CN211454008U - Concave type is fresnel lens for intelligent camera - Google Patents
Concave type is fresnel lens for intelligent camera Download PDFInfo
- Publication number
- CN211454008U CN211454008U CN202020402957.XU CN202020402957U CN211454008U CN 211454008 U CN211454008 U CN 211454008U CN 202020402957 U CN202020402957 U CN 202020402957U CN 211454008 U CN211454008 U CN 211454008U
- Authority
- CN
- China
- Prior art keywords
- light
- gathering
- concave
- fresnel lens
- sheet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Studio Devices (AREA)
Abstract
The utility model relates to the technical field of lenses, in particular to a Fresnel lens for an inward concave intelligent camera, which comprises an integrally formed circular shell, wherein a placement hole is formed in the middle of the circular shell, a horn-shaped concave part is arranged from outside to inside of the circular shell, the inner side surface of the horn-shaped concave part is provided with a light condensation area, and the light condensation area comprises a first light condensation part and a second light condensation part symmetrically distributed on two sides of the first light condensation part; the utility model discloses a circular casing of indent structure sets up the arrangement hole on circular casing and is used for installing fixed camera lens, sets up the light gathering area at the structural setting of indent simultaneously, can solve the wide-angle and advance the not good problem of light, realizes the wide-angle and listens, also can realize the horizontal angle simultaneously and listen, and it is effectual to listen, and sensitivity is high.
Description
Technical Field
The utility model relates to a lens technology field especially relates to a interior concave type fresnel lens for intelligent camera.
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, people require more and more accuracy to the human infrared detection of above-mentioned product because the promotion of living standard, and the improvement of precision means that lens can acquire more distant, the angle is bigger, the more accurate infrared light of scope. 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 keep up with the requirements of people.
However, in practical use, the intelligent monitoring lens still has some defects in use, and large-angle detection, long-distance detection and the like still need to be further improved.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides an adopted concave structure's circular casing, set up the mounting hole and be used for installing fixed camera lens on circular casing, structural setting of indent simultaneously gathers the light zone, can solve the big-angle and advance the not good problem of light, realizes the big-angle and listens, also can realize the horizontal angle simultaneously and listen, and it is effectual to listen, the interior concave type for intelligent camera fresnel lens that sensitivity is high.
The utility model adopts the technical proposal that: a Fresnel lens for an inward concave intelligent camera comprises an integrally formed circular shell, wherein a placement hole is formed in the center of the circular shell, a horn-shaped concave part is formed in the circular shell from outside to inside, a light condensation area is arranged on the inner side face of the horn-shaped concave part, and the light condensation area comprises a first light condensation part and second light condensation parts symmetrically distributed on two sides of the first light condensation part; the first light-gathering part comprises a light-gathering upper part and a light-gathering lower part, the light-gathering upper part comprises a first light-gathering sheet and second light-gathering sheets symmetrically distributed on two sides of the first light-gathering sheet, and the light-gathering lower part comprises a third light-gathering sheet and fourth light-gathering sheets symmetrically distributed on two sides of the third light-gathering sheet.
The improved structure of the circular shell is characterized in that an arranging frame is integrally formed on the outer edge of the circular shell, first arranging grooves and second arranging grooves are evenly distributed in the circumferential direction of the arranging frame, and the first arranging grooves and the second arranging grooves are sequentially and alternately arranged on the arranging frame.
The further improvement of the scheme is that the placing hole extends inwards to form a connecting edge, and the connecting edge is integrally formed with an installation buckle.
In a further improvement of the above solution, the light-collecting area is arranged in a sector.
In a further improvement of the above, the second light condensation portion has a width dimension of 12.09mm ± 0.5mm and a height dimension of 1.53mm ± 0.5 mm.
The further improvement of the scheme is that the width dimension of the first light-gathering sheet is 2.48mm +/-0.5 mm, and the height dimension is 4.49 mm;
the width dimension of the second polaroid is 2.21mm +/-0.5 mm, and the height dimension of the second polaroid is 4.96 mm.
The further improvement of the scheme is that the width dimension of the third polaroid is 4.12mm +/-0.5 mm, and the height dimension is 2.88 mm;
the width dimension of the fourth light-gathering piece is 3.66mm +/-0.5 mm, and the height dimension of the fourth light-gathering piece is 4.49 mm.
The utility model has the advantages that:
compare traditional monitoring camera lens structure, the utility model discloses a circular casing of indent structure sets up the mounting hole and is used for installing fixed camera lens on circular casing, sets up the light gathering area at the structural setting of indent simultaneously, can solve the big-angle and advance the not good problem of light, realizes the big-angle and listens, also can realize the horizontal angle simultaneously and listen, and it is effectual to listen, and sensitivity is high. Specifically, set up integrated into one piece's circular casing, circular casing has seted up the mounting hole between two parties, circular casing is by outer to interior horn shape depressed part that sets up, horn shape depressed part medial surface sets up the spotlight district, the spotlight district includes first spotlight portion and symmetric distribution in the second spotlight portion of first spotlight portion both sides, adopts symmetry and the spotlight structure of distributing between two parties, can promote detection effect, and the detection range is big, also can realize the level simultaneously and listen.
