CN214634262U

CN214634262U - Thickener

Info

Publication number: CN214634262U
Application number: CN202120176594.7U
Authority: CN
Inventors: 吴宏伟
Original assignee: Luanzhou Huayi Industrial Co ltd
Current assignee: Luanzhou Huayi Industrial Co ltd
Priority date: 2021-01-22
Filing date: 2021-01-22
Publication date: 2021-11-09
Anticipated expiration: 2031-01-22

Abstract

The utility model relates to a thickener belongs to thickener technical field, and it is including the settling cask that is the cone form, settling cask bottom is provided with the scraper blade, the settling cask top is provided with drives the first drive assembly of scraper blade pivoted, the top of settling cask still is provided with the lifting unit who drives the scraper blade and go up and down. This application has the effect that reduces the mud and piles up the blocking, blocks the condition of discharge gate.

Description

Thickener

Technical Field

The application relates to the field of thickeners, in particular to a thickener.

Background

A large amount of tailings are necessarily generated in the development and utilization process of mineral resources, and the thickening and dehydration are common tailings treatment methods.

As shown in fig. 1, the existing thickener includes a sedimentation tank 1 in a cone shape, four scrapers 11 are arranged at the bottom of the sedimentation tank 1, and the scrapers 11 are inclined upwards from the middle to the edge along the bottom of the sedimentation tank 1, a first driving component 2 for driving the scrapers 11 to rotate is arranged above the sedimentation tank 1, the first driving component 2 includes a first motor 21 arranged above the sedimentation tank 1 and a rotating rod 22 connected with the output end of the first motor 21, the rotating rod 22 is vertically arranged and penetrates through the inside of the sedimentation tank 1 and is fixedly connected with the scrapers 11, an ore pulp feeding pipe 12 and a flocculant feeding pipe 13 are respectively fixed on the side wall of the sedimentation tank 1 close to the top end, the ore pulp feeding pipe 12 and the flocculant feeding pipe 13 are oppositely arranged, a discharge port 14 is arranged at the bottom end of the sedimentation tank 1, and an overflow groove (not shown in the figure) is fixedly connected with the top of the sedimentation tank 1.

The ore pulp passes through ore pulp feed pipe 12 and carries to the inside of settling cask 1, then carries the flocculating agent to settling cask 1 inside through flocculating agent pan feeding pipe 13, and the flocculating agent mixes with the ore pulp and forms the mud layer to precipitate the bottom of settling cask 1, start first motor 21, make scraper blade 11 rotate, strike off the accumulational ore pulp of settling cask 1 bottom, mud is discharged through discharge gate 14 under the effect of gravity, and the clear water of separation passes through the overflow launder and flows.

In view of the above-mentioned related art, the inventor believes that when a large amount of slurry is deposited on the bottom of the settling tank 1, the slurry may be deposited on the scraper 11, increasing the resistance of the scraper 11 during rotation, causing the scraper 11 to be unable to rotate, and the slurry at the bottom of the settling tank 1 may be deposited for a long time, and if the slurry is not agitated, the slurry may be deposited into lumps and may not be discharged at the discharge port 14.

SUMMERY OF THE UTILITY MODEL

In order to reduce the mud and pile up the condition of blocking the discharge gate, this application provides a thickener.

The application provides a thickener adopts following technical scheme:

the utility model provides a thickener, is including the settling cask that is the cone form, settling cask bottom is provided with the scraper blade, the settling cask top is provided with drives scraper blade pivoted first drive assembly, the top of settling cask still is provided with the lifting unit who drives the scraper blade and go up and down.

Through adopting above-mentioned technical scheme, subside tank bottom accumulational mud is when more, mud is probably piled up on the scraper blade, the resistance of scraper blade at the rotation in-process has been increased, lead to the scraper blade can not rotate, the mud of subside tank bottom is piled up for a long time, if not stirring mud, mud is probably piled up the piece, the jam can not discharged at the discharge gate, make the scraper blade rise to the mud top through lifting unit, reduce the piling up of mud to the scraper blade, thereby to the mortar of subside tank bottom stirs, reduce the circumstances that mud piles up the piece, thereby make mud smoothly discharge at the discharge gate.

Optionally, the first driving assembly comprises a first belt pulley, a second belt pulley and a belt driving the first belt pulley and the second belt pulley to rotate, wherein the first belt pulley is provided with a second motor driving the first belt to rotate.

Through adopting above-mentioned technical scheme, rotate through the second motor, make first belt pulley rotate, first belt pulley rotates and drives the second belt pulley and rotate to drive the scraper blade and rotate, strike off the accumulational ore pulp of settling tank bottom, make mud discharge through the discharge gate under the effect of gravity.

