CN218645428U

CN218645428U - Connector for connecting light bars

Info

Publication number: CN218645428U
Application number: CN202222694764.8U
Authority: CN
Inventors: 冯学军; 乔胜玉
Original assignee: Zhejiang Zhiyi Wulian Technology Co ltd
Current assignee: Zhejiang Zhiyi Wulian Technology Co ltd
Priority date: 2022-10-11
Filing date: 2022-10-11
Publication date: 2023-03-17
Anticipated expiration: 2032-10-11

Abstract

The utility model discloses a connector for lamp strip is connected, including the connector main part, be provided with the PCB board in the connector main part, characteristics are provided with lower part open-ended installation cavity in the connector main part, it is provided with location installation region to cave in the installation cavity, the lateral part interval that encircles location installation region in the installation cavity is provided with a plurality of location installation buckles, location installation buckle includes support arm and the elasticity card arm that interior outer interval set up, the upper end fixed mounting of support arm is in the installation cavity, the upper portion of elasticity card arm can set up in location installation region with inside and outside springing, the lower extreme of support arm is connected through connecting portion with the lower extreme of elasticity card arm, the interior terminal surface arch of elasticity card arm is provided with spacing fixture block, the interior terminal surface of spacing fixture block is the oblique terminal surface that top-down leaned out, form a spacing sunken between the up end of spacing fixture block and the upper portion interior terminal surface of elasticity card arm. The advantage is simple structure, easily installation, and assembly efficiency is high, and manufacturing cost is also lower.

Description

Connector for connecting light bars

Technical Field

The utility model belongs to the technical field of lamps and lanterns and specifically relates to a connector for lamp strip is connected.

Background

In recent years, with the development of LED technology, light bars are widely used in the field of space lighting or decoration. The lamp strip usually comprises a plurality of LED lamp beads arranged along the length direction of the lamp strip, and light emitted by the LED lamp beads irradiates on the diffusion sheet, so that the light is uniformly diffused outwards, and the irradiation range of the lamp strip is enlarged. Since the size of the light bar product is fixed, when a large space needs to be illuminated or decorated, a plurality of light bars are generally used at the same time. At present, it is a conventional practice to combine a plurality of light bars together in an end-to-end splicing manner so as to expand the light bars in the length direction. The light bar connection mode in the prior art is mainly applied to the illumination of walls (such as skirting lines) or furniture (such as cabinets), and can not provide various connection modes, so that the light bars can only be combined into a single shape. In addition, the light bar connector in the prior art can only provide power to the light bars to enable the light bars to emit light, and each light bar cannot be independently controlled.

Based on this, chinese utility model patent of patent No. 202121650181.4 discloses a connector for connecting lamp strip, including being cylindrical main part and setting up the PCBA board on the main part is inside, be equipped with the lamp strip connection window of a plurality of different orientations on the side of main part, a tip connection spare for receiving the lamp strip, be equipped with lamp strip electricity connection interface on going up the PCBA board, when the tip connection spare of lamp strip inserts lamp strip connection window, the main part can establish mechanical connection with the tip connection spare of lamp strip, and lamp strip electricity connection interface can establish the electricity with the tip connection spare of lamp strip and be connected. The connector with the structure can be detachably and simultaneously connected with a plurality of light bars in a mechanical and electrical mode, so that the light bars can be conveniently connected together to form patterns with different shapes; in addition, the connector provides power connection and control signal connection for each light bar at the same time, so that each light bar can be independently controlled to generate different lighting effects.

In the connector with the structure, the PCB in the connector is fixed in the main body by screws, and the screw fixing mode firstly needs additional tools (such as a screwdriver and the like), and secondly, the assembly efficiency is not high, and at least a plurality of screws are needed for the installation of one PCB, so that the cost is high; thirdly, the screw thread of the screw needs to be well aligned with the screw hole during assembly, otherwise, the situation that the assembly is not good due to the sliding of the screw thread can occur, so that the main body is damaged or even scrapped, and the manufacturing cost is increased.

Disclosure of Invention

The utility model aims to solve the technical problem that a connector for lamp strip connection that simple structure, easily installation, assembly efficiency are high and manufacturing cost is lower is provided

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

a connector for light bar connection comprises a connector main body, wherein a plurality of connection windows for light bar connection in different directions are arranged on the side portion of the connector main body, a PCB is arranged in the connector main body, light bar electric connection interfaces for realizing electric connection with a light bar are arranged on the position, corresponding to each connection window, of the PCB, a mounting cavity with an opening at the lower portion is arranged in the connector main body and used for mounting the PCB, a positioning mounting area for positioning and mounting the PCB is arranged in the mounting cavity in a sunken mode, a plurality of positioning mounting buckles are arranged in the mounting cavity at intervals around the side portion of the positioning mounting area, each positioning mounting buckle comprises a supporting arm and an elastic clamping arm which are arranged at intervals inside and outside, the upper end of the supporting arm is fixedly mounted in the mounting cavity, the upper portion of the elastic clamping arm can be elastically arranged in the positioning mounting area inside and outside, the lower end of the supporting arm is connected with the lower end of the elastic clamping arm through a connecting portion, a limiting clamping block is arranged on the inner end face of the elastic clamping arm in a protruding mode, the clamping block is an inclined clamping block, and the elastic clamping block is lower than the elastic clamping end face of the elastic clamping arm at an upper end face of the limiting block, and the elastic clamping arm is lower end face of the limiting block at an inclined position from top to the limiting block; when the PCB is pressed, the side part of the PCB is contacted with the inner end surface of the limiting clamping block to provide an outward extrusion force for the elastic clamping arm, so that the upper part of the elastic clamping arm moves outwards, when the side part of the PCB enters the limiting recess, the extrusion force is removed, the elastic clamping arm resets, and the limiting clamping block is pressed on the PCB.

And the positions, corresponding to the connecting windows, in the positioning and mounting area are provided with vertically through connecting ports, and each connecting port is internally and correspondingly provided with one light bar electric connection interface. After the light bar stretches into and is installed in the connecting window, the circuit connection with the PCB board can be stably realized.

The PCB board is provided with a positioning column which is arranged in the positioning installation area in a downward protruding mode, the PCB board is provided with a positioning hole which is matched with the positioning column and runs through the PCB board from top to bottom, and the positioning column is inserted into the positioning hole. Through the cooperation of reference column and locating hole, form the location to the installation of PCB board in the installation intracavity, prevent that it from taking place the skew and leading to the unable condition emergence with the accurate ground butt joint of the link of lamp strip electric connection interface on the PCB board.

The lower end cover is detachably arranged on the mounting cavity and used for sealing the mounting cavity, and the lower end cover is screwed with the connector main body. The lower end cover covers the installation cavity so as to protect the PCB installed in the installation cavity.

The lower end face of the lower end cover is provided with a magic tape. The connector can be conveniently and repeatedly disassembled and assembled, the DIY requirement of a user is met, the structure is simple, and the cost is low.

The connector comprises a connector body and is characterized in that a central connecting seat is arranged in the center of the upper end face of the connector body in a protruding mode, a plurality of partition plates are evenly distributed on the side portion of the central connecting seat towards the edge of the connector body at intervals, one connecting port is arranged between every two adjacent partition plates, an upper end cover is detachably mounted on the central connecting seat, and the upper end cover is arranged on the partition plates to form connecting windows arranged on the side portion of the connector body.

The center connecting seat is internally provided with a vertically through mounting hole, an annular mounting wall with the inner diameter gradually reduced from top to bottom is arranged in the mounting hole, a plurality of separation grooves with lower openings are uniformly distributed on the mounting wall, the separation grooves separate the mounting wall into a plurality of elastic mounting sheets, a mounting column is arranged at the center of the upper end cover, a crown-shaped buckle is arranged at the lower end head of the mounting column, the mounting column is inserted into the mounting wall, and the crown-shaped buckle is positioned at the lower part of the mounting wall. The structure realizes quick, convenient and stable detachable installation of the upper end cover on the center positioning seat, and has simple structure. During the installation, the upper end cover is downward, makes the erection column insert in the installation wall, and coronary buckle forms the extrusion to the resilient mounting piece, makes the resilient mounting piece expand and opens, makes the coronary buckle stretch into downwards, and when no longer contacting with the resilient mounting piece, the resilient mounting piece resets, lives the position of coronary buckle by the injecion.

The center of the mounting column is provided with a center slot with an opening at the lower part. The center of the mounting column is grooved, so that the upper end cover can be conveniently detached.

Compared with the prior art, the utility model has the advantages of: the PCB board does not need extra connecting piece (like the screw) through setting up the location installation buckle lock joint installation in the installation cavity, also need not to use extra instrument, only need counterpoint withhold the installation can, simple structure, easily installation, assembly efficiency is high, and manufacturing cost is also lower.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic perspective view of the present invention with the upper cover removed;

fig. 4 is a schematic perspective view of the connector body according to the present invention;

FIG. 5 is an enlarged schematic view of the structure at A in FIG. 4;

fig. 6 is a schematic perspective view of the PCB mounted on the connector body of the present invention;

fig. 7 is a schematic cross-sectional view of the connector body of the present invention with a PCB mounted thereon;

fig. 8 is the utility model discloses install the structural schematic diagram of lamp strip.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in the figures, a connector for light bar connection comprises a connector main body 1, a plurality of connection windows 11 for light bar D1 connection in different directions are arranged on the side portion of the connector main body 1, a PCB 3 is arranged in the connector main body 1, light bar electric connection interfaces 31 for realizing electric connection with the light bars D1 are arranged at positions of the PCB 3 corresponding to each connection window 11, an installation cavity 12 with an opening at the lower portion is arranged in the connector main body 1 and used for installing the PCB 3, a positioning installation region 13 for positioning and installing the PCB 3 is arranged in the installation cavity 12 in a sunken manner, a plurality of positioning installation buckles 2 are arranged at intervals on the side portion of the installation cavity 12 surrounding the positioning installation region 13, each positioning installation buckle 2 comprises a support arm 21 and an elastic clamping arm 22 which are arranged at intervals inside and outside, the upper end of the support arm 21 is fixedly installed in the installation cavity 12, the upper portion of the elastic clamping arm 22 can be elastically arranged in the positioning installation region 13 inside and outside, the lower end of the support arm 21 is connected with the lower end of the elastic clamping arm 22 through a connection portion 23, a protruding inner end face of the elastic clamping block 24 is arranged on the inner end face of the elastic clamping arm 22, the limiting block 24, and the upper end face of the clamping arm is obliquely arranged below the limiting arm 25 at a position below the upper end face of the limiting arm 22; when the PCB 3 is pressed, the lateral portion of the PCB 3 contacts the inner end surface 241 of the position-limiting clamping block 24 to provide an outward extrusion force to the elastic clamping arm 22, so that the upper portion of the elastic clamping arm 22 moves outward, when the lateral portion of the PCB 3 enters the position-limiting recess 25, the extrusion force is removed, the elastic clamping arm 22 resets, and the position-limiting clamping block 24 is pressed on the PCB 3.

In this embodiment, a through connecting opening 131 is formed in the positioning and mounting area 13 at a position corresponding to each connecting window 11, and a light bar electrical connection interface 31 is formed in each connecting opening 131. Realize lamp strip D1 stretch into and install can realize circuit connection with PCB board 3 steadily after connecting in the window 11.

In this embodiment, the positioning posts 132 are disposed in the positioning and mounting region 13 and protrude downward, the pcb 3 is provided with positioning holes 32 which are vertically through and matched with the positioning posts 132, and the positioning posts 132 are inserted into the positioning holes 32. Through the cooperation of reference column 132 and locating hole 32, form the location to the installation of PCB board 3 in installation cavity 12, prevent that it from taking place the skew and leading to the unable condition emergence with the accurate butt joint of the link of lamp strip electrical connection interface 31 on the PCB board 3.

In this embodiment, the mounting chamber 12 is detachably provided with a lower cap 4 for sealing the mounting chamber 12, and the lower cap 4 is screwed to the connector body 1. The mounting cavity 12 is covered by the lower end cover 4 to protect the PCB 3 mounted in the mounting cavity 12.

In this embodiment, the lower end surface of the lower end cap 4 is provided with a magic tape 5. The connector can be conveniently and repeatedly disassembled and assembled, the DIY requirement of a user is met, the structure is simple, and the cost is low.

In this embodiment, a central connecting seat 6 is protruded from the center of the upper end surface of the connector body 1, a plurality of partition plates 7 are uniformly spaced from the side of the central connecting seat 6 toward the edge of the connector body 1, a connecting port 131 is formed between adjacent partition plates 7, an upper cover 8 is detachably mounted on the central connecting seat 6, and the upper cover 8 is disposed on the partition plates 7 to form a connecting window 11 disposed on the side of the connector body 1.

In this embodiment, a vertically penetrating mounting hole 61 is provided in the central connecting seat 6, an annular mounting wall 62 with an inner diameter gradually decreasing from top to bottom is provided in the mounting hole 61, a plurality of separation grooves 63 with lower openings are uniformly distributed on the mounting wall 62, the separation grooves 63 separate the mounting wall 62 into a plurality of elastic mounting pieces 64, a mounting post 81 is provided in the center of the upper end cap 8, a crown-shaped buckle 82 is provided at the lower end of the mounting post 81, the mounting post 81 is inserted into the mounting wall 62, and the crown-shaped buckle 82 is located at the lower part of the mounting wall 62. By the structure, the upper end cover 8 can be quickly, conveniently and stably detachably mounted on the center positioning seat, and the structure is simple. During installation, the upper end cover 8 is downward, so that the installation column 81 is inserted into the installation wall 62, the crown-shaped buckle 82 extrudes the elastic installation sheet 64, the elastic installation sheet 64 is expanded, the crown-shaped buckle 82 extends downward, and when the crown-shaped buckle 82 is not contacted with the elastic installation sheet 64 any more, the elastic installation sheet 64 resets, and the position of the crown-shaped buckle 82 is limited.

In this particular embodiment, the center of the mounting post 81 is provided with a lower open center slot 83. The central slot 83 of the mounting post 81 facilitates removal of the upper end cap 8.

Claims

1. A connector for connecting light bars comprises a connector main body, wherein a plurality of connecting windows which are different in orientation and used for connecting light bars are arranged on the side portion of the connector main body, a PCB is arranged in the connector main body, and light bar electric connection interfaces used for realizing electric connection with the light bars are arranged on the positions, corresponding to each connecting window, of the PCB; when the PCB is pressed, the side part of the PCB is contacted with the inner end surface of the limiting clamping block to provide an outward extrusion force for the elastic clamping arm, so that the upper part of the elastic clamping arm moves outwards, when the side part of the PCB enters the limiting recess, the extrusion force is removed, the elastic clamping arm resets, and the limiting clamping block is pressed on the PCB.

2. The connector of claim 1, wherein a through hole is formed in the positioning and mounting region at a position corresponding to each of the connection windows, and each of the connection holes has one of the light bar electrical connection interfaces.

3. The connector of claim 1, wherein the positioning mounting region has a positioning post protruding downward, the PCB has a positioning hole penetrating upward and downward, the positioning post is inserted into the positioning hole.

4. The connector of claim 1, wherein the mounting cavity is detachably provided with a lower cover for covering the mounting cavity, and the lower cover is screwed with the connector body.

5. The connector of claim 4, wherein the lower end of the lower housing has a hook and loop fastener.

6. The connector as claimed in claim 2, wherein a central protrusion of the upper end surface of the connector body is provided with a central connecting seat, a plurality of partition plates are uniformly spaced from each other on the side of the central connecting seat facing the edge of the connector body, a connecting port is formed between adjacent partition plates, an upper cover is detachably mounted on the central connecting seat, and the upper cover is disposed on the partition plates to form the connecting window formed on the side of the connector body.

7. The connector of claim 6, wherein a through mounting hole is formed in the central connecting base, an annular mounting wall with a gradually decreasing inner diameter from top to bottom is formed in the mounting hole, a plurality of separating grooves with lower openings are uniformly formed in the mounting wall, the mounting wall is separated by the separating grooves to form a plurality of elastic mounting pieces, a mounting column is arranged in the center of the upper end cover, a crown-shaped buckle is arranged at the lower end of the mounting column, the mounting column is inserted into the mounting wall, and the crown-shaped buckle is located at the lower part of the mounting wall.

8. The connector of claim 7, wherein the mounting post has a central slot with an open lower portion at the center.