CN212064419U - LED dimmable switching power supply - Google Patents

Abstract

The utility model provides a LED dimmable switching power supply, which comprises a base, an upper cover and a wire holder, wherein one side of the top of the base is provided with a vertical plate, slots are arranged at two adjacent sides of the top of the base, a circuit board is arranged at the top of the base through screws, the wire holder is welded at one end of the circuit board, an insert rod is arranged at the bottom of the upper cover, a cavity is arranged inside the other side of the upper cover, a clamping rod is movably arranged inside the cavity, the LED dimmable switching power supply is provided with the base and the upper cover, the base is provided with the vertical plate and the slots, the upper cover is provided with the insert rod and the clamping rod, the upper cover can be arranged at the top of the base through the mutual matching between the slots and the insert rod and between the clamping rod and the slots, the structure is simple, the circuit board is convenient to be overhauled and replaced, the wire holder, can fix the electric wire through spout and cardboard, avoid wiring department to expose in the outside, reduce the potential safety hazard.

Description

LED dimmable switching power supply

Technical Field

The utility model relates to a switching power supply technical field specifically is a LED switching power supply that can adjust luminance.

Background

Switching power supply is a high-frequency electric energy conversion equipment, be the voltage of a position quasi, convert the voltage or the electric current that the user terminal required into through different forms's framework, switching power supply's input is alternating current power supply mostly, and the output most is the equipment that needs direct current power supply, switching power supply carries out the conversion of voltage and electric current between the two, extensively be used for industrial automation control, LED illumination, industrial control equipment, fields such as communications facilities, current LED adjustable light switching power supply is fixed upper cover and base through the screw, inconvenient overhauls and changes the circuit board, LED adjustable light switching power supply is when using, with electric wire lug connection on the terminal, its wiring department drops easily and takes place the short circuit, and the wiring department exposes in the outside, there is the potential safety hazard.

Therefore, the utility model provides a LED is switching power supply that can adjust luminance.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a not enough that prior art exists, the utility model provides a LED switching power supply that can adjust luminance to solve the problem that proposes in the above-mentioned background art, the utility model discloses a mutually supporting between slot and the inserted bar, between kelly and the draw-in groove can install the top at the base with the upper cover, and simple structure conveniently overhauls and changes the circuit board, conveniently fixes the electric wire through the connection terminal, avoids the junction to expose in the outside, reduces the potential safety hazard.

In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides a LED switching power supply that can adjust luminance, includes base, upper cover and connection terminal, one side at the top of base is provided with the riser the slot has been seted up to the adjacent both sides at the top of base, the circuit board is installed through the screw at the top of base, the one end welding of circuit board has the connection terminal, the bottom of upper cover is provided with the inserted bar, the cavity has been seted up to the inside of one side in addition of upper cover, the inside movable mounting of cavity has the kelly, fixed limiting plate and the baffle of being provided with on the kelly, the baffle sets up the outside at the cavity, the spring is installed to one side of limiting plate, the spring sets up on the kelly.

As an optimal implementation manner of the utility model, the draw-in groove has been seted up on the riser, the quantity of draw-in groove is 3, riser and slot and base integrated into one piece.

As an optimal implementation mode of the utility model, the wire casing has been seted up to one side of connection terminal, the spout has been seted up to the inside of connection terminal, the inside movable mounting of spout has the cardboard, there is fastening bolt one side of connection terminal through screw thread movable mounting, fastening bolt's one end is passed through the axis of rotation and is linked to each other with the one end activity of cardboard.

As a preferred embodiment of the present invention, the top of the upper cover has been provided with upper heat dissipation holes, and one side of the upper cover has been provided with side heat dissipation holes.

As a preferred embodiment of the present invention, the other side of the upper cover is provided with a groove.

As a preferred embodiment of the present invention, the upper cover is fixedly installed on the top of the base through the insertion rod and the clamping rod.

