CN211884989U - Anion generation self-temperature-limiting far infrared electrothermal film - Google Patents
Anion generation self-temperature-limiting far infrared electrothermal film Download PDFInfo
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- CN211884989U CN211884989U CN201920476491.5U CN201920476491U CN211884989U CN 211884989 U CN211884989 U CN 211884989U CN 201920476491 U CN201920476491 U CN 201920476491U CN 211884989 U CN211884989 U CN 211884989U
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Abstract
The utility model provides a negative ion generation self-temperature-limiting far infrared electrothermal film, which is characterized in that a lower layer insulating film, a negative ion generation expansion adhesive layer, an infrared emission PTC conductive film with a finger electrode and an upper layer insulating film are sequentially laminated from bottom to top; the infrared emission PTC conductive film is a graphene filled polymer, the graphene filling amount reaches a seepage threshold, and the self-power-off temperature is 45-55 ℃; the negative ion generation expansion glue layer is expansion glue filled with submicron pyroelectric particles and plays roles in generating negative ions and assisting PTC. The utility model discloses a graphite alkene infrared emission membrane and anion take place the mode realization performance collaborative optimization that the membrane was laminated mutually, have the operating voltage low, safe comfortable, the efficient advantage takes place for the anion, can be used to infrared physiotherapy wearing article, fields such as domestic heating pad.
Description
Technical Field
The utility model belongs to the technical field of electric heat membrane and infrared, a anion takes place from limit for temperature far infrared electric heat membrane.
Background
The working principle of the self-temperature-limiting electrothermal film is that when a heating body prepared by blending polymers and conductive fillers reaches a phase transition temperature, the electronic nonlinearity is increased sharply, the current carrying and the heat productivity are reduced, and the over-temperature is prevented, so that the temperature is controlled in a reasonable range. The far infrared heating film using the graphene filler has the advantages of low voltage, high heat, thinness, convenience and the like, and has wide application prospects in the fields of intelligent wearable health care products, home life and the like. The far infrared heating film using the graphene filler has the advantages of low voltage, high heat, thinness, convenience and the like, and has wide application prospects in the fields of intelligent wearing, home life and the like. In addition, the medical field recognizes that the negative oxygen ions have the health-care functions of eliminating fatigue, activating cells, enhancing disease resistance, resisting allergy and the like to human bodies. In addition, the negative ions in the air also have the functions of deodorization, formaldehyde removal, antibiosis, air purification and the like.
Disclosure of Invention
The utility model aims to provide a negative ion generation self-temperature-limiting far infrared electrothermal film, which is characterized in that a lower layer insulating film, a negative ion generation expansion glue layer, an infrared emission PTC conductive film with a finger electrode and an upper layer insulating film are sequentially laminated from bottom to top; the self-power-off temperature of the infrared emission PTC conductive film is 45-55 ℃; the negative ion generation expansion glue layer plays a role in generating negative ions and assisting PTC.
The finger inserting electrode is a silver electrode or a copper electrode, is printed on the infrared emission PTC conductive film in a screen printing mode or is pressed on the infrared emission PTC conductive film, and is led out outwards through a lead to be electrified.
The lower insulating film and the upper insulating film are made of waterproof and wear-resistant materials with good heat conduction.
The infrared emission PTC conductive film can be graphene filled polymer, and the filling amount of the graphene reaches a percolation threshold.
The negative ion generation expansion glue layer is expansion glue filled with submicron pyroelectric particles, and the pyroelectric particles comprise tourmaline, lithium titanate and tungsten bronze ferroelectric powder.
The utility model discloses a graphite alkene infrared emission membrane and anion take place the mode realization performance collaborative optimization that the membrane was laminated mutually, have the operating voltage low, safe comfortable, the efficient advantage takes place for the anion, can be used to infrared physiotherapy wearing article, fields such as domestic heating pad.
Drawings
Fig. 1 shows a schematic structural diagram of a far infrared electrothermal film with self-temperature-limiting anion generation according to the present invention ( embodiments 1, 2, 3).
1-upper insulating film
2-infrared emission PTC conductive film
3-finger electrode
4-negative ion generation expansion glue layer
5-lower insulating film
Detailed Description
Example 1:
the structure of the negative ion generation self-temperature-limiting far infrared electrothermal film is shown in figure 1, and a lower polyimide heat-conducting insulating film, a nano tourmaline filling expansion adhesive layer, an infrared emission PTC conductive film with a finger inserting electrode and an upper polyimide heat-conducting insulating film are sequentially attached from bottom to top; the infrared emission PTC conductive film is formed by filling graphene reaching a percolation threshold with polypropylene, screen printing is carried out on the graphene, silver finger electrodes are inserted, and the self-power-off temperature is 45 ℃. The air negative ion detector tests the ion generation concentration of 2900/cm under the negative non-working state37500 pieces/cm at constant temperature3。
Example 2:
the structure of the anion generation self-temperature-limiting far infrared electrothermal film is as shown in figure 1, and a lower layer of PET heat-conducting insulating film, a nano lithium titanate filled expansion adhesive layer, an infrared emission PTC conductive film with a finger-inserting electrode and an upper layer of PET heat-conducting insulating film are sequentially attached from bottom to top; the infrared emission PTC conductive film is prepared by filling polyethylene oxide in graphene reaching a percolation threshold, pressing a copper finger electrode, and performing self-power-off at 52 ℃. Air negative ion detector tests ion generation concentration of 2700/cm under negative non-working state38300 pieces/cm at constant temperature3。
Example 3:
the structure of the anion generation self-temperature-limiting far infrared electrothermal film is as shown in figure 1, and a lower layer of PET heat-conducting insulating film, a nano tungsten bronze ferroelectric powder filling expansion adhesive layer, an infrared emission PTC conductive film with a finger-inserting electrode and an upper layer of PET heat-conducting insulating film are sequentially attached from bottom to top; the infrared emission PTC conductive film is made of graphene filled with gutta-percha rubber reaching the percolation threshold, copper finger-inserted electrodes are printed on a silk screen, and the self-power-off temperature is 55 ℃. Air negative ion detector tests ion generation concentration of 2700/cm under negative non-working state38100 pieces/cm at constant temperature3。
The present invention is not limited to the above embodiments, and any person can obtain other products in various forms under the teaching of the present invention, and no matter what the shape or structure of the product is changed, the product has the same or similar technical solution as the present application, and all fall within the protection scope of the present invention.
Claims (3)
1. A negative ion generation self-temperature-limiting far infrared electrothermal film is characterized in that a lower insulating film, a negative ion generation expansion adhesive layer, an infrared emission PTC conductive film with a finger insertion electrode and an upper insulating film are sequentially attached from bottom to top; the self-power-off temperature of the infrared emission PTC conductive film is 45-55 ℃; the negative ion generation expansion glue layer plays a role in generating negative ions and assisting PTC.
2. The anion generation self-temperature-limiting far infrared electrothermal film according to claim 1, wherein the finger electrode is a silver electrode or a copper electrode, is screen-printed or pressed on an infrared emission PTC conductive film, and is externally led out by a lead for electrification.
3. The anion generating self-temperature-limiting far infrared electrothermal film according to claim 1, wherein the lower insulating film and the upper insulating film are made of waterproof and wear-resistant materials with good heat conduction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920476491.5U CN211884989U (en) | 2019-04-03 | 2019-04-03 | Anion generation self-temperature-limiting far infrared electrothermal film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920476491.5U CN211884989U (en) | 2019-04-03 | 2019-04-03 | Anion generation self-temperature-limiting far infrared electrothermal film |
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| Publication Number | Publication Date |
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| CN211884989U true CN211884989U (en) | 2020-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920476491.5U Active CN211884989U (en) | 2019-04-03 | 2019-04-03 | Anion generation self-temperature-limiting far infrared electrothermal film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211884989U (en) |
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2019
- 2019-04-03 CN CN201920476491.5U patent/CN211884989U/en active Active
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