CN218729722U

CN218729722U - Outdoor anti-reflection liquid crystal display screen

Info

Publication number: CN218729722U
Application number: CN202222453266.4U
Authority: CN
Inventors: 王辉
Original assignee: Shenzhen Jiyuanxing Technology Co ltd
Current assignee: Shenzhen Jiyuanxing Technology Co ltd
Priority date: 2022-09-15
Filing date: 2022-09-15
Publication date: 2023-03-24
Anticipated expiration: 2032-09-15

Abstract

The utility model discloses an outdoor liquid crystal display who prevents reflection of light, including the display screen frame, a pedestal, base fixed mounting is at the lower extreme of display screen frame, the locating frame is installed in the articulated cooperation of upside of display screen frame, the equal shaping in upper and lower both sides border in the locating frame has the spout, sliding fit installs the pull rod between two spouts, right-hand member fixed mounting in the locating frame has the locating lever, the vertical setting of locating lever, the cover is established on the locating lever and is installed the torsional spring, the outside cover of torsional spring is established and is installed the live-rollers, the one end fixed connection of torsional spring is on the locating lever, the other end fixed connection of torsional spring is on the live-rollers, the shading cloth is installed in the outside winding of live-rollers, the side border and the mutual fixed connection of pull rod of shading cloth, the middle part fixed mounting of pull rod has the handle, the left middle part fixed mounting of handle has first magnet, the left middle part of locating frame is provided with second magnet, the cooperation of first magnet magnetism is inhaled and is installed on second magnet.

Description

Outdoor anti-reflection liquid crystal display screen

Technical Field

The utility model belongs to the technical field of computer peripheral equipment and specifically relates to a liquid crystal display who prevents reflecting light outdoors.

Background

The liquid crystal display is one of flat panel displays. The screen display device is used for screen display of televisions and computers. The display screen has the advantages of low power consumption, small size and low radiation. The liquid crystal display screen uses liquid crystal solution in two pieces of polarization materials, so that the crystal can be rearranged to achieve the purpose of imaging when current passes through the liquid.

However, when the liquid crystal display is used outdoors, particularly in the midday time period, the sunlight is violent, the sunlight irradiates on the liquid crystal display to reflect light, and the liquid crystal display on the market does not have a light shielding mechanism, so that the display of the liquid crystal display is unclear.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an it is not enough to overcome above-mentioned condition, provides a technical scheme that can solve above-mentioned problem.

Outdoor anti-reflection liquid crystal display, including the display screen frame, base and LCD screen, base fixed mounting is at the lower extreme of display screen frame, LCD screen fixed mounting is in the display screen frame, the articulated cooperation of upside of display screen frame installs the posting, the equal shaping in upper and lower both sides border in the posting has the spout, sliding fit installs the pull rod between two spouts, right-hand member fixed mounting in the posting has the locating lever, the vertical setting of locating lever, the cover is established on the locating lever and is installed the torsional spring, the outside cover of torsional spring is established and is installed the live-rollers, the one end fixed connection of torsional spring is on the locating lever, the other end fixed connection of torsional spring is on the live-rollers, shading cloth is installed in the outside winding of live-rollers, the side border and the mutual fixed connection of pull rod of shading cloth, the middle part fixed mounting of pull rod has the handle, the left side fixed mounting of handle has first magnet, the left middle part of posting is provided with second magnet, the cooperation of first magnet is installed on second magnet.

As a further aspect of the present invention: a plurality of first damping hinges are fixedly installed between the display screen frame and the positioning frame, and the positioning frame hovers at the edge of the upper side of the display screen frame through the plurality of first damping hinges.

As a further aspect of the present invention: the light screen is installed in the all articulated cooperation in the left and right sides of posting, and fixed mounting has a plurality of second damping hinge between posting and the light screen, and two light screens hover the left and right sides at the posting respectively through a plurality of second damping hinge.

As a further aspect of the present invention: the left middle part shaping of locating frame has logical groove, leads to the inslot sliding fit and installs the slider, and second magnet fixed mounting has the stopper on the right side of slider, and the left side fixed mounting of slider has the stopper, and stopper and second magnet one-to-one set up the outside at leading to the groove left and right ends.

As a further aspect of the present invention: the front side of the limiting block is fixedly provided with a poking block.

As a further aspect of the present invention: the left side and the right side in the positioning frame are both formed with clearance grooves, and the handles are inserted into the clearance grooves in a clearance fit mode.

As a further aspect of the present invention: the upper end and the lower end of the positioning rod are fixedly provided with limiting rings, and the rotating rollers are arranged between the two limiting rings in a clearance fit manner.

As a further aspect of the present invention: the upper end and the lower end of the pull rod are respectively sleeved with a rolling bearing, and the rolling bearings are arranged in the sliding grooves in a sliding fit mode.

Compared with the prior art, the beneficial effects of the utility model are that: when the liquid crystal display screen is illuminated, the positioning frame is opened, the pull rod is pulled to the leftmost side through the handle, the pull rod drives the shading cloth to be pulled out from the rotating roller, the first magnet is automatically mounted on the second magnet in a magnetic attraction mode, so that the shading cloth covers the upper portion of the front side of the liquid crystal display screen, sunlight can be shaded, and the phenomenon of light reflection can be avoided when the liquid crystal display screen is used outdoors; when not meetting illumination, close the locating frame, stir the pull rod right through the handle for alternate segregation between first magnet and the second magnet, the torsional spring drives the live-rollers rotation and resets, thereby lets shading cloth automatic rolling, lets shading cloth can pull out or withdraw, withdraws back shading cloth and can not block LCD screen, facilitates the use.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a left side view structure diagram of the present invention.

Fig. 2 is a front view structure diagram of the present invention.

Fig. 3 is a schematic front view of the cross-sectional structure of the present invention.

Fig. 4 is an enlarged schematic view of a portion a of fig. 3.

Fig. 5 is an enlarged schematic view of fig. 3 at B.

Fig. 6 is an enlarged schematic view of fig. 3 at C.

Fig. 7 is an enlarged schematic view of fig. 3D.

Shown in the figure: 1. a display screen frame; 2. a base; 3. a liquid crystal screen; 4. a chute; 5. a pull rod; 6. positioning a rod; 7. a torsion spring; 8. a rotating roller; 9. shading cloth; 10. a handle; 11. a first magnet; 12. a second magnet; 13. a through groove; 14. a slider; 15. a limiting block; 16. a shifting block; 17. an empty avoiding groove; 18. a limiting ring; 19. a rolling bearing; 20. a positioning frame; 21. a visor; 22. a first damping hinge; 23. a second damped hinge.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. 1-7, an outdoor anti-reflective liquid crystal display includes a display frame 1, a base 2 and a liquid crystal screen 3, the base 2 is fixedly installed at the lower end of the display frame 1, the liquid crystal screen 3 is fixedly installed in the display frame 1, a positioning frame 20 is installed at the upper side of the display frame 1 in a hinged fit manner, chutes 4 are formed at the upper side and the lower side of the positioning frame 20, a pull rod 5 is installed between the two chutes 4 in a sliding fit manner, a positioning rod 6 is fixedly installed at the right end of the positioning frame 20, the positioning rod 6 is vertically arranged, a torsion spring 7 is installed on the positioning rod 6 in a sleeved manner, a rotating roller 8 is installed at the outer side of the torsion spring 7 in a sleeved manner, one end of the torsion spring 7 is fixedly connected to the positioning rod 6, the other end of the torsion spring 7 is fixedly connected to the rotating roller 8, a shading cloth 9 is wound at the outer side of the rotating roller 8, the side edge of the shading cloth 9 is fixedly connected to the pull rod 5, a handle 10 is fixedly installed at the middle of the pull rod 5, a first magnet 11 is fixedly installed at the left side of the handle 10, a second magnet 12 is installed at the middle of the positioning frame 20, and the first magnet 11 is installed in a magnetic attraction fit manner;

the principle is as follows: when the liquid crystal display screen is illuminated, the positioning frame 20 is opened, the pull rod 5 is pulled to the leftmost side through the handle 10, the pull rod 5 drives the shading cloth 9 to be pulled out from the rotating roller 8, the first magnet 11 is automatically installed on the second magnet 12 in a magnetic attraction mode, and therefore the shading cloth 9 covers the upper portion of the front side of the liquid crystal display screen 3, sunlight can be shaded, and the phenomenon of light reflection can be avoided when the liquid crystal display screen is used outdoors; when illumination is not met, the positioning frame 20 is closed, the pull rod 5 is pulled rightwards through the handle 10, the first magnet 11 and the second magnet 12 are separated from each other, the torsion spring 7 drives the rotating roller 8 to rotate and reset, the shading cloth 9 is automatically rolled up and can be pulled out or retracted, the shading cloth 9 cannot block the liquid crystal screen 3 after the shading cloth 9 is retracted, and the use is convenient.

As a further aspect of the present invention: a plurality of first damping hinges 22 are fixedly installed between the display screen frame 1 and the positioning frame 20, and the positioning frame 20 is suspended at the upper side edge of the display screen frame 1 through the plurality of first damping hinges 22; after rotating, the positioning frame 20 can hover at any angle through the first damping hinge 22, which is convenient for shading and using.

As a further aspect of the present invention: the left side and the right side of the positioning frame 20 are both provided with the shading plates 21 in a hinged fit manner, a plurality of second damping hinges 23 are fixedly arranged between the positioning frame 20 and the shading plates 21, and the two shading plates 21 are respectively suspended at the left side and the right side of the positioning frame 20 through the plurality of second damping hinges 23; the light screen 21 can shelter from the light of the left side and the right side of the liquid crystal screen 3, the anti-reflection effect is better, and the light screen 21 can hover at any angle through the second damping hinge 23 after rotating, so that the practical use is facilitated.

As a further aspect of the present invention: a through groove 13 is formed in the middle of the left side of the positioning frame 20, a sliding block 14 is installed in the through groove 13 in a sliding fit mode, the second magnet 12 is fixedly installed on the right side of the sliding block 14, a limiting block 15 is fixedly installed on the left side of the sliding block 14, and the limiting block 15 and the second magnet 12 are correspondingly arranged on the outer sides of the left end and the right end of the through groove 13 one by one; when the shading cloth 9 is pulled out, the magnetic force of the first magnet 11 on the handle 10 drives the second magnet 12 to move rightwards, so that the slider 14 moves rightwards, the first magnet 11 can be attracted onto the second magnet 12 more quickly and stably, and the limiting block 15 is arranged to prevent the slider 14 from separating from the through groove 13.

As a further aspect of the present invention: the front side of the limiting block 15 is fixedly provided with a poking block 16; when the shading cloth 9 is not used, the shifting block 16 is moved leftwards, the shifting block 16 drives the second magnet 12 to be far away from the first magnet 11 through the sliding block 14, so that the matching between the first magnet 11 and the second magnet 12 is conveniently disconnected, and the torsion spring 7 is convenient to drive the rotating roller 8 to automatically wind.

As a further aspect of the present invention: the left side and the right side in the positioning frame 20 are both formed with clearance grooves 17, and the handle 10 is inserted into the clearance grooves 17 in a clearance fit manner; when the shading cloth 9 is used, the column positioning frame 21 can be completely covered, and the anti-reflection effect is improved.

As a further aspect of the present invention: the upper end and the lower end of the positioning rod 6 are both fixedly provided with limiting rings 18, and the rotating roller 8 is arranged between the two limiting rings 18 in a clearance fit manner; so that the positioning of the turning roller 8 is more accurate.

As a further aspect of the present invention: the upper end and the lower end of the pull rod 5 are respectively sleeved with a rolling bearing 19, and the rolling bearings 19 are arranged in the sliding chute 4 in a sliding fit manner; so that the upper and lower ends of the pull rod 5 can be more stably and slidably fitted in the sliding groove 4.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. Outdoor anti-reflection liquid crystal display, including display frame, base and LCD screen, base fixed mounting is at the lower extreme of display frame, and LCD screen fixed mounting is in the display frame, its characterized in that: the articulated cooperation of upside of display screen frame installs the locating frame, the equal shaping in upper and lower both sides border in the locating frame has the spout, sliding fit installs the pull rod between two spouts, right-hand member fixed mounting in the locating frame has the locating lever, the vertical setting of locating lever, the cover is established and is installed the torsional spring on the locating lever, the outside cover of torsional spring is established and is installed the live-rollers, the one end fixed connection of torsional spring is on the locating lever, the other end fixed connection of torsional spring is on the live-rollers, the shading cloth is installed in the outside winding of live-rollers, the side border and the mutual fixed connection of pull rod of shading cloth, the middle part fixed mounting of pull rod has the handle, the left side fixed mounting of handle has first magnet, the left middle part of locating frame is provided with second magnet, the cooperation of first magnet magnetism is installed on second magnet.

2. The outdoor light-reflecting resistant liquid crystal display panel according to claim 1, characterized in that: a plurality of first damping hinges are fixedly installed between the display screen frame and the positioning frame, and the positioning frame hovers at the edge of the upper side of the display screen frame through the plurality of first damping hinges.

3. The outdoor light-reflecting resistant liquid crystal display panel according to claim 1, characterized in that: the light screen is installed in the all articulated cooperation in the left and right sides of posting, and fixed mounting has a plurality of second damping hinge between posting and the light screen, and two light screens hover the left and right sides at the posting respectively through a plurality of second damping hinge.

4. The outdoor light-reflecting resistant liquid crystal display panel according to claim 1, characterized in that: the left middle part shaping of locating frame has logical groove, leads to the inslot sliding fit and installs the slider, and second magnet fixed mounting has the stopper on the right side of slider, and the left side fixed mounting of slider has the stopper, and stopper and second magnet one-to-one set up the outside at leading to the groove left and right ends.

5. The outdoor light reflection preventing liquid crystal display panel of claim 4, wherein: the front side of the limiting block is fixedly provided with a poking block.

6. The outdoor light-reflecting resistant liquid crystal display panel according to claim 1, characterized in that: the left side and the right side in the positioning frame are both formed with clearance grooves, and the handles are arranged in a clearance fit manner and inserted into the clearance grooves.

7. The outdoor light-reflecting resistant liquid crystal display panel according to claim 1, characterized in that: the upper end and the lower end of the positioning rod are fixedly provided with limiting rings, and the rotating rollers are arranged between the two limiting rings in a clearance fit manner.

8. The outdoor light-reflecting resistant liquid crystal display panel according to claim 1, characterized in that: the upper end and the lower end of the pull rod are respectively sleeved with a rolling bearing, and the rolling bearings are arranged in the sliding grooves in a sliding fit mode.