Accurate medicament adding device for sedimentation tank

Abstract

The device comprises a base, a mixing mechanism and two quantifying mechanisms are arranged on the upper side of the base, each quantifying mechanism comprises a quantifying box, a threaded cylinder, a conveying pipe and a quantifying plate, the quantifying boxes are arranged on the upper side of the base, and a supporting frame is fixedly installed between the inner walls of the upper ends of the quantifying boxes; the threaded cylinder is rotationally installed between the supporting frames, a threaded groove is formed in the conveying pipe, the conveying pipe is in threaded connection with the threaded cylinder through the threaded groove, and the quantifying plate is slidably installed in the quantifying box. According to the accurate medicament adding device of the sedimentation tank, the dosing amount of the quantifying mechanism can be adjusted to the required volume according to the required medicament adding amount through the arranged quantifying mechanism, so that the medicament can be accurately metered, the accurate medicament adding is realized, and the medicament adding efficiency is improved. Therefore, the situation that the dosage is too much or too little is effectively avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to sewage treatment technical field, concretely relates to a reagent accurate dosing device of sedimentation tank. BACKGROUND

[0002] Domestic sewage is an important reason for the destruction of aquatic environment, and the effective operation of urban sewage treatment plants plays an important role in reducing water pollutant emissions, improving water environment and promoting water resource recycling;

[0003] The sedimentation tank is a structure for removing suspended solids in water by sedimentation, and is a water purification device. The sedimentation tank utilizes the natural sedimentation or coagulation sedimentation of water to remove suspended solids in water. The sedimentation tank is divided into horizontal sedimentation tank and vertical sedimentation tank according to the water flow direction. The sedimentation effect is determined by the flow rate of water in the sedimentation tank and the residence time of water in the tank. In order to improve the sedimentation effect and reduce the land area, honeycomb inclined pipe counterflow sedimentation tank, accelerated clarifier, pulse clarifier and the like are used. The sedimentation tank is widely used in wastewater treatment;

[0004] The existing part of the sedimentation tank needs to rely on artificial judgment or calculation when adding reagent, and then the reagent amount is adjusted manually. However, this method has low efficiency and poor reagent control. If the reagent amount is too much, the waste of mixed reagent powder will occur, and if the reagent amount is too little, the sedimentation will not be sufficient, which will affect the quality and yield of the product. Therefore, it is urgent to design a reagent accurate dosing device of sedimentation tank to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a reagent accurate dosing device of sedimentation tank to solve the above problems in the prior art.

[0006] In order to achieve the above purpose, the utility model provides the following technical scheme:

[0007] A reagent accurate dosing device of sedimentation tank, comprising a base, a mixing mechanism and two quantitative mechanisms are arranged on the upper side of the base, the quantitative mechanism comprises a quantitative box, a threaded cylinder, a conveying pipe and a quantitative plate, the quantitative box is arranged on the upper side of the base, support frames are fixedly installed between the inner walls of the upper end of the quantitative box, the threaded cylinder is rotatably installed between the support frames, the conveying pipe is provided with a threaded groove, the conveying pipe is threadedly connected with the threaded cylinder through the threaded groove, the quantitative plate is slidably installed in the quantitative box, an electromagnetic valve is fixedly installed on the upper side of the quantitative plate, and the conveying pipe is fixedly connected with the input end of the electromagnetic valve.

[0008] A worm wheel is fixedly installed on the periphery of the threaded cylinder, a driving motor is fixedly installed on the upper side of the support frame, a worm is fixedly installed on the output end of the driving motor, and the worm is engaged with the worm wheel.

[0009] The water level switch is fixedly installed on the lower side of the quantitative plate, and the quantitative tank is provided with a visible scale window.

[0010] The mixing mechanism comprises a mixing tank, a stirring motor, a stirring shaft and stirring paddles, the mixing tank is fixedly installed on the upper side of the base, the stirring motor is fixedly installed on the upper side of the mixing tank, the stirring shaft is fixedly installed on the output end of the stirring motor and located in the mixing tank, and the stirring paddles are arranged on the circumferential side of the stirring shaft.

[0011] The mixing tank is provided with a water outlet pipe, the circumferential side of the water outlet pipe is provided with a control valve, the water outlet pipe is provided with a water pump on one side, and the mixing tank is provided with a control cabinet on one side.

[0012] The two quantitative tanks are located on one side of the mixing tank, and the two quantitative tanks and the mixing tank are provided with connecting pipes.

[0013] In the above technical scheme, the medicament precise adding device of the sedimentation tank has the following beneficial effects:

[0014] (1) The medicament precise adding device of the sedimentation tank can adjust the dosing amount of the quantitative mechanism to the required capacity according to the required medicament adding amount, accurately measure the medicament, accurately add the medicament, and effectively avoid the problems of excessive or insufficient medicament addition.

[0015] (2) The medicament precise adding device of the sedimentation tank can mix different medicaments and water conveyed into the mixing tank through the mixing mechanism, accelerate the fusion of the medicaments and water, and improve the adding efficiency of the medicaments in the sedimentation tank. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed in the embodiments will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art according to these drawings.

[0017] Fig. 1 The overall structure schematic view of the medicament precise adding device of the sedimentation tank is provided.

[0018] Fig. 2 The quantitative mechanism structure schematic view of the medicament precise adding device of the sedimentation tank is provided.

[0019] Fig. 3 The mixing mechanism structural schematic view is provided for the embodiment of the medicament precise dosing device of the sedimentation tank.

[0020] 1, base; 2, mixing mechanism; 3, quantitative mechanism; 4, control cabinet; 5, quantitative box; 6, support frame; 7, threaded cylinder; 8, worm gear; 9, worm; 10, drive motor; 11, conveying pipe; 12, electromagnetic valve; 13, visible scale window; 14, quantitative plate; 15, water level switch; 16, threaded groove; 17, mixing box; 18, stirring motor; 19, stirring shaft; 20, stirring paddle; 21, water outlet pipe; 22, water pump; 23, control valve; 24, connecting pipe. DETAILED DESCRIPTION

[0021] In order for those skilled in the art to better understand the technical scheme of the utility model, the utility model will be further described in detail below in combination with the drawings.

[0022] As Figs. 1-3 shown, the utility model embodiment provides a kind of medicament precise dosing device of sedimentation tank, including base 1, the upside of base 1 is provided with mixing mechanism 2 and two quantitative mechanisms 3, quantitative mechanism 3 includes quantitative box 5, threaded cylinder 7, conveying pipe 11 and quantitative plate 14, quantitative box 5 is set on the upside of base 1, quantitative plate 14 is slidably installed in quantitative box 5, quantitative plate 14 upside is fixedly installed with electromagnetic valve 12, conveying pipe 11 is fixedly connected with the input end of electromagnetic valve 12, threaded cylinder 7 circumferential side is fixedly installed with worm gear 8, support frame 6 upside is fixedly installed with drive motor 10, drive motor 10 output end is fixedly installed with worm 9, worm 9 is engaged with worm gear 8, quantitative plate 14 downside is fixedly installed with water level switch 15, one side of quantitative box 5 is provided with visible scale window 13, water level switch 15 cooperates with electromagnetic valve 12.

[0023] Specifically, in the embodiment, when the reagent is added, a water flow meter and a water quality monitor are arranged in the sedimentation tank, the water flow meter and the water quality monitor are electrically connected with the control cabinet 4, the water flow meter and the water quality monitor are used to monitor the water inflow and outflow, the dosing amount of the phosphorus removal reagent and the PAM reagent is accurately calculated, then the control cabinet 4 controls the two quantitative mechanisms 3 to adjust the dosing amount to the required capacity, so that the reagent can be accurately metered, and the reagent can be accurately added. When the quantitative mechanism 3 is adjusted, the driving motor 10 is started to drive the worm 9 to rotate, the rotation of the worm 9 drives the worm wheel 8 to rotate, the rotation of the worm wheel 8 drives the threaded cylinder 7 to rotate, the rotation of the threaded cylinder 7 drives the conveying pipe 11 to move up and down, the movement of the conveying pipe 11 drives the electromagnetic valve 12 and the quantitative plate 14 to move up and down, the movement of the quantitative plate 14 enables the quantitative plate 14 to move along the inner wall of the quantitative tank 5, and the quantitative plate 14 and the quantitative tank 5 can guide and limit the conveying pipe 11, so that the conveying pipe 11 does not rotate with the threaded cylinder 7 when the threaded cylinder 7 rotates. When the quantitative plate 14 moves to the required capacity, the driving motor 10 is stopped, then the liquid medicine in the external medicine storage tank is conveyed to the quantitative tank 5 through the conveying pipe 11, when the liquid level rises to the contact water level switch 15 and triggers the water level switch 15, the water level switch 15 automatically closes the electromagnetic valve 12, thereby stopping the conveying of the liquid medicine, then the liquid medicine in the two quantitative tanks 5 is conveyed to the mixing mechanism 2, and after being uniformly mixed by the mixing mechanism 2, the liquid medicine is added to the sedimentation tank, the control cabinet 4 can control the start and stop of the water level switch 15, the distance sensor is arranged on the lower side of the quantitative plate 14, which can monitor the distance between the quantitative plate 14 and the bottom of the inner wall of the quantitative tank 5, and the conveying pipe 11 is connected with the external medicine storage tank through a hose.

[0024] The reagent accurate adding device of the sedimentation tank comprises a mixing mechanism 2, two quantitative tanks 5, a control cabinet 4 and a mixing tank 17.

[0025] In another embodiment of the utility model, quantitative tank 5 one side is provided with conveying pump, conveying pump output end is fixedly connected with connecting pipe 24, draws the liquid medicine in quantitative tank 5 through conveying pump and is transported to mixed tank 17 in through connecting pipe 24, and mixed tank 17 one side is provided with water adding mouth, can add water through water adding mouth, then, through starting stirring motor 18 drives stirring shaft 19 rotation, stirring shaft 19 rotation can drive stirring paddle 20 rotation, through stirring paddle 20 rotation can mix the liquid medicine in mixed tank 17, and then accelerate the fusion of liquid medicine and water, to improve the putting efficiency of liquid medicine.

[0026] The above merely describes certain exemplary embodiments of the utility model through the means of illustration, without doubt, for ordinary skilled person in the art, under the condition of not deviating from the spirit and scope of the utility model, can modify the described embodiments in various different ways, therefore, the above drawing and description are illustrative in nature, should not be understood as the limitation of the utility model claim protection scope.

Claims

1. A device for accurate dosing of a medicament into a sedimentation basin, characterized in that The utility model provides a kind of water purifier, including base (1), the bottom side of the base (1) is provided with mixing mechanism (2) and two ration mechanism (3), the ration mechanism (3) includes ration tank (5), threaded cylinder (7), conveying pipe (11) and ration plate (14), the ration tank (5) is arranged on the bottom side of the base (1), support frame (6) is fixedly installed between the ration tank (5) upper end inner wall, the threaded cylinder (7) is rotatably installed between the support frame (6), the conveying pipe (11) is provided with screw groove (16), the conveying pipe (11) is threadedly connected with the threaded cylinder (7) by the screw groove (16), the ration plate (14) is slidably installed in the ration tank (5), electromagnetic valve (12) is fixedly installed on the ration plate (14) upper side, the conveying pipe (11) is fixedly connected with the input end of the electromagnetic valve (12).

2. The device according to claim 1, wherein, The threaded cylinder (7) is fixedly installed with worm gear (8) on the periphery, the support frame (6) is fixedly installed with driving motor (10) on the upper side, the driving motor (10) is fixedly installed with worm (9) on the output end, and the worm (9) is engaged with the worm gear (8).

3. The device according to claim 1, wherein, The ration plate (14) is fixedly installed with water level switch (15) on the lower side, the ration tank (5) is provided with visible scale window (13) on one side, and the water level switch (15) is matched with the electromagnetic valve (12).

4. The precise dosing device for a sedimentation tank according to claim 1, characterized in that, The mixing mechanism (2) includes mixing tank (17), stirring motor (18), stirring shaft (19) and stirring paddle (20), the number of the stirring paddle (20) is several, the mixing tank (17) is fixedly installed on the bottom side of the base (1), the stirring motor (18) is fixedly installed on the upper side of the mixing tank (17), the stirring shaft (19) is fixedly installed on the output end of the stirring motor (18), and the stirring shaft (19) is located in the mixing tank (17), and several stirring paddles (20) are arranged on the periphery of the stirring shaft (19) respectively.

5. The precise dosing device for a sedimentation basin according to claim 4, characterized in that, The mixing tank (17) is provided with water outlet pipe (21) on one side, the water outlet pipe (21) is provided with control valve (23) on the periphery, the water outlet pipe (21) is provided with water pump (22) on one side, and the mixing tank (17) is provided with control cabinet (4) on one side.

6. The precise dosing device for a sedimentation tank according to claim 4, characterized in that, Two ration tanks (5) are located on one side of the mixing tank (17), and connecting pipe (24) is arranged between two ration tanks (5) and the mixing tank (17).

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