CN109967454A - A kind of camera self-cleaning system and method - Google Patents
A kind of camera self-cleaning system and method Download PDFInfo
- Publication number
- CN109967454A CN109967454A CN201711463120.5A CN201711463120A CN109967454A CN 109967454 A CN109967454 A CN 109967454A CN 201711463120 A CN201711463120 A CN 201711463120A CN 109967454 A CN109967454 A CN 109967454A
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- Prior art keywords
- electrode
- phase
- power supply
- camera
- 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
-
- 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
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- Camera Bodies And Camera Details Or Accessories (AREA)
- Studio Devices (AREA)
Abstract
The present invention provides a kind of camera self-cleaning system and method, wherein camera self-cleaning system includes: N phase power supply, change-over switch, N phase electrode, the N phase electrode includes the electrode of N number of polygon, the polygon center 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 generates the electric field wave extended centrally out by the polygon, therefore the dust or particle being attached on camera can generate displacement under the action of the electric field wave, complete camera dedusting, and in the case where N phase electrode is powered, the electrode can generate the moisture on heat of vaporization camera, complete surface of camera head dehumidifying, camera self-cleaning system provided by the invention and method have energy consumption small , electrode life is long, dust removing effects are strong advantage.
Description
Technical field
The present invention relates to camera dust removal fields, more particularly to a kind of camera 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, camera dust is caused
The problem of accumulation and camera resolution resulting from decline, existing camera dust removal method mostly uses greatly artificial dedusting
Or dust cover is installed on camera, periodic maintenance achievees the purpose that camera dedusting with replacement dust cover, but artificial
The mode manual operation amount of dedusting 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 self-cleaning system and
Method, for solving the problems, such as that energy consumption is big in the prior art, efficiency of dust collection is low and poor reliability.
In order to achieve the above objects and other related objects, the present invention provides a kind of camera self-cleaning system, comprising: is used for
There is provided the N phase power supply of electric power, the change-over switch for controlling the N phase power supply opening or closing and for generating electric field wave
N phase electrode, the N phase electrode includes electrode layer, insulating layer and conducting wire, and the electrode layer includes N number of electrode, N number of electricity
The shape of pole is circle, and the center location of each electrode is identical and each electrode includes a wiring units, institute
It states wiring units and is connect with the conducting wire through the insulating layer, the N phase power supply passes through the change-over switch and described leads
Line is connect with the N to telegraph circuit.
It optionally, further include carrier, the N phase electrode is mounted in the carrier, and the carrier is equipped with for vibrating
The vibration unit of the carrier.
It optionally, further include power unit, the vibration unit is vibrating motor, the power unit and vibration electricity
Machine circuit connection.
Optionally, the carrier is made of transparent plastics or glass, and the carrier is round and electric with the N phase
The matching of pole shape.
Optionally, the spacing of the two neighboring electrode is equal.
Optionally, the electrode is ITO electrode or Graphene electrodes.
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 are positive integer.
The present invention provides a kind of camera self cleaning method, comprising:
S1: the 1st electrode is successively defined as to N electricity from the electrode close to the center of circle to the electrode far from the center of circle
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 self-cleaning system of the invention and method, have the advantages that
1, the N phase electrode has the electrode of N number of circular configuration, can match with the shape of the camera, the N
The carrying of phase electrode is on the carrier and the shape of the carrier matches with the camera, is easily installed;
2, the electric field wave by the center of circle to the separate center of circle direction can be generated in the N phase electrode, therefore described
Dust can be generated by the camera center under the action of electric field wave to the directed movement of camera edge direction, 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
Moisture on surface is removed, and dehumidifying purpose is reached;
4, it is powered without being continuously the N phase electrode, reduces energy consumption, and electrode more than three-phase and three-phase removes
Dirt ability improves;
5, structure is simple, is convenient for manufacture and promotes the use of.
Detailed description of the invention
Fig. 1 is shown as the camera self-cleaning system structural schematic diagram of the embodiment of the present invention.
Fig. 2 is shown as the three-phase electrode backsight structural representation of the embodiment of the present invention.
Fig. 3 is shown as the camera self-cleaning system schematic cross-sectional view of the embodiment of the present invention.
Fig. 4 is shown as the schematic diagram in electric field wave direction on the camera of the embodiment of the present invention.
Fig. 5 is shown as the camera self cleaning method flow diagram of 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 electrode layers
32 insulating layers
33 conducting wires
311 the 1st electrodes
312 the 2nd electrodes
313 the 3rd electrodes
3111 first wiring units
3121 second wiring units
3131 third wiring units
331 first conducting wires
332 second conducting wires
333 privates
34 quadrilateral middles
4 carriers
5 cameras
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.
Fig. 1 is please referred to Fig. 5.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 dedusting, be particularly applied in camera dedusting.Inventor's discovery: monitoring camera
Due to working for a long time, dust and moisture can be accumulated on camera, and then will affect the clear of monitoring camera shooting picture
Clear degree, and existing monitoring camera dedusting passes through manual maintenance or replacement camera shooting generally by the way of artificial dedusting
Head camera, not only inefficiency, and also maintenance cost is higher, poor in timeliness.For this purpose, inventor provide a kind of camera from
Cleaning systems and method.
