Portable heating device

Abstract

The utility model discloses a portable heating device which comprises a first shell and a second shell which define a containing cavity, a rechargeable battery and a control circuit board which are electrically connected are arranged in the containing cavity, a first clamping groove is formed in the surface of the first shell, a first heating piece is arranged in the first clamping groove, the surface of the first shell is further covered with a heat conduction piece, and the heat conduction piece is arranged in the first clamping groove. The first heating piece is electrically connected with the control circuit board and attached to the heat conducting piece, and the surface of the second shell is covered with a soft layer used for improving the touch feeling. According to the heating device, the soft layers are arranged on the front and back single faces or double faces to improve the hand feeling and comfort during heating, the fashion sense is increased by combining the design of the detachable and replaceable identification pieces, the heating device is provided with different standard interfaces to be used as a power bank at the same time, and the use experience is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of portable heating, in particular to a portable heating device. Background Art

[0002] In cold winter, hand warmers or hand warming bags are very popular among users for outdoor heating.

[0003] There are many kinds of hand warmers on the market, and most of them mainly generate heat through the heating sheet inside the shell. With the continuous improvement of living standards, people have more time and ability to travel, and they need to carry hand warmers when traveling.

[0004] Existing hand warmers typically require a power bank and a hand warmer, which not only takes up a lot of space but is also inconvenient to use. Alternatively, to insulate and protect hands from burns, a heat shield must be placed over the hand warmer. Carrying three separate products for warmth is not only inconvenient but also unsightly and unfashionable, impacting the user experience. Summary of the Invention

[0005] Based on this, in order to solve the above-mentioned technical problems in traditional technologies, the utility model proposes a portable heating device that is provided with a soft layer on one or both sides of the front and back to improve the feel and comfort during heating, and combines a detachable and replaceable identification piece design to increase the sense of fashion. By setting different standard interfaces, it can be used as a power bank at the same time, thereby improving the product usage experience.

[0006] The present utility model relates to a first aspect, which is a portable heating device comprising a first shell and a second shell forming a storage cavity, wherein an electrically connected rechargeable battery and a control circuit board are arranged in the storage cavity, a first card slot is formed on the surface of the first shell, a first heating plate is arranged in the first card slot, the surface of the first shell is also covered with a heat conductive plate, the first heating plate is electrically connected to the control circuit board and is fitted with the heat conductive plate, and the surface of the second shell is covered with a soft layer for increasing the touch.

[0007] In another embodiment, a second slot is formed on the surface of the second shell, and a second heating plate is provided in the second slot. The second heating plate is attached to the soft layer and electrically connected to the control circuit board.

[0008] In a specific implementation, an interface panel is provided at the edge of the first shell or the second shell, and a battery compartment is provided in the middle. The control circuit board is fixed at the interface panel, and the rechargeable battery is provided in the battery compartment. The interface panel has a first opening and a second opening.

[0009] The control circuit board includes a display module, a USB interface and a touch switch, and also includes a Type interface or a MiniUSB interface or an Apple mobile phone interface. The USB interface is aligned with the first opening, and the Type interface or the MiniUSB interface or the Apple mobile phone interface is aligned with the second opening. A silicone cover can be rotatably installed on the interface panel; a third opening is also provided on the edge of the first shell or the second shell, and the touch switch is aligned with the third opening.

[0010] The first shell is provided with a fourth opening for displaying the display module, and the soft layer is provided with a display window for displaying the display module.

[0011] In order to enhance the hand feel, a number of soft protrusions are provided on the soft layer.

[0012] In order to increase the sense of fashion design, an identification piece is further included. A fifth opening is provided at the edge of the first shell and / or the second shell, and the identification piece is installed in the fifth opening.

[0013] On the second aspect, the utility model itself relates to a portable heating device, comprising a first shell and a second shell forming a storage cavity, in which an electrically connected rechargeable battery and a control circuit board are arranged; a first card slot is formed on the surface of the first shell, in which a first heating plate is arranged, and the surface of the first shell is covered with a first soft layer, the first heating plate is electrically connected to the control circuit board and is adhered to the first soft layer; a second card slot is formed on the surface of the second shell, in which a second heating plate is arranged, and the surface of the second shell is also covered with a second soft layer, the second heating plate is electrically connected to the control circuit board and is adhered to the second soft layer.

[0014] In a specific implementation, an interface panel is provided at the edge of the first shell or the second shell, and a battery compartment is provided in the middle. The control circuit board is fixed at the interface panel, and the rechargeable battery is provided in the battery compartment. The interface panel has a first opening and a second opening.

[0015] The control circuit board includes a display module, a USB interface and a touch switch, and also includes a Type interface or a MiniUSB interface or an Apple mobile phone interface. The USB interface is aligned with the first opening, and the Type interface or the MiniUSB interface or the Apple mobile phone interface is aligned with the second opening. A silicone cover can be rotatably installed on the interface panel; a third opening is also provided on the edge of the first shell or the second shell, and the touch switch is aligned with the third opening.

[0016] In addition, a fourth opening for displaying the display module is formed on the first shell or the second shell, and a display window for displaying the display module is formed on the first soft layer or the second soft layer.

[0017] In order to enhance the hand feel, a plurality of soft protrusions are provided on the first soft layer and / or the second soft layer.

[0018] In order to increase the sense of fashion design, an identification piece is further included. A fifth opening is provided at the edge of the first shell and / or the second shell, and the identification piece is installed in the fifth opening.

[0019] The beneficial effects of the utility model are:

[0020] The portable heating device of the utility model has a compact design and is provided with soft layers on one or both sides of the front and back of the product. By replacing different soft layers on the front and back surfaces of the product, the heating device can have different softness and feel, thereby improving the user experience.

[0021] The portable heating device of the utility model is provided with an identification piece on the side of the product. The identification piece has a fashionable pattern and a LOGO and can be detached and replaced and installed on the side of the heating device, thereby increasing the fashion sense of the product.

[0022] The portable heating device of the present invention is provided with different standard interfaces, such as a USB interface and a Type interface, and can be used as a power bank at the same time so that the heating device with a charging function can charge other mobile devices. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0024] in:

[0025] Figure 1 A three-dimensional structural diagram of an embodiment of a portable heating device;

[0026] Figure 2 A diagram showing the back structure of an embodiment of a portable heating device;

[0027] Figure 3 is a three-dimensional structural diagram of another embodiment of a portable heating device;

[0028] Figure 4 An exploded structural diagram of the soft layer and the first shell of another embodiment of the portable heating device;

[0029] Figure 5 This is an overall disassembled structural diagram of an embodiment of a portable heating device;

[0030] Figure 6This is a structural diagram of a third embodiment of a portable heating device. DETAILED DESCRIPTION

[0031] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0032] Please refer to Figure 1 、 Figure 2 as well as Figure 5 The portable heating device of the present invention comprises a first shell 1 and a second shell 2, wherein the first shell 1 and the second shell 2 form a storage cavity. The storage cavity is provided with an electrically connected rechargeable battery 4 and a control circuit board 3.

[0033] The design point of this embodiment is that at least one card slot is formed on the first shell 1 or the second shell 2, at least one heating plate is set in the card slot, the heating plate is connected to the control circuit board 3, and the surface of the first shell 1 and / or the second shell 2 is covered with a soft layer (5, 50, 59) for increasing the touch feeling. When the soft layer is not installed, a heat conducting plate is installed on the first shell 1, or a heat conducting plate is installed on the second shell 2, such as heat conducting plate 7. In this embodiment, the heat conducting plate 7 is an aluminum plate. It is understandable that other heat conducting metal plates can also be used.

[0034] The specific structure and different embodiments of the portable heating device of this embodiment are described in detail below.

[0035] like Figure 5 As shown, the first housing has an interface panel 12 on the top and a battery compartment 11 in the middle. The control circuit board 3 is fixed below the interface panel 12, and the rechargeable battery 4 is installed in the battery compartment 11. The interface panel 12 defines a first opening and a second opening.

[0036] The surface of the second housing 2 is recessed to form a mounting surface 21, and the soft layer 5 is adhered or clamped on the mounting surface 21. Figure 5 In the illustrated embodiment, the second shell 2 defines a third opening 23 , and the soft layer 5 defines a display window 51 for displaying the internal display module screen. The display window is provided with a frame 511 .

[0037] There are many ways to implement the soft layer 5. The soft layer is soft and elastic, ensuring a good hand feel when held for warmth.

[0038] In another embodiment, in order to enhance the hand feel, a plurality of soft protrusions are provided on the soft layer.

[0039] for example Figure 4 The soft layer 50 is provided with a plurality of soft protrusions 502 for increasing elasticity. The soft layer 50 is provided with a display window 501 for displaying the display screen of the internal display module 35.

[0040] Another example Figure 6 The heating device shown has a shell formed by the combination of the first shell and the second shell that is close to an arc shape, which makes it smoother to hold. A soft layer 59 is provided on the surface of the heating device, and a number of soft protrusions 591 are provided on the soft layer 59 to increase elasticity.

[0041] To enhance the stylish design, the portable heating device of the present invention further includes an identification plate 6. A through slot 15 is defined on the edge of the second housing, and a pair of plug-in posts, such as plug-in posts 16, are disposed at the bottom of the through slot 15. A pair of insertion holes, such as insertion hole 61, are defined on the identification plate 6 corresponding to the plug-in posts in the through slot 15.

[0042] The control circuit board 3 includes a display module 35, a USB interface 31 and a touch switch 39. The control circuit board 3 also includes a Type interface or a MiniUSB interface or an Apple mobile phone interface. Figure 5 In the illustrated embodiment, a Type-C connector is used. The USB connector is aligned with the first opening of the interface panel 12, and the Type-C connector is aligned with the second opening of the interface panel 12. A silicone cover 8 is rotatably mounted on the interface panel 12. The silicone cover 8 has a silicone shaft 81 that can be inserted into the interface panel 12. A third opening 23 is provided in the first housing 1 for displaying the display module 35.

[0043] The heating element of the portable heating device of this embodiment can be provided separately at the front and back, or both; the soft layer can be provided separately at the front and back, or both. The following describes the structure of the portable heating device in the form of different combinations of heating elements and soft layers. For example, Figure 1 as well as Figure 2 The heating device of the illustrated embodiment is provided with a soft layer without soft protrusions at the front and a heat conducting sheet at the rear; Figure 3 as well as Figure 4 The heating device of the embodiment shown has a soft layer with soft protrusions on the front and a soft layer with soft protrusions on the rear. Figure 5 The heating device of the embodiment shown has a soft layer 5 without soft protrusions at the front and a heat conducting sheet 7 at the rear; Figure 6 The heating device of the illustrated embodiment is provided with a soft layer 59 having soft protrusions at the front and a soft layer having soft protrusions (back shielding position) at the rear.

[0044] For ease of understanding, the housing structure of the following combined embodiments can be referred to Figure 5, the structure of the soft layer (5, 50, 59) can be referred to Figure 1 as well as Figure 6 .

[0045] In the first embodiment of the combined heating element and soft layer, a first slot 18 is formed on the first housing 1, in which a first heating element 37 is disposed. The surface of the first housing 1 is also covered with a thermally conductive sheet 7. The second housing 2 is not provided with a heating element, but is covered with a soft layer 5 for enhancing the tactile feel. The first heating element 37 is electrically connected to the control circuit board 3.

[0046] In the second embodiment of the combination of a heating element and a soft layer, a first slot 18 is formed on the first housing 1, in which a first heating element 37 is disposed. The surface of the first housing 1 is also covered with a thermal conductive sheet 7. A second slot 22 is formed on the second housing 2, in which a second heating element 38 is disposed. The surface of the second housing 2 is covered with a soft layer 5 for enhancing the tactile feel. The first heating element 37 and the second heating element 38 are electrically connected to the control circuit board 3. The second heating element 38 is bonded to the soft layer 5.

[0047] In the third embodiment of the combination of the heating sheet and the soft layer, two heating components and two soft layers are respectively provided at the front and rear parts. Figure 3 or Figure 6 The portable heating device shown. A first card slot 18 is formed on the first shell 1, and a second card slot 22 is formed on the second shell 2. A first heating plate 37 is provided in the first card slot 18, and a second heating plate 38 is provided in the second card slot 22. The first heating plate 37 and the second heating plate 38 are connected to the control circuit board 3. A first soft layer for increasing the touch is provided on the surface of the second shell 2, and a heat conducting plate is provided on the surface of the first shell 1. The surface of the first shell 1 is covered with the first soft layer, and the first heating plate 37 is bonded to the first soft layer. The surface of the second shell 2 is covered with a second soft layer (50, 59), and the second heating plate 38 is bonded to the second soft layer.

[0048] The above disclosure is only a preferred embodiment of the present invention, and certainly cannot be used to limit the scope of rights of the present invention. Therefore, equivalent changes made according to the claims of the present invention are still within the scope covered by the present invention.

Claims

1. A portable heating device, characterized in that: It includes a first shell and a second shell that form a storage cavity, wherein an electrically connected rechargeable battery and a control circuit board are arranged in the storage cavity, a first card slot is formed on the surface of the first shell, a first heating plate is arranged in the first card slot, and the surface of the first shell is also covered with a heat conducting plate, the first heating plate is electrically connected to the control circuit board and is attached to the heat conducting plate, and the surface of the second shell is covered with a soft layer for increasing the touch.

2. The portable heating device according to claim 1, characterized in that A second slot is formed on the surface of the second shell, and a second heating plate is arranged in the second slot. The second heating plate is attached to the soft layer and electrically connected to the control circuit board.

3. The portable heating device according to any one of claims 1-2, characterized in that: An interface panel is provided at the edge of the first shell or the second shell, and a battery compartment is provided in the middle. The control circuit board is fixed at the interface panel, and the rechargeable battery is provided in the battery compartment. The interface panel has a first opening and a second opening.

4. The portable heating device according to claim 3, characterized in that The control circuit board includes a display module, a USB interface and a touch switch, and also includes a Type interface or a MiniUSB interface or an Apple mobile phone interface. The USB interface is aligned with the first opening, and the Type interface or the MiniUSB interface or the Apple mobile phone interface is aligned with the second opening. A silicone cover can be rotatably installed on the interface panel; a third opening is also provided on the edge of the first shell or the second shell, and the touch switch is aligned with the third opening.

5. The portable heating device according to claim 4, characterized in that The first shell is provided with a fourth opening for displaying the display module, and the soft layer is provided with a display window for displaying the display module.

6. The portable heating device according to claim 5, characterized in that A plurality of soft protrusions are arranged on the soft layer.

7. The portable heating device according to claim 5, characterized in that It also includes an identification sheet. A fifth opening is provided at the edge of the first shell and / or the second shell, and the identification sheet is installed in the fifth opening.

8. A portable heating device, characterized in that: It includes a first shell and a second shell that form a storage cavity, and an electrically connected rechargeable battery and a control circuit board are arranged in the storage cavity; a first card slot is formed on the surface of the first shell, and a first heating plate is arranged in the first card slot. The first shell surface is covered with a first soft layer, and the first heating plate is electrically connected to the control circuit board and adheres to the first soft layer; a second card slot is formed on the surface of the second shell, and a second heating plate is arranged in the second card slot. The second shell surface is also covered with a second soft layer, and the second heating plate is electrically connected to the control circuit board and adheres to the second soft layer.

9. The portable heating device according to claim 8, characterized in that An interface panel is provided at the edge of the first shell or the second shell, and a battery compartment is provided in the middle. The control circuit board is fixed at the interface panel, and the rechargeable battery is provided in the battery compartment. The interface panel has a first opening and a second opening.

10. The portable heating device according to claim 9, characterized in that The control circuit board includes a display module, a USB interface and a touch switch, and also includes a Type interface or a MiniUSB interface or an Apple mobile phone interface. The USB interface is aligned with the first opening, and the Type interface or the MiniUSB interface or the Apple mobile phone interface is aligned with the second opening. A silicone cover can be rotatably installed on the interface panel; a third opening is also provided on the edge of the first shell or the second shell, and the touch switch is aligned with the third opening.

11. The portable heating device according to claim 10, characterized in that A fourth opening for displaying the display module is defined on the first shell or the second shell, and a display window for displaying the display module is defined on the first soft layer or the second soft layer.

12. The portable heating device according to any one of claims 8 to 11, characterized in that: A plurality of soft protrusions are provided on the first soft layer and / or the second soft layer.

13. The portable heating device according to claim 12, characterized in that It also includes an identification sheet. A fifth opening is provided at the edge of the first shell and / or the second shell, and the identification sheet is installed in the fifth opening.

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