TWM660473U - Heating device - Google Patents

Abstract

A heating device can be wrapped around the object to be heated to heat the object. The heating device includes an inner cloth, a heating plate, a heat preservation layer and an outer cloth. The heating plate and the heat preservation layer are arranged between the inner cloth and the outer cloth, and the heating plate is fixed to the heat preservation layer to prevent misalignment. The heat preservation layer is mainly composed of inorganic fiber materials, and is combined with a single or multiple materials. The heat preservation layer is also wrapped with high-temperature resistant textiles. The inorganic fiber can be preheated or the organic components can be removed by chemical methods. The heating device can be sewn to be three-dimensionally attached to the object to be heated. The outer fabric is made of high-temperature resistant textiles, and can also be covered with high-temperature oxidized fiber textiles, fixed with Velcro or drawstrings, and wires are led out with eyelets or cable fixing heads. The wire sleeves are made of inorganic textiles and are matched with various colors to distinguish their uses. A window can be added to the outer fabric to facilitate the replacement of over-temperature protection devices in the future. A controller can also be included for temperature control. The controller can use LED dimming panels to display the overall status. The signal can also be connected in parallel or in series with the human-machine interface (HMI). The human-machine interface (HMI) and the content management system (CMS) can be transmitted by wire or wirelessly. Safety mechanisms can also be set up, such as over-temperature protection switches, temperature fuses, or dual temperature sensing wires, to increase safety.

Description

Heating device

This invention relates to a heating device, in particular a heating device used to keep warm or heat pipes and other objects being heated, and can be applied to semiconductor, petrochemical, and mechanical processing plants.

In semiconductor, petrochemical, and mechanical processing plants, the pipeline transportation process needs to maintain a constant temperature to prevent the pipeline from being directly exposed to the environment, causing condensation in the pipeline and causing pipeline blockage. Therefore, electric heating cloth bags are often used to cover the pipeline (heated object) to isolate it from contact with the environment and maintain a constant temperature during the pipeline transportation process. However, in actual use, the existing electric heating cloth bags are difficult to attach in three dimensions due to the three-dimensional shape of the heated object. Therefore, they cannot fit tightly to the heated object, which easily causes heat leakage and cannot have a better insulation and heating effect.

The technical problem to be solved by this invention is to provide a heating device to address the deficiencies of the prior art, which can be closely attached to the heated object without heat leakage and has better heat preservation and heating effects.

In order to solve the above technical problems, the present invention provides a heating device, comprising: an inner cloth; an electric heating plate; a thermal insulation layer; and an outer cloth, wherein the electric heating plate and the thermal insulation layer are arranged between the inner cloth and the outer cloth, and the electric heating plate is fixed to the thermal insulation layer; wherein a plurality of first notches are respectively provided on both sides of the inner cloth and sewn, a plurality of second notches are respectively provided on both sides of the electric heating plate and sewn, a plurality of third notches are respectively provided on both sides of the thermal insulation layer and sewn, and a plurality of fourth notches are respectively provided on both sides of the outer cloth and sewn, so that the heating device can be formed into a curved three-dimensional shape and attached to a heated object.

The beneficial effect of the invention is that the heating device provided by the invention includes an inner cloth, an electric heating plate, a heat preservation layer and an outer cloth, the electric heating plate and the heat preservation layer are arranged between the inner cloth and the outer cloth, and the electric heating plate is fixed to the heat preservation layer. The inner cloth is provided with a plurality of first notches on both sides and sewn, the electric heating plate is provided with a plurality of second notches on both sides and sewn, the heat preservation layer is provided with a plurality of third notches on both sides and sewn, and the outer cloth is provided with a plurality of fourth notches on both sides and sewn, so that the heating device can be bent and three-dimensionally attached to the heated object, and the heating device can be closely attached to the heated object without heat leakage, and has better heat preservation and heating effects.

In order to further understand the features and technical content of this work, please refer to the following detailed description and diagrams of this work. However, the diagrams provided are only used for reference and explanation and are not used to limit this work.

The following is an explanation of the implementation methods disclosed by this creation through specific concrete embodiments. Those skilled in the art can understand the advantages and effects of this creation from the contents disclosed in this manual. This creation can be implemented or applied through other different specific embodiments. The details in this manual can also be modified and changed in various ways based on different viewpoints and applications without departing from the concept of this creation. In addition, the drawings of this creation are only for simple schematic illustrations and are not depicted according to actual sizes. Please note in advance. The following implementation methods will further explain the relevant technical contents of this creation in detail, but the disclosed contents are not intended to limit the scope of protection of this creation. In addition, the term "or" used in this article may include any one or more combinations of the related listed items depending on the actual situation.

[Example]

Please refer to Figures 1 to 5. This invention provides a heating device that can be wrapped around a heated object 100 to heat the heated object 100. The heated object 100 can be a pipe or other items that need to be heated and kept warm. The type of heated object 100 is not limited. The heating device includes an inner cloth 1, a heating plate 2, a heat preservation layer 3 and an outer cloth 4.

The inner cloth 1 is flexible and can be a soft Teflon-coated fiber cloth. Since the inner cloth 1 is an existing item and the present invention does not limit the structure of the inner cloth 1, it will not be described in detail.

The heating plate 2 is an electric heating device, which may include a soft substrate 21 and a heating wire 22. The heating wire 22 is arranged on the soft substrate 21. The heating wire 22 can be connected to a conductive wire 5. The conductive wire 5 can transmit electricity to the heating plate 2 to generate a high temperature. Since the heating plate 2 is an existing item and the present invention does not limit the structure of the heating plate 2, it will not be described in detail.

The inner cloth 1, the electric heater 2, the thermal insulation layer 3 and the outer cloth 4 can be stacked together, the electric heater 2 and the thermal insulation layer 3 are arranged between the inner cloth 1 and the outer cloth 4, and the inner cloth 1 and the outer cloth 4 can also be properly fixed, the electric heater 2 is adjacent to the inner cloth 1, the thermal insulation layer 3 is adjacent to the outer cloth 4, and the electric heater 2 is fixed to the thermal insulation layer 3 to prevent misalignment.

The thermal insulation layer 3 is flexible and mainly made of inorganic fiber materials, combined with a single or multiple materials. Alternatively, the thermal insulation layer 3 may be coated with a high-temperature resistant textile, such as glass fiber coated with PTFE (Polytetrafluoroethylene), silicone or Teflon, which has a better thermal insulation effect. The inorganic fiber can be preheated or chemically removed of organic components.

The inner cloth 1, the electric heater 2, the thermal insulation layer 3 and the outer cloth 4 are sewn so that they can be three-dimensionally attached to the heated object 100. The inner cloth 1 is provided with a plurality of first notches 11 on both sides and sewn so that the inner cloth 1 can be formed into a three-dimensional shape. The electric heater 2 is provided with a plurality of second notches 23 on both sides and sewn so that the electric heater 2 can be formed into a three-dimensional shape. The thermal insulation layer 3 is provided with a plurality of third notches 31 on both sides and sewn so that the thermal insulation layer 3 can be formed into a three-dimensional shape. The outer cloth 4 is provided with a plurality of fourth notches 41 on both sides and sewn so that the outer cloth 4 can be formed into a three-dimensional shape. The first notch 11, the second notch 23, the third notch 31 and the fourth notch 41 correspond to each other and are sewn so that the heating device forms a three-dimensional curved shape. The sewing method of the first gap 11 is to sew and connect the two sides of the first gap 11, the sewing method of the second gap 23 is to sew and connect the two sides of the second gap 23, the sewing method of the third gap 31 is to sew and connect the two sides of the third gap 31, and the sewing method of the fourth gap 41 is to sew and connect the two sides of the fourth gap 41.

The outer cloth 4 is made of high temperature resistant textiles, such as glass fiber coated with PTFE (Polytetrafluoroethylene), silicone or Teflon, and can also be coated with high temperature resistant oxidized fiber textiles, which has a better heat preservation effect. In addition, the outer cloth 4 can be provided with a plurality of fixing parts 42, and the fixing parts 42 can be Velcro or straps, etc., which can fix the heating device to the heated object 100. The outer cloth 4 can be provided with at least one outlet 43, and the outlet 43 can be a chicken eye nail (also known as a pendant eye button) or a cable fixing head, etc., which is used for the outlet of the conductive wire 5, the signal wire 8 and other lines, and can prevent the internal fibers from being exposed. The conductive wire 5, the signal wire 8 and other lines may be provided with a wire outlet sleeve 6, which may be an inorganic textile and may be provided in various colors for different purposes, and has the functions of marking, aesthetics and preventing the internal fibers from being exposed.

In addition, at least one controller fixing part 9 may be provided on the outer side of the outer fabric 4. The controller fixing part 9 may be Velcro or a strap, etc., which can tie and fix the controller 7 (as shown in FIG. 6 ) on the outer fabric 4. At least one line fixing part 10 may also be provided on the outer side of the outer fabric 4. The line fixing part 10 may be Velcro or a strap, etc., which can fix the conductive wire 5, the signal wire 8 and other wires on the outer fabric 4. Labels, warnings (not shown), etc. may also be provided on the outer side of the outer fabric 4 to provide marking and warning functions.

In addition, a safety device may be further provided, for example, an over-temperature protection switch 20, a temperature fuse 30 and a double temperature sensing wire 40 may be provided on the inner side of the outer fabric 4, the inner side of the heat preservation layer 3, the outer side of the heat preservation layer 3, the inner side of the electric heater 2 or the outer side of the electric heater 2 to increase safety, and the double temperature sensing wire 40 is used for temperature control and second temperature protection respectively. The over-temperature protection switch 20, the temperature fuse 30 and the double temperature sensing wire 40 are respectively connected to the signal line 8 and can be used to transmit temperature signals.

In addition, the outer fabric 4 may be provided with a window 44, which passes through both sides of the outer fabric 4. The window 44 is convenient for replacing the overheat protection device in the future. A covering sheet 45 may also be provided on the window 44, and the covering sheet 45 selectively covers the window 44, so that the window 44 can be opened and closed as needed.

The heating device of the invention may also include a controller 7 (as shown in FIG. 6 ), which is electrically connected to the electric heater 2 via a conductive wire 5 or other lines. The controller 7 may also be electrically connected to an over-temperature protection switch 20, a temperature fuse 30 and a dual temperature sensing wire 40 via a signal line 8 or other lines. The controller 7 may be used for temperature control.

The controller 7 has a housing 71 (as shown in FIG. 6 ), the housing 71 is a dizzy plate, and at least one light-emitting element 72 is disposed inside the housing 71. The light-emitting element 72 can be a light-emitting diode (LED), etc. When the light-emitting element 72 emits light, the light can be projected onto the housing 71 and spread to the entire housing 71, so that the housing 71 (dizzy plate) can present a dizzy effect and provide an overall display state. The controller 7 can be connected to a human-machine interface (HMI) in parallel or in series with a signal, and the human-machine interface (HMI) and the content management system (CMS) can be transmitted by wire or wireless.

The beneficial effect of the invention is that the heating device provided by the invention includes an inner cloth, an electric heating plate, a heat preservation layer and an outer cloth, the electric heating plate and the heat preservation layer are arranged between the inner cloth and the outer cloth, and the electric heating plate is fixed to the heat preservation layer. The inner cloth is provided with a plurality of first notches on both sides and sewn, the electric heating plate is provided with a plurality of second notches on both sides and sewn, the heat preservation layer is provided with a plurality of third notches on both sides and sewn, and the outer cloth is provided with a plurality of fourth notches on both sides and sewn, so that the heating device can be bent and three-dimensionally attached to the heated object, and the heating device can be closely attached to the heated object without heat leakage, and has better heat preservation and heating effects.

The above disclosed contents are only the preferred feasible embodiments of the present invention and do not limit the scope of the patent application of the present invention. Therefore, all equivalent technical changes made by using the instructions and diagrams of the present invention are included in the scope of the patent application of the present invention.

1: Inner fabric 11: First notch 2: Heating plate 21: Soft substrate 22: Heating wire 23: Second notch 3: Insulation layer 31: Third notch 4: Outer fabric 41: Fourth notch 42: Fixing piece 43: Outlet piece 44: Window 45: Covering piece 5: Conductive wire 6: Outlet bushing 7: Controller 71: Outer shell 72: Light-emitting element 8: Signal line 9: Controller fixing piece 10: Line fixing piece 20: Over-temperature protection switch 30: Temperature fuse 40: Dual temperature sensing wire 100: Heated object

FIG. 1 is an exploded schematic diagram of the heating device of the present invention.

FIG. 2 is a three-dimensional schematic diagram of the heating device of the present invention (I).

FIG. 3 is a three-dimensional schematic diagram of the heating device of the present invention (II).

FIG. 4 is a three-dimensional schematic diagram of the heating device of the present invention (III).

FIG. 5 is a three-dimensional diagram of the internal structure of the heating device of the invention.

FIG6 is a schematic diagram of the controller of the present invention.

1: Inner fabric

11: The first gap

2: Heater

21: Flexible substrate

22: Heating wire

23: Second gap

3: Insulation layer

31: The third gap

4: Outer fabric

41: The fourth gap

Claims (10)

A heating device comprises: an inner cloth; an electric heater; an insulating layer; and an outer cloth, wherein the electric heater and the insulating layer are arranged between the inner cloth and the outer cloth, and the electric heater is fixed to the insulating layer; wherein the inner cloth is provided with a plurality of first notches on both sides and sewn, the electric heater is provided with a plurality of second notches on both sides and sewn, the insulating layer is provided with a plurality of third notches on both sides and sewn, and the outer cloth is provided with a plurality of fourth notches on both sides and sewn, so that the heating device can be bent and three-dimensionally attached to a heated object. A heating device as described in claim 1, wherein the thermal insulation layer is coated with a high-temperature resistant textile, and the high-temperature resistant textile is glass fiber coated with polytetrafluoroethylene, silicone or Teflon. A heating device as described in claim 1, wherein the outer cloth is made of high-temperature resistant textile, and the high-temperature resistant textile is glass fiber coated with polytetrafluoroethylene, silicone or Teflon, or coated with high-temperature resistant oxidized fiber textile. A heating device as described in claim 1, wherein the outer cloth is provided with a plurality of fixing parts that can fix the heating device to the heated object. A heating device as described in claim 1, wherein the outer cloth is provided with at least one wire outlet component, the wire outlet component is used for outlet of the line, the line is sleeved with a wire outlet sleeve, the wire outlet sleeve is an inorganic textile and is color-coded for different purposes. A heating device as described in claim 1, wherein at least one controller fixing member is provided on the outer side of the outer cloth, and the controller fixing member is a Velcro or a strap, which can fix a controller on the outer cloth. The heating device as described in claim 1, wherein at least one circuit fixing part is provided on the outer side of the outer cloth, and the circuit fixing part is a Velcro or a drawstring, and can fix a circuit electrically connected to the heating plate on the outer cloth. A heating device as described in claim 1, wherein at least one of an over-temperature protection switch, a temperature fuse and a pair of temperature sensing wires is provided on the inner side of the outer cloth, the inner side of the thermal insulation layer, the outer side of the thermal insulation layer, the inner side of the heating plate or the outer side of the heating plate. A heating device as described in claim 1, wherein the outer cloth has a window, a covering sheet is provided on the window, and the covering sheet selectively covers the window. The heating device as described in claim 1 further includes a controller, which is electrically connected to the electric heater, and has an outer shell, which is a dizzy plate, and at least one light-emitting element is arranged in the outer shell, and when the light-emitting element emits light, it can produce a dizzy effect through the outer shell.