CN219695607U - Radiator with double-fan structure and projector - Google Patents

Abstract

The utility model discloses a radiator with a double-fan structure and a projector, wherein the radiator with the double-fan structure comprises a radiating fan, and the radiating fan comprises a first radiating fan and a second radiating fan; the fan placement box is internally provided with a first heat dissipation fan and a second heat dissipation fan in parallel; the heat dissipation plate group is arranged on one side of the fan placement box, and air outlets of the first heat dissipation fan and the second heat dissipation fan face the heat dissipation plate group; the heat transfer assembly is arranged in the heat radiation plate group in a penetrating way at one end of the heat transfer assembly and used for transferring heat to the heat radiation plate group, and the arrangement of the double-fan structure effectively reduces the outline dimension of the projector on the premise of ensuring the heat radiation efficiency so as to be convenient for a user to carry; the utility model also discloses a projector, radiator detachably with two fan structures sets up on the lateral wall of projecting apparatus ray apparatus, and ray apparatus inside is provided with radiator fan, inside and outside two independent cooling system, the radiating effect is better.

Description

Radiator with double-fan structure and projector

Technical Field

The utility model relates to the technical field of projectors, in particular to a radiator with a double-fan structure, and further relates to a projector.

Background

With the continuous development of technology, projection technology is continuously advanced, projectors are widely applied to meeting, teaching, entertainment and other places, and with the wide application and use frequency improvement of projectors, higher requirements are also put on heat dissipation of the projectors, but at present, traditional projectors have the following disadvantages:

1. the single-fan structure ensures that the size is large and the heat dissipation effect is better if the indexes such as air quantity, air pressure and the like are excellent, but the large-size fans usually cause the outline size of the projector to be obviously increased, so that the projector is inconvenient to carry;

2. the light source component, the optical component and the like arranged in the projector at present share one set of heat dissipation system, so that internal air flow is disturbed, the heat dissipation effect is extremely poor, good heat dissipation cannot be achieved after long-time use, and the service life is reduced;

3. the projector fan is arranged in the projector, so that maintenance is difficult, and if the fan needs to be maintained, other electrical components in the projector are easy to contact, so that the electrical components can be damaged; and the heat dissipation device has single function and only plays a heat dissipation effect, which is unfavorable for use.

Disclosure of Invention

The technical problem to be solved by the utility model is to provide a radiator with a double-fan structure and a projector aiming at the defects in the prior art.

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

the radiator with the double-fan structure comprises a heat radiation fan, wherein the heat radiation fan comprises a first heat radiation fan and a second heat radiation fan;

the fan placement box is internally provided with the first heat dissipation fan and the second heat dissipation fan in parallel;

the heat dissipation plate group is arranged on one side of the fan placement box, and air outlets of the first heat dissipation fan and the second heat dissipation fan face the heat dissipation plate group;

and one end of the heat transfer component is inserted into the heat dissipation plate group and used for transferring heat to the heat dissipation plate group.

In one embodiment, the upper ends of the first heat dissipation fan and the second heat dissipation fan are respectively provided with a first air inlet, the lower ends of the first heat dissipation fan and the second heat dissipation fan are respectively provided with a second air inlet, impellers are respectively arranged in the first heat dissipation fan and the second heat dissipation fan, and the right side surfaces of the first heat dissipation fan and the second heat dissipation fan are respectively provided with a first air outlet.

In one embodiment, the left end and the right end of the fan placement box are provided with openings, the upper surface of the fan placement box is provided with air inlet holes, the fan placement box is internally provided with a mounting plate, the middle of the mounting plate is provided with air outlet holes, the first heat dissipation fan and the second heat dissipation fan are fixedly mounted on the inner wall of the upper end of the fan placement box and are in butt joint with the mounting plate, the first air inlet of the first heat dissipation fan and the first air inlet of the second heat dissipation fan are communicated with the air inlet holes of the fan placement box, the second air inlet is communicated with the opening at the left end of the fan placement box, and the first air outlet is communicated with the air outlet holes of the mounting plate.

In one embodiment, the upper left corner of the front and rear side walls of the fan placement box is of an arc structure, a plurality of clamping grooves are formed in the left edge of the upper side wall of the fan placement box, the right edge of the upper side wall of the fan placement box is located on the left side of the right edge of the lower side wall of the fan placement box, and the left end of the heat radiation plate group is placed on the lower side wall of the right end opening of the fan placement box and is abutted to the upper side wall of the right end opening of the fan placement box.

In one embodiment, the heat dissipation plate group comprises a plurality of heat dissipation plates which are arranged in parallel at intervals, a groove is formed in the middle part of the top end of the heat dissipation plate group, slotted holes are respectively formed in the upper edge and the lower edge of the heat dissipation plate, through holes are formed in the middle part of the heat dissipation plate,

the heat transfer assembly comprises a plurality of heat transfer pipes and a heat transfer substrate, wherein the heat transfer substrate is positioned in a groove on the heat radiation plate group, a plurality of embedded grooves are formed in one side of the heat transfer substrate, one ends of the plurality of heat transfer pipes are respectively inserted into through holes or slotted holes on the heat radiation plate, and the other ends of the plurality of heat transfer pipes are correspondingly embedded in the embedded grooves on the heat transfer substrate.

In one embodiment, the heat conducting pipe is a U-shaped pipe, and the opening end of the heat conducting pipe faces to the rear.

In order to solve the technical problems, the utility model also provides a projector, which is characterized by comprising the radiator with the double-fan structure, and further comprising a shell, wherein a ray machine is arranged in the shell, the ray machine comprises a shell, a light source module mounting hole is arranged on the right side wall of the shell, a light source module is arranged in the light source module mounting hole, the radiator is arranged on the outer side wall of the shell, a heat transfer substrate of the radiator is arranged on the outer side wall of the light source module,

the light source module comprises a shell, wherein a reflecting mirror, a lens module and an image display module are arranged in the cavity of the shell from left to right at intervals, a lens is arranged on the front side wall of the shell, and light rays emitted from the light source module are reflected to the lens through the image display module, the lens module and the reflecting mirror to be projected.

In one embodiment, through holes are respectively formed in the upper side wall and the lower side wall of the shell, a first ray machine heat dissipation plate is arranged at the upper end of the shell, a second ray machine heat dissipation plate is arranged at the lower end of the shell, and a heat dissipation fan is arranged on the inner wall of the second ray machine heat dissipation plate.

In one embodiment, the second ray apparatus cooling plate, the fan setting box, and the cooling plate set are arranged side by side from left to right in sequence.

The beneficial effects of the utility model are as follows:

1. according to the radiator with the double-fan structure, the two fans with smaller size are selected in the radiator, the two fans are arranged in parallel to radiate the light source assembly arranged in the optical machine, and the outline dimension of the projector can be greatly controlled under the condition that the excellent indexes such as air quantity and air pressure are ensured, so that the radiator is convenient for a user to carry;

2. the projector provided by the utility model is provided with the inner and outer independent heat dissipation systems which are respectively used for independent heat dissipation of different components, so that air flow is smoother and is not disturbed during heat dissipation, and heat generated by each component during use can be reduced.

3. The radiator with the double-fan structure is fixed on the outer side wall of the shell of the projector optical machine through the screws, is convenient to assemble and disassemble, and can be detached from the shell only by unscrewing the screws when the radiator needs to be maintained and cleaned, so that the damage to devices in the optical machine is avoided.

Drawings

FIG. 1 is a schematic diagram of a radiator with a dual fan structure;

FIG. 2 is a schematic side view of a fan mounting case;

FIG. 3 is a schematic diagram of the overall structure of a projector light machine;

FIG. 4 is a schematic view of a first internal structure of a projector light engine;

fig. 5 is a schematic diagram of a second internal structure of the projector optical engine.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center," "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," "radial," and the like indicate an orientation or positional relationship based on that shown in the drawings, merely for convenience of describing the present utility model and simplifying 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. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. The features defining the first and second may include one or more of the features explicitly or implicitly. In the description of the present utility model, the meaning of "plurality" is two or more unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

As described in fig. 1-5:

the radiator with the double-fan structure comprises a radiating fan 1, wherein the radiating fan 1 comprises a first radiating fan 11 and a second radiating fan 12;

the fan placement box 2 is internally provided with a first heat dissipation fan 11 and a second heat dissipation fan 12 in parallel;

the heat dissipation plate group 3 is arranged on one side of the fan placement box 2, and air outlets of the first heat dissipation fan 11 and the second heat dissipation fan 12 face the heat dissipation plate group 3;

the heat transfer component 4 is arranged in the heat dissipation plate group 3 in a penetrating way at one end of the heat transfer component 4 and used for transferring heat to the heat dissipation plate group;

according to the radiator with the double-fan structure, the first heat radiation fan 11 and the second heat radiation fan 12 are arranged in the fan arrangement box 2, the whole radiator can be made smaller while the heat radiation effect is ensured by the arrangement of the double fans, so that the whole projector can be made smaller in size, the radiator is convenient for a user to carry, when the first heat radiation fan 11 and the second heat radiation fan 12 operate, air blown from the air outlet blows to the heat radiation fin group 3, and therefore heat generated during the operation of projector elements connected with the radiator can be emitted through the heat transfer component 4, and long-term stable operation of the whole light engine is ensured.

In this embodiment, the upper ends of the first heat dissipation fan 11 and the second heat dissipation fan 12 are respectively provided with a first air inlet 111, the lower ends are respectively provided with a second air inlet 112, the interiors of the first heat dissipation fan 11 and the second heat dissipation fan 12 are respectively provided with impellers, and the right sides of the first heat dissipation fan 11 and the second heat dissipation fan 12 are respectively provided with a first air outlet 113;

preferably, the left end and the right end of the fan placement box 2 are provided with openings, the upper surface of the fan placement box 2 is provided with air inlet holes, the fan placement box 2 is internally provided with a mounting plate 21, the middle of the mounting plate 21 is provided with air outlet holes, the first heat dissipation fan 11 and the second heat dissipation fan 12 are fixedly arranged on the inner wall of the upper end of the fan placement box 2 and are abutted with the mounting plate 21, the first air inlet 111 of the first heat dissipation fan 11 and the second heat dissipation fan 12 is communicated with the air inlet holes of the fan placement box 2, the second air inlet 112 is communicated with the opening at the left end of the fan placement box 2, and the first air outlet 113 is communicated with the air outlet holes of the mounting plate 21;

with the above structure, the air from the air inlet hole at the upper end of the fan housing case 2 into the first air inlet 111 and the air from the opening at the left end of the fan housing case 2 into the second air inlet 112 is blown to the heat radiation plate group 3 from the air outlet hole of the first air outlet 113 into the mounting plate 21 via the impellers (not shown) of the first heat radiation fan 11 and the second heat radiation fan 12, thereby radiating the heat from the heat radiation assembly 4.

In this embodiment, the upper left corner of the front and rear side walls of the fan placement box 2 is of an arc structure, the left edge of the upper side wall of the fan placement box is provided with a plurality of clamping grooves 22, the fan placement box can be fixed on a projector through the clamping grooves 22, the right edge of the upper side wall of the fan placement box 2 is located on the left side of the right edge of the lower side wall of the fan placement box, and the left end of the heat dissipation plate group 3 is placed on the lower side wall of the right end opening of the fan placement box 2 and is abutted with the upper side wall of the right end opening of the fan placement box 2.

In the embodiment, the heat dissipation plate group 3 comprises a plurality of heat dissipation plates which are arranged in parallel at intervals, the middle part of the top end of the heat dissipation plate group 3 is provided with a groove 31, the upper edge and the lower edge of the heat dissipation plate are respectively provided with a slot hole, the middle part of the heat dissipation plate is provided with a through hole,

the heat transfer assembly 4 comprises a plurality of heat conduction pipes 41 and a heat transfer substrate 42, the heat transfer substrate 42 is positioned in the groove 31 on the heat radiation plate group 3, a plurality of embedded grooves are formed in one side of the heat transfer substrate 42, one ends of the plurality of heat conduction pipes 41 are respectively inserted into through holes or embedded grooves formed in the heat radiation plate, and the other ends of the plurality of heat conduction pipes 41 are correspondingly embedded in the embedded grooves formed in the heat transfer substrate 42, so that the heat transfer substrate 42 can transfer heat generated by elements in the projector to the heat radiation plate group 3 through the heat conduction pipes 41 and radiate the heat through wind blown by the heat radiation fan 1;

preferably, the heat conduction pipe 41 is a U-shaped pipe, and the opening end of the heat conduction pipe 41 faces rearward.

The utility model also provides a projector, which comprises the radiator with the double-fan structure, and also comprises a shell, wherein the shell is internally provided with a bare engine, the bare engine comprises a shell 5, the right side wall of the shell 5 is provided with a light source module 6 mounting hole, the light source module 6 is arranged in the light source module 6 mounting hole, the radiator is arranged on the outer side wall of the shell 5, a heat transfer substrate 42 of the radiator is arranged on the outer side wall of the light source module 6,

the inner cavity of the shell 5 is provided with a reflector 51, a lens module 52 and an image display module 53 at intervals from left to right, the front side wall of the shell 5 is provided with a lens 54, and light rays emitted from the light source module 6 are reflected to the lens 54 through the image display module 53, the lens module 52 and then projected through the reflector;

preferably, through holes are respectively arranged on the upper side wall and the lower side wall of the shell 5, a first optical engine heat dissipation plate 55 is arranged at the upper end of the shell 5, a second optical engine heat dissipation plate 56 is arranged at the lower end of the shell 5, and a heat dissipation fan 57 is arranged on the inner wall of the second optical engine heat dissipation plate 56;

through the structure, the radiating fan 57 arranged inside the projector optical machine radiates the optical element inside the optical machine, the radiator with the double-fan structure arranged on the outer side wall of the optical machine shell radiates the light source component, and the inner and outer independent radiating systems radiate simultaneously, so that the air flow is smoother and not disturbed during radiating, and the heat generated by each component during use can be reduced.

Preferably, the second bare engine heat dissipation plate 56, the fan placement box 2 and the heat dissipation plate set 3 are arranged side by side from left to right in sequence, because the left end of the fan placement box 2 is also the air inlets of the first heat dissipation fan 11 and the second heat dissipation fan 12, the air flowing to the first heat dissipation fan 11 and the second heat dissipation fan 12 can also pass through the second bare engine heat dissipation plate 56, so that the circulation speed of the air on the outer surface of the second bare engine heat dissipation plate 56 is accelerated, and the heat dissipation effect of the second bare engine heat dissipation plate 56 is improved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. The radiator with the double-fan structure is characterized by comprising a radiating fan (1), wherein the radiating fan (1) comprises a first radiating fan (11) and a second radiating fan (12);

the fan placement box (2), wherein the first heat dissipation fan (11) and the second heat dissipation fan (12) are arranged in parallel in the fan placement box (2);

the heat dissipation plate group (3), the heat dissipation plate group (3) is arranged on one side of the fan placement box (2), and air outlets of the first heat dissipation fan (11) and the second heat dissipation fan (12) face the heat dissipation plate group (3);

and one end of the heat transfer component (4) is inserted into the heat dissipation plate group (3) and used for transferring heat to the heat dissipation plate group.

2. The radiator with the double-fan structure according to claim 1, wherein a first air inlet (111) is respectively formed in the upper ends of the first heat dissipation fan (11) and the second heat dissipation fan (12), a second air inlet (112) is respectively formed in the lower ends of the first heat dissipation fan (11) and the second heat dissipation fan (12), impellers are respectively arranged in the first heat dissipation fan (11) and the second heat dissipation fan (12), and a first air outlet (113) is respectively formed in the right side surfaces of the first heat dissipation fan (11) and the second heat dissipation fan (12).

3. The radiator with the double-fan structure according to claim 2, wherein the left end and the right end of the fan placement box (2) are provided with air inlet holes for openings, an installation plate (21) is arranged in the fan placement box (2), an air outlet hole is formed in the middle of the installation plate (21), the first heat dissipation fan (11) and the second heat dissipation fan (12) are fixedly installed on the inner wall of the upper end of the fan placement box (2) and are abutted to the installation plate (21), the first air inlet (111) of the first heat dissipation fan (11) and the second heat dissipation fan (12) are communicated with the air inlet holes of the fan placement box (2), the second air inlet (112) is communicated with the opening at the left end of the fan placement box (2), and the first air outlet (113) is communicated with the air outlet hole of the installation plate (21).

4. The radiator with the double-fan structure according to claim 3, wherein the upper left corner of the front and rear side walls of the fan placement box (2) is of an arc structure, a plurality of clamping grooves (22) are formed in the left edge of the upper side wall of the fan placement box (2), the right edge of the upper side wall of the fan placement box (2) is located on the left side of the right edge of the lower side wall of the fan placement box, and the left end of the heat radiation plate group (3) is placed on the lower side wall of the right end opening of the fan placement box (2) and is abutted with the upper side wall of the right end opening of the fan placement box (2).

5. The radiator with the double-fan structure according to claim 4, wherein the radiating plate group (3) comprises a plurality of radiating plates which are arranged in parallel at intervals, a groove (31) is formed in the middle part of the top end of the radiating plate group (3), slotted holes are respectively formed in the upper edge and the lower edge of the radiating plate, through holes are formed in the middle part of the radiating plate,

the heat transfer assembly (4) comprises a plurality of heat conduction pipes (41) and a heat transfer substrate (42), the heat transfer substrate (42) is located in the groove (31) on the heat dissipation plate group (3), a plurality of embedded grooves are formed in one side of the heat transfer substrate (42), one ends of the plurality of heat conduction pipes (41) are respectively inserted into through holes or slotted holes formed in the heat dissipation plate, and the other ends of the heat conduction pipes are correspondingly embedded into the embedded grooves in the heat transfer substrate (42).

6. The radiator with the double fan structure according to claim 5, wherein the heat conduction pipe (41) is a U-shaped pipe, and an open end of the heat conduction pipe (41) faces rearward.

7. The projector is characterized by comprising the radiator with the double-fan structure as claimed in any one of claims 1-6, and further comprising a housing, wherein a ray machine is arranged in the housing, the ray machine comprises a shell (5), a light source module (6) mounting hole is arranged on the right side wall of the shell (5), a light source module (6) is arranged in the light source module (6) mounting hole, the radiator is arranged on the outer side wall of the shell (5), a heat transfer substrate (42) of the radiator is arranged on the outer side wall of the light source module (6),

the light source device is characterized in that a reflector (51), a lens module (52) and an image display module (53) are arranged in the inner cavity of the shell (5) from left to right at intervals, a lens (54) is arranged on the front side wall of the shell (5), and light rays emitted from the light source module (6) are projected through the image display module (53), the lens module (52) and then reflected to the lens (54) through the reflector.

8. The projector according to claim 7, wherein through holes are respectively provided in upper and lower side walls of the housing (5), a first bare engine heat dissipation plate (55) is provided at an upper end of the housing (5), a second bare engine heat dissipation plate (56) is provided at a lower end of the housing (5), and a heat dissipation fan (57) is provided on an inner wall of the second bare engine heat dissipation plate (56).

9. A projector according to claim 8, characterized in that the second opto-mechanical radiator plate (56), the fan housing (2) and the radiator plate package (3) are arranged side by side in sequence from left to right.