CN111156575A - Carbon fiber heating device with safety protection - Google Patents
Carbon fiber heating device with safety protection Download PDFInfo
- Publication number
- CN111156575A CN111156575A CN202010107136.8A CN202010107136A CN111156575A CN 111156575 A CN111156575 A CN 111156575A CN 202010107136 A CN202010107136 A CN 202010107136A CN 111156575 A CN111156575 A CN 111156575A
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- Prior art keywords
- wire
- layer
- carbon fiber
- heating
- safety protection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010438 heat treatment Methods 0.000 title claims abstract description 96
- 229920000049 Carbon (fiber) Polymers 0.000 title claims abstract description 55
- 239000004917 carbon fiber Substances 0.000 title claims abstract description 55
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 54
- 239000010410 layer Substances 0.000 claims abstract description 77
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 53
- 229910052802 copper Inorganic materials 0.000 claims abstract description 24
- 239000010949 copper Substances 0.000 claims abstract description 24
- 239000011241 protective layer Substances 0.000 claims abstract description 19
- 229910000831 Steel Inorganic materials 0.000 claims description 47
- 239000010959 steel Substances 0.000 claims description 47
- 238000009413 insulation Methods 0.000 claims description 8
- 239000002344 surface layer Substances 0.000 claims description 7
- 238000004321 preservation Methods 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 239000004020 conductor Substances 0.000 claims 3
- 230000006378 damage Effects 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000006872 improvement Effects 0.000 description 9
- 238000002791 soaking Methods 0.000 description 7
- 230000005611 electricity Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D13/00—Electric heating systems
- F24D13/02—Electric heating systems solely using resistance heating, e.g. underfloor heating
- F24D13/022—Electric heating systems solely using resistance heating, e.g. underfloor heating resistances incorporated in construction elements
- F24D13/024—Electric heating systems solely using resistance heating, e.g. underfloor heating resistances incorporated in construction elements in walls, floors, ceilings
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/02—Details
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/10—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
- H05B3/12—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material
- H05B3/14—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material the material being non-metallic
- H05B3/145—Carbon only, e.g. carbon black, graphite
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
- H05B3/22—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D2200/00—Heat sources or energy sources
- F24D2200/08—Electric heater
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
- H05B2203/026—Heaters specially adapted for floor heating
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Resistance Heating (AREA)
Abstract
The invention provides a carbon fiber heating device with safety protection, which comprises a heating layer and a protective layer which are arranged in a stacked mode, wherein the heating layer comprises heating wires, the protective layer comprises bare copper wires, the projection of each heating wire is intersected with the bare copper wires, and the bare copper wires are connected with zero potential points. The invention has the beneficial effects that: the protective layer is added, leakage protection is realized, and damage to people caused by electric leakage of the heating layer can be avoided.
Description
Technical Field
The invention relates to a heat supply device, in particular to a carbon fiber heat supply device with safety protection.
Background
Traditional carbon fiber heating device lacks safety protection, and it is damaged to have when the carbon fiber heating wire, when taking place the electric leakage, causes harm to the people easily.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a carbon fiber heating device with safety protection.
The invention provides a carbon fiber heating device with safety protection, which comprises a heating layer and a protective layer which are arranged in a stacked mode, wherein the heating layer comprises heating wires, the protective layer comprises bare copper wires, the projection of each heating wire is intersected with the bare copper wires, and the bare copper wires are connected with zero potential points.
As a further improvement of the invention, the bare copper wires are laid in a bow shape.
As a further improvement of the invention, the laying range of the bare copper wire is positioned within the laying range of the heating wire, and the distance between the edge of the bare copper wire and the edge of the heating wire is not more than 0.5 m.
As a further improvement of the invention, the carbon fiber heat supply device further comprises a uniform heating layer, the protective layer is positioned between the heating layer and the uniform heating layer, the uniform heating layer comprises a steel wire mesh, and the bare copper wire is connected with the steel wire mesh.
As a further improvement of the invention, the connecting point of the bare copper wire and the steel wire mesh is hinged by a copper wire.
As a further improvement of the invention, the copper wires are hinged and tightly wound for at least 6 circles, the distance between the connecting points of the adjacent bare copper wires and the steel wire mesh is not more than 3 meters, and the steel wire mesh is a tinned steel wire mesh.
