CN208421366U - A kind of continuous focusing lens of one direction - Google Patents

Abstract

The utility model discloses a kind of continuous focusing lens of one direction, including outer cylinder and inner cylinder, the inner cylinder is arranged in outer barrel, the outer cylinder side is welded with bearing, and the Bearing inner is connected with adjusting ring by connection sheet, internal screw thread is equipped with inside the adjusting ring, external screw thread corresponding with internal screw thread is equipped with outside the inner cylinder, waterproof glass is equipped with close to the side of outer cylinder inside the inner cylinder, and the side inside the inner cylinder far from outer cylinder is equipped with optical mirror slip, and the junction of the optical mirror slip and waterproof glass and inner cylinder is respectively equipped with two groups of sealing rings, annular groove is equipped with close to the side of optical mirror slip outside the inner cylinder, and it is rolled in the annular groove slot and ring block is installed, barn door can keep the sun off, light is adjusted convenient for operator, to allow the operator to preferably be imaged, it is easy to use；Sealing ring and waterproof glass can prevent water from entering inside inner cylinder, so as to prevent optical mirror slip from generating steam.

Description

A kind of continuous focusing lens of one direction

Technical field

The utility model relates to lens technology field, specially a kind of continuous focusing lens of one direction.

Background technique

Camera lens is essential component in NI Vision Builder for Automated Inspection, directly affects the superiority and inferiority of image quality, influences algorithm It realizes and effect, optical lens is from can be divided into short-focus lens, middle zoom lens, telephoto lens on focal length；Have from visual field size point wide Angle, standard, long shot；Dividing in structure has fixed aperture tight shot, manual iris tight shot, auto iris fixed-focus mirror Head, manual zoom camera lens, automatic zoom camera lens, auto iris motorized zoom lens, it is electronic three variable (aperture, focal length, focus it is equal It is variable) camera lens etc..

Common camera lens all cooperates camera to use, and focuses in use, thus make to shoot Object is apparent, and in shooting process, operator can adjust light, to improve the quality of the picture of shooting, still, one As camera lens can not adjust light, it is very inconvenient when in use, and eyeglass is also possible to that steam can be generated, influence using.

Utility model content

The purpose of this utility model is to provide a kind of continuous focusing lens of one direction, light can be adjusted, and can be prevented Only eyeglass generates steam, to solve the problems mentioned in the above background technology.

To achieve the above object, the utility model provides the following technical solutions: a kind of continuous focusing lens of one direction, including Outer cylinder and inner cylinder, the inner cylinder are arranged in outer barrel, and the outer cylinder side is welded with bearing, and the Bearing inner passes through company Contact pin is connected with adjusting ring, and internal screw thread is equipped with inside the adjusting ring, is equipped with outside the inner cylinder corresponding with internal screw thread outer Screw thread, the inner cylinder inside is equipped with waterproof glass close to the side of outer cylinder, and the side inside the inner cylinder far from outer cylinder is equipped with Optical mirror slip, and the junction of the optical mirror slip and waterproof glass and inner cylinder is equipped with sealing ring, the inner cylinder outside is close The side of optical mirror slip is equipped with annular groove, and rolls in the annular groove slot and be equipped with ring block, and weldering on the outside of the ring block It is connected to sleeve, cavity is equipped between the outer wall and inner wall of the sleeve, and the cavity inside is movably installed with barn door, and institute Barn door one end is stated through sleeve, the sleeve top is equipped with sliding slot, and the sliding slot internal slide is equipped with sliding block, the cunning Block bottom end is connect by connecting rod with barn door.

Preferably, the sliding slot center at least 1cm wider than its both ends.

Preferably, the sliding block is the design of I-shaped structure, and two parts up and down of the sliding block are connected to sleeve On outer wall.

Preferably, one end that the sliding block is located at cartridge exterior is bonded with pushing block.

Preferably, the pushing block is made of square block and rubber sleeve, and the rubber sleeve is socketed on the outside of square block.

Preferably, it is designed on the outside of the adjusting ring for zigzag structure.

Compared with prior art, the utility model has the beneficial effects that

1, barn door can keep the sun off, convenient for operator adjust light, thus allow the operator to preferably into Row camera shooting, it is easy to use；

2, sealing ring and waterproof glass can prevent water from entering inside inner cylinder, so as to prevent optical mirror slip from generating Steam.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is that the utility model adjusts ring structure schematic diagram；

Fig. 3 is the utility model sleeve inner structural schematic diagram；

Fig. 4 is the utility model sleeve top view；

Fig. 5 is the utility model inner cylinder schematic diagram of internal structure；

Fig. 6 is the utility model pushing block structural schematic diagram.

In figure: 1 outer cylinder, 2 inner cylinders, 3 sleeves, 4 external screw threads, 5 internal screw threads, 6 bearings, 7 adjust ring, 8 optical mirror slips, 9 waterproofs Glass, 10 connection sheets, 11 cavitys, 12 barn doors, 13 connecting rods, 14 sliding blocks, 15 pushing blocks, 16 sliding slots, 17 annular grooves, 18 annulars Block, 19 sealing rings, 20 rubber sleeves, 21 square blocks.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-6 is please referred to, the utility model provides a kind of technical solution: a kind of continuous focusing lens of one direction, including it is outer Cylinder 1 and inner cylinder 2, the inner cylinder 2 are arranged inside outer cylinder 1, and 1 side of outer cylinder is welded with bearing 6, and inside the bearing 6 It is connected with by connection sheet 10 and adjusts ring 7, which designs for ring structure, can be connected to bearing 6 with ring 7 is adjusted Together, so that adjusting ring 7 be made to move synchronously with bearing 6, ring 7 is adjusted by rotation, to make the inner cylinder 2 being spirally connected with adjusting ring 7 Rotation, and then moves inner cylinder 2, equipped with internal screw thread 5 inside the adjusting ring 7, is equipped with outside the inner cylinder 2 and internal screw thread 5 corresponding external screw threads 4,2 inside of inner cylinder are equipped with waterproof glass 9 close to the side of outer cylinder 1, which can prevent Sealing enters inside inner cylinder 2, and 2 inside of the inner cylinder is equipped with optical mirror slip 8, and the optical frames far from the side of outer cylinder 1 The junction of piece 8 and waterproof glass 9 and inner cylinder 2 is equipped with sealing ring 19, which also can prevent water from entering inner cylinder 2 Inside, 2 outside of inner cylinder is equipped with annular groove 17 close to the side of optical mirror slip 8, and installation is rolled in 17 slot of the annular groove There is ring block 18, is moved in 17 slot of annular groove by ring block 18, so as to rotate sleeve 3, and the ring block 18 Outside is welded with sleeve 3, cavity 11 is equipped between the outer wall and inner wall of the sleeve 3, and 11 internal activity of the cavity is installed There is barn door 12, and sleeve 3 is run through in 12 one end of the barn door, 3 top of sleeve is equipped with sliding slot 16, and in the sliding slot 16 Portion is slidably fitted with sliding block 14, and 14 bottom end of sliding block is connect by connecting rod 13 with barn door 12, by moving sliding block 14, from And barn door 12 can be made mobile.

Specifically, 16 center of the sliding slot at least 1cm wider than its both ends, when sliding block 14 is with 16 both ends of sliding slot, sliding slot 16 can squeeze sliding block 14, so that sliding block 14 be made not move.

Specifically, the sliding block 14 is the design of I-shaped structure, and two parts up and down of the sliding block 14 are connected to On 3 outer wall of sleeve, the design of I-shaped structure can reduce the offset amplitude upper and lower in moving process of sliding block 14, to make to slide The movement of block 14 is more stable.

Specifically, one end that the sliding block 14 is located at outside sleeve 3 is bonded with pushing block 15, operator is by pushing away Motion block 15, it is easy to operate so as to keep sliding block 14 mobile, it is easy to use.

Specifically, the pushing block 15 is made of square block 21 and rubber sleeve 20, and the rubber sleeve 20 be socketed in it is rectangular 21 outside of block, 20 matter of rubber sleeve is soft, and operator can be improved the comfort level of operator when pushing pushing block 15.

Specifically, designed on the outside of the adjusting ring 7 for zigzag structure, when operator, which rotates, adjusts ring 7, zigzag Structure design can increase operator's hand and adjust the friction between ring 7, to allow the operator to preferably rotate Adjust ring 7.

Working principle: in use, outer cylinder 1 is mounted on camera by operator, adjusting ring 7 by rotation, thus make with It adjusts the inner cylinder 2 that is spirally connected of ring 7 to rotate, inner cylinder 2 can move during rotation, be arranged inside inner cylinder 2 to change The distance between optical mirror slip 8 and outer cylinder 1, so change optical mirror slip 8 between camera at a distance from, to focus, When needing to adjust light, operator is by pushing sliding block 14, to keep sliding block 14 mobile, and then make by connecting rod 13 with The barn door 12 that sliding block 14 connects is mobile, so that barn door 12 be enable to keep the sun off, adjusts light convenient for operator, passes through Rotational sleeve 3, it is easy to use so as to change the angle of 12 shading of barn door；Sealing ring 19 and waterproof glass 9 can be prevented Sealing enters inside inner cylinder 2, so as to prevent optical mirror slip 8 from generating steam.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of continuous focusing lens of one direction, including outer cylinder (1) and inner cylinder (2), it is characterised in that: inner cylinder (2) setting Internal in outer cylinder (1), outer cylinder (1) side is welded with bearing (6), and is connected inside the bearing (6) by connection sheet (10) It is connected to and adjusts ring (7), be equipped with internal screw thread (5) inside the adjusting ring (7), be equipped with and internal screw thread (5) phase outside the inner cylinder (2) Corresponding external screw thread (4), the internal side close to outer cylinder (1) of the inner cylinder (2) is equipped with waterproof glass (9), and the inner cylinder (2) The internal side far from outer cylinder (1) is equipped with optical mirror slip (8), and the optical mirror slip (8) and waterproof glass (9) and inner cylinder (2) Junction be equipped with sealing ring (19), the external side close to optical mirror slip (8) of the inner cylinder (2) is equipped with annular groove (17), And it rolls and is equipped with ring block (18) in annular groove (17) slot, and be welded with sleeve (3), institute on the outside of the ring block (18) It states and is equipped with cavity (11) between the outer wall and inner wall of sleeve (3), and the cavity (11) internal activity is equipped with barn door (12), And sleeve (3) are run through in described barn door (12) one end, sleeve (3) top is equipped with sliding slot (16), and in the sliding slot (16) Portion is slidably fitted with sliding block (14), and sliding block (14) bottom end is connect by connecting rod (13) with barn door (12).

2. the continuous focusing lens of a kind of one direction according to claim 1, it is characterised in that: sliding slot (16) center ratio The wide at least 1cm in its both ends.

3. the continuous focusing lens of a kind of one direction according to claim 1, it is characterised in that: the sliding block (14) is " work " Character form structure design, and two parts up and down of the sliding block (14) are connected on sleeve (3) outer wall.

4. the continuous focusing lens of a kind of one direction according to claim 1, it is characterised in that: the sliding block (14) is located at set The external one end of cylinder (3) is bonded with pushing block (15).

5. the continuous focusing lens of a kind of one direction according to claim 4, it is characterised in that: the pushing block (15) is by side Shape block (21) and rubber sleeve (20) composition, and the rubber sleeve (20) is socketed on the outside of square block (21).

6. the continuous focusing lens of a kind of one direction according to claim 1, it is characterised in that: on the outside of the adjusting ring (7) It is designed for zigzag structure.