CN219561298U - Precoated sand production equipment capable of recycling waste heat - Google Patents
Precoated sand production equipment capable of recycling waste heat Download PDFInfo
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- CN219561298U CN219561298U CN202321253563.2U CN202321253563U CN219561298U CN 219561298 U CN219561298 U CN 219561298U CN 202321253563 U CN202321253563 U CN 202321253563U CN 219561298 U CN219561298 U CN 219561298U
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- shell
- bin
- fixedly connected
- waste heat
- exhaust
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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
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model discloses coated sand production equipment capable of recycling waste heat, which comprises a shell, wherein an exhaust pipe is communicated with the side surface of the shell, one end of the exhaust pipe, which is far away from the shell, is communicated with a gas storage bin, the outer surface of the gas storage bin is fixedly connected with a heating bin, sand grains waiting for heating need to be injected into the shell when the coated sand production equipment capable of recycling waste heat is used, a cabin cover is clamped at the upper end of the shell, a fan is started and enabled to blow out hot air outwards, moisture in the sand grains is gradually evaporated due to drying of the hot air fan, meanwhile, when the fan blows out outwards, certain negative pressure is generated in the inner part of the exhaust pipe, so that the moisture in the shell is synchronously pumped into the gas storage bin below, and the moisture is contacted with water vapor in the heating bin at the moment, so that drying and recycling of the residual temperature in the shell are realized simultaneously through contact of high-temperature moisture and quicklime.
Description
Technical Field
The utility model relates to the technical field of precoated sand production, in particular to a production device for precoated sand with waste heat recycling.
Background
The precoated sand is metal processing auxiliary materials of molding sand or core sand coated with a layer of solid resin film on the outer surface of sand, and the precoated sand is added in the metal casting processing process, so that the surface of a metal piece is smoother, and casting defects such as sand sticking, deformation, hot cracking, air holes and the like can be effectively eliminated.
In the existing precoated sand production technology, multiple heating operations are often required in the production process of the precoated sand, so that sand grains are guaranteed to have a certain initial temperature, and the sand grains are required to be mixed with resin, urotropine aqueous solution and calcium stearate for heating and stirring respectively.
However, in the existing processing process, because the precoated sand is required to be heated for many times during processing, and a certain interval time exists in the heating process for many times, heat is naturally lost in the production process, so that the energy consumption required by the production of the precoated sand is improved, the water in the precoated sand during processing is enabled to be in contact with the sand particle main body for a long time to influence the product quality, meanwhile, because the sand particle needs to be stirred when auxiliary materials such as resin, urotropine aqueous solution and the like are put in, better mixing and heating of the sand particle are ensured, and when the same stirring rod is adopted for stirring the sand particle in the front and the back of the process, the mixing efficiency between the auxiliary materials such as the resin, the urotropine aqueous solution and the sand particle is always lower.
Disclosure of Invention
The utility model mainly aims to provide precoated sand production equipment for recycling waste heat, which can realize drying and recycling of internal waste heat through contact of high-temperature water vapor and quicklime.
The utility model provides precoated sand production equipment capable of recycling waste heat, which comprises a shell, wherein an exhaust pipe is communicated with the side surface of the shell, a gas storage bin is communicated with one end, far away from the shell, of the exhaust pipe, a heating bin is fixedly connected with the outer surface of the gas storage bin, an air inlet pipe is communicated with one end, far away from the exhaust pipe, of the heating bin, a fan is communicated with one end, far away from the heating bin, of the heating bin, the outer surface of the fan is fixedly connected with the shell, a cabin door is hinged to the outer surface of the heating bin, an exhaust bin is rotatably connected to the upper surface of the gas storage bin through a sealing bearing, a fixed shaft is fixedly connected to the upper surface of the exhaust bin, a scraping plate is fixedly connected to the outer arc surface of the fixed shaft, and a discharge hole is communicated with the outer arc surface of the shell.
Preferably, the surface fixedly connected with heating storehouse of exhaust column, the one end fixedly connected with protection network that the heating storehouse is close to the air-supply line.
Preferably, the outer cambered surface of the cabin door is fixedly connected with a handle, and the upper surface of the gas storage bin is provided with a through hole.
Preferably, the outer surface of the exhaust bin is communicated with an exhaust pipeline, a plurality of groups of through holes penetrating through are formed in the side wall of the exhaust pipeline, and through grooves penetrating through are formed in the lower surface of the exhaust bin.
Preferably, the upper surface of shell detachably installs the hatch cover, the upper surface of hatch cover fixedly connected with motor.
Preferably, the output shaft of the motor is fixedly connected with a rotating shaft, and the extrados of the rotating shaft is slidably connected with a clamping block.
Preferably, a plurality of groups of rectangular grooves are formed in the lower surface of the clamping block, and a sieve plate is fixedly connected to the outer surface of the rotating shaft.
Preferably, a rectangular groove is formed in the screen plate, and a solid plate is rotatably connected to the outer surface of the rotating shaft.
Compared with the prior art, the utility model has the following beneficial effects:
this waste heat recycling's tectorial membrane sand production facility is when using, need pour into the sand grain that waits to heat into to the shell inside, this moment need with cabin cover joint in the upper end of shell, simultaneously need start the fan and make it blow off hot-blast outwards, moisture in the sand grain will be thereby evaporation gradually owing to the stoving of air heater this moment, simultaneously when the fan blows outside, exhaust column inside will produce certain negative pressure, thereby make the inside moisture of shell synchronous pumped to the inside of the gas storage storehouse of below, steam will be contacted with the inside vapor phase of heating storehouse this moment, thereby realize simultaneously drying and the recycling of the inside surplus temperature of shell through the contact of high temperature steam and quicklime.
This waste heat recycling's tectorial membrane sand production facility when using, can drive the pivot of surface when the motor starts and produce rotatoryly, if be in the heating sand grain state this moment then need upwards draw the fixture block, and rotate the solid board and make it keep in the state perpendicular with the sieve, promote the fixture block downwards this moment, the fixture block will be fixed solid board and the position of sieve, the inside hole of sieve will constantly sieve the grit that probably has the caking in the shell this moment, thereby make its inside moisture can be comparatively abundant by evaporating, and when adding the resin and stir, solid board need lean on sieve department, thereby make this device can be according to the different stirring modes of thereby adjustment of actual stirring condition.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
FIG. 3 is a schematic view of the internal structure of the heating chamber of the utility model;
FIG. 4 is a schematic view of the internal structure of the exhaust bin of the utility model;
fig. 5 is a schematic view of the lower end structure of the cover plate of the present utility model.
In the figure: 1. a motor; 2. a hatch cover; 3. a housing; 4. an exhaust tube; 5. a cabin door; 6. a blower; 7. an air inlet pipe; 8. a solid plate; 9. a discharge port; 10. a scraper; 11. a heating bin; 12. a fixed shaft; 13. an exhaust bin; 14. a gas storage bin; 15. a rotating shaft; 16. a clamping block; 17. a sieve plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. 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. 1-5, the present utility model provides a technical solution: the precoated sand production equipment for recycling waste heat comprises a shell 3, wherein the side surface of the shell 3 is communicated with an exhaust pipe 4, one end, far away from the shell 3, of the exhaust pipe 4 is communicated with a gas storage bin 14, and the gas storage bin 14 and an exhaust bin 13 are relatively sealed, so that quicklime powder cannot enter the gas storage bin 14 and the exhaust bin 13;
the outer surface of the gas storage bin 14 is fixedly connected with the heating bin 11, the inside of the heating bin 11 is made of copper, so that the heating bin 11 has better heat conduction performance, heat can be conducted to the bottom of the shell 3 above, one end of the heating bin 11, which is far away from the exhaust tube 4, is communicated with the air inlet pipe 7, a dust blocking net is arranged at one end of the exhaust tube 4, which is close to the shell 3, so that gravel can be prevented from entering the exhaust tube 4, one end of the air inlet pipe 7, which is far away from the heating bin 11, is communicated with the fan 6, and the fan 6 has a heating control function in the prior art, so that the fan can be converted into pure blowing by manual remote control when hot air is not required to be blown;
the outer surface of the fan 6 is fixedly connected with the shell 3, the outer surface of the heating bin 11 is hinged with the cabin door 5, so that the inner quicklime can be conveniently replaced through the opening and closing of the cabin door 5, the upper surface of the gas storage bin 14 is rotationally connected with the gas discharge bin 13 through a sealing bearing, the upper surface of the gas discharge bin 13 is fixedly connected with the fixed shaft 12, the outer cambered surface of the fixed shaft 12 is fixedly connected with the scraper 10, the scraper 10 can stir quicklime powder in the heating bin 11 during rotation, and the quicklime powder can fully contact with external steam, and the outer cambered surface of the shell 3 is communicated with the discharge hole 9;
when the coated sand production equipment capable of recycling waste heat is used, sand grains waiting for heating need to be injected into the shell 3, at the moment, the cabin cover 2 is required to be clamped at the upper end of the shell 3, meanwhile, the fan 6 needs to be started and is enabled to blow hot air outwards, at the moment, moisture in the sand grains is gradually evaporated due to drying of the air heater 6, meanwhile, when the fan 6 blows outwards, certain negative pressure is generated in the exhaust tube 4, so that the moisture in the shell 3 is synchronously pumped into the air storage bin 14 below, at the moment, the moisture is contacted with the moisture in the heating bin 11, and drying and recycling of residual temperature in the shell 3 are simultaneously realized through contact of high-temperature moisture and quicklime.
In the embodiment of the utility model, the outer surface of the exhaust pipe 4 is fixedly connected with the heating bin 11, one end of the heating bin 11, which is close to the air inlet pipe 7, is fixedly connected with the protective net, the protective net can prevent quicklime powder from being driven to the fan 6 to influence the blowing efficiency of the fan, the outer cambered surface of the cabin door 5 is fixedly connected with the handle, and the handle is made of a material with poor heat conduction performance, so that a user can be prevented from being burnt at a high temperature when the cabin door 5 needs to be opened;
the upper surface of the gas storage bin 14 is provided with through holes, so that air can be conveyed into the upper exhaust bin 13, the outer surface of the exhaust bin 13 is communicated with an exhaust pipeline, the side wall of the exhaust pipeline is provided with a plurality of groups of through holes, so that steam in the exhaust bin 13 can fully push the exhaust bin 13 to rotate, the lower surface of the exhaust bin 13 is provided with a through groove, the upper surface of the shell 3 is clamped with the hatch cover 2, the upper surface of the hatch cover 2 is fixedly connected with the motor 1, and the output shaft of the motor 1 is fixedly connected with the rotating shaft 15;
the outer arc surface of the rotating shaft 15 is in sliding connection with the clamping block 16, the lower surface of the clamping block 16 is provided with a plurality of groups of rectangular grooves, the width of the grooves is the same as that of the lower sieve plate 17, so that the lower sieve plate 17 can be limited, the outer surface of the rotating shaft 15 is fixedly connected with the sieve plate 17, a plurality of groups of penetrating holes are formed in the surface of the sieve plate 17, so that sand and stone in the interior can be screened, the interior of the sieve plate 17 is provided with rectangular grooves, the outer surface of the rotating shaft 15 is rotationally connected with the solid plate 8,
when the coated sand production equipment capable of recycling waste heat is used, when the motor 1 is started, the rotating shaft 15 on the outer surface is driven to rotate, at the moment, if the sand grain is heated, the clamping block 16 needs to be pulled upwards in advance, the solid plate 8 is rotated to be kept in a state perpendicular to the sieve plate 17, at the moment, the clamping block 16 is pushed downwards, the clamping block 16 can fix the positions of the solid plate 8 and the sieve plate 17, holes in the sieve plate 17 can constantly sieve and beat sand stones possibly agglomerated in the shell 3, so that moisture in the shell can be fully evaporated, and when resin is added for stirring, the solid plate 8 needs to be abutted against the sieve plate 17, and therefore different stirring modes can be adjusted according to different actual stirring conditions.
During operation (or in use), sand grains waiting for heating need to be injected into the shell 3, at the moment, the cabin cover 2 needs to be clamped at the upper end of the shell 3, meanwhile, the fan 6 needs to be started and blown out to blow hot air, at the moment, moisture in the sand grains gradually evaporates due to drying of the hot air fan 6, at the same time, when the fan 6 blows out to the outside, a certain negative pressure is generated in the exhaust pipe 4, so that the moisture in the shell 3 is synchronously pumped into the lower gas storage bin 14, at the moment, the air pressure in the gas storage bin 14 gradually rises, so that the air in the gas storage bin 14 moves upwards into the exhaust bin 13, the water vapor in the exhaust bin 13 is discharged along the exhaust port thereof to be contacted with quicklime powder in the heating bin 11, at the moment, the quicklime absorbs the moisture in the air, simultaneously give off heat, this moment is because the lateral wall and the top of heating storehouse 11 set up to the better copper material of heat conductivility, consequently make the inside heat of heating storehouse 11 can be conducted to the inside shell 3 of top, simultaneously because the convulsions of fan 6 can make the inside dry hot air of heating storehouse 11 carry to the inside shell 3 again, can close the heating function of fan 6 this moment, make it can realize the lasting rising of the inside temperature of shell 3 through the convulsions alone, thereby will produce the driving force when the gas vent of high temperature vapor along the exhaust storehouse 13 outside discharges simultaneously and make the whole rotation that produces of exhaust storehouse 13, thereby the fixed axle 12 and scraper blade 10 of exhaust storehouse 13 upper surface will stir the inside quick lime of heating storehouse 11 and guarantee its heating efficiency this moment.
Meanwhile, when the device needs to stir internal sand grains, the motor 1 needs to be started, the rotating shaft 15 on the outer surface can be driven to rotate when the motor 1 is started, the clamping block 16 needs to be pulled upwards in advance if the sand grains are heated, the solid plate 8 is rotated to keep the solid plate in a state perpendicular to the sieve plate 17, the clamping block 16 is pushed downwards, the solid plate 8 and the sieve plate 17 are fixed by the clamping block 16, the sand stones possibly agglomerated in the shell 3 can be continuously sieved through holes in the sieve plate 17, so that moisture in the shell can be sufficiently evaporated, when resin is added for stirring, the solid plate 8 needs to be abutted against the sieve plate 17, and the position of the solid plate 8 can be limited by grooves at the lower end of the clamping block 16, so that different stirring modes can be adjusted according to different actual stirring conditions.
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 (8)
1. The utility model provides a waste heat recycling's tectorial membrane sand production facility which characterized in that: the device comprises a shell (3), wherein the side surface of the shell (3) is communicated with an exhaust pipe (4), and one end, far away from the shell (3), of the exhaust pipe (4) is communicated with a gas storage bin (14); the outer surface of the gas storage bin (14) is fixedly connected with a heating bin (11), one end, far away from the exhaust pipe (4), of the heating bin (11) is communicated with an air inlet pipe (7), and one end, far away from the heating bin (11), of the air inlet pipe (7) is communicated with a fan (6); the outer surface of the fan (6) is fixedly connected with a shell (3), the outer surface of the heating bin (11) is hinged with a cabin door (5), and the upper surface of the gas storage bin (14) is rotatably connected with an exhaust bin (13) through a sealing bearing; the upper surface of exhaust bin (13) fixedly connected with fixed axle (12), the extrados department fixedly connected with scraper blade (10) of fixed axle (12), extrados department intercommunication of shell (3) has discharge gate (9).
2. The coated sand production device for recycling waste heat according to claim 1, wherein: the outer surface of exhaust column (4) fixedly connected with adds hot house (11), the one end that adds hot house (11) and be close to air-supply line (7) is fixedly connected with the protection network.
3. The coated sand production device for recycling waste heat according to claim 1, wherein: the outer cambered surface of the cabin door (5) is fixedly connected with a handle, and a through hole penetrating through the upper surface of the gas storage bin (14) is formed.
4. The coated sand production device for recycling waste heat according to claim 1, wherein: the outer surface of the exhaust bin (13) is communicated with an exhaust pipeline, a plurality of groups of through holes penetrating through are formed in the side wall of the exhaust pipeline, and through grooves penetrating through are formed in the lower surface of the exhaust bin (13).
5. The coated sand production device for recycling waste heat according to claim 1, wherein: the upper surface of shell (3) demountable installation has hatch board (2), the upper surface of hatch board (2) fixedly connected with motor (1).
6. The coated sand production device for recycling waste heat according to claim 5, wherein: the motor is characterized in that a rotating shaft (15) is fixedly connected to an output shaft of the motor (1), and a clamping block (16) is slidably connected to an extrados of the rotating shaft (15).
7. The coated sand production device for recycling waste heat according to claim 6, wherein: the lower surface of the clamping block (16) is provided with a plurality of groups of rectangular grooves, and the outer surface of the rotating shaft (15) is fixedly connected with a sieve plate (17).
8. The coated sand production device for recycling waste heat according to claim 7, wherein: rectangular grooves are formed in the screen plate (17), and a solid plate (8) is rotatably connected to the outer surface of the rotating shaft (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321253563.2U CN219561298U (en) | 2023-05-23 | 2023-05-23 | Precoated sand production equipment capable of recycling waste heat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321253563.2U CN219561298U (en) | 2023-05-23 | 2023-05-23 | Precoated sand production equipment capable of recycling waste heat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219561298U true CN219561298U (en) | 2023-08-22 |
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ID=87659820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321253563.2U Active CN219561298U (en) | 2023-05-23 | 2023-05-23 | Precoated sand production equipment capable of recycling waste heat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219561298U (en) |
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2023
- 2023-05-23 CN CN202321253563.2U patent/CN219561298U/en active Active
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