CN219355943U - Bentonite mixing arrangement - Google Patents

Abstract

The utility model discloses a bentonite mixing device, which relates to the technical field of bentonite mixing and comprises a support, wherein a mixing barrel is arranged at the upper part of the support, a powder feeder is arranged on one side of the upper part of the mixing barrel, a liquid feeder is arranged on the other side of the upper part of the mixing barrel, a servo motor is arranged at the top of the mixing barrel, a discharging pipe is arranged at the bottom of the mixing barrel, a rotating shaft is arranged inside the mixing barrel, a mixing impeller is arranged on the rotating shaft, a mixing baffle is arranged at the bottom of the mixing barrel, and a stirring impeller matched with the mixing baffle is arranged at the bottom of the rotating shaft, so that the mixing is more uniform, the mixing efficiency is high, the material mixing is more uniform, powder clusters which are often generated when the powder and the liquid are mixed are not generated, the structure is simple, the device is suitable for continuous operation, and the efficiency is improved.

Description

Bentonite mixing arrangement

Technical Field

The utility model relates to the technical field of bentonite mixing, in particular to a bentonite mixing device.

Background

Bentonite, also called bentonite, is a nonmetallic mineral product with montmorillonite as a main mineral component, and is also a natural mineral material with wide application. It has excellent physical and chemical performance, and may be used as purifying and decolorizing agent, adhesive, thixotropic agent, suspending agent, catalyst, etc. and may be used widely in agriculture, light industry, cosmetics, medicine, etc. Bentonite has strong hygroscopicity and expansibility, can absorb water with the volume of 8-15 times of the volume of the bentonite, and can expand by several times to 30 times; the aqueous dispersion medium can be dispersed into gel and suspension, and the medium solution has certain viscosity, thixotropic property and lubricity; has stronger cation exchange capacity; the adsorption capacity to various gases, liquids and organic substances is certain, and the maximum adsorption capacity can be up to 5 times of the self weight; it has plasticity and cohesiveness with water, mud or fine sand.

When the slurry shield machine digs a sandy soil stratum, the slurry is often in serious viscosity loss and slurry loss, so that continuous slurry preparation is required. The bentonite slurry mixing device in the prior art is single in structure, only adapts to intermittent operation, a small batch of materials are mixed in a small batch mode and then are fed, if the pulping quantity is large, the bentonite can be mixed unevenly in a short time, so that the material consumption is large, the cost is increased, the feeding is inconvenient, the mixing production efficiency is low, and the requirements cannot be met.

Disclosure of Invention

In order to overcome the defects that the bentonite is unevenly mixed and can only be mixed intermittently in the prior art, the utility model provides the bentonite mixing device which can realize continuous mixing and improve the mixing effect.

The technical scheme adopted for solving the technical problems is as follows: the utility model provides a bentonite mixing arrangement, includes the support, and support upper portion is equipped with the blending tank, and blending tank upper portion one side is equipped with the powder feeder, and blending tank upper portion opposite side is equipped with the liquid feeder, and the blending tank top is equipped with servo motor, and the blending tank bottom is equipped with the discharging pipe, and the blending tank is inside to be equipped with the pivot, is equipped with mixing impeller in the pivot.

As a further improvement of the utility model, the powder feeder comprises a feeding hopper, the feeding hopper is connected with the mixing barrel through a feeding pipe, a spiral feeding shaft is arranged in the feeding pipe, one end of the spiral feeding shaft is connected with a feeding motor, the other end of the spiral feeding shaft extends into the mixing barrel, and the feeding is more uniform.

As a further improvement of the utility model, the liquid feeder comprises a liquid inlet pipe communicated with the mixing barrel, one end of the liquid inlet pipe is connected with a liquid inlet pump, and the liquid inlet is more stable.

As a further improvement of the utility model, a water distributor is arranged at the upper part of the rotating shaft. Evenly distribute water to ensure even mixing.

As a further improvement of the utility model, the inner bottom of the mixing barrel is provided with the mixing baffle, and the bottom of the rotating shaft is provided with the stirring impeller matched with the mixing baffle, so that the mixing is more uniform.

As a further improvement of the utility model, the mixing impeller is provided with a leak. The leak holes enable the mixing to be more uniform.

Compared with the prior art, the utility model has the beneficial effects that: the powder mixing device has the advantages of high mixing efficiency, more uniform material mixing, no generation of powder and liquid mixing and capability of improving efficiency, and is simple in structure, suitable for continuous operation and capable of generating powder clusters frequently.

Drawings

The utility model is further described below with reference to the drawings and the detailed description.

Fig. 1 is a schematic structural view of a bentonite mixing device according to the present utility model.

In the figure: 1. a bracket; 2. a mixing drum; 3. a powder feeder; 31. a feed hopper; 32. a feed pipe; 33. a screw feed shaft; 34. a feed motor; 4. a liquid feeder; 41. a liquid inlet pipe; 42. a liquid inlet pump; 5. a servo motor; 6. a discharge pipe; 7. a rotating shaft; 8. a mixing impeller; 9. a mixing baffle; 10. a stirring impeller; 11. a water distributor.

Detailed Description

In order that the technical scheme and the beneficial effects of the utility model become more apparent, the utility model is further described in detail below with reference to specific embodiments.

Referring to fig. 1, the embodiment of the utility model discloses a bentonite mixing device, which comprises a bracket 1, wherein a mixing drum 2 is arranged at the upper part of the bracket 1, a powder feeder 3 is arranged at one side of the upper part of the mixing drum 2, a liquid feeder 4 is arranged at the other side of the upper part of the mixing drum 2, a servo motor 5 is arranged at the top of the mixing drum 2, a discharging pipe 6 is arranged at the bottom of the mixing drum 2, a rotating shaft 7 is arranged in the mixing drum 2, a mixing impeller 8 is arranged on the rotating shaft 7, a leak hole is formed in the mixing impeller 8, a water distributor 11 is arranged at the upper part of the rotating shaft 7, a mixing baffle 9 is arranged at the inner bottom of the mixing drum 2, and a stirring impeller 10 matched with the mixing baffle 9 is arranged at the bottom of the rotating shaft 7.

Wherein, powder feeder 3 includes feeder hopper 31, and feeder hopper 31 passes through inlet pipe 32 to be connected mixing drum 2, is equipped with spiral feed shaft 33 in the inlet pipe 32, and spiral feed shaft 33 one end is connected with feed motor 34, and the other end extends into mixing drum 2. The liquid feeder 4 comprises a liquid inlet pipe 41 communicated with the mixing barrel 2, and one end of the liquid inlet pipe 41 is connected with a liquid inlet pump 42.

During mixing, powder is uniformly added from a feed hopper 31 through a powder feeder 3 through a spiral feed shaft 33, liquid is metered from a liquid feeder 4 through a liquid feed pump 42, and a liquid feed pipe 41 is continuously added into the mixing barrel 2 and uniformly distributed through a water distributor 11. The servo motor 5 drives the rotating shaft 7, and the mixing impeller 8 rotates along with the rotating shaft to mix powder and liquid. The inner bottom of the mixing barrel 2 is provided with a mixing baffle 9 which is divided into a smaller mixing area, and the stirring impeller 10 is continuously stirred in the smaller mixing area, so that the materials are ensured to be fully dispersed and mixed. And be equipped with the leak opening on the mixing impeller 8, the material constantly passes through the high shear zone of little clearance for it is more regular to mix.

It should be understood that the detailed description is presented for purposes of understanding only and is not intended to limit the utility model to all other embodiments that may be obtained by one skilled in the art without making any inventive effort.

Claims (4)

1. The utility model provides a bentonite mixing arrangement, including support (1), support (1) upper portion is equipped with mixing drum (2), its characterized in that mixing drum (2) upper portion one side is equipped with powder feeder (3), mixing drum (2) upper portion opposite side is equipped with liquid feeder (4), mixing drum (2) top is equipped with servo motor (5), mixing drum (2) bottom is equipped with discharging pipe (6), mixing drum (2) inside is equipped with pivot (7), be equipped with mixing impeller (8) in pivot (7), pivot (7) upper portion is equipped with water-locator (11), mixing drum (2) interior bottom is equipped with mixing baffle (9), pivot (7) bottom be equipped with mixing baffle (9) complex impeller (10).

2. A bentonite mixing device according to claim 1, wherein: the powder feeder (3) comprises a feeding hopper (31), the feeding hopper (31) is connected with the mixing barrel (2) through a feeding pipe (32), a spiral feeding shaft (33) is arranged in the feeding pipe (32), one end of the spiral feeding shaft (33) is connected with a feeding motor (34), and the other end of the spiral feeding shaft extends into the mixing barrel (2).

3. A bentonite mixing device according to claim 1, wherein: the liquid feeder (4) comprises a liquid inlet pipe (41) communicated with the mixing barrel (2), and one end of the liquid inlet pipe (41) is connected with a liquid inlet pump (42).

4. A bentonite mixing device according to claim 1, wherein: the mixing impeller (8) is provided with a leak hole.