CN114995022A - Lens external heating defogging lens - Google Patents

Abstract

The invention discloses a lens external heating defogging lens, which comprises: the shell mechanism is a mounting and supporting structure of the lens and comprises an outer shell, and the outer shell is of a structure with openings at the upper end and the lower end; the shell end cover is arranged on the outer side of the top end of the outer shell, and the outer shell is in threaded connection with the shell end cover; the heating ring surrounds the periphery of the shell end cover, and is a miniature rapid heater; the first lens is arranged at the topmost end of the inner side of the outer shell, and a clamping structure is formed between the first lens and the shell end cover; the second lens, it sets up the inboard of shell body, the second lens is installed the lower extreme of first lens, this neotype heating defogging camera lens heat the lens in the use, are convenient for detach the water smoke in the camera lens, avoid the inside light transmittance who produces the water smoke influence camera lens of camera lens and cause the camera lens module to make a sound customer's result of use after the formation of image, improve the imaging performance of product.

Description

Lens external heating defogging lens

Technical Field

The invention relates to the technical field of optical lens devices, in particular to a defogging lens with an externally heated lens.

Background

The optical lens is an essential component in a machine vision system, directly influences the quality of imaging quality and influences the realization and effect of an algorithm. The optical lens can be divided into a short-focus lens, a middle-focus lens and a long-focus lens from the focal length; wide-angle, standard and telephoto lenses are arranged according to the field size; a fixed-aperture focusing lens and the like are structurally arranged;

when the existing fixed-focus optical lens starts to work in an environment with large temperature difference, water mist can be generated inside the lens due to the temperature difference, the use effect is influenced by the fuzzy phenomenon on an image display picture, the imaging performance of a product is reduced, and the comfort of a client in use is poor.

Therefore, a lens external heating defogging lens is needed to be designed according to the above problems so as to clear away the water mist of the optical lens and improve the service performance of the optical lens.

Disclosure of Invention

The present invention is directed to a lens external heating defogging lens, which solves the above problems in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: an external lens heating defogging lens comprising:

the shell mechanism is an installation supporting structure of the lens and comprises an outer shell, the outer shell is of a structure with openings at the upper end and the lower end, and installation threads are arranged on the outer surface of the lower end of the outer shell;

the shell end cover is arranged on the outer side of the top end of the shell, the shell is in threaded connection with the shell end cover, and the shell end cover is made of metal;

the heating ring surrounds the periphery of the shell end cover, and is a miniature rapid heater;

the first lens is arranged at the topmost end of the inner side of the outer shell, and a clamping structure is formed between the first lens and the shell end cover;

the second lens is arranged on the inner side of the outer shell, the second lens is arranged at the lower end of the first lens, and the inner concave surface of the second lens is an area where water mist easily appears.

Preferably, the outer case further comprises:

the sealing ring is arranged on the inner side of the outer shell, the sealing ring is arranged at the lower end of the first lens, the sealing ring is filled between the outer shell and a gap where the first lens contacts, and the structure of the sealing ring is of an annular structure.

Preferably, the housing end cap further comprises:

the built-in groove is formed in the outer end of the shell end cover, and the heating ring is clamped on the inner side of the built-in groove.

Preferably, the first lens further comprises:

the water accumulation concave surface is a partial structure of the first lens, and the water accumulation concave surface is an area where water mist easily appears.

Preferably, the second lens further comprises:

and the spacing piece is arranged in the outer shell and is arranged at the lower end of the second lens.

Preferably, the spacer further comprises:

a third lens installed inside the outer case, the third lens being disposed at a lower end of the spacer;

a fourth lens disposed inside the outer housing, the fourth lens being disposed at a lower end of the third lens;

a fifth lens disposed inside the outer housing, the fifth lens being disposed at a lower end of the fourth lens;

and the sixth lens is arranged inside the outer shell and is arranged at the lower end of the fifth lens.

