CN110448171B

CN110448171B - Homogenization device and milk cover machine comprising same

Info

Publication number: CN110448171B
Application number: CN201910882258.1A
Authority: CN
Inventors: 凃汉杰
Original assignee: Lanyun Technology Guangzhou Co ltd
Current assignee: Lanyun Technology Guangzhou Co ltd
Priority date: 2019-09-18
Filing date: 2019-09-18
Publication date: 2021-11-02
Anticipated expiration: 2039-09-18
Also published as: CN110448171A

Abstract

The invention discloses a homogenizing device and a milk cap machine comprising the same, the homogenizing device comprises a connecting rod and a plurality of baffle plates, the plurality of baffle plates are sleeved on the connecting rod, a gap is reserved between every two adjacent baffle plates, the gap parts on the two adjacent baffle plates are arranged in a staggered manner, the homogenizing device can be embedded into a pipe body, milk cap stock solution and air are pumped into the pipe body through a pump body, when the milk cap stock solution and bubbles mixed in the milk cap stock solution pass through the homogenizing device, the milk cap stock solution and the bubbles pass through the gap part on one baffle plate and then impact the entity of the next baffle plate, the bubbles in the milk cap stock solution can be broken, then the milk cap stock solution turns to the gap part on the baffle plate and flows out to the next baffle plate, the bubbles can be broken continuously, the volume of the bubbles can be reduced continuously, after the milk cap stock solution flows through the homogenizing device, the bubbles in the milk cap stock solution can be broken small bubbles can be mixed in the milk cap stock solution fully, and the milk is uniformly mixed, so that the milk cover is fine, smooth and soft in taste.

Description

Homogenization device and milk cover machine comprising same

Technical Field

The invention relates to a homogenizing device and a milk cover machine comprising the same.

Background

The milk-covered tea is more and more popular among young people, the milk-covered tea is layered, the lower layer is tea, and the upper layer is milk cover.

The existing milk cover is manufactured by manually stirring the raw materials of the milk cover, and then the finished milk cover product in the stirring cup is transferred into a milk tea cup or other containers, or is manufactured by a milk cover machine, and no matter the milk cover is manufactured manually or by an existing machine, the milk cover has the defects of large quantity and large volume of bubbles in the milk cover, uneven and insufficient mixing of milk cover liquid and air, poor taste, and insufficient softness, smoothness and fineness.

Disclosure of Invention

The object of the present invention is to provide a homogenization device and a capping machine comprising the same, to solve at least one of the above technical problems.

According to one aspect of the invention, the homogenizing device comprises a connecting rod and a plurality of blocking pieces, wherein at least one notch part is arranged on each blocking piece, the blocking pieces are sleeved on the connecting rod, a gap is reserved between every two adjacent blocking pieces, the notch parts on the two adjacent blocking pieces are arranged in a staggered mode, and a boss is arranged on the blocking piece located on the outermost side.

The homogenizing device of the invention can be embedded in a pipe body, milk cover stock solution and air can be pumped into the pipe body through the pump body, the existence of the boss can prevent the blocking pieces from blocking a flow channel of the milk cover stock solution in the pipe body, when the milk cover stock solution and bubbles mixed in the milk cover stock solution pass through the homogenizing device, because the gap parts on two adjacent blocking pieces are staggered, the milk cover stock solution and the bubbles firstly impact the entity of the next blocking piece after passing through the gap part on one blocking piece, the bubbles in the milk cover stock solution can be broken and then turn to the gap part on the blocking piece to flow out to the next blocking piece, the milk cover stock solution and the bubbles need to flow through the gap part on each blocking piece one by one and turn to the gap part on the next blocking piece to flow out, when the milk cover stock solution and the bubbles flow through the whole homogenizing device, because the number of the blocking pieces is multiple, the bubbles in the milk cover stock solution can be broken continuously, the bubble volume also can diminish constantly, and after the milk lid stoste flowed through homogenization device, the bubble in the milk lid stoste can be fully smashed, and the little bubble of smashing can be fully mixed in the milk lid stoste, and the misce bene, and the taste that makes the milk lid is fine and smooth, soft smooth.

In some embodiments, the number of the notch portions may be two, two notch portions are respectively located at two sides of the blocking sheet, the two notch portions are oppositely disposed, and the notch portion includes four notches. From this, set up two relative breach portions on every separation blade, milk lid stoste and bubble can flow through two breach portions on every separation blade simultaneously, then strike the entity of next separation blade on, two relative breach portions that set up can improve the efficiency of smashing of bubble in the milk lid stoste, can improve the efficiency that big bubble was strikeed into the small bubble in the milk lid stoste, after milk lid stoste flowed through a plurality of separation blades, the small bubble that is constantly smashed can mix in milk lid stoste more fully, moreover, set up four breachs in every breach portion and can make milk lid stoste cut apart into four little strands and pass through every separation blade, thereby can smash the bubble in the milk lid stoste more fully, make the bubble volume fully diminish.

In some embodiments, the connecting rod may further include a plurality of dividing members, the blocking piece and the dividing members are sleeved on the connecting rod at intervals, and the area of the cross section of each dividing member is smaller than that of the cross section of the blocking piece. From this, cut apart the piece and can ensure to leave the clearance between two adjacent separation blades, milk cover stoste can turn to the breach portion outflow on the next separation blade through the clearance between two separation blades after flowing through first separation blade, simultaneously, cut apart the piece and also can clip fixedly with the separation blade on the connecting rod, make the separation blade can not slide on the connecting rod, make things convenient for the installation and the dismantlement of separation blade, the separation blade is dismantled the back and is used for cleanness usually.

In some embodiments, the boss and the blocking piece can be vertically arranged. From this, when the homogenization device is installed in the body, when the body was connected with other pipelines of milk lid machine, the boss on the separation blade in the outside can be ensured to leave the clearance between the separation blade in the outside and the tip of other pipelines, supplies the circulation of milk lid stoste, and the boss is arranged perpendicularly with the separation blade and also can be ensured that the boss can support perpendicularly and lean on the terminal surface of other pipelines and be located the lateral part of runner, reduces the interference of boss to the circulation of milk lid stoste to the at utmost.

According to another aspect of the invention, the milk cap machine further comprises the homogenizing device, a pump body, an air valve, a homogenizing pipe and a puffing part, wherein the homogenizing device is arranged in the homogenizing pipe, the pump body pumps the milk cap stock solution into the homogenizing pipe, a feeding port of the pump body is communicated with the outside through the air valve, a discharging port of the pump body is communicated with one end of the homogenizing pipe, the other end of the homogenizing pipe is communicated with the puffing part, and a milk cap outlet is arranged on the puffing part.

