CN115193110B - Peripheral transmission thickener with good stability - Google Patents

Abstract

The invention provides a peripheral transmission thickener with good stability, which comprises a sedimentation tank, wherein a working bridge is arranged above the sedimentation tank, an annular water collecting tank is arranged outside the sedimentation tank, a plurality of layers of water outlets distributed in a circumferential array are communicated between the annular water collecting tank and the sedimentation tank, and sealing elements distributed in the circumferential array are fixed on the inner wall of the sedimentation tank and used for controlling the water outlets to be opened and closed. According to the thickener disclosed by the invention, through sealing all the water outlets, tailing water is injected into the sedimentation tank for sedimentation, after the sedimentation is finished, one layer of water outlet closest to the ore sand in the clarified water is opened according to the thickness of the ore sand deposited in the sedimentation tank, so that the problem of insufficient drainage is solved, other water outlets above the ore sand can be selectively opened for increasing the drainage speed, the drainage speed can be controlled by controlling the number of the opened water outlets, and the phenomenon of overflow of the clarified water caused by untimely drainage of the annular water collecting tank due to the too high drainage speed can be prevented.

Description

Peripheral transmission thickener with good stability

Technical Field

The invention relates to a thickener, in particular to a peripheral transmission thickener with good stability.

Background

The thickener is a continuously working concentrating and clarifying device, and is mainly used for concentrating and clarifying tailing water in the mineral separation process. The thickener is generally fed centrally during operation, and the slurry is fed into a receiving cylinder at the center of the thickener and then flows into the settling pond. The gravity sedimentation principle is mainly utilized to sediment solid particles in ore pulp to the bottom of a tank, settled sand is discharged from a mud outlet at the bottom of the tank, and clarified water is discharged from a water outlet, so that the purpose of solid-liquid separation is achieved.

However, the conventional thickener water outlet is only one, in order to avoid that the sand is flowed out from the water outlet, the position of the water outlet is higher, when the sand in the sedimentation tank is less and can not reach the height of the water outlet, clear water can not be fully discharged, residual clear water can be mixed with the sand and discharged from the mud outlet together, and complete solid-liquid separation can not be realized.

Disclosure of Invention

The invention aims to provide a peripheral transmission thickener with good stability, after all water outlets are sealed, tailings water is injected into a sedimentation tank for sedimentation, after the sedimentation is finished, a layer of water outlet closest to ore sand in clarified water is opened according to the thickness of the ore sand deposited in the sedimentation tank, the problem of insufficient drainage is solved, other water outlets above the ore sand can be selectively opened for increasing the drainage speed, so that the drainage speed can be controlled by controlling the number of the opened water outlets, and the phenomenon of overflow of clarified water caused by untimely drainage of an annular water collecting tank due to too high drainage speed can be prevented.

The aim of the invention can be achieved by the following technical scheme:

the utility model provides a peripheral transmission thickener that stability performance is good, the thickener includes the sedimentation tank, the sedimentation tank top is equipped with the work bridge, and the outside of sedimentation tank is equipped with annular water catch bowl, and the intercommunication is equipped with the outlet that multilayer circumference array distributes between annular water catch bowl and the sedimentation tank, and the inner wall of sedimentation tank is fixed with the sealing member that circumference array distributes, and the sealing member is used for controlling outlet switch.

The sealing element comprises a first fixing frame fixed on the inner wall of the sedimentation tank, movable plugs distributed in an array are arranged on the first fixing frame in a sliding mode, selective pushing elements used for pushing the movable plugs to slide are arranged on the first fixing frame in a sliding mode, selective pushing elements used for controlling the selective pushing elements to select corresponding movable plugs are arranged on the selective pushing elements in a rotating mode, and first driving elements used for driving the selective pushing elements to rotate are arranged on the working bridge.

