CN108759258A - A kind of antifrost device, method and refrigerating equipment - Google Patents
A kind of antifrost device, method and refrigerating equipment Download PDFInfo
- Publication number
- CN108759258A CN108759258A CN201810331477.6A CN201810331477A CN108759258A CN 108759258 A CN108759258 A CN 108759258A CN 201810331477 A CN201810331477 A CN 201810331477A CN 108759258 A CN108759258 A CN 108759258A
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- CN
- China
- Prior art keywords
- temperature
- humidity
- target object
- heating film
- antifrost
- Prior art date
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/04—Preventing the formation of frost or condensate
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/55—Details of cameras or camera bodies; Accessories therefor with provision for heating or cooling, e.g. in aircraft
Abstract
The invention discloses a kind of antifrost devices, suitable for preventing surface frosting, the fogging of target object, the device from including：Heating power supply, heater switch and the Electric radiant Heating Film for being set to target object side, heating power supply, heater switch, electric heating film cascade forming circuit；First Temperature Humidity Sensor, the first temperature, the first humidity being adapted to detect at target object；Second Temperature Humidity Sensor, second temperature, the second humidity being adapted to detect at external environment；Control unit, it is connected respectively with the first Temperature Humidity Sensor, the second Temperature Humidity Sensor, suitable for obtaining the first temperature, the first humidity and second temperature, the second humidity, when the first temperature, the first humidity, second temperature, the second humidity meet preset condition, the first control signal for being suitable to indicate that heater switch conducting is sent out.The present invention discloses corresponding antifrost method and refrigerating equipment together.
Description
Technical field
The present invention relates to a kind of intelligent electric appliance technical field more particularly to antifrost device, method and refrigerating equipments.
Background technology
With intelligent electric appliance and shared expanding economy, camera is installed in the refrigerations such as refrigerator, refrigerator-freezer, freezing equipment
Scene it is more and more.For example, refrigerator can have the Self-help vending machine of commodity, the camera in refrigerator that can acquire as storage
The image of commodity.Based on camera the image collected, the merchandise news in image is identified using image processing techniques, it can be right
The commodity that user self-help obtains carry out the commodity stocks, etc. in clearing and more new fridge.
But the camera in refrigerating equipment is run at low temperature, and when the hatch door of refrigerating equipment frequently switches on, external rings
More damp and hot air encounters colder cam lens (or protection eyeglass in front of cam lens) meeting on camera lens in border
Mist or frost are formed, keeps cam lens fuzzy, seriously affects Image Acquisition.
Invention content
For this purpose, a kind of antifrost device of present invention offer, method and refrigerating equipment, are solved with trying hard to or are at least alleviated above
There are the problem of.
According to an aspect of the present invention, a kind of antifrost device is provided, suitable for preventing surface frosting, the knot of target object
Mist, described device include：Heating power supply, heater switch and the Electric radiant Heating Film for being set to the target object side, the heating
Power supply, heater switch, electric heating film cascade forming circuit；First Temperature Humidity Sensor, be adapted to detect at the target object
One temperature, the first humidity；Second Temperature Humidity Sensor, second temperature, the second humidity being adapted to detect at external environment；Control is single
Member is connected with first Temperature Humidity Sensor, the second Temperature Humidity Sensor respectively, is suitable for obtaining first temperature, first
Humidity and second temperature, the second humidity meet in first temperature, the first humidity, second temperature, the second humidity and preset item
When part, the first control signal for being suitable to indicate that the heater switch conducting is sent out.
Optionally, in antifrost device according to the present invention, target object is transparent material.
Optionally, in antifrost device according to the present invention, Electric radiant Heating Film is set to the edge of the target object side
Place.
Optionally, in antifrost device according to the present invention, the first Temperature Humidity Sensor, the second Temperature Humidity Sensor point
It is not connected with described control unit by I2C buses.
Optionally, in antifrost device according to the present invention, control unit is externally exposed in environment completely or partially,
Second Temperature Humidity Sensor is set at described control unit.
Optionally, in antifrost device according to the present invention, preset condition includes：Second temperature and the first temperature difference
It is more than second threshold more than first threshold and the difference of the second humidity and the first humidity.
Optionally, in antifrost device according to the present invention, control unit is further adapted for：First temperature,
When first humidity, second temperature, the second humidity meet preset condition, sends out and be suitable to indicate that the of heater switch timesharing conducting
Two control signals.
Optionally, in antifrost device according to the present invention, heater switch is relay.
According to another aspect of the present invention, a kind of antifrost method is provided, suitable for prevent target object surface frosting,
The side of fogging, the target object is provided with Electric radiant Heating Film, the method includes：Obtain the first temperature at target object, the
Second temperature, the second humidity at one humidity and external environment；Judge first temperature, the first humidity, second temperature,
Whether the second humidity meets preset condition, when meeting preset condition, heats the Electric radiant Heating Film.
Optionally, in antifrost method according to the present invention, preset condition includes：Second temperature and the first temperature difference
It is more than second threshold more than first threshold and the difference of the second humidity and the first humidity.
Optionally, in antifrost method according to the present invention, the step of heating the Electric radiant Heating Film, includes：According to heating the
One time, the mode for stopping the second time of heating carry out timesharing heating to the Electric radiant Heating Film.
Optionally, in antifrost method according to the present invention, Electric radiant Heating Film is connected and to be formed back with heating power supply, heater switch
The step of road, the heating Electric radiant Heating Film includes：The heater switch is connected to heat the Electric radiant Heating Film.
Optionally, in antifrost method according to the present invention, the step of heater switch is connected, further comprises：It presses
Timesharing conducting is carried out to the heater switch according to the mode of conducting heater switch first time, second time of heater switch of disconnection.
Optionally, in antifrost method according to the present invention, the first temperature, the first humidity at target object are obtained,
And the step of second temperature at external environment, the second humidity, includes：First at target object is obtained at predetermined time intervals
Second temperature, the second humidity at temperature, the first humidity and external environment.
According to a further aspect of the invention, a kind of refrigerating equipment is provided, including：Antifrost device as described above；One
Side is provided with the sealing shell of the first transparent eyeglass；The camera being set in the sealing shell, the mirror of the camera
Head is located at first eyeglass rear；Wherein, the Electric radiant Heating Film of the antifrost device is set on first eyeglass, described anti-
Frosting device is suitable for preventing surface frosting, the fogging of first eyeglass.
Optionally, in refrigerating equipment according to the present invention, the first Temperature Humidity Sensor of antifrost device is set to institute
It states inside sealing shell.
Optionally, in refrigerating equipment according to the present invention, sealing shell is silica gel material.
Optionally, further include lamp box in refrigerating equipment according to the present invention, the side of the lamp box is provided with ventilation
Hole.
Optionally, in refrigerating equipment according to the present invention, the control unit of antifrost device and the second humiture pass
Sensor is set in the lamp box.
The antifrost scheme of the present invention can obtain the humiture at target object and at external environment, and compare target
The humiture difference of object and external environment heats the Electric radiant Heating Film being set on target object when differing greatly, with
Temperature, the humidity at target object are improved, the humiture difference of target object and external environment is reduced, to avoid target object
Surface frosting, fogging.Further, antifrost scheme of the invention is when heating Electric radiant Heating Film, using the heating of timesharing heating
Mode avoids causing target object to split, damage because of overheat to make the temperature of target object uniformly rise.
The antifrost scheme of the present invention can be applied to be provided in the refrigerating equipment of camera, for preventing camera shooting head mirror
The first eyeglass frosting in head front, fogging, ensure that cam lens get a clear view, keep its image collected clearer.
Above description is only the general introduction of technical solution of the present invention, in order to better understand the technical means of the present invention,
And can be implemented in accordance with the contents of the specification, and in order to allow above and other objects of the present invention, feature and advantage can
It is clearer and more comprehensible, below the special specific implementation mode for lifting the present invention.
Description of the drawings
To the accomplishment of the foregoing and related purposes, certain illustrative sides are described herein in conjunction with following description and drawings
Face, these aspects indicate the various modes that can put into practice principles disclosed herein, and all aspects and its equivalent aspect
It is intended to fall in the range of theme claimed.Read following detailed description in conjunction with the accompanying drawings, the disclosure it is above-mentioned
And other purposes, feature and advantage will be apparent.Throughout the disclosure, identical reference numeral generally refers to identical
Component or element.
