Chemical dosing equipment for sewage treatment plant
By designing a drug delivery equipment with components including fixing frames, dosing cartridges, feed pumps, hoses, cross plates, sleeves, rods, metering cylinders, etc., the problem that traditional equipment cannot achieve accurate dosing is solved, and accurate dosing of drugs at the designated location and depth of the sewage treatment pool is achieved, which improves the sewage treatment effect.
Patent Information
- Application Number
- CN202420810738.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-18
- Publication Date
- 2025-03-14
- Estimated Expiration
- 2034-04-18
AI Technical Summary
The drug administration equipment of traditional sewage treatment plants cannot achieve accurate drug administration, and the drug cannot be administered to a designated location and depth according to needs, which affects the accuracy of drug administration.
A drug delivery device including a fixing frame, a drug delivery cartridge, a material pump, a hose, a transverse plate, a sleeve, a sleeve, a metering cylinder, and other components is designed. The position and depth of the metering cylinder are adjusted through the coordination of the sliding sleeve and a sleeve, and the precise metering and dosing is achieved through the control of a servo motor and a solenoid valve.
The metering cylinder is moved to the designated position and depth of the sewage treatment tank for dosing, which improves the accuracy and effect of dosing, and ensures the uniform distribution of the drug.
Smart Images
Figure CN222612957U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to a dosing device for a sewage treatment plant, belonging to the technical field of sewage treatment equipment. Background Art
[0002] At present, with the development of society, in order to better protect the environment, it is necessary to treat sewage. During the sewage treatment process, the sewage needs to be placed in a sewage pool for drug precipitation.
[0003] The traditional way of dosing in sewage treatment plants is mainly through manual spraying or using existing dosing equipment. The current dosing equipment mainly uses water pumps to draw in the dosing process. During the dosing process, we found that no matter whether it is manual spraying or dosing equipment, it is impossible to accurately deliver the drugs to the set position and depth according to demand, which affects the accuracy of dosing. For this reason, we designed dosing equipment for sewage treatment plants. Utility Model Content
[0004] The purpose of the utility model is to provide a dosing device for a sewage treatment plant to solve the problems raised in the above background technology.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: it includes a fixed frame, a drug-dosing barrel is fixedly installed in the middle of the fixed frame, a material pump is fixedly installed at the bottom of the side of the drug-dosing barrel, a hose is fixedly installed at the discharge end of the material pump, a cross plate is fixedly installed at the top of the fixed frame, a sleeve is slidably connected to the middle of the cross plate, a sleeve rod is connected to the inner sleeve of the sleeve, a fixed seat is fixedly provided at the bottom end of the sleeve, a metering barrel is fixedly installed at the bottom end of the fixed seat, one end of the hose is fixedly connected to the top of the metering barrel and extends to the inside of the metering barrel.
[0006] In the above-mentioned dosing equipment of the sewage treatment plant, a through groove is opened in the middle of the top of the horizontal plate, the sleeve is connected with the through groove through an insertion, a mounting groove is opened on the side of the through groove, an electric slide rail is fixedly installed inside the mounting groove, and the sliding end of the electric slide rail is fixedly connected to the outer wall of the sleeve.
[0007] In the above-mentioned dosing equipment of the sewage treatment plant, an electric push rod is fixedly installed at the top end inside the sleeve, and the telescopic end of the electric push rod is fixedly connected to the top end of the sleeve rod.
[0008] In the above-mentioned dosing equipment of the sewage treatment plant, the bottom end of the sleeve rod is fixedly connected to the center of the top of the fixed seat, a cavity is opened inside the fixed seat, a push rod is inserted into the bottom of the cavity, the bottom end of the push rod extends to the inside of the metering cylinder, a piston is nested inside the metering cylinder, and the center of the top of the piston is fixedly connected to the bottom end of the push rod.
[0009] In the above-mentioned dosing equipment of the sewage treatment plant, a trapezoidal screw is rotatably connected between the top and bottom ends inside the cavity, a screw seat is threadedly connected to the surface of the trapezoidal screw, one side of the bottom end of the screw seat is fixedly connected to the top of the push rod, and the other side of the bottom end of the screw seat is interlaced with a limit rod, the limit rod is fixedly connected to the cavity wall, a servo motor is fixedly installed on the top of the cavity, and the output end of the servo motor is fixedly connected to the top of the trapezoidal screw.
[0010] In the above-mentioned dosing equipment of the sewage treatment plant, a liquid outlet hole is provided at the bottom end of the metering cylinder, and a solenoid valve is fixedly installed inside the liquid outlet hole.
[0011] In the above-mentioned dosing equipment of the sewage treatment plant, a stirring shaft is rotatably connected to the center of the dosing cylinder, a driving motor is fixedly installed at the center of the top of the dosing cylinder, the output shaft of the driving motor is fixedly connected to the top of the stirring shaft, and a dosing port is opened on the side of the top of the dosing cylinder.
[0012] Compared with the prior art, the utility model has the following beneficial effects: the position of the metering cylinder can be adjusted by sliding the sleeve on the top of the horizontal plate; the sleeve and the sleeve rod are nested; the lifting and lowering of the metering cylinder can be controlled by the extension and retraction of the sleeve rod; the metering cylinder can be moved to the specified position and specified depth of the sewage treatment pool for dosing; at the same time, the metering cylinder can measure the two dosing points, effectively realizing accurate dosing and improving the sewage treatment effect. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 It is a structural schematic diagram of the dosing equipment of the utility model sewage treatment plant;
[0014] Figure 2 This is a schematic diagram of the connection structure of the sleeve and sleeve rod of the dosing equipment of the sewage treatment plant of the utility model;
[0015] Figure 3 It is a cross-sectional view of a medicine dosing cylinder of the medicine dosing equipment of the sewage treatment plant of the utility model;
[0016] Figure 4 The utility model is a schematic diagram of the internal structure of the fixing base of the dosing equipment of the sewage treatment plant.
[0017] In the figure: 1. fixed frame; 2. medicine feeding cylinder; 3. material pump; 4. hose; 5. driving motor; 6. horizontal plate; 7. medicine feeding port; 8. through slot; 9. mounting slot; 10. electric slide rail; 11. sleeve; 12. sleeve rod; 13. fixed seat; 14. metering cylinder; 15. electric push rod; 16. stirring shaft; 17. piston; 18. solenoid valve; 19. limit rod; 20. servo motor; 21. screw seat; 22. push rod; 23. trapezoidal screw. DETAILED DESCRIPTION
[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0019] See also Figure 1-4 The utility model provides a technical solution for the dosing equipment of the sewage treatment plant:
[0020] according to Figure 1-4 As shown, it includes a fixed frame 1, a drug-dosing barrel 2 is fixedly installed in the middle of the fixed frame 1, a material pump 3 is fixedly installed at the bottom of the side of the drug-dosing barrel 2, a hose 4 is fixedly installed at the discharge end of the material pump 3, a cross plate 6 is fixedly installed at the top of the fixed frame 1, a sleeve 11 is slidably connected to the middle of the cross plate 6, a sleeve rod 12 is sleeved inside the sleeve 11, a fixed seat 13 is fixedly installed at the bottom end of the sleeve rod 12, a metering barrel 14 is fixedly installed at the bottom end of the fixed seat 13, one end of the hose 4 is fixedly connected to the top of the metering barrel 14, and extends to the inside of the metering barrel 14.
[0021] Specifically, the sliding sleeve 11 and the sleeve rod 12 cooperate to adjust the dosing position and depth of the metering cylinder 14, and the dosing amount is measured according to the metering cylinder 14 to achieve accurate dosing at a specified position and depth.
[0022] according to Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, a through slot 8 is provided in the middle of the top of the horizontal plate 6, and a sleeve 11 is inserted and connected with the through slot 8. A mounting slot 9 is provided on the side of the through slot 8, and an electric slide rail 10 is fixedly installed inside the mounting slot 9. The sliding end of the electric slide rail 10 is fixedly connected to the outer wall of the sleeve 11.
[0023] An electric push rod 15 is fixedly installed at the top end of the sleeve 11 , and the telescopic end of the electric push rod 15 is fixedly connected to the top end of the sleeve rod 12 .
[0024] Specifically, the electric slide rail 10 drives the sleeve 11 to move horizontally, and the electric push rod 15 drives the sleeve rod 12 to move up and down, thereby realizing the movement and lifting of the metering cylinder 14, and achieving the dosing at a specified position and a specified depth.
[0025] The bottom end of the sleeve rod 12 is fixedly connected to the center of the top of the fixed seat 13. A cavity is provided inside the fixed seat 13. A push rod 22 is inserted into the bottom of the cavity. The bottom end of the push rod 22 extends to the inside of the metering cylinder 14. A piston 17 is nested inside the metering cylinder 14. The center of the top of the piston 17 is fixedly connected to the bottom end of the push rod 22. A liquid outlet is provided at the bottom end of the metering cylinder 14. A solenoid valve 18 is fixedly installed inside the liquid outlet.
[0026] A trapezoidal lead screw 23 is rotatably connected between the top and bottom ends inside the cavity, a screw seat 21 is threadedly connected to the surface of the trapezoidal lead screw 23, one side of the bottom end of the screw seat 21 is fixedly connected to the top of the push rod 22, and the other side of the bottom end of the screw seat 21 is inserted with a limit rod 19, the limit rod 19 is fixedly connected to the cavity wall, a servo motor 20 is fixedly installed at the top of the cavity, and the output end of the servo motor 20 is fixedly connected to the top of the trapezoidal lead screw 23.
[0027] Specifically, the servo motor 20 drives the trapezoidal screw 23 to rotate, the trapezoidal screw 23 drives the screw seat 21 to rise and fall, the screw seat 21 rises and falls to drive the push rod 22 to rise and fall, and the push rod 22 drives the piston 17 to rise and fall, so that the liquid medicine inside the metering cylinder 14 can be pushed out.
[0028] according to Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, a stirring shaft 16 is rotatably connected at the center of the inside of the medicine-dosing barrel 2, a driving motor 5 is fixedly installed at the center of the top of the medicine-dosing barrel 2, the output shaft of the driving motor 5 is fixedly connected to the top of the stirring shaft 16, and a medicine-dosing port 7 is opened on the side of the top of the medicine-dosing barrel 2.
[0029] Specifically, the stirring shaft 16 is driven to rotate by the driving motor 5, and the liquid medicine inside the medicine-dosing cylinder 2 is mixed by the stirring shaft 16, thereby improving the uniformity of the liquid medicine.
[0030] Working principle: When the dosing device of the sewage treatment plant of the utility model is used, the fixed frame 1 is first moved to the dosing position according to the dosing demand, and then the material pump 3 is opened according to the dosing amount, and the liquid medicine inside the dosing cylinder 2 is pumped into the inside of the metering cylinder 14 through the material pump 3, and the dosing amount is determined by observing the metering cylinder 14, and the specific dosing position is determined to open the electric slide rail 10 and the electric push rod 15, and the electric slide rail 10 drives the movement of the sleeve 11, and the electric push rod 15 pushes the lifting and lowering of the sleeve rod 12 to achieve the position and depth adjustment of the metering cylinder 14. When the set position is reached, the servo motor 20 and the solenoid valve 18 are turned on, and the servo motor 20 drives the trapezoidal screw 23 to rotate, and the rotation of the trapezoidal screw 23 drives the screw seat 21 to move downward, and the downward movement of the screw seat 21 drives the push rod 22 to move downward, and the downward movement of the push rod 22 pushes the piston 17 to move downward, and the downward movement of the piston 17 squeezes the liquid medicine inside the metering cylinder 14 out of the metering cylinder 14 to complete the dosing.
[0031] The contents not described in detail in this specification belong to the prior art known to the professional and technical personnel in this field. The specific embodiments described in this article are only used to illustrate the spirit of the utility model. The technicians in the technical field of the utility model can make various modifications or supplements to the specific embodiments described or replace them in a similar way, but they will not deviate from the spirit of the utility model or exceed the scope defined by the attached claims.
Claims
1. A dosing device for a sewage treatment plant, comprising a fixed frame (1), characterized in that: A drug-dosing barrel (2) is fixedly mounted in the middle of the fixed frame (1), a material pump (3) is fixedly mounted at the bottom of the side of the drug-dosing barrel (2), a hose (4) is fixedly mounted at the discharge end of the material pump (3), a cross plate (6) is fixedly mounted at the top of the fixed frame (1), a sleeve (11) is slidably connected to the middle of the cross plate (6), a sleeve rod (12) is sleeved inside the sleeve (11), a fixed seat (13) is fixedly mounted at the bottom end of the sleeve rod (12), a metering barrel (14) is fixedly mounted at the bottom end of the fixed seat (13), one end of the hose (4) is fixedly connected to the top of the metering barrel (14) and extends to the inside of the metering barrel (14).
2. The dosing device for a sewage treatment plant according to claim 1, characterized in that: A through slot (8) is provided in the middle of the top end of the transverse plate (6), the sleeve (11) is connected to the through slot (8) through insertion, a mounting slot (9) is provided on the side of the through slot (8), an electric slide rail (10) is fixedly installed inside the mounting slot (9), and the sliding end of the electric slide rail (10) is fixedly connected to the outer wall of the sleeve (11).
3. The dosing device for a sewage treatment plant according to claim 2, characterized in that: An electric push rod (15) is fixedly mounted on the top end of the sleeve (11), and the telescopic end of the electric push rod (15) is fixedly connected to the top end of the sleeve rod (12).
4. The dosing device for a sewage treatment plant according to claim 3, characterized in that: The bottom end of the sleeve rod (12) is fixedly connected to the center of the top end of the fixing seat (13); a cavity is provided inside the fixing seat (13); a push rod (22) is inserted into the bottom of the cavity; the bottom end of the push rod (22) extends to the inside of the metering cylinder (14); a piston (17) is nested inside the metering cylinder (14); the top center of the piston (17) is fixedly connected to the bottom end of the push rod (22).
5. The dosing device for a sewage treatment plant according to claim 4, characterized in that: A trapezoidal lead screw (23) is rotatably connected between the top and bottom ends of the cavity, a lead screw seat (21) is threadedly connected to the surface of the lead screw (23), one side of the bottom end of the lead screw seat (21) is fixedly connected to the top end of the push rod (22), a limit rod (19) is inserted and connected to the other side of the bottom end of the lead screw seat (21), the limit rod (19) is fixedly connected to the cavity wall, a servo motor (20) is fixedly installed at the top end of the cavity, and the output end of the servo motor (20) is fixedly connected to the top end of the trapezoidal lead screw (23).
6. The dosing device for sewage treatment plant according to claim 4, characterized in that: A liquid outlet hole is provided at the bottom end of the metering cylinder (14), and a solenoid valve (18) is fixedly installed inside the liquid outlet hole.
7. The dosing device for a sewage treatment plant according to claim 1, characterized in that: A stirring shaft (16) is rotatably connected at the center of the inside of the drug-dosing barrel (2), a driving motor (5) is fixedly installed at the center of the top of the drug-dosing barrel (2), the output shaft of the driving motor (5) is fixedly connected to the top of the stirring shaft (16), and a drug-dosing port (7) is opened on the side of the top of the drug-dosing barrel (2).