CN113828419A

CN113828419A - Coal slime stirring sorter

Info

Publication number: CN113828419A
Application number: CN202111183502.9A
Authority: CN
Inventors: 刘毅
Original assignee: Jiexiu Keer Coal Washing Machinery Manufacturing Co ltd
Current assignee: Jiexiu Keer Coal Washing Machinery Manufacturing Co ltd
Priority date: 2021-10-11
Filing date: 2021-10-11
Publication date: 2021-12-24

Abstract

The invention provides a coal slime stirring separator, and relates to the technical field of coal separation. It includes the agitator, the overflow bucket, drive assembly, the bearing frame subassembly, stirring subassembly and rising rivers subassembly, be provided with the sieve in the agitator and separated into lower part cavity and upper portion cavity by the sieve, the lower part cavity is linked together with rising rivers subassembly and its bottom is provided with first discharge gate, the stirring subassembly is located the upper portion cavity, the stirring subassembly is connected with the bearing frame subassembly, the bearing frame subassembly is connected with the drive assembly transmission, the top at the agitator is connected to the overflow bucket and is linked together with the agitator, be provided with the second discharge gate on the overflow bucket, coal slime stirring sorter is through adopting the form that the layering was selected separately, and the collection closes the stirring, bath, the layering is selected separately the function in an organic whole and can be gone on simultaneously, the handling capacity is bigger, it is higher to select separately the precision, the work efficiency that the coal slime was selected separately has been promoted, energy saving, the quick accurate of coal slime is selected separately has been realized.

Description

Coal slime stirring sorter

Technical Field

The invention relates to the technical field of coal separation, in particular to a coal slime stirring separator.

Background

As government and society demand for clean coal has increased, the demand for coal washing technology and equipment has increased. According to the data of China coal processing and utilization Association, when 1 million tons of raw coal are selected, about 1300 million tons of ash and about 35 million tons of sulfur can be removed through the coal clean washing technology, and the emission of sulfur dioxide is reduced by 49 million tons; meanwhile, the coal burning efficiency can be improved by 10-15%. In addition, the requirement of policy of coal industry in China requires that a newly-built large and medium-sized coal mine should be matched with a coal preparation plant of a corresponding scale, and the construction of a group mine coal preparation plant in a centralized mining area of the small and medium-sized coal mine is encouraged.

The applicant finds that at least the following technical problems exist in the prior art: when carrying out the coal slime and select separately, the coal preparation factory mostly needs to use dedicated stirring machine to smash earlier, uses the water to wash on the conveyer belt again, then uses the sorter to select separately again, and the process is loaded down with trivial details, and the water use rate is low, and the cleaning performance is not good, and sorting efficiency is lower, still causes the waste of the energy easily.

Disclosure of Invention

The invention aims to provide a coal slime stirring separator, which solves the technical problems of complicated working procedures, low efficiency and energy waste in the coal slime separation operation in the prior art. The technical effects that can be produced by the preferred technical scheme in the technical schemes provided by the invention are described in detail in the following.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a coal slime stirring sorter, includes agitator, overflow bucket, drive assembly, bearing frame subassembly, stirring subassembly and rising rivers subassembly, be provided with the sieve in the agitator and quilt lower part cavity and upper portion cavity are separated into to the sieve, the lower part cavity with rising rivers subassembly is linked together and its bottom is provided with first discharge gate, the stirring subassembly is located in the upper portion cavity, the stirring subassembly with the bearing frame subassembly is connected, the bearing frame subassembly with the drive assembly transmission is connected, the overflow bucket is connected the top of agitator and with the agitator is linked together, be provided with the second discharge gate on the overflow bucket.

Preferably, the stirring assembly comprises a first stirring shaft, a second stirring shaft and a rotary stirring knife, two ends of the first stirring shaft are respectively connected with the second stirring shaft and the bearing seat assembly, and the first stirring shaft is connected with a plurality of rotary stirring knives.

Preferably, the rotary stirring knives are distributed at equal intervals in the length direction and the circumferential direction of the first stirring shaft.

Preferably, the first stirring shaft is connected with the second stirring shaft through a flange, and the first stirring shaft is connected with the bearing seat assembly through a flange.

Preferably, the stirring assembly further comprises a limiting sleeve and a fixing frame, wherein the size of the limiting sleeve is larger than that of the second stirring shaft so that the limiting sleeve can be sleeved on the outer side of the second stirring shaft, and the outer side of the limiting sleeve is connected with the fixing frame and is connected onto the inner wall of the stirring barrel through the fixing frame.

Preferably, the drive assembly includes motor, first belt pulley and motor belt, the bearing frame subassembly includes pivot and second belt pulley, be connected with on the output shaft of motor first belt pulley, the one end of pivot is connected with the second belt pulley and its other end with the stirring subassembly is connected, first belt pulley with the second belt pulley all with motor belt transmission is connected.

Preferably, the ascending water flow assembly comprises a water inlet and a pipeline, the pipeline is communicated with the water inlet, and the water inlet is formed in the wall of the lower cavity.

Preferably, the bottom surface of the overflow bucket is obliquely arranged, and the second discharge hole is arranged at the low-level end of the bottom surface of the overflow bucket.

Preferably, an inspection opening is formed in the wall of the lower cavity.

Preferably, the overflow bucket further comprises a fixed platform connected to the top of the overflow bucket, and the driving assembly and the bearing seat assembly are connected to the fixed platform.

The invention has the beneficial effects that: the coal slime stirring separator comprises a stirring barrel, an overflow barrel, a driving component, a bearing seat component, a stirring component and an ascending water flow component, wherein a sieve plate is arranged in the stirring barrel and divides the stirring barrel into a lower cavity and an upper cavity in the vertical direction, the lower cavity is communicated with the ascending water flow component, the ascending water flow component conveys external water into the lower cavity, the water can rise through the sieve plate and gush into the upper cavity, a first discharge hole is formed in the bottom of the lower cavity and can be used for allowing tailings with higher density to sink and discharge, the stirring component is positioned in the upper cavity and is connected with the bearing seat component, the bearing seat component is in transmission connection with the driving component, the stirring component can be continuously stirred after the driving component is started, coal slime with large granularity is crushed to facilitate subsequent layering operation, the overflow barrel is connected to the top of the stirring barrel, the overflow barrel is communicated with the stirring barrel, a second discharge port is formed in the overflow barrel, and clean coal with low density can be discharged in an overflowing mode through the second discharge port;

coal slime stirring sorter is through adopting the form that the layering was selected separately to collect stirring, bath, layering and select separately the function in an organic whole and can go on simultaneously, the handling capacity is bigger, selects separately the precision higher, has promoted the work efficiency that the coal slime was selected separately, and the energy saving has realized the quick accurate of coal slime and has selected separately.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

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

FIG. 2 is a detailed block diagram of the drive assembly and bearing housing assembly of the present invention;

FIG. 3 is a detailed structural view of the stirring assembly of the present invention;

FIG. 4 is a top view block diagram of the present invention;

in the figure 1, a stirring barrel; 11. a sieve plate; 12. a lower cavity; 13. an upper cavity; 14. a first discharge port; 15. an inspection opening;

2. an overflow bucket; 21. a second discharge port;

3. a drive assembly; 31. an electric motor; 32. a first pulley; 33. a motor belt;

4. a bearing housing assembly; 41. a rotating shaft; 42. a second pulley;

5. a stirring assembly; 51. a first stirring shaft; 52. a second stirring shaft; 53. rotating the stirring knife; 54. a limiting sleeve; 55. a fixed mount;

6. an ascending water flow assembly; 61. a water inlet; 62. a pipeline;

7. and (4) fixing the platform.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.

In the description of the present invention, it is to be understood that the terms "central," "lateral," "length," "width," "height," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "side," and the like, as used herein, are used in the orientation or positional relationship indicated in FIG. 1, merely to facilitate the description of the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as appropriate to those of ordinary skill in the art.

