JP3198833U - Quick release adapter ring - Google Patents

Abstract

Provided is a quick release adapter ring that can be used by being fitted to different cameras and lenses by simply purchasing a single size filter. An annular case, a plurality of push buttons, a pawl, and an elastic part are provided. The annular case has an inner ring hole 12, a storage chamber 143 that surrounds and communicates with the inner ring hole, and a plurality of radial through holes that penetrate the outer circumferential surface of the annular case in the radial direction and communicate with the storage chamber. 145. The push button is slidably installed in the radial through hole. The pawl is pivotally connected to the receiving chamber, and one end of the pawl is brought into contact with the push button to interact with each other. The elastic parts are pivotally connected to the storage chambers and are in contact with the pawls to interact with each other. One end of the pawl is extended to the inner ring hole and limited to the inner ring hole diameter, and the other end is a push button. Press to extend to the outer periphery of the annular case. [Selection] Figure 2

Description

  The present invention relates to a quick-release adapter ring that can be connected to cameras or lenses of different standards by providing a filter by fitting.

  When shooting with a camera, the user switches between filters with different functions according to demand.

  However, in the conventional technology described above, as is well known, since the size and the standard are different for each lens, the user purchases another filter corresponding to the lens size and uses it in combination. Because of this drawback, the user has to purchase a filter for each lens size, and purchasing a filter having the same function leads to an increase in costs for storage and maintenance.

  Therefore, the present inventor considered that the above-mentioned drawbacks can be improved, and as a result of intensive studies, the inventor has come up with a proposal for a quick-release adapter ring of the present invention that effectively improves the above-described problems with a rational design.

  The present invention has been made to solve the above-described problems of the prior art. That is, an object of the present invention is to provide a quick release type adapter ring. In other words, the fitting method allows the user to purchase a single size filter and use it by fitting it into different cameras and lenses.

  In order to solve the above-described problems and achieve the object, a quick-release adapter ring according to the present invention includes an inner ring hole penetrating in an axial direction and a housing that surrounds and communicates with the inner ring hole. A plurality of annular cases each having a chamber and a plurality of radial through holes that penetrate the outer circumferential surface of the annular case in the radial direction and communicate with the storage chamber, and each is slidably installed in each of the radial through holes. Each of the push buttons is pivotally connected to the receiving chamber, and one end of each push button is in contact with the corresponding push button to interact with each other, and the other end is selectively selected from the receiving chamber. A plurality of pawls that extend to the inner ring hole and adjust the hole diameter of the inner ring hole, and each of the pawls are pivotally connected to the storage chamber and are in contact with the corresponding pawls, respectively. One end of the pawl is the inner ring Held as extended to, characterized in that it comprises a plurality of elastic members for holding as the other end is extended to the outer periphery of the annular casing by pressing each said push button.

  The combination of the above components achieves the objective of quickly connecting to different standard cameras or different size lenses after the filter is locked.

1 is an external perspective view of the present invention. It is an expanded view of 1st Embodiment shown in FIG. It is sectional drawing of 1st Embodiment shown in FIG. It is a conceptual diagram of embodiment of this invention. It is sectional drawing of one Embodiment shown in FIG.

  Preferred embodiments of the present invention will be described with reference to the accompanying drawings. The embodiment described below does not limit the contents of the present invention described in the claims of the utility model registration. In addition, all the configurations described below are not necessarily essential requirements of the present invention.

<First Embodiment>
Hereinafter, the first embodiment will be described with reference to FIGS. A quick-release adapter ring 100 according to the present invention includes an annular case 1, a plurality of push buttons 2 that are movably extended to the outer peripheral edge of the annular case 1, and a movable state that is extended to the inner peripheral edge of the annular case 1. A plurality of pawls 3 that interact with each push button 2 and a plurality of elastic parts 4 that are housed in the annular case 1 and interact with the pawl 3. By the combination of the above-described members, the purpose of quickly connecting the filter A to the camera P1 or the lens P2 having different standards is achieved.

