CN110231750B

CN110231750B - Be used for unmanned vehicle camera lens dehydrating unit

Info

Publication number: CN110231750B
Application number: CN201910442620.3A
Authority: CN
Inventors: 于大明; 姜珂; 赵立军; 尤霆
Original assignee: Shenzhen Sinochip Technology Co ltd
Current assignee: Shenzhen Sinochip Technology Co ltd
Priority date: 2019-05-25
Filing date: 2019-05-25
Publication date: 2021-03-05
Anticipated expiration: 2039-05-25
Also published as: CN110231750A

Abstract

The invention discloses a dehumidifying device for a camera lens of an unmanned vehicle, which comprises a protective shell, wherein a heating device is arranged at the top of the protective shell, air hoses are arranged on two sides of the heating device, a gas collection box is fixedly arranged at one end of each air hose, a plurality of exhaust pipes are fixedly connected to one side of the gas collection box, a gas nozzle is fixedly arranged at one end of each exhaust pipe, a plurality of gas nozzles are arranged at one end of each gas nozzle, mounting holes opposite to the exhaust pipes are arranged on the inner walls of two sides of the protective shell, and the exhaust pipes are inserted into the mounting holes in opposite positions. According to the dehumidification device for the lens of the unmanned automobile camera, air is heated through the heating device, the heated air is exhausted from the exhaust pipe through the air hose, and the hot air exhausted from the exhaust pipes on the two sides of the lens forms air convection on the surface of the lens, so that the dehumidification quality of the surface of the lens is improved, the surface of the lens is always kept in a clean state, and the camera is always in a clear shooting state.

Description

Be used for unmanned vehicle camera lens dehydrating unit

Technical Field

The invention relates to the field of dehumidification devices, in particular to a dehumidification device for a camera lens of an unmanned automobile.

Background

One of the differences between an unmanned vehicle and a self-driving vehicle during peacetime is as follows: according to the self-driving automobile, the automobile can select a driving path according to the self visual field, when the visual field of the automobile is fuzzy, the surface of window glass can be cleaned by the windscreen wiper, the definition of the visual field of people is guaranteed, the driving path of the unmanned automobile is selected by the camera, and the camera is the eyes of the unmanned automobile, so that the lens of the camera is required to be kept in a clear state all the time, the normal driving of the unmanned automobile is guaranteed, and the driving safety of the unmanned automobile is improved.

Common unmanned vehicle camera lens dehydrating unit sets up an air-out pipe at the oblique opposite surface of lens basically, the air in the air-out pipe is dried through the surface of heating to the lens, with this dry state who guarantees the lens, can influence the camera like this and pass through the monitoring range of lens to whole field of vision, the hot-air that flows out in the air-out pipe simultaneously can only dehumidify the part of lens, can not guarantee that lens surface and hot-air contact completely, influence the dehumidification quality of lens, reduce the monitoring quality of camera, the security coefficient that makes unmanned vehicle travel reduces.

Disclosure of Invention

The invention aims to provide a dehumidification device for a camera lens of an unmanned automobile, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a be used for unmanned vehicle camera lens dehydrating unit, includes the protective housing, the top of protective housing is equipped with heating device, heating device's both sides all are equipped with air hose, the fixed gas collection case that is equipped with of one end of air hose, a plurality of blast pipes of one side fixedly connected with of gas collection case, the one end fixed mounting of blast pipe has the air jet, a plurality of fumaroles have been seted up to the one end of air jet, the camera is installed to the inside one end of protective housing, the one end of camera is equipped with the lens, the lens inlays on locating the inner wall of protective housing, the mounting hole relative with the blast pipe position has all been seted up to the both sides inner wall of protective housing, the blast pipe alternates inside the mounting hole of locating relative position.

The heating device comprises an exhaust pipe, an exhaust pump, a heating box and an electric heating wire, wherein the exhaust pump is installed at the top of the exhaust pipe, the bottom end of the exhaust pipe is alternately connected with the top end of the heating box, the two sides of the heating box are respectively fixedly connected with the other ends of the two air hoses, and the electric heating wire is fixedly arranged on the inner wall of the heating box.

The through-hole has been seted up between two adjacent mounting holes on the protective housing, the equal activity joint in top and the bottom of through-hole has the fixed block, two be equipped with the spring between the fixed block, the both ends of spring respectively with the one end fixed connection of two fixed blocks, the other end of fixed block is the arcwall face.

The exhaust pipe is communicated with the heating box, the heating box is communicated with the gas collecting box through an air hose, and the gas collecting box is communicated with the exhaust pipe.

The dust exhaust device is characterized in that an arc-shaped groove is formed in the inner wall of the bottom of the protective shell, a dust exhaust hole is formed in the bottom end of the arc-shaped groove, and a dust exhaust pipe is embedded in the dust exhaust hole.

Switch panel is installed to one side of protective housing, last aspiration pump switch and the electric heating wire switch of installing of switch panel, aspiration pump and electric heating wire are respectively through aspiration pump switch and electric heating wire switch and external power electric connection.

The invention has the technical effects and advantages that:

1. according to the invention, air is heated by the electric heating wires in the heating box, the heated air flows through the exhaust pipe through the air hose, the hot air in the exhaust pipe is exhausted from the air nozzles, and the hot air sprayed by the air nozzles at two sides of the lens forms air convection on the surface of the lens, so that the surface of the lens is completely contacted with the hot air, the dehumidification quality of the surface of the lens is improved, the surface of the lens is always kept in a clean state, and the camera is ensured to be always in a clear camera shooting state;

2. according to the invention, the exhaust pipe is extruded through the fixing block in the through hole, so that the stability of embedding the exhaust pipe into the mounting hole in the protective shell is improved, and the dehumidification quality of the surface of the lens is improved.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic structural view between the gas collecting box and the exhaust pipe of the present invention;

FIG. 3 is an enlarged view of the part A of the present invention;

FIG. 4 is a schematic cross-sectional view of the protective case of the present invention;

fig. 5 is a schematic view of the enlarged structure at the position B of the present invention.

In the figure: 1. a protective shell; 2. a heating device; 201. an air exhaust pipe; 202. an air pump; 203. a heating box; 204. an electric heating wire; 3. an air hose; 4. a gas collection tank; 5. an exhaust pipe; 6. a gas showerhead; 7. a gas injection hole; 8. a camera; 9. a lens; 10. a through hole; 11. a fixed block; 12. a spring; 13. an arc-shaped slot; 14. a dust exhaust pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides a dehumidifying device for unmanned vehicle camera lenses, as shown in figures 1-5, which comprises a protective shell 1, wherein a heating device 2 is arranged at the top of the protective shell 1, air hoses 3 are respectively arranged at two sides of the heating device 2, a gas collecting tank 4 is fixedly arranged at one end of each air hose 3, a plurality of exhaust pipes 5 are fixedly connected to one side of the gas collecting tank 4, an air nozzle 6 is fixedly arranged at one end of each exhaust pipe 5, a plurality of air injection holes 7 are formed at one end of each air nozzle 6, a camera 8 is arranged at one end inside the protective shell 1, a lens 9 is arranged at one end of each camera 8, the lens 9 is embedded in the inner wall of the protective shell 1, mounting holes opposite to the positions of the exhaust pipes 5 are formed in the inner walls of the two sides of the protective shell 1, the exhaust pipes 5 are inserted into the mounting holes at the opposite positions, and the, the hot air flowing out from the air nozzle 6 can flow through the outer surface of the lens 9 just, the exhaust pipes 5 on two sides of the lens 9 are placed in a staggered mode, so that the hot air sprayed out from the air nozzle 6 on the two rows of exhaust pipes 5 forms air convection on the surface of the lens 9, the contact area between the hot air exhausted from the exhaust pipes 5 and the surface of the lens 9 is increased, and the dehumidification quality of the surface of the lens 9 is improved.

The heating device 2 comprises an air exhaust pipe 201, an air exhaust pump 202, a heating box 203 and an electric heating wire 204, wherein the air exhaust pump 202 is installed at the top of the air exhaust pipe 201, the bottom end of the air exhaust pipe 201 is connected with the top end of the heating box 203 in an inserting manner, two sides of the heating box 203 are respectively fixedly connected with the other ends of two air hoses 3, the inner wall of the heating box 203 is fixedly provided with the electric heating wire 204, the air exhaust pipe 201 is communicated with the heating box 203, the heating box 203 is communicated with a gas collection box 4 through the air hoses 3, the gas collection box 4 is communicated with an exhaust pipe 5, one side of a protective shell 1 is provided with a switch panel 15, the switch panel 15 is provided with the air exhaust pump switch and the electric heating wire switch, the air exhaust pump 202 and the electric heating wire 204 are respectively and electrically connected with an external power supply through the air exhaust pump switch and the electric heating wire switch, the air is flowed, the dehumidification efficiency of the heated air is high.

