CN208337920U - A kind of heating wire and electric calorifie installation - Google Patents
A kind of heating wire and electric calorifie installation Download PDFInfo
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- CN208337920U CN208337920U CN201820659864.8U CN201820659864U CN208337920U CN 208337920 U CN208337920 U CN 208337920U CN 201820659864 U CN201820659864 U CN 201820659864U CN 208337920 U CN208337920 U CN 208337920U
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Abstract
The utility model discloses a kind of heating wire and electric calorifie installation, the heating wire includes wire body, and the wire body includes: magnetic core；Coat the elastic insulator of the magnetic core；Wherein, the layer of the elastic insulator has the pipeline around the magnetic core in the shape of a spiral in vivo；The liquid metal being poured in the pipeline.The utility model improves the electrothermal efficiency of heating wire by the electromagnetic heating structure in wire rod；In addition, preparing heating wire by liquid metal and elastic insulator, heating wire is made to have tensile property, is suitable for use/installation requirements of different dimensions lengths.
Description
Technical field
The utility model belongs to electromagnetic heating technique field more particularly to a kind of heating wire and electric calorifie installation.
Background technique
Heating wire also known as line with heating function, as its name suggests, the conducting wire to be generated heat after being just switched on using the fuel factor of electric current.Type
Very much, resistive conductor, resistance wire are referred to as in the physics on basis.Mainly there are nichrome wire, constantan wire, carbon according to conductor point
Fiber etc..It is divided into silica gel, pvc, Teflon, glass fibre etc. again according to insulator.
Mainly there are internal glass fibre and external insulation silica gel in the multilayered structure of existing heating wire, resistance wire twines
Around on the glass fibers, resistance wire and extraneous electric isolution are made by the silica gel that insulate, and generate resistance wire by the silica gel that insulate
Thermal energy is transmitted to the outside of heating wire.
Above-mentioned heating wire uses traditional resistance heating manner, and electrothermal efficiency is lower；In addition, although heating wire can be one
Determine bending in degree, but cannot achieve the construction stretch of length direction, when actual demand length is greater than the length of heating wire, electricity
Hot line is unable to satisfy user demand；When actual demand length is less than the length of heating wire, extra wire body causes integrated beauty
Feel poor or is placed without space.
Utility model content
In view of this, a purpose of the utility model is to propose a kind of heating wire, to solve heating wire in the prior art
The lower problem of electrothermal efficiency.
In some illustrative embodiments, the heating wire, including wire body, the wire body include: magnetic core；Coat the magnetic
The elastic insulator of core；Wherein, the layer of the elastic insulator has the pipeline around the magnetic core in the shape of a spiral in vivo；Perfusion
Liquid metal in the pipeline.
In some optionally embodiments, the elastic insulator is that at least double-layer structure, interlayer are bonded to each other；The pipe
Road between the layer that is bonded to each other by cooperatively forming.
In some optionally embodiments, in at least double-layer structure of the elastic insulator at least exist one layer to every
From the magnetic core and the liquid metal.
In some optionally embodiments, positioned at the liquid metal in at least double-layer structure of the elastic insulator
At least there is an interlayer structure in outer layer and is provided with curtain coating.
In some optionally embodiments, the heating wire, further includes: two connector lugs positioned at the wire body both ends；
Wherein, two connector lugs are electrically connected with the liquid metal of the different location in the pipeline respectively.
In some optionally embodiments, the connector lug includes:
In some optionally embodiments, the outer connecting parts have contact pin structure or inserting slot construction.
In some optionally embodiments, connector lug described in the elastic insulating layer covered section.
In some optionally embodiments, the magnetic core is the liquid metal for being mixed with magnetisable material.
In some optionally embodiments, the elastic insulating layer is coated on the outer wall of the magnetic core；The heating wire,
It include: the insulator spacer contacted to obstruct magnetic core with connector lug.
The another object of the utility model is to propose a kind of electric calorifie installation, to solve problems of the prior art.
In some illustrative embodiments, the electric calorifie installation, comprising: above-mentioned heating wire or by least two above-mentioned electric heating
The heating wire group that line is constituted；The heating wire or heating wire group are in planar structure or stereoeffect.
Compared with prior art, the utility model has the advantage that
1. the utility model improves the electrothermal efficiency of heating wire by the electromagnetic heating structure in wire rod；
2. the utility model prepares heating wire using liquid metal and elastic insulator, heating wire is made to have tensile property,
It is suitable for use/installation requirements of different dimensions lengths.
Detailed description of the invention
Fig. 1 is the partial exterior view of heating wire in the utility model embodiment；
Fig. 2 is the structural schematic diagram of heating wire wire body in the utility model embodiment；
Fig. 3 is the sectional view of heating wire wire body in the utility model embodiment；
Fig. 4 is pipeline formation basic theory schematic diagram in the utility model embodiment elastic non-conductive body；
Fig. 5 is the structural schematic diagram of the utility model embodiment elastic non-conductive body；
Fig. 6 is the structural schematic diagram of the utility model embodiment elastic non-conductive body；
Fig. 7 is the structural schematic diagram of the utility model embodiment elastic non-conductive body；
Fig. 8 is the structural schematic diagram of partial line body in the utility model embodiment；
Fig. 9 is the structural schematic diagram of connector lug in the utility model embodiment；
Figure 10 is the structural schematic diagram of heating wire in the utility model embodiment.
Specific embodiment
The following description and drawings fully show the specific embodiment of the utility model, so that those skilled in the art
Them can be practiced.Other embodiments may include structure, logic, it is electrical, process and other change.It is real
It applies example and only represents possible variation.Unless explicitly requested, otherwise individual components and functionality is sequence that is optional, and operating
It can change.The part of some embodiments and feature can be included in or replace part and the feature of other embodiments.
The range of the embodiments of the present invention includes that the entire scope of claims and all of claims can get
Equivalent.Herein, these embodiments of the utility model individually or generally can be used term " utility model "
It indicates, this is not meant to automatically to limit just for the sake of convenient, and if in fact disclosing the utility model more than one
The range for making the application is that any single utility model or utility model are conceived.
In the utility model embodiment, elasticity refers to object, and deformation occurs under external force, object after external force revocation
The property of the original size and shape of physical efficiency recovery.Insulation refers to electrical isolation.
Fig. 1-3 is please referred to, Fig. 1-3 shows the structural schematic diagram of heating wire in the utility model embodiment.
Heating wire 1000 includes wire body 100 and the end of a thread 200 positioned at wire body both ends.Wire body 100 includes magnetic core 101, cladding
The elastic insulator 102 of the magnetic core 101；Wherein, the layer of the elastic insulator 102 has in the shape of a spiral in vivo around described
The pipeline 103 of magnetic core；The liquid metal 104 being poured in the pipeline 103.
The utility model is by the heating wire in tube wire using electromagnetic heating structure fabrication, compared to traditional resistance
Heating method, the electrothermal efficiency of heating wire have obtained biggish promotion.
The magnetic core of flexible material production can be used in magnetic core 101.In the utility model embodiment, magnetism is can be selected in flexible magnetic core
Slurry, the mobility of magnetic slurry allow slurry with the stretching of resilient support, bending, extruding and deform.Liquid metal is one
Under fixed condition, mobility is higher than water, and density is higher, makes magnetic liquid using liquid metal mictomagnetism particulate matter
Slurry, and be easier to uniformly mix between magnetic-particle substance and liquid metal, it is formed by liquid metal and magnetic-particle substance
Magnetic core magnetic overall performance it is uniform.
Iron powder, nickel powder, cobalt powder, ferriferous oxide (such as γ-Fe can be selected in magnetic-particle substance2O3、Fe3O4), nickel oxidation
Object, cobalt/cobalt oxide and Nd-Fe-B powder；10nm-50um range can be selected in the partial size of magnetic-particle substance.
Liquid metal in the utility model embodiment can refer to fusing point in 300 degrees Celsius of low-melting-point metals below or
Alloy, ingredient include in gallium, indium, tin, zinc, bismuth, lead, cadmium, mercury, sodium, potassium, magnesium, aluminium, iron, cobalt, manganese, titanium, vanadium, boron, carbon, silicon etc.
It is one or more, form can be metal simple-substance, alloy, is also possible to metal nanoparticle with fluid dispersion and mixes shape
At electrical-conductive nanometer fluid.
Specifically, the liquid metal includes mercury, gallium, indium, tin simple substance, gallium-indium alloy, gallium-indium-tin alloy, the conjunction of gallium tin
Gold, gallium kirsite, gallium indium kirsite, gallium red brass, gallium indium red brass, gallium tin cadmium alloy, gallium Zn-Cd alloy, bismuth indium close
Gold, bismuth tin alloy, bismuth indium stannum alloy, bismuth indium kirsite, bismuth red brass, bismuth indium red brass, leypewter, gun-metal,
One or more of tin pltine, Tin Silver Copper Alloy, bismuth terne metal.
In some embodiments, the liquid metal that fusing point is not higher than 30 degree, the liquid of this melting range can be selected in liquid metal
Phase metal can keep liquid condition at normal temperature, be not easy to solidify at normal temperature.Preferably, liquid metal is gallium-indium alloy, is matched
Than for 75.5% gallium and 24.5% indium, alloy melting point be 10.5 degree.Gallium-indium alloy under the proportion is just protected at normal temperature
It holds as liquid condition, and its 10.5 degree fusing point can make it at normal temperature and have the mobility higher than water.
The liquid metal and in elastic insulator internal pipeline, shape of composition magnetic core in the utility model embodiment
Same composition, the liquid metal of proportion can be selected at the liquid metal of wire coil, the liquid of different component, proportion can also be selected
Phase metal.Component, the proportion for constituting the liquid metal of magnetic core, are partial to that magnetic core is made to have good magnetic conductivity；In elastic exhausted
Component, the proportion of liquid metal in edge body internal pipeline, forming wire coil, are partial to make wire coil with good
Electric conductivity.
In some embodiments, polytetrafluoroethylene (PTFE), polytrifluorochloroethylene, ethylene and trifluoro can be selected in elastic insulator 102
It is vinyl chloride copolymer, Kynoar, ethylene-tetrafluoroethylene copolymer, perfluoroalkyl vinyl ether and TFE copolymer, fluorine-containing
Polyimides, silicon rubber, fluorine silicone rubber, roc silicon rubber, perfluoropolyether, soft polyurathamc, foamable polystyrene, silicon gas
Gel, perfluoroethylene-propylene, fluorine-containing poly- hydridization siloxanes, fluorinated polyurethane elastomer, vinylidene and chlorotrifluoroethylene copolymerization
Object, copolymer from vinylidene fluoride and hexafluoropropylene, tetrafluoroethene and hydrocarbon propylene copolymer, perfluoropolyether rubber, tetrafluoroethene-are complete
The materials such as methyl fluoride vinyl ether co-polymer.
The heating wire being made of in the utility model embodiment flexible magnetic core, elastomer and flexible metal route, can be whole
The level of stretch for realizing 20%-50% can be by stretching heating wire to meet when actual demand size is greater than electric heating linear dimension
Actual demand improves the adaptability of heating wire installed and used.
The elastic insulator 102 is that at least double-layer structure, interlayer are bonded to each other；The pipeline 103 is by being bonded to each other
It is cooperatively formed between layer.Different bullets can be selected in the elastic insulator elastic non-conductive layer of multilayer in the utility model embodiment
Property or flexible material production, but wherein at least have one layer of elastic insulating layer using elastic material, can make elastic insulator that there is bullet
Property property.The formation of the pipeline such as Fig. 4 is offered consistent with 103 structure of pipeline on the surface of an elastic insulating layer 102a
Groove, the closed formation pipeline 103 of opening of groove is made by the fitting of another elastic insulating layer 102b；Another example is: mutually pasting
The surface of the elastic insulating layer of conjunction offers the opposite groove in position, after two elastic insulating layers are bonded to each other, forms pipeline；
In other modes, the pipeline is also possible to be formed in the way of extruding.
In the utility model some embodiments, elastic insulated internal pipeline can be integrated, such as by molten
The pipeline configuration that the mode of solution mold is directly formed in elastic insulator.
At least there is one layer of structure (102a or 102c) to be isolated such as Fig. 5-6, in the multilayered structure of elastic insulator 102
The magnetic core 101 and the liquid metal 104 for constituting wire coil.Such as elastic insulator 102 be 2 layers of structure when, it is close
The layer body 102a of the layer of magnetic core is to be isolated magnetic core and liquid metal, and the pipeline is then between the layer and another layer.It is elastic exhausted
Edge body 102 be 3 layers and 3 layers with superstructure when, close to magnetic core layer layer body 102c magnetic core and liquid metal is isolated, institute
Stating pipeline may be provided between the second layer and third layer far from magnetic core or between higher.
As Fig. 7 is located at the liquid metal in some embodiments in the multilayered structure of the elastic insulator 102
At least there is an interlayer structure in outer layer and is provided with curtain coating 102d.Such as elastic insulator 102 be 3-tier architecture when,
It is gradually distance from the first layer, the second layer, third layer of magnetic core 101, wherein pipeline is formed between first layer and the second layer and liquid phase is perfused
Metal 104 coats shielding coating 102d between the second layer and third layer.
In some embodiments, each layer structure in elastic insulator 102 be according to its layer of relationship, can be used different function,
The material of property；Wherein, should have an elastic, heat-resisting, insulating property (properties) to coat the layer of magnetic core, for example, silicon rubber, fluorine silicone rubber,
Roc silicon rubber or perfluoropolyether etc.；Layer to form pipeline should have heat-resisting, insulating property (properties), such as contain the soft of fire retardant
Polyurathamc, the foamable polystyrene containing fire retardant or silica aerogel etc.；Layer to coat shielding coating should have
Heat-resisting, insulating property (properties) and coating surface adhesion with higher, such as perfluoroethylene-propylene, fluorine-containing poly- hydridization siloxanes, contain
Fluoride polyurethane elastomer, vinylidene and chlorotrifluoroethylene, copolymer from vinylidene fluoride and hexafluoropropylene, tetrafluoroethene and
Hydrocarbon propylene copolymer, perfluoropolyether rubber, tetrafluoroethylene-perfluoro methyl vinyl ether copolymer etc.；Positioned at elastic insulator
Outermost layer should have heat-resisting, insulation, wear-resisting property, such as perfluoroethylene-propylene, fluorine-containing poly- hydridization siloxanes, fluorine-containing poly- ammonia
Ester elastomer, vinylidene and chlorotrifluoroethylene, copolymer from vinylidene fluoride and hexafluoropropylene, tetrafluoroethene and hydrocarbon third
Alkene copolymer, perfluoropolyether rubber, tetrafluoroethylene-perfluoro methyl vinyl ether copolymer etc..
Such as Fig. 8, in some embodiments, elastic insulator 102 is coated on the outer wall of magnetic core 101, i.e. elastic insulator 102
For tubular structure, it is provided with insulator spacer 105 at the nozzle of two sides, magnetic core 102 and foreign current is isolated.It is dielectrically separated from
Polytetrafluoroethylene (PTFE), polytrifluorochloroethylene, ethylene and chlorotrifluoroethylene, Kynoar, ethylene-four can be used in part 105
Fluoride copolymers, perfluoroalkyl vinyl ether and TFE copolymer, fluorinated polyimide etc..In some embodiments, magnetic core
101 for magnetic slurry when, insulator spacer 105 is also used to the two sides nozzle of sealed elastic insulator.
In some embodiments, when elastic insulator 102 is multilayered structure, most inner side layer is coated on the outer wall of magnetic core 101
On, outer layer coats insulator spacer 105 and most inner side layer simultaneously.
Such as Fig. 9, the end of wire body 100 is arranged in connector lug 200, the one end being fixed in wire body and the intracorporal composition of line
The liquid metal of wire coil contacts (electrical connection), and one end far from wire body is to connect power supply, other connector lugs or other
Conductive structure.
Connector lug 200 in the utility model embodiment includes mutually conductive interior connecting parts 201 and outer connecting parts 202；
The interior connecting parts 201 contact (electrical connection) with the liquid metal at pipeline nozzle；The outer connecting parts 202 to
External power supply, other connector lugs or the connection of other conductive structures.Wherein, interior connecting parts 201 and outer connecting parts 202 are conduction material
Matter.In some embodiments, interior connecting parts 201 and outer connecting parts 202 are connected by the interconnecting piece 203 of conductive material, and three can
To be integral structure, it is also possible to the mutual conductive structure by constituting after assembling.
Interior connecting parts 201 can be a conducting wire, can also with blade contact, with the arc-shaped contact or circle of corresponding radian
Cyclic annular contact.Interior connecting parts 201 can be designed according to the contact area (pipeline orifice configuration) of liquid metal corresponding shape and
Size, interior 201 one side of connecting parts contact mutual conduction with liquid metal, on the other hand block nozzle and liquid metal is kept to be in
In pipeline.
Outer connecting parts 202 can using being arbitrarily easily installed the conductive material of shape, such as conducting wire, with thread surface
Metal stud and contact pin and inserting slot construction.
In some embodiments, the interior connecting parts 201 of connector lug 200 are encapsulated in elastic insulator 102, outer connecting parts
202 are exposed to the outside of elastic insulator 102, to external connection.
In some embodiments, the interconnecting piece 203 of connecting parts 201 and outer connecting parts 202 is circle in connecting on connector lug 200
Shape laminated structure, interior connecting parts 201 are arranged in the edge of interconnecting piece 203 and perpendicular to the end faces of interconnecting piece 203, exhausted with elasticity
Pipeline nozzle in edge body 102 is opposite, connects with the liquid metal that nozzle goes out；Outer connecting parts 202 are then arranged in interconnecting piece
203 on the end face of interior 201 opposite direction of connecting parts.In the multilayered structure of elastic insulator 102 one layer of structure coat its internal layer,
And interconnecting piece 203 and interior connecting parts 201 on connector lug 200.
In another embodiment, interconnecting piece 203 is the tubular structure of single side sealing, and nozzle is socketed on the inside of elastic insulator
The end of layer, the edge of nozzle is arranged in interior connecting parts 201, opposite with 103 nozzle of pipeline, the liquid metal gone out with nozzle
104 connect；The outer layer of elastic insulator coats la m, interconnecting piece 203 and interior connecting parts 201 on connector lug 200.
Figure 10 is please referred to, the invention also discloses a preferred embodiment of heating wire, includes: in the embodiment
The elastic insulating layer 6 of tubular structure；Make in the socket of elastic insulating layer 6 filled with the liquid metal for being mixed with magnetic-particle substance
For magnetic core 7；The both ends port of elastic insulating layer 6 passes through an insulator spacer 3 respectively and seals；On the outer wall of elastic insulating layer 7
With helical groove, one end of the own elasticity insulating layer of groove extends to the other end, is filled with liquid metal 5 in groove；Two
A connector lug is separately positioned on the two sides of elastic insulating layer 6, and interconnecting piece 2 is fitted in the outer end face of insulator spacer 3 thereon, is inscribed
It refutes part 4 and is directed toward groove notch, contacted with the liquid metal 5 at notch, outer connecting parts 1 are metal stud；Positioned at elastic insulating layer 6
The elastic insulated flame-retardant layer 8 of outer layer, elastic insulated flame-retardant layer 8 coat the interconnecting piece 2 and interior connecting parts 4 and elasticity of connector lug
The outer wall and the groove on outer wall of insulating layer 6 make groove form tubular structure；It is coated on the inner sheath of elastic insulated flame-retardant layer 8
9；Coated in the curtain coating 10 on 9 outer wall of inner sheath；Coat the oversheath 11 of curtain coating 10；Connector lug in the embodiment
Two outer connecting parts are respectively contact pin and slot.
The utility model based on the above embodiment in heating wire 1000, it is also proposed that a kind of electric calorifie installation, comprising: above-mentioned
Heating wire in embodiment or the heating wire group being made of at least two heating wires；The heating wire or heating wire group are in flat
Face structure or stereoeffect.Wherein, two and more than two heating wires can be and work independently from each other, and be also possible to lead to
Cross the integral co-operation of connector lug splicing.
It should also be appreciated by one skilled in the art that various illustrative logical boxs, mould in conjunction with the embodiments herein description
Electronic hardware, computer software or combinations thereof may be implemented into block, circuit and algorithm steps.In order to clearly demonstrate hardware and
Interchangeability between software surrounds its function to various illustrative components, frame, module, circuit and step above and carries out
It is generally described.Hardware is implemented as this function and is also implemented as software, depends on specific application and to entire
The design constraint that system is applied.Those skilled in the art can be directed to each specific application, be realized in a manner of flexible
Described function, still, this realization decision should not be construed as a departure from the scope of protection of this disclosure.
Claims (11)
1. a kind of heating wire, including wire body, which is characterized in that the wire body includes:
Magnetic core；
Coat the elastic insulator of the magnetic core；Wherein, the layer of the elastic insulator has in the shape of a spiral in vivo around described
The pipeline of magnetic core；
The liquid metal being poured in the pipeline.
2. heating wire according to claim 1, which is characterized in that the elastic insulator is at least double-layer structure, interlayer
It is bonded to each other；
The pipeline between the layer that is bonded to each other by cooperatively forming.
3. heating wire according to claim 2, which is characterized in that in at least double-layer structure of the elastic insulator at least
There are one layer the magnetic core and the liquid metal is isolated.
4. heating wire according to claim 2, which is characterized in that be located in at least double-layer structure of the elastic insulator
At least there is an interlayer structure in the outer layer of the liquid metal and is provided with curtain coating.
5. heating wire according to claim 1, which is characterized in that further include:
Two connector lugs positioned at the wire body both ends；
Wherein, two connector lugs are electrically connected with the liquid metal of the different location in the pipeline respectively.
6. heating wire according to claim 5, which is characterized in that the connector lug, comprising:
Mutually conductive interior connecting parts and outer connecting parts；
The interior connecting parts are electrically connected with the liquid metal；
The outer connecting parts are to external connection.
7. heating wire according to claim 6, which is characterized in that the outer connecting parts have contact pin structure or slot knot
Structure.
8. heating wire according to claim 5, which is characterized in that connector lug described in the elastic insulating layer covered section.
9. heating wire according to claim 1, which is characterized in that the magnetic core is the liquid phase gold for being mixed with magnetisable material
Belong to.
10. heating wire according to claim 1, which is characterized in that the elastic insulating layer is coated on the outer of the magnetic core
On wall；
The heating wire, further includes:
The insulator spacer contacted to obstruct magnetic core with connector lug.
11. a kind of electric calorifie installation characterized by comprising such as the described in any item heating wires of claim 1-10 or by least
The heating wire group that two heating wires are constituted；
The heating wire or heating wire group are in planar structure or stereoeffect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201820659864.8U CN208337920U (en) | 2018-05-04 | 2018-05-04 | A kind of heating wire and electric calorifie installation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820659864.8U CN208337920U (en) | 2018-05-04 | 2018-05-04 | A kind of heating wire and electric calorifie installation |
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| Publication Number | Publication Date |
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| CN208337920U true CN208337920U (en) | 2019-01-04 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108601124A (en) * | 2018-05-04 | 2018-09-28 | 北京梦之墨科技有限公司 | A kind of heating wire and electric calorifie installation |
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2018
- 2018-05-04 CN CN201820659864.8U patent/CN208337920U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108601124A (en) * | 2018-05-04 | 2018-09-28 | 北京梦之墨科技有限公司 | A kind of heating wire and electric calorifie installation |
| CN108601124B (en) * | 2018-05-04 | 2024-05-03 | 北京梦之墨科技有限公司 | Electric heating wire and electric heating device |
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