CN218924464U

CN218924464U - Dry material mixer

Info

Publication number: CN218924464U
Application number: CN202223141138.2U
Authority: CN
Inventors: 梁建平; 汪政南; 耿传胜; 戴启超; 徐高崎
Original assignee: Anhui Ninghuo New Material Co ltd
Current assignee: Anhui Ninghuo New Material Co ltd
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-04-28
Anticipated expiration: 2032-11-25

Abstract

The utility model discloses a dry material mixer, which comprises a stirring barrel arranged on a bracket, wherein a rotating shaft is arranged in the middle of the stirring barrel, a barrel cover is arranged on the stirring barrel, the rotating shaft is connected with a spiral blade which spirally surrounds the rotating shaft, a guide barrel is sleeved outside the spiral blade, the top surface and the bottom surface of the guide barrel are both openings, and the guide barrel and the spiral blade are arranged at intervals. According to the utility model, a closed cavity is formed in the stirring barrel, the spiral blade continuously rotates to drive the dry materials with various components in the stirring barrel to be repeatedly mixed in the spiral rising process, the guide barrel is sleeved outside the spiral blade to prevent the dry materials from separating from the spiral blade in the spiral rising process, and the spiral blade drives the dry materials to be repeatedly and circularly mixed so as to uniformly mix the dry material components with large particle size difference and different specific gravities.

Description

Dry material mixer

Technical Field

The utility model relates to the technical field of mixers, in particular to a dry material mixer.

Background

The refractory castable is a common material of cement kiln mouth, coal injection pipe and other parts needing high temperature and refractory, the refractory castable comprises tens of components, and raw materials in the forms of powder, granules, larger granules and the like, and the refractory castable is formed after water is added and stirring.

The traditional stirring mode is mainly to add the scattered dry materials and water into the stirrer at the same time, roll and stir the stirring shaft through the grinding wheel of the stirrer to form mixed wet materials, the wet blocks are formed by the dry materials in water quickly by adopting the traditional stirring method, the dry materials of various components are difficult to uniformly mix, the content of the components of the mixed refractory castable is uneven, and the quality of the refractory castable is reduced.

The chinese patent with document number (CN 215086744U) discloses a twin-stage mixer for refractory castable batching, which comprises a charging barrel, the surface of charging barrel is provided with feeding component, the top fixed mounting of charging barrel has agitator motor, agitator motor's output runs through the charging barrel activity and is provided with the gear train, the gear train includes main gear, gear and ring gear, main gear and agitator motor's output fixed connection, main gear and pinion pass through tooth piece intermeshing, through setting up two sets of feeding components, can carry out simultaneous feeding with the batching through first feed inlet and second feed inlet to multiple batching, and multiple batching just can mix when getting into the blending pipe, lighten the burden that the batching got into the charging barrel together and carry out the mixture, through setting up the feed tank, can in time add water to the charging barrel after the batching dry mixing is accomplished, thereby can improve feeding and stirring efficiency. The scheme of mixing dry materials is mentioned, and the effect is that a plurality of ingredients can be mixed when entering the mixing pipe, so that the burden of the ingredients entering the charging barrel together for mixing is reduced. The problems are: firstly, the proportion of each component of the dry materials is different, the dry materials are easy to be layered in the mixing process to cause uneven mixing, secondly, the stirring mode is that the whole charging barrel is stirred in a large range, and the power consumption of a motor is large.

Disclosure of Invention

The utility model aims to provide a dry material mixer, which solves the problems of uneven mixing of refractory castable dry materials caused by various dry material components, large particle size difference and different specific gravity when the refractory castable dry materials are mixed.

The aim of the utility model can be achieved by the following technical scheme: the utility model provides a drier mixer, includes the agitator of installing on the support, install pivot, its characterized in that in the middle of the agitator: the agitator is installed the bung, the pivot is connected with the helical blade that the spiral encircleed the pivot, helical blade outside cover is equipped with the guide vat, guide vat top surface and bottom surface are the opening, guide vat and helical blade interval setting.

As still further aspects of the utility model: the diameter of the bottom of the stirring barrel is larger than the diameter of the section of the spiral blade, and the body of the stirring barrel is funnel-shaped.

As still further aspects of the utility model: the lower end of the spiral blade extends out of the bottom surface opening of the guide barrel, the lower end of the spiral blade is close to the top surface of the barrel bottom, and the top surface opening of the guide barrel is higher than the upper end of the spiral blade.

As still further aspects of the utility model: the barrel wall of the material guiding barrel is inwards turned to form a material blocking ring at the position close to the opening of the top surface.

As still further aspects of the utility model: a plurality of material pressing plates are arranged between the top opening of the material guiding barrel and the barrel cover, the material pressing plates are uniformly distributed around the circumference of the rotating shaft, the material pressing plates are hinged with a supporting plate, and the supporting plate is connected with the barrel cover.

As still further aspects of the utility model: the guide barrel is connected with a plurality of suspenders, and the suspenders are connected with the barrel cover.

