CN215436424U

CN215436424U - Liquid crystal screen for high-speed rail

Info

Publication number: CN215436424U
Application number: CN202122090656.5U
Authority: CN
Inventors: 王雪
Original assignee: Tianjin Taixun Video Technology Co ltd
Current assignee: Tianjin Taixun Video Technology Co ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-01-07
Anticipated expiration: 2031-08-31

Abstract

The utility model belongs to the technical field of railway display system's technique and specifically relates to a LCD screen for high-speed railway is related to, including the seat with put the thing board, put the thing board and rotate the back that sets up at the seat, be provided with the LCD screen on the seat, the first holding tank that is used for holding the LCD screen is offered at the back of seat, the LCD screen joint is in first holding tank, one side that the diapire of first holding tank was kept away from to the LCD screen can with put the thing board and rotate to one side butt that contacts with the seat. The passenger need only open the thing board of putting that is located the place ahead seat back when needs use the LCD screen, then just can watch the joint at the LCD screen of seat back, and it is convenient that the passenger uses the LCD screen, simultaneously, when not using the LCD screen, will put the thing board and rotate to laminating with the seat to the thing board and the LCD screen contact are put in the messenger, and effectively protected the LCD screen when not using the quilt scrape the flower, have improved the integrality of LCD screen.

Description

Liquid crystal screen for high-speed rail

Technical Field

The application relates to the technical field of railway display systems, in particular to a liquid crystal display screen for a high-speed rail.

Background

The high-speed railway, called high-speed rail for short, is a railway system with high design standard grade and capable of allowing trains to run safely at high speed. The Chinese railways are divided into three levels in speed, namely a high-speed railway (250- & ltSUB & gt 380- & gt), a rapid railway (160- & ltSUB & gt 250- & gt) and a common-speed railway (80-160).

The patent of bulletin number CN204775014U discloses a folding display screen for high-speed railway, including actuating lever, dwang, drive arrangement, display screen backup pad and display screen, the luggage table face bottom at high-speed railway seat top is located to the display screen, and the luggage table face bottom surface is equipped with the notch, installs drive arrangement in the notch, and drive arrangement connects the actuating lever, and the actuating lever is connected with the dwang, and the display screen backup pad is connected to the dwang, and the display screen is installed in the display screen backup pad.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: when the passenger uses the display screen, the passenger is required to stand up to pull down the display screen on the luggage platform to a proper position for watching, and the display screen is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

In order to facilitate passengers to use the liquid crystal screen, the application provides the liquid crystal screen for the high-speed rail.

The liquid crystal display for the high-speed rail adopts the following technical scheme:

the utility model provides a LCD screen for high-speed railway, includes the seat and puts the thing board, it rotates the back that sets up at the seat to put the thing board, be provided with the LCD screen on the seat, the first holding tank that is used for holding the LCD screen is offered at the back of seat, the LCD screen joint is in first holding tank, one side that the diapire of first holding tank was kept away from to the LCD screen can rotate to the one side butt that contacts with the seat with putting the thing board.

Through adopting above-mentioned technical scheme, the passenger is when needs use the LCD screen, the passenger only need will be located the place ahead seat back put the thing board and open, then just can watch the joint at the LCD screen of seat back, it is convenient that the passenger uses the LCD screen, simultaneously, when not using the LCD screen, will put the thing board and rotate to laminating with the seat to the messenger puts thing board and LCD screen contact, has effectively protected the LCD screen when not using and has been scraped the flower, has improved the integrality of LCD screen.

Optionally, it has the head rod to articulate along the horizontal direction on the diapire of first holding tank, the expansion end of head rod articulates along the horizontal direction has the second connecting rod, the fixed two elastic plates that are provided with in back of LCD screen, two the elastic plate sets up along vertical direction interval, the second connecting rod is located between two elastic plates, the second connecting rod is articulated with two elastic plates, be provided with on the elastic plate and be used for restricting LCD screen pivoted stop bolt.

