CN102196218A - Projection system and power supply module thereof with projection function - Google Patents
Projection system and power supply module thereof with projection function Download PDFInfo
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- CN102196218A CN102196218A CN2010101349558A CN201010134955A CN102196218A CN 102196218 A CN102196218 A CN 102196218A CN 2010101349558 A CN2010101349558 A CN 2010101349558A CN 201010134955 A CN201010134955 A CN 201010134955A CN 102196218 A CN102196218 A CN 102196218A
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Abstract
The invention discloses a projection system and a power supply module thereof with a projection function. The power supply module comprises a mini projector, a power conversion device and a signal transmission element, wherein the mini projector comprises a projection lens for image projection; the power conversion device comprises a power input element structured to receive input power and a power conversion circuit electrically connected to the power input element to convert the input power into first and second output power which are supplied to an electronic device and the mini projector respectively; the signal transmission element connects the electronic device or an image signal source to the mini projector to transmit an image signal of the electronic device or the image signal source to the mini projector. The power supply module provided by the invention is small in volume, light in weight, convenient to carry and easy to use, can easily regulate a projection direction and has a magnification projection function.
Description
Technical field
The present invention relates to a kind of power supply module, relate in particular to a kind of power supply module with projecting function.
Background technology
In recent years, projector miscellaneous (Projector) has been widely used in the various video occasions, as bulletin, meeting, speech, audio-visual instruction and family's theater or the like, be shown in screen or wall with the picture signal amplification that is used for an image signal source is provided.
See also Fig. 1, it is for showing the configuration diagram of a traditional optical projection system.As shown in Figure 1, traditional optical projection system 1 mainly comprises portable computer 10, projector 11, screen 12, signal transmssion line 13, power supply unit 14 and power line 15.Wherein, power supply unit 14 is connected between commercial power socket and the portable computer 10, so that the electricity needs of this portable computer 10 normal operations to be provided, and power line 15 is connected between commercial power socket and the projector 11, so that this electric power that projector 11 normally moves to be provided.Portable computer 10 utilizes signal transmssion line 13 to be connected with projector 11, be passed to this projector 11 with the picture signal that this portable computer 10 is provided, and image processing and projecting function by projector 13 itself, the pairing image frame projection of this picture signal on screen 12, is amplified the purpose that shows and share to reach.
In addition, because the progress of science and technology and the demand of human convenience, make more and more miniaturization of projector, developed at present and the little projector (Mini Projector) suitable with handset size, and the own constipation of some portable communication appts or notebook computer closes the function of little projector, it embeds the inboard of portable communication appts or notebook computer with projection lens, so that the picture signal that portable communication appts or notebook computer were provided is projected on the screen.
From the above, if the image projection of portable computer will be come out, in traditional optical projection system, must utilize signal transmssion line to connect portable computer with projector and utilize power line to be connected commercial power socket and projector earlier, the projecting function that passes through projector itself again with the picture enlarging projection of portable computer on screen or wall.As seen, when portably using traditional optical projection system, except that the basic outfit of portable computer, must be with large-scale or minitype projection machine, a signal transmssion line and a power line more, and need there be the commercial power socket of many groups the field of employment so that portable computer and projector operation required electric power to be provided, therefore traditional optical projection system connect framework complicated, be not easy to carry and be used in combination, and its assembly cost is higher relatively.On the other hand, the user finds that assembly omits or lack commercial power socket and cause the inconvenience of use maybe can't use carrying when using regular meeting outside.
In addition, projection lens is embedded the mode of notebook computer,,, therefore be not easy to adjust projection angle because its volume is big and weight is heavier though carry easily.Moreover, when user's desire changes projection angle, must move whole notebook computer with the conversion projecting direction, so easily in the process of moving because of factor such as colliding or drop accidentally, cause computer to work as machine even damage, and also limited to for the person's of being used the position adjustable projection angle range of this notebook computer.Therefore, be necessary in fact to develop and a kind ofly can solve the problem that above-mentioned known technology meets with and the power supply module with projecting function of defective.
Summary of the invention
Main purpose of the present invention is for providing a kind of power supply module with projecting function, its little projection arrangement is built in power supply change-over device inside, and utilize projection lens that the picture signal of image signal source is projected on screen or the wall, this power supply module with projecting function is that volume is little, in light weight, be convenient for carrying, easy-to-use, and adjust projection lens easily to meet required projection angle.