The utility model has the advantages that: the utility model relates to a switching power supply that LED can adjust luminance sets up base and upper cover, be provided with riser and slot on the base, on cover and be provided with inserted bar and kelly, through between slot and the inserted bar, mutually support between kelly and the draw-in groove can install the top at the base with the upper cover, moreover, the steam generator is simple in structure, the convenience is overhauld and is changed the circuit board, be provided with the connection terminal, the inside of connection terminal is provided with spout and cardboard, can fix the electric wire through spout and cardboard, avoid the junction to expose in the outside, reduce the potential safety hazard.

Drawings

Fig. 1 is a structural diagram of a switching power supply with a dimmable LED according to the present invention;

fig. 2 is a schematic structural view of a switch power supply base with a dimmable LED according to the present invention;

fig. 3 is a schematic structural view of an upper cover of a switching power supply with a dimmable LED according to the present invention;

fig. 4 is a cross-sectional view of the upper cover of the switching power supply with LED dimmable;

fig. 5 is an enlarged view of a position a in fig. 4 of the switching power supply with LED dimming according to the present invention;

fig. 6 is a cross-sectional view of the switching power supply connector base with LED dimmable;

in the figure: 1. a base; 11. a vertical plate; 12. a slot; 13. a card slot; 2. an upper cover; 21. an upper heat dissipation hole; 22. side heat dissipation holes; 23. inserting a rod; 24. a clamping rod; 25. a groove; 26. a limiting plate; 27. a spring; 28. a baffle plate; 29. a cavity; 3. a wire holder; 31. a wire slot; 32. a chute; 33. clamping a plate; 34. And fastening the bolt.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1 to 6, the present invention provides a technical solution: a light-emitting diode (LED) dimmable switch power supply comprises a base 1, an upper cover 2 and a wire holder 3, wherein a vertical plate 11 is arranged on one side of the top of the base 1, slots 12 are formed in two adjacent sides of the top of the base 1, a circuit board is mounted at the top of the base 1 through screws, the wire holder 3 is welded at one end of the circuit board, an insertion rod 23 is arranged at the bottom of the upper cover 2, a cavity 29 is formed in the other side of the upper cover 2, a clamping rod 24 is movably mounted in the cavity 29, a limiting plate 26 and a baffle 28 are fixedly arranged on the clamping rod 24, the baffle 28 is arranged on the outer side of the cavity 29, a spring 27 is mounted on one side of the limiting plate 26, the spring 27 is arranged on the clamping rod 24, and the upper cover 2 can be mounted at the top of the base 1 through the mutual matching between the slots 12 and the insertion rod 23 and between the, simple structure, the convenience is overhauld the circuit board and is changed, fixes the electric wire through connection terminal 3 convenience, avoids wiring department to expose in the outside, reduces the potential safety hazard.

As an optimal implementation manner of the utility model, draw-in groove 13 has been seted up on riser 11, the quantity of draw-in groove 13 is 3, riser 11 and slot 12 and base 1 integrated into one piece through draw-in groove 13 and riser 11 and the mutually supporting between the kelly 24, conveniently fix upper cover 2 on base 1.

As an optimal implementation manner of the utility model, wire casing 31 has been seted up to one side of connection terminal 3, spout 32 has been seted up to the inside of connection terminal 3, the inside movable mounting of spout 32 has cardboard 33, there is fastening bolt 34 one side of connection terminal 3 through screw thread movable mounting, fastening bolt 34's one end is passed through the axis of rotation and is linked to each other with the one end activity of cardboard 33, fixes the electric wire through fastening bolt 34 and cardboard 33 convenience, avoids the junction to expose in the outside, reduces the potential safety hazard.

As a preferred embodiment of the utility model, last louvre 21 has been seted up at the top of upper cover 2, side louvre 22 has been seted up to one side of upper cover 2, conveniently cools down this switching power supply through last louvre 21 and side louvre 22.

As an optimized embodiment of the utility model, the opposite side of upper cover 2 is seted up flutedly 25, through mutually supporting of recess 25 and connection terminal 3, conveniently installs upper cover 2 on base 1.

