CN101289077A - Vehicle LCD electric turnover transmission rig - Google Patents
Vehicle LCD electric turnover transmission rig Download PDFInfo
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- CN101289077A CN101289077A CNA2008100284440A CN200810028444A CN101289077A CN 101289077 A CN101289077 A CN 101289077A CN A2008100284440 A CNA2008100284440 A CN A2008100284440A CN 200810028444 A CN200810028444 A CN 200810028444A CN 101289077 A CN101289077 A CN 101289077A
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- electric turnover
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Abstract
The invention discloses an electric turning transmission mechanism for a vehicle LCD, which comprises a top cover and a back cover of the LCD articulated at the top cover; a motor fixed on the top cover drives a transmission screw rod fixed at the end part of the top cover to rotate, thereby leading a nut sheathed on a transmission screw rod belt to move along the axial direction of the transmission screw rod; the nut is articulated with one end of a push-pull piece; the other end of the push-pull piece is articulated with the back cover of the LCD; when moving along the axial direction of the transmission screw rod, the nut drives the back cover to overturn and drives the opening and closing of the back cover and the top cover by a push-pull piece; the two ends of the transmission screw rod are provided with limit switches; as the push-pull piece is adopted for transmission, the top cover of the LCD, the push-pull piece and the back cover of the LCD form a triangle structure at the state that the LCD is opened; therefore, the influence on the viewing of passengers or the damage of a machine which are caused by the free swinging of a liquid crystal display screen is effectively solved; the problem that a reduction gear is easy to be damaged is effectively solved; the burden of the motor is lightened and the fault rate of the motor is reduced.
Description
Technical field
The present invention relates to a kind of electric turnover transmission rig, particularly a kind of vehicle LCD electric turnover transmission rig.
Background technology
Vehicle LCD is widely used in various transportation works, and realize the expansion of Liquid Crystal Display (LCD) and pack up saving space limited on the automobile effectively by switching mechanism, vehicle LCD electric turnover transmission rig has also just constituted core technology wherein.A kind of electric turnover transmission rig of on-board liquid crystal television is disclosed in the number of patent application 200610045387.8 in the prior art, the friction damping of this technology by matching and produced between damping block and the axle sleeve, when guaranteeing that electric turnover mechanism uses under the environment of vibration fierceness, reducing gear is not caused freely swinging of damage and liquid crystal display.But because the moment of torsion between LCD TV self and the fixed mount is very big, so this technical scheme does not solve freely swinging that LCD TV caused well when external shock, this freely swing cause the LCD TV vibration and make the audience cosily watch the shown content of screen such as the passenger can't know.And in this existing structure, because the Direct Current Motor of transmission device is installed on telltale top cover and the bonnet anchor shaft, so output torque acts directly on the motor output shaft, thereby strengthened the burden of motor, increased the fault rate of motor.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, a kind of vehicle LCD electric turnover transmission rig is provided, it can solve effectively owing to freely swinging of liquid crystal display causes the influence that the passenger is watched or the damage problem of machine, can alleviate simultaneously the burden of motor again, reduced the fault rate of motor effectively, can prevent that also reducing gear is when transmission or the damage of environment for use when fierce.
The present invention solves the problems of the technologies described above the technical scheme that is adopted: a kind of vehicle LCD electric turnover transmission rig, thereby it comprises top cover and is hinged together and makes both relatively turnable bonnets with this top cover, further comprises the turn-screw that is arranged at least one side of this top cover, is set on this turn-screw and can and be installed in the motor that is used to drive this turn-screw rotation on this top cover for driving nut, an end and this bonnet that this turn-screw rotates hinged and the other end and this driving nut pivotally attached pull-push piece within it.
As a kind of improvement, be provided with on this at least one side of this turn-screw and further be provided with the transmission guide rod parallel with this turn-screw, this driving nut is set on this transmission guide rod simultaneously slidably.This top cover and this bonnet are mutually hinged by standing screw.
This motor can be installed on the end vertical with these two sides on this top cover.This motor is direct current gear motor or HM Hydraulic Motor.This motor and train of reduction gears mechanical connection get up, and mechanically are connected with the horizontal drive link vertical with this turn-screw on this train of reduction gears, and this horizontal drive link gets up with this turn-screw mechanical connection rotationally by the umbrella gear group.
