Chemical dosing device for wastewater treatment

Abstract

The utility model discloses a dosing device for wastewater treatment, which comprises a base, a mounting seat is arranged on the base, a treatment bin is fixed on the mounting seat, a liquid supply mechanism is arranged on one side of the treatment bin, a blow-off pipe is arranged in the mounting seat, the blow-off pipe is communicated with the bottom of the treatment bin, a cover plate is arranged at the top of the treatment bin, and a plurality of medicine supply pipes are arranged on the cover plate. A supporting frame is installed in the center of the top of the cover plate, a motor is installed at the top of the supporting frame, the driving end of the motor is connected with a stirring mechanism through a coupler, a filter screen is further arranged in the treatment bin, a drainage pipe is arranged on the outer side of the filter screen, and filtered and treated wastewater is intensively discharged through the drainage pipe. The sewage treatment device has the advantages that various agents can be added and mixed at the same time, meanwhile, water quality detection can be carried out in real time, wastewater in the treatment bin is filtered, sludge treatment is also carried out at the bottom through continuous stirring, and the wastewater treatment process is accelerated.

Description

Technical Field

[0001] The utility model belongs to the technical field of wastewater treatment, and more specifically, particularly relates to a dosing device for wastewater treatment. Background Art

[0002] At present, a Chinese patent with publication number CN214399863U discloses a dosing device for wastewater treatment, which belongs to the field of wastewater treatment and includes a mixing barrel and a grinding barrel; the mixing barrel is provided with a mixing assembly, which includes a mixing bracket, a mixing motor, a mixing shaft and a mixing paddle; the grinding barrel is provided with a grinding assembly, which includes a grinding bracket, a grinding motor, a grinding shaft, a grinding disc and a grinding seat, the grinding bracket is installed on the top of the grinding barrel, the grinding motor is installed on the grinding bracket, the grinding shaft is rotatably connected to the grinding bracket and connected to the grinding motor, the lower part of the grinding shaft extends into the grinding barrel and is connected to the grinding disc, and the grinding seat is installed on the inner bottom wall of the grinding barrel; the bottom surface of the grinding disc and the top surface of the grinding seat are both conical, and the cone angle of the bottom surface of the grinding disc is smaller than the cone angle of the top surface of the grinding seat, and the grinding seat is also provided with a discharge port connected to the discharge port. The utility model has a reasonable design and can prevent the agglomerated medicine from being directly fed and prevent the medicine from adhering to the wastewater pool wall.

[0003] Although this device can be used for dosing, mixing and wastewater treatment, the effect of this device in treating wastewater is not good. Due to the particularity of wastewater treatment, different regions of the wastewater require different treatment agents, and sometimes multiple agents need to be mixed. The device cannot meet the function of adding multiple agents at the same time. At the same time, after the agent and wastewater are mixed, there will be waste residues, which cannot be filtered and the sludge at the bottom cannot be cleaned, thereby affecting the progress of wastewater treatment. Water quality testing is impossible, and actual testing must be carried out after drainage, which is very inconvenient. Utility Model Content

[0004] In view of the deficiencies of the prior art, the utility model provides a dosing device for wastewater treatment to solve the problems raised in the above background technology.

[0005] To achieve the above purpose, the utility model is implemented through the following technical solutions: a dosing device for wastewater treatment, comprising a base, a mounting seat is provided on the base, a treatment bin is fixed on the mounting seat, a liquid supply mechanism is provided on one side of the treatment bin, wastewater is supplied into the treatment bin through the liquid supply mechanism, a sewage pipe is provided in the mounting seat, the sewage pipe is connected to the bottom of the treatment bin, a cover plate is provided on the top of the treatment bin, a plurality of drug supply pipes are provided on the cover plate, the plurality of drug supply pipes are distributed in a circle, the tops of the plurality of drug supply pipes are connected to a dosing bin, a support frame is installed in the center of the top of the cover plate, a motor is installed on the top of the support frame, a stirring mechanism is connected to the driving end of the motor through a coupling, the stirring mechanism is arranged inside the treatment bin, a filter screen is also provided in the treatment bin, the filter screen is cylindrical in design, a drain pipe is provided on the outside of the filter screen, the filtered and cleaned wastewater is discharged centrally through the drain pipe, and a detection mechanism is provided on one side of the treatment bin, the specific situation of the wastewater after treatment is detected by the detection mechanism.

