CN216291493U - Ultra-thin module that generates heat of parallel - Google Patents
Ultra-thin module that generates heat of parallel Download PDFInfo
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- CN216291493U CN216291493U CN202122756890.7U CN202122756890U CN216291493U CN 216291493 U CN216291493 U CN 216291493U CN 202122756890 U CN202122756890 U CN 202122756890U CN 216291493 U CN216291493 U CN 216291493U
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Abstract
The utility model relates to the technical field of heating modules, in particular to a parallel type ultrathin heating module which comprises a heating film main body, a bottom layer protective film and a surface layer protective film, wherein the bottom layer protective film is covered on the bottom surface of the heating film main body, the surface layer protective film is covered on the surface of the heating film main body, the heating film main body comprises an anode low-resistance connecting edge, a cathode low-resistance connecting edge and a plurality of heating sheets, the plurality of heating sheets are transversely and uniformly arranged into two groups, the anode low-resistance connecting edge is connected with one end of the plurality of heating sheets, the cathode low-resistance connecting edge is connected with the other end of the plurality of heating sheets, extending parts positioned between the two groups of heating sheets extend from the middle parts of the anode low-resistance connecting edge and the cathode low-resistance connecting edge, and eyelet nail riveting joints are arranged on the extending parts; the connection position of wire rod and heating film main part adopts the clavus rivet head can improve the firm in connection nature of wire rod and heating film main part, reduces the condition of contact failure and takes place.
Description
Technical Field
The utility model relates to the technical field of heating modules, in particular to a parallel type ultrathin heating module.
Background
The heating film main body is a plane heating element consisting of an electric insulating material and a heating resistance material packaged in the electric insulating material, is an emerging electric heating element in recent years, is manufactured by absorbing the characteristics of two electric heating elements of PTC (positive temperature coefficient) and conductive coating, is mainly used for indoor heating and environment temperature maintenance, and has the advantages of quick heat conduction, long service life (about 30-50 years), high electric energy conversion efficiency (up to 90 percent), small heat loss and the like;
the existing heating film main body is mainly divided into two types, one type is that a heating material is manufactured into an integral structure, the heating material is arranged in a winding mode to realize large-area coverage, then the two ends of the heating material are connected with a positive electrode and a negative electrode to achieve the effect of electrifying and heating, and the heating film main body with the structure can cause the condition of local heating unevenness and can not normally heat; the other is that a plurality of heating materials are manufactured and then are connected in parallel through two positive and negative wires, and if a certain part of the wires is in poor contact, the heating film main body with the structure can cause large area and cannot heat; in addition, the connecting position of the heating material and the lead of the existing heating film main body is basically connected in a welding mode, poor contact is easily caused by the mode, and the connecting position of the heating material and the lead is basically arranged beside the whole heating film main body, so that the structure is asymmetric, the product is not favorable for pursuing the beautiful design of the product, and the requirements of partial people cannot be met; in view of the above, it is necessary to provide a technical solution for the machine to solve the above existing problems.
SUMMERY OF THE UTILITY MODEL
The present invention aims to overcome the above-mentioned shortcomings and provide a technical solution to solve the above-mentioned problems.
The utility model provides an ultra-thin module that generates heat of parallel, including the heating film main part, bottom protection film and surface protection film, the attached bottom surface in the heating film main part of bottom protection film coverage, the attached surface in the heating film main part of surface protection film coverage, the heating film main part includes positive low resistance connection limit, negative pole low resistance connection limit and multi-disc heating plate, the multi-disc heating plate transversely evenly arranges into two sets ofly, positive low resistance connection limit is connected with the one end of multi-disc heating plate, negative pole low resistance connection limit is connected with the other end of multi-disc heating plate, the middle part on positive low resistance connection limit and negative pole low resistance connection limit all extends the extension position that is located between two sets of heating plate, be provided with the clavus nail riveted joint on extending the position, the extension position on positive low resistance connection limit and negative pole low resistance connection limit is connected with the wire rod through the clavus nail riveted joint respectively.
Preferably, the extension end of the extension part is provided with a connection round opening penetrating through the bottom layer protection film and the surface layer protection film, the extension part extends inwards at the position of the connection round opening to form a connection part, the lower end of the eyelet nail rivet joint presses the bottom surface of the connection part, and the upper end of the eyelet nail rivet joint presses the wire rod tightly so that the wire rod is electrically connected with the connection part.
Preferably, one end of the wire connection extension part is provided with a ring terminal, the connection part is a ring structure matched with the ring terminal, and the wire is electrically connected with the connection part through the ring terminal.
Preferably, the bottom protective film and the surface protective film are attached with an insulating protective film covering the eyelet rivet joint at the position of the eyelet rivet joint.
Preferably, one end of the wire far away from the extending part is provided with a power connection piece, and an insulating sheath is sleeved on the power connection piece.
Preferably, the heating sheet is provided with two wide heating sheets and two narrow heating sheets, and the two narrow heating sheets are distributed between the two wide heating sheets.
Preferably, the peripheries of the bottom layer protective film and the surface layer protective film extend outwards to form covering edges, and the bottom layer protective film and the surface layer protective film cover the heating film main body between the bottom layer protective film and the surface layer protective film through the covering edges.
Preferably, the ultra-thin heating module further comprises a base layer, a part of the bottom protective film corresponding to the extending part is bent upwards, and other parts of the bottom protective film are attached to the base layer.
Preferably, the bottom layer protective film, the surface layer protective film, the insulating protective film and the base layer are all made of PI film materials.
Preferably, the heating sheet is a planar nano carbon film resistor.
Compared with the prior art, the utility model has the beneficial effects that:
the extending parts between the two groups of heating sheets extend from the middle parts of the positive low-resistance connecting edge and the negative low-resistance connecting edge, and the extending parts are electrically connected with the wire by adopting a structure of eyelet rivet joints, so that the whole body is in a symmetrical structure, and the attractive design of a product is favorably pursued; the eyelet rivet joint is adopted at the connecting position of the wire and the heating film main body, so that the connecting firmness of the wire and the heating film main body can be improved, and the occurrence of poor contact can be reduced; when the wire is electrified, the plurality of heating sheets are electrified and heated through the positive low-resistance connecting edge and the negative low-resistance connecting edge, and the plurality of heating sheets are uniformly distributed between the positive low-resistance connecting edge and the negative low-resistance connecting edge, so that the ultrathin heating module can uniformly heat the whole body; because the extension position is located between two sets of pieces that generate heat, appear certain contact failure when anodal low resistance connection limit, negative pole low resistance connection limit, will reduce the piece that generates heat and appear the outage.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic cross-sectional structure of the present invention;
FIG. 2 is a schematic structural diagram of the present invention after removing the surface protective film;
FIG. 3 is a schematic diagram of the structure of FIG. 1 at A in accordance with the present invention;
FIG. 4 is a schematic diagram of the structure of FIG. 1 at B according to the present invention;
fig. 5 is a schematic diagram of the structure of fig. 2 at C according to the present invention.
The reference numerals and names in the figures are as follows:
the heating film comprises a heating film main body 10, a bottom layer protection film 20, a surface layer protection film 30, a wire 40, a base layer 50, a positive electrode low-resistance connecting edge 11, a negative electrode low-resistance connecting edge 12, a plurality of heating sheets 13, an extending part 14, an eyelet rivet joint 15, a connecting round opening 16, an insulating protection film 17, a covering edge 21, a ring terminal 41, an electric connecting sheet 42, an insulating sheath 43 and a connecting part 141.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, in an embodiment of the present invention, a parallel type ultrathin heating module includes a heating film main body 10, a bottom layer protection film 20 and a surface layer protection film 30, the bottom layer protection film 20 is coverably attached to a bottom surface of the heating film main body 10, the surface layer protection film 30 is coverably attached to a surface of the heating film main body 10, the heating film main body 10 includes an anode low-resistance connection edge 11, a cathode low-resistance connection edge 12 and a plurality of heating sheets 13, the plurality of heating sheets 13 are transversely and uniformly arranged into two groups, the anode low-resistance connection edge 11 is connected to one end of the plurality of heating sheets 13, the cathode low-resistance connection edge 12 is connected to the other end of the plurality of heating sheets 13, an extension portion 14 located between the two groups of heating sheets 13 extends from a middle portion of the anode low-resistance connection edge 11 and the cathode low-resistance connection edge 12, an eyelet rivet 15 is disposed on the extension portion 14, and the extension portion 14 on the anode low-resistance connection edge 11 and the cathode low-resistance connection edge 12 passes through the eyelet rivet joint 15 are connected with wires 40, respectively.
In the technical scheme, the extending part 14 between the two groups of heating sheets 13 extends from the middle parts of the anode low-resistance connecting edge 11 and the cathode low-resistance connecting edge 12, and the extending part 14 is electrically connected with the wire 40 by adopting a structure of the eyelet rivet joint 15, so that the whole body is in a symmetrical structure by the technical means, and the attractive design of a product is favorably pursued; the eyelet rivet joint 15 is adopted at the connecting position of the wire 40 and the heating film main body 10, so that the connecting firmness of the wire 40 and the heating film main body 10 can be improved, and the occurrence of poor contact can be reduced; when the wire 40 is electrified, the plurality of heating sheets 13 are electrified and heated through the anode low-resistance connecting edge 11 and the cathode low-resistance connecting edge 12, and the plurality of heating sheets 13 are uniformly distributed between the anode low-resistance connecting edge 11 and the cathode low-resistance connecting edge 12, so that the ultrathin heating module is uniform in overall heating; because the extension part 14 is positioned between the two groups of heating sheets 13, when the positive low-resistance connecting edge 11 and the negative low-resistance connecting edge 12 have poor contact at a certain position, the occurrence of power failure of the heating sheets 13 can be reduced.
As shown in fig. 3 and 5, in order to firmly connect the wire 40 and the extension portion 14 by the eyelet rivet 15, to ensure a compact connection position and to ensure an ultra-thin thickness, it is preferable that the extension end of the extension portion 14 is provided with a connection round 16 penetrating the base protective film 20 and the surface protective film 30, the extension portion 14 has a connection portion 141 extending inward at the connection round 16, the lower end of the eyelet rivet 15 presses the bottom surface of the connection portion 141, and the upper end of the eyelet rivet 15 presses the wire 40 to electrically connect the wire 40 and the connection portion 141.
As shown in fig. 3 and 5, in order to further improve the contact between the wire 40 and the extension portion 14, it is preferable that a ring terminal 41 is provided at one end of the wire 40 connected to the extension portion 14, the connection portion 141 has a ring structure matching the ring terminal 41, and the wire 40 is electrically connected to the connection portion 141 through the ring terminal 41.
As shown in fig. 2 and 5, for insulation protection, an insulation protection film 17 covering the eyelet rivet joint 15 is attached to the base layer protection film 20 and the surface layer protection film 30 at the position of the eyelet rivet joint 15; an electric connecting piece 42 is arranged at one end of the wire 40 far away from the extension part 14, and an insulating sheath 43 is sleeved on the electric connecting piece 42.
As shown in fig. 2, in order to further improve the uniform heating of the heating film main body 10, considering that the middle heat dissipation is slow and the periphery heat dissipation is fast away, the heating sheet 13 is provided with two wide heating sheets 13 and two narrow heating sheets 13, the two narrow heating sheets 13 are distributed between the two wide heating sheets 13, the heating effect of the two narrow heating sheets 13 in the middle is low relative to the two wide heating sheets 13 at both sides, so that the heating of the heating film main body 10 can be more uniform.
As further shown in fig. 2 and 4, in order to ensure that the base layer protection film 20 and the surface layer protection film 30 are attached to the main body of the heating film 10 in a covering manner, the peripheries of the base layer protection film 20 and the surface layer protection film 30 are extended outward with a covering edge 21, and the base layer protection film 20 and the surface layer protection film 30 cover the main body of the heating film 10 between the two through the covering edge 21.
As further shown in fig. 1, the ultra-thin heat module further includes a base layer 50, a portion of the bottom protective film 20 corresponding to the extending portion 14 is bent upward, and other portions of the bottom protective film 20 are attached to the base layer 50.
Further, the bottom layer protection film 20, the surface layer protection film 30, the insulation protection film 17 and the base layer 50 are all made of PI film materials, and the heating sheet 13 is a planar nano carbon film resistor.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.
Claims (10)
1. A parallel ultrathin heating module comprises a heating film main body, a bottom layer protective film and a surface layer protective film, wherein the bottom layer protective film is covered and attached on the bottom surface of the heating film main body, the surface layer protective film is covered and attached on the surface of the heating film main body, it is characterized in that the heating film main body comprises an anode low-resistance connecting edge, a cathode low-resistance connecting edge and a plurality of heating sheets, the plurality of heating sheets are transversely and uniformly arranged into two groups, the anode low-resistance connecting edge is connected with one ends of the plurality of heating sheets, the cathode low-resistance connecting edge is connected with the other ends of the plurality of heating sheets, the middle parts of the anode low-resistance connecting edge and the cathode low-resistance connecting edge are respectively extended with an extending part positioned between the two groups of heating sheets, the extended part is provided with a eyelet rivet joint, and the extended parts on the positive low-resistance connecting edge and the negative low-resistance connecting edge are respectively connected with wires through the eyelet rivet joint.
2. A parallel ultra-thin heating module according to claim 1, wherein the extension end of the extension portion is provided with a connection round opening penetrating through the bottom protective film and the surface protective film, the extension portion extends inward at the connection round opening to form a connection portion, the lower end of the eyelet rivet joint presses the bottom surface of the connection portion, and the upper end of the eyelet rivet joint presses the wire to electrically connect the wire to the connection portion.
3. A parallel ultra-thin heating module according to claim 2, wherein one end of the wire connection extension portion is provided with a ring terminal, and the connection portion is a ring structure matching with the ring terminal, and the wire is electrically connected with the connection portion through the ring terminal.
4. A parallel type ultra-thin heating module according to any of claims 2-3, wherein the bottom protective film and the surface protective film are attached with an insulating protective film covering the rivet joint at the position of the rivet joint.
5. A parallel ultra-thin heating module according to any of claims 1-3, wherein an electrical contact is provided at an end of the wire remote from the extended portion, and an insulating sheath is sleeved on the electrical contact.
6. A parallel ultra-thin heating module according to claim 1, wherein the heating sheets are provided with two wide heating sheets and two narrow heating sheets, and the two narrow heating sheets are distributed between the two wide heating sheets.
7. A parallel ultra-thin heating module according to claim 1, wherein the bottom protective film and the top protective film have edges extending outward from the periphery thereof, and the bottom protective film and the top protective film cover the heating film body therebetween via the edges.
8. A parallel type ultra-thin heating module according to claim 4, wherein the ultra-thin heating module further comprises a base layer, a portion of the bottom protective film corresponding to the extended portion is bent upward, and other portions of the bottom protective film are attached to the base layer.
9. A parallel ultra-thin heating module according to claim 8, wherein the bottom protective film, the top protective film, the insulating protective film and the base layer are made of PI film materials.
10. A parallel ultra-thin heating module as claimed in claim 1, wherein the heating sheet is a sheet nano carbon film resistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122756890.7U CN216291493U (en) | 2021-11-11 | 2021-11-11 | Ultra-thin module that generates heat of parallel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122756890.7U CN216291493U (en) | 2021-11-11 | 2021-11-11 | Ultra-thin module that generates heat of parallel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216291493U true CN216291493U (en) | 2022-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122756890.7U Active CN216291493U (en) | 2021-11-11 | 2021-11-11 | Ultra-thin module that generates heat of parallel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216291493U (en) |
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2021
- 2021-11-11 CN CN202122756890.7U patent/CN216291493U/en active Active
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