CN-118347242-B - Drying equipment and method for pharmaceutical particle production

Abstract

The invention provides drying equipment and a method for producing pharmaceutical particles, wherein the drying equipment comprises a drying tank, a material storage structure and a material feeding structure, wherein the position of a material receiving cylinder in a transverse pipe is regulated through a regulating component, an upper opening corresponds to a discharging channel at the lower end of a first material storage tank or a second material storage tank, at the moment, a control valve is opened, materials in the corresponding material storage tanks enter the material receiving cylinder from the upper opening through the discharging channel, the control valve is closed, a pushing component drives the material receiving cylinder to move in the transverse pipe, the material receiving cylinder moves towards the drying tank, and the materials in the material receiving cylinder rapidly fall into the drying tank from the lower opening through the action of an inclined block, so that different materials can be added into the drying tank for drying according to requirements, and the drying equipment is quite convenient.

Inventors

• ZHANG YUAN

Assignees

• 石家庄康裕医药科技有限责任公司

Dates

Publication Date

20260505

Application Date

20240612

Claims (7)

1. 1. Drying equipment for pharmaceutical granule production, characterized by comprising: The drying device comprises a drying tank, wherein an outlet is formed in the upper end of the drying tank, an inlet is formed in the lower end of the drying tank, a transverse pipe is arranged on one side of the drying tank, and an arc-shaped notch is formed in one side of the transverse pipe; the storage structure is arranged on the transverse pipe and comprises a first storage tank and a second storage tank, the discharging channels at the lower ends of the first storage tank and the second storage tank are respectively communicated with the transverse pipe, and control valves are arranged on the two discharging channels; The feeding structure is arranged on one side of the transverse pipe and comprises a receiving cylinder, a pushing assembly and an adjusting assembly, an inclined block is arranged in the receiving cylinder, an upper opening is formed in the upper end of the receiving cylinder, a lower opening is formed in the lower end of the receiving cylinder, the receiving cylinder is movably arranged in the transverse pipe, the pushing assembly is used for driving the receiving cylinder to move in the transverse pipe, the adjusting assembly is used for adjusting the position of the receiving cylinder in the transverse pipe, and the pushing assembly is matched with the adjusting assembly; The push assembly comprises a rotary table, a gear and a driving rod, wherein a round opening is formed in the front end of the rotary table, a T-shaped block is arranged at the lower end of the rotary table, the gear is rotatably arranged in the round opening, the outer end of the driving rod is rotatably connected with the outer side of the gear, the inner end of the driving rod is rotatably connected with a receiving cylinder, the adjusting assembly comprises a moving plate, a spring structure, a telescopic column and a limiting plate, the moving plate is arranged in a vertical groove at the front end of the T-shaped block, the vertical groove is communicated with the round opening, the lower end of the moving plate is provided with the telescopic column, the lower end of the telescopic column penetrates through the lower end of the vertical groove, the spring structure is sleeved on the telescopic column, the two ends of the spring structure are respectively connected with the lower end of the moving plate and the bottom in the vertical groove, the limiting plate is arranged at the upper end of the moving plate, the rotary table is arranged at the front end of the L-shaped plate, and the L-shaped plate is connected with the outer wall of the drying tank.
2. 2. The drying device for pharmaceutical particle production according to claim 1, wherein square pipes are arranged at the lower ends in the two storage tanks, one side of each square pipe is connected with the air inlet pipe, a plurality of air outlet holes are respectively formed in each side pipe of each square pipe, and a round filter screen is arranged at the position of each air outlet hole.
3. 3. The drying apparatus for producing pharmaceutical granules according to claim 2, wherein the L-shaped plate has a first rod body, a second rod body and a plate body, the first rod body and the second rod body are detachably arranged, the outer end of the second rod body is provided with the plate body, the inner end of the first rod body is connected with the outer wall of the drying tank, the turntable is arranged at the front end of the plate body, the rear end of the plate body is provided with a motor, the output shaft of the motor penetrates through the plate body and is connected with the turntable, the inner end of the second rod body is provided with two ear plates, two ear plates are respectively provided with insertion holes, and the outer end of the first rod body is provided with a connecting hole.
4. 4. A method of operating a drying apparatus for pharmaceutical granule manufacture according to claim 3, comprising the steps of; The upper opening of the receiving cylinder is positioned below the discharging channel at the lower end of the first storage tank and is opened through the control valve, the material in the first storage tank enters the receiving cylinder from the discharging channel through the upper opening, then the control valve is closed, the receiving cylinder is driven to move through the pushing component, the receiving cylinder moves into the drying cylinder along the transverse pipe and moves into the drying cylinder, after the receiving cylinder moves into the drying cylinder, the material in the receiving cylinder rapidly falls into the drying cylinder through the lower opening through the arrangement of the inclined block, or the upper opening of the receiving cylinder is adjusted to the lower end of the second storage tank through the control valve, the material in the second storage tank enters the receiving cylinder from the upper opening through the control valve and is closed, the receiving cylinder is driven to move through the pushing component, and the receiving cylinder moves into the drying cylinder along the transverse pipe, and then the material in the receiving cylinder falls into the drying cylinder through the lower opening, so that different materials can be selected to be dried according to requirements.
5. 5. The method of operating a drying apparatus for pharmaceutical granule production according to claim 4, comprising the steps of; The personnel drive the movable plate to move downwards through pulling down the telescopic column, the movable plate drives the limiting plate to move out from between two teeth on the gear, simultaneously the spring structure contracts, at this moment, the personnel rotates the gear, the gear rotates in circular opening, make the drive rod drive connect the feed cylinder and remove in horizontal intraductal, and the upper opening that adjustable connect the feed cylinder is located the unloading passageway below corresponding first storage tank or second storage tank lower extreme, afterwards the personnel unclamp the telescopic column, the spring structure stretches, and make the movable plate drive the limiting plate move upwards, the limiting plate then gets into between two teeth, and make the gear unable rotate, at this moment drive the carousel through the motor and rotate, the carousel drives the drive rod through the gear and rotates, the drive rod then drives and connect the feed cylinder and remove, connect the feed cylinder and remove in horizontal intraductal back when connecing the feed cylinder to move into the drying tank, connect the material in the feed cylinder through the slope piece through the unloading passageway below of lower opening, afterwards through the drying tank to the material drying can.
6. 6. The method of operating a drying apparatus for pharmaceutical granule production according to claim 5, comprising the steps of; two intake pipes are connected with the air-supply line respectively, and the other end and the fan of air-supply line are connected, make the wind pass through air-supply line, intake pipe, square tube in proper order through the fan, and in entering the storage tank from the venthole, ventilate the material in the storage tank, avoid the material caking in the storage tank.
7. 7. The method of operating a drying apparatus for pharmaceutical granule production according to claim 6, comprising the steps of; When the receiving cylinder is required to be moved out of the transverse pipe, the nut is unscrewed from the bolt, the bolt is moved out of the connecting hole and the inserting hole, the second rod body is separated from the first rod body, the receiving cylinder is moved out of the transverse pipe, the subsequent cleaning of the transverse pipe is facilitated, and when the connecting cylinder is connected, the receiving cylinder is enabled to enter the transverse pipe, the bolt is inserted into the inserting hole and the connecting hole, and the nut is screwed on the bolt.

Description

Drying equipment and method for pharmaceutical particle production Technical Field The invention relates to drying equipment for producing pharmaceutical granules, in particular to a technology capable of selecting different materials to dry according to requirements. Background In the pharmaceutical industry, the granule is a granular medicine prepared by mixing the raw materials of the medicine with auxiliary materials, has good fluidity and quick dissolution, and is convenient for patients to take. The granule can be single medicinal component or mixture of multiple medicinal components. Typically, after the drug particles are prepared, the prepared particles need to be dried to remove excess moisture from the particles to ensure stability and flowability of the particles. Fluidized bed drying apparatus is a very common and important type of drug particle drying apparatus in the prior art. As shown in fig. 7, a conventional fluidized bed drying apparatus mainly includes an air inlet unit 1, a heater 2, a drying tank 3, a feeding unit 4, a cyclone 5, and a dry material recoverer 6. Wherein the air inlet unit 1 conveys air flow from the bottom, the air flow is heated through the heater 2, then enters from the bottom of the drying tank 3 to dry and boil materials in the drying tank 3, the boiled dry materials gradually flow out from the upper side opening, and a part of the materials flow out from the top opening along with the air flow, and the air flow flowing out from the top opening is separated by the cyclone 5 to obtain dry materials for recovery. However, in the existing granule drying apparatus, the feeding mode to the drying tank is a conveyor belt, the conveyor belt exposes the granule material to the environment, and the feeding port is also in a state of being unable to be closed, so that heat loss and material overflow are easily caused, and furthermore, the switching of the drying material after a period of time is difficult to realize in the existing feeding mode. Disclosure of Invention In order to solve the problems in the prior art, the invention provides a technology capable of selecting different materials to dry according to the needs and realizing a better sealing effect on the feeding position. The invention provides drying equipment for producing pharmaceutical particles, which comprises a drying tank, a storage structure and a feeding structure, wherein the drying tank is used for storing pharmaceutical particles; the upper end of the drying tank is provided with an outlet, the lower end of the drying tank is provided with an inlet, one side of the drying tank is provided with a transverse pipe, and one side of the transverse pipe is provided with an arc notch; The material storage structure is arranged on the transverse pipe and comprises a first material storage tank and a second material storage tank, the material discharging channels at the lower ends of the first material storage tank and the second material storage tank are respectively communicated with the transverse pipe, and control valves are arranged on the two material discharging channels; The feeding structure is arranged on one side of the transverse tube, the feeding structure comprises a receiving cylinder, a pushing assembly and an adjusting assembly, an inclined block is arranged in the receiving cylinder, an upper opening is formed in the upper end of the receiving cylinder, a lower opening is formed in the lower end of the receiving cylinder, the receiving cylinder is arranged in the transverse tube in a movable mode, the pushing assembly is used for driving the receiving cylinder to move in the transverse tube, and the adjusting assembly is used for adjusting the position of the receiving cylinder in the transverse tube and is matched with the adjusting assembly. The material receiving cylinder has the beneficial effects that the position of the material receiving cylinder in the transverse pipe is regulated through the regulating component, the upper opening corresponds to the discharging channel at the lower end of the first material storage tank or the second material storage tank, at the moment, the control valve is opened, materials in the corresponding material storage tank enter the material receiving cylinder from the upper opening through the discharging channel, the control valve is closed, the pushing component drives the material receiving cylinder to move in the transverse pipe, the material receiving cylinder moves towards the drying tank, and the materials in the material receiving cylinder rapidly fall into the drying tank from the lower opening through the action of the inclined block, so that different materials can be added into the drying tank to be dried according to the requirement, and the material receiving cylinder is quite convenient. The push assembly comprises a rotary table, a gear and a driving rod, wherein a round opening is formed in the front end of the rotary table, a T-shaped