The milk cap machine of the invention has the advantages that the pump body can suck the milk cap stock solution into the homogenizing pipe, meanwhile, the outside air can be synchronously mixed into the milk cap stock solution in the pump body through the air valve, when the milk cap stock solution and the air mixed into the milk cap stock solution flow through the whole homogenizing device in the homogenizing pipe, the bubbles in the milk cap stock solution can be continuously smashed, the bubble volume can also be continuously reduced, after the milk cap stock solution flows through the homogenizing pipe, the bubbles in the milk cap stock solution can be fully smashed, the smashed small bubbles can be fully mixed in the milk cap stock solution and uniformly mixed, the fully mixed milk cap stock solution enters the puffing component for puffing treatment and then flows out from the milk cap outlet on the puffing component, the milk cap is manufactured, because the smashed small bubbles can be fully mixed in the milk cap stock solution and uniformly mixed, and meanwhile, the puffing rate of the milk cap can be improved by the puffing component, the prepared milk cap is fine, smooth and soft in mouth feel, and in addition, the air ratio mixed in the milk cap stock solution can be adjusted by adjusting the air valve according to the manufacturing requirement of the milk cap, so that the expansion rate of the manufactured milk cap reaches the manufacturing requirement.

In some embodiments, can also include the solenoid valve, the one end of solenoid valve and the other end intercommunication of homogenization pipe, popped part is established on the other end of solenoid valve, popped part is including popped first A and sleeve pipe, the sleeve pipe cover is established on popped first A, sheathed tube one end is established on the other end of solenoid valve, one of popped first A is served and is equipped with logical groove, it is the cross to lead to the groove, lead to the inner chamber intercommunication with the solenoid valve, be equipped with radial through-hole A on the popped first A, popped first A's the other end is equipped with axial through-hole A, axial through-hole A and radial through-hole A intercommunication and arrange perpendicularly, leave the clearance between popped first A between logical groove and the radial through-hole A and the sheathed tube inner wall, milk lid stoste in the solenoid valve flows to the clearance between popped first A and the intraductal wall interference fit of sleeve pipe through the through-groove, the popped first A between radial through-hole A and the popped first A other end and the sheathed tube inner wall interference fit. Therefore, the milk cover stock solution flowing through the homogenizing pipe flows into the through groove on the puffing head A through the electromagnetic valve, then flows into the radial through hole A along the gap between the puffing head A and the inner wall of the sleeve, and finally flows out through the axial through hole A, the milk cover is manufactured, under the continuous action of the pump body, the pressure of the milk cover stock solution flowing through the homogenizing pipe is higher, after the high-pressure milk cover stock solution flows into the gap between the puffing head A and the inner wall of the sleeve through the through groove, the milk cover stock solution can generate violent pressure change, the pressure of the milk cover stock solution can be released instantly, bubbles in the milk cover stock solution can expand, the milk cover stock solution generates the puffing effect, the manufactured milk cover has fine and smooth mouth feel, the milk cover flow passage can be cut off through the electromagnetic valve, if the pump body starts to work, the electromagnetic valve is synchronously opened, and when the pump body stops working, the electromagnetic valve is synchronously closed, can prevent the backflow of the milk cap stock solution.

In some embodiments, can also include the solenoid valve, the one end of solenoid valve and the other end intercommunication of homogenization pipe, popped part is established on the other end of solenoid valve, popped part is including popped head B and sleeve pipe, the sleeve pipe box is established on popped head B, sheathed tube one end is established on the other end of solenoid valve, popped overhead B that is equipped with a plurality of crossing radial through-holes B, the sleeve pipe does not cover radial through-hole B's port portion, be equipped with axial through-hole B on popped overhead B, axial through-hole B's one end and the inner chamber intercommunication of solenoid valve, axial through-hole B's the other end and radial through-hole B intercommunication. Therefore, the milk cover stock solution flowing through the homogenizing pipe flows to the axial through hole B of the puffing head B through the electromagnetic valve, then flows into the radial through hole B to the periphery, finally flows out through the port part of the radial through hole B, and the milk cover is manufactured, under the continuous action of the pump body, the pressure of the milk cover stock solution flowing through the homogenizing pipe is higher, after the high-pressure milk cover stock solution flows into the radial through hole B from the axial through hole B to the periphery, the stock solution of the milk cap can generate violent pressure change, the pressure of the stock solution of the milk cap can be released instantly, air bubbles in the stock solution of the milk cap can expand, so that the stock solution of the milk cap can generate the expansion effect, thereby the mouth feel of the manufactured milk cap is fine, soft and smooth, the opening and the closing of the milk cap flow passage can be realized through the electromagnetic valve, if the pump body begins to work, the electromagnetic valve is opened synchronously, and when the pump body stops working, the electromagnetic valve is closed synchronously, so that the backflow of the milk cover stock solution can be prevented.

In some embodiments, can also include the end, the one end of end can be dismantled with the sheathed tube other end and be connected, is equipped with two archs on the sheathed tube periphery wall, and two archs set up relatively, is equipped with two L shape draw-in grooves on the periphery wall of the one end of end, and two L shape draw-in grooves set up relatively, and the sleeve pipe is pegged graft in the end, and two protruding difference joints are in two L shape draw-in grooves, and the other end of end is adduction form. From this, when needing to dismantle the end and clean or change, rotate and pull down the end, make on the sleeve pipe periphery wall protruding from the end perisporium on L shape draw-in groove withdraw from can, when needing the installation end, insert the L shape draw-in groove on the end perisporium with protruding on the sleeve pipe periphery wall, then rotate the end can, the dismouting of end is very convenient, swift, the lower extreme is adduction form's end can make the milk lid of making concentrate to flow down, is convenient for collect.

In some embodiments, a partition portion may be disposed in the inner cavity of the tip, a cross groove is disposed on the partition portion, through holes are disposed at four end points of the cross groove respectively, the cross groove is arranged perpendicular to the axial through hole a, and a center of the cross groove is located below the axial through hole a. From this, the container of collecting the milk lid can be placed to the below of end, the milk lid that makes flows out the back in popped head A's axial through hole A, can flow to the central point that cuts off the portion and go up the cross recess and put, then flow to four directions, and the through-hole through four extreme points department of cross recess flows, finally flow to the container of collecting the milk lid in, because the milk lid that makes flows out in popped head A's axial through hole A, the velocity of flow is great relatively, the setting up of cross recess can effectively reduce the impact force of milk lid in the portion of cutting off, prevent that the great impact force that causes of milk lid velocity of flow from splashing.

In some embodiments, a circumferential step may be provided in the inner cavity of the tip, the periphery of the expansion head B abuts against the circumferential step, and a gap is left between the expansion head B and the inner wall of the tip between the radial through hole B and the lower end of the expansion head B. From this, the container of collecting the milk lid can be placed to the below of end, the milk lid that makes flows out the back from popped head B's radial through-hole B, can flow to in the clearance between popped head B and the end inner wall, then flow down along the inner wall of end, and finally flow to in the container of collecting the milk lid, because when the milk lid flows out from popped head B's radial through-hole B's port portion, the velocity of flow is comparatively big, make the milk lid flow down along the inner wall of end can effectively reduce the impact force of milk lid, prevent that the milk lid velocity of flow is great to cause and splash.

In some embodiments, the stirring device can further comprise a raw material cylinder, wherein the feeding port of the pump body is communicated with the raw material cylinder, and the stirring component is arranged in the raw material cylinder. Thus, in the raw material cylinder, the stirring component can stir and mix the milk cover powder and the fresh milk together to form the milk cover stock solution, and the milk cover stock solution in the raw material cylinder is pumped into the homogenizing pipe through the pump body.

In some embodiments, the device can further comprise a proximity sensor and a control device, wherein the proximity sensor detects the existence information of the homogenizing pipe and transmits the detected existence information of the homogenizing pipe to the control device, and the control device sends a control signal to the pump body, and the control device controls the pump body to work or stop working. Therefore, the homogenizing pipe needs to be cleaned regularly to ensure sanitation, the control device can set a cleaning period (for example, cleaning once every 24 h) in advance, when the homogenizing pipe is detached (the homogenizing pipe is pulled off), the proximity sensor detects that the homogenizing pipe does not exist, the control device controls the pump body to pause, namely, the milk cover machine pauses to work, when the homogenizing pipe is detached for more than a certain time, for example, more than 10S, the control device sets that the homogenizing pipe is cleaned, when the homogenizing pipe is reinstalled, the milk cover machine restarts to work, when the time reaches the cleaning period, the proximity sensor detects that the homogenizing pipe still exists, the control device sets that the homogenizing pipe is not cleaned regularly, the control device controls the pump body to stop working, the milk cover machine stops, and after the homogenizing pipe is cleaned and reinstalled, the milk cover machine restarts to work.

Drawings

FIG. 1 is a schematic view of the construction of a homogenizing device according to one embodiment of the present invention;

FIG. 2 is a side view of the homogenizing apparatus shown in FIG. 1;

FIG. 3 is a schematic view of the homogenizing device shown in FIG. 1 with the baffle hidden;

FIG. 4 is a schematic view of a baffle plate of the homogenizing device shown in FIG. 1;

FIG. 5 is a schematic structural diagram of a milk capping machine according to an embodiment of the present invention;

FIG. 6 is a schematic cross-sectional view of the homogenizing tube, the solenoid valve, the bulking member and the tip of the milk cap machine shown in FIG. 5;

FIG. 7 is a schematic diagram of the expansion part of the milk lid machine shown in FIG. 5;

fig. 8 is a schematic view of the construction of the bulking head a of the bulking unit of fig. 7;

FIG. 9 is a schematic view of the tip of the capper of FIG. 5;

FIG. 10 is a schematic view of the configuration of the homogenizing tube in the milk lid machine shown in FIG. 5;

FIG. 11 is a schematic view of the connection structure of the solenoid valve and the puffing component in the milk cover machine shown in FIG. 5;

FIG. 12 is a schematic view of the milk lid assembly shown in FIG. 5 after installation of the housing;

FIG. 13 is a schematic cross-sectional view of the homogenizing pipe, the solenoid valve, the bulking member and the tip of the milk cover machine according to another embodiment of the present invention;

FIG. 14 is a schematic view of the expansion part of the milk lid machine of FIG. 13;

fig. 15 is a schematic view of the construction of the bulking head B of the bulking member of fig. 14;

fig. 16 is a schematic view of the tip of the capping machine of fig. 13.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Fig. 1 to 4 schematically show the structure of a homogenizing apparatus according to an embodiment of the present invention.

As shown in fig. 1 to 4, the homogenizing apparatus includes a connecting rod 1 and a plurality of baffle plates 2, and further, the homogenizing apparatus may further include a plurality of partitions 3.

As shown in fig. 1 and fig. 3, in this embodiment, the cross section of the connecting rod 1 is square, a square hole 23 (shown in fig. 4) is formed in the center of the baffle plate 2, the square hole 23 on the baffle plate 2 can be sleeved on the connecting rod 1, a square hole is also formed in the center of the dividing member 3, and the square hole on the dividing member 3 can be sleeved on the connecting rod 1. In other embodiments, the cross section of the connecting rod 1 may also be circular, triangular or other polygonal shapes, and the central positions of the blocking piece 2 and the dividing piece 3 are formed with hole sites of corresponding shapes, so that the blocking piece 2 and the dividing piece 3 are sleeved on the connecting rod, when the cross section of the connecting rod 1 is circular, the blocking piece 2 is in interference fit with the connecting rod 1, that is, the blocking piece 2 is ensured not to rotate around the connecting rod 1, and the dividing piece 3 may also be in interference fit with the connecting rod 1.

As shown in fig. 1 and fig. 2, a plurality of separation blades 2 and a plurality of partition pieces 3 are sleeved on a connecting rod 1 at intervals, two adjacent separation blades 2 are separated by one partition piece 3, it is ensured that a gap is left between two adjacent separation blades 2, when milk cover stock solution passes through a homogenizing device, milk cover stock solution can turn to a gap portion on the next separation blade 2 through the gap between two separation blades 2 after flowing through the first separation blade 2 and flows out, meanwhile, the partition piece 3 can also clamp and fix the separation blades 2 on the connecting rod 1, so that the separation blades 2 can not slide on the connecting rod 1, and meanwhile, the separation blades 2 and the partition pieces 3 are sleeved on the connecting rod 1 at intervals so as to facilitate the separation blades 2, the partition pieces 3 are installed and detached, the separation blades 2 and the partition pieces 3 are generally used for cleaning after being detached. As shown in fig. 1, when the homogenizing device is installed, a blocking piece 2 is sleeved on a connecting rod 1, then a dividing piece 3 is sleeved on the connecting rod, and then a blocking piece 2 is sleeved on the dividing piece 3, so that a plurality of blocking pieces 2 and dividing pieces 3 are sleeved on the connecting rod 1.

As shown in fig. 4, the blocking sheet 2 is formed with notch portions, each notch portion includes four notches 21, and the four notches 21 in each notch portion are uniformly arranged.

As shown in fig. 4, in the present embodiment, the number of the notch portions is two, the two notch portions are respectively located at two sides of the blocking sheet 2, the two notch portions are oppositely disposed, and the two notch portions are symmetrically distributed about the square hole 23. In other embodiments, the number of the notch portions may be one or more than three according to the requirement of homogenization of the milk cover stock solution, and when the number of the notch portions is more than three, the notch portions are equidistantly and uniformly distributed on the baffle plate 2.

As shown in fig. 4, in the present embodiment, each notch portion includes four notches 21. In other embodiments, the number of gaps 21 in each gap can be adjusted specifically according to the homogenization requirements for the milk-cap stock.

As shown in fig. 1, the gap portions of two adjacent baffle plates 2 are staggered, when the milk cover stock solution passes through the homogenizing device, the milk cover stock solution and the bubbles mixed in the milk cover stock solution can impact the entity of the next baffle plate 2 after passing through the gap portion of one baffle plate 2, then the milk cover stock solution and the bubbles mixed in the milk cover stock solution flow out to the next baffle plate 2 through the gap portion of the next baffle plate 2, the milk cover stock solution and the bubbles need to flow through the gap portion of each baffle plate 2 one by one and flow out to the gap portion of the next baffle plate 2, because the number of the baffle plates 2 is multiple, the bubbles in the milk cover stock solution can be smashed continuously, the bubble volume can also be reduced continuously, after the milk cover stock solution flows through the homogenizing device, the bubbles in the milk cover stock solution can be smashed fully, the smashed small bubbles can be mixed in the milk cover stock solution fully, and the mixing is uniform. Set up two relative breach portions on every separation blade 2, when milk lid stoste passes through the homogenization device, milk lid stoste and bubble can flow through two breach portions on every separation blade 2 simultaneously, then strike next separation blade 2 in the entity, two relative breach portions that set up can improve the efficiency of smashing of bubble in the milk lid stoste, can be in the milk lid stoste big bubble by the efficiency that strikes into little bubble, flow through a plurality of separation blades 2 back when milk lid stoste, can mix in milk lid stoste more fully by the little bubble of constantly smashing, and, set up four breach 21 in every breach portion and can make milk lid stoste cut apart into four little strands and pass through every separation blade 2, thereby can smash the bubble in the milk lid stoste more fully, make the bubble volume fully diminish.

In this embodiment, the staggered angle of the notch portions of two adjacent baffle pieces 2 is 90 degrees, that is, when the next baffle piece 2 is installed, the next baffle piece 2 is installed by rotating 90 degrees on the basis of the installed previous baffle piece 2, and thus the baffle pieces 2 are installed. In other embodiments, the angle of the gap portions of two adjacent baffle plates 2 can be adjusted according to the homogenization requirement of the milk cover stock solution.

In this embodiment, the outer periphery of the cross section of the baffle plate 2 is circular. In other embodiments, the outer periphery of the cross section of the baffle plate 2 can be in other shapes, such as square, triangle, etc., according to design requirements.

As shown in fig. 1 and 2, the area of the cross section of the dividing member 3 is smaller than the area of the cross section of the blocking piece 2, so that the dividing member 3 is prevented from blocking the gap 21 on the blocking piece 2, and a space for flowing of the milk cover stock solution is ensured to be left between two adjacent blocking pieces 2.

As shown in fig. 1, in this embodiment, the number of the baffle plates 2 is twenty-nine, and the number of the dividing members 3 is twenty-eight. In other embodiments, the number of baffles 2 and dividers 3 can be adjusted in a targeted manner depending on the homogenization requirements for the milk-cap stock solution.

As shown in fig. 1 and fig. 2, two bosses 22 (the bosses 22 may be inserted into the baffle 2, or may be integrally formed with the baffle 2) are disposed on the two outermost baffles 2, the two bosses 22 are distributed on two sides of the connecting rod 1, and the bosses 22 are arranged perpendicular to the baffles 2. When the homogenizing device is installed in the body, when the body was connected with other pipelines of milk lid machine, the boss 22 on the separation blade 2 in the outside can be ensured to leave the clearance between the separation blade 2 in the outside and the tip of other pipelines, supply the circulation of milk lid stoste, the existence of boss 22 can prevent that separation blade 2 from plugging up the runner of milk lid stoste in other pipelines, and, boss 22 also can be ensured with the perpendicular range distribution of separation blade 2 that boss 22 can support perpendicularly and lean on the terminal surface of other pipelines and be located the both sides of runner, reduce the interference of boss 22 to the circulation of milk lid stoste to the at utmost.

As shown in figure 1, the homogenizing device of the invention can be embedded in a pipe body, milk cover stock solution and air can be pumped into the pipe body through a pump body, when the milk cover stock solution and air bubbles mixed in the milk cover stock solution pass through the homogenizing device of the invention, because the gap parts on two adjacent baffle plates 2 are staggered, the milk cover stock solution and the air bubbles firstly impact the entity of the next baffle plate 2 after passing through the gap part on one baffle plate 2, the air bubbles in the milk cover stock solution can be smashed, then the milk cover stock solution turns to the gap part on the baffle plate 2 and flows out to the next baffle plate 2, the milk cover stock solution and the air bubbles need to flow through the gap part on each baffle plate 2 one by one and turn to the gap part on the next baffle plate 2 to flow out, when the milk cover stock solution and the air bubbles flow through the whole homogenizing device, because the number of the baffle plates 2 is multiple, the air bubbles in the milk cover stock solution can be smashed continuously, and the volume of the air bubbles can also be continuously reduced, after the milk cap stock solution flows through the homogenizing device, the bubbles in the milk cap stock solution can be fully smashed, the smashed small bubbles can be fully mixed in the milk cap stock solution and are uniformly mixed, and the milk cap is fine and smooth in taste.

The first embodiment is as follows:

fig. 5 to 12 schematically show the structure of a milk capping machine according to an embodiment of the present invention.

As shown in fig. 5 to 12, the milk lid machine comprises a pump body 4, an air valve 5, a homogenizing pipe 6, a bulking member and the homogenizing device. Furthermore, the capping machine may further comprise an electromagnetic valve 8, a tip 9, a raw material cylinder 10, a stirring member 11, a proximity sensor 12, a control device and a housing 13.

As shown in figure 6, the homogenizing device is arranged in the cavity 61 of the homogenizing pipe 6, the outer diameter of the baffle plate 2 is equivalent to the inner diameter of the cavity 61, and the milk cover stock solution flowing through the homogenizing device is ensured to flow through the notch part on the baffle plate 2.

As shown in fig. 6, the bosses 22 on the leftmost and rightmost baffle plates 2 can ensure that a gap is left between the leftmost baffle plate 2, the rightmost baffle plate 2 and the end of the homogenizing pipe 6 for the circulation of the milk cover stock solution, and the existence of the bosses 22 can prevent the baffle plates 2 from blocking the flow channel of the milk cover stock solution in the homogenizing pipe 6.

As shown in FIG. 5, the inlet 41 of the pump body 4 is connected to the raw material cylinder 10 through a pipeline 43, the stirring member 11 is installed in the raw material cylinder 10, the outlet 42 of the pump body 4 is connected to one end (right end shown in FIG. 6) of the homogenizing pipe 6, and the outlet 42 of the pump body 4 is connected to the homogenizing pipe 6 through an adapter pipe. The pump body 4 can pump the milk cap stock solution in the raw material cylinder 10 into the homogenizing pipe 6 through the pipeline 43, the feeding port 41 and the discharging port 42 in sequence, and the milk cap stock solution flows through the homogenizing device from right to left in the homogenizing pipe 6 as shown in fig. 6.

As shown in fig. 5, an air valve 5 is installed on the feeding port 41 of the pump body 4, external air can enter the pump body 4 through the air valve 5 to be mixed into the milk cap stock solution, and the air ratio mixed into the milk cap stock solution can be adjusted by adjusting the air valve 5 to adjust the amount of air entering the pump body 4.

As shown in FIGS. 5 and 6, the other end (left end in FIG. 6) of the homogenizing pipe 6 is communicated with the solenoid valve 8, the solenoid valve 8 and the homogenizing pipe 6 can be communicated through an adapter pipe, and when the milk cap stock solution flows through the homogenizing device in the homogenizing pipe 6, the milk cap stock solution enters the solenoid valve 8.

As shown in fig. 10, one end of the homogenizing pipe 6 is formed with two insertion holes a62 and B63, the number of the insertion holes a62 is two and the insertion holes B63 are arranged coaxially, as shown in fig. 11, the electromagnetic valve 8 is installed with a connecting pipe 81, the electromagnetic valve 8 is connected with the homogenizing pipe 6 through the connecting pipe 81, the connecting pipe 81 is formed with a groove 82 along the circumference, and the position of the groove 82 matches with the positions of the insertion holes a62 and B63 on the homogenizing pipe 6.

As shown in fig. 5, 10 and 11, the connection tube 81 is inserted into the homogenizing tube 6, the groove 82 of the connection tube 81 is aligned with the insertion hole a62 and the insertion hole B63 of the homogenizing tube 6, then the U-shaped insertion pin 64 is inserted into the insertion hole a62 and the insertion hole B6, one free end of the insertion pin 64 sequentially passes through the insertion hole a62 located above, the groove 82 and the insertion hole a62 located below, and the other free end of the insertion pin 64 sequentially passes through the insertion hole B63 located above, the groove 82 and the insertion hole B63 located below, so that the insertion pin 64 can connect the homogenizing tube 6 and the connection tube 81 together, thereby connecting the homogenizing tube 6 and the solenoid valve 8 together, and the assembly and disassembly are convenient, and in addition, as shown in fig. 6, a sealing ring can be installed at the overlapping part between the homogenizing tube 6 and the connection tube 81, thereby preventing the raw milk cap liquid from leaking.

As shown in FIG. 5, the homogenization tube 6 is connected to the outlet 42 of the pump body 4 in the same way as the homogenization tube 6 is connected to the solenoid valve 8, which is not described in detail here.

As shown in fig. 5 and 11, a puffing part is installed at the other end of the solenoid valve 8, and the raw milk cap liquid flows through the solenoid valve 8 and then enters the puffing part.

As shown in fig. 6-8, the bulking member includes a bulking head a71 and a sleeve 72.

As shown in fig. 6, the puffing head a71 is mounted in the sleeve 72, and the upper end of the sleeve 72 is mounted on the left end of the solenoid valve 8 (e.g., screwed or plugged).

As shown in fig. 7 and 8, a through groove 73 is formed at the upper end of the puffing head a71, the through groove 73 is in a cross shape, a chamfer is formed at the transition part between the upper end surface and the circumferential wall of the puffing head a71, the upper end of the puffing head a71 abuts against the outlet end of the solenoid valve 8 (shown in fig. 6), the through groove 73 is communicated with the inner cavity of the solenoid valve 8, that is, the milk cover stock solution in the solenoid valve 8 can flow into the through groove 73 on the puffing head a 71.

As shown in fig. 6 and 8, a radial through hole a74 is formed in the puffing head a71, an axial through hole a75 is further formed in the puffing head a71, the upper end of the axial through hole a75 is communicated with the radial through hole a74, the lower end of the axial through hole a75 is communicated with the outside, and the axial through hole a75 and the radial through hole a74 are vertically arranged.

As shown in fig. 6, a gap is left between the puffing head a71 and the inner wall of the sleeve 72 between the through groove 73 and the radial through hole a74, a gap is not left between the puffing head a71 and the inner wall of the sleeve 72 between the radial through hole a74 and the lower end of the puffing head a71, and a seal ring is arranged between the puffing head a71 and the inner wall of the sleeve 72 between the radial through hole a74 and the lower end of the puffing head a71, the raw milk cap liquid flowing out of the solenoid valve 8 flows into the gap between the puffing head a71 and the inner wall of the sleeve 72 after passing through the through groove 73, then flows into the radial through hole a74, and flows out from the lower end of the axial through hole a75, under the continuous action of the pump body 4, the pressure of the raw milk cap liquid flowing through the solenoid valve 8 is relatively high, after the high-pressure raw milk cap liquid flows into the gap between the puffing head a71 and the inner wall of the sleeve 72 through the through groove 73, the raw milk cap liquid can generate a drastic pressure change, and the pressure change, the raw milk cap liquid can be released instantly, the bubbles in the milk cap stock solution can expand, so that the milk cap stock solution has an expansion effect.

As shown in fig. 5 and 6, the upper end of the tip 9 is fitted to the lower end of the sleeve 72, and the tip 9 is detachably connected to the sleeve 72.

