CN210974218U

CN210974218U - Electroplating chromium-containing wastewater treatment and recovery equipment

Info

Publication number: CN210974218U
Application number: CN201922010779.6U
Authority: CN
Inventors: 周晓峰; 周伟国; 江国英
Original assignee: Yixing Allright Environmental Protection Technology Co ltd
Current assignee: Yixing Allright Environmental Protection Technology Co ltd
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2020-07-10
Anticipated expiration: 2029-11-20

Abstract

The utility model discloses an electroplate chromium-containing waste water treatment recovery plant belongs to waste water treatment technical field, an electroplate chromium-containing waste water treatment recovery plant, handle the case including first processing case and second, the upper surface of first processing case and second processing case all is through screw fixedly connected with L shaped plates, one side fixedly connected with connecting block of L shaped plates, one side fixedly connected with motor of connecting block, the solid fixed ring of outside fixedly connected with of motor output end, gu fixed ring's outside fixedly connected with connecting rod, the outside fixedly connected with stirring leaf of connecting rod, the utility model discloses after the sewage row of handling the second incasement is clean, with drain pipe and connecting pipe separation, take out the inside filter screen of connecting pipe to can make things convenient for the staff to clear up and easy operation the chromium deposit in the filter screen, the staff of being convenient for handles chromium-containing waste water, improve the practicality of this device.

Description

Electroplating chromium-containing wastewater treatment and recovery equipment

Technical Field

The utility model relates to a waste water treatment technical field especially relates to an electroplate chromium-containing waste water treatment recovery plant.

Background

A series of waste water discharged from the electroplating production process, such as chromium-containing waste water. The electroplating wastewater has the following characteristics: (1) the concentration of organic pollutants (CODcr) in the wastewater is high, and the biodegradability is poor. (2) The waste water has various types, complex components and large concentration fluctuation. (3) The wastewater contains high-concentration chromium heavy metal ions. Heavy metal ions in the sewage are pollutants specified by the state, have carcinogenic effect on a plurality of tissue systems of a human body, can lead the surrounding water body to be decomposed due to high CODcr in the sewage so as to influence the existing environment of people, and the waste water is directly discharged outside to seriously damage the surrounding ecological environment. According to the requirements of construction units, the wastewater must be comprehensively treated, and is discharged into municipal pipe networks and nearby rivers after reaching the first-level discharge standard, and heavy metal ions in the wastewater have high toxicity and have stimulation and corrosion effects on the skin, mucosa and upper respiratory tract of a human body. Medical research proves that the compound is a carcinogen. The chromium-containing wastewater is generally applied to wastewater treatment and recovery equipment, but the existing wastewater treatment and recovery equipment has the problems of inconvenience in cleaning chromium precipitates after treatment and poor practicability.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems of inconvenient clearing of the chromium sediment after treatment and poor practicability in the prior art and providing a chromium-containing wastewater treatment and recovery device for electroplating.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an electroplate chromium-containing waste water treatment recovery plant, handles the case including first processing case and second, the upper surface that first processing case and second were handled the case all is through screw fixedly connected with L shaped plate, one side fixedly connected with connecting block of L shaped plate, one side fixedly connected with motor of connecting block, the solid fixed ring of outside fixedly connected with of motor output end, gu fixed ring's outside fixedly connected with connecting rod, the outside fixedly connected with stirring leaf of connecting rod, the lower part fixedly connected with booster pump of first processing case one side, the one end fixedly connected with water pipe of booster pump, the one end of water pipe and one side fixed connection of second processing case, the inside wall fixedly connected with swash plate of second processing case, the lower part fixedly connected with drain pipe of second processing case one side, the one end of drain pipe passes through flange fixedly connected with connecting pipe, the inside of connecting pipe is provided with the filter screen.

Preferably, the lower surfaces of the first treatment box and the second treatment box are fixedly connected with supporting legs, and the number of the supporting legs is eight.

Preferably, the inlet tube is spliced to one side of first processing case upper surface, the feed liquor pipe is spliced to one side of first processing case and second processing case upper surface all, one side of feed liquor pipe is provided with the PH detector.

