CN104317148B - Projector and projection TV - Google Patents
Projector and projection TV Download PDFInfo
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- CN104317148B CN104317148B CN201410522612.7A CN201410522612A CN104317148B CN 104317148 B CN104317148 B CN 104317148B CN 201410522612 A CN201410522612 A CN 201410522612A CN 104317148 B CN104317148 B CN 104317148B
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Classifications
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/16—Cooling; Preventing overheating
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
- H04N5/7475—Constructional details of television projection apparatus
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection Apparatus (AREA)
Abstract
The present invention discloses a kind of projector and projection TV, and wherein, projector is double-layer frame structure, and it comprises outside framework, inner frame, radiating seat, installation district, and described installation district is positioned at the inside of described inner frame; Some first heat transfer structures of the outer setting of described inner frame, the inside correspondence of described outside framework arranges some 2nd heat transfer structures; Each described first extended some heat transfer parts of heat transfer structure, its two ends are individually fixed in first, second heat transfer structure; Each described heat transfer part is hollow structure and arranges some first heat radiation holes; The bottom of inner frame arranges some heat-transfer pipes, and a radiating seat is fixed in its extension, and radiating seat arranges some 2nd heat radiation hole and some open holess; Position, radiating seat edge also arranges some heat conduction portions, and described outside framework is fixed in its extension. The relatively traditional projector of above projector has lacked heat radiation fan, energy-conserving and environment-protective; In addition, it reaches the advantages such as rapid heat dissipation, noise are little by the heat transfer structure of double-deck heat-dissipating frame.
Description
Technical field
The present invention relates to projector equipment, particularly relate to a kind of projector and adopt the projection TV of this projector.
Background technology
At present, has there is the common peopleization, popular feature in the use of projector, and more and more projector apparatus appears at the places such as office meeting room, home theater. Usual projector is the electrical equipment of the projection light that a kind of vision signal projecting outside offer converts, and it projects this kind of projection on screen and only converts from the light provided by the light source of the lamp arranged such as projector and the project image provided by display unit.
Chinese patent 201110089901.9 provides reflection type screen and manufacture method, optical projection system and front projection TV set. This reflection type screen, the projection light of reflection projector. This screen has: the substrate being formed with multiple curved face part of concave shape or convex-shaped in a face. In the curved face part of substrate, setting reflector space and non-reflective region. It is formed with reflectance coating at reflector space, it is formed with antireflection film in non-reflective region. Antireflection film, has multiple transparent columnar structure thing and forms.
Chinese patent 200410054658.7 provides a kind of rear screen prjection or forth screen projection TV, comprises light source, micromirror array and screen. Micromirror in micromirror array has quadrangle form. Operationally, light inciding and being directed into screen with the form of histogram picture from light source, this micromirror width modulation, can move to obtain gray-scale map picture on screen between open state and pass state; Each micromirror is all corresponding to the pixel watched in image on screen; And it is not parallel with the limit of any image by the limit of the pixel in viewing image. This invention additionally provides screen prjection or forth screen projection TV after another kind, and it comprises light source, micromirror array and screen. Wherein screen map picture has four edges, each micromirror forms a corresponding micromirror image on screen, this micromirror has an independent convex projection on the direction on a limit of this screen map picture, and the limit that this micromirror is really not parallel with the limit of this screen map picture.
Chinese patent 200410071350.3 discloses a kind of projection TV, and it comprises screen back support assembly. Screen back support assembly comprises: fixing support; It is provided with the supporting bracket of the inclined ribs with inclined surface; And it is connected by screw supporting bracket and support bracket fastened connection bracket. Supporting bracket comprises: the first strut member being parallel to the surface setting of screen; And the 2nd strut member that edge is bending relative to the horizontal direction on the surface of the first strut member, wherein inclined ribs is protruding from the internal surface of the 2nd strut member. Connection bracket comprises: the contact part contacted with the inclined surface of inclined ribs; And from contact part towards the connection portion that the horizontal direction on the surface relative to the 2nd strut member is bending. Projection TV also comprises to be located at inclined ribs and with the first screw hole of being connected with screw and is located at connection portion and the two-screw hole coaxial with the first screw hole. Like this, the screen back support assembly of projection TV is easy to assembling, is possible to prevent screen and draws wound in the assembly operation process of screen back support assembly.
