Dosing device for sewage treatment

Abstract

The utility model relates to the technical field of sewage treatment, in particular to a sewage treatment dosing device, which is convenient for automatically adjusting the amount of added liquid medicine according to the amount of sewage and improving the practicability. Comprising a sewage bin; the device further comprises a main body mechanism, a medicine adding mechanism, an adjusting mechanism, an induction mechanism and a medicine injection mechanism, the medicine adding mechanism is installed on the main body mechanism, the adjusting mechanism is installed on the main body mechanism, the induction mechanism is installed at the bottom end of the adjusting mechanism, and the medicine injection mechanism is installed at the top end of the main body mechanism. The main body mechanism is driven by the adjusting mechanism to automatically adjust the adding amount of liquid medicine and the amount of sewage, the liquid medicine is added into the main body mechanism by the medicine adding mechanism, the amount of the liquid medicine added into the medicine adding mechanism is detected by the sensing mechanism, and the liquid medicine is added into the medicine adding mechanism by the medicine injection mechanism.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage treatment, in particular to a sewage treatment 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. Sewage treatment is widely used in various fields such as construction, agriculture, transportation, energy, petrochemicals, environmental protection, urban landscape, medical care, and catering. In most sewage treatment steps, chemicals need to be added to improve treatment efficiency and effects, so a dosing device is needed.

[0003] Existing sewage treatment technologies, such as the prior art with application number CN202221041435.7, include a medicine collecting cylinder, a medicine adding cylinder, an arc-shaped shield, a fixed box, a servo motor, a transmission rod, a spiral stirring blade, an extrusion block, a control valve and a mounting plate, which facilitate the spiral winding of the medicine into the medicine collecting cylinder, and facilitate the friction and crushing of the granular medicine, thereby facilitating the uniform mixing of the medicine together and improving the efficiency of the medicine in treating sewage.

[0004] However, the existing technology is not convenient for automatically adjusting the amount of added medicine according to the amount of sewage, which reduces its practicality. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a sewage treatment dosing device which is convenient for automatically adjusting the amount of added medicine according to the amount of sewage, thereby improving practicality.

[0006] The utility model discloses a sewage treatment dosing device, comprising a sewage tank; a main body mechanism, a dosing mechanism, an adjusting mechanism, a sensing mechanism and an injection mechanism, wherein the dosing mechanism is mounted on the main body mechanism, the adjusting mechanism is mounted on the main body mechanism, the sensing mechanism is mounted on the bottom end of the adjusting mechanism, and the injection mechanism is mounted on the top end of the main body mechanism; the main body mechanism is driven by the adjusting mechanism to automatically adjust the amount of medicine added to the amount of sewage; the dosing mechanism adds the medicine into the main body mechanism, the sensing mechanism detects the amount of medicine added into the dosing mechanism, and the injection mechanism adds the medicine into the dosing mechanism; the main body mechanism is driven by the adjusting mechanism to automatically adjust the amount of medicine added to the amount of sewage, thereby improving practicality; the dosing mechanism adds the medicine into the main body mechanism, the sensing mechanism detects the amount of medicine added into the dosing mechanism, and the injection mechanism adds the medicine into the dosing mechanism, thereby facilitating adjustment of the amount of medicine added into the main body mechanism.

[0007] Preferably, the main body mechanism includes a sewage bin, a sliding shell, a first sliding tooth plate, a first buoyancy plate and a mounting plate, the sliding shell is installed on the inner wall of the sewage bin, the first sliding tooth plate is slidably installed in the sliding shell, the first buoyancy plate is installed at the bottom end of the first sliding tooth plate, and the mounting plate is installed at the top of the sewage bin; firstly, sewage is added into the sewage bin, and the buoyancy makes the first buoyancy plate float on the liquid surface of the sewage, and then the first sliding tooth plate is driven to slide in the sliding shell by the different liquid levels of the sewage, and then the auxiliary adjustment mechanism is used to adjust the amount of medicine added.

[0008] Preferably, the dosing mechanism includes a medicine storage box and a water pump, the medicine storage box is installed on the side wall of the sewage bin, the water pump is installed on the top of the mounting plate, and water inlet pipes and water outlet pipes are provided at both ends of the water pump. The water inlet pipe extends into the medicine storage box, and the water outlet pipe is added to the sewage bin; by turning on the water pump, the medicine in the medicine storage box is added to the sewage bin through the water inlet pipe and the water outlet pipe.

[0009] Preferably, the adjusting mechanism includes a first gear, a second gear and a second tooth plate, a mounting frame is provided at the top of the mounting plate, the first gear and the second gear are rotatably mounted on the mounting frame, the first gear is meshed with the second gear, the second tooth plate is slidably mounted on the mounting plate, the first gear is meshed with the first sliding tooth plate, and the second tooth plate is meshed with the second gear; firstly, sewage is added into the sewage tank, and the first buoyancy plate is floated on the liquid surface of the sewage by buoyancy, and then the first sliding tooth plate is driven to slide in the sliding shell by the difference in the sewage liquid surface, and then the first gear is driven to rotate by the meshing relationship, and then the second gear is driven to rotate by the meshing relationship, and then the second tooth plate is driven to slide on the mounting plate by the meshing relationship, and then the height of the sensing mechanism is adjusted, and then the amount of medicine added is adjusted, and the sliding speed ratio of the first sliding tooth plate and the second tooth plate is adjusted by the tooth number ratio of the first gear and the second gear.

[0010] Preferably, the sensing mechanism includes a sliding sleeve, a pressure sensor, a sliding block, a second buoyancy plate and a spring, the sliding sleeve is installed at the bottom end of the second tooth plate, the pressure sensor is installed in the sliding sleeve, the sliding block is slidably installed in the sliding sleeve, the second buoyancy plate is installed at the bottom end of the sliding block, one end of the spring is installed on the pressure sensor, and the other end of the spring is installed on the sliding block; when the injection mechanism adds the medicine into the medicine storage box, when the second buoyancy plate contacts the medicine, the buoyancy of the second buoyancy plate pushes the sliding block to slide in the first gear, and then the pressure sensor is squeezed by the elasticity of the spring, the pressure is detected by the pressure sensor, and the pressure sensor sends an electrical signal to control the injection mechanism to stop adding medicine into the medicine storage box.

[0011] Preferably, the drug injection mechanism includes a drug storage box, a drug injection cartridge, a drug inlet pipe, a drug injection pipe, a first one-way valve, a second one-way valve, a sliding piston and a cylinder. The drug storage box is installed on the top of the mounting plate, the drug injection cartridge is installed on the bottom of the drug storage box through the drug inlet pipe, the drug injection pipe connects the drug injection cartridge and the drug storage box, the first one-way valve is installed on the drug inlet pipe, the second one-way valve is installed on the drug injection pipe, the sliding piston is slidably installed in the drug injection cartridge, the cylinder is installed at the outer end of the drug injection cartridge, and the movable end of the cylinder is connected to the sliding piston; when the cylinder is opened to drive the sliding piston to slide in the drug injection cartridge away from the drug storage box, the first one-way valve opens and the second one-way valve closes, so that the medicine in the medicine storage box is added to the drug injection cartridge, and when the cylinder controls the sliding piston to slide in the opposite direction, the first one-way valve closes and the second one-way valve opens, thereby adding the medicine in the drug injection cartridge to the drug storage box.

[0012] Compared with the prior art, the utility model has the following beneficial effects: the amount of medicine added and the amount of sewage are automatically adjusted by the regulating mechanism to improve practicality; the dosing mechanism adds the medicine into the main mechanism, the sensing mechanism detects the amount of medicine added into the dosing mechanism, and the injection mechanism adds the medicine into the dosing mechanism, which is convenient for adjusting the amount of medicine added into the main mechanism. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0014] Figure 2 It is a second axonometric structural schematic diagram of the utility model;

[0015] Figure 3 It is a side cross-sectional structural schematic diagram of the utility model;

[0016] Figure 4 It is a first front cross-sectional structural schematic diagram of the utility model;

[0017] Figure 5 It is a second front cross-sectional structural schematic diagram of the utility model;

[0018] Figure 6 The utility model Figure 4 A schematic diagram of the enlarged structure at A in the middle;

[0019] Figure 7 The utility model Figure 3 A schematic diagram of the enlarged structure at B in the middle;

[0020] Markings in the accompanying drawings: 01, main body; 11, sewage tank; 12, sliding shell; 13, first sliding tooth plate; 14, first buoyancy plate; 15, mounting plate; 02, dosing mechanism; 21, medicine storage box; 22, water pump; 03, adjusting mechanism; 31, first gear; 32, second gear; 33, second tooth plate; 04, sensing mechanism; 41, sliding sleeve; 42, pressure sensor; 43, sliding block; 44, second buoyancy plate; 45, spring; 05, medicine injection mechanism; 51, medicine storage box; 52, medicine injection cartridge; 53, medicine inlet pipe; 54, medicine injection pipe; 55, first one-way valve; 56, second one-way valve; 57, sliding piston; 58, cylinder. DETAILED DESCRIPTION

[0021] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive. Example

[0022] like Figures 1 to 6 As shown, it includes a sewage tank 11, a main body mechanism 01, a dosing mechanism 02, an adjusting mechanism 03, a sensing mechanism 04 and a drug injection mechanism 05. The dosing mechanism 02 is installed on the main body mechanism 01, the adjusting mechanism 03 is installed on the main body mechanism 01, the sensing mechanism 04 is installed at the bottom end of the adjusting mechanism 03, and the drug injection mechanism 05 is installed at the top end of the main body mechanism 01;

[0023] The adjusting mechanism 03 drives the main mechanism 01 to automatically adjust the amount of the medicine added and the amount of the sewage, the dosing mechanism 02 adds the medicine into the main mechanism 01, the sensing mechanism 04 detects the amount of the medicine added into the dosing mechanism 02, and the injection mechanism 05 adds the medicine into the dosing mechanism 02;

[0024] The main body mechanism 01 includes a sewage tank 11, a sliding housing 12, a first sliding tooth plate 13, a first buoyancy plate 14 and a mounting plate 15. The sliding housing 12 is mounted on the inner wall of the sewage tank 11, the first sliding tooth plate 13 is slidably mounted in the sliding housing 12, the first buoyancy plate 14 is mounted at the bottom end of the first sliding tooth plate 13, and the mounting plate 15 is mounted on the top end of the sewage tank 11;

[0025] The dosing mechanism 02 includes a medicine storage box 21 and a water pump 22. The medicine storage box 21 is installed on the side wall of the sewage tank 11, and the water pump 22 is installed on the top of the mounting plate 15. Both ends of the water pump 22 are provided with a water inlet pipe and a water outlet pipe. The water inlet pipe extends into the medicine storage box 21, and the water outlet pipe is added to the sewage tank 11.

[0026] The adjustment mechanism 03 includes a first gear 31, a second gear 32 and a second toothed plate 33. A mounting frame is provided at the top of the mounting plate 15. The first gear 31 and the second gear 32 are rotatably mounted on the mounting frame. The first gear 31 is meshed with the second gear 32. The second toothed plate 33 is slidably mounted on the mounting plate 15. The first gear 31 is meshed with the first sliding toothed plate 13, and the second toothed plate 33 is meshed with the second gear 32.

[0027] The sensing mechanism 04 includes a sliding sleeve 41, a pressure sensor 42, a sliding block 43, a second buoyancy plate 44 and a spring 45. The sliding sleeve 41 is mounted at the bottom end of the second tooth plate 33, the pressure sensor 42 is mounted in the sliding sleeve 41, the sliding block 43 is slidably mounted in the sliding sleeve 41, the second buoyancy plate 44 is mounted at the bottom end of the sliding block 43, one end of the spring 45 is mounted on the pressure sensor 42, and the other end of the spring 45 is mounted on the sliding block 43;

[0028] By turning on the water pump 22, the medicine in the medicine storage box 21 is added to the sewage tank 11 through the water inlet pipe and the water outlet pipe. First, the sewage is added to the sewage tank 11, and the buoyancy makes the first buoyancy plate 14 float on the liquid surface of the sewage, and then the first sliding tooth plate 13 is driven to slide in the sliding shell 12 through the different sewage liquid levels, and then the first gear 31 is driven to rotate through the meshing relationship, and then the second gear 32 is driven to rotate through the meshing relationship, and then the second tooth plate 33 is driven to slide on the mounting plate 15 through the meshing relationship, and then the height of the sensing mechanism 04 is adjusted, and then the amount of medicine added is adjusted, and the sliding speed ratio of the first sliding tooth plate 13 and the second tooth plate 33 is adjusted by the tooth number ratio of the first gear 31 and the second gear 32, and the injection mechanism 05 adds the medicine into the dosing mechanism 02, so as to adjust the amount of medicine added to the main mechanism 01. Example

[0029] like Figure 3 and Figure 7 As shown, it includes a sewage tank 11, a main body mechanism 01, a dosing mechanism 02, an adjusting mechanism 03, a sensing mechanism 04 and a drug injection mechanism 05. The dosing mechanism 02 is installed on the main body mechanism 01, the adjusting mechanism 03 is installed on the main body mechanism 01, the sensing mechanism 04 is installed at the bottom end of the adjusting mechanism 03, and the drug injection mechanism 05 is installed at the top end of the main body mechanism 01;

[0030] The adjusting mechanism 03 drives the main mechanism 01 to automatically adjust the amount of the medicine added and the amount of the sewage, the dosing mechanism 02 adds the medicine into the main mechanism 01, the sensing mechanism 04 detects the amount of the medicine added into the dosing mechanism 02, and the injection mechanism 05 adds the medicine into the dosing mechanism 02;

[0031] The main body mechanism 01 includes a sewage tank 11, a sliding housing 12, a first sliding tooth plate 13, a first buoyancy plate 14 and a mounting plate 15. The sliding housing 12 is mounted on the inner wall of the sewage tank 11, the first sliding tooth plate 13 is slidably mounted in the sliding housing 12, the first buoyancy plate 14 is mounted at the bottom end of the first sliding tooth plate 13, and the mounting plate 15 is mounted on the top end of the sewage tank 11;

[0032] The medicine injection mechanism 05 includes a medicine storage box 51, a medicine injection barrel 52, a medicine feed pipe 53, a medicine injection pipe 54, a first one-way valve 55, a second one-way valve 56, a sliding piston 57 and a cylinder 58. The medicine storage box 51 is installed on the top of the mounting plate 15, the medicine injection barrel 52 is installed on the bottom of the medicine storage box 51 through the medicine feed pipe 53, the medicine injection pipe 54 connects the medicine injection barrel 52 and the medicine storage box 21, the first one-way valve 55 is installed on the medicine feed pipe 53, the second one-way valve 56 is installed on the medicine injection pipe 54, the sliding piston 57 is slidably installed in the medicine injection barrel 52, the cylinder 58 is installed on the outer end of the medicine injection barrel 52, and the movable end of the cylinder 58 is connected to the sliding piston 57;

[0033] The main mechanism 01 is driven by the regulating mechanism 03 to automatically adjust the amount of medicine added and the amount of sewage, thereby improving practicality. The dosing mechanism 02 adds the medicine into the main mechanism 01, and when the cylinder 58 is opened to drive the sliding piston 57 to slide in the medicine injection barrel 52 away from the medicine storage box 21, the first one-way valve 55 is opened and the second one-way valve 56 is closed, so that the medicine in the medicine storage box 51 is added to the medicine injection barrel 52. When the cylinder 58 controls the sliding piston 57 to slide in the opposite direction, the first one-way valve 55 is closed and the second one-way valve 56 is opened, and then the medicine in the medicine injection barrel 52 is added to the medicine storage box 21. When the second buoyancy plate 44 contacts the medicine, the buoyancy of the second buoyancy plate 44 pushes the sliding block 43 to slide in the first gear 31, and then the pressure sensor 42 is squeezed by the elasticity of the spring 45, the pressure is detected by the pressure sensor 42, and the pressure sensor 42 sends an electrical signal to control the cylinder 58 to stop adding medicine to the medicine storage box 21.

[0034] like Figures 1 to 7As shown, the utility model is a sewage treatment dosing device. When it is working, the medicine in the medicine storage box 21 is added to the sewage tank 11 through the water inlet pipe and the water outlet pipe by turning on the water pump 22. First, the sewage is added to the sewage tank 11, and the first buoyancy plate 14 floats on the liquid surface of the sewage through the buoyancy, and then the first sliding tooth plate 13 is driven to slide in the sliding shell 12 through the difference in the sewage liquid level, and then the first gear 31 is driven to rotate through the meshing relationship, and then the second gear 32 is driven to rotate through the meshing relationship, and then the second tooth plate 33 is driven to slide on the mounting plate 15 through the meshing relationship, and then the height of the sensing mechanism 04 is adjusted, and then the amount of the added medicine is adjusted, and the first sliding tooth plate 13 and the second tooth plate 33 are adjusted through the tooth number ratio of the first gear 31 and the second gear 32. The sliding speed ratio is adjusted. When the air cylinder 58 is opened to drive the sliding piston 57 to slide in the injection barrel 52 away from the medicine storage box 21, the first one-way valve 55 is opened and the second one-way valve 56 is closed, so that the medicine in the medicine storage box 51 is added to the injection barrel 52. When the air cylinder 58 controls the sliding piston 57 to slide in the opposite direction, the first one-way valve 55 is closed and the second one-way valve 56 is opened, and then the medicine in the injection barrel 52 is added to the medicine storage box 21. When the second buoyancy plate 44 contacts the medicine, the buoyancy of the second buoyancy plate 44 pushes the sliding block 43 to slide in the first gear 31, and then the pressure sensor 42 is squeezed by the elasticity of the spring 45, the pressure is detected by the pressure sensor 42, and the pressure sensor 42 sends an electrical signal to control the air cylinder 58 to stop adding medicine to the medicine storage box 21.

[0035] The water pump 22, the first one-way valve 55, the second one-way valve 56 and the cylinder 58 of the utility model are purchased on the market, and technicians in the industry only need to install and operate them according to the accompanying instruction manual, without the need for technicians in this field to make creative efforts.

[0036] The main function achieved by the utility model is: in the process of sewage treatment, the amount of added medicine can be automatically adjusted according to the amount of sewage, thereby improving practicality.

[0037] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A sewage treatment dosing device, comprising a sewage tank (11); characterized in that: It also includes a main body mechanism (01), a drug adding mechanism (02), an adjusting mechanism (03), a sensing mechanism (04) and a drug injection mechanism (05), wherein the drug adding mechanism (02) is mounted on the main body mechanism (01), the adjusting mechanism (03) is mounted on the main body mechanism (01), the sensing mechanism (04) is mounted at the bottom end of the adjusting mechanism (03), and the drug injection mechanism (05) is mounted at the top end of the main body mechanism (01); The regulating mechanism (03) drives the main mechanism (01) to automatically adjust the amount of the medicine added and the amount of the sewage, the dosing mechanism (02) adds the medicine into the main mechanism (01), the sensing mechanism (04) detects the amount of the medicine added into the dosing mechanism (02), and the injection mechanism (05) adds the medicine into the dosing mechanism (02); The main body mechanism (01) comprises a sewage tank (11), a sliding shell (12), a first sliding tooth plate (13), a first buoyancy plate (14) and a mounting plate (15); the sliding shell (12) is mounted on the inner wall of the sewage tank (11); the first sliding tooth plate (13) is slidably mounted in the sliding shell (12); the first buoyancy plate (14) is mounted on the bottom end of the first sliding tooth plate (13); and the mounting plate (15) is mounted on the top end of the sewage tank (11); The adjusting mechanism (03) comprises a first gear (31), a second gear (32) and a second toothed plate (33); a mounting frame is provided at the top end of the mounting plate (15); the first gear (31) and the second gear (32) are rotatably mounted on the mounting frame; the first gear (31) is meshed with the second gear (32); the second toothed plate (33) is slidably mounted on the mounting plate (15); the first gear (31) is meshed with the first sliding toothed plate (13); and the second toothed plate (33) is meshed with the second gear (32); The sensing mechanism (04) comprises a sliding sleeve (41), a pressure sensor (42), a sliding block (43), a second buoyancy plate (44) and a spring (45), wherein the sliding sleeve (41) is mounted at the bottom end of the second tooth plate (33), the pressure sensor (42) is mounted in the sliding sleeve (41), the sliding block (43) is slidably mounted in the sliding sleeve (41), the second buoyancy plate (44) is mounted at the bottom end of the sliding block (43), one end of the spring (45) is mounted on the pressure sensor (42), and the other end of the spring (45) is mounted on the sliding block (43).

2. A sewage treatment dosing device as claimed in claim 1, characterized in that: The medicine adding mechanism (02) comprises a medicine storage box (21) and a water pump (22), wherein the medicine storage box (21) is mounted on the side wall of the sewage tank (11), and the water pump (22) is mounted on the top of the mounting plate (15), and water inlet pipes and water outlet pipes are arranged at both ends of the water pump (22), wherein the water inlet pipe extends into the medicine storage box (21), and the water outlet pipe is connected to the sewage tank (11).

3. A sewage treatment dosing device as claimed in claim 1, characterized in that: The drug injection mechanism (05) comprises a drug storage box (51), a drug injection barrel (52), a drug inlet pipe (53), a drug injection pipe (54), a first one-way valve (55), a second one-way valve (56), a sliding piston (57) and a cylinder (58). The drug storage box (51) is mounted on the top of the mounting plate (15), the drug injection barrel (52) is mounted on the bottom of the drug storage box (51) through the drug inlet pipe (53), the drug injection pipe (54) connects the drug injection barrel (52) and the drug storage box (21), the first one-way valve (55) is mounted on the drug inlet pipe (53), the second one-way valve (56) is mounted on the drug injection pipe (54), the sliding piston (57) is slidably mounted in the drug injection barrel (52), the cylinder (58) is mounted on the outer end of the drug injection barrel (52), and the movable end of the cylinder (58) is connected to the sliding piston (57).

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