CN214502029U - Flash drying device - Google Patents

Flash drying device Download PDF

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Publication number
CN214502029U
CN214502029U CN202121644849.4U CN202121644849U CN214502029U CN 214502029 U CN214502029 U CN 214502029U CN 202121644849 U CN202121644849 U CN 202121644849U CN 214502029 U CN214502029 U CN 214502029U
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CN
China
Prior art keywords
box
hollow shaft
flash drying
casing
air
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CN202121644849.4U
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Chinese (zh)
Inventor
胡文茂
窦锦娇
王磊
窦锦栋
谭永军
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Shandong Whitehead New Material Co Ltd
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Shandong Whitehead New Material Co Ltd
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Priority to CN202121644849.4U priority Critical patent/CN214502029U/en
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Abstract

The utility model discloses a flash drying device relates to drying equipment technical field, the power distribution box comprises a box body, the top of box is equipped with the discharge gate, the discharge gate has connected gradually separator and negative pressure dust remover, the bottom of box is equipped with into hot-blast mouth, the lateral part of box is equipped with the feed inlet, be equipped with the selection powder machine in the top of box, the feed inlet is connected with screw conveyer, screw conveyer includes the casing, be equipped with in the casing by a power component driven hollow shaft, be equipped with helical blade on the hollow shaft, the one end that the hollow shaft is located feed inlet department is equipped with blows the material hole, air feed system is connected to the other end of hollow shaft. The utility model provides a serious problem of flash dryer energy consumption among the prior art, the utility model discloses a blow the effectual energy consumption that has reduced of mode of material for the maintenance convenience more of device has promoted production efficiency greatly.

Description

Flash drying device
Technical Field
The utility model relates to a drying equipment technical field, in particular to flash drying device.
Background
The working principle of the traditional flash dryer is as follows: the hot air enters the bottom of the dryer from the tangential direction and forms a powerful rotating wind field under the drive of the stirrer. The pasty material is fed into a dryer by a spiral feeder, under the strong action of a high-speed rotating stirring paddle, the material is dispersed under the action of impact, friction and shear stress, and the massive material is rapidly crushed, fully contacted with hot air, heated and dried. The dewatered dry material rises with the hot air flow, the grading ring intercepts the large particles, the small particles are discharged out of the dryer from the center of the ring and recovered by a cyclone separator and a dust remover, and the materials which are not dried completely or are large are thrown to the wall of the dryer under the action of centrifugal force and fall to the bottom again to be crushed and dried.
Need the stirring that the agitator lasts in this mode for realize the preliminary scattering of material, otherwise the material can become blocky, can't reach the effect of flash distillation, there are two drawbacks in the use of agitator:
firstly, the energy consumption is serious, and the normal operation of the equipment can be maintained only by continuous operation;
secondly, the clearance is maintained comparatively loaded down with trivial details, needs to clear up again or maintain the stirring blade part dismantlement of agitator, influences production efficiency.
Disclosure of Invention
To above defect, the utility model aims at providing a flash drying device aims at solving the serious problem of flash drying machine energy consumption among the prior art.
In order to solve the technical problem, the technical scheme of the utility model is that:
the utility model provides a flash drying device, the power distribution box comprises a box body, the top of box is equipped with the discharge gate, the discharge gate has connected gradually separator and negative pressure dust remover, the bottom of box is equipped with into hot wind mouth, the lateral part of box is equipped with the feed inlet, be equipped with the powder concentrator in the top of box, the feed inlet is connected with screw conveyer, screw conveyer includes the casing, be equipped with the hollow shaft by first power component driven in the casing, be equipped with helical blade on the hollow shaft, the one end that the hollow shaft is located feed inlet department is equipped with blows the material hole, air feed system is connected to the other end of hollow shaft.
Wherein, blow the material hole and be equipped with a plurality ofly, a plurality ofly blow the material hole and be the circumference around the hollow shaft and arrange.
Wherein, the air outlet direction of the blowing hole and the axial direction of the hollow shaft form an included angle of 30-45 degrees.
Wherein, air feed system includes the gas supply line, and the one end and the hollow shaft of gas supply line pass through rotary seal ring to be connected, and the air-blower is connected to the other end of gas supply line, and the cladding has the insulation cover on the box, and the gas supply line spiral sets up between insulation cover and box.
Wherein, the air supply pipeline is provided with a speed regulating valve.
Wherein, the air inlet of the blower is provided with a filtering device.
Wherein, screw conveyer's entry linkage has the stirring storehouse, and the entry in stirring storehouse is equipped with the feeder hopper.
Wherein, the bottom of the box body is provided with a crusher.
After the technical scheme is adopted, the beneficial effects of the utility model are that:
because the utility model discloses flash drying device includes the box, and the discharge gate of box has connected gradually separator and negative pressure dust remover, and the bottom of box is equipped with into hot air port, and the lateral part of box is equipped with the feed inlet, is equipped with the powder concentrator in the top of box, and the feed inlet is connected with screw conveyer, and screw conveyer includes the casing, is equipped with the hollow shaft in the casing, is equipped with helical blade on the hollow shaft, and the one end that the hollow shaft is located feed inlet department is equipped with blows the material hole, and the air feed system is connected to the other end of hollow shaft. In the operation process of the device, the material blowing hole rotates along with the rotation of the hollow shaft, so that materials can enter the box body from multiple directions, the material dispersing space after entering the box body is large, the material is scattered and extended in the height direction and the width direction, the flash evaporation efficiency is greatly improved, and the flash evaporation effect of the materials with the water content lower than 50 percent is particularly obvious; the material distribution mode of blowing the material reduces the energy consumption, and is convenient for the operation and maintenance of the device.
Because air feed system includes the gas supply line, the one end and the hollow shaft of gas supply line pass through rotary seal ring and are connected, the air-blower is connected to the other end of gas supply line, and the cladding has the insulation cover on the box, and the gas supply line spiral sets up between insulation cover and box. In the process of supplying air to the air supply pipeline through the air blower, the air flow in the air supply pipeline is heated by the heat emitted from the box body, so that the utilization rate of energy sources and the efficiency of flash evaporation are improved.
To sum up, the utility model provides an among the prior art serious problem of flash dryer energy consumption, the utility model discloses a blow the effectual energy consumption that has reduced of mode of material, improved energy utilization for the maintenance more convenient of device has promoted production efficiency greatly.
Drawings
Fig. 1 is a schematic structural diagram of a flash drying device of the present invention;
