CN2742463Y

CN2742463Y - Multifunction end surface adaptor

Info

Publication number: CN2742463Y
Application number: CN 200420108714
Authority: CN
Inventors: 周晓明; 李纯贵
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-11-12
Filing date: 2004-11-12
Publication date: 2005-11-23
Anticipated expiration: 2014-11-12

Abstract

The utility model discloses a multifunctional end surface adaptor. The multifunctional end surface adaptor is characterized in that the multifunctional end surface adaptor whose axial direction is in a sandwich structure is circular, a support ring is positioned in the center of the sandwich structure, and jackcatch plates and an end cover are respectively arranged from the center to the two sides. The jackcatch plates are bar-shaped, and at least three plates of jackcatch plates are evenly distributed on the support ring along a circle. Two locating points are arranged on the bar-shaped jackcatch plates, one locating point is a locating pin positioned at the external ends of the bar-shaped jackcatch plates, the locating pin is hinged on the position of the outer layer circle of the support ring, the other locating point is a sliding pin positioned in the inner circle, and the sliding pin and a guide slot arranged on the end cover are in sliding matching. The inner ends of the jackcatch plates are provided with jackcatch heads which are arranged along the axial direction. The end cover is a rotating ring which can relatively rotate with the supporting ring, the guide slot which is matched and provided with the sliding pin on the end cover is arc-shaped, and the two ends of the arc-shaped guide slot are respectively positioned on different circle positions of the end cover. The utility model can be used for implementing matching between the optical filter of a camera and the lens of the camera and also can be applied connecting between the similar two members, the using is convenient, and the connecting is reliable.

Description

Multi-functional end face adapter

Technical field:

The utility model relates to adaptor, more specifically says so a kind of can be used for such as implementing to cooperate between video camera light filter and the camera lens, and at the switching adapter of implementing between similar two members between two members that end face cooperates.

Background technology:

As adaptor, what the video camera light filter bore switching circle that generally uses at present adopted is screw connection structure, this switching circle one end is the external thread section adaptive with phtographic lens, and the other end is the internal thread segment adaptive with light filter, and there are the following problems in concrete the use:

1, because phtographic lens exists many different radial dimensions with light filter, in order to make camera lens and the multiple different radial dimension light filters can both be adaptive, the conversion adapter ring that just must possess a lot of different bores, this must expend more physical resources, the also inevitable limited space of photography kit that takies in a large number when photographing in the open air.

2, between camera lens and light filter,, then need to use a plurality of adaptive switching circles if the radial dimension difference is bigger, switching is finished in series connection mutually, it is more that this must make the camera lens axial dimension increase, thereby add the vibration amplitude that macro lens is caused by shutter action, also can influence the due visual field of camera lens.

3,, during terminal charges, can incur loss through delay right moment for camera in the practical operation because the conversion adapter ring adopts is thread connecting mode.

4, phenomenon may take place disorderly to buckle in the screw thread of use transfer changing-over circle, and switching circle screw thread stripped thread can take place after long-term the use.

Summary of the invention:

The utility model is for avoiding above-mentioned existing in prior technology weak point, a kind of easy to use, reliable multi-functional end face adapter of connection being provided.

The technical scheme that the utility model technical solution problem is adopted is:

Design feature of the present utility model is:

The utility model is circular, axially is sandwich construction, is positioned at the central authorities of interlayer with sustained ring, sets gradually left jamming claw sheet and left end cap from the mediad left side; Be followed successively by right jamming claw sheet and right end cap to the right; The claw sheet of the described left and right sides is bar shaped, and every side has at least three to be uniformly distributed along the circumference on sustained ring, and two anchor points are arranged on the bar shaped claw sheet, the one, be positioned at the register pin of outer end, and register pin is hinged on the outer periphery position of sustained ring; The 2nd, be positioned at all sliding pins, sliding pin is slidingly matched with the guide groove that is opened on the end cap, and the inner end of bar shaped claw sheet has the claw head that is provided with vertically; Described end cap is and the relatively turnable swivel eye of sustained ring, and the guide groove that is equipped with sliding pin on it is an arc, and the two ends of its arc guide barrel are in respectively on the different circumferential position of end cap.

Compared with the prior art, the beneficial effects of the utility model are embodied in:

1, the utility model is to implement to connect with claw, and connected mode is simple and reliable, and durability is good.Because the shortening of lay time is of value to the assurance of right moment for camera.

2, the left and right sides web member radius that is made of respectively claw each side in the utility model is independent adjustable, and same adapter can be used on the camera lens of various different sizes and the switching between the light filter, not only saved physical resources greatly, and is easy to use and carry.

3, the claw of the left and right sides can both be implemented inner support or outer connection of pressing from both sides to left and right sides web member in the utility model, can on axial arbitrfary point, web member surface, implement clamping, realize that contact or noncontact between the web member connect, for the user provides more adaptive possibility, eliminated because of radial dimension between camera lens and the light filter differs the defective that increases web member length greatly, guaranteed shooting effect.

Description of drawings:

Fig. 1 is the utility model master TV structure synoptic diagram.

Fig. 2 is the utility model sectional structure synoptic diagram.

Fig. 3 is the utility model working state schematic representation.

Fig. 4 is the utility model claw chip architecture synoptic diagram.

Fig. 5 is Fig. 4 schematic side view.

Number in the figure: 1 turning handle, 2 left end caps, 3 guide grooves, 4 sliding pins, 5 left jamming claw sheets, 6 claw heads, 7 elasticity cards, 8 hold handle, 9 register pins, 10 sustained rings, 11 pilot holes, 12 right jamming claw sheets, 13 right end caps.