Another object of the present invention is for providing a kind of power supply module with projecting function, electronic installation and little projection arrangement that its power supply change-over device can be powered respectively and be given the different driving power supply, make it to be moved, increase the Practical Benefit of power supply module with projecting function.
Another object of the present invention is for providing a kind of power supply module with projecting function, its little projection arrangement can be connected to each other or separate with power supply change-over device, this little projection arrangement inside is provided with the rechargeable type energy storage device, when little projection arrangement separates with power supply change-over device, it can be independently to little projection arrangement power supply, when little projection arrangement is connected with power supply change-over device, can powers to little projection arrangement by power supply change-over device, and simultaneously the rechargeable type energy storage device be charged.
For reaching above-mentioned purpose, a better embodiment of the present invention comprises at least for a kind of power supply module with projecting function is provided: a little projection arrangement comprises a projection lens, so that image projection to be provided; One power supply change-over device comprises: a power supply input element, and framework is in receiving an input power supply; One power-switching circuit is electrically connected at this power supply input element, and changing this input power supply is one first out-put supply and one second out-put supply, and supplies power to an electronic installation and this little projection arrangement respectively with this first out-put supply and this second out-put supply; And a power supply output element, be electrically connected on this power-switching circuit, and this first out-put supply is provided to this electronic installation; And a signal transmission component, link this electronic installation or an image signal source to this little projection arrangement, in order to the picture signal of transmitting this electronic installation or this image signal source this little projection arrangement extremely.
For reaching above-mentioned purpose, another better embodiment of the present invention comprises at least for a kind of power supply module with projecting function is provided: a little projection arrangement comprises a projection lens, so that image projection to be provided; One power supply change-over device comprises: a power supply input element, and framework is in receiving an input power supply; And a power-switching circuit, be electrically connected at this power supply input element, to change this input power supply; And a signal transmission component, link an image signal source to this little projection arrangement, in order to the picture signal of transmitting this image signal source to this little projection arrangement, wherein, the electric power that this power supply change-over device provides this a little projection arrangement and an electronic installation to move.
For reaching above-mentioned purpose, another better embodiment of the present invention comprises for a kind of optical projection system is provided: an electronic installation; And the power supply module with projecting function, comprising: a little projection arrangement comprises a projection lens, so that image projection to be provided; One power supply change-over device comprises: a power supply input element, and framework is in receiving an input power supply; And a power-switching circuit, be electrically connected at this power supply input element, to change this input power supply; An and signal transmission component, link this electronic installation or an image signal source to this little projection arrangement, in order to the picture signal of transmitting this electronic installation or this image signal source to this little projection arrangement, wherein, this power supply change-over device provides the electric power of this little projection arrangement and the operation of this electronic installation.
In sum, the invention provides a kind of power supply module with projecting function, its little projection arrangement is built in power supply change-over device inside, and utilize projection lens that the picture signal of image signal source is projected on screen or the wall, this power supply module with projecting function is that volume is little, in light weight, be convenient for carrying, easy-to-use, and adjust projection lens easily to meet required projection angle.In addition, electronic installation and little projection arrangement that the power supply module with projecting function of the present invention, its power supply change-over device can be powered respectively and be given the different driving power supply make it to be moved, and increase the Practical Benefit of the power supply module with projecting function.On the other hand, power supply module with projecting function provided by the present invention, its little projection arrangement can be connected to each other or separate with power supply change-over device, this little projection arrangement inside is provided with the rechargeable type energy storage device, when little projection arrangement separated with power supply change-over device, it can be independently to little projection arrangement power supply, when little projection arrangement is connected with power supply change-over device, can power to little projection arrangement by power supply change-over device, and simultaneously the rechargeable type energy storage device be charged.
Description of drawings
Fig. 1: it is for showing the configuration diagram of traditional optical projection system.
Fig. 2: it is the structural representation of the power supply module with projecting function of preferred embodiment of the present invention.
Fig. 3: it is the structural representation of the optical projection system of demonstration preferred embodiment of the present invention.
Fig. 4 A: it is the architecture block diagram of optical projection system shown in Figure 3.
Fig. 4 B: it is the architecture block diagram of another optical projection system shown in Figure 3.
Fig. 4 C: it is the architecture block diagram of another optical projection system shown in Figure 3.
Fig. 5: it is the structural representation of the power supply module with projecting function of another preferred embodiment of the present invention.
Fig. 6 A: it is the structural representation of the optical projection system of another preferred embodiment of demonstration the present invention.
Fig. 6 B: it is the structural representation of another optical projection system of another preferred embodiment of demonstration the present invention.
Fig. 7 A: it is for showing the architecture block diagram of optical projection system shown in Figure 5.
Fig. 7 B: it is for showing the architecture block diagram of another optical projection system shown in Figure 5.
Fig. 8: another blocks the structural representation of the power supply module with projecting function of prescription formula in order to show the present invention for it.
Description of reference numerals in the above-mentioned accompanying drawing is as follows:
1 optical projection system 2 has the power supply module of projecting function
3 power supply change-over devices, 30 housings
The 30a first side 30b second side
30c the 3rd side 30d the 4th side
302 first fixed parts, 31 power supply input elements
32 power-switching circuits, 33 power supply output elements
34 first connect element 35 circuit carriers
4 little projection arrangement 45 circuit boards
40 projection lens, 41 operation interfaces
42 housing 42a, first side
422 second fixed parts 43 second connect element
44 rechargeable type energy storage devices, 5 signal transmission components
6 portable electron devices, 7 electronic installations
71 portable communication appts, 72 digital cameras
73 multimedia players, 8 height adjustment element
81 cushions or sucker Vin input power supply
The Vo1 first out-put supply Vo2 second out-put supply
Embodiment
Some exemplary embodiments that embody feature of the present invention and advantage will be described in detail in the explanation of back segment.Be understood that the present invention can have various variations on different modes, it does not depart from the scope of the present invention, and explanation wherein and the accompanying drawing usefulness that ought explain in itself, but not in order to restriction the present invention.
Fig. 2 is the structural representation of the power supply module with projecting function of preferred embodiment of the present invention; Fig. 3 is the structural representation of the optical projection system of demonstration preferred embodiment of the present invention; And Fig. 4 A is the architecture block diagram of optical projection system shown in Figure 3.Shown in Fig. 2, Fig. 3 and Fig. 4 A, the power supply module 2 that the present invention has projecting function comprises power supply change-over device 3, little projection arrangement 4 and signal transmission component 5 at least.Wherein, power supply change-over device 3 comprises housing 30, power supply input element 31, power-switching circuit 32 and power supply output element 33, and wherein power-switching circuit 32 is arranged on the circuit carrier 35, for example printed circuit board (PCB).Housing 30 inside of power supply change-over device 3 are integrated and be built in to little projection arrangement 4, but not as limit.Little projection arrangement 4 has projection lens 40, this projection lens 40 exposes to outside the housing 30, and little projection arrangement 4 will be by signal transmission component 5, be linked to a portable electron device 6 (also being image signal source) directly or indirectly with wired or wireless transmission means, portable computer for example, and the picture signal that this portable electron device 6 is provided carried out being projected on screen or the wall (not shown) after the image processing, in order to amplify and to share the image frame of projection.The power supply input element 31 of power supply change-over device 3 is connected with an external power source, mains supply for example, import power supply Vin with framework in receiving one, and electric connection power-switching circuit 32, and power-switching circuit 32 will to change input power supply Vin be the first out-put supply Vo1 and the second out-put supply Vo2, and the first out-put supply Vo1 is via the power supply output element 33 that is connected in power-switching circuit 32, and for example electric connector, power supply cable or its combination supply power to portable electron device 6.Power-switching circuit 32 is connected in little projection arrangement 4 with connection line, and this second out-put supply Vo2 supplies power to little projection arrangement 4, and portable electron device 6 and little projection arrangement 4 are moved.In certain embodiments, portable electron device 6 is a portable computer, power supply change-over device 3 is employed power-supply adapter of portable computer or power supply adaptor (Power Adapter), and therefore the power supply of little projection arrangement 4 comes from employed power-supply adapter of portable computer or power supply adaptor.In certain embodiments, the portable electron device 6 that power supply change-over device 3 is powered can be different with the electronic installation of the image signal source that is received by little projection arrangement 4, such as but not limited to electronic installations 7 such as portable communication appts 71, digital camera 72, multimedia players (MP4) 73, shown in Fig. 4 B.
In the present embodiment, housing 30 inside of power supply change-over device 3 are integrated and be built in to little projection arrangement 4, and its projection lens 40 is arranged in the storage tank 301 of the first side 30a of housing 30, and part exposes to the first side 30a, and can rotate the angle of adjusting required projection for the user towards either direction.In certain embodiments, little projection arrangement 4 comprises projection lens, light source and graphics processing unit, and in addition, the light source of little projection arrangement 4 can be but is not limited to LED light-emitting component or lasing fluorescence element.In addition, the user can utilize the operation interface 41 of the 4th side 30d that is arranged at housing 30, or infra-red remote control control mode (not shown) adjusts size, brightness, focal length, angle and the resolution etc. be projected in the picture signal on the screen, to obtain the image of better quality.In certain embodiments, the light source of little projection arrangement 4 and graphics processing unit are integrated and are arranged on the circuit carrier 35.In further embodiments, shown in Fig. 4 C, little projection arrangement 4 more comprises a circuit board 45, is electrically connected by connection line with this circuit carrier 35, and wherein light source and graphics processing unit are arranged on the circuit board 45.
The power supply input element 31 of power supply change-over device 3 is arranged at the second side 30b of housing 30, and electrically connects an external power source and power-switching circuit 32, to receive the input power supply Vin that this external power source provided and to be passed to power-switching circuit 32.In certain embodiments, power supply input element 31 can be electric connector, power supply cable or its combination.In the present embodiment, power-switching circuit 32 is arranged on the circuit carrier 35 of housing 30 inside, it is the ac/dc power-switching circuit, and will import power supply Vin (for example AC power) and be converted to first out-put supply Vo1 (for example DC power supply) and the second out-put supply Vo 2 (for example DC power supply).Wherein, the first out-put supply Vo1 is electrically connected at portable electron device to be powered 6 via the power supply output element 33 on the 3rd side 30c, and the first out-put supply Vo1 after changing with supply is to portable electron device 6.In certain embodiments, power supply output element 33 can be electric connector, power supply cable or its combination.The second out-put supply Vo2 is via the connection line of 4 of power-switching circuit 32 and little projection arrangements, and supplying DC power source gives little projection arrangement 4.In certain embodiments, the first out-put supply Vo1 and the second out-put supply Vo2 can have similar and different voltage level.Signal transmission component 5 is arranged at the 3rd side 30c of housing 30, and link little projection arrangement 4 and portable electron device 6 directly or indirectly, to this little projection arrangement 4, make it can be on screen with the picture signal of transmission portable electron device 6 with image projection.In certain embodiments, signal transmission component 5 can be electric connector, signal connects cable or its combination.Wherein, this signal connects cable and can be analog signal cable, digital signal cable or optical cable, Connectorized fiber optic cabling for example, but not as limit.In further embodiments, signal transmission component 5 can be wireless transport module, bluetooth for example, but not as limit.
In certain embodiments, power supply module 2 with projecting function more comprises a plurality of height adjustment element 8, described a plurality of height adjustment element 8 preferable bottom surface 30e that are arranged at housing 30, and the corner areas of contiguous this bottom surface 30e, the user can adjust a plurality of height adjustment element 8, makes the view field of the power supply module 2 with projecting function move up and down and to adjust according to environment for use.In certain embodiments, but height adjustment element 8 is changeed element for taking in support, telescope support or spiral shell, but not as limit.In certain embodiments, height adjustment element 8 more can comprise cushion or sucker 81, to avoid a plurality of height adjustment element 8 scratch carriers, increase frictional force and to prevent to have power supply module 2 slips of projecting function and to influence projection.
In certain embodiments, power supply cable and signal connect cable and can be made in simultaneously in the cladding (not shown), to form the transmission yarn (not shown) of an integrating power supply and signal transmission, so that the user carries.In certain embodiments, power supply cable and signal connect cable also can be separated from one another but it is fixed together with a fixture.In certain embodiments, power supply output element 33 can be integrated into a connector (not shown) with signal transmission component 5 or be separated each other, but not as limit.
In certain embodiments, power supply output element 33 with power supply module 2 of projecting function is respectively the connection pad form with signal transmission component 5, therefore, have on can be the directly outer body that be hung on portable electron device 6 of the power supply module 2 of projecting function (not shown), and need not use power supply cable to be connected cable with signal, electric power transfer and image signal transmission that power supply module 2 that directly utilizes the mode of contact contact to finish to have projecting function and portable electron device are 6.
