CN213240779U

CN213240779U - Lens pressing structure of digital camera

Info

Publication number: CN213240779U
Application number: CN202021797319.9U
Authority: CN
Inventors: 代敏
Original assignee: Chongqing Jiusheng Optics Co ltd
Current assignee: Chongqing Jiusheng Optics Co ltd
Priority date: 2020-08-25
Filing date: 2020-08-25
Publication date: 2021-05-18
Anticipated expiration: 2030-08-25

Abstract

The utility model discloses a digital camera lens compact structure, including lower and upper seat, the surface of lower is provided with the interface screw thread, the spacing groove has been seted up to the inner wall of lower, the spacing groove has the compact heap through slider sliding connection, the threaded hole has been seted up on the surface of compact heap, the screw hole has the housing screw through threaded connection, the cooperation screw has been seted up to the inner diapire of lower, the inside of lower is provided with positioner, the fixed surface of compact heap is connected with the slipmat. The utility model discloses, through changeing the butt joint of joint mouth threaded rod on, rotate and change the handle, change and rotate the drive threaded rod, the removal of constant head tank restriction position circle can the lens of fixing a position fast, increases operating speed, promotes economic benefits, and the fixed surface of position circle is connected with the cushion, scrapes colored crushing lens when preventing to fix a position, and through interface threaded connection lower and upper, make the integrated device quick detachable, easily wash inside lens.

Description

Lens pressing structure of digital camera

Technical Field

The utility model relates to a digital camera lens presss from both sides tight technical field, especially relates to a digital camera lens compact structure.

Background

The lens mounting and fixing of the digital camera is a necessary step for each space light-related application, and it is required to fix the lens to a specified position without moving or deforming, etc. The lens is generally made of fragile materials such as silicon dioxide and is very fragile because an extremely thin film layer is plated on the lens, and the lens cannot be directly fixed with the connecting piece. The common lens fixing method is to place the lens in a lens barrel, and connect other fixing elements through the lens barrel to realize positioning. In this solution, the compression fixation of the lens in the lens barrel is the key of the lens fixation effect. Firstly, the optical path is changed due to the left, right, front and back movement of the lens, so that the lens is required to be fixed in four directions; secondly, considering that the effect of incident light is best when the incident light is incident from the center of the lens, the error of finding the center of the lens is larger by a visual inspection method, and the lens cone and the lens surface should be kept concentric as much as possible, so that people can conveniently and accurately control the incident position by measuring the position of the lens frame.

The lens pressing structure of the digital camera on the market at present can scratch the lens during installation, and the speed for aligning and keeping the lens cone and the lens surface concentric is slow.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a lens compression structure of a digital camera.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a digital camera lens compact structure, includes lower and upper seat, the surface of lower is provided with the interface screw thread, the spacing groove has been seted up to the inner wall of lower, the spacing groove has the compact heap through slider sliding connection, the threaded hole has been seted up on the surface of compact heap, the screw hole has housing screw through threaded connection, the cooperation screw has been seted up to the inner diapire of lower, the inside of lower is provided with positioner, the fixed surface of compact heap is connected with the slipmat, first light trap has been seted up to the bottom of lower, the second light trap has been seted up at the top of upper seat, the inner diapire fixedly connected with blotter of lower.

As a further description of the above technical solution:

the positioning device comprises a fixed plate and a rotating handle, a positioning groove is formed in the surface of the fixed plate, a positioning ring is connected to the inner wall of the positioning groove in a sliding mode through a sliding block, a moving block is fixedly connected to one end, far away from the fixed plate, of the positioning ring, and a threaded rod is movably connected to the inner wall of the moving block through threads.

As a further description of the above technical solution:

the lower seat is movably connected with the upper seat through an interface thread, and the position of the threaded hole is matched with the matching threaded hole.

As a further description of the above technical solution:

the one end of threaded rod is passed through the bearing and is rotated with lower seat and be connected, the surface and the lower fixed connection of fixed plate, the threaded rod all is provided with the joint mouth with the one end of changeing the handle, the fixed surface of position circle is connected with the cushion.

As a further description of the above technical solution:

the position and the second light trap adaptation of first light trap, the quantity of position circle has two, two the position circle symmetric distribution.

As a further description of the above technical solution:

the number of the pressing blocks is four, and the positions of the four pressing blocks are annularly and uniformly distributed.

The utility model discloses following beneficial effect has:

1. compared with the prior art, this digital camera lens compact structure, through changeing the butt joint of the joint mouth threaded rod on, rotate and change, change and drive the threaded rod and rotate, the removal of constant head tank restriction position circle can fix a position the lens fast, increases operating speed, promotes economic benefits, the fixed surface of position circle is connected with the cushion, scrapes the flower and crushes the lens when preventing the location, through interface threaded connection lower and upper, makes the integrated device quick detachable, easily washs inside lens.

2. Compared with the prior art, this digital camera lens compact structure makes the compact heap compress tightly the lens through the tight housing screw, and the slipmat makes the fixed back of lens be difficult for removing, and the blotter prevents to crush the lens, reduces the possibility of damaging the lens, reduces economic loss.

Drawings

Fig. 1 is a schematic diagram of an internal structure of a lens pressing structure of a digital camera according to the present invention;

fig. 2 is a schematic view of the overall structure of a lens pressing structure of a digital camera according to the present invention;

fig. 3 is the utility model provides a positioner inner structure plan view of digital camera lens compact structure.

Illustration of the drawings:

1. a lower seat; 2. an upper seat; 3. interface screw thread; 4. a limiting groove; 5. a compression block; 6. a threaded hole; 7. a compression screw; 8. matching with the screw hole; 9. a positioning device; 10. a non-slip mat; 11. a first light-transmitting hole; 12. a second light-transmitting hole; 13. a cushion pad; 901. a fixing plate; 902. positioning a groove; 903. positioning rings; 904. a moving block; 905. a threaded rod; 906. turning a handle; 907. a soft cushion.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the utility model provides a pair of digital camera lens compact structure: including lower seat 1 and upper seat 2, the surface of lower seat 1 is provided with interface screw thread 3, connect lower seat 1 and upper seat 2 through interface screw thread 3, make the integrated device easily detachable, easily wash inside lens, spacing groove 4 has been seted up to the inner wall of lower seat 1, spacing groove 4 has compact heap 5 through slider sliding connection, threaded hole 6 has been seted up on the surface of compact heap 5, threaded hole 6 has gland screw 7 through threaded connection, make compact heap 5 compact heap lens through tightening gland screw 7, cooperation screw 8 has been seted up to the inner bottom wall of lower seat 1, the inside of lower seat 1 is provided with positioner 9, the fixed surface of compact heap 5 is connected with slipmat 10, first light trap 11 has been seted up to the bottom of lower seat 1, second light trap 12 has been seted up at the top of upper seat 2, the inner bottom wall fixedly connected with blotter 13 of lower seat 1, blotter 13 prevents to crush the lens when compressing tightly.

The positioning device 9 comprises a fixing plate 901 and a rotating handle 906, a positioning groove 902 is formed in the surface of the fixing plate 901, the positioning groove 902 limits the movement of a positioning ring 903, the inner wall of the positioning groove 902 is connected with the positioning ring 903 in a sliding manner through a sliding block, a moving block 904 is fixedly connected to one end, far away from the fixing plate 901, of the positioning ring 903, the inner wall of the moving block 904 is movably connected with a threaded rod 905 through threads, the lower seat 1 is movably connected with the upper seat 2 through an interface thread 3, the position of a threaded hole 6 is matched with a matching threaded hole 8, one end of the threaded rod 905 is rotatably connected with the lower seat 1 through a bearing, the surface of the fixing plate 901 is fixedly connected with the lower seat 1, one ends of the threaded rod 905 and the rotating handle 906 are respectively provided with a clamping port, a cushion 907 is fixedly connected to the surface of the positioning ring 903, the lens is prevented, two position rings 903 symmetric distribution, the quantity of compact heap 5 has four, and the position of four compact heap 5 encircles evenly distributed, and it is more firm to compress tightly.

The working principle is as follows: place the lens on blotter 13, it docks with threaded rod 905 through the joint mouth to change on 906, it changes 906 to rotate, it rotates 906 drive threaded rod 905, movable block 904 area position circle 903 is to the central shift location lens, the fixed surface of position circle 903 is connected with cushion 907, scrape the flower and crush the lens when preventing the location, constant head tank 902 limits the removal of position circle 903, it makes compact heap 5 compress tightly the lens to go up housing screw 7, slipmat 10 makes the fixed back difficult removal of lens, blotter 13 prevents to crush the lens, connect lower seat 1 and upper seat 2 through interface screw thread 3, make the integrated device quick detachable, easily wash inside lens.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a digital camera lens compact structure, includes lower seat (1) and upper bracket (2), its characterized in that: the surface of lower seat (1) is provided with interface screw thread (3), spacing groove (4) have been seted up to the inner wall of lower seat (1), spacing groove (4) have compact heap (5) through slider sliding connection, threaded hole (6) have been seted up on the surface of compact heap (5), threaded hole (6) have housing screw (7) through threaded connection, cooperation screw (8) have been seted up to the inner bottom wall of lower seat (1), the inside of lower seat (1) is provided with positioner (9), the fixed surface of compact heap (5) is connected with slipmat (10), first light trap (11) have been seted up to the bottom of lower seat (1), second light trap (12) have been seted up at the top of upper seat (2), the inner bottom wall fixedly connected with blotter (13) of lower seat (1).

2. The lens pressing structure of digital camera according to claim 1, wherein: the positioning device (9) comprises a fixing plate (901) and a rotating handle (906), a positioning groove (902) is formed in the surface of the fixing plate (901), the inner wall of the positioning groove (902) is connected with a positioning ring (903) in a sliding mode through a sliding block, a moving block (904) is fixedly connected to one end, far away from the fixing plate (901), of the positioning ring (903), and a threaded rod (905) is movably connected to the inner wall of the moving block (904) through threads.

3. The lens pressing structure of digital camera according to claim 1, wherein: the lower seat (1) is movably connected with the upper seat (2) through an interface thread (3), and the position of the threaded hole (6) is matched with the matching threaded hole (8).

4. The lens pressing structure of digital camera according to claim 2, wherein: one end of the threaded rod (905) is rotatably connected with the lower seat (1) through a bearing, the surface of the fixing plate (901) is fixedly connected with the lower seat (1), clamping ports are formed in one ends of the threaded rod (905) and the rotating handle (906), and a cushion (907) is fixedly connected to the surface of the positioning ring (903).

5. The lens pressing structure of digital camera according to claim 2, wherein: the position of first light trap (11) and second light trap (12) adaptation, the quantity of position circle (903) has two, two position circle (903) symmetric distribution.

6. The lens pressing structure of digital camera according to claim 1, wherein: the number of the pressing blocks (5) is four, and the positions of the four pressing blocks (5) are annularly and uniformly distributed.