CN211267187U

CN211267187U - Over-temperature drop power LED constant current driving power supply

Info

Publication number: CN211267187U
Application number: CN202020287081.9U
Authority: CN
Inventors: 黄钰川; 周德林
Original assignee: Yangzhou Jinchuan Power Technology Co ltd
Current assignee: Yangzhou Jinchuan Power Technology Co ltd
Priority date: 2020-03-10
Filing date: 2020-03-10
Publication date: 2020-08-14
Anticipated expiration: 2030-03-10

Abstract

The utility model belongs to the field of LED driving power supplies, in particular to an over-temperature-reduction power LED constant current driving power supply, which is complex in operation and poor in convenience for installing a circuit board aiming at the existing over-temperature-reduction power LED constant current driving power supply; inconvenient split casing, inconvenient maintenance, the relatively poor problem of practicality, the following scheme is put forward now, it includes the drive power supply casing main part of no roof and installs the sealed lid on drive power supply casing main part top, the internally mounted of drive power supply casing main part has the horizontally circuit board body, all seted up the lift groove on the both sides lateral wall of drive power supply casing main part, the both ends of circuit board body all are connected with the power cord, and two power cords movable sleeve establish respectively in the inside in two lift grooves, are fixed with the stopper on the interior diapire of drive power supply casing main part, the utility model discloses novel structure, the installation circuit board of being convenient for, the convenience is higher, the split casing of being convenient for, the maintenance of being convenient for, the practicality is higher.

Description

Over-temperature drop power LED constant current driving power supply

Technical Field

The utility model relates to a LED drive power supply technical field especially relates to an excess temperature drop power LED constant current drive power supply.

Background

The LED is a common light-emitting device, emits light by energy released by recombination of electrons and holes, and is widely applied to the field of illumination. The LED can efficiently convert electric energy into light energy, and has wide application in modern society, such as illumination, flat panel display, medical devices and the like. The LED driving power supply is a power converter for converting a power supply into a specific voltage and current to drive the LED to emit light, and as the society continues to progress, the demand of people on the LED driving power supply is also increasing.

The conventional over-temperature-reduction power LED constant-current driving power supply is complex in operation and poor in convenience when being installed on a circuit board; before a circuit board of the over-temperature drop power LED constant current driving power supply is maintained, a shell of the over-temperature drop power LED constant current driving power supply needs to be split, but the existing over-temperature drop power LED constant current driving power supply is inconvenient in splitting the shell, inconvenient in maintenance and poor in practicability.

SUMMERY OF THE UTILITY MODEL

The utility model provides an over-temperature drop power LED constant current driving power supply, which solves the problems of complex operation and poor convenience of the prior over-temperature drop power LED constant current driving power supply mounting circuit board; before the circuit board of the over-temperature drop power LED constant current driving power supply is maintained, the shell of the over-temperature drop power LED constant current driving power supply needs to be split, but the existing over-temperature drop power LED constant current driving power supply is inconvenient in splitting the shell, inconvenient in maintenance and poor in practicability.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an LED constant-current driving power supply with over-temperature power reduction comprises a driving power supply shell main body without a top wall and a sealing cover arranged at the top end of the driving power supply shell main body, wherein a horizontal circuit board body is arranged inside the driving power supply shell main body, lifting grooves are formed in the side walls of the two sides of the driving power supply shell main body, power lines are connected to the two ends of the circuit board body, the two power lines are movably sleeved inside the two lifting grooves respectively, a rectangular limiting block is fixed on the inner bottom wall of the driving power supply shell main body, a vertical limiting sleeve is fixed on the bottom wall of the circuit board body through bolts, the top of the limiting block is in clearance fit with the inner ring of the limiting sleeve, a vertical inserting plate is fixed on the bottom wall of the sealing cover inside the driving power supply shell main body, and a first inserting hole is formed in the circuit, a second jack is arranged on the bottom wall of the driving power supply shell body which is positioned right below the first jack, the plug board is in clearance fit with the inside of the first jack and the inside of the second jack, a pressing block is fixed on the side wall of the plug board positioned in the driving power supply shell body, the bottom end of the pressing block is contacted with the top wall of the circuit board body, the bottom of the plug board extends to the lower part of the driving power supply shell body and is provided with a limiting hole, a horizontal fixing sleeve is fixed on the outer bottom wall of the driving power supply shell body on one side of the plug board, the inner ring of the fixed sleeve is in clearance fit with a horizontal pull rod, one end of the pull rod close to the flashboard is fixedly connected with a vertical connecting plate, the connecting plate with be connected with the spring between the fixed cover, the connecting plate is close to the one end fixed connection of picture peg and has the horizontally spacing bolt, spacing bolt clearance fit is in the inside in spacing hole.

Preferably, the width in lift groove with the width looks adaptation of power cord, two the one end that the power cord was kept away from each other extends drive power supply casing main part and is connected with plug and connector respectively, the outer lane of power cord is fixed to be cup jointed the vertically limiting plate, the lateral wall that two limiting plates are close to each other respectively with the both sides lateral wall contact of drive power supply casing main part.

Preferably, the outer bottom wall of the driving power supply shell body is provided with a sliding groove along the length direction, a sliding block is arranged in the sliding groove in a sliding mode, and the connecting plate is fixed at the bottom end of the sliding block.

Preferably, a first handle is welded on the top wall of the sealing cover, and one end, far away from the connecting plate, of the pull rod extends out of the fixing sleeve and is welded with a second handle.

Preferably, the spring is sleeved on the outer ring of the pull rod.

Preferably, a plurality of circuit board electronic components are arranged on the top wall of the circuit board body.

The utility model has the advantages that:

1. through the cooperation of drive power supply casing main part, sealed lid, lift groove, power cord, picture peg, briquetting, circuit board body, first jack, second jack, stop collar and stopper, the operation of installation circuit board can effectually be simplified, the effectual convenience that has promoted excess temperature drop power LED constant current drive power supply.

2. Through the cooperation of drive power supply casing main part, sealed lid, lift groove, power cord, picture peg, briquetting, circuit board body, first jack, second jack, spacing hole, spacing bolt, connecting plate, spring, pull rod and fixed cover for the split of being convenient for of excess temperature drop power LED constant current drive power supply's casing is conveniently maintained the circuit board, and the practicality is higher.

The utility model discloses novel structure, the installation circuit board of being convenient for, the convenience is higher, the split casing of being convenient for, the maintenance of being convenient for, the practicality is higher, is suitable for the popularization.

Drawings

Fig. 1 is a schematic structural diagram of an over-temperature drop power LED constant current driving power supply provided by the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is a partially enlarged view of a portion B in fig. 1.

Reference numbers in the figures: 1. a drive power supply housing main body; 2. a circuit board body; 3. a sealing cover; 4. inserting plates; 5. a lifting groove; 6. a power line; 7. a limit bolt; 8. a connecting plate; 9. a spring; 10. fixing a sleeve; 11. a pull rod; 12. a limiting block; 13. a limiting sleeve; 14. a first jack; 15. briquetting; 16. a second jack; 17. and a limiting hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, an over-temperature power-reducing LED constant current driving power supply comprises a driving power supply housing main body 1 without a top wall and a sealing cover 3 installed on the top end of the driving power supply housing main body 1, a horizontal circuit board body 2 is installed inside the driving power supply housing main body 1, a plurality of circuit board electronic components are installed on the top wall of the circuit board body 2, lifting grooves 5 are respectively formed on the side walls of both sides of the driving power supply housing main body 1, power lines 6 are respectively connected to both ends of the circuit board body 2, the two power lines 6 are respectively movably sleeved inside the two lifting grooves 5, a rectangular limiting block 12 is fixed on the inner bottom wall of the driving power supply housing main body 1, a vertical limiting sleeve 13 is fixed on the bottom wall of the circuit board body 2 through bolts, the top of the limiting block 12 is in clearance fit with the inner ring of the limiting sleeve 13, and a vertical inserting plate 4 is, a first jack 14 is arranged on the circuit board body 2, a second jack 16 is arranged on the bottom wall of the driving power supply shell main body 1 which is positioned right below the first jack 14, the inserting plate 4 is in clearance fit with the inside of the first jack 14 and the inside of the second jack 16, a pressing block 15 is fixed on the side wall of the inserting plate 4 which is positioned inside the driving power supply shell main body 1, the bottom end of the pressing block 15 is contacted with the top wall of the circuit board body 2, the bottom of the inserting plate 4 extends to the lower part of the driving power supply shell main body 1 and is provided with a limiting hole 17, a horizontal fixing sleeve 10 is fixed on the outer bottom wall of the driving power supply shell main body 1 at one side of the inserting plate 4, a horizontal pull rod 11 is in clearance fit with the inner ring of the fixing sleeve 10, a vertical connecting plate 8 is fixedly connected at one end of the pull rod 11 which is close to the inserting plate 4, a spring 9, the limiting bolt 7 is in clearance fit inside the limiting hole 17.

The width of lift groove 5 and the width looks adaptation of power cord 6, the one end that two power cords 6 kept away from each other extends drive power supply casing main part 1 and is connected with plug and connector respectively, and the outer lane of power cord 6 is fixed to be cup jointed perpendicular limiting plate, and the lateral wall that two limiting plates are close to each other contacts with the both sides lateral wall of drive power supply casing main part 1 respectively, can prevent that power cord 6 from taking place to rock in lift groove 5.

The spout has been seted up along length direction on the outer diapire of drive power supply casing main part 1, and it is provided with the slider to slide in the spout, and connecting plate 8 is fixed in the bottom of slider, can guarantee that connecting plate 8 can steadily horizontal migration.

The welding has the first in command on the roof of sealed lid 3, can conveniently stimulate sealed lid 3, and fixed cover 10 and welding have the second in command are extended to the one end that connecting plate 8 was kept away from to pull rod 11, can conveniently stimulate pull rod 11.

The spring 9 is sleeved on the outer ring of the pull rod 11, so that the spring 9 can be prevented from generating excessive deformation due to long-term expansion.

Example (b): when a circuit board needs to be installed, firstly, two power lines 6 are respectively embedded into two lifting grooves 5, then a circuit board body 2 is pressed downwards, a limiting block 12 is inserted into an inner ring of a limiting sleeve 13, then a second handle is pulled rightwards, a pull rod 11 is driven to move rightwards, a connecting plate 8 and a limiting bolt 7 can be driven to move rightwards, at the moment, a spring 9 is in a compression state, then an inserting plate 4 penetrates through a first inserting hole 14 and a second inserting hole 16 until a pressing block 15 presses the circuit board body 2, then the second handle is released, the connecting plate 8 and the limiting bolt 7 can be pushed to move leftwards under the elastic action of the spring 9 until the limiting bolt 7 is inserted into a limiting hole 17, the installation of the circuit board can be completed, and the operation of installing; when the shell needs to be disassembled, the second handle is pulled rightwards at first, the pull rod 11 is driven to move rightwards, the connecting plate 8 and the limiting bolt 7 can be driven to move rightwards until the limiting bolt 7 is separated from the limiting hole 17, the first handle is pulled upwards again, the sealing cover 3 and the inserting plate 4 can be driven to ascend until the inserting plate 4 ascends to the position above the driving power supply shell body 1, the shell can be disassembled, the shell is disassembled simply by operation, and the circuit board is convenient to maintain.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

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 implicitly indicating 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 invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An LED constant-current driving power supply with over-temperature power reduction comprises a driving power supply shell body (1) without a top wall and a sealing cover (3) arranged at the top end of the driving power supply shell body (1), and is characterized in that a horizontal circuit board body (2) is arranged inside the driving power supply shell body (1), lifting grooves (5) are formed in the side walls of two sides of the driving power supply shell body (1), two ends of the circuit board body (2) are connected with power wires (6), the two power wires (6) are respectively movably sleeved inside the two lifting grooves (5), a rectangular limiting block (12) is fixed on the inner bottom wall of the driving power supply shell body (1), a vertical limiting sleeve (13) is fixed on the bottom wall of the circuit board body (2) through bolts, and the top of the limiting block (12) is in clearance fit with the inner ring of the limiting sleeve (13), a vertical inserting plate (4) is fixed on the bottom wall of the sealing cover (3) positioned inside the driving power supply shell main body (1), a first inserting hole (14) is formed in the circuit board body (2), a second inserting hole (16) is formed in the bottom wall of the driving power supply shell main body (1) and positioned under the first inserting hole (14), the inserting plate (4) is in clearance fit with the inside of the first inserting hole (14) and the inside of the second inserting hole (16), a pressing block (15) is fixed on the side wall of the inserting plate (4) positioned inside the driving power supply shell main body (1), the bottom end of the pressing block (15) is in contact with the top wall of the circuit board body (2), the bottom of the inserting plate (4) extends to the lower part of the driving power supply shell main body (1) and is provided with a limiting hole (17), a horizontal fixing sleeve (10) is fixed on the outer bottom wall of the driving power supply shell main body (1) on one side of the inserting plate (, inner circle clearance fit of fixed cover (10) has horizontally pull rod (11), pull rod (11) are close to one end fixedly connected with vertically connecting plate (8) of picture peg (4), connecting plate (8) with be connected with spring (9) between fixed cover (10), connecting plate (8) are close to the one end fixed connection of picture peg (4) and have horizontally spacing bolt (7), spacing bolt (7) clearance fit is in the inside in spacing hole (17).

2. The over-temperature reduction power LED constant current driving power supply according to claim 1, wherein the width of the lifting groove (5) is matched with the width of the power lines (6), one ends of the two power lines (6) far away from each other extend out of the driving power supply housing main body (1) and are respectively connected with a plug and a connector, a vertical limiting plate is fixedly sleeved on an outer ring of the power lines (6), and side walls of the two limiting plates close to each other are respectively contacted with outer side walls of two sides of the driving power supply housing main body (1).

3. The over-temperature drop power LED constant current driving power supply according to claim 1, wherein a sliding groove is formed in the outer bottom wall of the driving power supply shell body (1) along the length direction, a sliding block is arranged in the sliding groove in a sliding mode, and the connecting plate (8) is fixed to the bottom end of the sliding block.

4. The over-temperature drop power LED constant-current driving power supply as claimed in claim 1, wherein a first handle is welded on the top wall of the sealing cover (3), and a second handle is welded on one end of the pull rod (11) far away from the connecting plate (8) and extends out of the fixing sleeve (10).

5. The over-temperature drop power LED constant current driving power supply as claimed in claim 1, wherein the spring (9) is sleeved on an outer ring of the pull rod (11).

6. The over-temperature drop power LED constant current driving power supply as claimed in claim 1, wherein a plurality of circuit board electronic components are arranged on the top wall of the circuit board body (2).