Bent light guide backlight module

Abstract

The utility model discloses a backlight module capable of guiding light in a bending mode, which belongs to the technical field of backlight modules and comprises a backlight module body and a pressing block used for bending and guiding light of the backlight module body, the upper side of the pressing block is fixedly connected with a second telescopic rod, and the fixed end of the first telescopic rod is fixedly connected with a second moving block. The side edge of the second moving block is fixedly connected with a first connecting block, the end, away from the second moving block, of the first connecting block is fixedly connected with a first fixing block, and the device drives a second threaded rod to rotate through a second motor to drive the moving block and the first fixing block to move; and meanwhile, a second telescopic rod is started to drive a second fixing block to move and drive two second moving blocks to move, the angle of the bent backlight module body can be adjusted by adjusting the distance between the two second moving blocks, meanwhile, the second moving blocks are driven by a second motor to move, and the bending position can be adjusted.

Description

Technical Field

[0001] The utility model belongs to the technical field of backlight modules, in particular to a backlight module with bent light guide. Background Art

[0002] The light guide plate is made of optical-grade acrylic / PC sheet, and then uses high-tech materials with extremely high reflectivity and non-light absorption to print light guide points on the bottom of the optical-grade acrylic sheet using UV screen printing technology.

[0003] The current backlight module cannot adjust the bending position and the bending angle when being bent, which lacks practicality.

[0004] For example, the Chinese patent document of the prior art (application announcement number CN206176143U) discloses a backlight module with good light-guiding performance. The device can maximize the light entering the focusing plate by tilting the light source, so as to achieve the effect of not wasting the light source. The concave setting of the focusing plate and the opening of the focusing plate facing the light source gradually increase with the increase of the distance, so that more light can be gathered, the light intensity is increased, and the effect of improving the penetration of light is achieved, the light-guiding performance is improved, and the light guide plate and the diffuser are seamlessly attached to increase the light source output. The prior art has the following problem: when bending, the bending position and the bending angle cannot be adjusted, which lacks practicality.

[0005] Therefore, in view of this situation, there is an urgent need to design and produce a bent light-guiding backlight module to meet the needs of practical use. Utility Model Content

[0006] The purpose of the utility model is to provide a backlight module with a bent light guide to solve the problems raised in the background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a backlight module with bending and light guiding, comprising a backlight module body and a pressure block used for bending and light guiding the backlight module body, the upper side of the pressure block is fixedly connected to a second telescopic rod, the fixed end of the second telescopic rod is fixedly connected to a second fixed plate, the end of the second fixed plate away from the second telescopic rod is fixedly connected to the first telescopic rod, the fixed end of the first telescopic rod is fixedly connected to a second movable block, the side of the second movable block is fixedly connected to a first connecting block, and the end of the first connecting block away from the second movable block is fixedly connected to the first fixed block.

[0008] Preferably, the lower side of the first fixed block is fixedly connected to a moving block with a threaded hole, and the side of the first fixed block is fixedly connected to a third telescopic rod.

[0009] Preferably, the extended end of the third telescopic rod is fixedly connected to a second fixed block, and the interior of the movable block is screwed with a second threaded rod.

[0010] Preferably, a second motor is fixedly connected to a side of the second threaded rod, and an outer shell is installed on a fixed end of the second motor.

[0011] Preferably, a first hydraulic rod is fixedly connected to a side of the outer shell, and a moving frame is fixedly connected to an extended end of the first hydraulic rod.

[0012] Preferably, one end of the movable frame away from the outer shell is fixedly connected to a first fixing plate, a first motor for assisting the backlight module body in bending and guiding light is installed on the upper side of the movable frame, and a placement piece is arranged on the side of the backlight module body.

[0013] Preferably, the output end of the first motor is fixedly connected to a first threaded rod, a first movable plate is screwed to a side of the first threaded rod, and a limiting rod is sleeved to a side of the first movable plate.

