CN207247773U - A kind of rotary dryer - Google Patents
A kind of rotary dryer Download PDFInfo
- Publication number
- CN207247773U CN207247773U CN201721247444.0U CN201721247444U CN207247773U CN 207247773 U CN207247773 U CN 207247773U CN 201721247444 U CN201721247444 U CN 201721247444U CN 207247773 U CN207247773 U CN 207247773U
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- China
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- drying cylinder
- heat exchanger
- rotary dryer
- separated material
- material pipe
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Abstract
It the utility model is related to a kind of rotary dryer,Including material feeding box,Drying cylinder,Heat exchanger tube,Steam chest,Drop guide,Feed box and transmission device,The charging upper box part is equipped with feed inlet,It is internally provided with feed auger,The material feeding box is arranged at drying cylinder one end and with being connected inside drying cylinder,Drying cylinder is internally provided with several axially disposed heat exchanger tubes,The steam chest is arranged at the drying cylinder other end,Heat exchanger tube is connected with steam chest,The one end of steam chest away from drying cylinder is equipped with feed box,The feed box inside drying cylinder with connecting,The transmission device is located at drying cylinder bottom,Separated material pipe is equipped with the drying cylinder,Separated material pipe is coaxially disposed with drying cylinder,Material chamber is formed between separated material pipe and drying cylinder,Heat exchanger tube is positioned at material intracavitary,The separated material pipe periphery is equipped with several partition plates radially set along drying cylinder,The drying machine filling rate of the utility model is high,Heat exchanger tube utilization rate is high.
Description
Technical field
It the utility model is related to a kind of drying equipment, and in particular to a kind of indirect heating type rotary dryer.
Background technology
Indirect heating type rotary dryer is widely used in the drying of solid material, mainly by cylinder, heating system, transmission
System, feeding structure, discharging structure, swivel joint and supporting structure etc. form.Heat exchanger tube is on cylinder section with concentric circles
Mode is arranged into some circles, and through the whole length of cylinder.
Material is sent into the inner barrel of rotary dryer by feed auger；Heat medium（Steam or conduction oil etc.）It is passed through
Inside heat exchanger tube, the outer wall of heat exchanger tube is contacted with wet stock, is carried out indirect heat exchange and is completed drying process.Cylinder inclines with certain
Gradient, is supported on two pairs of support rollers of lower section and rotates.Material is under the rotation of cylinder from higher one end gradually to low side
It is mobile, gradually dried, be then discharged out during movement.
Indirect heating type rotary dryer can realize maximization, have running operation easy, safeguard that position is few, energy consumption is low
The features such as, it is widely used to the industries such as petrochemical industry, chemical industry, metallurgy, coal and inorganic salts.
Due to technological requirement and structure design, the core of cylinder is not provided with heat exchanger tube, the filling of material
Rate is very low, and the capacity utilization of equipment is very low；When equipment is run, material only carries out contact with the heat exchanger tube of cylinder body bottom and changes
Heat, the utilization rate of heat exchanger tube be not high.Simultaneously as the influence at frictional force and material angle of repose, material is inclined to when drying machine rotates
Side, causes extra power consumption.
Utility model content
The utility model is in order to solve the problems in the existing technology, there is provided a kind of filling rate is high, heat exchanger tube utilization rate
Indirect heating type rotary dryer high, energy consumption is low.
In order to achieve the above object, the utility model proposes technical solution be：A kind of rotary dryer, including charging
Case, drying cylinder, heat exchanger tube, steam chest, drop guide, feed box and transmission device, the charging upper box part are equipped with feed inlet, and inside is set
There is feed auger, the material feeding box is arranged at drying cylinder one end and with being connected inside drying cylinder, and drying cylinder is internally provided with several
Axially disposed heat exchanger tube, the steam chest are arranged at the drying cylinder other end, and heat exchanger tube is connected with steam chest, and steam chest is away from drying cylinder
One end be equipped with feed box, the feed box inside drying cylinder with connect, drying cylinder and material feeding box and feed box relative rotation, institute
State transmission device and be located at drying cylinder bottom, be equipped with separated material pipe in the drying cylinder, separated material pipe is coaxially disposed with drying cylinder, separated material pipe
Material chamber is formed between drying cylinder, heat exchanger tube is equipped with several and is radially set along drying cylinder positioned at material intracavitary, the separated material pipe periphery
The partition plate put.
Above-mentioned technical proposal is further designed to：The separated material length of tube is less than drying cylinder length, and both ends are not
Contacted with drying cylinder end, the both ends closure of separated material pipe.
The partition plate is equipped with least four and is circumferentially uniformly distributed along separated material pipe, and one end of partition plate is fixed on separated material pipe,
The other end is fixed on drying cylinder inner wall.
The separated material pipe outer wall is equipped with fixed plate, and fixed plate is equipped with groove, and partition plate is plugged in groove.
The drying cylinder bottom is additionally provided with fixing end support device and free end support device, and free end support device is close
Material feeding box side, fixing end support device are led to respectively close to feed box side, fixing end support device and free end support device
Two rolling rings being arranged on drying cylinder are crossed to be rotatablely connected with drying cylinder, transmission device by the gear ring that is arranged on drying cylinder with
Drying cylinder connects.
Entrance lock is equipped between drying cylinder and material feeding box, drying cylinder is connected with entrance lock, drying cylinder with
Drop guide is equipped between feed box.
The feed box is equipped with swivel coupling away from drying cylinder one end.
Tube support plate is welded with the drying cylinder inner wall, the heat exchanger tube is arranged on tube support plate.
The beneficial effects of the utility model are：
The rotary dryer of the utility model will be separated into by setting partition plate in drying cylinder by the inner space in cylinder
Several fan-shaped small chambers, improve the filling rate of material.
The material of the rotary dryer of the utility model only moves in each small chamber, and the dynamic of material is taken up in drying cylinder
Power diminishes, and the weight balancing of the material in each small space.Therefore the power needed for drying cylinder revolution can be reduced, reduce energy
Consumption.
The utility model rotary dryer is coaxially provided with separated material pipe in drying cylinder, material can have been concentrated on heat exchanger tube
Material it is indoor, the contact frequency of material and heat exchanger tube is improved, so as to improve heat exchange efficiency.
The rotary dryer of the utility model can minimize drying cylinder when handling same amount of material, save empty
Between at the same time reduce manufacture cost.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model embodiment；
Fig. 2 is the sectional view of drying cylinder in Fig. 1；
Fig. 3 is the structure diagram of Fig. 1 interval expects pipes；
Fig. 4 is Fig. 1 intervals expects pipe and partition plate connection diagram.
Embodiment
Below in conjunction with the accompanying drawings and the utility model is described in detail in specific embodiment.
Embodiment
Follow-on rotary dryer of the present embodiment is internally provided with as shown in Figure 1,1 top of material feeding box is equipped with feed inlet
Feed auger, material feeding box 1 are arranged at 7 one end of drying cylinder and are connected with the inside of drying cylinder 7, the thing that need to will be dried by feed auger
Material is sent into rotating drying cylinder, since material feeding box 1 and drying cylinder 7 rotate against, so the present embodiment junction equipped with into
Expect sealing device 2, to ensure the sealing of junction, drying cylinder 7 is internally provided with several axially disposed heat exchanger tubes 4, dry
7 other ends of cylinder are equipped with steam chest 10, and heat exchanger tube 4 is connected with steam chest 10, and steam chest 10 is equipped with feed box 12 away from 7 one end of drying cylinder, goes out
Hopper 12 is connected and relatively rotated with the inside of drying cylinder 7, and feed box 12 is equipped with discharging sealing device with 7 junction of drying cylinder and prevents
Material leakage, is additionally provided with drop guide 11 between feed box 12 and drying cylinder 7, feed box 12 connects away from drying cylinder one end equipped with rotation
First 13, the drying machine of the present embodiment using when thermal medium steam chest 10 is introduced into by swivel joint 13, be then redistributed to each heat exchange
Pipe 4, lime set are discharged by swivel joint 13 again.
As shown in Fig. 2, the present embodiment is equipped with separated material pipe 9 in drying cylinder 7, separated material pipe 9 is coaxially disposed with drying cylinder 7, every
Material chamber is formed between expects pipe 9 and drying cylinder 7, heat exchanger tube 4 is less than 7 length of drying cylinder, separated material positioned at material intracavitary, 9 length of separated material pipe
The both ends closure of pipe 9, and both ends do not contact with drying cylinder end, there are certain distance, thus in the inside of drying cylinder 7 two
End is respectively formed a batch mixing chamber.
The periphery of the present embodiment interval expects pipe 9 is equipped with several partition plates 18 radially set along drying cylinder 7, and passes through partition plate 18
It is detachably mounted on drying cylinder inner wall, its structure is as shown in Figure 3 and Figure 4.Partition plate can separate material chamber fan-shaped in several
Small chamber, material enter in each small chamber, can improve the filling rate of material.
The drying machine of the present embodiment, material are first delivered to by feed auger in the mixing chamber room of 7 front end of drying cylinder, then thus
Chamber is assigned in each fan-shaped small chamber, is entered after the drying of heat exchanger tube 4 in the mixing chamber room of 7 rear end of drying cylinder, then via leading
Glassware 11 enters feed box 12.
