CN211878393U

CN211878393U - Camera lens adapter ring with built-in aperture motor

Info

Publication number: CN211878393U
Application number: CN202020653742.5U
Authority: CN
Inventors: 周强
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-26
Filing date: 2020-04-26
Publication date: 2020-11-06
Anticipated expiration: 2030-04-26

Abstract

The utility model discloses a camera lens adapter ring with a built-in aperture motor, which comprises an adapter ring body, a lens mounting and clamping brim is fixedly arranged on one side surface of the adapter ring body, a camera mounting and clamping brim is fixedly arranged on the other side surface of the adapter ring body, an aperture motor is fixedly arranged on the surface of one side inside the adapter ring body, a screw rod is arranged on one side of the aperture motor in a transmission way, the lens is fixedly arranged on the surface of the adapter ring body through a lens mounting and clamping brim, the adapter ring body is fixedly arranged on the surface of the camera through the camera mounting and clamping brim, then the aperture motor in the adapter ring body drives the screw rod to rotate, thereby driving the nut on the surface of the screw rod to move, driving the slide block to slide on the surface of the slide rail when the nut moves, thereby drive the driving lever and remove in the spout is inside, adjust the diaphragm of camera lens inside through the driving lever to reach the effect to the diaphragm size adjustment of camera lens.

Description

Camera lens adapter ring with built-in aperture motor

Technical Field

The utility model relates to a switching ring technical field, concretely relates to camera lens switching ring of built-in light ring motor.

Background

Modern cameras have changed to electronically address the aperture, and older lenses in the past have suffered from the inability to automatically adjust the focus of the aperture. The user is faced with either eliminating the shots or with manual control only. By the product, the old lenses can be continuously used on the existing electronic camera through the motor built in the connecting ring.

The diaphragm of the old lens is pushed by a poking rod on the corresponding position of the camera, and is pushed to the designated position during exposure and then exposed. The product abandons the not accurate direct current motor that adopts of the supporting camera of old camera lens age, changes into more accurate step motor, has not only realized the diaphragm control function when old-fashioned camera exposes to the sun, still adapts to the precision standard of modern camera simultaneously, realizes more accurate exposure control.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the light ring of the old-fashioned camera lens that prior art exists and promoting through the driving lever on the camera corresponds the position, promotes the assigned position then exposes when exposing. This product has abandoned in the past accurate direct current motor inadequately, changes to more accurate step motor, and the diaphragm control function when not only having realized old-fashioned camera exposure still adapts to the exactness standard of modern camera simultaneously, realizes the problem of more accurate exposure control, provides the camera lens switching ring of built-in diaphragm motor, and this camera lens switching ring of built-in diaphragm motor has the effect of adjustment light ring.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a camera lens switching ring of built-in light ring motor, includes the switching ring body, switching ring body one side fixed surface is equipped with camera lens installation joint eaves, the fixed camera installation joint eaves that is equipped with of switching ring body opposite side surface, the inside fixed surface of one side of switching ring body is equipped with the light ring motor, light ring motor one side transmission is equipped with the lead screw, lead screw surface threaded connection is equipped with the nut, the fixed driving lever that is equipped with in nut one side, the fixed slide rail that is equipped with of the inside side table of switching ring body, slide rail surface slip is equipped with the slider.

Preferably, the sliding block is fixedly connected with the nut.

Preferably, the inner side surface of the adapter ring body is provided with a sliding groove, and the deflector rod is in sliding connection with the inside of the sliding groove.

Preferably, the surfaces of the lens mounting and clamping eave and the camera mounting and clamping eave are provided with mounting threads.

Preferably, the aperture motor is a stepping motor.

Compared with the prior art, the utility model provides a camera lens switching ring of built-in light ring motor possesses following beneficial effect:

the utility model discloses pass through camera lens installation joint eaves fixed mounting with the camera lens on switching ring body surface, thereby through camera installation joint eaves with switching ring body fixed mounting on the camera surface, later the light ring motor in the switching ring body drives the lead screw rotation, thereby drives the nut on lead screw surface and removes, drives the slider and slides on the slide rail surface when the nut removes, thereby drives the driving lever and removes inside the spout, adjusts the light ring inside the camera lens through the driving lever, thereby reaches the effect to the light ring size adjustment of camera lens;

the part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization provides very big help for people.

Drawings

Fig. 1 is a schematic structural view of an upper end of a lens adapter ring of a camera with a built-in aperture motor according to the present invention;

fig. 2 is a schematic view of a lower end structure of a camera lens adapter ring with a built-in aperture motor according to the present invention;

fig. 3 is a schematic diagram of the internal structure of the camera lens adapter ring with a built-in aperture motor according to the present invention.