In certain embodiments, the projection lens 40 of little projection arrangement 4 with power supply module 2 of projecting function also can adopt optical transmission line (not shown) to realize, makes projection ray extend to farther and more multi-direction and angle is carried out projection by optical transmission line.In certain embodiments, little projection arrangement 4 comprises projection lens 40, light source and graphics processing unit, wherein graphics processing unit can be selected to be arranged in the portable electron device 6, transmission by optical cable again is with projection lens 40 projects images by the power supply module 2 with projecting function.
In certain embodiments, when the power supply input element 31 that can't supply power to power supply module 2 with projecting function or the power supply module 2 with projecting function as input power supply Vin does not receive and imports power supply Vin, be stored in the energy of the battery of portable electron device 6, can be oppositely supply power to little projection arrangement 4 by power-switching circuit 32, or directly little projection arrangement 4 is given in power supply via the power supply output element 33 of power supply module 2 with projecting function.
In certain embodiments, power-switching circuit 32 with power supply module 2 of projecting function comprises first order power conversion unit and second level power conversion unit (not shown), wherein first order power conversion unit can be AC/DC converter, second level power conversion unit can be DC-DC converter, the first out-put supply Vo1 can be the direct voltage output after input power supply Vin changes via first order power conversion unit, the second out-put supply Vo2 can be the direct voltage output after input power supply Vin changes via first order power conversion unit and second level power conversion unit, and vice versa.
Fig. 5 is the structural representation of the power supply module with projecting function of another preferred embodiment of the present invention; Fig. 6 A and Fig. 6 B are for showing the structural representation of the optical projection system of another preferred embodiment of the present invention respectively; And Fig. 7 A is the architecture block diagram of optical projection system shown in Figure 5.Shown in Fig. 5, Fig. 6 A and Fig. 6 B and Fig. 7 A, the power supply module 2 that the present invention has projecting function comprises power supply change-over device 3, little projection arrangement 4 and signal transmission component 5 at least.Wherein, power supply change-over device 3 comprises that housing 30, power supply input element 31, power-switching circuit 32, power supply output element 33 and first connect element 34, and wherein power-switching circuit 32 is arranged on the circuit carrier 35, for example printed circuit board (PCB).Little projection arrangement 4 removably with power supply change-over device 3 structures and electric connection, and little projection arrangement 4 has projection lens 40, housing 42 and second connects element 43, wherein projection lens 40 exposes to outside the housing 42, second connects element 43 parts exposes to housing 42, and its framework connects mutually in connecting element 34 with first of power supply change-over device 3.Little projection arrangement 4 will be by signal transmission component 5, be linked to a portable electron device 6 (also being image signal source) directly or indirectly with wired or wireless transmission means, portable computer for example, and the picture signal that this portable electron device 6 is provided carried out being projected on screen or the wall (not shown) after the image processing, in order to amplify and to share the image frame of projection.
The power supply input element 31 of power supply change-over device 3 is connected with an external power source, mains supply for example, in receiving an input power supply Vin, and electrically connect power-switching circuit 32 with framework, to import power supply Vin be the first out-put supply Vo1 and the second out-put supply Vo2 and power-switching circuit 32 will change.The first out-put supply Vo1 is via the power supply output element 33 that is connected in power-switching circuit 32, and for example electric connector, power supply cable or its combination supply power to portable electron device 6.The second out-put supply Vo2 first connects second of element 34 and little projection arrangement 4 and connects element 43 and supply power to little projection arrangement 4 via what be connected in power-switching circuit 32, and portable electron device 6 and little projection arrangement 4 are moved.In certain embodiments, portable electron device 6 is a portable computer, power supply change-over device 3 is employed power-supply adapter of portable computer or power supply adaptor (Power Adapter), and therefore the power supply of little projection arrangement 4 comes from employed power-supply adapter of portable computer or power supply adaptor.In certain embodiments, the portable electron device 6 that power supply change-over device 3 is powered can be different with the electronic installation of the image signal source that is received by little projection arrangement 4, such as but not limited to electronic installations 7 such as portable communication appts 71, digital camera 72, multimedia players (MP4) 73, shown in Fig. 7 B.
In the present embodiment, little projection arrangement 4 removably combined and formation structure and electric connection with power supply change-over device 3.The housing 30 of power supply change-over device 3 has one or more first fixed parts 302, such as but not limited to draw-in groove.This first fixed part 302 is preferably and is arranged at the first side 30a.The housing 42 of little projection arrangement 4 has one or more second fixed parts 422, such as but not limited to protruding rail.This second fixed part 422 is preferably and is arranged at the first side 42a, its framework is joined in blocking mutually with power supply change-over device 3 pairing first fixed parts 302, and make first of power supply change-over device 3 connect element 34 simultaneously and connect element 43 with second of little projection arrangement 4 and connect mutually, and the second out-put supply Vo2 can connect element 34 and second via first and connects element 43 to supply power to little projection arrangement 4.
In certain embodiments, little projection arrangement 4 is provided with rechargeable type energy storage device 44, rechargeable battery for example, when little projection arrangement 4 separates with power supply change-over device 3, rechargeable type energy storage device 44 is independently-powered to give little projection arrangement 4, and portable electron device 6 links via signal transmission component 5 and little projection arrangement 4, and the image signal transmission that makes portable electron device 6 is to little projection arrangement 4, and little projection arrangement 4 is able to the picture signal enlarging projection to screen, shown in Fig. 6 B.In further embodiments, when little projection arrangement 4 is connected with power supply change-over device 3, can give little projection arrangement 4, and simultaneously the rechargeable type energy storage device 44 of little projection arrangement 4 be charged by power supply change-over device 3 power supply.
In certain embodiments, little projection arrangement 4 comprises projection lens 40, light source and graphics processing unit, and in addition, the light source of little projection arrangement 4 can be but is not limited to LED light-emitting component or lasing fluorescence element.In addition, the user can utilize the operation interface 41 that is arranged at housing 42, or infra-red remote control control mode (not shown) adjusts size, brightness, focal length, angle and the resolution etc. be projected in the picture signal on the screen, to obtain the image of better quality.In certain embodiments, little projection arrangement 4 more comprises a circuit board 45, and wherein light source and graphics processing unit are arranged on the circuit board 45.
In certain embodiments, the power supply input element 31 of power supply change-over device 3 is arranged at the second side 30b of housing 30, and electrically connect an external power source and power-switching circuit 32, to receive the input power supply Vin that this external power source provided and to be passed to power-switching circuit 32.In certain embodiments, power supply input element 31 can be electric connector, power supply cable or its combination.In the present embodiment, power-switching circuit 32 is arranged on the circuit carrier 35 of housing 30 inside, it is the ac/dc power-switching circuit, and will import power supply Vin (for example AC power) and be converted to first out-put supply Vo1 (for example DC power supply) and the second out-put supply Vo2 (for example DC power supply), wherein, the first out-put supply Vo1 is electrically connected at portable electron device to be powered 6 via the power supply output element 33 on the 3rd side 30c, and the first out-put supply Vo1 after changing with supply is to portable electron device 6.In certain embodiments, power supply output element 33 can be electric connector, power supply cable or its combination.The second out-put supply Vo2 first connects second of element 34 and little projection arrangement 4 and connects element 43 and supply power to little projection arrangement 4 via what be connected in power-switching circuit 32.In certain embodiments, the first out-put supply Vo1 and the second out-put supply Vo 2 can have similar and different voltage level.Signal transmission component 5 is arranged on the housing 42 of little projection arrangement 4, and link little projection arrangement 4 and portable electron device 6 directly or indirectly, to this little projection arrangement 4, make it can be on screen with the picture signal of transmission portable electron device 6 with image projection.In certain embodiments, signal transmission component 5 can be electric connector, signal connects cable or its combination.Wherein, this signal connects cable and can be analog signal cable, digital signal cable or optical cable, Connectorized fiber optic cabling for example, but not as limit.In further embodiments, signal transmission component 5 can be wireless transport module, bluetooth for example, but not as limit.
In certain embodiments, power supply module 2 with projecting function more comprises a plurality of height adjustment element 8, described a plurality of height adjustment element 8 preferable bottom surfaces that are arranged at the housing 42 of little projection arrangement 4, and the corner areas of contiguous this bottom surface, but not as limit, the user can adjust a plurality of height adjustment element 8 whereby, makes the view field of the power supply module 2 with projecting function move up and down and to adjust according to environment for use.In certain embodiments, but height adjustment element 8 is changeed element for taking in support, telescope support or spiral shell, but not as limit.In certain embodiments, height adjustment element 8 also can comprise cushion or sucker 81, to avoid a plurality of height adjustment element 8 scratch carriers, increase frictional force and to prevent to have power supply module 2 slips of projecting function and to influence projection.
In certain embodiments, power supply cable and signal connect cable and can be made in simultaneously in the cladding (not shown), to form the transmission yarn (not shown) of an integrating power supply and signal transmission, so that the user carries.In certain embodiments, power supply cable and signal connect cable also can be separated from one another but it is fixed together with a fixture.
In certain embodiments, power supply output element 33 with power supply module 2 of projecting function is respectively the connection pad form with signal transmission component 5, therefore, have on can be the directly outer body that be hung on portable electron device 6 of the power supply module 2 of projecting function (not shown), and need not use power supply cable to be connected cable with signal, electric power transfer and image signal transmission that power supply module 2 that directly utilizes the mode of contact contact to finish to have projecting function and portable electron device are 6.
In certain embodiments, the projection lens 40 of little projection arrangement 4 with power supply module 2 of projecting function also can adopt optical transmission line (not shown) to realize, projection ray can be extended to farther and more multi-direction and angle is carried out projection by optical transmission line.In certain embodiments, little projection arrangement 4 comprises projection lens 40, light source and graphics processing unit, wherein graphics processing unit can be selected to be arranged in the portable electron device 6, transmission by optical cable again is with projection lens 40 projects images by the power supply module 2 with projecting function.
In certain embodiments, the power supply module 2 of projecting function or power supply input element 31 with power supply module 2 of projecting function do not receive when importing power supply Vin yet when input power supply Vin can't supply power to tool, be stored in the energy of the battery of portable electron device 6, can be oppositely supply power to little projection arrangement 4 by power-switching circuit 32, or directly little projection arrangement 4 is given in power supply via the power supply output element 33 of the power supply module 2 of tool also projecting function.
In certain embodiments, power-switching circuit 32 with power supply module 2 of projecting function comprises first order power conversion unit and second level power conversion unit (not shown), wherein first order power conversion unit can be AC/DC converter, second level power conversion unit can be DC-DC converter, the first out-put supply Vo1 can be the direct voltage output after input power supply Vin changes via first order power conversion unit, the second out-put supply Vo2 can be the direct voltage output after input power supply Vin changes via first order power conversion unit and second level power conversion unit, and vice versa.
In certain embodiments, as shown in Figure 8, little projection arrangement 4 can block top and structure and the electric connection each other that is assigned in power supply change-over device 3, and its structure, function and principle are similar to previous embodiment, repeat no more in this.
In sum, the invention provides a kind of power supply module with projecting function, its little projection arrangement is built in power supply change-over device inside, and utilize projection lens that the picture signal of image signal source is projected on screen or the wall, this power supply module with projecting function is that volume is little, in light weight, be convenient for carrying, easy-to-use, and adjust projection lens easily to meet required projection angle.In addition, electronic installation and little projection arrangement that the power supply module with projecting function of the present invention, its power supply change-over device can be powered respectively and be given the different driving power supply make it to be moved, and increase the Practical Benefit of the power supply module with projecting function.On the other hand, power supply module with projecting function provided by the present invention, its little projection arrangement can be connected to each other or separate with power supply change-over device, this little projection arrangement inside is provided with the rechargeable type energy storage device, when little projection arrangement separated with power supply change-over device, it can be independently to little projection arrangement power supply, when little projection arrangement is connected with power supply change-over device, can power to little projection arrangement by power supply change-over device, and simultaneously the rechargeable type energy storage device be charged.
Can appoint by those of ordinary skills even if the present invention has been described in detail by the above embodiments and to execute that the craftsman thinks and be to modify as all, yet not take off scope as the desire protection of attached claim institute.
Claims (12)
1. power supply module with projecting function comprises at least:
One little projection arrangement comprises a projection lens, so that image projection to be provided;
One power supply change-over device comprises:
One power supply input element, framework is in receiving an input power supply;
One power-switching circuit is electrically connected at this power supply input element, and changing this input power supply is one first out-put supply and one second out-put supply, and supplies power to an electronic installation and this little projection arrangement respectively with this first out-put supply and this second out-put supply; And
One power supply output element is electrically connected on this power-switching circuit, and this first out-put supply is provided to this electronic installation; And
One signal transmission component links this electronic installation or an image signal source to this little projection arrangement, in order to the picture signal of transmitting this electronic installation or this image signal source this little projection arrangement extremely.
2. the power supply module with projecting function as claimed in claim 1, wherein this power supply change-over device more comprises a housing, this little projection arrangement is arranged in this housing, and this projection lens exposes to this housing.
3. the power supply module with projecting function as claimed in claim 2, wherein this power-switching circuit is the ac/dc power-switching circuit, and this input power supply is that AC power, this first out-put supply are that DC power supply and this second out-put supply are DC power supply.
4. the power supply module with projecting function as claimed in claim 1, wherein this signal transmission component system be selected from electric connector, signal connect cable and wireless transport module one of them.
5. the power supply module with projecting function as claimed in claim 1, wherein this power supply output element and this signal transmission component are an integrated transmission yarn that comprises power supply cable and signal connection cable.
6. the power supply module with projecting function as claimed in claim 1, wherein this power supply change-over device more comprises a circuit carrier, and this little projection arrangement more comprises a light source, a graphics processing unit and a circuit board, wherein this circuit carrier is connected with connection line with this circuit board, and this power-switching circuit is arranged on this circuit carrier, this light source and this graphics processing unit are arranged on this circuit board.
7. the power supply module with projecting function as claimed in claim 1, wherein removably structure and electric connection of this little projection arrangement and this power supply change-over device.
8. the power supply module with projecting function as claimed in claim 7, wherein this power supply change-over device comprises that more a housing, one first connects element and one first fixed part; And this little projection arrangement comprises that more a housing, one second connects element and one second fixed part, wherein when this little projection arrangement and this power supply change-over device are combined, this first fixed part blocks mutually with this second fixed part and joins, this first connects element and second connects element and connect mutually with this, and this second out-put supply first connects element and this second and connects element and supply power to this little projection arrangement via this.
9. the power supply module with projecting function as claimed in claim 8, wherein this little projection arrangement more comprises a rechargeable type energy storage device, second connects element and is electrically connected with this, in order to storage power and this little projection arrangement required electric power is provided.
10. the power supply module with projecting function as claimed in claim 8, wherein when this input power supply does not supply power to this power supply change-over device, the power supply that this electronic installation oppositely provides storage via this power supply output element is to this power-switching circuit, to supply power to this little projection arrangement.
11. the power supply module with projecting function comprises at least:
One little projection arrangement comprises a projection lens, so that image projection to be provided;
One power supply change-over device comprises:
One power supply input element, framework is in receiving an input power supply; And
One power-switching circuit is electrically connected at this power supply input element, to change this input power supply; And
One signal transmission component links an image signal source to this little projection arrangement, in order to the picture signal of transmitting this image signal source this little projection arrangement extremely,
Wherein, this power supply change-over device provides the electric power of this little projection arrangement and electronic installation operation.
12. an optical projection system comprises:
One electronic installation; And
One has the power supply module of projecting function, comprising:
One little projection arrangement comprises a projection lens, so that image projection to be provided;
One power supply change-over device comprises:
One power supply input element, framework is in receiving an input power supply; And
One power-switching circuit is electrically connected at this power supply input element, to change this input power supply; And
One signal transmission component links this electronic installation or an image signal source to this little projection arrangement, in order to the picture signal of transmitting this electronic installation or this image signal source this little projection arrangement extremely,
Wherein, this power supply change-over device provides the electric power of this little projection arrangement and the operation of this electronic installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101349558A CN102196218A (en) | 2010-03-01 | 2010-03-01 | Projection system and power supply module thereof with projection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101349558A CN102196218A (en) | 2010-03-01 | 2010-03-01 | Projection system and power supply module thereof with projection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102196218A true CN102196218A (en) | 2011-09-21 |
Family
ID=44603518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101349558A Pending CN102196218A (en) | 2010-03-01 | 2010-03-01 | Projection system and power supply module thereof with projection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102196218A (en) |
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| CN103529623B (en) * | 2012-07-06 | 2015-12-02 | 昆盈企业股份有限公司 | Optical projection system and How It Works thereof |
| WO2018218798A1 (en) * | 2017-05-27 | 2018-12-06 | 深圳市光峰光电技术有限公司 | Projection device |
| CN111458962A (en) * | 2019-01-18 | 2020-07-28 | 元熙科技股份有限公司 | Image projection device of portable electronic device |
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| EP1640796A1 (en) * | 2004-09-27 | 2006-03-29 | Sanyo Electric Co., Ltd. | Projection type video display |
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Application publication date: 20110921 |