CN101430982B

CN101430982B - Combined knob

Info

Publication number: CN101430982B
Application number: CN2008101742056A
Authority: CN
Inventors: 胡杰波
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-11-15
Filing date: 2008-11-07
Publication date: 2011-01-05
Anticipated expiration: 2028-11-07
Also published as: CN101430982A; WO2009062401A1; CN101188172A

Abstract

The invention provides a combination knob, comprising a knob seat; the lower part of the knob seat is provided with a shaft sleeve which is matched with a switch or a timer shaft core; the invention is characterized in that the combination knob also comprises a transparent window ring which is provided with a through hole at the middle part; the upper part of the knob seat is provided with a bulge which is inserted into the through hole of the window ring so as to connect the knob seat and the window ring into a whole. By adopting the structure, the combination knob has beautiful visible shape and can be applicable to different tools by arranging different designs and patterns, thus leading the types of the knob to be rich; meanwhile, the combination knob has the function of a convex lens owning to the external convex arc surface of the window ring, so as to lead the designs or patterns under the window ring to have amplification effect in vision; especially when the lumpy solid patterns are adopted, the perspective amplification effect can be generated by the refraction of the window ring; furthermore, the combination knob has simple structure and low cost.

Description

A kind of combined knob

Technical field

The present invention relates to a kind of knob, specifically refer to the knob in a kind of rotating shaft that is installed in control such as switch or timer parts.

Background technology

Along with the raising of people's living standard, the consumption market of household appliances has also obtained significant progress.And each not with the household appliances of remote control all from not the setting of control parts such as switch and timer, every control part comprises control part main body and knob usually again, control part main body is provided with a core, the knob bottom is provided with axle sleeve, knob is located on the core by the engage sleeves of this axle sleeve with the axle core, during use, can drive the axle core by rotary knob and rotate, controllable switch opens or closes and the fixed cycle operator of timer then.

For the ease of operation, above-mentioned knob usually is positioned at the conspicuous position of household appliances, yet, the structure of this class knob is comparatively dull at present, and style is outmoded, in the face of the household electrical appliances market of product competition fierceness, be installed in the effect that knob in many products can't play crucial touch, also just be unfavorable for improving the class of whole product, be helpless to the distribution of product, and finally make enterprise be difficult to obtain considerable interests repayment.

Summary of the invention

Technical problem to be solved by this invention be provide at above-mentioned prior art present situation a kind of simple in structure, cost is low and can improve the combined knob of product specification.

The present invention solves the problems of the technologies described above the technical scheme that is adopted: this combined knob comprises knob base, be provided with the axle sleeve that matches with switch or timer shaft core in the bottom of this knob base, it is characterized in that: comprise that also transparent middle part has the form circle of through hole, the top of described knob base then has a projection, described projection is inserted in the through hole of above-mentioned form circle and knob base and form circle is linked into an integrated entity

In such scheme, can be provided with patterned layer between described form circle lower surface and the knob base upper surface; This patterned layer can adopt following structure: promptly can be at form circle lower surface or/and be designed to rough solid grain with the corresponding knob base upper surface of this form circle lower surface; Perhaps at form circle lower surface or/and on the knob base upper surface, directly draw a design.Perhaps can between form circle lower surface and knob base upper surface, clamp patterned liner plate, make the kind of knob become rich and varied like this, to satisfy the use of different utensils.

In above-mentioned each scheme, be designed to the rounding off structure between form circle upper surface and the side and become the evagination cambered surface, promptly, can be designed to the rounding off structure between form circle upper surface and its lateral surface, perhaps be designed to the rounding off structure between form circle upper surface and the through hole medial surface, perhaps between form circle upper surface and its lateral surface, be designed to the rounding off structure simultaneously between form circle upper surface and the through hole medial surface, so both had operating handle preferably, make the form circle have the convex lens effect again, make the pattern or the decorative pattern that are positioned under it visually have amplification effect.At this moment, the top of described projection can be designed to and be somebody's turn to do equal sliding cambered surface or the plane that is connected of outer convex globoidal, and the outer surface that makes whole combined knob is the circular arc line structure.Certainly top that should projection also can be higher than outer convex globoidal or be lower than outer convex globoidal.

As a further improvement on the present invention, on the lower surface of described form circle, can be provided with reference column, and on described knob base, have a location hole that inserts for above-mentioned reference column, utilize cooperating of reference column and location hole, the form circle can be positioned on the knob base quickly and accurately, can prevent that the form circle from rotating, skidding with respect to knob base simultaneously.

The diameter of described reference column is good with the diameter that is designed to less than location hole, as long as firmly push, can make both phase close-fittings together like this.

In order to see the rotation of switch or timer intuitively, on this combined knob, can also be provided with the cue mark that an indicator cock or timer rotate, this cue mark can be formed by the end shadow of the reference column of seeing from form circle perspective.Also can be the cue mark that is different from this location styletable shadow, this cue mark can be positioned on the upper surface of form circle, or on the lower surface of form circle, perhaps is provided with simultaneously on the upper and lower surface of form circle, to satisfy the selection of different product.

In such scheme, can be between the upper surface of the lower surface of described form circle and the knob base of tackling mutually with this form circle lower surface for cambered surface cooperate, also can be for the inclined-plane cooperate, make the better effects if after solid grain and the pattern perspective.

In such scheme, projection can be designed to different shape, and promptly can be designed to cross section is that polygonal terrace with edge or cross section are the boss of petal-shaped structure etc., but preferred design becomes round platform, via design becomes and this round platform taper hole of interference fit mutually, is convenient to process the demoulding like this.

The interference fit of described round platform and taper hole can be realized by following mode: the medial surface of described taper hole can have identical gradient with the lateral surface of described round platform, and the lower port aperture of described taper hole is less than the diameter of going to the bottom of described round platform, during installation, adopting specific purpose tool to force to install cooperates, at this moment, under the effect of external force, the taper hole on the form circle can rise greatly or the lateral surface of round platform can dwindle, after round platform is inserted into taper hole, the inner surface of taper hole and the lateral surface of round platform are fastened; Perhaps the medial surface gradient of described taper hole is less than the lateral surface gradient of described round platform, and the lower port aperture of described taper hole after the assembling, makes the lower port of taper hole and the side face interference fit mutually of going to the bottom of round platform less than the diameter of going to the bottom of described round platform; Perhaps the medial surface gradient of described taper hole is greater than the lateral surface gradient of described round platform, and the upper port aperture of described taper hole is less than the upper base diameter of described round platform, the axial length of taper hole is less than the height of described round platform simultaneously, after the assembling, the upper base side face that can make the upper port of taper hole and round platform is interference fit mutually.

Compared with prior art, because the present invention has adopted transparent form coil structures, so not only make and himself have beautiful vision moulding, but also can by under the form circle, different patterns is set, decorative pattern is applicable to different utensils, as pattern is that the clock-type structure just is applicable to timer one class, as pattern is that the gear-type structure just is applicable to driving switch (as electric fan switch, temperature regulation switch etc.), thereby makes the kind of the knob rich and varied possibility that becomes that becomes; Utilize the convex lens effect that outer convex globoidal had of form circle simultaneously, make the pattern or the decorative pattern that are positioned under the form circle visually have amplification effect, thereby along with the rotation (perhaps the consumer is positioned on the different directions) of combined knob, just can see pattern as magic square variation, that amplify, especially the decorative pattern under being positioned at the form circle is by form circle self lower surface or/and during the rough solid grain of knob base upper surface institute moulding, by this form circle refraction with convex lens effect, can produce the transparent effect as the quartzy magic square.Therefore the present invention can make the consumer enjoy pleasing amplification pattern in the process of using electric equipment products, thereby both brought happy to the consumer, can play the effect of crucial touch again to product, and help to improve the class and the competitiveness of product, this combined knob is simple in structure simultaneously, and cost is low, in actual trial assembly, obtained beyond thought technique effect, thereby be worth in each household appliances, applying.

Description of drawings

Fig. 1 is the perspective view of the embodiment of the invention one;

Fig. 2 is the front view (the solid grain design sketch after perspective is amplified) of Fig. 1;

Fig. 3 is the three-dimensional exploded view of Fig. 1;

Fig. 4 is the back of the body parallax stereogram of Fig. 1;

Fig. 5 is the three-dimensional exploded view of Fig. 4;

Fig. 6 is the cutaway view of the embodiment of the invention one;

Fig. 7 is the cutaway view after knob base among Fig. 6, form circle separate;

Fig. 8 is higher than the structural representation of form circle upper surface for the convex top among Fig. 1;

Fig. 9 is positioned at structural representation on the form circle lower surface for cue mark in the embodiment of the invention two;

Figure 10 is the side cutaway view of Fig. 9;

Figure 11 is positioned at the structural representation on the convex globoidal outside the form circle for cue mark in the embodiment of the invention three;

Figure 12 is provided with cue mark for the outer convex globoidal of form circle in the embodiment of the invention four, and is provided with the structural representation of reference column on lower surface;

Figure 13 is the structural representation of the embodiment of the invention seven neutral body lines;

Figure 14 is the another kind of structural representation of the embodiment of the invention seven neutral body lines;

Figure 15 is the structural representation of the embodiment of the invention eight;

Figure 16 is the another kind of structural representation of the embodiment of the invention eight;

Figure 17 is the structural representation of the embodiment of the invention nine.

Embodiment

Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.

Embodiment one, and to shown in Figure 6, this combined knob is made up of knob base 1 and form circle 2 as Fig. 1, and wherein, the bottom of knob base 1 is provided with the axle sleeve 14 that matches with switch or timer shaft core, and the top of knob base then has a projection 11, and this convex design becomes a round platform.And form circle 2 is by transparent injection molding, as transparent ABS or transparent high strength engineering plastics such as PC, has through hole 21 at the middle part of perspective circle, this through hole 21 be designed to knob base 1 on the round platform taper hole of interference fit mutually.Simultaneously the upper surface at the knob base of tackling mutually with this form circle lower surface is designed to rough solid grain, here, the lower surface of form circle all be designed to the plane matching structure with the knob base upper surface that is somebody's turn to do with this form circle lower surface is tackled mutually, and three-dimensional lines is made up of equally distributed blockage 12, sees also Fig. 3.During assembling, in the through hole 21 with above-mentioned protruding 11 insertion form circles, knob base 1 and form circle 2 are linked into an integrated entity.Like this after assembling, just can see solid grain on the knob base 1 by transparent window circle 2, and, just can see the enlarged image of variation along with the rotation of combined knob, see also Fig. 2.

In the present embodiment, the interference fit of above-mentioned round platform and taper hole realizes in the following manner: the medial surface d of taper hole and the lateral surface D of above-mentioned round platform have identical gradient, and the lower port aperture Ф X of taper hole is slightly less than the diameter Ф X1 that goes to the bottom of round platform, see also Fig. 7, during installation, adopt specific purpose tool to force the through-hole alignment projection of form circle is also firmly pressed down, at this moment, through hole can rise greatly, thereby the form circle is fastened on the projection of knob base.

In order to prevent that both took place to rotate relative to skidding after above-mentioned form snare was on knob base, on form circle lower surface, also be provided with reference column 22, and on knob base, have a location hole 13 that inserts for above-mentioned reference column 22, and the diameter of reference column also is slightly less than the diameter of location hole and makes both phase close-fittings, see also Fig. 4 to Fig. 7, such structure also helps both and accurately installs, locatees.

In order to make the pattern of seeing have better effect, here, slyness excessively becomes evagination cambered surface 23 between form circle upper surface and the lateral surface, and at this moment, the form circle just has the effect of convex lens.Consider that simultaneously the present invention often will be touched by the consumer, the cambered surface 15 that top design becomes and this outer convex globoidal 23 links up smoothly mutually with projection, see also Fig. 6 and Fig. 7, the outer surface of whole like this combined knob is the circular arc line structure, and the feasible feel that operates is better.Can certainly make the top design of projection become the plane.Or the projection the top be higher than outer convex globoidal, as shown in Figure 8.

In order to see the rotation direction of combined knob intuitively, on combined knob, also be provided with a cue mark, in the present embodiment, described cue mark is formed by the end of the reference column of seeing from form circle 2 perspectives 22, promptly utilize the reference column end of seeing to be used as cue mark, make full use of the effect of reference column like this, made structure simpler, compact.

Embodiment two, and as Fig. 9 and shown in Figure 10, itself and the foregoing description 1 difference are: remove reference column in the form circle and the location hole on the knob base, and cue mark 24 is positioned on the lower surface of form circle 2.In the present embodiment, this cue mark is designed to triangular structure.Can certainly be designed to the clock-type structure, perhaps be designed to the gear-type structure.

Embodiment three, and as shown in figure 11, itself and the foregoing description 2 differences are: cue mark 24 is positioned on the outer convex globoidal 23 of form circle, and such structure can reach the indication purpose equally.

Embodiment four, and as shown in figure 12, itself and the foregoing description 1 difference are: described cue mark 24 is set on the outer convex globoidal 23 of form circle.Promptly the lower surface at form circle 2 has under the situation of reference column 22, sets up cue mark 24 on the convex globoidal 23 outside simultaneously.

Embodiment five, see also Fig. 7, it is with the foregoing description 1 difference: adopt different structures to realize the interference fit of taper hole and round platform, be the lateral surface D gradient of the medial surface d gradient of taper hole less than described round platform, and the lower port aperture Ф X of taper hole is slightly less than the diameter Ф X1 that goes to the bottom of round platform, thereby the lower port aperture of the bottom side face that makes round platform and taper hole is interference fit mutually, to reach close-fitting purpose together.

Embodiment six, see also Fig. 7, it is with the foregoing description 1 difference: adopt different structures to realize the interference fit of taper hole and round platform, be the lateral surface D gradient of the medial surface d gradient of taper hole greater than described round platform, and the upper port aperture Ф Y of taper hole is slightly less than the upper base diameter Ф Y1 of round platform, simultaneously the axial length H of taper hole adopts such scheme less than the height H 1 of round platform, also can realize form circle and knob base close-fitting purpose together mutually.

Embodiment seven, as shown in figure 13, itself and the foregoing description 1 difference are: adopt the combination solid grain, promptly solid grain is spaced by grid lines in the sector region 25 and circle lines 26 and forms, and this combination solid grain is arranged on the lower surface of form circle 2.Certainly this combination solid grain also can be positioned at the corresponding knob base upper surface of above-mentioned form circle lower surface on, perhaps can be arranged on simultaneously on the upper surface of the lower surface of form circle and knob base.Perhaps can adopt other different texture structure, annular patterns as shown in figure 14.

Embodiment eight, it is with the foregoing description 1 difference: cooperate for cambered surface between the upper surface of the lower surface of form circle and the knob base of tackling mutually with this form circle lower surface, as Figure 15 and shown in Figure 16,, more pleasing from the pattern that form circle upper surface is seen by the variation of cambered surface.

Embodiment nine, it is with the foregoing description 1 difference: cooperate for the inclined-plane between the upper surface of the lower surface of form circle and the knob base of tackling mutually with this form circle lower surface, as shown in figure 17, same gradient by the inclined-plane changes, and can see protean pattern from form circle upper surface.

The present invention can also be at form circle lower surface or/and directly draw a design on the knob base upper surface except the foregoing description; Perhaps can between form circle lower surface and knob base upper surface, clamp patterned liner plate, can make the kind of combined knob abundanter like this, to satisfy choosing of different consumers.

Claims

1. combined knob, comprise knob base (1), be provided with the axle sleeve (14) that matches with switch or timer shaft core in the bottom of this knob base, it is characterized in that: comprise that also transparent middle part has the form circle (2) of through hole (21), the top of described knob base then has a projection (11), described projection (11) is inserted in the through hole (21) of above-mentioned form circle and knob base (1) and form circle (2) is linked into an integrated entity, and described projection (11) is a round platform, described through hole (21) is and this round platform taper hole of interference fit mutually, and the interference fit of described round platform and taper hole is realized by following mode: the lateral surface (D) of medial surface of described taper hole (d) and described round platform has identical gradient, and the lower port aperture of described taper hole (Φ X) is less than the diameter of going to the bottom (Φ X1) of described round platform; Perhaps the medial surface of described taper hole (d) gradient is less than lateral surface (D) gradient of described round platform, and the lower port aperture of described taper hole (Φ X) is less than the diameter of going to the bottom (Φ X1) of described round platform; Perhaps the medial surface of described taper hole (d) gradient is greater than lateral surface (D) gradient of described round platform, and the upper port aperture of described taper hole (Φ Y) less than the upper base diameter (Φ Y1) of described round platform, the axial length (H) of taper hole is less than the height (H1) of described round platform simultaneously.

2. combined knob according to claim 1 is characterized in that: be provided with patterned layer between described form circle (2) lower surface and knob base (1) upper surface.

3. combined knob according to claim 2 is characterized in that described patterned layer adopts following structure: at described form circle (2) lower surface or/and be designed to rough solid grain with the corresponding knob base upper surface of this form circle lower surface.

4. combined knob according to claim 1 is characterized in that: clamped patterned liner plate between described form circle (2) lower surface and knob base (1) upper surface.

5. according to claim 1 or 2 or 3 or 4 described combined knobs, it is characterized in that: rounding off between described form circle (2) upper surface and the side and become evagination cambered surface (23).

6. combined knob according to claim 5 is characterized in that: the top design of described projection (11) becomes and is somebody's turn to do cambered surface or the plane that outer convex globoidal (23) links up smoothly mutually.

7. according to claim 1 or 2 or 3 or 4 described combined knobs, it is characterized in that: described form circle (2) lower surface is provided with reference column (22), and has the location hole (13) that inserts for above-mentioned reference column on described knob base (1).

8. combined knob according to claim 7 is characterized in that: also be provided with the cue mark that an indicator cock or timer rotate.

9. combined knob according to claim 8 is characterized in that: described cue mark is formed by the end shadow of the described reference column of seeing from described form circle (2) perspective (22).

10. combined knob according to claim 8 is characterized in that: described cue mark (24) is positioned on one of them surface of described form circle upper surface and lower surface.

11. according to claim 1 or 2 or 3 or 4 described combined knobs, it is characterized in that: between the upper surface of the lower surface of described form circle (2) and the knob base (1) of tackling mutually with this form circle lower surface is that cambered surface cooperates or the inclined-plane cooperates.