Fig. 1 shows the structure chart of antifrost device 100 according to an embodiment of the invention；
Fig. 2 shows the flow charts of antifrost method 200 according to an embodiment of the invention；
Fig. 3 A, 3B respectively illustrate front view, the rearview of refrigerating equipment 300 according to an embodiment of the invention；
Fig. 4 shows antifrost design sketch according to an embodiment of the invention.
Specific implementation mode
The exemplary embodiment of the disclosure is more fully described below with reference to accompanying drawings.Although showing the disclosure in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
Completely it is communicated to those skilled in the art.
Fig. 1 shows the structure chart of antifrost device 100 according to an embodiment of the invention.Antifrost device 100 is suitable
In the surface frosting, the fogging that prevent target object 400.Target object 400 can be arbitrary objects, such as the cabin of refrigerating equipment
Protection eyeglass etc. in front of door, the camera lens of camera, cam lens, but not limited to this.In addition, target object 400 can be
Any materials, it is contemplated that the frosting of transparent substance surface, fogging can affect greatly sight clarity, and therefore, the present invention is outstanding
It is suitable for preventing the application scenarios of 400 frosting of target object of transparent material, fogging, for example, target object 400 be glass,
The transparent materials such as resin, acrylic, but not limited to this.It should be pointed out that although antifrost device 100 is for preventing target object
400 surface frosting, fogging, still, target object 400 are not the component part of the antifrost device 100 of the present invention.
As shown in Figure 1, antifrost device 100 is warm and humid including heating power supply 110, heater switch 120, Electric radiant Heating Film 130, first
Spend sensor 140, the second Temperature Humidity Sensor 150 and control unit 160.
Heating power supply 110 such as can be battery, USB 5V voltages, but not limited to this, the present invention is to heating power supply 110
Type, size and voltage when its power supply, electric current is not limited.Heater switch 120 for example can be relay, simulation
Switch etc., but not limited to this.The control signal that heater switch 120 can be sent out with reception control unit 160, according to the control signal
Complete conducting, the state disconnected switching.Electric radiant Heating Film 130 is a kind of heating system of flexible film-like, by outer layer insulation film
It is formed with inner layer conductive heater (being usually wire, Alloy Foil etc.) high temperature and pressure heat seal, small, heat conduction efficiency is high.
Electric radiant Heating Film 130 for example can be PI heating film (full name：Polyimides Electric radiant Heating Film) etc., but not limited to this.Electric radiant Heating Film 130 is set to
The side of target object 400, for example, as shown in Figure 1, target object 400 is circular eyeglass, Electric radiant Heating Film 130 is affixed on circular eyeglass
On 400 inside (or outside) minute surface.In order to avoid blocking sight, it is preferable that Electric radiant Heating Film 130 is set to target object side
Edge, for example, as shown in Figure 1, Electric radiant Heating Film 130 is set to the outer ring of target object 400.As shown in Figure 1, heating power supply 110,
Heater switch 120, the series connection forming circuit of Electric radiant Heating Film 130, when (closure) is connected in heater switch 120, circuit conducting, Electric radiant Heating Film
130 are heated；When heater switch 120 disconnects, circuit disconnects, and Electric radiant Heating Film 130 stops heating.
First Temperature Humidity Sensor 140 is set at target object, is adapted to detect for the first temperature at target object, first
Humidity.Second Temperature Humidity Sensor 150 is set at external environment, is adapted to detect for second temperature at external environment, second wet
Degree.It should be pointed out that above-mentioned first, second is only used for distinguishing at target object, the data of the Temperature and Humidity module at external environment, and it is not present
Meaning in any sequence.It should be pointed out that the first Temperature Humidity Sensor 140 is adapted to detect for the first temperature at target object,
One humidity, still, the position of the first Temperature Humidity Sensor of the present invention couple 140 are not limited.First Temperature Humidity Sensor 140 is not
It is necessarily affixed on the surface of target object, can not also be contacted with target object, as long as it is in the ring similar with target object
In border.For example, the first Temperature Humidity Sensor 140 can also be set to not circulating with external environment residing for target object
In confined space, but do not contacted with target object.Similarly, the position of the second Temperature Humidity Sensor of the present invention couple 150 is not also done
Limitation, as long as it is in the environment similar with external environment.According to a kind of embodiment, control unit 160 is completely exposed
Or part is externally exposed in environment, the second Temperature Humidity Sensor 150 is set at control unit 160, in this way, the second humiture
Sensor 160 collected second temperature, the second humidity that is, external environment humiture.Further, it is noted that the
One Temperature Humidity Sensor 140, the second Temperature Humidity Sensor 150, can direct output temperature, humidity numbers for detecting humiture
Value, can also output temperature, the voltage signal corresponding to humidity.The present invention couple the first Temperature Humidity Sensor 140, the second humiture
Size, model, output data type of sensor 150 etc. are not limited.
Control unit 160 is connected with the first Temperature Humidity Sensor 140, the second Temperature Humidity Sensor 150 respectively, according to one kind
Embodiment, the first Temperature Humidity Sensor 140, the second Temperature Humidity Sensor 150 pass through I2C buses and 160 phase of control unit respectively
Even.Control unit 160 such as can be the central processing unit (CPU) of disposable type, but not limited to this.Control unit 160 is suitable
In collected first temperature of 140 institute of the first Temperature Humidity Sensor of acquisition, the first humidity and the second Temperature Humidity Sensor 150
The collected second temperature of institute, the second humidity, meet preset condition in the first temperature, the first humidity, second temperature, the second humidity
When, send out the first control signal for being suitable to indicate that heater switch 120 is connected.According to a kind of embodiment, preset condition includes：Second
Temperature is more than first threshold with the first temperature difference and the difference of the second humidity and the first humidity is more than second threshold.First threshold
Value, the value of second threshold can be voluntarily arranged by those skilled in the art, and the present invention is without limitation.For example, the first threshold
Value is 10 DEG C, second threshold 20%RH.After heater switch 120 is connected, heating power supply 110, heater switch 120, Electric radiant Heating Film 130
The circuit of conducting is formed, heating power supply 110 heats for Electric radiant Heating Film 130, to improve temperature, the humidity at target object, reduces
The humiture difference of target object and external environment avoids surface frosting, the fogging of target object.
According to a kind of embodiment, when the first temperature, the first humidity, second temperature, the second humidity meet preset condition, control
Unit 160 processed sends out the second control signal for being suitable to indicate that 120 timesharing of heater switch conducting so that heater switch 120 is according to leading
It is logical at the first time, disconnect the mode of the second time and recycle break-make so that Electric radiant Heating Film 130 according to heating at the first time, stop
The mode for heating for the second time carries out timesharing heating.It can ensure that the temperature of target object uniformly rises in this way, avoid because of overheat
And target object is caused to split, damage.At the first time, the value of the second time can be voluntarily arranged by those skilled in the art, this
It invents without limitation.For example, first time, the second time can be disposed as 1 minute.
Fig. 2 shows the flow charts of antifrost method 200 according to an embodiment of the invention.Method 200 is for preventing
The side of the surface frosting of target object, fogging, target object is provided with Electric radiant Heating Film.As shown in Fig. 2, method 200 starts from step
S210。
In step S210, the second temperature at the first temperature, the first humidity and the external environment at target object is obtained
Degree, the second humidity.According to a kind of embodiment, the first temperature, the first humidity at target object are obtained at predetermined time intervals, and
Second temperature, the second humidity at external environment.Correspondingly, square frosting method 200 is recycled as interval using the predetermined time and is executed.In advance
The value fixed time can be voluntarily arranged by those skilled in the art, and the present invention is without limitation.For example, can be by the predetermined time
It is set as half an hour, then obtains a humiture information every half an hour.It is first temperature, the first humidity, second temperature, second wet
Degree can be by the second humiture for being set to the first Temperature Humidity Sensor 140 of target object and being set at external environment
Sensor 150 acquires, the arrangement of the first Temperature Humidity Sensor 140 and the second Temperature Humidity Sensor 150 as previously mentioned,
Details are not described herein again.
Then, in step S220, judge the first temperature, the first humidity, second temperature, that whether the second humidity meets is default
Condition.If meeting preset condition, S230 is thened follow the steps；If being unsatisfactory for preset condition, S240 is thened follow the steps.According to a kind of reality
Example is applied, preset condition includes：Second temperature and the first temperature difference be more than first threshold and the second humidity and the first humidity it
Difference is more than second threshold.First threshold, the value of second threshold can be voluntarily arranged by those skilled in the art, and the present invention is to this
It is not limited.For example, first threshold is 10 DEG C, second threshold 20%RH.
In step S230, Electric radiant Heating Film is heated.According to a kind of embodiment, Electric radiant Heating Film is heated by the way of timesharing heating,
That is, carrying out timesharing heating at the first time, in the way of stopping the second time of heating to Electric radiant Heating Film by heating.At the first time, second
The value of time can be voluntarily arranged by those skilled in the art, and the present invention is without limitation.For example, can by the first time,
Second time was disposed as 1 minute.The mode of timesharing heating can ensure that the temperature of target object uniformly rises, and avoid because of overheat
And target object is caused to split, damage.
According to a kind of embodiment, Electric radiant Heating Film is connected forming circuit with heating power supply, heater switch, when conducting heater switch
When, circuit conducting, heating power supply heats Electric radiant Heating Film, that is, step S230 is equivalent to, conducting heater switch is to heat electricity
Hotting mask.Correspondingly, according to a kind of embodiment, the timesharing heating of Electric radiant Heating Film can be in such a way that heater switch be connected in timesharing come real
It is existing, that is, to be led at the first time, in the way of disconnection the second time of heater switch to heater switch progress timesharing by conducting heater switch
It is logical.At the first time, the value of the second time can be voluntarily arranged by those skilled in the art, and the present invention is without limitation.
In step S240, it is not added with thermoelectricity hotting mask.According to a kind of embodiment, Electric radiant Heating Film and heating power supply, heater switch string
Connection forming circuit, when heater switch is off, is not added with thermoelectricity hotting mask.
Foregoing antifrost device 100, antifrost method 200 can be adapted in several scenes.For example, antifrost
Device 100 can be applied to be provided in the refrigerating equipment of camera, using the protective glass in front of cam lens as target
Electric radiant Heating Film is set on protective glass by object, to prevent protective glass frosting, fogging.In another example antifrost device 100 can
To be set in refrigerating equipment, using the hatch door of refrigerating equipment as target object, Electric radiant Heating Film is set on hatch door, to prevent stagnant ice
Frosting, fogging on case hatch door.Further for example, antifrost device 100 can be set in video camera, using the camera lens of video camera as mesh
Object is marked, Electric radiant Heating Film is set on camera lens, to prevent camera lens frosting, fogging.
Following embodiment is applied to aforementioned antifrost device 100, antifrost method 200 to be provided with camera for illustrating
Refrigerating equipment in application scenarios.
Fig. 3 A, 3B respectively illustrate front view, the rearview of refrigerating equipment 300 according to an embodiment of the invention.It is cold
The Self-help vending machine of commodity can be had as storage by hiding equipment 300.As shown in Figure 3A, refrigerating equipment 300 includes upper and lower two cabins
Room, two cabins can be all refrigerating chamber, be all freezing chamber or one be refrigerating chamber, one be freezing chamber, the present invention is to refrigeration
The cabin quantity of equipment 300 and the temperature in each cabin are not limited.
Refrigerating equipment 300 is provided with the closed outer of the first transparent eyeglass 320 including aforementioned antifrost device 100, side
The camera lens of shell 310, the camera 330 being set in sealing shell 310, camera 330 is located at 320 rear of the first eyeglass, camera shooting
First 330 can penetrate the image that the first eyeglass 320 obtains 330 cabin interior of refrigerating equipment.
Sealing shell 310 for example can be silica gel material, but not limited to this.First eyeglass 320 for example can be glass, tree
The transparent materials such as fat, but not limited to this.Since camera 330 is located inside sealing shell 310, camera 330 be in one compared with
For that in stable enclosed environment, will not meet with external damp-heat air, therefore will not frosting or knot on the camera lens of camera 330
Mist.And the first eyeglass 320 can meet when the hatch door of refrigerating equipment 300 frequently switches on the damp-heat air of external environment, cause
Frosting, fogging.
It should be pointed out that illustrating only a part (Electric radiant Heating Film 130, the first humiture of antifrost device 100 in Fig. 3 A, 3B
Sensor 140, the second Temperature Humidity Sensor 150 and control unit 160), heating power supply 110 in antifrost device 100 plus
Thermal switch 120 is not shown in Fig. 3 A, 3B.As shown in Figure 3A, Electric radiant Heating Film 130 is set at the outer ledge of the first eyeglass 320.
First Temperature Humidity Sensor 140 is set to the inside (such as being affixed on the madial wall of sealing shell 310) of sealing shell 310, the
One Temperature Humidity Sensor 140 is in the first eyeglass 320 in similar environment, the collected humiture of the first Temperature Humidity Sensor
Data are the humiture at the first eyeglass 320.According to a kind of embodiment, the top of refrigerating equipment 300 is additionally provided with lamp box
340, lamp (such as LED light etc.) is provided in lamp box 340, to provide lighting service.Preferably, as shown in Figure 3B, lamp box 340 1
Side (rear side) is provided with ventilation hole 350 so that and 340 inner air of lamp box can circulate with the air of external environment, to
It radiates.According to a kind of embodiment, the second Temperature Humidity Sensor 150 and control unit 160 are set in lamp box 340, due to
Lamp box 340 circulates with external environment, therefore the humiture environment inside lamp box 340 is similar with external environment, correspondingly, is set to
The second Temperature Humidity Sensor 150 inside lamp box collected data of the Temperature and Humidity module be data of the Temperature and Humidity module at external environment.
Aforementioned antifrost method 200 can be executed in refrigerating equipment 300, to prevent frosting or fogging at the first eyeglass 320.
First Temperature Humidity Sensor 140 obtains the first temperature, the first humidity at the first eyeglass 320, and the second Temperature Humidity Sensor 150 obtains
Take second temperature, the second humidity at external environment, and by the first temperature got, the first humidity, second temperature, second wet
The data of degree are sent to control unit 160.Control unit 160 judges whether above-mentioned data of the Temperature and Humidity module meets preset condition, if so,
Then sending out control signal to heater switch 120 makes heater switch 120 be connected, to be heated to Electric radiant Heating Film 130.Preferably,
Timesharing conducting is carried out to heater switch 120 to realize that the timesharing of Electric radiant Heating Film 130 is heated.With the heating of Electric radiant Heating Film 130, the first mirror
Temperature at piece 320 uniformly rises, and is gradually reduced with the humiture difference of external environment, to avoid at the first eyeglass 320
Frosting, fogging make the first eyeglass 320 keep clean, clear, ensure that camera 330 can collect clearly image.Fig. 4 shows
Antifrost design sketch according to an embodiment of the invention is gone out.In Fig. 4, the first eyeglass 320-1 in left side, which has been correspondingly arranged, to be prevented
Frosting device 100 (illustrates only the Electric radiant Heating Film 130 in antifrost device 100 since picture size is limited, in Fig. 4), right side
Antifrost device 100 is not arranged by first eyeglass 320-2.First eyeglass 320-1 is obviously more cleaner than the first eyeglass 320-2, clear
It is clear.
B10：Method described in B9, wherein the preset condition includes：Second temperature is more than first with the first temperature difference
Threshold value and the difference of the second humidity and the first humidity are more than second threshold.
B11：Method described in B9 or 10, wherein the step of heating the Electric radiant Heating Film include：According to heating at the first time,
The mode for stopping the second time of heating carries out timesharing heating to the Electric radiant Heating Film.
B12：Method described in B9 or 10, wherein the Electric radiant Heating Film is connected forming circuit with heating power supply, heater switch,
The step of heating Electric radiant Heating Film includes：The heater switch is connected to heat the Electric radiant Heating Film.
B13：Method described in B12, wherein the step of heater switch is connected further comprises：It is heated according to conducting
Switch first time, the mode of second time of heater switch of disconnection carries out timesharing conducting to the heater switch.
B14：Method described in any one of B9-13, wherein first temperature obtained at target object, first wet
Degree and external environment at second temperature, the second humidity the step of include：
The second temperature at the first temperature, the first humidity and the external environment at target object is obtained at predetermined time intervals
Degree, the second humidity.
C16：Equipment described in C15, wherein the first Temperature Humidity Sensor of the antifrost device is set to described closed
Enclosure.
C17：Equipment described in C15 or 16, wherein the sealing shell is silica gel material.
C18：Equipment described in any one of 15-17, wherein further include lamp box, the side of the lamp box is provided with ventilation
Hole.
C19：Equipment described in C18, wherein the control unit of the antifrost device and the second Temperature Humidity Sensor are set
It is placed in the lamp box.
