CN210751342U - Polypropylene material conveying anti-blocking device - Google Patents
Polypropylene material conveying anti-blocking device Download PDFInfo
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- CN210751342U CN210751342U CN201921420579.1U CN201921420579U CN210751342U CN 210751342 U CN210751342 U CN 210751342U CN 201921420579 U CN201921420579 U CN 201921420579U CN 210751342 U CN210751342 U CN 210751342U
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- China
- Prior art keywords
- blanking
- shaft
- barrel
- material conveying
- polypropylene
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- 239000000463 material Substances 0.000 title claims abstract description 70
- -1 Polypropylene Polymers 0.000 title claims abstract description 28
- 239000004743 Polypropylene Substances 0.000 title claims abstract description 28
- 229920001155 polypropylene Polymers 0.000 title claims abstract description 28
- 238000001704 evaporation Methods 0.000 claims abstract description 17
- 230000008020 evaporation Effects 0.000 claims abstract description 17
- 238000003756 stirring Methods 0.000 claims description 21
- 238000003466 welding Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 abstract description 18
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 239000000843 powder Substances 0.000 abstract description 9
- 238000006116 polymerization reaction Methods 0.000 abstract description 8
- 238000004134 energy conservation Methods 0.000 abstract description 4
- 238000007701 flash-distillation Methods 0.000 description 4
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 4
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
Images
Landscapes
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The utility model discloses a polypropylene material conveying anti-blocking device, which comprises a flash evaporation kettle body, a discharging barrel body and a material conveying barrel body; a discharging shaft is arranged in the discharging barrel, a discharging spiral blade is arranged on the main body of the discharging shaft, a plurality of drill bits are arranged on the edge of the blade at the top of the discharging spiral blade, a driven bevel gear is arranged at the bottom end of the discharging shaft, the driven bevel gear is meshed with a driving bevel gear, and the driving bevel gear is arranged at one end part of a rotating shaft; a material conveying shaft is arranged in the material conveying cylinder body and driven by a motor, and the motor drives the material conveying shaft and the rotating shaft to rotate simultaneously; the utility model provides a polypropylene conveying anti-blocking device, which can avoid the polypropylene powder to be output from carrying lump materials, ensure that the flash evaporation kettle can carry out quick material conveying, avoid the condition of pipeline blockage, and provide conditions for the continuous operation of polymerization feeding; the device has reasonable structure and low manufacturing and using cost, and accords with the principles of energy conservation and emission reduction and efficient utilization of energy.
Description
Technical Field
The utility model relates to a defeated material anti-clogging device of polypropylene belongs to polypropylene production facility technical field.
Background
The flash evaporation kettle is a main device for producing polypropylene, plays an extremely important role in the whole process flow, and directly determines the continuity of production and the stability of subsequent system operation if the flash evaporation kettle can normally operate. Therefore, the material conveying of the flash evaporation kettle is ensured to be smooth, the recovery treatment of propylene in the polymerization kettle can be avoided, the continuous polymerization is ensured, and the propylene loss is reduced.
The polypropylene powder carrying block material is found to be the main cause of material conveying blockage in production practice for many years. The device normally and stably operates, the phenomenon of material conveying and blocking of the flash evaporation kettle can not occur generally, however, along with successive use of high-efficiency catalysts such as DJD-Z and the like, repeated expansion and reconstruction of the device and weakening of heat transfer capacity of the polymerization kettle, block materials are generated during polypropylene powder production, and a great number of operation problems are added to daily production operation. The polypropylene powder carries block materials, so that the material conveying of the flash evaporation kettle is not smooth, even the pipeline is blocked, if the material is not properly treated in time, the polymerization feeding is easily retarded to be continuously carried out, a large amount of propylene is recovered, and the unit consumption of the propylene is not reduced. The polypropylene powder carries lump materials, which affects the safe, stable, long, full and excellent operation of the device.
In view of the above, the prior art polypropylene feeding device has disadvantages and drawbacks in practical use, and therefore needs to be improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the utility model provides a polypropylene conveying anti-blocking device, which can avoid the polypropylene powder to be output from carrying lump materials, ensure that the flash evaporation kettle can carry out quick material conveying, avoid the pipeline blockage, and provide a prerequisite for the continuous polymerization feeding; the device has reasonable structure and low manufacturing and using cost, and accords with the principles of energy conservation and emission reduction and efficient utilization of energy.
For solving the technical problem, the utility model discloses a following technical scheme:
a polypropylene material conveying anti-blocking device comprises a flash evaporation kettle body, a discharging barrel and a material conveying barrel, wherein the lower end part of the flash evaporation kettle body is fixedly connected with the upper end part of the discharging barrel and communicated with the inner cavity of the discharging barrel; a stirring shaft is arranged in the flash evaporation kettle body, a blanking shaft is arranged in the blanking barrel body, the blanking shaft and the central line of the stirring shaft are collinear, and a gap with the height of 10-20mm is reserved between the top end of the blanking shaft and the bottom end of the stirring shaft; the main body of the blanking shaft is provided with a blanking helical blade, the edge of the blade at the top of the blanking helical blade is provided with a plurality of drill bits, the bottom end of the blanking shaft is provided with a driven bevel gear, the driven bevel gear is meshed with a driving bevel gear, and the driving bevel gear is arranged at one end part of a rotating shaft; the inside defeated material axle that is equipped with of defeated material barrel, defeated material axle is driven by the motor, and the motor drives simultaneously defeated material axle and pivot and rotates.
Furthermore, the central line of the blanking cylinder body is perpendicular to the central line of the material conveying cylinder body.
Furthermore, the diameter of the blanking helical blade is gradually reduced from top to bottom, and the size of the position with the largest diameter of the blanking helical blade is 10-15mm smaller than the inner diameter of the blanking cylinder.
Further, the lower end of the blanking shaft is fixed on the mounting frame through a first bearing; the mounting bracket comprises three mounting rods arranged at equal included angles, and the outer end parts of the mounting rods are fixed on the inner wall of the blanking barrel body respectively through welding.
Furthermore, the rotating shaft is horizontally arranged and is arranged on the mounting plate through a second bearing; the mounting panel is vertical to be set up, and defeated material barrel is installed to a side of mounting panel.
Furthermore, a plurality of groups of horizontal stirring cross rods are arranged on the stirring shaft, and stirring blades are respectively arranged at the end parts of the stirring cross rods.
The utility model adopts the above technical scheme after, compare with prior art, have following advantage:
the utility model provides an anti-blocking device can avoid the polypropylene powder material to be exported to carry the lump material, ensures that the flash kettle can carry out the rapid material conveying, can not appear the condition of pipeline blockage, and the rapid material conveying of flash kettle provides the prerequisite for the continuous proceeding of polymerization feeding; the crushing and output of the materials are driven by the same motor, the structure is reasonable, the manufacturing and using cost is low, and the principle of energy conservation and emission reduction and efficient utilization of energy is met; the device can be widely popularized and applied in the technical field of polypropylene production equipment.
The present invention will be described in detail with reference to the accompanying drawings and examples.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
in the figure, the position of the upper end of the main shaft,
1-flash evaporation kettle body, 2-stirring shaft, 3-stirring blade, 4-blanking barrel, 5-material conveying barrel, 6-blanking shaft, 7-blanking spiral blade, 8-drill bit, 9-mounting rack, 10-first bearing, 11-driven bevel gear, 12-driving bevel gear, 13-rotating shaft, 14-second bearing, 15-motor, 16-chain, 17-material conveying shaft, 18-discharging spiral blade and 19-mounting rack.
Detailed Description
In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings.
As shown in fig. 1, the utility model provides a defeated material anti-clogging device of polypropylene, including flash distillation cauldron kettle body 1, unloading barrel 4 and defeated material barrel 5, the lower tip that flash distillation cauldron kettle body 1 leaks hopper-shaped is linked together with the upper end fixed connection and the inner chamber of unloading barrel 4, and flash distillation cauldron kettle body 1 and unloading barrel 4's central line collineation, the lower tip of unloading barrel 4 and defeated material barrel 5 fixed connection and inner chamber are linked together, and the central line of unloading barrel 4 sets up with the central line of defeated material barrel 5 perpendicularly.
