CN202389303U - Protection device for novel head-up display - Google Patents
Protection device for novel head-up display Download PDFInfo
- Publication number
- CN202389303U CN202389303U CN2012200104670U CN201220010467U CN202389303U CN 202389303 U CN202389303 U CN 202389303U CN 2012200104670 U CN2012200104670 U CN 2012200104670U CN 201220010467 U CN201220010467 U CN 201220010467U CN 202389303 U CN202389303 U CN 202389303U
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- synchronous pulley
- small
- swivel arm
- big
- arm housing
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Abstract
The utility model relates to a protection device for a novel head-up display. The protection device consists of a rotating arm shell, a large synchronous pulley mechanism, a small synchronous pulley mechanism, a locking mechanism, a tensioning mechanism and a positioning mechanism; a large synchronous pulley in the large synchronous pulley mechanism and a small synchronous pulley of the small synchronous pulley mechanism are connected by a synchronous cog belt, the head-up display can be fixed at a position in working as required so as to be in an unfolding position; when in not working as required, the head-up display can be folded so as to be in a folded position; and when the head-up display is collided by external force in working process, the protection device can be turned outwards in any angle, thus protecting a driver and the head-up display.
Description
Technical field
The utility model relates to a kind of telltale fender guard, is specifically related to a kind of fender guard of novel HUD.
Background technology
At present; HUD (Head Up Display; Be called for short HUD) in the DAS (Driver Assistant System) of vehicle, aircraft, to use more and more widely, its effect is demonstration and the data that navigating mate need not bowed and checked instrument, remains the attitude of new line; Ignore the continuous delay of adjusting generation of extraneous fast transition and eyes focal length needs between bowing and coming back with uncomfortable, avoid the attention interruption and lose the grasp that state is realized.But current HUD generally is fixedly mounted on navigating mate eyes the place ahead nearby, in a single day in the time of in driving, need not using HUD, the HUD that is fixed at the moment can greatly interrupt the view; When emergency situation takes place, the navigating mate head easily and HUD collide each other and cause unexpected injury.
The utility model content
The purpose of the utility model is the deficiency for solving the problems of the technologies described above; A kind of fender guard of novel HUD is provided; Can adjust the position of HUD very easily; And when meeting with external force collision in the HUD working process, can outside arbitrarily angled upset, protection chaufeur and HUD.
The utility model is the deficiency that solves the problems of the technologies described above; The technical scheme that is adopted is: a kind of fender guard of novel HUD comprises swivel arm housing, big synchronous pulley mechanism, small synchronous pulley mechanism, catch gear, stretching device and detent mechanism;
Big synchronous pulley mechanism comprises big synchronous pulley and big belt shaft; Big belt shaft is arranged on the end in the swivel arm housing through plain bearing; One end of big belt shaft stretches out the swivel arm housing and is connected the platform captive joint; Big synchronous pulley is set on the big belt shaft through flat key, and fixed cover is established dowel disc on the big belt shaft, and the dish week of dowel disc is provided with two spherical grooves;
Small synchronous pulley mechanism comprises small synchronous pulley, small pulley axle, friction disc, dish spring and adjustment nut; The small pulley axle is arranged in the swivel arm housing and the big relative end of belt shaft through plain bearing; Small pulley axle one end stretches out the swivel arm housing and is connected with HUD; HUD is arranged on big belt shaft fixed end homonymy one end; Small synchronous pulley is set on the small pulley axle, and friction disc is arranged on through spline fitted on the small pulley axle of small synchronous pulley one side, passes through fixedly dish spring of adjustment circular nut on the friction disc;
Catch gear comprises catch gear housing, spring bulb pin, camshaft, locking knob and position fixing knob; The catch gear housing is fixedly installed in the swivel arm housing between big synchronous pulley and the small synchronous pulley; Spring bulb pin is arranged in the catch gear housing; Camshaft is arranged in the swivel arm housing of small pulley axle one end through plain bearing; Camshaft and small pulley axle laterally arrange, and camshaft one end stretches out the swivel arm housing captives joint with position fixing knob, also is arranged with locking knob between position fixing knob and the swivel arm housing; Bulb one end of spring bulb pin stretches out the catch gear housing and is arranged in the big synchronous pulley sphere groove, and the other end of spring bulb pin stretches out the cam that the catch gear housing withstands camshaft;
Stretching device comprises tensioning supporting base, tightening device bracing frame, sleeve, pressure zone screw and pressing plate; The tensioning supporting base is arranged on the sidewall of the swivel arm housing between big synchronous pulley and the small synchronous pulley; The tightening device bracing frame is arranged in the tensioning supporting base; The lower end of tightening device bracing frame is connected with sleeve through straight pin, and the upper end of tightening device bracing frame is connected with the pressure zone screw through pressing plate, and the pressure zone screw is arranged in the internal thread hole of tensioning supporting base upper end;
Detent mechanism comprises two spring steel ball devices; Two spring steel ball devices are symmetricly set in the swivel arm housing of small pulley axle external part; Steel ball one end withstands the small pulley axle; Spring one end is captiveed joint with the swivel arm housing, and the small pulley axle has four ball grooves on the axis body of corresponding steel ball position, all is 90 ° of angles between four ball grooves;
Be connected through synchronous cog belt between big synchronous pulley and the small synchronous pulley.
The other end of spring bulb pin also is arranged with the knurled nut.
Beneficial effect
(1), it is convenient HUD to be changed between control position and off-position.
(2), impact protection apparatus is set, ensured user's personal safety and device security.
(3), whole device adopts mechanical device, do not need external source, installs simple.
(4), chaufeur adopts one-handed performance, and is easy to use.
Description of drawings
Fig. 1 be the utility model overlook the sectional structure scheme drawing.
Fig. 2 is the side-looking sectional structure scheme drawing of the utility model.
Fig. 3 is the stretching device structural representation of the utility model.
Fig. 4 is the structural representation of the HUD of the utility model when being in expanded position.
Fig. 5 is the structural representation of the HUD of the utility model when being in the stowed position.
Fig. 6 is the spring bulb pin local structure scheme drawing of the catch gear of the utility model.
Fig. 7 is the camshaft local structure scheme drawing that the catch gear of the utility model is in unlock state.
Fig. 8 is the camshaft local structure scheme drawing that the catch gear of the utility model is in the lock state.
Fig. 9 is the detent mechanism structural representation of the utility model.
1, big synchronous pulley, 2, big belt shaft, 3, the swivel arm housing, 4, small synchronous pulley, 5, the small pulley axle; 6, friction disc, 7, the dish spring, 8, adjustment nut, 9, the catch gear housing, 10, spring bulb pin; 11, camshaft, 12, locking knob, 13, position fixing knob, 14, the tensioning supporting base, 15, the tightening device bracing frame; 16, sleeve, 17, the pressure zone screw, 18, pressing plate, 19, the spring steel ball device; 20, synchronous cog belt, 21, the knurled nut, 22, dowel disc, 23, HUD.
The specific embodiment
Below be the specific embodiment of the utility model:
As shown in the figure: a kind of fender guard of novel HUD, adopt the twin axle structure, comprise swivel arm housing 3, big synchronous pulley mechanism, small synchronous pulley mechanism, catch gear, stretching device and detent mechanism.
When needing HUD work, can make it be in expanded position its stationkeeping; When not needing HUD work, can HUD be packed up, make it be in the stowed position; When meeting with external force collision in the HUD working process, can outside arbitrarily angled upset, protection chaufeur and HUD.
Wherein, Big synchronous pulley mechanism comprises big synchronous pulley 1 and big belt shaft 2; Big belt shaft 2 is arranged on the end in the swivel arm housing 3 through plain bearing, and an end of big belt shaft 2 stretches out swivel arm housing 3 and is connected the platform captive joint, and big synchronous pulley 1 is set on the big belt shaft 2 through flat key; Fixed cover is established dowel disc 22 on the big synchronous pulley 1; The dish week of dowel disc 22 is provided with two spherical grooves, and two spherical grooves are provided with at an angle, is 168 ° of angle settings between two spherical grooves of present embodiment.
Wherein, Small synchronous pulley mechanism comprises small synchronous pulley 4, small pulley axle 5, friction disc 6, dish spring 7 and adjustment nut 8; Small pulley axle 5 is arranged in the swivel arm housing 3 end relative with big belt shaft 2 through plain bearing; Small pulley axle 5 one ends stretch out swivel arm housing 3 and are connected with HUD 23, and HUD 23 is arranged on big belt shaft 2 fixed end homonymies one end, and small synchronous pulley 4 is set on the small pulley axle 5; Friction disc 6 is arranged on through spline fitted on the small pulley axle 5 of small synchronous pulley 4 one sides, passes through fixedly dish spring 7 of adjustment circular nut 8 on the friction disc 6.Can through the adjustment circular nut 8 regulate 7 pairs of friction discs 6 of dish spring, pressure, thereby the transmission of control effort;
Be connected through synchronous cog belt 20 between big synchronous pulley 1 and the small synchronous pulley 4.Pull swivel arm, it is clockwise rotated around big belt shaft 2, do not change because big synchronous pulley 1 is fixed, then small synchronous pulley 4 must rotate counterclockwise; Meanwhile small synchronous pulley 4 drives 5 rotations of small pulley axle under the effect of dish spring 7 and friction disc 6; The HUD 23 of captiveing joint with small pulley axle 5 is also done thereupon and is rotated counterclockwise; Confirm suitable belt wheel transmitting ratio; Make swivel arm clockwise rotate 168 when spending, HUD rotates counterclockwise 105 degree, finally makes swivel arm and HUD 23 all be in the stowed position.
When changed each other expanded position and stowed position, small synchronous pulley 4 made small pulley axle 5 rotate through friction force, finally drives HUD 23 and rotates.When system is in latched position; If HUD 23 receives unexpected collision; Because big synchronous pulley 1 is locked and causes small synchronous pulley 4 fixed; Rotate voluntarily behind the friction force that then HUD 23 meeting drive small pulley axles 5 overcome between friction disc 6 and the small synchronous pulley 4, arrive the crash protection position.
The big I of the friction disc 6 that HUD 23 rotations need overcome and 4 friction moments of small synchronous pulley is through jam nut 8 adjustment.Big I through transferring friction disc 5 and 4 friction moments of small synchronous pulley makes HUD 23 be in arbitrary position.
Wherein, Catch gear comprises catch gear housing 9, spring bulb pin 10, camshaft 11, locking knob 12 and position fixing knob 13; Catch gear housing 9 is fixedly installed in the swivel arm housing 3 between big synchronous pulley 1 and the small synchronous pulley 4; Spring bulb pin 10 is arranged in the catch gear housing 9; Camshaft 11 is arranged on through plain bearing in the swivel arm housing 3 of small pulley axle 5 one ends, and camshaft 11 laterally arranges with small pulley axle 5, and camshaft 11 1 ends stretch out swivel arm housing 3 captives joint with position fixing knob 13; Also be arranged with locking knob 12 between position fixing knob 13 and the swivel arm housing 3; Bulb one end of spring bulb pin 10 stretches out catch gear housing 9 and is arranged in the big synchronous pulley 1 sphere groove, and the other end of spring bulb pin 10 stretches out the cam that catch gear housing 9 withstands camshaft 11, and the other end of spring bulb pin 10 also is arranged with knurled nut 21.
Two sphere grooves on the dowel disc 22 of big belt shaft 2 are the expansion and the stowed position of corresponding swivel arm respectively.If swivel arm is rotated to the stowed position by expanded position; In the rotation process, be pressed in all the time on the surface of dowel disc 22, when swivel arm turns to the stowed position at bulb pin under the effect of spring; The bulb pin just drops in the groove; Mechanism sends " smacking one's lips " sound, and swivel arm produces drag thereupon, topognosia occurs.
