CN215001846U - Anti-electromagnetic radiation's graphite alkene plastic film that generates heat - Google Patents

Abstract

The utility model relates to an electromagnetic radiation resistant graphene heating mulching film, which comprises a graphene heating mulching film, a controller, a first electronic switch and a second electronic switch, wherein the graphene heating mulching film comprises an upper insulating protective layer, a graphene heating body layer and a lower insulating protective layer; the graphene heating body layer comprises a plurality of graphene heating strips; the first end of each graphene heating strip is connected with the first insulated wire through the first conductive belt layer, and the second end of each graphene heating strip is connected with the second insulated wire through the second conductive belt layer; the upper surface of the upper insulating protective layer and the lower surface of the lower insulating protective layer are respectively provided with a metal electromagnetic shielding layer; the metal electromagnetic shielding layer is grounded through a third insulated wire; the controller comprises a power interface, a processor, a voltage detection circuit, a first AC-DC converter, a second AC-DC converter and a wireless communication module; the circuit modules are connected in a matching way. The utility model discloses can prevent electromagnetic radiation, when examining the electric leakage, intelligence cut off power.

Description

Anti-electromagnetic radiation's graphite alkene plastic film that generates heat

Technical Field

The utility model relates to an electricity plastic film technical field that generates heat especially relates to an electromagnetic radiation resistant's graphite alkene plastic film that generates heat.

Background

The electrothermal film heating is one of the most advanced heating modes in the world nowadays, and is a novel heating mode which takes electric power as energy and conducts heat through infrared radiation.

The traditional electrothermal film structure is as applied on 3.2.2005, and the electrothermal film disclosed in the Chinese patent publication No. CN2779783Y, comprises a heating wire and an insulating layer, wherein the heating wire has an upper surface and a lower surface which are opposite, the insulating layer is attached to the upper surface and the lower surface of the heating wire, and the heating wire and the insulating layer are both in a sheet shape. The insulating layer comprises an upper insulating layer and a lower insulating layer, and the upper insulating layer and the lower insulating layer are respectively attached to the upper surface and the lower surface of the heating wire. The lower insulating layer is also attached with a reflecting plate, the reflecting plate is in a sheet shape, one surface of the reflecting plate is attached to the surface of the lower insulating layer, the other surface of the reflecting plate is attached with a reflecting plate insulating layer, and the reflecting plate insulating layer is in a sheet shape. The heating wire and the insulating layer are in a planar sheet shape. The whole electrothermal film is in a sheet shape through the arrangement of the sheet heating wire and the insulating layer, so that the electrothermal film is thin, the occupied space is small, and when the electrothermal film is attached to the surface of an object to be heated, the surface of the whole electrothermal film is in contact with the surface of the object, so that the object is uniformly heated, and the heat radiation effect is good; by the arrangement of the reflection plate, the direction of heating can be controlled.

As applied for the watery graphene electrothermal film disclosed in the publication No. 211321530U of chinese patent publication No. 03/19/2020, the watery graphene electrothermal film is provided with a graphene heating layer and a conductive tape layer between an upper insulating protective layer and a lower insulating protective layer, wherein the graphene heating layer is composed of a plurality of graphene heating strips arranged in parallel at intervals, and the conductive tape layer is arranged at the two side ends of the plurality of graphene heating strips to connect the graphene heating strips in parallel. This electric heat membrane cuts out the graphite alkene heating element layer of full version coating into the strip after, arranges the laminating according to certain mode of arranging again to cover the conductive tape layer and make it parallelly connected, can guarantee the precision and the degree of consistency of coating, thereby guarantee the homogeneity of generating heat, avoid traditional silk screen printing or other modes to cause generate heat inhomogeneous.

The electrothermal film structures disclosed in the above two patents are the most common electrothermal films and generate heat uniformly. But in actual use, the user reaction, the electric heat membrane belongs to the consumer, and the electric heat membrane circular telegram during operation can send the low frequency electromagnetic wave, and the user worrys that can be unfavorable for healthy in being in the low frequency electromagnetic wave environment for a long time. Moreover, users worry that the electric heating film is aged to cause electric leakage in the long-term use process.

SUMMERY OF THE UTILITY MODEL

Therefore, to foretell problem, the utility model provides an electromagnetic radiation resistant's graphite alkene plastic film that generates heat can effectively prevent electromagnetic radiation to when examining the electric leakage and taking place, intelligence cut-off power.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the anti-electromagnetic-radiation graphene heating mulching film comprises a graphene heating mulching film, wherein the graphene heating mulching film comprises an upper insulation protection layer, a graphene heating body layer and a lower insulation protection layer which are sequentially stacked from top to bottom; the graphene heating body layer comprises a plurality of graphene heating strips which are arranged between an upper insulating protection layer and a lower insulating protection layer in parallel at intervals; the first end of each graphene heating strip is connected with a first conductive belt layer, and the second end of each graphene heating strip is connected with a second conductive belt layer;

the first conductive tape layer is connected with a first insulated wire, and the second conductive tape layer is connected with a second insulated wire;

the upper surface of the upper insulating protection layer and the lower surface of the lower insulating protection layer are respectively provided with a metal electromagnetic shielding layer;

each metal electromagnetic shielding layer is connected with a third insulated wire, and the third insulated wire is grounded;

the device also comprises a controller, a first electronic switch and a second electronic switch; the controller comprises a power interface, a processor, a voltage detection circuit, a first AC-DC converter, a second AC-DC converter and a wireless communication module;

the alternating current input end of the first AC-DC converter and the alternating current input end of the second AC-DC converter are respectively connected with a power interface;

the first insulated wire is connected to the direct current positive output end of the first AC-DC converter through a first electronic switch, and the second insulated wire is connected to the direct current negative output end of the second AC-DC converter through the first electronic switch;

the third insulated wire is electrically connected with a voltage detection circuit, and the voltage detection circuit is electrically connected with the processor;

the direct current output end of the second AC-DC converter is electrically connected with the power supply end of the processor;

the wireless communication module is in communication connection with the processor.

Further, the controller further comprises a buzzer; the buzzer is electrically connected with the processor.

Further, the wireless communication module adopts any one of a GPRS communication module, a 3G communication module, a 4G communication module, and a 5G communication module.

Further, the controller further comprises a communication interface; the communication interface is in communication connection with the processor.

Further, the graphene heating mulching film further comprises a temperature sensor arranged between the upper insulating protection layer and the lower insulating protection layer, and the temperature sensor is connected with a fourth insulating lead;

the temperature sensor is connected to the processor through a fourth insulated wire.

By adopting the technical scheme, the beneficial effects of the utility model are that: this electromagnetic radiation resistant's graphite alkene plastic film that generates heat is provided with metal electromagnetic shield layer respectively through the upper surface at upper insulation protective layer and the lower surface of lower insulation protective layer, and metal electromagnetic shield layer can effectively play electromagnetic shield's effect. The metal electromagnetic shielding layer is grounded, and the use is safe. Simultaneously, whether detect metal electromagnetic shield layer electric leakage through the controller, it is specific: when the voltage detection circuit detects the electric leakage of the metal electromagnetic shielding layer, the processor controls the first electronic switch and the second electronic switch to be opened. And when the electric leakage of the metal electromagnetic shielding layer is detected, the processor controls the buzzer to give an alarm, and the controller sends alarm information to the mobile terminal equipment (such as a mobile phone) of a user through the wireless communication module.

The other condition is that when the temperature sensor detects that the temperature of the graphene heating mulching film for preventing electromagnetic radiation exceeds a preset value, the processor controls the first electronic switch and the second electronic switch to be opened, and the graphene heating strip stops heating.

Further, the user can pass through the communication interface communication connection of communication cable and controller with the host computer, and this electromagnetic radiation prevention's graphite alkene plastic film work that generates heat is controlled to the host computer.

Drawings

Fig. 1 is an exploded view of an embodiment of the present invention;

fig. 2 is a cross-sectional view of a graphene heating mulching film according to an embodiment of the present invention;

fig. 3 is a circuit connection block diagram of an embodiment of the present invention.

Detailed Description

The present invention will now be further described with reference to the accompanying drawings and detailed description.

Referring to fig. 1, fig. 2 and fig. 3, the embodiment provides an electromagnetic radiation prevention graphene heating mulching film, which includes a graphene heating mulching film, where the graphene heating mulching film includes an upper insulating protection layer 1, a graphene heating layer 2 and a lower insulating protection layer 3, which are sequentially stacked from top to bottom; the graphene heating body layer 2 comprises a plurality of graphene heating strips 21 which are arranged between the upper insulating protection layer 1 and the lower insulating protection layer 3 at intervals in parallel; a first end of each graphene heating strip 21 is connected to a first conductive tape layer 22, and a second end of each graphene heating strip 21 is connected to a second conductive tape layer 23. The structure of the graphene heating mulching film is an existing structure, such as the aqueous graphene electrothermal film disclosed in chinese patent publication No. 211321530U, which is not described in detail herein.

The first conductive tape layer 22 is connected with a first insulated wire 6, and the second conductive tape layer 23 is connected with a second insulated wire 7.

And the upper surface of the upper insulating protection layer 1 and the lower surface of the lower insulating protection layer 3 are respectively provided with a metal electromagnetic shielding layer 4. The metal electromagnetic shielding layer 4 can play a role of electromagnetic shielding.

Still be provided with temperature sensor 5 between upper insulation protection layer 1 and the lower floor insulation protection layer 3, temperature sensor 5 is connected with fourth insulated wire 20.

The metal electromagnetic shielding layers 4 on the upper surface of the upper insulating protection layer 1 and the lower surface of the lower insulating protection layer 3 are both connected with a third insulating lead 8, and the third insulating lead 8 is grounded.

The controller 11 comprises a first AC-DC converter 12, a second AC-DC converter 13, a voltage detection circuit 14, a buzzer 15, a communication interface 16, a wireless communication module 17, a processor 18 and a power interface 19. In this embodiment, it is preferable that the wireless communication module 17 is a GPRS communication module, and the processor 18 is an S7-200PLC controller. The electronic components and the circuit module are all existing electronic equipment.

The alternating current input end of the first AC-DC converter 12 and the alternating current input end of the second AC-DC converter 13 are respectively connected to a power interface 19; the power interface 19 is connected to the mains supply.

The first insulated wire 6 is connected to the positive output end of the direct current of the first AC-DC converter 12 through a first electronic switch 9, and the second insulated wire 7 is connected to the negative output end of the direct current of the first AC-DC converter 12 through a second electronic switch 10.

The third insulated wire 8 is electrically connected to a voltage detection circuit 14, and the voltage detection circuit 14 is electrically connected to a processor 18.

The DC output terminal of the second AC-DC converter 13 is electrically connected to the power supply terminal of the processor 18 for supplying power to the processor 18.

The buzzer 15 is electrically connected with the processor 18, the temperature sensor 5 is connected with the processor 18 through a fourth insulated wire 20, and the communication interface 16 and the wireless communication module 17 are respectively in communication connection with the processor 18.

This electromagnetic radiation resistant's graphite alkene membrane that generates heat detects whether electric leakage of metal electromagnetic shield layer 4 through controller 11. Specifically, when the voltage detection circuit 14 detects that the metal electromagnetic shielding layer 4 leaks electricity, the processor 18 controls the first electronic switch 9 and the second electronic switch 10 to be opened. And, when detecting the electric leakage of the metallic electromagnetic shield layer 4, the processor 18 controls the buzzer 15 to give an alarm. The controller 11 sends an alarm message to the mobile terminal device (e.g., a mobile phone) of the user through the wireless communication module 17.

In another case, when the temperature sensor 5 detects that the temperature of the electromagnetic radiation-proof graphene heating mulching film exceeds a preset value (e.g. 40 ℃), the processor 18 controls the first electronic switch 9 and the second electronic switch 10 to be switched off, and the graphene heating strip 21 stops heating.

The user can pass through communication cable with the communication interface 16 communication connection of controller 11 with the host computer, controls this electromagnetic radiation resistant's graphite alkene plastic film work that generates heat on the host computer.

The wireless communication module 17 may also be any one of a 3G communication module, a 4G communication module, and a 5G communication module.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (5)

1. The anti-electromagnetic-radiation graphene heating mulching film comprises a graphene heating mulching film, wherein the graphene heating mulching film comprises an upper insulation protection layer, a graphene heating body layer and a lower insulation protection layer which are sequentially stacked from top to bottom; the graphene heating body layer comprises a plurality of graphene heating strips which are arranged between an upper insulating protection layer and a lower insulating protection layer in parallel at intervals; each the first end of graphite alkene heating strip is connected with first electrically conductive belting respectively, each the second end of graphite alkene heating strip is connected with second electrically conductive belting respectively, its characterized in that:

the first conductive tape layer is connected with a first insulated wire, and the second conductive tape layer is connected with a second insulated wire;

the upper surface of the upper insulating protection layer and the lower surface of the lower insulating protection layer are respectively provided with a metal electromagnetic shielding layer;

each metal electromagnetic shielding layer is connected with a third insulated wire, and the third insulated wire is grounded;

the device also comprises a controller, a first electronic switch and a second electronic switch; the controller comprises a power interface, a processor, a voltage detection circuit, a first AC-DC converter, a second AC-DC converter and a wireless communication module;

the alternating current input end of the first AC-DC converter and the alternating current input end of the second AC-DC converter are respectively connected with a power interface;

the first insulated wire is connected to the direct current positive output end of the first AC-DC converter through a first electronic switch, and the second insulated wire is connected to the direct current negative output end of the first AC-DC converter through a second electronic switch;

the third insulated wire is electrically connected with a voltage detection circuit, and the voltage detection circuit is electrically connected with the processor;

the direct current output end of the second AC-DC converter is electrically connected with the power supply end of the processor;

the wireless communication module is in communication connection with the processor.

2. The electromagnetic radiation preventing graphene heating mulching film according to claim 1, wherein: the controller also comprises a buzzer;

the buzzer is electrically connected with the processor.

3. The electromagnetic radiation preventing graphene heating mulching film according to claim 1 or 2, wherein: the wireless communication module adopts any one of a GPRS communication module, a 3G communication module, a 4G communication module and a 5G communication module.

4. The electromagnetic radiation preventing graphene heating mulching film according to claim 3, wherein: the controller further comprises a communication interface;

the communication interface is in communication connection with the processor.

5. The electromagnetic radiation preventing graphene heating mulching film according to claim 4, wherein: the graphene heating mulching film further comprises a temperature sensor arranged between the upper insulating protection layer and the lower insulating protection layer, and the temperature sensor is connected with a fourth insulating lead;

the temperature sensor is connected to the processor through a fourth insulated wire.

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