  The above-described annular case 1 has an inner ring hole 12 penetrating in the axial direction, and includes a front lid 14 and a rear lid 16 that are formed so as to be mutually opposed and to surround the inner ring hole 12.

  The front lid 14 includes a front lid main body 141, a female screw 142 formed on the inner peripheral surface of the front lid main body 141, and a peripheral wall 144 that surrounds the outer peripheral edge of the front lid main body 141 and defines a storage chamber 143. A plurality of radial through holes 145 formed to penetrate the peripheral wall 144 and communicated with the storage chamber 143 and the outside, and a plurality of first holes formed in the front lid body 141 and stored in the storage chamber 143. One hinge connection pin 146 and a second hinge connection pin 147 are provided.

  The rear lid 16 has a rear lid body 161, the outer peripheral edge of the rear lid body 161 is formed along the contour of the inner surface of the peripheral wall 144, and corresponds to the position of each radial through hole 145, A plurality of protruding portions 162 are extended outward in the radial direction.

  The above-described push button 2 has a lower pressing portion 21 and a limiting portion 22 at both ends of the upper end and the bottom end. The limiting portion 22 includes a limiting plate 221 and a limiting plate 222 that are provided on both sides of the push button 2. In implementation, the push button 2 is housed in the housing chamber 143 of the front lid 14, and the lower pushing portion 21 is extended to the outer peripheral edge of the front lid 14 through the radial through hole 145, and each of the limiting plate 221 and the limiting plate 222 is It selectively abuts against the peripheral walls 144 on both sides of the radial through-hole 145 to restrict the push button 2 from coming out of the radial through-hole 145.

  The pawl 3 described above is accommodated in the accommodation chamber 143 and has an arcuate body 31, and the arcuate body 31 has a hinge connection end 32 and a clamping end 33 at both ends. The hinge connection end 32 is pivoted corresponding to the first hinge connection pin 146, and the other end holding end 33 is penetrated from the storage chamber 143 into the inner ring hole 12 in the operating state. In the embodiment, the inner end face 34 of the arcuate body 31 is selectively recessed with a fitting groove (not shown in the drawing), and the contact portion 35 is fitted or the fitting groove is omitted. Installed by adhesive method. The contact portion 35 is arbitrarily selected from any one of silica gel or resin material, or a combination thereof.

  The above-described elastic component 4 is accommodated in the accommodation chamber 143 corresponding to the second hinge connection pin 147, and both ends of the elastic component 4 are in contact with the peripheral wall 144 and the pawl 3, respectively, and normally, by the hinge connection end 32 of the pawl 3. The push button 2 is pushed, and the other end holding end 33 extends from the storage chamber 143 to the inner ring hole 12 of the annular case 1 to selectively contract the diameter of the inner ring hole 12.

  Therefore, the above is a description of each mechanism of the quick release type adapter ring according to a preferred embodiment of the present invention, and subsequently, the installation method and features of the present invention will be described.

  First, as shown in FIGS. 4 and 5, when the user screwes the necessary filter A with the female screw 142 of the annular case 1 and combines it with the lens P2 of the camera P1, by pressing each push button 2, 3, the pawl 3 swings around the first hinge connection pin 146 as an axis, and the elastic component 4 is compressed and accumulated. The clamping end 33 of the pawl 3 is retracted from the inner ring hole 12 by the movement of the pawl 3 and is immersed in the accommodation chamber 143, and the position of the inner ring hole 12 of the annular case 1 is held at the maximum hole diameter state (or a camera to be combined) Larger than the size of the lens P2 of P1).

  Subsequently, after the annular case 1 is mounted on the lens P2 of the camera P1 through the inner ring hole 12, the push buttons 2 are released, and the pawls 3 are brought into contact with each other by the restoring force of the corresponding elastic parts 4, The hinge connection end 32 of the pawl 3 is brought into contact with the push button 2 and protrudes from the radial through hole 145. The holding end 33 at the other end extends from the housing chamber 143 to the inner ring hole 12 of the annular case 1, and the inner end face 34 (contact portion 33) of the pawl 3 is brought into contact with the outer peripheral edge of the lens P 2 of the camera P 1. The combination of the filter A and the lens P2 of the camera P1 is realized.