As further improvement, this turn-screw is provided with the limit switch that the stroke to this driving nut limits.
The beneficial effect that the technical program realizes has: this transmission device adopts the pull-push piece transmission, the bonnet of telltale top cover, pull-push piece, telltale has formed three-legged structure under the telltale open mode, has solved effectively because freely swinging of liquid crystal display causes the influence that the passenger is watched or the damage of machine according to leg-of-mutton this transmission device of stability.
This transmission device adopts screw driven type of drive to efficiently solve when transmission or the environment for use problem that moment acts directly on the reducing gear of direct current gear motor, reducing gear is damaged easily when fierce.
This transmission device Direct Current Motor moment drives pull-push piece and the moment of pull-push piece finally acts on the telltale bonnet through turn-screw, and this is different from and the conventional drives Direct Current Motor is installed in that output torque acts directly on the motor output shaft on telltale top cover and the bonnet anchor shaft.Finally act on the telltale bonnet according to this transmission device of lever principle motor torque, thereby alleviated the burden of motor, reduce the fault rate of motor effectively.
Description of drawings
Below reach embodiment in conjunction with the accompanying drawings the present invention is described in further detail, but technical scheme of the present invention is not limited to disclosed specific embodiment.
Fig. 1 is the lateral plan of vehicle LCD electric turnover transmission rig open mode provided by the invention.
Fig. 2 is the birds-eye view that mechanism shown in Figure 1 has rotated 90 degree.
Fig. 3 has showed that mechanism shown in Figure 1 is from being opened to the continuous variable condition figure of complete closure fully.
The specific embodiment
Referring to Fig. 1-3, the invention provides a kind of vehicle LCD electric turnover transmission rig, it comprises top cover 1 and the Liquid Crystal Display (LCD) bonnet 2 that is hinged together with this top cover 1.Because relation for being articulated and connected between top cover 1 and the bonnet 2, therefore can relatively in the certain angle scope, rotate between the two, turn to the obtuse angle state that forms greater than 90 degree between the two such as the state of fit fully from both (and angle between the two is 0 degree).Both can be hinged together by the technological means known to standing screw 3 or other one of ordinary skilled in the art.
In addition, be hinged with at least one pull-push piece 7 between described top cover 1 and the bonnet 2, be used to realize the opening and closing movement (detailed aftermentioned) between top cover 1 and the bonnet 2.
In addition, on the side of described top cover 1, such as on one of them side or two sides be provided with turn-screw 5.Described turn-screw 5 can be driven and rotate by the suitable dynamic generator.Such as in Fig. 2, turn-screw 5 can be installed on the top cover 1, for example is installed in motor 4 control on the top cover 1 and causes self rotation.Be arranged with driving nut 6 on each turn-screw 5.Turn-screw 5 can rotate in driving nut 6, thereby driving nut 6 is moved along the axial direction of turn-screw 5.Especially, the hinged relationship between described pull-push piece 7 and the top cover 1 is by the hinged realization between pull-push piece 7 and the driving nut 6.When motor 4 runnings, motor 4 drives turn-screw 5 and rotates, and the driving nut 6 that turn-screw 5 causes again cooperating with its spiral moves along axial direction on turn-screw 5.When driving nut 6 (away from the direction of bonnet 2) when motion forward on turn-screw 5, the motion of nut 6 impels pull-push piece 7 to be spurred forward by nut 6, thereby cause bonnet 2 to be drawn close towards top cover 1, promptly angle between the two diminishes gradually, has realized complete closure (as shown in Figure 3) between the two at last.
Correspondingly, when driving nut 6 on turn-screw 5 backward during the direction of bonnet 2 (gradually near) motion, the motion of nut 6 impels pull-push piece 7 to be promoted backward by nut 6, thereby cause bonnet 2 to launch away from top cover 1, promptly angle between the two becomes greatly gradually, has realized suitably opening between the two (as shown in Figure 3) at last.
As a kind of improvement, the transmission guide rod 9 parallel with this turn-screw 5 can be installed on the side of the described top cover 1 that turn-screw 5 is installed simultaneously, be set in slidably on the transmission guide rod 9 simultaneously with the driving nut 6 of turn-screw 5 normal-running fiies, thereby further driving nut 6 is played directional tagging, and then be beneficial to its front and back motion on turn-screw 5.
Described each turn-screw 5 can provide rotary torque by motor 4 (as Fig. 2), and described motor can be the direct current gear motor, can certainly be other motor, and such as HM Hydraulic Motor, stepper motor etc., these are all within original idea of the present invention and scope.
In addition, on two of described top cover 1 sides turn-screw 5 can be set all.In this case, sheathed corresponding driving nut 6 on each turn-screw 5, and driving nut 6 is hinged with a corresponding pull-push piece 7, and pull-push piece 7 is hinged between the corresponding side of bonnet 1 and the corresponding side of top cover 1 (being on the driving nut 6 on the corresponding side of top cover 1).
Each turn-screw 5 can be by independent motor driven, and perhaps, described two turn-screws 5 can be shared a motor.Such as in Fig. 2, motor 4 is installed on top cover 1 end vertical with two side, and motor 4 drives two groups of turn-screws 5 simultaneously.
Specifically, motor 4 and train of reduction gears 11 mechanical connections, thus reduced the output speed of motor 4.Train of reduction gears 11 and horizontal drive link 10 mechanical connections.The two ends of horizontal drive link 10 are delivered to the driving torque of horizontal drive link 10 on a pair of turn-screw 5 vertical with horizontal drive link 10 by umbrella gear group 12 respectively, thereby cause the turn-screw 5 on two sides of top cover 1 to rotate.The driving nut 6 that turn-screw 5 causes again cooperating with its spiral moves forwards or backwards along axial direction on turn-screw 5.
When driving nut 6 (away from the direction of bonnet 2) when motion forward on turn-screw 5, the motion of nut 6 impels pull-push piece 7 to be spurred forward by nut 6, thereby cause bonnet 2 to be drawn close towards top cover 1, promptly angle between the two diminishes gradually, has realized complete closure (as shown in Figure 3) between the two at last; And when driving nut 6 on turn-screw 5 backward during the direction of bonnet 2 (gradually near) motion, the motion of nut 6 impels pull-push piece 7 to be promoted backward by nut 6, thereby cause bonnet 2 to launch away from top cover 1, promptly angle between the two becomes greatly gradually, has realized suitably opening between the two (as shown in Figure 3) at last.This motor arrangement structure this just make the placement of motor more save the space, and umbrella gear group 12 has then solved the directionality problem of transmission.
In addition, because in the present invention, turn-screw 5, nut 6, pull-push piece 7 and umbrella gear group 12 are provided with symmetrically, and this symmetric design will be more conducive to the stable of structure.
Preferably, as shown in Fig. 1, can be provided with limit switch 8, so that regulate the angle that bonnet 2 is opened and closed at the two ends of each turn-screw 5.
Claims (8)
1, a kind of vehicle LCD electric turnover transmission rig, thereby it comprises top cover and is hinged together and makes both relatively turnable bonnets with this top cover, it is characterized in that: further comprise being arranged on the rotating transmission body of rod at least one side of this top cover and being set on this transmission body of rod and can and being installed in the motor that is used to drive this transmission body of rod rotation on this top cover for driving nut, an end and this bonnet that this transmission body of rod rotates hinged and the other end and this driving nut pivotally attached pull-push piece within it.
2, vehicle LCD electric turnover transmission rig as claimed in claim 1, it is characterized in that: this transmission body of rod is a turn-screw, and be provided with on this at least one side of this turn-screw and further be provided with the transmission guide rod parallel with this turn-screw, this driving nut is set on this transmission guide rod simultaneously slidably.
3, vehicle LCD electric turnover transmission rig as claimed in claim 1 is characterized in that: this top cover and this bonnet are mutually hinged by standing screw.
4, vehicle LCD electric turnover transmission rig as claimed in claim 1 is characterized in that: this motor is installed on the end vertical with these two sides on this top cover.
5, vehicle LCD electric turnover transmission rig as claimed in claim 4 is characterized in that: this motor is direct current gear motor or HM Hydraulic Motor.
6, vehicle LCD electric turnover transmission rig as claimed in claim 4, it is characterized in that: this motor and train of reduction gears mechanical connection, mechanically be connected with the horizontal drive link vertical with this turn-screw on this train of reduction gears, this horizontal drive link rotates with this turn-screw mechanical connection by the umbrella gear group.
7, vehicle LCD electric turnover transmission rig as claimed in claim 1 is characterized in that: this turn-screw is provided with the limit switch that the stroke to this driving nut limits.
8, vehicle LCD electric turnover transmission rig as claimed in claim 1 is characterized in that: the electromagnet in the top cover is set for when bonnet becomes level with top cover with a kind of to be had electricity to regain pin member and not to have the mode that electricity ejects pin member and exist.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100284440A CN101289077A (en) | 2008-05-30 | 2008-05-30 | Vehicle LCD electric turnover transmission rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100284440A CN101289077A (en) | 2008-05-30 | 2008-05-30 | Vehicle LCD electric turnover transmission rig |
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| Publication Number | Publication Date |
|---|---|
| CN101289077A true CN101289077A (en) | 2008-10-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008100284440A Pending CN101289077A (en) | 2008-05-30 | 2008-05-30 | Vehicle LCD electric turnover transmission rig |
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| CN (1) | CN101289077A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103714756A (en) * | 2013-12-31 | 2014-04-09 | 阿纳克斯（苏州）轨道***有限公司 | Vehicle-mounted double-surface special-shaped displayer |
| CN105096767A (en) * | 2015-08-31 | 2015-11-25 | 中航华东光电有限公司 | Liquid crystal display for display and control console and mounting method of liquid crystal display |
| CN105938683A (en) * | 2016-06-27 | 2016-09-14 | 星际控股集团有限公司 | Intelligent turnable display screen |
| CN105972400A (en) * | 2016-06-27 | 2016-09-28 | 星际控股集团有限公司 | Turnover display screen |
| CN106976432A (en) * | 2017-04-26 | 2017-07-25 | 济南腾越电子有限公司 | A kind of display device with automatic deploying and retracting function |
| CN107990100A (en) * | 2017-11-23 | 2018-05-04 | 苏州奥柯图葳机电科技有限公司 | A kind of projector equipment for BIM information |
| CN110654319A (en) * | 2018-06-28 | 2020-01-07 | 比亚迪股份有限公司 | Actuating mechanism for adjusting display terminal and vehicle |
| CN112188173A (en) * | 2020-10-15 | 2021-01-05 | 西安天地隆电子科技有限公司 | Mobile video monitoring device |
-
2008
- 2008-05-30 CN CNA2008100284440A patent/CN101289077A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103714756A (en) * | 2013-12-31 | 2014-04-09 | 阿纳克斯（苏州）轨道***有限公司 | Vehicle-mounted double-surface special-shaped displayer |
| CN105096767A (en) * | 2015-08-31 | 2015-11-25 | 中航华东光电有限公司 | Liquid crystal display for display and control console and mounting method of liquid crystal display |
| CN105938683A (en) * | 2016-06-27 | 2016-09-14 | 星际控股集团有限公司 | Intelligent turnable display screen |
| CN105972400A (en) * | 2016-06-27 | 2016-09-28 | 星际控股集团有限公司 | Turnover display screen |
| CN106976432A (en) * | 2017-04-26 | 2017-07-25 | 济南腾越电子有限公司 | A kind of display device with automatic deploying and retracting function |
| CN106976432B (en) * | 2017-04-26 | 2023-07-28 | 济南腾越电子有限公司 | Display device with automatic retraction function |
| CN107990100A (en) * | 2017-11-23 | 2018-05-04 | 苏州奥柯图葳机电科技有限公司 | A kind of projector equipment for BIM information |
| CN110654319A (en) * | 2018-06-28 | 2020-01-07 | 比亚迪股份有限公司 | Actuating mechanism for adjusting display terminal and vehicle |
| CN112188173A (en) * | 2020-10-15 | 2021-01-05 | 西安天地隆电子科技有限公司 | Mobile video monitoring device |
| CN112188173B (en) * | 2020-10-15 | 2022-08-16 | 西安天地隆电子科技有限公司 | Mobile video monitoring device |
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Open date: 20081022 |