CN220773341U - Inclination adjusting device for astronomical photography - Google Patents

Abstract

The utility model provides a tilt adjusting device for astronomical photography, which relates to the technical field of astronomical photography. Compared with the push-pull mode for adjusting the inclination angle, the inclination adjusting assembly can achieve the purpose of accurate adjustment, and meanwhile, the inclination adjusting assembly also has a larger inclination adjusting range, so that interference fringes in solar narrow-band photography are effectively eliminated.

Description

Inclination adjusting device for astronomical photography

Technical Field

The utility model relates to the technical field of astronomical photography, in particular to an inclination adjusting device for astronomical photography.

Background

Astronomy is a science based on observations. At the beginning of astronomical observation, astronomists conducted observation studies on bright luminescent stars visible to the human eye. As science advances, astronomists begin to study astronomical objects that are farther from the earth and are also darker and invisible to the unaided eye, and then begin to resort to telescopes, initially, the converging monocular telescope (abbreviated as refractive telescope) followed by the newton's reflective astronomical telescope.

Newton reflection astronomical telescope easily appears the Newton ring in the formation of image in-process, and the Newton ring is the interference fringe, and the interference fringe is very common in solar narrow-band photography, and the interference fringe is because there is not inclination angle between camera end and the telescope end to cause.

In the prior art, the tilt adjustment adopts a push-pull mode, namely, the two ends of the connecting piece are simultaneously inserted into the camera end interface and the telescope end interface, the degree of inserting the connecting piece into the camera end interface is pushed and pulled, so that the purpose of adjusting the tilt angle is achieved, but the push-pull adjustment mode is slow in adjustment speed, the tilt degree is uncontrollable, and interference fringes in solar narrow-band photography cannot be effectively eliminated.

Disclosure of Invention

In view of the above, the present utility model aims to provide an inclination adjustment device for astronomical photography, which solves the technical problem that the adjustment degree is difficult to control when the inclination adjustment of the camera end and the telescope end is performed in a push-pull mode in the prior art.

In order to achieve the above object, the present utility model provides a tilt adjustment device for astronomical photography, comprising a first connecting piece for connecting with a camera interface and a second connecting piece for connecting with a telescope interface, wherein a tilt adjustment assembly is arranged between the first connecting piece and the second connecting piece, and the tilt adjustment assembly is used for adjusting a tilt angle between the first connecting piece and the second connecting piece.

According to an alternative embodiment, the inclination adjustment assembly comprises an adjustment column, an annular housing and an annular plate, wherein the annular plate is obliquely arranged in the annular housing, the adjustment column penetrates through the annular housing and the tail end of the adjustment column abuts against the annular plate, the first connecting piece is connected with the annular housing, and the second connecting piece is connected with the annular plate.

According to an alternative embodiment, the annular housing comprises a side wall frame and a top plate, wherein the side wall frame is located at the circumferential direction of the end portion of the top plate and is fixedly connected with or integrally formed with the top plate, and a first mounting hole is formed in the top plate.

According to an alternative embodiment, both the side wall frame and the top plate are rectangular.

According to an alternative embodiment, the first connector is provided in a T-shaped tubular configuration.

According to an alternative embodiment, the bottom of the first connecting piece is provided with external threads, the inner wall of the first mounting hole is provided with internal threads, and the first connecting piece is in threaded connection with the annular shell.

According to an alternative embodiment, the annular plate conforms to the shape of the side wall frame and is disposed obliquely to the interior of the side wall frame.

According to an alternative embodiment, the annular plate is rectangular.

According to an alternative embodiment, the annular plate is provided with a second mounting hole, the second connecting piece is of a T-shaped cylindrical structure, and the top of the second connecting piece is in threaded connection with the annular plate through the second mounting hole.

According to an alternative embodiment, the adjusting column comprises a first adjusting column and a second adjusting column, the first adjusting column and the second adjusting column are rotatably arranged on the annular shell, the first adjusting column abuts against the low-position end of the annular plate, and the second adjusting column abuts against the high-position end of the annular plate.

