CN112244626A

CN112244626A - Knob mechanism, control panel and steaming and baking oven

Info

Publication number: CN112244626A
Application number: CN202011219143.3A
Authority: CN
Inventors: 王庚辉; 王青松; 李金龙; 胡静利
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2020-11-04
Filing date: 2020-11-04
Publication date: 2021-01-22

Abstract

The invention provides a knob mechanism, a control panel and a steaming and baking oven, wherein the knob mechanism comprises: the knob assembly is provided with a first meshing part; the panel component is sleeved with the knob component in a rotatable manner at least partially outside the panel component; the panel component is provided with a second engaging part matched with the first engaging part; the knob component comprises a knob component, a plurality of first engaging parts and a plurality of second engaging parts, wherein the first engaging parts are arranged in sequence along the rotating direction of the knob component, so that the second engaging parts are engaged with the first engaging parts in sequence in the rotating process of the knob component; or the second engaging parts are multiple and are sequentially arranged along the rotating direction of the knob assembly, so that the first engaging parts are sequentially engaged with the second engaging parts in the rotating process of the knob assembly; so that the knob mechanism has good transmission effect and good knob hand feeling, and the problem of poor transmission effect of the knob mechanism of the steaming and baking oven in the prior art is solved.

Description

Knob mechanism, control panel and steaming and baking oven

Technical Field

The invention relates to the field of a steaming oven, in particular to a knob mechanism, a control panel and a steaming oven.

Background

In daily life, steaming food is a frequently-adopted cooking mode, and the electric steam box is convenient to steam food.

At present, most of control panels of embedded steam boxes, ovens, steam ovens and the like in the market are full-screen touch structures, but the control mode is inconvenient to operate.

The knob operation mode has better user experience, and although the knob mechanism in the prior art can meet the basic operation requirements of users, the knob mechanism in the prior art has poor transmission effect, namely, the knob is easy to swing or shake and has no resistance (no damping feeling) in the screwing process, and further the use hand feeling is poor when screwing, so that the user experience is poor.

Disclosure of Invention

The invention mainly aims to provide a knob mechanism, a control panel and a steaming and baking oven, and aims to solve the problem that the transmission effect of the knob mechanism of the steaming and baking oven in the prior art is poor, so that the twisting hand feeling is poor.

In order to achieve the above object, according to one aspect of the present invention, there is provided a knob mechanism including: the knob assembly is provided with a first meshing part; the panel component is sleeved with the knob component in a rotatable manner at least partially outside the panel component; the panel component is provided with a second engaging part matched with the first engaging part; the knob component comprises a knob component, a plurality of first engaging parts and a plurality of second engaging parts, wherein the first engaging parts are arranged in sequence along the rotating direction of the knob component, so that the second engaging parts are engaged with the first engaging parts in sequence in the rotating process of the knob component; or the second engaging parts are multiple and are sequentially arranged along the rotating direction of the knob assembly, so that the first engaging parts are sequentially engaged with the second engaging parts in the rotating process of the knob assembly.

Furthermore, the first engaging part is a convex part, and the second engaging part is an engaging groove; or the first engaging part is an engaging groove, and the second engaging part is a convex part; wherein at least a portion of the projection is adapted to be disposed within the engagement groove; when the number of the convex parts is multiple, the convex parts sequentially rotate into the meshing groove in the rotating process of the knob assembly; or, when the engaging groove is multiple, the convex part rotates to the multiple engaging grooves in sequence in the rotating process of the knob component.

Further, the engaging groove has a guide slope along which the protrusion is slidably provided so that the protrusion slides out of the engaging groove.

Furthermore, the bulge part is made of flexible materials.

Further, the knob assembly includes a knob holder on which the first engaging portion is provided; the panel component comprises a panel part and a supporting column, the panel part is sleeved on the outer side of the supporting column, and the second meshing part is arranged on the supporting column; the knob support is rotatably sleeved on the outer side of the supporting column.

Further, the second engaging portion is provided at an end of the support column; when the number of the second meshing parts is multiple, the second meshing parts are sequentially arranged along the circumferential direction of the supporting column; or the panel component also comprises a guide bracket, the guide bracket is fixedly connected with the supporting column, and the second engaging part is arranged on the guide bracket.

Further, first meshing portion is the bellying, and second meshing portion is the joggle groove, and knob mechanism still includes: the elastic piece is arranged between the part where the meshing groove is located on the guide support and the clamping portion in a clamping mode.

Furthermore, the knob support comprises a positioning rod, the support column is of a sleeve structure, and the positioning rod penetrates through a cylindrical cavity of the support column; the locating rod is provided with a first limiting part, a second limiting part is arranged in a barrel cavity of the supporting column, and the first limiting part and the second limiting part are in limiting fit so that the knob support and the panel assembly are relatively fixed in the rotating direction perpendicular to the knob support.

Further, first spacing portion is the ka tai, and the spacing portion of second includes spacing and blocks a portion, and the one end of spacing is fixed to be set up on the section of thick bamboo intracavity wall of support column, blocks a portion and sets up at the free end of spacing, blocks a portion and be used for with ka tai butt to block a fender to the ka tai.

Furthermore, a positioning part is arranged on the inner wall of the supporting column and is used for contacting with the outer wall of the positioning rod; one or more positioning parts are provided; when the positioning portion is plural, the plural positioning portions are arranged at intervals around the circumferential direction of the positioning rod.

Further, the knob mechanism further includes: the outer wall of sealing member, support column is provided with the seal groove, and at least part setting of sealing member is in the seal groove to the butt is in knob support.

Further, the knob assembly further comprises a knob cover, and the knob cover is sleeved on the outer side of the knob support so as to enable the knob cover to drive the knob support to rotate through operation of the knob cover.

According to another aspect of the present invention, there is provided a control panel comprising a control component and the knob mechanism described above, the control component comprising a connecting portion, the connecting portion being connected to at least part of the knob assembly.

According to a further aspect of the present invention, there is provided a steaming oven comprising the above control panel.

By applying the technical scheme of the invention, the knob mechanism comprises a knob assembly and a panel assembly, wherein the knob assembly is rotatably sleeved on at least part of the outer side of the panel assembly so as to enable the knob assembly to rotate relative to the panel assembly; the knob component is provided with a first engaging part, and the panel component is provided with a second engaging part matched with the first engaging part. Optionally, a plurality of first engaging portions are provided, which are arranged in sequence along the rotation direction of the knob assembly, so that the second engaging portions are engaged with the respective first engaging portions in sequence during the rotation of the knob assembly; or a plurality of second engaging parts sequentially arranged along the rotating direction of the knob assembly are arranged, so that the first engaging parts are sequentially engaged with the second engaging parts in the rotating process of the knob assembly; the knob mechanism has a good transmission effect through the meshing transmission of the first meshing part and the second meshing part, so that a user can feel certain resistance (namely, has damping feeling) when the knob mechanism is used for screwing, and the user has good hand feeling. The knob mechanism is applied to the steaming and baking oven to solve the problem of poor screwing hand feeling caused by poor transmission effect of the knob mechanism of the steaming and baking oven in the prior art.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 shows an exploded view of one embodiment of a control panel according to the present invention;

FIG. 2 shows a longitudinal cross-sectional view of the control panel of FIG. 1 after assembly;

FIG. 3 is a schematic view showing the engagement structure of the protrusion and the engagement groove of the knob mechanism of the control panel of FIG. 1;

FIG. 4 is a schematic view of a knob bracket of the knob mechanism of the control panel of FIG. 1;

FIG. 5 is a schematic view showing an internal structure of a support column of a panel member of the knob mechanism of the control panel of FIG. 1;

FIG. 6 shows an exploded view of another embodiment of a control panel according to the present invention;

FIG. 7 shows a longitudinal cross-sectional view of the control panel of FIG. 6 after assembly;

FIG. 8 is a schematic view of a knob bracket of the knob mechanism of the control panel of FIG. 6;

FIG. 9 illustrates a longitudinal cross-sectional view of another perspective of the knob bracket of the knob mechanism of the control panel of FIG. 8;

FIG. 10 is an enlarged view of a first transmission portion of the knob mechanism of the control panel of FIG. 9;

FIG. 11 is a schematic view showing an internal structure of a support column of a panel member of the knob mechanism of the control panel of FIG. 6;

FIG. 12 is a schematic view of a guide bracket of the knob mechanism of the control panel of FIG. 6;

FIG. 13 is a schematic view of another view of the guide bracket of the knob mechanism of the control panel of FIG. 12;

fig. 14 is a schematic structural view showing a snap member of the knob mechanism of the control panel of fig. 6.

Wherein the figures include the following reference numerals:

10. a knob mechanism;

11. a knob assembly; 111. a knob cover;

112. a knob bracket; 1121. positioning a rod; 1122. clamping a platform; 1123. a bracket part; 1124. sleeving the cavity;

113. a first transmission unit; 1130. a first engaging portion; 1132. connecting the column sections;

12. a panel member; 121. a panel portion;

122. a support pillar; 1221. a limiting strip; 1222. a blocking part; 1223. a positioning part; 1224. a sealing groove; 1225. a support plate; 1227. a positioning column;

124. a clamping piece; 1241. a clamping part; 1242. fixing a column;

13. a seal member;

14. a second transmission part; 141. a second engaging portion;

16. a guide bracket; 161. an installation part; 162. a guide sleeve; 163. a clamping hole;

18. an elastic member;

101. a boss portion; 102. an engagement groove;

20. a control panel; 21. a control component; 211. a connecting portion; 22. and displaying the panel.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The present invention provides a knob mechanism 10, please refer to fig. 1 to 14, the knob mechanism 10 includes a knob assembly 11 and a panel assembly, the knob assembly 11 is provided with a first engaging portion 1130, the knob assembly 11 is rotatably sleeved on at least a portion of the outer side of the panel assembly, the panel assembly is provided with a second engaging portion 141 matching with the first engaging portion 1130; the first engaging portions 1130 are plural, and the plural first engaging portions 1130 are sequentially arranged along the rotating direction of the knob assembly 11, so that the second engaging portions 141 are sequentially engaged with the respective first engaging portions 1130 in the rotating process of the knob assembly 11; alternatively, the second engaging portion 141 is plural, and the plural second engaging portions 141 are sequentially arranged along the rotating direction of the knob assembly 11, so that the first engaging portion 1130 is sequentially engaged with the respective second engaging portions 141 during the rotation of the knob assembly 11.

In the knob mechanism 10 of the present invention, the knob mechanism 10 includes a knob component 11 and a panel component, the knob component 11 is rotatably sleeved on at least a part of the outside of the panel component, so that the knob component 11 can rotate relative to the panel component; the knob assembly 11 is provided with a first engaging portion 1130, and the panel assembly is provided with a second engaging portion 141 which is engaged with the first engaging portion 1130. Alternatively, a plurality of first engaging portions 1130 are provided, which are sequentially arranged in the rotation direction of the knob assembly 11, so that the second engaging portions 141 are sequentially engaged with the respective first engaging portions 1130 during the rotation of the knob assembly 11; alternatively, a plurality of second engaging portions 141 are provided, which are sequentially arranged in the rotation direction of the knob assembly 11, so that the first engaging portion 1130 is sequentially engaged with the respective second engaging portions 141 during the rotation of the knob assembly 11; that is, the knob mechanism 10 has a good transmission effect through the engagement transmission of the first engagement portion 1130 and the second engagement portion 141, so that when the knob mechanism is used for screwing, a user can feel a certain resistance (i.e., has a damping feeling) to give a good feeling to the user. The knob mechanism 10 is applied to a steaming oven to solve the problem of poor screwing hand feeling caused by poor transmission effect of the knob mechanism of the steaming oven in the prior art.

It should be noted that the knob mechanism 10 can also be used in household electrical appliances for daily use, so that the household electrical appliances have good hand feeling of screwing.

Optionally, the knob assembly 11 has a housing cavity 1124, and the knob assembly 11 is rotatably mounted on at least a portion of the outer side of the panel assembly through the housing cavity 1124.

Specifically, at least a part of the outer wall of the panel member 12 contacts with the wall of the sleeve cavity 1124 (a smaller clearance fit may also be provided between the outer wall of the panel member 12 and the wall of the sleeve cavity 1124), so that when the user rotates the knob assembly 11, the knob assembly 11 is prevented from shaking, and a good screwing hand feeling is provided.

Specifically, the first engaging portion 1130 is the protruding portion 101, and the second engaging portion 141 is the engaging groove 102; alternatively, the first engaging portion 1130 is the engaging groove 102, and the second engaging portion 141 is the protruding portion 101; wherein at least a part of the projection 101 is adapted to be disposed in the engagement groove 102; when the number of the convex portions 101 is plural, in the rotating process of the knob assembly 11, the plural convex portions 101 are sequentially rotated into the engaging groove 102, so that the engaging groove 102 is sequentially engaged with the plural convex portions 101; alternatively, when the engagement groove 102 is plural, the protrusion 101 is sequentially rotated into the engagement grooves 102 during the rotation of the knob assembly 11, so that the protrusion 101 is sequentially engaged with the engagement grooves 102.

Specifically, the engagement groove 102 has a guide slope along which the protrusion 101 is slidably disposed so that the protrusion 101 slides out of the engagement groove 102. When the number of the convex portions 101 is plural, the plural convex portions 101 sequentially slide out from the engaging groove 102 in the rotation process of the knob assembly 11; alternatively, when the engagement groove 102 is plural, the protrusion 101 sequentially slides out of one of the engagement grooves 102 and then shifts to the next engagement groove 102 during the rotation of the knob assembly 11.

Alternatively, when there are a plurality of first engaging portions 1130, there are a plurality of second engaging portions 141, and the number of second engaging portions 141 is less than or equal to the number of first engaging portions 1130; or, when there are a plurality of second engagement portions 141, the number of first engagement portions 1130 is made to be a plurality, and the number of first engagement portions 1130 is smaller than or equal to the number of second engagement portions 141; in this way, a transmission effect between the knob assembly 11 and the panel assembly can be ensured.

Specifically, the knob assembly 11 includes a knob bracket 112, and the first engagement portion 1130 is provided on the knob bracket 112; the panel component comprises a panel part 12, the panel part 12 comprises a panel part 121 and a supporting column 122, the panel part 121 is sleeved on the outer side of the supporting column 122, and the second engaging part 141 is arranged on the supporting column 122; the knob bracket 112 is rotatably sleeved on the outer side of the supporting column 122.

Specifically, the panel portion 121 and the support columns 122 are of an integrally molded construction.

For the specific structure of the knob bracket 112: the knob bracket 112 includes a positioning rod 1121, the supporting column 122 is a sleeve structure, and the positioning rod 1121 penetrates through a cylindrical cavity of the supporting column 122.

Specifically, the knob bracket 112 has a sleeving cavity 1124, and the knob bracket 112 is rotatably sleeved on the outer side of the supporting column 122 through the sleeving cavity 1124; the positioning rod 1121 is disposed within the housing cavity 1124.

Optionally, at least a portion of the outer wall of the support post 122 is in contact with the wall of the sleeve cavity 1124 to provide a good screwing feel for the user when turning the knob assembly 11.

Specifically, the knob bracket 112 includes a bracket portion 1123, the housing cavity 1124 and the first engaging portion 1130 are both disposed on the bracket portion 1123, and the positioning rod 1121 is fixedly disposed on the bracket portion 1123.

Specifically, a first limiting portion is disposed on the positioning rod 1121, a second limiting portion is disposed in the cylindrical cavity of the supporting column 122, and the first limiting portion and the second limiting portion are in limiting fit, so that the knob bracket 112 and the panel assembly are relatively fixed in the rotation direction perpendicular to the knob bracket 112.

To the concrete structure of first spacing portion and second spacing portion: the first limiting part is a clamping platform 1122, the second limiting part comprises a limiting strip 1221 and a blocking part 1222, one end of the limiting strip 1221 is fixedly arranged on the inner wall of the cylinder cavity of the supporting column 122, the blocking part 1222 is arranged at the free end of the limiting strip 1221, and the blocking part 1222 is used for abutting against the clamping platform 1122 so as to block the clamping platform 1122; that is, the blocking portion 1222 is blocked at a side of the blocking base 1122 away from the fixed end of the stopper 1221.

Optionally, the position limiting strip 1221 and the catch portion 1222 are integrally formed.

Alternatively, the chuck 1122 is a ring structure; alternatively, a plurality of the chuck 1122 may be provided, and the plurality of chuck 1122 may be provided at intervals in the circumferential direction of the positioning rod 1121.

Alternatively, the position limiting strips 1221 and the blocking parts 1222 are arranged in pairs, and the position limiting strips 1221 and the blocking parts 1222 are in multiple pairs; when there are a plurality of the chucking tables 1122, a plurality of pairs of the stopper bars 1221 and the chucking portions 1222 are provided in one-to-one correspondence with the plurality of chucking tables 1122.

Specifically, a positioning portion 1223 is disposed on an inner wall of the supporting column 122, and the positioning portion 1223 is configured to contact an outer wall of the positioning rod 1121, so that the knob bracket 112 and the panel assembly are relatively fixed in a direction perpendicular to a rotation direction of the knob bracket 112. One or more positioning portions 1223; when the positioning portion 1223 is plural, the plural positioning portions 1223 are arranged at intervals around the circumferential direction of the positioning rod 1121.

Alternatively, the positioning portion 1223 is made of a flexible material to improve the screwing hand feeling when screwing the knob bracket 112.

Specifically, the support column 122 includes a sleeve portion and a support plate 1225 extending from an edge of one end portion of the sleeve portion in a direction close to a central axis of the sleeve portion to form the support plate 1225; the fixed end of the limiting strip 1221 is fixedly connected with the supporting plate 1225; the positioning portion 1223 is fixedly provided on the support plate 1225.

In order to enhance the sealing effect between the knob bracket 112 and the panel member 12, the knob mechanism 10 further includes a sealing member 13, the outer wall of the support pillar 122 is provided with a sealing groove 1224, and at least a portion of the sealing member 13 is disposed in the sealing groove 1224 and abuts against the knob bracket 112.

Specifically, the seal 13 includes a seal body at least a portion of which is disposed within the seal groove 1224 and a seal bead disposed on the seal body that abuts the knob bracket 112. Through setting up sealed muscle to when guaranteeing the sealed effect between knob support 112 and support column 122, avoid sealing member 13 and knob support 112's area of contact too big, lead to the resistance too big, and then influence the feeling of twisting.

Optionally, the sealing body is annular, and the sealing rib is arranged along the extending direction of the sealing body; the seal groove 1224 is an annular groove.

Specifically, the seal groove 1224 is provided on the outer wall of the sleeve portion of the support column 122; the sealing member 13 is used to abut against the wall of the housing cavity 1124 of the knob bracket 112.

Specifically, the knob assembly 11 further includes a knob cover 111, and the knob cover 111 is disposed on an outer side of the knob bracket 112, so that the knob cover 111 drives the knob bracket 112 to rotate by operating the knob cover 111.

Optionally, there is an interference fit between the knob cover 111 and the knob bracket 112.

The present invention further provides a control panel 20, which comprises a control part 21 and the above-mentioned knob mechanism 10, wherein the control part 21 comprises a connecting part 211, and the connecting part 211 is connected with at least part of the knob assembly 11.

Optionally, the control means 21 is an encoding means.

Specifically, the connecting portion 211 is columnar, the positioning rod 1121 has an insertion hole, and at least a portion of the connecting portion 211 is inserted into the insertion hole of the positioning rod 1121.

Specifically, the control part 21 further includes a control board on which the connection part 211 is provided.

Specifically, the control panel 20 further includes a display panel 22, the display panel 22 is sleeved on the outer side of the supporting column 122; the display panel 22 is fixedly connected to the panel portion 121, the display panel 22 is located between the panel portion 121 and the knob bracket 112, and the display panel 22 is spaced apart from the knob bracket 112.

Alternatively, the display panel 22 is bonded to the panel portion 121; the display panel 22 is a glass plate.

The invention also provides a steaming oven, which comprises the control panel 20.

Exemplary embodiments according to the present application will now be described in more detail with reference to the accompanying drawings. These exemplary embodiments may, however, be embodied in many different forms and should not be construed as limited to only the embodiments set forth herein. It is to be understood that these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the exemplary embodiments to those skilled in the art, in the drawings, the thicknesses of layers and regions are exaggerated for clarity, and the same devices are denoted by the same reference numerals, and thus the description thereof will be omitted.

Example one

The knob mechanism provided in the present embodiment is a knob mechanism 10 as shown in fig. 1 to 5.

In this embodiment, the first engaging portion 1130 is the protrusion 101, and the second engaging portion 141 is the engaging groove 102; the number of the second engaging portions 141 is multiple, and the number of the first engaging portions 1130 is less than or equal to the number of the second engaging portions 141; for example, the first engagement portion 1130 is two.

Specifically, the knob mechanism 10 includes a first transmission portion 113, the first transmission portion 113 being provided on the knob holder 112, the first transmission portion 113 having an engagement surface facing the engagement groove 102, at least a part of the engagement surface of the first transmission portion 113 being provided to protrude toward the engagement groove 102 to form the convex portion 101.

Specifically, the outer circumference of the cross section of the convex portion 101 perpendicular to the protruding direction thereof is gradually reduced in the direction approaching the engagement groove 102. Optionally, the boss 101 is of a tapered configuration.

Alternatively, the first transmission portion 113 is made of a flexible material, that is, the protrusion 101 is made of a flexible material.

Optionally, the first transmission portion 113 is a strip.

Alternatively, when the first transmission portion 113 is plural, the plural first transmission portions 113 are sequentially arranged along the rotation direction of the knob holder 112, and the number of the first transmission portions 113 is smaller than or equal to the number of the second engagement portions 141; for example, the number of the first transmission portions 113 is two.

In the present embodiment, the knob holder 112 has a receiving hole in which the first transmission part 113 is disposed; when the first transmission portions 113 are multiple, the accommodating holes are multiple, and the first transmission portions 113 are correspondingly disposed in the accommodating holes.

In the present embodiment, the second engaging portion 141 is provided at the end of the support column 122; since the second engaging portion 141 is plural, the plural second engaging portions 141 are arranged in order in the circumferential direction of the support column 122.

Example two

The knob mechanism provided in the present embodiment is the knob mechanism 10 shown in fig. 6 to 14, and the difference between the knob mechanism in the second embodiment and the knob mechanism in the first embodiment is as follows:

Specifically, the convex portion 101 is columnar, and the outer circumference of a cross section of the convex portion 101 perpendicular to the extending direction thereof gradually decreases in the direction approaching the engagement groove 102. Optionally, the boss 101 is of a tapered configuration.

In the present embodiment, the knob mechanism 10 includes the first transmission portion 113, the first transmission portion 113 is provided on the knob holder 112, and the boss 101 belongs to a part of the first transmission portion 113.

Specifically, the first transmission part 113 has a cylindrical shape, the first transmission part 113 includes a connection rod section 1132 and the protrusion 101 connected to each other, and the connection rod section 1132 is disposed on the knob holder 112.

In this embodiment, the panel assembly further includes a guide bracket 16, the guide bracket 16 is fixedly connected to the support column 122, and the second engaging portion 141 is disposed on the guide bracket 16.

Specifically, the knob mechanism 10 includes a second transmission portion 14, the second transmission portion 14 is provided on the guide bracket 16, and the second engagement portion 141 is provided on the second transmission portion 14; the plurality of second engaging portions 141 are arranged in order in the circumferential direction of the second transmission portion 14.

In this embodiment, the guide bracket 16 includes a mounting portion 161, the mounting portion 161 having an escape cavity in which the second transmission portion 14 is disposed.

In this embodiment, the guide bracket 16 has a fastening hole 163, a fastening portion 1241 is disposed on the panel member 12, and the fastening portion 1241 penetrates through the fastening hole 163 and is fastened to the guide bracket 16. Specifically, the clip hole 163 is provided on the mounting portion 161, and the clip portion 1241 is provided on the support post 122.

Optionally, the plurality of clamping holes 163 are arranged at intervals around the circumference of the mounting portion 161; the plurality of clamping portions 1241 are provided, and the plurality of clamping portions 1241 are provided in one-to-one correspondence with the plurality of clamping holes 163.

Specifically, the panel member 12 is provided with a clip 124, and the clip 124 includes a clip portion 1241; the clip 124 further includes a fixing post 1242, the clip 124 is connected to the fixing post 1242, and the fixing post 1242 is disposed on the panel component 12.

In this embodiment, the knob mechanism 10 further includes an elastic member 18, the supporting column 122 is provided with a clamping portion, and the elastic member 18 is clamped between a portion of the guiding bracket 16 where the engaging groove 102 is located and the clamping portion; thus, when the protruding portion 101 engages with the engaging groove 102, the portion of the guide bracket 16 where the engaging groove 102 is located is pressed, so that the portion of the guide bracket 16 where the engaging groove 102 is located is deformed, and the elastic member 18 is compressed; when the pressing force disappears, the portion of the guide bracket 16 where the engagement groove 102 is located can be restored to the original state by the elastic force of the elastic member 18.

Specifically, the elastic member 18 is interposed between the second transmission portion 14 and the interposed portion; the clamping portion is disposed in the cylindrical cavity of the supporting column 122, and at least a portion of the elastic member 18 is located in the cylindrical cavity of the supporting column 122. Alternatively, the support plate 1225 forms the above-described sandwiched portion.

In particular, the elastic member 18 is a spring or an elastic sleeve.

Specifically, positioning columns 1227 are arranged in the cylinder cavities of the supporting columns 122, a plurality of positioning columns 1227 are provided, and the elastic parts 18 are sleeved outside the positioning columns 1227; a plurality of positioning posts 1227 are all disposed on the support plate 1225.

In this embodiment, the guide bracket 16 further includes a guide sleeve 162, the guide sleeve 162 is connected to the mounting portion 161, when the support column 122 includes a sleeve portion, the guide sleeve 162 is inserted into the sleeve portion of the support column 122, and the elastic member 18 is sleeved outside the guide sleeve 162.

From the above description, it can be seen that the above-described embodiments of the present invention achieve the following technical effects:

The control panel 20 of the present invention includes the knob mechanism 10, and therefore the control panel 20 has at least the same technical effects as the knob mechanism 10.

The steaming oven of the present invention includes the control panel 20, and thus, the steaming oven has at least the same technical effects as the control panel 20.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A knob mechanism, comprising:

the knob component (11), wherein a first engaging part (1130) is arranged on the knob component (11);

the panel component, the knob component (11) is rotatably sleeved on at least part of the outer side of the panel component; the panel component is provided with a second engaging part (141) matched with the first engaging part (1130);

wherein the first engaging parts (1130) are arranged in a plurality, and the first engaging parts (1130) are arranged in sequence along the rotating direction of the knob assembly (11) so that the second engaging parts (141) are engaged with the first engaging parts (1130) in sequence during the rotating process of the knob assembly (11); or, the number of the second engaging parts (141) is multiple, and the second engaging parts (141) are sequentially arranged along the rotating direction of the knob component (11), so that the first engaging part (1130) is sequentially engaged with the second engaging parts (141) in the rotating process of the knob component (11).

2. The knob mechanism according to claim 1, wherein the first engaging portion (1130) is a boss portion (101) and the second engaging portion (141) is an engaging groove (102); or the first engaging part (1130) is an engaging groove (102), and the second engaging part (141) is a protrusion (101);

wherein at least a portion of the projection (101) is adapted to be disposed within the engagement groove (102); when the number of the convex parts (101) is multiple, the convex parts (101) are sequentially rotated into the engagement groove (102) in the rotating process of the knob assembly (11); or, when the engaging groove (102) is multiple, the convex part (101) rotates into the engaging grooves (102) in sequence during the rotation process of the knob assembly (11).

3. The knob mechanism according to claim 2, wherein the engagement groove (102) has a guide slope along which the boss (101) is slidably disposed to slide the boss (101) out of the engagement groove (102).

4. The knob mechanism according to claim 2, characterized in that the protrusion (101) is made of a flexible material.

5. The knob mechanism according to claim 1, wherein said knob assembly (11) includes a knob bracket (112), said first engaging portion (1130) being provided on said knob bracket (112);

the panel component comprises a panel part (12), the panel part (12) comprises a panel part (121) and a supporting column (122), the panel part (121) is sleeved on the outer side of the supporting column (122), and the second engagement part (141) is arranged on the supporting column (122); the knob support (112) is rotatably sleeved on the outer side of the support column (122).

6. The knob mechanism according to claim 5,

the second engaging portion (141) is provided at an end of the support column (122); when the number of the second engaging parts (141) is multiple, the second engaging parts (141) are sequentially arranged along the circumferential direction of the supporting column (122); or,

the panel assembly further comprises a guide bracket (16), the guide bracket (16) is fixedly connected with the supporting column (122), and the second engagement part (141) is arranged on the guide bracket (16).

7. The knob mechanism according to claim 6, wherein the first engaging portion (1130) is a boss portion (101) and the second engaging portion (141) is an engaging groove (102), the knob mechanism further comprising:

the supporting column (122) is provided with a clamping portion, and the elastic piece (18) is clamped between a portion, located in the engagement groove (102), of the guide support (16) and the clamping portion.

8. The knob mechanism according to claim 5, wherein the knob bracket (112) comprises a positioning rod (1121), the supporting column (122) is of a sleeve structure, and the positioning rod (1121) is inserted into a cylindrical cavity of the supporting column (122);

the positioning rod (1121) is provided with a first limiting part, a second limiting part is arranged in a cylinder cavity of the supporting column (122), and the first limiting part and the second limiting part are in limiting fit so that the knob support (112) and the panel assembly are relatively fixed in the rotating direction perpendicular to the knob support (112).

9. The knob mechanism according to claim 8, wherein the first position-limiting portion is a catch (1122), the second position-limiting portion includes a position-limiting strip (1221) and a catch (1222), one end of the position-limiting strip (1221) is fixedly disposed on an inner wall of the cylinder cavity of the support column (122), the catch (1222) is disposed at a free end of the position-limiting strip (1221), and the catch (1222) is configured to abut against the catch (1122) to catch the catch (1122).

10. The knob mechanism according to claim 8, characterized in that a positioning portion (1223) is provided on an inner wall of the supporting column (122), the positioning portion (1223) being used for contacting with an outer wall of the positioning rod (1121); one or more positioning portions (1223); when the positioning portion (1223) is plural, the plural positioning portions (1223) are arranged at intervals around the circumferential direction of the positioning rod (1121).

11. The knob mechanism according to claim 5, further comprising:

a seal (13), an outer wall of the support post (122) is provided with a seal groove (1224), at least a portion of the seal (13) is disposed in the seal groove (1224) and abuts against the knob bracket (112).

12. The knob mechanism according to claim 5, wherein the knob assembly (11) further comprises a knob cover (111), the knob cover (111) is sleeved on the outer side of the knob bracket (112), so that the knob cover (111) drives the knob bracket (112) to rotate by operating the knob cover (111).

13. A control panel comprising a knob mechanism (10), characterized in that the knob mechanism (10) is the knob mechanism of any one of claims 1 to 12, the control panel further comprising a control member (21), the control member (21) comprising a connecting portion (211), the connecting portion (211) being connected with at least a portion of the knob assembly (11).

14. A steaming oven comprising a control panel (20), characterized in that the control panel (20) is the control panel of claim 13.