CN212538695U

CN212538695U - Drying device is used in silica sand processing

Info

Publication number: CN212538695U
Application number: CN202021161073.6U
Authority: CN
Inventors: 王建明
Original assignee: Danyang Danshui Casting New Material Co ltd
Current assignee: Danyang Danshui Casting New Material Co ltd
Priority date: 2020-06-19
Filing date: 2020-06-19
Publication date: 2021-02-12
Anticipated expiration: 2030-06-19

Abstract

The utility model belongs to the technical field of drying device, especially, be a drying device is used in silica sand processing, the power distribution box comprises a box body, the top fixedly connected with of box goes into the hopper, the fixed surface of box is connected with the heating cabinet, the inner wall fixedly connected with electrode heating pipe of heating cabinet, air inlet and gas outlet have been seted up respectively to the inside wall of box, the fixed surface of box is connected with the heat recovery case, the surface of heat recovery case is through support frame fixedly connected with aspirator and fan respectively. The utility model discloses a motor and helical blade's cooperation lasts to carry the tectorial membrane sand of bottom in the middle of the tectorial membrane sand heap to upper portion all around, through the bracing piece with scrape the cooperation of flitch, promotes the tectorial membrane sand of bottom all around to middle bottom with the tectorial membrane sand heap, realizes turning to the tectorial membrane sand heap to make the stoving of tectorial membrane sand heap more even and thorough, avoided because of drying the bad finished product quality problem that causes, be favorable to using.

Description

Drying device is used in silica sand processing

Technical Field

The utility model relates to a drying device technical field specifically is a drying device is used in silica sand processing.

Background

The precoated sand is invented by doctor clonning in Germany during the second war, and its technological process is that the powdered thermosetting phenolic resin and raw sand are mechanically mixed, and solidified when heated, then the thermoplastic phenolic resin, latent curing agent (urotropine) and lubricant are developed, and then the above-mentioned materials are passed through a certain coating process to prepare the precoated sand, and the precoated sand mainly adopts high-quality selected natural quartz sand as raw sand, and the thermoplastic phenolic resin, urotropine and reinforcing agent as raw materials, and according to the different technological requirements of user, the compounding ratio can be properly regulated in the aspects of curing speed, demoulding property, flowability, collapsibility, casting surface smoothness and storage, etc.. Is one of the best molding materials for automobiles, tractors, hydraulic parts and the like.

Drying device for silica sand processing on the existing market has the following problems:

1. most of drying devices for processing silica sand in the current market lack the turnover of precoated sand in the process of drying the precoated sand, so that the interior of the piled precoated sand is not thoroughly dried, and the quality of finished precoated sand products is seriously affected;

2. at the in-process that tectorial membrane sand was dried, tectorial membrane sand can release a large amount of steam, and the silica sand processing on the existing market is most direct with the hot and humid high-temperature gas direct discharge, leads to energy utilization to reduce to the economic burden has been increased for the user.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a drying device is used in silica sand processing has solved because drying device is used in silica sand processing on the existing market is carrying out the in-process of drying to the tectorial membrane sand, mostly lacks turning to the tectorial membrane sand, leads to piling up the inside of tectorial membrane sand together and dries thoroughly to seriously influence the problem of tectorial membrane sand finished product quality.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a drying device for processing silica sand comprises a box body, wherein the top of the box body is fixedly connected with a feeding hopper, the surface of the box body is fixedly connected with a heating box, the inner wall of the heating box is fixedly connected with an electrode heating pipe, the inner side wall of the box body is respectively provided with an air inlet and an air outlet, the surface of the box body is fixedly connected with a heat recovery box, the surface of the heat recovery box is respectively fixedly connected with an air aspirator and a fan through a support frame, the inner side wall of the heat recovery box is respectively and fixedly connected with a first heat exchange pipe and a second heat exchange pipe, the air outlet end of the air aspirator is fixedly connected with one end of the first heat exchange pipe, the air inlet end of the air aspirator is fixedly connected with the air outlet through a pipeline, the air inlet end of the fan is fixedly connected with one end of the second heat exchange pipe, the utility model discloses a solar cell module, including the box, the output fixedly connected with mobile jib of motor, the inner wall of connection at the box is rotated through the bearing in the surface of mobile jib, the fixed surface of mobile jib is connected with helical blade, helical blade's fixed surface is connected with and keeps off the feed cylinder, the fixed surface who keeps off the feed cylinder is connected with the connecting rod, the one end sliding connection of connecting rod is at the inside wall of box, the bottom fixedly connected with bracing piece of connecting rod, the flitch is scraped to the bottom fixedly connected with of bracing piece, the bottom of box is rotated through the bull stick and is connected with the door plant, the surface of door plant has No. two sliders through spout sliding connection, the surface of No. two sliders is rotated through the bull stick and is connected with electric telescopic handle.

As the utility model discloses a preferred technical scheme, the inside wall of box is connected with the closing plate through the bull stick rotation, the top fixedly connected with torsion spring of closing plate, torsion spring's one end fixed connection is at the inside wall of box

As a preferred technical scheme of the utility model, the inner wall fixed mounting of box has the fender material net, air inlet and gas outlet all are provided with the filter screen.

As an optimized technical scheme of the utility model, the inside filler of heat recovery case is water, a heat exchange tube and No. two heat exchange tubes intertwine.

As a preferred technical scheme of the utility model, support frame fixedly connected with protection casing is passed through at the top of box, the motor is located the inside of protection casing.

As a preferred technical scheme of the utility model, slider of one end fixedly connected with of connecting rod, the inside wall of spout sliding connection at the box is passed through on the surface of slider No. one.

As the utility model discloses a preferred technical scheme, the case that gathers materials has been placed under the door plant, the fixed surface of the case that gathers materials is connected with the handle.

(III) advantageous effects

Compared with the prior art, the utility model provides a drying device is used in silica sand processing possesses following beneficial effect:

1. this drying device is used in silica sand processing, through motor and helical blade's cooperation, last carry the tectorial membrane sand of bottom in the middle of the tectorial membrane sand heap to upper portion all around, through the bracing piece with scrape the cooperation of flitch, promote the tectorial membrane sand of bottom all around to middle bottom with the tectorial membrane sand heap, realize stirring to the tectorial membrane sand heap to make the stoving of tectorial membrane sand heap more even and thorough, avoided because of drying the bad finished product quality problem that causes, be favorable to using.

2. This drying device is used in silica sand processing through the cooperation of aspirator and fan, replaces the inside air of box, through the cooperation of a heat exchange tube and No. two heat exchange tubes for the inside exhaust humid steam of box heats external dry air, has realized the recovery of waste heat and has recycled, has improved the utilization ratio of the energy, thereby has reduced user's economic burden.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the point B in FIG. 1 according to the present invention;

fig. 4 is a schematic view of the connection relationship of the heat recovery box of the present invention.

In the figure: 1. a box body; 2. feeding into a hopper; 3. a torsion spring; 4. a sealing plate; 5. a heating box; 6. an electrode heating tube; 7. a material blocking net; 8. an air inlet; 9. an air outlet; 10. a heat recovery tank; 11. an aspirator; 12. a fan; 13. a first heat exchange tube; 14. a second heat exchange tube; 15. a motor; 16. a main rod; 17. a helical blade; 18. a material blocking barrel; 19. a connecting rod; 20. a first sliding block; 21. a support bar; 22. a scraping plate; 23. a door panel; 24. a second sliding block; 25. an electric telescopic rod; 26. supporting legs; 27. a material collecting box.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: a drying device for processing silica sand comprises a box body 1, wherein the top of the box body 1 is fixedly connected with a feeding hopper 2, the surface of the box body 1 is fixedly connected with a heating box 5, the inner wall of the heating box 5 is fixedly connected with an electrode heating pipe 6, the inner side wall of the box body 1 is respectively provided with an air inlet 8 and an air outlet 9, the surface of the box body 1 is fixedly connected with a heat recovery box 10, the surface of the heat recovery box 10 is respectively and fixedly connected with an air aspirator 11 and a fan 12 through a support frame, the inner side wall of the heat recovery box 10 is respectively and fixedly connected with a first heat exchange pipe 13 and a second heat exchange pipe 14, the air outlet end of the air aspirator 11 is fixedly connected with one end of the first heat exchange pipe 13, the air inlet end of the air aspirator 11 is fixedly connected with the air outlet 9 through a pipeline, the air inlet end of the fan 12 is fixedly connected with, output fixedly connected with mobile jib 16 of motor 15, the inner wall at box 1 is connected through bearing rotation in the surface of mobile jib 16, the fixed surface of mobile jib 16 is connected with helical blade 17, helical blade 17's fixed surface is connected with fender feed cylinder 18, keep off feed cylinder 18's fixed surface and be connected with connecting rod 19, the one end sliding connection of connecting rod 19 is at box 1's inside wall, the bottom fixedly connected with bracing piece 21 of connecting rod 19, flitch 22 is scraped to the bottom fixedly connected with of bracing piece 21, box 1's bottom is rotated through the bull stick and is connected with door plant 23, there is No. two sliders 24 on door plant 23's surface through spout sliding connection, No. two sliders 24's surface is rotated through the bull stick and is connected with electric telescopic handle 25, electric telescopic handle 25's one end fixedly connected with.

