CN217821061U

CN217821061U - High-definition endoscopic infrared optical lens

Info

Publication number: CN217821061U
Application number: CN202221865439.7U
Authority: CN
Inventors: 王立佳; 眭杰
Original assignee: Shanghai Shujia Technology Development Co ltd
Current assignee: Shanghai Shujia Technology Development Co ltd
Priority date: 2022-07-19
Filing date: 2022-07-19
Publication date: 2022-11-15
Anticipated expiration: 2032-07-19

Abstract

The utility model discloses an endoscopic infrared optical lens of formula is looked in to high definition, including preceding installation lens cone, preceding installation lens cone rear end is installed the back and is installed the lens cone, the optical lens piece is installed in the terminal surface embedding before the inboard of preceding installation lens cone, preceding installation lens cone front end is located optical lens piece outside position department and is provided with front end installation beam ring, the protective sheath is agreed with through the screw thread in the front end installation beam ring outside, terminal surface embedding fixed mounting has protective lens piece before the protective sheath inboard, the utility model discloses a front end of installation lens cone sets up front end installation beam ring and conveniently carries out quick connection installation with the protective sheath, and comes the convenient optical lens piece to the preceding installation lens cone of conveniently through protective sheath and inside protective lens to protect to realize keeping apart optical lens piece and external world, make optical lens piece its surface appear scraping the flower and be infected with the phenomenon of dust when not using, guarantee that it can effectually see interior peeping work.

Description

High-definition endoscopic infrared optical lens

Technical Field

The utility model relates to an infrared optical lens technical field specifically is an endoscopic infrared optical lens of formula is peeped to high definition.

Background

The infrared optical lens is also called as an infrared thermal imaging lens, mainly converges infrared light emitted by an object to an image sensor (chip) through a lens group, converts photoelectric signals by the chip, and finally forms a thermal infrared image consisting of thermal infrared ray difference between the object and a background, and along with popularization of infrared technology application, the infrared optical lens often exists in the fields of night vision, gun aiming, vehicle-mounted and the like, and in the industrial manufacturing process, the infrared optical lens is also used for monitoring the interior in the industrial manufacturing process, and is pushed by an electric pusher, so that the infrared optical lens acquires an internal image in an endoscopic mode;

however, before the current endoscopic infrared optical lens is actually used, the optical lens at the front end of the current endoscopic infrared optical lens is directly exposed due to the lack of an isolation protection component, so that the surface of the optical lens is easily scratched and contaminated by dust, and even more easily directly damaged, thereby not only affecting the subsequent endoscopic work of the lens, but also causing resource loss and increasing the cost.

SUMMERY OF THE UTILITY MODEL

The utility model provides an endoscopic infrared optical lens of high definition, it puts forward current endoscopic infrared optical lens before the in-service use to effectively solve among the above-mentioned background art, because the optical lens of its front end lacks the subassembly of isolation protection, make optical lens directly expose, thereby make the optical lens surface easily produce the phenomenon of scraping the flower and being infected with the dust, more even person easily produces direct damage, thereby not only cause the influence for the endoscopic work of follow-up camera lens, the loss of resource has also been caused simultaneously, the problem of cost is increased.

In order to achieve the above object, the utility model provides a following technical scheme: a high-definition endoscopic infrared optical lens comprises a front mounting lens barrel, wherein a rear mounting lens barrel is mounted at the rear end of the front mounting lens barrel, an optical lens is embedded and mounted on the front end surface of the inner side of the front mounting lens barrel, a front end mounting collar is arranged at the position, located on the outer side of the optical lens, of the front end of the front mounting lens barrel, a protective sleeve is fitted and mounted on the outer side of the front end mounting collar through threads, and a protective lens is fixedly mounted on the front end surface of the inner side of the protective sleeve in an embedded manner;

the rear end of the rear mounting lens cone is fixedly provided with a rear end connecting ring seat, the side end of the rear end connecting ring seat is provided with an embedding clamping groove at equal angles, one side end inside the embedding clamping groove is fixedly bonded with an extrusion rubber clamping strip, the outer side of the rear end connecting ring seat is sleeved with a connecting outer protecting cover, the connecting outer protecting cover is fixedly connected with a limiting clamping seat at the corresponding position of the side edge end and the clamping groove, the connecting outer protecting cover is connected with the clamping groove through the limiting clamping seat at the inner side in a clamping manner, and one edge part of the limiting clamping seat is in close contact with the edge part of the extrusion rubber clamping strip.

