CN217543504U

CN217543504U - Dynamic zooming infrared super-surface lens

Info

Publication number: CN217543504U
Application number: CN202220810104.9U
Authority: CN
Inventors: 周健中
Original assignee: Danyang Andusi Optical Components Co ltd
Current assignee: Danyang Andusi Optical Components Co ltd
Priority date: 2022-04-09
Filing date: 2022-04-09
Publication date: 2022-10-04
Anticipated expiration: 2032-04-09

Abstract

The utility model belongs to the technical field of lens, especially, be an infrared surperficial lens that surpasses of dynamic zoom, including zooming infrared appearance, zooming infrared appearance front end fixed mounting has the switching room, the switching room is close to zooming infrared appearance one end and has seted up the lens hole, the switching room is kept away from zooming infrared appearance one end and has been seted up the printing opacity, the inside rotation of switching room is provided with the switching dish, the fixed little taper sleeve that is provided with of the inside one end of switching dish, the utility model discloses the taper sleeve that will be used for diffusion light sets up the split type structure of little taper sleeve and big taper sleeve, and becomes 180 rotation settings with little taper sleeve and big taper sleeve, and this kind of setting has promoted switching speed, has reduced the regulation interval, has promoted the availability factor, promotes the result of use, and sets up a pivoted spacing spring at the switching room front end, and first spacing spring plays the guard action to the printing opacity part when zooming infrared appearance does not use, then opens it during the use, reduces the wearing and tearing of printing opacity, guarantees the light transmissivity.

Description

Dynamic zooming infrared super-surface lens

Technical Field

The utility model belongs to the technical field of the lens, concretely relates to infrared super surface lens of developments zoom.

Background

The lens is an optical element which is made of transparent materials and has a part of spherical surface, and the lens consists of a plurality of lenses, namely a plastic lens (plastic) and a glass lens (glass), wherein the glass lens is more expensive than the plastic lens. A lens barrel for a typical camera has: 1P, 2P, 1G1P, 1G2P, 2G2P, 4G, etc., the more lenses, the higher the cost. Therefore, a camera with good quality is to adopt a glass lens, has better imaging effect than a plastic lens, and plays an important role in the fields of astronomy, military, traffic, medicine, art and the like;

the utility model discloses an infrared super surface lens of developments varifocal, the taper sleeve length of this kind of original developments infrared device front end is longer, and the interval that needs the adjustment when changing light diffusion degree is longer, and it is convenient inadequately to use.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that exists among the prior art, the utility model provides a dynamic zooming infrared super surface lens has the characteristics that promote the use convenience, shortens infrared equipment length, promotes the protecting effect.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an infrared surperficial lens that zooms dynamically, includes the infrared appearance that zooms, the infrared appearance front end fixed mounting that zooms switches the room, it has seted up the lens hole to switch the room and be close to the infrared appearance one end that zooms, it keeps away from infrared appearance one end that zooms and has seted up the printing opacity mouth to switch the room, it is provided with the switching dish to switch the indoor portion rotation, the fixed little taper sleeve that is provided with of the inside one end of switching dish, the other end is then fixed to be provided with big taper sleeve, it is provided with the ring gear to switch the annular surface of dish, be provided with the direction subassembly between ring gear and the switching room inboard, it is provided with the slide rail to switch the dish and switch still to be provided with locating component between the room, it keeps away from the infrared appearance one end surface that zooms to switch the room and rotates through the pivot and installs the protection casing, still be provided with spacing subassembly between protection casing and the switching room.

As the utility model discloses an infrared preferred technical scheme that surpasses surface lens zooms dynamically, the direction subassembly is including seting up the guide way in the ring gear side surface to and fix the uide pin in the switching chamber side surface, the uide pin slides inside the guide way, guide way and uide pin are crisscross two sets of settings, and turned angle is 180.

As the utility model discloses a preferred technical scheme of infrared super surface lens zooms dynamically, locating component is including setting up the fixture block at the inside both ends of slide rail and the first spacing spring of fixture block bottom to and fix the spacer pin on switching over the room surface, the spacer pin slides and still blocks each other with the fixture block under the first spacing spring action in the slide rail is inside.

As the utility model discloses a preferred technical scheme of infrared super surface lens of developments zooming, spacing subassembly is including seting up two spacing grooves on switching room surface to and set up the spacing post that is close to switching room one end at the protection casing, spacing post is close to protection casing one end and passes through the spacing spring of second and elastic connection, spacing post passes through the spacing spring of second and the mutual block of spacing groove.

