CN216376589U

CN216376589U - Pneumatic powder propeller

Info

Publication number: CN216376589U
Application number: CN202122983715.1U
Authority: CN
Inventors: 蒋建军; 汪俊辉; 陈国安
Original assignee: Foshan Sanshui Guangshun Automation Equipment Co ltd
Current assignee: Foshan Sanshui Guangshun Automation Equipment Co ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-04-26
Anticipated expiration: 2031-11-30

Abstract

The utility model belongs to the field of powder feeding mechanisms, and particularly relates to a pneumatic powder propeller.A material receiving tank is internally provided with a material cavity and a clean cavity, the side part of the clean cavity is communicated with a vacuum generator, the bottom of the material cavity is provided with a discharge hole, and a flashboard is arranged at the discharge hole; the cylinder core is arranged in the center of the upper part of the material cavity, the cylinder core is vertically arranged in a cylinder shape, the top of the cylinder core is communicated with the bottom of the clean cavity, the bottom of the cylinder core is communicated with the material cavity, and the filter element is arranged in the cylinder core; the cleaning device also comprises a pulse valve, wherein the pulse valve is connected with the top of the material receiving tank, is arranged in the cleaning cavity and is arranged above the filter element; the upper part of the side wall of the material receiving tank is provided with a feeding hole, the feeding hole is communicated with the material cavity, the feeding hole is communicated with a connecting pipe, the included angle between the length direction of the connecting pipe and the side wall of the material receiving tank is 20-80 degrees, and the lower end of the cylinder core is arranged below the side of the feeding hole. The pneumatic powder propeller has the advantage that the filter element is prevented from being rapidly blocked by powder.

Description

Pneumatic powder propeller

Technical Field

The utility model belongs to the field of powder feeding mechanisms, and particularly relates to a pneumatic powder propeller.

Background

The principle of pneumatic powder propeller is through connecting vacuum generator on connecing the material jar, and the negative pressure that forms in connecing the material jar connects to be equipped with clean chamber and material chamber in the material jar, and clean chamber and material chamber pass through the filter intercommunication, connect still to communicate on the material jar has the conveying pipe, connect the negative pressure effect in the material jar to carry the material intracavity with the powder in the conveying pipe, and the powder sinks to material jar lower part, later opens the flashboard of material chamber lower part, makes the material get into production facility. Based on the principle, under the drive of the air flow, part of the powder can move along with the air flow and is adsorbed on the filter element.

The problem that prior art exists is that the filter core can be blockked up by the powder relatively fast, needs often clear up the filter core.

Therefore, the prior art is in need of improvement.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: the filter element in the powder propeller can be blocked by powder relatively quickly.

In order to achieve the purpose, the specific technical scheme of the utility model is as follows:

a pneumatic powder propeller comprises a material receiving tank, a vacuum generator, a connecting pipe, a flashboard, a cylinder core and a filter element; the material receiving tank is internally provided with a material cavity and a clean cavity, the side part of the clean cavity is communicated with the vacuum generator, the bottom of the material cavity is provided with a discharge hole, and the flashboard is arranged at the discharge hole; the cylinder core is arranged in the center of the upper part of the material cavity, the cylinder core is vertically arranged in a cylinder shape, the top of the cylinder core is communicated with the bottom of the clean cavity, the bottom of the cylinder core is communicated with the material cavity, and the filter element is arranged in the cylinder core; the cleaning device also comprises a pulse valve, wherein the pulse valve is connected with the top of the material receiving tank, is arranged in the clean cavity and is arranged above the filter element; the upper portion of the side wall of the material receiving tank is provided with a feed inlet, the feed inlet is communicated with the material cavity, the feed inlet is communicated with a connecting pipe, the connecting pipe is horizontally arranged, an included angle between the length direction of the connecting pipe and the side wall of the material receiving tank is alpha, the alpha is 20-80 degrees, and the lower end of the barrel core is arranged below the side of the feed inlet.

As a further improved technical scheme, the material filling device further comprises a material level device, wherein the material level device is connected with the material receiving tank, the material level device is arranged in the material cavity, and the material level device is arranged below the cylinder core.

As an optional technical scheme, the material receiving tank further comprises a supporting foot, the supporting foot is connected with the side wall of the material receiving tank, and the vacuum generator is connected with the supporting foot.

As an optional technical scheme, the material receiving device further comprises a hopper, wherein the hopper is arranged at the bottom of the material cavity and connected with the material receiving tank, the discharge port is arranged at the bottom of the hopper, and the flashboard is connected with the bottom of the hopper; be connected with the cylinder on the flashboard, the cylinder drive the flashboard is rotatory, can will when the flashboard is rotatory the discharge gate is closed or is opened, the cylinder is located the hopper with the below of flashboard, the cylinder with connect the material jar to be connected.

As a further improved technical scheme, the material receiving tank further comprises an upper clamp and a lower clamp, the material receiving tank comprises a body, an upper cover, a connecting plate and an outer cylinder, an opening is formed in the bottom of the outer cylinder, the body is cylindrical, the top of the connecting plate is abutted against the bottom of the upper cover, the bottom of the connecting plate is abutted against the top of the body, an upper through hole is formed in the connecting plate and communicated with the cylinder core, the connecting plate is connected with the cylinder core, and the lower portion of the upper cover, the outer edge of the connecting plate and the upper portion of the body are all connected with the upper clamp; the bottom of body with the upper end of urceolus all with clamp connection down, the hopper with the inner wall of urceolus is connected, the cylinder with the urceolus is connected.

The utility model has the beneficial effects that: because the barrel core is arranged, the filter element is arranged in the barrel core, the lower end of the barrel core is arranged below the side of the feed inlet, part of powder with smaller granularity is upwards raised to the filter element from the bottom of the barrel core, the direct contact between the powder and the filter element is avoided, and the filter element is prevented from being rapidly blocked by the powder. In addition, because the pulse valve is arranged in the cleaning cavity and above the filter element, the filter element can be cleaned by utilizing the pulse valve to spray air to the filter element in the gap when the vacuum generator stops working, and the service life of the filter element is prolonged.

Drawings

FIG. 1 is a front view of a pneumatic powder pusher of the present invention;

FIG. 2 is a cross-sectional view A-A of FIG. 1;

FIG. 3 is a top view of the pneumatic powder auger of the present invention;

fig. 4 is an exploded view of the pneumatic powder pusher of the present invention.

In the figure: 1-vacuum generator, 2-material receiving tank, 21-body, 22-upper cover, 23-outer cylinder, 24-connecting plate, 25-material cavity, 26-clean cavity, 27-feed inlet, 28-discharge outlet, 3-connecting pipe, 4-air cylinder, 5-flashboard, 7-cylinder core, 8-filter core, 9-hopper, 10-material level device, 11-pulse valve, 12-upper clamp, 13-lower clamp and 15-supporting leg.

In fig. 3, the direction B is the length direction of the connecting pipe, the direction C is the direction of the tangent line of the side wall of the material receiving tank intersected with the position of the feed inlet, and a is the included angle between B and C.

Detailed Description

The utility model is described in detail below with reference to specific embodiments.

Referring to fig. 1 to 4, the embodiment of the pneumatic powder pusher of the present invention specifically includes:

a pneumatic powder propeller comprises a material receiving tank 2, a vacuum generator 1, a connecting pipe 3, a flashboard 5, a cylinder core 7 and a filter element 8; a material cavity 25 and a clean cavity 26 are arranged in the material receiving tank 2, the side part of the clean cavity 26 is communicated with the vacuum generator 1, a discharge hole 28 is arranged at the bottom of the material cavity 25, and the flashboard 5 is arranged at the discharge hole 28; the cylinder core 7 is arranged in the center of the upper part of the material cavity 25, the cylinder core 7 is vertically arranged in a cylinder shape, the top of the cylinder core 7 is communicated with the bottom of the clean cavity 26, the bottom of the cylinder core 7 is communicated with the material cavity 25, and the filter element 8 is arranged in the cylinder core 7; the filter also comprises a pulse valve 11, wherein the pulse valve 11 is connected with the top of the material receiving tank 2, the pulse valve 11 is arranged in the clean cavity 26, and the pulse valve 11 is arranged above the filter element 8; connect the upper portion of the lateral wall of material jar 2 to be equipped with feed inlet 27, feed inlet 27 and material chamber 25 intercommunication, the intercommunication has connecting pipe 3 on the feed inlet 27, and connecting pipe 3 level sets up, the length direction of connecting pipe 3 and the contained angle that connects between the lateral wall of material jar 2 are a, and an is 20-80, and the side below of feed inlet 27 is located to the lower extreme of section of thick bamboo core 7.

The principle of the pneumatic powder propeller of the utility model is that the vacuum generator 1 is used for providing negative pressure to the material cavity 25 and the cleaning cavity 26, and the filter element 8 is used for filtering air in the material cavity 25, so that the air entering the cleaning cavity 26 from the material cavity 25 is clean. Because the included angle between the length direction B of the connecting pipe 3 and the direction C is 20-80 degrees, powder enters the material cavity 25 in the direction close to the inner wall of the material cavity 25, under the condition of sufficient negative pressure, the powder partially sinks to the bottom of the material cavity 25 after rotating along the inner wall of the material cavity 25 under the action of the cyclone principle, and the flashboard 5 is used for releasing the powder in the material cavity 25. Due to the fact that the barrel core 7 is arranged, the filter element 8 is arranged in the barrel core 7, the lower end of the barrel core 7 is arranged below the side of the feeding hole 27, only part of powder with small particle size rises upwards from the bottom of the barrel core 7 to the position of the filter element 8, direct contact between the powder and the filter element 8 is avoided, and the probability that the filter element 8 is rapidly blocked by the powder is reduced. In addition, because the pulse valve 11 is arranged in the clean chamber 26 and above the filter element 8, the filter element 8 can be cleaned and the service life of the filter element 8 can be prolonged by utilizing the pulse valve 11 to inject air to the filter element 8 in the gap when the vacuum generator 1 stops working.

In the preferred embodiment, the material filling device further comprises a material level device 10, the material level device 10 is connected with the material receiving tank 2, the material level device 10 is arranged in the material cavity 25, and the material level device 10 is arranged below the cylinder core 7. The material level device 10 is used for detecting the powder accumulation height in the material cavity 25, and when the powder accumulation height reaches a certain value, the flashboard 5 can be controlled to be opened to release the powder.

In some embodiments, the vacuum generator further comprises a supporting foot 15, the supporting foot 15 is connected with the side wall of the material receiving tank 2, and the vacuum generator 1 is connected with the supporting foot 15.

In the preferred embodiment, the device further comprises a hopper 9, wherein the hopper 9 is arranged at the bottom of the material cavity 25, the hopper 9 is connected with the material receiving tank 2, the discharge hole 28 is arranged at the bottom of the hopper 9, and the gate plate 5 is connected with the bottom of the hopper 9; be connected with cylinder 4 on the flashboard 5, cylinder 4 drive flashboard 5 is rotatory, can close discharge gate 28 or open when flashboard 5 is rotatory, and hopper 9 and flashboard 5's below is located to cylinder 4, and cylinder 4 is connected with material receiving tank 2. The cylinder 4 is arranged below the hopper 9 and the flashboard 5, so that the cylinder 4 can be prevented from being polluted by powder in the material cavity 25.

In some embodiments, the material receiving tank 2 further comprises an upper clamp 12 and a lower clamp 13, the material receiving tank comprises a body 21, an upper cover 22, a connecting plate 24 and an outer cylinder 23, an opening is formed in the bottom of the outer cylinder 23, the body 21 is cylindrical, the top of the connecting plate 24 abuts against the bottom of the upper cover 22, the bottom of the connecting plate 24 abuts against the top of the body 21, an upper through hole is formed in the connecting plate 24, the upper through hole is communicated with the cylinder core 7, the connecting plate 24 is connected with the cylinder core 7, and the lower portion of the upper cover 22, the outer edge of the connecting plate 24 and the upper portion of the body 21 are connected with the upper clamp 12; the bottom of the body 21 and the upper end of the outer cylinder 23 are both connected with the lower clamp 13, the hopper 9 is connected with the inner wall of the outer cylinder 23, and the cylinder 4 is connected with the outer cylinder 23. Connect material jar 2 of this embodiment to have the good advantage of leakproofness, connect material jar 2 easy dismounting.

The features of the embodiments and embodiments described above may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "length," "upper," "lower," "top," "bottom," "inner," "outer," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention and simplicity in description, but do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. A pneumatic powder propeller is characterized in that: comprises a material receiving tank, a vacuum generator, a connecting pipe, a flashboard, a cylinder core and a filter element; the material receiving tank is internally provided with a material cavity and a clean cavity, the side part of the clean cavity is communicated with the vacuum generator, the bottom of the material cavity is provided with a discharge hole, and the flashboard is arranged at the discharge hole;

the cylinder core is arranged in the center of the upper part of the material cavity, the cylinder core is vertically arranged in a cylinder shape, the top of the cylinder core is communicated with the bottom of the clean cavity, the bottom of the cylinder core is communicated with the material cavity, and the filter element is arranged in the cylinder core;

the cleaning device also comprises a pulse valve, wherein the pulse valve is connected with the top of the material receiving tank, is arranged in the clean cavity and is arranged above the filter element;

the upper portion of the side wall of the material receiving tank is provided with a feed inlet, the feed inlet is communicated with the material cavity, the feed inlet is communicated with a connecting pipe, the connecting pipe is horizontally arranged, an included angle between the length direction of the connecting pipe and the side wall of the material receiving tank is alpha, the alpha is 20-80 degrees, and the lower end of the barrel core is arranged below the side of the feed inlet.

2. The pneumatic powder pusher of claim 1, wherein: the material receiving tank is connected with the material receiving tank, the material receiving tank is arranged in the material cavity, and the material receiving tank is arranged below the barrel core.

3. The pneumatic powder pusher of claim 1, wherein: still include the spike, the spike with connect the lateral wall of material jar to be connected, vacuum generator with the spike is connected.

4. The pneumatic powder pusher of claim 1, wherein: the material receiving tank is arranged at the bottom of the material cavity, the material receiving tank is connected with the material receiving tank, the material outlet is arranged at the bottom of the material receiving tank, and the flashboard is connected with the bottom of the material receiving tank; be connected with the cylinder on the flashboard, the cylinder drive the flashboard is rotatory, can will when the flashboard is rotatory the discharge gate is closed or is opened, the cylinder is located the hopper with the below of flashboard, the cylinder with connect the material jar to be connected.

5. The pneumatic powder pusher of claim 4, wherein: the material receiving tank comprises a body, an upper cover, a connecting plate and an outer cylinder, an opening is formed in the bottom of the outer cylinder, the body is cylindrical, the top of the connecting plate is abutted to the bottom of the upper cover, the bottom of the connecting plate is abutted to the top of the body, an upper through hole is formed in the connecting plate, the upper through hole is communicated with the cylinder core, the connecting plate is connected with the cylinder core, and the lower portion of the upper cover, the outer edge of the connecting plate and the upper portion of the body are all connected with the upper clamp; the bottom of body with the upper end of urceolus all with clamp connection down, the hopper with the inner wall of urceolus is connected, the cylinder with the urceolus is connected.