CN214375356U - Intelligent camera shooting plane large-angle Fresnel lens - Google Patents
Intelligent camera shooting plane large-angle Fresnel lens Download PDFInfo
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- CN214375356U CN214375356U CN202120638760.0U CN202120638760U CN214375356U CN 214375356 U CN214375356 U CN 214375356U CN 202120638760 U CN202120638760 U CN 202120638760U CN 214375356 U CN214375356 U CN 214375356U
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Abstract
The utility model relates to the technical field of lenses, in particular to a planar large-angle Fresnel lens for intelligent camera shooting, which comprises an installation outer edge, a lens body, a lens cavity and a third focusing lens, wherein the lens body is integrally and obliquely connected with the installation outer edge; the second light condensation area comprises a fourth light condensation sheet, a fifth light condensation sheet and a sixth light condensation sheet, and the first light condensation area and the second light condensation area are both flat mirror grains; the utility model discloses use at cooperation intelligent camera, can strengthen the listening of distance and wide angle greatly, and first light zone of gathering and second light zone of gathering are the level crossing line, broken through in the past this type of application only can fix and use the figurative lens appearance of hemisphere outside, further strengthen detection distance and angle, it is sensitive very much to listen to object lateral shifting moreover.
Description
Technical Field
The utility model relates to a lens technology field especially relates to an intelligence is made a video recording and is used plane wide-angle fresnel lens.
Background
The Fresnel human body infrared sensing lens is an essential accessory for the display function of intelligent household products such as cameras and cameras; the infrared light collecting device has the function of collecting infrared light emitted by an external human body, and then focusing the infrared light on the surface of the sensor, so that intelligent household products such as a camera and a camera can detect the infrared light emitted by the human body when the human body moves, and accordingly, the intelligent household products are started and capture images.
Nowadays, due to the improvement of living standard, people require more and more accurate to the human infrared detection of above-mentioned product, and the improvement of precision means that need lens can acquire farther, the angle is bigger, the more accurate infrared light of scope to can't break through the lens that uses the hemisphere type to the molding of lens. However, the lens on the market at present cannot meet the above requirements of "farther, larger angle and more precise range" due to technical problems, so that the performance of the camera and the video camera cannot meet the requirements of people and the modeling is limited. However, in practical use, the fresnel lens still has some disadvantages when being used for the intelligent camera, for example, in use, the flat mirror pattern detection distance is small, the angle is small, which causes inaccurate detection, and the appearance solidification needs to be further improved.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a use at cooperation intelligent camera, can strengthen the listening of distance and wide-angle greatly, and first gather light zone and second gather light zone and be the level crossing line, further strengthen listening distance and angle, listen very sensitive intelligence to object lateral shifting moreover and make a video recording with plane wide-angle fresnel lens.
The utility model adopts the technical proposal that: a planar large-angle Fresnel lens for intelligent shooting comprises an installation outer edge and a lens body which is integrated and obliquely connected to the installation outer edge, wherein a lens cavity is formed in one surface, corresponding to the installation outer edge, of the lens body, the lens cavity is provided with a first light gathering area and a second light gathering area, and the first light gathering area comprises a first light gathering sheet, second light gathering sheets symmetrically arranged on two sides of the first light gathering sheet and third light gathering sheets symmetrically arranged on two sides of the second light gathering sheet; the second light-gathering area comprises a fourth light-gathering piece connected with the first light-gathering piece, a fifth light-gathering piece symmetrically arranged on the fourth light-gathering piece and connected with the second light-gathering piece, and sixth light-gathering pieces arranged on two sides of the fourth light-gathering piece and connected with the third light-gathering piece, and the first light-gathering area and the second light-gathering area are both plane mirror grains.
In a further improvement of the above solution, the mounting outer edge is convex towards the outer edge of the lens body.
The further improvement of the scheme is that one side of the mounting outer edge is provided with a mounting and positioning table.