Seted up through-hole 10 between two adjacent mounting holes on the protective housing 1, the equal activity joint in top and the bottom of through-hole 10 has fixed block 11, is equipped with spring 12 between two fixed blocks 11, spring 12's both ends respectively with the one end fixed connection of two fixed blocks 11, the other end of fixed block 11 is the arcwall face, extrudees blast pipe 5 through fixed block 11, improves the steadiness in the mounting hole on the blast pipe 5 embedding protective housing 1.

Arc wall 13 has been seted up to the bottom inner wall of protective housing 1, and the dust exhaust hole has been seted up to the bottom of arc wall 13, and the inside in dust exhaust hole is inlayed and is equipped with dust exhaust pipe 14, utilizes dust exhaust pipe 14 to discharge the dust that contains in the liquid drop after will drying, guarantees the definition on lens 9 surface.

The working principle of the invention is as follows:

during operation, all switches on the switch panel 15 are turned on, the air suction pipe 201 sucks air into the heating box 203 through the air suction pump 202, the electric heating wires 204 in the heating box 203 heat the air, the heated air flows into the air collection box 4 through the air hose 3, the hot air in the air collection box 4 is shunted into the exhaust pipe 5, the hot air in the exhaust pipe 5 flows out through the air injection holes 7 on the air injection heads 6, the hot air is simultaneously injected through the air injection holes 7 on the air injection heads 6 on the two sides of the lens 9, the hot air on the two sides of the lens 9 forms staggered convection, the contact area between the surface of the lens 9 and the hot air is increased, the dehumidification effect of the surface of the lens 9 is improved, normal shooting of the camera 8 cannot be influenced, and the use is convenient;

when 9 surperficial dehumidifications of lens, the liquid drop doping after the drying has the dust, and partial dust can drop on the arc wall 13 on the inner wall of protection casing 1 bottom, and the dust on the arc wall 13 can be discharged through dust exhaust pipe 14 and go, guarantees the cleanliness factor on lens 9 surface, improves the definition when camera 8 makes a video recording.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a be used for unmanned vehicle camera lens dehydrating unit, includes protective housing (1), its characterized in that: the heating device (2) is arranged at the top of the protective shell (1), the air hoses (3) are arranged on two sides of the heating device (2), the gas collection box (4) is fixedly arranged at one end of each air hose (3), the exhaust pipes (5) are fixedly connected to one side of the gas collection box (4), the air nozzle (6) is fixedly arranged at one end of each exhaust pipe (5), the air nozzles (6) are provided with a plurality of air nozzles (7), the camera (8) is arranged at one end inside the protective shell (1), the lens (9) is arranged at one end of the camera (8), the lens (9) is embedded on the inner wall of the protective shell (1), the inner walls of two sides of the protective shell (1) are provided with mounting holes opposite to the positions of the exhaust pipes (5), and the exhaust pipes (5) are inserted into the mounting holes in opposite positions, through-hole (10) have been seted up between two adjacent mounting holes on protective housing (1), the top and the equal activity joint in bottom of through-hole (10) have fixed block (11), two be equipped with spring (12) between fixed block (11), the both ends of spring (12) respectively with the one end fixed connection of two fixed blocks (11), the other end of fixed block (11) is the arcwall face.

2. The dehumidification device for the unmanned vehicle camera lens according to claim 1, wherein: heating device (2) are including exhaust tube (201), aspiration pump (202), heating cabinet (203) and electric heating wire (204), aspiration pump (202) are installed to the top of exhaust tube (201), the bottom of exhaust tube (201) alternates with the top of heating cabinet (203) and is connected, the both sides of heating cabinet (203) respectively with the other end fixed connection of two air hose (3), the inner wall of heating cabinet (203) is fixed and is equipped with electric heating wire (204).

3. The dehumidification device for the unmanned vehicle camera lens according to claim 2, wherein: the exhaust pipe (201) is communicated with the heating box (203), the heating box (203) is communicated with the gas collecting box (4) through the air hose (3), and the gas collecting box (4) is communicated with the exhaust pipe (5).

4. The dehumidification device for the unmanned vehicle camera lens according to claim 1, wherein: the dust exhaust device is characterized in that an arc-shaped groove (13) is formed in the inner wall of the bottom of the protective shell (1), a dust exhaust hole is formed in the bottom end of the arc-shaped groove (13), and a dust exhaust pipe (14) is embedded in the dust exhaust hole.

5. The dehumidification device for the unmanned vehicle camera lens according to claim 2, wherein: flush mounting plate of switch (15) is installed to one side of protective housing (1), install aspiration pump switch and electric heating wire switch on flush mounting plate of switch (15), aspiration pump (202) and electric heating wire (204) are respectively through aspiration pump switch and electric heating wire switch and external power electric connection.