CN214474340U

CN214474340U - Backlight module of red laser light source

Info

Publication number: CN214474340U
Application number: CN202120519425.9U
Authority: CN
Inventors: 孙立健
Original assignee: Shenzhen Dajingda Technology Co ltd
Current assignee: Shenzhen Dajingda Technology Co ltd
Priority date: 2021-03-11
Filing date: 2021-03-11
Publication date: 2021-10-22
Anticipated expiration: 2031-03-11

Abstract

The utility model provides a red laser light source's backlight unit relates to backlight unit fixed equipment technical field, including module body and fixed knot structure, the surperficial swing joint carriage of module body, the surface of carriage is equipped with fixed knot and constructs, and fixed knot constructs including four stoppers, the surface of four stoppers all with carriage fixed connection, the stopper is "L" type, and the carriage is kept away from to the stopper certain inserting is equipped with the card post, and the one end that the stopper was kept away from to the card post is rotated and is connected with the apron, and the apron is close to the one end and the module body swing joint of stopper. The utility model discloses, when the device of fixed light source was put on to the one end of keeping away from the contact plate at backlight unit, this device can extrude backlight unit, and backlight unit receives the extrusion back, and backlight unit is by the surface slip along the ejector pin, and when backlight unit no longer removed, backlight unit can be fixed under the support of spring, and this device has solved backlight unit and has been difficult for carrying out quick fixed problem.

Description

Backlight module of red laser light source

Technical Field

The utility model relates to a backlight unit fixed equipment technical field especially relates to a red laser light source's backlight unit.

Background

The backlight module is one of the key components of the liquid crystal display panel, has the function of supplying sufficient light sources with uniform brightness and distribution, and can normally display images.

Current backlight unit is when fixed, generally adopts the mode of bolt fastening, and the staff is when fixing it, and the staff need utilize the instrument to fix the bolt respectively, fixes like this and need expend staff's longer time, leads to the staff can not carry out quick fixation to backlight unit, has reduced work efficiency, and the staff need carry the instrument to fix it moreover, causes inconvenience for the staff.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a backlight module of a red laser light source.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a red laser light source's backlight unit, includes module body and fixed knot structure, and the module body is 660nm laser module, the surperficial swing joint carriage of module body, the surface of carriage is equipped with fixed knot constructs, fixed knot constructs including four stoppers, four the surface of stopper all with carriage fixed connection, the stopper is "L" type, the one end that the carriage was kept away from to the stopper is inserted and is equipped with the card post, the one end that the stopper was kept away from to the card post is rotated and is connected with the apron, the one end and the module body swing joint that the apron is close to the stopper, the inside slip of stopper is inserted and is equipped with the ejector pin, the one end that the stopper was kept away from to the ejector pin is rotated and is connected with the contact plate.

Preferably, the surface of each of the four ejector rods is sleeved with a spring, one end, away from the limiting block, of each spring is fixedly connected with the corresponding contact plate, one end, away from the corresponding contact plate, of each spring is fixedly connected with a rotating cylinder, and one end, away from the corresponding spring, of each rotating cylinder is rotatably connected with the corresponding limiting block.

Preferably, four balance holes are evenly formed in the surface of the rotating cylinder, four connecting frames are fixedly connected to the surfaces of the limiting blocks, clamping pins are connected to the inner walls of the connecting frames in a sliding mode, and the surfaces of the clamping pins are connected with the balance holes in a sliding mode.

Preferably, four the equal fixedly connected with limiting plate in surface of bayonet lock, the size of limiting plate is greater than the size in balanced hole.

Preferably, the surface of the supporting frame is provided with an auxiliary structure, the auxiliary structure comprises two connecting holes, the two connecting holes are formed in the surface of the supporting frame, the inner walls of the connecting holes are connected with an inserting rod in a sliding mode, one end, far away from the supporting frame, of the inserting rod is fixedly connected with a movable plate, one end, far away from the inserting rod, of the movable plate is fixedly connected with a connecting plate, the surface of the connecting plate is in threaded connection with a bolt, and one end, close to the inserting rod, of the bolt is rotatably connected with an auxiliary plate.

