CN-224208032-U - Modification and homogenization device suitable for high-hardness powder

CN224208032UCN 224208032 UCN224208032 UCN 224208032UCN-224208032-U

Abstract

A modification and homogenization device suitable for high-hardness powder comprises a cylinder main body (1), a front end cover (2), a rear end cover, a stirrer (3), a feed inlet (4) and a dust removal bag (5). The cylinder body is horizontally arranged, a stirrer which is horizontally arranged is arranged in the cylinder body, and alumina ceramic plates are stuck on the inner walls of the cylinder body, the front end cover and the rear end cover. When the device is in operation, powder is fed from a feed inlet, an auxiliary agent enters from an auxiliary agent liquid inlet pipe (7), high-temperature compressed gas can be filled into the cylinder body through a gas inlet pipe (6), mixing and homogenization are accelerated, a second one-way valve (8) is arranged on the auxiliary agent liquid inlet pipe, and a first one-way valve (9) is arranged on the gas inlet pipe. The device solves the problem that high-hardness powder is worn on the inner wall of the cylinder main body by sticking the alumina ceramic plates on the inner walls of the cylinder main body and the front and rear end covers, and accelerates powder modification and homogenization by arranging the auxiliary liquid inlet pipe and the gas inlet pipe on the front and rear end covers.

Inventors

Gan Minglong
XU HUIPING
ZOU YONG
WU NENGCHENG
LUO DONG

Assignees

江西广源化工有限责任公司

Dates

Publication Date: 20260508
Application Date: 20250603

Claims (6)

1. The device is characterized in that the cylinder body is of a horizontal cylinder structure, a front end cover and a rear end cover are respectively arranged at two ends of the cylinder body in the length direction, a stirrer is arranged on a horizontal central axis in the cylinder body and consists of a stirrer shaft and stirrer blades, two ends of the stirrer shaft are respectively arranged at the central positions of the front end cover and the rear end cover through bearings, the stirrer blades are rectangular, a plurality of stirrer blades with the same shape are fixedly arranged on the stirrer shaft, every two adjacent blades form an angle of 90 degrees from front to back, the stirrer blades are distributed on the stirrer shaft in a spiral state, an auxiliary agent liquid inlet pipe is connected above the front end cover, a compressed gas inlet pipe is connected below the front end cover, a compressed gas inlet pipe is also connected above the rear end cover, a switchable discharge port is arranged below the rear end cover, a first one-way valve is respectively arranged at the position, close to the front end cover, and a second one-way valve is arranged at the position, close to the front end cover, of the auxiliary agent liquid inlet pipe.
2. The device for modifying and homogenizing powder with high hardness according to claim 1, wherein the cylinder body is made of steel, and the inner wall of the cylinder body is stuck with alumina ceramic sheets.
3. The device for modifying and homogenizing powder with high hardness according to claim 1, wherein the front end cover and the rear end cover are partially embedded into the front end and the rear end of the cylinder body and are connected in a transitional manner by bolts, and alumina ceramic plates are adhered to the inner walls of the front end cover and the rear end cover.
4. The device for modifying and homogenizing high-hardness powder according to claim 1, wherein the top of the front end of the cylinder body is provided with a feed inlet, the feed inlet is provided with a detachable funnel, and the top of the rear end of the cylinder body is provided with a dust removing bag.
5. The device for modifying and homogenizing powder of claim 1, wherein the agitator shaft extending from one end of the front end cap drives the agitator to rotate via a gear or belt external motor.
6. The device of claim 1, wherein the stirrer blade is spaced 0.5mm from the inner wall of the cylindrical body to which the alumina ceramic plate is attached at the end of the stirrer shaft.

Description

Modification and homogenization device suitable for high-hardness powder Technical Field The utility model relates to a modification and homogenization device suitable for high-hardness powder, and belongs to the technical field of powder modification homogenization equipment. Background The surface-treated inorganic mineral filler has been an important component in polymer matrix composite systems such as rubber and resin because of its functional designability. However, when the traditional modifying equipment is used for treating some high-hardness powder materials such as silica micropowder and alumina, the steel consumption of the equipment is very serious, the whiteness of the finished product is seriously reduced, the content of magnetic impurities is high, and the equipment is very unfriendly for downstream application. The design of a modifying and homogenizing device suitable for high-hardness powder is necessary for the traditional modifying device. Disclosure of Invention The utility model aims to solve the problems of the traditional modification equipment when processing high-hardness powder such as silica micropowder and alumina, and provides a modification and homogenization device suitable for the high-hardness powder. The technical scheme of the utility model is as follows, the modification and homogenization device suitable for high-hardness powder comprises a cylinder main body, a stirrer and a dust removal bag. The stirrer consists of a stirrer shaft and stirrer blades, wherein the two ends of the stirrer shaft are respectively arranged at the center positions of the front end cover and the rear end cover through bearings, the stirrer blades are rectangular, a plurality of stirrer blades with the same shape are fixedly arranged on the stirrer shaft, every two adjacent blades form an angle of 90 degrees from front to back, the stirrer blades are spirally distributed on the stirrer shaft, an auxiliary agent liquid inlet pipe is connected above the front end cover, a compressed gas inlet pipe is connected below the front end cover, a compressed gas inlet pipe is also connected above the rear end cover, a switchable discharge hole is arranged below the compressed gas inlet pipe, a first one-way valve is respectively arranged at the position, close to the front end cover and the rear end cover, of the compressed gas inlet pipe, and a second one-way valve is arranged at the position, close to the front end cover, of the auxiliary agent liquid inlet pipe. The cylinder body is made of steel, and an alumina ceramic plate is stuck to the inner wall of the cylinder body. The front end cover and the rear end cover are partially embedded into the front end and the rear end of the cylinder main body and are in transitional connection through bolts, and alumina ceramic plates are adhered to the inner walls of the front end cover and the rear end cover. The end of the stirrer blade, which is far away from the stirrer shaft, is 0.5mm away from the inner wall of the cylinder main body to which the alumina ceramic plates are attached. The top of the front end of the cylinder main body is provided with a feed inlet, the feed inlet is provided with a detachable funnel, and the top of the rear end of the cylinder main body is provided with a dust removal bag. The stirrer shaft extending out of one end of the front end cover drives the stirrer to rotate through a gear or a belt externally connected with a motor. The device has the beneficial effects that the problem of abrasion of high-hardness powder to the inner wall of the cylinder main body is solved by sticking the alumina ceramic plates on the inner walls of the cylinder main body and the front end cover and the rear end cover, the auxiliary agent enters from the auxiliary agent liquid inlet pipe by arranging the auxiliary agent liquid inlet pipe and the gas inlet pipe on the front end cover and the rear end cover, the gas inlet pipe can charge high-temperature compressed gas into the cylinder main body to accelerate powder modification and homogenization, the stirrer blades form an angle of 90 degrees from front to back and are distributed on a stirrer shaft in a spiral state, the powder and the modifier can be uniformly mixed, the modified and homogenized powder can be automatically pushed to a discharge hole by the stirrer blades distributed in the spiral state. The device has simple arrangement, high efficiency and good output product quality. Drawings FIG. 1 is a schematic diagram of a modification and homogenization apparatus suitable for use with high hardness powders in accordance with the present utility model; FIG. 2 is a structural layout of the rear end cap; FIG. 3 is a schematic view of a stirrer; In the figure, 1 is a cylinder main body, 2 is a front end cover, 3 is a stirrer, 4 is a feed inlet, 5 is a dust removing bag, 6 is a gas inlet pipe, 7 is an auxiliary agent liquid inlet pipe, 8 is a second one-way valve, 9 is a first one-way valv