CN103151209B - Knob - Google Patents
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- CN103151209B CN103151209B CN201310110014.4A CN201310110014A CN103151209B CN 103151209 B CN103151209 B CN 103151209B CN 201310110014 A CN201310110014 A CN 201310110014A CN 103151209 B CN103151209 B CN 103151209B
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- knob
- section
- functional unit
- paragraph
- panel
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- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
- Mechanisms For Operating Contacts (AREA)
Abstract
The invention provides a knob, which is provided with an operating part, a clamping part, and a connecting part with elasticity, wherein the connecting part is provided with a first section part of which one end part is connected with the clamping part, a second section part of which one end part is connected with the operating part, and a third section part of which one end part is connected with the other end part of the first section part and the other end part is connected with the other end part of the second section part; the third section part is curved in a manner that the first section part can be displaced relative to the second section part through deformation of the third section part; a bulge is formed at one connecting part of the connecting part between the third section part and the first section part or the connecting part between the third section part and the second section part, and a groove is formed at the other connecting part; and the bulge can be clamped with the groove. The knob has the advantage that through self-deformation, phenomena such as breakage or screw looseness, even under the condition that a rotary switch is eccentric with a knob positioning hole, of the clamping part can be prevented from occurring.
Description
Technical field
The present invention relates to the knob on a kind of panel for being arranged on electronic product.
Background technology
In electronic product, panel is provided with knob, the co-end of knob is formed with cross projection and engages with the cross recess of the rotary switch in panel, the operative end of knob is exposed to outside panel, outer surface is formed with cross recess, for operating personnel's operation, rotates knob.But, in the processing, assembling process of electronic product, often there is certain tolerance, the axial line of the knob location hole on the axial line of rotary switch and panel can be caused out-of-line, namely bias occurs.So, also can there is eccentric phenomenon between knob and rotary switch after assembling.And existing knob is not owing to having elasticity and being arranged to co-end and operative end is positioned on an axis, so work as the larger occasion of tolerance, the situation of the fracture of easy generation co-end or sliding tooth etc. occurs, thus have impact on the serviceability of electronic product greatly.
Summary of the invention
In view of the above problems, object is to provide a kind of knob in the present invention, by the deformation of self, even if there is eccentric occasion in the knob location hole on rotary switch and panel, and the generation of the fracture that also can prevent engaging part or the situation sliding tooth etc.
Technical scheme 1 of the present invention is that a kind of knob, for being arranged on panel, has: functional unit, and under the state that described knob is arranged on described panel, this functional unit is exposed to the outside of described panel, operates for operating personnel, engaging part, this engaging part is used for engaging with the rotary switch of the inside of described panel, and link, described functional unit is connected with described engaging part by this link, and described link has elasticity, and has: first paragraph portion, and an end in this first paragraph portion is connected with described engaging part, second segment portion, an end in this second segment portion is connected with described functional unit, and the 3rd section of portion, one end in the 3rd section of portion is connected with the other end in described first paragraph portion, the other end in the 3rd section of portion is connected with the other end in described second segment portion, and to bend to by the deformation in described 3rd section of portion described first paragraph portion and described second segment portion can relative displacement, arbitrary place in the connecting portion of the other end in an end in described 3rd section of portion and the connecting portion of the other end in described first paragraph portion or the other end in the 3rd section of portion and described second segment portion is formed with projection, another place is formed with groove, under the state that described knob is arranged on described panel, described projection engages with described groove.
Due in knob of the present invention, link has elasticity, and enable described first paragraph portion and described second segment portion relative displacement by the deformation in described 3rd section of portion, even if so there is eccentric occasion in the knob location hole on rotary switch and panel, the generation of the fracture that also can prevent engaging part or the situation sliding tooth etc., and because the bounce in the 3rd section of portion, the engaging part of knob can engage more closely with rotary switch, the phenomenons such as the sliding tooth preventing both contact deficiencies to cause or inefficacy.And under the state being arranged on panel at knob, projection engages with groove, so, when rotating knob, the error that knob self moment of torsion causes also can be eliminated.
Technical scheme 2 of the present invention is, the knob according to technical scheme 1, and wherein, the connecting portion that the end in described first paragraph portion is connected with described engaging part is on the axial line of described engaging part.
Due in knob of the present invention, connecting portion, on the axial line of engaging part, so when engaging part snaps in rotary switch, can ensure the uniform force of engaging part.
Technical scheme 3 of the present invention is, the knob according to technical scheme 1, and wherein, under the state that described knob is not arranged on described panel, from a side of described knob, described 3rd section of portion bends to basic C-shaped.
Due in knob of the present invention, described 3rd section of portion bends to basic C-shaped, so structure simply can be utilized to realize preventing this effect of generation of the situation of the fracture of engaging part or sliding tooth etc.
Technical scheme 4 of the present invention is, knob according to technical scheme 1, wherein, be formed with projection at the connecting portion an of end in described 3rd section of portion and the other end in described first paragraph portion, be formed with groove at the connecting portion of the other end in described 3rd section of portion and the other end in described second segment portion.
Technical scheme 5 of the present invention is, knob according to technical scheme 1, wherein, the connecting portion that one end in described second segment portion is connected with described functional unit, offset relative to the axial line of described functional unit, the direction that the direction of this skew is outstanding in the plane of the axial line perpendicular to described functional unit relative to described first paragraph portion with described 3rd section of portion is contrary.
Due in knob of the present invention, connecting portion offsets relative to the axial line of described functional unit, and the direction outstanding relative to described first paragraph portion with described 3rd section of portion, the direction of this skew is contrary, so larger deformation can occur link, thus engaging part and functional unit can do larger relative displacement in the horizontal direction.
Technical scheme 6 of the present invention is, knob according to technical scheme 1, wherein, described first paragraph portion extends towards described functional unit in the opposite direction obliquely from the side that one end deflection is outstanding the plane of the axial line perpendicular to described functional unit relative to described first paragraph portion with described 3rd section of portion, and described second segment portion extends towards described engaging part in the opposite direction obliquely from the side that one end deflection is outstanding the plane of the axial line perpendicular to described functional unit relative to described first paragraph portion with described 3rd section of portion.
Due in knob of the present invention, first paragraph portion and the 3rd section of portion tilt to extend along afore mentioned rules direction, so larger deformation can occur link, thus engaging part and functional unit can do larger relative displacement in the horizontal direction.
Technical scheme 7 of the present invention is, according to the knob in technical scheme 1-6 described in any one, wherein, the circumference of the medial surface of described functional unit is formed with at least two clamping parts, under the state that described knob is arranged on described panel, the medial surface buckle of described at least two clamping parts and described panel.
Due in knob of the present invention, the circumference of the medial surface of functional unit is formed with at least two clamping parts, so simple structure can be utilized to be installed more reliably on the panel by knob.
Accompanying drawing explanation
Fig. 1 is the stereogram of state on the panel not being arranged on electronic product representing knob of the present invention.
Fig. 2 is the side view of state on the panel not being arranged on electronic product representing knob of the present invention.
Fig. 3 is the side view of state on the panel being arranged on electronic product representing knob of the present invention.
Embodiment
Below, with reference to Fig. 1-3, example of the present invention is described.
Knob of the present invention may be used for being arranged on the panel of electronic product.As shown in Figure 1, Figure 2 and shown in Fig. 3, knob 1 has: the functional unit 2 being positioned at bottom, superposed engaging part 3 and between functional unit 2 and engaging part 3, the link 4 of attended operation parts 2 and engaging part 3.
The outside of panel is exposed under the state that functional unit 2 is arranged on panel at knob 1.The surface being exposed to the outside of panel of functional unit 2 is formed with criss-cross groove, can be used for operating personnel to utilize the instruments such as screwdriver to embed in this groove, rotate knob 1.The circumference of the upper side of functional unit 2 is formed with two clamping parts 6,6.These two clamping parts 6,6 axial line O2 that is relative and functional unit 2 is relatively arranged.The upper end of clamping part 6,6 is formed with the buckle pawl 61,61 that both sides are outstanding to the left and right.Under the state that knob 1 is arranged on panel, the buckle pawl 61,61 of clamping part 6,6 and the medial surface buckle of panel.