Various technologies described herein are realized together in combination with hardware or software or combination thereof.To the present invention
Method and apparatus or the process and apparatus of the present invention some aspects or part can take embedded tangible media, such as can
Program code (instructing) in mobile hard disk, USB flash disk, floppy disk, CD-ROM or other arbitrary machine readable storage mediums
Form, wherein when program is loaded into the machine of such as computer etc, and when being executed by the machine, the machine becomes to put into practice
The equipment of the present invention.
In the case where program code executes on programmable computers, computing device generally comprises processor, processor
Readable storage medium (including volatile and non-volatile memory and or memory element), at least one input unit, and extremely
A few output device.Wherein, memory is configured for storage program code；Processor is configured for according to the memory
Instruction in the said program code of middle storage executes the antifrost method of the present invention.
By way of example and not limitation, readable medium includes readable storage medium storing program for executing and communication media.Readable storage medium storing program for executing
Store the information such as computer-readable instruction, data structure, program module or other data.Communication media is generally such as to carry
The modulated message signals such as wave or other transmission mechanisms embody computer-readable instruction, data structure, program module or other
Data, and include any information transmitting medium.Above any combination is also included within the scope of readable medium.
In the instructions provided here, algorithm and display not with any certain computer, virtual system or other
Equipment is inherently related.Various general-purpose systems can also be used together with the example of the present invention.As described above, it constructs this kind of
Structure required by system is obvious.In addition, the present invention is not also directed to any certain programmed language.It should be understood that can
With using various programming languages realize invention described herein content, and the description that language-specific is done above be for
Disclose the preferred forms of the present invention.
In the instructions provided here, numerous specific details are set forth.It is to be appreciated, however, that the implementation of the present invention
Example can be put into practice without these specific details.In some instances, well known method, knot is not been shown in detail
Structure and technology, so as not to obscure the understanding of this description.
Similarly, it should be understood that in order to simplify the disclosure and help to understand one or more of each inventive aspect,
Above in the description of exemplary embodiment of the present invention, each feature of the invention is grouped together into single implementation sometimes
In example, figure or descriptions thereof.However, the method for the disclosure should be construed to reflect following intention：It is i.e. required to protect
Shield the present invention claims the feature more features than being expressly recited in each claim.More precisely, as following
As claims reflect, inventive aspect is all features less than single embodiment disclosed above.Therefore, it abides by
Thus the claims for following specific implementation mode are expressly incorporated in the specific implementation mode, wherein each claim itself
As a separate embodiment of the present invention.
Those skilled in the art should understand that the module of the equipment in example disclosed herein or unit or groups
Part can be arranged in equipment as depicted in this embodiment, or alternatively can be positioned at and the equipment in the example
In different one or more equipment.Module in aforementioned exemplary can be combined into a module or be segmented into addition multiple
Submodule.
Those skilled in the art, which are appreciated that, to carry out adaptively the module in the equipment in embodiment
Change and they are arranged in the one or more equipment different from the embodiment.It can be the module or list in embodiment
Member or component be combined into a module or unit or component, and can be divided into addition multiple submodule or subelement or
Sub-component.Other than such feature and/or at least some of process or unit exclude each other, it may be used any
Combination is disclosed to all features disclosed in this specification (including adjoint claim, abstract and attached drawing) and so to appoint
Where all processes or unit of method or equipment are combined.Unless expressly stated otherwise, this specification (including adjoint power
Profit requires, abstract and attached drawing) disclosed in each feature can be by providing the alternative features of identical, equivalent or similar purpose come generation
It replaces.
In addition, it will be appreciated by those of skill in the art that although some embodiments described herein include other embodiments
In included certain features rather than other feature, but the combination of the feature of different embodiments means in of the invention
Within the scope of and form different embodiments.For example, in the following claims, embodiment claimed is appointed
One of meaning mode can use in any combination.
In addition, be described as herein can be by the processor of computer system or by executing for some in the embodiment
The combination of method or method element that other devices of the function are implemented.Therefore, have for implementing the method or method
The processor of the necessary instruction of element forms the device for implementing this method or method element.In addition, device embodiment
Element described in this is the example of following device：The device is used to implement performed by the element by the purpose in order to implement the invention
Function.
As used in this, unless specifically stated, come using ordinal number " first ", " second ", " third " etc.
Description plain objects are merely representative of the different instances for being related to similar object, and are not intended to imply that the object being described in this way must
Must have the time it is upper, spatially, in terms of sequence or given sequence in any other manner.
Although the embodiment according to limited quantity describes the present invention, above description, the art are benefited from
It is interior it is clear for the skilled person that in the scope of the present invention thus described, it can be envisaged that other embodiments.Additionally, it should be noted that
The language that is used in this specification primarily to readable and introduction purpose and select, rather than in order to explain or limit
Determine subject of the present invention and selects.Therefore, without departing from the scope and spirit of the appended claims, for this
Many modifications and changes will be apparent from for the those of ordinary skill of technical field.For the scope of the present invention, to this
The done disclosure of invention is illustrative and be not restrictive, and it is intended that the scope of the present invention be defined by the claims appended hereto.
Claims (10)
1. a kind of antifrost device, suitable for preventing surface frosting, the fogging of target object, described device from including：
Heating power supply, heater switch and the Electric radiant Heating Film for being set to the target object side, the heating power supply, heating are opened
It closes, electric heating film cascade forming circuit；
First Temperature Humidity Sensor, the first temperature, the first humidity being adapted to detect at the target object；
Second Temperature Humidity Sensor, second temperature, the second humidity being adapted to detect at external environment；
Control unit is connected with first Temperature Humidity Sensor, the second Temperature Humidity Sensor respectively, is suitable for obtaining described first
Temperature, the first humidity and second temperature, the second humidity, in first temperature, the first humidity, second temperature, the second humidity
When meeting preset condition, the first control signal for being suitable to indicate that the heater switch conducting is sent out.
2. device as described in claim 1, wherein the target object is transparent material.
3. device as claimed in claim 1 or 2, wherein the Electric radiant Heating Film is set to the edge of the target object side.
4. device as claimed in any one of claims 1-3, wherein first Temperature Humidity Sensor, the second humiture pass
Sensor is connected by I2C buses with described control unit respectively.
5. the device as described in any one of claim 1-4, wherein described control unit is externally exposed ring completely or partially
In border, second Temperature Humidity Sensor is set at described control unit.
6. the device as described in any one of claim 1-5, wherein the preset condition includes：Second temperature and the first temperature
The difference of degree is more than first threshold and the difference of the second humidity and the first humidity is more than second threshold.
7. the device as described in any one of claim 1-6, wherein described control unit is further adapted for：Described first
When temperature, the first humidity, second temperature, the second humidity meet preset condition, sends out and be suitable to indicate that the heater switch timesharing is led
Logical second control signal.
8. the device as described in any one of claim 1-7, wherein the heater switch is relay.
9. a kind of antifrost method, suitable for preventing surface frosting, the fogging of target object, the side of the target object is provided with
Electric radiant Heating Film, the method includes：
Obtain second temperature, the second humidity at the first temperature, the first humidity and the external environment at target object；
Judge whether first temperature, the first humidity, second temperature, the second humidity meet preset condition, item is preset meeting
When part, the Electric radiant Heating Film is heated.
10. a kind of refrigerating equipment, including：
Antifrost device as described in any one of claim 1-8；
Side is provided with the sealing shell of the first transparent eyeglass；
The camera lens of the camera being set in the sealing shell, the camera is located at first eyeglass rear；
Wherein, the Electric radiant Heating Film of the antifrost device is set on first eyeglass, and the antifrost device is suitable for preventing institute
State surface frosting, the fogging of the first eyeglass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810331477.6A CN108759258A (en) | 2018-04-13 | 2018-04-13 | A kind of antifrost device, method and refrigerating equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810331477.6A CN108759258A (en) | 2018-04-13 | 2018-04-13 | A kind of antifrost device, method and refrigerating equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108759258A true CN108759258A (en) | 2018-11-06 |
Family
ID=64010586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810331477.6A Pending CN108759258A (en) | 2018-04-13 | 2018-04-13 | A kind of antifrost device, method and refrigerating equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN108759258A (en) |
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| US11221173B2 (en) * | 2019-11-13 | 2022-01-11 | Lineage Logistics, LLC | Controlled defrost for chilled environments |
| CN115097687A (en) * | 2022-07-14 | 2022-09-23 | 东集技术股份有限公司 | Scanning terminal, heating control method, heating control device and storage medium |
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Application publication date: 20181106 |