Radiating fin structure of LED street lamp

Abstract

The utility model relates to the technical field of heat dissipation, in particular to a heat dissipation fin structure of an LED street lamp, which comprises a heat conduction module embedded and installed on the upper surface of a lamp shell, the heat conduction module comprises a heat conduction seat and a first U-shaped clamping seat, the heat conduction seat is embedded and connected to the upper surface of the lamp shell, an L-shaped groove is formed in the upper surface of the heat conduction seat, and a first U-shaped clamping seat is arranged in the L-shaped groove. The plurality of L-shaped fins can be detached independently, the single L-shaped fin can be detached, the fins blocked by dust and sundries can be easily taken down for deep cleaning, heat dissipation efficiency reduction caused by dust accumulation is avoided, if a certain L-shaped fin is damaged, deformed or damaged, the heat dissipation efficiency is improved, and the heat dissipation efficiency is improved. The cost can be saved without replacing the whole radiator and detaching the damaged fins for maintenance or replacement, the number of the L-shaped fins can be increased or decreased according to the heat dissipation requirements of equipment in different operation states, flexible regulation and control of the heat dissipation performance are achieved, and the energy utilization efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a heat dissipation technical field, concretely is a kind of heat dissipation fin structure of LED street lamp. BACKGROUND

[0002] Traditional heat dissipation fin is all flat plate structure, for increasing the efficiency of heat exchange of heat dissipation position, can refer to the announcement No.CN221258795U, record's a kind of easy to dissipate heat, dustproof LED street lamp, the easy to dissipate heat, dustproof LED street lamp includes base body, air intake module, fixed base, fastening bolt, fixed rod, support arm, lamp body, solar panel, lamp housing, circuit board, LED lamp bead, heat dissipation fin, control unit, support rod one, rotating blade one, motor one, optical lens, heat dissipation air outlet, protection ring, dust filter screen, rotating blade two, rotating shaft, motor two and support rod two, the air intake module is fixedly connected at the upper end of base body;

[0003] The above device effectively takes away heat through air intake module, heat dissipation fin and specially designed fan structure, prolongs the service life of LED lamp bead, but heat dissipation fin is integrally made, and during transportation, some L-shaped fins may be damaged or damaged, at this moment, the entire radiator needs to be replaced, so that the actual use cost is increased. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of heat dissipation fin structure of LED street lamp to solve the problems raised in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A kind of heat dissipation fin structure of LED street lamp, including the heat conduction module embedded installation on the upper surface of lamp shell, the heat conduction module includes heat conduction seat and first U-shaped clamping seat, heat conduction seat is embeddedly connected on the upper surface of lamp shell, the upper surface of heat conduction seat is provided with L-shaped slot, first U-shaped clamping seat is fixedly connected on the front surface of heat conduction seat;

[0007] The upper surface of heat conduction module is clampedly connected with fin mechanism, the fin mechanism includes L-shaped fin and second U-shaped clamping seat, L-shaped fin is clampedly connected on the upper surface of heat conduction seat, and the number of second U-shaped clamping seat is several pairs of settings and fixedly connected on the front surface and rear surface of L-shaped fin.

[0008] Further, the front surface of heat conduction seat is provided with air outlet hole on the inner side of first U-shaped clamping seat, and the outer surface of L-shaped fin is provided with communication hole on the inner side of second U-shaped clamping seat.

[0009] Further in, the first U-shaped card seat is internally connected with a bend pipe, and the second U-shaped card seat is internally connected with a connecting pipe.

[0010] Further in, the L-shaped fins are connected with the L-shaped grooves, and the number of the L-shaped fins is several.

[0011] Further in, the inner top surface of the heat conduction seat is fixedly connected with a lamp plate, and the inner top surface of the heat conduction seat is fixedly connected with a mainboard.

[0012] Further in, the inner surface of the heat conduction seat is provided with a hole for air inlet near the position of the heat dissipation fan, and the hole corresponds to a lamp rod on the outer surface of a lamp shell.

[0013] Further in, the heat conduction module further comprises a heat dissipation fan, which is fixedly connected to the lower surface of the heat conduction seat, so that the air below the heat conduction seat flows to the position of the L-shaped fins, and the heat dissipation of the fin mechanism is assisted.

[0014] Compared with the prior art, the heat conduction module has the advantages that:

[0015] 1. The number of the L-shaped fins is multiple and each L-shaped fin can be individually disassembled, so that the L-shaped fin blocked by dust and sundries can be easily taken out for deep cleaning, the heat dissipation efficiency caused by dust accumulation is avoided, if a certain L-shaped fin is damaged or broken, the whole heat sink does not need to be replaced, the damaged fin can be repaired or replaced, the cost is saved, the number of the L-shaped fins can be increased or decreased according to the heat dissipation demand of the equipment in different operating states, the flexible regulation of the heat dissipation performance is realized, and the energy utilization efficiency is improved.

[0016] 2. The hole on the inner surface of the heat conduction seat near the position of the heat dissipation fan corresponds to the lamp rod on the outer surface of the lamp shell, so that the external air can be guided to enter the position of the heat conduction seat through the lamp rod, a good air flow channel is formed, when the heat dissipation fan operates, the external cold air is sucked from the hole, the heat conducted by the heat conduction seat is taken away when the air passes through the heat conduction seat, and then the air is discharged to the external environment, so that the temperature of the mainboard and the lamp plate is effectively reduced. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 is a schematic diagram of the internal structure of the heat conduction module of the utility model;

[0019] Figure 3 is a schematic diagram of the fin mechanism structure of the utility model;

[0020] Figure 4 is a schematic diagram of the fin mechanism structure of the utility model; Figure 3 is an enlarged view of A in the heat conduction module.

[0021] In the figure: 1, lamp shell; 101, lamp pole; 102, air inlet filter screen; 103, blocking cover; 2, heat conduction module; 201, heat conduction seat; 202, heat dissipation fan; 203, L-shaped groove; 204, air outlet hole; 205, first U-shaped clamping seat; 206, elbow; 3, mainboard; 4, lamp plate; 5, fin mechanism; 501, L-shaped fin; 502, second U-shaped clamping seat; 503, connecting pipe. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0023] Please refer to Figures 1-4 In the embodiments of the utility model, a heat dissipation fin structure of an LED street lamp comprises a heat conduction module 2 embedded and installed on the upper surface of a lamp shell 1, the upper surface of the lamp shell 1 is fixedly connected with a blocking cover 103, the lower surface of a lamp pole 101 is fixedly connected with an air inlet filter screen 102, the air inlet position of the lamp pole 101 is filtered, the heat conduction module 2 comprises a heat conduction seat 201 and a first U-shaped clamping seat 205, the heat conduction seat 201 is embeddedly connected to the upper surface of the lamp shell 1, the upper surface of the heat conduction seat 201 is provided with an L-shaped groove 203, and the first U-shaped clamping seat 205 is fixedly connected to the front surface of the heat conduction seat 201.

[0024] The upper surface of the heat conduction module 2 is clampedly connected with a fin mechanism 5, the fin mechanism 5 comprises L-shaped fins 501 and second U-shaped clamping seats 502, the L-shaped fins 501 are clampedly connected to the upper surface of the heat conduction seat 201, and the second U-shaped clamping seats 502 are arranged in pairs and fixedly connected to the front surface and the rear surface of the L-shaped fins 501.

[0025] Specifically, when dissipating heat, the heat is concentrated on the fin mechanism 5, and the heat is dissipated through the fin mechanism 5, and the number of the L-shaped fins 501 is multiple and each L-shaped fin 501 can be individually disassembled, the single L-shaped fin 501 can be disassembled, the fin blocked by dust and sundries can be easily taken out for deep cleaning, the heat dissipation efficiency caused by dust accumulation is avoided, if an L-shaped fin 501 is damaged and deformed or damaged, the whole heat sink does not need to be replaced, the damaged fin can be disassembled for repair or replacement, the cost can be saved, the number of the L-shaped fins 501 can be increased or decreased according to the heat dissipation demand of the equipment in different operating states, the flexible regulation of the heat dissipation performance is realized, and the energy utilization efficiency is improved.

[0026] Embodiment one

[0027] As Figures 1-4As shown, the front surface of the heat-conducting seat 201 is provided with an air outlet hole 204 on the inner side of the first U-shaped clamping seat 205, the outer surface of the L-shaped fin 501 is provided with a communication hole on the inner side of the second U-shaped clamping seat 502, the inner part of the first U-shaped clamping seat 205 is clamped and connected with the elbow pipe 206, the inner part of the second U-shaped clamping seat 502 is clamped and connected with the connecting pipe 503, the L-shaped fin 501 is clamped and connected with the L-shaped groove 203, and the number of the L-shaped fin 501 is several.

[0028] In the embodiment, the elbow pipe 206 is connected with the first U-shaped clamping seat 205 and the second U-shaped clamping seat 502 on one of the L-shaped fins 501, the adjacent L-shaped fins 501 are connected together through the connecting pipe 503, the connecting pipe 503 limits the adjacent L-shaped fins 501 to avoid moving forward and backward in the L-shaped groove 203, and further realizes the clamping between the L-shaped fin 501 and the L-shaped groove 203.

[0029] Embodiment two

[0030] On the basis of the first embodiment, in order to make up for the problem that the L-shaped fin 501 is not convenient to assist in heat dissipation in the first embodiment.

[0031] As shown in the figure, Figures 1-4 the inner top surface of the heat-conducting seat 201 is fixedly connected with the lamp panel 4, the inner top surface of the heat-conducting seat 201 is fixedly connected with the mainboard 3, and the inner surface of the heat-conducting seat 201 is provided with a hole for air inlet near the position of the heat-dissipating fan 202, and the hole corresponds to the lamp rod 101 on the outer surface of the lamp shell 1.

[0032] In the embodiment, the mainboard 3 and the lamp panel 4 generate heat when working, the heat-conducting seat 201 can conduct and dissipate the heat, the hole on the inner surface of the heat-conducting seat 201 near the position of the heat-dissipating fan 202 corresponds to the lamp rod 101 on the outer surface of the lamp shell 1, can guide the external air to enter the position of the heat-conducting seat 201 through the lamp rod 101, form a good air flow channel, and when the heat-dissipating fan 202 operates, the external cold air is sucked from the hole, carries away the heat conducted by the heat-conducting seat 201 when passing through the heat-conducting seat 201, and then is discharged to the external environment, effectively reducing the temperature of the mainboard 3 and the lamp panel 4.

[0033] As shown in the figure, Figures 1-4 the heat-conducting module 2 further includes a heat-dissipating fan 202, the heat-dissipating fan 202 is fixedly connected to the lower surface of the heat-conducting seat 201, can make the air below the heat-conducting seat 201 flow to the position of the L-shaped fin 501, and assist the heat dissipation of the fin mechanism 5.

[0034] In the embodiment, the outside air enters the connecting pipe 503 from the air outlet 204, and then is discharged from the passage composed of the communicating hole and the connecting pipe 503. When the heat dissipation fan 202 continuously works, the heat is conducted from high to low, so that the L-shaped fin 501 can directly dissipate heat to the heat-conducting base 201. The L-shaped fin 501 is exposed, which is beneficial to dissipating heat outward. The L-shaped fin 501 can also be assisted to dissipate heat by the airflow generated by the heat dissipation fan 202.

[0035] It is apparent for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, but can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be considered in all aspects as illustrative and not restrictive, and the scope of the present application is defined by the appended claims rather than the above description, and it is intended to embrace all changes falling within the meaning and range of equivalents of the claims. Any reference signs in the claims should not be considered as limiting the claims involved.

[0036] In addition, it should be understood that, although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the specification is described in this way only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that those skilled in the art can understand.

Claims

1. A heat dissipation fin structure of an LED street lamp, characterized in that: The utility model provides a heat dissipation module (2) embedded on the upper surface of the lamp shell (1), which comprises: A heat dissipation seat (201) is embedded on the upper surface of the lamp shell (1), and the upper surface of the heat dissipation seat (201) is provided with an L-shaped slot (203); A first U-shaped clamping seat (205) is fixedly connected to the front surface of the heat dissipation seat (201); The upper surface of the heat dissipation module (2) is clamped with a fin mechanism (5), and the fin mechanism (5) comprises: An L-shaped fin (501) is clamped on the upper surface of the heat dissipation seat (201); A second U-shaped clamping seat (502) is fixedly connected to the front surface and the rear surface of the L-shaped fin (501).

2. The heat dissipation fin structure of the LED street lamp according to claim 1, wherein, The front surface of the heat dissipation seat (201) is provided with an air outlet (204) on the inner side of the first U-shaped clamping seat (205), and the outer surface of the L-shaped fin (501) is provided with a communication hole on the inner side of the second U-shaped clamping seat (502).

3. The heat dissipation fin structure of the LED street lamp according to claim 1 or 2, characterized in that, The first U-shaped clamping seat (205) is clamped with a bend pipe (206), and the second U-shaped clamping seat (502) is clamped with a connecting pipe (503).

4. The heat dissipation fin structure of the LED street lamp according to claim 1, wherein, The L-shaped fin (501) and the L-shaped slot (203) are clamped, and the number of the L-shaped fin (501) is several.

5. The heat dissipation fin structure of the LED street lamp according to claim 1, wherein, The inner top surface of the heat dissipation seat (201) is fixedly connected with a lamp panel (4), and the inner top surface of the heat dissipation seat (201) is fixedly connected with a mainboard (3).

6. The heat dissipation fin structure of the LED street lamp according to claim 1, wherein, The inner surface of the heat dissipation seat (201) is provided with a hole for air inlet near the position of the heat dissipation fan (202), and the hole corresponds to the lamp rod (101) on the outer surface of the lamp shell (1).

7. The heat dissipation fin structure of the LED street lamp according to claim 6, wherein, The heat dissipation module (2) further comprises: A heat dissipation fan (202) is fixedly connected to the lower surface of the heat dissipation seat (201), which can make the air below the heat dissipation seat (201) flow to the position of the L-shaped fin (501) to assist the heat dissipation of the fin mechanism (5).

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