CN101996811B - Knob and electronic device with same - Google Patents
Knob and electronic device with same Download PDFInfo
- Publication number
- CN101996811B CN101996811B CN 201010572554 CN201010572554A CN101996811B CN 101996811 B CN101996811 B CN 101996811B CN 201010572554 CN201010572554 CN 201010572554 CN 201010572554 A CN201010572554 A CN 201010572554A CN 101996811 B CN101996811 B CN 101996811B
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- Prior art keywords
- knob
- installing hole
- annular flange
- flange
- encoder
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- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
Abstract
The invention relates to a knob in an electric switch and an electronic device with the same. The knob comprises a coder installing seat, a shell and a knob body, wherein the knob body is arranged in the shell, the shell is provided with a first installing hole which passes through the positive and negative surfaces of the shell, the first installing hole is circular, the inner circumferential side surface of the first installing hole is provided with a first step part which extends in a circumferential direction, the first installing hole comprise a front-end hole and a rear-end hole which use the first step part as a boundary, and the reverse surface of the shell is provided with a first annular flange. The invention also provides the electronic device with the knob. The invention has the advantages that the outer circumferential side surface of a positioning seat of the coder installing seat is bonded with the inner circumferential side surface of the front-end hole to effectively ensure the coaxial degree of the knob body, the coder installing seat and the shell, avoid the swing of the knob body in a rotating process, and to prevent the scraping of the outer side of the knob body and the shell thereby and to be beneficial to increase hand feel.
Description
Technical field
The present invention relates to electric switch, relate in particular to a kind of knob in the electric switch and have the electronic installation of this knob.
Background technology
Encoder (encoder) is that signal (like bit stream) or data are worked out, converted into can be in order to communication, transmission and signal stored form of device.Encoder is the equipment that converts angular displacement or straight-line displacement to the signal of telecommunication, in order to realize the control of encoder, the angular displacement that comes controlled encoder through knob usually; I.e. rotation, at present, knob generally comprises housing and knob body; Because housing is generally injecting products, has certain deformation, after the knob body is installed to housing; Relatively poor with the axiality of housing, add the encoder basis when design, swing arm and code-disc also allow certain deviation; Make the accumulated error of knob body and housing bigger, after the knob body was installed to housing, the coaxiality error of housing and knob body was bigger; The knob body is easy to generate in rotating process and rocks, and causes the lateral surface of knob body and housing to be swiped, and influences feel.
Summary of the invention
For lateral surface and the housing that solves knob body in the prior art rubs, influence the problem of feel, the invention provides a kind of knob and have the electronic installation of this knob.
The invention provides a kind of knob; Comprise encoder mount pad, housing and be arranged on the knob body on the said housing; Said housing is provided with first installing hole that runs through its positive and negative, and said first installing hole is circular, and the inner periphery side of said first installing hole is provided with the first step portion of circumferential extension; Said first installing hole comprises that with said first step portion be the front aperture and back stomidium that the boundary forms; The reverse side of said housing is provided with first annular flange flange, and the excircle side of said encoder mount pad is provided with the second step portion of circumferential extension, and said encoder mount pad comprises that with said second step portion be pedestal and the positioning seat that the boundary forms; The excircle side of said pedestal and the inner periphery side of said first annular flange flange fit, and the excircle side of said positioning seat and the inner periphery side of said front aperture fit.
As further improvement of the present invention, the aperture of said front aperture is less than the aperture of said back stomidium.
As further improvement of the present invention, the axis of said front aperture, back stomidium, first annular flange flange coincides.
As further improvement of the present invention, the axis of said pedestal and positioning seat coincides.
As further improvement of the present invention; The diameter of said first annular flange flange is greater than the diameter of said back stomidium; Form the 3rd stage portion between said back stomidium and said first annular flange flange, the second step portion of said encoder mount pad and said the 3rd stage portion fit.
As further improvement of the present invention; The front of said housing is provided with second annular flange flange; The axis of said second annular flange flange and the axis of said front aperture coincide, and said knob body is a tubular, and the tube end of said knob body is provided with the 3rd annular flange flange; The inner periphery side of said the 3rd annular flange flange and the excircle side of said second annular flange flange fit, and the tube end of said knob body and the top of said second annular flange flange connect.
As further improvement of the present invention; On the said encoder mount pad encoder is installed; Said encoder comprises code-disc and the swing arm that is rotatably connected with said code-disc, and said encoder mount pad is provided with second installing hole, and said second step portion is divided into pedestal installing hole and positioning seat installing hole with said second installing hole; Said code-disc is arranged on the said pedestal installing hole, and said swing arm passes said positioning seat installing hole and is connected with said knob body.
