LED light source substrate fixing structure

Abstract

The utility model relates to the technical field of LEDs, in particular to an LED light source substrate fixing structure which comprises an LED lamp body and a lampshade which are matched with each other, a sealing cover is arranged on the lampshade, a frame used for supporting a substrate is arranged in the lampshade through a lifting piece, and a limiting structure used for limiting the substrate is installed on the frame. The lifting piece comprises a limiting rod fixedly installed on the lampshade. The clamping groove is formed in the frame, so that the clamping groove can store the substrate, the substrate can be hooped through downward movement of the pressing plate, the abutting plate can abut against the pressing plate, and the substrate can stably extend to the bottom of the lampshade in the moving process; the base plate can be moved to the position below the lampshade through downward movement of the moving block, the frame drives the base plate to be disconnected from the lampshade under the action of the spring by loosening pressure applied to the connecting lugs, then the base plate is convenient to disassemble when needing to be maintained, and the maintenance efficiency of the base plate is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to LED technical field especially relates to a LED light source base plate fixed structure. BACKGROUND

[0002] LED is a kind of semiconductor component, and is used as indicator light, display light-emitting diode board etc., base plate is arranged in LED, and base plate is the support body of electronic component, and is the carrier of electronic component electrical connection.

[0003] At present, when LED lamp is assembled, base plate is installed in lampshade, and then the operation of LED lamp is realized, and at present, when base plate is assembled, a large amount of viscous glue is daubed in lampshade, so that base plate can be connected closely with lampshade, and this connection mode makes that base plate is relatively inconvenient when assembling: after daubing glue, because the flowability of glue is poor, the inclination phenomenon of base plate appears after assembling, and then the stability of base plate cannot be guaranteed, so that circuit appears disconnected phenomenon;When base plate needs to be maintained, base plate needs to be disassembled, and the connection mode of base plate and lampshade makes that base plate is difficult to disassemble from lampshade, and then the efficiency of maintaining LED lamp is influenced. UTILITARIAN CONTENT

[0004] The utility model aims at solving the problem that base plate is inconvenient to disassemble in prior art, and provides a LED light source base plate fixed structure.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A kind of LED light source base plate fixed structure, including the cooperation of LED lamp body and lampshade, and sealing cover is equipped on lampshade, and frame for supporting base plate is arranged in lampshade by lifting piece, and limiting structure for limiting base plate is installed on frame;

[0007] The lifting piece includes the limiting rod fixedly installed on the lampshade, and the moving block is slidably sleeved on the limiting rod, the frame is arranged between the two moving blocks, and the spring cooperating with the limiting rod is welded between the moving block and the lampshade;

[0008] The frame is back type structure, and the clamping groove for placing base plate is formed in the frame, the connecting lug is fixedly installed on the moving block, and the locking bolt corresponding to the lampshade is threadedly connected on the connecting lug;

[0009] The limiting structure includes the guide rod fixedly installed on the frame, and the pressure plate for pressing base plate is slidably sleeved on the guide rod;

[0010] The guide rod is vertically arranged at both sides of the base plate, the pressing plate is provided with a soft pad movably abutting against the base plate, the sealing cover is integrally connected with an abutting plate movably abutting against the pressing plate, and the frame is provided with a limiting slot for limiting the abutting plate.

[0011] Preferably, the limiting rod is vertically arranged at both sides of the base plate, and the spring is sleeved on the limiting rod.

[0012] Compared with the prior art, the LED light source base plate fixing structure has the following advantages:

[0013] 1. The clamping groove can accommodate the base plate, the downward movement of the pressing plate can clamp the base plate, the abutting plate can abut against the pressing plate, the base plate can smoothly extend to the bottom of the lampshade during movement, and the base plate is convenient to assemble.

[0014] 2. The base plate can be moved to the position below the lampshade by the downward movement of the moving block, the base plate and the lampshade are disconnected by loosening the pressing on the connecting lug under the action of the spring, the base plate is convenient to disassemble when maintenance is needed, and the efficiency of base plate maintenance is improved.

[0015] In summary, the clamping groove can accommodate the base plate, the downward movement of the pressing plate can clamp the base plate, the abutting plate can abut against the pressing plate, the base plate can smoothly extend to the bottom of the lampshade during movement, and the base plate is convenient to assemble. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 A structural diagram of the LED light source base plate fixing structure is provided for the utility model;

[0017] Figure 2 A sectional view of the LED light source base plate fixing structure is provided for the utility model;

[0018] Figure 3 A plan view of the LED light source base plate fixing structure is provided for the utility model;

[0019] Figure 4 An enlarged schematic view of the A structure of the LED light source base plate fixing structure is provided for the utility model.

[0020] In the figure: 1, lampshade; 2, sealing cover; 3, limiting rod; 4, moving block; 5, spring; 6, frame; 7, connecting lug; 8, clamping groove; 9, guide rod; 10, pressing plate; 11, abutting plate; 12, limiting groove. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0022] Reference Figures 1-4 An LED light source substrate fixing structure, comprising a matched LED lamp body and lampshade 1, and a sealing cover 2 is arranged on the lampshade 1, and a frame 6 for supporting the substrate is arranged in the lampshade 1 through a lifting piece;

[0023] The lifting piece comprises a limiting rod 3 fixedly installed on the lampshade 1, a moving block 4 is sleeved on the limiting rod 3 in a sliding mode, the frame 6 is arranged between the two moving blocks 4, a spring 5 matched with the limiting rod 3 is welded between the moving block 4 and the lampshade 1, and the limiting rod 3 realizes the guiding effect on the moving block 4, so that the moving block 4 can smoothly pull the frame 6 and the substrate when moving;

[0024] The limiting rod 3 is vertically arranged at the positions on both sides of the substrate, and the spring 5 is sleeved on the limiting rod 3, and it is supplemented that when the substrate needs to be maintained, the sealing cover 2 is removed, the locking bolt is disassembled, the moving block 4 is automatically moved upward under the action of the spring 5, the moving block 4 drives the frame 6 and the substrate to automatically move upward, the pressing plate 10 is pushed to one side to disconnect with the substrate, and the substrate is automatically moved away from the deep part of the lampshade 1, so that the operator will not damage the precision components on the substrate when taking the substrate;

[0025] The frame 6 is a back type structure, and the clamping groove 8 for placing the substrate is arranged on the frame 6, the connecting lug 7 is fixedly installed on the moving block 4, and the locking bolt corresponding to the lampshade 1 is threadedly connected on the connecting lug 7, the clamping groove 8 can preliminarily clamp the substrate, the locking bolt can connect the connecting lug 7 and the lampshade 1, and then the stability of the substrate after installation is ensured;

[0026] The limiting structure for limiting the substrate is installed on the frame 6;

[0027] The limiting structure comprises a guide rod 9 fixedly installed on the frame 6, a pressing plate 10 for pressing the base plate is sleeved on the guide rod 9 in a sliding mode, the guide rod 9 is vertically arranged at both sides of the base plate, and a soft pad in movable abutment with the base plate is arranged on the pressing plate 10; the soft pad arranged on the pressing plate 10 can prevent the base plate from being broken when the base plate is limited; the sealing cover 2 is integrally connected with an abutting plate 11 in movable abutment with the pressing plate 10; and the frame 6 is provided with a limiting groove 12 for limiting the abutting plate 11.

[0028] When the base plate is placed in the clamping groove 8, the pressing plate 10 is only turned to the position above the base plate, and then the connecting lug 7 is pressed to drive the frame 6 and the base plate to extend to the deep part of the lampshade 1, so that the abutting plate 11 is lowered to limit the pressing plate 10, thereby making the base plate more convenient to assemble and ensuring the stability of the base plate after installation.

[0029] The function principle of the utility model can be described by the following operation mode:

[0030] The two pressing plates 10 are lifted, and the base plate is placed in the clamping groove 8 in the frame 6;

[0031] When the base plate is placed, the pressing plate 10 is pulled to deflect to the position above the base plate, and the pulling of the pressing plate 10 is released, so that the pressing plate 10 preliminarily clamps the base plate under the action of gravity;

[0032] The connecting lug 7 is pressed to drive the moving block 4 to slide on the limiting rod 3, the spring 5 is stressed, the moving block 4 drives the frame 6 to move downward, the frame 6 moves downward to drive the base plate to move downward to the bottom of the lampshade 1, and the connecting lug 7 and the lampshade 1 are connected by using the locking bolt;

[0033] The sealing cover 2 is pressed to the position above the lampshade 1, the sealing cover 2 drives the abutting plate 11 to extend into the limiting groove 12 and press the pressing plate 10.

[0034] The above is only a preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. An LED light source substrate fixing structure, comprising a matched LED lamp body and lampshade (1), and a sealing cover (2) is arranged on the lampshade (1), characterized in that, The lampshade (1) is provided with a frame (6) for supporting the substrate by a lifting member, and the frame (6) is provided with a limiting structure for limiting the substrate; The lifting member comprises a limiting rod (3) fixedly installed on the lampshade (1), and the limiting rod (3) is slidably sleeved with a moving block (4), the frame (6) is arranged between the two moving blocks (4), and the moving block (4) and the lampshade (1) are welded with a spring (5) matched with the limiting rod (3); The frame (6) is a back-shaped structure, and the frame (6) is provided with a clamping groove (8) for placing the substrate, the moving block (4) is fixedly installed with a connecting lug (7), and the connecting lug (7) is threadedly connected with a locking bolt corresponding to the lampshade (1); The limiting structure comprises a guide rod (9) fixedly installed on the frame (6), and the guide rod (9) is slidably sleeved with a pressing plate (10) for pressing the substrate; The guide rod (9) is vertically arranged at the both sides of the substrate, the pressing plate (10) is provided with a soft pad movably abutting against the substrate, the sealing cover (2) is integrally connected with an abutting plate (11) movably abutting against the pressing plate (10), and the frame (6) is provided with a limiting groove (12) for limiting the abutting plate (11).

2. The LED light source substrate fixing structure according to claim 1, wherein The limiting rod (3) is vertically arranged at the both sides of the substrate, and the spring (5) is sleeved on the limiting rod (3).

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