Preferably, the surface of the moving plate is provided with a square hole, the inner wall of the square hole is inserted with a balance rod, and the surface of the balance rod is connected with the auxiliary plate in a sliding manner.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. in the utility model, through setting up the fixed knot to construct, when needing to fix backlight unit, put backlight unit on the surface of carriage, rotate the apron on the card post afterwards, after the apron rotates certain angle, the surface extrusion backlight unit of apron, backlight unit is fixed on the carriage at this moment, stimulate the bayonet lock afterwards, the bayonet lock moves to the direction of keeping away from the rotating cylinder, after the bayonet lock moves certain distance, the inner wall of bayonet lock roll-off balancing hole, rotate the rotating cylinder afterwards, drive the spring rotation when the rotating cylinder rotates, drive the contact plate rotation when the spring rotates, after the contact plate rotates to required angle, stop rotating the rotating cylinder, slide the bayonet lock afterwards, the bayonet lock slides along the inner wall of carriage, after the bayonet lock slides certain distance to the direction that is close to the rotating cylinder, the bayonet lock slides into the inner wall of balancing hole, the rotating cylinder is fixed by the bayonet lock at this moment, the contact plate is also fixed, can put into the rim with backlight unit this moment, at the in-process of putting into, the contact plate is put into earlier, backlight unit just is put into afterwards, then when the device of fixed light source is put away from the one end of contact plate to backlight unit, this device can extrude backlight unit, backlight unit receives the extrusion back, backlight unit is slided along the surface of ejector pin, when backlight unit no longer removes, backlight unit can be fixed under the support of spring, this device has solved backlight unit and has been difficult for carrying out quick fixed problem.

2. The utility model discloses in, through setting up auxiliary structure, when needs maintain backlight unit, at first put the carriage on the surface of desk, insert the inner wall of connecting hole with the inserted bar afterwards, then rotate the bolt on the connecting plate, the bolt removes to the direction that is close to the inserted bar with the help of the screw thread, it removes to drive the accessory plate when the bolt removes, the accessory plate removes after the certain distance along the surface of balancing pole, the surperficial extrusion desk of accessory plate, desk and accessory plate support are fixed this moment, backlight unit on the carriage is also fixed, at this moment can maintain backlight unit, this device has solved the problem that backlight unit rocked easily when the maintenance.

Drawings

Fig. 1 is a schematic perspective view of a backlight module of a red laser light source according to the present invention;

fig. 2 is a schematic structural view of a fixing structure in a backlight module of a red laser light source according to the present invention;

fig. 3 is a schematic side view of the backlight module of fig. 1 according to the present invention;

fig. 4 is a schematic structural diagram of an auxiliary structure in a backlight module of a red laser light source according to the present invention.

Illustration of the drawings: 1. a module body; 2. a support frame; 3. a fixed structure; 301. a limiting block; 302. a contact plate; 303. a top rod; 304. a spring; 305. a rotating cylinder; 306. a cover plate; 307. clamping the column; 308. a connecting frame; 309. a bayonet lock; 310. a limiting plate; 311. a balance hole; 4. an auxiliary structure; 41. a connecting plate; 42. moving the plate; 43. inserting a rod; 44. connecting holes; 45. a bolt; 46. an auxiliary plate; 47. a balancing pole; 48. a square hole.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Embodiment 1, as shown in fig. 1-4, the utility model provides a red laser light source's backlight unit, including module body 1 and fixed knot structure 3, module body 1's surperficial swing joint carriage 2, the surface of carriage 2 is equipped with fixed knot structure 3, and the surface of carriage 2 is equipped with auxiliary structure 4.

The specific arrangement and function of the fixed structure 3 and the auxiliary structure 4 will be described in detail below.

