CN210846016U

CN210846016U - Dispersion devices is used in polyurethane processing

Info

Publication number: CN210846016U
Application number: CN201921372279.0U
Authority: CN
Inventors: 黄金柱
Original assignee: Liaoning Dide Technology Co ltd
Current assignee: Liaoning Dide Technology Co ltd
Priority date: 2019-08-22
Filing date: 2019-08-22
Publication date: 2020-06-26
Anticipated expiration: 2029-08-22

Abstract

The utility model discloses a dispersion devices is used in polyurethane processing, including dispersion bucket, motor, air pump and stirring frame, the feed inlet has been seted up to dispersion bucket top, and feed inlet top welded fastening has the feeder hopper, the top cap has been placed at the feeder hopper top, dispersion bucket upper end department welded fastening in the middle position has the motor, and the through-hole has been seted up to dispersion bucket upper end, inside the spindle of motor passed the through-hole and placed dispersion bucket in, the bottom welded fastening of spindle has the transfer line, be equipped with stirring frame and the rotatory puddler of multiunit on the transfer line, the bottom of dispersion bucket is equipped with the guide and fights, and the one end symmetric welding that the lateral wall of dispersion bucket is close to the guide and. This dispersion devices is used in polyurethane processing through having set up stirring frame, rotatory puddler, fixed puddler and resistance heater, can heat the material to the realization has improved polyurethane dispersion efficiency greatly to the inside all-round stirring of dispersion bucket.

Description

Dispersion devices is used in polyurethane processing

Technical Field

The utility model belongs to the technical field of the polyurethane processing, concretely relates to dispersion devices is used in polyurethane processing.

Background

Polyurethane coatings are the common coatings at present and can be divided into two-component polyurethane coatings and one-component polyurethane coatings. Two-component polyurethane coatings are generally composed of two parts, usually referred to as a hardener component and a base component, of an isocyanate prepolymer (also called a low molecular urethane polymer) and a hydroxyl group-containing resin. The paint has a plurality of varieties and wide application range, and can be divided into acrylic polyurethane, alkyd polyurethane, polyester polyurethane, polyether polyurethane, epoxy polyurethane and the like according to the difference of hydroxyl-containing components. Generally, the polyurethane has good mechanical properties, high solid content and good performances in all aspects, and a dispersing device is often used in the processing process of polyurethane.

However, the existing polyurethane dispersion apparatus has the following problems: the stirring range is limited, and the stirring is insufficient, so that some solid particles are not dispersed completely; the stirring mode is single, which results in long time consumption and low efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dispersion devices is used in polyurethane processing to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a dispersing device for polyurethane processing comprises a dispersing barrel, a motor, an air pump and a stirring frame, wherein a feed inlet is formed above the dispersing barrel, a feed hopper is fixedly welded above the feed inlet, a top cover is placed at the top of the feed hopper, the motor is fixedly welded at the middle position of the upper end of the dispersing barrel, a through hole is formed in the upper end of the dispersing barrel, a crankshaft of the motor penetrates through the through hole and is arranged inside the dispersing barrel, a transmission rod is fixedly welded at the bottom end of the crankshaft, the stirring frame and a plurality of groups of rotary stirring rods are arranged on the transmission rod, the plurality of groups of rotary stirring rods are divided into three rows, an annular array is connected onto the transmission rod, a plurality of groups of fixed stirring rods are arranged on the inner side wall of the dispersing barrel, the annular array is welded on the inner side wall of the dispersing barrel, a material guide hopper, the air outlets of the air pumps are connected with air guide tubes, the other ends of the air guide tubes are welded and fixed on the outer side wall of the material guide hopper, and three groups of foot frames arranged in an annular array are welded and fixed at the bottom of the dispersing barrel.

Preferably, the side of the transmission rod is provided with a plurality of groups of threaded holes, each group of the threaded holes are formed in the top end of each rotary stirring rod, each group of the rotary stirring rods is correspondingly connected to the transmission rod through the threads, and the bottom of each transmission rod is fixedly welded with a stirring frame.

Preferably, each group of fixed stirring rods is internally provided with a resistance heater.

Preferably, two sets of the air ducts are provided with filters inside the end close to the material guide hopper, four sets of air inlets are arranged on the inner sides of the parts of the material pouring hopper connected with the two sets of the air ducts, and three sets of air outlets are arranged on the top of the dispersing barrel.

Preferably, the stirring frame comprises a triangular frame and a connecting rod, the angle of the bevel edge of the triangular frame is consistent with the inclination angle of the material guide hopper, and a plurality of vertical connecting rods are welded and fixed inside the triangular frame.

Preferably, the bottom end of the material pouring opening is fixedly welded with a material discharging opening, and a material discharging valve is arranged in the middle of the material discharging opening.

The utility model discloses a technological effect and advantage: according to the dispersing device for polyurethane processing, the stirring frame, the rotary stirring rod, the fixed stirring rod and the transmission rod are arranged, the transmission rod is driven to rotate by the motor, all-dimensional stirring in the dispersing barrel can be realized, the dispersing efficiency is greatly improved, the processing time is saved, and the rotary stirring rod can be detached to clean and replace the rotary stirring rod; the resistance heater is arranged in the fixed stirring rod, so that the materials can be heated to reach the optimal dispersion temperature, and the dispersion effect is improved; through having set up two air pumps, through carrying out the air current stirring to the material, improved polyurethane dispersion efficiency.

Drawings

Fig. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is a top view of the interior of the dispersing barrel of the present invention;

fig. 3 is a partial enlarged view of the portion i in fig. 1 according to the present invention.

In the figure: 1 feed hopper, 2 dispersion buckets, 3 fixed stirring rod, 4 resistance heater, 5 stirring frame, 6 air inlet, 7 discharge port, 8 discharge valve, 9 foot rest, 10 air duct, 11 air pump, 12 rotary stirring rod, 13 exhaust hole, 14 transmission rod, 15 motor, 16 top cover, 17 guide hopper, 18 filter.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a dispersing device for polyurethane processing as shown in figures 1-3, which comprises a dispersing barrel 2, a motor 15, an air pump 11 and a stirring frame 5, wherein a feed inlet is arranged above the dispersing barrel 2, a feed hopper 1 is welded and fixed above the feed inlet, a top cover 16 is arranged at the top of the feed hopper 1, the motor 15 is welded and fixed at the middle position of the upper end part of the dispersing barrel 2, a through hole is arranged at the upper end part of the dispersing barrel 2, a crankshaft of the motor 15 passes through the through hole and is arranged inside the dispersing barrel 2, a transmission rod 14 is welded and fixed at the bottom end of the crankshaft, the stirring frame 5 and a plurality of groups of rotary stirring rods 12 are arranged on the transmission rod 14, a plurality of groups of rotary stirring rods 12 are divided into three rows, an annular array is connected on the transmission rod 14, a plurality of groups of fixed stirring rods 3 are arranged on the inner side wall of, the bottom of dispersion bucket 2 is equipped with the guide and fights 17, and the one end symmetric welding that the lateral wall of dispersion bucket 2 is close to guide and fights 17 has two sets of air pumps 11, and is two sets of the gas outlet of air pump 11 all is connected with air duct 10, the other end welded fastening of air duct 10 is on guide fight 17 lateral wall, 2 bottom welded fastening of dispersion bucket has the foot rest 9 that three sets of annular array set up.

Specifically, the transfer line 14 side is equipped with the multiunit screw hole, every group the top of rotatory puddler 12 all is equipped with the screw thread, and every rotatory puddler 12 of group corresponds through the screw thread and connects on

transfer line

14, 14 bottom welded fastening of transfer line has stirring frame 5, drives transfer line 14 through motor 15 and rotates, can realize the all-round stirring to 2 insides of dispersion bucket.

Specifically, every group fixed puddler 3 is inside all to be equipped with resistance heater 4, heats the material through resistance heater 4, makes it reach best dispersion temperature, has promoted the effect of dispersion.

Specifically, two sets of the inside that the air duct 10 is close to guide hopper 17 one end all is provided with filter 18, and this filter 18 is a gas drying filter, four group's inlet ports 6 have all been seted up to the part inboard that guide hopper 17 and two sets of air ducts 10 are connected, three exhaust holes 13 of group have been seted up at dispersion bucket 2 top, through having set up two air pumps 11 to the defeated gas in dispersion bucket 2, carry out the air current stirring to the material, improved polyurethane dispersion efficiency, filter 18 can prevent moisture and the impurity in the gas entering dispersion bucket 2.

Specifically, the stirring frame 5 comprises a triangular frame and connecting rods, the bevel edge angle of the triangular frame is consistent with the inclination angle of the material guide hopper 17, a plurality of vertical connecting rods are welded and fixed inside the triangular frame, and vertical stirring can be performed on the materials at the bottom of the dispersing barrel 2 through rotation of the stirring frame 5.

Specifically, the bottom end of the material guide hopper 17 is welded and fixed with a discharge port 7, a discharge valve 8 is arranged in the middle of the discharge port 7, and the processed material in the dispersion barrel 2 can be poured out through the discharge port 7 by opening the discharge valve 8.

Specifically, this dispersion devices is used in polyurethane processing adds man-hour, at first opens two sets of air pumps 11, then pours the material into dispersion box 2 inside through feeder hopper 1, closes top cap 16, opens motor 15 and resistance heater 4, stirs the dispersion to the material in the dispersion bucket 2, treats polyurethane complete dispersion, closes motor 15 and resistance heater 4, then opens discharge valve 8, and the material is discharged from discharge gate 7, and at last, closes discharge valve 8 and two sets of air pumps 11, and processing finishes.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a dispersion devices is used in polyurethane processing, includes dispersion bucket (2), motor (15), air pump (11) and agitator (5), its characterized in that: the feed inlet is formed above the dispersing barrel (2), the feed hopper (1) is fixedly welded above the feed inlet, the top cover (16) is placed at the top of the feed hopper (1), the motor (15) is fixedly welded at the middle position of the upper end of the dispersing barrel (2), the through hole is formed in the upper end of the dispersing barrel (2), the crankshaft of the motor (15) penetrates through the through hole and is arranged inside the dispersing barrel (2), the transmission rod (14) is fixedly welded at the bottom end of the crankshaft, the transmission rod (14) is provided with a stirring frame (5) and a plurality of groups of rotary stirring rods (12), the plurality of groups of rotary stirring rods (12) are divided into three rows, the annular array is connected to the transmission rod (14), the inner side wall of the dispersing barrel (2) is provided with a plurality of groups of fixed stirring rods (3), the plurality of groups of fixed stirring rods (3) are divided into three rows, the annular array is, the one end symmetric welding that the lateral wall of dispersion bucket (2) is close to guide fill (17) has two sets of air pumps (11), and is two sets of the gas outlet of air pump (11) all is connected with air duct (10), the other end welded fastening of air duct (10) is on guide fill (17) lateral wall, dispersion bucket (2) bottom welded fastening has foot rest (9) that three annular array of group set up.

2. The dispersing apparatus for polyurethane processing according to claim 1, wherein: the side of the transmission rod (14) is provided with a plurality of groups of threaded holes, each group of threaded holes are formed in the top end of each rotary stirring rod (12), each group of rotary stirring rods (12) are correspondingly connected to the transmission rod (14) through threads, and a stirring frame (5) is welded and fixed to the bottom of the transmission rod (14).

3. The dispersing apparatus for polyurethane processing according to claim 1, wherein: and each group of fixed stirring rods (3) is internally provided with a resistance heater (4).

4. The dispersing apparatus for polyurethane processing according to claim 1, wherein: two sets of the air duct (10) are close to the inside of one end of the guide hopper (17) and are all provided with filters (18), four sets of air inlets (6) are arranged on the inner sides of the parts, connected with the two sets of the air ducts (10), of the guide hopper (17), and three sets of exhaust holes (13) are arranged at the top of the dispersing barrel (2).

5. The dispersing apparatus for polyurethane processing according to claim 1, wherein: the stirring frame (5) comprises a triangular frame and connecting rods, the angle of the bevel edge of the triangular frame is consistent with the inclination angle of the material guide hopper (17), and a plurality of vertical connecting rods are welded and fixed inside the triangular frame.

6. The dispersing apparatus for polyurethane processing according to claim 1, wherein: the bottom end of the material guide hopper (17) is fixedly welded with a discharge port (7), and a discharge valve (8) is arranged in the middle of the discharge port (7).