CN206684804U - A kind of drive recorder with autofocus adjustment function - Google Patents
A kind of drive recorder with autofocus adjustment function Download PDFInfo
- Publication number
- CN206684804U CN206684804U CN201720367541.7U CN201720367541U CN206684804U CN 206684804 U CN206684804 U CN 206684804U CN 201720367541 U CN201720367541 U CN 201720367541U CN 206684804 U CN206684804 U CN 206684804U
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- drive recorder
- unit
- automatic focusing
- adjustment function
- autofocus adjustment
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Abstract
It the utility model is related to drive recorder technical field, and in particular to a kind of drive recorder with autofocus adjustment function, the drive recorder include：One speed detection unit, an automatic focusing unit, the automatic focusing unit connect the speed detection unit, and the automatic focusing unit selects different mode of operations according to the speed of the speed detection unit；Unit is controlled in one, during vehicle travels, due to the difference of speed, according to the travel speed of vehicle itself, and the distance of vehicle of other cars with loading the drive recorder, the automatic focusing unit of step-less adjustment, ensure that drive recorder is accurately focused on to entering the vehicle in image pickup scope, preferably lift the record effect of drive recorder.Using the drive recorder provided by the utility model with night vision function, after the night vision image of acquisition, and night vision image is subjected to color processing, reduces the true road conditions in night environment.
Description
Technical field
It the utility model is related to drive recorder technical field, and in particular to a kind of row with autofocus adjustment function
Car recorder.
Background technology
In the prior art, vehicle has turned into the main means of transport of people's trip, and vehicle is brought soon in the life given people
Prompt and while facilitate, the also personal safety to people brings hidden danger.Drive recorder is the shadow in registration of vehicle traveling way
The instrument of the relevent information such as picture and sound.Install drive recorder after, be able to record running car overall process video image and
Sound, evidence can be provided for traffic accident.But existing drive recorder is by way of camera obtains image, to image
The processing mode of focusing is broadly divided into two kinds, and a kind of is the wheelbase of fixed pick-up lens, only obtains the clear of front side fixed range
Clear image is more unintelligible for image relatively near or farther out, display；Another kind is by way of automatic focusing, each
The image of individual appearance carries out focusing focal length；
But during running car, the image that camera obtains has focusing overlong time, when camera is adjusted
Jiao completes, and automobile has driven to another place, especially during galloping, the camera lens on drive recorder
Need frequently to focus, on frequently focusing, it tends to be difficult to road conditions are clearly obtained in time, especially in night high speed traveling
When, drive recorder is difficult to catch clear effective image, and on the market also without the product for occurring solving problems.
Utility model content
In order to effectively solve the above problems, the utility model provides a kind of driving recording with autofocus adjustment function
Instrument.
Concrete technical scheme of the present utility model is as follows：A kind of drive recorder with autofocus adjustment function, institute
Stating drive recorder includes：
One speed detection unit, the car speed of the drive recorder is mounted with for detecting；
One automatic focusing unit, the automatic focusing unit connect the speed detection unit, the automatic focusing unit
Different mode of operations is selected according to the speed of the speed detection unit；
The automatic focusing unit includes an adjusting cavity, a connecting cavity and a zoom pipe, and a base is accommodated in the adjusting cavity
Quasi- lens group, and one end with the connecting cavity by being rotatably connected, the other end is fixedly connected with the zoom pipe, the zoom pipe with
The connecting cavity is fixedly connected.
Unit is controlled in one, the middle control unit connects the speed detection unit and the automatic focusing unit.
Further, the adjusting cavity includes a rotating part and a fixed part, the company of the rotating part and the fixed part
Meet place and be provided with bearing, the rotating part is rotatably connected with the connecting cavity.
Further, the reference lens group, the rotating part termination and the connecting cavity are set on the inside of the fixed part
Junction set an external screw thread track.
Further, several are set to adjust lens group and an internal thread track, the internal thread on the inside of the connecting cavity
Track is arranged on the junction of the connecting cavity and the adjusting cavity；
The external screw thread track and the position of the internal thread track are mutually corresponding, and described in internal thread track cladding
External screw thread track.
Further, it is described it is middle control unit include a driving chip, a variable resistor, a microprocessor, it is described can power transformation
The adjustable end connection microprocessor input of resistance, the output end of microprocessor connect driving chip, the driving chip driving
Adjusting cavity rotates.
Further, the speed detection unit includes a velocity sensor, the velocity sensor and the automatic change
Burnt unit connection.
Further, the drive recorder also includes a night vision unit, and the night vision unit is arranged on drive recorder
The base side of front end camera；
The night vision unit includes infrared remote receiver, infrared transmitter, photo resistance and pcb board, the infrared transmitter,
Infrared remote receiver and photo resistance are arranged on the pcb board by SMT mount technologies, the pcb board be connected to it is described in
Control unit.
The drive recorder also includes a range cells, the range cells include generating laser, laser pickoff,
Filters center, laser controller and laser powered sensor component；
The generating laser, laser pickoff are all connected on the filters center, the filters center connection
On the processor of the middle control unit.
Usefulness of the present utility model：During vehicle travels, due to the difference of speed, according to vehicle itself
Travel speed, and the distance of vehicle of other cars with loading the drive recorder, the automatic focusing unit of step-less adjustment, ensure row
Car recorder is accurately focused on to entering the vehicle in image pickup scope, preferably lifts the record effect of drive recorder.Adopt
With the drive recorder provided by the utility model with night vision function, after the night vision image of acquisition, and night vision image is carried out
Color processing, reduce the true road conditions in night environment.
Brief description of the drawings
Fig. 1 is the system structure diagram of the embodiment of utility model one；
Fig. 2 is the overall structure diagram of automatic focusing unit described in the embodiment of the utility model one；
Fig. 3 is the fundamental diagram of automatic focusing unit described in the utility model.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is explained in further detail.It should be appreciated that specific embodiment described herein is used only for explaining
The utility model, it is not used to limit the utility model.
On the contrary, the utility model cover it is any be defined by the claims do in spirit and scope of the present utility model
Replacement, modification, equivalent method and scheme.Further, it is right below in order that the public has a better understanding to the utility model
It is detailed to describe some specific detail sections in detailed description of the present utility model.Do not have for a person skilled in the art
The description of these detail sections can also understand the utility model completely.
As shown in figure 1, being the system structure diagram of the embodiment of utility model one, this embodiment offers one kind to have certainly
The drive recorder of dynamic focus adjustment functions, the drive recorder include a speed detection unit, an automatic focusing unit, one
Unit is controlled in night vision unit, a range cells and one, the speed detection unit is connected with the automatic focusing unit, described
Night vision unit is connected with the automatic focusing unit, the speed detection unit, automatic focusing unit, night vision unit, ranging list
Member is all connected with the middle control unit, and above-mentioned unit is all integrated in drive recorder；
During vehicle travels, due to the difference of speed, vehicle is to draw near in the picture in drive recorder
, or from the close-by examples to those far off, according to the travel speed of vehicle itself, and vehicle of other cars with loading the drive recorder
Distance, automatic focusing unit is adjusted, ensure that drive recorder is accurately focused on to entering the vehicle in image pickup scope, preferably
Lift the record effect of drive recorder.
As shown in Fig. 2 be the overall structure diagram of automatic focusing unit described in the embodiment of the utility model one, it is described from
Dynamic focusing unit includes an adjusting cavity 1, connecting cavity 2 and zoom pipe 3, and the adjusting cavity includes rotating part 13 and fixed part 12, institute
The junction for stating rotating part 13 and fixed part 12 is provided with bearing, and the rotating part 13 of the adjusting cavity 1 is rotatably connected with connecting cavity 2,
And described one end of zoom pipe 3 is fixed on the fixed part of adjusting cavity 1, the other end is fixed in connecting cavity 2, and the zoom pipe 3 can enter
Row is any flexible, and the inner side of fixed part 12 of the adjusting cavity 1 is provided with a reference lens group 14, the rotating part 13 of the adjusting cavity 1
With an external screw thread track 111, the external screw thread track 111 is arranged on the junction of the termination of rotating part 13 and connecting cavity 2, described
The inner side of connecting cavity 2 is provided with multiple regulation internal thread tracks 121 of lens group 15 and one, and the internal thread track 121 is arranged on connection
The termination of chamber 2 and the junction of adjusting cavity 1, the external screw thread track 111 and the position correspondence of internal thread track 121, and internal threaded rail
Road 121 coats external screw thread track 111, and when the rotating part 13 of adjusting cavity 1 rotates, external screw thread track 111 rotates, but in zoom
Under pipe 3 limits, internal thread track 121 can not rotate so that connecting cavity 2 produces relative motion with adjusting cavity 1, in rotation forces
Under effect, change the distance of connecting cavity 2 and adjusting cavity 1, to realize the multiplying power for changing overall camera lens.
As shown in figure 3, be the fundamental diagram of automatic focusing unit described in the utility model, the rotation of the adjusting cavity 1
Unit is controlled in portion 13 in connecting, the middle control unit provides rotary power to the rotating part 13 of adjusting cavity 1, and the middle control unit includes
Driving chip 113, variable resistor 112, microprocessor 114, the adjustable end connection microprocessor 114 of the variable resistor 112 are defeated
Enter end, the output end of microprocessor 114 connects driving chip 113, and the driving chip 113 drives adjusting cavity 1 to rotate, and institute
The adjustable end for stating variable resistor 112 is also connected with the output end of an adjustment subelement 115, the 112 non-dimmable end of variable resistor
One end is grounded, another termination high level, and the high level connection power supply, the adjustment subelement 115 also has an input, institute
State input and connect the middle control unit, and receive automatic regulating signal transmitted by the middle control unit.
Drive recorder of the present utility model has stepless zooming function, can accurately adjust zoom ratio, to entering to enter a profession
Vehicle in the range of car recorder carries out whole high definition and focused on, and lifts the record effect of drive recorder, image quality becomes apparent from.
Drive recorder of the present utility model has the speed function that collection loads the driving recording vehicle：
The speed detection unit includes a velocity sensor, and the velocity sensor connects with the autozoom unit
Connect, specifically, the velocity sensor is connected with the driving chip 113, when the travel speed of vehicle is very fast, one
Car from enter drive recorder image pickup scope, it is shorter to the time for leaving image pickup scope, now pass through the middle control unit, control
The stepless zooming of the automatic focusing unit is made, the adjusting cavity of the automatic focusing unit is in high performance working condition；
When the travel speed of vehicle is slower or during common speed, a car is from the image pickup scope for entering drive recorder, to leaving shooting model
The time enclosed is longer, now by the middle control unit, controls the stepless zooming of the automatic focusing unit, makes described automatic poly-
The adjusting cavity of burnt unit is in the working condition of energy-conservation, is normally carried out zoom camera.It is rationally sharp by selecting different zoom modes
It is described to focus on automatically with reference to the concrete condition of traveling on the premise of ensureing to obtain high-definition image with the performance of drive recorder
The different mode of operation of Unit selection, the record quality of drive recorder is lifted, postpone the service life of drive recorder.
In another embodiment, the speed detection unit is to connect from vehicle interior detection speed sensor by a circuit
Connect in the drive recorder so that the drive recorder can directly obtain car speed.
Drive recorder of the present utility model has the night vision function in driving at night record road conditions：
The night vision unit is arranged on the base side of drive recorder front end camera, and the night vision unit includes infrared connect
Receive device, infrared transmitter, photo resistance and pcb board.Wherein infrared remote receiver is used for the optical image for catching focus objects, described
Infrared transmitter is used to send infrared light, and the infrared transmitter, infrared remote receiver, photo resistance and pcb board are installed in night
Depending on unit fixed seat, the night vision unit fixed seat is fixed on pick-up lens.The infrared transmitter, infrared remote receiver and light
Quick resistance is arranged on the pcb board by SMT mount technologies, and the pcb board is connected on the middle control unit；
The photo resistance is used to sense drive recorder and is focused vehicle institute illuminance value at ambient, to identify
Go out whether to need to open night vision function, judge when the illuminance value that photo resistance receives is less than 0.3lux (Lux), then
Identify as night, and open night vision function；Wherein infrared transmitter transmitting Infrared irradiation focuses on vehicle, and infrared remote receiver connects
Receive the infra-red radiation imaging of reflection.Picture is obtained by night vision unit and carries out simultaneously Pseudo Col ored Image, greyscale pattern is converted into coloured silk
Colored pattern.
Using the drive recorder provided by the utility model with night vision function, after the night vision image of acquisition, and by night
Visible image carries out color processing, reduces the true road conditions in night environment.
Drive recorder of the present utility model has distance measurement function：
The range cells include generating laser, laser pickoff, filters center, laser controller and laser and supplied
Electrical component；The laser powered sensor component is supplied generating laser, laser pickoff, filters center, laser controller
Electricity；The generating laser, laser pickoff, laser controller are both connected on filters center, the filters center
On the processor for connecting the middle control unit, and the range information measured is sent into the processor；The generating laser and swash
Optical receiver is placed on two avris of camera lens front end, and the generating laser and laser pickoff are fixed by laser respectively
Seat is fixed on two avris of camera lens front end, and the laser fixed seat is provided with manual knob, knob regulation will manually can be swashed
To having an angle, the straight line where making generating laser converges a bit with laser pickoff for optical transmitting set and laser pickoff pad
On, the position is in front of drive recorder.
The laser transmitter projects go out laser and received after the reflection of object being measured by laser pickoff, and rangefinder is same
When the recording laser round time, the half of the light velocity and the product of two-way time, is exactly laser ranging system and object being measured
The distance between, the percentage error of adopting said method measurement distance is 0.1% or so.
Using the range cells, measure front vehicles and be mounted with the distance of the vehicle of drive recorder, timely early warning
Safe distance between the vehicle of human pilot, ensure the safety of traveling.
For the ordinary skill in the art, according to teaching of the present utility model, the utility model is not being departed from
Principle and spirit in the case of, the changes, modifications, replacement and the modification that are carried out to embodiment still fall within of the present utility model
Within protection domain.
Claims (8)
1. a kind of drive recorder with autofocus adjustment function, it is characterised in that the drive recorder includes：
One speed detection unit, the car speed of the drive recorder is mounted with for detecting；
One automatic focusing unit, the automatic focusing unit connect the speed detection unit, the automatic focusing unit according to
The speed of the speed detection unit selects different mode of operations；
The automatic focusing unit includes an adjusting cavity, a connecting cavity and a zoom pipe, and it is saturating to accommodate a benchmark in the adjusting cavity
Microscope group, and one end with the connecting cavity by being rotatably connected, the other end is fixedly connected with the zoom pipe, the zoom pipe with it is described
Connecting cavity is fixedly connected；
Unit is controlled in one, the middle control unit connects the speed detection unit and the automatic focusing unit.
A kind of 2. drive recorder with autofocus adjustment function as claimed in claim 1, it is characterised in that the regulation
Chamber includes a rotating part and a fixed part, and the junction of the rotating part and the fixed part is provided with bearing, the rotating part and
The connecting cavity rotatable connection.
A kind of 3. drive recorder with autofocus adjustment function as claimed in claim 2, it is characterised in that the fixation
The reference lens group is set on the inside of portion, and the rotating part termination and the junction of the connecting cavity set an external screw thread track.
A kind of 4. drive recorder with autofocus adjustment function as claimed in claim 3, it is characterised in that the connection
Intracavitary side sets several regulation lens groups and an internal thread track, the internal thread track to be arranged on the connecting cavity and institute
State the junction of adjusting cavity；
The external screw thread track and the position of the internal thread track are mutually corresponding, and the internal thread track coats the outer spiral shell
Line track.
A kind of 5. drive recorder with autofocus adjustment function as claimed in claim 3, it is characterised in that the middle control
Unit includes a driving chip, a variable resistor, a microprocessor, the adjustable end connection microprocessor input of the variable resistor
End, the output end of microprocessor connect driving chip, the driving chip driving adjusting cavity rotation.
A kind of 6. drive recorder with autofocus adjustment function as claimed in claim 1, it is characterised in that the speed
Detection unit includes a velocity sensor, and the velocity sensor is connected with the autozoom unit.
A kind of 7. drive recorder with autofocus adjustment function as claimed in claim 1, it is characterised in that the driving
Recorder also includes a night vision unit, and the night vision unit is arranged on the base side of drive recorder front end camera；
The night vision unit includes infrared remote receiver, infrared transmitter, photo resistance and pcb board, the infrared transmitter, infrared
Receiver and photo resistance are arranged on the pcb board by SMT mount technologies, and it is single that the pcb board is connected to the middle control
Member.
A kind of 8. drive recorder with autofocus adjustment function as claimed in claim 1, it is characterised in that the driving
Recorder also includes a range cells, and the range cells include generating laser, laser pickoff, filters center, laser
Device controller and laser powered sensor component；
The generating laser, laser pickoff are all connected on the filters center, described in the filters center connection
On the processor of middle control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720367541.7U CN206684804U (en) | 2017-04-10 | 2017-04-10 | A kind of drive recorder with autofocus adjustment function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720367541.7U CN206684804U (en) | 2017-04-10 | 2017-04-10 | A kind of drive recorder with autofocus adjustment function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206684804U true CN206684804U (en) | 2017-11-28 |
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ID=60399752
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720367541.7U Active CN206684804U (en) | 2017-04-10 | 2017-04-10 | A kind of drive recorder with autofocus adjustment function |
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| CN (1) | CN206684804U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107067495A (en) * | 2017-04-10 | 2017-08-18 | 江苏车视杰电子有限公司 | A kind of drive recorder with autofocus adjustment function |
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2017
- 2017-04-10 CN CN201720367541.7U patent/CN206684804U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107067495A (en) * | 2017-04-10 | 2017-08-18 | 江苏车视杰电子有限公司 | A kind of drive recorder with autofocus adjustment function |
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