As shown in fig. 7, two protrusions 79 are formed on the outer peripheral wall of the sleeve 72, the two protrusions 79 are arranged oppositely, as shown in fig. 9, two L-shaped slots 91 are formed on the peripheral wall of the upper end of the end 9, the two L-shaped slots 91 are arranged oppositely, the positions of the two L-shaped slots 91 are matched with the positions of the two protrusions 79, the lower end of the sleeve 72 is inserted into the end 9, and the two protrusions 79 are respectively clamped into the two L-shaped slots 91. When the end 9 needs to be disassembled for cleaning or replacement, the end 9 is rotated and pulled down, the protrusion 79 on the outer peripheral wall of the sleeve 72 can be withdrawn from the L-shaped clamping groove 91 on the peripheral wall of the end 9, when the end 9 needs to be installed, the protrusion 79 on the outer peripheral wall of the sleeve 72 is inserted into the L-shaped clamping groove 91 on the peripheral wall of the end 9, then the end 9 is rotated, and the end 9 is very convenient and fast to disassemble and assemble.

In this embodiment, the tip 9 and the sleeve 72 are detachably connected through the protrusion 79 and the L-shaped slot 91. In other embodiments, the end head 9 and the sleeve 72 may be detachably connected by a snap, an interference plug fit, or the like, as long as the end head 9 and the sleeve 72 can be detachably connected.

As shown in fig. 9, a partition 92 is formed in the inner cavity of the tip 9, a cross-shaped groove 93 is formed on the partition 92, through holes 94 are formed at four end points of the cross-shaped groove 93, as shown in fig. 6, the cross-shaped groove 93 is vertically arranged with the axial through hole a75, and the center position of the cross-shaped groove 93 is located right below the axial through hole a 75. As shown in fig. 6, a container for collecting the milk cap can be placed at the lower end of the tip 9, after the milk cap flows out from the lower port of the axial through hole a75 of the expansion head a71, the milk cap can flow to the central position of the cross groove 93 on the partition 92 first, then flows in four directions, flows down through the through holes 94 at the four end points of the cross groove 93, and finally flows into the container for collecting the milk cap, when the milk cap flows out from the axial through hole a75 of the expansion head a71, the flow rate is relatively large, the impact force of the milk cap can be effectively reduced by the arrangement of the cross groove 93 on the partition 92, and splashing caused by the large flow rate of the milk cap is prevented.

As shown in fig. 5, the lower part of the end 9 is in an inward-folded shape, a flower groove is formed on the peripheral wall of the lower end of the end 9, when a container for collecting the milk cap rotates at the lower part of the end 9 to collect the milk cap, the milk cap flowing down from the through hole 94 can be made into the milk cap with a rib pattern under the effect of the flower groove, and the end 9 with the inward-folded lower end can make the prepared milk cap flow down intensively for collection.

As shown in figure 12, the milk capping machine of the invention is equipped with a casing 13, the raw material cylinder 10 is embedded in the casing 13, the pump body 4 is mounted in a cavity on the casing 13, the homogenization tube 6 is inserted in a refrigerating liner on the casing 13, the refrigerating liner on the casing 13 can ensure the refrigerating effect of the milk cap, the tip 9 is vertically downward, and the lower end of the tip 9 can be provided with a container for collecting the milk cap, such as a milk cap cup.

As shown in fig. 12, a proximity sensor 12 is installed in a cavity on a housing 13 of the pump body 4, the proximity sensor 12 can detect the presence information of the homogenizing tube 6 in real time and transmit the detected presence information of the homogenizing tube 6 to a control device (not shown) in real time, the proximity sensor 12 is electrically connected to the control device, the control device is electrically connected to both the pump body 4 and the electromagnetic valve 8 (e.g. through a relay), the control device can send a control signal to the pump body 4 to control the pump body 4 to operate or stop operating, the control device can send a control signal to the electromagnetic valve 8, the opening and closing of the milk cap flow channel is realized by the opening and closing of the electromagnetic valve 8, for example, when the pump body 4 starts to operate, the electromagnetic valve 8 is synchronously opened, when the pump body 4 stops operating, the electromagnetic valve 8 is synchronously closed, and the backflow of the milk cap stock solution can be prevented.

The homogenization tube 6 needs to be cleaned regularly to ensure hygiene, the control device can preset a cleaning cycle (for example, once for 24 h), when the homogenizing pipe 6 is detached (the homogenizing pipe 6 is pulled off), the proximity sensor 12 detects that the homogenizing pipe 6 is not present, the control device controls the pump body 4 to pause, the electromagnetic valve 8 is closed, i.e. the capping machine is halted, and when the homogenizing tube 6 is removed for more than a certain time, for example more than 10S, it is set to assume that the homogenization tube 6 has been cleaned, and when the homogenization tube 6 is reinstalled, the capping machine is restarted, when the time has reached the washing cycle, the proximity sensor 12 detects that the homogenization tube 6 is still present, the homogenization tube 6 is not regularly cleaned, the control device controls the pump body 4 to stop working, the electromagnetic valve 8 is closed, the milk cover machine stops working, and the milk cover machine restarts working after the homogenization tube 6 is cleaned and reinstalled.

As shown in fig. 12, in the raw material cylinder 10, the stirring component 11 can stir and mix the milk cover powder and the fresh milk together to form a milk cover stock solution, under the action of the pump body 4, the milk cover stock solution in the raw material cylinder 10 is pumped into the homogenizing pipe 6, meanwhile, the outside air is synchronously mixed into the milk cover stock solution through the air valve 5, when the milk cover stock solution and the air mixed into the milk cover stock solution flow through the homogenizing device in the homogenizing pipe 6, because the gap parts on two adjacent baffle plates 2 in the homogenizing device are staggered, the milk cover stock solution and the air bubbles first impact the entity of the next baffle plate 2 after passing through the gap part on one baffle plate 2, the air bubbles in the milk cover stock solution can be broken and then turn to the gap part on the baffle plate 2 to flow out to the next baffle plate 2, the milk cover stock solution and the air bubbles need to flow through the gap part on each baffle plate 2 one by one and turn to the gap part on the next baffle plate 2 to flow out, when the milk cover stock solution and the bubbles flow through the whole homogenizing device, because the number of the baffle plates 2 is a plurality, the bubbles in the milk cover stock solution can be continuously broken, the volume of the bubbles can be continuously reduced, when the milk cover stock solution flows through the homogenizing pipe, the bubbles in the milk cover stock solution can be fully broken, the broken small bubbles can be fully mixed in the milk cover stock solution, and the milk cover stock solution is evenly mixed, the fully mixed milk cover stock solution flows into the through groove 73 on the puffing head A71 through the electromagnetic valve 8, then flows into the radial through hole a74 along the gap between the puffing head a71 and the inner wall of the sleeve 72, and flows out from the lower port of the axial through hole a75 (at the moment, the milk cover is manufactured), and flows to the center position of the cross-shaped groove 93 on the partition part 92, then flows to four directions, flows downwards through holes 94 at four end points of the cross-shaped groove 93 and finally flows into a container of the milk collecting cover; under the continuous action of the pump body 4, the pressure of the milk cover stock solution flowing through the homogenizing pipe 6 can be relatively high, after the high-pressure milk cover stock solution flows into a gap between the puffing head A71 and the inner wall of the sleeve 72 through the through groove 73, the milk cover stock solution can generate violent pressure change, the pressure of the milk cover stock solution can be released instantly, bubbles in the milk cover stock solution can expand, so that the milk cover stock solution generates a puffing effect, in the milk cover manufacturing process, the smashed small bubbles can be fully mixed in the milk cover stock solution and are uniformly mixed, meanwhile, the puffing component can improve the puffing rate of the milk cover, so that the manufactured milk cover is fine and smooth in mouth feel, and in addition, according to the manufacturing requirement of the milk cover, the air ratio in the milk cover stock solution can be adjusted by adjusting the air valve 5, and the puffing rate of the manufactured milk cover can reach the manufacturing requirement.

Example two:

fig. 13 to 16 schematically show the structure of the homogenizing pipe, the solenoid valve, the bulking member and the tip in the milk cover machine according to another embodiment of the present invention.

As shown in fig. 13 to 16, the milk cap machine in this embodiment is different from the first embodiment only in the structures of the expansion part and the end head, and the connection relationships between other structures and other structures are the same as the first embodiment, and are not described again.

As shown in fig. 13-15, the bulking member includes a bulking head B76 and a sleeve 72.

As shown in fig. 13 and 15, the puffing head B76 is in an inverted T shape; as shown in fig. 14, the sleeve 72 is sleeved on the upper part (the part with smaller outer diameter dimension) of the puffing head B76, a sealing ring can be installed between the sleeve 72 and the puffing head B76, the upper end of the sleeve 72 is installed on the left end (such as threaded connection or plug connection and the like) of the solenoid valve 8 (fig. 13), two intersecting radial through holes B77 are formed on the puffing head B76, the radial through hole B77 is located on the lower part (the part with larger outer diameter dimension) of the puffing head B76, and the port part of the radial through hole B77 is not covered by the sleeve 72 (shown in fig. 14).

In this embodiment, the number of the radial through holes B77 is two, and the two radial through holes B77 are vertically arranged. In other embodiments, the number of the radial through holes B77 can be adjusted according to the manufacturing requirements of the milk cap, such as one radial through hole B77 or more than three intersecting radial through holes B77.

As shown in fig. 13 and 15, an axial through hole B78 is formed on the puffing head B76, the upper end of the axial through hole B78 is communicated with the inner cavity of the electromagnetic valve 8, the lower end of the axial through hole B78 is communicated with the radial through hole B77, the intersection position of the two radial through holes B77 is just the position of the lower end of the axial through hole B78, and the milk cover stock solution flowing through the homogenizing pipe 6 flows into the axial through hole B78 of the puffing head B76 through the electromagnetic valve 8, then flows into the radial through hole B77 in four directions, and finally flows out through the port part of the radial through hole B77.

As shown in FIG. 14, an annular gasket 710 can be arranged at the upper end of the axial through hole B78, and the inner circle radius of the annular gasket 710 is smaller than the inner diameter of the axial through hole B78; under the continuous action of the pump body 4, the pressure of the milk cover stock solution flowing through the electromagnetic valve 8 is relatively high, after the high-pressure milk cover stock solution enters the axial through hole B78 through the small hole in the annular gasket 710, the milk cover stock solution can generate severe pressure change, the pressure of the milk cover stock solution can be released instantly, and bubbles in the milk cover stock solution can expand to enable the milk cover stock solution to generate a puffing effect.

In this embodiment, the connection mode of the end head 9 and the sleeve 72 is the same, and the detachable connection is realized through the protrusion 79 and the L-shaped slot 91. In other embodiments, the end head 9 and the sleeve 72 may be detachably connected by a snap, an interference plug fit, or the like, as long as the end head 9 and the sleeve 72 can be detachably connected.

As shown in fig. 13 and 16, a circumferential step 95 is formed in the inner cavity of the head 9, the maximum circumferential peripheral part 711 (shown in fig. 15) of the expansion head B76 abuts against the circumferential step 95, a sealing ring can be installed between the maximum circumferential peripheral part 711 of the expansion head B76 and the inner wall of the head 9, and a gap is left between the expansion head B76 and the inner wall of the head 9 between the radial through hole B77 and the lower end of the expansion head B76; the milk cover flows into a gap between the inner wall of the end head B76 and the inner wall of the end head 9 after flowing out of the radial through hole B77 of the puffing head B76, then flows down along the inner wall of the end head 9, and finally flows into a container for collecting the milk cover.

As shown in fig. 16, the lower part of the end 9 is in an inward-folded shape, a flower groove is formed on the peripheral wall of the lower end of the end 9, when a container for collecting the milk cap rotates at the lower part of the end 9 to collect the milk cap, the milk cap flowing down from the end 9 can be made into the milk cap with a rib pattern under the effect of the flower groove, and the end 9 with the inward-folded lower end can make the prepared milk cap flow down intensively for collection.

In the raw material cylinder 10, the stirring component 11 can stir and mix milk cover powder and fresh milk together to form milk cover stock solution, under the action of the pump body 4, the milk cover stock solution in the raw material cylinder 10 is pumped into the homogenizing pipe 6, meanwhile, outside air is synchronously mixed into the milk cover stock solution through the air valve 5, when the milk cover stock solution and the air mixed into the milk cover stock solution flow through the homogenizing device in the homogenizing pipe 6, because the gap parts on two adjacent separation blades 2 in the homogenizing device are staggered, the milk cover stock solution and the air bubbles firstly impact the entity of the next separation blade 2 after passing through the gap part on one separation blade 2, the air bubbles in the milk cover stock solution can be broken and then turn to the gap part on the separation blade 2 to flow out to the next separation blade 2, the milk cover stock solution and the air bubbles need to flow through the gap part on each separation blade 2 one by one and turn to the gap part on the next separation blade 2 to flow out, when the milk cover stock solution and the bubbles flow through the whole homogenizing device, because the number of the baffle plates 2 is multiple, the bubbles in the milk cover stock solution can be broken continuously, the bubble volume can also be reduced continuously, after the milk cover stock solution flows through the homogenizing pipe, the bubbles in the milk cover stock solution can be broken sufficiently, the broken small bubbles can be mixed in the milk cover stock solution sufficiently and uniformly, the milk cover stock solution after being mixed sufficiently flows through the electromagnetic valve 8, then enters the axial through hole B78 through the small hole on the annular gasket 710, flows into the radial through hole B77 from the lower end of the axial through hole B78 to four directions, finally flows out to the gap between the puffing head B76 and the inner wall of the end head 9 through the port part of the radial through hole B77, then flows down along the inner wall of the end head 9, and finally flows into the container for collecting the milk cover; under the continuous action of the pump body 4, the pressure of the milk cover stock solution flowing through the electromagnetic valve 8 can be higher, after the high-pressure milk cover stock solution enters the axial through hole B78 through the small hole on the annular gasket 710, the milk cover stock solution can generate violent pressure change, the pressure of the milk cover stock solution can be released instantly, bubbles in the milk cover stock solution can expand, so that the milk cover stock solution generates an expansion effect, in the process of manufacturing the milk cover, the small broken bubbles can be fully mixed in the milk cover stock solution and uniformly mixed, meanwhile, the expansion rate of the milk cover can be improved by the expansion part, so that the manufactured milk cover has fine and smooth mouth feel, and in addition, according to the manufacturing requirement of the milk cover, the air ratio mixed in the milk cover stock solution can be adjusted by adjusting the air valve 5, so that the expansion rate of the manufactured milk cover meets the manufacturing requirement.

What has been described above are merely some embodiments of the present invention. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the inventive concept thereof, and these changes and modifications can be made without departing from the spirit and scope of the invention.

Claims

1. A milk cap machine is characterized by comprising a homogenizing device, a pump body (4), an air valve (5), a homogenizing pipe (6), a puffing component and an electromagnetic valve (8), wherein the homogenizing device is arranged in the homogenizing pipe (6), the pump body (4) pumps milk cap stock solution into the homogenizing pipe (6), a feeding port of the pump body (4) is communicated with the outside through the air valve (5), a discharging port of the pump body (4) is communicated with one end of the homogenizing pipe (6), the other end of the homogenizing pipe (6) is communicated with the puffing component, a milk cap outlet is arranged on the puffing component,

one end of the electromagnetic valve (8) is communicated with the other end of the homogenizing pipe (6), the puffing component is arranged at the other end of the electromagnetic valve (8),

the puffing part comprises a puffing head A (71) and a sleeve (72), the sleeve (72) is sleeved on the puffing head A (71), one end of the sleeve (72) is arranged at the other end of the electromagnetic valve (8), one end of the puffing head A (71) is provided with a through groove (73), the through groove (73) is in a cross shape, the through groove (73) is communicated with an inner cavity of the electromagnetic valve (8), the puffing head A (71) is provided with a radial through hole A (74), the other end of the puffing head A (71) is provided with an axial through hole A (75), the axial through hole A (75) is communicated with the radial through hole A (74) and is vertically arranged, a gap is reserved between the puffing head A (71) between the through groove (73) and the radial through hole A (74) and the inner wall of the sleeve (72), milk cover raw liquid in the electromagnetic valve (8) flows to the gap between the puffing head A (71) and the inner wall of the sleeve (72) through the through groove (73), the radial through hole A (74) is in interference fit with the inner wall of the expansion head A (71) and the sleeve (72) between the other end of the expansion head A (71),

or, popped part is including popped head B (76) and sleeve pipe (72), sleeve pipe (72) cover is established on popped head B (76), and the one end of sleeve pipe (72) is established on the other end of solenoid valve (8), is equipped with a plurality of crossing radial through-hole B (77) on popped head B (76), and the port portion of radial through-hole B (77) is not sheltered in sleeve pipe (72), is equipped with axial through-hole B (78) on popped head B (76), and the one end of axial through-hole B (78) communicates with the inner chamber of solenoid valve (8), and the other end and the radial through-hole B (77) of axial through-hole B (78) communicate.

2. The milk cover machine according to claim 1, further comprising a head (9), wherein one end of the head (9) is detachably connected with the other end of the sleeve (72), two protrusions (79) are arranged on the outer peripheral wall of the sleeve (72), the two protrusions (79) are arranged oppositely, two L-shaped clamping grooves (91) are arranged on the peripheral wall of one end of the head (9), the two L-shaped clamping grooves (91) are arranged oppositely, the sleeve (72) is inserted into the head (9), the two protrusions (79) are respectively clamped into the two L-shaped clamping grooves (91), and the other end of the head (9) is in an inward shrinkage shape.

3. The capping machine according to claim 2, wherein a partition (92) is provided in the inner cavity of the end head (9), a cross groove (93) is provided on the partition (92), through holes (94) are provided at four end points of the cross groove (93), the cross groove (93) is arranged perpendicular to the axial through hole A (75), the center position of the cross groove (93) is located below the axial through hole A (75),

or a circumferential step (95) is arranged in the inner cavity of the end head (9), the periphery of the expansion head B (76) abuts against the circumferential step (95), and a gap is reserved between the expansion head B (76) and the inner wall of the end head (9) between the radial through hole B (77) and the lower end of the expansion head B (76).

4. The capping machine according to any one of claims 1 to 3, further comprising a raw material cylinder (10), wherein the feeding port of the pump body (4) is communicated with the raw material cylinder (10), and the raw material cylinder (10) is provided with a stirring component (11).

5. A capping machine according to any one of claims 1 to 3, further comprising a proximity sensor (12) and a control device, wherein the proximity sensor (12) detects the presence of the homogenizing tube (6) and transmits the detected presence of the homogenizing tube (6) to the control device, and the control device sends a control signal to the pump body (4), and the control device controls the pump body (4) to operate or stop operating.

6. The milk cover machine according to claim 1, wherein the homogenizing device comprises a connecting rod (1) and a plurality of baffle plates (2), at least one gap portion is arranged on each baffle plate (2), the baffle plates (2) are all sleeved on the connecting rod (1), a gap is reserved between two adjacent baffle plates (2), the gap portions on two adjacent baffle plates (2) are arranged in a staggered mode, and a boss (22) is arranged on the baffle plate (2) located at the outermost side.

7. A milk covering machine according to claim 6, characterized in that said notch portions are two in number, two on either side of the flap (2), two oppositely disposed, said notch portions comprising four notches (21).

8. A capping machine according to claim 6, wherein the homogenizing device further comprises a plurality of dividing members (3), the baffle plate (2) and the dividing members (3) are arranged on the connecting rod (1) at intervals, and the area of the cross section of the dividing members (3) is smaller than that of the cross section of the baffle plate (2).

9. A capping machine according to claim 7 or 8, wherein the boss (22) is arranged perpendicularly to the flap (2).