CN207692080U - Frequency conversion Electric radiant Heating Film - Google Patents
Frequency conversion Electric radiant Heating Film Download PDFInfo
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- CN207692080U CN207692080U CN201820044385.5U CN201820044385U CN207692080U CN 207692080 U CN207692080 U CN 207692080U CN 201820044385 U CN201820044385 U CN 201820044385U CN 207692080 U CN207692080 U CN 207692080U
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- current
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- heating film
- radiant heating
- frequency conversion
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Abstract
The utility model provides a kind of frequency conversion Electric radiant Heating Film.The frequency conversion Electric radiant Heating Film includes electric membranous layer, power supply and control switch, the first current-carrying item, the second current-carrying item and third current-carrying item that resistance rises in gradient are provided in the electric membranous layer, the control switch is circuit loop for power supply to be connected to the first current-carrying item, the second current-carrying item or third current-carrying item respectively.The current-carrying item that a kind of frequency conversion Electric radiant Heating Film provided by the utility model passes through three groups of difference resistance sizes of setting, need to switch the connection of different current-carrying items according to actual current, make circuital current in a certain range, to control electric heating film for heating temperature, Electric radiant Heating Film itself is made to reach change yupin effect.Compared with other schemes, the utility model does not have to that multiple current detecting points are arranged, and does not have to use load limiter, by the switch intelligent link of itself, to make Electric radiant Heating Film itself achieve the effect that frequency conversion.
Description
Technical field
This application involves electric heating membrane type heating fields, in particular to a kind of frequency conversion Electric radiant Heating Film.
Background technology
Electric radiant Heating Film is divided into low-temp radiating electrothermal membrane, medium temperature radiating electrothermal membrane and hyperthermia radiation Electric radiant Heating Film, wherein low-temp radiating
Electric heating film temperature should within 50 DEG C, in mild hyperthermia radiation film be mostly used for the other fields such as industry.Low-temp radiating electrothermal membrane
It cannot be capped, once capped, if not limiting temperature function, capped Electric radiant Heating Film is possible to temperature and constantly increases and produce
Raw security risk.
The method for mostly using power control using more extensive Electric radiant Heating Film in the related technology, limits input power, from
And the method for operating current is reduced to limit the fever of Electric radiant Heating Film, the utility model patent of Patent No. " CN201120189606 "
A kind of Self-controlling temperature electrothermal film provided utilizes the feedback signal automatic controlled electric heating film of temperature sensor by the way that temperature control layer is arranged
Input power, but at present use mostly limitation power temperature controlling mode, need that accurate temperature sensor is arranged,
Simultaneously reponse system delay want short, while need power converter carry out limitation electric current size.The utility model proposes one kind
It is controlled using the current-carrying item of multigroup different resistance to solve current temperature, current Electric radiant Heating Film is enable to realize automatic frequency-conversion.
Utility model content
The main purpose of the application is to provide a kind of can substitute current electricity using the current-carrying item of multigroup different resistance
The temperature of hotting mask controls, and current Electric radiant Heating Film is enable to realize frequency conversion, complicated to solve frequency conversion Electric radiant Heating Film in the related technology
The problem of.
To achieve the goals above, the utility model provides a kind of frequency conversion Electric radiant Heating Film.
The frequency conversion Electric radiant Heating Film includes electric membranous layer, power supply and control switch, and resistance is provided in ladder in the electric membranous layer
The first current-carrying item, the second current-carrying item and the third current-carrying item risen is spent, the control switch with first for carrying power supply respectively
It is circuit loop to flow item, the second current-carrying item or the connection of third current-carrying item.
Further, the resistance of the second current-carrying item is 1.5 times of resistance of the first current-carrying item, the third current-carrying item
Resistance be 1.5 times of resistance of the second current-carrying item.
Further, control switch includes control box and switch plate, the control box connecting valve piece, and control is opened
The aperture of piece is closed, the switch plate is connected by different apertures from different current-carrying items.