Preferably, one end of the filter screen is fixedly connected with a fixing piece, and one side of the fixing piece is provided with a hole.

Preferably, the number of the holes is four, and the four holes are arranged on one side of the fixing sheet in an annular array.

Preferably, the equal fixedly connected with screw ring in one side of case is handled to first processing case and second, the inside threaded connection of screw ring has the threaded rod, the top threaded connection of threaded rod has the screwed pipe, the top fixedly connected with canopy of screwed pipe.

Compared with the prior art, the utility model provides an electroplate chromium-containing waste water treatment recovery plant possesses following beneficial effect:

1. the utility model discloses, through setting up drain pipe, connecting pipe and filter screen, when the sewage discharge after to handling, open the outside valve of drain pipe to can be with the sewage after handling through drain pipe and connecting pipe discharge, after the sewage drainage of treating the incasement with the second is clean, with drain pipe and connecting pipe separation, take out the inside filter screen of connecting pipe, thereby can make things convenient for the staff to clear up the chromium deposit in the filter screen.

2. The utility model discloses, through setting up first processing case, the case is handled to the second, including a motor, an end cap, a controller, and a cover plate, stirring leaf and PH detector, when handling chromium-containing waste water, carry to first processing incasement through the inlet tube, the starter motor, then drop into first processing incasement with sulphuric acid solution through the feed liquor pipe, observe the data change condition of PH detector, then start the booster pump, with the waste liquid pump of first processing incasement to second processing incasement, then with sodium bisulfite solution to second processing incasement, observe the PH detector, after the abundant reaction, open the outside valve of connecting pipe with the waste liquid discharge can, easy operation, the staff of being convenient for handles chromium-containing waste water, the practicality of the device has been improved.

The device does not relate to the part and all is the same with prior art or can adopt prior art to realize, the utility model discloses after the sewage drain of handling the second incasement is clean, with drain pipe and connecting pipe separation, take out the inside filter screen of connecting pipe to can make things convenient for the staff to deposit the chromium in the filter screen and clear up and easy operation, the staff of being convenient for has improved the practicality of this device to chromium-containing waste water.

Drawings

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

FIG. 2 is a schematic view of the structure of the filter screen of the present invention;

FIG. 3 is a schematic view of the fixing plate of the present invention;

fig. 4 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention.

In the figure, 1, a first treatment box, 2, a second treatment box, 3, screws, 4, L shaped plates, 5, a connecting block, 6, a motor, 7, a fixing ring, 8, a connecting rod, 9, a stirring blade, 10, a booster pump, 11, a water pipe, 12, an inclined plate, 13, a water discharging pipe, 14, a connecting pipe, 15, a filter screen, 16, a supporting leg, 17, a water inlet pipe, 18, a liquid inlet pipe, 19, a PH detector, 20, a fixing plate, 21, a hole, 22, a threaded rod, 23, a threaded pipe, 24, a rain shelter, 25 and a threaded ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, an electroplating chromium-containing wastewater treatment recycling apparatus, including a first treatment tank 1 and a second treatment tank 2, a threaded ring 25 is fixedly connected to one side of the first treatment tank 1 and the second treatment tank 2, the threaded ring 25 plays a role of connection and fixation, a threaded rod 22 is threadedly connected to the inside of the threaded ring 25, a threaded pipe 23 is threadedly connected to the top of the threaded rod 22, a rain shelter 24 is fixedly connected to the top of the threaded pipe 23, the rain shelter 24 is arranged to prevent erosion of the first treatment tank 1 and the second treatment tank 2 in rainy and snowy weather, the service life of the first treatment tank 1 and the second treatment tank 2 should be affected, support legs 16 are fixedly connected to the lower surfaces of the first treatment tank 1 and the second treatment tank 2, the support legs 16 are eight in number, a water inlet pipe 17 is inserted into one side of the upper surface of the first treatment tank 1, a liquid inlet pipe 18 is inserted into one side of the upper surfaces of the first treatment tank 1 and the second treatment tank 2, a PH detector 19 is arranged to improve the discharge efficiency of wastewater treatment tank 2, a wastewater treatment tank 2 is treated by a sewage treatment tank 2, a sewage treatment tank 14, a sewage treatment tank 2, a sewage treatment tank is arranged by a sewage treatment tank, a sewage treatment tank 2, a sewage treatment tank 14, a sewage treatment tank 2, a sewage treatment tank 14, a sewage treatment tank 2, a sewage treatment tank 2, a sewage treatment tank, a sewage.

