KR102503869B1 - Double neckband with heat insulating layer - Google Patents

Abstract

A double neckband with a heat insulating layer according to the present invention comprises: an inner tube which contains a heat storing material and a color on the outer surface; an outer tube which forms the exterior while accommodating the inner tube and is wrapped around a neck of a user; and a heat insulating layer which has a heat insulating function by filling a heat insulating material between the outer tube and the inner tube. A method for manufacturing a double neckband with a heat insulating layer by the present invention successively performs a tube preparing step of preparing the inner tube which contains the heat storing material and the color on the outer surface, and the outer tube which forms an opening unit to accommodate the inner tube; an outer tube reversing step of exposing the inside of the outer tube to the outside and reversing the same; an inner tube inserting step of inserting the inner tube inside the reversed outer tube; an heat insulating material injecting step of injecting the heat insulating material between the outer tube and the inner tube; and an outer tube sealing step of forming the heat insulating layer by sealing the heat insulating material injected inside the outer tube to prevent leakage. The present invention remarkably reduces a weight of the neckband.

Description

Double neckband with heat insulating layer {Double neckband with heat insulating layer}

The present invention relates to a double neckband having a heat insulating layer and a method for manufacturing the same, and more particularly, to an inner tube having a heat storage material embedded therein, and an outer tube that is sealed while accommodating the inner tube and the heat insulating material to form an exterior. It relates to a double neckband composed of a tube and having an insulating layer and a manufacturing method thereof.

The present invention is a double neckband having an insulating layer to improve aesthetics and design by making at least a part of the outer tube transparent and the inner tube having a color so that the inner tube can be seen through, and its It's about manufacturing methods.

The present invention relates to a double neckband having a heat insulating layer that can be used not only in summer but also in winter according to a heat storage material and a manufacturing method thereof.

The present invention is a double neckband with a heat insulating layer that prevents emotional dissatisfaction by limiting the movement of the inner tube inside the outer tube by joining a part of the inner tube together when the outer tube is sealed, and manufacturing the same It's about how.

The present invention relates to a double neckband having a heat insulating layer and a method for manufacturing the same, which can reduce weight by adopting air as a heat insulating material, increase heat insulation efficiency, and relieve emotional complaints due to a soft fit.

The present invention relates to a double neckband having a heat insulation layer and a method for manufacturing the same, in which an outer tube is formed by laminating and bonding different materials to improve airtightness.

For example, when field workers, athletes, students, or the general public engage in indoor or outdoor activities in hot summer weather when the temperature is high, a lot of heat is generated in the body, which can rapidly deteriorate the body's functions and, in severe cases, cause heat stroke. may be

Therefore, in order to cool down the heat from the body, it can be solved by consuming cold drinking water or ice cream, or entering an air-conditioned space.

However, continuously consuming cold drinking water or ice cream to cool the body heat can cause headaches or stomach upset, and it is difficult to find a cooling space.

On the other hand, another way to cool down the body heat on a day with high temperature is to wipe the body part including the face with a towel soaked in water to feel cool through the evaporation heat phenomenon.

In addition, you can feel the coolness by putting ice in your pocket and bringing it into contact with your body.

However, this method has a problem in that as the moisture evaporates, it is necessary to repeatedly wet the towel or replenish ice in the pocket, etc., which not only causes inconvenience, but also cannot be used in an environment where water or ice cannot be easily found around. .

Accordingly, Republic of Korea Patent Registration No. 10-1977325 discloses a neck ice cooling package that can feel cool through a cooling medium when worn on the neck as shown in FIG. 1, is reusable through rapid freezing, and is easy to carry and store. has been

In addition, Republic of Korea Patent Registration No. 10-1948865 discloses a neck cooling tube capable of temperature control to easily secure safety during carrying and storage as shown in FIG.

