CN109967455A - A kind of camera lens self-cleaning system and method - Google Patents
A kind of camera lens self-cleaning system and method Download PDFInfo
- Publication number
- CN109967455A CN109967455A CN201711464769.9A CN201711464769A CN109967455A CN 109967455 A CN109967455 A CN 109967455A CN 201711464769 A CN201711464769 A CN 201711464769A CN 109967455 A CN109967455 A CN 109967455A
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- Prior art keywords
- electrode
- camera lens
- phase
- power supply
- phase power
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
- B08B7/0064—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by temperature changes
- B08B7/0071—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by temperature changes by heating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
- B08B7/02—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by distortion, beating, or vibration of the surface to be cleaned
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
- F26B23/04—Heating arrangements using electric heating
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Camera Bodies And Camera Details Or Accessories (AREA)
- Studio Devices (AREA)
Abstract
The present invention provides a kind of camera lens self-cleaning system and method, wherein camera lens self-cleaning system includes: N phase power supply, change-over switch, N phase electrode, the N phase electrode includes N number of spiral electrode, the shaft core position of each electrode is identical and the spacing of two neighboring electrode is equal, in the case where N phase power supply is connected by the change-over switch with the N phase electrode, the N phase electrode is generated by the outwardly extending electric field wave in axle center, therefore the dust or particle being attached on camera lens can generate displacement under the action of the electric field wave, complete camera lens dedusting, and in the case where N phase electrode is powered, the electrode can generate the moisture on heat of vaporization camera lens, complete camera lens dehumidifying, the shape of the N phase electrode and the shape of the camera lens match, camera lens self-cleaning system provided by the invention and method have mentioned height Camera lens dedusting and dehumidification efficiency.
Description
Technical field
The present invention relates to camera lens dust removal fields, more particularly to a kind of camera lens self-cleaning system and method.
Background technique
With the development of economic society and the demand of safety guard, monitoring camera obtained it is extensive installation and it is general
And since camera installation environment is generally beside outdoor environment, such as streets and lanes or road, it is tired camera lens dust is caused
Camera lens resolution long-pending and resulting from decline the problem of, existing camera lens dust removal method mostly use greatly artificial dedusting or
Dust cover, periodic maintenance and replacement dust cover are installed to achieve the purpose that camera lens dedusting on camera lens, but the manually mode of dedusting
Manual operation amount is big, efficiency is lower and maintenance is inconvenient.
Summary of the invention
In view of the foregoing deficiencies of prior art, the purpose of the present invention is to provide a kind of camera lens self-cleaning system and sides
Method, for solving the problems, such as that manual operation amount present in camera lens dedusting in the prior art is big, efficiency is lower and maintenance is inconvenient.
In order to achieve the above objects and other related objects, the present invention provides a kind of camera lens self-cleaning system, comprising: for mentioning
For the N phase power supply of electric power, the change-over switch for controlling the N phase power switch, the N phase electrode for generating electric field wave and
For carrying the carrier of the N phase electrode, the carrier for carrying the N phase electrode is set on the camera lens, the N phase electricity
Great to have N number of electrode and each electrode be spiral shape, and the shaft core position of N number of electrode is identical, and the N phase electrode is logical
The change-over switch is crossed to connect with the N phase power circuit.
Optionally, further include vibration unit for vibrating the carrier and for providing power for the vibration unit
Power unit.
Optionally, the vibration unit is vibrating motor.
Optionally, the spacing of the two neighboring electrode is equal.
Optionally, the electrode is ITO electrode or Graphene electrodes.
Optionally, the carrier is made of transparent plastics or glass and shape is circle, the carrier and the mirror
Head matches.
Optionally, the change-over switch includes N number of switch, and it is N number of described that N number of switch is able on or off
Electrode.
Optionally, N >=3, and N is positive integer.
