CN110049585A - A kind of video equipment and control method - Google Patents
A kind of video equipment and control method Download PDFInfo
- Publication number
- CN110049585A CN110049585A CN201910360139.XA CN201910360139A CN110049585A CN 110049585 A CN110049585 A CN 110049585A CN 201910360139 A CN201910360139 A CN 201910360139A CN 110049585 A CN110049585 A CN 110049585A
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- CN
- China
- Prior art keywords
- electrically heated
- heated glass
- cavity
- shell
- video equipment
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B1/00—Details of electric heating devices
- H05B1/02—Automatic switching arrangements specially adapted to apparatus ; Control of heating devices
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/84—Heating arrangements specially adapted for transparent or reflecting areas, e.g. for demisting or de-icing windows, mirrors or vehicle windshields
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Control Of Resistance Heating (AREA)
Abstract
The present invention relates to video equipment technical field, a kind of video equipment and control method are disclosed.The invention discloses a kind of video equipments, it include electrically heated glass and shooting mould group in equipment, electrically heated glass is controlled to a power supply, so that electrically heated glass generates heat, to guarantee that the temperature of electrically heated glass is maintained in higher temperature range, it prevents the higher vapor of temperature from encountering the lower electrically heated glass of temperature and leads to the problem of liquefaction or sublimate, by being filled with dry nitrogen in the cavity of equipment, guarantee shooting mould group will not because of vapor liquefaction or sublimate and influence its use state.The invention also discloses a kind of control methods, control the problem of easily liquefying or sublimate in electrically heated glass and shooting mould group by the content of vapor in the temperature and device cavity of control electrically heated glass.
Description
Technical field
The present invention relates to video equipment technical field more particularly to a kind of video equipment and control methods.
Background technique
With popularizing for video equipment, video equipment is also usually applied in a variety of different scenes and situation, cavity
Interior shooting mould group shoots external information by the glass being located on shell, the temperature before and after the environment that video equipment is in
When difference is larger, liquid or ice made of water vapor in air condensation are also easy to produce on glass and the intracorporal shooting mould group of chamber, so that view
The received information fuzzy of frequency receiving device, even more so that the problem of Video Output is lost.
Summary of the invention
For overcome the deficiencies in the prior art, the present invention provides a kind of video equipment, so that the vapor in air is not easy
Liquefaction forms liquid or ice on electrically heated glass and shooting mould group, guarantees electrically heated glass and shoots the normal work of mould group.
The invention also discloses a kind of control methods.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of video equipment, comprising: electrically heated glass, shooting mould group power supply and shell, shell are interior with dry for storing
The cavity of pathogenic dryness body, shooting mould group is within the cavity, and one end of electrically heated glass is towards cavity, another end is towards the outer of shell
Portion, power supply is within the cavity and is connected with electrically heated glass.
It further include connector as the improvement to above scheme, one end of connector is controlled to a power supply, the other end and electricity
Heating glass is connected.
It further include temperature sensor and signal wire as further improvement of these options, temperature sensor and electricity add
The hot thermally conductive connection of glass, temperature sensor are controlled to a power supply by signal wire.
As further improvement of these options, shell includes shell and cover board, and cover plate for sealing is connected on shell, electricity
Heating glass is located on shell, and connector and power supply are located in the cavity of cover and housing formation.
It further include the check valve of installation on the shell, check valve and cavity phase as further improvement of these options
Connection.
It further include humidity sensor as further improvement of these options, humidity sensor is within the cavity.
As further improvement of these options, display is connected on shell, display is connected with humidity sensor
It connects.
As further improvement of these options, by the feedback of humidity sensor, display can be in display cavity body
Water vapour content percentage, and/or when the measured value of humidity sensor is greater than humidity critical value, display changes color.
One kind obtaining control method based on video equipment, comprising:
S1: the measurement intracorporal water vapour content of cavity body, when measured value is greater than humidity critical value, judgement:
If the leakproofness of shell is good, directly execution step S2；
If the leakproofness existing defects of shell, after repairing defect, step S2 is executed；S2: the intracorporal gas of chamber is evacuated
Dry gas is filled in backward cavity.
As improvement to above-mentioned technical proposal, before step S1, simultaneously or after, further include step S4: detection
The temperature of electrically heated glass heats electrically heated glass, when electrically heated glass temperature reaches lower limit critical value when electric heating glass
When glass temperature reaches upper critical value, stop heating electrically heated glass.
The beneficial effects of the present invention are: being heated by connector 8 to electrically heated glass, so that the temperature of electrically heated glass
Degree is always maintained in a certain range, and by pouring dry gas in the cavity, the two is combined, and is alleviated because electricity adds
Hot glass and/or shooting mould group because temperature is too low cause vapor in air electrically heated glass and/or shooting mould group because
Upper formation liquid or ice influence the problem of shooting.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the stereoscopic schematic diagram of one embodiment of the invention；
Fig. 2 is another angle stereoscopic schematic diagram in Fig. 1；
Fig. 3 is the explosive view of Fig. 2；
Fig. 4 is electrically heated glass heating procedure schematic diagram；
Fig. 5 is display process of feedback schematic diagram.
Specific embodiment
It is carried out below with reference to technical effect of the embodiment and attached drawing to design of the invention, specific structure and generation clear
Chu, complete description, to be completely understood by the purpose of the present invention, scheme and effect.It should be noted that the case where not conflicting
Under, the features in the embodiments and the embodiments of the present application can be combined with each other.
It should be noted that unless otherwise specified, when a certain feature referred to as " fixation ", " connection " are in another feature,
It can directly fix, be connected to another feature, and can also fix, be connected to another feature indirectly.In addition, this
The descriptions such as up, down, left, right, before and after used in invention are only relative to the mutual of each component part of the invention in attached drawing
For positional relationship.
In addition, unless otherwise defined, the technology of all technical and scientific terms used herein and the art
The normally understood meaning of personnel is identical.Term used in the description is intended merely to description specific embodiment herein, without
It is to limit the present invention.Term " and or " used herein includes the arbitrary of one or more relevant listed items
Combination.
The invention discloses a kind of video equipment, equipment includes the glass on shell, and by the glass to outside
The shooting mould group that information is shot, the purpose of the equipment are, prevent the higher water of temperature inside device external or equipment
Steam encounters the lower glass of temperature and/or shooting mould group and liquefies (or sublimating), and forms liquid on glass and/or shooting mould
Body or ice, the present apparatus are solved the above problems by two ways: 1, controlling the temperature of electrically heated glass in higher temperature range
Within, so that liquid or ice will not be condensed by encountering the vapor of electrically heated glass；Water vapour content in 2 control devices, makes
The problem of water vapour content in device will not be excessive, reduces vapor liquefaction.
Referring to Figures 1 and 2, Fig. 1 is the stereoscopic schematic diagram of one embodiment of the invention, and Fig. 2 is that another angle is three-dimensional in Fig. 1
Schematic diagram includes: shell 1, cover board 2, electrically heated glass 3, connector 4, check valve 5 and display 6 in figure.
The present apparatus includes shell 1 and cover board 2, and the two connects to form a cavity, (is not drawn in cavity containing shooting mould group
Out), shell 1 is connected with 2 leakproofness of cover board, so that the air of inside cavity does not circulate mutually with external air.
Include electrically heated glass 3 on shell 1, include shooting mould group in shell 1, shooting mould group is right by heating glass 3
External information is shot, and the acquisition of information is completed, and further includes having connector 4 on cover board 2, and electricity is shot mould by connector 4
The information of group acquisition is transmitted to outside.
It further include having check valve 5 on cover board 2, check valve 5 passes through cover board 2, is connected with cavity, external by check valve 5
Equipment can evacuate the intracorporal air of chamber, and dry nitrogen is filled with cavity, replace original air, Ci Zhongfang in cavity
Method can make the water vapour content of gas in cavity be maintained at lower level, prevent the intracorporal vapor of chamber from encountering temperature low
Shooting mould group, shooting mould group upper liquid chemical conversion liquid or the case where ice.
Further include having display 6 on cover board 2, include humidity sensor (not shown) in cavity, display 6 and humidity pass
Sensor is connected, can be with the water vapour content percentage of gas in reaction cavity by humidity sensor, and is shown by display 6
The numerical value of the water vapour content percentage is shown.
When the water vapour content percentage of humidity sensor detection is higher than humidity critical value (artificial setting), display 6
Background color can change, and as one embodiment, humidity critical value is 30%, when the intracorporal water of chamber that wetness display unit 6 detects
When vapor content percentage is less than 30%, the color of 6 background color of display be it is light blue, when the chamber that degree display 6 detects is intracorporal
When water vapour content percentage is more than or equal to 30%, the color of 6 background color of display becomes pink colour.
As one embodiment, display can the intracorporal water vapour content percentage of chamber that detects of display, and
There is no the functions of discoloration.
As another embodiment, display 6 can not have the function of the intracorporal water vapour content percentage of display cavity,
It only exists when the intracorporal water vapour content percentage of chamber that wetness display unit 6 detects is greater than humidity critical value, the bottom of display
Color has the function of discoloration.
In the above-described embodiments, the background color of display 6 this function that changes colour primarily serves warning function, as another real
Example is applied, the present invention can also be using other warning ways, such as jingle bell etc..
Fig. 3 is the explosive view of Fig. 2, includes: electrically heated glass first end face 301, signal wire 7, connector 8, temperature in figure
Sensor 9 and cavity 10.
It further include connector in cavity 10,8 one end of connector is connected with electrically heated glass, and the other end is connected with power supply
It connects, so that electrically heated glass can produce heat after being powered, as one embodiment, connector 8 is flexible PCB.
Electrically heated glass include electrically heated glass first end face 301 and with 301 opposite side of electrically heated glass first end face
Electrically heated glass second end face, electrically heated glass first end face 301 are coated with ito film, and electrically heated glass first end face 301 is located at chamber
In body 10, it is connected with shooting mould group, electrically heated glass second end face is towards the outside of video equipment, and the of electrically heated glass 3
It is also connected with connector 8 on one end face, is controlled to a power supply by connector 8, so that electrically heated glass is powered and generates heat,
So that the temperature of electrically heated glass is kept in a positive higher temperature range, upper critical value is that electrically heated glass can need
The maximum temperature (depending on being changed according to use environment) reached, lower limit critical value are that electrically heated glass can receive minimum temperature
(depending on being changed according to use environment), as one embodiment, the upper critical value of electrically heated glass temperature are 30 °, and lower limit faces
Dividing value is 25 °, by making it generate heat electrically heated glass energization, so that the temperature range of electrically heated glass 3 is arrived at 25 °
Change between 30 °.By guaranteeing the temperature of electrically heated glass in a certain range, so that no matter the water outside video equipment steams
Vapor in gas or cavity 10 encounters electrically heated glass and is all not easy to liquefy, alleviate the vapor in air encounter temperature compared with
Low electrically heated glass liquefaction is sublimated, and the problem of forming liquid or ice on electrically heated glass.
Temperature sensor 9 is connected with electrically heated glass, for monitoring the temperature of electrically heated glass, when electrically heated glass
When temperature is less than or equal to lower limit critical value (when equipment is just switched on), temperature sensor 9 issues signal to power supply by signal wire 7,
So that power supply phase electrically heated glass is powered, so that electrically heated glass heats, prevent electrically heated glass temperature too low, and makes in air
The higher vapor of temperature condenses into liquid or ice on electrically heated glass, when temperature sensor 9 detects electrically heated glass
When temperature reaches upper critical value, signal is transmitted to power supply by signal wire 7, so that power supply stops powering to electrically heated glass 3,
So that electrically heated glass is stopped heating, in this manner, it is ensured that the temperature of electrically heated glass 3 always in upper critical value and
It is fluctuated between lower limit critical value.
The invention also discloses a kind of control methods, referring to figs. 1 to the device in Fig. 3, carry out mausoleum description to its method.
Fig. 4 is electrically heated glass heating procedure schematic diagram.
The upper critical value and lower limit critical value of electrically heated glass temperature are set first, and upper critical value is electrically heated glass
3 maximum temperatures that can be reached, lower limit critical value are the acceptable minimum temperature of electrically heated glass 3.
When temperature sensor 9 senses that the temperature of electrically heated glass 3 reaches lower limit critical value, or it is lower than lower limit critical value
When (just electrically heated glass 3 temperature may be lower when booting), electrically heated glass 3 is powered by power supply so that electricity plus
Hot glass 3 generates heat, and electrically heated glass 3 heats up.
When temperature sensor 9 senses the temperature arrival upper critical value of electrically heated glass 3, power supply stops to electric heating
Glass 3 is powered, and electrically heated glass 3 stops generating heat.
The temperature of electrically heated glass 3 can be made to be always maintained in a certain range by the above method, alleviate air
In vapor encounter the problem of lower electrically heated glass 3 of temperature is also easy to produce liquefaction, ensure that the normal work of electrically heated glass 3
Make.
Fig. 5 is display process of feedback schematic diagram.
Display 6 on cover board 2 is connected with the humidity sensor in cavity 10, and shows that humidity sensor detects
The water vapour content percentages in cavity 10 arrived.
At the same time, it is provided with humidity critical value on display 6, when vapor in the cavity 10 that humidity sensor detects
Percentage composition be more than humidity critical value when, the background color of display 6 can change.
When 6 background color of display changes, it is understood that there may be two kinds of situations, the first situation are cover board 2 and shell 1 even
There is a problem of that leakproofness is poor when connecing so that nitrogen dry in cavity 10 mutually circulate with extraneous air in a short time and
So that water vapour content increases in cavity 10, second situation is, too long using the time, since use environment, air pressure etc. are various
Reason, so that the air and outside air in cavity 10 are there are slow gas exchanges, such situation is in equipment use process
Normal condition.
By checking, if there are the first situations for discovery, place under repair to the connection relationship between cover board 2 and shell 1,
Leakproofness defect existing for corrective.Then the air in cavity 10 is evacuated by check valve 5, is re-filled with dry nitrogen,
To guarantee working environment dry in cavity 10.
By checking, if the first situation is not present in discovery, the second situation is only existed, then directly evacuates the sky in cavity 10
Gas is filled with dry nitrogen, completes the normal service work of equipment.
It can guarantee that sufficient vapor can not liquefy in cavity 10 by the above method, to ensure that electric heating
Glass 3 and shooting mould group will not cause to shoot the problems such as fuzzy or Video Output is lost because vapor liquefies.
From adjusting 3 temperature of electrically heated glass and two sides of water vapour content in cavity 10 are controlled by above-mentioned apparatus and method
Face encounters the lower electrically heated glass 3 of temperature to vapor and easily liquefies on it when shooting mould group and form liquid or ice
Problem ensure that electrically heated glass 3 and shoot the normal work of mould group.
It is to be illustrated to what preferable implementation of the invention carried out, but the invention is not limited to the implementation above
Example, those skilled in the art can also make various equivalent variations on the premise of without prejudice to spirit of the invention or replace
It changes, these equivalent deformations or replacement are all included in the scope defined by the claims of the present application.
Claims (10)
1. a kind of video equipment characterized by comprising electrically heated glass, shooting mould group, power supply and shell, in the shell
With the cavity for storing dry gas, the shooting mould group is located in the cavity, one end court of the electrically heated glass
To the cavity, another end towards the outside of the shell, the power supply be located in the cavity and with the electric heating glass
Glass is connected.
2. video equipment according to claim 1, which is characterized in that further include connector, one end of the connector with
The power supply is connected, and the other end is connected with the electrically heated glass.
3. video equipment according to claim 1, which is characterized in that further include temperature sensor and signal wire, the temperature
Sensor and the thermally conductive connection of the electrically heated glass are spent, the temperature sensor is connected by the signal wire with the power supply
It connects.
4. video equipment according to claim 2, which is characterized in that the shell includes shell and cover board, the cover board
It is sealedly attached on the shell, the electrically heated glass is located on the shell, and the connector and the power supply are located at institute
It states in the cavity that cover board and the shell are formed.
5. video equipment according to claim 1, which is characterized in that it further include the check valve of installation on the housing,
The check valve is connected with the cavity.
6. video equipment according to claim 1, which is characterized in that it further include humidity sensor, the humidity sensor
In the cavity.
7. video equipment according to claim 6, which is characterized in that be connected with display, the display on the shell
Device is connected with humidity sensor.
8. video equipment according to claim 7, which is characterized in that described aobvious by the feedback of the humidity sensor
Show that device can show water vapour content percentage in the cavity, and/or when the measured value of the humidity sensor is greater than humidity
When critical value, the display changes color.
9. one kind obtains control method based on video equipment described in any one of claims 1 to 8, which is characterized in that
S1: measuring the intracorporal water vapour content of the cavity body, when measured value is greater than humidity critical value, judgement:
If the leakproofness of the shell is good, directly execution step S2；
If the leakproofness existing defects of the shell, after repairing defect, step S2 is executed；
S2: dry gas is filled with into the cavity after evacuating the intracorporal gas of the chamber.
10. control method according to claim 9, which is characterized in that before step S1, simultaneously or after, also wrap
It includes step S4: detecting the temperature of the electrically heated glass, when the electrically heated glass temperature reaches lower limit critical value, to described
Electrically heated glass heating stops heating the electrically heated glass when the electrically heated glass temperature reaches upper critical value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910360139.XA CN110049585A (en) | 2019-04-30 | 2019-04-30 | A kind of video equipment and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910360139.XA CN110049585A (en) | 2019-04-30 | 2019-04-30 | A kind of video equipment and control method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110049585A true CN110049585A (en) | 2019-07-23 |
Family
ID=67280531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910360139.XA Pending CN110049585A (en) | 2019-04-30 | 2019-04-30 | A kind of video equipment and control method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110049585A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113103996A (en) * | 2021-04-06 | 2021-07-13 | 深圳元戎启行科技有限公司 | Lens dew-condensation eliminating device, camera sensor, and unmanned device |
-
2019
- 2019-04-30 CN CN201910360139.XA patent/CN110049585A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113103996A (en) * | 2021-04-06 | 2021-07-13 | 深圳元戎启行科技有限公司 | Lens dew-condensation eliminating device, camera sensor, and unmanned device |
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