CN218343763U - Milk powder cleaning device and filling equipment - Google Patents

Abstract

The utility model provides a milk power cleaning device and filling equipment, wherein, milk power cleaning device includes: the material suction machine comprises a material suction pipeline; the cleaning suction nozzle is connected with the suction end of the suction pipeline and provided with a cleaning port facing a filling head of the filling equipment, and the cleaning port is communicated with the suction end; the cleaning suction nozzle comprises a flat suction nozzle barrel, and the ratio of the longest distance between two oppositely arranged side walls of the flat suction nozzle barrel to the first shortest distance between the other oppositely arranged side walls of the flat suction nozzle barrel is in the range of 60-65. The technical scheme of this application has solved the problem that the overhead remaining milk powder of filling of the filling equipment among the correlation technique dropped effectively.

Description

Milk powder cleaning device and filling equipment

Technical Field

The utility model relates to a filling production facility technical field particularly, relates to a milk power cleaning device and filling equipment.

Background

The filling apparatus of the related art comprises a turntable and a movable filling head. In the process of filling milk powder by filling equipment, milk powder can remain on a filling head due to static electricity or the influence of a milk powder formula.

At the in-process that the filling head removed, the overhead remaining milk power of filling can drop on the carousel, on the product after the filling or in the filling equipment, has the risk that bacterial growing, and influences product quality.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a milk powder cleaning device and a filling apparatus, which can solve the problem of the dropping of the residual milk powder on the filling head of the filling apparatus in the related art.

In order to achieve the above object, according to an aspect of the present invention, there is provided a milk powder cleaning device, comprising: the suction machine comprises a suction pipeline; the cleaning suction nozzle is connected with the suction end of the suction pipeline and provided with a cleaning port facing a filling head of the filling equipment, and the cleaning port is communicated with the suction end; the cleaning suction nozzle comprises a flat suction nozzle barrel, and the ratio of the longest distance between two oppositely arranged side walls of the flat suction nozzle barrel to the first shortest distance between the other oppositely arranged side walls of the flat suction nozzle barrel is in the range of 60-65.

Furthermore, the suction nozzle barrel comprises a receiving section and a collecting section which are arranged up and down, and the cross section of the receiving section on the plane perpendicular to the cleaning port is trapezoidal.

Furthermore, the cross section of the collecting section on the plane perpendicular to the cleaning opening is funnel-shaped; on a plane perpendicular to the cleaning opening, the connecting position of the collecting section and the receiving section is the connecting position of the trapezoidal upper bottom and the funnel-shaped inlet end, and the second shortest distance between two oppositely arranged side walls of the collecting section is larger than or equal to the third shortest distance between two oppositely arranged side walls of the receiving section.

Further, the cleaning nozzle also comprises an elbow connected with and communicated with the nozzle barrel, and the ratio of the diameter of the elbow to the first shortest distance is in the range of 12-18.

Furthermore, the suction machine also comprises a suction box connected to the exhaust end of the suction pipeline, the suction box is communicated with the suction nozzle barrel through the suction pipeline, the air suction end of the suction pipeline is connected with the suction nozzle barrel through a first pipe clamp, and the air exhaust end of the suction pipeline is connected with the suction box through a second pipe clamp.

Furthermore, the suction machine also comprises a suction fan arranged in the suction box and a collection bag arranged at an interval with the suction fan, wherein the collection bag is positioned at the downstream of the suction fan, and the collection bag is positioned at one side of the suction box and is communicated with the suction box.

According to the utility model discloses an on the other hand provides a filling equipment, including filling equipment and milk powder cleaning device, milk powder cleaning device is foretell milk powder cleaning device, and the clearance mouth of milk powder cleaning device's clearance suction nozzle is towards the filling head of filling equipment.