The further improvement of the scheme is that one surface of the lens body, which is far away from the lens cavity, is an outer convex surface.
In a further improvement of the above, the area of the first light gathering region is larger than the area of the second light gathering region.
The further improvement of the scheme is that the height dimension of the first light-gathering sheet is 12.0mm +/-0.5 mm, and the width dimension of the first light-gathering sheet is 4.0mm +/-0.5 mm.
In a further improvement of the above solution, the second poly-optic sheet has a height dimension of 12.0mm ± 0.5mm and a width dimension of 4.0mm ± 0.5 mm.
The further improvement of the scheme is that the height dimension of the third polaroid is 13.5mm +/-0.5 mm, and the width dimension of the third polaroid is 6.5mm +/-0.5 mm.
The further improvement of the scheme is that the height dimension of the fourth light-gathering sheet is 5.0mm +/-0.5 mm, and the width dimension of the fourth light-gathering sheet is 4.0mm +/-0.5 mm.
The scheme is further improved in that the height dimension of the fifth light-gathering sheet is 5.0mm +/-0.5 mm, and the width dimension of the fifth light-gathering sheet is 4.0mm +/-0.5 mm; the height dimension of the sixth light-gathering piece is 4.0mm +/-0.5 mm, and the width dimension of the sixth light-gathering piece is 6.0mm +/-0.5 mm.
The utility model has the advantages that:
compare traditional fresnel lens, the utility model provides a problem that the long distance and the wide-angle lens degree of difficulty are high, adopted convex lens to set up corresponding spotlight district structure, use at the cooperation intelligent camera, can strengthen the listening of distance and wide-angle greatly, and first spotlight district and second spotlight district are the level crossing line, further strengthen detection distance and angle, listen very sensitively to object lateral shifting moreover. The lens comprises a mounting outer edge and a lens body which is integrated and obliquely connected with the mounting outer edge, wherein a lens cavity is arranged on one surface of the lens body corresponding to the mounting outer edge, the lens cavity is provided with a first light gathering area and a second light gathering area, and the first light gathering area comprises a first light gathering sheet, second light gathering sheets symmetrically arranged on two sides of the first light gathering sheet and third light gathering sheets symmetrically arranged on two sides of the second light gathering sheet; the second light-gathering area comprises a fourth light-gathering piece connected with the first light-gathering piece, a fifth light-gathering piece symmetrically arranged on the fourth light-gathering piece and connected with the second light-gathering piece, and sixth light-gathering pieces arranged on two sides of the fourth light-gathering piece and connected with the third light-gathering piece, and the first light-gathering area and the second light-gathering area are both plane mirror grains. The light-gathering sheets which are symmetrical and corresponding to each other are adopted, the structure is reliable, and the detection distance and angle are enhanced.
Drawings
Fig. 1 is a schematic perspective view of a fresnel lens according to the present invention;
FIG. 2 is a schematic side view of the Fresnel lens shown in FIG. 1;
FIG. 3 is a schematic front view of the Fresnel lens shown in FIG. 1;
FIG. 4 is a cross-sectional view A-A of FIG. 3;
fig. 5 is a sectional view of B-B in fig. 3.
Description of reference numerals: the mounting outer edge 1, the mounting positioning table 11, the lens body 2, the lens cavity 3, the first light-gathering area 4, the first light-gathering sheet 41, the second light-gathering sheet 42, the third light-gathering sheet 43, the second light-gathering area 5, the fourth light-gathering sheet 51, the fifth light-gathering sheet 52 and the sixth light-gathering sheet 53.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
As shown in fig. 1 to 5, a planar large-angle fresnel lens for intelligent camera shooting comprises an installation outer edge 1 and a lens body 2 which is integrally and obliquely connected to the installation outer edge 1, wherein a lens cavity 3 is arranged on one surface of the lens body 2 corresponding to the installation outer edge 1, the lens cavity 3 is provided with a first light gathering area 4 and a second light gathering area 5, and the first light gathering area 4 comprises a first light gathering sheet 41, second light gathering sheets 42 symmetrically arranged at two sides of the first light gathering sheet 41, and third light gathering sheets 43 symmetrically arranged at two sides of the second light gathering sheet 42; the second light-gathering area 5 includes a fourth light-gathering sheet 51 connected to the first light-gathering sheet 41, a fifth light-gathering sheet 52 symmetrically disposed on the fourth light-gathering sheet 51 and connected to the second light-gathering sheet 42, and sixth light-gathering sheets 53 disposed on two sides of the fourth light-gathering sheet 51 and connected to the third light-gathering sheet 43, and the first light-gathering area 4 and the second light-gathering area 5 are both flat mirror patterns.
The installation is outer along 1 protruding towards the outer edge of the lens body 2, and the installation of the protruding fixed mounting who makes things convenient for the structure through outer edge uses, and the installation of cooperation intelligent camera is used for lens to listen.
The installation is followed 1 one side outward and is equipped with installation location platform 11, and installation location platform 11 can further guarantee the location effect of structure, and structural reliability is strong, and the precision is high, and stability is good.
The lens body 2 deviates from the lens cavity 3 and is an outer convex surface, and the detection effect can be further ensured by adopting the outer convex surface, so that the detection distance and the detection angle are enhanced.
The area of first spotlight region 4 is greater than the area of second spotlight region 5, adopts the spotlight region of different area sizes, and then can guarantee the spotlight effect and the subsequent detection of structure.
In this embodiment, the height dimension of the first light-collecting sheet 41 is 12.1mm ± 0.5mm, and the width dimension thereof is 3.8mm ± 0.5 mm.
The height dimension of the first light-gathering sheet 41 is 12.0mm +/-0.5 mm, and the width dimension is 4.0mm +/-0.5 mm; the second polaroid 42 has a height dimension of 12.0mm +/-0.5 mm and a width dimension of 4.0mm +/-0.5 mm; the third polaroid 43 has a height dimension of 13.5mm +/-0.5 mm and a width dimension of 6.5mm +/-0.5 mm.
The fourth condensing sheet 51 has a height dimension of 5.0mm + -0.5 mm and a width dimension of 4.0mm + -0.5 mm. The height dimension of the fifth light-gathering sheet 52 is 5.0mm +/-0.5 mm, and the width dimension thereof is 4.0mm +/-0.5 mm; the height dimension of the sixth light-gathering sheet 53 is 4.0mm +/-0.5 mm, and the width dimension thereof is 6.0mm +/-0.5 mm.
The utility model provides a problem that the long distance and the wide-angle lens degree of difficulty are high, adopted convex lens to set up the spotlight district structure that corresponds, use at the cooperation intelligent camera, can strengthen the detection of distance and wide-angle greatly, and first spotlight district 4 and second spotlight district 5 are the level crossing line, further strengthen detecting distance and angle, it is sensitive very much to listen to object lateral shifting moreover. Specifically, the installation outer edge 1 and the lens body 2 which is integrated and obliquely connected to the installation outer edge 1 are arranged, one surface of the lens body 2 corresponding to the installation outer edge 1 is provided with a lens cavity 3, the lens cavity 3 is provided with a first light gathering area 4 and a second light gathering area 5, and the first light gathering area 4 comprises a first light gathering sheet 41, second light gathering sheets 42 symmetrically arranged at two sides of the first light gathering sheet 41 and third light gathering sheets 43 symmetrically arranged at two sides of the second light gathering sheet 42; the second light-gathering area 5 includes a fourth light-gathering sheet 51 connected to the first light-gathering sheet 41, a fifth light-gathering sheet 52 symmetrically disposed on the fourth light-gathering sheet 51 and connected to the second light-gathering sheet 42, and sixth light-gathering sheets 53 disposed on two sides of the fourth light-gathering sheet 51 and connected to the third light-gathering sheet 43, and the first light-gathering area 4 and the second light-gathering area 5 are both flat mirror patterns. The light-gathering sheets which are symmetrical and corresponding to each other are adopted, the structure is reliable, and the detection distance and angle are enhanced.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. The utility model provides an intelligence is made a video recording and is used plane wide-angle fresnel lens which characterized in that: the lens comprises an installation outer edge and a lens body which is integrated and obliquely connected to the installation outer edge, wherein a lens cavity is arranged on one surface of the lens body corresponding to the installation outer edge, the lens cavity is provided with a first light gathering area and a second light gathering area, and the first light gathering area comprises a first light gathering sheet, second light gathering sheets symmetrically arranged on two sides of the first light gathering sheet and third light gathering sheets symmetrically arranged on two sides of the second light gathering sheet; the second light-gathering area comprises a fourth light-gathering piece connected with the first light-gathering piece, a fifth light-gathering piece symmetrically arranged on the fourth light-gathering piece and connected with the second light-gathering piece, and sixth light-gathering pieces arranged on two sides of the fourth light-gathering piece and connected with the third light-gathering piece, and the first light-gathering area and the second light-gathering area are both plane mirror grains.
2. The intelligent camera flat large-angle fresnel lens according to claim 1, wherein: the mounting outer edge is raised towards the outer edge of the lens body.
3. The intelligent camera flat large-angle fresnel lens according to claim 1, wherein: and an installation positioning table is arranged on one side of the installation outer edge.
4. The intelligent camera flat large-angle fresnel lens according to claim 1, wherein: one surface of the lens body, which is far away from the lens cavity, is an outer convex surface.
5. The intelligent camera flat large-angle fresnel lens according to claim 1, wherein: the area of the first light gathering region is greater than the area of the second light gathering region.
6. The intelligent camera flat large-angle fresnel lens according to claim 1, wherein: the height dimension of the first light-gathering piece is 12.0mm +/-0.5 mm, and the width dimension of the first light-gathering piece is 4.0mm +/-0.5 mm.
7. The intelligent camera flat large-angle fresnel lens according to claim 1, wherein: the height dimension of the second polaroid is 12.0mm +/-0.5 mm, and the width dimension of the second polaroid is 4.0mm +/-0.5 mm.
8. The intelligent camera flat large-angle fresnel lens according to claim 1, wherein: the height dimension of the third polaroid is 13.5mm +/-0.5 mm, and the width dimension of the third polaroid is 6.5mm +/-0.5 mm.
9. The intelligent camera flat large-angle fresnel lens according to claim 1, wherein: the height dimension of the fourth light-gathering piece is 5.0mm +/-0.5 mm, and the width dimension of the fourth light-gathering piece is 4.0mm +/-0.5 mm.
10. The intelligent camera flat large-angle fresnel lens according to claim 1, wherein: the height dimension of the fifth light-gathering piece is 5.0mm +/-0.5 mm, and the width dimension of the fifth light-gathering piece is 4.0mm +/-0.5 mm; the height dimension of the sixth light-gathering piece is 4.0mm +/-0.5 mm, and the width dimension of the sixth light-gathering piece is 6.0mm +/-0.5 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120638760.0U CN214375356U (en) | 2021-03-30 | 2021-03-30 | Intelligent camera shooting plane large-angle Fresnel lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120638760.0U CN214375356U (en) | 2021-03-30 | 2021-03-30 | Intelligent camera shooting plane large-angle Fresnel lens |
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| Publication Number | Publication Date |
|---|---|
| CN214375356U true CN214375356U (en) | 2021-10-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120638760.0U Active CN214375356U (en) | 2021-03-30 | 2021-03-30 | Intelligent camera shooting plane large-angle Fresnel lens |
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| Country | Link |
|---|---|
| CN (1) | CN214375356U (en) |
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2021
- 2021-03-30 CN CN202120638760.0U patent/CN214375356U/en active Active
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