CN110963615A

CN110963615A - Chemical raw water treatment equipment and treatment process thereof

Info

Publication number: CN110963615A
Application number: CN201911404804.7A
Authority: CN
Inventors: 刘子正; 张兵
Original assignee: Nanjing Yuanyuan Chemical Storage Co Ltd
Current assignee: Nanjing Yuanyuan Chemical Storage Co Ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-04-07

Abstract

This invention discloses a chemical raw water treatment equipment and its treatment process, including a machine base. A cone and a filter box are fixedly installed on the upper side of the machine base. A cover plate is fixedly installed on the upper side of the cone. A through-hole shaft is rotatably connected to the middle of the cover plate. An agitator impeller is installed on the shaft. A cylinder is welded to the lower end of the cone. End caps are installed at both ends of the cylinder. An auger is rotatably connected between the end caps. The auger is clearance-fitted with the inner cavity of the cylinder. A second motor is installed on the machine base. The output shaft of the second motor is connected to the central shaft of the auger through a coupling. The filter box includes a rectangular box body. Two sets of parallel mesh plates are welded to the inner cavity of the box body. A first filter chamber and a second filter chamber are formed between the mesh plates. This invention can effectively purify chemical raw water, reduce pollution, and is beneficial for energy conservation and environmental protection.

Description

Chemical raw water treatment equipment and treatment process thereof

Technical Field

The invention belongs to the technical field of sewage treatment, and particularly relates to chemical raw water treatment equipment and a treatment process thereof.

Background

The chemical sewage raw water is chemical sewage which is not treated at all, so that the chemical sewage raw water has more dust particles and impurities and has high concentration. The flocculation sedimentation tank is the first process of chemical industry sewage raw water treatment, subsides chemical industry sewage flocculation, filters most large granule dust, contains more metal ion in the chemical industry raw water, directly discharges to the outside can cause serious environmental pollution.

Therefore, a chemical raw water treatment device and a treatment process thereof are provided to solve the problems mentioned in the background technology.

Disclosure of Invention

The invention aims to provide chemical raw water treatment equipment and a treatment process thereof, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a chemical raw water treatment equipment, includes the board, the upside fixed mounting of board has a awl section of thick bamboo and rose box, the upside fixed mounting of a awl section of thick bamboo has the apron, the middle part of apron rotates and is connected with the pivot that runs through, install impeller in the pivot, the lower extreme welding of a awl section of thick bamboo has the drum, the end cover is installed at the both ends of drum, it is connected with the auger to rotate between the end cover, the inner chamber clearance fit of auger and drum, install the second motor on the board, the output shaft of second motor passes through the coupling joint with the center pin of auger, the rose box includes the box of rectangle, the inner chamber welding of box has the otter board of two sets of parallels, be formed with first filter chamber and second filter chamber between the ott.

Preferably, a first motor is installed on the upper side of the cover plate, a first bevel gear is installed on an output shaft of the first motor, a second bevel gear is fixedly installed at the upper end of the rotating shaft, and the first bevel gear is meshed with the second bevel gear.

Preferably, the conical cylinder is connected with the filter box through a circular tube, and the circular tube is connected with a ball valve.

Preferably, the lower side of the left end of the cylinder is welded with a discharge pipe communicated with the inner cavity of the cylinder, and the lower end of the discharge pipe is connected with a sealing cover in a threaded manner.

Preferably, quartz sand and activated carbon are filled in the first filter chamber and the second filter chamber respectively, and a penetrating water outlet connecting pipe is installed at the right end of the box body.

The invention also provides a treatment process of the chemical raw water treatment equipment, which specifically comprises the following steps:

s1, when in use, chemical raw water is added into the cone 1, then a flocculating agent and an alkaline solution are added into the cone 1, the first motor 7 is started to drive the stirring impeller 5 to rotate, the raw water is stirred, the alkaline solution reacts with metal ions to produce precipitates, and the flocculating agent and the raw water are uniformly mixed;

s2, standing the raw water for 15-30 minutes after uniformly stirring, promoting suspended sediment and other impurities to settle to the bottom of the cone 1, and then opening the ball valve 13 to discharge the water on the upper layer into the filter tank 9;

s3, filtering and adsorbing the entering water by quartz sand and activated carbon in the filter box 9 to remove impurities which are not precipitated, and discharging the purified water from a water outlet connecting pipe on the right side;

s4, opening an end cover at the lower end of the discharge pipe 12, driving the packing auger 11 to rotate by using the second motor 2, leading the precipitated impurities at the bottom of the cone cylinder 1 to fall into the cylinder 10, and conveying the precipitated impurities to the left end by the packing auger 11 to discharge the precipitated impurities.

Compared with the prior art, the invention has the beneficial effects that: the invention provides chemical raw water treatment equipment and a treatment process thereof. Therefore, the invention can effectively purify chemical raw water, reduce pollution and is beneficial to energy conservation and environmental protection.

Drawings

FIG. 1 is a schematic front view of the present invention;

fig. 2 is a schematic sectional structure view of the filter box of the present invention.

In the figure: 1. a conical cylinder; 2. a second motor; 3. a machine platform; 4. a rotating shaft; 5. a stirring impeller; 6. a cover plate; 7. a first motor; 8. a first bevel gear; 9. a filter box; 91. a box body; 92. a screen plate; 93. a first filter chamber; 94. a second filter chamber; 10. a cylinder; 11. a packing auger; 12. a discharge pipe; 13. a ball valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

The invention provides chemical raw water treatment equipment as shown in figures 1-2, which comprises a machine table 3, wherein a conical cylinder 1 and a filter tank 9 are fixedly arranged on the upper side of the machine table 3, the conical cylinder 1 is connected with the filter tank 9 through a circular pipe, a ball valve 13 is connected onto the circular pipe, a cover plate 6 is fixedly arranged on the upper side of the conical cylinder 1, a penetrating rotating shaft 4 is rotatably connected to the middle part of the cover plate 6, a stirring impeller 5 is arranged on the rotating shaft 4, a first motor 7 is arranged on the upper side of the cover plate 6, a first bevel gear 8 is arranged on an output shaft of the first motor 7, a second bevel gear is fixedly arranged at the upper end of the rotating shaft 4, and the first

The lower end of the conical cylinder 1 is welded with a cylinder 10, end covers are installed at two ends of the cylinder 10, an auger 11 is rotatably connected between the end covers, the auger 11 is in clearance fit with an inner cavity of the cylinder 10, a second motor 2 is installed on the machine table 3, an output shaft of the second motor 2 is connected with a central shaft of the auger 11 through a coupler, a discharging pipe 12 communicated with the inner cavity of the cylinder 10 is welded at the lower side of the left end of the cylinder 10, and a sealing cover is screwed at the lower end of the discharging pipe 12

The filter box 9 comprises a rectangular box body 91, two groups of parallel screen plates 92 are welded in the inner cavity of the box body 91, a first filter chamber 93 and a second filter chamber 94 are formed between the screen plates 92, quartz sand and activated carbon are filled in the first filter chamber 93 and the second filter chamber 94 respectively, and a penetrating water outlet connecting pipe is installed at the right end of the box body 91.

In summary, compared with the prior art, the device firstly adds raw water into the cone cylinder 1, then adds alkaline solution and flocculating agent into the raw water, then utilizes the first motor 7 to drive the stirring impeller 5 to rotate to mix the solution uniformly, promotes metal ions in the raw water to generate chemical reaction to generate precipitation, large-particle impurities in the raw water are gathered and enlarged and gradually precipitated under the action of the flocculating agent, the upper layer clear water in the cone cylinder 1 is discharged into the filter box 9 for further adsorption and purification, then is discharged, and the precipitated impurities are discharged by the auger 11.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A chemical raw water treatment equipment, comprising a machine (3), characterized in that: a cone (1) and a filter box (9) are fixedly installed on the upper side of the machine (3), and the cone ( 1) A cover plate (6) is fixedly installed on the upper side, the middle part of the cover plate (6) is rotatably connected with a rotating shaft (4) passing through, and a stirring impeller (5) is installed on the rotating shaft (4). A cylinder (10) is welded to the lower end of the conical cylinder (1), end caps are installed at both ends of the cylinder (10), and an auger (11) is rotatably connected between the end caps, and the auger ( 11) Clearly fit with the inner cavity of the cylinder (10), a second motor (2) is installed on the machine table (3), the output shaft of the second motor (2) and the center of the auger (11) The shafts are connected by couplings, the filter box (9) includes a rectangular box body (91), and two sets of parallel mesh plates (92) are welded to the inner cavity of the box body (91). A first filter cavity (93) and a second filter cavity (94) are formed between 92).

2. A chemical raw water treatment equipment according to claim 1, characterized in that: a first motor (7) is installed on the upper side of the cover plate (6), and the output shaft of the first motor (7) A first bevel gear (8) is mounted thereon, a second bevel gear is fixedly mounted on the upper end of the rotating shaft (4), and the first bevel gear (8) meshes with the second bevel gear.

3. A chemical raw water treatment equipment according to claim 1, characterized in that: the cone (1) and the filter box (9) are connected by a circular pipe, and a ball valve (13) is connected to the circular pipe ).

4. A chemical raw water treatment equipment according to claim 1, characterized in that: a discharge pipe (12) communicated with its inner cavity is welded to the lower side of the left end of the cylinder (10), and the discharge pipe The lower end of (12) is screwed with a sealing cover.

5. A chemical raw water treatment equipment according to claim 1, characterized in that: the interior of the first filter cavity (93) and the second filter cavity (94) are filled with quartz sand and activated carbon respectively, and the box body The right end of (91) is provided with a penetrating water outlet pipe.

6. the treatment process of the chemical raw water treatment equipment described in any one of claim 1-5, is characterized in that: specifically comprises the following steps:

S1. When using, add chemical raw water into the cone (1), then add flocculant and alkaline solution to the cone (1), start the first motor (7) to drive the stirring impeller (5) to rotate, and stir the raw water , the alkaline solution reacts with metal ions to produce precipitation, and the flocculant is evenly mixed with raw water;

S2. After stirring evenly, let the raw water stand for 15 to 30 minutes to promote the sedimentation of suspended sediments and other impurities to the bottom of the cone (1), and then open the ball valve (13) to drain the upper layer of water into the filter box (9);

S3, the quartz sand and activated carbon in the filter box (9) filter and adsorb the water that enters, to remove the impurities that are not precipitated therein, and the purified water is discharged from the water outlet pipe on the right side;

S4. Open the end cover at the lower end of the discharge pipe (12), use the second motor (2) to drive the auger (11) to rotate, and the precipitated impurities at the bottom of the cone (1) fall into the cylinder (10), and the auger ( 11) Convey to the left end to discharge the precipitated impurities.