As a preferred embodiment of the present invention, the upper cover 2 is fixedly mounted on the top of the base 1 through the insertion rod 23 and the clamping rod 24, and the stability of the upper cover 2 can be increased through the clamping rod 24, so that the upper cover 2 is conveniently fixed.

When the LED dimmable switch power supply is used, an electrode plate is arranged inside the wire holder 3, when the LED dimmable switch power supply is used, an electric wire is inserted into the wire holder 3 from the wire slot 31 during wiring, an inner core of the electric wire is in contact with the electrode plate, the fastening bolt 34 is rotated, the fastening bolt 34 pushes the clamping plate 33, the electric wire is fixed through interaction of the clamping plate 33 and the wire slot 31, when a circuit board needs to be overhauled or replaced, the clamping rod 24 is pulled outwards, the clamping rod 24 extrudes the spring 27 through the limiting plate 26, the clamping rod 24 moves inside the upper cover 2, the upper cover 2 is taken up, the insertion rod 23 slides out from the inside of the slot 12, the circuit board is replaced or overhauled, after overhauling is completed, the insertion rod 23 at the bottom of the upper cover 2 is aligned with the slot 12 and presses the upper cover 2 downwards, the insertion rod 23 is inserted into the inside of the slot 12, the clamping rod 24 is pulled outwards, card pole 24 is under the effect of spring 27, move to upper cover 2 inboard, and insert the inside of draw-in groove 13, baffle 28 extrudes the lateral wall of upper cover 2, this LED switching power supply that can adjust luminance sets up base 1 and upper cover 2, be provided with riser 11 and slot 12 on the base, be provided with inserted bar 23 and card pole 24 on the upper cover 2, between through slot 12 and inserted bar 23, mutually supporting between card pole 24 and the draw-in groove 13 can install upper cover 2 at base 1's top, moreover, the steam generator is simple in structure, conveniently overhaul and change the circuit board, be provided with wire holder 3, wire holder 3's inside is provided with spout 32 and cardboard 33, can fix the electric wire through spout 32 and cardboard 33, avoid the junction to expose in the outside, reduce the potential safety hazard.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. An LED dimmable switch power supply comprises a base (1), an upper cover (2) and a wire holder (3), it is characterized in that a vertical plate (11) is arranged on one side of the top of the base (1), slots (12) are arranged on two adjacent sides of the top of the base (1), the top of the base (1) is provided with a circuit board through screws, one end of the circuit board is welded with a wire holder (3), an inserted bar (23) is arranged at the bottom of the upper cover (2), a cavity (29) is arranged inside the other side of the upper cover (2), a clamping rod (24) is movably arranged in the cavity (29), a limiting plate (26) and a baffle plate (28) are fixedly arranged on the clamping rod (24), the baffle (28) is arranged on the outer side of the cavity (29), a spring (27) is installed on one side of the limiting plate (26), and the spring (27) is arranged on the clamping rod (24).

2. The LED dimmable switching power supply of claim 1, wherein: the novel LED lamp is characterized in that the vertical plate (11) is provided with clamping grooves (13), the number of the clamping grooves (13) is 3, and the vertical plate (11) and the slots (12) are integrally formed with the base (1).

3. The LED dimmable switching power supply of claim 1, wherein: wire casing (31) have been seted up to one side of connection terminal (3), spout (32) have been seted up to the inside of connection terminal (3), the inside movable mounting of spout (32) has cardboard (33), there is fastening bolt (34) one side of connection terminal (3) through screw thread movable mounting, the one end activity of fastening bolt (34) is passed through the axis of rotation and is linked to each other with the one end activity of cardboard (33).

4. The LED dimmable switching power supply of claim 1, wherein: an upper radiating hole (21) is formed in the top of the upper cover (2), and a side radiating hole (22) is formed in one side of the upper cover (2).

5. The LED dimmable switching power supply of claim 1, wherein: and a groove (25) is formed in the other side of the upper cover (2).

6. The LED dimmable switching power supply of claim 1, wherein: the upper cover (2) is fixedly arranged on the top of the base (1) through an inserting rod (23) and a clamping rod (24).

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