Quantitative dosing device of medicament for sewage treatment

Abstract

The utility model relates to the technical field of sewage treatment, in particular to a quantitative dosing device for sewage treatment, which comprises a liquid inlet pipe and a liquid control mechanism, the liquid control mechanism comprises a liquid inlet solenoid valve, a liquid storage pipe, a liquid discharge pipe, a liquid discharge solenoid valve and a gas supply component, the liquid inlet solenoid valve is communicated with the liquid storage pipe and positioned at the upper end of the liquid storage pipe, and the gas supply component is positioned at the lower end of the liquid storage pipe. The liquid discharging electromagnetic valve is communicated with the liquid storage pipe and located at the lower end of the liquid storage pipe, the liquid inlet pipe is communicated with the liquid inlet electromagnetic valve and located at one end of the liquid inlet electromagnetic valve, the liquid discharging pipe is communicated with the liquid discharging electromagnetic valve and located at one end of the liquid discharging electromagnetic valve, and the air supply assembly is communicated with the liquid storage pipe and located at the upper end of the liquid storage pipe. The device is simple in structure, convenient to take and carry during installation, small in occupied space, high in intelligent degree and capable of being directly connected into a medicament pipeline, and unmanned management can be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage treatment, in particular to a quantitative drug delivery device for sewage treatment. Background Art

[0002] At present, sewage treatment is a process of purifying sewage to meet the water quality requirements for discharge into a certain water body or reuse. During the sewage treatment process, a large amount of phosphorus removal agents need to be added to the sewage. The existing sewage treatment agent delivery device directly pumps liquid agents into the sewage treatment pool to treat the sewage, resulting in the problem of too much or too little addition of agents. Too much agent will cause waste of agent, and too little agent will affect the sewage treatment efficiency.

[0003] The prior art CN216737829U provides a quantitative dosing device for sewage treatment, comprising a treatment box fixed to the ground by a bracket, the treatment box is provided with a motor through an L-shaped plate, a medicine storage box for storing medicines is fixedly connected to the bracket, a removal mechanism for removing medicines is provided on the bracket, and a transmission mechanism for providing power required by the removal mechanism is provided on the output shaft of the motor.

[0004] However, in the prior art, when installing a quantitative dosing device, sufficient installation space is required, and the space is large, the weight is heavy, and the convenience is insufficient. Utility Model Content

[0005] The utility model aims to provide a device for quantitatively dosing a sewage treatment agent, aiming to solve the technical problems in the prior art that when installing a quantitative dosing agent device, sufficient installation space is required, the space is large, the weight is heavy, and the convenience is insufficient.

[0006] To achieve the above-mentioned purpose, the utility model adopts a quantitative dosing device for sewage treatment drugs, including a liquid inlet pipe and a liquid control mechanism, the liquid control mechanism includes a liquid inlet solenoid valve, a liquid storage pipe, a liquid discharge pipe, a liquid discharge solenoid valve and an air supply assembly, the liquid inlet solenoid valve is connected to the liquid storage pipe and is located at the upper end of the liquid storage pipe, the liquid discharge solenoid valve is connected to the liquid storage pipe and is located at the lower end of the liquid storage pipe, the liquid inlet pipe is connected to the liquid inlet solenoid valve and is located at one end of the liquid inlet solenoid valve, the liquid discharge pipe is connected to the liquid discharge solenoid valve and is located at one end of the liquid discharge solenoid valve, and the air supply assembly is connected to the liquid storage pipe and is located at the upper end of the liquid storage pipe.

[0007] Wherein, the air supply assembly includes an air supply solenoid valve, an air supply pipe, a micro air pump and a protective tube, the air supply solenoid valve is connected to the liquid storage pipe and is located at the upper end of the liquid storage pipe, the air supply pipe is connected to the air supply solenoid valve and is located at the upper end of the air supply solenoid valve, the output end of the micro air pump is connected to the air supply pipe and is located at the upper end of the air supply pipe, the protective tube is fixedly connected to the liquid storage pipe and is located at the upper end of the liquid storage pipe, and the protective tube covers the solenoid valve, the air supply pipe and the micro air pump.

[0008] Wherein, the liquid control mechanism also includes two flange rings, each of which is fixedly connected to the corresponding liquid inlet pipe and the liquid discharge pipe, and is sleeved on the outer wall of the corresponding liquid inlet pipe and the liquid discharge pipe.

[0009] The sewage treatment agent quantitative dosing device further comprises a capacity adjustment component, which is fixedly connected to the liquid storage tube and embedded in the liquid storage tube.