[0014] Compared with the prior art, the technical effects and advantages of the utility model are as follows:

[0015] The bent light-guiding backlight module drives the second threaded rod to rotate through the second motor, drives the movable block and the first fixed block to move, and simultaneously starts the second telescopic rod to drive the second fixed block to move, drives the two second movable blocks to move, and can adjust the distance between the two second movable blocks to adjust the angle of the bent backlight module body, and simultaneously drives the second movable block to move through the second motor to adjust the bending position, thereby increasing practicality and making the bent light-guiding effect better.

[0016] The bent light-guiding backlight module drives the first threaded rod to rotate through the first motor, drives the first movable plate to move, clamps the placement piece, prevents the first movable plate and the first fixed plate from affecting the backlight module body, and provides a supporting effect when bending. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a structural schematic diagram of the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of the briquette of the utility model;

[0020] Figure 3 It is a structural schematic diagram of the first fixing plate of the utility model.

[0021] Description of reference numerals:

[0022] In the figure: 1, outer shell; 2, first hydraulic rod; 3, moving frame; 4, first motor; 5, first fixed plate; 6, first moving plate; 7, first threaded rod; 8, limit rod; 9, second motor; 10, second threaded rod; 11, moving block; 12, first fixed block; 13, first connecting block; 14, second moving block; 15, first telescopic rod; 16, second fixed plate; 17, second telescopic rod; 18, pressing block; 19, third telescopic rod; 20, second fixed block; 21, placement piece; 22, backlight module body. DETAILED DESCRIPTION

[0023] In the following description, a large number of specific details are given to provide a more thorough understanding of the utility model. However, it is obvious to those skilled in the art that the utility model can be implemented without one or more of these details. In other examples, in order to avoid confusion with the utility model, some technical features known in the art are not described.

[0024] Unless otherwise defined, the directions of up, down, left, right, front, back, inside and outside involved in this document are based on the directions of up, down, left, right, front, back, inside and outside in the figures shown in the present utility model, and are explained here together.

[0025] The connection method can be bonding, welding, bolt connection and other existing methods, depending on actual needs.

[0026] In order to solve the problem that the bending position and bending angle cannot be adjusted during bending, and the problem of lack of practicality, such as Figures 1 to 3A backlight module with bending light guide shown in the figure comprises a backlight module body 22 and a pressing block 18 used for bending light guide of the backlight module body 22, a rubber pad is arranged on the lower side of the pressing block 18, a second telescopic rod 17 is fixedly connected to the upper side of the pressing block 18, a second fixed plate 16 is fixedly connected to the fixed end of the second telescopic rod 17, a first telescopic rod 15 is fixedly connected to the end of the second fixed plate 16 away from the second telescopic rod 17, a second moving block 14 is fixedly connected to the fixed end of the first telescopic rod 15, a T-shaped slider is arranged on the side of the second moving block 14, and a plurality of sliding grooves are arranged on the side of the outer shell 1 to facilitate the movement with the moving frame 3 and the moving block 11 The second movable block 14 is fixedly connected with the first connecting block 13 on its side, and the first connecting block 13 is fixedly connected with the first fixed block 12 on one end away from the second movable block 14. The lower side of the first fixed block 12 is fixedly connected with the movable block 11 with a threaded hole. The third telescopic rod 19 is fixedly connected with the side of the first fixed block 12, and the extended end of the third telescopic rod 19 is fixedly connected with the second fixed block 20. The second movable block 14, the first telescopic rod 15, the second fixed plate 16, the second telescopic rod 17 and the pressing block 18 are fixedly connected with the side of the second fixed block 20, and the second threaded rod 10 is screwed inside the movable block 11.

[0027] A second motor 9 is fixedly connected to the side of the second threaded rod 10, and an outer shell 1 is installed on the fixed end of the second motor 9. A first hydraulic rod 2 is fixedly connected to the side of the outer shell 1, and a moving frame 3 is fixedly connected to the extended end of the first hydraulic rod 2. The moving frame 3 is provided with a threaded hole, and T-shaped sliders are arranged on both sides for convenient sliding connection with the outer shell 1. The end of the moving frame 3 away from the outer shell 1 is fixedly connected to the first fixed plate 5, and a first motor 4 for assisting the backlight module body 22 in bending and guiding light is installed on the upper side of the moving frame 3. A placing piece 21 is arranged on the side of the backlight module body 22, and an output end of the first motor 4 is fixedly connected to the first threaded rod 7. A first moving plate 6 is screwed on the side of the first threaded rod 7, and a limiting rod 8 is sleeved on the side of the first moving plate 6. The limiting rod 8 provides friction for the sliding of the first moving plate 6.

[0028] All structures and instruments are heat-resistant and waterproof.

[0029] The first hydraulic rod 2, the first motor 4, the second motor 9, the first telescopic rod 15, the second telescopic rod 17, the third telescopic rod 19 and the backlight module body 22 are all conventional instruments. The working principle, size and model are irrelevant to the function of the present application, so they are not described in detail. They are all controlled by a remote control switch. The control circuit of the controller can be realized by simple programming by technicians in this field. The provision of power is also common knowledge in this field. The present utility model is mainly used to protect mechanical devices, so the present utility model will no longer explain the control method and circuit connection in detail.

[0030] How it works

[0031] During use of the bending light-guiding backlight module, the first motor 4 is started to drive the first movable plate 6 to move, the placement piece 21 is fixed by the first movable plate 6 and the first fixed plate 5, the first hydraulic rod 2 is started to drive the movable frame 3 to move, and at the same time, according to the actual situation, the second motor 9 is started to drive the second threaded rod 10 to rotate, and the rotation of the second threaded rod 10 drives the movable block 11 to move, and at the same time, the third telescopic rod 19 is started to drive the second fixed block 20 to move, the movement of the first fixed block 12 drives the first connecting block 13 to move, and the movement of the first connecting block 13 drives the second movable block 14 to move, and the first telescopic rod 15 and the second telescopic rod 17 are started to drive the pressing block 18 to move, so as to realize the bending of the backlight module body 22.

[0032] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0033] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0034] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A backlight module for bending and guiding light, comprising a backlight module body (22) and a pressing block (18) for bending and guiding light of the backlight module body (22), Features: The upper side of the pressing block (18) is fixedly connected to a second telescopic rod (17); the fixed end of the second telescopic rod (17) is fixedly connected to a second fixing plate (16); the end of the second fixing plate (16) away from the second telescopic rod (17) is fixedly connected to the first telescopic rod (15); the fixed end of the first telescopic rod (15) is fixedly connected to a second moving block (14); the side of the second moving block (14) is fixedly connected to a first connecting block (13); and the end of the first connecting block (13) away from the second moving block (14) is fixedly connected to the first fixing block (12).

2. A bent light-guiding backlight module according to claim 1, Features: The lower side of the first fixed block (12) is fixedly connected to a moving block (11) provided with a threaded hole, and the side edge of the first fixed block (12) is fixedly connected to a third telescopic rod (19).

3. The bent light-guiding backlight module according to claim 2, Features: The extended end of the third telescopic rod (19) is fixedly connected to a second fixed block (20), and the interior of the movable block (11) is threadedly connected to a second threaded rod (10).

4. The bent light-guiding backlight module according to claim 3, Features: The side edge of the second threaded rod (10) is fixedly connected to a second motor (9), and the fixed end of the second motor (9) is mounted with an outer shell (1).

5. The bent light-guiding backlight module according to claim 4, Features: A first hydraulic rod (2) is fixedly connected to the side of the outer shell (1), and a moving frame (3) is fixedly connected to the extended end of the first hydraulic rod (2).

6. The bent light-guiding backlight module according to claim 5, Features: One end of the movable frame (3) away from the outer shell (1) is fixedly connected to a first fixing plate (5); a first motor (4) for assisting the backlight module body (22) in bending and guiding light is installed on the upper side of the movable frame (3); and a placement piece (21) is arranged on the side of the backlight module body (22).

7. The bent light-guiding backlight module according to claim 6, Features: The output end of the first motor (4) is fixedly connected to a first threaded rod (7), a first movable plate (6) is screwed to a side of the first threaded rod (7), and a limiting rod (8) is sleeved to a side of the first movable plate (6).

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