CN211324099U

CN211324099U - Display rack for liquid crystal display

Info

Publication number: CN211324099U
Application number: CN202020014955.3U
Authority: CN
Inventors: 尹中坦
Original assignee: Shenzhen Jingshengwei Electronic Technology Co ltd
Current assignee: Shenzhen Jingshengwei Electronic Technology Co ltd
Priority date: 2020-01-06
Filing date: 2020-01-06
Publication date: 2020-08-25
Anticipated expiration: 2030-01-06

Abstract

The utility model discloses an exhibition frame for LCD, the on-line screen storage device comprises a base and a support, the scaffold weldment is fixed on the base, welded fastening has first rolling bearing on the support, fixed grafting has flexible subassembly in the inner circle of first rolling bearing, the lower extreme welded fastening fixed plate of flexible subassembly, the cavity has been seted up to the inside of base, interior bottom central point department welded fastening of cavity has the second rolling bearing, fixed grafting has the dwang in the inner circle of second rolling bearing, fixed cup joints the ring gear on the outer wall of dwang, the upper end welded fastening of dwang has the backup pad, the backup pad is located the top of cavity, install the motor through the fixing base in the cavity, the key connection has the gear in the axis of rotation of motor. The utility model discloses can be simple and convenient carry out the small-angle rotation to LCD, the effect of convenient outstanding curved surface screen display and super wide angle display improves the viewer and watches experience.

Description

Display rack for liquid crystal display

Technical Field

The utility model belongs to the technical field of the exhibition, concretely relates to display rack for LCD.

Background

The liquid crystal display is an active matrix liquid crystal display driven by Thin Film Transistor (TFT), and mainly uses current to stimulate liquid crystal molecules to generate points, lines and surfaces to match with a back lamp tube to form a picture; the exhibition shelf enables the products to be displayed in front of the public in a striking way, thereby increasing the advertising and publicity effect on the products.

The existing liquid crystal display has a fast updating speed, various technologies are diversified, and there is a new variety of curved surface and super-tube viewing angle in the aspect of screen display, and when the existing display rack is used for displaying the curved surface screen and the display with super-tube viewing angle, because the display can not be rotated at a small angle, the viewer can not enjoy the effects of the curved surface screen display and the super-wide angle display, which is not beneficial to highlighting the functions of the display, so we provide a display rack for the liquid crystal display.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an exhibition frame for LCD, through this exhibition frame for LCD, can be simple and convenient carry out the small-angle rotation to LCD, the effect of convenient outstanding curved surface screen display and super wide angle display improves the viewer and watches experience to solve the problem that proposes among the above-mentioned background.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an exhibition frame for LCD, the on-line screen storage device comprises a base and a support, support welded fastening is on the base, welded fastening has first rolling bearing on the support, fixed the grafting has flexible subassembly in first rolling bearing's the inner circle, flexible subassembly's lower extreme welded fastening fixed plate, the cavity has been seted up to the inside of base, interior bottom central point department welded fastening of cavity has the second rolling bearing, fixed the grafting has the dwang in second rolling bearing's the inner circle, fixed the ring gear that has cup jointed on the outer wall of dwang, the upper end welded fastening of dwang has the backup pad, the backup pad is located the top of cavity, install the motor through the fixing base in the cavity, the key-type connection has the gear in the axis of rotation of motor.

Preferably, the motor is a forward and reverse rotation motor, and the rotation angle of the rotation shaft of the motor is set to be +/-30 degrees.

Preferably, flexible subassembly includes sleeve pipe, movable rod and spring, and the movable rod slides and pegs graft in the sleeve pipe, and the both ends of spring welded fastening respectively is in sheathed tube bottom and the one end of movable rod, and the fixed grafting of the one end that the movable rod was kept away from to the sleeve pipe is in first swivel bearing's inner circle, and the upper portion welded fastening of sheathed tube one end and fixed plate is kept away from to the movable rod.

Preferably, the inner wall of the sleeve is provided with a sliding groove, the outer wall of the movable rod is provided with a sliding block, and the sliding block is slidably arranged in the sliding groove.

Preferably, the side wall of the sliding block is in clearance sliding fit with the inner wall of the sliding groove, and the clearance is not more than 0.01 mm.

Preferably, rubber pads are fixedly bonded on the inner wall of the clamping plate and the upper part of the supporting plate, and the rubber pads are rough in surface.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the gear is driven to rotate by the motor, so that the gear drives the gear ring to rotate, and meanwhile, the gear ring drives the rotating rod to rotate in the second rotating bearing, so that the supporting plate can be driven to rotate;

2. through telescopic machanism's use, can be simple and convenient fix the display, can avoid the display to empty at the rotation in-process.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the base of the present invention;

FIG. 3 is a schematic cross-sectional view of the telescoping mechanism of the present invention;

fig. 4 is a schematic cross-sectional view of the sleeve of the present invention.

In the figure: 1. a base; 2. a support; 3. a first rotating bearing; 4. a telescoping assembly; 5. a fixing plate; 6. a cavity; 7. a second rotary bearing; 8. rotating the rod; 9. a ring gear; 10. a support plate; 11. a motor; 12. a gear; 13. a sleeve; 14. a movable rod; 15. a spring; 16. a chute; 17. a slider; 18. and (7) a rubber pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

a display rack for a liquid crystal display comprises a base 1 and a support 2, wherein the support 2 is welded and fixed on the base 1, a first rotating bearing 3 is welded and fixed on the support 2, a telescopic component 4 is fixedly inserted in an inner ring of the first rotating bearing 3, a fixed plate 5 is welded and fixed at the lower end of the telescopic component 4, a cavity 6 is formed in the base 1, a second rotating bearing 7 is welded and fixed at the central position of the inner bottom of the cavity 6, a rotating rod 8 is fixedly inserted in an inner ring of the second rotating bearing 7, a gear ring 9 is fixedly sleeved on the outer wall of the rotating rod 8, a support plate 10 is welded and fixed at the upper end of the rotating rod 8, the support plate 10 is positioned above the cavity 6, rubber pads 18 are fixedly bonded on the inner wall of the fixed plate 5 and the upper part of the support plate 10, the rubber pads 18 adopt rough-surfaced rubber pads, the display can be prevented from sliding during rotation, a gear 12 is keyed on a rotating shaft of the motor 11, and the gear 12 is meshed with the gear ring 9.

Motor 11 sets up to just reversing motor, and the turned angle of motor 11's axis of rotation sets up to 30, through setting up motor 11 to just reversing motor, can carry out the small-angle rotation to the display of placing in backup pad 10, the multi-angle of being convenient for show.

Telescopic component 4 includes sleeve pipe 13, movable rod 14 and spring 15, movable rod 14 slides and pegs graft in sleeve pipe 13, spring 15's both ends welded fastening is at sleeve pipe 13's interior bottom and movable rod 14's one end respectively, sleeve pipe 13 keeps away from the fixed grafting of one end of movable rod 14 in the inner circle of first rotating bearing 3, movable rod 14 keeps away from sleeve pipe 13's one end and fixed plate 5's upper portion welded fastening, use through telescopic component 4, push up movable rod 14, place the display in backup pad 10, then put movable rod 14 lightly, under spring 15's promotion, use movable rod 14 to drive fixed plate 5 and move down, make fixed plate 5 press the edge package at the display.

A sliding groove 16 is formed in the inner wall of the sleeve 13, a sliding block 17 is arranged on the outer wall of the movable rod 14, the sliding block 17 and the movable rod 14 are arranged into an integral structure, and the sliding block 17 is slidably mounted in the sliding groove 16; the side wall of the sliding block 17 is in clearance sliding fit with the inner wall of the sliding groove 16, the clearance is not more than 0.01mm, the movable rod 14 can slide up and down along a straight line and cannot rotate in the sleeve 13.

The structure principle is as follows: the motor 11 drives the gear 12 to rotate, so that the gear 12 drives the gear ring 9 to rotate, meanwhile, the gear ring 9 drives the rotating rod 8 to rotate in the second rotating bearing 7, the supporting plate 10 can be driven to rotate, and by adopting a forward and reverse rotating motor for the motor 11, viewers at two sides can see the screen display effect of the liquid crystal display, the effects of the curved screen display and the ultra-wide angle display are conveniently highlighted, and the viewing experience of the viewers is improved; through the use of flexible subassembly 4, push up movable rod 14, place the display in backup pad 10, then gently put movable rod 14, under the promotion of spring 15, use movable rod 14 to drive fixed plate 5 and move down, make fixed plate 5 press on the edge of package of display, can be simple and convenient fix the display, can avoid the display to empty at the rotation in-process.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a display rack for LCD, includes base (1) and support (2), its characterized in that: support (2) welded fastening is on base (1), welded fastening has first rotating bearing (3) on support (2), fixed grafting has flexible subassembly (4) in the inner circle of first rotating bearing (3), the lower extreme welded fastening fixed plate (5) of flexible subassembly (4), cavity (6) have been seted up to the inside of base (1), interior bottom central point department welded fastening of putting of cavity (6) has second rotating bearing (7), fixed grafting has dwang (8) in the inner circle of second rotating bearing (7), fixed cover has been cup jointed ring gear (9) on the outer wall of dwang (8), the upper end welded fastening of dwang (8) has backup pad (10), backup pad (10) are located the top of cavity (6), install motor (11) through the fixing base in cavity (6), the key connection has gear (12) in the axis of rotation of motor (11), gear (12) are connected with ring gear (9) meshing.

2. The display rack for liquid crystal display according to claim 1, wherein: the motor (11) is set to be a forward and reverse rotating motor, and the rotating angle of the rotating shaft of the motor (11) is set to be +/-30 degrees.

3. The display rack for liquid crystal display according to claim 1, wherein: the telescopic assembly (4) comprises a sleeve (13), a movable rod (14) and a spring (15), the movable rod (14) is inserted into the sleeve (13) in a sliding mode, two ends of the spring (15) are fixed to the inner bottom of the sleeve (13) and one end of the movable rod (14) in a welded mode respectively, one end, far away from the movable rod (14), of the sleeve (13) is fixedly inserted into an inner ring of the first rotating bearing (3), and one end, far away from the sleeve (13), of the movable rod (14) is fixed to the upper portion of the fixing plate (5) in a welded mode.

4. The display rack for liquid crystal display according to claim 3, wherein: a sliding groove (16) is formed in the inner wall of the sleeve (13), a sliding block (17) is arranged on the outer wall of the movable rod (14), and the sliding block (17) is slidably mounted in the sliding groove (16).

5. The display rack for liquid crystal display according to claim 4, wherein: the side wall of the sliding block (17) is in clearance sliding fit with the inner wall of the sliding groove (16), and the clearance is not more than 0.01 mm.

6. The display rack for liquid crystal display according to claim 1, wherein: rubber pads (18) are fixedly bonded on the inner wall of the fixing plate (5) and the upper part of the supporting plate (10), and the rubber pads (18) are rough in surface.