CN222578189U

CN222578189U - Radiator and LED lamp

Info

Publication number: CN222578189U
Application number: CN202421252044.9U
Authority: CN
Inventors: 童文华; 王棋; 段海红; 刘继成; 胡健; 文梁
Original assignee: Jiangxi Limei Lighting Technology Co ltd
Current assignee: Jiangxi Limei Lighting Technology Co ltd
Priority date: 2024-06-03
Filing date: 2024-06-03
Publication date: 2025-03-07
Anticipated expiration: 2034-06-03

Abstract

The utility model relates to the technical field of LED lamps, and in particular to a radiator and LED lamp, which includes a radiator body having a storage cavity for storing a cooling medium, an air guide cavity and an air inlet; a heat-conducting column having heat dissipation fins and sealingly matched with the storage cavity opening; a refrigerator having a cooling plate, the cooling plate being inserted into the storage cavity and located in the cooling medium; and a cover plate having a cooling fan and sealingly matched with the air guide cavity opening, and also includes a lamp shell having lamp beads, a heat-conducting rod and a card-mounted assembly, and a driving assembly for adjusting the card-mounted assembly. In the utility model, the radiator and the LED lamp adopt a split assembly structure, which is convenient for replacing the LED lamp later and avoiding waste of the radiator, and a storage cavity is set in the radiator, and the cooling medium is poured into the storage cavity. At the same time, a semiconductor refrigerator is set to cool the cooling medium, and liquid cooling is used to improve the heat dissipation efficiency of the radiator, thereby improving the cooling efficiency of the high-power LED lamp.

Description

Radiator and LED lamp

Technical Field

The utility model relates to the technical field of LED lamps, in particular to a radiator and an LED lamp.

Background

LED lamps are very common in daily life, and for most high-power LED lamps, in order to timely cool down the high heat generated during the operation of the lamp beads, the lamp beads can be turned off or even burnt out due to the high temperature, and the existing radiator for the LED lamps usually adopts aluminum fins.

The Chinese patent with the bulletin number CN219550306U discloses an LED street lamp with a radiator, which comprises a bracket and an LED street lamp body, wherein the LED street lamp body comprises a lamp box, a lamp holder and a heat exchange shell, wherein the lamp holder is vertically and downwards fixedly arranged on the inner top surface of the lamp box, an LED lamp is arranged on the lamp holder, the top of the outer end surface of the lamp box is detachably connected with the bracket, the lamp box is of a hollow cylindrical structure, a heat exchange groove is formed in the outer circumferential surface of the lamp box in a penetrating manner, the heat exchange shell is arranged in the heat exchange groove of the lamp box, the heat exchange shell is of a hollow circular ring shape, and the upper end and the lower end of the heat exchange shell are respectively fixed on the heat exchange shell. The utility model solves the problems that the existing LED street lamp radiator is provided with the radiating groove on the outer wall for cold air to enter, but the LED street lamp is mostly installed outdoors, dust or rainwater in the external environment can enter the lamp box through the radiating groove on the radiator, the dust and the water cause circuit faults, and the service life of the internal LED street lamp is influenced.

However, the device still has the defects that the simple fin structure is used for radiating the heating end of the lamp bead, the radiating effect of the structure is poor, and particularly for a high-power LED lamp, the high heat cannot be quickly removed in time, and the LED lamp bead is easy to stop working and even burn due to high temperature.

Disclosure of utility model

The utility model aims to solve the problems in the background art and provides a radiator and an LED lamp.

According to the technical scheme, the radiator comprises a radiator body, a heat conduction column, a refrigerator and a cover plate, wherein the radiator body is provided with a storage cavity for storing cold conduction media, an air guide cavity and an air inlet hole, the heat conduction column is provided with heat dissipation fins and is in sealing fit with an opening of the storage cavity, the refrigerator is provided with a cold conduction plate, the cold conduction plate is inserted into the storage cavity and is positioned in the cold conduction media, and the cover plate is provided with a heat dissipation fan and is in sealing fit with the opening of the air guide cavity.

Preferably, an air inlet hole communicated with the inside of the air guide cavity is formed in the radiator body, and a dust screen is arranged in the air inlet hole.

Preferably, the outer surface of the radiator body is provided with a plurality of radiating plates, the outer end surfaces of the radiating fins are attached to the inner wall of the storage cavity of the radiator body, and the radiating fins are positioned in the cold-conducting medium.

Preferably, the cover plate is provided with an exhaust hole, the cooling fan is positioned at the inner side of the exhaust hole, and the air inlet end of the cooling fan is positioned in the air guide cavity.

On the other hand, the utility model also provides an LED lamp with the radiator, and the LED lamp also comprises a lamp shell with a lamp bead, a heat conducting rod and a clamping assembly, and a driving assembly for adjusting the clamping assembly.

The clamping assembly comprises a movable plate and clamping blocks, wherein a plurality of jacks are formed in the periphery of the movable plate, the clamping blocks are respectively located in the corresponding side jacks and are elastically and slidably connected with the movable plate, a cavity is formed in the lamp housing, the movable plate is located in the cavity and is slidably connected with the inner wall of the cavity, a plurality of sliding grooves which are communicated with the cavity are formed in the periphery of the lamp housing in an annular array, and the clamping blocks respectively penetrate through the corresponding side sliding grooves and are slidably connected with the corresponding side sliding grooves.

Preferably, the driving assembly comprises a screw rod, the screw rod is positioned in the cavity and is rotationally connected with the lamp shell, the screw rod penetrates through the movable plate and is in spiral connection with the movable plate, and a slot for adapting to the adjusting tool is formed in the outer end face of the screw rod.

Preferably, the heat conducting rod penetrates through the lamp shell and is connected with the heat conducting column, a plurality of through holes are formed in the movable plate, and the heat conducting rod is located at the inner side of the through holes and is in sliding connection with the through holes.

Preferably, a binding post A is arranged on the lamp housing, a binding post B detachably connected with the binding post A is arranged on the radiator body, and the binding post A is electrically connected with the binding post B.

Compared with the prior art, the utility model has the following beneficial technical effects:

Through setting up the cold medium of leading in the radiator, will high temperature transmission to leading the cold medium, cool through leading the cold medium to cool down at the low temperature, and the cooling of leading the cold medium is accomplished through the refrigerating sheet, has improved the cooling radiating efficiency to the high heat that LED lamp work produced, the utility model sets up into LED lamp and the detachable structure of radiator simultaneously, conveniently changes the LED lamp, avoids the waste of radiator, reaches the purpose that the radiator can recycle while avoiding the radiator.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a diagram showing the connection structure of the components on the movable plate;

FIG. 3 is a schematic diagram illustrating the connection of the heat sink and the lamp housing;

fig. 4 is a connection structure diagram of each component in the radiator body.

The heat-conducting lamp comprises a lamp housing, a lamp casing, a 101, a chute, a 2, a lamp bead, a 3, a movable plate, a 301, a through hole, a 4, a screw rod, a 5, a clamping block, a 6, a heat conducting rod, a 7, a radiator body, a 71, a storage cavity, a 72, an air conducting cavity, a 73, an air inlet hole, a 74, a heat radiating plate, a 8, a heat conducting column, a 9, a heat radiating fin, a 10, a refrigerator, a 11, a heat conducting plate, a 12, a cover plate, a 13, a heat radiating fan, a 14, a binding post A, a 15 and a binding post B.

Detailed Description

Example 1

As shown in fig. 3 and 4, the radiator provided by the utility model comprises a radiator body 7 with a storage cavity 71 for storing a cold-conducting medium, an air guide cavity 72 and an air inlet 73, wherein the radiator body 7 is provided with the air inlet 73 communicated with the inside of the air guide cavity 72, and a dust screen is arranged in the air inlet 73;

A heat conduction column 8 having heat radiation fins 9 and hermetically matched with the opening of the storage cavity 71;

A refrigerator 10 having a cold guide plate 11, the cold guide plate 11 being inserted into the storage chamber 71 and being positioned in the cold guide medium;

And the cover plate 12 is provided with a cooling fan 13 and is in sealing fit with the opening of the air guide cavity 72, an exhaust hole is formed in the cover plate 12, the cooling fan 13 is positioned at the inner side of the exhaust hole, and the air inlet end of the cooling fan 13 is positioned in the air guide cavity 72.

In this embodiment, when the LED lamp beads emit light, high heat is generated, the heat is transferred to the heat conducting post 8 and the heat radiating fins 9 along the heat conducting rod 6, the heat radiating fins 9 exchange heat with the low-temperature cold conducting medium, and then the temperature of the cold conducting medium is quickly reduced, because the temperature of the cold conducting medium is increased, the refrigerator 10 refrigerates, the low temperature is transferred to the cold conducting medium through the cold conducting plate 11, the heat dissipating end of the refrigerator 10 generates heat, and the heat is cooled and dissipated by the heat dissipating fan 13 through extracting air from the outside.

Example two

As shown in fig. 1 and 3, in the radiator according to the first embodiment of the present utility model, a plurality of heat dissipation plates 74 are disposed on the outer surface of the radiator body 7, the outer end surfaces of the heat dissipation fins 9 are attached to the inner wall of the storage cavity 71 of the radiator body 7, and the heat dissipation fins 9 are located in the cooling medium.

In this embodiment, a part of heat on the heat dissipation fins 9 is transferred to the heat dissipation body 7, and exchanges heat with the external natural air through the heat dissipation plate 74, so that the cooling efficiency of the heat dissipation fins 9 is further improved, and meanwhile, in the earlier stage of light-emitting of the lamp beads, the heat dissipation can be directly performed through the structure, and the refrigerator 8 is not required to be started, so that the purposes of saving energy and intelligently distributing the cooling and heat dissipation modes are achieved.

Example III

As shown in fig. 1-4, the utility model further provides an LED lamp with the radiator according to the first embodiment and the second embodiment, and further comprises a lamp housing 1 with a lamp bead 2, a heat conducting rod 6 and a clamping assembly, wherein the clamping assembly comprises a movable plate 3 and clamping blocks 5, a plurality of jacks are arranged on the periphery of the movable plate 3, each clamping block 5 is respectively positioned in a corresponding jack and is elastically and slidably connected with the movable plate 3, a cavity is arranged in the lamp housing 1, the movable plate 3 is positioned in the cavity and is slidably connected with the inner wall of the cavity, a plurality of sliding grooves 101 which are communicated with the cavity are arranged on the periphery of the lamp housing 1 in an annular array, each clamping block 5 respectively penetrates through the corresponding sliding groove 101 and is slidably connected with the corresponding sliding groove, the heat conducting rod 6 penetrates through the lamp housing 1 and is connected with a heat conducting post 8, a plurality of through holes 301 are arranged on the movable plate 3, the heat conducting rod 6 is positioned at the inner side of the through holes 301 and is slidably connected with the clamping blocks, a binding post a14 is arranged on the lamp housing 1, a binding post B15 is detachably connected with the radiator body 7, and a binding post B15 is detachably arranged on the radiator body 7;

And the driving assembly is used for adjusting the clamping assembly and comprises a screw rod 4, the screw rod 4 is positioned in the cavity and is rotationally connected with the lamp housing 1, the screw rod 4 penetrates through the movable plate 3 and is in spiral connection with the movable plate, and a slot for adapting to an adjusting tool is formed in the outer end face of the screw rod 4.

In this embodiment, when this LED lamp with radiator of actual installation, insert lamp body 1 and mounting panel laminating to the lamp body 1 along the installation pre-opening, at this in-process, fixture block 5 is automatic to be retracted in the time of contact hole edge, later automatic pop-up after completely entering the hole, the staff only need rotatory lead screw 4 can drive fly leaf 3 and slide towards the one side that lamp body 1 had lamp pearl 2, support tightly when fixture block 5 and mounting panel are kept away from one side of lamp pearl 2 and can be installed completely, only need continuously reverse rotation lead screw 4 when dismantling, make fly leaf 3 be located spout 101 top, fixture block 5 is automatic to be retracted under the stop of spout 101 inner wall this moment, whole device can directly be dismantled.

The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.

Claims

1. A radiator, comprising:

A radiator body (7) having a storage cavity (71) for storing a cooling medium, an air guide cavity (72) and an air inlet hole (73);

A heat-conducting column (8) having heat dissipation fins (9) and sealingly matched with the opening of the storage cavity (71);

A refrigerator (10) having a cooling plate (11), wherein the cooling plate (11) is inserted into a storage cavity (71) and is located in a cooling medium;

And a cover plate (12) having a heat dissipation fan (13) and sealingly matched with the opening of the air guide cavity (72).

2. A radiator according to claim 1, characterized in that an air inlet (73) communicating with the interior of the air guide cavity (72) is provided on the radiator body (7), and a dustproof net is provided in the air inlet (73).

3. A radiator according to claim 1, characterized in that a plurality of heat dissipation plates (74) are arranged on the outer surface of the radiator body (7), the outer end surface of the heat dissipation fin (9) is in contact with the inner wall of the storage cavity (71) of the radiator body (7), and the heat dissipation fin (9) is located in the cooling medium.

4. A radiator according to claim 1, characterized in that an exhaust hole is provided on the cover plate (12), the cooling fan (13) is located on the inner side of the exhaust hole, and the air inlet end of the cooling fan (13) is located in the air guide cavity (72).

5. An LED lamp, comprising the heat sink according to any one of claims 1 to 4, characterized in that it also comprises

A lamp housing (1) comprising a lamp bead (2), a heat conducting rod (6) and a clamping assembly;

And a drive assembly for adjusting the card-mounted assembly.

6. An LED lamp according to claim 5, characterized in that the card assembly includes a movable plate (3) and a card block (5); a plurality of insertion holes are arranged on the peripheral side of the movable plate (3), each card block (5) is respectively located in the corresponding side insertion hole and is elastically slidably connected to the movable plate (3), a cavity is arranged in the lamp housing (1), the movable plate (3) is located in the cavity and is slidably connected to the inner wall thereof; a plurality of slide grooves (101) connected to the cavity are arranged in a circular array on the peripheral side of the lamp housing (1), each card block (5) respectively penetrates the corresponding side slide groove (101) and is slidably connected thereto.

7. An LED lamp according to claim 6, characterized in that the driving assembly includes a screw rod (4), the screw rod (4) is located in the cavity and is rotatably connected to the lamp housing (1), the screw rod (4) passes through the movable plate (3) and is spirally connected thereto, and a slot for adapting an adjustment tool is provided on the outer end surface of the screw rod (4).

8. An LED lamp according to claim 5, characterized in that the heat conducting rod (6) passes through the lamp housing (1) and is connected to the heat conducting column (8), and a plurality of through holes (301) are provided on the movable plate (3), and the heat conducting rod (6) is located on the inner side of the through hole (301) and is slidably connected thereto.

9. An LED lamp according to claim 5, characterized in that a terminal A (14) is provided on the lamp housing (1), and a terminal B (15) detachably connected to the terminal A (14) is provided on the radiator body (7), and the terminal A (14) is electrically connected to the terminal B (15).