Dosing device for secondary treatment of sewage

Abstract

The utility model discloses a dosing device for secondary treatment of sewage, which relates to the technical field of dosing devices and comprises a dosing device body, a medicament delivery device and a flow pump, and the top of the dosing device body is communicated with the bottom of the medicament delivery device. The uniform stirring assembly is arranged to be matched with the uniform mixing assembly to uniformly stir and mix materials in the dosing device body, and the problems that when an existing dosing device is used, stirring is not uniform at the corner of a dosing box or at the position close to the box wall, the local concentration of a medicament is too high or too low, and the dosing effect is poor are solved. The problems that according to some sewage treatment processes needing to accurately control agent concentration and reaction conditions, non-uniform local stirring possibly becomes a key restricting factor, and the using effect of an agent adding device is affected are solved in the prior art, in the prior art, the agent adding accuracy and stability are affected, and then the adverse effect is generated on the sewage treatment effect. And meanwhile, for some sewage treatment processes needing to accurately control agent concentration and reaction conditions, non-uniform local stirring possibly becomes a key restricting factor. The effect of uniform stirring and mixing is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a dosing device technical field, specifically is a sewage secondary treatment's dosing device. BACKGROUND

[0002] In the sewage secondary treatment process, first according to the water quality of sewage and processing requirement, in the storage tank preparation good corresponding medicament solution, start stirring device, make medicament fully dissolved and mixed evenly, when sewage enters secondary processing link, control system according to the preset dosing procedure and the real-time flow of sewage, water quality etc. Parameter, the operation of automatic control metering pump is controlled, and the accurate metering medicament is transported to the sewage, and the medicament is fully mixed and reacted with the sewage in the pipeline or treatment pond, and through the action of chemical reaction, physical adsorption etc. Remove the pollutants in the sewage, such as suspended solids, organic matter, heavy metal ions etc., to achieve the purpose of purifying sewage.

[0003] For example, a sewage treatment dosing device with the publication number CN217855698U, mainly through the sewage treatment dosing device, adopt medicament delivery device and the partition plate on medicament delivery device, the medicament is entered into the dosing box from the liquid inlet on medicament delivery device, the medicament in dosing box is mixed evenly by stirring rod, and then flows into the sewage pool through the metering pump. Partition plate one and partition plate two are located on the opposite sides of medicament delivery device, and are connected to the partition plate one on medicament delivery device through sliding, and the fixed plate one on partition plate one, so that the particulate matter is left in the dosing box, the medicament enters the dosing box from the dosing hole, the medicament in dosing box is mixed evenly by stirring rod, and then flows into the sewage pool through the metering pump. By inclining partition plate one and partition plate two, the residual particulate matter on partition plate one and partition plate two is washed to the dirt slot when the medicament passes through partition plate one and partition plate two, reducing the blockage of partition plate one and partition plate two, and the particulate matter is concentrated in the dirt slot, making it more convenient to clean partition plate one or partition plate two.

[0004] Based on the search of patent number, combined with the deficiencies in the prior art;

[0005] The existing dosing device still has the problem of uneven stirring in the corner of the dosing box or near the tank wall during use, which can cause local over-concentration or under-concentration of the medicament, affecting the accuracy and stability of dosing, and further adversely affecting the sewage treatment effect. At the same time, for some sewage treatment processes that require accurate control of medicament concentration and reaction conditions, this local uneven stirring may become a key limiting factor, affecting the use effect of the dosing device. UTILITY MODEL CONTENTS

[0006] To solve the problems presented in the background art, the utility model discloses a sewage secondary treatment's dosing device has the advantages of uniform stirring and mixing, solves the corner or the place close to the tank wall of the dosing device in the prior art in use, still exists the situation of uneven stirring, this can lead to local high or low concentration of medicament, influence the accuracy and stability of dosing, and then have the adverse effect on the sewage treatment effect, and simultaneously for some sewage treatment process that needs to accurately control the concentration of medicament and reaction condition, this uneven local stirring can become the key restricting factor, influence the problem of dosing device use effect.

[0007] To achieve the above object, the utility model provides the following technical scheme: a sewage secondary treatment's dosing device, including dosing device body, medicament delivery device and flow pump, the top of dosing device body communicates with the bottom of medicament delivery device and installs, the flow pump sets up in one side of dosing device body, the top of dosing device body is equipped with stirring uniformity subassembly, the bottom of dosing device body is equipped with uniform mixing subassembly.

[0008] As the utility model prefers, the stirring uniformity subassembly includes motor, the output of motor is provided with speed reducer, the bottom of speed reducer is fixedly connected with stirring rod, the outside of stirring rod is fixedly connected with scraper, the bottom of stirring rod is fixedly connected with cleaning plate.

[0009] As the utility model prefers, the uniform mixing subassembly includes fixed groove, the bottom of fixed groove inner wall is fixedly connected with ultrasonic generator, the outside of ultrasonic generator is fixedly connected with stainless steel box, the outside of stainless steel box is fixedly connected with the inside of fixed groove, the ultrasonic generator is electrically connected with controller through wire, the controller is installed on the front of dosing device body.

[0010] As the utility model prefers, the top of the surface of stirring rod is fixedly connected with inclined plate, the surface of stirring rod is fixedly connected with auger blade.

[0011] As the utility model prefers, the output of motor is installed with elastic coupling, the bottom of elastic coupling is installed with the top of speed reducer.

[0012] As the utility model prefers, the bottom of one side of dosing device body is communicated with electromagnetic valve, the electromagnetic valve is communicated with flow pump through pipeline, the front of dosing device body is fixedly connected with remote controller, the remote controller is electrically connected with controller through wire.

[0013] As the utility model prefers, the front of dosing device body is installed with observation groove, the inside of observation groove is fixedly connected with transparent scale plate.

[0014] As the utility model preferred, the inside of the dosing device body is fixedly connected with an anticorrosion ring, and the outside of the dosing device body is fixedly connected with a heat preservation plate.

[0015] Compared with the prior art, the utility model has the beneficial effects as follows:

[0016] 1、The utility model discloses a stirring uniform component cooperates even mixing component to the material in the dosing device body even mixing, solved the dosing device in the use of the dosing device in the prior art, still exists the situation of uneven stirring in the corner of the dosing box or close to the box wall, this can cause the local concentration of medicament to be too high or too low, influence the accuracy and stability of dosing, and then have the adverse effect on the sewage treatment effect, and for some sewage treatment process that needs to accurately control the concentration of medicament and reaction condition, this local uneven stirring can become the key restricting factor, influence the use effect of dosing device problem, reach even mixing effect.

[0017] 2、The utility model discloses a stirring uniform component, can start motor in use, makes motor drive the reducer through the elastic coupling and rotates, and the scraping blade on the stirring rod can scrape the medicament adhered to the inner wall of the dosing device body, and the cleaning plate can prevent the medicament from accumulating at the bottom, to ensure that the medicament can participate in mixing everywhere in the stirring process, and the mixing uniformity in use is enhanced.

[0018] 3、The utility model discloses a uniform mixing component, in use, the ultrasonic generator in the fixed groove is started through the controller, and the cavitation effect is produced in the dosing device body, promotes the violent movement and collision between medicament molecules, accelerates the even mixing of medicament, especially for the area that conventional stirring can hardly reach, enhances the performance of dosing device, and the outside of the ultrasonic generator can be protected in use, and the use safety of the ultrasonic generator is enhanced. DRAWINGS

[0019] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0020] Figure 2 It is the three-dimensional split structure schematic diagram of the utility model;

[0021] Figure 3 It is the three-dimensional structure schematic diagram of the utility model Figure 2 It is the enlarged structure schematic diagram of A place in the utility model.

