Waste liquid collection and treatment device for medicament experiment teaching

Abstract

The utility model discloses a waste liquid collection and treatment device for medicament experiment teaching, which comprises a mounting block with an L-shaped cross section, a waste liquid tank is fixedly connected to the side wall of the mounting block, the waste liquid tank is of a hollow structure, and a second rotating shaft is rotatably connected to the inner side wall of the mounting block through a bearing in a penetrating manner. A rotating disc is fixedly connected to the end, located in the mounting block, of the second rotating shaft, a smooth rod is fixedly connected to the side wall of the rotating disc, a sliding block is slidably connected between the inner top wall and the inner bottom wall of the mounting block, and a sliding hole is formed in the side wall of the sliding block. The waste liquid is stirred in the filtering process, solid impurities and flocculent precipitates in the waste liquid are prevented from blocking the filter screen, the trouble of continuously cleaning the filter screen is omitted, the waste liquid treatment efficiency is improved, meanwhile, the waste liquid and a neutralizing agent are quantitatively extracted and then mixed, the use of the neutralizing agent is controlled at a fixed dosage, and the waste liquid treatment efficiency is improved. And the waste of the neutralizing agent in the use process is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of waste liquid collection and treatment, in particular to a waste liquid collection and treatment device for pharmaceutical experimental teaching. Background Art

[0002] In the process of pharmacy experiment teaching, a large amount of waste liquid is often generated, which may contain harmful substances or cause environmental pollution. Therefore, a waste liquid collection and treatment device for pharmacy experiment teaching is needed, which can effectively collect and treat the waste liquid generated in the process of pharmacy experiment teaching and reduce pollution to the environment;

[0003] The existing waste liquid collection and treatment device for pharmaceutical experiment teaching generally directly filters the solid impurities in the waste liquid through the filter when in use, but this will cause the filter to be frequently blocked and need to be cleaned regularly, which will affect the use efficiency of the entire device. At the same time, the existing waste liquid collection and treatment device for pharmaceutical experiment teaching directly discharges the waste liquid into the neutralizing agent during the treatment process, but this will cause waste of the neutralizing agent because it is not easy to control the dosage, which greatly increases the overall use cost. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a waste liquid collection and treatment device for pharmaceutical experiment teaching.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A waste liquid collection and treatment device for pharmaceutical experiment teaching comprises a mounting block with an L-shaped cross-section, the side wall of the mounting block is fixedly connected to a waste liquid tank, the waste liquid tank is an internal hollow structure, the inner side wall of the mounting block is penetrated by a bearing and is rotatably connected to a second rotating shaft, one end of the second rotating shaft located inside the mounting block is fixedly connected to a turntable, the side wall of the turntable is fixedly connected to a smooth rod, a sliding block is slidably connected between the inner top wall and the inner bottom wall of the mounting block, the side wall of the sliding block is provided with a sliding hole, the sliding block is slidably connected to the smooth rod through the sliding hole, the side wall of the sliding block is fixedly connected to a rack, the top wall of the waste liquid tank is penetrated by a bearing and is rotatably connected to a first rotating shaft, a section of the side wall of the first rotating shaft located inside the waste liquid tank is fixedly connected to a plurality of rotating vanes, a section of the first rotating shaft located outside the waste liquid tank is penetrated and fixedly connected to a gear, and the gear meshes with the rack.

[0007] Preferably, a medicine tank and a mixing tank are fixedly connected to the inner wall of the mounting block, a second connecting pipe is fixedly connected through the medicine tank and the mixing tank, and a first connecting pipe is fixedly connected through the waste liquid tank and the mixing tank.

[0008] Preferably, the sliding block side wall is fixedly connected with a push-pull rod, the push-pull rod is slidably connected to the mixing tank side wall, and one end of the push-pull rod located inside the mixing tank is fixedly connected with an extrusion plate, and the extrusion plate is slidably connected to the inner wall of the mixing tank.

[0009] Preferably, a liquid inlet pipe is fixedly connected through the top wall of the waste liquid tank, a through hole is provided on the top wall of the medicine tank, and a liquid discharge pipe is fixedly connected through the bottom wall of the mixing tank.

[0010] Preferably, the first connecting pipe, the second connecting pipe and the drain pipe are all fixedly connected with a one-way valve, the inner wall of the waste liquid tank is fixedly connected with a filter screen, and the sliding connection between the extrusion plate and the mixing tank is glued with a sealing rubber pad.

[0011] Preferably, the side wall of the mounting block is fixedly connected to a motor via a bracket, and one end of the second rotating shaft located outside the mounting block is fixedly connected to an output end of the motor.

[0012] Compared with the prior art, the utility model has the following advantages:

[0013] 1. The utility model directly stirs the waste liquid during the filtration process to prevent solid impurities and flocculated sediments in the waste liquid from clogging the filter screen, thereby solving the problem that the existing waste liquid collection and treatment device for pharmaceutical experimental teaching generally directly filters solid impurities in the waste liquid through the filter screen during use, but this will cause the filter screen to be frequently clogged and needs to be cleaned regularly, which will affect the use efficiency of the entire device.

[0014] 2. The utility model directly extracts waste liquid and neutralizing agent in a quantitative manner and then mixes them, thereby controlling the use of neutralizing agent within a fixed dosage, reducing waste during the use of neutralizing agent, and solving the problem that the existing waste liquid collection and treatment device for pharmaceutical experimental teaching directly discharges waste liquid into the neutralizing agent during the treatment process, but this will cause waste of neutralizing agent due to poor control of the dosage, greatly increasing the overall cost of use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the internal structure of a waste liquid collection and treatment device for pharmaceutical experiment teaching proposed by the utility model;

[0016] Figure 2 This is a schematic diagram of the appearance of a waste liquid collection and treatment device for pharmaceutical experiment teaching proposed by the utility model;

[0017] Figure 3 This is a schematic diagram of the functional structure of a waste liquid collection and treatment device for pharmaceutical experiment teaching proposed by the utility model, which quantitatively mixes waste liquid and neutralizes pharmaceutical agents;

[0018] Figure 4This is a schematic diagram of the stirring function structure of a waste liquid collection and treatment device for pharmaceutical experiment teaching proposed by the utility model;

[0019] In the figure: 1 mounting block, 2 waste liquid tank, 3 mixing tank, 4 medicine tank, 5 sliding block, 6 through hole, 7 liquid inlet pipe, 8 rack, 9 gear, 10 first rotating shaft, 11 rotary vane, 12 filter, 13 first connecting pipe, 14 extrusion plate, 15 smooth rod, 16 sliding hole, 17 second connecting pipe, 18 push-pull rod, 19 turntable, 20 motor, 21 discharge pipe, 22 second rotating shaft. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0021] Reference Figure 1-Figure 4 , a waste liquid collection and treatment device for pharmaceutical experimental teaching, including a mounting block 1 with an L-shaped cross-section, a waste liquid tank 2 is fixedly connected to the side wall of the mounting block 1, the waste liquid tank 2 is an internal hollow structure, the inner side wall of the mounting block 1 is rotatably connected to a second rotating shaft 22 through a bearing, the second rotating shaft 22 is fixedly connected to a turntable 19 at one end located inside the mounting block 1, a smooth rod 15 is fixedly connected to the side wall of the turntable 19, a sliding block 5 is slidably connected between the top wall and the bottom wall of the mounting block 1, a sliding hole 16 is opened on the side wall of the sliding block 5, the sliding block 5 is slidably connected to the smooth rod 15 through the sliding hole 16, a rack 8 is fixedly connected to the side wall of the sliding block 5, the top wall of the waste liquid tank 2 is rotatably connected to a first rotating shaft 10 through a bearing, a section of the side wall of the first rotating shaft 10 located inside the waste liquid tank 2 is fixedly connected to a plurality of rotating vanes 11, a section of the first rotating shaft 10 located outside the waste liquid tank 2 is fixedly connected to a gear 9, and the gear 9 is meshed with the rack 8.

[0022] The inner wall of the mounting block 1 is fixedly connected with a medicine tank 4 and a mixing tank 3 . A second connecting pipe 17 is fixedly connected between the medicine tank 4 and the mixing tank 3 . A first connecting pipe 13 is fixedly connected between the waste liquid tank 2 and the mixing tank 3 .

[0023] The side wall of the sliding block 5 is fixedly connected with a push-pull rod 18, which penetrates and slides with the side wall of the mixing tank 3. One end of the push-pull rod 18 located inside the mixing tank 3 is fixedly connected with an extrusion plate 14, which slides with the inner wall of the mixing tank 3.

[0024] A liquid inlet pipe 7 is fixedly connected to the top wall of the waste liquid tank 2 to facilitate the addition of liquid and flocculant. A through hole 6 is opened on the top wall of the reagent tank 4 to facilitate the addition of neutralizing reagent. A liquid discharge pipe 21 is fixedly connected to the bottom wall of the mixing tank 3.

[0025] One-way valves are fixedly connected inside the first connecting pipe 13, the second connecting pipe 17 and the discharge pipe 21. The one-way valve inside the first connecting pipe 13 only allows liquid to enter the mixing tank 3 from the waste liquid tank 2, the one-way valve inside the second connecting pipe 17 only allows liquid to enter the mixing tank 3 from the medicine tank 4, and the one-way valve inside the discharge pipe 21 only allows liquid to be discharged from the mixing tank 3 to prevent liquid from flowing back and affecting the operation of the device. A filter screen 12 is fixedly connected to the inner wall of the waste liquid tank 2 to filter solid matter and flocculated sediment in the waste liquid to prevent clogging of the first connecting pipe 13. A sealing pad is glued at the sliding connection between the extrusion plate 14 and the mixing tank 3 to form a sealed environment to prevent leakage during use.

[0026] The side wall of the mounting block 1 is fixedly connected to the motor 20 via a bracket, and one end of the second rotating shaft 22 located outside the mounting block 1 is fixedly connected to the output end of the motor 20, so that the motor 20 serves as the only power driving system of the entire device.

[0027] In the utility model, firstly, the waste liquid and flocculant to be treated are discharged into the waste liquid tank 2 through the liquid inlet pipe 7, and the neutralizing agent is discharged into the inside of the agent tank 4 through the through hole 6, and then the motor 20 is started, thereby driving the second rotating shaft 22 fixedly connected to the output end of the motor 20 to rotate, thereby driving the turntable 19 fixedly connected to the second rotating shaft 22 to rotate, thereby driving the smooth rod 15 fixedly connected to the side wall of the turntable 19 to rotate, thereby driving the smooth rod 15 to penetrate the sliding block 5 slidably connected to the side wall of the sliding block 5 to reciprocate, thereby driving the rack 8 fixedly connected to the side wall of the sliding block 5 to reciprocate, thereby driving the gear 9 meshing with the rack 8 to reciprocate, thereby driving the gear 9 to penetrate the first rotating shaft 10 fixedly connected to reciprocate back and forth, thereby driving the first rotating shaft 10 The multiple rotor blades 11 fixedly connected to the side wall of the shaft 10 rotate, thereby achieving the effect of stirring the waste liquid inside the waste liquid tank 2. At the same time, with the reciprocating motion of the sliding block 5, the push-pull rod 18 fixedly connected to the side wall of the sliding block 5 also reciprocates together, thereby driving the extrusion plate 14 fixedly connected to the push-pull rod 18 to reciprocate. When the extrusion plate 14 moves in a direction away from the waste liquid tank 2, the waste liquid inside the waste liquid tank 2 is pumped into the mixing tank 3 through the first connecting pipe 13, and the medicine inside the medicine tank 4 is pumped into the mixing tank 3 through the second connecting pipe 17, thereby mixing and purifying the waste liquid and the neutralizing agent, and then when the extrusion plate 14 moves in a direction close to the waste liquid tank 2, the purified liquid is discharged through the drain pipe 21.

[0028] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A waste liquid collection and treatment device for pharmaceutical experiment teaching, comprising a mounting block (1) with an L-shaped cross section, characterized in that: The side wall of the mounting block (1) is fixedly connected to a waste liquid tank (2), the waste liquid tank (2) is an internally hollow structure, the inner side wall of the mounting block (1) is rotatably connected to a second rotating shaft (22) through a bearing, one end of the second rotating shaft (22) located inside the mounting block (1) is fixedly connected to a rotating disk (19), the side wall of the rotating disk (19) is fixedly connected to a smooth rod (15), a sliding block (5) is slidably connected between the inner top wall and the inner bottom wall of the mounting block (1), and a sliding hole (16) is provided on the side wall of the sliding block (5). ), the sliding block (5) is slidably connected to the smooth rod (15) through the sliding hole (16), the side wall of the sliding block (5) is fixedly connected to a rack (8), the top wall of the waste liquid tank (2) is rotatably connected to a first rotating shaft (10) through a bearing, a section of the side wall of the first rotating shaft (10) located inside the waste liquid tank (2) is fixedly connected to a plurality of rotating blades (11), and a section of the first rotating shaft (10) located outside the waste liquid tank (2) is fixedly connected to a gear (9), and the gear (9) is meshed with the rack (8).

2. A waste liquid collection and treatment device for pharmaceutical experiment teaching according to claim 1, characterized in that: The inner wall of the mounting block (1) is fixedly connected to a medicine tank (4) and a mixing tank (3); a second connecting pipe (17) is fixedly connected through the medicine tank (4) and the mixing tank (3); and a first connecting pipe (13) is fixedly connected through the waste liquid tank (2) and the mixing tank (3).

3. A waste liquid collection and treatment device for pharmaceutical experiment teaching according to claim 2, characterized in that: The side wall of the sliding block (5) is fixedly connected to a push-pull rod (18), and the push-pull rod (18) is slidably connected to the side wall of the mixing tank (3). One end of the push-pull rod (18) located inside the mixing tank (3) is fixedly connected to an extrusion plate (14), and the extrusion plate (14) is slidably connected to the inner wall of the mixing tank (3).

4. A waste liquid collection and treatment device for pharmaceutical experiment teaching according to claim 3, characterized in that: A liquid inlet pipe (7) is fixedly connected to the top wall of the waste liquid tank (2), a through hole (6) is provided on the top wall of the medicine tank (4), and a liquid discharge pipe (21) is fixedly connected to the bottom wall of the mixing tank (3).

5. A waste liquid collection and treatment device for pharmaceutical experiment teaching according to claim 4, characterized in that: The first connecting pipe (13), the second connecting pipe (17) and the liquid discharge pipe (21) are all fixedly connected with a one-way valve, the inner wall of the waste liquid tank (2) is fixedly connected with a filter screen (12), and a sealing rubber pad is glued at the sliding connection between the extrusion plate (14) and the mixing tank (3).

6. A waste liquid collection and treatment device for pharmaceutical experiment teaching according to claim 5, characterized in that: The side wall of the mounting block (1) is fixedly connected to a motor (20) via a bracket, and one end of the second rotating shaft (22) located outside the mounting block (1) is fixedly connected to an output end of the motor (20).

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