Flash distillation cauldron body 1 is inside to be equipped with (mixing) shaft 2, installs the horizontally stirring horizontal pole of multiunit on the (mixing) shaft 2, and stirring vane 3 is installed respectively to the tip of stirring horizontal pole.
The blanking barrel 4 is internally provided with a vertically arranged blanking shaft 6, the central lines of the blanking shaft 6 and the stirring shaft 2 are collinear, a gap is reserved between the top end of the blanking shaft 6 and the lower end part of the stirring shaft 2, the height of the gap is 10-20mm, a main body of the blanking shaft 6 is provided with a blanking spiral blade 7, the diameter of the blanking spiral blade 7 is gradually reduced from top to bottom, the maximum diameter of the blanking spiral blade 7 is 10-15mm smaller than the inner diameter of the blanking barrel, so that the blanking spiral blade 7 has the advantage of preventing large materials from falling, a plurality of drill bits 8 which are arranged at equal intervals are arranged at the edge of the blade at the top of the blanking spiral blade 7, the drill bits 8 are used for breaking the large materials and then falling, and the lower end of the blanking shaft 6 is fixed; the mounting frame 9 is composed of three mounting rods arranged at equal included angles, the outer end parts of the mounting rods are respectively fixed on the inner wall of the blanking barrel 4 through welding, a driven bevel gear 11 is mounted at the bottom end of the blanking shaft 6, and the driven bevel gear 11 is meshed with a driving bevel gear 12; the driving bevel gear 12 is arranged at one end part of the rotating shaft 13; the rotating shaft 13 is horizontally arranged, the rotating shaft 13 is installed on the installation plate 19 through the second bearing 14, the installation plate 19 is vertically arranged, and the material conveying cylinder 5 is installed on one side surface of the installation plate 19; a material conveying shaft 17 is arranged in the material conveying cylinder 5, a material discharging helical blade 18 is arranged on the material conveying shaft 17, and the material discharging helical blade 18 is used for horizontally outputting the material falling from the blanking cylinder 4; the material conveying shaft 17 is driven by a motor 15, a chain wheel and a chain 16 meshed with the chain wheel are further arranged on the material conveying shaft 17, and the chain 16 is used for driving the rotating shaft 13 to rotate so as to drive the blanking shaft 6 and the blanking helical blades 7 to rotate.
The utility model discloses a concrete theory of operation:
the polypropylene material is vertically dropped into the discharging cylinder 4 after being formed in the inner cavity of the flash evaporation kettle body 1, the discharging shaft 6, the discharging helical blade 7 and the drill bit 8 in the inner cavity of the discharging cylinder 4 can be driven by the motor 15 to rotate rapidly, lump materials carried in powder are smashed and then fall, the material falls into the inner cavity of the material conveying cylinder 5, and then is output by the material conveying shaft 17 and the discharging helical blade 18, wherein the material conveying shaft 17 is also driven by the motor 15.
The utility model provides an anti-blocking device can avoid the polypropylene powder material to be exported to carry the lump material, ensures that the flash kettle can carry out the rapid material conveying, can not appear the condition of pipeline blockage, and the rapid material conveying of flash kettle provides the prerequisite for the continuous proceeding of polymerization feeding; the device only needs a single motor, has low manufacturing cost and has the advantages of energy conservation and emission reduction.
The foregoing is illustrative of the best mode of the invention, and details not described herein are within the common general knowledge of a person of ordinary skill in the art. The protection scope of the present invention is subject to the content of the claims, and any equivalent transformation based on the technical teaching of the present invention is also within the protection scope of the present invention.
Claims (6)
1. The utility model provides a defeated material anti-clogging device of polypropylene which characterized in that: the flash evaporation kettle comprises a flash evaporation kettle body (1), a blanking barrel (4) and a material conveying barrel (5), wherein the lower end part of the flash evaporation kettle body (1) is fixedly connected with the upper end part of the blanking barrel (4) and is communicated with the inner cavity of the blanking barrel, and the lower end part of the blanking barrel (4) is fixedly connected with the material conveying barrel (5) and is communicated with the inner cavity of the blanking barrel; a stirring shaft (2) is arranged in the flash evaporation kettle body (1), a blanking shaft (6) is arranged in the blanking barrel body (4), the blanking shaft (6) is collinear with the central line of the stirring shaft (2), and a gap with the height of 10-20mm is reserved between the top end of the blanking shaft (6) and the bottom end of the stirring shaft (2); a main body of the blanking shaft (6) is provided with a blanking spiral blade (7), the edge of a blade at the top of the blanking spiral blade (7) is provided with a plurality of drill bits (8), the bottom end of the blanking shaft (6) is provided with a driven bevel gear (11), the driven bevel gear (11) is meshed with a driving bevel gear (12), and the driving bevel gear (12) is arranged at one end part of a rotating shaft (13); defeated material barrel (5) inside is equipped with defeated material axle (17), and defeated material axle (17) are driven by motor (15), and motor (15) drive simultaneously is defeated material axle (17) and pivot (13) rotate.
2. The anti-clogging device for polypropylene delivery as claimed in claim 1, wherein: the central line of the blanking cylinder (4) is vertical to the central line of the material conveying cylinder (5).
3. The anti-clogging device for polypropylene delivery as claimed in claim 1, wherein: the diameter of the blanking helical blade (7) is gradually reduced from top to bottom, and the size of the position where the diameter of the blanking helical blade (7) is maximum is 10-15mm smaller than the inner diameter of the blanking cylinder.
4. The anti-clogging device for polypropylene delivery as claimed in claim 1, wherein: the lower end of the blanking shaft (6) is fixed on the mounting frame (9) through a first bearing (10); the mounting rack (9) is composed of three mounting rods with equal included angles, and the outer end parts of the mounting rods are fixed on the inner wall of the blanking barrel body (4) through welding.
5. The anti-clogging device for polypropylene delivery as claimed in claim 1, wherein: the rotating shaft (13) is horizontally arranged, and the rotating shaft (13) is arranged on the mounting plate (19) through a second bearing (14); the mounting panel (19) is vertical, and defeated material barrel (5) are installed to a side of mounting panel (19).
6. The anti-clogging device for polypropylene delivery as claimed in claim 1, wherein: a plurality of groups of horizontal stirring cross rods are arranged on the stirring shaft (2), and stirring blades (3) are respectively arranged at the end parts of the stirring cross rods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921420579.1U CN210751342U (en) | 2019-08-29 | 2019-08-29 | Polypropylene material conveying anti-blocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921420579.1U CN210751342U (en) | 2019-08-29 | 2019-08-29 | Polypropylene material conveying anti-blocking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210751342U true CN210751342U (en) | 2020-06-16 |
Family
ID=71050245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921420579.1U Active CN210751342U (en) | 2019-08-29 | 2019-08-29 | Polypropylene material conveying anti-blocking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210751342U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112012451A (en) * | 2020-09-22 | 2020-12-01 | 湖南汇渠建筑科技有限公司 | Automatic plastering device for house building construction |
| CN112391888A (en) * | 2020-11-20 | 2021-02-23 | 厦门宗顺建筑工程有限公司 | Light roadbed construction equipment |
-
2019
- 2019-08-29 CN CN201921420579.1U patent/CN210751342U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112012451A (en) * | 2020-09-22 | 2020-12-01 | 湖南汇渠建筑科技有限公司 | Automatic plastering device for house building construction |
| CN112391888A (en) * | 2020-11-20 | 2021-02-23 | 厦门宗顺建筑工程有限公司 | Light roadbed construction equipment |
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Legal Events
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221021 Address after: 262700 North Park West Street and West Wenchang Road, Wenjia Street, Shouguang City, Weifang City, Shandong Province Patentee after: Shandong Shanyu Packaging Co.,Ltd. Address before: 262700 West of Xinhua West Road and North of Xinsha Road, Houzhen Industrial Park, Shouguang City, Weifang City, Shandong Province Patentee before: Shandong Shouguang Jianyuanchun Chemical Co.,Ltd. Patentee before: WEIFANG University OF SCIENCE & TECHNOLOGY |