Neck-hanging ice compress neck ring capable of refrigerating

Abstract

The utility model discloses a neck-hanging ice compress neck strap capable of refrigerating, which relates to the technical field of refrigerating equipment and comprises a neck strap support, a radiating component, a refrigerating sheet, a fan, a non-metal shell, a cold storage material layer and an electric control component. Wherein the neck strap support and the non-metal shell are elastic respectively, so that the cooling neck strap capable of refrigerating can be unfolded to be sleeved on the neck or unfolded to be taken down from the neck, the electric control assembly is used for controlling the refrigerating piece to refrigerate and controlling the fan to rotate, and the fan supplies air into the air duct after rotating. The through holes in the air channel are used for being communicated with the heat dissipation assembly, when air in the air channel passes through the through holes, part of heat of the refrigeration piece can be taken away, heat dissipation and cooling are conducted on the refrigeration piece, then the continuous cooling capacity of the refrigeration piece is enhanced, the air outlets can further provide airflow to blow to the head, cooling is helped, and the cooling effect of the neck-hanging ice compress neck ring capable of achieving refrigeration is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to refrigeration equipment technical field especially relates to a kind of neck cooling neck ring of refrigeration. BACKGROUND

[0002] The cooling neck collar using phase change material or other gel material as filler on the market usually only utilizes the self-characteristics of material to store cold, and the storage capacity is limited, so it needs to be naturally stored or put into refrigerator to store cold after a period of use, which is not good experience. Therefore, another kind of neck product using refrigeration sheet to cool down appears on the market. The neck product absorbs heat through the shell contacting skin and transfers the heat to the refrigeration sheet to achieve cooling. However, the cooling efficiency is not high enough by using the refrigeration sheet only, and the cooling effect of the neck product will decrease significantly when the heat is accumulated. SUMMARY

[0003] The main purpose of the utility model is to provide a kind of neck cooling neck ring of refrigeration, to solve the problem that the cooling efficiency of the existing neck product is not high enough by using the refrigeration sheet only, and the cooling effect of the neck product will decrease significantly when the heat is accumulated.

[0004] To achieve the above purpose, the utility model provides a kind of neck cooling neck ring of refrigeration, which comprises:

[0005] A neck support, the neck support has elasticity;

[0006] A heat dissipation assembly, the heat dissipation assembly is arranged on the neck support and forms an air duct inside, one side of the air duct is provided with a through hole, and the heat dissipation assembly is provided with an air inlet and an air outlet;

[0007] A refrigeration sheet, the refrigeration sheet is arranged on one side outside the heat dissipation assembly and covers the through hole;

[0008] A fan, the fan is arranged at the end of the neck support and close to the air inlet of the heat dissipation assembly, and the air outlet direction of the fan is towards the air inlet;

[0009] A non-metallic shell, the non-metallic shell has elasticity and is arranged on one side of the inner ring of the neck support, and part of the non-metallic shell is connected with one side of the heat dissipation assembly, and the non-metallic shell has a material filling part;

[0010] A cold storage material layer, the cold storage material layer is arranged in the material filling part of the non-metallic shell and contacts the refrigeration sheet and the inner side of the non-metallic shell;

[0011] An electric control assembly, the electric control assembly is arranged on the neck support and electrically connected with the refrigeration sheet and the fan.

[0012] Optionally, the end of the neck support is provided with a protective shell for protecting the fan, the protective shell has an air inlet side and an air outlet side, the air outlet side of the protective shell is connected and communicated with one end of the heat dissipation assembly provided with the air inlet, the fan is arranged in the protective shell, and the air outlet direction of the fan is towards the air outlet side of the protective shell.

[0013] Optionally, the air inlet side of the protective shell is provided with a steel mesh, and the fan is arranged on one side of the steel mesh close to the air inlet.

[0014] Optionally, the fan is provided with two, and the two fans are arranged at two ends of the neck support respectively, the neck support is provided with two heat dissipation assemblies, and each heat dissipation assembly is provided with the cooling fin respectively, and the air inlets of the two heat dissipation assemblies correspond to the two fans respectively.

[0015] Optionally, the cooling fin on the heat dissipation assembly is provided with a plurality of cooling fins, and the plurality of cooling fins are uniformly distributed on the heat dissipation assembly respectively.

[0016] Optionally, the heat dissipation assembly comprises a heat dissipation fin and a heat dissipation support; the neck support is provided with a bayonet, the heat dissipation support is arranged on one side of the inner ring of the neck support, the heat dissipation fin is arranged in the bayonet and seals the bayonet, so as to enclose the neck support and the heat dissipation support and form the air duct, and the heat dissipation fin is arranged opposite to the through hole and the cooling fin.

[0017] Optionally, one side of the heat dissipation fin in the air duct is provided with a protrusion, the protrusion penetrates the through hole and contacts one side of the cooling fin.

[0018] Optionally, along the air inlet direction of the air inlet, the inner side of the heat dissipation support is provided with a plurality of guide grooves, the heat dissipation fin is provided with a plurality of guide holes, and each guide hole is in communication with each guide groove and corresponds to each guide groove.

[0019] Optionally, the air outlet is provided with a plurality of air outlets, and each air outlet is in communication with each guide groove and corresponds to each guide groove.

[0020] Optionally, the inner side of the neck support is provided with a mounting bin, the electric control assembly is arranged in the mounting bin, and one end of the heat dissipation assembly away from the air inlet is connected with one side of the mounting bin.

[0021] The neck cooling hanging neck ice compress neck ring with the function of refrigeration comprises a neck ring support, a heat dissipation assembly, a refrigeration sheet, a fan, a non-metallic shell, a cold storage material layer and an electric control assembly; wherein, the neck ring support and the non-metallic shell are respectively provided with elasticity, so as to conveniently support and open the neck cooling hanging neck ice compress neck ring with the function of refrigeration on the neck or take it off from the neck, the electric control assembly is used for controlling the refrigeration of the refrigeration sheet and the rotation of the fan, and after the rotation of the fan, air is sent into the air duct, and when the air in the air duct passes through the through hole, part of the heat of the refrigeration sheet is taken away and the refrigeration sheet is cooled, thereby enhancing the continuous cooling capacity of the refrigeration sheet, and the air outlet can also provide air flow to the head to help cooling and improve the cooling effect of the neck cooling hanging neck ice compress neck ring with the function of refrigeration. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor on the basis of the drawings shown.

[0023] Fig. 1 An explosion view of one embodiment of the neck cooling hanging neck ice compress neck ring with the function of refrigeration provided by the present application;

[0024] Fig. 2 A structure schematic view of one embodiment of the neck cooling hanging neck ice compress neck ring with the function of refrigeration provided by the present application;

[0025] Fig. 3 A structure schematic view of one embodiment of the heat dissipation assembly in the present application;

[0026] Fig. 4 A structure schematic view of one embodiment of the heat dissipation support in the present application;

[0027] Fig. 5 A structure schematic view of one embodiment of the heat dissipation sheet in the present application;

[0028] Fig. 6 A structure schematic view of another embodiment of the heat dissipation sheet in the present application.

[0029] EXPLANATION OF DRAWINGS:

[0030] 1, neck collar support; 101, protective shell; 102, bayonet; 103, mounting bin; 2, heat dissipation assembly; 201, heat dissipation support; 202, heat dissipation fin; 203, air inlet; 204, air outlet; 205, air duct; 206, through hole; 207, protrusion; 208, flow guide groove; 209, flow guide hole; 3, refrigeration fin; 4, fan; 5, non-metallic shell; 6, cold storage material layer; 7, electric control assembly; 8, steel mesh.

[0031] The realization, functional features and advantages of the utility model will be further described with reference to the drawings in combination with embodiments. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the utility model will be clearly and completely described below in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0033] It should be noted that if the embodiments of the utility model involve directional indications (such as up, down, left, right, front, back, etc.), the directional indications are only used to explain the relative position relationship, movement condition, etc. between components in a certain posture, and if the certain posture changes, the directional indications also change accordingly.

[0034] In addition, if the embodiments of the utility model involve descriptions such as "first", "second", etc., the descriptions of "first", "second", etc. are only for description purposes, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include at least one feature. In addition, "and / or" or "and / or" appearing throughout the text means that the three parallel schemes are included, taking "A and / or B" as an example, including A scheme, or B scheme, or A and B simultaneously meet the scheme. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the realization of the ordinary skill in the art, and when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, and is not within the protection scope required by the utility model.

[0035] The cooling neck-hung necklace using phase change material or other gel material as filler on the market usually only uses the characteristics of the material itself to store cold, and the cold storage capacity is limited. After a period of use, it needs to be naturally cooled or put in the refrigerator to store cold, which is not good experience. Therefore, another neck-hung product using a refrigeration sheet appears on the market. The neck-hung product absorbs heat through the shell contacting the skin and transmits the heat to the refrigeration sheet to achieve cooling. However, the cooling efficiency is not high enough by using the refrigeration sheet only, and the cooling effect of the neck-hung product will decrease significantly when the heat is accumulated in the refrigeration sheet. And the neck-hung products on the market usually use a metal shell to contact the skin. Although the metal shell has good cooling effect, it is too irritating to the skin.

[0036] Therefore, the utility model provides a neck-hung ice compress neck ring with refrigeration function to solve the above problems.

[0037] Please refer to Figs. 1-3 In an embodiment of the utility model, the neck-hung ice compress neck ring with refrigeration function comprises a neck ring support 1, which has elasticity. A heat dissipation assembly 2 is arranged on the neck ring support 1 and forms an air duct 205 inside. One side of the air duct 205 is provided with a through hole 206. The heat dissipation assembly 2 is provided with an air inlet 203 and an air outlet 204. A refrigeration sheet 3 is arranged on the outside of the heat dissipation assembly 2 and covers the through hole 206. A fan 4 is arranged at the end of the neck ring support 1 and close to the air inlet 203 of the heat dissipation assembly 2. The air outlet direction of the fan 4 is towards the air inlet 203. A non-metallic shell 5 is arranged on the inner side of the neck ring support 1 and has elasticity. Part of the non-metallic shell 5 is connected with one side of the heat dissipation assembly 2. The non-metallic shell 5 has a material filling part. A cold storage material layer 6 is arranged in the material filling part of the non-metallic shell 5 and contacts the refrigeration sheet 3 and the inner side of the non-metallic shell 5. An electric control assembly 7 is arranged on the neck ring support 1 and is electrically connected with the refrigeration sheet 3 and the fan 4.

[0038] In the embodiment, the neck cooling device comprises a neck support 1, a heat dissipation assembly 2, a refrigeration sheet 3, a fan 4, a non-metallic shell 5, a cold storage material layer 6 and an electric control assembly 7; wherein the neck support 1 and the non-metallic shell 5 are elastic respectively, the cold storage material layer 6 is a flexible layer, so as to facilitate the opening of the neck cooling device around the neck or the taking off of the neck cooling device from the neck; the heat dissipation assembly 2 is arranged on the neck support 1 and forms an air duct 205 inside, one side of the air duct 205 is provided with a through hole 206, the heat dissipation assembly 2 is provided with an air inlet 203 and an air outlet 204, the refrigeration sheet 3 is arranged on one side outside the heat dissipation assembly 2 and covers the through hole 206, so as to facilitate the wind in the air duct 205 to take away part of the heat of the refrigeration sheet 3 and send it out from the air outlet 204, the fan 4 is arranged at the end of the neck support 1 and close to the air inlet 203 of the heat dissipation assembly 2, and the air outlet direction of the fan 4 is towards the air inlet 203, for blowing air into the heat dissipation assembly 2, the non-metallic shell 5 has a material filling part (not shown), and one side of the material filling part of the non-metallic shell 5 is sealingly connected with one side of the inner ring of the neck support 1 and one side of the heat dissipation assembly 2, the cold storage material layer 6 is arranged in the material filling part of the non-metallic shell 5 and contacts the refrigeration sheet 3 and the inner side of the non-metallic shell 5, so as to facilitate the transmission of the cold of the refrigeration sheet 3 to the non-metallic shell 5, the electric control assembly 7 is arranged on the neck support 1 and is electrically connected with the refrigeration sheet 3 and the fan 4, for controlling the opening or closing of the refrigeration sheet 3 and the fan 4; the electric control assembly 7 is an existing device, such as a combination of a switch, a control circuit board and a battery, if the refrigeration sheet 3 and the fan 4 are controlled separately, two switches can be arranged, if they are controlled simultaneously, one switch can be selected for control. Therefore, in the embodiment, the fan 4 blows air into the air duct 205 after rotating, when the wind in the air duct 205 passes through the through hole 206, it will take away part of the heat of the refrigeration sheet 3 and cool the refrigeration sheet 3, thereby enhancing the continuous cooling capacity of the refrigeration sheet 3 and improving the cooling effect of the neck cooling device. At the same time, the refrigeration sheet 3 in the utility model transmits the cold to the non-metallic shell 5 through the cold storage material layer 6, and the cold storage material layer 6 can also accumulate a certain amount of cold, when the electric control assembly 7 is turned off, the cold storage material layer 6 can continue to cool for a period of time, when the cooling temperature of the cold storage material layer 6 is not enough, the electric control assembly 7 can be turned on again to control the refrigeration sheet 3 to continue cooling to adjust the temperature of the cold storage material layer 6, the non-metallic shell 5 has a relatively mild effect and small irritation compared with metal refrigeration. The utility model combines the refrigeration sheet 3 with the cold storage material layer 6, realizes the function of adjustable temperature, has better cold storage capacity than the existing product with only the refrigeration sheet 3, can still maintain the cooling effect for a period of time after the refrigeration sheet 3 is turned off, reduces energy consumption and cost, reduces the irritation to the skin, enhances the comfort and practicality.

[0039] Further, the end of the neck support 1 is provided with a protective shell 101 for protecting the fan 4, the protective shell 101 has an air inlet side and an air outlet side, the air outlet side of the protective shell 101 is connected and communicated with one end of the air inlet 203 of the heat dissipation assembly 2, the fan 4 is arranged in the protective shell 101, and the air outlet direction of the fan 4 is towards the air outlet side of the protective shell 101. Specifically, the end of the neck support 1 is provided with a protective shell 101 for hiding the fan 4, the protective shell 101 can be cylindrical, square or irregular, the shape of the protective shell 101 is not limited, the connection mode between the protective shell 101 and the end of the neck support 1 can be fixed connection or detachable connection, if it is fixed connection, the two can be integrally formed, one end of the protective shell 101 is connected and communicated with one end of the air inlet 203 of the heat dissipation assembly 2, the fan 4 is fixedly arranged in the protective shell 101, the other end of the protective shell 101 leads to the outside, when the fan 4 rotates, it will blow air into the air inlet 203, and the protective shell 101 plays a protective and hiding role for the fan 4.

[0040] Further, the air inlet side of the protective shell 101 is provided with a steel mesh 8, the fan 4 is arranged on one side of the steel mesh 8 close to the air inlet 203, the steel mesh 8 is used to block foreign matters or larger particles in the outside from entering the protective shell 101, so as to avoid causing the air duct 205 in the heat dissipation assembly 2 to be blocked, the steel mesh 8 can further protect the fan 4 and ensure the refrigeration effect of the neck cooling ice bag with refrigeration.

[0041] In the embodiment, the fan 4 is provided with two, and the two fans 4 are arranged at the two ends of the neck support 1 respectively, the two fans 4 are electrically connected with the electric control assembly 7 respectively, the two fans 4 can be started or stopped running at the same time through the electric control assembly 7, the neck support 1 is provided with two heat dissipation assemblies 2, and each heat dissipation assembly 2 is provided with the refrigeration fin 3, and the air inlets 203 of the two heat dissipation assemblies 2 correspond to the two fans 4 respectively. Specifically, by arranging a refrigeration system formed by a set of heat dissipation assembly 2-fan 4-refrigeration fin 3 on the left and right parts of the neck support 1 respectively, the refrigeration effect of the neck cooling ice bag with refrigeration is further enhanced.

[0042] Further, the refrigeration fin 3 on the heat dissipation assembly 2 is provided with a plurality of refrigeration fins 3, and the plurality of refrigeration fins 3 are uniformly distributed on the heat dissipation assembly 2 respectively, so that the temperature of each part of the non-metal shell is balanced, and the refrigeration effect is uniform.

[0043] As Figs. 4-6As shown, further, the heat dissipation assembly 2 comprises a heat dissipation fin 202 and a heat dissipation support 201; the neck ring support 1 is provided with a bayonet 102, the heat dissipation support 201 is arranged on one side of the inner ring of the neck ring support 1, the heat dissipation fin 202 is arranged in the bayonet 102 and seals the bayonet 102, so as to enclose the neck ring support 1 and the heat dissipation support 201 and form the air duct 205, and the heat dissipation fin 202 is arranged opposite to the through hole 206 and the refrigeration fin 3. Specifically, the heat dissipation fin 202 in the embodiment can be detachably connected with the neck ring support 1, so as to facilitate the disassembly of the heat dissipation fin 202 to dredge the inside of the air duct 205, and the heat dissipation support 201 in the embodiment is an aluminum support, which absorbs the heat of the refrigeration fin 3 by contacting the refrigeration fin 3, and simultaneously dissipates heat for the heat dissipation support 201 and the refrigeration fin 3 by the fan 4.

[0044] Meanwhile, one side of the heat dissipation fin 202 in the air duct 205 is provided with a protrusion 207, the protrusion 207 penetrates the through hole 206 and contacts one side of the refrigeration fin 3. Specifically, since the aluminum heat dissipation support 201 is relatively large and heavy, the experience is poor after being hung on the neck, therefore, the heat dissipation support 201 in the embodiment is a non-metallic support, which is made of light material, the heat dissipation fin 202 is an aluminum sheet, the heat dissipation fin 202 contacts the refrigeration fin 3 through the protrusion 207 to realize heat transfer, and then the fan 4 blows air to dissipate heat for the refrigeration fin 3 and the aluminum sheet at the same time, which not only ensures the heat dissipation efficiency but also reduces the overall weight of the neck ring.

[0045] In the embodiment, the inner side of the heat dissipation support 201 is provided with a plurality of flow guide grooves 208 along the air inlet direction of the air inlet 203, the heat dissipation fin 202 is provided with a plurality of flow guide holes 209, and each flow guide hole 209 is in communication with each flow guide groove 208 and corresponds one by one. Specifically, each flow guide groove 208 and each flow guide hole 209 have the same width, the air direction is guided through each flow guide groove 208 and flow guide hole 209, the wind in the air duct 205 is prevented from flowing randomly, and the heat dissipation efficiency of the heat dissipation fin 202 and the refrigeration fin 3 is improved.

[0046] Further, the air outlet 204 is provided with a plurality of air outlets, and each air outlet 204 is in communication with each flow guide groove 208 and corresponds one by one. Specifically, the air outlet 204 and the flow guide groove 208 in the embodiment are respectively provided with four air outlets, four air outlets 204 are all grating outlets, and four air outlets 204 are distributed along the length direction of the heat dissipation support 201, the adjacent air outlets 204 are separated, four flow guide grooves 208 are arranged in layers in the up-down direction, the heat dissipation fin 202 in the embodiment comprises two structural forms, the first one has four flow guide holes 209 as shown Fig. 5 The second one has two flow guide holes 209 as shownFig. 6 The first flow guide hole 209 of the first heat dissipation fin 202 is used for connecting the first flow guide groove 208 and the first air outlet 204 (the first one from left to right along the length direction of the heat dissipation support 201), the second flow guide hole 209 of the first heat dissipation fin 202 is used for connecting the second flow guide groove 208 and the second air outlet 204, the third flow guide hole 209 of the first heat dissipation fin 202 is used for connecting the third flow guide groove 208 and the first flow guide hole 209 of the second heat dissipation fin 202 is used for connecting the third flow guide groove 208 and the third air outlet 204, the fourth flow guide hole 209 of the first heat dissipation fin 202 is used for connecting the fourth flow guide groove 208 and the second flow guide hole 209 of the second heat dissipation fin 202 is used for connecting the fourth flow guide groove 208 and the fourth air outlet 204; the four air outlets 204 in the embodiment can simultaneously discharge air, the air in the air inlet 203 driven by the fan 4 is divided into four parts, the first part and the second part are used for heat dissipation of the first heat dissipation fin 202, and the third part and the fourth part are used for heat dissipation of the second heat dissipation fin 202, so that the heat dissipation of each heat dissipation fin 202 is uniform, the heat dissipation effect is improved, and the refrigeration effect of the neck collar is more uniform.

[0047] Further, the inner side of the neck collar support 1 is provided with a mounting bin 103, the electric control assembly 7 is arranged in the mounting bin 103, and one end of the heat dissipation assembly 2 away from the air inlet 203 is connected with one side of the mounting bin 103. Specifically, the switch (not shown) in the electric control assembly 7 can be arranged outside the mounting bin 103, and the control circuit board (not shown) and the battery (not shown) in the electric control assembly 7 can be arranged in the mounting bin 103. One end of the two heat dissipation assemblies 2 is respectively connected with two sides of the mounting bin 103, so that the neck cooling ice collar structure with refrigeration is more compact and stable.

[0048] The above only describes the exemplary embodiments of the present application, and does not limit the patent range of the present application, and any equivalent structural transformation made by using the content of the present application specification and drawings, or direct / indirect application in other related technical fields is included in the patent protection range of the present application.

Claims

1. A neck cooling collar with a cooling function, characterized in that, The utility model relates to a neck collar support, which comprises: a neck collar support with elasticity; a heat dissipation assembly arranged on the neck collar support and internally forming an air duct, one side of the air duct being provided with a through hole, the heat dissipation assembly being provided with an air inlet and an air outlet; a refrigeration sheet arranged on the outside of the heat dissipation assembly and covering the through hole; a fan arranged at the end of the neck collar support and close to the air inlet of the heat dissipation assembly, the air outlet of the fan being directed towards the air inlet; a non-metallic shell with elasticity arranged on the inner side of the neck collar support, part of the non-metallic shell being connected with one side of the heat dissipation assembly, the non-metallic shell being provided with a material filling part; a cold storage material layer arranged in the material filling part of the non-metallic shell and in contact with the refrigeration sheet and the inner side of the non-metallic shell; an electric control assembly arranged on the neck collar support and electrically connected with the refrigeration sheet and the fan.

2. The coolable, around-the-neck ice collar of claim 1, wherein, The end of the neck collar support is provided with a protective shell for protecting the fan, the protective shell having an air inlet side and an air outlet side, the air outlet side of the protective shell being connected with and in communication with one end of the heat dissipation assembly provided with the air inlet, the fan being arranged in the protective shell, and the air outlet of the fan being directed towards the air outlet side of the protective shell.

3. The coolable, around-the-neck ice collar of claim 2, wherein, The air inlet side of the protective shell is provided with a steel mesh, and the fan is arranged on the side of the steel mesh close to the air inlet.

4. The coolable, around-the-neck ice collar of claim 3, wherein, The fan is provided with two fans arranged at the two ends of the neck collar support respectively, the neck collar support is provided with two heat dissipation assemblies, each of the heat dissipation assemblies is provided with a refrigeration sheet, and the air inlets of the two heat dissipation assemblies correspond to the two fans respectively.

5. The coolable, around-the-neck ice collar of claim 1, wherein, The refrigeration sheet on the heat dissipation assembly is provided with a plurality of refrigeration sheets arranged uniformly and separately on the heat dissipation assembly.

6. The coolable, around-the-neck ice collar of claim 1, wherein, The heat dissipation assembly comprises a heat dissipation sheet and a heat dissipation support, the neck collar support is provided with a bayonet, the heat dissipation support is arranged on the inner side of the neck collar support, the heat dissipation sheet is arranged in the bayonet and seals the bayonet to enclose the neck collar support and the heat dissipation support and form the air duct, and the heat dissipation sheet is arranged opposite to the through hole and the refrigeration sheet.

7. The coolable, around-the-neck ice collar of claim 6, wherein, One side of the heat dissipation sheet in the air duct is provided with a protrusion, the protrusion penetrates through the through hole and is in contact with one side of the refrigeration sheet.

8. The coolable, around-the-neck ice collar of claim 7, wherein, Along the air inlet direction, the inner side of the heat dissipation support is provided with a plurality of flow guide grooves, the heat dissipation sheet is provided with a plurality of flow guide holes, each of the flow guide holes is in communication with and corresponds to each of the flow guide grooves.

9. The coolable, around-the-neck ice collar of claim 8, wherein, The air outlet is provided with a plurality of air outlets, each of the air outlets is in communication with and corresponds to each of the flow guide grooves.

10. The coolable, around-the-neck ice collar of claim 1, wherein, The inner side of the neck collar support is provided with a mounting bin, the electric control assembly is arranged in the mounting bin, and one end of the heat dissipation assembly away from the air inlet is connected with one side of the mounting bin.

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