As shown in fig. 1 and fig. 2, the fixing structure 3 includes four limiting blocks 301, the surfaces of the four limiting blocks 301 are all fixedly connected to the supporting frame 2, the limiting blocks 301 are L-shaped, a clamping column 307 is inserted into one end of the limiting block 301 away from the supporting frame 2, one end of the clamping column 307 away from the limiting block 301 is rotatably connected to a cover plate 306, the cover plate 306 on the clamping column 307 is rotated, after the cover plate 306 rotates a certain angle, the surface of the cover plate 306 presses the backlight module, at this time, the backlight module is fixed to the supporting frame 2, one end of the cover plate 306 close to the limiting block 301 is movably connected to the module body 1, a push rod 303 is slidably inserted into the limiting block 301, one end of the push rod 303 away from the limiting block 301 is rotatably connected to the contact plate 302, springs 304 are sleeved on the surfaces of the four push rod 303, one end of the springs 304 away from the limiting block 301 is fixedly connected to the contact plate 302, one end of the springs 304 away from the contact plate 302 is fixedly connected to a rotating cylinder 305, one end of a rotating cylinder 305 far away from a spring 304 is rotationally connected with a limiting block 301, a balance hole 311 is evenly formed in the surfaces of four rotating cylinders 305, the fixed surface of four limiting blocks 301 is connected with a connecting frame 308, the inner wall of the connecting frame 308 is connected with a clamping pin 309 in a sliding mode, the clamping pin 309 is pulled, the clamping pin 309 moves towards the direction far away from the rotating cylinders 305, after the clamping pin 309 moves a certain distance, the clamping pin 309 slides out of the inner wall of the balance hole 311, the surface of the clamping pin 309 is connected with the balance hole 311 in a sliding mode, limiting plates 310 are fixedly connected to the surfaces of the four clamping pins 309, and the size of the limiting plates 310 is larger than that of the balance hole 311.

The whole fixing structure 3 achieves the effect that, by arranging the fixing structure 3, when the backlight module needs to be fixed, the backlight module is placed on the surface of the supporting frame 2, then the cover plate 306 on the clamping column 307 is rotated, after the cover plate 306 rotates for a certain angle, the surface of the cover plate 306 presses the backlight module, at the moment, the backlight module is fixed on the supporting frame 2, then the clamping pin 309 is pulled, the clamping pin 309 moves towards the direction far away from the rotating cylinder 305, after the clamping pin 309 moves for a certain distance, the clamping pin 309 slides out of the inner wall of the balance hole 311, then the rotating cylinder 305 is rotated, the rotating cylinder 305 rotates and simultaneously drives the spring 304 to rotate, the spring 304 simultaneously drives the contact plate 302 to rotate, after the rotating cylinder 302 rotates to the required angle, the rotating cylinder 305 stops rotating, then the sliding

clamping pins

309 and 309 slide along the inner wall of the connecting frame 308, after the clamping pin 309 slides for a certain distance towards the direction close to the rotating cylinder 305, bayonet 309 slips into the inner wall of balancing hole 311, it is fixed by bayonet 309 to rotate a section of thick bamboo 305 this moment, contact plate 302 is also fixed, can put into the rim with backlight unit this moment, put into the in-process, the surface of contact plate 302 can be put into earlier, backlight unit just is put into afterwards, then when the device of fixed light source is put away from the one end of contact plate 302 to backlight unit, this device can extrude backlight unit, backlight unit receives the extrusion back, backlight unit is slided along the surface of ejector pin 303, when backlight unit no longer removes, backlight unit can be fixed under spring 304's support, this device has solved backlight unit and has been difficult for carrying out quick fixed problem.

As shown in fig. 3 and 4, the auxiliary structure 4 includes two connecting holes 44, the two connecting holes 44 are opened on the surface of the supporting frame 2, an inserting rod 43 is slidably connected to the inner wall of the connecting hole 44, a moving plate 42 is fixedly connected to one end of the inserting rod 43, which is far away from the supporting frame 2, a connecting plate 41 is fixedly connected to one end of the moving plate 42, which is far away from the inserting rod 43, a bolt 45 is threadedly connected to the surface of the connecting plate 41, the bolt 45 moves in a direction close to the inserting rod 43 by virtue of threads, the bolt 45 moves while driving the auxiliary plate 46 to move, after the auxiliary plate 46 moves a certain distance along the surface of the balancing rod 47, the surface of the auxiliary plate 46 presses the table, at this time, the table and the support of the auxiliary plate 46 are fixed, the end of the bolt 45, which is near the inserting rod 43, is rotatably connected to the auxiliary plate 46, a square hole 48 is opened on the surface of the moving plate 42, the balancing rod 47 is inserted into the inner wall of the square hole 48, the surface of the stabilizer bar 47 is slidably connected to the auxiliary plate 46.

