CN203053429U - Laser ranging module - Google Patents
Laser ranging module Download PDFInfo
- Publication number
- CN203053429U CN203053429U CN201220450906.XU CN201220450906U CN203053429U CN 203053429 U CN203053429 U CN 203053429U CN 201220450906 U CN201220450906 U CN 201220450906U CN 203053429 U CN203053429 U CN 203053429U
- Authority
- CN
- China
- Prior art keywords
- eyeglass
- optical filter
- laser
- lens
- emission
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Measurement Of Optical Distance (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Abstract
The utility model relates to a laser ranging module which comprises a fixed frame (1), a laser emitting device, an emitting lens (2), a receiving lens (3), a photoelectric sensor (6), a compensate lens (4) and a spectral optical filter (5), wherein the emitting lens (2) is positioned on the front surface of the laser emitting device and is positioned on an emitting optical path; the receiving lens (3) and the compensate lens (4) are arranged on one side of the emitting lens (2) side by side; the spectral optical filter (5) is arranged behind the receiving lens (3) and the compensate lens (4) and positioned on a receiving optical path; and light emitted by the laser emitting device irradiates onto an object in front through the emitting lens (2), and reflective light radiates on the spectral optical filter (5) through the receiving lens (3) and the compensate lens (4), and then radiates onto the photoelectric sensor (6) after being filtered by the spectral optical filter (5). The laser ranging module can effectively eliminates a ranging blind area, is simple in structure, high in integrity, small in size, inconvenient to install and flexible to use, and improves the installing accuracy.
Description
Technical field
The utility model relates to a kind of optical lens, is mainly used on the equipment such as stadimeter.
Background technology
At present, the laser ranging system that is applied on the range-finding telescope comprises laser beam emitting device, emission eyeglass, receives eyeglass, light splitting optical filter and photoelectric sensor, there is following deficiency: 1) tradition band stadimeter, measuring distance is in 30 meters, but a blind area is arranged, can not measure at the interior object of 0-2.5 rice distance; 2) most of parts of laser ranging system all disperse, and the lens barrel the inside of stadimeter all is installed respectively, cause the lens barrel structure complexity of stadimeter, processing difficulties, and cost height, and installation procedure trouble, installation accuracy is poor, and formation efficiency is low, and volume is bigger.
Summary of the invention
The purpose of this utility model is to provide a kind of laser ranging module, and it effectively eliminates the blind area of tradition range finding, and simple in structure, globality is strong, volume is little, is convenient to install, uses flexibly, improves installation accuracy.
The utility model is achieved by the following technical solution:
A kind of laser ranging module, comprise fixed mount, laser beam emitting device, the emission eyeglass, receive eyeglass, photoelectric sensor, it also comprises compensation eyeglass and light splitting optical filter in addition, laser beam emitting device, the emission eyeglass, receive eyeglass, compensation eyeglass and light splitting optical filter all are installed on the fixed mount, the emission eyeglass is positioned at the front of laser beam emitting device and is on the emission light path, receive eyeglass and compensate eyeglass side by side and be positioned at a side of launching eyeglass, with compensation eyeglass rear the light splitting optical filter is set and is on the receiving light path receiving eyeglass, the light that laser beam emitting device sends shines on the object of front by the emission eyeglass, the light process of reflection receives eyeglass and shines the light splitting optical filter with the compensation eyeglass, shines on the photoelectric sensor after reflected light and process light splitting optical filter filter.
Photoelectric sensor described above is mounted on the wiring board, and wiring board is installed in the bottom of fixed mount by screw.
Compensation eyeglass described above has two and link together, and is receiving eyeglass and is launching between the eyeglass.
Laser beam emitting device described above comprises LASER Light Source, heat radiation sleeve and diaphragm, and LASER Light Source is enclosed within the heat radiation sleeve, and diaphragm is installed in the front end of heat radiation sleeve, and the heat radiation sleeve is installed in the passage the inside of fixed mount, at the passage front end emission eyeglass is installed.
Between light splitting optical filter described above and the photoelectric sensor second optical filter is set, two optical filters are installed on the fixed mount.
