Low leakage current's electric heat membrane
Technical Field
The utility model relates to an electric heat membrane technical field specifically is a low leakage current's electric heat membrane.
Background
The electrothermal film is the most important component in an electric floor heating system, and directly determines the safety performance and the application effect of the system. Because the electric floor heating system with the electric heating film is in long-term direct contact with a human body, the electric heating film for floor heating has stricter requirements from the safety perspective, and particularly enough attention needs to be paid to the problem of leakage current; the current electric heat membrane is mated formation mainly is through increasing electric heat membrane thickness, perhaps sets up the current absorption layer of revealing on the electric heat membrane and solves prior art problem. Either of the above methods greatly increases the installation and manufacturing costs.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a low leakage current's electric heat membrane to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a low leakage current's electric heat membrane, includes polyester film, the carbon thick liquid and the electrically conductive printing ink generate heat, first current-carrying copper bar is installed on the inboard top of polyester film, and first electrically conductive silver thick liquid is installed to first current-carrying copper bar bottom, and the carbon thick liquid that generates heat is installed to first electrically conductive silver thick liquid bottom, and the carbon thick liquid side-mounting that generates heat has electrically conductive printing ink, generates heat and is equipped with insulating space between carbon thick liquid and the electrically conductive printing ink, and the electrically conductive silver thick liquid of second is connected to the carbon thick liquid bottom that generates heat, and second current-carrying copper bar is installed to the electrically conductive silver.
As a further aspect of the present invention: the upper end and the lower end of the heating carbon paste are connected with the first conductive silver paste and the second conductive silver paste, the upper end of the conductive printing ink is connected with the first conductive silver paste, and the bottom end of the conductive printing ink is not contacted with the second conductive silver paste.
As a further aspect of the present invention: the heating carbon paste and the conductive ink are parallel to each other, and the heating carbon paste and the conductive ink are provided with a plurality of conductive ink layers and are arranged between the first conductive silver paste and the second conductive silver paste.
As a further aspect of the present invention: the upper end of the first current-carrying copper bar is provided with a polyester film, and the EVA adhesive bottom end is also provided with a polyester film.
As a further aspect of the present invention: and a first electrode is arranged on the first current-carrying copper strip and connected with a zero line, a second electrode is arranged on the second current-carrying copper strip and connected with a live wire.
Compared with the prior art, the beneficial effects of the utility model are that:
a first current-carrying copper bar and first conductive silver paste in a low-leakage-current electric heating film form a zero line conductive circuit, heating carbon paste is a heating circuit, and a first distributed capacitor is generated between the zero line conductive circuit and the heating circuit and simultaneously absorbs displacement electrons brought by current movement; the second distributed capacitance is formed with the ground or closest conductor after absorption of the displacement electrons, and the third distributed capacitance is formed with the ground or closest conductor by the distributed capacitance and the heat generating circuit.
Electrons will move again among the three capacitors according to the characteristics of the capacitors, so that in the process of moving the electrons, the electrons between the capacitors can be considered to move irregularly as long as being electrified, and then collision will inevitably occur again in the process of moving, so that heat is generated. This not only improves the heat generation efficiency, but also greatly reduces the leakage current that should flow to the ground or the nearest conductor. The utility model discloses it is rational in infrastructure, through the flow direction of the original leakage current displacement electron of cutting separation, absorb original displacement electron and form new electric capacity, reach the purpose that reduces leakage current and produce.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of embodiment 1 of the present invention.
Fig. 3 is a schematic structural diagram of embodiment 2 of the present invention.
In the figure: 1-a first current-carrying copper strip, 2-a first conductive silver paste, 3-a heating carbon paste, 4-conductive ink, 5-an insulating gap, 6-a polyester film, 7-EVA (ethylene vinyl acetate) glue, 8-a second current-carrying copper strip, 9-a second conductive silver paste, 10-a first electrode and 11-a second electrode.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Please refer to fig. 1-2, in the embodiment of the present invention, an electric heating film with low leakage current comprises a polyester film 6, a heating carbon paste 3 and a conductive ink 4, a first current-carrying copper bar 1 is installed on the top end of the inner side of the polyester film 6, a first conductive silver paste 2 is installed on the bottom end of the first current-carrying copper bar 1, the heating carbon paste 3 is installed on the bottom end of the first conductive silver paste 2, the conductive ink 4 is installed on the side surface of the heating carbon paste 3, an insulating gap 5 is arranged between the heating carbon paste 3 and the conductive ink 4, a second conductive silver paste 9 is connected to the bottom end of the heating carbon paste 3, a second current-carrying copper bar 8 is installed on the upper end of the second conductive silver paste 9, and an EVA glue.
The length of the heating carbon paste 3 is 440mm, the width of the heating carbon paste is 10mm, the length of the conductive ink 4 is 435mm, the width of the conductive ink 4 is 10mm, an insulation gap 5 between the conductive ink 4 and the heating carbon paste 3 is 5mm, and the width of the electric heating film is 500 mm; the first electrode 10 is connected with a live wire, the second electrode 11 is connected with a zero wire or the first electrode 10 is connected with a zero wire, and the second electrode 11 is connected with a live wire.
Example 2
Referring to fig. 3, in an embodiment of the present invention, an electrothermal film with low leakage current includes a polyester film 6, a heating carbon paste 3 and a conductive ink 4, a first current-carrying copper bar 1 is installed at the top end of the inner side of the polyester film 6, a first conductive silver paste 2 is installed at the bottom end of the first current-carrying copper bar 1, the heating carbon paste 3 is installed at the bottom end of the first conductive silver paste 2, the conductive ink 4 is installed at the side surface of the heating carbon paste 3, an insulating gap 5 is provided between the heating carbon paste 3 and the conductive ink 4, the length of the heating carbon paste 3 is 440mm, the width is 10mm, the length of the conductive ink 4 is 435mm, the width is 10mm, the insulating gap 5 between the conductive ink 4 and the heating carbon paste 3 is 5mm, a conductive ink 4 is provided between two heating carbon pastes 3, two heating carbon pastes 3 and a conductive ink 4 are a group, and a length between each two groups is 430, conductive ink 4 having a width of 10 mm; the first electrode 10 is connected with a live wire, the second electrode 11 is connected with a zero wire or the first electrode 10 is connected with a zero wire, and the second electrode 11 is connected with a live wire. The other structure in this embodiment is the same as that in embodiment 1.
The utility model discloses a theory of operation is:
a first current-carrying copper bar 1 and a first conductive silver paste 2 in a low-leakage-current electric heating film form a zero line conductive circuit, heating carbon paste 3 is a heating circuit, and a first distributed capacitor is generated between the zero line conductive circuit and the heating circuit and simultaneously absorbs displacement electrons brought by current movement; the second distributed capacitance is formed with the ground or closest conductor after absorption of the displacement electrons, and the third distributed capacitance is formed with the ground or closest conductor by the distributed capacitance and the heat generating circuit.
Electrons will move again among the three capacitors according to the characteristics of the capacitors, so that in the process of moving the electrons, the electrons between the capacitors can be considered to move irregularly as long as being electrified, and then collision will inevitably occur again in the process of moving, so that heat is generated. This not only improves the heat generation efficiency, but also greatly reduces the leakage current that should flow to the ground or the nearest conductor. The utility model discloses it is rational in infrastructure, through the flow direction of the original leakage current displacement electron of cutting separation, absorb original displacement electron and form new electric capacity, reach the purpose that reduces leakage current and produce.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.