CN210252161U

CN210252161U - Wet mixer

Info

Publication number: CN210252161U
Application number: CN201920818310.2U
Authority: CN
Inventors: 贺辰阳; 张俊
Original assignee: Chuang Chi Technology Jiangsu Ltd By Share Ltd
Current assignee: Chuang Chi Technology Jiangsu Ltd By Share Ltd
Priority date: 2019-05-31
Filing date: 2019-05-31
Publication date: 2020-04-07
Anticipated expiration: 2029-05-31

Abstract

The utility model relates to a wet mixer, which belongs to the technical field of wet granulator matching devices and comprises a granulator and a hot air blower, wherein the air outlet of the hot air blower is communicated with the air inlet of the granulator through an air inlet pipe; the utility model discloses can dry the granule in the granulator, save the step of shifting the granule to the drying-machine, simplify the processing step, alleviate work load, shorten the pelletization time, improve the pelletization efficiency of granulator.

Description

Wet mixer

Technical Field

The utility model belongs to the technical field of the supporting device of wet granulator technique and specifically relates to a wet process mixes machine is related to.

Background

Wet granulators are used to grind wet powders into the desired granules, or dry bulk materials into the desired granules. The wet granulator is widely applied to the production and processing of oral solid preparation wet granulation medicines at home and abroad as main process equipment for wet granulation. The traditional wet granulator has no drying function, the prepared granules need to be transferred into a dryer for drying, the transferring step is complicated, the workload is large, the working time is long, and the production efficiency of the granulator is low; and because the stirring and cutting knife system is designed by adopting an air-tight structure, the respirator is additionally arranged on the upper cover of the wet granulator to keep the internal and external pressures of the pot body balanced, thereby playing the role of balancing the internal and external pressures. The existing respirator matched with the dust removal device is poor in dust removal effect, dust overflows, and the dust blocks a filter bag to influence normal production.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: in order to overcome the problems that the traditional wet granulator does not have a drying function, the prepared granules need to be moved into a dryer for drying, the transferring step is complicated, the workload is large, the working time is long, and the production efficiency of the granulator is low, a wet mixer is provided.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a wet mixer, includes granulator and air heater, the air inlet of the gas outlet of air heater and granulator passes through the air-supply line intercommunication, the air inlet of air heater is provided with the filter, cover fixed mounting on the granulator and have the respirator.

The utility model discloses a wet mixer, including granulator and air heater, the gas outlet of air heater communicates through the air-supply line with the air inlet of granulator, after granulator granulation, make hot-blastly through the air heater, hot-blastly enter the air inlet of granulator through the air-supply line, hot-blastly enter into the granulator through the air inlet of granulator, dry the granule in the granulator after entering, after drying, the air heater stops the heat supply, the gas in the granulator can be discharged from the respirator; the utility model discloses can dry the granule in the granulator, save the step of shifting the granule to the drying-machine, simplify the processing step, alleviate work load, shorten the pelletization time, improve the pelletization efficiency of granulator.

Traditional respirator dust removal effect is poor, and the dust is excessive, and the dust blocks up the filter bag and influences normal production, in order to solve this problem, the respirator includes the casing, casing upper end fixed mounting has the blowback device, fixed mounting has the filter in the casing, the filter is located the blowback device below.

Further, the back-blowing device comprises a sealing block, the sealing block is fixed to the upper end of the shell, an air vent communicated with the inside of the shell is formed in the sealing block, an air blowing pipe is fixedly mounted in the air vent through a support and is coaxial with the metal filter, a sealing plate is fixedly mounted on the air blowing pipe coaxially, the outer edge of the sealing plate and the inner wall of the shell form a static seal, the sealing plate, the shell and the air blowing pipe form an air bag, a gap is formed among the sealing block, the support and the air blowing pipe, the gap is communicated with the air vent and the air bag, the air blowing pipe is communicated with the air vent and the inside of the shell, a pulse valve is fixedly mounted on the sealing block, an air inlet is formed in the pulse valve, the air inlet is communicated with the air vent, and the pulse valve is located right above the air.

When the metal filter is used, the air source is connected with the air inlet, air enters the vent hole from the air inlet, when the air enters the vent hole, the pulse valve works to block a pipe orifice at one end of the air blowing pipe, which is positioned in the vent hole, the air enters the air bag formed by the sealing plate, the shell and the air blowing pipe through the gap, the pressure in the air bag is gradually increased, after the pressure in the air bag reaches a certain value, the pulse valve is closed, the pipe orifice of the air blowing pipe is opened, the air in the air bag rapidly enters the air blowing pipe through the gap and the vent hole from the air bag, the air blowing pipe is communicated with the vent hole and the shell, the air blowing pipe is arranged coaxially with the metal filter, the air enters from one end of the air blowing pipe, is blown out from the other end of the air blowing pipe and is blown back to the metal filter positioned below the air blowing pipe, dust, the respirator can be normally used, and the service life of the respirator is prolonged; and the gas bag continues to store gas after the back flushing is carried out for a plurality of seconds, so that the repeated back flushing of the metal filter is realized.

