TWI249379B - Liquid-cooled food refrigerator - Google Patents

Abstract

This invention reveals a liquid-cooled food refrigerator. The liquid-cooled food refrigerator can efficiently uniformly cool antifreeze liquid bath in an antifreeze liquid tank by a modularized piping unit. It can be simply assembled and easily expanded. It comprises an antifreeze liquid tank, a stirring technique, a heat exchange piping technique, a cooling force-feed technique, and a carrying technique. The cooling force-feed technique 1 supplies a refrigerant to the heat exchange piping technique. The carrying technique dips food to be refrigerated in an antifreeze liquid bath in the antifreeze liquid tank 3. This invention provides liquid-cooled food refrigerator by means of the heat exchange piping technique. The piping unit 10 includes at least two vertical pipe parts 11, at least two meandering pipe parts 12, an inlet manifold port 13, and an outlet manifold port 14. The plural units are sequentially arranged along the wall surface extending over the whole periphery of the sidewall of the antifreeze liquid tank 3. It also connects in parallel with the manifold technique 15, 16, 17, 18 on the outward side, and on the return side. The manifold means on the outward side and on the return side connect with the output side and the feedback side of the cooling force-feed technique (the so-called refrigerator) 1.

Description

1249379 (1) IX. Description of the invention [Technical field of calling] The present invention relates to a liquid-cooled food freezing device which has a function of: "Antifreeze solution for antifreeze (for example, ethanol + water as a main component); agitating means for agitating the antifreeze bath in the antifreeze bath means; and arranging along the side wall of the antifreeze bath means a heat exchange piping means for cooling the antifreeze liquid in the antifreeze tank means; a cooling pressure feeding means for supplying the refrigerant to the heat exchange piping means; and for directly or in a packaged state of the food to be frozen A means of transporting an antifreeze bath immersed in the antifreeze bath. [Prior Art] The food is not frozen by cooling the air in the closed freezing compartment.

In general, the cold air refrigerating type is a liquid-cooled refrigerating apparatus which directly or indirectly exposes the food to be frozen which is to be frozen or frozen. The application filed by the applicant of the present application (for example, refer to the patent document 丨). The liquid-cooled freezer can be uniformly frozen at a super high speed by contact with an antifreeze that can be controlled to an ultra-low temperature (-3 0 ° C to 60 ° C), which is more than a cold air type. Space saving and fast freezing advantages. Further, the freezing quality is better than the freezing using a liquid gas (for example, liquid nitrogen or the like), that is, it is possible to freeze the core portion of the product once without cracking (cracking) [Patent Document 1] [Description of the Invention] [Problems to be Solved by the Invention] However, the conventional liquid-cooled food freezing apparatus is as shown in Figs. 4 and 7 of Patent Document 1, but only in The heat-exchange piping means is laid on the three side walls of the rectangular antifreeze tank, and the side wall on the side where the stirring means is disposed is not along

The wall is laid with heat exchange piping means. Therefore, it takes a little time to form a uniform cooling temperature of the antifreeze bath in the antifreeze bath. Further, the piping along each wall surface is defined in accordance with the size of the antifreeze bath, and a separate serpentine tube is formed as shown in Fig. 7 of Patent Document 1 by a combination of a straight tube, a U-shaped tube or a bent tube. And the cooling line manifolds 4 and 3 of the two side walls which are heat exchange piping means are connected in series, and the other side wall is provided with the cooling coil tube 5 of other systems, so that the piping operation is troublesome and the assembly of the apparatus takes time. And procedures, thus becoming the main reason for the cost increase. In particular, when a large-sized liquid-cooled food freezing apparatus is to be manufactured, if the conventional type is configured, it is time-consuming to form a uniform cooling temperature of the antifreeze bath in the antifreeze bath, and assembly is troublesome. Accordingly, an object of the present invention is to provide a liquid-cooled food freezing apparatus which is effective and can uniformly cool an antifreeze bath in an antifreeze bath in a short period of time, and which is simple in assembly and extremely easy to expand. In order to achieve the object, the liquid-cooled food freezing apparatus of the present invention is such that the heat exchange piping means of -5-(3) 1249379 is composed of the following units: by at least two vertical tubes a pipe unit that is partially curved from the vertical pipe portions and then bent along the wall surface, at least two of the serpentine pipe portions, the inlet side manifold joints, and the outlet side manifold joints;