Preferably, the inner side surface of the protective sleeve is provided with an internal thread, the outer side surface of the front end mounting collar is provided with an external thread, the protective sleeve and the front end mounting collar are in fit connection through the internal thread and the external thread, and the edge part of the front end mounting collar is bonded with a sealing ring.

Preferably, the limiting clamping seat and the clamping groove are L-shaped, and a circular chamfer is arranged at the contact position of one edge of the extrusion rubber clamping strip and the limiting clamping seat.

Preferably, the rear end face of the rear mounting lens cone is provided with a gluing groove at the position of the edge of the rear end connecting ring seat, an extrusion sealing rubber ring is fixedly embedded into the inner side of the gluing groove, and an extrusion strip is bonded at the position of the inner side end face of the connecting outer protecting cover corresponding to the extrusion sealing rubber ring.

Preferably, after the connection outer protecting cover is connected with the rear end connecting ring seat in a clamping manner, the extrusion strip is in close contact with the extrusion sealing rubber ring.

Preferably, the surface of the outer side of the rear mounting lens barrel is uniformly provided with an external protective edge, the outer side of the front mounting lens barrel is sleeved with a protective sleeve ring, and the surface of the outer side of the protective sleeve ring is uniformly provided with protective adhesive tapes.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization:

1. the protective sleeve is convenient to be quickly connected and mounted by arranging the front end mounting collar at the front end of the front mounting lens cone, and the optical lenses in the front mounting lens cone are convenient to be protected by the protective sleeve and the protective lenses inside the protective sleeve, so that the optical lenses are isolated from the outside, the phenomena of scratching and dust contamination on the surfaces of the optical lenses can be avoided when the optical lenses are not used, and the endoscopic work can be effectively carried out;

simultaneously, through the screw thread fit connection between protective sheath and the front end installation collar, convenient quick convenient with protective sheath and protective lens in the front the tip of installation lens cone connect and dismantle, the simple operation for optical lens is more convenient when peeping the use.

2. The connection outer protecting cover and the rear end connecting ring seat are conveniently and quickly aligned and clamped through the clamping grooves, the rubber clamping strips and the limiting clamping seats, so that the connection between the connection outer protecting cover and the rear end connecting ring seat is more convenient, the limiting clamping seats after position clamping can have preliminary limiting capacity through the clamping grooves and the limiting clamping seats in the L-shaped design, and meanwhile, the limiting clamping seats are stable in position after clamping by combining the extrusion effect between the rubber clamping strips and the limiting clamping seats, so that the connection outer protecting cover and the rear end connecting ring seat have higher stability after connection, and the connection outer protecting cover and the rear end connecting ring seat are convenient to operate and convenient to disassemble;

the bonding of the sealing rubber ring is conveniently extruded through the gluing groove, and the connection of the outer protecting cover and the rear end connecting ring seat through the contraposition extrusion between the sealing rubber ring and the extrusion strip is ensured, so that the connecting tightness is higher after the connection between the outer protecting cover and the rear end connecting ring seat, and the lens in the rear mounting lens barrel is prevented from being affected due to the generation of a gap after the connection.

3. The outer side of the rear mounting lens cone is conveniently protected through the outer protective edge, so that the rear mounting lens cone cannot be rigidly damaged when external stress is in contact with the rear mounting lens cone, and the outer side of the front mounting lens cone is conveniently protected through the protective lantern ring and the protective rubber strip at the edge part of the protective lantern ring, so that the rear mounting lens cone can be prevented from being damaged due to the external stress;

the outer sides of the front mounting lens barrel and the rear mounting lens barrel are protected, so that the position of the inner lenses of the front mounting lens barrel and the rear mounting lens barrel cannot be deviated when the inner lenses are collided by the outside.

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 diagram of the present invention;

FIG. 2 is a schematic view of the front end mounting collar of the present invention;

fig. 3 is a schematic view of the mounting structure of the rear end connection ring seat of the present invention;

FIG. 4 is a schematic view of the protective sheath of the present invention;

FIG. 5 is a schematic view of the structure of the outer protecting cover of the present invention;

the reference numbers in the figures: 1. a front mounting lens barrel; 2. a lens barrel is arranged at the back; 3. an optical lens; 4. the front end is provided with a binding ring; 5. a protective sleeve; 6. a protective lens; 7. the rear end is connected with a ring seat; 8. a clamping groove is embedded; 9. extruding the rubber clamping strip; 10. connecting an outer protecting cover; 11. a limiting clamping seat; 12. gluing a groove; 13. extruding the sealing rubber ring; 14. extruding the strip; 15. external edge protection; 16. a protective collar; 17. a protective adhesive tape.

Detailed Description

The preferred embodiments of the present invention will be described hereinafter with reference to the accompanying drawings, and it should be understood that the preferred embodiments described herein are merely for purposes of illustration and explanation, and are not intended to limit the present invention.

Example (b): as shown in figures 1-5, the utility model provides a technical solution, a high definition endoscopic infrared optical lens, comprising a front mounting lens barrel 1, a rear mounting lens barrel 2 mounted at the rear end of the front mounting lens barrel 1, infrared lenses clamped inside the front mounting lens barrel 1 and the rear mounting lens barrel 2, an external protective edge 15 uniformly arranged on the outer surface of the rear mounting lens barrel 2, a protective sleeve ring 16 sleeved on the outer surface of the front mounting lens barrel 1, and a protective adhesive tape 17 uniformly arranged on the outer surface of the protective sleeve ring 16, which is convenient for providing protection for the outer sides of the rear mounting lens barrel 2 and the front mounting lens barrel 1 through the external protective edge 15 and the protective adhesive tape 17, thereby preventing the rear mounting lens barrel 2 and the front mounting lens barrel 1 from being directly damaged when colliding, and an optical lens 3 embedded in the front end surface of the inner side of the front mounting lens barrel 1, the front end of the front mounting lens barrel 1 is provided with a front mounting binding ring 4 at the position outside the optical lens 3, the outer side of the front mounting binding ring 4 is provided with a protective sleeve 5 through thread fit, the front end surface of the inner side of the protective sleeve 5 is embedded and fixedly provided with a protective lens 6, the inner side surface of the protective sleeve 5 is provided with an internal thread, the outer side surface of the front mounting binding ring 4 is provided with an external thread, the protective sleeve 5 is in fit connection with the front mounting binding ring 4 through the internal thread and the external thread, the edge part of the front mounting binding ring 4 is bonded with a sealing ring, so that the protective sleeve 5 is conveniently and quickly connected with the front mounting binding ring 4, the protective sleeve 5 is conveniently opened, and meanwhile, the protective sleeve 5 is connected with the front mounting binding ring 4 to form higher air tightness, and the surface pollution of the optical lens 3 is prevented;

the rear end fixed mounting of back installation lens cone 2 has rear end connecting ring seat 7, clamping groove 8 has been seted up to angles such as 7 limits of rear end connecting ring seat, and the inside side end of clamping groove 8 of clamping groove is fixed to bond has extrusion rubber card strip 9, connect outer protecting cover 10 has been cup jointed in the rear end connecting ring seat 7 outside, connect the inboard side end of outer protecting cover 10 and the corresponding position department fixedly connected with spacing cassette 11 of clamping groove 8 of clamping groove, connect outer protecting cover 10 through the block between its inboard spacing cassette 11 and the clamping groove 8 of clamping groove, and spacing cassette 11 limit portion and extrusion rubber card strip 9 limit portion in close contact with, spacing cassette 11 is the L type with clamping groove 8 of clamping, be convenient for the block between spacing cassette 11 and the clamping groove 8 to be connected, and conveniently restrict the position of spacing cassette 11 through the design of L type, one side portion of extrusion rubber card strip 9 is provided with circular chamfer with the contact department of spacing cassette 11, and be connected through the contact between extrusion rubber card strip 9 and the spacing cassette 11, further guarantee the stability of spacing cassette 11 joint position.

The rear end face of the rear mounting lens barrel 2 is located at the position of the edge of the rear end connecting ring seat 7, a gluing groove 12 is formed in the position of the edge of the rear end connecting ring seat 7, an extrusion sealing rubber ring 13 is fixedly bonded to the inner side of the gluing groove 12 in an embedded mode, an extrusion strip 14 is bonded to the position corresponding to the extrusion sealing rubber ring 13 on the inner side of the connecting outer protecting cover 10, the outer protecting cover 10 and the rear end connecting ring seat 7 are connected in a clamped mode, the extrusion strip 14 is in tight contact with the extrusion sealing rubber ring 13, and the connecting position between the outer protecting cover 10 and the rear end connecting ring seat 7 after connection is high in connection tightness, so that the inside of the lens is high in sealing performance.

The utility model discloses a theory of operation and use flow: before the high-definition endoscopic infrared optical lens is used, the protective sleeve 5 is conveniently connected and installed through the front end installation collar 4 arranged at the front end of the front installation lens cone 1, the optical lens 3 in the front installation lens cone 1 is conveniently protected through the protective sleeve 5 and the protective lens 6 inside the protective sleeve 5, so that the surface of the optical lens 3 cannot generate the phenomena of scraping and dust contamination when the optical lens is not used, the optical lens can be ensured to effectively perform endoscopic work, in addition, the protective sleeve 5 is in fit connection with the front end installation collar 4 through threads, the protective sleeve 5 and the protective lens 6 can be conveniently, rapidly and conveniently connected and detached from the end part of the front installation lens cone 1, the operation is convenient, and the optical lens is more convenient to use during endoscopic work;

moreover, when the lens is transported, installed and used, the outer side of the rear mounting lens cone 2 is conveniently protected through the outer protective edge 15 uniformly arranged on the outer side of the rear mounting lens cone 2, so that the rear mounting lens cone 2 cannot be rigidly damaged when external stress is in contact with the rear mounting lens cone 2, the outer side of the front mounting lens cone 1 is conveniently protected through the protective lantern ring 16 and the protective rubber strip 17 on the edge of the protective lantern ring, so that the rear mounting lens cone 2 can be prevented from being damaged due to the external stress, and the outer sides of the front mounting lens cone 1 and the rear mounting lens cone 2 are protected, so that the inner lenses of the front mounting lens cone 1 and the rear mounting lens cone 2 cannot be displaced when the lenses are collided by the outside;

in addition, before use, the connection outer protecting cover 10 and the rear end connecting ring seat 7 are conveniently and quickly aligned and clamped through the clamping groove 8, the extrusion rubber clamping strip 9 and the limiting clamping seat 11, so that connection between the connection outer protecting cover and the rear end connecting ring seat is more convenient, the limiting clamping seat 11 after position clamping can have preliminary limiting capacity through the clamping groove 8 and the limiting clamping seat 11 which are designed in an L shape, meanwhile, the limiting clamping seat 11 is stable in position after clamping by combining the extrusion effect between the extrusion rubber clamping strip 9 and the limiting clamping seat 11, so that the connection outer protecting cover 10 and the rear end connecting ring seat 7 have higher stability after connection, and the connection outer protecting cover 10 and the rear end connecting ring seat 7 are ensured to have higher connection tightness after connection through the alignment extrusion connection between the extrusion strip 14 and the extrusion sealing rubber ring 13, so that a gap is prevented from being generated between the connection outer protecting cover 10 and the rear end connecting ring seat 7, and lenses inside the rear mounting lens cone 2 are influenced;

and conveniently will connect external protection cover 10 through this joint and carry out quick dismantlement to it is more convenient when overhauing and wiring the use to make people to infrared optical lens, and at last, when peeping at the during operation, impel infrared optical lens together with infrared detector to the region that needs peep at through electronic propeller, assemble on the detected optical signal to the detector through the battery of lens in the infrared optical lens, carry out the conversion that optical signal to the signal of telecommunication by detector and back way again, thereby accomplish the interior peeping work among the industrial application.

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 above, 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. The utility model provides an endoscopic infrared optical lens of high definition, includes preceding installation lens cone (1), back installation lens cone (2) are installed to preceding installation lens cone (1) rear end, preceding terminal surface embedding is installed optical lens (3), its characterized in that before preceding installation lens cone (1) inboard: a front-end mounting collar (4) is arranged at the position, located on the outer side of the optical lens (3), of the front end of the front mounting lens barrel (1), a protective sleeve (5) is arranged on the outer side of the front-end mounting collar (4) in a fit manner through threads, and a protective lens (6) is fixedly installed on the front end face of the inner side of the protective sleeve (5) in an embedded manner;

rear end fixed mounting of back installation lens cone (2) has rear end connecting ring seat (7), clamping slot (8) have been seted up to angles such as rear end connecting ring seat (7) limit end, and clamping slot (8) inside one side end fixed bonding has extrusion rubber card strip (9), connection external protection lid (10) have been cup jointed in the rear end connecting ring seat (7) outside, connect the inboard limit end of external protection lid (10) and correspond spacing cassette (11) of position department fixedly connected with of clamping slot (8), connect between external protection lid (10) through its inboard spacing cassette (11) and clamping slot (8) block and be connected, and spacing cassette (11) a limit portion and extrusion rubber card strip (9) limit portion in close contact with.

2. The high definition endoscopic infrared optical lens according to claim 1, characterized in that: the inner side face of the protective sleeve (5) is provided with an internal thread, the outer side face of the front end mounting binding ring (4) is provided with an external thread, the protective sleeve (5) and the front end mounting binding ring (4) are in fit connection through the internal thread and the external thread, and the edge of the front end mounting binding ring (4) is bonded with a sealing ring.

3. The high definition endoscopic infrared optical lens according to claim 1, characterized in that: the limiting clamping seat (11) and the clamping groove (8) are L-shaped, and a circular chamfer is arranged at the contact position of one edge of the extrusion rubber clamping strip (9) and the limiting clamping seat (11).

4. The high definition endoscopic infrared optical lens according to claim 1, characterized in that: the rear end face of the rear mounting lens cone (2) is located at the position of the edge of the rear connecting ring seat (7) and is provided with a gluing groove (12), an extrusion sealing rubber ring (13) is fixedly embedded into the inner side of the gluing groove (12), and an extrusion strip (14) is bonded to the position corresponding to the extrusion sealing rubber ring (13) on the inner side end face of the outer protective cover (10).

5. The high definition endoscopic infrared optical lens according to claim 4, characterized in that: after the connection outer protecting cover (10) and the rear end connecting ring seat (7) are connected in a clamping manner, the extrusion strip (14) is in close contact with the extrusion sealing rubber ring (13).

6. The high definition endoscopic infrared optical lens according to claim 1, characterized in that: the outer side surface of the rear mounting lens barrel (2) is uniformly provided with external protective ribs (15), the outer side of the front mounting lens barrel (1) is sleeved with a protective sleeve ring (16), and the outer side surface of the protective sleeve ring (16) is uniformly provided with protective adhesive tapes (17).