CN213840575U

CN213840575U - Light source device capable of switching heat dissipation modes

Info

Publication number: CN213840575U
Application number: CN202023306404.3U
Authority: CN
Inventors: 郑境伸; 钟超; 孙顷
Original assignee: Guangdong OPT Machine Vision Co Ltd
Current assignee: Guangdong OPT Machine Vision Co Ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-07-30
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a light source device with switchable heat dissipation modes, which comprises a casing, a heat dissipation plate, a PCB board and a plurality of LED lights. A number of LED lamps are fixedly installed at the connection with the housing, a cooling water channel is provided inside the heat dissipation plate, and interfaces are provided at both ends of the heat dissipation plate. Mold design, combined with fan heat dissipation and water cooling heat dissipation structure; the light source device can switch the heat dissipation mode according to the heat dissipation environment and brightness conditions; it can be applied to different heat dissipation environments and meet the requirements of production brightness conditions, and can also be used in the same heat dissipation environment and production brightness conditions. It can also be used in combination with a variety of heat dissipation methods to maximize the heat dissipation effect.

Description

Light source device capable of switching heat dissipation modes

Technical Field

The utility model relates to a light source technical field specifically is a light source device of changeable radiating mode.

Background

At present, various LEDs are widely applied to visual lighting, but the heat dissipation performance of products becomes an important parameter due to the characteristic of high heat productivity of the LEDs.

The heat dissipation method adopted by the industry for the light source device generally includes:

1. the light source device has the advantages that natural heat dissipation is achieved, the heat dissipation area of the light source is enlarged by adding the heat dissipation fins made of aluminum alloy or copper materials, a certain heat dissipation effect is achieved, the effect of the heat dissipation mode is not good, and only the light source device with small heat productivity, low brightness and small current can be used.

2. The fan is used for heat dissipation, on the basis of the heat dissipation fins, the fan is added for blowing air, the air flow of the heat dissipation fins is accelerated, so that the heat exchange is accelerated, the temperature of a device is reduced, the heat dissipation effect is better than that of natural heat dissipation, and the fan is suitable for medium and high power light sources, and is the most commonly adopted heat dissipation mode for the high power light sources in the industry at present.

3. The air cooling heat dissipation is realized by adding a sealing heat dissipation part at a position close to an LED heating source, the sealing part is a sealing cavity, heat dissipation fins are arranged in the cavity, an air inlet and an air outlet are respectively formed in two ends of the cavity, air is blown towards the air inlet by using an air pump, the air pressure is higher, the air flow is large, the heat dissipation effect is better, the effect of the air cooling heat dissipation is better than that of a fan, the condition of air connection is required, and the use cost is higher.

4. The cold water heat dissipation is through doing the cooling water transportation way at the inside heat dissipation part of light source, and one end water receiving comes in, and one end connects the drainage and goes out, takes away the heat through the flow of water, and this cooling method effect is better, but the installation space that needs is great, and use cost is high, generally is used for the light source device that has special cooling requirement, and cold water heat dissipation will have the condition that can the water receiving.

The existing light source cooling mode is single, when brightness and current are to be improved, the heat dissipation mode of the light source device cannot be switched, and the heat dissipation effect is improved. For example: 1. the light source device with low current and low brightness requirement is used, the natural heat dissipation mode of the light source is selected under the condition, the power consumption is low, and the service life of the LED is longer. 2. The current and brightness requirements are greater than those of a natural heat dissipation light source device, when the emission amount is high, the heat dissipation fan heat dissipation mode is selected for the light source under the condition, the current is increased on the basis of the natural heat dissipation light source, and the brightness is improved. 3. The light source brightness requirement is higher than cold air and fan heat radiation light source, and the installation space accords with the water receiving and cooling requirement. This high heat situation selects cold water heat rejection.

When the brightness of the light source device is brighter in production requirement, if the cooling mode of the light source device cannot be switched, the heat dissipation effect is improved, and then the light source device can only be replaced by a plurality of light source devices with different heat dissipation modes, so that the production and manufacturing cost is improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a light source device of changeable radiating mode to when solving the production demand light source device luminance that proposes in the above-mentioned background art brighter, if the unable switching of light source device cooling method, promote the radiating effect, so can only be a plurality of different radiating mode's light source device replacement use, can improve manufacturing cost's problem like this.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a light source device of changeable radiating mode, includes shell, heating panel, PCB board and a plurality of LED lamp, the bottom fixedly connected with PCB board of shell, the bottom fixedly connected with heating panel of PCB board, the junction fixed mounting of PCB board and shell has a plurality of LED lamp, the cooling water course has been seted up to the inside of heating panel, the interface has all been seted up at the both ends of heating panel, two the interface communicates with each other with the both ends of cooling water course respectively, a plurality of self tapping screw hole, a plurality of have been seted up to the bottom of heating panel self tapping screw hole has a plurality of cooling fan, a plurality of through a plurality of self tapping screw fixed mounting cooling fan evenly distributed.

As an optimized technical scheme of the utility model, the bottom and both sides of heating panel are all fixed and are provided with a plurality of fin.

As a preferred technical scheme of the utility model, a plurality of self-tapping screw sets up respectively in four corners of a plurality of cooling fan, a plurality of self-tapping screw is relative with a plurality of self-tapping screw hole center respectively.

As an optimal technical scheme of the utility model, two the interface is respectively through the one end threaded connection of the one end of the inside screw thread of seting up some screw teeth and water connectors.

As an optimized technical scheme of the utility model, the other end of water connectors and the other end of water connectors are fixed respectively and are communicated with outlet pipe and inlet tube.

Compared with the prior art, the beneficial effects of the utility model are that: the heat dissipation structure adopts a profile integrated demolding design and is combined with a fan heat dissipation structure and a water-cooling heat dissipation structure; the light source device can switch the heat dissipation mode according to the heat dissipation environment and the brightness condition; the LED lamp can be suitable for different heat dissipation environments and meet the requirements of production brightness conditions, and can also be subjected to heat dissipation switching under the same heat dissipation environment and production brightness conditions; and multiple heat dissipation modes can be mixed for use, so that the heat dissipation effect is improved to the maximum extent.

Drawings

Fig. 1 is an elevation view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is an exploded view of the cooling fan of the present invention;

fig. 4 is a bottom view of the present invention;

FIG. 5 is a cross-sectional view of the heat dissipating plate of the present invention;

fig. 6 is a schematic structural view of the utility model with the outer shell removed;

fig. 7 is a side sectional view of the heat dissipating plate of the present invention.

In the figure: 1. a housing; 2. screw teeth; 3. a water outlet joint; 4. a cooling water channel; 5. a cooling fan; 6. a water inlet joint; 7. a heat dissipation plate; 8. a self-tapping screw; 9. a PCB board; 10. an LED lamp; 11. a water outlet pipe; 12. a water inlet pipe; 13. tapping a threaded hole; 14. an interface; 15. and a heat sink.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-7, the utility model provides a light source device of changeable radiating mode, which comprises an outer shell 1, heating panel 7, PCB board 9 and a plurality of LED lamp 10, the bottom fixedly connected with PCB board 9 of shell 1, the bottom fixedly connected with heating panel 7 of PCB board 9, PCB board 9 and the junction fixed mounting of shell 1 have a plurality of LED lamp 10, cooling water course 4 has been seted up to the inside of heating panel 7, interface 14 has all been seted up at the both ends of heating panel 7, two interfaces 14 communicate with each other with the both ends of cooling water course 4 respectively, a plurality of self tapping hole 13 has been seted up to the bottom of heating panel 7, a plurality of self tapping hole 13 has a plurality of cooling fan 5 through a plurality of self tapping screw 8 fixed mounting, a plurality of cooling fan 5 evenly distributed.

Preferably, the bottom and both sides of the heat dissipation plate 7 are both fixedly provided with a plurality of heat dissipation fins 15, so that the heat dissipation effect is improved.

Preferably, a plurality of self-tapping screws 8 are respectively arranged at four corners of the plurality of cooling fans 5, the plurality of self-tapping screws 8 are respectively opposite to the centers of the plurality of self-tapping screw holes 13, and the self-tapping screws 8 penetrate through the four corners of the cooling fans 5 and are in threaded connection with the self-tapping screw holes 13 formed in the bottoms of the heat dissipation plates 7, so that the cooling fans 5 are stably and fixedly installed.

Preferably, the two connectors 14 are respectively in threaded connection with one end of the water outlet connector 3 and one end of the water inlet connector 6 through threads 2 arranged inside the connectors, and the two connectors 14 are connected with the water outlet connector 3 and the water inlet connector 6 through the threads 2.

Preferably, the other end of the water outlet joint 3 and the other end of the water inlet joint 6 are respectively and fixedly communicated with a water outlet pipe 11 and a water inlet pipe 12, and the water outlet joint 3 and the water inlet joint 6 are respectively connected with the water outlet pipe 11 and the water inlet pipe 12, so that the cooling water flows through the cooling water channel 4.

When the light source device is used, the plurality of LED lamps 10 emit a large amount of heat in use, the heat is absorbed into the heat dissipation plate 7, the cooling fan 5 rotates to drive airflow to flow rapidly and take away the heat on the heat dissipation plate 7, the heat dissipation is accelerated, and the heat dissipation mode is fan heat dissipation; according to the fact that the light absorption degrees of detected workpieces are different and the required brightness conditions are different, the water cooling heat dissipation mode can be switched, the water outlet connector 3 and the water inlet connector 6 are respectively connected with the water outlet pipe 11 and the water inlet pipe 12, water is connected into the cooling water channel 4 of the heat dissipation plate 7 through the water inlet connector 6 and then flows into the water inlet pipe 12 from the water outlet connector 3 to be discharged, water enters and exits at the same time, water flows rapidly to carry away heat of the heat dissipation plate 7, and the heat dissipation mode is water cooling heat dissipation; when the brightness of the light source device is reduced, the light source device can be switched into a fan for heat dissipation in a water-cooling heat dissipation mode, and when the brightness of the light source device is ultrahigh, the water-cooling heat dissipation mode and the fan for heat dissipation are mixed for use.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A light source device with a switchable heat dissipation method, comprising a casing (1), a heat dissipation plate (7), a PCB board (9) and several LED lamps (10), characterized in that: the bottom of the casing (1) A PCB board (9) is fixedly connected, a heat sink (7) is fixedly connected to the bottom of the PCB board (9), and a plurality of LED lights ( 10), a cooling water channel (4) is opened inside the heat dissipation plate (7), an interface (14) is opened at both ends of the heat dissipation plate (7), and the two interfaces (14) are respectively connected with the cooling water channel. The two ends of (4) are connected, and the bottom of the heat dissipation plate (7) is provided with a number of self-tapping threaded holes (13), and several of the self-tapping threaded holes (13) are fixed by a number of self-tapping screws (8). Several cooling fans (5) are installed, and the several cooling fans (5) are evenly distributed.

2 . The light source device with switchable heat dissipation modes according to claim 1 , wherein a plurality of heat dissipation fins ( 15 ) are fixedly arranged on the bottom and both sides of the heat dissipation plate ( 7 ). 3 .

3. A light source device with a switchable heat dissipation method according to claim 1, characterized in that: a plurality of the self-tapping screws (8) are respectively arranged at four corners of a plurality of cooling fans (5), and a plurality of The self-tapping screws (8) are respectively opposite to the centers of the self-tapping screw holes (13).

4. A light source device with a switchable heat dissipation method according to claim 1, wherein the two interfaces (14) pass through a screw thread (2) provided inside and one end of a water outlet connector (3) respectively. It is screwed to one end of the water inlet connector (6).

5. A light source device with a switchable heat dissipation mode according to claim 4, characterized in that: the other end of the water outlet joint (3) and the other end of the water inlet joint (6) are respectively connected with a water outlet pipe ( 11) and the water inlet pipe (12).