Uniform feeding device for sewage treatment chemicals

Abstract

The invention relates to the technical field of sewage treatment, and discloses a sewage treatment agent uniform feeding device which comprises a sewage treatment tank, an agent barrel is fixedly mounted on one side of the outer surface of the sewage treatment tank, a cover plate is movably arranged on the top surface of the agent barrel, and a mixing mechanism is fixedly arranged on the top surface of the cover plate; and an electromagnetic valve is fixedly installed at the bottom of the agent barrel, a metering barrel is arranged at the bottom of the electromagnetic valve in a penetrating mode, and a metering mechanism is fixedly installed on one side of the top face of the metering barrel. According to the uniform feeding device for the sewage treatment agent, by arranging the mixing mechanism, the sewage treatment agent and a water source are injected into the agent barrel and communicated with an external power supply, a servo motor drives an auger rod and a stirring rod to rotate, the auger rod and the stirring rod enable the agent and the water source to be fully and uniformly mixed, and uneven agent precipitation and mixing are avoided; and the sewage treatment agent is sprayed into the sewage treatment tank through the rotary spray head, so that the sewage treatment agent can be uniformly fed, and the sewage treatment effect is guaranteed.

Description

Technical Field

[0001] The invention relates to the technical field of sewage treatment, and in particular to a sewage treatment agent uniformly dosing device. Background Art

[0002] Sewage treatment is the process of purifying sewage to meet the water quality requirements for discharge into a water body or reuse. In the sewage treatment process, the sewage treatment agent needs to be diluted and mixed before being put into the sewage treatment pool.

[0003] A sewage treatment agent dosing device disclosed in announcement number CN210825473U, although the utility model is a sewage treatment agent dosing device, the agent is added through the dosing mechanism, and the agent is put into the sewage tank, and then the stirring mechanism fully stirs the agent and sewage, and the agent is diluted before being discharged, so that the sewage treatment device consumes less power and is beneficial to energy saving. The treated sewage meets the secondary sewage discharge standard, which greatly reduces the hidden dangers to the ecological environment. The addition amount of sewage treatment agent can also be controlled, and the dosed agent can be fully dissolved.

[0004] However, the sewage treatment agent dosing device has the following disadvantages: it is not convenient to quantitatively dose the sewage treatment agent; too much dosing will cause agent waste, while too little dosing will affect the sewage treatment effect. Summary of the invention

[0005] 1. Technical issues to be resolved The technical problem solved by the invention is to provide a sewage treatment agent uniform dosing device which is highly practical, can be simply operated and has a relatively simple structure, thereby solving the problem of inconvenience in quantitative dosing of sewage treatment agents raised in the above background technology.

[0006] (II) Technical solution To achieve the above objectives, the present invention is implemented through the following technical solutions: a sewage treatment agent uniform delivery device, including a sewage treatment tank, a drug barrel is fixedly installed on one side of the outer surface of the sewage treatment tank, a cover plate is movably provided on the top surface of the drug barrel, and a mixing mechanism is fixedly provided on the top surface of the cover plate; an electromagnetic valve is fixedly installed on the bottom of the drug barrel, a metering barrel is provided through the bottom of the electromagnetic valve, and a metering mechanism is fixedly installed on one side of the top surface of the metering barrel; a water pump is fixedly installed in the middle of the outer surface of the sewage treatment tank, and a delivery mechanism is provided through the output end of the water pump.

[0007] As a further solution of the present invention, the mixing mechanism includes a servo motor, an auger rod, a stirring rod and a crushing knife. The servo motor is fixedly installed on the top surface of the cover plate, the crushing knife is fixedly arranged at the output end of the servo motor, the top of the auger rod is fixedly arranged with the crushing knife, the stirring rod is fixedly arranged on both sides of the outer surface of the auger rod, and the servo motor is used to drive the auger rod and the stirring rod to rotate.

[0008] As a further solution of the present invention, the metering mechanism includes a liquid level sensor and a controller. The liquid level sensor is fixedly installed on one side of the top surface of the metering barrel, one side of the controller is electrically connected to the liquid level sensor, and the other side of the controller is electrically connected to the solenoid valve. The liquid level sensor is used to sense the liquid level inside the metering barrel.

