LED lamp

Abstract

The utility model belongs to the technical field of lighting lamps, and particularly relates to an LED lamp which comprises a lamp holder and a lamp strip, a circuit board is arranged at the lower end of the lamp strip, a positive pole piece and a negative pole piece are arranged on the surface of the circuit board, a positive plug board and a negative plug board are arranged on the lamp holder, slots matched with the circuit board are respectively arranged on the positive plug board and the negative plug board, and the circuit board is connected with the circuit board. And when the circuit board is inserted into the two slots, the positive plate is in contact with the positive plugboard, and the negative plate is in contact with the negative plugboard. The device is convenient to operate and install.

Description

TECHNICAL FIELD

[0001] The utility model belongs to lighting lamps and lanterns technical field, and specifically a kind of LED lamp. BACKGROUND

[0002] LED is light emitting diode, it is a kind of solid-state semiconductor device that can convert electric energy into visible light, it can directly convert electricity into light. The heart of LED is a semiconductor wafer, one end of wafer is attached to a bracket, one end is negative, the other end is connected to the positive of power supply, so that the entire wafer is encapsulated with epoxy resin.

[0003] Chinese utility model patent (publication number CN212361635U, application date 2020.07.29, publication date 2021.01.15) discloses a single-end power supply filament bulb, including sequentially assembled lampshade, light source support seat and lamp cap, the light source support seat lower portion is equipped with driving power supply, light source support seat upper portion is equipped with lamp strip, the lamp strip is single-end power supply filament, single-end power supply filament includes positive contact point and negative contact point located at the same end of single-end power supply filament, light source support seat upper portion is equipped with fixed boss, fixed boss is equipped with fixed slot for inserting lower end of single-end power supply filament, two insertion holes are equipped in fixed slot, positive contact point and negative contact point are respectively connected with conductive wire, conductive wire is inserted into insertion hole and respectively connected with driving power supply.

[0004] The deficiency of the above-mentioned bulb is that the insertion hole is usually small, and the conductive wire is not easy to insert into the insertion hole, which is not convenient to install. SUMMARY

[0005] The utility model aims at providing a kind of LED lamp, it is easy to operate, it is convenient to install.

[0006] The utility model is realized as follows:

[0007] A kind of LED lamp, including lamp holder and lamp strip, the lower end of the lamp strip is equipped with circuit board, the surface of circuit board is equipped with positive plate and negative plate, the lamp holder is equipped with positive plugboard and negative plugboard, the positive plugboard and negative plugboard are respectively equipped with the insertion slot compatible with circuit board, when circuit board is inserted in two insertion slots, positive plate contacts positive plugboard, and negative plate contacts negative plugboard.

[0008] In the above-mentioned LED lamp, the positive plugboard is connected to the positive of power supply by wire, and the negative plugboard is connected to the negative of power supply by wire.

[0009] In the above-mentioned LED lamp, the material of the positive plugboard and the negative plugboard is copper, iron or aluminum.

[0010] In the above-mentioned LED lamp, the positive plate and the negative plate are both arranged at the lower end of the circuit board, and are respectively located at the left end and the right end.

[0011] In the LED lamp, the lamp strip comprises a lamp strip plate and a wafer arranged on the lamp strip plate, the circuit board is provided with a chip, the wafer is electrically connected with the chip, and the positive plate and the negative plate are electrically connected with the chip respectively.

[0012] In the LED lamp, the wafers are arranged at intervals, and each wafer can be connected in series or in parallel.

[0013] In the LED lamp, the wafer is electrically connected with the chip through the conductive wire laid on the lamp strip plate, and the lamp strip is provided with a protective layer on each side, and the wafer is encapsulated in the protective layer.

[0014] In the LED lamp, the material of the protective layer is epoxy resin, polyurethane, polystyrene or silica gel, and the conductive wire is copper foil, silver paste or gold paste.

[0015] In the LED lamp, the lamp strip plate and the circuit board are in an integrated structure.

[0016] In the LED lamp, the positive plate and the negative plate are provided with mounting portions for mounting wires at lower ends of the positive plate and the negative plate respectively, and the mounting portion comprises a mounting plate and pressing feet arranged on both sides of the mounting plate.

[0017] In the LED lamp, the positive plate and the mounting portion thereof are in an integrated structure, and the negative plate and the mounting portion thereof are in an integrated structure.

[0018] In the LED lamp, the positive plate and the negative plate are arranged in parallel and connected together through an insulating connecting piece, the insulating connecting piece comprises an assembly strip one arranged on the positive plate, an assembly strip two arranged on the negative plate, and a connecting strip connecting the assembly strip one and the assembly strip two, and a plane formed by the assembly strip one, the assembly strip two and the connecting strip is perpendicular to the positive plate.

[0019] In the LED lamp, the material of the insulating connecting piece is plastic, and the insulating connecting piece is formed on the positive plate and the negative plate through injection molding.

[0020] In the LED lamp, a guide groove is arranged above the slot, and the two side walls of the guide groove are gradually inclined to the middle from top to bottom.

[0021] In the LED lamp, the material of the lamp holder is plastic, and the lamp holder is coated outside the positive plate and the negative plate through injection molding, and the lamp holder is provided with a mounting groove for inserting the circuit board.

[0022] In the LED lamp, the lamp holder is provided with an avoiding groove for avoiding the chip.

[0023] Compared with the prior art, the LED lamp has the following advantages:

[0024] 1、The utility model discloses a circuit board is provided at the lower end of the lamp strip, and the positive pole piece and the negative pole piece are provided on the circuit board, and the positive plug-in board and the negative plug-in board are provided on the lamp holder, the insertion slot is provided on the positive plug-in board and the negative plug-in board, and the lamp strip and the base are connected through the circuit board inserted in the insertion slot, which is convenient to operate and install.

[0025] 2、The utility model discloses that the positive plug-in board and the negative plug-in board are parallelly arranged and are connected together through the insulating connecting piece, and the positive plug-in board and the negative plug-in board are conveniently installed on the base. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 It is the perspective view of the utility model;

[0027] Figure 2 It is the overhead view of the circuit board and the lamp strip without protective layer of the utility model;

[0028] Figure 3 It is the perspective view of the positive plug-in board, the negative plug-in board and the insulating connection of the utility model;

[0029] Figure 4 It is the perspective view of the base of the utility model.

[0030] Reference Signs: 1, lamp holder;2, lamp strip;2a, lamp strip board;2b, wafer;2c, protective layer;3, circuit board;4, positive pole piece;5, negative pole piece;6, positive plug-in board;7, negative plug-in board;8, insertion slot;9, chip;10, mounting portion;10a, mounting plate;10b, presser foot;11, insulating connecting piece;11a, assembly strip one;11b, assembly strip two;11c, connecting strip;12, guide slot;13, mounting slot;14, avoiding slot. DETAILED DESCRIPTION

[0031] The utility model will be further described below with specific embodiment, referring to Figure 1 -4:

[0032] A kind of LED lamp, including lamp holder 1 and lamp strip 2, the lower end of the lamp strip 2 is equipped with circuit board 3, the surface of circuit board 3 is equipped with positive pole piece 4 and negative pole piece 5, the lamp holder 1 is equipped with positive plug-in board 6 and negative plug-in board 7, positive plug-in board 6 is connected power positive pole by wire, negative plug-in board 7 is connected power negative pole by wire, the positive plug-in board 6 and negative plug-in board 7 are respectively equipped with the insertion slot 8 compatible with circuit board 3, when circuit board 3 is inserted in two insertion slots 8, positive pole piece 4 contacts positive plug-in board 6, and negative pole piece 5 contacts negative plug-in board 7.

[0033] The installation process of the utility model: as Figures 1-4As shown, the circuit board 3 located at the lower end of the light strip 2 is inserted into the slots 8 of the positive plug 6 and the negative plug 7. The positive electrode 4 contacts the positive plug 6 and is connected to the positive power supply, and the negative electrode 5 contacts the negative plug 7 and is connected to the negative power supply.

[0034] This utility model has a circuit board 3 at the lower end of the light strip 2, a positive electrode plate 4 and a negative electrode plate 5 on the circuit board 3, and a positive plug plate 6 and a negative plug plate 7 on the lamp holder 1. Slots 8 are provided on the positive plug plate 6 and the negative plug plate 7. The light strip 2 and the base 1 are connected by inserting the circuit board 3 into the slots. It is easy to operate and easy to install.

[0035] Preferably, the positive insertion plate 6 and the negative insertion plate 7 are made of copper, iron, or aluminum. In this embodiment, the positive insertion plate 6 and the negative insertion plate 7 are made of copper.

[0036] Furthermore, the positive electrode 4 and the negative electrode 5 are both disposed at the lower end of the circuit board 3, and are located at the left and right ends respectively.

[0037] The structure of the light strip 2, and its connection method with the positive electrode 4 and the negative electrode 5: as follows Figure 1 , 2 As shown, the light strip 2 includes a light strip plate 2a and a chip 2b disposed on the light strip plate 2a. The circuit board 3 is provided with a chip 9. The chip 2b is electrically connected to the chip 9. The positive electrode 4 and the negative electrode 5 are respectively electrically connected to the chip 9.

[0038] To increase the illuminated area, multiple chips 2b are spaced apart, and these chips 2b can be connected in series or in parallel. In this embodiment, multiple chips 2b are connected in parallel.

[0039] In order to effectively protect the chip 2b, the chip 2b is electrically connected to the chip 9 through conductive lines laid on the light strip plate 2a. The light strip 2 has protective layers 2c on both sides, and the chip 2b is encapsulated in the protective layer 2c.

[0040] Preferably, the protective layer 2c is made of epoxy resin, polyurethane, polystyrene, or silicone, and the conductive wire is made of copper foil, silver paste, or gold paste. In this embodiment, the protective layer 2c is made of epoxy resin, and the conductive wire is made of copper foil.

[0041] To ensure a secure connection and reduce assembly steps, the light strip plate 2a and the circuit board 3 are integrated into one piece.

[0042] Connection structure between the positive connector 6 and the negative connector 7 and the wire: The lower ends of the positive connector 6 and the negative connector 7 are respectively provided with mounting parts 10 for installing wires. The mounting part 10 includes a mounting plate 10a and pressure feet 10b disposed on both sides of the mounting plate 10a. During installation, the wire is first placed on the mounting plate 10a, and then the pressure feet 10b are pressed onto the wire to complete the installation. The structure is simple and easy to install.

[0043] In order to connect firmly and reduce assembly steps, the positive plug-in plate 6 and the mounting portion 10 thereof are in an integral structure, and the negative plug-in plate 7 and the mounting portion 10 thereof are in an integral structure.

[0044] In order to facilitate the mounting of the positive plug-in plate 6 and the negative plug-in plate 7 on the base 1, the positive plug-in plate 6 and the negative plug-in plate 7 are arranged in parallel and connected together through an insulating connecting piece 11, the insulating connecting piece 11 comprising an assembly strip one 11a arranged on the positive plug-in plate 6, an assembly strip two 11b arranged on the negative plug-in plate 7, and a connecting strip 11c connecting the assembly strip one 11a and the assembly strip two 11b, the assembly strip one 11a, the assembly strip two 11b and the connecting strip 11c forming a plane perpendicular to the positive plug-in plate 6.

[0045] Further, the insulating connecting piece 11 is made of plastic and formed on the positive plug-in plate 6 and the negative plug-in plate 7 through injection molding, which is convenient to process.

[0046] In order to facilitate the insertion of the circuit board 3 into the slot 8, a guide groove 12 is arranged above the slot 8, and the two side walls of the guide groove 12 are gradually inclined to the middle from top to bottom.

[0047] Further, the base 1 is made of plastic and coated outside the positive plug-in plate 6 and the negative plug-in plate 7 through injection molding, and the base 1 is provided with a mounting groove 13 for inserting the circuit board 3, which is convenient to process.

[0048] Further, the base 1 is provided with an avoiding groove 14 for avoiding the chip 9.

[0049] The above embodiment is only one of the preferred embodiments of the present application, and does not limit the implementation range of the present application, so that: all equivalent changes made according to the shape, structure and principle of the present application should be covered in the protection range of the present application.

Claims

1. An LED lamp comprising a lamp holder (1) and a lamp strip (2), characterized in that: The lower end of the lamp strip (2) is provided with a circuit board (3), the surface of the circuit board (3) is provided with a positive plate (4) and a negative plate (5), the lamp holder (1) is provided with a positive plug plate (6) and a negative plug plate (7), the positive plug plate (6) and the negative plug plate (7) are respectively provided with a plug slot (8) matched with the circuit board (3), when the circuit board (3) is inserted into the two plug slots (8), the positive plate (4) contacts the positive plug plate (6), and the negative plate (5) contacts the negative plug plate (7).

2. The LED lamp of claim 1, wherein: The lamp strip (2) comprises a lamp strip plate (2a) and a wafer (2b) arranged on the lamp strip plate (2a), the circuit board (3) is provided with a chip (9), the wafer (2b) is electrically connected with the chip (9), and the positive plate (4) and the negative plate (5) are respectively electrically connected with the chip (9).

3. The LED lamp of claim 2, wherein: The wafer (2b) is electrically connected with the chip (9) through the conductive wire laid on the lamp strip plate (2a), and the wafer (2b) is encapsulated in the protective layer (2c).

4. The LED lamp of claim 2, wherein: The lamp strip plate (2a) and the circuit board (3) are of an integrated structure.

5. The LED lamp of claim 1, wherein: The lower end of the positive plug plate (6) and the negative plug plate (7) is respectively provided with a mounting portion (10) for mounting a lead wire, and the mounting portion (10) comprises a mounting plate (10a) and a pressing foot (10b) arranged on both sides of the mounting plate (10a).

6. The LED lamp of claim 1, wherein: The positive plug plate (6) and the negative plug plate (7) are arranged in parallel and connected together through an insulating connecting piece (11), the insulating connecting piece (11) comprises an assembly strip one (11a) arranged on the positive plug plate (6), an assembly strip two (11b) arranged on the negative plug plate (7), and a connecting strip (11c) connecting the assembly strip one (11a) and the assembly strip two (11b), and a plane formed by the assembly strip one (11a), the assembly strip two (11b) and the connecting strip (11c) is perpendicular to the positive plug plate (6).

7. The LED lamp of claim 6, wherein: The material of the insulating connecting piece (11) is plastic, and the insulating connecting piece (11) is formed on the positive plug plate (6) and the negative plug plate (7) by injection molding.

8. The LED lamp of claim 1, wherein: The upper end of the plug slot (8) is provided with a guide slot (12), and the two side walls of the guide slot (12) are gradually inclined to the middle from top to bottom.

9. The LED lamp of claim 1, wherein: The material of the lamp holder (1) is plastic, and the lamp holder (1) is coated outside the positive plug plate (6) and the negative plug plate (7) by injection molding, and the lamp holder (1) is provided with a mounting slot (13) for inserting the circuit board (3).

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