CN209895130U

CN209895130U - Stereo projector

Info

Publication number: CN209895130U
Application number: CN201920586693.5U
Authority: CN
Inventors: 邓波; 姚杰; 邓娟; 姜虹; 温圣林
Original assignee: Shenzhen Liying Technology Co Ltd
Current assignee: Shenzhen Liying Technology Co Ltd
Priority date: 2019-04-26
Filing date: 2019-04-26
Publication date: 2020-01-03
Anticipated expiration: 2029-04-26

Abstract

The utility model discloses a stereoscopic projector, it is including first ray apparatus and second ray apparatus and fixed the fixed bolster of first ray apparatus and second ray apparatus, the fixed bolster includes upper fixed plate, bottom plate, regulating plate and connects the spliced pole of upper fixed plate and bottom plate, the regulating plate sets up the upper fixed plate below, the regulating plate is connected with the upper fixed plate is mobilizable, be equipped with the adjustment mechanism who adjusts the regulating plate position on the upper fixed plate, first ray apparatus fixed mounting be in on the bottom plate, the second ray apparatus sets up the top at first ray apparatus, the second ray apparatus with regulating plate fixed connection, the second ray apparatus is along with the regulating plate removes. The utility model discloses a stereo projector two ray apparatus sets up from top to bottom, has saved stereo projector space on the horizontal direction, reduces stereo projector's volume, can make things convenient for the coincide degree of accurate adjustment projection image again, adapts to different projection needs.

Description

Stereo projector

Technical Field

The utility model relates to an image input field, concretely relates to stereoscopic projector.

Background

A stereoscopic projector is a projection apparatus that enables viewers to obtain a three-dimensional visual sensation from a screen using the principle of binocular stereoscopic vision. The existing stereo projector mainly adopts a polarized glasses method, is provided with a left optical machine and a right optical machine which are arranged side by side, and is respectively provided with two polarizers with polarization axes forming 90 degrees in front of the optical machine lenses, when in projection, the two optical machines synchronously run, and simultaneously, a picture is put on a curtain to form a left image and a right image; when the audience wears the special polarized glasses, the polarization axes of the left and right polarizers are vertical to each other and are consistent with the polarization axis in front of the projection lens; the left eye and the right eye of the audience can only see the left image and the right image, the left image and the right image are overlapped on the retina through the binocular convergence function, and the brain nerves generate a three-dimensional visual effect. However, the two optical machines of the stereo projector are arranged side by side, which causes the volume of the stereo projector to be huge, is inconvenient for production, transportation and use, and is difficult to adjust when the image has deviation.

Disclosure of Invention

Set up side by side about the ray apparatus to the stereographic projector among the above-mentioned prior art, cause the bulky and be not convenient for adjust, the utility model provides a stereographic projector, two ray apparatuses set up from top to bottom, can save a large amount of spaces, are convenient for adjust moreover.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a stereoscopic projector, stereoscopic projector includes first ray apparatus and second ray apparatus and fixes the fixed bolster of first ray apparatus and second ray apparatus, the fixed bolster includes an upper fixed plate, bottom plate, regulating plate and connects the spliced pole of upper fixed plate and bottom plate, the regulating plate sets up the upper fixed plate below, the regulating plate is connected with the upper fixed plate is mobilizable, be equipped with the adjustment mechanism who adjusts the regulating plate position on the upper fixed plate, first ray apparatus fixed mounting be in on the bottom plate, the second ray apparatus sets up the top at first ray apparatus, the second ray apparatus with regulating plate fixed connection, the second ray apparatus is along with the regulating plate removes.

The utility model provides a technical scheme that its technical problem adopted further still includes:

adjustment mechanism is for setting up the carousel of the regulation regulating plate horizontal position on the top fixed plate and the adjusting screw of the vertical height of regulation regulating plate, be equipped with the carousel axle parallel with the horizontal direction on the top fixed plate, the carousel is rotatable to be installed the carousel is epaxial, be equipped with the adjustment tank on the bottom surface of carousel, the adjustment tank is the arc, be equipped with the regulation post on the fixed plate, the regulation post cartridge is in the adjustment tank, the rotatable fixing of adjusting screw is on the top fixed plate, adjusting screw's lower extreme passes the top fixed plate and rotates with the regulating plate that sets up in the below to be connected, adjusting screw's upper end is equipped with adjust knob.

First ray apparatus and second ray apparatus set up one side of fixed bolster, the spliced pole includes sets up the first spliced pole at the homonymy with first ray apparatus and second ray apparatus, sets up the second spliced pole at the fixed bolster middle part to and set up the third spliced pole at the fixed bolster opposite side relatively with first spliced pole, first spliced pole includes spliced pole and lower spliced pole, the free end of going up spliced pole and lower spliced pole adopts the screw rod to connect and leaves the clearance.

Be equipped with the clearance through-hole of keeping away first spliced pole and second spliced pole on the regulating plate, it is oval to keep away the clearance through-hole.

The first connecting column and the second connecting column are sleeved with a buffer gasket and a buffer spring, and the buffer gasket and the buffer spring are arranged between the upper fixing plate and the adjusting plate.

And a supporting spring and a spring gasket matched with the supporting spring are arranged between the first optical machine and the second optical machine.

The fixing plate is square, and one corner of the fixing plate is provided with a vacancy avoiding position which is used for avoiding a focusing knob of the first optical machine.

The utility model has the advantages that: the two optical machines of the stereo projector are arranged up and down, so that the space of the stereo projector in the horizontal direction is saved, the space utilization rate of the stereo projector is effectively improved, and the volume of the stereo projector is reduced; and one of them ray apparatus sets up on the fuselage of the stereoscopic projector firmly, is equipped with the adjustment mechanism that can adjust the ray apparatus lens direction in a flexible way on another one, has avoided adjusting the lens direction of two ray apparatuses at every turn, but can make things convenient for the coincide degree of accurate adjustment projection image again, adapts to different projection needs.

The present invention will be further described with reference to the accompanying drawings and the detailed description.

Drawings

Fig. 1 is a schematic perspective view of an internal structure of an embodiment of a stereo projector according to the present invention;

fig. 2 is an exploded schematic view of an internal structure of an embodiment of the stereo projector according to the present invention;

fig. 3 is a schematic perspective view of a rotary plate in an embodiment of a stereo projector according to the present invention;

in the figure, 1, a first optical machine, 11, a first fixing sheet, 2, a second optical machine, 3, a fixing support, 31, an upper fixing plate, 311, a turntable, 3111, an adjusting groove, 312, an adjusting screw, 3121, an adjusting knob, 313, a turntable shaft, 32, a lower fixing plate, 33, an adjusting plate, 331, an adjusting column, 332, a clearance through hole, 34, a connecting column, 341, a first connecting column, 3411, an upper connecting column, 3412, a lower connecting column, 342, a second connecting column, 343, a third connecting column, 35, a buffer gasket, 36, a buffer spring, 4, a supporting spring, 41, and a spring gasket.

Detailed Description

The embodiment is a preferred embodiment of the present invention, and other principles and basic structures are the same as or similar to those of the embodiment, and are within the protection scope of the present invention.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "plurality" or "a plurality" means two or more unless specifically limited otherwise.

The embodiment of the stereoscopic projector of the present invention is shown with reference to fig. 1 to 3, and in order to show the structure, parts such as the housing, which are not related to the invention of the present invention, in the stereoscopic projector are omitted in the drawings. A stereoscopic projector comprises a first optical machine 1, a second optical machine 2 and a fixing support 3 for fixing the first optical machine 1 and the second optical machine 2. The fixing bracket 3 includes an upper fixing plate 31, a lower fixing plate 32, an adjusting plate 33, and a connecting column 34 connecting the upper fixing plate 31 and the lower fixing plate 32. The adjusting plate 33 is disposed below the upper fixing plate 31, the adjusting plate 33 is movably connected to the upper fixing plate 31, and an adjusting mechanism for adjusting the position of the adjusting plate 33 is disposed on the upper fixing plate 31. First ray apparatus 1 fixed mounting is on bottom plate 32, and second ray apparatus 2 sets up in the top of first ray apparatus 1, second ray apparatus 2 and regulating plate 33 fixed connection, and when utilizing adjustment mechanism to adjust the position of regulating plate 33, second ray apparatus 2 can remove along with regulating plate 33, just can realize adjusting the purpose of the image overlap ratio of first ray apparatus 1 and second ray apparatus 2.

The adjusting mechanism in this embodiment is a rotary plate 311 arranged on the upper fixing plate 31 for adjusting the horizontal position of the adjusting plate 33 and an adjusting screw 312 for adjusting the vertical height of the adjusting plate 33. A turntable shaft 313 parallel to the horizontal direction is arranged on the upper fixing plate 31, and the turntable 311 is sleeved on the turntable shaft 313 and can rotate freely; the bottom surface of the rotary table 311 is provided with an adjusting groove 3111, the adjusting groove 3111 is an arc-shaped groove, the opening of the arc is downward, the adjusting plate 33 is provided with an adjusting column 331, and the adjusting column 331 is inserted into the adjusting groove 3111. The adjusting screw 312 is rotatably fixed on the upper fixing plate 31, the lower end of the adjusting screw 312 passes through the upper fixing plate 31 to be rotatably connected with the adjusting plate 33 arranged below, and the upper end of the adjusting screw 312 is provided with an adjusting knob 3121

In order to facilitate the installation of other parts of the stereo projector, the first optical machine 1 and the second optical machine 2 are arranged on one side of the fixed bracket 3. In order to firmly connect the fixing brackets, the connection columns 34 connecting the upper and lower fixing plates include a first connection column 341 disposed at the same side as the first optical machine 1 and the second optical machine 2, a second connection column 342 disposed at the middle of the fixing bracket 3, and a third connection column 343 disposed at the other side of the fixing bracket 3 opposite to the first connection column 341. The first connection column 341 includes an upper connection column 3411 and a lower connection column 3412, and free ends of the upper connection column 3411 and the lower connection column 3412 are freely connected by a screw and have a gap, so that when the position of the second optical machine 2 in the vertical direction is adjusted by the adjustment plate 33, there is enough movement space in the vertical direction, and the stereoscopic projector can realize horizontal tilt image adjustment. In this embodiment, the connecting column 34 has a hexagonal cross-section.

In order to facilitate the movement of the adjustment plate 33, the adjustment plate 33 is provided with a clearance through hole 332 for clearance of the first connection column 341 and the second connection column 342, and the clearance through hole 332 is oval.

The first connection column 341 and the second connection column 342 are sleeved with a buffer shim 35 and a buffer spring 36, and the buffer shim 35 and the buffer spring 36 are arranged between the upper fixing plate 31 and the adjusting plate 33. The buffer shim 35 is attached to the upper surface of the adjusting plate 33, the radius of the buffer shim 35 is larger than the short axis of the clearance through hole 332, and the buffer spring 36 is arranged on the buffer shim 35.

In order to avoid collision between the first optical machine 1 and the second optical machine 2 during adjustment, and to ensure that the second optical machine 2 moves more stably during adjustment, a support spring 4 and a spring gasket 41 matched with the support spring 4 are arranged between the first optical machine 1 and the second optical machine 2, the support spring 4 is supported at the bottom of the second optical machine 2, and the spring gasket 41 is padded at the lower end of the support spring 4 and above the first optical machine 1.

Because the optical machine needs to adjust the focal length of projection according to the projection distance, the lens of the optical machine is generally provided with an adjusting knob. In this embodiment, the adjusting plate 33 is square, and one corner of the adjusting plate 33 is provided with a space avoiding position, which avoids the focusing knob of the second optical machine 1, so as to conveniently adjust the focal length of the second optical machine 2 as required.

The two optical machines of the stereo projector are arranged up and down, so that the space of the stereo projector in the horizontal direction is saved, the space utilization rate of the stereo projector is effectively improved, and the volume of the stereo projector is reduced; and one of them ray apparatus sets up on the fuselage of the stereoscopic projector firmly, is equipped with the adjustment mechanism that can adjust the ray apparatus lens direction in a flexible way on another one, has avoided adjusting the lens direction of two ray apparatuses at every turn, but can make things convenient for the coincide degree of accurate adjustment projection image again, adapts to different projection needs.

Claims

1. The utility model provides a stereoscopic projector, which is characterized in that, stereoscopic projector includes first light machine (1) and second light machine (2) and fixes fixed bolster (3) of first light machine (1) and second light machine (2), fixed bolster (3) include upper fixed plate (31), bottom plate (32), regulating plate (33) and connect spliced pole (34) of upper fixed plate (31) and bottom plate (32), regulating plate (33) set up upper fixed plate (31) below, regulating plate (33) and upper fixed plate (31) mobilizable connection, be equipped with the adjustment mechanism who adjusts regulating plate (33) position on upper fixed plate (31), first light machine (1) fixed mounting is in on bottom plate (32), second light machine (2) set up the top at first light machine (1), second light machine (2) with regulating plate (33) fixed connection, the second optical machine (2) moves along with the adjusting plate (33).

2. The stereoscopic projector as claimed in claim 1, wherein the adjusting mechanism is a turntable (311) for adjusting the horizontal position of the adjusting plate (33) and an adjusting screw (312) for adjusting the vertical height of the adjusting plate (33) which are disposed on the upper fixing plate (31), the upper fixing plate (31) is provided with a turntable shaft (313) parallel to the horizontal direction, the turntable (311) is rotatably mounted on the turntable shaft (313), an adjusting groove (3111) is disposed on the bottom surface of the turntable (311), the adjusting groove (3111) is arc-shaped, the adjusting plate (33) is provided with an adjusting post (331), the adjusting post (331) is inserted into the adjusting groove (3111), the adjusting screw (312) is rotatably fixed on the upper fixing plate (31), and the lower end of the adjusting screw (312) passes through the upper fixing plate (31) and is rotatably connected with the adjusting plate (33) disposed therebelow, an adjusting knob (3121) is arranged at the upper end of the adjusting screw rod (312).

3. The stereo projector according to claim 1, wherein the first optical machine (1) and the second optical machine (2) are disposed on one side of the fixed frame (3), the connection column (34) includes a first connection column (341) disposed on the same side as the first optical machine (1) and the second optical machine (2), a second connection column (342) disposed in the middle of the fixed frame (3), and a third connection column (343) disposed on the other side of the fixed frame (3) opposite to the first connection column (341), the first connection column (341) includes an upper connection column (3411) and a lower connection column (3412), and free ends of the upper connection column (3411) and the lower connection column (3412) are connected by screws with a gap.

4. The stereoscopic projector according to claim 3, wherein the adjustment plate (33) is provided with a clearance hole (332) for avoiding the first connection column (341) and the second connection column (342), and the clearance hole (332) is oval.

5. The stereoscopic projector as claimed in claim 4, wherein the first connecting column (341) and the second connecting column (342) are sleeved with a buffer pad (35) and a buffer spring (36), and the buffer pad (35) and the buffer spring (36) are disposed between the upper fixing plate (31) and the adjusting plate (33).

6. The stereographic projector as claimed in claim 1, wherein a support spring (4) and a spring washer (41) associated with the support spring (4) are disposed between the first optical machine (1) and the second optical machine (2).

7. The stereographic projector as claimed in claim 1, wherein said adjusting plate (33) is square, and a corner of said fixing plate is provided with a space avoiding portion, said space avoiding portion avoiding a focusing knob of said first optical machine (1).