CN216420494U - Blowing device - Google Patents

Abstract

The utility model provides a purging device, include: the gas storage tank is provided with a gas outlet; the connecting pipe is connected to the air outlet; the air outlet pipe is connected with the connecting pipe, an air outlet is formed in one end, away from the connecting pipe, of the air outlet pipe, and the air outlet pipe is inserted into the powder conveying pipe and used for sweeping the inner side wall of the powder conveying pipe; and the electromagnetic valve is arranged on the connecting pipe. The technical scheme of this application has solved the relatively poor problem of effect that the milk powder breaks away from on the pipe wall among the correlation technique effectively.

Description

Blowing device

Technical Field

The utility model relates to a powder cleans technical field, particularly, relates to a sweep device.

Background

In the process of producing the milk powder, the milk powder is generally transported through a pipeline, but the milk powder is easy to adhere to the pipeline wall due to certain viscosity of the milk powder, so that the flow of the milk powder is influenced, and the production efficiency is reduced.

In the related art, the flow speed of the milk powder is reduced by adhering the milk powder on the pipe wall, and the milk powder adhered on the pipe wall is usually knocked off, so that the pipeline is easily damaged, and the milk powder is separated from the pipe wall with poor effect.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide a purging device to solve the relatively poor problem of effect that the milk powder among the correlation technique breaks away from the pipe wall.

In order to achieve the above object, the utility model provides a purging device, include: the gas storage tank is provided with a gas outlet; the connecting pipe is connected to the air outlet; the air outlet pipe is connected with the connecting pipe, an air outlet is formed in one end, away from the connecting pipe, of the air outlet pipe, and the air outlet pipe is inserted into the powder conveying pipe and used for sweeping the inner side wall of the powder conveying pipe; and the electromagnetic valve is arranged on the connecting pipe.

Furthermore, the air outlet pipe comprises a first pipe section and a second pipe section which are connected with each other, the first pipe section and the second pipe section are vertically arranged, the first pipe section is communicated with the connecting pipe, and the air outlet is arranged on the second pipe section.

Further, the air outlet comprises a plurality of air outlets which are arranged on the side wall of the end part, far away from the first pipe section, of the second pipe section at intervals.

Further, the end of the second pipe section remote from the first pipe section is provided with a dome structure.

Further, the axis of the second pipe section and the axis of the powder conveying pipe are arranged in a collinear way.

Furthermore, the air outlet is a strip-shaped hole, and the length direction of the strip-shaped hole is parallel to the axis of the powder conveying pipe.

Furthermore, the purging device further comprises a conduction pipe, two ends of the conduction pipe are respectively connected to the connecting pipe, and two ends of the conduction pipe are correspondingly communicated with two ends of the electromagnetic valve.

Further, the purging device further comprises a control valve, and the control valve is arranged on the conduction pipe.

Furthermore, the blowing device also comprises a connecting structure, and the connecting structure is arranged at one end, close to the air outlet pipe, of the connecting pipe and is connected with the connecting pipe and the powder conveying pipe.

Furthermore, a connecting hole is formed in the powder conveying pipe, a surrounding wall is arranged at the position of the connecting hole, the connecting pipe is arranged in the connecting hole in a penetrating mode, and the connecting pipe is connected with the surrounding wall through a connecting structure.

Use the technical scheme of the utility model, the gas outlet intercommunication on connecting pipe and the gas holder goes out tuber pipe and connecting pipe intercommunication, and the one end that the connecting pipe was kept away from to the play tuber pipe is provided with the air outlet, goes out the tuber pipe and inserts to the inside of powder transport pipe, and the solenoid valve setting is on the connecting pipe. Through foretell setting, the air outlet is located the inside of powder transport pipe to can sweep towards the lateral wall of powder transport pipe. The air outlet quantity of the air outlet can be controlled by the electromagnetic valve, so that the neatness of sweeping the side wall of the powder conveying pipe can be guaranteed, and the flowing speed of the milk powder in the powder conveying pipe can be further guaranteed. Therefore, the technical scheme of the application effectively solves the problem that the effect of separating the milk powder from the tube wall in the related technology is poor.

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 purging device according to the present disclosure;

FIG. 2 shows a schematic bottom view of the purge device of FIG. 1;

FIG. 3 shows a schematic side view of the purge device of FIG. 1;

FIG. 4 shows a schematic perspective view of the purging device of FIG. 1 without the powder transport tube;

FIG. 5 shows an enlarged partial view of the purge device of FIG. 4 at A;

FIG. 6 shows a side schematic view of the purge device of FIG. 4.

Wherein the figures include the following reference numerals:

10. a gas storage tank; 11. an air outlet; 20. a connecting pipe; 30. an air outlet pipe; 31. an air outlet; 32. a first tube section; 33. a second tube section; 331. a dome structure; 40. an electromagnetic valve; 50. a conduction pipe; 60. a control valve; 70. a connecting structure; 100. a powder conveying pipe; 110. and connecting the holes.

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.

In the related technology, sometimes the powder layer of the cyclone straight cylinder section of the milk powder milling workshop is hung on the wall, which easily causes the cyclone blockage. In order to solve the above problem, as shown in fig. 1 to 4 and 6, in the present embodiment, the purge device includes: the air storage tank 10, the connecting pipe 20, the air outlet pipe 30 and the electromagnetic valve 40. The air storage tank 10 is provided with an air outlet 11. The connection pipe 20 is connected to the air outlet 11. The air outlet pipe 30 is connected with the connecting pipe 20, an air outlet 31 is arranged at one end, far away from the connecting pipe 20, of the air outlet pipe 30, and the air outlet pipe 30 is inserted into the powder conveying pipe 100 and used for sweeping the inner side wall of the powder conveying pipe 100. The solenoid valve 40 is provided on the connection pipe 20.

By using the technical scheme of the embodiment, the connecting pipe 20 is communicated with the air outlet 11 on the air storage tank 10, the air outlet pipe 30 is communicated with the connecting pipe 20, the air outlet 31 is arranged at one end of the air outlet pipe 30 far away from the connecting pipe 20, the air outlet pipe 30 is inserted into the powder conveying pipe 100, and the electromagnetic valve 40 is arranged on the connecting pipe 20. Through the arrangement, the air outlet 31 is located inside the powder conveying pipe 100 and can blow towards the side wall of the powder conveying pipe 100. The electromagnetic valve 40 can control the air output of the air outlet 31, so that the smoothness of blowing and sweeping the side wall of the powder conveying pipe 100 can be ensured, and the flowing speed of the milk powder in the powder conveying pipe 100 can be further ensured. Therefore, the technical scheme of the embodiment effectively solves the problem of poor effect of separating the milk powder from the tube wall in the related art.

As shown in fig. 1, 4 and 6, in the present embodiment, the air outlet pipe 30 includes a first pipe section 32 and a second pipe section 33 connected to each other, the first pipe section 32 and the second pipe section 33 are vertically disposed, the first pipe section 32 is communicated with the connecting pipe 20, and the air outlet 31 is disposed on the second pipe section 33. The first pipe section 32 and the second pipe section 33 are arranged vertically, so that the second pipe section 33 is positioned in the powder conveying pipe 100, and the second pipe section 33 can be ensured to be parallel to the axis of the powder conveying pipe 100 or have an included angle within 15 degrees with the axis. Such a setting mode can guarantee that the air outlet can blow towards the lateral wall of powder transportation pipe 100, and then blows off the milk powder that adheres on the lateral wall of powder transportation pipe 100.

In order to improve the purging efficiency, as shown in fig. 1, 4 to 6, in the present embodiment, the air outlet 31 includes a plurality of air outlets 31, and the plurality of air outlets 31 are spaced apart from each other on a side wall of an end of the second pipe section 33 away from the first pipe section 32. A plurality of air outlets 31 are arranged at intervals, so that the sweeping range is large, and the sweeping efficiency is effectively improved. Specifically, in this embodiment, the number of the air outlets 31 is 6, that is, an included angle between two adjacent air outlets is 60 °.

For ease of assembly, as shown in fig. 1, 4-6, in this embodiment, the end of the second pipe segment 33 remote from the first pipe segment 32 is provided with a dome 331. The dome 331 is simple to set and easy to machine. Meanwhile, when the air outlet pipe 30 is installed in the powder transport pipe 100, the dome structure 331 can reduce the contact area with the connection hole 110, thereby avoiding the occurrence of a blocking situation, and thus making the assembly simpler. And when sweeping, dome 331 can avoid the milk powder adhesion, and milk powder can directly drop after contacting dome 331.

In this embodiment, the axis of the second tube section 33 and the axis of the powder transport pipe 100 are arranged in line, as shown in figures 1 and 2. The collinear arrangement can ensure that the circumferential blowing wind power and the blowing wind volume of the air outlet 31 towards the side wall of the powder conveying pipe 100 are the same, and further, the blowing effect can be effectively improved.

In consideration of wind power of the outlet air, as shown in fig. 1, 4 to 6, in this embodiment, the outlet 31 is a strip-shaped hole, and the length direction of the strip-shaped hole is parallel to the axis of the powder transport pipe 100. The simple structure in bar hole, the processing of being convenient for, simultaneously, the bar hole can guarantee that the area that sweeps is enough big when guaranteeing to sweep intensity.

In order to prevent the air outlet from being blocked, as shown in fig. 1, 3, 4 and 6, in the present embodiment, the purging device further includes a conducting pipe 50, two ends of the conducting pipe 50 are respectively connected to the connecting pipe 20, and two ends of the conducting pipe 50 are correspondingly communicated with two ends of the electromagnetic valve 40. The conducting pipe 50 connects the air storage tank 10 and the air outlet pipe 30. The conduction pipe 50 can continuously blow out air from the air outlet pipe 30, so that the air outlet 31 can be effectively prevented from being blocked by milk powder, and the blowing effect is further influenced.

As shown in fig. 1, 3, 4, and 6, in the present embodiment, the purge device further includes a control valve 60, and the control valve 60 is provided in the conduction pipe 50. The control valve 60 has a simple structure and a low price, and can effectively control the amount of air flowing out through the conduction pipe 50. This is beneficial to energy conservation.

For easier connection, as shown in fig. 1 to 4 and fig. 6, in this embodiment, the purging device further includes a connecting structure 70, and the connecting structure 70 is disposed at one end of the connecting pipe 20 close to the air outlet pipe 30 and connects the connecting pipe 20 and the powder conveying pipe 100. The connection structure 70 can effectively connect the connection pipe 20 and the powder transport pipe 100 together, and can ensure the stable position of the air outlet pipe 30.

As shown in fig. 1 to 3, in the present embodiment, a connection hole 110 is formed on the powder transporting pipe 100, a surrounding wall is disposed at the connection hole 110, the connection pipe 20 is inserted into the connection hole 110, and the connection pipe 20 and the surrounding wall are connected by a connection structure 70. The connection hole 110 is provided to facilitate the installation of the air outlet pipe 30, and the surrounding wall is provided to improve the connection strength and prevent the connection pipe 20 from falling from the connection hole 110.

As shown in fig. 1 to 6, in this embodiment, a circular air tank 10 with a length of 50cm and a diameter of 16cm is manufactured, a 25mm connecting structure 70 is welded at one end of the air tank 10, an 8mm compressed air plug (compressed air inlet end) is welded at one side of the connecting structure 70, a 25mm connecting structure 70 is welded at the middle of the side surface of the air tank 10, and an 8mm compressed air plug (compressed air outlet end) is welded at one side of the connecting structure 70. The air tank 10 is provided to store compressed air and increase the injection pressure. The connecting pipe 20 and the air outlet pipe 30 are formed by welding a 90-degree L-shaped pipe through a 25mm elbow by using a 25mm white steel pipe, one side of the L-shaped pipe is 250mm long, the other side of the L-shaped pipe is 130mm long, a long gap (namely an air outlet 31) with the width of 1.2mm and the length of 30mm is cut on four sides of a round pipe with the length of 130mm, the rear side of a connecting structure 70 (the connecting structure 70 is connected with a device straight pipe section connecting structure 70 to play a fixing role) is welded on the rear side of the connecting structure 70 in a section with the length of 250mm (namely a first pipe section 32), a white steel tee with the width of 25mm is welded on the rear side of the connecting structure 70, a 1-inch union is welded on one side of the tee and the other side of the connecting structure 70, a compressed air plug is welded on the remaining side of the tee, the rear end of the 1-inch union is connected with an air outlet of an electromagnetic pulse valve through a short wire, an air inlet of the electromagnetic pulse valve is connected with the 1-inch union through the short wire, a25 mm white steel tee joint is welded on the other side of the loose joint, one side of the white steel tee joint is welded on the one-inch loose joint, one side of the white steel tee joint is welded on a connecting structure 70 on the side face of the air storage tank, a compressed air quick plug is welded on the remaining side of the white steel tee joint, a compressed air adjusting valve is installed on the compressed air pipe by utilizing the plug connection of the compressed air pipe and the front end.

The technical scheme of the embodiment has the following use process: the connecting pipe 20 is mounted on the powder transporting pipe 100 and fixed by the connecting structure 70. Compressed air is introduced, the control valve 60 is adjusted to be opened to a proper opening degree (only trace amount of compressed air is needed), the control valve 60 continuously inflates air in the air outlet pipe 30 to keep positive pressure in the pipe, and milk powder cannot enter the air outlet 31. The electromagnetic valve 40 is electrified, the opening frequency is adjusted (blowing is performed for a long time), the opening time is adjusted (opening is performed for a long time), a large amount of compressed air is sprayed out instantly after the electromagnetic valve 40 is opened, the pressure is high, the compressed air is sprayed out along the air outlet 31 and is blown onto the powder conveying pipe 100, and therefore the wall-hung powder is blown down.

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.

Spatially relative terms, such as "above … …," "above … …," "above … … surface," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature 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 term "above … …" can include both an orientation of "above … …" and "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 purge device, comprising:

the gas storage tank (10), wherein a gas outlet (11) is arranged on the gas storage tank (10);

a connecting pipe (20) connected to the air outlet (11);

the air outlet pipe (30), the air outlet pipe (30) is connected with the connecting pipe (20), an air outlet (31) is formed in one end, far away from the connecting pipe (20), of the air outlet pipe (30), and the air outlet pipe (30) is inserted into the powder conveying pipe (100) and used for sweeping the inner side wall of the powder conveying pipe (100);

and an electromagnetic valve (40) provided on the connection pipe (20).

2. The purging device according to claim 1, wherein the air outlet pipe (30) comprises a first pipe section (32) and a second pipe section (33) which are connected with each other, the first pipe section (32) and the second pipe section (33) are vertically arranged, the first pipe section (32) is communicated with the connecting pipe (20), and the air outlet (31) is arranged on the second pipe section (33).

3. A blowing device according to claim 2, characterized in that the air outlet (31) comprises a plurality of air outlets (31), and the air outlets (31) are arranged on the side wall of the end of the second pipe section (33) far away from the first pipe section (32) at intervals.

4. A purging device according to claim 2, wherein an end of the second tube section (33) remote from the first tube section (32) is provided with a dome structure (331).

5. A purging device according to claim 2, characterized in that the axis of the second pipe section (33) and the axis of the powder transport pipe (100) are arranged in line.

6. A blowing device according to claim 1, characterized in that the air outlet (31) is a strip-shaped hole, the length direction of which is parallel to the axis of the powder transport pipe (100).

7. The purging device according to claim 1, further comprising a conduction pipe (50), wherein two ends of the conduction pipe (50) are respectively connected to the connection pipes (20), and two ends of the conduction pipe (50) are correspondingly communicated with two ends of the electromagnetic valve (40).

8. The purge device of claim 7, further comprising a control valve (60), the control valve (60) being disposed on the conduit (50).

9. The purging device according to claim 1, further comprising a connecting structure (70), wherein the connecting structure (70) is disposed at an end of the connecting pipe (20) close to the air outlet pipe (30) and connects the connecting pipe (20) and the powder conveying pipe (100).

10. The purging device according to claim 9, wherein the powder transporting pipe (100) is provided with a connecting hole (110), an enclosing wall is arranged at the connecting hole (110), the connecting pipe (20) is arranged in the connecting hole (110) in a penetrating manner, and the connecting pipe (20) and the enclosing wall are connected through the connecting structure (70).

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