CN111976339A

CN111976339A - Hand warming pen

Info

Publication number: CN111976339A
Application number: CN202010822575.7A
Authority: CN
Inventors: 陈明伟
Original assignee: Anhui Institute of Information Engineering
Current assignee: Anhui Institute of Information Engineering
Priority date: 2020-08-14
Filing date: 2020-08-14
Publication date: 2020-11-24

Abstract

The invention discloses a hand warming pen, which belongs to the technical field of school supplies and comprises a pen holder, a pen point and a pen core, wherein the lower end of the pen holder is connected with the pen point, the middle part of the pen holder is provided with an upper end open cylindrical cavity for placing the pen core, the periphery of the cylindrical cavity is provided with an upper end open annular cavity along the outer wall of the pen holder, the annular cavity is internally detachably connected with an annular heating body which generates heat by pressing, and the upper end of the pen holder is provided with a sealing plug.

Description

Hand warming pen

Technical Field

The invention relates to the technical field of school supplies, in particular to a hand warming pen.

Background

The pen is our most common writing and drawing tool, it is also various to the transformation of pen structure among the prior art, mainly give the pen and provide more abundant functions, with the user demand who satisfies different crowds and different situation, writing pen among the prior art, in colder environment such as winter, the body is felt colder when the user holds the pen, it is relatively poor to write experience, some oily pens in addition, because the lower reason of temperature, the condition such as oil can not appear, can't accomplish and write the operation.

Disclosure of Invention

In order to solve the technical problem, the invention provides the hand warming pen, the internal annular heating body can be heated by pressing the outer part of the pen holder, the operation is simple and safe, the hand warming effect can be achieved when a user holds the pen in cold winter, the writing experience is improved, and the normal writing of the oil pen can be ensured.

In order to achieve the purpose, the technical scheme adopted by the invention for solving the technical problems is as follows: the hand warming pen comprises a pen holder, a pen point and a pen core, wherein the pen point is connected to the lower end of the pen holder, a cylindrical cavity with an opening at the upper end and used for placing the pen core is arranged in the middle of the pen holder, an annular cavity with an opening at the upper end is arranged on the outer wall of the pen holder, an annular heating body with a pressing type heating function is detachably connected in the annular cavity, and a sealing plug is arranged at the upper end of the pen holder.

Further, annular heat-generating body includes annular PVC bag, be provided with annular sheetmetal in the annular PVC bag, the annular PVC bag intussuseption is filled with supersaturated solution.

Further, the annular metal sheet covers the inside of the annular PVC bag, is formed by welding corrugated steel sheets end to end, and is provided with a plurality of hollow structures.

Furthermore, through holes are formed in two opposite sides of the upper portion of the pen holder, and elastic pressing components for pressing the annular metal sheet to enable supersaturated solution in the annular PVC bag to be solidified and release heat are arranged in the through holes.

Furthermore, the elastic pressing assembly comprises a button, a return spring and a push block, the button is arranged on the outer side of the through hole and is in clearance fit with the through hole, the push block is arranged on the inner side of the through hole in a blocking mode, and the button is connected with the push block through the return spring.

Furthermore, the sealing plug comprises an integrally formed plug body, and an annular sealing ring and a sealing cylinder which are arranged on one side of the plug body, wherein the sealing cylinder is arranged at the center of the plug body and is in sealing fit with an upper end port of the cylindrical cavity, and the annular sealing ring is arranged around the sealing cylinder and is in sealing fit with an upper end port of the annular cavity.

Further, the outer wall of the penholder is made of rubber materials and is tightly attached to the annular heating body, the inner wall of the penholder, which encloses the cylindrical cavity, is made of hard plastics, and the inner wall and the outer wall of the penholder are sealed and glued together.

The invention has the beneficial effects that:

1. according to the invention, the annular cavity is arranged in the pen holder, the annular heating body which can generate heat in a pressing mode is arranged in the annular cavity, when a user uses the hand warming pen to write, the annular metal sheet in the annular heating body is pressed to enable the annular metal sheet to vibrate and deform to generate kinetic energy, so that solute of supersaturated solution in the annular heating body is crystallized, the solution is changed into stable solid and releases heat, and therefore, the hand warming effect is achieved.

2. Annular sheetmetal in the annular heating element wherein is formed by the welding of ripple steel sheet head and the tail, and set up a plurality of hollow out construction on the annular sheetmetal, the weight of annular sheetmetal is light, elastic deformation is big, when pressing down the button and making ejector pad contact annular heating element surface time, use less pressure to make annular sheetmetal take place to shake and warp, because the annular sheetmetal covers inside annular heating element, the annular sheetmetal wholly takes place to shake and warp, it is exothermic to make the rapid crystallization of inside supersaturated solution, it is sensitive to make exothermic reaction, the hand warming effect is better.

3. The pen-holder outer wall wherein is formed by rubber material processing and hugs closely the annular heat-generating body, and rubber material has played heat retaining effect, prevents that the heat from scattering and disappearing too fast, and the inner wall of pen-holder is formed by rigid plastic processing, plays main supporting role to writing, holds this warm writing, has not only certain supporting role of gripping, and is softer comfortable with the part of hand contact moreover, has strengthened people's the experience of writing.

To sum up, this warm hand pen overall structure is simple, with low costs, can make inside annular heat-generating body generate heat through pressing the pen-holder outside and be used for warm hand when writing, and easy operation, safety have improved the experience of writing, have guaranteed the normal writing of oil pen.

Drawings

The contents of the expressions in the various figures of the present specification and the labels in the figures are briefly described as follows:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a sectional view of the ring-shaped heat-generating body in FIG. 1;

FIG. 3 is a front view of the ring-shaped metal sheet of FIG. 2;

the labels in the above figures are: 1. the pen comprises a pen holder, 11 parts of a cylindrical cavity, 12 parts of an annular cavity, 13 parts of a through hole, 2 parts of a pen point, 3 parts of a pen core, 4 parts of an annular heating body, 41 parts of an annular PVC bag, 42 parts of an annular metal sheet, 421 parts of a hollow structure, 5 parts of a sealing plug, 51 parts of a plug body, 52 parts of an annular sealing ring, 53 parts of a sealing cylinder, 6 parts of an elastic pressing component, 61 parts of a button, 62 parts of a reset spring and 63 parts of a push block.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.

In the description of the present invention, it should 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; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The specific implementation scheme of the invention is as follows: as shown in fig. 1, a hand warming pen, including pen-holder 1, nib 2 and refill 3, nib 2 is connected to the lower extreme of pen-holder 1, the middle part of pen-holder 1 is provided with the cylindrical cavity 11 of upper end open-ended that is used for placing refill 3, the periphery of cylindrical cavity 11 is provided with upper end open-ended annular cavity 12 along the outer wall of pen-holder 1, can dismantle in the annular cavity 12 and be connected with the annular heat-generating body 4 that the push type generates heat, the upper end of pen-holder 1 is provided with sealed end cap 5, when the user uses this hand warming pen to write, make it generate heat through pressing annular heat-generating body 4, thereby play the effect of warm hand, operation method is simple and safe, the experience of writing has been improved, also can.

Specifically, as shown in fig. 1, fig. 2 and fig. 3, the annular heating element 4 includes an annular PVC bag 41, the annular PVC bag 41 is filled with a supersaturated solution, the supersaturated solution is a supersaturated sodium acetate solution or gel, an annular metal sheet 42 is provided in the annular PVC bag 41, the annular metal sheet 42 covers the inside of the annular PVC bag 41, the annular metal sheet 42 is formed by welding corrugated steel sheets end to end, a plurality of hollow structures 421 are provided on the annular metal sheet 42, the annular metal sheet 42 is light in weight and large in elastic deformation, when the inside annular metal sheet 42 is pressed, the annular metal sheet 42 can be vibrated and deformed by using a small pressure, because the annular metal sheet 42 covers the inside of the annular PVC bag 41, the annular metal sheet 42 is vibrated and deformed, the supersaturated solution inside is rapidly crystallized and released heat, so that the heat release reaction is sensitive, and the hand warming effect is better.

Specifically, as shown in fig. 1, through holes 13 are provided at opposite sides of the upper portion of the barrel 1, elastic pressing members 6 for pressing the annular metal sheet 42 to solidify the supersaturated solution in the annular PVC bag 41 and release heat are provided in the through holes 13, the elastic pressing component 6 comprises a button 61, a return spring 62 and a push block 63, the button 61 is arranged at the outer side of the through hole 13 and is in clearance fit with the through hole 13, the push block 63 is blocked and arranged at the inner side of the through hole 13, the button 61 is connected with the push block 63 through the return spring 62, by pressing the button 61, the push block 63 acts on the push block 63 through the return spring 62, the push block 63 acts on the annular metal piece 42 of the annular heating element 4, the annular metal piece 42 is vibrated and deformed, the supersaturated solution in the inner part is rapidly crystallized and released heat, after the pressing is finished, the push button 61 is automatically reset by the return spring 62, and the push block 63 is also separated from the ring-shaped heat-generating body 4.

Specifically, as shown in fig. 1, the sealing plug 5 includes an integrally formed plug body 51, and an annular sealing ring 52 and a sealing cylinder 53 which are disposed on one side of the plug body 51, the sealing cylinder 53 is disposed at the center of the plug body 51 and is in sealing fit with the upper end port of the cylindrical cavity 11, the annular sealing ring 52 is disposed around the sealing cylinder 53 and is in sealing fit with the upper end port of the annular cavity 12, and the sealing plug 5 may be made of a rubber material, which is convenient for installation and disassembly.

Optimally, the outer wall of the pen holder 1 is processed by rubber materials and is tightly attached to the annular heating body 4, the rubber materials play a role in heat preservation, prevent the heat from losing too fast, the inner wall of the cylindrical cavity 11 enclosed in the pen holder 1 is processed by hard plastics, play a main holding supporting role for writing, the inner wall of the pen holder 1 and the outer wall are glued together through the special glue sealing glue of hard plastics, hold the hand warming pen, not only have certain holding supporting role, but also the outer wall part in contact with the hand is softer and more comfortable, and the comfort of writing of people is enhanced.

The working principle of the hand warming pen is as follows: when the external temperature is lower, the button 61 is pressed, the push block 63 acts on the push block 62 through the return spring 62, the push block 63 acts on the annular metal sheet 42 of the annular heating body 4, the annular metal sheet 42 is vibrated and deformed, so that the supersaturated solution in the button is quickly crystallized and released heat, after the pressing is finished, the button 61 automatically resets under the action of the return spring 62, the push block 63 is also separated from the annular heating body 4, heat transmitted by the annular heating body 4 transfers heat to the hands of a person through the outer wall of the penholder 1, and the heat can be generally preserved for about 1 hour. When the heat is very small and the annular heating body 4 needs to be heated again, the annular heating body 4 is taken out and put into boiling water for a period of time, the solidified body in the annular heating body 4 is dissolved and then recovered, and the solidified body can be put into the pen holder 1 for reuse according to the steps.

While the foregoing is directed to the principles of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow.

Claims

1. The hand warming pen comprises a pen holder (1), a pen point (2) and a pen core (3), and is characterized in that the pen point (2) is connected to the lower end of the pen holder (1), a cylindrical cavity (11) with an upper end opening and used for placing the pen core (3) is arranged in the middle of the pen holder (1), the periphery of the cylindrical cavity (11) is arranged on the outer wall of the pen holder (1) and provided with an annular cavity (12) with an upper end opening, an annular heating body (4) capable of heating in a pressing mode is detachably connected into the annular cavity (12), and a sealing plug (5) is arranged at the upper end of the pen holder (1).

2. The hand-warming pen of claim 1, wherein: the annular heating body (4) comprises an annular PVC bag (41), an annular metal sheet (42) is arranged in the annular PVC bag (41), and supersaturated solution is filled in the annular PVC bag (41).

3. The hand-warming pen of claim 2, wherein: annular sheetmetal (42) cover inside annular PVC bag (41), just annular sheetmetal (42) are formed by corrugated steel piece end to end welding, be provided with a plurality of hollow out construction (421) on annular sheetmetal (42).

4. A hand warming pen according to claim 2 or 3, wherein: through holes (13) are formed in two opposite sides of the upper portion of the pen holder (1), and elastic pressing assemblies (6) for pressing the annular metal sheets (42) to enable supersaturated solution in the annular PVC bag (41) to be solidified and release heat are arranged in the through holes (13).

5. The hand-warming pen of claim 4, wherein: the elastic pressing assembly (6) comprises a button (61), a reset spring (62) and a push block (63), the button (61) is arranged on the outer side of the through hole (13) and is in clearance fit with the through hole (13), the push block (63) is blocked and arranged on the inner side of the through hole (13), and the button (61) is connected with the push block (63) through the reset spring (62).

6. The hand-warming pen of claim 1, wherein: the sealing plug (5) comprises an integrally formed plug body (51) and an annular sealing ring (52) and a sealing cylinder body (53) which are arranged on one side of the plug body (51), the sealing cylinder body (53) is arranged at the center of the plug body (51) and is in sealing fit with an upper end port of the cylindrical cavity (11), and the annular sealing ring (52) is arranged on the periphery of the sealing cylinder body (53) and is in sealing fit with an upper end port of the annular cavity (12).

7. The hand-warming pen of claim 1, wherein: the outer wall of the pen holder (1) is made of rubber materials and is tightly attached to the annular heating body (4), the inner wall of the cylindrical cavity (11) enclosed in the pen holder (1) is made of hard plastics, and the inner wall and the outer wall of the pen holder (1) are sealed and glued together.