[0022] In the diagram: 1. Dosing device body; 2. Chemical delivery device; 3. Flow pump; 4. Mixing assembly; 41. Motor; 42. Reducer; 43. Stirring rod; 44. Scraper; 45. Cleaning plate; 5. Uniform mixing assembly; 51. Fixing tank; 52. Ultrasonic generator; 53. Stainless steel box; 54. Controller; 6. Inclined plate; 7. Screwdriver blade; 8. Flexible coupling; 9. Solenoid valve; 10. Remote controller; 11. Observation tank; 12. Transparent scale plate; 13. Anti-corrosion ring; 14. Insulation plate. Detailed Implementation

[0023] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0024] like Figures 1 to 3 As shown, the present invention provides a dosing device for secondary sewage treatment, including a dosing device body 1, a chemical delivery device 2 and a flow pump 3. The top of the dosing device body 1 is connected to the bottom of the chemical delivery device 2. The flow pump 3 is located on one side of the dosing device body 1. A stirring and homogenizing component 4 is installed on the top of the dosing device body 1, and a homogenizing component 5 is provided at the bottom of the dosing device body 1.

[0025] refer to Figure 3 The mixing component 4 includes a motor 41, a reducer 42 is provided at the output end of the motor 41, a mixing rod 43 is fixedly connected to the bottom of the reducer 42, a scraper 44 is fixedly connected to the outside of the mixing rod 43, and a cleaning plate 45 is fixedly connected to the bottom of the mixing rod 43.

[0026] As a technical optimization of this utility model, by setting up a mixing uniform component 4, the motor 41 can be started during use, so that the motor 41 drives the reducer 42 to rotate through the elastic coupling 8. The reducer 42 reduces the speed and drives the stirring rod 43 to rotate. The scraper 44 on the stirring rod 43 can scrape off the medicine adhering to the inner wall of the dosing device body 1, and the cleaning plate 45 can prevent the medicine from accumulating at the bottom, ensuring that the medicine can participate in the mixing during the stirring process, and enhancing the mixing uniformity during use.

[0027] refer to Figure 2The uniform mixing assembly 5 comprises a fixed groove 51, an ultrasonic generator 52 is fixedly connected to the bottom of the inner wall of the fixed groove 51, a stainless steel box 53 is fixedly connected to the outer side of the ultrasonic generator 52, the outer side of the stainless steel box 53 is fixedly connected with the inside of the fixed groove 51, the ultrasonic generator 52 is electrically connected with a controller 54 through wires, and the controller 54 is installed on the front face of the dosing device body 1.

[0028] As a technical optimization scheme of the utility model, through setting up the uniform mixing assembly 5, in use, the ultrasonic generator 52 in the fixed groove 51 is started by the controller 54, cavitation effect is generated in the dosing device body 1, the violent movement and collision between medicament molecules are promoted, and the uniform mixing of medicament is accelerated, especially for the area difficult to reach by conventional stirring, the performance of the dosing device is enhanced, the stainless steel box 53 can protect the outer side of the ultrasonic generator 52 in use, and the use safety of the ultrasonic generator 52 is enhanced.

[0029] Reference Figure 3 The top of the surface of the stirring rod 43 is fixedly connected with an inclined plate 6, and the surface of the stirring rod 43 is fixedly connected with an auger blade 7.

[0030] As a technical optimization scheme of the utility model, through setting up the inclined plate 6 and the auger blade 7, the inclined plate 6 can rotate along with the stirring rod 43, the top of the inner wall of the dosing device body 1 can be scraped and cleaned by the rotation of the inclined plate 6, the adhesion of materials is avoided, the stirring effect is enhanced by the auger blade 7, the medicament is more fully mixed in the vertical direction, the medicament stratification phenomenon is effectively avoided, the stirring efficiency of the user is improved, the dosing time is shortened, and the continuous dosing demand of sewage treatment is met.

[0031] Reference Figure 3 The output end of the motor 41 is provided with an elastic coupling 8, and the bottom of the elastic coupling 8 is mounted with the top of the speed reducer 42.

[0032] As a technical optimization scheme of the utility model, through setting up the elastic coupling 8, the impact of the motor 41 when starting and stopping can be buffered, the motor 41 and the speed reducer 42 are protected, mechanical part wear is reduced, equipment service life is prolonged, equipment maintenance cost of the user is reduced, and stable operation of the dosing device is ensured.

[0033] Reference Figure 2 The bottom of one side of the dosing device body 1 is communicated with a solenoid valve 9, the solenoid valve 9 is communicated with the flow pump 3 through a pipeline, the front face of the dosing device body 1 is fixedly connected with a remote controller 10, and the remote controller 10 is electrically connected with the controller 54 through wires.

[0034] As a technical optimization scheme of the utility model, through setting electromagnetic valve 9 and remote controller 10, remote controller 10 can remotely control electromagnetic valve 9 to open and close, and precisely control the medicine delivery between the medicine adding device body 1 and the flow pump 3 box, which is convenient for the user to flexibly adjust the medicine adding amount according to the sewage treatment process, and improves the working convenience and management efficiency.

[0035] Reference Figure 2 The front of the medicine adding device body 1 is provided with an observation groove 11, and the inside of the observation groove 11 is fixedly connected with a transparent scale plate 12.

[0036] As a technical optimization scheme of the utility model, through setting observation groove 11 and transparent scale plate 12, the observation groove 11 can be used for the user to intuitively observe the medicine liquid level and mixing condition in the medicine adding device body 1, the transparent scale plate 12 can accurately display the liquid level height, and the user can real-time master the medicine remaining amount and mixing state, timely supplement the medicine or adjust the equipment operation parameter, and ensure the smooth progress of the medicine adding operation.

[0037] Reference Figure 2 Figure 2 The inside of the medicine adding device body 1 is fixedly connected with a corrosion-proof ring 13, and the outside of the medicine adding device body 1 is fixedly connected with a heat preservation plate 14.

[0038] As a technical optimization scheme of the utility model, through setting corrosion-proof ring 13 and heat preservation plate 14, the corrosion-proof ring 13 prevents the medicine from corroding the medicine adding device body 1, prolongs the equipment durability, the heat preservation plate 14 can maintain the stable medicine temperature, reduces the influence of temperature fluctuation on the medicine performance, and is convenient for the user to stably use the medicine adding device under different environmental conditions, and ensures the consistency of the sewage treatment effect.

[0039] The working principle and use process of the utility model: in use according to the water quality and treatment requirement of sewage, the corresponding medicament solution is prepared in the dosing device body 1, the motor 41 is started, the motor 41 drives the speed reducer 42 to rotate through the elastic coupling 8, the stirring rod 43 is driven to rotate after deceleration through the speed reducer 42, the scraper 44 on the stirring rod 43 can scrape the medicament adhered to the inner wall of the dosing device body 1 with the rotation of the stirring rod 43, the cleaning plate 45 can prevent the medicament from accumulating at the bottom, ensure that the medicament at all places can participate in mixing during stirring, the inclined plate 6 on the surface of the stirring rod 43 can scrape and clean the top of the inner wall of the dosing device body 1, avoid the adhesion of materials, the auger blade 7 can enhance the stirring effect, make the medicament more fully mixed in the vertical direction, effectively avoid the stratification phenomenon of medicament, then the ultrasonic generator 52 is started through the controller 54, cavitation is generated in the dosing device body 1 by ultrasonic wave, promote the violent movement and collision between medicament molecules, accelerate the uniform mixing of medicament, especially for the area difficult to reach by conventional stirring, the remote controller 10 can remotely control the electromagnetic valve 9 to open and close during the dosing process, accurately control the medicament delivery between the dosing device body 1 and the flow pump 3 box, the user can flexibly adjust the dosing amount according to the sewage treatment process, achieve the effect of uniform stirring and mixing, and enhance the use effect of the dosing device.

[0040] The user can also directly observe the medicament liquid level and mixing condition in the dosing device body 1 through the observation tank 11 and the transparent scale plate 12, the transparent scale plate 12 accurately displays the liquid level height, which is convenient for the user to master the medicament remaining amount and mixing state in real time, supplement the medicament or adjust the equipment operation parameter in time, ensure that the dosing operation is smoothly carried out, and the corrosion ring 13 can prevent the medicament from corroding the dosing device body 1, prolong the equipment durability, and the heat preservation plate 14 can maintain the stable temperature of the medicament, reduce the influence of temperature fluctuation on the performance of the medicament, and ensure the consistency of the sewage treatment effect.

[0041] In summary: the dosing device for secondary sewage treatment is provided with the stirring uniform assembly 4 and the uniform mixing assembly 5, which can uniformly stir and mix the materials in the dosing device body 1, solve the problem that the corners of the dosing tank or the places close to the tank wall of the existing dosing device are still not uniformly stirred during use, which can cause the local concentration of medicament to be too high or too low, affect the accuracy and stability of dosing, and further adversely affect the sewage treatment effect, and for some sewage treatment processes that need to accurately control the concentration of medicament and reaction conditions, the local non-uniform stirring can become a key restricting factor, which affects the use effect of the dosing device.

[0042] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A dosing device for secondary wastewater treatment, comprising a dosing device body (1), a chemical delivery device (2), and a flow pump (3), characterized in that: The top of the dosing device body (1) is connected to the bottom of the drug delivery device (2). The flow pump (3) is located on one side of the dosing device body (1). A stirring and homogenizing component (4) is installed on the top of the dosing device body (1). A homogenizing component (5) is provided at the bottom of the dosing device body (1).

2. The wastewater secondary treatment dosing device according to claim 1, characterized in that: The mixing assembly (4) includes a motor (41), a reducer (42) is provided at the output end of the motor (41), a stirring rod (43) is fixedly connected to the bottom of the reducer (42), a scraper (44) is fixedly connected to the outside of the stirring rod (43), and a cleaning plate (45) is fixedly connected to the bottom of the stirring rod (43).

3. The dosing device for secondary wastewater treatment according to claim 2, characterized in that: The uniform mixing component (5) includes a fixed groove (51), an ultrasonic generator (52) is fixedly connected to the bottom of the inner wall of the fixed groove (51), a stainless steel box (53) is fixedly connected to the outside of the ultrasonic generator (52), the outside of the stainless steel box (53) is fixedly connected to the inside of the fixed groove (51), the ultrasonic generator (52) is electrically connected to a controller (54) through a wire, and the controller (54) is installed on the front of the dosing device body (1).

4. The dosing device for secondary wastewater treatment according to claim 2, characterized in that: An inclined plate (6) is fixedly connected to the top of the surface of the stirring rod (43), and an auger blade (7) is fixedly connected to the surface of the stirring rod (43).

5. The dosing device for secondary wastewater treatment according to claim 2, characterized in that: The output end of the motor (41) is equipped with a flexible coupling (8), and the bottom of the flexible coupling (8) is installed with the top of the reducer (42).

6. The wastewater secondary treatment dosing device according to claim 3, characterized in that: A solenoid valve (9) is connected to the bottom of one side of the dosing device body (1). The solenoid valve (9) is connected to the flow pump (3) through a pipe. A remote controller (10) is fixedly connected to the front of the dosing device body (1). The remote controller (10) is electrically connected to the controller (54) through a wire.

7. The wastewater secondary treatment dosing device according to claim 1, characterized in that: An observation slot (11) is installed on the front of the main body (1) of the dosing device, and a transparent scale plate (12) is fixedly connected inside the observation slot (11).

8. The wastewater secondary treatment dosing device according to claim 1, characterized in that: The dosing device body (1) is fixedly connected to an anti-corrosion ring (13) inside, and a heat insulation plate (14) is fixedly connected to the outside of the dosing device body (1).

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