CN211043922U

CN211043922U - Self-radiating light source module of projection equipment

Info

Publication number: CN211043922U
Application number: CN201921793315.0U
Authority: CN
Inventors: 李衡; 方立成; 赖润波
Original assignee: Guangdong Lianda Photoelectricity Co ltd
Current assignee: Guangdong Lianda Photoelectricity Co ltd
Priority date: 2019-10-23
Filing date: 2019-10-23
Publication date: 2020-07-17
Anticipated expiration: 2029-10-23

Abstract

The utility model provides a projection equipment from heat dissipation light source module, including the open installation section of thick bamboo in both ends, the fixed glass piece that is equipped with in one end of installation section of thick bamboo, and this tip runs through the casing, stretches into the inside of projector, installation section of thick bamboo fixed mounting be in on the casing, be equipped with L ED lamp plate in the installation section of thick bamboo and be used for right L ED lamp plate radiating refrigeration heat abstractor, the inside refrigeration cycle air current that forms of refrigeration heat abstractor, the installation section of thick bamboo is kept away from the tip of glass piece is equipped with the end cover, the end cover with installation section of thick bamboo dismouting cooperation, refrigeration heat abstractor installs on the end cover, just refrigeration heat abstractor follows the dismantlement of end cover breaks away from the installation section of thick bamboo, its overall structure is compact, makes things convenient for the dismouting, and.

Description

Self-radiating light source module of projection equipment

Technical Field

The utility model relates to a projection equipment's light source field, more specifically relates to a projection equipment's self-cooling light source module.

Background

Nowadays, projectors are more and more commonly used, and light emitted from a light source is projected onto a screen through an optical mechanical system. The light source emits a large amount of heat when it emits light, and in order to keep the light source of the projector stable and to extend the life as long as possible, it is necessary to ensure that the light source operates within a normal operating temperature range. Consequently, the light source of projector dispels the heat through setting up radiator fan mostly, the light source sets up inside the light path engine, and the leakproofness need be guaranteed to the inside of light path engine, prevent the entering of dust, so radiator fan's setting is restricted by the structure of light path engine casing, lead to the light source mostly need carry out the heat conduction through setting up radiator fin, make radiator fan and radiator fin contact again, the setting of this structure need occupy great space, lead to the structure increase of whole projector, and the radiating mode of this kind of structure can't satisfy higher operating requirement.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to solve the technical problem of providing a self-radiating light source module of projection equipment, its overall structure is compact, makes things convenient for the dismouting, and can carry out effectual heat dissipation.

To achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a projection equipment from heat dissipation light source module, including the open installation section of thick bamboo in both ends, the fixed glass piece that is equipped with in one end of installation section of thick bamboo, and this tip runs through the casing, stretches into the inside of projector, installation section of thick bamboo fixed mounting be in on the casing, it is right to be equipped with L ED lamp plate in the installation section of thick bamboo and be used for L ED lamp plate radiating refrigeration heat abstractor, the inside refrigeration cycle air current that forms of refrigeration heat abstractor, the installation section of thick bamboo is kept away from the tip of glass piece is equipped with the end cover, the end cover with installation section of thick bamboo dismouting cooperation, refrigeration heat abstractor installs on the end cover, just refrigeration heat abstractor follows the dismantlement of end cover breaks away from installation section of thick.

The utility model discloses in the technical scheme of preferred, the casing corresponds the mounting hole has been seted up to the installation section of thick bamboo, the fixed baffle ring that is equipped with of lateral wall of an installation section of thick bamboo, be equipped with a plurality of through-holes on the baffle ring, the casing corresponds the through-hole is equipped with a plurality of screw holes, the installation section of thick bamboo passes through the fix with screw on the casing, just the installation section of thick bamboo is equipped with the one end of glass piece is run through the mounting hole, stretch into in the casing.

The utility model discloses in the technical scheme of preferred, the baffle ring is close to the lateral wall of glass piece is equipped with sealed the pad, sealed pad with the baffle ring bonds fixedly.