[0010] Among them, the capacity adjustment component includes a micro servo electric cylinder, a water sealing ring, an adjusting piston and a connecting shaft. The micro servo electric cylinder is connected to the liquid storage tube and is located inside the liquid storage tube. The connecting shaft is fixedly connected to the output end of the micro servo electric cylinder and is located at one end of the micro servo electric cylinder. The adjusting piston is fixedly connected to the connecting shaft and is located at one end of the connecting shaft. There are multiple water sealing rings, each of which is respectively sleeved on the outer wall of the adjusting piston, and each of which is respectively located between the adjusting piston and the liquid storage tube.

[0011] The utility model discloses a quantitative dosing device for treating sewage with a medicament. The device connects the liquid inlet pipe to the medicament pipeline, and the liquid discharge pipe is connected to the sewage treatment pool or is arranged at the upper end of the sewage treatment pool. When adding the medicament quantitatively, the air supply component and the liquid discharge solenoid valve are closed, and the liquid inlet solenoid valve is opened. The medicament enters the liquid storage pipe through the liquid inlet pipe and the liquid inlet solenoid valve. When the medicament fills the liquid storage pipe, the liquid inlet solenoid valve is closed, and the air supply component and the liquid discharge solenoid valve are opened at the same time. The medicament is discharged from the liquid discharge solenoid valve by gravity, and the internal air pressure is increased by the air supply component to improve the discharge rate of the medicament. At the same time, it can avoid the accumulation of medicine when passing through the curved pipe during the discharge process, thereby affecting the treatment of sewage. In this way, a quantitative dosing of the medicament is completed. The arrangement of the above structure is convenient for taking and carrying during installation, and at the same time, it occupies less space and is directly connected to the medicament pipeline. It has a high degree of intelligence and can realize unmanned management. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0013] Figure 1 It is a structural schematic diagram of the first embodiment of the utility model.

[0014] Figure 2 It is a cross-sectional view of the internal structure of the first embodiment of the utility model.

[0015] Figure 3 It is a cross-sectional view of the internal structure of the second embodiment of the utility model.

[0016] 101-liquid inlet pipe, 102-liquid inlet solenoid valve, 103-liquid storage pipe, 104-liquid discharge pipe, 105-liquid discharge solenoid valve, 106-air supply solenoid valve, 107-air supply pipe, 108-micro air pump, 109-protection tube, 110-flange ring, 201-micro servo electric cylinder, 202-water sealing ring, 203-adjusting piston, 204-connecting shaft. DETAILED DESCRIPTION

[0017] The first embodiment of the present application is:

[0018] See also Figure 1 and Figure 2 ,in Figure 1 It is a structural schematic diagram of the first embodiment of the utility model. Figure 2 It is a cross-sectional view of the internal structure of the first embodiment of the utility model.

[0019] The utility model provides a quantitative dosing device for sewage treatment, comprising a liquid inlet pipe 101 and a liquid control mechanism, wherein the liquid control mechanism comprises a liquid inlet solenoid valve 102, a liquid storage pipe 103, a liquid discharge pipe 104, a liquid discharge solenoid valve 105, an air supply component and a flange ring 110, and the air supply component comprises an air supply solenoid valve 106, an air supply pipe 107, a micro air pump 108 and a protective tube 109.

[0020] According to this specific embodiment, the liquid storage tube 103 is installed by the liquid inlet tube 101 and the liquid discharge tube 104, and the liquid inlet solenoid valve 102 and the liquid discharge solenoid valve 105 are used to control the amount of medicine added, and the air supply component provides auxiliary effect on the addition of medicine.

[0021] The liquid inlet solenoid valve 102 is connected to the liquid storage pipe 103 and is located at the upper end of the liquid storage pipe 103. The liquid discharge solenoid valve 105 is connected to the liquid storage pipe 103 and is located at the lower end of the liquid storage pipe 103. The liquid inlet pipe 101 is connected to the liquid inlet solenoid valve 102 and is located at one end of the liquid inlet solenoid valve 102. The liquid discharge pipe 104 is connected to the liquid discharge solenoid valve 105 and is located at one end of the liquid discharge solenoid valve 105. The air supply component is connected to the liquid storage pipe 103 and is located at the upper end of the liquid storage pipe 103. By connecting the liquid inlet pipe 101 to the pharmaceutical pipeline, the liquid discharge pipe 104 is connected to the sewage treatment pool or is arranged in the At the upper end of the sewage treatment tank, when adding the agent quantitatively, the air supply component and the liquid discharge solenoid valve 105 are closed, and the liquid inlet solenoid valve 102 is opened. The agent enters the liquid storage tube 103 through the liquid inlet pipe 101 and the liquid inlet solenoid valve 102. When the agent fills the liquid storage tube 103, the liquid inlet solenoid valve 102 is closed, and the air supply component and the liquid discharge solenoid valve 105 are opened at the same time. The agent is discharged from the liquid discharge solenoid valve 105 by gravity. At the same time, the internal air pressure is increased by the air supply component to improve the discharge rate of the agent. At the same time, it can avoid the accumulation of drugs when passing through the bend during the discharge process, thereby affecting the treatment of sewage, thereby completing a quantitative dosage of the agent.