The first light gathering part comprises a light gathering upper part and a light gathering lower part, the light gathering upper part comprises a first light gathering piece and a second light gathering piece which is symmetrically distributed on two sides of the first light gathering piece, the light gathering lower part comprises a third light gathering piece and a fourth light gathering piece which is symmetrically distributed on the third light gathering piece, the light gathering pieces of multiple groups of structures are arranged, the light gathering effect can be greatly improved, the detection effect is improved, and the detection range is large.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic perspective view of another perspective of the present invention;
fig. 3 is a schematic rear view of the present invention;
fig. 4 is a schematic structural diagram of the light-collecting area of the present invention.
Description of reference numerals: the light condensing device comprises a circular shell 100, a placement hole 110, a connecting edge 111, a mounting buckle 112, a concave part 120, a placement frame 130, a first placement groove 131, a second placement groove 132, a light condensing area 200, a first light condensing part 210, a second light condensing part 220, a light condensing upper part 230, a first light condensing sheet 231, a second light condensing sheet 232, a light condensing lower part 240, a third light condensing sheet 241 and a fourth light condensing sheet 242.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1 to 4, a concave type fresnel lens for smart camera includes a circular casing 100 formed integrally, a placement hole 110 is provided in the center of the circular casing 100, a horn-shaped concave portion 120 is provided from outside to inside of the circular casing 100, a light-gathering area 200 is provided on an inner side surface of the horn-shaped concave portion 120, and the light-gathering area 200 includes a first light-gathering portion 210 and second light-gathering portions 220 symmetrically distributed on two sides of the first light-gathering portion 210.
Place hole 110 and extend inwards and have a connection limit 111, and integrated into one piece has installation buckle 112 on this connection limit 111, is used for connecting the fixed use of installation through installation buckle 112, and then promotes fixed effect, guarantees the stability and the reliability of structural mounting.
The light gathering area 200 is arranged in a fan shape, and a light gathering structure arranged in a fan-shaped structure is adopted, so that the detection range can be improved.
The first light-gathering part 210 comprises a light-gathering upper part 230 and a light-gathering lower part 240, the light-gathering upper part 230 comprises a first light-gathering sheet 231 and second light-gathering sheets 232 symmetrically distributed on two sides of the first light-gathering sheet 231, the light-gathering lower part 240 comprises a third light-gathering sheet 241 and fourth light-gathering sheets 242 symmetrically distributed on two sides of the third light-gathering sheet 241, and the light-gathering sheets with multiple groups of structures are arranged, so that the light-gathering effect can be greatly improved, the detection effect is improved, and the detection range is large.
The second light condensation part has a width dimension of 12.09mm +/-0.5 mm and a height dimension of 1.53mm +/-0.5 mm.
The width dimension of the first light-gathering sheet 231 is 2.48mm +/-0.5 mm, and the height dimension is 4.49 mm;
the width dimension of the second polaroid 232 is 2.21mm +/-0.5 mm, and the height dimension is 4.96 mm;
the width dimension of the third polaroid 241 is 4.12mm +/-0.5 mm, and the height dimension is 2.88 mm;
the fourth condensing sheet 242 has a width dimension of 3.66mm ± 0.5mm and a height dimension of 4.49 mm.
The size of the condensing sheet is effectively selected according to the detection angle and the detection range, so that the detection effect and the detection precision are effectively guaranteed.
The utility model discloses a circular casing 100 of indent structure sets up the mounting hole 110 on circular casing 100 and is used for installing fixed camera lens, sets up the light gathering area 200 at the structural setting of indent simultaneously, can solve the big-angle and advance the not good problem of light, realizes the big-angle and listens, also can realize the horizontal angle simultaneously and listen, and it is effectual to listen, and sensitivity is high. Specifically, set up integrated into one piece's circular casing 100, circular casing 100 has seted up the mounting hole 110 in the middle, circular casing 100 is by outer horn shape depressed part 120 that sets up to interior, horn shape depressed part 120 medial surface sets up spotlight area 200, spotlight area 200 includes first spotlight portion 210 and symmetric distribution in the second spotlight portion 220 of first spotlight portion 210 both sides, adopts the spotlight structure of symmetry and distribution placed in the middle, can promote detection effect, and the detection scope is big, also can realize the level simultaneously and listen.