The outward side manifold joint of the piping unit is connected in parallel to the outward side manifold joint means and the circuit side manifold joint means for connecting the outlet side manifold joints in parallel, and the piping unit is subjected to the aforementioned antifreeze The entire side wall of the liquid tank means is arranged in sequence along the wall surface, and is connected to the output side and the return side of the cooling and pressure feeding means by means of the above-mentioned outward and return side manifold joint means. [Effects of the Invention] According to the present invention, the piping is composed of a vertical pipe portion and a serpentine pipe portion corresponding to the number (scale) of the size (scale) of the antifreeze bath, and sequentially along the wall surface around the entire side wall. Depending on the size (scale) of the antifreeze tank, the manifold joints of the inlet and outlet sides of each piping unit are connected in parallel to the manifold joints of the outward route and the circuit, and the manifold joint means is connected to the cooling. The output side and the return side of the pressure feed means can effectively cool the antifreeze bath in the antifreeze tank uniformly, and the assembly is simple and the expansion is extremely easy. [Embodiment] In a preferred embodiment, the T-shaped tubes are connected in series to form an outward path and a return -6- (4) (4)

1249379 The manifold joint means 'and the manifold joints on the side and the outlet side of the T-leg portion, or the manifold joints having the predetermined number of tubes to form the manifold joints of the outward and return circuits And the manifold joint 埠 antifreeze tank means for connecting the inlet side and the outlet side in parallel, in addition to the plurality of the above-mentioned piping unit liquid tanks, and the antifreeze liquid disposed in the antifreeze tank with the piping unit The antifreeze of the unfrozen liquid which circulates between the antifreeze and the antifreeze tank of the attached pipe unit is also provided in the antifreeze tank of the unequipped pipe unit. In an embodiment, the liquid-cooled food freezing device can be expanded extremely simply. Next, a preferred embodiment of the present invention will be described with reference to the drawings. [Embodiment 1] FIG. 1 shows a liquid-cooled type in which a refrigerant is supplied to a house by a large-scale outdoor cooling and pressure feeding means ("freezer") 1. The food cold itself is an embodiment of the refrigeration plant 4 of the heat pipe means disposed in the antifreeze tank 3 of the antifreeze tank means. The antifreeze bath 3 is an antifreeze bath 5, and is immersed in the antifreeze bath 5 by means 7 of the packaged food 6 placed thereon. As shown in the figure, the conveyance means 7 is a cargo holder that can be freely raised and lowered, but a conveyor belt. The embodiment shown in the drawing is a freezing factory, but it is also possible to design a restaurant. Further, the food placed on the conveyance means 7 is also packaged and placed on the exposed surface. Fig. 2 is a view showing the divergence of the inlets of the liquid-cooled food freezing apparatus 2 of the present invention, and the liquid tank is provided after the antifreeze cooling of the crucible, and the so-called freezing apparatus exchanges and accommodates the suitable carrier. In one without the first real-7- (5 1249379

Example, but this anti-freeze is not shown in Figure 2. In the embodiment shown in the drawing, the liquid-cooled food 1 freezer 2 is provided with a lid means 8 for opening and closing the upper portion of the antifreeze liquid tank 3; and the product can be lifted and lowered in the antifreeze tank via the open upper opening α. Bracket (g 0 nd 0 1 a ) 7; used to stir the antifreeze bath in the antifreeze tank 3 - stirring means (for example, _ % type motor) 9; and the square along the antifreeze tank 3 The side wall meandering arrangement is a piping unit 10 that serves as a heat exchange piping means for cooling the antifreeze bath in the antifreeze bath 3. In the embodiment of the drawing, two pipe fittings 1 〇 are used in total around the four side walls of the square antifreeze bath 3. The antifreeze bath 3 does not have to be square, but may have other shapes such as a rectangle, a polygon or a circle. This piping unit 1 详细 will be described in detail based on Figs. 3 and 4. [Embodiment 2] Fig. 3 shows a second embodiment in which six piping units 10 are arranged around the entire four side walls of the rectangular antifreeze bath 3. According to the present invention, the piping unit is modularized into a unit which is composed of two vertical tube portions 1 1 , which are horizontally bent from the vertical tube portions 1 1 and then are serpentine along the wall surface. Part 1 2; inlet side manifold joint 埠13, and outlet side manifold joint 埠14. [Embodiment 3] Fig. 4 shows a third embodiment in which eight piping units 1 are arranged around the entire four side walls of the rectangular antifreeze bath 3. According to the present invention, the -8-(6) 1249379 tube unit 10 is modularized into a unit which is horizontally bent from the four vertical tube portions 11 and then along the vertical tube portions 11, respectively. The four serpentine tube portions 1 2 of the wall snake line; the inlet side manifold joint 埠 13 and the outlet side manifold joint 璋 14 are formed. An embodiment comprising the second to fourth figures, the liquid-cooled food of the present invention

In the heat exchange piping means of the refrigeration system, a plurality of piping units 1 依 are sequentially arranged around the entire side wall of the antifreeze bath 3, and the inlet side manifold joints 埠1 3 are connected in parallel to the outward side manifold joint means, and the outlet side is The manifold joints 14 are connected in parallel to the circuit side manifold joint means, and the manifold joint means on the outward side and the return side are connected to the output side and the return side of the cooling pressure feed means 1. In the embodiment shown in the drawing, the manifold joint means is a weir-shaped pipe 15 and an elbow on the outward side (may also be a pipe for sealing one side of the weir pipe) 16 and a dome on the circuit side. The tube 17 and the elbow (which may also be a pipe that seals one side of the stern tube) 18 are formed, but may be a manifold joint having a plurality of branch tubes. According to the present invention, since the heat exchange piping means is modularized to be not separate, a plurality of vertical and serpentine pipe portions 1 1 and 2, and an inlet side manifold joint 埠1 3 and an outlet side manifold joint 埠1 are provided. Since the piping unit 10 is composed of four, the antifreeze bath in the antifreeze bath can be effectively cooled and assembled, and the expansion is easy. [Embodiment 4] Fig. 5 shows a fourth embodiment in which the embodiment of Fig. 2 is changed. In the case of this embodiment, in addition to the (7) 1249379 antifreeze bath 3 in which a plurality of piping units 10 are arranged In addition, the antifreeze liquid cooled in the antifreeze bath 3 provided with the piping unit is filled with a positioning, and then the antifreeze is circulated between the antifreeze tank 3 with the piping unit. Although the antifreeze tank 1 of the piping unit is not shown on the drawing, the means for transporting the antifreeze tank 19 of the piping unit is also provided.

The embodiment shown in the figure is a two-stage anti-freeze liquid tank for supplying the antifreeze liquid cooled in the antifreeze tank 3 with the piping unit to the unfrozen liquid tank. 20, and the antifreeze tank 1 9 fed to the unpiped unit via the two outward pipes 2 1 is returned to the antifreeze tank 3 with the piping unit via a loop pipe 22, so that the antifreeze tank 1 without the piping unit The level of antifreeze in 9 becomes constant. The pumping pump 20 and the bypass tube can also be only one system. According to this embodiment, the liquid-cooled food freezing apparatus can be simply expanded. [Industrial Applicability] The liquid-cooled food freezing device of the present invention can save space by using the cold air type freezing of the past, and can also freeze a large amount of foods extremely quickly, and there is no thawing time. Water droplets or cell damage make the freshness, taste and taste very good, so it can be effectively used in the restaurant industry. In addition, the expansion is exceptionally improved compared to the conventional liquid-cooled food freezing device, so that it can be effectively utilized in the circulation industry for processing large quantities of livestock meat or fish, or other refrigerated foods, compared to liquid gas freezing, and There is no crack (crack generation) and the canned quality frozen food can be supplied to the market. -10- (8) 1249379 BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is an explanatory view of a refrigerating factory having a liquid-cooled food freezing apparatus of the present invention. Fig. 2 is a plan explanatory view showing a first embodiment of the liquid-cooled food freezing apparatus of the present invention, wherein (a) is a front view, (b) is a side view, and (c) is a plan view.

Fig. 3 is an explanatory view showing a second embodiment in which six piping units are arranged around the entire four side walls of the rectangular antifreeze bath, and (a) is a cooling and pressure feeding means (so-called "freezer") and the piping of the present invention. (B) is an explanatory view of an enlarged portion of the connection portion between the inlet side and the outlet side manifold joint 各 and the two tube portions of each piping unit, and (c) is an antifreeze tank An explanatory diagram of the configuration relationship of the piping unit. Fig. 4 is an explanatory view showing a third embodiment in which eight piping units are arranged around the four side walls of the rectangular antifreeze bath, and (a) is a cooling and pressure feeding means (so-called "freezer") and the piping of the present invention. (b) is an explanatory view of an enlarged portion of the connection portion between the inlet side and the outlet side manifold joint 各 and the four tube portions of each piping unit, and (c) is an antifreeze tank An explanatory diagram of the configuration relationship of the piping unit. Fig. 5 is an explanatory view showing a fourth embodiment of the liquid-cooled food freezing apparatus of the present invention in which the antifreeze liquid tank with the piping unit and the antifreeze liquid tank without the piping unit are expanded in the embodiment of Fig. 2; . -11 - (9) 1249379 [Explanation of main component symbols] 1 Cooling and feeding means (so-called "freezer") 2 Liquid-cooled food freezing device 3 Antifreeze tank 4 Refrigeration plant 5 Antifreeze bath 6 Packaged food

7 Handling means 8 Cover means 9 Stirring means 10 Piping unit 11 Vertical pipe part 12 Snake pipe part 13 Inlet side manifold joint 埠 14 Outlet side manifold joint 埠 15 Outbound side T-shaped pipe (detour side manifold joint means) 16 Detour side bend pipe (wayway side manifold joint means) 17 Circuit side T-shaped pipe (circuit side manifold joint means) 18 Circuit side bend pipe (circuit side manifold joint means) 19 Antifreeze tank 20 without piping unit Pump 2 1 to the pipe 2 2 circuit tube-12-

Claims (1)

(1) 1249379 X. Patent application scope 1 . A liquid-cooled food freezing device, which is an antifreeze solution for accommodating an antifreeze; a stirring means for agitating the antifreeze bath in the antifreeze bath; and a sidewalk along the side of the antifreeze bath a heat exchange piping means for cooling the antifreeze liquid in the antifreeze tank means; a cooling pressure feeding means for supplying the refrigerant to the heat exchange piping means; and for directly or in a packaged state of the food to be frozen The means for transporting the antifreeze bath in the antifreeze bath is characterized in that: the heat exchange piping means is constituted by: at least two vertical tube portions, horizontally from the vertical tube portions, respectively a modular pipe unit that is bent and then serpented along at least two of the serpentine tube portions, the inlet side manifold joints, and the outlet side manifold joints; and the inlet side manifold joints of the foregoing piping units A bypass side manifold joint means in parallel with the sequence, and a loop side manifold joint hand connecting the outlet side manifold joints in parallel And the plurality of piping units are sequentially arranged along the wall surface in the entire circumference of the side wall of the anti-freezing liquid tank means, and are connected to the output side of the cooling and pressure feeding means by the outward connection and the manifold side manifold joint means. Return to the side. 2. The liquid-cooled food freezing apparatus according to claim 1, wherein the T-shaped tubes are connected in series to form a manifold joint means on the outward path and the circuit side, and at the leg portion of the T-shaped tube Partially connected to the manifold joints on the inlet side and the outlet side. - 13- (2) 1249379 3 - The liquid-cooled food freezing apparatus according to the first aspect of the patent application, wherein the manifold and the circuit side are distinguished by a manifold joint having a predetermined number of branch pipes The pipe joint means, and the manifold pipe 埠 is connected in parallel to the D side and the outlet side in the branch pipe. 4. The liquid-cooled food freezing apparatus according to any one of the first to third aspects of the present invention, wherein the antifreeze liquid tank means is provided in addition to an antifreeze liquid tank in which a plurality of the piping units are arranged The antifreeze solution cooled in the antifreeze tank with the piping unit is filled with a predetermined position, and then the antifreeze liquid is circulated in the antifreeze tank of the unpiped unit which is circulated with the antifreeze tank to which the piping unit is attached. A means of transporting means is also provided in the antifreeze tank of the unpiped unit. -14-