CN212515519U

CN212515519U - Knob subassembly and gas-cooker

Info

Publication number: CN212515519U
Application number: CN202021655406.0U
Authority: CN
Inventors: 晁宇辉; 张炳卫
Original assignee: Foshan Shunde Midea Washing Appliances Manufacturing Co Ltd
Current assignee: Foshan Shunde Midea Washing Appliances Manufacturing Co Ltd
Priority date: 2020-08-10
Filing date: 2020-08-10
Publication date: 2021-02-09
Anticipated expiration: 2030-08-10

Abstract

The utility model discloses a knob subassembly and gas-cooker, wherein, the knob subassembly includes: the knob body is provided with a first end and a second end which are opposite, and the first end is used for connecting a valve rod on the stove body; the decoration sheet is arranged at the second end of the knob main body; and the paster is positioned on the surface of the decoration sheet departing from the knob main body, and the paster is connected with the knob main body through a connecting structure so as to clamp the decoration sheet between the paster and the knob main body. The utility model discloses technical scheme can reduce the processing degree of difficulty of knob.

Description

Knob subassembly and gas-cooker

Technical Field

The utility model relates to the field of household appliances, in particular to knob subassembly and gas-cooker.

Background

Control knob that products such as domestic appliance used is more and more diversified, control knob is in the colour, pursue diversification in the material, in order to satisfy the diversified demand of control knob, control knob among the prior art generally designs for integrated configuration, integrated configuration's design makes control knob mainly fall into embedded structure and outer embedded structure, wherein, outer embedded structure is usually with the working of plastics or other material components of embedded structure's colour difference, require firm in connection between outer embedded structure and the embedded structure, outer embedded structure and embedded structure disappearance pine takes off the phenomenon when using control knob for a long time, however, because the structure of outer embedded structure and embedded structure is less, the packaging technology who leads to outer embedded structure and embedded structure receives very big restriction. The assembly process of the external embedded structure and the internal embedded structure in the prior art generally includes: firstly, directly connecting the external embedded structure to the internal embedded structure by using a gluing process; and secondly, splitting the control knob into three parts, and bonding the three parts into the control knob with a combined structure through a gluing process.

Although the purpose of connecting the external embedded structure and the internal embedded structure together can be achieved through the gluing process, the external embedded structure and the internal embedded structure are generally adhered by silicone adhesive in the prior art, the adhering process is complex and low in efficiency, the silicone adhesive is easy to overflow, the overall appearance of the control knob is poor, and even the control knob is required to be disassembled into more parts in order to meet the gluing process, so that the control knob is high in cost and low in production efficiency. Meanwhile, the stability of the gluing process is low, and the falling phenomenon is easy to occur among all parts.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a knob subassembly aims at guaranteeing the connection reliability between each spare part of combination knob.

To achieve the above object, the present invention provides a knob assembly, including:

the knob body is provided with a first end and a second end which are opposite, and the first end is used for connecting a valve rod on the stove body;

the decoration sheet is arranged at the second end of the knob main body; and the number of the first and second groups,

the surface patch is positioned on the surface of the decoration sheet, which is deviated from the knob main body, and the surface patch is connected with the knob main body through a connecting structure, so that the decoration sheet is clamped between the surface patch and the knob main body.

According to the utility model discloses an embodiment, connection structure includes buckle and draw-in groove, wherein, the paster with one of them is equipped with of knob main part the buckle, the other is equipped with the confession the draw-in groove of buckle joint.

According to the utility model discloses an embodiment, the joint hole has been seted up on the decorative plate, the buckle certainly pass in the joint hole and with the draw-in groove joint.

According to the utility model discloses an embodiment, decorate the piece towards the surface of knob main part still is equipped with the positioning ring muscle, be equipped with positioning groove in the knob main part, the positioning ring muscle with positioning groove tight fit plug-in fit.

According to the utility model discloses an embodiment, the position ring muscle with positioning groove is central symmetrical structure, the joint hole can with arbitrary one the draw-in groove corresponds.

According to the utility model discloses an embodiment, set up in the knob main part the quantity of draw-in groove is greater than on the paster the quantity of buckle.

According to the utility model discloses an embodiment, the position ring muscle encircles the joint hole, positioning groove's tank bottom is formed with the draw-in groove.

According to the utility model discloses an embodiment, the position ring muscle has a plurality of location bights, positioning groove with position ring muscle adaptation. According to the utility model discloses an embodiment, decorate the piece and deviate from the surface of knob main part is formed with the mounting groove, the paster install in the mounting groove.

According to the utility model discloses an embodiment, the tank bottom of mounting groove has been seted up the joint hole.

According to the utility model discloses an embodiment, be equipped with the instruction muscle in the mounting groove, the paster is equipped with and is used for dodging instruct dodging of muscle the hole of dodging.

According to the utility model discloses an embodiment, decorate the piece with the paster is the working of plastics, the knob main part is the metalwork.

The utility model discloses still provide a gas-cooker, including the kitchen body and knob subassembly, the kitchen body has a valve rod, knob subassembly's knob main part with the valve rod is connected, knob subassembly includes:

The utility model discloses in, through being divided into knob main part, decorating piece and the three independent part of paster with the knob subassembly, each part is processed alone respectively, consequently can reduce the degree of difficulty of whole processing, does benefit to the shaping of knob subassembly. And, each part of knob main part, decoration piece and paster can adopt different materials to process, for example, the decoration piece with the paster is the working of plastics, and some comparatively complicated structures of convenient shaping can make the outward appearance of knob subassembly have the variety. Moreover, the plastic part has low heat conduction efficiency, and can avoid scalding hands. The knob main part is the metalwork, can guarantee structural strength, avoids the fracture to have longer life. In addition, each part can adopt materials with different colors, and after the structure is finally formed, the outer side surface of the decorative sheet is exposed outside and can be combined to form different appearances. Moreover, because paster and knob main part lug connection are in the same place, will decorate the piece centre gripping between the two, consequently can save the gluing between decoration piece and the paster or simplify other connected modes, improve production efficiency. Furthermore, the utility model discloses in the adoption be that connection structure links together two parts that are not adjacent knob main part and paster, and middle decorative plate is by direct centre gripping, for the viscose, connection stability is higher.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic view of a knob assembly according to an embodiment of the present invention;

FIG. 2 is a cutaway schematic view of the knob assembly of FIG. 1;

FIG. 3 is an exploded view of the knob assembly of FIG. 1;

FIG. 4 is a bottom view of the knob body of FIG. 1;

FIG. 5 is a schematic view of the knob body of FIG. 1 viewed from another angle;

FIG. 6 is a schematic view of the structure of the decorative sheet of FIG. 1;

FIG. 7 is a schematic view of the decorative sheet of FIG. 6 from another perspective;

FIG. 8 is a schematic view of the patch of FIG. 1;

FIG. 9 is a front view of the knob assembly of FIG. 1;

FIG. 10 is a top view of the knob assembly of FIG. 1.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				10	Knob assembly	121	Clamping hole
11	Knob mainBody	122	Positioning ring rib
				111	First end	123	Indicating bar
112	Second end	124	Mounting groove
				113	Hollow cavity	125	Locating corner
114	Inserted link	13	Patch
				115	Clamping groove	131	Buckle
116	Positioning groove	132	Avoiding hole
				12	Decorative sheet

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture, and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1, the present invention provides a knob assembly 10, the knob assembly 10 is used to connect a valve rod on a stove body, and the valve rod is driven to rotate by rotating the knob assembly 10, so as to adjust the fire power of the stove body.

Referring to fig. 2 and fig. 3 in combination, in the embodiment of the present invention, the knob assembly 10 includes:

a knob body 11 having a first end 111 and a second end 112 opposite to each other, the first end 111 being used for connecting a valve rod on the oven body;

a decorative sheet 12 attached to the second end 112 of the knob body 11; and the number of the first and second groups,

and the patch 13 is mounted on the surface of the mounting part, which is far away from the knob body 11.

Specifically, the knob body 11 may be substantially cylindrical, the knob body 11 has a cavity 113, the cavity 113 penetrates through the first end 111 to form an opening on the first end 111, and an insertion rod 114 is disposed in the cavity 113, and the insertion rod 114 is used for being inserted and matched with a valve rod on a gas stove. For example, the plug 114 may be provided with a socket into which a valve stem on a gas burner is inserted. A spring leaf can be arranged in the jack.

Of course, in other embodiments, the knob body 11 may not form the cavity 113, but the plunger 114 may be directly disposed at the first end 111.

The decorative sheet 12 is substantially plate-shaped or sheet-shaped and has a similar shape to the second end 112 of the knob body 11, i.e., the outer side surfaces of the decorative sheet 12 and the knob body 11 can be flush with each other after the decorative sheet is mounted on the knob body. That is, the outer diameter of the decorative piece 12 is equal to the outer diameter of the knob body 11, and the decorative piece 12 is coaxially disposed with the knob body 11. Of course, both the decorative sheet 12 and the knob body 11 may have a square shape or other shapes.

The patch 13 is also generally sheet-like or plate-like. According to one embodiment of the present invention, the surface of the patch 13 facing away from the second end 112 is attached to the decorative sheet 12. In one embodiment, the decoration sheet 12 is disc-shaped, and the patch 13 is correspondingly disc-shaped.

Each part of the knob body 11, the decoration sheet 12 and the patch 13 can be made of different materials, for example, the decoration sheet 12 and the patch 13 are plastic parts, so that more complex structural members can be formed conveniently, and the appearance of the knob assembly 10 can be diversified. Moreover, the plastic part has low heat conduction efficiency, and can avoid scalding hands. Knob main part 11 is the metalwork, can guarantee structural strength, avoids the fracture to have longer life. In addition, the components can be made of materials with different colors, and after the structure is finally formed, the outer side surface of the decorative sheet 12 is exposed outside and can be combined to form different appearances.

In addition, the lateral surface of the knob body 11 can be provided with a plurality of anti-slip convex strips, the plurality of anti-slip convex strips are uniformly distributed along the circumferential direction of the knob body 11, and the anti-slip convex strips extend along the axial direction of the knob body 11. The arrangement of many anti-skidding sand grips for uneven structure is personally submitted in the outside of knob main part 11, can play anti-skidding effect. Of course, the outer side surface of the knob body 11 may be a smooth surface.

The utility model discloses in, through being divided into knob main part 11,

decoration piece

12 and 13 three independent parts of paster with knob subassembly 10, each part is processed alone respectively, consequently can reduce the degree of difficulty of whole processing, does benefit to knob subassembly 10's shaping.

In the embodiment of the present invention, the patch 13 is connected to the knob body, so that the decoration sheet 12 is clamped between the two. Specifically, the patch 13 is connected with the knob body through a connecting structure. The connecting structure may include a buckle and a slot, or the connecting structure may include a screw and a screw hole, or the connecting structure may include a plug, a jack, etc., or the connecting structure may also be other structures capable of connecting two components together.

Since the surface sheet 13 and the knob body 11 are directly connected together to hold the decoration sheet 12 therebetween, the adhesive bonding between the decoration sheet 12 and the surface sheet 13 can be omitted or other connection means can be simplified, thereby improving the production efficiency. Furthermore, what adopt in the utility model is that connection structure links together two parts that are not adjacent, knob main part 11 and paster 13, and middle decoration piece 12 is by direct centre gripping, and for the viscose, connection stability is higher. The utility model provides a knob subassembly 10 structure is ingenious, knob subassembly 10 reliability itself is higher.

Referring to fig. 3 to 5, in an embodiment, the connection structure includes a buckle 131 and a slot 115, one of the patch 13 and the knob body 11 is provided with the buckle 131, and the other is provided with the slot 115 for the buckle 131 to be buckled. Through the mode of joint, can realize the quick installation and the demolition of paster 13 and knob main part 11 both.

In order to fix the patch 13 and the knob body 11 more firmly, in an embodiment, the patch 13 is provided with a plurality of buckles 131, and the knob body 11 is provided with a plurality of slots 115, and each buckle 131 is correspondingly clamped into a different slot 115.

