CN208765011U - Range hood - Google Patents

Abstract

The utility model provides a kind of range hood, is related to field of home appliance technology, and the technical issues of oil smoke flows backward can occur the case where not being switched on to solve existing range hood.It is related to a kind of range hood, comprising: the controller of exhaust fume collecting hood, fan assembly and the rotation speed of fan for controlling fan assembly；Exhaust fume collecting hood has the air inlet and the first air outlet communicated with smoke collecting chamber；Fan assembly further includes air duct, and air duct has tunnel inlet and ducting outlet, and tunnel inlet is connected with the first air outlet, and exhaust fume collecting hood is equipped with the automatic open-close component that can open and close the first air outlet, and automatic open-close component is electrically connected with the controller.The range hood can prevent the oil smoke in common flue from entering the room in the case where smoke machine is not switched on.

Description

Range hood

Technical field

The utility model relates to fields of home appliance technology, more particularly, to a kind of range hood.

Background technique

Nowadays, with the continuous improvement of people's living standards, people also increasingly pay attention to domestic environment and indoor Air quality.

In order to improve kitchen ventilation condition and the oil smoke and exhaust gas that generate in cooking process be discharged, range hood has become kitchen One of indispensable household electrical appliance of institute in room.

Generally only the air quantity of third gear revolving speed are arrived in setting two to existing range hood, when user is in practical cooking process, by It is often set in advance in the air quantity and wind pressure of operation gear, carries out gear automatically due to without the size according to oil smoke Switching, user can only go to switch by way of manual key, this greatly reduces the experience sense of user；In addition, conventional Range hood, the air inlet on exhaust fume collecting hood is all not closed, oil smoke of the smoke machine in the case where not being switched on, in common flue Often flow backward into inside kitchen, pollutes kitchen environment, seriously affect people's health.

Utility model content

The purpose of this utility model is to provide a kind of range hoods, to solve existing range hood the case where not being switched on The technical issues of oil smoke flows backward can occur.

Range hood provided by the utility model, comprising: exhaust fume collecting hood, fan assembly and for controlling the fan assembly The controller of rotation speed of fan.

The exhaust fume collecting hood has the air inlet and the first air outlet communicated with smoke collecting chamber.

The fan assembly further includes air duct, the air duct have tunnel inlet and ducting outlet, the tunnel inlet with First air outlet is connected, and the exhaust fume collecting hood is equipped with the automatic open-close component that can open and close first air outlet, institute Automatic open-close component is stated to be electrically connected with the controller.

It in the above-mentioned technical solutions, further, further include fan assembly and the blower for controlling the fan assembly The controller of revolving speed.

The automatic open-close component is electrically connected with the controller.

In the above-mentioned technical solutions, further, the automatic open-close component includes movable plate and the driving movable plate The driving mechanism of first air outlet described in open or close.

The driving mechanism is electrically connected with the controller.

It in the above-mentioned technical solutions, further, further include adjusting component for adjusting the air quantity of air quantity.

It includes the temperature induction unit for detecting food materials temperature in cookware, the temperature sense that the air quantity, which adjusts component, Unit is electrically connected with the controller.

In the above-mentioned technical solutions, further, the temperature induction unit includes one or more.

The temperature induction unit is located at the side that the exhaust fume collecting hood is equipped with the air inlet.

In the above-mentioned technical solutions, further, the temperature induction unit uses the temperature sensor of thermoelectric pile.

In the above-mentioned technical solutions, further, mesh enclosure is additionally provided on the exhaust fume collecting hood, the mesh enclosure, which encloses, sets described first Air outlet setting, the movable plate and the mesh enclosure clearance fit and can move back and forth along its inner cavity.

In the above-mentioned technical solutions, further, the exhaust fume collecting hood also has second communicated with first air outlet Air outlet, second air outlet include the multiple exhaust vent being located on the mesh enclosure, and be located at the movable plate with Gap between the mesh enclosure.

In the above-mentioned technical solutions, further, mutual disconnected first air outlet there are two the exhaust fume collecting hood tools, Two first air outlets are arranged with two hearth faces on gas-cooker respectively.

Wherein, each first air outlet is correspondingly arranged the mesh enclosure and a movable plate.

In the above-mentioned technical solutions, further, the driving mechanism includes connection frame and drives the connection frame along institute State the dynamical element of the inner cavity lifting of mesh enclosure.

The movable plate is connected on the connection frame.

In the above-mentioned technical solutions, further, the dynamical element includes the first motor for making elevating movement, and described The output end of one motor is connect with the connection frame.

Alternatively, the dynamical element includes the second motor to rotate, the output end of second motor passes through biography Motivation structure is connect with the connection frame.

Range hood provided by the utility model the utility model has the advantages that

In the range hood, since exhaust fume collecting hood has the air inlet and the first air outlet that communicate with smoke collecting chamber, wherein from Dynamic movable component can open and close the first air outlet, and tunnel inlet is connected with the first air outlet, which is opened When, controller can control automatic open-close component and automatically open the first air outlet, under the action of fan assembly, oil smoke will by into Air port enters smoke collecting chamber, the air duct of fan assembly is successively entered through the first air outlet, tunnel inlet, and be discharged from ducting outlet, It is outdoor to which generated oil smoke discharge will be cooked；When the range hood is closed, controller can control automatic open-close group Part is closed the first air outlet automatically.

As known from the above, since exhaust fume collecting hood is equipped with the automatic open-close component and automatic open-close that can open and close the first air outlet Component is electrically connected with the controller, and when the range hood needs work, controlling automatic open-close component by controller makes first to go out Air port is in the open state, realizes the discharge of oil smoke；When not using the range hood, automatic open-close group is controlled by controller Part makes the first air outlet be in closed state, thus even if oil smoke of the range hood in idle situation, in common flue It will not flow backward into user room, indoor environment and health of human body will not be polluted.

Detailed description of the invention

It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art Under the premise of labour, it can also be obtained according to these attached drawings other attached drawings.

Fig. 1 is the structural schematic diagram of range hood provided by the embodiment of the utility model；

Fig. 2 is the work flow diagram that air quantity adjusts component in range hood shown in Fig. 1；

Fig. 3 is the structural schematic diagram that range hood provided by the embodiment of the utility model does not show cover board liner plate；

Fig. 4 is the opposed configuration schematic diagram of range hood provided by the embodiment of the utility model and gas-cooker, wherein temperature Sensing unit is arranged one；

Fig. 5 is the opposed configuration schematic diagram of range hood provided by the embodiment of the utility model and gas-cooker, wherein temperature Sensing unit is arranged two；

Fig. 6 is the structural schematic diagram that movable plate is in raised configuration in range hood provided by the embodiment of the utility model；

Fig. 7 is the structural schematic diagram that movable plate is in decline state in range hood provided by the embodiment of the utility model；

Fig. 8 is the structural schematic diagram of automatic open-close component in range hood shown in Fig. 3, wherein dynamical element is the first electricity Machine；

Fig. 9 is the fractionation structural representation of automatic open-close component shown in Fig. 8；

Figure 10 is the structural schematic diagram that automatic open-close component shown in Fig. 8 is equipped with transmission mechanism, wherein dynamical element second Motor；

Figure 11 is the side view of range hood shown in Fig. 7.

Icon:

100- exhaust fume collecting hood；200- fan assembly；300- temperature induction unit；400- automatic open-close component；500- shell group Part；600- mesh enclosure；

110- air inlet；The first air outlet of 120-；The second air outlet of 130-；

410- movable plate；420- connection frame；430- fixed plate；440- sliding track holder；450- sliding rail；460- is slidably connected Seat；470- first motor；The second motor of 480-；490- transmission mechanism；

491- screw rod；492- drive rod；493- screw rod；494- transmission gear；495- fixing sleeve；496- protecting box；497- Sealing ring.

Specific embodiment

The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally Field those of ordinary skill all other embodiment obtained without making creative work belongs to practical Novel protected range.

It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only For ease of description the utility model and simplify description, rather than the mechanism of indication or suggestion meaning or element must have it is specific Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the One ", " second " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.

Embodiment one

As shown in Figure 1 to Figure 3, the present embodiment one provides a kind of range hood, comprising: exhaust fume collecting hood 100, fan assembly 200 and the rotation speed of fan for controlling fan assembly 200 controller；Exhaust fume collecting hood 100 has the air inlet communicated with smoke collecting chamber 110 and first air outlet 120；Fan assembly 200 further includes air duct, and air duct has tunnel inlet and ducting outlet, tunnel inlet It is connected with the first air outlet 120, exhaust fume collecting hood 100 is equipped with the automatic open-close component 400 that can open and close the first air outlet 120, Automatic open-close component 400 is electrically connected with the controller.

It should be noted that in the embodiment, with the tool of exhaust fume collecting hood 100, there are two mutual disconnected first air outlets 120 to be Example is introduced.Wherein, two the first air outlets 120 are arranged with two hearth faces on gas-cooker respectively, can be effectively Prevent fumes escaping.

In the range hood, since exhaust fume collecting hood 100 has the air inlet 110 and the first air outlet that communicate with smoke collecting chamber 120, wherein automatic open-close component 400 can open and close the first air outlet 120, and tunnel inlet is connected with the first air outlet 120 Logical, when which is opened, controller, which can control automatic open-close component 400, makes the first air outlet 120 be in open shape State, under the action of fan assembly 200, oil smoke will enter smoke collecting chamber by air inlet 110, successively through the first air outlet 120, air duct Entrance enters the air duct of fan assembly 200, and is discharged from ducting outlet, so that oil smoke discharge caused by cooking is outdoor；When When the range hood is closed, controller can control the first air outlet 120 of closure automatically of automatic open-close component 400.

As known from the above, the automatic open-close component 400 of the first air outlet 120 can be opened and closed since exhaust fume collecting hood 100 is equipped with, When the range hood needs work, controlling automatic open-close component 400 by controller makes the first air outlet 120 be in open shape State realizes the discharge of oil smoke；When not using the range hood, controlling automatic open-close component 400 by controller makes first to go out Air port 120 is in closed state, thus even if range hood is in idle situation, the oil smoke in common flue will not fall It fills into user room, indoor environment and health of human body will not be polluted.

Range hood in the embodiment further includes fan assembly 200 and the rotation speed of fan for controlling fan assembly 200 Controller；Wherein, automatic open-close component 400 is electrically connected with the controller.

It should be noted that fan assembly 200 includes impeller and the motor for driving wheel rotation, " control mentioned above The rotation speed of fan of fan assembly 200 " refers to, controls the motor speed of fan assembly 200.

When user opens the switch of range hood, fan assembly 200 will be rotated at this time, and controller once detects Driving automatic open-close component 400 is opened the first air outlet 120 by blower starting, conversely, the first air outlet 120 of closure, thus real The automatic open-close of existing first air outlet 120.

Range hood in the embodiment further includes adjusting component for adjusting the air quantity of air quantity；Air quantity adjusts component For detecting the temperature induction unit 300 of food materials temperature in cookware, wherein temperature induction unit 300 is electrically connected with the controller.

In the range hood, since it includes adjusting component for adjusting the air quantity of air quantity, during the cooking process, in cookware Food materials temperature will occur to change accordingly, while generate oil smoke size can also change, at this time temperature induction unit 300 will It can detect the temperature of food materials in cookware, obtain temperature signal, and send the temperature signal to controller, controller receives phase The temperature signal answered, by controlling the rotation speed of fan of fan assembly 200, the automatic adjustment of air quantity in realization air duct, specifically, when When the temperature of food materials is higher in cookware, oil smoke caused by culinary art is larger, at this point, temperature induction unit 300 obtains corresponding temperature Signal is spent, controller will control fan assembly 200 and improve rotation speed of fan；When the temperature of food materials in cookware is lower, culinary art is produced Raw oil smoke is smaller, at this point, temperature induction unit 300 obtains corresponding temperature signal, controller is dropped fan assembly 200 is controlled Low rotation speed of fan, thus the range hood can automatically adjust air quantity according to the size of oil smoke, be more energy-saving and environmentally friendly, this also pole The big experience sense for improving user.

As shown in Fig. 2, controller receives the transmission data of temperature induction unit 300, the current fortune of detection blower fan component 200 Row state, if fan assembly 200 operates in dbjective state, such as oil smoke is larger at this time, and the motor of fan assembly 200 is in Higher rotation speed, then the operating status of adjustable motor；If oil smoke is larger at this time, and the motor of fan assembly 200 be in compared with The slow-speed of revolution, then controller, which will control fan assembly 200, reduces motor speed.

Fig. 1 is please referred to, which further includes casing assembly 500, wherein fan assembly 200 is located at casing assembly 500 Inside, casing assembly 500 is connected on exhaust fume collecting hood 100 by cover board liner plate.

As shown in Figures 4 and 5, temperature induction unit 300 includes one or more；Temperature induction unit 300 is located at exhaust fume collecting hood 100 are equipped with the side of air inlet 110.

Wherein, referring to figure 4., temperature induction unit 300 includes one, which is located at middle position, Arrow show the range that the temperature induction unit 300 can be detected in Fig. 4.

Referring to figure 5., temperature induction unit 300 includes two, and a temperature induction unit 300 is being located at a hearth just Top, another temperature induction unit 300 are located at the surface of another hearth.

In the embodiment, temperature induction unit 300 uses the temperature sensor of thermoelectric pile.

In the embodiment, automatic open-close component 400 includes movable plate 410 and driving 410 open or close first of movable plate The driving mechanism of air outlet 120, wherein driving mechanism is electrically connected with the controller, i.e., when controller once detect blower start, Driving mechanism driving movable plate 410 will be made to open the first air outlet 120, conversely, the first air outlet 120 of closure.

As shown in Fig. 1, Fig. 6 and Fig. 7, mesh enclosure 600 is additionally provided on exhaust fume collecting hood 100, mesh enclosure 600, which encloses, sets the first air outlet 120 Setting, movable plate 410 and 600 clearance fit of mesh enclosure and can move back and forth along its inner cavity；Exhaust fume collecting hood 100 also has and the first outlet air The second air outlets 130 that mouth 120 communicates, the second air outlet 130 includes the multiple exhaust vents being located on mesh enclosure 600, and is located at Gap between movable plate 410 and mesh enclosure 600.

Specifically, it during driving mechanism driving movable plate 410 is moved back and forth along the inner cavity of mesh enclosure 600, can drive Dynamic movable plate 410 opens the first air outlet 120 and the second air outlet 130.

On the basis of the above embodiments, each first air outlet 120 is correspondingly arranged a mesh enclosure 600 and a movable plate 410。

As shown in Figure 8 and Figure 9, driving mechanism includes connection frame 420 and is drivingly connected frame 420 along the inner cavity liter of mesh enclosure 600 The dynamical element of drop；Movable plate 410 is connected on connection frame 420.

Please continue to refer to Fig. 8 and Fig. 9, driving mechanism further includes that fixed plate 430 and slide assemblies fixed plate 430 are connected to collection On petticoat pipe 100, dynamical element is connected in fixed plate 430；Slide assemblies include sliding track holder 440 and and sliding track holder 440 sliding rails 450 being slidably matched, sliding track holder 440 are connected in fixed plate 430, the output end and sliding rail 450 of dynamical element Connection, connection frame 420 are connected on sliding rail 450.

Wherein, slide assemblies further include sliding connecting base 460；Sliding rail 450 and connection frame 420 include two groups, and sliding connects One end of joint chair 460 is connected on one group of sliding rail 450, and the other end is connected on another group of sliding rail 450, and two groups of connection frames 420 are equal It is connected on sliding connecting base 460, and position is corresponded with two movable plates 410；Dynamical element includes for linear motion The output end of first motor 470, first motor 470 is connect with sliding connecting base 460.

Wherein, first motor 470 can be push-rod electric machine.

When dynamical element is push-rod electric machine, the output shaft of push-rod electric machine stretches out, and will drive sliding connecting base 460 and connection Frame 420 is smoothly moved downward along sliding track holder 440, until the first air outlet 120 is closed；Conversely, then smoothly upwards Movement, the first air outlet 120 is opened.

In addition to dynamical element is set as push-rod electric machine, as shown in Figure 10, dynamical element can also be the second electricity to rotate Machine 480, with above-described embodiment the difference is that: driving mechanism further includes transmission mechanism 490, and transmission mechanism 490 includes The screw rod 491 being sequentially connected with the second motor 480 and the drive rod 492 moved along 491 axis of screw rod；Drive rod 492 is connected to On sliding connecting base 460.

Wherein, the screw rod 493 and transmission gear 494 being meshed are equipped between the second motor 480 and screw rod 491；Screw rod 493 With the output axis connection of the second motor 480, screw rod 491 is sleeved on transmission gear 494, using this kind of structure type, can be dropped Low noise, to meet the requirement of noise.