As the utility model discloses an infrared preferred technical scheme of super surface lens zooms dynamically, spacing post and the spacing spring of second are two sets of settings of symmetry, a set of spacing groove block with the upper end, another a set of spacing groove block with the lower extreme.

As the utility model discloses an infrared preferred technical scheme of super surface lens zooms dynamically, lens hole, light trap and little taper sleeve or big taper sleeve are concentric.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses the split type structure of little taper sleeve and big taper sleeve is set to the taper sleeve that will be used for diffusion light, and 180 rotation settings are overlapped with little taper sleeve and big taper sleeve, this kind of setting has promoted switching speed, the control interval has been reduced, the availability factor has been promoted, promote the result of use, and set up the first spacing spring of pivoted at the switching room front end, first spacing spring plays the guard action to light inlet part when zooming infrared appearance does not use, then open it during the use, reduce the wearing and tearing of light inlet, guarantee the light transmissivity.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

FIG. 2 is a schematic structural view of the front view of the utility model before use;

FIG. 3 is a schematic view of the structure of the inner part of the switching sleeve according to the present invention;

fig. 4 is a schematic side view of fig. 3 according to the present invention;

FIG. 5 is a schematic structural view of a side view half section of the present invention when switching to a small taper sleeve;

FIG. 6 is a schematic structural view of a side view half section of the present invention when switching to a large taper sleeve;

fig. 7 is a schematic structural view of a partial section of a limiting portion of the switching chamber and the switching plate according to the present invention;

FIG. 8 is a schematic structural view of a partial cross-section of the switching chamber and the limiting portion of the shield according to the present invention;

in the figure: 1. a zoom infrared instrument; 2. a switching room; 3. a lens aperture; 4. a light-transmitting opening; 5. a switching disc; 6. a small taper sleeve; 7. a large taper sleeve; 8. a ring gear; 9. a guide groove; 10. a guide pin; 11. a spacing pin; 12. a slide rail; 13. a clamping block; 14. a first limit spring; 15. a protective cover; 16. a limiting groove; 17. a limiting column; 18. and a second limit spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-8, the present invention provides the following technical solutions: the utility model provides an infrared surperficial lens that surpasses of developments varifocus, including infrared appearance 1 that zooms, 1 front end fixed mounting of infrared appearance that zooms has switching room 2, switching room 2 is close to 1 one end of infrared appearance that zooms and has seted up lens hole 3, switching room 2 is kept away from 1 one end of infrared appearance that zooms and has seted up light-transmitting hole 4, switching room 2 inside is rotated and is provided with switching dish 5, the fixed little taper sleeve 6 that is provided with of the inside one end of switching dish 5, the other end is then the fixed big taper sleeve 7 that is provided with, 5 annular surface fixings of switching dish are provided with ring gear 8, be provided with the direction subassembly between ring gear 8 and the 2 inboards of switching room, switching dish 5 is close to 1 side surface of infrared appearance that zooms and is provided with slide rail 12, still be provided with locating component between switching dish 5 and the switching room 2, switching room 2 keeps away from 1 one end surface of infrared appearance that zooms and rotates through the pivot and installs protection casing 15, still be provided with spacing subassembly between protection casing 15 and the switching room 2.

Specifically, the direction subassembly is including offering the guide way 9 in ring gear 8 side surface to and fixing the uide pin 10 at switching room 2 inside surface, and uide pin 10 slides inside guide way 9, and guide way 9 and uide pin 10 are crisscross two sets of settings, and turned angle is 180, and the stability when direction group will strengthen little taper sleeve 6 and big taper sleeve 7 and switch in this embodiment, and 180 sets up and still play the positioning action, the skew of position when avoiding switching.

Specifically, locating component is including setting up the fixture block 13 and the first spacing spring 14 of fixture block 13 bottom at the inside both ends of slide rail 12 to and fix the spacer pin 11 on switching over 2 surfaces, spacer pin 11 slides and still is in the inside while of slide rail 12 with fixture block 13 block each other under the effect of first spacing spring 14, locating component is used for the location after little taper sleeve 6 and big taper sleeve 7 switch in this embodiment, guarantee to switch the back and zoom infrared appearance 1, switching over 2 internals complete coordination.

Specifically, spacing subassembly is including seting up two spacing grooves 16 on switching room 2 surface to and set up the spacing post 17 that is close to switching room 2 one end at protection casing 15, spacing post 17 is close to protection casing 15 one end and passes through second limiting spring 18 rather than elastic connection, spacing post 17 passes through second limiting spring 18 and spacing groove 16 block each other, spacing subassembly plays the protection casing 15 in this embodiment and uses and spacing when protecting, stability when promoting the use and protecting.

