CN109164870A - A kind of volume adjustment device - Google Patents
A kind of volume adjustment device Download PDFInfo
- Publication number
- CN109164870A CN109164870A CN201811385689.9A CN201811385689A CN109164870A CN 109164870 A CN109164870 A CN 109164870A CN 201811385689 A CN201811385689 A CN 201811385689A CN 109164870 A CN109164870 A CN 109164870A
- Authority
- CN
- China
- Prior art keywords
- volume adjustment
- induction module
- adjustment device
- optoelectronic induction
- runing rest
- Prior art date
- 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.)
- Pending
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Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05G—CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY
- G05G1/00—Controlling members, e.g. knobs or handles; Assemblies or arrangements thereof; Indicating position of controlling members
- G05G1/08—Controlling members for hand actuation by rotary movement, e.g. hand wheels
- G05G1/10—Details, e.g. of discs, knobs, wheels or handles
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Switches Operated By Changes In Physical Conditions (AREA)
Abstract
The present invention relates to technical field of electronic equipment, disclose a kind of volume adjustment device, which includes protection support unit, rotation adjustment unit and detection control unit.Optoelectronic induction module is provided in protection support unit；Rotation adjustment unit is rotationally connected on protection support unit, and signal blocks piece is provided in rotation adjustment unit, and signal blocks piece is used to block the photosignal of optoelectronic induction module；Detection control unit is electrically connected with optoelectronic induction module, and detection control unit is used to detect the change of photoelectric signal of optoelectronic induction module, and the size of volume output is controlled according to the change of photoelectric signal.Operation of the present invention is easy, and parts depreciation is small, and volume adjustment is stable and reliable for performance, improves the accuracy of volume adjustment, can be designed as the adjusting knob of major diameter, improves the comfort that user adjusts volume.
Description
Technical field
The present invention relates to technical field of electronic equipment more particularly to a kind of volume adjustment devices.
Background technique
Volume adjustment knob is indispensable configuration in the electronic product of sound class, as robot and intelligent sound etc. are electric
The diversified development of sub- product, volume adjustment knob on the market can no longer meet people and need to new electronic equipment at present
Ask, generally existing following problems: rotational slide formula is mechanical device, and structure is simple, at low cost, and the operation for meeting most people is practised
It is used, but slider is prone to wear, and cannot accurately adjust volume；Digital keys formula needs repeatedly pressing, inconvenient, is easy
It is out of order.
The connection of the shaft of volume adjustment knob and potentiometer drives the rotation of potentiometer shaft by rotation knob, to adjust
Volume is saved, but since there are gaps between potentiometer shaft and panel, when device plays, potentiometer can generate small shake
Dynamic, when rotating knob, knob, which has, to be clearly deviated from, and the amplitude of this deviation becomes larger as knob diameter becomes larger, therefore, existing
Some volume adjustment knob sizes are smaller, and the volume adjustment knob of minor diameter is relatively elaborate in rotation, influence user and adjust sound
The comfort of amount.
Summary of the invention
Based on problem above, the purpose of the present invention is to provide a kind of volume adjustment devices, during adjusting volume,
Parts depreciation is small, easy to operate.
In order to achieve the above object, the invention adopts the following technical scheme:
A kind of volume adjustment device, comprising:
Support unit is protected, is provided with optoelectronic induction module in the protection support unit；
Rotation adjustment unit, the rotation adjustment unit are rotationally connected on protection support unit, set in rotation adjustment unit
It is equipped with signal blocks piece, signal blocks piece is used to block the photosignal of optoelectronic induction module；
Detection control unit, the detection control unit are electrically connected with optoelectronic induction module, and detection control unit is for detecting
The change of photoelectric signal of optoelectronic induction module, and the size that volume exports is controlled according to the change of photoelectric signal.
As the preferred embodiment of volume adjustment device of the invention, rotation adjustment unit includes adjusting knob and rotation branch
Frame, adjusting knob are socketed on the outside of runing rest, and runing rest is rotationally connected on protection support unit, and signal blocks piece is set
It is placed in side of the runing rest towards optoelectronic induction module.
