CN104317148A - Projector and projection TV - Google Patents
Projector and projection TV Download PDFInfo
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- CN104317148A CN104317148A CN201410522612.7A CN201410522612A CN104317148A CN 104317148 A CN104317148 A CN 104317148A CN 201410522612 A CN201410522612 A CN 201410522612A CN 104317148 A CN104317148 A CN 104317148A
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- 230000017525 heat dissipation Effects 0.000 abstract description 14
- 238000009434 installation Methods 0.000 abstract description 9
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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)
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- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection Apparatus (AREA)
Abstract
The invention discloses a projector and a projection TV. The projector is of a double-layer frame structure and comprises an outer frame, an inner frame, a heat dissipation seat and an installation area, wherein the installation area is disposed inside the inner frame; the inner frame is externally provided with a plurality of first heat transfer structures, and the outer frame is internally correspondingly provided with a plurality of second heat transfer structures; each first heat transfer structure is provided with a plurality of heat transfer portions in an extending mode, and the two ends of each heat transfer structure are respectively fixed on each first heat transfer structure and each second heat transfer structure; each heat transfer portion is of a hollow structure and is provided with a plurality of first radiating holes; the bottom of the inner frame is provided with a plurality of heat transfer pipes, the heat transfer pipes extend to be fixed on a radiating seat, and the radiating seat is provided with a plurality of second radiating holes and a plurality of installing holes; and the edge position of the radiating seat is also provided with a plurality of heat-conducting parts, and the heat-conducting parts extend to be fixed on the outer frame. The projector provided by the invention, compared to a conventional projector, eliminates the application of a heat dissipation fan and is energy-saving and environmental-friendly; and besides, through the heat transfer structures of a double-layer heat dissipation frame, the projector also has the advantages of fast heat dissipation, low noise and the like.
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, there is popular, popular feature in the use of projector, increasing 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 and provide converts, and its this projection light projecting on screen is that the light provided from the light source by the lamp arranged such as projector and the projected image provided by display device convert.
Chinese patent 201110089901.9 provides reflection type screen and manufacture method, optical projection system and front projection televisor.This reflection type screen, the projection light of reflective 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-reflecting regions.Be formed with reflectance coating at reflector space, be formed with antireflection film in non-reflecting regions.Antireflection film, has multiple transparent column structure thing and forms.
Chinese patent 200410054658.7 provides a kind of rear-screen projection 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 rectangular image from light source, this micromirror width modulation, can move to obtain gray level image on screen between open state and off status; Each micromirror all corresponding on screen by viewing image in a pixel; And it is not parallel with the limit of any image by the limit of the pixel in viewing image.This invention additionally provides another kind of rear-screen projection or forth screen projection TV, and it comprises light source, micromirror array and screen.Wherein screen 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 picture, and the limit that this micromirror is really not parallel with the limit of this screen picture.
Chinese patent 200410071350.3 discloses a kind of projection TV, and it comprises screen back support assembly.Screen back support assembly comprises: fixed support; Be provided with the supporting bracket of the inclined ribs with inclined surface; And be connected by screw supporting bracket and support bracket fastened connection bracket.Supporting bracket comprises: the first support member that the surface being parallel to screen is arranged; And along the second support member that the horizontal direction relative to the surface of the first support member bends, wherein inclined ribs is protruding from the inside surface of the second support member.Connection bracket comprises: the contact portion contacted with the inclined surface of inclined ribs; And from the coupling part that contact portion bends towards the horizontal direction relative to the surface of the second support member.Projection TV also comprises is located at inclined ribs with the first screw hole be connected with screw and be located at coupling part and second screw hole coaxial with the first screw hole.Like this, the screen back support assembly of projection TV is easy to assembling, can prevent screen from scratching in the assembly operation process of screen back support assembly.
But existing projector exists serious heat dissipation problem, often need the fan using suitable power, disengage hot blast on the one hand, be cause noise on the other hand, for Consumer's Experience, there is very disadvantageous negative effect.Such as, be sitting in the user on projector side, can be subject to than stronger impact.
