Raw material pretreatment device for dry type granulator

Abstract

The utility model relates to the technical field of medical instruments, in particular to a raw material pretreatment device of a dry type granulator. The utility model provides a raw material pretreatment device for a dry type granulator, which can reduce heat loss in the drying process and ensure the drying efficiency. A raw material pretreatment device of a dry type granulator comprises a drying box, a first rotating door, an air blowing box, a fixing frame, a motor, a placing frame and the like, the first rotating door is rotatably connected to the front side of the drying box, the air blowing box is connected to the lower side of the drying box, the fixing frame is connected to the right side of the drying box, the motor is connected to the fixing frame, and the placing frame is rotatably connected to the interior of the drying box. Water vapor generated in the drying process carries heat to enter the circulating pipeline through the first filter plate, the water vapor is absorbed under the action of the quick lime plate, the remaining heat enters the drying box again through the second filter plate, and the effects of reducing heat loss in the drying process and guaranteeing the drying efficiency can be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of medical equipment, in particular to a raw material pretreatment device for a dry granulator. Background Art

[0002] Sacubitril-valsartan sodium tablets are a compound drug whose main ingredients are sacubitril and valsartan. The drug is mainly used to treat specific cardiovascular diseases. It is usually processed into tablets through a granulator, and the raw materials need to be dried before processing.

[0003] The patent publication number is CN214371442U, which is a drying device for sacubitril-valsartan raw materials. It relates to the technical field of sacubitril-valsartan production, and is designed to solve the problem that materials are easily piled up during the turning process of the existing sacubitril-valsartan raw material drying device, which seriously affects the drying effect. A drying bed is installed inside the drying box, and the drying bed is connected to the drying box through a bearing. An anti-sway cover is installed on the upper end of the drying bed, and the anti-sway cover is connected to the drying bed through a hinge. The lower end of the anti-sway cover and the upper end of the drying bed are both installed with anti-movement springs, and the anti-movement spring is fixedly connected to the anti-movement cover and the drying bed. A pressing mesh is installed at one end of the anti-movement spring, and the pressing mesh is fixedly connected to the anti-movement spring. A limiting shaft is installed on the side of the pressing mesh close to the anti-movement spring, and the limiting shaft is fixedly connected to the pressing mesh, and the limiting shaft is connected to the anti-sway cover and the drying bed through bearings.

[0004] The above device needs to be provided with an air outlet net during the drying process to allow the internal water vapor to escape through the air outlet net. However, the escape of water vapor will cause heat loss, thereby affecting the drying efficiency. Therefore, in view of the above problem, a dry granulator raw material pretreatment device has been developed that can reduce heat loss during the drying process and ensure drying efficiency. Utility Model Content

[0005] In order to overcome the disadvantage that the above device will cause heat loss when water vapor escapes, thereby affecting the drying efficiency, the utility model provides a dry granulator raw material pretreatment device which can reduce heat loss during the drying process and ensure the drying efficiency.

[0006] The technical implementation scheme of the utility model is: a raw material pretreatment device for a dry granulator, including a drying box, a first revolving door, a blowing box, a fixed frame, a motor, a placement frame, a clamping frame, a limit assembly, a first filter plate, a circulation pipeline, a slide rail, a quicklime plate and a second filter plate, the front side of the drying box is rotatably connected to the first revolving door, the lower side of the drying box is connected to the blowing box, the right side of the drying box is connected to the fixed frame, the fixed frame is connected to the motor, the inside of the drying box is rotatably connected to the placement frame, the motor output shaft is connected to the placement frame, the placement frame is rotatably connected to the clamping frame, the clamping frame is connected to the limit assembly, the top of the drying box is connected to the first filter plate, and the lower rear side of the drying box is connected to The second filter plate, a circulation pipe is connected between the first filter plate and the second filter plate, a plurality of slide rails are connected on both sides of the middle part of the circulation pipe, quicklime plates are clamped between the slide rails located in the same horizontal plane, so that the raw materials are placed on the placement rack, and the raw materials are clamped by the clamping rack and the placement rack in cooperation with each other under the action of the limiting component, and then the raw materials are heated and dried by the blow box, and the motor output shaft rotates through the placement rack to drive the raw materials to rotate so that they are evenly heated and dried, and the water vapor generated during the drying process carries heat into the circulation pipe through the first filter plate, and the water vapor is absorbed by the quicklime board, and the remaining heat enters the drying box again through the second filter plate.

[0007] Furthermore, a handle is provided on the first revolving door.

[0008] Furthermore, the limit assembly includes a guide frame, a limit block and a telescopic spring. The guide frame is connected to the upper front side of the clamping frame, and the limit block is slidably connected to the guide frame. A telescopic spring is connected between the limit block and the guide frame. The limit block is pulled forward to slide away from the placement frame, so that the clamping frame is rotated upward to open, and then the raw material is placed on the placement frame. After placement is completed, the clamping frame is rotated downward to close, and under the action of the telescopic spring, the limit block is driven to slide backward to reset, and the clamping frame is locked and limited by the limit block.

[0009] Furthermore, a limit block is provided on the guide frame.

[0010] Furthermore, a second revolving door is also included. The rear side of the middle part of the circulation pipeline is rotatably connected with the second revolving door to facilitate the replacement of the quicklime plate in the circulation pipeline.

[0011] Furthermore, a pulling member is provided on the second revolving door.

[0012] The beneficial effect is: the utility model allows the water vapor generated during the drying process to carry heat through the first filter plate into the circulation pipe, and the water vapor is absorbed under the action of the quicklime plate, and the remaining heat enters the drying box again through the second filter plate, which can reduce heat loss during the drying process and ensure the drying efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0014] Figure 2 It is a schematic diagram of the first three-dimensional structure of the cross section of the utility model.

[0015] Figure 3 This is a schematic diagram of the second three-dimensional structure of the utility model.

[0016] Figure 4 It is a schematic diagram of the cross-sectional three-dimensional structure of the clamping mechanism of the utility model.

[0017] Figure numbers: 1_drying box, 101_first revolving door, 2_blowing box, 3_fixed frame, 4_motor, 5_placing frame, 6_clamping frame, 7_guide frame, 8_limiting block, 9_telescopic spring, 10_first filter plate, 11_circulating pipe, 12_second revolving door, 13_slide rail, 14_quicklime board, 15_second filter plate. DETAILED DESCRIPTION

[0018] The technical solution of the utility model is further described below in conjunction with the accompanying drawings.

[0019] A dry granulator raw material pretreatment device, such as Figure 1-Figure 4 As shown, it includes a drying box 1, a first revolving door 101, a blowing box 2, a fixed frame 3, a motor 4, a placement frame 5, a clamping frame 6, a limiting component, a first filter plate 10, a circulation pipeline 11, a second revolving door 12, a slide rail 13, a quicklime plate 14 and a second filter plate 15. The front side of the drying box 1 is rotatably connected to the first revolving door 101, the lower side of the drying box 1 is connected to the blowing box 2, the right side of the drying box 1 is connected to the fixed frame 3, the fixed frame 3 is connected to the motor 4, the inside of the drying box 1 is rotatably connected to the placement frame 5, the output shaft of the motor 4 is connected to the placement frame 5, the placement frame 5 is rotatably connected to the clamping frame 6, and the clamping frame 6 is connected to the limiting component The limiting assembly includes a guide frame 7, a limiting block 8 and a telescopic spring 9. The guide frame 7 is connected to the upper front side of the clamping frame 6. The limiting block 8 is slidably connected to the guide frame 7. A telescopic spring 9 is connected between the limiting block 8 and the guide frame 7. A first filter plate 10 is connected to the top of the drying box 1, and a second filter plate 15 is connected to the lower rear side of the drying box 1. A circulation pipe 11 is connected between the first filter plate 10 and the second filter plate 15. A second revolving door 12 is rotatably connected to the rear side of the middle part of the circulation pipe 11. Three slide rails 13 are connected to the left and right sides of the middle part of the circulation pipe 11, and quicklime plates 14 are clamped between the slide rails 13 located on the same horizontal plane.

[0020] When the utility model is in use, it is first necessary to place the utility model in the operating area, then rotate and open the first revolving door 101, then pull the limiting block 8 to slide forward away from the placement rack 5, so that the clamping frame 6 is rotated upward and opened, and then the raw material is placed on the placement rack 5. After the placement is completed, the clamping frame 6 is rotated downward and closed, and then the limiting block 8 is released. Under the action of the telescopic spring 9, the limiting block 8 is driven to slide backward and reset, and the clamping frame 6 is locked and limited by the limiting block 8, so that the clamping frame 6 and the placement rack 5 cooperate with each other to clamp the raw material. After the raw material is placed, the first revolving door 101 is closed, and the electric The machine 4 heats and dries the raw materials through the blow box 2. The output shaft of the motor 4 rotates and drives the raw materials to rotate through the placement rack 5 so that they are evenly heated and dried. The water vapor generated in the drying process carries heat through the first filter plate 10 into the circulation pipe 11, and the water vapor is absorbed by the quicklime board 14. The remaining heat enters the drying box 1 again through the second filter plate 15, thereby reducing heat loss. The second revolving door 12 can also be rotated to open, which can facilitate the replacement of the quicklime board 14 in the circulation pipe 11. After the drying work is completed, the motor 4 is turned off. Finally, the above operation is repeated to take out the dried raw materials.

[0021] It should be understood that the above description is only for exemplary purposes and is not intended to limit the present invention. Those skilled in the art will understand that variations of the present invention will be included within the scope of the claims herein.

Claims

1. A dry granulator raw material pretreatment device, characterized in that: The invention comprises a drying box (1), a first revolving door (101), a blow box (2), a fixed frame (3), a motor (4), a placing frame (5), a clamping frame (6), a limiting component, a first filter plate (10), a circulation pipeline (11), a slide rail (13), a quicklime plate (14) and a second filter plate (15); the front side of the drying box (1) is rotatably connected to the first revolving door (101); the lower side of the drying box (1) is connected to the blow box (2); the right side of the drying box (1) is connected to the fixed frame (3); the fixed frame (3) is connected to the motor (4); the interior of the drying box (1) is rotatably connected to the first revolving door (101); A placing frame (5) is provided, the output shaft of the motor (4) is connected to the placing frame (5), a clamping frame (6) is rotatably connected to the placing frame (5), a limiting assembly is connected to the clamping frame (6), a first filter plate (10) is connected to the top of the drying box (1), a second filter plate (15) is connected to the lower rear side of the drying box (1), a circulation pipeline (11) is connected between the first filter plate (10) and the second filter plate (15), a plurality of slide rails (13) are connected to the left and right sides of the middle of the circulation pipeline (11), and quicklime plates (14) are clamped between the slide rails (13) located on the same horizontal plane.

2. A dry granulator raw material pretreatment device according to claim 1, characterized in that: The first revolving door (101) is provided with a handle.

3. A dry granulator raw material pretreatment device according to claim 2, characterized in that: The limiting assembly comprises a guide frame (7), a limiting block (8) and a telescopic spring (9); the guide frame (7) is connected to the upper front side of the clamping frame (6); the limiting block (8) is slidably connected to the guide frame (7); and the telescopic spring (9) is connected between the limiting block (8) and the guide frame (7).

4. A dry granulator raw material pretreatment device according to claim 3, characterized in that: A limit block is provided on the guide frame (7).

5. A dry granulator raw material pretreatment device according to claim 4, characterized in that: It also includes a second revolving door (12), and the rear side of the middle part of the circulation pipeline (11) is rotatably connected to the second revolving door (12).

6. A dry granulator raw material pretreatment device according to claim 5, characterized in that: The second revolving door (12) is provided with a pulling member.

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