CN209342905U - Automated driving system, laser radar and its laser light source mounting structure - Google Patents
Automated driving system, laser radar and its laser light source mounting structure Download PDFInfo
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- CN209342905U CN209342905U CN201822086596.8U CN201822086596U CN209342905U CN 209342905 U CN209342905 U CN 209342905U CN 201822086596 U CN201822086596 U CN 201822086596U CN 209342905 U CN209342905 U CN 209342905U
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Abstract
The utility model relates to a kind of automated driving system, laser radar and its laser light source mounting structure, laser light source mounting structure includes upper bracket, adjustment seat and heat conductive pad.When assembling, first heat conductive pad is covered on laser, and heat conductive pad and laser is glued, then adjustment seat is arranged in the first container of upper bracket, heat conductive pad of the gluing after good is put into the second container of adjustment seat with laser, laser is protruded into light hole by through-hole.Since the size of heat conductive pad is less than the size of the second container, heat conductive pad can be adjusted by extraneous tooling and be located at the position in the second container, can effectively improve assembly precision.
Description
Technical field
The utility model relates to laser radar technique field, more particularly to a kind of automated driving system, laser radar and
Its laser light source mounting structure.
Background technique
With the continuous development of science and technology, pilotless automobile is gradually concerned by people.Pilotless automobile is again
Claim autonomous driving vehicle or computer driving, is that one kind by computer system realizes unpiloted intelligent automobile.Automatically it drives
The ability that automobile possesses environment sensing, path planning and control vehicle movement is sailed, computer is allowed automatically to operate motor vehicles.Automatically
Driving needs to perceive ambient enviroment when independently being travelled, and then is done according to obtained environmental information
Behaviour decision making out.Environment sensing ability is to realize the premise of automatic Pilot, is only carried out to the environment of motor vehicle environment accurately and fast
The perception of speed, automatic Pilot are likely to be achieved.
Autonomous driving vehicle obtains ambient condition information, common sensor packet by the various kinds of sensors installed on vehicle
Include laser radar.Laser radar generally includes laser light source mounting structure, traditional laser light source mounting structure, due to each zero
There is also tolerances there are tolerance, when assembly for part processing and fabricating, these tolerance stacks, which are got up, will generate error, be unable to reach sharp
The high-precision requirement of radiant mounting structure.
Utility model content
Based on this, it is necessary in view of the above technical problems, provide a kind of automated driving system that can effectively improve precision,
Laser radar apparatus and its laser light source mounting structure.
A kind of laser light source mounting structure of laser radar, comprising:
Upper bracket, with top surface and the bottom surface being arranged back on the top surface, the top surface of the upper bracket offers first
Container, the bottom wall of first container offer light hole, and the light hole runs through the bottom surface of the upper bracket；
Adjustment seat is set in first container, offers the second container at the top of the adjustment seat, and described
The bottom wall of two containers offers through-hole；And
Heat conductive pad, the heat conductive pad cover on laser, and the laser and the heat conductive pad are glued, the heat conductive pad
It is arranged in second container, and the size of the heat conductive pad is less than the size of second container, the laser
It is protruded into the light hole by the through-hole.
It is formed with the first screw thread on the side wall of first container in one of the embodiments, the adjustment seat
Outer wall is formed with the second screw thread matched with first screw thread, and the adjustment seat spiral shell is set in first container.
Between having between the outer wall of the heat conductive pad and the side wall of second container in one of the embodiments,
Gap is filled with viscose glue in the gap.
The heat conductive pad is formed with third container in one of the embodiments, the laser include mounting portion and
Illumination region, the mounting portion are contained in the third container, and the illumination region protrudes into the light hole.
Card slot is offered on the side wall of the adjustment seat in one of the embodiments, the card slot and described second are received
Tank is connected.
Card hole, axial direction of the card hole along the heat conductive pad are offered on the heat conductive pad in one of the embodiments,
Extend.
The material of the heat conductive pad is polytetrafluoroethylene (PTFE) or ceramics in one of the embodiments,.
