CN219083848U - Fruit juice cooling fresh-keeping system - Google Patents

Abstract

The utility model relates to the technical field of fruit processing, in particular to a fruit juice cooling and fresh-keeping system, which comprises a heat exchanger and an additive conveying pipe, wherein a feed pipe and a discharge pipe are respectively arranged at two ends of the heat exchanger; the upper end of the additive conveying pipe is connected with the additive branch pipe in a conducting way, the lower end of the additive conveying pipe is provided with a storage box, the storage box is connected with the additive conveying pipe in a conducting way, a first spiral conveying rod is arranged at the inner rotation speed of the additive conveying pipe and driven by a first motor, and a flow induction valve and a filter screen are arranged on one side of the material branch pipe away from the feeding pipe.

Description

Fruit juice cooling fresh-keeping system

Technical Field

The utility model relates to the technical field of fruit processing, in particular to a fruit juice cooling and fresh-keeping system.

Background

In fruit juice processing production, fruit is picked the back and is put into screw juice extractor and squeeze juice, the fruit juice that obtains is cooled down to guarantee the freshness of fruit juice, at present generally cool down the fruit juice through the heat exchanger, but the fruit juice that obtains can exist pulp residue, in pulp residue gets into the heat exchanger, pulp residue adhesion in the heat exchanger easily, pulp residue stays in the heat exchanger for a long time can appear rotting the condition, thereby has influenced the quality of follow-up fruit juice, consequently the workman need often dismantle the heat exchanger and wash, has influenced production efficiency. And the potassium metabisulfite needs to be added before the temperature of the juice is reduced, so that the preservation time of the juice is prolonged, as the potassium metabisulfite needs to be quantitatively added according to the weight of the juice, in order to ensure the addition amount of the potassium metabisulfite, the juice is required to be stored in a barrel after being obtained by a screw juicer, then the potassium metabisulfite is quantitatively added, and finally the juice is sent into a heat exchanger, so that the conveying of the juice is non-sustainable, and the juice processing production efficiency is reduced.

Disclosure of Invention

The utility model aims to at least solve one of the technical problems in the background art, and provides a juice cooling and fresh-keeping system which can reduce the overhaul frequency of a heat exchanger and continuously cool and convey juice so as to improve the juice processing production efficiency.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the fruit juice cooling and fresh-keeping system comprises a heat exchanger and an additive conveying pipe, wherein a feed pipe and a discharge pipe are respectively arranged at two ends of the heat exchanger, one end of the feed pipe is connected with the heat exchanger in a conducting way, and an additive branch pipe and a material branch pipe are arranged at the other end of the feed pipe; the additive conveying pipe is obliquely arranged, the upper end of the additive conveying pipe is in conductive connection with the additive branch pipe, the lower end of the additive conveying pipe is provided with a storage box, the storage box is in conductive connection with the additive conveying pipe, a first spiral conveying rod is arranged at the inner rotating speed of the additive conveying pipe, and the first spiral conveying rod is driven by a first motor, so that additives in the storage box are conveyed into the heat exchanger through the additive conveying pipe;

a flow induction valve and a filter screen are arranged on one side of the material branch pipe far away from the feeding pipe, the flow induction valve is used for acquiring the flow of juice entering the material branch pipe, and the flow induction valve is electrically connected with the first motor through a controller; the filter screen is fixedly connected with the inner wall of the material branch pipe.

Further, the heat exchanger comprises a shell and a refrigerating pipe, wherein the shell is of a hollow cylinder structure, and the feeding pipe and the discharging pipe are respectively connected with two ends of the shell in a conducting way; two ends of the shell are respectively and fixedly provided with a sealing head, one sealing head is provided with a liquid inlet conduit, and the other sealing head is provided with a liquid outlet conduit; the utility model discloses a refrigeration mechanism, including casing, cooling pipe, liquid inlet pipe, liquid outlet pipe, cooling pipe, fixed orifices that run through have evenly been arranged to casing both ends face, the fixed orifices of casing both ends face is aimed at each other to the fixed orifices of casing both ends face, the cooling pipe both ends respectively with the fixed orifices of casing both ends face switches on and is connected, so that the refrigerant can get into to the back of corresponding head through the liquid inlet pipe pass through the cooling pipe, just the refrigerant of cooling pipe can pass through liquid outlet pipe discharges, the refrigerant passes through refrigerating mechanism and provides.

Further, the refrigerating mechanism comprises a condenser, a compressor, an expansion valve and a refrigerant storage, wherein the condenser is provided with a heat dissipation fan, the liquid outlet end of the condenser is sequentially connected with the liquid inlet guide pipe in a conducting way through the compressor, and the liquid outlet guide pipe is connected with the liquid inlet end of the condenser in a conducting way through the refrigerant storage.

Further, a plurality of flow blocking plates are arranged in the shell, the flow blocking plates are uniformly and alternately arranged in the shell, the refrigerating pipe is fixedly arranged on the flow blocking plates in a penetrating mode, and the adjacent flow blocking plates are arranged in a staggered mode, so that a space between the shell and the flow blocking plates forms a flow guide channel of a wave structure.

Further, the flow baffle is provided with a cavity, a plurality of heat exchange fins are arranged in the cavity, the heat exchange fins are sleeved outside the refrigeration pipe, and two sides of the heat exchange fins are abutted to the inner wall of the flow baffle.

Further, the material branch pipe is provided with a slag removal cylinder, slag removal cylinder both sides respectively with material branch pipe intercommunication, slag removal cylinder is located the filter screen is kept away from one side of inlet pipe, just the filter screen inlays to be established slag removal cylinder lateral wall, slag removal cylinder internal rotation is provided with the second screw conveyer pole, the second screw conveyer pole passes through second motor drive, slag removal cylinder's one end screw thread is provided with the receiver, just the receiver with slag removal cylinder intercommunication, so that the second screw conveyer pole can with filter residue on the filter screen is carried to the receiver.

Further, the slag removing cylinder is provided with a switch valve, and the switch valve is located between the storage box and the second spiral conveying rod.

The beneficial effects of the utility model are as follows:

1. the fruit juice enters the heat exchanger through the material branch pipe to cool down, so that the fruit juice is cooled down to between 10 and 20 ℃, the freshness of the fruit juice is ensured, pulp residues in the fruit juice can be filtered under the action of the filter screen, the pulp residues are prevented from entering the heat exchanger, the frequency of overhauling and disassembling and cleaning the heat exchanger is reduced, and the efficiency of fruit juice processing and production is improved. Under the action of a first motor, the first spiral conveying rod rotates, so that potassium metabisulfite in the storage box can be conveyed to the additive branch pipe along the additive conveying pipe and then enter the heat exchanger, and the addition of the additive to the juice is realized; meanwhile, under the action of the flow induction valve, the juice flow entering the heat exchanger can be obtained, the controller obtains the juice volume entering the heat exchanger according to time and flow, after the controller obtains the preset juice volume, the controller controls the first motor to rotate for a preset time period, so that additives with proper weight enter the heat exchanger, the additive adding amount is continuously added according to the juice volume, the juice obtained by the juice extractor is not required to be transferred by adopting a barrel, the juice processing production efficiency is effectively improved, and the additives are ensured to have accurate adding amount.

2. Under the effect of second motor, the second screw conveyer pole rotates for the second screw conveyer pole can carry to the receiver to the pulp residue that adheres to on the filter screen, avoids the filter screen to stop up and reduce the flow that gets into the interior fruit juice of heat exchanger, ensures that fruit juice can carry according to predetermined velocity of flow, guarantees the efficiency of fruit juice processing production.

Drawings

Fig. 1 is a schematic structural diagram of a juice cooling and preserving system according to a preferred embodiment of the present utility model.

Fig. 2 is a schematic diagram of an additive delivery pipe of a juice cooling and preserving system according to a preferred embodiment of the present utility model.

Fig. 3 is a schematic structural diagram of a slag removing cylinder of the juice cooling and fresh-keeping system according to a preferred embodiment of the utility model.

Fig. 4 is a schematic diagram of a heat exchanger of a juice cooling and preserving system according to a preferred embodiment of the present utility model.

Fig. 5 is a schematic diagram of a housing structure of a juice cooling and preserving system according to a preferred embodiment of the present utility model.

Fig. 6 is a schematic view of a baffle structure of a juice cooling and preserving system according to a preferred embodiment of the present utility model.

Fig. 7 is a schematic structural diagram of a refrigerating mechanism of a juice cooling and preserving system according to a preferred embodiment of the present utility model.

In the figure, the heat exchanger 1, the shell 11, the fixed hole 111, the cooling pipe 12, the head 13, the liquid inlet pipe 131, the liquid outlet pipe 132, the baffle plate 14, the additive conveying pipe 2, the first screw conveying rod 21, the first motor 22, the feeding pipe 31, the additive branch pipe 311, the material branch pipe 312, the discharging pipe 32, the flow induction valve 33, the filter screen 34, the storage tank 4, the condenser 51, the heat radiation fan 511, the compressor 52, the expansion valve 53, the refrigerant storage 54, the slag removing cylinder 6, the second screw conveying rod 61, the second motor 62, the storage box 63 and the switching valve 64.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 7, a juice cooling and fresh-keeping system according to a preferred embodiment of the utility model includes a heat exchanger 1 and an additive delivery pipe 2.

As shown in fig. 1, the heat exchanger 1 is provided with a feed pipe 31 and a discharge pipe 32 at two ends, one end of the feed pipe 31 is connected with the shell 11 in a conductive manner, and the other end is provided with an additive branch pipe 311 and a material branch pipe 312.

As shown in fig. 2, the additive delivery pipe 2 is obliquely arranged, the upper end of the additive delivery pipe 2 is connected with the additive branch pipe 311 in a conducting way, the lower end of the additive delivery pipe 2 is provided with the storage box 4, the storage box 4 is connected with the additive delivery pipe 2 in a conducting way, the first screw delivery rod 21 is arranged in the additive delivery pipe 2 at an inner rotation speed, and the first screw delivery rod 21 is driven by the first motor 22, so that the additive in the storage box 4 is delivered into the shell 11 through the additive delivery pipe 2. In the embodiment, the storage box 4 is of a funnel-shaped structure, and the storage box 4 is erected on the ground; the two ends of the first screw conveying rod 21 are respectively connected with the additive conveying pipe 2 in a rotating way through bearings, the first motor 22 is fixedly arranged at one end of the additive conveying pipe 2, and a driving shaft of the first motor 22 penetrates into the additive conveying pipe 2 and is in transmission connection with the first screw conveying rod 21.

As shown in fig. 3, a flow sensing valve 33 and a filter screen 34 are disposed on a side of the material branch pipe 312 away from the feeding pipe 31, the flow sensing valve 33 is used for obtaining the flow of juice entering the material branch pipe 312, and the flow sensing valve 33 is electrically connected with the first motor 22 through a controller. The filter screen 34 is fixedly connected with the inner wall of the material branch pipe 312.

The fruit juice enters the heat exchanger 1 through the material branch pipe 312 to cool down so that the fruit juice is cooled down to between 10 and 20 ℃, the freshness of the fruit juice is ensured, pulp residues in the fruit juice can be filtered under the action of the filter screen 34, the pulp residues are prevented from entering the heat exchanger 1, the frequency of disassembling and cleaning the heat exchanger 1 is reduced, and the efficiency of fruit juice processing production is improved.

Under the action of the first motor 22, the first screw conveying rod 21 rotates, so that potassium metabisulfite in the storage box 4 can be conveyed to the additive branch pipe 311 along the additive conveying pipe 2 and then enter the heat exchanger 1, and the addition of additives to the juice is realized.

