CN116360191A - High-efficiency heat dissipation telephoto projection lamp - Google Patents

Abstract

The invention discloses a high-efficiency heat-dissipation long-focus projection lamp, which comprises: the shell is provided with a hollow accommodating part, the outer side of the shell is provided with first radiating ribs at intervals, the inner side of the shell is provided with second radiating ribs at intervals, and the first radiating ribs and the second radiating ribs are positioned on the same straight line; the optical machine module is arranged in the accommodating part and comprises a heating component, a power supply and a heat dissipation plate, wherein the heating component and the power supply are respectively arranged on the heat dissipation plate; the heating component is provided with a first heating surface and a second heating surface, the first heating surface and the second heating surface face the heat dissipation plate, a first heat conduction piece is arranged between the first heating surface and the heat dissipation plate, a second heat conduction piece is arranged between the second heating surface and the heat dissipation plate, and a third heat conduction piece is arranged between the power supply and the heat dissipation plate; and the cooling surface of the cooling plate is attached to the cooling plate, and the cooling surface of the cooling plate faces to the bottom surface of the inner side of the shell. The heat dissipation effect is sufficient and efficient.

Description

High-efficiency heat dissipation telephoto projection lamp

technical field

The invention relates to the field of projection equipment, in particular to a telephoto projection lamp capable of sufficient heat dissipation.

Background technique

A projection lamp, also known as a projector, is a device that projects images or video onto a screen. Projector lamps are widely used lamps. When they are used for general lighting, they can be widely used in outdoor lighting projects such as homes, offices, schools and entertainment venues. They can also be used to create various lighting effects. projected out.

The optical engine module of the existing projection lamp will generate a lot of heat during operation, and the existence of heat will seriously affect the use effect of the projection lamp. At the same time, there is also a power supply inside the projection lamp, and the power supply will also generate a certain amount of heat during operation. The internal temperature of the projection lamp will rise, and the power supply will run at high temperature for a long time, which will bring potential safety hazards.

The current heat dissipation structure of projection lamps generally has the problems of small heat dissipation area and unsatisfactory heat dissipation effect. The heat dissipation structure of the projection lamp is an extremely important structure. If the heat dissipation performance is not ideal, the heat will accumulate inside the projection lamp, and the internal LED light board will be easily damaged due to overheating.

Contents of the invention

The object of the present invention is to overcome the defect of unsatisfactory heat dissipation of the prior art projection lamp, and provide a telephoto projection lamp with high heat dissipation.

In order to achieve the above object, the technical scheme adopted in the present invention is as follows:

A high-efficiency heat-dissipating telephoto projection lamp, comprising: a housing, the housing has a hollow housing portion, the outer side of the housing is provided with first heat dissipation ribs at intervals, and the inner side of the housing is provided with second heat dissipation ribs at intervals , the first heat dissipation rib and the second heat dissipation rib are located on the same straight line; an optical-mechanical module, the optical-mechanical module is arranged in the accommodating portion, and the optical-mechanical module includes a heating component, a power supply and A heat dissipation plate on which the heating component and the power supply are installed respectively; the heating component has a first heating surface and a second heating surface, and the first heating surface and the second heating surface both face For the heat dissipation plate, a first heat conduction member is provided between the first heating surface and the heat dissipation plate, a second heat conduction member is provided between the second heat generation surface and the heat dissipation plate, and the power supply and the heat dissipation plate A third heat conduction element is arranged between the heat dissipation plates; cooling fins are respectively provided in the heat dissipation plates corresponding to the first heating surface, the second heating surface and the power supply, and the cooling surface of the cooling fins is in contact with the The radiating plate is bonded together, and the radiating surface of the refrigerating fin faces the inner bottom surface of the housing.

Further, the first heating surface and the second heating surface are located on different planes.

Further, a fourth heat conduction element is provided between the second heat conduction element and the heat dissipation plate, and the fourth heat conduction element is a heat conduction aluminum plate.

Further, the first heat conduction element, the second heat conduction element and the third heat conduction element are all heat conduction silicone pads.

Further, a cover plate is provided between the heat dissipation surface of the refrigeration sheet and the inner bottom surface of the housing, and the cover plate is fixed on the bottom surface of the heat dissipation plate.

Further, it also includes a front cover, a rear cover, a water-cooling heat dissipation assembly and a cover, the front cover is installed on the left side of the housing, and the rear cover, the water-cooling heat dissipation assembly and the cover are sequentially installed on the on the right side of the casing.

Further, the water-cooling heat dissipation assembly includes a water-cooling radiator, a waterproof plate and a fixing member, the waterproof plate is installed on the rear cover, and the fixing member is installed on the waterproof plate and is located on the rear cover. inside the opening.

Further, the water-cooled radiator is connected with a delivery pipe, and the delivery pipe passes through the waterproof board, the fixing member and the rear cover in sequence.

Further, the rear cover is provided with a slot, the fixing part is located under the slot, and the conveying pipe passes through the slot and is clamped on the fixing part.

Further, first rubber rings are respectively arranged between the front cover and the housing and between the rear cover and the housing.

Compared with the prior art, the present invention has the following beneficial effects:

1. Both inside and outside of the housing are provided with cooling ribs, and the cooling ribs on both sides are located on the same straight line, the heat transfer efficiency is high, and the housing can dissipate heat quickly; the heating components and the power supply are in contact with the Heat conduction parts are respectively arranged between the heat dissipation plates, which can accelerate the heat dissipation of the heat generating components and the power supply, and ensure the normal operation of the optical-mechanical module; at the same time, the heating surfaces corresponding to the heat generating components in the heat dissipation plates The refrigerating sheet is respectively provided with the power supply to further improve the heat dissipation efficiency, conduct sufficient heat dissipation, and ensure the normal operation of the equipment for a long time.

2. Because the delivery pipe of the water-cooling heat dissipation component needs to pass through the back cover to be connected to the cooling pump, through the waterproof board, the fixing piece, the waterproof rubber ring and the delivery pipe and the back cover The tight fit ensures good waterproof performance; at the same time, waterproof rubber rings are respectively arranged between the front cover and the casing, and between the rear cover and the casing to further enhance the waterproof effect.

Description of drawings

Fig. 1 is a three-dimensional combined schematic diagram of the present invention.

Fig. 2 is a three-dimensional exploded schematic view of the present invention.

Fig. 3 is a combination diagram of heating components, power supply and cooling plate.

Fig. 4 is a combination diagram of heating components, power supply and cooling plate.

Fig. 5 is a partially exploded schematic view of the present invention.

Fig. 6 is a three-dimensional assembly diagram of the present invention with the cover removed.

FIG. 7 is a schematic cross-sectional view along the direction A-A of FIG. 1 .

FIG. 8 is a schematic cross-sectional view along the B-B direction of FIG. 1 .

The accompanying drawing number of specific embodiment:

High-efficiency heat dissipation telephoto projection lamp-100; shell-1; housing part-11; first heat dissipation rib-12; second heat dissipation rib-13; optical-mechanical module-2; heating component-21; first heating surface -211; second heating surface-212; power supply-22; cooling plate-23; first heat conducting element-24; second heat conducting element-25; third heat conducting element-26; fourth heat conducting element-27; 28; Cooling surface-281; Heat dissipation surface-282; Cover plate-29; Front cover-3; Rear cover-4; Hole-41; Slot-42; plate-52; perforation-521; fixing piece-53; fixing groove-531; second rubber ring-54; conveying pipe-55; cover-6; first rubber ring-7; handle-8.

Detailed ways

The high-efficiency heat dissipation telephoto projection lamp of the present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.

Referring to Fig. 2, Fig. 3 and Fig. 7, the present invention discloses a high-efficiency heat dissipation telephoto projection lamp 100. The high-efficiency heat dissipation telephoto projection lamp 100 includes a casing 1, and the casing 1 has a hollow housing part 11 , the optomechanical module 2 is disposed in the containing part 11 . The outer side of the housing 1 is provided with first cooling ribs 12 at intervals, and the inner side of the housing 1 is provided with second cooling ribs 13 at intervals, and the first cooling ribs 12 and the second cooling ribs 13 are located on the same straight line . With such arrangement, the heat transfer efficiency of the casing 1 is high, which is beneficial to the rapid heat dissipation of the casing 1 . The optical-mechanical module 2 includes a heating component 21 , a power supply 22 and a heat dissipation plate, and the heating component 21 and the power supply 22 are installed on the heat dissipation plate 23 respectively.

Referring to FIG. 4 and FIG. 5 , the heating component 21 has a first heating surface 211 and a second heating surface 212 , both of the first heating surface 211 and the second heating surface 212 face the heat dissipation plate 23 . The first heating surface 211 and the second heating surface 212 are located on different planes. A first heat conduction member 24 is provided between the first heating surface 211 and the heat dissipation plate 23, a second heat conduction member 25 is provided between the second heat generation surface 212 and the heat dissipation plate 23, and the power supply 22 A third heat conducting member 26 is disposed between the heat dissipation plate 23 and the heat dissipation plate 23 . The first heat conduction element 24 , the second heat conduction element 25 and the third heat conduction element 26 are all heat conduction silicone pads. Because the first heating surface 211 and the second heating surface 212 are located on planes with different heights. A fourth heat conduction element 27 is provided between the second heat conduction element 25 and the heat dissipation plate 23 , and the fourth heat conduction element 27 is a heat conduction aluminum plate.

Please refer to FIG. 3 and FIG. 5 , in the heat dissipation plate 23 corresponding to the first heating surface 211 , the second heating surface 212 and the power supply 22 are respectively provided with cooling fins 28 , and the cooling surfaces of the cooling fins 28 281 is attached to the heat dissipation plate 23 , and the heat dissipation surface 282 of the cooling fin 28 faces the inner bottom surface of the housing 1 . A cover plate 29 is disposed between the heat dissipation surface 282 of the cooling fin 28 and the inner bottom surface of the housing 1 , and the cover plate 29 is fixed on the bottom surface of the heat dissipation plate 23 .

Referring to Fig. 1 and Fig. 2, the telephoto projection lamp 100 of the efficient heat dissipation also includes a front cover 3, a rear cover 4, a water cooling heat dissipation assembly 5 and a cover 6, and the front cover 3 is installed on the left side of the housing 1 side, the rear cover 4 , the water cooling assembly 5 and the cover 6 are sequentially installed on the right side of the casing 1 . First rubber rings 7 are respectively arranged between the front cover 3 and the housing 1 and between the rear cover 4 and the housing 1 . The high-efficiency heat dissipation telephoto projection lamp 100 also includes a handle 8 installed on the housing 1 .

Please refer to FIG. 2 and FIG. 6 , the rear cover 4 is provided with an opening 41 and a slot 42 , and the opening 41 communicates with the slot 42 . The water-cooling heat dissipation assembly 5 includes a water-cooling radiator 51, a waterproof plate 52 and a fixing member 53, the waterproof plate 52 is installed on the rear cover 4, the fixing member 53 is installed on the waterproof plate 52, and the The fixing member 53 is located in the opening 41 of the rear cover 4 . A second rubber ring 54 is arranged between the waterproof plate 52 and the rear cover 4, and the second rubber ring 54 is arranged in a corresponding annular groove on the rear cover 4 to enhance the overall performance of the projection lamp. Water resistance.

Please refer to FIG. 2 , FIG. 6 and FIG. 8 , the water-cooling radiator 51 is connected with a delivery pipe 55 , and the delivery pipe 55 is used to connect with the input port and the output port of the cooling pump. The waterproof plate 52 is provided with a perforation 521 corresponding to the delivery pipe 55 , and the fixing member 53 is provided with a fixing groove 531 corresponding to the delivery pipe 55 . The conveying pipe 55 passes through the through hole 521 of the waterproof board 52 and the slot 42 of the rear cover 4 in turn, and is locked on the fixing slot 531 of the fixing member 53 . This design, coupled with the arrangement of the second rubber ring 54 , makes the waterproof performance between the water cooling assembly 5 and the rear cover 4 better.

In summary, the present invention has the following beneficial effects:

1. The inner and outer sides of the housing 1 are provided with cooling ribs, and the cooling ribs on the inner and outer sides are located on the same straight line, the heat transfer efficiency is high, and the housing 1 can quickly dissipate heat; the heating component 21 and the A heat conduction element is respectively arranged between the power supply 22 and the heat dissipation plate 23, which can accelerate the heat dissipation of the heating component 21 and the power supply 22, and ensure the normal operation of the optical machine module 2; at the same time, the heat dissipation plate Corresponding to the heating surface of the heating component 21 and the power supply 22 in 23 are respectively provided with the cooling fins 28 to further improve the heat dissipation efficiency, perform sufficient heat dissipation, and ensure the normal operation of the equipment for a long time.

2. Because the delivery pipe 55 of the water-cooling heat dissipation assembly 5 needs to pass through the rear cover 4 to connect with the cooling pump, pass through the waterproof plate 52, the fixing member 53, the second rubber ring 54 and the The tight fit between the delivery pipe 55 and the rear cover 4 ensures good waterproof performance; at the same time, between the front cover 3 and the housing 1 and between the rear cover 4 and the housing 1 The first rubber rings 7 are respectively arranged between them to further enhance the waterproof effect.

The above description is a detailed description of the preferred feasible embodiments of the present invention, but the embodiments are not intended to limit the scope of the patent application of the present invention. All equivalent changes or modifications made under the technical spirit disclosed in the present invention shall belong to The scope of patents covered by the present invention.

Claims (10)

1. A high efficiency heat dissipating tele projection lamp comprising:

the shell is provided with a hollow accommodating part, first radiating ribs are arranged at intervals on the outer side of the shell, second radiating ribs are arranged at intervals on the inner side of the shell, and the first radiating ribs and the second radiating ribs are positioned on the same straight line;

the optical machine module is arranged in the accommodating part and comprises a heating component, a power supply and a heat dissipation plate, wherein the heating component and the power supply are respectively arranged on the heat dissipation plate;

the heating assembly is provided with a first heating surface and a second heating surface, the first heating surface and the second heating surface face the heat dissipation plate, a first heat conduction piece is arranged between the first heating surface and the heat dissipation plate, a second heat conduction piece is arranged between the second heating surface and the heat dissipation plate, and a third heat conduction piece is arranged between the power supply and the heat dissipation plate;

and cooling plates are respectively arranged in the cooling plate and correspond to the first heating surface, the second heating surface and the power supply, the cooling surfaces of the cooling plates are attached to the cooling plate, and the cooling surfaces of the cooling plates face to the bottom surface of the inner side of the shell.

2. The high efficiency heat dissipating tele projection lamp of claim 1, wherein: the first heating surface and the second heating surface are positioned on planes with different heights.

3. The high efficiency heat dissipating tele projection lamp of claim 2, wherein: and a fourth heat conduction piece is arranged between the second heat conduction piece and the heat dissipation plate, and the fourth heat conduction piece is a heat conduction aluminum plate.

4. The high efficiency heat dissipating tele projection lamp of claim 1, wherein: the first heat conduction piece, the second heat conduction piece and the third heat conduction piece are all heat conduction silica gel pads.

5. The high efficiency heat dissipating tele projection lamp of claim 1, wherein: a cover plate is arranged between the radiating surface of the refrigerating sheet and the bottom surface of the inner side of the shell, and the cover plate is fixed on the bottom surface of the radiating plate.

6. The high efficiency heat dissipating tele projection lamp of claim 1, wherein: the novel water-cooling heat radiator comprises a shell, and is characterized by further comprising a front cover, a rear cover, a water-cooling heat radiating component and a cover cap, wherein the front cover is arranged on the left side of the shell, and the rear cover, the water-cooling heat radiating component and the cover cap are sequentially arranged on the right side of the shell.

7. The high efficiency heat dissipating tele projection lamp of claim 6, wherein: the water cooling assembly comprises a water cooling radiator, a waterproof board and a fixing piece, wherein the waterproof board is installed on the rear cover, and the fixing piece is installed on the waterproof board and located in an opening formed in the rear cover.

8. The high efficiency heat dissipating tele projection lamp of claim 7, wherein: the water-cooling radiator is connected with a conveying pipe, and the conveying pipe sequentially penetrates through the waterproof plate, the fixing piece and the rear cover.

9. The high efficiency heat dissipating tele projection lamp of claim 8, wherein: the rear cover is provided with a slot, the fixing piece is positioned below the slot, and the conveying pipe passes through the slot and is clamped on the fixing piece.

10. The high efficiency heat dissipating tele projection lamp of claim 6, wherein: first rubber rings are respectively arranged between the front cover and the shell and between the rear cover and the shell.

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