CN217030151U - Knob and kitchen appliance - Google Patents
Knob and kitchen appliance Download PDFInfo
- Publication number
- CN217030151U CN217030151U CN202122589221.5U CN202122589221U CN217030151U CN 217030151 U CN217030151 U CN 217030151U CN 202122589221 U CN202122589221 U CN 202122589221U CN 217030151 U CN217030151 U CN 217030151U
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- China
- Prior art keywords
- clamping groove
- barb
- knob
- valve rod
- elastic sheet
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 229920001296 polysiloxane Polymers 0.000 claims description 3
- 239000012634 fragment Substances 0.000 description 13
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a knob and a kitchen appliance. The knob comprises a knob body, wherein a first clamping groove and a second clamping groove communicated with the first clamping groove are formed in the knob body; the elastic piece is arranged in the first clamping groove, one side, close to an inlet of the first clamping groove, of the elastic piece is provided with a barb, the elastic piece is arranged between the first clamping groove and the second clamping groove, in addition, an arched part of the elastic piece extends into the second clamping groove, when a valve rod of a knob is inserted into the second clamping groove, the elastic piece extrudes the valve rod so as to enable the connection between the valve rod and the knob body to be realized, the end part of the elastic piece is provided with the barb, when the valve rod is pulled out of the second clamping groove, the valve rod pushes the elastic piece to be unfolded towards the direction close to the first clamping groove, at the moment, the barb of the elastic piece is clamped on the side wall of the first clamping groove so as to avoid the elastic piece from being separated from the first clamping groove. The kitchen appliance provided by the utility model comprises the knob.
Description
Technical Field
The utility model relates to the technical field of kitchen appliances, in particular to a knob and a kitchen appliance.
Background
In the existing knob, the assembly between the knob body and the valve rod is generally realized by utilizing the interference fit between the elastic sheet arranged in the knob body and the valve rod, so that the elastic sheet is compressed to generate friction force, and the mutual fixation between the knob body and the valve rod is realized. At the in-process of the relative valve rod plug of knob body, the shell fragment can follow the valve rod and remove under the effect of the frictional force between with the valve rod, then deviate from in the knob body, and at this in-process, the shell fragment can be opened under the extrusion of valve rod. Consequently, after inserting and pulling out many times of the relative valve rod of knob body, the shell fragment can lose elasticity gradually to cause the unable rethread shell fragment of knob body and the frictional force between the valve rod, and realize fixedly between the valve rod.
Therefore, a knob is needed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve at least one of the problems in the prior related art to a certain extent, and therefore the utility model provides the knob, which can lock the elastic sheet in the knob body when the knob body is pulled out relative to the valve rod, so that the elastic sheet is prevented from being separated from the knob body, and the elasticity of the elastic sheet is ensured.
The above purpose is realized by the following technical scheme:
a knob, comprising:
the knob comprises a knob body, a first clamping groove and a second clamping groove, wherein the first clamping groove and the second clamping groove are formed in the knob body;
the elastic sheet is arranged in the first clamping groove, one side, close to an inlet of the first clamping groove, of the elastic sheet is provided with a barb, the elastic sheet is arranged between the first clamping groove and the second clamping groove, an arched portion of the elastic sheet extends into the second clamping groove, when a valve rod of the knob is inserted into the second clamping groove, the elastic sheet extrudes the valve rod, so that connection between the valve rod and the knob body is achieved, the end portion of the elastic sheet is provided with the barb, when the valve rod is pulled out of the second clamping groove, the valve rod pushes the elastic sheet to be close to the first clamping groove and expand in the direction, and at the moment, the barb of the elastic sheet is clamped on the side wall of the first clamping groove to avoid the elastic sheet being pulled out of the first clamping groove.
Optionally, the barb includes a first barb disposed on one side of one end of the resilient tab.
Optionally, the barb includes a second barb, and the second barb is disposed on the other side of the one end of the elastic sheet and is symmetrical to the first barb.
Optionally, the first barb and the second barb are disposed at an entrance of the elastic sheet close to the first clamping groove.
Optionally, an inner wall of the first engaging groove is a flexible member.
Optionally, the flexible member is a silicone member or a rubber member.
Optionally, the both sides of first draw-in groove are provided with first spacing draw-in groove and the spacing draw-in groove of second, first barb stretches into in the spacing draw-in groove of second and with the spacing draw-in groove joint of second, the second barb stretches into in the first spacing draw-in groove and with first spacing draw-in groove joint.
Optionally, the lateral part of the second clamping groove is provided with a first limiting surface, one side of the valve rod is provided with a second limiting surface, the second limiting surface is attached to the first limiting surface, and when the knob body rotates, the knob body drives the valve rod to rotate.
Optionally, the bottom of the elastic sheet abuts against the bottom of the first clamping groove.
The utility model also provides a kitchen appliance comprising the knob.
Compared with the prior art, the utility model at least comprises the following beneficial effects:
according to the knob, the barb is arranged at the end part of the elastic sheet, so that when the valve rod is pulled out of the second clamping groove, the middle part of the elastic sheet is unfolded towards the direction of the first clamping groove under the action of the valve rod, and the barb of the elastic sheet is clamped into the side wall of the first clamping groove, so that the elastic sheet is prevented from being separated from the first clamping groove along with the valve rod, and the problems that when the valve rod is disassembled in a knob body in the prior art, the elastic sheet is separated from the knob body along with the valve rod, and when the separation frequency of the elastic sheet is increased, the elasticity of the elastic sheet is reduced, so that the knob body can be loosened relative to the valve rod until the knob cannot be used are solved.
Drawings
Fig. 1 is a schematic view illustrating an assembly between a knob body and a spring plate according to an embodiment of the present invention;
FIG. 2 is an exploded view of FIG. 1;
fig. 3 is a cross-sectional view of the knob body and the resilient plate according to the embodiment of the present invention.
In the figure:
1. a knob body;
2. a knob lever portion; 21. a second card slot; 211. a first limiting surface; 22. a first card slot; 221. a second limiting clamping groove; 222. a first limit clamping groove;
3. a spring plate; 31. a first barb; 32. a second barb.
Detailed Description
The present invention is illustrated by the following examples, but the present invention is not limited to these examples. Modifications of the embodiments of the utility model, or equivalent substitutions for parts of technical features without departing from the spirit of the utility model, should be included in the scope of the claims of the utility model.
Referring to fig. 1-3, the present invention provides a knob, which includes a knob body 1 and a resilient piece 3. A first clamping groove 22 and a second clamping groove 21 communicated with the first clamping groove 22 are arranged in the knob body 1. Shell fragment 3 sets up in first draw-in groove 22, one side that is close to first draw-in groove 22 entry of shell fragment 3 is provided with the barb, shell fragment 3 sets up between first draw-in groove 22 and second draw-in groove 21, and, the hunch-up portion of shell fragment 3 stretches into in the second draw-in groove 21, when the valve rod of knob inserts in the second draw-in groove 21, shell fragment 3 extrudes the valve rod, so that realize being connected between valve rod and the knob body 1, the tip of shell fragment 3 is provided with the barb, when the valve rod is extracted from second draw-in groove 21, the valve rod promotes shell fragment 3 and expandes towards the direction that is close to first draw-in groove 22, at this moment, the barb card of shell fragment 3 is established on the lateral wall of first draw-in groove 22, in order to avoid shell fragment 3 to deviate from first draw-in groove 22.
According to the knob provided by the utility model, the end part of the elastic sheet 3 is provided with the barb, so that when the valve rod is pulled out from the second clamping groove 21, the middle part of the elastic sheet 3 is unfolded towards the direction of the first clamping groove 22 under the action of the valve rod, the barb of the elastic sheet 3 is clamped into the side wall of the first clamping groove 22, and the locking effect on the elastic sheet 3 is achieved, so that the elastic sheet 3 is prevented from being pulled out from the first clamping groove 22 along with the valve rod, and the problems that when the knob body 1 in the prior art is disassembled from the valve rod, the elastic sheet 3 is pulled out from the knob body 1 along with the valve rod, and the elastic force of the elastic sheet 3 is reduced along with the increase of the pulling-out times of the elastic sheet 3, so that the knob body 1 can be loosened relative to the valve rod until the knob cannot be used are solved.
Optionally, the knob body 1 includes a knob housing and a knob rod portion 2 disposed in the middle of the knob housing, and the first locking groove 22 and the second locking groove 21 are disposed on the knob rod portion 2.
Optionally, the barbs include a first barb 31, and the first barb 31 is disposed on one side of one end of the elastic sheet 3, so that when the valve rod moves relative to the knob body 1, the first barb 31 is inserted into a side wall of the first slot 22, thereby preventing the portion of the elastic sheet 3 located on the first barb 31 from moving relative to the first slot 22.
Optionally, the barbs include a second barb 32, and the second barb 32 is disposed on the other side of one end of the elastic sheet 3 and is symmetrical to the first barb 31, so that when the valve rod moves relative to the knob body 1, the second barb 32 is inserted into the side wall of the first clamping groove 22, and thus the part of the elastic sheet 3 located on the second barb 32 is prevented from moving relative to the second clamping groove 21.
Optionally, the first barb 31 and the second barb 32 are disposed at the entrance of the elastic sheet 3 near the first catching groove 22.
Optionally, the inner wall of the first card slot 22 is a soft member, so that the first barb 31 and the second barb 32 can be inserted into the inner wall of the first card slot 22.
Optionally, the flexible member is a silicone member, but in other embodiments, the flexible member may also be a rubber member or a sponge member, which is not limited herein.
Optionally, a first limiting clamping groove 222 and a second limiting clamping groove 221 are disposed on two sides of the first clamping groove 22, the first barb 31 extends into the second limiting clamping groove 221 and is clamped with the second limiting clamping groove 221, and the second barb 32 extends into the first limiting clamping groove 222 and is clamped with the first limiting clamping groove 222. On one hand, the arrangement of the first limiting clamping groove 222 and the second limiting clamping groove 221 is beneficial to limiting the elastic sheet 3, so that the elastic sheet 3 can be contracted and expanded along the preset direction, and the stability of the knob is improved; on the other hand, when the first barb 31 slides along the second limiting clamping groove 221 and moves towards the opening close to the first clamping groove 22, the first barb 31 is inserted into the inner wall of the second limiting clamping groove 221, and when the second barb 32 slides along the first limiting clamping groove 222 and moves towards the opening close to the first clamping groove 22, the second barb 32 is inserted into the inner wall of the first limiting clamping groove 222, so that the locking of the elastic sheet 3 is realized, and the elastic sheet 3 is prevented from being separated from the first clamping groove 22.
Optionally, the inner walls of the first limiting clamping groove 222 and the second limiting clamping groove 221 are both provided with a flexible member, so that the first barb 31 is inserted into the inner wall of the second limiting clamping groove 221, and the second barb 32 is inserted into the inner wall of the first limiting clamping groove 222.
Optionally, a first limiting surface 211 is disposed on a side portion of the second clamping groove 21, a second limiting surface is disposed on one side of the valve rod, and the second limiting surface is attached to the first limiting surface 211, so that when the knob body 1 rotates, the knob body 1 drives the valve rod to rotate.
Optionally, the bottom of the elastic piece 3 abuts against the bottom of the first clamping groove 22, so that when the elastic piece 3 is unfolded toward the direction close to the first clamping groove 22 under the action of the valve rod, the end, close to the opening of the first clamping groove 22, of the elastic piece 3 is unfolded toward the direction close to the opening of the first clamping groove 22, so that the first barb 31, close to the opening of the first clamping groove 22, arranged on the elastic piece 3 is inserted into the inner wall of the second limiting clamping groove 221, and the second barb 32 is inserted into the inner wall of the first limiting clamping groove 222.
The utility model also provides a kitchen appliance comprising the knob.
What has been described above are merely some of the embodiments of the present invention. It will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the utility model.
Claims (10)
1. A knob, comprising:
the knob comprises a knob body (1) which is internally provided with a first clamping groove (22) and a second clamping groove (21) communicated with the first clamping groove (22);
the spring plate (3) is arranged in the first clamping groove (22), one side, close to an inlet of the first clamping groove (22), of the spring plate (3) is provided with a barb, the spring plate (3) is arranged between the first clamping groove (22) and the second clamping groove (21), an arched part of the spring plate (3) extends into the second clamping groove (21), when a valve rod of the knob is inserted into the second clamping groove (21), the spring plate (3) extrudes the valve rod to enable the valve rod to be connected with the knob body (1), the end part of the spring plate (3) is provided with the barb, when the valve rod is pulled out of the second clamping groove (21), the valve rod pushes the spring plate (3) to be unfolded towards the direction close to the first clamping groove (22), at the moment, the barb of the spring plate (3) is clamped on the side wall of the first clamping groove (22), so as to prevent the elastic sheet (3) from being separated from the first clamping groove (22).
2. The knob according to claim 1, characterized in that said barb comprises a first barb (31), said first barb (31) being arranged on one side of one end of said elastic sheet (3).
3. The knob according to claim 2, characterized in that the barbs include a second barb (32), and the second barb (32) is arranged on the other side of one end of the elastic sheet (3) and is symmetrical to the first barb (31).
4. The knob according to claim 3, characterized in that said first barb (31) and said second barb (32) are provided at the entrance of said elastic sheet (3) close to said first snap groove (22).
5. The knob according to claim 4, wherein the inner wall of said first slot (22) is a flexible member.
6. The knob of claim 5 wherein the flexible member is a silicone or rubber member.
7. The knob according to any one of claims 3 to 6, wherein a first limit slot (222) and a second limit slot (221) are arranged on two sides of the first slot (22), the first barb (31) extends into the second limit slot (221) and is clamped with the second limit slot (221), and the second barb (32) extends into the first limit slot (222) and is clamped with the first limit slot (222).
8. The knob according to any one of claims 2 to 6, wherein a first limiting surface (211) is disposed on a side portion of the second engaging groove (21), a second limiting surface is disposed on a side portion of the valve rod, the second limiting surface is attached to the first limiting surface (211), and when the knob body (1) rotates, the knob body (1) drives the valve rod to rotate.
9. The knob according to any of claims 1 to 6, wherein the bottom of the striking plate (3) abuts the bottom of the first slot (22).
10. A kitchen appliance comprising a knob according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122589221.5U CN217030151U (en) | 2021-10-26 | 2021-10-26 | Knob and kitchen appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122589221.5U CN217030151U (en) | 2021-10-26 | 2021-10-26 | Knob and kitchen appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217030151U true CN217030151U (en) | 2022-07-22 |
Family
ID=82439996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122589221.5U Active CN217030151U (en) | 2021-10-26 | 2021-10-26 | Knob and kitchen appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217030151U (en) |
-
2021
- 2021-10-26 CN CN202122589221.5U patent/CN217030151U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |