CN203469932U - Spray granulation drying device - Google Patents
Spray granulation drying device Download PDFInfo
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- CN203469932U CN203469932U CN201320367042.XU CN201320367042U CN203469932U CN 203469932 U CN203469932 U CN 203469932U CN 201320367042 U CN201320367042 U CN 201320367042U CN 203469932 U CN203469932 U CN 203469932U
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- wind
- drying device
- granulating
- distributing pipe
- fluidized bed
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Abstract
The utility model relates to a granulation device and in particular relates to a spray granulation drying device. The spray granulation drying device comprises a granulation fluidized bed and an impact cutter arranged on the side wall of the granulation fluidized bed, wherein two fluid atomization spray guns are symmetrically arranged on two sides of the impact cutter; air inlets and material liquid inlets are formed in the two fluid atomization spray guns; an air distributor is arranged at the bottom of the granulation fluidized bed; a built-in heater is arranged in the granulation fluidized bed; a material discharging chamber is arranged below the air distributor. The spray granulation drying device disclosed by the utility model has the effects that the bed layer is stable, the granulation is uniform, material leakage can be avoided, and air distribution is uniform.
Description
Technical field
The utility model relates to a kind of prilling granulator, particularly a kind of spray granulating and drying device.
Background technology
Mist projection granulating, adopts spray dryer by means of the effect of atomization and heat exactly, makes the solvent evaporation in slurry droplet obtain the method that is dried powder.Spray-drying process is exactly that slurry makes slurry drip the process that rapid oven dry becomes particle powder through atomizer.The dry not only extensive use in traditional ceramics, organic and inorganic chemical industry, powder metallurgy, food, medical industry of spraying, and in various hyundai electronicses, function ceramics industry, be used widely.Spraying is dry become modern oxide ceramics prepared composition evenly, dry-pressing blank density is even, obtains the requisite important process measure of original paper of consistency of performance number.
For example during tryptophan granulation, crystal in slurry-spraying pelletizing, can serve as nucleus and mixed liquor spraying forms primary granule, and after during slurry-spraying pelletizing, primary granule forms, mixed liquor spraying is repeatedly wrapped up primary granule again and formed ultimate particle.
CN202006100 (2011-10-12) discloses a kind of spray granulating mechanism, yet this device granulation uniformity need to improve.
Utility model content
The purpose of this utility model is to provide that a kind of bed is stable, the uniform spray granulating and drying device of granulation.
Above-mentioned technical purpose of the present utility model is achieved by the following technical programs:
A kind of spray granulating and drying device, comprise granulating fluidized bed, it also comprises and is arranged on forging a knife of described granulating fluidized bed sidewall, described bilateral symmetry of forging a knife is provided with twin fluid atomization spray gun, in described twin fluid atomization spray gun, be provided with air intake and feed liquid entrance, described granulating fluidized bed bottom is provided with ventilation terminal, is describedly provided with built-in heater in granulating fluidized bed, and described ventilation terminal below is provided with discharge chamber.
Described in of the present utility model, forge a knife and twin fluid atomization spray gun the wet environment that can improve mist projection granulating region is set, prevent local caking, improve the uniformity of bed stability and granulation; Described built-in heater can heat and be dried required particle jointly with the hot-air that sprays in twin fluid atomization spray gun.
As preferably, described ventilation terminal comprises cloth wind frame and the even interval wind-distributing pipe in described cloth wind frame arranged in a crossed manner, is provided with the first wind distributing hole on described wind-distributing pipe, and described wind-distributing pipe is by described air inlet air intake.
The utility model adopts special ventilation terminal and does not adopt traditional air distribution plate, and particle is not easy to be deposited on fluid bed bottom, and ventilation terminal is leakiness material not; Cloth wind is even; The hot-air that described ventilation terminal flow velocity is adjustable can prevent from wrapping up the number of plies and cause not grain density inhomogeneous, does not need follow-up multistage sieve grain, prevents that particle is too small with regard to discharging; Particle weight must be greater than the power of blowing that hot blast makes progress and just understand discharging.
As preferably, described cloth wind frame is circular.
Circular cloth wind frame can make cloth wind more even, preventing materials accumulation better effects if.
As preferably, the netted gap that described wind-distributing pipe intersects to form is discharging opening.
The discharging opening of this device is served as in the netted gap that wind-distributing pipe in described ventilation terminal intersects to form, and has simplified device, has reduced cost.
As preferably, described wind-distributing pipe comprises horizontal wind-distributing pipe and longitudinal wind-distributing pipe, and described horizontal wind-distributing pipe and the longitudinally angle of wind-distributing pipe are 90 °.
Wind-distributing pipe in described ventilation terminal intersects to form the discharging opening that matts serves as this device simultaneously, and the wind-distributing pipe of this structure setting can make cloth wind more even, material leak-proof better effects if.
As preferably, described cloth wind frame is circumferentially provided with the second wind distributing hole.
Hot blast in described the first wind distributing hole and the second wind distributing hole can pass through air inlet air intake jointly, and described the second wind distributing hole contributes to further to prevent that particle deposition is on described wind-distributing pipe.
More preferably, the diameter of described the second wind distributing hole is greater than the diameter of described the first wind distributing hole.
As preferably, described twin fluid atomization spray gun is tilted to down, with the angle of horizontal plane be 5 °-10 °.
The location arrangements of described twin fluid atomization spray gun can make the auxiliary fluidization of forging a knife better.
As preferably, the upper surface of described the first wind distributing hole is provided with the calotte raising up.
The effect one of calotte is to change air flow, makes particle evenly granulation in granulation tower; The 2nd, can prevent that less particle from directly leaking down from wind distributing hole.
More preferably, the first wind distributing hole in described calotte is 5-8.
More preferably, above described reclaiming plate and below being positioned at described sprayer unit, be provided with anti-collision net.
The effect of described anti-collision net is to prevent when the large or flow velocity of particle is too fast calotte to pound.
As preferably, described twin fluid atomization spray gun has 2, is disposed in an evenly spaced relation in described granulating fluidized bed madial wall.
In sum, the utlity model has following beneficial effect: bed is stable, granulation evenly, leakiness material not; Cloth wind is even.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the utility model spray granulating and drying device;
Fig. 2 is the utility model ventilation terminal structural representation;
Fig. 3 is the utility model wind-distributing pipe top view;
In figure, 1-twin fluid atomization spray gun; 2-forges a knife; 3-ventilation terminal; 31-wind-distributing pipe; 311-the first wind distributing hole; 312-calotte; 32-cloth wind frame; 321-the second wind distributing hole; 4-built-in heater; 5-discharge chamber; 6-anti-collision net; 7-discharging opening; 8-is granulating fluidized bed.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figure 1, Figure 2 and Figure 3, spray granulating and drying device comprise granulating fluidized bed 8 and be arranged on described granulating fluidized bed 8 sidewalls forge a knife 2, described 2 the bilateral symmetry of forging a knife is provided with twin fluid atomization spray gun 1, in described twin fluid atomization spray gun 1, be provided with air intake and feed liquid entrance, described granulating fluidized bed 8 bottom is provided with ventilation terminal 3, in described granulating fluidized bed 8, be provided with built-in heater 4, described ventilation terminal 3 belows are provided with discharge chamber 5; Described ventilation terminal 3 comprises cloth wind frame 32 and the even interval wind-distributing pipe 31 in described cloth wind frame 32 arranged in a crossed manner, is provided with the first wind distributing hole 311 on described wind-distributing pipe 31, and described wind-distributing pipe 31 is by described air inlet air intake; The netted gap that described wind-distributing pipe 31 intersects to form is discharging opening 7; Described wind-distributing pipe 31 comprises horizontal wind-distributing pipe and longitudinal wind-distributing pipe, and described horizontal wind-distributing pipe and the longitudinally angle of wind-distributing pipe are 90 °; Described twin fluid atomization spray gun 1 is tilted to down, with the angle of horizontal plane be 8 °; The upper surface of described the first wind distributing hole 311 is provided with the calotte 312 raising up; The first wind distributing hole 311 in described calotte 312 is 5; Above described reclaiming plate and below being positioned at described sprayer unit, be provided with anti-collision net 6; Described twin fluid atomization spray gun 1 has 2, is disposed in an evenly spaced relation in described granulating fluidized bed 8 madial wall; Described cloth wind frame 32 is circular.
Embodiment bis-
With embodiment mono-, different is that described horizontal wind-distributing pipe is 60 ° with the angle of longitudinal wind-distributing pipe, described twin fluid atomization spray gun 1 is tilted to down, with the angle of horizontal plane be 5 °, described cloth wind frame 32 is frame type, described cloth wind frame is circumferentially provided with the second wind distributing hole, hot blast in described the first wind distributing hole and the second wind distributing hole can pass through air inlet air intake jointly, described the second wind distributing hole contributes to further to prevent that particle deposition is on described wind-distributing pipe, and the diameter of described the second wind distributing hole is greater than the diameter of described the first wind distributing hole; The first wind distributing hole 311 in described calotte 312 is 8; Described twin fluid atomization spray gun 1 has 4.
Embodiment tri-
With embodiment bis-, the diameter that is not both described the second wind distributing hole equals the diameter of described the first wind distributing hole, and described twin fluid atomization spray gun 1 is tilted to down, with the angle of horizontal plane be 10 °, the first wind distributing hole 311 in described calotte 312 is 6.
This specific embodiment is only to explanation of the present utility model; it is not to restriction of the present utility model; those skilled in the art can make to the present embodiment the modification that there is no creative contribution as required after reading this description, but as long as within the scope of claim of the present utility model, are all subject to the protection of Patent Law.
Claims (9)
1. a spray granulating and drying device, comprise granulating fluidized bed (8), it is characterized in that: it also comprises forge a knife (2) that are arranged on described granulating fluidized bed (8) sidewall, the bilateral symmetry of described forging a knife (2) is provided with twin fluid atomization spray gun (1), in described twin fluid atomization spray gun (1), be provided with air intake and feed liquid entrance, the bottom of described granulating fluidized bed (8) is provided with ventilation terminal (3), in described granulating fluidized bed (8), be provided with built-in heater (4), described ventilation terminal (3) below is provided with discharge chamber (5).
2. a kind of spray granulating and drying device according to claim 1, it is characterized in that: described ventilation terminal (3) comprises cloth wind frame (32) and the even interval wind-distributing pipe (31) in described cloth wind frame (32) arranged in a crossed manner, on described wind-distributing pipe (31), be provided with the first wind distributing hole (311), described wind-distributing pipe (31) is by air inlet air intake.
3. a kind of spray granulating and drying device according to claim 2, is characterized in that: the netted gap that described wind-distributing pipe (31) intersects to form is discharging opening (7).
4. a kind of spray granulating and drying device according to claim 2, is characterized in that: described wind-distributing pipe (31) comprises horizontal wind-distributing pipe and longitudinal wind-distributing pipe, and described horizontal wind-distributing pipe and the longitudinally angle of wind-distributing pipe are 90 °.
5. according to a kind of spray granulating and drying device described in claim 1-3 any one, it is characterized in that: described twin fluid atomization spray gun (1) is tilted to down, with the angle of horizontal plane be 5 °-10 °.
6. a kind of spray granulating and drying device according to claim 2, is characterized in that: the upper surface of described the first wind distributing hole (311) is provided with the calotte (312) raising up.
7. a kind of spray granulating and drying device according to claim 6, is characterized in that: the first wind distributing hole (311) in described calotte (312) is 5-8.
8. a kind of spray granulating and drying device according to claim 5, is characterized in that: described twin fluid atomization spray gun (1) has 2, is disposed in an evenly spaced relation in the madial wall of described granulating fluidized bed (8).
9. a kind of spray granulating and drying device according to claim 6, is characterized in that: described cloth wind frame (32) is for circular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320367042.XU CN203469932U (en) | 2013-06-25 | 2013-06-25 | Spray granulation drying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320367042.XU CN203469932U (en) | 2013-06-25 | 2013-06-25 | Spray granulation drying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203469932U true CN203469932U (en) | 2014-03-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320367042.XU Expired - Lifetime CN203469932U (en) | 2013-06-25 | 2013-06-25 | Spray granulation drying device |
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| CN (1) | CN203469932U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106378057A (en) * | 2016-11-29 | 2017-02-08 | 浙江兰博生物科技股份有限公司 | Improved nicotinamide fusion spraying granulation tower and operation method thereof |
-
2013
- 2013-06-25 CN CN201320367042.XU patent/CN203469932U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106378057A (en) * | 2016-11-29 | 2017-02-08 | 浙江兰博生物科技股份有限公司 | Improved nicotinamide fusion spraying granulation tower and operation method thereof |
| CN106378057B (en) * | 2016-11-29 | 2019-01-01 | 浙江兰博生物科技股份有限公司 | A kind of improved granulation by spraying melted nicotinamide tower and its operation method |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181112 Address after: 313000 Hengtang Bridge 81, Zhongguan Town, Deqing County, Huzhou City, Zhejiang Province Patentee after: Zhejiang biok Biology Technology Co.,Ltd. Address before: 313220 Zhejiang province Huzhou Deqing County Zhong Guan town industrial area Zhejiang Shenghua bike biological Limited by Share Ltd Patentee before: ZHEJIANG SHENGHUA BIOK BIOLOGY Co.,Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140312 |