CN100337854C - Ceiling type vehicular video playing and displaying device - Google Patents

Abstract

The present invention relates to a ceiling type vehicular video playing and displaying device which is provided with an engine base component, a disk load application component, a display unit, a rotary part and a buckling component for a display part. The disk load application component arranged on the upper part of the engine base component 1 is a sucking disk load application component which is provided with a video disk inlet and a video disk outlet. The engine base component 1 is provided with a load application installation port, and the video disk inlet and the video disk outlet of the disk load application component expos out of the load application installation port of the engine base component; the load application installation port of the engine base component is arranged on the front side of the upper part of the engine base component 1. The display unit is rotationally connected with the engine base component by the rotary part component, and the free end of the display unit can be fastened on the engine base component by the buckling component for a display part. The present invention with reliable operation is easy to put and fetch the video disk.

Description

The ceiling type Vehicular video is play and read out instrument

Technical field

The present invention relates to a kind of Vehicular video plays and read out instrument.

Background technology

Vehicle-carried video display device is provided with the difference of position by it, is divided into two big class kinds usually.One class is fixed on the operator platform of automotive front and can be described as the built-in vehicle video display devices, another kind ofly is fixed on the top in the automobile and can be described as on-ceiling vedio display on board.The built-in vehicle video display devices has two kinds.A kind of is to have the vehicle-carried video display device that coils loading component, can be described as built-in vehicle video playback and read out instrument; Another kind is the tep reel loading component not, and can directly be called the built-in vehicle video display devices.On-ceiling vedio display on board also can be divided into two kinds.A kind of is the vehicle-carried video display device that has drive of optical picker (also can be described as movement), can be described as the ceiling type Vehicular video and plays and read out instrument; Another kind is not with drive of optical picker, and can directly be called on-ceiling vedio display on board.

Existing ceiling type Vehicular video is play and read out instrument has support component, core part, rotatable parts, display unit, storehouse cap assemblies, storehouse lid buckling component and display part buckling component; Support component has pedestal and storehouse seat, and the storehouse seat is fixed on the pedestal and is positioned at the top of pedestal; Core part mainly comprises drive of optical picker and Flexible Connector, and the frame of drive of optical picker is arranged on the storehouse seat of support component by Flexible Connector elasticity, and the rotary-tray assembly of drive of optical picker is provided with down; The Cang Gai of storehouse cap assemblies is rotatably connected on the pedestal of support component, and can cover buckling component by the storehouse Cang Gai is fastened on the pedestal of support component; Display unit is rotatably connected on the pedestal of support component by rotatable parts, and can be fastened on the pedestal of support component by the display part buckling component.This ceiling type Vehicular video play and the read out instrument installation before also need carry out the configuration of relevant circuit, again it is installed in the top in the automobile; During installation, a steel adapter plate is fixed at top in automobile earlier, pass the mounting hole of support component with bolt again and screw and be fixed on the adapter plate, thereby support component be fixed on the adapter plate and finish the connection of machinery, again to wherein relevant circuit with can use after external circuit is connected.In the core part of this device, its rotary-tray assembly can adopt disclosed structure in the Chinese patent application 012446173, when the rotary-tray assembly of this structure uses in non-vibrations occasion clamping reliable, then expose weak point but be used for vehicle-mounted occasion; In order to make taking off of optic disk comparatively convenient, its locking plate pawl can be very not big to the kayser application force of optic disk, optic disk itself exists the downward gravity of shaking off the locking plate pawl again, so in the process of vehicle ' once run into vibrations, produce when particularly vehicle jolts perpendicular to the vertical tremor on optic disk plane the time, optic disk is with regard to the kayser of probably shaking off the locking plate pawl and break away from movement, make the whole device can't normal operation, and opening Cang Gai in such cases, optic disk will might skid off the storehouse seat along with opening of Cang Gai; Therefore this ceiling type Vehicular video plays and read out instrument exists the insecure shortcoming of work.In addition, the ceiling type Vehicular video of this structure play and read out instrument in use, its program of putting into and taking out optic disk is complexity also.

Summary of the invention

The purpose of this invention is to provide a kind of reliable operation, put into and take out optic disk ceiling type Vehicular video broadcast comparatively easily and read out instrument.

The technical scheme that realizes the object of the invention is: this device has support component, dish loading component, display unit, rotatable parts and display part buckling component; The dish loading component has disk loading device, and disk loading device is a suction type disk loading device, and the dish loading component is arranged on the support component; Display unit is rotatably connected on the support component by rotatable parts, and its free end can be fastened on the support component by the display part buckling component; Its constructional feature is: support component has following of the support seat of honour and support, and following of support is separate and each other can be superimposed with the support seat of honour; When installing and using, following of support is superimposed and be fixed together with the support seat of honour; Support component also is provided with the loading installing port, and the loading installing port of support component is positioned at front side, left side or the right side on the top of support component, and the loading installing port of support component is arranged on the support seat of honour of support component; The dish loading component also has base, loam cake and face frame assembly; Face frame assembly is provided with the opening of importing and exporting as the optic disk of dish loading component; The shell of disk loading device is fixed on the base, and loam cake is fixed on the base and is positioned at the top of base, and face frame assembly is fixed on the base, and the opening of face frame assembly is connected with the optic disk sucking hole of disk loading device; Base is fixed on the support seat of honour, thereby makes the dish loading component be positioned at the top of support component, and the optic disk of dish loading component is imported and exported loading installing port from support component to exposing outside; Display unit is rotatably connected on following of the support of support component by rotatable parts, and its free end can be fastened on following of the support of support component by the display part buckling component.

The loading installing port of above-mentioned support component is positioned at the front side at the support seat of honour; Face frame assembly is positioned at the front side of base.

The seat board at the above-mentioned support seat of honour is provided with square putting hole, and the base of dish loading component has the fin that is connected that is positioned at left side and right side; The dish loading component is passed down through putting hole by its base, and is fixed on the seat board at the support seat of honour by the fin of screw with base, thereby the dish loading component is captiveed joint with being connected to of the support seat of honour is removable.

Above-mentioned display unit has LCDs, Ping Gai, back of the body lid and pressing plate and attaching parts; Pressing plate is fixed on screen and covers, and LCDs is arranged between pressing plate and the screen lid and is pressed on screen by pressing plate and covers, and the display surface of LCDs exposes at the demonstration mouth of screen lid; Back of the body lid is fixed on by screw and pressing plate that screen covers and constitutes with the screen lid and shows shell; Attaching parts is fixed on the pressing plate, and exposes at the communication port that shows shell; Rotatable parts are the biaxial rotatable parts, have turret, left side damper assembly, right side damper assembly, middle part damper assembly, left side connecting panel and right side connecting panel; Turret is the steel integral piece, has middle part seat board and left side rotor plate that links to each other with the middle part seat board and right side rotor plate; The rear portion that support is following is provided with opening left groove seat, downward opening middle groove seat and opening right groove seat up up from left to right successively, and left groove seat communicates with right groove seat by middle groove seat; The left end of left side connecting panel is fixed on the left groove seat of following of support, the right-hand member of left side connecting panel is arranged in the groove of the groove seat of following of support, the right-hand member of right side connecting panel is fixed on the right groove seat of following of support, and the left end of right side connecting panel is arranged in the groove of the groove seat of following of support; The captive joint section of the left side connecting arm of left side damper assembly is fixed on the right-hand member of left side connecting panel, the captive joint section of the right side connecting arm of right side damper assembly is fixed on the left end of right side connecting panel, the left side rotor plate of turret is enclosed within on the section of being rotationally connected of left side connecting arm of left side damper assembly, can rotate with respect to the left side connecting arm, and the annexation of left side rotor plate and left side damper assembly is rotationally connected for resistance is arranged, the right side rotor plate of turret is enclosed within on the section of being rotationally connected of right side connecting arm of right side damper assembly, can rotate with respect to the right side connecting arm, and the annexation of right side rotor plate and right side damper assembly is rotationally connected for resistance is arranged, and the left side rotor plate of turret coincides with respect to the pivot center that the right side damper assembly rotates with respect to the pivot center of left side damper assembly rotation and the right side rotor plate of turret, can be described as the horizontal fixed axis; The middle part Seat cover of turret is on the cylindricality Connection Block of middle part damper assembly, can rotate with respect to the cylindricality Connection Block, and the annexation between the middle part seat board of middle part damper assembly and turret is rotationally connected for resistance is arranged, and their pivot center be arranged on the perpendicular plane of the horizontal fixed axis of rotatable parts in, can be described as vertical pivot, and when turret rotates with respect to left side damper assembly and right side damper assembly, vertical pivot is then rotated in the perpendicular plane of corresponding and the horizontal fixed axis of rotatable parts, and promptly the intersection point that does not center on vertical pivot and horizontal fixed axis with any point of horizontal fixed axes intersect on the vertical pivot rotates in this plane; The connecting panel that is fixed on the cylindricality Connection Block of middle part damper assembly is captiveed joint with the attaching parts of display unit.

Above-mentioned left side damper assembly also has external friction packing ring, internal friction packing ring, spring washer group, fixedly back-up ring and fastening nut; The left side connecting arm is by bonded assembly captive joint section, the section of stopping and the section of being rotationally connected are formed successively; The cross section of the section of being rotationally connected of left side connecting arm is an oval shape, and the circumferential curved surface of the section of being rotationally connected is provided with outside thread; Each spring washer of spring washer group and the left side rotor plate of turret are equipped with the manhole that the section of being rotationally connected with the left side connecting arm matches; The circle body of external friction packing ring, internal friction packing ring, fixedly back-up ring is equipped with the oval shape through hole that the section of being rotationally connected with the left side connecting arm matches; The left side rotor plate of the circle body of external friction packing ring, turret, internal friction packing ring, spring washer group, fixedly back-up ring is enclosed within on the section of being rotationally connected of left side connecting arm successively, undertaken fastening by fastening nut and make each spring washer generation elastic deformation of spring washer group, thereby in the axial direction with each spring washer of the left side rotor plate of the circle body of external friction packing ring, turret, internal friction packing ring, spring washer group and fixedly back-up ring elasticity be fastened on the section of being rotationally connected of left side connecting arm, thereby left side rotor plate and being rotationally connected of left side damper assembly are rotationally connected for having to hinder; The right side damper assembly also has external friction packing ring, internal friction packing ring, spring washer group, fixedly back-up ring and fastening nut; The right side connecting arm is by bonded assembly captive joint section, the section of stopping and the section of being rotationally connected are formed successively; The cross section of the section of being rotationally connected of right side connecting arm is an oval shape, and the circumferential curved surface of the section of being rotationally connected is provided with outside thread; Each spring washer of spring washer group and the right side rotor plate of turret are equipped with the manhole that the section of being rotationally connected with the right side connecting arm matches; The circle body of external friction packing ring, internal friction packing ring, fixedly back-up ring is equipped with the oval shape through hole that the section of being rotationally connected with the right side connecting arm matches; The right side rotor plate of the circle body of external friction packing ring, turret, internal friction packing ring, spring washer group, fixedly back-up ring is enclosed within on the section of being rotationally connected of right side connecting arm successively, undertaken fastening by fastening nut and make each spring washer generation elastic deformation of spring washer group, thereby in the axial direction with each spring washer of the right side rotor plate of the circle body of external friction packing ring, turret, internal friction packing ring, spring washer group and fixedly back-up ring elasticity be fastened on the section of being rotationally connected of right side connecting arm, thereby make being rotationally connected of right side rotor plate and right side damper assembly to there being resistance to be rotationally connected.

The external friction packing ring of above-mentioned left side damper assembly also has catch, and the external friction packing ring of right side damper assembly yet has catch; The left side rotor plate of turret is provided with spacing shoulder block behind left side front limit shoulder block and the left side, and the angle α 1 behind left side front limit shoulder block and the left side between the spacing shoulder block is that 90 degree are to 150 degree; The right side rotor plate of turret is provided with spacing shoulder block behind right side front limit shoulder block and the right side, and the angle α 1 behind the angle α 2 behind right side front limit shoulder block and the right side between the spacing shoulder block and left side front limit shoulder block and the left side between the spacing shoulder block is identical; The catch of the external friction packing ring of left side damper assembly is behind the left side of the left side of turret rotor plate front limit shoulder block and the left side between the spacing shoulder block, and the catch of the external friction packing ring of right side damper assembly is behind the right side of the right side of turret rotor plate front limit shoulder block and the right side between the spacing shoulder block.

It is the spring washer of bowl-type that the spring washer group of above-mentioned left side damper assembly has 3 identical basic configurations of shape, and they are first spring washer, second spring washer and the 3rd spring washer; The first spring washer crowning contacts with the internal friction packing ring, the side edge of the concave face of the edge of the concave face of first spring washer and second spring washer is touched, the crowning of second spring washer contacts with the crowning of the 3rd spring washer, and the edge of the 3rd spring washer concave face contacts with fixing back-up ring; It is the spring washer of bowl-type that the spring washer group of right side damper assembly has 3 identical basic configurations of shape, and they are first spring washer, second spring washer and the 3rd spring washer; The first spring washer crowning contacts with the internal friction packing ring, the side edge of the concave face of the edge of the concave face of first spring washer and second spring washer is touched, the crowning of second spring washer contacts with the crowning of the 3rd spring washer, and the edge of the 3rd spring washer concave face contacts with fixing back-up ring.

Above-mentioned middle part damper assembly also has limiting gasket, back fricional washer, dust boot, preceding fricional washer, spring washer group, fixedly back-up ring, connecting panel and preceding side-lens; The cylindricality Connection Block is provided with the centre hole that connects pedestal vertically, the cylindricality Connection Block is made up of the base, middle part joint pin and the anterior joint pin that link to each other successively, joint pin cross section, middle part is have medium pore arc, the diameter of its circular arc portion is less than the external diameter of base, the external diameter of anterior joint pin is less than the middle part joint pin, and the top of middle part joint pin is provided with 2 to 4 axial screws; The radial outside of limiting gasket is provided with the first spacing shoulder block and the second spacing shoulder block, and the angle α 3 between the two spacing shoulder blocks is that 180 degree are to 270 degree; Limiting gasket, back fricional washer, preceding fricional washer and fixedly back-up ring be equipped with the arc through hole that the middle part joint pin with the cylindricality Connection Block matches; Each spring washer of spring washer group and the middle part seat board of turret are equipped with the manhole that the middle part joint pin with the cylindricality Connection Block matches; Connecting panel and preceding side-lens are provided with the central circular through hole that the anterior joint pin external diameter with the cylindricality Connection Block matches; Connecting panel and preceding side-lens are equipped with around the central circular through hole that is positioned at them and the corresponding connecting through hole of the screw joint pin top, middle part of cylindricality Connection Block, also are provided with on the connecting panel to be used for the display part connecting through hole that is connected with the attaching parts of display unit; The middle part seat board of turret also is provided with catch; Dust boot is circular body; Limiting gasket, back fricional washer, the middle part seat board of turret, preceding fricional washer, each spring washer of spring washer group and fixedly back-up ring be enclosed within successively on the middle part joint pin of cylindricality Connection Block, and the catch on the seat board of turret middle part is between first shoulder block and second shoulder block of preceding fricional washer, dust boot is enclosed within preceding fricional washer, each spring washer of spring washer group and fixedly outside the back-up ring, connecting panel, before side-lens be enclosed within successively on the anterior joint pin of cylindricality Connection Block, the connecting through hole before being passed successively by the spiral nail of respective numbers on side-lens and the connecting panel is tightened on the screw of middle part joint pin of cylindricality Connection Block; Because preceding fricional washer, spring washer group and fixedly the thickness that stacks of back-up ring greater than the length of the part of stretching out turret middle part seat board forward of the middle part joint pin of cylindricality Connection Block, so under impaction state, each spring washer of spring washer group produces distortion, and the middle part damper assembly is rotated for resistance is arranged with respect to the rotation of the middle part seat board of turret.

Be arranged with 2 protruding bubbles in location on the aft end face of the preceding fricional washer of above-mentioned middle part damper assembly, correspondence is provided with 2 detents that match on the middle part seat board of turret; When the middle part damper assembly rotated with respect to the middle part seat board of turret, the protruding bubble in the location of preceding fricional washer can fall into the corresponding detent of the middle part seat board of turret.

The fixedly back-up ring of above-mentioned middle part damper assembly also is provided with a knock hole; The connecting panel aft end face be provided with fixing back-up ring on the column-shaped projection that matches of knock hole, the column-shaped projection of connecting panel is arranged in the fixedly knock hole of back-up ring.

The spring washer group of above-mentioned middle part damper assembly has 3 conical surface spring washers that shape is identical, and they are first taper faced washer, second taper faced washer and third hand tap face packing ring; The crowning of first taper faced washer contacts with the front end face of preceding fricional washer, the side edge of the concave face of the edge of the concave face of first taper faced washer and second taper faced washer is touched, the crowning of second taper faced washer contacts with the crowning of third hand tap face packing ring, and the edge of the concave face of third hand tap face packing ring contacts with the fixing aft end face of back-up ring.

Above-mentioned display part buckling component has control framework, spacing framework, left compression spring, right compression spring, left locking plate and right locking plate; Control framework, spacing framework, left compression spring, right compression spring, left locking plate and right locking plate are integral piece; The control framework has substrate, button portion, slider bar, left skateboard, right slide plate, left stage clip post and right stage clip post; Button portion is positioned on the substrate lower surface, is provided with left skateboard, left stage clip post, slider bar, right stage clip post and right slide plate successively according to from left to right order on the upper surface of substrate; Be equipped with on the left side board of slider bar of control framework and the right side board that the lower end is forward, the inboard oblique chute of upper end after leaning on, the left skateboard of control framework and right slide plate are equipped with that the lower end is forward, the outside oblique chute of upper end after leaning on, each oblique chute is corresponding; The structure of left side locking plate and right locking plate is identical, and left locking plate and right locking plate all have lamellar body and be arranged on the pillar of lamellar body both sides, also are provided with compression spring hole on the lamellar body; Be provided with left skateboard hole, left stage clip post hole, sliding sash hole, right stage clip post hole and right slide hole successively according to from left to right order on the epipleural of spacing framework, the front side plate of spacing framework is provided with left locking plate hole that is positioned at the left side and the right locking plate hole that is positioned at the right side, and the rear quarter panel of spacing framework is provided with the left locking plate groove and the right locking plate groove under shed that is positioned at the right side under shed that is positioned at the left side; The middle part that the support of support component is following is the display unit placed cavity that Open Side Down, the front portion is provided with opening control piece standing groove seat up, on control piece standing groove seat, be provided with the button cover, button puts and is provided with the hole that communicates with the below, also is provided with 2 locking plate holes that communicate with the display unit placed cavity at rear on the control piece standing groove seat; The control framework is arranged in the groove of control piece standing groove seat of following of support, and the button portion that controls framework is arranged in the hole that button overlaps, and can slide up and down with respect to the button cover; Spacing framework is fixed on the control piece standing groove seat of following of support, and the left skateboard hole of spacing framework, left stage clip post hole, sliding sash hole, right stage clip post hole and right slide hole are corresponding with left skateboard, left stage clip post, slider bar, right stage clip post and the right slide plate of control framework successively; Left side compression spring is enclosed within on the left stage clip post of control framework, and the lower end of left compression spring contacts with the substrate of control framework, the upper end contacts with the epipleural of spacing framework, and left compression spring is in compressive state; Left side locking plate is enclosed within outside the left compression spring by its compression spring hole, the front end of left side locking plate from after pass left locking plate hole on the front side plate of spacing framework forward, the rear end of left side locking plate pass spacing framework rear quarter panel left locking plate groove and pass locking plate hole on the left of being positioned at of following of support, the pillar that is positioned at the left side of left side locking plate is slidingly connected on the oblique chute in the outside of left skateboard of control framework, and the pillar that is positioned at the right side of left locking plate is slidingly connected on the inboard oblique chute of left side board of slider bar of control framework; Right compression spring is enclosed within on the right stage clip post of control framework, and the lower end of right compression spring contacts with the substrate of control framework, the upper end contacts with the epipleural of spacing framework, and right compression spring is in compressive state; Right locking plate is enclosed within outside the right compression spring by its compression spring hole, the front end of right locking plate from after pass right locking plate hole on the front side plate of spacing framework forward, the rear end of right locking plate pass spacing framework rear quarter panel right locking plate groove and pass the locking plate hole that is positioned at the right side of following of support, the pillar that is positioned at the left side of right locking plate is slidingly connected on the inboard oblique chute of right side board of control framework, and the pillar that is positioned at the right side of right locking plate is slidingly connected on the oblique chute in the outside of right slide plate of slider bar of control framework; The demonstration shell of display unit is provided with the lock buckling groove of 2 cuboids, and when display unit was in the display unit placed cavity of following of support, the follower head of left locking plate and right locking plate stretched in the corresponding lock buckling groove of demonstration shell of display unit.

The present invention has positive effect: (1) the present invention is arranged on the suction disk loading component in vehicle-mounted optic disk broadcast of ceiling type and the read out instrument, and above support component, directly optic disk is imported and exported and exposed outside the machine, thereby the program of broadcast of operation Vehicular video and read out instrument is greatly simplified, and the functional reliability of device of the present invention also is improved.(2) the present invention could use after need carrying out relevant mechanical connection and circuit be connected, when support component of the present invention is taked the support seat of honour and following separate structure of support, cut-and-dried installation iron plate can be fixed on the roof in the automobile, successively following of support, the support seat of honour are fixedly connected on tie bolt again and install on the iron plate, and the dish loading component that is connected on the support seat of honour carried out relevant electrical connection with display unit on being connected following of support, promptly finished Unit Installation of the present invention.When if the dish loading component is captiveed joint with being connected to of the support seat of honour is removable, then can be after pulling down device of the present invention on the automobile, dish loading component wherein can cooperate playback equipment uses such as television indicator separately, has realized a tractor serves several purposes.(3) the present invention can adopt the rotatable parts of unidirectional rotation, also can adopt the biaxial rotatable parts.When the present invention adopts the biaxial rotatable parts, can adjust the broadcast direction of Liquid Crystal Display (LCD) easily.The horizontal fixed axis of dynamic component draws back and after turning an angle in that display unit is rotated, and can display unit be rotated with external force and to rotation the broadcast direction of display unit be changed on demand about the vertical pivot of dynamic component is carried out; When needing, the LCDs of display unit is play in the position of turning over turnback with respect to make position, spectators can lie low down and watch this moment in the car, and this brings great convenience for the use of device of the present invention.(4) rotatable parts of the present invention adopt the structure that damping is rotated, and can adapt to preferably under the state of jolting and use.(5) rotatable parts of the present invention are in middle part damper assembly employing limiting gasket, after on the seat board of the middle part of turret catch being set, can make display unit together with the middle part damper assembly with respect to the limit rotation of turret in the angle of 180 degree to 270 degree, can guarantee the safe and reliable use of the lead that in the cylindricality Connection Block, passed through.(6) the protruding bubble in location is set, when on turret, detent being set, can makes the operator promptly know in that display unit is rotated in rotating process, when to rotate in place about the vertical pivot of dynamic component is carried out easily when preceding fricional washer by feel at the middle part of rotatable parts of the present invention damper assembly.(7) rotatable parts of the present invention catch is set on the external friction packing ring of left side damper assembly and right side damper assembly, after on the left side of turret rotor plate and the right side rotor plate spacing shoulder block being set, can make display unit together with in the angle of limit rotation in 90 degree are spent to 150 of turret with respect to left side damper assembly and right side damper assembly, can guarantee that display unit rotates in the safe range of not damaging support component.(8) after the demonstration shell of display unit of the present invention is provided with the lock buckling groove of cuboid, both can fasten it by normal mode at display unit, also can after turning over turnback, display unit fasten the fastening when carrying out 180 degree upsets when adopting the biaxial rotatable parts with cooperation the present invention to it.

Description of drawings

Schematic perspective view when Fig. 1 is installed on the roof of automotive interior for the present invention, the display unit among the figure is in closure state.

Fig. 2 is for after upwards making left and right sides locking plate break away from fastening to display unit by the button portion of the control framework that shows buckling component by the direction shown in the arrow of Fig. 1 with external force, the schematic perspective view of display unit after the horizontal fixed rotational of the dynamic component that rotates under the effect of gravity.

Fig. 3 is for rotating display unit, make the display unit horizontal fixed rotational of the dynamic component schematic perspective view when becoming 90 to spend to plane, LCDs place approximately with the end face of roof that rotates with external force by the direction shown in the arrow of Fig. 2.

Fig. 4 is the schematic perspective view when observing from Fig. 3 rear.

Fig. 5 is for rotating display unit, make the rotate vertical pivot of dynamic component of display unit rotate counterclockwise about 45 schematic perspective views when spending with external force by the direction shown in the arrow among Fig. 4.

Fig. 6 is for being rotated further display unit, making the rotate vertical pivot of dynamic component of display unit rotate counterclockwise about 135 schematic perspective views when spending with external force by the direction shown in the arrow among Fig. 5.

The schematic perspective view of Fig. 7 for rotating display unit, make display unit rotate the horizontal fixed rotational of dynamic component when and display unit parallel with the end face of roof is in the support component by the state that turns over turnback to plane, LCDs place with external force by the direction shown in the arrow among Fig. 6.

Fig. 8 is the perspective exploded view of Fig. 3, make the present invention of installing condition be decomposed into the support seat of honour and be connected the parts and following of the support at the support seat of honour and be connected parts totally two parts on following of the support, installation iron plate among the figure and bolt are the part of use of matching with the present invention.

Fig. 9 is the perspective exploded view when observing from Fig. 8 top.

Figure 10 is the support seat of honour among Fig. 9 and the perspective exploded view that is connected the parts at the support seat of honour.

Figure 11 is the perspective exploded view when observing from the back lower place of Figure 10.

Figure 12 is the perspective exploded view of Figure 10 mid-game loading component.

Figure 13 is the perspective exploded view when observing from the back lower place of Figure 12.

Figure 14 is for following of support among Fig. 8 and be connected the perspective exploded view of the parts on following of the support, and display unit is wherein pressed the position placement after closure state rotation 90 is spent.

Figure 15 is the perspective exploded view when observing from the back upper place of Figure 14.

Figure 16 is the perspective exploded view of the display unit among Figure 15.

Figure 17 is the perspective exploded view when observing from the back lower place of Figure 16.

Figure 18 is the schematic perspective view of following of support among Figure 15.

Figure 19 is the schematic perspective view when the following rear of Figure 18 is observed.

Figure 20 is the schematic perspective view that comprises turret, left side damper assembly, right side damper assembly, middle part damper assembly of the main portion of the rotatable parts among Figure 14.

Figure 21 is the schematic perspective view when observing from the back lower place of Figure 20.

Figure 22 is the schematic perspective view of the turret among Figure 20.

Figure 23 is the schematic perspective view when observing from Figure 22 rear.

Figure 24 is the schematic perspective view after the left side damper assembly among Figure 20 and right side damper assembly are decomposed.

Figure 25 is the perspective exploded view when observing from the back lower place of Figure 24.

Figure 26 is the schematic perspective view of the spring washer in left side damper assembly and the right side damper assembly among Figure 24.

Figure 27 is the schematic perspective view when observing from the rear of Figure 26.

Figure 28 is the schematic perspective view after the middle part damper assembly among Figure 20 is decomposed.

Figure 29 is the perspective exploded view when observing from the back lower place of Figure 28.

Figure 30 is the schematic perspective view of the limiting gasket among Figure 28.

Figure 31 is the schematic perspective view of taper faced washer among Figure 28.

Figure 32 is the schematic perspective view when observing from Figure 31 rear.

Figure 33 is following of support among Figure 14 and the perspective exploded view that is connected the display part buckling component on following of the support.

Figure 34 is the perspective exploded view the when rear is observed from Figure 33.

Figure 35 is the perspective exploded view of the interrelation of the control framework among Figure 34, left compression spring, right compression spring, left locking plate and right locking plate.

Figure 36 is the perspective exploded view when observing from Figure 35 back lower place.

The specific embodiment

(embodiment 1)

See Fig. 1 to Fig. 7, the ceiling type Vehicular video of present embodiment is play and read out instrument has support component 1, dish loading component 2, display unit 3, rotatable parts 4 and display part buckling component 5.Dish loading component 2 is for having the suction disk loading component that optic disk is imported and exported, dish loading component 2 is arranged on the support component 1 and is positioned at the top of support component 1,1 corresponding being provided with of support component loads installing port 13, the optic disk of dish loading component 2 is imported and exported loading installing port 13 from support component 1 to exposing outside, and the loading installing port 13 of support component 1 is positioned at the front side on the top of support component 1.Display unit 3 is rotatably connected on the support component 1 by rotatable parts 4, and its free end can be fastened on the support component 1 by display part buckling component 5.

See Fig. 8 and Fig. 9, support component 1 has the support seat of honour 11 and support following 12, and following 12 on support and the support seat of honour 11 are separate and each other can be superimposed; When installing and using, following 12 on support and the support seat of honour 11 are superimposed and be fixed together; The loading installing port 13 of support component 1 is arranged on the support seat of honour 11 of support component and is positioned at the front side at the support seat of honour 11.Display unit 3 is rotatably connected on following 12 on the support of support component 1 by rotatable parts 4, and its free end can be fastened on following 12 on the support of support component 1 by display part buckling component 5.

See Figure 12 and Figure 13, dish loading component 2 has disk loading device 21, base 22, loam cake 23 and face frame assembly 24; Face frame assembly 24 is provided with the opening 24-1 that imports and exports as the optic disk of dish loading component 2; Disk loading device 21 is a suction type disk loading device, the model that can adopt KENWOOD company (KENWOOD) to make in the present embodiment is the disk loading device in the built-in vehicle video play device of KDC-116S/1018, the model that also can adopt company of Alpine company (ALPINE) to make in other embodiments is the disk loading device in the built-in vehicle video play device of PXA-H900, and the model made of NECVOX company is the disk loading device in the built-in vehicle video play device of DA-7169/DVA-310X.The shell of disk loading device 21 is fixed on the base 22, loam cake 23 is fixed on the base 22 and is positioned at the top of base 22, face frame assembly 24 is fixed on the base 22 and is positioned at the front side of base 22, and the opening 24-1 of face frame assembly 24 is connected with the optic disk sucking hole 211 of disk loading device 21.