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 (7)
1. The utility model provides a fresnel lens for concave intelligent camera which characterized in that: the LED lamp comprises an integrally formed round shell, wherein a placement hole is formed in the center of the round shell, a horn-shaped concave part is arranged in the round shell from outside to inside, a light gathering area is arranged on the inner side surface of the horn-shaped concave part, and the light gathering area comprises a first light gathering part and second light gathering parts symmetrically distributed on two sides of the first light gathering part; the first light-gathering part comprises a light-gathering upper part and a light-gathering lower part, the light-gathering upper part comprises a first light-gathering sheet and second light-gathering sheets symmetrically distributed on two sides of the first light-gathering sheet, and the light-gathering lower part comprises a third light-gathering sheet and fourth light-gathering sheets symmetrically distributed on two sides of the third light-gathering sheet.
2. The fresnel lens for a concave-type smart camera according to claim 1, wherein: the circular shell is externally provided with a mounting frame along the integral forming, the mounting frame is annularly and uniformly provided with a first mounting groove and a second mounting groove, and the first mounting groove and the second mounting groove are sequentially and alternately arranged on the mounting frame.
3. The fresnel lens for a concave-type smart camera according to claim 1, wherein: the placing hole extends inwards to form a connecting edge, and the connecting edge is integrally formed with an installation buckle.
4. The fresnel lens for a concave-type smart camera according to claim 1, wherein: the light gathering area is arranged in a fan shape.
5. The fresnel lens for a concave-type smart camera according to claim 1, wherein: the width dimension of the second light condensation part is 12.09mm +/-0.5 mm, and the height dimension is 1.53mm +/-0.5 mm.
6. The fresnel lens for a concave-type smart camera according to claim 1, wherein: the width dimension of the first light-gathering sheet is 2.48mm +/-0.5 mm, and the height dimension of the first light-gathering sheet is 4.49 mm;
the width dimension of the second polaroid is 2.21mm +/-0.5 mm, and the height dimension of the second polaroid is 4.96 mm.
7. The fresnel lens for a concave-type smart camera according to claim 1, wherein: the width dimension of the third polaroid is 4.12mm +/-0.5 mm, and the height dimension is 2.88 mm;
the width dimension of the fourth light-gathering piece is 3.66mm +/-0.5 mm, and the height dimension of the fourth light-gathering piece is 4.49 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020402957.XU CN211454008U (en) | 2020-03-26 | 2020-03-26 | Concave type is fresnel lens for intelligent camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020402957.XU CN211454008U (en) | 2020-03-26 | 2020-03-26 | Concave type is fresnel lens for intelligent camera |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211454008U true CN211454008U (en) | 2020-09-08 |
Family
ID=72315194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020402957.XU Active CN211454008U (en) | 2020-03-26 | 2020-03-26 | Concave type is fresnel lens for intelligent camera |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211454008U (en) |
-
2020
- 2020-03-26 CN CN202020402957.XU patent/CN211454008U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211454008U (en) | Concave type is fresnel lens for intelligent camera | |
| CN211345182U (en) | Fresnel lens for intelligent doorbell | |
| US10939022B2 (en) | Imaging camera includes a gasket with a protrusion received in a recess of a lens | |
| CN210376741U (en) | Based on fei nieer line response lens for intelligent camera | |
| CN218974626U (en) | Round lens for camera | |
| CN211352304U (en) | Fresnel lens for intelligent camera | |
| CN216449811U (en) | Wisdom lamp response fei nieer line lens | |
| CN214375356U (en) | Intelligent camera shooting plane large-angle Fresnel lens | |
| CN208112786U (en) | Image acquiring device | |
| CN216449778U (en) | Fresnel pattern lens for intelligent camera | |
| CN211925659U (en) | Fresnel lens for intelligent lamp action induction | |
| CN214375357U (en) | Intelligent camera shooting convex remote Fresnel lens | |
| CN216449777U (en) | Intelligent human body induction Fresnel stripe lens | |
| CN214375359U (en) | Long-distance Fresnel lens of plane wide-angle for intelligence camera shooting | |
| CN212276016U (en) | Be used for dull and stereotyped fresnel lens of office intelligence | |
| CN202748805U (en) | Flat fingerprint gatherer | |
| CN202002728U (en) | Ambient brightness detecting device | |
| CN216449776U (en) | Fresnel pattern lens for intelligent doorbell | |
| CN210155351U (en) | Pet-preventing lens based on Fresnel stripes | |
| CN210376739U (en) | Fresnel-pattern-based lens for short distance | |
| CN218974669U (en) | Semicircle lens for camera | |
| CN214375358U (en) | Intelligent camera shooting ultrathin multi-angle installation Fresnel lens | |
| CN218974625U (en) | Three-layer lens for camera | |
| CN102135707B (en) | Automatic induction and photo-taking camera | |
| CN218974627U (en) | Fresnel line lens for camera |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |