CN201255292Y

Movatterモバイル変換

Info

Publication number: CN201255292Y
Application number: CNU2008201352173U
Authority: CN
Inventors: 谭迎建
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-09-09
Filing date: 2008-09-09
Publication date: 2009-06-10
Anticipated expiration: 2018-09-09

Abstract

The utility model discloses a viewing angle-adjusting unit for a flat-panel television or a flat-panel monitor. The viewing angle-adjusting unit comprises a lifting unit, a horizontal rotation angle-adjusting unit and a screen-pitching angle-adjusting unit, through which the viewing angle of the flat-panel television or the flat-panel monitor, including screen level, horizontal rotation angle, screen-pitching angle, and the like can be conveniently and quickly adjusted. With complete functions, the viewing angle-adjusting unit can be adjusted to an optimal viewing angle according to requirements.

Description

A kind of flat panel TV, display viewing angles regulating device

Technical field

The utility model relates to a kind of flat panel TV, display viewing angles regulating device.

Background technique

In actual life, along with making rapid progress of scientific and technological level, the raising day by day of people's standard of living, electronic products such as flat panel TV such as LCD TVs and plasm TV and liquid crystal display become the main selection of people's life and work gradually, flat panel TV such as LCD TVs and plasma and liquid crystal display are in the process of using, sometimes need to adjust as required optimal viewing angle, common product can only be put in order the pitching angle and the level angle of screen with hand adjustment, very inconvenient, particularly this problem of giant-screen product is more outstanding, a kind of control circuit and device of adjusting at television set supporting base the inside integrated horizontal corner arranged in the prior art, but this technology one is a function singleness, the 2nd, make television set cost and weight increase, the differentiation that also is unfavorable for different Consumers is selected, therefore need a kind of Perfect in shape and function, can adjust the device of screen viewing angle quickly and easily, make life and work more satisfied.

The model utility content

In order to address the above problem, the purpose of this utility model provides a kind of Perfect in shape and function, can adjust the regulating device of screen viewing angle quickly and easily.

In order to achieve the above object, the technological scheme that the utility model adopted is: a kind of flat panel TV, display viewing angles regulating device, comprise supporting base and flat panel TV, display bracket, comprise lowering or hoisting gear, the level angle regulating device of adjusting flat panel TV, display device level angle that is used to adjust flat panel TV, display device level height and the screen pitching angle regulating device of adjusting flat panel TV, indicator screen pitching angle, wherein

Described lowering or hoisting gear comprises lifting motor and the lifting actuator that is in transmission connection with lifting motor;

Described level angle regulating device comprises corner motor and the rotary driving device that is connected with the corner electric-motor-driving;

Described screen pitching angle regulating device comprises the pitching angle transmission device that the pitching angle motor is connected with the pitching angle electric-motor-driving.

Wherein, described rotary driving device comprises driven gear and driving gear, described driving gear is connected with the shaft drive of corner motor, the flank engagement of its flank of tooth and described driven gear, described lifting actuator is provided with lifting bar, guide pin bushing and lifting screw, described lifting screw and described lifting motor are in transmission connection, described lifting bar is the tubing of an Inner Dimension greater than described lifting screw, the lower end of described lifting bar is provided with the lifting nut with the lifting screw coupling, described lifting screw is rotatably connected in the lifting bar, described guide pin bushing is the tubing that an Inner Dimension and lifting bar external diameter slide and mate, described guide pin bushing is sheathed on the outside of lifting bar, fixedly connected with supporting base in the lower end of described guide pin bushing, the outer of described lifting bar is provided with at least one direction recess along axial direction, the through hole of coupling that described driven gear is provided with and the lifting bar external diameter slides and with the slide raised line of coupling of described direction recess, described driven gear be sheathed on the described lifting bar and be movably connected on described guide pin bushing above.

Wherein, described lowering or hoisting gear comprises that also an end is fixedly connected on the transverse arm on lifting actuator top, the other end of transverse arm and described flat panel TV, display bracket flexibly connects, described pitching angle transmission device comprises the adjustment screw rod, adjust nut, lever and pitching angle support, described pitching angle support is fixedly connected on described transverse arm or the lifting actuator, described pitching angle motor is fixedly connected on pitching angle support or the transverse arm, described pitching angle support is provided with a fulcrum, one end of described adjustment screw rod is fixedly connected on the axle of pitching angle motor, described adjustment nut is rotatably connected on the described adjustment screw rod, the lower end of described lever and described flat panel TV, display bracket flexibly connects, the middle part of described lever and described fulcrum flexibly connect, and the upper end of described lever and described adjustment nut flexibly connect.

Wherein, described lowering or hoisting gear comprises that also an end is fixedly connected on the transverse arm on lifting actuator top, the other end of transverse arm and described flat panel TV, display bracket flexibly connect, described pitching angle transmission device comprises to be adjusted screw rod and adjusts nut, described pitching angle motor is movably connected on flat panel TV, display bracket, described adjustment nut is movably connected on transverse arm or the lifting actuator, described adjustment screw rod is fixedly connected on the axle of pitching angle motor, and described adjustment nut is rotatably connected on the described adjustment screw rod.

Wherein, described lowering or hoisting gear also is provided with retarder, the set lifting nut of described lifting bar is sheathed on the described lifting screw, and an end of described lifting screw and the output shaft of described retarder are in transmission connection, and described input shaft of speed reducer is connected with the shaft drive of lifting motor.

Wherein, described flat panel TV, display viewing angles regulating device also are provided with the Wireless remote control control gear; comprise remote-controlled launcher, signal receiving device, motor drive unit and protective gear; the output terminal of described signal receiving device is electrically connected with the control input end of motor drive unit, and the output contact of described protective gear is electrically connected with the control circuit of motor drive unit.

Wherein, described flat panel TV, display viewing angles regulating device also are provided with video reproducing rack or frame.

Adopt the beneficial effect of technique scheme to be: can carry out the adjustment of flat panel TV, display viewing angles quickly and easily by lowering or hoisting gear, level angle regulating device and screen pitching angle regulating device, comprise parameters such as screen level height, level angle and screen pitching angle, Perfect in shape and function, as required, can adjust to best appreciative perspective.

Description of drawings

Fig. 1 is the structural representation of a kind of flat panel TV of the utility model, display viewing angles regulating device;

Fig. 2 is the STRUCTURE DECOMPOSITION schematic representation of a kind of flat panel TV of the utility model, display viewing angles regulating device;

Fig. 3 is the lifting bar of a kind of flat panel TV of the utility model, display viewing angles regulating device and the structural representation of support;

Fig. 4 is second embodiment's the structural representation of the pitching angle regulating device of a kind of flat panel TV of the utility model, display viewing angles regulating device.

Digital represented element among the figure is:

1. supportingbase 2.lifting motors 21. retarders 22. lifting nuts

23.lifting bar 24.direction recess 25.transverse arms 221. lifting screws

3.guide pin bushing 31.corner motors 32.driving gears 33. driven gears

41.pitching angle motor 42. is adjustednut 43. levers

44. adjustscrew rod 45. pitching angle supports 52. upper supportingplates 53. lower carrier plates

54. connectingplate 10. flat panel TVs, display device

Embodiment

Below in conjunction with drawings and Examples the utility model is further described.