The utility model compared with prior art has following advantage:
(1) the utility model is by being increased in the compensation eyeglass receiving eyeglass, but effectively eliminates the range hole of 0-2.5 rice, and is with better function perfect.
(2) laser beam emitting device, emission eyeglass, reception eyeglass, compensation eyeglass and light splitting optical filter all are installed on the fixed mount, photoelectric sensor is mounted on the wiring board, wiring board is installed in the bottom of fixed mount by screw, form an organic whole, globality is strong, volume is little, be convenient to install, improve installation accuracy, use flexibly, effectively prevent entering of dust, when using stadimeter, can simplify the lens barrel structure of stadimeter, the lens barrel handling ease, reduce cost, and the stadimeter installation procedure is simpler the formation efficiency height.
(3) use light splitting optical filter, second optical filter, allow the laser that receives reflex on the photoelectric sensor, the veiling glare of other wavelength is filtered.
When (4) installing, from the light splitting optical filter, can watch laser and photoelectric sensor, thereby check whether be in place.
(5) laser beam emitting device comprises LASER Light Source, heat radiation sleeve and diaphragm, LASER Light Source is enclosed within the heat radiation sleeve, diaphragm is installed in the front end of heat radiation sleeve, the heat radiation sleeve is installed in the passage the inside of fixed mount, at the passage front end emission eyeglass is installed, adjust LASER Light Source and heat radiation sleeve position, can realize focusing.
Description of drawings
Fig. 1 is an angle stereographic map of the present utility model;
Fig. 2 is another angle stereographic map of the present utility model;
Fig. 3 is front view of the present utility model;
Fig. 4 is the A-A cut-open view of Fig. 3;
Fig. 5 is left view of the present utility model;
Fig. 6 is the D-D cut-open view of Fig. 5;
Fig. 7 is the B-B cut-open view of Fig. 5;
Fig. 8 is exploded view of the present utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Extremely shown in Figure 8 as Fig. 1, a kind of laser ranging module, comprise fixed mount 1, laser beam emitting device, emission eyeglass 2, receive eyeglass 3, photoelectric sensor 6, it also comprises compensation eyeglass 4 and light splitting optical filter 5 in addition, laser beam emitting device, emission eyeglass 2, receive eyeglass 3, compensation eyeglass 4 and light splitting optical filter 5 all are installed on the fixed mount 1, emission eyeglass 2 is positioned at the front of laser beam emitting device and is on the emission light path, receive eyeglass 3 and compensate eyeglass 4 side by side and be positioned at a side of launching eyeglass 2, with compensation eyeglass 4 rears light splitting optical filter 5 is set and is on the receiving light path receiving eyeglass 3, the light that laser beam emitting device sends shines on the object of front by emission eyeglass 2, the light of reflection shines light splitting optical filter 5 through receiving eyeglass 3 with compensation eyeglass 4, after filtering, reflected light and process light splitting optical filter 5 shine on the photoelectric sensor 6, photoelectric sensor 6 is mounted on the wiring board 7, wiring board 7 is installed in the bottom of fixed mount 1 by screw, compensation eyeglass 4 has two, receiving between eyeglass 3 and the emission eyeglass 2, laser beam emitting device comprises LASER Light Source 8, heat radiation sleeve 9 and diaphragm 12, LASER Light Source 8 is enclosed within the heat radiation sleeve 9, diaphragm 12 is installed in the front end of heat radiation sleeve 9, heat radiation sleeve 9 is installed in passage 11 the insides of fixed mount 1, at passage 11 front ends emission eyeglass 2 is installed, second optical filter, 10, two optical filters 10 are set between light splitting optical filter 5 and the photoelectric sensor 6 to be installed on the fixed mount 1.