Specifically, the limiting column 17 and the second limiting spring 18 are arranged symmetrically in two sets, one set is clamped with the upper end limiting groove 16, the other set is clamped with the lower end limiting groove 16, and the two sets of limiting components are matched for use in the embodiment, so that the protective cover 15 is turned over by 180 degrees when in use and closed.

Specifically, the lens hole 3, the light transmission opening 4 and the small taper sleeve 6 or the large taper sleeve 7 are concentric, and a through hole with the same diameter as the lens hole 3 is formed in one end, close to the zoom infrared instrument 1, of the small taper sleeve 6 and the large taper sleeve 7 in the embodiment, so that the joint of the zoom infrared instrument 1 and the switching chamber 2 cannot transmit light after the two are switched.

The utility model discloses a theory of operation and use flow: the utility model discloses during the use, overturn clockwise downwards through the pivot of being connected with switching room 2 with protection casing 15, spacing post 17 breaks away from in upper end spacing inslot 16 under second spacing spring 18 and the effect of upset power, then can open protection casing 15 and spacing at lower extreme spacing inslot 16 inside with spacing post 17 through rotating the card, 1 light of infrared appearance that becomes burnt during the use passes through internal lens, then pass lens hole 3,

little taper sleeve

6 and 4 outside transmission light of printing opacity mouth, when needing the adjustment irradiation range, rotate ring gear 8, ring gear 8 drives and switches dish 5 and little taper sleeve 6, big taper sleeve 7 rotates simultaneously, 11 breaks away from in the fixture block 13 upper end of slide rail 12 one side at the spacer pin this moment, and slide in slide rail 12 inside, twist 180, opposite side fixture block 13 is spacing with its and 11 block of spacer pin under first spacing spring 14 effect, big taper sleeve 7 and aperture 3 this moment, printing opacity mouth 4 corresponds each other, overturn anticlockwise and can protect the completion after the use.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A dynamic zoom infrared super-surface lens comprises a zoom infrared instrument (1), and is characterized in that: zoom infrared appearance (1) front end fixed mounting have switch room (2), switch room (2) and be close to zoom infrared appearance (1) one end and seted up lens hole (3), switch room (2) are kept away from zoom infrared appearance (1) one end and have been seted up light-permeable opening (4), switch room (2) inside rotation is provided with switch dish (5), switch dish (5) inside one end is fixed and is provided with little taper sleeve (6), and the other end is then fixed and is provided with big taper sleeve (7), switch dish (5) annular surface is fixed and is provided with ring gear (8), ring gear (8) and switch room (2) are inboard between be provided with the direction subassembly, switch dish (5) are close to infrared appearance (1) a side surface and are provided with slide rail (12), still be provided with locating component between switch dish (5) and switch room (2), switch room (2) keep away from zooming infrared appearance (1) one end surface and rotate through the pivot and install protection casing (15), still be provided with the spacing subassembly between protection casing (15) and the switch room (2).

2. A dynamic zoom infrared super-surface lens as defined in claim 1, wherein: the guide assembly comprises a guide groove (9) formed in the side surface of the gear ring (8) and a guide pin (10) fixed on the inner side surface of the switching chamber (2), the guide pin (10) slides inside the guide groove (9), the guide groove (9) and the guide pin (10) are arranged in two staggered groups, and the rotation angle is 180 degrees.

3. A dynamic zoom infrared super surface lens, as defined in claim 1, wherein: the positioning assembly comprises a clamping block (13) arranged at two ends inside the sliding rail (12), a first limiting spring (14) arranged at the bottom of the clamping block (13), and a limiting pin (11) fixed on the surface of the switching chamber (2), wherein the limiting pin (11) slides inside the sliding rail (12) and is clamped with the clamping block (13) under the action of the first limiting spring (14).

4. A dynamic zoom infrared super-surface lens as defined in claim 1, wherein: spacing subassembly is including offering two spacing grooves (16) on switching room (2) surface to and set up spacing post (17) that are close to switching room (2) one end in protection casing (15), spacing post (17) are close to protection casing (15) one end and pass through second spacing spring (18) and its elastic connection, spacing post (17) are through second spacing spring (18) and spacing groove (16) block each other.

5. The dynamically variable focus infrared super surface lens of claim 4, wherein: the limiting columns (17) and the second limiting springs (18) are symmetrically arranged in two groups, one group is clamped with the limiting groove (16) at the upper end, and the other group is clamped with the limiting groove (16) at the lower end.

6. A dynamic zoom infrared super surface lens, as defined in claim 1, wherein: the lens hole (3), the light transmission opening (4) and the small taper sleeve (6) or the large taper sleeve (7) are concentric.