Through adopting above-mentioned technical scheme, the passenger removes the in-process that the LCD screen removed to the diapire direction of keeping away from first holding tank, the passenger removes the LCD screen and drives the second connecting rod and rotate for the head rod, make LCD screen and first holding tank separation and remove to the diapire direction of keeping away from first holding tank, when the passenger continues to remove the LCD screen to the direction of keeping away from first holding tank, the head rod rotates for the diapire of first holding tank, then rotate the angle of LCD screen, and use spacing bolt to fix, the passenger can adjust the LCD screen to suitable position along the horizontal direction and watch, and can remove the LCD screen to the passenger direction of being close to adjacent seat, make the passenger can use the LCD screen with the passenger of adjacent seat together, the suitability of LCD screen has been improved.

Optionally, a tooth socket is formed in one side, close to the inner rod, of the elastic plate, located at the top of the elastic plate, a gear is fixedly arranged at the top of the second connecting rod, and the gear is meshed with the tooth socket.

Through adopting above-mentioned technical scheme, the passenger rotates limit bolt and makes the gear be close to the direction of tooth's socket when the turned angle of fixed LCD screen to make tooth's socket and gear engagement, increased area of contact between second connecting rod and the elastic plate, fixed LCD screen rotates more firmly.

Optionally, the top of the limiting bolt is fixedly provided with a rotating sheet.

Through adopting above-mentioned technical scheme, the passenger can rotate limit bolt through rotating the rotor plate to fixed or the turned angle who rotates the LCD screen, it is convenient to rotate limit bolt.

Optionally, the first connecting rod includes interior pole and outer pole, the diapire of outer pole and first holding tank is articulated, the coaxial slip of interior pole is worn to establish in the outer pole and is kept away from the one end of seat, interior pole is articulated with the second connecting rod.

Through adopting above-mentioned technical scheme, the passenger removes interior pole to the direction of keeping away from the outer pole for the LCD screen removes along the length direction of inner pole, removes suitable position with the LCD screen and watches, has improved the suitability of LCD screen.

Optionally, be provided with on the outer pole and be used for restricting gliding stop device in the pole, stop device includes inserted block and elastic component, the second holding tank has been seted up perpendicularly on the interior pole, the inserted block is along the degree of depth direction sliding connection of second holding tank in the second holding tank, the elastic component is used for ordering about the diapire that the inserted block kept away from the second holding tank, the jack of a plurality of and inserted block adaptation is seted up along the length direction of outer pole to the outer pole, inserted block and jack joint.

Through adopting above-mentioned technical scheme, when the passenger removed interior pole to the direction of keeping away from the outer pole, when the inserted block aligns with the jack, the elastic component ordered about the inserted block and kept away from the second holding tank to make the inserted block and the jack joint on the outer pole, the passenger pressed the inserted block into the second holding tank, and the passenger continued to remove interior pole to the direction of keeping away from the outer pole, removed interior pole after the assigned position, inserted block and jack joint, fixed interior pole was firm.

Optionally, the insert block is provided with a guide surface at one end far away from the bottom wall of the first accommodating groove and at the edge far away from the inner rod.

Through adopting above-mentioned technical scheme, the passenger is at the in-process that the orientation of keeping away from the outer pole in with, the spigot surface of inserted block and the jack butt of outer pole on the interior pole, when the passenger continues to move interior pole to the orientation of keeping away from the outer pole, the inserted block is overcome elastic component elasticity and is removed to the diapire orientation of first holding tank, make the inserted block enter into first holding tank completely, the manual working process of pressing the inserted block of passenger has been saved, the passenger removes the orientation of interior pole to keeping away from the outer pole conveniently.

Optionally, a magnetic part for adsorbing the liquid crystal screen is arranged on the bottom wall of the first accommodating groove.

Through adopting above-mentioned technical scheme, when the passenger fixed the LCD screen in first holding tank, the magnetism piece adsorbs the LCD screen on the diapire of first holding tank, fixes the LCD screen firm in first holding tank and convenient.