Principle of work of the present utility model: the light that LASER Light Source 8 is sent is by the object in emission eyeglass 2 irradiation the place aheads, LASER Light Source can be focused with the heat radiation sleeve, the light of object reflection reflects through reception eyeglass 3 arrival light splitting optical filters 5 and reflects, the veiling glare of other wavelength is filtered, have only laser to pass through the reflection back and arrive photoelectric sensor 6 by second optical filter 10, the distance that this section light path can be measured object is 2.5 meters to 30 meters scopes.When object during at 0-2.5 rice, the light that LASER Light Source 8 is sent arrives light splitting optical filters 5 by compensation eyeglass 4 and reflects and reflect, and the veiling glare of other wavelength is filtered, and has only laser to pass through the reflection back by second optical filter, 10 arrival photoelectric sensors 6.It effectively eliminates the blind area of range finding, and simple in structure, globality is strong, volume is little, is convenient to install, uses flexibly, improves installation accuracy.
Claims (5)
1. laser ranging module, comprise fixed mount (1), laser beam emitting device, emission eyeglass (2), receive eyeglass (3), photoelectric sensor (6), it is characterized in that: it also comprises compensation eyeglass (4) and light splitting optical filter (5), laser beam emitting device, emission eyeglass (2), receive eyeglass (3), compensation eyeglass (4) and light splitting optical filter (5) all are installed on the fixed mount (1), emission eyeglass (2) is positioned at the front of laser beam emitting device and is on the emission light path, receive eyeglass (3) and compensate eyeglass (4) side by side and be positioned at a side of launching eyeglass (2), with compensation eyeglass (4) rear light splitting optical filter (5) is set and is on the receiving light path receiving eyeglass (3), the light that laser beam emitting device sends shines on the object of front by emission eyeglass (2), the light process of reflection receives eyeglass (3) and shines light splitting optical filter (5) with compensation eyeglass (4), shines on the photoelectric sensor (6) after reflected light and process light splitting optical filter (5) filter.
2. a kind of laser ranging module according to claim 1, it is characterized in that: photoelectric sensor (6) is mounted on the wiring board (7), and wiring board (7) is installed in the bottom of fixed mount (1) by screw.
3. a kind of laser ranging module according to claim 1 and 2 is characterized in that: compensate eyeglass (4) and have two, be positioned between reception eyeglass (3) and the emission eyeglass (2).
4. a kind of laser ranging module according to claim 1 and 2, it is characterized in that: laser beam emitting device comprises LASER Light Source (8), heat radiation sleeve (9) and diaphragm (12), LASER Light Source (8) is enclosed within the heat radiation sleeve (9), diaphragm (12) is installed in the front end of heat radiation sleeve (9), heat radiation sleeve (9) is installed in passage (11) the inside of fixed mount (1), at passage (11) front end emission eyeglass (2) is installed.
5. a kind of laser ranging module according to claim 1 and 2, it is characterized in that: between light splitting optical filter (5) and the photoelectric sensor (6) second optical filter (10) is set, two optical filters (10) are installed on the fixed mount (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220450906.XU CN203053429U (en) | 2012-09-05 | 2012-09-05 | Laser ranging module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220450906.XU CN203053429U (en) | 2012-09-05 | 2012-09-05 | Laser ranging module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203053429U true CN203053429U (en) | 2013-07-10 |
Family
ID=48736373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220450906.XU Expired - Lifetime CN203053429U (en) | 2012-09-05 | 2012-09-05 | Laser ranging module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203053429U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105223563A (en) * | 2015-10-26 | 2016-01-06 | 惠州市杰普特电子技术有限公司 | Laser ranging system |
| CN107132519A (en) * | 2017-06-30 | 2017-09-05 | 深圳市镭神智能系统有限公司 | A kind of laser radar light path system |
| CN109491038A (en) * | 2017-09-12 | 2019-03-19 | 北京维天信气象设备有限公司 | A kind of the focal length self-checking device and method of optical system of laser ceilometer |
| WO2021083016A1 (en) * | 2019-11-01 | 2021-05-06 | 上海禾赛科技股份有限公司 | Laser radar and method for performing detection by using same |
| CN112888957A (en) * | 2020-07-07 | 2021-06-01 | 深圳市速腾聚创科技有限公司 | Laser emitting device, laser radar and intelligent sensing equipment |
-
2012
- 2012-09-05 CN CN201220450906.XU patent/CN203053429U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105223563A (en) * | 2015-10-26 | 2016-01-06 | 惠州市杰普特电子技术有限公司 | Laser ranging system |
| CN105223563B (en) * | 2015-10-26 | 2019-06-04 | 惠州市杰普特电子技术有限公司 | Laser ranging system |
| CN107132519A (en) * | 2017-06-30 | 2017-09-05 | 深圳市镭神智能系统有限公司 | A kind of laser radar light path system |
| CN109491038A (en) * | 2017-09-12 | 2019-03-19 | 北京维天信气象设备有限公司 | A kind of the focal length self-checking device and method of optical system of laser ceilometer |
| WO2021083016A1 (en) * | 2019-11-01 | 2021-05-06 | 上海禾赛科技股份有限公司 | Laser radar and method for performing detection by using same |
| CN112888957A (en) * | 2020-07-07 | 2021-06-01 | 深圳市速腾聚创科技有限公司 | Laser emitting device, laser radar and intelligent sensing equipment |
| WO2022006751A1 (en) * | 2020-07-07 | 2022-01-13 | 深圳市速腾聚创科技有限公司 | Laser emitting apparatus, laser radar, and smart sensing device |
| CN112888957B (en) * | 2020-07-07 | 2023-10-31 | 深圳市速腾聚创科技有限公司 | Laser emission device, laser radar and intelligent induction equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203053429U (en) | Laser ranging module | |
| JP6249577B2 (en) | Apparatus and method for rotating LIDAR platform with shared transmission / light receiving path | |
| US7626688B2 (en) | Optical measuring system with a high-speed optical sensing device enabling to sense luminous intensity and chromaticity | |
| CN101299066B (en) | Laser radar transmission type coaxial transmitting and receiving equipment | |
| CN106405567B (en) | A kind of range-measurement system and its bearing calibration based on TOF | |
| JP2018028555A5 (en) | ||
| US9791566B2 (en) | Device for the optical measurement of the distance from a reflecting or scattering target object | |
| CN102221450B (en) | Tracking-pointing deviation measurement device for laser system | |
| CN102621558A (en) | Laser radar visibility meter and transceiving coaxial optical system thereof | |
| CN102183359B (en) | Method and device for detecting collimation of light beams | |
| CN204649617U (en) | A kind of tunable laser humidity measuring instrument | |
| CN108693088B (en) | Atmospheric particulate monitoring scanning polarization laser radar system | |
| CN104568899A (en) | Portable raman spectrometer | |
| CN110133677B (en) | Integrated navigation sensor | |
| CN204679421U (en) | Fluorescence detection device | |
| EP1705473A3 (en) | Measuring device for measuring the refraction properties of optical lenses | |
| CN206161862U (en) | Ranging system based on TOF | |
| CN103712950B (en) | The measurement mechanism of a kind of large-caliber laser glass edge-wrapping residual reflection and method | |
| CN202869449U (en) | Diameter gauge optical measuring system and signal transmitting and receiving device based on same | |
| CN102749188B (en) | Detection device applied to optical system | |
| TW200628866A (en) | Optical sub-module device of optical transceiver | |
| CN203312316U (en) | UV silicon-based detector with reflective reception based on fluorescence film | |
| CN110687667B (en) | Coaxial internal reflection and coaxial beam-shaped distance measurement sighting telescope | |
| CN107238840B (en) | Pulse laser high-speed distance measuring optical system | |
| WO2018155290A1 (en) | Optical type component sensor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: ZHONGSHAN MAVINLENS OPTICAL CO.,LTD. Assignor: Jia Huaichang Contract record no.: 2015440000601 Denomination of utility model: Laser ranging module Granted publication date: 20130710 License type: Exclusive License Record date: 20150902 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151201 Address after: 528400, Zhongshan Torch Development Zone, Zhongshan port export processing zone, Xingye Road, No. 9, building B, 1, West, 3, 4, 5, Patentee after: ZHONGSHAN MAVINLENS OPTICAL CO.,LTD. Address before: 528400, Guangdong City, Zhongshan Province Torch Zone Export Processing Zone Xingye Road B, C building, 3 floor, Zhongshan City Vision Optical Co., Ltd. Patentee before: Jia Huaichang |
|
| CX01 | Expiry of patent term |
Granted publication date: 20130710 |
|
| CX01 | Expiry of patent term |