First embodiment: shown in Fig. 1～3, a kind of embodiment of the present utility model: a kind of flat panel TV, the display viewing angles regulating device, comprise supportingbase 1 and flat panel TV, display bracket, comprise and be used to adjust flat panel TV, the lowering or hoisting gear of display device level height, adjust flat panel TV, the level angle regulating device of display device level angle and adjustment flat panel TV, the screen pitching angle regulating device of indicator screen pitching angle, lowering or hoisting gear comprises liftingmotor 2 and the lifting actuator that is in transmission connection with liftingmotor 2, lowering or hoisting gear comprises that also an end is fixedly connected on thetransverse arm 25 on lifting actuator top, the other end oftransverse arm 25 and described flat panel TV, display bracket flexibly connects, lifting actuator is provided withlifting bar 23, guide pin bushing 3 and liftingscrew 221,lifting screw 221 is in transmission connection withlifting motor 2,lifting bar 23 is the tubing of an Inner Dimension greater thanlifting screw 221, the lower end oflifting bar 23 is provided with thelifting nut 22 withlifting screw 221 couplings,lifting screw 221 is rotatably connected in thelifting bar 23,guide pin bushing 3 is the tubing that an Inner Dimension andlifting bar 23 external diameters slide and mate,guide pin bushing 3 is sheathed on the outside oflifting bar 23, fixedly connected with supportingbase 1 in the lower end ofguide pin bushing 3, the outer oflifting bar 23 is provided with at least one direction recess 24 along axial direction, the level angle regulating device comprisescorner motor 31 and the rotary driving device that is in transmission connection withcorner motor 31, the rotary driving device comprises drivengear 33 anddriving gear 32,driving gear 32 is connected with the shaft drive ofcorner motor 31, the flank engagement of its flank of tooth and drivengear 33, drivengear 33 is provided with and the through hole oflifting bar 23 external diameters slip coupling and the raised line that slides and mate with direction recess 24, the driven gear also outside of through hole is arranged with two U-shaped holes along the circumferential direction, drivengear 33 is sheathed on thelifting bar 23, and twist and to connect with in the screw that guide pin bushing 3 upper ends are provided with the U-shaped hole of passing respectively of two screw rod symmetries, drivengear 33 can be rotated around the axle center in the horizontal direction, and the angle of rotation is subjected to the length restriction in U-shaped hole; Here another kind of scheme be with two thrust-bearings be connected to the top of drivengear 33 and below, the outer shaft bearing surface of two thrust-bearings is fixedlyed connected with guide pin bushing 3, drivengear 33 can be done 360 degree rotations with respect to guide pin bushing 3 like this, screen pitching angle regulating device comprises the pitching angle transmission device thatpitching angle motor 41 andpitching angle motor 41 are in transmission connection, the pitching angle transmission device comprises adjustsscrew rod 44, adjustnut 42,lever 43 andpitching angle support 45,pitching angle support 45 is fixedly connected on thelifting bar 23 oftransverse arm 25 or lifting actuator,pitching angle motor 41 is fixedly connected onpitching angle support 45 or thetransverse arm 25,pitching angle support 45 is provided with a fulcrum, an end of adjustingscrew rod 44 is fixedly connected on the axle ofpitching angle motor 41, adjustingnut 42 is rotatably connected on theadjustment screw rod 44, the lower end oflever 43 and flat panel TV, display bracket flexibly connects, the middle part oflever 43 is hinged with described fulcrum or is connected with cardan shaft, and the upper end oflever 43 is hinged withadjustment nut 42 or is connected with cardan shaft; Lowering or hoisting gear also is provided withretarder 21, andlifting bar 23set lifting nuts 22 are sheathed on thelifting screw 221, and an end oflifting screw 221 and the output shaft ofretarder 21 are in transmission connection, and the input shaft ofretarder 21 is connected with the shaft drive oflifting motor 2; Flat panel TV, display viewing angles regulating device also are provided with video reproducing rack or frame, can have all functions of traditional tv cabinet, also can produce to cooperate the traditional tv cabinet to use or ease of assembly is the model of one.

Lifting motor 2,corner motor 31 andpitching angle motor 41 can adopt the reducing motor of band retarder.This moment, above-mentionedretarder 21 just could; In addition, the rotary driving device also can adopt the mode of belt pulley transmission, and promptly the flank of tooth ofdriving gear 32 and drivengear 33 makes groove into, connects by belt transmission betweendriving gear 32 and the drivengear 33; Lifting actuator also can adopt hydraulic transmission mode, and liftingmotor 2 drives oil hydraulic pump, utilizes fluid pressure to promotelifting bar 23 and rises, and descends by liftingbar 23 by relief valve bleed off pressure.

Lifting bar 23 can be free to slide in the through hole of drivengear 33, but because the restriction of direction recess and raised line,lifting bar 23 can only rotate along with the rotation of drivengear 33, and is static and static.

The working principle of whole device comprises the adjustment of screen level height, level angle and three parameters of screen pitching angle:

The adjustment of screen level height: startlifting motor 2, liftingmotor 2 drives retarder 21 rotations, retarder 21drives lifting screw 221 and rotates,lifting bar 23 because and the qualification effect of guiding raisedline 24 and groove arranged between the drivengear 33, therefore can be along with liftingscrew 221 rotates, and under the effect of liftingnut 22, sense of rotation according to liftingscrew 221, carry out vertical lifting or decline, the lifting oflifting bar 23 drives flat panel TV, display bracket rises synchronously or descend, and promptly realizes the adjustment of screen level height.

The adjustment of level angle: startcorner motor 31, drivingdriving gear 32 rotates forward or backwards, drivengear 33 passive rotation with its flank engagement,lifting bar 23 because and the qualification effect of guiding raisedline 24 and groove arranged between the drivengear 33, solifting bar 23 is also followed drivengear 33 and is rotated, final drive flat panel TV, display bracket are done synchronously and are horizontally rotated, and promptly realize the adjustment of screen levelcorner.Lifting bar 23 rotates a circle promptly and to rise or a pitch ofdecline lifting screw 221, and this amount is very little, visually can ignore.

The adjustment of screen pitching angle: startpitching angle motor 41, the rotation that 41 in pitching angle motor is gone up screw rod drives 42 rotations of adjustment nut, because the restriction thatlever 43 is hinged with it or connect with cardan shaft, adjustnut 42 and can only do the straight line motion that advances or retreat along straight line, advance or retreat in the upper end thatadjustment nut 42 promoteslevers 43, lever 43 rotates around fulcrum, the lower end oflever 43 drives flat panel TV, display bracket rotates around the tie point of flat panel TV, display bracket andcross bar 25, promptly realizes the adjustment of screen pitching angle.

Second embodiment: as shown in Figure 4, in a second embodiment, the other parts structure is identical with first embodiment, pitching angle transmission device difference only, comprise and adjust screw rod and adjust nut thatpitching angle motor 41 is hinged or is connected in the connectingplate 54 of flat panel TV, display bracket with cardan shaft, adjustsnut 42 and is hinged or is connected ontransverse arm 25 or thelifting bar 23 with cardan shaft,adjustment screw rod 44 is fixedly connected on the axle ofpitching angle motor 41, adjustsnut 42 and is rotatably connected on theadjustment screw rod 44.

In the present embodiment, the adjustment of screen pitching angle: startpitching angle motor 41,pitching angle motor 41 drives axleupward adjustment screw 44 and rotates, adjustscrew rod 44 precession or back-out in adjustingnut 42, drive flat panel TV, display bracket rotate around the tie point of flat panel TV, display bracket andcross bar 25, promptly realize the adjustment of screen pitching angle.

In addition; described flat panel TV, display viewing angles regulating device also are provided with the Wireless remote control control gear; comprise remote-controlled launcher, signal receiving device, motor drive unit and protective gear; the output terminal of described signal receiving device is electrically connected with the control input end of motor drive unit, and the output contact of described protective gear is electrically connected with the control circuit of motor drive unit.Press the corresponding order button of remote-controlled launcher; signal receiving device receives command signal and decodes; and be converted to the contact order; connect the power supply circuits of associated motor; make motor according to the instruction running; described protective gear comprises each limit position installation limit switch or sensor; when the driven by motor associated components runs to limit position; corresponding limit switch or sensor action; closed or disconnection by corresponding contact forces corresponding motor to stop the running of this direction, reaches excessive the getting loose or stuck accident of causing of protective gear running.

Above-mentioned just the utility model preferred embodiment but should not constitute restriction of the present utility model, so long as adopt the technological scheme that is equal to the utility model, and also should be within the protection domain that the utility model is created.

