CN102403157B - Light guiding and floating buckling lock structure for four-way key of auto audio - Google Patents

Light guiding and floating buckling lock structure for four-way key of auto audio Download PDF

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Publication number
CN102403157B
CN102403157B CN201010284526.9A CN201010284526A CN102403157B CN 102403157 B CN102403157 B CN 102403157B CN 201010284526 A CN201010284526 A CN 201010284526A CN 102403157 B CN102403157 B CN 102403157B
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China
Prior art keywords
padlock
lock structure
button
buckling lock
light guide
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Expired - Fee Related
Application number
CN201010284526.9A
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Chinese (zh)
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CN102403157A (en
Inventor
程光尧
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Yanfeng Visteon Electronic Technology Nanjing Co Ltd
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Yanfeng Visteon Automotive Electronics Co Ltd
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Publication date
Application filed by Yanfeng Visteon Automotive Electronics Co Ltd filed Critical Yanfeng Visteon Automotive Electronics Co Ltd
Priority to CN201010284526.9A priority Critical patent/CN102403157B/en
Publication of CN102403157A publication Critical patent/CN102403157A/en
Application granted granted Critical
Publication of CN102403157B publication Critical patent/CN102403157B/en
Expired - Fee Related legal-status Critical Current
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Abstract

The invention relates to a light guiding and floating buckling lock structure for a four-way key of an auto audio, which comprises a buckling lock, a key cap, stepping rods and a knob bracket. The buckling lock is of a disk shape. The middle part of the buckling lock is provided with a hole. One side of the buckling lock is provided with four clamping jaws. The clamping jaws extend vertically to the direction of a disk surface. The other side of the buckling lock is provided with four light guiding surfaces along the peripheral direction. The outer circumference surface of the buckling lock is provided with clamping hooks. The outer periphery of the key cap is correspondingly provided with positioning buckles. The center of the knob bracket is provided with a convex flange. The outer diameter of the flange is greater than the diameter of a round hole surrounded by the four clamping jaws. In the invention, the disc buckling lock structure is matched with the key cap and the clamping jaws and the light guiding surfaces are arranged in the buckling lock, so that the supporting of the key is realized, the light guide requirement is also met, the defects of respectively designing light guide parts and supporting parts according to functions in the conventional design are avoided, the reliability of the design of the key is obviously improved, the mounting process is simplified, the manufacturing control requirement of the parts is reduced, and the manufacturing cost of a product is saved.

Description

The automobile audio four-way key light guide buckle lock structure that floats
Technical field:
The present invention relates to mechanical field, relate in particular to the button of automobile audio, particularly the unsteady buckle lock structure of a kind of automobile audio four-way key light guide.
Background technology:
In middle and high end car sounder, air-conditioning panel, the increase that sound equipment is controlled function causes number of keys to increase, sound equipment panel and instrument board, Air-Conditioning Control Panel are integrated the different control functions button bringing and are integrated, appearance requirement of button specific position etc., guaranteeing handfeel of keys, the design that simultaneously meets leaded light requirement brings difficulty.In prior art, on automobile audio, Air-Conditioning Control Panel with the knob of keypress function, conventionally in knob inside, only have 1 to 2 button, and the appearance of button has character need to lighting.For this type of button, traditional design be divided into button cap part, with guiding support part, leaded light part design.But, when knob internal request has 4~5 keypress functions, be subject to the impact of knob size, then according to tradition, design button and must bring following drawback: being multiplied of (1) part number, causes the increase of die cost.(2) quantity of button increases, and has increased the complexity of production, assembling process.(3) in little space, design respectively numerous independently buttons, must have numerous tolerance fit, gap requirement, to manufacturing and assembly technology requirement harshness, reduced the reliability that button uses simultaneously, increased from the possibility of leaded light part light leak.
Summary of the invention:
The object of the present invention is to provide a kind of automobile audio four-way key light guide buckle lock structure that floats, the increase that the unsteady buckle lock structure of described this automobile audio four-way key light guide will solve car audio control panel upper knob keypress function in prior art causes number of spare parts to increase, and makes processing cost increase, assemble the technical problem of complexity and reliability reduction.
This automobile audio four-way key light guide of the present invention buckle lock structure that floats, comprise padlock, button cap, step on foot lever and knob support, wherein, described padlock is in the form of annular discs, padlock middle part is provided with hole, one side of padlock is provided with four claws, described claw is perpendicular to the disc face of padlock, claw is along the circumferential even setting of padlock, the opposite side of padlock is along the circumferential direction provided with four light guiding surfaces, described light guiding surface and claw interval arrange, the outer circumference surface of padlock is provided with grab, the excircle of described button cap is provided with locating button, described grab and described locating button coordinate, the end face of grab contacts with the described foot lever of stepping on, the central authorities of described knob support are provided with a circle outstanding flange laterally, described flange coordinates with claw, the external diameter of described flange is greater than the diameter of the circular hole that four claws surround.
Further, the outer circumference surface of described padlock is evenly provided with four grabs, is along the circumferential direction uniformly distributed and is provided with four locating buttons on described button cap.
Further, the excircle side of described padlock is provided with groove, and the medial surface of button cap is provided with fin, described fin and described groove fit.
Further, between the central flange of described knob support and the lateral wall of described knob support, be provided with reinforcement radially.
Operation principle of the present invention is: during assembling, four-way button buckle lock structure part is first put into along 4 fins with guiding of button cap, when its 4 grabs and 4 locating buttons corresponding in button cap coordinate while putting in place completely, four-way button buckle lock structure part will become integral body with button cap.Then, along the direction of four-way button, firmly pack this integral body into knob support, be subject to stopping of knob carriage center flange, in loading procedure, claw is extruded distortion, when claw moves to knob carriage center flange when following, claw freely restores to the original state, and the center flange of knob support had both stoped deviating from of button, also for fulcrum has been served as in button normal running.Mounted four-way button buckle lock structure part, has also successfully imported to the light of LED the character place of button appearances face by its light guiding surface simultaneously, has met the requirement of client to button optics aspect.
The present invention and prior art are compared, and its effect is actively with obvious.The present invention adopts disc buckle lock structure to match with button cap in automobile audio equipment button structure, in this padlock, be provided with claw and light guiding surface, both realized the support of button, also met leaded light demand, avoided according to function, designing respectively leaded light part in traditional design and support part brings drawback, significantly improved the reliability of button design, simplified mounting process, reduce the production control requirement of part, saved cost of goods manufactured.
Accompanying drawing explanation:
Fig. 1 is the structural representation of the padlock in the unsteady buckle lock structure of automobile audio four-way key light guide of the present invention.
Fig. 2 is another structural representation of the padlock in the unsteady buckle lock structure of automobile audio four-way key light guide of the present invention.
Fig. 3 is the structural representation of the button cap in the unsteady buckle lock structure of automobile audio four-way key light guide of the present invention.
Fig. 4 is another structural representation of the button cap in the unsteady buckle lock structure of automobile audio four-way key light guide of the present invention.
Fig. 5 is the structural representation of the knob support in the unsteady buckle lock structure of automobile audio four-way key light guide of the present invention.
Fig. 6 is the automobile audio four-way key light guide of the present invention structural representation that padlock and button cap assemble in an embodiment of buckle lock structure that floats.
Fig. 7 is the automobile audio four-way key light guide of the present invention cross section view that padlock in an embodiment of buckle lock structure, button cap and knob support assemble that floats.
Fig. 8 be automobile audio four-way key light guide of the present invention float padlock, button cap in an embodiment of buckle lock structure, step on the cross section view that foot lever and knob support assemble.
Embodiment:
Embodiment 1:
As Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, shown in Fig. 7 and Fig. 8, the automobile audio four-way key light guide of the present invention buckle lock structure that floats, comprise padlock 1, button cap 2, step on foot lever 3 and knob support 4, padlock 1 is in the form of annular discs, padlock 1 middle part is provided with hole, vertical button for central authorities passes, button cap 2 is provided with four direction key 23 padlock one sides and is provided with four claws 11, claw 11 extends perpendicular to disc face direction, four claws 11 circumferentially evenly arrange along padlock disk, in padlock 1 another side, be along the circumferential direction provided with four light guiding surfaces 12, light guiding surface 12 is lower surfaces of the cantilever design of extending to central authorities on padlock, it is an inclined plane, light guiding surface 12 arranges with claw 11 intervals, at padlock 1 outer circumference surface, be provided with grab 13, in button cap 2 excircle correspondences, be provided with locating button 21, grab 13 and locating button 21 match, grab 13 end faces with step on foot lever 3 and contact, knob support 4 central authorities are provided with a circle outstanding flange 41 laterally, flange 41 matches with claw 11, the external diameter of flange 41 is greater than the diameter of the circular hole that four claws 11 surround.
Further, padlock 1 outer circumference surface is evenly provided with four grabs 13, corresponding, is along the circumferential direction uniformly distributed and is provided with four locating buttons 21 on button cap 2.
Further, in padlock 1 excircle side, groove 14 is set, correspondingly, at button cap 2 medial surfaces, is provided with fin 22, fin 22 matches with groove 14.
Further, between the flange 41 of described knob support 4 central authorities and knob support lateral wall, be provided with the reinforcement 42 along its radial direction, between reinforcement 42, be provided with space 43 and pass for stepping on foot lever 3.
During specific works, as shown in Figure 7, be the sectional structure chart of four-way button buckle lock structure part, button cap and the assembling of knob support.When four-way button buckle lock structure group (comprising the button cap assembling) and knob support assemble, first, structure group claw feature 11 slowly packs into along flange 41 holes by knob support central authorities, along with going deep into of assembling, the end of claw 11 deforms, after completing assembling, claw 11 restores to the original state and its end face matches with flange 41 faces of knob support.And, after whole knob, four-way button assemble, the light of LED will direct irradiation at the bending part of the claw of four-way button buckle lock structure part, and the light guiding surface place that light is delivered to four-way button buckle lock structure part along claw is directly illuminated the character of four button buttons.As shown in Figure 8, for four-way button buckle lock structure part, button cap, step on the sectional structure chart of foot lever and knob support assembling.At button, press in process, the power on button is delivered on four-way button buckle lock structure part, by grab 13 end faces, is passed to and is stepped on foot lever 3, steps on foot lever 3 and power is delivered to conductive silicon rubber cushion again, finally overwhelms the golden finger place of circuit board, completes keypress function.

Claims (4)

1. the automobile audio four-way key light guide buckle lock structure that floats, comprise padlock, button cap, step on foot lever and knob support, it is characterized in that: described padlock is in the form of annular discs, padlock middle part is provided with hole, one side of padlock is provided with four claws, described claw is perpendicular to the disc face of padlock, claw is along the circumferential even setting of padlock, the opposite side of padlock is along the circumferential direction provided with four light guiding surfaces, described light guiding surface and claw interval arrange, the outer circumference surface of padlock is provided with grab, the excircle of described button cap is provided with locating button, described grab and described locating button coordinate, the end face of grab contacts with the described foot lever of stepping on, the central authorities of described knob support are provided with a circle outstanding flange laterally, described flange coordinates with claw, the external diameter of described flange is greater than the diameter of the circular hole that four claws surround.
2. the unsteady buckle lock structure of automobile audio four-way key light guide as claimed in claim 1, is characterized in that: the outer circumference surface of described padlock is evenly provided with four grabs, is along the circumferential direction uniformly distributed and is provided with four locating buttons on described button cap.
3. the unsteady buckle lock structure of automobile audio four-way key light guide as claimed in claim 1, is characterized in that: the excircle side of described padlock is provided with groove, and the medial surface of button cap is provided with fin described fin and described groove fit.
4. the unsteady buckle lock structure of automobile audio four-way key light guide as claimed in claim 1, is characterized in that: between the central flange of described knob support and the lateral wall of described knob support, be provided with reinforcement radially.
CN201010284526.9A 2010-09-17 2010-09-17 Light guiding and floating buckling lock structure for four-way key of auto audio Expired - Fee Related CN102403157B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201010284526.9A CN102403157B (en) 2010-09-17 2010-09-17 Light guiding and floating buckling lock structure for four-way key of auto audio

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201010284526.9A CN102403157B (en) 2010-09-17 2010-09-17 Light guiding and floating buckling lock structure for four-way key of auto audio

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CN102403157A CN102403157A (en) 2012-04-04
CN102403157B true CN102403157B (en) 2014-03-12

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1311515A (en) * 2000-02-15 2001-09-05 日本航空电子工业株式会社 Multiple direction switch
CN1379909A (en) * 1999-08-13 2002-11-13 汤姆森许可公司 Gimbal mounted multifunctional button
CN1416148A (en) * 2001-10-30 2003-05-07 宏达国际电子股份有限公司 Multiple direction operational and controlled key button
CN201287671Y (en) * 2008-10-20 2009-08-12 深圳市航盛电子股份有限公司 Light leakage-proof car sound apparatus

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1379909A (en) * 1999-08-13 2002-11-13 汤姆森许可公司 Gimbal mounted multifunctional button
CN1311515A (en) * 2000-02-15 2001-09-05 日本航空电子工业株式会社 Multiple direction switch
CN1416148A (en) * 2001-10-30 2003-05-07 宏达国际电子股份有限公司 Multiple direction operational and controlled key button
CN201287671Y (en) * 2008-10-20 2009-08-12 深圳市航盛电子股份有限公司 Light leakage-proof car sound apparatus

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Patentee after: YANFENG VISTEON AUTOMOTIVE ELECTRONICS Co.,Ltd.

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Address after: No. 19 moling streets Suyuan road Jiangning District Nanjing city Jiangsu province 211106 (Jiangning Development Zone)

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