[0006] As an optional solution of the utility model, the liquid supply mechanism includes a lifting pump, one end of which is connected to a water inlet pipe, a liquid supply pipe is arranged on the top of the lifting pump, a pressure gauge is installed on the liquid supply pipe for detecting the flow pressure of the liquid supply, and one end of the liquid supply pipe is connected to the processing bin.

[0007] As an optional solution of the utility model, a plurality of openings are arranged in the medicine adding bin, each opening is connected to a medicine supply pipe, a sealing plate is installed on the top of the plurality of openings, a handle is arranged on the sealing plate, and a variety of medicines can be stored and placed through the different openings.

[0008] As an optional solution of the utility model, the stirring mechanism includes a stirring shaft, a coupling is connected to the top of the stirring shaft, a plurality of mixing plates are installed on the stirring shaft, the plurality of mixing plates are distributed in a circle and are used for mixing wastewater and treated water, and a plurality of mud removal plates are arranged at the end of the stirring shaft for cleaning mud in the wastewater.

[0009] As an optional solution of the utility model, a medicine mixing bin is further provided at the bottom of the cover plate, and the bottom of the medicine mixing bin is connected to a medicine discharge pipe, and an electromagnetic valve is installed on the medicine discharge pipe to control the discharge of mixed medicine. A rotating frame is provided in the medicine mixing bin, and the rotating frame is assembled on the stirring shaft. A plurality of medicine mixing rods are provided at the bottom of the rotating frame, and the medicine is continuously mixed by the plurality of medicine mixing rods.

[0010] As an optional solution of the utility model, the detection mechanism includes a detection cylinder, both ends of the detection cylinder are connected to detection connectors, one end of the detection connector is connected to the processing chamber, and the other end of the detection connector is provided with a switch knob to facilitate water inlet and water shutoff. One side of the detection cylinder is connected to a water quality detector, and the water quality detector is used to detect water quality changes in real time.

[0011] The utility model provides a dosing device for wastewater treatment, which has the following beneficial effects:

[0012] By setting up multiple ports of the dosing bin, adding designated agents, and selecting agents according to the basic conditions of the wastewater, the agents will be concentrated into the mixing bin, and the motor will be started to drive the stirring shaft to rotate, and the mixing rod in the mixing bin will be driven to rotate to mix the agents. The drugs are centrally added through the solenoid valve, and the mixed water is tested through the detection cylinder to observe the changes in values ​​to determine whether the requirements are met. The treated mixed wastewater can be filtered through the set filter net and discharged in a centralized manner. The remaining sewage and waste residues will be discharged from the bottom sewage pipe in a centralized manner. The desilting plate at the end of the stirring rod will perform desilting operations at the bottom to speed up the wastewater treatment. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Figure 2 It is a front view of the utility model;

[0015] Figure 3 It is the AA cross-sectional view of the utility model;

[0016] Figure 4 It is the BB cross-sectional view of the utility model;

[0017] Figure 5 It is the FF cross-sectional view of the utility model.

[0018] In the figure: 1. base; 2. lifting pump; 201. water inlet pipe; 202. pressure gauge; 203. liquid supply pipe; 3. mounting base; 4. detection joint; 401. switch knob; 5. detection cylinder; 6. water quality detector; 7. sewage pipe; 8. processing chamber; 801. drainage pipe; 802. filter screen; 9. cover plate; 901. drug supply pipe; 10. drug adding chamber; 11. sealing plate; 111. handle; 12. motor; 121. support frame; 13. stirring shaft; 131. mixing plate; 132. mud removal plate; 14. drug mixing chamber; 141. solenoid valve; 142. drug discharge pipe; 15. rotating frame; 151. drug mixing rod. DETAILED DESCRIPTION

