Acetone waste liquid recovery device

Abstract

The utility model discloses an acetone waste liquid recovery device, which relates to the technical field of acetone and comprises a supporting bottom plate, a collecting tank and a filtering tank are arranged at the top end of the supporting bottom plate, a filtering frame is arranged in the collecting tank, a water pump is arranged at the top end of the supporting bottom plate, and the water pump is connected with the collecting tank and the filtering tank. A filtering cylinder is arranged in the filtering tank, a stirring shaft is arranged in the filtering cylinder, tank covers are arranged at the top ends of the collecting tank and the filtering tank, and a driving mechanism for driving the stirring shaft to rotate is arranged at the top end of the tank cover on the filtering tank; the acetone waste liquid filtering device has the beneficial effects that suspended matters in acetone waste liquid can be preliminarily filtered through the collecting tank and the filtering frame, then the waste liquid in the acetone waste liquid is pumped into the filtering tank through the water pump, and the driving mechanism can drive the stirring shaft to rotate, so that liquid in the stirring shaft fully flows; meanwhile, the filter frame and the filter cartridge are detachable, so that separated impurities can be conveniently collected and treated in a centralized manner.

Description

Technical Field

[0001] The utility model relates to a recovery device, in particular to an acetone waste liquid recovery device, belonging to the technical field of acetone. Background Art

[0002] Acetone is a colorless, transparent liquid with a special pungent smell. It is easily soluble in water and organic solvents such as methanol, ethanol, ether, chloroform, and pyridine. It is flammable, volatile, and has relatively active chemical properties. Acetone is an important raw material for organic synthesis and is used in the production of epoxy resins, polycarbonates, organic glass, medicines, pesticides, etc. It is also a good solvent and is used in coatings, adhesives, and acetylene cylinders. It is also used as a diluent, cleaning agent, and extractant. However, the acetone waste liquid generated in the production process is discharged into pipelines and lakes without being filtered and recycled, resulting in a waste of resources and pollution to the environment.

[0003] After searching, a recovery device for acetone waste liquid in cephalosporin synthesis disclosed in application number CN201922085079.3 includes a crude steam kettle, an oxidation tank, a distillation tower, and a pervaporation membrane separation device. The evaporator is located between the distillation tower and the pervaporation membrane separation device. The permeate condenser is located after the pervaporation membrane separation device and is used to condense the permeate. The permeate condenser is connected to the tower kettle of the distillation tower, and the permeate is condensed and returned to the tower kettle of the distillation tower to recover the acetone therein. The process of this device is simple, and the recovery rate is high during the recovery process, the quality of the acetone product is high, the safety factor is high, and the operating energy consumption is low.

[0004] However, the above method still has the following defects in actual use: the acetone waste liquid is not filtered before distillation recovery, which will cause the recovered acetone to contain impurities, resulting in low purity of the recovered acetone. Utility Model Content

[0005] The utility model aims to provide an acetone waste liquid recovery device to solve the problem in the above background technology that the acetone waste liquid is not filtered before recovery and purification.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an acetone waste liquid recovery device, comprising a supporting bottom plate, a collecting tank and a filtering tank are arranged at the top of the supporting bottom plate, a removable filtering rack is arranged inside the collecting tank, an activated carbon plate is arranged inside the collecting tank and at the bottom of the filtering rack, a water pump is arranged at the top of the supporting bottom plate and between the collecting tank and the filtering tank, and the water inlet and outlet of the water pump are respectively connected to the collecting tank and the filtering tank, a removable filtering cartridge is arranged inside the filtering tank, a detachable stirring shaft is arranged inside the filtering cartridge, tank covers are arranged at the tops of the collecting tank and the filtering tank, and a driving mechanism for driving the stirring shaft to rotate is arranged above the tank cover at the top of the filtering tank.

[0007] As a preferred technical solution of the utility model, the filter frame is composed of three layers of filter plates, and the filter plates are spaced apart from each other, and the filter hole diameters of the filter plates gradually decrease downwards, a connecting shaft is provided inside the filter frame, a handle is provided at the top of the connecting shaft, sliders are provided on both sides of the filter plate located above, and slide grooves are provided on the inner walls of both sides of the collection tank, and the sliders are slidably connected to the slide grooves.

[0008] As a preferred technical solution of the utility model, motor frames are provided on both sides of the collection tank, a vibration motor is provided inside the motor frame, a support plate is provided on one side of the collection tank, a hot air blower is provided on the top of the support plate, an air outlet pipe is provided at the air outlet end of the hot air blower, and the air outlet pipe passes through the side wall of the collection tank and communicates with the interior of the collection tank.

[0009] As a preferred technical solution of the utility model, the water inlet end of the water pump is provided with a liquid inlet pipe 1, and one end of the liquid inlet pipe 1 passes through one side of the collection tank and is placed inside the collection tank; the water outlet end of the water pump is provided with a liquid outlet pipe 1, one end of the liquid outlet pipe 1 is connected to a liquid outlet pipe 2 via a flange, and one end of the liquid outlet pipe 2 passes through the tank cover on the filter tank and is placed inside the filter tank.

[0010] As an optimal technical solution of the utility model, a support ring is provided at the top of the filter tank, and the top of the filter cartridge is placed on the top of the support ring. A liquid outlet pipe three is provided on one side of the bottom end of the filter tank, and a control valve is provided on the surface of the liquid outlet pipe three.

[0011] As an optimal technical solution of the utility model, the stirring shaft includes rotating shaft one and rotating shaft two, and rotating shaft one and rotating shaft two are connected by installing screws. Rotating shaft one is rotatably connected to the middle part of the tank cover on the filter tank, and a stirring rod is provided on the surface of rotating shaft two.

[0012] As a preferred technical solution of the utility model, the driving mechanism includes a second motor and a driven gear. A second motor frame is provided at the top of the upper tank cover of the filter tank. The second motor is arranged inside the second motor frame. The driven gear is arranged at the top of the rotating shaft one. The transmission shaft of the second motor is equipped with a driving gear, and the driving gear is meshed and connected with the driven gear.

[0013] As a preferred technical solution of the utility model, a cylinder is provided on both sides of the filter tank, and support plate 2 is provided on both sides of the filter tank. The top of support plate 2 is set on the cylinder, and the telescopic end of the cylinder is connected to a connecting frame, and one end of the connecting frame is connected to the top of the tank cover on the filter tank.

[0014] Compared with the related art, the acetone waste liquid recovery device provided by the utility model has the following beneficial effects:

[0015] The suspended matter in the acetone waste liquid can be initially filtered by the set collection tank and the filter frame inside it, and the toxic substances in the acetone waste liquid can be adsorbed by the set activated carbon plate, and the waste liquid in the collection tank is pumped into the filter tank by the water pump. The set driving mechanism can drive the rotation of the stirring shaft to make the liquid inside it flow fully, so that the filtration is more thorough. At the same time, the set filter frame and filter cartridge are both detachable, which is convenient for the centralized collection and treatment of the separated impurities. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 This is one of the structural schematic diagrams of the collection tank of the utility model;

[0018] Figure 3 This is the second structural schematic diagram of the collection tank of the utility model;

[0019] Figure 4 This is one of the structural schematic diagrams of the filter tank of the utility model;

[0020] Figure 5 This is the second structural schematic diagram of the filter tank of the utility model;

[0021] Figure 6 For this utility model Figure 5 A schematic diagram of the enlarged structure at point A;

[0022] Figure 7 For this utility model Figure 5 Schematic diagram of the enlarged structure at B.

[0023] In the figure: 1, support bottom plate; 2, collection tank; 201, slide; 3, filter frame; 301, connecting shaft; 302, handle; 303, slider; 4, hot air blower; 401, support plate 1; 402, air outlet pipe; 5, vibration motor; 501, motor frame 1; 6, activated carbon plate; 7, water pump; 701, liquid inlet pipe 1; 702, liquid outlet pipe 1; 703, liquid outlet pipe 2; 8, filter tank; 801, support Ring; 802, liquid outlet pipe three; 803, control valve; 9, filter cartridge; 10, stirring shaft; 1001, rotating shaft one; 1002, rotating shaft two; 1003, mounting screws; 11, driving mechanism; 1101, motor frame two; 1102, motor two; 1103, driving gear; 1104, driven gear; 12, liquid inlet pipe two; 13, cylinder; 1301, support plate two; 1302, connecting frame. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-7 The utility model provides an acetone waste liquid recovery device, comprising a supporting bottom plate 1, a collecting tank 2 and a filtering tank 8 are arranged at the top of the supporting bottom plate 1, a removable filtering frame 3 is arranged inside the collecting tank 2, and impurities in the filtering frame 3 are conveniently taken out, an activated carbon plate 6 is arranged inside the collecting tank 2 and at the bottom of the filtering frame 3, and impurities in the waste liquid can be adsorbed, a water pump 7 is arranged at the top of the supporting bottom plate 1 and between the collecting tank 2 and the filtering tank 8, and the water inlet end and the water outlet end of the water pump 7 are respectively connected to the collecting tank 2 and the filtering tank 8, and the liquid in the collecting tank 2 is conveniently pumped into the filtering tank 8, and the filtering tank 8 is provided with a removable filtering plate 6. The filter cartridge 9 is provided with a detachable stirring shaft 10 inside the filter cartridge 9. The tops of the collecting tank 2 and the filter tank 8 are both provided with tank covers. A driving mechanism 11 for driving the stirring shaft 10 to rotate is provided above the tank cover at the top of the filter tank 8, so as to enhance the fluidity of the waste liquid and make it filter more thoroughly. A second liquid inlet pipe 12 is provided on one side of the top of the tank cover on the filter tank 8, and the second liquid inlet pipe 12 penetrates the tank cover on the filter tank 8 and is placed inside the tank cover, so as to facilitate the connection with an external water pipe and clean the filter tank 8. Cylinders 13 are provided on both sides of the filter tank 8, so as to facilitate opening the tank cover on the filter tank 8 and taking out the filter cartridge 9 therein, so as to collect the impurities separated therein;

[0026] The filter rack 3 is composed of three layers of filter plates, and the filter plates are spaced apart from each other, and the filter hole diameters of the filter plates gradually decrease downward, so that it can filter as many impurities as possible. A connecting shaft 301 is provided inside the filter rack 3, and a handle 302 is provided at the top of the connecting shaft 301. Slide blocks 303 are provided on both sides of the filter plate located above. Slide grooves 201 are provided on the inner walls of both sides of the collection tank 2, and the slide blocks 303 are slidably connected with the slide grooves 201, so that the handle 302 is pulled to slide the slide block 303 in the slide groove 201, thereby taking the filter rack 3 out of the collection tank 2;

[0027] Motor frames 501 are provided on both sides of the collection tank 2, and a vibration motor 5 is provided inside the motor frame 501. The vibration of the vibration motor 5 drives the vibration of the filter frame 3, so that the liquid inside it vibrates, making the filtration more ideal. A support plate 401 is provided on one side of the collection tank 2, and a hot air blower 4 is provided on the top of the support plate 401. An air outlet pipe 402 is provided at the air outlet end of the hot air blower 4, and the air outlet pipe 402 penetrates the side wall of the collection tank 2 and communicates with the inside of the collection tank 2, so as to dry the impurities in the filter frame 3 and facilitate their collection.

[0028] The water inlet end of the water pump 7 is provided with a liquid inlet pipe 1 701, and one end of the liquid inlet pipe 1 701 penetrates one side of the collecting tank 2 and is placed inside the collecting tank 2. The water outlet end of the water pump 7 is provided with a liquid outlet pipe 1 702, and one end of the liquid outlet pipe 1 702 is connected to a liquid outlet pipe 2 703 through a flange, and one end of the liquid outlet pipe 2 703 penetrates the tank cover on the filtering tank 8 and is placed inside the filtering tank 8. The water pump 7 is started, and the waste liquid in the collecting tank 2 is injected into the filtering tank 8 through the liquid inlet pipe 1 701, the liquid outlet pipe 1 702 and the liquid outlet pipe 2 703;

[0029] A support ring 801 is provided at the top of the filter tank 8 for placing the filter cartridge 9, and the top of the filter cartridge 9 is placed at the top of the support ring 801. A liquid outlet pipe 3 802 is provided at one side of the bottom of the filter tank 8. A control valve 803 is provided on the surface of the liquid outlet pipe 3 802 to facilitate controlling the liquid outlet speed.

[0030] The stirring shaft 10 includes a rotating shaft 1001 and a rotating shaft 1002, and the rotating shaft 1001 and the rotating shaft 1002 are connected by installing screws 1003. The rotating shaft 1001 is rotatably connected to the middle part of the tank cover on the filter tank 8. The surface of the rotating shaft 1002 is provided with a stirring rod, which is convenient for disassembling the rotating shaft 1001 and the rotating shaft 1002, and also convenient for taking out the filter cartridge 9.

[0031] The driving mechanism 11 includes a second motor 1102 and a driven gear 1104. The top of the tank cover of the filter tank 8 is provided with a second motor frame 1101. The second motor 1102 is arranged inside the second motor frame 1101. The driven gear 1104 is arranged at the top of the rotating shaft 1001. The transmission shaft of the second motor 1102 is installed with a driving gear 1103, and the driving gear 1103 is meshed and connected with the driven gear 1104. When the second motor 1102 is started, the transmission shaft of the second motor 1102 drives the driving gear 1103 to rotate. Since the driving gear 1103 is meshed and connected with the driven gear 1104, the driving gear 1103 drives the driven gear 1104 to rotate, thereby driving the stirring shaft 10 and the stirring rod on the surface thereof to rotate;

[0032] A cylinder 13 is provided on both sides of the filter tank 8, and a support plate 1301 is provided on both sides of the filter tank 8. The top of the support plate 1301 is provided on the cylinder 13, and the telescopic end of the cylinder 13 is connected to a connecting frame 1302, and one end of the connecting frame 1302 is connected to the top of the tank cover on the filter tank 8. When the cylinder 13 is started, the telescopic end of the cylinder 13 drives the connecting frame 1302 to move, and then drives the tank cover on the filter tank 8 to move upward, so as to facilitate the removal of the filter cartridge 9 therein, thereby removing the separated impurities therein.

[0033] When in use, first open the tank cover on the collecting tank 2, inject the acetone waste liquid into the collecting tank 2, filter the suspended matter in the waste liquid through the filter frame 3, and start the vibration motor 5 at the same time. The vibration of the vibration motor 5 drives the vibration of the filter frame 3 to make the filtration more thorough. Then, the activated carbon plate 6 can adsorb the toxic substances in the waste liquid, and then start the water pump 7. The waste liquid in the collecting tank 2 is injected into the filter tank 8 through the liquid inlet pipe 1 701, the liquid outlet pipe 1 702 and the liquid outlet pipe 2 703. At the same time, start the motor 2 1102. The transmission shaft of the motor 2 1102 drives the rotation of the driving gear 1103. Since the driving gear 1103 is meshed and connected with the driven gear 1104, the driving gear 1103 drives the rotation of the driven gear 1104, thereby driving the stirring shaft 10 and the stirring rod on the surface thereof to rotate, so that the liquid therein is better filtered. After the filtration is completed, open the control valve 803 to discharge the liquid through the liquid outlet pipe 3 802.

[0034] After the waste liquid is discharged, the hot air blower 4 is started to blow hot air into the collection tank 2 through the air outlet pipe 402 to dry the impurities separated in the filter frame 3. After drying, the handle 302 is pulled to drive the slider 303 to slide in the slide groove 201, so as to take out the filter frame 3, collect the impurities therein, and then separate the liquid outlet pipe 1 702 from the liquid outlet pipe 2 703, start the cylinder 13, and the telescopic end of the cylinder 13 extends to drive the connecting frame 1302 to move upward, thereby driving the tank cover on the filter tank 8 to move upward, and then remove the mounting screws 1003, separate the rotating shaft 1001 from the rotating shaft 2 1002, pull the handle on the filter cartridge 9, and take the filter cartridge 9 out of the filter tank 8, so as to discharge the separated impurities therein.

[0035] 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. An acetone waste liquid recovery device, comprising a supporting base plate (1), characterized in that: A collecting tank (2) and a filtering tank (8) are provided at the top of the supporting bottom plate (1), a removable filtering frame (3) is provided inside the collecting tank (2), an activated carbon plate (6) is provided inside the collecting tank (2) and at the bottom of the filtering frame (3), a water pump (7) is provided at the top of the supporting bottom plate (1) and between the collecting tank (2) and the filtering tank (8), and the water inlet and outlet of the water pump (7) are respectively connected to the collecting tank (2) and the filtering tank (8), a removable filtering cartridge (9) is provided inside the filtering tank (8), a detachable stirring shaft (10) is provided inside the filtering cartridge (9), the tops of the collecting tank (2) and the filtering tank (8) are both provided with tank covers, and a driving mechanism (11) for driving the stirring shaft (10) to rotate is provided above the tank cover at the top of the filtering tank (8).

2. The acetone waste liquid recovery device according to claim 1, characterized in that: The filter frame (3) is composed of three layers of filter plates, and the filter plates are spaced apart from each other, and the filter hole diameters of the filter plates gradually decrease downwards. A connecting shaft (301) is provided inside the filter frame (3), and a handle (302) is provided at the top of the connecting shaft (301). Slide blocks (303) are provided on both sides of the filter plate located above. Slide grooves (201) are provided on the inner walls of both sides of the collection tank (2), and the slide blocks (303) are slidably connected to the slide grooves (201).

3. The acetone waste liquid recovery device according to claim 1, characterized in that: Motor frames (501) are provided on both sides of the collection tank (2), a vibration motor (5) is provided inside the motor frame (501), a support plate (401) is provided on one side of the collection tank (2), a hot air blower (4) is provided on the top of the support plate (401), an air outlet pipe (402) is provided at the air outlet end of the hot air blower (4), and the air outlet pipe (402) passes through the side wall of the collection tank (2) and communicates with the interior of the collection tank (2).

4. The acetone waste liquid recovery device according to claim 1, characterized in that: The water inlet end of the water pump (7) is provided with a liquid inlet pipe 1 (701), and one end of the liquid inlet pipe 1 (701) passes through one side of the collecting tank (2) and is placed inside the collecting tank (2). The water outlet end of the water pump (7) is provided with a liquid outlet pipe 1 (702), one end of the liquid outlet pipe 1 (702) is connected to a liquid outlet pipe 2 (703) via a flange, and one end of the liquid outlet pipe 2 (703) passes through a tank cover at the top end of the filter tank (8) and is placed inside the filter tank (8).

5. The acetone waste liquid recovery device according to claim 1, characterized in that: A support ring (801) is provided at the top end of the filter tank (8), and the top end of the filter cartridge (9) is placed on the top end of the support ring (801). A liquid outlet pipe (802) is provided on one side of the bottom end of the filter tank (8), and a control valve (803) is provided on the surface of the liquid outlet pipe (802).

6. The acetone waste liquid recovery device according to claim 1, characterized in that: The stirring shaft (10) comprises a rotating shaft 1 (1001) and a rotating shaft 2 (1002), and the rotating shaft 1 (1001) and the rotating shaft 2 (1002) are connected via mounting screws (1003), the rotating shaft 1 (1001) is rotatably connected to the middle part of the tank cover of the filter tank (8), and a stirring rod is provided on the surface of the rotating shaft 2 (1002).

7. The acetone waste liquid recovery device according to claim 6, characterized in that: The driving mechanism (11) comprises a second motor (1102) and a driven gear (1104); a second motor frame (1101) is provided at the top of the upper tank cover of the filter tank (8); the second motor (1102) is arranged inside the second motor frame (1101); the driven gear (1104) is arranged at the top of the first rotating shaft (1001); a driving gear (1103) is installed on the transmission shaft of the second motor (1102); and the driving gear (1103) is meshedly connected with the driven gear (1104).

8. The acetone waste liquid recovery device according to claim 1, characterized in that: A cylinder (13) is provided on both sides of the filter tank (8), and a second support plate (1301) is provided on both sides of the filter tank (8). The cylinder (13) is provided with a top end of the second support plate (1301), and a connecting frame (1302) is connected to the telescopic end of the cylinder (13), and one end of the connecting frame (1302) is connected to the top end of a tank cover on the filter tank (8).

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