CN220689020U

CN220689020U - Flashlight heat radiation structure

Info

Publication number: CN220689020U
Application number: CN202321839309.0U
Authority: CN
Inventors: 王庆
Original assignee: Aolei Technology Group Co ltd
Current assignee: Aolei Technology Group Co ltd
Priority date: 2023-07-12
Filing date: 2023-07-12
Publication date: 2024-03-29
Anticipated expiration: 2033-07-12

Abstract

The utility model relates to the technical field of flashlight heat dissipation, in particular to a flashlight heat dissipation structure, which comprises: the flashlight comprises a flashlight body, wherein a head bin shell for illumination is arranged above the flashlight body, and a plurality of hollowed-out holes are formed in the surface above the head bin shell; the LED heat dissipation parts are arranged in the head bin shell and are positioned at the hollow holes and used for dissipating heat when the head bin shell is illuminated. According to the utility model, the LED radiating part and the plurality of hollowed-out holes are arranged, so that the air outside the head bin shell and the air around the radiator inside the head bin shell are caused to be convection, and the heat generated by the lighting of the LED lamp panel can be timely emitted to the outside, thereby avoiding influencing the service life of the LED lamp panel.

Description

Flashlight heat radiation structure

Technical Field

The utility model relates to the technical field of flashlight heat dissipation, in particular to a flashlight heat dissipation structure.

Background

And the flashlight is used for illuminating portable electric equipment. Modern flashlights are generally classified into incandescent lamps, LEDs, HIDs and the like, and are hand-held electronic lighting tools. A typical flashlight has a bulb and focusing mirror powered by a battery and has a handle housing for hand-held use.

Traditional flashlight is all direct presses the lamp pearl on the head shell, when the illumination of the lamp pearl, the lamp pearl can produce certain heat, and the heat that general lamp pearl produced all directly passes it to the head shell on, and the rethread head shell dispels the heat, however, when the flashlight is lighted for a long time, its head shell temperature can become very high to scald one's hand easily, influence user's feel of use, simultaneously through the direct radiating mode of head shell, the effect is relatively poor, and if the heat dissipation can easily lead to the overheated damage of lamp pearl, life is shorter. In view of this, we propose a flashlight heat dissipation structure.

Disclosure of Invention

In order to make up for the defects, the utility model provides a flashlight heat dissipation structure, which aims to solve the defects of poor heat dissipation effect, poor use feeling and service life in the background technology.

The technical scheme of the utility model is as follows:

a flashlight heat dissipation structure comprising:

the flashlight comprises a flashlight body, wherein a head bin shell for illumination is arranged above the flashlight body, and a plurality of hollowed-out holes are formed in the surface above the head bin shell;

the LED heat dissipation parts are arranged in the head bin shell and are positioned at the hollow holes and used for dissipating heat when the head bin shell is illuminated.

Preferably, the inside bottom of head storehouse casing is provided with the mainboard subassembly, mainboard subassembly top surface is provided with thermal-insulated gasket.

Preferably, two 0-shaped rings which are vertically symmetrical are arranged above the heat insulation gasket, and the two 0-shaped rings are clamped on the inner wall of the head bin shell.

Preferably, the LED heat dissipation part includes:

the radiator is arranged between the two 0-shaped rings, and is in sealing connection with the inside of the head bin shell through the two 0-shaped rings, and the radiator is positioned at the hollow holes.

Preferably, the middle part of the bottom end of the radiator is provided with a centering piece, the bottom of the centering piece is provided with an LED lamp panel, and the LED lamp panel is connected to the bottom of the radiator.

Preferably, the LED lamp panel top and the piece bottom contact placed in middle, just LED lamp panel bottom is provided with the heat-conducting plate, heat-conducting plate bottom and heat-insulating pad top contact.

Preferably, a reflecting cup is arranged inside the upper part of the radiator, a lens is arranged on the surface above the reflecting cup, and a waterproof ring is sleeved on the surface of the lens.

Preferably, the waterproof ring is sleeved on the upper surface of the radiator, an attack head is arranged above the waterproof ring, and the attack head is sleeved on the upper surface of the head bin shell.

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

according to the utility model, the LED radiating part and the plurality of hollowed-out holes are arranged, so that the air outside the head bin shell and the air around the radiator inside the head bin shell are caused to be convection, and the heat generated by the lighting of the LED lamp panel can be timely emitted to the outside, thereby avoiding influencing the service life of the LED lamp panel.

Drawings

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

FIG. 2 is a schematic view of the overall structure of the head cartridge housing of the present utility model;

FIG. 3 is an exploded view of the head cartridge housing of the present utility model;

fig. 4 is an exploded view of the LED heat sink of the present utility model.

In the figure: 1. a flashlight body; 11. a head cartridge housing; 111. a hollowed hole; 112. a main board assembly; 113. a heat insulating gasket; 114. an LED heat dissipation member; 1141. a heat sink; 1142. a centering piece; 1143. an LED lamp panel; 1144. a heat conductive plate; 15. a 0-shaped ring; 116. a reflective cup; 117. a lens; 118. a waterproof ring; 119. attack the head.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should 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", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-4, the present utility model is described in detail by the following embodiments:

the utility model provides a flashlight heat radiation structure, includes flashlight body 1, and flashlight body 1 top is provided with the head storehouse casing 11 that is used for the illumination, and a plurality of fretwork hole 111 has been seted up to head storehouse casing 11 top surface, and the inside bottom of head storehouse casing 11 is provided with mainboard subassembly 112, and mainboard subassembly 112 top surface is provided with thermal-insulated gasket 113, and thermal-insulated gasket 113 top is provided with two upper and lower symmetrical 0 shape circle 115, two 0 shape circle 115 joint on head storehouse casing 11 inner wall.

In this embodiment, through being provided with a plurality of fretwork hole 111 on head storehouse casing 11 surface, can make the air that external air and radiator 1141 are nearby circulate each other to reach radiating effect, be provided with heat insulating pad 113 and two 0 shape circles 115 in head storehouse casing 11 simultaneously, can separate radiator 1141 and head storehouse casing 11, prevent that heat from directly conducting to head storehouse casing 11, avoid scalding the hand.

LED cooling part 114, LED cooling part 114 set up in head storehouse casing 11, and are located a plurality of fretwork hole 111 department for the heat dissipation when head storehouse casing 11 illumination, LED cooling part 114 includes: the radiator 1141, the radiator 1141 sets up between two 0 shape circles 115, and radiator 1141 passes through two 0 shape circles 115 and the inside sealing connection of head storehouse casing 11, and radiator 1141 is located a plurality of fretwork hole 111 department, radiator 1141 bottom middle part is provided with centering piece 1142, centering piece 1142 bottom is provided with LED lamp plate 1143, LED lamp plate 1143 connects in radiator 1141 bottom, LED lamp plate 1143 top and centering piece 1142 bottom contact, and LED lamp plate 1143 bottom is provided with heat-conducting plate 1144, heat-conducting plate 1144 bottom and heat-insulating gasket 113 top contact, radiator 1141 top inside is provided with reflector cup 116, reflector cup 116 top surface is provided with lens 117, lens 117 surface cover is equipped with waterproof circle 118, waterproof circle 118 cup joints in radiator 1141 top surface, and waterproof circle 118 top is provided with attack head 119, attack head 119 cup joints in head storehouse casing 11 top surface.

It should be noted that the heat sink 1141, the reflector cup 116, the lens 117, the waterproof ring 118, and the attack head 119 are hermetically fixed.

In the embodiment, by arranging the heat conducting plate 1144 and the heat radiator 1141, the heat generated by the illumination of the LED lamp panel 1143 can be timely conducted to the outer side of the head bin housing 11, so that the influence on the service life of the LED lamp panel 1143 due to overhigh heat is avoided; the centering piece 1142 is arranged, so that the light spot of the LED lamp panel 1143 can be centered; and a waterproof ring 118 is arranged to play a role in waterproof and dustproof.

When the LED lamp panel 1143 is lightened to generate heat, at the moment, the heat generated by the LED lamp panel 1143 can be conducted to the radiator 1141 through the conduction of the heat conducting plate 1144, because the radiator 1141 is connected to the head bin shell 11 through the two 0-shaped rings 115, and the heat insulating gaskets 113 are arranged at the bottom of the heat conducting plate 1144, the two 0-shaped rings 115 and the heat conducting plate 1144 can effectively separate the head bin shell 11 of the radiator 1141, so that the heat is prevented from being directly transferred to the head bin shell 11, the hand scalding can be avoided, the use feeling of a user can be improved, meanwhile, when the radiator 1141 radiates heat, because the surface of the head bin shell 11 is provided with the plurality of hollowed holes 111, at the moment, the outside air can enter the head bin shell 11 through the plurality of hollowed holes 111 and is convected with the air around the radiator 1141, and the heat on the surface of the radiator 1141 can be rapidly emitted out from the plurality of hollowed holes 111, and the service life of the LED lamp panel 3 can be prevented from being influenced.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A flashlight heat radiation structure, characterized by comprising:

the flashlight comprises a flashlight body (1), wherein a head bin shell (11) for lighting is arranged above the flashlight body (1), and a plurality of hollowed-out holes (111) are formed in the surface above the head bin shell (11);

the LED heat dissipation components (114), the LED heat dissipation components (114) are arranged in the head bin shell (11) and are positioned at the hollowed-out holes (111) for heat dissipation when the head bin shell (11) is illuminated.

2. The flashlight heat dissipating structure of claim 1, wherein: the head bin is characterized in that a main board assembly (112) is arranged at the bottom end inside the head bin shell (11), and a heat insulation gasket (113) is arranged on the surface above the main board assembly (112).

3. The flashlight heat dissipating structure of claim 2, wherein: two 0-shaped rings (115) which are vertically symmetrical are arranged above the heat insulation gasket (113), and the two 0-shaped rings (115) are clamped on the inner wall of the head bin shell (11).

4. The flashlight heat dissipating structure of claim 1, wherein: the LED heat dissipation member (114) includes:

radiator (1141), radiator (1141) set up between two 0 shape circles (115), just radiator (1141) are through two 0 shape circles (115) and head storehouse casing (11) inside sealing connection, just radiator (1141) are located a plurality of fretwork hole (111) department.

5. The flashlight heat dissipating structure of claim 4, wherein: the middle part of the bottom end of the radiator (1141) is provided with a centering piece (1142), the bottom of the centering piece (1142) is provided with an LED lamp panel (1143), and the LED lamp panel (1143) is connected to the bottom of the radiator (1141).

6. The flashlight heat dissipating structure of claim 5, wherein: the LED lamp panel (1143) top and centering piece (1142) bottom contact, just LED lamp panel (1143) bottom is provided with heat-conducting plate (1144), heat-conducting plate (1144) bottom and heat-insulating pad (113) top contact.

7. The flashlight heat dissipating structure of claim 4, wherein: the radiator is characterized in that a reflecting cup (116) is arranged inside the upper portion of the radiator (1141), a lens (117) is arranged on the surface above the reflecting cup (116), and a waterproof ring (118) is sleeved on the surface of the lens (117).

8. The flashlight heat dissipating structure of claim 7, wherein: waterproof circle (118) cup joint in radiator (1141) top surface, just waterproof circle (118) top is provided with attack head (119), attack head (119) cup joint in head storehouse casing (11) top surface.