In addition, Korean Patent Registration No. 10-2506013 configures a fiber layer capable of cooling by moisture evaporation on the surface of the tube body as shown in FIG. Disclosed is a wearable cooling tube capable of cooling down and maximizing a cooling effect.

In addition, Republic of Korea Patent Publication No. 10-2020-0097644 discloses a neck cooling device capable of confirming how much the refrigerant material accommodated therein is melted as shown in FIG.

However, the prior art has a problem in that the cooling efficiency is lowered because the built-in refrigerant medium is made of a single material and the use time is remarkably short.

In addition, even though the product is worn to be exposed to the outside, it is not preferable because the design is poor.

In addition, since it shows a constant use temperature when stored in a freezer and used, there is a problem in that convenience is reduced for sensitive infants to use.

In addition, since the entire inside of the tube is filled with a refrigerant, it is impossible to reduce the weight, and the cool air of the refrigerant medium is in close contact with the outside through the tube, causing loss of cold air, which is undesirable.

An object of the present invention is to solve the problems of the prior art as described above, and is composed of an inner tube having a built-in heat storage material therein, and an outer tube that is sealed while receiving the inner tube and the heat insulating material to form an exterior, It is to provide a double neckband having a heat insulating layer and a manufacturing method thereof.

Another object of the present invention is to provide a double insulation layer having at least a part of the outer tube transparent, and the inner tube having a color so that the inner tube can be seen through, so that aesthetics and design can be improved. It is to provide a neckband and its manufacturing method.

Another object of the present invention is to provide a double neckband having a heat insulating layer and a method for manufacturing the same, which can be used not only in summer but also in winter according to the heat storage material.

Another object of the present invention is to join a part of the inner tube together when the outer tube is sealed, thereby limiting the movement of the inner tube inside the outer tube, thereby preventing the bias and thereby minimizing emotional dissatisfaction. It is to provide a neckband and its manufacturing method.

Another object of the present invention is to provide a double neckband with a heat insulating layer and a method for manufacturing the same, which can reduce weight by adopting air as a heat insulating material, increase heat insulation efficiency, and relieve emotional complaints due to a soft fit. is in doing

Another object of the present invention is to provide a double neckband and a manufacturing method thereof having an insulating layer in which an outer tube is formed by laminating and bonding different materials so that airtightness can be improved.

A double neckband with a heat insulating layer according to the present invention includes an inner tube having a built-in heat storage material and having a color on the outer surface, an outer tube that forms an appearance while accommodating the inner tube and is wrapped around the user's neck; It is characterized in that it is configured to include a heat insulating layer having a heat insulating function in which a heat insulating material is filled between the outer tube and the inner tube.

The insulating material is characterized in that air is adopted.

The outer tube has a form in which a first layer made of TPU (Thermoplastic Polyurethane) and a second layer made of PE (Polyethylene) are bonded, and the second layer has a lower porosity than the first layer. .

A method of manufacturing a double neckband having a heat insulating layer according to the present invention includes a tube preparation step of preparing an inner tube having a color on the outer surface of which a heat storage material is embedded and an outer tube having an opening formed to accommodate the inner tube; An outer tube inversion step of exposing the inside of the outer tube to the outside and inverting it, an inner tube insertion step of inserting the inner tube into the inverted outer tube, and a heat insulating material injecting a heat insulating material between the outer tube and the inner tube. It is characterized in that it is manufactured by sequentially performing an injection step and an outer tube sealing step of forming a heat insulating layer by sealing the insulating material injected into the outer tube so as not to leak.

In the tube preparation step, the outer tube is characterized in that openings are formed only in the remaining parts except for both ends.

In the tube preparation step, the opening is formed on the outer side of the outer tube, and the inner side is bonded using an ultrasonic bonding method.

In the step of inverting the outer tube, an opening is formed on the outer side of the inverted outer tube, and the inner portion bonded by the ultrasonic bonding method is accommodated into the outer tube.

A double neckband having a heat insulating layer and a method for manufacturing the same according to the present invention are composed of an inner tube having a built-in heat storage material and an outer tube that is sealed while receiving the inner tube and the heat insulating material to form an exterior, so that the heat insulating layer is formed. are provided

Therefore, the weight can be remarkably reduced due to the formation of the heat insulating layer, and there is an advantage in that the cooling duration is increased by delaying heat absorption of the heat storage material.

In addition, in the present invention, aesthetics and design can be improved by configuring at least a part of the outer tube to be transparent and the inner tube to have a color so that the inner tube can be seen through.

In addition, since it can be used not only in summer but also in winter depending on the heat storage material, convenience of use and desire to purchase can be increased.

In addition, when the outer tube is sealed, a portion of the inner tube is joined together to limit the movement of the inner tube inside the outer tube, thereby preventing the inner tube from leaning, thereby minimizing emotional dissatisfaction.

In addition, by adopting air as an insulating material, weight reduction is possible, insulation efficiency is increased, and emotional dissatisfaction can be resolved due to a soft fit.

In addition, since the outer tube is formed by laminating and bonding different materials, airtightness can be improved.

1 is a perspective view showing the structure of a neck ice cooling package disclosed in Korean Patent Registration No. 10-1977325.
Figure 2 is a perspective view showing the structure of the temperature controllable neck cooling tube disclosed in Korean Patent Registration No. 10-1948865.
3 is a perspective view showing the structure of a wearable cooling tube disclosed in Korean Patent Registration No. 10-2506013;
4 is a perspective view showing the structure of a neck cooling device disclosed in Korean Patent Publication No. 10-2020-0097644;
5 is a real photograph showing the appearance of a double neckband having a heat insulating layer according to the present invention.
Figure 6 is a schematic view showing the internal structure of a double neckband having a heat insulating layer according to the present invention.
7 is a cross-sectional view taken along line A-A' of FIG. 6 showing the internal structure of a double neckband having a heat insulating layer according to the present invention;
8 is a BB' cross-sectional view of FIG. 6 showing the internal structure of a double neckband having a heat insulating layer according to the present invention;
9 is a process flow chart showing a method of manufacturing a double neckband having a heat insulating layer according to the present invention.
10 is a real photograph showing the appearance of an inner tube and an outer tube prepared in a tube preparation step, which is one step in the manufacturing method of a double neckband having a heat insulating layer according to the present invention.
11 is a real photograph showing an outer tube whose inside and outside is reversed according to an outer tube inversion step, which is one step in the manufacturing method of a double neckband having a heat insulating layer according to the present invention.
12 is a real-life photograph showing the state in which the inner tube is inserted according to the inner tube insertion step, which is one step in the method of manufacturing a double neckband having a heat insulating layer according to the present invention.
Figure 13 is a cross-sectional view showing a coupling structure of another embodiment of an outer tube and an inner tube in a double neckband having a heat insulating layer according to the present invention.
14 is a real photograph showing the appearance of another embodiment of a double neckband having a heat insulating layer according to the present invention.
15 is a longitudinal cross-sectional view taken along line C-C′ of FIG. 14 showing the internal structure of another embodiment of a double neckband having a heat insulating layer according to the present invention;

Hereinafter, the configuration of a double neckband (hereinafter referred to as 'double neckband 100') having a heat insulating layer 160 according to the present invention will be described with reference to FIG. 5 attached thereto.

5 shows a real photograph showing the exterior of the double neckband 100 having the heat insulating layer 160 according to the present invention.

Prior to this, the terms or words used in this specification and claims should not be interpreted in a conventional and dictionary sense, and the inventor may appropriately define the concept of the term in order to explain his/her invention in the best way. It should be interpreted as a meaning and concept consistent with the technical idea of the present invention based on the principle that there is.

Therefore, the embodiments described in this specification and the configurations shown in the drawings are only one preferred embodiment of the present invention, and do not represent all of the technical spirit of the present invention, so various equivalents that can replace them at the time of the present application. It should be understood that there may be waters and variations.

As shown in the drawing, the double neckband 100 according to the present invention can be stored in a freezer and then taken out and worn around the neck to cool down the heat of the body, and can be used around the neck in a warm state in winter.

That is, the double neckband 100 can be used cold or warm by the inner tube 120 having a built-in heat storage material (see reference numeral H in FIG. 6) and having a color on the outer surface, and the heat storage material (H) is used in various ways depending on the use time and purpose of the double neckband 100.

The heat storage material (H) may be configured to include any one or more of tetradecane, hexadecane, and octadecane to supply a cooling sensation to the user for a long time.

In addition, the heat storage material (H) may be used to selectively provide a feeling of coolness or warmth by adopting a polymer gel.

An outer tube 140 is provided outside the inner tube 120 . The outer tube 140 forms the appearance of the double neckband 100, and has a ring shape as a part that actually contacts when it is wrapped around the user's neck, but has a part open.

Therefore, the opened portion can be widened and placed around the user's neck, and a feeling of coolness or warmth can be provided by the heat storage material H of the inner tube 120 built inside.

The outer tube 140 is configured to see through the inside. This is to have an aesthetic sense by allowing the inner tube 120 embedded inside the outer tube 140 to be seen from the outside of the double neckband 100.

In the embodiment of the present invention, the outer tube 140 is configured to be partially transparent rather than completely transparent, and as shown in FIG. 5, it can be confirmed that the inner tube 120 having a purple color is reflected inside the outer tube 140. there is.

An insulating layer (refer to reference numeral 160 in FIG. 6 ) is provided between the outer tube 140 and the inner tube 120 .

A detailed configuration of the double neckband 100 will be described below with reference to FIGS. 6 to 8 attached thereto.

6 is a schematic diagram showing the internal structure of the double neckband 100 having a heat insulating layer 160 according to the present invention, and FIG. 7 shows a double neckband 100 having a heat insulating layer 160 according to the present invention. 6 is shown, and FIG. 8 shows the internal structure of the double neckband 100 having a heat insulating layer 160 according to the present invention. A cross-sectional view of section B' is shown.

First, as shown in FIG. 6, the double neckband 100 is provided with a closed inner tube 120 filled with heat storage material H, and the inner tube 120 has a ring shape and has an open bottom. has been In addition, the inner tube 120 is made of TPU (Thermoplastic Polyurethane) material harmless to the human body, and two horseshoe-shaped sheets are overlapped and only the edges are ultrasonically welded.

In addition, since the protruding portion (refer to reference numeral N in FIG. 7) that is fused by ultrasonic waves may cause damage to the inner circumferential surface of the outer portion, the inner tube 120 is turned inside out so that the protruding portion N is located inside. After the heat storage material H is injected, the injection hole is sealed.

The outer tube 140 has a shape similar to that of the inner tube 120, but is larger than the inner tube 120 so that the inner tube 120 and the insulating material (I) can be filled at the same time.

In the embodiment of the present invention, air is applied to the insulating material (I) filled inside the outer tube 140, and dry air is more preferable by lowering the humidity.

The outer tube 140, like the inner tube 120, is also manufactured by overlapping two horseshoe-shaped sheets and ultrasonically welding only the edges, and the fusion part W protruded by ultrasonic welding can scratch the user's skin. Therefore, as shown in FIG. 7, it is preferable to fill the insulating material (I) in a state where the fusion part is turned inside out.

A shielding part 180 is provided outside the outer tube 140 . The shielding part 180 performs a function of filling the outer tube 140 with the insulating material (I) and then disconnecting the insulating material (I) from leaking to the outside. The shielding part 180 is ultrasonic It is applied by fusion method.

And the portion where the shielding part 180 is located is the last place to be fused after filling the inside of the outer tube 140 with the insulating material (I), and the finishing part protruding outward when viewed from the outer tube 140 (FIG. 8 The reference numeral F) of is formed.

Therefore, the shielding part 180 can be configured so that the finishing part F is not exposed to the outside by fusing together a TAG having a manufacturer's name or logo and brief functions.

Hereinafter, a method of manufacturing the double neckband 100 will be described with reference to FIGS. 9 to 12 attached thereto.

9 is a process flow chart showing a method of manufacturing a double neckband 100 having a heat insulating layer 160 according to the present invention, and FIG. It is a real picture showing the appearance of the inner tube 120 and the outer tube 140 prepared in the tube preparation step (S100), which is one step in the manufacturing method, and FIG. 11 is a double neckband with a heat insulating layer 160 according to the present invention. It is a real picture showing the outer tube 140 inverted inside and out according to the outer tube inversion step (S200), which is one step in the manufacturing method of (100), and FIG. 12 is a double neck with a heat insulating layer 160 according to the present invention. It is a real picture showing the inner tube 120 inserted according to the inner tube insertion step (S300), which is one step in the manufacturing method of the band 100.

First, as shown in FIG. 9, the double neckband 100 is a tube preparation step of preparing an inner tube 120 with a built-in heat storage material and an outer tube 140 having an opening (reference numeral O in FIG. 10) formed therein. (S100), the outer tube inversion step (S200) of exposing and inverting the inside of the outer tube 140 to the outside, and the inner tube insertion of inserting the inner tube 120 into the inverted outer tube 140 A step (S300), a heat insulating material injection step (S400) of injecting a heat insulating material (I) between the outer tube 140 and the inner tube 120, and the heat insulating material injected into the outer tube 140 ( I) is manufactured by sequentially performing the outer tube sealing step (S500) of forming the heat insulating layer 160 by sealing so as not to leak.

The tube preparation step (S100) is a process of preparing the inner tube 120 and the outer tube 140, respectively, as shown in FIG. 10, the inner tube 120 is sealed inside with the heat storage material (H) filled. there is.

In addition, the outer tube 140 is formed by overlapping two horseshoe-shaped sheets, and then ultrasonically welding the entire inner arc, the lower end, and only the lower part of the outer arc.

Therefore, as seen in FIG. 10, the outer tube 140 prepared in the tube preparation step (S100) is prepared so that the upper outer portion is opened so that the inside can be opened.

When the inner tube 120 and the outer tube 140 are prepared in the tube preparation step (S100), the outer tube inversion step (S200) is performed. The outer tube inversion step (S200) is a process of inverting the inside and outside of the outer tube 140 formed in two layers so that the inside is exposed to the outside. It becomes the same form and has a form similar to that of FIG.

However, in the outer tube 140 prepared in the tube preparation step (S100), the fusion part remains protruding outward due to the ultrasonic welding operation. When the outer tube reversal step (S200) is performed, the fusion part ), it is located inside the user's neck to prevent emotional dissatisfaction when used.

After the outer tube inversion step (S200), the inner tube insertion step (S300) is performed. That is, as shown in FIG. 12, the inner tube 120 is inserted into the inner tube 120 through the opening O of the outer tube 140.

At this time, the lower portion ultrasonically welded in the outer tube 140 accommodates both ends of the inner tube 120 to prevent separation, and the inner arc portion of the outer tube 140 is also ultrasonically welded.

Thereafter, a heat insulating material injection step (S400) is performed in a state in which a portion of the opening O is slightly more fused to leave only a portion where the heat insulating material I is to be injected. In the heat insulating material injection step (S400), the outer tube 140 is filled with air, and since this air is injected in a low humidity state, freezing and the like can be prevented.

After the insulating material injection step (S400), the outer tube sealing step (S500) is performed. In the actual process, the outer tube sealing step (S500) is performed at the same time that the insulation material injection step (S400) is completed, and when the outer tube sealing step (S500) is completed, the inner tube 120 is embedded as shown in FIG. The outer tube 140 may be formed, and the heat insulating layer 160 is formed by the heat insulating material (I) inside the outer tube 140.

Meanwhile, the double neckband 100 may be implemented by changing the coupling structure of the inner tube 120 and the outer tube 140 as shown in FIG. 13 .

13 is a cross-sectional view showing a coupling structure of another embodiment of an outer tube 140 and an inner tube 120 in a double neckband 100 having a heat insulating layer 160 according to the present invention, and in the above-described embodiment, the inner tube The tube 120 is inserted into the outer tube 140 in an uncoupled state, but in another embodiment, the inner tube 120 is configured in a state in which a part of the outer tube 140 is coupled.

That is, the extension part 128 may be integrally provided on the outside of the inner tube 120 so that the extension part 128 is welded ultrasonically like the closing part F and the shielding part 180.

Therefore, the inner tube 120 maintains a certain distance without changing the separation distance inside the outer tube 140, so that the function of the heat insulating layer 160 can be efficiently exhibited.

The scope of the present invention is not limited to the above-exemplified embodiments, and many other modifications based on the present invention will be possible for those skilled in the art within the above technical scope.

For example, in the embodiment of the present invention, the outer tube 140 is configured so that the inner tube 120 is transparent by applying a transparent material, but it can be implemented by changing as shown in FIGS. 14 and 15.

14 is a real photograph showing the appearance of another embodiment of a double neckband 100 having a heat insulating layer 160 according to the present invention, and FIG. 15 is a double neckband 100 having a heat insulating layer 160 according to the present invention. ) is a longitudinal cross-sectional view of C-C' of FIG. 14 showing the internal structure of another embodiment. As shown in FIG. 14, the outer band does not necessarily have to be transparent, and as shown in FIG. 15, the outer tube 140 has a plurality of layers It is also possible to change the form.

More specifically, the outer tube 140 accommodates the insulating material (I) therein, and is preferably configured to have a low porosity so as not to leak to the outside.

Accordingly, the outer tube 140 has a form in which the first layer 142 and the second layer 144 are bonded, as shown in FIG. 15, and the second layer located on the outside has a lower porosity than the first layer. Leakage of the insulating material (I) can be minimized.

In the embodiment of the present invention, TPU (Thermoplastic Polyurethane) is used as the first layer, PE (Polyethylene) is applied as the second layer, and the second layer is formed thicker than the first layer to minimize air leakage. this is preferable

An adhesive member may be interposed between the first layer and the second layer to maintain the attached state.

100. Double neckband with insulation layer 120. Inner tube
128. Extension 140. Outer tube
160. Insulation layer 180. Shield
F. Closure H . heat storage material
I. Insulation material N . projection part
O. Opening S100. tube preparation step
S200. Outer tube inversion step S300. Inner tube insertion step
S400. Insulation material injection step S500. Outer tube sealing step
W. Fusion Splint Cooling Band

Claims (7)

An inner tube having a built-in heat storage material and having a color on the outer surface;
An outer tube that forms an appearance while accommodating the inner tube and is wrapped around the user's neck;
In the double neckband having a heat insulating layer comprising a heat insulating layer having a heat insulating function in which a heat insulating material is filled between the outer tube and the inner tube,
Air is adopted as the insulating material,
The outer tube,
A double layer having a heat insulating layer characterized in that a first layer made of TPU (Thermoplastic Polyurethane) and a second layer made of PE (Polyethylene) are bonded, and the second layer has a lower porosity than the first layer. neckband.
The double neckband with a heat insulating layer according to claim 1, wherein the heat storage material (H) is configured to include at least one of tetradecane, hexadecane, octadecane, and polymer gel.
[3] The double neckband according to claim 2, wherein the outer tube is configured such that the inner tube is transparent from the outside.
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