CN207019134U - Range hood - Google Patents
Range hood Download PDFInfo
- Publication number
- CN207019134U CN207019134U CN201720730709.6U CN201720730709U CN207019134U CN 207019134 U CN207019134 U CN 207019134U CN 201720730709 U CN201720730709 U CN 201720730709U CN 207019134 U CN207019134 U CN 207019134U
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- CN
- China
- Prior art keywords
- collecting port
- smoke collecting
- range
- range hood
- cover plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
A kind of range hood, including cabinet, panel, cover plate, drive device and sensory package are the utility model is related to, panel is located at cabinet side, smoke collecting port is offered on panel；Cover plate is rotatably connected at smoke collecting port；Drive device is arranged at cabinet, for driving cover plate to make opening and closing movement to smoke collecting port at smoke collecting port, with open or close mouth；Range hood also includes sensory package, and sensory package is laid in panel, and is connected with drive device, and when the region to be detected in sensory package between cover plate and smoke collecting port has object, drive device is stopped.During cover plate is closed, when sensory package detects that the region between cover plate and smoke collecting port has object, the drive device is stopped.Compared to traditional current system anti-pinch by measuring drive device, it is swift in response, human body will not be caused any harm, reduce potential safety hazard, improve the security of range hood.
Description
Technical field
Range hood technical field is the utility model is related to, more particularly to a kind of range hood.
Background technology
To prevent soot gas from pouring in down a chimney, and lampblack absorber outward appearance can be kept clean and tidy, strengthen suction effect, people develop one kind
The lampblack absorber of energy automatic opening/closing cover plate.When lampblack absorber works, cover plate open, can effectively isolating oil soot escape, and increase into
Wind area, the efficiency of fume exhaust is improved, when lampblack absorber does not work, cover plate closing, can prevent the oil smoke in common flue from leading to
Cross smoking port and enter kitchen.
At present, traditional cover plate opening-closing uses electric drive transfer bar mechanism more, by the action of mechanical linkage so as to realizing oil
The folding of cigarette cover plate.Meanwhile in the drive circuit of electric pushrod, detection circuit is added, during by detecting normal folding
Electric pushrod electric current, and electric current when being stuck during cover plate opening-closing is compared, so as to prevent cover plate from blocking people
Body or article.But this kind of anti-pinch mode, the change of electric current can just be detected by only being clamped or being clamped completely when human body or article
Change, human body or article still can be caused to produce a certain degree of injury, potential safety hazard be present.
Utility model content
The technical problem that the utility model solves is to provide for a kind of range hood for improving security.
Above-mentioned technical problem is solved by following scheme：
Range hood, including：
Cabinet；
Panel, located at the cabinet side, smoke collecting port is offered on the panel；
Cover plate, it is rotatably connected at the smoke collecting port；
Drive device, the cabinet is arranged at, for driving the cover plate to make at the smoke collecting port to the smoke collecting port
Opening and closing movement, with smoke collecting port described in open or close；
The range hood also includes sensory package, and the sensory package is laid in the panel, and is filled with the driving
Connection is put, it is described when the region to be detected in the sensory package between the cover plate and the smoke collecting port has object
Drive device is stopped.
Range hood described in the utility model, compared with background technology, caused technique effect is：
, should when sensory package detects that the region between cover plate and smoke collecting port has object during cover plate is closed
Drive device is stopped.Compared to traditional current system anti-pinch by measuring drive device, it is swift in response, will not be to people
Body causes any harm, and reduces potential safety hazard, improves the security of range hood.
In a wherein embodiment, the sensory package includes multiple range sensors.
In a wherein embodiment, multiple range sensors are intervally arranged along the smoke collecting port longitudinally.
In a wherein embodiment, multiple range sensors are located at a lateral edges of the smoke collecting port along longitudinally
Place.
In a wherein embodiment, multiple range sensors are arranged in array.
In a wherein embodiment, the range sensor is scan-type range sensor.
In a wherein embodiment, the range sensor is infrared distance sensor, ultrasonic sensor, radar waves
At least one of range sensor.
In a wherein embodiment, the range sensor includes an at least transmitter, corresponded with the transmitter
An at least receiver and the electronic unit being connected with the drive device, the electronic unit be configurable for described in determination
Detecting distance of the reflecting surface of object in the induced signal overlay area of transmitter transmitting to the corresponding receiver.
In a wherein embodiment, the drive device includes control device and drive mechanism, the drive mechanism and institute
State electronic unit to be connected with the control device respectively, the control device is used for the sense determined according to the electronic unit
The reflecting surface of object in induction signal overlay area controls the drive mechanism to the detecting distance of the corresponding receiver
It is stopped.
In a wherein embodiment, the target object that each transmitter is fixed towards relatively described panel is with different angle
Launch induced signal, the control device is additionally operable to the target range that storage determines according to the induced signal of each angle；
When the absolute value of the difference of the corresponding target range of the detecting distance is more than preset value, the control dress
The control drive device is put to be stopped.
Brief description of the drawings
Fig. 1 is the structural representation of the range hood in the embodiment of the utility model one.
The cover plate 16 of 10 cabinet of range hood, 12 panel 14
The oil network 144 of 16 drive device of cover plate, 18 smoke collecting port 142
Range sensor 192
Embodiment
For the ease of understanding the utility model, the utility model is more fully retouched below with reference to relevant drawings
State.Preferred embodiment of the present utility model is given in accompanying drawing.But the utility model can come in many different forms
Realize, however it is not limited to embodiment described herein.On the contrary, the purpose for providing these embodiments is made to of the present utility model
The understanding of disclosure more thorough and comprehensive.
It should be noted that when an element is considered as " connection " another element, it can be directly to separately
One element may be simultaneously present centering elements." multiple " exponential quantity is two or more.
Unless otherwise defined, all of technologies and scientific terms used here by the article is led with belonging to technology of the present utility model
The implication that the technical staff in domain is generally understood that is identical.It is simply in term used in the description of the present utility model herein
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term as used herein " and/or " include
The arbitrary and all combination of one or more related Listed Items.
As shown in figure 1, the range hood 10 in the embodiment of the utility model one, including cabinet 12, panel 14, cover plate
16th, drive device 18 and sensory package (figure is not marked).
The panel 14 is located at the side of cabinet 12, offers smoke collecting port 142 on panel 14, cover plate 16 is rotatably connected at
At smoke collecting port 142, drive device 18 is arranged at cabinet 12, for driving cover plate 16 to be opened at smoke collecting port 142 to smoke collecting port 142
Conjunction acts, with open or close smoke collecting port 142.Specifically, cabinet 12 encloses with panel 14 and sets to form smoke extraction chamber (not shown), drives
Device 18 is arranged in smoke extraction chamber, and is connected with cover plate 16, and smoke collecting port 142 connects with smoke extraction chamber, and oil is additionally provided with smoke collecting port 142
Net 144.
Sensory package is laid in panel 14, and is connected with drive device 18, to sensory package detect cover plate 16 with
When region between smoke collecting port 142 has object, drive device 18 is stopped.
In actual applications, during cover plate 16 is closed, when sensory package detect cover plate 16 and smoke collecting port 142 it
Between region object be present, such as when the arm of human body stretches into the region, the drive device 18 is stopped.In this way, compare
Traditional current system anti-pinch by measuring drive device, is swift in response, human body will not be caused any harm, improve suction
The security of lampblack absorber 10.In addition, being also prevented from the influence of the stuck performance and service life to it of drive device 18, improve and set
Standby reliability.
It is shape generally with smoke collecting port 142 of the shape, size of cover plate 16, big it should be noted that to ensure plugging effect
Small matching, cover plate 16 do not imply that a certain specific FX, and refer to cover plate 16 towards the region between smoke collecting port 142
In moving process is rotated, with respect to the space between the smoke collecting port 142 of panel 14.Sensory package can detect whether the space has
Object is present, and when detecting the presence of foreign matter, drive device 18 is stopped.
In one embodiment, the sensory package includes multiple range sensors 192.Further, multiple Distance-sensings
Device 192 is arranged in array, specific in an embodiment, longitudinally of multiple range sensors 192 along smoke collecting port 142
It is intervally arranged in a row.It should be appreciated that to ensure the suction effect of oil smoke, smoke collecting port 142 utilizes lampblack absorber as far as possible
Size, and the installing space of lampblack absorber is taken into account again, therefore, smoke collecting port 142 is generally in the rectangle of lengthwise extension.Multiple distances pass
Longitudinally of the sensor 192 along smoke collecting port 142 is arranged in panel 14, and the detection range of sensory package can be made to cover cover plate 16 and collection
Region between mouth 142, ensure no dead angle, reduce potential safety hazard.
Further, multiple range sensors 192 are located at the side edge of smoke collecting port 142.Specifically, the range hood 10
For side-suction type, the relative level of panel 14 is obliquely installed, and multiple range sensors 192 are located at the upper edge of smoke collecting port 142
Place.In this way, multiple range sensors 192 can detect downwards, so as to cover the region between cover plate 16 and smoke collecting port 142, enter one
Step ground ensures to detect without dead angle, reduces potential safety hazard.
In one embodiment, the range sensor 192 is scan-type range sensor.Specifically, the range sensor
192 can be at least one of infrared distance sensor, ultrasonic sensor, radar waves range sensor.In actual applications,
Range sensor 192 sends induced signal, after running into obstacle, induced signal bounce-back, passes through the intensity of the induced signal to return
Or the processing of the physical parameter such as time, so as to the distance of judgment object, and then judge the region between cover plate 16 and smoke collecting port 142
Whether foreign matter is had.Specific in an embodiment, when the distance of detection is less than a preset value, then it may determine that foreign matter be present
In foregoing region, drive device 18 is stopped immediately, ensures that human body will not come to harm, or drive device 18 will not block
Extremely influence its performance and used life.
It is appreciated that in some other embodiment, the range sensor 192 or other kinds of Distance-sensing
Device, for example, image distance sensor, is not limited thereto.
In one embodiment, range sensor 192 includes an at least transmitter and transmitter one-to-one at least one
Receiver and the electronic unit being connected with drive device 18.Electronic unit is configurable for determining the sensing letter of transmitter transmitting
Detecting distance of the reflecting surface of object in number overlay area to corresponding receiver.Further, drive device 18 includes
Control device and drive mechanism, the drive mechanism and electronic unit are connected with control device respectively, and control device is used for according to electricity
The reflecting surface of object in the induced signal overlay area that subelement determines is controlled and driven to the detecting distance of corresponding receiver
Motivation structure is stopped.In this way, whether it can be determined according to the change of detecting distance in detection zone with the presence of foreign matter.
Specifically, the target object that each transmitter is fixed towards relative panel 14 is formed with different angle transmitting induced signal
Detection zone, the induced signal that control device is additionally operable to store each angle determine with the target that the time does not change away from
From；When the absolute value of the difference of the corresponding target range of detecting distance is more than preset value, control device control drive device 18
It is stopped.
Specific in an embodiment, the range hood 10 is side-suction type range hood, and the range sensor 192 is ultrasound
Ripple range sensor, the target object that foregoing relative panel 14 is fixed is the kitchen range top.Panel 14 is with respect to planar tilt where the kitchen range top
Set, the transmitter of multiple range sensors 192 launches induced signal towards the kitchen range top with different angle.Exist in no foreign matter
When, target range of the range sensor 192 away from plane where the kitchen range top in each angle is invariable, when cover plate 16 and smoke collecting port
When region between 142 has foreign matter, induced signal is stopped by foreign matter to rebound, and the detecting distance that electronic unit determines reduces, when
The absolute value of the difference of the detecting distance and target range is more than preset value, then illustrates that foreign matter is present in cover plate 16 and smoke collecting port 142
Between region in.
It should be appreciated that because the transmitter of range sensor 192 launches induced signal with different angle, therefore, away from
In different angle it is different from target range of the sensor 192 away from plane where the kitchen range top, the range sensor 192 of measurement is apart from different
The detecting distance of thing is also different in different angle.Therefore, according to the absolute value of the difference of the corresponding target range of detecting distance
Whether can accurately it judge with the presence of foreign matter.
It is pointed out that the technology that drive device 18 is well known to those skilled in the art, and it is of the present utility model heavy
Point does not lie in this, therefore does not repeat its distance structure and principle herein.Similarly, infrared distance sensor, ultrasonic sensor, radar
Waves range sensor does not repeat concrete structure and principle for known by those skilled in the art yet.
