Heating device comprising multiple pairs of current carriers on same plane

Abstract

The utility model aims to solve the problems that in winter, accumulated snow, frozen ice and falling ice on a bridge inhaul cable of a large bridge smash vehicles, the traffic is blocked and normal traffic operation is influenced, and the problem that a heating device reduces a large number of middle power supply sections is solved. A coplanar multi-pair current carrier graphene electrothermal film or heating element application device is characterized in that more than two pairs of independent current carrier (9) graphene electrothermal films are arranged on the same plane, a heating device formed by the electrothermal films wraps a bridge inhaul cable (1) or the outer surface of a pipeline, and first zippers (8) or second zippers (23) are installed on the two sides of a closed body. When the device wraps a bridge inhaul cable (1) or a pipeline, the two sides of the device are combined into a whole through a first zipper (8) or a second zipper (23), strong current and weak current devices are controlled through an electric power automatic control system, the device is monitored in a near-control or remote mode, and accumulated snow or ice on the outer surface of the bridge inhaul cable or the outer surface of the pipeline is automatically eliminated.

Description

Technical Field

[0001] The present invention relates to the field of bridges, in particular to the problem of preventing bridge cables or pipelines from being frozen or snowed in during winter. Background Art

[0002] In winter, snow and ice accumulate on bridge cables, and falling ice damages passing vehicles, blocks traffic, and affects normal traffic operations. To solve these problems, devices are installed on bridge cables or pipes to prevent snow accumulation or ice formation. Due to the power limitation of the heating element, the length of the device is limited. There are several power supply sections in the middle of the heating device. Therefore, the power lines are distributed on the cables or pipes, affecting the appearance of the bridge cables and their wind vibration resistance. Summary of the Invention

[0003] The purpose of the present invention is to solve the problem of snow accumulation, ice formation and falling ice on bridge cables in winter, which damage passing vehicles, block traffic and affect normal traffic operation, and solve the problem of reducing the number of intermediate power supply sections in heating devices.

[0004] The technical solution adopted in the present invention is:

[0005] A heating device comprising multiple pairs of current carriers on the same surface, wherein the heating element of the heating device is composed of two or more pairs of graphene electric heating films with independent current carriers arranged on the same plane, or the heating element of the heating device is composed of a plurality of heating wires arranged on the same plane. The device is wrapped around a bridge cable (1) or the surface of a pipeline, and through an electric automatic control system, strong and weak current components are controlled, and the device is locally controlled or remotely monitored to automatically eliminate snow or ice on the surface of the bridge cable or the surface of the pipeline.

[0006] The heating element layer 1 (4) in the heating device is provided with two or more pairs of graphene electric heating films (10) composed of carrier fluids (9).

[0007] The heating element layer 1 (4) in the heating device has two pairs of graphene electric heating films (10) composed of a carrier fluid (9), which are sealed between the upper fabric layer 1 (5) and the lower fabric layer 1 (2). The power cord 1 (6) and the power cord 2 (7) of the heating device pass through the outside of the device. The parts passing through the power cord 1 (6) and the power cord 2 (7) are treated to prevent water seepage and waterproof materials are added to stop leakage.

[0008] The heating element layer 1 (4) in the heating device has two or more pairs of graphene electric heating films (10) composed of carrier fluids (9) bonded or sewn to the upper surface of the reflective film 1 (3), the lower surface of the reflective film 1 (3) is bonded to the upper surface of the lower fabric 1 (2), the upper surface of the graphene electric heating film (10) is bonded to the inner surface of the upper fabric 1 (5), and both the upper fabric 1 (5) and the lower fabric 1 (2) have a water-proof function, or the lower surface of the graphene electric heating film (10) composed of two pairs of carrier fluids (9) is bonded or sewn to the upper surface of the reflective film 1 (3), the lower surface of the reflective film 1 (3) is bonded to the upper surface of the lower fabric 1 (2), the upper surface of the graphene electric heating film (10) is bonded to the inner surface of the upper fabric 1 (5), and both the upper fabric 1 (5) and the lower fabric 1 (2) have a water-proof function.

[0009] The heating device is provided with zippers (8) on both sides. When the device is wrapped around a bridge cable (1) or a pipe, the zippers (8) connect the two sides of the device together, or snaps are installed on both sides of the heating device to connect the two sides, or Velcro is installed on both sides of the heating device to connect the two sides, or eyelets are installed on both sides of the heating device to connect the two sides by passing metal wires or ropes through the eyelets on both sides to fasten the two sides together, and the heating device wrapped around the bridge cable or the pipe is divided into several sections by a plurality of fastening cards (17) to fix the application device to the bridge cable (1).

[0010] The heating device is provided with a plurality of graphene heating wires and carbon fiber heating wires installed on the heating element layer 2 (24). The plurality of heating wires on the heating element layer 2 (24) are alternately adhered to the upper surface of the reflective film 2 (19) or alternately sewn to the reflective film 2 (19). The lower surface of the reflective film 2 (19) is bonded to the lower fabric 2 (18). The upper surface of the heating element layer 2 (24) is bonded to the thermal conductive fabric 1 (27). The upper fabric 2 (26) and the lower fabric 2 (18) are combined into one. The heating wires are sealed inside the heating element layer 2. A comprehensive method of bonding, sewing and then filling with waterproof glue is adopted to seal the heating wires in the space formed by the upper fabric 2 (26) and the lower fabric 2 (18).

[0011] When the length of the heating device is limited by power, two sets of heating devices are installed on the cable, and power line one (6), power line two (7), or external conductor three (21) and external conductor four (22) are installed at the upper end and lower end of the bridge cable respectively, with no external conductor in between.

[0012] The heating device is provided with zipper 1 (8) and zipper 2 (23) on both sides. When the device is wrapped around the bridge cable (1) or the pipe, the zipper 1 (8) or zipper 2 (23) is used to connect the two sides of the device into one body, or snap fasteners are installed on both sides of the device to connect the two sides of the device into one body, or Velcro is installed on both sides of the device to connect the two sides of the device into one body, or eyelets are installed on both sides of the device to connect the two sides of the device into one body and are fastened together by metal wire or rope passing through the eyelets on both sides. A heat-conducting fabric 2 (28) is added inside the combined body, including a metal wire woven fabric, which is glued to the upper fabric 2 (26) to solve the problem of no heating element at the joint. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a main view schematic diagram of the heating device expressing the internal layering;

[0014] Figure 2 It is a top view schematic diagram of the unfolding of two or more pairs of graphene electric heating films with independent current carriers;

[0015] Figure 3 This is a schematic diagram showing that the power cord ends for increasing the length of the heating device are placed at the upper and lower ends of the bridge cable, and there is no power cord connector in the middle section;

[0016] Figure 4 It is a top view schematic diagram of the heating device when the heating film is built into the heating device;

[0017] Figure 5 It is a schematic diagram of the main view of the heating device in which the heating wire is placed;

[0018] Figure 6 is a top view schematic diagram of the heating wire arranged on the reflective film (19);

[0019] Figure 7 This is a schematic diagram of the main view of a built-in heating wire that increases the length of the heating device, with the power cord ends placed at the upper and lower ends of the bridge cable, and no power cord connector in the middle section;

[0020] Figure 8 It is a top view schematic diagram of the heating device when the heating wire is built into the heating device;

[0021] Figure 9 It is a top view of the heat transfer fabric placed inside the device joint; DETAILED DESCRIPTION

[0022] The core of the present invention is to invent a heating device for preventing bridge cables from accumulating snow or ice in pipelines in winter, which has a simple structure, is easy to install, is safe and reliable, and has a beautiful appearance. The built-in electric heating film of the device is a newly invented electric heating film that extends the length of the device. It also includes a built-in heating wire device, which solves the problem of multiple power cord connectors in the middle of the previous device. It plays an important role in preventing wind vibration of bridge cables, protecting bridge cables, and extending the service life of cables.

[0023] When installing the following embodiments, several engineering vehicles and several cranes capable of reaching high altitudes are required to assist in lifting the heating device for installation. The heating device is installed in sections starting from the lower end of the bridge cable and moving upwards, which is beneficial for gradually reducing the weight of the heating device when entering high altitude.

[0024] Power facilities, such as transformers or electrical control cabinets, should be installed in appropriate areas near the bridge or on the bridge itself. Example

[0025] Figure 2 It is a top view schematic diagram of the unfolding of two or more pairs of graphene electric heating films with independent current carriers;

[0026] Two or more pairs of independent current carriers are arranged on the same plane, and multiple pairs of parallel current carriers (9) are arranged at a certain distance on the same plane. Graphene is distributed alternately in the middle of the same group of current carriers, and each section of graphene is connected to the current carrier. A graphene electric heating film with two or more pairs of independent current carriers arranged on the same plane is manufactured, which generates heat when powered on. Example

[0027] Figure 1 、 Figure 3 、 Figure 4 shown.

[0028] A graphene electric heating film (10) consisting of two or more pairs of carrier fluids (9) is installed in the heating device.

[0029] The graphene electric heating film (10) consisting of two or more fluid carriers (9) is sealed in a space formed by an upper fabric layer (5) and a lower fabric layer (2). The power line (6) and the power line (7) of the heating device pass through the space body. The parts passing through the power line (6) and the power line (7) are treated to prevent water seepage and waterproof materials are added to stop leakage.

[0030] The lower surfaces of the graphene electric heating films (10) with two or more pairs of fluid carriers (9) are bonded or sewn to the upper surface of the reflective film (3), the lower surface of the reflective film (3) is bonded to the upper surface of the lower fabric (2), the upper surface of the graphene electric heating films (10) is bonded to the inner surface of the upper fabric (5), and both the upper fabric (5) and the lower fabric (2) have a water-proof function; or the lower surfaces of the graphene electric heating films (10) with two pairs of fluid carriers (9) are bonded or sewn to the upper surface of the reflective film (3), the lower surface of the reflective film (3) is bonded to the upper surface of the lower fabric (2), the upper surface of the graphene electric heating films (10) is bonded to the inner surface of the upper fabric (5), and both the upper fabric (5) and the lower fabric (2) have a water-proof function.

[0031] The described closure body is provided with zippers (8) on both sides. When the device is used to wrap the bridge cable (1) or the pipe, the zippers (8) connect the two sides of the device together, or snaps are connected on both sides, or Velcro is connected on both sides, or eyelets are connected on both sides and fastened together by metal wire or rope passing through the eyelets on both sides. A second heat-conducting fabric (28) is added inside the combination, including a metal wire woven fabric, which is glued to the upper material (5) to solve the problem of no heating element at the joint. Example

[0032] Figure 5 、 Figure 6 、 Figure 7 、 Figure 8 shown.

[0033] The heating device has a plurality of heating wires installed on the second heating element layer (24), including graphene heating wires and carbon fiber heating wires. The plurality of heating wires on the second heating element layer (24) are alternately adhered to the upper surface of the second reflective film (19), or alternately sewn to the second reflective film (19). The lower surface of the second reflective film (19) is bonded to the second lower fabric (18). The upper surface of the second heating element layer (24) is bonded to the first thermal conductive fabric (27). The second upper fabric (26) and the second lower fabric (18) are combined into one. The heating wires are sealed inside the heating element layer. A comprehensive method of bonding, sewing, and then filling with waterproof glue is adopted to seal the heating wires between the second upper fabric (26) and the second lower fabric (18).

[0034] When the length of the heating device is limited by power, two sets of heating devices are installed on the cable, with external conductor three (21) and external conductor four (22) installed at the upper end and lower end of the bridge cable respectively, with no external conductor in the middle. If the two sets of heating devices are not long enough, an additional set of devices is added at the lower end, and there is a terminal on the bridge cable or pipeline, or so on, to increase the installation length of the device.

[0035] The two sides of the enclosed body are provided with zippers (23). When the device is used to wrap the bridge cable (1) or the pipe, the two sides of the device are connected together by the zippers (23), or snap buttons are installed on both sides of the device to connect them together, or Velcro is installed on both sides of the device to connect them together, or eyelets are installed on both sides of the device to connect them together by passing metal wire or rope through the eyelets on both sides to fasten them together, and a heat-conducting fabric (28) is added inside the combined body, including a metal wire woven fabric, which is glued to the upper fabric (26) to solve the problem of no heating element at the joint.

Claims

1. A heating device comprising multiple pairs of current-carrying fluids on the same surface, characterized in that The heating element of the heating device is composed of two or more pairs of graphene electric heating films with independent current carriers arranged on the same plane, or the heating element of the heating device is composed of a plurality of heating wires arranged on the same plane. The device is wrapped around the bridge cable (1) or the surface of the pipeline, and the strong and weak current components are controlled by the electric automatic control system, and the device is locally controlled or remotely monitored to automatically eliminate snow or ice on the surface of the bridge cable or the surface of the pipeline.

2. The heating device comprising multiple pairs of current carriers on the same surface according to claim 1, characterized in that On the heating element layer 1 (4) in the heating device, there are two pairs of graphene electric heating films (10) composed of a carrier fluid (9).

3. The heating device comprising multiple pairs of current carriers on the same surface according to claim 1, characterized in that The heating element layer 1 (4) in the heating device has two pairs of graphene electric heating films (10) composed of a carrier fluid (9), which are sealed between the upper fabric layer 1 (5) and the lower fabric layer 1 (2). The power cord 1 (6) and the power cord 2 (7) of the heating device pass through the outside of the device. The parts passing through the power cord 1 (6) and the power cord 2 (7) are treated to prevent water seepage and waterproof materials are added to stop leakage.

4. The heating device comprising multiple pairs of current carriers on the same surface according to claim 1, characterized in that The heating element layer 1 (4) in the heating device has two or more pairs of graphene electric heating films (10) composed of carrier fluids (9) bonded or sewn to the upper surface of the reflective film 1 (3), the lower surface of the reflective film 1 (3) is bonded to the upper surface of the lower fabric 1 (2), the upper surface of the graphene electric heating film (10) is bonded to the inner surface of the upper fabric 1 (5), and both the upper fabric 1 (5) and the lower fabric 1 (2) have a water-proof function, or the lower surface of the graphene electric heating film (10) composed of two pairs of carrier fluids (9) is bonded or sewn to the upper surface of the reflective film 1 (3), the lower surface of the reflective film 1 (3) is bonded to the upper surface of the lower fabric 1 (2), the upper surface of the graphene electric heating film (10) is bonded to the inner surface of the upper fabric 1 (5), and both the upper fabric 1 (5) and the lower fabric 1 (2) have a water-proof function.

5. The heating device comprising multiple pairs of current carriers on the same surface according to claim 1, characterized in that The heating device is provided with zippers (8) on both sides. When the device is wrapped around a bridge cable (1) or a pipe, the zippers (8) connect the two sides of the device together, or snaps are installed on both sides of the heating device to connect the two sides, or Velcro is installed on both sides of the heating device to connect the two sides, or eyelets are installed on both sides of the heating device to connect the two sides by passing metal wires or ropes through the eyelets on both sides to fasten the two sides together, and the heating device wrapped around the bridge cable or the pipe is divided into several sections by a plurality of fastening cards (17) to fix the application device to the bridge cable (1).

6. The heating device comprising multiple pairs of current carriers on the same surface according to claim 1, characterized in that The heating device is provided with a plurality of graphene heating wires and carbon fiber heating wires installed on the heating element layer 2 (24). The plurality of heating wires on the heating element layer 2 (24) are alternately adhered to the upper surface of the reflective film 2 (19) or alternately sewn to the reflective film 2 (19). The lower surface of the reflective film 2 (19) is bonded to the lower fabric 2 (18). The upper surface of the heating element layer 2 (24) is bonded to the thermal conductive fabric 1 (27). The upper fabric 2 (26) and the lower fabric 2 (18) are combined into one. The heating wires are sealed inside the heating element layer 2. A comprehensive method of bonding, sewing and then filling with waterproof glue is adopted to seal the heating wires in the space formed by the upper fabric 2 (26) and the lower fabric 2 (18).

7. The heating device comprising multiple pairs of current carriers on the same surface according to claim 1, characterized in that When the length of the heating device is limited by power, two sets of heating devices are installed on the cable, and power line one (6), power line two (7), or external conductor three (21) and external conductor four (22) are installed at the upper end and lower end of the bridge cable respectively, with no external conductor in between.

8. The heating device comprising multiple pairs of current carriers on the same surface according to claim 1, characterized in that The heating device is provided with zipper 1 (8) and zipper 2 (23) on both sides. When the device wraps the bridge cable (1) or the pipe, the zipper 1 (8) or zipper 2 (23) is used to combine the two sides of the device into one body, or snap fasteners are installed on both sides of the device to combine the two sides into one body, or Velcro is installed on both sides of the device to combine the two sides into one body, or eyelets are installed on both sides of the device to combine the two sides into one body by passing metal wire or rope through the eyelets on both sides to fasten the two sides into one body, and a heat-conducting fabric 2 (28) is added inside the combined body, including a metal wire woven fabric, which is glued to the upper fabric 2 (26), so as to solve the problem of no heating element at the joint for heating.

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