In this embodiment, cooperation through motor 15 and helical blade 17, it carries to upper portion all around to last the tectorial membrane sand of bottom in the middle of the tectorial membrane sand heap, cooperation through bracing piece 21 and scraping plate 22, promote the tectorial membrane sand of tectorial membrane sand heap bottom all around to middle bottom, realize stirring to the tectorial membrane sand heap, cooperation through aspirator 11 and fan 12, replace the air of 1 inside of box, cooperation through a heat exchange tube 13 and No. two heat exchange tubes 14, make the inside exhaust moist steam of box 1 heat the dry air in the external world, the recovery of waste heat is recycled has been realized.

Specifically, the inside wall of box 1 is connected with closing plate 4 through the bull stick rotation, and the top fixedly connected with torsion spring 3 of closing plate 4, torsion spring 3's one end fixed connection is at the inside wall of box 1.

In this embodiment, through closing plate 4 and torsion spring 3's cooperation for after the unloading of tectorial membrane sand is accomplished, closing plate 4 is automatic to the pan feeding mouth block, has improved the inside leakproofness of box 1, is favorable to improving drying efficiency.

Specifically, the inner wall of the box body 1 is fixedly provided with a material blocking net 7, and the air inlet 8 and the air outlet 9 are both provided with filter screens.

In this embodiment, through the cooperation of keeping off material net 7 and filter screen, avoided tectorial membrane sand to get into heating cabinet 5 and pipeline, be favorable to the normal operating of equipment.

Specifically, the inner filler of the heat recovery tank 10 is water, and the first heat exchange tube 13 and the second heat exchange tube 14 are wound around each other.

In this embodiment, through the inside water of filling high specific heat capacity at heat recovery case 10, help promoting the rate of recovery of waste heat, through a heat exchange tube 13 and No. two heat exchange tubes 14 of intertwine, help improving the heat exchange efficiency between business turn over air.

Specifically, the top of the box body 1 is fixedly connected with a protective cover through a supporting frame, and the motor 15 is located inside the protective cover.

In this embodiment, through using the protection casing to protect motor 15, can avoid the influence of impurity in the environment to motor 15, help promoting motor 15's life.

Specifically, one end of the connecting rod 19 is fixedly connected with a first sliding block 20, and the surface of the first sliding block 20 is connected to the inner side wall of the box body 1 in a sliding mode through a sliding groove.

In this embodiment, through the cooperation of a slider 20 and spout, carry on spacingly to connecting rod 19, be favorable to the operation of equipment.

Specifically, a material collecting box 27 is arranged right below the door plate 23, and a handle is fixedly connected to the surface of the material collecting box 27.

In this embodiment, through placing the case 27 that gathers materials under door plant 23, convenience of customers collects and carries the tectorial membrane sand after drying.

The utility model discloses a theory of operation and use flow: pouring precoated sand from a feeding hopper 2, pressing a sealing plate 4 to turn over downwards under the action of gravity, after the precoated sand enters a box body 1, resetting the sealing plate 4 under the elastic resetting action of a torsion spring 3, blocking the bottom of the feeding hopper 2, opening a motor 15 and an electrode heating pipe 6, continuously heating and drying the precoated sand in the box body 1 by the electrode heating pipe 6, rotating a main rod 16 by the motor 15, rotating a spiral blade 17 by the main rod 16, lifting the bottom precoated sand upwards along the spiral blade 17 under the action of spiral thrust, extruding the bottom precoated sand from the periphery to the top of a precoated sand pile after reaching the top of the spiral blade 17, rotating a connecting rod 19 by the spiral blade 17 through a blocking barrel 18, rotating a scraper 22 by the connecting rod 19 through a supporting rod 21, pushing the precoated sand to move towards the bottom by the scraper 22 to realize the regular turning of the precoated sand, starting an air suction machine 11 and a fan 12, sucking moist hot air in the box body 1 by the air suction machine, moist steam is through heat exchange tube 13 and No. two heat exchange tubes 14 with heat exchange to the inside dry normal atmospheric temperature air of No. two heat exchange tubes 14, dry normal atmospheric temperature air is carried to the inside of box 1 from air inlet 8 through preheating by fan 12, realizes recycling the waste heat of moist steam.

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 described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a drying device is used in silica sand processing, includes box (1), its characterized in that: the device comprises a box body (1), a feeding hopper (2) is fixedly connected to the top of the box body (1), a heating box (5) is fixedly connected to the surface of the box body (1), an electrode heating pipe (6) is fixedly connected to the inner wall of the heating box (5), an air inlet (8) and an air outlet (9) are respectively formed in the inner side wall of the box body (1), a heat recovery box (10) is fixedly connected to the surface of the box body (1), an air suction machine (11) and a fan (12) are respectively and fixedly connected to the surface of the heat recovery box (10) through a support frame, a first heat exchange pipe (13) and a second heat exchange pipe (14) are respectively and fixedly connected to the inner side wall of the heat recovery box (10), the air outlet end of the air suction machine (11) is fixedly connected to one end of the first heat exchange pipe (13), the air inlet end of the air suction machine (11) is fixedly connected to the air outlet, the air outlet end of the fan (12) is fixedly connected to the air inlet (8) through a pipeline, the top of the box body (1) is fixedly connected with a motor (15), the output end of the motor (15) is fixedly connected with a main rod (16), the surface of the main rod (16) is rotatably connected to the inner wall of the box body (1) through a bearing, the surface of the main rod (16) is fixedly connected with a spiral blade (17), the surface of the spiral blade (17) is fixedly connected with a material blocking cylinder (18), the surface of the material blocking cylinder (18) is fixedly connected with a connecting rod (19), one end of the connecting rod (19) is slidably connected to the inner side wall of the box body (1), the bottom of the connecting rod (19) is fixedly connected with a supporting rod (21), the bottom of the supporting rod (21) is fixedly connected with a material scraping plate (22), the bottom of, the surface of door plant (23) has slider (24) No. two through spout sliding connection, the surface of slider (24) No. two rotates through the bull stick and is connected with electric telescopic handle (25), the one end fixedly connected with supporting leg (26) of electric telescopic handle (25), the one end fixed connection of supporting leg (26) is on the surface of box (1).

2. The drying device for silica sand processing according to claim 1, wherein: the inner side wall of the box body (1) is rotatably connected with a sealing plate (4) through a rotating rod, the top of the sealing plate (4) is fixedly connected with a torsion spring (3), and one end of the torsion spring (3) is fixedly connected with the inner side wall of the box body (1).

3. The drying device for silica sand processing according to claim 1, wherein: the inner wall fixed mounting of box (1) has and keeps off material net (7), air inlet (8) and gas outlet (9) all are provided with the filter screen.

4. The drying device for silica sand processing according to claim 1, wherein: the inner filler of the heat recovery tank (10) is water, and the first heat exchange tube (13) and the second heat exchange tube (14) are mutually wound.

5. The drying device for silica sand processing according to claim 1, wherein: the top of box (1) is through support frame fixedly connected with protection casing, motor (15) are located the inside of protection casing.

6. The drying device for silica sand processing according to claim 1, wherein: one end fixedly connected with slider (20) of connecting rod (19), the surface of slider (20) passes through spout sliding connection at the inside wall of box (1).

7. The drying device for silica sand processing according to claim 1, wherein: a material collecting box (27) is placed under the door plate (23), and a handle is fixedly connected to the surface of the material collecting box (27).