[0022] Secondly, the air supply solenoid valve 106 is communicated with the liquid storage tube 103 and is located at the upper end of the liquid storage tube 103, the air supply tube 107 is communicated with the air supply solenoid valve 106 and is located at the upper end of the air supply solenoid valve 106, the output end of the micro air pump 108 is communicated with the air supply tube 107 and is located at the upper end of the air supply tube 107, the protective tube 109 is fixedly connected to the liquid storage tube 103 and is located at the upper end of the liquid storage tube 103, and the protective tube 109 covers the solenoid valve, the air supply tube 107 and the micro air pump 108, and the air supply solenoid valve 106 is connected to the liquid storage tube 103. 06 connects the air supply pipe 107 with the liquid storage pipe 103. When the air supply component is opened, the air supply solenoid valve 106 is opened, and the micro air pump 108 is started at the same time, so that the gas enters the liquid storage pipe 103 through the air supply pipe 107 and the air supply solenoid valve 106, and the liquid in the liquid storage pipe 103 is squeezed and pushed by the gas. When the air supply component is closed, the air supply solenoid valve 106 and the micro air pump 108 are closed, and the air supply solenoid valve 106, the air supply pipe 107 and the micro air pump 108 are protected by the protective tube 109.

[0023] At the same time, there are two flange rings 110, each of which is fixedly connected to the corresponding liquid inlet pipe 101 and the liquid discharge pipe 104, and is sleeved on the outer wall of the corresponding liquid inlet pipe 101 and the liquid discharge pipe 104. The flange ring 110 facilitates the installation and fixation of the liquid inlet pipe 101 and the liquid discharge pipe 104, and also facilitates the disassembly, assembly and maintenance of the sewage treatment agent quantitative dosing device.

[0024] When using the quantitative dosing device for sewage treatment of the present embodiment, the liquid inlet pipe 101 is connected to the agent pipeline, and the liquid discharge pipe 104 is connected to the sewage treatment tank or arranged at the upper end of the sewage treatment tank. When adding the agent quantitatively, the air supply component and the liquid discharge solenoid valve 105 are closed, and the liquid inlet solenoid valve 102 is opened. The agent enters the liquid storage pipe 103 through the liquid inlet pipe 101 and the liquid inlet solenoid valve 102. When the agent fills the liquid storage pipe 103, the liquid inlet solenoid valve 102 is closed, and the air supply component and the liquid discharge solenoid valve 105 are opened at the same time. The agent is discharged from the liquid discharge solenoid valve 105 by gravity, and the internal air pressure is increased by the air supply component to improve the discharge rate of the agent. At the same time, it can avoid the accumulation of drugs when passing through the bend during the discharge process, thereby affecting the treatment of sewage. In this way, a quantitative dosage of medicine is completed. The air supply solenoid valve 106 connects the air supply pipe 107 with the liquid storage pipe 103. When the air supply component is opened, the air supply solenoid valve 106 is opened, and the micro air pump 108 is started at the same time, so that the gas enters the liquid storage pipe 103 through the air supply pipe 107 and the air supply solenoid valve 106, and the liquid in the liquid storage pipe 103 is squeezed and pushed by the gas. When the air supply component is closed, the air supply solenoid valve 106 and the micro air pump 108 are closed, and the air supply solenoid valve 106, the air supply pipe 107 and the micro air pump 108 are protected by the protective tube 109. The flange ring 110 facilitates the installation and fixation of the liquid inlet pipe 101 and the liquid discharge pipe 104, and also facilitates the disassembly, assembly and maintenance of the quantitative dosage device for sewage treatment medicine.

[0025] The second embodiment of the present application is:

[0026] Based on the first embodiment, please refer to Figure 3 ,in Figure 3 It is a cross-sectional view of the internal structure of the second embodiment of the utility model.

[0027] The utility model provides a quantitative dosing device for sewage treatment, which also includes a capacity adjustment component, wherein the capacity adjustment component includes a micro servo electric cylinder 201, a water sealing ring 202, an adjustment piston 203 and a connecting shaft 204.

[0028] According to this specific embodiment, the volume of the agent that the liquid storage tube 103 can contain each time can be changed through the capacity adjustment component, so as to achieve the amount of agent added when treating different sewage.

[0029] The capacity adjustment component is fixedly connected to the liquid storage tube 103 and embedded in the liquid storage tube 103. The liquid storage space in the liquid storage tube 103 can be adjusted by the capacity adjustment component so that the dosage of the added medicine can be adjusted.

[0030] Secondly, the micro servo electric cylinder 201 is communicated with the liquid storage tube 103 and is located inside the liquid storage tube 103. The connecting shaft 204 is fixedly connected to the output end of the micro servo electric cylinder 201 and is located at one end of the micro servo electric cylinder 201. The regulating piston 203 is fixedly connected to the connecting shaft 204 and is located at one end of the connecting shaft 204. There are multiple water sealing rings 202, each of which is respectively sleeved on the outer wall of the regulating piston 203, and each of the water sealing rings 202 are respectively located between the regulating piston 203 and the liquid storage tube 103, and the regulating piston 203 is embedded in the liquid storage tube 103. At the same time, water sealing is achieved by setting a plurality of water sealing rings 202. The connecting shaft 204 is pushed back and forth by the micro servo electric cylinder 201, so that the regulating piston 203 is pushed back and forth in the liquid storage tube 103, so as to achieve the purpose of adjusting the capacity of the liquid storage tube 103, and the water sealing ring 202 provides sealing during the movement.

[0031] When using a quantitative dosing device for sewage treatment agents of this embodiment, the liquid storage space in the liquid storage tube 103 can be adjusted through the capacity adjustment component, so that the dosage of the added agent can be adjusted, and the adjusting piston 203 is embedded in the interior of the liquid storage tube 103. At the same time, water sealing is achieved by setting a plurality of water sealing rings 202. The connecting shaft 204 is pushed back and forth by the micro servo electric cylinder 201, so that the adjusting piston 203 is pushed back and forth inside the liquid storage tube 103, so as to achieve the purpose of adjusting the capacity of the liquid storage tube 103, and the water sealing ring 202 provides sealing during the movement.

[0032] What is disclosed above is only a preferred embodiment of the present invention, and it certainly cannot be used to limit the scope of rights of the present invention. Ordinary technicians in this field can understand that all or part of the processes of the above embodiment and equivalent changes made according to the claims of the present invention still fall within the scope covered by the utility model.

Claims

1. A device for quantitatively dosing a sewage treatment agent, comprising a liquid inlet pipe, characterized in that: Also includes a liquid control mechanism; The liquid control mechanism includes a liquid inlet solenoid valve, a liquid storage tube, a liquid discharge tube, a liquid discharge solenoid valve and an air supply assembly, the liquid inlet solenoid valve is connected to the liquid storage tube and is located at the upper end of the liquid storage tube, the liquid discharge solenoid valve is connected to the liquid storage tube and is located at the lower end of the liquid storage tube, the liquid inlet tube is connected to the liquid inlet solenoid valve and is located at one end of the liquid inlet solenoid valve, the liquid discharge tube is connected to the liquid discharge solenoid valve and is located at one end of the liquid discharge solenoid valve, and the air supply assembly is connected to the liquid storage tube and is located at the upper end of the liquid storage tube.

2. A device for quantitatively dosing a sewage treatment agent according to claim 1, characterized in that: The air supply assembly includes an air supply solenoid valve, an air supply pipe, a micro air pump and a protective tube. The air supply solenoid valve is connected to the liquid storage pipe and is located at the upper end of the liquid storage pipe. The air supply pipe is connected to the air supply solenoid valve and is located at the upper end of the air supply solenoid valve. The output end of the micro air pump is connected to the air supply pipe and is located at the upper end of the air supply pipe. The protective tube is fixedly connected to the liquid storage pipe and is located at the upper end of the liquid storage pipe, and the protective tube covers the solenoid valve, the air supply pipe and the micro air pump.

3. A device for quantitatively dosing a sewage treatment agent as claimed in claim 2, characterized in that: The liquid control mechanism also includes two flange rings, each of which is fixedly connected to the corresponding liquid inlet pipe and the liquid discharge pipe, and is sleeved on the outer wall of the corresponding liquid inlet pipe and the liquid discharge pipe.

4. A device for quantitatively dosing a sewage treatment agent as claimed in claim 3, characterized in that: The sewage treatment agent quantitative dosing device also includes a capacity adjustment component, which is fixedly connected to the liquid storage tube and embedded in the interior of the liquid storage tube.

5. A device for quantitatively dosing a sewage treatment agent as claimed in claim 4, characterized in that: The capacity adjustment component includes a micro servo electric cylinder, a water sealing ring, an adjusting piston and a connecting shaft. The micro servo electric cylinder is connected to the liquid storage tube and is located inside the liquid storage tube. The connecting shaft is fixedly connected to the output end of the micro servo electric cylinder and is located at one end of the micro servo electric cylinder. The adjusting piston is fixedly connected to the connecting shaft and is located at one end of the connecting shaft. There are multiple water sealing rings, each of which is respectively sleeved on the outer wall of the adjusting piston, and each of which is respectively located between the adjusting piston and the liquid storage tube.

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