In summary, the present application includes at least one of the following beneficial technical effects:

when a passenger needs to use the liquid crystal screen, the passenger only needs to open the object placing plate positioned on the back of the seat in front and then can view the liquid crystal screen clamped on the back of the seat, the passenger can use the liquid crystal screen conveniently, meanwhile, when the liquid crystal screen is not used, the object placing plate is rotated to be attached to the seat, and the object placing plate is contacted with the liquid crystal screen, so that the liquid crystal screen is effectively protected from being scratched when not used, and the integrity of the liquid crystal screen is improved;

when a passenger uses the liquid crystal screen, the first connecting rod and the second connecting rod can be rotated, the liquid crystal screen can be moved to any position in the rotating radius of the first connecting rod and the second connecting rod, then the angle of the liquid crystal screen is rotated, the liquid crystal screen is fixed by using the limiting bolt, the passenger can adjust the liquid crystal screen to a proper position along the horizontal direction to watch, and the liquid crystal screen can be moved to the direction of the passenger close to the adjacent seat, so that the passenger can use the liquid crystal screen together with the passenger of the adjacent seat, and the applicability of the liquid crystal screen is improved;

when the passenger fixes the LCD screen in first holding tank, the magnetism piece adsorbs the LCD screen on the diapire of first holding tank, fixes the LCD screen firm in first holding tank and convenient.

Drawings

Fig. 1 is a schematic overall structure diagram of a liquid crystal panel for a high-speed rail according to an embodiment of the present application.

Fig. 2 is a partial sectional view of a first connecting rod and a second connecting rod and a liquid crystal panel according to an embodiment of the present application.

Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.

Fig. 4 is a partially enlarged schematic view of a portion B in fig. 2.

Description of reference numerals: 1. a seat; 11. a first accommodating groove; 2. a storage plate; 3. a liquid crystal screen; 4. a first connecting rod; 41. an inner rod; 411. a second accommodating groove; 42. an outer rod; 421. a jack; 5. a second connecting rod; 51. a gear; 6. an elastic plate; 61. a tooth socket; 7. a limit bolt; 71. a rotating sheet; 72. a nut; 8. a limiting device; 81. inserting a block; 811. a guide surface; 82. an elastic member; 9. a magnetic member.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a liquid crystal display for a high-speed rail. Referring to fig. 1, the lcd screen of high-speed railway includes seat 1 and puts the thing board 2, puts thing board 2 and rotates the back of installing at seat 1, and the expansion end that puts thing board 2 rotates along vertical direction. Install LCD screen 3 on seat 1, the first holding tank 11 that is used for holding LCD screen 3 is seted up at seat 1's the back, and 3 joints of LCD screen are in first holding tank 11. When the passenger will put thing board 2 and rotate to the laminating with seat 1, the one end homoenergetic that first holding tank 11 was kept away from to LCD screen 3 can with put thing board 2 contact. The passenger can use the liquid crystal screen 3 by rotating the movable end of the object placing plate 2 to the direction far away from the seat 1.

Referring to fig. 2 and 3, a first connecting rod 4 is hinged to the bottom wall of the first accommodating groove 11 along the horizontal direction, a second connecting rod 5 is hinged to the movable end of the first connecting rod 4 along the horizontal direction, two elastic plates 6 are welded to the back of the liquid crystal screen 3, the two elastic plates 6 are installed on the back of the liquid crystal screen 3 along the vertical direction at intervals, the upper end and the lower end of the second connecting rod 5 are abutted between the two elastic plates 6, and the second connecting rod 5 is hinged to the two elastic plates 6. Install on the elastic plate 6 and be used for restricting 3 pivoted stop bolt 7 of LCD screen, two elastic plates 6 and second connecting rod 5 have all seted up the perforation along vertical direction, the one end of keeping away from stop bolt 7 at elastic plate 6 has a nut 72 with stop bolt 7 threaded connection, stop bolt 7 passes the perforation of top elastic plate 6 in proper order, the perforation of second connecting rod 5 and the perforation of bottom elastic plate 6 and with nut 72 threaded connection, stop bolt 7 can with the 6 butt of top elastic plate. The passenger removes LCD screen 3 to the in-process of keeping away from the diapire direction of first holding tank 11, the passenger removes LCD screen 3 and drives second connecting rod 5 and rotate for head rod 4, make LCD screen 3 and first holding tank 11 separation and to the diapire direction removal of keeping away from first holding tank 11, when the passenger continues to remove LCD screen 3 to the direction of keeping away from first holding tank 11, head rod 4 rotates for the diapire of first holding tank 11, then rotate the angle of LCD screen 3, and use stop bolt 7 to fix, the passenger can adjust LCD screen 3 to suitable position along the horizontal direction and watch, and can remove LCD screen 3 to the passenger direction that is close to adjacent seat, make the passenger use LCD screen 3 with the passenger of adjacent seat together, the suitability of LCD screen 3 has been improved. The top welding of spacing bolt 7 has rotor 71, and the passenger can rotate spacing bolt 7 through rotating rotor 71 to the turned angle of fixed or rotation LCD screen 3, it is convenient to rotate spacing bolt 7.