Further, the filling equipment still includes: a support; the rotary table is arranged on the bracket, and a plurality of filling stations are arranged on the rotary table at intervals; the filling head is movably arranged on the bracket and is positioned above the turntable; the tank inlet conveying equipment and the tank outlet conveying equipment are arranged on the bracket at intervals; the tank feeding and conveying equipment comprises a first inlet and a first outlet, and the first outlet corresponds to one filling station in the plurality of filling stations; the can discharging and conveying equipment comprises a second inlet and a second outlet, and the second inlet corresponds to another filling station in the plurality of filling stations; wherein, the setting of clearance suction nozzle is advancing between jar conveying equipment and the delivery of the jar conveying equipment, and is located the below of filling head.

Furthermore, the filling equipment also comprises a filling box, a closed filling area filled with inert gas is formed inside the filling box, and the rotary disc, the filling head, the tank inlet conveying equipment, the tank outlet conveying equipment and the cleaning suction nozzle are all positioned in the filling area.

Furthermore, the tank feeding and conveying equipment further comprises an air return pipeline and a filter, the exhaust end of the suction pipeline is communicated with the filling box through the air return pipeline, and the filter is arranged between the exhaust end of the suction pipeline and the air return pipeline.

Use the technical scheme of the utility model, milk powder cleaning device includes: the auto sucking machine and the clearance suction nozzle. The suction machine comprises a suction pipeline. The cleaning suction nozzle is connected with the end of breathing in of inhaling the material pipeline, and the cleaning suction nozzle has the clearance mouth towards the filling head of filling equipment, and the clearance mouth communicates with the end of breathing in. When the filling head among the correlation technique removed clearance mouth department, because clearance mouth communicates with the end of breathing in of auto sucking machine, the clearance mouth siphons away the overhead remaining milk powder of filling, avoids the overhead remaining milk powder of filling to drop. Wherein, the cleaning suction nozzle comprises a suction nozzle barrel which is flat. The ratio of the longest distance of the two oppositely disposed sidewalls of the nozzle barrel to the first shortest distance of the other oppositely disposed sidewalls is in the range of 60 to 65. Therefore, the flow area of the suction nozzle barrel is reduced, the flow speed of gas is increased, the air flow for sucking can be gathered better, and the cleaning effect of the milk powder cleaning device is further improved. Therefore, the technical scheme of this application has solved the problem that the overhead remaining milk powder of filling equipment among the correlation technique drops 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 perspective view of an embodiment of a filling device according to the invention;

fig. 2 shows a perspective view of the filling device of fig. 1 from another perspective;

fig. 3 shows a perspective bottom view of the filling device of fig. 1;

fig. 4 shows a perspective view of a cleaning nozzle of the filling device of fig. 1;

fig. 5 shows a perspective view of another perspective of the cleaning nozzle of the filling device of fig. 1;

fig. 6 shows a top view of a cleaning nozzle of the filling device of fig. 1.

Wherein the figures include the following reference numerals:

1. a milk powder cleaning device;

10. a material suction machine; 11. a material suction box; 12. a material suction pipeline;

20. cleaning the suction nozzle; 21. cleaning the opening; 22. a suction nozzle cartridge; 221. a receiving section; 222. a collection section; 23. bending the pipe;

30. a filling head;

40. a tank inlet conveying device; 41. a first inlet; 42. a first outlet;

50. a tank discharge conveying device; 51. a second inlet; 52. a second outlet;

60. a turntable.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 one 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, it need not be discussed further in subsequent figures.

As shown in fig. 1 to 6, the powdered milk cleaning apparatus 1 of the present embodiment includes: a suction machine 10 and a cleaning nozzle 20. The suction machine 10 comprises a suction line 12. The cleaning suction nozzle 20 is connected with the suction end of the suction line 12, the cleaning suction nozzle 20 has a cleaning opening 21 facing the filling head 30 of the filling device, and the cleaning opening 21 communicates with the suction end. Wherein, the cleaning suction nozzle 20 comprises a suction nozzle barrel 22, and the suction nozzle barrel 22 is flat. The ratio of the longest distance of the two oppositely disposed sidewalls of the nozzle barrel 22 to the first shortest distance of the other oppositely disposed sidewalls is in the range of 60 to 65.

Applying the technical scheme of the embodiment, the milk powder cleaning device 1 comprises: a suction machine 10 and a cleaning nozzle 20. The suction machine 10 comprises a suction line 12. The cleaning suction nozzle 20 is connected with the suction end of the suction line 12, the cleaning suction nozzle 20 has a cleaning opening 21 facing the filling head 30 of the filling device, and the cleaning opening 21 communicates with the suction end. When the filling head 30 in the related art moves to the cleaning port 21, the cleaning port 21 is communicated with the air suction end of the suction machine 10, so that the residual milk powder on the filling head 30 is sucked away by the cleaning port 21, and the residual milk powder on the filling head 30 is prevented from falling off. Wherein, the cleaning nozzle 20 comprises a nozzle barrel 22, and the nozzle barrel 22 is flat. The ratio of the longest distance of the two oppositely disposed sidewalls of the nozzle barrel 22 to the first shortest distance of the other oppositely disposed sidewalls is in the range of 60 to 65. Therefore, the flow area of the suction nozzle cylinder 22 is reduced, the flow speed of air is increased, the air flow can be better gathered, and the cleaning effect of the milk powder cleaning device 1 is further improved. Therefore, the technical scheme of the embodiment effectively solves the problem that the residual milk powder on the filling head of the filling equipment in the related art falls.

In the present embodiment, the longest distance between the two opposing side walls of the nozzle cylinder 22 is preferably 120mm, and the first shortest distance between the other opposing side walls is preferably 2mm.

The inventor finds that the filling equipment in the related art has the problem that because the filling head 30 is filled with residual milk powder, the residual milk powder drops when the filling head 30 moves, so that the dropped milk powder exists on the surface of a milk powder tank, and the product quality is influenced; and the milk powder flies to the dead corners of sanitation, so that the risk of breeding bacteria and microorganisms exists. Use milk powder cleaning device 1 in this embodiment can solve the problem that remaining milk powder dropped on filling head 30, has also avoided the production of above-mentioned problem. Using the filling equipment of the related art, the weight of the milk powder dropped per ton of the milk powder filled in the filling equipment is about 80 g. After the milk powder cleaning device 1 in this embodiment is used, the weight of the dropped milk powder is about 8 g for each ton of milk powder filled. In the present embodiment, the suction machine 10 is preferably an industrial explosion-proof type dust remover.

As shown in fig. 4 to 6, the nozzle cartridge 22 includes a receiving section 221 and a collecting section 222 which are disposed up and down, so as to facilitate the machining of the nozzle cartridge 22. The cross-sectional shape of the receiving section 221 in a plane perpendicular to the cleaning opening 21 is trapezoidal, so that the ratio of the longest distance between the two oppositely disposed sidewalls of the nozzle cartridge 22 to the first shortest distance between the two oppositely disposed sidewalls is controlled to be in the range of 60 to 65 during processing.

In this embodiment, the receiving section 221 and the collecting section 222 are integrally formed, and the lower base of the trapezoid is the cleaning opening 21.

As shown in fig. 4 to 6, the cross-sectional shape of the collecting section 222 in a plane perpendicular to the cleaning opening 21 is funnel-shaped. The connecting position of the collecting section 222 and the receiving section 221 is the connecting position of the upper bottom of the trapezoid and the funnel-shaped inlet end on the plane perpendicular to the cleaning opening 21. Thus, in a plane perpendicular to the cleaning opening 21, the size of the collecting section 222 increases from the outlet end to the inlet end, facilitating the connection of the collecting section 222 with the receiving section. The second shortest distance between the two oppositely disposed side walls of the collecting section 222 is greater than or equal to the third shortest distance between the two oppositely disposed side walls of the receiving section 221, so that the distance between the two oppositely disposed side walls of the cleaning suction nozzle 20 gradually decreases from the end departing from the cleaning opening 21 to the cleaning opening 21. In the present embodiment, the lengths of the two opposing long side walls constituting the cleaning port 21 are longer than the diameter of the filling head 30. Like this, under the prerequisite of guaranteeing to constitute the length of the longer both sides wall that sets up in opposite directions of clearance mouth 21, can minimize the distance between the both sides wall that sets up in opposite directions of clearance mouth 21, further reduce the area of overflowing, get up inspiratory air current gathering, further optimized the clearance effect.

As shown in fig. 4 to 6, the cleaning nozzle 20 further includes an elbow 23 connected to and in communication with the nozzle cylinder 22, the elbow 23 being provided to facilitate connection of the cleaning nozzle 20 to the suction end of the suction machine 10. The ratio of the diameter of the bent tube 23 to the first shortest distance of the two side walls of the nozzle barrel 22 disposed opposite to each other is in the range of 12 to 18. Thus, the first shortest distance between the two oppositely arranged side walls of the suction nozzle cylinder 22 is smaller than the diameter of the bent pipe 23, which is beneficial to increasing the flow velocity of the gas in the cleaning opening 21 and further optimizing the cleaning effect.

In the present embodiment, the ratio of the diameter of the bent tube 23 to the first shortest distance between the two opposing side walls of the nozzle cylinder 22 is preferably 15, and the diameter of the bent tube 23 is preferably 30mm.

Specifically, the funnel-shaped inlet end is a large opening end of the funnel, and a small opening end of the funnel is a joint with the elbow 23.

As shown in fig. 1 to 3, the suction machine 10 further includes a suction box 11 connected to an exhaust end of the suction line 12, and the suction box 11 communicates with the suction nozzle cylinder 22 through the suction line 12. The air suction end of the material suction pipeline 12 is connected with the suction nozzle barrel 22 through a first pipe clamp, so that the connection part of the air suction end of the material suction pipeline 12 and the suction nozzle barrel 22 is sealed. The air exhaust end of the material suction pipeline 12 is connected with the material suction box 11 through a second pipe clamp, so that the joint of the air exhaust end of the material suction pipeline 12 and the material suction box 11 is sealed.

In the present embodiment, the suction line 12 is composed of a first suction pipe, a steel pipe, and a second suction pipe in this order. One end of the first air suction pipe is communicated with the bent pipe 23, and the other end of the first air suction pipe is communicated with the steel pipe; one end of the second air suction pipe is communicated with the other end of the steel pipe, the other end of the second air suction pipe is communicated with the material suction box 11, and the first air suction pipe and the steel pipe are fixed through a third pipe clamp. The first and second suction pipes are preferably food grade hoses of wire hoses with a nominal diameter of 32MM, the steel pipe is preferably stainless steel, and the first, second and third pipe clamps are preferably pipe clamps with a nominal diameter of 32 MM.

As shown in fig. 1 to 3, the suction machine 10 further includes a suction fan disposed in the suction box 11, and a collection bag disposed at a distance from the suction fan. The suction fan provides suction force to the suction machine 10 to suck the milk powder remaining on the filling head 30 into the suction box 11. The collecting bag is positioned at the downstream of the suction fan, is positioned at one side of the material suction box 11 and is communicated with the material suction box 11. The collection bag can collect the milk powder sucked into the suction box 11 by the suction fan, and the milk powder is prevented from leaking out of the suction machine 10.

The application still provides a filling equipment, as shown in fig. 1 to 3, filling equipment includes filling equipment and milk powder cleaning device 1. The milk powder cleaning device 1 is the above milk powder cleaning device, and the cleaning opening 21 of the cleaning suction nozzle 20 of the milk powder cleaning device 1 faces the filling head 30 of the filling equipment. Because foretell milk powder cleaning device can solve the problem that the overhead remaining milk powder of filling of the filling equipment among the correlation technique dropped for same technical problem can be solved to the filling equipment that has this milk powder cleaning device.

As shown in fig. 1 to 3, the filling apparatus further includes: a support, a turntable 60, a filling head 30, a tank inlet conveyor 40 and a tank outlet conveyor 50. Carousel 60 sets up on the support, is provided with a plurality of filling stations on the carousel 60 at interval. In this embodiment, the filling station is used to position the milk powder tank for filling the milk powder tank with the milk powder in the filling head 30. The filling head 30 is movably arranged on a support and above the turntable 60. In this embodiment, there are a plurality of filling heads 30, and the plurality of filling heads 30 correspond to the plurality of filling stations one by one; when the turntable 60 drives the filling station to move, the filling head 30 corresponding to the filling station moves synchronously with the filling station, and in the process of synchronous movement, the filling head 30 fills milk powder into the milk powder tank on the filling station.

Further, the tank inlet conveying device 40 and the tank outlet conveying device 50 are arranged on the bracket at intervals. The can feeding and conveying device 40 comprises a first inlet 41 and a first outlet 42, the first outlet 42 corresponds to one of the plurality of filling stations, so that empty milk powder cans enter from the first inlet 41 and are conveyed to the filling stations of the first outlet 42 by the can feeding and conveying device 40, the turntable 60 drives the empty milk powder cans on the filling stations to move and be filled by the filling heads 30, and the empty milk powder cans are moved to the can discharging and conveying device 50 after filling is completed. The can discharging and conveying device 50 comprises a second inlet 51 and a second outlet 52, the second inlet 51 corresponds to another filling station of the plurality of filling stations, the milk powder cans filled in this way enter the second inlet 51 corresponding to the filling station, and the milk powder cans filled in the can discharging and conveying device 50 are conveyed to the second outlet 52 from the second inlet 51, so as to facilitate the subsequent production process. Wherein, as no milk powder cans are placed on the filling station between the in-can conveyor 40 and the out-can conveyor 50, the filling head 30 can be completely exposed when the filling head 30 is moved thereto, and the cleaning nozzle 20 is arranged between the in-can conveyor 40 and the out-can conveyor 50 and below the filling head 30. During the movement of the filling head 30 from above the second inlet 51 to the first outlet 42, milk powder remaining on the filling head 30 can be sucked away by the cleaning nozzle 20.

As shown in fig. 1 to 3, the filling apparatus further includes a filling box, and the inside of the filling box forms a closed filling area filled with inert gas because the presence of oxygen affects the quality of the powdered milk. The turntable 60, the filling heads 30, the tank inlet conveyor 40, the tank outlet conveyor 50 and the cleaning nozzles 20 are located in the filling area. Therefore, oxygen can be prevented from entering the filling process, and the quality of the product is ensured.

In this embodiment, the inert gas is preferably a mixture of nitrogen and carbon dioxide.

As shown in fig. 1 to 3, the tank feeding and conveying device 40 further includes a return air line, through which the exhaust end of the suction line 12 communicates with the filling tank, and a filter disposed between the exhaust end of the suction line 12 and the return air line. The gas sucked by the suction end of the suction machine 10 is filtered by the filter through the exhaust end and then discharged into the filling box, and the sucked gas is discharged back into the filling box, so that the content of the inert gas in the filling box is ensured, and the inert gas is saved under the condition that the milk powder cleaning device 1 is continuously used.

In this embodiment, the filter is linked together through return air line and filling case, and return air line passes through the clamp with the filling case and fixes. The filter is preferably a high-efficiency filter with the filtering precision of 0.3 micron, the air return pipeline is preferably a steel wire air return hose with the nominal diameter of 100 millimeters, and the connecting seat is preferably a butt-clamp sealing type clamping hoop.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted 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," "upper surface," "above," and the like may be used herein to describe the spatial positional relationship of one device or feature to other devices or features as illustrated 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" and "at 8230; \8230; below". 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 if not stated otherwise, the terms have no special meaning, 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 powder cleaning device is characterized by comprising:

the suction machine (10) comprises a suction pipeline (12);

the cleaning suction nozzle (20), the cleaning suction nozzle (20) is connected with the air suction end of the material suction pipeline (12), the cleaning suction nozzle (20) is provided with a cleaning opening (21) facing a filling head (30) of the filling equipment, and the cleaning opening (21) is communicated with the air suction end;

the cleaning suction nozzle (20) comprises a suction nozzle barrel (22), the suction nozzle barrel (22) is flat, and the ratio of the longest distance between the two oppositely arranged side walls of the suction nozzle barrel (22) to the first shortest distance between the two oppositely arranged side walls of the other suction nozzle barrel is in the range of 60-65.

2. Milk powder cleaning device according to claim 1, characterized in that the nozzle cartridge (22) comprises a receiving section (221) and a collecting section (222) arranged above each other, the cross-sectional shape of the receiving section (221) in a plane perpendicular to the cleaning opening (21) is trapezoidal.

3. The powdered milk cleaning apparatus according to claim 2,

the cross section of the collecting section (222) on the plane vertical to the cleaning opening (21) is funnel-shaped;

on a plane perpendicular to the cleaning opening (21), the connecting position of the collecting section (222) and the receiving section (221) is the connecting position of the upper bottom of the trapezoid and the funnel-shaped inlet end, and a second shortest distance between two oppositely arranged side walls of the collecting section (222) is larger than or equal to a third shortest distance between two oppositely arranged side walls of the receiving section (221).

4. Milk powder cleaning device according to claim 1, wherein the cleaning nozzle (20) further comprises an elbow (23) connected to and arranged in communication with the nozzle cartridge (22), the ratio of the diameter of the elbow (23) to the first shortest distance being in the range of 12 to 18.

5. The milk powder cleaning device according to claim 1, wherein the material suction machine (10) further comprises a material suction box (11) connected at the exhaust end of the material suction pipeline (12), the material suction box (11) is communicated with the suction nozzle barrel (22) through the material suction pipeline (12), the air suction end of the material suction pipeline (12) is connected with the suction nozzle barrel (22) through a first pipe clamp, and the exhaust end of the material suction pipeline (12) is connected with the material suction box (11) through a second pipe clamp.

6. The milk powder cleaning device according to claim 5, wherein the material suction machine (10) further comprises a suction fan disposed in the material suction box (11) and a collection bag spaced from the suction fan, the collection bag is located at the downstream of the suction fan, and the collection bag is located at one side of the material suction box (11) and is communicated with the material suction box (11).

7. A filling apparatus comprising a filling apparatus and a milk powder cleaning device, characterized in that the milk powder cleaning device is a milk powder cleaning device according to any one of claims 1 to 6, the cleaning opening (21) of the cleaning nozzle (20) of the milk powder cleaning device (1) facing the filling head (30) of the filling apparatus.

8. The filling apparatus according to claim 7, wherein the filling apparatus further comprises:

a support;

the rotary table (60) is arranged on the bracket, and a plurality of filling stations are arranged on the rotary table (60) at intervals;

a filling head (30) movably arranged on the support and above the turntable (60);

a can inlet conveying device (40) and a can outlet conveying device (50) which are arranged on the support at intervals, wherein the can inlet conveying device (40) comprises a first inlet (41) and a first outlet (42), the first outlet (42) corresponds to one filling station in the plurality of filling stations, the can outlet conveying device (50) comprises a second inlet (51) and a second outlet (52), and the second inlet (51) corresponds to the other filling station in the plurality of filling stations;

wherein the cleaning nozzle (20) is arranged between the tank inlet conveyor device (40) and the tank outlet conveyor device (50) and is located below the filling head (30).

9. The filling apparatus according to claim 8, wherein the filling apparatus further comprises a filling box, the interior of which forms a closed filling area filled with inert gas, the turntable (60), the filling head (30), the tank inlet conveyor (40), the tank outlet conveyor (50) and the cleaning nozzle (20) being located in the filling area.

10. The filling apparatus according to claim 9, wherein the tank feed conveyor (40) further comprises a return air line through which the discharge end of the suction line (12) communicates with the filling tank, and a filter disposed between the discharge end of the suction line (12) and the return air line.

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