CN212484066U

CN212484066U - Projection eclosion light chopper

Info

Publication number: CN212484066U
Application number: CN202021468483.5U
Authority: CN
Inventors: 李平
Original assignee: Chengdu Jindu Chaoxing Astronomy Equipment Co ltd
Current assignee: Chengdu Jindu Chaoxing Astronomy Equipment Co ltd
Priority date: 2020-07-22
Filing date: 2020-07-22
Publication date: 2021-02-05
Anticipated expiration: 2030-07-22

Abstract

The utility model relates to a projection eclosion photochopper, including the projecting apparatus, including the mounting panel, before the camera lens of projecting apparatus is located to the mounting panel, set up the through-hole that the camera lens that supplies the projecting apparatus passes through on the mounting panel, be equipped with the light screen on the mounting panel projecting apparatus's face dorsad, be equipped with the adjusting part who adjusts the light screen on the mounting panel, this application has the frame limit of the image concatenation department of eliminating many projecting apparatuses and throwing to make it form a complete projection image effect that does not have obvious image differentiation.

Description

Projection eclosion light chopper

Technical Field

The present application relates to the field of projection devices, and more particularly, to a projection feathering shutter.

Background

Projection fusion is a large screen projection display system that has emerged in recent years. The display system projects the projection area of the display picture of a single projector by the projection pictures of a plurality of projectors through image segmentation, edge fusion and other technologies, thereby bringing better display experience for users.

For the related technologies, when the pictures projected by the two projectors are spliced by the method, the edges of the pictures have obvious frame boundaries, and a large channel screen is not planar but is a cylindrical circular screen or a spherical screen. The projected bezel boundaries will be generated on the curved surface. An image effect of complete integration without obvious image partition cannot be generated.

SUMMERY OF THE UTILITY MODEL

In order to eliminate the frame boundary at the image splicing position projected by a plurality of projectors, so that the image splicing position forms a complete image effect without obvious image subareas, the application provides a projection feathering light chopper.

The application provides a projection eclosion photochopper adopts following technical scheme:

the utility model provides a projection eclosion photochopper, includes the projecting apparatus, including the mounting panel, before the camera lens of projecting apparatus is located to the mounting panel, set up the through-hole that the camera lens that supplies the projecting apparatus passes through on the mounting panel, be equipped with the light screen on the face of mounting panel projecting apparatus dorsad, be equipped with the adjusting part who adjusts the light screen on the mounting panel.

By adopting the technical scheme, the lens of the projector can project the image. The light shielding plate can shield the image projected by the projector. Under the regulation of the regulating assembly, the position of the light shielding plate can be regulated, so that the size and the position of the light shielding plate can be regulated under different conditions, and the border limit of images projected by different projectors at the splicing part is eliminated, so that the images become a complete image effect without obvious image partitions.

Preferably, the adjusting assembly comprises an adjusting rod, the mounting plate comprises a bottom plate and a side plate, the side plate is fixedly connected to the edge of the bottom plate, an adjusting hole is formed in the side plate, an external thread is arranged on the side face of the adjusting rod, the adjusting rod is threaded in the adjusting hole, and the end portion, close to the bottom plate, of the adjusting rod is rotatably connected with the light screen.

Through adopting above-mentioned technical scheme, adjust the pole through the rotating and can make and adjust the pole at regulation downthehole rotation, adjust the pole and can produce relative movement with the curb plate when rotating, adjust pole and curb plate relative movement and can drive the light screen of adjusting the pole tip and rotating the connection and remove to the effect of the size is sheltered from to the light screen to the projecting apparatus camera lens has been realized.

Preferably, the light shielding plate comprises two first plates and two second plates, the two first plates are positioned at the left side and the right side of the projector lens, and adjusting rods rotatably connected to the two first plates are horizontally arranged; the second board is two, two the second board is located projecting apparatus camera lens upper and lower both sides respectively, two the regulation pole of rotating the connection on the second board is vertical setting.

By adopting the technical scheme, the first plates positioned on the left side and the right side of the projector lens can shield the left side and the right side of an image projected by the projector when moving. The second plate can shield the upper part and the lower part of the image projected by the projector. The four sides of the image projected by the projector can be respectively shielded by the two first plates and the two second plates.

Preferably, the light shielding plate comprises a connecting part and a light shielding part, the connecting part is perpendicular to the light shielding part, a plane where the light shielding part is located is parallel to a plane where the projector lens is located, and the end part of the adjusting rod is rotatably connected with the connecting part.

Through adopting above-mentioned technical scheme, connecting portion supply the regulating lever to connect, and the shading portion is used for sheltering from the camera lens of projecting apparatus. The vertically arranged connecting part and the shading part are convenient to drive the shading part to move when pushed.

Preferably, the first plate and the second plate are staggered, and the first plate and the second plate are arranged in contact.

Through adopting above-mentioned technical scheme, first board and second board are staggered each other and are guaranteed that first board and second board can not interfere each other at the removal process.

Preferably, the mounting plate is provided with a fixing plate, the side surface of the projector is provided with a threaded hole, the fixing plate is provided with a tightening plate, the tightening plate is provided with a tightening hole, a tightening bolt penetrates through the tightening hole, and the tightening bolt is in threaded connection with the threaded hole.

Through adopting above-mentioned technical scheme, the fixed plate plays the effect of location to the mounting panel, supports tight board and is used for playing fixed effect to the fixed plate. And the abutting bolt is screwed into the threaded hole, so that the abutting bolt abuts against the abutting plate to fix the mounting plate and the projector.

Preferably, two adjusting rods are arranged on the same first plate or the same second plate.

Through adopting above-mentioned technical scheme, the setting of two regulation poles can be to realizing the fine setting to first board and second board when rotating an regulation pole.

Preferably, the diameter of the through hole is matched with the lens of the projector.

Through adopting above-mentioned technical scheme, the camera lens of projecting apparatus can wear out from the through-hole, is convenient for carry out shading to the image that the projecting apparatus throws out.

In summary, the present application includes at least one of the following beneficial technical effects:

the lens of the projector may project an image. The light shielding plate can shield the image projected by the projector. Under the adjustment of the adjusting assembly, the position of the light shielding plate can be adjusted, so that the size and the position of the light shielding plate can be adjusted under different conditions, and the border boundary of images projected by different projectors at the splicing part is eliminated, so that the images have a complete image effect without obvious image partition;

the first plate and the second plate are arranged in a staggered manner, so that interference between the first plate and the second plate during movement is prevented.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural view of a first plate and a second plate of the present invention;

fig. 3 is a schematic structural view of the connection portion and the shading portion in the present invention.

Description of reference numerals: 1. mounting a plate; 101. a base plate; 102. a side plate; 2. a projector; 3. a through hole; 4. a visor; 401. a first plate; 402. a second plate; 5. adjusting a rod; 6. an adjustment hole; 7. a connecting portion; 8. a light shielding portion; 9. a fixing plate; 10. a threaded hole; 11. a propping plate; 12. abutting the hole; 13. the bolt is pressed tightly.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The application discloses projection eclosion photochopper, including projecting apparatus 2, refer to fig. 1, including mounting panel 1, before the camera lens of projecting apparatus 2 was located to mounting panel 1, set up the through-hole 3 that supplies the camera lens of projecting apparatus 2 to pass through on the mounting panel 1, the diameter of through-hole 3 and the camera lens adaptation of projecting apparatus 2. The camera lens of projecting apparatus 2 stretches out from through-hole 3, and the light screen 4 of being convenient for shelters from the camera lens of projecting apparatus 2, and the effect of location can be played to the camera lens of projecting apparatus 2 to the edge of through-hole 3 simultaneously.

Referring to fig. 1 and 2, a light shielding plate 4 is disposed on a surface of the mounting plate 1 facing away from the projector 2, and an adjusting assembly for adjusting the light shielding plate 4 is disposed on the mounting plate 1. Through the adjustment of the adjusting component, the positions sheltered by the light screen 4 are different, so that the projected pictures can be adjusted in real time according to the projection effect, the frame boundaries generated after the pictures projected by the projectors 2 are spliced are eliminated by feathering, and the pictures spliced by the projections are complete and have no image effect of obvious image subareas.

The adjusting assembly comprises an adjusting rod 5, the mounting plate 1 comprises a bottom plate 101 and a side plate 102, and the side plate 102 is fixedly connected to the edge of the bottom plate 101. The number of the side plates 102 is four, and the four side plates 102 are respectively positioned on four sides of the bottom plate 101. The side plate 102 is provided with an adjusting hole 6, the side surface of the adjusting rod 5 is provided with an external thread, the hole wall of the adjusting hole 6 is provided with an internal thread, the adjusting rod 5 is arranged in the adjusting hole 6 in a threaded manner, and the end part of the adjusting rod 5 close to the bottom plate 101 is rotatably connected with the light screen 4. When the adjusting rod 5 is rotated in a forward direction or a reverse direction, the adjusting rod 5 rotates to enable the adjusting rod 5 to move relative to the adjusting hole 6, and when the adjusting rod 5 moves, the end of the adjusting rod 5 is driven to move the first plate 401 or the second plate 402 which is connected with the adjusting rod 5 in a rotating mode. The first plate 401 and the second plate 402 can adjust the area of light shielding during movement. The change in the area of the light shielding can change the image projected by the shielding plate to the lens of the projector 2.

The light shielding plate 4 comprises two first plates 401 and two second plates 402, the two first plates 401 are positioned at the left side and the right side of the lens of the projector 2, and adjusting rods 5 which are rotatably connected on the two first plates 401 are horizontally arranged; the second board 402 is two, and two second boards 402 are located 2 camera lens of projecting apparatus upper and lower both sides respectively, and the regulation pole 5 of rotating the connection on two second boards 402 is vertical setting. When the first plates 401 positioned at the left side and the right side of the lens of the projector 2 move under the adjustment of the adjustment rod 5, the left edge and the right edge of a projected image can be shielded; when the second plates 402 located at the upper and lower sides of the lens of the projector 2 move under the adjustment of the adjustment rod 5, the upper and lower edges of the projected image can be shielded. In cooperation with the adjustment of the first board 401 and the second board 402, the adjustment of the four sides of the image projected by the projector 2 can be realized.

Referring to fig. 3, each of the first plate 401 and the second plate 402 includes a connection portion 7 and a light shielding portion 8, the connection portion 7 is disposed perpendicular to the light shielding portion 8, a plane where the light shielding portion 8 is disposed is parallel to a plane where the lens of the projector 2 is disposed, and an end portion of the adjustment lever 5 is rotatably connected to the connection portion 7. The connecting portion 7 is used for the end of the adjusting rod 5 to be connected in a rotating mode, the shading portion 8 is used for shading images projected by the projector 2, the connecting portion 7 and the shading portion 8 are connected to form an L-shaped plate, and the adjusting rod 5 is convenient to drive the light shielding plate 4 to move while materials are saved through the connecting mode.

The first plate 401 and the second plate 402 are offset from each other, and the first plate 401 and the second plate 402 are disposed in contact with each other. The first plate 401 and the second plate 402 are offset from each other to ensure that the first plate 401 and the second plate 402 do not interfere with each other during movement.

The mounting plate 1 is provided with a fixing plate 9, the side surface of the projector 2 is provided with a threaded hole 10, the fixing plate 9 is provided with a abutting plate 11, the abutting plate 11 is provided with an abutting hole 12, an abutting bolt 13 is arranged in the abutting hole 12 in a penetrating manner, and the abutting bolt 13 is in threaded connection with the threaded hole 10. When the mounting plate 1 is fixed on the projector 2, the tightening bolt 13 is rotated to tighten the tightening plate 11 against the fixing plate 9, and the projector 2 and the mounting plate 1 are fixed.

Two adjustment levers 5 are provided on the same first plate 401 or the same second plate 402. The arrangement of the two adjustment levers 5 allows fine adjustment of the first plate 401 and the second plate 402 when one adjustment lever 5 is rotated.

The universal projection eclosion light shield is suitable for projectors 2 of various different models, the sizes of lenses of the projectors 2 of different models are different, and when the universal projection eclosion light shield is used, the light shield 4 can be adjusted through changing the adjusting rod 5, and the adjustment of a light shielding area is completed.

The implementation principle of the application is as follows: the light shielding sheet can shield images projected by the lens of the projector 2, the adjusting rod 5 is rotated, and the adjusting rod 5 rotates in the adjusting hole 6, so that the adjusting rod 5 can move relative to the adjusting hole 6, and the positions of the first plate 401 and the second plate 402 can be adjusted. The adjustment of the positions of the first plate 401 and the second plate 402 changes the light-shielding area.

Claims

1. A projection feathering shutter comprising a projector (2), characterized in that: including mounting panel (1), before the camera lens of projecting apparatus (2) is located in mounting panel (1), set up through-hole (3) that the camera lens that supplies projecting apparatus (2) passes through on mounting panel (1), be equipped with light screen (4) on mounting panel (1) the face of projecting apparatus (2) dorsad, be equipped with the adjusting part who adjusts light screen (4) on mounting panel (1).

2. A projection feathering shutter as defined in claim 1 wherein: the adjusting assembly comprises an adjusting rod (5), the mounting plate (1) comprises a bottom plate (101) and a side plate (102), the side plate (102) is fixedly connected to the edge of the bottom plate (101), an adjusting hole (6) is formed in the side plate (102), an external thread is arranged on the side face of the adjusting rod (5), the adjusting rod (5) is threaded through the adjusting hole (6), and the end portion, close to the bottom plate (101), of the adjusting rod (5) is rotatably connected with the light shielding plate (4).

3. A projection feathering shutter as claimed in claim 2 wherein: the light shielding plate (4) comprises two first plates (401) and two second plates (402), the two first plates (401) are positioned at the left side and the right side of a lens of the projector (2), and adjusting rods (5) which are rotatably connected on the two first plates (401) are horizontally arranged; the number of the second plates (402) is two, the two second plates (402) are respectively located on the upper side and the lower side of a lens of the projector (2), and the two adjusting rods (5) rotatably connected to the second plates (402) are vertically arranged.

4. A projection feathering shutter as claimed in claim 3 wherein: the first plate (401) and the second plate (402) both comprise a connecting portion (7) and a shading portion (8), the connecting portion (7) and the shading portion (8) are arranged perpendicularly, the plane where the shading portion (8) is located is parallel to the plane where a lens of the projector (2) is located, and the end portion of the adjusting rod (5) is rotatably connected with the connecting portion (7).

5. A projection feathering shutter as claimed in claim 3 wherein: the first plate (401) and the second plate (402) are staggered with each other, and the first plate (401) and the second plate (402) are arranged in contact with each other.

6. A projection feathering shutter as defined in claim 1 wherein: the fixing plate is characterized in that a fixing plate (9) is arranged on the mounting plate (1), a threaded hole (10) is formed in the side face of the projector (2), a clamping plate (11) is arranged on the fixing plate (9), a clamping hole (12) is formed in the clamping plate (11), a clamping bolt (13) penetrates through the clamping hole (12), and the clamping bolt (13) is in threaded connection with the threaded hole (10).

7. A projection feathering shutter as claimed in claim 3 wherein: two adjusting rods (5) are arranged on the same first plate (401) or the same second plate (402).

8. A projection feathering shutter as defined in claim 1 wherein: the diameter of the through hole (3) is matched with the lens of the projector (2).