CN108518905B - Milk supply method of milk refrigerator - Google Patents

Milk supply method of milk refrigerator Download PDF

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Publication number
CN108518905B
CN108518905B CN201810319298.0A CN201810319298A CN108518905B CN 108518905 B CN108518905 B CN 108518905B CN 201810319298 A CN201810319298 A CN 201810319298A CN 108518905 B CN108518905 B CN 108518905B
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China
Prior art keywords
milk
transfer chamber
refrigerator
screw rod
boxed
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CN201810319298.0A
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CN108518905A (en
Inventor
徐国仪
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Wp Kitchen Equipment Manufacturing Co ltd
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Wp Kitchen Equipment Manufacturing Co ltd
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Publication of CN108518905A publication Critical patent/CN108518905A/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto 
    • B08B9/08—Cleaning containers, e.g. tanks
    • B08B9/093—Cleaning containers, e.g. tanks by the force of jets or sprays
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D25/00—Charging, supporting, and discharging the articles to be cooled
    • F25D25/02—Charging, supporting, and discharging the articles to be cooled by shelves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00—Arrangement or mounting of control or safety devices
    • F25D29/003—Arrangement or mounting of control or safety devices for movable devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00—Arrangement or mounting of control or safety devices
    • F25D29/005—Mounting of control devices

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)

Abstract

The invention provides a milk supply method of a milk refrigerator, which comprises the following steps: the placing rack is used for placing a plurality of boxed milk; the transfer chamber is used for storing milk with preset volume and conveying the milk to the outside; the liquid level detection element is used for detecting the milk amount of the transfer chamber; the extraction mechanism is used for extracting the milk in the boxed milk and supplying the milk to the transfer chamber; the milk supply method comprises the following steps: when the milk amount of the transfer chamber is smaller than the preset amount, the control module of the milk refrigerator controls the extracting mechanism to extract milk from the boxed milk and supply the milk to the transfer chamber. Compared with the prior art, the milk supply method of the milk refrigerator provided by the invention ensures that enough milk is available in the transfer chamber at any time, avoids the condition that the existing milk amount is not enough to brew a cup of coffee, equivalently realizes continuous milk supply, simultaneously can prevent the milk from being stored in a larger container for a long time, avoids the milk from contacting with the air for a long time, and ensures that the milk cannot deteriorate.

Description

Milk supply method of milk refrigerator
Technical Field
The invention relates to the technical field of refrigeration equipment, in particular to a milk supply method of a milk refrigerator.
Background
In order to be used together with a coffee machine, a milk refrigerator is arranged in the existing household or coffee hall so as to be convenient for coffee making.
At present, milk refrigerators in the market place milk buckets in housings, and milk is supplied by pouring milk into the buckets and pumping the milk by using a first pump body and a guide pipe; however, the amount of milk used for brewing coffee is generally constant, and the amount of milk extracted each time is also constant, which affects the quality of coffee if the amount of milk is insufficient, so that when the amount of milk in the milk bucket is insufficient to brew a cup of coffee, the use of such a milk supply method results in waste of the material used for brewing the cup of coffee; moreover, because the used bucket has larger capacity and the milk is used up for a longer time, the milk in the bucket is easy to deteriorate due to long-time contact with air, and further the waste phenomenon is caused. In addition, the milk box at present utilizes the manual milk of supplying in the bucket of user, and this mode troublesome poeration, intelligence is low.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a milk supply method of a milk refrigerator, which can prevent waste of materials.
In order to solve the technical problems, the invention adopts the following technical scheme:
a milk supply method of a milk refrigerator, the milk refrigerator comprising:
the placing rack is used for placing a plurality of boxed milk;
the transfer chamber is used for storing milk with preset volume and conveying the milk to the outside;
the liquid level detection element is used for detecting the milk amount of the transfer chamber;
the extraction mechanism is used for extracting the milk in the boxed milk and supplying the milk to the transfer chamber;
when the milk amount of the transfer chamber is less than the preset amount L0, the control module of the milk refrigerator controls the extracting mechanism to extract the milk from the boxed milk and supply the milk to the transfer chamber.
Compared with the prior art, the milk supply method of the milk refrigerator provided by the invention has the advantages that the transfer chamber is arranged, the liquid level detection element is utilized to monitor the milk amount in the transfer chamber, the milk is supplied when the milk amount in the transfer chamber is insufficient, the sufficient milk amount in the transfer chamber is ensured at any time, the continuous milk supply can be realized, meanwhile, the milk can be prevented from being stored in a larger container for a long time, the milk is prevented from contacting with the air for a long time, and the milk is prevented from deteriorating.
Preferably, the milk refrigerator further comprises a box body, a freezing chamber, a refrigerating module and a control module are arranged in the box body, the placing frame, the transfer chamber and the extracting mechanism are arranged in the freezing chamber, the liquid level detecting element is arranged in the transfer chamber, a door capable of opening or closing the freezing chamber is arranged on the box body, and the refrigerating module is used for refrigerating and storing milk to ensure the freshness of the milk; the bottom of freezer is located to rack detachably, and extraction mechanism fixes the top of locating the rack, and the lateral part of freezer is located to transfer room detachably, arranges the position of each structure rationally, reduces the volume of box, saves space and material.
Preferably, the extracting mechanism comprises an insertion pipe, a first pump body, a lifting device and a transverse moving device, the insertion pipe is used for penetrating the boxed milk to extract, the output end of the insertion pipe is communicated with the input end of the first pump body through a guide pipe, and the output end of the first pump body is communicated with the transfer chamber through a guide pipe; the insertion pipe is fixed on the lifting device, the lifting device is fixedly connected with the transverse moving device, and the transverse moving device is connected with a box body of the milk refrigerator;
the control module controls the transverse moving device to move to the position above target boxed milk, then the control module controls the lifting device to descend, the insertion pipe descends along with the lifting device and is inserted into the boxed milk, then the control module controls the first pump body to extract the milk, and the intelligence of the milk refrigerator is enhanced.
Preferably, a timer is arranged on the control module;
