CN216312709U

CN216312709U - Hand warming structure and hand warmer

Info

Publication number: CN216312709U
Application number: CN202122432872.3U
Authority: CN
Inventors: 王永生; 王天成; 游文霞
Original assignee: Shenzhen Maihaocheng Technology Co ltd
Current assignee: Shenzhen Maihaocheng Technology Co ltd
Priority date: 2021-10-09
Filing date: 2021-10-09
Publication date: 2022-04-15
Anticipated expiration: 2031-10-09

Abstract

The utility model relates to the technical field of hand warming products, in particular to a hand warming structure, which comprises an outer shell structure forming an installation accommodating cavity and further comprises: the PCB circuit board correspondingly outputs an internal or external charging instruction according to input information, the rechargeable battery is connected with the PCB circuit board and is arranged in the shell structure, and the heating sheet structure is arranged in the shell structure and is heated according to the instruction transmitted by the PCB circuit board. The multifunctional outdoor water heater has the characteristics of reasonable structure arrangement, convenience for outdoor use, multiple functions and convenience for use. In addition, the utility model also provides a hand warmer.

Description

Hand warming structure and hand warmer

Technical Field

The utility model relates to the technical field of hand warming products, in particular to a hand warming structure and a hand warmer.

Background

China is wide in territory and has large temperature difference between south and north in winter. In the nine cold winter, most regions are cold, the northern regions are particularly obvious, and even the regions are in cold climate in nearly half year of the year, so the hand warming equipment is widely used in winter.

The hand warming equipment commonly used in the market at present has a hand warming structure and a hot water bag, the hot water bag is a hot water adding mode, in the using process, the user can be easily scalded, and the hot water can gradually become cool, so that the use feeling is influenced. Hand warming structure mostly has the charging heating formula of chemical in inside, has certain danger after using after many times charge-discharge, and its structure setting is not convenient for use in outdoor exercises.

Accordingly, it is desirable to provide a hand warming structure that overcomes the above-mentioned deficiencies.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a hand warming structure which has the characteristics of reasonable structure arrangement, convenience for outdoor use, multiple functions and convenience for use.

In order to achieve the purpose, the utility model adopts the technical scheme that:

hand warming structure, including the shell body structure who forms installation holding cavity, still include: the PCB circuit board correspondingly outputs an internal or external charging instruction according to input information, the rechargeable battery is connected with the PCB circuit board and is arranged in the shell structure, and the heating sheet structure is arranged in the shell structure and is heated according to the instruction transmitted by the PCB circuit board.

Preferably, the heat patch structure includes: the PCB circuit board is arranged in the outer shell, the heating piece is arranged in the outer shell and is heated according to the current conveyed by the PCB circuit board, and the heat sensor is arranged beside the heating piece.

Preferably, the PCB is provided with a control chip, the control chip instructs the control circuit to charge the external device when the input voltage is lower than a preset threshold, and the control chip instructs the control circuit to charge the rechargeable battery when the input voltage is higher than the preset threshold.

Preferably, the outer housing structure comprises: the bottom cover is provided with a containing groove on one side, a middle cover which is provided with another containing groove and is clamped on the bottom cover is formed on one side of the bottom cover, and an upper cover which is arranged on the middle cover and forms the containing cavity with the bottom cover.

Preferably, an installation groove is formed in one surface, facing the upper cover, of the middle cover, an anti-slip structure is formed in the other surface of the upper cover, and the heating sheet is installed on the installation groove.

Preferably, a plurality of grooves which are in accordance with the human engineering are formed inwards on the side edge of the hand warming structure.

Preferably, the upper cover is made of aluminum alloy, and the middle cover is made of insulating material.

Preferably, the thickness of the hand warming structure is 10mm-13 mm.

Preferably, the hand warming structure further includes: and the indicating lamp is connected with the PCB, penetrates through the PCB and is clamped on the shell structure.

The utility model has the beneficial effects that: the PCB is arranged, and the input voltage at the charging interface is identified and judged to relatively send out an internal charging instruction and an external charging instruction, so that the function of the product as a charging treasure is realized. Set up the heating plate presses the function button PCB circuit board send instruction, instruction rechargeable battery gives the heating plate structure power supply, heating plate structure ohmic heating, and then make this product have warm hand function, and the temperature can keep unanimous for a long time, has convenient to use's characteristics. In addition, the structure of the product is compact in arrangement, a user can conveniently put the product in a glove or a pocket during use, and the structure is reasonable.

Correspondingly, the utility model also provides a hand warmer which has the characteristics of reasonable structure and arrangement, convenience for outdoor use and convenience for use.

Hand warmer, including two as above hand warming structure, two the bottom of hand warming structure is just relative, each all be equipped with the magnetic part that the cooperation was used in the hand warming structure.

The hand warmer provided by the utility model has the advantages that the two hand warming structures can be detached for use in the using process and can also be integrally used, and the hand warmer has the characteristics of reasonable structure arrangement, convenience for outdoor use and convenience for use.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of a hand warming structure according to the present invention.

Fig. 2 is an exploded view of an embodiment of a hand warming structure according to the present invention.

Fig. 3 is a schematic structural diagram of an embodiment of the hand warmer of the present invention.

Fig. 4 is a schematic view of another view angle of a hand warming structure.

Description of the drawings the reference numerals indicate:

100-hand warming structure a-groove, 1-outer shell structure, 11-bottom cover, 12-middle cover, 121-mounting groove, 13-upper cover, 131-anti-skidding structure, 2-PCB circuit board, 21-function key, 22-charging interface, 23-indicator light, 3-rechargeable battery, 4-heating plate and magnetic part 5.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

It will be understood that when an element is referred to as being "connected" or "disposed" to another element, it can be directly on the other element or be indirectly connected to the other element.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise. The meaning of "a number" is one or more unless specifically limited otherwise.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

Example 1:

referring to fig. 1 and fig. 2, the hand warming structure 100 of the present embodiment includes: the portable electronic device comprises an outer shell structure 1, a PCB circuit board 2, a rechargeable battery 3 and a heating sheet structure, wherein the outer shell structure 1 forms an installation and accommodation cavity, the PCB circuit board 2 is installed in the installation and accommodation cavity of the outer shell structure 1, the rechargeable battery 3 is connected with the PCB circuit board 2 and installed in the outer shell structure 1, and the heating sheet structure 4 is installed in the outer shell structure 1 and heated according to an instruction transmitted by the PCB circuit board 2. The thickness of the hand warming structure 100 is 10mm-13 mm. Specifically, the thickness of the hand warming structure 100 is preferably 12 mm. In some preferred embodiments, the side of the hand warming structure 100 is formed with a plurality of grooves a, which are ergonomic, and when in use, a user can place fingers on the grooves a one-to-one.

In a preferred embodiment, the outer casing structure 1 comprises: the bottom cover 11 is provided with a containing groove on one surface, a middle cover 12 which is provided with another containing groove and is clamped on the bottom cover 11 is formed on one surface of the bottom cover 11, and an upper cover 13 which is arranged on the middle cover 12 and forms the installing and containing cavity with the bottom cover 11. Specifically, a plurality of engaging posts are formed in the accommodating groove of the bottom cover 11, the PCB circuit board 2 is mounted on the engaging posts, a mounting groove 121 is formed on one surface of the middle cover 12 facing the upper cover 13, an anti-slip structure 131 is formed on the other surface of the upper cover 13, and the heating plate 4 is mounted on the mounting groove 121. The upper cover 13 is made of aluminum alloy, and the middle cover 12 is made of insulating material. Specifically, the grooves a are formed on the side edges of the upper cover 13, the bottom cover 11, and the middle cover 12.

In a preferred embodiment, the PCB circuit board 2 is provided with: the control chip is used for controlling the circuit to charge the external equipment when the input voltage of the charging interface 23 is lower than a preset threshold value, and for controlling the circuit to charge the rechargeable battery 3 when the input voltage of the charging interface 23 is higher than the preset threshold value, the control chip indicates the circuit to charge the rechargeable battery, so that the product has a function of a charger. The function key 21 and the charging interface 22 all run through the outer shell structure 1 and be connected with the outer shell structure 1 is upper and the outer shell structure 1 is upper, the indicator light 23 is connected with the outer shell structure 1 is upper and the PCB circuit board 2 is connected. When the rechargeable battery is used, the function key 21 is pressed, the indicator lamp 23 is lightened to flash, and the electric quantity of the rechargeable battery 3 is displayed in real time. When the amount of electricity is insufficient, the rechargeable battery 3 can be charged through the charging interface 22. In a preferred embodiment, the charging interface 22 is a TYPE-C interface, and of course, the charging interface 22 may also be configured as a special format charging interface. More specifically, when the function key 21 is pressed normally, the hand warming structure 100 enters the high temperature range 60 ℃ mode, when the function key 21 is pressed for a short time, the hand warming structure can be switched to the medium temperature range 55 ℃ mode or the low temperature range 50 ℃ mode, and when the hand warming structure is in the power-on state, the hand warming structure is powered off when the function key 21 is pressed for a long time. It should be noted that the control circuit and the control chip in the PCB circuit board 2 are applied in the prior art, and therefore, are not described herein again.

In order to realize the heating function, in a preferred embodiment, a heating sheet 4 structure connected with the PCB circuit board 2 is installed on the outer shell structure 1, the heating sheet structure includes a heating sheet 4 arranged in the outer shell 1 and heated according to the current transmitted by the PCB circuit board 2, and a heat sensor arranged beside the heating sheet 4, the heating sheet 4 is a PI heating sheet, when the function key 21 is started, the PCB circuit board 2 indicates the rechargeable battery 3 to supply power to the heating sheet 4, and the heating sheet 4 generates heat according to the received electric energy and then transmits the heat to the surface of the outer shell 1 through the heat sensor, so that the product has the function of heating and warming hands. The heat sensor monitors temperature information in real time and feeds monitoring results back to the PCB 2, so that the purpose of constant temperature control is achieved. It should be noted that the thermal sensor may also be installed at a position corresponding to the outer casing according to an actual structure.

In the preferred embodiment, the hand warming structure 100 is oval, however, the hand warming structure 100 may be round, square, etc. Specifically, the hand warming structure 100 is configured and functional such that it has a hand warming and uterus warming function.

As can be seen from the above description, the hand warming structure 100 of the present embodiment sets the outer casing structure 1 to include the upper cover 13, the middle cover 12 and the bottom cover 11, and then installs the rechargeable battery 3 between the middle cover 12 and the bottom cover 11, and installs the heating sheet 4 between the middle cover 12 and the upper cover 13, and the structure is reasonable, the safety coefficient is higher, and in addition, the hand warming structure has the characteristic of good heat dissipation effect. The product has the characteristics of reasonable structure arrangement, convenient outdoor use, multiple functions and convenient use.

Example 2:

referring to fig. 1 to 4, the hand warmer of this embodiment includes two hand warming structures 100 and magnetic members 5 disposed in each hand warming structure 100 and used in a matched manner, the bottoms of the two hand warming structures 100 are opposite, each magnetic member 5 is in a cylindrical shape, and one or more magnetic members 5 may be disposed in each hand warming structure 100, in a preferred embodiment, the two magnetic members 5 may be disposed at two ends of the outer casing 1, respectively, when in use, one end of each hand warming structure 100 where the magnetic member 5 is disposed is close to one end of each hand warming structure 100, and the two hand warming structures 100 may be connected to form an integral structure.

In the using process, the two hand warming structures 100 can be assembled into a whole for use, and the two hand warming structures 100 can also be disassembled respectively for independent use. Further, can with one use in the nearly gloves of warm hand structure 100 cover, also can place respectively in the pocket and use, the hand warmer of this embodiment has that the structure sets up reasonable, the outdoor use of being convenient for, multi-functional and convenient to use's characteristics.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A hand warmer structure, comprising an outer casing structure forming an installation and accommodating cavity, characterized in that it also includes: being installed in the outer casing structure, the function buttons and the charging interface respectively penetrate through the outer casing structure and then clamped together The PCB circuit board on the outer casing structure, the PCB circuit board outputs an internal or external charging command correspondingly according to the input information, is connected with the PCB circuit board, and is installed in the outer casing structure The rechargeable battery, and the heating sheet structure installed in the outer casing structure and heated according to the instructions transmitted by the PCB circuit board.

2 . The hand warmer structure according to claim 1 , wherein the heating piece structure comprises: a heating piece arranged in the outer casing and heated according to the current delivered by the PCB circuit board, and a heating piece arranged in the outer casing. 3 . Thermal sensor next to the heater.

3. The hand warmer structure according to claim 1 or 2, wherein a control chip is provided on the PCB circuit board, and when the input voltage is lower than a preset threshold, the control chip instructs the control circuit to When the input voltage is higher than a preset threshold, the control chip instructs the control circuit to charge the rechargeable battery.

4 . The hand warmer structure according to claim 1 , wherein the outer shell structure comprises: a bottom cover with an accommodating groove formed on one side, and another accommodating groove is formed on the side facing the bottom cover and formed with an accommodating groove. The middle cover is clamped on the bottom cover, and the upper cover is arranged on the middle cover and forms the mounting and accommodating cavity with the bottom cover.

5 . The hand warmer structure according to claim 4 , wherein a mounting groove is formed on the middle cover and the side facing the upper cover, and a non-slip structure is formed on the other side of the upper cover. 6 . The heating sheet is installed on the installation groove.

6 . The hand warmer structure according to claim 1 , wherein a plurality of ergonomic grooves are formed inwardly on the side edges of the hand warmer structure. 7 .

7 . The hand warmer structure according to claim 4 , wherein the material of the upper cover is aluminum alloy, and the material of the middle cover is an insulating material. 8 .

8 . The hand warmer structure according to claim 1 , wherein the thickness of the hand warmer structure is 10mm-13mm. 9 .

9 . The hand-warming structure according to claim 1 , wherein the hand-warming structure further comprises: an indicator light connected to the PCB circuit board, penetrating through, and being clamped on the outer casing structure. 10 .

10. Hand warmer treasure, characterized in that it comprises two hand warmer structures according to claim 1, 2, 4, 5, 8 or 9, the bottoms of the two hand warmer structures are facing each other, and each hand warmer structure is opposite to each other. The structure is provided with a matching magnetic piece.