CN212808863U

CN212808863U - High heat dissipation LED backlight

Info

Publication number: CN212808863U
Application number: CN202022000020.2U
Authority: CN
Inventors: 郑明�
Original assignee: Shenzhen Guoguang Tongda Electronics Co ltd
Current assignee: Shenzhen Guoguang Tongda Electronics Co ltd
Priority date: 2020-09-14
Filing date: 2020-09-14
Publication date: 2021-03-26
Anticipated expiration: 2030-09-14

Abstract

The utility model relates to a LED backlight technical field, and a high heat dissipation LED backlight is disclosed, including the installing frame, the equal fixedly connected with supporting shoe of inner wall of installing frame both sides, the last lateral wall of supporting shoe has been seted up and has been supported the groove, two support inslot have placed same LED backlight, the equal fixedly connected with carriage of inner wall of two installing frames, the upper and lower inner wall of carriage all rotates through the pivot and is connected with same bull stick, the jack has been seted up to the lateral wall of carriage, it has the inserted bar to peg graft in the jack, the spacing hole that matches each other with the inserted bar is seted up to the pole wall of bull stick, the upper end fixedly connected with arm-tie of inserted bar, the same root cover of lateral wall fixedly connected with between arm-tie and the carriage is established. The utility model discloses can be under the condition that need not use screw and instrument convenient quick dismouting LED backlight, improved operating personnel's work efficiency and can improve the device's heat dispersion, improved the life of LED backlight.

Description

High heat dissipation LED backlight

Technical Field

The utility model relates to a LED backlight technical field especially relates to a high heat dissipation LED backlight.

Background

The backlight module usually adopts an LED light bar as a backlight source, and accordingly, the LED light bar for the backlight module is also called as an LED backlight source. 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. As LCD modules are continuously developed to be brighter, lighter and thinner, the side-light CCFL backlight becomes the mainstream of backlight development at present.

When the existing LED backlight source is installed, the screw and a tool are needed to be used for installing the LED backlight source inside an electric appliance, the space inside the electric appliance is narrow, the screw and the tool are used for dismounting the LED backlight source, and the working efficiency of operators is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art LED backlight when the installation, need utilize screw and instrument to install the LED backlight inside electrical apparatus, because the inside space of electrical apparatus is comparatively narrow and small, use screw and instrument dismouting LED backlight comparatively unchangeable, influence operating personnel work efficiency's problem, and the high heat dissipation LED backlight that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a high-heat-dissipation LED backlight source comprises a mounting frame, wherein supporting blocks are fixedly connected to the inner walls of two sides of the mounting frame, supporting grooves are formed in the upper side walls of the supporting blocks, the same LED backlight source is placed in the two supporting grooves, a connecting frame is fixedly connected to the inner walls of the two mounting frames, the upper inner wall and the lower inner wall of the connecting frame are rotatably connected with a rotating rod through a rotating shaft, jacks are formed in the side walls of the connecting frame, inserting rods are inserted in the jacks, limiting holes matched with the inserting rods are formed in the rod walls of the rotating rods, a pull plate is fixedly connected to the upper ends of the inserting rods, a first spring sleeved outside the inserting rods is fixedly connected to the side walls between the pull plate and the connecting frame, a rotating plate is fixedly connected to one end, away from the inserting rods, of the rotating rod is fixedly connected with the rotating plate, a connecting hole is formed, the upper end fixedly connected with connecting plate of connecting rod, the same root cover of lateral wall fixedly connected with between connecting plate and the commentaries on classics board is established the second spring outside the connecting rod, the lower extreme fixedly connected with clamp plate of connecting rod, the lower lateral wall fixedly connected with bayonet lock of clamp plate, two draw-in grooves that match each other with the bayonet lock are seted up to the last lateral wall symmetry of LED backlight.

Preferably, the apron has been placed to the upper end of installing frame, two elastic telescopic rod of the upside inner wall symmetry fixedly connected with of apron, two the same heat-conducting plate of elastic telescopic rod's lower extreme fixedly connected with, a plurality of fin of the last side wall fixedly connected with of heat-conducting plate, the thermovent has been seted up to the last side wall of apron.

Preferably, the equal fixedly connected with fixed plate of lateral wall of installing frame and apron, the fixed plate overcoat is equipped with fixed frame, fixed frame passes through the bolt fastening outside two fixed plates.

Preferably, a dust screen is fixedly connected in the heat dissipation port.

Preferably, the upper side wall of the supporting groove is fixedly connected with a sponge cushion.

Preferably, the lower side wall of the cover plate is provided with a sealing groove, and the upper side wall of the mounting frame is fixedly connected with a sealing ring matched with the sealing groove.

Compared with the prior art, the utility model provides a high heat dissipation LED backlight possesses following beneficial effect:

1. this high heat dissipation LED backlight through installing frame, supporting shoe, support groove, LED backlight, connection frame, bull stick, jack, inserted bar, spacing hole, arm-tie, first spring, bull stick, connecting hole, connecting rod, connecting plate, second spring, clamp plate, bayonet lock and the draw-in groove that sets up, can be under the condition that need not use screw and instrument convenient quick dismouting LED backlight, improved operating personnel's work efficiency.

2. The high-heat-dissipation LED backlight source has the advantages that the heat dissipation performance of the high-heat-dissipation LED backlight source can be improved through the cover plate, the elastic telescopic rod, the heat conducting plate, the heat dissipation fins and the heat dissipation openings, and the service life of the LED backlight source is prolonged.

And the part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can be under the condition that need not use screw and instrument convenient quick dismouting LED backlight, improved operating personnel's work efficiency and can improve the device's heat dispersion, improved the life of LED backlight.

Drawings

Fig. 1 is a schematic structural view of a high heat dissipation LED backlight source provided by the present invention;

fig. 2 is an enlarged schematic view of a portion a of fig. 1.

In the figure: the LED backlight lamp comprises an installation frame 1, a support block 2, a support groove 3, an LED backlight source 4, a connecting frame 5, a rotating rod 6, a jack 7, an inserting rod 8, a limiting hole 9, a pulling plate 10, a first spring 11, a rotating plate 12, a connecting hole 13, a connecting rod 14, a connecting plate 15, a second spring 16, a pressing plate 17, a clamping pin 18, a clamping groove 19, a cover plate 20, an elastic telescopic rod 21, a heat conducting plate 22, a radiating fin 23, a radiating hole 24, a fixing plate 25, a fixing frame 26, a sponge cushion 27, a sealing ring 28, a sealing ring 29 and a dust net 30.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a high heat dissipation LED backlight source comprises a mounting frame 1, wherein inner walls of two sides of the mounting frame 1 are fixedly connected with supporting blocks 2, supporting grooves 3 are formed on upper side walls of the supporting blocks 2, the same LED backlight source 4 is placed in the two supporting grooves 3, inner walls of the two mounting frames 1 are fixedly connected with a connecting frame 5, upper and lower inner walls of the connecting frame 5 are rotatably connected with the same rotating rod 6 through a rotating shaft, a jack 7 is formed on a side wall of the connecting frame 5, an inserting rod 8 is inserted into the jack 7, a limiting hole 9 matched with the inserting rod 8 is formed on a rod wall of the rotating rod 6, an upper end of the inserting rod 8 is fixedly connected with a pulling plate 10, a first spring 11 sleeved outside the inserting rod 8 is fixedly connected to a side wall between the pulling plate 10 and the connecting frame 5, a rotating plate 12 is fixedly connected to one end of the rotating rod 6 far away from the inserting rod 8, a connecting rod 14 is inserted into the connecting hole 13, a connecting plate 15 is fixedly connected to the upper end of the connecting rod 14, a second spring 16 sleeved outside the connecting rod 14 is fixedly connected to the side wall between the connecting plate 15 and the rotating plate 12, a pressing plate 17 is fixedly connected to the lower end of the connecting rod 14, a clamping pin 18 is fixedly connected to the lower side wall of the pressing plate 17, and two clamping grooves 19 matched with the clamping pin 18 are symmetrically formed in the upper side wall of the LED backlight source 4.

The apron 20 has been placed to the upper end of installing frame 1, two elastic telescopic rod 21 of the symmetrical fixedly connected with of upside inner wall of apron 20, the same heat-conducting plate 22 of lower extreme fixedly connected with of two elastic telescopic rod 21, a plurality of fin 23 of the last side wall fixedly connected with of heat-conducting plate 22, thermovent 24 has been seted up to the last side wall of apron 20, can improve the device's heat dispersion, has improved the life of LED backlight.

The equal fixedly connected with fixed plate 25 of lateral wall of installing frame 1 and apron 20, fixed plate 25 overcoat is equipped with fixed frame 26, and fixed frame 26 passes through the bolt fastening outside two fixed plates 25, makes things convenient for dismouting installing frame 1 and apron 20.

A dust screen 30 is fixedly connected in the heat dissipation opening 24 to prevent impurities from entering the device.

A sponge pad 27 is fixedly connected to the upper side wall of the support groove 3, so that the support groove 3 and the LED backlight 4 are elastically contacted.

The lower side wall of the cover plate 20 is provided with a sealing groove 28, and the upper side wall of the mounting frame 1 is fixedly connected with a sealing ring 29 matched with the sealing groove 28, so that the sealing performance of the device is improved.

The utility model discloses in, during the use, place LED backlight 4 in two support grooves 3, then upwards carry and draw arm-tie 10 and connecting plate 15, arm-tie 10 drives inserted bar 8 rebound to suitable position, then rotatory commentaries on classics board 12 to suitable position, make spacing hole 9 be located inserted bar 8 below, bayonet lock 18 is located draw-in groove 19's top, then loosen arm-tie 10 and connecting plate 15, inserted bar 8 inserts in spacing hole 9 under the pulling force of first spring 11, make connecting plate 15 drive bayonet lock 18 under the pulling force of second spring 16 and insert in draw-in groove 19, can install the completion LED backlight, reverse operation can take out LED backlight 4, the device can be at convenient quick dismouting LED backlight 4 under the condition that need not use screw and instrument, operating personnel's work efficiency has been improved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a high heat dissipation LED backlight, includes installing frame (1), its characterized in that, the equal fixedly connected with supporting shoe (2) of inner wall of installing frame (1) both sides, support groove (3) have been seted up to the last lateral wall of supporting shoe (2), two same LED backlight (4), two have been placed in support groove (3) the equal fixedly connected with link (5) of inner wall of installing frame (1), the upper and lower inner wall of link (5) all is connected with same bull stick (6) through the pivot rotation, jack (7) have been seted up to the lateral wall of link (5), it has inserted bar (8) to peg (7) peg graft in the jack (7), spacing hole (9) that mutually match with peg (8) are seted up to the pole wall of bull stick (6), the upper end fixedly connected with arm-tie (10) of peg (8), the same root cover of lateral wall fixedly connected with between arm-tie (10) and link (5) is established first spring (8) outer (2) 11) The utility model discloses a LED backlight source, one end fixedly connected with commentaries on classics board (12) of inserted bar (8) are kept away from in commentaries on classics pole (6), connecting hole (13) have been seted up to the last lateral wall of commentaries on classics board (12), it has connecting rod (14) to peg graft in connecting hole (13), the upper end fixedly connected with connecting plate (15) of connecting rod (14), connecting plate (15) and commentaries on classics board (12) between the same root cover of lateral wall fixedly connected with establish second spring (16) outside connecting rod (14), the lower extreme fixedly connected with clamp plate (17) of connecting rod (14), the lower lateral wall fixedly connected with bayonet lock (18) of clamp plate (17), two draw-in grooves (19) that match each other with bayonet lock (18) are seted.

2. The high-heat-dissipation LED backlight source as claimed in claim 1, wherein a cover plate (20) is placed at the upper end of the mounting frame (1), two elastic telescopic rods (21) are symmetrically and fixedly connected to the inner wall of the upper side of the cover plate (20), the lower ends of the two elastic telescopic rods (21) are fixedly connected to the same heat conducting plate (22), a plurality of heat dissipation fins (23) are fixedly connected to the upper side wall of the heat conducting plate (22), and heat dissipation holes (24) are formed in the upper side wall of the cover plate (20).

3. The high-heat-dissipation LED backlight source as claimed in claim 1, wherein fixing plates (25) are fixedly connected to the side walls of the mounting frame (1) and the cover plate (20), a fixing frame (26) is sleeved outside the fixing plates (25), and the fixing frame (26) is fixed outside the two fixing plates (25) through bolts.

4. The LED backlight source with high heat dissipation performance as recited in claim 2, wherein a dust screen (30) is fixedly connected in the heat dissipation opening (24).

5. The high-heat-dissipation LED backlight source as claimed in claim 1, wherein a sponge pad (27) is fixedly connected to the upper side wall of the supporting groove (3).

6. The LED backlight source with high heat dissipation performance as recited in claim 2, wherein a sealing groove (28) is formed in a lower sidewall of the cover plate (20), and a sealing ring (29) matched with the sealing groove (28) is fixedly connected to an upper sidewall of the mounting frame (1).