CN216080777U

CN216080777U - Boiling dryer for preparing metformin hydrochloride sustained-release tablets

Info

Publication number: CN216080777U
Application number: CN202121877868.1U
Authority: CN
Inventors: 秦晓辉; 秦建辉; 刘胜昔; 杨旭翠; 秦正浩; 秦少博
Original assignee: Shijiazhuang Polee Pharmaceutical Co ltd
Current assignee: Shijiazhuang Polee Pharmaceutical Co ltd
Priority date: 2021-08-12
Filing date: 2021-08-12
Publication date: 2022-03-18
Anticipated expiration: 2031-08-12

Abstract

The utility model belongs to the technical field of boiling dryers, and particularly relates to a boiling dryer for preparing metformin hydrochloride sustained-release tablets. The drying device is reasonable in design and simple in operation, hot air participating in drying can be recycled, so that the utilization rate of heat is effectively improved, the energy consumption is further saved, the discharging operation is convenient, and the use is more convenient.

Description

Boiling dryer for preparing metformin hydrochloride sustained-release tablets

Technical Field

The utility model relates to the technical field of boiling dryers, in particular to a boiling dryer for preparing metformin hydrochloride sustained-release tablets.

Background

The utility model provides a boiling dryer, which is drying equipment and is also called a fluidized bed, wherein the boiling dryer is required to be used for drying operation in the preparation process of a metformin hydrochloride sustained-release tablet, but when the existing boiling dryer is used for drying operation, the generated waste heat can not be effectively utilized, so that a large amount of heat is lost, and the resource waste is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects of the prior art and provides a boiling dryer for preparing a metformin hydrochloride sustained-release tablet.

The technical purpose of the utility model is realized by the following technical scheme: a boiling dryer for preparing metformin hydrochloride sustained-release tablets comprises a base, an air inlet box, a filter box, a heating box and a drying box, wherein the air inlet box, the filter box, the heating box and the drying box are sequentially arranged on the top side of the base from left to right, a feed hopper is arranged on one side of the drying box and communicated with the drying box, the inner walls of the two sides of the drying box are rotatably provided with a same rotating shaft, the outer side of the rotating shaft is fixedly provided with a plurality of stirring rods, one end of the rotating shaft extends to one side of the drying box close to the heating box and is fixedly sleeved with a driven bevel gear, a fan is arranged in the air inlet box, the air inlet box and the heating box are both communicated with the filter box, a same connecting pipe is connected between the heating box and the drying box, a support plate is fixedly arranged in the connecting pipe, an installation pin is rotatably arranged on the support plate, and two ends of the installation pin are respectively and fixedly sleeved with a fan blade and a driving bevel gear, rotate on the connecting pipe and install the dwang, the fixed cover in bottom of dwang is equipped with driven bevel gear, the initiative bevel gear meshes with driven bevel gear mutually, the fixed cover in top of dwang is equipped with initiative bevel gear, initiative bevel gear meshes with driven bevel gear mutually, it installs the otter board to rotate on one side inner wall of drying cabinet, one side that the heating cabinet was kept away from to the drying cabinet is rotated and is installed the rotation pin, the one end fixed mounting of rotation pin has the case lid, the heating cabinet was kept away from to the drying cabinet one side has seted up the discharge gate, case lid and discharge gate looks adaptation, and be provided with the mounting on the case lid.

Preferably, a backflow pipe is spirally arranged in the drying box, one end of the backflow pipe is communicated with the drying box, the same conveying pipe is connected to the drying box and the air inlet box, and one end, close to the drying box, of the conveying pipe is communicated with the backflow pipe.

Preferably, one side of the air inlet box is provided with an air inlet, a grid plate is arranged in the air inlet, and a sealing plate is slidably arranged in the air inlet.

Preferably, the one end that the case lid was kept away from to the rotating pin extends to in the drying cabinet and fixed cover is equipped with the reel, fixed duplex winding is equipped with the stay cord on the reel, the one end fixed mounting that the reel was kept away from to the stay cord is on the otter board.

