CN213814221U

CN213814221U - Fixed cam barrel with high stability

Info

Publication number: CN213814221U
Application number: CN202022708590.7U
Authority: CN
Inventors: 丛培卓; 丛平智
Original assignee: Huaiji Aoqi Zhihui Hardware Products Co ltd
Current assignee: Huaiji Aoqi Zhihui Hardware Products Co ltd
Priority date: 2020-11-21
Filing date: 2020-11-21
Publication date: 2021-07-27
Anticipated expiration: 2030-11-21

Abstract

The utility model discloses a fixed cam section of thick bamboo that stability is high, the novel nipple rectifier comprises a cylindrical shel, the draw-in groove has all been seted up to the position that is close to both ends and center in the barrel, the inside fixed mounting of draw-in groove has the fastener, contain interior retainer plate, extrusion seat and cambered plate among the fastener, interior retainer plate fixed joint in inside the draw-in groove, the outside fixed mounting of interior retainer plate has a plurality of extrusion seat, the other end fixedly connected with cambered plate of extrusion seat. This kind of high fixed cam section of thick bamboo of stability, the inside spring that has good elastic potential energy that contains of extrusion seat, and then the elasticity through the spring promotes the arc panel and move a little forward, makes the arc panel with good laminating carrier inner wall, and then avoids whole barrel to appear not hard up the condition.

Description

Fixed cam barrel with high stability

Technical Field

The utility model relates to a camera field especially relates to a high fixed cam section of thick bamboo of stability.

Background

A camera, also called a camera for short, is an apparatus for forming an image by using an optical imaging principle and recording the image using a negative film. Many devices that can record imagery feature cameras. Medical imaging devices, astronomical observation devices, and the like. Cameras are optical instruments used for photography. After light reflected from an object is focused by a camera lens (object lens) and a shutter for controlling exposure, the object forms a latent image on a photosensitive material in a dark box, and a permanent image is formed through a developing process (i.e., development and fixation). The method is divided into general photography and professional photography.

When the camera is zoomed, a cam cylinder is needed, and the focal length of the camera is adjusted through the rotation of the cam cylinder; because the cam barrel can rotate, the cam barrel can be loosened after being used for a long time, and the stability of the cam barrel is greatly reduced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a high-stability fixed cam cylinder which can produce the technical effect that the whole structure is more stable.

In order to solve the technical problem, the utility model provides a following technical scheme: the novel clamping barrel comprises a barrel body, the position that is close to both ends and center in the barrel body has all seted up the draw-in groove, the inside fixed mounting of draw-in groove has the fastener, include interior retainer plate, extrusion seat and cambered surface board in the fastener, interior retainer plate fixed joint in inside the draw-in groove, the outside fixed mounting of interior retainer plate has a plurality of extrusion seat, the other end fixedly connected with cambered surface board of extrusion seat.

As an optimal technical scheme of the utility model, contain fixed plate, telescopic link and spring in the extrusion seat, the fixed plate has two altogether, wherein one the fixed plate with the outer wall fixed connection of interior retainer plate, another the fixed plate with cambered surface board's inner wall fixed connection, two fixed mounting has telescopic link and spring between the fixed plate.

As an optimized technical scheme of the utility model, arc panel outer wall fixedly connected with slide rail.

As an optimized technical solution of the present invention, the diameter of the arc-shaped panel is the same as the diameter of the cylinder.

As an optimized technical solution of the utility model, in the extrusion seat, the spring is located the telescopic link is outside.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

1. in the designed device, the upper end, the lower end and the middle part of the cylinder body are respectively provided with a fastening piece, when the fastening pieces are used, the fastening pieces can provide an outward force for the arc-shaped panel through the extrusion seat, so that the extending distance of the arc-shaped panel in the fastening pieces exceeds the cylinder wall of the cylinder body, the cylinder wall is indirectly connected with a carrier used for mounting the fastening pieces, the stability of the device is further improved, the extrusion seat internally comprises a spring with good elastic potential energy, the arc-shaped panel is pushed to move forwards slightly through the flexibility of the spring, the arc-shaped panel is well attached to the inner wall of the carrier, and the whole cylinder body is prevented from being loosened;

2. the extrusion seat can play certain shock attenuation, the effect of shocking resistance by itself, and then has certain protection effect to the barrel, avoids the barrel to appear the condition of warping because of receiving strong impact.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic diagram of the explosive structure of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the exploded structure of the fastener of the present invention;

fig. 4 is a schematic view of the structure of the extrusion seat of the present invention.

Wherein: 1. a barrel; 2. a card slot; 3. a fastener; 4. an inner fixed ring; 5. a pressing base; 6. an arcuate panel; 7. a slide rail; 8. a fixing plate; 9. a telescopic rod; 10. a spring.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in fig. 1-4, the utility model provides a, a high fixed cam section of thick bamboo of stability, including barrel 1, draw-in groove 2 has all been seted up to the position that is close to both ends and center in the

barrel

1, and 2 inside fixed mounting of draw-in groove have fastener 3, contain interior retainer plate 4 among the fastener 3, extrude seat 5 and cambered plate 6, and 4 fixed joint of interior retainer plate are inside draw-in groove 2, and 4 outside fixed mounting of interior retainer plate have a plurality of to extrude seat 5, extrude the other end fixedly connected with cambered plate 6 of seat 5.

In the designed device, the upper end, the lower end and the middle part of the cylinder body 1 are respectively provided with a fastening piece 3, when the fastening piece 3 is used, an outward force can be applied to the arc-shaped panel 6 through the extrusion seat 5, so that the distance which can be extended by the arc-shaped panel 6 in the fastening piece 3 exceeds the cylinder wall of the cylinder body 1, the cylinder wall is indirectly connected with a carrier used for installing the cylinder wall, and the stability of the device is improved.

In another embodiment, as shown in fig. 3 and 4, the embodiment discloses that the extrusion seat 5 includes two fixing plates 8, two telescopic rods 9 and two springs 10, wherein one fixing plate 8 is fixedly connected with the outer wall of the inner fixing ring 4, the other fixing plate 8 is fixedly connected with the inner wall of the arc-shaped panel 6, and the telescopic rods 9 and the springs 10 are fixedly installed between the two fixing plates 8;

the inside of the arranged extrusion seat 5 comprises a spring 10 with good elastic potential energy, and the arc-shaped panel 6 is pushed to slightly move forwards through the flexibility of the spring 10, so that the arc-shaped panel 6 is well attached to the inner wall of the carrier, and the whole barrel body 1 is prevented from loosening;

the extrusion seat 5 can play a certain shock absorption and impact resistance effect, so that the barrel 1 is protected to a certain extent, and the barrel 1 is prevented from deforming due to strong impact.

In another embodiment, as shown in fig. 3, this embodiment discloses that the outer wall of the arc panel 6 is fixedly connected with a slide rail 7;

inside the slide rail 7 embedding carrier that sets up for barrel 1 is compacter with being connected of carrier, and stability is higher.

In another embodiment, as shown in fig. 1 and 2, the present embodiment discloses that the diameter of the arc-shaped panel 6 is slightly larger than that of the cylinder 1;

in another embodiment, as shown in fig. 4, this embodiment discloses that in the squeezing seat 5, the spring 10 is located outside the telescopic rod 9.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely 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.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a high fixed cam section of thick bamboo of stability, includes barrel (1), its characterized in that: draw-in groove (2) have all been seted up to the position that is close to both ends and center in barrel (1), the inside fixed mounting of draw-in groove (2) has fastener (3), including interior retainer plate (4), extrusion seat (5) and cambered surface board (6) in fastener (3), interior retainer plate (4) fixed joint in inside draw-in groove (2), the outside fixed mounting of interior retainer plate (4) has a plurality of extrusion seat (5), the other end fixedly connected with cambered surface board (6) of extrusion seat (5).

2. A high stability fixed cam barrel according to claim 1, wherein: contain fixed plate (8), telescopic link (9) and spring (10) in extrusion seat (5), fixed plate (8) have two altogether, one of them fixed plate (8) with the outer wall fixed connection of interior retainer plate (4), another fixed plate (8) with the inner wall fixed connection of arc panel (6), two fixed mounting has telescopic link (9) and spring (10) between fixed plate (8).

3. A high stability fixed cam barrel according to claim 1, wherein: the outer wall of the arc-shaped panel (6) is fixedly connected with a sliding rail (7).

4. A high stability fixed cam barrel according to claim 1, wherein: the diameter of the arc-shaped panel (6) is the same as that of the cylinder body (1).

5. A high stability fixed cam barrel according to claim 2, wherein: in the extrusion seat (5), the spring (10) is positioned outside the telescopic rod (9).