As the preferred embodiment of volume adjustment device of the invention, it is convex that the outside spacers of adjusting knob are provided with multiple circles
It rises, multiple circular protrusions are uniformly distributed on the lateral surface of adjusting knob.
As the preferred embodiment of volume adjustment device of the invention, protect support unit include front housing, blowout patche, end cap and after
Shell, front housing are installed in rear shell, and end cap is set between front housing and rear shell, and blowout patche is set between end cap and front housing, end cap with
Blowout patche is connected towards the side of rear shell, and runing rest is socketed on the outside of blowout patche, and runing rest is posted by towards the side of rear shell
Side of the end cap towards front housing, optoelectronic induction module are installed in rear shell.
As the preferred embodiment of volume adjustment device of the invention, it is provided with blind hole on front housing, camera shooting is installed in blind hole
Module.
As the preferred embodiment of volume adjustment device of the invention, it is provided with through-hole on front housing, display is installed in through-hole
Module.
As the preferred embodiment of volume adjustment device of the invention, blowout patche and runing rest are prepared by solid self lubricant material
It forms.
As the preferred embodiment of volume adjustment device of the invention, signal blocks piece is arranged at intervals with multiple.
As the preferred embodiment of volume adjustment device of the invention, multiple signal blocks pieces are along the circumferential uniform of runing rest
It is distributed in the side of runing rest.
As the preferred embodiment of volume adjustment device of the invention, optoelectronic induction module, which includes that one one hair is double, receives U-shaped light
Electric switch, two hairs one receive U-shaped optoelectronic switch or two one hairs one are received with end emission type optoelectronic switch.
The invention has the benefit that
The present invention is by setting optoelectronic induction module and shielding plate, and when rotating rotation adjustment unit, shielding plate can be blocked
The firmly photosignal of optoelectronic induction module, detection control unit control to adjust the size that volume exports according to the change of photoelectric signal,
Operation of the present invention is easy, meets user operation habits, parts depreciation is small, and volume adjustment is stable and reliable for performance, improves volume tune
The accuracy of section can be designed as the adjusting knob of major diameter, improve the comfort that user adjusts volume.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, institute in being described below to the embodiment of the present invention
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also implement according to the present invention
The content of example and these attached drawings obtain other attached drawings.
Fig. 1 is the perspective view of the explosion for the volume adjustment device that the specific embodiment of the invention provides；
Fig. 2 is the overall schematic for the volume adjustment device that the specific embodiment of the invention provides；
Fig. 3 is the diagrammatic cross-section for the volume adjustment device that the specific embodiment of the invention provides；
Fig. 4 is the optoelectronic induction module work of another structure for the volume adjustment device that the specific embodiment of the invention provides
Make schematic diagram.
In figure:
11- front housing；12- blowout patche；13- end cap；14- rear shell；
21- adjusting knob；211- circular protrusions；22- runing rest；221- signal blocks piece；
3- optoelectronic induction module；4- photographing module；5- display module.
Specific embodiment
To keep the technical problems solved, the adopted technical scheme and the technical effect achieved by the invention clearer, below
It will the technical scheme of the embodiment of the invention will be described in further detail in conjunction with attached drawing, it is clear that described embodiment is only
It is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those skilled in the art exist
Every other embodiment obtained under the premise of creative work is not made, shall fall within the protection scope of the present invention.
As shown in Figs. 1-2, present embodiment provides a kind of volume adjustment device, which includes protection support
Unit, rotation adjustment unit and detection control unit.
Wherein, it protects in support unit and is provided with optoelectronic induction module 3.
Rotation adjustment unit is rotationally connected on protection support unit, and signal blocks piece is provided in rotation adjustment unit
221, signal blocks piece 221 is used to block the photosignal of optoelectronic induction module 3.
Detection control unit is electrically connected with optoelectronic induction module 3.When rotation adjustment unit rotates, detection control unit can
The change of photoelectric signal of optoelectronic induction module 3 is detected, and controls the size of volume output.
Rotation adjustment unit is capable of increasing volume to first direction rotation, can to rotating in the opposite direction with first party
Reduce volume.Preferably, increase volume clockwise, reduce volume counterclockwise, meet the volume adjustment operating habit of common people.
Specifically, rotation adjustment unit includes adjusting knob 21 and runing rest 22.Adjusting knob 21 is socketed on rotation branch
The outside of frame 22, runing rest 22 are rotationally connected on protection support unit, and signal blocks piece 221 is set to 22 face of runing rest
To the side of optoelectronic induction module 3.This structure can be designed as the regulation button of major diameter, improve user and adjust relaxing for volume
Adaptive.
As shown in figure 3, protection support unit includes front housing 11, blowout patche 12, end cap 13 and rear shell 14 (being not drawn into figure).Before
Shell 11 is installed in rear shell 14, and end cap 13 is set between front housing 11 and rear shell 14, and blowout patche 12 is set to end cap 13 and front housing 11
Between.
End cap 13 is connect with blowout patche 12 towards the side of rear shell 14, and runing rest 22 is socketed on the outside of blowout patche 12, rotation
Bracket 22 is posted by side of the end cap 13 towards front housing 11 towards the side of rear shell 14, and optoelectronic induction module 3 is installed on rear shell 14
On.This structure setting, simple installation is compact, has maximally utilized the inner space of protection support unit.
It is provided with blind hole on front housing 11, photographing module 4 is installed, photographing module 4 is for receiving the same of audio in blind hole
When be able to carry out and take pictures, or play to user by reading the information in colored drawing sheet and listen.Through-hole is provided on front housing 11, in through-hole
Display module 5 is installed, display module 5 is used to show volume and the working condition that current volume is adjusted, or mentions for user
For the video to match with audio.
More specifically, the outside spacers of adjusting knob 21 are provided with multiple circular protrusions 211, multiple circular protrusions 211
It is uniformly distributed on the lateral surface of adjusting knob 21, increases frictional force when user adjusts volume between hand and regulation button,
Be conducive to the comfort that user adjusts volume.
Blowout patche 12 and runing rest 22 are prepared by solid self lubricant material, when blowout patche 12 and runing rest 22 assemble,
A small amount of lubricating grease can be smeared in its junction, adjustment rotates user's feel when adjusting knob 21.
Solid self lubricant material includes polytetrafluoroethylene (PTFE), polyacetals, polyformaldehyde, polycarbonate, polyamide, polysulfones, polyamides
Imines, chlorinated polyether, polyphenylene sulfide and polyester terephthalate it is one or more, coefficient of friction is lower, shaping processability and
Chemical stability is good, and electrical insulating property is excellent, strong shock resistance.
Signal blocks piece 221 is arranged at intervals with multiple.Multiple signal blocks pieces 221 uniformly divide along the circumferential of runing rest 22
It is distributed in the side of runing rest 22, is conducive to the continuity of volume adjustment.Preferably, shielding plate is set as side tooth profile, convenient for adding
Work manufacture, reduces cost.
Optoelectronic induction module 3 includes that one one hair pair receives U-shaped optoelectronic switch, two hairs one receive U-shaped optoelectronic switch or two
An a hair one is received with end emission type optoelectronic switch, it is preferable that optoelectronic induction module 3, which is that one one hair is double, receives U-shaped optoelectronic switch.Such as
Shown in Fig. 4, optoelectronic induction module 3 can also be received for two one hairs one with end emission type optoelectronic switch, drawn by identification shielding plate
The distance change of blocking for crossing optoelectronic induction module 3 generates the change of photoelectric signal.
It should be noted that detection control unit is sentenced by analyzing the logic of the change of photoelectric signal of optoelectronic induction module 3
The increase and decrease of staccato amount.Detection control unit judges the adjusting of volume by the change frequency of the photosignal of optoelectronic induction module 3
Sizes values.
In the process blocked and discharged, two-way square signal will form, two signal in orthogonal are patrolled by what is converted to signal
The increase and decrease to judge volume is collected, the adjusting size value of volume is judged by the number of transitions of signal.
Specifically, such as optoelectronic induction module 3, which is that a hair is double, receives U-shaped optoelectronic switches, signal blocks piece 221 is from U-type groove
In when streaking, photosignal can be sequentially generated four kinds of signal reception states.
Assuming that not blocking is 00, covering one is 10 or 01, while blocking is 11, when signal blocks piece 221 from first
When the U-type groove of optoelectronic induction module 3 is streaked in direction, it is sequentially generated 00,10,11,01 and 00 the change of photoelectric signal, when signal hides
When baffle 221 is from the U-type groove for streaking optoelectronic induction module 3 in the opposite direction with first party, it is sequentially generated 00,01,11,10 and
00 the change of photoelectric signal.
The present invention is by setting optoelectronic induction module 3 and shielding plate, and when rotating rotation adjustment unit, shielding plate can be blocked
The firmly photosignal of optoelectronic induction module 3, detection control unit control to adjust volume, operation of the present invention according to the change of photoelectric signal
Simplicity meets user operation habits, and parts depreciation is small, and volume adjustment is stable and reliable for performance, improves the accuracy of volume adjustment,
It can be designed as the adjusting knob 21 of major diameter, improve the comfort that user adjusts volume.
Note that the above is only a better embodiment of the present invention and the applied technical principle.It will be appreciated by those skilled in the art that
The present invention is not limited to specific embodiments here, be able to carry out for a person skilled in the art it is various it is apparent variation, again
Adjustment and substitution are without departing from protection scope of the present invention.Therefore, although by above embodiments to the present invention carried out compared with
For detailed description, but the present invention is not limited to the above embodiments only, without departing from the inventive concept, can be with
Including more other equivalent embodiments, and the scope of the invention is determined by the scope of the appended claims.
Claims (10)
1. a kind of volume adjustment device characterized by comprising
Support unit is protected, is provided with optoelectronic induction module (3) in the protection support unit；
Rotation adjustment unit is rotationally connected on the protection support unit, and signal screening is provided in the rotation adjustment unit
Baffle (221), the signal blocks piece (221) are used to block the photosignal of the optoelectronic induction module (3)；
Detection control unit is electrically connected with the optoelectronic induction module (3), and the detection control unit is for detecting the photoelectricity
The change of photoelectric signal of induction module (3), and the size that volume exports is controlled according to the change of photoelectric signal.
2. volume adjustment device according to claim 1, which is characterized in that the rotation adjustment unit includes adjusting knob
(21) and runing rest (22), the adjusting knob (21) are socketed on the outside of the runing rest (22), the runing rest
(22) it is rotationally connected on the protection support unit, the signal blocks piece (221) is set to the runing rest (22) face
To the side of the optoelectronic induction module (3).
3. volume adjustment device according to claim 2, which is characterized in that the outside spacers of the adjusting knob (21) are set
It is equipped with multiple circular protrusions (211), multiple circular protrusions (211) are uniformly distributed in the lateral surface of the adjusting knob (21)
On.
4. volume adjustment device according to claim 2, which is characterized in that the protection support unit includes front housing
(11), blowout patche (12), end cap (13) and rear shell (14), the front housing (11) are installed on the rear shell (14), the end cap
(13) it is set between the front housing (11) and the rear shell (14), the blowout patche (12) is set to the end cap (13) and described
Between front housing (11), the end cap (13) is connect with the blowout patche (12) towards the side of the rear shell (14), the rotation branch
Frame (22) is socketed on the outside of the blowout patche (12), and the runing rest (22) is posted by institute towards the side of the rear shell (14)
The side of end cap (13) towards the front housing (11) is stated, the optoelectronic induction module (3) is installed on the rear shell (14).
5. volume adjustment device according to claim 4, which is characterized in that be provided with blind hole on the front housing (11), institute
It states and photographing module (4) is installed in blind hole.
6. volume adjustment device according to claim 4, which is characterized in that be provided with through-hole on the front housing (11), institute
It states and display module (5) is installed in through-hole.
7. volume adjustment device according to claim 4, which is characterized in that the blowout patche (12) and the runing rest
(22) it is prepared by solid self lubricant material.
8. volume adjustment device according to claim 4, which is characterized in that signal blocks piece (221) interval setting
Have multiple.
9. volume adjustment device according to claim 8, which is characterized in that multiple signal blocks pieces (221) are along institute
The circumferential direction for stating runing rest (22) is uniformly distributed in the side of the runing rest (22).
10. -9 any volume adjustment device according to claim 1, which is characterized in that optoelectronic induction module (3) packet
Double U-shaped optoelectronic switch, two U-shaped optoelectronic switches of one receipts of a hair or two one hairs one received of one one hair are included to receive with end emission type photoelectricity
Switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811385689.9A CN109164870A (en) | 2018-11-20 | 2018-11-20 | A kind of volume adjustment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811385689.9A CN109164870A (en) | 2018-11-20 | 2018-11-20 | A kind of volume adjustment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109164870A true CN109164870A (en) | 2019-01-08 |
Family
ID=64874985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811385689.9A Pending CN109164870A (en) | 2018-11-20 | 2018-11-20 | A kind of volume adjustment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109164870A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113618734A (en) * | 2021-08-09 | 2021-11-09 | 深圳市注能科技有限公司 | Robot feedback method and robot |
| CN113703516A (en) * | 2021-08-03 | 2021-11-26 | 奇瑞汽车股份有限公司 | Volume adjusting knob |
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| CN2604838Y (en) * | 2003-01-17 | 2004-02-25 | 联想(北京)有限公司 | Sound box volume electrooptical adjuster |
| CN205120985U (en) * | 2015-11-11 | 2016-03-30 | 阿尓派株式会社 | Rotation operations detecting circuit |
| CN205812336U (en) * | 2016-07-28 | 2016-12-14 | 潍坊歌尔电子有限公司 | Headband receiver volume adjustment device |
| CN205880730U (en) * | 2016-08-10 | 2017-01-11 | 苏龙 | Multi -function control knob |
| CN108010782A (en) * | 2017-11-17 | 2018-05-08 | 青岛海信电器股份有限公司 | A kind of knob assembly and electronic equipment |
| CN207623831U (en) * | 2018-01-09 | 2018-07-17 | 黄羽婵 | Combined type stove knob |
| CN108334156A (en) * | 2018-02-26 | 2018-07-27 | 广州医仕博体育科技有限公司 | A kind of knob assembly and the method for judging knob direction of rotation |
| CN108475592A (en) * | 2016-02-05 | 2018-08-31 | 株式会社东海理化电机制作所 | Rotary operating device |
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2018
- 2018-11-20 CN CN201811385689.9A patent/CN109164870A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2604838Y (en) * | 2003-01-17 | 2004-02-25 | 联想(北京)有限公司 | Sound box volume electrooptical adjuster |
| CN205120985U (en) * | 2015-11-11 | 2016-03-30 | 阿尓派株式会社 | Rotation operations detecting circuit |
| CN108475592A (en) * | 2016-02-05 | 2018-08-31 | 株式会社东海理化电机制作所 | Rotary operating device |
| CN205812336U (en) * | 2016-07-28 | 2016-12-14 | 潍坊歌尔电子有限公司 | Headband receiver volume adjustment device |
| CN205880730U (en) * | 2016-08-10 | 2017-01-11 | 苏龙 | Multi -function control knob |
| CN108010782A (en) * | 2017-11-17 | 2018-05-08 | 青岛海信电器股份有限公司 | A kind of knob assembly and electronic equipment |
| CN207623831U (en) * | 2018-01-09 | 2018-07-17 | 黄羽婵 | Combined type stove knob |
| CN108334156A (en) * | 2018-02-26 | 2018-07-27 | 广州医仕博体育科技有限公司 | A kind of knob assembly and the method for judging knob direction of rotation |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113703516A (en) * | 2021-08-03 | 2021-11-26 | 奇瑞汽车股份有限公司 | Volume adjusting knob |
| CN113703516B (en) * | 2021-08-03 | 2022-06-10 | 奇瑞汽车股份有限公司 | Volume adjusting knob |
| CN113618734A (en) * | 2021-08-09 | 2021-11-09 | 深圳市注能科技有限公司 | Robot feedback method and robot |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190108 |
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| RJ01 | Rejection of invention patent application after publication |