Further, the movable plug comprises a first sliding rod which is positioned on the first fixing frame and slides, a first plug head is fixed at one end of the first sliding rod, which is close to the water outlet, a first connecting block is fixed at one end, which is far away from the water outlet, of the first sliding rod, and a slot is arranged at one side of the first connecting block.

Further, the selective pushing piece comprises a second sliding rod which is positioned on the first fixing frame and slides, one end of the second sliding rod, which is far away from the water outlet, is fixed with a first vertical plate, the first vertical plate is provided with inserted bars which are distributed in an array in a sliding way, a first elastic piece is connected between the inserted bars and the first vertical plate, and the inserted bars are positioned on one side of the slot under the action of the first elastic piece.

The one end that the inserted bar kept away from the slot is fixed with the drive piece, and the one end that the drive piece kept away from the inserted bar is circular.

Further, the selection piece is including fixing the first horizontal plate on first vertical board, rotates on the first horizontal plate and is equipped with the dwang, and the lateral wall of dwang is fixed with a plurality of lugs, and the lug is used for pressing the drive block, and the height of lug is the same with the drive block that corresponds, and the position of a plurality of lugs is all different, makes the drive block that is close to first vertical board one side press corresponding drive block through the dwang.

Further, the first driving piece comprises a first gear fixed on the rotating rod, racks meshed with the first gear are arranged on the second sliding rod in a sliding mode, the racks are vertically distributed with the second sliding rod, a driving shaft is fixed above the racks, a rotating sleeve is arranged on the working bridge in a rotating mode, and inclined rods distributed in a circumferential array are arranged below the rotating sleeve.

The lower part of diagonal bar is fixed with the drive plate of symmetric distribution, and the drive shaft is located between the drive plate, and the top of rotating the cover is fixed with the second gear, and the top of working bridge is fixed with first L shape support, and the top of first L shape support is fixed with first motor, and the output shaft of first motor runs through first L shape support be fixed with the third gear of second gear engagement.

Further, fixedly connected with first horizontal pivot on the first vertical board, the top of first L shape support is fixed with the second L shape support, and the top of second L shape support is fixed with first cylinder, and the output shaft of first cylinder runs through the second gear and rotates the second horizontal pivot that the cover is connected with circumference array distribution, rotates in the second horizontal pivot and is equipped with the head rod, and the lower extreme and the first horizontal pivot rotation of head rod are connected.

Further, the bottom of the sedimentation tank is conical, and the upper part of the sedimentation tank is cylindrical.

Further, the inside rotation of sedimentation tank is equipped with scrapes mud device, and the bottom of sedimentation tank is equipped with out the mud mouth, is equipped with the shutoff piece that is used for controlling out mud mouth switch in the sedimentation tank.

Further, the mud scraping device comprises a U-shaped bracket fixed on one side of the working bridge, a fourth gear is rotatably arranged on the bottom plate of the U-shaped bracket, and a rotating shaft of the fourth gear penetrates through the bottom plate of the U-shaped bracket to be fixed with a third sliding shaft.

The sliding sleeve is sleeved on the third sliding shaft, the second elastic piece is sleeved on the third sliding shaft and positioned between the bottom plate of the U-shaped support and the sliding sleeve, the side wall of the sliding sleeve is rotationally provided with second connecting rods distributed in a circumferential array, the scraping plates are rotationally arranged below the second connecting rods, and the limiting block is fixed below the third sliding shaft.

A second motor is fixed above the top plate of the U-shaped support, an output shaft of the second motor penetrates through the top plate of the U-shaped support and is connected with a fifth gear, and a gear synchronous belt is connected between the fifth gear and the fourth gear.

Further, the shutoff piece is including fixing the second mount in mud mouth top, and the slip is equipped with the fourth sliding shaft on the second mount, and the lower extreme of fourth sliding shaft is fixed with the second chock plug that is used for shutoff mud mouth, and the upper end of fourth sliding shaft runs through the second mount, and the inside of fourth sliding shaft is equipped with first rotation chamber, and the below intercommunication in first rotation chamber is equipped with the second and rotates the chamber, and the inner wall in first rotation chamber is equipped with the internal thread.

