CN220103073U - Heat radiation structure of high-power flashlight - Google Patents
Heat radiation structure of high-power flashlight Download PDFInfo
- Publication number
- CN220103073U CN220103073U CN202321416786.6U CN202321416786U CN220103073U CN 220103073 U CN220103073 U CN 220103073U CN 202321416786 U CN202321416786 U CN 202321416786U CN 220103073 U CN220103073 U CN 220103073U
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- China
- Prior art keywords
- aluminum alloy
- alloy lamp
- cylinder body
- lamp cap
- silica gel
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- 230000005855 radiation Effects 0.000 title claims abstract description 6
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 58
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 30
- 239000000741 silica gel Substances 0.000 claims abstract description 30
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 30
- 238000009413 insulation Methods 0.000 claims abstract description 17
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 10
- 230000017525 heat dissipation Effects 0.000 claims description 16
- 230000001681 protective effect Effects 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 8
- 238000010586 diagram Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000000956 alloy Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model discloses a heat radiation structure of a high-power flashlight, which comprises an aluminum alloy lamp cap, an upper barrel body, a lower barrel body and a bottom cover, wherein a light-emitting assembly is arranged in the aluminum alloy lamp cap, a lithium battery power supply assembly electrically connected with the light-emitting assembly is arranged in the lower barrel body, the tail part of the aluminum alloy lamp cap is connected with one end of the upper barrel body, the other end of the upper barrel body is connected with one end of the lower barrel body, the other end of the lower barrel body is connected with the bottom cover, more than one air inlet hole is annularly arranged at the position, close to the upper barrel body, of the tail part of the aluminum alloy lamp cap, more than one air outlet hole is annularly arranged at the position, far away from the upper barrel body, of the end face of the aluminum alloy lamp cap, the air inlet hole is communicated with the air outlet hole to form a heat radiation air channel, a silica gel heat insulation pad is fixed between the upper barrel body and the aluminum alloy lamp cap, and the silica gel heat insulation pad is clamped in a clamping groove of the upper barrel body, and the other part of the silica gel heat insulation pad is inserted into the aluminum alloy lamp cap. This structure improves the radiating effect.
Description
Technical Field
The utility model relates to the technical field of flashlights, in particular to a heat dissipation structure of a high-power flashlight.
Background
Most of the existing high-power flashlights in the market are metal flashlights which are rechargeable, and a lithium battery is arranged in a barrel body of the flashlight to provide sustainable power supply illumination for the flashlights. However, in the process of actual lighting or charging, the flashlight can cause local heating of the flashlight body after long-time use, mainly because of heat conducted by the LED light source of the aluminum alloy lamp cap and heat emitted by the lithium battery, if the heat cannot be timely discharged, long-time aggregation can cause the temperature of the metal flashlight body to rise, the service life of the battery is reduced, and more serious explosion and combustion of the flashlight can cause unpredictable loss, so that the environment temperature of the use of the lithium battery in the flashlight aiming at a high-power metal flashlight body structure is one of the problems to be solved urgently.
Disclosure of Invention
The utility model aims to provide a heat dissipation structure of a high-power flashlight, which is used for solving the problem of poor heat dissipation effect of the conventional flashlight in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a heat radiation structure of high-power flashlight, includes aluminum alloy lamp holder, upper barrel, lower barrel and bottom be provided with the luminous subassembly in the aluminum alloy lamp holder, be provided with the lithium cell power supply module who is connected with the luminous subassembly electricity in lower barrel, the afterbody of aluminum alloy lamp holder be connected with the one end of upper barrel, the other end and the lower barrel one end of upper barrel are connected, the other end and the bottom of lower barrel the afterbody of aluminum alloy lamp holder is close to the position annular of upper barrel and is provided with more than one inlet port the terminal surface of aluminum alloy lamp holder is kept away from the position annular of upper barrel and is provided with more than one venthole, the inlet port with venthole intercommunication form the heat dissipation wind channel be fixed with a silica gel heat insulating pad between upper barrel and the aluminum alloy lamp holder, silica gel heat insulating pad joint is in the screens inslot of upper barrel, another part of silica gel heat insulating pad inserts in the aluminum alloy lamp holder.
Preferably, a silica gel protective sleeve is sleeved outside the aluminum alloy lamp cap.