Optionally, the lifting assembly comprises a fixing block fixedly connected above the settling tank, a lead screw penetrating through the fixing block and a first sleeve in threaded connection with the lead screw, the fixing block is inserted in the center of the second belt pulley and is rotationally connected with the second belt pulley, and a second driving assembly driving the lead screw to rotate is arranged at the end part of the lead screw far away from the first sleeve.

By adopting the technical scheme, the length of the lead screw extending out of the sleeve is adjusted by rotating the lead screw, so that the position of the scraper blade in the settling tank is adjusted.

Optionally, the second driving assembly includes a bevel gear set and a third motor, the bevel gear set includes a first bevel gear horizontally disposed and a second bevel gear vertically disposed, the first bevel gear and the second bevel gear are engaged with each other, and the third motor is rotatably connected to the second bevel gear.

Through adopting above-mentioned technical scheme, the motor drives and drives second bevel gear and rotate, and second bevel gear rotates and drives the lead screw and rotate to adjust the lead screw and stretch out sheathed tube length, and then adjust the position that the scraper blade is located the settling cask inside.

Optionally, the third motor is a servo motor.

Through adopting above-mentioned technical scheme, drive bevel gear group through the third motor and rotate, when adjusting the scraper blade and being located the inside position of settling cask, the scraper blade probably is located mud top or inside the mud, and the influence is to the stirring of mud, through using servo motor, more accurate to the position control of scraper blade, is favorable to the discharge to mud.

Optionally, the lower surface of the scraper is fixedly connected with a bump.

Through adopting above-mentioned technical scheme, when clearing up the accumulational ore pulp of settling tank bottom through setting up the scraper blade, the ore pulp probably adheres on settling tank bottom, utilizes the scraper blade to be difficult to scrape the ore pulp, through setting up the lug, reduces the resistance between scraper blade and the mud to better faster scrapes mud down.

Optionally, a flocculating agent feeding pipe is arranged on the side wall, close to the top end, of the settling tank, and a plurality of water outlets are formed in the lower surface, located inside the settling tank, of the flocculating agent feeding pipe.

By adopting the technical scheme, the plurality of water outlets are formed below the flocculant feeding pipe, so that the flocculant is scattered into the settling tank more dispersedly and is mixed with the ore pulp in the settling tank in a flushing manner, and the effect of quickly separating solid from liquid is achieved.

Optionally, a discharge port is formed in the bottom of the settling tank, a connecting plate is arranged at the end, away from the screw rod, of the first sleeve, a dredging rod is fixedly connected to the lower surface of the connecting plate, and the dredging rod is located right above the discharge port.

Through adopting above-mentioned technical scheme, mud piles up at the discharge gate, probably leads to the discharge gate to block up, dredges the mud of discharge gate through dredging the pole, makes better the discharge from the discharge gate of mud.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the scraper is lifted above the slurry through the lifting assembly, so that the accumulation of the slurry on the scraper is reduced, the mortar at the bottom of the settling tank is stirred, the condition that the slurry is accumulated into blocks is reduced, and the slurry is smoothly discharged from a discharge port;

2. the first belt pulley is rotated through the rotation of the second motor, the first belt pulley rotates to drive the second belt pulley to rotate, so that the scraper is driven to rotate, accumulated ore pulp at the bottom of the settling tank is scraped, and the slurry is discharged through the discharge hole under the action of gravity;

3. through setting up the lug, reduce the resistance between scraper blade and the mud to better faster scrape off mud.

Drawings

Fig. 1 is a schematic view showing the overall structure of a thickener in the related art.

Fig. 2 is a schematic view showing the overall structure of the thickener in this embodiment.

Fig. 3 is a schematic structural diagram showing the first driving assembly and the lifting assembly in this embodiment.

Fig. 4 is a partially enlarged view of a portion a of fig. 3.

Description of reference numerals: 1. a settling tank; 11. a squeegee; 111. a bump; 12. a pulp feed pipe; 13. feeding a flocculating agent into a pipe; 131. a water outlet; 14. a discharge port; 2. a first drive assembly; 21. a first motor; 22. rotating the rod; 23. a first pulley; 24. a second pulley; 241 inserting rod; 25. a belt; 26. a second motor; 3. a lifting assembly; 31. a fixed block; 311. fixing the rod; 312. a horizontal portion; 313. a vertical portion; 32. a lead screw; 33. a first sleeve; 331. a connecting plate; 332. a second sleeve; 333. dredging the rod; 334. rotating the block; 4. a second drive assembly; 41. a bevel gear set; 411. a first bevel gear; 412. a second bevel gear; 42. a third motor.