Preferably, the fixing part comprises a knob and a screw rod, two screw holes are symmetrically formed in one side, close to the box cover, of the drying box based on the rotating pin as the circle center, and the screw rod is installed in the corresponding screw holes in a threaded mode.

Preferably, movable mounting has a plurality of mounting brackets in the rose box, and equal fixed mounting has the filter plate on a plurality of mounting brackets, the top side of mounting bracket extends to rose box top and fixed mounting has the baffle, and is provided with the pull ring on the baffle.

The utility model has the beneficial effects that: in the utility model, after air is filtered and heated by a filter box and a heating box through a fan, the air is conveyed into a drying box through a conveying pipe, meanwhile, under the action of fan blades, a rotating shaft can be driven by a driving bevel gear, a driven bevel gear, a rotating rod, a driving bevel gear and a driven bevel gear to enable a plurality of stirring rods to stir materials, so that the drying efficiency is effectively improved, hot air participating in drying enters a return pipe and then flows back into an air inlet box through the conveying pipe, so that circulation can be formed, the heat utilization efficiency is effectively improved, under the mutual cooperation of a box cover, a rotating pin, a reel and a fixing piece, a discharge port can be closed and opened as required, when the discharge port is closed, the right end of a screen plate can be lifted to be above the discharge port under the action of the reel and a pull rope, when the box cover is opened to discharge, the right end of the screen plate is lowered to be below the discharge port under the action of the self gravity of the material and the screen plate, thereby being convenient for discharging operation.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic perspective view of a fluidized bed dryer for preparing metformin hydrochloride sustained release tablets according to the present invention;

FIG. 2 is a schematic cross-sectional structure diagram of a fluidized bed dryer for preparing metformin hydrochloride sustained release tablets according to the present invention;

FIG. 3 is a schematic structural diagram of part A of a boiling dryer for preparing metformin hydrochloride sustained-release tablets according to the present invention;

fig. 4 is a schematic structural diagram of a part B in a boiling dryer for preparing the metformin hydrochloride sustained-release tablet provided by the utility model.

In the figure: 1. a base; 2. an air inlet box; 3. a filter box; 4. a heating box; 5. a drying oven; 6. a feed hopper; 7. a rotating shaft; 8. a stirring rod; 9. a driven bevel gear; 10. a fan; 11. a connecting pipe; 12. a driving bevel gear; 13. a fan blade; 14. rotating the rod; 15. a driven bevel gear; 16. a drive bevel gear; 17. a screen plate; 18. a rotation pin; 19. a reel; 20. a box cover; 21. a fixing member; 22. a return pipe; 23. a delivery pipe.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to specific embodiments. It is to be understood that the described embodiments are merely a few embodiments of the utility model, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention.

Referring to fig. 1-4, a boiling dryer for preparing metformin hydrochloride sustained-release tablets comprises a base 1, an air inlet box 2, a filter box 3, a heating box 4 and a drying box 5, wherein the air inlet box 2, the filter box 3, the heating box 4 and the drying box 5 are sequentially arranged on the top side of the base 1 from left to right, one side of the drying box 5 is provided with a feed hopper 6, the feed hopper 6 is communicated with the drying box 5, the inner walls of the two sides of the drying box 5 are rotatably provided with a same rotating shaft 7, the outer side of the rotating shaft 7 is fixedly provided with a plurality of stirring rods 8, materials can be stirred under the action of the stirring rods 8, so that the drying efficiency can be improved, one end of the rotating shaft 7 extends to one side of the drying box 5 close to the heating box 4 and is fixedly sleeved with a driven bevel gear 9, a fan 10 is arranged in the air inlet box 2, the air inlet box 2 and the heating box 4 are both communicated with the filter box 3, a same connecting pipe 11 is connected between the heating box 4 and the drying box 5, fixed mounting has the extension board in the connecting pipe 11, it installs the installation round pin to rotate on the extension board, the both ends of installation round pin are fixed respectively and are equipped with flabellum 13 and initiative bevel gear 12, it installs dwang 14 to rotate on the connecting pipe 11, the fixed cover in bottom of dwang 14 is equipped with driven bevel gear 15, initiative bevel gear 12 meshes with driven bevel gear 15 mutually, the fixed cover in top of dwang 14 is equipped with initiative bevel gear 16, initiative bevel gear 16 meshes with driven bevel gear 9 mutually, it installs otter board 17 to rotate on the inner wall of one side of drying cabinet 5, one side that heating cabinet 4 was kept away from to drying cabinet 5 rotates installs rotation round pin 18, the one end fixed mounting of rotation pin 18 has case lid 20, the discharge gate has been seted up to one side that heating cabinet 4 was kept away from to drying cabinet 5, case lid 20 and discharge gate looks adaptation, and be provided with mounting 21 on the case lid 20, be convenient for fix case lid 20 through mounting 21.

In this embodiment, be the spiral in the drying cabinet 5 and be provided with back flow 22, the one end and the drying cabinet 5 of back flow 22 are linked together, be connected with same conveyer pipe 23 on drying cabinet 5 and the air inlet box 2, and the conveyer pipe 23 is linked together with back flow 22 near the one end of drying cabinet 5, can carry the air that has the waste heat to the air inlet box 2 in under the effect of back flow 22 and conveyer pipe 23 to can realize thermal high-efficient utilization, and then can improve thermal utilization ratio.

In this embodiment, one side of air inlet case 2 is provided with the air intake, is provided with the grid board in the air intake, and slidable mounting has the shrouding in the air intake, can seal the air intake as required under the effect of shrouding, can avoid carrying the thing to get into in the air inlet case 2 under the effect of grid board.

In this embodiment, the one end that case lid 20 was kept away from to rotation pin 18 extends to in drying cabinet 5 and fixed cover is equipped with reel 19, reel 19 is last fixed and is wound and be equipped with the stay cord, the one end fixed mounting that reel 19 was kept away from to the stay cord is on otter board 17, can drive reel 19 through rotation pin 18 when case lid 20 carries out clockwise rotation based on rotation pin 18 and wind the establishment to the stay cord, thereby can drive the one end that otter board 17 is close to case lid 20 and deflect upwards, can seal the discharge gate under the effect of case lid 20 simultaneously.

In this embodiment, the fixing member 21 includes a knob and a screw rod, two screw holes are symmetrically formed in one side of the drying box 5 close to the box cover 20 based on the rotating pin 18 as a circle center, and the screw rod is threadedly installed in the corresponding screw holes, so that the box cover 20 can be effectively fixed under the action of the fixing member 21 and the screw holes as required.

In this embodiment, movable mounting has a plurality of mounting brackets in the rose box 3, and equal fixed mounting has the filter plate on a plurality of mounting brackets, and the top side of mounting bracket extends to rose box 3 top and fixed mounting has the baffle, and is provided with the pull ring on the baffle, is convenient for take out the mounting bracket from rose box 3 in through pull ring pulling baffle to can realize quick replacement.

The working principle is as follows: when the drying device is used, firstly, a power supply is switched on, the sealing plate is taken down from the air inlet, the screw rod is taken down from the screw hole through the knob, the box cover 20 is rotated by one hundred eighty degrees, then the screw rod is screwed into the screw hole below, so that the sealing of the discharge hole can be realized, the fan 10 is started, air is sucked from the air inlet and filtered through the filter box 3 under the action of the fan 10, then the air is heated through the heating box 4 and then conveyed into the drying box 5, materials to be dried are conveyed into the drying box 5 through the feed hopper 6 and fall on the screen plate 17, the mounting pin is driven to rotate through the fan blades 13 when the air passes through the connecting pipe 11, the rotating shaft 7 is driven under the action of the driving bevel gear 12, the driven bevel gear 15, the rotating rod 14, the driving bevel gear 16 and the driven bevel gear 9 to stir the materials, hot air upwards dries the materials through the screen plate 17, then in the air inlet box 2 is flowed back to through back flow 22 and conveyer pipe 23 to can form the circulation, seal the air intake through the shrouding, make inside hot-blast circulation use, thereby the effectual thermal utilization ratio that has improved, after the drying is accomplished, open case lid 20, through reel 19 and stay cord with the right-hand member of otter board 17 downwards to the discharge gate below under the effect of rotating pin 18, thereby can realize quick unloading.

The boiling dryer for preparing the metformin hydrochloride sustained-release tablet provided by the utility model is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are set forth only to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims

1. A boiling dryer for preparing metformin hydrochloride sustained-release tablets comprises a base (1), an air inlet box (2), a filter box (3), a heating box (4) and a drying box (5), and is characterized in that the air inlet box (2), the filter box (3), the heating box (4) and the drying box (5) are sequentially arranged on the top side of the base (1) from left to right, a feed hopper (6) is arranged on one side of the drying box (5), the feed hopper (6) is communicated with the drying box (5), the inner walls on the two sides of the drying box (5) are rotatably provided with a same rotating shaft (7), a plurality of stirring rods (8) are fixedly arranged on the outer side of the rotating shaft (7), one end of the rotating shaft (7) extends to one side of the drying box (5) close to the heating box (4) and is fixedly sleeved with a driven bevel gear (9), and a fan (10) is arranged in the air inlet box (2), the utility model discloses a solar energy water heater, including air inlet box (2) and heating cabinet (4), be connected with same connecting pipe (11) between heating cabinet (4) and drying cabinet (5), fixed mounting has the extension board in connecting pipe (11), rotate on the extension board and install the installation round pin, the both ends of installation round pin are fixed the cover respectively and are equipped with flabellum (13) and initiative bevel gear (12), rotate on connecting pipe (11) and install dwang (14), the fixed cover in bottom of dwang (14) is equipped with driven bevel gear (15), initiative bevel gear (12) mesh with driven bevel gear (15), the fixed cover in top of dwang (14) is equipped with initiative bevel gear (16), initiative bevel gear (16) mesh with driven bevel gear (9), otter board (17) are installed in the rotation on the inner wall of one side of drying cabinet (5), one side that heating cabinet (4) were kept away from in drying cabinet (5) rotates and installs rotation round pin (18), the one end fixed mounting of rotation round pin (18) has case lid (20), the discharge gate has been seted up to one side that heating cabinet (4) were kept away from in drying cabinet (5), case lid (20) and discharge gate looks adaptation, and be provided with mounting (21) on case lid (20).

2. The boiling dryer for preparing the metformin hydrochloride sustained-release tablet according to claim 1, wherein: be the spiral in drying cabinet (5) and be provided with back flow (22), the one end and the drying cabinet (5) of back flow (22) are linked together, be connected with same conveyer pipe (23) on drying cabinet (5) and air inlet box (2), and the one end that conveyer pipe (23) are close to drying cabinet (5) is linked together with back flow (22).

3. The boiling dryer for preparing the metformin hydrochloride sustained-release tablet according to claim 1, wherein: one side of the air inlet box (2) is provided with an air inlet, a grid plate is arranged in the air inlet, and a sealing plate is arranged in the air inlet in a sliding mode.

4. The boiling dryer for preparing the metformin hydrochloride sustained-release tablet according to claim 1, wherein: the one end that case lid (20) was kept away from in rotor pin (18) extended to drying cabinet (5) and fixed cover was equipped with reel (19), fixed and around being equipped with the stay cord on reel (19), the one end fixed mounting that reel (19) were kept away from to the stay cord is on otter board (17).

5. The boiling dryer for preparing the metformin hydrochloride sustained-release tablet according to claim 1, wherein: the fixing piece (21) comprises a knob and a screw rod, two screw holes are symmetrically formed in one side, close to the box cover (20), of the drying box (5) based on the rotating pin (18) and are used as the circle center, and the screw rod is installed in the corresponding screw holes in a threaded mode.

6. The boiling dryer for preparing the metformin hydrochloride sustained-release tablet according to claim 1, wherein: the filter box is characterized in that a plurality of mounting frames are movably mounted in the filter box (3), filter plates are fixedly mounted on the mounting frames, the top sides of the mounting frames extend to the upper portion of the filter box (3), baffles are fixedly mounted on the top sides of the mounting frames, and pull rings are arranged on the baffles.