Heat dissipation structure of fully-sealed ray machine projector

Abstract

The utility model discloses a heat dissipation structure of a fully-sealed ray machine projector, and belongs to the technical field of projector heat dissipation. A heat dissipation structure of a fully-sealed ray machine projector comprises a shell and further comprises a heat conduction pipe fixedly connected in the shell, a heat conduction plate is fixedly installed in the shell and fixedly connected with the heat conduction pipe, and cooling fins are fixedly installed on the side, away from the heat conduction pipe, of the heat conduction plate; the cooling fan is fixedly connected to the shell, and the input end of the cooling fan directly faces the cooling fins; the cooling liquid in the liquid storage tank is extracted through the driving part, the cooling liquid continuously flows through the circulation pipe of the convex structure to absorb heat generated in the projector, the cooling liquid is cooled through the cooling fan, meanwhile, the heat is dissipated, heat dissipation can be effectively conducted on the projector, the heat dissipation effect is good, and the projector can be conveniently and rapidly cooled. And the use stability and the service life of the projector are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a projector heat dissipation technical field especially relates to a full -sealing light machine projector's heat dissipation structure. BACKGROUND

[0002] Full -sealing light machine projector is a kind of equipment for projection display, its biggest feature is "full -sealing" design, this design is usually to protect the internal optical element and electronic assembly, ensure that projector can stably run under various environments, especially in dust, humidity or other adverse environmental conditions.

[0003] Full -sealing light machine projector is a kind of high brightness projector very suitable for complex, harsh environment, its sealing design makes projector more durable, reliable, especially suitable for those need long-term operation and difficult to maintain frequently place, with the development of technology, the application range of this kind of projector will be more extensive, especially in commercial, education and outdoor activities etc.

[0004] Full -sealing light machine projector due to good sealing, almost with outside air exchange, avoid the problem that traditional projector needs dust removal, but due to its full -sealing design causes its internal heat dissipation effect to be poor, influence projector's use stability and life. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the problem that due to its full -sealing design causes its internal heat dissipation effect to be poor, influence projector's use stability and life, and proposes a kind of full -sealing light machine projector's heat dissipation structure.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0007] A kind of full -sealing light machine projector's heat dissipation structure, including shell, still include: liquid storage tank, fixedly connected in the inside of the shell, wherein, the both ends of the liquid storage tank are connected with circulating pipe, the shell is provided with the drive portion that cooling liquid is extracted from liquid storage tank and circulates along circulating pipe, fixedly connected in the inside of the shell heat dissipation fan, wherein, the input end of the heat dissipation fan is opposite liquid storage tank.

[0008] In order to make cooling liquid circulate along circulating pipe, preferably, the drive portion includes pump body fixedly installed on the inner wall of shell, the pump body is fixedly connected with liquid storage tank, wherein, the input end of the pump body is communicated with the inside of liquid storage tank, the output end of the pump body is fixedly connected with liquid outlet pipe, the side, away from the pump body of the liquid storage tank is provided with return pipe, the return pipe and liquid outlet pipe are fixedly connected with circulating pipe, the shape of the circulating pipe is convex.

[0009] In order to dissipate heat for the cooling liquid, preferably, the circumferential surface of the liquid tank is fixedly connected with a heat conduction plate, the heat conduction plate is fixedly connected with the shell, the side of the heat conduction plate close to the heat dissipation fan is fixedly connected with a heat dissipation fin, the filter screen is clamped between the inner walls of the shell, and the filter screen is arranged opposite to the output end of the heat dissipation fan.

[0010] In order to increase the heat dissipation area, further, the side of the heat dissipation fin close to the input end of the heat dissipation fan is arranged in a streamline shape, a plurality of inwardly recessed notches are formed in the streamline surface of the heat dissipation fin, and the plurality of notches are arranged in a ring shape at equal intervals.

[0011] In order to facilitate the addition of the cooling liquid, preferably, the liquid inlet pipe is arranged on the liquid tank, the liquid inlet pipe is fixedly connected with the shell and extends out of the top of the shell, and the liquid inlet pipe is provided with a sealing plug.

[0012] Compared with the prior art, the utility model provides a kind of heat dissipation structure of full sealing light machine projector, with following beneficial effects:

[0013] 1, the heat dissipation structure of full sealing light machine projector, by driving part extraction liquid tank in the cooling liquid, cooling liquid constantly flows through the heat absorption heat generated in the projector of the circulation pipe of convex structure, and cooling liquid is cooled by heat dissipation fan, simultaneously with heat dissipation, can effectively cool the projector, and the heat dissipation effect is good, improves the use stability and life of projector.

