CN110056845A - A kind of Surface Mount electricity getting device - Google Patents

Abstract

The invention discloses a kind of Surface Mount electricity getting devices, and the present invention relates to power supply technique fields, comprising: power supply board, equipped with the conductive bar extended along power supply board length direction；Power supply case, with power supply board magnetic connection；Conductive contact blade is arranged in power supply case, and the power supply case is electrically connected with conductive contact blade when power supply board magnetic connection with conductive bar；Surface Mount electricity getting device of the invention may be mounted at any shelf or other spaces, have many advantages, such as length may customize, occupy little space, can application scenarios be wide, stability is good, easy for installation.

Description

A surface-mounted power take-off device

technical field

The invention relates to the technical field of power supply, in particular to a surface-mounted power taking device.

Background technique

Cabinet lights are usually set on shelves used to place items in supermarkets, shopping malls and other places to better display product details, so that consumers can understand products more intuitively and create a good consumption atmosphere.

In the prior art, the power supply on the shelf is mainly arranged on the back of the shelf, and supplies power to the cabinet lights through interconnecting wires. With this power supply method, it is often necessary to set perforations on the shelf or to wind the wires from the back of the shelf to the front of the shelf, resulting in inconvenient installation and difficult maintenance; when multiple cabinet lights are installed in the shelf, it will cause more The wires are messy and staggered, occupying a lot of space, and also affecting the overall appearance of the shelf and the effect of product display.

SUMMARY OF THE INVENTION

In view of this, the present invention provides a surface-mounted power take-off device to solve the above-mentioned technical problems.

A surface-mounted power taking device, comprising:

The power supply board is provided with conductive strips extending along the length direction of the power supply board;

The power supply box is magnetically connected to the power supply board;

The conductive contact piece is arranged in the power supply box, and the conductive contact piece is electrically connected with the conductive strip when the power supply box is magnetically connected with the power supply plate.

Magnetic connection means that two parts are fixedly connected by the adsorption force of magnets, at least one part is a magnet, and the other part can be a ferromagnetic material or a magnet, so as to complete the magnetic connection. Preferably, the power supply plate is provided with a magnetic strip extending along the length direction thereof, and the power supply box is provided with a magnetic piece magnetically connected to the magnetic strip.

In order to reduce the volume of the device, preferably, the conductive strip is a conductive layer covering the connecting surface of the magnetic strip.

In order to ensure the reliability of the connection, preferably, the conductive contact piece includes a contact surface for electrical connection, and the magnetic member is provided on the back of the contact surface to press the contact surface to the surface of the conductive strip.

The power supply device includes positive and negative electrodes. Therefore, preferably, the power supply plate is provided with at least two guide rails extending along its length direction, the magnetic strips are provided in the guide rails, and the power supply box is provided with guide rails that cooperate with the guide rails. piece.

A plurality of power supply boxes can be provided, which are respectively installed with the guide rails. Preferably, the power supply box is provided with at least one, the guide blocks are provided with the same number corresponding to the guide rails, and each guide block is provided with a contact surface of a conductive contact piece.

In order to simplify the structure and facilitate use, it is further preferred that there is one power supply box, and all guide blocks are arranged on the power supply box.

In order to facilitate manufacture and installation, preferably, the power supply box includes:

The base, the outer surface is provided with the guide block, the guide block is provided with a through hole, the contact surface of the conductive contact piece is arranged on the outer side of the through hole, the magnetic piece is arranged in the through hole, the One end of the contact surface passes through the through hole to the inner surface of the base and is electrically connected with the wire of the power outlet;

The end cover is fastened with the base.

In order to facilitate manufacture and installation, preferably, the other end of the contact surface passes through the through hole to the inner surface of the base, and is provided with a bent portion that leans against the edge of the through hole.

In order to improve the reliability of the connection, preferably, the power supply board is further provided with a first clamping piece extending along its length direction, and the power supply box is provided with a second clamping piece with the first clamping piece.

Technical effect of the present invention:

The surface-mounted power take-off device of the present invention can be installed in any shelf or other space, and has the advantages of customizable length, small occupied space, wide application scenarios, good stability, and convenient installation.

Description of drawings

Embodiments of the present invention are described below in conjunction with the accompanying drawings, wherein:

FIG. 1 is a schematic structural diagram of a surface-mounted power take-off device (separation of a power supply board and a power supply box) according to an embodiment of the present invention.

FIG. 2 is a schematic structural diagram of the interior of a power supply box according to an embodiment of the present invention.