Compared with the prior art, the invention has the beneficial effects that: the novel heating defogging lens adopts a novel structural design, can heat the lens when in use so as to remove water mist on the lens, avoid the water mist generated inside the lens from influencing the use effect due to the fuzzy image on an image display picture, improve the imaging performance of a product and increase the comfort of a client, and has a simpler structure and more convenient use;

utilize the heating ring that sets up outside the casing end cover to generate heat to thereby play the effect of camera lens heating on the heat transfer that sends the heating ring through heat-conducting mode reaches the inside part of camera lens, make the quick volatilization of the water smoke that appears in the camera lens fall, thereby get rid of the water smoke on the lens, in order to reach the purpose that improves camera lens formation of image effect.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front cross-sectional structural view of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention.

In the figure: 1. a housing mechanism; 2. an outer housing; 3. a housing end cap; 4. a built-in groove; 5. heating a ring; 6. a first lens; 7. a water accumulation concave surface; 8. a seal ring; 9. a second lens; 10. a spacer; 11. a third lens; 12. a fourth lens; 13. a fifth lens; 14. a sixth lens; 15. and (5) installing threads.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: an external lens heating defogging lens comprising: the shell mechanism 1 is a mounting and supporting structure of a lens, the shell mechanism 1 comprises an outer shell 2, the outer shell 2 is of a structure with openings at the upper end and the lower end, and mounting threads 15 are arranged on the outer surface of the lower end of the outer shell 2; the outer case 2 further includes: the novel heating defogging lens is characterized by comprising a sealing ring 8, wherein the sealing ring 8 is arranged on the inner side of the outer shell 2, the sealing ring 8 is arranged at the lower end of the first lens 6, the sealing ring 8 is filled between a gap between the outer shell 2 and the first lens 6, the structure of the sealing ring 8 is an annular structure, and the novel heating defogging lens can heat the lens when in use so as to remove water mist on the lens, avoid the phenomenon that the water mist generated inside the lens can blur on an image display picture to influence the use effect, improve the imaging performance of a product and increase the use comfort of a client;

an external lens heating defogging lens comprising: the shell end cover 3 is arranged on the outer side of the top end of the shell 2, the shell 2 is in threaded connection with the shell end cover 3, and the shell end cover 3 is made of metal; the heating ring 5 surrounds the periphery of the shell end cover 3, and the heating ring 5 is a miniature rapid heater; the housing end cover 3 further includes: built-in groove 4, its outer end of seting up at casing end cover 3, the inboard in built-in groove 4 is connected to heating ring 5 joint, and first lens 6 is still including: a water accumulation concave surface 7 which is a partial structure of the first lens 6, the water accumulation concave surface 7 is an area where water mist is easy to appear, the heating ring 5 arranged outside the shell end cover 3 is utilized to heat, and heat emitted from the heating ring 5 is transferred to the lens inner part by means of heat conduction to be heated, so that the area like the ponding concave surface 7 and the inner concave surface of the second lens 9 where the water mist is easy to appear is heated, thereby removing the water mist on the lens to achieve the purpose of improving the observation effect of the lens, and by selecting a proper heating ring 5 with temperature control, so that the temperature change range of the heating ring 5 is between the adjusting range of 0-50 ℃, other additional changes in the lens are avoided, the temperature of the heating ring 5 can be maintained within a set temperature for a long time, and the temperature deviation needs to be controlled within +/-1-2 ℃;

an external lens heating defogging lens comprising: the first lens 6 is arranged at the topmost end of the inner side of the outer shell 2, and a clamping structure is formed between the first lens 6 and the shell end cover 3; second lens 9, it sets up the inboard at outer casing 2, and second lens 9 is installed at the lower extreme of first lens 6, and second lens 9 is still including: spacer 10, it is installed in the inside of shell body 2, and spacer 10 sets up the lower extreme at second lens 9, and spacer 10 is still including: a third lens 11 installed inside the outer case 2, the third lens 11 being disposed at a lower end of the spacer 10; a fourth lens 12 disposed inside the outer case 2, the fourth lens 12 being disposed at a lower end of the third lens 11; a fifth lens 13 disposed inside the outer case 2, the fifth lens 13 being disposed at a lower end of the fourth lens 12; the sixth lens 14 is arranged inside the outer shell 2, and the sixth lens 14 is arranged at the lower end of the fifth lens 13, so that the device is simple to install and convenient to use.

The working principle is as follows: when the device is used, firstly, as shown in figures 1-3, the lens of the lens is installed, firstly, the sixth lens 14 is placed into the outer shell 2 of the shell mechanism 1 from the upper end, then the fifth lens 13, the fourth lens 12 and the third lens 11 are sequentially placed into the outer shell 2, then the spacing piece 10 is prevented into the outer shell 2, then the second lens 9 is placed, then the sealing ring 8 is placed into the outer shell 2, finally the first lens 6 is covered, then the shell end cover 3 is screwed on the outer shell 2 to clamp the lens, the heating ring 5 is hooped on the built-in groove 4 of the shell end cover 3, then the lens device is screwed on the observation equipment through the installation thread 15 at the lower end of the outer shell 2, and the adhesive can be arranged on the end face of the installation thread 15, which is in contact with the outer shell 2, so as to be convenient for combination with the observation equipment, so as to play the effect of connecting and fixing, in the in-process of using, make heating collar 5 work and produce the heat, and then will produce the position of steam easily and carry out the operation of removing water smoke (for example the biggest department of the curvature of the upper and lower terminal surface of ponding concave surface 7, and the topmost department of second lens 9), then on the ponding concave surface 7 with heat transfer to the heat by way of heat conduction, get rid of water smoke, and heating collar 5 will rise the temperature to the setting value in 10-20 seconds, in order to reach the requirement of heating defogging, just so accomplished the use of heating defogging camera lens.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A lens externally heating defogging lens is characterized by comprising:

the shell mechanism (1) is an installation and support structure of a lens, the shell mechanism (1) comprises an outer shell (2), the outer shell (2) is of a structure with openings at the upper end and the lower end, and installation threads (15) are arranged on the outer surface of the lower end of the outer shell (2);

the shell end cover (3) is installed on the outer side of the top end of the shell (2), the shell (2) is in threaded connection with the shell end cover (3), and the shell end cover (3) is made of metal;

the heating ring (5) surrounds the periphery of the shell end cover (3), and the heating ring (5) is a micro rapid heater;

the first lens (6) is arranged at the topmost end of the inner side of the outer shell (2), and a clamping structure is formed between the first lens (6) and the shell end cover (3);

a second lens (9) disposed inside the outer housing (2), the second lens (9) being mounted at a lower end of the first lens (6).

2. An extra-lens heating defogging lens according to claim 1, wherein said outer shell (2) further comprises:

the sealing ring (8) is arranged on the inner side of the outer shell (2), the sealing ring (8) is arranged at the lower end of the first lens (6), the sealing ring (8) is filled between the outer shell (2) and a gap where the first lens (6) is in contact, and the structure of the sealing ring (8) is of an annular structure.

3. An extra-lens heating defogging lens according to claim 1, wherein said housing end cap (3) further comprises:

the built-in groove (4) is arranged at the outer end of the shell end cover (3), and the heating ring (5) is clamped at the inner side of the built-in groove (4).

4. An extra-lens heating defogging lens according to claim 1, wherein said first lens (6) further comprises:

the water accumulation concave surface (7) is a partial structure of the first lens (6), and the water accumulation concave surface (7) is an area where water mist easily appears.

5. An extra-lens heating defogging lens according to claim 1, wherein said second lens (9) further comprises:

the spacing piece (10) is installed inside the outer shell (2), the spacing piece (10) is arranged at the lower end of the second lens (9), and the inner concave surface of the second lens (9) is an area where water mist is easy to appear.

6. An extra-lens heating defogging lens according to claim 5, wherein said spacing sheet (10) further comprises:

a third lens (11) mounted inside the outer casing (2), the third lens (11) being arranged at the lower end of the spacer (10);

a fourth lens (12) disposed inside the outer case (2), the fourth lens (12) being disposed at a lower end of the third lens (11);

a fifth lens (13) disposed inside the outer housing (2), the fifth lens (13) being disposed at a lower end of the fourth lens (12);

a sixth lens (14) disposed inside the outer housing (2), the sixth lens (14) being disposed at a lower end of the fifth lens (13).

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