A spring-type threaded pressure ring for optical instruments
By setting up a buffer pad in the threaded ring ring of the optical instrument, and using the combination of spring limit blocks and buffer springs, the problems of difficulty in disassemblying the traditional threaded ring and lens damage are solved, achieving higher lens protection and loading and unloading convenience.
Patent Information
- Application Number
- CN202421540960.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-02
- Publication Date
- 2025-04-01
- Estimated Expiration
- 2034-07-02
AI Technical Summary
The threaded press ring of traditional optical instruments is prone to being too tight during disassembly, which makes it difficult to disassemble or even unable to be disassembled. Reusing it reduces the economics of the equipment and poses a risk of damage to expensive optical lenses.
A spring-type threaded pressing ring is designed. By setting multiple buffer pads inside the threaded pressing ring, and setting spring limit blocks and buffer springs inside the equipment, the pressure of the threaded fastening column is alleviated, and the protection of the lens and the convenience of loading and unloading are improved.
It effectively improves the protection of the lens, avoids bumping and damage during the transfer process, and uses the role of the buffer spring, making the equipment loading and unloading more labor-saving and quicker.
Smart Images
Figure CN222704788U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of optical instrument spare parts, in particular to a spring-type threaded pressure ring used for optical instruments. Background Art
[0002] The lens clamping ring of optical instruments is widely used in optical instruments and equipment. The lens clamping ring is adapted to the optical lens and tightens and protects the lens of the optical equipment. This component is one of the indispensable parts when assembling optical instruments and equipment.
[0003] During the use of traditional equipment, the threaded pressure ring is prone to cause the threaded pressure ring to fit too tightly with the frame during later replacement and disassembly, making disassembly difficult or even impossible, and only destructive disassembly methods can be used. In addition, the repeated use of this structural part reduces the economy of the equipment and also brings a great risk of damage to the more expensive optical lenses. Therefore, a spring-type threaded pressure ring for optical instruments is proposed. Utility Model Content
[0004] The utility model provides the following technical solution: a spring-type threaded pressure ring for an optical instrument, comprising an upper closing cover and a lower closing cover, wherein the outer wall of the upper closing cover is sleeved with a lower cover body, the outer wall of the lower cover body is provided with a plurality of connection grooves, and the plurality of connection grooves are distributed in a circular array on the outer wall of the lower cover body, the outer wall of the lower cover body is provided with a second perspective hole, the inner wall of the lower cover body is fixedly connected with a spring limit block, and the inner wall of the lower cover body is provided with a protective threaded pressure ring mechanism.
[0005] As a preferred technical solution of the utility model, the inner wall of the lower cover body is fixedly connected with a threaded pressure ring, the inner wall of the threaded pressure ring is fixedly connected with a lens limiting groove, the outer wall of the threaded pressure ring is provided with a plurality of circular thread grooves, and the plurality of circular thread grooves are distributed in a circular array on the outer wall of the threaded pressure ring, the inner wall of the threaded pressure ring is fixedly connected with a buffer pad, the buffer pad is distributed in a circular array on the outer wall of the lens limiting groove, and the buffer pad is mainly made of natural rubber material.
[0006] As a preferred technical solution of the utility model, a first perspective hole is opened on the outer wall of the upper closing cover, and the first perspective hole is connected with the second perspective hole.
[0007] As a preferred technical solution of the utility model, the outer wall of the upper closing cover is provided with a threaded fastening column, and the threaded fastening column is fixed to the upper closing cover and the lower closing cover through a threaded connection.
[0008] As a preferred technical solution of the utility model, the circular thread groove and the connecting groove are interconnected, and the connecting groove and the threaded fastening column are sleeved.
[0009] As a preferred technical solution of the utility model, one end of a buffer spring is sleeved on the inner wall of the spring limit block, and an upper closing cover is fixedly connected to the buffer spring on a side away from the spring limit block.
[0010] Compared with the prior art, the utility model has the following beneficial effects:
[0011] 1. The retaining spring type threaded pressure ring for optical instruments has a plurality of buffer blocks arranged inside the threaded pressure ring, so that when the device is installing the lens, the lens is not easy to come into direct contact with the external connection disk, so that the protective effect of the device on the lens is improved.
[0012] 2. The spring-type threaded pressure ring for optical instruments is provided with a spring limit block and a buffer spring inside the device, so that when the upper closing cover and the lower cover body are fixed, the buffer spring can effectively relieve the pressure of the threaded fastening column, so that when the equipment is maintained, the buffer spring can release the elastic force to eject the threaded fastening column, making the loading and unloading of the equipment labor-saving and quick. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 It is a three-dimensional structural schematic diagram of a circlip type threaded pressure ring used in optical instruments;
[0014] Figure 2 It is a schematic diagram of the structure of a buffer spring in a circlip-type threaded pressure ring used in optical instruments;
[0015] Figure 3 It is a structural schematic diagram of a protective thread pressing ring mechanism in a circlip type thread pressing ring for optical instruments;
[0016] Figure 4 The present invention is a schematic structural diagram of a lower closing cover in a retaining spring type threaded pressure ring for optical instruments.
[0017] In the figure: 1, upper closing cover; 2, threaded fastening column; 3, lower closing cover; 31, lower cover body; 32, connecting groove; 33, spring limit block; 34, second perspective hole; 4, protective thread pressing ring mechanism; 41, thread pressing ring; 42, circular thread groove; 43, lens limit groove; 44, buffer pad; 5, buffer spring; 6, first perspective hole. DETAILED DESCRIPTION
[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0019] See also Figure 1-4A spring-type threaded pressure ring for an optical instrument comprises an upper closure cover 1 and a lower closure cover 3, wherein the outer wall of the upper closure cover 1 is sleeved with a lower cover body 31, a plurality of connection grooves 32 are provided on the outer wall of the lower cover body 31, and the plurality of connection grooves 32 are distributed in a circumferential array on the outer wall of the lower cover body 31, a second perspective hole 34 is provided on the outer wall of the lower cover body 31, a spring stopper 33 is fixedly connected to the inner wall of the lower cover body 31, a protective threaded pressure ring mechanism 4 is provided on the inner wall of the lower cover body 31, wherein the spring stopper 33 can limit and fix the buffer spring 5, and by providing the second perspective hole 34 on the outer wall of the lower cover body 31, light passing through the lens can be prevented from entering the lens. The wire can be discharged directly through the second perspective hole 34. The inner wall of the lower cover body 31 is fixedly connected with a threaded pressure ring 41. The inner wall of the threaded pressure ring 41 is fixedly connected with a lens limiting groove 43. The outer wall of the threaded pressure ring 41 is provided with a plurality of circular thread grooves 42, and the plurality of circular thread grooves 42 are distributed in a circular array on the outer wall of the threaded pressure ring 41. The inner wall of the threaded pressure ring 41 is fixedly connected with a buffer block 44. The buffer block 44 is distributed in a circular array on the outer wall of the lens limiting groove 43. The buffer block 44 is mainly made of natural rubber material. Among them, the buffer block 44 made of natural rubber material can be used to fix the lens. At the same time, it can also effectively prevent the lens from colliding with the external connecting device during the transfer and movement of the equipment, causing damage to the outer wall of the lens, and the lens limiting groove 43 can also limit the lens placed inside it to prevent it from shifting in position. The outer wall of the upper closing cover 1 is provided with a first perspective hole 6, and the first perspective hole 6 and the second perspective hole 34 are interconnected, wherein the first perspective hole 6 and the second perspective hole 34 are interconnected, so that when the equipment is working, it can provide sufficient space for lighting the lens. The outer wall of the upper closing cover 1 is provided with a threaded fastening column 2, and the threaded fastening column 2 is fixed to the upper closing cover 1 and the lower closing cover 3 by a threaded connection, and the round The threaded groove 42 is interconnected with the connecting groove 32, and the connecting groove 32 is socketed with the threaded fastening column 2, so that when fixing, the upper closing cover 1 and the lower cover body 31 can be precisely connected through the threaded fastening column 2, and the inner wall of the spring limit block 33 is socketed with one end of the buffer spring 5, and the buffer spring 5 is fixedly connected to the upper closing cover 1 on the side away from the spring limit block 33, wherein, when the upper closing cover 1 and the lower cover body 31 are fixed, the buffer spring 5 can effectively relieve the fastening force of the threaded fastening column 2, and when the equipment is disassembled, the buffer spring 5 can provide a reverse force to separate and pop out the lower cover body 31 from the upper closing cover 1.
[0020] Working principle: when the device needs to be used, the user places the lens in the threaded pressure ring 41 and contacts the buffer pad 44, then aligns the upper closure cover 1 with the lower cover body 31, and fixes the upper closure cover 1 with the lower cover body 31 through the threaded connection between the threaded fastening column 2 and the connecting groove 32.
[0021] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A spring-type threaded pressure ring for an optical instrument, comprising an upper closing cover (1) and a lower closing cover (3), characterized in that: The outer wall of the upper closing cover (1) is sleeved with a lower cover body (31); the outer wall of the lower cover body (31) is provided with a plurality of connection grooves (32), and the plurality of connection grooves (32) are distributed in a circular array on the outer wall of the lower cover body (31); the outer wall of the lower cover body (31) is provided with a second perspective hole (34); the inner wall of the lower cover body (31) is fixedly connected with a spring limit block (33); and the inner wall of the lower cover body (31) is provided with a protective threaded pressing ring mechanism (4).
2. The circlip type threaded pressure ring for optical instruments according to claim 1, characterized in that: The inner wall of the lower cover body (31) is fixedly connected with a threaded pressure ring (41), the inner wall of the threaded pressure ring (41) is fixedly connected with a lens limiting groove (43), the outer wall of the threaded pressure ring (41) is provided with a plurality of circular thread grooves (42), and the plurality of circular thread grooves (42) are distributed in a circular array on the outer wall of the threaded pressure ring (41), the inner wall of the threaded pressure ring (41) is fixedly connected with a buffer pad (44), the buffer pad (44) is distributed in a circular array on the outer wall of the lens limiting groove (43), and the buffer pad (44) is mainly made of natural rubber material.
3. The circlip type threaded pressure ring for optical instruments according to claim 1, characterized in that: The outer wall of the upper closing cover (1) is provided with a first perspective hole (6), and the first perspective hole (6) is connected to the second perspective hole (34).
4. The circlip type threaded pressing ring for optical instruments according to claim 1, characterized in that: The outer wall of the upper closing cover (1) is provided with a threaded fastening column (2), and the threaded fastening column (2) is fixed to the upper closing cover (1) and the lower closing cover (3) through a threaded connection.
5. The circlip type threaded pressing ring for optical instruments according to claim 2, characterized in that: The circular thread groove (42) and the connecting groove (32) are interconnected, and the connecting groove (32) and the threaded fastening column (2) are sleeved together.
6. The circlip type threaded pressing ring for optical instruments according to claim 1, characterized in that: One end of a buffer spring (5) is sleeved on the inner wall of the spring limit block (33), and the buffer spring (5) is fixedly connected to an upper closing cover (1) on a side away from the spring limit block (33).