[0009] As a further solution of the present invention, the delivery mechanism includes a delivery pipe, a fixed frame pipe and a rotating nozzle, one end of the delivery pipe is through-connected with the output end of the water pump, one side of the outer surface of the fixed frame pipe is through-connected with the side of the delivery pipe away from the water pump, and the rotating nozzle is fixedly installed on the bottom surface of the fixed frame pipe, and the rotating nozzle is used to evenly spray the sewage treatment agent in the sewage treatment pool.

[0010] As a further solution of the present invention, the bottom of the fixed frame pipe is fixedly installed on the top surface of the sewage treatment tank, the number of the rotating nozzles is three groups and distributed along the axial direction, and the fixed frame pipe is used to transport medicines.

[0011] As a further solution of the present invention, a water inlet pipe is provided through the input end of the water pump, and one end of the water inlet pipe away from the water pump is provided through the bottom of the metering barrel, and the water inlet pipe is used to transport the medicine.

[0012] As a further solution of the present invention, a liquid inlet pipe is provided on one side of the sewage treatment tank, a water outlet pipe is provided on the side of the sewage treatment tank away from the liquid inlet pipe, a screen is fixedly provided on the top of the inner wall of the medicine barrel, and the water outlet pipe is used to discharge sewage.

[0013] (III) Beneficial effects The present invention provides a sewage treatment agent uniform delivery device, which has the following beneficial effects: 1. The sewage treatment agent uniform delivery device injects sewage treatment agent and water source into the agent barrel through the setting of mixing mechanism, connects to external power supply, and drives the crushing knife to rotate by servo motor to crush the agent to improve dissolution efficiency, thereby driving the auger rod and stirring rod to rotate. The auger rod and stirring rod make the agent and water source fully and evenly mixed to avoid uneven mixing of agent precipitation, and then sprays them in the sewage treatment pool through rotating nozzle, so that the sewage treatment agent can be evenly delivered, thereby ensuring the sewage treatment effect.

[0014] 2. The sewage treatment agent uniform delivery device, through the setting of the metering mechanism, the mixed agent in the agent barrel falls into the metering barrel, the liquid level sensor senses the amount of agent in the metering barrel, and after reaching the preset value, the solenoid valve is controlled to be closed through the controller, and then the water pump is turned on to extract the agent in the metering barrel, and delivered into the sewage treatment pool through the delivery mechanism, thereby achieving the effect of quantitative delivery of sewage treatment agents and avoiding waste of agents. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 This is a schematic diagram of the structure of the medicine barrel of the present invention; Figure 3 This is a schematic diagram of the structure of the metering barrel of the present invention; Figure 4 It is a schematic diagram of the side view structure of the metering barrel and the medicine barrel of the present invention; Figure 5 It is a schematic diagram of the structure of the mixing mechanism of the present invention; Figure 6 It is a schematic diagram of the enlarged structure of point A of the present invention.

[0016] In the figure: 1. sewage treatment tank; 2. reagent barrel; 3. cover plate; 4. mixing mechanism; 401. servo motor; 402. auger rod; 403. stirring rod; 404. crushing knife; 5. solenoid valve; 6. metering barrel; 7. metering mechanism; 701. liquid level sensor; 702. controller; 8. water pump; 9. delivery mechanism; 901. delivery pipe; 902. fixed frame pipe; 903. rotating nozzle; 10. water inlet pipe; 11. screen. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0018] See also Figures 1 to 6The present invention provides a technical solution: a sewage treatment agent uniform delivery device, comprising a sewage treatment pool 1, a drug barrel 2 is fixedly installed on one side of the outer surface of the sewage treatment pool 1, a cover plate 3 is movably provided on the top surface of the drug barrel 2, and a mixing mechanism 4 is fixedly provided on the top surface of the cover plate 3; through the setting of the mixing mechanism 4, the sewage treatment agent and the water source are injected into the drug barrel 2, and the external power supply is connected, and the servo motor 401 drives the auger rod 402 and the stirring rod 403 to rotate, and the auger rod 402 and the stirring rod 403 make the agent and the water source fully and evenly mixed, avoiding uneven precipitation and mixing of the agent, and then spraying it in the sewage treatment pool 1 through the rotating nozzle 903, so that the sewage treatment agent can be evenly delivered, ensuring the sewage treatment effect; An electromagnetic valve 5 is fixedly installed at the bottom of the medicine barrel 2, and a metering barrel 6 is set through the bottom of the electromagnetic valve 5, and a metering mechanism 7 is fixedly installed on one side of the top surface of the metering barrel 6; through the setting of the metering mechanism 7, the mixed medicine in the medicine barrel 2 falls into the metering barrel 6, and the liquid level sensor 701 senses the amount of medicine in the metering barrel 6. After reaching the preset value, the electromagnetic valve 5 is controlled to be closed through the controller 702, and then the water pump 8 is turned on to extract the medicine in the metering barrel 6, and the medicine is put into the sewage treatment tank 1 through the delivery mechanism 9, so as to achieve the effect of quantitative delivery of sewage treatment medicine and avoid waste of medicine. A water pump 8 is fixedly installed in the middle of the outer surface of the sewage treatment tank 1, and a delivery mechanism 9 is set through the output end of the water pump 8.

[0019] The mixing mechanism 4 includes a servo motor 401, an auger rod 402, a stirring rod 403 and a crushing knife 404. The servo motor 401 is fixedly installed on the top surface of the cover plate 3, the crushing knife 404 is fixedly set at the output end of the servo motor 401, the top of the auger rod 402 is fixedly set with the crushing knife 404, and the stirring rod 403 is fixedly set on both sides of the outer surface of the auger rod 402.

[0020] Through the setting of the mixing mechanism 4, the servo motor 401 drives the crushing knife 404 to rotate, crushes the medicine to improve the dissolution efficiency, and then drives the auger rod 402 and the stirring rod 403 to rotate. The auger rod 402 and the stirring rod 403 make the medicine and the water source fully and evenly mixed to avoid uneven mixing of the medicine.

[0021] The metering mechanism 7 includes a liquid level sensor 701 and a controller 702 . The liquid level sensor 701 is fixedly mounted on one side of the top surface of the metering barrel 6 . One side of the controller 702 is electrically connected to the liquid level sensor 701 , and the other side of the controller 702 is electrically connected to the solenoid valve 5 .

[0022] Through the setting of the metering mechanism 7, the liquid level sensor 701 senses the amount of medicine in the metering barrel 6, and when it reaches a preset value, the controller 702 controls the solenoid valve 5 to close.

[0023] The delivery mechanism 9 includes a delivery pipe 901, a fixed frame pipe 902 and a rotating nozzle 903. One end of the delivery pipe 901 is connected to the output end of the water pump 8, one side of the outer surface of the fixed frame pipe 902 is connected to the side of the delivery pipe 901 away from the water pump 8, and the rotating nozzle 903 is fixedly installed on the bottom surface of the fixed frame pipe 902.

[0024] By setting the delivery mechanism 9 , the water pump 8 is turned on to extract the medicine in the metering barrel 6 and deliver it into the sewage treatment tank 1 through the delivery mechanism 9 .

[0025] The bottom of the fixed frame pipe 902 is fixedly installed on the top surface of the sewage treatment tank 1, and the number of the rotating nozzles 903 is three groups and distributed along the axial direction.

[0026] The setting of the rotating nozzle 903 can spray the sewage agent into the sewage treatment tank 1.

[0027] A water inlet pipe 10 is provided through the input end of the water pump 8 , and one end of the water inlet pipe 10 away from the water pump 8 is provided through the bottom of the metering barrel 6 .

[0028] The water inlet pipe 10 is provided to extract the medicine inside the metering barrel 6 .

[0029] A liquid inlet pipe is provided through one side of the sewage treatment tank 1 , a water outlet pipe is provided through one side of the sewage treatment tank 1 away from the liquid inlet pipe, and a screen 11 is fixedly provided on the top of the inner wall of the medicine barrel 2 .

[0030] The setting of the outlet pipe can discharge sewage.

[0031] The model of liquid level sensor 701 is: Puliang PT500-112. The above parameters and models can be selected according to actual conditions.

[0032] In the present invention, the working steps of the device are as follows: Step 1: inject sewage treatment agent and water source into the agent barrel 2, connect to the external power supply, and the servo motor 401 drives the crushing knife 404 to rotate, crush the agent to improve the dissolution efficiency, and then drives the auger rod 402 and the stirring rod 403 to rotate. The auger rod 402 and the stirring rod 403 make the agent and the water source fully mixed to avoid uneven precipitation and mixing of the agent; Step 2: The mixed medicine in the medicine barrel 2 falls into the metering barrel 6, and the liquid level sensor 701 senses the amount of medicine in the metering barrel 6. When the amount reaches a preset value, the controller 702 controls the solenoid valve 5 to close; The third step: turn on the water pump 8, extract the reagent in the metering barrel 6 through the water inlet pipe 10, transport it to the fixed frame pipe 902 through the delivery pipe 901, and then rotate it into the sewage treatment pool 1 through the rotating nozzle 903 to quantitatively dose the sewage treatment reagent. It should be noted that the device structure and the drawings of the present invention mainly describe the principle of the present invention. In the technology of the design principle, the settings of the power mechanism, power supply system and control system of the device are not fully described. On the premise that the technical personnel in the field understand the principle of the above invention, the specific details of its power mechanism, power supply system and control system can be clearly known. The control method of the application document is automatically controlled by the controller, and the control circuit of the controller can be realized by simple programming by the technical personnel in the field. Although the embodiments of the present invention have been shown and described, it can be understood by the ordinary technicians in the field that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the attached claims and their equivalents.

Claims

1. A device for uniformly dosing sewage treatment chemicals, comprising a sewage treatment tank (1), characterized in that: A medicine barrel (2) is fixedly mounted on one side of the outer surface of the sewage treatment tank (1); a cover plate (3) is movably provided on the top surface of the medicine barrel (2); and a mixing mechanism (4) is fixedly provided on the top surface of the cover plate (3); A solenoid valve (5) is fixedly mounted on the bottom of the medicine barrel (2); a metering barrel (6) is provided through the bottom of the solenoid valve (5); and a metering mechanism (7) is fixedly mounted on one side of the top surface of the metering barrel (6); A water pump (8) is fixedly installed in the middle of the outer surface of the sewage treatment pool (1), and a delivery mechanism (9) is provided through the output end of the water pump (8).

2. A sewage treatment agent uniform delivery device according to claim 1, characterized in that: The mixing mechanism (4) comprises a servo motor (401), an auger rod (402), a stirring rod (403) and a crushing knife (404); the servo motor (401) is fixedly mounted on the top surface of the cover plate (3); the crushing knife (404) is fixedly arranged at the output end of the servo motor (401); the top of the auger rod (402) and the crushing knife (404) are fixedly arranged; and the stirring rod (403) is fixedly arranged on both sides of the outer surface of the auger rod (402).

3. A sewage treatment agent uniform delivery device according to claim 1, characterized in that: The metering mechanism (7) comprises a liquid level sensor (701) and a controller (702); the liquid level sensor (701) is fixedly mounted on one side of the top surface of the metering barrel (6); one side of the controller (702) is electrically connected to the liquid level sensor (701); and the other side of the controller (702) is electrically connected to the solenoid valve (5).

4. A sewage treatment agent uniform delivery device according to claim 1, characterized in that: The delivery mechanism (9) comprises a delivery pipe (901), a fixed frame pipe (902) and a rotating nozzle (903); one end of the delivery pipe (901) is connected to the output end of the water pump (8); one side of the outer surface of the fixed frame pipe (902) is connected to the side of the delivery pipe (901) away from the water pump (8); and the rotating nozzle (903) is fixedly mounted on the bottom surface of the fixed frame pipe (902).

5. A sewage treatment agent uniform delivery device according to claim 4, characterized in that: The bottom of the fixed frame pipe (902) is fixedly mounted on the top surface of the sewage treatment tank (1), and the number of the rotating nozzles (903) is three groups and they are distributed along the axial direction.

6. The sewage treatment agent uniform delivery device according to claim 1, characterized in that: A water inlet pipe (10) is provided through the input end of the water pump (8), and one end of the water inlet pipe (10) away from the water pump (8) is provided through the bottom of the metering barrel (6).

7. The sewage treatment agent uniform delivery device according to claim 1, characterized in that: A liquid inlet pipe is provided through one side of the sewage treatment pool (1), a water outlet pipe is provided through the side of the sewage treatment pool (1) away from the liquid inlet pipe, and a screen (11) is fixedly provided on the top of the inner wall of the medicine barrel (2).

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