CN216573082U - High viscosity material reaction unit - Google Patents

Abstract

The utility model provides a high viscosity material reaction unit, including the reaction casing, the agitator, reaction casing lower part is the cylinder, the agitator includes the pivot, it is first, second stirring vane, vice thick liquid piece, at least two pairs of first stirring vane are fixed in the pivot, length direction interval distribution along the pivot, be arranged in the upper portion casing, second stirring vane fixes in the pivot, be arranged in the casing of lower part, the quantity of vice thick liquid piece is two, the upper end of each vice thick liquid piece is fixed continuous with the first stirring vane that the bottom corresponds respectively, the lower extreme of each vice thick liquid piece is fixed continuous with the second stirring vane that corresponds, form clearance fit with the reaction casing inner wall, the lower extreme of each vice thick liquid piece extends to the bottom drain hole top of lower part casing. The utility model has simple structure and low processing cost, can avoid the dead angle of stirring, avoids the hardening phenomenon caused by uneven mixing, and ensures smooth material discharge.

Description

High viscosity material reaction unit

Technical Field

The utility model relates to the field of chemical industry, in particular to a reaction device for high-viscosity materials.

Background

In the process of synthesizing high-viscosity materials by using a stirring reaction kettle in a chemical enterprise, particularly under the condition that reaction materials and product materials are in a molten state, the material is unevenly mixed near a discharge port due to the fact that a stirring dead angle is formed near the discharge port, the phenomenon of hardening often occurs, and the material is difficult to discharge or even cannot be discharged.

Therefore, how to design a reaction device capable of smoothly discharging high-viscosity materials is an urgent problem to be solved by those skilled in the art.

Disclosure of Invention

The utility model aims to provide a high-viscosity material reaction device, which is simple in structure and low in processing cost, can be used for avoiding dead angles of stirring, avoiding hardening caused by uneven mixing and ensuring smooth discharging, and overcomes the defects of the prior art.

The technical scheme of the utility model is as follows: a high-viscosity material reaction device comprises a reaction shell and a stirrer, wherein the reaction shell comprises an upper shell and a lower shell, the upper shell is of a cylindrical structure, the lower shell is of an inverted conical structure, a bottom discharge hole of the lower shell is provided with an upward-spreading discharge valve, the upper end of the lower shell is fixedly connected with the lower end of the upper shell to form a whole, the stirrer is arranged in the reaction shell and comprises a rotating shaft, first stirring blades, second stirring blades and auxiliary slurry sheets, the number of the first stirring blades is at least two pairs, the at least two pairs of first stirring blades are fixed on the rotating shaft and are distributed at intervals along the length direction of the rotating shaft and are positioned in the upper shell, each pair of first stirring blades are distributed at the center along the rotating shaft, the number of the second stirring blades is one pair, the second stirring blades are fixed on the rotating shaft and are positioned in the lower shell, should be central symmetric distribution along the pivot to second stirring vane, the quantity of vice thick liquid piece is two, and the upper end of each vice thick liquid piece is fixed continuous with the first stirring vane that the bottom corresponds respectively, and the lower extreme of each vice thick liquid piece links to each other with the second stirring vane that corresponds is fixed, forms clearance fit with the reaction housing inner wall, and the lower extreme of each vice thick liquid piece extends to the bottom drain hole top of lower part casing.

And a heat exchange jacket is arranged on the side wall of the reaction shell.

The first stirring blade and the second stirring blade are respectively installed on the rotating shaft through sleeves, and penetrate through the sleeves through bolts to form fixed connection with the rotating shaft in a threaded fit mode.

And the first stirring blade and the second stirring blade are fixed on the periphery of the sleeve by welding.

The conicity of the lower shell is 2: 1.

the auxiliary slurry sheets are of strip-shaped block structures, the planes of the auxiliary slurry sheets are vertically distributed with the inner wall of the reaction shell, and the bottom angles of the lower ends of the auxiliary slurry sheets are 90-degree right angles.

Go up exhibition formula baiting valve's valve clack top surface is the conical surface, and the tapering of this conical surface is 2: 1.

adopt above-mentioned technical scheme to have following beneficial effect:

1. high viscosity material reaction unit is including reaction casing, agitator, and the inner space of reaction casing is the reaction space of material, and the agitator is used for the mixing material, avoids the material to harden. The reaction shell comprises an upper shell and a lower shell, wherein the upper shell is of a cylindrical structure, the lower shell is of an inverted conical structure, an upper-expanding type discharging valve is arranged at a discharging port at the bottom of the lower shell, the upper end of the lower shell and the lower end of the upper shell are fixedly connected into a whole, namely, a valve clack of the upper-expanding type discharging valve moves upwards to open the discharging port for discharging. The agitator sets up in reaction housing, the agitator includes pivot, first stirring vane, second stirring vane to and vice thick liquid piece. The number of the first stirring blades is at least two, the at least two pairs of first stirring blades are fixed on the rotating shaft, are distributed at intervals along the length direction of the rotating shaft and are positioned in the upper shell, each pair of first stirring blades are distributed along the rotating shaft in a centrosymmetric mode, and the first stirring blades are used for stirring and uniformly mixing materials positioned in the upper shell. The quantity of second stirring vane is a pair of, and second stirring vane fixes in the pivot, is located the lower part casing, should be central symmetry distribution along the pivot to second stirring vane, and second stirring vane is used for stirring the material that the mixing is located the lower part casing. The quantity of vice thick liquid piece is two, and the upper end of each vice thick liquid piece is fixed continuous with the first stirring vane that the bottom corresponds respectively, and the lower extreme of each vice thick liquid piece is fixed continuous with the second stirring vane that corresponds, forms clearance fit with the reaction shell inner wall, promptly, vice thick liquid piece is when stirring the material in the reaction shell, still can scrape the material to the adhesion on the reaction shell inner wall, avoids the long-time adhesion of material to form the phenomenon of hardening at the reaction shell inner wall. The lower end of each auxiliary slurry sheet extends to the upper part of the bottom discharge port of the lower shell, and the lower end of each auxiliary slurry sheet can stir materials accumulated at the discharge port, so that hardening of the materials at the discharge port is avoided, and smooth discharge of the materials is guaranteed.

2. The lateral wall of reaction casing is equipped with heat transfer and presss from both sides the cover for material in to the reaction casing carries out the heat transfer, and the heat transfer is even, stable, satisfies actual demand.

3. First stirring vane, second stirring vane pass through the sleeve pipe respectively and install in the pivot, and pass the sleeve pipe through the bolt and form fixed connection with pivot screw-thread fit, easy to assemble and dismantle the agitator.

4. The taper of the lower shell is 2: 1, on the premise of ensuring a larger reaction space, improving the fluidity of the materials. Vice thick liquid piece is bar massive structure, and just vice thick liquid piece place plane is perpendicular distribution with reaction shells inner wall, guarantees to scrape the material effect, and reduces and scrapes the material resistance, the base angle of the lower extreme of vice thick liquid piece is 90 right angles, and goes up the valve clack top of exhibition formula baiting valve and be the conical surface, and the tapering of this conical surface is 2: 1 for the base angle of vice thick liquid piece can stretch into the space between exhibition formula baiting valve and the lower part shells inner wall, stops the stirring dead angle, can avoid simultaneously taking place to interfere with the valve clack of exhibition formula baiting valve, in addition, still can effectively reduce the adhesion material volume on the valve clack of last exhibition formula baiting valve, avoids the material to take place to harden, guarantees to arrange the material smoothly.

The following further description is made with reference to the accompanying drawings and detailed description.

Drawings

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

fig. 2 is an enlarged view of a point a in fig. 1.

In the attached drawing, 1 is a reaction shell, 2 is a stirrer, 3 is an upper shell, 4 is a lower shell, 5 is an upward-spreading type discharge valve, 6 is a rotating shaft, 7 is a first stirring blade, 8 is a second stirring blade, 9 is an auxiliary slurry sheet, and 10 is a heat exchange jacket.

Detailed Description

In the utility model, the equipment or the component which is not marked with a specific structure or model is generally conventional equipment or component in the chemical field, and the equipment or the component which is not marked with a specific connection mode is generally a conventional connection mode in the chemical field or a connection mode suggested by a manufacturer.

Referring to fig. 1 and 2, there is shown an embodiment of a reaction apparatus for high viscosity material. The high-viscosity material reaction device comprises a reaction shell 1 and a stirrer 2. Reaction housing 1 includes upper portion casing 3, lower part casing 4, and upper portion casing 3 is the cylinder structure, and lower part casing 4 is the toper structure of inversion, and is specific, and the tapering of lower part casing is 2: 1, namely, the included angle between the side walls of the two sides of the discharging hole at the bottom of the lower shell is 90 degrees. The bottom drain hole of lower part casing 4 sets up exhibition formula baiting valve 5, and in this embodiment, the valve clack top of upward exhibition formula baiting valve 5 is the conical surface, and the tapering of this conical surface is 2: 1. the upper end of the lower shell 4 is fixedly connected with the lower end of the upper shell 3 to form a whole, generally, the upper end is fixedly connected with the lower end by welding, and in order to meet actual requirements, the side wall of the reaction shell 1 is provided with a heat exchange jacket 10. The stirrer 2 is arranged in the reaction shell 1, the stirrer 2 comprises a rotating shaft 6, a first stirring blade 7, a second stirring blade 8 and an auxiliary blade 9, obviously, the upper end of the rotating shaft extends out of the reaction shell and is connected with a power source to drive the rotating shaft to rotate. The number of the first stirring blades 7 is two, the two pairs of the first stirring blades 7 are fixed on the rotating shaft 6 and are distributed at intervals along the length direction of the rotating shaft 6 and are positioned in the upper shell 3, and each pair of the first stirring blades 7 are distributed along the rotating shaft 6 in a central symmetry manner. The quantity of second stirring vane 8 is a pair of, and second stirring vane 8 is fixed on pivot 6, is located lower part casing 4, should be central symmetric distribution along pivot 6 to second stirring vane 8, and in this embodiment, second stirring vane 8 also is installed on pivot 6 through the sleeve pipe, and passes the sleeve pipe through the bolt and form fixed connection with 6 screw-thread fit of pivot, and is specific, and welded fastening is passed through in sheathed tube periphery to second stirring vane's one end, and the other end extends along the radial level of reaction casing, and has the space between the inner wall with the reaction casing. The quantity of vice thick liquid piece 9 is two, and the upper end of each vice thick liquid piece 9 links to each other with the first stirring vane that the bottom corresponds is fixed respectively, and the lower extreme of each vice thick liquid piece 9 links to each other with the second stirring vane that corresponds is fixed, forms clearance fit with reaction housing 1 inner wall, and the lower extreme of each vice thick liquid piece 9 extends to the bottom drain hole top of lower part casing 4, in this embodiment, vice thick liquid piece 9 is bar massive structure, and just vice thick liquid piece 9 place plane is vertical distribution with reaction housing 1 inner wall, the base angle of the lower extreme of vice thick liquid piece 9 is 90 right angles.

The working principle of the utility model is that materials in a reaction shell rotate through a rotating shaft to drive a first stirring blade, a second stirring blade and an auxiliary blade to rotate around the rotating shaft, and heat exchange medium is circularly introduced into a heat exchange jacket according to needs to achieve the purpose of heat exchange, the first stirring blade is used for stirring and mixing the materials in an upper shell, the second stirring blade is used for stirring and mixing the materials in a lower shell, the auxiliary blade is used for stirring the materials in the upper shell and the lower shell simultaneously, meanwhile, a bottom end corner of the lower end of the auxiliary blade disturbs the materials gathered around a bottom discharge port to avoid hardening of the materials, and the auxiliary blade also scrapes the materials adhered to the inner wall of the reaction shell to avoid hardening of the materials on the inner wall. After the reaction is finished, the valve clack of the upward-spreading type discharge valve moves upwards, the bottom discharge hole is opened, the product materials are discharged under the action of gravity, the stirrer can keep rotating in the discharging process, and the residue of high-viscosity product materials in the reaction shell can be effectively reduced.

Claims (7)

1. A high viscosity material reaction unit which characterized in that: comprises a reaction shell (1) and a stirrer (2),

the reaction shell (1) comprises an upper shell (3) and a lower shell (4), the upper shell (3) is of a cylindrical structure, the lower shell (4) is of an inverted conical structure, an upper-unfolding type discharge valve (5) is arranged at a discharge hole at the bottom of the lower shell (4), the upper end of the lower shell (4) is fixedly connected with the lower end of the upper shell (3) to form a whole,

the stirrer (2) is arranged in the reaction shell (1), the stirrer (2) comprises a rotating shaft (6), a first stirring blade (7), a second stirring blade (8) and an auxiliary blade (9),

the number of the first stirring blades (7) is at least two, the at least two pairs of first stirring blades (7) are fixed on the rotating shaft (6), are distributed at intervals along the length direction of the rotating shaft (6) and are positioned in the upper shell (3), each pair of first stirring blades (7) are distributed along the rotating shaft (6) in a centrosymmetric way,

the number of the second stirring blades (8) is a pair, the second stirring blades (8) are fixed on the rotating shaft (6) and positioned in the lower shell (4), the pair of second stirring blades (8) are distributed along the rotating shaft (6) in a central symmetry way,

the quantity of vice thick liquid piece (9) is two, and the upper end of each vice thick liquid piece (9) is fixed continuous with the first stirring vane that the bottom corresponds respectively, and the lower extreme of each vice thick liquid piece (9) is fixed continuous with the second stirring vane that corresponds, forms clearance fit with reaction housing (1) inner wall, and the lower extreme of each vice thick liquid piece (9) extends to the bottom drain hole top of lower part casing (4).

2. The high viscosity material reaction device according to claim 1, wherein: the side wall of the reaction shell (1) is provided with a heat exchange jacket (10).

3. The high viscosity material reaction device according to claim 1, wherein: the first stirring blade (7) and the second stirring blade (8) are respectively installed on the rotating shaft (6) through sleeves, and penetrate through the sleeves through bolts to form fixed connection with the rotating shaft (6) in a threaded fit mode.

4. The high viscosity material reaction device according to claim 3, wherein: and the first stirring blade (7) and the second stirring blade (8) are fixed on the periphery of the sleeve by welding.

5. The high viscosity material reaction device according to claim 1, wherein: the conicity of the lower shell (4) is 2: 1.

6. the high viscosity material reaction apparatus according to claim 5, wherein: the auxiliary slurry sheets (9) are of strip-shaped block structures, the plane where the auxiliary slurry sheets (9) are located is vertically distributed with the inner wall of the reaction shell (1), and the bottom angle of the lower end of each auxiliary slurry sheet (9) is a 90-degree right angle.

7. The high viscosity material reaction device according to claim 6, wherein: the top surface of the valve clack of the upward-spreading type discharge valve (5) is a conical surface, and the taper of the conical surface is 2: 1.

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