Further, the both sides of the electric membranous layer are disposed with insulating layer, shielded layer and protective layer.
Further, the insulating layer is Carbon fibe thin plate.
Further, the shielded layer is that electrostatic is electromagnetically shielded aluminium foil.
Further, the protective layer is flexible plastic sheet.
Further, lamination is arranged successively for the first current-carrying item, the second current-carrying item and third current-carrying item.
Further, the first current-carrying item, the serpentine-like setting in electric membranous layer of the second current-carrying item and third current-carrying item.
Further, the first current-carrying item, the second current-carrying item and third current-carrying item are metal current-carrying item.
Compared with the relevant technologies, a kind of frequency conversion Electric radiant Heating Film provided by the utility model has the advantages that：This reality
With a kind of frequency conversion Electric radiant Heating Film of novel offer by the current-carrying item of three groups of difference resistance sizes of setting, cut according to actual current needs
The connection for changing different current-carrying items, makes circuital current in a certain range, to control electric heating film for heating temperature, makes Electric radiant Heating Film certainly
Body reaches change yupin effect.Compared with other schemes, the utility model does not have to that multiple current detecting points are arranged, without using power to limit
Device processed, by the switch intelligent link of itself, to make Electric radiant Heating Film itself achieve the effect that frequency conversion.
Description of the drawings
The attached drawing constituted part of this application is used for providing further understanding of the present application so that the application's is other
Feature, objects and advantages become more apparent upon.The illustrative examples attached drawing and its explanation of the application is for explaining the application, not
Constitute the improper restriction to the application.In the accompanying drawings：
Fig. 1 is a kind of structural schematic diagram of embodiment of the utility model；
Fig. 2 is the structural schematic diagram of the utility model another embodiment；
In figure：1, protective layer；2, shielded layer；3, insulating layer；4, electric membranous layer；5, the first current-carrying item；6, the second current-carrying item；
7, third current-carrying item；8, switch plate；9, control box.
Specific implementation mode
In order to make those skilled in the art more fully understand application scheme, below in conjunction in the embodiment of the present application
Attached drawing, technical solutions in the embodiments of the present application are clearly and completely described, it is clear that described embodiment is only
The embodiment of the application part, instead of all the embodiments.Based on the embodiment in the application, ordinary skill people
The every other embodiment that member is obtained without making creative work should all belong to the model of the application protection
It encloses.
It should be noted that term " first " in the description and claims of this application and above-mentioned attached drawing, "
Two " etc. be for distinguishing similar object, without being used to describe specific sequence or precedence.It should be appreciated that using in this way
Data can be interchanged in the appropriate case, so as to embodiments herein described herein.In addition, term " comprising " and " tool
Have " and their any deformation, it is intended that cover it is non-exclusive include, for example, containing series of steps or unit
Process, method, system, product or equipment those of are not necessarily limited to clearly to list step or unit, but may include without clear
It is listing to Chu or for these processes, method, product or equipment intrinsic other steps or unit.
In this application, term "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outside",
" in ", "vertical", "horizontal", " transverse direction ", the orientation or positional relationship of the instructions such as " longitudinal direction " be orientation based on ... shown in the drawings or
Position relationship.These terms are not intended to limit indicated primarily to preferably describe the utility model and embodiment
Device, element or component must have particular orientation, or constructed and operated with particular orientation.
Also, above-mentioned part term is other than it can be used to indicate that orientation or positional relationship, it is also possible to for indicating it
His meaning, such as term "upper" also are likely used for indicating certain relations of dependence or connection relation in some cases.For ability
For the those of ordinary skill of domain, the concrete meaning of these terms in the present invention can be understood as the case may be.
In addition, term " installation ", " setting ", " being equipped with ", " connection ", " connected ", " socket " shall be understood in a broad sense.For example,
It may be a fixed connection, be detachably connected or monolithic construction；Can be mechanical connection, or electrical connection；It can be direct phase
Even, or indirectly connected through an intermediary, or it is two connections internal between device, element or component.
For those of ordinary skills, it can understand that above-mentioned term in the present invention specific contains as the case may be
Justice.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.1 and 2 and the application is described in detail in conjunction with the embodiments below with reference to the accompanying drawings.
As shown in Figure 1, frequency conversion Electric radiant Heating Film provided by the utility model includes electric membranous layer 4, power supply and control switch, electric heating
The first current-carrying item 5, the second current-carrying item 6 and third current-carrying item 7 that resistance rises in gradient are provided in film layer 4, control switch is used
It is circuit loop in power supply to be connected to the first current-carrying item 5, the second current-carrying item 6 or third current-carrying item 7 respectively.Wherein electric membranous layer
4 be main heater element.
The operation principle of frequency conversion Electric radiant Heating Film provided in this embodiment is：Electric membranous layer 4 reaches under set temperature, if temperature
It increases, resistance just will increase, the first current-carrying item 5, the second current-carrying item 6 and the third current-carrying item risen in gradient by the way that resistance is arranged
7, and switch the connection for controlling power supply and high resistance current-carrying item by controlling so that electric current reduces, and the temperature of such Electric radiant Heating Film is just
Undying will not increase, whereas if temperature decline after, resistance will reduce, again by control switch with it is low-resistance
Current-carrying item connects so that electric current increases, and electric heating film temperature undying would not decline, to which temperature is controlled in rational model
Within enclosing, Electric radiant Heating Film is set to achieve the effect that automatic frequency-conversion in this way, to save electric energy.
On the basis of the above embodiment, it is preferred that the resistance of the second current-carrying item 6 is the resistance of the first current-carrying item 5
1.5 times, the resistance of third current-carrying item 7 is 1.5 times of the resistance of the second current-carrying item 6.
As shown in Figure 1, on the basis of the above embodiment, control switch includes control box 9 and switch plate 8, control box 9
Connecting valve piece 8, and the aperture of switch plate 8 is controlled, switch plate 8 is connected by different apertures from different current-carrying items, to
Realize variable frequency adjustment.
More specifically, as shown in Figure 1, the both sides of electric membranous layer 4 are disposed with insulating layer 3, shielded layer 2 and protective layer
1；So that frequency conversion Electric radiant Heating Film is integrally protected by the way that protective layer 1 is arranged, extends its service life；Shielded layer 2 is provided with simultaneously
Help prevent from radiating；Insulating layer 3 can improve the safety used.Preferably, insulating layer 3 is Carbon fibe thin plate；Shielded layer 2 is
Electrostatic is electromagnetically shielded aluminium foil；Protective layer 1 is flexible plastic sheet.
As illustrated in fig. 1 and 2, lamination is arranged successively for the first current-carrying item 5, the second current-carrying item 6 and third current-carrying item 7, common cloth
It sets, production and processing cost can be simplified.
As shown in Fig. 2, in order to improve the heating effect of electric membranous layer 4, the first current-carrying item 5, the second current-carrying item 6 and third carry
Flow the serpentine-like setting in electric membranous layer 4 of item 7.
It should be noted that the innovative point of the application is the current-carrying item by the way that three groups of difference resistance sizes are arranged, according to
Actual current needs to switch the connection of different current-carrying items, makes circuital current in a certain range, to control electric heating film for heating
Temperature makes Electric radiant Heating Film itself reach change yupin effect.To without the multiple current detecting points of setting, not have to practical load limiter,
By the switch intelligent link of itself, to make Electric radiant Heating Film itself achieve the effect that frequency conversion.But the tool of electric membranous layer 4 in the application
Body heating principle and its specific internal structure composition, the specific connection relation of each functional layer, the connection type of circuit etc. are suitable
For the prior art, details are not described herein again, those skilled in the art can according to the professional knowledge of itself carry out equivalent replacement and
Selection, for example, in this application, although not illustrating the specific material of the first current-carrying item 5, the second current-carrying item 6 and third current-carrying item 7
Matter or model, those skilled in the art can select the metal current-carrying item that technology is more mature in the field, such as copper foil current-carrying item
Or silver paste current-carrying item.
The foregoing is merely the preferred embodiments of the application, are not intended to limit this application, for the skill of this field
For art personnel, the application can have various modifications and variations.Within the spirit and principles of this application, any made by repair
Change, equivalent replacement, improvement etc., should be included within the protection domain of the application.
Claims (10)
1. a kind of frequency conversion Electric radiant Heating Film, which is characterized in that including electric membranous layer, power supply and control switch, set in the electric membranous layer
It is equipped with the first current-carrying item, the second current-carrying item and third current-carrying item that resistance rises in gradient, the control switch is for by power supply
It is circuit loop to be connected to respectively with the first current-carrying item, the second current-carrying item or third current-carrying item.
2. frequency conversion Electric radiant Heating Film according to claim 1, which is characterized in that the resistance of the second current-carrying item is the first current-carrying
1.5 times of the resistance of item, the resistance of the third current-carrying item are 1.5 times of the resistance of the second current-carrying item.
3. frequency conversion Electric radiant Heating Film according to claim 1, which is characterized in that the control switch includes control box and switch
Piece, the control box connecting valve piece, and the aperture of switch plate is controlled, the switch plate passes through different apertures and different loads
Flow item connection.
4. frequency conversion Electric radiant Heating Film according to claim 1, which is characterized in that the both sides of the electric membranous layer are disposed with absolutely
Edge layer, shielded layer and protective layer.
5. frequency conversion Electric radiant Heating Film according to claim 4, which is characterized in that the insulating layer is Carbon fibe thin plate.
6. frequency conversion Electric radiant Heating Film according to claim 4, which is characterized in that the shielded layer is that electrostatic is electromagnetically shielded aluminium foil.
7. frequency conversion Electric radiant Heating Film according to claim 4, which is characterized in that the protective layer is flexible plastic sheet.
8. frequency conversion Electric radiant Heating Film according to claim 1, which is characterized in that first current-carrying article, the second current-carrying article and
Lamination is arranged three current-carrying items successively.
9. frequency conversion Electric radiant Heating Film according to claim 8, which is characterized in that first current-carrying article, the second current-carrying article and
The serpentine-like setting in electric membranous layer of three current-carrying items.
10. according to claim 1 to 9 any one of them frequency conversion Electric radiant Heating Film, which is characterized in that the first current-carrying item, second
Current-carrying item and third current-carrying item are metal current-carrying item.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820044385.5U CN207692080U (en) | 2018-01-11 | 2018-01-11 | Frequency conversion Electric radiant Heating Film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820044385.5U CN207692080U (en) | 2018-01-11 | 2018-01-11 | Frequency conversion Electric radiant Heating Film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207692080U true CN207692080U (en) | 2018-08-03 |
Family
ID=62991703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820044385.5U Expired - Fee Related CN207692080U (en) | 2018-01-11 | 2018-01-11 | Frequency conversion Electric radiant Heating Film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207692080U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114666925A (en) * | 2022-04-08 | 2022-06-24 | 江苏暖晶科技有限公司 | Amorphous alloy far-infrared heating element and heating belt device |
-
2018
- 2018-01-11 CN CN201820044385.5U patent/CN207692080U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114666925A (en) * | 2022-04-08 | 2022-06-24 | 江苏暖晶科技有限公司 | Amorphous alloy far-infrared heating element and heating belt device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190404 Address after: 065000 Longhe Industrial Park, Anci District, Langfang City, Hebei Province, north side of Long3 Road, south side of No. 2 Road and west side of Heng2 Road (No. 53 Factory Building, Longhe High-tech Zone, Langfang) Patentee after: HEBEI ZHONGXI TECHNOLOGY Co.,Ltd. Address before: 100018 Beijing Chaoyang District Dongba Township Dongxiaojing Industrial Park No. 205 C District 1 2023 Patentee before: BEIJING ZHONGXI TECHNOLOGY Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180803 Termination date: 20220111 |