Above-mentioned laser light source mounting structure has at least the following advantages:
When assembling, first heat conductive pad is covered on laser, and heat conductive pad and laser is glued, then sets adjustment seat
It sets in the first container, heat conductive pad of the gluing after good is put into the second container of adjustment seat with laser, laser is logical
Through-hole is crossed to protrude into light hole.Since the size of heat conductive pad is less than the size of the second container, extraneous tooling can be passed through
It adjusts heat conductive pad and is located at the position in the second container, can effectively improve assembly precision.
A kind of laser radar, comprising:
Laser；
Laser light source mounting structure as described in any of the above item, for installing the laser；
Light beam reshaping structure, the beam shaping for launching the laser；
Catoptric arrangement, for reflecting the light beam after shaping；
Laser pick-off structure, for receiving the laser after reflection；And
Laser signal detecting plate, for incuding the laser of the laser pick-off structure convergence.
It in one of the embodiments, further include laser driver circuit board and shielding case, the shielding case is set to described
On laser driver circuit board.
A kind of automated driving system, comprising: laser radar as described above.
Detailed description of the invention
Fig. 1 is the three-dimensional cutaway view of the laser radar in an embodiment；
Fig. 2 is the partial schematic diagram in Fig. 1；
Fig. 3 is the cross-sectional view at another visual angle of laser radar shown in Fig. 1；
Fig. 4 is the partial schematic diagram in Fig. 2.
Specific embodiment
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, with reference to the accompanying drawing to this
The specific embodiment of utility model is described in detail.Many details are explained in the following description in order to abundant
Understand the utility model.But the utility model can be implemented with being much different from other way described herein, this field
Technical staff can do similar improvement without prejudice to the utility model connotation, therefore the utility model is not by following public affairs
The limitation for the specific implementation opened.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement for illustrative purposes only, are not meant to be the only embodiment.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Each technical characteristic of embodiment described above
It can be combined arbitrarily, for simplicity of description, not to all possible combination of each technical characteristic in above-described embodiment
It is all described, as long as being all considered to be the model of this specification record however, there is no contradiction in the combination of these technical features
It encloses.
Automated driving system in one embodiment, including laser radar can be realized unpiloted purpose.Please refer to figure
1 and Fig. 3, specifically, laser radar 10 include outer cover 100, laser light source mounting structure 200, laser 230, beam shaping knot
Structure 300, catoptric arrangement 400, laser pick-off structure 500 and laser signal detecting plate 600.
Outer cover 100 includes upper housing 110, middle shell 120 and lower case 130, and middle shell 120 is located at upper housing 110 under
Between shell 130, upper housing 110, middle shell 120 and lower case 130 surround an accommodating chamber, laser light source mounting structure jointly
200, light beam reshaping structure 300, reflecting mechanism, laser pick-off structure 500 and laser signal detecting plate 600 are respectively positioned on accommodating chamber
It is interior.Wherein, upper housing 110 can be acrylic cover, have the characteristics that the saturating infrared light of black, laser light source mounting structure 200 are sent out
Laser out can be projected from acrylic cover, be got on object in reflection meeting acrylic cover, and extraneous other veiling glares cannot be introduced into
In acrylic cover, light disturbance can be effectively avoided.
Referring to Figure 2 together and Fig. 4, laser light source mounting structure 200 include upper bracket 210, adjustment seat 220 and heat conductive pad
240.Laser light source mounting structure 200 is for installing laser 230.What upper bracket 210 was arranged with top surface and back on top surface
The back side, the top surface of upper bracket 210 offer the first container 211, and the bottom wall of the first container 211 offers light hole 212, lead to
Unthreaded hole 212 runs through the bottom surface of upper bracket 210.That is, the first container 211 forms the structure of stepped groove with light hole 212.
Adjustment seat 220 is set in the first container 211.Specifically, the size of adjustment seat 220 is less than the first container
211 size, therefore during assembling, adjustment seat 220 can move front and rear, left and right in the first container 211, to adjust
It saves to optimum position.The top of adjustment seat 220 offers the second container 221, and the bottom wall of the second container 221 offers through-hole
222.That is, the second container 221 forms the structure of stepped groove with through-hole 222.
Specific in present embodiment, the mode that adjustment seat 220 is connected through a screw thread is arranged in the first container 211.
The first screw thread is formed on the side wall of first container 211, the outer wall of adjustment seat 220 is formed with matched with the first screw thread
Two screw threads, 220 spiral shell of adjustment seat are set in the first container 211.Therefore, adjustment seat 220 can be relative to moving down on upper bracket 210
It is dynamic, so that laser 230 is located at the optimum position of lens focus.
Card slot 223 is also provided on the side wall of adjustment seat 220, card slot 223 is connected with the second container 221.For example,
Two card slots 223 are opened up in adjustment seat 220, two card slots 223 extend along the axial direction of adjustment seat 220, can be by external
Tooling is stuck in card slot 223, and adjustment seat 220 is adjusted, and moves up and down adjustment seat 220 relative to upper bracket 210.
Heat conductive pad 240 covers on laser 230, and laser 230 and heat conductive pad 240 are glued.The setting of heat conductive pad 240 is the
In two containers 221, and the size of heat conductive pad 240, less than the size of the second container 221, laser 230 can pass through through-hole
222 protrude into light hole 212.There is gap between the outer wall of heat conductive pad 240 and the side wall of the second container 221, filled out in gap
Filled with viscose glue, therefore the fastness between heat conductive pad 240 and adjustment seat 220 is higher.Such as viscose glue can be AB glue, adjust after injection
After saving 230 position of laser, a few minutes can dry up fixation.
Heat conductive pad 240 is formed with third container 241, and laser 230 includes mounting portion 231 and illumination region 232, mounting portion
231 are contained in third container 241, and illumination region 232 protrudes into light hole 212.Therefore, 231 quilt of mounting portion of laser 230
It is enclosed between heat conductive pad 240 and adjustment seat 220, the installation of laser 230 is stronger.Illumination region 232 protrudes into light hole 212
It is interior, therefore the laser issued will not be blocked.
Card hole 242 is also provided on heat conductive pad 240, card hole 242 is axially extending along heat conductive pad 240.By the way that card hole is arranged
242, it can be realized extraneous tooling clamping heat conductive pad 240 to adjust heat conductive pad 240 in the position of the second container 221, it will be thermally conductive
Pad 240 is adjusted to optimum position.
The material of heat conductive pad 240 is polytetrafluoroethylene (PTFE), have it is heat-resisting, it is thermally conductive good, can be by laser the characteristics of insulation
230 heats generated effectively pass, and prevent the short circuit of laser 230 and are burned, extend laser 230 uses the longevity
Life.
Specific in present embodiment, laser radar 10 further includes laser driver circuit board 250 and shielding case 260, laser
Drive circuit board 250 is electrically connected with laser 230, and laser driver circuit board 250 controls laser 230 and issues laser.Shielding case
260 are set on laser driver circuit board 250, and shielding case 260 is for preventing external electromagnetic from having an impact to laser 230.
The assembling process of above-mentioned laser light source mounting structure 200 is as follows:
When assembling, first heat conductive pad 240 is covered on laser 230, and heat conductive pad 240 and laser 230 is glued.So
Adjustment seat 220 is arranged in the first container 211 afterwards, specially screws in 220 spiral of adjustment seat in the first container 211.
Then the heat conductive pad 240 after gluing is put into the second container 221 of adjustment seat 220 with laser 230, passes through extraneous tooling
The position of adjustment seat 220 in above-below direction is adjusted, heat conductive pad 240 is adjusted in the position of front and rear, left and right by extraneous tooling, makes to swash
Light device 230 is protruded into light hole 212 by through-hole 222, and is located at the optimum position of the focus of lens, and then injecting glue is fixed, to
Extraneous tooling of dropping back out is fully cured in glue.Due to heat conductive pad 240 size less than the second container 221 the second container 221
Size, therefore can by extraneous tooling adjust heat conductive pad 240 be located at the position in the second container 221, can effectively mention
High assembly precision.Since adjustment seat 220 and upper bracket 210 threadedly assemble, can be adjusted by extraneous tooling
Adjustment seat 220 is located at the position in the first container 211, further increases assembly precision.
Referring to Fig. 1 and Fig. 3, the light beam that light beam reshaping structure 300 is used to launch the laser 230 is whole
Shape, catoptric arrangement 400 are used to receive the laser after reflection, light for reflecting the light beam after shaping, laser pick-off structure 500
Between laser 230 and emitting structural, laser signal detecting plate 600 connects beam reshaping structure 300 for incuding the laser
Receive the laser that structure 500 converges.Light beam after shaping is reflected upper housing 110 by catoptric arrangement 400, and light beam is got on object
After return, catoptric arrangement 400 again reflexes to light beam in laser pick-off structure 500.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (10)
1. a kind of laser light source mounting structure of laser radar characterized by comprising
Upper bracket, with top surface and the bottom surface being arranged back on the top surface, the top surface of the upper bracket offers the first receiving
Slot, the bottom wall of first container offer light hole, and the light hole runs through the bottom surface of the upper bracket；
Adjustment seat is set in first container, and the second container is offered at the top of the adjustment seat, and described second receives
The bottom wall of tank offers through-hole；And
Heat conductive pad, the heat conductive pad cover on laser, and the laser and the heat conductive pad are glued, the heat conductive pad setting
In second container, and the size of the heat conductive pad is less than the size of second container, and the laser passes through
The through-hole protrudes into the light hole.
2. laser light source mounting structure according to claim 1, which is characterized in that shape on the side wall of first container
At there is the first screw thread, the outer wall of the adjustment seat is formed with the second screw thread matched with first screw thread, the adjustment seat
Spiral shell is set in first container.
3. laser light source mounting structure according to claim 2, which is characterized in that the outer wall of the heat conductive pad and described the
There is gap between the side wall of two containers, be filled with viscose glue in the gap.
4. laser light source mounting structure according to any one of claims 1 to 3, which is characterized in that the heat conductive pad is formed
There is third container, the laser includes mounting portion and illumination region, and the mounting portion is contained in the third container, institute
Illumination region is stated to protrude into the light hole.
5. laser light source mounting structure according to any one of claims 1 to 3, which is characterized in that the side of the adjustment seat
Card slot is offered on wall, the card slot is connected with second container.
6. laser light source mounting structure according to any one of claims 1 to 3, which is characterized in that opened on the heat conductive pad
Equipped with card hole, the card hole is axially extending along the heat conductive pad.
7. laser light source mounting structure according to any one of claims 1 to 3, which is characterized in that the material of the heat conductive pad
Matter is polytetrafluoroethylene (PTFE) or ceramics.
8. a kind of laser radar characterized by comprising
Laser；
Laser light source mounting structure as described in any one of claim 1 to 7, for installing the laser；
Light beam reshaping structure, the beam shaping for launching the laser；
Catoptric arrangement, for reflecting the light beam after shaping；
Laser pick-off structure, for receiving the laser after reflection；And
Laser signal detecting plate, for incuding the laser of the laser pick-off structure convergence.
9. laser radar according to claim 8, which is characterized in that further include laser driver circuit board and shielding case, institute
Shielding case is stated to be set on the laser driver circuit board.
10. a kind of automated driving system characterized by comprising laser radar as claimed in claim 8 or 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822086596.8U CN209342905U (en) | 2018-12-12 | 2018-12-12 | Automated driving system, laser radar and its laser light source mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822086596.8U CN209342905U (en) | 2018-12-12 | 2018-12-12 | Automated driving system, laser radar and its laser light source mounting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209342905U true CN209342905U (en) | 2019-09-03 |
Family
ID=67756768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822086596.8U Active CN209342905U (en) | 2018-12-12 | 2018-12-12 | Automated driving system, laser radar and its laser light source mounting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209342905U (en) |
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2018
- 2018-12-12 CN CN201822086596.8U patent/CN209342905U/en active Active
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