But, there is serious heat dissipation problem in existing projector, often needs the fan using suitable power, disengages hot blast on the one hand, is cause noise on the other hand, has very disadvantageous negative impact for Consumer's Experience. Such as, it is sitting in the user on projector side, can be subject to than stronger impact.
Summary of the invention
Based on this, it is necessary to provide a kind of new projector and projection TV, its solve technical problem comprise rapid heat dissipation, without fan noise etc.
A technical scheme of the present invention is: a kind of projector, comprises a body, and described body arranges mount pad, wherein fixedly mounts a light source and control device thereof, and wherein, described mount pad is double-layer frame structure; Described mount pad is arranged installs district, its accommodating and fixing described light source and control device thereof; Described double-layer frame structure comprises outside framework and inner frame, and described installation district is positioned at the inside of described inner frame; Some first heat transfer structures of the outer setting of described inner frame, the inside correspondence of described outside framework arranges some 2nd heat transfer structures; Each described first extended some heat transfer parts of heat transfer structure, described first heat transfer structure is fixed in described heat transfer part one end, and the other end is fixed on corresponding described 2nd heat transfer structure; Each described heat transfer part hollow is arranged, and it arranges some first heat radiation holes; The bottom of described inner frame arranges some heat-transfer pipes, and a radiating seat is fixed in its extension, and described radiating seat arranges some 2nd heat radiation hole and some open holess; Position, described radiating seat edge also arranges some heat conduction portions, and described outside framework is fixed in its extension.
In one of them embodiment, described first heat transfer structure is the first annulus.
In one of them embodiment, described 2nd heat transfer structure is two annulus identical with described first annulus.
In one of them embodiment, described heat conduction portion is hollow tubular structure.
In one of them embodiment, described heat conduction portion arranges some 3rd heat radiation holes.
In one of them embodiment, described heat transfer part both ends have the first through-hole structure.
In one of them embodiment, the periphery of described heat transfer part is also wholely set some first radiator element.
In one of them embodiment, the both ends in described heat conduction portion have two through-hole structure identical with described first through-hole structure.
In one of them embodiment, the periphery in described heat conduction portion is also wholely set some 2nd radiator element.
Another technical scheme of the present invention is, a kind of projection TV, comprises above-mentioned arbitrary projector.
It should be noted that, other technical scheme of the present invention also comprises, and the technology feature in the various embodiments described above combines projector that formed, that can implement and projection TV mutually.
The above projector strengthens the surface-area that projector mount pad framework contacts with air surface with projection TV its structure, the heat come out under making projector working order can be transmitted in outside air in time, simultaneously under numerous heat radiation respective outer side edges, increase the heat radiation area of the thermal component of projector, greatly strengthen its heat dispersion, make when not arranging heat radiation fan and use projector continuously, the heat that described projector produces down in working order also can be dispersed into the external world in time, do not affect people to the normal use of projector, increase work efficiency. solve existing projector and there is serious heat dissipation problem.
Simultaneously, owing to existing projector often needs to use the fan of suitable power, disengage hot blast on the one hand, it is cause noise on the other hand, having very disadvantageous negative impact for Consumer's Experience, above-mentioned projector of the present invention does not need to arrange fan, and when solving projector normal operation, fan produces noise jamming problem, the electric energy consumed when simultaneously can save fan work and the expense buying fan, energy-conserving and environment-protective.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of an embodiment of projector of the present invention;
Fig. 2 is the structural representation of an embodiment of projector of the present invention;
Fig. 3 is the schematic diagram of an embodiment again of projector of the present invention;
Fig. 4 is the exploded perspective view of an embodiment of projector of the present invention;
Fig. 5 is heat transfer part and the heat transfer structure schematic diagram of projector of the present invention;
Fig. 6 is the schematic diagram in the heat conduction portion of projector of the present invention.
Embodiment
For enabling above-mentioned purpose, the feature and advantage of the present invention more become apparent, below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail. Set forth a lot of detail in the following description so that fully understanding the present invention. But the present invention can implement to be much different from alternate manner described here, and those skilled in the art can do similar improvement when not running counter to intension of the present invention, therefore the present invention is not by the restriction of following public specific embodiment.
It should be noted that, when element is called as " being fixed on " another element, it can directly on another element or can also there is element placed in the middle. When an element is considered as " connection " another element, it can be directly connected to another element or may there is element placed in the middle simultaneously. Term as used herein " vertical ", " level ", "left", "right" and similar statement just for illustrative purposes, do not represent it is mode of uniquely implementing.
One embodiment of the present of invention is, a kind of projector, comprises a body, and described body arranges mount pad, wherein fixedly mounts a light source and control device thereof, and wherein, described mount pad is double-layer frame structure; Described mount pad is arranged installs district, its accommodating and fixing described light source and control device thereof; Described double-layer frame structure comprises outside framework and inner frame, and described installation district is positioned at the inside of described inner frame; Some first heat transfer structures of the outer setting of described inner frame, the inside correspondence of described outside framework arranges some 2nd heat transfer structures; Each described first extended some heat transfer parts of heat transfer structure, described first heat transfer structure is fixed in described heat transfer part one end, and the other end is fixed on corresponding described 2nd heat transfer structure; Each described heat transfer part hollow is arranged, and it arranges some first heat radiation holes; The bottom of described inner frame arranges some heat-transfer pipes, and a radiating seat is fixed in its extension, and described radiating seat arranges some 2nd heat radiation hole and some open holess; Position, described radiating seat edge also arranges some heat conduction portions, and described outside framework is fixed in its extension. Such as, described first heat transfer structure is the first annulus. And for example, described 2nd heat transfer structure is two annulus identical with described first annulus. Preferably, described heat conduction portion is hollow tubular structure. Such as, described heat conduction portion arranges some 3rd heat radiation holes. Such as, described heat transfer part both ends have the first through-hole structure. Such as, the periphery of described heat transfer part is also wholely set some first radiator element. Preferably, the periphery in described heat conduction portion is also wholely set some 2nd radiator element.
Such as, as shown in Figure 1, a kind of projector, it comprises a body 10, mount pad 100, light source 110, control device 111, installation district 200, inner frame 101, outside framework 102, first heat transfer structure 113, heat transfer part 103, the 2nd heat transfer structure 114, heat-transfer pipe 104, radiating seat 105, heat radiation hole 107, heat conduction portion 106, first, the 2nd heat radiation hole 108, some open holess 109.
Preferably, described body 10 arranges mount pad 100, described mount pad 100 fixedly mounts a light source 110 and control device 111 thereof, such as, described mount pad 100 arranges a fixing base plate, described fixing base plate arranges threaded hole, and described light source 110 and described control device 111 spiral shell thereof connect and be fixed on described mount pad 100; And for example, described mount pad 100 is double-layer frame structure, and described mount pad 100 is arranged installs district 200, its accommodating described light source 110 and control device 111 thereof; Such as, described double-layer frame structure comprises inner frame 101 and outside framework 102, described installation district 200 is positioned at the inside of described inner frame 101, like this, the heat that the described light source 110 in described installation district 200 and described control device 111 thereof produce conducts to outside environment by described double-layer frame structure.
Wherein, some first heat transfer structures 113 of described inner frame 101 outer setting, described outside framework 102 inside arranges some 2nd heat transfer structures 114; The described first extended some heat transfer parts 103 of heat transfer structure 113, described first heat transfer structure 113 is fixed in heat transfer part 103 one end described in it, the other end is fixed on corresponding described 2nd heat transfer structure 114, it is appreciated that, the heat that described light source 110 and described control device 111 thereof produce conducts to described 2nd heat transfer structure 114 by described heat transfer part 103 after arriving described first heat transfer structure 113, and heat is distributed to outside atmosphere through outside framework after arriving described 2nd heat transfer structure 114. Composition graphs 5, such as, outside surface at the first heat transfer structure 113, heat transfer part 103, the 2nd heat transfer structure 114 also arranges some first heat radiation pyramids 511, described first heat radiation 511 one-tenth, pyramid arranged is in the outside surface of the first heat transfer structure 113, heat transfer part 103, the 2nd heat transfer structure 114, like this, cooling surface area can be increased further, the heat that described light source 110 and described control device 111 thereof produce part can be distributed to surrounding environment from described first heat radiation pyramid 511 surface, accelerates rate of heat release.
As shown in Figure 5, preferably, described heat transfer part 103 hollow is arranged, and such as, described heat transfer part 103 is a heat conduction pipe, and, described heat transfer part 103 arranges some first heat radiation holes 107, it will be understood that part be conducted by the heat that described heat transfer part 103 hollow arranges rear described light source 110 and described control device 111 generation thereof from pipe interior, the heat of pipe interior can be fixed to surrounding environment by described first heat radiation hole 107, accelerates rate of heat release; And for example, the bottom of described inner frame 101 arranges some heat-transfer pipes 104, a radiating seat 105 is fixed in the extension of each described heat-transfer pipe 104, it can be appreciated that described heat-transfer pipe 104 is by realizing the identical function of described heat transfer part 103, namely conduct heat to surrounding environment, the two difference is that described heat-transfer pipe 104 realizes longitudinal heat radiation, described heat transfer part 103 realizes heatsink transverse, like this, it is possible to quickly the heat that described light source 110 and described control device 111 thereof produce is given out surrounding environment.
Such as, described radiating seat 105 arranges some 2nd heat radiation hole 108 and some open holess 109, described 2nd heat radiation hole 108 is for heat radiation, the heat installed in district 200 is dispersed into outside with convection type, described open holes 109 supports seat for installing or lifts described projector, it is preferable that, described open holes 109 is an internal thread hole, like this, by a screw described open holes 109 is installed on support seat or described projector carried out lifting fixing, composition graphs 6, such as, position, described radiating seat 105 edge also arranges some heat conduction portions 106, described heat conduction portion 106 outside surface also arranges some 2nd heat radiation pyramids 610, described 2nd heat radiation 610 one-tenth, pyramid arranged is in described heat conduction portion 106 outside surface, each described heat conduction portion 106 extends is fixed on described outside framework 102, like this, described heat conduction portion 106 is by the heat conduction of described radiating seat 105 extremely described outside framework 102, and then, heat is distributed to surrounding environment by described outside framework 102, simultaneously, the 2nd heat radiation pyramid 610 being arranged in described heat conduction portion 106 outside surface will conduct part heat to surrounding environment, accelerate rate of heat release.
Such as, described installation district 200 is a cavity, and it arranges at least one installation position, and described light source 110 is fixedly installed in described installation position; Such as, described installation position is an installation groove, described installation district 200 arranges two parallel installation grooves, described light source 110 is fixedly installed on a mounting blocks, described mounting blocks slides and is embedded on two installation grooves, for sliding along installing groove so that described light source 110 synchronous slide, like this, it is easy to change described light source 110 and described light source 110 is placed into suitable cavity inside. And for example, described mounting blocks arranges two fins, and each fin is embedded at one and installs on groove, for sliding along installing groove so that described mounting blocks synchronous slide. And for example, described installation district 200 also arranges fixed block, for fixing the position of described mounting blocks in the first state, unclamps the position of described mounting blocks in the second condition; Such as, fixed block is a fastener, and it blocks under card buckle-like state buckles fixing described mounting blocks so that it can not slide along installation groove, unclamp described mounting blocks under the de-state of pine so that it is can slide along installation groove by during power. Like this, just easily light source 110 can be safeguarded, and regulate the position of light source 110 to a certain extent.
And for example, in order to control small product size size, reduce current consumption, improve product work-ing life, described light source 110 adopts LED/light source; It is luminous that described light source 110 controls it by described control device 111; Such as, described control device 111 arranges a thread groove, and described light source 110 connects with described control device 111 spiral shell; The present embodiment is intended to protect the configuration of projector, does not relate to projector chip controls and function thereof, and described control device 111 is adopted control techniques to be familiar with by those skilled in the art, therefore is not described in detail by described control device 111.
Such as, described inner frame 101 and described outside framework 102 as shown in Figure 2 and Figure 3, such as, the technical problem increasing heat radiation surface to solve, described inner frame 101 is spiral slot pipe with described outside framework 102, and such as, described inner frame 101 and described outside framework 102 surface are in continuous print spiral groove, corresponding, its internal surface is that shape of threads is protruding, and the pipe axis of described projection and described spiral slot pipe is certain helix angle, like this, above-mentioned shape can increase convection of air, it is to increase heat radiation efficiency; Such as, heat-conducting silicone grease is smeared near the interior perisporium of light source 110 and the described inner frame 101 of control device 111 thereof, it is appreciated that, described heat-conducting silicone grease can absorb described light source 110 and the heat of described control device 111 generation thereof, makes heat conduction to heat transfer structure and is dispersed in ambient air through fin conductive and goes; Such as, described mount pad 100 arranges a light hole, the light that described light source 110 produces projects outside from described light hole, preferably, described light hole also arranges a light hole cover plate, described light hole cover plate can prevent dust, moisture etc. from entering described body 10 and then infringement components and parts, and such as, described light hole cover plate is glass or the good plastics of light transmission etc. And for example, described light hole cover plate can dismantle setting; And for example, described light hole internal surface arranges some heat radiating fin sheets, and the heat conduction produced during so that described light source 110 is worn described light hole is gone out; Such as, outside surface around described outside framework 102 is wholely set some homogeneous aluminium alloy heat radiating fin sheets, such as, described heat radiating fin sheet mutual spacing is 5mm, described heat radiating fin sheet is 2mm along the height in vertical outside framework 102 direction, and length is high equal with outside framework 102, and thickness is 2mm, preferably, described heat radiating fin sheet is neatly arranged closely along outside framework 102 height.
For installing projector mount pad 100 quickly and easily, simultaneously by inner frame 101 accumulates generation heat conduction to external ambient environment, such as, described first heat transfer structure 113 is respectively the first boss and the 2nd boss with described 2nd heat transfer structure 114, described first boss and described 2nd boss one end are fixed on framework, and the other end arranges an Access Division; Such as, described heat transfer part 103 is a conducting pipe, and its two ends arrange card and connect position, and described heat transfer part 103 two ends connect position by card respectively and are connected in the first boss and the 2nd boss; And for example, described first boss and described 2nd boss are a round boss, and its one end is fixed on framework, and the other end surface arranges screw thread; Such as, described heat transfer part 103 is conducting pipe, and its pipe diameter is equal with round boss diameter, and described conducting pipe inside arranges the screw thread matched with round boss thread surface, and described heat transfer part 103 two ends are bolted in the first boss and the 2nd boss respectively; Such as, described first heat transfer structure 113 is the first annulus, described 2nd heat transfer structure 114 is two annulus identical with described first annulus, described heat transfer part 103 is conducting pipe, like this, the first annulus is inserted in heat transfer part 103 one end, and the other end insertion the 2nd annulus can complete the installation of described heat transfer part 103, convenient and swift.
Such as, described heat transfer part 103 is heat dissipation copper pipe, it is preferable that, described heat transfer part 103 both ends have the first through-hole structure, and and for example, described first through-hole structure is straight pipe through-hole or threaded pipe through hole; And for example, arranging some first heat radiation holes 107 on heat dissipation copper pipe, described first heat radiation hole, hole 107 shape is circular or quincunx; And for example, at described first heat radiation hole 107 grafting one heat radiating fin sheet, a described heat radiating fin sheet part wears described first heat radiation hole 107, and another part exposes around, such as, and described heat radiating fin sheet and described straight pipe through-hole or the setting of described threaded pipe through hole interval; Like this, described heat radiating fin sheet does not block described straight pipe through-hole or described threaded pipe through hole, like this, described heat radiating fin sheet forms turbulent in described heat dissipation copper pipe inside, namely, when described straight pipe through-hole or described threaded pipe through hole inside have heat by time, described heat radiating fin sheet can drive part heat from described first heat radiation hole 107 distribute; And for example, the periphery of described heat transfer part 103 is also wholely set some first radiator element, can increase cooling surface area so further, and the heat conduction of described heat dissipation copper pipe inside is at the first radiator element fin sheet thus is dispersed in surrounding environment, accelerates rate of heat release.
Such as, described heat-transfer pipe 104 one end is welded in the bottom of described inner frame 101, its end bottom described inner frame 101 is also to connecing a copper coin, described copper coin connects described light source 110 and control device 111 thereof, like this, the heat that absorption is produced by described copper coin from described light source 110 and described control device 111 thereof, and heat is conducted to rapidly the heat radiation structure being connected with described copper coin, like this, the heat that described light source 110 and control device 111 thereof produce will be transmitted to outside atmosphere readily through copper coin, such as, described heat-transfer pipe 104 makes U-shaped pipe for aluminum alloy materials, such as, wear in described U-shaped heat-transfer pipe 104 inside and U shape heat pipe is installed, namely, it is inner that U shape heat pipe is arranged at described U-shaped heat-transfer pipe 104, wherein, U-shaped heat-transfer pipe opening two ends are welded in the bottom of described inner frame 101, and, U-shaped heat-transfer pipe U-shaped bottom treatment becomes flat pattern and is welded in described radiating seat 105, like this, described U shape heat pipe utilizes the heat absorption and release exchange principle of the working medium temperature difference, the bottom heat of described inner frame 101 is taken out of to the radiating seat 105 being connected with described heat-transfer pipe 104, simultaneously, owing to described heat-transfer pipe 104 is aluminium alloy, its quality is firmly more resistance to, therefore the weight of described light source 110 and described control device 111 thereof can be born, make the distortion of described U shape heat pipe that deformation not easily occur.
Such as, described radiating seat 105 is an aluminium alloy disk, and its side connects the bottom of described inner frame 101 by described heat-transfer pipe 104, and described projector is installed fixing and is not easy to wave and rocks; And for example, arranging some 2nd thermal vias on described disk, such as, the inside of the 2nd thermal vias is screw thread, to increase heat radiation area; Such as, position, described radiating seat 105 edge also arranges some heat conduction portions 106, and such as, described heat conduction portion 106 is the outer pattern pipe of internal screw, and and for example described heat conduction portion 106 is thin fin pattern pipe, and described outside framework 102 is fixed in its extension; And for example, described outside framework 102 offers slot near bottom place, described heat conduction portion 106 is lath shape structure, it extends the described slot being plugged in described outside framework 102, and forms some annulus cavitys between described radiating seat 105 edge and described outside framework 102, such as, the accommodating some heat pipes of described cavity, described heat pipe is installed around described radiating seat 105, and like this, heat pipe can drive heat to be dispersed into from described radiating seat 105 edge around. In order to strengthen heat radiation, it is preferable that, as described in Figure 6, the both ends in described heat conduction portion 106 have two through-hole structure 620 identical with described first through-hole structure. And for example, the periphery in described heat conduction portion 106 is also wholely set some 2nd radiator element.
As shown in Figure 4, composition graphs 1, such as, described mount pad 100 is double-layer frame structure, it comprises inner frame 101 and outside framework 102, such as, and the fixedly embedded a slice copper coin in the installation district 200 in the bottom of described inner frame 101, and it being coated with last layer heat-conducting silicone grease on copper coin surface, described light source 110 and control device 111 thereof to connecing copper coin and are fixedly installed in the described installation district 200 of described mount pad 100 setting by copper coin; Such as, the bottom of described inner frame 101 arranges some heat-transfer pipes 104, and such as, the conduit that described heat-transfer pipe 104 is made for aluminum alloy materials, offers some through holes on described conduit; And for example, described heat-transfer pipe 104 is metallic copper material, and described heat-transfer pipe 104 is integrally formed with copper coin; And for example, heat-transfer pipe 104 is made for aluminum alloy materials, and described heat-transfer pipe 104 extends and is fixed on a radiating seat 105; Such as, the porous heat dissipation base that described radiating seat 105 is made for aluminum alloy materials; Such as, embedding a slice copper coin on described aluminium alloy heat dissipation base, described copper coin is fixed in the extension of described heat-transfer pipe 104; And for example, the copper coin in described installation district 200, be arranged at the described heat-transfer pipe 104 bottom described inner frame 101 and the described radiating seat 105 that is connected with described heat-transfer pipe 104 integrally formed; And for example, described radiating seat 105 arranges some 2nd heat radiation hole 108 and some open holess 109; Such as, the described 2nd inner integrally formed some heat radiating fin sheets in heat radiation hole 108; Such as, described open holes 109 inwall installs rigidity metallic substance; And for example, described open holes 109 is internal thread through hole, and described its pore size of open holes 109 mates mutually with commercially available screw; And for example, position, described radiating seat 105 edge arranges some heat conduction portions 106, and described heat conduction portion 106 extends is fixed on described outside framework 102; Such as, described heat conduction portion 106 is the conduit of the hollow tubular structure adopting aluminum alloy materials to make; And for example, described heat conduction portion 106 inwall is integrally formed some heat radiating fin sheets, like this, is conducive to improving production efficiency; And for example, described heat conduction portion 106 arranging some 3rd heat radiation holes, described heat conduction portion 106 extends is fixed on described outside framework 102, like this, it is possible to is realized the convection current of air by each 3rd heat radiation hole, strengthens radiating effect.
Such as, a kind of projection TV, is different from general conventional TV, and described projection TV adopts projector described in above-mentioned any embodiment, throws in its video content to outside, such as, projects to a curtain, and for example, project to a wall. Such as, described projection TV adopts the projector with double-layer frame structure, is divided into inner frame 101 and outside framework 102, and wherein said inner frame 101 arranges aluminium alloy heat dissipation base, and described hot base is for installing light source 110 and control device 111 thereof; Such as, the some aluminium alloy fin sheets of described inner frame 101 outer setting, the extension of described aluminium alloy fin sheet connects and is fixed on described outside framework 102; Such as, the heat radiating fin sheet of the outside integrally formed some tight arrangements of described outside framework 102; Such as, described inner frame 101 and described outside framework 102 arrange a light through hole and supply lead and data line vias. When using above-mentioned projection TV, switch on power and after opening trip switch, light projects on homogeneous wall through through hole, can play video content. When projector uses continuously as TV, assume that every day, reproduction time was 10 hours, the nominal life of present LED is 100,000 hours, but its useful life is no more than 20,000 hours usually, and, the transformation period that the light effectively used declines only has 10,000 hours usually, and namely after 10,000 hours, high-high brightness can only be the 50% of initial maximum brightness; Namely its acceptable life is about 1,000 days, namely less than 3 years. Therefore, the light source 110 changing projector is the technical problem that must consider.
The technical problem of the light source 110 changing projector with how facilitating for solving, it is preferable that, described inner frame 101 also comprises an installation position, and described light source 110 is fixedly installed in described installation position; Such as, described light source 110 grafting, spiral shell connect or block to connect and be installed on described installation position; And for example, described light source 110 comprises a lamp socket and is installed on the LED of described lamp socket; Like this, it is easy to change described light source 110. And for example, described lamp socket is round shape, and its outer shroud establishes some heat radiating fin sheets; Such as, described heat radiating fin sheet comprises three sub-fin sheets of heat radiation, and and for example, the sub-fin sheet on-plane surface of each heat radiation is arranged.
It should be noted that, each technology feature of the above embodiment can combine arbitrarily, for making description succinct, each all possible combination of technology feature in above-described embodiment is not all described, but, as long as the combination of these technology features does not exist contradiction, all it is considered to be the scope that this specification sheets is recorded.
The above embodiment only have expressed several enforcement modes of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to patent scope of the present invention. , it is also possible to make some distortion and improvement, it should be appreciated that for the person of ordinary skill of the art, without departing from the inventive concept of the premise these all belong to protection scope of the present invention. Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. a projector, it comprises a body, and described body arranges mount pad, and it fixedly mounts a light source and control device thereof, it is characterised in that, described mount pad is double-layer frame structure;
Described mount pad is arranged installs district, its accommodating and fixing described light source and control device thereof, described installation district arranges two parallel installation grooves, described light source is fixedly installed on a mounting blocks, described mounting blocks slides and is embedded on described two installation grooves, for sliding along installing groove so that described light source synchronous slides;
Described double-layer frame structure comprises outside framework and inner frame, described installation district is positioned at the inside of described inner frame, described inner frame and described outside framework surface are in continuous print spiral groove, corresponding, its internal surface is that shape of threads is protruding, and the pipe axis of described projection and described spiral slot pipe is certain helix angle;
Some first heat transfer structures of the outer setting of described inner frame, the inside correspondence of described outside framework arranges some 2nd heat transfer structures;
Each described first extended some heat transfer parts of heat transfer structure, described first heat transfer structure is fixed in described heat transfer part one end, and the other end is fixed on corresponding described 2nd heat transfer structure;
The outside surface of described first heat transfer structure, described heat transfer part, described 2nd heat transfer structure also arranges the first heat radiation pyramid of some arranged, and each described heat transfer part hollow is arranged, and it arranges some first heat radiation holes;
The bottom of described inner frame arranges some heat-transfer pipes, and a radiating seat is fixed in its extension, and described radiating seat arranges some 2nd heat radiation hole and some open holess;
Position, described radiating seat edge also arranges some heat conduction portions, and described outside framework is fixed in its extension, and described heat conduction portion outside surface also arranges some 2nd heat radiation pyramids, and described 2nd heat radiation pyramid becomes arranged.
2. projector according to claim 1, it is characterised in that, described first heat transfer structure is the first annulus.
3. projector according to claim 2, it is characterised in that, described 2nd heat transfer structure is two annulus identical with described first annulus.
4. projector according to claim 3, it is characterised in that, described heat conduction portion is hollow tubular structure.
5. projector according to claim 4, it is characterised in that, described heat conduction portion arranges some 3rd heat radiation holes.
6. projector according to claim 5, it is characterised in that, described heat transfer part both ends have the first through-hole structure.
7. projector according to claim 6, it is characterised in that, the periphery of described heat transfer part is also wholely set some first radiator element.
8. projector according to claim 7, it is characterised in that, the both ends in described heat conduction portion have two through-hole structure identical with described first through-hole structure.
9. projector according to claim 8, it is characterised in that, the periphery in described heat conduction portion is also wholely set some 2nd radiator element.
10. a projection TV, it is characterised in that, comprise as arbitrary in claim 1 to 9 as described in projector.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410522612.7A CN104317148B (en) | 2014-09-29 | 2014-09-29 | Projector and projection TV |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410522612.7A CN104317148B (en) | 2014-09-29 | 2014-09-29 | Projector and projection TV |
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| CN104317148A CN104317148A (en) | 2015-01-28 |
| CN104317148B true CN104317148B (en) | 2016-06-01 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114706265B (en) * | 2022-04-14 | 2024-04-30 | 深圳市和天创科技有限公司 | Full-automatic refrigerating system of monolithic liquid crystal projector |
| CN115185148A (en) * | 2022-04-29 | 2022-10-14 | 赣州轰天炮显示电子科技有限公司 | Air cooling and automatic air quantity adjusting projector of air inlet of projector |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6513936B1 (en) * | 1999-09-16 | 2003-02-04 | Fujitsu Limited | Projector |
| CN101030019A (en) * | 2006-02-28 | 2007-09-05 | 骏林科技股份有限公司 | Light-path adjusting mechanism of projecting display device |
| CN204229109U (en) * | 2014-09-29 | 2015-03-25 | 温玉桂 | Projector and projection TV |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3348691B2 (en) * | 1999-05-18 | 2002-11-20 | 日本電気株式会社 | Video display device housing |
| JP2005234424A (en) * | 2004-02-23 | 2005-09-02 | Casio Comput Co Ltd | Projector |
| JP2006259290A (en) * | 2005-03-17 | 2006-09-28 | Casio Comput Co Ltd | Light source device and projector with it |
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2014
- 2014-09-29 CN CN201410522612.7A patent/CN104317148B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6513936B1 (en) * | 1999-09-16 | 2003-02-04 | Fujitsu Limited | Projector |
| CN101030019A (en) * | 2006-02-28 | 2007-09-05 | 骏林科技股份有限公司 | Light-path adjusting mechanism of projecting display device |
| CN204229109U (en) * | 2014-09-29 | 2015-03-25 | 温玉桂 | Projector and projection TV |
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| CN104317148A (en) | 2015-01-28 |
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Effective date of registration: 20191028 Address after: 314500 No. xd701-6, No. 1, Gongnong Road, Nanmen, Chongfu Town, Tongxiang City, Jiaxing City, Zhejiang Province Patentee after: Jiaxing Cauline Electronic Commerce Co., Ltd. Address before: 516100 Guangdong city of Huizhou province Boluo county Luo Yang Zhen Ren Min Road No. 23 Patentee before: Wen Yugui |
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