The effect that its whole auxiliary structure 4 reaches is, through setting up auxiliary structure 4, when needing to maintain backlight unit, at first put carriage 2 on the surface of desk, insert the inner wall of connecting hole 44 with inserted bar 43 afterwards, then rotate bolt 45 on the connecting plate 41, bolt 45 moves to the direction of being close to inserted bar 43 with the help of the screw thread, bolt 45 drives accessory plate 46 and removes when removing, after accessory plate 46 removed certain distance along the surface of balancing pole 47, the surface extrusion desk of accessory plate 46, desk and accessory plate 46 support are fixed this moment, backlight unit on carriage 2 is also fixed, at this moment can maintain backlight unit, the problem that backlight unit rocked easily when this device has solved backlight unit and has maintained.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a red laser light source's backlight unit, includes module body (1) and fixed knot constructs (3), its characterized in that: the surface swing joint carriage (2) of module body (1), the surface of carriage (2) is equipped with fixed knot constructs (3), fixed knot constructs (3) including four stopper (301), four the surface of stopper (301) all with carriage (2) fixed connection, stopper (301) are "L" type, the one end that carriage (2) were kept away from in stopper (301) is inserted and is equipped with card post (307), the one end that stopper (301) were kept away from in card post (307) is rotated and is connected with apron (306), apron (306) are close to the one end and module body (1) swing joint of stopper (301), the inside of stopper (301) is slided and is inserted and is equipped with ejector pin (303), the one end that stopper (301) were kept away from in ejector pin (303) is rotated and is connected with contact plate (302).

2. The backlight module of claim 1, wherein: the surface of the four ejector rods (303) is sleeved with springs (304), one ends, away from the limiting blocks (301), of the springs (304) are fixedly connected with the contact plates (302), one ends, away from the contact plates (302), of the springs (304) are fixedly connected with rotating cylinders (305), and one ends, away from the springs (304), of the rotating cylinders (305) are rotatably connected with the limiting blocks (301).

3. The backlight module of claim 2, wherein: balance holes (311) are uniformly formed in the surfaces of the four rotating cylinders (305), the surfaces of the four limiting blocks (301) are fixedly connected with a connecting frame (308), the inner wall of the connecting frame (308) is connected with clamping pins (309) in a sliding mode, and the surfaces of the clamping pins (309) are connected with the balance holes (311) in a sliding mode.

4. The backlight module of claim 3, wherein: limiting plates (310) are fixedly connected to the surfaces of the four clamping pins (309), and the sizes of the limiting plates (310) are larger than the size of the balance hole (311).

5. The backlight module of claim 1, wherein: the surface of carriage (2) is equipped with auxiliary structure (4), auxiliary structure (4) include two connecting holes (44), two connecting hole (44) are all seted up on the surface of carriage (2), the inner wall sliding connection of connecting hole (44) has inserted bar (43), the one end fixedly connected with movable plate (42) of carriage (2) are kept away from in inserted bar (43), the one end fixedly connected with connecting plate (41) of inserted bar (43) are kept away from in movable plate (42), the surperficial threaded connection of connecting plate (41) has bolt (45), the one end rotation that bolt (45) are close to inserted bar (43) is connected with auxiliary plate (46).

6. The backlight module of claim 5, wherein: the surface of the moving plate (42) is provided with a square hole (48), the inner wall of the square hole (48) is inserted with a balance rod (47), and the surface of the balance rod (47) is in sliding connection with the auxiliary plate (46).