Above-mentioned range hood 10, in actual applications, during cover plate 16 is closed, when sensory package detects cover plate
There is object in the region between 16 and smoke collecting port 142, such as when the arm of human body stretches into the region, the drive device 18 stops
Work.In this way, compared to traditional current system anti-pinch by measuring drive device, it is swift in response, human body will not be caused to appoint
What is injured, and improves the security of range hood 10.In addition, it is also prevented from the stuck performance and service life to it of drive device 18
Influence, improve the reliability of equipment.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope that this specification is recorded all is considered to be.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent scope.It should be pointed out that the common skill for this area
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (10)
1. range hood (10), including：
Cabinet (12)；
Panel (14), located at the cabinet (12) side, smoke collecting port (142) is offered on the panel (14)；
Cover plate (16), it is rotatably connected at the smoke collecting port (142) place；
Drive device (18), be arranged at the cabinet (12), for drive the cover plate (16) the smoke collecting port (142) place to
The smoke collecting port (142) makees opening and closing movement, with smoke collecting port described in open or close (142)；
Characterized in that, the range hood (10) also includes sensory package, the sensory package is laid in the panel (14),
And be connected with the drive device (18), to detect the cover plate (16) and the smoke collecting port in the sensory package
(142) when the region between has object, the drive device (18) is stopped.
2. range hood (10) according to claim 1, it is characterised in that the sensory package includes multiple Distance-sensings
Device (192).
3. range hood (10) according to claim 2, it is characterised in that multiple range sensors (192) are along institute
Smoke collecting port (142) longitudinally is stated to be intervally arranged.
4. range hood (10) according to claim 3, it is characterised in that multiple range sensors (192) are located at
Side edge of the smoke collecting port (142) along longitudinally.
5. range hood (10) according to claim 2, it is characterised in that multiple range sensors (192) are in battle array
Column is arranged.
6. range hood (10) according to claim 2, it is characterised in that the range sensor (192) is scan-type
Range sensor.
7. range hood (10) according to claim 6, it is characterised in that the range sensor (192) for it is infrared away from
From at least one of sensor, ultrasonic sensor, radar waves range sensor.
8. the range hood (10) according to claim 6 or 7, it is characterised in that the range sensor (192) is included extremely
A few transmitter, an at least receiver one-to-one with the transmitter and the electronics list being connected with the drive device (18)
Member, the electronic unit are configurable for determining the reflection of the object in the induced signal overlay area of the transmitter transmitting
Detecting distance of the surface to the corresponding receiver.
9. range hood (10) according to claim 8, it is characterised in that the drive device (18) includes control device
And drive mechanism, the drive mechanism and the electronic unit are connected with the control device respectively, the control device is used for
According to the electronic unit determine the induced signal overlay area in object reflecting surface to accordingly the reception
The detecting distance of device, the drive mechanism is controlled to be stopped.
10. range hood (10) according to claim 9, it is characterised in that each transmitter is towards relatively described face
The fixed target object of plate (14) launches induced signal with different angle, and the control device is additionally operable to storage according to each angle
Induced signal determine target range；
When the absolute value of the difference of the corresponding target range of the detecting distance is more than preset value, the control device control
The drive mechanism is made to be stopped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720730709.6U CN207019134U (en) | 2017-06-21 | 2017-06-21 | Range hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720730709.6U CN207019134U (en) | 2017-06-21 | 2017-06-21 | Range hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207019134U true CN207019134U (en) | 2018-02-16 |
Family
ID=61485669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720730709.6U Expired - Fee Related CN207019134U (en) | 2017-06-21 | 2017-06-21 | Range hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207019134U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108800255A (en) * | 2018-07-16 | 2018-11-13 | 珠海格力电器股份有限公司 | A kind of range hood smoke deflector detecting system, detection method and its range hood |
| CN109325969A (en) * | 2018-09-29 | 2019-02-12 | 佛山市云米电器科技有限公司 | A kind of intelligence smoke machine hearth dynamic foreign matter detecting method |
-
2017
- 2017-06-21 CN CN201720730709.6U patent/CN207019134U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108800255A (en) * | 2018-07-16 | 2018-11-13 | 珠海格力电器股份有限公司 | A kind of range hood smoke deflector detecting system, detection method and its range hood |
| CN109325969A (en) * | 2018-09-29 | 2019-02-12 | 佛山市云米电器科技有限公司 | A kind of intelligence smoke machine hearth dynamic foreign matter detecting method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180216 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |