阅读说明：本技术 一种分区织构疏冰冰盒 (Partitioned texture ice-thinning ice box ) 是由 符永宏 谷泽辉 纪敬虎 陈天阳 符昊 于 2021-05-14 设计创作，主要内容包括：本发明提供了一种分区织构疏冰冰盒,疏冰冰盒由若干表面带有分区织构的冰格排布组成,所述冰格呈漏斗状容器,所述冰格内的底面为降粘表面,所述冰格内的其余面为助脱表面；所述降粘表面和助脱表面分别设有织构形貌。所述助脱表面设有的织构形貌为线形凸起；所述线形凸横截面为椭圆形,线形凸起形貌延伸方向与冰格开口扩展方向相同,用于在所述疏冰冰盒的脱冰过程中,引导冰块脱离疏冰冰盒。所述降粘表面设有的织构形貌为回形凸起；若干回形凸起等距环套分布。本发明可实现降低冰与表面的粘结力,并引导冰块快速脱离冰盒,实现助脱降粘的功效。(The invention provides an ice-shedding ice box with a partition texture, which is formed by arranging a plurality of ice grids with partition textures on the surfaces, wherein the ice grids are funnel-shaped containers, the bottom surfaces in the ice grids are viscosity-reducing surfaces, and the rest surfaces in the ice grids are separation-assisting surfaces; the viscosity reduction surface and the stripping assisting surface are respectively provided with texture appearances. The texture appearance of the stripping-assisting surface is a linear bulge; the linear convex cross section is elliptical, the extending direction of the linear convex shape is the same as the expanding direction of the ice grid opening, and the linear convex shape is used for guiding ice blocks to separate from the ice-thinning ice box in the ice-shedding process of the ice-thinning ice box. The texture appearance of the viscosity reduction surface is a clip-shaped bulge; the plurality of the circular bulges are distributed in an equidistant ring sleeve. The ice box can reduce the adhesive force between ice and the surface, guide ice blocks to quickly separate from the ice box and realize the effect of assisting in removing and reducing viscosity.)

1. The partitioned texture ice-shedding box is characterized in that the ice-shedding box (1) is formed by arranging a plurality of ice grids (2) with partitioned textures on the surfaces, the ice grids (2) are funnel-shaped containers, the bottom surfaces in the ice grids (2) are viscosity-reducing surfaces (4), and the rest surfaces in the ice grids (2) are stripping-assisting surfaces (3); the viscosity reduction surface (4) and the stripping-assisting surface (3) are respectively provided with texture appearances.

2. The partitioned texture ice-thinning ice box according to claim 1, wherein the shedding-aid surface (3) is provided with linear protrusions (5); the cross section of the linear protrusion (5) is semi-elliptical, the shape extending direction of the linear protrusion (5) is the same as the opening expanding direction of the ice grid (2), and the linear protrusion is used for guiding the ice block (8) to be separated from the ice-thinning ice box (1) in the ice-removing process of the ice-thinning ice box (1).

3. The partitioned texture ice thinning ice box according to claim 1, wherein the viscosity reduction surface (4) is provided with a texture shape of a circular protrusion (6); a plurality of the circular bulges (6) are distributed in an equidistant ring sleeve.

4. The zoned textured icephobic ice box according to claim 2, wherein the linear protrusions (5) have characteristic geometrical parameters of: the width of the linear protrusion (5) isThe height of the linear protrusions (5) is high_m∈[0.3*width_m，1.5*width_m](ii) a The distance between the linear bulges (5) is k_m＝[width_m+1 μm, width +25 μm; the number of the bulges is am 2 × Lt-2 × nsin θ -km-width hm2 × km + 1; the linear protrusions (5) have an area occupancy ofWherein: τ is the ice making coefficient; theta is the side surface inclination angle of the ice tray (2); n is the wall thickness of the ice tray (2); lt is the side length of the square opening of the ice tray (2).

5. The zoned texture ice thinning ice box according to claim 3, wherein the characteristic geometrical parameters of the clip-shaped protrusions (6) are as follows: the width of the square-shaped bulge (6) isThe height of the square-shaped bulge (6) is high_b＝ω*width_b∈[0.3μm，60μm](ii) a The distance between the square-shaped bulges (6) is k_b＝[width_b+1 μm, width +30 μm; the maximum side length of the square-shaped bulge (6) isThe number of the square-shaped bulges (6) is The area occupancy rate of the square-shaped bulges (6) is

Wherein: τ is the ice making coefficient; theta is the side surface inclination angle of the ice tray (2); r is the radius of the fillet on the inner surface of the ice tray (2); r is the radius of the fillet on the outer surface of the ice tray (2); n is the wall thickness of the ice tray (2); l is_tThe length of the square opening of the ice tray (2) is long; h_tIs the height of the ice tray (2).

6. The zoned texture icephobic ice box of claim 4 or 5, wherein the ice making coefficient τ is a combined coefficient of the effect of refrigeration temperature T, refrigeration humidity and ice grid (2) geometry on the efficiency of ice shedding.

7. The zoned-textured icephobic ice bin of claim 6, wherein the ice-making coefficient τ:

wherein: t is the refrigeration temperature; t is_maxThe lowest temperature for refrigeration; t is_minThe highest temperature for refrigeration; w is the refrigeration humidity; w_maxThe highest refrigeration humidity; w_minThe lowest refrigeration humidity; theta is the inclination angle of the ice tray (2); theta_maxThe maximum inclination angle of the ice tray (2) is set; theta_minIs the minimum tilt angle.

8. The zoned-texture ice thinning ice box according to any one of claims 1 to 7, wherein the material of the silica gel ice tray (2) is silica gel.

Technical Field

The invention relates to the field of ice making or ice making tools, in particular to a partitioned texture ice thinning ice box.

Background

At present, the ice making box is mainly made of metal or plastic materials, the metal ice making box is complex in processing process, cannot resist high and low temperature, is high in weight, cannot automatically recover after deformation, generates static electricity, is poor in corrosion resistance, and is easy to rust and wear on the surface after long-time ice making; the plastic ice making box is limited by the characteristics of materials, the elasticity, touch feeling and high and low temperature resistance of the ice box are poor, the plastic ice box is long in injection molding cycle time and low in production efficiency, in addition, the plastic ice making box is generally deiced by mechanical torsion, and the torsion angle of the ice box is limited, so that the deicing efficiency is low, and the price of a torsion motor for deicing is high.

The liquid silica gel is a non-toxic, heat-resistant and high-resilience flexible thermosetting material, has the advantages of low viscosity, high curing speed, higher thermal expansion coefficient and the like, has the temperature resistance range of minus 50 ℃ and 250 ℃, has short production cycle, strong temperature adaptability, high purity, good transparency, low content of volatile substances, oil resistance, aging resistance and corrosion resistance, and is widely applied to the fields of automobiles, buildings, medical care, food industry and the like.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides a partitioned texture ice-thinning ice box which is formed by arranging a plurality of silica gel ice grids with partitioned textures on the surface, wherein the silica gel ice grids are funnel-shaped containers formed by coupling multifunctional surfaces for assisting in removing and reducing viscosity. Selecting a contact surface of ice and an ice grid as a texture surface, wherein the anti-stripping and anti-sticking texture appearance of the side surface of the silica gel ice grid is a linear hilly convex appearance, and the anti-sticking texture appearance of the bottom surface is a clip convex appearance; the silica gel ice-thinning ice box adopts a liquid silica gel injection molding technology, and the surface of an injection mold is processed with a corresponding texture structure shape. And finally, the partitioned texture silica gel ice-shedding ice-breaking box realizes the effects of shedding assistance and viscosity reduction.

The present invention achieves the above-described object by the following technical means.

An ice-thinning ice box with a partition texture is formed by arranging a plurality of ice lattices with partition textures on the surface, wherein the ice lattices are funnel-shaped containers, the bottom surfaces in the ice lattices are viscosity-reducing surfaces, and the rest surfaces in the ice lattices are separation-assisting surfaces; the viscosity reduction surface and the stripping assisting surface are respectively provided with texture appearances.

Furthermore, the texture morphology of the stripping-assisting surface is linear protrusion; the linear convex cross section is in a semi-ellipse shape, the extending direction of the linear convex shape is the same as the expanding direction of the ice grid opening, and the linear convex shape is used for guiding ice blocks to be separated from the ice thinning ice box in the ice removing process of the ice thinning ice box.

Furthermore, the texture morphology of the viscosity reduction surface is a clip-shaped bulge; the plurality of the circular bulges are distributed in an equidistant ring sleeve.

Further, the characteristic geometric parameters of the linear protrusions are as follows: the width of the linear protrusion isThe height of the linear protrusions is high_m∈[0.3*width_m1.5 width; the linear bump distance is km which is width +1 μm and width +25 μm; the number of the projections isLinear protrusion area occupancy ofWherein: τ is the ice making coefficient; theta is the inclination angle of the side face of the ice tray; n is the thickness of the ice grid wall; l is_tThe length of the square opening of the ice tray is long.

Further, the characteristic geometric parameters of the square-shaped protrusions are as follows: the width of the square-shaped bulge isThe height of the square-shaped protrusion is high_b＝ω*width_b∈[0.3μm，60μm](ii) a The distance between the square-shaped bulges is k_b＝[width_b+1μm，width_b+30 μm; the maximum side length of the clip-shaped bulge is lmax ═ Lt-2 × nsin theta-Ht-ntan theta-r × tan theta 2-kp + width; the number of the square-shaped bulges isThe area occupancy rate of the square-shaped bulges is

Wherein: τ is the ice making coefficient; theta is the inclination angle of the side face of the ice tray; r is the fillet radius of the inner surface of the ice grid; r is the fillet radius of the outer surface of the ice grid; n is the thickness of the ice grid wall; l is_tThe length of the square opening of the ice tray is longer; h_tIs the ice grid height.

Further, the ice making coefficient tau is a comprehensive coefficient of the influence of the refrigerating temperature T, the refrigerating humidity and the ice grid geometric parameters on the ice removing efficiency.

Further, the ice making coefficient τ:

wherein: t is the refrigeration temperature; t is_maxThe lowest temperature for refrigeration; t is_minThe highest temperature for refrigeration; w is the refrigeration humidity; w_maxThe highest refrigeration humidity; w_minThe lowest refrigeration humidity; theta is the inclination angle of the ice tray; theta_maxThe maximum inclination angle of the ice tray is set; theta_minIs the minimum tilt angle.

Further, the silica gel ice tray is made of silica gel.

The invention has the beneficial effects that:

1. the ice box with the partitioned texture comprises a plurality of funnel-shaped ice grids with the surfaces provided with the separation-assisting and viscosity-reducing surfaces, wherein the separation-assisting and viscosity-reducing surface texture features adopt linear hilly-shaped protrusions and circular-shaped protrusions, the linear hilly-shaped protrusions and the circular-shaped protrusions trap air between contact surfaces of the linear hilly-shaped protrusions and the circular-shaped protrusions and water, upward pressure is generated, the surface of the water is lifted, the wettability of the surface is changed, and the hydrophilic property is changed into the hydrophobic property. Meanwhile, the linear hill-shaped bulge direction is coplanar with the ice shedding direction, so that the ice blocks are guided to be separated from the ice grids, and the ice shedding assisting effect is realized.

2. According to the ice-thinning ice box with the partition texture, the texture shape of the surface for assisting in falling and thinning adopts linear hilly protrusions and the shape of a circular protrusion, an air cushion exists between the contact surface of the ice and the surface, the contact area of the ice and the surface is reduced, the adhesion force of the ice and the surface is reduced, and the effect of thinning is achieved.

3. The partitioned texture ice-thinning ice box is made of silica gel, is light in weight, high in elasticity and wide in temperature resistance range, and is large in torsion angle, good in recoverability and high in deicing efficiency. In addition, the elasticity, the deformation range and the temperature resistant range of the ice box are greatly improved by the silica gel material, and the curing speed is improved compared with that of the traditional plastic ice making box, so that the processing efficiency of the ice box is improved.

4. According to the partitioned texture ice-thinning ice box disclosed by the invention, the silica gel ice box is formed by liquid silica gel injection molding, the curing speed is high, and the production efficiency is improved compared with that of a traditional plastic ice-making box.

Drawings

Fig. 1 is a schematic view of a zoned texture ice-thinning ice box according to the present invention.

Fig. 2 is a schematic view of the ice tray of the present invention.

FIG. 3 is a schematic view of a linear protrusion according to the present invention.

Fig. 4 is a schematic view of a clip-shaped protrusion according to the present invention.

FIG. 5 is a schematic view showing a state where supercooled water is in contact with linear protrusions according to the present invention.

FIG. 6 is a schematic view showing the contact of supercooled water with a square-shaped projection according to the present invention.

Fig. 7 is a schematic view of the contact state between the ice cubes and the texture surface according to the present invention.

FIG. 8 is a schematic view of the ice grid geometry of the present invention.

In the figure: 1-ice-thinning ice box; 2-ice grids; 3-removing surface assisting; 4-viscosity reduction surface; 5-linear protrusions; 6-a square bulge; 7-supercooling water; 8-ice blocks.

Detailed Description

The invention will be further described with reference to the following figures and specific examples, but the scope of the invention is not limited thereto.

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "axial," "radial," "vertical," "horizontal," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

As shown in fig. 1 and 2, the ice-thinning ice box 1 is formed by arranging a plurality of silica gel ice grids 2 with partition textures on the surfaces, wherein the ice grids 2 are funnel-shaped containers, the bottom surfaces in the ice grids 2 are viscosity-reducing surfaces 4, and the rest surfaces, namely 4 side surfaces, in the ice grids 2 are separation-assisting surfaces 3; the viscosity reduction surface 4 and the stripping-assisting surface 3 are respectively provided with texture appearances. The material of the ice-thinning ice box 1 is silica gel. As shown in fig. 3, the texture of the release-assisting surface 3 is linear protrusions 5, the cross section of each linear protrusion 5 is semi-elliptical, the shape and direction of each linear protrusion 5 are coplanar with the ice-releasing direction of the ice grid 2, and the ice cubes 8 are guided to be released from the silica gel ice box 1 in the ice-releasing process of the ice-shedding ice box 1. Meanwhile, the shape of the linear protrusions 5 plays a role in viscosity reduction, and in the process of freezing the supercooled water 7, air cushions are formed between the contact surfaces of the linear protrusions 5 and the supercooled water 1 so as to support the supercooled water 7, as shown in fig. 5, the contact area of the ice blocks 8 and the surface is reduced by the air cushions after freezing is completed, so that the adhesive force between the ice blocks 8 and the surface is reduced, and the effects of assisting in falling and reducing viscosity are achieved.

As shown in fig. 4, the texture morphology of the viscosity reduction surface 4 of the silica gel ice tray 2 is that the circular protrusions 6 are distributed in an equidistant loop, when the supercooled water 7 contacts with the circular protrusions 6, a certain amount of trapped air exists between the circular protrusions 6 and the supercooled water 7 to form an "air cushion", as shown in fig. 6, and an upward pressure is generated in the concave cavity to prevent the water from soaking into the microstructure until the water is completely frozen, so that the contact area between the ice and the surface is reduced, the adhesion force between the ice and the surface is greatly reduced, and the viscosity reduction effect is achieved, as shown in fig. 7.

The characteristic geometric parameters of the linear protrusions 5 are as follows:

the linear protrusions 5 have a width of

The height of the linear protrusions 5 is high_m∈[0.3*width_m，1.5*width_m]；

Linear protrusions 5 having a pitch k_m＝[width_m+1μm，width_m+25μm]；

The linear protrusions 5 are in the number

The linear protrusions 5 have an area occupancy of

The characteristic geometric parameters of the square-shaped bulge 6 are as follows:

the width of the square-shaped protrusion 6 is

The height of the square-shaped protrusion 6 is high_b＝ω*width_b∈[0.3μm，60μm]；

The distance between the square-shaped protrusions 6 is k_b＝[width_b+1μm，width_b+30μm]；

The maximum side length of the square-shaped protrusion 6 is

The number of the square-shaped protrusions 6 is

The area occupancy rate of the square-shaped protrusion 6 is

Wherein theta is the side surface inclination angle of the ice tray 2; r is the radius of the inner surface fillet of the ice tray 2; r is the radius of the fillet on the outer surface of the ice tray 2; n is the wall thickness of the ice tray 2; l is_tThe length of a square opening of the ice tray 2 is long; h_tThe height of the ice tray 2 is shown in fig. 8.

The ice making coefficient is:

wherein T is the refrigeration temperature; t is_maxThe lowest temperature for refrigeration; t is_minThe highest temperature for refrigeration; w is the refrigeration humidity; w_maxThe highest refrigeration humidity; w_minThe lowest refrigeration humidity; theta is the inclination angle of the ice tray 2; theta_maxThe maximum inclination angle of the ice tray 2 is set; theta_minIs the minimum tilt angle. The ice making coefficient tau is a comprehensive coefficient of the influence of the refrigerating temperature T, the refrigerating humidity and the geometric parameters of the ice grid 2 on the ice removing efficiency。

The invention relates to a method for manufacturing a partitioned texture ice-thinning ice box, which comprises the following steps: the ice-thinning ice box 1 is formed by liquid silica gel injection molding, and the liquid silica gel injection molding method comprises the following steps: mixing A, B glue in proportion, adding an inhibitor, injecting liquid silica gel into a mold of the silica gel ice-thinning ice box 1 under a certain injection pressure P ∈ [50bar, 200bar ], and performing rapid vulcanization reaction on a sizing material in the mold to form the silica gel ice-thinning ice box 1. The injection temperature T belongs to [160 ℃, 220 ℃) ]; before the liquid silica gel is injected, the temperature of the mold is kept low, and the cavity of the mold is vacuumized.

It should be understood that although the present description has been described in terms of various embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and those skilled in the art will recognize that the embodiments described herein may be combined as suitable to form other embodiments, as will be appreciated by those skilled in the art.

The above-listed detailed description is only a specific description of a possible embodiment of the present invention, and they are not intended to limit the scope of the present invention, and equivalent embodiments or modifications made without departing from the technical spirit of the present invention should be included in the scope of the present invention.