CN212308177U - Multifunctional hand warmer - Google Patents

Multifunctional hand warmer Download PDF

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Publication number
CN212308177U
CN212308177U CN202020147915.6U CN202020147915U CN212308177U CN 212308177 U CN212308177 U CN 212308177U CN 202020147915 U CN202020147915 U CN 202020147915U CN 212308177 U CN212308177 U CN 212308177U
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CN
China
Prior art keywords
mesh enclosure
hand warmer
base
heat
heating tube
Prior art date
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Active
Application number
CN202020147915.6U
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Chinese (zh)
Inventor
何向明
林光濂
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangmen Keye Electric Appliances Manufacturing Co Ltd
Original Assignee
Jiangmen Keye Electric Appliances Manufacturing Co Ltd
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Publication date
Application filed by Jiangmen Keye Electric Appliances Manufacturing Co Ltd filed Critical Jiangmen Keye Electric Appliances Manufacturing Co Ltd
Priority to CN202020147915.6U priority Critical patent/CN212308177U/en
Priority to US17/034,963 priority patent/US20210231316A1/en
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Publication of CN212308177U publication Critical patent/CN212308177U/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D13/00Electric heating systems
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D19/00Details
    • F24D19/06Casings, cover lids or ornamental panels, for radiators
    • F24D19/065Grids attached to the radiator and covering its top
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D2200/00Heat sources or energy sources
    • F24D2200/08Electric heater

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Thermotherapy And Cooling Therapy Devices (AREA)

Abstract

The utility model relates to a multifunctional hand warmer, which comprises a base, a mesh enclosure, a heating unit and a heat transfer plate; the mesh enclosure is arranged on the base, the heat transfer plate is arranged at the top of the mesh enclosure, and an accommodating cavity is formed among the mesh enclosure, the base and the heat transfer plate; the heating unit is arranged in the accommodating cavity. Compared with the prior art, the utility model provides a multifunctional hand warmer, through the adaptive arrangement of the heating tube and the mesh enclosure, a part of heat emitted by the heating tube can be transmitted out through the mesh enclosure by utilizing the natural convection of air, and the other part of heat rises and is stored in the heat transfer plate at the top of the mesh enclosure; when in use, the hands can be covered outside the mesh enclosure to achieve the purpose of warming the hands, and articles such as water cups and the like can be placed on the heat transfer plates to achieve the purpose of heat preservation. The utility model discloses the heat energy that make full use of heating tube produced has realized the multi-functionalization of hand warmer.

Description

Multifunctional hand warmer
Technical Field
The utility model relates to a cold-proof, heat preservation household appliance field especially relates to a multi-functional hand warmer.
Background
The hand warmer has become an essential article in daily life, especially in cold winter, when people sit for a long time in a room without air conditioning for work or entertainment, both hands feel particularly cold, and the hand warmer can be used as a heat source for warming the hands.
At present, a hand warmer for heating hands mainly has small-size household articles such as hot-water bag, hand warmer, but in these current hand warmers, mostly only possess basic hand warming function, and the function is comparatively single, can not satisfy consumer's ever-increasing demand.
SUMMERY OF THE UTILITY MODEL
Based on this, the utility model aims to overcome prior art not enough, provide a multi-functional hand warmer, it not only can be used for keeping warm of hand through simple and ingenious structural design, can also keep warm for other objects such as drinking cup with heat energy transfer, has realized the multi-functionalization of hand warmer.
The utility model discloses a realize through following technical scheme: a multifunctional hand warmer comprises a base, a mesh enclosure, a heating unit and a heat transfer plate; the mesh enclosure is arranged on the base, the heat transfer plate is arranged at the top of the mesh enclosure, and an accommodating cavity is formed among the mesh enclosure, the base and the heat transfer plate; the heating unit is arranged in the accommodating cavity.
Compared with the prior art, the utility model provides a multifunctional hand warmer, through the adaptive setting of the heating unit and the mesh enclosure, the natural convection of air is utilized to make a part of heat generated by the heating unit be transferred out through the mesh enclosure, and the other part of heat generated by the heating unit is raised and stored in the heat transfer plate at the top of the mesh enclosure; when in use, the hands can be covered outside the mesh enclosure to achieve the purpose of warming the hands, and articles such as water cups and the like can be placed on the heat transfer plates to achieve the purpose of heat preservation. The utility model discloses the heat energy that the make full use of unit that generates heat produced has realized the multi-functionalization of hand warmer.
Further, the heating unit is a heating tube.
Further, still include the fan, the fan with the heat water conservancy diversion of the unit that generates heat is followed the screen panel effluvium. The fan has the function of accelerating heat dissipation, and a user can feel hot air nearby the hand warmer, so that the hand warmer is convenient to use.
Further, the base is a semi-surrounding structure, the top of the base is provided with an opening, and the net cover is arranged at the opening end of the base to form the accommodating cavity.
The base is provided with an opening end, and the base is provided with a containing cavity which is divided into an upper cavity and a lower cavity.
Further, the heat generating unit is disposed in the upper chamber.
Furthermore, a through hole is formed in the partition plate to communicate the upper cavity with the lower cavity, and the fan is arranged in the lower cavity.
Furthermore, an air outlet is arranged on the partition plate, and the air flow of the fan flows out of the air outlet and flows through the heating unit.
Further, the heating tube is a ring-shaped heating tube.
Furthermore, the mesh enclosure is of an annular structure, and the center of the heating tube is located on a central axis of the mesh enclosure. The heating tube is arranged into an annular structure, and the distance from any position on the heating tube to the mesh enclosure is the same, so that any position outside the mesh enclosure can obtain more uniform heat.
Further, the heat transfer plate is a metal flat plate. The heat transfer plate transfers heat generated by the heating tube to the metal flat plate by utilizing the heat conduction characteristic of metal; the flat plate structure is used for placing the articles to be insulated conveniently.
For a better understanding and an implementation, the present invention is described in detail below with reference to the accompanying drawings.
Drawings
FIG. 1 is an overall structure diagram of the multifunctional hand warmer of the present invention;
FIG. 2 is a front view of the multifunctional hand warmer of the present invention;
fig. 3 is a sectional view of the multifunctional hand warmer of embodiment 1 of the present invention;
fig. 4 is a sectional view of the multifunctional hand warmer of embodiment 2 of the present invention.
Description of the drawings: 10-base, 20-net cover, 30-heating unit, 40-heat transfer plate, 50-upper chamber, 60-lower chamber, 70-blower, 11-base, 12-partition board, 111-decorative hole, 112-switch and 31-support.
Detailed Description
Example 1
The utility model provides a multifunctional hand warmer, please refer to fig. 1-3 at the same time, comprising a base 1110, a mesh enclosure 20, a partition plate 12, a heating unit 30 and a heat transfer plate 40; the mesh enclosure 20 is arranged on the base 1110, the heat transfer plate 40 is arranged on the top of the mesh enclosure 20, and an accommodating cavity is formed between the mesh enclosure 20 and the base 1110 as well as between the heat transfer plate 40; the heat generating unit 30 is disposed in the receiving chamber, and the partition plate 12 is disposed in the receiving chamber.
Specifically, the base 1110 is a semi-surrounding structure, preferably a semi-surrounding bowl-shaped structure; an opening is formed in the top of the base 1110, and the plane where the top of the base 1110 is located is a circle; the side wall of the base 1110 is provided with a plurality of decorative holes 111 along the circumferential direction for decoration and beautification.
Further, an accommodating cavity for accommodating parts is formed between the mesh enclosure 20 and the base 1110, the mesh enclosure 20 is of an annular structure, the cross section of the mesh enclosure 20 is a circle, the diameter of the mesh enclosure 20 is gradually increased from top to bottom, and the diameter of the circular plane where the bottom of the mesh enclosure 20 is located is slightly smaller than or equal to the diameter of the base 1110. The top of the mesh enclosure 20 is provided with a circular mounting hole for mounting the heat transfer plate 40; a plurality of closely arranged vent holes are formed in the side surface of the mesh enclosure 20, and the vent holes can be in any geometrical shape such as a circle, a triangle, a square and the like; further, the screen panel 20 is a flame retardant screen panel 20, which is made of flame retardant plastics such as PET, and can prevent the screen panel 20 from being scalded when a hand touches the screen panel 20, and can prevent the screen panel 20 from being burnt and damaged due to overhigh temperature, thereby ensuring safety.
The heat transfer plate 40 is arranged on the top of the mesh enclosure 20, the heat transfer plate 40 is a metal flat plate, and the material of the heat transfer plate is preferably metal with good heat conduction performance; preferably a circular flat plate, and the diameter of the circular flat plate is slightly smaller than or equal to the diameter of the circular plane on which the top of the mesh enclosure 20 is located. The heat transfer plate 40 may be integrally formed with the mesh enclosure 20, or the heat transfer plate 40 may be detachably disposed on the mesh enclosure 20.
The partition plate 12 is disposed in the accommodating chamber and covers the open end of the base 1110, dividing the accommodating chamber into an upper chamber 50 and a lower chamber 60. Preferably, the partition 12 is a trapezoidal housing, which is reversely buckled in the opening of the base 1110 and is mounted on the base 1110 by screws, so as to divide the receiving cavity into an upper cavity 50 and a lower cavity 60.
The heat generating unit 30 is disposed in the upper chamber 50, and preferably, the heat generating unit 30 is disposed in the middle of the upper chamber 50; specifically, the heating tube is mounted on the top surface of the partition 12 by at least one bracket 31 so that the heating tube can be horizontally erected in the upper cavity 50 and surrounded by the mesh cover 20. Further, the heating tube is a heating tube with an annular structure, preferably a heating tube with an annular structure, and the center of the heating tube is located on the central axis of the mesh enclosure 20, so that the distance from any position on the heating tube to the mesh enclosure 20 is the same. Further, the heating tube is electrically connected to an external power source through a power supply circuit, and a power switch 112 is disposed thereon. After the power is on, the heating tube is connected and generates heat. It should be noted that, a user may pre-select a suitable diameter of the heating tube according to the heating power of the heating tube and the shape characteristics of the mesh enclosure 20, and further determine the relative distance between the heating tube and the mesh enclosure 20, thereby maintaining the outer surface of the mesh enclosure 20 at a suitable temperature. In addition, because the mesh enclosure 20 is mounted on the base 1110 through screws, when the heating tube needs to be replaced, the mesh enclosure is convenient to detach and replace.
When the heat-transfer plate is used, an external power supply is connected to a power supply circuit, the heating tube is connected to generate heat, a part of heat is dissipated from the air vent on the side wall of the mesh enclosure 20 under the action of air convection, and the other part of heat rises and is transferred to the heat-transfer plate 40; the user can use both hands to cover the outside of the mesh enclosure 20 to warm the hands, and the user can also place objects needing heat preservation, such as a teacup, on the heat transfer plate 40, and the heat generated by the heating tube is fully utilized to supply heat to the teacup, so that the purpose of heat preservation is achieved.
Example 2
This example 2 is substantially the same as example 1 except that: in this embodiment 2, please refer to fig. 4, the multifunctional hand warmer of the present invention further includes a blower 70; the fan 70 is a fan, and guides the heat of the heat generating unit 30 to be dissipated from the mesh cover 20.
Specifically, the fan 70 is disposed in the lower cavity 60 and is located right below the heat generating unit 30; the top of baffle 12 is equipped with a through-hole, therefore, fan 70 with the heating tube is the intercommunication, can carry out the motion and the transportation of air current, then the air current that fan 70 produced by the through-hole flows out, and the flow passes through heating unit 30, and then with the heat water conservancy diversion that heating unit 30 produced follow spill out in the screen panel 20, fan 70's effect is the heat of accelerating the heating tube production and spills out, and the user just can feel hot-blastly near the warmer, facilitates the use.
It should be noted that the fan and the heating tube can be connected to the same power supply circuit, and the fan and the heating tube are connected in series on the circuit, and controlled by a switch, that is, when the switch is pressed, the heating tube and the fan are simultaneously connected, the heating tube generates heat after being connected, and the fan generates air flow after being connected. Or the fan and the heating tube are in parallel connection on a circuit and are controlled by two different switches. The user can press different switches according to actual demand, can only put through the heating tube and use as the hand warmer, also can put through heating tube and fan simultaneously and use as small-size electric fan heater.
Compared with the prior art, the utility model provides a multifunctional hand warmer, through the adaptive arrangement of the heating tube and the mesh enclosure, a part of heat emitted by the heating tube can be transmitted out through the mesh enclosure by utilizing the natural convection of air, and the other part of heat rises and is stored in the heat transfer plate at the top of the mesh enclosure; when in use, the hands can be covered outside the mesh enclosure to achieve the purpose of warming the hands, and articles such as water cups and the like can be placed on the heat transfer plates to achieve the purpose of heat preservation. The utility model discloses the heat energy that make full use of heating tube produced has realized the multi-functionalization of hand warmer.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims (10)

1. A multifunctional hand warmer is characterized in that: comprises a base, a mesh enclosure, a heating unit and a heat transfer plate; the mesh enclosure is arranged on the base, the heat transfer plate is arranged at the top of the mesh enclosure, and an accommodating cavity is formed among the mesh enclosure, the base and the heat transfer plate; the heating unit is arranged in the accommodating cavity.
2. The multifunctional hand warmer of claim 1, wherein: the heating unit is a heating tube.
3. The multi-functional hand warmer of claim 2, wherein: the fan is used for guiding the heat of the heating unit to radiate from the mesh enclosure.
4. The multi-functional hand warmer of claim 3, wherein: the base is a semi-surrounding structure, the top of the base is provided with an opening, and the net cover is arranged at the opening end of the base to form the accommodating cavity.
5. The multi-functional hand warmer of claim 4, wherein: the base is provided with an opening end, and the base is provided with a containing cavity and a lower cavity.
6. The multi-functional hand warmer of claim 5, wherein: the heating tube is arranged in the upper cavity.
7. The multi-functional hand warmer of claim 6, wherein: the partition plate is provided with a through hole for communicating the upper cavity and the lower cavity, and the fan is arranged in the lower cavity.
8. The multi-functional hand warmer of claim 7, wherein: the heating tube is of an annular structure.
9. The multi-functional hand warmer of claim 8, wherein: the mesh enclosure is of an annular structure, and the center of the heating tube is located on the central axis of the mesh enclosure.
10. The multifunctional hand warmer of claim 1, wherein: the heat transfer plate is a metal flat plate.
CN202020147915.6U 2020-01-23 2020-01-23 Multifunctional hand warmer Active CN212308177U (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202020147915.6U CN212308177U (en) 2020-01-23 2020-01-23 Multifunctional hand warmer
US17/034,963 US20210231316A1 (en) 2020-01-23 2020-09-28 Multifunctional hand warmer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020147915.6U CN212308177U (en) 2020-01-23 2020-01-23 Multifunctional hand warmer

Publications (1)

Publication Number Publication Date
CN212308177U true CN212308177U (en) 2021-01-08

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020147915.6U Active CN212308177U (en) 2020-01-23 2020-01-23 Multifunctional hand warmer

Country Status (2)

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US (1) US20210231316A1 (en)
CN (1) CN212308177U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113332031A (en) * 2021-06-04 2021-09-03 偃师市三合绝热科技有限公司 Efficient heat release type hand warmer

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5230136B2 (en) * 2006-08-11 2013-07-10 三洋電機株式会社 Scallop
CN208983455U (en) * 2018-08-22 2019-06-14 深圳市融一凤巢设计发展有限公司 A kind of warm-air drier with hand warmer
CN210568816U (en) * 2019-09-30 2020-05-19 常州纺织服装职业技术学院 Heating device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113332031A (en) * 2021-06-04 2021-09-03 偃师市三合绝热科技有限公司 Efficient heat release type hand warmer

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