CN113687091A - Laser speed measuring device - Google Patents
Laser speed measuring device Download PDFInfo
- Publication number
- CN113687091A CN113687091A CN202111105667.4A CN202111105667A CN113687091A CN 113687091 A CN113687091 A CN 113687091A CN 202111105667 A CN202111105667 A CN 202111105667A CN 113687091 A CN113687091 A CN 113687091A
- Authority
- CN
- China
- Prior art keywords
- laser
- case
- measuring device
- speed measuring
- dust removal
- 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.)
- Pending
Links
- 239000000428 dust Substances 0.000 claims abstract description 46
- 230000017525 heat dissipation Effects 0.000 claims abstract description 17
- 238000012545 processing Methods 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 3
- 238000012360 testing method Methods 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 9
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 4
- 230000005855 radiation Effects 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/36—Devices characterised by the use of optical means, e.g. using infrared, visible, or ultraviolet light
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P1/00—Details of instruments
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
Abstract
The invention relates to the technical field of laser equipment, and discloses a laser speed measuring device, which comprises: the laser dust removal device comprises a case, wherein a signal processing board, a power supply board and a steering engine are sequentially installed in the case, a laser assembly is arranged in the case and comprises a light control board, a laser generator, a first reflecting mirror, a second reflecting mirror and a lens, the light control board, the laser generator, the first reflecting mirror, the second reflecting mirror and the lens are arranged in the case, a dust removal assembly used for removing dust from a laser speed measuring device is arranged in the case, and a heat dissipation assembly used for dissipating heat of the laser speed measuring device is further arranged in the case. Laser is produced through laser generator, passes through the reflection of first speculum and second mirror again to through the lens transmission to waiting to test the speed the object on, form the light path that tests the speed in reflecting laser to the laser speed measuring device again, the dust removal component plays the dust removal effect, and the radiator unit plays the radiating effect, conveniently removes dust and dispels the heat to the laser speed measuring device, and then provides a laser speed measuring device, has improved its operating performance.
Description
Technical Field
The invention relates to the technical field of laser equipment, in particular to a laser speed measuring device.
Background
The laser speed measuring device is a device which generates laser and measures the speed of an object to be measured.
Among the prior art, traditional laser speed sensor is subject to the structure, and after long-time the use, can produce a large amount of heats and dust in the laser speed sensor, lead to laser speed sensor's speed measurement performance to descend, influence laser speed sensor's normal use.
Therefore, how to provide a laser speed measuring device to improve the operation performance thereof is a technical problem to be solved urgently.
Disclosure of Invention
The invention provides a laser speed measuring device to improve the operation performance.
Therefore, according to a first aspect, an embodiment of the present invention discloses a laser speed measuring device, including: the quick-witted case, quick-witted incasement installs signal processing board, power strip and steering wheel in proper order, the quick-witted incasement is equipped with laser assembly, laser assembly including set up in quick-witted incasement light-operated panel, laser generator, first speculum, second mirror and lens, the laser that laser generator sent passes through in proper order the reflection of first speculum and second mirror, and pass through lens transmission to waiting to test the speed on the object, form the light path that tests the speed with laser reflection to laser speed measuring device in again, the quick-witted incasement is equipped with the dust removal subassembly that is used for removing dust to laser speed measuring device, the machine incasement still is equipped with and is used for carrying out radiating heat radiation component to laser speed measuring device.
The invention is further arranged that a boss for mounting the lens is arranged on one side of the case.
The invention is further provided that the boss is provided with a sealing ring.
The invention is further provided that the dust removal component comprises a dust removal fan arranged in the case, a dust removal cover plate is arranged on one side of the dust removal fan, and an air inlet is arranged on the dust removal cover plate.
The invention is further arranged in that the heat dissipation assembly comprises a heat dissipation cover plate and a heat dissipation fan, one side of the case is provided with an air inlet, and the heat dissipation cover plate is provided with an air outlet.
The invention is further provided that the heat radiation assembly further comprises a heat radiator arranged on one side of the heat radiation fan.
The invention is further arranged in such a way that the case comprises a case body, and the case body is provided with a case top cover and a case bottom cover which are detachably connected.
The invention is further provided that one side of the box body is provided with a mounting seat, and the mounting seat is provided with a mounting hole for conveniently mounting the laser speed measuring device.
The invention is further arranged that a gap for facilitating air intake is arranged between the box bottom cover and the box body.
The invention is further provided that the inner side wall of the boss is provided with an air outlet which is convenient for the dust removal of the dust removal fan.
The invention has the following beneficial effects: laser is generated through the laser generator, and the reflection of first speculum and second mirror is passed through again to through lens transmission to exterior space, constitute the laser light path, the dust removal subassembly plays the dust removal effect, and the radiator unit plays the radiating effect, conveniently removes dust and dispels the heat to laser speed measuring device, and then provides a laser speed measuring device, has guaranteed the stability of laser, has improved the precision that tests the speed, has improved its operating performance.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of a laser speed measuring device disclosed in this embodiment;
fig. 2 is an explosion structure schematic diagram of a laser speed measuring device disclosed in this embodiment.
Reference numerals: 1. a chassis; 11. a tank body; 111. a mounting seat; 112. mounting holes; 113. an air inlet; 12. a tank top cover; 13. a case bottom cover; 2. a signal processing board; 3. a power panel; 4. a steering engine; 5. a laser assembly; 51. a light control panel; 52. a laser generator; 53. a first reflector; 54. a second reflector; 55. a lens; 6. a dust removal assembly; 61. a dust removal fan; 62. a dust removal cover plate; 621. an air inlet; 7. a heat dissipating component; 71. a heat dissipation cover plate; 711. an air outlet; 72. a heat radiation fan; 73. a heat sink; 8. a boss; 81. an air outlet; 9. and (5) sealing rings.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or may be communicated with each other inside the two elements, or may be wirelessly connected or wired connected. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
The embodiment of the invention discloses a laser speed measuring device, as shown in fig. 1 and fig. 2, comprising: case 1, install signal processing board 2 in proper order in case 1, power strip 3 and steering wheel 4, be equipped with laser assembly 5 in case 1, laser assembly 5 is including setting up the light-operated board 51 in case 1, laser generator 52, first speculum 53, second speculum 54 and lens 55, the laser that laser generator 52 sent passes through first speculum 53 and the reflection of second speculum 54 in proper order, and transmit to waiting to test the speed on the object through lens 55, form the light path that tests the speed with laser reflection to laser speed measuring device in again, be equipped with the dust removal subassembly 6 that is used for removing dust to laser speed measuring device in case 1, still be equipped with in case 1 and be used for carrying out radiating radiator unit 7 to laser speed measuring device. In the specific implementation process, one side of the case 1 is provided with a signal connector for facilitating external equipment, and the signal connector is in signal connection with the signal processing board 2.
It should be noted that, produce laser through laser generator 52, pass through the reflection of first speculum 53 and second speculum 54 again, and through lens 55 transmission to waiting to test the speed on the object, form the speed measuring light path in reflecting laser to the laser speed measuring device again, dust removal component 6 plays the dust removal effect, radiator unit 7 plays the radiating effect, conveniently remove dust and dispel the heat to the laser speed measuring device, and then provide a laser speed measuring device, the stability of laser has been guaranteed, speed measuring precision has been improved, the operation performance is improved.
As shown in fig. 2, a boss 8 for mounting a lens 55 is provided at one side of the cabinet 1. In the implementation, the lens 55 is disposed in the boss 8, so as to prevent the external object from colliding with the lens 55.
As shown in fig. 1 and 2, a seal ring 9 is mounted on the boss 8.
As shown in fig. 2, the dust removing assembly 6 includes a dust removing fan 61 disposed in the chassis 1, a dust removing cover plate 62 is disposed on one side of the dust removing fan 61, and an air inlet 621 is disposed on the dust removing cover plate 62.
As shown in fig. 1 and fig. 2, the heat dissipation assembly 7 includes a heat dissipation cover 71 and a heat dissipation fan 72, an air inlet 113 is disposed on one side of the chassis 1, and an air outlet 711 is disposed on the heat dissipation cover 71. In a specific implementation, the number of the heat dissipation fans 72 is set to two. In the specific implementation process, a heating resistor for adjusting the temperature in the case 1 is further arranged in the case 1. It should be noted that, the temperature in the case 1 can be adjusted by the heating effect of the heating resistor, so that the laser speed measuring device can be conveniently used in a low-temperature environment.
As shown in fig. 1 and 2, the heat sink assembly 7 further includes a heat sink 73 disposed on one side of the heat dissipation fan 72.
As shown in fig. 1 and 2, the chassis 1 includes a chassis body 11, and a top chassis cover 12 and a bottom chassis cover 13 detachably connected to the chassis body 11. In the specific implementation process, the box body 11 is fixedly connected with the box top cover 12 through screws, and the box body 11 is fixedly connected with the box bottom cover 13 through screws.
As shown in fig. 1 and 2, a mounting seat 111 is disposed on one side of the box body 11, and a mounting hole 112 for conveniently mounting the laser speed measuring device is disposed on the mounting seat 111. In a specific implementation, the number of the mounting holes 112 is set to two.
As shown in fig. 1 and 2, a gap for facilitating air intake is provided between the box bottom cover 13 and the box body 11. In the specific implementation process, the gap is 0.8 mm.
As shown in fig. 1 and 2, the inner side wall of the boss 8 is provided with an air outlet 81 for facilitating dust removal of the dust removal fan 61.
The working principle is as follows: produce laser through laser generator 52, pass through the reflection of first speculum 53 and second speculum 54 again, and through lens 55 transmission to waiting to test the speed on the object, form the light path that tests the speed with laser reflection in laser speed measuring device again, dust removal component 6 plays the dust removal effect, radiator unit 7 plays the radiating effect, conveniently remove dust and dispel the heat to laser speed measuring device, and then provide a laser speed measuring device, the stability of laser has been guaranteed, the accuracy of testing the speed has been improved, the operation performance is improved.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (10)
1. A laser speed measuring device is characterized by comprising: a case (1), a signal processing board (2), a power supply board (3) and a steering engine (4) are sequentially arranged in the case (1), a laser component (5) is arranged in the case (1), the laser component (5) comprises a light control plate (51), a laser generator (52), a first reflector (53), a second reflector (54) and a lens (55) which are arranged in the case (1), the laser generated by the laser generator (52) is reflected by the first reflector (53) and the second reflector (54) in sequence, and transmits the laser beam to an object to be measured in speed through the lens (55), and then reflects the laser beam to the laser speed measuring device to form a speed measuring light path, a dust removal component (6) for removing dust of the laser speed measuring device is arranged in the case (1), and a heat dissipation assembly (7) for dissipating heat of the laser speed measuring device is further arranged in the case (1).
2. A laser velocimeter device according to claim 1, wherein a boss (8) for mounting the lens (55) is provided on one side of the case (1).
3. A laser velocimeter device according to claim 2, wherein a sealing ring (9) is mounted on the boss (8).
4. The laser speed measuring device according to claim 1 or 2, wherein the dust removing assembly (6) comprises a dust removing fan (61) arranged in the case (1), a dust removing cover plate (62) is arranged on one side of the dust removing fan (61), and an air inlet (621) is arranged on the dust removing cover plate (62).
5. The laser velocimeter according to any one of claims 1 to 4, wherein the heat dissipation assembly (7) comprises a heat dissipation cover plate (71) and a heat dissipation fan (72), an air inlet (113) is arranged on one side of the case (1), and an air outlet (711) is arranged on the heat dissipation cover plate (71).
6. The laser velocimeter of claim 5, wherein the heat sink assembly (7) further comprises a heat sink (73) disposed on one side of the heat sink blower (72).
7. The laser velocimeter according to any one of claims 1-4, wherein the case (1) comprises a case body (11), and a case top cover (12) and a case bottom cover (13) which are detachably connected are arranged on the case body (11).
8. The laser speed measuring device according to claim 7, wherein a mounting seat (111) is arranged on one side of the box body (11), and a mounting hole (112) for conveniently mounting the laser speed measuring device is formed in the mounting seat (111).
9. The laser velocimeter of claim 7, wherein a gap facilitating air intake is provided between the bottom case cover (13) and the case body (11).
10. The laser speed measuring device according to claim 4, wherein an air outlet (81) for facilitating dust removal of the dust removing fan (61) is formed in the inner side wall of the boss (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111105667.4A CN113687091A (en) | 2021-09-22 | 2021-09-22 | Laser speed measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111105667.4A CN113687091A (en) | 2021-09-22 | 2021-09-22 | Laser speed measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113687091A true CN113687091A (en) | 2021-11-23 |
Family
ID=78586903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111105667.4A Pending CN113687091A (en) | 2021-09-22 | 2021-09-22 | Laser speed measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113687091A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115228217A (en) * | 2022-09-21 | 2022-10-25 | 徐州筑之邦工程机械有限公司 | Speed measuring device of underground mine transport vehicle |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1057907A (en) * | 1990-06-28 | 1992-01-15 | 清华大学 | Measuring method for athletic posture and device thereof |
| CN207488500U (en) * | 2017-11-24 | 2018-06-12 | 帝欧(上海)光电科技有限公司 | Automobile-used laser radar range speed measuring device |
| CN109239690A (en) * | 2018-11-01 | 2019-01-18 | 国耀量子雷达科技有限公司 | A kind of airborne laser radar system based on unmanned plane |
| CN109787148A (en) * | 2019-02-20 | 2019-05-21 | 中国电子科技集团公司第十一研究所 | Laser obstacle eliminating system |
| CN211826485U (en) * | 2020-01-17 | 2020-10-30 | 富德康(北京)科技股份有限公司 | Laser radar capable of working normally in low-temperature environment through heating treatment |
| CN112261273A (en) * | 2020-10-26 | 2021-01-22 | 陈浩明 | Intelligent dust removal high-definition monitoring camera |
| CN213105070U (en) * | 2020-08-05 | 2021-05-04 | 无锡镭可施光电技术有限公司 | Laser scanning galvanometer adapter ring and laser scanning galvanometer |
| CN112904040A (en) * | 2021-01-25 | 2021-06-04 | 上海兰宝传感科技股份有限公司 | Laser Doppler speed measuring device |
-
2021
- 2021-09-22 CN CN202111105667.4A patent/CN113687091A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1057907A (en) * | 1990-06-28 | 1992-01-15 | 清华大学 | Measuring method for athletic posture and device thereof |
| CN207488500U (en) * | 2017-11-24 | 2018-06-12 | 帝欧(上海)光电科技有限公司 | Automobile-used laser radar range speed measuring device |
| CN109239690A (en) * | 2018-11-01 | 2019-01-18 | 国耀量子雷达科技有限公司 | A kind of airborne laser radar system based on unmanned plane |
| CN109787148A (en) * | 2019-02-20 | 2019-05-21 | 中国电子科技集团公司第十一研究所 | Laser obstacle eliminating system |
| CN211826485U (en) * | 2020-01-17 | 2020-10-30 | 富德康(北京)科技股份有限公司 | Laser radar capable of working normally in low-temperature environment through heating treatment |
| CN213105070U (en) * | 2020-08-05 | 2021-05-04 | 无锡镭可施光电技术有限公司 | Laser scanning galvanometer adapter ring and laser scanning galvanometer |
| CN112261273A (en) * | 2020-10-26 | 2021-01-22 | 陈浩明 | Intelligent dust removal high-definition monitoring camera |
| CN112904040A (en) * | 2021-01-25 | 2021-06-04 | 上海兰宝传感科技股份有限公司 | Laser Doppler speed measuring device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115228217A (en) * | 2022-09-21 | 2022-10-25 | 徐州筑之邦工程机械有限公司 | Speed measuring device of underground mine transport vehicle |
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