The top of engaging part 3 is formed with criss-cross projection, and the cross recess formed on the rotary switch of the inside with panel engages.
Link 4 is made up of elastoplast, has elasticity.Link 4 has: superposed first paragraph portion 41; Be positioned at the second segment portion 42 of bottom; And between first paragraph portion 41 and second segment portion 42, connect the 3rd section of portion 43 in first paragraph portion 41 and second segment portion 42.
The upper end in first paragraph portion 41 is connected with engaging part 3, and both connecting portions are on the axial line O1 of engaging part 3.First paragraph portion 41 extends obliquely downward from this deflection right, upper end.
The bottom in second segment portion 42 is connected with functional unit 2, and the connecting portion that the bottom in second segment portion 42 is connected with functional unit 2 offsets relative to the axial line O2 of functional unit 2, and the direction of this skew is right.The amount of this skew suitably can be arranged according to the offset in the axle center of the knob location hole on the axle center of rotary switch and panel.Second segment portion 42 extends obliquely upward from this deflection right, bottom.
The upper end in the 3rd section of portion 43 is connected with the bottom in first paragraph portion 41, and the bottom in the 3rd section of portion 43 is connected with the upper end in second segment portion 42.3rd end 43 is bent to and to be made by the deformation in the 3rd section of portion 43 first paragraph portion 41 and second segment portion 42 can relative displacement.Namely, under the state not being arranged on panel at knob 1, the 3rd section of portion 43 bends to basic C-shaped outstanding to the left.
Be formed with projection 7 at the connecting portion of the upper end in the 3rd section of portion 43 and the bottom in first paragraph portion 41, be formed with groove 8 at the connecting portion of the bottom in the 3rd section of portion 43 and the upper end in second segment portion 42.Projection 7 and groove 8 are relatively arranged.Under the state that knob 1 is arranged on panel, projection 7 engages with groove 8.
When knob 1 is installed on panel, first the criss-cross projection on engaging part 3 top is limitedly snapped in the cross recess of rotary switch.Then the i.e. top bulldozing operation parts 2 to the direction inside panel, link 4 is subject to this pushing force generation elastic deformation, thus can make functional unit 2 relative to engaging part 3 at above-below direction or perpendicular to free displacement in the plane of above-below direction.Bulldozing operation parts 2 are until the buckle pawl 61,61 of clamping part 6,6 and the medial surface buckle of panel.Now, the criss-cross projection on engaging part 3 top and the cross recess fluid-tight engagement of rotary switch, fully contact, and prevents sliding tooth, failure phenomenon that both contact deficiencies cause.
Meanwhile, the projection 7 of the connecting portion in the 3rd section of portion 43 and first paragraph portion 41 engages with the groove 8 in the 3rd section of portion 43 and second segment portion 42.When operating personnel rotate knob 1, because projection 7 engages with groove 8, so the link 4 especially error that causes of the 3rd section of self moment of torsion of portion 43 can be eliminated.
Experimentally calculate, when there is the elastic compression deformation of 1.2mm in the vertical direction in link 4, even if when the bias in the axle center of the knob location hole on the axle center of rotary switch and panel is 0.5mm, the generation of the situation of the fracture of engaging part 3 or sliding tooth etc. also can be prevented.
Above, best example of the present invention is illustrated, but the invention is not restricted to described example.About concrete structure, without departing from the scope of spirit of the present invention, can suitable change be carried out, also can above-mentioned example at random be combined.
In above-mentioned example, be described by the orientation of direction to parts up and down.But the description in these directions as restriction of the present invention, can not utilize the statement in direction to be up and down only used to the explanation facilitating above-mentioned example, makes explanation more easily be understood.
In above-mentioned example, the 3rd section of portion 43 bends to basic C-shaped.But the present invention is not limited thereto, the 3rd section of portion 43 also can bend to other shapes, such as, < shape etc.As long as the shape in the 3rd section of portion 3 is formed as to make first paragraph portion 41 and second segment portion 42 easily relative displacement after generation deformation.
In above-mentioned example, the outer surface of functional unit 2 is formed with cross recess, and the top ends of engaging part 3 is formed with criss-cross projection.Such as, but the present invention is not limited thereto, the outer surface of functional unit 2 also can be formed with the handle portion of handled easily personnel with hand direct control.The projection of the top ends of engaging part 3 also can be closed with the matching form of the groove rotating opening, form other shapes, or the top ends of engaging part 3 can be formed with groove, and rotate projection opening being formed respective shapes.
In above-mentioned example, be formed with projection 7 at the connecting portion of the upper end in the 3rd section of portion 43 and the bottom in first paragraph portion 41, be formed with groove 8 at the connecting portion of the bottom in the 3rd section of portion 43 and the upper end in second segment portion 42.But, the present invention is not limited thereto, such as, also can be formed with groove at the connecting portion of the bottom in the upper end in the 3rd section of portion 43 and first paragraph portion 41, be formed with the projection corresponding with groove shapes in the bottom in the 3rd section of portion 43 with the connecting portion of the upper end in second segment portion 42.
In above-mentioned example, the 3rd section of portion 43 bends to basic C-shaped outstanding to the left, and the connecting portion that the bottom in second segment portion 42 is connected with functional unit 2 offsets to the right relative to the axial line of functional unit 2.But the present invention is not limited thereto, also can bend to basic C-shaped outstanding to the right in the 3rd section of portion 43, the connecting portion that the bottom in second segment portion 42 is connected with functional unit 2 offsets to the left relative to the axial line of functional unit 2.As long as the direction that connecting portion offsets relative to the axial line O2 of functional unit 2 is contrary with the direction that the 3rd section of portion 43 gives prominence in the plane of the axial line O2 perpendicular to functional unit 2 relative to first paragraph portion 41.
In addition, also can not offset relative to the axial line of functional unit 2 by the connecting portion that is connected with functional unit 2 of the bottom in second segment portion 42, be namely positioned on the axial line of functional unit 2.
In above-mentioned example, the 3rd section of portion 43 bends to basic C-shaped outstanding to the left, and first paragraph portion 41 extends obliquely downward from deflection right, upper end, and second segment portion 42 extends obliquely upward from its deflection right, bottom.But the present invention is not limited thereto, also can bend to basic C-shaped outstanding to the right in the 3rd section of portion 43, first paragraph portion 41 extends obliquely downward from deflection left, upper end, and second segment portion 42 extends obliquely upward from its deflection left, bottom.As long as first paragraph portion 41 extends towards functional unit 2 in the opposite direction obliquely from the side that one end deflection is outstanding the plane of the axial line O2 perpendicular to functional unit 2 relative to first paragraph portion 41 with the 3rd section of portion 43, second segment portion 42 extends towards engaging part 3 in the opposite direction obliquely from the side that one end deflection is outstanding the plane of the axial line O2 perpendicular to functional unit 2 relative to first paragraph portion 41 with the 3rd section of portion 43.
In addition, also can not extend downward obliquely from upper end in first paragraph portion 41, second segment portion 42 does not extend obliquely upward.
In above-mentioned example, the circumference of the medial surface of functional unit 2 is formed with two clamping parts 6,6, under the state that knob 1 is arranged on panel, and the buckle pawl 61,61 of clamping part 6,6 and the medial surface buckle of panel.But, the present invention is not limited thereto, also can form buckle pawl on panel, and form the groove corresponding with buckle pawl on functional unit 2.Can guarantee that functional unit 2 is fixed on the structure on panel as long as have between panel and functional unit 2.
In above-mentioned example, link 4 is made up of elastoplast.Such as, but the present invention is not limited thereto, link 4 also can have flexible material by other, the formations such as vulcanie.
In above-mentioned example, the connecting portion that the upper end in first paragraph portion 41 is connected with engaging part 3 is on the axial line O1 of engaging part 3.But, the present invention is not limited thereto, described connecting portion also can on the axial line O1 of engaging part 3 to the left and right fore-and-aft direction suitably offset.
Claims (7)
1. a knob, for being arranged on the panel of electronic product, has:
Functional unit, under the state that described knob is arranged on described panel, this functional unit is exposed to the outside of described panel, carries out rotation process for operating personnel;
Engaging part, this engaging part is used for engaging with the rotary switch of the inside of described panel; And
Link, described functional unit is connected with described engaging part by this link,
The feature of this knob is,
Described link has elasticity, and has:
First paragraph portion, an end in this first paragraph portion is connected with described engaging part;
Second segment portion, an end in this second segment portion is connected with described functional unit; And
3rd section of portion, one end in the 3rd section of portion is connected with the other end in described first paragraph portion, the other end in the 3rd section of portion is connected with the other end in described second segment portion, and bends to by the deformation in described 3rd section of portion and enable described first paragraph portion and described second segment portion relative displacement
Arbitrary place in an end in described 3rd section of portion and the connecting portion of the other end in described first paragraph portion or the connecting portion of the other end in described 3rd section of portion and the other end in described second segment portion is formed with projection, and another place is formed with groove,
Under the state that described knob is arranged on described panel, described projection engages with described groove.
2. knob as claimed in claim 1, is characterized in that, the connecting portion that the end in described first paragraph portion is connected with described engaging part is on the axial line of described engaging part.
3. knob as claimed in claim 1, it is characterized in that, under the state that described knob is not arranged on described panel, from a side of described knob, described 3rd section of portion bends to basic C-shaped.
4. knob as claimed in claim 1, it is characterized in that, be formed with projection at the connecting portion an of end in described 3rd section of portion and the other end in described first paragraph portion, be formed with groove at the connecting portion of the other end in described 3rd section of portion and the other end in described second segment portion.
5. knob as claimed in claim 1, it is characterized in that, the connecting portion that one end in described second segment portion is connected with described functional unit, offset relative to the axial line of described functional unit, the direction that the direction of this skew is outstanding in the plane of the axial line perpendicular to described functional unit relative to described first paragraph portion with described 3rd section of portion is contrary.
6. knob as claimed in claim 1, it is characterized in that, described first paragraph portion extends towards described functional unit in the opposite direction obliquely from the side that one end deflection is outstanding the plane of the axial line perpendicular to described functional unit relative to described first paragraph portion with described 3rd section of portion, and described second segment portion extends towards described engaging part in the opposite direction obliquely from the side that one end deflection is outstanding the plane of the axial line perpendicular to described functional unit relative to described first paragraph portion with described 3rd section of portion.
7. the knob according to any one of claim 1-6, it is characterized in that, the circumference of the medial surface of described functional unit is formed with at least two clamping parts, under the state that described knob is arranged on described panel, and the medial surface buckle of described at least two clamping parts and described panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310110014.4A CN103151209B (en) | 2013-03-29 | 2013-03-29 | Knob |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310110014.4A CN103151209B (en) | 2013-03-29 | 2013-03-29 | Knob |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103151209A CN103151209A (en) | 2013-06-12 |
| CN103151209B true CN103151209B (en) | 2015-03-04 |
Family
ID=48549203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310110014.4A Active CN103151209B (en) | 2013-03-29 | 2013-03-29 | Knob |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103151209B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105286653B (en) * | 2015-11-12 | 2019-05-17 | 广东美的厨房电器制造有限公司 | Knob assembly and electric oven |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004040395A1 (en) * | 2003-08-23 | 2005-03-24 | Marquardt Gmbh | Electrical switch used as short-stroke key for keyboard or operating field has housing base provided with recess on its underside receiving projections of housing cover side edge |
| JP2010055792A (en) * | 2008-08-26 | 2010-03-11 | Tokai Rika Co Ltd | Multi-stage input rotary switch |
| JP2011054466A (en) * | 2009-09-03 | 2011-03-17 | Toyota Auto Body Co Ltd | Operation knob for vehicle |
| CN201689358U (en) * | 2010-03-19 | 2010-12-29 | 阿尔派株式会社 | Rotary operating device |
| CN202735889U (en) * | 2012-06-29 | 2013-02-13 | 长城汽车股份有限公司 | Manual controller knob error prevention mechanism |
-
2013
- 2013-03-29 CN CN201310110014.4A patent/CN103151209B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN103151209A (en) | 2013-06-12 |
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