FIG. 3 is an exploded schematic diagram of a power supply box according to an embodiment of the present invention.

FIG. 4 is a schematic cross-sectional view of the surface-mounted power taking device (the power supply box is installed on the power supply board) in the middle of the conductive contact piece according to an embodiment of the present invention.

Detailed ways

Specific embodiments of the present invention will be further described in detail below based on the accompanying drawings. It should be understood that the descriptions of the embodiments of the present invention herein are not intended to limit the protection scope of the present invention.

As shown in FIGS. 1 to 4 , the surface-mounted power taking device of this embodiment includes: a power supply board 100 (part of the length is omitted), a power supply box 200 and a conductive contact piece 300 , and the conductive contact piece 300 is arranged in the power supply box 200 .

The power supply board 100 is provided with a conductive strip 101 extending along the length of the power supply board 100 . The power supply box 200 is magnetically connected to the power supply board 100 .

The ferromagnetic materials or magnets on the power supply board 100 may be arranged in a multi-point dispersed arrangement, or may be arranged continuously.

Magnetic connection means that two parts are fixedly connected by the adsorption force of magnets, at least one part is a magnet, and the other part can be a ferromagnetic material or a magnet, so as to complete the magnetic connection. Therefore, the manner in which the power supply box 200 is magnetically connected to the power supply board 100 may be that the power supply box 200 is provided with a magnet, and the power supply board 100 is provided with a ferromagnetic material or a magnet, and vice versa.

In this embodiment, the power supply board 100 is provided with a magnetic strip 102 extending along its length direction, and the power supply box 200 is provided with a magnetic member 201 which is magnetically connected to the magnetic strip 102 . The magnetic strip 102 is relatively long and is made of ferromagnetic material, so the manufacturing cost is low, and the magnetic part 201 is relatively small and uses a magnet.

The conductive strips 101 and the magnetic strips 102 can be arranged separately, for example, arranged side by side and in parallel. In order to reduce the volume of the device, in this embodiment, the conductive strips 101 are conductive layers covering the connecting surfaces of the magnetic strips 102 . The conductive layer may be plated with copper or coated with a conductive material, and the conductive bar 101 may be made of an alloy containing iron or other ferromagnetic materials.

The electrical connection of the conductive contact piece 300 may be point contact or surface contact. In order to ensure the reliability of the connection, in this embodiment, the conductive contact piece 300 includes a contact surface 301 for electrical connection, and the back of the contact surface 301 is provided with magnetic 201 to press the contact surface 301 to the surface of the conductive strip 101 .

The power supply device includes positive and negative electrodes. Therefore, the power supply board 100 is provided with at least two guide rails 103 extending along its length direction. The two guide rails 103 are respectively provided with magnetic strips 102 , and the conductive strips 101 carried by the magnetic strips 102 and end caps The positive and negative leads in the 500 are connected. The power supply box 200 is provided with a guide block 202 matched with the guide rail 103 . Therefore, the power supply box 200 can move along the guide rail 103 .

There can be multiple power supply boxes, which are respectively installed on the guide rails 103. At least one power supply box 200 is provided. The guide blocks 202 are provided with the same number of guide rails 103. Each guide block 202 is provided with a contact surface 301 of the conductive contact piece 300.

In order to simplify the structure and facilitate use, in this embodiment, one power supply box 200 is provided, and two guide blocks 202 are provided on the power supply box 200 .

The power supply box 200 includes a base 203 and an end cover 205 fastened to the base 203 . Two guide blocks 202 are provided on the outer surface of the base 203 , each guide block 202 is provided with a through hole 204 , the contact surface 301 of the conductive contact 300 is disposed outside the through hole 204 , and the magnetic member 201 is disposed in the through hole 204 , One end 303 of the contact surface 301 passes through the through hole 204 to the inner surface of the base 203 and is electrically connected to the wire of the power outlet 400; in order to facilitate fixing the magnetic component 201, the other end of the contact surface 301 passes through the through hole 204 to the inner surface of the base 203 and There is a bent portion 302 which is leaned against or fixed on the edge of the through hole 204 .

In order to further improve the magnetic connection, each guide block 202 is provided with at least two magnetic pieces 201 spaced along the length direction of the guide rail 103. In this embodiment, there are two magnetic pieces 201, one is mounted on the inner side of the contact surface 301, The other is fixed in another through hole 207 of the guide block 202 . The magnetic part 201 is a cylinder, which is easy to purchase.

In order to prevent the power supply box 200 from being separated from the power supply board 100 and improve the reliability of the connection, the power supply board 100 is further provided with a first clip 103 extending along its length direction, and the power supply box 200 is provided with a second clip 103 that is connected to the first clip 103 . Clip 206 . The first clips 103 are clips disposed on both sides of the extension direction of the power supply board 100 , and the second clips 206 are clips disposed on both sides of the outer surface of the base 203 .

An anti-reverse structure is also provided between the power supply board 100 and the power supply box 200. In this embodiment, the base 203 is provided with anti-reverse bumps 2031, and the power supply board 100 is provided with an anti-reverse structure extending along its length direction and matching with the bumps 2031. Anti-reflection groove 104 . The anti-reflection groove 104 is arranged in the middle of the two guide rails 103 to make the device more compact.

This embodiment is generally applied to shelves, and the back of the power supply board 100 is fixedly connected to the shelf. The fixed connection can be magnetically connected, or fixed by fasteners such as clips and screws. In this embodiment, the back of the power supply board 100 is provided with a magnet for installation The slot is also equipped with a magnet, and the front of the power supply board 100 cooperates with the power supply box 200 to realize power supply.

This embodiment is small in size, can be attached to a space of 30 mm wide and 3 mm high, and can be installed in any shelf or other space. It has the characteristics of customizable length, small footprint, convenient installation, and wide application scenarios.

The above are only preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention. Any modifications, equivalent replacements or improvements within the spirit of the present invention are all included within the scope of the claims of the present invention.

Claims (10)

1. A surface-mounted power taking device, characterized in that, comprising: a power supply board (100), provided with a conductive strip (101) extending along the length direction of the power supply board (100); The power supply box (200) is magnetically connected with the power supply board (100); The conductive contact piece (300) is arranged in the power supply box (200), and the conductive contact piece (300) is electrically connected with the conductive strip (300) when the power supply box (200) is magnetically connected with the power supply plate (100). 2 . The surface-mounted power take-off device according to claim 1 , wherein the power supply plate ( 100 ) is provided with a magnetic strip ( 102 ) extending along its length direction, and the power supply box ( 200 ) is provided with a The magnetic strip (102) is magnetically connected to a magnetic piece (201). 3. The surface-mounted power take-off device according to claim 2, wherein the conductive strip (101) is a conductive layer covering the connection surface of the magnetic strip (102). 4 . The surface-mounted power take-off device according to claim 3 , wherein the conductive contact piece ( 300 ) comprises a contact surface ( 301 ) for electrical connection, and the back surface of the contact surface ( 301 ) is provided with a The magnetic piece (201) is used to press the contact surface (301) to the surface of the conductive strip (101). 5. The surface-mounted power take-off device according to any one of claims 1 to 4, wherein the power supply board (100) is provided with at least two guide rails (103) extending along its length direction, and the guide rails (100) 103) The magnetic strip (102) is provided inside, and the power supply box (200) is provided with a guide block (202) matched with the guide rail (103). 6 . The surface-mounted power taking device according to claim 5 , wherein the power supply box ( 200 ) is provided with at least one, and the guide blocks ( 202 ) are provided with the same number corresponding to the guide rails ( 103 ). The guide block (202) is provided with a contact surface (301) of the conductive contact piece (300). 7 . The surface-mounted power take-off device according to claim 6 , wherein one power supply box ( 200 ) is provided, and all guide blocks ( 202 ) are arranged on the power supply box ( 200 ). 8 . 8. The surface-mounted power taking device according to claim 6 or 7, wherein the power supply box (200) comprises: The base (203) is provided with the guide block (202) on the outer surface, the guide block (202) is provided with a through hole (204), and the contact surface (301) of the conductive contact piece (300) is disposed on the through hole (204). The outer side of the hole (204), the magnetic member (201) is arranged in the through hole (204), and one end of the contact surface (301) passes through the through hole (204) to the inner surface of the base (203). Electrical connection of wires of electrical sockets; The end cover (205) is fastened with the base (203). 9 . The surface-mounted power take-off device according to claim 8 , wherein the other end of the contact surface ( 301 ) passes through the through hole ( 204 ) to the inner surface of the base ( 203 ), and is provided with a place to lean against the through hole ( 203 ). 10 . The bent portion (302) of the edge of the hole (204). 10. The surface-mounted power take-off device according to any one of claims 1 to 4, wherein the power supply board (100) is further provided with a first clip (103) extending along its length direction, The power supply box (200) is provided with a second clamping part (206) with the first clamping part (103).