CN215581750U - Structure of electrothermal film with extremely low grounding current envelope - Google Patents
Structure of electrothermal film with extremely low grounding current envelope Download PDFInfo
- Publication number
- CN215581750U CN215581750U CN202122218946.3U CN202122218946U CN215581750U CN 215581750 U CN215581750 U CN 215581750U CN 202122218946 U CN202122218946 U CN 202122218946U CN 215581750 U CN215581750 U CN 215581750U
- Authority
- CN
- China
- Prior art keywords
- layer
- envelope
- protection envelope
- lower floor
- extremely low
- 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.)
- Active
Links
Images
Landscapes
- Control Of Resistance Heating (AREA)
Abstract
The utility model discloses a structure of an extremely-low ground current envelope electric heating film, which comprises a lower layer protection envelope, wherein the bottom of the lower layer protection envelope is provided with a conductive copper foil, an upper layer protection envelope is arranged above the lower layer protection envelope, a screen grounding layer is arranged between the lower layer protection envelope and the upper layer protection envelope, one end of the screen grounding layer is connected with a ground wire joint, the bottom of the screen grounding layer is connected with an insulating layer, the bottom of the insulating layer is connected with a heating layer, and the bottom of the heating layer is connected with the lower layer protection envelope. This structure of big envelope electric heat membrane of extremely low ground current, the bottom of protecting the big envelope in lower floor is fixed with conductive copper foil as the ground media, cooperation electric heat membrane internal connection's ground wire connects the earth connection to the potential safety hazard that the electric leakage caused has been solved, and the top on the layer that generates heat is provided with the insulating layer, through the effect of insulating layer and the inside second insulating layer of upper protection big envelope, can play isolated circuit's effect, avoids electrocuteeing.
Description
Technical Field
The utility model relates to the technical field of electrothermal films, in particular to a structure of an extremely-low grounding current envelope electrothermal film.
Background
The electrothermal film is divided into high-temperature and low-temperature electrothermal films. The high-temperature electrothermal film is generally used for electronic appliances, military affairs and the like, and is produced by the present science and technology. The electrothermal film heating system is different from a point heating system represented by a radiator, an air conditioner and a radiator and a line heating system represented by a heating cable, and is a low-carbon heating high-tech product researched and developed by adopting the modern aerospace technology in the field of surface heating.
However, the general electric heating film has poor grounding effect, so that electric shock is easy to occur.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a structure of an extremely-low grounding current envelope electric heating film, which aims to solve the problem that the common electric heating film in the background art is easy to get an electric shock due to poor grounding effect.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a structure of extremely low ground current envelope electric heat membrane, includes lower floor's protection envelope, the bottom of lower floor's protection envelope is provided with conductive copper foil, conductive copper foil is connected with lower floor's protection envelope, the top of lower floor's protection envelope is provided with upper protection envelope, just the installation cover is installed to the one end of lower floor's protection envelope and upper protection envelope, be provided with the screen ground plane between lower floor's protection envelope and the upper protection envelope, the screen ground plane is connected with upper protection envelope, and the one end of screen ground plane is connected with the ground wire and connects, the bottom of screen ground plane is connected with the insulating layer, the bottom of insulating layer is connected with the layer that generates heat, the bottom and the lower floor's protection envelope on layer that generate heat are connected.
Preferably, one side of the heating layer is connected with a zero line joint, and the other side of the heating layer is connected with a live line joint.
Preferably, the top surface of upper strata protection big envelope is provided with the wearing layer, and a top department of wearing layer installs temperature-detecting instrument, the bottom of wearing layer is connected with fire-retardant flame retardant coating, the bottom of fire-retardant flame retardant coating is provided with the heat-conducting layer, and the bottom of heat-conducting layer is connected with the second insulating layer.
Preferably, the flame-retardant and fire-retardant layer is coated with a magnesium hydroxide composite flame retardant.
Preferably, the wear-resistant layer adopts the material of multilayer kraft paper, and the wear-resistant layer adopts melamine dipping treatment.
Compared with the prior art, the utility model has the beneficial effects that: the structure of the electric heating film of the extra-low grounding current envelope is characterized in that a conductive copper foil is fixed at the bottom of a lower protective envelope as a grounding medium and is matched with a ground wire joint grounding wire connected with the inside of the electric heating film, so that the potential safety hazard caused by electric leakage is solved, an insulating layer is arranged above a heating layer, a circuit can be isolated by the insulating layer and a second insulating layer in an upper protective envelope, and electric shock is avoided, a wear-resistant layer subjected to melamine impregnation treatment is arranged at the top of the upper protective envelope, so that the electric heating film has wear resistance and scratch resistance, scratches are not easy to occur, the electric heating film is durable, a temperature detector is further arranged at one position of the top of the wear-resistant layer, the temperature of the electric heating film can be monitored in real time by the temperature detector, abnormal overheating of the temperature is prevented, the protective performance of the electric heating film protective envelope is improved, a flame-retardant fireproof layer subjected to magnesium hydroxide composite flame retardant spraying treatment is arranged in the upper protective envelope, the fireproof performance is good, the fireproof and fireproof temperature is high, the heat transfer rate is accelerated due to the arrangement of the heat conducting layer, the heat loss is reduced, and the fireproof and fireproof heat-conducting material is energy-conducting heat-conducting.
Drawings
FIG. 1 is a schematic structural diagram of an extremely low ground current enveloped electrothermal film of the present invention;
FIG. 2 is a cross-sectional view of an electrothermal film with an extremely low ground current envelope according to the present invention;
fig. 3 is a schematic diagram of a structural upper protective envelope of an extremely low ground current envelope electrothermal film of the present invention.
In the figure: 1. lower floor's protection envelope, 2, the installation cover, 3, conductive copper foil, 4, upper protection envelope, 5, screen ground plane, 6, ground wire joint, 7, insulating layer, 8, zero line joint, 9, live wire joint, 10, wearing layer, 11, fire-retardant flame retardant coating, 12, heat-conducting layer, 13, second insulating layer, 14, the layer that generates heat, 15, temperature-detecting appearance.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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. 1-3, the present invention provides a technical solution: a structure of an electric heating film of an extremely low grounding current envelope comprises a lower layer protective envelope 1, wherein a conductive copper foil 3 is arranged at the bottom of the lower layer protective envelope 1, the conductive copper foil 3 is connected with the lower layer protective envelope 1, the conductive copper foil 3 is used as a grounding medium and is matched with a grounding wire of a grounding wire joint 6 connected with the inside of the electric heating film, so that potential safety hazards caused by electric leakage are solved, an upper layer protective envelope 4 is arranged above the lower layer protective envelope 1, a mounting sleeve 2 is arranged at one end of the lower layer protective envelope 1 and one end of the upper layer protective envelope 4, a screen grounding layer 5 is arranged between the lower layer protective envelope 1 and the upper layer protective envelope 4, the screen grounding layer 5 is connected with the upper layer protective envelope 4, one end of the screen grounding layer 5 is connected with the grounding wire joint 6, an insulating layer 7 is connected to the bottom of the screen grounding layer 5, a heating layer 14 is connected to the bottom of the insulating layer 7, and the lower layer protective envelope 1 are connected, one side of the heating layer 14 is connected with a zero line joint 8, the other side of the heating layer 14 is connected with a fire line joint 9, the top surface of the upper protective envelope 4 is provided with a wear-resistant layer 10, one part of the top of the wear-resistant layer 10 is provided with a temperature detector 15, the temperature of the electrothermal film can be monitored in real time through the temperature detector, abnormal overheating of the temperature of the electrothermal film is prevented, the protective performance of the protective envelope is improved, the bottom of the wear-resistant layer 10 is connected with a flame-retardant fireproof layer 11, the bottom of the flame-retardant fireproof layer 11 is provided with a heat conduction layer 12, the heat conduction layer 12 is arranged to accelerate the heat transfer rate, reduce the heat loss, save energy and protect environment, the bottom of the heat conduction layer 12 is connected with a second insulating layer 13, the flame-retardant fireproof layer 11 is coated with a magnesium hydroxide composite flame retardant, and the flame-retardant fireproof performance and the fireproof temperature of the flame-retardant layer 11 are good through the spraying treatment of the magnesium hydroxide composite flame retardant, wearing layer 10 adopts the multilayer kraft paper material, and wearing layer 10 adopts melamine dip treatment, and melamine dip treatment's wearing layer 10 makes it have wear-resisting, resistant scratch nature, ensures difficult mar, durable.
The working principle is as follows: when using this structure of extremely low ground current big envelope electric heat membrane, the fixed electrically conductive copper foil 3 in bottom through lower floor's protection big envelope 1 is as the ground media, cooperation electric heat membrane internal connection's ground wire connects 6 earth connections, thereby the potential safety hazard that the electric leakage caused has been solved, and the effect through insulating layer 7 and second insulating layer 13, play the effect of isolated circuit, avoid electrocuting of electricity, the temperature of temperature detector 15 through wearing layer 10 top installation can real-time supervision electric heat membrane, prevent that the electric heat membrane temperature is unusual overheated, the protective properties of protection big envelope has been improved, make its good performance and the fire-proof temperature of fire prevention high through setting up of fire-retardant flame retardant coating 11, heat transfer rate has been accelerated in the setting of heat-conducting layer 12, reduce calorific loss, energy-concerving and environment-protective, this is exactly the theory of operation of this extremely low ground current big envelope's structure.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a structure of extremely low ground current envelope electric heat membrane, includes lower floor's protection envelope (1), its characterized in that: the bottom of lower floor's protection envelope (1) is provided with conductive copper foil (3), conductive copper foil (3) are connected with lower floor's protection envelope (1), the top of lower floor's protection envelope (1) is provided with upper protection envelope (4), just installation cover (2) are installed to the one end of lower floor's protection envelope (1) and upper protection envelope (4), be provided with screen ground layer (5) between lower floor's protection envelope (1) and upper protection envelope (4), screen ground layer (5) are connected with upper protection envelope (4), and the one end of screen ground layer (5) is connected with ground wire and connects (6), the bottom of screen ground layer (5) is connected with insulating layer (7), the bottom of insulating layer (7) is connected with layer (14) that generates heat, the bottom and the lower floor of layer (14) protection envelope (1) are connected.
2. The structure of the extremely low grounding current enveloped electric heating film as claimed in claim 1, is characterized in that: one side of the heating layer (14) is connected with a zero line joint (8), and the other side of the heating layer (14) is connected with a live line joint (9).
3. The structure of the extremely low grounding current enveloped electric heating film as claimed in claim 1, is characterized in that: the top surface of upper strata protection envelope (4) is provided with wearing layer (10), and the top of wearing layer (10) is located to install temperature detector (15), the bottom of wearing layer (10) is connected with fire-retardant flame retardant coating (11), the bottom of fire-retardant flame retardant coating (11) is provided with heat-conducting layer (12), and the bottom of heat-conducting layer (12) is connected with second insulating layer (13).
4. A structure of an extremely low ground current enveloped electric heating film as claimed in claim 3, characterized in that: the flame-retardant and fireproof layer (11) is coated with a magnesium hydroxide composite flame retardant.
5. A structure of an extremely low ground current enveloped electric heating film as claimed in claim 3, characterized in that: the wear-resistant layer (10) is made of multi-layer kraft paper, and the wear-resistant layer (10) is subjected to melamine dipping treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122218946.3U CN215581750U (en) | 2021-09-14 | 2021-09-14 | Structure of electrothermal film with extremely low grounding current envelope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122218946.3U CN215581750U (en) | 2021-09-14 | 2021-09-14 | Structure of electrothermal film with extremely low grounding current envelope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215581750U true CN215581750U (en) | 2022-01-18 |
Family
ID=79850324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122218946.3U Active CN215581750U (en) | 2021-09-14 | 2021-09-14 | Structure of electrothermal film with extremely low grounding current envelope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215581750U (en) |
-
2021
- 2021-09-14 CN CN202122218946.3U patent/CN215581750U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215581750U (en) | Structure of electrothermal film with extremely low grounding current envelope | |
| CN213339802U (en) | Cable with flame-retardant outer wrapping | |
| CN209071042U (en) | A kind of high heat dispersion power cable | |
| CN209388737U (en) | A kind of mineral insulation water-and fire-proof cable | |
| CN208655288U (en) | A kind of flame resistant cable | |
| CN104167701A (en) | Fireproof wire way | |
| CN209435456U (en) | PTC frequency conversion Self-controlling temperature electrothermal film | |
| CN209571256U (en) | A kind of fireproof cable | |
| CN208368239U (en) | A kind of fireproof high-temperature resistant plastic insulation control cable | |
| CN207611623U (en) | A kind of mineral insulation metal shield monitoring type coal mine fireproof cable | |
| CN213585065U (en) | Fire-resistant bus duct | |
| CN207319818U (en) | One kind insulation high fire-retardance bus insulating bush | |
| CN216980211U (en) | Fire-retardant type cable of preventing fires | |
| CN205789225U (en) | Heat resistant fire-proof photovoltaic cable | |
| CN210320268U (en) | Electric heater | |
| CN206059965U (en) | A kind of outdoor lightning protection distribution box | |
| CN206148937U (en) | Multistage protection's power lightning protection cabinet | |
| CN106532606A (en) | Intensive bus duct | |
| CN220896304U (en) | Intelligent lightning protection device | |
| CN203301775U (en) | Single-conductor ground heating cable | |
| CN217643770U (en) | Aluminum foil heating coiled material | |
| CN212097796U (en) | Radiator aluminum profile with good flame-retardant effect | |
| CN213151200U (en) | Electronic connecting line based on high-efficient waterproof function | |
| CN204118615U (en) | Fireproof wire way | |
| CN216849451U (en) | Special data transmission cable for structured light vision detection equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |