Screening equipment for sitagliptin phosphate tablet production

Abstract

The utility model relates to the technical field of medicine production, in particular to screening equipment for producing sitagliptin phosphate tablets, which comprises a device box, a screening cylinder, a raking mechanism, a driving mechanism and a feeding hopper, the screening barrel is rotationally arranged in the device box, and one end of the screening barrel extends out of the device box; the material raking mechanism is rotationally arranged in the device box, and one end of the material raking mechanism extends into the screening barrel; the driving mechanism is arranged on the device box, and the output end of the driving mechanism is in transmission connection with the screening barrel and the raking mechanism; the feeding hopper is installed on the device box, and the discharging end of the feeding hopper extends into the screening barrel through the raking mechanism. According to the tablet screening device, the driving mechanism, the screening barrel and the raking mechanism are arranged in a matched mode, the driving mechanism drives the screening barrel and the raking mechanism to rotate, the tablet screening speed can be increased, bonded tablets can be separated, the possibility that the tablets are accumulated in the screening barrel is effectively reduced, and then the workload of operators is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of pharmaceutical production, in particular to screening equipment for the production of sitagliptin phosphate tablets. Background Art

[0002] Sitagliptin phosphate tablets are a hypoglycemic drug that effectively controls blood sugar by increasing the level of active incretin hormones, increasing insulin release in a glucose-dependent manner, and reducing glucagon levels.

[0003] Patent authorization announcement number CN 220786302 U discloses a drug packaging device, specifically relating to the technical field of drug production equipment, including a base, a support plate fixedly installed on the top of the base, a device box fixedly installed on the upper end of the front of the support plate, a feed funnel fixedly connected to the top of the device box, a receiving hopper fixedly installed at the bottom end of the device box, a discharge pipe fixedly installed at the bottom of the receiving hopper, the bottom end of the discharge pipe extends to the outside after passing through the bottom wall of the device box, a discharge valve is provided on the discharge pipe, and a screening assembly is provided in the center of the device box. The utility model starts the motor, the motor drives the inner ring gear to rotate, the inner ring gear is meshed with the gear, and the gear rotates through the rotation of the inner ring gear, and the rotating screen drum fixedly connected to the gear rotates around the inner ring gear, which can vibrate and screen the tablets in the rotating screen drum, and the scattered tablets fall through the through holes opened on the surface of the rotating screen drum.

[0004] However, the above technical solution has the following shortcomings: it is difficult to separate the tablets that are stuck together by simply screening the medicines with a sieve drum. After the equipment has been used for a period of time, the tablets that have not been separated tend to accumulate in the sieve drum, which not only requires the operator to manually clean the sieve drum, but also affects the screening efficiency of the sieve drum. Utility Model Content

[0005] The utility model aims to solve the problems existing in the background technology and proposes a screening device for the production of sitagliptin phosphate tablets.

[0006] The technical solution of the utility model is a screening device for the production of sitagliptin phosphate tablets, comprising:

[0007] Device box;

[0008] A screening drum is rotatably arranged in a device box, and one end of the screening drum extends outside the device box;

[0009] A raking mechanism is rotatably arranged in the device box, and one end of the raking mechanism extends into the screening cylinder;

[0010] A driving mechanism is provided on the device box, wherein the output end of the driving mechanism is in transmission connection with the screening drum and the rake mechanism;

[0011] The feed hopper is installed on the device box, and the discharge end of the feed hopper extends into the screening cylinder through a rake mechanism.

[0012] Preferably, a supporting orifice plate is connected in the device box, and the screening drum is rotatably connected to the supporting orifice plate.

[0013] Preferably, the raking mechanism includes a mounting cylinder and a raking rod, the mounting cylinder is arranged in the device box, one end of the mounting cylinder is rotatably connected to the device box, the other end of the mounting cylinder extends into the screening cylinder and is rotatably connected to the screening cylinder, and a plurality of raking rods are provided, and the plurality of raking rods are all arranged in the screening cylinder, and one end of the raking rod is connected to the mounting cylinder.

[0014] Preferably, the plurality of rake bars are equidistantly distributed along the circumference of the mounting cylinder, and the distance between the rake bars and the screening cylinder is greater than the thickness of one tablet and less than the thickness of two tablets.

[0015] Preferably, the driving mechanism includes a driving motor, a driving rod, a driving gear, a driving ring gear and a transmission assembly; the driving motor is connected to the device box, the driving rod is transmission-connected to the output end of the driving motor, the driving gear is connected to the driving rod, the driving ring gear is connected to the screening cylinder, the driving gear and the driving ring gear are engaged with each other, one end of the transmission assembly is transmission-connected to the driving rod, and the other end of the transmission assembly is transmission-connected to the mounting cylinder.

[0016] Preferably, the transmission assembly includes a first transmission wheel, a second transmission wheel and a transmission belt; the first transmission wheel is connected to the driving rod, the second transmission wheel is connected to the mounting cylinder, and the transmission belt is in transmission connection with the first transmission wheel and the second transmission wheel.

[0017] Preferably, one end of the screening drum located outside the device box is rotatably connected to a sealing cover.

[0018] Preferably, a receiving hopper is provided in the device box, the receiving hopper is located directly below the screening drum, the receiving hopper is connected to a discharge pipe, and one end of the discharge pipe extends to the outside of the device box.

[0019] Preferably, an operation panel is provided on one side of the device box, and operation buttons are provided on the operation panel.

[0020] Preferably, support legs are provided at the four corners of the bottom of the device box.

[0021] Compared with the prior art, the above technical solution of the present invention has the following beneficial technical effects:

[0022] The utility model realizes the coordinated arrangement among the driving mechanism, the screening drum and the raking mechanism, wherein the driving mechanism drives the screening drum and the raking mechanism to rotate, which can not only improve the screening speed of the tablets, but also separate the tablets stuck together, effectively reducing the possibility of the tablets piling up in the screening drum, thereby reducing the workload of the operator. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 A perspective view of an embodiment of the present invention;

[0024] Figure 2 A stereoscopic diagram of a second viewing angle in an embodiment of the present invention;

[0025] Figure 3 A cross-sectional view of an embodiment of the present invention;

[0026] Figure 4 A three-dimensional diagram of a screening drum in one embodiment of the present invention;

[0027] Figure 5 This is a three-dimensional diagram of a driving mechanism in an embodiment of the present invention;

[0028] Figure 6 This is a cross-sectional view of a feed hopper in an embodiment of the present invention;

[0029] Figure 7 This is a three-dimensional diagram of a supporting orifice plate in an embodiment of the present invention.

[0030] Figure numerals: 1. Device box; 2. Screening cylinder; 3. Rake mechanism; 31. Mounting cylinder; 32. Rake rod; 4. Driving mechanism; 41. Driving motor; 42. Driving rod; 43. Driving gear; 44. Transmission assembly; 441. First transmission wheel; 442. Second transmission wheel; 443. Transmission belt; 45. Drive gear ring; 5. Feed hopper; 6. Support orifice plate; 7. Sealing cover; 8. Receiving hopper; 9. Discharge pipe; 10. Operation panel; 11. Support leg. DETAILED DESCRIPTION

[0031] Example 1

[0032] like Figure 1-7 As shown, the present invention proposes a screening device for the production of sitagliptin phosphate tablets, comprising a device box 1, a screening drum 2, a rake mechanism 3, a drive mechanism 4 and a feed hopper 5;

[0033] An operation panel 10 is provided on one side of the device box 1, and operation buttons are provided on the operation panel 10. Support legs 11 are provided at the four corners of the bottom of the device box 1;

[0034] The sieve drum 2 is rotatably disposed in the device box 1, with one end of the sieve drum 2 extending outside the device box 1. A support orifice plate 6 is fixedly connected to the device box 1. The sieve drum 2 passes through the support orifice plate 6 and is rotatably connected to the support orifice plate 6. A sealing cover 7 is rotatably connected to one end of the sieve drum 2 located outside the device box 1.

[0035] The raking mechanism 3 is rotatably arranged in the device box 1, and one end of the raking mechanism 3 extends into the screening drum 2;

[0036] The driving mechanism 4 is arranged on the device box 1, and the output end of the driving mechanism 4 is transmission-connected with the screening drum 2 and the rake mechanism 3;

[0037] The feed hopper 5 is installed on the device box 1, and the discharge end of the feed hopper 5 extends into the screening drum 2 through the rake mechanism 3;

[0038] A receiving hopper 8 is provided in the device box 1 , and the receiving hopper 8 is located directly below the screening drum 2 . The receiving hopper 8 is connected to a discharge pipe 9 , and one end of the discharge pipe 9 extends to the outside of the device box 1 .

[0039] Example 2

[0040] like Figure 2-5 As shown, the present invention proposes a screening device for the production of sitagliptin phosphate tablets. Compared with Example 1, this embodiment further specifically discloses the structure of a rake mechanism 3; the rake mechanism 3 includes a mounting cylinder 31 and a rake rod 32, the mounting cylinder 31 is arranged in the device box 1, one end of the mounting cylinder 31 is rotatably connected to the inner wall of the device box 1, and the other end of the mounting cylinder 31 extends into the screening cylinder 2 and is rotatably connected to the screening cylinder 2, a plurality of rake rods 32 are provided, and the plurality of rake rods 32 are all arranged in the screening cylinder 2, one end of the rake rod 32 is fixedly connected to the mounting cylinder 31, and the plurality of rake rods 32 are equidistantly distributed along the circumference of the mounting cylinder 31, and the distance between the rake rod 32 and the screening cylinder 2 is greater than the thickness of one tablet and less than the thickness of two tablets.

[0041] Example 3

[0042] like Figure 1-5 As shown, the present invention proposes a screening device for the production of sitagliptin phosphate tablets. Compared with the second embodiment, the present embodiment further specifically discloses the structure of the drive mechanism 4; the drive mechanism 4 includes a drive motor 41, a drive rod 42, a drive gear 43, a drive ring gear 45 and a transmission assembly 44; the drive motor 41 is a variable frequency motor, which is electrically connected to the power supply and control system through a wire, the drive motor 41 is connected to the device box 1, the drive rod 42 is transmission-connected to the output end of the drive motor 41, and the drive gear 43 is fixedly connected to the drive rod 42 The driving ring gear 45 is fixedly connected to the screening drum 2, the driving gear 43 and the driving ring gear 45 are meshed with each other, one end of the transmission assembly 44 is transmission-connected to the driving rod 42, and the other end of the transmission assembly 44 is transmission-connected to the mounting drum 31. The transmission assembly 44 includes a first transmission wheel 441, a second transmission wheel 442 and a transmission belt 443; the first transmission wheel 441 is fixedly connected to the driving rod 42, the second transmission wheel 442 is fixedly connected to the mounting drum 31, and the transmission belt 443 is transmission-connected to the first transmission wheel 441 and the second transmission wheel 442.

[0043] The tablets to be screened are poured into the screening drum 2 through the feed hopper 5, and the drive motor 41 is turned on through the operation panel 10. The drive motor 41 drives the drive gear 43 and the first transmission wheel 441 to rotate together through the drive rod 42. The rotation of the drive gear 43 drives the drive ring gear 45 and the screening drum 2 to rotate together through the meshing action. During the rotation of the screening drum 2, the tablets fall from the holes of the screening drum 2 and are discharged from the device box 1 through the receiving hopper 8 and the discharge pipe 9. The rotation of the first transmission wheel 441 drives the second transmission wheel 442 and the mounting drum 31 to rotate together through the transmission belt 443. The rotation of the mounting drum 31 drives the rake rod 32 to rotate. The rake rod 32 rotates and cooperates with the screening drum 2 to separate the tablets stuck together, making it convenient for the tablets to pass through the screening drum 2.