As still further aspects of the utility model: the rotating shaft and the helical blade are integrally formed.

The utility model has the beneficial effects that:

1. the agitator installation bung forms a confined cavity in the agitator inside, and helical blade continuously rotates, drives the drier of various compositions in the agitator and mixes repeatedly at the in-process that the spiral risees, and the guide bucket cover is established in the helical blade outside, prevents that the drier from breaking away from helical blade at the in-process that the spiral risees, drives drier through helical blade and repeatedly circulate and mix, can be big to the particle diameter difference, the different multiple drier composition homogeneous mixing of proportion.

2. The motor drives the helical blade to rotate in a small range, and compared with a traditional stirring mode of stirring the blades in the stirring barrel in a large range, the power consumption requirement of the motor is reduced.

Drawings

FIG. 1 is a schematic diagram of a dry mix machine of the present utility model in a shutdown configuration;

FIG. 2 is a schematic diagram of the structure of the dry material mixer of the present utility model in operation;

fig. 3 is a top view of a dry mix machine according to the present utility model.

10. A bracket; 20. a stirring barrel; 21. a barrel cover; 22. a tub body; 23. a barrel bottom; 24. a feed inlet; 25. a discharge port; 30. a rotating shaft; 40. a helical blade; 50. a guide barrel; 51. a top surface opening; 52. a bottom surface opening; 53. a material blocking ring; 60. a pressing plate; 61. a support plate; 70. a boom; 80. a motor; 90. and (3) driving wheels.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar symbols indicate like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present utility model and are not to be construed as limiting the present utility model.

As shown in fig. 1-3, the utility model discloses a dry material mixer, which comprises a stirring barrel 20 arranged on a bracket 10, wherein a rotating shaft 30 is arranged in the middle of the stirring barrel 20, the stirring barrel 20 is provided with a barrel cover 21, the rotating shaft 30 is connected with a spiral blade 40 which spirally surrounds the rotating shaft 30, a guide barrel 50 is sleeved outside the spiral blade 40, the top surface and the bottom surface of the guide barrel 50 are both provided with openings, and the guide barrel 50 and the spiral blade 40 are arranged at intervals.

When the stirring barrel is used, the refractory castable is poured into the barrel of the stirring barrel 20 through the feeding hole 24 formed in the barrel cover 21, the feeding hole 24 is closed, a closed cavity is formed in the stirring barrel 20, the driving wheel 90 is driven by the motor 80, the rotating shaft 30 is driven by the driving wheel 90, the rotating shaft 30 rotates and simultaneously drives the spiral blade 40 to rotate, the guide barrel 50 is sleeved outside the spiral blade 40, the drier is prevented from separating from the spiral blade 40 in the spiral rising process, the drier is driven by the spiral blade 40 and passes through the guide barrel 50, the drier falls to the barrel bottom 23 after being sprayed out from the top opening of the guide barrel 50, the spiral blade 40 continuously rotates, the drier of various components in the stirring barrel 20 is driven to be repeatedly mixed in the spiral rising process, meanwhile, the guide barrel 50 and the spiral blade 40 are separated, the rotation of the spiral blade 40 is not influenced, the drier is driven by the spiral blade 40 to be repeatedly and circularly mixed, the drier components with large particle size difference can be mixed, and after the mixture is finished, the discharging hole 25 at the bottom of the stirring barrel 20 is opened. Meanwhile, the motor 80 drives the helical blade 40 to rotate in a small range, so that the power consumption requirement of the motor 80 is reduced compared with a traditional stirring mode of the blades in the stirring barrel 20 in a large range.

Further, the diameter of the barrel bottom 23 of the stirring barrel 20 is larger than the diameter of the section of the spiral blade 40, and the barrel body 22 of the stirring barrel 20 is funnel-shaped. The funnel-shaped barrel body 22 is provided with a sliding inclined plane, dry materials sprayed out from the top opening of the guide barrel 50 are converged to the barrel bottom 23 along the sliding inclined plane, the diameter of the barrel bottom 23 is larger than that of the section of the spiral blade 40, the barrel bottom 23 does not influence the rotation of the spiral blade 40, and meanwhile, the spiral blade 40 can be arranged at a lower position, so that the dry materials in the barrel are fully and circularly mixed.

Further, the screw blade 40 and the guide barrel 50 are reasonably arranged, so that the dry materials are fully and circularly mixed, the lower end of the screw blade 40 extends out of the bottom opening 52 of the guide barrel 50, the lower end of the screw blade 40 is close to the top surface of the barrel bottom 23, and the top opening 51 of the guide barrel 50 is higher than the upper end of the screw blade 40.

The lower end of the spiral blade 40 extends out of the opening 52 on the bottom surface of the guide barrel 50, the guide barrel 50 does not influence the feeding of the spiral blade 40, the lower end of the spiral blade 40 is close to the top surface of the barrel bottom 23, and dry materials at the barrel bottom 23 can be driven to rise, so that the dry materials at the bottom are fully and circularly mixed, and the opening 51 on the top surface of the guide barrel 50 is higher than the upper end of the spiral blade 40. The mixed dry materials at the opening 51 on the top surface of the guide barrel 50 are sprayed outwards by pushing the dry materials on the lower side, so that the mixing time of the dry materials on the spiral blade 40 is prolonged, and the mixing of the dry materials is facilitated.

Further, the wall of the guide barrel 50 is turned inwards to form a material blocking ring 53 near the top opening 51. The blocking ring 53 properly blocks the dry materials at the opening 51 on the top surface of the guide barrel 50, forms proper resistance to the dry materials in the guide barrel 50, and has long mixing contact time and more sufficient mixing process when the dry materials rise along with the spiral blade 40.

Further, a plurality of pressing plates 60 are arranged between the top opening 51 of the guide barrel 50 and the barrel cover 21, the plurality of pressing plates 60 are evenly distributed around the circumference of the rotating shaft 30, the pressing plates 60 are hinged with a supporting plate 61, and the supporting plate 61 is connected with the barrel cover 21.

When in use, the pressing plate 60 is hinged and opened under the pushing of the stirring dry materials, and the pressing plate 60 can further form proper resistance to the dry materials in the guide barrel 50, so that the mixing process is more sufficient when the dry materials rise along with the spiral blade 40. Meanwhile, the material pressing plate 60 can prevent dry materials from impacting the barrel cover 21 when being sprayed out from the opening 51 on the top surface of the material guiding barrel 50, and the dry materials fall off rapidly after being blocked by the material pressing plate 60.

Further, the guide barrel 50 is connected with a plurality of hanging rods 70, the hanging rods 70 are connected with the barrel cover 21, and the hanging rods 70 fix the guide barrel 50. The guide bowl 50 may also be secured by being attached to the side wall of the mixing bowl 20 by struts.

Further, the rotating shaft 30 and the helical blade 40 are integrally formed, so that the rotating shaft 30 and the helical blade 40 form an integral helical conveying shaft, and the rotating shaft 30 and the helical blade 40 can be firmly connected.

The principle of the utility model is as follows: the utility model discloses a dry material mixer, wherein a helical blade 40 and a guide barrel 50 are arranged in a mixing barrel 20, so that dry materials are fully mixed in the process of repeatedly rising in a helical manner, and a plurality of dry material components with different particle sizes and different specific gravities are uniformly mixed; the motor 80 drives the helical blade 40 to move in a smaller range, so that the power of the motor 80 can be reduced, a common stirrer generally adopts a 24 kilowatt/hour motor 80, and the stirring machine can meet the requirements by adopting a 15 kilowatt/hour motor 80, thereby reducing the energy consumption requirements.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

It is to be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counter-clockwise," "axial," "radial," "circumferential," and the like are directional or positional relationships as indicated based on the drawings, merely to facilitate describing the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

Claims

1. The utility model provides a drier mixer, includes agitator (20) of installing on support (10), install pivot (30), its characterized in that in the middle of agitator (20): the stirring barrel is characterized in that the stirring barrel (20) is provided with a barrel cover (21), the rotating shaft (30) is connected with a spiral blade (40) which spirally surrounds the rotating shaft (30), a guide barrel (50) is sleeved outside the spiral blade (40), the top surface and the bottom surface of the guide barrel (50) are both openings, and the guide barrel (50) and the spiral blade (40) are arranged at intervals.

2. A dry mix machine as claimed in claim 1, characterized in that: the diameter of the barrel bottom (23) of the stirring barrel (20) is larger than the diameter of the section of the spiral blade (40), and the barrel body (22) of the stirring barrel (20) is funnel-shaped.

3. A dry mix machine as claimed in claim 2, characterized in that: the lower end of the spiral blade (40) extends out of an opening (52) on the bottom surface of the guide barrel (50), the lower end of the spiral blade (40) is close to the top surface of the barrel bottom (23), and the opening (51) on the top surface of the guide barrel (50) is higher than the upper end of the spiral blade (40).

4. A dry mix machine as claimed in claim 1, characterized in that: the barrel wall of the guide barrel (50) is inwards turned near the top surface opening (51) to form a material blocking ring (53).

5. A dry mix machine as claimed in claim 4, characterized in that: a plurality of material pressing plates (60) are arranged between the top surface opening (51) of the material guiding barrel (50) and the barrel cover (21), the material pressing plates (60) are evenly distributed around the circumference of the rotating shaft (30), the material pressing plates (60) are hinged with a supporting plate (61), and the supporting plate (61) is connected with the barrel cover (21).

6. A dry mix machine as claimed in claim 1, characterized in that: the guide barrel (50) is connected with a plurality of hanging rods (70), and the hanging rods (70) are connected with the barrel cover (21).

7. A dry mix machine as claimed in claim 1, characterized in that: the rotating shaft (30) and the helical blades (40) are integrally formed.