when the liquid level detection element detects that the milk amount of the transfer chamber is smaller than a preset amount L0, timing is started, and after the predicted time T is reached, if the liquid level detection element detects that the milk amount of the transfer chamber is equal to L0, the first pump body is suspended; if the liquid level detection element detects that the milk amount of the transfer chamber is less than L0, the current boxed milk is judged to be completely extracted, the control module controls the transverse moving device to move the insertion pipe to the position above the next boxed milk and extract the next boxed milk, automatic milk changing is achieved, sufficient milk amount is always stored in the transfer chamber, and therefore continuous milk supply of the milk refrigerator is further guaranteed.
Preferably, the input end of the insertion pipe is provided with an inclined opening structure which is convenient for inserting the boxed milk, so that the insertion pipe can be conveniently inserted through the milk box to enter the box when descending.
Further, the input of intubate is equipped with movable plug, the outer end of activity plug is located to the bevel connection structure, the activity plug passes through resilient means and installs in the outside of the input of intubate, and the input of intubate is stretched out to the activity plug under resilient means's effect to but when supporting to box-packed milk bottom retraction to with intubate input parallel and level, when making things convenient for the intubate to inject milk box, can guarantee all milks in the box-packed milk all extract.
Preferably, the traversing device is a screw rod sliding traversing device and comprises a first support frame, a first driving motor, a first screw rod nut, a first connecting plate, first guide rails arranged on two sides of the first screw rod and a first positioning slide block arranged on the first guide rails; the first support frame is fixed on a box body of the milk refrigerator, the first lead screw and the first guide rail are fixed on the first support frame, the first lead screw is connected with the first driving motor, the first lead screw nut is sleeved on the first lead screw, the first connecting plate is fixed on the outer side of the first lead screw nut, two sides of the first connecting plate are fixedly connected with the first positioning slide block, and the lifting device is fixedly arranged on the first connecting plate.
Preferably, the lifting device is a screw rod sliding lifting device and comprises a second support frame, a second driving motor, a second screw rod nut and a connecting block; the second support frame is fixed on the lower side of the first connecting plate, the second driving motor is fixed on the first connecting plate, the second screw rod is fixed on the second support frame, and the second driving motor is connected with the second screw rod; the second screw rod nut is sleeved on the second screw rod, the connecting block is fixed to the outer side of the second screw rod nut, a connecting hole is formed in the connecting block, and the inserting pipe is fixed to the connecting hole.
When the lifting device works, the first driving motor drives the first screw rod to rotate, the first screw rod nut drives the first connecting plate to move under the rotation of the first screw rod, and then the first connecting plate drives the lifting device to move back and forth above the placing frame; the lifting device is driven by the transverse moving device to move back and forth above the placing rack, when the lifting device stops above one piece of boxed milk, the second driving motor drives the second lead screw to rotate, the second lead screw nut drives the connecting block to move up and down under the rotation of the second lead screw, and then the insertion pipe is driven to be inserted into or removed from the boxed milk.
Preferably, the pumping mechanism further comprises a second pump body and a selection valve, the second pump body is arranged on the side part of the transfer chamber, the second pump body is respectively connected with the transfer chamber and the insertion tube through a guide pipe, and the selection valve is used for selecting the conduction between the first pump body and the insertion tube or between the second pump body and the insertion tube;
when the milk refrigerator is used up, the recovery box, the box-packed cleaning liquid and the water box are placed in the placing rack, the rest milk is pumped into the recovery box through the selection valve and the control module, the cleaning liquid is pumped into the transfer chamber for cleaning, the milk is pumped out after cleaning, the transfer chamber is cleaned by pumping water, and finally the water is pumped out, so that the automatic cleaning of the milk refrigerator is realized.
Drawings
FIG. 1 is a schematic view of a milk refrigerator of the present invention;
FIG. 2 is a partial schematic view of the milk refrigerator of the present invention;
FIG. 3 is a first side view of the freezer compartment of the milk refrigerator of the present invention;
FIG. 4 is a second side view of the freezer compartment of the milk refrigerator of the present invention;
FIG. 5 is an exploded view of the traverse device and the lifting device of the milk refrigerator of the present invention;
FIG. 6 is a partially exploded view of the traverse device and the elevating device of the milk refrigerator of the present invention.
Detailed Description
A preferred embodiment of the present invention will be described below with reference to the accompanying drawings.
Referring to fig. 1 and 6, a milk supplying method of a milk refrigerator, the milk refrigerator including: the device comprises a placing rack 11, a transfer chamber 12, a liquid level detection element 121 and an extraction mechanism 13; the placing rack 11 is used for placing a plurality of boxed milk 14; the transfer chamber 12 is used for storing milk with a preset volume and conveying the milk to the outside; the liquid level detecting element 121 is used for detecting the milk amount in the transfer chamber 12, and preferably, the liquid level detecting element 121 is a liquid level probe; the extracting mechanism 13 is used for extracting milk in the boxed milk 14 and supplying the milk to the transfer chamber 12.
Referring to fig. 1 to 4, as a preferred scheme, the milk refrigerator further includes a box body 1, a freezing chamber 101 is arranged in the box body, a refrigeration module 102 and a control module 103 of the milk refrigerator are arranged outside the freezing chamber 101, the placing rack 11, the transfer chamber 12 and the extraction mechanism 13 are arranged in the freezing chamber 101, the liquid level detection element 121 is arranged in the transfer chamber 12, and the refrigeration module 102 performs refrigeration storage on milk to ensure freshness of the milk; an opening is formed in the front 101 side of the freezing chamber, a door 104 capable of opening or closing the opening of the freezing chamber is arranged on the box body 1, the placing frame 11 is detachably arranged at the bottom of the freezing chamber 101, the extracting mechanism 13 is fixedly arranged above the placing frame 11, the transfer chamber 12 is detachably arranged on the side portion of the freezing chamber 101 through a fixing frame 122, the positions of all structures are reasonably arranged, the size of the box body is reduced, and space and materials are saved; the front side of the cabinet 1 is provided with a control panel 105, which is connected to the control module 103.
Referring to fig. 2 to 6, the drawing mechanism 13 preferably includes a cannula 131, a first pump 132, a lifting device 133 and a traversing device 134, wherein the output end of the cannula 131 is communicated with the input end of the first pump 132 through a conduit (not shown), and the output end of the first pump 132 is communicated with the transfer chamber 12 through a conduit; the insertion pipe 131 is fixed on a lifting device 133, the lifting device 133 is fixedly connected with a traversing device 134, and the traversing device 134 is connected with the box body 1 of the milk refrigerator.
Referring to fig. 5, preferably, the input end of the insertion tube 131 is designed with an inclined opening structure 132 for facilitating the insertion of the boxed milk 14, so as to facilitate the insertion of the insertion tube 131 through the milk box into the box when the insertion tube 131 descends; the input end of the insertion tube 131 is provided with a movable plug (not shown), the bevel structure 132 is arranged at the outer end of the movable plug, the movable plug is arranged at the outer side of the input end of the insertion tube 131 through an elastic device (not shown), the movable plug extends out of the input end of the insertion tube under the action of the elastic device and can retract to be flush with the input end of the insertion tube 131 when abutting against the bottom of the boxed milk 14, and the insertion tube 131 can be conveniently inserted into the milk box, and meanwhile, all milk in the boxed milk 14 can be extracted.
Referring to fig. 3 to 6, as a preferred scheme, the traverse device 134 is a screw sliding traverse device, which includes a first support frame 21, a first driving motor 22, a first screw 23, a first screw nut 24, a first connecting plate 25, first guide rails 26 disposed on two sides of the first screw 23, and a first positioning slider 27 disposed on the first guide rails 26; the first support frame 21 is fixed on the box body 1 of the milk refrigerator, the first lead screw 23 and the first guide rail 26 are fixed on the first support frame 21, the first driving motor 22 is fixed on the side portion of the first support frame 21, the first lead screw 23 is connected with the first driving motor 22 through belt transmission, the first lead screw nut 24 is sleeved on the first lead screw 23, the first connecting plate 25 is fixed on the outer side of the first lead screw nut 24, two sides of the first connecting plate 25 are fixedly connected with the first positioning slide block 27, and the lifting device 133 is fixedly arranged on the first connecting plate 25.
The lifting device 133 is a screw sliding lifting device, and comprises a second support frame 31, a second driving motor 32, a second screw 33, a second screw nut 34 and a connecting block 35; the second support frame 31 is fixed on the lower side of the first connecting plate 25, the second driving motor 32 is fixed on the first connecting plate 25, the second screw rod 33 is fixed on the second support frame 31, and the second driving motor 32 is connected with the second screw rod 33 through belt transmission; the second screw rod nut 34 is sleeved on the second screw rod 33, the connecting block 35 is fixed on the outer 34 side of the second screw rod nut, a connecting hole (not marked in the figure) is formed in the connecting block 35, and the insertion tube 131 is fixed on the connecting hole.
The milk supply method comprises the following steps: when the milk amount in the transfer chamber 12 is less than the preset amount L0, the control module 103 of the milk refrigerator controls the extracting mechanism 13 to extract milk from the boxed milk 14 and supply the milk to the transfer chamber 12;
specifically, firstly, the first driving motor 22 drives the first lead screw 23 to rotate, the first lead screw nut 24 drives the first connecting plate 25 to move under the rotation of the first lead screw 23, and then the first connecting plate 25 drives the lifting device 133 to move back and forth above the placing rack 11; when the lifting device 133 stops above a piece of boxed milk, the second driving motor 32 drives the second lead screw 33 to rotate, the second lead screw nut 34 drives the connecting block 35 to move up and down under the rotation of the second lead screw 33, and further drives the insertion tube 131 to be inserted into the boxed milk 14, and at this time, the control module 103 controls the first pump body 132 to pump the milk from the boxed milk 14 into the transit chamber 12.
Compared with the prior art, the milk supply method of the milk refrigerator provided by the invention has the advantages that the transfer chamber 12 is arranged, the liquid level detection element 121 is utilized to monitor the milk amount in the transfer chamber 12, milk is supplied when the milk amount in the transfer chamber 12 is insufficient, the sufficient milk amount in the transfer chamber 12 is ensured at any time, the condition that the existing milk amount is insufficient to brew a cup of coffee is avoided, the continuous milk supply is realized, meanwhile, the milk is prevented from being stored in a larger container for a long time, the milk is prevented from contacting with air for a long time, and the milk is prevented from deteriorating.
Preferably, a timer (not shown in the figure) is arranged on the control module 103;
when the liquid level detecting element 121 detects that the milk amount in the transit chamber 12 is smaller than the preset amount L0, timing is started, and after the predicted time T is reached, if the liquid level detecting element 121 detects that the milk amount in the transit chamber 12 is equal to L0, the first pump body is suspended; if the liquid level detecting element 121 detects that the milk amount in the transit chamber 12 is less than L0, it is determined that the current milk box 14 is completely pumped, and the control module 103 controls the traverse device 133 to move the insertion tube 131 away from the milk box; then, the extracting mechanism 13 moves to the upper side of the next milk box 14, and then the control module 103 controls the extracting mechanism 13 to extract the new milk box 14; the automatic milk changing device realizes automatic milk changing, and ensures that enough milk is always stored in the transfer chamber 12, thereby further ensuring the continuous milk supply of the milk refrigerator.
Preferably, the extraction mechanism 13 further includes a second pump 135 and a selector valve (not shown in the figure), the first pump 132 and the second pump 135 are both disposed at the side of the transfer chamber 12, an input end of the second pump 135 is communicated with the transfer chamber 12 through a conduit, and an output end of the second pump is communicated with the cannula 131 through a conduit; the conduction between the first pump body 132 and the insertion tube 131 or between the second pump body 135 and the insertion tube 131 is selected through a selection valve; when the milk refrigerator is used up, a worker places a recovery box, a box-packed cleaning solution and a water box in the placing frame 11, the residual milk is pumped out to the recovery box through the selection valve and the control module 103, the cleaning solution is pumped into the transfer chamber to be cleaned, the cleaning solution is pumped out after cleaning, then the transfer chamber is flushed by pumping water, and finally the water is pumped out, so that the automatic cleaning of the milk refrigerator is realized, and the intelligence of the milk refrigerator is improved. Alternatively, the user may manually clean the transfer chamber 12 by directly removing it from the cabinet 1.
Variations and modifications to the above-described embodiments may occur to those skilled in the art, which fall within the scope and spirit of the above description. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and variations of the present invention should fall within the scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.

Claims (9)

1. A milk supply method of a milk refrigerator is characterized in that the milk refrigerator comprises the following steps:
the placing rack is used for placing a plurality of boxed milk;
the transfer chamber is used for storing milk with preset volume and conveying the milk to the outside;
the liquid level detection element is used for detecting the milk amount of the transfer chamber;
the extraction mechanism is used for extracting milk in the boxed milk and supplying the milk to the transfer chamber, and comprises:
the cannula is used for penetrating the boxed milk for extraction;
the first pump body is respectively connected with the insertion pipe and the transfer chamber through a guide pipe;
the lifting device is used for installing the cannula and driving the cannula to ascend or descend;
the traversing device is connected with the lifting device to drive the cannula to switch the boxed milk;
when the milk amount of the transfer chamber is less than the preset amount L0, the control module of the milk refrigerator controls the transverse moving device to move to the position above the target boxed milk, then the control module controls the lifting device to descend, the insertion pipe descends along with the lifting device and is inserted into the boxed milk, and then the control module controls the first pump body to extract the milk from the boxed milk and supply the milk to the transfer chamber.
2. The milk supplying method of the milk refrigerator according to claim 1, wherein: the milk refrigerator also comprises a refrigerator body, wherein a freezing chamber, a refrigeration module and a control module are arranged in the refrigerator body, the placing rack, the transfer chamber and the extraction mechanism are arranged in the freezing chamber, the liquid level detection element is arranged in the transfer chamber, and a door capable of opening or closing the freezing chamber is arranged on the refrigerator body.
3. The milk supplying method of the milk refrigerator according to claim 1, wherein: a timer is arranged on the control module;
when the liquid level detection element detects that the milk amount of the transfer chamber is smaller than a preset amount L0, timing is started, and after the predicted time T is reached, if the liquid level detection element detects that the milk amount of the transfer chamber is equal to L0, the first pump body is suspended;
if the liquid level detection element detects that the milk amount in the transfer chamber is less than L0, the control module controls the traversing device to move the insertion pipe to the position above the next box of milk and extract the milk.
4. The milk supplying method of the milk refrigerator according to claim 1, wherein: the input end of the insertion pipe is provided with an inclined opening structure which is convenient for the insertion of the boxed milk.
5. The milk supplying method of the milk refrigerator according to claim 4, wherein: the input of intubate is equipped with movable plug, the outer end of activity plug is located to the bevel connection structure, the activity plug passes through resilient means and installs in the outside of the input of intubate, and the input of intubate is stretched out to the effect downwardly extending of resilient means to the activity plug to when supporting to box-packed milk bottom retractable to with intubate input parallel and level.
6. The milk supplying method of the milk refrigerator according to claim 1, wherein: the transverse moving device is a screw rod sliding transverse moving device and comprises a first support frame, a first driving motor, a first screw rod nut, a first connecting plate, first guide rails arranged on two sides of the first screw rod and a first positioning slide block arranged on the first guide rails; the first support frame is fixed on a box body of the milk refrigerator, the first lead screw and the first guide rail are fixed on the first support frame, the first lead screw is connected with the first driving motor, a first lead screw nut is sleeved on the first lead screw, the first connecting plate is fixed on the outer side of the first lead screw nut, two sides of the first connecting plate are fixedly connected with the first positioning slide block, and the lifting device is fixedly arranged on the first connecting plate;
the first driving motor drives the first screw rod to rotate, the first screw rod nut drives the first connecting plate to move under the rotation of the first screw rod, and then the first connecting plate drives the lifting device to move back and forth above the placing frame.
7. The milk supplying method of the milk refrigerator according to claim 6, wherein: the lifting device is a screw rod sliding lifting device and comprises a second support frame, a second driving motor, a second screw rod nut and a connecting block; the second support frame is fixed on the lower side of the first connecting plate, the second driving motor is fixed on the first connecting plate, the second screw rod is fixed on the second support frame, and the second driving motor is connected with the second screw rod; the second screw rod nut is sleeved on the second screw rod, the connecting block is fixed on the outer side of the second screw rod nut, a connecting hole is formed in the connecting block, and the inserting pipe is fixed on the connecting hole;
the lifting device is driven by the transverse moving device to move back and forth above the placing rack, when the lifting device stops above a piece of boxed milk, the second driving motor drives the second lead screw to rotate, and the second lead screw nut drives the connecting block to move up and down under the rotation of the second lead screw so as to drive the insertion pipe to be inserted into or separated from the boxed milk.
8. The milk supplying method of the milk refrigerator according to claim 2, wherein: the rack is detachably arranged at the bottom of the freezing chamber, the extracting mechanism is arranged above the rack, and the transfer chamber is detachably arranged at the side part of the freezing chamber.
9. The milk supplying method of the milk refrigerator according to claim 1, wherein: the pumping mechanism further comprises a second pump body and a selection valve, the second pump body is arranged on the side portion of the transfer chamber, the second pump body is connected with the transfer chamber and the insertion tube through guide tubes respectively, and the selection valve is used for selecting conduction between the first pump body and the insertion tube or between the second pump body and the insertion tube.
CN201810319298.0A 2018-04-11 2018-04-11 Milk supply method of milk refrigerator Active CN108518905B (en)

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Publication number Priority date Publication date Assignee Title
CN110141117A (en) * 2019-05-28 2019-08-20 宁波美侬咖啡机有限公司 A kind of coffee machine for box-packed milk takes milk system

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JPH067250A (en) * 1992-06-25 1994-01-18 F M I:Kk Method for automatically brewing coffee and device thereof
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