Medical intermediate drying equipment

Abstract

The utility model discloses medical intermediate drying equipment, which belongs to the technical field of medical intermediate production and comprises a drying cylinder, a stirring mechanism is mounted on the side edge of the drying cylinder, a feed port is mounted on one side of the upper end of the drying cylinder, a hot air circulation secondary utilization component is mounted on the other side of the upper end of the drying cylinder, and a bracket is mounted at the lower end of the drying cylinder. According to the drying device, the hot air circulation secondary utilization assembly is arranged, and hot air generated by heating of the heating plate in the drying cylinder can be conveniently pumped out through the hot air circulation secondary utilization assembly; the drying agent in the drying box is used for drying moisture in the hot air and then discharging the hot air into the drying cylinder, so that the rapid drying effect on the medical intermediate raw materials is improved, meanwhile, the assembly can avoid the problem that the hot air in the drying cylinder is discharged through other outlets, and the drying efficiency is improved. Therefore, the drying effect of the drying cylinder on the medical intermediate raw materials is affected.

Description

Technical Field

[0001] The utility model belongs to the technical field of pharmaceutical intermediate production, and specifically relates to pharmaceutical intermediate drying equipment. Background Art

[0002] Pharmaceutical intermediates are some chemical raw materials or chemical products used in the pharmaceutical synthesis process. Pharmaceutical intermediates need to be dried during the production process.

[0003] Chinese patent application No. 202222197899.3 discloses a pharmaceutical intermediate drying device, including a drying cylinder, one end of which is provided with a stirring mechanism, the other end of which is connected to a discharge port, a circulation component is provided between the discharge port and the drying cylinder, and a feeding mechanism is connected to the top of the drying cylinder; the utility model is provided with a circulation component, and during the drying process, the sealing cover can prevent the heat inside the drying cylinder from diffusing to the surrounding environment through the discharge port, thereby avoiding waste of heat resources, and the hot air entering the discharge port enters the dehumidification cylinder through the air outlet pipe, and the desiccant inside the mesh cylinder can absorb the moisture contained in the hot air entering the dehumidification cylinder. The hot air after dehumidification enters the drying cylinder through the circulation pipe, and participates in the drying operation of the raw materials again, thereby reusing the heat resources and avoiding waste of heat resources.

[0004] Although the above-mentioned patent realizes the drying process of the pharmaceutical intermediate production process, the recycling structure of the internal hot air cannot ensure that the hot air is released from the discharge port. Since a dust-proof net is provided at the upper end of the drying cylinder, the hot air will leak through the dust-proof net, thereby reducing the drying efficiency of the drying cylinder; the drying equipment provided cannot limit the pulley at the bottom, resulting in the vibration generated by the equipment during operation, which will cause the equipment to slide relative to the ground. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the utility model provides a pharmaceutical intermediate drying device, which has the characteristics of being convenient for dehumidifying the hot air generated by heating inside the drying cylinder and then reusing it, and being convenient for limiting the pulley.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pharmaceutical intermediate drying device, comprising a drying cylinder, a stirring mechanism is installed on the side of the drying cylinder, a feed port is installed on one side of the upper end of the drying cylinder, a hot air circulation secondary utilization component is installed on the other side of the upper end of the drying cylinder, a bracket is installed on the lower end of the drying cylinder, a support rod is installed on the lower end of the bracket, and a moving component is installed on the lower end of the support rod.

[0007] Preferably, the hot air circulation secondary utilization component includes an air inlet pipe, an exhaust pipe, an exhaust fan, a mounting plate, a mounting rod, a connecting pipe, a drying box and an air suction hood, wherein a mounting rod is installed on the other side of the drying cylinder, a mounting plate is installed on the other end of the mounting rod, an exhaust fan is installed on the side of the mounting plate, the lower end of the exhaust fan is fixedly connected to the drying cylinder through the exhaust pipe, the other end of the exhaust pipe is located inside the drying cylinder and an air suction hood is installed, a connecting pipe is installed on the upper end of the exhaust fan, a drying box fixedly connected to the connecting pipe is installed on the side of the upper end of the drying cylinder, and an air inlet pipe fixedly connected to the drying cylinder is installed on the side of the drying box.

[0008] Preferably, a filter screen is installed on the side of the suction hood.

[0009] Preferably, the moving assembly includes a screw rod, a turning handle, a base plate, a pulley and a support plate, wherein the base plate is installed at the lower end of the support rod, the screw rod is installed on the side of the base plate through a threaded connection, the turning handle is installed on the upper end of the screw rod, the lower end of the screw rod is rotatably connected to the support plate through a bearing, and a pulley is installed on the side of the lower end of the base plate.

[0010] Preferably, the moving assembly further comprises a limiting rod and a limiting block, wherein a limiting rod slidably connected to the bottom plate is mounted on the other side of the upper end of the support plate, and a limiting block is mounted on the upper end of the limiting rod.

[0011] Preferably, an anti-slip pad is installed on the lower end surface of the support plate.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model is provided with a hot air circulation secondary utilization component, which can facilitate the extraction of hot air generated by the heating plate inside the drying cylinder, and then the moisture in the hot air is dried by the desiccant inside the drying box and then discharged into the interior of the drying cylinder again, so as to improve the effect of rapid drying of pharmaceutical intermediate raw materials. At the same time, the component can avoid the problem of hot air in the drying cylinder being discharged through other outlets, thereby affecting the drying effect of the drying cylinder for the pharmaceutical intermediate raw materials.

[0014] 2. The utility model is provided with a moving component, which can not only realize the movement of the drying equipment, but also drive the support plate to contact the ground by turning the handle to increase the contact area between the bottom plate and the ground, thereby avoiding the problem of relative sliding between the drying equipment and the ground when in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of the utility model;

[0016] Figure 2 It is a three-dimensional diagram of the hot gas circulation secondary utilization component of the utility model;

[0017] Figure 3 A three-dimensional diagram of the position of the suction hood of the utility model;

[0018] Figure 4 It is a three-dimensional diagram of the mobile assembly of the utility model;

[0019] In the figure: 1. drying cylinder; 2. feed inlet; 3. stirring mechanism; 4. moving assembly; 41. screw; 42. handle; 43. bottom plate; 44. limit rod; 45. limit block; 46. pulley; 47. support plate; 48. anti-slip mat; 5. support rod; 6. bracket; 7. hot air circulation secondary utilization assembly; 71. air inlet pipe; 72. exhaust pipe; 73. exhaust fan; 74. mounting plate; 75. mounting rod; 76. connecting pipe; 77. drying box; 78. filter; 79. suction hood. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] Example 1

[0022] See also Figure 1-4 The utility model provides the following technical solutions: a pharmaceutical intermediate drying device, comprising a drying cylinder 1, a stirring mechanism 3 is installed on the side of the drying cylinder 1, a feed port 2 is installed on one side of the upper end of the drying cylinder 1, a hot air circulation secondary utilization component 7 is installed on the other side of the upper end of the drying cylinder 1, a bracket 6 is installed at the lower end of the drying cylinder 1, a support rod 5 is installed at the lower end of the bracket 6, and a moving component 4 is installed at the lower end of the support rod 5.

[0023] Specifically, the hot air circulation secondary utilization component 7 includes an air inlet pipe 71, an air exhaust pipe 72, an exhaust fan 73, a mounting plate 74, a mounting rod 75, a connecting pipe 76, a drying box 77 and an air suction hood 79, wherein a mounting rod 75 is installed on the other side of the drying cylinder 1, a mounting plate 74 is installed on the other end of the mounting rod 75, an exhaust fan 73 is installed on the side of the mounting plate 74, the lower end of the exhaust fan 73 is fixedly connected to the drying cylinder 1 through the air exhaust pipe 72, the other end of the air exhaust pipe 72 is located inside the drying cylinder 1 and an air suction hood 79 is installed, a connecting pipe 76 is installed on the upper end of the exhaust fan 73, a drying box 77 fixedly connected to the connecting pipe 76 is installed on the upper end side of the drying cylinder 1, and an air inlet pipe 71 fixedly connected to the drying cylinder 1 is installed on the side of the drying box 77.