As a further improvement of the invention, the laying range of the steel wire meshes is located outside the laying range of the heating line, the distance between the edge of the steel wire meshes and the edge of the heating line is at least 5cm, the minimum overlapping distance between the adjacent steel wire meshes is 5cm, the meshes of the steel wire meshes are not more than 100mm x 100mm, and the diameter of the steel wires of the steel wire meshes is not less than 1.0 mm.
As a further improvement of the invention, the carbon fiber heat supply device also comprises a surface layer, a heat preservation layer, a reflecting layer, a heat insulation layer and a structural layer, wherein the surface layer, the heat preservation layer, the heating layer, the protective layer, the heat equalizing layer, the reflecting layer, the heat insulation layer and the structural layer are stacked from top to bottom.
As a further improvement of the invention, the heating wire is a carbon fiber heating wire.
As a further improvement of the invention, the carbon fiber heating wire comprises a cold wire and a hot wire, the hot wire is made of carbon fiber materials, the cold wire is a metal conducting wire, the laying distance between the cold wire and the hot wire is not less than 100mm, the turning part of the cold wire and the turning part of the hot wire adopt circular arc transition, and the laying bending radius is not less than 6 times of the wire diameter.
The invention has the beneficial effects that: through the scheme, the protective layer is added, the leakage protection is realized, and the damage to people caused by the leakage of the heating layer can be avoided.
Drawings
Fig. 1 is an overall schematic view of a carbon fiber heating device with safety protection.
Fig. 2 is a schematic diagram of a connection point of a bare copper wire and a steel wire mesh of the carbon fiber heating device with safety protection.
Fig. 3 is a laying diagram of a bare copper wire of a carbon fiber heating device with safety protection.
Fig. 4 is a schematic diagram of a heating layer and a protective layer of a carbon fiber heating device with safety protection.
Fig. 5 is a schematic view of a heating layer of the carbon fiber heating device with safety protection.
Detailed Description
The invention is further described with reference to the following description and embodiments in conjunction with the accompanying drawings.
As shown in fig. 1 to 5, a carbon fiber heating device with safety protection comprises a heating layer 3 and a protective layer 4 which are arranged in a stacked manner, wherein the heating layer 3 comprises heating wires 31, the heating wires 31 are preferably carbon fiber heating wires, the protective layer 4 comprises bare copper wires 41, the projection of each heating wire 31 intersects with the bare copper wires 41, and the bare copper wires 41 are connected with a zero potential point 43.
As shown in fig. 1 to 5, the bare copper wires 41 are laid in a zigzag shape.
As shown in fig. 1 to 5, the laying range of the bare copper wire 41 is within the laying range of the heat-generating wire 31, and the distance from the edge of the bare copper wire 41 to the edge of the heat-generating wire 31 is not more than 0.5 m.
As shown in fig. 1 to 5, the carbon fiber heat supply device further includes a uniform heating layer 5, the protective layer 4 is located between the heating layer 3 and the uniform heating layer 5, the uniform heating layer 5 includes a steel wire mesh 51, the steel wire mesh 51 is preferably a tin-plated steel wire mesh, and the bare copper wire 41 is connected to the steel wire mesh 51.
As shown in fig. 1 to 5, the connection point of the bare copper wire 41 and the steel wire mesh 51 is hinged by a copper wire 42.
As shown in fig. 1 to 5, the distance between the connection points of the adjacent bare copper wires 41 and the steel wire mesh 51 is not more than 3 meters.
As shown in fig. 1 to 5, the laying range of the steel wire mesh 51 is located outside the laying range of the heat-generating wire 31.
As shown in fig. 1 to 5, the carbon fiber heating device further includes a surface layer 1, a heat preservation layer 2, a reflection layer 6, a heat insulation layer 7 and a structural layer 8, wherein the surface layer 1, the heat preservation layer 2, the heating layer 3, the protective layer 4, the uniform heat layer 5, the reflection layer 6, the heat insulation layer 7 and the structural layer 8 are stacked from top to bottom.
As shown in fig. 1 to 5, the structural layer 8 is a floor (floor slab) and is a main body for carrying and laying the carbon fiber heating element.
As shown in fig. 1 to 5, the heat insulating layer 7 is laid on the ground, and a foamed plastic plate or foamed cement is generally used to reduce the heat absorption of the ground or the floor slab. The ground, which is in direct contact with the soil or is impregnated with humid air, should be provided with a moisture barrier before the insulating layer 7.