See Figure 10 and Figure 11, the seat board 11-1 at the support seat of honour 11 is provided with square putting hole 11-2, the base 22 of dish loading component 2 have be positioned at left side and right side be connected fin 22-1; Dish loading component 2 is passed down through putting hole 11-2 by its base 22, and the fin 22-1 with base 22 is fixed on the seat board 11-1 at the support seat of honour 11 by screw, thereby base 22 is fixed on the support seat of honour 11, and dish loading component 2 is captiveed joint with being connected to of the support seat of honour 11 is removable.

Can pack separately when dispatching from the factory through the resulting support seat of honour 11 that is connected with relevant parts of aforesaid operations, again in conjunction with following 12 on the resulting support that is connected with relevant parts in the following description, then can obtain ceiling type Vehicular video of the present invention plays and read out instrument, these two big parts can be packed respectively, utilize other relevant devices to carry out being connected of relevant machinery and circuit in use again, thereby it is vehicle-mounted that device of the present invention both can be used for, again can be when needed with dish loading component 2 as optic disk playing device independently in relevant display equipment connection and use.

See Figure 16 and Figure 17, display unit 3 have LCDs 31, screen cover 32, carry on the back cover 33, pressing plate 34 and attaching parts 35.Pressing plate 34 is fixed on screen and cover on 32, LCDs 31 be arranged on pressing plate 34 and screen cover 32 between and be pressed on to shield by pressing plate 34 and cover on 32, the display surface of LCDs 31 covers 32 demonstration mouth and exposes shielding.The back of the body cover 33 and is fixed on screen by screw and pressing plate 34 and cover on 32 and cover 32 formation demonstration shells with screen.Attaching parts 35 is fixed on the pressing plate 34, and exposes at the communication port that shows shell.The demonstration shell of display unit 3 is provided with the lock buckling groove 36 of 2 cuboids.

See Figure 14 and Figure 15, rotatable parts 4 are the biaxial rotatable parts, have turret 41, left side damper assembly 42, right side damper assembly 43, middle part damper assembly 44, left side connecting panel 45, right side connecting panel 46, decorate loam cake 47 and decorate lower cover 48.Decorate loam cake 47 and decorate lower cover 48 and link together by screw retention, and the fabricate block setting of being formed around turret 41, left side damper assembly 42, right side damper assembly 43 and middle part damper assembly 44.

See Figure 22 and Figure 23, turret 41 is the steel integral piece, has middle part seat board 41-1 and left side rotor plate 41-2 that links to each other with middle part seat board 41-1 and right side rotor plate 41-3; The middle part seat board 41-1 of turret 41, left side rotor plate 41-2 and right side rotor plate 41-3 are equipped with manhole, and the middle part seat board 41-1 of turret 41 also is provided with catch 41-1-3 and 2 detent 41-1-2 that are oppositely arranged.

See Figure 18 and Figure 19, the rear portion that support is following 12 is provided with opening left groove seat 12-1, downward opening middle groove seat 12-2 and opening right groove seat 12-3 up up from left to right successively, and left groove seat 12-1 communicates with right groove seat 12-3 by middle groove seat 12-2; The middle part that support is following 12 is the display unit placed cavity 12-4 that Open Side Down, the front portion is provided with opening control piece standing groove seat 12-8 up, on control piece standing groove seat 12-8, be provided with button cover 12-5, button cover 12-5 is provided with the hole that communicates with the below, also is provided with 2 locking plate hole 12-6,12-7 communicating with the display unit placed cavity 12-4 at rear on the control piece standing groove seat 12-8.

See Figure 14, Figure 15, Figure 20 and Figure 21, the left end of left side connecting panel 45 is fixed on the left groove seat 12-1 of following 12 on support, the right-hand member of left side connecting panel 45 is arranged in the groove of the groove seat 12-2 of following 12 on support, the right-hand member of right side connecting panel 46 is fixed on the right groove seat 12-3 of following 12 on support, and the left end of right side connecting panel 46 is arranged in the groove of the groove seat 12-2 of following 12 on support; The captive joint section 421-1 of the left side connecting arm 421 of left side damper assembly 42 is fixed on the right-hand member of left side connecting panel 45, the captive joint section 431-1 of the right side connecting arm 431 of right side damper assembly 43 is fixed on the left end of right side connecting panel 46, the left side rotor plate 41-2 of turret 41 is enclosed within on the section of the being rotationally connected 421-3 of left side connecting arm 421 of left side damper assembly 42, can rotate with respect to left side connecting arm 421, and the annexation of left side rotor plate 41-2 and left side damper assembly 42 is rotationally connected for resistance is arranged, the right side rotor plate 41-3 of turret 41 is enclosed within on the section of the being rotationally connected 431-3 of right side connecting arm 431 of right side damper assembly 43, can rotate with respect to right side connecting arm 431, and the annexation of right side rotor plate 41-3 and right side damper assembly 43 is rotationally connected for resistance is arranged, and the left side rotor plate 41-2 of turret 41 coincides with respect to the pivot center that right side damper assembly 43 rotates with respect to the pivot center of left side damper assembly 42 rotations and the right side rotor plate 41-3 of turret 41, can be described as horizontal fixed axis 100; The middle part seat board 41-1 of turret 41 is enclosed within on the cylindricality Connection Block 441 of middle part damper assembly 44, can rotate with respect to cylindricality Connection Block 441, and the annexation between the middle part seat board 41-1 of middle part damper assembly 44 and turret 41 is rotationally connected for resistance is arranged, and their pivot center be arranged on the perpendicular plane of the horizontal fixed axis 100 of rotatable parts 4 in, can be described as vertical pivot 200, and when turret 41 rotates with respect to left side damper assembly 42 and right side damper assembly 43,200 of vertical pivot are rotated in the perpendicular plane of the horizontal fixed axis 100 of corresponding and rotatable parts 4, and promptly any point that does not intersect with horizontal fixed axis 100 on the vertical pivot 200 rotates in this plane around the intersection point of vertical pivot 200 and horizontal fixed axis 100; The connecting panel 448 that is fixed on the cylindricality Connection Block 441 of middle part damper assembly 44 is captiveed joint with the attaching parts 35 of display unit 3.

See Figure 24 and Figure 25, left side damper assembly 42 has left side connecting arm 421, external friction packing ring 422, internal friction packing ring 423, spring washer group, fixedly back-up ring 427 and fastening nut 428.Left side connecting arm 421 is by bonded assembly captive joint section 421-1, the section of stopping 421-2 and the section of being rotationally connected 421-3 form successively.The cross section of the section of the being rotationally connected 421-3 of left side connecting arm 421 is an oval shape, and the circumferential curved surface of the section of being rotationally connected 421-3 is provided with outside thread.First spring washer 424, second spring washer 425 and the 3rd spring washer 426 of spring washer group is equipped with the manhole that the section of the being rotationally connected 421-3 with left side connecting arm 421 matches; The manhole of the left side rotor plate 41-2 of turret 41 also matches with the section of the being rotationally connected 421-3 of left side connecting arm 421.The circle body 422-1 of external friction packing ring 422, internal friction packing ring 423, fixedly back-up ring 427 is equipped with the oval shape through hole that the section of the being rotationally connected 421-3 with left side connecting arm 421 matches.The circle body 422-1 of external friction packing ring 422, the left side rotor plate 41-2 of turret 41, internal friction packing ring 423, the spring washer group, fixedly back-up ring 427 is enclosed within on the section of the being rotationally connected 421-3 of left side connecting arm 421 successively, undertaken fastening by fastening nut 428 and make each spring washer generation elastic deformation of spring washer group, thereby in the axial direction with the circle body 422-1 of external friction packing ring 422, the left side rotor plate 41-2 of turret 41, internal friction packing ring 423, each spring washer of spring washer group and fixedly back-up ring 427 elasticity be fastened on the section of the being rotationally connected 421-3 of left side connecting arm 421, thereby being rotationally connected of left side rotor plate 41-2 and left side damper assembly 42 is rotationally connected for having to hinder.The employing of this structure, the damping with turret 41 that comprises following right side damper assembly 43 and middle part damper assembly 44 is rotationally connected and makes this device to use under the state of jolting preferably.

Still see Figure 24 and Figure 25, right side damper assembly 43 has right side connecting arm 431, external friction packing ring 432, internal friction packing ring 433, spring washer group, fixedly back-up ring 437 and fastening nut 438.Right side connecting arm 431 is by bonded assembly captive joint section 431-1, the section of stopping 431-2 and the section of being rotationally connected 431-3 form successively.The cross section of the section of the being rotationally connected 431-3 of right side connecting arm 431 is an oval shape, and the circumferential curved surface of the section of being rotationally connected 431-3 is provided with outside thread.First spring washer 434, second spring washer 435 and the 3rd spring washer 436 of spring washer group is equipped with the manhole that the section of the being rotationally connected 431-3 with right side connecting arm 431 matches; The manhole of the right side rotor plate 41-3 of turret 41 also matches with the section of the being rotationally connected 431-3 of right side connecting arm 431.The circle body 432-1 of external friction packing ring 432, internal friction packing ring 433, fixedly back-up ring 437 is equipped with the oval shape through hole that the section of the being rotationally connected 431-3 with right side connecting arm 431 matches; The circle body 432-1 of external friction packing ring 432, the right side rotor plate 41-2 of turret 41, internal friction packing ring 433, the spring washer group, fixedly back-up ring 437 is enclosed within on the section of the being rotationally connected 431-3 of right side connecting arm 431 successively, undertaken fastening by fastening nut 438 and make each spring washer generation elastic deformation of spring washer group, thereby in the axial direction with the circle body 432-1 of external friction packing ring 432, the right side rotor plate 41-2 of turret 41, internal friction packing ring 433, each spring washer of spring washer group and fixedly back-up ring 437 elasticity be fastened on the section of the being rotationally connected 431-3 of right side connecting arm 431, thereby make right side rotor plate 41-2 and right side damper assembly 43 be rotationally connected for have the resistance be rotationally connected.

See Figure 20 to Figure 23, the external friction packing ring 422 of left side damper assembly 42 also has catch 422-2, and the external friction packing ring 432 of right side damper assembly 43 yet has catch 432-2; The left side rotor plate 41-2 of turret 41 is provided with spacing shoulder block 41-5 behind left side front limit shoulder block 41-4 and the left side, and the angle α 1 behind left side front limit shoulder block 41-4 and the left side between the spacing shoulder block 41-5 is 122 degree; The right side rotor plate 41-3 of turret 41 is provided with spacing shoulder block 41-7 behind right side front limit shoulder block 41-6 and the right side, and the angle α 1 behind the angle α 2 behind right side front limit shoulder block 41-6 and the right side between the spacing shoulder block 41-7 and left side front limit shoulder block 41-4 and the left side between the spacing shoulder block 41-5 is identical; The catch 422-2 of the external friction packing ring 422 of left side damper assembly 42 is behind the left side of the left side of turret 41 rotor plate 41-2 front limit shoulder block 41-4 and the left side between the spacing shoulder block 41-5, and the catch 432-2 of the external friction packing ring 432 of right side damper assembly 43 is behind the right side of the right side of turret 41 rotor plate 41-3 front limit shoulder block 41-6 and the right side between the spacing shoulder block 41-7.This structure make display unit 3 together with turret 41 with respect to the limit rotation of left side damper assembly 42 and right side damper assembly 43 in 122 degree, can guarantee that display unit 3 rotates in the safe range of not damaging support component 1.

See Figure 26 and Figure 27, first spring washer 424 in the spring washer group of left side damper assembly 42, second spring washer 425 are identical with the shape of the 3rd spring washer 426, and they all are that basic configuration is the spring washer of bowl-type.Between each packing ring of spring washer group and with the combination of correlated parts in, first spring washer, 424 crownings contact with internal friction packing ring 423, the side edge of the concave face of the edge of the concave face of first spring washer 424 and second spring washer 425 is touched, the crowning of second spring washer 425 contacts with the crowning of the 3rd spring washer 426, and the edge of the 3rd spring washer 426 concave faces contacts with fixing back-up ring 427.

Still see Figure 26 and Figure 27, the shape of first spring washer 434, second spring washer 435 and the 3rd spring washer 436 in the spring washer group of right side damper assembly 43 is also identical, and they also all are that basic configuration is the spring washer of bowl-type.Between each packing ring of spring washer group and with the combination of correlated parts in, first spring washer, 434 crownings contact with internal friction packing ring 433, the side edge of the concave face of the edge of the concave face of first spring washer 434 and second spring washer 435 is touched, the crowning of second spring washer 435 contacts with the crowning of the 3rd spring washer 436, and the edge of the 3rd spring washer 436 concave faces contacts with fixing back-up ring 437.

See Figure 28 and Figure 29, middle part damper assembly 44 has cylindricality Connection Block 441, limiting gasket 442, back fricional washer 443, dust boot 444, preceding fricional washer 445, spring washer group 446, fixedly back-up ring 447, connecting panel 448 and preceding side-lens 449.Cylindricality Connection Block 441 is provided with the centre hole 441-4 that connects pedestal vertically, cylindricality Connection Block 441 is made up of base 441-1, the middle part joint pin 441-2 and the anterior joint pin 441-3 that link to each other successively, joint pin 441-2 cross section, middle part is have medium pore arc, the diameter of its circular arc portion is less than the external diameter of base 441-1, the external diameter of anterior joint pin 441-3 is less than middle part joint pin 441-2, and the top of middle part joint pin 441-2 is provided with 3 axial screw 441-5.Dust boot 444 is circular body.

See Figure 30, the radial outside of the limiting gasket 442 of middle part damper assembly 44 is provided with the first spacing shoulder block 442-1 and the second spacing shoulder block 442-2, and the angle α 3 between the two spacing shoulder blocks is 205 degree.The first spacing shoulder block 442-1 of limiting gasket 442 and the second spacing shoulder block 442-2 are arranged on the both sides of catch 41-1-3 of the middle part seat board 41-1 of turret 41.When display unit 3 rotates with respect to turret 41 together with middle part damper assembly 44, the scope of its rotation is limited in 205 degree, can guarantee the safe and reliable use of the lead that in the cylindricality Connection Block, passed through, prevent because do not have under the situation of this limiting condition, unidirectional rotation display unit 3, and cause the generation of the situation of lead easy fracture wherein.

Still see Figure 28 and Figure 29, the limiting gasket 442 of middle part damper assembly 44, back fricional washer 443, preceding fricional washer 445 and fixedly back-up ring 447 be equipped with the arc through hole that the middle part joint pin 441-2 with cylindricality Connection Block 441 matches.The first taper faced washer 446-1 of spring washer group 446, the second taper faced washer 446-2 and third hand tap face packing ring 446-3 are equipped with the manhole that the middle part joint pin 441-2 with cylindricality Connection Block 441 matches; The manhole of the middle part seat board 41-1 of turret 41 also matches with the middle part joint pin 441-2 of cylindricality Connection Block 441.Connecting panel 448 and preceding side-lens 449 are provided with the central circular through hole that the anterior joint pin 441-3 external diameter with cylindricality Connection Block 441 matches; Connecting panel 448 is provided with and is positioned at the corresponding connecting through hole 448-2 of screw 441-5 around its central circular through hole and joint pin 441-2 top, middle part cylindricality Connection Block 441, also is provided with on the connecting panel 448 to be used for the display part connecting through hole 448-3 that is connected with the attaching parts 35 of display unit 3; Before side-lens 449 also be provided with the corresponding connecting through hole of screw 441-5 with the joint pin 441-2 top, middle part of cylindricality Connection Block 441.

Still see Figure 28 and Figure 29, each spring washer of the middle part seat board 41-1 of limiting gasket 442, back fricional washer 443, turret 41, preceding fricional washer 445, spring washer group 446 and fixedly back-up ring 447 be enclosed within successively on the middle part joint pin 441-2 of cylindricality Connection Block 441, and the catch 41-1-3 on the turret 41 middle part seat board 41-1 is between the first shoulder block 442-1 and the second shoulder block 442-2 of preceding fricional washer 445, and dust boot 444 is enclosed within each spring washer of preceding fricional washer 445, spring washer group 446 and fixedly outside the back-up ring 447.Connecting panel 448, preceding side-lens 449 are enclosed within on the anterior joint pin 441-3 of cylindricality Connection Block 441 successively, and the connecting through hole before being passed successively by 3 spiral nails on side-lens 449 and the connecting panel 448 is tightened on the screw 441-5 of middle part joint pin 441-2 of cylindricality Connection Block 441.Because preceding fricional washer 445, spring washer group 446 and fixedly the thickness that stacks of back-up ring 447 greater than the length of the part of stretching out turret 41 middle part seat board 41-1 forward of the middle part joint pin 441-2 of cylindricality Connection Block 441, so under impaction state, each spring washer of spring washer group 446 produces distortion, and middle part damper assembly 44 is rotated for resistance is arranged with respect to the rotation of the middle part seat board 41-1 of turret 41.

Still see Figure 28 and Figure 29, be arranged with 2 protruding bubble 445-1 in location on the aft end face of the preceding fricional washer 445 of middle part damper assembly 44, and corresponding with 2 detent 41-1-2 on the middle part seat board 41-1 of turret 41; When middle part damper assembly 44 rotated with respect to the middle part seat board 41-1 of turret 41, the location of preceding fricional washer 445 protruding bubble 445-1 can fall into the corresponding detent 41-1-2 of the middle part seat board 41-1 of turret 41.When the operator rotates display unit 3, promptly know in that display unit 3 is rotated in rotating process, when to rotate in place about the vertical pivot 200 of dynamic component 4 is carried out by feel.

Still see Figure 28 and Figure 29, the fixedly back-up ring 447 of middle part damper assembly 44 also is provided with a knock hole 447-1; Connecting panel 448 aft end faces be provided with fixing back-up ring 447 on the column-shaped projection 448-1 that matches of knock hole 447-1, the column-shaped projection 448-1 of connecting panel 448 is arranged in the fixedly knock hole 447-1 of back-up ring 447.This structure helps the easy for installation of rotatable parts 4.

See Figure 31 and Figure 32, the first taper faced washer 446-1 of the spring washer group 446 of middle part damper assembly 44, the second taper faced washer 446-2 are identical with the shape of third hand tap face packing ring 446-3, and they all are conical surface spring washers.Between each packing ring of spring washer group and with the combination of correlated parts in, the crowning of the first taper faced washer 446-1 contacts with the front end face of preceding fricional washer 445, the side edge of the concave face of the edge of the concave face of the first taper faced washer 446-1 and the second taper faced washer 446-2 is touched, the crowning of the second taper faced washer 446-2 contacts with the crowning of third hand tap face packing ring 446-3, and the edge of the concave face of third hand tap face packing ring 446-3 contacts with the fixing aft end face of back-up ring 447.

See Figure 33 and Figure 34, display part buckling component 5 has control framework 51, spacing framework 52, left compression spring 53, right compression spring 54, left locking plate 55 and right locking plate 56.Control framework 51, spacing framework 52, left compression spring 53, right compression spring 54, left locking plate 55 and right locking plate 56 are integral piece.

See Figure 35 and Figure 36, the control framework 51 of display part buckling component 5 has substrate 51-1, the 51-2 of button portion, slider bar 51-3, left skateboard 51-4, right slide plate 51-5, left stage clip post 51-6 and right stage clip post 51-7; The 51-2 of button portion is positioned on the substrate 51-1 lower surface, is provided with left skateboard 51-4, left stage clip post 51-6, slider bar 51-3, right stage clip post 51-7 and right slide plate 51-5 successively according to from left to right order on the upper surface of substrate 51-1.Be equipped with on the left side board 51-3-1 of slider bar 51-3 of control framework 51 and the right side board 51-3-2 that the lower end is forward, the inboard oblique chute 51-3-3 of upper end after leaning on, control left skateboard 51-4 of framework 51 and right slide plate 51-5 are equipped with that the lower end is forward, the outside oblique chute 51-8 of upper end after leaning on, and each oblique chute is corresponding.

Still see Figure 35 and Figure 36, the left locking plate 55 of display part buckling component 5 is identical with the structure of right locking plate 56, and left locking plate 55 and right locking plate 56 all have lamellar body 55-1 and be arranged on pillar 55-2, the 55-3 of lamellar body both sides, also are provided with compression spring hole 55-4 on the lamellar body.

See Figure 33 and Figure 34, the epipleural 52-1 of spacing framework 52 goes up according to from left to right order and is provided with left skateboard hole 52-2, left stage clip post hole 52-3, sliding sash hole 52-4, right stage clip post hole 52-5 and right slide hole 52-6 successively, the front side plate 52-7 of spacing framework 52 is provided with left locking plate hole 52-8 that is positioned at the left side and the right locking plate hole 52-9 that is positioned at the right side, and the rear quarter panel 52-10 of spacing framework 52 is provided with the left locking plate groove 52-11 and the right locking plate groove 52-12 under shed that is positioned at the right side under shed that is positioned at the left side.

See Figure 33 to Figure 36, control framework 51 is arranged in the groove of control piece standing groove seat 12-8 of following 12 on support, and the 51-2 of button portion that controls framework 51 is arranged in the hole that button overlaps 12-5, and can overlap 12-5 with respect to button and slide up and down; Spacing framework 52 is fixed on the control piece standing groove seat 12-8 of following 12 on support, and the left skateboard hole 52-2 of spacing framework 52, left stage clip post hole 52-3, sliding sash hole 52-4, right stage clip post hole 52-5 and right slide hole 52-6 are corresponding with left skateboard 51-4, left stage clip post 51-6, slider bar 51-3, right stage clip post 51-7 and the right slide plate 51-5 of control framework 51 successively.Left side compression spring 53 is enclosed within on the left stage clip post 51-6 of control framework 51, and the lower end of left compression spring 53 contacts with the substrate 51-1 of control framework 51, the upper end contacts with the epipleural 52-1 of spacing framework 52, and left compression spring 53 is in compressive state; Left side locking plate 55 is enclosed within outside the left compression spring 53 by its compression spring hole 55-4, the front end of left side locking plate 55 from after pass left locking plate hole 52-8 on the front side plate 52-7 of spacing framework 52 forward, the left locking plate groove 52-11 of the rear quarter panel 52-10 of spacing framework 52 is passed in the rear end of left side locking plate 55, and pass the locking plate hole 12-6 that is positioned at the left side of following 12 on support, the pillar 55-2 that is positioned at the left side of left side locking plate 55 is slidingly connected on the oblique chute 51-8 in the outside of left skateboard 51-4 of control framework 51, and the pillar 55-3 that is positioned at the right side of left locking plate 55 is slidingly connected on the inboard oblique chute 51-3-3 of left side board 51-3-1 of slider bar 51-3 of control framework 51.

Still see Figure 33 to Figure 36, right compression spring 54 is enclosed within on the right stage clip post 51-7 of control framework 51, and the lower end of right compression spring 54 contacts with the substrate 51-1 of control framework 51, the upper end contacts with the epipleural 52-1 of spacing framework 52, and right compression spring 54 is in compressive state.Right locking plate 56 is enclosed within outside the right compression spring 54 by its compression spring hole 55-4, the front end of right locking plate 56 from after pass right locking plate hole 52-9 on the front side plate 52-7 of spacing framework 52 forward, the rear end of right locking plate 56 pass spacing framework 52 rear quarter panel 52-10 right locking plate groove 52-12 and pass the locking plate hole 12-7 that is positioned at the right side of following 12 on support.The pillar 55-2 that is positioned at the left side of right locking plate 56 is slidingly connected on the inboard oblique chute 51-3-3 of right side board 51-3-2 of control framework 51, and the pillar 55-3 that is positioned at the right side of right locking plate 55 is slidingly connected on the oblique chute 51-8 in the outside of right slide plate 51-5 of slider bar 51-3 of control framework 51.

See Fig. 1 and Fig. 7, when display unit 3 is among the display unit placed cavity 12-4 of following 12 on support, no matter be to be in closed contact state shown in Figure 1 or display unit 3 shown in Figure 7 to turn over residing state after the turnback, the follower head of left locking plate 55 and right locking plate 56 all stretches in the corresponding lock buckling groove 36 of demonstration shell of display unit 3.

(application examples)

See Fig. 1 to Fig. 7, before the device of embodiment 1 uses, should be installed in the top in the automobile.The installation iron plate 6 that will match with the device of embodiment 1 is fixed on the roof hoard 7 in the automobile earlier, passes following 12 on the support of support component 1 and the connecting bore at the support seat of honour 11 successively with tie bolt 8 again, and is tightened on and installs on the iron plate 6.At this moment, following 12 on the support and the support seat of honour 11 are superimposed and constitute support component 1.Before screwing tie bolt 8, should carry out the connection of relevant circuit earlier, mainly be with the power input plug of power lead from automobile top introducing dish loading component 2, the electric connector of dish on the loading component 2 linked to each other with the circuit connector of display unit 3, the circuit card in the face frame assembly 24 is linked to each other with circuit connector on the dish loading component 2 by lead and circuit connector.

With after circuit is connected, the device of embodiment 1 could use at the mechanical connection of finishing device.Under the readiness for action after device powers on, directly with behind the optic disk sucking hole 211 of optic disk by the optic disk import and export 24-1 insertion disk loading device 21 of dish loading component 2, movement with in the optic disk inhalation machine, is read actions such as dish automatically.Be in the broadcast button that to press remote controller under the state of opening at display unit 3 or can carry out the broadcast of optic disk by the broadcast button on the following frame assembly 24.In the time will changing disc, can make disc move to optic disk sucking hole 211 automatically as long as press the corresponding button of remote controller or face frame assembly 24, and can manually take off and change optic disk.This employing suction disk loading component directly carries out the operation of putting into and taking out of optic disk, makes the operation of vehicle-mounted optic disk broadcast of ceiling type and read out instrument is simplified greatly, simultaneously the reliability of device work is improved.

The device of embodiment 1 also has selects the function play in multi-angle.See Fig. 1, as operator after direction shown in the arrow upwards will control framework 51 and promote in by figure with external force, on left and right directions, be subjected to the restriction of spacing framework 52 because of left locking plate 55 and right locking plate 56, their front end is subjected to the restriction of spacing framework 52 at above-below direction, their rear end is subjected to the restriction up of spacing framework 52 again, and be subjected to following 12 on support place, locking plate hole orifice plate below restriction, so in the upward movement of control framework 51, because the corresponding pillar of left locking plate 55 and right locking plate 56 is controlled the restriction of the corresponding oblique chute of framework 51, can only travel forward along oblique chute, thereby free fastening the demonstration shell of display unit 3; Under the effect of the own wt of display unit 3, the rotate horizontal fixed axis 100 of dynamic component 4 of display unit 3 turns to position shown in Figure 2.When the operator rotates display unit 3, when display unit 3 is rotated broadcast face that the horizontal fixed axis 100 of dynamic component 4 turns to its LCDs 31 becomes 90 to spend with the end face 7 of roof approximately, promptly is in Fig. 3 and position shown in Figure 4 with external force by the direction shown in the arrow of Fig. 2.When the operator rotates display unit 3, makes the rotate vertical pivot 200 of dynamic component of display unit 3 rotate counterclockwise about 45 and then be in position shown in Figure 5 when spending with external force by the direction shown in the arrow among Fig. 4.When the operator is rotated further display unit 3, makes the rotate vertical pivot 200 of dynamic component 4 of display unit 3 continue to rotate counterclockwise about 135 when spending with external force by the direction shown in the arrow among Fig. 5, then make device be in position shown in Figure 6.When the operator by the direction shown in the arrow among Fig. 6 with external force rotate display unit 3, the end face of display unit 3 is rotated broadcast face that the horizontal fixed axis 100 of dynamic component 4 turns to LCDs 31 and roof 7 is parallel and display unit 3 when being in the support component 1 by the state that turns over turnback, then makes device be in position shown in Figure 7.When device of the present invention is in the position of above-mentioned Fig. 3, Fig. 5, Fig. 6 or Fig. 7, with watching of the spectators that are fit to different azimuth in the car.

Claims (12)

1, a kind of ceiling type Vehicular video is play and read out instrument, has support component (1), dish loading component (2), display unit (3), rotatable parts (4) and display part buckling component (5); Dish loading component (2) has disk loading device (21), and disk loading device (21) is a suction type disk loading device, and dish loading component (2) is arranged on the support component (1); Display unit (3) is rotatably connected on the support component (1) by rotatable parts (4), and its free end can be fastened on the support component (1) by display part buckling component (5); It is characterized in that: support component (1) has the support seat of honour (11) and following of support (12), and support following (12) is separate and each other can be superimposed with the support seat of honour (11); When installing and using, support following (12) is superimposed and be fixed together with the support seat of honour (11); Support component (1) also is provided with and loads installing port (13), the loading installing port (13) of support component (1) is positioned at front side, left side or the right side on the top of support component (1), and the loading installing port (13) of support component (1) is arranged on the support seat of honour (11) of support component; Dish loading component (2) also has base (22), loam cake (23) and face frame assembly (24); Face frame assembly (24) is provided with the opening of importing and exporting as the optic disk of dish loading component (2) (24-1); The shell of disk loading device (21) is fixed on the base (22), loam cake (23) is fixed on the top that base (22) were gone up and be positioned to base (22), face frame assembly (24) is fixed on the base (22), and the opening (24-1) of face frame assembly (24) is connected with the optic disk sucking hole (211) of disk loading device (21); Base (22) is fixed on the support seat of honour (11), thereby makes dish loading component (2) be positioned at the top of support component (1), and the optic disk of dish loading component (2) is imported and exported loading installing port (13) from support component (1) to exposing outside; Display unit (4) is rotatably connected on the support following (12) of support component (1) by rotatable parts (3), and its free end can be fastened on the support following (12) of support component (1) by display part buckling component (5).

2, ceiling type Vehicular video according to claim 1 is play and read out instrument, and it is characterized in that: the loading installing port (13) of support component (1) is positioned at the front side of the support seat of honour (11); Face frame assembly (24) is positioned at the front side of base (22).

3, ceiling type Vehicular video according to claim 2 is play and read out instrument, it is characterized in that: the seat board (11-1) of the support seat of honour (11) is provided with square putting hole (11-2), the base (22) of dish loading component (2) have be positioned at left side and right side be connected fin (22-1); Dish loading component (2) is passed down through putting hole (11-2) by its base (22), and be fixed on the seat board (11-1) of the support seat of honour (11) by the fin (22-1) of screw, thereby dish loading component (2) is captiveed joint with being connected to of the support seat of honour (11) is removable base (22).

4, ceiling type Vehicular video according to claim 2 is play and read out instrument, it is characterized in that: display unit (3) has LCDs (31), screen lid (32), back of the body lid (33) and pressing plate (34) and attaching parts (35); Pressing plate (34) is fixed on the screen lid (32), and LCDs (31) is arranged between pressing plate (34) He Pinggai (32) and by pressing plate (34) and is pressed on the screen lid (32), and the display surface of LCDs (31) exposes at the demonstration mouth of Ping Gai (32); Back of the body lid (33) is fixed on by screw and pressing plate (34) that screen lid (32) is gone up and constitutes with screen lid (32) and shows shell; Attaching parts (35) is fixed on the pressing plate (34), and exposes at the communication port that shows shell; Rotatable parts (4) are the biaxial rotatable parts, have turret (41), left side damper assembly (42), right side damper assembly (43), middle part damper assembly (44), left side connecting panel (45) and right side connecting panel (46); Turret (41) is the steel integral piece, has middle part seat board (41-1) and left side rotor plate (41-2) that links to each other with middle part seat board (41-1) and right side rotor plate (41-3); The rear portion of support following (12) is provided with opening left groove seat (12-1), downward opening middle groove seat (12-2) and opening right groove seat (12-3) up up from left to right successively, and left groove seat (12-1) communicates with right groove seat (12-3) by middle groove seat (12-2); The left end of left side connecting panel (45) is fixed on the left groove seat (12-1) of support following (12), the right-hand member of left side connecting panel (45) is arranged in the groove of the groove seat (12-2) of support following (12), the right-hand member of right side connecting panel (46) is fixed on the right groove seat (12-3) of support following (12), and the left end of right side connecting panel (46) is arranged in the groove of the groove seat (12-2) of support following (12); The captive joint section (421-1) of the left side connecting arm (421) of left side damper assembly (42) is fixed on the right-hand member of left side connecting panel (45), the captive joint section (431-1) of the right side connecting arm (431) of right side damper assembly (43) is fixed on the left end of right side connecting panel (46), the left side rotor plate (41-2) of turret (41) is enclosed within on the section of being rotationally connected (421-3) of left side connecting arm (421) of left side damper assembly (42), can rotate with respect to left side connecting arm (421), and left side rotor plate (41-2) is rotationally connected for resistance is arranged with the annexation of left side damper assembly (42), the right side rotor plate (41-3) of turret (41) is enclosed within on the section of being rotationally connected (431-3) of right side connecting arm (431) of right side damper assembly (43), can rotate with respect to right side connecting arm (431), and right side rotor plate (41-3) is rotationally connected for resistance is arranged with the annexation of right side damper assembly (43), and the left side rotor plate (41-2) of turret (41) coincides with respect to the pivot center that right side damper assembly (43) rotates with respect to the pivot center of left side damper assembly (42) rotation and the right side rotor plate (41-3) of turret (41), can be described as horizontal fixed axis (100); The middle part seat board (41-1) of turret (41) is enclosed within on the cylindricality Connection Block (441) of middle part damper assembly (44), can rotate with respect to cylindricality Connection Block (441), and the annexation between the middle part seat board (41-1) of middle part damper assembly (44) and turret (41) is rotationally connected for resistance is arranged, and in the plane that their pivot center is arranged on and the horizontal fixed axis (100) of rotatable parts (4) is perpendicular, can be described as vertical pivot (200), and when turret (41) rotates with respect to left side damper assembly (42) and right side damper assembly (43), vertical pivot (200) is then rotated in the perpendicular plane of corresponding and the horizontal fixed axis (100) of rotatable parts (4), and promptly the intersection point that centers on vertical pivot (200) and horizontal fixed axis (100) of any point that does not intersect with horizontal fixed axis (100) on the vertical pivot (200) rotates in this plane; The connecting panel (448) that is fixed on the cylindricality Connection Block (441) of middle part damper assembly (44) is captiveed joint with the attaching parts (35) of display unit (3).

5, ceiling type Vehicular video according to claim 4 is play and read out instrument, it is characterized in that: left side damper assembly (42) also has external friction packing ring (422), internal friction packing ring (423), spring washer group, fixedly back-up ring (427) and fastening nut (428); Left side connecting arm (421) is by bonded assembly captive joint section (421-1), the section of stopping (421-2) and the section of being rotationally connected (421-3) are formed successively; The cross section of the section of being rotationally connected (421-3) of left side connecting arm (421) is an oval shape, and the circumferential curved surface of the section of being rotationally connected (421-3) is provided with outside thread; The left side rotor plate (41-2) of each spring washer of spring washer group and turret (41) is equipped with the manhole that the section of being rotationally connected (421-3) with left side connecting arm (421) matches; The circle body (422-1) of external friction packing ring (422), internal friction packing ring (423), fixedly back-up ring (427) is equipped with the oval shape through hole that the section of being rotationally connected (421-3) with left side connecting arm (421) matches; The circle body (422-1) of external friction packing ring (422), the left side rotor plate (41-2) of turret (41), internal friction packing ring (423), the spring washer group, fixedly back-up ring (427) is enclosed within on the section of being rotationally connected (421-3) of left side connecting arm (421) successively, undertaken fastening by fastening nut (428) and make each spring washer generation elastic deformation of spring washer group, thereby in the axial direction with the circle body (422-1) of external friction packing ring (422), the left side rotor plate (41-2) of turret (41), internal friction packing ring (423), each spring washer of spring washer group and fixedly back-up ring (427) elasticity be fastened on the section of being rotationally connected (421-3) of left side connecting arm (421), thereby left side rotor plate (41-2) and being rotationally connected of left side damper assembly (42) are rotationally connected for having to hinder; Right side damper assembly (43) also has external friction packing ring (432), internal friction packing ring (433), spring washer group, fixedly back-up ring (437) and fastening nut (438); Right side connecting arm (431) is by bonded assembly captive joint section (431-1), the section of stopping (431-2) and the section of being rotationally connected (431-3) are formed successively; The cross section of the section of being rotationally connected (431-3) of right side connecting arm (431) is an oval shape, and the circumferential curved surface of the section of being rotationally connected (431-3) is provided with outside thread; The right side rotor plate (41-3) of each spring washer of spring washer group and turret (41) is equipped with the manhole that the section of being rotationally connected (431-3) with right side connecting arm (431) matches; The circle body (432-1) of external friction packing ring (432), internal friction packing ring (433), fixedly back-up ring (437) is equipped with the oval shape through hole that the section of being rotationally connected (431-3) with right side connecting arm (431) matches; The circle body (432-1) of external friction packing ring (432), the right side rotor plate (41-2) of turret (41), internal friction packing ring (433), the spring washer group, fixedly back-up ring (437) is enclosed within on the section of being rotationally connected (431-3) of right side connecting arm (431) successively, undertaken fastening by fastening nut (438) and make each spring washer generation elastic deformation of spring washer group, thereby in the axial direction with the circle body (432-1) of external friction packing ring (432), the right side rotor plate (41-2) of turret (41), internal friction packing ring (433), each spring washer of spring washer group and fixedly back-up ring (437) elasticity be fastened on the section of being rotationally connected (431-3) of right side connecting arm (431), thereby make being rotationally connected of right side rotor plate (41-2) and right side damper assembly (43) to there being resistance to be rotationally connected.

6, ceiling type Vehicular video according to claim 5 is play and read out instrument, it is characterized in that: the external friction packing ring (422) of left side damper assembly (42) also has catch (422-2), and the external friction packing ring (432) of right side damper assembly (43) yet has catch (432-2); The left side rotor plate (41-2) of turret (41) is provided with spacing shoulder block (41-5) behind left side front limit shoulder block (41-4) and the left side, and the angle α 1 behind left side front limit shoulder block (41-4) and the left side between the spacing shoulder block (41-5) is that 90 degree are to 150 degree; The right side rotor plate (41-3) of turret (41) is provided with spacing shoulder block (41-7) behind right side front limit shoulder block (41-6) and the right side, and the angle α 1 behind the angle α 2 behind right side front limit shoulder block (41-6) and the right side between the spacing shoulder block (41-7) and left side front limit shoulder block (41-4) and the left side between the spacing shoulder block (41-5) is identical; The catch (422-2) of external friction packing ring (422) of left side damper assembly (42) is positioned at behind the left side front limit shoulder block (41-4) of left side rotor plate (41-2) of turret (41) and the left side between the spacing shoulder block (41-5), and the catch (432-2) of the external friction packing ring (432) of right side damper assembly (43) is positioned at behind the right side front limit shoulder block (41-6) of right side rotor plate (41-3) of turret (41) and the right side between the spacing shoulder block (41-7).

7, ceiling type Vehicular video according to claim 5 is play and read out instrument, it is characterized in that: it is the spring washer of bowl-type that the spring washer group of left side damper assembly (42) has 3 identical basic configurations of shape, and they are first spring washer (424), second spring washer (425) and the 3rd spring washer (426); First spring washer (424) crowning contacts with internal friction packing ring (423), the side edge of the concave face of the edge of the concave face of first spring washer (424) and second spring washer (425) is touched, the crowning of second spring washer (425) contacts with the crowning of the 3rd spring washer (426), and the edge of the 3rd spring washer (426) concave face contacts with fixing back-up ring (427); It is the spring washer of bowl-type that the spring washer group of right side damper assembly (43) has 3 identical basic configurations of shape, and they are first spring washer (434), second spring washer (435) and the 3rd spring washer (436); First spring washer (434) crowning contacts with internal friction packing ring (433), the side edge of the concave face of the edge of the concave face of first spring washer (434) and second spring washer (435) is touched, the crowning of second spring washer (435) contacts with the crowning of the 3rd spring washer (436), and the edge of the 3rd spring washer (436) concave face contacts with fixing back-up ring (437).

8, ceiling type Vehicular video according to claim 4 is play and read out instrument, it is characterized in that: middle part damper assembly (44) also has limiting gasket (442), back fricional washer (443), dust boot (444), preceding fricional washer (445), spring washer group (446), fixedly back-up ring (447), connecting panel (448) and preceding side-lens (449); Cylindricality Connection Block (441) is provided with the centre hole (441-4) that connects pedestal vertically, cylindricality Connection Block (441) is made up of the base (441-1), middle part joint pin (441-2) and the anterior joint pin (441-3) that link to each other successively, joint pin (441-2) cross section, middle part is have medium pore arc, the diameter of its circular arc portion is less than the external diameter of base (441-1), the external diameter of anterior joint pin (441-3) is less than middle part joint pin (441-2), and the top of middle part joint pin (441-2) is provided with axial 2 to 4 screws (441-5); The radial outside of limiting gasket (442) is provided with the first spacing shoulder block (442-1) and the second spacing shoulder block (442-2), and the angle α 3 between the two spacing shoulder blocks is that 180 degree are to 270 degree; Limiting gasket (442), back fricional washer (443), preceding fricional washer (445) and fixedly back-up ring (447) be equipped with the arc through hole that the middle part joint pin (441-2) with cylindricality Connection Block (441) matches; The middle part seat board (41-1) of each spring washer of spring washer group (446) and turret (41) is equipped with the manhole that the middle part joint pin (441-2) with cylindricality Connection Block (441) matches; Connecting panel (448) and preceding side-lens (449) are provided with the central circular through hole that anterior joint pin (441-3) external diameter with cylindricality Connection Block (441) matches; Connecting panel (448) and preceding side-lens (449) are equipped with around the central circular through hole that is positioned at them and the corresponding connecting through hole of screw (441-5) middle part joint pin (441-2) top of cylindricality Connection Block (441), also are provided with on the connecting panel (448) to be used for the display part connecting through hole (448-3) that is connected with the attaching parts (35) of display unit (3); The middle part seat board (41-1) of turret (41) also is provided with catch (41-1-3); Dust boot (444) is circular body; Limiting gasket (442), back fricional washer (443), the middle part seat board (41-1) of turret (41), preceding fricional washer (445), each spring washer of spring washer group (446) and fixedly back-up ring (447) be enclosed within successively on the middle part joint pin (441-2) of cylindricality Connection Block (441), and the catch (41-1-3) on turret (41) the middle part seat board (41-1) is positioned between first shoulder block (442-1) and second shoulder block (442-2) of preceding fricional washer (445), dust boot (444) is enclosed within preceding fricional washer (445), each spring washer of spring washer group (446) and fixedly outside the back-up ring (447), connecting panel (448), before side-lens (449) be enclosed within successively on the anterior joint pin (441-3) of cylindricality Connection Block (441), pass successively on the screw (441-5) of middle part joint pin (441-2) that connecting through hole on preceding side-lens (449) and the connecting panel (448) is tightened on cylindricality Connection Block (441) by the spiral nail of respective numbers; Because preceding fricional washer (445), spring washer group (446) and fixedly the thickness that stacks of back-up ring (447) greater than the length of stretching out the part of seat board (41-1) in the middle part of the turret (41) forward of the middle part joint pin (441-2) of cylindricality Connection Block (441), so under impaction state, each spring washer of spring washer group (446) produces distortion, and middle part damper assembly (44) is rotated for resistance is arranged with respect to the rotation of the middle part seat board (41-1) of turret (41).

9, ceiling type Vehicular video according to claim 8 is play and read out instrument, it is characterized in that: be arranged with 2 location protruding bubbles (445-1) on the aft end face of the preceding fricional washer (445) of middle part damper assembly (44), the middle part seat board (41-1) of turret (41) is gone up correspondence and is provided with 2 detents that match (41-1-2); When middle part damper assembly (44) rotated with respect to the middle part seat board (41-1) of turret (41), the location protruding bubble (445-1) of preceding fricional washer (445) can fall into the corresponding detent (41-1-2) of the middle part seat board (41-1) of turret (41).

10, ceiling type Vehicular video according to claim 8 is play and read out instrument, and it is characterized in that: the fixedly back-up ring (447) of middle part damper assembly (44) also is provided with a knock hole (447-1); Connecting panel (448) aft end face be provided with fixing back-up ring (447) on the column-shaped projection (448-1) that matches of knock hole (447-1), the column-shaped projection (448-1) of connecting panel (448) is arranged in the fixedly knock hole (447-1) of back-up ring (447).

11, ceiling type Vehicular video according to claim 8 is play and read out instrument, it is characterized in that: the spring washer group (446) of middle part damper assembly (44) has 3 conical surface spring washers that shape is identical, and they are first taper faced washer (446-1), second taper faced washer (446-2) and third hand tap face packing ring (446-3); The crowning of first taper faced washer (446-1) contacts with the front end face of preceding fricional washer (445), the side edge of the concave face of the edge of the concave face of first taper faced washer (446-1) and second taper faced washer (446-2) is touched, the crowning of second taper faced washer (446-2) contacts with the crowning of third hand tap face packing ring (446-3), and the edge of the concave face of third hand tap face packing ring (446-3) contacts with the fixing aft end face of back-up ring (447).

12, ceiling type Vehicular video according to claim 4 is play and read out instrument, and it is characterized in that: display part buckling component (5) has control framework (51), spacing framework (52), left compression spring (53), right compression spring (54), left locking plate (55) and right locking plate (56); Control framework (51), spacing framework (52), left compression spring (53), right compression spring (54), left locking plate (55) and right locking plate (56) are integral piece; Control framework (51) has substrate (51-1), button portion (51-2), slider bar (51-3), left skateboard (51-4), right slide plate (51-5), left stage clip post (51-6) and right stage clip post (51-7); Button portion (51-2) is positioned on substrate (51-1) lower surface, is provided with left skateboard (51-4), left stage clip post (51-6), slider bar (51-3), right stage clip post (51-7) and right slide plate (51-5) successively according to from left to right order on the upper surface of substrate (51-1); Be equipped with on the left side board (51-3-1) of slider bar (51-3) of control framework (51) and the right side board (51-3-2) that the lower end is forward, the inboard oblique chute (51-3-3) of upper end after leaning on, the left skateboard (51-4) and the right slide plate (51-5) of control framework (51) is equipped with that the lower end is forward, the outside oblique chute (51-8) of upper end after leaning on, and each oblique chute is corresponding; Left side locking plate (55) is identical with the structure of right locking plate (56), and left locking plate (55) and right locking plate (56) all have lamellar body (55-1) and be arranged on the pillar (55-2,55-3) of lamellar body both sides, also are provided with compression spring hole (55-4) on the lamellar body; The epipleural (52-1) of spacing framework (52) is gone up according to from left to right order and is provided with left skateboard hole (52-2), left stage clip post hole (52-3), sliding sash hole (52-4), right stage clip post hole (52-5) and right slide hole (52-6) successively, the front side plate (52-7) of spacing framework (52) is provided with the left locking plate hole (52-8) that is positioned at the left side and is positioned at the right locking plate hole (52-9) on right side, on the left of the rear quarter panel (52-10) of spacing framework (52) is provided with and is positioned to the left locking plate groove (52-11) of under shed and be positioned at the right locking plate groove (52-12) under shed on right side; The middle part of the support of support component (1) following (12) is the display unit placed cavity (12-4) that Open Side Down, the front portion is provided with opening control piece standing groove seat (12-4) up, on control piece standing groove seat (12-4), be provided with button cover (12-5), button cover (12-5) is provided with the hole that communicates with the below, also is provided with 2 the locking plate holes (12-6,12-7) that communicate with the display unit placed cavity (12-4) at rear on the control piece standing groove seat (12-4); Control framework (51) is arranged in the groove of control piece standing groove seat (12-4) of support following (12), and the button portion (51-2) that controls framework (51) is arranged in the hole of button cover (12-5), and can slide up and down with respect to button cover (12-5); Spacing framework (52) is fixed on the control piece standing groove seat (12-4) of support following (12), and the left skateboard hole (52-2) of spacing framework (52), left stage clip post hole (52-3), sliding sash hole (52-4), right stage clip post hole (52-5) and right slide hole (52-6) are corresponding with left skateboard (51-4), left stage clip post (51-6), slider bar (51-3), right stage clip post (51-7) and the right slide plate (51-5) of control framework (51) successively; Left side compression spring (53) is enclosed within on the left stage clip post (51-6) of control framework (51), and the lower end of left compression spring (53) contacts with the substrate (51-1) of control framework (51), the upper end contacts with the epipleural (52-1) of spacing framework (52), and left compression spring (53) is in compressive state; Left side locking plate (55) is enclosed within outside the left compression spring (53) by its compression spring hole (55-4), the front end of left side locking plate (55) from after pass left locking plate hole (52-8) on the front side plate (52-7) of spacing framework (52) forward, the left locking plate groove (52-11) of the rear quarter panel (52-10) of spacing framework (52) is passed in the rear end of left side locking plate (55), and pass support following (12) be positioned at the left side locking plate hole (12-6), the pillar (55-2) that is positioned at the left side of left side locking plate (55) is slidingly connected on the oblique chute in the outside (51-8) of left skateboard (51-4) of control framework (51), and the pillar that is positioned at the right side (55-3) of left locking plate (55) is slidingly connected on the inboard oblique chute (51-3-3) of left side board (51-3-1) of slider bar (51-3) of control framework (51); Right compression spring (54) is enclosed within on the right stage clip post (51-7) of control framework (51), and the lower end of right compression spring (54) contacts with the substrate (51-1) of control framework (51), the upper end contacts with the epipleural (52-1) of spacing framework (52), and right compression spring (54) is in compressive state; Right locking plate (56) is enclosed within outside the right compression spring (54) by its compression spring hole (55-4), the front end of right locking plate (56) from after pass right locking plate hole (52-9) on the front side plate (52-7) of spacing framework (52) forward, the right locking plate groove (52-12) of the rear quarter panel (52-10) of spacing framework (52) is passed in the rear end of right locking plate (56), and pass the locking plate hole (12-7) that is positioned at the right side of support following (12), the pillar (55-2) that is positioned at the left side of right locking plate (56) is slidingly connected on the inboard oblique chute (51-3-3) of right side board (51-3-2) of control framework (51), and the pillar that is positioned at the right side (55-3) of right locking plate (55) is slidingly connected on the oblique chute in the outside (51-8) of right slide plate (51-5) of slider bar (51-3) of control framework (51); The demonstration shell of display unit (3) is provided with the lock buckling groove (36) of 2 cuboids, when display unit (3) was in the display unit placed cavity (12-4) of support following (12), the follower head of left locking plate (55) and right locking plate (56) stretched in the corresponding lock buckling groove (36) of demonstration shell of display unit (3).

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