The present invention provides a kind of camera lens self cleaning methods, comprising:
S1: the 1st electrode is successively defined as to N electricity from the electrode close to the axle center to the electrode far from the axle center
1st electrode is connected by pole, the N phase power supply by the change-over switch with the 1st of the N phase power supply ... ..., described
N electrode and the N of the N phase power supply are connected, and are then shut off the N phase power supply；
S2: the 2nd electrode is connected the 1st of the N phase power supply by the change-over switch by the N phase power supply
Phase ... ..., the N electrode connect (N-1) phase of the N phase power supply, are then shut off the N phase power supply；
……
SN-1: (N-1) electrode is connected the 1st of the N phase power supply by the change-over switch by the N phase power supply
Phase ... ..., the N electrode connect the 2nd phase of the N phase power supply, are then shut off the N phase power supply；
SN: recycle the S1 to SN-1。
Optionally, delay t is opened after closing the N phase power supply, t > 0.
As described above, camera lens self-cleaning system of the invention and method, have the advantages that
1, the N phase electrode has N number of spiral electrode, can match with the shape of the camera lens, the N phase electricity
Pole carrying is on the carrier and the shape of the carrier matches with the camera lens, is easily installed；
2, it can be generated in the N phase electrode from the camera lens center of circle to the electric field wave of camera lens circumferencial direction, therefore the dust
It can generate by the camera lens center of circle to the directed movement of camera lens circumferencial direction under the action of electric field wave, reach dedusting purpose；
3, in the energization of the N phase power supply, the N phase electrode can generate heat and to be attached to camera lens table
Moisture on face is removed, and dehumidifying purpose is reached；
4, the camera lens can be cleaned under camera lens normal running conditions, it is anti-without dismantling or replacing camera lens
Dust hood reduces the workload of manual work convenient for cleaning and maintaining for camera lens；
5, structure is simple, is convenient for manufacture and promotes the use of.
Detailed description of the invention
Fig. 1 is shown as camera lens self-cleaning system structural schematic diagram in the embodiment of the present invention；
Fig. 2 is shown as the schematic diagram in camera lens electric field wave direction in the embodiment of the present invention；
Fig. 3 is shown as the flow chart of camera lens self cleaning method in the embodiment of the present invention.
Piece mark explanation
1 three phase mains
11 the 1st phases
12 the 2nd phases
13 the 3rd phases
2 change-over switches
3 three-phase electrodes
31 the 1st electrodes
32 the 2nd electrodes
33 the 3rd electrodes
4 carriers
5 camera lenses
6 vibration units
7 power units
Specific embodiment
Illustrate embodiments of the present invention below by way of specific specific example, those skilled in the art can be by this specification
Other advantages and efficacy of the present invention can be easily understood for disclosed content.The present invention can also pass through in addition different specific realities
The mode of applying is embodied or practiced, the various details in this specification can also based on different viewpoints and application, without departing from
Various modifications or alterations are carried out under spirit of the invention.
It please refers to Fig.1 to Fig.3.It should be noted that diagram provided in the present embodiment only illustrates this in a schematic way
The basic conception of invention, only shown in schema then with related component in the present invention rather than package count when according to actual implementation
Mesh, shape and size are drawn, when actual implementation kenel, quantity and the ratio of each component can arbitrarily change for one kind, and its
Assembly layout kenel may also be increasingly complex.This specification structure depicted in this specification institute accompanying drawings, ratio, size etc., only to
Cooperate the revealed content of specification, so that those skilled in the art understands and reads, being not intended to limit the invention can be real
The qualifications applied, therefore do not have technical essential meaning, the tune of the modification of any structure, the change of proportionate relationship or size
It is whole, in the case where not influencing the effect of present invention can be generated and the purpose that can reach, it should all still fall in disclosed skill
Art content obtains in the range of capable of covering.Meanwhile in this specification it is cited as "upper", "lower", "left", "right", " centre " and
The term of " one " etc. is merely convenient to being illustrated for narration, rather than to limit the scope of the invention, relativeness
It is altered or modified, under the content of no substantial changes in technology, when being also considered as the enforceable scope of the present invention.
Before the embodiment of the present invention is described in detail, first application environment of the invention is described.The present invention
Technology mainly be applied in camera lens dedusting, be particularly applied in monitoring camera camera lens dedusting.Inventor's discovery: monitoring
Camera can accumulate dust and moisture due to working for a long time on camera lens, and then will affect monitoring camera shooting picture
Clarity, and existing monitoring camera dedusting is generally by the way of artificial dedusting, that is, passes through manual maintenance or replacement
Cam lens, not only inefficiency, and also maintenance cost is higher, poor in timeliness.
Fig. 1 is shown as the structural schematic diagram of camera lens self-cleaning system in the embodiment of the present invention, and referring to Figure 1, the present invention mentions
For a kind of camera lens self-cleaning system, the present embodiment is stated and is illustrated by taking three phase mains and three-phase electrode as an example, is actually answering
The power supply or electrode of four and four phases or more can be chosen in, the camera lens self-cleaning system includes: for providing electric power
Three phase mains 1, for controlling change-over switch 2, the three-phase for generating electric field wave that the three phase mains 1 turns on or off
Electrode 3 and carrier 4 for carrying the three-phase electrode 3, the carrier 4 for carrying the three-phase electrode 3 are set to the camera lens 5
On, the three-phase electrode 3 includes the 1st electrode 31, the 2nd electrode 32 and the 3rd electrode 33, the 1st electrode 31, the 32 and the 3rd electricity of the 2nd electrode
Pole 33 is spiral shape, and the shaft core position of the 1st electrode 31, the 2nd electrode 32 and the 3rd electrode 33 is all the same, the 1st electrode the 31, the 2nd
Electrode 32 and the 3rd electrode 33 are equally spaced, and the three-phase electrode 3 is connected by the change-over switch 2 with 1 circuit of three phase mains
It connects.1st electrode 31 is close to the axle center, and the 3rd electrode 33 is far from the axle center, preferably, the axle center and the mirror
First 5 center location is identical, referring to Fig. 2, in the case where three phase mains 1 is connected by change-over switch 2 and three-phase electrode 3,
The three-phase electrode 3 is produced by the electric field wave in 5 center of circle of camera lens to 5 circumferencial direction of camera lens, and the electric field wave is able to drive attachment
In the dust on camera lens 5, perhaps particle generates displacement therefore the dust or particle that are attached on the camera lens 5 by camera lens
5 center of circle direction is moved to the circumferencial direction of camera lens 5, and camera lens 5 completes dedusting, due to the 1st electrode 31, the 32 and the 3rd electricity of the 2nd electrode
Pole 33 has certain resistance value, and heat can be generated in the case where energization and the heat can will be attached to the water on camera lens 5
Divide and remove, camera lens 5 completes dehumidifying.Using this programme, the shape of the three-phase electrode 3 and carrier 4 and 5 phase of camera lens
Match, and the three-phase electrode 3 can be generated by the electric field wave in 5 center of circle of camera lens to 5 circumferencial direction of camera lens, the electric field wave can
It drives dust or particle to move at the circumference of camera lens 5, completes camera lens dedusting, in the case where three-phase electrode 3 is powered, three-phase
The heat that electrode 3 generates can evaporate the moisture being attached on camera lens 5, complete dehumidifying, so that camera lens 5 has self-cleaning ability,
Dedusting and dehumidification efficiency are improved, and improves the convenience of camera lens dedusting and dehumidifying.
Preferably, camera lens self-cleaning system further includes vibration unit 6 for vibrating the carrier 4 and for being described
The power unit 7 of the offer power of vibration unit 6；When power unit 7 is that vibration unit 6 provides power, vibration unit 6 can shake
The carrier 4 is moved, the dust or particle on carrier 4, which can generate, to be fallen off or loosen, convenient for what is generated when the work of three-phase electrode 3
Dust or particle are moved to the edge of camera lens 5 by electric field wave, and the efficiency of dedusting improves；Further, the vibration unit 6 is
Vibrating motor, the not only size Miniaturizable of vibrating motor, power is lower, and convenient for manufacture, low in cost.
Detailed, the 1st electrode 31, the 2nd electrode 32 and the 3rd electrode 33 are not only had by being made of ITO or graphene
Good electric conductivity, and can be easily installed on camera lens 5 in order to which film-form is made；Preferably, the carrier 4 is by saturating
Bright plastics or glass are made and shape is circle, and the carrier 4 matches with the camera lens 5；The change-over switch includes 3
A switch, 3 switches are able to the 1st electrode 31 of on or off, the 2nd electrode 32 and the 3rd electrode 33.
Referring to Fig. 3, inventor additionally provides a kind of camera lens self cleaning method, comprising:
S1: the 1st electrode is successively defined as to N electricity from the electrode close to the axle center to the electrode far from the axle center
1st electrode is connected by pole, the N phase power supply by the change-over switch with the 1st of the N phase power supply ... ..., described
N electrode and the N of the N phase power supply are connected, and are then shut off the N phase power supply；
S2: the 2nd electrode is connected the 1st of the N phase power supply by the change-over switch by the N phase power supply
Phase ... ..., the N electrode connect (N-1) phase of the N phase power supply, are then shut off the N phase power supply；
……
SN-1: (N-1) electrode is connected the 1st of the N phase power supply by the change-over switch by the N phase power supply
Phase ... ..., the N electrode connect the 2nd phase of the N phase power supply, are then shut off the N phase power supply；
SN: circulation S1 to SN-1。
Preferably, it in the camera lens self cleaning method, after closing the N phase power supply, is then turned on after the t that is delayed, wherein t >
0, N phase power supply described in delayed start-up is conducive to change-over switch switching, improves change-over switch service life and N phase electrode life.
The embodiment of the present invention is with three phase mains and three-phase electrode for example, the camera lens self cleaning method includes:
S1: the three phase mains 3 is by the change-over switch 2 by the 1st phase of the 1st electrode 31 and the three phase mains
11 connect, and the 2nd electrode 32 is connected with the 2nd phase 12, and the 3rd electrode 33 is connected with the 3rd, is then shut off the three phase mains 3 and protects
It holds the three phase mains 3 and is in close state a moment；
S2: the 2nd electrode 32 is connected the of the three phase mains 3 by the change-over switch 2 by the three phase mains 3
3rd electrode 33, is connected the 2nd phase 12 of the three phase mains 3 by 1 phase 11, is then shut off the three phase mains 3 and is kept described three
Phase power supply 3 is in close state a moment；
S3: circulation S1 to S2.
In conclusion the present invention provides a kind of camera lens self-cleaning system and method, wherein camera lens self-cleaning system includes: N
Phase power supply, change-over switch, N phase electrode, the N phase electrode include N number of spiral electrode, the shaft core position of each electrode
The spacing of identical and two neighboring electrode is equal, the case where N phase power supply is connected by the change-over switch with the N phase electrode
Under, the N phase electrode is generated by the outwardly extending electric field wave in axle center, therefore being attached to the dust on camera lens or particle can be
Displacement is generated under the action of the electric field wave, completes camera lens dedusting, and in the case where N phase electrode is powered, the electricity
Pole can generate the moisture on heat of vaporization camera lens, complete camera lens dehumidifying, the shape of the N phase electrode and the shape of the camera lens
Match, camera lens self-cleaning system provided by the invention and method have mentioned high camera lens dedusting and dehumidification efficiency.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe
The personage for knowing this technology all without departing from the spirit and scope of the present invention, carries out modifications and changes to above-described embodiment.Cause
This, institute is complete without departing from the spirit and technical ideas disclosed in the present invention by those of ordinary skill in the art such as
At all equivalent modifications or change, should be covered by the claims of the present invention.
Claims (10)
1. a kind of camera lens self-cleaning system, for cleaning the dust and moisture on camera lens surface characterized by comprising for mentioning
For the N phase power supply, the change-over switch for controlling the N phase power supply opening or closing, the N phase for generating electric field wave of electric power
Electrode and carrier for carrying the N phase electrode, the carrier for carrying the N phase electrode are set on the camera lens,
The N phase electrode has N number of electrode and each electrode is spiral shape, and the shaft core position of N number of electrode is all the same, institute
It states N phase electrode and is connect by the change-over switch with the N phase power circuit.
2. camera lens self-cleaning system according to claim 1, it is characterised in that: further include the vibration for vibrating the carrier
Moving cell and for providing the power unit of power for the vibration unit, the vibration unit and the power unit circuit
Connection.
3. camera lens self-cleaning system according to claim 2, it is characterised in that: the vibration unit is vibrating motor.
4. camera lens self-cleaning system according to claim 1, it is characterised in that: the spacing phase of the two neighboring electrode
Deng.
5. camera lens self-cleaning system according to claim 1, it is characterised in that: the electrode is ITO electrode or graphene
Electrode.
6. camera lens self-cleaning system according to claim 1, it is characterised in that: the carrier is by transparent plastics or glass
Glass is made and shape is circle, and the carrier matches with the camera lens.
7. camera lens self-cleaning system according to claim 1, it is characterised in that: the change-over switch includes N number of switch, N
A switch is able to the N number of electrode of on or off.
8. camera lens self-cleaning system according to claim 1, it is characterised in that: N >=3, and N is positive integer.
9. the camera lens self cleaning method of camera lens self-cleaning system according to any one of claims 1 to 8, which is characterized in that
Include:
S1: the 1st electrode is successively defined as to N electrode, institute from the electrode close to the axle center to the electrode far from the axle center
It states N phase power supply and the 1st electrode is connected with the 1st of the N phase power supply by the change-over switch ... ..., the N electricity
Pole and the N of the N phase power supply are connected, and are then shut off the N phase power supply；
S2: the 2nd electrode is connected the 1st phase ... ... of the N phase power supply, institute by the change-over switch by the N phase power supply
(N-1) phase that N electrode connects the N phase power supply is stated, the N phase power supply is then shut off；
……
SN-1: (N-1) electrode is connected the 1st of the N phase power supply by the change-over switch by the N phase power supply
Phase ... ..., the N electrode connect the 2nd phase of the N phase power supply, are then shut off the N phase power supply；
SN: recycle the S1 to SN-1。
10. camera lens self cleaning method according to claim 9, it is characterised in that: delay t is opened after closing the N phase power supply
It opens, t > 0.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711464769.9A CN109967455A (en) | 2017-12-28 | 2017-12-28 | A kind of camera lens self-cleaning system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711464769.9A CN109967455A (en) | 2017-12-28 | 2017-12-28 | A kind of camera lens self-cleaning system and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109967455A true CN109967455A (en) | 2019-07-05 |
Family
ID=67075243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711464769.9A Withdrawn CN109967455A (en) | 2017-12-28 | 2017-12-28 | A kind of camera lens self-cleaning system and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109967455A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113477625A (en) * | 2021-07-13 | 2021-10-08 | 中国科学技术大学先进技术研究院 | Distance measuring device, unmanned aerial vehicle cleaning equipment, liquid removing method and control device |
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| CN2674447Y (en) * | 2004-02-04 | 2005-01-26 | 桂林电子工业学院 | Multi-phase rotary electric field generator |
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| CN113477625B (en) * | 2021-07-13 | 2022-05-13 | 中国科学技术大学先进技术研究院 | Distance measuring device, unmanned aerial vehicle cleaning equipment, liquid removing method and control device |
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