Claims

1. a flat panel TV, display viewing angles regulating device, comprise supporting base and flat panel TV, display bracket, it is characterized in that, comprise lowering or hoisting gear, the level angle regulating device of adjusting flat panel TV, display device level angle that is used to adjust flat panel TV, display device level height and the screen pitching angle regulating device of adjusting flat panel TV, indicator screen pitching angle, wherein

2. a kind of flat panel TV as claimed in claim 1, the display viewing angles regulating device, it is characterized in that, described rotary driving device comprises driven gear and driving gear, described driving gear is connected with the shaft drive of corner motor, the flank engagement of its flank of tooth and described driven gear, described lifting actuator is provided with lifting bar, guide pin bushing and lifting screw, described lifting screw and described lifting motor are in transmission connection, described lifting bar is the tubing of an Inner Dimension greater than described lifting screw, the lower end of described lifting bar is provided with the lifting nut with the lifting screw coupling, described lifting screw is rotatably connected in the lifting bar, described guide pin bushing is the tubing that an Inner Dimension and lifting bar external diameter slide and mate, described guide pin bushing is sheathed on the outside of lifting bar, fixedly connected with supporting base in the lower end of described guide pin bushing, the outer of described lifting bar is provided with at least one direction recess along axial direction, the through hole of coupling that described driven gear is provided with and the lifting bar external diameter slides and with the slide raised line of coupling of described direction recess, described driven gear be sheathed on the described lifting bar and be movably connected on described guide pin bushing above.

3. a kind of flat panel TV as claimed in claim 1 or 2, the display viewing angles regulating device, it is characterized in that, described lowering or hoisting gear comprises that also an end is fixedly connected on the transverse arm on lifting actuator top, the other end of transverse arm and described flat panel TV, display bracket flexibly connects, described pitching angle transmission device comprises the adjustment screw rod, adjust nut, lever and pitching angle support, described pitching angle support is fixedly connected on described transverse arm or the lifting actuator, described pitching angle motor is fixedly connected on pitching angle support or the transverse arm, described pitching angle support is provided with a fulcrum, one end of described adjustment screw rod is fixedly connected on the axle of pitching angle motor, described adjustment nut is rotatably connected on the described adjustment screw rod, the lower end of described lever and described flat panel TV, display bracket flexibly connects, the middle part of described lever and described fulcrum flexibly connect, and the upper end of described lever and described adjustment nut flexibly connect.

4. a kind of flat panel TV as claimed in claim 1 or 2, the display viewing angles regulating device, it is characterized in that, described lowering or hoisting gear comprises that also an end is fixedly connected on the transverse arm on lifting actuator top, the other end of transverse arm and described flat panel TV, display bracket flexibly connects, described pitching angle transmission device comprises to be adjusted screw rod and adjusts nut, described pitching angle motor is movably connected on flat panel TV, display bracket, described adjustment nut is movably connected on transverse arm or the lifting actuator, described adjustment screw rod is fixedly connected on the axle of pitching angle motor, and described adjustment nut is rotatably connected on the described adjustment screw rod.

5. a kind of flat panel TV as claimed in claim 2, display viewing angles regulating device, it is characterized in that, described lowering or hoisting gear also is provided with retarder, the set lifting nut of described lifting bar is sheathed on the described lifting screw, one end of described lifting screw and the output shaft of described retarder are in transmission connection, and described input shaft of speed reducer is connected with the shaft drive of lifting motor.

6. as claim 1 or 2 any described a kind of flat panel TVs, display viewing angles regulating device; it is characterized in that; described flat panel TV, display viewing angles regulating device also are provided with the Wireless remote control control gear; comprise remote-controlled launcher, signal receiving device, motor drive unit and protective gear; the output terminal of described signal receiving device is electrically connected with the control input end of motor drive unit, and the output contact of described protective gear is electrically connected with the control circuit of motor drive unit.

7. as claim 1 or 2 any described a kind of flat panel TVs, display viewing angles regulating device, it is characterized in that described flat panel TV, display viewing angles regulating device also are provided with video reproducing rack or frame.