CN111678295A - Crystallization drying system - Google Patents
Crystallization drying system Download PDFInfo
- Publication number
- CN111678295A CN111678295A CN202010542829.XA CN202010542829A CN111678295A CN 111678295 A CN111678295 A CN 111678295A CN 202010542829 A CN202010542829 A CN 202010542829A CN 111678295 A CN111678295 A CN 111678295A
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- China
- Prior art keywords
- air
- paddle
- kettle body
- stirring
- gas
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B11/00—Machines or apparatus for drying solid materials or objects with movement which is non-progressive
- F26B11/12—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in stationary drums or other mainly-closed receptacles with moving stirring devices
- F26B11/14—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in stationary drums or other mainly-closed receptacles with moving stirring devices the stirring device moving in a horizontal or slightly-inclined plane
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/04—Agitating, stirring, or scraping devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B3/00—Drying solid materials or objects by processes involving the application of heat
- F26B3/02—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air
- F26B3/06—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air the gas or vapour flowing through the materials or objects to be dried
- F26B3/08—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air the gas or vapour flowing through the materials or objects to be dried so as to loosen them, e.g. to form a fluidised bed
- F26B3/082—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air the gas or vapour flowing through the materials or objects to be dried so as to loosen them, e.g. to form a fluidised bed arrangements of devices for distributing fluidising gas, e.g. grids, nozzles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Microbiology (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a crystallization drying system, which comprises: a frame; the kettle body is arranged on the frame, a material storage cavity is arranged in the kettle body, and an air inlet pipe is arranged at the bottom of the kettle body; the stirring device comprises a rotating part and a stirring paddle, the rotating part is arranged on the rack or the kettle body, the stirring paddle is positioned in the material storage cavity, one end of the stirring paddle extends out of the kettle body to be connected with the rotating part, and the stirring paddle is provided with a gas distribution channel and a first gas outlet; the gas slip ring is sleeved on the stirring paddle, and the outlet of the gas slip ring is communicated with the gas distribution channel; the hot air device is provided with an air inlet and two second air outlets, wherein one second air outlet is communicated with the inner cavity of the air inlet pipe, and the other second air outlet is communicated with the inlet of the air slip ring. A part of hot air generated by the hot air device enters the bottom of the material storage cavity through the air inlet pipe; a part of hot-air gets into the storage cavity via the second gas outlet, and the hot-air of this part can heat and fluidized drying the material that is close to the stirring rake, so can make material and hot-air fully contact, optimizes the dry crystalline effect of material.
Description
Technical Field
The invention relates to the technical field of material drying, in particular to a crystallization drying system.
Background
The crystallization drying system is suitable for mixing, stirring and drying various materials in a high-temperature environment, so that the materials are not agglomerated at a high temperature, and the effect of crystals is achieved. At the in-process of material stirring, let in hot-air to the cauldron internal to carry out fluidized drying heating to the material, but hot-air generally gets into from the lateral wall of the cauldron body, receives the influence of sheltering from and material stirring of stirring rake, and some materials and hot-air exist the condition of inhomogeneous contact, and the material is not enough with the hot-air contact and lead to drying crystallization well, influences the effect of the whole dry crystallization of material.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides a crystallization drying system which can enable materials to be in full contact with hot air and optimize the effect of drying and crystallizing the materials.
A crystallization drying system according to an embodiment of the present invention includes: a frame; the kettle body is arranged on the rack, a material storage cavity for placing materials is formed in the kettle body, and an air inlet pipe is arranged at the bottom of the kettle body; the stirring device comprises a rotating part and a stirring paddle, the rotating part is arranged on the rack or the kettle body, the stirring paddle is positioned in the material storage cavity, one end of the stirring paddle extends out of the kettle body to be connected with the rotating part, and the stirring paddle is provided with a gas distribution channel and a first gas outlet which are communicated; the gas slip ring is sleeved on the stirring paddle, and an outlet of the gas slip ring is communicated with the gas distribution channel; the hot air device is provided with an air inlet and two second air outlets, wherein one second air outlet is communicated with the inner cavity of the air inlet pipe, and the other second air outlet is communicated with the inlet of the air slip ring.
The crystallization drying system provided by the embodiment of the invention has at least the following beneficial effects: a part of hot air generated by the hot air device enters the bottom of the material storage cavity through the air inlet pipe; a part of hot-air gets into the storage cavity via the second gas outlet, and the hot-air of this part can heat and fluidized drying the material that is close to the stirring rake, can make material and hot-air fully contact through above-mentioned structure, optimizes the effect of dry crystallization of material.
According to some embodiments of the invention, the stirring paddle comprises a stirring shaft and a paddle, the stirring shaft is vertically arranged in the material storage cavity, one end of the paddle is fixedly connected with the side wall of the stirring shaft, the gas distribution channel comprises a gas distribution main channel arranged in the stirring shaft and a gas distribution branch channel arranged in the paddle, the gas distribution main channel is communicated with the gas distribution branch channel, and the first gas outlet is arranged in the paddle.
According to some embodiments of the present invention, the number of the blades is three or more, and the three or more blades are spirally arranged on the stirring shaft.
According to some embodiments of the invention, a bottom surface of the paddle extends obliquely downward along a rotation direction of the paddle.
According to some embodiments of the invention, the top of the paddle has a guide surface extending obliquely downward along the direction of rotation of the paddle.
According to some embodiments of the invention, the first air outlet is located on a side of the paddle that faces away from a direction of rotation of the paddle.
According to some embodiments of the invention, the axis of the air inlet pipe is tangential to the side wall of the inner cavity of the kettle body.
According to some embodiments of the invention, the top of the kettle body is provided with an exhaust pipe, and the exhaust pipe is connected with an exhaust gas treatment device.
According to some embodiments of the invention, the bottom of the kettle body is provided with a discharge opening and a valve device, and an outlet end of the valve device is connected with a material guiding pipe.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a block diagram of an embodiment of a crystallization drying system according to the present invention;
FIG. 2 is a block diagram of the stirring device shown in FIG. 1;
FIG. 3 is a side view of the paddle of FIG. 2;
FIG. 4 is a cross-sectional view of the paddle of FIG. 2;
FIG. 5 is a schematic diagram of an embodiment of a crystallization drying system.
Reference numerals:
the device comprises a machine frame 100, a kettle body 200, a material storage cavity 210, a feeding port 220, an exhaust pipe 230, an air inlet pipe 240, a cover plate 250, a stirring device 300, a rotating part 310, a stirring paddle 320, a stirring shaft 321, a blade 322, a guide surface 3221, an air distribution channel 330, an air distribution main channel 331, an air distribution branch channel 332, a first air outlet 340, an air slip ring 400, a hot air device 500, a shell 510, an air inlet 520, a second air outlet 530, an exhaust gas treatment device 610, a valve device 620 and a material guiding pipe 630
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, if there are first and second described only for the purpose of distinguishing technical features, it is not understood that relative importance is indicated or implied or that the number of indicated technical features or the precedence of the indicated technical features is implicitly indicated or implied.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
As shown in fig. 1 to 5, the crystallization drying system according to the embodiment of the present invention includes a frame 100, a kettle body 200, a stirring device 300, an air slip ring 400, and a hot air device 500, wherein the kettle body 200 is disposed on the frame 100.
Wherein, be provided with the storage cavity 210 that is used for placing the material in the cauldron body 200, be provided with dog-house 220 and blast pipe 230 at the top of cauldron body 200, be provided with intake pipe 240 and bin outlet in the bottom of cauldron body 200. In addition, a valve device 620 is arranged at the bottom of the kettle body 200, the valve device 620 is positioned at the discharge port to shield the discharge port, and the outlet end of the valve device 620 is connected with a material guiding pipe 630.
The stirring device 300 comprises a rotating part 310 and a stirring paddle 320, the rotating part 310 is arranged on the kettle body 200, the stirring paddle 320 is positioned in the material storage cavity 210, one end of the stirring paddle 320 extends out of the kettle body 200, the rotating part 310 is connected with one end of the stirring paddle 320 extending out of the kettle body 200, and the stirring paddle 320 is provided with a gas distribution channel 330 and a first gas outlet 340 which are communicated. The gas slip ring 400 is sleeved on the stirring paddle 320, an outlet of the gas slip ring 400 is communicated with the gas distribution channel 330, specifically, an inner ring of the gas slip ring 400 is fixedly connected with the stirring paddle 320, and an outer ring of the gas slip ring 400 is fixedly connected with a shell of the rotating member 310 or the kettle body 200. The rotating member 310 is an electric motor, and may be a pneumatic motor.
The hot air device 500 is disposed on the rack 100, the hot air device 500 has an air inlet 520 and two second air outlets 530, one of the second air outlets 530 is communicated with the inner cavity of the air inlet pipe 240 through a pipeline, and the other second air outlet 530 is also communicated with the inlet of the air slip ring 400 through a pipeline.
In operation, material is fed into the material storage chamber 210 through the feeding port 220, the rotating member 310 drives the stirring paddle 320 to rotate so as to stir the material, the hot air device 500 heats air entering through the air inlet 520, a portion of hot air enters the bottom of the material storage chamber 210 through the second air outlet 530 and the air inlet pipe 240, the hot air rises in the material storage chamber 210 so as to heat and fluidize and dry the material, and the hot air is discharged through the air outlet pipe 230. In addition, a part of the hot air flows through the air slip ring 400, the air distribution channel 330 and the second air outlet 530 to enter the material storage chamber 210, and the part of the hot air can heat and fluidize and dry the material near the stirring paddle 320. So, can make material and hot-air fully contact through above-mentioned structure, optimize the effect of the dry crystallization of material.
In some embodiments, the rotating member 310 may also be disposed on the frame 100. The hot air device 500 may be disposed at other positions.
A window is arranged on the side wall of the kettle body 200, and a cover plate 250 is arranged at the window. When the cover plate 250 is opened, the inside of the kettle body 200 can be cleaned and overhauled.
Referring to fig. 2 to 4, the stirring paddle 320 includes a stirring shaft 321 and blades 322, the stirring shaft 321 is vertically disposed in the material storage cavity 210, an end of the stirring shaft 321 extends out of the kettle 200 and is connected to the rotating member 310, and one end of the blades 322 is fixedly connected to a side wall of the stirring shaft 321. The air distribution channel 330 includes an air distribution main channel 331 disposed in the stirring shaft 321 and an air distribution branch channel 332 disposed in the blade 322, the air distribution main channel 331 is communicated with the air distribution branch channel 332, and the first air outlet 340 is disposed on the blade 322.
The number of the blades 322 is more than three, and the more than three blades 322 are spirally arranged on the stirring shaft 321.
The bottom surface of the blade 322 extends obliquely downward along the rotation direction of the paddle 320, the top of the blade 322 has a guide surface 3221, and the guide surface 3221 also extends obliquely downward along the rotation direction of the paddle 320. For example, if the rotation member 310 drives the stirring paddle 320 to rotate clockwise, the bottom surface of the blade 322 and the guide surface 3221 extend obliquely downward in the clockwise direction; if the rotation member 310 drives the stirring paddle 320 to rotate counterclockwise, the bottom surface of the blade 322 and the guide surface 3221 extend obliquely downward in the counterclockwise direction. Through this structure be favorable to the material to flow along paddle 322, and spigot surface 3221 has the rising effect to the material, can make the material can rise when the stirring, make the material fully flow with abundant contact hot-air to do benefit to the dry crystallization of being heated.
The first air outlet 340 is located on the side of the paddle 322 facing away from the rotation direction of the paddle 320. For example, the stirring paddle 320 rotates clockwise, and the first air outlet 340 is located on the counterclockwise side of the paddle 322. In this way, the hot air flowing out through the first air outlet 340 can maintain an upward flow effect on the material passing through the top of the blades 322, so that the material is sufficiently flowed to sufficiently contact the hot air; the hot air that first gas outlet 340 flowed out also can carry out abundant even contact with the material to make the material be heated dry crystallization, optimize the effect of the dry crystallization of material.
The axis of the air inlet pipe 240 is tangent to the side wall of the inner cavity of the kettle body 200. Through this structure, hot-air will form rotatory air current in storage cavity 210 after getting into storage cavity 210 through intake pipe 240 for hot-air can fully contact with the material, and the material can thermally equivalent.
The exhaust pipe 230 is connected to an exhaust gas treatment device 610, and the gas flowing out of the exhaust pipe 230 contains much dust, which needs to be removed to prevent air pollution. In this embodiment, the exhaust gas treatment device 610 may be configured as a cyclone separator, and of course, in practical applications, the exhaust gas treatment device 610 may also be configured as an electrostatic precipitator or a bag-type precipitator. The gas treated by the waste gas treatment device 610 still has a high temperature, and in order to save energy, the gas treated by the waste gas treatment device 610 may be introduced into the hot air device 500, and the gas is heated by the hot air device 500 and then introduced into the material storage chamber 210 again.
The hot air device 500 includes a hollow housing 510, the air inlet 520 and the second air outlet 530 are disposed on the housing 510, a blower and a heating element are disposed in the housing 510, when the blower operates, the blower can suck the outside air into the inner cavity of the housing 510, the air is heated by the heating element, and the heated air is discharged through the second air outlet 530. Wherein, the heating element can be arranged as a heating wire or an electric heating tube and the like.
The present invention is not limited to the above-described embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are included in the scope defined by the claims of the present application.
Claims (9)
1. A crystallization drying system, comprising:
a frame;
the kettle body is arranged on the rack, a material storage cavity for placing materials is formed in the kettle body, and an air inlet pipe is arranged at the bottom of the kettle body;
the stirring device comprises a rotating part and a stirring paddle, the rotating part is arranged on the rack or the kettle body, the stirring paddle is positioned in the material storage cavity, one end of the stirring paddle extends out of the kettle body to be connected with the rotating part, and the stirring paddle is provided with a gas distribution channel and a first gas outlet which are communicated;
the gas slip ring is sleeved on the stirring paddle, and an outlet of the gas slip ring is communicated with the gas distribution channel;
the hot air device is provided with an air inlet and two second air outlets, wherein one second air outlet is communicated with the inner cavity of the air inlet pipe, and the other second air outlet is communicated with the inlet of the air slip ring.
2. The crystallization drying system according to claim 1, wherein the stirring paddle comprises a stirring shaft and a paddle, the stirring shaft is vertically arranged in the storage cavity, one end of the paddle is fixedly connected with the side wall of the stirring shaft, the gas distribution channel comprises a gas distribution main channel arranged in the stirring shaft and a gas distribution branch channel arranged in the paddle, the gas distribution main channel is communicated with the gas distribution branch channel, and the first gas outlet is arranged in the paddle.
3. The crystallization drying system according to claim 2, wherein the number of the blades is three or more, and three or more of the blades are spirally arranged on the stirring shaft.
4. The crystallization drying system according to claim 3, wherein a bottom surface of the paddle extends obliquely downward along a rotation direction of the stirring paddle.
5. The crystallization drying system according to claim 3 or 4, wherein the top of the paddle has a guide surface extending obliquely downward along the rotation direction of the paddle.
6. The crystallization drying system according to claim 3 or 4, wherein the first gas outlet is located on a side of the paddle opposite to a rotation direction of the paddle.
7. The crystallization drying system of claim 1, wherein an axis of the air inlet pipe is tangential to a sidewall of the inner cavity of the kettle body.
8. The crystallization drying system of claim 1, wherein the top of the kettle body is provided with an exhaust pipe, and the exhaust pipe is connected with an exhaust gas treatment device.
9. The crystallization drying system as claimed in claim 1, wherein the bottom of the kettle body is provided with a discharge port and a valve device, and an outlet end of the valve device is connected with a material introducing pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010542829.XA CN111678295A (en) | 2020-06-15 | 2020-06-15 | Crystallization drying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010542829.XA CN111678295A (en) | 2020-06-15 | 2020-06-15 | Crystallization drying system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111678295A true CN111678295A (en) | 2020-09-18 |
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ID=72436110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010542829.XA Pending CN111678295A (en) | 2020-06-15 | 2020-06-15 | Crystallization drying system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111678295A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112268432A (en) * | 2020-10-22 | 2021-01-26 | 盐城市科瑞达科技咨询服务有限公司 | Industrial dust dryer |
| CN112549358A (en) * | 2020-10-20 | 2021-03-26 | 江阴市华宏化纤有限公司 | A crystallization drying machine for production of dacron chemical fibre |
-
2020
- 2020-06-15 CN CN202010542829.XA patent/CN111678295A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112549358A (en) * | 2020-10-20 | 2021-03-26 | 江阴市华宏化纤有限公司 | A crystallization drying machine for production of dacron chemical fibre |
| CN112268432A (en) * | 2020-10-22 | 2021-01-26 | 盐城市科瑞达科技咨询服务有限公司 | Industrial dust dryer |
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