CN212215156U

CN212215156U - Basic medical experiment medicament mixing arrangement

Info

Publication number: CN212215156U
Application number: CN202020549005.0U
Authority: CN
Inventors: 黄成�; 王继超; 冯韵宇; 李泓健
Original assignee: Sichuan University
Current assignee: Sichuan University
Priority date: 2020-04-14
Filing date: 2020-04-14
Publication date: 2020-12-25
Anticipated expiration: 2030-04-14

Abstract

The utility model discloses a basic medicine experiment medicament mixing device, which belongs to the field of medical experiment equipment, and comprises a conveying pipe and a plurality of hoppers, wherein each hopper is communicated with the inner cavity of the conveying pipe; one end of the conveying pipe is connected with a centrifugal fan, and the other end of the conveying pipe is communicated with the cyclone separation device; the cyclone separation device comprises a cylinder body, a conical cylinder is arranged at the bottom of the cylinder body, the edge of a large-caliber end head of the conical cylinder is hermetically connected with the edge of an opening at the bottom of the cylinder body, and a collecting cylinder is arranged at the bottom of a small-caliber end head of the conical cylinder; the conveying pipe is fixed on the side wall of the cylinder body close to the top of the cylinder body, and the outlet end of the conveying pipe is tangent to the inner wall of the cylinder body; the top of the cylinder body is provided with an exhaust funnel. The utility model discloses an in adding the hopper with each raw materials that the medicament mixes, utilize centrifugal fan and conveyer pipe to blow in the raw materials whirlwind separator with the raw materials and mix, after the gas-solid separation, in the same collecting vessel of medicament that will mix, take out by the discharge opening at last and carry out subsequent granulation or packing, easy operation, easily control.

Description

Basic medical experiment medicament mixing arrangement

Technical Field

The utility model discloses medical science experimental facilities field, concretely relates to basic medical science experiment medicament mixing arrangement.

Background

In order to better understand the effect of the medicament on the disease, corresponding experiments need to be carried out, and medicament mixing is a very important link in the experiment or preparation work. The mixing of the medicaments is usually achieved by adding a chemical medicament into a container, injecting another medicament, and forcibly shaking or mechanically stirring the mixture.

The existing medicament mixing equipment adopts manual shaking or mechanical stirring and mixing in a simple mixing container, is complex to operate, often cannot ensure that medicaments are fully and uniformly mixed, cannot achieve the best medicament effect, and influences the experimental result.

SUMMERY OF THE UTILITY MODEL

Based on above problem, the utility model provides a basic medical science experiment medicament mixing arrangement adds the hopper through each raw materials with the medicament mixture, utilizes centrifugal fan and conveyer pipe to blow in the raw materials whirlwind separator with the raw materials and mixes, and after the gas-solid separation, in the same cylinder of medicament that will mix, take out by the discharge opening at last and carry out subsequent granulation or packing, easy operation, easily control.

For solving the technical problem, the utility model provides a following technical scheme:

a basic medical experiment medicament mixing device comprises a conveying pipe and a plurality of hoppers, wherein a discharge hole at the bottom of each hopper is communicated with an inner cavity of the conveying pipe; one end of the conveying pipe is connected with a centrifugal fan, and the other end of the conveying pipe is communicated with the cyclone separation device; the cyclone separation device comprises a barrel, the top of the barrel is provided with a cover, the bottom of the barrel is provided with an opening, the bottom of the barrel is provided with a conical barrel communicated with an inner cavity of the barrel, the edge of a large-caliber end head of the conical barrel is hermetically connected with the edge of the opening at the bottom of the barrel, and the bottom of a small-caliber end head of the conical barrel is provided with a collecting barrel; the conveying pipe is fixed on the side wall of the cylinder body close to the top of the cylinder body, and the outlet end of the conveying pipe is tangent to the inner wall of the cylinder body; the top of the cylinder body is provided with an exhaust funnel, one end of the exhaust funnel is positioned on the outer wall of the cylinder body, the other end of the exhaust funnel extends to the middle position of the cylinder body, and the bottom of the collecting cylinder is provided with a discharge opening with a movable cover plate.

Further, a support is arranged at the top of the hopper, a spiral conveying device is mounted on the support and comprises a first motor and a conveying screw rod, the conveying screw rod is coaxially arranged with a discharge port of the hopper, and the conveying screw rod extends to a position close to the conveying pipe from an inner cavity of the hopper.

Furthermore, the collecting cylinder is of a cylindrical structure with two closed ends, the conical cylinder is fixedly connected with the side wall of the collecting cylinder, and an opening is formed in the connecting position of the side wall of the collecting cylinder and the conical cylinder; a stirring rod is arranged in the inner cavity of the collecting cylinder along the axis, one end of the stirring rod is fixed on the inner wall of one end of the collecting cylinder through a bearing, the other end of the stirring rod penetrates out of the collecting cylinder and is in driving connection with a second motor, and stirring blades are arranged on the stirring rod; the discharge opening is located the position that is in the same direction as a toper section of thick bamboo on the collecting vessel lateral wall, and the discharge opening extends to the position that is close to another end of collecting vessel by an end of collecting vessel, and the discharge opening lateral wall is equipped with the spout, and removable cover inserts and locates in the spout.

Furthermore, a rubber sealing strip is arranged at the contact position of the chute and the edge of the movable cover plate, and the cross section of the rubber sealing strip is of a U-shaped structure.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an in adding the hopper with each raw materials that the medicament mixes, utilize centrifugal fan and conveyer pipe to blow in the raw materials whirlwind separator with the raw materials and mix, after the gas-solid separation, in the same collecting vessel of medicament that will mix, take out by the discharge opening at last and carry out subsequent granulation or packing, easy operation, easily control.

Drawings

FIG. 1 is a schematic structural diagram of a basic medical experiment medicament mixing device in an embodiment;

FIG. 2 is a top view structural view of the cyclone separating apparatus in the embodiment;

FIG. 3 is a schematic structural view of a collecting cylinder in the embodiment;

wherein: 1. a delivery pipe; 2. a hopper; 3. a centrifugal fan; 4. a barrel; 5. a tapered barrel; 6. a collection canister; 7. an exhaust funnel; 8. a removable cover plate; 9. a discharge opening; 10. a first motor; 11. a conveying screw; 12. a stirring rod; 13. a second motor; 14. a stirring blade; 15. a rubber sealing strip.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.

Example (b):

referring to fig. 1-3, a basic medical experiment medicament mixing device comprises a conveying pipe 1 and a plurality of hoppers 2, wherein a discharge hole at the bottom of each hopper 2 is communicated with an inner cavity of the conveying pipe 1; one end of the conveying pipe 1 is connected with a centrifugal fan 3, and the other end is communicated with a cyclone separation device; the cyclone separation device comprises a barrel body 4, the top of the barrel body 4 is provided with a cover, the bottom of the barrel body 4 is provided with an opening, the bottom of the barrel body 4 is provided with a conical barrel 5 communicated with an inner cavity of the barrel body 4, the edge of a large-caliber end head of the conical barrel 5 is hermetically connected with the edge of the opening at the bottom of the barrel body 4, and the bottom of a small-caliber end head of the conical barrel 5 is provided with a; the conveying pipe 1 is fixed on the side wall of the cylinder 4 close to the top of the cylinder 4, and the outlet end of the conveying pipe 1 is tangent to the inner wall of the cylinder 4; the top of the barrel 4 is provided with an exhaust funnel 7, one end of the exhaust funnel 7 is positioned on the outer wall of the barrel 4, the other end of the exhaust funnel 7 extends to the middle position of the barrel 4, and the bottom of the collecting cylinder 6 is provided with a discharge opening 9 with a movable cover plate 8.

In this embodiment, before mixing the chemicals, the raw materials are respectively put into the hoppers 2, the centrifugal fan 3 is started, and the raw materials in the hoppers 2 are also brought into the cylinder 4 when the centrifugal fan 3 blows the airflow into the inner cavity of the cylinder 4 of the cyclone separation device from the conveying pipe 1; at the same time, because of the high air velocity, the material (particles or liquid) in the hopper 2 can be dispersed or atomized to form particles or fog drops. In the inner cavity of the cylinder body 4, because the outlet of the conveying pipe 1 is arranged along the tangential direction of the inner wall of the cylinder body 4, the air flow entering the inner cavity of the cylinder body 4 and the mixed raw materials move in the inner cavity of the cylinder body 4 and are fully mixed; because of the large mass of the particles or the fogdrop materials in the airflow, the particles or the fogdrop materials move along the inner wall of the cylinder body 4 along with the continuous inrush of the airflow under the action of gravity and centrifugal force, gradually move downwards in a spiral way, and finally enter a collecting cylinder 6 through a conical cylinder 5; the air flow in the cylinder 4 is discharged out of the cylinder 4 from the exhaust funnel 7, so that gas-solid separation is realized. After gas-solid separation, the particles or fog drops entering the collecting cylinder 6 are uniformly mixed, and finally the movable cover plate 8 is opened, discharged through the discharge opening 9 at the bottom of the collecting cylinder 6 and enters the subsequent granulation or packaging process. In the hopper 2 is added to each raw materials that this embodiment was mixed through with the medicament, utilize centrifugal fan 3 and conveyer pipe 1 to blow in the raw materials whirlwind separator with the raw materials and mix, after gas-solid separation, in the same collecting vessel 6 of medicament that will mix, take out by discharge opening 9 at last and carry out subsequent granulation or packing, easy operation, easily control.

The top of the hopper 2 is provided with a support, the support is provided with a spiral conveying device, the spiral conveying device comprises a motor 10 and a conveying screw rod 11, the conveying screw rod 11 and the discharge port of the hopper 2 are coaxially arranged, and the inner cavity of the hopper 2 extends to a position close to the conveying pipe 1. The bracket is used for supporting the spiral conveying device, and a first motor 10 drives a conveying screw rod 11 to rotate so as to control the material flow state in the hopper 2; during the medicament mixing process, the adding time or adding rate of medicament raw materials in each hopper 2 can be controlled by controlling the starting, rotating speed or closing of the motor I10.

The collecting cylinder 6 is a cylindrical structure with two closed ends, the conical cylinder 5 is fixedly connected with the side wall of the collecting cylinder 6, and an opening is formed in the connecting position of the side wall of the collecting cylinder 6 and the conical cylinder 5; a stirring rod 12 is arranged in the inner cavity of the collecting cylinder 6 along the axial line, one end of the stirring rod 12 is fixed on the inner wall of one end of the collecting cylinder 6 through a bearing, the other end of the stirring rod 12 penetrates out of the collecting cylinder 6 and is in driving connection with a second motor 13, and a stirring blade 14 is arranged on the stirring rod 12; discharge opening 9 is located the position that is in the same direction as a conical cylinder 5 on the collector cylinder 6 lateral wall, and discharge opening 9 extends to the position that is close to another end of collector cylinder 6 by an end of collector cylinder 6, and discharge opening 9 lateral wall is equipped with the spout, and removable cover 8 inserts and locates in the spout. The collecting cylinder 6 is of a cylindrical structure, the second motor 13 drives the stirring rod 12 to drive the stirring blades 14 on the stirring rod 12 to forcibly stir the mixed materials entering the collecting cylinder 6, and after stirring, the mixture in the collecting cylinder 6 can be discharged by drawing out the movable cover plate 8 in the chute. In this embodiment, the stirring rod 12, the stirring blade 14 and the second motor 13 are arranged to further mix the medicament mixture, and particularly, for the powder-liquid mixed medicament, if the powder-liquid mixed medicament is agglomerated in the cyclone separation device, the mixing effect is affected, and the stirring blade 14 forcibly stirs the powder-liquid mixed medicament in the collecting cylinder 6, so that the powder-liquid mixed medicament can be further uniformly mixed.

And a rubber sealing strip 15 is arranged at the contact position of the edge of the movable cover plate 8 in the sliding groove, and the cross section of the rubber sealing strip 15 is of a U-shaped structure. The rubber sealing strips 15 with U-shaped structures are arranged in the sliding grooves, so that the movable connection of the movable cover plate 8 is guaranteed, the edge of the movable cover plate 8 is in contact sealing with the inner wall of the sliding groove, and air flow and materials cannot flow out through the gap between the sliding grooves of the movable cover plate 8 and the discharge opening 9.

The embodiment of the present invention is the above. The specific parameters in the above embodiments and examples are only for the purpose of clearly showing the verification process of the present invention, and are not used to limit the protection scope of the present invention, which is still subject to the claims, and all the equivalent structural changes made by using the contents of the specification and drawings of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a basic medical experiment medicament mixing arrangement, includes conveyer pipe (1) and a plurality of hopper (2), its characterized in that: a discharge hole at the bottom of each hopper (2) is communicated with the inner cavity of the conveying pipe (1); one end of the conveying pipe (1) is connected with a centrifugal fan (3), and the other end of the conveying pipe is communicated with a cyclone separation device; the cyclone separation device comprises a barrel body (4), the top of the barrel body (4) is provided with a cover, the bottom of the barrel body (4) is provided with an opening, the bottom of the barrel body (4) is provided with a conical barrel (5) communicated with an inner cavity of the barrel body (4), the edge of a large-caliber end head of the conical barrel (5) is hermetically connected with the edge of the opening at the bottom of the barrel body (4), and the bottom of a small-caliber end head of the conical barrel (5) is provided with a collecting barrel (6); the conveying pipe (1) is fixed at the position, close to the top of the cylinder body (4), of the side wall of the cylinder body (4), and the outlet end of the conveying pipe (1) is tangent to the inner wall of the cylinder body (4); the exhaust funnel is characterized in that an exhaust funnel (7) is arranged at the top of the barrel body (4), one end of the exhaust funnel (7) is located on the outer wall of the barrel body (4), the other end of the exhaust funnel extends to the middle of the barrel body (4), and a discharge opening (9) with a movable cover plate (8) is formed in the bottom of the collecting cylinder (6).

2. The basic medical experiment medicament mixing device according to claim 1, wherein: the top of the hopper (2) is provided with a support, the support is provided with a spiral conveying device, the spiral conveying device comprises a motor I (10) and a conveying screw rod (11), the conveying screw rod (11) and a discharge hole of the hopper (2) are coaxially arranged, and the inner cavity of the hopper (2) extends to a position close to the conveying pipe (1).

3. The basic medical experiment medicament mixing device according to claim 1, wherein: the collecting cylinder (6) is of a cylindrical structure with two closed ends, the conical cylinder (5) is fixedly connected with the side wall of the collecting cylinder (6), and an opening is formed in the connecting position of the side wall of the collecting cylinder (6) and the conical cylinder (5); a stirring rod (12) is arranged in the inner cavity of the collecting cylinder (6) along the axis, one end of the stirring rod (12) is fixed on the inner wall of one end of the collecting cylinder (6) through a bearing, the other end of the stirring rod (12) penetrates out of the collecting cylinder (6) and is in driving connection with a second motor (13), and a stirring blade (14) is arranged on the stirring rod (12); discharge opening (9) be located collecting cylinder (6) lateral wall on with the position that toper section of thick bamboo (5) is in opposite directions, discharge opening (9) extend to the position that is close to another end of collecting cylinder (6) by an end of collecting cylinder (6), discharge opening (9) lateral wall is equipped with the spout, removable cover (8) are inserted and are located in the spout.

4. The basic medical experiment agent mixing device according to claim 3, wherein: and a rubber sealing strip (15) is arranged at the edge contact position of the movable cover plate (8) in the sliding groove, and the cross section of the rubber sealing strip (15) is of a U-shaped structure.