07-31 |
Family
ID=48851340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220590919 Withdrawn - After Issue CN203099942U (en) | 2012-11-09 | 2012-11-09 | Locking device of air inlet of range hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203099942U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102913974A (en) * | 2012-11-09 | 2013-02-06 | 宁波方太厨具有限公司 | Locking device of air inlet of range hood |
| CN107559908A (en) * | 2016-07-01 | 2018-01-09 | 博西华电器（江苏）有限公司 | Side-absorption type smoke exhaust ventilator |
| CN109442528A (en) * | 2018-12-29 | 2019-03-08 | 珠海格力电器股份有限公司 | Range hood and smoke deflector mechanism |
-
2012
- 2012-11-09 CN CN 201220590919 patent/CN203099942U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102913974A (en) * | 2012-11-09 | 2013-02-06 | 宁波方太厨具有限公司 | Locking device of air inlet of range hood |
| CN102913974B (en) * | 2012-11-09 | 2015-05-13 | 宁波方太厨具有限公司 | Locking device of air inlet of range hood |
| CN107559908A (en) * | 2016-07-01 | 2018-01-09 | 博西华电器（江苏）有限公司 | Side-absorption type smoke exhaust ventilator |
| CN107559908B (en) * | 2016-07-01 | 2020-07-14 | 博西华电器（江苏）有限公司 | Side-suction type smoke exhaust ventilator |
| CN109442528A (en) * | 2018-12-29 | 2019-03-08 | 珠海格力电器股份有限公司 | Range hood and smoke deflector mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130731 Effective date of abandoning: 20150513 |
|
| RGAV | Abandon patent right to avoid regrant |