Referring to Fig. 1, Fig. 1 is shown as the structural schematic diagram of camera self-cleaning system in the embodiment of the present invention, the present invention
A kind of camera self-cleaning system is provided, the present embodiment is stated and illustrated by taking three phase mains and three-phase electrode as an example, in reality
The power supply or electrode of four and four phases or more can be chosen in the application of border, the camera self-cleaning system includes: for mentioning
For the three phase mains 1 of electric power, for controlling change-over switch 2 that the three phase mains 1 turns on or off, for generating electric field wave
Three-phase electrode 3 and carrier 4 for carrying the three-phase electrode 3, the carrier 4 for carrying the three-phase electrode 3 be set to institute
It states on camera 5, incorporated by reference to Fig. 1, Fig. 2 and Fig. 3, the three-phase electrode 3 includes electrode layer 31, insulating layer 32 and conducting wire 33, electricity
Pole layer 31 includes the 1st electrode 311, the 2nd electrode 312 and the 3rd electrode 313, the 1st electrode 311, the 2nd electrode 312 and the 3rd electrode 313
Structure be quadrangle, the electrode of the present embodiment is illustrated with quadrilateral structure, and in practical manufacturing process, N phase is electric
Pole and carrier 4 and the shape of camera 5 match.
34 position of quadrilateral middle of 1st electrode 311, the 2nd electrode 312 and the 3rd electrode 313 is all the same, and the 1st electrode
311, the 2nd electrode 312 and the 3rd electrode 313 are equally spaced, the 1st electrode 311 have the first wiring units 3111, the described 2nd
Electrode 312 has the second wiring units 3121, and the 3rd electrode 313 has third wiring units 3131, the first wiring list
Member 3111, second wiring units 3121 and the third wiring units 3131 through the insulating layer 32 respectively with it is described
First conducting wire 331, the second conducting wire 332 and privates 333 are connected, and the three-phase electrode 3 passes through the change-over switch 2 and institute
1 circuit connection of three phase mains is stated, prevents from generating short circuit between electrode layer 31 and conducting wire 33 using such circuit design, convenient for system
It makes and installs.
Referring to Fig. 4, in the case where three phase mains 1 is connected by change-over switch 2 and three-phase electrode 3, the three-phase electricity
Pole 3 is produced by the electric field wave at 5 center of camera to 5 edge direction of camera, the direction such as arrow institute in Fig. 4 of the electric field wave
Show, the electric field wave is able to drive the dust being attached on camera 5 or particle generates displacement, therefore is attached to described
Dust or particle on camera 5 are moved to the edge direction of camera 5 by the center position of camera 5, and camera 5 is completed
Dedusting can generate in the case where energization since the 1st electrode 311, the 2nd electrode 312 and the 3rd electrode 313 have certain resistance value
The heat and heat can remove the moisture being attached on camera 5, camera 5 complete dehumidifying.It is described using this programme
Three-phase electrode 3 can be generated by the electric field wave at 5 center of camera to 5 edge direction of camera, and the electric field wave is able to drive ash
Dirt or particle move to the edge of camera 5, complete camera dedusting, in the case where three-phase electrode 3 is powered, three-phase electricity
The heat that pole 3 generates can evaporate the moisture being attached on camera 5, complete dehumidifying, and camera 5 is enabled to have automatically cleaning
Power improves dedusting and dehumidification efficiency, and improves the convenience of camera dedusting and dehumidifying.
Preferably, camera self-cleaning system further includes vibration unit 6 for vibrating the carrier 4 and for for institute
It states vibration unit 6 and the power unit 7 of power is provided;When power unit 7 is that vibration unit 6 provides power, vibration unit 6 can
The carrier 4 is vibrated, the dust or particle on carrier 4, which can generate, to be fallen off or loosen, convenient for generating when the work of three-phase electrode 3
Electric field wave dust or particle are moved to the edge of camera 5, the efficiency of dedusting improves;Further, the vibration is single
Member 6 is vibrating motor, and the not only size Miniaturizable of vibrating motor, power is lower, and convenient for manufacture, low in cost.
Detailed, the 1st electrode 311, the 2nd electrode 312 and the 3rd electrode 313 of ITO or graphene by being made, not only
It has good conductive property, and can be easily installed on camera 5 in order to which film-form is made;Preferably, the carrier
4 are made and shape is quadrangle of transparent plastics or glass, and the carrier 4 matches with the camera 5;The conversion
Switch 2 includes 3 switches, and 3 switches are able to the 1st electrode 311 of on or off, the 312 and the 3rd electricity of the 2nd electrode
Pole 313.
Referring to Fig. 5, inventor additionally provides a kind of camera self cleaning method, comprising:
S1: the 1st electrode is successively defined as to N electricity from the electrode close to the center of circle to the electrode far from the center of circle
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.Using this scheme, do not need constant conduction N phase electrode, and by control N phase electrode with
N phase power supply turns on or off, so that being generated by camera center on camera to the electric field wave for imaging head edge, raising is removed
Dirt efficiency avoids N phase electrode and is in the case where declining in service life caused by continuing energized state.
