CN218119427U - Milk supply pipeline device and milk supply equipment - Google Patents

Abstract

The utility model provides a supply milk pipeline device and supply milk equipment, wherein, supply milk pipeline device, include: the milk supply pipe and the first seat valve are connected to the first outlet and communicated with the interior of the first seat valve; the outer discharge pipe is connected with the first seat valve, and the second inlet is communicated with the interior of the first seat valve; the first cleaning pipe is connected with the first seat valve, the third outlet is communicated with the interior of the first seat valve, a first on-off valve is arranged on the first cleaning pipe, and a first set distance is reserved between the first on-off valve and the third outlet; the second cleaning pipe is connected to the first seat valve through a first connecting pipe, the first communicating port is communicated with the second cleaning pipe, the second communicating port is communicated with the inside of the first seat valve, a second on-off valve is arranged on the first connecting pipe, and a second set distance is arranged between the second on-off valve and the second communicating port. The technical scheme of this application has solved the problem of breeding the microorganism easily in the first washing pipe among the correlation technique effectively.

Description

Milk supply pipeline device and milk supply equipment

Technical Field

The utility model relates to a milk powder production field particularly, relates to a supply milk pipeline device and supply milk equipment.

Background

In the related art, a milk supply apparatus includes a milk supply tank, a cleaning tank, and a milk supply line device, a milk supply pipe of the milk supply line device is connected to the milk supply tank, and a first cleaning pipe and a second cleaning pipe of the milk supply line device are both connected to the cleaning tank. The milk supply pipe is communicated with the first cleaning pipe and the second cleaning pipe through the seat valve, the seat valve is further communicated with an outer row of pipes, the seat valve is provided with a first communication position enabling the milk supply pipe, the first cleaning pipe, the second cleaning pipe and the outer row of pipes to be communicated with each other, and the seat valve is further provided with a second communication position enabling the milk supply pipe, the first cleaning pipe and the second cleaning pipe to be communicated with each other and not communicated with the outer row of pipes.

When milk production, when the seat valve was in first intercommunication position, supply the interior dense milk of milk jar to discharge through outer calandria through supplying the milk pipe through the seat valve, but dense milk has partly dense milk to flow to first washing intraductally when flowing through the seat valve, and this part of dense milk can't flow to stagnate in first washing intraductally, provides good growing environment for the production of microorganism, breeds the microorganism easily.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide a supply milk pipeline device and supply milk equipment to solve the problem that breed the microorganism easily in the first wash pipe among the correlation technique.

In order to achieve the above object, according to an aspect of the present invention, there is provided a milk supply line device including: the milk supply pipe is provided with a first inlet and a first outlet, and the first seat valve is connected to the first outlet and communicated with the interior of the first seat valve; the outer discharge pipe is connected with the first seat valve and is provided with a second inlet and a second outlet, and the second inlet is communicated with the inside of the first seat valve; the first cleaning pipe is connected with the first seat valve, is provided with a third inlet and a third outlet, is communicated with the inside of the first seat valve, is provided with a first on-off valve, and has a first set distance with the third outlet; the first cleaning pipe is connected to the first seat valve through a first connecting pipe, the first connecting pipe is provided with a first connecting port and a second connecting port, the first connecting port is communicated with the second cleaning pipe, the second connecting port is communicated with the interior of the first seat valve, the first connecting pipe is provided with a second on-off valve, and a second set distance is reserved between the second on-off valve and the second connecting port; the first seat valve is provided with a first working position enabling the first outlet, the second inlet, the third outlet and the second communication port to be communicated with each other, the first seat valve is provided with a second working position enabling the second inlet, the third outlet and the second communication port to be communicated with each other and not communicated with the first outlet, and the first set distance and the second set distance are within the range of 3 cm-7 cm.

The first valve body is provided with a first inlet, a second inlet, a third inlet and a fourth inlet, the first inlet is communicated with the second inlet, the second inlet is communicated with the third inlet, the second outlet is communicated with the third inlet, the second inlet is communicated with the fourth inlet; the first seat valve further comprises a first valve core which is arranged in the first inner cavity in a position-adjustable mode, the first port, the second port, the third port and the fourth port are communicated with each other under the condition that the first valve core is located at the first working position, and the second port, the third port and the fourth port are communicated with each other under the condition that the first valve core is located at the second working position.

Further, first on-off valve includes first pneumatic butterfly valve, and the second on-off valve includes the pneumatic butterfly valve of second, and first pneumatic butterfly valve includes first butterfly valve and drives the first drive actuating cylinder that first butterfly valve opened or breaks off, and the pneumatic butterfly valve of second includes that the second butterfly valve and drive the second butterfly valve and open or break off drives actuating cylinder.

Further, the valve rod of the first pneumatic butterfly valve is obliquely arranged relative to the axis of the outer discharge pipe, and the valve rod of the second pneumatic butterfly valve is obliquely arranged relative to the axis of the first connecting pipe.

Further, the milk supply line device further comprises a first row pipe connected to the first cleaning pipe.

Furthermore, a third cut-off valve is arranged at the joint of the first row of pipes and the first cleaning pipe.

Further, the milk supply line device further includes a second row pipe connected to the second cleaning pipe.

Furthermore, a second seat valve is arranged at the joint of the second row pipe and the second cleaning pipe, the second seat valve comprises a second valve body, and a fifth interface and a sixth interface which are arranged on the second valve body at intervals up and down, the fifth interface is communicated with the second cleaning pipe, and the sixth interface is communicated with the second row pipe; the second valve spool has a third operating position in which the fifth port, the second purge line, the sixth port and the second drain line are all in communication with one another, and the second valve spool has a fourth operating position in which the fifth port and the second purge line are in communication with one another and the sixth port and the second drain line are in communication with one another, respectively.

Furthermore, supply milk pipe and first seat valve to be two, one supplies milk union coupling in the first exit of a first seat valve and with the inside intercommunication of this first seat valve, another supplies milk union coupling in the first exit of another first seat valve and with the inside intercommunication of this first seat valve, the second is washd the pipe and is connected in a first seat valve through first connecting pipe, the second is washd the pipe and is connected in another first seat valve through the second connecting pipe, the second connecting pipe has third intercommunication mouth and fourth intercommunication mouth, the third intercommunication mouth communicates in the second wash pipe, the fourth intercommunication mouth communicates the inside of another first seat valve, be provided with fourth shut-off valve on the second connecting pipe, have the third between fourth shut-off valve and the fourth intercommunication mouth and set for the distance, the third is set for the distance and is in 3cm to 7 cm's scope.

According to the utility model discloses an on the other hand provides a supply milk equipment, including supplying milk jar, wasing jar and supplying milk pipeline device, supply milk pipeline device for foretell supply milk pipeline device, supply milk pipeline device's supply milk union coupling in supplying milk jar, supply milk pipeline device's first scavenge pipe and second scavenge pipe all connect in wasing jar.

Use the technical scheme of the utility model, supply milk pipeline device to include: the milk supply pipe, the first seat valve, the outer discharge pipe, the first cleaning pipe and the second cleaning pipe. The milk supply pipe has a first inlet and a first outlet, and the first seat valve is connected at the first outlet and communicated with the inside of the first seat valve. The first inlet may be connected to a milk supply tank in the related art. The outer discharge pipe is connected to the first seat valve, and the outer discharge pipe has a second inlet and a second outlet, and the second inlet is communicated with the inside of the first seat valve. First scavenge pipe is connected in first seat valve, and first scavenge pipe has third import and third export, can communicate the third import in the wash tank in the correlation technique, and the inside intercommunication of third export and first seat valve is provided with first on-off valve on the first scavenge pipe, has first settlement distance between first on-off valve and the third export. The second cleaning pipe is connected to the first seat valve through the first connecting pipe, the first connecting pipe is provided with a first communicating port and a second communicating port, the first communicating port is communicated with the second cleaning pipe, the second communicating port is communicated with the inside of the first seat valve, the first connecting pipe is provided with a second on-off valve, and a second set distance is reserved between the second on-off valve and the second communicating port. The second cleaning pipe may be communicated with a cleaning tank in the related art. The first seat valve is provided with a first working position enabling the first outlet, the second inlet, the third outlet and the second communication port to be communicated with each other, the first seat valve is provided with a second working position enabling the second inlet, the third outlet and the second communication port to be communicated with each other and not communicated with the first outlet, and the first set distance and the second set distance are within the range of 3 cm-7 cm. Therefore, when the first seat valve is located at the first working position, the first on-off valve disconnects the first cleaning pipe, the second on-off valve disconnects the second cleaning pipe, and at the moment, the thick milk in the milk supply tank enters the milk supply pipe from the first inlet, enters the inside of the first seat valve through the first outlet and is discharged from the outer discharge pipe. When thick milk flows through the inside of the first seat valve, part of thick milk cannot flow into the first cleaning pipe and the second cleaning pipe, and for 20cm in the related art, because the first set distance and the second set distance are both in the range of 3cm to 7cm, the first on-off valve and the second on-off valve are both closer to the first seat valve, when thick milk in the first seat valve flows, part of thick milk in the first set distance range and the second set distance range can flow into the outer discharge pipe along with thick milk in the milk supply pipe, thick milk is prevented from being left in the first cleaning pipe and the first connecting pipe, a growth environment of microorganisms cannot be formed, and the risk of breeding microorganisms is effectively reduced. Therefore, the technical scheme of this application has solved the problem that the microorganism is easy to breed in the first washing pipe among the relevant art effectively.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows a schematic structural view of an embodiment of a milk supply line arrangement according to the invention;

FIG. 2 shows a partial perspective view at A of the milk supply line arrangement of FIG. 1;

FIG. 3 shows a partial perspective view at B of the milk supply line arrangement of FIG. 1;

FIG. 4 shows a partial perspective view at C of the milk supply line arrangement of FIG. 1;

FIG. 5 is a circuit diagram showing the flow of concentrated milk through the milk supply pipe of the milk supply line apparatus of FIG. 1 when concentrated milk flows into the milk supply pipe;

FIG. 6 is a circuit diagram showing the flow of the ejected concentrated milk when the cleaning liquid is introduced into the first cleaning pipe of the milk supply line apparatus of FIG. 1;

FIG. 7 is a view showing a cleaning circuit diagram when a cleaning liquid is flowed into the first cleaning pipe and the first cleaning pipe of the milk supply line apparatus of FIG. 1;

fig. 8 shows a schematic cross-sectional view of a first seat valve of the milk supply line arrangement of fig. 1.

Wherein the figures include the following reference numerals:

h1, a first set distance; h2, a second set distance; h3, a third set distance;

11. a milk supply pipe; 12. an outer discharge pipe; 13. a first cleaning pipe; 14. a second cleaning pipe; 15. a first row of tubes; 16. a second row of tubes;

21. a first seat valve; 211. a first valve body; 212. a first valve spool; 22. a first connecting pipe; 23. a second connecting pipe; 24. a second seat valve;

31. a first on-off valve; 311. a first butterfly valve; 312. a first driving cylinder; 32. a second on-off valve; 33. a third shutoff valve; 34. a fourth shutoff valve;

40. a tray.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

As shown in fig. 1 to 5, the milk supply line device according to the present embodiment includes: a milk supply pipe 11, a first seat valve 21, an outer discharge pipe 12, a first washing pipe 13 and a second washing pipe 14. The milk supply tube 11 has a first inlet and a first outlet, and a first seat valve 21 is connected at the first outlet and communicates with the interior of the first seat valve 21. The outer discharge pipe 12 is connected to the first seat valve 21, and the outer discharge pipe 12 has a second inlet and a second outlet, the second inlet communicating with the inside of the first seat valve 21. The first cleaning pipe 13 is connected to the first seat valve 21. The first cleaning pipe 13 has a third inlet and a third outlet, the third outlet communicates with the inside of the first seat valve 21, the first cleaning pipe 13 is provided with a first on-off valve 31, and a first set distance H1 is provided between the first on-off valve 31 and the third outlet. The second cleaning pipe 14 is connected to the first seat valve 21 through a first connecting pipe 22, the first connecting pipe 22 has a first communicating port and a second communicating port, the first communicating port is communicated with the second cleaning pipe 14, the second communicating port is communicated with the inside of the first seat valve 21, a second on-off valve 32 is arranged on the first connecting pipe 22, and a second set distance H2 is arranged between the second on-off valve 32 and the second communicating port. In the present embodiment, the first seat valve 21 has a first operating position in which the first outlet, the second inlet, the third outlet, and the second communication port are all communicated with each other, the first seat valve 21 has a second operating position in which the second inlet, the third outlet, and the second communication port are all communicated with each other and are not communicated with the first outlet, and the first set distance H1 and the second set distance H2 are both within a range of 3cm to 7 cm. The first set distance H1 and the second set distance H2 are each preferably 5cm.

By applying the technical scheme of the embodiment, the first inlet can be communicated with the milk supply tank in the related art. It is possible to communicate the third inlet with the related art wash tank, communicate the third outlet with the inside of the first seat valve 21, and provide the first wash pipe 13 with the first on-off valve 31 with a first set distance H1 between the first on-off valve 31 and the third outlet. The second cleaning pipe 14 is connected to the first seat valve 21 through a first connecting pipe 22, the first connecting pipe 22 has a first communication port and a second communication port, the first communication port is communicated with the second cleaning pipe 14, the second communication port is communicated with the inside of the first seat valve 21, a second on-off valve 32 is arranged on the first connecting pipe 22, and a second set distance H2 is arranged between the second on-off valve 32 and the second communication port. The second cleaning pipe 14 may be communicated with a cleaning tank in the related art. The first seat valve 21 has a first operating position at which the first outlet, the second inlet, the third outlet, and the second communicating port are all communicated with each other, the first seat valve 21 has a second operating position at which the second inlet, the third outlet, and the second communicating port are all communicated with each other and are not communicated with the first outlet, and the first set distance H1 and the second set distance H2 are both within a range of 3cm to 7 cm. Thus, when the first seat valve 21 is in the first working position, the first on-off valve 31 disconnects the first cleaning pipe 13, and the second on-off valve 32 disconnects the first connecting pipe 22, so that the concentrated milk in the milk supply tank enters the milk supply pipe 11 from the first inlet, enters the inside of the first seat valve 21 through the first outlet, and is discharged from the outer discharge pipe 12. When the thick milk flows through the inside of the first seat valve 21, a part of the thick milk cannot flow into the first washing pipe 13 and the second washing pipe 14, and compared with 20cm in the related art, since the first set distance H1 and the second set distance H2 are both in the range of 3cm to 7cm, and the first on-off valve 31 and the second on-off valve 32 are both closer to the first seat valve 21, when the thick milk in the first seat valve 21 flows, a part of the thick milk in the range of the first set distance H1 and the range of the second set distance H2 can flow into the outer discharge pipe 12 together with the thick milk in the milk supply pipe 11, so that the thick milk is prevented from being retained in the first washing pipe 13 and the first connection pipe 22, a growth environment of microorganisms cannot be formed, and the risk of microorganism breeding is effectively reduced. Therefore, the technical scheme of this embodiment has solved the problem that the microorganism is easy to breed in the first washing pipe among the relevant art effectively.

As shown in fig. 1 to 5 and 8, the first seat valve 21 includes a first valve body 211, and a first port, a second port, a third port, and a fourth port that are provided at intervals on the first valve body 211. The first port, the second port, the third port and the fourth port are all communicated with the first inner cavity of the first valve body 211. The first interface is located below the second interface, the axis of the third interface and the axis of the fourth interface are located in the same plane, the first outlet is communicated with the first interface, the second inlet is communicated with the second interface, the third outlet is communicated with the third interface, and the second communication port is communicated with the fourth interface. The first seat valve 21 also includes a first spool 212 positionally adjustably disposed within the first internal cavity. When the first spool 212 is in the first operating position, the first port, the second port, the third port, and the fourth port communicate with each other. Thus, the first outlet, the second inlet, the third outlet and the second communication port can be communicated with each other. When the first valve spool 212 is in the second operating position, the second port, the third port, and the fourth port are communicated with each other, so that the second inlet, the third outlet, and the second communication port can be communicated with each other and are not communicated with the first outlet.

As shown in fig. 1 to 4 and 6, when the milk supply tank does not supply the concentrated milk into the milk supply pipe 11, the concentrated milk in the first cleaning pipe 13, the first connection pipe 22 and the outer discharge pipe 12 needs to be discharged, and when the first valve body 212 is in the second operating position, the first on-off valve 31 opens the first cleaning pipe 13, the second on-off valve 32 cuts off the first connection pipe 22, and the cleaning liquid in the cleaning tank enters the first cleaning pipe 13 from the third inlet, flows into the first valve body 211 from the third outlet, and flows into the outer discharge pipe 12 through the first seat valve 21, so that the concentrated milk in the first cleaning pipe 13, the first connection pipe 22 and the outer discharge pipe 12 can be ejected and flow into the outer discharge pipe 12.

As shown in fig. 1 to 4 and 7, when the milk supply tank does not supply the concentrated milk into the milk supply pipe 11, and the milk supply pipe 11, the first cleaning pipe 13, the second cleaning pipe 14, the first connection pipe 22 and the outer discharge pipe 12 need to be cleaned, when the first valve body 212 is at the first operating position, the first on-off valve 31 opens the first cleaning pipe 13, the second on-off valve 32 opens the first connection pipe 22, the cleaning liquid in the cleaning tank enters the first cleaning pipe 13 and the second cleaning pipe 14, and the cleaning liquid flowing from the first cleaning pipe 13 passes through the first valve body 211. The clean water flowing from the milk supply tank enters the milk supply pipe 11, flows into the first valve body 211 through the milk supply pipe 11, and flows into the outer discharge pipe 12 together, so as to clean the milk supply pipe 11, the first cleaning pipe 13, the first connecting pipe 22 and the outer discharge pipe 12. The cleaning liquid flowing from the second cleaning pipe 14 cleans the second cleaning pipe 14, and prevents the formation of a growth environment for microorganisms.

As shown in fig. 1 to 4 and 7, in order to open or disconnect the first cleaning pipe 13, the first on/off valve 31 includes a first pneumatic butterfly valve, the second on/off valve 32 includes a second pneumatic butterfly valve, and the first pneumatic butterfly valve includes a first butterfly valve 311 and a first driving cylinder 312 for driving the first butterfly valve 311 to open or close. To facilitate opening or disconnecting the first connection pipe 22, the second pneumatic butterfly valve comprises a second butterfly valve and a second driving cylinder driving the second butterfly valve to open or disconnect. Like this, the first pneumatic butterfly valve that this embodiment set up just can control whether circulate the washing liquid in the first scavenge pipe 13, and the second pneumatic butterfly valve just can control whether circulate the washing liquid in the first connecting pipe 22, has reduced the quantity that sets up the anti-mixing valve among the correlation technique, convenient maintenance.

As shown in fig. 1 to 4 and 7, a valve stem of the first pneumatic butterfly valve is disposed to be inclined with respect to an axis of the outer discharge pipe 12 so that the first pneumatic butterfly valve can be installed beside the first cleaning pipe 13 without interfering with the first cleaning pipe 13. In order that the first pneumatic butterfly valve can be mounted beside the first connection pipe 22 without interfering with the first connection pipe 22, the stem of the second pneumatic butterfly valve is arranged obliquely with respect to the axis of the first connection pipe 22.

As shown in fig. 1 to 4 and 7, the milk supply line device further includes a first drain pipe 15 connected to the first cleaning pipe 13. When the milk supply pipe 11, the first cleaning pipe 13, the second cleaning pipe 14, the first connecting pipe 22, and the outer discharge pipe 12 are cleaned, the cleaning liquid passing through the first cleaning pipe 13 can be discharged from the first discharge pipe 15.

As shown in fig. 1 to 4 and 7, a third shutoff valve 33 is provided at the connection between the first row pipe 15 and the first cleaning pipe 13. The third shutoff valve 33 can open or shut the first bank pipe 15. Like this, the washing liquid through first scavenge pipe 13 can be discharged as early as possible from first row of management pipe 15, guarantees before advancing dense milk with when stopping the flow of dense milk, avoids staying the cleaning solution for a long time and contact with dense milk and lead to whitehead, whitetail bacterium quantity to exceed standard.

Specifically, the third shutoff valve 33 includes a third pneumatic butterfly valve, and the third pneumatic butterfly valve includes a third butterfly valve and a third driving cylinder that drives the third butterfly valve to open or shut off. The valve stem of the third pneumatic butterfly valve is arranged obliquely with respect to the axis of the outer pipe 12.

As shown in fig. 1 to 4 and 7, the milk supply line device further includes a second discharge pipe 16 connected to the second cleaning pipe 14. When the milk supply pipe 11, the first cleaning pipe 13, the second cleaning pipe 14, the first connecting pipe 22, and the outer discharge pipe 12 are cleaned, the cleaning liquid passing through the second cleaning pipe 14 can be discharged from the second discharge pipe 16.

As shown in fig. 1 to 4 and 7, a second seat valve 24 is provided at a connection between the second row pipe 16 and the second purge pipe 14, the second seat valve 24 includes a second valve body, and a fifth port and a sixth port which are provided at the second valve body at an interval from top to bottom, the fifth port communicates with the second purge pipe 14, and the sixth port communicates with the second row pipe 16. The second seat valve 24 further includes a second spool positionally adjustably disposed within a second interior chamber of the second seat valve 24, the second spool having a third operating position in which the fifth port, the second purge line 14, the sixth port, and the second drain line 16 are all in communication with one another. The second spool has a fourth operating position in which the fifth port communicates with the second purge line 14 and the sixth port communicates with the second exhaust line 16, respectively. When the milk supply pipe 11, the first cleaning pipe 13, the second cleaning pipe 14, the first connecting pipe 22 and the outer discharge pipe 12 are cleaned, the second valve spool is in the third operating position, so that the cleaning liquid passing through the second cleaning pipe 14 can be discharged from the second discharge pipe 16. The sixth interface is located at the lowest position of the second seat valve 24 and the second cleaning pipe 14, so that the cleaning liquid in the second cleaning pipe 14 can be drained as soon as possible, and the problem that the quality of the produced concentrated milk is influenced due to aging faults when the second seat valve 24 works is avoided.

As shown in fig. 1 to 5, the milk supply pipe 11 and the first seat valve 21 are two in number. One milk supply pipe 11 is connected to the first outlet of one first seat valve 21 and communicates with the interior of the first seat valve 21, and the other milk supply pipe 11 is connected to the first outlet of the other first seat valve 21 and communicates with the interior of the first seat valve 21. The second cleaning pipe 14 is connected to one first seat valve 21 through a first connecting pipe 22, the second cleaning pipe 14 is connected to the other first seat valve 21 through a second connecting pipe 23, the second connecting pipe 23 is provided with a third communicating opening and a fourth communicating opening, the third communicating opening is communicated with the second cleaning pipe 14, the fourth communicating opening is communicated with the inside of the other first seat valve 21, a fourth shutoff valve 34 is arranged on the second connecting pipe 23, a third set distance H3 is arranged between the fourth shutoff valve 34 and the fourth communicating opening, and the third set distance H3 is in a range from 3cm to 7 cm. When the thick milk passes through the inside of the first seat valve 21, a part of the thick milk cannot flow into the first and second washing pipes 13 and 14, and since the first set distance H1, the second set distance H2, and the third set distance H3 are in the range of 3cm to 7cm, the first and second on-off valves 31 and 32 are closer to one first seat valve 21, and the fourth on-off valve 34 is also closer to the other first seat valve 21, relative to 20cm in the related art. When the thick milk in the two first seat valves 21 flows, part of the thick milk in the first set distance H1 range, the second set distance H2 range and the third set distance H3 range can flow into the outer discharge pipe 12 along with the thick milk in the milk supply pipe 11, so that the situation that the thick milk is retained in the first cleaning pipe 13, the first connecting pipe 22 and the second connecting pipe 23 and cannot form a growth environment of microorganisms is avoided, and the risk of breeding the microorganisms is effectively reduced. The third set distance H3 is preferably 5cm.

The milk supply line assembly of the present embodiment further includes a tray 40 supporting the milk supply tube 11, the first seat valve 21, the outer discharge tube 12, the first cleaning tube 13, and the second cleaning tube 14.

The application also provides a supply milk equipment, the confession milk equipment of this embodiment is including supplying milk jar, washing jar and supplying the milk pipeline device. The milk supply pipeline device is the milk supply pipeline device. The milk supply pipe 11 of the milk supply line device is connected to the milk supply tank, and the first cleaning pipe 13 and the second cleaning pipe 14 of the milk supply line device are both connected to the cleaning tank. Because the milk supply pipeline device can solve the problem that microorganisms are easy to breed in the first cleaning pipe in the related technology, the milk supply pipeline device with the milk supply pipeline device can solve the same technical problem.

In the description of the present invention, it should be understood that the directions or positional relationships indicated by the directional terms such as "front, back, upper, lower, left, right", "horizontal, vertical, horizontal" and "top, bottom", etc. are usually based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, and in the case of not making a contrary explanation, these directional terms do not indicate and imply that the device or element referred to must have a specific direction or be constructed and operated in a specific direction, and therefore, should not be construed as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

For ease of description, spatially relative terms such as "over 8230 \ 8230;,"' over 8230;, \8230; upper surface "," above ", etc. may be used herein to describe the spatial relationship of one device or feature to another device or feature as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary terms "at 8230; \8230; 'above" may include both orientations "at 8230; \8230;' above 8230; 'at 8230;' below 8230;" above ". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms do not have special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A milk supply conduit assembly, comprising:

a milk supply pipe (11) and a first seat valve (21), the milk supply pipe (11) having a first inlet and a first outlet, the first seat valve (21) being connected at the first outlet and communicating with the interior of the first seat valve (21);

-an outer drain pipe (12) connected to said first seat valve (21), said outer drain pipe (12) having a second inlet and a second outlet, said second inlet communicating with the interior of said first seat valve (21);

a first cleaning pipe (13) connected to the first seat valve (21), the first cleaning pipe (13) having a third inlet and a third outlet, the third outlet being communicated with the interior of the first seat valve (21), the first cleaning pipe (13) being provided with a first on-off valve (31), a first set distance (H1) being provided between the first on-off valve (31) and the third outlet;

a second cleaning pipe (14), wherein the second cleaning pipe (14) is connected to the first seat valve (21) through a first connecting pipe (22), the first connecting pipe (22) is provided with a first communicating port and a second communicating port, the first communicating port is communicated with the second cleaning pipe (14), the second communicating port is communicated with the inside of the first seat valve (21), a second on-off valve (32) is arranged on the first connecting pipe (22), and a second set distance (H2) is arranged between the second on-off valve (32) and the second communicating port;

wherein the first seat valve (21) has a first operating position in which the first outlet, the second inlet, the third outlet and the second communication port are all in communication with one another, the first seat valve (21) has a second operating position in which the second inlet, the third outlet and the second communication port are all in communication with one another and are not in communication with the first outlet, and the first set distance (H1) and the second set distance (H2) are both in the range of 3cm to 7 cm.

2. The milk supply line of claim 1,

the first seat valve (21) comprises a first valve body (211) and a first interface, a second interface, a third interface and a fourth interface which are arranged on the first valve body (211) at intervals, the first interface, the second interface, the third interface and the fourth interface are all communicated with a first inner cavity of the first valve body (211), the first interface is positioned below the second interface, the axis of the third interface and the axis of the fourth interface are positioned in the same plane, the first outlet is communicated with the first interface, the second inlet is communicated with the second interface, the third outlet is communicated with the third interface, and the second communication port is communicated with the fourth interface;

the first seat valve (21) further includes a first spool (212) positionally adjustable within the first internal cavity, the first port, the second port, the third port, and the fourth port communicating with one another when the first spool (212) is in the first operating position, and the second port, the third port, and the fourth port communicating with one another when the first spool (212) is in the second operating position.

3. The milk line according to claim 1, wherein the first on-off valve (31) comprises a first pneumatic butterfly valve and the second on-off valve (32) comprises a second pneumatic butterfly valve, the first pneumatic butterfly valve comprising a first butterfly valve (311) and a first driving cylinder (312) driving the first butterfly valve (311) on or off, the second pneumatic butterfly valve comprising a second butterfly valve and a second driving cylinder driving the second butterfly valve on or off.

4. A milk line according to claim 3, characterized in that the valve stem of the first pneumatic butterfly valve is arranged obliquely with respect to the axis of the outer pipe (12) and the valve stem of the second pneumatic butterfly valve is arranged obliquely with respect to the axis of the first connection pipe (22).

5. A milk line installation according to claim 1, further comprising a first row of pipes (15) connected to the first washing pipe (13).

6. A milk supply line arrangement according to claim 5, characterized in that the junction of the first row pipe (15) and the first washing pipe (13) is provided with a third shut-off valve (33).

7. The milk line installation according to claim 1, further comprising a second row pipe (16) connected to the second washing pipe (14).

8. The milk supply line of claim 7,

a second seat valve (24) is arranged at the joint of the second row pipe (16) and the second cleaning pipe (14), the second seat valve (24) comprises a second valve body, and a fifth interface and a sixth interface which are arranged on the second valve body at intervals up and down, the fifth interface is communicated with the second cleaning pipe (14), and the sixth interface is communicated with the second row pipe (16);

the second seat valve (24) further includes a second spool positionally adjustable within a second interior cavity of the second seat valve (24), the second spool having a third operating position in which the fifth port, the second purge line (14), the sixth port and the second row pipe (16) are all in communication with one another, the second spool having a fourth operating position in which the fifth port and the second purge line (14) are in communication, and the sixth port and the second row pipe (16) are in communication, respectively.

9. The milk supply line of claim 1,

the milk supply pipes (11) and the first seat valves (21) are two, one milk supply pipe (11) is connected to a first outlet of one first seat valve (21) and communicated with the inside of the first seat valve (21), the other milk supply pipe (11) is connected to a first outlet of the other first seat valve (21) and communicated with the inside of the first seat valve (21), the second cleaning pipe (14) is connected to one first seat valve (21) through the first connecting pipe (22),

the second cleaning pipe (14) is connected to the other first seat valve (21) through a second connecting pipe (23), the second connecting pipe (23) is provided with a third communicating opening and a fourth communicating opening, the third communicating opening is communicated with the second cleaning pipe (14), the fourth communicating opening is communicated with the other first seat valve (21), a fourth breaking valve (34) is arranged on the second connecting pipe (23), a third set distance (H3) is arranged between the fourth breaking valve (34) and the fourth communicating opening, and the third set distance (H3) is in the range from 3cm to 7 cm.

10. A milk supply installation comprising a milk supply tank, a washing tank and a milk supply line arrangement, characterized in that the milk supply line arrangement is as claimed in any of claims 1 to 9, to which milk supply tank a milk supply pipe (11) of the milk supply line arrangement is connected, to which washing tank both a first washing pipe (13) and a second washing pipe (14) of the milk supply line arrangement are connected.

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