CN207114795U - A kind of retro-reflection optoelectronic sensor - Google Patents
A kind of retro-reflection optoelectronic sensor Download PDFInfo
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- CN207114795U CN207114795U CN201720865785.8U CN201720865785U CN207114795U CN 207114795 U CN207114795 U CN 207114795U CN 201720865785 U CN201720865785 U CN 201720865785U CN 207114795 U CN207114795 U CN 207114795U
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Abstract
The utility model discloses a kind of retro-reflection optoelectronic sensor, including：Housing, mirror holder, lens, transmitter, receiver, lampshade, adjuster, sealing shroud, circuit board, cover plate, connecting line, reflector, O-ring seal, described circuit board is fixed in housing, described transmitter, receiver is placed in one, ultrasonic fusing is in the front end of housing, transmitter and receiver are placed at focal position in lens by described mirror holder, one end welding of described connecting line is on circuit boards, described transmitter and the welding of receiver and adjuster are on circuit boards, described lampshade is arranged on housing, described cover plate is fixed in housing rear end, described reflector is arranged on the front of housing forward end, described O-ring seal is arranged on the junction between housing and adjuster.The utility model is not influenceed by the shape, color and material of detected material, and stable detecting distance is remote, strong antijamming capability, install convenient.
Description
Technical field
Photoelectric sensor technology field is the utility model is related to, specially a kind of retro-reflection optoelectronic sensor.
Background technology
Existing photoelectric sensor, its structure include lens, mirror holder, metal threaded housing, transmitter, recipient, circuit board,
The major part such as plug, lead type LED, cable afterwards.Wherein transmitter and receiver are placed in one, and emission shaft is with being different axle by optical axis
Formula photoelectric sensor；Lens are sphere camera lens；Transmitting tube or reception pipe are located at lens back focus position, transmitting tube orientation angle pair
The spot size that transmitter comes out has a direct impact；Its existing technological deficiency is：
1. lens are sphere camera lens, spotlight effect is bad, therefore light source hot spot after lens disperses, its energy multiplication factor
Smaller, sensing distance is short；
2. the transmitting tube of selection, bigger ± 60 ° of its orientation angle, is mounted side by side in spacing in limited, interferes；
3. the reception pipe of selection, excessive ± 50 ° of its orientation angle, ambient light interference can be introduced directly into, EMC antijamming capabilities
It is low；
All it is to use Φ 5mm apertures 4. the aperture of the diaphragm of its transmitter and receiver is in the same size.
Utility model content
The purpose of this utility model is to provide a kind of not to be influenceed, stably by the shape, color and material of detected material
Detecting distance is remote, the photoelectric sensor of strong antijamming capability, install convenient, asked with solve to propose in above-mentioned background technology
Topic.
To achieve the above object, the utility model provides following technical scheme：A kind of retro-reflection optoelectronic sensor, bag
Include：Housing 1, mirror holder 2, lens 3, transmitter 4, receiver 5, lampshade 6, adjuster 7, sealing shroud 8, circuit board 9, cover plate 10, company
Wiring 11, reflector 12, O-ring seal 13, described circuit board 9 are fixed in housing 1, described transmitter 4, receiver 5
One is placed in, transmitter 4 and receiver 5 are placed in lens 3 burnt by ultrasonic fusing in the front end of housing 1, described mirror holder 2
Point position, one end of described connecting line 11 are welded on circuit board 9, described transmitter 4 and receiver 5 and adjuster 7
It is welded on circuit board 9, described adjuster 7 loads in housing 1, and is cased with sealing shroud 8 outside adjuster 7, and described lampshade 6 is pacified
On housing 1, described cover plate 10 is fixed in the rear end of housing 1, and described reflector 12 is arranged on the front of the front end of housing 1,
Described O-ring seal 13 is arranged on the junction between housing 1 and adjuster 7.
Further, the described front end of housing 1 is provided with external screw thread.
Further, described lens 3 use aspheric design, and R is sphere, (using symmetry axis as Z axis, summit is origin)
Its equation is as follows：
Wherein:R=5.991K=-2.228315.
Further, described transmitter 4 is tack red emission pipe, and it is 43 ° to point to angle.
Further, described receiver 5 is tack reception pipe, and it is ± 50 ° to point to angle, and the aperture of the diaphragm of receiver 5 is adopted
With Φ 1.5mm.
Compared with prior art, the beneficial effects of the utility model are：
1. spherical lens, spotlight effect is bad, and hot spot is larger, and energy multiplication factor is smaller, and sensing distance only has 2cm left
The right side, spotlight effect is good after improvement, and multiplication factor is high, and distance of reaction can accomplish 3m；
2. after improving, the hot spot effect come out from camera lens is also small, and minimum spacing, which is mounted side by side, can accomplish that 0.8m (is sensing
Distance 2m position)；
3. the diminution of the aperture of the diaphragm of receiver, EMC antijamming capabilities, anti-light interference performance are substantially improved, CE can be passed through
Test；
4. the transmitter and recipient selected, it is easy to the alignment of light path during installation.
The utility model is not influenceed by the shape, color and material of detected material, and stable detecting distance is remote, anti-interference
Ability is strong, install convenient.
Brief description of the drawings
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is explosive view of the present utility model；
Fig. 3 is use state figure of the present utility model.
In figure：Housing 1, mirror holder 2, lens 3, transmitter 4, receiver 5, lampshade 6, adjuster 7, sealing shroud 8, circuit board 9,
Cover plate 10, connecting line 11, reflector 12, O-ring seal 13
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-3 are referred to, the utility model provides a kind of retro-reflection optoelectronic sensor, including：Housing 1, mirror holder
2nd, lens 3, transmitter 4, receiver 5, lampshade 6, adjuster 7, sealing shroud 8, circuit board 9, cover plate 10, connecting line 11, reflector
12nd, O-ring seal 13, described circuit board 9 are fixed in housing 1, and described transmitter 4, receiver 5 are placed in one, ultrasound
In the front end of housing 1, transmitter 4 and receiver 5 are placed at focal position in lens 3 by described mirror holder 2, described for ripple welding
One end of connecting line 11 is welded on circuit board 9, and described transmitter 4 and receiver 5 and adjuster 7 are welded on circuit board 9
On, described adjuster 7 loads in housing 1, and sealing shroud 8 is cased with outside adjuster 7, and described lampshade 6 is arranged on housing 1,
Described cover plate 10 is fixed in the rear end of housing 1, and described reflector 12 is arranged on the front of the front end of housing 1, described O-shaped sealing
Circle 13 is arranged on the junction between housing 1 and adjuster 7.
Further, the described front end of housing 1 is provided with external screw thread.
Further, described lens 3 use aspheric design, and R is sphere, (using symmetry axis as Z axis, summit is origin)
Its equation is as follows：
Wherein:R=5.991K=-2.228315.
Further, described transmitter 4 is tack red emission pipe, and it is 43 ° to point to angle.
Further, described receiver 5 is tack reception pipe, and it is ± 50 ° to point to angle, and the aperture of the diaphragm of receiver 5 is adopted
With Φ 1.5mm.
Operation principle：The light that transmitter 4 is sent amplifies by non-spherical lens 3, after optically focused, projects and connects by reflector
Receive on device 5, after receiver 5 receives the light that transmitter 4 issues, shield the interference of external environmental light, most long wave is (i.e. at last
Most strong beam) optical signal switchs to electric signal, exported after rearmounted application-specific integrated circuit processing.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of retro-reflection optoelectronic sensor, including：Housing (1), mirror holder (2), lens (3), transmitter (4), receiver
(5), lampshade (6), adjuster (7), sealing shroud (8), circuit board (9), cover plate (10), connecting line (11), reflector (12), O-shaped
Sealing ring (13), it is characterised in that：Described circuit board (9) is fixed in housing (1), described transmitter (4), receiver
(5) one is placed in, transmitter (4) and receiver (5) are placed in by ultrasonic fusing in the front end of housing (1), described mirror holder (2)
In lens (3) interior focal position, one end of described connecting line (11) is welded on circuit board (9), described transmitter (4) and
Receiver (5) and adjuster (7) are welded on circuit board (9), and described adjuster (7) loads in housing (1), and adjuster
(7) sealing shroud (8) is cased with outside, described lampshade (6) is arranged on housing (1), after described cover plate (10) is fixed in housing (1)
End, described reflector (12) are arranged on the front of housing (1) front end, described O-ring seal (13) be arranged on housing (1) with
Junction between adjuster (7).
A kind of 2. retro-reflection optoelectronic sensor according to claim 1, it is characterised in that：Before described housing (1)
End is provided with external screw thread.
A kind of 3. retro-reflection optoelectronic sensor according to claim 1, it is characterised in that：Described lens (3) are adopted
Use aspheric design.
A kind of 4. retro-reflection optoelectronic sensor according to claim 1, it is characterised in that：Described transmitter (4)
For tack red emission pipe, it is 43 ° to point to angle.
A kind of 5. retro-reflection optoelectronic sensor according to claim 1, it is characterised in that：Described receiver (5)
For tack reception pipe, it is ± 50 ° to point to angle, and the aperture of the diaphragm of receiver (5) uses Φ 1.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720865785.8U CN207114795U (en) | 2017-07-17 | 2017-07-17 | A kind of retro-reflection optoelectronic sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720865785.8U CN207114795U (en) | 2017-07-17 | 2017-07-17 | A kind of retro-reflection optoelectronic sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207114795U true CN207114795U (en) | 2018-03-16 |
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ID=61573050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720865785.8U Active CN207114795U (en) | 2017-07-17 | 2017-07-17 | A kind of retro-reflection optoelectronic sensor |
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| Country | Link |
|---|---|
| CN (1) | CN207114795U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109343028A (en) * | 2018-11-22 | 2019-02-15 | 北醒（北京）光子科技有限公司 | A kind of Compact Laser Radar |
-
2017
- 2017-07-17 CN CN201720865785.8U patent/CN207114795U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109343028A (en) * | 2018-11-22 | 2019-02-15 | 北醒（北京）光子科技有限公司 | A kind of Compact Laser Radar |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 201399 No. 1053, Huicheng Road, Huinan Town, Pudong New Area, Shanghai Patentee after: Shanghai sodilon Automation Co.,Ltd. Address before: 200120 room 144, building 1, No. 9628, Hunan Road, Huinan Town, Pudong New Area, Shanghai Patentee before: SHANGHAI SODRON AUTOMATION CO.,LTD. |
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| CP03 | Change of name, title or address |