CN211811396U - Powder feeding device - Google Patents
Powder feeding device Download PDFInfo
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- CN211811396U CN211811396U CN201922196652.8U CN201922196652U CN211811396U CN 211811396 U CN211811396 U CN 211811396U CN 201922196652 U CN201922196652 U CN 201922196652U CN 211811396 U CN211811396 U CN 211811396U
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- drainage
- bin
- flange connecting
- powder
- feeding
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- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
Abstract
The utility model discloses a powder feeding device, which comprises a feeding bin, wherein the lower end of the feeding bin is connected with a reaction kettle; the feeding bin comprises a cuboid clamping part, a conical funnel-shaped first drainage part, a cuboid second drainage part, a cylindrical air suction bin, a flange connecting pipe and a drainage pipe; the bin cover is provided with a gas interface and covers the outside of the clamping part; the top of the storage bin is open, and the storage bin is placed in the first drainage plate and has a gap with the inner wall of the first drainage plate; the feeder is arranged at the lower part of the feeding bin; the feeder includes motor, pivot, first stirring leaf and second stirring leaf, and the pivot is followed the storehouse axial direction setting of breathing in, and first stirring leaf and second stirring leaf are located second drainage portion respectively and the storehouse of breathing in to install in the pivot. The utility model provides a powder feeding device, the characteristics that the device make full use of powder flies upward easily, by the centrifugal force that the feeder produced for powder fluidization has avoided scattering and disappearing in adding reation kettle, has guaranteed product quality.
Description
Technical Field
The utility model relates to a chemical production equipment especially relates to a powder dispensing device.
Background
In the field of chemical production, the quality of the final product is directly determined in the raw material feeding link. Normally, large-particle solid and liquid can be directly put into the reaction kettle, but the small-particle dusty raw material is difficult to put into the reaction kettle, and the small-particle dusty raw material is easy to fly during putting into the reaction kettle to cause raw material loss, so that the quality of a final product is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an overcome the problem that prior art exists, provide a powder delivery device, the device make full use of powder flies upward easily characteristics for the centrifugal force that the feeder produced for powder fluidization is added reation kettle, has avoided scattering and disappearing, has guaranteed product quality.
The utility model adopts the technical proposal that:
a powder feeding device comprises
The lower end of the feeding bin is connected with the reaction kettle; the feeding bin comprises a cuboid clamping part, a conical funnel-shaped first drainage part, a cuboid second drainage part, a cylindrical air suction bin, a flange connecting pipe and a drainage pipe; the clamping part, the first drainage part, the second drainage part and a flange connecting pipe are sequentially connected, the air suction bin is positioned outside one side of the second drainage part, the axial direction of the air suction bin is vertical to the surface of the second drainage part and is superposed with the central point of the surface of the second drainage part, an air inlet interface and an air outlet interface are arranged at the central position of the end surface of the air suction bin, the lower end of the flange connecting pipe is connected with a reaction kettle flange, an air suction interface is arranged at the upper part of the circumferential side wall of the flange connecting pipe, the air suction interface is connected with the air inlet interface through a pipeline, the drainage pipe and the flange connecting pipe are arranged in a concentric structure and are positioned at the inner side of the flange connecting pipe, the upper end of the drainage pipe is communicated with the clamping part, the first drainage part and the second drainage part, and the lower end of the drainage;
the bin cover is provided with a gas interface, the bin cover is covered and installed outside the clamping part, and the gas interface is connected with the gas outlet interface through a pipeline;
the top of the storage bin is open, and the storage bin is placed in the first drainage plate and has a gap with the inner wall of the first drainage plate;
the feeder is arranged at the lower part of the feeding bin; the feeder includes the first stirring leaf of motor, pivot, rice word form and the second stirring leaf of rice word form, the pivot is followed it sets up to inhale storehouse axial direction, and one end is located in inhale in the storehouse, the other end passes second drainage portion extend its outside with the motor is connected, first stirring leaf with second stirring leaf is located respectively second drainage portion with inhale in the storehouse, and install in the pivot.
Further, a gas cavity is formed on the inner side of the bin cover, and a gas hole is formed in one side, facing the feeding bin, of the gas cavity.
Further, the air outlet area of the air hole covers the upper area of the feeding bin.
Furthermore, support legs are formed on the peripheral outer wall of the storage bin, and the support legs are in contact with the feeding bin, so that gaps exist between the periphery of the storage bin and the inner wall of the feeding bin.
Furthermore, a ring pipe and a mouth piece are arranged on the outer wall of the drainage pipe corresponding to the lower part of the flange connecting pipe, the mouth piece extends out of the flange connecting pipe, and a flow hole is formed in one side of the ring pipe facing the drainage pipe.
The utility model has the advantages that:
the utility model discloses a solve the small particle diameter powder in the prior art and when throwing the material, the problem that flies upward easily has designed a powder and has put in device, and the device includes cang gai, storage silo, feeding bin and feeder. The device makes full use of the characteristic that the powder is easy to fly, and the centrifugal force generated by the feeder makes the powder fluidized and added into the reaction kettle, thereby avoiding loss and ensuring the product quality.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of a powder feeding device according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a powder feeding device according to an embodiment of the present invention.
Fig. 3 is a schematic sectional view along the direction of a-a in fig. 2.
Fig. 4 is a schematic view showing a first exploded structure of the powder feeding device according to the embodiment of the present invention.
Fig. 5 is a schematic view of an exploded structure of a powder feeding device according to an embodiment of the present invention.
Detailed Description
In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
The following disclosure provides many different embodiments or examples for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention.
Embodiments of the present invention/utility model will be described in detail below with reference to the drawings.
The utility model discloses an embodiment, a powder input device, the department of mouth is put in to solid on reation kettle to integral erection, and its structure is shown as attached figure 1~ 5. The device comprises a bin cover 1, a storage bin 2, a feeding bin 3 and a feeder 4. The lower end of the feeding bin 3 is connected with a solid feeding port on the reaction kettle. The storage bin 2 is positioned in the upper part of the feeding bin 3, and a gap is formed between the storage bin and the feeding bin for powder to pass through. The top of the feeding bin 3 is covered by a bin cover 1, and the feeding bin 2 is communicated with the middle of the bin through a hose. Feeder 4 is located feeding bin 3 middle parts, and it produces the air current and guide the powder to enter into reation kettle in feeding bin 1 is inside, takes out simultaneously that the internal gas of reation kettle gets into feeding bin 1 upper portion and makes the powder raise. The device utilizes the characteristic that small-particle powder is easy to fly, and utilizes fluid to guide the powder to be fully added into the reaction kettle, thereby avoiding the influence of raw material loss on the final product.
Specifically, the bin cover 1 is shaped like a bottomless cuboid, and a gas cavity 11 is formed inside the bin cover and used for buffering gas. A plurality of air holes 12 are arranged on one surface of the air cavity 11 facing the feeding bin 3, and the air outlet area of the air holes 12 covers the upper area of the feeding bin 3. The top of the bin cover 1 is provided with a gas interface 13, and the gas interface 13 is communicated with the gas cavity 11.
The storage bin 2 is in a vertex-free cuboid shape and is positioned at the upper part of the feeding bin 3. The outer wall around the storage bin 2 is formed with support legs 21, and the support legs 21 contact with the feeding bin 3, so that gaps exist between the periphery of the storage bin 2 and the inner wall of the feeding bin 3, and a channel for flowing of body gas and powder is formed.
The feeding bin 3 comprises a cuboid clamping part 31, a conical funnel-shaped first drainage part 32, a cuboid second drainage part 33, a cylindrical air suction bin 34, a flange connecting pipe 35 and a drainage pipe 36. The holding part 31, the first drainage part 32, the second drainage part 33 and the flange connecting pipe 35 are connected in sequence. The bin cover 1 covers the clamping part 31, and the storage bin 2 is placed in the first drainage part. The air suction bin 34 is positioned outside one side of the second drainage part 33, and the axial direction of the air suction bin 34 is perpendicular to the surface of the second drainage part 33 and is superposed with the central point of the surface of the second drainage part 33. An air inlet interface 341 and an air outlet interface 342 are arranged in the center of the end surface of the air suction bin 34. The gas outlet port 342 is connected with the gas port 13 through a pipeline (not shown). The lower end of the flange connecting pipe 35 is connected with a reaction kettle flange, an air exhaust interface 351 is arranged on the upper portion of the circumferential side wall of the flange connecting pipe 35, and the air exhaust interface 351 is connected with the air inlet interface 341 through a pipeline. The drainage tube 36 and the flange connecting tube 35 are arranged concentrically and are positioned at the inner side of the flange connecting tube 35, the upper end of the drainage tube 36 is communicated with the clamping part 31, the first drainage part 32 and the second drainage part 33, and the lower end of the drainage tube extends into the reaction kettle. The gas in the reaction kettle is transferred into the gas suction bin 34 from the flange connecting pipe 35 and then is sprayed out from the gas cavity 11, so that the powder in the storage bin 2 is fluidized in a flying mode. The fluidized powder enters the reaction kettle along the first drainage part 32, the second drainage part 33 and the drainage pipe 36.
In this embodiment, in order to reduce the backflow of the powder entering the reaction vessel into the first flow guiding part 32 through the suction chamber 34, a ring pipe 37 and a mouthpiece 371 are installed on the outer wall of the draft tube 36 corresponding to the lower part of the flange connecting tube 35. The joint tube 371 extends out of the flange connecting tube 35, and the ring tube 37 is provided with a flow hole towards one side of the drainage tube 36. The solvent is fed through the loop 37 and flows along the draft tube 36 to form a water curtain, and the powder is soaked and collected to fall into the reaction kettle when passing through the water curtain.
The feeder 4 includes a motor 41, a rotary shaft 42, a first stirring blade 43 shaped like a Chinese character 'mi', and a second stirring blade 44 shaped like a Chinese character 'mi'. The rotating shaft 42 is arranged along the axial center direction of the air suction bin 34, one end of the rotating shaft is positioned in the air suction bin 34, and the other end of the rotating shaft passes through the second drainage part 33 and extends to the outside of the second drainage part to be connected with the motor 41. The first stirring blade 43 and the second stirring blade 44 are respectively located in the second drainage portion 33 and the suction bin 34, and are mounted on the rotating shaft 42. The synchronous rotation of the first stirring blade 43 and the second stirring blade 44 will send the powder in the second drainage portion 33 into the reaction kettle, and at the same time, generate a suction force to suck the gas in the reaction kettle into the air suction bin 34.
In this embodiment, the working principle of the powder feeding device is as follows:
the powder is placed in the storage bin 2, and then the motor 41 and the first stirring blade 43 and the second stirring blade 44 are started to synchronously rotate. The second stirring blade 44 rotates to generate suction force, part of the gas in the reaction kettle is sucked into the suction bin 34 and then sent to the gas cavity 11 to be sprayed out. The powder is blown by gas and is fluidized. The first stirring blade 43 rotates and centrifuges, so that a part of the powder flows along the drainage tube 36, passes through a solvent water curtain formed on the outer wall of the drainage tube 36, is soaked and gathered, and falls into the reaction kettle. Part of the gas flows to the storage bin 2 to assist powder fluidization.
The device fully utilizes the characteristics of small particle size and easy flying of powder, carries out fluidized feeding operation, avoids waste and ensures the quality of products. For raw materials with larger particle size and difficult flying, the storage bin 2 is taken out for feeding.
Claims (5)
1. The utility model provides a powder dispensing device which characterized in that: comprises that
The lower end of the feeding bin is connected with the reaction kettle; the feeding bin comprises a cuboid clamping part, a conical funnel-shaped first drainage part, a cuboid second drainage part, a cylindrical air suction bin, a flange connecting pipe and a drainage pipe; the clamping part, the first drainage part, the second drainage part and a flange connecting pipe are sequentially connected, the air suction bin is positioned outside one side of the second drainage part, the axial direction of the air suction bin is vertical to the surface of the second drainage part and is superposed with the central point of the surface of the second drainage part, an air inlet interface and an air outlet interface are arranged at the central position of the end surface of the air suction bin, the lower end of the flange connecting pipe is connected with a reaction kettle flange, an air suction interface is arranged at the upper part of the circumferential side wall of the flange connecting pipe, the air suction interface is connected with the air inlet interface through a pipeline, the drainage pipe and the flange connecting pipe are arranged in a concentric structure and are positioned at the inner side of the flange connecting pipe, the upper end of the drainage pipe is communicated with the clamping part, the first drainage part and the second drainage part, and the lower end of the drainage;
the bin cover is provided with a gas interface, the bin cover is covered and installed outside the clamping part, and the gas interface is connected with the gas outlet interface through a pipeline;
the top of the storage bin is open, and the storage bin is placed in the first drainage plate and has a gap with the inner wall of the first drainage plate;
the feeder is arranged at the lower part of the feeding bin; the feeder includes the first stirring leaf of motor, pivot, rice word form and the second stirring leaf of rice word form, the pivot is followed it sets up to inhale storehouse axial direction, and one end is located in inhale in the storehouse, the other end passes second drainage portion extend its outside with the motor is connected, first stirring leaf with second stirring leaf is located respectively second drainage portion with inhale in the storehouse, and install in the pivot.
2. The powder delivery device of claim 1, wherein: and a gas cavity is formed on the inner side of the bin cover, and a gas hole is formed in one side of the gas cavity, which faces the feeding bin.
3. The powder delivery device of claim 2, wherein: the air outlet area of the air hole covers the upper area of the feeding bin.
4. The powder delivery device of claim 1, wherein: supporting legs are formed on the peripheral outer wall of the storage bin, and the supporting legs are in contact with the feeding bin, so that gaps exist between the periphery of the storage bin and the inner wall of the feeding bin.
5. The powder delivery device of claim 1, wherein: and the outer wall of the drainage tube corresponding to the lower part of the flange connecting tube is provided with an annular tube and a connector tube, the connector tube extends out of the flange connecting tube, and one side of the annular tube facing the drainage tube is provided with a flow hole.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201922196652.8U CN211811396U (en) | 2019-12-10 | 2019-12-10 | Powder feeding device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201922196652.8U CN211811396U (en) | 2019-12-10 | 2019-12-10 | Powder feeding device |
Publications (1)
Publication Number | Publication Date |
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CN211811396U true CN211811396U (en) | 2020-10-30 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201922196652.8U Active CN211811396U (en) | 2019-12-10 | 2019-12-10 | Powder feeding device |
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CN (1) | CN211811396U (en) |
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2019
- 2019-12-10 CN CN201922196652.8U patent/CN211811396U/en active Active
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