  Accordingly, the embodiments disclosed herein are for the purpose of explaining, not limiting the present invention, and the spirit and scope of the present invention are not limited by such embodiments. The scope of the present invention should be construed according to the claims, and all technologies within the equivalent scope should be construed as being included in the scope of the present invention.

100 quick release adapter ring 1 annular case 12 inner ring hole 14 front lid 141 front lid main body 142 female screw 143 housing chamber 144 peripheral wall 145 radial through hole 146 first hinge connection pin 147 second hinge connection pin 16 rear lid 161 rear lid Main body 162 Wing part 2 Push button 21 Lower pressing part 22 Restriction part 221 Restriction board 222 Restriction board 3 Pawl 31 Arc-shaped main body 32 Hinge connection end 33 Holding end 34 Inner end face 35 Abutting part 4 Elastic part A Filter P1 Camera P2 Lens

Claims (8)

An inner ring hole penetrating in the axial direction, a storage chamber that surrounds and communicates with the inner ring hole, and a plurality of radial directions that penetrate the outer peripheral surface of the annular case in the radial direction and communicate with the storage chamber An annular case having a through hole;
A plurality of push buttons each slidably installed in each radial through hole;
Each is pivotally connected to the storage chamber in an operating state, and one end of each is in contact with each corresponding push button to interact with each other, and the other end is selectively passed from the storage chamber to the inner ring hole. A plurality of pawls that extend and adjust the hole diameter of the inner ring hole;
Each is pivotally connected to the storage chamber and is in contact with each corresponding pawl, and normally, one end of each pawl is held so as to extend into the inner ring hole, and the other end is each push button. A quick release type adapter ring, comprising: a plurality of elastic members that are pressed and held so as to extend to the outer peripheral edge of the annular case.   The annular case includes a front lid and a rear lid formed so as to correspond to each other and surround the inner ring hole, and the front lid is formed on a front lid body and an inner peripheral surface of the front lid body. A female screw to be formed, a peripheral wall surrounding the outer periphery of the front lid body and defining the housing chamber, and a plurality of first hinge connection pins and second hinge connection pins formed on the front lid body. The quick-release adapter ring according to claim 1, wherein each of the radial through holes is formed so as to penetrate the peripheral wall, and the rear lid covers the storage chamber.   The back cover has a back cover body, an outer peripheral edge of the back cover body is formed along an outline of an inner surface of the peripheral wall, and corresponds to a position of each of the radial through holes, and a plurality of wing parts are provided. The quick release adapter ring according to claim 2, wherein the adapter ring is extended outward in a radial direction.   Both ends of each push button have a lower push part and a restricting part, respectively, and the restricting part further includes a plurality of restricting plates protruding on both sides of the push button, thereby selectively contacting the peripheral wall. 3. The quick release adapter ring according to claim 2, wherein the position of each push button is limited.   3. The elastic member according to claim 2, wherein the elastic members are pivotally connected to the second hinge connection pins, and both ends of the elastic members are in contact with the peripheral wall and the pawls, respectively. Quick release adapter ring.   Each pawl has an arcuate body and two hinge connection ends and clamping ends formed at both ends of the arcuate body, the hinge connection ends pivoted corresponding to the first hinge connection pins, The quick release adapter ring according to claim 2, wherein the clamping end is pierced from the accommodation chamber into the inner ring hole in a movable state.   The inner end face of the arcuate body is further provided with an abutting portion, and the abutting portion is arbitrarily selected from silica gel, a resin material, or a combination thereof. 6. Quick release adapter ring according to 6.   The quick-release adapter ring according to claim 7, wherein a fitting groove is further provided on an inner end surface of the arc-shaped main body, and the contact portion is installed.