[0014] 2, the heat dissipation structure of full sealing light machine projector, by setting heat dissipation fan, heat conduction plate and heat dissipation fin, heat conduction plate exports the heat absorbed in liquid tank, and then heat dissipation fin is cooled, by the design of the side of heat dissipation fin close to the input end of heat dissipation fan in streamline shape and notch, further increase the heat dissipation area, improve the overall heat dissipation effect, and then heat dissipation fan is emitted to external air, can effectively improve the heat dissipation effect of projector. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a kind of heat dissipation structure of full sealing light machine projector of the utility model to propose the axonometric structure schematic diagram of the utility model;

[0016] Figure 2 It is a kind of heat dissipation structure of full sealing light machine projector of the utility model to propose the shell cut structure schematic diagram of the utility model Figure One ;

[0017] Figure 3 It is a kind of heat dissipation structure of full sealing light machine projector of the utility model to propose the shell cut structure schematic diagram of the utility model Figure Two ;

[0018] Figure 4The utility model provides a kind of radiating fin structure schematic diagram of the radiating structure of full-sealed light machine projector.

[0019] In the drawing: 1, shell; 201, radiating fan; 202, heat conduction plate; 203, radiating fin; 204, notch; 3, filter screen; 4, liquid storage tank; 5, pump body; 6, liquid outlet pipe; 7, return pipe; 8, circulating pipe; 9, liquid inlet pipe; 10, sealing plug. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0021] In the description of the utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0022] Embodiment:

[0023] Reference Figures 1-4 The utility model embodiment provides a kind of radiating structure of full-sealed light machine projector, including shell 1, is fixedly connected with the lateral wall of projector by bolt, the side of shell 1 away from projector is open, open is used to air outlet, both sides of shell 1 are equipped with air inlet, air inlet is provided with filter plate, further include: the liquid storage tank 4 for storing coolant, is fixedly connected in the inside of shell 1, wherein, the both ends of liquid storage tank 4 are connected with circulating pipe 8, the shape of circulating pipe 8 is convex, the circulating pipe 8 of convex design makes the flow path of coolant in projector increase, expands radiating area, circulating pipe 8 is fixedly connected with projector and both ends protrude projector, drive part is set on shell 1, which extracts coolant from liquid storage tank 4 and circulates along circulating pipe 8, the radiating fan 201 fixedly connected in the inside of shell 1, radiating fan 201 is provided with three and equidistantly set, wherein, the input end of radiating fan 201 is opposite liquid storage tank 4.

[0024] When working, the coolant in liquid storage tank 4 is extracted by drive part, the coolant constantly flows through the circulating pipe 8 of convex structure to absorb the heat generated inside projector, and the coolant is cooled by radiating fan 201, while the heat is dissipated, which can effectively cool the projector, has good radiating effect, improves the use stability and service life of projector.

[0025] The driving part comprises a pump body 5 fixedly installed on the inner wall of the shell 1, and the pump body 5 is fixedly connected with the liquid storage tank 4, wherein the input end of the pump body 5 is in communication with the inside of the liquid storage tank 4, the output end of the pump body 5 is fixedly connected with a liquid outlet pipe 6, the side of the liquid storage tank 4 away from the pump body 5 is provided with a return pipe 7, the liquid outlet pipe 6 and the return pipe 7 are fixedly connected with the shell 1 and both extend out of the shell 1, the return pipe 7 and the liquid outlet pipe 6 are fixedly connected with the circulating pipe 8 through flanges, so that the return pipe 7 and the liquid outlet pipe 6 can be detached from the circulating pipe 8, the liquid storage tank 4 is provided with a liquid inlet pipe 9, the liquid inlet pipe 9 is fixedly connected with the shell 1 and extends out of the top of the shell 1, the liquid inlet pipe 9 is provided with a sealing plug 10, the liquid inlet pipe 9 is used for adding cooling liquid to the liquid storage tank 4, and the sealing plug 10 is used for preventing dust from falling into the liquid storage tank 4 through the liquid inlet pipe 9.

[0026] In work, the pump body 5 is started to extract the cooling liquid in the liquid storage tank 4, and the cooling liquid sequentially passes through the liquid outlet pipe 6, the circulating pipe 8 and the return pipe 7 to return to the liquid storage tank 4, so that the cooling liquid circulates and flows through the path in the projector, and the path is increased by the convexly arranged circulating pipe 8, so that the heat dissipation area is enlarged and the heat dissipation effect is good.

[0027] The circumferential surface of the liquid storage tank 4 is fixedly connected with a heat conduction plate 202, the heat conduction plate 202 can conduct the heat absorbed by the cooling liquid in the liquid storage tank 4 from a high-temperature area to a low-temperature area, is usually made of copper, aluminum or the like, plays a role of rapidly conducting heat, is fixedly connected with the shell 1, and is fixedly connected with heat dissipation fins 203 on the side close to the heat dissipation fan 201, the heat dissipation fins 203 are used for increasing the heat dissipation area and improving the heat dissipation efficiency, have good thermal conductivity, the inner walls of the shell 1 are clamped with a filter screen 3, the filter screen 3 is used for preventing dust from entering the shell 1, the filter screen 3 is arranged opposite to the output end of the heat dissipation fan 201, one side of the heat dissipation fins 203 close to the input end of the heat dissipation fan 201 is arranged in a streamline shape, the heat dissipation fins 203 are arranged in multiple and equidistantly, and a plurality of inwardly recessed notches 204 are arranged on the streamline surface of the heat dissipation fins 203 and arranged in a ring shape and equidistantly.

[0028] In work, the heat conduction plate 202 conducts the heat absorbed by the liquid storage tank 4, and then the heat dissipation fins 203 dissipate the heat, the heat dissipation area is further increased by arranging the one side of the heat dissipation fins 203 close to the input end of the heat dissipation fan 201 in a streamline shape and designing the notches 204, which is conducive to improving the overall heat dissipation effect, and then the heat dissipation fan 201 dissipates the heat to the external air, so that the heat dissipation effect of the projector is effectively improved.

[0029] The heat dissipation structure of the whole-sealing light machine projector, when in use, through starting the pump body 5, the pump body 5 extracts the cooling liquid in the liquid storage tank 4, sequentially passes through the liquid outlet pipe 6, the circulating pipe 8 and the return pipe 7 back to the liquid storage tank 4, thereby making the cooling liquid circulating flow, and through the convexly arranged circulating pipe 8 to improve the flow path of the cooling liquid in the projector, the cooling liquid continuously flows through the convex structure circulating pipe 8 to absorb the heat generated in the projector.

[0030] At the same time, through the setting of the heat dissipation fan 201, the heat conduction plate 202 and the heat dissipation fin 203, the heat conduction plate 202 conducts the heat absorbed in the liquid storage tank 4, and then the heat dissipation fin 203 conducts the heat, through the streamline setting of the one side of the heat dissipation fin 203 close to the input end of the heat dissipation fan 201 and the design of the slot 204 to further increase the heat dissipation area, which is beneficial to improve the overall heat dissipation effect, and then the heat dissipation fan 201 dissipates the heat to the external air, which can effectively improve the heat dissipation effect of the projector.

[0031] The above is only the preferred specific implementation of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A heat dissipation structure of a totally-enclosed light engine projector, comprising a housing (1), characterized in that, Also include: Liquid storage tank (4), fixedly connected in the inside of the shell (1), Wherein, the two ends of the liquid storage tank (4) are connected with circulating pipe (8), the shell (1) is provided with driving part from the liquid storage tank (4) to extract cooling liquid along the circulating pipe (8) circulation flow, Fixedly connected in the inside of the shell (1) heat dissipation fan (201), Wherein, the input end of the heat dissipation fan (201) is opposite to the liquid storage tank (4).

2. The heat dissipation structure of a totally-enclosed optical engine projector according to claim 1, wherein, The driving part includes pump body (5) fixedly installed on the inner wall of the shell (1), the pump body (5) is fixedly connected with the liquid storage tank (4), Wherein, the input end of the pump body (5) is communicated with the inside of the liquid storage tank (4), the output end of the pump body (5) is fixedly connected with liquid outlet pipe (6), the side of the liquid storage tank (4) away from the pump body (5) is provided with return pipe (7), the return pipe (7) and liquid outlet pipe (6) are fixedly connected with circulating pipe (8).

3. The heat dissipation structure of a totally-enclosed optical engine projector according to claim 1, wherein, The shape of the circulating pipe (8) is convex.

4. The heat dissipation structure of a totally-enclosed optical engine projector according to claim 1, wherein, The circumferential surface of the liquid storage tank (4) is fixedly connected with heat conduction plate (202), the heat conduction plate (202) is fixedly connected with the shell (1), the side of the heat conduction plate (202) close to the heat dissipation fan (201) is fixedly connected with heat dissipation fin (203), the inner wall of the shell (1) is clamped with filter screen (3), the filter screen (3) is opposite to the output end of the heat dissipation fan (201).

5. The heat dissipation structure of a totally-enclosed optical engine projector according to claim 4, wherein, The side of the heat dissipation fin (203) close to the input end of the heat dissipation fan (201) is provided with streamline, the streamline surface of the heat dissipation fin (203) is provided with a plurality of inwardly recessed notches (204), a plurality of the notches (204) are arranged in ring shape.

6. The heat dissipation structure of a totally-enclosed optical engine projector according to claim 1, wherein, The liquid storage tank (4) is provided with liquid inlet pipe (9), the liquid inlet pipe (9) is fixedly connected with the shell (1) and extends out of the top of the shell (1), the liquid inlet pipe (9) is provided with sealing plug (10).

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