CN212989833U

CN212989833U - Vehicle-mounted LED backlight source with damping structure

Info

Publication number: CN212989833U
Application number: CN202021916202.8U
Authority: CN
Inventors: 丘钊雍
Original assignee: Dongguan Fuzheng Electronic Co ltd
Current assignee: Dongguan Fuzheng Electronic Co ltd
Priority date: 2020-09-04
Filing date: 2020-09-04
Publication date: 2021-04-16
Anticipated expiration: 2030-09-04

Abstract

The utility model discloses an on-vehicle LED backlight with shock-absorbing structure, including fixed plate and sleeve pipe. One end of a first fixed rod penetrates through the through hole and is inserted into the first cavity of the sleeve by arranging a first spring in the sleeve, one end of the first fixed rod in the first cavity is fixedly connected with a first fixed block, the separation of the sleeve from the first fixed rod is avoided by the first fixed block, the horizontal shock absorption effect is achieved by the elasticity of the first spring, the outer surface of the sleeve is fixedly connected with a fixing strip, the outer wall of the fixing strip is sleeved with a second spring, the top end of the second spring is fixedly connected with a second fixing block, the fixing strip is inserted into the second fixing block, the groove is arranged at the middle position of the bottom of the second fixed rod, so that the upper surface of the second fixed block is attached to the inner part of the groove, then the second fixed rod is connected with the backlight body by using the limiting plate, elasticity through the second spring reaches perpendicular absorbing effect, provides the shock attenuation for the backlight body.

Description

Vehicle-mounted LED backlight source with damping structure

Technical Field

The utility model relates to a LED backlight technical field specifically is a vehicle-mounted LED backlight with shock-absorbing structure.

Background

The backlight source is a light source positioned at the back of the liquid crystal display, the luminous effect of the backlight source directly influences the visual effect of the liquid crystal display module, the liquid crystal display does not emit light, and the backlight source displays figures or the result of light modulation.

The liquid crystal display needs to use the backlight source plate, and the backlight source plate needs to absorb shock, but the current partial backlight source plate is fixed in the use and the splicing process is tedious, so that the phenomenon of inconvenience in use is caused, and the practicability of the backlight source plate is reduced.

In the prior art, part of the backlight source plate used for the vehicle-mounted backlight source is unreasonable in structure arrangement, so that the use effect of buffering and damping on the LED backlight source cannot be achieved when the backlight source plate is used, abnormal display is caused, and the service life is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a vehicle-mounted LED backlight source with a damping structure, a first spring is arranged in a sleeve, one end of a first fixed rod is inserted in a first cavity of the sleeve through a through hole, the first fixed block is fixedly connected with one end of the first fixed rod in the first cavity to avoid the sleeve from being separated from the first fixed rod through the first fixed block, the elasticity of the first spring is utilized to achieve the horizontal damping effect, the fixed strip is fixedly connected with the outer surface of the sleeve, a second spring is sleeved on the outer wall of the fixed strip, the second fixed block is fixedly connected with the top end of the second spring, the fixed strip is inserted in the second fixed block, a groove is arranged at the middle position of the bottom of the second fixed rod, the upper surface of the second fixed block is attached to the inner part of the groove, then the second fixed rod is connected with a backlight source body by utilizing a limiting plate, the vertical damping effect is achieved through the elasticity of the second spring, and push down two sets of second fixed blocks, utilize the elasticity of second spring to make second fixed block and second dead lever laminating and joint, easy to assemble to the problem of proposing among the above-mentioned background art is solved.

In order to achieve the above object, the utility model provides a following technical scheme: a vehicle-mounted LED backlight source with a damping structure comprises a fixed plate and a sleeve, wherein a first fixed rod is fixedly connected to the middle position of the side wall of one side of the fixed plate, a positioning block is fixedly connected to the middle position of the outer wall of the first fixed rod, one end, far away from the fixed plate, of the first fixed rod is fixedly connected with a first fixed block, the first fixed rod is positioned at the outer wall of one end, far away from the fixed plate, of the first fixed block and is connected to the inner portion of the sleeve in a sliding manner, a first cavity is formed in the inner portion of the sleeve, a first spring is arranged in the first cavity and is positioned at one side, far away from the fixed plate, of the first fixed block, a fixed strip is fixedly connected to the upper surface of the outer wall of the sleeve, a second spring is sleeved on the outer wall of the fixed strip, the laminating of second fixed block upper surface has the second dead lever, the inside recess that has seted up of second dead lever lower surface, second fixed block one end fixedly connected with limiting plate is kept away from to the second dead lever, second dead lever one end fixedly connected with backlight body is kept away from to the limiting plate.

Preferably, a through hole is formed in the center of the side wall of one side, close to the fixing plate, of the sleeve, and one end, far away from the fixing plate, of the first fixing rod penetrates through the through hole and is in sliding connection with the first cavity in the sleeve.

Preferably, the fixing strips, the second springs, the second fixing blocks, the second cavities, the grooves, the second fixing rods and the limiting plates are arranged into two groups and symmetrically arranged on two sides of the sleeve.

Preferably, one end of the first spring, which is close to the first fixing rod, is fixedly connected with the side wall of one side of the first fixing block.

Preferably, one end, far away from the second fixed block, of the second spring is fixedly connected with the upper surface of the sleeve.

Preferably, the upper surface of the second fixing block is inserted into the lower surface of the second fixing rod through a groove.

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

1. the first spring is arranged in the sleeve, one end of the first fixed rod penetrates through the through hole and is inserted into the first cavity of the sleeve, the first fixed block is fixedly connected to one end of the first fixed rod in the first cavity, the sleeve is prevented from being separated from the first fixed rod through the first fixed block, the horizontal damping effect is achieved by the elasticity of the first spring, the fixed strip is fixedly connected to the outer surface of the sleeve, the second spring is sleeved on the outer wall of the fixed strip, the second fixed block is fixedly connected to the top end of the second spring, the fixed strip is inserted into the second fixed block, the groove is formed in the middle position of the bottom of the second fixed rod, the upper surface of the second fixed block is attached to the inner portion of the groove, then the second fixed rod is connected with the backlight body through the limiting plate, the vertical damping effect is achieved through the elasticity of the second spring, and the damping effect is provided for, the service life of the backlight source body is prolonged;

2. when the installation, only need with two sets of second fixed blocks to middle extrusion, make two sets of second spring deformation, it is corresponding with two sets of recesses with two sets of second fixed blocks, utilize the elasticity of second spring to compress tightly the laminating with two sets of second fixed blocks and two sets of recesses, reach the effect of quick installation, facilitate the use, improve the practicality of backlight body.

Drawings

Fig. 1 is a schematic view of a front view structure of a vehicle-mounted LED backlight with a shock-absorbing structure according to the present invention;

FIG. 2 is a schematic diagram of an enlarged cross-sectional structure of a portion A of a vehicular LED backlight with a shock-absorbing structure according to the present invention;

fig. 3 is a schematic diagram of a B-part enlarged cross-sectional structure of a vehicle-mounted LED backlight with a shock-absorbing structure.

In the figure: 1. a fixing plate; 2. a first fixing lever; 3. positioning blocks; 4. a sleeve; 5. a first cavity; 6. a through hole; 7. a first fixed block; 8. a first spring; 9. a fixing strip; 10. a second spring; 11. a second fixed block; 12. a second cavity; 13. a groove; 14. a second fixing bar; 15. a limiting plate; 16. the backlight body.

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. 1-3, the present invention provides a technical solution: a vehicle-mounted LED backlight source with a damping structure comprises a fixing plate 1 and a sleeve 4, wherein a first fixing rod 2 is fixedly connected to the middle position of the side wall of one side of the fixing plate 1, the first fixing rod 2 is in sliding connection with the sleeve 4 and plays a role of supporting a backlight source body 16, a positioning block 3 is fixedly connected to the middle position of the outer wall of the first fixing rod 2, the positioning block 3 is used for blocking the sleeve 4 and preventing a first spring 8 from excessively deforming, a first fixing block 7 is fixedly connected to one end of the first fixing rod 2 far away from the fixing plate 1, the first fixing block 7 prevents the sleeve 4 from being separated from the first fixing rod 2, the outer wall of one end of the first fixing rod 2, which is positioned at one end of the first fixing block 7, is in sliding connection with the inner part of the sleeve 4, a through hole 6 is formed in the middle position of the side, first dead lever 2 is kept away from 1 one end of fixed plate and is run through

hole

6 and 5 sliding connection of the inside first cavity of sleeve pipe 4, first cavity 5 is convenient for the flexible of first dead lever 2 can not be obstructed, 5 inside being located first fixed block 7 of first cavity and keeping away from 1 one side of fixed plate and being provided with first spring 8, first spring 8 can kick-back in order to guarantee between sleeve pipe 4 and the first dead lever 2, first spring 8 is close to 2 one end of first dead lever and 7 one side lateral wall fixed connection of first fixed block, can avoid 8 off tracking of first spring with the fixed connection of 4 inner walls of sleeve pipe and 7 fixed blocks of first spring 8, influence horizontal shock attenuation effect.

The upper surface of the outer wall of the sleeve 4 is fixedly connected with a fixing strip 9, the fixing strip 9 can not deflect for a second spring 10, and provides supporting force for the second spring 10, the outer wall of the fixing strip 9 is sleeved with the second spring 10, the second spring 10 provides upward pressure for a second fixing block 11, one end of the second spring 10, far away from the sleeve 4, is fixedly connected with a second fixing block 11, the second fixing block 11 can be attached and inserted with a second fixing rod 14 to play a fixing effect, one end of the second spring 10, far away from the second fixing block 11, is fixedly connected with the upper surface of the sleeve 4, a second cavity 12 is formed in the second fixing block 11, the second cavity 12 ensures the sliding of the fixing strip 9 in the second fixing block 11, one end of the fixing strip 9, far away from the sleeve 4, is slidably connected in the second fixing block 11 through the second cavity 12, the upper surface of the second fixing block 11 is attached with the second fixing rod 14, a groove 13, recess 13 set up be convenient for second fixed block 11 and second dead lever 14 peg graft, reach fixed effect, 11 upper surfaces of second fixed block are pegged graft in 14 lower surfaces of second dead lever through

recess

13, 11 one end fixedly connected with limiting plate 15 of second fixed block is kept away from to second dead lever 14, be convenient for fix backlight body 16 in 14 one side of second dead lever, 14 one end fixedly connected with backlight body 16 of second dead lever is kept away from to limiting plate 15, fixed strip 9, second spring 10, second fixed block 11, second cavity 12, recess 13, second dead lever 14 and limiting plate 15 all set up to two sets of, and the symmetry sets up in sleeve pipe 4 both sides, through setting up two sets ofly, can guarantee the effect of perpendicular shock attenuation effect.

The working principle is as follows: a first spring 8 is arranged in a sleeve 4, one end of a first fixed rod 2 penetrates through a through hole 6 and is inserted into a first cavity 5 of the sleeve 4, one end of the first fixed rod 2 in the first cavity 5 is fixedly connected with a first fixed block 7, the sleeve 4 is prevented from being separated from the first fixed rod 2 through the first fixed block 7, the horizontal shock absorption effect is achieved by the elasticity of the first spring 8, a fixed strip 9 is fixedly connected to the outer surface of the sleeve 4, a second spring 10 is sleeved on the outer wall of the fixed strip 9, a second fixed block 11 is fixedly connected to the top end of the second spring 10, the fixed strip 9 is inserted into the second fixed block 11, a groove 13 is formed in the middle position of the bottom of the second fixed rod 14, the upper surface of the second fixed block 11 is attached to the inner part of the groove 13, then the second fixed rod 14 is connected with a backlight body 16 through a limiting plate 15, and the vertical shock absorption effect is achieved through the elasticity of the second, provide shock attenuation for backlight body 16, improve the life of backlight body 16.

When the installation, only need with two sets of second fixed blocks 11 to middle extrusion, make two sets of second spring 10 deformation, with two sets of second fixed blocks 11 and two sets of recesses 13 corresponding, utilize the elasticity of second spring 10 to compress tightly the laminating with two sets of second fixed blocks 11 and two sets of recesses 13, reach the effect of quick installation, facilitate the use, improve backlight body 16's practicality.

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 an on-vehicle LED backlight with shock-absorbing structure, includes fixed plate (1) and sleeve pipe (4), its characterized in that: a first fixing rod (2) is fixedly connected to the middle position of the side wall of one side of the fixing plate (1), a positioning block (3) is fixedly connected to the middle position of the outer wall of the first fixing rod (2), a first fixing block (7) is fixedly connected to one end, far away from the fixing plate (1), of the first fixing rod (2), a first spring (8) is arranged inside the first fixing block (7) and is located at one end, far away from the fixing plate (1), of the outer wall of the first fixing block (7) and is connected to the interior of the sleeve (4) in a sliding mode, a first cavity (5) is arranged inside the sleeve (4), a first spring (8) is arranged inside the first cavity (5) and is located at one side, far away from the fixing plate (1), a fixing strip (9) is fixedly connected to the upper surface of the outer wall of the sleeve (4), a second spring (10) is sleeved, second cavity (12) have been seted up to second fixed block (11) inside, sleeve pipe (4) one end is kept away from in second fixed block (11) through second cavity (12) sliding connection inside second fixed block (11) to fixed strip (9), second fixed block (11) upper surface laminating has second dead lever (14), second dead lever (14) lower surface is inside to be seted up flutedly (13), second fixed block (11) one end fixedly connected with limiting plate (15) are kept away from in second dead lever (14), second dead lever (14) one end fixedly connected with backlight body (16) are kept away from in limiting plate (15).

2. The vehicle-mounted LED backlight source with the shock absorption structure as claimed in claim 1, wherein: through-hole (6) have been seted up to the lateral wall position in the middle of sleeve pipe (4) is close to fixed plate (1) one side, fixed plate (1) one end run through-hole (6) and sleeve pipe (4) inside first cavity (5) sliding connection are kept away from in first dead lever (2).

3. The vehicle-mounted LED backlight source with the shock absorption structure as claimed in claim 1, wherein: the fixing strips (9), the second springs (10), the second fixing blocks (11), the second cavities (12), the grooves (13), the second fixing rods (14) and the limiting plates (15) are arranged into two groups and symmetrically arranged on two sides of the sleeve (4).

4. The vehicle-mounted LED backlight source with the shock absorption structure as claimed in claim 1, wherein: one end of the first spring (8) close to the first fixing rod (2) is fixedly connected with the side wall of one side of the first fixing block (7).

5. The vehicle-mounted LED backlight source with the shock absorption structure as claimed in claim 1, wherein: one end of the second spring (10) far away from the second fixed block (11) is fixedly connected with the upper surface of the sleeve (4).

6. The vehicle-mounted LED backlight source with the shock absorption structure as claimed in claim 1, wherein: the upper surface of the second fixed block (11) is inserted into the lower surface of the second fixed rod (14) through a groove (13).