CN216244513U

CN216244513U - Push-pull type range hood

Info

Publication number: CN216244513U
Application number: CN202122995909.3U
Authority: CN
Inventors: 张兴平; 刘世文; 谢小平; 康伟雄; 温小华
Original assignee: Chinabest Home Appliances Co Ltd
Current assignee: Chinabest Home Appliances Co Ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-04-08
Anticipated expiration: 2031-11-30

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

Push-pull type 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

A push-pull type range hood, also called a pull type range hood, is designed with a smoke suction hood of the range hood in a drawer-like structure. When the range hood is required to work, a user can pull the smoke suction hood open, and when the range hood is not used, the smoke suction hood is pushed back to be folded, so that the kitchen space is saved and the operation is very convenient. As shown in the chinese utility model patent with publication number CN214406200U, this patent document discloses a hidden touch-controlled drawing range hood, which has hidden design for the control switch on the range hood, so that the overall shape of the range hood is more beautiful. However, after the user draws out the pull plate, the range hood can be started to work only by operating the control switch, so that the operation is very complicated, and the user experience is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a push-pull type range hood, which can be controlled to start by a user through drawing out a pull plate and stop by pushing back the pull plate, is simpler and more convenient to operate and improves user experience.

In order to solve the problems, the utility model adopts the following technical scheme:

the embodiment of the utility model provides 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.

In some embodiments, the two sides of the pull plate are both provided with a slide rail bar, and the range hood body is internally provided with a track which is in sliding fit with the slide rail bar; the detection module is a microswitch arranged at one end of the inner side of the track, when the slide rail bar triggers the microswitch, the microswitch determines that the pull plate is stored in the drawing groove, and when the slide rail bar does not trigger the microswitch, the microswitch determines that the pull plate is not stored in the drawing groove.

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

In some embodiments, the micro switch is disposed above the rail, the driving elastic sheet extends to the lower part of the switch, and the end part of the driving elastic sheet forms a bend for contacting with the sliding rail strip.

In some embodiments, two baffles connected with the outer shell of the range hood body are arranged in the range hood body, and the drawing groove is formed between the two baffles; the two rails are respectively fixed on the outer side surfaces of the two baffles, two bending plates extending to the outer sides of the baffles are respectively arranged on two sides of the pulling plate, and the two slide rail bars are respectively fixed on the two bending plates.

In some embodiments, an end plate is fixed at one end of the outer side of the pulling plate far away from the pulling groove.

In some embodiments, the front side surface 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, the inner smoke outlet is detachably fixed with a cover plate.

In some embodiments, a wind wheel assembly is arranged in the range hood body, and a filter screen is arranged at the wind inlet of the wind wheel assembly.

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

The utility model has at least the following beneficial effects: the range hood is internally provided with a control module and a detection module electrically connected with the control module, wherein the detection module is used for detecting whether the pull plate is accommodated in the drawing groove. When the user pulls out the pull plate outwards and the detection module detects that the pull plate is not stored in the drawing groove, the control module is used for controlling the range hood body to start up, and when the user pushes back the pull plate inwards and the detection module detects that the pull plate is stored in the drawing groove, the control module is used for controlling the range hood body to stop working. The user does not need to touch the control switch, so that the operation is simpler and more convenient, and the user experience is improved.

Drawings

Fig. 1 is a schematic structural diagram of a push-pull range hood according to an embodiment of the present invention;

FIG. 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 an enlarged schematic view of a portion of the structure of FIG. 2;

FIG. 4 is a schematic structural diagram of a microswitch in accordance with one embodiment of the present invention;

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

fig. 6 is a schematic structural view of a push-pull range hood according to another view angle in an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a wind wheel assembly, an illuminating lamp and a filter screen according to an embodiment of the utility model.

Wherein the reference numerals are: the range hood comprises a range hood body 100, a smoke exhaust pipe 110, a baffle 120, an inner exhaust port 130, a cover plate 140, a light-transmitting plate 150, a pull plate 200, a bent plate 210, a rail 310, a slide rail bar 320, a detection module 400, a switch 410, a driving elastic sheet 420, a bend 421, a shell 430, an end plate 500, a wind wheel component 600, a filter screen 610 and a lighting lamp 620.

Detailed Description

The present disclosure provides the following description with reference to the accompanying drawings to assist in a comprehensive understanding of various embodiments of the disclosure as defined by the claims and their equivalents. The description includes various specific details to aid understanding, but such details are to 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. Moreover, 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 literal meanings, but are used by the inventors to enable a clear and consistent understanding of the disclosure. Accordingly, it will be apparent to those skilled in the art that the following descriptions of the various embodiments of the present disclosure are provided for illustration only and not for the purpose of limiting the disclosure as defined by the appended claims and their equivalents.

The terms "having," "may have," "including," or "may include" used in various embodiments of the present disclosure indicate the presence of the respective functions, operations, elements, etc., disclosed, but do not limit additional one or more functions, operations, elements, etc. Furthermore, it is to be understood that the terms "comprises" or "comprising," when used in various embodiments of the present disclosure, are intended to specify the presence of stated features, integers, operations, elements, components, or groups thereof, but do not preclude the presence or addition of one or more other features, integers, operations, elements, components, or groups thereof.

It will be understood that when an element (e.g., a first element) is "connected" to another element (e.g., a second element), the element can be directly connected to the other element or intervening elements (e.g., a third element) may be present.

An embodiment of the present invention provides a push-pull type range hood, as shown in fig. 1-3, which includes a range hood body 100 and a pull plate 200, wherein an air inlet is arranged at the bottom of the range hood body 100, an air inlet filter screen can be fixed at the air inlet, a wind wheel is arranged in the range hood body 100, and under the action of the wind wheel, oil smoke can pass through the air inlet 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 surface of the range hood body 100 and transversely extends, and the air inlet filter screen can be positioned below the drawing groove.

The pulling plate 200 is drawably disposed in the drawing groove, and the user may draw the pulling plate 200 outward along the drawing groove or push the pulling plate 200 back into the drawing groove. The bottom of the pulling plate 200 may also be provided with an air inlet, and an air inlet screen may also be fixed at the air inlet. Therefore, the air intake area can be enlarged or reduced by moving the pulling plate 200 to meet different requirements of users. Generally, when a user wants to use the range hood, the pull plate 200 is pulled out, and when the user does not want to use the range hood, the pull plate 200 is pushed back to place the pull plate 200 in the pull groove.

The range hood body 100 is internally provided with a control module and a detection module electrically connected with the control module, and the control module is a module which has data calculation and processing functions and starts a control instruction in the range hood body 100 and can be a single chip microcomputer or other control chips. The control module can control the wind wheel, the lighting lamp and other components in the range hood body 100 to start or stop working. Specifically, a preset startup mode program and a preset shutdown mode program can be stored in the control module, and when the range hood body 100 is started up, the control module controls components limited by the startup mode to start up, such as a wind wheel to rotate and an illuminating lamp to be turned on; when the range hood body 100 is shut down, the control module will control the components defined by the shutdown mode to stop working, such as the wind wheel to stop rotating and the lighting lamp to be turned off.

The detection module of this embodiment is used to detect whether the pulling plate 200 is accommodated in the drawing slot. When the user pulls the pull plate 200 outward, the detection module detects that the pull plate 200 is not accommodated in the drawing groove, the control module is used for controlling the range hood body 100 to start up, and when the user pushes the pull plate 200 inward, the detection module detects that the pull plate 200 is accommodated in the drawing groove, the control module is used for controlling the range hood body 100 to shut down to stop working. Therefore, a user does not need to touch a control switch, the range hood can be controlled to be started or shut down by moving the pull plate 200, the operation is simpler and more convenient, and the user experience is improved.

In some embodiments, the two slide rails 320 are disposed on both sides of the pull plate 200, two rails 310 slidably engaged with the slide rails 320 are disposed in the range hood body 100, the two slide rails 320 are slidably engaged with the two rails 310, respectively, and the slide rails 320 can slide relative to the rails 310, so that the pull plate 200 can slide in the pull groove. Due to the adoption of the sliding rail structure, the sliding of the pulling plate 200 in the pulling groove can be smoother.

The detection module 400 is a micro switch disposed at one end of the inner side of the rail 310 (the end deeper into the drawing groove). During the moving process of the pulling plate 200, the sliding rail bar 320 can trigger the micro switch, when the sliding rail bar 320 triggers the micro switch, the micro switch determines that the pulling plate 200 is accommodated in the pulling groove, and when the sliding rail bar 320 does not trigger the micro switch, the micro switch determines that the pulling plate 200 is not accommodated in the pulling groove. The detection of the microswitch is more accurate, and the inconvenience caused by misoperation can be avoided.

Specifically, as shown in fig. 4, the micro switch includes a switch 410 and a driving elastic sheet 420, when the pull plate 200 slides into the pull slot, the sliding rail bar 320 presses the driving elastic sheet 420, so that the driving elastic sheet 420 presses the switch 410, the micro switch sends an induction signal to the control module, and the control module controls the range hood body 100 to start up; when the pull plate 200 slides out of the pull groove, the slide rail bar 320 is separated from the driving elastic sheet 420, the extrusion force on the driving elastic sheet 420 disappears, the driving elastic sheet 420 no longer presses the switch 410, the micro switch sends another sensing signal to the control module, and the control module controls the range hood body 100 to shut down to stop working.

Further, the micro switch is disposed above the rail 310, the driving spring 420 extends to the lower side of the switch 410, and the end of the driving spring 420 forms a bend 421 for contacting the slide rail 320. The bend 421 may facilitate the sliding rail bar 320 to press against the driving spring 420 during movement.

In this embodiment, the micro switch further includes a housing 430, and an opening is disposed at the bottom of the housing 430, and the driving elastic sheet 420 extends out of the opening. The housing 430 may be fixed to an inner wall of the outer case of the range hood body 100.

In some embodiments, two baffles 120 connected to the outer shell of the extractor hood body 100 are disposed in the extractor hood body 100, and in particular, the baffles 120 may be integrally connected to the outer shell of the extractor hood body 100. A drawing groove is formed between the two baffle plates 120 so that the drawing plate 200 slides in a space between the two baffle plates 120. The two rails 310 are respectively fixed on the outer side surfaces of the two baffles 120, the two sides of the pull plate 200 are respectively provided with two bending plates 210 extending to the outer sides of the baffles 120, and the two slide rail bars 320 are respectively fixed on the two bending plates 210. The bent plate 210 may have an "L" shape, which passes through the baffle 120 from below the baffle 120 to extend to the outside of the baffle 120.

In this embodiment, the sliding rail structure is disposed on the outer side surface of the baffle 120, so that the gap between the pull plate 200 and the side wall of the pull groove can be reduced, and the oil smoke can be prevented from leaking from the gap.

In some embodiments, as shown in fig. 5, an end plate 500 is fixed to an outer end of the pulling plate 200 away from the drawing groove, and the end plate 500 and the pulling plate 200 may be vertically arranged with each other to facilitate drawing the pulling plate 200 through the end plate 500.

Further, the top of the range hood body 100 of the present embodiment is provided with a smoke exhaust pipe 110, the front side of the range hood body 100 is provided with an inner smoke exhaust port 130, and the inner smoke exhaust port 130 may be located above the drawing groove. The range hood of this embodiment has two kinds of smoke discharging modes of interior smoke discharging and outer smoke discharging, and when electing to use the outer smoke discharging mode, the oil smoke is discharged to the open air through smoke discharging pipe 120, and when electing to use the inner smoke discharging mode, the oil smoke is discharged to the indoor from interior exhaust port 130.

When the pulling plate 200 is received in the pulling groove, the end plate 500 covers the inner smoke discharge opening 130, which can prevent dust from entering the range hood from the inner smoke discharge opening 130 and also can play a role in beauty. Wherein, the height of the end plate 500 can be higher than the inner smoke discharge opening 130, so that the end plate 500 can cover the inner smoke discharge opening 130.

In some embodiments, the inner smoking outlet 130 is detachably fixed with a cover plate 140, and when the outer smoking mode is selected, the inner smoking outlet 130 can be closed by the cover plate 140.

In some embodiments, as shown in fig. 6 and 7, a wind wheel assembly 600 is disposed in the range hood body 100, the wind wheel assembly 600 may include a volute, a wind wheel disposed in the volute, and a driver for driving the wind wheel to rotate, and an air inlet of the wind wheel assembly 600 is provided with a filter screen 610 for adsorbing impurities in the air. And when the mode of discharging smoke is adopted, the filter screen 610 can be detached from the air inlet. Wherein, filter screen 610 of this embodiment may be an activated carbon filter screen.

Further, a light-transmitting plate 150 is disposed at the bottom of the range hood body 100, 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. Light 620 is used for providing the illumination, simultaneously, fixes light 620 to the spiral case of wind wheel subassembly 600 on, can make inner structure compacter, reduces the occupation to range hood inner space.

The foregoing is a more detailed description of the present invention that is presented in conjunction with specific embodiments, and the practice of the utility model is not to be considered limited to those descriptions. It will be apparent to those skilled in the art that a number of simple derivations or substitutions can be made without departing from the inventive concept.

Claims

1. A push-pull type range hood is characterized in that: the range hood comprises a range hood body and a pull plate, wherein a drawing groove is formed in the lower part of the range hood body, and the pull plate is arranged in the drawing groove in a drawing 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.

2. A push-pull range hood according to claim 1, wherein: the two sides of the pull plate are both provided with slide rail strips, and a track which is in sliding fit with the slide rail strips is arranged in the range hood body; the detection module is a microswitch arranged at one end of the inner side of the track, when the slide rail bar triggers the microswitch, the microswitch determines that the pull plate is stored in the drawing groove, and when the slide rail bar does not trigger the microswitch, the microswitch determines that the pull plate is not stored in the drawing groove.

3. A push-pull range hood according to claim 2, wherein: the microswitch comprises a switch and a driving elastic sheet, and the slide rail bar extrudes the driving elastic sheet in the process that the pulling plate slides to the drawing groove so that the driving elastic sheet presses the switch.

4. A push-pull range hood according to claim 3, wherein: the micro switch is arranged above the track, the driving elastic sheet extends to the lower part of the switch, and the end part of the driving elastic sheet forms a bend for contacting with the sliding rail strip.

5. A push-pull range hood according to any of claims 2-4, wherein: the range hood body is internally provided with two baffle plates connected with the shell of the range hood body, and the drawing groove is formed between the two baffle plates; the two rails are respectively fixed on the outer side surfaces of the two baffles, two bending plates extending to the outer sides of the baffles are respectively arranged on two sides of the pulling plate, and the two slide rail bars are respectively fixed on the two bending plates.

6. A push-pull range hood according to any of claims 1-4, wherein: an end plate is fixed at one end of the outer side of the pulling plate, which is far away from the pulling groove.

7. A push-pull range hood according to claim 6, wherein: the front side surface 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.

8. A push-pull range hood according to claim 7, wherein: the inner smoke discharge port is detachably fixed with a cover plate.

9. A push-pull range hood according to any of claims 1-4, wherein: the range hood is characterized in that an air wheel assembly is arranged in the range hood body, and an air inlet of the air wheel assembly is provided with a filter screen.

10. A push-pull range hood according to claim 9, wherein: the range hood is characterized in that a light-passing plate is arranged at the bottom of the range hood body, an illuminating lamp is fixed on the wind wheel assembly, and the illuminating lamp is located above the light-passing plate.