CN111789268A

CN111789268A - Evacuation pot for assisting orange peeling and orange peeling process

Info

Publication number: CN111789268A
Application number: CN202010686894.XA
Authority: CN
Inventors: 姜晓文; 田继韬; 沈德嵩
Original assignee: Yichang Haitong Food Co ltd
Current assignee: Yichang Haitong Food Co ltd
Priority date: 2020-07-16
Filing date: 2020-07-16
Publication date: 2020-10-20
Anticipated expiration: 2040-07-16
Also published as: CN111789268B

Abstract

The invention provides an evacuated pan for assisting orange peeling, which comprises: the pot body is provided with an interlayer, a sealing cover is buckled on the pot body, an exhaust pipe and a pressure pipe which are communicated with the inside of the pot body are arranged on the sealing cover, the pot body is also provided with a liquid inlet pipe positioned at the upper end of the pot body and a liquid discharge pipe positioned at the lower end of the pot body, the interlayer is communicated with an air inlet pipe and a liquid outlet pipe which are arranged on the pot body, and the liquid inlet pipe and the liquid discharge pipe are both communicated with the inside of the pot body; the orange basket is characterized by further comprising a hanging basket for containing oranges, wherein the upper end of the hanging basket is open, and a hole plate is connected to the opening through threads. The invention also provides an orange peeling process using the evacuation pot, which can reduce the blanching temperature, can be carried out in a closed pot body, can avoid scalding workers, is assisted with enzyme treatment, has high separation degree of the pulp of the treated oranges, is put into a roller for rolling treatment, separates the pulp, is manually separated after being led out, and ensures that the pulp damage rate is as low as 5 percent.

Description

Evacuation pot for assisting orange peeling and orange peeling process

Technical Field

The invention relates to the technical field of production and processing processes of canned fruits, in particular to an evacuation pot for assisting orange peeling and an orange peeling process.

Background

The orange is a fruit rich in vitamin C, which is sour, sweet, delicious, widely planted and deeply favored by people. With the concept of healthy diet, people feel deep and the fruit juice beverage with pulp can be seen is more and more popular with people due to fast-paced life, the orange pulp is processed into the bladder, the color and luster are bright, the particles are full, the taste is excellent, and the orange pulp beverage is very suitable for being made into the beverage with the pulp visible.

The original processing technology of the orange bladder uses the peeling procedure with the most manual procedures, namely the skin is scalded to about 98 degrees, then the orange skin is peeled off by a peeling knife manually, and the residual white skin of the orange skin is removed.

The automatic orange peeling equipment has been popularized in China in recent two years, a good using effect is achieved, and the peeling rate can reach over 90%. However, because the orange peel of the orange is very tightly bonded with the orange flesh, the peeling rate of the orange raw material on an automatic peeling machine after being scalded is only about 30%, and the pulp damage rate is as high as 50%.

The vacuum blanching treatment can reduce the temperature required by blanching, so that a device suitable for blanching and peeling the oranges needs to be provided for the oranges.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides an evacuation pot for assisting orange peeling, and provides a vacuum scalding device suitable for oranges, which can avoid scalding workers during scalding.

According to an embodiment of the invention, an evacuated pan to assist peeling of oranges comprises:

a pot body, an interlayer is arranged on the pot body, a sealing cover is buckled on the pot body, an exhaust pipe and a pressure pipe which are communicated with the inside of the pot body are arranged on the sealing cover, a liquid inlet pipe which is arranged at the upper end of the pot body and a liquid discharge pipe which is arranged at the lower end of the pot body are also arranged on the pot body, wherein,

the interlayer is communicated with an air inlet pipe and a liquid outlet pipe which are arranged on the pot body, and the liquid inlet pipe and the liquid outlet pipe are both communicated with the inside of the pot body;

the basket is used for containing oranges, the upper end of the basket is open, and the opening is in threaded connection with a pore plate;

the air exhaust pipe and the pressure pipe are respectively used for vacuumizing and breaking vacuum of the pot body;

the liquid inlet pipe and the liquid outlet pipe are respectively used for leading in and leading out soaking water into the pot body;

the air inlet pipe and the liquid outlet pipe are respectively used for leading in water vapor to the interlayer and leading out condensed water generated after the water vapor is condensed.

According to the technical scheme, the temperature required by blanching can be reduced by vacuumizing, the oranges are put into automatic peeling equipment for peeling after blanching at a low temperature, and the orange peels can be peeled off more easily, so that the pulp damage rate is reduced.

Furthermore, a spiral pipe clinging to the inner wall of the pot body is further arranged in the pot body, the lower end of the spiral pipe is communicated with the air inlet pipe, and the upper end of the spiral pipe is communicated with the interlayer.

Furthermore, a positioning table is arranged at the bottom in the pot body, a positioning column is vertically arranged on the positioning table, and a through hole for the positioning column to pass through is formed in the bottom of the hanging basket;

a plurality of stop rods surrounding the periphery of the through hole are vertically arranged at the bottom in the hanging basket, and the upper ends of the stop rods are bent to gather towards the center of the through hole;

the positioning column penetrates into the hanging basket and is located below the bent position of the stop lever.

Furthermore, the positioning table is of a hollow structure, a plurality of filtering holes are formed in the positioning table, and the liquid discharge pipe is arranged at the bottom of the pot body and communicated with the hollow part of the positioning table.

Furthermore, a knob located at the center of the hole plate is fixedly connected to the upper plate surface of the hole plate.

Furthermore, the outer wall of the lower end of the sealing cover is fixedly connected with a plurality of buckling claws, and the outer wall of the upper end of the pot body is provided with an annular groove for the buckling claws to be clamped in; wherein,

the buckling claw comprises an elastic sheet, the upper end of the elastic sheet is connected with the sealing cover, and one side of the lower end of the elastic sheet close to the pot body is fixedly connected with a rubber clamping head.

Further, the liquid inlet pipe is positioned above the interlayer;

the air inlet pipe is positioned above the liquid discharge pipe, and the liquid discharge pipe is arranged at the bottom of the interlayer.

Further, the stop lever includes vertical screw thread section and the elastic segment of buckling, hanging flower basket bottom seted up with screw thread section threaded connection's screw, just the external diameter of elastic segment is less than the internal diameter of screw.

According to the embodiment of the invention, the invention also provides a process for peeling oranges by using the evacuation pot, which comprises the following steps:

putting the hanging basket into the pot body, putting the oranges with the heads and tails removed in advance into the hanging basket, buckling the sealing cover, and then vacuumizing;

introducing soaking water to submerge the oranges in the hanging basket, and then vacuumizing again;

introducing steam to heat the soaking water in the pot body, keeping the temperature of the soaking water at 45-50 ℃ and maintaining for 2-3 h;

cutting off the introduced water vapor, introducing cooling water through an air inlet pipe to reduce the temperature of the soaking water to 12-15 ℃, then breaking vacuum to balance the pressure in the pot body with the outside, and leading out the soaking water in the pot body through a liquid discharge pipe;

then pressurizing the pot body through the exhaust pipe, maintaining the pressure for 10-15 min, and reducing the pressure in the pot body to be balanced with the outside through the pressure pipe;

and opening the sealing cover, taking out the hanging basket, unloading the oranges, conveying the oranges into a horizontal roller, performing rolling treatment for 5-8 min under the condition of 20-30 r/min, and guiding out and separating the orange peel and the orange flesh.

Further, the temperature of the soaking water is 30-35 ℃, and an enzyme preparation is mixed in the soaking water.

Compared with the prior art, the invention has the following beneficial effects:

the scalding temperature is reduced, and the scalding is carried out in the closed pot body, so that the scalding of staff can be avoided;

the blanching treatment is assisted with enzyme treatment at the same time, so that the separation degree of the processed orange pulp is high, the orange pulp is put into a roller to be rolled, the pulp is further separated, manual separation is carried out after the orange pulp is led out, the labor intensity is reduced, and meanwhile, the pulp damage rate is guaranteed to be as low as 5%;

if the blanched oranges are processed by an automatic peeling machine, more than 80% of peels can be removed, and the residual orange peels are removed on a conveying belt by a small amount of manpower, so that the automatic peeling of the oranges is realized;

the cost of enzyme preparation is saved in labor reduction, enterprises realize automatic connection of peeling procedures, and daily average yield can be improved by over 50%.

Drawings

FIG. 1 is a first general structural diagram (appearance) of an embodiment of the present invention;

FIG. 2 is a schematic diagram of the overall structure of the embodiment of the present invention (inside);

FIG. 3 is an enlarged view of a portion A of FIG. 2;

FIG. 4 is a schematic view of a mounting structure between a basket and a positioning table according to an embodiment of the invention;

FIG. 5 is an enlarged view of a portion B of FIG. 4;

in the above drawings: 1. a pan body; 2. an interlayer; 3. an air exhaust pipe; 4. a pressure pipe; 5. a liquid inlet pipe; 6. a liquid discharge pipe; 7. an air inlet pipe; 8. a liquid outlet pipe; 9. a hanging basket; 10. an orifice plate; 11. a knob; 12. an annular groove; 13. the elastic sheet 14 and the rubber chuck; 15. a spiral tube; 16. a positioning table; 17. a positioning column; 18. a threaded segment; 19. an elastic section; 20. filtering holes; 21. a fastening claw; 22. a sealing cover; 23. a stop lever.

Detailed Description

The technical solution of the present invention is further explained with reference to the drawings and the embodiments.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.

As shown in fig. 1, 2 and 4, the present embodiment provides an evacuated pan for assisting orange peeling, which includes:

the pot body 1 and the pot body 1 are provided with an interlayer 2, a sealing cover 22 is buckled on the pot body 1 for realizing the sealing of the pot body 1, in order to achieve better sealing effect, a heat-resistant and pressure-resistant rubber gasket can be arranged at the contact part between the pot body 1 and the sealing cover 22, the sealing cover 22 is provided with an exhaust pipe 3 and a pressure pipe 4 which are communicated with the inside of the pot body 1, the pot body 1 is also provided with a liquid inlet pipe 5 positioned at the upper end thereof and a liquid outlet pipe 6 positioned at the lower end thereof, and the liquid inlet pipe 5 is positioned above the interlayer 2,

wherein,

the interlayer 2 is communicated with an air inlet pipe 7 and a liquid outlet pipe 8 which are arranged on the pot body 1, and the liquid inlet pipe 5 and the liquid outlet pipe 6 are both communicated with the inside of the pot body 1;

the device is characterized by further comprising a hanging basket 9 for containing oranges, wherein the upper end of the hanging basket 9 is open, an orifice plate 10 is connected to the opening through threads, a knob 11 located in the center of the orifice plate 10 is fixedly connected to the upper plate surface of the orifice plate 10, the opening of the upper end of the hanging basket 9 is conveniently achieved through the knob 11, the oranges are conveniently loaded and unloaded, and meanwhile, the arrangement of the orifice plate 10 cannot prevent immersion liquid from passing through;

the air exhaust pipe 3 and the pressure pipe 4 are respectively used for vacuumizing and breaking vacuum of the pot body 1;

the liquid inlet pipe 5 and the liquid outlet pipe 6 are respectively used for leading in and leading out soaking water into the pot body 1;

the air inlet pipe 7 and the liquid outlet pipe 8 are respectively used for leading in water vapor to the interlayer and leading out condensed water generated after the water vapor is condensed; wherein, the air inlet pipe 7 is positioned above the liquid discharge pipe 6, and the liquid discharge pipe 6 is arranged at the bottom of the interlayer 2.

In the embodiment, the temperature required by blanching can be reduced by vacuumizing, the oranges are put into automatic peeling equipment for peeling after blanching at a low temperature, and the orange peels can be peeled off more easily, so that the pulp damage rate is reduced.

As shown in fig. 1, 2, 3 and 4, preferably, in order to achieve good fastening of the sealing cover 22, a plurality of fastening claws 21 are fixedly connected to the outer wall of the lower end of the sealing cover 22, and an annular groove 12 for the fastening claws 21 to be fastened into is formed in the outer wall of the upper end of the pot body 1; wherein,

the buckling claw 21 comprises an elastic sheet 13, the upper end of the elastic sheet 13 is connected with the sealing cover 22, and one side of the lower end of the elastic sheet 13 close to the pot body 1 is fixedly connected with a rubber clamping head 14; wherein,

the rubber clamping head 14 is matched with the annular groove 12 in shape: the annular groove 12 is a wedge-shaped groove, the rubber chuck 14 is of a slightly small-sized wedge-shaped structure, and the height of the rubber chuck 14 is slightly larger than the depth of the annular groove 12, so that the rubber chuck is clamped into the annular groove 12 and then compressed, closer contact is realized, and buckling is more stable;

the elastic sheet 13 is made of steel, has certain elasticity and mechanical strength, can deform to enable the rubber chuck 14 to withdraw from the annular groove 12 or be clamped into the annular groove 12, and provides extrusion acting force for the rubber chuck 14 when being clamped into the annular groove 12.

As shown in fig. 2, preferably, in order to achieve a better heating effect of the steam on the soaking liquid, a spiral pipe 15 is further disposed in the pot body 1 and closely attached to the inner wall of the pot body, the lower end of the spiral pipe 15 is communicated with the air inlet pipe 7, and the upper end of the spiral pipe is communicated with the interlayer 2, so that the introduced steam directly contacts with the soaking water in the pot body 1 through the spiral pipe 15, and more efficient heat exchange is achieved.

As shown in fig. 2, 4 and 5, preferably, in order to facilitate loading of the hanging basket 9, a positioning table 16 for positioning the lower end of the hanging basket 9 is arranged at the bottom inside the pot body 1, a positioning column 17 is vertically arranged on the positioning table 16, a through hole for the positioning column 17 to pass through is arranged at the bottom of the hanging basket 9, when the hanging basket 9 is loaded downwards, the upper end of the positioning column 17 penetrates through the through hole on the hanging basket 9, so that the hanging basket 9 is prevented from shaking on the positioning table 16;

a plurality of stop rods 23 surrounding the periphery of the through hole are vertically arranged at the bottom in the hanging basket 9, and the upper ends of the stop rods 23 are bent to gather towards the center of the through hole;

after the positioning column 17 penetrates into the hanging basket 9, the positioning column 17 is positioned below the bent part of the stop lever 23; the stop lever 23 that sets up on the hanging flower basket 9 is spacing to the upper end of reference column 17, prevents simultaneously that the orange from making contact with reference column 17, avoids the orange to cause unnecessary damage.

As shown in fig. 5, preferably, the stop lever 23 includes a vertical thread section 18 and a bent elastic section 19, a screw hole in threaded connection with the thread section 18 is formed at the bottom of the basket 9, and the outer diameter of the elastic section 19 is smaller than the inner diameter of the screw hole, when an orange is loaded, the elastic section 19 is pressed down to contact with the upper end surface of the positioning column 17 to form a support for the orange, in particular, after the stop lever 23 is installed, the lower end of the thread section 18 is located below the basket 9, so as to facilitate disassembly, and more importantly, a hole for accommodating a part of the thread section 18 located below the basket 9 is further formed on the positioning table 16;

particularly, when the oranges are unloaded, the hanging basket 9 is taken out of the pot body 1, the positioning column 17 exits from the through hole, and the elastic section 19 is not deformed any more after continuing to move downwards for a certain distance (the included angle between the elastic section 19 and the thread section 18 is 30-45 degrees, the elastic section 19 is made of rubber with certain strength), so that the oranges above the through hole are supported by the elastic sections 19 together in the process of hanging the hanging basket 9, and the oranges are prevented from falling;

after the hanging basket 9 is lifted out, all the stop rods 23 are screwed down from the bottom of the hanging basket 9, so that the oranges can fall off from the through holes, and the oranges can be conveniently unloaded; wherein,

the smaller diameter resilient section 19 is provided so that it can be easily withdrawn from the through hole.

As shown in fig. 4 and 5, preferably, the positioning table 16 is a hollow structure, and a plurality of filtering holes 20 are formed in the positioning table, the drain pipe 6 is disposed at the bottom of the pot body 1 and is communicated with the hollow portion of the positioning table 16, the hollow structure does not occupy the space in the pot body 1, so that more soaking liquid is filled in, and when the soaking liquid is led out, the filtering holes 20 in the positioning table 16 can also block some impurities from entering, so that the impurities are left outside the positioning table 16, and the cleaning is convenient.

The embodiment also provides a process for peeling oranges by utilizing the evacuation pot, which comprises the following steps:

placing the hanging basket 9 into the pot body 1, placing the oranges with heads and tails removed in advance into the hanging basket 9, buckling the sealing covers 22, then vacuumizing to remove the heads and tails, so that the soaking liquid can enter the skin and meat separation layer during blanching, and the two can be separated more efficiently;

introducing soaking water to submerge the oranges in the hanging basket 9, and then vacuumizing again;

introducing steam to heat the soaking water in the pot body 1, keeping the temperature of the soaking water at 45-50 ℃ and maintaining for 2-3 h;

cutting off the introduced water vapor, introducing cooling water through the air inlet pipe 7 to reduce the temperature of the soaking water to 12-15 ℃, then breaking vacuum to balance the pressure in the pot body 1 with the outside, and leading out the soaking water in the pot body 1 through the liquid discharge pipe 6;

then pressurizing the interior of the pot body 1 through the exhaust pipe 3, maintaining the pressure for 10-15 min, and then reducing the pressure in the pot body 1 to be balanced with the outside through the pressure pipe 4;

and (3) opening the sealing cover 22, taking out the hanging basket 9, unloading the oranges, conveying the oranges into a horizontal roller, performing rolling treatment for 5-8 min under the condition of 20-30 r/min, and guiding out and separating the orange peels and the orange flesh.

Preferably, the temperature of the soaking water is 30-35 ℃, warm water is used as the soaking water, the heating efficiency can be higher, and particularly, in order to enable the pulp separation to be more efficient, an enzyme preparation is mixed in the soaking water.

In the present embodiment, the first and second electrodes are,

the vacuumizing treatment reduces the scalding temperature, and the vacuumizing treatment is carried out in the closed pot body 1, so that scalding to staff can be avoided;

the cost of enzyme preparation (generally comprising pectinase and the like) is increased, the labor can be reduced, enterprises realize the automatic connection of the peeling procedure, and the daily yield can be increased by more than 50%.

Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.

Claims

1. An evacuated pan for assisting peeling of oranges, comprising:

2. An evacuated pan for assisting orange peeling as claimed in claim 1, wherein a spiral tube is provided in the pan body to be closely attached to the inner wall thereof, and the lower end of the spiral tube is communicated with the inlet duct and the upper end thereof is communicated with the interlayer.

3. The evacuated pan for assisting orange peeling as claimed in claim 1, wherein a positioning table is arranged at the bottom in the pan body, a positioning column is vertically arranged on the positioning table, and a through hole for the positioning column to pass through is arranged at the bottom of the hanging basket;

4. The evacuated pan for assisting orange peeling as claimed in claim 3, wherein the positioning table is hollow and has a plurality of filtering holes, and the drain pipe is arranged at the bottom of the pan body and is communicated with the hollow part of the positioning table.

5. An evacuated pan for assisting orange peeling as claimed in claim 1, wherein the upper panel surface of the perforated panel is fixedly connected with a knob located at the central position thereof.

6. The evacuated pan for assisting orange peeling as claimed in claim 1, wherein a plurality of fastening claws are fixedly connected to the outer wall of the lower end of the sealing cover, and an annular groove for the fastening claws to be clamped is formed in the outer wall of the upper end of the pan body; wherein,

7. An evacuated pan for assisting orange peeling as claimed in claim 1, wherein the liquid inlet pipe is located above the interlayer;

8. The evacuated pan for assisting orange peeling as claimed in claim 3, wherein the stop lever comprises a vertical threaded section and a bent elastic section, a threaded hole in threaded connection with the threaded section is formed at the bottom of the basket, and the outer diameter of the elastic section is smaller than the inner diameter of the threaded hole.

9. A process for peeling oranges using the evacuated kettle as provided in claim 1, comprising the steps of:

10. A process for peeling oranges according to claim 9 wherein the temperature of the steepwater is 30 to 35 ℃ and an enzyme preparation is mixed therein.