in the figure, a box body 1, a discharge hole 10, a hot air inlet 11, a feed inlet 12, a powder concentrator 13, a heat insulation sleeve 14, a pulverizer 15, a screw conveyor 2, a casing 20, a hollow shaft 21, a blowing hole 210, a helical blade 22, a first power assembly 23, an air supply pipeline 3, a rotary sealing ring 30, a speed regulating valve 31, a blower 4, a filtering device 40, a stirring bin 5, a stirring blade 50 and a feed hopper 51.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
The position that involves in this specification all takes the position of the utility model discloses a flash drying device during normal work as the standard, does not restrict the position when its storage and transportation, only represents relative position relation, does not represent absolute position relation.
As shown in fig. 1, the flash evaporation drying device includes a box 1, a discharge port 10 is provided at the top of the box 1, a hot air inlet 11 is provided at the bottom of the box 1, the hot air inlet 11 is connected with a hot air source, a feed port 12 is provided at the side of the box 1, preferably, the feed port 12 is disposed right opposite to the center of the box 1, a powder concentrator 13 is installed in the top of the box 1, the powder concentrator 13 is preferably a centrifugal powder concentrator or a cyclone powder concentrator, an outlet of the powder concentrator 13 is connected with an inner end of the discharge port 10, an outer end of the discharge port 10 is connected with an inlet of a separator (not shown in the figure), the separator is preferably a cyclone separator, and an outlet of the separator is connected with a negative pressure dust collector (not shown in the figure).
Screw conveyer 2 is installed to the lateral part of box 1, screw conveyer 2 includes casing 20, the perpendicular rigid coupling of casing 20 is on box 1, and the inner chamber of casing 20 is linked together through feed inlet 12 with the inner chamber of box 1, the top of casing 20 is equipped with the dog-house, hollow shaft 21 is installed to coaxial rotation in the casing 20, be equipped with first power component 23 on the casing 20, first power component 23 includes the motor, the motor passes through the gear assembly transmission with hollow shaft 21 and is connected, be equipped with helical blade 22 on the hollow shaft 21, the one end that hollow shaft 21 is located feed inlet 12 department is equipped with blows material hole 210, air feed system is connected to the other end of hollow shaft 21.
When the drying device is used, hot air enters the box body 1 through the hot air inlet 11, materials enter the box body 1 through the feeding port of the casing 20, the air supply system supplies air towards the inside of the hollow shaft 21, the helical blades 22 continuously convey the materials to the feeding port 12, the air flow is discharged through the material blowing holes 210 and continuously blows the materials into the box body 1, in the process, the materials can be scattered to enter the box body 1 under the impact of the air flow, the scattered materials are dried instantly by the rising hot air, the dried materials continuously enter the separator after being screened by the powder concentrator 13, the materials are separated from moisture by the separator and then enter the negative pressure dust collector, and the drying, screening and finished product collection of the materials are completed. This in-process blows material hole 210 and rotates along with hollow shaft 21's rotation, can be in order to realize that the material gets into box 1 from a plurality of azimuths, and the material dispersion space that gets into behind the box 1 is big, and the height all exists with the width direction and spreads the extension for flash distillation efficiency can promote by a wide margin, is less than 50% material flash distillation effect to water content and is showing especially.
Further, a plurality of blowing holes 210 are provided, and the plurality of blowing holes 210 are arranged circumferentially around the hollow shaft 21, so that the efficiency of material distribution is improved by the plurality of blowing holes 210.
Preferably, the air outlet direction of the blowing holes 210 and the axial direction of the hollow shaft 21 form an included angle of 30-45 degrees.
Wherein, air feed system includes gas supply line 3, and gas supply line 3's one end is connected through rotary seal ring 30 with hollow shaft 21, and air-blower 4 is connected to gas supply line 3's the other end, and the cladding has insulation cover 14 on the box 1, and 3 spiral settings of gas supply line are between insulation cover 14 and box 1. Through the in-process of air-blower 4 air feed towards air supply line 3, the heat that gives off on the box 1 heats the air current in the air supply line 3, has improved the utilization ratio of the energy, has avoided cold wind to blow in box 1 and has influenced flash distillation effect.
Wherein, the air supply pipeline 3 is provided with a speed regulating valve 31, and the speed regulating valve 31 is used for regulating and controlling the air speed, thereby regulating and controlling the feeding efficiency and regulating and controlling according to the water content of the material.
Wherein, the air inlet of air-blower 4 is equipped with filter equipment 40, and filter equipment 40 prefers air cleaner, and filter equipment 40 can effectually avoid dust, impurity etc. in the air to get into in the box 1 through air supply duct 3, influence the product quality.
Further, the entry linkage of screw conveyer 2 has stirring storehouse 5, and the entry of stirring storehouse 5 is equipped with feeder hopper 51, is provided with in the stirring storehouse 5 by second power component drive pivoted drive shaft, is provided with stirring vane 50 in the drive shaft, and the material enters into stirring storehouse 5 through feeder hopper 51, and the stirring that lasts is broken up to the material under stirring vane 50 for moisture distribution in the material is more even.
Further, the bottom of the box body 1 is provided with a crusher 15, and the crusher 15 is used for crushing the screened large-particle materials to form small-particle materials meeting the requirements, and then screening the small-particle materials through the powder concentrator 13.
The present invention is not limited to the above specific embodiments, and those skilled in the art can make various changes without creative labor from the above conception, and all the changes fall within the protection scope of the present invention.

Claims (8)

1. The utility model provides a flash drying device, includes the box, the top of box is equipped with the discharge gate, the discharge gate has connected gradually separator and negative pressure dust remover, the bottom of box is equipped with into hot wind mouth, the lateral part of box is equipped with the feed inlet, its characterized in that, be equipped with the selection powder machine in the top of box, the feed inlet is connected with screw conveyer, screw conveyer includes the casing, be equipped with the hollow shaft by a power component driven in the casing, be equipped with helical blade on the hollow shaft, the hollow shaft is located the one end of feed inlet department is equipped with blows the material hole, air feed system is connected to the other end of hollow shaft.
2. The flash drying apparatus of claim 1 wherein said blowing openings are provided in plurality, said blowing openings being arranged circumferentially around said hollow shaft.
3. A flash drying apparatus according to claim 2, wherein the direction of the outlet of the blowing holes is arranged at an angle of 30 ° to 45 ° to the axial direction of the hollow shaft.
4. A flash drying device as claimed in any one of claims 1 to 3, wherein said air supply system comprises an air supply pipe, one end of said air supply pipe is connected with said hollow shaft through a rotary sealing ring, the other end of said air supply pipe is connected with a blower, said box body is covered with a thermal insulation cover, said air supply pipe is spirally disposed between said thermal insulation cover and said box body.
5. A flash drying apparatus as claimed in claim 4, wherein a speed regulating valve is provided in said gas supply line.
6. A flash drying apparatus as claimed in claim 4 wherein the air inlet of the blower is provided with filtering means.
7. A flash drying apparatus as claimed in claim 1, wherein the inlet of said screw conveyor is connected to a stirring bin, and the inlet of said stirring bin is provided with a feed hopper.
8. A flash drying apparatus as claimed in claim 1, wherein a crusher is provided at the bottom of said casing.
CN202121644849.4U 2021-07-20 2021-07-20 Flash drying device Active CN214502029U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121644849.4U CN214502029U (en) 2021-07-20 2021-07-20 Flash drying device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121644849.4U CN214502029U (en) 2021-07-20 2021-07-20 Flash drying device

Publications (1)

Publication Number Publication Date
CN214502029U true CN214502029U (en) 2021-10-26

Family

ID=78205330

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121644849.4U Active CN214502029U (en) 2021-07-20 2021-07-20 Flash drying device

Country Status (1)

Country Link
CN (1) CN214502029U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114111270A (en) * 2021-12-06 2022-03-01 河南建筑材料研究设计院有限责任公司 Heat-insulating material drying treatment system and method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114111270A (en) * 2021-12-06 2022-03-01 河南建筑材料研究设计院有限责任公司 Heat-insulating material drying treatment system and method
CN114111270B (en) * 2021-12-06 2023-01-24 河南建筑材料研究设计院有限责任公司 Heat-insulating material drying treatment system and method

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Date Code Title Description
GR01 Patent grant
GR01 Patent grant
PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: A flash drying device

Effective date of registration: 20220519

Granted publication date: 20211026

Pledgee: Linqu Wujing sub branch of Bank of Weifang Co.,Ltd.

Pledgor: WHITEHEAD CHEMICAL CO.,LTD. SHANDONG

Registration number: Y2022980005869

PE01 Entry into force of the registration of the contract for pledge of patent right
PC01 Cancellation of the registration of the contract for pledge of patent right

Date of cancellation: 20230627

Granted publication date: 20211026

Pledgee: Linqu Wujing sub branch of Bank of Weifang Co.,Ltd.

Pledgor: WHITEHEAD CHEMICAL CO.,LTD. SHANDONG

Registration number: Y2022980005869

PC01 Cancellation of the registration of the contract for pledge of patent right