CN218423998U - Silica sand drying and impurity removing all-in-one machine for silica ore industry - Google Patents

Abstract

The utility model relates to a silica sand processing technology field especially relates to a silica sand is dried and is removed miscellaneous all-in-one for silica ore industry, and it includes support frame, a sieve section of thick bamboo, switching cap A, switching cap B and mounting bracket. The support frame is inclined to form a high-temperature furnace, an inner guide pipe is arranged in the high-temperature furnace, a high-temperature cavity is arranged between the inner guide pipe and the inner wall of the high-temperature furnace, and a spiral plate is arranged in the high-temperature cavity. The screen drum is rotatably arranged in the high-temperature furnace, and the support frame is provided with a driving assembly for driving the screen drum to rotate. The switching cap A is rotationally connected with the output end of the screen cylinder, and the bottom of the switching cap A is provided with a sand discharge pipe. The switching cap B is rotationally connected with the input end of the screen cylinder. The output end of the inner guide pipe is provided with a trash discharge pipe. The high temperature furnace is provided with a high temperature air pipe and a smoke exhaust pipe. The mounting bracket sets up on the support frame, sets up the feeder hopper on the mounting bracket, and the bottom of feeder hopper sets up the unloading pipe, and the bottom of unloading pipe inserts in the adapter cap B and rather than inside intercommunication. The utility model discloses collect stoving and screening in an organic whole, drying efficiency is with remove miscellaneous efficient.

Description

Silica sand drying and impurity removing all-in-one machine for silica ore industry

Technical Field

The utility model relates to a silica sand processing technology field especially relates to a silica sand is dried and is removed miscellaneous all-in-one for silica ore industry.

Background

Silica sand drying is a process link in silica sand selection, the main equipment of the process is an inclined roller which rotates under the drive of a motor, the temperature of the inside of the roller is increased by using multi-purpose fuel gas, and silica sand enters from one end of the roller and flows out from the other end of the roller, so that moisture can be removed, and the silica sand becomes dried sand. However, since fine impurities adhere to the wet raw material surface, it is necessary to dry and remove impurities by screening to obtain relatively clean dried sand. Consequently need use silica sand drying and impurity removing machine, but current silica sand drying and impurity removing machine is the components of a whole that can function independently structure, and area occupied is big, and most structure is too simple, consequently need improve on current structural basis.

Chinese patent with publication number CN205448553U discloses a silica sand drying and impurity removing integrated machine, which is characterized in that: one section of cylinder wall of cylinder (1) exit end of this machine is enclosed by screen cloth (2), and stretch into separator box (3), set up shakeout mouth (5) and row miscellaneous mouthful (6) below separator box (3) respectively, be equipped with conveyer belt (8) below the shakeout mouth, the other end of conveyer belt is relative with feeder hopper (9) of lifting machine (10), the upper end of lifting machine is equipped with chute (11), the chute can be relative with the last mouthful of a plurality of sand storage tank (12), the last mouthful top of separator box (3) is equipped with thermal-arrest case (17), the exhaust pipe is connect to the thermal-arrest case top, install many back heating pipe (15) in the thermal-arrest case, install hot-blast main (18) additional in one side of thermal-arrest case, the hot-blast main leads to the heat source department of cylinder (1). Has the advantages that: the silica sand is dried the back and is directly sieved at the cylinder anterior segment, gets rid of impurity, and the twice process goes on in succession to directly transport the canning greatly, saved a large amount of places, equipment and warehousing and transportation processing cost, and simple structure, low in cost, convenient to use is expected to become the first-selected equipment of silica sand industry.

However, the device still has the following defects: the device still adopts traditional cylinder to dry, only sets up the screen cloth at the output of cylinder, and silica sand and impurity hardly carry out autosegregation through the immovable screen cloth in the ejection of compact, and this just leads to the silica sand screening incomplete to the cylinder that adopts in the device does not make the improvement, and the time that high-temperature gas got into its inside after flow is still shorter, and the heat transfer is abundant inadequately, leads to a large amount of waste of heat.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the purpose is to the problem that exists among the background art, provides a silica sand is dried and is removed miscellaneous all-in-one for silicon ore industry.