Meanwhile, under the action of the flow sensing valve 33, the juice flow entering the heat exchanger 1 can be obtained, the controller obtains the juice volume entering the heat exchanger 1 according to time and flow, after the controller obtains the preset juice volume, the controller controls the first motor 22 to rotate for a preset time period, so that additives with proper weight enter the heat exchanger 1, the additive adding amount is continuously added according to the juice volume, the juice obtained by the juice extractor is not required to be transferred by adopting a barrel, and the juice processing and production efficiency is effectively improved. In this example, 50mg of potassium metabisulfite was added per 1000ml of juice. In this embodiment, after the controller obtains the preset juice volume each time, the controller resets the juice volume calculation result to realize repeated addition of the additive.

As shown in fig. 3, the material branch pipe 312 is provided with a slag removing cylinder 6, two sides of the slag removing cylinder 6 are respectively communicated with the material branch pipe 312, the slag removing cylinder 6 is positioned on one side of the filter screen 34 far away from the feeding pipe 31, the filter screen 34 is embedded into the side wall of the slag removing cylinder 6, the slag removing cylinder 6 is rotationally provided with a second screw conveying rod 61, the second screw conveying rod 61 is driven by a second motor 62, one end of the slag removing cylinder 6 is provided with a storage box 63 in a threaded manner, and the storage box 63 is communicated with the slag removing cylinder 6, so that the second screw conveying rod 61 can convey filter residues on the filter screen 34 to the storage box 63. In this embodiment, the second motor 62 is fixedly disposed at one end of the slag removing barrel 6 far away from the storage box 63, and a transmission shaft of the second motor 62 penetrates into the slag removing barrel 6 to be fixedly connected with the second screw conveying rod 61, so that the second screw conveying rod 61 can rotate in the slag removing barrel 6.

Under the action of the second motor 62, the second screw conveying rod 61 rotates, so that the second screw conveying rod 61 can convey pulp residues adhered to the filter screen 34 to the storage box 63, the filter screen 34 is prevented from being blocked, the flow rate of juice entering the heat exchanger 1 is reduced, the juice can be conveyed according to a preset flow rate, and the juice processing production efficiency is guaranteed. In this embodiment, whether the filter screen 34 is clogged or not can be determined according to the flow rate data of the flow sensing valve 33.

Preferably, the slag removing cylinder 6 is provided with an on-off valve 64, and the on-off valve 64 is located between the storage box 63 and the second screw 61. The slag removing cylinder 6 of the present embodiment may be made of a transparent material, and when the slag removing cylinder 6 is filled with the pulp residues, the switch valve 64 may be closed to detach the storage box 63, so as to treat the pulp residues in the storage box 63, and the detachment process of the storage box 63 may not need to stop the conveying of the juice. The side of the skimming cylinder 6 away from the on-off valve 64 may be provided with a valve provided on the material branch pipe 312, which may be closed and the on-off valve 64 opened when the pulp residue adhered to the filter net 34 is removed, so that the second screw conveyor 61 can convey the pulp residue into the skimming cylinder 6. And when the slag removal is not required, the on-off valve 64 is closed.

As shown in fig. 4, the heat exchanger 1 comprises a shell 11 and a refrigerating pipe 12, wherein the shell 11 is of a hollow cylinder structure, and a feed pipe 31 and a discharge pipe 32 are respectively connected with two ends of the shell 11 in a conducting manner; the two ends of the shell 11 are respectively fixedly provided with a sealing head 13, one sealing head 13 is provided with a liquid inlet conduit 131, and the other sealing head 13 is provided with a liquid outlet conduit 132; the two end surfaces of the shell 11 are uniformly provided with through fixing holes 111, the fixing holes 111 of the two end surfaces of the shell 11 are mutually aligned, two ends of the refrigeration pipe 12 are respectively connected with the fixing holes 111 of the two end surfaces of the shell 11 in a conducting manner, so that the refrigerant can enter the corresponding seal heads 13 through the liquid inlet guide pipes 131 and then pass through the refrigeration pipe 12, the refrigerant of the refrigeration pipe 12 can be discharged through the liquid outlet guide pipes 132, and the refrigerant is provided through the refrigeration mechanism.

Fruit juice enters the shell 11 through the feed pipe 31, flows in the shell 11, is finally discharged through the discharge pipe 32, absorbs heat to the fruit juice through the refrigeration pipe 12 in the process of flowing in the shell 11, and accordingly cooling and fresh-keeping of the fruit juice are achieved.

A plurality of baffle plates 14 are arranged in the shell 11, the baffle plates 14 are uniformly and alternately arranged in the shell 11, the refrigerating pipe 12 is fixedly arranged on the baffle plates 14 in a penetrating mode, and the adjacent baffle plates 14 are arranged in a staggered mode, so that the shell 11 forms a diversion channel of a wave structure. In this embodiment, the area of the baffle plate 14 is greater than half of the cross-sectional area of the housing 11, one side of the baffle plate 14 is fixedly connected with the inner wall of the housing 11, the other side of the baffle plate 14 and the inner wall of the housing 11 form a material guiding opening, and the adjacent material guiding openings are positioned on different sides in the housing 11, so that the space between the baffle plate 14 and the housing 11 forms a flow guiding channel of a wave structure, thereby slowing down the flow velocity of juice in the housing 11, improving the contact time of the juice and the refrigerating tube 12, and improving the cooling effect.

As shown in fig. 6, the flow baffle 14 is provided with a cavity, a plurality of heat exchange fins 141 are arranged in the cavity, the heat exchange fins 141 are sleeved outside the cooling tube 12, and two sides of the heat exchange fins 141 are abutted against the inner wall of the flow baffle 14. Under the action of the heat exchange fins 141, the refrigerating tube 12 can absorb heat to the juice through the heat exchange fins 141 and the flow baffle 14 in sequence, so that the cooling effect of the juice is improved.

As shown in fig. 7. The refrigeration mechanism comprises a condenser 51, a compressor 52, an expansion valve 55 and a refrigerant storage 54, wherein the condenser 51 is provided with a heat dissipation fan 511, a liquid outlet end of the condenser 51 is connected with a liquid inlet pipe 131 in a conducting manner through the compressor 52 and the expansion valve 55, and the liquid outlet pipe 132 is connected with the liquid inlet end of the condenser 51 in a conducting manner through the refrigerant storage 54. The refrigerant reservoir 54 sequentially passes through the condenser 51, the compressor 52, and the expansion valve 55, and then enters the heat exchanger 1, and the refrigerant discharged from the heat exchanger 1 enters the refrigerant reservoir 54. The refrigeration principle of the refrigeration mechanism of the embodiment can refer to the refrigeration principle of a refrigerator.

The temperature reduction process of the juice in the embodiment is as follows:

through the fruit juice of input at material branch pipe 312, fruit juice passes through inlet pipe 31 and gets into in the casing 11, and fruit juice flows in casing 11, and finally discharges through discharging pipe 32, and the in-process that fruit juice flows in casing 11, refrigeration pipe 12 absorbs heat to fruit juice to realize the cooling fresh-keeping of fruit juice. Meanwhile, the flow sensing valve 33 acquires the flow of the juice entering the heat exchanger 1, the controller acquires the volume of the juice entering the heat exchanger 1 according to the time and the flow, and after the controller acquires the preset volume of the juice, the controller controls the first motor 22 to rotate for a preset period of time, so that the additive with proper weight enters the heat exchanger 1, and the quantitative addition of the additive to the juice is realized.

Claims (7)

1. The fruit juice cooling and fresh-keeping system is characterized by comprising a heat exchanger (1) and an additive conveying pipe (2), wherein a feed pipe (31) and a discharge pipe (32) are respectively arranged at two ends of the heat exchanger (1), one end of the feed pipe (31) is in conductive connection with the heat exchanger (1), and an additive branch pipe (311) and a material branch pipe (312) are arranged at the other end of the feed pipe; the additive conveying pipe (2) is obliquely arranged, the upper end of the additive conveying pipe (2) is in conductive connection with the additive branch pipe (311), the lower end of the additive conveying pipe (2) is provided with a storage box (4), the storage box (4) is in conductive connection with the additive conveying pipe (2), a first spiral conveying rod (21) is arranged at the inner rotating speed of the additive conveying pipe (2), and the first spiral conveying rod (21) is driven by a first motor (22) so that additives in the storage box (4) are conveyed into the heat exchanger (1) through the additive conveying pipe (2);

a flow sensing valve (33) and a filter screen (34) are arranged on one side, far away from the feeding pipe (31), of the material branch pipe (312), the flow sensing valve (33) is used for acquiring the flow of juice entering the material branch pipe (312), and the flow sensing valve (33) is electrically connected with the first motor (22) through a controller; the filter screen (34) is fixedly connected with the inner wall of the material branch pipe (312).

2. The juice cooling and fresh-keeping system according to claim 1, wherein: the heat exchanger (1) comprises a shell (11) and a refrigerating pipe (12), wherein the shell (11) is of a hollow cylinder structure, and the feeding pipe (31) and the discharging pipe (32) are respectively connected with two ends of the shell (11) in a conducting manner; two ends of the shell (11) are respectively and fixedly provided with a sealing head (13), one sealing head (13) is provided with a liquid inlet conduit (131), and the other sealing head (13) is provided with a liquid outlet conduit (132); the utility model discloses a refrigeration device, including casing (11), cooling tube (12), inlet pipe (131), cooling tube (12), outlet pipe (132), cooling tube (12), fixed orifices (111) that run through have evenly been laid to casing (11) both ends face, fixed orifices (111) of casing (11) both ends face are aimed at each other, cooling tube (12) both ends respectively with fixed orifices (111) of casing (11) both ends face switch-on connection, so that the refrigerant can get into behind corresponding head (13) through inlet pipe (131) cooling tube (12), just the refrigerant of cooling tube (12) can pass through outlet pipe (132) discharge, the refrigerant passes through refrigeration mechanism and provides.

3. The juice cooling and fresh-keeping system according to claim 2, wherein: the refrigerating mechanism comprises a condenser (51), a compressor (52), an expansion valve (55) and a refrigerant storage (54), wherein the condenser (51) is provided with a heat dissipation fan (511), the liquid outlet end of the condenser (51) sequentially passes through the compressor (52) and the expansion valve (55) and is in conductive connection with the liquid inlet pipe (131), and the liquid outlet pipe (132) is in conductive connection with the liquid inlet end of the condenser (51) through the refrigerant storage (54).

4. The juice cooling and fresh-keeping system according to claim 2, wherein: a plurality of baffle plates (14) are arranged in the shell (11), the baffle plates (14) are uniformly arranged in the shell (11) at intervals, the refrigerating pipe (12) is fixedly arranged in the baffle plates (14) in a penetrating mode, and the adjacent baffle plates (14) are arranged in a staggered mode, so that a flow guide channel of a wave structure is formed in a space between the shell (11) and the baffle plates (14).

5. The juice cooling and fresh-keeping system according to claim 4, wherein: the flow baffle (14) is provided with a cavity, a plurality of heat exchange fins (141) are arranged in the cavity, the heat exchange fins (141) are sleeved outside the refrigeration pipe (12), and two sides of the heat exchange fins (141) are abutted to the inner wall of the flow baffle (14).

6. The juice cooling and fresh-keeping system according to claim 1, wherein: the material branch pipe (312) is provided with a slag removal barrel (6), slag removal barrel (6) both sides respectively with material branch pipe (312) intercommunication, slag removal barrel (6) are located filter screen (34) are kept away from one side of inlet pipe (31), just filter screen (34) are inlayed and are established slag removal barrel (6) lateral wall, slag removal barrel (6) internal rotation is provided with second screw conveyer (61), second screw conveyer (61) are through second motor (62) drive, the one end screw thread of slag removal barrel (6) is provided with receiver (63), just receiver (63) with slag removal barrel (6) intercommunication, so that second screw conveyer (61) can with filter residue on filter screen (34) is carried to receiver (63).

7. The juice cooling and fresh-keeping system according to claim 6, wherein: the slag removing cylinder (6) is provided with a switch valve (64), and the switch valve (64) is positioned between the storage box (63) and the second screw conveying rod (61).

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