CN203147858U - Range hood with panel anti-pinch function - Google Patents
Range hood with panel anti-pinch function Download PDFInfo
- Publication number
- CN203147858U CN203147858U CN 201320014435 CN201320014435U CN203147858U CN 203147858 U CN203147858 U CN 203147858U CN 201320014435 CN201320014435 CN 201320014435 CN 201320014435 U CN201320014435 U CN 201320014435U CN 203147858 U CN203147858 U CN 203147858U
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- panel
- pinch
- switch
- position switch
- lampblack absorber
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Abstract
The utility model relates to a range hood with a panel anti-pinch function. The range hood comprises a cabinet, a volute casing and a wind wheel, wherein a smoke suction port is formed in the front end of the cabinet, and an oil filter screen is arranged between the smoke suction port and the volute casing. The range hood is characterized in that linear guide rails are symmetrically arranged at two sides of the smoke suction port, rack plates meshed with driving gears are installed on the guide rails, the driving gears are installed on a driving motor, a panel is installed outside the rack plates for shielding the smoke suction port, the driving motor is electrically connected with a control circuit, and an upper limit switch, a lower limit switch and an anti-pinch limit switch for controlling the stroke of the panel are also installed on the control circuit. The range hood has the beneficial effects that an section of anti-pinch slit is left during the closing process of the panel, so as to remind a user to pay attention to safety, and the panel is completely closed after being opened for a certain distance, so as to prevent the fingers from being pinched.
Description
Technical field
The utility model relates to a kind of kitchen appliance, specifically is a kind of lampblack absorber with panel pinch resistant functionality.
Background technology
Along with human civilization advance, in daily kitchen range, smoke exhaust field, the shielding of oil smoke, separation and discharge problem are more and more higher to the requirement of living environment because of improvement and the people of the seal of modern room, in the existing lampblack absorber, the deflector of lampblack absorber generally all is fixedly mounted on the panel, not only takies kitchen space, and its smoking port is in opening always, not only influence the lampblack absorber outward appearance, particularly service time is long and not have the lampblack absorber of cleaning even more serious; In the modern metropolitan cities house, adopt the common exhaust pipe road mostly, cause oil smoke to pour in down a chimney easily, and pollute room air.But China Patent No. 20101096655.2 also once proposed a kind of lampblack absorber of deflector folding, be primarily characterized in that: deflector comes out deflector integral body by the driven by motor transmission device to the outside translation of lampblack absorber, make and separate between deflector and lampblack absorber that oil smoke enters in the lampblack absorber from the slit of separating.But owing to be subjected to the restriction of structure, when releasing forward, deflector integral body can increase the thickness of body, in use the deflector gouge that is pushed out easily of user.Moreover, when the oil smoke in the kitchen tools enters in the lampblack absorber through deflector, part oil smoke or steam with after deflector contacts easily liquefaction in its surface form water droplet or oil droplet, the deflector of opening this moment just in time is positioned at the pan top, therefore oil droplet or water droplet just splash in the pan easily, are unfavorable for food hygiene.
For overcoming above-mentioned defective, China Patent No. 201120231194.8 has proposed a kind of deflector opposite opened range hood, it is characterized in that: at exhaust fume collecting hood inner chamber upper and lower either-rotation motor driving wheel driven and synchronizing wheel are housed respectively, synchronous band is installed between driving wheel and driven pulley, utilize the deflector of band driving synchronously to slide up and down at exhaust fume collecting hood, play the effect of unlatching and closed deflector.But the lampblack absorber complex structure of this structure, and when closing in cigarette office, deflector is closed does not have safety device, when user's hand or other thing put in the range hood working region, can be easy to clip to.Therefore, be necessary further improvement.
The utility model content
The purpose of this utility model aims to provide a kind of simple and reasonable, and production and processing is convenient, good looking appearance, and panel is provided with the anti-pinch safety guard, to overcome the deficiencies in the prior art part.
The utility model purpose realizes with the following methods: a kind of lampblack absorber with panel pinch resistant functionality, it comprises rack, spiral case, wind wheel, the rack front end is provided with smoking port, be provided with oil cleaner screen between smoking port and spiral case, it is characterized in that: described smoking port bilateral symmetry is provided with line slideway, rack-plate with the driven wheel engagement is installed on the guide rail, described driven wheel is installed on the drive motors, rack-plate is equipped with panel outward and is used for hiding smoking port, described drive motors is electrically connected with control circuit, the upper limit position switch of control panel stroke also is installed on the described control circuit, lower position switch and anti-pinch limit switch.
Described upper limit position switch, lower position switch and anti-pinch limit switch are mechanical type touching switch.
Described upper limit position switch, lower position switch and anti-pinch limit switch are optoelectronic switch.
Described anti-pinch limit switch is arranged on the below of lower position switch, produces the signal of telecommunication during apart from the 10mm of closure place at panel.
Described driven wheel is connected by rotating shaft between two gears for driving gear and driven gear that the corresponding teeth batten arranges.
The flow process of described drive motors motion is: the user selects unlatching → motor just changeing and opens panel → panel touching upper limit position switch, motor stops → and the user selects to close → and motor counter-rotating touching anti-pinch switch stops 3S/ just being changeed 2S → motor counter-rotating → panel and is touching lower position switch, panel is closed fully, the motor stop motion.
Described control circuit is provided with the cyclelog of control drive motors rotation time and direction.
The flow process of described cyclelog control drive motors motion is: the user selects unlatching → motor just changeing 15S and opens panel → panel arrival highest line journey, motor stops → and the user selects to close → stops → delay time the 3S rear motor 5S → panel that continues to reverse behind the motor counter-rotating 5S to close the motor stop motion.
The flow process of described cyclelog control drive motors motion is: the user select unlatchings → motor just changeing 15S to open panel → panel arrival the highest spacing, motor stops → and the user selects to close → stop behind the motor counter-rotating 5S → motor stops after just changeing 2S → and motor counter-rotating 7S → panel closes the motor stop motion.
The beneficial effects of the utility model are: 1) simple in structure, production cost is low, improves the market competitiveness.2) panel can slide up and down switching, only takies the kitchen space on lampblack absorber top after the unlatching, avoids traditional front open type deflector to open the back easily and the user collides with and damages.3) panel can leave one section anti-pinch slit in closing closed procedure, and call user's attention safety is closed after upwards opening a segment distance, more fully in case tong is avoided injury.4) no longer need increase to realize the anti-pinch effect as touching device, the significantly raising with lower cost realization properties of product has very strong practical value and economic worth, and is safe and reliable, do not have the phenomenon that crushes people or article.
Description of drawings
Fig. 1 is general assembly design sketch in the utility model.
Fig. 2,3 the utility model internal structure schematic diagrames.
The partial structurtes enlarged drawing of Fig. 3 in Fig. 4 the utility model.
Fig. 5 is the utility model middle rack plate and lampblack absorber installation diagram.
Fig. 6 is the partial structurtes enlarged drawing of Fig. 5 in the utility model.
Fig. 7 is one of the utility model panel workflow diagram.
Fig. 8 is two of the utility model panel workflow diagram.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is made concrete further instruction.A kind of lampblack absorber with panel pinch resistant functionality, it comprises rack 1, spiral case 2, wind wheel 21, rack 1 front end is provided with smoking port 3, be provided with oil cleaner screen 4 between smoking port 3 and spiral case, it is characterized in that: described smoking port 3 bilateral symmetry are provided with line slideway 5, rack-plate 51 with the driven wheel engagement is installed on the guide rail, described driven wheel is installed on the drive motors 7, the rack-plate 51 outer panels 6 that are equipped with are used for hiding smoking port 3, described drive motors 7 is electrically connected with control circuit, the upper limit position switch 11 of control panel stroke also is installed on the described control circuit, lower position switch 12 and anti-pinch limit switch 13.
Described upper limit position switch 11, lower position switch 12 and anti-pinch limit switch 13 are mechanical type touching switch.
Described upper limit position switch 11, lower position switch 12 and anti-pinch limit switch 13 are optoelectronic switch.
Described anti-pinch limit switch 13 is arranged on the below of lower position switch 12, produces the signal of telecommunication when the panel 6 distances 10mm of closed place.
Described driven wheel is to be connected by rotating shaft 73 between the driving gear 71 that arranges of corresponding teeth batten 51 and driven gear 72, two gears.
The flow process of described drive motors motion is: the user selects unlatching → motor just changeing and opens panel → panel touching upper limit position switch, motor stops → and the user selects to close → and motor counter-rotating touching anti-pinch switch stops 3S/ just being changeed 2S → motor counter-rotating → panel and is touching lower position switch, panel is closed fully, the motor stop motion.
Described control circuit is provided with the cyclelog of control drive motors 7 rotation times and direction.
The flow process of described cyclelog control drive motors motion is: the user selects unlatching → motor just changeing 15S and opens panel → panel arrival highest line journey, motor stops → and the user selects to close → stops → delay time the 3S rear motor 5S → panel that continues to reverse behind the motor counter-rotating 5S to close the motor stop motion.
The flow process of described cyclelog control drive motors motion is: the user select unlatchings → motor just changeing 15S to open panel → panel arrival the highest spacing, motor stops → and the user selects to close → stop behind the motor counter-rotating 5S → motor stops after just changeing 2S → and motor counter-rotating 7S → panel closes the motor stop motion.
Operation principle: when the user selected to open the smoking function, control system made drive motors 7 rotate, and drove driving gear 71 and driven gear 72 rotations, and the driving gear batten moves upward indirectly, makes panel opening, controlled wind wheel 21 simultaneously and rotated beginning smoking work.When panel arrived the upper limit position switch position, control system made drive motors 7 stop motions, and panel is in open mode always.When the user selected to close lampblack absorber, drive motors 7 counter-rotatings were slowly closed panel.Wherein user's quilt cover plate holder is hindered in order to prevent from closing panel, or there are other foreign matters to stop that panel normally closes, so it is spacing to be provided with anti-pinch at rack, when panel arrival anti-pinch is spacing, panel suspends downward closing movement, arrives the time out rear board and closes downwards, up to touching lower position switch, the drive motors stop motion, kitchen ventilator panel is closed fully.Perhaps arrive anti-pinch when spacing when panel, drive motors reverses at once, closes fully after making panel upwardly open a segment distance again.Wherein the anti-pinch switch is arranged on to cut out between 10-25mm fully apart from panel and is advisable, because if when the user stretches into hand or other body parts in the panel, this big or small space can make panel touch human body, when being unlikely to crush the user, remind the user in time in lampblack absorber, to break away from.
Wherein need to prove: the anti-pinch of panel is spacing except using above-mentioned switch control mode, can also service time control mode, because the rotating speed of drive motors is more stable, suspend a period of time so control system can be controlled after the motor-driven panel is closed the regular hour, close panel again.Or reverse again openable panel a period of time after closing a period of time, closing panel again, to touch down switch up to panel spacing, and the motor stop motion is finished the pass closed procedure to this panel.Use above-mentioned control mode to have the following advantages: when 1) using lead limit switch control, can avoid the interior bad working environment of lampblack absorber to the influence of limit switch, guarantee system's stable and reliable operation.When 2) using timing spacing, but the simplified control system components and parts, Position Control is accurate, and production cost is low, and the market competitiveness is strong.3) kitchen ventilator panel has pinch resistant functionality, and the easy pent panel of user crushes in the time of can avoiding traditional lampblack absorber to use.