Further, fixed mounting has the exhaust pipe on the casing, the exhaust pipe communicates the casing inside with the external world, fixed mounting has discharge valve on the exhaust pipe, the blowback in-process, and discharge valve is whole to be closed, when needing to ventilate with the external world, manually opens the valve.

Furthermore, the air heater is provided with three air inlets, the three air inlets are respectively provided with a primary filter, a medium-efficiency filter and a high-efficiency filter, and when the air with different cleanliness needs to be used, the corresponding filters are opened, so that the air heater can provide air with various cleannesses.

The utility model has the advantages that the wet mixer comprises a granulator and an air heater, the air outlet of the air heater is communicated with the air inlet of the granulator through an air inlet pipe, hot air is produced through the air heater after granulation of the granulator is finished, the hot air enters the air inlet of the granulator through the air inlet pipe, the hot air enters the granulator through the air inlet of the granulator and dries granules in the granulator after entering, the air heater stops supplying heat after drying is finished, and the gas in the granulator can be discharged from a respirator; the utility model discloses can dry the granule in the granulator, save the step of shifting the granule to the drying-machine, simplify the processing step, alleviate work load, shorten the pelletization time, improve the pelletization efficiency of granulator.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a two-dimensional schematic view of the present invention;

FIG. 2 is a two-dimensional cross-sectional view of a respirator of the present invention;

fig. 3 is a cross-sectional view taken along line a-a of fig. 2 according to the present invention.

In the figure: 1. the air purifier comprises a granulator, 2 a hot air blower, 2-1 a primary filter, 2-2 a secondary filter, 2-3 a high-efficiency filter, 3 an air inlet pipe, 4 a respirator, 4-1 a shell, 4-2 a metal filter, 4-3 a sealing block, 4-3-1 a vent hole, 4-4 a support, 4-5 an air blowing pipe, 4-6 a sealing plate, 4-7 an air bag, 4-8 a pulse valve, 4-8-1 an air inlet hole, 4-9 an air exhaust pipeline and 4-9-1 an air exhaust valve.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

The wet mixer shown in fig. 1 comprises a granulator 1 and a hot air blower 2, wherein an air outlet of the hot air blower 2 is communicated with an air inlet of the granulator 1 through an air inlet pipe 3, a filter is arranged at the air inlet of the hot air blower 2, and a respirator 4 is fixedly mounted on an upper cover of the granulator 1.

The utility model discloses a wet mixer, including granulator 1 and air heater 2, the gas outlet of air heater 2 communicates through air-supply line 3 with the air inlet of granulator 1, after granulator 1 pelletization, make hot-blastly through air heater 2, hot-blastly enter the air inlet of granulator 1 through air-supply line 3, hot-blastly enter granulator 1 through the air inlet of granulator 1, the granule in granulator 1 is dried after entering, after drying, air heater 2 stops the heat supply, the gas in granulator 1 can be discharged from respirator 4; the utility model discloses can dry the granule in granulator 1, save the step of shifting the granule to the drying-machine, simplify the processing step, alleviate work load, shorten the pelletization time, improve granulator 1's pelletization efficiency.

The respirator 4 comprises a shell 4-1, as shown in fig. 2, a back-blowing device is fixedly arranged at the upper end of the shell 4-1, a filter is fixedly arranged in the shell 4-1, and the filter is positioned below the back-blowing device. The back blowing device comprises a sealing block 4-3, the sealing block 4-3 is fixed at the upper end of a shell 4-1, a vent hole 4-3-1 communicated with the inside of the shell 4-1 is arranged on the sealing block 4-3, an air blowing pipe 4-5 is fixedly arranged in the vent hole 4-3-1 through a support 4-4, as shown in figure 3, the air blowing pipe 4-5 and a metal filter 4-2 are coaxially arranged, a sealing plate 4-6 is coaxially and fixedly arranged on the air blowing pipe 4-5, the outer edge of the sealing plate 4-6 and the inner wall of the shell 4-1 form static seal, the sealing plate 4-6, the shell 4-1 and the air blowing pipe 4-5 form an air bag 4-7, and a gap is formed among the sealing block 4-3, the support 4-4 and the air blowing pipe 4, the gap is communicated with the vent hole 4-3-1 and the air bag 4-7, the air blow pipe 4-5 is communicated with the vent hole 4-3-1 and the inside of the shell 4-1, the pulse valve 4-8 is fixedly arranged on the sealing block 4-3, the pulse valve 4-8 is provided with an air inlet hole 4-8-1, the air inlet hole 4-8-1 is communicated with the vent hole 4-3-1, and the pulse valve 4-8 is positioned right above the air blow pipe 4-5 and is used for closing and opening the pipe orifice of the air blow pipe 4-5.

When the air bag is used, the air source is connected at the air inlet 4-8-1, air enters the vent hole 4-3-1 from the air inlet 4-8-1, when the air enters the vent hole 4-3-1, the pulse valve 4-8 works to block a pipe orifice at one end of the air blowing pipe 4-5, which is positioned in the vent hole 4-3-1, the air enters the air bag 4-7 formed by the sealing plate 4-6, the shell 4-1 and the air blowing pipe 4-5 through a gap from the vent hole 4-3-1, the pressure in the air bag 4-7 is gradually increased, after the pressure in the air bag 4-7 reaches a certain value, the pulse valve 4-8 is closed, the pipe orifice of the air blowing pipe 4-5 is opened, the air in the air bag 4-7 rapidly enters the air blowing pipe 4-5 through the vent hole 4-3-1 from the air bag 4-7 through the gap, the air blowing pipe 4-5 is communicated with the vent hole 4-3-1 and the inside of the shell 4-1, the air blowing pipe 4-5 and the metal filter 4-2 are coaxially arranged, air enters from one end of the air blowing pipe 4-5 and is blown out from the other end, and is blown back to the metal filter 4-2 positioned below the air blowing pipe 4-5, so that dust on the metal filter 4-2 can be blown clean, the metal filter 4-2 is cleaned, the metal filter 4-2 is prevented from being used for material competition, the respirator 4 can be normally used, and the service life of the respirator 4 is prolonged; and the air bag 4-7 continues to store air after the back flushing is carried out for a plurality of seconds, so that the repeated back flushing of the metal filter 4-2 is realized.

An exhaust pipeline 4-9 is fixedly arranged on the shell 4-1, the exhaust pipeline 4-9 is communicated with the inside of the shell 4-1 and the outside, an exhaust valve 4-9-1 is fixedly arranged on the exhaust pipeline 4-9, the exhaust valve 4-9-1 is closed in the whole process in the back blowing process, and when the air needs to be ventilated with the outside, the valve is manually opened.

The hot air blower 2 is provided with three air inlets, the three air inlets are respectively provided with a primary filter 2-1, a medium-efficiency filter 2-2 and a high-efficiency filter 2-3, and when the air with different cleanliness needs to be used, the corresponding filters are opened, so that the hot air blower 2 can provide the air with various cleannesses.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. A wet mixer characterized by: including granulator (1) and air heater (2), the gas outlet of air heater (2) passes through air-supply line (3) intercommunication with the air inlet of granulator (1), the air inlet of air heater (2) is provided with the filter, cover fixed mounting on the upper cover of granulator (1) has respirator (4).

2. The wet mixer of claim 1, wherein: the respirator (4) comprises a shell (4-1), a back blowing device is fixedly installed at the upper end of the shell (4-1), a filter is fixedly installed in the shell (4-1), and the filter is located below the back blowing device.

3. The wet mixer of claim 2, wherein: the back blowing device comprises a sealing block (4-3), the sealing block (4-3) is fixed at the upper end of a shell (4-1), a vent hole (4-3-1) communicated with the interior of the shell (4-1) is formed in the sealing block (4-3), an air blowing pipe (4-5) is fixedly installed in the vent hole (4-3-1) through a support (4-4), the air blowing pipe (4-5) and a metal filter (4-2) are coaxially arranged, a sealing plate (4-6) is coaxially and fixedly installed on the air blowing pipe (4-5), the outer edge of the sealing plate (4-6) and the inner wall of the shell (4-1) form static seal, and the sealing plate (4-6), the shell (4-1) and the air blowing pipe (4-5) form an air bag (4-7), a gap is formed among the sealing block (4-3), the support (4-4) and the air blowing pipe (4-5), the gap is communicated with the vent hole (4-3-1) and the air bag (4-7), the air blowing pipe (4-5) is communicated with the vent hole (4-3-1) and the inside of the shell (4-1), the sealing block (4-3) is fixedly provided with a pulse valve (4-8), the pulse valve (4-8) is provided with an air inlet hole (4-8-1), the air inlet hole (4-8-1) is communicated with the vent hole (4-3-1), and the pulse valve (4-8) is located right above the air blowing pipe (4-5) and used for closing and opening the pipe orifice of the air blowing pipe (4-5).

4. The wet mixer of claim 3, wherein: the exhaust pipe (4-9) is fixedly installed on the shell (4-1), the exhaust pipe (4-9) is communicated with the inside and the outside of the shell (4-1), and the exhaust valve (4-9-1) is fixedly installed on the exhaust pipe (4-9).

5. The wet mixer of claim 1, wherein: the air heater (2) is provided with three air inlets, and the three air inlets are respectively provided with a primary filter (2-1), a medium-efficiency filter (2-2) and a high-efficiency filter (2-3).