Detailed Description

The present application is described in further detail below with reference to figures 2-4.

The embodiment of the application discloses a thickener. Referring to fig. 2 and 3, the thickener includes a conical settling tank 1, four scrapers 11 are arranged at the bottom of the settling tank 1, the scrapers 11 are inclined upwards from the middle to the edge along the bottom of the settling tank 1, and a first driving assembly 2 for driving the scrapers 11 to rotate and a lifting assembly 3 for lifting the scrapers 11 are arranged above the settling tank 1.

When the mud piled up at the bottom of the settling tank 1 is large, the mud can be piled up on the scraper 11, the resistance of the scraper 11 in the rotating process is increased, the scraper 11 cannot rotate, the mud at the bottom of the settling tank 1 is piled up for a long time, if the mud is not stirred, the mud can be piled up into blocks, the mud cannot be discharged, the scraper 11 is moved upwards by arranging the lifting assembly 3, the possibility that the mud is piled up on the scraper 11 to enable the scraper 11 to not rotate is reduced, and therefore the situation that the mud can be piled up into blocks and cannot be discharged easily is reduced.

Settling cask 1 is close to the ore pulp feeder pipe 12 and the flocculating agent pan feeding pipe 13 that the level set up on the lateral wall on top, a plurality of delivery ports 131 have been seted up to the part that flocculating agent pan feeding pipe 13 is located settling cask 1, and delivery port 131 equidistant setting is at the lower surface of flocculating agent pan feeding pipe 13, the flocculating agent of being convenient for disperses to settling cask 1 inside, make ore pulp and flocculating agent intensive mixing, discharge gate 14 has been seted up to settling cask 1 bottom, settling cask 1's top fixedly connected with overflow launder (not drawn in the picture).

Inside ore pulp got into settling cask 1 from ore pulp feed pipe 12, the flocculating agent got into settling cask 1 from flocculating agent pan feeding pipe 13, and the ore pulp in settling cask 1 mixes with the flocculating agent and forms the mud layer to deposit to the bottom of settling cask 1, utilize first drive assembly 2 to make scraper blade 11 rotate, clear up the mud that piles up of settling cask 1 bottom, make the mud of scraping discharge gate 14 discharge, the overflow launder discharge is followed to the clear water of separation.

The first driving assembly 2 includes a first belt pulley 23, a second belt pulley 24 and a belt 25, wherein the first belt pulley 23 and the second belt pulley 24 are horizontally disposed, and a second motor 26 is installed above the first belt pulley 23 to rotate the first belt pulley 23.

When the scraper 11 rotates, the second motor 26 is started, the first belt pulley 23 rotates to drive the second belt pulley 24 to rotate, so as to drive the scraper 11 to rotate, further scrape off the accumulated slurry at the bottom of the settling tank 1, and discharge the slurry at the discharge port 14.

Referring to fig. 3 and 4, the lifting assembly 3 includes a fixing block 31 having a cylindrical shape, a lead screw 32 penetrating through the fixing block 31, and a first sleeve 33 screwed with the lead screw 32, four fixing rods 311 are fixedly connected to a side wall of the fixing block 31, the fixing rods 311 are divided into a horizontal portion 312 and a vertical portion 313, the horizontal portion 312 is fixedly connected to the fixing block 31, and the vertical portion 313 is fixedly connected to the settling tank 1. The fixed block 31 is inserted in the middle of the second belt pulley 24 and is rotatably connected with the second belt pulley 24. The first sleeve 33 is located below the screw rod 32, a connecting plate 331 is arranged at an end portion of the first sleeve 33 far away from the screw rod 32, the scraper 11 is fixedly connected to an edge of the connecting plate 331, a rotating block 334 is fixedly connected to an upper surface of the connecting plate 331, and the first sleeve 33 is rotatably connected with the rotating block 334.

By arranging the lifting component 3, the scraper 11 moves upwards and rotates to stir the slurry, thereby reducing the possibility of slurry accumulation and blocking and enabling the slurry to be smoothly discharged from the discharge port 14.

Two insertion rods 241 are fixedly connected to the second belt pulley 24, the two insertion rods 241 are arranged oppositely, two second sleeves 332 are fixedly connected to the connecting plate 331, and the two insertion rods 241 are respectively inserted into the second sleeves 332 in a sliding mode, so that the first belt pulley 23 and the second belt pulley 24 are driven to rotate when rotating, and the scraper 11 is driven to rotate.

At the end of the threaded spindle 32 remote from the sleeve, a second drive assembly 4 is provided, the second drive assembly 4 comprising a bevel gear set 41 and a third motor 42. The bevel gear group 41 comprises a first bevel gear 43 arranged horizontally and a second bevel gear 412 arranged vertically, the first bevel gear 411 and the second bevel gear 412 are meshed with each other, the third motor 42 is a servo motor, the second bevel gear 412 rotates through the rotation of the third motor 42, the second bevel gear 412 rotates to drive the first bevel gear 411, so that the length of the screw 32 extending out of the first sleeve 33 is adjusted, and the distance between the scraper 11 and the bottom end of the settling tank 1 is adjusted.

Referring to fig. 2 and 3, a convex block 111 is fixedly connected to the lower surface of the scraper 11, the convex block 111 is in a pointed shape, a vertically arranged dredging rod 333 is fixedly connected to the lower surface of the connecting plate 331, and the dredging rod 333 is located right above the discharge hole 14.

When the mud is piled up to be blockked at the bottom of the settling tank 1, the scraper 11 can not scrape the mud, the discharge hole 14 can be blocked due to the long-time accumulation of the mud, and the resistance between the scraper 11 and the mud is reduced by arranging the convex block 111 on the lower surface of the scraper 11, so that the mud on the bottom plate of the settling tank 1 can be better and faster scraped. When a large amount of slurry is accumulated in the discharge port 14 and is difficult to discharge, the slurry in the discharge port 14 is dredged by providing the dredging rod 333, so that the slurry can be smoothly discharged from the discharge port 14.

The implementation principle of the thickener in the embodiment of the application is as follows: the ore pulp enters the interior of the settling tank 1 from the ore pulp feeding pipe 12, the flocculating agent enters the settling tank 1 through the flocculating agent feeding pipe 13, and the ore pulp in the settling tank 1 is mixed with the flocculating agent to form a mud layer and is precipitated to the bottom of the settling tank 1.

And when the second motor 26 is started, the first belt pulley 23 rotates to drive the second belt pulley 24 to rotate, so that the scraper 11 is driven to rotate, and then the accumulated slurry at the bottom of the settling tank 1 is scraped, so that the slurry is discharged from the discharge hole 14.

When the amount of the slurry at the bottom of the settling tank 1 is large and the slurry is accumulated on the scraper 11, the third motor 42 is started to move the scraper 11 upwards, and the scraper 11 is rotated continuously to stir the accumulated slurry, so that the accumulation and blocking of the slurry at the bottom of the settling tank 1 are reduced, and the slurry is discharged from the discharge port 14 smoothly.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a thickener, is including settling cask (1) that is the cone form, settling cask (1) bottom is provided with scraper blade (11), settling cask (1) top is provided with drives scraper blade (11) pivoted first drive assembly (2), its characterized in that: and a lifting component (3) for driving the scraper (11) to lift is further arranged above the settling tank (1).

2. A thickener according to claim 1, wherein: first drive assembly (2) are including first belt pulley (23), second belt pulley (24) and drive first belt pulley (23) and second belt pulley (24) pivoted belt (25) that the level set up, install on first belt pulley (23) and drive first belt (25) pivoted second motor (26).

3. A thickener according to claim 1, wherein: lifting unit (3) including fixed connection fixed block (31) in settling cask (1) top, pass lead screw (32) of fixed block (31) and with lead screw (32) threaded connection's first sleeve pipe (33), fixed block (31) are pegged graft and are put and rotate with second belt pulley (24) at second belt pulley (24) central point and be connected, the tip that first sleeve pipe (33) was kept away from in lead screw (32) is provided with drive lead screw (32) pivoted second drive assembly (4).

4. A thickener according to claim 3, wherein: the second driving assembly (4) comprises a bevel gear set (41) and a third motor (42), the bevel gear set (41) comprises a first bevel gear (411) arranged horizontally and a second bevel gear (412) arranged vertically, the first bevel gear (411) and the second bevel gear (412) are meshed with each other, and the third motor (42) is in rotating connection with the second bevel gear (412).

5. A thickener according to claim 4, wherein: the third motor (42) is a servo motor.

6. A thickener according to claim 1, wherein: the lower surface of the scraper (11) is fixedly connected with a bump (111).

7. A thickener according to claim 1, wherein: the settling tank (1) is provided with a flocculating agent feeding pipe (13) on the side wall close to the top end, and a plurality of water outlets (131) are formed in the lower surface of the flocculating agent feeding pipe (13) located inside the settling tank (1).

8. A thickener according to claim 3, wherein: discharge gate (14) have been seted up to settling cask (1) bottom, the tip that lead screw (32) were kept away from in first sleeve pipe (33) is provided with connecting plate (331), connecting plate (331) lower surface fixed connection has dredging rod (333), dredging rod (333) are located discharge gate (14) directly over.