Said structure not only can use in slide down and remove on the lampblack absorber that closes panel, open and close about also position limiting structure can being directly used in, or the lampblack absorber of rotating open-close type panel uses, and its operation principle is same as the previously described embodiments, so no longer detailed superfluous.
Obviously, above-described embodiment only is for example clearly is described, and is not the restriction to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give all embodiments exhaustive.And the apparent variation of being extended out thus or change still are among the protection domain of claims of the invention.
Claims (6)
1. lampblack absorber with panel pinch resistant functionality, it comprises rack (1), spiral case (2), wind wheel (21), rack (1) front end is provided with smoking port (3), be provided with oil cleaner screen (4) between smoking port (3) and spiral case, it is characterized in that: described smoking port (3) bilateral symmetry is provided with line slideway (5), rack-plate (51) with the driven wheel engagement is installed on the guide rail, described driven wheel is installed on the drive motors (7), the outer panel (6) that is equipped with of rack-plate (51) is used for hiding smoking port (3), described drive motors (7) is electrically connected with control circuit, the upper limit position switch (11) of control panel stroke also is installed on the described control circuit, lower position switch (12) and anti-pinch limit switch (13).
2. the lampblack absorber with panel pinch resistant functionality according to claim 1 is characterized in that: described upper limit position switch (11), lower position switch (12) and anti-pinch limit switch (13) are mechanical type touching switch.
3. the lampblack absorber with panel pinch resistant functionality according to claim 1, it is characterized in that: described upper limit position switch (11), lower position switch (12) and anti-pinch limit switch (13) are optoelectronic switch.
4. according to claim 2 or 3 each described lampblack absorbers with panel pinch resistant functionality, it is characterized in that: described anti-pinch limit switch (13) is arranged on the below of lower position switch (12), produces the signal of telecommunication when panel (6) the distance 10mm of closed place.
5. the lampblack absorber with panel pinch resistant functionality according to claim 1 is characterized in that: described driven wheel is driving gear (71) and the driven gear (72) that corresponding teeth batten (51) arranges, and is connected by rotating shaft (73) between two gears.
6. the lampblack absorber with panel pinch resistant functionality according to claim 1 is characterized in that: described control circuit is provided with the cyclelog of control drive motors (7) rotation time and direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320014435 CN203147858U (en) | 2013-01-11 | 2013-01-11 | Range hood with panel anti-pinch function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320014435 CN203147858U (en) | 2013-01-11 | 2013-01-11 | Range hood with panel anti-pinch function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203147858U true CN203147858U (en) | 2013-08-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320014435 Expired - Fee Related CN203147858U (en) | 2013-01-11 | 2013-01-11 | Range hood with panel anti-pinch function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203147858U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103629719A (en) * | 2013-12-10 | 2014-03-12 | 浙江安德电器有限公司 | Range hood |
| CN104676691B (en) * | 2014-07-15 | 2017-03-08 | 广东美的厨房电器制造有限公司 | The control device of range hood and range hood and control method |
| CN107062323A (en) * | 2017-02-20 | 2017-08-18 | 中山市通快电气有限公司 | A kind of glass panel slidingtype range hood |
-
2013
- 2013-01-11 CN CN 201320014435 patent/CN203147858U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103629719A (en) * | 2013-12-10 | 2014-03-12 | 浙江安德电器有限公司 | Range hood |
| CN103629719B (en) * | 2013-12-10 | 2016-06-08 | 浙江安德电器有限公司 | Range hood |
| CN104676691B (en) * | 2014-07-15 | 2017-03-08 | 广东美的厨房电器制造有限公司 | The control device of range hood and range hood and control method |
| CN107062323A (en) * | 2017-02-20 | 2017-08-18 | 中山市通快电气有限公司 | A kind of glass panel slidingtype range hood |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130821 Termination date: 20150111 |
|
| EXPY | Termination of patent right or utility model |