The tilt adjusting device for astronomical photography provided by the utility model has the following technical effects:

the tilt adjusting device for astronomical photography mainly comprises a first connecting piece and a second connecting piece, wherein the first connecting piece is used for being connected with a camera end opening, the second connecting piece is used for being connected with a telescope end opening, a tilt adjusting component is arranged between the first connecting piece and the second connecting piece and is used for adjusting the tilt angle between the first connecting piece and the second connecting piece, and compared with the tilt angle adjusting mode, the tilt adjusting device for astronomical photography is used for adjusting the tilt angle between the first connecting piece and the second connecting piece, the tilt adjusting component can achieve the purpose of accurate adjustment, and meanwhile has a larger tilt adjusting range, so that interference fringes in solar narrow-band photography are effectively eliminated.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of an inclination adjusting apparatus for astronomical photographing according to an embodiment of the present utility model;

FIG. 2 is another perspective view of the tilt adjustment device for astrophotography of FIG. 1;

FIG. 3 is a side view of the tilt adjustment device for astrophotography of FIG. 1;

FIG. 4 is a cross-sectional view of the tilt adjustment device for astrophotography of FIG. 3 taken along the direction A-A;

FIG. 5 is a schematic view showing the structure of a first connector of the tilt adjustment device for astrophotography of FIG. 1;

FIG. 6 is a schematic view showing a part of a tilt adjusting assembly of the tilt adjusting apparatus for astrophotography of FIG. 1;

fig. 7 is a schematic structural view of a second link of the tilt adjustment device for astrophotography of fig. 1.

Wherein, fig. 1-7:

1. a first connector;

2. a second connector;

3. a tilt adjustment assembly; 31. a first adjustment column; 32. a second adjustment column; 33. an annular plate; 331. a second mounting hole; 34. an annular housing; 341. a sidewall frame; 342. a top plate; 3421. a first mounting hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.

As described in the background art, the tilt adjustment adopted in the prior art adopts a push-pull mode, namely, two ends of the connecting piece are simultaneously inserted into the camera end interface and the telescope end interface, the degree of inserting the connecting piece into the camera end interface is pushed and pulled, so that the purpose of adjusting the tilt angle is achieved, but the push-pull adjustment mode is slow in adjustment speed, the tilt degree is uncontrollable, and interference fringes in solar narrow-band photography cannot be effectively eliminated.

Based on the above, the utility model provides the tilt adjusting device for astronomical photography, the tilt angle between the first connecting piece and the second connecting piece is adjusted by adopting the tilt adjusting component, compared with the tilt angle adjusted by adopting the push-pull mode, the tilt adjusting component can achieve the purpose of accurate adjustment, and meanwhile, the tilt adjusting component also has a larger tilt adjusting range, so that interference fringes in solar narrow-band photography are effectively eliminated.

The technical scheme of the utility model is described in detail below with reference to specific drawings 1-7.

Referring to fig. 1 to 7, a tilt adjustment device for astronomical photography according to an embodiment of the present utility model includes a first connector 1 and a second connector 2.

The first connector 1 is used for being connected with a camera interface, the first connector 1 is preferably of a T-shaped cylindrical structure, the second connector 2 is used for being connected with a telescope interface, and the second connector 2 is also preferably of a T-shaped cylindrical structure.

And the device further comprises a tilt adjusting assembly 3, wherein the tilt adjusting assembly 3 is arranged between the first connecting piece 1 and the second connecting piece 2, and the tilt adjusting assembly 3 is used for adjusting the tilt angle between the first connecting piece 1 and the second connecting piece 2.

Specifically, as shown in fig. 1 to 4 and 6, the tilt adjusting assembly 3 includes an adjusting post, an annular housing 34, and an annular plate 33, the annular plate 33 is disposed in the annular housing 34 in a tilt manner, the adjusting post passes through the annular housing 34 and abuts against the annular plate 33 at the end, the first connecting member 1 is connected with the annular housing 34, and the second connecting member 2 is connected with the annular plate 33.

The adjusting column comprises a first adjusting column 31 and a second adjusting column 32, the first adjusting column 31 and the second adjusting column 32 are rotatably arranged on the annular shell 34, the first adjusting column 31 abuts against the low-position end of the annular plate 33, and the second adjusting column 32 abuts against the high-position end of the annular plate 33.

The first and second adjustment posts 31, 32 are preferably bolts having threads on their studs that are threadably coupled to the annular housing 34.

One of the first adjusting column 31 and the second adjusting column 32 is screwed, or the first adjusting column 31 and the second adjusting column 32 are screwed at the same time, the inclination degree of the annular plate 33 in the annular shell 34 can be changed, and then the inclination degree of the first connecting piece 1 and the second connecting piece 2 is changed, the inclination degree of the camera port and the telescope port is further changed, the inclination degree is determined according to the screwing degree of the first adjusting column 31 or the second adjusting column 32, and the purpose of controllable inclination degree is achieved, so that interference fringes in solar narrow-band photography are effectively eliminated.

As shown in fig. 5, the annular housing 34 includes a side wall frame 341 and a top plate 342, each of the side wall frame 341 and the top plate 342 is preferably square, the side wall frame 341 is located at an end circumference of the top plate 342, and is integrally formed with the top plate 342, that is, the top plate 342 and the side wall frame 341 together form a frame-like mechanism, and the top plate 342 is provided with a first mounting hole 3421.

Further, the bottom of the first connecting piece 1 is provided with external threads, the inner wall of the first mounting hole 3421 is provided with internal threads, and the first connecting piece 1 is in threaded connection with the annular shell 34.

In addition, the annular plate 33 and the side wall frame 341 are preferably square in shape, the size of the annular plate 33 is slightly smaller than the size of the side wall frame 341, the annular plate 33 is arranged inside the side wall frame 341 in a position-changeable and inclined mode, the annular plate 33 is provided with a second mounting hole 331, and the top of the second connecting piece 2 is in threaded connection with the annular plate 33 through the second mounting hole 331.

The shape of the annular plate 33 and the side wall frame 341 of the present utility model is not limited to square, but may be circular, or may be any other shape as long as the shape of the annular plate 33 and the side wall frame 341 are identical, that is, the shape of the annular plate 33 and the side wall frame 341 of the present utility model is not limited.

In the description of the present utility model, it is to be noted that, unless otherwise indicated, the meaning of "plurality" means two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model can be understood as appropriate by those of ordinary skill in the art.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims (10)

1. The tilt adjusting device for astronomical photography is characterized by comprising a first connecting piece and a second connecting piece, wherein the first connecting piece is used for being connected with a camera interface, the second connecting piece is used for being connected with a telescope interface, a tilt adjusting assembly is arranged between the first connecting piece and the second connecting piece, and the tilt adjusting assembly is used for adjusting a tilt angle between the first connecting piece and the second connecting piece.

2. The tilt adjustment device for astrophotography according to claim 1, wherein the tilt adjustment assembly comprises an adjustment post, an annular housing, and an annular plate, the annular plate being disposed obliquely within the annular housing, the adjustment post passing through the annular housing and terminating against the annular plate, the first connector being connected to the annular housing, the second connector being connected to the annular plate.

3. The tilt adjustment device for astronomical photography according to claim 2, wherein the annular housing includes a side wall frame and a top plate, the side wall frame is located at an end circumference of the top plate and is fixedly connected or integrally formed with the top plate, and the top plate is provided with a first mounting hole.

4. The tilt adjustment device for astrophotography according to claim 3, wherein the side wall frame and the top plate are each rectangular.

5. The tilt adjustment device for astrophotography according to claim 3, wherein the first connector is provided in a T-shaped cylindrical structure.

6. The tilt adjustment device for astronomical photography of claim 5, wherein the bottom of the first connector is provided with external threads, the inner wall of the first mounting hole is provided with internal threads, and the first connector is in threaded connection with the annular housing.

7. The tilt adjustment device for astrophotography according to claim 3, wherein the annular plate is formed in a shape conforming to the side wall frame and is provided obliquely inside the side wall frame.

8. The tilt adjustment device for astrophotography according to claim 7, wherein the annular plate is rectangular.

9. The tilt adjusting device for astronomical photographing according to claim 7, wherein a second mounting hole is provided on the annular plate, the second connecting member is provided in a T-shaped cylindrical structure, and the top of the second connecting member is screwed with the annular plate through the second mounting hole.

10. The tilt adjustment device for astronomical photography according to any one of claims 2-9, wherein the adjustment post comprises a first adjustment post and a second adjustment post, the first adjustment post and the second adjustment post being rotatably disposed on the annular housing, the first adjustment post being abutted against a lower end of the annular plate, the second adjustment post being abutted against a higher end of the annular plate.