The technical scheme of the utility model: the utility model provides a silica sand is dried and is removed miscellaneous all-in-one for silicon ore industry, includes support frame, a sieve section of thick bamboo, switching cap A, switching cap B and mounting bracket. The support frame is obliquely provided with a high-temperature furnace, an inner guide pipe is arranged in the high-temperature furnace, and a high-temperature cavity is arranged between the inner guide pipe and the inner wall of the high-temperature furnace. The high temperature cavity is internally provided with a spiral plate, and the inner surface and the outer surface of the spiral plate are respectively connected with the inner guide pipe and the inner wall of the high temperature furnace. The screen drum is rotatably arranged in the high-temperature furnace, a gap with a certain size is arranged between the screen drum and the inner guide pipe, and the support frame is provided with a driving assembly for driving the screen drum to rotate. The switching cap A is arranged on the high-temperature furnace, the switching cap A is communicated with the output end of the screen drum and is in rotating connection with the output end of the screen drum, and the bottom of the switching cap A is provided with a sand discharge pipe communicated with the inside of the switching cap A. The switching cap B is arranged on the high-temperature furnace and communicated with the input end of the screen drum and is in rotating connection with the input end of the screen drum. The bottom of the high-temperature furnace is provided with a trash discharging pipe, one side of the inner guide pipe close to the adapter cap A is provided with a discharge hole, and the upper end of the trash discharging pipe is inserted into the high-temperature furnace and coated outside the discharge hole. The high temperature furnace is provided with a high temperature air pipe and a smoke exhaust pipe which are communicated with the inside of the high temperature cavity. The mounting bracket is arranged on the support frame, the bottom of the transverse end of the mounting bracket is provided with a feed hopper, the bottom of the feed hopper is provided with a blanking pipe communicated with the inside of the feed hopper, and the bottom of the blanking pipe is inserted into the adapter cap B and is communicated with the inside of the adapter cap B.

Preferably, the driving assembly comprises a motor, a coupler and a speed reducer, the input end of the speed reducer is connected with the output end of the motor through the coupler, a gear is arranged on the output shaft of the speed reducer, an outer gear ring is arranged outside the screen drum, and the gear is meshed with the outer gear ring.

Preferably, the high-temperature furnace is provided with an exhaust pipe, and the exhaust pipe penetrates through the high-temperature furnace shell and the inner guide pipe.

Preferably, the mounting frame is provided with a hydraulic cylinder, the hydraulic cylinder is in driving connection with the screen, and the screen is located on the inner side of the feed hopper and is in sliding connection with the inner wall of the feed hopper.

Preferably, the outer wall of the feeding hopper is provided with a guide groove, and one side of the guide groove, which is far away from the discharging pipe, is provided with a guide hopper which inclines downwards.

Preferably, the smoke exhaust device further comprises a purifier, the input end of the purifier is connected with the output end of the smoke exhaust pipe, and the output end of the purifier is communicated with the outside.

Preferably, the smoke exhaust pipe is positioned at the higher end of the high-temperature furnace, and the high-temperature air pipe is positioned at the lower end of the high-temperature furnace.

Compared with the prior art, the utility model discloses following profitable technological effect has:

the spiral plate is arranged in the high-temperature cavity, and hot gas entering the high-temperature cavity from the high-temperature gas inlet pipe is guided by the spiral plate, so that the hot gas flows along the gap direction of the spiral plate, the flowing time of the high-temperature hot gas in the high-temperature cavity is prolonged, and the heating efficiency of the high-temperature hot gas on the liner of the high-temperature furnace is improved; through the cooperation structure that sets up a sieve section of thick bamboo and interior stand pipe in the high temperature furnace, the silica sand surface that is dried in the sieve section of thick bamboo drops tiny impurity such as dust, including impurity drops in the stand pipe and along arranging miscellaneous tub discharge, silica sand in the sieve section of thick bamboo then gets into to change and connects cap A and finally discharge from arranging the sand pipe along a sieve section of thick bamboo output, realize drying and removing the integration of impurity, and the interval evenly sets up a plurality of deflector in a sieve section of thick bamboo, utilize the deflector circulation to promote the raw materials that is located sieve section of thick bamboo bottom to higher position then throw, make concentrated raw materials break up, dry with higher speed, simultaneously the utility model discloses still set up the structure that pneumatic cylinder drive screen cloth goes up and down, utilize the screen cloth separation to get into the bold debris of a sieve section of thick bamboo, prevent that the debris card is in the unloading pipe, and utilize pneumatic cylinder drive screen cloth to promote debris and discharge, overall structure stability is high, easy operation is convenient.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a view showing an internal structure of the high temperature furnace of FIG. 1;

FIG. 3 is an internal structural view of a screen cylinder;

fig. 4 is a diagram showing the connection structure of the hydraulic cylinder and the screen cloth.

Reference numerals: 1. a support frame; 2. a high temperature furnace; 201. an inner guide tube; 202. a high temperature chamber; 203. a spiral plate; 204. an exhaust pipe; 3. a screen cylinder; 301. a guide plate; 4. a drive assembly; 5. a transfer cap A; 6. a sand discharge pipe; 7. a transfer cap B; 8. a trash removal pipe; 9. a high temperature gas pipe; 10. a smoke exhaust pipe; 11. a mounting frame; 12. A feed hopper; 13. a discharging pipe; 14. a hydraulic cylinder; 15. screening a screen; 16. a guide groove.

Detailed Description

Example one

As shown in fig. 1-4, the utility model provides a silica sand is dried and is removed miscellaneous all-in-one for silicon ore industry, including support frame 1, a sieve section of thick bamboo 3, switching cap A5, switching cap B7 and mounting bracket 11. Slope on the support frame 1 sets up high temperature furnace 2, and leading pipe 201 in setting up in high temperature furnace 2 sets up high temperature cavity 202 between interior leading pipe 201 and the 2 inner walls of high temperature furnace. A spiral plate 203 is arranged in the high temperature cavity 202, and the inner surface and the outer surface of the spiral plate 203 are respectively connected with the inner guide pipe 201 and the inner wall of the high temperature furnace 2. A sieve section of thick bamboo 3 rotates to set up in high temperature furnace 2, sets up the clearance of certain size between a sieve section of thick bamboo 3 and the interior stand pipe 201, sets up 3 pivoted drive assembly 4 on the support frame 1 of drive sieve section of thick bamboo. Switching cap A5 sets up on high temperature furnace 2, switching cap A5 and the output intercommunication of a sieve section of thick bamboo 3 and swivelling joint, and the bottom of switching cap A5 sets up the sand discharge pipe 6 rather than inside intercommunication. The switching cap B7 is arranged on the high-temperature furnace 2, and the switching cap B7 is communicated with the input end of the screen cylinder 3 and is in rotating connection with the input end. The bottom of the high-temperature furnace 2 is provided with an impurity discharging pipe 8, one side of the inner guide pipe 201 close to the adapter cap A5 is provided with a discharge hole, and the upper end of the impurity discharging pipe 8 is inserted into the high-temperature furnace 2 and coated outside the discharge hole. The high temperature furnace 2 is provided with a high temperature gas pipe 9 and a smoke exhaust pipe 10 which are communicated with the inside of the high temperature cavity 202. The mounting frame 11 is arranged on the support frame 1, a feed hopper 12 is arranged at the bottom of the transverse end of the mounting frame 11, a blanking pipe 13 communicated with the inside of the feed hopper 12 is arranged at the bottom of the feed hopper 12, and the bottom of the blanking pipe 13 is inserted into the adapter cap B7 and communicated with the inside of the adapter cap.

In this embodiment, at first connect high temperature furnace outlet duct with high temperature trachea 9 to let in high temperature gas, high temperature gas circulates in high temperature chamber 202, because set up spiral plate 203 in high temperature chamber 202, spiral plate 203 leads high temperature gas this moment, and the flow time of extension high temperature gas in high temperature chamber 202 makes high temperature gas and 2 heat exchange efficiency improvement of high temperature furnace. Then the raw materials drops into in feeder hopper 12 and gets into adapter cap B7 along unloading pipe 13, the raw materials gets into a sieve section of thick bamboo 3 afterwards, start drive assembly 4, utilize drive assembly 4 to drive a sieve section of thick bamboo 3 and rotate, sieve section of thick bamboo 3 is when rotating, its inside deflector 301 circulation will be located sieve section of thick bamboo 3 bottom accumulational raw materials and promote the take the altitude and throw downwards, break up the raw materials, make each layer raw materials can not be heated unevenly because of piling up, and then the raw materials is heated and is dried with higher speed, tiny impurity such as dust in the raw materials drops in interior stand pipe 201 along the pore of a sieve section of thick bamboo 3, impurity is discharged along the trash pipe through the guide effect of stand pipe 201, and the silica sand then gets into adapter cap A5 and discharges along sand discharge pipe 6 after drying.

Example two

As shown in FIGS. 1 and 2, the utility model provides a silica sand dries and removes miscellaneous all-in-one for silicon ore industry compares in embodiment one, sets up blast pipe 204 on the high temperature furnace 2, and blast pipe 204 runs through 2 casings of high temperature furnace and interior stand pipe 201. The smoke exhaust pipe 10 is positioned at the higher end of the high temperature furnace 2, and the high temperature air pipe 9 is positioned at the lower end of the high temperature furnace 2.

In this embodiment, the exhaust pipe 204 is used for discharging the water vapor generated in the process of heating and drying the wet raw materials, and the exhaust pipe 10 and the high temperature gas pipe 9 are arranged at positions so that the high temperature gas enters the high temperature cavity from the output side of the high temperature furnace and is discharged from the feed side of the high temperature furnace, and the direction of the high temperature gas is opposite to that of the raw materials, thereby improving the heat exchange efficiency and the drying efficiency.

EXAMPLE III

As shown in fig. 4, the utility model provides a silica sand dries and removes miscellaneous all-in-one for silicon ore industry, compare in embodiment one, set up pneumatic cylinder 14 on the mounting bracket 11, pneumatic cylinder 14 drive connection screen cloth 15, screen cloth 15 is located the inboard of feeder hopper 12 and rather than inner wall sliding connection, and the outer wall of feeder hopper 12 sets up guide way 16, and one side that unloading pipe 13 was kept away from to guide way 16 sets up the decurrent direction fill of slope.

In this embodiment, in order to prevent large impurities mixed in the wet silica sand raw material from entering the discharging pipe 13 and blocking the discharging pipe 13, the screen 15 can be used to block the impurities from entering the discharging pipe 13, and when a certain amount of impurities are accumulated on the screen 15, the hydraulic cylinder 14 is controlled to start, and the hydraulic cylinder 14 pulls up the screen 15 to guide the impurities into the guide groove 16 and discharge the impurities.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited thereto, and various changes can be made without departing from the gist of the present invention within the knowledge of those skilled in the art.

Claims (7)

1. A silica sand drying and impurity removing integrated machine for the silica ore industry is characterized by comprising a support frame (1), a screen drum (3), a switching cap A (5), a switching cap B (7) and a mounting frame (11);

the support frame (1) is obliquely provided with the high-temperature furnace (2), an inner guide pipe (201) is arranged in the high-temperature furnace (2), and a high-temperature cavity (202) is arranged between the inner guide pipe (201) and the inner wall of the high-temperature furnace (2); a spiral plate (203) is arranged in the high-temperature cavity (202), and the inner surface and the outer surface of the spiral plate (203) are respectively connected with the inner guide pipe (201) and the inner wall of the high-temperature furnace (2); the screen drum (3) is rotatably arranged in the high-temperature furnace (2), a gap with a certain size is formed between the screen drum (3) and the inner guide pipe (201), and the support frame (1) is provided with a driving assembly (4) for driving the screen drum (3) to rotate;

the switching cap A (5) is arranged on the high-temperature furnace (2), the switching cap A (5) is communicated with the output end of the screen drum (3) and is in rotating connection with the output end of the screen drum, and the bottom of the switching cap A (5) is provided with a sand discharge pipe (6) communicated with the interior of the switching cap A; the switching cap B (7) is arranged on the high-temperature furnace (2), and the switching cap B (7) is communicated with the input end of the screen drum (3) and is in rotating connection with the input end; the bottom of the high-temperature furnace (2) is provided with a trash discharging pipe (8), one side of the inner guide pipe (201) close to the adapter cap A (5) is provided with a discharge hole, and the upper end of the trash discharging pipe (8) is inserted into the high-temperature furnace (2) and covers the outside of the discharge hole; the high-temperature furnace (2) is provided with a high-temperature air pipe (9) and a smoke exhaust pipe (10) which are communicated with the interior of the high-temperature cavity (202);

mounting bracket (11) set up on support frame (1), and the horizontal end bottom of mounting bracket (11) sets up feeder hopper (12), and the bottom of feeder hopper (12) sets up unloading pipe (13) rather than inside intercommunication, and the bottom of unloading pipe (13) inserts in the switching cap B (7) and rather than inside intercommunication.

2. The silica sand drying and impurity removing all-in-one machine for the silica ore industry is characterized in that the driving assembly comprises a motor, a coupler and a speed reducer, the input end of the speed reducer is connected with the output end of the motor through the coupler, a gear is arranged on the output shaft of the speed reducer, an outer toothed ring is arranged outside the screen drum (3), and the gear is meshed with the outer toothed ring.

3. The silica sand drying and impurity removing all-in-one machine for the silica ore industry as claimed in claim 1, wherein an exhaust pipe (204) is arranged on the high-temperature furnace (2), and the exhaust pipe (204) penetrates through a shell of the high-temperature furnace (2) and the inner guide pipe (201).

4. The silica sand drying and impurity removing all-in-one machine for the silica ore industry is characterized in that a hydraulic cylinder (14) is arranged on the mounting frame (11), the hydraulic cylinder (14) is connected with a screen (15) in a driving mode, and the screen (15) is located on the inner side of the feeding hopper (12) and is connected with the inner wall of the feeding hopper in a sliding mode.

5. The silica sand drying and impurity removing all-in-one machine for the silica ore industry as claimed in claim 4, wherein a guide groove (16) is formed in the outer wall of the feeding hopper (12), and a guide hopper which is inclined downwards is arranged on one side, away from the discharging pipe (13), of the guide groove (16).

6. The silica sand drying and impurity removing all-in-one machine for the silica ore industry as claimed in claim 1, further comprising a purifier, wherein an input end of the purifier is connected with an output end of the smoke exhaust pipe (10), and an output end of the purifier is communicated with the outside.

7. The silica sand drying and impurity removing all-in-one machine for the silica ore industry as claimed in claim 1, wherein the smoke exhaust pipe (10) is located at the higher end of the high temperature furnace (2), and the high temperature air pipe (9) is located at the lower end of the high temperature furnace (2).

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