CN216224378U - High-efficient reation kettle of polyurethane production usefulness - Google Patents
High-efficient reation kettle of polyurethane production usefulness Download PDFInfo
- Publication number
- CN216224378U CN216224378U CN202122791692.4U CN202122791692U CN216224378U CN 216224378 U CN216224378 U CN 216224378U CN 202122791692 U CN202122791692 U CN 202122791692U CN 216224378 U CN216224378 U CN 216224378U
- Authority
- CN
- China
- Prior art keywords
- kettle main
- reaction kettle
- reation kettle
- main part
- telescopic rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 229920002635 polyurethane Polymers 0.000 title claims abstract description 20
- 239000004814 polyurethane Substances 0.000 title claims abstract description 20
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 14
- 238000006243 chemical reaction Methods 0.000 claims abstract description 41
- 238000003756 stirring Methods 0.000 claims abstract description 22
- 244000309464 bull Species 0.000 claims abstract description 9
- 239000007788 liquid Substances 0.000 claims description 8
- 239000002994 raw material Substances 0.000 abstract description 15
- 238000002156 mixing Methods 0.000 abstract description 5
- 229920005749 polyurethane resin Polymers 0.000 abstract description 5
- 239000000203 mixture Substances 0.000 abstract description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- 238000012644 addition polymerization Methods 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000012948 isocyanate Substances 0.000 description 1
- IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 description 1
- 150000002513 isocyanates Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 229920005862 polyol Polymers 0.000 description 1
- 150000003077 polyols Chemical class 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
Images
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- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The utility model discloses a high-efficiency reaction kettle for polyurethane production, which relates to the technical field of polyurethane resin production and comprises a reaction kettle main body and a top cover arranged at the top of the reaction kettle main body, wherein a discharge hole is formed in the side part of the reaction kettle main body, a feed hole is formed in the top of the top cover, an annular rack is arranged on the annular inner wall of the reaction kettle main body, a motor is arranged on the inner wall of the bottom of the reaction kettle main body, a rotating rod is arranged at the top end of an output shaft of the motor, and a gear is rotatably arranged at the top of the rotating rod. The reation kettle main part is gone into to react through feed inlet department during the use with the raw materials in pouring into, drives the gear through motor and bull stick and rotates, under the influence of annular rack, also can carry out the rotation during the gear is rotatory, makes the stirring rake rotatory around the motor in the reation kettle main part, rotates simultaneously, can carry out intensive mixing to the raw materials of each part in the reation kettle main part, makes the even mixture of raw materials in the reation kettle main part.
Description
Technical Field
The utility model relates to the technical field of polyurethane resin production, in particular to a high-efficiency reaction kettle for polyurethane production.
Background
The polyurethane waterproof coating is prepared by mixing and reacting a prepolymer containing isocyanate groups, which is prepared by carrying out addition polymerization reaction on isocyanate, polyether polyol and the like, and a catalyst, an anhydrous auxiliary agent, an anhydrous filler and the like, wherein a reaction kettle is a key device in the production process of the polyurethane waterproof coating, the polyurethane resin is synthesized, the reaction temperature needs to be controlled between 60 and 100 ℃, and a branching and crosslinking side reaction can be generated at the temperature of over 130 ℃, so that the molecular regularity of the resin is influenced, and the key for ensuring the reaction speed and the reaction degree is to ensure the uniform mixing of all components participating in the reaction kettle.
The existing reaction kettle mostly stirs through the fixed stirring paddle, the viscosity of the synthetic reaction materials of the polyurethane resin is large, the fixed stirring paddle is difficult to fully stir the part close to the kettle wall during stirring, the quality uniformity of the polyurethane resin is influenced, and therefore the efficient reaction kettle for producing the polyurethane is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a high-efficient reation kettle of polyurethane production usefulness to solve the problem that current reation kettle who proposes in the above-mentioned background art is difficult to carry out abundant stirring to the part that is close to the cauldron wall.
In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides a high-efficient reation kettle of polyurethane production usefulness, include the reation kettle main part with set up in the top cap at reation kettle main part top, the discharge gate is installed to the lateral part of reation kettle main part, the feed inlet is installed at the top of top cap, install annular rack on the annular inner wall of reation kettle main part, install the motor on the bottom inner wall of reation kettle main part, the bull stick is installed on the output shaft top of motor, the top of bull stick is rotated and is installed the gear, the gear with annular rack meshes mutually, the pivot is installed at the top of gear, a plurality of stirring rake, it is a plurality of are evenly installed to the lateral part of pivot the stirring rake circumference sets up, the lateral part of pivot is installed and is scraped wall mechanism.
Preferably, scrape wall mechanism and include the support, the support mounting be in on the pivot lateral part, the scraper blade is installed through the telescopic unit of a plurality of even settings to the lateral part of support, the scraper blade with the inside wall phase-match of reation kettle main part.
Preferably, the side of the scraper is provided with a chamfer.
Preferably, the telescopic unit comprises a telescopic rod sleeve, the telescopic rod sleeve is installed on the side portion of the support, a telescopic rod body is sleeved in the telescopic rod sleeve in a sliding mode, the telescopic rod body is connected with the side portion of the scraper, and an elastic element is installed on the telescopic rod sleeve.
Preferably, the elastic element comprises an expansion spring, the expansion spring is sleeved on the expansion link sleeve, one end of the expansion spring is connected with the side part of the support, and the other end of the expansion spring is connected with the side part of the scraper.
Preferably, a liquid level meter is installed on the side of the reaction kettle main body, and the bottom end of the liquid level meter is communicated with the interior of the reaction kettle main body.
Preferably, the bottom plate is installed to the bottom of reation kettle main part, the bottom of bottom plate is rotated and is installed the wheel that four rectangles set up.
In conclusion, the technical effects and advantages of the utility model are as follows:
1. when the stirring device is used, raw materials are poured into the reaction kettle main body through the feeding port to react, the gear is driven to rotate through the motor and the rotating rod, and under the influence of the annular rack, the gear also rotates when rotating, so that the stirring paddle rotates around the motor ceaselessly in the reaction kettle main body and rotates simultaneously, raw materials of all parts in the reaction kettle main body can be fully stirred, and the raw materials are uniformly mixed in the reaction kettle main body.
2. According to the utility model, the support and the scraper can be driven to synchronously rotate when the rotating shaft rotates, so that the scraper scrapes off raw materials attached to the inner wall of the reaction kettle main body, and pressure from the direction of the telescopic rod sleeve can be applied to the scraper through the arrangement of the telescopic rod sleeve, the telescopic rod body and the telescopic spring, so that the scraper is more tightly attached to the inner wall of the reaction kettle main body.
Drawings
FIG. 1 is a schematic perspective view of a high efficiency reaction vessel for polyurethane production in the example of the present application;
FIG. 2 is a schematic diagram of the internal structure of a high-efficiency reaction kettle for polyurethane production in the example of the present application;
FIG. 3 is a schematic sectional top view of a high efficiency reactor for polyurethane production in an embodiment of the present application;
FIG. 4 is a schematic structural view of a connection portion between a bracket and a scraper in an embodiment of the present application.
In the figure: 1. a reaction kettle main body; 2. a top cover; 3. a feed inlet; 4. a discharge port; 5. a liquid level meter; 6. a base plate; 7. a wheel; 8. a motor; 9. a rotating rod; 10. a gear; 11. an annular rack; 12. a rotating shaft; 13. a stirring paddle; 14. a support; 15. a squeegee; 16. a telescopic rod sleeve; 17. a telescopic rod body; 18. a telescoping spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b): referring to fig. 1-4, a high-efficient reation kettle of polyurethane production usefulness, including reation kettle main part 1 and set up in top cap 2 at reation kettle main part 1 top, discharge gate 4 is installed to the lateral part of reation kettle main part 1, feed inlet 3 is installed at the top of top cap 2, install annular rack 11 on the annular inner wall of reation kettle main part 1, install motor 8 on the bottom inner wall of reation kettle main part 1, bull stick 9 is installed on the output shaft top of motor 8, the top of bull stick 9 is rotated and is installed gear 10, gear 10 meshes with annular rack 11 mutually, pivot 12 is installed at the top of gear 10, a plurality of stirring rakes 13 are evenly installed to the lateral part of pivot 12, a plurality of stirring rakes 13 circumference sets up, the lateral part of pivot 12 is installed and is scraped wall mechanism.