[0019] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0020] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0021] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] See also Figures 1 to 5 The utility model provides a technical solution: a dosing device for wastewater treatment, comprising a base 1, a mounting seat 3 is arranged on the base 1, a processing chamber 8 is fixed on the mounting seat 3, a liquid supply mechanism is arranged on one side of the processing chamber 8, wastewater is supplied into the processing chamber 8 through the liquid supply mechanism, a sewage pipe 7 is arranged in the mounting seat 3, the sewage pipe 7 is connected to the bottom of the processing chamber 8, the liquid supply mechanism comprises a lifting pump 2, one end of the lifting pump 2 is connected to a water inlet pipe 201, a liquid supply pipe 203 is arranged on the top of the lifting pump 2, a pressure gauge 202 is installed on the liquid supply pipe 203, which is used for flow pressure detection of liquid supply, and the liquid supply pipe 20 One end is connected to the processing bin 8, a cover plate 9 is provided on the top of the processing bin 8, a plurality of drug supply pipes 901 are provided on the cover plate 9, the plurality of drug supply pipes 901 are distributed in a circle, the tops of the plurality of drug supply pipes 901 are connected to a drug adding bin 10, a plurality of bin openings are provided in the drug adding bin 10, each bin opening is correspondingly connected to a drug supply pipe 901, a sealing plate 11 is installed on the tops of the plurality of bin openings, a handle 111 is provided on the sealing plate 11, a plurality of liquid medicines can be stored and placed through different bin openings, and mixed and dosed, so as to carry out targeted dosing treatment for wastewater in different regional environments and accelerate the progress of wastewater treatment.

[0023] A support frame 121 is installed in the center of the top of the cover plate 9, and a motor 12 is installed on the top of the support frame 121. The driving end of the motor 12 is connected to a stirring mechanism through a coupling. The stirring mechanism is arranged inside the processing bin 8. The stirring mechanism includes a stirring shaft 13. The top of the stirring shaft 13 is connected to a coupling. A plurality of mixing plates 131 are installed on the stirring shaft 13. The plurality of mixing plates 131 are distributed in a circle and are used for mixing wastewater with treated liquid medicine. A plurality of mud removal plates 132 are arranged at the end of the stirring shaft 13 for cleaning mud residue in the wastewater to avoid long-term accumulation at the bottom. A filter screen 802 is also arranged in the processing bin 8. The filter screen 802 is cylindrical in design. A drain pipe 801 is arranged on the outside of the filter screen 802. The filtered and cleaned wastewater is discharged centrally through the drain pipe 801.

[0024] A medicine mixing bin 14 is also provided at the bottom of the cover plate 9. The bottom of the medicine mixing bin 14 is connected to a medicine discharge pipe 142. A solenoid valve 141 is installed on the medicine discharge pipe 142 to control the discharge of the mixed medicine. A rotating frame 15 is provided in the medicine mixing bin 14. The rotating frame 15 is assembled on the stirring shaft 13. A plurality of medicine mixing rods 151 are provided at the bottom of the rotating frame 15. The medicine can be continuously mixed by the plurality of medicine mixing rods 151 to achieve the best treatment effect. When the medicine enters the treatment bin 8 and reacts with the wastewater, the treatment effect is better and the speed is faster. A detection mechanism is provided on one side of the treatment bin 8. The specific situation of the wastewater after treatment is detected by the detection mechanism, which is convenient for the staff to record.

[0025] The detection mechanism includes a detection cylinder 5, both ends of which are connected to a detection connector 4, one end of the detection connector 4 is connected to a processing chamber 8, and the other end of the detection connector 4 is provided with a switch knob 401 for facilitating water inlet and water shutoff. One side of the detection cylinder 5 is connected to a water quality detector 6, and the water quality detector 6 is used to detect water quality changes in real time.

[0026] The specific usage and function of this embodiment are as follows: the designated reagents are added through the multiple ports of the dosing bin 10, and the reagents are selected according to the basic conditions of the wastewater. The reagents will be concentrated into the mixing bin 14, and the motor 12 will be started to drive the stirring shaft 13 to rotate, and the mixing rod 151 in the mixing bin 14 will be driven to rotate to mix the reagents. The drugs are centrally added through the solenoid valve 141, and the lifting pump 2 supplies the wastewater into the treatment bin 8, so that it is fully mixed with the reagents. The detection cylinder 5 will detect the mixed water, observe the changes in the values, and determine whether the requirements are met. The treated mixed wastewater can be filtered through the set filter screen 802 and discharged in a centralized manner. The remaining sewage and waste residues will be discharged in a centralized manner from the bottom sewage pipe, and the mud removal plate 132 at the end of the stirring rod will perform mud removal operations at the bottom to speed up the wastewater treatment.

[0027] The device embodiments described above are merely illustrative, wherein the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the scheme of this embodiment. Ordinary technicians in this field can understand and implement it without paying creative labor.

[0028] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A dosing device for wastewater treatment, characterized in that: The invention comprises a base (1), wherein a mounting seat (3) is arranged on the base (1), a processing chamber (8) is fixed on the mounting seat (3), a liquid supply mechanism is arranged on one side of the processing chamber (8), waste water is supplied into the processing chamber (8) through the liquid supply mechanism, a sewage discharge pipe (7) is arranged in the mounting seat (3), the sewage discharge pipe (7) is connected to the bottom of the processing chamber (8), a cover plate (9) is arranged on the top of the processing chamber (8), a plurality of drug supply pipes (901) are arranged on the cover plate (9), the plurality of drug supply pipes (901) are distributed in a circumferential manner, the tops of the plurality of drug supply pipes (901) are connected to a drug adding chamber (10), and the cover plate ( 9) A support frame (121) is installed at the center of the top, and a motor (12) is installed on the top of the support frame (121). The driving end of the motor (12) is connected to a stirring mechanism through a coupling. The stirring mechanism is arranged inside the processing chamber (8). A filter screen (802) is also arranged inside the processing chamber (8). The filter screen (802) is designed to be cylindrical. A drainage pipe (801) is arranged outside the filter screen (802). The filtered and cleaned wastewater is discharged centrally through the drainage pipe (801). A detection mechanism is arranged on one side of the processing chamber (8) to detect the specific conditions of the wastewater after treatment.

2. A dosing device for wastewater treatment according to claim 1, characterized in that: The liquid supply mechanism comprises a lifting pump (2), one end of the lifting pump (2) being connected to a water inlet pipe (201), a liquid supply pipe (203) being arranged on the top of the lifting pump (2), a pressure gauge (202) being installed on the liquid supply pipe (203) for detecting the flow rate and pressure of the liquid supply, and one end of the liquid supply pipe (203) being connected to a processing chamber (8).

3. A dosing device for wastewater treatment according to claim 1, characterized in that: The medicine adding bin (10) is provided with a plurality of bin openings, each bin opening being connected to a corresponding medicine supply pipe (901), a sealing plate (11) being installed on the top of the plurality of bin openings, and a handle (111) being provided on the sealing plate (11), so that a variety of medicine solutions can be stored and placed through the different bin openings.

4. A dosing device for wastewater treatment according to claim 1, characterized in that: The stirring mechanism comprises a stirring shaft (13), the top of the stirring shaft (13) being connected to a coupling, a plurality of mixing plates (131) being mounted on the stirring shaft (13), the plurality of mixing plates (131) being distributed in a circumference and used for mixing wastewater with treatment liquid, and a plurality of desludging plates (132) being arranged at the end of the stirring shaft (13) for cleaning mud residue in the wastewater.

5. A dosing device for wastewater treatment according to claim 1, characterized in that: A medicine mixing chamber (14) is also provided at the bottom of the cover plate (9); the bottom of the medicine mixing chamber (14) is connected to a medicine discharging pipe (142); a solenoid valve (141) is installed on the medicine discharging pipe (142) to control the discharge of mixed medicine solution; a rotating frame (15) is provided in the medicine mixing chamber (14); the rotating frame (15) is mounted on the stirring shaft (13); a plurality of medicine mixing rods (151) are provided at the bottom of the rotating frame (15); and the medicine solution is continuously mixed by the plurality of medicine mixing rods (151).

6. A dosing device for wastewater treatment according to claim 1, characterized in that: The detection mechanism comprises a detection cylinder (5), both ends of the detection cylinder (5) are connected to detection connectors (4), one end of the detection connector (4) is connected to a processing chamber (8), and the other end of the detection connector (4) is provided with a switch knob (401) for facilitating water inlet and water shutoff. One side of the detection cylinder (5) is connected to a water quality detector (6), and water quality changes are detected in real time through the water quality detector (6).

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