CN210145940U

CN210145940U - Mine filling efficient stirring barrel

Info

Publication number: CN210145940U
Application number: CN201920850691.2U
Authority: CN
Inventors: 房智恒; 邓星良; 蒋江晨; 蒋权
Original assignee: Zhongye Changtian International Engineering Co Ltd
Current assignee: Zhongye Changtian International Engineering Co Ltd
Priority date: 2019-06-06
Filing date: 2019-06-06
Publication date: 2020-03-17
Anticipated expiration: 2029-06-06

Abstract

The utility model discloses a high-efficient agitator is filled in mine, including staving, drive arrangement and (mixing) shaft, the axle body of (mixing) shaft is located the staving and is connected with drive arrangement with stirring material, and the tip of (mixing) shaft stretches out the staving, be equipped with the multiunit blade on the axle body of (mixing) shaft, the blade of its top position is helical blade, evenly laid the guide vane that a plurality of slopes set up on the inner wall of staving, the incline direction of guide vane is opposite with helical blade's rotation. The utility model discloses a mine fills high-efficient agitator has advantages such as simple and practical, stirring liquid level stability, the effective control overflow condition, stirring are efficient and effectual.

Description

Mine filling efficient stirring barrel

Technical Field

The utility model relates to a material mixes the field, especially relates to a mine fills high-efficient agitator.

Background

The mine filling mining method has the advantages of safety, environmental protection, high recovery rate, low dilution rate, small damage to the earth surface and the like, and is a development direction of green mine construction and deep mining in the future. Filling is an effective means for treating a goaf, and filling slurry adopted by a mine is mostly formed by stirring tailings and cementing materials (cement, fly ash, gypsum and the like) in a stirring barrel. The filling material must reach a certain strength to ensure the safety of the mining operation, the uniformity of the slurry is an important factor influencing the strength, and the more uniform the slurry is, the higher the filling material strength is, and the easier the transportation is.

The existing mine filling stirring barrel always has the phenomena of uneven slurry stirring, mortar separation and the like, if the stirring strength is increased, a small amount of stirring is needed for many times because overflow is easy to generate, the stirring liquid level is unstable, the stirring efficiency is low, and the construction process is slowed down. In addition, cement among the cementitious material is the likepowder, can lead to the agitator top dust to diffuse after getting into the agitator, influences the measurement work of charge level indicator very easily, and the ground paste that splashes in the stirring process and overflow part also influence the monitoring state of charge level indicator easily and make the charge level indicator inefficacy even.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that to the problem that prior art exists, provide a simple and practical, stirring liquid level stable, the effective control overflow condition, stir efficient and effectual mine fill high-efficient agitator.

In order to solve the technical problem, the utility model provides a technical scheme does:

the utility model provides a high-efficient agitator is filled in mine, includes staving, drive arrangement and (mixing) shaft, the axle body of (mixing) shaft is located the staving and is used for stirring the material, and the tip of (mixing) shaft stretches out the staving and is connected with drive arrangement, be equipped with the multiunit blade on the axle body of (mixing) shaft, the blade of its top position is helical blade, evenly laid the guide vane that a plurality of slopes set up on the inner wall of staving, the incline direction of guide vane is opposite with helical blade's rotation.

As a further improvement of the above technical solution:

the barrel body is provided with a pulp discharge pipe and an overflow pipe which are communicated with the outside, one end of the pulp discharge pipe is communicated with the bottom of the barrel body, the other end of the pulp discharge pipe is provided with a pulp discharge port, one end of the overflow pipe is communicated with the upper part of the barrel body, and the other end of the overflow pipe is communicated with a pipe body of the pulp discharge pipe.

The top of staving is equipped with the charge level indicator, the intercommunication end of overflow pipe and staving is less than the bottom of charge level indicator.

The driving device drives the stirring shaft to rotate in the same direction as the descending direction of the spiral line of the spiral blade.

The utility model discloses a stirring shaft, including (mixing) shaft, crushing blade, paddle, axle sleeve, two blades, blade, axle sleeve, blade.

The mixing impeller is arranged at the bottom of the shaft body of the stirring shaft and comprises an impeller plate and a plurality of impeller blades, the impeller plate is perpendicular to the axis of the stirring shaft and is fixed at the bottom end of the stirring shaft, the impeller blades are perpendicular to the surface of the impeller plate and are fixed on the surface of the impeller plate, which is connected with the stirring shaft, and the plurality of impeller blades are uniformly distributed around the circumference of the stirring shaft.

The bottom of the barrel body is in an inverted cone shape, and the lowest point of the inverted cone shape is communicated with the slurry discharge pipe.

Compared with the prior art, the utility model has the advantages of:

the utility model provides a mine fills high-efficient agitator is equipped with the multiunit blade on the axle body of its inside (mixing) shaft, and wherein the blade of top position is helical blade, evenly has laid the direction piece that a plurality of slopes set up on the inner wall of staving, and the incline direction of direction piece is opposite with helical blade's the soon.