Borrow by above-mentioned structure, it reacts in reation kettle main part 1 to pour into the raw materials through feed inlet 3 department during the use, starter motor 8 drives gear 10 through bull stick 9 and rotates around motor 8, pivot 12 and stirring rake 13 synchronous revolution, under the influence of annular rack 11, also can carry out the rotation when gear 10 is rotatory, and drive pivot 12 and support 14 rotation, stirring rake 13 is in reation kettle main part 1 ceaselessly rotatory around motor 8, rotate simultaneously, can carry out the intensive mixing to the raw materials of each part in reation kettle main part 1, make the even mixture of raw materials in reation kettle main part 1.
As shown in fig. 1, a liquid level meter 5 is installed on the side of the reaction vessel main body 1, and the bottom end of the liquid level meter 5 is communicated with the inside of the reaction vessel main body 1. Through the setting of level gauge 5, can carry out real-time supervision to the liquid level height of reation kettle main part 1 inside when using, convenient to use more.
As shown in fig. 1, a bottom plate 6 is mounted at the bottom of the reaction kettle main body 1, and four wheels 7 arranged in a rectangular shape are rotatably mounted at the bottom of the bottom plate 6. Through the setting of bottom plate 6 and wheel 7, can remove reation kettle main part 1, strengthened the mobility of equipment.
As shown in fig. 2 and 4, the wall scraping mechanism comprises a bracket 14, the bracket 14 is mounted on the side portion of the rotating shaft 12, the side portion of the bracket 14 is provided with a scraper 15 through a plurality of uniformly arranged telescopic units, and the scraper 15 is matched with the inner side wall of the reaction kettle main body 1. When the rotating shaft 12 rotates, the bracket 14 and the scraper 15 are driven to rotate synchronously, so that the scraper 15 intermittently contacts with the inner wall of the reaction kettle main body 1, the raw materials attached to the inner wall of the reaction kettle main body 1 are scraped, and the attachment is reduced. The side of the scraper 15 is chamfered. Through the setting of chamfer, reduced stress concentration, the scraper blade 15 of being convenient for is scraped the inside wall of reation kettle main part 1.
As shown in fig. 2 and 4, the telescopic unit includes a telescopic rod sleeve 16, the telescopic rod sleeve 16 is installed at a side portion of the bracket 14, a telescopic rod body 17 is slidably sleeved in the telescopic rod sleeve 16, the telescopic rod body 17 is connected with a side portion of the scraper 15, and an elastic element is installed on the telescopic rod sleeve 16. Through the setting of telescopic link cover 16 and the telescopic link body 17, when scraper blade 15 and the inner wall contact of reation kettle main part 1, receive the extrusion and can contract to telescopic link cover 16 directions, avoid bumping and lead to equipment to damage. The elastic element comprises an expansion spring 18, the expansion spring 18 is sleeved on the expansion rod sleeve 16, one end of the expansion spring 18 is connected with the side part of the support 14, and the other end of the expansion spring 18 is connected with the side part of the scraper 15. Through the setting of expanding spring 18, can give scraper blade 15 a pressure that comes from telescopic link cover 16 direction, make scraper blade 15 and the inner wall laminating of reation kettle main part 1 inseparabler.
This practical theory of operation:
during the use go into the reaction in reation kettle main part 1 through 3 departments of feed inlet with the raw materials, starter motor 8 drives gear 10 through bull stick 9 and rotates around motor 8, pivot 12 and stirring rake 13 synchronous revolution, under the influence of annular rack 11, also can carry out the rotation when gear 10 is rotatory, and drive pivot 12 and support 14 rotation, stirring rake 13 is in reation kettle main part 1 ceaselessly rotatory around motor 8, rotate simultaneously, can carry out the intensive mixing to the raw materials of each part in reation kettle main part 1, make the even mixture of raw materials in reation kettle main part 1.
Can drive support 14 and scraper blade 15 synchronous rotation when pivot 12 rotates, make scraper blade 15 intermittent type and reation kettle main part 1's inner wall contact, scrape adnexed raw materials down on the inner wall with reation kettle main part 1, and stir by stirring rake 13, through the setting of telescopic link cover 16 and the telescopic link body 17, when scraper blade 15 and reation kettle main part 1's inner wall contact, receive the extrusion and can contract to telescopic link cover 16 direction, avoid bumping and lead to the equipment to damage, setting through expanding spring 18, can be for scraper blade 15 one come from the pressure of telescopic link cover 16 direction, make scraper blade 15 and reation kettle main part 1's inner wall laminating inseparabler.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (7)
1. The utility model provides a high-efficient reation kettle of polyurethane production usefulness, include reation kettle main part (1) and set up in top cap (2) at reation kettle main part (1) top, its characterized in that: discharge gate (4) are installed to the lateral part of reation kettle main part (1), feed inlet (3) are installed at the top of top cap (2), install annular rack (11) on the annular inner wall of reation kettle main part (1), install motor (8) on the bottom inner wall of reation kettle main part (1), bull stick (9) are installed on the output shaft top of motor (8), the top of bull stick (9) is rotated and is installed gear (10), gear (10) with annular rack (11) mesh mutually, pivot (12) are installed at the top of gear (10), a plurality of stirring rake (13) are evenly installed to the lateral part of pivot (12), and are a plurality of stirring rake (13) circumference sets up, the lateral part of pivot (12) is installed and is scraped wall mechanism.
2. The high-efficiency reaction kettle for producing polyurethane as claimed in claim 1, wherein: scrape wall mechanism and include support (14), install support (14) on pivot (12) lateral part, scraper blade (15) are installed through the flexible unit of a plurality of even settings to the lateral part of support (14), scraper blade (15) with the inside wall phase-match of reation kettle main part (1).
3. The high-efficiency reaction kettle for producing polyurethane as claimed in claim 2, wherein: the side part of the scraper (15) is provided with a chamfer.
4. The high-efficiency reaction kettle for producing polyurethane as claimed in claim 2, wherein: the telescopic unit comprises a telescopic rod sleeve (16), the telescopic rod sleeve (16) is installed on the side portion of the support (14), a telescopic rod body (17) is sleeved in the telescopic rod sleeve (16) in a sliding mode, the telescopic rod body (17) is connected with the side portion of the scraper (15), and an elastic element is installed on the telescopic rod sleeve (16).
5. The high-efficiency reaction kettle for producing polyurethane as claimed in claim 4, wherein: the elastic element comprises an expansion spring (18), the expansion spring (18) is sleeved on the expansion rod sleeve (16), one end of the expansion spring (18) is connected with the side portion of the support (14), and the other end of the expansion spring (18) is connected with the side portion of the scraper (15).
6. The high-efficiency reaction kettle for producing polyurethane as claimed in claim 1, wherein: a liquid level meter (5) is installed on the side portion of the reaction kettle main body (1), and the bottom end of the liquid level meter (5) is communicated with the inside of the reaction kettle main body (1).
7. The high-efficiency reaction kettle for producing polyurethane as claimed in claim 1, wherein: bottom plate (6) are installed to the bottom of reation kettle main part (1), wheel (7) that four rectangles set up are installed in the bottom rotation of bottom plate (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122791692.4U CN216224378U (en) | 2021-11-15 | 2021-11-15 | High-efficient reation kettle of polyurethane production usefulness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122791692.4U CN216224378U (en) | 2021-11-15 | 2021-11-15 | High-efficient reation kettle of polyurethane production usefulness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216224378U true CN216224378U (en) | 2022-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122791692.4U Expired - Fee Related CN216224378U (en) | 2021-11-15 | 2021-11-15 | High-efficient reation kettle of polyurethane production usefulness |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115007568A (en) * | 2022-06-21 | 2022-09-06 | 浙江华铁建设工程有限公司 | Highway engineering road bed road surface construction is with washing stone desilting device |
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2021
- 2021-11-15 CN CN202122791692.4U patent/CN216224378U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115007568A (en) * | 2022-06-21 | 2022-09-06 | 浙江华铁建设工程有限公司 | Highway engineering road bed road surface construction is with washing stone desilting device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220408 |