CN220244542U - Rotary valve lined with polyurethane - Google Patents
Rotary valve lined with polyurethane Download PDFInfo
- Publication number
- CN220244542U CN220244542U CN202321584435.6U CN202321584435U CN220244542U CN 220244542 U CN220244542 U CN 220244542U CN 202321584435 U CN202321584435 U CN 202321584435U CN 220244542 U CN220244542 U CN 220244542U
- Authority
- CN
- China
- Prior art keywords
- circular wall
- fixed
- wall surface
- rotary valve
- outer circular
- Prior art date
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- 229920002635 polyurethane Polymers 0.000 title claims abstract description 26
- 239000004814 polyurethane Substances 0.000 title claims abstract description 26
- 238000007789 sealing Methods 0.000 claims abstract description 58
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000007787 solid Substances 0.000 claims description 17
- 238000007790 scraping Methods 0.000 claims description 12
- 206010015866 Extravasation Diseases 0.000 abstract description 8
- 230000036251 extravasation Effects 0.000 abstract description 8
- 239000000463 material Substances 0.000 description 19
- 230000000694 effects Effects 0.000 description 10
- 239000010410 layer Substances 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 239000011241 protective layer Substances 0.000 description 5
- 239000012530 fluid Substances 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 239000002932 luster Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses a rotary valve lined with polyurethane, which has the technical scheme that: the water pump comprises a shell, wherein two water holes are formed in the outer circular wall surface of the shell, the two water holes correspond to each other, two fixed pipes are fixedly arranged on the outer circular wall surface of the shell, the fixed pipes correspond to the water holes, a fixed groove is formed in the outer circular wall surface of the fixed pipe, and a driving motor is fixedly arranged at one end of the shell; the sealing assembly is arranged on the outer circular wall surface of the fixed pipe and used for sealing the pipeline, the rotary valve is more stable when connected with other pipelines through the fixed pipe, the rotary valve cannot be subjected to an extravasation phenomenon when flowing with other pipelines under the acting force of the sealing assembly, the practicability of the rotary valve is improved, and the outer circular wall surface of the pipeline can be fixed through the two first fixing rings and the second fixing rings when the other pipelines are sleeved with the fixed pipe through the sealing ring, so that the sealing efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of rotary valves, in particular to a rotary valve with polyurethane lining.
Background
Rotary valves are commonly used for material discharge, and in order to achieve good continuous discharge, a plurality of valve plates are usually arranged in the rotary valve to form a rotary valve wheel so as to stir the material to be discharged into a conveying pipe when the material enters the rotary valve
According to the publication number: the Chinese patent of CN217050538U relates to an anti-blocking rotary valve, which comprises a shell, wherein an active rotary valve wheel is arranged in the shell, a plurality of valve plates are arranged on the active rotary valve wheel, and the valve plates are arranged in a zigzag structure.
The above solution still has the following drawbacks: the rotary valve has poor sealing effect, and the joint of the pipeline and the rotary valve is easy to generate circulation and extravasation phenomenon when the rotary valve is connected with other pipelines to convey materials, so that the transmission efficiency of the rotary valve is affected, and if corrosive fluid is corrosive, the environment is easy to pollute, therefore, the rotary valve with the polyurethane lining is provided.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the lining polyurethane rotary valve, which solves the problems that the sealing effect of the rotary valve is poor, the joint of the pipeline and the rotary valve is easy to generate circulation and extravasation phenomenon when the rotary valve is connected with other pipelines to transmit materials, thereby influencing the transmission efficiency of the rotary valve, and if corrosive fluid is corrosive, the environment is easy to be polluted.
The technical aim of the utility model is realized by the following technical scheme:
a lined polyurethane rotary valve comprising: the pipeline sealing device comprises a shell, wherein two water holes are formed in the outer circular wall surface of the shell, the two water holes are corresponding, two fixing pipes are fixedly arranged on the outer circular wall surface of the shell, the fixing pipes correspond to the water holes, fixing grooves are formed in the outer circular wall surface of the fixing pipes, a driving motor is fixedly arranged at one end of the shell, and a sealing assembly is arranged on the outer circular wall surface of the fixing pipes and used for sealing the pipeline.
Through adopting above-mentioned technical scheme, through setting up fixed pipe, can make the rotary valve more stable when being connected with other pipelines through fixed pipe, can not appear the extravasation phenomenon when making the rotary valve circulate with other pipelines under seal assembly's effort to the practicality of rotary valve has been improved.
Preferably, the sealing assembly comprises: the two sealing rings are respectively fixedly sleeved on the inner circular wall surfaces of the two fixing grooves, two first fixing rings are movably sleeved on the inner circular wall surfaces of the fixing grooves, the two first fixing rings are arranged at intervals through the sealing rings, the outer circular wall surface hinge of each first fixing ring is connected with a second fixing ring, and fixing blocks are fixedly arranged on the outer circular wall surfaces of the first fixing rings.
Through adopting above-mentioned technical scheme, through setting up the sealing ring, can make other pipelines and fixed pipe overlap through the sealing ring and establish the time can fix the outer circular wall face of pipeline through two first solid fixed rings and second solid fixed rings, avoided the rotary valve pipeline interface department fluidic extravasation when carrying out the operation to seal assembly's sealing efficiency has been improved.
Preferably, the sealing assembly further comprises: the two threaded holes are respectively formed in one side of the two fixed blocks, a limiting block is fixedly arranged on the outer circular wall surface of the second fixed ring, a limiting hole is formed in one side of the limiting block, the limiting hole corresponds to the threaded hole, a bolt is movably sleeved on the inner circular wall surface of the limiting hole, and the bolt is in threaded connection with the threaded hole.
Through adopting above-mentioned technical scheme, through setting up the bolt, can fix first solid fixed ring and second solid fixed ring through the bolt, make first solid fixed ring and second solid fixed ring and fixed slot looks joint to multiple seal under the effect of sealing ring, improved seal assembly's gas tightness.
Preferably, a through hole is formed in one end of the shell, a rotating groove is formed in one end of the inside of the shell, and a polyurethane protection layer is fixedly sleeved on the inner circular wall surface of the shell.
Through adopting above-mentioned technical scheme, through setting up the polyurethane protective layer, have very strong film nature, gloss through the polyurethane protective layer, the adhesive force is strong, waterproof, wear-resisting, corrosion-resistant, can avoid having corrosive material to cause the damage to the interior circular wall of casing when making the rotary valve carry out the transmission.
Preferably, the inner circular wall surface of the rotary groove is movably sleeved with a rotary column, a plurality of valve plates are fixedly arranged on the outer circular wall surface of the rotary column, and scraping plates are fixedly arranged on the top surfaces of the valve plates.
Through adopting above-mentioned technical scheme, through setting up the valve block, can drive motor drive under the effect of spliced pole to the wall attached material in the casing through the valve block strike off, make attached material and the wall separation in the casing under the effect of valve block to guarantee the clean and tidy nature of the wall in the casing, and then improve the scraping efficiency of scraping the material subassembly.
Preferably, a connecting column is fixedly arranged at the other end of the rotating column, the connecting column is movably sleeved with the through hole, one end of the connecting column is fixedly arranged with one end of the rotating shaft of the driving motor, two mounting grooves are formed in the outer circular wall surface of the connecting column, and a labyrinth sealing ring is fixedly sleeved on the inner circular wall surface of the mounting groove.
By adopting the technical scheme, through setting up the labyrinth seal, can set up a plurality of annular seal tooth of arranging in proper order around the spliced pole through the labyrinth seal, form a series of closure clearance and inflation cavity between tooth, the sealed medium produces the throttling effect and reaches the purpose of preventing leaking when passing through the clearance of tortuous labyrinth.
In summary, the utility model has the following advantages:
through setting up seal assembly, can make other pipelines and fixed pipe through seal assembly overlap when establishing through the sealing ring can fix the outer circular wall face of pipeline through two first solid fixed rings and second solid fixed rings, avoided the rotary valve pipeline interface department fluidic extravasation when carrying out the operation to seal assembly's sealing efficiency has been improved, can fix first solid fixed ring and second solid fixed ring through the bolt, make first solid fixed ring and the solid fixed ring of second and fixed slot looks joint, thereby multiple seal under the effect of sealing ring has improved seal assembly's gas tightness.
Through setting up fixed pipe, can make rotary valve and other pipelines more stable when being connected through fixed pipe, make rotary valve can not appear the exosmosis phenomenon when circulating with other pipelines under seal assembly's effort, thereby the practicality of rotary valve has been improved, through setting up the polyurethane protective layer, have very strong film nature through the polyurethane protective layer, gloss, the adhesive force is strong, it is waterproof, wear-resisting, corrosion-resistant, can avoid having corrosive material to cause the damage to the wall in the casing when making rotary valve carry out the transmission, through setting up the valve block, can drive motor through the valve block and strike off the attached material of wall in the casing under the effect that rotates the post, make attached material separate with the wall in the casing under the effect of valve block, thereby guarantee the clean and tidy nature of wall in the casing, and then improve the scraping material efficiency of scraping the material subassembly, through setting up labyrinth seal, can set up a plurality of annular seal tooth that arrange in proper order around the post through the labyrinth seal, form a series of gaps and expansion cavity between tooth, by sealed medium produces the throttle effect and reaches the purpose that hinders leakage when passing through the clearance of tortuous maze.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic view of a split construction of the present utility model;
FIG. 3 is a schematic view of a turning column structure according to the present utility model;
fig. 4 is a schematic structural view of a first fixing ring of the present utility model.
Reference numerals: 1. a housing; 2. a water through hole; 3. a fixed tube; 4. a fixing groove; 5. a driving motor; 6. a seal ring; 7. a first fixing ring; 8. a second fixing ring; 9. a fixed block; 10. a threaded hole; 11. a limiting block; 12. a limiting hole; 13. a bolt; 14. a through hole; 15. a rotating groove; 16. a polyurethane protective layer; 17. rotating the column; 18. a valve plate; 19. a scraper; 20. a connecting column; 21. a mounting groove; 22. labyrinth seal.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, fig. 2 and fig. 4, a lining polyurethane rotary valve, which comprises a housin 1, two limbers 2 have been seted up to the outer disc of casing 1, two limbers 2 are corresponding, the outer disc fixed mounting of casing 1 has two fixed pipes 3, fixed pipe 3 is corresponding with limbers 2, fixed slot 4 has been seted up to the outer disc of fixed pipe 3, the one end fixed mounting of casing 1 has driving motor 5, the outer disc of fixed pipe 3 is provided with seal assembly, be used for sealing the pipeline, through setting up fixed pipe 3, can make rotary valve and other pipeline more stable when being connected through fixed pipe 3, make rotary valve can not appear the extravasation phenomenon when circulating with other pipelines under seal assembly's effort, thereby the practicality of rotary valve has been improved, seal assembly includes two sealing rings 6, driving motor 5 and sealing ring 6 are for having the structure here and do not give a length, two sealing rings 6 are fixed cover respectively and are established at the inner disc of two fixed slots 4, the inner disc movable sleeve of fixed slot 4 is equipped with two first fixed rings 7, can make the rotary valve and the fixed ring 7 can carry out the fixed ring 7 through the fixed ring 7 of seal assembly through the fixed ring 8, the fixed ring joint with the second sealing ring 8, thereby fixed ring 8 has been set up through the fixed ring 7, the fixed ring 7 and the fixed ring 8 has been connected through the fixed ring 7, the fixed ring joint of sealing ring 7 has been provided with the second sealing ring 7, the fixed ring has been fixed ring 7 can be fixed joint with the outer disc has been fixed joint 7, the outer disc has been fixed joint 7.
Referring to fig. 1, fig. 2 and fig. 4, the seal assembly further comprises two threaded holes 10, two threaded holes 10 are respectively formed in one side of two fixed blocks 9, a limiting block 11 is fixedly mounted on the outer circular wall surface of the second fixed ring 8, a limiting hole 12 is formed in one side of the limiting block 11, the limiting hole 12 corresponds to the threaded hole 10, a bolt 13 is movably sleeved on the inner circular wall surface of the limiting hole 12, the bolt 13 is of an existing structure and is not repeated, the bolt 13 is in threaded connection with the threaded hole 10, the first fixed ring 7 and the second fixed ring 8 can be fixed through the bolt 13, the first fixed ring 7 and the second fixed ring 8 are clamped with the fixed groove 4 through the bolt 13, so that multiple sealing is performed under the action of the sealing ring 6, the air tightness of the seal assembly is improved, a through hole 14 is formed in one end of the shell 1, a rotary groove 15 is formed in one end of the inner circular wall surface of the shell 1, a polyurethane protection layer 16 is fixedly sleeved on the inner circular wall surface of the shell 1, the polyurethane protection layer 16 is not repeated for the existing structure, the polyurethane protection layer 16 is arranged, the polyurethane protection layer 16 has strong film property, luster and is high, the inner circular wall surface is waterproof, and the wear resistance is prevented from being damaged by the transmission of the shell, and the material is prevented from being damaged when the inner circular wall is worn.
Referring to fig. 1, fig. 2 and fig. 3, the inner circular wall surface of the rotary groove 15 is movably sleeved with a rotary column 17, the outer circular wall surface of the rotary column 17 is fixedly provided with a plurality of valve plates 18, the top surface of the valve plates 18 is fixedly provided with a scraping plate 19, the valve plates 18 are arranged to drive the motor 5 to scrape materials attached to the inner circular wall surface of the shell 1 under the action of the rotary column 17, the attached materials are separated from the inner circular wall surface of the shell 1 under the action of the valve plates 18, so that the cleanliness of the inner circular wall surface of the shell 1 is ensured, the scraping efficiency of a scraping assembly is improved, the other end of the rotary column 17 is fixedly provided with a connecting column 20, the connecting column 20 is movably sleeved with a through hole 14, one end of the connecting column 20 is fixedly provided with one end of a rotary shaft of the driving motor 5, the outer circular wall surface of the connecting column 20 is provided with two mounting grooves 21, the inner circular wall surface of the mounting grooves 21 is fixedly sleeved with a labyrinth sealing ring 22, a plurality of sealing teeth which are sequentially arranged around the connecting column 20 are arranged through the labyrinth sealing ring 22, a series of gaps and expansion cavities are formed between the teeth and the teeth, and the sealing teeth are sealed ring 22, and a sealing medium is prevented from flowing in the labyrinth structure when the sealing ring is in the labyrinth structure, and the sealing ring is stopped by the sealing ring 18.
Working principle: referring to fig. 1-4, when in use, a worker can take out the bolts 13 from the inner circular wall surface of the threaded holes 10, then take down the first fixing rings 7 and the second fixing rings 8, and then sleeve the other connecting pipelines with the outer circular wall surface of the fixed pipe 3, at this time, the two first fixing rings 7 and the second fixing rings 8 are sleeved on the outer circular wall surface of the pipeline, so that the two first fixing rings 7 and the second fixing rings 8 are clamped on the inner circular wall surface of the fixed groove 4, the extravasation of fluid at the pipeline interface of the rotary valve during operation is avoided, the sealing efficiency of the sealing assembly is improved, then the driving motor 5 is started, the scraping plate 19 scrapes off the material attached to the inner circular wall surface of the shell 1 under the action of the driving motor 5, the attached material is separated from the inner circular wall surface of the shell 1 under the action of the valve plate 18, the scraping efficiency of the scraping assembly is improved, the polyurethane protection layer 16 has strong film property, the luster is strong, the sealing force is high, the sealing force is applied to the sealing teeth are sequentially arranged on the inner circular teeth of the sealing ring, and the sealing ring 20 can be prevented from being damaged by the sealing ring, and the sealing ring 20 is arranged around the sealing ring, and the sealing ring is prevented from being damaged by the sealing ring, and the sealing ring is sequentially arranged around the sealing ring, and the sealing ring is formed.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A lined polyurethane rotary valve, comprising:
the water pump comprises a shell (1), wherein two water holes (2) are formed in the outer circular wall surface of the shell (1), the two water holes (2) correspond to each other, two fixed pipes (3) are fixedly arranged on the outer circular wall surface of the shell (1), the fixed pipes (3) correspond to the water holes (2), a fixed groove (4) is formed in the outer circular wall surface of the fixed pipes (3), and a driving motor (5) is fixedly arranged at one end of the shell (1);
and the sealing assembly is arranged on the outer circular wall surface of the fixed pipe (3) and is used for sealing the pipeline.
2. The lined polyurethane rotary valve of claim 1, wherein said seal assembly comprises:
the two sealing rings (6), two fixed cover respectively establish at two the interior circular wall of fixed slot (4), the interior circular wall movable sleeve of fixed slot (4) is equipped with two first solid fixed ring (7), two gu fixed ring (7) pass through sealing ring (6) interval sets up, the outer circular wall hinge connection of first solid fixed ring (7) has second solid fixed ring (8), the outer circular wall fixed mounting of first solid fixed ring (7) has fixed block (9).
3. The lined polyurethane rotary valve of claim 2, wherein said seal assembly further comprises:
two screw holes (10), two screw holes (10) are seted up respectively in two one side of fixed block (9), the excircle wall fixed mounting of second solid fixed ring (8) has stopper (11), spacing hole (12) have been seted up to one side of stopper (11), spacing hole (12) with screw hole (10) are corresponding, the interior circular wall movable sleeve of spacing hole (12) is equipped with bolt (13), bolt (13) with screw hole (10) threaded connection.
4. The rotary valve with the polyurethane lining according to claim 1, wherein a through hole (14) is formed at one end of the casing (1), a rotary groove (15) is formed at one end of the inside of the casing (1), and a polyurethane protection layer (16) is fixedly sleeved on the inner circular wall surface of the casing (1).
5. The polyurethane rotary valve with the lining according to claim 4, wherein the rotary column (17) is movably sleeved on the inner circular wall surface of the rotary groove (15), a plurality of valve plates (18) are fixedly arranged on the outer circular wall surface of the rotary column (17), and scraping plates (19) are fixedly arranged on the top surfaces of the valve plates (18).
6. The polyurethane rotary valve with the lining according to claim 5, wherein a connecting column (20) is fixedly arranged at the other end of the rotary column (17), the connecting column (20) is movably sleeved with the through hole (14), one end of the connecting column (20) is fixedly arranged with one end of a rotary shaft of the driving motor (5), two mounting grooves (21) are formed in the outer circular wall surface of the connecting column (20), and a labyrinth seal ring (22) is fixedly sleeved on the inner circular wall surface of the mounting groove (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321584435.6U CN220244542U (en) | 2023-06-21 | 2023-06-21 | Rotary valve lined with polyurethane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321584435.6U CN220244542U (en) | 2023-06-21 | 2023-06-21 | Rotary valve lined with polyurethane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220244542U true CN220244542U (en) | 2023-12-26 |
Family
ID=89229218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321584435.6U Active CN220244542U (en) | 2023-06-21 | 2023-06-21 | Rotary valve lined with polyurethane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220244542U (en) |
-
2023
- 2023-06-21 CN CN202321584435.6U patent/CN220244542U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |