CN218867587U - Power supply adapter and LED display screen - Google Patents

Abstract

The application provides a power supply adapter and an LED display screen, wherein the LED display screen comprises the power supply adapter, the power supply adapter comprises a circuit board, an input socket, an output socket, a power supply socket and a box body, and the input socket, the output socket and the power supply socket are respectively arranged on the circuit board and are electrically connected with the circuit board; the input socket is used for being connected with a power supply or electrically connected with an output socket of the power supply adapter in the previous LED display screen, the output socket is used for being electrically connected with the input socket of the power supply adapter in the next LED display screen, and the power supply socket is used for supplying power to the current LED display screen; the circuit board, the input socket, the output socket and the power supply socket are all installed in the box body, and the box body at least shields the parts of the input socket, the output socket and the power supply socket which are electrically connected with the circuit board respectively. The power supply adapter not only can prevent the input socket, the output socket and the power supply socket from being damaged by the part connected with the circuit board, but also has simple integral structure and convenient assembly.

Description

Power supply adapter and LED display screen

Technical Field

The application belongs to the technical field of power supply of LED display screens, and more particularly relates to a power adapter and an LED display screen.

Background

The LED display screen generally needs to be accessed with 220V alternating current for power supply, and in order to realize a larger screen, a plurality of LED display screens need to be connected in series and spliced in turn, and in order to realize the power supply of a plurality of LED display screens, two power sockets are generally arranged on a switch board of each LED display screen, one power socket is used for being accessed with 220V alternating current, and the other power socket is used for realizing the power transmission between adjacent LED display screens. At present, most of power sockets are exposed on an electric connecting sheet electrically connected with an adapter plate, and the exposed electric connecting sheet can cause fatal damage to human bodies. In this regard, most manufacturers have applied white glue or glass glue to the outside of the electrical connection pads to shield the electrical connection pads. However, the glue coating is generally performed manually, which not only wastes manpower, but also causes unstable quality of manual coating, and has safety problems if the glue is not coated in place or has a leak in the middle.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the application is to provide a power adapter and an LED display screen to solve the technical problem that the electric connection piece of a power socket exposes and has potential safety hazard in the LED display screen in the prior art.

In order to achieve the purpose, the technical scheme adopted by the application is as follows: the power adapter is used in electronic equipment and comprises a circuit board, an input socket, an output socket, a power supply socket and a box body, wherein the input socket, the output socket and the power supply socket are respectively arranged on the circuit board and are electrically connected with the circuit board; the input socket is used for being connected with a power supply or being electrically connected with an output socket of the power supply adapter in the previous electronic equipment, the output socket is used for being electrically connected with an input socket of the power supply adapter in the next electronic equipment, and the power supply socket is used for supplying power to the current electronic equipment;

the circuit board, the input socket, the output socket and the power supply socket are all arranged in the box body, and the box body at least shields the parts of the input socket, the output socket and the power supply socket which are respectively electrically connected with the circuit board.

In one possible design, the input socket is a PIN male socket and the output socket is a PIN female socket;

or the input socket is a Chinese character pin socket, and the output socket is a Chinese character pin socket.

In a possible design, each of the input socket and the output socket includes a base and an electrical connection sheet, and the circuit board has a jack formed thereon; the base body is abutted against the circuit board, the electric connecting sheet is installed on the base body, one end of the electric connecting sheet is in plug-in fit with the jack, and at least part of one end of the electric connecting sheet extends out of one side of the circuit board, which deviates from the base body.

In one possible design, the input socket, the output socket and the power supply socket are all arranged on the same side of the circuit board;

the input socket and the output socket are respectively arranged at two opposite ends of the circuit board, and the power supply socket is arranged between the input socket and the output socket.

In one possible design, the circuit board is detachably mounted in the cartridge body.

In one possible design, the box body includes a base and an upper cover, the circuit board is installed on the base, the upper cover is detachably connected with the base, and the upper cover is covered on one side of the circuit board, where the input socket, the output socket and the power supply socket are installed.

In one possible embodiment, the base and the upper cover are connected by a fastening element in a locking manner or by a snap connection or by an interference fit.

In one possible design, the box body corresponds the input socket the output socket reaches the top side of power supply socket all is equipped with dodges the groove, input socket the output socket reaches the top side of power supply socket with the top side parallel and level of box body.

In one possible design, a hanging lug extends from the circuit board, a through groove is formed in the position, corresponding to the hanging lug, of the box body, and the hanging lug extends from the through groove to the outside of the box body so as to be connected with a grounding module in the electronic equipment.

The application provides a power adapter's beneficial effect lies in: according to the power adapter provided by the embodiment of the application, the circuit board, the input socket, the output socket and the power supply socket are integrated on the circuit board, and the positions of the input socket, the output socket and the power supply socket which are electrically connected with the circuit board are shielded and covered by the box body, so that the electric connection pieces of the input socket, the output socket and the power supply socket can be prevented from damaging a human body; meanwhile, the circuit board, the input socket, the output socket and the power supply socket are integrated on the box body to form the power supply adapter, so that the power supply adapter not only can realize power supply transmission between adjacent electronic equipment, but also can realize power supply for the electronic equipment, and thus, the sequential power supply among a plurality of electronic equipment connected in series can be realized by arranging one power supply adapter on each electronic equipment; in addition, the power adapter is simple in overall structure and convenient to assemble, and when the power adapter is applied to electronic equipment, the assembly process of the electronic equipment can be simpler.

On the other hand, the application also provides an LED display screen, which comprises the power adapter.

The application provides an LED display screen's beneficial effect lies in: the LED display screen that this application embodiment provided, through the setting of above-mentioned power adapter for the power supply scheme of this LED display screen is simpler, and whole power supply line overall arrangement is simple clean and tidy.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a schematic perspective view of a power adapter provided in an embodiment of the present application;

fig. 2 is an exploded schematic view of a power adapter provided in an embodiment of the present application;

FIG. 3 is a schematic diagram of the circuit board, the input socket, the output socket and the power supply socket shown in FIG. 2;

fig. 4 is a schematic structural diagram of the cartridge body in fig. 2.

Wherein, in the figures, the respective reference numerals:

100. a case body; 110. a base; 120. an upper cover; 121. an avoidance groove; 130. an opening; 140. a through groove; 200. a circuit board; 210. hanging a lug; 300. an input socket; 310. a base body; 311. an interface; 312. extending; 320. an electrically connecting sheet; 321. a first connection section; 322. a second connection section; 400. an output socket; 500. a power supply socket; 510. a mounting base; 520. a copper sheet; 600. a fastener.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of and not restrictive on the broad application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 to fig. 3, a power adapter provided in an embodiment of the present application will now be described. The power adapter is used in the LED display screen, is used for connecting a 220V power supply into the LED display screen, and is used for realizing power transmission between adjacent LED display screens. It is understood that, in other embodiments of the present application, the power adapter may also be applied to other electronic devices and used for supplying power between a plurality of electronic devices connected in series, where the electronic devices may be solar panels or lighting lamps, etc., which are not limited herein.

The power adapter comprises a circuit board 200, an input socket 300, an output socket 400, a power supply socket 500 and a box body 100, wherein the input socket 300, the output socket 400 and the power supply socket 500 are respectively arranged on the circuit board 200 and are electrically connected with the circuit board 200, the input socket 300, the output socket 400 and the power supply socket 500 are all arranged in the box body 100, and the box body 100 at least shields the parts of the input socket 300, the output socket 400 and the power supply socket 500 which are respectively electrically connected with the circuit board 200.

The input socket 300 is used for accessing a 220V power supply, or the input socket 300 is used for being connected with an output socket 400 of a power adapter in the previous LED display screen; the output socket 400 is used for connecting with the input socket 300 of the power adapter in the next LED display screen; the power supply socket 500 is used for being electrically connected with the current LED display screen to supply power to the current LED display screen. The circuit board 200 is used to implement power transmission among the input socket 300, the output socket 400 and the power supply socket 500.

In addition, the box body 100 can cover and shield the positions where the input socket 300, the output socket 400 and the power supply socket 500 are electrically connected with the circuit board 200, specifically, the box body 100 can shield the electrical connection sheets 320 of the input socket 300, the output socket 400 and the power supply socket 500, so as to prevent the electrical connection sheets 320 from damaging the human body; of course, the box body 100 may shield the input socket 300, the output socket 400, and the power supply socket 500 except the electrical connection sheet 320 to protect the input socket 300, the output socket 400, and the power supply socket 500.

In the power adapter in this embodiment, the circuit board 200, the input socket 300, the output socket 400 and the power supply socket 500 are all integrated on the circuit board 200, and the box body 100 covers the positions where the input socket 300, the output socket 400 and the power supply socket 500 are electrically connected with the circuit board 200 respectively, so that the electric connection sheets 320 of the input socket 300, the output socket 400 and the power supply socket 500 can be prevented from damaging human bodies; meanwhile, the circuit board 200, the input socket 300, the output socket 400 and the power supply socket 500 are all integrated on the box body 100 to form a power adapter, so that the power adapter not only can realize power transmission between adjacent electronic equipment, but also can realize power supply for the electronic equipment, and thus, the power supply among a plurality of electronic equipment connected in series can be sequentially supplied by arranging one power adapter on each electronic equipment; in addition, the power adapter is simple in integral structure and convenient to assemble, and when the power adapter is applied to electronic equipment, the assembling process of the electronic equipment can be simpler.

In one embodiment, referring to fig. 2 and 3, the input socket 300 is a delta-shaped male socket, and the output socket 400 is a delta-shaped female socket, that is, the input socket 300 and the output socket 400 are mutually male and female sockets, so as to realize the electrical connection between the input socket 300 and the output socket 400 of the adjacent power adapter. It is understood that in other embodiments of the present application, the input socket 300 may be a delta-type female socket, and the output socket 400 may be a delta-type male socket.

In addition, the input socket 300 and the output socket 400 are both delta-shaped sockets, and are both sockets manufactured according to the delta-shaped specification of 3C, UL and CE certification, and all the sockets meet the 3C, UL and CE certification without additional certification.

In one embodiment, referring to fig. 3, the input socket 300 and the output socket 400 have similar structural designs, the input socket 300 and the output socket 400 both include a base 310 and an electrical connection sheet 320, and the circuit board 200 has a receptacle formed thereon. The base body 310 abuts against the circuit board 200, the electrical connection sheet 320 is mounted on the base body 310, one end of the electrical connection sheet 320 is in plug-in fit with the insertion hole, and one end of the electrical connection sheet 320 at least partially extends out of one side of the circuit board 200 departing from the base body 310.

Specifically, the electrical connection pad 320 is inserted into and mated with the circuit board 200, and the electrical connection pad 320 is electrically connected to the circuit board 200. The socket 311 is formed on the base 310, the electrical connection sheet 320 includes a first connection section 321 and a second connection section 322 perpendicular to each other, the first connection section 321 is vertically plugged and matched with the circuit board 200, the first connection section 321 is inserted into the jack from one side of the circuit board 200 and extends to the other side of the circuit board 200, the second connection section 322 penetrates through the base 310, and one end of the second connection section 322 departing from the first connection section 321 is disposed in the socket 311 to be electrically connected with other sockets. Wherein, according to the specification of the Chinese character 'pin', the length of the first connection section 321 is consistent, when one end of the first connection section 321 departing from the second connection section 322 is inserted into the circuit board 200 and extends out of one side of the circuit board 200 departing from the base body 310, the length of the first connection section 321 on one side of the circuit board 200 can be smaller than the length of the first connection section 321, thereby reducing the occupied space of the electric connection sheet 320 on one side of the circuit board 200, at this moment, the base body 310 is designed in an adaptive manner, so that the bottom side of the base body 310 is just abutted against one side of the circuit board 200, thereby reducing the occupied space of the whole input socket 300 and the output socket 400 on one side of the circuit board 200, further reducing the thickness of the whole power adapter, and simultaneously reducing the thickness of electronic equipment such as an LED display screen using the power adapter.

In one embodiment, referring to fig. 3, the input socket 300, the output socket 400 and the power supply socket 500 are disposed on the same side of the circuit board 200, so that the overall thickness of the power adapter can be reduced.

Referring to fig. 3, the input socket 300 and the output socket 400 are respectively disposed at two opposite ends of the circuit board 200, and the power supply socket 500 is disposed between the input socket 300 and the output socket 400. For example, referring to fig. 3, the input socket 300 and the output socket 400 are respectively disposed at the left and right ends of the circuit board 200, the socket 311 is respectively disposed toward the left and right sides of the circuit board 200, the power supply socket 500 is disposed toward the front side of the circuit board 200, and the power supply socket 500 is disposed near the input socket 300. When the power supply socket 500 of the power adapter is assembled, the power supply socket 500 of the power adapter can be inserted into the LED display screen, the input socket 300 and the output socket 400 are located on the same line, and therefore the power line between the adjacent LED display screens can be in a straight line state, the power line does not need to be bent and wound, and the surface of the power line is neat and attractive.

In one embodiment, the circuit board 200 is detachably mounted in the box body 100, and the input socket 300, the output socket 400 and the power supply socket 500 are all integrated on the circuit board 200, so that the input socket 300, the output socket 400 and the power supply plug are all detachably mounted in the box body 100, and the input socket 300 and the output socket 400 are all designed as mounting standard delta-shaped sockets, that is, the input socket 300 and the output socket 400 both conform to 3C, UL and CE certification, so that the detachable power adapter also conforms to 3C, UL and CE certification as a whole, no additional certification operation is required, and the certification time and the certification cost are reduced; in addition, the power adapter is of a detachable structure, so that the input socket 300, the output socket 400 and the power supply socket 500 can be maintained and replaced, and the service life of the whole power adapter is prolonged.

In one embodiment, referring to fig. 1, 2 and 4, the box 100 includes a base 110 and an upper cover 120, the circuit board 200 is mounted on the base 110, the upper cover 120 is detachably connected to the base 110, and the upper cover 120 covers the side of the circuit board 200 where the input socket 300, the output socket 400 and the power supply socket 500 are mounted. In this embodiment, the base 110 and the upper cover 120 jointly implement the detachable mounting of the circuit board 200, and the input socket 300, the output socket 400 and the power supply socket 500 are shielded and protected by the upper cover 120, and when the circuit board 200 and the input socket 300, the output socket 400 and the power supply socket 500 thereon need to be repaired and replaced, the upper cover 120 only needs to be detached from the base 110. It is understood that, in other embodiments of the present application, the case 100 may not be in a form of combining the base 110 and the upper cover 120, for example, a receiving cavity may be formed in the base 110, and the circuit board 200 may be detachably mounted in the case 100 by means of a snap or a plug, and the design of the upper cover 120 may be omitted, which is not limited herein.

In one embodiment, referring to fig. 1 and fig. 2, the upper cover 120 and the base 110 are detachably connected by fastening the fastening member 600, wherein the fastening member 600 may be a screw, a screw or a bolt, and the fastening member 600 only needs to be loosened or fastened when the upper cover and the base are disassembled. It is understood that, in other embodiments of the present application, the base 110 and the upper cover 120 may be detachably connected by a snap connection, or the base 110 and the upper cover 120 may be detachably connected by an interference plug-in fit, which is not limited herein.

In one embodiment, referring to fig. 4, the top sides of the box body 100 corresponding to the input socket 300, the output socket 400 and the power supply socket 500 are provided with the avoidance slots 121, and the top sides of the input socket 300, the output socket 400 and the power supply socket 500 are flush with the top side of the box body 100. Specifically, dodge the pedestal 310 setting that groove 121 corresponds input socket 300 and output socket 400, the top side of pedestal 310 can run through and dodge groove 121 setting to can reduce box body 100 and input socket 300 and output socket 400's whole thickness, can also shelter from the protection through box body 100 to electric connection piece 320 simultaneously, prevent that electric connection piece 320 from finding out the injury to the human body.

When the box 100 includes the base 110 and the upper cover 120, the avoiding groove 121 is disposed on the upper cover 120, the electrical connection sheet 320 is shielded by the upper cover 120, and the avoiding groove 121 of the upper cover 120 is disposed through the top side of the base body 310, so as to reduce the thickness of the whole power adapter.

Referring to fig. 1, a ring of extensions 312 extends from one end of the base 310 of the input socket 300 and the output socket 400 corresponding to the plug-in port 311, the extensions 312 stop at the outside of the box body 100, and the extensions 312 can form a limit for the input socket 300 and the output socket 400 and can also guide the external socket to be inserted into the plug-in port 311.

In addition, referring to fig. 4, the box 100 is provided with openings 130 at positions corresponding to the input socket 300, the output socket 400 and the power supply socket 500, and the input socket 300, the output socket 400 and the power supply socket 500 can be electrically connected to other sockets through the openings 130. Specifically, the opening 130 is formed at the connection position of the base 110 and the upper cover 120, that is, the opening 130 is formed by the base 110 and the upper cover 120.

