Plug-in assembled retro LED lamp bead

Abstract

The utility model relates to a kind of plug-in assembled retro LED lamp beads, including pin, lamp stand, circuit board, LED light bar and transparent cover, the upper end of lamp stand is equipped with the connecting head of installation slot, lower end is G4 / G9 lamp pin;Circuit board two sides are symmetrically equipped with fixed terminal, the top of fixed terminal is equipped with the joint interface, fixed terminal jack is equipped with oblique fold spring piece in;The metal connecting pin of LED light bar is directly inserted into fixed terminal fixed, circuit board is along installation slot and is inserted into connecting head, pin is inserted into joint interface after penetrating lamp stand, transparent cover is sleeved in the outside of connecting head.Innovation lies in full plug-in assembled structure, completely replace traditional welding process, solve the problem of high cost of assembly, maintenance, poor product versatility, improve production efficiency by more than 30%.

Description

Technical Field

[0001] This utility model relates to the field of lighting technology, and in particular to a retro-style LED lamp bead. Background Technology

[0002] In current retro LED chip production, the metal connecting pins of the LED light strip need to be soldered to the circuit board for fixation, which has three major drawbacks:

[0003] 1. Complex process: requires specialized welding equipment and an anti-static environment, resulting in high labor costs;

[0004] 2. Difficult to repair: Parts cannot be quickly replaced after damage;

[0005] 3. Welded structures result in products with a simple structure that lacks compatibility and versatility. Summary of the Invention

[0006] The purpose of this invention is to provide a retro LED light bead with a flexible structure, convenient installation and maintenance, and effective reduction of production and maintenance costs, so as to solve the problems mentioned in the background art and make it more valuable for industrial use.

[0007] This utility model achieves the above objectives through the following technical solutions:

[0008] A retro LED lamp bead with plug-in assembly includes pins (1), lamp holder (2), circuit board (3), at least two U-shaped LED light strips (4) and transparent cover (5); the upper end of the lamp holder (2) is a connector (200) with an inner cavity.

[0009] As a further measure, two mounting slots (203) are symmetrically provided on the inner wall of the lamp holder (2).

[0010] As a further measure, the lower end of the lamp holder (2) is provided with a heat dissipation hole (201) and two symmetrical pin holes (202).

[0011] As a further measure, fixed terminals (301) are symmetrically provided on both sides of the circuit board (3).

[0012] As a further measure, a card interface (302) is provided on the top of the fixed terminal (301).

[0013] As a further measure, the card interface (302) of the fixed terminal (301) is provided with an integrated spring piece (303) that is bent obliquely from the outside to the inside.

[0014] As a further measure, the pin (1) at the bottom of the LED light strip (4) passes through the pin hole (202) and is inserted into the card interface (302) at the top of the fixed terminal (301) and fixed in the card interface (302) of the fixed terminal (301) by snap-fit ​​with the spring piece (303);

[0015] As a further measure, the circuit board (3) is inserted into the connector (200) through the mounting slot (203);

[0016] As a further measure, the transparent cover (5) is fitted over the outside of the connector (200);

[0017] As a further measure, the lower end of the lamp holder (2) is a G4 or G9 standard lamp pin;

[0018] As a further measure, the spring (303) of the fixed terminal (301) is made of metal and is conductive to the circuit board (3);

[0019] As a further measure, the inner diameter of the transparent cover (5) is interference-fitted with the outer diameter of the connector (200);

[0020] As a further measure, the transparent cover (5) is made of quartz glass or transparent polyurethane;

[0021] As a further measure, a heat dissipation hole is provided at the center of the top of the transparent cover (5).

[0022] Compared with the prior art, the beneficial effects of this utility model are as follows:

[0023] Because this invention uses a plug-in connection, it can not only shorten the assembly time to 1 / 3 of the existing process, effectively improving the product assembly efficiency; it also makes the product more flexible in terms of maintainability, and any damaged part can be replaced individually, thereby effectively reducing the production and maintenance costs; at the same time, because the structure does not require welding equipment and is assembled manually, it can not only eliminate the risk of welding defects, but also effectively improve the qualification rate of assembled products; the spring (303) provides continuous contact pressure, thereby improving the reliability of the product; finally, because this invention uses a plug-in connection, the product can be compatible with different lamp holders, improving the versatility of the product structure. Attached Figure Description

[0024] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0025] Figure 1 This is an exploded view of the structure of a retro LED lamp bead with plug-in assembly as described in this utility model;

[0026] Figure 2 This is a schematic diagram of the lamp holder structure of a retro LED lamp bead with plug-in assembly as described in this utility model;

[0027] Figure 3 This is a schematic diagram of the circuit board structure in a retro LED lamp bead with plug-in assembly as described in this utility model;

[0028] Explanation of reference numerals in the attached diagram: 1. Pin; 2. Lamp holder; 3. Circuit board; 4. LED light strip; 5. Transparent cover; 200. Connector; 201. Heat dissipation hole; 202. Pin hole; 203. Mounting slot; 301. Fixing terminal; 302. Card interface; 303. Spring contact; Detailed Implementation

[0029] The embodiments of this utility model are described in detail below. Examples of these embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain this utility model, and should not be construed as limiting this utility model.

[0030] In the description of this utility model, it should be understood that the directional descriptions, such as up, down, front, back, left, right, etc., indicate the directional or positional relationship based on the directional or positional relationship shown in the accompanying drawings. They are only for the purpose of simplifying the description of this utility model and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0031] The present invention will be further described below with reference to the embodiments and accompanying drawings:

[0032] like Figure 1As shown in Figure 3, a retro LED lamp bead with plug-in assembly includes pins (1), a lamp holder (2), a circuit board (3), at least two U-shaped LED light strips (4), and a transparent cover (5); at least two fixing terminals (301) are symmetrically arranged on both sides of the circuit board (3); a card interface (302) is provided on the top of the fixing terminal (301); during assembly, the pins (1) at the bottom of the two U-shaped LED light strips (4) are first inserted through the pin holes (202) and then inserted into the card interface (302) on the top of the fixing terminal (301). (301) The spring piece (303) in the socket automatically locks under the action of the spring force, and the pin (1) is fixed in the card interface (302) of the fixed terminal (301) by snap-fit. Then the circuit board (3) is vertically inserted into the inner cavity of the connector (200) along the mounting groove (203). Next, the pin (1) is inserted from the pin hole (202) at the bottom of the lamp holder and inserted into the socket of the card interface (302). Then the LED light strip (4) is gathered and covered with the transparent cover (5), and the lower end of the cover of the transparent cover (5) is interference-fitted with the connector (200).

[0033] Example 2 (G9 lamp base type)

[0034] The lower end of the lamp holder (2) is changed to a G9 lamp foot structure, and the rest is the same as in Example 1.

[0035] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of this utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claimed utility model.

Claims

1. A retro-style LED bead with plug-in assembly, characterized in that: Includes pins (1), lamp holder (2), circuit board (3), at least two U-shaped LED light strips (4), and a transparent cover (5); the upper end of the lamp holder (2) is a connector (200) with an inner cavity, the inner cavity wall of which is symmetrically provided with two mounting slots (203), and the lower end is provided with heat dissipation holes (201) and two symmetrical pin holes (202); the circuit board (3) is symmetrically provided with fixing terminals (301) on both sides; the top of the fixing terminal (301) is provided with a card interface (302); the fixing terminal (301) The card interface (302) of the LED light strip (4) is provided with an integrated spring piece (303) that is bent obliquely from the outside to the inside; the pin (1) at the bottom of the LED light strip (4) passes through the pin hole (202) and is inserted into the card interface (302) at the top of the fixed terminal (301) and is fixed in the card interface (302) of the fixed terminal (301) by snapping with the spring piece (303); the circuit board (3) is snapped into the connector (200) through the mounting slot (203); the transparent cover (5) is sleeved on the outside of the connector (200).

2. The retro LED lamp bead according to claim 1, characterized in that: The lower end of the lamp holder (2) is a G4 or G9 standard lamp foot.

3. The retro LED lamp bead according to claim 1, characterized in that: The spring (303) of the fixed terminal (301) is made of metal and is connected to the circuit board (3).

4. The retro LED lamp bead according to claim 1, characterized in that: The inner diameter of the transparent cover (5) is interference-fitted with the outer diameter of the connector (200).

5. The retro LED lamp bead according to claim 1, characterized in that: The transparent cover (5) is made of quartz glass or transparent polyurethane.

6. The retro LED lamp bead according to claim 1, characterized in that: The transparent cover (5) has a heat dissipation hole at the top center.

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