CN220817527U

CN220817527U - Lighting device

Info

Publication number: CN220817527U
Application number: CN202322343646.7U
Authority: CN
Inventors: 刘清梅
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-08-30
Filing date: 2023-08-30
Publication date: 2024-04-19
Anticipated expiration: 2033-08-30

Abstract

The utility model discloses a lighting device, which comprises a shell component and a lamp panel, wherein one end of the lamp panel is provided with a lamp bead, the middle part of the lamp panel is provided with a controller, the shell component consists of a heat dissipation chamber and a precursor, the inside of the heat dissipation chamber is provided with a water cooling component, the water cooling component consists of a liquid storage tank, a water pump is arranged in the liquid storage tank, the output end of the water pump is provided with a water cooling copper pipe, the other end of the water cooling copper pipe flows back into the liquid storage tank, the outer wall of the top of the lamp panel is provided with a heat dissipation plate, one side of the heat dissipation plate is provided with a side plate extending downwards, and heat dissipation silicone grease is filled between the water cooling copper pipe and the side plate. The lighting device disclosed by the utility model can provide a good working environment for electronic components in the controller on the lamp panel, and is beneficial to improving the technical effects of service life and sensitivity of the device.

Description

Lighting device

Technical Field

The utility model relates to the technical field of automobile illumination, in particular to an illumination device.

Background

In the existing lighting lamp of the automobile, main components are a lamp panel with lamp beads and a micro controller arranged on the lamp panel, and most of the micro controller adopts a singlechip as a core and is added with an externally-attached circuit module for working, so that the effects of low energy consumption, multiple modes and high response speed are realized.

In the actual use process, the singlechip has higher requirements on the working environment, and the high temperature can influence the precision and the sensitivity of the electronic devices in the singlechip and the accessory circuit modules thereof. However, the existing automotive lighting device basically has no heat dissipation mechanism, so that the temperature on the lamp panel is higher when the vehicle turns on the lamp for a long time, and the service life and sensitivity of the device are affected, and therefore, an automotive lighting device with a better heat dissipation mechanism is needed.

Disclosure of utility model

The utility model discloses a lighting device, which aims to solve the technical problems that the temperature on a lamp panel is higher when a vehicle lamp is turned on for a long time to run, and the service life and the sensitivity of the device are further influenced.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The utility model provides a lighting device, includes casing subassembly and lamp plate, the one end of lamp plate is provided with the lamp pearl, the middle part of lamp plate is provided with the controller, including temperature sensor in the controller, the casing subassembly comprises radiator and precursor, the inside of radiator is provided with water-cooling subassembly, water-cooling subassembly comprises the liquid reserve tank, be provided with the water pump in the liquid reserve tank, the output of water pump is provided with the water-cooling copper pipe, the other end backward flow of water-cooling copper pipe arrives in the liquid reserve tank, one side of liquid reserve tank has two joints through two independent flange joint, two through-holes have been seted up to one side outer wall of radiator, the top outer wall of lamp plate is provided with the heating panel, one side of heating panel is provided with the curb plate of downward extension, the curb plate with water-cooling copper pipe looks adaptation, the water-cooling copper pipe with it has the heat dissipation silicone grease to fill between the curb plate.

When the temperature sensor in the lamp panel controller detects that the temperature of the lamp panel is higher, the controller controls the water pump in the water cooling assembly to work, and low-temperature liquid is contacted with the side plate through the water cooling copper pipe, so that heat on the lamp panel is conveniently conducted to the water cooling copper pipe through the side plate and the silicone grease, heat exchange is carried out between the low-temperature liquid and liquid flowing in the water cooling copper pipe, the temperature on the lamp panel is reduced, and a good working environment is provided for electronic devices in the controller; the side plate is used for increasing the contact area between the water-cooling copper pipe and the heat dissipation plate, the liquid water-cooling heat dissipation effect is stronger than the air self-cooling heat dissipation, the water-cooling heat dissipation provides good working environment for electronic components in the controller, and the service life and the sensitivity of the device are improved.

In a preferred scheme, the first aperture has all been seted up to the one end outer wall of lamp plate with the one end outer wall of precursor, be provided with the connecting piece in the first aperture, the connecting piece is the screw, through the one end fixed connection of screw with the one end of lamp plate and precursor, the standing groove has been seted up to the bottom outer wall of precursor, the standing groove with lamp plate looks adaptation, heat dissipation room top inner wall is provided with the spliced pole, the spliced pole carries out fixed connection through the one end of screw with the lamp plate to this is with lamp plate fixed mounting in the below of casing, and the standing groove that sets up can effectively promote the protection effect of device to the lamp plate.

In a preferred scheme, toggle buckles are fixedly arranged on the outer walls of the two opposite sides of the joint of the heat dissipation chamber and the precursor, and chamfer angles are arranged on the outer walls of the two sides of the toggle buckles; when the shell component is disassembled, after the shell component is completely disconnected with the bolts on the automobile lamp cover, the shell component is connected with the automobile lamp cover due to the existence of the toggle buckle, so that the shell component is prevented from falling directly, and the shell component slides out of the slideway of the automobile lamp cover, so that the disassembly of the shell component is realized conveniently.

In a preferred scheme, a communication door is arranged on the outer wall of one side of the heat dissipation chamber, and the arranged communication door is convenient for installing a water cooling assembly in the heat dissipation chamber; a top cover is arranged at the top of the heat dissipation chamber, a mounting hole is formed in one corner of the heat dissipation chamber, and a clamping groove is formed in the top of the inner wall of the heat dissipation chamber; the clamping groove is matched with the liquid storage tank in the water cooling assembly in a direction, and insulating water cooling liquid is arranged in the liquid storage tank.

In a preferred scheme, the light trough has been seted up to the top outer wall of precursor, the light trough with lamp pearl looks adaptation, the top outer wall of lamp plate is provided with the elasticity briquetting, and the elasticity briquetting of setting presses the heat dissipation board at the top outer wall of lamp plate, reduces the rocking of heating panel before installing the lamp plate at housing assembly.

From the above, a lighting device, including casing subassembly and lamp plate, the one end of lamp plate is provided with the lamp pearl, the middle part of lamp plate is provided with the controller, the casing subassembly comprises heat dissipation room and precursor, the inside of heat dissipation room is provided with water-cooling component, water-cooling component comprises the liquid reserve tank, be provided with the water pump in the liquid reserve tank, the output of water pump is provided with water-cooling copper pipe, the other end backward flow of water-cooling copper pipe arrives in the liquid reserve tank, one side of liquid reserve tank has two joints through two independent flange connections, two through-holes have been seted up to one side outer wall of heat dissipation room, the top outer wall of lamp plate is provided with the heating panel, one side of heating panel is provided with the curb plate of downwardly extending, the curb plate with water-cooling copper pipe looks adaptation, the water-cooling copper pipe with it has the heat dissipation silicone grease to fill between the curb plate. The lighting device provided by the utility model can provide a good working environment for electronic components in the controller on the lamp panel, and is beneficial to improving the service life and the technical effect of sensitivity of the device.

None of the parts of the device are the same as or can be implemented using prior art.

Drawings

Fig. 1 is a schematic structural diagram of a lighting device according to the present utility model.

Fig. 2 is a schematic diagram of a lamp panel structure of a lighting device according to the present utility model.

Fig. 3 is a schematic diagram of a water cooling assembly of a lighting device according to the present utility model.

Fig. 4 is a schematic diagram of a housing assembly of a lighting device according to the present utility model.

Fig. 5 is a schematic diagram of a water-cooled copper tube of a lighting device according to the present utility model.

In the accompanying drawings: 1. a precursor; 2. a bump; 3. a heat dissipation chamber; 4. a top cover; 5. a lamp groove; 6. toggle the buckle; 7. a communication door; 8. a water cooling assembly; 9. a mounting hole; 10. a protective pad; 11. an elastic pressing block; 12. a heat dissipation plate; 13. a lamp bead; 14. a lamp panel; 15. water-cooling the copper pipe; 16. a placement groove; 17. a connecting column; 18. and a clamping groove.

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.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices 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.

The utility model discloses a lighting device with a heat dissipation mechanism, which is mainly applied to a scene that a vehicle turns on a car lamp for a long time to drive so that the temperature on a lamp panel is higher and the service life and the sensitivity of the device on the lamp panel are influenced.

Referring to fig. 1, fig. 2 and fig. 3, a lighting device comprises a housing assembly and a lamp panel 14, one end of the lamp panel 14 is provided with a lamp bead 13, the middle part of the lamp panel 14 is provided with a controller, the controller comprises a temperature sensor for detecting the temperature of the environment where the lamp panel 14 is located, the housing assembly consists of a radiating chamber 3 and a precursor 1, the inside of the radiating chamber 3 is provided with a water cooling assembly 8, the water cooling assembly 8 consists of a liquid storage tank, a water pump is arranged in the liquid storage tank, the output end of the water pump is provided with a water cooling copper pipe 15, the other end of the water cooling copper pipe 15 flows back into the liquid storage tank, one side of the liquid storage tank is connected with two connectors through two independent flanges, two through holes are formed in the outer wall of one side of the radiating chamber 3, the two connectors are positioned at the through holes, the two connectors are used for connecting a water cooling mechanism of an automobile, the water cooling mechanism is used for reducing the temperature of liquid in the water pipe, the outer wall of the top of the lamp panel 14 is provided with a radiating plate 12, one side of the radiating plate 12 is provided with a downward extending side plate, the side plate is matched with the water cooling copper pipe 15, the water cooling assembly 8 is filled between the water cooling assembly 15 and the side is formed by a liquid cooling copper pipe, the liquid cooling device, the water cooling device is better than the electronic device has a good heat dissipation effect, and the electronic device is beneficial to the service life of the heat dissipation device.

Referring to fig. 4, in a preferred embodiment, the outer wall of one end of the lamp panel 14 and the outer wall of one end of the precursor 1 are provided with first small holes, a connecting piece is arranged in the first small holes, one end of the lamp panel 14 is fixedly connected with one end of the precursor 1 through a screw, the outer wall of the bottom of the precursor 1 is provided with a placing groove 16, the placing groove 16 is matched with the lamp panel 14, the inner wall of the top of the heat dissipation chamber 3 is provided with a connecting column 17, the connecting column 17 is fixedly connected with one end of the lamp panel 14 through the screw, so that the lamp panel 14 is fixedly arranged below the shell, and the placed groove 16 can effectively improve the protection effect of the device on the lamp panel 14; the inner wall of the lamp groove 5 is provided with a concave area, so that when the lamp beads 13 are placed at the lamp groove 5, positive and negative motors at two ends of the lamp post are positioned in the concave area of the lamp groove 5, positive and negative wiring pins of the lamp post 13 are prevented from being contacted with the precursor 1, and the anti-creeping characteristic of the device is improved.

Referring to fig. 1, in a preferred embodiment, toggle buckles 6 are fixedly installed on outer walls of two opposite sides of a connection part of the heat dissipation chamber 3 and the precursor 1, and chamfers are arranged on outer walls of two sides of the toggle buckles 6; when the shell component is disassembled, after the shell component is completely disconnected with the bolts on the automobile lamp cover, the shell component is connected with the automobile lamp cover due to the poking buckle 6, so that the shell component is prevented from falling directly, and the shell component slides out of the slideway of the automobile lamp cover, so that the disassembly of the shell component is facilitated.

Referring to fig. 1 and 4, in a preferred embodiment, the top outer wall of the precursor 1 is provided with a bump 2, the bump 2 is gradually bundled from bottom to top, and the bump 2 has a bottomless cavity structure, so that the cavity portion is convenient for adapting to electronic devices on the circuit board of the lamp panel 14.

Referring to fig. 1, in a preferred embodiment, a protection pad 10 is provided in each of through holes at one side of a heat dissipation chamber 3, and the protection pad 10 is made of rubber; the rubber pad that sets up is used for avoiding connecting the water pipe of liquid reserve tank and the through-hole inner wall to take place the friction to this protection water pipe.

Referring to fig. 1 and 2, in a preferred embodiment, a communication door 7 is opened at one side outer wall of the heat dissipation chamber 3; the communication door 7 is arranged to facilitate the installation of the water cooling component 8 in the heat dissipation chamber 3; a top cover 4 is arranged at the top of the heat dissipation chamber 3, a mounting hole 9 is arranged at one corner of the heat dissipation chamber 3, and a clamping groove 18 is formed at the top of the inner wall of the heat dissipation chamber 3 with reference to FIG. 4; the clamping groove 18 is matched with a liquid storage tank in the water cooling assembly 8, and insulating water cooling liquid is arranged in the liquid storage tank.

Referring to fig. 1 and 2, in a preferred embodiment, a lamp groove 5 is formed in the top outer wall of the precursor 1, the lamp groove 5 is matched with a lamp bead 13, an elastic pressing block 11 is arranged on the top outer wall of a lamp panel 14, the arranged elastic pressing block 11 presses a heat dissipation plate 12 on the top outer wall of the lamp panel 14, and shaking of the heat dissipation plate 12 is reduced before the lamp panel 14 is mounted on a shell assembly.

Adopt single lamp pearl 13 on this scheme lamp plate 14, consequently adopt the ply-yarn drill of two electric pins on this lamp plate, carry out electric connection through ply-yarn drill and external power source, adopt long wire to carry out electric connection between ply-yarn drill and the lamp plate, and be provided with driving circuit board in the middle section of long wire, the driving circuit board of setting divide into two with long wire, change traditional ply-yarn drill of fixing on the outer wall of heat dissipation chamber 3 one side into external connection's structure from this for the installation of ply-yarn drill is more nimble.

Generally, the water-cooling copper pipe 15 can be installed only beside the heat dissipation plate 12, and the condensate is filled in the water-cooling copper pipe 15 and then sealed, namely, the condensate is sealed in the water-cooling copper pipe, so that heat can be absorbed by the heat dissipation plate 12, the temperature of the heat dissipation plate 12 rises slowly, the lamp beads 13 can be well protected, and the duration of the heat absorption is short.

In another embodiment, the heat exchange liquid stored in the liquid storage tank is a caramar cooling machine oil, a part of the water cooling copper pipe 15 close to the side plate is connected with the output end of the water pump, the water cooling copper pipe 15 has good heat conduction performance of metal, the heat dissipation speed is high, water in the water cooling copper pipe 15 can further cool the water cooling copper pipe 15, the water cooling copper pipe 15 is connected with the outside, so that heat is dissipated to the outside, the heat can be quickly cooled and circulated for heat dissipation, and the heat dissipation device has sustainability.

Referring to fig. 4 and 5, in a preferred embodiment, an aluminum foil in a bent shape is provided on an outer wall of one end of the water-cooled copper pipe 15 near the heat dissipation chamber 3, and in fig. 4, a dotted line portion represents a fan, and the fan is fixedly installed on an inner wall of one side of the heat dissipation chamber 3; in fig. 4, a solid line with double arrows and thickened indicates the air outlet direction of the fan, namely, the air outlet direction of the fan blows to the lamp beads, so that the aluminum plate and the lamp beads are cooled; when the cooling device is specifically used, the fan works to cool the aluminum plate and the water cooling pipe, if the temperature of the lamp beads exceeds a set value, the water pump is started at the moment, and the cooling is performed by two modes of water cooling and air cooling.

Working principle: when the lamp panel 14 is used, when the temperature sensor in the lamp panel 14 controller detects that the temperature of the lamp panel 14 is higher, the controller controls the water pump in the water cooling assembly 8 to work, low-temperature liquid is contacted with the side plate through the water cooling copper pipe 15, so that heat on the lamp panel 14 is conveniently conducted to the water cooling copper pipe 15 through the side plate and silicone grease, heat exchange is carried out between the heat on the lamp panel 14 and the liquid flowing in the water cooling copper pipe 15, the temperature on the lamp panel 14 is reduced, and a good working environment is provided for electronic devices in the controller; the side plates are used for increasing the contact area between the water-cooling copper pipe 15 and the heat dissipation plate 12, so that the service life and the sensitivity of the device are improved.

The above description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto. The substitutions may be partial structures, devices, or method steps, or may be a complete solution. The technical proposal and the utility model concept are equivalent to or changed in accordance with the utility model, and the utility model is covered in the protection scope of the utility model.

Claims

1. The utility model provides a lighting device, includes casing subassembly and lamp plate (14), the one end of lamp plate (14) is provided with lamp pearl (13), the middle part of lamp plate (14) is provided with the controller, including temperature sensor in the controller, its characterized in that, casing subassembly comprises radiator unit (3) and precursor (1), the inside of radiator unit (3) is provided with water-cooling subassembly (8), water-cooling subassembly (8) comprise the liquid reserve tank, be provided with the water pump in the liquid reserve tank, the output of water pump is provided with water-cooling copper pipe (15), the other end backward flow of water-cooling copper pipe (15) reaches in the liquid reserve tank, one side of liquid reserve tank has two joints through two independent flange connections, two through-holes have been seted up to one side outer wall of radiator unit (3), the top outer wall of lamp plate (14) is provided with heating panel (12), one side of heating panel (12) is provided with the curb plate that extends downwards, curb plate with water-cooling copper pipe (15) looks adaptation, water-cooling copper pipe (15) are filled with between the curb plate has the heat dissipation grease.

2. The lighting device according to claim 1, characterized in that a first small hole is formed in an outer wall of one end of the lamp panel (14) and an outer wall of one end of the precursor (1), a connecting piece is arranged in the first small hole, a placing groove (16) is formed in an outer wall of the bottom of the precursor (1), the placing groove (16) is matched with the lamp panel (14), a connecting column (17) is arranged on an inner wall of the top of the heat dissipation chamber (3), and the connecting column (17) is fixedly connected with one end of the lamp panel (14) through a screw.

3. A lighting device as claimed in claim 2, characterized in that toggle buckles (6) are fixedly arranged on the outer walls of the two opposite sides of the junction of the heat dissipation chamber (3) and the precursor (1), and chamfers are arranged on the outer walls of the two sides of the toggle buckles (6).

4. A lighting device as claimed in claim 1, characterized in that the top outer wall of the precursor (1) is provided with a bump (2), the bump (2) is gradually convergent from bottom to top, and the bump (2) is of a bottomless cavity structure.

5. A lighting device as claimed in claim 1, characterized in that a protective pad (10) is arranged in the through-hole on one side of the heat dissipation chamber (3), the protective pad (10) being made of rubber.

6. The lighting device according to claim 1, characterized in that a communication door (7) is provided on an outer wall of one side of the heat dissipation chamber (3), a top cover (4) is provided on the top of the heat dissipation chamber (3), a mounting hole (9) is provided at one corner of the heat dissipation chamber (3), and a clamping groove (18) is provided on the top of an inner wall of the heat dissipation chamber (3).

7. A lighting device as claimed in any one of claims 1-6, characterized in that a lamp groove (5) is provided on the top outer wall of the precursor (1), the lamp groove (5) is adapted to the lamp beads (13), and an elastic pressing block (11) is provided on the top outer wall of the lamp panel (14).