CN219425585U - Special preheating drying tower for casting waste sand - Google Patents
Special preheating drying tower for casting waste sand Download PDFInfo
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- CN219425585U CN219425585U CN202223473809.5U CN202223473809U CN219425585U CN 219425585 U CN219425585 U CN 219425585U CN 202223473809 U CN202223473809 U CN 202223473809U CN 219425585 U CN219425585 U CN 219425585U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
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Abstract
The utility model discloses a special preheating drying tower for casting waste sand, which comprises a drying tower main body, wherein supporting legs are respectively fixed at four corners of the bottom end of the drying tower main body. This special preheating drying tower of foundry waste sand is when drying the waste sand through using the drying tower, can utilize the intake pipe to upwards let in the inside of drying tower main part with hot-blast by the bottom of drying tower main part, afterwards can start through control first driving motor and drive the pivot rotation, the pivot rotates the multiunit broken blade that can drive top and bottom fixed simultaneously and rotates, afterwards rethread is leading-in the waste sand to the inside of processing box in the connecting pipe, the broken blade of pivoted can carry out the supplementary back of smashing to some caking in the waste sand, the inside of drying tower main part is dried by the import of sand inlet again, be convenient for carry out abundant drying to the waste sand inside, the problem of being inconvenient for carrying out the supplementary broken processing to the great waste sand piece of caking is solved.
Description
Technical Field
The utility model relates to the technical field of foundry waste sand regeneration, in particular to a special preheating drying tower for foundry waste sand.
Background
Foundry sand is a molding material used for preparing molding sand and core sand in foundry production, a large amount of foundry sand is needed in sand casting production, a large amount of waste sand is generated during foundry processing, and a preheating drying tower is needed for drying the waste sand during regeneration processing of the waste sand.
According to the special preheating drying tower for foundry waste sand disclosed in patent number CN201320363468.8, by arranging a conical foundry waste sand dispersing block in the drying tower near the foundry waste sand inlet, foundry waste sand is input through the inlet of which the upper end is provided with foundry waste sand, and because the foundry waste sand is wet and possibly coagulated into particles, when the foundry waste sand falls into contact with the conical part of the conical foundry waste sand dispersing block, the foundry waste sand is dispersed around along the surface of the dispersing block until falling into the lower end of the drying tower and is output from the foundry waste sand output port at the lower end of the drying tower.
The special preheating drying tower for casting waste sand is in the actual use process:
firstly, the arranged dispersing blocks can disperse some granular waste sand when the granular waste sand is led into the drying tower, so that the contact area between the waste sand and hot air is increased, but the arranged dispersing block assembly is difficult to treat some waste sand blocks with larger caking and sufficiently dry the waste sand blocks;
secondly, after the waste sand is dried by using the drying tower, blockage is easily caused at the position of a discharging opening in the discharging process, the discharging speed is low, and the waste sand is not convenient to be rapidly guided out and discharged;
thirdly, after the waste sand in the tower is dried by using hot air, dust in the waste sand can be carried out simultaneously in the hot air, and the waste sand is directly discharged into the air, so that certain air pollution is easily caused, and the filtering treatment of impurities such as dust particles in the discharged hot air is inconvenient.
Therefore, a novel special preheating drying tower for casting waste sand is provided to solve the problems.
Disclosure of Invention
The utility model aims to provide a special preheating drying tower for foundry waste sand, which solves the problem that the waste sand blocks with larger caking are inconvenient to carry out auxiliary crushing treatment in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the special preheating drying tower for casting waste sand comprises a drying tower main body, four corners of the bottom end of the drying tower main body are respectively fixed with supporting legs, an air inlet pipe is arranged on the left side of the bottom end of the drying tower main body in a penetrating manner, a collecting cover is respectively fixed at the top end and the bottom end of the inside of the drying tower main body, a dispersing block main body is arranged at the top end of the collecting cover, a sand inlet is fixed at the top end of the drying tower main body, a treatment box is fixed at the top end of the drying tower main body, an exhaust pipe is fixed at the right side of the top end of the drying tower main body, a box body is fixed at the top end of the exhaust pipe, a discharge hole is fixed at the bottom end of the drying tower main body, a valve is arranged on the discharge hole, and a blanking pipe is fixed at the bottom end of the discharge hole;
the inside swing joint of processing case has the pivot, the outside top and the bottom of pivot are fixed with broken blade respectively, the left side of processing case is fixed with first driving motor, the top of processing case is fixed with the connecting pipe.
Preferably, the top of the sand inlet is fixedly connected with the bottom of the treatment box, and the output shaft of the first driving motor is fixedly connected with the left side of the rotating shaft.
Preferably, the crushing blades are respectively arranged at the top end and the bottom end of the rotating shaft at equal intervals, and the crushing blades are staggered with respect to the vertical center line of the rotating shaft.
Preferably, the inside transverse swing joint of unloading pipe has the conveying axle, the left side of unloading pipe is fixed with second driving motor, the right side of unloading pipe is fixed with the bin outlet, the output shaft of second driving motor and the left side fixed connection of conveying axle.
Preferably, the drying tower main body is communicated with the inside of the discharge hole, and the discharge hole is communicated with the inside of the discharging pipe.
Preferably, the top and the bottom on the right side of the box body are respectively provided with a slot, the inside of each slot is inserted with a filter element, the box body is communicated with the inside of the exhaust pipe, and the top of the box body is fixed with an air outlet pipe.
Preferably, a top cover is fixed at the top end of the air outlet pipe, and the air outlet pipe is communicated with the inside of the box body.
Compared with the prior art, the utility model has the beneficial effects that: the special preheating drying tower for foundry waste sand not only realizes the auxiliary crushing treatment of waste sand blocks with larger caking, realizes the rapid guiding-out and discharging of the dried waste sand, but also realizes the filtration treatment of impurities such as dust particles and the like in the discharged hot air;
(1) Through being provided with treatment box, a driving motor, advance sand mouth, connecting pipe, crushing blade and pivot, when using the drying tower to dry the sand waste, can upwards let in the inside of drying tower main part from the bottom of drying tower main part through utilizing the intake pipe with hot-blast, afterwards can drive the pivot through controlling a driving motor start and rotate, the pivot rotates and can drive top and bottom fixed multiunit crushing blade rotation simultaneously, afterwards through leading into the inside of treatment box with the sand waste in the connecting pipe, the crushing blade that rotates can carry out supplementary smashing to some caking in the sand waste after, again by leading into the inside of drying tower main part by advancing sand mouth and drying, be convenient for carry out abundant drying to the sand waste inside;
(2) Through being provided with second driving motor, the unloading pipe, the discharge gate, conveying axle and bin outlet, after the sand is imported to the inside of drying tower main part in the sand inlet, can be dispersed to all around with the sand that disperses by the dispersion piece main part that sets up, collect the sand that disperses by the collection cover again, make the sand that waste can be even in the inside of drying tower main part contact dry with hot-blast, after the drying, the sand that waste is exported to the inside bottom of drying tower main part by the bottom of collection cover, can drive the conveying axle through control second driving motor and rotate in the inside of unloading pipe during the unloading, afterwards open the valve on the discharge gate and import the inside sand of drying tower main part to the inside of unloading pipe, the conveying axle that rotates can carry out the quick right side of sand that waste in the discharge gate and can export the unloading from the inside of bin outlet, reduce the jam in the unloading process, improve the efficiency of unloading;
(3) Through being provided with filter core, box, slot, outlet duct and top cap, use hot-blast after drying the inside sand material of drying tower main part, can discharge by the blast pipe in, be provided with the filter core in the inside of box simultaneously, can filter some dust particle impurity etc. in the hot-blast after using through the filter core that sets up, reduce the dust content in the hot-blast of discharge, reduce simultaneously the pollution to the air, the filter core of setting can follow the inside of slot and take out clearance or replace after using.
Drawings
FIG. 1 is a schematic cross-sectional elevation view of the present utility model;
FIG. 2 is an enlarged schematic view of the crushing blade of the present utility model;
FIG. 3 is an enlarged partial cross-sectional schematic view of the conveying shaft of the present utility model;
fig. 4 is an enlarged partial sectional view of the filter cartridge of the present utility model.
In the figure: 1. a support leg; 2. an air inlet pipe; 3. a drying tower main body; 4. a collection cover; 5. a dispersion block main body; 6. a sand inlet; 7. a first driving motor; 8. a treatment box; 9. a connecting pipe; 10. a case; 11. an exhaust pipe; 12. a discharge port; 13. a valve; 14. discharging pipes; 15. crushing blades; 16. a rotating shaft; 17. a second driving motor; 18. a conveying shaft; 19. a discharge port; 20. a filter element; 21. a slot; 22. an air outlet pipe; 23. and a top cover.
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.
Example 1: referring to fig. 1-4, a preheating drying tower special for casting waste sand comprises a drying tower main body 3, four corners of the bottom end of the drying tower main body 3 are respectively fixed with supporting legs 1, the left side of the bottom end of the drying tower main body 3 is provided with an air inlet pipe 2 in a penetrating way, the top end and the bottom end of the inside of the drying tower main body 3 are respectively fixed with a collecting cover 4, the top end of the collecting cover 4 is provided with a dispersing block main body 5, the top end of the drying tower main body 3 is fixed with a sand inlet 6, the top end of the drying tower main body 3 is fixed with a treatment box 8, the right side of the top end of the drying tower main body 3 is fixed with an exhaust pipe 11, the top end of the exhaust pipe 11 is fixed with a box 10, the bottom end of the drying tower main body 3 is fixed with a discharge hole 12, a valve 13 is arranged on the discharge hole 12, and the bottom end of the discharge hole 12 is fixed with a blanking pipe 14;
the inside of the treatment box 8 is movably connected with a rotating shaft 16, the top end and the bottom end of the outside of the rotating shaft 16 are respectively fixed with crushing blades 15, the left side of the treatment box 8 is fixed with a first driving motor 7, the top end of the treatment box 8 is fixed with a connecting pipe 9, the top end of the sand inlet 6 is fixedly connected with the bottom end of the treatment box 8, the output shaft of the first driving motor 7 is fixedly connected with the left side of the rotating shaft 16, four groups of crushing blades 15 are respectively arranged at the top end and the bottom end of the rotating shaft 16 at equal intervals, and the crushing blades 15 are staggered with respect to the vertical center line of the rotating shaft 16;
specifically, as shown in fig. 1 and 2, hot air can be introduced into the drying tower body 3 from the bottom of the drying tower body 3 upwards by using the air inlet pipe 2, then the first driving motor 7 is controlled to start to drive the rotating shaft 16 to rotate, the rotating shaft 16 rotates to simultaneously drive the multiple groups of crushing blades 15 with fixed top ends and bottom ends to rotate, then the waste sand is guided into the treatment box 8 through the connecting pipe 9, and the rotating crushing blades 15 can be used for carrying out auxiliary crushing on some agglomerated large blocks in the waste sand, and then the crushed large blocks are guided into the drying tower body 3 through the sand inlet 6 for drying.
Example 2: the inside of the blanking pipe 14 is transversely and movably connected with a conveying shaft 18, the left side of the blanking pipe 14 is fixedly provided with a second driving motor 17, the right side of the blanking pipe 14 is fixedly provided with a discharge hole 19, an output shaft of the second driving motor 17 is fixedly connected with the left side of the conveying shaft 18, the drying tower main body 3 is communicated with the inside of the discharge hole 12, and the discharge hole 12 is communicated with the inside of the blanking pipe 14;
specifically, as shown in fig. 1 and 3, after drying, the waste sand is led out from the bottom of the collecting cover 4 to the bottom end inside the drying tower body 3, during discharging, the second driving motor 17 is controlled to start the output shaft to drive the conveying shaft 18 to rotate inside the discharging pipe 14, then the valve 13 on the discharging hole 12 is opened to guide the waste sand inside the drying tower body 3 into the discharging pipe 14, and the rotating conveying shaft 18 can convey the waste sand in the discharging hole 12 to the right side rapidly and can lead out and discharge from the inside of the discharging hole 19.
Example 3: the top and the bottom of the right side of the box body 10 are respectively provided with a slot 21, a filter element 20 is inserted in the slot 21, the box body 10 is communicated with the inside of the exhaust pipe 11, the top end of the box body 10 is fixedly provided with an air outlet pipe 22, the top end of the air outlet pipe 22 is fixedly provided with a top cover 23, and the air outlet pipe 22 is communicated with the inside of the box body 10;
specifically, as shown in fig. 1 and 4, after the waste sand material inside the drying tower body 3 is dried using hot air, the waste sand material can be discharged from the exhaust pipe 11, meanwhile, a filter element 20 is arranged inside the box body 10, and some dust particle impurities and the like in the hot air after use can be filtered and removed through the arranged filter element 20, so that the dust content in the discharged hot air is reduced, and the pollution to air is reduced.
Working principle: when the utility model is used, hot air can be introduced into the drying tower main body 3 from the bottom of the drying tower main body 3 upwards by utilizing the air inlet pipe 2, then the rotating shaft 16 can be started to rotate by controlling the first driving motor 7, the rotating shaft 16 can simultaneously drive the multiple groups of crushing blades 15 with the top end and the bottom end fixed to rotate, then the waste sand can be guided into the inside of the treatment box 8 through the connecting pipe 9, the rotating crushing blades 15 can carry out auxiliary crushing on some caking large blocks in the waste sand, then the waste sand is guided into the drying tower main body 3 from the sand inlet 6 for drying, the waste sand can be dispersed into the periphery by the dispersing block main body 5 arranged in the drying tower main body 3, the dispersed waste sand can be collected by the collecting cover 4, the waste sand can be uniformly contacted with the inside of the drying tower main body 3, after the drying is finished, the waste sand is guided out to the bottom end of the inside of the drying tower main body 3 from the collecting cover 4, the waste sand can be quickly discharged into the inside of the drying tower main body 3 through controlling the output shaft 17 to drive the valve 14 to the inside of the drying tower main body 12 from the discharging pipe 12 to the inside of the drying tower main body 12, the waste sand discharging pipe 19 can be opened from the inside the drying tower main body 12 to the inside the drying tower main body 12, and the waste sand discharging pipe 12 can be quickly discharged from the inside the drying tower main body 12 to the inside the drying tower main body 12 is arranged in the drying tower main body 12, and the drying tower main body is arranged in the drying tower main body is opened at the inside the drying tower main body is provided with the drying filter core 12, some dust particles, impurities and the like in the hot air after use can be filtered and removed by the filter element 20.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. Special preheating drying tower of casting sand waste, including drying tower main part (3), its characterized in that: four corners of drying tower main part (3) bottom are fixed with landing leg (1) respectively, the left side of drying tower main part (3) bottom runs through and is provided with intake pipe (2), inside top and the bottom of drying tower main part (3) are fixed with respectively and collect cover (4), the top of collecting cover (4) is provided with dispersion piece main part (5), the top of drying tower main part (3) is fixed with sand inlet (6), the top of drying tower main part (3) is fixed with treatment box (8), the right side on drying tower main part (3) top is fixed with blast pipe (11), the top of blast pipe (11) is fixed with box (10), the bottom of drying tower main part (3) is fixed with discharge gate (12), be provided with valve (13) on discharge gate (12), the bottom of discharge gate (12) is fixed with unloading pipe (14); the inside swing joint of processing case (8) has pivot (16), the outside top and the bottom of pivot (16) are fixed with broken blade (15) respectively, the left side of processing case (8) is fixed with first driving motor (7), the top of processing case (8) is fixed with connecting pipe (9).
2. The preheating and drying tower special for foundry waste sand according to claim 1, wherein: the top of the sand inlet (6) is fixedly connected with the bottom of the treatment box (8), and the output shaft of the first driving motor (7) is fixedly connected with the left side of the rotating shaft (16).
3. The preheating and drying tower special for foundry waste sand according to claim 1, wherein: the crushing blades (15) are respectively arranged at the top end and the bottom end of the rotating shaft (16) at equal intervals, and the crushing blades (15) are staggered with respect to the vertical center line of the rotating shaft (16).
4. The preheating and drying tower special for foundry waste sand according to claim 1, wherein: the automatic feeding device is characterized in that a conveying shaft (18) is transversely and movably connected to the interior of the feeding pipe (14), a second driving motor (17) is fixed to the left side of the feeding pipe (14), a discharging hole (19) is fixed to the right side of the feeding pipe (14), and an output shaft of the second driving motor (17) is fixedly connected with the left side of the conveying shaft (18).
5. The preheating and drying tower special for foundry waste sand according to claim 1, wherein: the drying tower main body (3) is communicated with the inside of the discharge hole (12), and the discharge hole (12) is communicated with the inside of the blanking pipe (14).
6. The preheating and drying tower special for foundry waste sand according to claim 1, wherein: the novel filter is characterized in that slots (21) are respectively formed in the top end and the bottom end of the right side of the box body (10), a filter element (20) is inserted into the slots (21), the box body (10) is communicated with the inside of the exhaust pipe (11), and an air outlet pipe (22) is fixed to the top end of the box body (10).
7. The preheating and drying tower special for foundry waste sand according to claim 6, wherein: a top cover (23) is fixed at the top end of the air outlet pipe (22), and the air outlet pipe (22) is communicated with the inside of the box body (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223473809.5U CN219425585U (en) | 2022-12-26 | 2022-12-26 | Special preheating drying tower for casting waste sand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223473809.5U CN219425585U (en) | 2022-12-26 | 2022-12-26 | Special preheating drying tower for casting waste sand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219425585U true CN219425585U (en) | 2023-07-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223473809.5U Active CN219425585U (en) | 2022-12-26 | 2022-12-26 | Special preheating drying tower for casting waste sand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219425585U (en) |
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2022
- 2022-12-26 CN CN202223473809.5U patent/CN219425585U/en active Active
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