CN112578559A

CN112578559A - Imaging optical system based on all-round looking lens

Info

Publication number: CN112578559A
Application number: CN202011621673.0A
Authority: CN
Inventors: 乔敏
Original assignee: Shenzhen Daguang Sensing Technology Co ltd
Current assignee: Shenzhen Daguang Sensing Technology Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-03-30

Abstract

The application discloses an imaging optical system based on a panoramic lens, which comprises a transparent shell, a supporting structure and a protective structure, wherein a horizontal lens is fixed at the side end of the transparent shell, and convex lenses are symmetrically fixed on the transparent shell at the side edge of the horizontal lens; the supporting structure comprises a supporting rod, a supporting rod is arranged at the bottom end of the middle of the transparent shell, and a connecting block is fixed at the top end of the supporting rod. Can support transparent case through the bracing piece, when making transparent case can place alone, convenient convenience is installed transparent case on installation faces such as wall body through the bracing piece, the problem that current lens of looking around can't place alone and use and make has been solved, the practicality of lens of looking around has been improved, cushion protection is carried out to horizontal lens through the lag, avoid the protective sheath to take place to collide with when not using and cause the vestige, influence transparent case's normal formation of image, guarantee horizontal lens's completeness, the life of horizontal lens has been improved.

Description

Imaging optical system based on all-round looking lens

Technical Field

The application relates to an imaging optical system, in particular to an imaging optical system based on a panoramic lens.

Background

The panoramic lens projects a circular cylindrical view field surrounding an optical axis by 360 degrees into an annular area of an imaging surface by using a planar circular cylindrical projection method, so that the angle of a view angle can be increased, and real-time imaging of the 360-degree view field surrounding the optical axis is realized.

Traditional look around lens need look around lens level when using, because do not possess bearing structure on look around lens self casing, current look around lens generally be the snap-on wall body the latter support, lead to it to place comparatively inconveniently in the independent level when using, reduced the practicality that look around lens made.

And the all-round lens of front end is when observing, need collect light through the transparent shell of side, but because do not possess protective structure on its transparent shell, lead to its when using, transparent shell probably takes place to collide with, causes to collide with and influences the sight behind the trace easily, has reduced the life of all-round lens. Therefore, an imaging optical system based on a panoramic lens is proposed to address the above problems.

Disclosure of Invention

An imaging optical system based on a panoramic lens comprises a transparent shell, a supporting structure and a protection structure, wherein a horizontal lens is fixed at the side end of the transparent shell, and convex lenses are symmetrically fixed on the transparent shell at the side edge of the horizontal lens;

the supporting structure comprises supporting rods, the bottom end of the middle part of the transparent shell is provided with the supporting rods, the top ends of the supporting rods are fixedly provided with connecting blocks, rectangular fixing rods are sleeved inside the two connecting blocks, the inner ends of the rectangular fixing rods are fixed on the transparent shell, rotating holes matched with the rectangular fixing rods are formed inside the connecting blocks, limiting blocks are arranged inside the connecting blocks at the corners of the rectangular fixing rods, and first springs are fixed between the limiting blocks and the connecting blocks;

protective structure includes the lag, transparent housing outside cover is equipped with the lag, the lag side has all been cup jointed the gag lever post, and the one end that the gag lever post extends to the lag outside all is fixed with the connecting plate, the inner all fixes on transparent housing of connecting plate, the inside extrusion piece that all is provided with of lag of gag lever post side, and all be fixed with the second spring between extrusion piece and the lag, the gag lever post outer end all is fixed with the movable block, and the inside carriage release that has all run through of extrusion piece of movable block side, all the symmetry is fixed with the third spring between carriage release lever and the lag.

Furthermore, a horizontal image convex lens, an inclination angle sensor, a vertical lens, a refraction lens, a vertical image convex lens, a lighting device, a vertical projection imaging device, an image processing device, a display and a horizontal projection imaging device are arranged inside the transparent shell.

Furthermore, the rectangular fixing rod ends inside the connecting blocks are all arranged to be T-shaped, and the supporting rods are arranged to be U-shaped and matched with the supporting rods.

Furthermore, the limiting blocks are all arranged in a U shape which is transversely placed, and the limiting block ends in the rotating holes are all arranged in an inclined shape matched with the rectangular fixing rods.

Furthermore, the side end of the protective sleeve is arranged to be semicircular and matched with the horizontal lens, and the front end and the rear end of the outer surface of the protective sleeve are both fixed with pushing blocks.

Furthermore, the height of the inner part of the protective sleeve is larger than the height between the two convex lenses, and the height of the connecting plate is larger than the wall thickness of the protective sleeve.

Furthermore, the protecting sleeve is internally provided with movable grooves matched with the limiting rod and the moving block, and the connecting plates are arranged in a fan shape matched with the transparent shell.

The beneficial effect of this application is: the application provides an imaging optical system based on a panoramic lens.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic diagram of an embodiment of the present application in elevation;

FIG. 2 is a schematic cross-sectional elevation view of a structure in use according to an embodiment of the present application;

FIG. 3 is a schematic sectional elevation view of a connecting block according to an embodiment of the present disclosure;

fig. 4 is a schematic front sectional view of a partial structure according to an embodiment of the present application.

In the figure: 1. transparent shell, 2, horizontal lens, 3, convex lens, 4, rectangle dead lever, 5, connecting block, 6, bracing piece, 7, rotation hole, 8, stopper, 9, first spring, 10, connecting plate, 11, lag, 12, gag lever post, 13, extrusion piece, 14, second spring, 15, movable block, 16, carriage release lever, 17, third spring, 18, ejector pad.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1-4, an imaging optical system based on a panoramic lens includes a transparent housing 1, a supporting structure and a protection structure, wherein a horizontal lens 2 is fixed at a side end of the transparent housing 1, and convex lenses 3 are symmetrically fixed on the transparent housing 1 at side edges of the horizontal lens 2;

the supporting structure comprises supporting rods 6, the supporting rods 6 are arranged at the bottom end of the middle of the transparent shell 1, connecting blocks 5 are fixed at the top ends of the supporting rods 6, rectangular fixing rods 4 are sleeved inside the two connecting blocks 5, the inner ends of the rectangular fixing rods 4 are fixed on the transparent shell 1, rotating holes 7 matched with the rectangular fixing rods 4 are formed inside the connecting blocks 5, limiting blocks 8 are arranged inside the connecting blocks 5 at the corners of the rectangular fixing rods 4, and first springs 9 are fixed between the limiting blocks 8 and the connecting blocks 5;

protective structure includes

lag

11, 1 outside cover of transparent housing is equipped with lag 11, lag 11 side has all been cup jointed gag lever post 12, and gag lever post 12 extends to the one end in the lag 11 outside all is fixed with connecting plate 10, connecting plate 10 the inner all is fixed on

transparent housing

1, 11 insides of lag of gag lever post 12 side all are provided with extrusion piece 13, and all be fixed with second spring 14 between extrusion piece 13 and the lag 11, gag lever post 12 outer end all is fixed with movable block 15, and the inside movable rod 16 that has all run through of extrusion piece 13 of movable block 15 side, all the symmetry is fixed with third spring 17 between movable rod 16 and the lag 11.

A horizontal image convex lens, an inclination angle sensor, a vertical lens, a refraction lens, a vertical image convex lens, a lighting device, a vertical projection imaging device, an image processing device, a display and a horizontal projection imaging device are arranged in a transparent shell 1, a horizontal imaging module is arranged at one end of the transparent shell 1 and comprises a horizontal lens 2, a horizontal image convex lens and a horizontal projection imaging device, the horizontal lens 2 is arranged at one end of the transparent shell 1, the horizontal image convex lens is arranged in the middle of the transparent shell 1, the horizontal projection imaging device is fixed in the middle of one side of the transparent shell 1, the vertical imaging module is arranged on the inner wall of the transparent shell 1, the input end of the vertical imaging module is vertical to the input end of the horizontal imaging module, the vertical imaging module comprises a vertical lens, a refraction lens, a vertical image convex lens and a vertical projection imaging device, the vertical lens is arranged on the side surface of the transparent shell 1, the refraction lens is obliquely arranged, the vertical image convex lens is arranged on the side surface of the transparent shell 1, the vertical projection imaging device is fixed on the side surface of the transparent shell 1, the image processing device and the display are respectively arranged on the inner wall of the transparent shell 1, the output end of the image processing device is connected with the input end of the display, the image processing device respectively receives the output data P of the vertical projection imaging device and the output data Q of the horizontal image imaging device, the characteristic point extracts a first homologous point positioned on the vertical projection imaging device and a second homologous point positioned on the horizontal image imaging device, averages the coordinates and pixel values of the first homologous point and the second homologous point as output values, respectively obtains image data in the horizontal direction and the vertical direction by utilizing the horizontal imaging module and the vertical imaging module, and extracts the first homologous point positioned on the vertical projection imaging device and the second homologous point positioned on the horizontal image imaging device by utilizing the characteristic point Points, and averaging the coordinates and pixel values of the first homologous point and the second homologous point as an output value, so that the projection error can be effectively reduced, and a blind area can be eliminated; the ends of the rectangular fixed rods 4 in the connecting blocks 5 are all arranged to be T-shaped, and the supporting rods 6 are arranged to be matched with the U-shaped, so that the connecting blocks 5 can only rotate on the rectangular fixed rods 4, and the supporting rods 6 can be conveniently rotated and retracted; the limiting blocks 8 are all arranged in a U shape which is transversely arranged, the ends of the limiting blocks 8 in the rotating holes 7 are all arranged in an inclined shape matched with the rectangular fixing rods 4, the limiting blocks 8 are conveniently clamped with the corners of the rectangular fixing rods 4, and therefore the rectangular fixing rods 4 are conveniently limited and fixed; the side end of the protective sleeve 11 is arranged to be semicircular and matched with the horizontal lens 2, the front end and the rear end of the outer surface of the protective sleeve 11 are both fixed with the push blocks 18, the protective sleeve 11 is conveniently sleeved outside the horizontal lens 2, and the protective sleeve 11 is pulled more conveniently through the push blocks 18; the height of the inner part of the protective sleeve 11 is larger than the height between the two convex lenses 3, the height of the connecting plate 10 is larger than the wall thickness of the protective sleeve 11, the convex lenses 3 can be protected by the protective sleeve 11, and the connecting plate 10 can limit the protective sleeve 11; the inside movable groove of having all seted up with gag lever post 12 and movable block 15 complex of lag 11, connecting plate 10 all sets up to fan-shaped with transparent housing 1 complex, when making things convenient for lag 11 to receive the extrusion, gag lever post 12 and movable block 15 are at lag 11 inside activities, can carry out buffer protection through second spring 14.

When the transparent shell is used, when the transparent shell 1 needs to be placed independently, the support rod 6 is rotated, the support rod 6 drives the connecting block 5 to rotate on the rectangular fixing rod 4, the rectangular fixing rod 4 extrudes the limiting block 8, the limiting block 8 compresses the first spring 9 under the action of extrusion force and moves into the connecting block 5, the limiting block 8 can be crossed at the corner of the rectangular fixing rod 4, after the connecting block 5 rotates for 90 degrees, the corner of the rectangular fixing rod 4 rotates to be clamped with the other limiting block 8, the connecting block 5 can be fixed, at the moment, the support rod 6 rotates to be vertically placed, so that the transparent shell 1 can be supported through the support rod 6, when the transparent shell 1 is not used, the horizontal lens 2 is protected through the protective sleeve 11, and when the protective sleeve 11 is collided and impacted, the impact force drives the protective sleeve 11 to move on the limiting rod 12, and make the lag 11 compress the second spring 14, can offset some extrusion force through the reaction that the second spring 14 deformation produced, can cushion the protection to the horizontal lens 2, when needing to use the transparent casing 1, pull the carriage release lever 16 of both sides, make the carriage release lever 16 stretch the third spring 17 and shift out of the movable trough inside, can relieve and limit the movable block 15, pull the lag 11 from the gag lever post 12 through the ejector pad 18 and can, after using, pull the carriage release lever 16, align the lag 11 and cup joint on the transparent casing 1, make the gag lever post 12 insert the movable trough inside, press the lag 11 again, make the gag lever post 12 compress the second spring 14, can embolia the movable block 15 in the movable trough inside, send out the carriage release lever 16, can cup joint the lag 11 on the gag lever post 12 and fix.

The application has the advantages that:

1. the structure is simple, the operation is convenient, the transparent shell 1 can be supported through the support rod 6, the transparent shell 1 can be conveniently and independently placed, meanwhile, the transparent shell 1 can be conveniently and conveniently installed on installation surfaces such as a wall body and the like through the support rod 6, the problem that the existing all-round lens cannot be independently placed and used is solved, and the practicability of the all-round lens is improved;

2. this application is rational in infrastructure, cushions the protection to horizontal lens 2 through lag 11, avoids lag 11 to collide with when not using and causes the vestige, influences the normal formation of image of transparent housing 1, guarantees horizontal lens 2's integrity, has improved horizontal lens 2's life.

Since the internal structure of the see-around lens is prior art, it is not described in this document.

It is well within the skill of those in the art to implement, without undue experimentation, the present application is not directed to software and process improvements, as they relate to circuits and electronic components and modules.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An imaging optical system based on a panoramic lens, characterized in that: the lens comprises a transparent shell (1), a supporting structure and a protective structure, wherein a horizontal lens (2) is fixed at the side end of the transparent shell (1), and convex lenses (3) are symmetrically fixed on the transparent shell (1) at the side edge of the horizontal lens (2);

the supporting structure comprises supporting rods (6), the supporting rods (6) are arranged at the bottom end of the middle part of the transparent shell (1), connecting blocks (5) are fixed at the top ends of the supporting rods (6), rectangular fixing rods (4) are sleeved inside the two connecting blocks (5), the inner ends of the rectangular fixing rods (4) are fixed on the transparent shell (1), rotating holes (7) matched with the rectangular fixing rods (4) are formed inside the connecting blocks (5), limiting blocks (8) are arranged inside the connecting blocks (5) at the corners of the rectangular fixing rods (4), and first springs (9) are fixed between the limiting blocks (8) and the connecting blocks (5);

protective structure includes lag (11), transparent housing (1) outside cover is equipped with lag (11), lag (11) side has all been cup jointed gag lever post (12), and gag lever post (12) extend to the one end in lag (11) outside all is fixed with connecting plate (10), connecting plate (10) inner all is fixed on transparent housing (1), the lag (11) of gag lever post (12) side is inside all to be provided with extrusion piece (13), and all is fixed with second spring (14) between extrusion piece (13) and lag (11), gag lever post (12) outer end all is fixed with movable block (15), and inside movable rod (16) that has all run through in extrusion piece (13) of movable block (15) side, all the symmetry is fixed with third spring (17) between movable rod (16) and lag (11).

2. The imaging optical system based on a surround view lens according to claim 1, characterized in that: the transparent shell is internally provided with a horizontal image convex lens, a tilt angle sensor, a vertical lens, a refraction lens, a vertical image convex lens, a lighting device, a vertical projection imaging device, an image processing device, a display and a horizontal projection imaging device.

3. The imaging optical system based on a surround view lens according to claim 1, characterized in that: the rectangular fixing rod (4) ends inside the connecting block (5) are all arranged to be T-shaped, and the supporting rod (6) is arranged to be U-shaped matched with the connecting block.

4. The imaging optical system based on a surround view lens according to claim 1, characterized in that: the limiting blocks (8) are all arranged in a U shape which is transversely placed, and the ends of the limiting blocks (8) in the rotating holes (7) are all arranged in an inclined shape matched with the rectangular fixing rods (4).

5. The imaging optical system based on a surround view lens according to claim 1, characterized in that: the side end of the protective sleeve (11) is arranged to be semicircular and matched with the horizontal lens (2), and the front end and the rear end of the outer surface of the protective sleeve (11) are both fixed with push blocks (18).

6. The imaging optical system based on a surround view lens according to claim 1, characterized in that: the height of the interior of the protective sleeve (11) is larger than the height between the two convex lenses (3), and the height of the connecting plate (10) is larger than the wall thickness of the protective sleeve (11).

7. The imaging optical system based on a surround view lens according to claim 1, characterized in that: the protective sleeve (11) is internally provided with movable grooves matched with the limiting rod (12) and the moving block (15), and the connecting plates (10) are all arranged in a fan shape matched with the transparent shell (1).