In the working process, the helical blade rotates to enable materials entering the barrel body to be conveyed downwards quickly, airflow vortex can be formed above the barrel body, floating dust flows downwards along with the materials, and monitoring errors or damage caused by the fact that the material level meter is affected are avoided. When the helical blade is rotatory, the flow direction of fluid on it is opposite with it is fixed to revolve to, consequently can play quick guide effect with the reverse direction guide vane that sets up of helical blade, stabilizes the flow direction of material, has further accelerated the flow rate of material to can also smash, break up the caking in the material, make the even degree of material better.

In addition, according to the common knowledge, when the helical blade rotates, the helical blade can generate vortex, so that the liquid level of the material is in the condition of low middle and high periphery, which is just the reason that the existing stirring barrel is easy to overflow. The utility model discloses a set up in the agitator staving and revolve to opposite oblique guide vane with helical blade, can effectively block liquid level material all around and overflow and splash, play the effect of stable stirring liquid level, further protected the charge level indicator, make the monitoring result more accurate.

Drawings

FIG. 1 is a schematic structural view of the mine filling high-efficiency mixing tank of the utility model;

FIG. 2 is a schematic structural view of the drum wall of the mine filling high-efficiency mixing drum of the present invention after being unfolded;

FIG. 3 is a schematic structural view of crushing blades in the mine filling high-efficiency mixing tank of the utility model;

fig. 4 is the utility model discloses a mine fills high-efficient agitator in mixing impeller's schematic structure view.

Illustration of the drawings: 1. a barrel body; 11. a guide piece; 12. a slurry discharge pipe; 121. a pulp discharge port; 13. an overflow pipe; 14. a level gauge; 2. a drive device; 3. a stirring shaft; 31. a helical blade; 32. crushing the leaves; 321. a shaft sleeve; 322. a leaf plate; 33. a mixing impeller; 331. an impeller plate; 332. and (5) wheel sheets.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully and specifically with reference to the accompanying drawings and preferred embodiments, but the scope of the present invention is not limited to the following specific embodiments.

Example (b):

as shown in fig. 1 and 2, the mine filling efficient mixing tank of this embodiment includes a tank body 1, a driving device 2 and a mixing shaft 3, a shaft body of the mixing shaft 3 is located in the tank body 1 to mix materials, an end portion of the mixing shaft 3 extends out of the tank body 1 and is connected with the driving device 2, a plurality of sets of blades are arranged on the shaft body of the mixing shaft 3, the blades at the top of the mixing shaft 3 are helical blades 31, a plurality of obliquely arranged guide vanes 11 are uniformly distributed on an inner wall of the tank body 1, and an inclination direction of the guide vanes 11 is opposite to a rotation direction of the helical blades 31.

In the working process, the helical blade 31 rotates to enable the material entering the barrel body 1 to be conveyed downwards quickly, and airflow vortex is formed above the barrel body 1, so that floating dust flows downwards along with the material, and monitoring errors or damage caused by influence on the level indicator 14 are avoided. The guide piece 11 which is arranged in the reverse direction of the spiral blade 31 can play a role in quick guiding, stabilizes the flowing direction of the material, further accelerates the flowing speed of the material, and can also break up and break up lumps in the material, so that the uniformity of the material is better.

In addition, according to common knowledge, when the helical blade 31 rotates, it can generate vortex, so that the liquid level of the material is in a condition of low middle and high periphery, which is the reason that the existing mixing tank is easy to overflow. Set up in the agitator staving 1 of this embodiment and revolve to opposite oblique guide vane 11 with helical blade 31, can effectively block liquid level material all around and spill and splash, play the effect of stable stirring liquid level, further protected charge level indicator 14, make the monitoring result more accurate.

In this embodiment, the barrel body 1 is provided with a slurry discharge pipe 12 and an overflow pipe 13 which are communicated with the outside, one end of the slurry discharge pipe 12 is communicated with the bottom of the barrel body 1, the other end of the slurry discharge pipe is provided with a slurry discharge port 121, one end of the overflow pipe 13 is communicated with the upper part of the barrel body 1, and the other end of the overflow pipe is communicated with a pipe body of the slurry discharge pipe 12. When the materials are blocked by the guide sheet 11 and still have overflow tendency, the overflow part can be poured into the overflow pipe 13 and is discharged to the slurry discharge port 121 along with the trend of the pipe body, so that further guarantee is provided for solving the overflow problem.

In this embodiment, the top of staving 1 is equipped with charge level indicator 14, and overflow pipe 13 is less than charge level indicator 14's bottom with the intercommunication end of staving 1, prevents to spill over partial material and influences charge level indicator 14 to when the material spills over the speed and is greater than the speed of pouring into overflow pipe 13, charge level indicator 14 just can the signals, avoids the problem that premature signals lead to delaying the course of work.

In this embodiment, the direction that the driving device 2 drives the stirring shaft 3 to rotate is the same as the spiral descending direction of the helical blade 31, so that the material can rapidly flow downwards to the inside of the barrel body 1 along with the rotation of the helical blade 31 to be further processed by other blades.

In this embodiment, as shown in fig. 3, the crushing blade 32 is disposed in the middle of the shaft body of the stirring shaft 3, the crushing blade 32 includes a shaft sleeve 321 and two blades 322 sleeved on the stirring shaft 3, one end of each blade 322 is fixed on the shaft sleeve 321, the other end of each blade 322 is suspended, and the two blades 322 are disposed perpendicular to each other. In the rotation process, two blades 322 have played shearing crushing effect and striking crushing effect respectively, make caking in the middle of the material etc. smash more thoroughly, let the particle diameter of material diminish in order to strengthen even degree fast. The fixing between each component of the crushing blade 32 and the shaft body can be achieved by welding and fastening, or by integral forming such as 3d printing or casting, which is not described herein.

In this embodiment, as shown in fig. 4, a mixing impeller 33 is disposed at the bottom of the shaft body of the stirring shaft 3, the mixing impeller 33 includes an impeller plate 331 and a plurality of impeller blades 332, the impeller plate 331 is perpendicular to the axis of the stirring shaft 3 and is fixed at the bottom end of the stirring shaft 3, the impeller blades 332 are perpendicular to the plate surface of the impeller plate 331 and are fixed on the plate surface of the impeller plate 331, which is connected to the stirring shaft 3, and the plurality of impeller blades 332 are uniformly arranged around the circumference of the stirring shaft 3. The structure of the mixing impeller 33 can cause the material falling from the right above due to gravity to flow obliquely upwards when rotating, so that the flow circulation is generated, and the material mixing degree and the mixing efficiency are greatly improved. The fixing between each component of the mixing impeller 33 and the shaft body can be achieved by welding and fastening, or by integral forming such as 3d printing or casting, which is not described herein.

In this embodiment, the bottom of the barrel body 1 is in an inverted cone shape, and the lowest point of the inverted cone shape is communicated with the slurry discharge pipe 12, so that materials can be rapidly and thoroughly discharged from the slurry discharge pipe 12.

The above description is only the preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments. For those skilled in the art, the modifications and changes obtained without departing from the technical idea of the present invention should be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a high-efficient agitator is filled in mine, includes staving (1), drive arrangement (2) and (mixing) shaft (3), the axle body of (mixing) shaft (3) is located staving (1) and is connected its characterized in that with stirring material, the tip of (mixing) shaft (3) stretches out staving (1) and with drive arrangement (2): the shaft body of (mixing) shaft (3) is equipped with the multiunit blade, and the blade of its top position is helical blade (31), evenly distributed has guide vane (11) that a plurality of slopes set up on the inner wall of staving (1), the incline direction of guide vane (11) is opposite with helical blade (31) revolve to.

2. The mine filling high-efficiency stirring barrel according to claim 1, characterized in that: the barrel body (1) is provided with a slurry discharging pipe (12) and an overflow pipe (13) which are communicated with the outside, one end of the slurry discharging pipe (12) is communicated with the bottom of the barrel body (1), the other end of the slurry discharging pipe is provided with a slurry discharging port (121), one end of the overflow pipe (13) is communicated with the upper part of the barrel body (1), and the other end of the overflow pipe is communicated with a pipe body of the slurry discharging pipe (12).

3. The mine filling high-efficiency stirring barrel according to claim 2, characterized in that: the top of staving (1) is equipped with charge level indicator (14), the intercommunication end of overflow pipe (13) and staving (1) is less than the bottom of charge level indicator (14).

4. The mine filling high-efficiency stirring barrel according to claim 1, characterized in that: the driving device (2) drives the stirring shaft (3) to rotate in the same direction as the spiral descending direction of the spiral blades (31).

5. The mine filling high-efficiency stirring barrel according to claim 1, characterized in that: the utility model discloses a stirring shaft, (mixing) shaft (3) is equipped with crushing blade (32) in the middle part of the axle body of (mixing) shaft (3), crushing blade (32) contain axle sleeve (321) and two leaf plates (322) that the cover was located on (mixing) shaft (3), leaf plate (322) one end is fixed in on axle sleeve (321), and the other end is unsettled, and two leaf plates (322) mutually perpendicular lay.

6. The mine filling high-efficiency stirring barrel according to claim 1, characterized in that: the mixing impeller (33) is arranged at the bottom of the shaft body of the stirring shaft (3), the mixing impeller (33) comprises an impeller plate (331) and a plurality of wheel blades (332), the impeller plate (331) is perpendicular to the axis of the stirring shaft (3) and is fixed at the bottom end of the stirring shaft (3), the wheel blades (332) are perpendicular to the plate surface of the impeller plate (331) and are fixed on the plate surface of the impeller plate (331) connected with the stirring shaft (3), and the wheel blades (332) are uniformly distributed around the circumference of the stirring shaft (3).

7. The mine filling high-efficiency stirring barrel according to claim 2, characterized in that: the bottom of the barrel body (1) is in an inverted cone shape, and the lowest point of the inverted cone shape is communicated with the slurry discharge pipe (12).