[0044] The embodiments of the present invention are described in detail above with reference to the accompanying drawings, but the present invention is not limited thereto. Various changes can be made within the knowledge scope of those skilled in the art without departing from the purpose of the present invention.

Claims

1. A screening device for the production of sitagliptin phosphate tablets, characterized in that: include: Device box (1); A screening drum (2) is rotatably arranged in the device box (1), and one end of the screening drum (2) extends outside the device box (1); A raking mechanism (3) is rotatably arranged in the device box (1), and one end of the raking mechanism (3) extends into the screening drum (2); A driving mechanism (4) is arranged on the device box (1), and an output end of the driving mechanism (4) is in transmission connection with the screening drum (2) and the rake mechanism (3); A feed hopper (5) is mounted on the device box (1), and a discharge end of the feed hopper (5) extends into the screening drum (2) through a rake mechanism (3).

2. A screening device for producing sitagliptin phosphate tablets according to claim 1, characterized in that: A supporting orifice plate (6) is connected inside the device box (1), and the screening drum (2) is rotatably connected to the supporting orifice plate (6).

3. A screening device for the production of sitagliptin phosphate tablets according to claim 1, characterized in that: The raking mechanism (3) comprises a mounting cylinder (31) and a raking rod (32). The mounting cylinder (31) is arranged in the device box (1). One end of the mounting cylinder (31) is rotatably connected to the device box (1). The other end of the mounting cylinder (31) extends into the screening cylinder (2) and is rotatably connected to the screening cylinder (2). A plurality of raking rods (32) are provided. The plurality of raking rods (32) are all arranged in the screening cylinder (2). One end of the raking rod (32) is connected to the mounting cylinder (31).

4. A screening device for producing sitagliptin phosphate tablets according to claim 3, characterized in that: A plurality of rake rods (32) are distributed equidistantly along the circumference of the mounting cylinder (31), and the distance between the rake rods (32) and the screening cylinder (2) is greater than the thickness of one tablet and less than the thickness of two tablets.

5. A screening device for producing sitagliptin phosphate tablets according to claim 3, characterized in that: The driving mechanism (4) comprises a driving motor (41), a driving rod (42), a driving gear (43), a driving ring gear (45) and a transmission assembly (44); the driving motor (41) is connected to the device box (1), the driving rod (42) is transmission-connected to the output end of the driving motor (41), the driving gear (43) is connected to the driving rod (42), the driving ring gear (45) is connected to the screening drum (2), the driving gear (43) and the driving ring gear (45) are meshed with each other, one end of the transmission assembly (44) is transmission-connected to the driving rod (42), and the other end of the transmission assembly (44) is transmission-connected to the mounting drum (31).

6. A screening device for the production of sitagliptin phosphate tablets according to claim 5, characterized in that: The transmission assembly (44) includes a first transmission wheel (441), a second transmission wheel (442) and a transmission belt (443); the first transmission wheel (441) is connected to the driving rod (42), the second transmission wheel (442) is connected to the mounting cylinder (31), and the transmission belt (443) is transmission-connected to the first transmission wheel (441) and the second transmission wheel (442).

7. A screening device for producing sitagliptin phosphate tablets according to claim 1, characterized in that: One end of the screening drum (2) located outside the device box (1) is rotatably connected to a sealing cover (7).

8. The screening equipment for producing sitagliptin phosphate tablets according to claim 1, characterized in that: A receiving hopper (8) is provided in the device box (1), and the receiving hopper (8) is located directly below the screening drum (2). The receiving hopper (8) is connected to a discharge pipe (9), and one end of the discharge pipe (9) extends to the outside of the device box (1).

9. The screening equipment for producing sitagliptin phosphate tablets according to claim 1, characterized in that: An operation panel (10) is provided on one side of the device box (1), and operation buttons are provided on the operation panel (10).

10. The screening equipment for producing sitagliptin phosphate tablets according to claim 1, characterized in that: Support legs (11) are provided at the four corners of the bottom of the device box (1).

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