CN211069931U

CN211069931U - Dry powder charge device

Info

Publication number: CN211069931U
Application number: CN201921832238.5U
Authority: CN
Inventors: 柳晓宁
Original assignee: Hebei Haitian Environmental Protection Engineering Equipment Co ltd
Current assignee: Hebei Haitian Environmental Protection Engineering Equipment Co ltd
Priority date: 2019-10-29
Filing date: 2019-10-29
Publication date: 2020-07-24
Anticipated expiration: 2029-10-29

Abstract

The utility model discloses a dry powder dosing device, which comprises a dosing box, a spiral conveyor and a stirring device, wherein the stirring device comprises a stirring box, a stirring motor arranged above the stirring box, a dissolving bucket arranged in the stirring box, and a grinding pipe arranged at the lower end of the dissolving bucket; the top of agitator tank is provided with the inlet tube, and the bottom of agitator tank is provided with the drain pipe, is provided with the circulating pump on the drain pipe, and the exit linkage of circulating pump has the pencil of sending the medicine, is provided with the circulating pipe on sending the medicine, the other end and the inlet tube intercommunication of circulating pipe. The utility model discloses in carried out the processing of three processes to the dry powder medicament, accomplish simultaneously and grind and stir to liquid medicine through the circulating pump messenger agitator tank mixes more evenly, has improved the result of use of liquid medicine.

Description

Dry powder charge device

Technical Field

The utility model relates to an environmental protection water treatment technical field especially relates to a dry powder charge device.

Background

The water to be treated usually contains various impurities, which can be generally divided into three types, namely inorganic substances, organic substances and microorganisms, and can also be divided into three types, namely suspended substances, colloids and dissolved substances according to the particle size and the existing form of the impurities. Therefore, the purpose of the chemical adding treatment is to remove or reduce suspended substances, colloids, harmful bacteria, microorganisms, dissolved substances and other harmful impurities in raw water, including oxidation sterilization treatment of water, reduction treatment of an oxidant in water, flocculation treatment of water, coagulation aid treatment of water and scale inhibition treatment of water. The dosage of the medicament is various, and the medicament can be generally divided into a dry dosage method and a wet dosage method. The dry dosing method comprises the steps of carrying, crushing, lifting, metering, dosing and mixing the medicament. The wet dosing method dosing process comprises the steps of mixing and dissolving a medicament and water through a stirrer, quantitatively controlling equipment, dosing equipment and mixing equipment.

However, the existing dosing device has a simple structure, and the medicament in a dry powder state is easily affected with damp and caked in the transportation and storage processes; and if the powder is directly put into the reaction tank, the powder is easy to agglomerate and cannot be fully dissolved, even if stirring is carried out by adopting a stirring blade, smaller agglomerates cannot be broken, and the powder is not completely dissolved and dispersed, so that the dissolving effect is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dry powder charge device to the not enough of above-mentioned prior art.

In order to solve the above problems, the utility model adopts the following technical proposal:

a dry powder dosing device comprises a dosing box, a screw conveyor arranged at the bottom of the dosing box and a stirring device arranged below the outlet end of the screw conveyor, wherein the stirring device comprises a stirring box, a stirring motor arranged above the stirring box, a dissolving barrel arranged in the stirring box and a grinding pipe arranged at the lower end of the dissolving barrel and communicated with the dissolving barrel, a grinding roller is arranged in the grinding pipe, the upper end of the grinding roller is in transmission connection with the output end of the stirring motor, a first stirring rod is arranged at the upper part of the grinding roller and positioned in the dissolving barrel, and a second stirring rod is arranged at the lower end of the grinding roller after penetrating through the grinding pipe; the top of agitator tank is provided with the inlet tube, the bottom of agitator tank is provided with the drain pipe, be provided with the circulating pump on the drain pipe, the exit linkage of circulating pump has the medicine pipe of sending, send and be provided with the circulating pipe on the medicine pipe, the other end of circulating pipe with the inlet tube intercommunication, send and be provided with first solenoid valve on the medicine pipe, be provided with the second solenoid valve on the circulating pipe.

Further, be provided with a plurality of abrasive disks on the lateral wall of dissolving the bucket, be provided with the confession on the abrasive disk the shaft hole that the grinding roller passed, the abrasive disk with first puddler interval sets up.

Further, the radial distance between the inner ring surface of the grinding disc and the outer circumference surface of the grinding roller is 5-10 mm.

Further, the axial distance between the grinding disc and the adjacent first stirring rod is 10-20 mm.

Furthermore, a plurality of through holes are formed in the grinding disc.

Furthermore, the diameter of the through hole is 1-5 mm.

Further, the radial distance between the grinding roller and the grinding pipe is 1-2 mm.

Furthermore, the side wall of the grinding pipe is provided with dispersion holes.

Further, the bottom of dosing tank is for leaking hopper-shaped, the bottom of dosing tank is provided with electric heater unit and vibrator.

Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:

the utility model discloses set up the dissolving tank in agitating unit to set up abrasive disc and first puddler in dissolving the bucket, carry out first stirring and grinding to the dry powder medicament, the dry powder medicament is dissolved in aqueous, and part forms less block mass, and the liquid medicine flows into in the grinding tube downwards, through the secondary fine grinding of grinding roller, breaks less block mass, makes the dry powder medicament disperse in aqueous completely, and the liquid medicine flows out through the grinding tube lower extreme and gets into the agitator tank in, stirs through the second puddler at last, makes the dry powder medicament completely dissolve; the utility model discloses in carried out the processing of three processes to the dry powder medicament, accomplish simultaneously and grind and stir to liquid medicine through the circulating pump messenger agitator tank mixes more evenly, has improved the result of use of liquid medicine.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the structure of the middle grinding disk of the present invention

Fig. 3 is a schematic view of the structure of the polishing tube of the present invention.

In the figure: 1. a dosing box; 2. a screw conveyor; 3. a stirring box; 4. a stirring motor; 5. a dissolving bucket; 6. grinding the tube; 7. a grinding roller; 8. a first stirring rod; 9. a second stirring rod; 10. a water inlet pipe; 11. a liquid outlet pipe; 12. a circulation pump; 13. a medicine delivery pipe; 14. a circulation pipe; 15. a first solenoid valve; 16. a second solenoid valve; 17. a grinding disk; 18. a through hole; 19. a dispersion hole; 20. an electric heating device; 21. a vibrator.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1-3, the dry powder medicine adding device of the present invention comprises a medicine adding box 1, a screw conveyor 2 disposed at the bottom of the medicine adding box 1, and a stirring device disposed below the outlet end of the screw conveyor 2, wherein dry powder medicine in the medicine adding box 1 enters the stirring device through the screw conveyor 2 at a constant speed, the stirring device comprises a stirring box 3, a stirring motor 4 disposed above the stirring box 3, a dissolving tank 5 disposed in the stirring box 3, and a grinding pipe 6 disposed at the lower end of the dissolving tank 5 and communicated with the dissolving tank 5, a grinding roller 7 is disposed in the grinding pipe 6, the upper end of the grinding roller 7 is in transmission connection with the output end of the stirring motor 4, a first stirring rod 8 is disposed on the upper portion of the grinding roller 7, the first stirring rod 8 is disposed in the dissolving tank 5, the lower end of the grinding roller 7 penetrates out of the grinding pipe 6 and is provided with a second stirring rod 9; the top of agitator tank 3 is provided with inlet tube 10, the bottom of agitator tank 3 is provided with drain pipe 11, be provided with circulating pump 12 on the drain pipe 11, the exit linkage of circulating pump 12 has medicine conveying pipe 13, be provided with circulating pipe 14 on the medicine conveying pipe 13, the other end of circulating pipe 14 with inlet tube 10 intercommunication, be provided with first solenoid valve 15 on the medicine conveying pipe 13, first solenoid valve 15 is located circulating pipe 14 and the low reaches of medicine conveying pipe 13 junction, be provided with second solenoid valve 16 on the circulating pipe 14.

Further, dissolve bucket 5's lateral wall on parallel arrangement have two abrasive disc 17, the center of abrasive disc 17 is provided with the confession the shaft hole that grinding roller 7 passed, grinding roller 7 is provided with three first puddlers 8 of group by last under to, and every group is including two first puddlers 8 that the symmetry set up, abrasive disc 17 with 8 intervals of first puddler set up.

Preferably, the radial distance between the inner ring surface of the grinding disk 17 and the outer circumference surface of the grinding roller 7 is 5-10 mm.

Preferably, the axial distance between the grinding disc 17 and the adjacent first stirring rod 8 is 10-20 mm.

Preferably, a plurality of through holes 18 are formed in the grinding disc 17, and the diameter of each through hole 18 is 1-5 mm.

Preferably, the radial distance between the grinding roller 7 and the grinding pipe 6 is 1-2 mm.

Preferably, the side wall of the grinding pipe 6 is provided with dispersion holes 19, so that the ground medicament can be quickly dissolved and dispersed in the stirring box 1.

Further, the bottom of the dosing box 1 is funnel-shaped, the bottom of the dosing box 1 is provided with an electric heating device 20 and a vibrator 21, the electric heating device 20 can prevent the dry powder medicament in the dosing box 1 from being wetted and agglomerated, and the vibrator 21 can enable the dry powder medicament to smoothly enter the screw conveyor 2.

Further, the device also comprises a P L C controller, wherein the P L C controller is connected with the electric heating device 20, the vibrator 21, the screw conveyor 2, the stirring motor 4, the circulating pump 12, the first electromagnetic valve 15 and the second electromagnetic valve 16 in a control mode.

Further, in the above-mentioned case,

the utility model discloses during the use, dry powder medicament in the dosing tank 1 passes through in the helical conveyer 2 at the uniform velocity gets into dissolving bucket 5 among the agitating unit, under agitator motor 4's drive, first puddler 8 and abrasive disc 17 cooperation, carry out first stirring and grinding to dry powder medicament, dry powder medicament dissolves in aqueous, the part forms less lump, the liquid medicine flows into in the grinding tube 6 downwards, through grinding 7 secondary fine grinding of grinding roller, break less lump, make dry powder medicament disperse in aqueous completely, the liquid medicine flows out through grinding tube 6 lower extreme and gets into in agitator tank 1, stir through second puddler 9 at last, make dry powder medicament dissolve completely, at this moment, close first solenoid valve 15, open second solenoid valve 16 and circulating pump 12, make the liquid medicine circulation in the agitator tank 1 circulate, make the medicament dissolve, the misce bene, after the liquid medicine is dissolved, open first solenoid valve 15, close second solenoid valve 16, and feeding the dissolved liquid medicine into water to be treated.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.

Claims

1. A dry powder dosing device comprises a dosing tank (1), a screw conveyor (2) arranged at the bottom of the dosing tank (1) and a stirring device arranged below the outlet end of the screw conveyor (2), and is characterized in that the stirring device comprises a stirring tank (3), a stirring motor (4) arranged above the stirring tank (3), a dissolving bucket (5) arranged in the stirring tank (3), and a grinding pipe (6) arranged at the lower end of the dissolving bucket (5) and communicated with the dissolving bucket (5), wherein a grinding roller (7) is arranged in the grinding pipe (6), the upper end of the grinding roller (7) is in transmission connection with the output end of the stirring motor (4), a first stirring rod (8) is arranged at the upper part of the grinding roller (7), and the first stirring rod (8) is positioned in the dissolving bucket (5), the lower end of the grinding roller (7) penetrates out of the grinding pipe (6) and is provided with a second stirring rod (9); the top of agitator tank (3) is provided with inlet tube (10), the bottom of agitator tank (3) is provided with drain pipe (11), be provided with circulating pump (12) on drain pipe (11), the exit linkage of circulating pump (12) has medicine conveying pipe (13), be provided with circulating pipe (14) on medicine conveying pipe (13), the other end of circulating pipe (14) with inlet tube (10) intercommunication, be provided with first solenoid valve (15) on medicine conveying pipe (13), be provided with second solenoid valve (16) on circulating pipe (14).

2. The dry powder dosing device according to claim 1, wherein a plurality of grinding discs (17) are arranged on the side wall of the dissolving tank (5), a shaft hole for the grinding roller (7) to pass through is arranged on each grinding disc (17), and the grinding discs (17) and the first stirring rod (8) are arranged at intervals.

3. A dry powder dosing device according to claim 2, characterised in that the radial distance between the inner annular surface of the grinding disc (17) and the outer circumferential surface of the grinding roller (7) is 5-10 mm.

4. A dry powder dosing device according to claim 2, characterised in that the axial distance between the grinding disc (17) and the adjacent first agitator rod (8) is 10-20 mm.

5. A dry powder dosing device as claimed in claim 2, characterised in that the grinding disc (17) is provided with a plurality of through holes (18).

6. A dry powder dosing device according to claim 5, characterised in that the diameter of the through hole (18) is 1-5 mm.

7. A dry powder dosing device according to claim 1, characterised in that the radial distance of the grinding roller (7) from the grinding tube (6) is 1-2 mm.

8. A dry powder dosing device as claimed in claim 1, characterised in that the side wall of the grinding tube (6) is provided with dispersion holes (19).

9. A dry powder dosing device as claimed in claim 1, wherein the bottom of the dosing tank (1) is funnel-shaped, and the bottom of the dosing tank (1) is provided with an electric heating device (20) and a vibrator (21).