In the utility model, through arranging the drain pipe 13, the connecting pipe 14 and the filter screen 15, when the treated sewage is discharged, the valve outside the drain pipe 13 is opened, so that the treated sewage can be discharged through the drain pipe 13 and the connecting pipe 14, after the sewage in the second treatment box 2 is completely discharged, the drain pipe 13 is separated from the connecting pipe 14, the filter screen 15 in the connecting pipe 14 is taken out, so that the chromium deposit in the filter screen 15 can be conveniently cleaned by the staff, through arranging the first treatment box 1, the second treatment box 2, the motor 6, the stirring blade 9 and the PH detector 19, when the chromium-containing sewage is treated, the chromium-containing sewage is conveyed into the first treatment box 1 through the inlet pipe 17, the motor 6 is started, then the sulfuric acid solution is thrown into the first treatment box 1 through the inlet pipe, the data change condition of the PH detector 19 is observed, and then the booster pump 10 is started, with the waste liquid pump sending in the first processing case 1 to the second in handling case 2, then handle case 2 with sodium bisulfite solution to the second in, observe PH detector 19, after the abundant reaction, open connecting pipe 14 outside valve with the waste liquid discharge can, easy operation, the staff of being convenient for handles chromium-containing waste water, has improved the practicality of this device.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an electroplating chromium-containing wastewater treatment recovery plant, handles case (2) including first processing case (1) and second, its characterized in that, the upper surface that first processing case (1) and second were handled case (2) all is through screw (3) fixedly connected with L shaped plate (4), one side fixedly connected with connecting block (5) of L shaped plate (4), one side fixedly connected with motor (6) of connecting block (5), the solid fixed ring (7) of outside fixedly connected with of motor (6) output, the outside fixedly connected with connecting rod (8) of solid fixed ring (7), the outside fixedly connected with stirring leaf (9) of connecting rod (8), the lower part fixedly connected with booster pump (10) of first processing case (1) one side, the one end fixedly connected with water pipe (11) of booster pump (10), one side fixedly connected with of case (2) of one end and second processing case (11), the inside wall fixedly connected with swash plate (12) of second processing case (2), the lower part fixedly connected with water pipe (13) of second processing case (2) one side, the one end fixedly connected with connecting pipe (14) is provided with the drain pipe (14), the inside connecting pipe (14) of drain pipe (14).

2. The electroplating chromium-containing wastewater treatment and recovery equipment according to claim 1, wherein the lower surfaces of the first treatment tank (1) and the second treatment tank (2) are fixedly connected with support legs (16), and the number of the support legs (16) is eight.

3. The electroplating chromium-containing wastewater treatment and recovery equipment according to claim 1, wherein a water inlet pipe (17) is inserted into one side of the upper surface of the first treatment tank (1), a liquid inlet pipe (18) is inserted into one side of the upper surfaces of the first treatment tank (1) and the second treatment tank (2), and a pH detector (19) is arranged on one side of the liquid inlet pipe (18).

4. The electroplating chromium-containing wastewater treatment and recovery equipment according to claim 1, wherein one end of the filter screen (15) is fixedly connected with a fixing piece (20), and one side of the fixing piece (20) is provided with a hole (21).

5. The chromium-containing electroplating wastewater treatment and recovery equipment as claimed in claim 4, wherein the number of the holes (21) is four, and the four holes (21) are arranged on one side of the fixing plate (20) in an annular array.

6. The electroplating chromium-containing wastewater treatment and recovery equipment as claimed in claim 1, wherein one side of each of the first treatment tank (1) and the second treatment tank (2) is fixedly connected with a threaded ring (25), a threaded rod (22) is connected with the internal thread of the threaded ring (25), a threaded pipe (23) is connected with the top end of the threaded rod (22) in a threaded manner, and a rain shelter (24) is fixedly connected with the top end of the threaded pipe (23).