Please continue to refer to Figure 10, drive rod 492 is equipped with fixing sleeve 495, drive rod 492 far from the end of the second motor 480 It is connected on sliding connecting base 460 by fixing sleeve 495.

In the embodiment, the outside of the second motor 480 is equipped with the protecting box 496 for protecting it.It is set on drive rod 492 There is sealing ring 497, to prevent greasy dirt from entering inside screw rod 491.

On the basis of the above embodiments, as shown in figure 3, automatic open-close component 400 is located at exhaust fume collecting hood 100 and cover board liner plate Between space in, and be fixed on cover board liner plate；This kind arrangement can be such that complete machine appearance more coordinates, size is more reasonable, It assembles more succinct.

As seen in figs. 7 and 11, from front to back, from outer toward tilted, and tilt angle is 5~30 ° to movable plate 410, should Setting can play the role of Oil Guide, and oil droplet can be effectively prevent directly to drop on hearth face.

Wherein, angle a is movable plate 410 by the angle in direction and horizontal plane, angle b are movable plate 410 by preceding inside outside Backward with the angle of horizontal plane.

It should be noted that the center of range hood is referred to as interior, correspondingly, the center far from range hood is known as outer；It inhales Before the operative position of kitchen ventilator is known as, correspondingly, after the operative position (or close to side of metope) far from range hood is known as.

Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new The range of each embodiment technical solution of type.

Claims (10)

1. a kind of range hood characterized by comprising exhaust fume collecting hood (100), fan assembly (200) and for controlling the wind The controller of the rotation speed of fan of thermomechanical components (200)；

The exhaust fume collecting hood (100) has the air inlet (110) and the first air outlet (120) communicated with smoke collecting chamber；

The fan assembly (200) further includes air duct, the air duct have tunnel inlet and ducting outlet, the tunnel inlet with First air outlet (120) is connected, and the exhaust fume collecting hood (100), which is equipped with, can open and close first air outlet (120) Automatic open-close component (400), the automatic open-close component (400) are electrically connected with the controller.

2. range hood according to claim 1, which is characterized in that the automatic open-close component (400) includes movable plate (410) and the driving mechanism of the first air outlet (120) described in driving movable plate (410) open or close；

The driving mechanism is electrically connected with the controller.

3. range hood according to claim 1 or 2, which is characterized in that further include being adjusted for adjusting the air quantity of air quantity Component；

It includes the temperature sense for detecting the temperature induction unit of food materials temperature in cookware (300) that the air quantity, which adjusts component, Unit (300) is answered to be electrically connected with the controller.

4. range hood according to claim 3, which is characterized in that the temperature induction unit (300) include one or It is multiple；

The temperature induction unit (300) is located at the side that the exhaust fume collecting hood (100) are equipped with the air inlet (110).

5. range hood according to claim 4, which is characterized in that the temperature induction unit (300) uses thermoelectric pile Temperature sensor.

6. range hood according to claim 2, which is characterized in that be additionally provided with mesh enclosure on the exhaust fume collecting hood (100) (600), the mesh enclosure (600), which is enclosed, sets the first air outlet (120) setting, the movable plate (410) and the mesh enclosure (600) It clearance fit and can be moved back and forth along its inner cavity.

7. range hood according to claim 6, which is characterized in that the exhaust fume collecting hood (100) also has and described first The second air outlet (130) that air outlet (120) communicates；

Second air outlet (130) includes the multiple exhaust vent being located on the mesh enclosure (600), and is located at the work Gap between movable plate (410) and the mesh enclosure (600).

8. range hood according to claim 6 or 7, which is characterized in that there are two do not connect mutually exhaust fume collecting hood (100) tool Logical first air outlet (120), two first air outlets (120) set with two hearth faces on gas-cooker respectively It sets；

Wherein, each first air outlet (120) is correspondingly arranged a mesh enclosure (600) and a movable plate (410)。

9. range hood according to claim 6, which is characterized in that the driving mechanism includes connection frame (420) and drives Move the dynamical element that the connection frame (420) is gone up and down along the inner cavity of the mesh enclosure (600)；

The movable plate (410) is connected on the connection frame (420).

10. range hood according to claim 9, which is characterized in that the dynamical element includes make elevating movement One motor, the output end of the first motor are connect with the connection frame (420)；

Alternatively, the dynamical element includes the second motor to rotate, the output end of second motor passes through driver Structure (490) is connect with the connection frame (420).