Liquid caustic soda sewage treatment feeding device

Abstract

The utility model provides a liquid caustic soda sewage treatment feeding device. The caustic soda liquid sewage treatment adding device is characterized in that a sewage treatment pool is fixedly connected to the top of a bottom plate, a dissolving tank is installed at the position, close to one side, of the top of the sewage treatment pool, a sealing cover is installed at the top end of the dissolving tank, a driving assembly is installed at the top of the sealing cover, and a rotating shaft is installed at the output end of the driving assembly; and a mounting block is mounted at the bottom end of the rotating shaft. According to the liquid caustic soda sewage treatment feeding device provided by the utility model, granular chemicals entering the sewage treatment tank can be ground through the structure, so that the granular chemicals are dissolved with sewage in the dissolving tank, the dissolving speed of the granular chemicals can be increased, and then the sewage mixed with the chemicals is injected into the sewage treatment tank, so that the sewage treatment effect is improved. And the stirring assembly is matched for complete mixing, so that the dissolution speed of the granular medicament is improved, and the efficiency of liquid alkali sewage treatment is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of liquid caustic soda sewage treatment dosing, in particular to a liquid caustic soda sewage treatment dosing device. Background Technique

[0002] Acid-base wastewater is one of the most common types in wastewater treatment. Acidic wastewater mainly comes from steel mills, chemical plants, dye factories, electroplating factories, mines, etc. The wastewater treatment should focus on treating various harmful substances or heavy metal salts. The mass fraction of acid in wastewater treatment varies greatly, with the lower being less than 1% and the higher being greater than 10%.

[0003] In the process of liquid caustic soda sewage treatment, the substances added mainly include flocculants and coagulants. The function of these additives is to help improve the effect of sewage treatment, including but not limited to increasing the sedimentation speed of suspended solids, reducing the COD and chromaticity indexes of water, etc.

[0004] In the process of liquid caustic soda sewage treatment, the chemicals to be added are in powder and granular forms. The traditional dosing device directly puts the chemicals into the liquid caustic soda sewage and stirs them for dissolution with a mixer. In this process, the granular chemicals dissolve slowly and sink to the bottom, thus affecting the efficiency of liquid caustic soda sewage treatment.

[0005] Therefore, it is necessary to provide a liquid caustic soda sewage treatment dosing device to solve the above technical problems. Content of the Utility Model

[0006] The utility model provides a liquid caustic soda sewage treatment dosing device, which solves the problem that when the granular liquid caustic soda sewage treatment chemicals are directly put into the liquid caustic soda sewage and dissolved by large-scale stirring, the granular chemicals dissolve slowly and sink to the bottom, thus affecting the efficiency of liquid caustic soda sewage treatment.

[0007] To solve the above technical problems, the liquid caustic soda sewage treatment dosing device provided by the utility model includes: a bottom plate;

[0008] A sewage treatment tank, which is fixedly connected to the top of the bottom plate. A dissolution tank is installed at a position near one side of the top of the sewage treatment tank. A sealing cover is installed at the top of the dissolution tank. A driving assembly is installed on the top of the sealing cover. A rotating shaft is installed at the output end of the driving assembly. An installation block is installed at the bottom end of the rotating shaft. Grinding rods are fixedly connected to the opposite sides of the outer surface of the installation block. Collection plates are fixedly connected to the tops of the grinding rods. An installation ring is fixedly connected to the middle position of the outer surface of the rotating shaft. A plurality of stirring frames are installed on the outer surface of the installation ring. A connecting pipe with a solenoid valve is installed at the bottom position of the outer surface of the dissolution tank. A dosing pipe is installed on the top of the sealing cover;

[0009] The conveying assembly is installed on one side of the sewage treatment tank. A suction pipe is installed at the inlet of the conveying assembly, and a conveying pipe is installed at the outlet of the conveying assembly. A stirring assembly is installed on the top of the sewage treatment tank.

[0010] The bottoms of the grinding rod and the mounting block are both in contact with the bottom of the inner wall of the dissolving tank, but it does not affect their rotation. The collecting plate is arc-shaped and can collect the sedimented granular medicament to the position where the grinding rod contacts the dissolving tank during rotation. The other end of the solenoid valve is connected to the top of the sewage treatment tank through a pipeline. The conveying assembly includes a frame, a housing, and a conveying pump. The other end of the conveying pipe is connected to the top of the sealing cover.

[0011] Preferably, a control box is installed on one side of the sewage treatment tank, and a box door is rotatably connected to the other side of the control box.

[0012] An electric switch and a controller for controlling the operation of the equipment on the control bottom plate are installed inside the control box.

[0013] Preferably, a mounting base is installed on the front of the sewage treatment tank, a control switch is installed on the front of the mounting base, a sewage inlet pipe is installed on the top of the sewage treatment tank, and a sewage discharge pipe is installed at the position of the bottom on one side of the sewage treatment tank.

[0014] The control switch can manually control the operation of the equipment on the control bottom plate, and waterproof treatment is done between the mounting base and the control switch.

[0015] Preferably, the driving assembly includes a protective shell with heat dissipation holes provided on both the front and back surfaces, and a driving motor is installed inside the protective shell.

[0016] The output end of the driving motor is connected to the top end of the rotating shaft.

[0017] Preferably, the stirring assembly includes a mounting shell, a stirring motor is installed inside the mounting shell, and a rotating rod is installed at the output end of the stirring motor.

[0018] The rotating rod penetrates through the top of the sewage treatment tank and the bottom of the mounting shell.

[0019] Preferably, fixing rings are installed on the outer surface and the bottom end of the rotating rod, and stirring rods are installed on the opposite sides of the outer surfaces of the fixing rings.

[0020] The position of the stirring rod refers to Figure 5 .

[0021] Compared with the related art, the liquid caustic soda sewage treatment dosing device provided by the present utility model has the following beneficial effects:

[0022] The utility model provides a dosing device for liquid caustic soda sewage treatment. In order to accelerate the dissolution rate of the dosing agent for liquid caustic soda sewage treatment, a dissolution tank is first installed on the top of the sewage treatment tank. Then, the driving component is installed on the dissolution tank through a sealing cover. At the output end of the driving component, two grinding rods with collecting plates are installed through a rotating shaft and a mounting block. Then, only a plurality of stirring frames arranged in a staggered manner up and down are installed on the outer surface of the rotating shaft through a mounting ring. The grinding rods are in contact with the bottom of the inner wall of the dissolution tank and cooperate with each other to grind the particulate agent that has sunk to the bottom. And the grinding is carried out synchronously with the stirring of the stirring frames, accelerating the dissolution of the particulate agent. Through this structure, the particulate agent entering the sewage treatment tank can be ground to dissolve it first with the sewage inside the dissolution tank, which can accelerate the dissolution rate of the particulate agent. Then, the sewage mixed with the agent is injected into the interior of the sewage treatment tank, and then it is completely mixed with the cooperation of the stirring component, which is beneficial to improving the dissolution rate of the particulate agent and improving the efficiency of liquid caustic soda sewage treatment. Description of the Drawings

[0023] Figure 1 It is a schematic structural diagram of a preferred embodiment of the dosing device for liquid caustic soda sewage treatment provided by the utility model;

[0024] Figure 2 It is a schematic structural diagram of the special-shaped stirring frame provided by the utility model;

[0025] Figure 3 It is a schematic structural diagram of the electromagnetic valve provided by the utility model;

[0026] Figure 4 It is a schematic structural diagram of the heat dissipation hole provided by the utility model;

[0027] Figure 5 It is a schematic structural diagram of the fixed ring provided by the utility model.

[0028] Reference numerals in the drawings: 1, bottom plate; 2, sewage treatment tank; 3, control box; 4, box door; 5, conveying component; 6, suction pipe; 7, conveying pipe; 8, dosing pipe; 9, driving component, 901, protective shell, 902, driving motor, 903, heat dissipation hole; 10, sealing cover; 11, stirring component, 111, mounting shell, 112, stirring motor, 113, rotating rod, 114, stirring rod, 115, fixed ring; 12, dissolution tank; 13, control switch; 14, mounting base; 15, grinding rod; 16, mounting block; 17, collecting plate; 18, electromagnetic valve; 19, connecting pipe; 20, stirring frame; 21, mounting ring; 22, rotating shaft; 23, sewage discharge pipe; 24, sewage inlet pipe. Detailed Embodiment

[0029] The following further describes the present utility model in conjunction with the drawings and embodiments.

[0030] Please refer toFigure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 , where Figure 1 is a schematic structural diagram of a preferred embodiment of the liquid caustic soda sewage treatment dosing device provided by the present utility model; Figure 2 is a schematic structural diagram of the special-shaped stirring frame provided by the present utility model; Figure 3 is a schematic structural diagram of the solenoid valve provided by the present utility model;

[0031] Figure 4 is a schematic structural diagram of the heat dissipation holes provided by the present utility model; Figure 5 is a schematic structural diagram of the fixing ring provided by the present utility model. The liquid caustic soda sewage treatment dosing device includes: a bottom plate 1;

[0032] a sewage treatment tank 2, the sewage treatment tank 2 is fixedly connected to the top of the bottom plate 1, a dissolution tank 12 is installed at a position near one side of the top of the sewage treatment tank 2, a sealing cover 10 is installed at the top of the dissolution tank 12, a driving assembly 9 is installed on the top of the sealing cover 10, a rotating shaft 22 is installed at the output end of the driving assembly 9, an installation block 16 is installed at the bottom end of the rotating shaft 22, grinding rods 15 are fixedly connected to opposite sides of the outer surface of the installation block 16, collecting plates 17 are fixedly connected to the tops of the grinding rods 15, an installation ring 21 is fixedly connected to the middle position of the outer surface of the rotating shaft 22, a plurality of stirring frames 20 are installed on the outer surface of the installation ring 21, a connecting pipe 19 with a solenoid valve 18 is installed at the bottom position of the outer surface of the dissolution tank 12, and a dosing pipe 8 is installed on the top of the sealing cover 10;

[0033] a conveying assembly 5, the conveying assembly 5 is installed on one side of the sewage treatment tank 2, a suction pipe 6 is installed at the inlet of the conveying assembly 5, a conveying pipe 7 is installed at the outlet of the conveying assembly 5, and a stirring assembly 11 is installed on the top of the sewage treatment tank 2;

[0034] The bottoms of the grinding rods 15 and the installation block 16 are in contact with the bottom of the inner wall of the dissolution tank 12, but it does not affect their rotation. The collecting plate 17 is arc-shaped and can collect the sedimented granular medicament to the position where the grinding rod 15 contacts the dissolution tank 12 during rotation. The other end of the solenoid valve 18 is connected to the top of the sewage treatment tank 2 through a pipeline. The conveying assembly 5 includes a frame body, a housing and a conveying pump. The other end of the conveying pipe 7 is connected to the top of the sealing cover 10, the other end of the suction pipe 6 is connected to one side of the sewage treatment tank 2, and the shape of the stirring frame 20 refers to Figure 2 .

[0035] A control box 3 is installed on one side of the sewage treatment tank 2, and a box door 4 is rotatably connected to the other side of the control box 3;

[0036] A lock is provided on the box door 4, and a power switch and a controller for controlling the operation of the equipment on the control board 1 are installed inside the control box 3.

[0037] An installation base 14 is installed on the front of the sewage treatment tank 2. A control switch 13 is installed on the front of the installation base 14. A sewage inlet pipe 24 is installed on the top of the sewage treatment tank 2. A sewage discharge pipe 23 is installed at the bottom on one side of the sewage treatment tank 2.

[0038] The control switch 13 can manually control the operation of the equipment on the board 1. Waterproof treatment is done between the installation base 14 and the control switch 13. A valve is installed on the sewage discharge pipe 23.

[0039] The driving component 9 includes a protective shell 901. Heat dissipation holes 903 are provided on both the front and back of the protective shell 901. A driving motor 902 is installed inside the protective shell 901.

[0040] The output end of the driving motor 902 is connected to the top end of the rotating shaft 22. The heat dissipation holes 903 are for auxiliary heat dissipation.

[0041] The stirring component 11 includes an installation shell 111. A stirring motor 112 is installed inside the installation shell 111. The output end of the stirring motor 112 is provided with a rotating rod 113.

[0042] The rotating rod 113 penetrates through the top of the sewage treatment tank 2 and the bottom of the installation shell 111. Heat dissipation holes 903 are also provided on the front of the installation shell 111.

[0043] Fixing rings 115 are installed on the outer surface and the bottom end of the rotating rod 113. Stirring rods 114 are installed on the opposite sides of the outer surface of the fixing rings 115.

[0044] The position of the stirring rod 114 refers to Figure 5 , and the stirring rod 114 rotates inside the sewage treatment tank 2.

[0045] The working principle of the liquid caustic sewage treatment dosing device provided by the present utility model is as follows:

[0046] First, install a dissolution tank 12 on the top of the sewage treatment tank 2. Then, install the driving assembly 9 on the dissolution tank 12 through the sealing cover 10. At the output end of the driving assembly 9, install two grinding rods 15 with collection plates 17 through the rotating shaft 22 and the mounting block 16. Then, only need to install a plurality of stirring frames 20 staggered up and down on the outer surface of the rotating shaft 22 through the mounting ring 21. The grinding rods 15 contact the bottom of the inner wall of the dissolution tank 12 and cooperate with each other to grind the sedimented granular medicament. And cooperate with the stirring frames 20 to carry out stirring and grinding synchronously to accelerate the dissolution of the granular medicament. During this process, the conveying assembly 5 pumps and injects part of the sewage in the sewage treatment tank 2 into the inside of the dissolution tank 12. After fully mixing it with the medicament, the electromagnetic valve 18 can be opened to inject the sewage mixed with the medicament into the sewage treatment tank 2 through the connecting pipe 19. Then, start the stirring assembly 11 to stir the sewage mixed with the medicament and the sewage in the sewage treatment tank 2 to accelerate the mixing speed.

[0047] Compared with the related technology, the liquid caustic soda sewage treatment dosing device provided by the present utility model has the following beneficial effects:

[0048] In order to accelerate the dissolution speed of the dosing medicament for liquid caustic soda sewage treatment, first install a dissolution tank 12 on the top of the sewage treatment tank 2. Then, install the driving assembly 9 on the dissolution tank 12 through the sealing cover 10. At the output end of the driving assembly 9, install two grinding rods 15 with collection plates 17 through the rotating shaft 22 and the mounting block 16. Then, only need to install a plurality of stirring frames 20 staggered up and down on the outer surface of the rotating shaft 22 through the mounting ring 21. The grinding rods 15 contact the bottom of the inner wall of the dissolution tank 12 and cooperate with each other to grind the sedimented granular medicament. And cooperate with the stirring frames 20 to carry out stirring and grinding synchronously to accelerate the dissolution of the granular medicament. Through this structure, the granular medicament entering the sewage treatment tank 2 can be ground and dissolved first with the sewage inside the dissolution tank 12, which can accelerate the dissolution speed of the granular medicament. Then, inject the sewage mixed with the medicament into the inside of the sewage treatment tank 2. Then, cooperate with the stirring assembly 11 to mix it completely, which is beneficial to improve the dissolution speed of the granular medicament and improve the efficiency of liquid caustic soda sewage treatment.

[0049] The above are only the embodiments of the present utility model, and do not limit the patent scope of the present utility model accordingly. Any equivalent structure or equivalent process transformation made by using the specification and drawings of the present utility model, or directly or indirectly applied to other related technical fields, shall be included in the patent protection scope of the present utility model by the same token.

Claims

1. A liquid caustic sewage treatment dosing device, characterized in that, Including: Bottom plate; Sewage treatment tank, the sewage treatment tank is fixedly connected to the top of the bottom plate, a dissolution tank is installed at a position near one side of the top of the sewage treatment tank, a sealing cover is installed at the top of the dissolution tank, a driving component is installed on the top of the sealing cover, a rotating shaft is installed at the output end of the driving component, an installation block is installed at the bottom end of the rotating shaft, grinding rods are fixedly connected to the opposite sides of the outer surface of the installation block, collecting plates are fixedly connected to the tops of the grinding rods, an installation ring is fixedly connected to the middle position of the outer surface of the rotating shaft, a plurality of stirring frames are installed on the outer surface of the installation ring, a connecting pipe with a solenoid valve is installed at the bottom position of the outer surface of the dissolution tank, and a dosing pipe is installed on the top of the sealing cover; Conveying component, the conveying component is installed on one side of the sewage treatment tank, a suction pipe is installed at the inlet of the conveying component, a conveying pipe is installed at the outlet of the conveying component, and a stirring component is installed on the top of the sewage treatment tank.

2. The liquid caustic soda sewage treatment dosing device according to claim 1, wherein, A control box is installed on one side of the sewage treatment tank, and a box door is rotatably connected to the other side of the control box.

3. The liquid caustic soda sewage treatment dosing device according to claim 1, characterized in that, An installation base is installed on the front of the sewage treatment tank, a control switch is installed on the front of the installation base, a sewage inlet pipe is installed on the top of the sewage treatment tank, and a sewage discharge pipe is installed at the bottom position on one side of the sewage treatment tank.

4. The liquid caustic soda sewage treatment dosing device according to claim 1, characterized in that, The driving component includes a protective shell, heat dissipation holes are formed in the front and back of the protective shell, and a driving motor is installed inside the protective shell.

5. The liquid caustic soda sewage treatment dosing device according to claim 1, wherein, The stirring component includes an installation shell, a stirring motor is installed inside the installation shell, and a rotating rod is installed at the output end of the stirring motor.

6. The liquid caustic soda sewage treatment dosing device according to claim 5, wherein, Fixing rings are installed on the outer surface and the bottom end of the rotating rod, and stirring rods are installed on the opposite sides of the outer surface of the fixing rings.

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