[0024] By adopting the above technical solution, the hot air generated by heating the drying cylinder 1 can be dried and reused again.

[0025] Specifically, a filter screen 78 is installed on the side of the air hood 79.

[0026] By adopting the above technical solution, it is possible to prevent the suction hood 79 from sucking out the raw materials.

[0027] When the present embodiment is used, the pharmaceutical intermediate raw material is first poured into the interior of the drying cylinder 1 through the feed port 2, the stirring mechanism 3 is turned on to stir the pharmaceutical intermediate raw material, and the heating plate is turned on to heat the drying cylinder 1 so as to dry the pharmaceutical intermediate raw material. At this time, the exhaust fan 73 is turned on, and the exhaust fan 73 extracts the hot air generated inside the drying cylinder 1 through the suction hood 79, and transports the hot air to the interior of the drying box 77 through the exhaust pipe 72 and the connecting pipe 76. The moisture in the hot air is absorbed by the desiccant inside the drying box 77, and the dried hot air is then injected into the interior of the drying cylinder 1 through the air inlet pipe 71, so as to reuse the hot air for a second time, thereby improving the drying effect of the pharmaceutical intermediate raw material;

[0028] Example 2

[0029] The difference between this embodiment and the embodiment 1 is that the moving assembly 4 includes a screw rod 41, a turning handle 42, a bottom plate 43, a pulley 46 and a support plate 47, wherein the bottom plate 43 is installed at the lower end of the support rod 5, the screw rod 41 is installed on the side of the bottom plate 43 through a threaded connection, the turning handle 42 is installed on the upper end of the screw rod 41, the support plate 47 is installed on the lower end of the screw rod 41 through a bearing rotation connection, and the pulley 46 is installed on the side of the lower end of the bottom plate 43.

[0030] By adopting the above technical solution, the drying equipment can be moved and the pulley 46 can be limited at the same time.

[0031] Specifically, the moving assembly 4 further includes a limiting rod 44 and a limiting block 45, wherein the limiting rod 44 slidably connected to the bottom plate 43 is installed on the other side of the upper end of the support plate 47, and the limiting block 45 is installed on the upper end of the limiting rod 44.

[0032] By adopting the above technical solution, the stability of the support plate 47 during the lifting and lowering process can be improved.

[0033] Specifically, an anti-skid pad 48 is installed on the lower surface of the support plate 47.

[0034] By adopting the above technical solution, the friction between the support plate 47 and the ground can be increased.

[0035] When the present embodiment is in use, by installing a pulley 46 at the lower end of the base plate 43, the drying equipment can be easily moved. When the drying equipment is in use, the handle 42 is turned, and the rotation of the handle 42 drives the screw 41 to rotate, and the rotation of the screw 41 drives the support plate 47 to descend to contact the ground, thereby increasing the contact area between the base plate 43 and the ground, so as to limit the pulley 46 and avoid relative sliding between the drying equipment and the ground. By installing a limit rod 44 slidably connected to the base plate 43 on the other side of the upper end of the support plate 47, and installing a limit block 45 on the upper end of the limit rod 44, the stability of the support plate 47 during the lifting and lowering process can be improved. By installing an anti-skid pad 48 on the lower end surface of the support plate 47, the friction between the support plate 47 and the ground can be increased.

[0036] The structure and use principle of the heating plate, drying cylinder 1 and stirring mechanism 3 in the utility model have been disclosed in a pharmaceutical intermediate drying device disclosed in Chinese patent application No. 202222197899.3, and its working principle is to stir the pharmaceutical intermediate raw materials inside the drying cylinder 1 through the stirring mechanism 3, and then cooperate with the heating plate inside the drying cylinder 1 to realize the rapid drying of the pharmaceutical intermediate raw materials.

[0037] Working principle and use process of the utility model: When the utility model is used, the pharmaceutical intermediate raw material is first poured into the interior of the drying cylinder 1 through the feed port 2, the stirring mechanism 3 is turned on to stir the pharmaceutical intermediate raw material, and the heating plate is turned on to heat the drying cylinder 1 so as to dry the pharmaceutical intermediate raw material. At this time, the exhaust fan 73 is turned on, and the exhaust fan 73 extracts the hot air generated in the drying cylinder 1 through the suction hood 79, and transports the hot air to the interior of the drying box 77 through the exhaust pipe 72 and the connecting pipe 76. The moisture in the hot air is absorbed by the desiccant in the drying box 77, and the dried hot air is then injected into the interior of the drying cylinder 1 through the air inlet pipe 71, so as to reuse the hot air for a second time and improve the drying efficiency of the pharmaceutical intermediate raw material. The drying effect is improved by installing a pulley 46 at the lower end of the bottom plate 43, and the drying equipment can be easily moved. When the drying equipment is in use, the handle 42 is turned, and the rotation of the handle 42 drives the screw 41 to rotate, and the rotation of the screw 41 drives the support plate 47 to descend to contact the ground, thereby increasing the contact area between the bottom plate 43 and the ground, so as to limit the pulley 46 and avoid relative sliding of the drying equipment and the ground. A limit rod 44 is installed on the other side of the upper end of the support plate 47 in a sliding connection with the bottom plate 43, and a limit block 45 is installed on the upper end of the limit rod 44, so as to improve the stability of the support plate 47 during the lifting and lowering process. An anti-skid pad 48 is installed on the lower end surface of the support plate 47, so as to increase the friction between the support plate 47 and the ground.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pharmaceutical intermediate drying device, comprising a drying cylinder, characterized in that: The side of the drying cylinder is provided with a stirring mechanism, one side of the upper end of the drying cylinder is provided with a feed port, the other side of the upper end of the drying cylinder is provided with a hot air circulation secondary utilization component, the lower end of the drying cylinder is provided with a bracket, the lower end of the bracket is provided with a support rod, and the lower end of the support rod is provided with a moving component; The hot air circulation secondary utilization component comprises an air inlet pipe, an air exhaust pipe, an exhaust fan, a mounting plate, a mounting rod, a connecting pipe, a drying box and an air suction hood, wherein a mounting rod is mounted on the other side of the drying cylinder, a mounting plate is mounted on the other end of the mounting rod, an exhaust fan is mounted on the side of the mounting plate, the lower end of the exhaust fan is fixedly connected to the drying cylinder through an air exhaust pipe, the other end of the air exhaust pipe is located inside the drying cylinder and an air suction hood is mounted, a connecting pipe is mounted on the upper end of the exhaust fan, a drying box fixedly connected to the connecting pipe is mounted on the side of the upper end of the drying cylinder, and an air inlet pipe fixedly connected to the drying cylinder is mounted on the side of the drying box; The moving assembly includes a screw rod, a turning handle, a base plate, a pulley and a support plate, wherein the base plate is installed at the lower end of the support rod, the screw rod is installed on the side of the base plate in a threaded connection, the turning handle is installed on the upper end of the screw rod, the lower end of the screw rod is rotatably connected to the support plate through a bearing, and the pulley is installed on the side of the lower end of the base plate.

2. A pharmaceutical intermediate drying device according to claim 1, characterized in that: A filter screen is installed on the side of the suction hood.

3. The pharmaceutical intermediate drying device according to claim 1, characterized in that: The moving assembly further comprises a limiting rod and a limiting block, wherein a limiting rod slidably connected to the bottom plate is installed on the other side of the upper end of the support plate, and a limiting block is installed on the upper end of the limiting rod.

4. The pharmaceutical intermediate drying device according to claim 1, characterized in that: An anti-skid pad is installed on the lower end surface of the support plate.

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