As shown in fig. 1 to 5, the reflective layer 6 is disposed on the heat insulating layer 7, and generally, aluminum foil reflective paper is used to reflect heat generated from the carbon fiber wire into the room, thereby having refraction, heat insulation, moisture protection, sound insulation, and fire protection effects. The lower layer of extruded sheet is not allowed to be exposed by lapping the aluminum foil reflecting paper, the laying range must exceed 15cm of the outermost heating line, and after laying is finished, adhesive tape or line cards are applied for uninterrupted fixing.
As shown in fig. 1 to 5, the heat equalizing layer 5 is laid on the reflective layer 6, and generally a tin-plated steel wire mesh is adopted, wherein the mesh of the steel wire mesh should not be larger than 100mm × 100mm, and the diameter of the steel wire should not be smaller than 1.0 mm. Laying steel wire meshes (50 x 50) in a heating room, wherein the steel wire meshes should exceed 5cm of the outermost heating wire, the steel wire meshes 51 are overlapped by 5cm at least, the laying of the steel wire meshes 51 should be smooth and neat without folds, and the steel wire meshes 51 are fixed by a wire clamp after the laying is finished, the steel wire meshes 51 uniformly heat the whole ground by heat generated by the carbon fiber heating wire, so that the heating is more suitable, the soaking layer 5 also has the function of conducting leakage current, the steel wire meshes 51 of the soaking layer 5 can also lead the leakage point of the heating layer 3 to the bare copper wire 41 of the protective layer 4, and the soaking layer 5 has the functions of soaking and current conduction at the same time.
As shown in FIGS. 1 to 5, the protective layer 4 is formed of a 2.5mm strip2The bare copper wires 41 are connected and conducted with the steel wire mesh 31 of the soaking layer 5, the bare copper wires 41 are in a bow shape, so that the bare copper wires 41 are required to be arranged below each heating wire 31, the distance between the end points 45 and the top points 44 of the bare copper wires 41 and the edge of the heating wire 31 is not more than 0.5 m, and the end points of the bare copper wires 41 are connected with a zero potential point 43 of a room.
As shown in fig. 1 to 5, a bare copper wire 41 must be arranged under each carbon fiber heating wire, the distance between the connection points of the bare copper wire 41 and the steel wire mesh 51 is not more than 3 m and not less than two connection points per heating area, the distance between the end point 45 and the vertex 44 of the bare copper wire 41 and the edge of the heating wire 31 is not more than 0.5 m, and the connection points are in the form of copper wire hinges 42 (tightly wound not less than 6 circles, see fig. 2).
As shown in fig. 1 to 5, the bare copper wire 41 has good electrical conductivity, thermal conductivity and corrosion resistance, and is laid between the steel wire mesh 51 and the carbon fiber heating wire, when the carbon fiber heating wire is damaged and leaks electricity, the damaged point contacts with the steel wire mesh 51 to conduct current, the steel wire mesh 51 is connected with the bare copper wire 41, and the bare copper wire 41 is connected with the zero potential point 43, i.e., there is no potential difference or resistance in the whole circuit, and there is no harm to people.
As shown in fig. 1 to 5, a bare copper wire 41 is installed between the soaking layer 5 and the heating layer 3, the soaking layer 5 is made of metal, and the heating layer 3 is an electrified device. The bare copper wire 41 is installed between two dangerous layers which can break down, so that accidents are greatly avoided.
As shown in fig. 1 to 5, the bare copper wires 41 of the shield layer 4 are under the carbon fiber heater wire, and have the function of decomposing the gravity of the carbon fiber heater wire, so that the gravity of the carbon fiber heater wire is more uniformly dispersed.
As shown in fig. 1 to 5, the protective layer 4 adopts the principle of equipotential connection, and if the carbon fiber heating wire is damaged and leaks electricity, the voltage difference between the leakage part and the conductive part after equipotential connection is zero, so as to prevent the human body from being shocked by electricity and prevent electrical fire, and simultaneously, the anti-electromagnetic interference of the electronic equipment is avoided, so that the carbon fiber heating device is safer.
As shown in fig. 1 to 5, the heating layer 3 is mainly composed of a carbon fiber heating wire, and is a heat source of a carbon fiber heating system. The carbon fiber heating wire is divided into a cold wire 32 and a hot wire 33, the hot wire 32 is made of carbon fiber and is a heating source of a system, the cold wire 33 is a metal conducting wire and plays a role in conducting and transmitting electricity, the laying distance of the hot wires connected with the cold wire 33 and the hot wire 32 is not smaller than 100mm (minimum 7.5 cm), the wires are straight and do not bend, and the turning positions are uniformly in arc transition (the bending radius is not smaller than 6 times of the wire diameter, the distance of the cold wires and the hot wires with the maximum wire clamping distance of 30 cm. is not smaller than 20cm, so that the wires cannot be bent, the main wires are prevented from being lapped, and particularly the main wires are prevented from lapping.
As shown in fig. 1 to 5, the heat-insulating layer 2 is made of heat-insulating material for leveling the ground, and the heat-insulating layer can promote the radiation emission of heat, effectively utilize heat energy, reduce heat loss and greatly reduce heat supply cost.
As shown in fig. 1 to 5, the surface layer 1 is a finishing material for the floor of a building.
The carbon fiber heat supply device with the safety protection function provided by the invention has the advantages that the safety of a carbon fiber heat supply product is improved, and electric leakage accidents caused by damage of carbon fibers and potential safety hazards caused by long-term aging of a circuit in a construction process or a use process are prevented.
The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.
Claims (10)
1. The utility model provides a carbon fiber heating device with safety protection which characterized in that: the heating layer and the protective layer that set up including the range upon range of, the heating layer includes the heating wire, the protective layer includes naked copper conductor, each the projection of heating wire all with naked copper conductor is crossing, naked copper conductor connects the zero potential point.
2. The carbon fiber heating device with safety protection as claimed in claim 1, wherein: the bare copper wires are laid in a bow shape.
3. The carbon fiber heating device with safety protection as claimed in claim 1, wherein: the laying range of the bare copper wire is within the laying range of the heating wire, and the distance between the edge of the bare copper wire and the edge of the heating wire is not more than 0.5 m.
4. The carbon fiber heating device with safety protection as claimed in claim 1, wherein: the carbon fiber heat supply device further comprises a heat equalizing layer, the protective layer is located between the heating layer and the heat equalizing layer, the heat equalizing layer comprises a steel wire mesh, and the bare copper wire is connected with the steel wire mesh.
5. The carbon fiber heating device with safety protection as claimed in claim 4, wherein: and the connecting point of the bare copper wire and the steel wire mesh is hinged by a copper wire.
6. The carbon fiber heating device with safety protection as claimed in claim 5, wherein: the copper wire is hinged to be tightly wound for at least 6 circles, the distance between the bare copper wire and the connection point of the steel wire mesh is not more than 3 meters, and the steel wire mesh is a tinned steel wire mesh.
7. The carbon fiber heating device with safety protection as claimed in claim 4, wherein: the laying range of the steel wire meshes is located outside the laying range of the heating wire, the distance between the edge of each steel wire mesh and the edge of the heating wire is at least 5cm, the adjacent steel wire meshes are overlapped by at least 5cm, the meshes of the steel wire meshes are not more than 100mm multiplied by 100mm, and the diameter of steel wires of the steel wire meshes is not less than 1.0 mm.
8. The carbon fiber heating device with safety protection as claimed in claim 4, wherein: the carbon fiber heating device is characterized by further comprising a surface layer, a heat preservation layer, a reflection layer, a heat insulation layer and a structural layer, wherein the surface layer, the heat preservation layer, the heating layer, the protection layer, the heat equalization layer, the reflection layer, the heat insulation layer and the structural layer are arranged from top to bottom in a stacked mode.
9. The carbon fiber heating device with safety protection as claimed in claim 1, wherein: the heating wire is a carbon fiber heating wire.
10. The carbon fiber heating apparatus with safety protection as claimed in claim 9, wherein: the carbon fiber heating wire comprises a cold wire and a hot wire, the hot wire is made of carbon fiber materials, the cold wire is a metal conducting wire, the laying distance between the cold wire and the hot wire is not less than 100mm, the turning positions of the cold wire and the hot wire are in arc transition, and the laying bending radius is not less than 6 times of the wire diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010107136.8A CN111156575A (en) | 2020-02-21 | 2020-02-21 | Carbon fiber heating device with safety protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010107136.8A CN111156575A (en) | 2020-02-21 | 2020-02-21 | Carbon fiber heating device with safety protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111156575A true CN111156575A (en) | 2020-05-15 |
Family
ID=70566024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010107136.8A Pending CN111156575A (en) | 2020-02-21 | 2020-02-21 | Carbon fiber heating device with safety protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111156575A (en) |
-
2020
- 2020-02-21 CN CN202010107136.8A patent/CN111156575A/en active Pending
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