There is " locking " and " non-locking " two position of position fixing knob 13, and the knurled nut's 21 on relying on camshaft 11 and being fixed on spring bulb pin 10 contact realizes with separating.
When position fixing knob 13 was in " non-locking " position, there were certain interval in the cam face of camshaft 11 and knurled nut 21 surfaces, the stroke that enough pins eject.This moment, system was in unlock state, as long as apply certain power to swivel arm, pin will eject automatically, and swivel arm rotates arbitrarily.
When the rotational positioning handle makes it and is in " locking " position; The locking knob 12 of screwing subsequently, cam and knurled nut's 21 surperficial closed contacts, this moment, the pin bulb was pressed in the groove of big belt shaft dowel disc 22; Also can't eject even swivel arm is applied power, system is in the lock state.
During system lock, big belt shaft 2, small pulley axle 4, swivel arm are rigidly connected through catch gear, can guarantee the accurate location of system.
When system is in latched position, through the pressuring action of locking knob 12, make camshaft 11 can not become flexible, therefore this moment, swivel arm can not get loose.
Stretching device comprises tensioning supporting base 14, tightening device bracing frame 15, sleeve 16, pressure zone screw 17 and pressing plate 18; Tensioning supporting base 14 is arranged on the sidewall of the swivel arm housing 3 between big synchronous pulley 1 and the small synchronous pulley 4; Tightening device bracing frame 15 is arranged in the tensioning supporting base 14; The lower end of tightening device bracing frame 15 is connected with sleeve 16 through straight pin; The upper end of tightening device bracing frame 15 is connected with pressure zone screw 17 through pressing plate 18, and pressure zone screw 17 is arranged in the internal thread hole of tensioning supporting base 14 upper ends.
Detent mechanism comprises two spring steel ball devices 19; Two spring steel ball devices 19 are symmetricly set in the swivel arm housing 3 of small pulley axle 5 external parts; Steel ball one end withstands small pulley axle 5; Spring one end is captiveed joint with swivel arm housing 3, and small pulley axle 5 has four ball grooves on the axis body of corresponding steel ball position, all is 90 ° of angles between four ball grooves; During work, steel ball falls into the ball groove when small pulley axle 5 turns to correspondence position, and sends " smacking one's lips " sound, reminds operator's HUD 23 to arrive protective position.
Claims (2)
1. the fender guard of a novel HUD is characterized in that: comprise swivel arm housing (3), big synchronous pulley mechanism, small synchronous pulley mechanism, catch gear, stretching device and detent mechanism;
Big synchronous pulley mechanism comprises big synchronous pulley (1) and big belt shaft (2); Big belt shaft (2) is arranged on the end in the swivel arm housing (3) through plain bearing; One end of big belt shaft (2) stretches out swivel arm housing (3) and is connected the platform captive joint; Big synchronous pulley (1) is set on the big belt shaft (2) through flat key, and big belt shaft (2) is gone up fixed cover and is provided with dowel disc (22), and the dish week of dowel disc (22) is provided with two spherical grooves;
Small synchronous pulley mechanism comprises small synchronous pulley (4), small pulley axle (5), friction disc (6), dish spring (7) and adjustment nut (8); Small pulley axle (5) is arranged in the swivel arm housing (3) and the big relative end of belt shaft (2) through plain bearing; Small pulley axle (5) one ends stretch out swivel arm housing (3) and are connected with HUD (23); HUD (23) is arranged on big belt shaft (2) fixed end homonymy one end; Small synchronous pulley (4) is set on the small pulley axle (5); Friction disc (6) is arranged on through spline fitted on the small pulley axle (5) of small synchronous pulley (4) one sides, and friction disc (6) is gone up through adjusting fixedly dish spring (7) of circular nut (8);
Catch gear comprises catch gear housing (9), spring bulb pin (10), camshaft (11), locking knob (12) and position fixing knob (13); Catch gear housing (9) is fixedly installed in the swivel arm housing (3) between big synchronous pulley (1) and the small synchronous pulley (4); Spring bulb pin (10) is arranged in the catch gear housing (9); Camshaft (11) is arranged in the swivel arm housing (3) of small pulley axle (5) one ends through plain bearing; Camshaft (11) laterally arranges with small pulley axle (5); Camshaft (11) one ends stretch out swivel arm housing (3) captives joint with position fixing knob (13); Also be arranged with locking knob (12) between position fixing knob (13) and the swivel arm housing (3), bulb one end of spring bulb pin (10) stretches out catch gear housing (9) and is arranged in big synchronous pulley (1) the sphere groove, and the other end of spring bulb pin (10) stretches out catch gear housing (9) and withstands the cam of camshaft (11);
Stretching device comprises tensioning supporting base (14), tightening device bracing frame (15), sleeve (16), pressure zone screw (17) and pressing plate (18); Tensioning supporting base (14) is arranged on the sidewall of the swivel arm housing (3) between big synchronous pulley (1) and the small synchronous pulley (4); Tightening device bracing frame (15) is arranged in the tensioning supporting base (14); The lower end of tightening device bracing frame (15) is connected with sleeve (16) through straight pin; The upper end of tightening device bracing frame (15) is connected with pressure zone screw (17) through pressing plate (18), and pressure zone screw (17) is arranged in the internal thread hole of tensioning supporting base (14) upper end;
Detent mechanism comprises two spring steel ball devices (19); Two spring steel ball devices (19) are symmetricly set in the swivel arm housing (3) of small pulley axle (5) external part; Steel ball one end withstands small pulley axle (5); Spring one end is captiveed joint with swivel arm housing (3), and small pulley axle (5) has four ball grooves on the axis body of corresponding steel ball position, all is 90 ° of angles between four ball grooves;
Be connected through synchronous cog belt (20) between big synchronous pulley (1) and the small synchronous pulley (4).
2. the fender guard of a kind of novel HUD according to claim 1, it is characterized in that: the other end of spring bulb pin (10) also is arranged with knurled nut (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200104670U CN202389303U (en) | 2012-01-11 | 2012-01-11 | Protection device for novel head-up display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200104670U CN202389303U (en) | 2012-01-11 | 2012-01-11 | Protection device for novel head-up display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202389303U true CN202389303U (en) | 2012-08-22 |
Family
ID=46664249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200104670U Expired - Fee Related CN202389303U (en) | 2012-01-11 | 2012-01-11 | Protection device for novel head-up display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202389303U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102555928A (en) * | 2012-01-11 | 2012-07-11 | 河南科技大学 | Novel protector for head-up display |
| CN104132224B (en) * | 2013-05-02 | 2016-04-20 | 晟爵（上海）科技有限公司 | A kind of base locking positioning mechanism for corneal topographers |
| TWI817442B (en) * | 2022-03-29 | 2023-10-01 | 鴻海精密工業股份有限公司 | Rotary bracket and displayer with the rotary bracket |
-
2012
- 2012-01-11 CN CN2012200104670U patent/CN202389303U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102555928A (en) * | 2012-01-11 | 2012-07-11 | 河南科技大学 | Novel protector for head-up display |
| CN102555928B (en) * | 2012-01-11 | 2014-03-26 | 河南科技大学 | Novel protector for head-up display |
| CN104132224B (en) * | 2013-05-02 | 2016-04-20 | 晟爵（上海）科技有限公司 | A kind of base locking positioning mechanism for corneal topographers |
| TWI817442B (en) * | 2022-03-29 | 2023-10-01 | 鴻海精密工業股份有限公司 | Rotary bracket and displayer with the rotary bracket |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20120822 Termination date: 20130111 |