CN217442146U

CN217442146U - Drying equipment for producing medical intermediate

Info

Publication number: CN217442146U
Application number: CN202220301230.1U
Authority: CN
Inventors: 王丙雨; 顾松贤
Original assignee: Anhui Yunfan Pharmaceutical Co ltd
Current assignee: Anhui Yunfan Pharmaceutical Co ltd
Priority date: 2022-02-15
Filing date: 2022-02-15
Publication date: 2022-09-16
Anticipated expiration: 2032-02-15

Abstract

The utility model discloses a drying device for producing medical intermediates, which belongs to the technical field of drying devices and comprises a mounting rack, a feeding pipe, a feeding hopper, a drying cylinder and a discharging pipe; the inlet pipe fixed mounting is in the one end of mounting bracket, and discharging pipe fixed mounting is at the other end of mounting bracket, and drying cylinder rotates to be installed between inlet pipe and discharging pipe, feeder hopper fixed mounting on the inlet pipe, in order to reinforced inside the inlet pipe. The utility model discloses can be so that the inside material of drying cylinder is by intensive mixing, just also can thermally equivalent, improved drying efficiency greatly.

Description

Drying equipment for producing medical intermediate

Technical Field

The utility model relates to a drying equipment technical field specifically is a drying equipment of production medical intermediate.

Background

The medical intermediate is actually some chemical raw materials or chemical products used in the process of synthesizing the medicine, the chemical product can be produced in a common chemical plant without the production license of the medicine, as long as the chemical product reaches a certain level, can be used for synthesizing medicines, and with the rapid development of the pharmaceutical industry, more and more manufacturers for producing pharmaceutical intermediates, in the production process of the medical intermediate, drying equipment is needed to dry the medical intermediate, most of the drying equipment for producing the medical intermediate in life has simple structure, the drying efficiency is generally low, the raw materials need to be dried for a plurality of times, the time is wasted, when the raw materials are dried, a large amount of energy is consumed to dry the raw materials, the cost consumption is high, and the overall efficiency, the economy and the practicability are generally not high;

to this end, chinese patent publication No. CN202020704225.6 discloses "a drying apparatus for producing pharmaceutical intermediates, comprising a conveying pipe, wherein a driving motor is installed on the left side of the conveying pipe, a driving end of the driving motor penetrates through the left side wall of the conveying pipe and extends to the inside of the conveying pipe to be connected with a conveying blade, supporting legs are respectively provided at the bottoms of the left and right sides of the conveying pipe, a feeding port is installed at the end of the left side of the conveying pipe, and a feeding funnel is provided at the end of the feeding port; this patent heats the drying through "cartridge heater" to the material, however, because "cartridge heater" material is piled up easily, leads to the unable thermally equivalent of material very easily, and then leads to the unable complete drying of material.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a production intermediate's drying equipment to solve the unable thermally equivalent's of material problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a drying device for producing a medical intermediate comprises a mounting rack, a feeding pipe, a feeding hopper, a drying cylinder and a discharging pipe; inlet pipe fixed mounting is in the one end of mounting bracket, discharging pipe fixed mounting is at the other end of mounting bracket, dry section of thick bamboo rotates and installs between inlet pipe and discharging pipe, feeder hopper fixed mounting is on the inlet pipe, in order to reinforced inside the inlet pipe.

Preferably, the device also comprises a material conveying mechanism, wherein the material conveying mechanism comprises a first screw shaft, a second screw shaft and a third screw shaft; first screw shaft rotates and installs in the inlet pipe inboard, third screw shaft rotates and installs in the discharging pipe inboard, second screw shaft fixed mounting is between first screw shaft and third screw shaft, and is located the drying cylinder inboard.

Preferably, the first screw shaft and the third screw shaft have the same diameter, and the second screw shaft has a diameter larger than that of the first screw shaft.

Preferably, an exhaust pipe is fixedly mounted on the outer side of the discharge pipe, and a corresponding exhaust valve is fixedly mounted on the exhaust pipe.

Preferably, a driving mechanism is mounted on the mounting rack, and the driving mechanism comprises a motor, a first gear, a second gear, a third gear and a fourth gear; the motor fixed mounting is on the mounting bracket, the output shaft and the first screw shaft fixed connection of motor, first gear fixed mounting is on the output shaft of motor, the second gear rotate install on the mounting bracket, and with first gear engagement, the third gear rotate install on the mounting bracket, and with second gear engagement, the fourth gear is with the coaxial fixed connection of third gear.

Preferably, the driving mechanism further comprises two rotating sleeves and a gear ring; the two rotating sleeves are respectively and fixedly installed at two ends of the drying cylinder, and the gear ring is fixed on one of the rotating sleeves and meshed with the fourth gear.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a motor can drive first gear revolve to make second gear, third gear and fourth gear revolve, and then make ring gear revolve, and rotate the direction opposite with first gear, just also make the rotation opposite direction of drying cylinder and first screw shaft, this just makes the inside material of drying cylinder by intensive mixing, just also can the thermally equivalent, has improved drying efficiency greatly.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings 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 that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a feeding mechanism of the present invention;

fig. 3 is a schematic view of the structure of the drying cylinder of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a mounting frame; 2. a feed pipe; 3. a feed hopper; 4. a drying cylinder; 41. heating a tube; 42. a heat conducting cylinder; 5. a discharge pipe; 6. an exhaust pipe; 7. an exhaust valve; 8. a drive mechanism; 81. a motor; 82. a first gear; 83. a second gear; 84. a third gear; 85. a fourth gear; 86. rotating the sleeve; 87. a ring gear; 9. a material conveying mechanism; 91. a first screw shaft; 92. a second screw shaft; 93. a third screw shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a drying device for producing a medical intermediate comprises a mounting rack 1, a feeding pipe 2, a feeding hopper 3, a drying cylinder 4, a discharging pipe 5 and a material conveying mechanism 9; the drying device comprises a mounting frame 1, a feeding pipe 2, a discharging pipe 5, a drying cylinder 4, a drying hopper 3 and a drying cylinder, wherein the feeding pipe 2 is fixedly arranged at one end of the mounting frame 1, the discharging pipe 5 is fixedly arranged at the other end of the mounting frame 1, the drying cylinder 4 is rotatably arranged between the feeding pipe 2 and the discharging pipe 5, and the feeding hopper 3 is fixedly arranged on the feeding pipe 2 so as to feed materials into the feeding pipe 2;

the material conveying mechanism 9 comprises a first screw shaft 91, a second screw shaft 92 and a third screw shaft 93; the first screw shaft 91 is rotatably arranged on the inner side of the feeding pipe 2, the third screw shaft 93 is rotatably arranged on the inner side of the discharging pipe 5, and the second screw shaft 92 is fixedly arranged between the first screw shaft 91 and the third screw shaft 93 and is positioned on the inner side of the drying cylinder 4. The first screw shaft 91 is used for guiding the materials in the feeding pipe 2 into the drying cylinder 4, the second screw shaft 92 is used for guiding the materials in the drying cylinder 4 into the discharging pipe 5, and the third screw shaft 93 is used for guiding the materials in the discharging pipe 5 out;

the diameters of the first screw shaft 91 and the third screw shaft 93 are the same, and the diameter of the second screw shaft 92 is larger than that of the first screw shaft 91;

wherein, the outside fixed mounting of discharging pipe 5 has blast pipe 6, and fixed mounting has corresponding discharge valve 7 on the blast pipe 6. The exhaust pipe 6 is used for exhausting the water vapor evaporated inside the drying cylinder 4 and maintaining the dryness inside the drying cylinder 4.

Wherein, the mounting rack 1 is provided with a driving mechanism 8, and the driving mechanism 8 comprises a motor 81, a first gear 82, a second gear 83, a third gear 84 and a fourth gear 85; motor 81 fixed mounting is on mounting bracket 1, and motor 81's output shaft and first screw shaft 91 fixed connection, first gear 82 fixed mounting are on motor 81's output shaft, and second gear 83 rotates and installs on mounting bracket 1, and with first gear 82 meshing, third gear 84 rotates and installs on mounting bracket 1, and with second gear 83 meshing, fourth gear 85 and the coaxial fixed connection of third gear 84.

