CN214174778U

CN214174778U - LED backlight dynamic control device

Info

Publication number: CN214174778U
Application number: CN202120124639.6U
Authority: CN
Inventors: 傅忠梁; 傅婷
Original assignee: Changzhou Huichuang Intelligent Technology Co ltd
Current assignee: Changzhou Huichuang Intelligent Technology Co ltd
Priority date: 2021-01-18
Filing date: 2021-01-18
Publication date: 2021-09-10
Anticipated expiration: 2031-01-18

Abstract

The utility model discloses a LED dynamic control device that is shaded from sun, including control panel and mounting panel, the equal fixedly connected with connecting block in both ends of control panel, the top symmetric connection of mounting panel has the bull stick, the fixed surface of bull stick is connected with drive mechanism, drive mechanism fixedly connected with thread bush, the inside threaded connection of thread bush has the threaded rod, the screw has all been seted up to the inside of connecting block, the screw with the threaded rod phase-match, the bottom symmetric connection of mounting panel has slewing mechanism, slewing mechanism's both ends swing joint has the fly leaf, the fly leaf is kept away from one side fixedly connected with bracing piece of slewing mechanism, the top fixedly connected with splint of bracing piece, the surface cover of bracing piece is equipped with fixed plate, beneficial effect: the rotating rod can be rotated to enable the threaded sleeve to rotate, so that the threaded rod moves upwards and is inserted into the threaded hole of the connecting block, and the control panel is installed.

Description

LED backlight dynamic control device

Technical Field

The utility model relates to a LED lamp field particularly, relates to a LED dynamic control device that is shaded.

Background

The backlight source mainly comprises a light source, a light guide plate, an optical film, a plastic frame and the like. The backlight source has the characteristics of high brightness, long service life, uniform light emission and the like. At present, there are three types of backlight sources, i.e., EL, CCFL and LED, which are classified into edge type and direct type according to the distribution position of the light source. Along with the development of the LCD module towards brighter, lighter and thinner directions, the sidelight type CCFL backlight becomes the mainstream of the current backlight development, and the current LED backlight dynamic control device is inconvenient to install and disassemble, so that technicians are not convenient to overhaul the control device.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

The technical task of the utility model is to above not enough, provide a LED dynamic control device that is shaded, solve the problem that the background art provided.

In order to achieve the above object, the utility model provides a following technical scheme: a dynamic control device for LED backlight comprises a control panel and a mounting panel, wherein both ends of the control panel are fixedly connected with connecting blocks, the top end of the mounting panel is symmetrically connected with a rotating rod, the surface of the rotating rod is fixedly connected with a transmission mechanism, the transmission mechanism is fixedly connected with a threaded sleeve, the inner part of the threaded sleeve is in threaded connection with a threaded rod, the inner part of the connecting block is provided with threaded holes, the threaded holes are matched with the threaded rods, the bottom end of the mounting panel is symmetrically connected with a rotating mechanism, both ends of the rotating mechanism are movably connected with movable plates, one side of each movable plate, far away from the rotating mechanism, is fixedly connected with a supporting rod, the top end of each supporting rod is fixedly connected with a clamping plate, the surface of each supporting rod is sleeved with a fixing plate, the fixing plate is fixedly connected with the mounting panel, and a spring is connected between each movable plate and the fixing plate, the spring is wound on the surface of the support rod.

Furthermore, the transmission mechanism comprises a main gear and an auxiliary gear, the bottom end of the rotating rod is fixedly connected with the main gear, one side of the main gear is meshed with the auxiliary gear, and the auxiliary gear is fixedly connected with the threaded sleeve.

Furthermore, the rotating mechanism comprises a rotating shaft and an elliptical block, the bottom end of the mounting plate is symmetrically connected with the rotating shaft, the elliptical block is fixedly connected to the top end of the rotating shaft, and two ends of the elliptical block are movably connected with the movable plate.

Furthermore, the top end of the rotating rod penetrates through the mounting plate and is fixedly connected with a rotating handle.

Furthermore, the bottom end of the threaded rod is fixedly connected with a limiting block.

Furthermore, the top end of the threaded sleeve is sleeved with a bearing, and the top end of the bearing is fixedly connected with the mounting plate.

Furthermore, the bottom end of the rotating shaft penetrates through the mounting plate and is fixedly connected with the rotating block.

The utility model has the advantages that:

1. this LED dynamic control device that is shaded through setting up mounting panel, connecting block, bull stick, thread bush, threaded rod, screw, fly leaf, bracing piece, splint, fixed plate, spring and drive mechanism, can rotate the bull stick for the thread bush rotates, thereby makes the threaded rod rebound, and in inserting the screw that enters the connecting block, thereby accomplish the installation to the control panel.

2. Through setting up slewing mechanism, can rotate the position of oval piece to distance between the adjustment splint, and then can make splint press from both sides the bull stick tightly, thereby accomplish the fixed to the bull stick, avoid the bull stick to rotate by oneself.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and 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 creative efforts.

Fig. 1 is a schematic structural diagram of an LED backlight dynamic control device according to an embodiment of the present invention;

FIG. 2 is an enlarged view at A in FIG. 1;

fig. 3 is a schematic structural diagram of a rotating mechanism in a dynamic LED backlight control device according to an embodiment of the present invention.

Reference numerals:

1. a control panel; 2. mounting a plate; 3. connecting blocks; 4. a rotating rod; 5. a threaded sleeve; 6. a threaded rod; 7. a screw hole; 8. a movable plate; 9. a support bar; 10. a splint; 11. a fixing plate; 12. a spring; 13. a main gear; 14. a pinion gear; 15. a rotating shaft; 16. an elliptical block; 17. a handle is rotated; 18. a limiting block; 19. a bearing; 20. and (6) rotating the block.

Detailed Description

The invention will be further explained with reference to the drawings and the specific embodiments.

The first embodiment is as follows:

referring to fig. 1-3, a dynamic LED backlight control device according to an embodiment of the present invention includes a control panel 1 and a mounting plate 2, wherein both ends of the control panel 1 are fixedly connected with a connecting block 3, the top end of the mounting plate 2 is symmetrically connected with a rotating rod 4, the surface of the rotating rod 4 is fixedly connected with a transmission mechanism, the transmission mechanism is fixedly connected with a threaded sleeve 5, the internal thread of the threaded sleeve 5 is connected with a threaded rod 6, the inside of the connecting block 3 is provided with a threaded hole 7, the threaded hole 7 is matched with the threaded rod 6, the bottom end of the mounting plate 2 is symmetrically connected with a rotating mechanism, both ends of the rotating mechanism are movably connected with a movable plate 8, one side of the movable plate 8 away from the rotating mechanism is fixedly connected with a support rod 9, the top end of the support rod 9 is fixedly connected with a clamping plate 10, the surface of the support rod 9 is sleeved with a fixing plate 11, the fixed plate 11 with mounting panel 2 fixed connection, the fly leaf 8 with be connected with spring 12 between the fixed plate 11, spring 12 twines and establishes the surface of bracing piece 9.

Through the above technical scheme of the utility model, can rotate bull stick 4 for threaded bush 5 rotates, thereby makes 6 rebound of threaded rod, and in inserting the screw 7 of connecting block 3, thereby accomplish the installation to control panel 1.

Example two:

referring to fig. 1-3, for the transmission mechanism, the transmission mechanism includes a main gear 13 and a pinion 14, the bottom end of the rotating rod 4 is fixedly connected with the main gear 13, one side of the main gear 13 is engaged with the pinion 14, the pinion 14 is fixedly connected with the thread bushing 5, for the rotation mechanism, the rotation mechanism includes a rotating shaft 15 and an elliptical block 16, the bottom end of the mounting plate 2 is symmetrically connected with the rotating shaft 15, the top end of the rotating shaft 15 is fixedly connected with the elliptical block 16, both ends of the elliptical block 16 are movably connected with the movable plate 8, for the rotating rod 4, the top end of the rotating rod 4 penetrates through the mounting plate 2 and is fixedly connected with a rotating handle 17, for the threaded rod 6, the bottom end of the threaded rod 6 is fixedly connected with a limiting block 18, for the thread bushing 5, the top end of the thread bushing 5 is sleeved with a bearing 19, the top end of the bearing 19 is fixedly connected with the mounting plate 2, and for the rotating shaft 15, the bottom end of the rotating shaft 15 penetrates through the mounting plate 2 and is fixedly connected with the rotating block 20.

Through the above technical scheme of the utility model, set up slewing mechanism, can rotate oval piece 16's position to distance between the adjustment splint 10, and then can make splint 10 press from both sides the bull stick 4 tightly, thereby accomplish the fixed to bull stick 4, avoid bull stick 4 to rotate by oneself.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, firstly, the control panel 1 is placed on the mounting panel 2, then the rotating handle 17 is rotated, the rotating handle 17 drives the rotating rod 4 to rotate, the rotating rod 4 drives the main gear 13 to rotate, the main gear 13 drives the auxiliary gear 14 to rotate through meshing, the auxiliary gear 14 drives the threaded sleeve 5 to rotate, so that the threaded rod 6 moves upwards and is inserted into the screw hole 7 of the connecting block 3, thereby the mounting of the control panel 1 is completed, then the rotating block 20 is rotated, the rotating block 20 drives the rotating shaft 15 to rotate, the rotating shaft 15 drives the elliptical block 16 to rotate, so that the elliptical block 16 is connected with the movable plate 8 through a tip end and is converted into a flat end to be connected with the movable plate 8, thereby the supporting rod 9 drives the clamping plate to move towards the middle, thereby the rotating rod 4 is clamped, and the rotating rod 4 is prevented from self-rotation due to external influence, and the mounting is not stable.

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 LED backlight dynamic control device is characterized by comprising a control panel (1) and a mounting panel (2), wherein connecting blocks (3) are fixedly connected to the two ends of the control panel (1), rotating rods (4) are symmetrically connected to the top end of the mounting panel (2), a transmission mechanism is fixedly connected to the surface of each rotating rod (4), a threaded sleeve (5) is fixedly connected to the transmission mechanism, a threaded rod (6) is connected to the inner thread of each threaded sleeve (5), a threaded hole (7) is formed in each connecting block (3), the threaded hole (7) is matched with the threaded rod (6), a rotating mechanism is symmetrically connected to the bottom end of the mounting panel (2), movable plates (8) are movably connected to the two ends of the rotating mechanism, and a supporting rod (9) is fixedly connected to one side, far away from the rotating mechanism, of each movable plate (8), the top fixedly connected with splint (10) of bracing piece (9), the surface cover of bracing piece (9) is equipped with fixed plate (11), fixed plate (11) with mounting panel (2) fixed connection, fly leaf (8) with be connected with spring (12) between fixed plate (11), spring (12) twine to be established the surface of bracing piece (9).

2. The LED backlight dynamic control device according to claim 1, wherein the transmission mechanism comprises a main gear (13) and a sub-gear (14), the main gear (13) is fixedly connected to the bottom end of the rotating rod (4), the sub-gear (14) is engaged with one side of the main gear (13), and the sub-gear (14) is fixedly connected to the threaded sleeve (5).

3. The LED backlight dynamic control device according to claim 1, wherein the rotating mechanism comprises a rotating shaft (15) and an elliptical block (16), the rotating shaft (15) is symmetrically connected to the bottom end of the mounting plate (2), the elliptical block (16) is fixedly connected to the top end of the rotating shaft (15), and both ends of the elliptical block (16) are movably connected to the movable plate (8).

4. The LED backlight dynamic control device according to claim 1, wherein the top end of the rotating rod (4) penetrates through the mounting plate (2) and is fixedly connected with a rotating handle (17).

5. The LED backlight dynamic control device as claimed in claim 1, wherein a limiting block (18) is fixedly connected to the bottom end of the threaded rod (6).

6. The LED backlight dynamic control device according to claim 1, wherein a bearing (19) is sleeved on the top end of the threaded sleeve (5), and the top end of the bearing (19) is fixedly connected with the mounting plate (2).

7. The LED backlight dynamic control device according to claim 3, wherein the bottom end of the rotating shaft (15) penetrates through the mounting plate (2) and is fixedly connected with the rotating block (20).