Description of the reference numerals

1. A deflector rod; 2. the lens is mounted and clamped with an eave; 3. a transfer ring body; 4. the camera is provided with a clamping brim; 5. an aperture motor; 6. a screw rod; 7. a nut; 8. a slider; 9. a slide rail.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; 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 present invention provides a technical solution: a camera lens adapter ring with a built-in diaphragm motor comprises an adapter ring body 3, a lens mounting and clamping brim 2 is fixedly arranged on one side surface of the adapter ring body 3, a lens is fixedly arranged on the surface of the adapter ring body 3 through the lens mounting and clamping brim 2, a camera mounting and clamping brim 4 is fixedly arranged on the other side surface of the adapter ring body 3, the adapter ring body 3 is fixedly arranged on the surface of the camera through the camera mounting and clamping brim 4, a diaphragm motor 5 is fixedly arranged on one side surface inside the adapter ring body 3, the diaphragm motor 5 inside the adapter ring body 3 drives a screw rod 6 to rotate, a screw rod 6 is arranged on one side of the diaphragm motor 5 in a transmission way, a nut 7 on the surface of the screw rod 6 moves, a slide block 8 is driven to slide on the surface of a slide rail 9 when the nut 7 moves, a nut 7 is arranged on the surface of the screw rod 6, adjust the inside light ring of lens through driving lever 1 to reach the effect to the light ring size adjustment of lens, the fixed slide rail 9 that is equipped with of the inside side table of switching ring body 3, the slide rail 9 surface slip is equipped with slider 8.

The utility model discloses in, preferred, slider 8 and nut 7 fixed connection.

The utility model discloses in, preferred, 3 inboard surfaces of switching ring body are equipped with the spout, and driving lever 1 and the inside sliding connection of spout.

The utility model discloses in, preferred, camera lens installation joint eaves 2 and camera installation joint eaves 4 surfaces all are equipped with the installation screw thread.

The utility model discloses in, preferred, light ring motor 5 is step motor.

The utility model discloses a theory of operation and use flow: during the use, with the camera lens through 2 fixed mounting of camera lens installation joint eaves 2 on the surface of switching ring body, thereby through camera installation joint eaves 4 with 3 fixed mounting of switching ring body on the camera surface, later the light ring motor 5 in the switching ring body 3 drives lead screw 6 rotatory, thereby drive the nut 7 removal on lead screw 6 surface, drive slider 8 when nut 7 removes and slide on 9 surfaces of slide rail, thereby drive driving lever 1 and remove inside the spout, adjust the light ring of lens inside through driving lever 1, thereby reach the effect to the light ring size adjustment of camera lens.

The preferred embodiments of the present invention have been described in detail above, but the present invention is not limited thereto. In the technical idea scope of the present invention, it can be right to the technical solution of the present invention perform multiple simple modifications, including each technical feature combined in any other suitable manner, these simple modifications and combinations should be regarded as the disclosed content of the present invention, and all belong to the protection scope of the present invention.

Claims

1. The utility model provides a camera lens adapter ring of built-in light ring motor, includes adapter ring body (3), its characterized in that: the utility model discloses a camera lens, including switching ring body (3), switching ring body (3) one side fixed surface is equipped with camera lens installation joint eaves (2), switching ring body (3) opposite side fixed surface is equipped with camera installation joint eaves (4), switching ring body (3) inside one side fixed surface is equipped with light ring motor (5), light ring motor (5) one side transmission is equipped with lead screw (6), lead screw (6) surface threaded connection is equipped with nut (7), nut (7) one side is fixed and is equipped with driving lever (1), switching ring body (3) inside one side fixed slide rail (9) that is equipped with of table, slide rail (9) surface slip is equipped with slider (8).

2. The camera lens adapter ring with the built-in diaphragm motor as claimed in claim 1, wherein the slider (8) is fixedly connected with the nut (7).

3. The camera lens adapter ring with the built-in diaphragm motor as claimed in claim 1, wherein a sliding groove is formed on the inner side surface of the adapter ring body (3), and the shift lever (1) is slidably connected with the inside of the sliding groove.

4. The camera lens adapter ring with the built-in diaphragm motor as claimed in claim 1, wherein the lens mounting and clamping brim (2) and the camera mounting and clamping brim (4) are provided with mounting threads on their surfaces.

5. The lens adapter ring of a camera with a built-in diaphragm motor as claimed in claim 1, wherein said diaphragm motor (5) is a stepping motor.