Summary of the invention
Based on this, be necessary to provide a kind of new projector and projection TV, its technical matters solved comprises rapid heat dissipation, fan-free 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 arranges installing zone, its accommodating and fixing described light source and control device thereof; Described double-layer frame structure comprises outside framework and inner frame, and described installing zone is positioned at the inside of described inner frame; Some first heat transfer structures of outer setting of described inner frame, the inside correspondence of described outside framework arranges some second heat transfer structures; The extended some heat transfer parts of first heat transfer structure described in each, described first heat transfer structure is fixed in described heat transfer part one end, and the other end is fixed on corresponding described second heat transfer structure; Heat transfer part hollow described in each is arranged, and it is arranged some first louvres; 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 second louvres and some mounting holes; Described radiating seat marginal position also arranges some heat-conducting parts, 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 second heat transfer structure is second annulus identical with described first annulus.
In one of them embodiment, described heat-conducting part is hollow tubular structure.
In one of them embodiment, described heat-conducting part is arranged some 3rd louvres.
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 heat radiator.
In one of them embodiment, the both ends of described heat-conducting part have second through-hole structure identical with described first through-hole structure.
In one of them embodiment, the periphery of described heat-conducting part is also wholely set some second heat radiator.
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 technical characteristic in the various embodiments described above combines projector that is formed, that can implement and projection TV mutually.
The above projector and projection TV strengthen from its structure the surface area that projector mount pad framework contacts with air surface, the heat come out under making projector duty can be transmitted in outside air in time, simultaneously under numerous radiator structures coordinates, increase the area of dissipation of the thermal component of projector, greatly strengthen its heat dispersion, make when not arranging radiator fan and use projector continuously, the described projector in working order lower heat produced also can be dispersed into the external world in time, do not affect the normal use of people to projector, increase work efficiency.Solve existing projector and there is serious heat dissipation problem.
Simultaneously, because existing projector often needs the fan using suitable power, disengage hot blast on the one hand, cause noise on the other hand, have very disadvantageous negative effect for Consumer's Experience, the invention described above projector does not need to arrange fan, solves fan when projector normally works and produces noise jamming problem, the expense of the electric energy consumed when simultaneously can save fan work and purchase 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 the another embodiment 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 of the heat-conducting part of projector of the present invention.
Embodiment
For enabling above-mentioned purpose of the present invention, feature and advantage become apparent more, are described in detail the specific embodiment of the present invention below in conjunction with accompanying drawing.Set forth a lot of detail in the following description so that fully understand the present invention.But the present invention can be much different from alternate manner described here to implement, those skilled in the art can when without prejudice to doing similar improvement when intension of the present invention, therefore the present invention is by the restriction of following public specific embodiment.
It should be noted that, when element is called as " being fixed on " another element, directly can there is element placed in the middle in it on another element or also.When an element is considered to " connection " another element, it can be directly connected to another element or may there is centering elements simultaneously.Term as used herein " vertical ", " level ", "left", "right" and similar statement just for illustrative purposes, do not represent it is unique embodiment.
One embodiment of the present of invention are, a kind of projector, comprise a body, and described body arranges mount pad, wherein fixedly mount a light source and control device thereof, and wherein, described mount pad is double-layer frame structure; Described mount pad arranges installing zone, its accommodating and fixing described light source and control device thereof; Described double-layer frame structure comprises outside framework and inner frame, and described installing zone is positioned at the inside of described inner frame; Some first heat transfer structures of outer setting of described inner frame, the inside correspondence of described outside framework arranges some second heat transfer structures; The extended some heat transfer parts of first heat transfer structure described in each, described first heat transfer structure is fixed in described heat transfer part one end, and the other end is fixed on corresponding described second heat transfer structure; Heat transfer part hollow described in each is arranged, and it is arranged some first louvres; 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 second louvres and some mounting holes; Described radiating seat marginal position also arranges some heat-conducting parts, and described outside framework is fixed in its extension.Such as, described first heat transfer structure is the first annulus.And for example, described second heat transfer structure is second annulus identical with described first annulus.Preferably, described heat-conducting part is hollow tubular structure.Such as, described heat-conducting part is arranged some 3rd louvres.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 heat radiator.Preferably, the periphery of described heat-conducting part is also wholely set some second heat radiator.
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, installing zone 200, inner frame 101, outside framework 102, first heat transfer structure 113, heat transfer part 103, second heat transfer structure 114, heat-transfer pipe 104, radiating seat 105, heat-conducting part 106, first louvre 107, second louvre 108, some mounting holes 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 fixed base plate, described fixed base plate arranges threaded hole, and described light source 110 and described control device 111 thereof are spirally connected and are fixed on described mount pad 100; And for example, described mount pad 100 is double-layer frame structure, and described mount pad 100 arranges installing zone 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 installing zone 200 is positioned at the inside of described inner frame 101, like this, the heat that the described light source 110 in described installing zone 200 and described control device 111 thereof produce passes through described double-layer frame structure conduction to outside environment.
Wherein, some first heat transfer structures 113 of described inner frame 101 outer setting, described outside framework 102 inside arranges some second heat transfer structures 114; The extended some heat transfer parts 103 of described first 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 second heat transfer structure 114, be appreciated that, conduct to described second heat transfer structure 114 by described heat transfer part 103 after the heat that described light source 110 and described control device 111 thereof produce arrives described first heat transfer structure 113, heat is distributed to external environment condition through outside framework after arriving described second heat transfer structure 114.Composition graphs 5, such as, at the outside surface of the first heat transfer structure 113, heat transfer part 103, second heat transfer structure 114, some first heat radiation pyramids 511 are also set, described first heat radiation 511 one-tenth, pyramid matrix is arranged in the outside surface of the first heat transfer structure 113, heat transfer part 103, second 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 dispation.
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 pipe, and, described heat transfer part 103 arranges some first louvres 107, is appreciated that described heat transfer part 103 hollow arranges the heat that rear described light source 110 and described control device 111 thereof produce and part be conducted from pipe interior, the heat of pipe interior can be guided to surrounding environment by described first louvre 107, accelerates rate of heat dispation; And for example, the bottom of described inner frame 101 arranges some heat-transfer pipes 104, a radiating seat 105 is fixed in each described heat-transfer pipe 104 extension, be appreciated that described heat-transfer pipe 104 is by realizing the identical function of described heat transfer part 103, namely conducts 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, quickly the heat that described light source 110 and described control device 111 thereof produce can be given out surrounding environment.
Such as, described radiating seat 105 arranges some second louvres 108 and some mounting holes 109, described second louvre 108 is for heat radiation, heat in installing zone 200 is dispersed into outside with convection type, described mounting hole 109 is for installing supporting seat or lifting described projector, and preferably, described mounting hole 109 is an internal thread hole, like this, described mounting hole 109 be installed on supporting seat by a screw or described projector carried out lifting and fix, composition graphs 6, such as, described radiating seat 105 marginal position also arranges some heat-conducting parts 106, described heat-conducting part 106 outside surface also arranges some second heat radiation pyramids 610, described second heat radiation 610 one-tenth, pyramid matrix is arranged in described heat-conducting part 106 outside surface, described outside framework 102 is fixed in each described heat-conducting part 106 extension, like this, described heat-conducting part 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, be arranged in second of described heat-conducting part 106 outside surface and dispel the heat pyramid 610 by conduction portion heat to surrounding environment, accelerate rate of heat dispation.
Such as, described installing zone 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 a mounting groove, described installing zone 200 arranges two parallel mounting grooves, described light source 110 is fixedly installed on a mounting blocks, described mounting blocks slides and is embedded on two mounting grooves, for sliding along mounting groove, makes described light source 110 synchronous slide, like this, be 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 on a mounting groove, for sliding along mounting groove, makes described mounting blocks synchronous slide.And for example, described installing zone 200 also arranges fixed block, for fixing the position of described mounting blocks in a first state, unclamps the position of described mounting blocks in the second condition; Such as, fixed block is a fastener, and its buckle under buckle status fixes described mounting blocks, it can not be slided along mounting groove, under the state of getting loose, unclamp described mounting blocks, and it can be slided along mounting groove when stressed.Like this, just can safeguard light source 110 easily, and regulate the position of light source 110 to a certain extent.
And for example, in order to control small product size size, reducing power consumption, improve product serviceable life, described light source 110 adopts LED light source; Described light source 110 controls its luminescence by described control device 111; Such as, described control device 111 arranges a thread groove, and described light source 110 is spirally connected with described control device 111; The present embodiment is intended to the structure structure protecting projector, does not relate to projector chip controls and function thereof, described control device 111 adopt control technology to be familiar with by those skilled in the art, therefore described control device 111 not to be described in detail.
Such as, described inner frame 101 and described outside framework 102 as shown in Figure 2 and Figure 3, such as, in order to solve the technical matters increasing heat-delivery surface, described inner frame 101 is spiral grooved tube 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 inside surface is that shape of threads is protruding, and the tubular axis line of described projection and described spiral grooved tube is certain helix angle, like this, above-mentioned shape can increase cross-ventilation, improves radiating efficiency; Such as, the internal perisporium of the described inner frame 101 of close light source 110 and control device 111 thereof smears heat-conducting silicone grease, be appreciated that, described heat-conducting silicone grease can absorb the heat of described light source 110 and described control device 111 generation thereof, makes heat conduction to heat transfer structure and be dispersed in surrounding air through fin conductive to go; 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 is detachably arranged; And for example, described light hole inside surface arranges some radiating fins, 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 radiating fins, such as, described radiating fin mutual spacing is 5mm, described radiating fin is 2mm along the height in vertical outside framework 102 direction, and length is equal with the height of outside framework 102, and thickness is 2mm, preferably, described radiating fin is neatly arranged closely along outside framework 102 height.
For installing projector mount pad 100 quickly and easily, the heat conduction of generation will be accumulated in inner frame 101 to external ambient environment simultaneously, such as, described first heat transfer structure 113 is respectively the first boss and the second boss with described second heat transfer structure 114, described first boss and described second boss one end are fixed on framework, and the other end arranges an Access Division; Such as, described heat transfer part 103 is a conduction pipe, and its two ends arrange clamping position, and described heat transfer part 103 two ends are connected in the first boss and the second boss respectively by clamping position; And for example, described first boss and described second boss are a round boss, and its one end is fixed on framework, and other end surface arranges screw thread; Such as, described heat transfer part 103 is conduction pipe, and its pipe diameter is equal with round boss diameter, and described conduction 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 second boss respectively; Such as, described first heat transfer structure 113 is the first annulus, described second heat transfer structure 114 is second annulus identical with described first annulus, described heat transfer part 103 is conduction pipe, like this, the first annulus is inserted in heat transfer part 103 one end, and the other end inserts the installation that the second annulus can complete described heat transfer part 103, convenient and swift.
Such as, described heat transfer part 103 is heat dissipation copper pipe, and preferably, described heat transfer part 103 both ends have the first through-hole structure, and and for example, described first through-hole structure is straight tube through hole or threaded line pipe through hole; And for example, heat dissipation copper pipe arranges some first louvres 107, described first louvre 107 hole shape is circular or quincunx; And for example, at described first louvre 107 grafting one radiating fin, a described radiating fin part wears described first louvre 107, and another part exposes around, and such as, described radiating fin and described straight tube through hole or described threaded line pipe through hole interval are arranged; Like this, described radiating fin does not block described straight tube through hole or described threaded line pipe through hole, like this, described radiating fin forms turbulent in described heat dissipation copper pipe inside, namely, when described straight tube through hole or described threaded line pipe through hole inside have heat by time, described radiating fin can drive partial heat to distribute from described first louvre 107; And for example, the periphery of described heat transfer part 103 is also wholely set some first heat radiator, can increase cooling surface area further like this, and the heat conduction of described heat dissipation copper pipe inside is at the first heat radiator fin thus be dispersed in surrounding environment, accelerates rate of heat dispation.
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 also abuts a copper coin, described copper coin connects described light source 110 and control device 111 thereof, like this, described copper coin will absorb the heat produced from described light source 110 and described control device 111 thereof, and heat is conducted to rapidly the radiator structure be connected with described copper coin, like this, the heat that described light source 110 and control device 111 thereof produce will be transmitted to external environment condition 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-shaped heat pipe is installed, namely, it is inner that U-shaped 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-shaped 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 the radiating seat 105 to being connected with described heat-transfer pipe 104, simultaneously, because 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, described U-shaped heat pipe is out of shape and not easily deformation occurs.
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, described disk arranges some second thermal vias, such as, the inside of the second thermal vias is screw thread, to increase area of dissipation; Such as, described radiating seat 105 marginal position also arranges some heat-conducting parts 106, and such as, described heat-conducting part 106 is the outer pattern pipe of inside spin, and and for example described heat-conducting part 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-conducting part 106 is spline-like formations, it extends the described slot being plugged in described outside framework 102, and forms some toroidal cavities 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, preferably, as described in Figure 6, the both ends of described heat-conducting part 106 have second through-hole structure 620 identical with described first through-hole structure.And for example, the periphery of described heat-conducting part 106 is also wholely set some second heat radiator.
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, at the fixedly embedded a slice copper coin of the installing zone 200 of the bottom of described inner frame 101, and being coated with last layer heat-conducting silicone grease on copper coin surface, described light source 110 and control device 111 thereof are abutted copper coin and are fixedly installed in the described installing zone 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, some through holes offered by 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 made for aluminum alloy materials of described radiating seat 105; Such as, described aluminium alloy heat dissipation base embeds a slice copper coin, described copper coin is fixed in described heat-transfer pipe 104 extension; And for example, the copper coin on described installing zone 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 second louvres 108 and some mounting holes 109; Such as, the inner integrally formed some radiating fins of described second louvre 108; Such as, described mounting hole 109 inwall installs rigidity metal material; And for example, described mounting hole 109 is internal thread through hole, and described its pore size of mounting hole 109 and commercially available screw match; And for example, described radiating seat 105 marginal position arranges some heat-conducting parts 106, and described outside framework 102 is fixed in described heat-conducting part 106 extension; Such as, described heat-conducting part 106 is the conduit of the hollow tubular structure adopting aluminum alloy materials to make; And for example, described heat-conducting part 106 inwall is integrally formed some radiating fins, like this, is conducive to enhancing productivity; And for example, described heat-conducting part 106 is arranged some 3rd louvres, described outside framework 102 is fixed in described heat-conducting part 106 extension, like this, can be realized the convection current of air by each 3rd louvre, strengthen radiating effect.
Such as, a kind of projection TV, is different from general existing-quality television, 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, and be divided into inner frame 101 and outside framework 102, 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 fins of described inner frame 101 outer setting, described aluminium alloy fin extension connects and is fixed on described outside framework 102; Such as, the radiating fin 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 power lead and data line vias.When using above-mentioned projection TV, to switch on power and after opening gauge tap, light therethrough through hole projects on homogeneous wall, can play video content.When projector uses continuously as TV, suppose 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 half life period of the light decay of effective use only has 10,000 hours usually, and namely after 10,000 hours, high-high brightness can only be 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 matterss that must consider.
For solving the technical matters how changing the light source 110 of projector easily, preferably, 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, to be spirally connected or clamping is 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, be easy to change described light source 110.And for example, described lamp socket is cylindrical shape, and its outer shroud establishes some radiating fins; Such as, described radiating fin comprises three sub-fins of heat radiation, and and for example, the sub-fin on-plane surface of each heat radiation is arranged.
It should be noted that, each technical characteristic of the above embodiment can combine arbitrarily, for making description succinct, the all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics does not exist contradiction, be all considered to be the scope that this instructions is recorded.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, 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 characterized in that, described mount pad is double-layer frame structure;
Described mount pad arranges installing zone, its accommodating and fixing described light source and control device thereof;
Described double-layer frame structure comprises outside framework and inner frame, and described installing zone is positioned at the inside of described inner frame;
Some first heat transfer structures of outer setting of described inner frame, the inside correspondence of described outside framework arranges some second heat transfer structures;
The extended some heat transfer parts of first heat transfer structure described in each, described first heat transfer structure is fixed in described heat transfer part one end, and the other end is fixed on corresponding described second heat transfer structure;
Heat transfer part hollow described in each is arranged, and it is arranged some first louvres;
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 second louvres and some mounting holes;
Described radiating seat marginal position also arranges some heat-conducting parts, and described outside framework is fixed in its extension.
2. projector according to claim 1, it is characterized in that, described first heat transfer structure is the first annulus.
3. projector according to claim 2, it is characterized in that, described second heat transfer structure is second annulus identical with described first annulus.
4. projector according to claim 3, it is characterized in that, described heat-conducting part is hollow tubular structure.
5. projector according to claim 4, is characterized in that, described heat-conducting part is arranged some 3rd louvres.
6. projector according to claim 5, it is characterized in that, described heat transfer part both ends have the first through-hole structure.
7. projector according to claim 6, it is characterized in that, the periphery of described heat transfer part is also wholely set some first heat radiator.
8. projector according to claim 7, it is characterized in that, the both ends of described heat-conducting part have second through-hole structure identical with described first through-hole structure.
9. projector according to claim 8, it is characterized in that, the periphery of described heat-conducting part is also wholely set some second heat radiator.
10. a projection TV, is characterized in that, comprise as arbitrary in claim 1 to 9 as described in projector.
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| CN201410522612.7A CN104317148B (en) | 2014-09-29 | 2014-09-29 | Projector and projection TV |
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| CN201410522612.7A CN104317148B (en) | 2014-09-29 | 2014-09-29 | Projector and projection TV |
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| CN104317148B CN104317148B (en) | 2016-06-01 |
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| CN114706265A (en) * | 2022-04-14 | 2022-07-05 | 深圳市和天创科技有限公司 | Full-automatic refrigerating system of single-chip 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 |
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| CN104317148B (en) | 2016-06-01 |
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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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