External and built-in power supply device

Abstract

The utility model discloses an external built-in power supply device, which comprises a main shell and at least one external protective shell, a circuit board is arranged in the main shell, at least one end of the circuit board is provided with an electrical bayonet socket, and at least one end of the main shell is provided with an opening to expose the corresponding electrical bayonet socket; and the external protective shell is detachably connected with the end part of the main shell so as to shield part of the opening. When needing to be arranged inside the lamp, the external protective shell is only needed to be detached, and when needing to be arranged outside the lamp, the external protective shell is only needed to be installed on the main shell and shield part of the opening, so that the electrical bayonet socket is exposed to the outside through the smaller opening, and the situation that a hand touches the electrical bayonet socket through the opening is avoided; the power supply device can be arranged inside or outside, and safety and reliability are guaranteed while the power supply device is arranged outside.

Description

Technical Field

[0001] The utility model relates to the technical field of power supply devices, in particular to an external built-in power supply device. Background Art

[0002] There are two types of power supply devices for driving LED lighting: external and internal. The two ends of the internal power supply device generally do not have protective shells, and the live parts can be touched by hands, so they need to be installed inside the lamp; the external power supply device is generally placed outside the lamp, and a protective shell needs to be installed on the live parts. The existing power supply device can generally only be used for one of the internal and external purposes, and it is difficult to take into account both external and internal purposes at the same time. Utility Model Content

[0003] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art, and to provide an external and internal power supply device that can be both external and internal.

[0004] According to an external built-in power supply device of an embodiment of the utility model, it includes a main shell and at least one external protective shell, the main shell is provided with a circuit board, at least one end of the circuit board is provided with an electrical socket, at least one end of the main shell is provided with an opening to expose the corresponding electrical socket; the external protective shell is detachably connected to the end of the main shell to cover part of the opening.

[0005] According to some embodiments of the utility model, a built-in protective shell is further included, a first notch is opened on the front side of the built-in protective shell, the built-in protective shell is connected to the main shell through the opening, and the electrical socket is exposed to the outside through the first notch.

[0006] According to some embodiments of the present invention, a second notch is provided on the external protective shell, the internal protective shell is exposed to the outside through the second notch, and the external protective shell partially covers the first notch.

[0007] According to some embodiments of the present invention, a plurality of first latching teeth are disposed on the inner wall of the external protective shell, and a plurality of second latching teeth corresponding to and engaging with the first latching teeth are disposed on the outer wall of the internal protective shell.

[0008] According to some embodiments of the utility model, a card slot is provided on the side of the main shell, and the card slot passes through the top of the main object, and the external protective shell is carded onto the main shell from top to bottom along the card slot.

[0009] According to some embodiments of the present utility model, the main housing includes an upper housing and a bottom plate, the circuit board is arranged on the bottom plate, and the upper housing is snap-connected with the bottom plate.

[0010] According to some embodiments of the present utility model, a plurality of first bosses are provided on the side wall of the bottom plate, and a first card interface corresponding to and engaged with the first bosses is provided on the inner side wall of the upper shell.

[0011] According to some embodiments of the present invention, a second card interface is provided on the end side wall of the upper shell, and a second boss corresponding to the second card interface is provided on the external protective shell.

[0012] The external built-in power supply device according to the embodiment of the utility model has at least the following beneficial effects: when it needs to be set inside the lamp, it is only necessary to remove the external protective shell; when it needs to be set outside the lamp, it is only necessary to install the external protective shell on the main shell and cover part of the opening, so that the electrical socket is exposed to the outside through the smaller opening, avoiding human hands from touching the electrical socket through the opening, so that the power supply device can be both built-in and external, and safety and reliability can be guaranteed when it is external.

[0013] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The specific implementation of the utility model is further described below in conjunction with the accompanying drawings;

[0015] Figure 1 It is a structural diagram of an external built-in power supply device;

[0016] Figure 2 This is an exploded view of an external built-in power supply device;

[0017] Figure 3 This is the second exploded view of the external built-in power supply device. DETAILED DESCRIPTION

[0018] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0019] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0020] In the description of the present utility model, "several" means one or more, "more" means more than two, "greater than", "less than", "exceed" etc. are understood to exclude the number itself, and "above", "below", "within" etc. are understood to include the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0021] Reference Figures 1 to 3 The utility model discloses an external built-in power supply device, comprising a main housing 10 and at least one external protective shell 20. A circuit board 40 is arranged in the main housing 10, and an electrical socket 50 is arranged at at least one end of the circuit board 40. An opening 11 is provided at at least one end of the main housing 10 to expose the corresponding electrical socket 50. The external protective shell 20 is detachably connected to the end of the main housing 10 to cover part of the opening 11. When it is necessary to set it inside the lamp, it is only necessary to remove the external protective shell 20. When it is necessary to set it outside the lamp, it is only necessary to install the external protective shell 20 on the main housing 10 and cover part of the opening 11, so that the electrical socket 50 is exposed to the outside through the smaller opening 11, so as to prevent the hand from touching the electrical socket 50 through the opening 11, so that the power supply device can be both built-in and external, and the safety and reliability can be ensured when it is external.

[0022] Furthermore, it also includes a built-in protective shell 30, a first notch 31 is opened on the front of the built-in protective shell 30, the built-in protective shell 30 is connected to the main shell 10 through the opening 11, and the electrical socket 50 is exposed to the outside through the first notch 31, so that when the power supply device is built-in, the built-in protective shell 30 prevents the electrical socket 50 from being exposed too much to the outside, thereby improving safety and reliability.

[0023] like Figure 2 and 3 A second notch 22 is provided on the external protective shell 20, and the internal protective shell 30 is exposed to the outside through the second notch 22, and the external protective shell 20 blocks part of the first notch 31, reducing the area of ​​the first notch 31, so that the electrical socket 50 is exposed to the outside through the smaller first notch 31, preventing people from touching the electrical socket 50 through the first notch 31, so that the power supply device can be both built-in and external, and the safety and reliability are further guaranteed when it is external.

[0024] Furthermore, a plurality of first latch teeth 21 are provided on the inner wall of the external protective shell 20, and a plurality of second latch teeth 32 corresponding to the first latch teeth 21 are provided on the outer wall of the internal protective shell 30, so that the connection between the external protective shell 20 and the internal protective shell 30 is more stable.

[0025] Furthermore, a card slot 12 is provided on the side of the main shell 10, and the card slot 12 passes through the top of the main body. The external protective shell 20 is connected to the main shell 10 from top to bottom along the card slot 12, so as to facilitate the detachable connection between the external protective shell 20 and the main shell 10.

[0026] like Figure 3 The main housing 10 includes an upper housing 13 and a bottom plate 14, a circuit board 40 is disposed on the bottom plate 14, and the upper housing 13 is snap-fitted with the bottom plate 14. A plurality of first bosses 141 are disposed on the side wall of the bottom plate 14, and a first card interface 131 correspondingly snap-fitted with the first bosses 141 is disposed on the inner side wall of the upper housing 13. A second card interface 132 is disposed on the end side wall of the upper housing 13, and a second boss 23 correspondingly snap-fitted with the second card interface 132 is disposed on the external protective shell 20. This makes the snap-fitting between the external protective shell 20 and the main housing 10 more stable.

[0027] It is easy for those skilled in the art to understand that the above preferred embodiments can be freely combined and superimposed without conflict.

[0028] The above are only preferred embodiments of the present invention, and are not intended to limit the patent scope of the present invention. All equivalent structural changes made using the contents of the present invention specification and drawings under the utility model concept, or directly or indirectly applied in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. An external built-in power supply device, characterized in that: include: A main housing (10), wherein a circuit board (40) is arranged in the main housing (10), an electrical socket (50) is arranged at at least one end of the circuit board (40), and an opening (11) is opened at at least one end of the main housing (10) to expose the corresponding electrical socket (50); At least one external protective shell (20), the external protective shell (20) being detachably connected to the end of the main shell (10) to cover a portion of the opening (11).

2. The external built-in power supply device according to claim 1, characterized in that: It also includes a built-in protective shell (30), a first notch (31) is provided on the front of the built-in protective shell (30), the built-in protective shell (30) is connected to the main shell (10) through the opening (11), and the electrical socket (50) is exposed to the outside through the first notch (31).

3. The external built-in power supply device according to claim 2, characterized in that: The external protective shell (20) is provided with a second notch (22), the internal protective shell (30) is exposed to the outside through the second notch (22), and the external protective shell (20) partially covers the first notch (31).

4. The external built-in power supply device according to claim 3, characterized in that: A plurality of first latching teeth (21) are provided on the inner wall of the external protective shell (20), and a plurality of second latching teeth (32) corresponding to and latching with the first latching teeth (21) are provided on the outer wall of the internal protective shell (30).

5. The external built-in power supply device according to claim 3, characterized in that: A card slot (12) is provided on the side of the main shell (10), the card slot (12) passes through to the top of the main shell, and the external protective shell (20) is card-connected to the main shell (10) along the card slot (12) from top to bottom.

6. The external built-in power supply device according to claim 1, characterized in that: The main housing (10) comprises an upper housing (13) and a bottom plate (14); the circuit board (40) is arranged on the bottom plate (14); and the upper housing (13) is snap-connected with the bottom plate (14).

7. The external built-in power supply device according to claim 6, characterized in that: A plurality of first bosses (141) are provided on the side wall of the bottom plate (14), and a first card interface (131) corresponding to and engaged with the first bosses (141) is provided on the side wall of the upper shell (13).

8. The external built-in power supply device according to claim 7, characterized in that: A second card interface (132) is provided on the end side wall of the upper shell (13), and a second boss (23) corresponding to the second card interface (132) is provided on the external protective shell (20).

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