As further improvement of the present invention, the tube end of said knob body, be provided with the sleeve of protrusion, and the cross section of said sleeve is a D shape, and the cross section of said swing arm is a D shape, and said swing arm is arranged in the said sleeve.
As further improvement of the present invention, said knob also comprises printed substrate, and said encoder is fixed on the said printed substrate and with said printed substrate and is electrically connected, and said printed substrate is fixed on the reverse side of said housing.
The present invention also provides a kind of electronic installation with knob, comprises above-mentioned each described knob.
The invention has the beneficial effects as follows: through such scheme; First installing hole is divided into front aperture and back stomidium through first step portion; The excircle side of the said positioning seat of encoder mount pad and the inner periphery side of said front aperture are fitted, can effectively guarantee the axiality of knob body, encoder mount pad and housing, avoid said knob body in rotation process, to shake; Thereby avoid the lateral surface of said knob body and housing to swipe, help improving feel.
Description of drawings
Fig. 1 is the STRUCTURE DECOMPOSITION sketch map of a kind of knob of the present invention;
Fig. 2 is the perspective view of reverse side direction of the housing of knob according to the invention;
Fig. 3 is the partial enlarged drawing A of Fig. 2;
Fig. 4 is the perspective view of the encoder mount pad of knob according to the invention;
Fig. 5 is the perspective view of frontal of the housing of knob according to the invention;
Fig. 6 is the partial enlarged drawing B of Fig. 5;
Fig. 7 is the perspective view of the knob body of knob according to the invention;
Fig. 8 is the perspective view of the encoder of knob according to the invention.
Embodiment
Below in conjunction with description of drawings and embodiment the present invention is further specified.
Drawing reference numeral among Fig. 1 to Fig. 8 is: housing 1; Front aperture 11; Back stomidium 12; First step platform 13; First annular flange flange 14; The 3rd stage portion 15; Second annular flange flange 16; Knob body 2; The tube end 21; The 3rd annular flange flange 22; Sleeve 23; Encoder mount pad 3; Pedestal 31; Positioning seat 32; Second step portion 33; Encoder 4; Code-disc 41; Swing arm 42; Printed substrate 5.
Extremely shown in Figure 8 like Fig. 1; A kind of knob comprises encoder mount pad 3, housing 1 and is arranged on the knob body 2 on the said housing 1 that said housing 1 is provided with first installing hole that runs through its positive and negative; Said first installing hole is circular; The inner periphery side of said first installing hole is provided with the first step portion 13 that circumferential 360 degree extend, and said first installing hole comprises that with said first step portion 13 be the front aperture 11 and back stomidium 12 that the boundary forms, the front aperture 11 that distributes before and after promptly will said first installing hole being divided into through said first step portion 13 and after stomidium 12; Said second step platform 13 can be positioned at the axial middle part of said first installing hole; Be that said front aperture 11, back stomidium 12 respectively account for the half the of said first installing hole, said front aperture 11 is near the front of said housing 1, and said back stomidium 12 is near the reverse side of said housing 1; The reverse side of said housing 1 is provided with first annular flange flange 14; The excircle side of said encoder mount pad 3 is provided with the second step portion 33 that circumferential 360 degree extend, and said encoder mount pad 3 comprises that with said second step portion 33 be pedestal 31 and the positioning seat 32 that the boundary forms, and the diameter of said pedestal 31 is greater than the diameter of said positioning seat 32; Said pedestal 31 is cylindric with said positioning seat 32; Said encoder mount pad 3 totally is " protruding " word shape, and the inner periphery side of the excircle side of said pedestal 31 and said first annular flange flange 14 fits, and the excircle side of said positioning seat 32 and the inner periphery side of said front aperture 11 fit.Wherein, be the front with housing 1 near operator's one side, another side is a reverse side.
To shown in Figure 8, the aperture of said front aperture 11 is less than the aperture of said back stomidium 12 like Fig. 1, said first step portion 13 be ring-type, its ring widthes etc. and the radius of said back stomidium 12 deduct the radius of said front aperture 11.
As shown in Figure 3, the axis of said front aperture 11, back stomidium 12, first annular flange flange 14 coincides, promptly said front aperture 11, back stomidium 12, the 14 coaxial settings of first annular flange flange.
As shown in Figure 4, the axis of said pedestal 31 and positioning seat 32 coincides, promptly said pedestal 31 and positioning seat 32 coaxial settings.
Extremely shown in Figure 8 like Fig. 1; The diameter of said first annular flange flange 14 is greater than the diameter of said back stomidium 12; Form the 3rd stage portion 15 between said back stomidium 12 and said first annular flange flange 14; The second step portion 33 and said the 3rd stage portion 15 of said encoder mount pad 3 fit, and can realize the axial location to said encoder mount pad 3.
Extremely shown in Figure 8 like Fig. 1; The front of said housing 1 is provided with second annular flange flange 16, and the axis of the axis of said second annular flange flange 16 and said front aperture 11 coincides, in fact; The medial surface of said second annular flange flange 16 is the local at least of said front aperture 11; Said knob body 2 is a tubular, and the tube end 21 of said knob body 2 is provided with the 3rd annular flange flange 22, and said the 3rd annular flange flange 22 can form for several little flanges distribute around 360 degree; In fact; Said the 3rd annular flange flange 22 is between the said tube end 21 and stack shell medial surface, and the excircle side of the inner periphery side of said the 3rd annular flange flange 22 and said second annular flange flange 16 fits, and the tube end 21 of said knob body 2 connects with the top of said second annular flange flange 16; Can realize said knob body 2 is installed on the housing 1, and make said knob body 2 be rotated motion around said housing 1.
As shown in Figure 8; On the said encoder mount pad 3 encoder 4 is installed; Said encoder 4 comprises code-disc 41 and the swing arm 42 that is rotatably connected with said code-disc 41, and said encoder mount pad 3 is provided with second installing hole, and said second step portion 33 is divided into pedestal installing hole and positioning seat installing hole with said second installing hole; Said code-disc 41 is arranged on the said pedestal installing hole, and said swing arm 42 passes said positioning seat installing hole and is connected with said knob body 2.
As shown in Figure 7, the tube end 21 of said knob body 2, be provided with the sleeve 23 of protrusion, and the cross section of said sleeve 23 is a D shape; The cross section of said swing arm 42 is similarly D shape, and said swing arm 42 is arranged in the said sleeve 23, can drive said swing arm 42 rotations through rotating said knob body 2; Thereby realize control to said encoder 4; On this basis, said knob body 2 can also carry out pressing operation, further controls said encoder 4.
As shown in Figure 1; Said knob comprises that also printed substrate 5 (is Printed Circuit Board; Be called for short PCB), said encoder 4 is fixed on the said printed substrate 5 and with said printed substrate 5 and is electrically connected, and said printed substrate 5 is fixed on the reverse side of said housing 1.
The present invention also provides a kind of electronic installation with knob, comprises above-mentioned each described knob.
The present invention also provides a kind of automobile with above-mentioned electronic installation.
A kind of knob provided by the invention is divided into front aperture 11 and back stomidium 12 with first installing hole through first step portion 13, can improve the formed precision of front aperture 11; When especially obtaining said housing 1 through injection mo(u)lding processing; At the first installing hole medial surface first step platform 13 is set, the front aperture 11 that distributes before and after forming, back stomidium 12, and be the location and installation hole with said front aperture 11; Help reducing the injection moulding distortion; Improve the axiality of front aperture 11, the excircle side of the said positioning seat 32 of encoder mount pad 3 and the inner periphery side of said front aperture 11 are fitted, can be through of the cooperate installation of said encoder mount pad 3 with front aperture 11; Can effectively guarantee the axiality of knob body 2, encoder mount pad 3 and housing 1; Avoid said knob body 2 in rotation process, to shake, thereby avoid the lateral surface of said knob body 2 and housing 1 to swipe, help improving feel.
Above content is to combine concrete preferred implementation to the further explain that the present invention did, and can not assert that practical implementation of the present invention is confined to these explanations.For the those of ordinary skill of technical field under the present invention, under the prerequisite that does not break away from the present invention's design, can also make some simple deduction or replace, all should be regarded as belonging to protection scope of the present invention.
Claims (10)
1. knob; It is characterized in that: comprise encoder mount pad (3), housing (1) and be arranged on the knob body (2) on the said housing (1); Said housing (1) is provided with first installing hole that runs through its positive and negative; Said first installing hole is circular; The inner periphery side of said first installing hole is provided with the first step portion (13) of circumferential extension; Said first installing hole comprises that with said first step portion (13) be front aperture (11) and the back stomidium (12) that the boundary forms; The reverse side of said housing (1) is provided with first annular flange flange (14), and the excircle side of said encoder mount pad (3) is provided with the second step portion (33) of circumferential extension, and said encoder mount pad (3) comprises that with said second step portion (33) be pedestal (31) and the positioning seat (32) that the boundary forms; The inner periphery side of the excircle side of said pedestal (31) and said first annular flange flange (14) fits, and the inner periphery side of the excircle side of said positioning seat (32) and said front aperture (11) fits.
2. knob according to claim 1 is characterized in that: the aperture of said front aperture (11) is less than the aperture of said back stomidium (12).
3. knob according to claim 2 is characterized in that: the axis of said front aperture (11), back stomidium (12), first annular flange flange (14) coincides.
4. knob according to claim 2 is characterized in that: the axis of said pedestal (31) and positioning seat (32) coincides.
5. knob according to claim 2; It is characterized in that: the diameter of said first annular flange flange (14) is greater than the diameter of said back stomidium (12); Form the 3rd stage portion (15) between said back stomidium (12) and said first annular flange flange (14), the second step portion (33) of said encoder mount pad (3) fits with said the 3rd stage portion (15).
6. knob according to claim 1; It is characterized in that: the front of said housing (1) is provided with second annular flange flange (16); The axis of the axis of said second annular flange flange (16) and said front aperture (11) coincides; Said knob body (2) is a tubular; The tube end (21) of said knob body (2) is provided with the 3rd annular flange flange (22), and the excircle side of the inner periphery side of said the 3rd annular flange flange (22) and said second annular flange flange (16) fits, and the tube end (21) of said knob body (2) connects with the top of said second annular flange flange (16).
7. knob according to claim 6; It is characterized in that: encoder (4) is installed on the said encoder mount pad (3); Said encoder (4) comprises code-disc (41) and the swing arm (42) that is rotatably connected with said code-disc (41); Said encoder mount pad (3) is provided with second installing hole; Said second step portion (33) is divided into pedestal installing hole and positioning seat installing hole with said second installing hole, and said code-disc (41) is arranged on the said pedestal installing hole, and said swing arm passes said positioning seat installing hole and is connected with said knob body (2).
8. knob according to claim 7; It is characterized in that: the tube end (21) of said knob body (2) is provided with the sleeve (23) of protrusion; The cross section of said sleeve (23) is a D shape; The cross section of said swing arm (42) is a D shape, and said swing arm (42) is arranged in the said sleeve (23).
9. knob according to claim 8; It is characterized in that: said knob also comprises printed substrate (5); Said encoder (4) is fixed on said printed substrate (5) and goes up and be electrically connected with said printed substrate (5), and said printed substrate (5) is fixed on the reverse side of said housing (1).
10. the electronic installation with knob is characterized in that: comprise each described knob of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010572554 CN101996811B (en) | 2010-12-03 | 2010-12-03 | Knob and electronic device with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010572554 CN101996811B (en) | 2010-12-03 | 2010-12-03 | Knob and electronic device with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101996811A CN101996811A (en) | 2011-03-30 |
| CN101996811B true CN101996811B (en) | 2012-06-27 |
Family
ID=43786797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010572554 Expired - Fee Related CN101996811B (en) | 2010-12-03 | 2010-12-03 | Knob and electronic device with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101996811B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102157293B (en) * | 2011-04-01 | 2013-03-20 | 江铃控股有限公司 | Knob-type gating switch balancing device for automobile electrical appliances |
| CN110858527B (en) * | 2018-08-24 | 2023-09-08 | 青岛经济技术开发区海尔热水器有限公司 | Knob assembly and household appliance |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1130796A (en) * | 1994-12-14 | 1996-09-11 | 松下电器产业株式会社 | Rotary operation type electronic element |
| US6281453B1 (en) * | 2000-03-03 | 2001-08-28 | Lear Corporation | Carrier and knob stop encoder assembly |
| CN2870127Y (en) * | 2005-12-29 | 2007-02-14 | 微星科技股份有限公司 | Rotary button structure |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006310441A (en) * | 2005-04-27 | 2006-11-09 | Matsushita Electric Ind Co Ltd | Rotary electronic component |
-
2010
- 2010-12-03 CN CN 201010572554 patent/CN101996811B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1130796A (en) * | 1994-12-14 | 1996-09-11 | 松下电器产业株式会社 | Rotary operation type electronic element |
| US6281453B1 (en) * | 2000-03-03 | 2001-08-28 | Lear Corporation | Carrier and knob stop encoder assembly |
| CN2870127Y (en) * | 2005-12-29 | 2007-02-14 | 微星科技股份有限公司 | Rotary button structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101996811A (en) | 2011-03-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20110330 Assignee: Shenzhen Southern Airlines Electronic Polytron Technologies Inc Assignor: Hangsheng Electronic Co., Ltd., Shenzhen City Contract record no.: 2013440000328 Denomination of invention: Knob and electronic device with same Granted publication date: 20120627 License type: Exclusive License Record date: 20130628 |
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| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120627 Termination date: 20191203 |