CN105334683A - Projection display device - Google Patents
Projection display device Download PDFInfo
- Publication number
- CN105334683A CN105334683A CN201410388802.4A CN201410388802A CN105334683A CN 105334683 A CN105334683 A CN 105334683A CN 201410388802 A CN201410388802 A CN 201410388802A CN 105334683 A CN105334683 A CN 105334683A
- Authority
- CN
- China
- Prior art keywords
- screen
- base
- lens unit
- display equipment
- projection display
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Overhead Projectors And Projection Screens (AREA)
Abstract
The invention relates to a projection display device for image projection and display. The projection display device comprises a projection module and also comprises a screen (1) and a base (2), wherein the screen (1) is used for image display and connected with the base (2), the screen (1) is hard or partially hard and can keep appearance in no need of a support or a frame, the projection module is used for image projection on the screen and comprises a lens unit (3), the lens unit (3) is arranged at the rear part of the screen (1) and used for image projection on the screen (1) by a mode of direct projection from a back side, the lens unit (3) is connected with the screen (1) or the base (2) via an elongation mechanism (4) or is directly connected with the base (2), and the base (2) is used for supporting the screen (1) and the lens unit (3). Such projection display device is not needed to be moved for installation every time, is convenient to use, and is convenient to carry.
Description
Technical field
The present invention relates to a kind of projection display equipment image being projected and shows.
Background technology
Projector a kind ofly common image can be carried out projecting and image is shown to the device of screen, and projector needs to rely on screen to show image.Projector can be connected with computing machine, VCD, DVD, BD, game machine, DV etc. by different interfaces and to play corresponding vision signal; Projector is widely used in family, office, school and public place of entertainment at present.
Projection display equipment in the market and screen are independent separate, and needing provides screen to the projection and the display that coordinate projection display equipment just can carry out image.Because projection display equipment and screen are independent separate, need that installment and debugging is carried out to projection display equipment and screen before using so first and just can use; Install and generally need to adopt the mode such as floor stand, suspention to install, also can be embedded within the walls or the mounting means of exhibition booth.To again reinstall and debug during each transfer projection display equipment.Projector is separated with screen, and each transferring position all needs Installation and Debugging just can carry out work, so very complicated on using, nor is convenient for carrying.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind ofly all carries out that install, easy to use and portable projection display equipment when not needing to shift at every turn.
For solving the problems of the technologies described above, a kind of projection display equipment of the present invention comprises projection module, also comprises screen, base; Screen is for showing image, and screen is connected with base, screen adopt rigid or partially rigid, do not rely on the screen that support or frame also can keep profile; Projection module is used for screen prjection image, and projection module comprises lens unit, and lens unit is arranged on the rear of screen and adopts the mode of back side direct projection projection to carry out the projection of image to screen; Lens unit is connected with screen or base by elongation mechanism, or is connected directly between base; Base is used for support screen and lens unit.
By arranging base and screen, lens unit, screen, base connect as a whole, so just all need not will carry out installment and debugging when shifting projection display equipment at every turn, also do not need to utilize the metope of white to be used as screen; Projection display equipment is opened just can use, and be convenient for carrying.
As a further improvement on the present invention, base can be set to stretch out towards screen rear, lens unit is connected to the base at screen rear, and lens unit and screen have exercisable distance, makes lens unit can carry out the projection of image to screen; Be level reference with base, lens unit is arranged obliquely, and angle of inclination is set to the exercisable angle of lens unit towards screen.As further improving, display device is also provided with strut, and one end of strut is connected with screen, and the other end is connected with base; Strut is arranged on the screen edge locations not stopping the light that lens unit projects.As further improving, strut is flexibly connected with screen and base; Strut is divided into two sections, and two sections of struts are flexibly connected mutually, and two sections of struts can fold mutually; The position of strut segmentation is arranged on the position that screen and base can be folded completely mutually; Screen is flexibly connected with base, and screen and base can fold mutually.Base is set to stretch out towards screen rear, and object is that have can the installation site of operating distance for lens unit provides one; Lens unit is arranged obliquely, and object makes lens unit have exercisable angle.Strut can make projection display equipment firmer; Strut, screen and base can fold mutually, thus are convenient for carrying.The benefit more than arranged makes the layout of projection display equipment succinct, firm, and portable.
Improve as of the present invention another, lens unit is connected with base or screen by elongation mechanism, and elongation mechanism is used for lens unit being positioned the exercisable distance relative to screen or angle.As further improving, elongation mechanism is connected with base or screen activity, and elongation mechanism can be folded mutually with screen or base; Screen is flexibly connected with base, and screen and base can fold mutually.By arranging elongation mechanism, lens unit is arranged on the exercisable position needed for projection by elongation mechanism, makes the layout of lens unit more arbitrarily flexibly.Elongation mechanism can with screen or base mutually folding, screen and base can mutually fold, thus projection display equipment is easy to carry more.
Improve as of the present invention another, base is made up of pedestal and supporting mechanism, and one end of supporting mechanism is flexibly connected with pedestal, and the other end is connected with screen activity; Two groups of supporting mechanisms are had to be connected to the two ends, left and right of screen.Such layout can make screen and base fold, more convenient to carry.
As the further improvement of above projection display equipment of the present invention, this display device also includes battery module, for providing power supply for projection display equipment, so just can break away from the restriction of power lead, and more portable and easy to use.
As the further improvement of above projection display equipment of the present invention, be provided with cavity in base, cavity is for loading parts.
In sum, the advantage of projection display equipment of the present invention is easy to use and is easy to carry.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Fig. 1 is the first embodiment schematic diagram of projection display equipment of the present invention.
Fig. 2 is the schematic diagram that the first embodiment of projection display equipment of the present invention arranges strut.
Fig. 3 is the schematic diagram that the second embodiment elongation mechanism of projection display equipment of the present invention is connected to screen.
Fig. 4 is the schematic diagram that the second embodiment elongation mechanism of projection display equipment of the present invention is connected to base.
Fig. 5 is the third embodiment schematic diagram of projection display equipment of the present invention.
Embodiment
The first embodiment schematic diagram of projection display equipment of the present invention shown in Fig. 1, comprises projection module, also comprises screen 1, base 2; Described screen 1 is for showing image, and screen 1 is connected with base 2, screen 1 adopt rigid or partially rigid, do not rely on the screen that support or frame also can keep profile; Projection module is used for screen prjection image, and projection module comprises lens unit 3, and lens unit 3 is arranged on the rear of screen 1 and adopts the mode of back side direct projection projection to carry out the projection of image to screen 1; Lens unit 3 is connected with screen 1 or base 2 by elongation mechanism 4, or is connected directly between base 2; Base 2 is for support screen 1 and lens unit 3.Screen 1 adopts rigid or partially rigid screen, and its hardness can make screen break away from dependence to support or frame at least, and namely screen can not rely on support or frame also can keep profile, such as, plastic plate, glass etc. can be adopted can to keep the material of profile; Certainly, screen also can be provided with support or frame.Lens unit 3 adopts the mode of back side direct projection projection to carry out the projection of image, and the mode of wherein back side direct projection refers to that not needing of carrying out at the screen back side arranges minute surface again to carry out the projection pattern of reflective projection outside lens unit 3.
As the further improvement of projection display equipment of the present invention, base 2 can stretch out to screen 1 rear, lens unit 3 is connected to the base 2 at screen 1 rear, and lens unit 3 and screen 1 have exercisable distance, make lens unit 3 can carry out the projection of image to screen 1; Be level reference with base 2, lens unit 3 is arranged obliquely, and angle of inclination is set to the exercisable angle of lens unit towards screen 1.Base 2 is set to stretch out towards screen 1 rear, and object is that have can the installation site of operating distance for lens unit 3 provides one; It is make lens unit 3 have exercisable angle that lens unit 3 arranges object obliquely, and this angle can be an elevation angle, and lens unit 3 should towards screen 1.Lens unit 3 can adopt mode as shown in Figure 1 with the connected mode of base 2: lens unit 3 is embedded in base 2, and lens unit 3 is obliquely towards screen 1; Base 2 before lens unit 3 is provided with an inclined-plane 6, the path that inclined-plane 6 spreads according to throw light is arranged to screen 1 direction from low to high obliquely with lens unit 3, and degree of tilt is not to stop that throw light is advisable; With sidewall 7, the width on inclined-plane 6 can not stop that throw light is advisable.Certainly, also can adopt alternate manner connection lens unit 3 and base 2, such as lens unit 3 projection is connected on base.
As the further improvement of projection display equipment of the present invention, the first embodiment of projection display equipment of the present invention arranges the schematic diagram of strut as shown in Figure 2, this projection display equipment is also provided with strut 5, and one end of described strut 5 is connected with screen 1, and the other end is connected with base 2; Strut 5 is arranged on screen 1 marginal position not stopping the light that lens unit 3 projects.As further improving, strut 5 is flexibly connected with screen 1 and base 2; Strut 5 is divided into two sections, and two sections of struts are flexibly connected mutually, and two sections of struts can fold mutually; The position of strut 5 segmentation is arranged on the position that screen 1 and base 2 can be folded completely mutually; Screen 1 is flexibly connected with base 2, and screen 1 and base 2 can fold mutually.Certainly, also can not arrange strut 5, and screen 1 is flexibly connected with base 2, screen 1 and base 2 can fold mutually.More than need the parts be flexibly connected can adopt hinge to connect, thus realize being flexibly connected; Alternate manner can also be adopted to realize being flexibly connected, such as adopt plastic soft type, the device of similar microphone hose is flexibly connected.As further improving, can also arrange the parts that locking mechanism fixes flexible connection, locking mechanism can be mechanical type, electromagnetic type etc., and mechanical can be the locking mechanism of pressure type or other such as knot that can be undone by a pull nylon cable tie mode; Also can not arrange locking mechanism, locking mechanism is optional, and alternate manner can be utilized such as to utilize the damping and amortization of moving connecting mechanism to fix the parts etc. of flexible connection.The position roughly of strut segmentation can obtain by the following method: with this section of stay length be connected with screen 1 for E, with this section of stay length be connected with base 1 for F, with the tie point of strut 5 and screen 1 for A point, with the tie point of strut 5 and base 2 for B point, with the tie point of screen 1 and base 2 for C point, A point equals the ratio of E and F to the distance length of C point and B point to the ratio of the distance length of C point, formula is AC/BC=E/F; Certainly, this is an account form and non-limiting, can also be tried to achieve the position roughly of strut 5 segmentation by alternate manner.
The second embodiment elongation mechanism of projection display equipment of the present invention shown in Fig. 3 is connected to the schematic diagram of screen, the second embodiment elongation mechanism of projection display equipment of the present invention shown in Fig. 4 is connected to the schematic diagram of base, lens unit 3 can be connected with base 2 or screen 1 by elongation mechanism 4, and elongation mechanism 4 is for being positioned by lens unit 3 for exercisable distance relative to screen 1 or angle.As further improving, elongation mechanism 4 is flexibly connected with base 2 or screen 1, and described elongation mechanism 4 can be folded mutually with screen 1 or base 2; Screen 1 is flexibly connected with base 2, and screen 1 and base 2 can fold mutually.More than need the parts be flexibly connected can adopt hinge to connect, thus realize being flexibly connected; Alternate manner can also be adopted to realize being flexibly connected, such as adopt plastic soft type, the device of similar microphone hose is flexibly connected.As further improving, can also be provided with groove 8 in the position when the corresponding elongation mechanism 4 of base 2 is completely folding, groove 8 can hold elongation mechanism 4 and lens unit 3; Certainly, groove 8 is optional.
