CN216244513U - A push-pull range hood - Google Patents

Abstract

The utility model discloses a push-pull type range hood, which comprises a range hood body and a pull plate, wherein the lower part of the range hood body is provided with a pull groove, and the pull plate is arranged in the pull groove in a pull mode; the range hood body is internally provided with a control module and a detection module electrically connected with the control module, and the detection module is used for detecting whether the pull plate is accommodated in the pull groove; when the detection module detects that the pull plate is not accommodated in the drawing groove, the control module is used for controlling the range hood body to start up, and when the detection module detects that the pull plate is accommodated in the drawing groove, the control module is used for controlling the range hood body to stop working. According to the utility model, the user can control the starting work of the range hood by drawing out the pull plate and can control the stop work of the range hood by pushing back the pull plate, so that the operation is simpler and more convenient, and the user experience is improved.

Description

A push-pull range hood

technical field

The utility model relates to the technical field of range hoods, in particular to a push-pull type range hood.

Background technique

The push-pull range hood, also known as the pull-out range hood, is designed to have a drawer-like structure for the smoking hood of the range hood. When the range hood needs to work, the user can pull out the smoking hood, and when not in use, push the smoking hood back together. This design not only saves space in the kitchen, but also is very convenient to operate. As shown in the Chinese utility model patent with the publication number of CN214406200U, the patent document discloses a pull-type range hood with hidden touch control, and the control switch on the range hood is designed in a hidden type, so that the whole range hood is The shape is more beautiful. However, after the user pulls out the pull plate, it is still necessary to operate the control switch to start the range hood, which is very cumbersome and reduces the user experience.

Utility model content

The utility model provides a push-pull type range hood, the user can control the range hood to start working by pulling out the pull plate, and can control the range hood to stop working by pushing back the pull plate, the operation is simpler and the user experience is improved.

In order to solve the above-mentioned problems, the utility model adopts the following technical solutions:

An embodiment of the present utility model provides a push-pull type range hood, which includes a range hood body and a pull plate, the lower part of the range hood body is provided with a pulling groove, and the pull plate can be drawn and arranged on the suction plate. The range hood body is provided with a control module and a detection module electrically connected with the control module, and the detection module is used to detect whether the pull plate is placed in the pull slot; when the detection module detects the pull plate When it is not stored in the drawer slot, the control module is used to control the start-up operation of the range hood body. When the detection module detects that the drawer is stored in the drawer slot, the control module is used to control the range hood body to stop working.

In some embodiments, slide rails are provided on both sides of the pull plate, and a rail that slides with the slide rail is provided in the range hood body; the detection module is a micro-movement set at one end of the inner side of the rail. switch, when the slide rail strip touches the micro switch, the micro switch confirms that the pull plate is stored in the pull-out slot, and when the slide rail strip does not touch the micro switch, the micro switch determines that the pull plate is not stored in the drawer slot.

In some embodiments, the micro switch includes a switch element and a driving elastic sheet, and when the pull plate slides into the drawing slot, the sliding rail bar presses the driving elastic sheet, so that the driving elastic sheet presses the switch element.

In some embodiments, the micro switch is arranged above the track, the driving elastic sheet extends below the switch sub, and the end of the driving elastic sheet forms a bend for contacting with the slide rail.

In some embodiments, the range hood body is provided with two baffles connected to the shell of the range hood body, and the drawing slot is formed between the two baffles; the two rails are respectively fixed on the two baffles On the outer side of the baffle, two bending plates extending to the outside of the baffle are respectively provided on both sides of the pulling plate, and the two sliding rails are respectively fixed on the two bending plates.

In some embodiments, an end plate is fixed at an outer end of the drawing plate away from the drawing slot.

In some embodiments, the front side of the range hood body is provided with an inner smoke exhaust port, and when the pull plate is accommodated in the pull groove, the end plate covers the inner smoke exhaust port.

In some embodiments, a cover plate is detachably fixed to the inner smoke exhaust port.

In some embodiments, the range hood body is provided with a fan wheel assembly, and the air inlet of the fan wheel assembly is provided with a filter screen.

In some embodiments, a light-transmitting plate is disposed at the bottom of the range hood body, and a lighting lamp is fixed on the wind wheel assembly, and the lighting lamp is located above the light-transmitting plate.

The utility model has at least the following beneficial effects: the utility model is provided with a control module and a detection module electrically connected with the control module in the body of the range hood. When the user pulls out the pull plate, the detection module detects that the pull plate is not placed in the pull-out slot, and the control module is used to control the boot of the range hood body. When the user pushes the pull plate back inward, the detection module detects the When the pulling plate is placed in the pulling groove, the control module is used to control the main body of the range hood to stop working. The user does not need to touch the control switch, which makes the operation easier and improves the user experience.

Description of drawings

1 is a schematic structural diagram of a push-pull range hood according to an embodiment of the present utility model;

2 is a schematic structural diagram of a push-pull range hood in a certain use state according to an embodiment of the present invention;

Fig. 3 is the enlarged schematic diagram of the partial structure in Fig. 2;

4 is a schematic structural diagram of a micro switch according to an embodiment of the present invention;

5 is a schematic structural diagram of a push-pull range hood in another use state according to an embodiment of the present invention;

6 is a schematic structural diagram of a push-pull range hood from another perspective according to an embodiment of the present invention;

7 is a schematic structural diagram of a wind wheel assembly, a lighting lamp and a filter screen according to an embodiment of the present invention.

The reference signs are: range hood body 100, smoke exhaust pipe 110, baffle 120, inner exhaust port 130, cover plate 140, light-transmitting plate 150, pull plate 200, bending plate 210, rail 310, sliding plate Rail 320 , detection module 400 , switch 410 , driving spring 420 , bend 421 , housing 430 , end plate 500 , wind wheel assembly 600 , filter screen 610 , and lighting lamp 620 .

Detailed ways

The present disclosure provides the following description with reference to the accompanying drawings to assist in a comprehensive understanding of various embodiments of the present disclosure as defined by the claims and their equivalents. The description includes various specific details to aid in understanding, but these should be regarded as exemplary only. Accordingly, those of ordinary skill in the art will recognize that various changes and modifications of the various embodiments described herein can be made without departing from the scope and spirit of the present disclosure. Also, descriptions of well-known functions and constructions may be omitted for clarity and conciseness.

The terms and words used in the following description and claims are not limited to the bibliographical meanings, but, are merely used by the inventor to enable a clear and consistent understanding of the present disclosure. Accordingly, it should be apparent to those skilled in the art that the following description of various embodiments of the present disclosure is provided for illustration only and not for the purpose of limiting the present disclosure as defined by the appended claims and their equivalents.

The terms "have", "may have", "include" or "may include" as used in various embodiments of the present disclosure indicate the presence of the corresponding disclosed function, operation, element, etc., but do not limit additional one or more functions, actions, elements, etc. Furthermore, it should be understood that the terms "comprising" or "having" used in various embodiments of the present disclosure are intended to indicate the presence of features, numbers, operations, elements, components or combinations thereof described in the specification, but do not exclude a or the presence or addition of multiple other features, numbers, operations, elements, components, or combinations thereof.

It will be understood that when an element (eg, a first element) is "connected" to another element (eg, a second element), the element can be directly connected to the other element or there may be a connection between the element and the other element There are intervening elements (eg, third elements).

An embodiment of the present invention provides a push-pull range hood, as shown in FIGS. 1-3 , which includes a range hood body 100 and a pull plate 200 , and an air inlet is provided at the bottom of the range hood body 100 . The inlet can be fixed with an air intake filter screen, and the range hood body 100 is provided with a wind wheel. Under the action of the wind wheel, the oil fume can pass through the air intake filter screen and then be sucked into the range hood body 100 . The lower part of the range hood body 100 is provided with a drawing groove, the drawing groove can be arranged on the front side of the range hood body 100 and extends laterally, and the air intake filter can be located below the drawing groove.

The pull plate 200 can be set in the pull-out groove in a pull-out manner, and the user can pull the pull plate 200 out along the pull-out groove or push the pull plate 200 back into the pull-out groove. The bottom of the pull plate 200 can also be provided with an air inlet, and an air inlet filter can also be fixed at the air inlet. Therefore, by moving the pull plate 200, the air intake area can be expanded or reduced to meet different needs of users. Usually, when the user wants to use the range hood, the pulling plate 200 is pulled out. When the user does not want to use the range hood, the pulling plate 200 is usually pushed back so that the pulling plate 200 is received in the pulling groove.

The range hood body 100 is provided with a control module and a detection module that is electrically connected to the control module. The control module is a module in the range hood body 100 that has data calculation and processing functions and sends out control instructions. chip. The control module can control components such as the wind wheel and the lighting lamp in the range hood body 100 to start working or stop working. Specifically, the control module can store a preset power-on mode program and a power-off mode program. When the range hood body 100 is powered on, the control module will control the components limited by the power-on mode to start work, such as the rotation of the wind wheel and the lighting of lights. On; when the range hood body 100 is turned off, the control module will control the components defined by the shutdown mode to stop working, for example, the wind rotor stops rotating and the lights go out.

The detection module of this embodiment is used to detect whether the pulling plate 200 is received in the pulling groove. When the user pulls out the pull plate 200 and the detection module detects that the pull plate 200 is not placed in the pull-out slot, the control module is used to control the range hood body 100 to start up. When the user pushes back the pull plate 200, When the detection module detects that the pull plate 200 is accommodated in the pull slot, the control module is used to control the range hood body 100 to shut down to stop working. Therefore, the user can control the range hood to be turned on or off by moving the pull plate 200 without touching the control switch, which makes the operation more convenient and improves the user experience.

In some embodiments, slide rails 320 are provided on both sides of the pull plate 200 , and two rails 310 are provided in the range hood body 100 for sliding cooperation with the slide rails 320 . The rails 310 are slidably matched, and the rails 320 can slide relative to the rails 310 , so that the pulling plate 200 can slide in the drawing slot. Since the sliding rail structure is adopted, the sliding of the pulling plate 200 in the pulling groove can be made smoother.

The detection module 400 is a micro switch disposed at one end of the inner side of the track 310 (the end deeper into the drawing slot). During the movement of the pull plate 200, the slide rail 320 can touch the micro switch. When the slide rail 320 touches the micro switch, the micro switch determines that the pull plate 200 is accommodated in the pull-out slot. When the micro switch 320 is not actuated, the micro switch determines that the pulling plate 200 is not received in the pulling groove. The micro switch detection is more accurate, which can avoid the inconvenience caused by misoperation.

Specifically, as shown in FIG. 4 , the micro switch includes a switch 410 and a driving elastic piece 420 . During the sliding process of the pull plate 200 into the drawing slot, the sliding rail 320 squeezes the driving elastic piece 420 to make the driving elastic piece 420 . When the switch 410 is pressed, the micro switch sends an induction signal to the control module, and the control module controls the range hood body 100 to start up and work; when the pull plate 200 slides out of the pull slot, the slide rail 320 is separated from the drive spring 420 , the pressing force on the driving shrapnel 420 disappears, the driving shrapnel 420 no longer presses the switch 410, and the micro switch sends another induction signal to the control module, and the control module controls the range hood body 100 to shut down to stop working.

Furthermore, the micro switch is arranged above the rail 310 , the driving elastic piece 420 extends to the lower part of the switch sub 410 , and the end of the driving elastic piece 420 forms a bend 421 for contacting with the slide rail 320 . The bending 421 can facilitate the sliding rail bar 320 to squeeze the driving elastic piece 420 during the moving process.

In this embodiment, the micro switch further includes a housing 430 , an opening is provided at the bottom of the housing 430 , and the driving elastic sheet 420 protrudes from the opening. The housing 430 may be fixed on the inner wall of the casing of the range hood body 100 .

In some embodiments, the range hood body 100 is provided with two baffles 120 connected to the shell of the range hood body 100 . Specifically, the baffles 120 may be integrally connected to the shell of the range hood body 100 . A drawing groove is formed between the two baffles 120 , so that the pulling plate 200 slides in the space between the two baffles 120 . The two rails 310 are respectively fixed on the outer sides of the two baffles 120 , the two sides of the pull plate 200 are respectively provided with two bending plates 210 extending to the outside of the baffles 120 , and the two sliding rails 320 are respectively fixed on the two sides. on the bending plate 210 . The bent plate 210 may have an “L” shape that passes through the baffle 120 from below the baffle 120 to extend to the outside of the baffle 120 .

In this embodiment, the slide rail structure is arranged on the outer side of the baffle plate 120 , which can reduce the gap between the pulling plate 200 and the side wall of the pulling groove, and prevent oil fume from leaking from the gap.

In some embodiments, as shown in FIG. 5 , an end plate 500 is fixed at the outer end of the pulling plate 200 away from the drawing slot. The end plate 500 and the pulling plate 200 can be arranged perpendicular to each other, and the end plate 500 is used to facilitate the pulling and pulling of the pulling plate. 200.

Further, the top of the range hood body 100 of this embodiment is provided with a smoke exhaust pipe 110, and the front side of the range hood body 100 is provided with an inner smoke exhaust port 130, which may be located above the drawing groove. The range hood of this embodiment has two ways of exhausting smoke: internal exhaust and external exhaust. When the external exhaust is selected, the soot is exhausted to the outside through the exhaust pipe 120. When the internal exhaust is selected, the soot is discharged from the inside. The smoke exhaust port 130 is exhausted into the room.

When the pulling plate 200 is accommodated in the pulling groove, the end plate 500 covers the inner smoke exhaust port 130, which can not only prevent dust from entering the range hood from the inner smoke exhaust port 130, but also has an aesthetic effect. The height of the end plate 500 may be higher than the inner smoke exhaust port 130 , so that the end plate 500 can cover the inner smoke exhaust port 130 .

In some embodiments, the inner smoke exhaust port 130 is detachably fixed with a cover plate 140 , and when the outer smoke exhaust method is selected, the inner smoke exhaust port 130 can be blocked by the cover plate 140 .

In some embodiments, as shown in FIG. 6 and FIG. 7 , a fan wheel assembly 600 is disposed in the range hood body 100 , and the fan wheel assembly 600 may include a volute, a fan wheel disposed in the volute, and a driving fan wheel to rotate The air inlet of the wind wheel assembly 600 is provided with a filter screen 610 to absorb impurities in the air. And when the external smoke exhaust method is adopted, the filter screen 610 can be removed from the air inlet. Wherein, the filter screen 610 in this embodiment may be an activated carbon filter screen.

Further, the bottom of the range hood body 100 is provided with a light-transmitting plate 150 , and a lighting lamp 620 is fixed on the volute of the wind wheel assembly 600 , and the lighting lamp 620 is located above the light-transmitting plate 150 . The illuminating lamp 620 is used to provide illumination, and at the same time, the illuminating lamp 620 is fixed to the volute of the wind wheel assembly 600, which can make the internal structure more compact and reduce the occupation of the interior space of the range hood.

The above content is a further detailed description of the present invention in conjunction with specific embodiments, and it cannot be considered that the specific implementation of the present invention is limited to these descriptions. For those of ordinary skill in the technical field of the present invention, some simple deductions or substitutions can be made without departing from the concept of the present invention.

Claims (10)

1. A push-pull type range hood is characterized in that: it comprises a range hood body and a pull plate, the lower part of the range hood body is provided with a pulling groove, and the pull plate can be set in a pulling type in a pull-out manner. The range hood body is provided with a control module and a detection module electrically connected to the control module, and the detection module is used to detect whether the pull plate is placed in the pull slot; when the detection module detects that the pull plate is not When stored in the drawer slot, the control module is used to control the start-up operation of the range hood body, and when the detection module detects that the drawer is stored in the drawer slot, the control module is used to control the range hood body to stop working. 2 . The push-pull range hood according to claim 1 , wherein slide rails are provided on both sides of the pull plate, and a rail that slides with the slide rails is provided in the range hood body; 2 . The detection module is a micro switch arranged at one end of the inner side of the track. When the slide rail strip touches the micro switch, the micro switch confirms that the pull plate is placed in the pull slot. When the slide rail strip does not touch the micro switch When the switch is activated, the micro switch determines that the pull plate is not received in the pull-out slot. 3 . The push-pull range hood according to claim 2 , wherein the micro-switch includes a switch and a driving elastic sheet, and the slide rail is squeezed during the sliding of the pull plate into the pull groove. 4 . Press the driving spring so that the driving spring presses the switch. 4 . The push-pull range hood according to claim 3 , wherein the micro switch is arranged above the track, the driving elastic sheet extends below the switch, and the end of the driving elastic sheet is formed for Bends that come into contact with the rail bars. 5. The push-pull range hood according to any one of claims 2-4, characterized in that: the range hood body is provided with two baffles connected to the shell of the range hood body, and the two baffles are The drawing slot is formed between the plates; the two rails are respectively fixed on the outer sides of the two baffles, the two sides of the pulling plate are respectively provided with two bending plates extending to the outside of the baffle, and the two sliding rails The strips are respectively fastened to the two bent plates. 6 . The push-pull type range hood according to claim 1 , wherein an end plate is fixed at an outer end of the pull plate away from the pull groove. 7 . 7 . The push-pull range hood according to claim 6 , wherein the front side of the range hood body is provided with an inner smoke outlet, and when the pull plate is placed in the pull groove, the end of the A plate covers the inner smoke outlet. 8 . The push-pull range hood according to claim 7 , wherein the inner smoke exhaust port is detachably fixed with a cover plate. 9 . 9 . The push-pull range hood according to claim 1 , wherein a wind wheel assembly is provided in the range hood body, and a filter screen is provided at the air inlet of the wind wheel assembly. 10 . 10 . The push-pull range hood according to claim 9 , wherein a light-transmitting plate is arranged at the bottom of the range hood body, and a lighting lamp is fixed on the wind wheel assembly, and the lighting lamp is located in the transparent hood. 11 . above the light plate.

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