CN212987778U

CN212987778U - Drying equipment of DL-p-hydroxybenzene hydantoin production usefulness

Info

Publication number: CN212987778U
Application number: CN202021669644.7U
Authority: CN
Inventors: 卢余伟
Original assignee: Dingtao Sanhua Pharmaceutical Co ltd
Current assignee: Dingtao Sanhua Pharmaceutical Co ltd
Priority date: 2020-08-12
Filing date: 2020-08-12
Publication date: 2021-04-16
Anticipated expiration: 2030-08-12

Abstract

The utility model discloses a drying device for DL-p-hydroxybenzene hydantoin production, which comprises a drying box, a crushing device and a drying device, wherein a drying barrel is arranged in the drying box, the upper end of the drying barrel is provided with a screen, and the screen is obliquely arranged in the drying barrel; a vibrating motor is arranged on the screen; the hot air pipeline is arranged between the drying box and the drying barrel, so that the materials in the drying barrel can be uniformly dried; materials can be screened by arranging the screen and the vibrating motor in the drying barrel, so that the drying effect is prevented from being influenced by large materials; crushing the large materials on the screen by arranging a crushing device, and directly feeding the crushed materials into a drying barrel for drying; the temperature sensor and the humidity sensor are arranged, so that the drying barrel can be adjusted through the control panel, and the influence of overhigh temperature on materials is prevented; the utility model discloses simple structure, convenient operation is worth promoting.

Description

Drying equipment of DL-p-hydroxybenzene hydantoin production usefulness

Technical Field

The invention relates to the field of chemical and pharmaceutical production, in particular to drying equipment for producing DL-p-hydroxyphenylhydantoin.

Background

DL-p-hydroxyphenylhydantoin is mainly used for producing amoxicillin, amoxicillin clavulanate and the like. DL-p-hydroxyphenylhydantoin is synthesized from phenol, glyoxylic acid, urea and water by a one-pot method, the DL-p-hydroxyphenylhydantoin needs to be dried in the production process, and the drying effect is affected by material caking in the drying process.

SUMMERY OF THE UTILITY MODEL

In order to achieve the above object, the utility model provides a following technical scheme: drying equipment for DL-p-hydroxyphenylhydantoin production comprises a drying box, a crushing device and a drying device, wherein a drying barrel is arranged in the drying box, a screen is arranged at the upper end of the drying barrel, and the screen is obliquely arranged in the drying barrel; the screen is provided with a vibrating motor, the crushing device is arranged on one side of the drying box, the crushing device is communicated with the drying barrel through a feeding hole, and the lower end of the feeding hole and the lowest end of the screen are positioned on the same plane; a motor is arranged at the center of the bottom end outside the drying box, a rotating shaft is mounted at the upper end of the motor, stirring blades are arranged on the rotating shaft, a feeding hopper is arranged at the top end of the drying barrel, and the lower end of the feeding hopper penetrates through the top end of the drying barrel; a first discharge hole is formed in the lower end of the drying barrel;

the drying device comprises a hot air chamber, a blower and a hot air pipeline, the hot air chamber is arranged on one side of the drying box, the hot air pipeline is arranged in an interlayer between the drying box and the drying barrel, a plurality of hot air spray heads are arranged at the upper end of the hot air pipeline, and the blower is arranged between the hot air pipeline and the hot air chamber.

Preferably, the crushing device comprises a crushing chamber and a crushing roller set, the crushing chamber is arranged on one side of the drying box, the crushing roller set is arranged in the crushing chamber, a guide plate is arranged at the lower end of the crushing roller set, and the guide plate is obliquely arranged in the crushing chamber; and a second discharge hole communicated with the material crushing chamber and the drying barrel is formed in the position with the same height as the material guide plate.

Preferably, a control panel is mounted on one side of the crushing chamber.

Preferably, a temperature sensor and a humidity sensor are arranged in the drying barrel, and the temperature sensor and the humidity sensor are electrically connected with the control panel.

Preferably, the lower end of the rotating shaft is provided with a scraper, and the lower end of the scraper is in contact with the bottom end inside the drying barrel.

Preferably, the outer surface of the drying box is provided with a heat-insulating layer.

Preferably, the bottom end of the drying box is provided with a support.

Has the advantages that: compared with the prior art, the beneficial effects of the utility model are that: the hot air pipeline is arranged between the drying box and the drying barrel, so that the materials in the drying barrel can be uniformly dried; materials can be screened by arranging the screen and the vibrating motor in the drying barrel, so that the drying effect is prevented from being influenced by large materials; crushing the large materials on the screen by arranging a crushing device, and directly feeding the crushed materials into a drying barrel for drying; the temperature sensor and the humidity sensor are arranged, so that the drying barrel can be adjusted through the control panel, and the influence of overhigh temperature on materials is prevented; through setting up the scraper blade, avoid having the residue to stay in the stoving bucket.

Drawings

Fig. 1 is the overall structure schematic diagram of the drying equipment for producing DL-p-hydroxy-phenyl hydantoin provided by the utility model.

Fig. 2 is an enlarged view of the position A of the drying equipment for producing DL-p-hydroxy-phenyl-hydantoin.

In the drawings: 1-drying box, 2-drying barrel, 3-feeding hopper, 4-screen, 5-crushing chamber, 6-crushing roller group, 7-guide plate, 8-motor, 9-rotating shaft, 10-stirring blade, 11-first discharging port, 12-hot air chamber, 13-blower, 14-communicating pipe, 15-hot air pipeline, 16-support, 17-second discharging port, 18-vibrating motor, 19-temperature sensor, 20-humidity sensor, 21-hot air nozzle, 22-scraper, 23-insulating layer, 24-control panel and 25-feeding port.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Examples

Referring to the attached drawings, in the embodiment of the present invention, a drying apparatus for producing DL-p-hydroxy-phenyl-hydantoin comprises a drying box 1, a crushing device and a drying device, wherein a drying barrel 2 is arranged in the drying box 1, a screen 4 is arranged at the upper end of the drying barrel 2, and the screen 4 is obliquely arranged in the drying barrel 2; the screen 4 is provided with a vibration motor 18, the crushing device is welded on one side of the drying box 1, the crushing device is communicated with the drying barrel 2 through a feeding hole 25, and the lower end of the feeding hole 25 and the lowest end of the screen 4 are positioned on the same plane; a motor 8 is arranged at the center of the bottom end of the outside of the drying box 1, a rotating shaft 9 is arranged at the upper end of the motor 8, a stirring blade 10 is arranged on the rotating shaft 9, a feeding hopper 3 is arranged at the top end of the drying barrel 2, and the lower end of the feeding hopper 3 penetrates through the top end of the drying barrel 2; a first discharge hole 11 is formed in the lower end of the drying barrel 2;

the drying device comprises a hot air chamber 5, a blower 13 and a hot air pipeline 15, wherein the hot air chamber 12 is arranged on one side of the drying box 1, the hot air pipeline 15 is arranged in an interlayer between the drying box 1 and the drying barrel 2, a plurality of hot air spray nozzles 21 are arranged at the upper end of the hot air pipeline 15, and the blower 13 is arranged between the hot air pipeline 15 and the hot air chamber 12.

The crushing device comprises a crushing chamber 5 and a crushing roller set 6, wherein the crushing chamber 5 is arranged on one side of the drying box 1, the crushing roller set 6 is arranged in the crushing chamber 5, a guide plate 7 is arranged at the lower end of the crushing roller set 6, and the guide plate 7 is obliquely arranged in the crushing chamber 5; a second discharge hole 17 for communicating the crushing chamber 5 with the drying barrel 2 is formed in the position with the same height as the material guide plate 7; the guide plate 7 which is arranged obliquely avoids the material from leaking in the material crushing chamber 5.

Further, a control panel 24 is installed at one side of the crushing chamber 5.

Further, a temperature sensor 19 and a humidity sensor 20 are arranged in the drying tub 2, and the temperature sensor 19 and the humidity sensor 20 are electrically connected with a control panel 24.

Further, the lower end of the rotating shaft 9 is provided with a scraper 22, the lower end of the scraper 22 is in contact with the bottom end inside the drying barrel 2, and the situation that materials are left at the bottom of the drying barrel is avoided.

Further, the outer surface of the drying box 1 is provided with a heat preservation layer 23, so that heat preservation is performed on the inner part of the drying box 1, heat loss is prevented, and resource waste is caused.

Further, a support 16 is arranged at the bottom end of the drying box 1.

The use process comprises the following steps:

firstly, materials enter a drying barrel 2 through a feed hopper 3, the materials fall on a screen 4 and are screened through a vibrating motor 18, large materials enter a crushing chamber 5 through a feed inlet 25 to be ground and crushed, and the crushed materials enter the drying barrel 2 through a second discharge outlet 17 to be dried; a switch of the hot air chamber 12 is turned on to heat, hot air enters the drying box 1 through a hot air pipeline 15 through a blower 13 to be heated, and meanwhile, the rotating shaft 9 drives the stirring blades 10 to stir materials, so that the drying speed is increased;

in the process, the hot air pipeline 15 is arranged between the drying box 1 and the drying barrel 2, so that the materials in the drying barrel 2 can be uniformly dried; materials can be screened by arranging the screen 4 and the vibrating motor 18 in the drying barrel 2, so that the drying effect is prevented from being influenced by large materials; crushing the large materials on the screen 4 by arranging a crushing device, and directly feeding the crushed materials into the drying barrel 2 for drying; the temperature sensor 19 and the humidity sensor 20 are arranged, so that the inside of the drying barrel 2 can be adjusted through the control panel 24, and the influence of overhigh temperature on materials is prevented; the scraper 22 is arranged to prevent residues from remaining in the drying barrel 2; the application has the advantages of simple structure, strong practicability and simple operation and is worth popularizing.

The above is only the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations. An object of the utility model is to provide a drying equipment of DL-p hydroxy phenyl hydantoin production usefulness to solve the problem that provides among the above-mentioned background art.

Claims

1. The utility model provides a drying equipment of DL-p hydroxy phenyl hydantoin production usefulness, includes stoving case (1), crushed aggregates device and drying device, its characterized in that: a drying barrel (2) is arranged in the drying box (1), a screen (4) is arranged at the upper end of the drying barrel (2), and the screen (4) is obliquely arranged in the drying barrel (2); a vibrating motor (18) is arranged on the screen (4), the crushing device is arranged on one side of the drying box (1), the crushing device is communicated with the drying barrel (2) through a feeding hole (25), and the lower end of the feeding hole (25) and the lowest end of the screen (4) are positioned on the same plane; a motor (8) is arranged at the center of the bottom end of the outside of the drying box (1), a rotating shaft (9) is mounted at the upper end of the motor (8), stirring blades (10) are arranged on the rotating shaft (9), a feeding hopper (3) is arranged at the top end of the drying barrel (2), and the lower end of the feeding hopper (3) penetrates through the top end of the drying barrel (2); a first discharge hole (11) is formed in the lower end of the drying barrel (2);

the drying device comprises a hot air chamber (12), a blower (13) and a hot air pipeline (15), wherein the hot air chamber (12) is arranged on one side of the drying box (1), the hot air pipeline (15) is arranged in an interlayer between the drying box (1) and the drying barrel (2), a plurality of hot air spray heads (21) are arranged at the upper end of the hot air pipeline (15), and the blower (13) is arranged between the hot air pipeline (15) and the hot air chamber (12).

2. The drying apparatus for producing DL-p-hydroxy-phenyl-hydantoin according to claim 1, wherein: the crushing device comprises a crushing chamber (5) and a crushing roller set (6), the crushing chamber (5) is arranged on one side of the drying box (1), the crushing roller set (6) is arranged in the crushing chamber (5), a material guide plate (7) is arranged at the lower end of the crushing roller set (6), and the material guide plate (7) is obliquely arranged in the crushing chamber (5); and a second discharge hole (17) communicated with the material crushing chamber (5) and the drying barrel (2) is formed in the position with the same height of the material guide plate (7).

3. The drying apparatus for producing DL-p-hydroxy phenyl hydantoin according to claim 2, wherein: and a control panel (24) is arranged on one side of the crushing chamber (5).

4. The drying apparatus for the production of DL-p-hydroxy-phenyl-hydantoin according to claim 1 or 3, wherein: a temperature sensor (19) and a humidity sensor (20) are arranged in the drying barrel (2), and the temperature sensor (19) and the humidity sensor (20) are electrically connected with a control panel (24).

5. The drying apparatus for producing DL-p-hydroxy-phenyl-hydantoin according to claim 1, wherein: the lower end of the rotating shaft (9) is provided with a scraper (22), and the lower end of the scraper (22) is in contact with the bottom end inside the drying barrel (2).

6. The drying apparatus for producing DL-p-hydroxy-phenyl-hydantoin according to claim 1, wherein: and a heat insulation layer (23) is arranged on the outer surface of the drying box (1).

7. The drying apparatus for producing DL-p-hydroxy-phenyl-hydantoin according to claim 1, wherein: and a support (16) is arranged at the bottom end of the drying box (1).