Partition plate 18 is equipped with four, and is uniformly distributed along separated material pipe 9 is circumferential, and 9 outer wall of separated material pipe is fixed with fixed plate 21, fixed
Plate 21 is equipped with groove, and 18 loose one end of partition plate is plugged in groove, and the other end is fixed on 7 inner wall of drying cylinder.It is removable
The separated material pipe unloaded can split out separated material pipe 9 when need to overhaul, in order to strengthen separated material pipe easy to be overhauled to drying cylinder inside
With the bonding strength of drying cylinder, partition plate 18 should be at least provided with four.
Drying cylinder bottom is additionally provided with fixing end support device 14 and free end support device 16, and free end support device is close
1 side of material feeding box, fixing end support device is close to 12 side of feed box, fixing end support device and free end support device difference
It is rotatablely connected by the preceding rolling ring 5 and rear rolling ring 8 that are arranged on drying cylinder 7 with drying cylinder 7, transmission device 15 is dry by being arranged at
Gear ring 6 on dry cylinder is connected with drying cylinder.
The rotary dryer of the utility model is not limited to the various embodiments described above, all skills obtained using equivalent substitution mode
Art scheme is all fallen within the range of the requires of the utility model protection.
Claims (8)
1. a kind of rotary dryer, including material feeding box, drying cylinder, heat exchanger tube, steam chest, drop guide, feed box and transmission device, institute
State charging upper box part and be equipped with feed inlet, be internally provided with feed auger, the material feeding box is arranged at drying cylinder one end and and drying cylinder
Inside connection, drying cylinder are internally provided with several axially disposed heat exchanger tubes, and the steam chest is arranged at the drying cylinder other end, changes
Heat pipe is connected with steam chest, and the one end of steam chest away from drying cylinder is equipped with feed box, and the feed box is dry with being connected inside drying cylinder
Cylinder is relatively rotated with material feeding box and feed box, and the transmission device is located at drying cylinder bottom, it is characterised in that：In the drying cylinder
Equipped with separated material pipe, separated material pipe is coaxially disposed with drying cylinder, material chamber is formed between separated material pipe and drying cylinder, heat exchanger tube is positioned at material chamber
Interior, the separated material pipe periphery is equipped with several partition plates radially set along drying cylinder.
2. rotary dryer according to claim 1, it is characterised in that：The separated material length of tube is less than drying cylinder length, and
Both ends do not contact with drying cylinder end, the both ends closure of separated material pipe.
3. rotary dryer according to claim 2, it is characterised in that：The partition plate is at least provided with four and all along separated material pipe
To being uniformly distributed, one end of partition plate is fixed on separated material pipe, and the other end is fixed on drying cylinder inner wall.
4. rotary dryer according to claim 3, it is characterised in that：The separated material pipe outer wall is equipped with fixed plate, fixed plate
Groove is equipped with, partition plate is plugged in groove.
5. according to one of Claims 1-4 rotary dryer, it is characterised in that：The drying cylinder bottom is additionally provided with fixation
Hold support device and free end support device, free end support device is close to material feeding box side, and fixing end support device is close to going out
Two rolling rings and the drying by being arranged on drying cylinder respectively of hopper side, fixing end support device and free end support device
Cylinder rotation connection, transmission device are connected by the gear ring being arranged on drying cylinder with drying cylinder.
6. rotary dryer according to claim 5, it is characterised in that：Feeding seal is equipped between drying cylinder and material feeding box to fill
Put, drying cylinder is connected with entrance lock, and drop guide is equipped between drying cylinder and feed box.
7. rotary dryer according to claim 6, it is characterised in that：The feed box is equipped with rotation away from drying cylinder one end
Connector.
8. rotary dryer according to claim 7, it is characterised in that：Tube support plate is welded with the drying cylinder inner wall,
The heat exchanger tube is arranged on tube support plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721247444.0U CN207247773U (en) | 2017-09-27 | 2017-09-27 | A kind of rotary dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721247444.0U CN207247773U (en) | 2017-09-27 | 2017-09-27 | A kind of rotary dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207247773U true CN207247773U (en) | 2018-04-17 |
Family
ID=61885591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721247444.0U Active CN207247773U (en) | 2017-09-27 | 2017-09-27 | A kind of rotary dryer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207247773U (en) |
-
2017
- 2017-09-27 CN CN201721247444.0U patent/CN207247773U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 211178 No. 69, Xiyan Road, Jiangning Binjiang Development Zone, Nanjing, Jiangsu Patentee after: Tianhua Institute (Nanjing) Intelligent Manufacturing Co.,Ltd. Address before: 211178 No. 69, Xiyan Road, Jiangning Binjiang Development Zone, Nanjing, Jiangsu Patentee before: NANJING TIANHUA CHEMICAL ENGINEERING Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |