CN212480991U

CN212480991U - LED backlight lamp strip fixed establishment

Info

Publication number: CN212480991U
Application number: CN202021450342.0U
Authority: CN
Inventors: 曾育艺
Original assignee: Changzhou Quanjin Optoelectronics Co ltd
Current assignee: Changzhou Quanjin Optoelectronics Co ltd
Priority date: 2020-07-22
Filing date: 2020-07-22
Publication date: 2021-02-05
Anticipated expiration: 2030-07-22

Abstract

The utility model relates to a LED backlight lamp strip fixed establishment has solved the unstable problem of PCB lamp strip installation of LED backlight among the prior art. The utility model provides a LED backlight lamp strip fixed establishment, includes the PCB board and installs the LED lamp on the PCB board, still includes the shell of being shaded, horizontal installation is equipped with the screw rod in the shell of being shaded, install two sets of nut seats on the screw rod, and equal fixedly connected with on two sets of nut seats and the shell of being shaded lower extreme spacing gliding backup pad. The utility model discloses an open the apron, put into the both ends of PCB board from the top of the draw-in groove of both sides, the electric wire of PCB board is passed by the wire casing of mounting panel, after the installation, then cover the apron again, the lug card of apron is in the below of the lug of draw-in groove, then has accomplished the fixing of PCB board promptly; the PCB board is injectd to the both ends motion to the mounting panel of both sides, and the draw-in groove that is U type structure and the apron on the draw-in groove are injectd the front and back up-and-down motion of PCB board to the stable installation of PCB board lamp strip has been realized.

Description

LED backlight lamp strip fixed establishment

Technical Field

The utility model relates to a LED backlight lamp strip fixed establishment.

Background

The LED backlight source has a wide application range, and in the prior art, a common LED backlight source mainly includes a PCB substrate and an LED bulb. A common method for manufacturing an LED backlight source is to mount a plurality of LED lamps on a PCB, and then mount a plurality of PCBs on a base by bolts or glue, which is inconvenient, reduces the working efficiency, and is inconvenient for maintenance and disassembly of a single PCB;

the prior publication numbers are: CN209278983U (an LED backlight) is clamped on a vertical mounting plate by a plurality of groups of parallel PCB plates respectively, and the left end and the right end of the PCB plate are not limited in a detachable clamping mode, so that the PCB plate is extremely unstable after being mounted;

therefore, a fixing mechanism for a PCB light bar of an LED backlight source is proposed to improve the installation rapidity, stability and adjustability of the PCB light bar.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a LED backlight lamp strip fixed establishment has solved the unstable problem of PCB lamp strip installation of LED backlight among the prior art.

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

the utility model provides a LED backlight lamp strip fixed establishment, includes the PCB board and installs the LED lamp on the PCB board, still includes the backlight shell, the horizontal installation is equipped with the screw rod in the backlight shell, install two sets of nut seats on the screw rod, and equal fixedly connected with and the spacing gliding backup pad of lower extreme on the shell in a poor light on two sets of nut seats, a plurality of installation components are installed to vertical equidistance in the backup pad, installation components are including the mounting panel of seting up the wire casing, be used for placing the apron of the draw-in groove and the draw-in groove open-top end installation that are U type structure of PCB board.

Preferably, each group the installation component is provided with two mounting panels, two draw-in grooves and two apron altogether, and two sets of mounting panels are installed in the backup pad about the vertical central line symmetry of PCB board, the draw-in groove is installed in the one side that the mounting panel is close to the vertical central line of PCB board, the apron rotates through the pivot and installs the top at the draw-in groove.

Preferably, the inner side of the cover plate and the outer side of the clamping groove are both provided with a convex block, and the two groups of convex blocks are detachably fastened.

Preferably, the inner side of the cover plate and the inner side of the clamping groove are both provided with rubber pads.

Preferably, the wire casing is L type structure, the wire casing runs through to its face of carrying on the back by the fluting face of mounting panel, the horizontal end that is the wire casing of L type structure runs through to the side end face of mounting panel, and vertical end terminates in the draw-in groove.

Preferably, horizontal sliding grooves are formed in the upper end face and the lower end face of the inner side of the backlight shell, and the upper end and the lower end of each of the two groups of supporting plates horizontally slide with the upper sliding groove and the lower sliding groove respectively.

The utility model discloses possess following beneficial effect at least:

1. the cover plate is opened, the two ends of the PCB are placed from the upper parts of the clamping grooves on the two sides, the electric wires of the PCB penetrate through the wire grooves of the mounting plate, after the mounting is finished, the cover plate is covered, the convex blocks of the cover plate are clamped below the convex blocks of the clamping grooves, and then the fixing of the PCB is finished, so that the structure is simple, and the operation is convenient; the PCB board is injectd to the both ends motion to the mounting panel of both sides, and the draw-in groove that is U type structure and the apron on the draw-in groove are injectd the front and back up-and-down motion of PCB board to the stable installation of PCB board lamp strip has been realized.

2. Through rotatory screw rod for two vertical backup pad relative motion on the screw rod, thereby drive two parts relative motion of same water flat line installation component, thereby make the distance that can hold between two mounting panels of installation component obtain adjusting, thereby realized the installation fixed establishment of lamp strip with regulatory function, improved the suitability of device to the installation of not unidimensional lamp strip.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.

FIG. 1 is a schematic front view of the device;

FIG. 2 is a front view of the mounting assembly;

fig. 3 is a schematic view of a mounting structure of the PCB board and the mounting assembly.

In the figure: 1. a backlight housing; 2. a PCB board; 3. an LED lamp; 4. mounting the component; 401. mounting a plate; 402. a card slot; 403. a cover plate; 404. a wire slot; 405. a bump; 5. a rubber pad; 6. a screw; 7. a support plate; 8. a chute.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-3, an LED backlight light bar fixing mechanism comprises a PCB 2 and an LED light 3 mounted on the PCB 2, and further comprises a backlight housing 1, wherein a screw rod 6 is horizontally mounted in the backlight housing 1, two sets of nut seats are mounted on the screw rod 6, and support plates 7 sliding with the upper and lower ends of the backlight housing 1 are fixedly connected to the two sets of nut seats, horizontal sliding grooves 8 are respectively formed on the upper and lower end surfaces of the inner side of the backlight housing 1, the upper and lower ends of the two sets of support plates 7 respectively slide with the upper and lower sliding grooves 8, a plurality of mounting assemblies 4 are vertically and equidistantly mounted on the support plates 7, each mounting assembly 4 comprises a mounting plate 401 provided with a slot 404, a slot 402 for placing the PCB 2 and a cover plate 403 mounted at the top opening end of the slot 402, each set of mounting assemblies 4 is provided with two mounting plates 401, two slots 402 and two cover plates 403, and two sets of mounting plates 401 are symmetrically mounted on the support plate 7 about the vertical center line of the PCB 2, the locking grooves 402 are mounted on one side of the mounting plates 401 close to the vertical center line of the PCB 2, and the cover plate 403 is rotatably mounted on the tops of the locking grooves 402 through a rotating shaft.

Specifically, as shown in fig. 1 to 3, the inner side of the cover plate 403 and the outer side of the slot 402 are both provided with a bump 405, the two sets of bumps 405 are detachably fastened, the inner side of the cover plate 403 and the inner side of the slot 402 are both provided with a rubber pad 5, the slot 404 is in an L-shaped structure, the slot 404 penetrates from the slotted surface of the mounting plate 401 to the opposite surface, the horizontal end of the slot 404 in the L-shaped structure penetrates to the side end surface of the mounting plate 401, and the vertical end is terminated in the slot 402.

The working principle is as follows:

by opening the cover plate 403 of the card slot 402, then placing the two ends of the PCB 2 from the upper part of the card slot 402 at the two sides in the manner shown in fig. 1, the wires of the PCB 2 are passed through the wire slot 404 of the mounting plate 401, after the mounting is finished, then covering the cover plate 403, and the bump 405 of the cover plate 403 is clamped below the bump 405 of the card slot 402, then completing the fixing of the PCB 2; the mounting plates 401 on the two sides limit the PCB 2 to move towards the two ends, the clamping grooves 402 in the U-shaped structure and the cover plates 403 on the clamping grooves 402 limit the PCB 2 to move back and forth and up and down, and therefore stable mounting of the lamp strips of the PCB 2 is achieved;

when the length of the lamp strip of the PCB 2 is uncertain, the screw rod 6 can be rotated, so that the two vertical supporting plates 7 on the screw rod 6 can move relatively, the two parts of the installation component 4 in the same horizontal line are driven to move relatively, the accommodating distance between the two installation plates 401 of the installation component 4 is adjusted, the installation and fixing mechanism of the lamp strip with the adjusting function is realized, and the applicability of the device to the installation of the lamp strips with different sizes is improved.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a LED backlight lamp strip fixed establishment, includes PCB board (2) and installs LED lamp (3) on PCB board (2), its characterized in that still includes backlight shell (1), horizontal installation is equipped with screw rod (6) in backlight shell (1), install two sets of nut seats on screw rod (6), and equal fixedly connected with and backlight shell (1) upper and lower end limit gliding backup pad (7) on two sets of nut seats, a plurality of installation components (4) are installed to vertical equidistance in backup pad (7), installation components (4) are including mounting panel (401) of seting up wire casing (404), be the apron (403) of the open-top end installation of draw-in groove (402) and draw-in groove (402) that are the U type structure for placing PCB board (2).

2. The LED backlight light bar fixing mechanism according to claim 1, wherein each set of the mounting assemblies (4) is provided with two mounting plates (401), two clamping grooves (402) and two cover plates (403), two sets of the mounting plates (401) are symmetrically mounted on the support plate (7) about the vertical center line of the PCB (2), the clamping grooves (402) are mounted on one side of the mounting plates (401) close to the vertical center line of the PCB (2), and the cover plates (403) are rotatably mounted on the tops of the clamping grooves (402) through rotating shafts.

3. The LED backlight light bar fixing mechanism according to claim 1, wherein the protrusions (405) are mounted on the inner side of the cover plate (403) and the outer side of the locking groove (402), and two sets of the protrusions (405) are detachably fastened.

4. The LED backlight light bar fixing mechanism according to claim 1, wherein rubber pads (5) are arranged on the inner sides of the cover plate (403) and the clamping groove (402).

5. The LED backlight light bar fixing mechanism according to claim 1, wherein the line groove (404) is of an L-shaped structure, the line groove (404) penetrates from the groove surface of the mounting plate (401) to the opposite surface thereof, the horizontal end of the line groove (404) of the L-shaped structure penetrates to the side end surface of the mounting plate (401), and the vertical end is terminated in the clamping groove (402).

6. The LED backlight light bar fixing mechanism according to claim 1, wherein horizontal sliding grooves (8) are formed in the upper and lower end surfaces of the inner side of the backlight shell (1), and the upper and lower ends of the two groups of supporting plates (7) horizontally slide with the upper and lower sliding grooves (8) respectively.