Embodiment:

Referring to accompanying drawing 1,2, the present embodiment adapter is circular, axially is sandwich construction, is positioned at the central authorities of interlayer with sustained ring 10, sets gradually left jamming claw sheet 5 and left end cap 2 from the mediad left side; Be followed successively by right jamming claw sheet 12 and right end cap 13 to the right.

Shown in Figure 1, left jamming claw sheet 5 and right jamming claw sheet 12 are bar shaped, and every side has three at least, and the left jamming claw sheet 5 and the right jamming claw 12 that are positioned at both sides are uniformly distributed along the circumference on sustained ring 10.

As Fig. 4, shown in Figure 5, two anchor points are arranged on the bar shaped left jamming claw sheet 5, the one, be positioned at the register pin 9, two of outer end, be positioned at the sliding pin 4 in week, the inner end of bar shaped left jamming claw sheet 5 has the claw head 6 that is provided with vertically.Right jamming claw sheet 12 has the form of symmetry.

Fig. 1, shown in Figure 3, the register pin 9 on the claw sheet is inserted in pilot hole 11 on the outer periphery position that is arranged in sustained ring 10, makes claw sheet and sustained ring 10 hinged; Sliding pin 4 is slidingly matched with the guide groove 3 that is opened on the end cap.

Left end cap 2 and right end cap 13 be and sustained ring 10 relatively turnable swivel eyes, and the guide groove 3 that is equipped with sliding pin 4 on it is arc, and the two ends of its arc guide barrel 3 are in respectively on the different circumferential position of end cap.

Fig. 2 illustrates, and in order to implement assembling, is provided with gib head elasticity card 7 to both sides along axle in dividing in interior week of sustained ring 10, and left end cap 2 and right end cap 13 axially upwards all are being limited in the elasticity card 7 with the footpath.

Fig. 1 and Fig. 2 illustrate, and for the ease of regulating and loading and unloading, on sustained ring 10, are positioned at its periphery and are provided with and radially hold handle 8, on left end cap 2 and right end cap 13, are positioned at its periphery and are respectively arranged with radially turning handle 1.

In concrete the enforcement, left jamming claw sheet 5 and right jamming claw sheet 12 position on circumference is staggered.

Assembling process: the register pin on three left jamming claw sheets 59 is inserted in the sustained ring 10 left positioner holes 11, left end cap 2 glands thereon, and implement the location by the 7 pairs of left end caps of elasticity card, in this simultaneously, the sliding pin 4 on three left jamming claw sheets 5 inserts in the guide groove 3 corresponding on the left end caps 2.The right jamming claw sheet 12 that is positioned at the right side is identical with right end cap 13 assembling processes.

Use: the user holds and holds handle 8, and stir turning handle 1, left end cap 2 is rotated with respect to sustained ring 10, meanwhile, guide groove 3 on the left end cap 2 drives sliding axle 4 and relatively moves therein, thereby making left jamming claw sheet 5 is that corresponding swing is done at the center with register pin 9, with this length of side step-less adjustment within the specific limits that to realize with three claw heads be the equilateral triangle that the summit was surrounded, thereby realizes the inner support of different size ring-type or tubular articles and the function of outer folder.Owing to all constitute on claw sheet any one position in whole adjustable extent, so the first dawn of its claw blocks object and promptly is self-locking state from the locking angle.Each member that is positioned at the sustained ring right side has identical manner of execution with left-side member.

The utility model can be used for such as implementing to cooperate between video camera light filter and the camera lens, also can be applicable to implement between similar two members to connect.For adapting to different connected pieces, the claw sheet that every side cooperatively interacts can be three or four or more.

Claims

1, multi-functional end face adapter is characterized in that described adapter is circular, axially is sandwich construction, is positioned at the central authorities of interlayer with sustained ring (10), sets gradually left jamming claw sheet (5) and left end cap (2) from the mediad left side; Be followed successively by right jamming claw sheet (12) and right end cap (13) to the right; The claw sheet of the described left and right sides (5,12) is bar shaped, every side has at least three to be uniformly distributed along the circumference on sustained ring (10), bar shaped claw sheet has two anchor points on (5,12), and the one, be positioned at the register pin (9) of outer end, register pin (9) is hinged on the outer periphery position of sustained ring (10); The 2nd, be positioned at all sliding pins (4), sliding pin (4) is slidingly matched with the guide groove (3) that is opened on the end cap (2,13), and the inner end of bar shaped claw sheet (5,12) has the claw head (6) that is provided with vertically; Described end cap (2,13) is and the relatively turnable swivel eye of sustained ring (10), and the guide groove (3) that is equipped with sliding pin (4) on it is an arc, and the two ends of its arc guide barrel (3) are in respectively on the different circumferential position of end cap.

2, multi-functional end face adapter according to claim 1 is characterized in that dividing in interior week of described sustained ring (10) being provided with gib head elasticity card (7) to both sides along axle, and described end cap (2,13) is arranged in described elasticity card (7) in the upper limit axially and radially.

3, multi-functional end face adapter according to claim 1, it is characterized in that on described sustained ring (10), be positioned at its periphery and be provided with and radially hold handle (8), on described left end cap (2) and right end cap (13), be positioned at its periphery and be provided with radially turning handle (1).

4, multi-functional end face adapter according to claim 1 is characterized in that described left jamming claw sheet (5) and right jamming claw sheet (12) position on circumference is staggered.