Wherein the driving mechanism 8 further comprises two rotating sleeves 86 and a gear ring 87; two rotating sleeves 86 are respectively and fixedly installed at two ends of the drying cylinder 4, and a gear ring 87 is fixed on one of the rotating sleeves 86 and meshed with the fourth gear 85.

Wherein, a plurality of heating pipes 41 are fixedly arranged inside the drying cylinder 4, a heat conducting cylinder 42 is arranged outside the heating pipes 41, and the heat conducting cylinder 42 is fixedly arranged inside the drying cylinder 4.

The working principle is as follows: firstly, introducing materials through a feed hopper 3, then starting a motor 81 to enable a first screw shaft 91, a second screw shaft 92 and a third screw shaft 93 to synchronously rotate, wherein the first screw shaft 91 can introduce the materials in a feed pipe 2 into a drying cylinder 4, the second screw shaft 92 can introduce the materials in the drying cylinder 4 into a discharge pipe 5, and the third screw shaft 93 can discharge the materials in the discharge pipe 5;

meanwhile, the motor 81 can drive the first gear 82 to rotate, so that the second gear 83, the third gear 84 and the fourth gear 85 rotate, the gear ring 87 rotates, the rotation direction of the gear ring is opposite to that of the first gear 82, the rotation direction of the drying cylinder 4 is opposite to that of the first screw shaft 91, materials in the drying cylinder 4 are fully stirred, uniform heating can be achieved, and drying efficiency is greatly improved.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A drying equipment for producing medical intermediate is characterized in that: comprises an installation frame (1), a feeding pipe (2), a feeding hopper (3), a drying cylinder (4), a discharging pipe (5) and a material conveying mechanism (9); the feeding pipe (2) is fixedly arranged at one end of the mounting frame (1), the discharging pipe (5) is fixedly arranged at the other end of the mounting frame (1), the drying cylinder (4) is rotatably arranged between the feeding pipe (2) and the discharging pipe (5), and the feeding hopper (3) is fixedly arranged on the feeding pipe (2) to feed materials into the feeding pipe (2);

the material conveying mechanism (9) comprises a first screw shaft (91), a second screw shaft (92) and a third screw shaft (93); the first screw shaft (91) is rotatably arranged on the inner side of the feeding pipe (2), the third screw shaft (93) is rotatably arranged on the inner side of the discharging pipe (5), and the second screw shaft (92) is fixedly arranged between the first screw shaft (91) and the third screw shaft (93) and is positioned on the inner side of the drying cylinder (4);

a driving mechanism (8) is mounted on the mounting rack (1), and the driving mechanism (8) comprises a motor (81), a first gear (82), a second gear (83), a third gear (84), a fourth gear (85), two rotating sleeves (86) and a gear ring (87); the motor (81) is fixedly installed on the installation frame (1), an output shaft of the motor (81) is fixedly connected with the first screw shaft (91), the first gear (82) is fixedly installed on the output shaft of the motor (81), the second gear (83) is rotatably installed on the installation frame (1) and meshed with the first gear (82), the third gear (84) is rotatably installed on the installation frame (1) and meshed with the second gear (83), and the fourth gear (85) is coaxially and fixedly connected with the third gear (84); the two rotating sleeves (86) are respectively and fixedly arranged at two ends of the drying cylinder (4), and the gear ring (87) is fixed on one of the rotating sleeves (86) and meshed with the fourth gear (85).

2. A drying apparatus for producing a pharmaceutical intermediate according to claim 1, wherein: the first screw shaft (91) and the third screw shaft (93) are the same in diameter, and the second screw shaft (92) is larger than the first screw shaft (91).

3. A drying apparatus for producing a pharmaceutical intermediate according to claim 1, wherein: the outer side of the discharge pipe (5) is fixedly provided with an exhaust pipe (6), and the exhaust pipe (6) is fixedly provided with a corresponding exhaust valve (7).