CN219913807U - Novel rake type vacuum dryer - Google Patents
Novel rake type vacuum dryer Download PDFInfo
- Publication number
- CN219913807U CN219913807U CN202321298903.3U CN202321298903U CN219913807U CN 219913807 U CN219913807 U CN 219913807U CN 202321298903 U CN202321298903 U CN 202321298903U CN 219913807 U CN219913807 U CN 219913807U
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- Prior art keywords
- rake
- joint
- seat
- transmission shaft
- rake teeth
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- 230000005540 biological transmission Effects 0.000 claims abstract description 44
- 239000000463 material Substances 0.000 claims abstract description 16
- 210000004907 gland Anatomy 0.000 claims abstract description 12
- 239000007787 solid Substances 0.000 claims description 5
- 230000009467 reduction Effects 0.000 claims description 2
- 238000001035 drying Methods 0.000 abstract description 5
- 238000010438 heat treatment Methods 0.000 abstract description 4
- 238000012546 transfer Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 241001584775 Tunga penetrans Species 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 210000002310 elbow joint Anatomy 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012946 outsourcing Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Landscapes
- Drying Of Solid Materials (AREA)
Abstract
The utility model relates to a novel rake type vacuum dryer, which comprises: the steam rake comprises a rotary joint, an elbow, a tee joint, a steam main pipe, a gland, a joint seat, a transmission shaft, rake teeth, a connecting seat, a nut, a tooth pipe, a rake tooth seat, a rake plate, a steam branch pipe, a pipe seat, a body and a transmission device. The drying equipment can be used for continuous operation working conditions and intermittent operation working conditions, the heating surface is additionally provided with the transmission shaft and the rake teeth besides the inner wall of the shell, the heat transfer area of the equipment is increased, the condition that materials adhere to the surfaces of the transmission shaft and the rake teeth is eliminated, and the heat medium transmission efficiency is accelerated.
Description
Technical Field
The utility model belongs to the technical field of sludge drying in high-end manufacturing industry, and particularly relates to a novel rake vacuum dryer.
Background
The existing rake type vacuum drier is a drying device with intermittent operation, and mainly comprises a shell, a rotating shaft, rake teeth and a transmission part. The rotary shaft and the rake teeth play a role in stirring materials and updating surfaces, the material inlet and the material outlet are respectively arranged at the upper and lower positions in the middle of the shell, the rotary shaft rotates forward and backward, the rake teeth are arranged in the left-right direction, and the materials firstly move towards two sides and then move towards the middle under the action of the stirring shaft during operation. The problem is that the drier can not continuously work, and for thick, granular and other heat sensitive materials, a vibrating rod is arranged between the rake teeth to vibrate the materials adhered to the shell wall and the rake teeth, so that the transfer efficiency of the heat transfer surface is ensured. Therefore, the novel rake teeth vacuum dryer is designed, the drying equipment can be used for continuous operation working conditions and intermittent operation working conditions, a transmission shaft and rake teeth are additionally arranged on a heating surface except the inner wall of a shell to serve as the heating surface, the heat transfer area of the equipment is increased, the condition that materials adhere to the surfaces of the transmission shaft and the rake teeth is eliminated, and the heat medium transmission efficiency is accelerated.
Disclosure of Invention
The utility model aims at designing a novel rake type vacuum dryer, which has the technical scheme that:
a novel rake vacuum dryer comprising: rotary joint, elbow, tee bend, steam are responsible for, gland, joint seat, transmission shaft, rake teeth, connecting seat, nut, tooth pipe, harrow toothholder, harrow board, steam are the pipe, tube socket, body, transmission, its characterized in that:
1) The vacuum rake dryer mainly comprises a rotary joint, a transmission shaft, rake teeth, a body and a transmission device;
2) The rotary joint consists of an elbow, a tee joint, a gland and a joint seat; the gland is in a structure of a flange and a screw thread, the flange end is pressed against a bearing in the joint seat through a bolt, and the internal screw thread end is connected with the elbow through a tee joint; the steam inlet is connected with the steam main pipe through an elbow, and the condensate outlet enters the condensate pipe through a tee joint; the three-way valve is connected with a joint seat through a gland, and the joint seat is arranged on the transmission shaft through a bearing;
3) The transmission shaft is a hollow shaft tube with one end welded with a solid shaft head, the shaft tube is provided with a connecting seat which is arranged according to rake teeth and is provided with internal threads, the solid shaft head is connected with the transmission device through a coupler, and the hollow shaft tube is connected with the rotary joint through a bearing; the steam main pipe with external threads at one end in the shaft pipe is inserted into the transmission shaft through the bracket and is connected to the tee joint through threads;
4) The rake teeth consist of nuts, rake teeth pipes, rake teeth seats, rake plates, steam branch pipes and pipe seats; the harrow tooth seat is provided with a notch and a straight opening, the harrow tooth is inserted into the straight opening in the notch and inserted into the harrow tooth pipe, and the harrow tooth seat and the harrow tooth pipe are assembled and welded together; the rake teeth are arranged on the transmission shaft connecting seat through threads on the tooth pipes and locked by nuts;
5) The dryer body is of a jacket structure, and the material inlet and the material outlet are arranged at the position of the cylinder body close to the end cover;
6) The transmission device drives the transmission shaft to rotate through the reduction gearbox by using the motor;
the design key points of the utility model are as follows:
1. the dryer continuously operates;
2. steam is introduced into the transmission shaft and the rake teeth pipe;
3. the rake teeth can be adjusted and replaced in length.
The utility model has the advantages that:
1. most of the existing rake dryers are suitable for working conditions with small energy production in intermittent operation, and the technology can be suitable for intermittent operation and continuous operation;
2. the materials in the dryer cylinder are heated by heat from the jacket, the transmission shaft and the rake teeth pipe, so that the heat exchange area between the materials and the heating medium is increased on the basis of not increasing the length of the equipment, and the materials are not adhered to the surfaces of the transmission shaft and the rake teeth;
3. the material drying speed and the working efficiency are improved, and the production cost is reduced.
Drawings
FIG. 1 is a schematic diagram of a novel rake vacuum dryer according to the present utility model
FIG. 2 is an enlarged view of FIG. 1I
Fig. 3 is an enlarged view of fig. 2 ii, labeled: 1.0-rotary joint, 1.1-elbow 1.1, 1.2-tee, 1.3-steam main pipe, 1.4-gland, 1.5-joint seat, 2.0-transmission shaft, 3.0-rake teeth, 3.1-connecting seat, 3.2-nut, 3.3-rake teeth pipe, 3.4-rake teeth seat, 3.5-rake plate, 3.6-steam branch pipe, 3.7-pipe seat, 4.0-body and 5.0-transmission device
a-feed inlet, b 1-2 Additive port, c 1-2 -vacuum port, e 1-2 -heat medium inlet, f-outlet, g 1-2 -a thermal medium outlet, h 1-8 -sight glass viewing port, d-manhole, k 1 -steam inlet, k 2 -a condensate outlet.
Detailed Description
A novel rake vacuum dryer comprising: the steam turbine comprises a rotary joint 1.0, an elbow 1.1, a tee joint 1.2, a main steam pipe 1.3, a gland 1.4, a joint seat 1.5, a transmission shaft 2.0, rake teeth 3.0, a connecting seat 3.1, a nut 3.2, a rake teeth pipe 3.3, a rake teeth seat 3.4, a rake plate 3.5, a steam branch pipe 3.6, a pipe seat 3.7, a body 4.0 and a transmission device 5.0.
The specific implementation process comprises the following steps:
1. and (3) blanking: discharging all parts and assembly welding parts;
2. processing: all parts in the main steam pipe 1.3, the gland 1.4, the joint seat 1.5, the transmission shaft 2.0, the connecting seat 3.1, the rake teeth pipe 3.3, the rake teeth seat 3.4, the rake plate 3.5, the branch steam pipe 3.6, the pipe seat 3.7 and the body 4.0;
3. welding:
a) Parts: the body 4.0 and each interface take over;
b) And (3) assembly welding: a transmission shaft 2.0 shaft tube, a tube seat 3.7, a shaft head, a rake tooth tube 3.3, a rake tooth seat 3.4, a rake plate 3.5, a steam branch tube 3.6 and a tube seat 3.7;
4. outsourcing: a speed reducer, a motor and a coupling in a transmission device 5.0, an elbow 1.1, a tee joint 1.2, a nut 3.2, a bearing and a fastener;
5. and (2) mounting:
a) Drive shaft 2.0: the tube seat 3.7 is placed in the connecting seat 3.1, the nut 3.2 is screwed on the rake teeth tube 3.3 and then connected with the connecting seat 3.1, and the size of the rake teeth 3.0 is adjusted and then locked by the nut 3.2;
b) The transmission shaft 2.0 is transmitted into the body 4.0, and then an end cover and a sealing device are installed;
c) Bearing assemblies at two ends of the transmission shaft 2.0 are arranged;
d) A transmission shaft 2.0 solid shaft head coupler, a speed reducer and a motor are installed;
e) After the rotary joint 1.0 is installed, a gland 1.4, a tee joint 1.2 and an elbow 1.1 are respectively installed;
f) The transmission device 5.0 is arranged on the foundation or the base;
g) The manual jigger has no abnormality;
6. checking:
a) The external interfaces of the elbow 1.1 and the tee joint 1.2 are downward;
b) Fastening the fasteners at the joints, starting up, testing, packaging and shipping.
Claims (4)
1. A novel rake vacuum dryer comprising: rotary joint (1.0), elbow (1.1), tee bend (1.2), steam main pipe (1.3), gland (1.4), joint seat (1.5), transmission shaft (2.0), rake teeth (3.0), connecting seat (3.1), nut (3.2), tooth pipe (3.3), rake teeth seat (3.4), harrow plate (3.5), steam branch pipe (3.6), tube socket (3.7), body (4.0), transmission (5.0), its characterized in that:
1) The vacuum rake dryer mainly comprises a rotary joint (1.0), a transmission shaft (2.0), rake teeth (3.0), a body (4.0) and a transmission device (5.0);
2) The steam inlet of the rotary joint (1.0) is connected with the steam main pipe (1.3) through an elbow (1.1), and the condensate outlet enters the condensate pipeline through a tee joint (1.2); the tee joint (1.2) is connected with a joint seat (1.5) through a gland (1.4), and the joint seat (1.5) is arranged on a transmission shaft (2.0) through a bearing;
3) The solid shaft head of the transmission shaft (2.0) is connected with the transmission device (5.0) through a coupler, and the hollow shaft tube is connected with the rotary joint (1.0) through a bearing; a steam main pipe (1.3) with external threads at one end in the shaft tube is inserted into the transmission shaft (2.0) through a bracket, and is connected to the tee joint (1.2) in a threaded manner;
4) The rake teeth (3.0) are arranged on a connecting seat (3.1) of the transmission shaft (2.0) through threads on the tooth pipes (3.3) and are locked by nuts (3.2);
5) The dryer body (4.0) is of a jacket structure, and the material inlet and the material outlet are arranged at the position of the cylinder body close to the end cover;
6) The transmission device (5.0) drives the transmission shaft (2.0) to rotate through the reduction gearbox by using the motor.
2. The novel rake vacuum dryer of claim 1, wherein: the rotary joint (1.0) consists of an elbow (1.1), a tee joint (1.2), a gland (1.4) and a joint seat (1.5); the gland (1.4) is of a flange and screw thread structure, the flange end is pressed against a bearing in the joint seat (1.5) by a bolt, and the internal screw thread end is connected with the elbow (1.1) through the tee joint (1.2).
3. The novel rake vacuum dryer of claim 1, wherein: the transmission shaft (2.0) is a hollow shaft tube with one end welded with a solid shaft head, and the shaft tube is provided with a connecting seat (3.1) which is arranged according to rake teeth (3.0) and is provided with internal threads.
4. The novel rake vacuum dryer of claim 1, wherein: the rake teeth (3.0) are composed of nuts (3.2), rake teeth pipes (3.3), rake teeth seats (3.4), rake plates (3.5), steam branched pipes (3.6) and pipe seats (3.7); the harrow toothholder (3.4) is provided with a notch and a straight opening, the harrow plate (3.5) is inserted into the straight opening in the notch and inserted into the harrow tooth tube (3.3), and the harrow toothholder and the harrow plate are assembled and welded together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321298903.3U CN219913807U (en) | 2023-05-26 | 2023-05-26 | Novel rake type vacuum dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321298903.3U CN219913807U (en) | 2023-05-26 | 2023-05-26 | Novel rake type vacuum dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219913807U true CN219913807U (en) | 2023-10-27 |
Family
ID=88422372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321298903.3U Active CN219913807U (en) | 2023-05-26 | 2023-05-26 | Novel rake type vacuum dryer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219913807U (en) |
-
2023
- 2023-05-26 CN CN202321298903.3U patent/CN219913807U/en active Active
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