CN217007811U - Multi-section connected angle-adjustable lens barrel structure - Google Patents
Multi-section connected angle-adjustable lens barrel structure Download PDFInfo
- Publication number
- CN217007811U CN217007811U CN202220397656.1U CN202220397656U CN217007811U CN 217007811 U CN217007811 U CN 217007811U CN 202220397656 U CN202220397656 U CN 202220397656U CN 217007811 U CN217007811 U CN 217007811U
- Authority
- CN
- China
- Prior art keywords
- connecting piece
- lens frame
- frame
- lens
- mirror
- 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.)
- Active
Links
Images
Abstract
The utility model discloses a lens cone structure with adjustable angles and connected in multiple sections, which comprises a first lens frame, a first connecting piece, a second lens frame, a second connecting piece and a third lens frame which are connected in sequence; optical elements are arranged in the first lens frame, the second lens frame, the third lens frame, the first connecting piece and the second connecting piece; the first lens frame is connected with the first connecting piece, and the second lens frame is connected with the second connecting piece through internal and external threads; the first connecting piece is connected with the second mirror bracket through a set screw, and the second connecting piece is connected with the third mirror bracket through a set screw. The utility model combines two connection modes of threaded connection and set screw connection, can save more space when the radial dimension of the lens cone is limited, and is not easy to fall off axially; meanwhile, the requirements on various specific angles can be met, and the application range is wide.
Description
Technical Field
The utility model belongs to the technical field of optical instruments, and particularly relates to a multi-section connected angle-adjustable lens cone structure.
Background
In the field of optics, there are many times when a combination of lenses/prisms/lenses, etc., even at a particular angle with other standard devices, is needed, and there is no standard or suitable way to solve this problem on the market today; most of the devices are fixed by a set screw or are locked by a countersunk screw in the axial direction; however, for standard devices that are not machinable, the set screw fastening risks being axially dropped; the specific angle is determined through the internal and external threads, so that the specific angle is complex, only one angle can be achieved, and the error is large; the axial countersunk head screw mode can cause the diameter of a required mechanical part to be increased due to the requirement of a countersunk hole, the structure can become overstaffed, and the axial countersunk head screw mode can be completely inapplicable especially when the structure needs to be shared with other equipment and the outer diameter is limited; and the locking mode of the countersunk head screw can lock the radial angle, so that the angle can not be adjusted at any angle, and the applicability is poor.
Chinese patent publication No. CN212433476U discloses a lens barrel connection structure, which includes a first lens barrel and a second lens barrel, wherein a first positioning cylindrical surface and a first thread section are provided on an inner side of the first lens barrel, and a diameter of the first positioning cylindrical surface is smaller than a diameter of the first thread section; the outer side of the second lens barrel is provided with a second positioning cylindrical surface and a second threaded section, the second positioning cylindrical surface is in fit connection with the first positioning cylindrical surface, and the second threaded section is in fastening connection with the first threaded section. The second positioning cylindrical surface and the first positioning cylindrical surface are attached and connected, coaxiality of the first lens barrel and the second lens barrel is guaranteed, the second thread section is tightly connected with the first thread section, and the relative positions of the first lens barrel and the second lens barrel are fixed, so that coaxiality of the first lens barrel and the second lens barrel is guaranteed, and the first lens barrel and the second lens barrel can be reliably connected into an integrated structure.
Although the patent can ensure the coaxiality and the connection stability of the first lens cone and the second lens cone, the radial angle of the lens cones cannot be adjusted, and the applicability is poor.
Disclosure of Invention
The utility model aims to provide a multi-section connected angle-adjustable lens barrel structure aiming at the problems in the prior art.
In order to realize the purpose, the utility model adopts the technical scheme that:
a lens cone structure with adjustable angles and connected in multiple sections comprises a first lens frame, a first connecting piece, a second lens frame, a second connecting piece and a third lens frame which are connected in sequence; optical elements are arranged in the first lens frame, the second lens frame, the third lens frame, the first connecting piece and the second connecting piece; the first lens frame is connected with the first connecting piece, and the second lens frame is connected with the second connecting piece through internal and external threads; the first connecting piece is connected with the second mirror bracket through a set screw, and the second connecting piece is connected with the third mirror bracket through a set screw.
According to the lens barrel, the first lens frame and the first connecting piece as well as the second lens frame and the second connecting piece are connected through the internal and external threads, so that when the radial size of the lens barrel is limited, the space is saved, and the lens barrel is not easy to fall off axially; the first connecting piece is connected with the second mirror frame and the second connecting piece is connected with the third mirror frame through the set screws, the first mirror frame, the second mirror frame and the third mirror frame can rotate axially relative to each other, the requirements for various specific angles can be met, and the application range is wide.
Specifically, first mirror holder, second mirror holder, third mirror holder, first connecting piece, second connecting piece are the tubular structure, and the design is the tubular structure be convenient for be connected between mirror holder and the connecting piece, can guarantee the uniformity of overall dimension simultaneously.
Preferably, a convex ring is arranged at one end of the second/third lens frame connected with the first/second connecting piece, an annular groove is arranged on the outer wall of the convex ring along the circumferential direction, and the width of the annular groove is matched with the outer diameter of the set screw; and a mounting hole is formed in the side wall of one end of the first connecting piece/the second connecting piece, which is close to the second mirror frame/the third mirror frame, and the mounting hole is used for mounting the set screw. Through setting up the ring channel, holding screw passes can block in the ring channel behind the mounting hole, avoids the axial to drop, when guaranteeing that the mirror holder can the axial rotation, has improved the steadiness that the mirror holder is connected.
Preferably, the outer walls of two opposite ends of the first connecting piece/the second connecting piece and the second mirror frame/the third mirror frame are provided with scale marks, and the mirror frame and the connecting pieces can be conveniently aligned and reset to zero by arranging the scale marks; and facilitate viewing the angle of rotation of the frame relative to the connector.
Specifically, the side wall of the first mirror bracket, the second mirror bracket and/or the third mirror bracket is provided with a light through hole, so that light can be conveniently transmitted from the side surface.
In particular, the optical element comprises a transmissive mirror and/or a reflective mirror.
Compared with the prior art, the utility model has the beneficial effects that: (1) according to the lens barrel, the first lens frame and the first connecting piece as well as the second lens frame and the second connecting piece are connected through the internal and external threads, so that when the radial size of the lens barrel is limited, the space is saved, and the lens barrel is not easy to fall off axially; the first connecting piece is connected with the second mirror frame, the second connecting piece is connected with the third mirror frame through the fastening screws, the first mirror frame, the second mirror frame and the third mirror frame can axially rotate relatively, the requirements on various specific angles can be met, and the application range is wide; (2) according to the utility model, the annular groove is formed in the periphery of the convex ring, and the fastening screw can be clamped into the annular groove after penetrating through the mounting hole, so that the axial falling is avoided, the axial rotation of the mirror bracket is ensured, and the connection stability of the mirror bracket is improved.
Drawings
Fig. 1 is an exploded view of a multi-segment connected lens barrel with adjustable angle according to the present invention.
Fig. 2 is an assembly structure diagram of a multi-segment connected lens barrel structure with adjustable angle according to the present invention.
In the figure: 1. a first frame; 2. a first connecting member; 3. a second frame; 4. a second connecting member; 5. a third frame; 6. an external thread; 7. tightening the screw; 8. a convex ring; 9. an annular groove; 10. scale lines; 11. and a light through hole.
Detailed Description
The technical solutions of the embodiments of the present invention will be described below clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present 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, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Examples
As shown in fig. 1 and 2, the present embodiment provides a lens barrel structure with adjustable angle and connected in multiple sections, including a first lens frame 1, a first connector 2, a second lens frame 3, a second connector 4, and a third lens frame 5, which are connected in sequence; optical elements are arranged in the first lens frame 1, the second lens frame 3, the third lens frame 5, the first connecting piece 2 and the second connecting piece 4; the first lens frame 1 is connected with the first connecting piece 2, and the second lens frame 3 is connected with the second connecting piece 4 through internal and external threads 6; an external thread 6 is arranged at one end of the first lens frame 1 close to the first connecting piece 2, and an internal thread (not shown in the figure) is arranged at one end of the first connecting piece 2 close to the first lens frame 1; an internal thread (not shown in the figure) is arranged at one end of the second lens frame 3 close to the second connecting piece 4, and an external thread 6 is arranged at one end of the second connecting piece 4 close to the second lens frame 3; the first connecting piece 2 is connected with the second lens frame 3, and the second connecting piece 4 is connected with the third lens frame 5 through a set screw 7.
In the embodiment, the first lens frame 1 and the first connecting piece 2, and the second lens frame 3 and the second connecting piece are connected through the internal and external threads 6, so that when the radial size of the lens barrel is limited, the space is saved, and the lens barrel is not easy to fall off axially; the first connecting piece 2 is connected with the second lens frame 3, the second connecting piece 4 is connected with the third lens frame 5 through the set screw 7, axial relative rotation can be achieved among the first lens frame 1, the second lens frame 3 and the third lens frame 5, the requirements for various specific angles can be met, and the application range is wide.
Specifically, first mirror holder 1, second mirror holder 3, third mirror holder 5, first connecting piece 2, second connecting piece 4 are the tubular structure, and the design is the tubular structure be convenient for be connected between mirror holder and the connecting piece, can guarantee the uniformity of overall dimension simultaneously.
In the embodiment, the threaded apertures of all the mirror frames and the connecting pieces are of the same specification, so that the number of the mirror frames can be increased or decreased conveniently to meet different requirements; if only the first lens frame 1 and the third lens frame 5 are needed, the first lens frame 1 and the second lens frame 3 can be directly connected through the first connecting piece 2 or the second connecting piece 4; if a fourth lens frame needs to be added, the fourth lens frame and the third connecting piece need to be connected between the second connecting piece 4 and the third lens frame 5, and in the same way, more lens frames and connecting pieces can be connected according to actual requirements.
Preferably, a convex ring 8 is arranged at one end of the second lens frame 3/the third lens frame 5 connected with the first connecting piece 2/the second connecting piece 4, an annular groove 9 is arranged on the outer wall of the convex ring 8 along the circumferential direction, and the width of the annular groove 9 is matched with the outer diameter of the set screw 7; and a mounting hole is formed in the side wall of one end of the first connecting piece 2/the second connecting piece 4 close to the second mirror frame 3/the third mirror frame 5 and used for mounting the set screw 7. Through setting up ring channel 9, holding screw 7 passes can block in ring channel 9 behind the mounting hole, avoids the axial to drop, when guaranteeing that the mirror holder can the axial rotation, has improved the steadiness that the mirror holder is connected.
Preferably, the outer walls of the two opposite ends of the first connecting piece 2/the second connecting piece 4 and the second mirror frame 3/the third mirror frame 5 are provided with scale marks 10, and the mirror frames can be aligned with the connecting pieces conveniently and return to zero conveniently by arranging the scale marks 10; and facilitate viewing the angle of rotation of the frame relative to the connector.
Specifically, the side walls of the first lens frame 1, the second lens frame 3 and/or the third lens frame 5 are provided with light through holes 11, so that side light through is convenient to perform.
In particular, the optical element comprises a transmissive mirror and/or a reflective mirror.
In this embodiment, when the relative angle between the first frame 1 and the second frame 3 needs to be adjusted, the first connecting member 2 can be directly rotated, and the rotating angle can be confirmed by the scale mark 10; when the relative angle between the second lens frame 3 and the third lens frame 5 needs to be adjusted, the third lens frame 5 can be directly rotated, and the rotating angle can be confirmed through the scale mark 10; the angle adjustment is very convenient, and the arrangement of the annular groove 9 can effectively prevent the spectacle frame from axially falling off.
In the description herein, references to the description of the terms "one embodiment," "certain embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and these modifications or substitutions do not depart from the essence of the corresponding technical solutions.
Claims (6)
1. A lens cone structure with adjustable angles and connected in multiple sections is characterized by comprising a first lens frame, a first connecting piece, a second lens frame, a second connecting piece and a third lens frame which are sequentially connected; optical elements are arranged in the first lens frame, the second lens frame, the third lens frame, the first connecting piece and the second connecting piece; the first lens frame is connected with the first connecting piece, and the second lens frame is connected with the second connecting piece through internal and external threads; the first connecting piece is connected with the second mirror bracket through a set screw, and the second connecting piece is connected with the third mirror bracket through a set screw.
2. The lens barrel structure with adjustable angle of multi-segment connection according to claim 1, wherein the first frame, the second frame, the third frame, the first connecting piece, and the second connecting piece are all cylindrical structures.
3. The lens barrel structure with adjustable angle of multi-segment connection according to claim 1, wherein the end of the second/third lens frame connected to the first/second connector is provided with a convex ring, the outer wall of the convex ring is provided with an annular groove along the circumferential direction, and the width of the annular groove matches with the outer diameter of the set screw; and a mounting hole is formed in the side wall of one end of the first connecting piece/the second connecting piece, which is close to the second mirror frame/the third mirror frame, and the mounting hole is used for mounting the set screw.
4. The lens barrel structure with adjustable angle of multi-segment connection according to claim 1, wherein the outer walls of the two opposite ends of the first connecting member/the second connecting member and the second lens frame/the third lens frame are provided with graduation marks.
5. The lens barrel structure with adjustable angles and connected in multiple sections according to claim 1, wherein the side walls of the first lens frame, the second lens frame and/or the third lens frame are provided with light-passing holes.
6. The lens barrel structure according to claim 1, wherein the optical element comprises a transmission mirror and/or a reflection mirror.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220397656.1U CN217007811U (en) | 2022-02-25 | 2022-02-25 | Multi-section connected angle-adjustable lens barrel structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220397656.1U CN217007811U (en) | 2022-02-25 | 2022-02-25 | Multi-section connected angle-adjustable lens barrel structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217007811U true CN217007811U (en) | 2022-07-19 |
Family
ID=82395594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220397656.1U Active CN217007811U (en) | 2022-02-25 | 2022-02-25 | Multi-section connected angle-adjustable lens barrel structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217007811U (en) |
-
2022
- 2022-02-25 CN CN202220397656.1U patent/CN217007811U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8418973B2 (en) | Multi-axis photographic tripod heads | |
| US5852519A (en) | Positionable multi-optic holder | |
| KR100397441B1 (en) | Mount shift device of the lens for the camera | |
| CN107978958A (en) | A kind of laser is fixed and multidimensional adjustment stent | |
| CN111090178A (en) | Laser radar optical axis adjusting device | |
| US20200191524A1 (en) | Level indicator for aiming systems | |
| CN217007811U (en) | Multi-section connected angle-adjustable lens barrel structure | |
| CN111948829B (en) | Adjustable optical fiber collimation system | |
| US7097313B2 (en) | Flip-flop diagonal with variable angles | |
| CN208378987U (en) | A kind of coating clamp for lens | |
| US4597643A (en) | Pivotable filter holder for microscopes | |
| US20100079859A1 (en) | Convergence Adjustment Mechanism | |
| WO2022001180A1 (en) | External connection device, eyepiece module and handheld apparatus | |
| CN210072057U (en) | Full-angle rotation supporting device of millimeter wave radar | |
| CN209858819U (en) | Two-dimensional inclined rotating mechanism with locking function | |
| CN215181126U (en) | Adjustable lens base | |
| CN217820836U (en) | Device for adjusting optical axis focal length | |
| CN218383464U (en) | Straight line positive image illumination star finder | |
| CN214311037U (en) | Optical filter for hyperspectral imaging | |
| CN217849529U (en) | WiFi camera device used in cooperation with target observation mirror | |
| CN220894652U (en) | Reflection type astronomical telescope auxiliary lens fixing structure | |
| CN218332121U (en) | Lens quick adjustment device that cage system was used | |
| CN216748186U (en) | Angle-adjustable coupling collimator structure | |
| CN216052426U (en) | Eyepiece structure with adjustable visibility | |
| CN217279084U (en) | Splitting prism adjusting mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |