CN212276184U - LED backlight easy to assemble - Google Patents

Abstract

The utility model provides a LED backlight easy to assemble, including sealing strip, the card, clamp the lug, hold between the fingers the piece, the dop, the antiskid cover, the locator card pearl, extrusion spring and flexible piece, the bilateral symmetry welding has the lug of clamping about the terminal surface before the back casing, the terminal surface symmetry laminating has the locator card pearl about clamping the lug, locator card pearl right-hand member face card is equipped with flexible piece, the extrusion spring is equipped with to flexible piece right-hand member face card, the inside left and right sides symmetry of procapsid bonds and has the antiskid cover, antiskid cover inner wall has clamped the dop, the welding of dop left end face has the card, the welding of card left end face has held between the fingers the piece, the procapsid rear end face has clamped the sealing strip, the inconvenient dismouting of original LED backlight has been solved to this design, lead to the inconvenient problem of maintenance, the utility model discloses rational.

Description

LED backlight easy to assemble

Technical Field

The utility model relates to a LED backlight easy to assemble belongs to LED backlight technical field.

Background

The backlight source is a light source located behind a Liquid Crystal Display (LCD), and its luminous effect will directly affect the visual effect of the liquid crystal display module (LCM). The liquid crystal display does not emit light itself, and it displays a pattern or its result of modulating light. The backlight source mainly comprises a frame, and an LED backlight source, a light guide plate, an optical film and the like which are arranged in the frame, wherein the LED backlight source is the most important component of the backlight source and is also the most vulnerable component.

In the prior art, the existing LED backlight panel is mainly installed inside the frame, although the structure is good in sealing effect, when the LED backlight panel needs to be replaced or maintained, maintenance personnel need to destroy the frame to disassemble the LED backlight panel, which not only wastes time and energy, but also increases the maintenance cost, the practicability is improved, and an LED backlight convenient to install is urgently needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a LED backlight easy to assemble to solve the problem that proposes in the above-mentioned background art, the utility model discloses rational in infrastructure, the convenience carries out the dismouting to the LED backlight, and simple structure saves maintenance time.

In order to achieve the above purpose, the present invention is realized by the following technical solution: an LED backlight convenient to install comprises a rear shell, a front shell, a polarizing plate, a backlight plate body and a mechanism convenient to disassemble and assemble, wherein the backlight plate body is clamped inside the rear shell, the front shell is clamped on the front end face of the rear shell, the polarizing plate is bonded inside the front shell, the mechanism convenient to disassemble and assemble is symmetrically arranged on the left end face and the right end face of the front shell, the mechanism convenient to disassemble and assemble is symmetrically arranged on the upper side and the lower side inside the rear shell, the mechanism convenient to disassemble and assemble comprises a sealing strip, a card, a clamping lug, a pinching piece, a clamping head, an anti-slip sleeve, a positioning card bead, an extrusion spring and a telescopic piece, the clamping lug is symmetrically welded on the upper side and the lower side of the front end face of the rear shell, the positioning card bead is symmetrically attached on the left end face and the right end face of the positioning card bead, the telescopic piece is, the anti-skidding cover inner wall has clamped the dop, dop left end face welding has the card, card left end face welding has the piece of kneading dough, the terminal surface clamps the sealing strip behind the procapsid.

Further, two sets of cards are installed to the card, and two sets of card specifications are the same.

Furthermore, four groups of clamping convex blocks are welded, the specifications of the four groups of clamping convex blocks are the same, circular grooves are symmetrically formed in the left end face and the right end face of each clamping convex block and are matched with the positioning clamping beads, and multiple groups of positioning clamping beads are welded and have the same specification.

Furthermore, a limiting groove is formed in the rear side of the interior of the front shell and matched with the telescopic sheet, four groups of limiting grooves are formed in the limiting groove, and the four groups of limiting grooves are identical in specification.

Furthermore, the rear end face of the backlight source board body is welded with a conductive pin, and the conductive pin is connected with an external power supply.

Furthermore, the front shell body left and right end faces are symmetrically provided with front clamping grooves, the rear shell body left and right end faces are symmetrically provided with rear clamping grooves, and the front clamping grooves and the rear clamping grooves are fixed with the anti-slip sleeves in a bonding mode.

The utility model has the advantages that: the utility model discloses a LED backlight easy to assemble, because of the utility model discloses added sealing strip, card, clamped the lug, hold between the fingers piece, dop, antiskid cover, locator card pearl, extrusion spring and flexible piece, this design makes the LED backlight more convenient when the dismouting, has solved the inconvenient dismouting of original LED backlight, leads to maintaining inconvenient problem, has improved the utility model discloses a dismouting effect of being convenient for.

Because of the card is installed two sets ofly, and two sets of card specifications are the same, and two sets of cards can be effectively to the procapsid with the back casing left and right sides terminal surface connect fixedly, because of clamping the lug welding and have four groups, and four groups clamp the lug specification the same, clamp the lug left and right sides terminal surface symmetry and seted up circular recess, and circular recess and locator card pearl phase-match, the locator card pearl welding has the multiunit, and multiunit locator card pearl specification is the same, four groups clamp the lug and have improved the stability of clamping between procapsid and the back casing, circular recess makes things convenient for the locator card pearl to extrude the location to clamping the lug, the utility model discloses rational in infrastructure, the convenience is carried out the dismouting to the LED.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of an LED backlight source convenient to mount according to the present invention;

FIG. 2 is a top sectional view of a mechanism for easy assembly and disassembly of an LED backlight of the present invention;

FIG. 3 is a left side sectional view of a mechanism for easy assembly and disassembly in an LED backlight of the present invention;

FIG. 4 is an enlarged view of A in FIG. 2;

in the figure: 1-rear shell, 2-front shell, 3-polarizing plate, 4-backlight source plate body, 5-mechanism convenient to disassemble and assemble, 51-sealing strip, 52-clamping piece, 53-clamping convex block, 54-pinching piece, 55-clamping head, 56-anti-slip sleeve, 57-positioning clamping bead, 58-extrusion spring and 59-telescopic piece.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a LED backlight easy to assemble, includes back casing 1, procapsid 2, polarizing plate 3, backlight board body 4 and be convenient for dismouting mechanism 5, and back casing 1 is inside to be clamped backlight board body 4, and the terminal surface clamps procapsid 2 before the back casing 1, and 2 inside bonds of procapsid have polarizing plate 3, and 2 left and right sides of procapsid terminal surface symmetries are provided with the dismouting mechanism 5 of being convenient for, and 1 inside upper and lower bilateral symmetry of back casing is provided with the dismouting mechanism 5 of being convenient for.

The disassembly and assembly mechanism 5 convenient to assemble and disassemble comprises a sealing strip 51, a clamping piece 52, a clamping convex block 53, a pinching piece 54, a clamping head 55, an anti-skidding sleeve 56, a positioning clamping bead 57, an extrusion spring 58 and a telescopic piece 59, wherein the clamping convex block 53 is symmetrically welded on the upper side and the lower side of the front end face of the rear shell 1, the positioning clamping bead 57 is symmetrically attached to the left end face and the right end face of the clamping convex block 53, the telescopic piece 59 is clamped on the right end face of the positioning clamping bead 57, the extrusion spring 58 is clamped on the right end face of the telescopic piece 59, the anti-skidding sleeve 56 is symmetrically welded on the left side and the right side of the inner part of the front shell 2, the clamping head 55 is clamped on the inner wall of the anti-skidding sleeve 56, the clamping head 52 is welded on the left end face of.

Two sets of cards 52 are installed, the specifications of the two sets of cards 52 are the same, the two sets of cards 52 can effectively connect and fix the left and right end surfaces of the front shell 2 and the rear shell 1, four sets of clamping lugs 53 are welded, the specifications of the four sets of clamping lugs 53 are the same, circular grooves are symmetrically formed in the left and right end surfaces of the clamping lugs 53 and are matched with the positioning clamping beads 57, a plurality of sets of positioning clamping beads 57 are welded, the specifications of the plurality of sets of positioning clamping beads 57 are the same, the four sets of clamping lugs 53 improve the clamping stability between the front shell 2 and the rear shell 1, the circular grooves facilitate the positioning clamping lugs 53 to be pressed and positioned by the positioning clamping beads 57, a limiting groove is formed in the rear side of the inner part of the front shell 2 and is matched with the telescopic sheet 59, four sets of limiting grooves are formed, the specifications of the four sets of limiting grooves are the same, the, the welding of backlight plate body 4 rear end face has electrically conductive pin, and electrically conductive pin is connected with external power, and this design makes things convenient for the backlight body to receive external electric energy luminous, and the procapsid 2 left and right sides terminal surface symmetry has seted up before clamping the recess, and the rear shell 1 left and right sides terminal surface symmetry has seted up after clamping the recess, and preceding clamping recess and back clamping the recess all fix through bonding mode and antiskid cover 56, and this design makes things convenient for dop 55 to clamp fixedly procapsid 2 and rear shell 1.

As an embodiment of the present invention: firstly, the backlight plate body 4 is clamped on the front end face of the rear shell 1, then the polarizing plate 3 is adhered and fixed in the front shell 2 in an adhesion mode, then the rear shell 1 can be clamped on the rear end face of the front shell 2, at the moment, the clamping convex block 53 can be positioned by the positioning clamping bead 57, the positioning clamping bead 57 has the telescopic extrusion capacity due to the clamping of the telescopic sheet 59 and the extrusion spring 58, the clamping stability of the clamping convex block 53 is further improved, finally, the clamping sheet 54 is pinched by hands to clamp the clamping sheet 52 at the designated positions of the left end face and the right end face of the front shell 2 and the rear shell 1, the clamping head 55 can be clamped in the anti-slip sleeve 56 at the moment, the situation that the clamping sheet 52 is easy to fall off is avoided, so that the installation of the backlight plate body 4 is completed, when the backlight plate body 4 needs to be disassembled, the clamping sheet 54 is pinched again by hands to exert outward pulling force on the clamping sheet 52, then, the front housing 2 and the rear housing 1 are respectively held by hands, and a pulling force is applied to the rear housing 1 toward the rear side, so that the locking projection 53 is separated from the positioning locking bead 57, thereby completing the detachment of the backlight board body 4.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. The utility model provides a LED backlight easy to assemble, includes back casing, procapsid, polarizing plate, backlight plate body and the dismouting mechanism of being convenient for, its characterized in that: the backlight module is characterized in that a backlight source plate body is clamped in the rear shell, a front shell is clamped on the front end face of the rear shell, a polarizing plate is bonded in the front shell, mechanisms convenient to assemble and disassemble are symmetrically arranged on the left and right end faces of the front shell, and mechanisms convenient to assemble and disassemble are symmetrically arranged on the upper and lower sides in the rear shell;

the dismouting mechanism of being convenient for includes sealing strip, card, clamps the lug, holds between the fingers piece, dop, antiskid cover, locator card pearl, extrusion spring and flexible piece, bilateral symmetry welding has the lug of clamping about the terminal surface before the back casing, the terminal surface symmetry is laminated about clamping the lug has the locator card pearl, locator card pearl right-hand member face card is equipped with flexible piece, extrusion spring is equipped with to flexible piece right-hand member face card, the inside left and right sides symmetry of procapsid bonds and has the antiskid cover, antiskid cover inner wall has clamped the dop, the welding of dop left end face has the card, the welding of card left end face has holds between the fingers the piece, the procapsid rear end face has clamped the sealing strip.

2. A ready-to-mount LED backlight as recited in claim 1, wherein: the card is installed two sets ofly, and two sets of card specifications are the same.

3. A ready-to-mount LED backlight as recited in claim 1, wherein: four groups of clamping convex blocks are welded, the specifications of the four groups of clamping convex blocks are the same, circular grooves are symmetrically formed in the left end face and the right end face of each clamping convex block and are matched with the positioning clamping beads, and the positioning clamping beads are welded with multiple groups of positioning clamping beads, and the specifications of the multiple groups of positioning clamping beads are the same.

4. A ready-to-mount LED backlight as recited in claim 1, wherein: the inside rear side of procapsid is opened and is equipped with the spacing groove, and spacing groove and expansion plate phase-match, four groups have been seted up to the spacing groove, and four group's spacing groove specifications are the same.

5. A ready-to-mount LED backlight as recited in claim 1, wherein: the backlight board is characterized in that a conductive pin is welded on the rear end face of the backlight board body and is connected with an external power supply.

6. A ready-to-mount LED backlight as recited in claim 1, wherein: the front shell is symmetrically provided with front clamping grooves on the left and right end faces, the rear shell is symmetrically provided with rear clamping grooves on the left and right end faces, and the front clamping grooves and the rear clamping grooves are fixed with the anti-slip sleeves in a bonding mode.

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