Auxiliary dosing equipment for sewage treatment metering pump

Abstract

The utility model discloses auxiliary dosing equipment for a sewage treatment metering pump, and particularly relates to the technical field of sewage treatment, the auxiliary dosing equipment comprises a metering pump body, a medicine storage barrel is arranged at the bottom of the metering pump body, a feeding mechanism is arranged in the medicine storage barrel, a charging mechanism is arranged in the metering pump body, and a feeding mechanism is arranged in the charging mechanism. The feeding mechanism comprises a machine box arranged at the top of the metering pump body, a first motor is arranged in the machine box, the output end of the first motor is coaxially in transmission connection with a threaded rod, the threaded rod is sleeved with a threaded sleeve, connecting blocks are arranged on the two sides of the threaded sleeve, movable rods are arranged at the bottoms of the connecting blocks, and the movable rods are arranged in the machine box. The bottom of the movable rod penetrates through the surface of the metering pump body. According to the utility model, the dosage of the liquid medicine can be flexibly controlled, the use effect of the medicine is improved, the bottom medicine is prevented from precipitating, full automation is realized, and time and labor are saved.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage treatment, and more specifically to a sewage treatment metering pump auxiliary dosing device. Background Art

[0002] In the work of stabilizing water quality, the addition of chemicals is the core, so a dosing device is usually used. The dosing device uses a metering pump to add drugs to the sewage in turn, and mixes the drugs with the sewage, which can mix the impurities in the sewage. During the drug filling process, the liquid inlet needs to be taken out of the sewage, and the taken out liquid inlet is placed inside the medicine box, so that the automatic filling and addition of the drug can be achieved. However, it will waste time when taking the liquid inlet, and the liquid inlet needs to be cleaned regularly to avoid cross infection.

[0003] Patent application publication number: CN219327600U A dosing metering pump for sewage treatment, when the threaded rod rotates, the threaded rod carries the piston to move downward, the first one-way valve is in a sealed state inside the liquid circulation roller, and the second one-way valve is in an open and closed state inside the liquid medicine discharge pipe, that is, the liquid medicine can be discharged to the outside through the liquid medicine discharge pipe, and at the same time, the threaded rod is rotated in the opposite direction, the threaded rod carries the piston to move upward, the second one-way valve is in a sealed state, the first one-way valve is opened, and the liquid medicine is transported to the inside of the metering pump body through the liquid circulation roller, that is, when adding and discharging the liquid medicine, the convenience is increased.

[0004] However, when this structure is actually used, by starting the motor, the motor drives the threaded rod to rotate, and the threaded rod drives the piston to perform threaded movement, so that the height of the piston can be controlled and adjusted. When the piston moves downward, it pushes the medicine liquid to flow downward, but the dosage of the medicine liquid pushed by the downward movement of the piston is difficult to control, making it difficult to accurately control the amount of medicine delivered. Utility Model Content

[0005] In order to overcome the above-mentioned defects of the prior art, the utility model provides a sewage treatment metering pump auxiliary dosing device to solve the problems raised in the above-mentioned background technology.

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

[0007] A sewage treatment metering pump auxiliary dosing device comprises a metering pump body, a medicine storage barrel is arranged at the bottom of the metering pump body, a feeding mechanism is arranged inside the medicine storage barrel, and a dosing mechanism is arranged inside the metering pump body;

[0008] The feeding mechanism includes a chassis arranged on the top of the metering pump body, a first motor is arranged inside the chassis, an output end of the first motor is coaxially connected to a threaded rod, a threaded sleeve is sleeved on the threaded rod, connecting blocks are arranged on both sides of the threaded sleeve, a movable rod is arranged at the bottom of the connecting block, the bottom of the movable rod passes through the surface of the metering pump body and extends to the inside of the metering pump body, a piston is arranged at the bottom of the movable rod, a rubber sleeve is sleeved on the surface of the piston, a photoelectric sensor is arranged on the inner wall of the metering pump body, an observation groove is opened on the surface of the metering pump body, tempered glass is arranged inside the observation groove, and a card scale is arranged on the tempered glass.

[0009] By adopting the above technical solution: the dosage of the liquid medicine can be flexibly controlled, and it is fully automated, saving time and labor.

[0010] As a further description of the above technical solution: the feeding mechanism includes a motor box arranged on the top of the medicine storage barrel, the interior of the motor box is provided with an output end of a second motor which is coaxially connected to a rotating shaft, one end of the rotating shaft is rotatably connected to the inner wall of the medicine storage barrel, a plurality of stirring drums are arranged on the surface of the rotating shaft, a plurality of stirring rods are arranged on the surface of the rotating shaft, and the cross-sections of the plurality of stirring rods are all arranged to be L-shaped.

[0011] By adopting the above technical solution: in order to fully stir the medicine, the use effect of the medicine is improved and the precipitation of the medicine at the bottom is prevented.

[0012] As a further description of the above technical solution: a feed pipe is provided on one side of the metering pump body, the feed pipe passes through the medicine storage barrel and extends into the medicine storage barrel, a feed hopper is provided at the bottom of the feed pipe, an automatic valve is provided on the feed pipe, a connecting pipe is provided at the bottom of the metering pump body, a one-way valve is provided inside the connecting pipe, a medicine liquid discharge pipe is provided at the bottom of the connecting pipe, and a discharge hopper is provided at the bottom of the medicine liquid discharge pipe.

[0013] By adopting the above technical solution: in order to make the medicine inside the medicine storage barrel quickly enter the inside of the metering pump body, the working efficiency is greatly improved.

[0014] Technical effects and advantages of the utility model:

[0015] 1. By setting up a feeding mechanism, compared with the prior art, an observation slot is provided on the surface of the metering pump body, and tempered glass is provided inside the observation slot, so that the amount of medicine inside the metering pump body can be observed, and the amount of medicine in the metering pump body can be measured by a scale, and the photoelectric sensor is placed at a specified scale position, so as to achieve precise control of the amount of medicine delivered, and the piston automatically reciprocates up and down in a straight line, so as to realize automatic filling and delivery of medicine in the metering pump body, saving time and effort;

[0016] 2. By setting up a feeding mechanism, compared with the prior art, a second motor is used to drive the rotating shaft to rotate, and the rotating shaft drives the stirring drum to rotate, so that the powder and water in the lower part of the medicine storage barrel are stirred. At the same time, the rotating shaft drives the stirring rod to rotate, so that the powder and water precipitated at the bottom of the medicine storage barrel are fully stirred, thereby improving the use effect of the medicine and treating the sewage thoroughly. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0018] Figure 2 It is a front cross-sectional structural schematic diagram of the utility model.

[0019] Figure 3 It is a schematic diagram of the structure of the feeding mechanism of the utility model.

[0020] Figure 4 It is a schematic diagram of the structure of the feeding mechanism of the utility model.

[0021] Figure 5 This is a schematic diagram of the connecting pipe structure of the utility model.

[0022] The accompanying drawings are marked as follows: 1. metering pump body; 2. medicine storage barrel; 3. first motor; 4. threaded rod; 5. threaded sleeve; 6. movable rod; 7. piston; 8. photoelectric sensor; 9. observation slot; 10. scale card; 11. second motor; 12. rotating shaft; 13. mixing drum; 14. mixing rod; 15. feed pipe; 16. feed hopper; 17. automatic valve; 18. connecting pipe; 19. one-way valve; 20. medicine liquid discharge pipe; 21. discharge hopper. DETAILED DESCRIPTION

[0023] 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.

[0024] The embodiments of this application disclose Figure 1-4 The sewage treatment metering pump auxiliary dosing device shown comprises a metering pump body 1, a medicine storage barrel 2 is arranged at the bottom of the metering pump body 1, a feeding mechanism is arranged inside the medicine storage barrel 2, and a dosing mechanism is arranged inside the metering pump body 1;

[0025] The feeding mechanism includes a chassis arranged on the top of the metering pump body 1, a first motor 3 is arranged inside the chassis, and a threaded rod 4 is coaxially connected to the output end of the first motor 3, a threaded sleeve 5 is sleeved on the threaded rod 4, and connecting blocks are arranged on both sides of the threaded sleeve 5, and a movable rod 6 is arranged at the bottom of the connecting block, and the bottom of the movable rod 6 passes through the surface of the metering pump body 1 and extends to the inside of the metering pump body 1, a piston 7 is arranged at the bottom of the movable rod 6, and a rubber sleeve is sleeved on the surface of the piston 7, and a photoelectric sensor 8 is arranged on the inner wall of the metering pump body 1, an observation groove 9 is opened on the surface of the metering pump body 1, and tempered glass is arranged inside the observation groove 9, and a card scale 10 is arranged on the tempered glass, the observation groove 9 is opened on the surface of the metering pump body 1, and the tempered glass is arranged inside the observation groove 9, so that the amount of medicine inside the metering pump body 1 can be observed, and the amount of medicine in the metering pump body 1 is measured by the card scale 10, and the photoelectric sensor 8 is placed at the specified scale position, thereby realizing accurate control of the amount of medicine administered.

[0026] Reference Figure 2-4 As shown, the feeding mechanism includes a motor box arranged on the top of the medicine storage barrel 2, and the output end of the second motor 11 is coaxially connected to the rotating shaft 12 inside the motor box. One end of the rotating shaft 12 is rotatably connected to the inner wall of the medicine storage barrel 2, and a plurality of stirring drums 13 are arranged on the surface of the rotating shaft 12. A plurality of stirring rods 14 are arranged on the surface of the rotating shaft 12, and the cross-sections of the plurality of stirring rods 14 are all arranged in an L shape. The second motor 11 is started to drive the rotating shaft 12 to rotate, and the rotating shaft 12 drives the stirring drum 13 to rotate, thereby stirring the medicine powder and water in the lower part of the medicine storage barrel 2, and at the same time, the rotating shaft 12 drives the stirring rod 14 to rotate, thereby fully stirring the medicine powder and water precipitated at the bottom of the medicine storage barrel 2, thereby improving the use effect of the medicine.

[0027] Reference Figure 3-5As shown, a feed pipe 15 is provided on one side of the metering pump body 1, and the feed pipe 15 passes through the medicine storage barrel 2 and extends into the medicine storage barrel 2. A feed hopper 16 is provided at the bottom of the feed pipe 15, and an automatic valve 17 is provided on the feed pipe 15. A connecting pipe 18 is provided at the bottom of the metering pump body 1, and a one-way valve 19 is provided inside the connecting pipe 18. A medicine liquid discharge pipe 20 is provided at the bottom of the connecting pipe 18, and a discharge hopper 21 is provided at the bottom of the medicine liquid discharge pipe 20. The first motor 3 rotates counterclockwise, thereby driving the threaded rod 4 to rotate counterclockwise, so that the threaded sleeve 5 moves downward on the surface of the threaded rod 4, and then the threaded sleeve 5 drives the connecting blocks on both sides to move downward, and the connecting blocks drive the movable rod 6 to move downward, and the movable rod 6 drives the piston 7 to move downward. At the same time, the one-way valve 19 is opened, so that the medicine liquid is pressed into the connecting pipe 18, enters the medicine liquid discharge pipe 20 through the connecting pipe 18, and then is discharged from the discharge hopper 21 at the bottom of the medicine liquid discharge pipe 20, thereby realizing the purification of sewage.

[0028] Working principle of the utility model: When the utility model is used, the second motor 11 is first started to drive the rotating shaft 12 to rotate, and the rotating shaft 12 drives the stirring drum 13 to rotate, so as to stir the medicine powder and water in the lower part of the medicine storage barrel 2, and at the same time, the rotating shaft 12 drives the stirring rod 14 to rotate, so as to fully stir the medicine powder and water precipitated at the bottom of the medicine storage barrel 2, thereby improving the use effect of the medicine;

[0029] Then the automatic valve 17 opens, the first motor 3 is started to drive the threaded rod 4 to rotate clockwise, so that the threaded sleeve 5 moves upward on the surface of the threaded rod 4, and then the threaded sleeve 5 drives the connecting blocks on both sides to move upward, the connecting blocks drive the movable rod 6 to move upward, and the movable rod 6 drives the piston 7 to move upward. Due to the effect of pressure, the liquid in the medicine storage barrel 2 enters the feed pipe 15 through the feed hopper 16, and then enters the metering pump body 1 through the feed pipe 15. When the piston 7 moves to the photoelectric sensor 8, the model of the photoelectric sensor 8 is E3F-DS30C4, and the photoelectric sensor 8 transmits The signal is sent to the external controller, so that the automatic valve 17 is closed, and at the same time, the first motor 3 rotates counterclockwise, thereby driving the threaded rod 4 to rotate counterclockwise, so that the threaded sleeve 5 moves downward on the surface of the threaded rod 4, and then the threaded sleeve 5 drives the connecting blocks on both sides to move downward, the connecting blocks drive the movable rod 6 to move downward, and the movable rod 6 drives the piston 7 to move downward, and at the same time, the one-way valve 19 is opened, so that the liquid medicine is pressed into the connecting pipe 18, enters the liquid medicine discharge pipe 20 through the connecting pipe 18, and then is discharged from the discharge hopper 21 at the bottom of the liquid medicine discharge pipe 20, thereby achieving the purification of sewage;

[0030] An observation groove 9 is provided on the surface of the metering pump body 1, and tempered glass is provided inside the observation groove 9, so that the amount of medicine inside the metering pump body 1 can be observed, and the amount of medicine in the metering pump body 1 can be measured by a card scale 10, and the photoelectric sensor 8 is placed at a specified scale position, thereby achieving precise control of the amount of medicine administered.

[0031] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A sewage treatment metering pump auxiliary dosing device, comprising a metering pump body (1), characterized in that: A medicine storage barrel (2) is arranged at the bottom of the metering pump body (1), a material feeding mechanism is arranged inside the medicine storage barrel (2), and a material adding mechanism is arranged inside the metering pump body (1); The feeding mechanism comprises a chassis arranged on the top of the metering pump body (1), a first motor (3) is arranged inside the chassis, an output end of the first motor (3) is coaxially connected to a threaded rod (4), a threaded sleeve (5) is sleeved on the threaded rod (4), connecting blocks are arranged on both sides of the threaded sleeve (5), a movable rod (6) is arranged at the bottom of the connecting block, the bottom of the movable rod (6) penetrates the surface of the metering pump body (1) and extends into the inside of the metering pump body (1), a piston (7) is arranged at the bottom of the movable rod (6), the surface of the piston (7) is sleeved with a rubber sleeve, a photoelectric sensor (8) is arranged on the inner wall of the metering pump body (1), an observation slot (9) is opened on the surface of the metering pump body (1), a tempered glass is arranged inside the observation slot (9), and a scale card (10) is arranged on the tempered glass.

2. A sewage treatment metering pump auxiliary dosing equipment according to claim 1, characterized in that: The feeding mechanism comprises a motor box arranged on the top of the medicine storage barrel (2), wherein the output end of a second motor (11) is arranged inside the motor box and is coaxially connected to a rotating shaft (12), and one end of the rotating shaft (12) is rotatably connected to the inner wall of the medicine storage barrel (2).

3. A sewage treatment metering pump auxiliary dosing equipment according to claim 2, characterized in that: A plurality of stirring drums (13) are arranged on the surface of the rotating shaft (12), and a plurality of stirring rods (14) are arranged on the surface of the rotating shaft (12), wherein the cross-sections of the plurality of stirring rods (14) are all arranged to be L-shaped.

4. A sewage treatment metering pump auxiliary dosing equipment according to claim 1, characterized in that: A feed pipe (15) is provided on one side of the metering pump body (1), the feed pipe (15) passes through the medicine storage barrel (2) and extends into the interior of the medicine storage barrel (2), a feed hopper (16) is provided at the bottom of the feed pipe (15), and an automatic valve (17) is provided on the feed pipe (15).

5. The sewage treatment metering pump auxiliary dosing equipment according to claim 1 is characterized by: A connecting pipe (18) is provided at the bottom of the metering pump body (1), and a one-way valve (19) is provided inside the connecting pipe (18).

6. A sewage treatment metering pump auxiliary dosing device according to claim 5, characterized in that: A medicine liquid discharge pipe (20) is provided at the bottom of the connecting pipe (18), and a discharge hopper (21) is provided at the bottom of the medicine liquid discharge pipe (20).

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