CN208509070U - A kind of vehicle-mounted camera - Google Patents

Abstract

The utility model discloses a kind of vehicle-mounted cameras, including head shell, are connected to inner cavity and extraneous loophole with one with an inner cavity；Optical lens is located at loophole described in interior intracavitary and face；And PCB circuit board, the PCB circuit board are laid with photo sensor, dsp processor and power supervisor；Wherein, the output end of the photo sensor connects the dsp processor, and the output end of dsp processor connects an output interface；The power output end of the power supervisor is respectively connected to the photo sensor and dsp processor；The light emission side of the optical lens is arranged in photo sensor.The structure of vehicle-mounted CCD camera of the technology is simple, compact, at low cost, and assembly is simple.

Description

A kind of vehicle-mounted camera

Technical field

The utility model relates to camera technical field, especially a kind of vehicle-mounted camera.

Background technique

Vehicle-mounted camera is mounted on vehicle side for shooting image and carry out image procossing, extracts the fare, preceding on road surface out Square vehicle, correct vehicle, personage or road markings.Vehicle-mounted camera is suitable for the onboard system of the safety traffic of support vehicle. But there are some problems for existing vehicle-mounted camera, such as structure is complicated.

Therefore, above-mentioned technical problem needs to solve.

Utility model content

For overcome the deficiencies in the prior art, the utility model proposes a kind of vehicle-mounted cameras, it is therefore intended that simplification is vehicle-mounted The structure of camera.

In order to solve the above technical problems, the utility model proposes basic technical scheme are as follows:

A kind of vehicle-mounted camera, comprising:

Head shell is connected to inner cavity and extraneous loophole with one with an inner cavity；

Optical lens is located at loophole described in interior intracavitary and face；And

PCB circuit board, the PCB circuit board are laid with photo sensor, dsp processor and power supervisor；

Wherein, the output end of the photo sensor connects the dsp processor, the output end connection one of dsp processor A output interface；The power output end of the power supervisor is respectively connected to the photo sensor and dsp processor；Picture The light emission side of the optical lens is arranged in sensor.

Further, the model AR0130CS of the photo sensor.

Further, the model NVP2431H of the dsp processor.

Further, the power supervisor include 3.3V power input, it is the first linear LDO voltage stabilizer, second linear LDO voltage stabilizer, third linear LDO voltage stabilizer, the 3.3V power input are separately connected the first linear LDO voltage stabilizer, second Linear LDO voltage stabilizer, third linear LDO voltage stabilizer；First linear LDO voltage stabilizer exports 2.8V voltage, the second linear LDO pressure stabilizing Device exports 1.8V voltage, and third linear LDO voltage stabilizer exports 1.2V voltage；

Wherein, the output end of the first linear LDO voltage stabilizer connects the photo sensor, the second linear LDO voltage stabilizer Output end connects the photo sensor and dsp processor, and the output end of third linear LDO voltage stabilizer connects the DSP processing Device, the 3.3V power input connect the dsp processor.

Further, the head shell includes that outer cover body made of metal and screw thread are arranged in the outer cover body The rear cover of end, the outer cover body connect to form the inner cavity with rear cover.

Further, the outside that the outer cover body is located at loophole side has the protruding portion extended radially outward, It is threadedly coupled a ring set in shell outer body, the ring set is opposite with protruding portion.

The beneficial effects of the utility model are:

A kind of vehicle-mounted camera of the technical solution of the utility model, including head shell have an inner cavity and one It is connected to inner cavity and extraneous loophole；Optical lens is located at loophole described in interior intracavitary and face；And PCB circuit board, it should PCB circuit board is laid with photo sensor, dsp processor and power supervisor；Wherein, the output end of the photo sensor connects The dsp processor is connect, the output end of dsp processor connects an output interface；The power output end of the power supervisor It is respectively connected to the photo sensor and dsp processor；The light emission side of the optical lens is arranged in photo sensor.The skill The structure of vehicle-mounted CCD camera of art is simple, compact, at low cost, and assembly is simple.

Detailed description of the invention

Fig. 1 is a kind of structural scheme of mechanism of vehicle-mounted camera；

Fig. 2 is a kind of interlock circuit connection schematic diagram of vehicle-mounted camera；

Fig. 3 is the electrical block diagram of power supervisor.

Specific embodiment

The technical scheme in the embodiment of the utility model is clearly and completely retouched below in conjunction with attached drawing 1 to attached drawing 3 It states, it is clear that described embodiment is only a part of the embodiment of the utility model, instead of all the embodiments.It is based on The embodiments of the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all Other embodiments are fallen within the protection scope of the utility model.

It is to be appreciated that if related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding, Afterwards ...), then directionality instruction is only used for explaining opposite between each component under a certain particular pose (as shown in the picture) Positional relationship, motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.

Referring to Fig. 1 and Fig. 2:

A kind of vehicle-mounted camera, including head shell 1, optical lens 2 and PCB circuit board 3.

Wherein, there is head shell 1 inner cavity 11 to be connected to inner cavity 11 and extraneous loophole 12 with one；The light transmission Hole 12 is for realizing acquisition ambient video data；Optical lens 2 is located in inner cavity 11 and loophole 12 described in face；PCB circuit Plate 3 is laid with photo sensor 31, dsp processor 32 and power supervisor 33；The output end of the photo sensor 31 connects The output end of the dsp processor 32, dsp processor 32 connects an output interface 34；The power supply of the power supervisor 33 Output end is respectively connected to the photo sensor 31 and dsp processor 32；Photo sensor 31 is arranged in the optical lens 2 Light emission side.

Specifically, extraneous scene enters the optical lens 2 by loophole 12, the optical lens 2 is after treatment Scene projection in photo sensor 31, which is converted into electronic signal for the optical imagery of extraneous scene, should It is outwardly exported after electronic signal transmission to the processing of the dsp processor 32.In the present embodiment, dsp processor 32 passes through One outside image output of output interface 34, such as exported to display screen, specifically, the output interface 34 is CVBS interface, Realize external image output.

It is detailed, in the present embodiment, the model AR0130CS of the photo sensor 31, the dsp processor 32 Model NVP2431H.It can be realized by the combination and obtain high definition image, meet the requirement of driving auxiliary system.

Referring to Fig. 3, which is the electrical block diagram of power supervisor 33.It is realized by the power supervisor 33 to figure Piece sensor 31 and dsp processor 32 are powered.Specifically, which can export four road voltages, to meet picture biography The different voltages demand of sensor 31 and dsp processor 32.

Detailed, which includes 3.3V power input 331, the first linear LDO voltage stabilizer 332, second Linear LDO voltage stabilizer 333, third linear LDO voltage stabilizer 334, it is linear that the 3.3V power input 331 is separately connected first LDO voltage stabilizer 332, the second linear LDO voltage stabilizer 333, third linear LDO voltage stabilizer 334；First linear LDO voltage stabilizer 332 is defeated 2.8V voltage out, the second linear LDO voltage stabilizer 333 export 1.8V voltage, and third linear LDO voltage stabilizer 334 exports 1.2V voltage.

Wherein, the output end of the first linear LDO voltage stabilizer 332 connects the photo sensor 31, the second linear LDO pressure stabilizing The output end of device 333 connects the photo sensor 31 and dsp processor 32, and the output end of third linear LDO voltage stabilizer 334 connects The dsp processor 32 is connect, the 3.3V power input 331 connects the dsp processor 32.Specifically, in the present embodiment, First linear 332 model SGM2019-2.8YN5 of LDO voltage stabilizer, the second linear LDO voltage stabilizer 333 model RT8009 (- 18) PB, model RT8009 (- 12) PB of third linear LDO voltage stabilizer 334.

Wherein, 3.3V power input 331 is connect with external power supply, is accessed electric power, such as the power supply of grafting automobile, is provided 3.3V electric power.It can easily be powered by the power supervisor 33, and structure is simple.

Referring to Fig.1, the head shell 1 includes that outer cover body 13 made of metal and screw thread are arranged in the shell sheet The rear cover 14 of 13 end of body, the outer cover body 13 and the connection of rear cover 14 form the inner cavity 11.The outer cover body 13 is located at saturating The outside of 12 side of unthreaded hole has the protruding portion 131 extended radially outward, connects a ring in 13 outside screw of outer cover body Set 15, the ring set 15 and protruding portion 131 are opposite.When installation, outer cover body 13 is inserted into fixture (such as automobile) In one through-hole, then ring set 15 is threadedly coupled to the side for screwing in outer cover body 13 until the protruding portion 131 and ring set 15 will Object grips, and the fixation of the vehicle-mounted camera is realized by the technology.

In short, the technical solution of the utility model structure is simple, compact, installation also facilitates, and is convenient for vehicle-mounted use.

According to the disclosure and teachings of the above specification, the utility model those skilled in the art can also be to above-mentioned reality The mode of applying is changed and is modified.Therefore, the utility model is not limited to specific embodiment disclosed and described above, right Some modifications and changes of the utility model should also be as falling into the protection scope of the claims of the present utility model.In addition, to the greatest extent It is used some specific terms in pipe this specification, these terms are merely for convenience of description, not to the utility model Constitute any restrictions.

Claims (6)

1. a kind of vehicle-mounted camera characterized by comprising

Head shell (1) is connected to the loophole (12) of inner cavity (11) and the external world with an inner cavity (11) with one；

Optical lens (2), be located at inner cavity (11) in and face described in loophole (12)；And

PCB circuit board (3), the PCB circuit board (3) are laid with photo sensor (31), dsp processor (32) and power supervisor (33)；

Wherein, the output end of the photo sensor (31) connects the dsp processor (32), the output of dsp processor (32) One output interface (34) of end connection；The power output end of the power supervisor (33) is respectively connected to the photo sensor (31) and dsp processor (32)；The light emission side in the optical lens (2) is arranged in photo sensor (31).

2. a kind of vehicle-mounted camera as described in claim 1, it is characterised in that:

The model AR0130CS of the photo sensor (31).

3. a kind of vehicle-mounted camera as claimed in claim 2, it is characterised in that:

The model NVP2431H of the dsp processor (32).

4. a kind of vehicle-mounted camera as claimed in claim 3, it is characterised in that:

The power supervisor (33) includes 3.3V power input (331), the first linear LDO voltage stabilizer (332), second linear LDO voltage stabilizer (333), third linear LDO voltage stabilizer (334), it is linear that the 3.3V power input (331) is separately connected first LDO voltage stabilizer (332), the second linear LDO voltage stabilizer (333), third linear LDO voltage stabilizer (334)；First linear LDO pressure stabilizing Device (332) exports 2.8V voltage, and the second linear LDO voltage stabilizer (333) exports 1.8V voltage, third linear LDO voltage stabilizer (334) Export 1.2V voltage；

Wherein, the output end of the first linear LDO voltage stabilizer (332) connects the photo sensor (31), the second linear LDO pressure stabilizing The output end of device (333) connects the photo sensor (31) and dsp processor (32), third linear LDO voltage stabilizer (334) Output end connects the dsp processor (32), and the 3.3V power input (331) connects the dsp processor (32).

5. a kind of vehicle-mounted camera as described in one of Claims 1-4, it is characterised in that:

The head shell (1) includes outer cover body made of metal (13) and screw thread setting at the outer cover body (13) end The rear cover (14) at end, the outer cover body (13) and rear cover (14) connection form the inner cavity (11).

6. a kind of vehicle-mounted camera as claimed in claim 5, it is characterised in that:

The outside that the outer cover body (13) is located at loophole (12) side has the protruding portion (131) extended radially outward, A ring set (15) is connected in outer cover body (13) outside screw, the ring set (15) and protruding portion (131) are opposite.