In order to avoid the buckle 131 and the slot 115 from being exposed, in an embodiment, the buckle 131 is located on a surface of the patch 13 facing the second end 112, the slot 115 is located at the second end 112, and after the buckle 131 extends into the slot 115, the patch 13, the decorative sheet 12 and the second end 112 may be sequentially attached to hide the buckle 131 and the slot 115.

Referring to fig. 6 and 7, in an embodiment, a clamping hole 121 is formed on the decorative sheet 12, and the buckle 131 passes through the clamping hole 121 to be clamped with the clamping groove 115. In this way, the surface mount 13 and the knob body 11 not only hold the decorative sheet 12 in the middle; moreover, after the buckle 131 on the paster 13 extends into the buckle hole 121 on the decoration piece 12, the decoration piece 12 can be circumferentially limited, so that the decoration piece 12 is prevented from rotating and falling out from between the paster 13 and the knob body 11; meanwhile, after the decoration sheet 12 is provided with the clamping hole 121, the buckle 131 is hidden inside the decoration sheet 12 instead of being exposed outside, so that the buckle 131 can be prevented from affecting the whole appearance.

In an embodiment, a positioning ring rib 122 is further disposed on a surface of the decoration sheet 12 facing the knob body 11, a positioning groove 116 is disposed on the knob body 11, and the positioning ring rib 122 is tightly fitted with the positioning groove 116. In this embodiment, the positioning groove 116 may be a circular groove, and the outer side surface of the positioning ring rib 122 abuts against the groove wall of the positioning groove 116. Because the positioning groove 116 is hollow, the locking groove 115 can be formed at the bottom of the positioning groove 116, and correspondingly, the positioning ring rib 122 is arranged around the locking hole 121. Therefore, the buckle 131 passing through the buckle hole 121 is hidden in the positioning ring rib 122, and the clamping groove 115 is hidden in the positioning groove 116, so that the exposure of the clamping groove can be avoided. In other embodiments, the positioning groove 116 may be an annular groove.

In this embodiment, the tight fit and the insertion of the positioning ring rib 122 and the positioning groove 116 mean that the positioning ring rib 122 and the positioning groove 116 are in interference fit, and the groove wall of the positioning ring rib 122 and the groove wall of the positioning groove 116 are abutted, so that the acting force between the positioning ring rib 122 and the groove wall of the positioning groove 116 is large, and therefore the positioning ring rib 122 can be prevented from rotating relative to the positioning groove 116.

The decorative plate 12 in this embodiment is made of an elastic material such as plastic, so that the positioning ring rib 122 inevitably has a certain elasticity. The positioning ring rib 122 structure in this embodiment is an internal hollow ring-shaped structure surrounded by the plastic strip in the circumferential direction, the positioning ring rib 122 structure has elastic deformation performance, and the positioning ring rib 122 structure can be installed on the knob main body 11 through deformation of the positioning ring rib 122 structure.

When the positioning ring rib 122 is assembled to the positioning groove 116, the positioning ring rib 122 can reduce the assembling difficulty through the micro deformation of the positioning ring rib 122, and after the positioning ring rib 122 is assembled to the positioning groove 116, the positioning ring rib 122 can be extruded on the groove wall of the positioning groove 116 through the elastic force of the positioning ring rib 122, so that the assembling reliability between the positioning ring rib 122 and the positioning groove 116 is ensured. It should be noted that the interference fit described in this embodiment is not limited to be implemented by a tolerance band of a size in a process similar to a bearing assembling process, and the positioning ring rib 122 in this embodiment may be an elastic member, so that the interference fit described in this embodiment is implemented by a difference in size, and then the elastic deformation of the positioning ring rib 122 is utilized to implement an effect of being smoothly mounted on the positioning groove 116.

To prevent the positioning ring rib 122 from rotating relative to the positioning groove 116, in an embodiment, the positioning ring rib 122 has a plurality of positioning corners 125, and the positioning groove 116 is adapted to the positioning ring rib 122. In this embodiment, the positioning ring rib 122 has a positioning corner 125, which means that the positioning ring rib 122 is a non-circular ring structure, and the positioning corner 125 refers to a position where two adjacent sides meet, for example, the positioning ring rib 122 may be square, triangular, or hexagonal, and the positioning groove 116 may also be square, triangular, or hexagonal correspondingly. In addition, the joint position of two adjacent edges can be connected by adopting a circular arc surface or an inclined surface.

Alternatively, the structure of the positioning ring rib 122 described in the present embodiment is not limited to the circular ring structure, for example, the structure of the positioning ring rib 122 in the present embodiment may also be a rectangular ring structure with a hollow interior surrounded by a plastic strip.

In an embodiment, the positioning ring rib 122 and the positioning groove 116 are both of a central symmetrical structure, and the clamping hole 121 can correspond to any one of the clamping grooves 115. Specifically, in the embodiment provided with the clips 131, the clip slots 115 and the clip holes 121, the distribution of the plurality of clip holes 121 in the positioning ring rib 122 is also centrosymmetric, and the symmetric center line thereof coincides with the symmetric center line of the positioning ring rib 122. The plurality of catching grooves 115 may be regarded as a part of the positioning groove 116 and thus have the same symmetrical center line. Specifically, the knob assembly 10 has a central axis (i.e., a symmetrical central axis), the plurality of locking grooves 115 are distributed in a central symmetrical manner with the central axis as a center, the plurality of locking hooks 131 are also distributed in a central symmetrical manner with the central axis as a center, and the plurality of locking holes 121 are also distributed in a central symmetrical manner with the central axis as a center. So, can realize the multiple angle of the installation of position ring muscle 122 and positioning groove 116 through the adjustment location for decorate piece 12 and can have different installation angles relative to knob main part 11, decorate the instruction muscle 123 on the piece 12 and can point to different directions, need not be to the different instruction direction change moulds, consequently can practice thrift the mould, reduce manufacturing cost.

Referring to fig. 5 and 8, the number of the slots 115 formed on the knob body 11 is greater than the number of the buckles 131 on the patch 13. Specifically, in an embodiment, the knob body 11 is provided with four locking grooves 115, and the four locking grooves 115 are uniformly distributed around the central axis, that is, an included angle between two adjacent locking grooves 115 is 90 °. The patch 13 is provided with two buckles 131, and the two buckles 131 are uniformly distributed around the central axis, that is, the two buckles 131 are distributed at 180 degrees. When the knob assembly is installed, the two buckles 131 can be matched with any two of the clamping grooves 115 with an included angle of 180 degrees, the two buckles 131 are matched with the clamping grooves 115 in different directions, the knob assembly 10 can have different installation angles, and the indication ribs 123 can indicate different directions.

For the four card slots 115 and two snaps 131 embodiment, there are four different angular orientations between the knob body 11 and the patch 13.

In addition, the included angle between the two buckles 131 is 180 degrees, so that the connection is more firm due to the structure of the buckles 131 and the clamping grooves 115 after matching.

Referring to fig. 6 again, in an embodiment, a mounting groove 124 is formed on a surface of the decoration sheet 12 facing away from the knob body 11, and the patch 13 is mounted in the mounting groove 124. According to an embodiment of the present invention, the thickness of the patch 13 may be equal or substantially equal to the depth of the mounting groove 124, such that the surface of the patch 13 facing away from the mounting groove 124 is flush with the surface of the decorative sheet 12 facing away from the second end 112. By mounting the patch 13 in the mounting slot 124, on the one hand, deformation of the patch 13 due to over-thinness can be avoided, and on the other hand, mounting and positioning of the patch 13 are facilitated.

In an embodiment, the mounting groove 124 is provided with an indication rib 123, and the patch 13 is provided with an avoidance hole 132 for avoiding the indication rib 123. The indication rib 123 in this embodiment is used to point to scales on the oven body, such as a firepower scale, and in the process of rotating the knob assembly 10, the indication rib 123 rotates along with the scale, so as to point to a corresponding large firepower or small firepower or a fire-off state. The indicator rib 123 may also serve as a locating structure for locating the mounting of the patch 13.

In this embodiment, the indication rib 123 is an elongated rib, the indication rib 123 extends substantially along the radial direction of the mounting groove 124, and the outer end of the indication rib 123 is connected to the wall of the mounting groove 124.

The height of instruction muscle 123 can equal with the groove depth of mounting groove 124, according to the utility model discloses an embodiment, the height of instruction muscle 123, the groove depth of mounting groove 124 and the thickness three of paster 13 all equal, so, after installation paster 13 in mounting groove 124, this paster 13 and instruction muscle 123 parallel and level avoid the phenomenon of height dislocation to appear between the two.

Referring to fig. 9 in combination, fig. 9 is a front view of the knob assembly 10, in which the height of the indication rib 123, the depth of the installation groove 124 and the thickness of the adhesive sheet are all equal, and therefore, when viewed from the front, the height of the entire knob assembly 10 (the height here refers to the thickness in the left-right direction in fig. 9) is the sum of the heights of the knob body 11 and the decoration sheet 12 excluding the positioning ring rib 122. The arrangement of the patch 13 does not affect the overall height of the knob assembly 10, and does not result in an increase in the height of the knob assembly 10.

The knob assembly 10 is substantially cylindrical, so that when viewed from all around, the knob assembly 10 is divided into two parts, namely a knob body 11 and a decoration sheet 12, the two parts can be made of different materials and different colors, and different types of knob assemblies 10 can be produced according to the needs of users.

Referring to fig. 10 in combination, fig. 10 is a top view of the knob assembly 10, in which the patch 13 only covers a part of the surface of the decoration sheet 12, so that the decoration sheet 12 is exposed to a ring structure around the patch 13 and is disposed around the patch 13. When the decorative sheet 12 and the patch 13 are made of different color materials, the end surface of the knob assembly 10 where the patch 13 is arranged can display two different colors, and the modeling is more flexible. In this embodiment, the top patch 13 and the decoration sheet 12 can be designed to have various appearances, so that the knob assembly 10 has various and differentiated appearances.

Specifically, the decorative sheet 12 has a mounting portion facing the second end 112 and an annular portion provided around the periphery of the mounting portion. The mounting portion and the annular portion may together form a disc-like structure. The retaining ring rib 122 is disposed on a side of the disc-shaped structure facing the second end 112.

The patch 13 is mounted on the surface of the mounting portion facing away from the knob body 11. The patch 13 is also generally sheet-like or plate-like in shape generally similar to the mounting portion of the decorative sheet 12. According to an embodiment of the invention, the patch 13 covers the surface of the mounting portion facing away from the second end. In one embodiment, the mounting portion is disc-shaped and the patch 13 is correspondingly disc-shaped. Of course, in other embodiments, the patch 13 may only partially cover the surface of the mounting portion facing away from the second end.

Referring again to fig. 10, it is apparent from fig. 10 that the annular portion of the decorative sheet 12 is exposed outside the patch 13, i.e., the annular portion surrounds the periphery of the patch 13.

The decorative sheet 12 is substantially plate-shaped or sheet-shaped and has a similar shape to the second end 112 of the knob body 11, i.e., the outer side surfaces of the decorative sheet 12 and the knob body 11 can be flush with each other after the decorative sheet is mounted on the knob body. Specifically, the outer side surface of the annular portion is flush with the outer side surface of the knob body 11, that is, the outer diameter of the annular portion is equal to the outer diameter of the knob body 11, and the annular portion is disposed coaxially with the knob body 11. Of course, both the ring portion and the knob body 11 may be square.

As for the decorative sheet 12, it includes the mounting portion and the annular portion, when the annular portion is pressed, the mounting portion can well maintain the shape of the annular portion, improve the strength thereof, thereby avoiding the breakage of the annular portion. So for traditional decoration ring structure, the utility model provides a decoration piece has higher intensity, and the structure is more stable.

In addition, the annular part can be further provided with indicator lamps, specifically, the annular part is provided with a plurality of indicator lamps which are distributed at intervals along the circumferential direction of the annular part, or the annular part is provided with a circle of lamp strips. The arrangement of the indicator light can enable the knob assembly 10 to have more shapes, and meet the requirements of different users.

The utility model discloses a hide split type buckle 131 structure, buckle 131 hides in the draw-in groove 115 of decorating piece 12 and knob main part 11, and draw-in groove 115 hides again in positioning groove 116. The decoration sheet 12, the top patch 13 and the knob body 11 are fixed up and down through the buckle 131, and the decoration sheet 12 and the knob body 11 are in interference fit through the positioning ring rib 122 and the positioning groove 116.

For the fracture that this kind of simple annular structure of decorative ring exists and the problem that drops in the traditional scheme, the utility model discloses well decorative piece 12 structure is more stable, and buckle formula mechanical structure guarantees the reliability that top paster 13, decorative piece 12 and knob main part 11 are connected, and the location between decorative piece 12 and knob main part 11 can solve knob subassembly 10 circumferencial direction rotation problem through interference fit.

To the knob subassembly 10 of cooking utensils, there are multiple installation angle problems, this can be through decorating the adjustment of the orientation between piece 12 and the knob main part 11 and reach the purpose, need not to change the mould, can reduce mould quantity like this, reduction in production cost. After the knob assembly 10 is disassembled into three parts, when any one part is damaged, the corresponding part is only needed to be replaced for continuous use, so that the cost is saved.

The utility model discloses still provide a gas-cooker, the gas-cooker includes the kitchen body and knob subassembly 10, the kitchen body has a valve rod, knob subassembly 10's knob main part 11 with the valve rod is connected to adjust the firepower size of the kitchen body. For a detailed structure of the knob assembly 10, please refer to the above embodiments, which are not described herein.

Specifically, the body of the gas range has a table top on which a valve stem is provided, and the knob assembly 10 is installed by being inserted into the valve stem in the up-down direction. In this application scenario, the patch 13 of the knob assembly 10 is disposed upward, so that the user can directly see that the annular portion of the decorative sheet 12 surrounds the outer periphery of the patch 13 from the top down, i.e., see the shape shown in fig. 10.

In other embodiments, the valve stem may be installed at the front, i.e., the side of the oven body, and the knob assembly 10 is installed by being inserted into the valve stem from the front to the rear direction. In this application scenario, the patch 13 of the knob assembly 10 is disposed forward, and the user can see the side of the knob assembly 10 when looking from the top down, wherein the knob body 11 and the decorative sheet 12 are arranged in the front-back direction, i.e., see the shape shown in fig. 9.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. A knob assembly, comprising:

2. The knob assembly according to claim 1, wherein the connecting structure comprises a snap and a slot, wherein the snap is provided on one of the patch and the knob body, and the slot is provided on the other for the snap to engage.

3. The knob assembly according to claim 2, wherein the decorative sheet has a locking hole, and the locking member passes through the locking hole and is locked with the locking groove.

4. The knob assembly according to claim 3, wherein a positioning ring rib is further provided on a surface of the decorative sheet facing the knob body, and a positioning groove is provided on the knob body, and the positioning ring rib is tightly fitted with the positioning groove.

5. The knob assembly according to claim 4, wherein the positioning ring rib and the positioning groove are both of a central symmetrical structure, and the engaging hole can correspond to any one of the engaging grooves.

6. The knob assembly according to claim 5, wherein the number of said slots formed in said knob body is greater than the number of said clips formed on said patch.

7. The knob assembly according to claim 4, wherein the retainer ring rib surrounds the catching hole, and the catching groove is formed at a groove bottom of the retainer groove.

8. The knob assembly according to claim 4, wherein the retainer ring has a plurality of retainer corners, and the retainer groove is fitted to the retainer ring.

9. The knob assembly according to any one of claims 3 to 8, wherein a surface of the decorative sheet facing away from the knob body is formed with a mounting groove, and the patch is mounted in the mounting groove.

10. The knob assembly according to claim 9, wherein the locking hole is formed at a bottom of the mounting groove.

11. The knob assembly according to claim 9, wherein an indication rib is provided in the mounting groove, and the patch is provided with an avoidance hole for avoiding the indication rib.

12. The knob assembly according to claim 1, wherein the decorative sheet and the patch are both plastic pieces, and the knob body is a metal piece.

13. A gas range comprising a burner body and a knob assembly according to any one of claims 1 to 12, the burner body having a valve stem, the knob body of the knob assembly being connected to the valve stem.