Referring to fig. 3, in order to further fix the liquid crystal panel 3 to rotate stably, a tooth socket 61 is formed on one side of the elastic plate 6, which is located at the top, of the elastic plate 6 and is close to the second connecting rod 5, a gear 51 is integrally formed at the top of the second connecting rod 5, and the gear 51 is meshed with the tooth socket 61. When the passenger rotates the turned angle of fixed LCD screen 3, the passenger rotates limit bolt 7 and makes gear 51 be close to the direction of tooth's socket 61 to make tooth's socket 61 and gear 51 meshing, increased the area of contact of second connecting rod 5 and elastic plate 6, fixed LCD screen 3 rotates more firmly.

Referring to fig. 1 and 2, the first connecting rod 4 is retractable along a length direction of the first connecting rod 4, the first connecting rod 4 includes an inner rod 41 and an outer rod 42, the outer rod 42 is hinged to a bottom wall of the first accommodating groove 11, the inner rod 41 coaxially slides to penetrate through an end of the outer rod 42 far away from the seat 1, and the inner rod 41 is hinged to the second connecting rod 5. The passenger moves the inner rod 41 to the direction far away from the outer rod 42, so that the liquid crystal screen 3 moves along the length direction of the inner rod 41, the liquid crystal screen 3 is moved to a proper position to be watched, and the applicability of the liquid crystal screen 3 is improved.

Referring to fig. 4, the outer rod 42 is provided with a limiting device 8 for limiting the sliding of the inner rod 41, the limiting device 8 includes an insertion block 81 and an elastic member 82, the inner rod 41 is provided with a second accommodating groove 411 along the vertical direction, and the insertion block 81 is slidably connected in the second accommodating groove 411 along the depth direction of the second accommodating groove 411. The elastic member 82 is used for driving the insertion block 81 to be away from the bottom wall of the second accommodating groove 411, the elastic member 82 is a spring, one end of the spring is welded with the bottom wall of the second accommodating groove 411, and the other end of the spring is welded with the insertion block 81. The outer rod 42 is provided with a plurality of insertion holes 421 adapted to the insertion blocks 81 along the length direction of the outer rod 42. When the passenger removed interior pole 41 to the direction of keeping away from outer pole 42, when inserted block 81 aligns with jack 421, elastic component 82 ordered about inserted block 81 and kept away from second holding tank 411 to make inserted block 81 and the jack 421 joint on the outer pole 42, the passenger pressed inserted block 81 into second holding tank 411 in, the passenger continued to remove interior pole 41 to the direction of keeping away from outer pole 42, remove interior pole 41 to the assigned position after, inserted block 81 and jack 421 joint, fixed interior pole 41 is firm.

Referring to fig. 4, in order to facilitate the passenger to move the inner lever 41 in a direction away from the outer lever 42, the insertion block 81 is provided with a guide surface 811 away from one end of the bottom wall of the first receiving groove 11 and from the edge of the inner lever 41. The passenger is at the in-process that removes interior pole 41 to the direction of keeping away from outer pole 42, guide surface 811 of inserted block 81 and the jack 421 butt of outer pole 42 on interior pole 41, when the passenger continues to remove interior pole 41 to the direction of keeping away from outer pole 42, guide surface 811 on inserted block 81 receives outer pole 42 and moves along the decurrent power of vertical direction messenger inserted block 81 and overcomes the elasticity of elastic component 82 and to the diapire direction of first holding tank 11, make inserted block 81 enter into first holding tank 11 completely, the working process that the passenger manually pressed inserted block 81 has been saved, the passenger removes the convenience with interior pole 41 to the direction of keeping away from outer pole 42.

Referring to fig. 1, the back of the liquid crystal panel 3 is made of a metal plate made of iron, and the bottom wall of the first accommodating groove 11 is provided with a magnetic member 9 for adsorbing the liquid crystal panel 3. When the passenger fixed LCD screen 3 in first holding tank 11, magnetic part 9 adsorbs LCD screen 3 on the diapire of first holding tank 11, fixes LCD screen 3 firm and convenient in first holding tank 11.

The implementation principle of the liquid crystal display for the high-speed rail in the embodiment of the application is as follows: the passenger is when using LCD screen 3, rotates the expansion end of putting thing board 2 earlier to the one side of keeping away from seat 1, then can directly use LCD screen 3, when passenger phase uses LCD screen 3 together with adjacent passenger, can remove LCD screen 3 to the direction of keeping away from first holding tank 11 to can remove LCD screen 3 to the turning radius of head rod 4 and second connecting rod 5 everywhere in, it is convenient to use LCD screen 3.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a LCD screen for high-speed railway, includes seat (1) and puts thing board (2), it rotates the back that sets up at seat (1) to put thing board (2), its characterized in that: be provided with LCD screen (3) on seat (1), first holding tank (11) that are used for holding LCD screen (3) are offered at the back of seat (1), LCD screen (3) joint is in first holding tank (11), one side that one side of the diapire of first holding tank (11) was kept away from in LCD screen (3) can rotate to the one side butt that contacts with seat (1) with putting thing board (2).

2. The liquid crystal screen for the high-speed rail according to claim 1, wherein: articulated along the horizontal direction on the diapire of first holding tank (11) have head rod (4), the expansion end of head rod (4) articulates along the horizontal direction has second connecting rod (5), the back of LCD screen (3) is fixed to be provided with two elastic plates (6), two vertical direction interval setting is followed in elastic plate (6), second connecting rod (5) are located between two elastic plates (6), second connecting rod (5) are articulated with two elastic plates (6), be provided with on elastic plate (6) and be used for restricting LCD screen (3) pivoted stop bolt (7).

3. The liquid crystal screen for the high-speed rail according to claim 2, wherein: tooth grooves (61) are formed in one side, close to the inner rod (41), of the elastic plate (6) located at the top of the elastic plate (6), a gear (51) is fixedly arranged at the top of the second connecting rod (5), and the gear (51) is meshed with the tooth grooves (61).

4. The liquid crystal screen for the high-speed rail according to claim 2, wherein: and a rotating sheet (71) is fixedly arranged at the top of the limiting bolt (7).

5. The liquid crystal screen for the high-speed rail according to claim 2, wherein: first connecting rod (4) are including interior pole (41) and outer pole (42), outer pole (42) are articulated with the diapire of first holding tank (11), the one end of keeping away from seat (1) is worn to establish in outer pole (42) coaxial slip in interior pole (41), interior pole (41) are articulated with second connecting rod (5).

6. The liquid crystal screen for the high-speed rail according to claim 5, wherein: be provided with on outer pole (42) and be used for restricting gliding stop device (8) of interior pole (41), stop device (8) are including inserted block (81) and elastic component (82), second holding tank (411) have been seted up perpendicularly on interior pole (41), the depth direction sliding connection of inserted block (81) along second holding tank (411) is in second holding tank (411), elastic component (82) are used for driving about the diapire that second holding tank (411) were kept away from to inserted block (81), jack (421) of a plurality of and inserted block (81) adaptation are seted up along the length direction of outer pole (42) in outer pole (42), inserted block (81) and jack (421) joint.

7. The liquid crystal screen for the high-speed rail as claimed in claim 6, wherein: the insert block (81) is far away from one end of the bottom wall of the first accommodating groove (11) and is provided with a guide surface (811) at the edge far away from the inner rod (41).

8. The liquid crystal screen for the high-speed rail according to claim 2, wherein: and a magnetic part (9) for adsorbing the liquid crystal screen (3) is arranged on the bottom wall of the first accommodating groove (11).