In one embodiment, referring to fig. 1 and 3, a hanging lug 210 extends from the circuit board 200, a through slot 140 is formed in the case 100 at a position corresponding to the hanging lug 210, and the hanging lug 210 extends from the through slot 140 to the outside of the case 100 to connect with a grounding module in the electronic device. Specifically, referring to fig. 3, the input socket 300 and the output socket 400 are distributed along the length direction of the circuit board 200, the two hanging lugs 210 extend horizontally outward from two opposite sides of the circuit board 200 along the width direction, the two hanging lugs 210 extend to the outside of the box body 100, when the power adapter is installed on an electronic device, the power supply socket 500 can be connected to a socket on a motherboard of the electronic device, and then the two hanging lugs 210 are connected to a grounding module on the motherboard, so as to implement the installation of the power adapter.

Referring to fig. 3, the power supply socket 500 includes a mounting seat 510 and copper sheets 520, the power supply socket 500 may be a delta-shaped socket, the power supply socket 500 may also be other electrical connectors that are thinner and can form an electrical connection with a power module on a motherboard of an electronic device, for example, one end of each of the three copper sheets 520 is welded to the circuit board 200, and the other end of each of the three copper sheets 520 is welded to the motherboard of the electronic device, or three slots are formed on the mounting seat 510, and the other ends of the three copper sheets 520 are respectively disposed in the three slots and are connected to a socket on the motherboard of the electronic device through the three slots, which is not limited herein.

On the other hand, the application also provides an LED display screen, which comprises the power supply adapter plate. The LED display screen comprises a box body, a plurality of power boxes and a plurality of LED display modules, wherein the LED display modules and the power boxes are arranged on the box body, and each power box is provided with a power adapter on a mainboard and used for realizing power input of the power box and power transmission between adjacent power boxes.

In other embodiments of the present application, the LED display screen may further include at least two LED display modules, a splice plate, a power board, a patch board, and a rear cover, wherein the LED display modules are sequentially spliced together by the splice plate, the power board and the patch board are respectively installed on the splice plate, the rear cover is covered on the back surface of each LED display module and covers the power board and the patch board, and each power board is provided with a power adapter.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims (10)

1. A power adapter is used in electronic equipment and is characterized in that the power adapter comprises a circuit board, an input socket, an output socket, a power supply socket and a box body, wherein the input socket, the output socket and the power supply socket are respectively arranged on the circuit board and are electrically connected with the circuit board; the input socket is used for being connected with a power supply or being electrically connected with an output socket of the power supply adapter in the previous electronic equipment, the output socket is used for being electrically connected with an input socket of the power supply adapter in the next electronic equipment, and the power supply socket is used for supplying power to the current electronic equipment;

the circuit board, the input socket, the output socket and the power supply socket are all arranged in the box body, and the box body at least shields the parts of the input socket, the output socket and the power supply socket which are electrically connected with the circuit board respectively.

2. The power adapter of claim 1 wherein said input socket is a PIN male socket and said output socket is a PIN female socket;

or the input socket is a pin-shaped female socket, and the output socket is a pin-shaped male socket.

3. The power adapter as claimed in claim 1, wherein the input socket and the output socket each comprise a socket body and an electrical connection sheet, and the circuit board is formed with a jack; the base body is abutted against the circuit board, the electric connecting sheet is installed on the base body, one end of the electric connecting sheet is in insertion fit with the jack, and at least part of one end of the electric connecting sheet extends out of one side of the circuit board, which is far away from the base body.

4. The power adapter as claimed in claim 1, wherein said input socket, said output socket and said power supply socket are all disposed on the same side of said circuit board;

the input socket and the output socket are respectively arranged at two opposite ends of the circuit board, and the power supply socket is arranged between the input socket and the output socket.

5. The power adapter of any of claims 1-4, wherein said circuit board is removably mounted in said case.

6. The power adapter of claim 5 wherein said housing includes a base and a top cover, said circuit board being mounted on said base, said top cover being removably attached to said base, said top cover being disposed on a side of said circuit board on which said input socket, said output socket and said power supply socket are mounted.

7. The power adapter of claim 6, wherein said base is lockingly connected to said cover by fasteners or by a snap-fit connection or by an interference fit.

8. The power adapter as claimed in any one of claims 1 to 4, wherein the top sides of the box body corresponding to the input socket, the output socket and the power supply socket are provided with avoidance slots, and the top sides of the input socket, the output socket and the power supply socket are flush with the top side of the box body.

9. The power adapter as claimed in any one of claims 1 to 4, wherein a hanging lug extends from the circuit board, a through slot is formed in the box body at a position corresponding to the hanging lug, and the hanging lug extends from the through slot to the outside of the box body to connect with a grounding module in the electronic device.

10. An LED display screen comprising a power adapter as claimed in any one of claims 1 to 9.

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