Crushing device

Abstract

The utility model discloses a crushing device, which belongs to the technical field of medical equipment and is characterized in that one side of a feeding cylinder is fixedly connected with a connecting block, the upper surface of the feeding cylinder is communicated with a blanking hopper, the upper surface of the blanking hopper is communicated with an air pipe, the upper surface of the air pipe is provided with a blanking port, and the upper surface of the blanking port is provided with an air outlet. The upper surface of the connecting block is fixedly connected with a driving motor; according to the utility model, the driving motor is arranged, the first belt pulley is driven to rotate through the rotation of the rotating rod under the power output of the driving motor, the first belt pulley drives the second belt pulley 94 to rotate through the transmission belt, and the second belt pulley drives the blowing fan in the blowing frame to blow and rotate through the ejector rod; when large materials are put into the feeding barrel from the discharging opening in the top of the feeding barrel, the large materials can be blown by the blowing fan firstly, so that dust on the surfaces of the falling materials is blown to the other end of the feeding barrel to be collected, too much dust cannot appear at the discharging opening, and therefore it is helpful to guarantee air cleanliness and human health.

Description

Technical Field

[0001] The utility model belongs to the technical field of medical equipment, and in particular relates to a pulverizing device. Background Art

[0002] A drug delivery device is usually a tool for injecting medicine into a patient's body. During the production process of the drug delivery device, medicine is accidentally placed inside the device.

[0003] The medicine liquid in the traditional drug delivery device often needs to be crushed during the processing of the drug raw materials. After the initial crushing, the material needs to be crushed into a finer powder by an ultra-fine crusher before it can be dissolved in the medicine liquid. However, the initial crushing during this period often easily causes dust to fly out when the material is discharged. The drug dust is not conducive to forming a healthy processing environment. Therefore, a crushing device is needed to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a crushing device to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pulverizing device, comprising a feeding barrel and a dust blowing device, the back side of the feeding barrel is fixedly connected with a connecting block, the upper surface of the feeding barrel is connected with a lower hopper, the upper surface of the lower hopper is connected with an air duct, the upper surface of the air duct is provided with a lowering port, the upper surface of the connecting block is fixedly connected with a driving motor, the output shaft of the driving motor is fixedly connected with a rotating rod, the front side of the feeding barrel is connected with a lowering frame, the rotating rod penetrates and rotates inside the feeding barrel and the lowering frame, and the rotating rod extends To the front of the unloading frame, the dust blowing device includes a first pulley, the back side of the first pulley is fixedly connected to one end of the rotating rod, the upper surface of the feeding cylinder is fixedly connected to a top block, the internal rotation of the top block is connected to a top rod, the front end of the top rod is fixedly connected to a second pulley, the diameter of the second pulley is smaller than the diameter of the first pulley, a transmission belt is arranged between the first pulley and the second pulley, the front side of the air duct is connected to a blowing frame, one end of the top rod is fixedly connected to a blowing fan, and the blowing fan is located in the blowing frame.

[0006] By setting a driving motor, the first pulley is driven to rotate by the rotation of the rotating rod under the power output of the driving motor, the first pulley drives the second pulley to rotate through the transmission belt, and the second pulley drives the blowing fan in the blowing frame to rotate through the top rod. When large pieces of material are put into the feeding port at the top of the feeding barrel 1, they will be blown by the blowing fan first, so that the dust on the surface of the falling material is blown to the other end of the feeding barrel for collection, so that there will not be too much dust at the feeding port, which helps to ensure the cleanliness of the air and the health of the human body.

[0007] As a preferred embodiment, an auger is fixedly provided on the outside of the rotating rod, the auger is located in the feeding barrel, the lower surface of the feeding barrel is fixedly connected to a supporting leg, the lower surface of the feeding frame is connected to a storage frame, and a powder extrusion plate is provided at one end of the feeding barrel.

[0008] By setting up a powder squeezing plate, when the rotating rod rotates under the drive of the driving motor, the auger will also be driven to rotate in the feeding barrel. The auger is pushed through the thread, so that the material entering the feeding barrel from the air duct can be pushed to the powder squeezing plate, and is initially squeezed into powder at the powder squeezing plate. After the material is squeezed into powder at the powder squeezing plate, it falls into the storage frame below the discharge frame for collection.

[0009] As a preferred embodiment, a pushing bar is arranged inside the unloading frame, and elastic grooves are formed on the upper surfaces of the two pushing bars, and a sliding rod is fixedly connected inside the elastic groove.

[0010] As a preferred embodiment, a sliding block is slidably connected to the outside of the sliding rod, the sliding block is slidably connected in the elastic groove, and a spring is sleeved on the outside of the sliding rod.

[0011] As a preferred implementation, the spring is located on one side of the slider, one end of the spring is fixedly connected to the inside of the elastic groove, and the other end of the spring is fixedly connected to one side of the slider.

[0012] As a preferred embodiment, an electric telescopic rod is fixedly connected to the upper surface of the sliding block, and the electric telescopic rod is fixedly connected to the upper surface of the blanking frame.

[0013] By setting up an electric telescopic rod, the pushing bar can be driven to move downward in the material discharge frame under the telescopic power of the electric telescopic rod, and then the downward pushing operation of the two pushing bars can prevent the material from getting stuck in the material discharge frame. During this period, the electric telescopic rod can elastically slide the slider in the elastic groove, so that the two pushing bars can be telescopically adapted to the obstruction of the rotating rod when moving downward to push the material.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The utility model provides a driving motor, and under the power output of the driving motor, the rotation of the rotating rod drives the first pulley to rotate, the first pulley drives the second pulley to rotate through the transmission belt, and the second pulley drives the blowing fan in the blowing frame to rotate and blow air through the top rod. When large pieces of material are put in from the discharge port at the top of the feeding barrel, they will first be blown by the blowing fan, so that the dust on the surface of the falling material is blown to the other end of the feeding barrel for collection, so that there will not be too much dust at the discharge port, which helps to ensure the cleanliness of the air and the health of the human body.

[0016] The utility model provides an electric telescopic rod, which can drive a pushing bar to move downward in a material discharge frame under the telescopic power of the electric telescopic rod, thereby preventing material jamming in the material discharge frame through the downward moving pushing operation of the two pushing bars. During this period, the electric telescopic rod elastically slides in the elastic groove through the slider, which can enable the two pushing bars to telescope and adapt to the obstruction of the rotating rod when moving downward to push the materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the three-dimensional structure of the driving motor of the utility model;

[0019] Figure 3 It is a schematic diagram of the three-dimensional structure of the auger of the utility model;

[0020] Figure 4 It is a schematic diagram of a partial three-dimensional structure of the utility model;

[0021] Figure 5 It is a schematic diagram of the three-dimensional structure of the cross section of the blanking frame of the utility model;

[0022] Figure 6 It is a schematic diagram of a partial top view of the three-dimensional structure of the utility model;

[0023] Figure 7 It is a schematic diagram of the three-dimensional structure of the pusher bar of the utility model.

[0024] In the figure: 1. feeding barrel; 2. connecting block; 3. feeding hopper; 4. air duct; 5. feeding port; 6. driving motor; 7. rotating rod; 8. feeding frame; 9. dust blowing device; 10. auger; 11. supporting leg; 12. material storage frame; 13. powder squeezing plate; 14. pushing bar; 15. elastic groove; 16. sliding rod; 17. sliding block; 18. spring; 19. electric telescopic rod; 91. first pulley; 92. top block; 93. top rod; 94. second pulley; 95. transmission belt; 96. blowing frame; 97. blowing fan. DETAILED DESCRIPTION

[0025] The present invention will be further described below in conjunction with the embodiments.

[0026] The following examples are used to illustrate the present invention, but cannot be used to limit the scope of protection of the present invention. The conditions in the examples can be further adjusted according to specific conditions, and simple improvements to the method of the present invention under the premise of the concept of the present invention are all within the scope of protection claimed by the present invention.

[0027] See also Figure 1-7The utility model provides a pulverizing device, including a feeding barrel 1 and a dust blowing device 9. The back of the feeding barrel 1 is fixedly connected with a connecting block 2, the upper surface of the feeding barrel 1 is connected with a lower hopper 3, the upper surface of the lower hopper 3 is connected with an air duct 4, and the upper surface of the air duct 4 is provided with a discharge port 5. The upper surface of the connecting block 2 is fixedly connected with a driving motor 6, and the output shaft of the driving motor 6 is fixedly connected with a rotating rod 7. The front of the feeding barrel 1 is connected with a discharge frame 8, and the rotating rod 7 penetrates and rotates inside the feeding barrel 1 and the discharge frame 8, and the rotating rod 7 extends to the front of the discharge frame 8. The dust blowing device 9 includes a first pulley 91, the back of the first pulley 91 is fixedly connected to one end of the rotating rod 7, the upper surface of the feeding barrel 1 is fixedly connected with a top block 92, the inside of the top block 92 is rotatably connected with a top rod 93, and the front end of the top rod 93 is fixedly connected with a second pulley 94, and the diameter of the second pulley 94 is smaller than that of the first pulley. The diameter of the pulley 91 is a transmission belt 95 provided between the first pulley 91 and the second pulley 94, a blowing frame 96 is connected to the front of the air duct 4, and a blowing fan 97 is fixedly connected to one end of the top rod 93, and the blowing fan 97 is located in the blowing frame 96. By setting a driving motor 6, the first pulley 91 is driven to rotate by the rotation of the rotating rod 7 under the power output of the driving motor 6, the first pulley 91 drives the second pulley 94 to rotate through the transmission belt 95, and the second pulley 94 drives the blowing fan 97 in the blowing frame 96 to blow and rotate through the top rod 93. When large pieces of material are put in from the discharge port 5 at the top of the feeding barrel 1, they will first be blown by the blowing fan 97, so that the dust on the surface of the falling material is blown to the other end of the feeding barrel 1 for collection, so that there will not be too much dust at the discharge port 5, which helps to ensure the cleanliness of the air and the health of the human body.

[0028] An auger 10 is fixedly provided on the outside of the rotating rod 7, and the auger is located in the feeding barrel 1. The lower surface of the feeding barrel 1 is fixedly connected to a supporting leg 11, and the lower surface of the discharge frame 8 is connected to a storage frame 12. A powder squeezing plate 13 is provided at one end of the feeding barrel 1. By providing the powder squeezing plate 13, when the rotating rod 7 rotates under the drive of the driving motor 6, the auger 10 will also be driven to rotate in the feeding barrel 1. The auger 10 is pushed through a thread, so that the material entering the feeding barrel 1 from the air duct 4 can be pushed to the powder squeezing plate 13, and is initially squeezed into powder at the powder squeezing plate 13. After the material is squeezed into powder at the powder squeezing plate 13, it falls into the storage frame 12 below the discharge frame 8 for collection.

[0029] The material removal frame 8 is provided with push bars 14 inside. The upper surfaces of the two push bars 14 are provided with elastic grooves 15 . The insides of the elastic grooves 15 are fixedly connected with slide bars 16 .

[0030] The outside of the slide bar 16 is slidably connected with a slider 17 , the slider 17 is slidably connected in the elastic groove 15 , and the outside of the slide bar 16 is sleeved with a spring 18 .

[0031] The spring 18 is located at one side of the slider 17 , one end of the spring 18 is fixedly connected to the inside of the elastic groove 15 , and the other end of the spring 18 is fixedly connected to one side of the slider 17 .

[0032] An electric telescopic rod 19 is fixedly connected to the upper surface of the slider 17, and the electric telescopic rod 19 is fixedly connected to the upper surface of the blanking frame 8. By setting the electric telescopic rod 19, the pushing bar 14 can be driven to move downward in the blanking frame 8 under the telescopic power of the electric telescopic rod 19, and then the downward pushing operation of the two pushing bars 14 can prevent the material from getting stuck in the blanking frame 8. During this period, the electric telescopic rod 19 elastically slides in the elastic groove 15 through the slider 17, so that the two pushing bars 14 can be telescopically adapted to the obstruction of the rotating rod 7 when moving downward to push the material.

[0033] The working principle and use process of the utility model are as follows: first, under the drive of the driving motor 6, the rotating rod 7 drives the auger 10 to rotate in the feeding barrel 1, and the auger 10 pushes the material entering the feeding barrel 1 from the air duct 4 to the powder squeezing plate 13 through the threaded push, and the material is initially squeezed into powder at the powder squeezing plate 13. After the material is squeezed into powder at the powder squeezing plate 13, it falls into the storage frame 12 below the discharge frame 8 for collection. During this period, under the power output of the driving motor 6, the rotation of the rotating rod 7 synchronously drives the first pulley 91 to rotate, the first pulley 91 drives the second pulley 94 to rotate through the transmission belt 95, and the second pulley 94 drives the blowing fan 97 in the blowing frame 96 to blow and rotate through the top rod 93. When large pieces of material are put in from the discharge port 5 at the top of the feeding barrel 1, they will first be blown by the blowing fan 97, so that the dust on the surface of the falling material is blown to the other end of the feeding barrel 1 for collection.

[0034] 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 pulverizing device, comprising a feeding cylinder (1) and a dust blowing device (9), characterized in that: The back side of the feeding barrel (1) is fixedly connected with a connecting block (2), the upper surface of the feeding barrel (1) is connected with a lower hopper (3), the upper surface of the lower hopper (3) is connected with an air duct (4), the upper surface of the air duct (4) is provided with a lowering port (5), the upper surface of the connecting block (2) is fixedly connected with a driving motor (6), the output shaft of the driving motor (6) is fixedly connected with a rotating rod (7), the front side of the feeding barrel (1) is connected with a lowering frame (8), the rotating rod (7) penetrates and rotates inside the feeding barrel (1) and the lowering frame (8), and the rotating rod (7) extends to the front of the lowering frame (8), the dust blowing device (9) comprises a first pulley (91), the The back side of the first pulley (91) is fixedly connected to one end of the rotating rod (7); the upper surface of the feeding cylinder (1) is fixedly connected to a top block (92); the inside of the top block (92) is rotatably connected to a top rod (93); the front end of the top rod (93) is fixedly connected to a second pulley (94); the diameter of the second pulley (94) is smaller than the diameter of the first pulley (91); a transmission belt (95) is arranged between the first pulley (91) and the second pulley (94); the front side of the air duct (4) is connected to a blowing frame (96); one end of the top rod (93) is fixedly connected to a blowing fan (97); the blowing fan (97) is located in the blowing frame (96).

2. A comminution device according to claim 1, characterized in that: An auger (10) is fixedly arranged on the outside of the rotating rod (7), and the auger is located in the feeding barrel (1). The lower surface of the feeding barrel (1) is fixedly connected to a supporting leg (11), the lower surface of the unloading frame (8) is connected to a material storage frame (12), and a powder extrusion plate (13) is arranged at one end of the feeding barrel (1).

3. A comminution device according to claim 1, characterized in that: A material pushing strip (14) is arranged inside the material unloading frame (8), and elastic grooves (15) are respectively provided on the upper surfaces of the two material pushing strips (14), and a sliding rod (16) is fixedly connected inside the elastic groove (15).

4. A comminution device according to claim 3, characterized in that: The outside of the slide bar (16) is slidably connected to a slider (17), the slider (17) is slidably connected in the elastic groove (15), and the outside of the slide bar (16) is sleeved with a spring (18).

5. A comminution device according to claim 4, characterized in that: The spring (18) is located on one side of the slider (17), one end of the spring (18) is fixedly connected to the inside of the elastic groove (15), and the other end of the spring (18) is fixedly connected to one side of the slider (17).

6. A comminution device according to claim 5, characterized in that: The upper surface of the sliding block (17) is fixedly connected to an electric telescopic rod (19), and the electric telescopic rod (19) is fixedly connected to the upper surface of the blanking frame (8).

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