Example one

Referring to fig. 1 and 4, the invention provides a coal slime stirring separator, which comprises a stirring barrel 1, an overflow barrel 2, a driving component 3, a bearing seat component 4, a stirring component 5 and an ascending water flow component 6, wherein a sieve plate 11 is arranged inside the stirring barrel 1, the sieve plate 11 divides the stirring barrel 1 into a lower cavity 12 and an upper cavity 13 in the vertical direction, the lower cavity 12 is communicated with the ascending water flow component 6, the ascending water flow component 6 conveys external water into the lower cavity 12, the water can ascend through the sieve plate 11 and gush into the upper cavity 13, a first discharge hole 14 is arranged at the bottom of the lower cavity 12, the first discharge hole 14 can be used for discharging tailings with larger density in a sinking manner, the stirring component 5 is positioned in the upper cavity 13, the stirring component 5 is connected with the bearing seat component 4, the bearing seat component 4 is in transmission connection with the driving component 3, the driving component 3 can drive a rotating shaft 41 in the bearing seat component 4 to rotate after being started, the rotating shaft 41 rotates to drive the stirring assembly 5 to rotate, so that the stirring assembly 5 can continuously stir and crush the coal slime with large granularity, the subsequent layering operation is facilitated, the overflow barrel 2 is connected to the top of the stirring barrel 1, the overflow barrel 2 is communicated with the stirring barrel 1, the overflow barrel 2 is provided with a second discharge port 21, and the second discharge port 21 can be used for discharging the clean coal with lower density in an overflowing manner;

when the coal slime stirring separator is used, the coal slime is conveyed into the stirring barrel 1 through external equipment, the coal slime in the stirring barrel 1 is stirred and crushed under the action of the stirring component 5, water conveyed by the ascending water flow component 6 enters the upper cavity 13 from the lower cavity 12 through the sieve plate 11, under the action of water flow, clean coal and tailings with different densities form layers, the clean coal with lower density can overflow into the overflow barrel 2 from the stirring barrel 1 and is discharged from the second discharge port 21 on the overflow barrel 2, the tailings with higher density can sink in the stirring barrel 1 and are discharged from the first discharge port 14 at the bottom of the stirring barrel 1, the coal slime stirring separator disclosed by the embodiment adopts a layered separation mode, integrates stirring, flushing and layered separation functions, can be simultaneously carried out, has larger treatment capacity and higher separation precision, and improves the work efficiency of coal slime separation, energy is saved, and the rapid and accurate separation of the coal slime is realized.

Example two

On the basis of the above embodiment, as an optional implementation manner, the stirring assembly 5 includes a first stirring shaft 51, a second stirring shaft 52 and a rotary stirring knife 53, two ends of the first stirring shaft 51 are respectively connected with the second stirring shaft 52 and the bearing seat assembly 4, the first stirring shaft 51 is connected with a plurality of rotary stirring knives 53, the first stirring shaft 51 is a main stirring shaft, the top end of the first stirring shaft 51 is directly connected with the bearing seat assembly 4 and can be driven by the bearing seat assembly 4 to rotate, so as to drive the connected plurality of rotary stirring knives 53 to rotate together, the rotary stirring knife 53 can stir and crush coal slime with large granularity so as to facilitate subsequent flushing and sorting operations, the bottom end of the first stirring shaft 51 is equivalent to a free end and is connected with the second stirring shaft 52, the second stirring shaft 52 is an auxiliary stirring shaft and is only matched with a limit sleeve 54, so as to prevent the free end of the first stirring shaft 51 from shifting in the horizontal direction after long-time rotation, meanwhile, after the coal slime stirring device is used for a long time, the second stirring shaft 52 generally collides and rubs with the limiting sleeve 54 to generate abrasion, the second stirring shaft 52 can be directly and independently replaced at the moment, equipment can be put into use again, the first stirring shaft 51 does not need to be replaced simultaneously, the cost is better saved, and the rotary stirring knife 53 has the function of stirring and crushing the coal slime with large granularity.

EXAMPLE III

On the basis of the above embodiment, as an optional implementation manner, the rotary stirring blades 53 are distributed at equal intervals in the length direction and the circumferential direction of the first stirring shaft 51, the rotary stirring blades 53 have a function of stirring and crushing coal slime with large granularity, the rotary stirring blades 53 distributed at equal intervals are more uniform in operation, the operation range is expanded in the length direction, the cylindrical range formed by the rotary stirring blades 53 in rotation can have a good stirring and crushing effect, and can drive water flow, so that the coal slime can be flushed well.

Example four

On the basis of the above embodiment, as an optional implementation manner, the first stirring shaft 51 is in flange connection with the second stirring shaft 52, the first stirring shaft 51 is in flange connection with the bearing seat assembly 4, the flange connection has good connection strength, meanwhile, a specific form of detachable connection is adopted in the flange connection operation, the mounting and the dismounting are convenient, after the first stirring shaft 51 or the second stirring shaft 52 is used for a long time, the abrasion or damage condition can be generally generated, on-site, whether the first stirring shaft 51 or the second stirring shaft 52 is replaced or not can be flexibly selected according to the actual use and damage condition of the first stirring shaft 51 or the second stirring shaft 52, the time is saved, the cost is also saved, and the separation efficiency is ensured not to be influenced.

EXAMPLE five

On the basis of the above embodiment, as an optional implementation manner, the stirring assembly 5 further includes a limiting sleeve 54 and a fixing frame 55, the size of the limiting sleeve 54 is slightly larger than that of the second stirring shaft 52, so that the limiting sleeve 54 can be sleeved on the outer side of the second stirring shaft 52, the outer side of the limiting sleeve 54 is connected with the fixing frame 55 and is connected to the inner wall of the stirring barrel 1 through the fixing frame 55, the limiting sleeve 54 can be matched with the second stirring shaft 52, and has a limiting effect on the second stirring shaft 52, so as to prevent the free end of the first stirring shaft 51 from shifting in the horizontal direction after long-time rotation, and further prolong the service life of the first stirring shaft 51 better.

EXAMPLE six

On the basis of the above embodiment, as an optional implementation manner, the driving assembly 3 includes a motor 31, a first belt pulley 32 and a motor belt 33, the bearing seat assembly 4 includes a rotating shaft 41 and a second belt pulley 42, the first belt pulley 32 is connected to an output shaft of the motor 31, one end of the rotating shaft 41 is connected to the second belt pulley 42 and the other end is connected to the stirring assembly 5, the first belt pulley 32 and the second belt pulley 42 are both in transmission connection with the motor belt 33, the motor 31 can drive the first belt pulley 32 to rotate after being started, the first belt pulley 32 can drive the motor belt 33 to transmit, the motor belt 33 can drive the second belt pulley 42 to rotate, the second belt pulley 42 can drive the rotating shaft 41 to rotate, the rotating shaft 41 can drive the first stirring shaft 51 and the second stirring shaft 52 to rotate, so as to implement stirring operation, and at the same time, the bearing structure in the bearing seat assembly 4 can play a role in positioning role for the shaft 41, the first stirring shaft 51 can also be positioned after the rotating shaft 41 is positioned.

EXAMPLE seven

On the basis of the above embodiment, as an optional implementation manner, the ascending water flow assembly 6 includes a water inlet 61 and a pipe 62, the pipe 62 is communicated with the water inlet 61, the water inlet 61 is opened on the cylinder wall of the lower chamber 12, the other end of the pipe 62 is communicated with a water pump and the like to convey water to the water inlet 61, the water enters from the water inlet 61, and after the water is accumulated to a certain depth, the water can simultaneously pass through the sieve holes on the sieve plate 11 under the action of pressure to form a uniform ascending water flow.

Example eight

On the basis of the above embodiment, as an alternative implementation manner, the bottom surface of the overflow bucket 2 is obliquely arranged and is provided with the second discharge hole 21 at the lower end of the bottom surface, and the obliquely arranged bottom surface of the overflow bucket 2 is beneficial to the clean coal with small density and small granularity sliding to the vicinity of the second discharge hole 21 along the bottom surface of the overflow bucket 2 by means of self gravity and being smoothly discharged.

Example nine

On the basis of the above embodiment, as an optional implementation mode, an inspection opening 15 is opened on the cylinder wall of the lower cavity 12, and the inspection opening 15 is used for inspecting the water supply condition in the lower cavity 12, and can be opened when necessary to clean the screen surface inside the mixing tank 1.

As an alternative embodiment, the sieve plate 11 is arranged in a surrounding manner, and the inner edge of the sieve plate 11 is lower than the outer edge of the sieve plate 11, where the arrangement is favorable for tailings with large density and large granularity to slide to the first discharge port 14 along the sieve plate 11 by means of self gravity and be smoothly discharged.

Example ten

On the basis of the above embodiment, as optional implementation mode, still include fixed platform 7, fixed platform 7 is connected at the top of overflow bucket 2, and drive assembly 3 and bearing frame subassembly 4 are connected on fixed platform 7, and fixed platform 7 provides installation space for drive assembly 3 and bearing frame subassembly 4, makes overall structure more firm, improves structural strength.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a coal slime stirring sorter, its characterized in that includes agitator (1), overflow bucket (2), drive assembly (3), bearing frame subassembly (4), stirring subassembly (5) and rising rivers subassembly (6), wherein: be provided with sieve (11) in agitator (1) and by sieve (11) separate into lower part cavity (12) and upper portion cavity (13), lower part cavity (12) with rising rivers subassembly (6) are linked together and its bottom is provided with first discharge gate (14), stirring subassembly (5) are located in upper portion cavity (13), stirring subassembly (5) with bearing frame subassembly (4) are connected, bearing frame subassembly (4) with drive assembly (3) transmission is connected, overflow bucket (2) are connected the top of agitator (1) and with agitator (1) are linked together, be provided with second discharge gate (21) on overflow bucket (2).

2. The coal slurry stirring classifier as set forth in claim 1, characterized in that: the stirring assembly (5) comprises a first stirring shaft (51), a second stirring shaft (52) and a rotary stirring knife (53), two ends of the first stirring shaft (51) are respectively connected with the second stirring shaft (52) and the bearing seat assembly (4), and the first stirring shaft (51) is connected with a plurality of rotary stirring knives (53).

3. The coal slurry stirring classifier as set forth in claim 2, characterized in that: the rotary stirring blades (53) are distributed at equal intervals in the length direction and the circumferential direction of the first stirring shaft (51).

4. The coal slurry stirring classifier as set forth in claim 2, characterized in that: the first stirring shaft (51) is connected with the second stirring shaft (52) in a flange mode, and the first stirring shaft (51) is connected with the bearing seat assembly (4) in a flange mode.

5. The coal slurry stirring classifier as set forth in claim 2, characterized in that: the stirring assembly (5) further comprises a limiting sleeve (54) and a fixing frame (55), wherein the size of the limiting sleeve (54) is larger than that of the second stirring shaft (52) so that the limiting sleeve (54) can be sleeved on the outer side of the second stirring shaft (52), and the outer side of the limiting sleeve (54) is connected with the fixing frame (55) and is connected onto the inner wall of the stirring barrel (1) through the fixing frame (55).

6. The coal slurry stirring classifier as set forth in claim 1, characterized in that: drive assembly (3) include motor (31), first belt pulley (32) and motor belt (33), bearing frame subassembly (4) are including pivot (41) and second belt pulley (42), be connected with on the output shaft of motor (31) first belt pulley (32), the one end of pivot (41) is connected with second belt pulley (42) and its other end with stirring subassembly (5) are connected, first belt pulley (32) with second belt pulley (42) all with motor belt (33) transmission is connected.

7. The coal slurry stirring classifier as set forth in claim 1, characterized in that: the ascending water flow assembly (6) comprises a water inlet (61) and a pipeline (62), the pipeline (62) is communicated with the water inlet (61), and the water inlet (61) is formed in the wall of the lower cavity (12).

8. The coal slurry stirring classifier as set forth in claim 1, characterized in that: the bottom surface of the overflow barrel (2) is obliquely arranged and the second discharge hole (21) is arranged at the low end of the bottom surface of the overflow barrel.

9. The coal slurry stirring classifier as set forth in claim 1, characterized in that: an inspection opening (15) is formed in the wall of the lower cavity (12).

10. The coal slurry stirring classifier as set forth in claim 1, characterized in that: the overflow bucket is characterized by further comprising a fixing platform (7), the fixing platform (7) is connected to the top of the overflow bucket (2), and the driving assembly (3) and the bearing seat assembly (4) are connected to the fixing platform (7).