As the preference, conveniently dismantle, silica gel heat insulating mattress and aluminum alloy lamp holder between fix through more than one screw that annular distributes, screw run through aluminum alloy lamp holder back with silica gel heat insulating mattress threaded connection.
Preferably, a switch button and an OLED display screen for displaying electric quantity are arranged on the upper cylinder body.
Preferably, the aluminum alloy lamp cap comprises an inner sleeve body and an outer sleeve body, a space exists between the outer sleeve body and the inner sleeve body, more than one connecting part is annularly arranged in the space, one end of each connecting part is connected with the inner side wall of the outer sleeve body, the other end of each connecting part is connected with the outer side wall of the inner sleeve body, one side of each adjacent two connecting parts is matched with each other to form the air inlet hole, the other side of each adjacent two connecting parts is matched with each other to form the air outlet hole, and the luminous component is fixed in the inner sleeve body.
Preferably, a lampshade is fixed at one end face of the inner sleeve body far away from the upper sleeve body, and a sealing ring is fixed between the lampshade and the inner sleeve body.
Preferably, a type-C charging port is provided on the bottom cover.
Preferably, the bottom cover and the lower cylinder body are connected in a screwing mode.
Preferably, the lower cylinder body and the upper cylinder body are connected in a screwing mode.
Compared with the prior art, the utility model has the following beneficial effects:
1. the head part is made of aluminum alloy material and is designed into a porous hollow heat dissipation structure, so that the heat dissipation effect of the whole lamp is greatly improved;
2. the aluminum alloy lamp cap adopts a mode of an inlet at one side and an outlet at the other side to realize a porous hollow structural design, so that an air duct is formed, heat in the aluminum alloy lamp cap is timely conducted out to the outside through an air convection mode and a heat dissipation contact surface is increased, most of heat is taken away, heat consumption is further accelerated, and an air cooling effect is achieved;
3. in addition, in order to prevent the aluminum alloy lamp cap part directly contacted by hands from being scalded, a layer of silica gel protective sleeve is added on the aluminum alloy lamp cap, and the texture of hand holding is increased;
4. in order to prevent heat from being conducted to a barrel part provided with a power supply and a battery through dry contact, a heat-insulating silica gel heat insulation pad 9 is designed between the upper barrel part and the aluminum alloy lamp cap part, and the silica gel material has the characteristics of good high temperature resistance, strong sealing performance and poor heat conductivity, so that a conduction path from the heat to the barrel part is blocked, the effect of protecting the power supply and the battery pack in the barrel is achieved, the heat conduction to the light source part of the aluminum alloy lamp cap 1 can be reduced, the temperature in the cavity of the barrel is at a lower level, and the protection of a power supply PCB (printed circuit board) and a key PCB (printed circuit board) and an OLED (organic light emitting diode) screen, particularly a lithium battery, is facilitated;
5. the battery pack is arranged in the lower cylinder body, and the lower cylinder body can be rotationally detached for independent charging. The user can be equipped with a set of lower body part more, has saved the time of charging in time when conveniently having no electricity.
Drawings
Fig. 1 is a schematic diagram of a heat dissipation structure of a high-power flashlight in the present embodiment;
fig. 2 is a schematic diagram of a heat dissipation structure of a high-power flashlight in the second embodiment;
FIG. 3 is an exploded view of FIG. 1;
fig. 4 is a schematic diagram of a heat dissipation structure of a high-power flashlight in the third embodiment;
fig. 5 is a schematic structural diagram of an aluminum alloy lamp cap in the present embodiment.
In the figure: the LED lamp comprises an aluminum alloy lamp cap 1, an upper cylinder 2, a lower cylinder 3, a bottom cover 4, a light-emitting component 5, a lithium battery power supply component 6, an air inlet 7, an air outlet 8, a silica gel heat insulation pad 9, a silica gel protective sleeve 10, screws 11, an OLED display screen 12, a switch button 13, an inner cylinder 101, an outer cylinder 102, a connecting part 103, a lamp shade 104, a sealing ring 105 and a type-C charging port 401.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments of the present utility model will be clearly and completely described in the following in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art without inventive faculty, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.
Examples
Referring to fig. 1-5, the heat dissipation structure of a high-power flashlight provided in this embodiment includes an aluminum alloy lamp cap 1, an upper barrel 2, a lower barrel 3 and a bottom cover 4, wherein a light emitting component 5 is disposed in the aluminum alloy lamp cap 1, and a lithium battery power supply component 6 electrically connected with the light emitting component 5 is disposed in the lower barrel 3, and is characterized in that: the tail of the aluminum alloy lamp cap 1 is connected with one end of the upper cylinder body 2, the other end of the upper cylinder body 2 is connected with one end of the lower cylinder body 3, the other end of the lower cylinder body 3 is connected with the bottom cover 4, more than one air inlet hole 7 is annularly arranged at the position, close to the upper cylinder body 2, of the tail of the aluminum alloy lamp cap 1, more than one air outlet hole 8 is annularly arranged at the position, far away from the upper cylinder body 2, of the end face of the aluminum alloy lamp cap 1, the air inlet hole 7 is communicated with the air outlet holes 8 to form a heat dissipation air channel, a silica gel heat insulation pad 9 is fixed between the upper cylinder body 2 and the aluminum alloy lamp cap 1, the silica gel heat insulation pad 9 is clamped in a clamping groove 201 of the upper cylinder body 2, and the other part of the silica gel heat insulation pad 9 is inserted into the aluminum alloy lamp cap 1.
Preferably, a silica gel protective sleeve 10 is sleeved outside the aluminum alloy lamp cap 1.
Preferably, the silica gel heat insulation pad 9 is convenient to detach, more than one screw 11 distributed in an annular mode is fixed between the silica gel heat insulation pad 9 and the aluminum alloy lamp cap 1, and the screw 11 penetrates through the aluminum alloy lamp cap 1 and then is in threaded connection with the silica gel heat insulation pad 9.
Preferably, a switch button 13 and an OLED display screen 12 for displaying electric quantity are provided on the upper barrel 2.
Preferably, the aluminum alloy lamp cap 1 includes an inner sleeve 101 and an outer sleeve 102, a space exists between the outer sleeve 102 and the inner sleeve 101, more than one connecting portion 103 is annularly arranged in the space, one end of each connecting portion 103 is connected with the inner side wall of the outer sleeve 102, the other end of each connecting portion 103 is connected with the outer side wall of the inner sleeve 101, one side of each adjacent connecting portion 103 is matched with an air inlet 7, the other side of each adjacent connecting portion 103 is matched with an air outlet 8, and the light emitting assembly 5 is fixed in the inner sleeve 101.
Preferably, a lamp cover 104 is fixed to an end surface of the inner sleeve 101 away from the upper cylinder 2, and a sealing ring 105 is fixed between the lamp cover 104 and the inner sleeve 101.
Preferably, a type-C charging port 401 is provided on the bottom cover 4.
Preferably, the bottom cover 4 and the lower cylinder body 3 are connected in a screwing way.
Preferably, the lower cylinder body 3 and the upper cylinder body 2 are connected in a screwing way.
The head part is made of aluminum alloy materials and is designed into a porous hollow heat dissipation structure through the structure, so that the heat dissipation effect of the whole lamp is greatly improved; the aluminum alloy lamp cap adopts a mode of an inlet at one side and an outlet at the other side to realize a porous hollow structural design, so that an air duct is formed, the heat in the aluminum alloy lamp cap 1 is timely led out to the outside through an air convection mode and a heat dissipation contact surface is increased, most of the heat is taken away, the heat consumption is further accelerated, and an air cooling effect is achieved; in addition, in order to prevent the part of the aluminum alloy lamp cap 1 which is directly contacted by hands from being scalded, a layer of silica gel protective sleeve 10 is added on the aluminum alloy lamp cap 1, and the hand-held texture is increased; in order to prevent heat from being conducted to a barrel part provided with a power supply and a battery through dry contact, a heat-insulating silica gel heat insulation pad 9 is designed between the upper barrel part 2 and the aluminum alloy lamp cap 1 part, and the silica gel material has the characteristics of good high temperature resistance, strong sealing performance and poor heat conductivity, so that a conduction path from the heat to the barrel part is blocked, the effect of protecting the power supply and the battery pack in the barrel is achieved, the heat conduction to the light source part of the aluminum alloy lamp cap 1 can be reduced, the temperature in the cavity of the barrel is at a lower level, and the protection of a power supply PCB (printed circuit board) and a key PCB (printed circuit board) and an OLED (organic light emitting diode) screen, particularly a lithium battery 6 is facilitated; the battery pack is arranged in the lower barrel body 3, and the lower barrel body 3 can be detached in a rotating way to be charged independently. The user can prepare a set of lower barrel 3 parts more, and the time of charging is saved by timely replacement when no electricity is available.
Claims (9)
1. The utility model provides a heat radiation structure of high-power flashlight, includes aluminum alloy lamp holder (1), upper barrel (2), lower barrel (3) and bottom (4) be provided with in aluminum alloy lamp holder (1) luminous subassembly (5), be provided with in lower barrel (3) with luminous subassembly (5) electricity be connected lithium cell power supply module (6), its characterized in that: the aluminum alloy lamp holder is characterized in that the tail of the aluminum alloy lamp holder (1) is connected with one end of the upper cylinder body (2), the other end of the upper cylinder body (2) is connected with one end of the lower cylinder body (3), the other end of the lower cylinder body (3) is connected with the bottom cover (4), more than one air inlet hole (7) are annularly arranged at the position, close to the upper cylinder body (2), of the tail of the aluminum alloy lamp holder (1), more than one air outlet hole (8) are annularly arranged at the position, far away from the upper cylinder body (2), of the end face of the aluminum alloy lamp holder (1), the air inlet holes (7) are communicated with the air outlet holes (8) to form a heat dissipation air channel, a silica gel heat insulation pad (9) is fixed between the upper cylinder body (2) and the aluminum alloy lamp holder (1), the silica gel heat insulation pad (9) is clamped in a clamping groove (201) of the upper cylinder body (2), and the other part of the silica gel heat insulation pad (9) is inserted into the aluminum alloy lamp holder (1).
2. The heat dissipating structure of a high power flashlight of claim 1, wherein: a silica gel protective sleeve (10) is sleeved outside the aluminum alloy lamp cap (1).
3. A heat dissipating structure for a high power flashlight of claim 1 or 2, wherein: the silica gel heat insulation pad (9) is fixed with the aluminum alloy lamp cap (1) through more than one screw (11) distributed in an annular mode, and the screw (11) penetrates through the aluminum alloy lamp cap (1) and then is in threaded connection with the silica gel heat insulation pad (9).
4. A heat dissipating structure for a high power flashlight of claim 3, wherein: the upper cylinder body (2) is provided with a switch button (13) and an OLED display screen (12) for displaying electric quantity.
5. The heat dissipating structure of a high power flashlight of claim 4, wherein: the aluminum alloy lamp cap (1) comprises an inner sleeve body (101) and an outer sleeve body (102), a distance exists between the outer sleeve body (102) and the inner sleeve body (101), more than one connecting portion (103) is annularly arranged in the distance, one end of each connecting portion (103) is connected with the inner side wall of the outer sleeve body (102), the other end of each connecting portion (103) is connected with the outer side wall of the inner sleeve body (101), one side of each adjacent connecting portion (103) is matched with each air inlet hole (7), the other side of each adjacent connecting portion (103) is matched with each air outlet hole (8), and the luminous assembly (5) is fixed in the inner sleeve body (101).
6. The heat dissipating structure of a high power flashlight of claim 5, wherein: a lampshade (104) is fixed on one end face, far away from the upper cylinder body (2), of the inner sleeve body (101), and a sealing ring (105) is fixed between the lampshade (104) and the inner sleeve body (101).
7. The heat dissipating structure of a high power flashlight of claim 6, wherein: a type-C charging port (401) is arranged on the bottom cover (4).
8. The heat dissipating structure of a high power flashlight of claim 7, wherein: the bottom cover (4) is connected with the lower cylinder body (3) in a screwing way.
9. The heat dissipating structure of a high power flashlight of claim 8, wherein: the lower cylinder body (3) is connected with the upper cylinder body (2) in a screwing way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321416786.6U CN220103073U (en) | 2023-06-06 | 2023-06-06 | Heat radiation structure of high-power flashlight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321416786.6U CN220103073U (en) | 2023-06-06 | 2023-06-06 | Heat radiation structure of high-power flashlight |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220103073U true CN220103073U (en) | 2023-11-28 |
Family
ID=88847116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321416786.6U Active CN220103073U (en) | 2023-06-06 | 2023-06-06 | Heat radiation structure of high-power flashlight |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220103073U (en) |
-
2023
- 2023-06-06 CN CN202321416786.6U patent/CN220103073U/en active Active
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