Liquid medicine mixing device for sewage treatment

Abstract

The utility model discloses a liquid medicine mixing device for sewage treatment, which comprises a fixed seat, a lifting device, a mixing device and a feeding device are arranged on the fixed seat, the mixing device comprises a tank body, a cover plate, a stirring shaft, stirring blades, a driving motor, a driving shaft and a linkage mechanism, the tank body is arranged on the fixed seat, and the cover plate is arranged on the tank body. The fixed seat is provided with a plurality of tank bodies, the upper parts of the tank bodies are respectively provided with a stirring blade and a stirring shaft which are matched with each other, the plurality of tank bodies can be used for simultaneously mixing liquid medicine, so that the liquid medicine can be mixed at the same time, and the liquid medicine can be mixed at the same time; and in the mixing process, the multiple stirring shafts are connected with the driving shaft through the linkage mechanism, so that the multiple stirring shafts can be conveniently driven by a single driving motor to operate together, the liquid medicine in the tank body is stirred, and the cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of liquid medicine mixing, and more specifically, it relates to a liquid medicine mixing device for sewage treatment. Background Art

[0002] When treating sewage, it is often necessary to inject a variety of drug mixtures to achieve the purification of sewage. At present, when a sewage treatment plant treats a large amount of sewage, generally multiple sewage tanks are set up, and multiple liquid medicine mixing devices are set up to improve the liquid medicine mixing efficiency, so as to meet the needs of multiple sewage tanks. However, the stirring mechanisms in the multiple liquid medicine mixing devices are respectively driven by driving devices, and lifting mechanisms are respectively provided on the stirring mechanisms to facilitate the removal of the stirring mechanisms. This method requires multiple driving devices and multiple lifting mechanisms, with high costs, and also needs to be controlled by control devices respectively; in addition, when drugs are injected into the existing mixing devices, they are generally directly poured into the mixing devices, and it is not easy to control the input amount of various liquid medicines, and there may be a large error in the ratio between various drugs. Content of the Utility Model

[0003] (1) Technical Problems to be Solved

[0004] Aiming at the problems existing in the prior art, the utility model provides a liquid medicine mixing device for sewage treatment to solve the technical problems mentioned in the background art.

[0005] (2) Technical Solutions

[0006] To achieve the above purpose, the utility model provides the following technical solutions: A liquid medicine mixing device for sewage treatment, including a fixed seat, on which a lifting device, a mixing device and a feeding device are provided. The mixing device includes a tank body, a cover plate, a stirring shaft, stirring blades, a driving motor, a driving shaft and a linkage mechanism. The tank body is arranged on the fixed seat, the stirring blades are sleeved outside the stirring shaft, the stirring shaft penetrates through the cover plate and is rotatably connected with the cover plate. The output shaft of the driving motor is connected with the driving shaft, and the driving shaft and the stirring shaft are connected through the linkage mechanism. The linkage mechanism includes a first bevel gear and a second bevel gear. The first bevel gear is fixedly sleeved outside the driving shaft, the second bevel gear is fixedly sleeved outside the stirring shaft, and the first bevel gear and the second bevel gear are meshed. The tank body, the cover plate, the stirring blades and the linkage mechanism are all provided with several groups, and the first bevel gears in several linkage mechanisms are all fixedly sleeved outside the driving shaft.

[0007] The present utility model is further configured such that the feeding device includes a first medicine tank, a second medicine tank, a first feeding hopper, and a second feeding hopper. A plurality of the first feeding hoppers and the second feeding hoppers are provided, and they are respectively arranged on a plurality of the cover plates. The bottoms of the first feeding hopper and the second feeding hopper penetrate through the cover plates and are arranged inside the tank body, and scale lines are provided on both the first feeding hopper and the second feeding hopper.

[0008] The present utility model is further configured such that the lifting device includes a lifting frame and a lifting cylinder. Two lifting cylinders are provided, and they are both arranged on the fixed seat. The telescopic ends of the two lifting cylinders penetrate through the fixed seat and are connected to both ends of the lifting frame. First guiding rods and second guiding rods are respectively provided at both ends of the lifting frame. The first guiding rod and the second guiding rod both penetrate through the fixed seat and are slidably connected to the fixed seat. Both ends of the driving shaft are rotatably connected to the lifting frame.

[0009] The present utility model is further configured such that a connecting frame is provided on the upper surface of the cover plate, and the top end of the connecting frame is fixedly connected to the lifting frame.

[0010] The present utility model is further configured such that both the first medicine tank and the second medicine tank are arranged on the lower surface of the lifting frame. A plurality of first medicine delivery pipes are provided at the bottom of the first medicine tank, and a first valve is provided on the first medicine delivery pipe. A plurality of second medicine delivery pipes are provided at the bottom of the second medicine tank, and a second valve is provided on the second medicine delivery pipe.

[0011] The present utility model is further configured such that a plurality of the first medicine delivery pipes are respectively arranged above a plurality of the first feeding hoppers, and a plurality of the second medicine delivery pipes are respectively arranged above a plurality of the second feeding hoppers.

[0012] The present utility model is further configured such that a third valve is provided near the bottom of the first feeding hopper, and a fourth valve is provided near the bottom of the second feeding hopper.

[0013] The present utility model is further configured such that a liquid outlet pipe is provided at the bottom of the tank body, a drain valve is provided on the liquid outlet pipe, and an avoidance groove matching the liquid outlet pipe is provided on the fixed seat.

[0014] (III) Beneficial effects

[0015] Compared with the prior art, the present utility model provides a liquid medicine mixing device for sewage treatment, having the following beneficial effects:

[0016] 1. In the present utility model, a plurality of tank bodies are provided on the fixed seat, and matching stirring blades and stirring shafts are arranged above the tank bodies. The liquid medicine can be mixed simultaneously through a plurality of tank bodies, improving the mixing efficiency. During the mixing process, a plurality of stirring shafts are connected to the driving shaft through a linkage mechanism, facilitating driving a plurality of stirring shafts to operate together by a single driving motor to stir the liquid medicine in the tank body and reducing costs.

[0017] 2. The present utility model is provided with a feeding device. A first medicine tank and a second medicine tank are provided, which can contain different liquid medicines respectively. Multiple first medicine delivery pipes and second medicine delivery pipes are used to deliver medicines to a first feeding hopper and a second feeding hopper above multiple tanks respectively, and the structure is simple.

[0018] 3. The present utility model is provided with a first feeding hopper and a second feeding hopper, and a third valve and a fourth valve are provided near the bottom of the first feeding hopper and the second feeding hopper. When the first medicine tank and the second medicine tank deliver medicines, the third valve and the fourth valve can be closed first, and the amounts of the two liquid medicines are controlled through scale lines, so that they are mixed in a certain proportion. After the medicine delivery is completed, the third valve and the fourth valve are opened again to enable the liquid medicine to enter the tank for stirring and mixing. Description of the Drawings

[0019] Figure 1 It is a schematic diagram of the overall structure of a liquid medicine mixing device for sewage treatment in the present utility model;

[0020] Figure 2 It is a schematic diagram of the structure of the lifting frame and the feeding device in the present utility model;

[0021] Figure 3 It is a schematic diagram of the connection structure between the lifting frame and the cover plate in the present utility model;

[0022] Figure 4 It is a schematic diagram of the structure of the fixed seat and the tank in the present utility model;

[0023] Figure 5 It is a schematic diagram of the structure of the lifting frame, the first medicine tank and the second medicine tank in the present utility model.

[0024] In the figure: 1. Fixed seat; 2. Tank; 3. Cover plate; 4. Stirring shaft; 5. Stirring blade; 6. Driving motor; 7. Driving shaft; 8. First bevel gear; 9. Second bevel gear; 10. First medicine tank; 11. Second medicine tank; 12. First feeding hopper; 13. Second feeding hopper; 14. Scale line; 15. Lifting frame; 16. Lifting cylinder; 17. First guide rod; 18. Second guide rod; 19. Connecting frame; 20. First medicine delivery pipe; 21. First valve; 22. Second medicine delivery pipe; 23. Second valve; 24. Third valve; 25. Fourth valve; 26. Liquid outlet pipe; 27. Drain valve; 28. Avoidance groove. Detailed Embodiment

[0025] It should be noted that, without conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. The present utility model will be described in detail below with reference to the drawings and in combination with the embodiments.

[0026] It should be noted that unless otherwise specified, all technical and scientific terms used in this application have the same meaning as commonly understood by those of ordinary skill in the technical field to which this application belongs.

[0027] In the present utility model, unless otherwise stated, the directions such as "upper" and "lower" are generally in reference to the directions shown in the drawings, or in the vertical, perpendicular or gravitational directions; similarly, for the convenience of understanding and description, "left" and "right" are generally in reference to the left and right shown in the drawings; "inside" and "outside" refer to the inside and outside relative to the contour of each component itself. However, the above directional terms are not used to limit the present utility model.

[0028] Please refer to Figures 1-5 , a liquid mixing device for sewage treatment, comprising a fixed seat 1. An elevating device, a mixing device and a feeding device are provided on the fixed seat 1. The mixing device includes a tank body 2, a cover plate 3, a stirring shaft 4, stirring blades 5, a driving motor 6, a driving shaft 7 and a linkage mechanism. The tank body 2 is arranged on the fixed seat 1. The stirring blades 5 are sleeved outside the stirring shaft 4. The stirring shaft 4 penetrates through the cover plate 3 and is rotatably connected to the cover plate 3. The output shaft of the driving motor 6 is connected to the driving shaft 7. The driving shaft 7 and the stirring shaft 4 are connected through the linkage mechanism. The linkage mechanism includes a first bevel gear 8 and a second bevel gear 9. The first bevel gear 8 is fixedly sleeved outside the driving shaft 7. The second bevel gear 9 is fixedly sleeved outside the stirring shaft 4. And the first bevel gear 8 and the second bevel gear 9 are meshed. The tank body 2, the cover plate 3, the stirring blades 5 and the linkage mechanism are all provided with several groups. And the first bevel gears 8 in several linkages are all fixedly sleeved outside the driving shaft 7. The elevating device includes an elevating frame 15 and an elevating cylinder 16. There are two elevating cylinders 16, and both are arranged on the fixed seat 1. The telescopic ends of the two elevating cylinders 16 penetrate through the fixed seat 1 and are connected to both ends of the elevating frame 15. First guide rods 17 and second guide rods 18 are respectively arranged at both ends of the elevating frame 15. The first guide rod 17 and the second guide rod 18 both penetrate through the fixed seat 1 and are slidably connected to the fixed seat 1. Both ends of the driving shaft 7 are rotatably connected to the elevating frame 15. A connecting frame 19 is arranged on the upper surface of the cover plate 3. The top end of the connecting frame 19 is fixedly connected to the elevating frame 15. A liquid outlet pipe 26 is arranged at the bottom of the tank body 2. A drain valve 27 is arranged on the liquid outlet pipe 26. An avoidance groove 28 matching with the liquid outlet pipe 26 is arranged on the fixed seat 1.

[0029] In this embodiment, different liquid medicines are contained in the first medicine tank 10 and the second medicine tank 11. The tank body 2 is placed on the fixed seat 1. The lifting cylinder 16 is started, and its contraction drives the lifting frame 15 to move downward, driving the stirring shaft 4 and the stirring blades 5 to move downward and insert into the lower tank body 2 until the cover plate 3 fits the tank body 2. At this time, medicine can be administered through the first medicine tank 10 and the second medicine tank 11. After the liquid medicine enters the tank body 2, the driving motor 6 is started to drive the driving shaft 7 to rotate, thereby driving a plurality of first bevel gears 8 to rotate, and driving the lower stirring shaft 4 and the stirring blades 5 to rotate through the second bevel gear 9 to stir and mix the liquid medicine in the tank body 2. After the mixing is completed, the driving motor 6 stops running, the drain valve 27 is opened, and the mixed liquid medicine in the tank body 2 is discharged and introduced into the subsequent process to treat the sewage.

[0030] Please refer to Figures 1-5 , as an implementation manner of the feeding device: The feeding device includes a first medicine tank 10, a second medicine tank 11, a first feeding hopper 12 and a second feeding hopper 13. A plurality of first feeding hoppers 12 and second feeding hoppers 13 are provided, and are respectively arranged on a plurality of cover plates 3. The bottoms of the first feeding hopper 12 and the second feeding hopper 13 penetrate through the cover plate 3 and are arranged in the tank body 2, and scale lines 14 are provided on both the first feeding hopper 12 and the second feeding hopper 13. The first medicine tank 10 and the second medicine tank 11 are both arranged on the lower surface of the lifting frame 15. A plurality of first medicine supply pipes 20 are provided at the bottom of the first medicine tank 10, and a first valve 21 is provided on the first medicine supply pipe 20. A plurality of second medicine supply pipes 22 are provided at the bottom of the second medicine tank 11, and a second valve 23 is provided on the second medicine supply pipe 22. A plurality of first medicine supply pipes 20 are respectively arranged above a plurality of first feeding hoppers 12, and a plurality of second medicine supply pipes 22 are respectively arranged above a plurality of second feeding hoppers 13. A third valve 24 is provided near the bottom of the first feeding hopper 12, and a fourth valve 25 is provided near the bottom of the second feeding hopper 13.

[0031] More specifically, when the first medicine tank 10 and the second medicine tank 11 administer medicine, first the first valve 21 on the first medicine supply pipe 20 is opened, and the second valve 23 on the second medicine supply pipe 22 is opened, and the third valve 24 and the fourth valve 25 are closed. The liquid medicine in the first medicine tank 10 enters the lower first feeding hopper 12, and the liquid medicine in the second medicine tank 11 enters the lower second feeding hopper 13. The amount of medicine in the first feeding hopper 12 and the second feeding hopper 13 is observed and controlled according to the scale lines 14. When the amount of liquid medicine reaches the required value, the first valve 21 and the second valve 23 are closed, and the third valve 24 and the fourth valve 25 are opened, and the liquid medicine in the first feeding hopper 12 and the second feeding hopper 13 is injected into the lower tank body 2 and stirred by the stirring blades 5.

[0032] In summary, when the overall device is in use or operation: Different liquid medicines are contained in the first medicine tank 10 and the second medicine tank 11. The tank body 2 is placed on the fixed seat 1. The lifting air cylinder 16 is started, and its contraction drives the lifting frame 15 to move downward, driving the stirring shaft 4 and the stirring blades 5 to move downward and insert into the lower tank body 2 until the cover plate 3 fits the tank body 2. At this time, medicine can be administered through the first medicine tank 10 and the second medicine tank 11. When the liquid medicine enters the tank body 2, the driving motor 6 is started to drive the driving shaft 7 to rotate, thereby driving a plurality of first bevel gears 8 to rotate, and driving the lower stirring shaft 4 and the stirring blades 5 to rotate through the second bevel gear 9 to stir and mix the liquid medicine in the tank body 2. After the mixing is completed, the driving motor 6 stops running, the drain valve 27 is opened, and the mixed liquid medicine in the tank body 2 is discharged and introduced into the subsequent process to treat the sewage.

[0033] When the first medicine tank 10 and the second medicine tank 11 administer medicine, first, the first valve 21 on the first medicine delivery pipe 20 is opened, and the second valve 23 on the second medicine delivery pipe 22 is opened, and the third valve 24 and the fourth valve 25 are closed. The liquid medicine in the first medicine tank 10 enters the lower first feed hopper 12, and the liquid medicine in the second medicine tank 11 enters the lower second feed hopper 13. The amount of medicine in the first feed hopper 12 and the second feed hopper 13 is observed and controlled according to the scale line 14. When the amount of liquid medicine reaches the required value, the first valve 21 and the second valve 23 are closed, and the third valve 24 and the fourth valve 25 are opened to inject the liquid medicine in the first feed hopper 12 and the second feed hopper 13 into the lower tank body 2 and stir it through the stirring blades 5.

[0034] In all the above-mentioned solutions, for the connection between two components, welding, connection with bolts and nuts, connection with bolts or screws, or other well-known connection methods can be selected according to the actual situation, which will not be elaborated one by one here. For those mentioned above involving fixed connection, welding is preferably considered. Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A liquid mixing device for sewage treatment, comprising a fixing seat (1), characterized in that: The fixed seat (1) is provided with a lifting device, a mixing device and a feeding device. The mixing device comprises a tank body (2), a cover plate (3), a stirring shaft (4), a stirring blade (5), a driving motor (6), a driving shaft (7) and a linkage mechanism. The tank body (2) is arranged on the fixed seat (1). The stirring blade (5) is sleeved outside the stirring shaft (4). The stirring shaft (4) passes through the cover plate (3) and is rotatably connected to the cover plate (3). The output shaft of the driving motor (6) is connected to the driving shaft (7). The driving shaft (7) and the stirring shaft (4) are connected to each other. ) are connected by the linkage mechanism, the linkage mechanism comprises a first bevel gear (8) and a second bevel gear (9), the first bevel gear (8) is fixedly sleeved outside the drive shaft (7), the second bevel gear (9) is fixedly sleeved outside the stirring shaft (4), and the first bevel gear (8) and the second bevel gear (9) are meshed, the tank body (2), the cover plate (3), the stirring blade (5) and the linkage mechanism are all provided with a plurality of groups, and the first bevel gears (8) in the plurality of linkage mechanisms are fixedly sleeved outside the drive shaft (7); the The loading device comprises a first medicine tank (10), a second medicine tank (11), a first feed hopper (12) and a second feed hopper (13), wherein the first feed hopper (12) and the second feed hopper (13) are provided in plurality and are respectively provided on a plurality of the cover plates (3), the bottom ends of the first feed hopper (12) and the second feed hopper (13) pass through the cover plates (3) and are provided in the tank body (2), and scale lines (14) are provided on the first feed hopper (12) and the second feed hopper (13); the lifting device comprises a lifting frame ( 15) and a lifting cylinder (16), two lifting cylinders (16) are provided and both are arranged on a fixed seat (1), the telescopic ends of the two lifting cylinders (16) penetrate the fixed seat (1) and are connected to the two ends of the lifting frame (15), the two ends of the lifting frame (15) are respectively provided with a first guide rod (17) and a second guide rod (18), the first guide rod (17) and the second guide rod (18) both penetrate the fixed seat (1) and are slidably connected to the fixed seat (1), and the two ends of the driving shaft (7) are rotatably connected to the lifting frame (15).

2. A liquid medicine mixing device for sewage treatment according to claim 1, characterized in that: A connecting frame (19) is provided on the upper surface of the cover plate (3), and the top end of the connecting frame (19) is fixedly connected to the lifting frame (15).

3. The liquid mixing device for sewage treatment according to claim 1, characterized in that: The first medicine tank (10) and the second medicine tank (11) are both arranged on the lower surface of the lifting frame (15), and a plurality of first drug delivery tubes (20) are arranged at the bottom of the first medicine tank (10), and a first valve (21) is arranged on the first drug delivery tube (20); and a plurality of second drug delivery tubes (22) are arranged at the bottom of the second medicine tank (11), and a second valve (23) is arranged on the second drug delivery tube (22).

4. A liquid medicine mixing device for sewage treatment according to claim 3, characterized in that: A plurality of the first drug delivery tubes (20) are respectively arranged above a plurality of the first feed hoppers (12), and a plurality of the second drug delivery tubes (22) are respectively arranged above a plurality of the second feed hoppers (13).

5. The liquid mixing device for sewage treatment according to claim 1, characterized in that: The first feed hopper (12) is provided with a third valve (24) near the bottom, and the second feed hopper (13) is provided with a fourth valve (25) near the bottom.

6. The liquid mixing device for sewage treatment according to claim 1, characterized in that: A liquid outlet pipe (26) is provided at the bottom of the tank body (2), a liquid discharge valve (27) is provided on the liquid outlet pipe (26), and an avoidance groove (28) cooperating with the liquid outlet pipe (26) is provided on the fixing seat (1).

Images