The upper end of fourth sliding shaft is equipped with the mounting hole with first rotation chamber intercommunication, and the below of stopper is fixed with the installation axle, and the installation axle passes the mounting hole and is fixed with the rotation head, and the outer wall of rotation head is equipped with the external screw thread with internal screw thread complex, is equipped with the third elastic component between second mount and the second chock plug.

The invention has the beneficial effects that:

1. according to the thickener, all the water outlets are sealed, tailing water is injected into the sedimentation tank for sedimentation, after sedimentation is completed, a layer of water outlet closest to the ore sand in the clarified water is opened according to the thickness of the ore sand deposited in the sedimentation tank, the problem of insufficient water drainage is solved, other water outlets above the ore sand can be selectively opened for increasing the water drainage speed, so that the water drainage speed can be controlled by controlling the number of the water outlets to be opened, and the phenomenon of overflow of the clarified water caused by untimely water drainage of the annular water collecting tank due to too high water drainage speed can be prevented;

2. according to the thickener provided by the invention, the drain outlet at the lowest layer is opened, so that the previously collected clarified water flows back into the sedimentation tank, the sedimentation tank is cleaned, the scraping plate continuously rotates in the cleaning process, the cleaning is more sufficient, the cleaned sewage is discharged from the mud outlet, the recycling of the clarified water is realized, and the water resource is saved.

Drawings

The following describes the progress of the invention with reference to the accompanying drawings.

FIG. 1 is a schematic diagram of a thickener according to the present invention;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1 at A;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1 at B;

FIG. 4 is a schematic diagram of a thickener according to the present invention;

FIG. 5 is an enlarged schematic view of FIG. 4 at C;

FIG. 6 is a schematic cross-sectional view of a thickener according to the present invention;

FIG. 7 is a schematic diagram of a thickener according to the present invention;

fig. 8 is an enlarged schematic view of the structure at D in fig. 6.

In the figure: 1. a sedimentation tank; 2. a support frame; 3. a work bridge; 4. an annular water collection tank; 5. a water outlet; 6. a seal; 7. a mud scraping device; 8. a blocking member; 41. a drain pipe; 42. a switch valve; 61. a first fixing frame; 62. a movable plug; 63. a selective pusher; 64. a selection member; 65. a first driving member; 621. a first slide bar; 622. a first plug; 623. a first connection block; 624. a slot; 631. a second slide bar; 632. a first vertical plate; 633. a rod; 634. a first elastic member; 635. a driving block; 641. a first horizontal plate; 642. a rotating lever; 643. a bump; 651. a first gear; 652. a rack; 653. a drive shaft; 654. a rotating sleeve; 655. a diagonal rod; 656. a driving plate; 657. a second gear; 658. a first L-shaped bracket; 659. a first motor; 6510. a third gear; 636. a first horizontal rotation shaft; 637. a second L-shaped bracket; 638. a first cylinder; 639. a second horizontal rotation shaft; 6310. a first connecting rod; 71. a U-shaped bracket; 72. a fourth gear; 73. a third sliding shaft; 74. a sliding sleeve; 75. a second elastic member; 76. a second connecting rod; 77. a scraper; 78. a limiting block; 711. a second motor; 79. a fifth gear; 710. a gear synchronous belt; 81. the second fixing frame; 82. a fourth sliding shaft; 83. a second plug; 84. a first rotation chamber; 85. a second rotation chamber; 86. a mounting hole; 87. a mounting shaft; 89. a third elastic member; 88. the head is turned.

Detailed Description

The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present invention, it should be understood that the terms "open," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like indicate orientation or positional relationships, merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

The utility model provides a peripheral transmission thickener that stability performance is good, the thickener includes sedimentation tank 1, as shown in figure 1, and the below of sedimentation tank 1 is fixed with support frame 2, and the top is equipped with work bridge 3, and the outside of sedimentation tank 1 is equipped with annular water catch bowl 4, and the intercommunication is equipped with the outlet 5 that multilayer circumference array distributes between annular water catch bowl 4 and the sedimentation tank 1, and the inner wall of sedimentation tank 1 is fixed with the sealing member 6 that circumference array distributes, and sealing member 6 is used for controlling outlet 5 switch.

The bottom of the sedimentation tank 1 is conical, and the upper part is cylindrical.

The inside rotation of sedimentation tank 1 is equipped with scrapes mud device 7, and the bottom of sedimentation tank 1 is equipped with out the mud mouth, is equipped with in the sedimentation tank 1 and is used for controlling out the shutoff piece 8 of mud mouth switch.

The position of the annular water collecting tank 4 near the bottom is communicated with a drain pipe 41, and the drain pipe 41 is provided with a switch valve 42.

The sealing member 6 comprises a first fixing frame 61 fixed on the inner wall of the sedimentation tank 1, as shown in fig. 2-6, movable plugs 62 distributed in an array are slidably arranged on the first fixing frame 61, selective pushing members 63 for pushing the movable plugs 62 to slide are slidably arranged on the first fixing frame 61, selective members 64 for controlling the selective pushing members 63 to select corresponding movable plugs 21 are rotatably arranged on the selective pushing members 63, and a first driving member 65 for driving the selective members 64 to rotate is arranged on the working bridge 3.

The movable plug 62 comprises a first sliding rod 621 sliding on the first fixing frame 61, a first plug 622 is fixed at one end of the first sliding rod close to the water outlet 5, a first connecting block 623 is fixed at one end far away from the water outlet 5, and a slot 624 is arranged at one side of the first connecting block 623.

The selective pushing member 63 includes a second sliding rod 631 sliding on the first fixing frame 61, one end of the second sliding rod 631 far away from the drain opening 5 is fixed with a first vertical plate 632, the first vertical plate 632 is slidably provided with an array of inserted rods 633, a first elastic member 634 is connected between the inserted rods 633 and the first vertical plate 632, and the inserted rods 633 are located at one side of the slots 624 under the action of the first elastic member 634.

The end of the insert rod 633 away from the slot 624 is fixed with a driving block 635, and the end of the driving block 635 away from the insert rod 633 is circular.

The selecting member 64 includes a first horizontal plate 641 fixed to the first vertical plate 632, a rotating lever 642 is rotatably provided to the first horizontal plate 641, a plurality of protrusions 643 are fixed to a side wall of the rotating lever 642, the protrusions 643 are used for pressing the driving blocks 635, the heights of the protrusions 643 are identical to those of the corresponding driving blocks 635, the plurality of protrusions 643 are different in orientation, the driving blocks 635 near one side of the first vertical plate 632 are pressed against the corresponding driving blocks 635 by rotating the rotating lever 642, and accordingly the corresponding inserting rod 633 is inserted into the corresponding inserting groove 624.

The first driving member 65 includes a first gear 651 fixed on a rotating rod 642, a rack 652 meshed with the first gear 651 is slidably provided on a second sliding rod 631, the rack 652 is vertically distributed with the second sliding rod 631, a driving shaft 653 is fixed above the rack 652, a rotating sleeve 654 is rotatably provided on the working bridge 3, a diagonal rod 655 distributed in a circumferential array is provided below the rotating sleeve 654, and the diagonal rods 655 are combined to form a umbrella shape.

A symmetrically distributed driving plate 656 is fixed below the diagonal rod 655, a driving shaft 653 is located between the driving plates 656, a second gear 657 is fixed above the rotating sleeve 654, a first L-shaped bracket 658 is fixed above the working bridge 3, a first motor 659 is fixed above the first L-shaped bracket 658, and a third gear 6510 meshed with the second gear 657 is fixed on an output shaft of the first motor 659 penetrating through the first L-shaped bracket 658.

The first vertical plate 632 is fixedly connected with a first horizontal rotating shaft 636, a second L-shaped bracket 637 is fixed above the first L-shaped bracket 658, a first cylinder 638 is fixed above the second L-shaped bracket 637, an output shaft of the first cylinder 638 penetrates through a second gear 657 and a rotating sleeve 654 to be connected with a second horizontal rotating shaft 639 distributed in a circumferential array, a first connecting rod 6310 is rotatably arranged on the second horizontal rotating shaft 639, and the lower end of the first connecting rod 6310 is rotatably connected with the first horizontal rotating shaft 636.

The mud scraping device 7 comprises a U-shaped bracket 71 fixed on one side of the working bridge 3, as shown in fig. 7, the top plate of the U-shaped bracket 71 and the working bridge 3 are positioned on the same horizontal plane, the bottom plate of the U-shaped bracket 71 is positioned below the working bridge 3, a fourth gear 72 is rotatably arranged on the bottom plate of the U-shaped bracket 71, and a rotating shaft of the fourth gear 72 penetrates through the bottom plate of the U-shaped bracket 71 to be fixed with a third sliding shaft 73.

The third sliding shaft 73 is sleeved with a sliding sleeve 74, the third sliding shaft 73 is sleeved with a second elastic piece 75, the second elastic piece 75 is located between the bottom plate of the U-shaped support 71 and the sliding sleeve 74, the side wall of the sliding sleeve 74 is rotatably provided with second connecting rods 76 distributed in a circumferential array, the lower part of the second connecting rods 76 is rotatably provided with scraping plates 77, and a limiting block 78 is fixed below the third sliding shaft 73.

The second motor 711 is fixed above the top plate of the U-shaped bracket 71, the output shaft of the second motor 711 penetrates through the top plate of the U-shaped bracket 71 and is connected with the fifth gear 79, a gear synchronous belt 710 is connected between the fifth gear 79 and the fourth gear 72, and the second motor 711 can be located on one side of the working bridge 3 by arranging the U-shaped bracket 71, so that the second motor 711 is convenient to maintain on one hand, and the second motor 711 is far away from the sedimentation tank 1 on the other hand, so that water inflow of the second motor 711 is avoided.

The plugging piece 8 comprises a second fixing frame 81 fixed above the mud outlet, as shown in fig. 8, a fourth sliding shaft 82 is slidably arranged on the second fixing frame 81, a second plug head 83 for plugging the mud outlet is fixed at the lower end of the fourth sliding shaft 82, the upper end of the fourth sliding shaft 82 penetrates through the second fixing frame 81, a first rotating cavity 84 is arranged in the fourth sliding shaft 82, a second rotating cavity 85 is arranged under the first rotating cavity 84 in a communicating manner, and internal threads are arranged on the inner wall of the first rotating cavity 84.

The upper end of the fourth sliding shaft 82 is provided with a mounting hole 86 communicated with the first rotating cavity 84, a mounting shaft 87 is fixed below the limiting block 78, a rotating head 88 is fixed on the mounting shaft 87 through the mounting hole 86, an external thread matched with the internal thread is arranged on the outer wall of the rotating head 88, and a third elastic piece 89 is arranged between the second fixing frame 81 and the second plug 83.

In use, the rotation sleeve 654 is fixedly connected with the inclined rod 655, and the inclined rod 655 is fixedly connected with the driving plate 656, so that the water outlet 5 is controlled in the following manner: the inclined rod 655 and the driving plate 656 are driven to rotate in the process of controlling the rotating sleeve 654 by starting the first motor 659, the driving plate 656 rotates in the process of stirring the driving shaft 653 to enable the rack 652 to slide on the second sliding rod 631, the first gear 651 is driven to rotate in the process of sliding the rack 652, the rotating rod 642 is driven to rotate while the first gear 651 rotates, the protruding block 643 on the rotating rod 642 is driven to rotate, after the protruding block 643 rotates to be in contact with the driving block 635, the driving block 635 is pressed to enable the driving block 635 to move to the side of the first vertical plate 632, and the inserting rod 633 is driven to move to the side of the inserting groove 624 until the inserting rod 633 is inserted into the corresponding inserting groove 624.

Therefore, the sealing element 6 can control the rotation angle of the diagonal rod 655 by controlling the rotation angle of the first motor 659, further control the sliding distance of the rack 652, further control the rotation angle of the first gear 651, further make the required bump 643 press the corresponding driving block 635, make the corresponding insert rod 633 insert into the corresponding slot 624, and make the slot 624 with the insert rod 633 move together in the process of pushing the first vertical plate 632, and further drive the first plug 622 corresponding to the slot 624 to move together.

The first cylinder 638 is started, so that one end of the first connecting rod 6310 rotates on the second horizontal rotating shaft 639, the other end of the first connecting rod 6310 rotates on the first horizontal rotating shaft 636, the first vertical plate 632 is driven to move in the rotating process of the first connecting rod 6310, the second sliding rod 631 is driven to horizontally slide on the first fixing frame 61, the slot 624 inserted with the inserting rod 633 is driven to move in the sliding process of the second sliding rod 631, the first sliding rod 621 is driven to horizontally slide on the first fixing frame 61, when the first sliding rod 621 slides to the side close to the water outlet 5, the first sliding rod 621 is used for inserting the first plug 622 into the water outlet 5 to close the water outlet 5, and when the first sliding rod 621 slides to the side far away from the water outlet 5, the first plug 622 is pulled out of the corresponding water outlet 5 to open the water outlet 5.

The sealing piece can realize simultaneous opening and closing of all the water outlets 5 in one layer, the control is simple, and meanwhile, the thickener avoids the clarified water flowing towards the same direction by arranging the water outlets 5 distributed in a multi-layer circumferential array, so that the impact force of flowing water is overlarge and the deposited ore sand is taken out.

After all the water outlets 5 are sealed, the tailing water is injected into the sedimentation tank 1 for sedimentation, after the sedimentation is completed, a layer of water outlet 5 closest to the ore sand in the clarified water is opened according to the thickness of the ore sand deposited in the sedimentation tank, the problem of insufficient water drainage is solved, other water outlets 5 above the ore sand can be selectively opened for increasing the water drainage speed, the water drainage speed can be controlled by controlling the number of the opened water outlets 5, and the phenomenon of overflow of the clarified water caused by untimely water drainage of the annular water collecting tank 4 due to too high water drainage speed is prevented.

Through placing scraper blade 77 in sedimentation tank 1, because scraper blade 77 can be located the vertical face and rotate, under the effect of second elastic component 75, scraper blade 77 rotates automatically to laminating with sedimentation tank 1's bottom surface, consequently this scraper 7 is applicable to arbitrary inclination's toper bottom surface, and when sedimentation tank 1's bottom is uneven, perhaps when sedimentation tank 1's bottom has the barrier, scraper blade 77 can lift automatically, avoid the barrier, guarantees the continuous operation of scraping sand work.

Before the tailing water is injected into the sedimentation tank 1, the second motor 711 is started to control the third sliding shaft 73 to rotate, so that the installation shaft 87 is driven to rotate, the rotating head 88 is driven to rotate in the first rotating cavity 84, and the fourth sliding shaft 82 is driven to descend in the rotating process of the rotating head 88 due to threaded fit between the rotating head 88 and the first rotating cavity 84, so that the second plug 83 is driven to descend, and the second plug 83 descends to be inserted into the mud outlet, so that the mud outlet is sealed.

When the clear water is discharged, the second motor 711 is started to control the scraper 77 to rotate, at this time, the rotation direction of the second motor 711 is opposite to the rotation direction in the sealing process of the mud outlet, the second motor 711 drives the fourth sliding shaft 82 to ascend firstly after being started, and when the rotating head 88 rotates into the second rotating cavity 85, the fourth sliding shaft 82 does not ascend any more because threads are not arranged in the second rotating cavity 85, at this time, the second plug 83 breaks away from the mud outlet, so that the mud outlet is opened, and the scraper 77 continuously rotates under the drive of the second motor 711 to stir the precipitated ore sand, so that the precipitated ore sand is discharged from the mud outlet.

When the rotating head 88 rotates into the second rotating cavity 85, the rotating head 88 is tightly attached to the bottom of the first rotating cavity 84 due to the action of the third elastic piece 89, and when the second motor 711 rotates reversely, the rotating head 88 is conveniently screwed into the first rotating cavity 84.

After the ore sand is discharged, the water outlet 5 at the lowest layer is opened, so that the clear water collected before flows back into the sedimentation tank 1, the sedimentation tank 1 is cleaned, the scraper 77 continuously rotates in the cleaning process, the cleaning is more sufficient, the cleaned sewage is discharged from the mud outlet, and the thickener realizes the recycling of the clear water and saves water resources.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims.

Claims (5)

1. The peripheral transmission thickener with good stability comprises a sedimentation tank (1), and is characterized in that a working bridge (3) is arranged above the sedimentation tank (1), an annular water collecting tank (4) is arranged outside the sedimentation tank (1), a plurality of layers of water outlets (5) distributed in a circumferential array are communicated between the annular water collecting tank (4) and the sedimentation tank (1), sealing pieces (6) distributed in the circumferential array are fixed on the inner wall of the sedimentation tank (1), and the sealing pieces (6) are used for controlling the water outlets (5) to be opened and closed;

the sealing element (6) comprises a first fixing frame (61) fixed on the inner wall of the sedimentation tank (1), movable plugs (62) distributed in an array are arranged on the first fixing frame (61) in a sliding mode, selective pushing elements (63) used for pushing the movable plugs (62) to slide are arranged on the first fixing frame (61) in a sliding mode, selective pieces (64) used for controlling the selective pushing elements (63) to select corresponding movable plugs (62) are arranged on the selective pushing elements (63) in a rotating mode, and a first driving element (65) used for driving the selective pieces (64) to rotate is arranged on the working bridge (3);

the movable plug (62) comprises a first sliding rod (621) which is positioned on the first fixing frame (61) and slides, a first plug head (622) is fixed at one end of the first sliding rod (621) close to the water outlet (5), a first connecting block (623) is fixed at one end far away from the water outlet (5) through the first fixing frame (61), and a slot (624) is arranged at one side of the first connecting block (623);

the selective pushing piece (63) comprises a second sliding rod (631) which is positioned on the first fixing frame (61) and slides, a first vertical plate (632) is fixed at one end of the second sliding rod (631) far away from the water outlet (5), inserting rods (633) distributed in an array are arranged on the first vertical plate (632) in a sliding mode, a first elastic piece (634) is connected between each inserting rod (633) and the corresponding first vertical plate (632), and the inserting rods (633) are positioned at one side of the corresponding inserting groove (624) under the action of the first elastic piece (634);

a driving block (635) is fixed at one end of the inserted link (633) far away from the slot (624), and one end of the driving block (635) far away from the inserted link (633) is circular;

the selecting piece (64) comprises a first horizontal plate (641) fixed on a first vertical plate (632), a rotating rod (642) is arranged on the first horizontal plate (641) in a rotating mode, a plurality of protruding blocks (643) are fixed on the side wall of the rotating rod (642), the protruding blocks (643) are used for pressing the driving blocks (635), the height of each protruding block (643) is identical to that of the corresponding driving block (635), the directions of the protruding blocks (643) are different, and the driving blocks (635) close to one side of the first vertical plate (632) are pressed by the corresponding driving blocks (635) through rotating the rotating rod (642);

the first driving part (65) comprises a first gear (651) fixed on a rotating rod (642), racks (652) meshed with the first gear (651) are arranged on the second sliding rod (631) in a sliding mode, the racks (652) and the second sliding rod (631) are vertically distributed, a driving shaft (653) is fixed above the racks (652), a rotating sleeve (654) is arranged on the working bridge (3) in a rotating mode, and inclined rods (655) distributed in a circumferential array are arranged below the rotating sleeve (654);

a symmetrically distributed driving plate (656) is fixed below the diagonal rod (655), a driving shaft (653) is positioned between the driving plates (656), a second gear (657) is fixed above the rotating sleeve (654), a first L-shaped bracket (658) is fixed above the working bridge (3), a first motor (659) is fixed above the first L-shaped bracket (658), and a third gear (6510) meshed with the second gear (657) is fixed on an output shaft of the first motor (659) penetrating through the first L-shaped bracket (658);

first horizontal rotating shaft (636) is fixedly connected to first vertical plate (632), second L-shaped support (637) is fixed to the top of first L-shaped support (658), first cylinder (638) is fixed to the top of second L-shaped support (637), output shaft of first cylinder (638) penetrates second gear (657) and rotates second horizontal rotating shaft (639) that cover (654) are connected with circumference array distribution, first connecting rod (6310) is rotatably arranged on second horizontal rotating shaft (639), and the lower end of first connecting rod (6310) is rotatably connected with first horizontal rotating shaft (636).

2. A peripheral drive thickener with good stability according to claim 1, wherein the bottom of the sedimentation tank (1) is conical and the upper part is cylindrical.

3. The peripheral transmission thickener with good stability according to claim 2, wherein the interior of the sedimentation tank (1) is rotatably provided with a mud scraping device (7), the bottom of the sedimentation tank (1) is provided with a mud outlet, and a blocking piece (8) for controlling a mud outlet switch is arranged in the sedimentation tank (1).

4. A peripheral transmission thickener with good stability according to claim 3, wherein the mud scraping device (7) comprises a U-shaped bracket (71) fixed at one side of the working bridge (3), a fourth gear (72) is rotatably arranged on the bottom plate of the U-shaped bracket (71), and a rotating shaft of the fourth gear (72) penetrates through the bottom plate of the U-shaped bracket (71) to be fixed with a third sliding shaft (73);

the sliding sleeve (74) is sleeved on the third sliding shaft (73), the second elastic piece (75) is positioned between the bottom plate of the U-shaped bracket (71) and the sliding sleeve (74), the side wall of the sliding sleeve (74) is rotationally provided with second connecting rods (76) distributed in a circumferential array, scraping plates (77) are rotationally arranged below the second connecting rods (76), and limiting blocks (78) are fixed below the third sliding shaft (73);

a second motor (711) is fixed above the top plate of the U-shaped bracket (71), an output shaft of the second motor (711) penetrates through the top plate of the U-shaped bracket (71) to be connected with a fifth gear (79), and a gear synchronous belt (710) is connected between the fifth gear (79) and the fourth gear (72).

5. The peripheral transmission thickener with good stability according to claim 4, wherein the plugging piece (8) comprises a second fixing frame (81) fixed above the mud outlet, a fourth sliding shaft (82) is slidably arranged on the second fixing frame (81), a second plug head (83) for plugging the mud outlet is fixed at the lower end of the fourth sliding shaft (82), the upper end of the fourth sliding shaft (82) penetrates through the second fixing frame (81), a first rotating cavity (84) is arranged in the fourth sliding shaft (82), a second rotating cavity (85) is communicated below the first rotating cavity (84), and internal threads are arranged on the inner wall of the first rotating cavity (84);

the upper end of fourth sliding shaft (82) is equipped with mounting hole (86) with first rotating chamber (84) intercommunication, and the below of stopper (78) is fixed with installation axle (87), and installation axle (87) pass mounting hole (86) and are fixed with and rotate first (88), and the outer wall of rotating first (88) is equipped with the external screw thread with internal screw thread complex, is equipped with third elastic component (89) between second mount (81) and second chock plug (83).