CN108717308A - A kind of magnetic control knob assembly and range hood - Google Patents

Abstract

The invention provides a magnetically controlled knob device and a range hood, which relate to the field of kitchen and bathroom. The magnetic control knob device is applied to range hoods, and includes a carrier device, a magnetic inductor, a knob body, a first magnet, a second magnet, and a third magnet. The first magnet is installed on the carrier device, and the knob body includes a base and a pressing piece. The two magnets are arranged on the base, the first magnet and the second magnet are adsorbed so that the knob body can rotate relative to the carrier device, the magnetic inductor is installed on the carrier device, and the third magnet is arranged on the pressing part and can move relative to the base so that the third magnet The magnetic field strength changes, making the magnetic sensor turn on or off the preset function of the range hood. The magnetic control knob device has the function of rotation and pressing, which is more manipulable, improves the user experience, and increases the service life.

Description

Magnetic control knob device and range hood

technical field

The invention relates to the field of kitchen and bathroom, in particular to a magnetic control knob device and a range hood.

Background technique

At present, the common range hoods on the market need a knob device to adjust the corresponding function of the range hood. However, due to the traditional mechanical structure, the common knob device is not strong in controllability, the user experience is not good, and it is easy to be damaged during use.

Contents of the invention

One of the objectives of the present invention is to provide a magnetically controlled knob device, which can have the functions of rotation and pressing, has stronger controllability, improves user experience, and prolongs the service life.

Another object of the present invention is to provide a range hood, which can have the functions of rotation and pressing, has stronger controllability, improves user experience, and prolongs the service life.

In order to achieve the above object, the present invention provides a technical solution:

An embodiment of the present invention provides a magnetic control knob device, which is applied to a range hood. The magnetic control knob device includes a carrier device, a magnetic inductor, a knob body, a first magnet, a second magnet, and a third magnet. The first magnet A magnet is mounted on the carrier device, the knob body includes a base and a pressing member, the second magnet is arranged on the base, and the first magnet is adsorbed to the second magnet so that the knob body can be relatively The carrier device rotates, the magnetic sensor is installed on the carrier device, the third magnet is arranged on the pressing member, and can move relative to the base, so that the magnetic field strength of the third magnet changes, so that The magnetic sensor turns on or off a preset function of the range hood.

Further, the knob body further includes a cover, and the base is connected with the cover to form an accommodating cavity for accommodating the second magnet and the pressing member.

Further, the cover body is provided with a card slot, and the base is provided with a clip part, and the clip part is clipped into the clip slot.

Further, the cover body is provided with a through hole, one end of the pressing member protrudes from the cover body, and the other end extends into the accommodating cavity through the through hole.

Further, one end of the pressing member protruding into the accommodating cavity is selectively abutted against the cover, and can move relative to the base.

Further, the pressing part includes a first resisting part and a transmission part connected to each other, the first resisting part can selectively resist against the cover, and the transmission part can move relative to the base.

Further, the cover is provided with a second resisting portion, and the second resisting portion is resisted against the first resisting portion.

Further, the third magnet is arranged on the transmission part, and the movement of the pressing member relative to the base can drive the movement of the third magnet relative to the base.

Further, the knob body also includes an elastic piece, the elastic piece is sleeved on the pressing piece, one end of the elastic piece abuts against the pressing piece, and the other end of the elastic piece abuts against the base hold.

The embodiment of the present invention also provides a range hood, including a magnetic control knob device. The magnetic control knob device includes a carrier device, a magnetic inductor, a knob body, a first magnet, a second magnet and a third magnet, the first magnet is mounted on the carrier device, the knob body includes a base and a pressing member, The second magnet is arranged on the base, the first magnet is attracted to the second magnet so that the knob body can rotate relative to the carrier device, the magnetic sensor is installed on the carrier device, and the The third magnet is arranged on the pressing member and can move relative to the base, so that the magnetic field strength of the third magnet changes, so that the magnetic sensor turns on or off a preset function of the range hood.

Compared with the prior art, the beneficial effects of the magnetic control knob device and the range hood provided by the present invention are:

The magnetic control knob device and the range hood provided by the present invention are adsorbed by the first magnet and the second magnet, so that the knob body can rotate relative to the carrier device, the magnetic sensor is installed on the carrier device, and the third magnet is arranged on the pressing The component can be moved relative to the base, so that the magnetic field strength of the third magnet can be changed, so that the magnetic sensor can turn on or off the preset function of the range hood. The magnetic control knob device has the functions of knob rotation and pressing, which is more manipulable, improves user experience, and increases service life.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the accompanying drawings used in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of the present invention, and thus It should be regarded as a limitation on the scope, and those skilled in the art can also obtain other related drawings based on these drawings without creative work.

Fig. 1 is a three-dimensional schematic diagram of a range hood provided by an embodiment of the present invention;

Fig. 2 is a schematic structural view of the magnetic control knob device of the range hood provided by the embodiment of the present invention;

Fig. 3 is a cross-sectional view of the magnetic control knob device of the range hood provided by the embodiment of the present invention;

Fig. 4 is a schematic structural view of the cover body of the magnetic control knob device of the range hood provided by the embodiment of the present invention;

Fig. 5 is a schematic structural view of the base of the magnetic control knob device of the range hood provided by the embodiment of the present invention;

Fig. 6 is a schematic structural diagram of a pressing part of the magnetic control knob device of the range hood provided by the embodiment of the present invention.

Icons: 1-range hood; 2-body; 3-magnetic control knob device; 30-carrier device; 31-magnetic sensor; 32-knob body; 321-base; - first resisting part; 3222- transmission part; 323- cover; 3231- slot; 3232- through hole; 3233- second resisting part; ; 34 - second magnet; 35 - third magnet.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments It is a part of embodiments of the present invention, but not all embodiments. The components of the embodiments of the invention generally described and illustrated in the figures herein may be arranged and designed in a variety of different configurations.

Accordingly, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

It should be noted that like numerals and letters denote similar items in the following figures, therefore, once an item is defined in one figure, it does not require further definition and explanation in subsequent figures.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings , or the orientation or positional relationship that is usually placed when the product of the invention is used, or the orientation or positional relationship that is commonly understood by those skilled in the art, is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying No device or element must have a particular orientation, be constructed, and operate in a particular orientation, and therefore should not be construed as limiting the invention.

In addition, the terms "first", "second", "third", etc. are only used for distinguishing descriptions, and should not be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise clearly specified and limited, the terms "setting", "opening", "installation", "connection" and "connection" should be understood in a broad sense, for example, it can It can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.

Example

Please refer to FIG. 1 . FIG. 1 is a schematic perspective view of a range hood 1 provided by an embodiment of the present invention. The range hood 1 is mainly used to quickly take away the wastes burned by the stove and the oily fumes harmful to the human body produced during the cooking process and discharge them outdoors. It is a device for purifying the kitchen environment. The range hood 1 includes a body 2 and a magnetic control knob device 3 . The body 2 is mainly used to quickly remove the oily fumes. The magnetic control knob device 3 is connected to the body 2 at the corresponding position and can be installed at any position on the body 2. In this embodiment, the magnetic control knob device 3 is installed on the body 2. upper part. The magnetic control knob device 3 is used to adjust the function of the body 2 to realize different functions of the range hood 1 in different situations. The magnetic control knob device 3 regulates the body 2 through rotation and pressing functions, which is more manipulable, improves user experience, and increases service life.

Fig. 2 is a schematic structural diagram of the magnetic control knob device 3 of the range hood 1 provided by the embodiment of the present invention. Fig. 3 is a cross-sectional view of the magnetic control knob device 3 of the range hood 1 provided by the embodiment of the present invention. Please refer to Figure 2 and Figure 3 together.

Magnetic control knob device 3 comprises carrier device 30, magnetic inductor 31, knob body 32, first magnet 33, second magnet 34 and the 3rd magnet 35, and first magnet 33 is installed on carrier device 30, and knob body 32 comprises base 321 and The pressing member 322, the second magnet 34 is arranged on the base 321, the first magnet 33 and the second magnet 34 are adsorbed so that the knob body 32 can rotate relative to the carrier device 30, the magnetic sensor 31 is installed on the carrier device 30, and the third magnet 35 is arranged on The pressing member 322 can move relative to the base 321 to change the magnetic field strength of the third magnet 35 so that the magnetic sensor 31 turns on or off the preset function of the range hood 1 .

Apply a rotational force to the knob body 32, so that the knob body 32 rotates to a certain angle, and this angle corresponds to a preset function, wherein the preset function can be power supply, high speed, low speed, stir frying and lighting functions, and is not limited to these functions. When the pressing member 322 is pressed, the third magnet 35 is driven to move relative to the base 321 , so that the magnetic field strength of the third magnet 35 is changed, so that the magnetic sensor 31 turns on or off the preset function of the range hood 1 .

It should be noted that, in this embodiment, the carrier device 30 is the body 2 . In other embodiments, the carrier device 30 can also be an integral module, which can be installed on the machine body 2 .

It should be noted that, in this embodiment, the first magnet 33 and the second magnet 34 are approximately circular, and are not limited to circular, and only need to have a hollow structure. Wherein, the third magnet 35 is facing the hollow structure, and the size of the hollow structure is at least the size of the third magnet 35 to ensure that the first magnet 33 and the second magnet 34 interfere with the magnetic field of the third magnet 35 . The magnetic poles of the opposite surfaces of the first magnet 33 and the second magnet 34 are opposite to ensure that the knob body 32 can be adsorbed on the surface of the carrier device 30 .

It should be noted that, in this embodiment, the third magnet 35 is approximately circular, and is not limited to circular. The third magnet 35 has a half S pole and half N pole structure, and the N/S pole magnetic field is redistributed during the rotation process, and the magnetic field strength can change with the displacement during the pressing process.

It should be noted that, in this embodiment, the knob body 32 is approximately cylindrical, and is not limited to cylindrical, and may also be square, as long as the user can hold it.

FIG. 4 is a schematic structural diagram of the cover body 323 of the magnetic control knob device 3 of the range hood 1 provided by the embodiment of the present invention. Please refer to FIG. 3 and FIG. 4 , the knob body 32 further includes a cover body 323 , and the cover body 323 is substantially in the shape of a boss, and is not limited to the shape of a boss. The base 321 is connected with the cover 323 to form an accommodating cavity 324 for accommodating the second magnet 34 and the pressing member 322 .

Further, the cover body 323 is provided with a card slot 3231, and the base 321 is provided with a clamping part 3211 (as shown in FIG. 5 , which is the base 321 of the magnetic control knob device 3 of the range hood 1 provided by the embodiment of the present invention. Structural schematic diagram), the clamping part 3211 is clamped with the clamping groove 3231. It should be noted that, in this embodiment, there are four card slots 3231, and the number is not limited to four, and can be any number. There are four locking parts 3211 corresponding to the card slots 3231 one by one, and not limited to four, as long as they correspond to the number of the card slots 3231.

Further, the cover body 323 defines a through hole 3232 , one end of the pressing member 322 protrudes from the cover body 323 , and the other end extends through the through hole 3232 into the accommodating cavity 324 .

Further, the cover body 323 is provided with a second resisting portion 3233 , and the second resisting portion 3233 can resist against the pressing piece 322 .

Please refer to FIG. 6 , which is a schematic structural diagram of the pressing member 322 of the magnetic control knob device 3 of the range hood 1 provided by the embodiment of the present invention.

The pressing member 322 is substantially in the shape of a boss, and is not limited to the shape of a boss. One end of the pressing member 322 protruding into the accommodating cavity 324 can selectively resist the cover 323 and can move relative to the base 321 .

Further, the pressing member 322 includes a first resisting portion 3221 and a transmission portion 3222 connected to each other, the first resisting portion 3221 can selectively resist against the cover 323 , and the transmission portion 3222 can move relative to the base 321 . The first resisting portion 3221 resists against the second resisting portion 3233 of the cover 323 .

Furthermore, the third magnet 35 is disposed on the transmission part 3222 , and the movement of the pressing member 322 relative to the base 321 can drive the third magnet 35 to move relative to the base 321 .

Please continue to refer to FIG. 3 , the knob body 32 also includes an elastic member 325, which is a spring, and the elastic member 325 is sleeved on the pressing member 322. One end of the elastic member 325 is against the pressing member 322, and the other end of the elastic member 325 is in contact The base 321 resists. Specifically, the elastic member 325 is sleeved on the transmission part 3222 . It should be noted that, in this embodiment, a spring is provided between the third magnet 35 and the base 321 , or no spring may be provided, which can be adjusted according to actual conditions.

The following describes the assembly process of the magnetic control knob device 3 in this embodiment:

The elastic member 325 is sheathed on the pressing member 322 , the third magnet 35 is connected to the pressing member 322 , the pressing member 322 is inserted into the cover 323 and resisted against the cover 323 , and the cover 323 is connected to the base 321 . The second magnet 34 is placed in the accommodation cavity 324 formed by connecting the cover 323 and the base 321, the first magnet 33 is arranged in the carrier device 30, and the knob body 32 is adsorbed by the first magnet 33 and the second magnet 34 on the carrier device 30 .

The working principle of the magnetic control knob device 3 provided in this embodiment is introduced as follows:

A rotational force is applied to the knob body 32, so that the knob body 32 rotates to a certain angle, and the angle corresponds to a preset function. When the pressing member 322 is pressed, the third magnet 35 is driven to move relative to the base 321 , so that the magnetic field strength of the third magnet 35 is changed, so that the magnetic sensor 31 turns on or off the preset function of the range hood 1 .

To sum up, the magnetic control knob device 3 and the range hood 1 provided by the present invention are attracted by the first magnet 33 and the second magnet 34, so that the knob body 32 can rotate relative to the carrier device 30, and the magnetic inductor 31 is installed on the In the carrier device 30 , the third magnet 35 is disposed on the pressing member 322 and can move relative to the base 321 to change the magnetic field strength of the third magnet 35 so that the magnetic sensor 31 turns on or off the preset function of the range hood 1 . The magnetic control knob device 3 has the functions of knob rotation and pressing, which is more manipulable, improves user experience, and increases service life.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the protection scope of the present invention.

Claims (10)

1. a kind of magnetic control knob assembly is applied to range hood, which is characterized in that the magnetic control knob assembly includes carrier dress Set, magnetic inductor, knob body, the first magnet, the second magnet and third magnet, first magnet is installed on the carrier dress Set, the knob body includes pedestal and pressing piece, and second magnet is set to the pedestal, first magnet with it is described For second magnet adsorption so that the knob body can be rotated relative to the carrier arrangement, the magnetic inductor is installed on the carrier Device, the third magnet is set to the pressing piece, and can be moved relative to the pedestal, so that the magnetic of the third magnet Field intensity changes so that the magnetic inductor is turned on and off the preset function of the range hood.

2. magnetic control knob assembly according to claim 1, which is characterized in that the knob body further includes lid, described Pedestal connect to form accommodating cavity with the lid, to accommodate second magnet and the pressing piece.

3. magnetic control knob assembly according to claim 2, which is characterized in that the lid is provided with card slot, the pedestal It is provided with holding section, the holding section is clamped with the card slot.

4. magnetic control knob assembly according to claim 2, which is characterized in that the lid offers through-hole, the pressing The lid is stretched out in one end of part, and the other end stretches into the accommodating cavity across the through-hole.

5. magnetic control knob assembly according to claim 4, which is characterized in that the pressing piece stretches into the accommodating cavity One end is supported with the lid alternative, and being capable of the relatively described base motions.

6. magnetic control knob assembly according to claim 5, which is characterized in that the pressing piece includes first be connected with each other Blocking part and driving section, first blocking part are supported with the lid alternative, and the driving section being capable of the relatively described bottom Seat movement.

7. magnetic control knob assembly according to claim 6, which is characterized in that the lid is provided with the second blocking part, institute The second blocking part is stated to support with first blocking part.

8. magnetic control knob assembly according to claim 6, which is characterized in that the third magnet is set to the transmission Portion, the relatively described base motions of the pressing piece can drive the relatively described base motions of the third magnet.

9. magnetic control knob assembly according to claim 1, which is characterized in that the knob body further includes elastic component, institute It states elastic component and is sheathed on the pressing piece, one end of the elastic component is supported with the pressing piece, the other end of the elastic component It is supported with the pedestal.

10. a kind of range hood, which is characterized in that including claim 1-9 any one of them magnetic control knob assemblies.