Preferably, it in the camera 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 are conducive to change-over switch switching, improve 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, camera self cleaning method described in the present embodiment
Include:
S1: the three phase mains 1 passes through the change-over switch 2 for the 1st electrode 311 and the 1st of the three phase mains 1
Phase 11 is connected, and the 2nd electrode 312 is connected with the 2nd phase 12, and the 3rd electrode 313 is connected with the 3rd, is then shut off the three phase mains 1
And the three phase mains 1 is kept to be in close state a moment;
S2: the 2nd electrode 312 is connected the three phase mains 1 by the change-over switch 2 by the three phase mains 1
3rd electrode 313 is connected the 2nd phase 12 of the three phase mains 1 by the 1st phase 11, is then shut off the three phase mains 1 and is kept institute
It states three phase mains 1 and is in close state a moment;
S3: circulation S1 to S2.
In conclusion the present invention provides a kind of camera self-cleaning system and method, wherein camera self-cleaning system packet
Include: N phase power supply, change-over switch, N phase electrode, the N phase electrode include N number of circular electrode, the center of circle position of each electrode
The spacing for setting identical and two neighboring electrode is equal, in the feelings that N phase power supply is connected by the change-over switch with the N phase electrode
Under condition, the N phase electrode is generated by the outwardly extending electric field wave in the center of circle, thus be attached to the dust on camera or
Grain can generate displacement under the action of the electric field wave, complete camera dedusting, and the case where N phase electrode is powered
Under, the electrode can generate the moisture on heat of vaporization camera, complete surface of camera head dehumidifying, camera shooting provided by the invention
Head self-cleaning system and method have the advantages that energy consumption is small, electrode life is long, dust removing effects are strong.
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 self-cleaning system, for cleaning the dust and moisture of surface of camera head characterized by comprising use
In the N phase power supply of offer electric power, the change-over switch for controlling the N phase power supply opening or closing and for generating electric field
The N phase electrode of wave, the N phase electrode include electrode layer, insulating layer and conducting wire, and the electrode layer includes N number of electrode, described N number of
The shape of electrode is circle, and the center location of each electrode is identical and each electrode includes a wiring units,
The wiring units are connect through the insulating layer with the conducting wire, and the N phase power supply passes through the change-over switch and described
Conducting wire is connect with the N to telegraph circuit.
2. camera self-cleaning system according to claim 1, it is characterised in that: it further include carrier, the N phase electrode peace
In the carrier, the carrier is equipped with the vibration unit for vibrating the carrier.
3. camera self-cleaning system according to claim 2, it is characterised in that: it further include power unit, the vibration
Unit is vibrating motor, the power unit and the vibrating motor circuit connection.
4. camera self-cleaning system according to claim 2, it is characterised in that: the carrier by transparent plastics or
Glass is made, and the carrier is round and matches with the N phase electrode shape.
5. camera self-cleaning system according to claim 1, it is characterised in that: the spacing phase of the two neighboring electrode
Deng.
6. camera self-cleaning system according to claim 1, it is characterised in that: the electrode is ITO electrode or graphite
Alkene electrode.
7. camera self-cleaning system according to claim 1, it is characterised in that: the change-over switch includes N number of switch,
N number of switch is able to the N number of electrode of on or off.
8. camera self-cleaning system according to claim 1, it is characterised in that: N >=3 and N are positive integer.
9. the camera self cleaning method of camera self-cleaning system according to any one of claims 1 to 8, feature exist
In, comprising: S1: the 1st electrode is successively defined as to N electricity from the electrode close to the center of circle to the electrode far from the center of circle
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 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 phase of the N phase power supply, institute by the change-over switch by the N phase power supply
The 2nd phase that N electrode connects the N phase power supply is stated, the N phase power supply is then shut off;
SN: recycle the S1 to SN-1。
10. camera self cleaning method according to claim 9, it is characterised in that: close after the N phase power supply t that is delayed
It opens, t > 0.
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CN201711463120.5A CN109967454A (en) | 2017-12-28 | 2017-12-28 | A kind of camera self-cleaning system and method |
Applications Claiming Priority (1)
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CN201711463120.5A CN109967454A (en) | 2017-12-28 | 2017-12-28 | A kind of camera self-cleaning system and method |
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Publication Number | Publication Date |
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CN109967454A true CN109967454A (en) | 2019-07-05 |
Family
ID=67075033
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CN201711463120.5A Withdrawn CN109967454A (en) | 2017-12-28 | 2017-12-28 | A kind of camera self-cleaning system and method |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111715623A (en) * | 2020-06-11 | 2020-09-29 | 张良信 | Surveillance camera head of automatically cleaning |
CN113231401A (en) * | 2021-05-14 | 2021-08-10 | 中国科学院上海高等研究院 | Electrostatic dust removal device and camera |
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CN106311680A (en) * | 2016-11-17 | 2017-01-11 | 无锡大功机械制造有限公司 | High-voltageelectrostatic dust collection system |
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