The third embodiment schematic diagram of projection display equipment of the present invention shown in Fig. 5, base 2 is made up of pedestal 2a and supporting mechanism 2b, and one end of supporting mechanism 2b is flexibly connected with pedestal 2a, and the other end is flexibly connected with screen 1; Two groups of supporting mechanism 2b are had to be connected to the two ends, left and right of screen 1.More than need the parts be flexibly connected can adopt hinge to connect, thus realize being flexibly connected; Alternate manner can also be adopted to realize being flexibly connected, such as adopt plastic soft type, the device of similar microphone hose is flexibly connected.As further improving, more attractive in appearance during in order to make screen 1 and base 2 completely mutually folding, roughly overlapping when the position that supporting mechanism 2b is arranged can make screen 1 completely mutually fold with base 2, certainly, this is optional, is a preferably embodiment, the better tie point of supporting mechanism 2b and screen 1 and pedestal 2a can obtain by the following method: with the tie point of supporting mechanism 2b and screen 1 to the front end distance length of screen for A, with the tie point of supporting mechanism 2b and screen 1 to the rear end distance length of screen 1 for B, with the tie point of supporting mechanism 2b and pedestal 2a to pedestal 2a front end distance length for C, with the tie point of supporting mechanism 2b and pedestal 2a to pedestal 2a rear end distance length for D, formula be A B=D C, near one end of user when wherein front end refers to that screen 1 folds completely mutually with base 2, rear end refers to the one end away from user, equally, this is also a preferably embodiment, optional.
As the further improvement of each embodiment more than the present invention, this projection display equipment also includes battery module, for providing power supply for projection display equipment.Battery module can adopt rechargeable battery, and rechargeable battery can adopt lithium ion battery, also can be rechargeable battery such as nickel-cadmium battery, Ni-MH battery, the lithium iron battery etc. of other type.As further improving, charging inlet can also be provided with, for battery module charges.
As the further improvement of each embodiment more than the present invention, be provided with cavity in base 2, described cavity is for loading parts.The inside of whole base 2 all can be set to cavity, base 2 is made up of housing and cavity; Can also be other set-up mode, such as just the inside of the part of base 2 is set to cavity, cavity be closed by lid, and remaining base 2 is solid.Cavity can be used for loading the such as parts such as battery, circuit board.
It should be noted last that, above embodiment is only in order to illustrate technical scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technical scheme of the present invention or equivalent replacement, and not depart from the spirit and scope of technical solution of the present invention.Any simple modification done above embodiment according to technical spirit of the present invention, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (10)
1. a projection display equipment, comprises projection module, it is characterized in that: described projection display equipment also comprises screen (1), base (2); Described screen (1) is for showing image, and screen (1) is connected with base (2), described screen (1) adopt rigid or partially rigid, do not rely on the screen that support or frame also can keep profile; Described projection module is used for screen (1) projected image, and projection module comprises lens unit (3), and described lens unit (3) is arranged on the rear of screen (1) and adopts the mode of back side direct projection projection to carry out the projection of image to screen (1); Lens unit (3) is connected with screen (1) or base (2) by elongation mechanism (4), or is connected directly between base (2); Base (2) is for support screen (1) and lens unit (3).
2. projection display equipment according to claim 1, it is characterized in that: described base (2) stretches out to described screen (1) rear, described lens unit (3) is connected to the base (2) at screen (1) rear, lens unit (3) and screen (1) have exercisable distance, make lens unit (3) can carry out the projection of image to screen (1); With base (2) for level reference, lens unit (3) is arranged obliquely, and angle of inclination is set to the exercisable angle of lens unit (3) towards screen (1).
3. projection display equipment according to claim 2, is characterized in that: described screen (1) is flexibly connected with described base (2), and screen (1) and base (2) can fold mutually.
4. projection display equipment according to claim 2, is characterized in that: this projection display equipment is also provided with strut (5), and one end of described strut (5) is connected with described screen (1), and the other end is connected with described base (2); Strut (5) is arranged on screen (1) marginal position not stopping the light that lens unit (3) projects.
5. projection display equipment according to claim 4, is characterized in that: described strut (5) is flexibly connected with screen (1) and base (2); Strut (5) is divided into two sections, and two sections of struts are flexibly connected mutually, and two sections of struts can fold mutually; The position of strut (5) segmentation is arranged on the position that screen (1) and base (2) can be folded completely mutually; Screen (1) is flexibly connected with base (2), and screen (1) and base (2) can fold mutually.
6. projection display equipment according to claim 1, it is characterized in that: described lens unit (3) is connected with base or screen by elongation mechanism (4), described elongation mechanism (4) is for being positioned by lens unit (3) for exercisable distance relative to screen (1) or angle.
7. projection display equipment according to claim 6, is characterized in that: described elongation mechanism (4) is flexibly connected with base (2) or screen (1), and described elongation mechanism (4) can be folded mutually with screen (1) or base (2); Screen (1) is flexibly connected with base (2), and screen (1) and base (2) can fold mutually.
8. projection display equipment according to claim 1, it is characterized in that: described base (2) is made up of pedestal (2a) and supporting mechanism (2b), one end of supporting mechanism (2b) is flexibly connected with pedestal (2a), and the other end is flexibly connected with screen (1); Two groups of supporting mechanisms (2b) are had to be connected to the two ends, left and right of screen (1).
9. according to the arbitrary projection display equipment described in claim 1 to 8, it is characterized in that: this projection display equipment also includes battery module, for providing power supply for projection display equipment.
10. according to the arbitrary projection display equipment described in claim 1 to 8, it is characterized in that: be provided with cavity in described base (2), described cavity is for loading parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410388802.4A CN105334683A (en) | 2014-08-10 | 2014-08-10 | Projection display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410388802.4A CN105334683A (en) | 2014-08-10 | 2014-08-10 | Projection display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105334683A true CN105334683A (en) | 2016-02-17 |
Family
ID=55285304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410388802.4A Pending CN105334683A (en) | 2014-08-10 | 2014-08-10 | Projection display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105334683A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110312122A (en) * | 2018-03-20 | 2019-10-08 | 深圳光峰科技股份有限公司 | Display device and display control program |
| CN111105714A (en) * | 2019-12-20 | 2020-05-05 | 维沃移动通信有限公司 | Display module and electronic equipment |
-
2014
- 2014-08-10 CN CN201410388802.4A patent/CN105334683A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110312122A (en) * | 2018-03-20 | 2019-10-08 | 深圳光峰科技股份有限公司 | Display device and display control program |
| CN110312122B (en) * | 2018-03-20 | 2021-10-01 | 深圳光峰科技股份有限公司 | Display device and display control system |
| CN111105714A (en) * | 2019-12-20 | 2020-05-05 | 维沃移动通信有限公司 | Display module and electronic equipment |
| CN111105714B (en) * | 2019-12-20 | 2022-01-28 | 维沃移动通信有限公司 | Display module and electronic equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8628197B2 (en) | Display systems and methods for mobile devices | |
| CN107613060A (en) | Electronic equipment | |
| CN203870329U (en) | Mobile device-based head-mounted lens magnification display device | |
| CN201594167U (en) | Portable projecting apparatus for miniature terminal device | |
| CN103257427A (en) | Photographic device | |
| CN105867056B (en) | Locking device for projector | |
| CN105334683A (en) | Projection display device | |
| CN204065646U (en) | A kind of projection display equipment | |
| CN105824171A (en) | Folding type photostudio and working method thereof | |
| CN206601563U (en) | Display device | |
| CN104076590B (en) | Micro-projection display device and adjustable display screen | |
| CN109892878A (en) | One kind can hide laser television cabinet with automatic telescopic | |
| CN105353925A (en) | Projection touch apparatus | |
| BR102013033029A2 (en) | DISPLAY DEVICE | |
| CN203982346U (en) | A kind of projection touching device | |
| CN207318916U (en) | A kind of portable Digital Media projection arrangement | |
| CN104103223A (en) | Portable advertising campaign box | |
| CN209642729U (en) | A kind of camera structure and the terminal device equipped with camera structure | |
| CN104714356B (en) | The Portable mobile phone projector of optically-based principle | |
| CN209321549U (en) | A kind of multimedia 3D touch screen integrated machine | |
| CN206601518U (en) | Camera lens module | |
| CN206149361U (en) | Casing and intelligent terminal with projection function | |
| CN203930312U (en) | A kind of ultra-thin short burnt casing | |
| CN204595414U (en) | The desktop projection arrangement that a kind of screen distance is adjustable | |
| CN205091540U (en) | Multi -functional projecting apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160217 |