LED power supply with anti-interference structure

Abstract

The utility model discloses a light-emitting diode (LED) power supply with an anti-interference structure, which relates to the technical field of LED power supplies, and comprises a metal heat-conducting plate arranged at the top of an LED power supply main body, the outer wall of the top of the metal heat-conducting plate is fixedly connected with a plurality of radiating fins which are distributed at equal intervals, and the same static guide rod is fixed among all the radiating fins in a penetrating manner. The cable winding and unwinding structure and the three locking structures are distributed at equal intervals. The LED lamp is provided with the cable take-up and pay-off structure, so that the release height of the grounding conductive block connected with the bottom end of the wire can be flexibly adjusted according to different terrain environments, the condition that the grounding conductive block is in contact with the ground can be ensured, electrostatic charges can be normally guided out conveniently, and interference of static electricity to the LED power supply can be effectively avoided; through operation arrangement of the three locking structures, the metal heat-conducting plate and the heat dissipation fins on the metal heat-conducting plate can be conveniently disassembled and cleaned after the heat-conducting plate is used for a period of time, and then the heat dissipation performance can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of LED power supplies, and in particular to an LED power supply with an anti-interference structure. Background Art

[0002] LED power supply is a type of power supply, a device that provides power to electronic devices, and also a power supply. After searching, the patent with application number 202320790966.4 discloses an LED power supply with an anti-interference structure, which includes a PCB board and a power supply housing, an anti-static structure is arranged outside the power supply housing, and the power supply housing includes a top plate and a bottom shell, and a fin structure is formed on the surface of the top plate.

[0003] Although the above-mentioned existing patent uses an anti-static structure composed of a wire and a grounded conductive block to guide the electrostatic charge of the power supply housing, thereby preventing the charge from accumulating in the power supply housing, causing an electrostatic effect, and preventing static electricity from interfering with the LED power supply, it still has the following shortcomings in actual operation:

[0004] First, the anti-static structure is not convenient for flexibly adjusting the release height of the grounding block connected to the bottom of the wire according to different terrain environments, which will cause the grounding block to fail to contact the ground, making it difficult to normally discharge the electrostatic charge of the power supply housing;

[0005] Secondly, the fin structure formed on the surface of the top plate will accumulate a lot of dust and impurities after being used for a period of time, but it is not convenient to disassemble and clean it, which will lead to a decrease in the heat dissipation performance of the fin structure. Utility Model Content

[0006] The purpose of the utility model is to solve the shortcomings in the prior art and to propose an LED power supply with an anti-interference structure.

[0007] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0008] An LED power supply with an anti-interference structure comprises a metal heat conducting plate arranged on the top of the LED power supply body;

[0009] The top outer wall of the metal heat conducting plate is fixedly connected with a plurality of equidistantly distributed heat dissipating fins, and the same electrostatic guide rod, a cable retracting structure and three equidistantly distributed locking structures are fixedly passed through all the heat dissipating fins;

[0010] The cable retracting structure includes a self-locking control assembly, a support seat fixedly connected to the side wall of the metal heat conducting plate, a protective cover fixedly connected to the top outer wall of the support seat, a retracting rod rotatably installed in the protective cover, and a wire wound around the retracting rod.

[0011] Preferably, the protective cover is provided with a wire hole 1 and a wire hole 2 in sequence, one end of the wire passes through the wire hole 1 and is fixedly connected to the electrostatic guide rod, and the other end of the wire passes through the wire hole 2 and is fixedly connected to a grounding conductive block.

[0012] Preferably, the self-locking control assembly includes a control shaft rotatably installed in the protective cover, a worm fixedly mounted on the control shaft, a worm wheel fixedly mounted on the retracting rod and meshing with the worm, and a hand-turned disc fixedly connected to the outer wall of one end of the control shaft.

[0013] Preferably, four positioning columns are fixedly connected to the top outer wall of the LED power supply body, and positioning holes are provided at the four corners of the metal heat conducting plate.

[0014] Preferably, the three locking structures each include a slide slot opened on the top of the LED power supply body, a bidirectional screw rotatably installed in the slide slot, and two T-shaped clamping rods symmetrically screwed on two opposite threaded ends of the bidirectional screw.

[0015] Preferably, the outer walls of the two T-clamp rods are slidably connected to the inner wall of the slide groove, and the outer wall of one end of the bidirectional screw is fixedly connected to the second hand-turnable disk.

[0016] The beneficial effects of the utility model are:

[0017] 1. A cable retracting structure is provided to flexibly adjust the release height of the grounding conductive block connected to the bottom of the wire according to different terrain environments, thereby ensuring that the grounding conductive block is in contact with the ground, facilitating the normal discharge of electrostatic charges, and effectively avoiding the interference of static electricity on the LED power supply;

[0018] 2. Through the operation setting of the three locking structures, after a period of use, it is easy to disassemble and clean the metal heat conducting plate and the heat dissipation fins thereon, which is beneficial to improve the heat dissipation performance. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall front view of the three-dimensional structure of the utility model;

[0020] Figure 2 It is a schematic diagram of the three-dimensional structure of the utility model when the metal heat conducting plate is removed;

[0021] Figure 3 It is a schematic diagram of the top view of the structure of the protective cover in the utility model after the top is cut off;

[0022] Figure 4 It is a three-dimensional enlarged structural schematic diagram of the self-locking control component in the utility model;

[0023] Figure 5 It is a schematic diagram of the top view of the locking structure in the utility model.

[0024] In the figure: 1. LED power supply body; 2. Metal heat conduction plate; 3. Heat dissipation fins; 4. Electrostatic guide rod; 5. Support seat; 6. Protective cover; 7. Retractable rod; 8. Wire; 9. Ground conductive block; 10. Control shaft; 11. Worm; 12. Worm wheel; 13. Hand turntable 1; 14. Positioning column; 15. Slide; 16. Bidirectional screw; 17. T-clamp rod; 18. Hand turntable 2. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0026] Example 1, reference Figure 1 and Figure 3-4 , an LED power supply with an anti-interference structure, comprising a metal heat conducting plate 2 arranged on the top of an LED power supply body 1;

[0027] In this embodiment, a plurality of equidistantly distributed heat sink fins 3 are fixedly connected to the top outer wall of the metal heat conducting plate 2, and the same electrostatic guide rod 4, a cable retracting structure and three equidistantly distributed locking structures are fixedly passed through all the heat sink fins 3;

[0028] Furthermore, the cable retracting structure includes a self-locking control assembly, a support seat 5 fixedly connected to the side wall of the metal heat conducting plate 2, a protective cover 6 fixedly connected to the top outer wall of the support seat 5, a retracting rod 7 rotatably mounted in the protective cover 6, and a wire 8 wound around the retracting rod 7;

[0029] Furthermore, the protective cover 6 is provided with a wire hole 1 and a wire hole 2 in sequence, one end of the wire 8 passes through the wire hole 1 and is fixedly connected to the electrostatic guide rod 4, and the other end of the wire 8 passes through the wire hole 2 and is fixedly connected to the grounding conductive block 9;

[0030] Furthermore, the self-locking control assembly includes a control shaft 10 rotatably mounted in the protective cover 6, a worm 11 fixedly mounted on the control shaft 10, a worm wheel 12 fixedly mounted on the retracting rod 7 and meshing with the worm 11, and a hand-turned disc 13 fixedly connected to the outer wall of one end of the control shaft 10;

[0031] In the specific implementation of this embodiment: first, the worm 11 on the control shaft 10 is driven to rotate forwardly by the hand-turned disk 13, and then the worm wheel 12 meshing with the worm 11 drives the retracting rod 7 to rotate forwardly to gradually release the wire 8 wound thereon, so that it is convenient to flexibly adjust the release height of the grounding conductive block 9 connected to the bottom end of the wire 8 according to different terrain environments, thereby ensuring that the grounding conductive block 9 is in contact with the ground, facilitating the normal discharge of electrostatic charges, and effectively avoiding the interference of static electricity on the LED power supply;

[0032] Secondly, when not in use, the hand-turned disk 13 is used to drive the worm 11 on the control shaft 10 to rotate in the opposite direction, and then the worm wheel 12 engaged with the worm 11 will drive the retracting rod 7 to rotate in the opposite direction to gradually reel in the wire 8 wound thereon, so that the wire 8 can be reeled in and arranged to avoid being exposed to the outside for too long when not in use and causing damage.

[0033] Example 2, reference Figure 1-2 and Figure 5 , This embodiment is optimized on the basis of embodiment 1, specifically: an LED power supply with an anti-interference structure, further comprising three locking structures distributed at equal distances;

[0034] Furthermore, four positioning posts 14 are fixedly connected to the top outer wall of the LED power supply body 1, and positioning holes are provided at the four corners of the metal heat conducting plate 2. The four positioning holes on the metal heat conducting plate 2 and the four positioning posts 14 on the LED power supply body 1 cooperate to complete the preliminary positioning of the metal heat conducting plate 2. The three locking structures include:

[0035] A slide groove 15 and a bidirectional screw 16. The slide groove 15 is provided at the top of the LED power supply body 1. The bidirectional screw 16 is rotatably installed in the slide groove 15. The outer wall of one end of the bidirectional screw 16 is fixedly connected with a hand-turned disc 18.

[0036] Two T-shaped clamping rods 17, the two T-shaped clamping rods 17 are symmetrically screwed to two opposite threaded ends of the bidirectional screw rod 16, and the outer walls of the two T-shaped clamping rods 17 are slidably connected to the inner wall of the slide groove 15;

[0037] In this embodiment, when installing the metal heat conducting plate 2 and the heat dissipation fins 3 thereon, the metal heat conducting plate 2 is initially positioned on the LED power supply body 1, and then the bidirectional screw 16 is controlled to rotate forwardly by the hand turntable 18, and then under the limit of the slide slot 15, the two T-shaped clamping rods 17 threadedly connected to the bidirectional screw 16 will be aligned and close to lock the metal heat conducting plate 2, and the other locking structures can be operated in this way to complete the fixed installation of the metal heat conducting plate 2 and the heat dissipation fins 3 thereon;

[0038] In this embodiment, when the metal heat conducting plate 2 and the heat dissipating fins 3 thereon are disassembled: the bidirectional screw 16 is controlled to rotate in the opposite direction by the hand-turned disk 18, and then under the limit of the slide groove 15, the two T-clamp rods 17 threadedly connected with the bidirectional screw 16 will move away from each other to unlock the metal heat conducting plate 2. The other locking structures are operated in the same way to perform the unlocking operation. After the unlocking is completed, the metal heat conducting plate 2 and the heat dissipating fins 3 thereon can be quickly removed to complete the disassembly work.

[0039] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An LED power supply with an anti-interference structure, comprising a metal heat conducting plate (2) arranged on the top of an LED power supply body (1); The top outer wall of the metal heat conducting plate (2) is fixedly connected with a plurality of heat dissipating fins (3) distributed at equal distances, and a same electrostatic guide rod (4) is fixedly passed through all the heat dissipating fins (3), characterized in that: It also includes a cable retracting and releasing structure and three locking structures distributed at equal distances; The cable retractable structure comprises a self-locking control assembly, a support seat (5) fixedly connected to the side wall of the metal heat conducting plate (2), a protective cover (6) fixedly connected to the top outer wall of the support seat (5), a retractable rod (7) rotatably mounted in the protective cover (6), and a wire (8) wound around the retractable rod (7).

2. The LED power supply with anti-interference structure according to claim 1, characterized in that: The protective cover (6) is provided with a first wire hole and a second wire hole in sequence, one end of the wire (8) passes through the first wire hole and is fixedly connected to the electrostatic guide rod (4), and the other end of the wire (8) passes through the second wire hole and is fixedly connected to a grounding conductive block (9).

3. The LED power supply with anti-interference structure according to claim 1, characterized in that: The self-locking control assembly comprises a control shaft (10) rotatably mounted in a protective cover (6), a worm (11) fixedly mounted on the control shaft (10), a worm wheel (12) fixedly mounted on a retractable rod (7) and meshing with the worm (11), and a hand-turned disc (13) fixedly connected to the outer wall of one end of the control shaft (10).

4. The LED power supply with anti-interference structure according to claim 1, characterized in that: Four positioning columns (14) are fixedly connected to the top outer wall of the LED power supply body (1), and positioning holes are provided at the four corners of the metal heat conducting plate (2).

5. The LED power supply with anti-interference structure according to claim 1, characterized in that: The three locking structures all comprise a slide groove (15) opened on the top of the LED power supply body (1), a bidirectional screw rod (16) rotatably installed in the slide groove (15), and two T-shaped clamp rods (17) symmetrically screwed on two opposite threaded ends of the bidirectional screw rod (16).

6. The LED power supply with anti-interference structure according to claim 5, characterized in that: The outer walls of the two T-shaped clamping rods (17) are slidably connected to the inner wall of the slide groove (15), and the outer wall of one end of the bidirectional screw rod (16) is fixedly connected to a second hand-turned disc (18).

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