CN220338334U

CN220338334U - Lamp PCB assembly structure

Info

Publication number: CN220338334U
Application number: CN202322096113.3U
Authority: CN
Inventors: 刘传奇
Original assignee: Cixi Yuanhui Lighting Electric Co ltd
Current assignee: Cixi Yuanhui Lighting Electric Co ltd
Priority date: 2023-08-07
Filing date: 2023-08-07
Publication date: 2024-01-12
Anticipated expiration: 2033-08-07

Abstract

A lamp PCB assembly structure comprises a lamp holder, a lamp shade and a PCB arranged in the lamp holder, wherein one side of the PCB is rotationally connected with the lamp holder through a rotational connecting buckle, and the other side of the PCB is locked and positioned with the lamp holder through an elastic bolt; the rotary connecting buckle is provided with at least two groups, and comprises a positioning piece which is buckled with the lamp holder and a rotary piece which is buckled with the PCB, and the positioning piece is rotationally connected with the rotary piece through a pin shaft structure; the elastic bolt comprises a bolt seat buckled and positioned with the PCB, a cavity is formed in the center of the bolt seat, one end of the cavity is open, a bolt rod is slidably arranged in the cavity, a bolt hole is formed in one side, opposite to the bolt rod, of the lower portion of the lamp holder, and a compression spring is arranged between the bolt rod and the bolt seat. According to the utility model, the PCB and the lamp holder are rotationally positioned through the rotary connecting buckle, and are locked by the elastic bolt, so that an integrated assembly structure is integrally formed, the assembly efficiency of the three-proofing lamp is effectively improved, and the three-proofing lamp is convenient to overhaul.

Description

Lamp PCB assembly structure

Technical Field

The utility model relates to a lamp PCB assembly structure.

Background

The three-proofing of the three-proofing lamp means that the three-proofing is waterproof, dustproof and anticorrosive, the special oxidation-resistant and anticorrosive material and the silica gel sealing ring are adopted to realize the protection requirement of the lamp, and the three-proofing lamp is generally installed at a high place. The structure generally comprises a lamp holder, a PCB board and a lamp shade, wherein the PCB board and the lamp holder in the existing structure form a fixed structure through bolt connection, and the bracket and the light source bearing plate form a buckle connection structure through installing the bracket on the lamp holder, but the bracket and the lamp holder are fixed through bolt connection, so that the assembly and disassembly are troublesome during installation and maintenance.

Disclosure of Invention

Aiming at the defects existing in the problems, the utility model provides a lamp PCB assembly structure.

In order to achieve the above purpose, the utility model provides a lamp PCB assembly structure, which comprises a lamp holder, a lamp shade and a PCB arranged in the lamp holder, wherein one side of the PCB is rotationally connected with the lamp holder through a rotational connecting buckle, and the other side of the PCB is locked and positioned with the lamp holder through an elastic bolt;

the rotary connecting buckle is at least provided with two groups, and comprises a positioning piece which is buckled with the lamp holder and a rotary piece which is buckled with the PCB, and the positioning piece is rotationally connected with the rotary piece through a pin shaft structure;

the elastic bolt comprises a bolt seat which is buckled and positioned with the PCB, a cavity is formed in the center of the bolt seat, one end of the bolt seat is open, a bolt rod is arranged in the cavity in a sliding mode, a bolt hole is formed in one side, opposite to the bolt rod, of the lower portion of the lamp holder, and a compression spring is arranged between the bolt rod and the bolt seat.

As a further improvement of the utility model, the positioning piece is of a T-shaped structure, the upper part of the positioning piece is provided with a positioning groove, the bottom of the lamp holder is provided with an integrated limiting buckle, the limiting buckle is matched and clamped with the positioning groove, the lower part of the positioning piece is provided with a positioning hole, the rotating piece is of an L-shaped structure, one side of the rotating piece corresponding to the positioning piece is provided with an integrated positioning shaft, the positioning shaft is matched and penetrates through the positioning hole to form rotary connection, the bottom of the positioning piece is provided with a limiting buckle I, one side of the PCB board corresponding to the positioning buckle I is provided with a first clamping groove, and the limiting buckle I is matched and buckled with the first clamping groove.

As a further improvement of the utility model, the end part of the positioning shaft is provided with an expansion head and a contraction joint.

As a further improvement of the utility model, the bottom of the rotating piece is also provided with a limit post, the PCB is correspondingly provided with a limit hole, and the limit post is matched and stretches into the limit hole.

As a further improvement of the utility model, a limit groove is axially processed on the side wall of the bolt seat, a limit block is radially protruded on the outer wall of the bolt rod, and the limit block is matched and stretches into the limit groove.

As a further improvement of the utility model, the lower part of the latch rod is provided with an integrated handle, the PCB board is correspondingly provided with a through groove, the lower part of the handle passes through the through groove, and the bottom of the latch seat is provided with a guide groove along the sliding direction of the handle.

The beneficial effects of the utility model are as follows:

according to the utility model, the PCB and the lamp holder are rotationally positioned through the rotary connecting buckle, the elastic bolt is utilized for locking, the rotary connecting buckle adopts the rotationally connected positioning piece and the rotary piece, the components are positioned through the buckle structure, an integrated structure is formed after assembly, the assembly efficiency of the three-proofing lamp is effectively improved, the integrated structure is simple and reasonable, the use of the bolt connecting structure is avoided, and the three-proofing lamp is convenient for later disassembly and maintenance.

Drawings

FIG. 1 is an exploded view of a lamp PCB assembly structure according to the present utility model;

fig. 2 is a perspective view of the lamp socket 1;

fig. 3 is a perspective view of the PCB board 2;

fig. 4 is a perspective view of the rotary joint 3;

fig. 5 is a perspective view of the elastic latch 4;

fig. 6 is an exploded view of the elastic plug 4.

In the figure: 1. a lamp holder; 11. limiting buckle; 12. a bolt hole; 2. a PCB board; 21. a first clamping groove; 22. a limiting hole; 23. a second clamping groove; 24. a permeable slot; 3. rotating the connecting buckle; 31. a positioning piece; 311. a positioning groove; 312. positioning holes; 32. a rotating member; 321. positioning a shaft; 322. a shrinkage joint; 323. limiting buckle I; 324. a limit column; 4. an elastic bolt; 41. a latch seat; 411. limiting buckle II; 412. a limit groove; 413. a cavity; 414. a guide groove; 42. a pressing spring; 43. a latch rod; 431. a limiting block; 432. a handle; 5. a lampshade.

Detailed Description

As shown in fig. 1, the lamp PCB assembly structure of the utility model comprises a lamp holder 1, a lamp shade 5, and a PCB 2 arranged in the lamp holder 1, wherein one side of the PCB 2 is rotationally connected with the lamp holder 1 through a rotational connecting buckle 3, and the other side of the PCB 2 is locked and positioned with the lamp holder 1 through an elastic bolt 4;

the rotary connecting buckle 3 is provided with at least two groups, the rotary connecting buckle 3 comprises a positioning piece 31 which is buckled and connected with the lamp holder 1 and a rotary piece 32 which is buckled and connected with the PCB 2 (see figure 4), the positioning piece 31 and the rotary piece 32 are rotationally connected through a pin shaft structure, the positioning piece 31 is of a T-shaped structure, a positioning groove 311 is formed in the upper part of the positioning piece 31, an integrated limit buckle 11 (see figure 2) is arranged at the bottom of the lamp holder 1, the limit buckle 11 is matched and clamped with the positioning groove 311, a positioning hole 312 is formed in the lower part of the positioning piece 31, the rotary piece 32 is of an L-shaped structure, one side of the rotary piece 32 corresponding to the positioning piece 31 is provided with an integrated positioning shaft 321, the positioning shaft 321 is matched and penetrates through the positioning hole 312 to form rotary connection, an expansion head is formed at the end of the positioning shaft 321, a shrinkage joint 322 is formed, a limit buckle I323 is arranged at the bottom of the positioning piece 31, a first clamping groove 21 is formed at one side corresponding to the PCB 2, the limit buckle I323 is matched with the first clamping groove 21, a limit post 324 is also arranged at the bottom of the rotary piece 32, a limit hole 22 is correspondingly formed in the PCB 2, and the limit post 324 is matched and stretches into the limit hole 22 (see figure 3);

the elastic bolt 4 comprises a bolt seat 41 buckled and positioned with the PCB 2, a cavity 413 is formed at the center of the bolt seat 41, one end of the cavity 413 is opened, a bolt rod 43 is arranged in the cavity 413 in a sliding mode, a bolt hole 12 (see fig. 2) is formed on one side, opposite to the bolt rod 43, of the lower portion of the lamp holder 1, a compression spring 42 is arranged between the bolt rod 43 and the bolt seat 41, a limiting groove 412 is axially formed on the side wall of the bolt seat 41, a limiting block 431 is formed by radial protrusion on the outer wall of the bolt rod 43, the limiting block 431 is integrally triangular, the limiting block 431 is pressed into the cavity 413 through the opening end of the bolt seat 41, the limiting block 431 is matched and extends into the limiting groove 412, an integral handle 432 is arranged at the lower portion of the bolt rod 43, a hollow groove 24 is correspondingly formed in the PCB 2, a guide groove 414 (see fig. 5 and 6) is formed in the bottom of the bolt seat 41 along the sliding direction of the handle 432, the guide groove 414 is symmetrically distributed up and down, the bolt seat 41 can be outwards expanded through the guide groove 414 when the limiting block 431 is assembled, and then the limiting block 431 is conveniently clamped into the elastic memory of the bolt seat 41 itself.

When in specific use, the utility model is described with reference to the drawings for convenient understanding;

when the rotary connecting buckle is assembled, the rotary connecting buckle is installed on one side of the PCB as an integral piece, the limiting buckle I at the lower part of the rotary piece in the rotary connecting buckle stretches into the first clamping groove on the PCB to be buckled and positioned, the limiting column at the lower part of the rotary piece correspondingly stretches into the limiting hole on the PCB, and the elastic bolt is installed on the other side of the PCB, and the positioning is also performed by adopting a buckling structure; then the locating piece in the rotary connecting buckle is buckled with the limit buckle at the bottom of the lamp holder to be located, at the moment, the whole PCB can rotate by taking the locating shaft as the center, the handle at the bottom of the bolt rod is pressed towards the direction of the pressing spring, the bolt rod stretches into the cavity of the bolt seat, the PCB rotates to the position parallel to the lamp holder, the bolt rod just corresponds to the bolt hole at the lower part of the lamp holder, and after the handle is loosened, the bolt rod stretches into the bolt hole to be locked and located under the action of the elastic restoring force of the pressing spring.

When the overhaul is needed, the handle is pressed towards the direction of the pressing spring, the bolt rod can be separated from the bolt hole, and the whole PCB can rotate by taking the positioning shaft as the center, so that the overhaul is convenient.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A lamp PCB board packaging structure is characterized in that: the LED lamp comprises a lamp holder (1), a lamp shade (5) and a PCB (printed circuit board) 2 arranged in the lamp holder (1), wherein one side of the PCB (2) is rotationally connected with the lamp holder (1) through a rotating connecting buckle (3), and the other side of the PCB (2) is locked and positioned with the lamp holder (1) through an elastic bolt (4);

the rotary connecting buckles (3) are at least provided with two groups, the rotary connecting buckles (3) comprise positioning pieces (31) which are buckled with the lamp holder (1) and rotary pieces (32) which are buckled with the PCB (2), and the positioning pieces (31) are rotationally connected with the rotary pieces (32) through pin shaft structures;

the elastic bolt (4) comprises a bolt seat (41) buckled and positioned with the PCB (2), a cavity (413) is formed in the center of the bolt seat (41) and one end of the bolt seat is open, a bolt rod (43) is arranged in the cavity (413) in a sliding mode, a bolt hole (12) is formed in one side, opposite to the bolt rod (43), of the lower portion of the lamp holder (1), and a compression spring (42) is arranged between the bolt rod (43) and the bolt seat (41).

2. The lamp PCB assembly structure of claim 1, wherein: the locating piece (31) is T-shaped structure, constant head tank (311) are seted up on locating piece (31) upper portion, lamp stand (1) bottom is equipped with spacing buckle (11) of integral type, spacing buckle (11) with constant head tank (311) match block, locating hole (312) are seted up to locating piece (31) lower part, rotating piece (32) are L-shaped structure, rotating piece (32) with one side that locating piece (31) corresponds is equipped with integral type locating shaft (321), locating shaft (321) match and pass locating hole (312) form and rotate and connect, locating piece (31) bottom is equipped with spacing buckle I (323), one side that PCB board (2) corresponds is equipped with first draw-in groove (21), spacing buckle I (323) with first draw-in groove (21) match lock.

3. The lamp PCB assembly structure of claim 2, wherein: an expansion head is formed at the end part of the positioning shaft (321) and a shrinkage joint (322) is formed.

4. The lamp PCB assembly structure of claim 1, wherein: the bottom of the rotating piece (32) is also provided with a limiting column (324), a limiting hole (22) is correspondingly formed in the PCB (2), and the limiting column (324) is matched and stretches into the limiting hole (22).

5. The lamp PCB assembly structure of claim 1, wherein: limiting grooves (412) are axially formed in the side walls of the bolt seats (41), limiting blocks (431) are formed on the outer walls of the bolt rods (43) in a protruding mode, and the limiting blocks (431) extend into the limiting grooves (412) in a matching mode.

6. The lamp PCB assembly structure of claim 1, wherein: the integrated handle (432) is arranged at the lower part of the bolt rod (43), the hollow groove (24) is correspondingly formed in the PCB (2), the lower part of the handle (432) penetrates through the hollow groove (24), and the bottom of the bolt seat (41) is provided with a guide groove (414) along the sliding direction of the handle (432).