The utility model discloses in the technical scheme of the preferred, refrigeration heat abstractor includes the open barrel in both ends, the fixed turn-ups that is equipped with in one end outer wall of barrel, the barrel is fixed in through running through turn-ups screw on the end cover, L ED lamp plate is installed the barrel is kept away from turn-ups one end, the barrel is inside to be fixed and is equipped with the baffle, the baffle will the barrel is inside to be divided into first cavity and second cavity, first cavity is located the second cavity is close to one side of L ED lamp plate, be equipped with the heat-conducting plate that the polylith level was erect in the first cavity, the periphery of each heat-conducting plate respectively with the inner wall of barrel, baffle and L ED lamp plate support to hold fixedly, all be equipped with the ventilation hole on each heat-conducting plate, be equipped with fan and refrigeration case in the second cavity, the air outlet of fan with refrigeration case intercommunication, refrigeration case's air outlet intercommunication is equipped with first pipeline, the other end of first pipeline runs through the barrel lateral wall, and with the top intercommunication of first cavity, the air intake of fan is equipped with the second barrel, the second pipeline run through the lateral wall, and with the bottom intercommunication.

The utility model discloses in the technical scheme of preferred, the refrigeration case includes the box and fixes locating the refrigeration piece of box inner wall, the fixed polylith conducting strip, polylith that is equipped with on the refrigeration face of refrigeration piece the even interval of conducting strip sets up.

The utility model discloses among the technical scheme of preferred, include two at least the refrigeration piece, and two the refrigeration piece is located respectively the two relative inner walls of box, the conducting strip is located two between the refrigeration piece, just two are supported at the both ends of conducting strip to hold two the refrigeration face of refrigeration piece.

The utility model discloses in the technical scheme of preferred, the heat-conducting plate is made by graphite alkene, the conducting strip is made by the aluminum alloy or the copper alloy that heat conductivility is good.

The utility model discloses in the technical scheme of preferred, the outer wall of an installation section of thick bamboo is fixed and is equipped with the spacing ring, the spacing ring with be equipped with the removable sleeve between the baffle ring, the inner wall of end cover with the outer wall shape looks adaptation of an installation section of thick bamboo, and clearance fit, the outer wall of end cover is equipped with the screw thread, removable sleeve's inner wall is equipped with the screw thread, removable sleeve with end cover threaded connection is fixed.

The utility model discloses in the technical scheme of preferred, the inner wall top and the bottom of an installation section of thick bamboo correspond first pipeline reaches the second pipeline is equipped with the spacing groove, the spacing groove with first pipeline reaches second pipeline shape looks adaptation, just first pipeline reaches the second pipeline card in on the spacing groove, first pipeline reaches second pipeline structure is the same.

The utility model discloses in the technical scheme of preferred, the relative both sides of installation section of thick bamboo inner wall all are equipped with the guide way, the outer wall of barrel corresponds two the fixed gib block that is equipped with of guide way, the barrel warp the gib block card is located on the guide way.

The utility model has the advantages that:

the utility model provides a pair of projection equipment from heat dissipation light source module, its overall structure is compact, the setting of installation section of thick bamboo and glass piece makes L ED lamp plate separate with optical engine's casing internal part, neither hinder normal light transmission, inside dust gets into the casing when can preventing L ED lamp plate to change again, and end cover and refrigeration heat abstractor's cooperation, the whole dismouting of refrigeration heat abstractor of can being convenient for, convenient operation, and be convenient for inner member's maintenance or change, and refrigeration heat abstractor can carry out direct forced air cooling heat dissipation to L ED lamp plate, and the radiating effect is greatly improved, thereby the life of extension light source.

Drawings

Fig. 1 is a schematic structural diagram of a self-heat-dissipation light source module of a projection apparatus according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a mounting cylinder provided in an embodiment of the present invention;

fig. 3 is a side view of a mounting barrel provided in an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a refrigeration heat dissipation device and an end cover provided in an embodiment of the present invention;

fig. 5 is a schematic view of an internal structure of a cooling and heat dissipating device provided in an embodiment of the present invention;

fig. 6 is a top view of the internal structure of the refrigeration case provided in the embodiment of the present invention.

In the figure:

100. the refrigerator comprises a mounting cylinder, a 110, a glass sheet, a 120, a baffle ring, a 130, a sealing gasket, a 140, a limiting ring, a 150, a limiting groove, a 160, a guide groove, a 200, a shell, a 300, L ED lamp panel, a 400, a refrigeration heat dissipation device, a 410, a cylinder body, a 420, a flanging, a 430, a partition plate, a 440, a first cavity, a 450, a second cavity, a 460, a heat conduction plate, a 461, a vent hole, a 470, a guide strip, a 500, an end cover, a 610, a fan, a 620, a refrigeration box, a 621, a box body, a 622, a refrigeration sheet, a 623, a heat conduction sheet, a 630, a first pipeline, a 640.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

As shown in fig. 1 and 2, the self-heat-dissipation light source module of a projection device disclosed in the specific embodiment of the present invention includes a mounting cylinder 100 with two open ends, a glass sheet 110 is fixedly disposed at one end of the mounting cylinder 100, and the end portion of the mounting cylinder penetrates through the housing 200 and extends into the projector, the mounting cylinder 100 is fixedly disposed on the housing 200, an L ED lamp panel 300 and a refrigeration heat dissipation device 400 for dissipating heat from the L ED lamp panel 300 are disposed in the mounting cylinder 100, a refrigeration circulation airflow is formed inside the refrigeration heat dissipation device 400, an end cap 500 is disposed at an end portion of the mounting cylinder 100 far away from the glass sheet 110, the end cap 500 is detachably engaged with the mounting cylinder 100, the refrigeration heat dissipation device 400 is mounted on the end cap 500, and the refrigeration heat dissipation device 400 is detached from the mounting cylinder 100 along with detachment of the end cap 500.

The self-radiating light source module of the projection equipment is compact in overall structure, the L ED lamp panel 300 is separated from the interior of the shell 200 of the optical engine due to the arrangement of the mounting cylinder 100 and the glass sheet 110, normal light transmission is not hindered, dust can be prevented from entering the interior of the shell 200 when the L ED lamp panel 300 is replaced, the whole assembly and disassembly of the refrigeration and heat dissipation device 400 can be facilitated due to the cooperation of the end cover 500 and the refrigeration and heat dissipation device 400, operation is facilitated, internal elements can be conveniently overhauled or replaced, direct air cooling heat dissipation can be conducted on the L ED lamp panel 300 by the refrigeration and heat dissipation device 400, the heat dissipation effect is greatly improved, and the service life of a light source is prolonged.

Furthermore, the housing 200 is provided with a mounting hole corresponding to the mounting cylinder 100, a baffle ring 120 is fixedly arranged on the side wall of the mounting cylinder 100, a plurality of through holes are formed in the baffle ring 120, the housing 200 is provided with a plurality of threaded holes corresponding to the through holes, the mounting cylinder 100 is fixed on the housing 200 through screws, and one end of the mounting cylinder 100, provided with the glass sheet 110, penetrates through the mounting hole and extends into the housing 200; this structural design facilitates the installation between installation section of thick bamboo 100 and casing 200 fixed, convenient operation, and provide stable joint strength.

Further, a sealing gasket 130 is arranged on the side wall of the baffle ring 120 close to the glass sheet 110, and the sealing gasket 130 is fixedly bonded with the baffle ring 120; the provision of the gasket 130 can further prevent dust from entering the interior of the housing 200, and maintain a dust-free working environment inside the optical engine.

Further, as shown in fig. 4 and 5, the refrigeration heat dissipation device 400 includes a cylinder 410 with two open ends, a flange 420 is fixedly disposed on an outer wall of one end of the cylinder 410, the cylinder 410 is fixed on the end cover 500 through screws penetrating through the flange 420, the L ED lamp panel 300 is mounted at one end of the cylinder 410, which is far away from the flange 420, a partition 430 is fixedly disposed inside the cylinder 410, the partition 430 divides the inside of the cylinder 410 into a first cavity 440 and a second cavity 450, the first cavity 440 is located at one side of the second cavity 450, which is close to the L ED lamp panel 300, a plurality of heat conduction plates 460 horizontally erected are disposed in the first cavity 440, peripheries of the heat conduction plates 460 are respectively abutted against and fixed with an inner wall of the cylinder 410, the partition 430 and the L ED lamp panel 300, vent holes 461 are disposed on the heat conduction plates 460, a fan 610 and a refrigeration box 620 are disposed in the second cavity 450, an air outlet of the fan 610 is communicated with the refrigeration box 620, a first duct 630 is communicated with an air outlet of the refrigeration box 620, another end of the first duct 630 is communicated with a second duct 640, a top portion of the first duct 640, a second duct 640 is communicated with a second duct 640, a duct 640 is disposed in the refrigeration duct 640, a duct 640 is communicated with a duct 640, a duct 640 is formed by a duct 640, a duct 640 is communicated with a duct 640, a duct 640 is formed by a duct 640, a duct structure formed by a duct structure for exchanging air duct 640, and a duct for exchanging air duct for exchanging air flow, and a duct for exchanging air, and a duct for exchanging air duct for exchanging.

Further, as shown in fig. 6, the refrigeration box 620 includes a box body 621 and a refrigeration sheet 622 fixedly disposed on an inner wall of the box body 621, a plurality of heat-conducting sheets 623 are fixedly disposed on a refrigeration surface of the refrigeration sheet 622, and the plurality of heat-conducting sheets 623 are uniformly arranged at intervals; the refrigerator comprises at least two refrigerating sheets 622, the two refrigerating sheets 622 are respectively arranged on two inner walls of the box body 621, the heat conducting sheet 623 is arranged between the two refrigerating sheets 622, and two ends of the heat conducting sheet 623 abut against refrigerating surfaces of the two refrigerating sheets 622; sufficient refrigeration intensity that dual refrigeration piece 622's structural design can guarantee for conducting strip 623 temperature reduces fast, and the area of contact of polylith conducting strip 623 then can increase with the air current set up, thereby carries out effectual refrigeration heat dissipation to the air current, guarantees holistic radiating effect.

Further, the heat conducting plate 460 is made of graphene, and the heat conducting fin 623 is made of aluminum alloy or copper alloy with good heat conducting property; the structural design can further enhance the heat-conducting property and improve the heat-conducting and heat-radiating effects.

Further, as shown in fig. 2, the outer wall of the mounting cylinder 100 is fixedly provided with a limiting ring 140, a movable sleeve 700 is arranged between the limiting ring 140 and the baffle ring 120, the inner wall of the end cover 500 is matched with the outer wall of the mounting cylinder 100 in shape and is movably matched with the outer wall of the mounting cylinder 100, the outer wall of the end cover 500 is provided with threads, the inner wall of the movable sleeve 700 is provided with threads, and the movable sleeve 700 is fixedly connected with the end cover 500 in a threaded manner.

Further, as shown in fig. 3, the top and the bottom of the inner wall of the mounting cylinder 100 are provided with a limiting groove 150 corresponding to the first pipeline 630 and the second pipeline 640, the limiting groove 150 is adapted to the shape of the first pipeline 630 and the second pipeline 640, the first pipeline 630 and the second pipeline 640 are clamped on the limiting groove 150, and the first pipeline 630 and the second pipeline 640 have the same structure; this design can carry out ingenious utilization with the structure of first pipeline 630 and second pipeline 640, avoids installation section of thick bamboo 100 inner structure to take place to interfere with outstanding first pipeline 630 and second pipeline 640, makes first pipeline 630 and second pipeline 640 realize one-level screens and guide effect to barrel 410 and installation section of thick bamboo 100 inside on the contrary, is convenient for install.

Further, the opposite two sides of the inner wall of the mounting cylinder 100 are provided with guide grooves 160, the outer wall of the cylinder 410 is fixedly provided with guide bars 470 corresponding to the two guide grooves 160, and the cylinder 410 is clamped on the guide grooves 160 through the guide bars 470; the structural design can further enhance the guiding and clamping cooperation between the cylinder body 410 and the installation cylinder 100, and is convenient for installation.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.

Claims

1. The utility model provides a projection equipment's light source module that dispels heat certainly which characterized in that:

the projector comprises an installation cylinder (100) with two open ends, wherein one end of the installation cylinder (100) is fixedly provided with a glass sheet (110), the end part penetrates through a shell (200) and extends into the interior of the projector, and the installation cylinder (100) is fixedly installed on the shell (200);

be equipped with L ED lamp plate (300) in installation section of thick bamboo (100) and be used for right L ED lamp plate (300) radiating refrigeration heat abstractor (400), refrigeration heat abstractor (400) inside formation refrigeration cycle air current, installation section of thick bamboo (100) are kept away from the tip of glass piece (110) is equipped with end cover (500), end cover (500) with installation section of thick bamboo (100) dismouting cooperation, refrigeration heat abstractor (400) are installed on end cover (500), just refrigeration heat abstractor (400) are followed the dismantlement of end cover (500) breaks away from installation section of thick bamboo (100).

2. The self-radiating light source module of the projection device of claim 1, wherein:

casing (200) correspond the mounting hole has been seted up to installation section of thick bamboo (100), the fixed baffle ring (120) that is equipped with of lateral wall of installation section of thick bamboo (100), be equipped with a plurality of through-holes on baffle ring (120), casing (200) correspond the through-hole is equipped with a plurality of screw holes, installation section of thick bamboo (100) pass through the fix with screw on casing (200), just installation section of thick bamboo (100) are equipped with the one end of glass piece (110) is run through the mounting hole, is stretched into in casing (200).

3. The self-radiating light source module of the projection device of claim 2, wherein:

the side wall of baffle ring (120) near glass piece (110) is equipped with sealed pad (130), sealed pad (130) with baffle ring (120) bonding is fixed.

4. The self-radiating light source module of the projection device of claim 1, wherein:

the refrigeration heat dissipation device (400) comprises a cylinder body (410) with two open ends, a flange (420) is fixedly arranged on the outer wall of one end of the cylinder body (410), the cylinder body (410) is fixed on the end cover (500) through a screw penetrating through the flange (420), and the L ED lamp panel (300) is installed at one end, far away from the flange (420), of the cylinder body (410);

the cylinder (410) is fixedly provided with a partition plate (430) inside, the partition plate (430) divides the cylinder (410) into a first cavity (440) and a second cavity (450), the first cavity (440) is located on one side, close to the L ED lamp panel (300), of the second cavity (450), a plurality of horizontally-arranged heat conduction plates (460) are arranged in the first cavity (440), the periphery of each heat conduction plate (460) is fixedly abutted to the inner wall of the cylinder (410), the partition plate (430) and the L ED lamp panel (300) respectively, each heat conduction plate (460) is provided with a vent hole (461), a fan (610) and a refrigeration box (620) are arranged in the second cavity (450), an air outlet of the fan (610) is communicated with the refrigeration box (620), a first pipeline (630) is communicated with an air outlet of the refrigeration box (620), the other end of the first pipeline (630) penetrates through the side wall of the cylinder (410) and is communicated with the top of the first cavity (440), a second pipeline (640) is communicated with the air inlet (640), and the bottom of the second cavity (410) is communicated with the side wall of the second cavity (440).

5. The self-radiating light source module of the projection device of claim 4, wherein:

refrigeration case (620) include box (621) and fix and locate refrigeration piece (622) of box (621) inner wall, the fixed polylith conducting strip (623) that are equipped with on the refrigeration face of refrigeration piece (622), the polylith the even interval of conducting strip (623) sets up.

6. The self-radiating light source module of the projection device of claim 5, wherein:

at least two are included refrigeration piece (622), and two refrigeration piece (622) are located respectively the double-phase is to the inner wall of box (621), conducting strip (623) are located two between refrigeration piece (622), just the both ends of conducting strip (623) support and hold two the refrigeration face of refrigeration piece (622).

7. The self-radiating light source module of the projection device of claim 5, wherein:

the heat conducting plate (460) is made of graphene, and the heat conducting fins (623) are made of aluminum alloy or copper alloy with good heat conducting performance.

8. The self-radiating light source module of the projection device of claim 2, wherein:

the outer wall of installation section of thick bamboo (100) is fixed and is equipped with spacing ring (140), spacing ring (140) with be equipped with movable sleeve (700) between baffle ring (120), the inner wall of end cover (500) with the outer wall shape looks adaptation of installation section of thick bamboo (100), and clearance fit, the outer wall of end cover (500) is equipped with the screw thread, the inner wall of movable sleeve (700) is equipped with the screw thread, movable sleeve (700) with end cover (500) threaded connection is fixed.

9. The self-radiating light source module of the projection device of claim 4, wherein:

the top and the bottom of the inner wall of the installation barrel (100) correspond to the first pipeline (630) and the second pipeline (640) and are provided with limiting grooves (150), the limiting grooves (150) are matched with the shapes of the first pipeline (630) and the second pipeline (640), the first pipeline (630) and the second pipeline (640) are clamped on the limiting grooves (150), and the first pipeline (630) and the second pipeline (640) are identical in structure.

10. The self-radiating light source module of the projection device of claim 4, wherein:

the relative both sides of installation section of thick bamboo (100) inner wall all are equipped with guide way (160), the outer wall of barrel (410) corresponds two guide way (160) are fixed and are equipped with gib block (470), barrel (410) warp gib block (470) is located on guide way (160).